:root {
  --night: #050b14;
  --night-soft: #091322;
  --panel: #0d1929;
  --panel-bright: #112239;
  --ink: #f3f8fc;
  --muted: #95a9ba;
  --line: rgba(135, 181, 216, 0.2);
  --blue: #24a8ff;
  --blue-soft: #72cfff;
  --teal: #36d8c0;
  --warm: #f0a45d;
  --max: 1240px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; background: var(--night); }
body { margin: 0; }

.labs-page {
  min-height: 100vh;
  color: var(--ink);
  background:
    radial-gradient(circle at 72% 8%, rgba(20, 117, 189, 0.15), transparent 28rem),
    radial-gradient(circle at 8% 32%, rgba(25, 205, 178, 0.06), transparent 24rem),
    var(--night);
  font-family: "Manrope", "Segoe UI", sans-serif;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

.labs-page a { color: inherit; text-decoration: none; }
.labs-page img { display: block; max-width: 100%; }
.labs-page h1, .labs-page h2, .labs-page h3, .labs-page p { margin-top: 0; }
.labs-shell { width: min(var(--max), calc(100% - 48px)); margin: 0 auto; }

.skip-link { position: fixed; left: -999px; top: 12px; z-index: 1000; }
.skip-link:focus { left: 12px; padding: 10px 14px; color: #00101b; background: var(--blue-soft); }

.labs-header {
  position: sticky;
  top: 0;
  z-index: 100;
  border-bottom: 1px solid var(--line);
  background: rgba(5, 11, 20, 0.84);
  backdrop-filter: blur(18px);
}

.labs-nav-wrap { min-height: 78px; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.labs-brand { display: inline-flex; align-items: center; gap: 12px; }
.labs-brand > span:last-child { display: flex; flex-direction: column; line-height: 1; }
.labs-brand strong { font-family: "Oxanium", sans-serif; text-transform: uppercase; letter-spacing: 0.12em; font-size: 15px; }
.labs-brand small { margin-top: 5px; color: var(--blue-soft); text-transform: uppercase; letter-spacing: 0.42em; font-size: 8px; font-weight: 700; }
.brand-mark {
  width: 38px;
  height: 38px;
  display: grid;
  place-items: center;
  border: 1px solid rgba(114, 207, 255, 0.55);
  color: var(--blue-soft);
  background: linear-gradient(145deg, rgba(36, 168, 255, 0.18), rgba(54, 216, 192, 0.03));
  font-family: "Oxanium", sans-serif;
  font-weight: 700;
  clip-path: polygon(20% 0, 100% 0, 100% 80%, 80% 100%, 0 100%, 0 20%);
}

.labs-nav { display: flex; align-items: center; gap: 4px; }
.labs-nav a { padding: 10px 13px; color: var(--muted); font-size: 14px; font-weight: 700; }
.labs-nav a:hover, .labs-nav a:focus-visible, .labs-nav a.active { color: var(--ink); }
.labs-nav a.active::after { content: ""; display: block; height: 2px; margin-top: 7px; background: linear-gradient(90deg, var(--blue), var(--teal)); }
.labs-menu { display: none; border: 1px solid var(--line); color: var(--ink); background: var(--panel); padding: 9px 12px; font: inherit; font-weight: 700; }

.gateway-hero { min-height: calc(100vh - 158px); display: grid; align-items: center; padding: 72px 0 80px; }
.hero-stage { display: grid; grid-template-columns: minmax(290px, 0.68fr) minmax(600px, 1.32fr); gap: clamp(40px, 7vw, 100px); align-items: center; }
.labs-kicker { color: var(--blue-soft); font-family: "Oxanium", sans-serif; font-size: 12px; font-weight: 600; letter-spacing: 0.16em; text-transform: uppercase; }
.labs-kicker span { display: inline-block; width: 34px; height: 1px; margin: 0 10px 4px 0; background: var(--blue); }
.hero-intro h1, .faces-hero-copy h1 { margin-bottom: 24px; font-family: "Oxanium", sans-serif; font-size: clamp(48px, 6.4vw, 92px); line-height: 0.98; letter-spacing: -0.045em; font-weight: 600; }
.hero-intro h1 em, .faces-hero-copy h1 em { color: var(--blue-soft); font-style: normal; }
.hero-lede, .faces-hero-copy > p:not(.labs-kicker) { max-width: 58ch; color: var(--muted); font-size: clamp(16px, 1.6vw, 20px); }

.gateway-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.world-card { position: relative; min-height: 520px; overflow: hidden; border: 1px solid var(--line); background: var(--panel); isolation: isolate; }
.world-image, .world-shade { position: absolute; inset: 0; }
.world-image { background-size: cover; background-position: center; transition: transform 0.65s cubic-bezier(.2,.7,.2,1), filter 0.4s ease; }
.world-card-faces .world-image { background-image: url("../assets/watchfaces/nebula/active/01-nebula-blue.webp"); background-position: 67% center; }
.world-card-addons .world-image { background-image: url("../assets/karnytine-paladin.jpg"); background-position: 52% center; }
.world-shade { z-index: 1; background: linear-gradient(180deg, rgba(3,8,14,0.04) 25%, rgba(3,8,14,0.96) 90%), linear-gradient(90deg, rgba(3,8,14,0.35), transparent); }
.world-copy { position: absolute; inset: auto 28px 28px; z-index: 2; display: flex; flex-direction: column; }
.world-index, .section-number, .product-code { color: var(--blue-soft); font-family: "Oxanium", sans-serif; font-size: 11px; letter-spacing: 0.16em; text-transform: uppercase; }
.world-copy strong { margin: 10px 0 9px; font-family: "Oxanium", sans-serif; font-size: clamp(25px, 2.4vw, 36px); line-height: 1.08; }
.world-copy > span:not(.world-index) { color: #bbcad5; font-size: 14px; }
.world-copy b { margin-top: 22px; font-size: 13px; text-transform: uppercase; letter-spacing: 0.08em; }
.world-copy i { margin-left: 7px; color: var(--blue-soft); font-style: normal; transition: margin 0.2s ease; }
.world-card:hover .world-image, .world-card:focus-visible .world-image { transform: scale(1.045); filter: saturate(1.12) brightness(1.06); }
.world-card:hover .world-copy i, .world-card:focus-visible .world-copy i { margin-left: 13px; }
.world-card:focus-visible, .labs-button:focus-visible, .labs-nav a:focus-visible, .text-link:focus-visible { outline: 2px solid var(--blue-soft); outline-offset: 4px; }

.studio-strip { border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); background: rgba(9,19,34,0.72); }
.principles { min-height: 80px; display: grid; grid-template-columns: repeat(3, 1fr); align-items: center; }
.principles p { margin: 0; color: var(--muted); text-align: center; font-family: "Oxanium", sans-serif; font-size: 11px; letter-spacing: 0.14em; text-transform: uppercase; }
.principles p + p { border-left: 1px solid var(--line); }

.faces-hero { position: relative; overflow: hidden; padding: 92px 0 112px; border-bottom: 1px solid var(--line); }
.faces-hero::after { content: ""; position: absolute; width: 42rem; height: 42rem; right: -11rem; top: -14rem; border: 1px solid rgba(36,168,255,.12); border-radius: 50%; box-shadow: 0 0 0 90px rgba(36,168,255,.025), 0 0 0 180px rgba(36,168,255,.018); pointer-events: none; }
.faces-hero-grid { display: grid; grid-template-columns: 1fr 0.72fr; gap: 70px; align-items: center; }
.faces-hero-copy { position: relative; z-index: 2; }
.faces-hero-copy h1 { font-size: clamp(48px, 6vw, 84px); }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 30px; }
.labs-button { display: inline-flex; align-items: center; justify-content: center; min-height: 48px; padding: 0 19px; border: 1px solid transparent; font-size: 13px; font-weight: 800; letter-spacing: 0.04em; }
.labs-button.primary { color: #00111e; background: linear-gradient(135deg, var(--blue-soft), var(--teal)); }
.labs-button.secondary { border-color: var(--line); color: var(--ink); background: rgba(13,25,41,.66); }
.labs-button:hover { transform: translateY(-2px); }
.hero-metrics { display: grid; grid-template-columns: repeat(3, 1fr); max-width: 620px; margin-top: 48px; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.hero-metrics div { padding: 18px 18px 18px 0; }
.hero-metrics div + div { padding-left: 18px; border-left: 1px solid var(--line); }
.hero-metrics strong { display: block; color: var(--blue-soft); font-family: "Oxanium", sans-serif; font-size: 25px; }
.hero-metrics span { display: block; margin-top: 3px; color: var(--muted); font-size: 11px; }

.hero-watch-stack { position: relative; z-index: 2; display: grid; justify-items: center; }
.hero-watch-stack img { position: relative; z-index: 2; width: min(100%, 520px); filter: drop-shadow(0 32px 50px rgba(0,0,0,.6)); }
.watch-glow { position: absolute; width: 72%; aspect-ratio: 1; top: 13%; border-radius: 50%; background: rgba(24,147,232,.3); filter: blur(60px); }
.hero-watch-stack p { z-index: 2; margin: 18px 0 0; color: var(--muted); font-size: 12px; letter-spacing: .12em; text-transform: uppercase; }
.hero-watch-stack p span { color: var(--teal); margin-right: 10px; }

.faces-manifesto { padding: 94px 0; background: #07101c; }
.manifesto-grid { display: grid; grid-template-columns: .35fr 1.2fr .75fr; gap: 44px; align-items: start; }
.manifesto-grid h2, .section-heading h2, .collection-grid h2, .tester-card h2 { font-family: "Oxanium", sans-serif; font-size: clamp(34px, 4vw, 56px); line-height: 1.08; font-weight: 500; letter-spacing: -.025em; }
.manifesto-grid > p:last-child, .section-heading > p, .collection-grid > div:last-child > p, .tester-card > div > p:last-child { color: var(--muted); }

.featured-section { padding: 100px 0 60px; }
.section-heading { display: grid; grid-template-columns: 1fr .72fr; gap: 50px; align-items: end; margin-bottom: 48px; }
.section-heading h2 { margin-bottom: 0; }
.section-heading > p { margin-bottom: 7px; }
.face-feature { position: relative; display: grid; grid-template-columns: 1.05fr .95fr; overflow: hidden; margin-bottom: 72px; border: 1px solid var(--line); background: linear-gradient(145deg, rgba(17,34,57,.9), rgba(7,15,26,.96)); }
.feature-art { position: relative; min-height: 390px; overflow: hidden; grid-column: 1 / -1; }
.feature-art::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, transparent 45%, rgba(7,15,26,.9)); }
.feature-art > img { width: 100%; height: 100%; object-fit: cover; }
.release-badge { position: absolute; z-index: 2; top: 22px; right: 22px; padding: 8px 11px; color: #00151c; background: var(--teal); font-family: "Oxanium", sans-serif; font-size: 10px; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; }
.feature-copy { padding: 42px; }
.feature-copy h3 { margin: 5px 0 0; font-family: "Oxanium", sans-serif; font-size: clamp(38px, 4vw, 62px); line-height: 1; font-weight: 600; }
.product-tagline { margin: 12px 0 24px; color: var(--blue-soft); font-family: "Oxanium", sans-serif; letter-spacing: .05em; }
.feature-copy > p:not(.product-code):not(.product-tagline) { color: var(--muted); }
.feature-list { margin: 24px 0; padding: 0; list-style: none; }
.feature-list li { position: relative; margin: 10px 0; padding-left: 21px; color: #c4d1dc; font-size: 14px; }
.feature-list li::before { content: ""; position: absolute; left: 0; top: .7em; width: 8px; height: 1px; background: var(--blue); }
.text-link { display: inline-block; margin-top: 10px; color: var(--blue-soft) !important; font-weight: 800; font-size: 13px; text-transform: uppercase; letter-spacing: .07em; }
.text-link span { margin-left: 8px; }
.mode-pair { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; align-items: center; padding: 30px 34px 34px 0; }
.mode-pair figure { margin: 0; text-align: center; }
.mode-pair img, .single-watch img { filter: drop-shadow(0 18px 28px rgba(0,0,0,.52)); }
.mode-pair figcaption { margin-top: 10px; color: var(--muted); font-family: "Oxanium", sans-serif; font-size: 10px; letter-spacing: .12em; text-transform: uppercase; }
.single-watch { display: grid; place-items: center; padding: 24px 48px 48px 0; }
.single-watch img { width: min(100%, 380px); }

.collection-section { padding: 100px 0; border-top: 1px solid var(--line); background: linear-gradient(120deg, #07101c, #0c1929); }
.collection-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: center; }
.collection-tags { display: flex; flex-wrap: wrap; gap: 9px; margin-top: 28px; }
.collection-tags span { border: 1px solid var(--line); padding: 8px 11px; color: #bdccd7; font-family: "Oxanium", sans-serif; font-size: 10px; letter-spacing: .09em; text-transform: uppercase; }

.tester-section { padding: 80px 0; }
.tester-card { display: flex; align-items: center; justify-content: space-between; gap: 36px; padding: 50px; border: 1px solid rgba(114,207,255,.3); background: radial-gradient(circle at 85% 20%, rgba(36,168,255,.17), transparent 20rem), var(--panel); }
.tester-card h2 { margin-bottom: 12px; }
.tester-card p { margin-bottom: 0; }

.labs-footer { padding: 56px 0 36px; border-top: 1px solid var(--line); background: #030810; }
.footer-grid { display: grid; grid-template-columns: 1fr auto; gap: 40px; align-items: start; }
.footer-brand { margin-bottom: 16px; }
.footer-grid > div:first-child > p { color: var(--muted); font-size: 13px; }
.footer-links { display: grid; grid-template-columns: 1fr 1fr; gap: 10px 26px; }
.footer-links a { color: #b5c6d2; font-size: 13px; }
.footer-links a:hover { color: var(--blue-soft); }
.copyright { grid-column: 1 / -1; margin: 16px 0 0; padding-top: 22px; border-top: 1px solid var(--line); color: #627789; font-size: 11px; }

@media (max-width: 980px) {
  .hero-stage, .faces-hero-grid { grid-template-columns: 1fr; }
  .gateway-hero { padding-top: 56px; }
  .hero-intro { max-width: 720px; }
  .hero-watch-stack img { width: min(78vw, 520px); }
  .manifesto-grid { grid-template-columns: 1fr 1.5fr; }
  .manifesto-grid > p:last-child { grid-column: 2; }
  .feature-art { min-height: 320px; }
  .face-feature { grid-template-columns: 1fr; }
  .mode-pair, .single-watch { padding: 0 36px 40px; }
  .mode-pair img { width: min(100%, 330px); margin: auto; }
  .single-watch img { width: min(75%, 390px); }
}

@media (max-width: 720px) {
  .labs-shell { width: min(100% - 30px, var(--max)); }
  .labs-nav-wrap { min-height: 68px; }
  .labs-menu { display: inline-flex; }
  .labs-nav { position: absolute; top: 68px; left: 15px; right: 15px; display: none; flex-direction: column; align-items: stretch; padding: 10px; border: 1px solid var(--line); background: rgba(9,19,34,.98); }
  .labs-nav.open { display: flex; }
  .labs-nav a.active::after { display: none; }
  .gateway-hero { padding: 48px 0 60px; }
  .gateway-grid { grid-template-columns: 1fr; }
  .world-card { min-height: 390px; }
  .hero-intro h1, .faces-hero-copy h1 { font-size: clamp(44px, 14vw, 66px); }
  .principles { grid-template-columns: 1fr; padding: 14px 0; }
  .principles p { padding: 9px; }
  .principles p + p { border-left: 0; }
  .faces-hero { padding: 60px 0 78px; }
  .hero-metrics { grid-template-columns: 1fr; }
  .hero-metrics div + div { padding-left: 0; border-left: 0; border-top: 1px solid var(--line); }
  .manifesto-grid, .section-heading, .collection-grid { grid-template-columns: 1fr; gap: 20px; }
  .manifesto-grid > p:last-child { grid-column: auto; }
  .faces-manifesto, .featured-section, .collection-section { padding: 70px 0; }
  .feature-art { min-height: 230px; }
  .feature-copy { padding: 28px 22px; }
  .mode-pair { padding: 0 14px 28px; gap: 4px; }
  .single-watch { padding: 0 20px 32px; }
  .tester-card { align-items: flex-start; flex-direction: column; padding: 32px 24px; }
  .footer-grid { grid-template-columns: 1fr; }
  .copyright { grid-column: auto; }
}

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

/* Watch face previews */
.face-jump-links { display:flex; flex-wrap:wrap; gap:10px; margin:0 0 32px; }
.face-jump-links a { padding:10px 18px; border:1px solid var(--line); border-radius:24px; color:var(--blue-soft); }
.face-jump-links a:hover { background:var(--panel-bright); }
.new-face { scroll-margin-top:100px; }
.new-face .feature-art { min-height:0; }
.new-face .feature-art > img { display:block; width:100%; height:auto; }
.face-preview { min-width:0; padding:42px 30px 32px 0; align-self:center; }
.face-preview label { display:block; margin-bottom:8px; color:var(--blue-soft); font:14px "Oxanium",sans-serif; }
.face-preview select { width:100%; min-height:44px; padding:10px 12px; color:var(--ink); background:var(--night-soft); border:1px solid var(--line); border-radius:4px; font:inherit; }
.face-preview .mode-pair { padding:24px 0 10px; }
.face-preview img { display:block; width:100%; height:auto; border-radius:50%; }
.preview-note,.feature-copy .face-compatibility { color:var(--muted); font-size:12px; }
a:focus-visible,button:focus-visible,select:focus-visible { outline:2px solid var(--teal); outline-offset:4px; }
@media(max-width:980px) { .face-preview { padding:0 36px 32px; } }
@media(max-width:720px) { .face-preview { padding:0 22px 28px; } .new-face .release-badge { top:10px; right:10px; font-size:9px; } }