:root {
  --bg: #f4f6f3;
  --surface: #fff;
  --soft: #edf2ee;
  --ink: #17211d;
  --muted: #65716b;
  --line: #dce2de;
  --brand: #187654;
  --brand-dark: #0e583d;
  --accent: #dc553b;
  --blue: #19c9e9;
  --content: 1160px;
  --radius: 8px;
  --shadow: 0 12px 32px rgba(21, 44, 33, .1);
  --font: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; min-width: 320px; background: var(--bg); color: var(--ink); font: 15px/1.7 var(--font); letter-spacing: 0; }
body.menu-open { overflow: hidden; }
a { color: inherit; }
img { display: block; max-width: 100%; }
button { font: inherit; letter-spacing: 0; }
h1, h2, h3, p { margin-top: 0; }
h1 { margin-bottom: 18px; font-size: 54px; line-height: 1.12; }
h2 { margin-bottom: 12px; font-size: 34px; line-height: 1.25; }
h3 { margin-bottom: 8px; font-size: 19px; line-height: 1.35; }
.shell { width: min(calc(100% - 40px), var(--content)); margin-inline: auto; }
.eyebrow { margin-bottom: 8px; color: var(--brand); font-size: 12px; font-weight: 800; }
.lead { max-width: 720px; color: var(--muted); font-size: 17px; }
.muted { color: var(--muted); }
.skip-link { position: fixed; top: -60px; left: 12px; z-index: 200; padding: 8px 12px; background: var(--ink); color: white; }
.skip-link:focus { top: 12px; }

.site-header { position: sticky; top: 0; z-index: 100; border-bottom: 1px solid rgba(220, 226, 222, .9); background: rgba(255,255,255,.96); backdrop-filter: blur(14px); }
.header-inner { min-height: 72px; display: flex; align-items: center; gap: 26px; }
.logo { flex: 0 0 auto; display: inline-flex; align-items: center; text-decoration: none; }
.logo img { width: 132px; height: 50px; object-fit: contain; object-position: left center; }
.desktop-nav { margin-left: auto; display: flex; align-items: center; gap: 24px; }
.desktop-nav a { color: #445049; font-size: 14px; font-weight: 650; text-decoration: none; }
.desktop-nav a:hover, .desktop-nav a[aria-current="page"] { color: var(--brand); }
.h5-link { display: inline-flex; align-items: center; min-height: 38px; border: 1px solid var(--brand); border-radius: 6px; padding: 6px 13px; color: var(--brand-dark) !important; }
.menu-button { width: 42px; height: 42px; margin-left: auto; display: none; place-items: center; border: 1px solid var(--line); border-radius: 6px; background: white; cursor: pointer; font-size: 22px; }
.mobile-menu { position: fixed; inset: 73px 0 auto; z-index: 99; display: none; border-bottom: 1px solid var(--line); padding: 18px 20px 24px; background: white; box-shadow: var(--shadow); }
.mobile-menu.open { display: grid; gap: 4px; }
.mobile-menu a { min-height: 46px; display: flex; align-items: center; border-bottom: 1px solid var(--line); text-decoration: none; font-weight: 700; }

.hero { position: relative; min-height: 610px; display: flex; align-items: end; overflow: hidden; background: #111d18; color: white; }
.hero::before { content: ""; position: absolute; z-index: 1; inset: 0; background: linear-gradient(90deg, rgba(7,18,14,.88) 0%, rgba(7,18,14,.72) 34%, rgba(7,18,14,.3) 58%, rgba(7,18,14,.08) 100%); }
.hero-showcase { position: absolute; inset: 0; display: grid; grid-template-columns: 1.15fr 1fr 1fr; gap: 3px; transform: skewX(-4deg) scale(1.08); transform-origin: center; }
.hero-showcase span { min-width: 0; background-position: center; background-size: cover; filter: saturate(.92) contrast(1.04); }
.hero-showcase span:nth-child(1) { background-image: url('https://aicdn.yuecheers.com/upload/qiqutech-corporate-site/games/v1/game-miaozhanggui.jpg'); }
.hero-showcase span:nth-child(2) { background-image: url('https://aicdn.yuecheers.com/upload/qiqutech-corporate-site/games/v1/game-office-tycoon.jpg'); }
.hero-showcase span:nth-child(3) { background-image: url('https://aicdn.yuecheers.com/upload/qiqutech-corporate-site/games/v1/game-tap-tycoon.jpg'); }
.hero-grid { position: absolute; z-index: 2; inset: 0; opacity: .16; background-image: linear-gradient(rgba(143,208,180,.28) 1px, transparent 1px), linear-gradient(90deg, rgba(143,208,180,.28) 1px, transparent 1px); background-size: 52px 52px; mask-image: linear-gradient(90deg, black, transparent 80%); }
.hero-inner { position: relative; z-index: 1; padding-block: 118px 72px; }
.hero-copy { max-width: 680px; }
.hero .eyebrow { color: #8fd0b4; }
.hero p { max-width: 630px; color: #d9e3de; font-size: 18px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 30px; }
.button { min-height: 44px; display: inline-flex; align-items: center; justify-content: center; border: 1px solid transparent; border-radius: 6px; padding: 9px 17px; background: var(--brand); color: white; cursor: pointer; font-size: 14px; font-weight: 750; text-decoration: none; }
.button:hover { background: var(--brand-dark); }
.button-light { border-color: rgba(255,255,255,.45); background: rgba(255,255,255,.12); backdrop-filter: blur(8px); }
.button-light:hover { background: rgba(255,255,255,.22); }
.button-outline { border-color: var(--line); background: white; color: var(--ink); }
.button-outline:hover { border-color: #aeb8b2; background: white; }

.band { padding-block: 84px; }
.band-white { background: var(--surface); }
.band-dark { background: #17241f; color: white; }
.band-dark .lead, .band-dark .muted { color: #c7d3cc; }
.section-head { display: flex; align-items: end; justify-content: space-between; gap: 28px; margin-bottom: 34px; }
.section-head > div { max-width: 760px; }
.section-head p { margin-bottom: 0; }
.positioning { display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(320px, .9fr); gap: 56px; align-items: center; }
.positioning-note { border-left: 3px solid var(--brand); padding: 4px 0 4px 22px; }
.positioning-note strong { display: block; margin-bottom: 8px; font-size: 20px; }

.game-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px; }
.game-card { min-width: 0; overflow: hidden; border: 1px solid var(--line); border-radius: var(--radius); background: white; }
.game-card img { width: 100%; aspect-ratio: 16/10; object-fit: cover; }
.game-body { padding: 20px; }
.game-meta { display: flex; gap: 8px; margin-bottom: 10px; color: var(--muted); font-size: 12px; }
.game-body p { min-height: 76px; color: var(--muted); }
.text-link { color: var(--brand-dark); font-weight: 750; text-decoration: none; }
.text-link:hover { text-decoration: underline; }

.capability-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); border-top: 1px solid var(--line); border-left: 1px solid var(--line); }
.capability { min-height: 190px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); padding: 26px; background: white; }
.capability-index { display: block; margin-bottom: 28px; color: var(--brand); font-size: 12px; font-weight: 800; }
.capability p { margin-bottom: 0; color: var(--muted); font-size: 14px; }

.operations-band { position: relative; overflow: hidden; padding-block: 92px; background: #101d18; color: white; }
.operations-band::before { content: ""; position: absolute; inset: 0; opacity: .2; background-image: linear-gradient(rgba(100,175,145,.16) 1px, transparent 1px), linear-gradient(90deg, rgba(100,175,145,.16) 1px, transparent 1px); background-size: 44px 44px; }
.operations-band .shell { position: relative; }
.operations-band .eyebrow, .launch-band .eyebrow { color: #72d6af; }
.operations-band .lead, .launch-band .lead { color: #aebeb6; }
.operations-heading { display: flex; align-items: end; justify-content: space-between; gap: 40px; margin-bottom: 36px; }
.system-state { min-width: 158px; display: grid; grid-template-columns: 10px 1fr; gap: 1px 9px; border: 1px solid rgba(134,213,181,.22); padding: 12px 14px; background: rgba(255,255,255,.025); color: #94a69d; font-size: 10px; }
.system-state i { width: 8px; height: 8px; margin-top: 3px; border-radius: 50%; background: #68e2b1; box-shadow: 0 0 12px rgba(104,226,177,.7); }
.system-state b { grid-column: 2; color: white; font-size: 12px; }
.operations-console { border: 1px solid rgba(148,184,167,.2); background: rgba(6,15,11,.7); box-shadow: 0 24px 70px rgba(0,0,0,.24); }
.loop-rail { --loop-progress: 0%; position: relative; display: grid; grid-template-columns: repeat(6, 1fr); border-bottom: 1px solid rgba(148,184,167,.2); }
.loop-rail::before { content: ""; position: absolute; top: 31px; right: 8%; left: 8%; height: 1px; background: rgba(114,214,175,.28); }
.loop-rail::after { content: ""; position: absolute; top: 31px; left: 8%; width: var(--loop-progress); height: 2px; background: #68e2b1; box-shadow: 0 0 12px rgba(104,226,177,.35); transition: width .35s ease; }
.loop-node { position: relative; z-index: 1; min-width: 0; min-height: 106px; display: grid; place-content: center; gap: 10px; border: 0; border-right: 1px solid rgba(148,184,167,.14); padding: 17px 10px; background: transparent; color: #85988f; cursor: pointer; text-align: center; }
.loop-node:last-child { border-right: 0; }
.loop-node span { position: relative; z-index: 1; width: 28px; height: 28px; margin: 0 auto; display: grid; place-items: center; border: 1px solid #52675e; border-radius: 50%; background: #101d18; font-size: 9px; }
.loop-node strong { font-size: 13px; }
.loop-node:hover { background: rgba(75,172,132,.07); color: white; }
.loop-node.active { background: linear-gradient(180deg, rgba(83,190,146,.2), rgba(75,172,132,.07)); color: white; }
.loop-node.active::after { content: ""; position: absolute; right: 18%; bottom: -1px; left: 18%; height: 2px; background: #68e2b1; }
.loop-node.active span { border-color: #68e2b1; color: #68e2b1; box-shadow: 0 0 0 5px rgba(104,226,177,.08); }
.loop-detail { display: grid; grid-template-columns: 128px minmax(240px, .8fr) minmax(420px, 1.2fr); gap: 34px; align-items: center; min-height: 224px; padding: 34px 40px; }
.detail-code { align-self: stretch; display: grid; align-content: center; border-right: 1px solid rgba(148,184,167,.18); color: #71847a; font-size: 10px; }
.detail-code b { display: block; color: #68e2b1; font-size: 48px; line-height: 1; }
.loop-detail h3 { margin-bottom: 9px; font-size: 26px; }
.loop-copy { min-width: 0; }
.loop-copy p { margin: 0; color: #aebeb6; }
.loop-copy.is-changing, .loop-detail dl.is-changing, .launch-detail > div.is-changing, .launch-detail dl.is-changing { animation: detail-in .28s ease; }
.loop-detail dl { margin: 0; display: grid; grid-template-columns: repeat(3, 1fr); }
.loop-detail dl div { min-height: 112px; border-left: 1px solid rgba(148,184,167,.18); padding: 12px 18px; }
.loop-detail dt, .launch-detail dt { margin-bottom: 16px; color: #68e2b1; font-size: 9px; font-weight: 800; }
.loop-detail dd, .launch-detail dd { margin: 0; color: #d7e2dc; font-size: 13px; }

.launch-band { position: relative; overflow: hidden; padding-block: 92px; background: #182721; color: white; }
.launch-band::after { content: ""; position: absolute; right: -100px; bottom: -170px; width: 520px; height: 520px; border: 1px solid rgba(220,85,59,.13); border-radius: 50%; box-shadow: 0 0 0 80px rgba(220,85,59,.025), 0 0 0 160px rgba(220,85,59,.018); pointer-events: none; }
.launch-band .shell { position: relative; z-index: 1; }
.launch-heading { display: flex; align-items: end; justify-content: space-between; gap: 36px; margin-bottom: 40px; }
.launch-heading > div { max-width: 760px; }
.launch-heading p { margin-bottom: 0; }
.launch-console { border: 1px solid rgba(255,255,255,.13); background: #111e19; }
.launch-track { --launch-progress: 0%; position: relative; display: grid; grid-template-columns: repeat(5, 1fr); padding: 0 20px; background: rgba(255,255,255,.02); }
.launch-track::before { content: ""; position: absolute; top: 35px; right: 11%; left: 11%; height: 2px; background: rgba(255,255,255,.14); }
.launch-track::after { content: ""; position: absolute; top: 35px; left: 11%; width: var(--launch-progress); height: 2px; background: #62d4a8; box-shadow: 0 0 12px rgba(98,212,168,.3); transition: width .35s ease; }
.launch-step { position: relative; z-index: 1; min-width: 0; display: grid; justify-items: center; gap: 11px; border: 0; padding: 22px 8px 19px; background: transparent; color: #84958c; cursor: pointer; }
.launch-step span { position: relative; z-index: 1; width: 28px; height: 28px; display: grid; place-items: center; border: 2px solid #52655b; border-radius: 50%; background: #111e19; font-size: 9px; }
.launch-step strong { font-size: 12px; }
.launch-step:hover, .launch-step.active { color: white; }
.launch-step.active span { border-color: var(--accent); background: var(--accent); color: white; box-shadow: 0 0 0 6px rgba(220,85,59,.12); }
.launch-step.active strong { color: #ff8068; }
.launch-detail { min-height: 230px; display: grid; grid-template-columns: 130px minmax(0, 1fr) minmax(390px, .9fr); gap: 36px; align-items: center; border-top: 1px solid rgba(255,255,255,.11); padding: 34px 40px; }
.launch-code { align-self: stretch; display: grid; align-content: center; border-right: 1px solid rgba(255,255,255,.12); color: #71847a; font-size: 10px; }
.launch-code b { display: block; color: var(--accent); font-size: 52px; line-height: 1.1; }
.detail-label { margin-bottom: 5px; color: #72d6af; font-size: 11px; font-weight: 800; }
.launch-detail h3 { font-size: 26px; }
.launch-detail p:not(.detail-label) { margin-bottom: 0; color: #aebeb6; }
.launch-detail dl { margin: 0; display: grid; grid-template-columns: 1fr 1fr; }
.launch-detail dl div { min-height: 104px; border-left: 1px solid rgba(255,255,255,.12); padding: 10px 18px; }

@keyframes detail-in {
  from { opacity: .25; transform: translateY(7px); }
  to { opacity: 1; transform: translateY(0); }
}

.process { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); border-block: 1px solid rgba(255,255,255,.18); }
.process-step { position: relative; min-height: 210px; padding: 28px 24px; }
.process-step + .process-step { border-left: 1px solid rgba(255,255,255,.18); }
.process-step b { display: block; margin-bottom: 42px; color: #8fd0b4; font-size: 12px; }
.process-step p { margin-bottom: 0; color: #c7d3cc; font-size: 13px; }

.principles { display: grid; grid-template-columns: 1.1fr .9fr; gap: 60px; align-items: start; }
.quote { margin: 0; border-left: 3px solid var(--accent); padding-left: 22px; font-size: 23px; line-height: 1.6; }
.principle-list { display: grid; grid-template-columns: 1fr 1fr; gap: 0 22px; }
.principle-list div { border-top: 1px solid var(--line); padding: 16px 0; }
.principle-list strong { display: block; }
.principle-list span { color: var(--muted); font-size: 13px; }

.audio-venture { display: grid; grid-template-columns: 1fr minmax(300px, 440px); align-items: center; gap: 54px; }
.audio-visual { position: relative; min-height: 310px; overflow: hidden; border-radius: var(--radius); background: url('../images/audio-venture.webp') center / cover; }
.audio-visual span { position: absolute; right: 14px; bottom: 14px; border-radius: 4px; padding: 5px 9px; background: rgba(18,29,24,.78); color: white; font-size: 12px; }

.culture-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.culture-item { border-top: 3px solid var(--brand); padding: 22px 0; }
.culture-item p { color: var(--muted); }
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 50px; }
.contact-list { margin: 0; display: grid; gap: 14px; }
.contact-list div { display: grid; grid-template-columns: 86px 1fr; border-bottom: 1px solid var(--line); padding-bottom: 14px; }
.contact-list dt { color: var(--muted); }
.contact-list dd { margin: 0; font-weight: 650; }
.review-note { margin-top: 18px; border-left: 3px solid #c6922d; padding: 10px 14px; background: #fff8e7; color: #6e521d; font-size: 12px; }

.page-hero { padding-block: 86px 58px; background: var(--surface); }
.page-hero h1 { max-width: 860px; }
.breadcrumb { margin-bottom: 30px; color: var(--muted); font-size: 13px; }
.breadcrumb a { color: var(--brand-dark); text-decoration: none; }
.game-feature { display: grid; grid-template-columns: minmax(280px, 420px) 1fr; gap: 48px; align-items: center; padding-block: 48px; border-top: 1px solid var(--line); }
.game-feature:nth-child(even) .game-cover { order: 2; }
.game-cover { overflow: hidden; border-radius: var(--radius); box-shadow: var(--shadow); }
.game-cover img { width: 100%; aspect-ratio: 1; object-fit: cover; }
.fact-row { display: flex; flex-wrap: wrap; gap: 8px; margin: 18px 0; }
.fact { border: 1px solid var(--line); border-radius: 5px; padding: 5px 9px; color: var(--muted); font-size: 12px; }
.gallery { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; margin-top: 24px; }
.gallery img { width: 100%; aspect-ratio: 16/9; object-fit: cover; border-radius: 5px; }

.method-grid { display: grid; grid-template-columns: 260px 1fr; gap: 50px; }
.side-nav { position: sticky; top: 96px; align-self: start; display: grid; border-left: 1px solid var(--line); }
.side-nav a { padding: 8px 14px; color: var(--muted); text-decoration: none; }
.side-nav a:hover { border-left: 2px solid var(--brand); color: var(--brand-dark); }
.method-section { padding: 0 0 50px; scroll-margin-top: 100px; }
.method-section + .method-section { border-top: 1px solid var(--line); padding-top: 50px; }
.method-section ul { padding-left: 20px; color: var(--muted); }

.insight-list { display: grid; gap: 0; border-top: 1px solid var(--line); }
.insight-card { display: grid; grid-template-columns: 110px 1fr auto; align-items: center; gap: 24px; border-bottom: 1px solid var(--line); padding: 24px 0; text-decoration: none; }
.insight-card:hover h2 { color: var(--brand); }
.insight-card span { color: var(--muted); font-size: 12px; }
.insight-card h2 { margin: 0; font-size: 22px; }
.article { max-width: 780px; margin: 0 auto; padding-block: 66px; scroll-margin-top: 80px; }
.article + .article { border-top: 1px solid var(--line); }
.article p { color: #46534c; font-size: 17px; }

.responsibility-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; }
.responsibility-item { border: 1px solid var(--line); border-radius: var(--radius); padding: 28px; background: white; }
.responsibility-item p { margin-bottom: 0; color: var(--muted); }
.policy-note { margin-top: 30px; border-left: 3px solid var(--brand); padding: 18px 22px; background: var(--soft); }

.site-footer { border-top: 1px solid var(--line); padding-block: 42px 28px; background: white; }
.footer-grid { display: grid; grid-template-columns: 1.2fr .8fr .8fr; gap: 36px; }
.footer-brand img { width: 118px; margin-bottom: 14px; }
.footer-brand p, .footer-col a, .footer-bottom { color: var(--muted); font-size: 13px; }
.footer-col { display: grid; align-content: start; gap: 7px; }
.footer-col strong { margin-bottom: 5px; }
.footer-col a { text-decoration: none; }
.footer-col a:hover { color: var(--brand); }
.footer-bottom { margin-top: 30px; display: flex; justify-content: space-between; gap: 18px; border-top: 1px solid var(--line); padding-top: 20px; }

@media (max-width: 900px) {
  h1 { font-size: 42px; }
  .desktop-nav { display: none; }
  .menu-button { display: grid; }
  .positioning, .principles, .audio-venture, .contact-grid { grid-template-columns: 1fr; gap: 34px; }
  .game-grid, .capability-grid { grid-template-columns: repeat(2, 1fr); }
  .process { grid-template-columns: 1fr 1fr; }
  .process-step:nth-child(odd) { border-left: 0; }
  .process-step { border-bottom: 1px solid rgba(255,255,255,.18); }
  .game-feature { grid-template-columns: 300px 1fr; gap: 30px; }
  .hero-showcase { left: 0; }
  .loop-rail { grid-template-columns: repeat(3, 1fr); }
  .loop-rail::before { display: none; }
  .loop-rail::after { display: none; }
  .loop-node:nth-child(3) { border-right: 0; }
  .loop-node:nth-child(-n+3) { border-bottom: 1px solid rgba(148,184,167,.14); }
  .loop-detail, .launch-detail { grid-template-columns: 92px 1fr; }
  .loop-detail dl, .launch-detail dl { grid-column: 1 / -1; }
  .method-grid { grid-template-columns: 1fr; }
  .side-nav { position: static; grid-auto-flow: column; overflow-x: auto; border-left: 0; border-bottom: 1px solid var(--line); }
  .side-nav a { white-space: nowrap; }
}

@media (max-width: 620px) {
  .shell { width: min(calc(100% - 32px), var(--content)); }
  h1 { font-size: 36px; }
  h2 { font-size: 27px; }
  .header-inner { min-height: 64px; }
  .logo img { width: 108px; height: 42px; }
  .mobile-menu { top: 65px; }
  .hero { min-height: 590px; }
  .hero::before { background: linear-gradient(180deg, rgba(11,24,18,.28), rgba(11,24,18,.92) 70%); }
  .hero-showcase { inset: 0; grid-template-columns: repeat(3, 78%); gap: 2px; transform: translateX(-18%) skewX(-4deg) scale(1.06); opacity: .9; }
  .hero-grid { opacity: .1; }
  .hero-inner { padding-block: 150px 52px; }
  .hero p { font-size: 16px; }
  .band { padding-block: 58px; }
  .section-head { align-items: start; flex-direction: column; margin-bottom: 26px; }
  .game-grid, .capability-grid, .culture-grid, .responsibility-grid { grid-template-columns: 1fr; }
  .game-body p { min-height: 0; }
  .process { grid-template-columns: 1fr; }
  .process-step, .process-step:nth-child(odd) { min-height: 0; border-left: 0; }
  .process-step b { margin-bottom: 16px; }
  .operations-band, .launch-band { padding-block: 62px; }
  .operations-heading, .launch-heading { align-items: start; flex-direction: column; gap: 22px; }
  .system-state { display: none; }
  .operations-console, .launch-console { margin-inline: -16px; border-right: 0; border-left: 0; }
  .loop-rail { display: flex; overflow-x: auto; scrollbar-width: none; }
  .loop-rail::-webkit-scrollbar, .launch-track::-webkit-scrollbar { display: none; }
  .loop-node { flex: 0 0 118px; min-height: 92px; border-bottom: 0 !important; }
  .loop-detail { grid-template-columns: 64px 1fr; gap: 20px; min-height: 0; padding: 28px 20px; }
  .detail-code b { font-size: 34px; }
  .loop-detail h3 { font-size: 22px; }
  .loop-detail dl { grid-template-columns: 1fr; }
  .loop-detail dl div { min-height: 0; border-top: 1px solid rgba(148,184,167,.18); border-left: 0; padding: 15px 0; }
  .loop-detail dt { margin-bottom: 4px; }
  .launch-track { display: flex; overflow-x: auto; padding: 0 12px; }
  .launch-track::before { display: none; }
  .launch-track::after { display: none; }
  .launch-step { flex: 0 0 116px; }
  .launch-detail { grid-template-columns: 64px 1fr; gap: 20px; min-height: 0; padding: 28px 20px; }
  .launch-code b { font-size: 38px; }
  .launch-detail h3 { font-size: 22px; }
  .launch-detail dl { grid-template-columns: 1fr; }
  .launch-detail dl div { min-height: 0; border-top: 1px solid rgba(255,255,255,.12); border-left: 0; padding: 15px 0; }
  .launch-detail dt { margin-bottom: 4px; }
  .principle-list { grid-template-columns: 1fr; }
  .quote { font-size: 20px; }
  .audio-venture { grid-template-columns: 1fr; }
  .audio-visual { min-height: 220px; }
  .page-hero { padding-block: 54px 38px; }
  .game-feature, .game-feature:nth-child(even) { grid-template-columns: 1fr; }
  .game-feature:nth-child(even) .game-cover { order: 0; }
  .gallery { grid-template-columns: 1fr; }
  .insight-card { grid-template-columns: 50px 1fr; gap: 12px; }
  .insight-card > :last-child { display: none; }
  .insight-card h2 { font-size: 18px; }
  .article p { font-size: 16px; }
  .footer-grid { grid-template-columns: 1fr; gap: 24px; }
  .footer-bottom { flex-direction: column; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}