:root {
  --blue-700: #336490;
  --blue-600: #46739a;
  --blue-500: #017cc4;
  --blue-600-hover: #0668a4;
  --teal-500: #119dba;
  --green-500: #2bba7e;
  --green-300: #78c29f;
  --green-700: #137550;
  --slate-950: #20242b;
  --slate-900: #2a2d34;
  --slate-800: #3f434d;
  --slate-700: #555b63;
  --slate-600: #727981;
  --slate-300: #c7d0d7;
  --slate-200: #dce3e8;
  --slate-100: #eef2f5;
  --surface-subtle: #f6f8fa;
  --white: #fff;
  --ink: var(--slate-900);
  --muted: var(--slate-700);
  --line: var(--slate-200);
  --line-dark: rgba(255, 255, 255, 0.18);
  --shadow-sm: 0 8px 24px rgba(51, 100, 144, 0.08);
  --shadow-md: 0 18px 48px rgba(51, 100, 144, 0.13);
  --radius-sm: 4px;
  --radius: 6px;
  --radius-card: 10px;
  --radius-panel: 16px;
  --header: 72px;
  --site-hero-height: 368px;
  --shell: min(1200px, calc(100vw - 48px));
  --display: "Libre Franklin", Arial, sans-serif;
  --body: Roboto, Arial, sans-serif;
  --label: var(--display);
  --ease: cubic-bezier(.2, .65, .3, 1);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--white); color: var(--ink); font-family: var(--body); font-size: 16px; line-height: 1.62; -webkit-font-smoothing: antialiased; }
body.nav-open { overflow: hidden; }
a { color: inherit; text-decoration: none; }
button, input, select, textarea { font: inherit; }
img, svg { display: block; max-width: 100%; }
h1, h2, h3, h4, p { margin-top: 0; }
h1, h2, h3, h4 { font-family: var(--display); text-wrap: balance; }
p { text-wrap: pretty; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0; }
.skip-link { position: fixed; top: 8px; left: 8px; z-index: 200; transform: translateY(-160%); padding: 10px 14px; background: var(--white); border: 1px solid var(--blue-500); border-radius: var(--radius); }
.skip-link:focus { transform: translateY(0); }
:focus-visible { outline: 3px solid var(--blue-500); outline-offset: 3px; }
.section-shell { width: var(--shell); margin: 0 auto; }

/* Navigation */
.site-header { height: var(--header); position: sticky; top: 0; z-index: 100; display: flex; align-items: center; padding: 0 max(24px, calc((100vw - 1200px) / 2)); background: rgba(255, 255, 255, .94); border-bottom: 1px solid transparent; backdrop-filter: blur(14px); transition: border-color 200ms var(--ease), box-shadow 200ms var(--ease); }
.site-header.scrolled { border-color: var(--line); box-shadow: 0 4px 18px rgba(51, 100, 144, .06); }
.brand { display: flex; align-items: center; flex: 0 0 auto; }
.brand-logo { width: 126px; height: auto; }
.site-nav { margin-left: auto; display: flex; align-items: center; gap: clamp(17px, 1.7vw, 28px); font-size: 14px; font-weight: 500; }
.site-nav > a:not(.nav-cta) { position: relative; padding: 25px 0 22px; color: var(--slate-700); transition: color 120ms var(--ease); }
.site-nav > a:not(.nav-cta)::after { content: ""; position: absolute; left: 0; right: 0; bottom: 17px; height: 2px; background: var(--blue-500); transform: scaleX(0); transform-origin: left; transition: transform 120ms var(--ease); }
.site-nav > a:not(.nav-cta):hover, .site-nav > a:not(.nav-cta)[aria-current="page"] { color: var(--blue-500); }
.site-nav > a:not(.nav-cta):hover::after, .site-nav > a:not(.nav-cta)[aria-current="page"]::after { transform: scaleX(1); }
.nav-social { display: flex; align-items: center; gap: 10px; margin-left: 3px; padding-left: 22px; border-left: 1px solid var(--line); }
.nav-social .social-link { display: inline-flex; align-items: center; justify-content: center; width: 36px; height: 36px; border-radius: 6px; color: var(--slate-700); transition: color 120ms var(--ease), background 120ms var(--ease); }
.nav-social .social-link:hover { color: var(--blue-500); background: var(--slate-100); }
.social-link svg { display: block; width: 20px; height: 20px; fill: currentColor; }
.social-link .social-label { display: none; }
.nav-cta, .button { min-height: 44px; display: inline-flex; align-items: center; justify-content: center; padding: 11px 18px; border: 1px solid transparent; border-radius: var(--radius); font-size: 15px; font-weight: 600; line-height: 1.2; cursor: pointer; transition: background 120ms var(--ease), border-color 120ms var(--ease), color 120ms var(--ease), box-shadow 120ms var(--ease); }
.nav-cta, .button-primary, .button-signal { color: var(--white); background: var(--blue-500); }
.nav-cta:hover, .button-primary:hover, .button-signal:hover { background: var(--blue-600-hover); }
.button-secondary { color: var(--slate-950); background: var(--green-500); }
.button-secondary:hover { background: var(--green-300); }
.button-outline, .button-light { color: var(--blue-500); background: transparent; border-color: var(--blue-500); }
.button-outline:hover, .button-light:hover { background: var(--surface-subtle); }
.dark-section .button-outline { color: var(--white); border-color: rgba(255, 255, 255, .72); }
.dark-section .button-outline:hover { background: rgba(255, 255, 255, .08); }
.button-dark { color: var(--white); background: var(--slate-900); }
.button-dark:hover { background: var(--blue-700); }
.button-row { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; }
.text-link { display: inline-flex; align-items: center; min-height: 44px; color: var(--blue-500); font-weight: 600; border-bottom: 1px solid currentColor; transition: color 120ms var(--ease); }
.text-link:hover { color: var(--blue-600-hover); }
.menu-button { display: none; margin-left: auto; width: 44px; height: 44px; border: 0; border-radius: var(--radius); background: transparent; padding: 10px; }
.menu-button span:not(.sr-only) { display: block; width: 24px; height: 2px; margin: 5px auto; background: var(--slate-900); transition: transform 200ms var(--ease), opacity 200ms var(--ease); }
.menu-button[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.menu-button[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.menu-button[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Shared type and layout */
.eyebrow, .section-index, .micro-label, .kicker, .case-tag, .proof-label { font-family: var(--label); font-size: 12px; font-weight: 600; line-height: 1.4; letter-spacing: .07em; text-transform: uppercase; }
.eyebrow { display: flex; gap: 10px; align-items: center; color: var(--green-300); margin-bottom: 32px; }
.eyebrow span { width: 24px; height: 2px; background: currentColor; }
.section-index { color: var(--blue-500); margin: 0; }
.dark-section .section-index, .brand-panel .section-index { color: var(--green-300); }
h1 { font-size: clamp(36px, 3.8vw, 48px); line-height: 1.09; letter-spacing: -.04em; font-weight: 800; margin: 0; }
h2 { font-size: clamp(28px, 3vw, 38px); line-height: 1.12; letter-spacing: -.035em; font-weight: 800; margin-bottom: 32px; }
h3 { font-size: 24px; line-height: 1.17; letter-spacing: -.02em; font-weight: 700; }
.large-copy { max-width: 850px; font-size: clamp(18px, 1.8vw, 21px); line-height: 1.5; color: var(--slate-700); }
.dark-section .large-copy, .brand-panel .large-copy { color: rgba(255, 255, 255, .78); }
.section-heading { display: grid; grid-template-columns: minmax(0, 1.45fr) minmax(260px, .7fr); align-items: end; gap: 64px; margin-bottom: 64px; }
.section-heading h2 { margin: 20px 0 0; }
.section-heading > p { margin: 0; color: var(--slate-700); font-size: 18px; }
.dark-section .section-heading > p { color: rgba(255, 255, 255, .7); }
.editorial-grid { display: grid; grid-template-columns: 180px minmax(0, 1fr); gap: 72px; }
.two-column-copy { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; font-size: 18px; }
.two-column-copy p { margin: 0; }
.content-section, .problem, .point-of-view, .why-adl, .work, .method, .qualification, .secondary-path { padding: 96px 0; }
.alt { background: var(--surface-subtle); }
.dark-section { position: relative; overflow: hidden; background: linear-gradient(135deg, #2e323a, var(--slate-950)); color: var(--white); }
.dark-section::after, .brand-panel::after, .page-hero.brand-hero::after { content: ""; position: absolute; width: min(62vw, 760px); aspect-ratio: 940 / 720; right: -11%; bottom: -33%; background: url("assets/brand/adl-mark.svg") center / contain no-repeat; opacity: .075; pointer-events: none; }
.dark-section > *, .brand-panel > *, .page-hero.brand-hero > * { position: relative; z-index: 1; }

/* Home hero */
.hero { position: relative; display: flex; align-items: center; overflow: hidden; min-height: var(--site-hero-height); height: var(--site-hero-height); padding: 0; background: linear-gradient(90deg, rgba(15, 42, 65, .94) 0%, rgba(21, 51, 73, .79) 54%, rgba(20, 47, 65, .58) 100%), url("assets/photos/modular-construction-assembly.webp") center 45% / cover no-repeat; color: var(--white); }
.hero > * { position: relative; z-index: 1; }
.hero-grid { max-width: 760px; }
.hero h1 { max-width: 760px; }
.hero h1 em { display: block; color: var(--green-300); font-style: normal; }
.hero-copy { max-width: 640px; margin-top: 24px; }
.hero-copy > p { margin: 0; font-size: 19px; line-height: 1.55; color: rgba(255, 255, 255, .84); }
.hero .text-link { color: var(--white); }
.hero-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 18px; }
.home-venture { padding: 78px 0 84px; background: #193d3a; color: #f2f6f0; }
.home-venture-grid { display: grid; grid-template-columns: 170px minmax(0,1fr); gap: 52px; }
.home-venture .section-index { padding-top: 8px; color: #9fddbb; }
.home-venture h2 { max-width: 820px; margin: 0 0 18px; color: #f2f6f0; }
.home-venture p:not(.section-index) { max-width: 740px; margin: 0 0 27px; color: #c5d8ce; font-size: 18px; line-height: 1.58; }
.home-venture .button-outline { border-color: #a4dfbe; color: #e7f5e9; }
.home-venture .button-outline:hover { background: #2b5750; }
.system-stage { margin-top: 72px; padding: 24px; border: 1px solid rgba(255, 255, 255, .18); border-radius: var(--radius-panel); background: rgba(25, 31, 39, .5); backdrop-filter: blur(12px); box-shadow: var(--shadow-md); }
.stage-topline, .stage-caption { display: flex; justify-content: space-between; gap: 24px; font-family: var(--label); font-size: 11px; letter-spacing: .1em; text-transform: uppercase; color: rgba(255, 255, 255, .58); }
.system-flow { min-height: 320px; display: grid; grid-template-columns: 1fr .6fr 1.35fr; gap: 48px; align-items: center; }
.flow-stack { display: grid; gap: 8px; }
.flow-stack span { display: block; height: 32px; border: 1px solid rgba(255, 255, 255, .34); border-radius: var(--radius-sm); background: rgba(255, 255, 255, .035); }
.flow-stack span:nth-child(2) { width: 90%; }
.flow-stack span:nth-child(3) { width: 78%; }
.flow-stack span:nth-child(4) { width: 94%; }
.flow-stack span:nth-child(5) { width: 70%; }
.flow-stack small { margin-top: 5px; color: rgba(255, 255, 255, .58); }
.flow-connector { display: grid; justify-items: center; gap: 10px; text-align: center; color: var(--green-300); font-family: var(--label); font-size: 11px; text-transform: uppercase; letter-spacing: .08em; }
.flow-connector span { display: block; width: 1px; height: 34px; background: var(--green-300); }
.program-core { display: grid; grid-template-columns: 1fr 1fr; gap: 1px; padding: 10px; border-radius: var(--radius-card); background: var(--green-500); color: var(--slate-950); box-shadow: 0 24px 56px rgba(17, 157, 186, .17); }
.program-core div { min-height: 78px; padding: 11px; border: 1px solid rgba(32, 36, 43, .25); display: flex; flex-direction: column; justify-content: space-between; }
.program-core small { font-family: var(--label); font-size: 10px; }
.program-core strong { font-family: var(--display); font-size: 19px; }
.program-core p { grid-column: 1 / -1; margin: 12px 5px 3px; font-weight: 600; }
.stage-caption { justify-content: flex-end; text-align: right; }

.proof-strip { border-bottom: 1px solid var(--line); background: var(--white); }
.proof-grid { display: grid; grid-template-columns: repeat(4, 1fr); }
.proof-grid > div { min-height: 172px; padding: 28px 24px; border-right: 1px solid var(--line); }
.proof-grid > div:first-child { border-left: 1px solid var(--line); }
.proof-grid span { color: var(--blue-500); }
.proof-grid strong { display: block; margin: 16px 0 5px; font-family: var(--display); font-size: 26px; line-height: 1.08; color: var(--blue-700); }
.proof-grid p { margin: 0; color: var(--slate-700); font-size: 14px; line-height: 1.48; }

.point-of-view .large-copy, .why-adl .large-copy { color: var(--slate-700); }
.capability-grid { display: grid; grid-template-columns: repeat(3, 1fr); margin-top: 48px; border-top: 1px solid var(--line); }
.capability-grid span { min-height: 64px; padding: 18px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); font-weight: 500; }
.capability-grid span:nth-child(3n + 1) { border-left: 1px solid var(--line); }

/* Industrialized construction system */
.ic-system { margin: 68px 0 0; padding: clamp(22px, 3vw, 38px); border: 1px solid var(--line); border-radius: var(--radius-panel); background: linear-gradient(155deg, #f8fafb 0%, #eef5f8 100%); box-shadow: var(--shadow-sm); }
.ic-system-intro { display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(260px, .65fr); gap: 64px; align-items: end; margin-bottom: 30px; }
.ic-system-intro .micro-label { margin-bottom: 12px; color: var(--blue-500); }
.ic-system-intro h3 { max-width: 700px; margin: 0; font-size: clamp(26px, 3vw, 38px); }
.ic-system-intro > p { margin: 0; color: var(--slate-700); }
.ic-stage-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 10px; }
.ic-stage { position: relative; min-width: 0; display: flex; flex-direction: column; padding: 16px; overflow: visible; border: 1px solid var(--line); border-radius: var(--radius-card); background: rgba(255, 255, 255, .8); transition: border-color 280ms var(--ease), background 280ms var(--ease), box-shadow 280ms var(--ease), transform 280ms var(--ease); }
.ic-stage:not(:last-child)::after { content: ""; position: absolute; z-index: 3; top: 96px; right: -8px; width: 14px; height: 14px; border-top: 2px solid var(--slate-300); border-right: 2px solid var(--slate-300); transform: rotate(45deg); background: #f3f8fa; }
.ic-stage.is-active { border-color: var(--blue-500); background: var(--white); box-shadow: 0 16px 38px rgba(51, 100, 144, .14); transform: translateY(-4px); }
.ic-stage-heading { display: grid; grid-template-columns: 28px minmax(0, 1fr); gap: 8px; align-items: baseline; min-height: 58px; }
.ic-stage-heading span { font-family: var(--label); font-size: 11px; color: var(--blue-500); }
.ic-stage-heading h4 { margin: 0; font-size: 18px; line-height: 1.18; }
.ic-stage-visual { margin: 4px 0 18px; overflow: hidden; border: 1px solid var(--line); border-radius: 8px; background: #edf3f6; }
.ic-stage-visual svg { width: 100%; height: auto; }
.ic-stage > p { min-height: 116px; margin: 0 0 18px; color: var(--slate-700); font-size: 14px; line-height: 1.5; }
.ic-stage-tags { display: flex; flex-wrap: wrap; gap: 5px; margin: auto 0 0; padding: 0; list-style: none; }
.ic-stage-tags li { padding: 5px 7px; border-radius: 999px; background: var(--slate-100); color: var(--slate-700); font-family: var(--label); font-size: 8px; line-height: 1.35; letter-spacing: .035em; text-transform: uppercase; }
.scene-surface { fill: #edf3f6; stroke: none; }
.design-grid path { fill: none; stroke: #cbd7de; stroke-width: 1; }
.design-building path, .factory-shell path, .factory-shell rect, .logistics-map path, .logistics-map circle, .robot path, .robot circle, .robot rect, .conveyor path, .conveyor circle, .delivery-truck path, .delivery-truck circle, .crane path, .site-ground path, .building-frame path, .data-return path { fill: none; stroke: var(--blue-700); stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; vector-effect: non-scaling-stroke; }
.design-module, .factory-part, .delivery-truck rect, .build-floor { fill: #d9f0e5; stroke: var(--green-700); stroke-width: 1.5; vector-effect: non-scaling-stroke; }
.design-dimension, .quality-scan path, .route-line, .sequence-pulse circle { fill: none; stroke: var(--green-500); stroke-width: 2; stroke-linecap: round; vector-effect: non-scaling-stroke; }
.rule-nodes circle { fill: var(--green-500); }
.quality-scan path { stroke-dasharray: 3 4; }
.route-line { stroke-dasharray: 5 7; }
.sequence-pulse circle { fill: var(--green-500); stroke: none; }
.crane-hook { fill: var(--green-500) !important; stroke: var(--green-700) !important; }
.build-roof { fill: #d9f0e5 !important; }
.data-return path { stroke: var(--green-500); stroke-dasharray: 3 4; }
.ic-program-spine { display: flex; flex-wrap: wrap; gap: 0; align-items: center; margin-top: 16px; overflow: hidden; border: 1px solid #b9d5e5; border-radius: var(--radius); background: #eaf4fa; }
.ic-program-spine strong, .ic-program-spine span { min-height: 42px; display: inline-flex; align-items: center; padding: 9px 13px; border-right: 1px solid #c9dde9; }
.ic-program-spine strong { color: var(--white); background: var(--blue-700); font-family: var(--display); font-size: 13px; }
.ic-program-spine span { color: var(--blue-700); font-family: var(--label); font-size: 9px; letter-spacing: .05em; text-transform: uppercase; }
.ic-learning-loop { display: grid; grid-template-columns: 36px minmax(0, 1fr) auto; gap: 12px; align-items: center; margin-top: 14px; padding: 12px 14px; border-top: 1px solid var(--line); }
.ic-loop-mark { display: inline-flex; align-items: center; justify-content: center; width: 32px; height: 32px; border-radius: 50%; color: var(--green-700); background: #d9f0e5; font-size: 20px; }
.ic-learning-loop p { margin: 0; color: var(--slate-700); font-size: 13px; }
.ic-learning-loop strong { color: var(--slate-900); }
.ic-motion-toggle { min-height: 38px; display: none; padding: 8px 12px; border: 1px solid var(--slate-300); border-radius: var(--radius); color: var(--blue-700); background: var(--white); font-size: 12px; font-weight: 600; cursor: pointer; }
.ic-system.has-motion .ic-motion-toggle { display: inline-flex; align-items: center; justify-content: center; }
.ic-motion-toggle:hover { border-color: var(--blue-500); }

.ic-system.has-motion .ic-stage.is-active .design-grid { animation: ic-grid-pulse 1.8s ease-in-out both; }
.ic-system.has-motion .ic-stage.is-active .design-module-a { animation: ic-configure-a 1.2s var(--ease) both; }
.ic-system.has-motion .ic-stage.is-active .design-module-b { animation: ic-configure-b 1.2s .22s var(--ease) both; }
.ic-system.has-motion .ic-stage.is-active .rule-nodes circle { animation: ic-node-pulse .8s ease-in-out alternate 3; }
.ic-system.has-motion .ic-stage.is-active .factory-part-a { animation: ic-conveyor-a 2.2s linear both; }
.ic-system.has-motion .ic-stage.is-active .factory-part-b { animation: ic-conveyor-b 2.2s linear both; }
.ic-system.has-motion .ic-stage.is-active .robot-arm { transform-box: fill-box; transform-origin: 0 100%; animation: ic-robot-arm 1s ease-in-out alternate 2; }
.ic-system.has-motion .ic-stage.is-active .quality-scan { animation: ic-scan 1.2s .7s var(--ease) both; }
.ic-system.has-motion .ic-stage.is-active .route-line { animation: ic-route 2.4s linear infinite; }
.ic-system.has-motion .ic-stage.is-active .delivery-truck { animation: ic-truck 2.35s var(--ease) both; }
.ic-system.has-motion .ic-stage.is-active .sequence-pulse circle { animation: ic-node-pulse .8s ease-in-out alternate 3; }
.ic-system.has-motion .ic-stage.is-active .crane-trolley, .ic-system.has-motion .ic-stage.is-active .crane-hook { animation: ic-hook 1.3s var(--ease) both; }
.ic-system.has-motion .ic-stage.is-active .build-floor-1 { animation: ic-build-rise .55s .15s var(--ease) both; }
.ic-system.has-motion .ic-stage.is-active .build-floor-2 { animation: ic-build-rise .55s .62s var(--ease) both; }
.ic-system.has-motion .ic-stage.is-active .build-floor-3 { animation: ic-build-rise .55s 1.08s var(--ease) both; }
.ic-system.has-motion .ic-stage.is-active .build-roof { animation: ic-build-rise .55s 1.54s var(--ease) both; }
.ic-system.has-motion .ic-stage.is-active .data-return { animation: ic-data-return 1s 1.75s ease-out both; }
.ic-system.has-motion[data-active-stage="4"] .ic-loop-mark { animation: ic-loop-pulse 1s ease-in-out alternate 2; }

@keyframes ic-grid-pulse { 0%, 100% { opacity: .45; } 50% { opacity: 1; } }
@keyframes ic-configure-a { 0% { transform: translate(-18px, 12px); opacity: 0; } 100% { transform: translate(0, 0); opacity: 1; } }
@keyframes ic-configure-b { 0% { transform: translate(20px, -10px); opacity: 0; } 100% { transform: translate(0, 0); opacity: 1; } }
@keyframes ic-node-pulse { from { opacity: .3; } to { opacity: 1; transform: scale(1.35); transform-origin: center; } }
@keyframes ic-conveyor-a { 0% { transform: translateX(-24px); opacity: .2; } 100% { transform: translateX(100px); opacity: 1; } }
@keyframes ic-conveyor-b { 0% { transform: translateX(-62px); opacity: .2; } 100% { transform: translateX(48px); opacity: 1; } }
@keyframes ic-robot-arm { from { transform: rotate(-7deg); } to { transform: rotate(9deg); } }
@keyframes ic-scan { from { transform: translateX(-22px); opacity: .25; } to { transform: translateX(42px); opacity: 1; } }
@keyframes ic-route { to { stroke-dashoffset: -48; } }
@keyframes ic-truck { 0% { transform: translate(-50px, 8px); opacity: .25; } 100% { transform: translate(48px, -32px); opacity: 1; } }
@keyframes ic-hook { 0% { transform: translate(28px, 28px); } 55% { transform: translate(0, 28px); } 100% { transform: translate(0, 0); } }
@keyframes ic-build-rise { 0% { transform: translateY(24px); opacity: 0; } 100% { transform: translateY(0); opacity: 1; } }
@keyframes ic-data-return { 0% { stroke-dashoffset: 26; opacity: 0; } 100% { stroke-dashoffset: 0; opacity: 1; } }
@keyframes ic-loop-pulse { from { transform: rotate(0deg); background: #d9f0e5; } to { transform: rotate(-28deg); background: #aee1c8; } }

.qualification { background: var(--surface-subtle); }
.qualification-grid { display: grid; grid-template-columns: repeat(4, 1fr); margin-bottom: 40px; }
.qualification-grid article { min-height: 250px; padding: 24px; border: 1px solid var(--line); margin: 0 -1px -1px 0; background: var(--white); }
.qualification-grid article > strong { display: block; color: var(--blue-500); font-family: var(--display); font-size: 44px; letter-spacing: -.035em; }
.qualification-grid h3 { margin: 48px 0 12px; font-size: 20px; }
.qualification-grid p { margin: 0; color: var(--slate-700); font-size: 14px; }
.method-grid, .process-list { display: grid; grid-template-columns: repeat(4, 1fr); margin-bottom: 40px; border-top: 1px solid var(--line-dark); }
.method-grid article, .process-list article { min-height: 290px; padding: 24px; border-right: 1px solid var(--line-dark); border-bottom: 1px solid var(--line-dark); }
.method-grid article:first-child, .process-list article:first-child { border-left: 1px solid var(--line-dark); }
.method-grid span, .process-list span, .why-grid span, .layer-list span, .questions-list span { color: var(--green-300); font-family: var(--label); font-size: 12px; font-weight: 600; }
.method-grid h3, .process-list h3 { margin: 64px 0 16px; }
.method-grid p, .dark-section .process-list p { color: rgba(255, 255, 255, .68); font-size: 14px; }
.content-section:not(.dark-section) .process-list { border-color: var(--line); }
.content-section:not(.dark-section) .process-list article { border-color: var(--line); }
.content-section:not(.dark-section) .process-list span { color: var(--blue-500); }
.content-section:not(.dark-section) .process-list p { color: var(--slate-700); }
.case-list { border-top: 1px solid var(--line); }
.case-list article, .case-row { display: grid; grid-template-columns: 180px minmax(260px, .9fr) minmax(320px, 1.2fr); gap: 48px; padding: 32px 0; border-bottom: 1px solid var(--line); align-items: start; }
.case-meta { display: flex; flex-wrap: wrap; gap: 8px; }
.case-meta span, .case-meta small, .case-tag { display: inline-flex; align-items: center; min-height: 27px; padding: 4px 8px; border-radius: 999px; font-family: var(--label); font-size: 10px; letter-spacing: .08em; text-transform: uppercase; }
.case-meta span { color: var(--green-700); background: #e9f8f0; }
.case-meta small { color: var(--blue-700); background: #eaf4fa; }
.case-list h3, .case-row h3 { margin: 0; font-size: 28px; }
.case-list article > p, .case-row > p { margin: 0; color: var(--slate-700); }
.why-adl { background: var(--surface-subtle); }
.why-grid { display: grid; grid-template-columns: 1fr 1fr; margin-top: 48px; border-top: 1px solid var(--line); }
.why-grid div { min-height: 88px; display: grid; grid-template-columns: 44px 1fr; gap: 8px; padding: 22px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); background: var(--white); }
.why-grid div:nth-child(odd) { border-left: 1px solid var(--line); }
.why-grid span { color: var(--blue-500); }
.why-grid p { margin: 0; font-weight: 600; }
.secondary-path { background: linear-gradient(120deg, #e9f8f0, #eaf4fa); }
.secondary-grid { display: grid; grid-template-columns: .88fr 1.12fr; gap: 72px; }
.secondary-grid h2 { margin: 20px 0 0; }
.secondary-grid > div:last-child > p { font-size: 22px; }
.secondary-steps { margin: 40px 0 24px; border-top: 1px solid var(--slate-300); }
.secondary-steps div { display: grid; grid-template-columns: 108px 1fr 1fr; gap: 16px; padding: 17px 0; border-bottom: 1px solid var(--slate-300); align-items: center; }
.secondary-steps small { font-family: var(--label); font-size: 10px; text-transform: uppercase; letter-spacing: .08em; color: var(--blue-700); }
.secondary-steps strong { font-family: var(--display); }
.secondary-steps span { color: var(--slate-700); font-size: 14px; }
.closing-cta { position: relative; overflow: hidden; padding: 88px 0; background: linear-gradient(115deg, var(--green-500), var(--teal-500)); color: var(--slate-950); }
.closing-grid { display: grid; grid-template-columns: 180px minmax(0, 1fr); gap: 72px; }
.closing-grid h2 { max-width: 900px; margin-bottom: 24px; }
.closing-grid > div > p { max-width: 730px; margin-bottom: 28px; font-size: 19px; }
.closing-cta .section-index { color: var(--slate-950); }

/* Interior heroes and content */
.page-hero { position: relative; overflow: hidden; padding: 88px 0 96px; background: var(--white); }
.page-hero.brand-hero { padding: 88px max(24px, calc((100vw - 1200px) / 2)) 96px; background: linear-gradient(135deg, var(--blue-700), #25313d); color: var(--white); }
.page-hero-grid { display: grid; grid-template-columns: 180px minmax(0, 1fr); gap: 72px; }
.page-hero h1 { max-width: 990px; }
.page-hero .large-copy { margin: 36px 0 0; }
.page-hero.brand-hero .large-copy { color: rgba(255, 255, 255, .78); }
.page-hero-actions { margin-top: 32px; }
.content-section { position: relative; }
.layer-list { border-top: 1px solid var(--line); }
.layer-list article { display: grid; grid-template-columns: 64px minmax(210px, .8fr) minmax(320px, 1.2fr); gap: 48px; padding: 28px 0; border-bottom: 1px solid var(--line); }
.layer-list span { color: var(--blue-500); }
.layer-list h3, .layer-list p { margin: 0; }
.layer-list p { color: var(--slate-700); }
.deliverable-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 0 48px; padding: 0; list-style: none; border-top: 1px solid var(--line); }
.deliverable-grid li { position: relative; padding: 17px 12px 17px 30px; border-bottom: 1px solid var(--line); font-weight: 500; }
.deliverable-grid li::before { content: ""; position: absolute; left: 4px; top: 26px; width: 12px; height: 2px; background: var(--green-500); }
.objection-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.objection-grid article { min-height: 240px; padding: 30px; border: 1px solid rgba(255, 255, 255, .18); border-radius: var(--radius-card); background: rgba(255, 255, 255, .035); }
.objection-grid h3 { color: var(--green-300); }
.objection-grid p { color: rgba(255, 255, 255, .7); }
.application-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.application-grid article { min-height: 240px; padding: 24px; border: 1px solid var(--line); border-radius: var(--radius-card); background: var(--white); box-shadow: var(--shadow-sm); transition: border-color 120ms var(--ease), box-shadow 120ms var(--ease); }
.application-grid article:hover { border-color: var(--slate-300); box-shadow: var(--shadow-md); }
.application-grid h3 { font-size: 22px; }
.application-grid p { color: var(--slate-700); font-size: 14px; }

/* Assessment */
.assessment-intro { padding: 56px 0; background: #e9f8f0; border-bottom: 1px solid #c7ead8; }
.assessment-intro-grid { display: grid; grid-template-columns: .8fr 1.2fr; gap: 72px; }
.assessment-intro h2 { margin: 0; font-size: 34px; }
.assessment-intro p { margin-bottom: 10px; font-size: 19px; }
.questions-list { display: grid; grid-template-columns: 1fr 1fr; border-top: 1px solid var(--line); }
.questions-list div { min-height: 112px; display: grid; grid-template-columns: 44px 1fr; gap: 12px; padding: 24px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.questions-list div:nth-child(odd) { border-left: 1px solid var(--line); }
.questions-list span { color: var(--blue-500); }
.questions-list p { margin: 0; font-weight: 500; }
.not-list { display: grid; grid-template-columns: repeat(5, 1fr); border-top: 1px solid var(--line-dark); }
.not-list div { min-height: 210px; padding: 22px; border-right: 1px solid var(--line-dark); border-bottom: 1px solid var(--line-dark); color: rgba(255, 255, 255, .72); }
.not-list div:first-child { border-left: 1px solid var(--line-dark); }
.not-list span { display: block; margin-bottom: 64px; color: var(--green-300); font-family: var(--label); font-size: 11px; }
.form-shell { display: grid; grid-template-columns: .72fr 1.28fr; gap: 72px; align-items: start; }
.form-intro { position: sticky; top: 104px; }
.form-intro h2 { margin: 20px 0 24px; }
.form-intro p { color: var(--slate-700); }
.assessment-form { padding: clamp(24px, 4vw, 48px); border: 1px solid var(--line); border-radius: var(--radius-card); background: var(--white); box-shadow: var(--shadow-sm); }
.assessment-email-card h3 { max-width: 620px; margin: 14px 0 18px; font: 700 clamp(28px,3.5vw,42px)/1.05 var(--display); letter-spacing: -.035em; }
.assessment-email-card > p:not(.section-index):not(.form-note) { max-width: 640px; color: var(--slate-700); font-size: 17px; line-height: 1.6; }
.assessment-email-list { display: grid; gap: 12px; margin: 26px 0 32px; padding: 0; list-style: none; }
.assessment-email-list li { position: relative; padding-left: 25px; color: var(--slate-900); line-height: 1.5; }
.assessment-email-list li::before { content: ""; position: absolute; left: 0; top: .58em; width: 9px; height: 9px; border: 2px solid var(--green-600); border-radius: 50%; }
.assessment-email-card .form-note { max-width: 640px; margin-top: 24px; }
.assessment-email-card .form-note a { color: var(--blue-700); font-weight: 600; }
.form-section + .form-section { margin-top: 40px; padding-top: 36px; border-top: 1px solid var(--line); }
.form-section h3 { margin-bottom: 22px; }
.field-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.field { display: flex; flex-direction: column; gap: 7px; }
.field.full { grid-column: 1 / -1; }
.field label { font-size: 14px; font-weight: 600; }
.field input, .field select, .field textarea { width: 100%; min-height: 46px; padding: 11px 12px; border: 1px solid #aab6bf; border-radius: var(--radius-sm); background: var(--white); color: var(--ink); }
.field textarea { min-height: 116px; resize: vertical; }
.field input:focus, .field select:focus, .field textarea:focus { outline: 3px solid rgba(1, 124, 196, .22); outline-offset: 0; border-color: var(--blue-500); }
.form-note { margin: 24px 0; color: var(--slate-600); font-size: 13px; }
.form-status { margin-top: 16px; color: var(--green-700); font-weight: 600; }
.draft-notice { margin-bottom: 28px; padding: 14px 16px; border: 1px solid #c9e1ef; border-radius: var(--radius-sm); background: #eef7fc; color: var(--blue-700); font-size: 13px; }

/* Business building */
.business-offers { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.business-offer { min-height: 520px; padding: clamp(30px, 4vw, 48px); border-radius: var(--radius-panel); background: linear-gradient(145deg, #e9f8f0, #d9f0e5); }
.business-offer:nth-child(2) { background: linear-gradient(145deg, var(--blue-700), #25313d); color: var(--white); }
.business-offer h2 { margin: 24px 0; }
.business-offer .large-copy { margin-bottom: 40px; }
.business-offer:nth-child(2) .large-copy { color: rgba(255, 255, 255, .75); }
.business-offer ul { list-style: none; padding: 0; border-top: 1px solid currentColor; }
.business-offer li { padding: 13px 0; border-bottom: 1px solid currentColor; }

/* Approach, results, insights and about */
.architecture-map { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; padding: 20px; border-radius: var(--radius-panel); background: var(--surface-subtle); border: 1px solid var(--line); }
.architecture-map article { min-height: 176px; padding: 22px; border-radius: var(--radius-card); background: var(--white); border: 1px solid var(--line); }
.architecture-map article:nth-child(4), .architecture-map article:nth-child(5), .architecture-map article:nth-child(6) { background: #eaf4fa; }
.architecture-map span { color: var(--blue-500); font-family: var(--label); font-size: 11px; }
.architecture-map h3 { margin: 42px 0 0; font-size: 20px; }
.approach-sequence { counter-reset: approach; border-top: 1px solid var(--line); }
.approach-step { counter-increment: approach; display: grid; grid-template-columns: 90px minmax(230px, .8fr) minmax(320px, 1.2fr); gap: 48px; padding: 36px 0; border-bottom: 1px solid var(--line); }
.approach-step::before { content: "0" counter(approach); color: var(--blue-500); font-family: var(--label); font-size: 13px; }
.approach-step h3, .approach-step p { margin: 0; }
.approach-step p { color: var(--slate-700); }

/* Scroll-driven approach story */
.approach-story { position: relative; min-height: 500vh; overflow: clip; background: radial-gradient(circle at 72% 44%, #254741, transparent 58%), #11272e; color: var(--white); }
.approach-story-visual { position: sticky; top: var(--header); z-index: 0; height: calc(100vh - var(--header)); min-height: 610px; overflow: hidden; }
.approach-story-visual::before { content: ""; position: absolute; inset: 0; z-index: 2; background: linear-gradient(90deg, rgba(17, 39, 46, .9) 0%, rgba(17, 39, 46, .48) 38%, transparent 64%); pointer-events: none; }
.approach-story-visual::after { content: ""; position: absolute; inset: 0; z-index: 3; box-shadow: inset 0 1px rgba(255, 255, 255, .08), inset 0 -1px rgba(255, 255, 255, .08); pointer-events: none; }
.approach-story canvas { position: absolute; inset: 0; width: 100%; height: 100%; }
.approach-story-grid { position: absolute; inset: 0; z-index: 1; opacity: .16; background-image: linear-gradient(30deg, transparent 49.4%, #8bb89d 50%, transparent 50.6%), linear-gradient(150deg, transparent 49.4%, #8bb89d 50%, transparent 50.6%); background-size: 96px 56px; -webkit-mask-image: radial-gradient(circle at 72% 50%, black, transparent 66%); mask-image: radial-gradient(circle at 72% 50%, black, transparent 66%); pointer-events: none; }
.approach-story-copy { position: absolute; inset: 0; z-index: 4; display: flex; align-items: center; pointer-events: none; }
.approach-story-steps { position: relative; z-index: 5; margin-top: calc(-100vh + var(--header)); }
.approach-story-step { min-height: calc(100vh - var(--header)); }
.approach-story-panel { position: absolute; left: 0; width: min(470px, 44vw); padding: clamp(24px, 3vw, 38px); border: 1px solid rgba(156, 221, 181, .24); border-radius: var(--radius-card); background: rgba(17, 39, 46, .86); box-shadow: 0 24px 70px rgba(0, 0, 0, .22); backdrop-filter: blur(14px); opacity: 0; visibility: hidden; pointer-events: none; }
.approach-story-panel.is-active { opacity: 1; visibility: visible; pointer-events: auto; border-color: rgba(120, 194, 159, .52); }
.approach-story-panel .section-index { margin-bottom: 30px; color: var(--green-300); }
.approach-story-count { margin: 0 0 16px; color: rgba(255, 255, 255, .48); font-family: var(--label); font-size: 11px; letter-spacing: .11em; }
.approach-story-panel h2 { margin-bottom: 24px; font-size: clamp(30px, 3.4vw, 44px); }
.approach-story-panel > p:not(.section-index):not(.approach-story-count) { margin-bottom: 28px; color: rgba(255, 255, 255, .76); font-size: 17px; }
.approach-story-tags { display: flex; flex-wrap: wrap; gap: 7px; }
.approach-story-tags span { padding: 6px 9px; border: 1px solid rgba(120, 194, 159, .26); border-radius: 999px; color: var(--green-300); background: rgba(43, 186, 126, .06); font-family: var(--label); font-size: 9px; line-height: 1.3; letter-spacing: .06em; text-transform: uppercase; }
.approach-story-status { position: absolute; z-index: 5; right: max(24px, calc((100vw - 1200px) / 2)); bottom: 44px; display: grid; grid-template-columns: auto 90px auto; gap: 12px; align-items: center; color: rgba(255, 255, 255, .58); font-family: var(--label); font-size: 10px; letter-spacing: .08em; }
.approach-story-status i { display: block; width: 90px; height: 1px; overflow: hidden; background: rgba(255, 255, 255, .2); }
.approach-story-status i::after { content: ""; display: block; width: var(--approach-progress, 0%); height: 100%; background: var(--green-300); transition: width 360ms var(--ease); }
.approach-system-rail { position: absolute; z-index: 5; right: max(24px, calc((100vw - 1200px) / 2)); top: 34px; display: flex; overflow: hidden; border: 1px solid rgba(255, 255, 255, .12); border-radius: 999px; background: rgba(20, 26, 33, .56); backdrop-filter: blur(10px); }
.approach-system-rail span { padding: 8px 11px; border-right: 1px solid rgba(255, 255, 255, .1); color: rgba(255, 255, 255, .5); font-family: var(--label); font-size: 8px; letter-spacing: .06em; text-transform: uppercase; transition: color 300ms var(--ease), background 300ms var(--ease); }
.approach-system-rail span:last-child { border-right: 0; }
.approach-story[data-approach-active="1"] .approach-system-rail span:nth-child(1),
.approach-story[data-approach-active="2"] .approach-system-rail span:nth-child(-n + 2),
.approach-story[data-approach-active="3"] .approach-system-rail span:nth-child(-n + 3),
.approach-story[data-approach-active="4"] .approach-system-rail span:nth-child(-n + 5),
.approach-story[data-approach-active="5"] .approach-system-rail span { color: var(--slate-950); background: var(--green-300); }
.approach-story.is-static { min-height: auto; padding: 72px 0; }
.approach-story.is-static .approach-story-visual { position: static; height: auto; min-height: 0; overflow: visible; }
.approach-story.is-static .approach-story-visual::before,
.approach-story.is-static .approach-story-visual::after,
.approach-story.is-static canvas,
.approach-story.is-static .approach-story-grid,
.approach-story.is-static .approach-story-status,
.approach-story.is-static .approach-system-rail,
.approach-story.is-static .approach-story-steps { display: none; }
.approach-story.is-static .approach-story-copy { position: static; display: grid; gap: 16px; pointer-events: auto; }
.approach-story.is-static .approach-story-panel { position: static; width: 100%; opacity: 1; visibility: visible; pointer-events: auto; transform: none; }
.metric-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.metric { min-height: 180px; padding: 24px; border: 1px solid var(--line-dark); border-radius: var(--radius-card); background: rgba(255, 255, 255, .04); }
.metric strong { display: block; margin: 24px 0 10px; color: var(--green-300); font-family: var(--display); font-size: 44px; line-height: 1; }
.metric p { color: rgba(255, 255, 255, .72); font-size: 14px; }
.evidence-card { display: grid; grid-template-columns: 220px minmax(0, 1fr); gap: 48px; padding: 40px 0; border-top: 1px solid var(--line); }
.evidence-card:last-child { border-bottom: 1px solid var(--line); }
.evidence-card h2 { margin: 12px 0 20px; font-size: 36px; }
.evidence-card p { max-width: 770px; color: var(--slate-700); }
.evidence-facts { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin-top: 28px; }
.evidence-facts div { padding: 16px; border-radius: var(--radius); background: var(--surface-subtle); border: 1px solid var(--line); }
.evidence-facts small { display: block; color: var(--blue-500); font-family: var(--label); font-size: 10px; letter-spacing: .08em; text-transform: uppercase; }
.evidence-facts strong { display: block; margin-top: 8px; font-family: var(--display); font-size: 18px; }
.insight-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.insight-card { min-height: 310px; display: flex; flex-direction: column; padding: 28px; border: 1px solid var(--line); border-radius: var(--radius-card); background: var(--white); box-shadow: var(--shadow-sm); }
.insight-card h3 { margin-top: 46px; }
.insight-card p { color: var(--slate-700); }
.insight-card .text-link { margin-top: auto; align-self: flex-start; }
.principles-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }
.principles-grid article { min-height: 220px; padding: 28px; border: 1px solid var(--line); border-radius: var(--radius-card); background: var(--white); }
.principles-grid h3 { color: var(--blue-700); }
.principles-grid p { color: var(--slate-700); }

/* Footer */
.site-footer { padding: 64px 0 24px; background: var(--slate-950); color: var(--white); }
.footer-grid { display: grid; grid-template-columns: 1fr 1.25fr .75fr .8fr; gap: 48px; }
.footer-brand .brand-logo { filter: brightness(0) invert(1); }
.footer-grid > p { color: rgba(255, 255, 255, .63); }
.footer-links, .footer-contact { display: flex; flex-direction: column; gap: 9px; font-size: 14px; }
.footer-links a:hover, .footer-contact a:hover { color: var(--green-300); }
.footer-contact span, .equity-note { color: rgba(255, 255, 255, .52); }
.equity-note { margin-top: 12px; font-size: 12px; }
.footer-bottom { display: flex; justify-content: space-between; gap: 24px; margin-top: 64px; padding-top: 20px; border-top: 1px solid var(--line-dark); color: rgba(255, 255, 255, .48); font-family: var(--label); font-size: 10px; letter-spacing: .06em; text-transform: uppercase; }

/* Reveal motion */
[data-reveal] { opacity: 0; transform: translateY(12px); transition: opacity 320ms var(--ease), transform 320ms var(--ease); }
[data-reveal].is-visible { opacity: 1; transform: translateY(0); }

@media (max-width: 1080px) {
  .hero { min-height: 0; height: auto; padding: 64px 0; }
  .menu-button { display: block; }
  .site-nav { display: none; position: absolute; top: var(--header); right: 0; left: 0; height: calc(100vh - var(--header)); height: calc(100dvh - var(--header)); padding: 28px 24px 40px; background: var(--white); flex-direction: column; align-items: stretch; gap: 0; overflow-y: auto; }
  .site-nav.open { display: flex; }
  .site-nav > a:not(.nav-cta) { padding: 17px 0; border-bottom: 1px solid var(--line); font-family: var(--display); font-size: 22px; font-weight: 700; }
  .site-nav > a:not(.nav-cta)::after { display: none; }
  .nav-social { align-items: stretch; gap: 0; margin: 18px 0 0; padding: 10px 0 0; border-left: 0; border-top: 1px solid var(--line); flex-direction: column; }
  .nav-social .social-link { width: 100%; height: auto; min-height: 48px; justify-content: flex-start; gap: 14px; padding: 10px 0; font-family: var(--display); font-size: 18px; font-weight: 600; }
  .social-link .social-label { display: inline; }
  .hero-grid, .section-heading, .secondary-grid, .business-offers { grid-template-columns: 1fr; gap: 36px; }
  .hero-copy { max-width: 720px; }
  .proof-grid, .qualification-grid, .method-grid, .process-list, .application-grid { grid-template-columns: 1fr 1fr; }
  .proof-grid > div:nth-child(3) { border-left: 1px solid var(--line); }
  .case-list article, .case-row { grid-template-columns: 150px 1fr; }
  .case-list article > p, .case-row > p { grid-column: 2; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .not-list { grid-template-columns: repeat(3, 1fr); }
  .architecture-map, .insight-grid { grid-template-columns: 1fr 1fr; }
  .ic-stage-grid { grid-template-columns: 1fr 1fr; }
  .ic-stage:not(:last-child)::after { display: none; }
  .ic-stage > p { min-height: 68px; }
  .approach-story-panel { width: min(470px, 54vw); }
  .approach-system-rail { left: 24px; right: auto; }
}

@media (max-width: 720px) {
  :root { --shell: calc(100vw - 32px); }
  .site-header { padding: 0 16px; }
  .brand-logo { width: 118px; }
  h1 { font-size: clamp(34px, 8.5vw, 44px); }
  h2 { font-size: clamp(27px, 7.5vw, 36px); }
  .hero, .page-hero, .page-hero.brand-hero { min-height: auto; padding: 64px 16px; }
  .hero { padding: 58px 0 64px; background-image: linear-gradient(180deg, rgba(15, 42, 65, .9), rgba(15, 42, 65, .79)), url("assets/photos/modular-construction-assembly.webp"); background-position: center, 52% center; }
  .hero-copy > p { font-size: 17px; }
  .home-venture { padding: 62px 0 70px; }
  .home-venture-grid { grid-template-columns: 1fr; gap: 18px; }
  .home-venture .section-index { padding-top: 0; }
  .home-venture p:not(.section-index) { font-size: 16px; }
  .hero-grid, .editorial-grid, .page-hero-grid, .closing-grid, .assessment-intro-grid, .form-shell, .evidence-card { grid-template-columns: 1fr; gap: 32px; }
  .system-stage { margin-top: 52px; padding: 17px; }
  .system-flow { min-height: 570px; grid-template-columns: 1fr; gap: 22px; padding: 30px 0; }
  .flow-connector { grid-template-columns: 1fr auto 1fr; align-items: center; }
  .flow-connector span { width: 100%; height: 1px; }
  .stage-topline { font-size: 9px; }
  .stage-caption { text-align: left; justify-content: flex-start; }
  .content-section, .problem, .point-of-view, .why-adl, .work, .method, .qualification, .secondary-path { padding: 72px 0; }
  .proof-grid, .qualification-grid, .method-grid, .process-list, .application-grid, .objection-grid, .questions-list, .field-grid, .insight-grid, .principles-grid, .metric-grid, .architecture-map { grid-template-columns: 1fr; }
  .proof-grid > div, .proof-grid > div:nth-child(3) { min-height: 0; border-left: 1px solid var(--line); border-bottom: 1px solid var(--line); }
  .two-column-copy, .why-grid { grid-template-columns: 1fr; }
  .capability-grid { grid-template-columns: 1fr 1fr; }
  .capability-grid span:nth-child(3n + 1) { border-left: 0; }
  .capability-grid span:nth-child(odd) { border-left: 1px solid var(--line); }
  .case-list article, .case-row { grid-template-columns: 1fr; gap: 20px; }
  .case-list article > p, .case-row > p { grid-column: 1; }
  .secondary-steps div { grid-template-columns: 1fr; gap: 5px; }
  .layer-list article, .approach-step { grid-template-columns: 44px 1fr; gap: 20px; }
  .layer-list p, .approach-step p { grid-column: 2; }
  .deliverable-grid { grid-template-columns: 1fr; }
  .not-list { grid-template-columns: 1fr; }
  .not-list div, .not-list div:first-child { min-height: 0; border-left: 1px solid var(--line-dark); }
  .not-list span { margin-bottom: 24px; }
  .form-intro { position: static; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; }
  .evidence-facts { grid-template-columns: 1fr; }
  .ic-system { margin-top: 48px; padding: 16px; }
  .ic-system-intro, .ic-stage-grid { grid-template-columns: 1fr; gap: 16px; }
  .ic-system-intro { margin-bottom: 22px; }
  .ic-stage { padding: 14px; }
  .ic-stage-heading { min-height: 44px; }
  .ic-stage > p { min-height: 0; }
  .ic-program-spine strong { width: 100%; border-right: 0; }
  .ic-program-spine span { flex: 1 1 auto; }
  .ic-learning-loop { grid-template-columns: 36px minmax(0, 1fr); }
  .ic-motion-toggle { grid-column: 1 / -1; width: 100%; }
  .approach-story { min-height: 460vh; }
  .approach-story-visual { min-height: 560px; }
  .approach-story-visual::before { background: linear-gradient(180deg, rgba(19, 25, 32, .06) 0%, rgba(19, 25, 32, .14) 38%, rgba(19, 25, 32, .92) 72%, rgba(19, 25, 32, .98) 100%); }
  .approach-story-grid { -webkit-mask-image: radial-gradient(circle at 50% 34%, black, transparent 63%); mask-image: radial-gradient(circle at 50% 34%, black, transparent 63%); }
  .approach-story-copy { align-items: flex-end; padding-bottom: 36px; }
  .approach-story-step { min-height: calc(92vh - var(--header)); }
  .approach-story-panel { width: 100%; padding: 22px; }
  .approach-story-panel .section-index { margin-bottom: 18px; }
  .approach-story-count { margin-bottom: 10px; }
  .approach-story-panel h2 { margin-bottom: 16px; font-size: 33px; }
  .approach-story-panel > p:not(.section-index):not(.approach-story-count) { margin-bottom: 18px; font-size: 15px; }
  .approach-system-rail { top: 16px; left: 16px; right: 16px; overflow-x: auto; border-radius: var(--radius); }
  .approach-system-rail span { flex: 1 0 auto; padding: 7px 9px; }
  .approach-story-status { right: 16px; bottom: 14px; display: none; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition-duration: .01ms !important; animation-duration: .01ms !important; }
  [data-reveal] { opacity: 1; transform: none; }
  .ic-motion-toggle { display: none; }
  .approach-story { min-height: auto; padding: 72px 0; }
  .approach-story-visual { position: static; height: auto; min-height: 0; overflow: visible; }
  .approach-story-visual::before,
  .approach-story-visual::after,
  .approach-story canvas,
  .approach-story-grid,
  .approach-story-status,
  .approach-system-rail,
  .approach-story-steps { display: none; }
  .approach-story-copy { position: static; display: grid; gap: 16px; pointer-events: auto; }
  .approach-story-panel { position: static; width: 100%; opacity: 1; visibility: visible; pointer-events: auto; transform: none; }
}