:root {
  --forest: #173f33;
  --forest-dark: #0d2d25;
  --forest-soft: #2f5b4c;
  --linen: #f2ecdf;
  --linen-light: #faf7ef;
  --ink: #18251f;
  --muted: #5f695f;
  --gold: #b39758;
  --gold-light: #d3bd82;
  --rule: rgba(24, 37, 31, 0.19);
  --white-rule: rgba(255, 255, 255, 0.24);
  --sans: "Noto Sans SC", "Microsoft YaHei", "PingFang SC", "Source Han Sans SC", system-ui, sans-serif;
  --mono: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
  --page: min(1440px, calc(100% - 72px));
}

* { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  scroll-padding-top: 92px;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--linen);
  font-family: var(--sans);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

body::before {
  position: fixed;
  inset: 0;
  z-index: 20;
  pointer-events: none;
  content: "";
  opacity: 0.27;
  background-image:
    radial-gradient(circle at 20% 30%, rgba(49, 40, 25, 0.12) 0 0.45px, transparent 0.7px),
    radial-gradient(circle at 70% 65%, rgba(255, 255, 255, 0.65) 0 0.5px, transparent 0.75px);
  background-size: 5px 5px, 7px 7px;
  mix-blend-mode: multiply;
}

a { color: inherit; text-decoration: none; }
button, input { font: inherit; }
button { color: inherit; }
svg { display: block; }

:focus-visible {
  outline: 3px solid #d7a931;
  outline-offset: 4px;
}

.skip-link {
  position: fixed;
  top: 12px;
  left: 16px;
  z-index: 100;
  padding: 10px 16px;
  color: #fff;
  background: var(--forest-dark);
  transform: translateY(-160%);
  transition: transform 160ms ease;
}

.skip-link:focus { transform: translateY(0); }

.section-pad {
  width: var(--page);
  margin-inline: auto;
  padding-block: 128px;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  min-height: 78px;
  padding: 0 max(36px, calc((100vw - 1440px) / 2));
  border-bottom: 1px solid var(--rule);
  background: rgba(242, 236, 223, 0.9);
  backdrop-filter: blur(16px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 13px;
  flex-shrink: 0;
}

.brand-mark { width: 38px; height: 38px; color: var(--forest); }
.brand-mark svg { width: 100%; height: 100%; fill: none; stroke: currentColor; stroke-width: 2; }
.brand-mark circle { fill: var(--gold); stroke: var(--gold); }

.brand-name {
  display: flex;
  flex-direction: column;
  gap: 1px;
  font-size: 15px;
  font-weight: 750;
  letter-spacing: 0.08em;
  line-height: 1.15;
}

.brand-name span { font-size: 9px; font-weight: 500; letter-spacing: 0.12em; color: var(--muted); }

.site-nav { display: flex; align-items: center; gap: clamp(22px, 2.5vw, 44px); font-size: 14px; }
.site-nav > a:not(.nav-cta) { position: relative; padding-block: 28px; }
.site-nav > a:not(.nav-cta)::after {
  position: absolute;
  left: 0;
  bottom: 20px;
  width: 100%;
  height: 1px;
  content: "";
  background: var(--forest);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 180ms ease;
}
.site-nav > a:hover::after, .site-nav > a[aria-current="true"]::after { transform: scaleX(1); transform-origin: left; }

.nav-cta {
  display: inline-flex;
  align-items: center;
  gap: 28px;
  padding: 12px 14px 12px 18px;
  color: var(--linen-light);
  background: var(--forest);
  transition: background 160ms ease, transform 160ms ease;
}
.nav-cta:hover { background: var(--forest-dark); transform: translateY(-2px); }
.menu-toggle { display: none; }

.hero {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(380px, 0.95fr);
  grid-template-rows: 1fr auto;
  gap: 62px clamp(48px, 7vw, 118px);
  min-height: calc(100vh - 78px);
  padding-top: clamp(72px, 8vw, 126px);
  padding-bottom: 54px;
  overflow: hidden;
}

.hero-copy { align-self: center; max-width: 740px; }
.eyebrow { display: flex; align-items: center; gap: 16px; margin: 0 0 28px; font-size: 12px; letter-spacing: 0.2em; color: var(--forest-soft); }
.eyebrow span { font-family: var(--mono); font-size: 10px; letter-spacing: 0.08em; }
.eyebrow::before { width: 34px; height: 1px; content: ""; background: currentColor; }

h1, h2, h3, p { margin-top: 0; }
h1 {
  max-width: 760px;
  margin-bottom: 32px;
  font-size: clamp(54px, 6.15vw, 98px);
  font-weight: 470;
  letter-spacing: -0.055em;
  line-height: 1.03;
}
h1 em, .scenario-heading h2 em { display: block; font-style: normal; color: var(--forest); }
.hero-intro { max-width: 600px; margin-bottom: 40px; color: #4f5c54; font-size: clamp(16px, 1.25vw, 19px); line-height: 1.9; }

.button-row { display: flex; align-items: center; flex-wrap: wrap; gap: 26px; }
.button {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: space-between;
  min-width: 190px;
  gap: 34px;
  padding: 17px 19px 17px 22px;
  overflow: hidden;
  font-size: 14px;
  font-weight: 650;
  transition: color 180ms ease, transform 180ms ease, box-shadow 180ms ease;
}
.button::before { position: absolute; inset: 0; content: ""; background: var(--gold); transform: translateX(-102%); transition: transform 220ms cubic-bezier(.7, 0, .2, 1); }
.button > span, .button { isolation: isolate; }
.button:hover { color: var(--forest-dark); transform: translateY(-2px); box-shadow: 0 10px 24px rgba(13, 45, 37, 0.14); }
.button:hover::before { transform: translateX(0); }
.button-primary { color: #fff; background: var(--forest); }
.text-link, .closing-link { display: inline-flex; align-items: center; gap: 12px; padding: 10px 0; border-bottom: 1px solid var(--rule); font-size: 14px; font-weight: 650; }
.text-link span, .closing-link span { transition: transform 160ms ease; }
.text-link:hover span { transform: translate(4px, 4px); }

.hero-visual {
  position: relative;
  align-self: center;
  justify-self: end;
  width: min(100%, 620px);
  aspect-ratio: 1;
}
.hero-visual::before { position: absolute; inset: 12% 9%; border: 1px solid var(--rule); content: ""; transform: rotate(6deg); }
.hero-diagram { width: 100%; height: 100%; overflow: visible; }
.diagram-orbit { fill: none; stroke: rgba(23, 63, 51, 0.22); stroke-width: 1; stroke-dasharray: 3 8; }
.diagram-line { fill: none; stroke: var(--forest); stroke-width: 1.2; }
.diagram-line.thin { stroke: rgba(23, 63, 51, 0.36); stroke-width: 0.8; }
.diagram-panel { fill: rgba(250, 247, 239, 0.4); stroke: var(--forest); stroke-width: 1.2; transform-origin: 300px 307px; animation: panel-turn 18s linear infinite; }
.diagram-fill { fill: url(#heroGold); opacity: 0.83; }
.diagram-core { fill: var(--forest); }
.diagram-dot { fill: var(--gold); stroke: var(--linen-light); stroke-width: 4; }
.dot-one { animation: dot-pulse 2.4s ease-in-out infinite; }
.dot-two { animation: dot-pulse 2.4s 0.8s ease-in-out infinite; }
.dot-three { animation: dot-pulse 2.4s 1.6s ease-in-out infinite; }
@keyframes panel-turn { to { transform: rotate(360deg); } }
@keyframes dot-pulse { 50% { r: 16px; } }

.visual-note { position: absolute; display: flex; flex-direction: column; gap: 4px; min-width: 138px; padding: 14px 16px; border: 1px solid var(--rule); background: rgba(250, 247, 239, 0.9); box-shadow: 0 10px 36px rgba(24, 37, 31, 0.08); }
.visual-note span { color: var(--muted); font-family: var(--mono); font-size: 10px; letter-spacing: 0.16em; }
.visual-note strong { font-size: 15px; letter-spacing: 0.05em; }
.note-top { top: 7%; right: -2%; }
.note-bottom { bottom: 10%; left: 0; }
.visual-stamp { position: absolute; right: 5%; bottom: 22%; display: grid; place-items: center; width: 52px; aspect-ratio: 1; border-radius: 50%; color: var(--linen-light); background: var(--forest); transform: rotate(10deg); }
.visual-stamp span { font-size: 11px; letter-spacing: 0.14em; }
.hero-index { position: absolute; top: 45%; left: 0; color: rgba(23, 63, 51, 0.42); font-family: var(--mono); font-size: 10px; letter-spacing: 0.12em; writing-mode: vertical-rl; }

.hero-principles { grid-column: 1 / -1; display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--rule); }
.hero-principles div { display: grid; grid-template-columns: auto 1fr; gap: 22px; padding: 22px 28px 4px 0; }
.hero-principles div + div { padding-left: 28px; border-left: 1px solid var(--rule); }
.hero-principles span { color: var(--gold); font-family: var(--mono); font-size: 10px; letter-spacing: 0.16em; }
.hero-principles strong { font-size: 13px; font-weight: 550; letter-spacing: 0.05em; }

.manifesto { display: grid; grid-template-columns: 0.42fr 1.1fr 0.72fr; gap: 46px 68px; border-top: 1px solid var(--rule); }
.section-kicker { grid-row: 1 / span 2; display: flex; align-items: flex-start; gap: 16px; color: var(--forest-soft); font-size: 12px; letter-spacing: 0.2em; }
.section-kicker span { font-family: var(--mono); font-size: 10px; }
.section-kicker p { margin: 0; }
.manifesto-title { grid-column: 2 / 4; }
.manifesto h2, .section-heading h2, .scenario-heading h2, .process h2, .faq h2, .closing h2 {
  margin-bottom: 0;
  font-size: clamp(40px, 4.4vw, 68px);
  font-weight: 470;
  letter-spacing: -0.045em;
  line-height: 1.15;
}
.manifesto h2 span { color: var(--forest); }
.manifesto-copy { grid-column: 2; padding-top: 28px; border-top: 1px solid var(--rule); }
.manifesto-copy p { color: #46544c; font-size: 16px; line-height: 2; }
.manifesto-copy p:last-child { margin-bottom: 0; }
.manifesto-aside { align-self: end; padding: 24px; color: var(--linen-light); background: var(--forest); transform: translateY(48px); }
.manifesto-aside > span { display: block; margin-bottom: 44px; color: var(--gold-light); font-family: var(--mono); font-size: 10px; letter-spacing: 0.15em; }
.manifesto-aside blockquote { margin: 0; font-size: clamp(19px, 1.6vw, 24px); line-height: 1.65; }

.capabilities { width: 100%; padding-inline: max(36px, calc((100vw - 1440px) / 2)); background: var(--forest); color: var(--linen-light); }
.section-heading { display: grid; grid-template-columns: 1.4fr 0.6fr; gap: 70px; align-items: end; }
.section-heading .eyebrow { color: var(--gold-light); }
.section-heading > p { max-width: 470px; margin-bottom: 5px; color: rgba(250, 247, 239, 0.7); line-height: 1.9; }
.filter-bar { display: flex; align-items: center; gap: 10px; margin-top: 76px; padding-bottom: 22px; border-bottom: 1px solid var(--white-rule); }
.filter-button { padding: 8px 14px; border: 1px solid var(--white-rule); color: rgba(250, 247, 239, 0.72); background: transparent; font-size: 12px; cursor: pointer; transition: color 160ms ease, background 160ms ease; }
.filter-button:hover, .filter-button.is-active { color: var(--forest-dark); background: var(--gold-light); border-color: var(--gold-light); }
.filter-status { margin: 0 0 0 auto; color: rgba(250, 247, 239, 0.55); font-family: var(--mono); font-size: 10px; letter-spacing: 0.1em; }
.capability-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); }
.capability-card { min-height: 440px; padding: 28px 26px 26px; border-bottom: 1px solid var(--white-rule); transition: background 180ms ease, transform 180ms ease, opacity 180ms ease; }
.capability-card + .capability-card { border-left: 1px solid var(--white-rule); }
.capability-card.is-first-visible { border-left: 0; }
.capability-card:hover { background: rgba(255, 255, 255, 0.055); transform: translateY(-6px); }
.capability-card[hidden] { display: none; }
.card-top { display: flex; justify-content: space-between; align-items: flex-start; min-height: 116px; color: var(--gold-light); font-family: var(--mono); font-size: 11px; }
.card-symbol { display: grid; place-items: center; width: 38px; height: 38px; font-family: var(--sans); font-size: 34px; font-weight: 200; }
.card-symbol.round { border: 1px solid var(--gold-light); border-radius: 50%; }
.card-symbol.bars { display: flex; align-items: flex-end; gap: 4px; padding: 8px; border: 1px solid rgba(211, 189, 130, 0.5); }
.card-symbol.bars i { width: 4px; background: var(--gold-light); }
.card-symbol.bars i:nth-child(1) { height: 8px; }.card-symbol.bars i:nth-child(2) { height: 15px; }.card-symbol.bars i:nth-child(3) { height: 21px; }
.card-symbol.arrow { font-size: 25px; }
.capability-card h3 { margin-bottom: 20px; font-size: 24px; font-weight: 560; letter-spacing: 0.02em; }
.capability-card p { min-height: 110px; color: rgba(250, 247, 239, 0.66); font-size: 14px; line-height: 1.9; }
.capability-card ul { display: flex; flex-wrap: wrap; gap: 7px; margin: 30px 0 0; padding: 0; list-style: none; }
.capability-card li { padding: 5px 8px; border: 1px solid var(--white-rule); color: rgba(250, 247, 239, 0.75); font-size: 10px; letter-spacing: 0.1em; }

.scenarios { display: grid; grid-template-columns: 0.84fr 1.16fr 0.84fr; grid-template-rows: auto auto; gap: 32px; }
.scenario-heading { grid-column: 1 / 3; grid-row: 1; padding: 12px 7% 60px 0; }
.scenario-heading > p:last-child { max-width: 540px; margin: 30px 0 0 auto; color: var(--muted); font-size: 16px; line-height: 1.9; }
.scenario-card { align-self: end; }
.scenario-art { position: relative; height: 350px; overflow: hidden; background: #ded4bf; }
.scenario-one { grid-column: 1; grid-row: 3; }
.scenario-two { grid-column: 2; grid-row: 2 / 4; }
.scenario-two .scenario-art { height: 480px; }
.scenario-three { grid-column: 3; grid-row: 1 / 4; align-self: start; margin-top: 116px; }
.scenario-three .scenario-art { height: 410px; }
.shape { position: absolute; display: block; }
.art-home { background: #d6cbb3; }
.art-home::before, .art-smart::before, .art-gift::before { position: absolute; inset: 0; content: ""; background: linear-gradient(135deg, rgba(255,255,255,.3), transparent 48%, rgba(13,45,37,.08)); }
.art-home .arch { left: 12%; bottom: -9%; width: 66%; height: 80%; border-radius: 50% 50% 0 0; background: var(--forest); }
.art-home .vase { right: 12%; bottom: 12%; width: 27%; height: 45%; border-radius: 48% 48% 32% 32%; background: var(--gold-light); transform: rotate(4deg); }
.art-home .line { top: 17%; left: 16%; width: 41%; height: 1px; background: var(--forest-dark); transform: rotate(-18deg); }
.art-smart { background: #aab9ae; }
.art-smart .disc { top: 12%; left: 12%; width: 76%; aspect-ratio: 1; border: 1px solid rgba(13,45,37,.55); border-radius: 50%; }
.art-smart .device { top: 23%; left: 29%; width: 42%; height: 58%; border: 2px solid var(--linen-light); border-radius: 18px; background: var(--forest); box-shadow: 22px 24px 0 rgba(179,151,88,.72); transform: rotate(-5deg); }
.art-smart .signal { top: 35%; left: 42%; width: 16%; aspect-ratio: 1; border: 2px solid var(--gold-light); border-radius: 50%; }
.art-smart .signal::before, .art-smart .signal::after { position: absolute; inset: -16px; border: 1px solid rgba(211,189,130,.52); border-radius: 50%; content: ""; }
.art-smart .signal::after { inset: -32px; }
.art-gift { background: #b59b63; }
.art-gift .box { left: 15%; bottom: 14%; width: 70%; height: 60%; border: 1px solid var(--linen-light); background: #234b3d; box-shadow: -18px -18px 0 rgba(250,247,239,.27); transform: rotate(3deg); }
.art-gift .ribbon-v { left: 47%; bottom: 14%; width: 13%; height: 60%; background: var(--gold-light); transform: rotate(3deg); }
.art-gift .ribbon-h { left: 13%; bottom: 37%; width: 74%; height: 11%; background: var(--gold-light); transform: rotate(3deg); }
.scenario-meta { display: flex; justify-content: space-between; align-items: baseline; gap: 18px; padding: 19px 0 12px; border-bottom: 1px solid var(--rule); }
.scenario-meta span { color: var(--muted); font-family: var(--mono); font-size: 10px; letter-spacing: 0.12em; }
.scenario-meta strong { font-size: 20px; font-weight: 560; }
.scenario-card > p { margin: 13px 0 0; color: var(--muted); font-size: 13px; line-height: 1.7; }
.scenario-note { grid-column: 1; grid-row: 2; align-self: end; padding: 24px 0; border-top: 1px solid var(--rule); border-bottom: 1px solid var(--rule); }
.scenario-note span { color: var(--gold); font-family: var(--mono); font-size: 10px; letter-spacing: .14em; }
.scenario-note p { margin: 18px 0 0; font-size: 17px; line-height: 1.75; }

.process { display: grid; grid-template-columns: 0.72fr 1.28fr; gap: 82px 100px; border-top: 1px solid var(--rule); }
.process-heading { grid-column: 1; grid-row: 1; }
.process-heading > p:last-child { margin-top: 30px; color: var(--muted); line-height: 1.9; }
.process-list { grid-column: 2; grid-row: 1; margin: 0; padding: 0; border-top: 1px solid var(--rule); list-style: none; }
.process-list li { display: grid; grid-template-columns: 80px 1fr; gap: 20px; padding: 27px 0; border-bottom: 1px solid var(--rule); }
.process-list li > span { padding-top: 5px; color: var(--gold); font-family: var(--mono); font-size: 11px; }
.process-list h3 { margin-bottom: 9px; font-size: 20px; font-weight: 580; }
.process-list p { margin: 0; color: var(--muted); line-height: 1.8; }
.readiness { grid-column: 1 / 3; display: grid; grid-template-columns: .8fr 1.45fr auto; gap: 34px; align-items: start; margin-top: 20px; padding: 34px; border: 1px solid var(--rule); background: var(--linen-light); }
.readiness-head { display: flex; flex-direction: column; justify-content: space-between; gap: 38px; height: 100%; }
.readiness-head > div > span { color: var(--gold); font-family: var(--mono); font-size: 10px; letter-spacing: .14em; }
.readiness h3 { margin: 14px 0 0; font-size: 22px; font-weight: 560; line-height: 1.45; }
.readiness-count { color: var(--muted); font-family: var(--mono); font-size: 11px; }
.check-list { border-top: 1px solid var(--rule); }
.check-list label { position: relative; display: grid; grid-template-columns: 24px 1fr; gap: 16px; padding: 18px 0; border-bottom: 1px solid var(--rule); cursor: pointer; }
.check-list input { position: absolute; opacity: 0; width: 1px; height: 1px; }
.custom-check { display: grid; place-items: center; width: 21px; height: 21px; margin-top: 2px; border: 1px solid var(--forest); transition: background 140ms ease, transform 140ms ease; }
.custom-check::after { width: 9px; height: 5px; border-left: 2px solid var(--linen-light); border-bottom: 2px solid var(--linen-light); content: ""; opacity: 0; transform: rotate(-45deg) translate(1px, -1px); }
.check-list input:checked + .custom-check { background: var(--forest); transform: rotate(2deg); }
.check-list input:checked + .custom-check::after { opacity: 1; }
.check-list input:focus-visible + .custom-check { outline: 3px solid #d7a931; outline-offset: 3px; }
.check-list strong { display: block; font-size: 14px; font-weight: 620; }
.check-list small { display: block; margin-top: 6px; color: var(--muted); font-size: 12px; line-height: 1.6; }
.reset-checklist { padding: 10px 2px; border: 0; border-bottom: 1px solid var(--forest); background: transparent; font-size: 12px; cursor: pointer; }
.reset-checklist:hover { color: var(--gold); border-color: var(--gold); }

.faq { display: grid; grid-template-columns: .64fr 1.36fr; gap: 100px; padding-top: 40px; }
.faq-heading .eyebrow { margin-bottom: 20px; }
.faq-list { border-top: 1px solid var(--rule); }
.faq-list details { border-bottom: 1px solid var(--rule); }
.faq-list summary { display: flex; align-items: center; justify-content: space-between; gap: 24px; padding: 25px 0; cursor: pointer; list-style: none; font-size: 17px; font-weight: 580; }
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary i { position: relative; flex: 0 0 18px; width: 18px; height: 18px; }
.faq-list summary i::before, .faq-list summary i::after { position: absolute; top: 50%; left: 0; width: 100%; height: 1px; content: ""; background: var(--forest); transition: transform 160ms ease; }
.faq-list summary i::after { transform: rotate(90deg); }
.faq-list details[open] summary i::after { transform: rotate(0); }
.faq-list details p { max-width: 720px; margin: -4px 50px 28px 0; color: var(--muted); line-height: 1.9; }

.closing { position: relative; width: 100%; padding-inline: max(36px, calc((100vw - 1440px) / 2)); overflow: hidden; color: var(--linen-light); background: var(--forest-dark); }
.closing .eyebrow { color: var(--gold-light); }
.closing h2 { position: relative; z-index: 1; max-width: 920px; margin-bottom: 28px; font-size: clamp(54px, 6.7vw, 104px); }
.closing h2 span { color: var(--gold-light); }
.closing > p:not(.eyebrow) { position: relative; z-index: 1; max-width: 600px; color: rgba(250,247,239,.67); font-size: 17px; line-height: 1.9; }
.closing .button-row { position: relative; z-index: 1; margin-top: 42px; }
.button-light { color: var(--forest-dark); background: var(--linen-light); }
.closing-link { color: var(--linen-light); border-color: var(--white-rule); }
.closing-link:hover span { transform: translateY(-4px); }
.closing-brand { position: relative; z-index: 1; display: flex; align-items: center; gap: 12px; margin-top: 104px; padding-top: 28px; border-top: 1px solid var(--white-rule); font-size: 13px; letter-spacing: .08em; }
.closing-brand .brand-mark { color: var(--linen-light); }
.closing-orbit { position: absolute; right: -90px; top: 50%; width: min(50vw, 690px); aspect-ratio: 1; border: 1px solid rgba(211,189,130,.35); border-radius: 50%; transform: translateY(-50%); }
.closing-orbit::before, .closing-orbit::after { position: absolute; border: 1px solid rgba(211,189,130,.24); border-radius: 50%; content: ""; }
.closing-orbit::before { inset: 14%; }.closing-orbit::after { inset: 31%; }
.closing-orbit span { position: absolute; top: 50%; left: -7px; width: 14px; height: 14px; border-radius: 50%; background: var(--gold-light); }
.closing-orbit i { position: absolute; top: 9%; right: 12%; width: 8px; height: 8px; border-radius: 50%; background: var(--linen-light); }

.reveal { opacity: 0; transform: translateY(18px); transition: opacity 520ms ease, transform 520ms cubic-bezier(.2,.8,.2,1); }
.reveal.is-visible { opacity: 1; transform: translateY(0); }

@media (max-width: 1100px) {
  :root { --page: calc(100% - 48px); }
  .site-header { padding-inline: 24px; }
  .site-nav { gap: 19px; }
  .hero { grid-template-columns: 1fr .8fr; gap: 44px; }
  .hero-visual { width: 110%; }
  .manifesto { grid-template-columns: .35fr 1fr .65fr; gap: 42px; }
  .capabilities { padding-inline: 24px; }
  .capability-card { min-height: 470px; padding-inline: 18px; }
  .scenarios { grid-template-columns: .85fr 1.15fr; }
  .scenario-heading { grid-column: 1 / 3; grid-row: 1; }
  .scenario-note { grid-column: 1; grid-row: 2; }
  .scenario-one { grid-column: 1; grid-row: 3; }
  .scenario-two { grid-column: 2; grid-row: 2 / 4; }
  .scenario-three { grid-column: 1 / 3; grid-row: 4; margin-top: 24px; }
  .process { gap: 64px; }
  .readiness { grid-template-columns: .75fr 1.25fr; }
  .reset-checklist { grid-column: 1; align-self: end; justify-self: start; }
  .closing { padding-inline: 24px; }
}

@media (max-width: 820px) {
  :root { --page: calc(100% - 40px); }
  html { scroll-padding-top: 72px; }
  .section-pad { padding-block: 88px; }
  .site-header { min-height: 70px; padding-inline: 20px; flex-wrap: wrap; }
  .brand-name { font-size: 13px; }
  .menu-toggle { position: relative; z-index: 3; align-items: center; gap: 12px; padding: 9px 0 9px 10px; border: 0; background: transparent; cursor: pointer; }
  .js .menu-toggle { display: flex; }
  .menu-toggle-label { font-size: 12px; }
  .menu-lines { position: relative; display: block; width: 24px; height: 16px; }
  .menu-lines i { position: absolute; right: 0; width: 24px; height: 1px; background: var(--ink); transition: top 180ms ease, transform 180ms ease; }
  .menu-lines i:first-child { top: 4px; }.menu-lines i:last-child { top: 12px; }
  .menu-toggle[aria-expanded="true"] .menu-lines i:first-child { top: 8px; transform: rotate(45deg); }
  .menu-toggle[aria-expanded="true"] .menu-lines i:last-child { top: 8px; transform: rotate(-45deg); }
  .site-nav { width: 100%; gap: 20px; padding: 0 0 10px; overflow-x: auto; font-size: 12px; }
  .site-nav > a:not(.nav-cta) { padding: 10px 0; white-space: nowrap; }
  .site-nav > a:not(.nav-cta)::after { display: none; }
  .nav-cta { flex: 0 0 auto; }
  .js .site-nav { position: fixed; inset: 70px 0 auto; display: grid; width: auto; gap: 0; padding: 12px 20px 24px; overflow: visible; border-bottom: 1px solid var(--rule); background: var(--linen-light); box-shadow: 0 18px 36px rgba(13,45,37,.12); opacity: 0; visibility: hidden; transform: translateY(-14px); transition: opacity 170ms ease, transform 170ms ease, visibility 170ms; }
  .js .site-nav.is-open { opacity: 1; visibility: visible; transform: translateY(0); }
  .js .site-nav > a:not(.nav-cta) { padding: 15px 2px; border-bottom: 1px solid var(--rule); }
  .js .nav-cta { margin-top: 14px; }
  body.menu-open { overflow: hidden; }
  .hero { grid-template-columns: 1fr; grid-template-rows: auto auto auto; min-height: auto; padding-top: 70px; }
  .hero-copy { max-width: 680px; }
  .hero-visual { justify-self: center; width: min(88vw, 590px); }
  .hero-principles { grid-column: 1; }
  .hero-index { display: none; }
  .manifesto { grid-template-columns: 1fr 2.1fr; gap: 36px; }
  .section-kicker { grid-column: 1; }
  .manifesto-title { grid-column: 2; }
  .manifesto-copy { grid-column: 2; }
  .manifesto-aside { grid-column: 1; grid-row: 2; transform: none; }
  .section-heading { grid-template-columns: 1fr; gap: 28px; }
  .filter-bar { margin-top: 50px; }
  .capability-grid { grid-template-columns: repeat(2, 1fr); }
  .capability-card { min-height: 390px; }
  .capability-card:nth-child(3) { border-left: 0; }
  .scenarios { grid-template-columns: 1fr 1fr; }
  .process { grid-template-columns: 1fr; gap: 54px; }
  .process-heading, .process-list { grid-column: 1; grid-row: auto; }
  .readiness { grid-column: 1; margin-top: 0; }
  .faq { grid-template-columns: 1fr; gap: 46px; }
}

@media (max-width: 560px) {
  :root { --page: calc(100% - 32px); }
  .section-pad { padding-block: 72px; }
  .brand-mark { width: 33px; height: 33px; }
  .brand-name span { display: none; }
  h1 { font-size: clamp(47px, 15vw, 68px); line-height: 1.08; }
  .hero { gap: 42px; padding-top: 58px; padding-bottom: 32px; }
  .hero-intro { font-size: 15px; }
  .button-row { align-items: flex-start; flex-direction: column; gap: 12px; }
  .hero-visual { width: 104%; margin-left: -2%; }
  .note-top { right: 0; }
  .hero-principles { grid-template-columns: 1fr; }
  .hero-principles div { padding: 18px 0; }
  .hero-principles div + div { padding-left: 0; border-top: 1px solid var(--rule); border-left: 0; }
  .manifesto { grid-template-columns: 1fr; }
  .section-kicker, .manifesto-title, .manifesto-copy, .manifesto-aside { grid-column: 1; grid-row: auto; }
  .manifesto h2, .section-heading h2, .scenario-heading h2, .process h2, .faq h2 { font-size: 39px; }
  .manifesto-aside { margin-top: 12px; }
  .filter-bar { align-items: flex-start; flex-wrap: wrap; }
  .filter-button { flex: 1 1 auto; }
  .filter-status { width: 100%; margin: 10px 0 0; }
  .capability-grid { grid-template-columns: 1fr; }
  .capability-card { min-height: 0; padding: 26px 0 30px; }
  .capability-card + .capability-card { border-left: 0; }
  .card-top { min-height: 86px; }
  .capability-card p { min-height: 0; }
  .scenarios { grid-template-columns: 1fr; gap: 52px; }
  .scenario-heading, .scenario-one, .scenario-two, .scenario-three, .scenario-note { grid-column: 1; grid-row: auto; }
  .scenario-heading { padding: 0; }
  .scenario-heading > p:last-child { margin-left: 0; }
  .scenario-note { order: 1; }
  .scenario-card { order: 2; }
  .scenario-three { margin-top: 0; }
  .scenario-art, .scenario-two .scenario-art, .scenario-three .scenario-art { height: 350px; }
  .process-list li { grid-template-columns: 50px 1fr; }
  .readiness { grid-template-columns: 1fr; padding: 24px 20px; }
  .readiness-head { gap: 22px; }
  .reset-checklist { grid-column: 1; }
  .faq-list summary { font-size: 15px; }
  .faq-list details p { margin-right: 0; font-size: 14px; }
  .closing h2 { font-size: 52px; }
  .closing-orbit { width: 110vw; right: -65vw; }
  .closing-brand { align-items: flex-start; margin-top: 76px; line-height: 1.6; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; }
  .reveal { opacity: 1; transform: none; }
}