/* 青小程官网 V5.0 · 让文化持续发生 */
:root {
  --jade-950: #062c27;
  --jade-900: #083b33;
  --jade-800: #07594c;
  --jade-700: #087f6a;
  --jade-600: #129c7d;
  --jade-400: #62cdb1;
  --jade-200: #bceadb;
  --jade-100: #e4f4ee;
  --jade-50: #f2f8f5;
  --ink: #16231f;
  --ink-soft: #4f5e59;
  --paper: #f3f0e8;
  --paper-deep: #e9e4d8;
  --white: #fff;
  --gold: #f4c76c;
  --line: rgba(9, 59, 51, .14);
  --line-light: rgba(255,255,255,.18);
  --shadow: 0 32px 80px rgba(3, 38, 32, .12);
  --radius-sm: 10px;
  --radius: 18px;
  --radius-lg: 32px;
  --max: 1200px;
  --font-sans: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  --font-serif: "Songti SC", "STSong", "SimSun", serif;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body { margin: 0; color: var(--ink); background: var(--white); font: 16px/1.75 var(--font-sans); -webkit-font-smoothing: antialiased; }
body.nav-open { overflow: hidden; }
img, svg { max-width: 100%; }
img { height: auto; }
a { color: inherit; text-decoration: none; }
button, input, textarea { font: inherit; }
h1, h2, h3, h4, p, ul, ol { margin-top: 0; }
h1, h2, h3, h4 { color: inherit; line-height: 1.22; }
h1, h2 { letter-spacing: -.035em; }
p { margin-bottom: 1em; }
ul, ol { margin-bottom: 1em; padding-left: 1.25em; }
[hidden] { display: none !important; }
:focus-visible { outline: 3px solid var(--gold); outline-offset: 4px; }
::selection { color: var(--white); background: var(--jade-700); }

.container { width: min(calc(100% - 48px), var(--max)); margin-inline: auto; }
.skip-link { position: fixed; left: 16px; top: -80px; z-index: 1000; padding: 10px 16px; color: var(--white); background: var(--jade-900); border-radius: 8px; transition: top .2s ease; }
.skip-link:focus { top: 16px; }
.icon { width: 26px; height: 26px; fill: none; stroke: currentColor; }

/* Header */
.site-header { position: sticky; inset: 0 0 auto; z-index: 100; height: 76px; background: rgba(255,255,255,.9); border-bottom: 1px solid transparent; backdrop-filter: blur(16px) saturate(1.2); transition: height .25s ease, border-color .25s ease, box-shadow .25s ease; }
.site-header.is-scrolled { height: 66px; border-color: var(--line); box-shadow: 0 10px 30px rgba(6,44,39,.05); }
.header-inner { height: 100%; display: flex; align-items: center; gap: 30px; }
.brand { display: inline-flex; flex: 0 0 auto; align-items: center; }
.brand img { display: block; width: 140px; }
.site-nav { margin-left: auto; }
.site-nav ul { display: flex; align-items: center; gap: 2px; margin: 0; padding: 0; list-style: none; }
.site-nav a:not(.btn) { display: inline-flex; align-items: center; min-height: 44px; padding: 8px 13px; color: #40504a; font-size: 14px; border-radius: 999px; transition: color .2s ease, background .2s ease; }
.site-nav a:not(.btn):hover, .site-nav a.is-active:not(.btn) { color: var(--jade-800); background: var(--jade-50); }
.nav-cta { margin-left: 10px; }
.nav-toggle { display: none; width: 46px; height: 46px; margin-left: auto; padding: 0; color: var(--jade-900); background: transparent; border: 1px solid var(--line); border-radius: 50%; }
.nav-toggle span { display: block; width: 18px; height: 1px; margin: 5px auto; background: currentColor; transition: transform .2s ease; }
.nav-toggle[aria-expanded="true"] span:first-child { transform: translateY(3px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:last-child { transform: translateY(-3px) rotate(-45deg); }

/* Shared typography and controls */
.eyebrow { margin: 0 0 18px; color: var(--jade-700); font-size: 12px; font-weight: 700; letter-spacing: .18em; text-transform: uppercase; }
.eyebrow--light { color: var(--jade-200); }
.section-mark { margin: 0; color: var(--jade-700); font-size: 11px; font-weight: 700; letter-spacing: .18em; text-transform: uppercase; }
.section { padding: 120px 0; }
.section--paper { background: var(--paper); }
.section--jade { color: var(--white); background: var(--jade-900); }
.section-head { max-width: 790px; margin-bottom: 60px; }
.section-head h2 { margin-bottom: 20px; font-size: clamp(36px, 5vw, 62px); font-weight: 500; }
.section-head > p:last-child { max-width: 650px; color: var(--ink-soft); font-size: 17px; }
.section-head--light h2 { color: var(--white); }
.section-head--light > p:last-child { color: rgba(255,255,255,.7); }
.split-head { max-width: none; display: grid; grid-template-columns: minmax(0, 1.4fr) minmax(260px, .6fr); align-items: end; gap: 90px; }
.split-head h2 { margin: 0; }
.split-head > p { margin: 0 0 8px; }
.text-link { display: inline-flex; align-items: center; gap: 14px; padding-bottom: 3px; color: var(--jade-800); font-size: 14px; font-weight: 650; border-bottom: 1px solid currentColor; }
.text-link span { transition: transform .2s ease; }
.text-link:hover span { transform: translateX(4px); }
.text-link--light { color: var(--jade-200); }
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 16px; min-height: 52px; padding: 13px 26px; font-weight: 650; line-height: 1.2; border: 1px solid transparent; border-radius: 999px; cursor: pointer; transition: transform .2s ease, background .2s ease, color .2s ease, border-color .2s ease; }
.btn:hover { transform: translateY(-2px); }
.btn--primary { color: var(--jade-950); background: var(--gold); }
.btn--primary:hover { background: #ffda88; }
.btn--secondary { color: var(--jade-900); background: var(--jade-100); }
.btn--secondary:hover { background: var(--jade-200); }
.btn--outline { color: var(--jade-800); background: transparent; border-color: var(--line); }
.btn--outline:hover { background: var(--jade-50); border-color: var(--jade-600); }
.btn--sm { min-height: 42px; padding: 10px 20px; font-size: 14px; }
.btn--large { min-height: 60px; padding-inline: 32px; }

/* Home hero */
.hero { position: relative; overflow: hidden; color: var(--white); background: var(--jade-950); }
.hero--home { min-height: calc(100svh - 76px); display: flex; align-items: center; padding: 96px 0 110px; }
.hero-grain { position: absolute; inset: 0; opacity: .34; pointer-events: none; background-image: radial-gradient(rgba(255,255,255,.18) .55px, transparent .55px); background-size: 7px 7px; mask-image: linear-gradient(90deg, #000, transparent 65%); }
.hero--home::before { content: ""; position: absolute; width: 820px; height: 820px; right: -360px; top: -360px; border: 1px solid rgba(98,205,177,.13); border-radius: 50%; box-shadow: 0 0 0 120px rgba(98,205,177,.025), 0 0 0 240px rgba(98,205,177,.018); }
.hero-grid { position: relative; z-index: 1; display: grid; grid-template-columns: 1.12fr .88fr; align-items: center; gap: 60px; }
.hero-copy h1 { margin: 0 0 30px; color: var(--white); font-size: clamp(58px, 8vw, 106px); font-weight: 500; line-height: .98; }
.hero-copy h1 em { color: var(--jade-200); font-family: var(--font-serif); font-weight: 400; font-style: normal; }
.hero-lead { max-width: 650px; margin-bottom: 38px; color: rgba(255,255,255,.72); font-size: clamp(17px, 1.6vw, 20px); line-height: 1.85; }
.hero-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 30px; }
.hero-index { position: absolute; left: 24px; bottom: 28px; color: rgba(255,255,255,.3); font-size: 10px; letter-spacing: .16em; writing-mode: vertical-rl; }
.continuum { position: relative; aspect-ratio: 1; min-height: 480px; }
.continuum-ring { position: absolute; inset: 8%; border: 1px solid rgba(188,234,219,.22); border-radius: 50%; }
.continuum-ring--outer { animation: slow-spin 42s linear infinite; }
.continuum-ring--outer::before, .continuum-ring--inner::before { content: ""; position: absolute; width: 9px; height: 9px; background: var(--gold); border-radius: 50%; box-shadow: 0 0 0 8px rgba(244,199,108,.08); }
.continuum-ring--outer::before { left: 13%; top: 13%; }
.continuum-ring--inner { inset: 24%; border-style: dashed; animation: slow-spin 30s linear reverse infinite; }
.continuum-ring--inner::before { right: 9%; bottom: 19%; background: var(--jade-400); }
.continuum-core { position: absolute; inset: 36%; display: grid; place-content: center; text-align: center; background: rgba(18,156,125,.12); border: 1px solid rgba(188,234,219,.3); border-radius: 50%; box-shadow: 0 0 80px rgba(18,156,125,.16); }
.continuum-core span { font-family: var(--font-serif); font-size: 30px; }
.continuum-core small { margin-top: 4px; color: var(--jade-200); font-size: 11px; letter-spacing: .16em; }
.continuum-node { position: absolute; min-width: 70px; padding: 9px 14px; text-align: center; color: var(--jade-100); background: rgba(6,44,39,.72); border: 1px solid rgba(188,234,219,.28); border-radius: 999px; backdrop-filter: blur(8px); font-size: 13px; }
.continuum-node--one { left: 4%; top: 26%; }
.continuum-node--two { right: 6%; top: 18%; }
.continuum-node--three { right: 0; bottom: 23%; }
.continuum-node--four { left: 8%; bottom: 13%; }
.continuum-stroke { position: absolute; inset: 21%; width: 58%; height: 58%; overflow: visible; fill: none; stroke: var(--gold); stroke-width: 1.2; stroke-linecap: round; opacity: .55; }
@keyframes slow-spin { to { transform: rotate(360deg); } }

/* Home sections */
.statement { padding-block: 150px; }
.statement-grid { display: grid; grid-template-columns: 1fr 4fr; gap: 70px; }
.statement h2 { max-width: 800px; margin: 0 0 44px; font-family: var(--font-serif); font-size: clamp(46px, 7vw, 84px); font-weight: 400; }
.statement-grid > div p { max-width: 700px; color: var(--ink-soft); font-size: 19px; }
.connection-section { overflow: hidden; }
.connection-path { display: grid; grid-template-columns: repeat(5, 1fr); margin: 0; padding: 0; list-style: none; counter-reset: path; }
.connection-path li { position: relative; min-height: 265px; padding: 30px 25px; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.connection-path li + li { border-left: 1px solid var(--line); }
.connection-path li::after { content: ""; position: absolute; left: 0; right: 100%; bottom: -1px; height: 3px; background: var(--jade-600); transition: right .4s ease; }
.connection-path li:hover::after { right: 0; }
.path-number { display: block; margin-bottom: 74px; color: var(--jade-600); font-size: 11px; letter-spacing: .14em; }
.connection-path h3 { margin-bottom: 13px; font-size: 24px; font-weight: 500; }
.connection-path p { margin: 0; color: var(--ink-soft); font-size: 14px; }
.product-intro { position: relative; overflow: hidden; }
.product-intro::after { content: "Q"; position: absolute; right: -3vw; bottom: -23vw; color: rgba(255,255,255,.025); font: 50vw/1 var(--font-serif); pointer-events: none; }
.product-stack { position: relative; z-index: 1; border-top: 1px solid var(--line-light); }
.product-layer { display: grid; grid-template-columns: 60px 1.2fr 1fr 42px; align-items: center; gap: 30px; padding: 34px 6px; border-bottom: 1px solid var(--line-light); }
.product-layer__number, .product-layer__type { color: var(--jade-400); font-size: 11px; letter-spacing: .14em; }
.product-layer__type { margin-bottom: 6px; }
.product-layer h3 { margin: 0; font-size: 25px; font-weight: 500; }
.product-layer > p { margin: 0; color: rgba(255,255,255,.66); }
.product-layer .icon { color: var(--jade-200); }
.section-more { position: relative; z-index: 1; margin: 38px 0 0; }
.journey-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.journey-card { min-height: 430px; display: flex; flex-direction: column; padding: 36px; background: var(--jade-50); border-radius: var(--radius); }
.journey-card > span { color: var(--jade-700); font-size: 10px; font-weight: 700; letter-spacing: .16em; }
.journey-card h3 { margin: auto 0 18px; font-family: var(--font-serif); font-size: 38px; font-weight: 400; }
.journey-card p { color: var(--ink-soft); }
.journey-card--dark { color: var(--white); background: var(--jade-950); }
.journey-card--dark > span, .journey-card--dark p { color: var(--jade-200); }
.journey-card--accent { background: var(--gold); }
.journey-card--accent > span { color: var(--jade-900); }
.journey-line { height: 52px; display: flex; align-items: center; margin-top: 24px; }
.journey-line::before { content: ""; flex: 1; height: 1px; background: currentColor; opacity: .25; }
.journey-line i { width: 9px; height: 9px; background: currentColor; border-radius: 50%; animation: pulse 2.4s ease infinite; }
@keyframes pulse { 50% { box-shadow: 0 0 0 10px rgba(18,156,125,.1); } }
.venue-list { border-top: 1px solid var(--line); }
.venue-list a { display: grid; grid-template-columns: 72px 1fr 1.5fr 32px; align-items: center; gap: 24px; min-height: 112px; border-bottom: 1px solid var(--line); transition: padding .25s ease, background .25s ease; }
.venue-list a:hover { padding-inline: 18px; background: rgba(255,255,255,.38); }
.venue-list span { color: var(--jade-700); font-size: 11px; letter-spacing: .14em; }
.venue-list strong { font-family: var(--font-serif); font-size: 30px; font-weight: 400; }
.venue-list small { color: var(--ink-soft); font-size: 14px; }
.venue-list b { color: var(--jade-700); font-weight: 400; font-size: 22px; }
.quiet-note { max-width: 720px; margin: 42px 0 0 96px; color: var(--ink-soft); }
.proof-grid { display: grid; grid-template-columns: .85fr 1.15fr; gap: 100px; }
.proof-copy { position: sticky; top: 120px; align-self: start; }
.proof-copy h2 { margin-bottom: 28px; font-size: clamp(40px, 5vw, 64px); font-weight: 500; }
.proof-copy > p:not(.eyebrow) { max-width: 450px; color: var(--ink-soft); font-size: 17px; }
.proof-copy .text-link { margin-top: 18px; }
.proof-steps { margin: 0; padding: 0; list-style: none; }
.proof-steps li { display: grid; grid-template-columns: 66px 1fr; gap: 30px; min-height: 175px; padding: 30px 0; border-top: 1px solid var(--line); }
.proof-steps li:last-child { border-bottom: 1px solid var(--line); }
.proof-steps span { width: 48px; height: 48px; display: grid; place-items: center; color: var(--jade-700); border: 1px solid var(--line); border-radius: 50%; font-size: 11px; }
.proof-steps h3 { margin: 0 0 10px; font-size: 25px; font-weight: 500; }
.proof-steps p { max-width: 540px; margin: 0; color: var(--ink-soft); }
.impact-teaser { position: relative; overflow: hidden; padding: 140px 0; color: var(--white); background: #182b27; }
.impact-teaser::after { content: ""; position: absolute; width: 520px; height: 520px; right: -120px; top: 50%; border: 1px solid rgba(244,199,108,.22); border-radius: 50%; transform: translateY(-50%); box-shadow: 0 0 0 90px rgba(244,199,108,.025), 0 0 0 180px rgba(244,199,108,.018); }
.impact-teaser__inner { position: relative; z-index: 1; }
.impact-teaser .section-mark { color: var(--gold); }
.impact-teaser h2 { max-width: 830px; margin: 32px 0 24px; font: 400 clamp(44px, 6vw, 74px)/1.2 var(--font-serif); }
.impact-teaser p:not(.section-mark) { max-width: 590px; color: rgba(255,255,255,.66); }
.impact-teaser .text-link { margin-top: 20px; }
.faq-grid { display: grid; grid-template-columns: .7fr 1.3fr; gap: 100px; }
.faq-grid h2 { font-size: clamp(38px, 5vw, 58px); font-weight: 500; }
.faq { border-top: 1px solid var(--line); }
.faq-item { border-bottom: 1px solid var(--line); }
.faq-item h3 { margin: 0; }
.faq-q { width: 100%; display: flex; justify-content: space-between; gap: 24px; padding: 24px 0; color: var(--ink); text-align: left; background: none; border: 0; cursor: pointer; font-size: 18px; font-weight: 550; }
.faq-q span { position: relative; flex: 0 0 22px; width: 22px; height: 22px; }
.faq-q span::before, .faq-q span::after { content: ""; position: absolute; left: 4px; right: 4px; top: 10px; height: 1px; background: var(--jade-700); transition: transform .2s ease; }
.faq-q span::after { transform: rotate(90deg); }
.faq-q[aria-expanded="true"] span::after { transform: rotate(0); }
.faq-a { padding: 0 54px 24px 0; color: var(--ink-soft); }
.contact-section { padding: 0 0 34px; background: var(--paper); }
.contact-panel { position: relative; overflow: hidden; padding: 90px clamp(32px, 8vw, 110px); color: var(--white); background: var(--jade-900); border-radius: var(--radius-lg); }
.contact-panel::after { content: ""; position: absolute; width: 430px; height: 430px; right: -95px; bottom: -230px; border: 1px solid rgba(255,255,255,.16); border-radius: 50%; box-shadow: 0 0 0 75px rgba(255,255,255,.025); }
.contact-panel h2 { max-width: 700px; margin-bottom: 28px; font: 400 clamp(48px, 7vw, 82px)/1.1 var(--font-serif); }
.contact-panel > p:not(.eyebrow) { max-width: 620px; color: rgba(255,255,255,.7); font-size: 17px; }
.contact-actions { position: relative; z-index: 1; display: flex; flex-wrap: wrap; align-items: center; gap: 26px; margin-top: 42px; }
.contact-actions > span { color: rgba(255,255,255,.58); font-size: 14px; }
.contact-actions > span a { color: var(--jade-200); border-bottom: 1px solid currentColor; }

/* Inner page hero */
.page-hero { position: relative; overflow: hidden; padding: 126px 0 112px; color: var(--white); background: var(--jade-950); }
.page-hero::after { content: ""; position: absolute; width: 620px; height: 620px; right: -230px; top: -300px; border: 1px solid rgba(188,234,219,.14); border-radius: 50%; box-shadow: 0 0 0 100px rgba(188,234,219,.02), 0 0 0 200px rgba(188,234,219,.015); }
.page-hero .container { position: relative; z-index: 1; }
.page-hero h1 { max-width: 980px; margin: 0 0 28px; font-size: clamp(50px, 7vw, 82px); font-weight: 500; }
.page-hero h1 em { color: var(--jade-200); font: inherit; font-family: var(--font-serif); font-style: normal; font-weight: 400; }
.page-hero__lead { max-width: 720px; margin: 0; color: rgba(255,255,255,.7); font-size: 18px; }
.page-hero__aside { margin-top: 46px; display: flex; flex-wrap: wrap; gap: 10px; }
.page-hero__aside span { padding: 7px 13px; color: var(--jade-200); border: 1px solid rgba(188,234,219,.2); border-radius: 999px; font-size: 12px; }
.breadcrumb { margin: 0 0 25px; color: var(--jade-400); font-size: 11px; letter-spacing: .15em; text-transform: uppercase; }

/* Inner content patterns */
.intro-grid { display: grid; grid-template-columns: .65fr 1.35fr; gap: 100px; }
.intro-grid h2 { margin-bottom: 28px; font-size: clamp(42px, 5vw, 64px); font-weight: 500; }
.intro-grid .lead-copy { color: var(--ink-soft); font-size: 18px; }
.feature-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.feature-card { min-height: 330px; display: flex; flex-direction: column; padding: 34px; background: var(--white); border: 1px solid var(--line); border-radius: var(--radius); }
.feature-card__top { display: flex; justify-content: space-between; color: var(--jade-700); font-size: 11px; letter-spacing: .14em; }
.feature-card .icon { width: 32px; height: 32px; }
.feature-card h3 { margin: auto 0 18px; font-size: 26px; font-weight: 500; }
.feature-card p { margin: 0; color: var(--ink-soft); }
.status-board { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.status-column { padding: 34px; }
.status-column + .status-column { border-left: 1px solid var(--line); }
.status-label { display: inline-flex; align-items: center; gap: 8px; margin-bottom: 26px; color: var(--jade-800); font-size: 12px; font-weight: 700; letter-spacing: .1em; }
.status-label::before { content: ""; width: 8px; height: 8px; background: var(--jade-600); border-radius: 50%; }
.status-column--pilot .status-label { color: #8c5e04; }
.status-column--pilot .status-label::before { background: var(--gold); }
.status-column--plan .status-label { color: #66716d; }
.status-column--plan .status-label::before { background: #98a39f; }
.status-column h3 { font-size: 24px; font-weight: 500; }
.status-column ul { margin: 20px 0 0; padding: 0; list-style: none; color: var(--ink-soft); }
.status-column li { padding: 9px 0; border-top: 1px solid var(--line); }
.boundary-grid { display: grid; grid-template-columns: repeat(4, 1fr); counter-reset: boundary; }
.boundary-item { min-height: 260px; padding: 30px; border-top: 1px solid var(--line-light); border-bottom: 1px solid var(--line-light); }
.boundary-item + .boundary-item { border-left: 1px solid var(--line-light); }
.boundary-item::before { counter-increment: boundary; content: "0" counter(boundary); display: block; margin-bottom: 70px; color: var(--jade-400); font-size: 11px; letter-spacing: .15em; }
.boundary-item h3 { font-size: 21px; font-weight: 500; }
.boundary-item p { margin: 0; color: rgba(255,255,255,.65); font-size: 14px; }
.principle-list { display: grid; grid-template-columns: repeat(2, 1fr); gap: 0; border-top: 1px solid var(--line); }
.principle-item { padding: 34px 30px; border-bottom: 1px solid var(--line); }
.principle-item:nth-child(odd) { border-right: 1px solid var(--line); }
.principle-item h3 { font-size: 22px; font-weight: 500; }
.principle-item p { margin: 0; color: var(--ink-soft); }

/* Scenes */
.scene-index { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 40px; }
.scene-index a { padding: 8px 14px; color: var(--jade-200); border: 1px solid rgba(188,234,219,.2); border-radius: 999px; font-size: 13px; }
.scene-index a:hover { color: var(--white); border-color: var(--gold); }
.scene-detail { scroll-margin-top: 82px; padding: 100px 0; }
.scene-detail:nth-child(even) { background: var(--paper); }
.scene-detail__grid { display: grid; grid-template-columns: 70px .72fr 1.28fr; gap: 55px; }
.scene-detail__number { color: var(--jade-700); font-size: 11px; letter-spacing: .15em; }
.scene-detail h2 { margin-bottom: 18px; font: 400 clamp(42px, 5vw, 62px)/1.15 var(--font-serif); }
.scene-detail__task { color: var(--ink-soft); font-size: 17px; }
.scene-flow { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--line); }
.scene-flow div { padding: 25px 22px; border-bottom: 1px solid var(--line); }
.scene-flow div + div { border-left: 1px solid var(--line); }
.scene-flow small { display: block; margin-bottom: 12px; color: var(--jade-700); font-size: 10px; font-weight: 700; letter-spacing: .12em; }
.scene-flow p { margin: 0; color: var(--ink-soft); font-size: 14px; }

/* Process */
.process-list { margin: 0; padding: 0; list-style: none; border-top: 1px solid var(--line); }
.process-step { display: grid; grid-template-columns: 90px .75fr 1.25fr; gap: 35px; padding: 46px 0; border-bottom: 1px solid var(--line); }
.process-step__number { color: var(--jade-700); font-size: 12px; letter-spacing: .18em; }
.process-step h2 { margin: 0; font-size: 28px; font-weight: 500; }
.process-meta { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.process-meta small { display: block; margin-bottom: 10px; color: var(--jade-700); font-size: 10px; font-weight: 700; letter-spacing: .12em; }
.process-meta p { margin: 0; color: var(--ink-soft); font-size: 14px; }
.notice { display: grid; grid-template-columns: 180px 1fr; gap: 34px; margin-top: 50px; padding: 30px; color: var(--white); background: var(--jade-900); border-radius: var(--radius); }
.notice strong { color: var(--gold); font-size: 13px; letter-spacing: .12em; }
.notice p { margin: 0; color: rgba(255,255,255,.7); }

/* Impact */
.impact-principles { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; }
.impact-card { min-height: 360px; display: flex; flex-direction: column; padding: 38px; background: var(--jade-50); border-radius: var(--radius); }
.impact-card:nth-child(2), .impact-card:nth-child(3) { color: var(--white); background: var(--jade-900); }
.impact-card__number { color: var(--jade-600); font-size: 11px; letter-spacing: .15em; }
.impact-card:nth-child(2) .impact-card__number, .impact-card:nth-child(3) .impact-card__number { color: var(--jade-400); }
.impact-card h3 { margin: auto 0 18px; font: 400 34px/1.2 var(--font-serif); }
.impact-card p { margin: 0; color: var(--ink-soft); }
.impact-card:nth-child(2) p, .impact-card:nth-child(3) p { color: rgba(255,255,255,.66); }
.cooperation-list { display: grid; grid-template-columns: repeat(4, 1fr); margin: 0; padding: 0; list-style: none; border-top: 1px solid var(--line); }
.cooperation-list li { min-height: 210px; padding: 28px; border-bottom: 1px solid var(--line); }
.cooperation-list li + li { border-left: 1px solid var(--line); }
.cooperation-list span { color: var(--jade-700); font-size: 11px; }
.cooperation-list h3 { margin: 60px 0 0; font-size: 20px; font-weight: 500; }

/* About + contact */
.belief-quote { max-width: 970px; margin: 0; font: 400 clamp(44px, 6vw, 76px)/1.3 var(--font-serif); }
.belief-quote em { color: var(--jade-600); font-style: normal; }
.relation-map { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.relation-card { min-height: 300px; display: flex; flex-direction: column; padding: 34px; background: var(--white); border: 1px solid var(--line); border-radius: var(--radius); }
.relation-card span { color: var(--jade-700); font-size: 11px; letter-spacing: .14em; }
.relation-card h3 { margin: auto 0 15px; font-size: 28px; font-weight: 500; }
.relation-card p { margin: 0; color: var(--ink-soft); }
.contact-grid { display: grid; grid-template-columns: .75fr 1.25fr; gap: 90px; }
.contact-grid h2 { font-size: clamp(40px, 5vw, 62px); font-weight: 500; }
.contact-cards { border-top: 1px solid var(--line); }
.contact-row { display: grid; grid-template-columns: 150px 1fr; gap: 24px; padding: 24px 0; border-bottom: 1px solid var(--line); }
.contact-row b { color: var(--jade-700); font-size: 12px; letter-spacing: .08em; }
.contact-row a { color: var(--jade-800); text-decoration: underline; text-underline-offset: 4px; }

/* Legal */
.legal-layout { display: grid; grid-template-columns: 230px minmax(0, 760px); gap: 90px; align-items: start; }
.doc-meta { position: sticky; top: 110px; padding: 22px; color: var(--ink-soft); background: var(--jade-50); border-radius: var(--radius-sm); font-size: 13px; }
.article h2 { margin: 56px 0 18px; padding-top: 24px; border-top: 1px solid var(--line); font-size: 28px; font-weight: 500; }
.article h2:first-child { margin-top: 0; }
.article h3 { margin: 28px 0 10px; font-size: 18px; }
.article p, .article li { color: var(--ink-soft); }
.article a { color: var(--jade-800); text-decoration: underline; text-underline-offset: 3px; }

/* Footer */
.site-footer { padding: 80px 0 24px; color: rgba(255,255,255,.7); background: var(--jade-950); }
.footer-grid { display: grid; grid-template-columns: 2fr repeat(3, 1fr); gap: 60px; }
.footer-brand img { width: 148px; filter: brightness(0) invert(1); opacity: .94; }
.footer-brand p { margin: 24px 0 5px; color: var(--white); font: 400 24px var(--font-serif); }
.footer-brand small { color: rgba(255,255,255,.45); }
.footer-grid h2 { margin: 0 0 20px; color: var(--jade-400); font-size: 11px; letter-spacing: .14em; }
.footer-grid ul { margin: 0; padding: 0; list-style: none; }
.footer-grid li { margin: 9px 0; font-size: 14px; }
.footer-grid a:hover { color: var(--white); }
.footer-bottom { display: flex; justify-content: space-between; gap: 20px; margin-top: 70px; padding-top: 22px; border-top: 1px solid rgba(255,255,255,.1); font-size: 12px; }
.footer-bottom p { margin: 0; }

/* Reveal */
[data-reveal] { opacity: 1; transform: none; }
.js [data-reveal] { opacity: 0; transform: translateY(22px); transition: opacity .7s ease, transform .7s cubic-bezier(.2,.75,.25,1); }
.js [data-reveal].is-visible { opacity: 1; transform: none; }

@media (max-width: 1050px) {
  .site-header { height: 68px; }
  .nav-toggle { display: block; }
  .site-nav { position: fixed; inset: 68px 0 auto; max-height: calc(100svh - 68px); overflow-y: auto; padding: 18px 24px 30px; background: rgba(255,255,255,.98); border-top: 1px solid var(--line); transform: translateY(-120%); opacity: 0; visibility: hidden; transition: transform .25s ease, opacity .25s ease, visibility .25s; }
  .site-nav.is-open { transform: none; opacity: 1; visibility: visible; }
  .site-nav ul { display: block; }
  .site-nav a:not(.btn) { width: 100%; min-height: 52px; padding-inline: 6px; border-bottom: 1px solid var(--line); border-radius: 0; font-size: 17px; }
  .nav-cta { width: 100%; margin: 18px 0 0; }
  .hero-grid { grid-template-columns: 1fr .72fr; gap: 30px; }
  .continuum { min-height: 400px; }
  .connection-path { grid-template-columns: repeat(3, 1fr); }
  .connection-path li + li { border-left: 1px solid var(--line); }
  .connection-path li:nth-child(4) { border-left: 0; }
  .product-layer { grid-template-columns: 48px 1fr 1fr 34px; }
  .journey-card { min-height: 370px; padding: 28px; }
  .proof-grid, .faq-grid, .contact-grid { gap: 60px; }
  .feature-grid, .relation-map { grid-template-columns: 1fr; }
  .feature-card, .relation-card { min-height: 240px; }
  .status-board { grid-template-columns: 1fr; }
  .status-column + .status-column { border-left: 0; border-top: 1px solid var(--line); }
  .boundary-grid, .cooperation-list { grid-template-columns: repeat(2, 1fr); }
  .boundary-item:nth-child(3), .cooperation-list li:nth-child(3) { border-left: 0; }
  .scene-detail__grid { grid-template-columns: 50px .65fr 1.35fr; gap: 30px; }
  .process-step { grid-template-columns: 60px 1fr; }
  .process-meta { grid-column: 2; }
}

@media (max-width: 760px) {
  .container { width: min(calc(100% - 32px), var(--max)); }
  .section { padding: 82px 0; }
  .section-head { margin-bottom: 42px; }
  .section-head h2 { font-size: clamp(34px, 11vw, 48px); }
  .split-head, .statement-grid, .proof-grid, .faq-grid, .intro-grid, .contact-grid, .legal-layout { grid-template-columns: 1fr; gap: 34px; }
  .hero--home { min-height: auto; padding: 90px 0 80px; }
  .hero-grid { grid-template-columns: 1fr; }
  .hero-copy h1 { font-size: clamp(54px, 17vw, 78px); }
  .hero-lead { font-size: 16px; }
  .hero-actions { gap: 22px; }
  .continuum { min-height: 360px; max-width: 420px; width: 100%; margin: 20px auto 0; }
  .hero-index { display: none; }
  .statement { padding-block: 95px; }
  .statement h2 { font-size: clamp(44px, 13vw, 64px); }
  .statement-grid > div p { font-size: 17px; }
  .connection-path { grid-template-columns: 1fr; }
  .connection-path li { min-height: auto; padding: 24px 8px; border-left: 0 !important; border-top: 0; }
  .connection-path li:first-child { border-top: 1px solid var(--line); }
  .path-number { margin-bottom: 25px; }
  .product-layer { grid-template-columns: 44px 1fr 30px; gap: 18px; }
  .product-layer > p { grid-column: 2 / -1; }
  .journey-grid { grid-template-columns: 1fr; }
  .journey-card { min-height: 340px; }
  .venue-list a { grid-template-columns: 40px 1fr 24px; gap: 12px; padding: 20px 0; }
  .venue-list small { grid-column: 2; }
  .venue-list b { grid-column: 3; grid-row: 1 / span 2; }
  .quiet-note { margin-left: 0; }
  .proof-copy { position: static; }
  .impact-teaser { padding: 95px 0; }
  .contact-section { padding-bottom: 16px; }
  .contact-panel { padding: 64px 28px; border-radius: 24px; }
  .contact-panel h2 { font-size: clamp(44px, 13vw, 62px); }
  .page-hero { padding: 92px 0 82px; }
  .page-hero h1 { font-size: clamp(44px, 13vw, 64px); }
  .feature-grid, .impact-principles { grid-template-columns: 1fr; }
  .boundary-grid, .cooperation-list, .principle-list { grid-template-columns: 1fr; }
  .boundary-item, .cooperation-list li { min-height: auto; }
  .boundary-item::before { margin-bottom: 30px; }
  .boundary-item + .boundary-item, .cooperation-list li + li, .principle-item:nth-child(odd) { border-left: 0; border-right: 0; }
  .scene-detail { padding: 75px 0; }
  .scene-detail__grid { grid-template-columns: 1fr; gap: 16px; }
  .scene-flow { grid-template-columns: 1fr; margin-top: 20px; }
  .scene-flow div + div { border-left: 0; }
  .process-step { grid-template-columns: 42px 1fr; gap: 16px; padding: 34px 0; }
  .process-meta { grid-column: 1 / -1; grid-template-columns: 1fr; padding-left: 58px; }
  .notice { grid-template-columns: 1fr; gap: 12px; }
  .relation-map { grid-template-columns: 1fr; }
  .contact-row { grid-template-columns: 1fr; gap: 5px; }
  .doc-meta { position: static; }
  .footer-grid { grid-template-columns: repeat(2, 1fr); gap: 40px 24px; }
  .footer-brand { grid-column: 1 / -1; }
  .footer-bottom { display: block; }
  .footer-bottom p + p { margin-top: 8px; }
}

@media (max-width: 430px) {
  .brand img { width: 126px; }
  .hero-actions { align-items: flex-start; flex-direction: column; }
  .continuum { min-height: 320px; }
  .continuum-node { min-width: 60px; padding: 7px 10px; font-size: 11px; }
  .product-layer { padding: 28px 0; }
  .product-layer h3 { font-size: 21px; }
  .venue-list strong { font-size: 25px; }
  .proof-steps li { grid-template-columns: 50px 1fr; gap: 18px; }
  .faq-q { font-size: 16px; }
  .contact-actions { align-items: flex-start; flex-direction: column; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; }
  .js [data-reveal] { opacity: 1; transform: none; }
}