/*
  ForFlow website prototype
  Brand system: monochrome + Flow Green, large grotesk typography, line-based motion.
  No external font or JS dependency.
*/

:root {
  --ink: #050505;
  --ink-soft: #1b1b1b;
  --paper: #ffffff;
  --mist: #f4f5f3;
  --mist-2: #e7e9e5;
  --line: #d8dcd6;
  --muted: #626862;
  --flow: #6cf67e;
  --flow-strong: #06e705;
  --flow-dark: #093e14;
  --ff-ink: #050505;
  --ff-paper: #fff;
  --ff-cloud: #f2f4ef;
  --ff-cloud-2: #e5e9e1;
  --ff-line: #d8ddd5;
  --ff-muted: #5d655e;
  --ff-green: #63f578;
  --ff-green-hot: #00e31b;
  --ff-green-pale: #dfffe4;
  --ff-green-deep: #083d15;
  --ff-radius: 22px;
  --blue: #4ba2ff;
  --radius-sm: 10px;
  --radius: 18px;
  --radius-lg: 28px;
  --shadow-sm: 0 10px 28px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 28px 70px rgba(0, 0, 0, 0.18);
  --header-h: 78px;
  --container: 1380px;
  --ease: cubic-bezier(.2,.8,.2,1);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: calc(var(--header-h) + 28px); }
body {
  margin: 0;
  overflow-x: hidden;
  color: var(--ink);
  background: var(--paper);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
    "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
body.menu-open { overflow: hidden; }

img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button, input, select, textarea { font: inherit; }
button { color: inherit; }
::selection { background: var(--flow); color: var(--ink); }

.skip-link {
  position: fixed;
  top: 10px;
  left: 10px;
  z-index: 1000;
  padding: 10px 14px;
  background: var(--flow);
  color: var(--ink);
  transform: translateY(-160%);
  transition: transform .2s;
}
.skip-link:focus { transform: translateY(0); }

.container {
  width: min(calc(100% - 48px), var(--container));
  margin-inline: auto;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  margin: 0 0 16px;
  font-size: .78rem;
  font-weight: 800;
  letter-spacing: .11em;
  text-transform: uppercase;
}
.eyebrow::before {
  content: "";
  width: 30px;
  height: 4px;
  border-radius: 99px;
  background: var(--flow-strong);
}

.display {
  margin: 0;
  font-size: clamp(3rem, 7.2vw, 7.4rem);
  line-height: .91;
  letter-spacing: -.065em;
  font-weight: 760;
}
.display em {
  color: transparent;
  font-style: normal;
  -webkit-text-stroke: 1.5px currentColor;
}

.section-title {
  max-width: 920px;
  margin: 0;
  font-size: clamp(2.1rem, 4.4vw, 4.6rem);
  line-height: .99;
  letter-spacing: -.05em;
  font-weight: 760;
}
.section-lead {
  max-width: 760px;
  margin: 24px 0 0;
  color: var(--muted);
  font-size: clamp(1rem, 1.5vw, 1.2rem);
}

.btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 11px;
  min-height: 50px;
  padding: 13px 20px;
  border: 1px solid var(--ink);
  border-radius: 999px;
  background: var(--ink);
  color: var(--paper);
  font-weight: 760;
  cursor: pointer;
  transition: transform .2s var(--ease), background .2s, color .2s, box-shadow .2s;
}
.btn:hover { transform: translateY(-2px); box-shadow: var(--shadow-sm); }
.btn:focus-visible { outline: 3px solid var(--flow); outline-offset: 3px; }
.btn--green { background: var(--flow); border-color: var(--flow); color: var(--ink); }
.btn--ghost { background: transparent; color: var(--ink); border-color: var(--line); }
.btn--light { background: var(--paper); color: var(--ink); border-color: var(--paper); }
.btn--text { min-height: 42px; padding-inline: 0; background: transparent; color: inherit; border: 0; border-radius: 0; box-shadow: none; }
.btn--text:hover { box-shadow: none; transform: translateX(4px); }
.btn[disabled] { opacity: .38; cursor: not-allowed; transform: none; box-shadow: none; }
.btn .arrow { font-size: 1.2em; line-height: 1; }

.text-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border-bottom: 1px solid currentColor;
  padding-bottom: 2px;
  font-weight: 700;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--header-h);
  border-bottom: 1px solid rgba(0,0,0,.1);
  background: rgba(255,255,255,.9);
  backdrop-filter: blur(18px);
}
.header-inner {
  height: 100%;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 34px;
}
.brand {
  display: inline-flex;
  align-items: center;
  min-width: 214px;
}
.brand img { width: 214px; height: auto; }
.primary-nav { justify-self: center; }
.primary-nav ul {
  display: flex;
  align-items: center;
  gap: 7px;
  margin: 0;
  padding: 0;
  list-style: none;
}
.primary-nav a {
  display: block;
  padding: 9px 12px;
  border-radius: 999px;
  color: #303430;
  font-size: .92rem;
  font-weight: 650;
  transition: background .2s;
}
.primary-nav a:hover, .primary-nav a[aria-current="page"] { background: var(--mist); color: var(--ink); }
.header-actions { display: flex; align-items: center; gap: 9px; }
.lang-btn {
  display: inline-grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border: 1px solid var(--line);
  border-radius: 50%;
  background: transparent;
  font-weight: 760;
  cursor: pointer;
}
.menu-toggle {
  display: none;
  width: 46px;
  height: 46px;
  border: 1px solid var(--line);
  border-radius: 50%;
  background: var(--paper);
  cursor: pointer;
}
.menu-toggle span,
.menu-toggle::before,
.menu-toggle::after {
  content: "";
  display: block;
  width: 19px;
  height: 2px;
  margin: 4px auto;
  background: var(--ink);
  transition: transform .2s, opacity .2s;
}
.menu-open .menu-toggle span { opacity: 0; }
.menu-open .menu-toggle::before { transform: translateY(6px) rotate(45deg); }
.menu-open .menu-toggle::after { transform: translateY(-6px) rotate(-45deg); }

/* Hero */
.hero {
  position: relative;
  overflow: clip;
  border-bottom: 1px solid var(--line);
  background:
    radial-gradient(circle at 85% 20%, rgba(108,246,126,.24), transparent 24%),
    linear-gradient(180deg, #fff 0%, #f7f8f6 100%);
}
.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  opacity: .28;
  background-image:
    linear-gradient(rgba(0,0,0,.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,0,0,.04) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: linear-gradient(to bottom, #000, transparent 88%);
}
.hero-inner {
  position: relative;
  min-height: min(850px, calc(100vh - var(--header-h)));
  display: grid;
  grid-template-columns: minmax(0, 1.02fr) minmax(400px, .98fr);
  align-items: center;
  gap: clamp(34px, 5vw, 86px);
  padding-block: 64px 70px;
}
.hero-copy { position: relative; z-index: 2; }
.hero-copy .lead {
  max-width: 680px;
  margin: 30px 0 0;
  color: #333833;
  font-size: clamp(1.05rem, 1.65vw, 1.3rem);
}
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 34px; }
.hero-note {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-top: 34px;
  color: var(--muted);
  font-size: .9rem;
}
.hero-note .pulse {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--flow-strong);
  box-shadow: 0 0 0 7px rgba(6,231,5,.12);
}
.hero-media {
  position: relative;
  min-height: 650px;
  isolation: isolate;
}
.hero-image-frame {
  position: absolute;
  inset: 8px 0 0 5%;
  overflow: hidden;
  border: 1px solid #c9cec8;
  border-radius: 210px 210px 28px 28px;
  background: #e9eae8;
  box-shadow: var(--shadow-lg);
}
.hero-image-frame img { width: 100%; height: 100%; object-fit: cover; object-position: 47% 50%; filter: saturate(.72) contrast(1.03); }
.hero-image-frame::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 55%, rgba(0,0,0,.5));
}
.flow-path {
  position: absolute;
  z-index: 4;
  width: 115%;
  left: -13%;
  top: 20%;
  overflow: visible;
  pointer-events: none;
}
.flow-path path {
  fill: none;
  stroke: var(--flow-strong);
  stroke-width: 3.8;
  stroke-linecap: round;
  stroke-dasharray: 11 10;
  animation: flow-dash 8s linear infinite;
}
@keyframes flow-dash { to { stroke-dashoffset: -210; } }

.floating-card {
  position: absolute;
  z-index: 6;
  min-width: 188px;
  padding: 16px;
  border: 1px solid rgba(0,0,0,.12);
  border-radius: var(--radius);
  background: rgba(255,255,255,.92);
  backdrop-filter: blur(12px);
  box-shadow: var(--shadow-sm);
}
.floating-card strong { display: block; font-size: 1.35rem; letter-spacing: -.04em; }
.floating-card small { color: var(--muted); }
.floating-card--top { right: -4%; top: 12%; }
.floating-card--bottom { left: -5%; bottom: 11%; }
.hero-slot {
  position: absolute;
  z-index: 6;
  right: 4%;
  bottom: 5%;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 7px 10px;
  border-radius: 999px;
  background: rgba(5,5,5,.72);
  color: #fff;
  font-size: .72rem;
  letter-spacing: .05em;
}
.hero-slot::before { content: ""; width: 8px; height: 8px; border-radius: 50%; background: var(--flow); }

/* Shared section system */
.page-shell {
  display: grid;
  grid-template-columns: 210px minmax(0, 1fr);
  gap: clamp(42px, 6vw, 92px);
  padding-block: 76px 120px;
}
.section-rail { min-width: 0; }
.section-rail-inner {
  position: sticky;
  top: calc(var(--header-h) + 28px);
}
.rail-label {
  margin: 0 0 14px;
  color: var(--muted);
  font-size: .72rem;
  font-weight: 800;
  letter-spacing: .1em;
  text-transform: uppercase;
}
.section-rail nav {
  display: grid;
  gap: 3px;
  padding-left: 14px;
  border-left: 1px solid var(--line);
}
.section-rail a {
  position: relative;
  padding: 9px 0 9px 15px;
  color: #8b908b;
  font-size: .88rem;
  font-weight: 650;
  transition: color .2s;
}
.section-rail a::before {
  content: "";
  position: absolute;
  left: -15px;
  top: 50%;
  width: 3px;
  height: 0;
  border-radius: 3px;
  background: var(--flow-strong);
  transform: translateY(-50%);
  transition: height .2s;
}
.section-rail a:hover, .section-rail a.is-active { color: var(--ink); }
.section-rail a.is-active::before { height: 26px; }
.rail-card {
  margin-top: 28px;
  padding: 18px;
  border-radius: var(--radius);
  background: var(--ink);
  color: var(--paper);
}
.rail-card small { display: block; color: #aeb3ae; }
.rail-card strong { display: block; margin: 8px 0 14px; line-height: 1.25; }

.content-stack > section { padding-block: 84px; border-bottom: 1px solid var(--line); }
.content-stack > section:first-child { padding-top: 0; }
.content-stack > section:last-child { border-bottom: 0; }
.section-head { display: flex; align-items: end; justify-content: space-between; gap: 34px; margin-bottom: 48px; }
.section-head .section-lead { margin-top: 0; max-width: 440px; }

.promise-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  margin-top: 58px;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--line);
}
.promise-item { min-height: 220px; padding: 28px; background: var(--paper); }
.promise-index { display: block; margin-bottom: 46px; color: var(--flow-dark); font-size: .76rem; font-weight: 900; }
.promise-item h3 { margin: 0 0 10px; font-size: 1.25rem; letter-spacing: -.03em; }
.promise-item p { margin: 0; color: var(--muted); font-size: .92rem; }

.brand-statement {
  position: relative;
  margin-top: 44px;
  padding: clamp(34px, 6vw, 80px);
  overflow: hidden;
  border-radius: var(--radius-lg);
  background: var(--ink);
  color: #fff;
}
.brand-statement::after {
  content: "";
  position: absolute;
  right: -8%;
  bottom: -32%;
  width: 52%;
  aspect-ratio: 1;
  border: 1px solid rgba(108,246,126,.8);
  border-radius: 50%;
  box-shadow: 0 0 0 50px rgba(108,246,126,.05), 0 0 0 100px rgba(108,246,126,.035);
}
.brand-statement h3 {
  position: relative;
  z-index: 1;
  max-width: 920px;
  margin: 0;
  font-size: clamp(2.2rem, 5vw, 5.5rem);
  line-height: .95;
  letter-spacing: -.055em;
}
.brand-statement p { position: relative; z-index: 1; max-width: 600px; margin: 25px 0 0; color: #c8cdc8; }
.brand-statement .green { color: var(--flow); }

.challenge-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
.challenge-card {
  position: relative;
  display: flex;
  min-height: 330px;
  flex-direction: column;
  padding: 25px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--paper);
  transition: transform .28s var(--ease), border-color .28s, box-shadow .28s;
}
.challenge-card:hover { transform: translateY(-6px); border-color: #9ba29a; box-shadow: var(--shadow-sm); }
.challenge-card::after {
  content: "";
  position: absolute;
  width: 120px;
  height: 120px;
  right: -50px;
  bottom: -50px;
  border: 1px solid var(--flow-strong);
  border-radius: 50%;
  transition: transform .35s var(--ease), background .35s;
}
.challenge-card:hover::after { transform: scale(1.45); background: rgba(108,246,126,.22); }
.challenge-icon {
  display: grid;
  place-items: center;
  width: 46px;
  height: 46px;
  margin-bottom: auto;
  border-radius: 14px;
  background: var(--mist);
  font-size: 1rem;
  font-weight: 900;
}
.challenge-card h3 { margin: 50px 0 10px; font-size: 1.45rem; line-height: 1.12; letter-spacing: -.04em; }
.challenge-card p { margin: 0 0 28px; color: var(--muted); font-size: .94rem; }
.challenge-card .card-link { display: flex; align-items: center; justify-content: space-between; margin-top: auto; font-size: .87rem; font-weight: 800; }
.challenge-card .card-link span:last-child { font-size: 1.3rem; }

.navigator-feature {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(340px, .95fr);
  gap: 0;
  min-height: 570px;
  overflow: hidden;
  border-radius: var(--radius-lg);
  background: var(--ink);
  color: #fff;
}
.navigator-copy { padding: clamp(34px, 6vw, 74px); }
.navigator-copy h3 { max-width: 680px; margin: 0; font-size: clamp(2.5rem, 5vw, 5.4rem); line-height: .94; letter-spacing: -.055em; }
.navigator-copy p { max-width: 580px; margin: 24px 0 0; color: #c7cdc7; font-size: 1.05rem; }
.navigator-copy .btn { margin-top: 34px; }
.navigator-panel { position: relative; min-height: 510px; overflow: hidden; }
.navigator-panel img { width: 100%; height: 100%; object-fit: cover; object-position: center; opacity: .86; }
.navigator-panel::after { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, var(--ink), transparent 38%); }
.mock-window {
  position: absolute;
  z-index: 3;
  right: 7%;
  top: 12%;
  width: min(88%, 440px);
  padding: 18px;
  border: 1px solid rgba(255,255,255,.22);
  border-radius: 20px;
  background: rgba(7,10,8,.72);
  backdrop-filter: blur(16px);
  box-shadow: var(--shadow-lg);
}
.mock-window-head { display: flex; gap: 6px; margin-bottom: 16px; }
.mock-window-head i { width: 8px; height: 8px; border-radius: 50%; background: #4d534d; }
.mock-question { padding: 14px; border-radius: 13px; background: rgba(255,255,255,.08); }
.mock-question small { color: #aeb5ae; }
.mock-options { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; margin-top: 12px; }
.mock-options span { padding: 11px; border: 1px solid rgba(255,255,255,.14); border-radius: 10px; font-size: .78rem; }
.mock-options span:first-child { border-color: var(--flow); background: rgba(108,246,126,.13); }
.slot-label {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 6px 9px;
  border: 1px dashed currentColor;
  border-radius: 999px;
  font-size: .65rem;
  font-weight: 800;
  letter-spacing: .08em;
  text-transform: uppercase;
  opacity: .7;
}

.arch-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-top: 18px; }
.arch-card { min-height: 240px; padding: 26px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--mist); }
.arch-card .arch-number { display: inline-grid; place-items: center; width: 38px; height: 38px; border-radius: 50%; background: var(--ink); color: #fff; font-size: .82rem; font-weight: 850; }
.arch-card h4 { margin: 48px 0 10px; font-size: 1.35rem; letter-spacing: -.035em; }
.arch-card p { margin: 0; color: var(--muted); font-size: .9rem; }

.process-list { border-top: 1px solid var(--line); }
.process-row {
  display: grid;
  grid-template-columns: 100px minmax(230px, .75fr) minmax(280px, 1.25fr);
  gap: 26px;
  align-items: start;
  padding: 30px 0;
  border-bottom: 1px solid var(--line);
}
.process-row .num { color: var(--flow-dark); font-size: .85rem; font-weight: 900; }
.process-row h3 { margin: 0; font-size: clamp(1.4rem, 2.3vw, 2.15rem); line-height: 1.1; letter-spacing: -.04em; }
.process-row p { margin: 0; color: var(--muted); }

.metric-strip {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  overflow: hidden;
  margin: 40px 0 0;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--line);
}
.metric { padding: 25px; background: var(--paper); }
.metric strong { display: block; margin-bottom: 8px; font-size: clamp(2.2rem, 4vw, 4rem); line-height: 1; letter-spacing: -.06em; }
.metric span { color: var(--muted); font-size: .85rem; }
.metric .placeholder-value { color: transparent; -webkit-text-stroke: 1px #808680; }

.case-grid { display: grid; grid-template-columns: 1.35fr .65fr; gap: 16px; }
.case-card { position: relative; min-height: 460px; overflow: hidden; border-radius: var(--radius); background: var(--mist); }
.case-card--featured { grid-row: span 2; min-height: 670px; }
.case-visual { position: absolute; inset: 0; display: grid; place-items: center; background: linear-gradient(145deg, #eff1ed, #dfe3dd); }
.case-visual--dark { background: var(--ink); }
.case-visual .placeholder-box { width: 72%; aspect-ratio: 4/3; display: grid; place-items: center; border: 1px dashed #929892; border-radius: 18px; color: #747a74; text-align: center; font-size: .76rem; font-weight: 800; letter-spacing: .08em; }
.case-visual--dark .placeholder-box { border-color: rgba(255,255,255,.35); color: #aeb4ae; }
.case-overlay { position: absolute; inset: auto 18px 18px; padding: 22px; border-radius: 16px; background: rgba(255,255,255,.93); backdrop-filter: blur(12px); }
.case-overlay .tag { color: var(--flow-dark); font-size: .72rem; font-weight: 900; text-transform: uppercase; letter-spacing: .08em; }
.case-overlay h3 { margin: 8px 0 10px; font-size: 1.4rem; line-height: 1.12; letter-spacing: -.04em; }
.case-overlay p { margin: 0; color: var(--muted); font-size: .88rem; }

.logo-slot-row {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 10px;
  margin-top: 20px;
}
.logo-slot { display: grid; place-items: center; min-height: 90px; border: 1px dashed #a9afa8; border-radius: 13px; color: #878d87; font-size: .7rem; font-weight: 800; letter-spacing: .08em; }

.resource-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.resource-card { display: flex; min-height: 310px; flex-direction: column; padding: 26px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--paper); transition: transform .25s var(--ease), background .25s; }
.resource-card:hover { transform: translateY(-5px); background: var(--mist); }
.resource-card .resource-type { font-size: .7rem; font-weight: 900; letter-spacing: .09em; text-transform: uppercase; }
.resource-card h3 { margin: 66px 0 12px; font-size: 1.65rem; line-height: 1.04; letter-spacing: -.045em; }
.resource-card p { margin: 0 0 28px; color: var(--muted); font-size: .9rem; }
.resource-card .card-link { margin-top: auto; font-weight: 800; }
.resource-card--green { background: var(--flow); border-color: var(--flow); }
.resource-card--green p { color: #17451d; }
.resource-card--black { background: var(--ink); border-color: var(--ink); color: #fff; }
.resource-card--black p { color: #b9bfb9; }

.faq-list { border-top: 1px solid var(--line); }
.faq-item { border-bottom: 1px solid var(--line); }
.faq-question {
  width: 100%;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 20px;
  align-items: center;
  padding: 24px 0;
  border: 0;
  background: transparent;
  text-align: left;
  font-size: clamp(1.05rem, 1.7vw, 1.35rem);
  font-weight: 750;
  cursor: pointer;
}
.faq-question .plus { width: 31px; height: 31px; display: grid; place-items: center; border: 1px solid var(--line); border-radius: 50%; transition: transform .2s, background .2s; }
.faq-item.is-open .plus { transform: rotate(45deg); background: var(--flow); border-color: var(--flow); }
.faq-answer { display: grid; grid-template-rows: 0fr; transition: grid-template-rows .25s var(--ease); }
.faq-answer > div { overflow: hidden; }
.faq-answer p { max-width: 790px; margin: 0; padding: 0 0 26px; color: var(--muted); }
.faq-item.is-open .faq-answer { grid-template-rows: 1fr; }

.final-cta {
  position: relative;
  overflow: hidden;
  padding-block: 100px;
  background: var(--flow);
}
.final-cta::after {
  content: "";
  position: absolute;
  width: 700px;
  height: 180px;
  right: -90px;
  bottom: -30px;
  border: 5px solid var(--ink);
  border-radius: 90px 0 0 90px;
  border-right: 0;
}
.final-cta-inner { position: relative; z-index: 1; display: grid; grid-template-columns: 1fr auto; gap: 40px; align-items: end; }
.final-cta h2 { max-width: 940px; margin: 0; font-size: clamp(3rem, 7vw, 7rem); line-height: .9; letter-spacing: -.065em; }
.final-cta p { max-width: 690px; margin: 24px 0 0; color: #154019; font-size: 1.1rem; }

/* Footer */
.site-footer { background: var(--ink); color: #fff; }
.footer-main { display: grid; grid-template-columns: 1.25fr repeat(3, .55fr); gap: 54px; padding-block: 72px; }
.footer-brand img { width: min(360px, 100%); filter: invert(1) grayscale(1) brightness(4); opacity: .96; }
.footer-brand p { max-width: 430px; margin: 22px 0 0; color: #aeb4ae; }
.footer-col h3 { margin: 0 0 17px; color: #888f88; font-size: .72rem; letter-spacing: .1em; text-transform: uppercase; }
.footer-col a { display: block; width: fit-content; margin: 10px 0; color: #e9ece9; font-size: .9rem; }
.footer-col a:hover { color: var(--flow); }
.footer-bottom { display: flex; align-items: center; justify-content: space-between; gap: 24px; padding-block: 20px 30px; border-top: 1px solid #2d322d; color: #8f958f; font-size: .8rem; }

/* Navigator page */
.navigator-page { background: #f6f7f5; }
.navigator-hero-strip { border-bottom: 1px solid var(--line); background: var(--paper); }
.navigator-hero-inner { padding-block: 34px 26px; }
.breadcrumbs { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; color: var(--muted); font-size: .8rem; }
.breadcrumbs span { color: #a0a5a0; }
.navigator-hero-inner h1 { max-width: 1100px; margin: 22px 0 8px; font-size: clamp(2.7rem, 5.5vw, 5.7rem); line-height: 1.04; letter-spacing: -.06em; }
.navigator-hero-inner > p { max-width: 760px; margin: 0; color: var(--muted); font-size: 1rem; }

.navigator-shell {
  display: grid;
  grid-template-columns: 280px minmax(0, 1fr);
  gap: clamp(30px, 5vw, 80px);
  padding-block: 44px 100px;
}
.navigator-sidebar-inner {
  position: sticky;
  top: calc(var(--header-h) + 26px);
}
.navigator-sidebar .sidebar-kicker { margin: 0 0 16px; color: var(--muted); font-size: .72rem; font-weight: 850; letter-spacing: .1em; text-transform: uppercase; }
.step-list { margin: 0; padding: 0; list-style: none; }
.step-item {
  position: relative;
  display: grid;
  grid-template-columns: 34px 1fr;
  gap: 13px;
  min-height: 80px;
  padding: 4px 8px 4px 0;
  border-radius: 16px;
  transition: background .2s var(--ease), transform .2s var(--ease);
}
.step-item[role="button"] { outline: none; }
.step-item.is-complete { cursor: pointer; }
.step-item.is-complete:hover { background: rgba(255,255,255,.76); transform: translateX(2px); }
.step-item:focus-visible { box-shadow: 0 0 0 3px rgba(108,246,126,.55); }
.step-item[aria-disabled="true"] { cursor: not-allowed; opacity: .58; }
.step-item:not(:last-child)::after { content: ""; position: absolute; left: 16px; top: 39px; bottom: 0; width: 1px; background: var(--line); }
.step-marker { position: relative; z-index: 1; display: grid; place-items: center; width: 34px; height: 34px; border: 1px solid var(--line); border-radius: 50%; background: #f6f7f5; color: #8c928c; font-size: .74rem; font-weight: 900; }
.step-copy strong { display: block; padding-top: 5px; font-size: .92rem; }
.step-copy span { display: block; margin-top: 2px; color: #929792; font-size: .75rem; }
.step-item.is-active .step-marker { border-color: var(--flow-strong); background: var(--flow); color: var(--ink); box-shadow: 0 0 0 5px rgba(108,246,126,.22); }
.step-item.is-active .step-copy strong { color: var(--ink); }
.step-item.is-complete .step-marker { background: var(--ink); border-color: var(--ink); color: var(--flow); }
.sidebar-trust {
  margin-top: 18px;
  padding: 20px;
  border-radius: var(--radius);
  border: 1px solid rgba(0,0,0,.11);
  background: linear-gradient(180deg, #ffffff 0%, #effff2 100%);
  color: var(--ink);
}
.sidebar-trust .trust-icon { display: grid; place-items: center; width: 44px; height: 34px; border-radius: 999px; background: var(--ink); color: var(--flow); font-size: .7rem; font-weight: 900; letter-spacing: .04em; }
.sidebar-trust h3 { margin: 24px 0 8px; font-size: 1rem; }
.sidebar-trust p { margin: 0; color: #566057; font-size: .78rem; line-height: 1.65; }
.mobile-progress { display: none; }

.navigator-workspace { min-width: 0; }
.workspace-card {
  min-height: 660px;
  padding: clamp(28px, 5vw, 64px);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--paper);
  box-shadow: 0 18px 50px rgba(0,0,0,.06);
}
.step-panel { display: none; }
.step-panel.is-active { display: block; animation: panel-in .3s var(--ease); }
@keyframes panel-in { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: translateY(0); } }
.step-panel-head { margin-bottom: 36px; }
.step-panel-head .step-tag { display: inline-flex; padding: 6px 10px; border-radius: 999px; background: var(--mist); color: #35553a; font-size: .7rem; font-weight: 850; letter-spacing: .04em; }
.step-panel-head h2 { max-width: 860px; margin: 17px 0 12px; font-size: clamp(2rem, 4vw, 4rem); line-height: 1.08; letter-spacing: -.05em; }
.step-panel-head p { max-width: 720px; margin: 0; color: var(--muted); }
.field-note { margin: -18px 0 22px; color: #8a908a; font-size: .8rem; }

.choice-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 13px; }
.choice-card { position: relative; min-width: 0; }
.choice-card input { position: absolute; opacity: 0; pointer-events: none; }
.choice-card label {
  position: relative;
  display: flex;
  min-height: 190px;
  flex-direction: column;
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: #fff;
  cursor: pointer;
  transition: border-color .2s, background .2s, transform .2s var(--ease), box-shadow .2s;
}
.choice-card label:hover { border-color: #b7c0b8; transform: translateY(-3px); box-shadow: var(--shadow-sm); }
.choice-card input:focus-visible + label { outline: 3px solid rgba(108,246,126,.65); outline-offset: 2px; }
.choice-card input:checked + label { border-color: var(--ink); background: linear-gradient(145deg, #effff2 0%, #ffffff 74%); box-shadow: inset 0 0 0 1px var(--ink), 0 14px 32px rgba(31,120,43,.1); }
.choice-card .choice-code { display: grid; place-items: center; width: 36px; height: 36px; margin-bottom: auto; border-radius: 10px; background: var(--mist); font-size: .75rem; font-weight: 900; }
.choice-card input:checked + label .choice-code { background: var(--ink); color: var(--flow); }
.choice-card h3 { margin: 30px 0 7px; font-size: 1.1rem; line-height: 1.14; letter-spacing: -.025em; }
.choice-card p { margin: 0; color: var(--muted); font-size: .78rem; }
.choice-card input:checked + label p { color: #17431c; }
.choice-check { position: absolute; top: 16px; right: 16px; display: grid; place-items: center; width: 24px; height: 24px; border: 1px solid var(--line); border-radius: 50%; color: transparent; font-size: .72rem; font-weight: 900; }
.choice-card input:checked + label .choice-check { background: var(--ink); border-color: var(--ink); color: var(--flow); }

.form-section { margin-top: 34px; padding-top: 30px; border-top: 1px solid var(--line); }
.form-section h3 { margin: 0 0 8px; font-size: 1.2rem; }
.form-section > p { margin: 0 0 18px; color: var(--muted); font-size: .85rem; }
.pill-grid { display: flex; flex-wrap: wrap; gap: 9px; }
.pill-choice { position: relative; }
.pill-choice input { position: absolute; opacity: 0; }
.pill-choice label { display: inline-flex; min-height: 44px; align-items: center; padding: 10px 15px; border: 1px solid var(--line); border-radius: 999px; background: #fff; font-size: .85rem; font-weight: 700; cursor: pointer; transition: border-color .2s var(--ease), background .2s var(--ease), color .2s var(--ease), transform .2s var(--ease); }
.pill-choice label:hover { border-color: #adb7ae; transform: translateY(-1px); }
.pill-choice input:checked + label { border-color: var(--ink); background: var(--ink); color: #fff; box-shadow: 0 8px 22px rgba(0,0,0,.1); }
.pill-choice input:focus-visible + label { outline: 3px solid var(--flow); outline-offset: 2px; }

.radio-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.radio-card { position: relative; }
.radio-card input { position: absolute; opacity: 0; }
.radio-card label { display: block; min-height: 130px; padding: 18px; border: 1px solid var(--line); border-radius: 14px; background: #fff; cursor: pointer; transition: border-color .2s var(--ease), background .2s var(--ease), box-shadow .2s var(--ease), transform .2s var(--ease); }
.radio-card label:hover { border-color: #adb7ae; transform: translateY(-2px); box-shadow: var(--shadow-sm); }
.radio-card label strong { display: block; margin-bottom: 8px; }
.radio-card label span { display: block; color: var(--muted); font-size: .78rem; }
.radio-card input:checked + label { border-color: var(--ink); background: linear-gradient(145deg, #effff2 0%, #fff 78%); box-shadow: inset 0 0 0 1px var(--ink), 0 12px 30px rgba(31,120,43,.09); }
.radio-card input:focus-visible + label { outline: 3px solid var(--flow); outline-offset: 2px; }

.inline-selects { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.select-field label { display: block; margin-bottom: 8px; font-size: .82rem; font-weight: 750; }
.select-field select { width: 100%; min-height: 50px; padding: 12px 42px 12px 14px; border: 1px solid var(--line); border-radius: 12px; background: #fff; color: var(--ink); }

.workspace-actions {
  position: sticky;
  z-index: 12;
  bottom: 18px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-top: 20px;
  padding: 14px 16px;
  border: 1px solid rgba(0,0,0,.12);
  border-radius: 18px;
  background: rgba(255,255,255,.88);
  backdrop-filter: blur(18px);
  box-shadow: 0 15px 40px rgba(0,0,0,.1);
}
.action-status { display: inline-flex; min-height: 36px; align-items: center; padding: 8px 12px; border: 1px solid var(--line); border-radius: 999px; background: #f6f8f5; color: #526057; font-size: .82rem; font-weight: 700; }
.action-buttons { display: flex; gap: 9px; }
.workspace-actions .btn:disabled { opacity: .42; cursor: not-allowed; transform: none; box-shadow: none; }

.result-summary {
  display: grid;
  grid-template-columns: 1.2fr .8fr;
  gap: 18px;
  margin-bottom: 30px;
}
.result-hero { padding: 28px; border-radius: 20px; background: var(--flow); }
.result-hero .result-label { font-size: .7rem; font-weight: 900; letter-spacing: .09em; text-transform: uppercase; }
.result-hero h3 { margin: 38px 0 14px; font-size: clamp(2rem, 4vw, 3.7rem); line-height: .94; letter-spacing: -.055em; }
.result-hero p { margin: 0; color: #16421b; }
.result-meta { display: grid; gap: 12px; }
.result-meta-card { padding: 20px; border: 1px solid var(--line); border-radius: 16px; background: var(--mist); }
.result-meta-card small { color: var(--muted); }
.result-meta-card strong { display: block; margin-top: 8px; font-size: 1.15rem; }
.recommendation-list { display: grid; gap: 12px; }
.recommendation-card {
  display: grid;
  grid-template-columns: 72px minmax(0, 1fr) auto;
  gap: 18px;
  align-items: center;
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: 16px;
}
.recommendation-score { display: grid; place-items: center; width: 62px; height: 62px; border-radius: 50%; background: var(--ink); color: var(--flow); font-weight: 900; }
.recommendation-copy h4 { margin: 0 0 6px; font-size: 1.15rem; }
.recommendation-copy p { margin: 0; color: var(--muted); font-size: .8rem; }
.recommendation-copy .micro-tags { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 10px; }
.micro-tags span { padding: 5px 7px; border-radius: 999px; background: var(--mist); color: #626862; font-size: .66rem; font-weight: 700; }
.recommendation-slot { padding: 9px 12px; border: 1px solid var(--ink); border-radius: 999px; background: var(--ink); color: var(--flow); font-size: .66rem; font-weight: 850; white-space: nowrap; }
.result-disclaimer { margin: 24px 0 0; padding: 15px; border-left: 3px solid var(--flow-strong); background: var(--mist); color: var(--muted); font-size: .78rem; }

.navigator-footer { padding: 34px 0; border-top: 1px solid var(--line); background: var(--paper); }
.navigator-footer-inner { display: flex; justify-content: space-between; align-items: center; gap: 20px; color: var(--muted); font-size: .8rem; }
.navigator-footer img { width: 190px; }

/* Mobile menu overlay */
.mobile-menu-panel { display: none; }

/* Responsive */
@media (max-width: 1180px) {
  .header-inner { gap: 16px; }
  .primary-nav a { padding-inline: 8px; font-size: .86rem; }
  .header-actions .btn { display: none; }
  .hero-inner { grid-template-columns: 1fr .84fr; }
  .hero-media { min-height: 590px; }
  .promise-grid { grid-template-columns: 1fr 1fr; }
  .challenge-grid { grid-template-columns: 1fr 1fr; }
  .resource-grid { grid-template-columns: 1fr 1fr; }
  .resource-card:last-child { grid-column: span 2; }
  .footer-main { grid-template-columns: 1fr 1fr 1fr; }
  .footer-brand { grid-column: span 3; }
  .choice-grid { grid-template-columns: 1fr 1fr; }
  .contact-hero__grid,
  .contact-brief__lead,
  .contact-routing__inner {
    grid-template-columns: 1fr;
  }
  .contact-brief__lead h2 {
    grid-column: auto;
  }
  .contact-brief__grid {
    grid-template-columns: 1fr;
  }
  .contact-brief__grid article {
    min-height: 260px;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }
  .contact-brief__grid article:last-child {
    border-bottom: 0;
  }
  .contact-routing__actions {
    justify-content: flex-start;
  }
}

@media (max-width: 900px) {
  :root { --header-h: 68px; }
  .container { width: min(calc(100% - 32px), var(--container)); }
  .brand { min-width: 184px; }
  .brand img { width: 184px; }
  .primary-nav, .header-actions .lang-btn { display: none; }
  .header-inner { grid-template-columns: 1fr auto; }
  .header-actions { display: none; }
  .menu-toggle { display: block; justify-self: end; }
  .mobile-menu-panel {
    position: fixed;
    z-index: 95;
    inset: var(--header-h) 0 0;
    display: grid;
    align-content: start;
    padding: 25px 16px 40px;
    background: #fff;
    transform: translateX(100%);
    transition: transform .28s var(--ease);
  }
  .menu-open .mobile-menu-panel { transform: translateX(0); }
  .mobile-menu-panel a { display: flex; justify-content: space-between; padding: 18px 8px; border-bottom: 1px solid var(--line); font-size: 1.35rem; font-weight: 730; }
  .mobile-menu-panel .btn { margin-top: 24px; }

  .hero-inner { min-height: auto; grid-template-columns: 1fr; padding-block: 54px 46px; }
  .hero-media { min-height: 590px; margin-top: 20px; }
  .hero-image-frame { left: 0; right: 0; }
  .floating-card--top { right: 2%; }
  .floating-card--bottom { left: 2%; }

  .page-shell { grid-template-columns: 1fr; gap: 32px; padding-block: 0 85px; }
  .section-rail { position: sticky; z-index: 40; top: var(--header-h); margin-inline: -16px; padding: 10px 16px; overflow-x: auto; border-bottom: 1px solid var(--line); background: rgba(255,255,255,.94); backdrop-filter: blur(14px); }
  .section-rail-inner { position: static; }
  .rail-label, .rail-card { display: none; }
  .section-rail nav { display: flex; gap: 8px; width: max-content; padding: 0; border: 0; }
  .section-rail a { padding: 8px 12px; border: 1px solid var(--line); border-radius: 999px; background: #fff; font-size: .78rem; }
  .section-rail a::before { display: none; }
  .section-rail a.is-active { background: var(--ink); border-color: var(--ink); color: #fff; }
  .content-stack > section { padding-block: 66px; }

  .section-head { display: block; }
  .section-head .section-lead { max-width: 720px; margin-top: 20px; }
  .navigator-feature { grid-template-columns: 1fr; }
  .navigator-panel { min-height: 420px; }
  .arch-grid { grid-template-columns: 1fr; }
  .process-row { grid-template-columns: 60px 1fr; }
  .process-row p { grid-column: 2; }
  .metric-strip { grid-template-columns: 1fr 1fr; }
  .case-grid { grid-template-columns: 1fr 1fr; }
  .case-card--featured { grid-column: span 2; grid-row: auto; min-height: 590px; }
  .logo-slot-row { grid-template-columns: repeat(3, 1fr); }
  .final-cta-inner { grid-template-columns: 1fr; }

  .navigator-shell { grid-template-columns: 1fr; padding-top: 0; }
  .navigator-sidebar { display: none; }
  .mobile-progress {
    position: sticky;
    z-index: 45;
    top: var(--header-h);
    display: block;
    margin-inline: -16px;
    padding: 10px 16px;
    border-bottom: 1px solid var(--line);
    background: rgba(246,247,245,.94);
    backdrop-filter: blur(14px);
  }
  .mobile-progress-track { height: 4px; overflow: hidden; border-radius: 99px; background: #daddd8; }
  .mobile-progress-bar { width: 25%; height: 100%; background: var(--flow-strong); transition: width .25s var(--ease); }
  .mobile-progress-label { display: flex; justify-content: space-between; gap: 12px; margin-top: 7px; color: var(--muted); font-size: .72rem; }
  .workspace-card { min-height: 610px; border-radius: 0 0 var(--radius-lg) var(--radius-lg); border-top: 0; }
  .result-summary { grid-template-columns: 1fr; }
}

@media (max-width: 640px) {
  .container { width: min(calc(100% - 24px), var(--container)); }
  .section-rail, .mobile-progress { margin-inline: -12px; padding-inline: 12px; }
  .display { font-size: clamp(3.3rem, 17vw, 5.3rem); }
  .hero-inner { padding-top: 42px; }
  .hero-copy .lead { margin-top: 22px; font-size: 1rem; }
  .hero-actions { display: grid; grid-template-columns: 1fr; }
  .hero-actions .btn { width: 100%; }
  .hero-media { min-height: 500px; }
  .hero-image-frame { border-radius: 150px 150px 22px 22px; }
  .floating-card { min-width: 150px; padding: 12px; }
  .floating-card strong { font-size: 1.05rem; }
  .floating-card--top { top: 6%; }
  .floating-card--bottom { bottom: 7%; }
  .hero-slot { right: 2%; font-size: .59rem; }

  .promise-grid, .challenge-grid, .resource-grid, .metric-strip { grid-template-columns: 1fr; }
  .promise-item { min-height: 190px; }
  .resource-card:last-child { grid-column: auto; }
  .brand-statement { padding: 32px 22px 120px; }
  .navigator-copy { padding: 34px 24px; }
  .navigator-panel { min-height: 360px; }
  .mock-window { right: 5%; width: 90%; }
  .process-row { grid-template-columns: 42px 1fr; gap: 16px; }
  .case-grid { grid-template-columns: 1fr; }
  .case-card--featured { grid-column: auto; min-height: 520px; }
  .case-card { min-height: 390px; }
  .logo-slot-row { grid-template-columns: 1fr 1fr; }
  .final-cta { padding-block: 68px; }
  .footer-main { grid-template-columns: 1fr 1fr; gap: 38px; }
  .footer-brand { grid-column: span 2; }
  .footer-main .footer-col:last-child { grid-column: span 2; }
  .footer-bottom { align-items: flex-start; flex-direction: column; }
  .contact-hero {
    padding-block: 54px 62px;
  }
  .contact-hero__inner {
    gap: 32px;
  }
  .contact-hero__grid {
    gap: 26px;
  }
  .contact-hero__copy h1 {
    font-size: clamp(3.7rem, 17vw, 6.4rem);
    line-height: 1.02;
    letter-spacing: -.04em;
  }
  .contact-hero__copy p {
    margin-top: 22px;
    font-size: 1rem;
    line-height: 1.72;
  }
  .contact-card {
    border-radius: 24px;
  }
  .contact-card .btn {
    width: 100%;
  }
  .contact-brief,
  .contact-routing {
    padding-block: 58px;
  }
  .contact-brief__lead h2 {
    font-size: clamp(2.1rem, 10vw, 3.6rem);
    line-height: 1.14;
  }
  .contact-brief__grid {
    border-radius: 22px;
  }
  .contact-brief__grid article {
    min-height: 235px;
  }
  .contact-brief__grid h3 {
    margin-top: 54px;
  }
  .contact-routing__inner {
    border-radius: 24px;
  }
  .contact-routing h2 {
    font-size: clamp(2.25rem, 11vw, 4rem);
    line-height: 1.1;
  }
  .contact-routing__actions,
  .contact-routing__actions .btn {
    width: 100%;
  }

  .navigator-hero-inner { padding-top: 25px; }
  .navigator-hero-inner h1 { font-size: clamp(2.8rem, 14vw, 4.3rem); }
  .navigator-shell { padding-bottom: 112px; }
  .workspace-card { margin-inline: -12px; padding: 30px 18px; border-left: 0; border-right: 0; border-radius: 0 0 22px 22px; }
  .choice-grid { grid-template-columns: 1fr; }
  .choice-card label { min-height: 150px; }
  .choice-card h3 { margin-top: 23px; }
  .radio-row, .inline-selects { grid-template-columns: 1fr; }
  .workspace-actions {
    position: fixed;
    z-index: 80;
    left: 10px;
    right: 10px;
    bottom: 10px;
    margin: 0;
    border-radius: 16px;
  }
  .action-status { display: none; }
  .action-buttons { width: 100%; }
  .action-buttons .btn { flex: 1; padding-inline: 14px; }
  .recommendation-card { grid-template-columns: 56px 1fr; }
  .recommendation-score { width: 50px; height: 50px; }
  .recommendation-slot { grid-column: 2; justify-self: start; }
  .navigator-footer { display: none; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
}

@media print {
  .site-header, .navigator-sidebar, .mobile-progress, .workspace-actions, .navigator-footer { display: none !important; }
  .navigator-shell { display: block; padding: 0; }
  .workspace-card { border: 0; box-shadow: none; padding: 0; }
  .step-panel { display: none !important; }
  .step-panel[data-step="4"] { display: block !important; }
}

/* ========================================================================
   ForFlow enterprise suite extensions
   Existing homepage and Navigator styles above are preserved. These rules
   extend the same monochrome + Flow Green design language to the new pages.
   ======================================================================== */

.sr-only {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  padding: 0 !important;
  margin: -1px !important;
  overflow: hidden !important;
  clip: rect(0, 0, 0, 0) !important;
  white-space: nowrap !important;
  border: 0 !important;
}

.section-pad { padding-block: clamp(76px, 9vw, 132px); }
.surface { background: var(--mist); }
.section-ink { background: var(--ink); color: var(--paper); }
.section-ink .section-lead,
.section-ink .source-note { color: #aeb4ae; }
.eyebrow--light { color: var(--paper); }
.section-title--small { font-size: clamp(2.35rem, 5vw, 5.3rem); }
.btn--block { width: 100%; }

[data-reveal] { opacity: 1; transform: none; }
.js [data-reveal] {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity .65s var(--ease), transform .65s var(--ease);
}
.js [data-reveal].is-revealed { opacity: 1; transform: none; }

.icon-btn {
  display: inline-grid;
  place-items: center;
  width: 44px;
  height: 44px;
  padding: 0;
  border: 1px solid var(--line);
  border-radius: 50%;
  background: var(--paper);
  color: var(--ink);
  cursor: pointer;
  transition: transform .2s var(--ease), background .2s, border-color .2s;
}
.icon-btn:hover { transform: translateY(-2px); background: var(--flow); border-color: var(--flow); }
.icon-btn:focus-visible { outline: 3px solid var(--flow); outline-offset: 3px; }
.icon-btn svg,
.search-trigger svg,
.search-page-form svg,
.search-modal svg,
.doc-thumb svg {
  width: 21px;
  height: 21px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.header-cta { white-space: nowrap; }
.mobile-services { display: none; }
.mobile-sub-link { color: var(--muted); }
.footer-search {
  display: inline-flex;
  align-items: center;
  width: fit-content;
  min-height: 44px;
  margin: 10px 0;
  padding: 10px 0;
  border: 0;
  background: transparent;
  color: #e9ece9;
  font: inherit;
  font-size: .9rem;
  cursor: pointer;
}
.footer-search:hover { color: var(--flow); }

/* Contact page */
.contact-page {
  background:
    linear-gradient(120deg, rgba(108,246,126,.16), transparent 34%),
    linear-gradient(180deg, #fff 0%, #f6f8f5 100%);
}
.contact-hero {
  padding-block: 82px 90px;
  border-bottom: 1px solid var(--line);
}
.contact-hero__inner {
  display: grid;
  gap: 54px;
}
.contact-hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(360px, 470px);
  gap: clamp(32px, 6vw, 96px);
  align-items: end;
}
.contact-hero__copy h1 {
  max-width: 1040px;
  margin: 0;
  font-size: clamp(4.6rem, 11vw, 12rem);
  font-weight: 780;
  line-height: .95;
  letter-spacing: -.055em;
  text-wrap: balance;
}
.contact-hero__copy p {
  max-width: 760px;
  margin: 34px 0 0;
  color: var(--muted);
  font-size: clamp(1.08rem, 1.7vw, 1.36rem);
  line-height: 1.74;
}
.contact-card {
  display: grid;
  gap: 22px;
  padding: clamp(28px, 4vw, 42px);
  border: 1px solid rgba(5,5,5,.14);
  border-radius: 30px;
  background: rgba(255,255,255,.82);
  box-shadow: 0 34px 90px rgba(5, 5, 5, .10);
  backdrop-filter: blur(20px);
}
.contact-card > span,
.contact-routing small {
  color: var(--flow-dark);
  font-size: .76rem;
  font-weight: 850;
  letter-spacing: .11em;
  text-transform: uppercase;
}
.contact-card h2 {
  margin: 0;
  font-size: clamp(2.2rem, 4vw, 4rem);
  line-height: 1.04;
  letter-spacing: -.04em;
}
.contact-card p {
  margin: 0;
  color: var(--muted);
  line-height: 1.72;
}
.contact-email {
  display: block;
  width: fit-content;
  color: var(--ink);
  font-size: clamp(1.3rem, 2.6vw, 2rem);
  font-weight: 820;
  line-height: 1.1;
  border-bottom: 3px solid var(--flow-strong);
}
.contact-cities {
  padding-block: 86px 46px;
}
.contact-cities__inner {
  display: grid;
  gap: 30px;
}
.contact-cities__head {
  display: grid;
  grid-template-columns: minmax(0, .75fr) minmax(0, 1.05fr);
  gap: 34px;
  align-items: end;
}
.contact-cities__head h2 {
  grid-column: 2;
  max-width: 880px;
  margin: 0;
  font-size: clamp(2.5rem, 5.5vw, 5.8rem);
  line-height: 1.06;
  letter-spacing: -.045em;
  text-wrap: balance;
}
.contact-cities__head > p:last-child {
  grid-column: 2;
  max-width: 760px;
  margin: -10px 0 0;
  color: var(--muted);
  font-size: 1.05rem;
  line-height: 1.72;
}
.contact-city-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(18px, 2.2vw, 28px);
  margin-top: 10px;
}
.contact-city-grid article {
  min-width: 0;
  overflow: hidden;
  display: grid;
  grid-template-rows: auto 1fr;
  border: 1px solid rgba(5,5,5,.12);
  border-radius: 28px;
  background: #fff;
  box-shadow: 0 24px 72px rgba(5,5,5,.09);
}
.contact-city-media {
  position: relative;
  overflow: hidden;
  margin: 0;
  background: #f6f7f2;
}
.contact-city-media img {
  width: 100%;
  aspect-ratio: 1.46 / 1;
  object-fit: cover;
  object-position: center;
  transition: transform .45s var(--ease);
}
.contact-city-grid article:hover .contact-city-media img {
  transform: scale(1.035);
}
.contact-city-media span {
  position: absolute;
  top: 18px;
  left: 18px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 68px;
  padding: 10px 16px;
  border-radius: 999px;
  background: var(--flow-strong);
  color: #050505;
  font-size: .96rem;
  font-weight: 880;
  box-shadow: 0 16px 34px rgba(0,232,57,.24);
}
.contact-city-copy {
  padding: clamp(22px, 2.6vw, 32px);
}
.contact-city-copy small {
  color: var(--flow-dark);
  font-size: .72rem;
  font-weight: 880;
  letter-spacing: .12em;
  text-transform: uppercase;
}
.contact-city-copy h3 {
  margin: 34px 0 12px;
  font-size: clamp(1.45rem, 2vw, 2rem);
  line-height: 1.14;
  letter-spacing: -.025em;
}
.contact-city-copy p {
  margin: 0;
  color: var(--muted);
  line-height: 1.7;
}
.contact-brief,
.contact-routing {
  padding-block: 88px;
}
.contact-brief__inner {
  display: grid;
  gap: 42px;
}
.contact-brief__lead {
  display: grid;
  grid-template-columns: minmax(0, .85fr) minmax(0, 1fr);
  gap: 36px;
  align-items: end;
}
.contact-brief__lead h2 {
  grid-column: 2;
  margin: 0;
  font-size: clamp(2.4rem, 5vw, 5.4rem);
  line-height: 1.08;
  letter-spacing: -.04em;
  text-wrap: balance;
}
.contact-brief__grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  border: 1px solid var(--line);
  border-radius: 28px;
  overflow: hidden;
  background: #fff;
}
.contact-brief__grid article {
  min-height: 310px;
  padding: clamp(26px, 3vw, 38px);
  border-right: 1px solid var(--line);
}
.contact-brief__grid article:last-child {
  border-right: 0;
}
.contact-brief__grid span {
  display: inline-grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: var(--flow);
  color: var(--ink);
  font-weight: 850;
}
.contact-brief__grid h3 {
  margin: 82px 0 16px;
  font-size: clamp(1.5rem, 2.2vw, 2.2rem);
  line-height: 1.12;
  letter-spacing: -.025em;
}
.contact-brief__grid p {
  margin: 0;
  color: var(--muted);
  line-height: 1.74;
}
.contact-routing__inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 34px;
  align-items: end;
  padding: clamp(30px, 5vw, 58px);
  border-radius: 30px;
  background: var(--ink);
  color: #fff;
}
.contact-routing h2 {
  max-width: 900px;
  margin: 12px 0 0;
  font-size: clamp(2.5rem, 5.4vw, 6.3rem);
  line-height: 1.02;
  letter-spacing: -.05em;
  text-wrap: balance;
}
.contact-routing p {
  max-width: 720px;
  margin: 22px 0 0;
  color: #b9c0b9;
  line-height: 1.74;
}
.contact-routing__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: flex-end;
}
.contact-routing .btn--ghost {
  color: #fff;
  border-color: rgba(255,255,255,.28);
}

@media (max-width: 1180px) {
  .contact-hero__grid,
  .contact-brief__lead,
  .contact-routing__inner {
    grid-template-columns: 1fr;
  }
  .contact-brief__lead h2 {
    grid-column: auto;
  }
  .contact-brief__grid {
    grid-template-columns: 1fr;
  }
  .contact-cities__head {
    grid-template-columns: 1fr;
  }
  .contact-cities__head h2,
  .contact-cities__head > p:last-child {
    grid-column: auto;
  }
  .contact-city-grid {
    grid-template-columns: 1fr;
    margin-top: 0;
  }
  .contact-city-grid article {
    grid-template-columns: minmax(230px, .9fr) minmax(0, 1fr);
    grid-template-rows: auto;
    align-items: stretch;
  }
  .contact-city-media img {
    height: 100%;
    min-height: 240px;
    aspect-ratio: auto;
  }
  .contact-city-copy {
    align-self: center;
  }
  .contact-brief__grid article {
    min-height: 260px;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }
  .contact-brief__grid article:last-child {
    border-bottom: 0;
  }
  .contact-routing__actions {
    justify-content: flex-start;
  }
}

@media (max-width: 640px) {
  .contact-hero {
    padding-block: 54px 62px;
  }
  .contact-hero__inner {
    gap: 32px;
  }
  .contact-hero__grid {
    gap: 26px;
  }
  .contact-hero__copy h1 {
    font-size: clamp(3.7rem, 17vw, 6.4rem);
    line-height: 1.02;
    letter-spacing: -.04em;
  }
  .contact-hero__copy p {
    margin-top: 22px;
    font-size: 1rem;
    line-height: 1.72;
  }
  .contact-card {
    border-radius: 24px;
  }
  .contact-card .btn {
    width: 100%;
  }
  .contact-brief,
  .contact-routing {
    padding-block: 58px;
  }
  .contact-cities {
    padding-block: 58px 30px;
  }
  .contact-cities__head h2 {
    font-size: clamp(2.15rem, 10vw, 3.7rem);
    line-height: 1.14;
  }
  .contact-cities__head > p:last-child {
    margin-top: 0;
    font-size: .98rem;
  }
  .contact-city-grid {
    gap: 12px;
    margin-top: 0;
  }
  .contact-city-grid article {
    grid-template-columns: 1fr;
    grid-template-rows: auto 1fr;
    border-radius: 22px;
  }
  .contact-city-media img {
    height: auto;
    min-height: 0;
    aspect-ratio: 1.42 / 1;
  }
  .contact-city-media span {
    top: 14px;
    left: 14px;
    min-width: 62px;
    padding: 9px 14px;
  }
  .contact-city-copy {
    padding: 22px;
  }
  .contact-city-copy h3 {
    margin-top: 24px;
  }
  .contact-brief__lead h2 {
    font-size: clamp(2.1rem, 10vw, 3.6rem);
    line-height: 1.14;
  }
  .contact-brief__grid {
    border-radius: 22px;
  }
  .contact-brief__grid article {
    min-height: 235px;
  }
  .contact-brief__grid h3 {
    margin-top: 54px;
  }
  .contact-routing__inner {
    border-radius: 24px;
  }
  .contact-routing h2 {
    font-size: clamp(2.25rem, 11vw, 4rem);
    line-height: 1.1;
  }
  .contact-routing__actions,
  .contact-routing__actions .btn {
    width: 100%;
  }
}

/* Four SKU cards on the existing homepage */
.sku-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  margin-top: 44px;
}
.sku-card {
  position: relative;
  display: flex;
  min-height: 330px;
  flex-direction: column;
  overflow: hidden;
  padding: clamp(24px, 3vw, 38px);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--paper);
  transition: transform .28s var(--ease), box-shadow .28s var(--ease), border-color .28s;
}
.sku-card::after {
  content: "";
  position: absolute;
  right: -70px;
  bottom: -78px;
  width: 210px;
  height: 140px;
  border: 3px solid var(--flow-strong);
  border-radius: 100px 0 0 100px;
  border-right: 0;
  opacity: .28;
  transition: transform .38s var(--ease), opacity .28s;
}
.sku-card:hover { transform: translateY(-7px); border-color: #abb2aa; box-shadow: var(--shadow-sm); }
.sku-card:hover::after { transform: translate(-18px, -12px); opacity: .9; }
.sku-no {
  position: absolute;
  top: 24px;
  right: 26px;
  color: #b0b5af;
  font-size: 1.65rem;
  font-weight: 850;
  letter-spacing: -.05em;
}
.sku-card small { color: var(--muted); font-size: .74rem; font-weight: 800; letter-spacing: .06em; text-transform: uppercase; }
.sku-card h3 { max-width: 440px; margin: auto 0 14px; font-size: clamp(1.75rem, 3vw, 3rem); line-height: .98; letter-spacing: -.05em; }
.sku-card p { max-width: 550px; margin: 0 0 28px; color: var(--muted); }
.sku-card .card-link { position: relative; z-index: 2; display: flex; justify-content: space-between; gap: 20px; padding-top: 16px; border-top: 1px solid var(--line); font-weight: 780; }

/* Search overlay: mirrors the interaction pattern of the reference, using
   ForFlow typography and green rather than the reference site's purple. */
.search-modal {
  position: fixed;
  z-index: 500;
  inset: 0;
  display: grid;
  place-items: center;
  visibility: hidden;
  opacity: 0;
  pointer-events: none;
  transition: opacity .24s ease, visibility .24s;
}
.search-modal.is-open { visibility: visible; opacity: 1; pointer-events: auto; }
.search-modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(16, 22, 18, .76);
  backdrop-filter: blur(5px);
}
.search-modal-panel {
  position: relative;
  z-index: 1;
  width: min(920px, calc(100% - 40px));
  transform: translateY(12px) scale(.985);
  transition: transform .28s var(--ease);
}
.search-modal.is-open .search-modal-panel { transform: none; }
.search-modal-form {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 12px;
  min-height: 86px;
  padding: 11px 12px 11px 26px;
  border: 1px solid rgba(0,0,0,.14);
  border-radius: 999px;
  background: var(--paper);
  box-shadow: 0 34px 90px rgba(0,0,0,.3);
}
.search-modal-icon { display: grid; place-items: center; color: var(--flow-dark); }
.search-modal-icon svg { width: 32px; height: 32px; stroke-width: 2.3; }
.search-modal-form input {
  width: 100%;
  min-width: 0;
  border: 0;
  outline: 0;
  background: transparent;
  color: var(--ink);
  font-size: clamp(1rem, 2vw, 1.28rem);
}
.search-modal-form input::placeholder { color: #9aa19a; }
.search-modal-form .btn { min-width: 120px; }
.search-modal-close {
  display: flex;
  align-items: center;
  gap: 7px;
  margin: 28px auto 0;
  padding: 10px 18px;
  border: 1px solid rgba(255,255,255,.7);
  border-radius: 999px;
  background: rgba(0,0,0,.1);
  color: #fff;
  font-weight: 750;
  cursor: pointer;
}
.search-modal-close:hover { background: var(--flow); border-color: var(--flow); color: var(--ink); }
.search-suggestions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 9px;
  margin-top: 26px;
  color: rgba(255,255,255,.7);
  font-size: .78rem;
}
.search-suggestions span { align-self: center; margin-right: 4px; }
.search-suggestions a { padding: 7px 11px; border: 1px solid rgba(255,255,255,.25); border-radius: 999px; color: #fff; }
.search-suggestions a:hover { border-color: var(--flow); color: var(--flow); }
body.search-open { overflow: hidden; }

/* Navigator result page */
.results-page { background: #f7f8f6; }
.results-hero {
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid var(--line);
  background: var(--paper);
}
.results-hero::after {
  content: "";
  position: absolute;
  right: -80px;
  top: -130px;
  width: 520px;
  height: 520px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(108,246,126,.26), rgba(108,246,126,0) 66%);
  pointer-events: none;
}
.results-hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(340px, .8fr) minmax(0, 1.2fr);
  gap: clamp(42px, 5vw, 85px);
  align-items: center;
  min-height: 620px;
  padding-block: clamp(64px, 8vw, 110px);
}
.result-video-card {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 34px;
  background: #f3f4f2;
  box-shadow: 0 30px 80px rgba(0,0,0,.13);
}
.result-video-card::before {
  content: "BRAND MOTION";
  position: absolute;
  z-index: 2;
  top: 16px;
  left: 18px;
  padding: 6px 9px;
  border-radius: 999px;
  background: rgba(5,5,5,.72);
  color: #fff;
  font-size: .62rem;
  font-weight: 850;
  letter-spacing: .1em;
  pointer-events: none;
}
.result-video-card video { width: 100%; aspect-ratio: 1.55 / 1; object-fit: cover; background: #fff; }
.results-intro h1 {
  max-width: 800px;
  margin: 24px 0 22px;
  font-size: clamp(3.2rem, 5.7vw, 6.2rem);
  line-height: .9;
  letter-spacing: -.065em;
}
.results-intro > p:not(.eyebrow) { max-width: 670px; color: var(--muted); font-size: 1.08rem; }
.results-intro .text-link { margin-top: 23px; }
.results-context { position: relative; z-index: 5; margin-top: -38px; }
.results-context-card {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  overflow: hidden;
  border: 1px solid #202520;
  border-radius: 20px;
  background: var(--ink);
  color: #fff;
  box-shadow: 0 18px 46px rgba(0,0,0,.15);
}
.results-context-card > div { min-height: 130px; padding: 26px; border-right: 1px solid #303630; }
.results-context-card > div:last-child { border-right: 0; }
.results-context-card small { display: block; margin-bottom: 18px; color: #8f968f; font-size: .7rem; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; }
.results-context-card strong { display: block; font-size: clamp(1rem, 1.65vw, 1.35rem); line-height: 1.2; }
.results-panel {
  display: grid;
  grid-template-columns: 205px minmax(0, 1fr);
  gap: 18px;
  margin-top: 44px;
  padding: 22px;
  border-radius: 28px;
  background: linear-gradient(160deg, #0b0d0b 0%, #18231b 58%, #0c3b17 100%);
}
.sort-sidebar { position: sticky; top: calc(var(--header-h) + 24px); align-self: start; padding: 24px 12px; color: #fff; }
.sort-sidebar small { display: block; margin: 0 0 14px 13px; color: #899189; font-size: .68rem; font-weight: 850; letter-spacing: .1em; text-transform: uppercase; }
.sort-sidebar button {
  display: block;
  width: 100%;
  padding: 13px 14px;
  border: 0;
  border-left: 2px solid transparent;
  background: transparent;
  color: #c5cbc5;
  text-align: left;
  font-weight: 700;
  cursor: pointer;
}
.sort-sidebar button:hover,
.sort-sidebar button.is-active { border-left-color: var(--flow); background: rgba(108,246,126,.12); color: #fff; }
.solution-list { display: grid; gap: 14px; }
.solution-card {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 245px;
  overflow: hidden;
  border: 1px solid rgba(0,0,0,.1);
  border-radius: 19px;
  background: #fff;
  box-shadow: 0 8px 20px rgba(0,0,0,.08);
  transition: transform .28s var(--ease), box-shadow .28s;
}
.solution-card:hover { transform: translateY(-3px); box-shadow: 0 15px 34px rgba(0,0,0,.15); }
.solution-main { padding: 25px 28px; }
.solution-topline { display: flex; justify-content: space-between; align-items: center; }
.solution-index { color: #a1a7a1; font-size: .74rem; font-weight: 900; letter-spacing: .08em; }
.favorite-btn {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  border: 1px solid var(--line);
  border-radius: 50%;
  background: #fff;
  color: #566056;
  font-size: 1.2rem;
  cursor: pointer;
}
.favorite-btn.is-favorite { background: var(--flow); border-color: var(--flow); color: var(--ink); }
.solution-main h3 { margin: 8px 0 8px; font-size: clamp(1.55rem, 2.6vw, 2.35rem); line-height: 1; letter-spacing: -.04em; }
.solution-main > p { max-width: 820px; margin: 0 0 13px; color: var(--muted); font-size: .9rem; }
.solution-main .micro-tags { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 19px; }
.feature-columns { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; padding-top: 16px; border-top: 1px solid var(--line); }
.feature-columns ul { margin: 0; padding: 0; list-style: none; }
.feature-columns li { position: relative; margin: 7px 0; padding-left: 18px; color: #343a34; font-size: .78rem; }
.feature-columns li::before { content: "✓"; position: absolute; left: 0; color: #00a81b; font-weight: 900; }
.solution-side {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 25px;
  border-left: 1px solid var(--line);
  background: #f1f3ef;
  text-align: center;
}
.solution-side small { color: var(--flow-dark); font-weight: 800; }
.solution-side strong { display: block; margin: 6px 0 2px; font-size: 1.55rem; letter-spacing: -.04em; }
.solution-side span { color: var(--muted); font-size: .72rem; }
.solution-side .btn { width: 100%; margin-top: 20px; }
.mobile-sort { display: none; }

/* Playbook */
.playbook-page { background: #fff; }
.playbook-cover {
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid var(--line);
  background:
    linear-gradient(120deg, #fff 0 58%, #f2f4f0 58% 100%);
}
.playbook-cover::before {
  content: "";
  position: absolute;
  inset: 0;
  opacity: .26;
  background-image: linear-gradient(rgba(0,0,0,.05) 1px, transparent 1px), linear-gradient(90deg, rgba(0,0,0,.05) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: linear-gradient(to bottom, #000, transparent 92%);
}
.playbook-cover-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, .95fr) minmax(440px, 1.05fr);
  gap: clamp(44px, 7vw, 105px);
  align-items: center;
  min-height: 740px;
  padding-block: 76px;
}
.playbook-cover-copy h1 { margin: 24px 0; font-size: clamp(3.5rem, 7vw, 7.5rem); line-height: .89; letter-spacing: -.07em; }
.playbook-cover-copy > p:not(.eyebrow) { max-width: 680px; color: var(--muted); font-size: 1.12rem; }
.playbook-cover-art {
  position: relative;
  display: grid;
  align-content: center;
  min-height: 510px;
  overflow: hidden;
  padding: clamp(36px, 5vw, 68px);
  border: 1px solid var(--line);
  border-radius: 34px;
  background: #fff;
  box-shadow: 0 30px 80px rgba(0,0,0,.12);
}
.playbook-cover-art::after {
  content: "";
  position: absolute;
  right: -110px;
  top: 45%;
  width: 420px;
  height: 150px;
  border: 8px solid var(--flow);
  border-right: 0;
  border-radius: 100px 0 0 100px;
  opacity: .78;
}
.playbook-cover-art > img { position: relative; z-index: 2; width: 100%; }
.cover-chapters { position: relative; z-index: 2; display: grid; grid-template-columns: repeat(3, 1fr); gap: 7px; margin-top: 42px; }
.cover-chapters span { padding: 10px; border: 1px solid var(--line); border-radius: 9px; background: rgba(255,255,255,.88); font-size: .67rem; font-weight: 800; }
.playbook-mobile-tools { display: none; }
.playbook-shell {
  display: grid;
  grid-template-columns: 250px minmax(0, 1fr);
  gap: clamp(44px, 7vw, 100px);
  padding-block: 60px 130px;
}
.playbook-toc-inner { position: sticky; top: calc(var(--header-h) + 28px); }
.playbook-toc small { display: block; margin-bottom: 12px; color: var(--muted); font-size: .7rem; font-weight: 850; letter-spacing: .09em; text-transform: uppercase; }
.playbook-toc nav { display: grid; padding-left: 14px; border-left: 1px solid var(--line); }
.playbook-toc a { position: relative; padding: 10px 0 10px 15px; color: #8b918b; font-size: .86rem; font-weight: 690; }
.playbook-toc a::before { content: ""; position: absolute; left: -15px; top: 50%; width: 3px; height: 0; border-radius: 99px; background: var(--flow-strong); transform: translateY(-50%); transition: height .2s; }
.playbook-toc a:hover,
.playbook-toc a.is-active { color: var(--ink); }
.playbook-toc a.is-active::before { height: 28px; }
.playbook-toc .btn { width: 100%; margin-top: 22px; }
.playbook-content { min-width: 0; }
.playbook-section { padding-block: 86px; border-bottom: 1px solid var(--line); }
.playbook-section:first-child { padding-top: 0; }
.playbook-section > header { display: grid; grid-template-columns: 62px minmax(0, 1fr); gap: 24px; align-items: start; margin-bottom: 40px; }
.chapter-no { display: grid; place-items: center; width: 55px; height: 55px; border: 1px solid var(--ink); border-radius: 50%; background: var(--flow); font-size: .75rem; font-weight: 900; }
.playbook-section h2 { max-width: 900px; margin: 0; font-size: clamp(2.5rem, 5vw, 5.6rem); line-height: .94; letter-spacing: -.06em; }
.chapter-lead { max-width: 900px; margin: 0 0 40px; color: var(--muted); font-size: 1.08rem; }
.subchapter-title { margin: 66px 0 24px; font-size: clamp(1.65rem, 3vw, 2.7rem); letter-spacing: -.04em; }
.timeline-grid { display: grid; grid-template-columns: repeat(4, 1fr); overflow: hidden; border: 1px solid var(--line); border-radius: var(--radius); }
.timeline-grid article { min-height: 230px; padding: 24px; border-right: 1px solid var(--line); }
.timeline-grid article:last-child { border-right: 0; }
.timeline-grid b { display: block; color: var(--flow-dark); font-size: 1.35rem; }
.timeline-grid h3 { margin: 48px 0 9px; font-size: 1.12rem; }
.timeline-grid p { margin: 0; color: var(--muted); font-size: .82rem; }
.info-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-top: 34px; }
.info-grid > article { padding: 28px; border: 1px solid var(--line); border-radius: var(--radius); background: #fff; }
.info-grid h3 { margin: 0 0 11px; font-size: 1.4rem; }
.info-grid p { color: var(--muted); }
.info-grid ul { margin-bottom: 0; color: #383e38; }
.model-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; }
.model-grid article { min-height: 180px; padding: 20px; border: 1px solid var(--line); border-radius: 14px; background: var(--mist); }
.model-grid b { display: grid; place-items: center; width: 30px; height: 30px; border-radius: 50%; background: var(--ink); color: var(--flow); font-size: .7rem; }
.model-grid h4 { margin: 22px 0 8px; font-size: 1.02rem; }
.model-grid p { margin: 0; color: var(--muted); font-size: .77rem; }
.benefit-grid { display: grid; grid-template-columns: repeat(4, 1fr); overflow: hidden; border: 1px solid var(--line); border-radius: var(--radius); }
.benefit-grid article { min-height: 310px; padding: 26px; border-right: 1px solid var(--line); }
.benefit-grid article:last-child { border-right: 0; }
.benefit-grid span { display: grid; place-items: center; width: 38px; height: 38px; border-radius: 12px; background: var(--flow); font-size: .72rem; font-weight: 900; }
.benefit-grid h3 { margin: 54px 0 12px; font-size: 1.3rem; line-height: 1.1; }
.benefit-grid p { margin: 0; color: var(--muted); font-size: .86rem; }
.callout { display: grid; grid-template-columns: 170px minmax(0, 1fr); gap: 24px; margin-top: 25px; padding: 24px; border: 1px solid #9ccfa5; border-radius: 14px; background: rgba(108,246,126,.12); }
.callout strong { color: var(--flow-dark); }
.callout p { margin: 0; color: #304d34; }
.decision-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 15px; }
.decision-grid article { padding: 30px; border-radius: var(--radius); }
.decision-grid article:first-child { background: var(--mist); }
.decision-grid article:last-child { background: var(--ink); color: #fff; }
.decision-grid h3 { margin: 0 0 19px; font-size: 1.7rem; }
.decision-grid ul { margin: 0; padding-left: 20px; }
.decision-grid li { margin: 10px 0; }
.decision-grid article:last-child li { color: #c8cec8; }
.decision-table { margin-top: 20px; border: 1px solid var(--line); border-radius: 15px; overflow: hidden; }
.decision-table > div { display: grid; grid-template-columns: .7fr 1fr 1fr; }
.decision-table > div > * { padding: 16px 18px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.decision-table > div > *:last-child { border-right: 0; }
.decision-table > div:last-child > * { border-bottom: 0; }
.decision-table > div:first-child { background: var(--ink); color: #fff; }
.decision-table span { color: var(--muted); font-size: .84rem; }
.usecase-accordion { border-top: 1px solid var(--line); }
.usecase-accordion details { border-bottom: 1px solid var(--line); }
.usecase-accordion summary { display: flex; align-items: center; gap: 17px; padding: 24px 0; font-size: 1.3rem; font-weight: 780; cursor: pointer; list-style: none; }
.usecase-accordion summary::-webkit-details-marker { display: none; }
.usecase-accordion summary::after { content: "+"; margin-left: auto; display: grid; place-items: center; width: 31px; height: 31px; border: 1px solid var(--line); border-radius: 50%; }
.usecase-accordion details[open] summary::after { transform: rotate(45deg); background: var(--flow); border-color: var(--flow); }
.usecase-accordion summary span { color: #9da39d; font-size: .75rem; }
.usecase-accordion details > div { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; padding: 0 0 30px 48px; }
.usecase-accordion h4 { margin: 0 0 6px; }
.usecase-accordion p { margin: 0; color: var(--muted); font-size: .82rem; }
.check-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 13px; }
.check-grid article { padding: 22px; border: 1px solid var(--line); border-radius: 14px; }
.check-grid h4 { margin: 0 0 8px; }
.check-grid p { margin: 0; color: var(--muted); }
.prompt-list { margin: 0; padding: 0; list-style: none; border-top: 1px solid var(--line); }
.prompt-list li { display: grid; grid-template-columns: 240px 1fr; gap: 24px; padding: 19px 0; border-bottom: 1px solid var(--line); }
.prompt-list span { color: var(--muted); }
.risk-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 13px; }
.risk-grid article { min-height: 225px; padding: 25px; border-radius: 17px; background: var(--ink); color: #fff; }
.risk-grid span { color: var(--flow); font-size: .73rem; font-weight: 900; }
.risk-grid h3 { margin: 45px 0 9px; font-size: 1.45rem; }
.risk-grid p { margin: 0; color: #b9c0b9; }
.security-list { margin-top: 18px; padding: 28px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--mist); }
.security-list h3 { margin-top: 0; }
.security-list li { margin: 10px 0; }
.build-modes { display: grid; grid-template-columns: 1fr 1fr; gap: 15px; }
.build-modes article { min-height: 280px; padding: 28px; border: 1px solid var(--line); border-radius: var(--radius); }
.build-modes span { color: var(--flow-dark); font-weight: 900; }
.build-modes h3 { margin: 70px 0 10px; font-size: 1.65rem; }
.build-modes p { margin: 0; color: var(--muted); }
.capability-list { display: flex; flex-wrap: wrap; gap: 9px; }
.capability-list span { padding: 11px 14px; border: 1px solid var(--line); border-radius: 999px; font-weight: 700; }
.partner-check { margin-top: 52px; border-top: 1px solid var(--line); }
.partner-check > h3 { font-size: 1.75rem; }
.partner-check > div { display: grid; grid-template-columns: 270px minmax(0,1fr); gap: 30px; padding: 19px 0; border-bottom: 1px solid var(--line); }
.partner-check p { margin: 0; color: var(--muted); }
.story-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; }
.story-grid article { min-height: 260px; padding: 27px; border: 1px solid var(--line); border-radius: var(--radius); }
.story-grid small { color: var(--muted); }
.story-grid h3 { margin: 66px 0 10px; font-size: clamp(2rem, 4vw, 3.5rem); line-height: .95; letter-spacing: -.05em; }
.story-grid p { margin: 0; color: var(--muted); }
.source-note { margin-top: 24px; color: var(--muted); font-size: .76rem; }
.start-steps { margin: 0; padding: 0; list-style: none; }
.start-steps li { display: grid; grid-template-columns: 64px minmax(0,1fr); gap: 24px; padding: 23px 0; border-bottom: 1px solid var(--line); }
.start-steps li > span { display: grid; place-items: center; width: 48px; height: 48px; border-radius: 50%; background: var(--flow); font-weight: 900; }
.start-steps h3 { margin: 0 0 6px; font-size: 1.35rem; }
.start-steps p { margin: 0; color: var(--muted); }
.chapter-cta { display: grid; grid-template-columns: 1fr auto; gap: 30px; align-items: end; margin-top: 50px; padding: 35px; border-radius: var(--radius); background: var(--ink); color: #fff; }
.chapter-cta h3 { margin: 0 0 8px; font-size: 1.8rem; }
.chapter-cta p { margin: 0; color: #aeb4ae; }
.playbook-toc-drawer { display: none; }

/* Service pages */
.service-page { background: #fff; }
.service-hero { position: relative; overflow: hidden; border-bottom: 1px solid var(--line); background: #fff; }
.service-hero::before { content: ""; position: absolute; inset: 0; opacity: .26; background-image: linear-gradient(rgba(0,0,0,.04) 1px, transparent 1px), linear-gradient(90deg, rgba(0,0,0,.04) 1px, transparent 1px); background-size: 58px 58px; mask-image: linear-gradient(to bottom, #000, transparent 88%); }
.service-hero-grid { position: relative; z-index: 1; display: grid; grid-template-columns: minmax(0,1.02fr) minmax(380px,.98fr); gap: clamp(40px,7vw,105px); align-items: center; min-height: 700px; padding-block: 75px; }
.service-hero-copy h1 { margin: 24px 0 21px; font-size: clamp(3.5rem,5.9vw,6.6rem); line-height: .88; letter-spacing: -.075em; }
.service-hero-lead { max-width: 760px; margin: 0; color: var(--muted); font-size: clamp(1.08rem,1.8vw,1.4rem); }
.service-hero-art { position: relative; min-height: 500px; overflow: hidden; border: 1px solid var(--line); border-radius: 38px; background: var(--ink); box-shadow: var(--shadow-lg); }
.service-hero-art::before { content: attr(data-code); position: absolute; top: 40px; left: 40px; color: rgba(255,255,255,.07); font-size: clamp(8rem,18vw,17rem); font-weight: 900; line-height: .7; letter-spacing: -.1em; }
.service-orbit { position: absolute; width: 420px; height: 210px; right: -90px; top: 70px; border: 3px solid var(--flow); border-radius: 50%; transform: rotate(-22deg); animation: orbit-breathe 5s ease-in-out infinite; }
.service-orbit::before { content: ""; position: absolute; width: 15px; height: 15px; left: 35px; top: 12px; border-radius: 50%; background: var(--flow); box-shadow: 0 0 0 8px rgba(108,246,126,.13); }
@keyframes orbit-breathe { 0%,100% { transform: rotate(-22deg) scale(1); opacity: .65; } 50% { transform: rotate(-19deg) scale(1.04); opacity: 1; } }
.service-hero-card { position: absolute; left: 30px; right: 30px; bottom: 30px; padding: 27px; border: 1px solid rgba(255,255,255,.16); border-radius: 20px; background: rgba(255,255,255,.09); color: #fff; backdrop-filter: blur(14px); }
.service-hero-card small { color: #939c93; font-size: .69rem; font-weight: 850; letter-spacing: .1em; text-transform: uppercase; }
.service-hero-card strong { display: block; margin: 18px 0 9px; font-size: clamp(1.4rem,2.5vw,2.2rem); line-height: 1.1; }
.service-hero-card span { color: #b7beb7; }
.problem-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 14px; margin-top: 44px; }
.problem-grid article { min-height: 285px; padding: 27px; border: 1px solid var(--line); border-radius: var(--radius); }
.problem-grid span { color: var(--flow-dark); font-size: .75rem; font-weight: 900; }
.problem-grid h3 { margin: 92px 0 10px; font-size: 1.55rem; letter-spacing: -.035em; }
.problem-grid p { margin: 0; color: var(--muted); }
.outcome-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 1px; margin-top: 50px; overflow: hidden; border: 1px solid #303630; border-radius: var(--radius); background: #303630; }
.outcome-grid article { min-height: 320px; padding: 27px; background: #0a0c0a; }
.outcome-grid span { display: grid; place-items: center; width: 38px; height: 38px; border-radius: 50%; background: var(--flow); color: var(--ink); font-size: .72rem; font-weight: 900; }
.outcome-grid h3 { margin: 92px 0 12px; font-size: 1.4rem; }
.outcome-grid p { margin: 0; color: #aeb5ae; }
.scope-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 14px; margin-top: 44px; }
.scope-grid article { min-height: 250px; padding: 25px; border: 1px solid var(--line); border-radius: var(--radius); background: #fff; transition: transform .25s var(--ease), box-shadow .25s; }
.scope-grid article:hover { transform: translateY(-5px); box-shadow: var(--shadow-sm); }
.service-glyph { display: grid; place-items: center; width: 42px; height: 42px; border-radius: 13px; background: var(--flow); font-size: .72rem; font-weight: 900; }
.scope-grid h3 { margin: 70px 0 9px; font-size: 1.3rem; }
.scope-grid p { margin: 0; color: var(--muted); }
.service-process { display: grid; grid-template-columns: .7fr 1.3fr; gap: clamp(50px,8vw,130px); }
.process-intro { position: sticky; top: calc(var(--header-h) + 30px); align-self: start; }
.process-intro > p:last-child { max-width: 450px; color: var(--muted); }
.service-process .process-list { margin: 0; padding: 0; list-style: none; }
.service-process .process-list li { display: grid; grid-template-columns: 66px minmax(0,1fr); gap: 23px; min-height: 165px; padding: 28px 0; border-top: 1px solid var(--line); }
.service-process .process-list li:last-child { border-bottom: 1px solid var(--line); }
.service-process .process-list li > span { display: grid; place-items: center; width: 50px; height: 50px; border: 1px solid var(--ink); border-radius: 50%; background: var(--flow); font-size: .75rem; font-weight: 900; }
.service-process .process-list h3 { margin: 0 0 9px; font-size: 1.4rem; }
.service-process .process-list p { margin: 0; color: var(--muted); }
.deliverable-grid { display: grid; grid-template-columns: repeat(2,1fr); gap: 14px; margin-top: 44px; }
.deliverable-grid article { position: relative; min-height: 230px; padding: 27px; border: 1px solid var(--line); border-radius: var(--radius); background: #fff; }
.deliverable-grid article::before { content: "✓"; display: grid; place-items: center; width: 34px; height: 34px; border-radius: 50%; background: var(--ink); color: var(--flow); font-weight: 900; }
.deliverable-grid h3 { margin: 55px 0 9px; font-size: 1.35rem; }
.deliverable-grid p { margin: 0; color: var(--muted); }
.faq-layout { display: grid; grid-template-columns: .75fr 1.25fr; gap: clamp(50px,8vw,120px); }
.service-faq .faq-list { margin-top: 0; }
.related-service-list { margin-top: 44px; border-top: 1px solid #303630; }
.related-service-list a { display: grid; grid-template-columns: 65px minmax(0,1fr) auto; gap: 22px; align-items: center; padding: 28px 0; border-bottom: 1px solid #303630; }
.related-service-list a > span { color: var(--flow); font-size: .75rem; font-weight: 900; }
.related-service-list h3 { margin: 0 0 5px; font-size: 1.55rem; }
.related-service-list p { margin: 0; color: #aeb5ae; }
.related-service-list b { font-size: 2rem; transition: transform .2s; }
.related-service-list a:hover b { transform: translateX(8px); color: var(--flow); }

/* Category / solution listing */
.category-page { background: #fff; }
.category-hero { position: relative; overflow: hidden; border-bottom: 1px solid var(--line); background: #f7f8f6; }
.category-hero::after { content: ""; position: absolute; right: -160px; bottom: -220px; width: 620px; height: 620px; border: 80px solid rgba(108,246,126,.26); border-radius: 50%; }
.category-hero-grid { position: relative; z-index: 1; display: grid; grid-template-columns: minmax(0,1fr) 390px; gap: 80px; align-items: center; min-height: 650px; padding-block: 74px; }
.category-hero h1 { margin: 22px 0; font-size: clamp(3.5rem,7vw,7.5rem); line-height: .88; letter-spacing: -.07em; }
.category-hero-grid > div:first-child > p:not(.eyebrow) { max-width: 760px; color: var(--muted); font-size: 1.08rem; }
.category-stats { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 30px; }
.category-stats span { padding: 11px 14px; border: 1px solid var(--line); border-radius: 999px; background: #fff; color: var(--muted); font-size: .78rem; }
.category-stats b { color: var(--ink); }
.category-hero-card { padding: 34px; border-radius: 28px; background: var(--ink); color: #fff; box-shadow: var(--shadow-lg); }
.category-icon { display: grid; place-items: center; width: 58px; height: 58px; border-radius: 17px; background: var(--flow); color: var(--ink); font-weight: 900; }
.category-hero-card h2 { margin: 72px 0 20px; font-size: 2rem; letter-spacing: -.04em; }
.category-hero-card ul { margin: 0; padding-left: 20px; color: #c2c8c2; }
.category-shell { display: grid; grid-template-columns: 255px minmax(0,1fr); gap: 45px; }
.filter-panel { position: sticky; top: calc(var(--header-h) + 24px); align-self: start; padding: 24px; border: 1px solid var(--line); border-radius: var(--radius); background: #fff; }
.filter-panel h2 { margin: 0 0 26px; }
.filter-group { padding: 20px 0; border-top: 1px solid var(--line); }
.filter-group h3 { margin: 0 0 13px; color: var(--muted); font-size: .75rem; letter-spacing: .08em; text-transform: uppercase; }
.filter-group label { display: flex; align-items: center; gap: 9px; margin: 10px 0; font-size: .88rem; cursor: pointer; }
.filter-group input { width: 18px; height: 18px; accent-color: #14d632; }
.filter-close { display: none; }
.category-toolbar { display: flex; justify-content: space-between; gap: 20px; align-items: center; margin-bottom: 20px; }
.category-toolbar > div { display: flex; align-items: center; gap: 14px; }
.category-toolbar span { color: var(--muted); }
.category-toolbar select { min-height: 44px; padding: 10px 38px 10px 13px; border: 1px solid var(--line); border-radius: 999px; background: #fff; }
.filter-mobile-toggle { display: none; }
.product-grid { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 15px; }
.product-card { display: flex; min-height: 465px; flex-direction: column; padding: 26px; border: 1px solid var(--line); border-radius: var(--radius); background: #fff; transition: transform .25s var(--ease), box-shadow .25s; }
.product-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-sm); }
.product-card[hidden] { display: none; }
.product-head { display: flex; justify-content: space-between; align-items: center; }
.product-head span { padding: 6px 9px; border-radius: 999px; background: var(--mist); color: var(--muted); font-size: .7rem; font-weight: 800; }
.product-head b { color: #a5aba5; font-size: 1.4rem; }
.product-card h3 { margin: 52px 0 10px; font-size: 1.55rem; line-height: 1.08; letter-spacing: -.04em; }
.product-card > p { margin: 0; color: var(--muted); }
.product-card .micro-tags { display: flex; flex-wrap: wrap; gap: 6px; margin: 18px 0; }
.product-card ul { margin: 0 0 25px; padding-left: 20px; color: #343a34; font-size: .83rem; }
.product-card li { margin: 7px 0; }
.product-card .btn { margin-top: auto; width: 100%; }
.guidance-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 14px; margin-top: 40px; }
.guidance-grid article { min-height: 240px; padding: 26px; border: 1px solid var(--line); border-radius: var(--radius); background: #fff; }
.guidance-grid h3 { margin: 76px 0 9px; font-size: 1.45rem; }
.guidance-grid p { margin: 0; color: var(--muted); }

/* Case library */
.cases-page { background: #fff; }
.cases-hero { padding-block: 75px 56px; border-bottom: 1px solid var(--line); background: var(--ink); color: #fff; }
.cases-hero .breadcrumbs { color: #aeb5ae; }
.cases-hero h1 { max-width: 1000px; margin: 24px 0; font-size: clamp(3.8rem,8vw,8.4rem); line-height: 1.04; letter-spacing: -.045em; text-wrap: balance; }
.cases-hero > .container > p:not(.eyebrow) { max-width: 760px; color: #b4bbb4; font-size: 1.08rem; line-height: 1.7; }
.case-filter-bar { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 40px; }
.case-filter-bar button { padding: 10px 14px; border: 1px solid #3b423b; border-radius: 999px; background: transparent; color: #cbd0cb; cursor: pointer; }
.case-filter-bar button:hover,
.case-filter-bar button.is-active { background: var(--flow); border-color: var(--flow); color: var(--ink); }
.case-library-card { overflow: hidden; border: 1px solid var(--line); border-radius: var(--radius); background: #fff; }
.case-library-card[hidden] { display: none; }
.case-library-card--feature { display: grid; grid-template-columns: 1.1fr .9fr; min-height: 560px; margin-bottom: 18px; transition: transform .25s var(--ease), box-shadow .25s; }
.case-library-card--feature:hover { transform: translateY(-5px); box-shadow: var(--shadow-sm); }
.case-library-card--feature > div:last-child { display: flex; flex-direction: column; justify-content: center; padding: clamp(32px,5vw,70px); }
.case-library-card small { color: var(--muted); font-size: .73rem; font-weight: 800; letter-spacing: .05em; text-transform: uppercase; }
.case-library-card--feature h2 { margin: 30px 0 15px; font-size: clamp(2.1rem,4vw,4.1rem); line-height: 1.1; letter-spacing: -.035em; text-wrap: balance; }
.case-library-card p { color: var(--muted); line-height: 1.68; }
.case-library-card--feature .text-link { margin-top: 25px; }
.case-library-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 15px; }
.case-library-grid .case-library-card { min-height: 460px; }
.case-library-grid .case-library-card > div:last-child { padding: 24px; }
.case-library-grid h3 { margin: 22px 0 10px; font-size: 1.4rem; line-height: 1.24; letter-spacing: -.025em; text-wrap: balance; }
.case-art { position: relative; display: grid; place-items: center; min-height: 230px; overflow: hidden; background: var(--mist); }
.case-art b { font-size: clamp(3rem,6vw,6rem); line-height: 1; letter-spacing: -.07em; }
.case-art span { font-size: .72rem; font-weight: 850; letter-spacing: .08em; text-transform: uppercase; }
.case-art--wren { min-height: 100%; background: linear-gradient(135deg,#0a0b0a 0 58%,#6cf67e 58% 60%,#e4e8e2 60% 100%); color: #fff; }
.case-art--wren::before { content: "W"; position: absolute; color: rgba(255,255,255,.11); font-size: 22rem; font-weight: 900; line-height: 1; }
.case-art--wren span { position: relative; z-index: 1; padding: 8px 10px; border: 1px solid rgba(255,255,255,.4); border-radius: 999px; }
.case-art--green { background: var(--flow); }
.case-art--dark { background: var(--ink); color: #fff; }
.case-art--blue { background: #dfeaff; }
.case-art--lines { background: repeating-linear-gradient(115deg,#101611 0 10px,#15271b 10px 20px); color: var(--flow); }
.case-art--paper { background: #f1eee5; }
.case-art--grid { background-image: linear-gradient(rgba(0,0,0,.08) 1px,transparent 1px),linear-gradient(90deg,rgba(0,0,0,.08) 1px,transparent 1px); background-size: 28px 28px; }
.case-method-list { margin: 45px 0 0; padding: 0; list-style: none; border-top: 1px solid #303630; }
.case-method-list li { display: grid; grid-template-columns: 70px 1fr; gap: 30px; padding: 25px 0; border-bottom: 1px solid #303630; }
.case-method-list span { color: var(--flow); font-size: .76rem; font-weight: 900; }
.case-method-list p { margin: 0; font-size: clamp(1.2rem,2.3vw,2rem); line-height: 1.38; }

/* Case detail */
.case-detail-page {
  background: #fff;
  overflow-x: hidden;
  overscroll-behavior-x: none;
  touch-action: pan-y;
}
.case-detail-page :where(h1,h2,h3,p,li,figcaption,a,span,strong,small) {
  overflow-wrap: anywhere;
}
.case-detail-hero { padding-block: 70px 0; background: #f6f7f5; }
.case-detail-hero h1 { max-width: 1100px; margin: 25px 0; font-size: clamp(3.4rem,7.2vw,7.2rem); line-height: 1.1; letter-spacing: -.04em; text-wrap: balance; }
.case-detail-hero > .container > p:not(.eyebrow) { max-width: 830px; color: var(--muted); font-size: 1.06rem; line-height: 1.76; }
.case-detail-metrics { display: grid; grid-template-columns: repeat(3,1fr); gap: 1px; margin-top: 45px; overflow: hidden; border: 1px solid var(--line); border-radius: var(--radius); background: var(--line); }
.case-detail-metrics > div { padding: 25px; background: #fff; }
.case-detail-metrics strong { display: block; font-size: clamp(1.65rem,3vw,3rem); line-height: 1.12; letter-spacing: -.03em; overflow-wrap: anywhere; }
.case-detail-metrics span { display: block; margin-top: 9px; color: var(--muted); font-size: .76rem; line-height: 1.5; }
.case-detail-visual { min-height: 470px; margin-top: 26px; border-radius: var(--radius) var(--radius) 0 0; }
.case-detail-shell { display: grid; grid-template-columns: 210px minmax(0,1fr); gap: clamp(45px,7vw,100px); padding-block: 75px 120px; }
.case-toc-inner { position: sticky; top: calc(var(--header-h) + 25px); }
.case-toc small { color: var(--muted); font-size: .7rem; font-weight: 850; letter-spacing: .08em; text-transform: uppercase; }
.case-toc nav { display: grid; margin-top: 13px; padding-left: 12px; border-left: 1px solid var(--line); }
.case-toc a { position: relative; padding: 10px 0 10px 15px; color: #8b918b; font-size: .85rem; font-weight: 700; line-height: 1.42; }
.case-toc a::before { content: ""; position: absolute; left: -13px; top: 50%; width: 3px; height: 0; border-radius: 99px; background: var(--flow-strong); transform: translateY(-50%); }
.case-toc a.is-active { color: var(--ink); }
.case-toc a.is-active::before { height: 26px; }
.case-section { padding-block: 75px; scroll-margin-top: calc(var(--header-h) + 34px); border-bottom: 1px solid var(--line); }
.case-section:first-child { padding-top: 0; }
.case-section h2 { max-width: 940px; margin: 0 0 28px; font-size: clamp(2.15rem,4.4vw,4.65rem); line-height: 1.16; letter-spacing: -.032em; text-wrap: balance; overflow-wrap: anywhere; }
.case-section > p:not(.eyebrow) { max-width: 900px; color: var(--muted); font-size: 1.02rem; line-height: 1.82; }
.case-section > ul,
.case-section > ol { max-width: 900px; padding-left: 22px; line-height: 1.86; }
.case-section li { margin: 9px 0; line-height: 1.78; }
.case-quote { margin: 42px 0 0; padding: 35px; border-radius: var(--radius); background: var(--ink); color: #fff; }
.case-quote blockquote { max-width: 850px; margin: 0; font-size: clamp(1.7rem,3.4vw,3.3rem); line-height: 1.18; letter-spacing: -.025em; text-wrap: balance; }
.case-quote footer { margin-top: 25px; color: #9ba29b; }
.case-modules { display: grid; grid-template-columns: repeat(2,1fr); gap: 14px; }
.case-module { min-height: 235px; padding: 26px; border: 1px solid var(--line); border-radius: var(--radius); }
.case-module h3 { margin: 92px 0 8px; font-size: 1.4rem; line-height: 1.24; letter-spacing: -.02em; }
.case-module p { margin: 0; color: var(--muted); line-height: 1.68; }
.case-study-legacy .case-detail-hero {
  background: linear-gradient(135deg,#f7f8f5 0 70%,#eaffee 100%);
}
.case-study-legacy .case-detail-shell {
  grid-template-columns: 205px minmax(0,900px);
  justify-content: center;
}
.case-study-legacy .case-section > p:not(.eyebrow),
.case-study-legacy .case-section > ul,
.case-study-legacy .case-section > ol {
  max-width: 780px;
  font-size: 1.02rem;
  line-height: 1.9;
}
.case-study-legacy .case-quote blockquote {
  line-height: 1.24;
}

/* Search results */
.search-page { background: #fff; }
.search-page-hero { padding-block: 38px 34px; border-bottom: 1px solid var(--line); background: #fff; }
.search-page-form { display: grid; grid-template-columns: auto minmax(0,1fr) auto; align-items: center; gap: 14px; margin-top: 30px; padding: 10px 11px 10px 20px; border: 1px solid #b5bbb4; border-radius: 999px; box-shadow: 0 8px 24px rgba(0,0,0,.06); }
.search-page-form > span { display: grid; place-items: center; color: var(--flow-dark); }
.search-page-form input { min-width: 0; border: 0; outline: 0; background: transparent; font-size: 1rem; }
.search-live-summary {
  min-height: 1.4em;
  margin: 14px 0 0;
  color: #5f675f;
  font-size: .9rem;
  line-height: 1.55;
}
.search-quick-links {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
  margin-top: 14px;
  color: var(--muted);
  font-size: .82rem;
}
.search-quick-links a {
  display: inline-flex;
  align-items: center;
  min-height: 32px;
  padding: 6px 10px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: #fff;
  color: var(--ink);
  font-weight: 760;
}
.search-tabs { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 28px; }
.search-tabs button { padding: 10px 13px; border: 1px solid var(--line); border-radius: 10px; background: var(--mist); color: var(--muted); cursor: pointer; }
.search-tabs button.is-active { border-color: var(--ink); background: var(--ink); color: #fff; }
.search-tabs span { margin-left: 5px; opacity: .65; }
.search-results-page { background: #f7f8f6; }
.search-result-group { margin-bottom: 32px; padding: 26px; border: 1px solid var(--line); border-radius: var(--radius); background: #fff; }
.search-result-group[hidden] { display: none; }
.search-result-head { display: flex; justify-content: space-between; gap: 20px; align-items: center; margin-bottom: 22px; }
.search-result-head h2 { margin: 0; font-size: 1.25rem; }
.search-result-head h2 span { color: var(--muted); }
.search-result-head > a,
.search-result-head > span { color: var(--flow-dark); font-size: .82rem; font-weight: 760; }
.search-category-card { display: grid; grid-template-columns: auto minmax(0,1fr) auto; gap: 18px; align-items: center; max-width: 580px; padding: 21px; border: 1px solid var(--line); border-radius: 15px; box-shadow: var(--shadow-sm); }
.search-category-card h3 { margin: 0 0 5px; }
.search-category-card p { margin: 0; color: var(--muted); font-size: .84rem; }
.search-category-card > a { font-size: 1.6rem; }
.search-result-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 13px; }
.search-result-card { display: flex; min-height: 245px; flex-direction: column; padding: 22px; border: 1px solid var(--line); border-radius: 15px; background: #fff; transition: transform .22s var(--ease), box-shadow .22s; }
.search-result-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-sm); }
.search-result-card.is-top-hit {
  border-color: #98d99c;
  background: linear-gradient(180deg,#ffffff 0%,#f3fff4 100%);
}
.search-result-card[hidden] { display: none; }
.search-result-card small { color: var(--muted); text-transform: uppercase; letter-spacing: .07em; }
.search-result-card h3 { margin: 42px 0 9px; font-size: 1.25rem; line-height: 1.1; }
.search-result-card p { margin: 0 0 20px; color: var(--muted); font-size: .82rem; }
.search-result-card > span { margin-top: auto; font-weight: 780; }
.search-mark {
  padding: 0 .13em;
  border-radius: 4px;
  background: rgba(111,247,127,.5);
  color: inherit;
}
.document-result-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 13px; }
.document-result-grid > a { display: grid; grid-template-columns: 190px minmax(0,1fr); gap: 22px; min-height: 240px; padding: 16px; border: 1px solid var(--line); border-radius: 15px; }
.document-result-grid > a[hidden] { display: none; }
.doc-thumb { display: grid; place-items: center; overflow: hidden; min-height: 205px; padding: 20px; border-radius: 10px; background: var(--mist); }
.doc-thumb--playbook { background: #fff; border: 1px solid var(--line); }
.doc-thumb--playbook img { width: 100%; }
.doc-thumb--solutions { align-content: center; background: var(--ink); color: #fff; }
.doc-thumb--solutions svg { width: 35px; height: 35px; color: var(--flow); }
.doc-thumb--solutions b { margin-top: 18px; font-size: 1.5rem; }
.doc-thumb--solutions span { color: #aeb5ae; }
.document-result-grid h3 { margin: 21px 0 9px; font-size: 1.35rem; }
.document-result-grid p { margin: 0 0 15px; color: var(--muted); }
.document-result-grid small { color: #8d938d; }
.doc-type { padding: 5px 8px; border-radius: 999px; background: var(--flow); color: var(--ink); font-size: .68rem; font-weight: 900; }
.search-empty { padding: 65px 25px; border: 1px dashed #aab0aa; border-radius: var(--radius); text-align: center; }
.search-empty h2 { margin: 0; font-size: 2rem; }
.search-empty p { color: var(--muted); }
.search-empty .btn { margin-top: 18px; }

/* PDF viewer */
.viewer-page { background: #eef0ed; }
.viewer-toolbar { position: sticky; z-index: 60; top: var(--header-h); border-bottom: 1px solid var(--line); background: rgba(255,255,255,.95); backdrop-filter: blur(14px); }
.viewer-toolbar-inner { display: flex; justify-content: space-between; gap: 30px; align-items: center; min-height: 95px; padding-block: 12px; }
.viewer-back { color: var(--muted); font-size: .75rem; font-weight: 800; }
.viewer-toolbar h1 { margin: 5px 0 0; font-size: clamp(1.1rem,2vw,1.55rem); }
.viewer-actions { display: flex; gap: 8px; }
.viewer-main { padding-block: 28px 70px; }
.viewer-shell { display: grid; grid-template-columns: 240px minmax(0,1fr); gap: 24px; align-items: start; }
.viewer-meta { position: sticky; top: calc(var(--header-h) + 120px); display: grid; gap: 22px; padding: 22px; border: 1px solid var(--line); border-radius: var(--radius); background: #fff; }
.viewer-meta img { width: 100%; }
.viewer-meta small { display: block; color: var(--muted); font-size: .68rem; font-weight: 850; letter-spacing: .08em; text-transform: uppercase; }
.viewer-meta strong { display: block; margin-top: 6px; }
.viewer-meta p { margin: 6px 0 0; color: var(--muted); font-size: .78rem; }
.pdf-frame { position: relative; min-height: calc(100vh - var(--header-h) - 155px); overflow: hidden; border: 1px solid #c7ccc6; border-radius: 14px; background: #d7dad6; box-shadow: 0 15px 35px rgba(0,0,0,.1); }
.pdf-frame iframe { display: block; width: 100%; height: calc(100vh - var(--header-h) - 155px); min-height: 720px; border: 0; background: #fff; }
.pdf-fallback { display: none; }

/* Desktop hover animation for the brand mark remains restrained. */
.brand img { transition: transform .3s var(--ease); }
.brand:hover img { transform: translateX(3px); }

/* ---------------------------- responsive ------------------------------ */
@media (max-width: 1180px) {
  .sku-grid { grid-template-columns: 1fr 1fr; }
  .results-context-card { grid-template-columns: 1fr 1fr; }
  .results-context-card > div:nth-child(2) { border-right: 0; }
  .results-context-card > div:nth-child(-n+2) { border-bottom: 1px solid #303630; }
  .results-panel { grid-template-columns: 170px minmax(0,1fr); }
  .solution-card { grid-template-columns: minmax(0,1fr) 210px; }
  .timeline-grid,
  .benefit-grid,
  .outcome-grid { grid-template-columns: repeat(2,1fr); }
  .timeline-grid article:nth-child(2),
  .benefit-grid article:nth-child(2),
  .outcome-grid article:nth-child(2) { border-right: 0; }
  .timeline-grid article:nth-child(-n+2),
  .benefit-grid article:nth-child(-n+2) { border-bottom: 1px solid var(--line); }
  .model-grid { grid-template-columns: repeat(3,1fr); }
  .scope-grid { grid-template-columns: repeat(2,1fr); }
  .case-library-grid { grid-template-columns: repeat(2,1fr); }
  .search-result-grid { grid-template-columns: repeat(2,1fr); }
  .document-result-grid > a { grid-template-columns: 145px minmax(0,1fr); }
}

@media (max-width: 900px) {
  .mobile-services { display: grid; margin: 0 0 4px 12px; }
  .mobile-menu-panel .mobile-sub-link { justify-content: flex-start; padding: 8px 8px; border: 0; font-size: .96rem; font-weight: 650; }
  .mobile-menu-panel .search-trigger svg { width: 20px; height: 20px; }

  .sku-grid { grid-template-columns: 1fr; }
  .sku-card { min-height: 300px; }

  .results-hero-grid,
  .playbook-cover-grid,
  .service-hero-grid,
  .category-hero-grid { grid-template-columns: 1fr; min-height: auto; }
  .results-hero-grid { padding-block: 54px 88px; }
  .result-video-card { max-width: 680px; }
  .results-context { margin-top: -30px; }
  .results-panel { grid-template-columns: 1fr; padding: 14px; }
  .sort-sidebar { display: none; }
  .mobile-sort { position: relative; display: block; }
  .mobile-sort > button { width: 100%; padding: 13px 16px; border: 1px solid rgba(255,255,255,.2); border-radius: 12px; background: rgba(255,255,255,.08); color: #fff; text-align: left; }
  .mobile-sort [data-mobile-sort-menu] { display: none; position: absolute; z-index: 10; left: 0; right: 0; top: calc(100% + 5px); padding: 6px; border-radius: 12px; background: #fff; box-shadow: var(--shadow-lg); }
  .mobile-sort.is-open [data-mobile-sort-menu] { display: grid; }
  .mobile-sort [data-mobile-sort-menu] button { padding: 11px 12px; border: 0; border-radius: 8px; background: transparent; text-align: left; cursor: pointer; }
  .mobile-sort [data-mobile-sort-menu] button:hover { background: var(--mist); }
  .solution-card { grid-template-columns: 1fr; }
  .solution-side { border-top: 1px solid var(--line); border-left: 0; text-align: left; }
  .solution-side .btn { width: fit-content; }

  .playbook-cover { background: #f6f7f5; }
  .playbook-cover-grid { padding-block: 50px 62px; }
  .playbook-cover-art { min-height: 430px; }
  .playbook-mobile-tools { position: sticky; z-index: 45; top: var(--header-h); display: flex; gap: 8px; padding: 10px 16px; border-bottom: 1px solid var(--line); background: rgba(255,255,255,.95); backdrop-filter: blur(14px); }
  .playbook-mobile-tools .btn { flex: 1; min-height: 43px; padding: 9px 12px; font-size: .78rem; }
  .playbook-shell { grid-template-columns: 1fr; padding-top: 0; }
  .playbook-toc { display: none; }
  .playbook-toc-drawer { position: fixed; z-index: 510; inset: var(--header-h) 0 0; display: grid; align-content: start; gap: 0; padding: 20px; background: #fff; transform: translateX(100%); transition: transform .28s var(--ease); }
  .playbook-toc-drawer.is-open { transform: none; }
  .playbook-toc-drawer > button { justify-self: end; margin-bottom: 15px; padding: 8px 12px; border: 1px solid var(--line); border-radius: 999px; background: #fff; }
  .playbook-toc-drawer a { padding: 16px 5px; border-bottom: 1px solid var(--line); font-size: 1.15rem; font-weight: 750; }
  .timeline-grid,
  .benefit-grid { grid-template-columns: 1fr 1fr; }
  .model-grid { grid-template-columns: repeat(2,1fr); }
  .usecase-accordion details > div { grid-template-columns: 1fr; padding-left: 0; }

  .service-hero-grid { padding-block: 52px 64px; }
  .service-hero-art { min-height: 430px; }
  .problem-grid { grid-template-columns: 1fr; }
  .problem-grid article { min-height: 230px; }
  .problem-grid h3 { margin-top: 60px; }
  .outcome-grid { grid-template-columns: 1fr 1fr; }
  .scope-grid { grid-template-columns: 1fr 1fr; }
  .service-process { grid-template-columns: 1fr; gap: 35px; }
  .process-intro { position: static; }
  .faq-layout { grid-template-columns: 1fr; gap: 38px; }

  .category-hero-grid { padding-block: 52px 68px; }
  .category-hero-card { max-width: 620px; }
  .category-shell { grid-template-columns: 1fr; }
  .filter-panel { position: fixed; z-index: 520; inset: 0 0 0 auto; width: min(390px, 90vw); overflow-y: auto; border: 0; border-radius: 0; box-shadow: -20px 0 60px rgba(0,0,0,.22); transform: translateX(105%); transition: transform .28s var(--ease); }
  .filter-panel.is-open { transform: none; }
  .filter-close { display: block; margin: 0 0 20px auto; padding: 8px 10px; border: 1px solid var(--line); border-radius: 999px; background: #fff; }
  .filter-mobile-toggle { display: inline-flex; }
  .product-grid { grid-template-columns: 1fr 1fr; }
  .guidance-grid { grid-template-columns: 1fr; }

  .case-library-card--feature { grid-template-columns: 1fr; }
  .case-library-card--feature .case-art--wren { min-height: 390px; }
  .case-library-grid { grid-template-columns: 1fr 1fr; }
  .case-detail-metrics { grid-template-columns: 1fr; }
  .case-detail-shell {
    grid-template-columns: 1fr;
    padding-top: clamp(22px,7vw,34px);
  }
  .case-study-legacy .case-detail-shell {
    grid-template-columns: 1fr;
    justify-content: stretch;
  }
  .case-toc {
    position: static;
    z-index: auto;
    top: auto;
    margin: 0 0 36px;
    overflow-x: hidden;
    overscroll-behavior-x: none;
    touch-action: pan-y;
    padding: 0;
    border-bottom: 0;
    background: transparent;
    backdrop-filter: none;
  }
  .case-toc-inner { position: static; }
  .case-toc small { display: none; }
  .case-toc nav { display: flex; flex-wrap: wrap; width: auto; margin: 0; padding: 0; border: 0; gap: 7px; }
  .case-toc a { padding: 8px 11px; border: 1px solid var(--line); border-radius: 999px; background: #fff; }
  .case-toc a::before { display: none; }
  .case-toc a.is-active { background: var(--ink); border-color: var(--ink); color: #fff; }

  .document-result-grid { grid-template-columns: 1fr; }
  .viewer-shell { grid-template-columns: 1fr; }
  .viewer-meta { position: static; grid-template-columns: 180px 1fr 1fr; align-items: center; }
  .viewer-meta img { max-width: 180px; }
}

@media (max-width: 640px) {
  .section-pad { padding-block: 66px; }
  .section-title--small { font-size: 2.55rem; }

  .search-modal-panel { width: calc(100% - 24px); }
  .search-modal-form { grid-template-columns: auto minmax(0,1fr); min-height: 72px; padding: 9px 12px 9px 18px; border-radius: 22px; }
  .search-modal-form .btn { grid-column: 1 / -1; width: 100%; min-width: 0; }
  .search-modal-icon svg { width: 25px; height: 25px; }
  .search-suggestions { justify-content: flex-start; }

  .sku-card { min-height: 285px; padding: 24px; }
  .sku-card h3 { font-size: 2rem; }

  .results-hero-grid { padding-block: 40px 75px; }
  .results-intro h1 { font-size: clamp(2.7rem,11.3vw,4.8rem); }
  .results-context-card { grid-template-columns: 1fr; border-radius: 16px; }
  .results-context-card > div { min-height: 100px; padding: 20px; border-right: 0 !important; border-bottom: 1px solid #303630; }
  .results-context-card > div:last-child { border-bottom: 0; }
  .results-listing .section-head { display: block; }
  .results-panel { margin-inline: -12px; border-radius: 20px; }
  .solution-main { padding: 21px 19px; }
  .feature-columns { grid-template-columns: 1fr; gap: 0; }
  .solution-side { padding: 20px; }
  .solution-side .btn { width: 100%; }

  .playbook-cover-copy h1 { font-size: clamp(3.3rem,16vw,5.3rem); }
  .playbook-cover-art { min-height: 330px; padding: 28px 20px; border-radius: 24px; }
  .cover-chapters { grid-template-columns: 1fr 1fr; margin-top: 28px; }
  .playbook-mobile-tools { margin-inline: -12px; padding-inline: 12px; }
  .playbook-shell { padding-bottom: 80px; }
  .playbook-section { padding-block: 65px; }
  .playbook-section > header { grid-template-columns: 45px minmax(0,1fr); gap: 15px; }
  .chapter-no { width: 42px; height: 42px; }
  .playbook-section h2 { font-size: clamp(2.45rem,12vw,4rem); }
  .timeline-grid,
  .benefit-grid,
  .info-grid,
  .decision-grid,
  .check-grid,
  .risk-grid,
  .build-modes,
  .story-grid { grid-template-columns: 1fr; }
  .timeline-grid article,
  .benefit-grid article { border-right: 0; border-bottom: 1px solid var(--line); }
  .timeline-grid article:last-child,
  .benefit-grid article:last-child { border-bottom: 0; }
  .model-grid { grid-template-columns: 1fr 1fr; }
  .benefit-grid article { min-height: 245px; }
  .benefit-grid h3 { margin-top: 45px; }
  .callout { grid-template-columns: 1fr; }
  .decision-table { overflow-x: auto; }
  .decision-table > div { min-width: 680px; }
  .prompt-list li { grid-template-columns: 1fr; gap: 5px; }
  .partner-check > div { grid-template-columns: 1fr; gap: 8px; }
  .chapter-cta { grid-template-columns: 1fr; align-items: start; padding: 25px; }
  .chapter-cta .btn { width: 100%; }

  .service-hero-copy h1 { font-size: clamp(3rem,11.5vw,4.6rem); }
  .service-hero-art { min-height: 370px; border-radius: 24px; }
  .service-hero-card { left: 18px; right: 18px; bottom: 18px; padding: 20px; }
  .service-orbit { width: 330px; height: 170px; right: -120px; }
  .outcome-grid,
  .scope-grid,
  .deliverable-grid { grid-template-columns: 1fr; }
  .outcome-grid article { min-height: 260px; }
  .outcome-grid h3 { margin-top: 60px; }
  .scope-grid article { min-height: 225px; }
  .scope-grid h3 { margin-top: 52px; }
  .service-process .process-list li { grid-template-columns: 50px minmax(0,1fr); gap: 16px; }
  .service-process .process-list li > span { width: 42px; height: 42px; }
  .related-service-list a { grid-template-columns: 42px minmax(0,1fr) auto; gap: 13px; }
  .related-service-list p { font-size: .82rem; }

  .category-hero h1 { font-size: clamp(3.3rem,16vw,5.2rem); }
  .category-stats { display: grid; }
  .category-hero-card { padding: 25px; }
  .category-hero-card h2 { margin-top: 50px; }
  .category-toolbar { align-items: stretch; flex-direction: column; }
  .category-toolbar select { width: 100%; }
  .product-grid { grid-template-columns: 1fr; }
  .product-card { min-height: 430px; }

  .cases-hero h1,
  .case-detail-hero h1 { font-size: clamp(3.4rem,16vw,5.5rem); }
  .case-filter-bar { overflow-x: auto; flex-wrap: nowrap; padding-bottom: 5px; }
  .case-filter-bar button { flex: 0 0 auto; }
  .case-library-card--feature .case-art--wren { min-height: 310px; }
  .case-library-card--feature > div:last-child { padding: 27px 22px; }
  .case-library-grid { grid-template-columns: 1fr; }
  .case-library-grid .case-library-card { min-height: 420px; }
  .case-detail-visual { min-height: 300px; }
  .case-toc { margin-inline: 0; padding-inline: 0; }
  .case-detail-page .case-section > .eyebrow {
    margin-bottom: 14px;
    font-size: .72rem;
    line-height: 1.45;
    letter-spacing: .075em;
  }
  .case-section { padding-block: 66px; }
  .case-section h2 {
    font-size: clamp(2rem,8.2vw,3rem);
    line-height: 1.18;
    letter-spacing: -.02em;
  }
  .case-modules { grid-template-columns: 1fr; }
  .case-module { min-height: 210px; }
  .case-quote { padding: 26px 21px; }

  .search-page-form { grid-template-columns: auto minmax(0,1fr); border-radius: 18px; }
  .search-page-form .btn { grid-column: 1 / -1; width: 100%; }
  .search-tabs { overflow-x: auto; flex-wrap: nowrap; }
  .search-tabs button { flex: 0 0 auto; }
  .search-result-group { margin-inline: -12px; padding: 20px 14px; border-left: 0; border-right: 0; border-radius: 0; }
  .search-result-grid { grid-template-columns: 1fr; }
  .document-result-grid > a { grid-template-columns: 105px minmax(0,1fr); padding: 12px; }
  .doc-thumb { min-height: 155px; padding: 12px; }
  .document-result-grid h3 { margin-top: 15px; font-size: 1.12rem; }
  .document-result-grid p { font-size: .78rem; }

  .viewer-toolbar-inner { align-items: stretch; flex-direction: column; padding-block: 10px; }
  .viewer-actions { width: 100%; }

  .section-title,
  .section-title--small,
  .navigator-hero-inner h1,
  .step-panel-head h2,
  .results-intro h1,
  .result-hero h3,
  .service-hero-copy h1,
  .final-cta h2,
  .playbook-cover-copy h1,
  .playbook-section h2,
  .subchapter-title,
  .category-hero h1,
  .cases-hero h1,
  .case-library-card--feature h2,
  .case-detail-hero h1,
  .case-quote blockquote {
    line-height: 1.12;
    letter-spacing: -.025em;
  }
  .case-detail-page .case-detail-hero h1 {
    line-height: 1.16;
    letter-spacing: -.02em;
  }
  .case-detail-page .case-section h2 {
    line-height: 1.22;
    letter-spacing: -.018em;
  }
  .case-detail-page .case-quote blockquote {
    line-height: 1.24;
  }
  .viewer-actions .btn { flex: 1; min-height: 42px; padding: 9px 10px; font-size: .75rem; }
  .viewer-main { padding-top: 14px; }
  .viewer-meta { grid-template-columns: 90px minmax(0,1fr); gap: 14px; }
  .viewer-meta > div:last-child { grid-column: 1 / -1; }
  .viewer-meta img { max-width: 90px; }
  .pdf-frame,
  .pdf-frame iframe { min-height: 620px; height: calc(100vh - 210px); }
}

@media (prefers-reduced-motion: reduce) {
  [data-reveal] { opacity: 1 !important; transform: none !important; }
  .service-orbit { animation: none !important; }
}

@media print {
  .search-modal,
  .playbook-toc,
  .playbook-mobile-tools,
  .playbook-toc-drawer,
  .viewer-toolbar,
  .viewer-meta { display: none !important; }
  .playbook-shell,
  .viewer-shell { display: block; }
  .playbook-section { break-inside: avoid; }
}

/* ======================================================================
   FORFLOW POLISHED HOME + PLAYBOOK / 2026-06
   Shared by the polished homepage, playbook and generated subpages.
   ====================================================================== */

.ff-symbols {
  position: absolute;
  width: 0;
  height: 0;
  overflow: hidden;
}
.ff-icon {
  width: 1.2em;
  height: 1.2em;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.7;
  stroke-linecap: round;
  stroke-linejoin: round;
  flex: 0 0 auto;
}
.home-v4,
.playbook-v4 {
  --ff-ink: #050505;
  --ff-paper: #fff;
  --ff-cloud: #f2f4ef;
  --ff-cloud-2: #e5e9e1;
  --ff-line: #d8ddd5;
  --ff-muted: #5d655e;
  --ff-green: #63f578;
  --ff-green-hot: #00e31b;
  --ff-green-pale: #dfffe4;
  --ff-green-deep: #083d15;
  --ff-radius: 22px;
  --header-h: 74px;
  font-family: Arial, "Helvetica Neue", Inter, ui-sans-serif, system-ui, -apple-system,
    BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
  color: var(--ff-ink);
  line-height: 1.65;
}
.home-v4 h1,
.home-v4 h2,
.home-v4 h3,
.home-v4 h4,
.playbook-v4 h1,
.playbook-v4 h2,
.playbook-v4 h3,
.playbook-v4 h4 {
  text-wrap: balance;
}
.home-v4 p,
.playbook-v4 p {
  text-wrap: pretty;
}
.home-v4 a:focus-visible,
.home-v4 button:focus-visible,
.home-v4 summary:focus-visible,
.playbook-v4 a:focus-visible,
.playbook-v4 button:focus-visible,
.playbook-v4 summary:focus-visible {
  outline: 3px solid var(--ff-green);
  outline-offset: 3px;
}

/* Utility bar + accessible mega navigation */
.ff-utility-bar {
  height: 28px;
  border-bottom: 1px solid #202020;
  background: #050505;
  color: #fff;
  font-size: .68rem;
  font-weight: 700;
  letter-spacing: .055em;
}
.ff-utility-inner {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.ff-utility-inner > span {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.ff-utility-inner > span i {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--ff-green);
  box-shadow: 0 0 0 4px rgba(99,245,120,.16);
}
.ff-utility-inner nav {
  display: flex;
  gap: 22px;
  color: #c9cec9;
}
.ff-utility-inner a:hover { color: var(--ff-green); }
.ff-header.site-header {
  --header-h: 74px;
  height: var(--header-h);
  overflow: visible;
  border-color: rgba(0,0,0,.12);
  background: rgba(255,255,255,.94);
  backdrop-filter: blur(18px) saturate(1.15);
}
.ff-header .header-inner {
  position: relative;
  height: var(--header-h);
  grid-template-columns: auto 1fr auto auto;
  gap: 24px;
}
.ff-header .brand {
  min-width: 174px;
  align-self: stretch;
  display: flex;
  align-items: center;
}
.ff-header .brand img {
  width: 174px;
  max-height: 58px;
  object-fit: contain;
}
.ff-header .primary-nav {
  position: static;
  justify-self: center;
}
.ff-header .primary-nav > ul {
  gap: 2px;
}
.ff-header .primary-nav a,
.ff-header .mega-trigger {
  min-height: 40px;
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 8px 11px;
  border: 0;
  border-radius: 999px;
  background: transparent;
  color: #272b27;
  font-size: .86rem;
  font-weight: 720;
  cursor: pointer;
  transition: background .18s, color .18s;
}
.ff-header .mega-trigger .ff-icon {
  width: 14px;
  height: 14px;
  transition: transform .2s var(--ease);
}
.ff-header .primary-nav a:hover,
.ff-header .primary-nav a[aria-current="page"],
.ff-header .mega-trigger:hover,
.ff-header .mega-trigger.is-current,
.ff-header .mega-item.is-open > .mega-trigger,
.ff-header .mega-item:focus-within > .mega-trigger {
  color: #050505;
  background: var(--ff-cloud);
}
.ff-header .mega-item.is-open > .mega-trigger .ff-icon,
.ff-header .mega-item:hover > .mega-trigger .ff-icon,
.ff-header .mega-item:focus-within > .mega-trigger .ff-icon {
  transform: rotate(180deg);
}
.ff-header .header-actions { gap: 9px; }
.ff-header .icon-btn {
  display: grid;
  place-items: center;
  width: 43px;
  height: 43px;
  border: 1px solid var(--ff-line);
  border-radius: 50%;
  background: #fff;
  cursor: pointer;
  transition: transform .18s, background .18s, border-color .18s;
}
.ff-header .icon-btn:hover {
  transform: translateY(-2px);
  border-color: #050505;
  background: var(--ff-green);
}
.ff-header .icon-btn .ff-icon { width: 19px; height: 19px; }
.ff-header .header-cta {
  min-height: 44px;
  padding-inline: 18px;
  font-size: .86rem;
}
.mega-item { position: static; }
.mega-panel {
  position: absolute;
  z-index: 180;
  top: calc(100% + 1px);
  left: 50%;
  width: min(1110px, calc(100vw - 48px));
  min-height: 290px;
  padding: 22px;
  border: 1px solid rgba(0,0,0,.12);
  border-radius: 0 0 24px 24px;
  background: rgba(255,255,255,.985);
  box-shadow: 0 30px 70px rgba(0,0,0,.16);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transform: translate(-50%, -12px) scale(.992);
  transform-origin: top center;
  transition:
    opacity .24s cubic-bezier(.2,.7,.2,1),
    transform .3s cubic-bezier(.2,.7,.2,1),
    visibility 0s linear .24s;
  will-change: opacity, transform;
}
.mega-item:hover .mega-panel,
.mega-item:focus-within .mega-panel,
.mega-item.is-open .mega-panel {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translate(-50%, 0) scale(1);
}
.mega-panel--services,
.mega-panel--tools {
  display: grid;
  grid-template-columns: .72fr 1.28fr;
  gap: 22px;
}
.mega-panel-intro {
  display: flex;
  flex-direction: column;
  padding: 27px;
  border-radius: 17px;
  background: #050505;
  color: #fff;
}
.mega-panel-intro > span,
.mega-editorial-kicker {
  color: var(--ff-green);
  font-size: .64rem;
  font-weight: 850;
  letter-spacing: .12em;
}
.mega-panel-intro h2 {
  margin: 17px 0 12px;
  font-size: clamp(1.65rem,2.3vw,2.45rem);
  line-height: 1.03;
  letter-spacing: -.045em;
}
.mega-panel-intro p {
  margin: 0;
  color: #bdc4bd;
  font-size: .86rem;
  line-height: 1.65;
}
.mega-panel-intro > a {
  width: max-content;
  margin-top: auto;
  padding: 18px 0 0;
  border-radius: 0;
  background: transparent !important;
  color: #fff !important;
}
.mega-panel-intro > a .ff-icon { width: 17px; height: 17px; }
.mega-link-grid {
  display: grid;
  grid-template-columns: repeat(2,minmax(0,1fr));
  gap: 10px;
}
.mega-link {
  position: relative;
  display: grid !important;
  grid-template-columns: 48px minmax(0,1fr) auto;
  align-items: center;
  gap: 13px;
  min-height: 112px !important;
  padding: 17px !important;
  border: 1px solid var(--ff-line);
  border-radius: 15px !important;
  background: #fff !important;
  color: #050505 !important;
}
.mega-link:hover {
  border-color: #050505;
  box-shadow: 0 10px 24px rgba(0,0,0,.08);
}
.mega-icon,
.mega-feature > span,
.mega-insight-list > a > span {
  display: grid;
  place-items: center;
  width: 46px;
  height: 46px;
  border-radius: 13px;
  background: var(--ff-green-pale);
  color: var(--ff-green-deep);
}
.mega-icon .ff-icon,
.mega-feature > span .ff-icon,
.mega-insight-list > a > span .ff-icon { width: 24px; height: 24px; }
.mega-link span:nth-child(2) { display: grid; gap: 5px; }
.mega-link b { font-size: .94rem; }
.mega-link small { color: var(--ff-muted); font-size: .73rem; line-height: 1.45; }
.mega-link em {
  align-self: start;
  color: #a3aaa3;
  font-size: .66rem;
  font-style: normal;
  font-weight: 800;
}
.mega-feature-stack { display: grid; gap: 10px; }
.mega-feature {
  display: grid !important;
  grid-template-columns: 50px minmax(0,1fr) auto;
  align-items: center;
  gap: 14px;
  min-height: 76px !important;
  padding: 13px 17px !important;
  border: 1px solid var(--ff-line) !important;
  border-radius: 14px !important;
  background: #fff !important;
  text-align: left;
  color: #050505 !important;
}
button.mega-feature { width: 100%; cursor: pointer; }
.mega-feature:hover { border-color: #050505 !important; }
.mega-feature div { display: grid; gap: 3px; }
.mega-feature b { font-size: .95rem; }
.mega-feature small { color: var(--ff-muted); font-size: .75rem; }
.mega-feature em { color: var(--ff-green-deep); font-size: .72rem; font-style: normal; font-weight: 850; }
.mega-panel--insights {
  display: grid;
  grid-template-columns: .95fr 1.05fr;
  gap: 13px;
}
.mega-editorial {
  min-height: 245px !important;
  display: flex !important;
  flex-direction: column;
  align-items: flex-start !important;
  padding: 26px !important;
  border-radius: 18px !important;
  background:
    radial-gradient(circle at 85% 15%, rgba(99,245,120,.35), transparent 28%),
    #050505 !important;
  color: #fff !important;
}
.mega-editorial strong {
  margin-top: 17px;
  font-size: clamp(2rem,3vw,3.2rem);
  line-height: .94;
  letter-spacing: -.055em;
}
.mega-editorial p { max-width: 520px; margin: 15px 0 0; color: #bfc5bf; font-size: .84rem; }
.mega-editorial-link { margin-top: auto; display: inline-flex; align-items: center; gap: 8px; font-size: .8rem; font-weight: 800; }
.mega-insight-list { display: grid; gap: 10px; }
.mega-insight-list > a {
  display: grid !important;
  grid-template-columns: 48px minmax(0,1fr);
  align-items: center;
  gap: 14px;
  min-height: 75px;
  padding: 13px !important;
  border: 1px solid var(--ff-line);
  border-radius: 14px !important;
  background: #fff;
}
.mega-insight-list > a:hover { border-color: #050505; }
.mega-insight-list div { display: grid; gap: 3px; }
.mega-insight-list b { font-size: .92rem; }
.mega-insight-list small { color: var(--ff-muted); font-size: .74rem; }

/* Shared polished footer */
.ff-footer.site-footer {
  padding-top: 0;
  background: #050505;
}
.ff-footer-lead {
  display: grid;
  grid-template-columns: 1fr 1.2fr auto;
  align-items: end;
  gap: 34px;
  padding-block: 80px 72px;
  border-bottom: 1px solid #303330;
  color: #fff;
}
.ff-footer-lead > p {
  align-self: start;
  margin: 10px 0 0;
  color: var(--ff-green);
  font-size: .74rem;
  font-weight: 850;
  letter-spacing: .09em;
  text-transform: uppercase;
}
.ff-footer-lead h2 {
  margin: 0;
  font-size: clamp(2.8rem,5.6vw,6.5rem);
  line-height: .91;
  letter-spacing: -.065em;
}
.ff-footer .footer-main { border-top: 0; }
.ff-footer .footer-search { color: inherit; }

/* Shared search refinements */
.home-v4 .search-modal-panel,
.playbook-v4 .search-modal-panel { padding-top: 58px; }
.search-modal-kicker {
  margin: 0 0 12px;
  color: var(--ff-green-deep);
  font-size: .68rem;
  font-weight: 850;
  letter-spacing: .12em;
}
.home-v4 .search-modal-form,
.playbook-v4 .search-modal-form { border-color: #bfc6bf; }

/* ----------------------------- Home page ----------------------------- */
.home-kicker {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin: 0;
  color: #202520;
  font-size: .71rem;
  font-weight: 850;
  letter-spacing: .115em;
  line-height: 1.2;
}
.home-kicker > span {
  width: 29px;
  height: 4px;
  border-radius: 99px;
  background: var(--ff-green-hot);
}
.home-kicker--light { color: #fff; }
.home-hero {
  position: relative;
  overflow: clip;
  border-bottom: 1px solid var(--ff-line);
  background:
    radial-gradient(circle at 84% 8%, rgba(99,245,120,.27), transparent 27%),
    linear-gradient(180deg,#fff 0%,#f7f8f5 100%);
}
.home-hero-gridline {
  position: absolute;
  inset: 0;
  opacity: .55;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(0,0,0,.035) 1px,transparent 1px),
    linear-gradient(90deg,rgba(0,0,0,.035) 1px,transparent 1px);
  background-size: 64px 64px;
  mask-image: linear-gradient(to bottom,#000,transparent 86%);
}
.home-hero-grid {
  position: relative;
  z-index: 2;
  min-height: min(850px, calc(100vh - 28px - var(--header-h)));
  display: grid;
  grid-template-columns: minmax(0,.88fr) minmax(520px,1.12fr);
  align-items: center;
  gap: clamp(45px,5.6vw,95px);
  padding-block: 62px 76px;
}
.home-hero-copy { padding-top: 10px; }
.home-hero-copy h1 {
  margin: 24px 0 0;
  font-size: clamp(4.3rem,7.6vw,8.2rem);
  font-weight: 780;
  line-height: 1.05;
  letter-spacing: -.075em;
}
.home-hero-copy h1 em {
  color: transparent;
  font-style: normal;
  -webkit-text-stroke: 1.6px #050505;
}
.home-hero-lead {
  max-width: 630px;
  margin: 30px 0 0;
  color: #363c36;
  font-size: clamp(1.02rem,1.45vw,1.25rem);
  line-height: 1.75;
}
.home-hero-copy .hero-actions { margin-top: 31px; }
.home-hero-assurance {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 18px;
  margin: 30px 0 0;
  padding: 0;
  list-style: none;
  color: #525952;
  font-size: .76rem;
  font-weight: 730;
}
.home-hero-assurance li { display: inline-flex; align-items: center; gap: 7px; }
.home-hero-assurance .ff-icon { color: var(--ff-green-deep); }
.home-hero-visual {
  position: relative;
  min-height: 655px;
}
.home-hero-photo {
  position: absolute;
  inset: 20px 0 0 5%;
  overflow: hidden;
  border: 1px solid #cbd0cb;
  border-radius: 40% 40px 40px 40px;
  background: #eceeeb;
  box-shadow: 0 35px 65px rgba(0,0,0,.16);
}
.home-hero-photo::after {
  content: "";
  position: absolute;
  inset: auto 0 0;
  height: 10px;
  background: var(--ff-green-hot);
}
.home-hero-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 47% center;
  filter: contrast(1.04);
}
.home-vertical-type {
  position: absolute;
  z-index: 3;
  top: 42px;
  right: 20px;
  color: #050505;
  font-size: clamp(2.1rem,3.3vw,3.9rem);
  font-weight: 820;
  letter-spacing: -.06em;
  line-height: .78;
  writing-mode: vertical-rl;
}
.home-flow-line {
  position: absolute;
  z-index: 4;
  left: -14%;
  top: 25%;
  width: 122%;
  overflow: visible;
  pointer-events: none;
}
.home-flow-line path {
  fill: none;
  stroke: var(--ff-green-hot);
  stroke-width: 4;
  stroke-linecap: round;
  stroke-dasharray: 13 12;
  animation: ff-flow-dash 8s linear infinite;
}
@keyframes ff-flow-dash { to { stroke-dashoffset: -100; } }
.home-flow-node {
  position: absolute;
  z-index: 5;
  width: 13px;
  height: 13px;
  border: 3px solid #fff;
  border-radius: 50%;
  background: var(--ff-green-hot);
  box-shadow: 0 0 0 4px rgba(0,227,27,.18);
  animation: ff-node-pulse 2.8s ease-in-out infinite;
}
.node-a { left: 9%; top: 52%; }
.node-b { left: 48%; top: 42%; animation-delay: .6s; }
.node-c { right: 7%; top: 52%; animation-delay: 1.2s; }
@keyframes ff-node-pulse { 50% { transform: scale(1.28); box-shadow: 0 0 0 9px rgba(0,227,27,.08); } }
.home-float-card {
  position: absolute;
  z-index: 7;
  display: grid;
  grid-template-columns: 44px minmax(0,1fr);
  gap: 13px;
  width: min(250px,48%);
  padding: 16px;
  border: 1px solid rgba(0,0,0,.12);
  border-radius: 17px;
  background: rgba(255,255,255,.94);
  box-shadow: 0 16px 36px rgba(0,0,0,.13);
  backdrop-filter: blur(14px);
}
.home-float-card > span {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: var(--ff-green-pale);
  color: var(--ff-green-deep);
}
.home-float-card > span .ff-icon { width: 23px; height: 23px; }
.home-float-card div { display: grid; }
.home-float-card small { color: var(--ff-muted); font-size: .66rem; }
.home-float-card strong { font-size: .98rem; line-height: 1.35; }
.home-float-card p { margin: 3px 0 0; color: #697069; font-size: .69rem; line-height: 1.4; }
.home-float-card--top { top: 92px; right: -14px; }
.home-float-card--bottom { left: -14px; bottom: 43px; }
.home-hero-caption {
  position: absolute;
  z-index: 6;
  right: 19px;
  bottom: 25px;
  display: flex;
  align-items: flex-end;
  gap: 15px;
  padding: 10px 12px;
  border-radius: 12px;
  background: rgba(5,5,5,.88);
  color: #fff;
}
.home-hero-caption span { color: var(--ff-green); font-size: .58rem; font-weight: 850; letter-spacing: .1em; }
.home-hero-caption p { margin: 0; font-size: .72rem; font-weight: 750; line-height: 1.2; }
.home-proof-band {
  position: relative;
  z-index: 4;
  display: grid;
  grid-template-columns: repeat(4,1fr);
  margin-top: -1px;
  border: 1px solid var(--ff-line);
  border-bottom: 0;
  border-radius: 20px 20px 0 0;
  background: #fff;
}
.home-proof-band a {
  display: grid;
  grid-template-columns: auto minmax(0,1fr) auto;
  align-items: center;
  gap: 13px;
  min-height: 86px;
  padding: 18px 20px;
  border-right: 1px solid var(--ff-line);
  transition: background .2s;
}
.home-proof-band a:last-child { border-right: 0; }
.home-proof-band a:hover { background: var(--ff-green-pale); }
.home-proof-band strong { font-size: 1.22rem; letter-spacing: -.04em; }
.home-proof-band span { color: var(--ff-muted); font-size: .73rem; line-height: 1.4; }
.home-proof-band .ff-icon { width: 17px; height: 17px; }

.home-manifesto,
.home-challenges,
.home-method,
.home-cases,
.home-resources,
.home-faq { padding-block: 120px; }
.home-manifesto { background: #fff; }
.home-manifesto-grid {
  display: grid;
  grid-template-columns: 1.05fr .65fr;
  gap: 50px 80px;
}
.home-manifesto h2 {
  margin: 25px 0 0;
  font-size: clamp(3.5rem,6.1vw,7rem);
  line-height: 1.1;
  letter-spacing: -.068em;
}
.home-manifesto h2 em { color: var(--ff-green-hot); font-style: normal; }
.home-manifesto-copy { align-self: end; padding-bottom: 8px; }
.home-manifesto-copy p {
  margin: 0 0 20px;
  color: #464d46;
  font-size: 1.02rem;
  line-height: 1.82;
}
.home-system-map {
  grid-column: 1 / -1;
  position: relative;
  min-height: 410px;
  display: grid;
  place-items: center;
  overflow: hidden;
  border: 1px solid #222;
  border-radius: 30px;
  background:
    radial-gradient(circle at 50% 50%, rgba(99,245,120,.16), transparent 32%),
    #050505;
  color: #fff;
}
.system-ring {
  position: absolute;
  display: grid;
  place-items: center;
  border: 1px solid rgba(99,245,120,.55);
  border-radius: 50%;
}
.system-ring > span {
  position: absolute;
  top: 11px;
  padding: 4px 8px;
  border-radius: 99px;
  background: #050505;
  color: var(--ff-green);
  font-size: .59rem;
  font-weight: 850;
  letter-spacing: .1em;
}
.system-ring--outer { width: 690px; height: 690px; }
.system-ring--middle { width: 500px; height: 500px; }
.system-ring--inner { width: 310px; height: 310px; }
.system-map-card {
  position: relative;
  z-index: 2;
  width: min(540px,80%);
  padding: 28px;
  border: 1px solid rgba(255,255,255,.22);
  border-radius: 20px;
  background: rgba(5,5,5,.85);
  text-align: center;
  backdrop-filter: blur(12px);
}
.system-map-card small { color: var(--ff-green); font-size: .69rem; font-weight: 850; letter-spacing: .1em; }
.system-map-card strong { display: block; margin-top: 14px; font-size: clamp(1.35rem,2.6vw,2.5rem); letter-spacing: -.04em; }
.system-map-card p { margin: 12px 0 0; color: #bac1ba; font-size: .88rem; }

.home-challenges { background: var(--ff-cloud); }
.home-section-head,
.home-services-head {
  display: grid;
  grid-template-columns: 1.15fr .65fr;
  align-items: end;
  gap: 60px;
  margin-bottom: 52px;
}
.home-section-head h2,
.home-services-head h2,
.home-faq h2 {
  margin: 21px 0 0;
  font-size: clamp(3.2rem,5.7vw,6.5rem);
  line-height: 1.1;
  letter-spacing: -.065em;
}
.home-section-head > p,
.home-services-head > p {
  margin: 0 0 9px;
  color: var(--ff-muted);
  font-size: 1rem;
  line-height: 1.78;
}
.home-challenge-grid {
  display: grid;
  grid-template-columns: repeat(3,minmax(0,1fr));
  gap: 14px;
}
.home-challenge-card {
  position: relative;
  min-height: 390px;
  display: flex;
  flex-direction: column;
  padding: 26px;
  overflow: hidden;
  border: 1px solid var(--ff-line);
  border-radius: 20px;
  background: #fff;
  transition: transform .24s var(--ease), border-color .2s, box-shadow .2s;
}
.home-challenge-card::after {
  content: "";
  position: absolute;
  width: 150px;
  height: 150px;
  right: -50px;
  bottom: -60px;
  border: 1px solid rgba(0,0,0,.09);
  border-radius: 50%;
  box-shadow: 0 0 0 30px rgba(0,0,0,.025),0 0 0 60px rgba(0,0,0,.018);
  transition: transform .35s;
}
.home-challenge-card:hover {
  z-index: 2;
  transform: translateY(-7px);
  border-color: #050505;
  box-shadow: 0 22px 45px rgba(0,0,0,.1);
}
.home-challenge-card:hover::after { transform: scale(1.35); }
.challenge-number {
  align-self: flex-end;
  color: #9aa19a;
  font-size: .7rem;
  font-weight: 850;
}
.challenge-icon-v4,
.resource-icon-v4,
.method-icon {
  display: grid;
  place-items: center;
  width: 58px;
  height: 58px;
  margin-top: 13px;
  border-radius: 17px;
  background: var(--ff-green-pale);
  color: var(--ff-green-deep);
}
.challenge-icon-v4 .ff-icon,
.resource-icon-v4 .ff-icon,
.method-icon .ff-icon { width: 29px; height: 29px; }
.home-challenge-card h3 {
  margin: 23px 0 10px;
  font-size: 1.45rem;
  letter-spacing: -.035em;
}
.home-challenge-card > p { margin: 0; color: #565d56; font-size: .88rem; line-height: 1.65; }
.home-challenge-card ul { margin: 20px 0 0; padding: 17px 0 0; border-top: 1px solid var(--ff-line); list-style: none; }
.home-challenge-card li { position: relative; padding-left: 16px; color: #333833; font-size: .78rem; line-height: 1.75; }
.home-challenge-card li::before { content: ""; position: absolute; left: 0; top: .72em; width: 5px; height: 5px; border-radius: 50%; background: var(--ff-green-hot); }
.challenge-link {
  position: relative;
  z-index: 2;
  display: inline-flex;
  align-items: center;
  justify-content: space-between;
  gap: 9px;
  margin-top: auto;
  padding-top: 24px;
  font-size: .78rem;
  font-weight: 850;
}
.challenge-link .ff-icon { width: 17px; height: 17px; }

.home-services {
  padding-block: 120px;
  background: #050505;
  color: #fff;
}
.home-services-head > p { color: #b6bdb6; }
.home-service-list { border-top: 1px solid #333733; }
.home-service-row {
  display: grid;
  grid-template-columns: 54px 68px minmax(270px,1fr) minmax(300px,.9fr) 56px;
  align-items: center;
  gap: 20px;
  min-height: 190px;
  padding: 26px 18px;
  border-bottom: 1px solid #333733;
  transition: background .22s, color .22s, padding .22s;
}
.home-service-row:hover {
  padding-inline: 28px;
  background: var(--ff-green);
  color: #050505;
}
.service-no { align-self: start; color: #889088; font-size: .7rem; font-weight: 850; }
.home-service-row:hover .service-no { color: #17451f; }
.service-icon-v4 {
  display: grid;
  place-items: center;
  width: 62px;
  height: 62px;
  border: 1px solid #383c38;
  border-radius: 18px;
  color: var(--ff-green);
}
.home-service-row:hover .service-icon-v4 { border-color: #050505; color: #050505; }
.service-icon-v4 .ff-icon { width: 31px; height: 31px; }
.service-main small { color: var(--ff-green); font-size: .67rem; font-weight: 850; letter-spacing: .08em; }
.home-service-row:hover .service-main small { color: #13421b; }
.service-main h3 { margin: 8px 0; font-size: clamp(2rem,3.8vw,4.4rem); line-height: .95; letter-spacing: -.055em; }
.service-main p { max-width: 590px; margin: 0; color: #b6bdb6; font-size: .88rem; }
.home-service-row:hover .service-main p { color: #173d1c; }
.home-service-row ul { margin: 0; padding: 0; list-style: none; }
.home-service-row li { padding: 5px 0; color: #c3c8c3; font-size: .78rem; }
.home-service-row li::before { content: "—"; margin-right: 8px; color: var(--ff-green); }
.home-service-row:hover li { color: #173d1c; }
.home-service-row:hover li::before { color: #050505; }
.service-arrow {
  display: grid;
  place-items: center;
  width: 52px;
  height: 52px;
  border: 1px solid #434843;
  border-radius: 50%;
}
.service-arrow .ff-icon { width: 22px; height: 22px; }
.home-service-row:hover .service-arrow { border-color: #050505; }

.home-navigator {
  padding-block: 118px;
  overflow: hidden;
  background: linear-gradient(180deg,#f7f8f5,#eaf0e8);
}
.home-navigator-grid {
  display: grid;
  grid-template-columns: .72fr 1.28fr;
  gap: clamp(50px,7vw,100px);
  align-items: center;
}
.home-navigator-copy h2 {
  margin: 22px 0 24px;
  font-size: clamp(3.5rem,5.7vw,6.5rem);
  line-height: 1.1;
  letter-spacing: -.065em;
}
.home-navigator-copy > p { color: #4e554e; line-height: 1.8; }
.home-navigator-copy ol { margin: 28px 0; padding: 0; list-style: none; }
.home-navigator-copy li { display: grid; grid-template-columns: 38px 1fr; gap: 10px; padding: 10px 0; border-top: 1px solid var(--ff-line); font-size: .83rem; font-weight: 700; }
.home-navigator-copy li:last-child { border-bottom: 1px solid var(--ff-line); }
.home-navigator-copy li span { color: var(--ff-green-deep); font-size: .67rem; font-weight: 850; }
.home-navigator-visual {
  position: relative;
  min-height: 620px;
  border-radius: 28px;
  overflow: hidden;
  background: #020605;
  box-shadow: 0 28px 65px rgba(0,0,0,.18);
}
.home-navigator-visual > img { width: 100%; height: 100%; min-height: 620px; object-fit: cover; opacity: .74; }
.navigator-ui-v4 {
  position: absolute;
  left: 8%;
  right: 8%;
  top: 50%;
  transform: translateY(-50%);
  padding: 25px;
  border: 1px solid rgba(255,255,255,.24);
  border-radius: 20px;
  background: rgba(4,8,7,.82);
  color: #fff;
  backdrop-filter: blur(16px);
}
.navigator-ui-head { display: flex; align-items: center; gap: 6px; padding-bottom: 17px; border-bottom: 1px solid rgba(255,255,255,.18); }
.navigator-ui-head > span { width: 8px; height: 8px; border-radius: 50%; background: #738078; }
.navigator-ui-head > span:first-child { background: var(--ff-green); }
.navigator-ui-head small { margin-left: auto; color: #aeb8b0; font-size: .61rem; font-weight: 850; letter-spacing: .1em; }
.navigator-ui-v4 > p { margin: 24px 0 7px; color: var(--ff-green); font-size: .65rem; font-weight: 850; letter-spacing: .09em; }
.navigator-ui-v4 h3 { margin: 0; font-size: clamp(1.7rem,3vw,3.1rem); line-height: 1.04; letter-spacing: -.04em; }
.navigator-ui-options { display: grid; grid-template-columns: repeat(2,1fr); gap: 8px; margin-top: 26px; }
.navigator-ui-options span { padding: 13px; border: 1px solid rgba(255,255,255,.2); border-radius: 11px; color: #d3d9d4; font-size: .78rem; }
.navigator-ui-options .is-selected { border-color: var(--ff-green); background: rgba(99,245,120,.13); color: #fff; }
.navigator-ui-foot { display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: 13px; margin-top: 25px; }
.navigator-ui-foot small { color: #aeb8b0; font-size: .65rem; }
.navigator-ui-foot i { height: 5px; overflow: hidden; border-radius: 99px; background: #394039; }
.navigator-ui-foot i b { display: block; width: 25%; height: 100%; background: var(--ff-green); }
.navigator-ui-foot strong { color: var(--ff-green); font-size: .74rem; }

.home-method { background: #fff; }
.home-method-track {
  position: relative;
  display: grid;
  grid-template-columns: repeat(4,1fr);
  border-top: 1px solid var(--ff-line);
  border-bottom: 1px solid var(--ff-line);
}
.home-method-track::before {
  content: "";
  position: absolute;
  left: 4%; right: 4%; top: 82px;
  height: 2px;
  background: linear-gradient(90deg,var(--ff-green-hot),#b9e9bf,var(--ff-green-hot));
}
.home-method-track article {
  position: relative;
  z-index: 2;
  min-height: 405px;
  padding: 37px 24px;
  border-right: 1px solid var(--ff-line);
}
.home-method-track article:last-child { border-right: 0; }
.home-method-track .method-icon { margin: 0 0 48px; border: 8px solid #fff; box-sizing: content-box; }
.home-method-track small { color: #788078; font-size: .65rem; font-weight: 850; letter-spacing: .1em; }
.home-method-track h3 { margin: 13px 0; font-size: 1.45rem; letter-spacing: -.035em; }
.home-method-track p { margin: 0; color: #565d56; font-size: .84rem; line-height: 1.7; }
.home-method-track b { display: block; margin-top: 27px; padding-top: 16px; border-top: 1px solid var(--ff-line); font-size: .72rem; }

.home-cases { background: #050505; color: #fff; }
.home-cases .home-section-head > p { color: #b8beb8; }
.home-cases .text-link { align-self: end; margin-bottom: 8px; color: var(--ff-green); }
.home-case-grid { display: grid; grid-template-columns: 1.35fr .825fr .825fr; gap: 14px; }
.home-case-card {
  min-height: 575px;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  border: 1px solid #343834;
  border-radius: 22px;
  background: #101210;
  transition: transform .24s, border-color .2s;
}
.home-case-card:hover { transform: translateY(-6px); border-color: var(--ff-green); }
.case-art-v4 {
  position: relative;
  min-height: 255px;
  display: grid;
  place-items: center;
  overflow: hidden;
  background: #1a1d1a;
}
.home-case-card--feature .case-art-v4 { min-height: 295px; }
.case-art-v4 > span {
  position: relative;
  z-index: 2;
  display: grid;
  place-items: center;
  width: 84px;
  height: 84px;
  border: 1px solid rgba(255,255,255,.3);
  border-radius: 24px;
  background: rgba(5,5,5,.55);
  color: var(--ff-green);
  backdrop-filter: blur(8px);
}
.case-art-v4 > span .ff-icon { width: 41px; height: 41px; }
.case-art-v4--content { background: radial-gradient(circle at 35% 30%,rgba(99,245,120,.55),transparent 25%),linear-gradient(135deg,#112715,#050505 65%); }
.case-art-v4--content i { position: absolute; width: 55%; height: 1px; background: rgba(99,245,120,.58); transform: rotate(-18deg); }
.case-art-v4--content i:nth-of-type(2) { transform: rotate(17deg); }
.case-art-v4--content i:nth-of-type(3) { width: 80%; transform: rotate(42deg); }
.case-art-v4--service { background: radial-gradient(circle at 65% 30%,rgba(99,245,120,.34),transparent 34%),#0d120e; }
.chat-dot { position: absolute; border: 1px solid rgba(99,245,120,.62); border-radius: 16px; }
.chat-dot.d1 { width: 150px; height: 55px; left: 8%; top: 19%; }
.chat-dot.d2 { width: 125px; height: 50px; right: 7%; bottom: 17%; }
.chat-dot.d3 { width: 84px; height: 38px; right: 17%; top: 13%; }
.case-art-v4--data { background: linear-gradient(155deg,#071208,#1b2e1d); }
.case-art-v4--data b { position: absolute; bottom: 0; width: 13%; border-radius: 8px 8px 0 0; background: rgba(99,245,120,.22); }
.case-art-v4--data b:nth-of-type(1) { left: 12%; height: 35%; }
.case-art-v4--data b:nth-of-type(2) { left: 28%; height: 57%; }
.case-art-v4--data b:nth-of-type(3) { right: 12%; height: 77%; }
.case-copy-v4 { flex: 1; display: flex; flex-direction: column; padding: 25px; }
.case-copy-v4 small { color: var(--ff-green); font-size: .66rem; font-weight: 850; letter-spacing: .08em; }
.case-copy-v4 h3 { margin: 14px 0 18px; font-size: clamp(1.42rem,2.2vw,2.5rem); line-height: 1.05; letter-spacing: -.045em; }
.case-copy-v4 > div { display: grid; gap: 2px; margin-top: auto; padding-top: 18px; border-top: 1px solid #343834; }
.case-copy-v4 > div strong { color: var(--ff-green); font-size: 1.65rem; letter-spacing: -.04em; }
.case-copy-v4 > div span { color: #aeb5ae; font-size: .68rem; }
.case-copy-v4 > p { color: #afb6af; font-size: .78rem; }
.case-link-v4 { display: inline-flex; align-items: center; justify-content: space-between; margin-top: 21px; color: #fff; font-size: .76rem; font-weight: 850; }
.case-link-v4 .ff-icon { width: 17px; height: 17px; }
.home-source-note { margin: 20px 0 0; color: #7f877f; font-size: .66rem; }

.home-resources { background: var(--ff-cloud); }
.home-resource-grid { display: grid; grid-template-columns: .82fr 1.36fr .82fr; gap: 14px; }
.home-resource-card {
  min-height: 430px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  padding: 27px;
  border: 1px solid var(--ff-line);
  border-radius: 22px;
  background: #fff;
  text-align: left;
  cursor: pointer;
  transition: transform .24s,border-color .2s,box-shadow .2s;
}
button.home-resource-card { width: 100%; color: inherit; }
.home-resource-card:hover { transform: translateY(-6px); border-color: #050505; box-shadow: 0 20px 42px rgba(0,0,0,.09); }
.home-resource-card > small { margin-top: 27px; color: #697169; font-size: .65rem; font-weight: 850; letter-spacing: .1em; }
.home-resource-card h3 { margin: 14px 0; font-size: clamp(1.9rem,3vw,3.5rem); line-height: .98; letter-spacing: -.055em; }
.home-resource-card > p { margin: 0; color: #596059; font-size: .86rem; line-height: 1.7; }
.home-resource-card > span:last-child { width: 100%; display: flex; justify-content: space-between; align-items: center; margin-top: auto; padding-top: 25px; border-top: 1px solid var(--ff-line); font-size: .76rem; font-weight: 850; }
.home-resource-card > span:last-child .ff-icon { width: 17px; height: 17px; }
.home-resource-card--navigator { background: var(--ff-green); }
.home-resource-card--navigator .resource-icon-v4 { background: #050505; color: var(--ff-green); }
.home-resource-card--navigator > small,
.home-resource-card--navigator > p { color: #17431d; }
.resource-logo-wrap { width: 100%; min-height: 174px; display: grid; place-items: center; overflow: hidden; border: 1px solid var(--ff-line); border-radius: 15px; background: #fff; }
.resource-logo-wrap img { width: 92%; }
.home-resource-card--playbook { background: #050505; color: #fff; }
.home-resource-card--playbook > small { color: var(--ff-green); }
.home-resource-card--playbook > p { color: #b5bcb5; }
.home-resource-card--playbook > span:last-child { border-color: #353935; }

.home-faq { background: #fff; }
.home-faq-grid { display: grid; grid-template-columns: .68fr 1.32fr; gap: 80px; align-items: start; }
.home-faq h2 { margin-bottom: 24px; }
.home-faq-grid > div:first-child > p:last-child { color: var(--ff-muted); }
.home-faq .faq-item { border-color: var(--ff-line); }
.home-faq .faq-question { padding-block: 23px; font-size: 1.02rem; }
.home-faq .faq-answer p { max-width: 760px; color: #596059; line-height: 1.8; }

/* --------------------------- Playbook page --------------------------- */
.playbook-v4 { background: #f6f7f4; }
.pb-toolbar {
  position: sticky;
  z-index: 88;
  top: var(--header-h);
  height: 58px;
  border-bottom: 1px solid var(--ff-line);
  background: rgba(255,255,255,.94);
  backdrop-filter: blur(16px);
}
.pb-toolbar-inner {
  height: 100%;
  display: grid;
  grid-template-columns: auto minmax(160px,1fr) auto;
  align-items: center;
  gap: 28px;
}
.pb-back { font-size: .75rem; font-weight: 800; }
.pb-progress { position: relative; height: 4px; overflow: hidden; border-radius: 99px; background: #e6e9e4; }
.pb-progress i { display: block; width: 0; height: 100%; background: var(--ff-green-hot); transition: width .1s linear; }
.pb-toolbar-actions { display: flex; gap: 7px; }
.pb-toolbar-actions button,
.pb-toolbar-actions a {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  min-height: 44px;
  padding: 7px 12px;
  border: 1px solid var(--ff-line);
  border-radius: 999px;
  background: #fff;
  font-size: .7rem;
  font-weight: 800;
  cursor: pointer;
}
.pb-toolbar-actions button:hover,
.pb-toolbar-actions a:hover { border-color: #050505; background: var(--ff-green-pale); }
.pb-toolbar-actions .ff-icon { width: 16px; height: 16px; }
.pb-landing {
  position: relative;
  overflow: hidden;
  min-height: 820px;
  background:
    radial-gradient(circle at 68% 10%,rgba(99,245,120,.22),transparent 24%),
    radial-gradient(circle at 22% 78%,rgba(99,245,120,.12),transparent 28%),
    #050505;
  color: #fff;
}
.pb-landing::before {
  content: "";
  position: absolute;
  inset: 0;
  opacity: .28;
  background-image:
    linear-gradient(rgba(255,255,255,.045) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,.045) 1px,transparent 1px);
  background-size: 54px 54px;
  mask-image: linear-gradient(to bottom,#000,transparent 95%);
}
.pb-landing-glow {
  position: absolute;
  width: 680px;
  height: 680px;
  right: -250px;
  top: -240px;
  border: 1px solid rgba(99,245,120,.22);
  border-radius: 50%;
  box-shadow: 0 0 0 90px rgba(99,245,120,.025),0 0 0 180px rgba(99,245,120,.018);
}
.pb-landing-inner {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: .74fr 1.26fr;
  gap: 46px 64px;
  padding-block: 78px 70px;
}
.pb-kicker {
  margin: 0;
  color: var(--ff-green);
  font-size: .7rem;
  font-weight: 850;
  letter-spacing: .125em;
}
.pb-landing-title h1 {
  margin: 21px 0 23px;
  font-size: clamp(4.2rem,6.7vw,7.7rem);
  line-height: .86;
  letter-spacing: -.073em;
}
.pb-landing-title > p:not(.pb-kicker) {
  max-width: 650px;
  margin: 0;
  color: #c2c9c2;
  font-size: 1.01rem;
  line-height: 1.75;
}
.pb-audience { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 25px; }
.pb-audience span { padding: 7px 11px; border: 1px solid #3b403b; border-radius: 999px; color: #c8cec8; font-size: .66rem; font-weight: 750; }
.pb-brand-cover {
  align-self: stretch;
  display: grid;
  grid-template-rows: 1fr auto;
  overflow: hidden;
  border: 1px solid rgba(255,255,255,.22);
  border-radius: 24px;
  background: #fff;
  color: #050505;
  box-shadow: 0 30px 65px rgba(0,0,0,.26);
}
.pb-brand-cover img { width: 100%; height: 100%; min-height: 250px; object-fit: contain; padding: 10px; }
.pb-brand-cover > div { padding: 19px 22px; border-top: 1px solid var(--ff-line); background: #f6f7f4; }
.pb-brand-cover small { color: #687068; font-size: .62rem; font-weight: 850; letter-spacing: .09em; }
.pb-brand-cover strong { display: block; margin-top: 8px; font-size: 1.55rem; line-height: 1.05; letter-spacing: -.04em; }
.pb-map {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: repeat(2,minmax(0,1fr));
  gap: 10px;
}
.pb-map-card {
  display: grid;
  grid-template-columns: 52px minmax(0,1fr) auto;
  align-items: center;
  gap: 15px;
  min-height: 110px;
  padding: 18px;
  border: 1px solid rgba(255,255,255,.22);
  border-radius: 17px;
  background: rgba(255,255,255,.07);
  backdrop-filter: blur(12px);
  transition: background .2s,border-color .2s,transform .2s;
}
.pb-map-card:hover { transform: translateY(-3px); border-color: var(--ff-green); background: rgba(99,245,120,.1); }
.pb-map-card > span:first-child {
  display: grid;
  place-items: center;
  width: 50px;
  height: 50px;
  border-radius: 14px;
  background: var(--ff-green);
  color: #050505;
}
.pb-map-card > span:first-child .ff-icon { width: 26px; height: 26px; }
.pb-map-card > div { display: grid; gap: 3px; }
.pb-map-card b { font-size: 1rem; }
.pb-map-card small { color: #b9c1b9; font-size: .72rem; }
.pb-map-card > .ff-icon { width: 19px; height: 19px; }
.pb-map-card--wide {
  grid-column: 1 / -1;
  grid-template-columns: 52px minmax(0,1fr) auto;
  padding-bottom: 0;
  overflow: hidden;
}
.pb-map-split {
  grid-column: 1 / -1;
  display: grid !important;
  grid-template-columns: 1fr 1fr;
  margin: 6px -18px 0;
  border-top: 1px solid rgba(255,255,255,.18);
}
.pb-map-split em { display: inline-flex; align-items: center; justify-content: center; gap: 8px; padding: 15px; color: #d9ded9; font-size: .72rem; font-style: normal; font-weight: 800; }
.pb-map-split em:first-child { border-right: 1px solid rgba(255,255,255,.18); }
.pb-map-split .ff-icon { width: 17px; height: 17px; color: var(--ff-green); }
.pb-map-card--reference { grid-column: 1 / -1; min-height: 83px; }
.pb-landing-note { grid-column: 1 / -1; max-width: 1000px; margin: 0 auto; color: #929b92; text-align: center; font-size: .72rem; }
.pb-shell {
  display: grid;
  grid-template-columns: 245px minmax(0,1fr);
  gap: clamp(42px,5vw,76px);
  padding-block: 72px 120px;
}
.pb-toc-inner {
  position: sticky;
  top: calc(var(--header-h) + 82px);
}
.pb-toc-inner > p { margin: 0 0 14px; color: #7e867e; font-size: .63rem; font-weight: 850; letter-spacing: .11em; }
.pb-toc nav { display: grid; border-left: 1px solid var(--ff-line); }
.pb-toc nav a {
  position: relative;
  display: grid;
  grid-template-columns: 30px 1fr;
  gap: 8px;
  padding: 11px 0 11px 15px;
  color: #737a73;
  font-size: .77rem;
  font-weight: 750;
}
.pb-toc nav a::before { content: ""; position: absolute; left: -2px; top: 50%; width: 3px; height: 0; border-radius: 99px; background: var(--ff-green-hot); transform: translateY(-50%); transition: height .2s; }
.pb-toc nav a.is-active { color: #050505; }
.pb-toc nav a.is-active::before { height: 31px; }
.pb-toc nav a span { color: #9aa19a; font-size: .64rem; }
.pb-toc-card { margin-top: 24px; padding: 18px; border: 1px solid var(--ff-line); border-radius: 15px; background: #fff; }
.pb-toc-card > span { display: grid; place-items: center; width: 38px; height: 38px; border-radius: 11px; background: var(--ff-green-pale); color: var(--ff-green-deep); }
.pb-toc-card > span .ff-icon { width: 21px; height: 21px; }
.pb-toc-card b { display: block; margin-top: 13px; font-size: .82rem; }
.pb-toc-card p { margin: 5px 0 12px; color: var(--ff-muted); font-size: .7rem; line-height: 1.5; }
.pb-toc-card a { font-size: .7rem; font-weight: 850; }
.pb-download-link { display: inline-flex; align-items: center; gap: 8px; margin-top: 17px; color: #4f564f; font-size: .69rem; font-weight: 800; }
.pb-download-link .ff-icon { width: 16px; height: 16px; }
.pb-article { min-width: 0; }
.pb-chapter {
  margin: 0 0 18px;
  scroll-margin-top: 150px;
  border: 1px solid var(--ff-line);
  border-radius: 22px;
  background: #fff;
  box-shadow: 0 8px 24px rgba(0,0,0,.04);
}
.pb-chapter > summary {
  display: grid;
  grid-template-columns: 58px 37px minmax(0,1fr) 42px;
  gap: 17px;
  align-items: start;
  padding: 27px;
  cursor: pointer;
  list-style: none;
}
.pb-chapter > summary::-webkit-details-marker { display: none; }
.pb-chapter-icon {
  display: grid;
  place-items: center;
  width: 56px;
  height: 56px;
  border-radius: 17px;
  background: var(--ff-green-pale);
  color: var(--ff-green-deep);
}
.pb-chapter-icon .ff-icon { width: 29px; height: 29px; }
.pb-chapter-number { padding-top: 7px; color: #8b928b; font-size: .69rem; font-weight: 850; }
.pb-chapter > summary small { color: var(--ff-green-deep); font-size: .62rem; font-weight: 850; letter-spacing: .11em; }
.pb-chapter > summary h2 { margin: 8px 0 7px; font-size: clamp(2rem,3.8vw,4rem); line-height: .96; letter-spacing: -.058em; }
.pb-chapter > summary p { max-width: 760px; margin: 0; color: var(--ff-muted); font-size: .81rem; }
.pb-toggle {
  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  border: 1px solid var(--ff-line);
  border-radius: 50%;
  transition: transform .2s,background .2s;
}
.pb-toggle .ff-icon { width: 18px; height: 18px; }
.pb-chapter[open] .pb-toggle { transform: rotate(180deg); background: var(--ff-green); border-color: var(--ff-green); }
.pb-chapter-body { padding: 0 29px 34px 139px; }
.pb-lead { max-width: 840px; margin: 0 0 42px; color: #333a33; font-size: 1.04rem; line-height: 1.9; }
.pb-subsection { padding: 46px 0; border-top: 1px solid var(--ff-line); }
.pb-subhead { display: grid; grid-template-columns: 50px minmax(0,1fr); gap: 16px; margin-bottom: 28px; }
.pb-subhead > span { color: var(--ff-green-deep); font-size: .67rem; font-weight: 850; }
.pb-subhead h3 { margin: 0; font-size: clamp(1.65rem,2.9vw,2.75rem); line-height: 1.03; letter-spacing: -.048em; }
.pb-subhead p { margin: 8px 0 0; color: var(--ff-muted); font-size: .82rem; }
.pb-evolution-grid { display: grid; grid-template-columns: 310px minmax(0,1fr); gap: 35px; align-items: center; }
.pb-nested-ai { min-height: 310px; display: grid; place-items: center; }
.ring-ai,.ring-ml,.ring-dl,.ring-gen { display: grid; place-items: center; border-radius: 50%; text-align: center; font-size: .67rem; font-weight: 850; }
.ring-ai { width: 290px; height: 290px; padding-top: 23px; background: #0b3e16; color: #fff; align-content: start; }
.ring-ml { width: 235px; height: 235px; margin-top: 13px; padding-top: 22px; background: #2a8f3a; align-content: start; }
.ring-dl { width: 178px; height: 178px; margin-top: 13px; padding-top: 22px; background: #82e68e; color: #0b2f12; align-content: start; }
.ring-gen { width: 117px; height: 117px; margin-top: 12px; padding: 0 15px; background: #fff; color: #050505; align-content: center; }
.pb-timeline { display: grid; gap: 9px; }
.pb-timeline article { display: grid; grid-template-columns: 82px 1fr; border: 1px solid var(--ff-line); border-radius: 12px; overflow: hidden; }
.pb-timeline b { display: grid; place-items: center; padding: 15px 10px; background: #050505; color: var(--ff-green); font-size: .78rem; }
.pb-timeline p { margin: 0; padding: 14px 16px; color: #4e554e; font-size: .76rem; line-height: 1.6; }
.pb-explainer-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.pb-explainer { overflow: hidden; border: 1px solid var(--ff-line); border-radius: 17px; background: #f7f8f5; }
.pb-explainer > div:last-child { padding: 22px; }
.pb-explainer h4 { margin: 0 0 10px; font-size: 1.25rem; letter-spacing: -.035em; }
.pb-explainer p { margin: 0; color: #4e554e; font-size: .82rem; line-height: 1.75; }
.pb-explainer ul { margin: 17px 0 0; padding: 14px 0 0; border-top: 1px solid var(--ff-line); list-style: none; }
.pb-explainer li { position: relative; padding-left: 17px; color: #444b44; font-size: .74rem; line-height: 1.75; }
.pb-explainer li::before { content: ""; position: absolute; left: 0; top: .72em; width: 5px; height: 5px; border-radius: 50%; background: var(--ff-green-hot); }
.pb-explainer-visual { min-height: 230px; position: relative; display: grid; place-items: center; overflow: hidden; background: #050505; color: var(--ff-green); }
.pb-llm-visual > span { position: relative; z-index: 3; display: grid; place-items: center; width: 90px; height: 90px; border: 1px solid var(--ff-green); border-radius: 27px; background: #09140b; }
.pb-llm-visual > span .ff-icon { width: 48px; height: 48px; }
.pb-llm-visual i { position: absolute; width: 210px; height: 210px; border: 1px solid rgba(99,245,120,.25); border-radius: 50%; }
.pb-llm-visual i:nth-of-type(2) { width: 160px; height: 160px; }
.pb-llm-visual i:nth-of-type(3) { width: 120%; height: 1px; border: 0; border-top: 1px dashed rgba(99,245,120,.36); border-radius: 0; transform: rotate(22deg); }
.pb-llm-visual i:nth-of-type(4) { width: 120%; height: 1px; border: 0; border-top: 1px dashed rgba(99,245,120,.36); border-radius: 0; transform: rotate(-22deg); }
.pb-rag-flow { min-height: 230px; display: grid; grid-template-columns: repeat(7,auto); justify-content: center; align-items: center; gap: 7px; padding: 18px; background: #071209; color: #fff; }
.pb-rag-flow span { padding: 9px 10px; border: 1px solid rgba(99,245,120,.45); border-radius: 9px; font-size: .67rem; text-align: center; }
.pb-rag-flow b { color: var(--ff-green); }
.pb-rag-flow em { grid-column: 1 / -1; justify-self: center; padding: 7px 11px; border-radius: 99px; background: var(--ff-green); color: #050505; font-size: .64rem; font-style: normal; font-weight: 850; }
.pb-model-grid { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 9px; }
.pb-model-grid article { position: relative; min-height: 215px; padding: 18px; border: 1px solid var(--ff-line); border-radius: 13px; background: #f7f8f5; }
.pb-model-grid article > span { display: grid; place-items: center; width: 41px; height: 41px; border-radius: 12px; background: var(--ff-green-pale); color: var(--ff-green-deep); }
.pb-model-grid article > span .ff-icon { width: 22px; height: 22px; }
.pb-model-grid article > b { position: absolute; top: 18px; right: 18px; color: #9aa19a; font-size: .64rem; }
.pb-model-grid h4 { margin: 15px 0 7px; font-size: 1rem; }
.pb-model-grid p { margin: 0; color: #4d544d; font-size: .74rem; line-height: 1.6; }
.pb-model-grid small { display: block; margin-top: 13px; padding-top: 11px; border-top: 1px solid var(--ff-line); color: #7a827a; font-size: .63rem; line-height: 1.45; }
.pb-note { margin: 18px 0 0; padding: 12px 14px; border-left: 3px solid var(--ff-green-hot); background: var(--ff-green-pale); color: #38503b; font-size: .68rem; }
.pb-value-grid { display: grid; grid-template-columns: repeat(4,1fr); border: 1px solid #262a26; border-radius: 17px; overflow: hidden; }
.pb-value-grid article { min-height: 360px; border-right: 1px solid #262a26; background: #f5f6f3; }
.pb-value-grid article:last-child { border-right: 0; }
.pb-value-grid header { min-height: 116px; display: grid; place-items: center; align-content: center; gap: 9px; padding: 17px; background: #050505; color: #fff; text-align: center; }
.pb-value-grid header span { display: grid; place-items: center; width: 40px; height: 40px; border-radius: 11px; background: var(--ff-green); color: #050505; }
.pb-value-grid header span .ff-icon { width: 21px; height: 21px; }
.pb-value-grid h3 { margin: 0; font-size: 1rem; }
.pb-value-grid article > p { margin: 0; padding: 20px 18px 12px; color: #454c45; font-size: .76rem; line-height: 1.7; }
.pb-value-grid article > b { display: block; padding: 0 18px; font-size: .68rem; }
.pb-value-grid ul { margin: 7px 0 0; padding: 0 18px 20px 34px; color: #505750; font-size: .7rem; line-height: 1.6; }
.pb-business-callout { display: grid; grid-template-columns: 50px 1fr; gap: 15px; margin-top: 18px; padding: 18px; border: 1px solid #a8cfae; border-radius: 14px; background: #ecfff0; }
.pb-business-callout > span { display: grid; place-items: center; width: 48px; height: 48px; border-radius: 13px; background: #050505; color: var(--ff-green); }
.pb-business-callout > span .ff-icon { width: 24px; height: 24px; }
.pb-business-callout b { font-size: .8rem; }
.pb-business-callout p { margin: 4px 0 0; color: #39513c; font-size: .76rem; line-height: 1.7; }
.pb-buy-build { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.pb-buy-build article { min-height: 350px; padding: 25px; border: 1px solid var(--ff-line); border-radius: 17px; }
.pb-buy-card { background: #eaffe5; }
.pb-build-card { background: #050505; color: #fff; }
.pb-buy-build article > span { display: grid; place-items: center; width: 51px; height: 51px; border-radius: 14px; background: #fff; color: var(--ff-green-deep); }
.pb-build-card > span { background: var(--ff-green) !important; color: #050505 !important; }
.pb-buy-build article > span .ff-icon { width: 26px; height: 26px; }
.pb-buy-build small { display: block; margin-top: 20px; color: #407148; font-size: .65rem; font-weight: 850; letter-spacing: .1em; }
.pb-build-card small { color: var(--ff-green); }
.pb-buy-build h3 { margin: 9px 0 9px; font-size: 1.65rem; letter-spacing: -.045em; }
.pb-buy-build p { color: #4b5a4d; font-size: .8rem; line-height: 1.7; }
.pb-build-card p { color: #b8c0b8; }
.pb-buy-build ul { margin: 18px 0 0; padding: 15px 0 0; border-top: 1px solid rgba(0,0,0,.12); list-style: none; }
.pb-build-card ul { border-color: #343834; }
.pb-buy-build li { position: relative; padding: 5px 0 5px 18px; font-size: .73rem; }
.pb-buy-build li::before { content: ""; position: absolute; left: 0; top: .85em; width: 5px; height: 5px; border-radius: 50%; background: var(--ff-green-hot); }
.pb-factor-list { display: grid; gap: 9px; margin-top: 18px; }
.pb-factor-list article { display: grid; grid-template-columns: 54px 1fr; gap: 16px; padding: 20px; border: 1px solid var(--ff-line); border-radius: 14px; background: #f8f9f6; }
.pb-factor-list article > span { display: grid; place-items: center; width: 50px; height: 50px; border-radius: 14px; background: #050505; color: var(--ff-green); }
.pb-factor-list article > span .ff-icon { width: 25px; height: 25px; }
.pb-factor-list h3 { margin: 0; font-size: 1rem; }
.pb-factor-list p { margin: 5px 0 12px; color: #4d544d; font-size: .76rem; line-height: 1.65; }
.pb-factor-list article div div { padding: 11px 13px; border-radius: 9px; background: #e8ebe6; color: #3f463f; font-size: .69rem; line-height: 1.65; }
.pb-decision-tool { margin-top: 25px; overflow: hidden; border: 1px solid #202420; border-radius: 18px; background: #050505; color: #fff; }
.pb-decision-tool > div:first-child { padding: 25px; border-bottom: 1px solid #343834; }
.pb-decision-tool > div:first-child small { color: var(--ff-green); font-size: .64rem; font-weight: 850; letter-spacing: .1em; }
.pb-decision-tool h3 { margin: 7px 0; font-size: 1.6rem; letter-spacing: -.04em; }
.pb-decision-tool > div:first-child p { margin: 0; color: #aeb6ae; font-size: .73rem; }
.pb-decision-questions { display: grid; grid-template-columns: repeat(5,1fr); }
.pb-decision-questions fieldset { min-width: 0; margin: 0; padding: 17px 12px; border: 0; border-right: 1px solid #343834; }
.pb-decision-questions fieldset:last-child { border-right: 0; }
.pb-decision-questions legend { min-height: 61px; padding: 0; font-size: .68rem; font-weight: 760; line-height: 1.5; }
.pb-decision-questions button { width: 100%; min-height: 42px; margin-top: 7px; padding: 7px; border: 1px solid #454b45; border-radius: 9px; background: #121512; color: #c9cec9; font-size: .61rem; cursor: pointer; }
.pb-decision-questions button:hover,
.pb-decision-questions button.is-selected { border-color: var(--ff-green); background: rgba(99,245,120,.13); color: #fff; }
.pb-decision-result { display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: 12px; padding: 16px 22px; border-top: 1px solid #343834; background: #111411; }
.pb-decision-result span { color: var(--ff-green); font-size: .63rem; font-weight: 850; }
.pb-decision-result strong { font-size: .75rem; }
.pb-decision-result button { min-height: 44px; padding: 10px 0; border: 0; background: transparent; color: #9fa69f; font-size: .63rem; text-align: left; text-decoration: underline; cursor: pointer; }
.pb-usecase-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.pb-usecase-grid article { padding: 20px; border: 1px solid var(--ff-line); border-radius: 15px; background: #f8f9f6; }
.pb-usecase-grid header { display: grid; grid-template-columns: 42px 1fr auto; align-items: center; gap: 11px; padding-bottom: 15px; border-bottom: 1px solid var(--ff-line); }
.pb-usecase-grid header > span { display: grid; place-items: center; width: 40px; height: 40px; border-radius: 11px; background: var(--ff-green-pale); color: var(--ff-green-deep); }
.pb-usecase-grid header > span .ff-icon { width: 21px; height: 21px; }
.pb-usecase-grid h4 { margin: 0; font-size: 1rem; }
.pb-usecase-grid header a { font-size: .63rem; font-weight: 850; }
.pb-usecase-grid ul { margin: 15px 0 0; padding-left: 17px; color: #4c534c; font-size: .72rem; line-height: 1.75; }
.pb-check-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 9px; }
.pb-check-grid article { min-height: 240px; padding: 18px; border: 1px solid var(--ff-line); border-radius: 13px; background: #fff; }
.pb-check-grid span { display: inline-grid; place-items: center; width: 31px; height: 31px; border-radius: 50%; background: #050505; color: var(--ff-green); font-size: .63rem; font-weight: 850; }
.pb-check-grid h4 { margin: 19px 0 9px; font-size: .95rem; }
.pb-check-grid p { margin: 0; color: #4e554e; font-size: .72rem; line-height: 1.7; }
.pb-skill-triad { display: grid; grid-template-columns: repeat(3,1fr); gap: 10px; }
.pb-skill-triad article { padding: 21px; border: 1px solid #222; border-radius: 15px; background: #050505; color: #fff; }
.pb-skill-triad span { display: grid; place-items: center; width: 47px; height: 47px; border-radius: 13px; background: var(--ff-green); color: #050505; }
.pb-skill-triad span .ff-icon { width: 25px; height: 25px; }
.pb-skill-triad h4 { margin: 17px 0 7px; }
.pb-skill-triad p { margin: 0; color: #b6beb6; font-size: .73rem; line-height: 1.65; }
.pb-prompt-guide { display: grid; gap: 7px; }
.pb-prompt-guide details { border: 1px solid var(--ff-line); border-radius: 11px; background: #f8f9f6; }
.pb-prompt-guide summary { display: flex; align-items: center; gap: 13px; padding: 14px 16px; cursor: pointer; font-size: .78rem; font-weight: 800; }
.pb-prompt-guide summary b { display: inline-grid; place-items: center; width: 28px; height: 28px; border-radius: 50%; background: var(--ff-green); font-size: .61rem; }
.pb-prompt-guide details > div { padding: 0 16px 15px 57px; }
.pb-prompt-guide p { margin: 6px 0; color: #4b524b; font-size: .72rem; line-height: 1.65; }
.pb-risk-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 9px; }
.pb-risk-grid article { min-height: 245px; padding: 18px; border: 1px solid var(--ff-line); border-radius: 13px; background: #fff; }
.pb-risk-grid article > span { display: grid; place-items: center; width: 42px; height: 42px; border-radius: 12px; background: #050505; color: var(--ff-green); }
.pb-risk-grid article > span .ff-icon { width: 22px; height: 22px; }
.pb-risk-grid h4 { margin: 16px 0 8px; }
.pb-risk-grid p { margin: 0; color: #4d544d; font-size: .72rem; line-height: 1.7; }
.pb-cyber-safe { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-top: 10px; }
.pb-cyber-safe article { display: grid; grid-template-columns: 48px 1fr; gap: 14px; padding: 20px; border: 1px solid #a9cfaf; border-radius: 14px; background: #effff1; }
.pb-cyber-safe article > span { display: grid; place-items: center; width: 46px; height: 46px; border-radius: 13px; background: #050505; color: var(--ff-green); }
.pb-cyber-safe article > span .ff-icon { width: 24px; height: 24px; }
.pb-cyber-safe h4 { margin: 0 0 8px; }
.pb-cyber-safe p { margin: 6px 0; color: #405042; font-size: .71rem; line-height: 1.65; }
.pb-story-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.pb-story-grid article { min-height: 285px; padding: 22px; border: 1px solid #222; border-radius: 16px; background: #050505; color: #fff; }
.pb-story-grid small { color: var(--ff-green); font-size: .65rem; font-weight: 850; letter-spacing: .08em; }
.pb-story-grid h4 { margin: 13px 0; font-size: 1.65rem; letter-spacing: -.045em; }
.pb-story-grid p { color: #b8c0b8; font-size: .74rem; line-height: 1.7; }
.pb-story-grid ul { margin: 16px 0 0; padding-top: 14px; border-top: 1px solid #363a36; color: #d0d5d0; font-size: .68rem; }
.pb-start-steps { display: grid; grid-template-columns: repeat(5,1fr); margin: 0; padding: 0; border: 1px solid var(--ff-line); border-radius: 15px; overflow: hidden; list-style: none; }
.pb-start-steps li { min-height: 235px; padding: 18px; border-right: 1px solid var(--ff-line); background: #f8f9f6; }
.pb-start-steps li:last-child { border-right: 0; }
.pb-start-steps li > span { display: grid; place-items: center; width: 36px; height: 36px; border-radius: 50%; background: var(--ff-green); font-size: .7rem; font-weight: 850; }
.pb-start-steps h4 { margin: 31px 0 9px; font-size: .94rem; }
.pb-start-steps p { margin: 0; color: #515851; font-size: .7rem; line-height: 1.7; }
.pb-build-modes { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.pb-build-modes article { min-height: 310px; padding: 23px; border: 1px solid var(--ff-line); border-radius: 16px; background: #f8f9f6; }
.pb-build-modes article:last-child { background: #050505; color: #fff; }
.pb-build-modes article > span { display: grid; place-items: center; width: 50px; height: 50px; border-radius: 14px; background: var(--ff-green); color: #050505; }
.pb-build-modes article > span .ff-icon { width: 26px; height: 26px; }
.pb-build-modes small { display: block; margin-top: 18px; color: var(--ff-green-deep); font-size: .63rem; font-weight: 850; letter-spacing: .09em; }
.pb-build-modes article:last-child small { color: var(--ff-green); }
.pb-build-modes h4 { margin: 8px 0; font-size: 1.5rem; }
.pb-build-modes p { color: #4d544d; font-size: .75rem; line-height: 1.7; }
.pb-build-modes article:last-child p { color: #b8c0b8; }
.pb-build-modes ul { margin: 16px 0 0; padding: 13px 0 0 17px; border-top: 1px solid var(--ff-line); font-size: .7rem; }
.pb-build-modes article:last-child ul { border-color: #363a36; }
.pb-comparison-table { margin-top: 12px; border: 1px solid var(--ff-line); border-radius: 14px; overflow: hidden; }
.pb-comparison-table > div { display: grid; grid-template-columns: .58fr 1fr 1fr; }
.pb-comparison-table > div > * { padding: 13px 14px; border-right: 1px solid var(--ff-line); border-bottom: 1px solid var(--ff-line); font-size: .7rem; line-height: 1.55; }
.pb-comparison-table > div > *:last-child { border-right: 0; }
.pb-comparison-table > div:last-child > * { border-bottom: 0; }
.pb-comparison-table > div:first-child { background: #050505; color: #fff; }
.pb-comparison-table > div:not(:first-child) span:nth-child(2) { background: #effff1; }
.pb-build-usecases { display: grid; grid-template-columns: repeat(3,1fr); gap: 9px; }
.pb-build-usecases article { min-height: 210px; padding: 18px; border: 1px solid var(--ff-line); border-radius: 13px; background: #fff; }
.pb-build-usecases article > span { display: grid; place-items: center; width: 41px; height: 41px; border-radius: 12px; background: var(--ff-green-pale); color: var(--ff-green-deep); }
.pb-build-usecases article > span .ff-icon { width: 22px; height: 22px; }
.pb-build-usecases h4 { margin: 15px 0 7px; font-size: .96rem; }
.pb-build-usecases p { margin: 0; color: #4e554e; font-size: .71rem; line-height: 1.65; }
.pb-capability-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 9px; }
.pb-capability-grid article { min-height: 190px; padding: 18px; border: 1px solid #252925; border-radius: 13px; background: #050505; color: #fff; }
.pb-capability-grid span { color: var(--ff-green); font-size: .61rem; font-weight: 850; letter-spacing: .1em; }
.pb-capability-grid h4 { margin: 17px 0 7px; }
.pb-capability-grid p { margin: 0; color: #b4bcb4; font-size: .7rem; line-height: 1.65; }
.pb-partner-grid { display: grid; grid-template-columns: repeat(2,1fr); gap: 9px; }
.pb-partner-grid article { display: grid; grid-template-columns: 46px minmax(0,1fr); align-items: start; gap: 14px; padding: 19px; border: 1px solid var(--ff-line); border-radius: 13px; background: #f8f9f6; }
.pb-partner-grid article > span { display: grid; place-items: center; width: 44px; height: 44px; border-radius: 13px; background: var(--ff-green); color: #050505; }
.pb-partner-grid article > span .ff-icon { width: 23px; height: 23px; }
.pb-partner-copy { min-width: 0; max-width: 100%; }
.pb-partner-grid h4 {
  margin: 0 0 6px;
  overflow-wrap: break-word;
  text-wrap: auto;
}
.pb-partner-grid p {
  margin: 0;
  color: #4e554e;
  font-size: .7rem;
  line-height: 1.65;
  overflow-wrap: break-word;
  text-wrap: auto;
}
.pb-operating-triad { display: grid; grid-template-columns: repeat(3,1fr); gap: 9px; }
.pb-operating-triad article { min-height: 285px; padding: 20px; border: 1px solid var(--ff-line); border-radius: 14px; background: #fff; }
.pb-operating-triad article > span { display: grid; place-items: center; width: 45px; height: 45px; border-radius: 13px; background: #050505; color: var(--ff-green); }
.pb-operating-triad article > span .ff-icon { width: 23px; height: 23px; }
.pb-operating-triad h4 { margin: 17px 0 10px; }
.pb-operating-triad ul { margin: 0; padding-left: 17px; color: #4c534c; font-size: .71rem; line-height: 1.8; }
.pb-reference-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.pb-reference-grid > div { padding: 22px; border: 1px solid var(--ff-line); border-radius: 15px; background: #f8f9f6; }
.pb-reference-grid h3 { margin: 0 0 15px; font-size: 1.2rem; }
.pb-reference-grid a { display: block; padding: 11px 0; border-top: 1px solid var(--ff-line); color: #285e31; font-size: .74rem; font-weight: 750; }
.pb-final-cta { display: grid; grid-template-columns: 1fr auto; align-items: end; gap: 35px; margin-top: 14px; padding: 32px; border-radius: 18px; background: #050505; color: #fff; }
.pb-final-cta small { color: var(--ff-green); font-size: .63rem; font-weight: 850; letter-spacing: .1em; }
.pb-final-cta h3 { margin: 10px 0; font-size: clamp(2rem,3.5vw,3.8rem); line-height: .95; letter-spacing: -.055em; }
.pb-final-cta p { max-width: 640px; margin: 0; color: #b5bdb5; font-size: .76rem; }
.pb-toc-drawer { display: none; }

/* Small desktop / tablet */
@media (max-width: 1180px) {
  .ff-header .header-inner { gap: 15px; }
  .ff-header .brand { min-width: 155px; }
  .ff-header .brand img { width: 155px; }
  .ff-header .primary-nav a,
  .ff-header .mega-trigger { padding-inline: 8px; font-size: .8rem; }
  .home-hero-grid { grid-template-columns: .9fr 1.1fr; gap: 35px; }
  .home-hero-visual { min-height: 590px; }
  .home-float-card--top { right: 0; }
  .home-float-card--bottom { left: 0; }
  .home-service-row { grid-template-columns: 45px 58px minmax(240px,1fr) minmax(230px,.7fr) 48px; }
  .pb-shell { grid-template-columns: 205px minmax(0,1fr); gap: 38px; }
  .pb-chapter-body { padding-left: 100px; }
  .pb-decision-questions { grid-template-columns: repeat(2,1fr); }
  .pb-decision-questions fieldset { border-bottom: 1px solid #343834; }
  .pb-decision-questions fieldset:nth-child(even) { border-right: 0; }
  .pb-decision-questions fieldset:last-child { grid-column: 1 / -1; }
}

@media (max-width: 900px) {
  .ff-utility-bar { display: none; }
  .ff-header.site-header { height: 70px; }
  .home-v4,.playbook-v4 { --header-h: 70px; }
  .ff-header .header-inner { grid-template-columns: auto 1fr auto; height: 70px; }
  .ff-header .brand { min-width: 145px; }
  .ff-header .brand img { width: 145px; }
  .ff-header .primary-nav,
  .ff-header .header-actions { display: none; }
  .ff-header .menu-toggle { display: block; justify-self: end; }
  .ff-mobile-menu.mobile-menu-panel {
    top: var(--header-h);
    padding: 17px 20px 36px;
    overflow-y: auto;
  }
  .ff-mobile-menu > a,
  .ff-mobile-menu details > summary {
    display: flex;
    justify-content: space-between;
    align-items: center;
    min-height: 58px;
    padding: 14px 4px;
    border-bottom: 1px solid var(--ff-line);
    font-size: 1.15rem;
    font-weight: 780;
    list-style: none;
    cursor: pointer;
  }
  .ff-mobile-menu details > summary::-webkit-details-marker { display: none; }
  .ff-mobile-menu > a span,
  .ff-mobile-menu summary span { color: #939a93; font-size: .67rem; }
  .mobile-subnav { display: grid; padding: 7px 0 13px 15px; border-bottom: 1px solid var(--ff-line); }
  .mobile-subnav a,
  .mobile-subnav button { padding: 11px 0; border: 0; background: transparent; color: #484f48; text-align: left; font-size: .88rem; font-weight: 690; }
  .ff-mobile-menu > .btn { margin-top: 20px; justify-content: center; }
  .home-hero-grid { grid-template-columns: 1fr; min-height: auto; padding-block: 52px 34px; }
  .home-hero-copy h1 { font-size: clamp(4.3rem,14vw,7.4rem); }
  .home-hero-visual { min-height: 680px; }
  .home-hero-photo { inset: 0; }
  .home-proof-band { grid-template-columns: repeat(2,1fr); border-radius: 17px 17px 0 0; }
  .home-proof-band a:nth-child(2) { border-right: 0; }
  .home-proof-band a:nth-child(-n+2) { border-bottom: 1px solid var(--ff-line); }
  .home-manifesto-grid { grid-template-columns: 1fr; gap: 35px; }
  .home-system-map { grid-column: auto; }
  .home-challenge-grid { grid-template-columns: repeat(2,1fr); }
  .home-section-head,
  .home-services-head { grid-template-columns: 1fr; gap: 24px; }
  .home-service-row { grid-template-columns: 44px 55px minmax(0,1fr) 50px; }
  .home-service-row ul { grid-column: 3 / -1; display: grid; grid-template-columns: repeat(3,1fr); gap: 4px 14px; padding-top: 15px; border-top: 1px solid #343834; }
  .home-service-row:hover ul { border-color: rgba(0,0,0,.18); }
  .home-navigator-grid { grid-template-columns: 1fr; }
  .home-method-track { grid-template-columns: repeat(2,1fr); }
  .home-method-track::before { display: none; }
  .home-method-track article:nth-child(2) { border-right: 0; }
  .home-method-track article:nth-child(-n+2) { border-bottom: 1px solid var(--ff-line); }
  .home-method-track .method-icon { margin-bottom: 25px; border: 0; box-sizing: border-box; }
  .home-case-grid { grid-template-columns: 1fr 1fr; }
  .home-case-card--feature { grid-column: 1 / -1; }
  .home-resource-grid { grid-template-columns: 1fr 1fr; }
  .home-resource-card--playbook { grid-column: 1 / -1; }
  .home-faq-grid { grid-template-columns: 1fr; gap: 32px; }
  .ff-footer-lead { grid-template-columns: 1fr; align-items: start; }
  .ff-footer-lead .btn { justify-self: start; }

  .pb-toolbar { top: var(--header-h); height: 54px; }
  .pb-toolbar-inner { grid-template-columns: minmax(0,1fr) auto; gap: 14px; }
  .pb-back { display: none; }
  .pb-toolbar-actions a { display: none; }
  .pb-landing { min-height: auto; }
  .pb-landing-inner { grid-template-columns: 1fr; padding-block: 55px; }
  .pb-brand-cover { grid-template-columns: 1fr .7fr; grid-template-rows: auto; }
  .pb-brand-cover img { min-height: 180px; }
  .pb-brand-cover > div { border-top: 0; border-left: 1px solid var(--ff-line); }
  .pb-shell { grid-template-columns: 1fr; padding-top: 30px; }
  .pb-toc { display: none; }
  .pb-chapter { scroll-margin-top: 132px; }
  .pb-chapter-body { padding-left: 29px; }
  .pb-evolution-grid { grid-template-columns: 1fr; }
  .pb-nested-ai { min-height: 300px; }
  .pb-value-grid { grid-template-columns: repeat(2,1fr); }
  .pb-value-grid article:nth-child(2) { border-right: 0; }
  .pb-value-grid article:nth-child(-n+2) { border-bottom: 1px solid #262a26; }
  .pb-model-grid { grid-template-columns: repeat(2,1fr); }
  .pb-check-grid { grid-template-columns: repeat(2,1fr); }
  .pb-risk-grid { grid-template-columns: repeat(2,1fr); }
  .pb-start-steps { grid-template-columns: repeat(2,1fr); }
  .pb-start-steps li { border-bottom: 1px solid var(--ff-line); }
  .pb-start-steps li:nth-child(even) { border-right: 0; }
  .pb-start-steps li:last-child { grid-column: 1 / -1; border-bottom: 0; }
  .pb-build-usecases,
  .pb-capability-grid { grid-template-columns: repeat(2,1fr); }
  .pb-partner-grid article {
    grid-template-columns: 1fr;
    align-content: start;
    min-height: 190px;
  }
  .pb-operating-triad { grid-template-columns: 1fr; }
  .pb-toc-drawer {
    position: fixed;
    z-index: 520;
    inset: var(--header-h) 0 0;
    display: grid;
    align-content: start;
    padding: 20px;
    overflow-y: auto;
    background: #fff;
    transform: translateX(100%);
    transition: transform .28s var(--ease);
  }
  .pb-toc-drawer.is-open { transform: none; }
  .pb-drawer-head { display: flex; align-items: center; justify-content: space-between; padding-bottom: 13px; border-bottom: 1px solid var(--ff-line); }
  .pb-drawer-head button { padding: 8px 11px; border: 1px solid var(--ff-line); border-radius: 999px; background: #fff; }
  .pb-toc-drawer > a:not(.btn) { display: grid; grid-template-columns: 40px 1fr; padding: 16px 4px; border-bottom: 1px solid var(--ff-line); font-size: 1rem; font-weight: 780; }
  .pb-toc-drawer > a span { color: #8d958d; font-size: .68rem; }
  .pb-toc-drawer > .btn { margin-top: 18px; }
}

@media (max-width: 600px) {
  .container { width: min(calc(100% - 28px),var(--container)); }
  .home-manifesto,
  .home-challenges,
  .home-method,
  .home-cases,
  .home-resources,
  .home-faq,
  .home-services,
  .home-navigator { padding-block: 78px; }
  .home-hero-grid { gap: 30px; padding-top: 42px; }
  .home-hero-copy h1 {
    font-size: clamp(3.2rem,15.6vw,4.65rem);
    line-height: 1.14;
    letter-spacing: 0;
  }
  .home-hero-copy h1 em {
    display: block;
    margin-top: .07em;
    letter-spacing: 0;
    -webkit-text-stroke-width: 1.3px;
  }
  .home-hero-lead { font-size: .94rem; line-height: 1.72; }
  .home-hero-copy .hero-actions { display: grid; }
  .home-hero-copy .hero-actions .btn { width: 100%; }
  .home-hero-assurance { display: grid; grid-template-columns: repeat(2,1fr); gap: 10px; }
  .home-hero-visual { min-height: 500px; }
  .home-hero-photo { border-radius: 28% 28px 28px 28px; }
  .home-vertical-type { right: 9px; top: 22px; font-size: 2rem; }
  .home-float-card { width: 76%; padding: 12px; grid-template-columns: 38px 1fr; }
  .home-float-card > span { width: 38px; height: 38px; }
  .home-float-card--top { top: 36px; right: -5px; }
  .home-float-card--bottom { left: -5px; bottom: 42px; }
  .home-hero-caption { right: 8px; bottom: 13px; }
  .home-proof-band { grid-template-columns: 1fr; margin-inline: -1px; }
  .home-proof-band a { min-height: 72px; border-right: 0; border-bottom: 1px solid var(--ff-line) !important; }
  .home-proof-band a:last-child { border-bottom: 0 !important; }
  .home-manifesto h2,
  .home-section-head h2,
  .home-services-head h2,
  .home-navigator-copy h2,
  .home-faq h2 { font-size: clamp(3rem,14vw,4.6rem); }
  .home-manifesto h2,
  .home-section-head h2,
  .home-services-head h2,
  .home-navigator-copy h2,
  .home-faq h2,
  .ff-footer-lead h2,
  .pb-landing-title h1,
  .pb-chapter > summary h2,
  .pb-subhead h3,
  .pb-final-cta h3 {
    line-height: 1.12;
    letter-spacing: -.025em;
  }
  .home-manifesto-copy p { font-size: .9rem; }
  .home-system-map { min-height: 345px; margin-inline: -6px; }
  .system-ring--outer { width: 480px; height: 480px; }
  .system-ring--middle { width: 350px; height: 350px; }
  .system-ring--inner { width: 220px; height: 220px; }
  .system-map-card { width: 88%; padding: 20px 15px; }
  .home-challenge-grid { grid-template-columns: 1fr; }
  .home-challenge-card { min-height: 365px; }
  .home-service-row { grid-template-columns: 36px 48px minmax(0,1fr) 42px; gap: 12px; min-height: 0; padding: 24px 7px; }
  .service-icon-v4 { width: 48px; height: 48px; border-radius: 14px; }
  .service-icon-v4 .ff-icon { width: 24px; height: 24px; }
  .service-main h3 { font-size: 2rem; }
  .service-main p { font-size: .76rem; }
  .home-service-row ul { grid-column: 2 / -1; grid-template-columns: 1fr; }
  .service-arrow { width: 40px; height: 40px; }
  .home-navigator-visual,
  .home-navigator-visual > img { min-height: 440px; }
  .navigator-ui-v4 { left: 5%; right: 5%; padding: 18px; }
  .navigator-ui-options { grid-template-columns: 1fr; }
  .navigator-ui-options span:nth-child(n+4) { display: none; }
  .home-method-track { grid-template-columns: 1fr; }
  .home-method-track article { min-height: 300px; border-right: 0; border-bottom: 1px solid var(--ff-line); }
  .home-case-grid,
  .home-resource-grid { grid-template-columns: 1fr; }
  .home-case-card--feature,
  .home-resource-card--playbook { grid-column: auto; }
  .home-case-card { min-height: 520px; }
  .home-resource-card { min-height: 390px; }
  .ff-footer-lead { padding-block: 58px; }
  .ff-footer-lead h2 { font-size: 3.5rem; }

  .pb-toolbar-inner { width: calc(100% - 20px); }
  .pb-progress { min-width: 90px; }
  .pb-toolbar-actions button { padding-inline: 10px; }
  .pb-landing-inner { gap: 25px; padding-top: 43px; }
  .pb-landing-title h1 { font-size: clamp(3.65rem,17vw,5.5rem); }
  .pb-brand-cover { grid-template-columns: 1fr; }
  .pb-brand-cover img { min-height: 145px; }
  .pb-brand-cover > div { border-left: 0; border-top: 1px solid var(--ff-line); }
  .pb-map { grid-template-columns: 1fr; }
  .pb-map-card,
  .pb-map-card--wide,
  .pb-map-card--reference { grid-column: auto; }
  .pb-map-card { min-height: 95px; padding: 14px; }
  .pb-map-split { grid-template-columns: 1fr; }
  .pb-map-split em:first-child { border-right: 0; border-bottom: 1px solid rgba(255,255,255,.18); }
  .pb-shell { width: calc(100% - 20px); padding-bottom: 80px; }
  .pb-chapter { border-radius: 17px; }
  .pb-chapter > summary { grid-template-columns: 44px 1fr 34px; gap: 12px; padding: 18px; }
  .pb-chapter-icon { width: 44px; height: 44px; border-radius: 13px; }
  .pb-chapter-icon .ff-icon { width: 23px; height: 23px; }
  .pb-chapter-number { display: none; }
  .pb-toggle { width: 32px; height: 32px; }
  .pb-chapter > summary h2 { font-size: clamp(2rem,10vw,3rem); }
  .pb-chapter > summary p { font-size: .72rem; }
  .pb-chapter-body { padding: 0 18px 25px; }
  .pb-lead { font-size: .9rem; line-height: 1.82; }
  .pb-subsection { padding-block: 35px; }
  .pb-subhead { grid-template-columns: 36px 1fr; gap: 9px; }
  .pb-subhead h3 { font-size: 1.75rem; }
  .pb-nested-ai { transform: scale(.88); margin-block: -18px; }
  .pb-timeline article { grid-template-columns: 65px 1fr; }
  .pb-explainer-grid,
  .pb-buy-build,
  .pb-usecase-grid,
  .pb-skill-triad,
  .pb-cyber-safe,
  .pb-story-grid,
  .pb-build-modes,
  .pb-partner-grid,
  .pb-reference-grid { grid-template-columns: 1fr; }
  .pb-model-grid,
  .pb-value-grid,
  .pb-check-grid,
  .pb-risk-grid,
  .pb-build-usecases,
  .pb-capability-grid { grid-template-columns: 1fr; }
  .pb-value-grid article { border-right: 0; border-bottom: 1px solid #262a26; }
  .pb-value-grid article:last-child { border-bottom: 0; }
  .pb-rag-flow { grid-template-columns: 1fr auto 1fr; }
  .pb-rag-flow span:nth-of-type(3),
  .pb-rag-flow span:nth-of-type(4) { margin-top: 8px; }
  .pb-rag-flow em { grid-column: 1 / -1; }
  .pb-decision-questions { grid-template-columns: 1fr; }
  .pb-decision-questions fieldset { border-right: 0; border-bottom: 1px solid #343834; }
  .pb-decision-questions fieldset:last-child { grid-column: auto; }
  .pb-decision-result { grid-template-columns: 1fr; }
  .pb-start-steps { grid-template-columns: 1fr; }
  .pb-start-steps li,
  .pb-start-steps li:last-child { grid-column: auto; border-right: 0; border-bottom: 1px solid var(--ff-line); }
  .pb-start-steps li:last-child { border-bottom: 0; }
  .pb-comparison-table { overflow-x: auto; }
  .pb-comparison-table > div { min-width: 670px; }
  .pb-partner-grid article {
    min-height: 0;
    padding: 18px;
  }
  .pb-partner-grid p { font-size: .78rem; line-height: 1.75; }
  .pb-final-cta { grid-template-columns: 1fr; padding: 23px; }
  .pb-final-cta .btn { justify-self: stretch; }
}

@media (prefers-reduced-motion: reduce) {
  .home-flow-line path,
  .home-flow-node { animation: none !important; }
  .mega-panel,
  .home-challenge-card,
  .home-service-row,
  .home-case-card,
  .home-resource-card { transition: none !important; }
}

/* Mega navigation is controlled by explicit state so click, hover and Escape
   remain predictable instead of being held open by :hover/:focus-within. */
.home-v4 .mega-item:not(.is-open) .mega-panel,
.playbook-v4 .mega-item:not(.is-open) .mega-panel {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transform: translate(-50%, -12px) scale(.992);
}
.home-v4 .mega-item.is-open .mega-panel,
.playbook-v4 .mega-item.is-open .mega-panel {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translate(-50%, 0) scale(1);
}
.mega-item.is-switching-out .mega-panel,
.home-v4 .mega-item.is-switching-out .mega-panel,
.playbook-v4 .mega-item.is-switching-out .mega-panel {
  visibility: visible;
  pointer-events: none;
  animation: megaPanelSwitchOut .22s cubic-bezier(.3,.7,.2,1) both;
}
.mega-item.is-switching-in.is-open .mega-panel,
.home-v4 .mega-item.is-switching-in.is-open .mega-panel,
.playbook-v4 .mega-item.is-switching-in.is-open .mega-panel {
  animation: megaPanelSwitchIn .32s cubic-bezier(.16,1,.3,1) both;
}

@keyframes megaPanelSwitchIn {
  from {
    opacity: 0;
    transform: translate(calc(-50% + var(--mega-enter-x, 0px)), -7px) scale(.992);
  }
  to {
    opacity: 1;
    transform: translate(-50%, 0) scale(1);
  }
}

@keyframes megaPanelSwitchOut {
  from {
    opacity: 1;
    transform: translate(-50%, 0) scale(1);
  }
  to {
    opacity: 0;
    transform: translate(calc(-50% + var(--mega-exit-x, 0px)), -4px) scale(.995);
  }
}

@media (prefers-reduced-motion: reduce) {
  .mega-item.is-switching-in .mega-panel,
  .mega-item.is-switching-out .mega-panel {
    animation: none !important;
  }
}

/* Case blog template: decision-led public case reading */
body.case-study-v2 {
  overflow-x: hidden;
  overscroll-behavior-x: none;
  touch-action: pan-y;
  word-break: normal;
}
.case-study-v2 :where(h1,h2,h3,p,li,figcaption,a,span,strong,small) {
  overflow-wrap: anywhere;
}
.case-study-v2 .case-study-hero {
  padding: 38px 0 24px;
  border-bottom: 1px solid var(--line);
  background: linear-gradient(135deg,#f7f8f5 0 72%,#eaffee 100%);
}
.case-study-v2 .case-study-hero--supply {
  background: linear-gradient(135deg,#f8faf6 0 64%,#eef7ff 82%,#eaffee 100%);
}
.case-study-v2 .case-study-hero--financial {
  background: linear-gradient(135deg,#f8faf6 0 58%,#eef7f0 78%,#f3f8ff 100%);
}
.case-study-v2 .case-study-hero--vanguard {
  background: linear-gradient(135deg,#f8faf6 0 55%,#eef7ff 76%,#eaffee 100%);
}
.case-study-v2 .case-study-hero--agent-eval {
  background: linear-gradient(135deg,#f8faf6 0 56%,#eef6ff 78%,#e8fff0 100%);
}
.case-study-v2 .case-study-hero__grid {
  display: grid;
  grid-template-columns: minmax(0,1.28fr) minmax(280px,.5fr);
  gap: clamp(32px,5vw,70px);
  align-items: center;
  margin-top: 28px;
}
.case-study-v2 .case-study-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 20px;
}
.case-study-v2 .case-study-meta span {
  padding: 7px 10px;
  border: 1px solid #cfd5ce;
  border-radius: 999px;
  background: rgba(255,255,255,.75);
  color: #4f5750;
  font-size: .69rem;
  font-weight: 800;
  line-height: 1.35;
}
.case-study-v2 .case-study-hero h1 {
  max-width: 880px;
  margin: 0;
  font-size: clamp(2.7rem,4.7vw,5.15rem);
  line-height: 1.12;
  letter-spacing: -.04em;
  text-wrap: balance;
}
.case-study-v2 .case-study-lead {
  max-width: 760px;
  margin: 24px 0 0;
  color: #505851;
  font-size: clamp(1.02rem,1.25vw,1.17rem);
  line-height: 1.82;
}
.case-study-v2 .case-study-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 28px;
}
.case-study-v2 .case-study-hero__media {
  width: 100%;
  max-width: 400px;
  justify-self: end;
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 22px;
  background: #fff;
  box-shadow: 0 18px 44px rgba(0,0,0,.08);
}
.case-study-v2 .case-study-hero__media img {
  width: 100%;
  height: clamp(205px,18vw,250px);
  object-fit: cover;
  background: #fff;
}
.case-study-v2 .case-study-hero__media--contain img {
  object-fit: contain;
  padding: 18px;
}
.case-study-v2 .case-study-hero__media--scene img {
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  object-position: center;
}
.case-study-v2 .case-study-hero__media figcaption {
  padding: 10px 13px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: .68rem;
  line-height: 1.5;
}
.case-study-v2 .case-proof-rail {
  display: grid;
  grid-template-columns: repeat(auto-fit,minmax(180px,1fr));
  gap: 1px;
  margin-top: 30px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: var(--line);
}
.case-study-v2 .case-proof-rail > div {
  min-height: 96px;
  padding: 18px 20px;
  background: rgba(255,255,255,.93);
}
.case-study-v2 .case-proof-rail strong {
  display: block;
  font-size: clamp(1.35rem,2.2vw,2.05rem);
  line-height: 1.12;
  letter-spacing: -.025em;
}
.case-study-v2 .case-proof-rail span {
  display: block;
  margin-top: 7px;
  color: var(--muted);
  font-size: .72rem;
  line-height: 1.5;
}
.case-study-v2 .case-proof-note {
  max-width: 900px;
  margin: 10px 0 0;
  color: #777f78;
  font-size: .67rem;
  line-height: 1.55;
}
.case-study-v2 .case-reading-map {
  display: grid;
  grid-template-columns: minmax(220px,.85fr) repeat(3,minmax(0,1fr));
  gap: 1px;
  margin-top: 18px;
  overflow: hidden;
  border: 1px solid rgba(8,9,8,.13);
  border-radius: 18px;
  background: rgba(8,9,8,.14);
}
.case-study-v2 .case-reading-map > div,
.case-study-v2 .case-reading-map > a {
  min-height: 112px;
  padding: 18px 19px;
  background: rgba(255,255,255,.92);
}
.case-study-v2 .case-reading-map > div {
  background: #080908;
  color: #fff;
}
.case-study-v2 .case-reading-map small,
.case-study-v2 .case-reading-map span {
  display: block;
  color: var(--deep);
  font-size: .68rem;
  font-weight: 900;
  line-height: 1.42;
  letter-spacing: .075em;
  text-transform: uppercase;
}
.case-study-v2 .case-reading-map > div small {
  color: var(--flow);
}
.case-study-v2 .case-reading-map strong,
.case-study-v2 .case-reading-map b {
  display: block;
  margin-top: 10px;
  line-height: 1.52;
}
.case-study-v2 .case-reading-map strong {
  font-size: .98rem;
}
.case-study-v2 .case-reading-map b {
  color: #4f5750;
  font-size: .78rem;
  font-weight: 700;
}
.case-study-v2 .case-reading-map > a:hover {
  background: #effff2;
}
.case-study-v2 .case-story-shell {
  grid-template-columns: 205px minmax(0,900px);
  justify-content: center;
  gap: clamp(42px,6vw,88px);
  padding-block: 64px 100px;
}
.case-study-v2 .case-story-shell > article {
  min-width: 0;
  max-width: 900px;
}
.case-study-v2 .case-toc-inner small { line-height: 1.45; }
.case-study-v2 .case-toc-source {
  display: inline-flex;
  margin-top: 18px;
  padding-top: 14px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: .72rem;
  font-weight: 750;
}
.case-study-v2 .case-section {
  padding-block: clamp(54px,6vw,78px);
}
.case-study-v2 .case-section:first-child { padding-top: 0; }
.case-study-v2 .case-section h2 {
  max-width: 850px;
  font-size: clamp(2.15rem,4vw,3.85rem);
  line-height: 1.14;
  letter-spacing: -.034em;
  text-wrap: balance;
}
.case-study-v2 .case-section > p:not(.eyebrow),
.case-study-v2 .case-section > ul,
.case-study-v2 .case-section > ol {
  max-width: 780px;
  font-size: 1.02rem;
  line-height: 1.9;
}
.case-study-v2 .case-section > ul li { margin-block: 8px; }
.case-reading-note {
  max-width: 820px;
  margin: 28px 0;
  padding: 20px 22px;
  border-left: 4px solid var(--flow-strong);
  border-radius: 0 15px 15px 0;
  background: #f2f7f1;
}
.case-reading-note strong {
  display: block;
  margin-bottom: 6px;
  font-size: .88rem;
}
.case-reading-note p {
  margin: 0;
  color: #4f594f;
  font-size: .96rem;
  line-height: 1.75;
}
.case-reference-list {
  display: grid;
  grid-template-columns: repeat(2,minmax(0,1fr));
  gap: 10px;
  max-width: 900px;
  margin-top: 26px;
}
.case-reference-list a {
  min-height: 74px;
  padding: 15px 16px;
  border: 1px solid var(--line);
  border-radius: 13px;
  background: #fff;
  color: var(--ink);
  font-size: .86rem;
  font-weight: 760;
  line-height: 1.58;
  overflow-wrap: anywhere;
  transition: border-color .2s var(--ease), box-shadow .2s var(--ease), transform .2s var(--ease);
}
.case-reference-list a:hover {
  border-color: #9bd89f;
  box-shadow: var(--shadow-sm);
  transform: translateY(-2px);
}
.case-question-panel {
  display: grid;
  grid-template-columns: minmax(0,1.15fr) minmax(260px,.75fr);
  gap: 1px;
  margin-top: 32px;
  overflow: hidden;
  border-radius: 22px;
  background: #303530;
  color: #fff;
}
.case-question-panel > div {
  padding: clamp(25px,4vw,42px);
  background: #080908;
}
.case-question-panel .case-goal {
  background: var(--flow);
  color: var(--ink);
}
.case-question-panel small,
.case-subhead small,
.case-board-questions small {
  display: block;
  font-size: .68rem;
  font-weight: 900;
  letter-spacing: .085em;
  text-transform: uppercase;
}
.case-question-panel h3 {
  margin: 12px 0 0;
  font-size: clamp(1.65rem,3vw,2.65rem);
  line-height: 1.12;
  letter-spacing: -.045em;
}
.case-question-panel p {
  margin: 12px 0 0;
  line-height: 1.72;
}
.case-fact-grid {
  display: grid;
  grid-template-columns: repeat(2,minmax(0,1fr));
  gap: 12px;
  margin-top: 20px;
}
.case-fact {
  display: grid;
  grid-template-columns: 46px minmax(0,1fr);
  gap: 14px;
  align-items: center;
  min-height: 96px;
  padding: 17px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: #fff;
}
.case-fact > span,
.case-value-cards article > span,
.case-icon-card__icon {
  display: grid;
  place-items: center;
  background: var(--ink);
  color: var(--flow);
}
.case-fact > span {
  width: 46px;
  height: 46px;
  border-radius: 14px;
}
.case-fact .ff-icon,
.case-value-cards .ff-icon,
.case-icon-card__icon .ff-icon {
  width: 22px;
  height: 22px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.7;
}
.case-fact small {
  display: block;
  color: var(--muted);
  font-size: .65rem;
  font-weight: 800;
}
.case-fact strong {
  display: block;
  margin-top: 3px;
  font-size: .93rem;
  line-height: 1.45;
}
.case-why-read {
  display: grid;
  grid-template-columns: 48px minmax(0,1fr);
  gap: 16px;
  align-items: center;
  margin-top: 18px;
  padding: 18px 20px;
  border-left: 4px solid var(--flow-strong);
  background: #effff2;
}
.case-why-read > span {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--flow);
}
.case-why-read .ff-icon {
  width: 21px;
  height: 21px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
}
.case-why-read small,
.case-value-cards small,
.case-decision-card small,
.case-fit-card small {
  font-size: .66rem;
  font-weight: 900;
  letter-spacing: .08em;
  text-transform: uppercase;
}
.case-why-read small,
.case-value-cards small,
.case-decision-card small { color: var(--flow-dark); }
.case-why-read p {
  margin: 3px 0 0;
  color: #334e37;
  line-height: 1.65;
}
.case-value-chain-wrap { margin-top: 44px; }
.case-subhead {
  max-width: 760px;
  margin: 34px 0 12px;
}
.case-subhead small {
  color: var(--flow-dark);
  line-height: 1.5;
}
.case-subhead h3 {
  max-width: 720px;
  margin: 10px 0 0;
  font-size: clamp(1.6rem,2.8vw,2.45rem);
  line-height: 1.2;
  letter-spacing: -.03em;
}
.case-subhead--relation {
  max-width: 900px;
  margin: 44px 0 30px;
  padding: 24px 26px 26px;
  border: 1px solid #9debaa;
  border-radius: 22px;
  background: linear-gradient(135deg,#effff2 0%,#fff 78%);
}
.case-subhead--relation small {
  display: block;
  margin-bottom: 14px;
  letter-spacing: .08em;
}
.case-subhead--relation h3 {
  margin: 0;
  line-height: 1.24;
  letter-spacing: -.024em;
}
.case-value-chain {
  display: grid;
  grid-template-columns: repeat(4,minmax(0,1fr));
  gap: 10px;
  margin: 24px 0 0 !important;
  padding: 0 !important;
  list-style: none;
}
.case-value-chain li {
  position: relative;
  min-height: 218px;
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: #fff;
}
.case-value-chain li:not(:last-child)::after {
  content: "→";
  position: absolute;
  right: -12px;
  top: 24px;
  z-index: 2;
  display: grid;
  place-items: center;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--flow);
  font-size: .72rem;
  font-weight: 900;
}
.case-value-chain li > span,
.case-adoption-grid article > span {
  color: var(--flow-dark);
  font-size: .68rem;
  font-weight: 900;
}
.case-value-chain strong {
  display: block;
  margin-top: 52px;
  font-size: 1.1rem;
  line-height: 1.28;
}
.case-value-chain p {
  margin: 8px 0 0;
  color: var(--muted);
  font-size: .78rem;
  line-height: 1.62;
}
.case-callout {
  display: grid;
  grid-template-columns: 58px minmax(0,1fr);
  gap: 22px;
  max-width: 980px;
  margin-top: 36px;
  padding: 26px;
  border: 1px solid #9ceaaa;
  border-radius: 22px;
  background: #effff2;
}
.case-callout > span {
  display: grid;
  place-items: center;
  width: 58px;
  height: 58px;
  border-radius: 18px;
  background: var(--flow);
}
.case-callout .ff-icon {
  width: 28px;
  height: 28px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.65;
}
.case-callout small {
  display: block;
  color: var(--flow-dark);
  font-size: .69rem;
  font-weight: 900;
  letter-spacing: .08em;
  text-transform: uppercase;
}
.case-callout h3 {
  margin: 5px 0 7px;
  font-size: clamp(1.25rem,2.1vw,1.75rem);
}
.case-callout p {
  margin: 0;
  color: #39513d;
}
.case-process {
  margin: 36px 0 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line);
}
.case-process li {
  display: grid;
  grid-template-columns: 62px minmax(0,1fr);
  gap: 24px;
  margin: 0;
  padding: 26px 0;
  border-bottom: 1px solid var(--line);
}
.case-process li > span {
  display: grid;
  place-items: center;
  width: 46px;
  height: 46px;
  border-radius: 50%;
  background: var(--ink);
  color: var(--flow);
  font-size: .72rem;
  font-weight: 900;
}
.case-process h3,
.case-adoption-grid h3 {
  margin: 0 0 7px;
  font-size: 1.32rem;
}
.case-process p,
.case-adoption-grid p {
  margin: 0;
  color: var(--muted);
  line-height: 1.72;
}
.case-icon-grid,
.case-value-cards,
.case-fit-grid {
  display: grid;
  grid-template-columns: repeat(2,minmax(0,1fr));
  gap: 14px;
  margin-top: 34px;
}
.case-icon-card,
.case-value-cards article,
.case-decision-card,
.case-adoption-grid article {
  border: 1px solid var(--line);
  background: #fff;
}
.case-icon-card {
  min-height: 240px;
  padding: 25px;
  border-radius: 22px;
  transition: transform .25s var(--ease), border-color .25s;
}
.case-icon-card:hover {
  transform: translateY(-4px);
  border-color: var(--flow);
}
.case-icon-card__icon {
  width: 48px;
  height: 48px;
  border-radius: 15px;
}
.case-icon-card h3 {
  margin: 58px 0 8px;
  font-size: 1.35rem;
}
.case-icon-card p,
.case-value-cards p,
.case-decision-card p {
  margin: 0;
  color: var(--muted);
  line-height: 1.67;
}
.case-figure-grid {
  display: grid;
  grid-template-columns: repeat(2,minmax(0,1fr));
  gap: 16px;
  margin-top: 38px;
}
.case-figure-grid .case-figure:last-child:nth-child(odd) { grid-column: 1 / -1; }
.case-figure {
  min-width: 0;
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 22px;
  background: #f7f8f6;
}
.case-figure > a {
  position: relative;
  display: grid;
  min-height: 310px;
  place-items: center;
  overflow: hidden;
  background: #fff;
}
.case-figure img {
  width: 100%;
  height: 100%;
  max-height: 600px;
  object-fit: cover;
  transition: transform .45s var(--ease);
}
.case-figure:hover img { transform: scale(1.015); }
.case-figure--contain img {
  object-fit: contain;
  padding: 18px;
}
.case-figure--scene > a {
  aspect-ratio: 16 / 9;
  min-height: 0;
  max-height: 560px;
}
.case-figure--scene img {
  object-fit: cover;
  object-position: center;
}
.case-figure--wide-diagram {
  margin-top: 34px;
}
.case-figure--wide-diagram > a {
  display: block;
  min-height: 0;
  overflow-x: auto;
  overflow-y: hidden;
  background: #fff;
  -webkit-overflow-scrolling: touch;
}
.case-figure--wide-diagram img {
  display: block;
  width: 100%;
  height: auto;
  max-height: none;
  object-fit: contain;
  padding: 18px;
}
.case-figure--dark-diagram,
.case-figure--dark-diagram > a {
  background: #06110f;
}
.case-figure--dark-diagram img {
  padding: 0;
}
.case-figure-zoom {
  position: absolute;
  right: 14px;
  top: 14px;
  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: rgba(5,5,5,.88);
  color: #fff;
  font-weight: 800;
}
.case-figure figcaption {
  padding: 13px 15px 15px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: .74rem;
  line-height: 1.55;
}
.case-decision-grid {
  display: grid;
  grid-template-columns: repeat(3,minmax(0,1fr));
  gap: 14px;
  margin-top: 36px;
}
.case-decision-card {
  min-height: 275px;
  padding: 26px;
  border-radius: 22px;
}
.case-decision-card:nth-child(2n) { background: var(--mist); }
.case-decision-card h3 {
  margin: 84px 0 9px;
  font-size: 1.4rem;
}
.case-value-cards article {
  min-height: 245px;
  padding: 23px;
  border-radius: 20px;
}
.case-value-cards--triple {
  grid-template-columns: repeat(3,minmax(0,1fr));
}
.case-value-cards article > span {
  width: 46px;
  height: 46px;
  border-radius: 14px;
}
.case-value-cards small {
  display: block;
  margin-top: 36px;
}
.case-value-cards h3 {
  margin: 6px 0 8px;
  font-size: 1.35rem;
}
.case-fit-grid { margin-top: 44px; }
.case-fit-card {
  padding: 26px;
  border-radius: 22px;
}
.case-fit-card--yes {
  border: 1px solid #9debaa;
  background: #effff2;
}
.case-fit-card--no {
  border: 1px solid #d9ddd8;
  background: #f4f5f3;
}
.case-fit-card h3 {
  margin: 8px 0 16px;
  font-size: 1.45rem;
  line-height: 1.22;
}
.case-fit-card ul {
  margin: 0;
  padding-left: 1.2rem;
}
.case-fit-card li {
  margin-block: 9px;
  line-height: 1.6;
}
.case-comparison-table {
  max-width: 980px;
  margin-top: 34px;
  overflow-x: auto;
  border: 1px solid var(--line);
  border-radius: 20px;
  background: #fff;
}
.case-comparison-table > div {
  display: grid;
  grid-template-columns: minmax(128px,.65fr) minmax(210px,1fr) minmax(230px,1.1fr);
  min-width: 760px;
}
.case-comparison-table span,
.case-comparison-table strong,
.case-comparison-table p {
  margin: 0;
  padding: 16px 18px;
  border-bottom: 1px solid var(--line);
  border-right: 1px solid var(--line);
  line-height: 1.62;
}
.case-comparison-table span {
  background: #080908;
  color: #fff;
  font-size: .72rem;
  font-weight: 900;
}
.case-comparison-table strong {
  background: #effff2;
  font-size: .96rem;
}
.case-comparison-table p {
  color: var(--muted);
}
.case-comparison-table :nth-child(3n) { border-right: 0; }
.case-comparison-table :nth-last-child(-n+3) { border-bottom: 0; }
.case-agent-table {
  max-width: 100%;
  margin-top: 34px;
  overflow-x: auto;
  border: 1px solid var(--line);
  border-radius: 20px;
  background: #fff;
  -webkit-overflow-scrolling: touch;
}
.case-agent-table table {
  width: 100%;
  min-width: 1180px;
  border-collapse: collapse;
}
.case-agent-table th,
.case-agent-table td {
  padding: 17px 18px;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  vertical-align: top;
  color: var(--muted);
  font-size: .83rem;
  line-height: 1.66;
}
.case-agent-table thead th {
  background: #080908;
  color: #fff;
  font-size: .74rem;
  letter-spacing: .04em;
}
.case-agent-table tbody th {
  width: 150px;
  background: #effff2;
  color: var(--ink);
  font-size: .98rem;
  line-height: 1.35;
}
.case-agent-table th:last-child,
.case-agent-table td:last-child { border-right: 0; }
.case-agent-table tbody tr:last-child th,
.case-agent-table tbody tr:last-child td { border-bottom: 0; }
.case-agent-table p {
  margin: 0 0 10px;
}
.case-agent-table p:last-child {
  margin-bottom: 0;
}
.case-data-table {
  max-width: 100%;
  margin-top: 34px;
  overflow-x: auto;
  border: 1px solid var(--line);
  border-radius: 20px;
  background: #fff;
  -webkit-overflow-scrolling: touch;
}
.case-data-table table {
  width: 100%;
  min-width: 860px;
  border-collapse: collapse;
}
.case-data-table--wide table {
  min-width: 1080px;
}
.case-data-table th,
.case-data-table td {
  padding: 16px 18px;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  vertical-align: top;
  color: var(--muted);
  font-size: .84rem;
  line-height: 1.65;
}
.case-data-table thead th {
  background: #080908;
  color: #fff;
  font-size: .74rem;
  letter-spacing: .04em;
}
.case-data-table tbody th {
  width: 170px;
  background: #effff2;
  color: var(--ink);
  font-size: .96rem;
  line-height: 1.35;
}
.case-data-table th:last-child,
.case-data-table td:last-child { border-right: 0; }
.case-data-table tbody tr:last-child th,
.case-data-table tbody tr:last-child td { border-bottom: 0; }
.case-native-diagram {
  margin-top: 34px;
  overflow-x: auto;
  border: 1px solid var(--line);
  border-radius: 22px;
  background: linear-gradient(135deg,#f6fff7,#eef5ef);
  padding: 22px;
  -webkit-overflow-scrolling: touch;
}
.case-native-diagram__nodes {
  display: grid;
  grid-template-columns: repeat(5,minmax(0,1fr));
  gap: 12px;
  min-width: 860px;
}
.case-native-diagram__nodes article {
  position: relative;
  min-height: 160px;
  padding: 18px;
  border: 1px solid rgba(8,9,8,.12);
  border-radius: 18px;
  background: #fff;
}
.case-native-diagram__nodes article:not(:last-child)::after {
  content: "→";
  position: absolute;
  top: 50%;
  right: -13px;
  transform: translateY(-50%);
  color: var(--green);
  font-weight: 900;
}
.case-native-diagram__nodes small {
  display: inline-grid;
  min-width: 34px;
  height: 34px;
  place-items: center;
  border-radius: 999px;
  background: var(--green);
  color: #050505;
  font-size: .74rem;
  font-weight: 900;
}
.case-native-diagram__nodes strong {
  display: block;
  margin-top: 22px;
  font-size: 1.05rem;
  line-height: 1.25;
}
.case-native-diagram__nodes span {
  display: block;
  margin-top: 8px;
  color: var(--muted);
  font-size: .82rem;
  line-height: 1.55;
}
.case-native-diagram > p {
  margin: 16px 0 0;
  color: var(--muted);
  font-size: .9rem;
  line-height: 1.65;
}
.case-study-v2 code {
  padding: .12em .4em;
  border: 1px solid rgba(8,9,8,.12);
  border-radius: 7px;
  background: #f3f5f0;
  font-family: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
  font-size: .9em;
  overflow-wrap: anywhere;
}
.case-layer-notes {
  display: grid;
  grid-template-columns: repeat(3,minmax(0,1fr));
  gap: 12px;
  margin-top: 26px;
}
.case-layer-notes article {
  padding: 20px 20px 22px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: #f8faf6;
}
.case-layer-notes small {
  color: var(--deep);
  font-size: .72rem;
  font-weight: 900;
  line-height: 1.45;
}
.case-layer-notes p {
  margin: 12px 0 0;
  color: var(--muted);
  font-size: .9rem;
  line-height: 1.76;
}
.case-blueprint-flow {
  display: grid;
  grid-template-columns: minmax(0,1fr) auto minmax(0,1fr) auto minmax(0,1fr) auto minmax(0,1fr) auto minmax(0,1fr);
  align-items: stretch;
  gap: 10px;
  margin-top: 34px;
}
.case-blueprint-flow article {
  min-width: 0;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: #fff;
}
.case-blueprint-flow article:nth-of-type(2n) {
  background: #effff2;
}
.case-blueprint-flow > span {
  align-self: center;
  color: var(--deep);
  font-weight: 900;
}
.case-blueprint-flow small,
.case-document-grid small,
.case-schema-block small {
  display: block;
  color: var(--deep);
  font-size: .68rem;
  font-weight: 900;
  line-height: 1.45;
  text-transform: uppercase;
}
.case-blueprint-flow h3 {
  margin: 30px 0 8px;
  font-size: 1.08rem;
  line-height: 1.22;
}
.case-blueprint-flow p {
  margin: 0;
  color: var(--muted);
  font-size: .78rem;
  line-height: 1.6;
}
.case-document-grid {
  display: grid;
  grid-template-columns: repeat(4,minmax(0,1fr));
  gap: 12px;
  margin-top: 36px;
}
.case-document-grid article {
  min-height: 245px;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: 20px;
  background: #fff;
}
.case-document-grid article:nth-child(odd) {
  background: #effff2;
}
.case-document-grid span {
  display: inline-grid;
  place-items: center;
  min-width: 38px;
  height: 30px;
  padding-inline: 9px;
  border-radius: 999px;
  background: var(--ink);
  color: var(--flow);
  font-size: .7rem;
  font-weight: 900;
}
.case-document-grid small {
  margin-top: 44px;
}
.case-document-grid h3 {
  margin: 7px 0 9px;
  font-size: 1.32rem;
  line-height: 1.22;
}
.case-document-grid p {
  margin: 0;
  color: var(--muted);
  font-size: .86rem;
  line-height: 1.68;
}
.case-schema-block {
  display: grid;
  grid-template-columns: minmax(180px,.38fr) minmax(0,1fr);
  gap: 0;
  margin: 32px 0;
  overflow: hidden;
  border: 1px solid #151815;
  border-radius: 20px;
  background: #080908;
}
.case-schema-block > div {
  padding: 24px;
  background: #effff2;
}
.case-schema-block h3 {
  margin: 48px 0 0;
  font-size: 1.35rem;
  line-height: 1.2;
}
.case-schema-block pre {
  margin: 0;
  overflow-x: auto;
  background: #080908;
  color: #edf4ee;
  -webkit-overflow-scrolling: touch;
}
.case-schema-block code {
  display: block;
  min-width: 620px;
  padding: 24px;
  border: 0;
  border-radius: 0;
  background: transparent;
  color: inherit;
  font-size: .82rem;
  line-height: 1.7;
  white-space: pre;
}
.case-architecture-map {
  display: grid;
  grid-template-columns: repeat(3,minmax(0,1fr));
  gap: 12px;
  margin-top: 38px;
  counter-reset: arch;
}
.case-architecture-map article {
  min-height: 178px;
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: #fff;
}
.case-architecture-map article:nth-child(3n+1) {
  background: #effff2;
}
.case-architecture-map article span {
  display: inline-grid;
  place-items: center;
  min-width: 34px;
  height: 28px;
  padding-inline: 8px;
  border-radius: 999px;
  background: var(--ink);
  color: var(--flow);
  font-size: .68rem;
  font-weight: 900;
}
.case-architecture-map h3 {
  margin: 34px 0 8px;
  font-size: 1.18rem;
  line-height: 1.25;
}
.case-architecture-map p {
  margin: 0;
  color: var(--muted);
  font-size: .82rem;
  line-height: 1.68;
}
.case-metric-strip {
  display: grid;
  grid-template-columns: repeat(4,minmax(0,1fr));
  gap: 1px;
  margin-top: 34px;
  overflow: hidden;
  border: 1px solid #151815;
  border-radius: 20px;
  background: #151815;
}
.case-metric-strip div {
  min-height: 126px;
  padding: 20px;
  background: #080908;
  color: #fff;
}
.case-metric-strip strong {
  display: block;
  color: var(--flow);
  font-size: clamp(1.6rem,3vw,2.6rem);
  line-height: 1.08;
  letter-spacing: -.025em;
}
.case-metric-strip span {
  display: block;
  margin-top: 10px;
  color: #c6cec6;
  font-size: .78rem;
  line-height: 1.55;
}
.case-adoption-grid {
  display: grid;
  grid-template-columns: repeat(3,minmax(0,1fr));
  gap: 12px;
  margin-top: 44px;
}
.case-adoption-grid article {
  min-height: 315px;
  padding: 24px;
  border-radius: 20px;
}
.case-adoption-grid small {
  display: block;
  margin-top: 46px;
  color: var(--muted);
  font-size: .65rem;
  font-weight: 850;
  text-transform: uppercase;
  letter-spacing: .08em;
}
.case-board-questions {
  display: grid;
  grid-template-columns: minmax(250px,.75fr) minmax(0,1.25fr);
  gap: 42px;
  margin-top: 44px;
  padding: clamp(28px,4vw,44px);
  border-radius: 24px;
  background: #070807;
  color: #fff;
}
.case-board-questions h3 {
  margin: 9px 0 10px;
  font-size: clamp(1.6rem,3vw,2.5rem);
  line-height: 1.08;
}
.case-board-questions > div p {
  color: #b5bdb6;
  line-height: 1.7;
}
.case-board-questions ol {
  margin: 0 !important;
  padding: 0 !important;
  list-style: none;
}
.case-board-questions li {
  display: grid;
  grid-template-columns: 34px minmax(0,1fr);
  gap: 13px;
  padding: 14px 0;
  border-bottom: 1px solid #303530;
}
.case-board-questions li:last-child { border-bottom: 0; }
.case-board-questions li span {
  color: var(--flow);
  font-size: .66rem;
  font-weight: 900;
}
.case-board-questions li p {
  margin: 0;
  line-height: 1.55;
}
.case-related {
  padding: 72px 0 88px;
  border-top: 1px solid var(--line);
  background: #f5f6f3;
}
.case-related-head {
  display: flex;
  justify-content: space-between;
  gap: 30px;
  align-items: end;
}
.case-related-head h2 {
  max-width: 720px;
  margin: 0;
  font-size: clamp(2rem,4vw,4rem);
  line-height: 1;
  letter-spacing: -.055em;
}
.case-related-grid {
  display: grid;
  grid-template-columns: repeat(3,minmax(0,1fr));
  gap: 14px;
  margin-top: 30px;
}
.case-related-card {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 20px;
  background: #fff;
  transition: transform .22s var(--ease), border-color .22s;
}
.case-related-card:hover {
  transform: translateY(-4px);
  border-color: #9ba39b;
}
.case-related-card img {
  width: 100%;
  height: 165px;
  object-fit: cover;
  background: #fff;
}
.case-related-card > div { padding: 20px; }
.case-related-card small {
  color: var(--muted);
  font-size: .65rem;
  font-weight: 800;
}
.case-related-card h3 {
  margin: 8px 0;
  font-size: 1.22rem;
  line-height: 1.25;
}
.case-related-card p {
  min-height: 48px;
  margin: 0;
  color: var(--muted);
  font-size: .79rem;
  line-height: 1.55;
}
.case-related-card span,
.case-card-link {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 18px;
  padding-top: 13px;
  border-top: 1px solid var(--line);
  font-size: .74rem;
  font-weight: 850;
}
.case-related-card b,
.case-card-link b {
  display: grid;
  place-items: center;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--ink);
  color: var(--flow);
}
.case-next-cta {
  padding: 62px 0;
  background: var(--ink);
  color: #fff;
}
.case-next-cta__inner {
  display: grid;
  grid-template-columns: minmax(0,1fr) auto;
  gap: 34px;
  align-items: end;
}
.case-next-cta small {
  color: var(--flow);
  font-size: .7rem;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: .09em;
}
.case-next-cta h2 {
  max-width: 760px;
  margin: 7px 0 10px;
  font-size: clamp(2.2rem,4.8vw,4.7rem);
  line-height: .98;
  letter-spacing: -.055em;
}
.case-next-cta p {
  max-width: 700px;
  margin: 0;
  color: #afb7b0;
}
.case-next-cta__inner > div:last-child {
  display: flex;
  flex-wrap: wrap;
  justify-content: end;
  gap: 10px;
}
.case-next-cta .btn--ghost {
  border-color: #485048;
  color: #fff;
}
.case-source-foot {
  padding-block: 46px;
  background: #0b0c0b;
  color: #fff;
}
.case-source-card {
  display: grid;
  grid-template-columns: 66px minmax(0,1fr);
  gap: 24px;
  align-items: start;
  max-width: 1050px;
}
.case-source-card__icon {
  display: grid;
  place-items: center;
  width: 62px;
  height: 62px;
  border: 1px solid #3a423b;
  border-radius: 19px;
  color: var(--flow);
}
.case-source-card__icon .ff-icon {
  width: 27px;
  height: 27px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.7;
}
.case-source-card small {
  color: var(--flow);
  font-size: .7rem;
  font-weight: 900;
  letter-spacing: .09em;
  text-transform: uppercase;
}
.case-source-card h2 {
  margin: 5px 0 10px;
  font-size: clamp(1.5rem,3vw,2.5rem);
  letter-spacing: -.04em;
}
.case-source-card p {
  max-width: 850px;
  margin: 0 0 18px;
  color: #aeb6af;
  line-height: 1.7;
}
.case-source-card a {
  display: inline-flex;
  gap: 8px;
  align-items: center;
  border-bottom: 1px solid var(--flow);
  color: #fff;
  font-weight: 750;
  overflow-wrap: anywhere;
}
.case-card-media {
  position: relative;
  min-height: 235px;
  overflow: hidden;
  background: #edf0eb;
}
.case-card-media img {
  width: 100%;
  height: 100%;
  min-height: 235px;
  object-fit: cover;
  transition: transform .45s var(--ease);
}
.case-card-media--contain {
  display: grid;
  place-items: center;
  background: #fff;
}
.case-card-media--contain img {
  object-fit: contain;
  padding: 16px;
  background: #fff;
}
.case-card-media span {
  position: absolute;
  left: 14px;
  bottom: 14px;
  padding: 7px 9px;
  border-radius: 999px;
  background: rgba(5,5,5,.86);
  color: #fff;
  font-size: .68rem;
  font-weight: 850;
  letter-spacing: .03em;
}

.case-study-v2 :is(
  .case-question-panel h3,
  .case-subhead h3,
  .case-callout h3,
  .case-process h3,
  .case-icon-card h3,
  .case-decision-card h3,
  .case-value-cards h3,
  .case-fit-card h3,
  .case-adoption-grid h3,
  .case-board-questions h3,
  .case-related-head h2,
  .case-next-cta h2,
  .case-source-card h2
) {
  text-wrap: balance;
}

.case-study-v2 :is(
  .case-callout h3,
  .case-process h3,
  .case-icon-card h3,
  .case-decision-card h3,
  .case-value-cards h3,
  .case-adoption-grid h3
) {
  line-height: 1.25;
  letter-spacing: -.025em;
}

.case-study-v2 :is(
  .case-question-panel h3,
  .case-subhead h3,
  .case-board-questions h3
) {
  line-height: 1.18;
  letter-spacing: -.028em;
}

.case-study-v2 :is(
  .case-callout p,
  .case-decision-card p,
  .case-value-cards p,
  .case-adoption-grid p,
  .case-board-questions p,
  .case-related-card p,
  .case-source-card p,
  .case-next-cta p
) {
  line-height: 1.72;
}

.case-study-v2 :is(
  .case-question-panel small,
  .case-subhead small,
  .case-board-questions small,
  .case-callout small,
  .case-why-read small,
  .case-value-cards small,
  .case-decision-card small,
  .case-fit-card small,
  .case-adoption-grid small,
  .case-related-card small,
  .case-source-card small,
  .case-next-cta small
) {
  line-height: 1.38;
}

.case-study-v2 .case-related-head h2,
.case-study-v2 .case-next-cta h2 {
  line-height: 1.1;
  letter-spacing: -.035em;
}

.case-study-v2 .case-source-card h2 {
  line-height: 1.18;
  letter-spacing: -.028em;
}

.case-study-v2 .case-figure figcaption,
.case-study-v2 .case-card-link,
.case-study-v2 .case-related-card span,
.case-study-v2 .case-toc nav a {
  line-height: 1.55;
}

.case-library-card--linked {
  display: block;
  transition: transform .25s var(--ease), box-shadow .25s, border-color .25s;
}
.case-library-card--linked:hover {
  transform: translateY(-5px);
  border-color: #9ca49c;
  box-shadow: var(--shadow-sm);
}
.case-library-card--linked:hover .case-card-media img { transform: scale(1.035); }

@media (max-width: 1050px) {
  .case-study-v2 .case-study-hero__grid { grid-template-columns: 1fr; }
  .case-study-v2 .case-study-hero__media {
    justify-self: start;
    max-width: 560px;
  }
  .case-question-panel,
  .case-board-questions { grid-template-columns: 1fr; }
  .case-value-chain { grid-template-columns: repeat(2,minmax(0,1fr)); }
  .case-value-chain li:nth-child(2)::after { display: none; }
  .case-adoption-grid,
  .case-related-grid { grid-template-columns: 1fr 1fr; }
  .case-layer-notes,
  .case-architecture-map,
  .case-value-cards--triple,
  .case-document-grid,
  .case-metric-strip { grid-template-columns: repeat(2,minmax(0,1fr)); }
  .case-blueprint-flow {
    grid-template-columns: 1fr;
  }
  .case-blueprint-flow > span {
    justify-self: start;
    margin-left: 20px;
    transform: rotate(90deg);
  }
  .case-decision-grid { grid-template-columns: 1fr 1fr; }
  .case-next-cta__inner { grid-template-columns: 1fr; }
  .case-next-cta__inner > div:last-child { justify-content: start; }
}

@media (max-width: 760px) {
  .case-study-v2 .case-study-hero {
    padding-top: 20px;
  }
  .case-study-v2 .case-study-hero__grid {
    margin-top: 20px;
    gap: 22px;
  }
  .case-study-v2 .case-study-hero h1 {
    font-size: clamp(2.32rem,10.8vw,3.75rem);
    line-height: 1.14;
    letter-spacing: -.032em;
  }
  .case-study-v2 .case-study-lead {
    margin-top: 18px;
    font-size: .93rem;
    line-height: 1.8;
  }
  .case-study-v2 .case-study-actions {
    margin-top: 20px;
  }
  .case-study-v2 .case-study-actions .btn,
  .case-next-cta .btn {
    flex: 1 1 100%;
  }
  .case-study-v2 .case-study-hero__media {
    max-width: 100%;
  }
  .case-study-v2 .case-study-hero__media img {
    height: 190px;
  }
  .case-study-v2 .case-study-hero__media--scene img {
    height: auto;
  }
  .case-study-v2 .case-proof-rail {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1px;
  }
  .case-study-v2 .case-proof-rail > div {
    min-height: 90px;
  }
  .case-study-v2 .case-proof-note {
    font-size: .62rem;
  }
  .case-study-v2 .case-reading-map {
    grid-template-columns: 1fr;
    border-radius: 16px;
  }
  .case-study-v2 .case-reading-map > div,
  .case-study-v2 .case-reading-map > a {
    min-height: 0;
    padding: 16px;
  }
  .case-study-v2 .case-story-shell {
    display: block;
    padding-top: clamp(22px,7vw,34px);
  }
  .case-study-v2 .case-toc {
    position: static;
    top: auto;
    z-index: auto;
    margin: 0 0 36px;
    padding: 0;
    overflow-x: hidden;
    overscroll-behavior-x: none;
    touch-action: pan-y;
    border-bottom: 0;
    background: transparent;
    backdrop-filter: none;
  }
  .case-study-v2 .case-toc-inner {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    width: auto;
  }
  .case-study-v2 .case-toc-inner small,
  .case-study-v2 .case-toc-source {
    display: none;
  }
  .case-study-v2 .case-toc nav {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
  }
  .case-study-v2 .case-toc nav a {
    padding: 8px 11px;
    border: 1px solid var(--line);
    border-radius: 999px;
    white-space: normal;
    font-size: .72rem;
  }
  .case-study-v2 .case-toc nav a.is-active {
    border-color: var(--ink);
    background: var(--ink);
    color: var(--flow);
  }
  .case-study-v2 .case-section {
    padding-block: 62px;
    scroll-margin-top: calc(var(--header-h) + 42px);
  }
  .case-study-v2 .case-section > .eyebrow {
    margin-bottom: 14px;
    font-size: .72rem;
    line-height: 1.45;
    letter-spacing: .075em;
  }
  .case-study-v2 .case-section h2 {
    font-size: clamp(1.82rem,7.2vw,2.55rem);
    line-height: 1.2;
    letter-spacing: -.018em;
  }
  .case-study-legacy .case-section h2 {
    max-width: 100%;
    font-size: clamp(1.58rem,6.4vw,2.18rem);
    line-height: 1.24;
    letter-spacing: -.012em;
  }
  .case-study-v2 .case-section > p:not(.eyebrow),
  .case-study-v2 .case-section > ul,
  .case-study-v2 .case-section > ol {
    font-size: .98rem;
    line-height: 1.84;
  }
  .case-study-v2 :is(
    .case-question-panel h3,
    .case-subhead h3,
    .case-callout h3,
    .case-board-questions h3,
    .case-related-head h2,
    .case-next-cta h2,
    .case-source-card h2
  ) {
    line-height: 1.2;
    letter-spacing: -.024em;
  }
  .case-reference-list {
    grid-template-columns: 1fr;
  }
  .case-question-panel,
  .case-fact-grid,
  .case-icon-grid,
  .case-value-cards,
  .case-value-cards--triple,
  .case-fit-grid,
  .case-adoption-grid,
  .case-related-grid,
  .case-value-chain,
  .case-decision-grid,
  .case-figure-grid,
  .case-layer-notes,
  .case-architecture-map,
  .case-blueprint-flow,
  .case-document-grid,
  .case-metric-strip {
    grid-template-columns: 1fr;
  }
  .case-blueprint-flow {
    gap: 8px;
  }
  .case-blueprint-flow article {
    padding: 18px 18px 19px;
  }
  .case-blueprint-flow h3 {
    margin-top: 18px;
  }
  .case-document-grid article {
    min-height: 190px;
  }
  .case-document-grid small {
    margin-top: 28px;
  }
  .case-schema-block {
    grid-template-columns: 1fr;
    margin-inline: -12px;
    border-left: 0;
    border-right: 0;
    border-radius: 0;
  }
  .case-schema-block > div {
    padding: 20px 18px;
  }
  .case-schema-block h3 {
    margin-top: 18px;
  }
  .case-schema-block code {
    min-width: 0;
    padding: 20px 18px;
    font-size: .74rem;
    line-height: 1.65;
    white-space: pre-wrap;
    overflow-wrap: anywhere;
    word-break: break-word;
  }
  .case-layer-notes p {
    font-size: .86rem;
    line-height: 1.72;
  }
  .case-subhead {
    margin-top: 26px;
  }
  .case-subhead--relation {
    margin: 34px 0 26px;
    padding: 20px 18px 22px;
    border-radius: 18px;
  }
  .case-subhead--relation small {
    margin-bottom: 12px;
    line-height: 1.48;
  }
  .case-subhead h3 {
    line-height: 1.24;
    letter-spacing: -.018em;
  }
  .case-subhead--relation h3 {
    line-height: 1.28;
  }
  .case-comparison-table {
    margin-inline: -12px;
    border-left: 0;
    border-right: 0;
    border-radius: 0;
  }
  .case-comparison-table > div {
    min-width: 680px;
  }
  .case-architecture-map article {
    min-height: 154px;
  }
  .case-architecture-map h3 {
    margin-top: 24px;
  }
  .case-figure--wide-diagram {
    margin-inline: -12px;
    border-left: 0;
    border-right: 0;
    border-radius: 0;
  }
  .case-figure--wide-diagram img {
    width: 920px;
    max-width: none;
    padding: 14px;
  }
  .case-figure--dark-diagram img {
    width: 920px;
    padding: 0;
  }
  .case-figure--mobile-fit > a {
    overflow: hidden;
  }
  .case-figure--mobile-fit img,
  .case-figure--dark-diagram.case-figure--mobile-fit img {
    width: 100%;
    max-width: 100%;
    height: auto;
    padding: 0;
  }
  .case-agent-table {
    margin-inline: -12px;
    border-left: 0;
    border-right: 0;
    border-radius: 0;
  }
  .case-agent-table table {
    min-width: 1060px;
  }
  .case-agent-table th,
  .case-agent-table td {
    padding: 14px;
    font-size: .78rem;
  }
  .case-data-table {
    margin-inline: -12px;
    border-left: 0;
    border-right: 0;
    border-radius: 0;
  }
  .case-data-table table {
    min-width: 0;
    table-layout: fixed;
  }
  .case-data-table--wide table {
    min-width: 760px;
    table-layout: auto;
  }
  .case-data-table th,
  .case-data-table td {
    padding: 12px;
    font-size: .76rem;
  }
  .case-data-table tbody th {
    width: 34%;
    font-size: .84rem;
  }
  .case-native-diagram {
    margin-inline: -12px;
    border-left: 0;
    border-right: 0;
    border-radius: 0;
    padding: 16px 14px;
  }
  .case-native-diagram__nodes {
    min-width: 0;
    grid-template-columns: 1fr;
  }
  .case-native-diagram__nodes article {
    min-height: 0;
    padding: 15px;
  }
  .case-native-diagram__nodes article:not(:last-child)::after {
    top: auto;
    right: auto;
    bottom: -17px;
    left: 50%;
    transform: translateX(-50%);
    content: "↓";
  }
  .case-metric-strip div {
    min-height: 106px;
  }
  .case-callout {
    grid-template-columns: 1fr;
    padding: 22px;
  }
  .case-value-chain li {
    min-height: 170px;
  }
  .case-value-chain li::after {
    display: none !important;
  }
  .case-value-chain strong {
    margin-top: 35px;
  }
  .case-figure-grid .case-figure:last-child:nth-child(odd) {
    grid-column: auto;
  }
  .case-figure > a {
    min-height: 260px;
  }
  .case-figure--scene > a {
    min-height: 0;
  }
  .case-decision-card {
    min-height: 230px;
  }
  .case-decision-card h3 {
    margin-top: 52px;
  }
  .case-board-questions {
    gap: 22px;
    padding: 24px;
  }
  .case-related-head { display: block; }
  .case-related-head .text-link {
    margin-top: 16px;
  }
  .case-next-cta__inner > div:last-child {
    width: 100%;
  }
  .case-source-card {
    grid-template-columns: 1fr;
  }
  .case-source-card__icon {
    width: 52px;
    height: 52px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .case-icon-card,
  .case-library-card--linked,
  .case-card-media img,
  .case-figure img,
  .case-related-card {
    transition: none !important;
    transform: none !important;
  }
}