/* Station Lab (pages/station-lab.html), 2026-10-29. Night glass art direction; tokens only (service.css + fx/ub-dark.css). */

/* ---------- hero: copy left, a tilted wall of five test frames right ---------- */
.lab-page main { overflow-x:clip; }
.lab-page .lab-hero { display:grid; grid-template-columns:minmax(0,1fr) minmax(0,1.05fr); gap:56px; align-items:center; text-align:left; padding-top:96px; padding-bottom:48px; }
.lab-page .lab-hero h1 { margin:18px 0 0; font-size:clamp(56px,7.4vw,112px); background:var(--grad-silver); -webkit-background-clip:text; background-clip:text; color:transparent; padding-bottom:.06em; }
.lab-page .lab-hero .lede { margin:22px 0 0; max-width:520px; color:var(--ink); }
.lab-hero-more { margin-top:14px; max-width:480px; color:var(--mute); font-size:17px; line-height:1.5; }
.lab-hero-stats { display:flex; gap:34px; margin-top:30px; }
.lab-hero-stats div { display:flex; flex-direction:column-reverse; gap:2px; }
.lab-hero-stats dt { color:var(--mute); font-size:13px; letter-spacing:.02em; }
.lab-hero-stats dd { font:700 34px/1 var(--font-display); letter-spacing:-.03em; font-variant-numeric:tabular-nums; }
.lab-page .lab-hero .hero-actions { justify-content:flex-start; align-items:center; gap:22px; flex-wrap:wrap; }
.lab-page .lab-hero .tlink { color:var(--ink); }

.lab-wall { position:relative; perspective:1600px; min-width:0; }
.lab-wall::before { content:""; position:absolute; inset:-14% -10%; z-index:-1; background:var(--glow-indigo); opacity:.9; pointer-events:none; }
.lab-wall-tilt { display:grid; grid-template-columns:repeat(6,minmax(0,1fr)); grid-template-rows:1.25fr 1fr; gap:12px; aspect-ratio:16/12;
  transform:rotateY(-11deg) rotateX(5deg) rotateZ(.6deg); transform-style:preserve-3d; }
.lab-tile { position:relative; overflow:hidden; border-radius:18px; background:var(--hull-2);
  box-shadow:0 0 0 var(--hair) var(--stroke-2),0 30px 60px -30px rgba(0,0,8,.7); }
.lab-tile::after { content:""; position:absolute; inset:0; border-radius:inherit; pointer-events:none;
  background:linear-gradient(140deg,rgba(255,255,255,.22),rgba(255,255,255,0) 34%); mix-blend-mode:screen; }
.lab-tile img { width:100%; height:100%; object-fit:cover; display:block; }
.lab-tile.t1 { grid-column:span 4; }
.lab-tile.t2 { grid-column:span 2; }
.lab-tile.t3, .lab-tile.t4, .lab-tile.t5 { grid-column:span 2; }
@media (prefers-reduced-motion:no-preference) {
  .lab-tile { animation:lab-tile-in 1.2s var(--ease) both; }
  .lab-tile.t2 { animation-delay:.08s } .lab-tile.t3 { animation-delay:.16s } .lab-tile.t4 { animation-delay:.24s }
}
@keyframes lab-tile-in { from { opacity:.001; translate:0 18px; scale:.97 } }

/* ---------- how the station works ---------- */
.lab-how { padding-block:96px 120px; }
.lab-how h2 { margin-top:16px; max-width:15ch; }
.lab-how-grid { display:grid; grid-template-columns:minmax(0,1fr) minmax(0,1fr); gap:48px; align-items:center; margin-top:48px; }
.lab-loop-wrap { position:relative; }
.lab-loop-svg { display:block; width:100%; height:auto; max-width:560px; margin-inline:auto; overflow:visible; }
.lab-ring { fill:none; stroke:var(--stroke-1); stroke-width:1; stroke-dasharray:2 6; }
.lab-arc { fill:none; stroke:var(--indigo-300); stroke-width:2; stroke-linecap:round; }
.lab-arc.back { stroke:var(--pink-400); stroke-dasharray:5 6; }
.lab-arc.in { stroke:var(--ink-3); }
:root[data-theme="light"] .lab-arc { stroke:var(--indigo-600); }
:root[data-theme="light"] .lab-arc.back { stroke:var(--pink-600); }
@media (prefers-reduced-motion:no-preference) { .lab-arc.back { animation:lab-dash 1.6s linear infinite; } }
@keyframes lab-dash { to { stroke-dashoffset:-22; } }
.lab-core-a { stop-color:var(--indigo-500); stop-opacity:.30; }
.lab-core-b { stop-color:var(--indigo-500); stop-opacity:0; }
.lab-core-label .t1 { font:700 26px var(--font-display); letter-spacing:-.02em; fill:var(--ink); }
.lab-core-label .t2 { font:500 18px var(--font-body); fill:var(--mute); }
.lab-node rect { fill:var(--glass-solid); stroke:var(--stroke-2); stroke-width:1; }
.lab-node text { font:600 20px var(--font-body); fill:var(--ink); }
.lab-node.key rect { fill:var(--indigo-800); stroke:var(--indigo-400); }
.lab-node.key text { fill:#ffffff; }
:root[data-theme="light"] .lab-node.key rect { fill:#14162b; stroke:#14162b; }
.lab-node.input rect { fill:none; stroke:var(--ink-4); stroke-dasharray:3 4; }
.lab-node.input text { fill:var(--mute); }
.lab-back-label { font:600 19px var(--font-body); fill:var(--pink-300); }
:root[data-theme="light"] .lab-back-label { fill:var(--pink-600); }

.lab-parts { display:grid; gap:14px; }
.lab-part.make-card { padding:24px 26px 24px 74px; border-radius:22px; box-shadow:inset 0 0 0 var(--hair) var(--stroke-1); }
.lab-part-no { position:absolute; left:24px; top:26px; font:700 13px/1 var(--font-display); color:var(--link); letter-spacing:.04em; }
.lab-part h3 { display:flex; flex-wrap:wrap; align-items:baseline; gap:4px 12px; font-size:21px; }
.lab-part h3 span { font:500 14px var(--font-body); color:var(--mute); letter-spacing:0; }
.lab-part p { margin-top:8px; color:var(--mute); line-height:1.55; }
.lab-part .tlink { color:var(--link); margin-top:2px; }
.lab-how-close { margin-top:44px; max-width:860px; font-size:19px; line-height:1.55; color:var(--ink); padding-left:20px; border-left:2px solid; border-image:var(--grad-rule) 1; }

/* ---------- the tests ---------- */
.lab-tests { padding-block:24px 128px; }
.lab-bar { display:flex; flex-wrap:wrap; align-items:center; justify-content:space-between; gap:10px 24px;
  margin:36px -12px 0; padding:10px 12px; border-radius:22px; }
.lab-bar { scroll-margin-top:172px; }
.lab-chips { display:flex; flex-wrap:wrap; gap:8px; }
.lab-chip { display:inline-flex; align-items:center; gap:8px; min-height:40px; padding:0 14px 0 16px; border-radius:999px; border:0; cursor:pointer;
  background:var(--chip); color:var(--ink); font:600 14px var(--font-body); box-shadow:inset 0 0 0 var(--hair) var(--stroke-1); transition:background-color .3s,color .3s,box-shadow .3s; }
.lab-chip span { min-width:22px; padding:2px 6px; border-radius:999px; background:var(--stroke-1); color:var(--mute); font-size:12px; font-variant-numeric:tabular-nums; }
.lab-chip:hover { background:var(--nav-hover); box-shadow:inset 0 0 0 var(--hair) var(--stroke-2); }
.lab-chip[aria-pressed="true"] { background:var(--grad-silver); color:#0b0d1a; box-shadow:0 8px 24px -12px rgba(140,150,255,.6); }
.lab-chip[aria-pressed="true"] span { background:rgba(10,12,30,.12); color:#0b0d1a; }
:root[data-theme="light"] .lab-chip[aria-pressed="true"], :root[data-theme="light"] .lab-chip[aria-pressed="true"] span { color:#ffffff; }
:root[data-theme="light"] .lab-chip[aria-pressed="true"] span { background:rgba(255,255,255,.18); }
.lab-count { color:var(--mute); font-size:14px; font-variant-numeric:tabular-nums; }

.lab-grid { display:grid; grid-template-columns:repeat(3,minmax(0,1fr)); gap:20px; margin-top:22px; }
.lab-card.make-card { padding:0; border-radius:24px; display:flex; flex-direction:column; box-shadow:inset 0 0 0 var(--hair) var(--stroke-1); }
.lab-card[hidden] { display:none; }
.lab-media { position:relative; aspect-ratio:16/10; overflow:hidden; border-radius:24px 24px 0 0; background:var(--hull); }
.lab-media img, .lab-loop { position:absolute; inset:0; width:100%; height:100%; object-fit:cover; display:block; transition:scale 1.2s var(--ease); }
.lab-loop { opacity:0; transition:opacity .6s var(--ease),scale 1.2s var(--ease); }
.lab-loop.on { opacity:1; }
.lab-card.fx-hot .lab-media img, .lab-card.fx-hot .lab-loop { scale:1.035; }
.lab-media::after { content:""; position:absolute; inset:auto 0 0; height:40%; pointer-events:none; background:linear-gradient(to top,rgba(5,6,12,.45),transparent); }
.lab-pills { position:absolute; left:14px; top:14px; z-index:1; display:flex; gap:6px; flex-wrap:wrap; }
.lab-pill { display:inline-flex; align-items:center; gap:7px; min-height:26px; padding:0 11px 0 9px; border-radius:999px; font:700 12px/1 var(--font-body); letter-spacing:.02em;
  color:#f3f4fa; background:rgba(9,11,22,.62); backdrop-filter:blur(10px) saturate(1.4); -webkit-backdrop-filter:blur(10px) saturate(1.4); box-shadow:inset 0 0 0 var(--hair) rgba(255,255,255,.22); white-space:nowrap; }
.lab-pill i { width:7px; height:7px; border-radius:50%; background:#8d9bff; box-shadow:0 0 8px currentColor; }
.lab-pill[data-status="concept"] i { background:#b597ff; }
.lab-pill[data-status="shipped"] i { background:#18e884; }
.lab-pill[data-status="ai"] i { background:#ff7aa6; }
.lab-moving { position:absolute; right:14px; bottom:12px; z-index:1; display:inline-flex; align-items:center; gap:6px; font:600 12px var(--font-body); color:rgba(243,244,250,.9); }
.lab-moving i { width:6px; height:6px; border-radius:50%; background:#ff4d87; }
.lab-card.playing .lab-moving i { animation:lab-blink 1.4s ease-in-out infinite; }
@keyframes lab-blink { 50% { opacity:.25; } }
.lab-copy { position:relative; display:flex; flex-direction:column; flex:1; padding:20px 22px 22px; }
.lab-cat { color:var(--link); font:700 12px var(--font-body); letter-spacing:.08em; text-transform:uppercase; }
.lab-copy h3 { margin-top:8px; font-size:21px; line-height:1.2; letter-spacing:-.02em; }
.lab-open { all:unset; cursor:pointer; }
.lab-open::before { content:""; position:absolute; inset:0; z-index:2; border-radius:24px; }
.lab-card:has(.lab-open:focus-visible) { outline:2px solid var(--link); outline-offset:3px; }
.lab-open:focus-visible { outline:none; }
.lab-result { margin-top:10px; color:var(--mute); line-height:1.5; font-size:15.5px; }
.lab-tools { margin-top:14px; padding-top:14px; border-top:1px solid var(--line); color:var(--ink); font-size:13.5px; line-height:1.5; }
.lab-tools span { display:block; margin-bottom:2px; color:var(--mute); font-size:12px; font-weight:700; letter-spacing:.06em; text-transform:uppercase; }
.lab-tools i { padding:0 6px; color:var(--ink-4); font-style:normal; }
.lab-more { display:inline-flex; align-items:center; gap:6px; margin-top:auto; padding-top:16px; color:var(--link); font-weight:600; font-size:14px; }
.lab-more svg { transition:transform .4s var(--ease); }
.lab-card:hover .lab-more svg { transform:translateX(4px); }
.lab-legend { display:flex; flex-wrap:wrap; gap:12px 28px; margin-top:28px; color:var(--mute); font-size:14px; }
.lab-legend div { display:flex; align-items:center; gap:10px; }
.lab-legend dd { margin:0; }
.lab-legend .lab-pill { color:var(--ink); background:var(--chip); box-shadow:inset 0 0 0 var(--hair) var(--stroke-1); backdrop-filter:none; -webkit-backdrop-filter:none; }

/* ---------- detail dialog ---------- */
.lab-dialog { width:min(980px,calc(100vw - 32px)); max-height:calc(100dvh - 48px); padding:0; border:0; border-radius:28px; color:var(--ink);
  background:color-mix(in srgb,var(--bg-1) 92%,transparent); backdrop-filter:blur(24px) saturate(1.4); -webkit-backdrop-filter:blur(24px) saturate(1.4);
  box-shadow:var(--shadow-glow),0 40px 120px -40px rgba(0,0,0,.8); overscroll-behavior:contain; }
.lab-dialog::backdrop { background:rgba(3,4,10,.62); backdrop-filter:blur(6px); -webkit-backdrop-filter:blur(6px); }
:root[data-theme="light"] .lab-dialog::backdrop { background:rgba(20,22,43,.38); }
.lab-dialog[open] { animation:lab-d-in .5s var(--ease); }
@keyframes lab-d-in { from { opacity:0; translate:0 16px; scale:.985; } }
@media (prefers-reduced-motion:reduce) { .lab-dialog[open] { animation:none; } }
.lab-d-top { position:sticky; top:0; z-index:3; display:flex; justify-content:space-between; align-items:flex-start; gap:16px; padding:22px 22px 16px 28px;
  background:color-mix(in srgb,var(--bg-1) 86%,transparent); backdrop-filter:blur(18px); -webkit-backdrop-filter:blur(18px); border-bottom:1px solid var(--line); }
.lab-d-top h2 { margin-top:6px; font-size:clamp(24px,3vw,34px); letter-spacing:-.03em; line-height:1.1; }
.lab-d-nav { display:flex; gap:6px; flex:none; }
.lab-d-btn { display:grid; place-items:center; width:44px; height:44px; border-radius:50%; border:0; cursor:pointer; background:var(--chip); color:var(--ink); box-shadow:inset 0 0 0 var(--hair) var(--stroke-1); }
.lab-d-btn:hover { background:var(--nav-hover); }
.lab-d-btn.close { background:var(--ink); color:var(--void); }
.lab-d-content { padding:22px 28px 30px; }
.lab-d-hero, .lab-d-loop { position:relative; overflow:hidden; border-radius:18px; background:var(--hull); aspect-ratio:16/9; }
.lab-d-hero img, .lab-d-loop video { width:100%; height:100%; object-fit:cover; display:block; margin-inline:auto; }
.lab-d-pause { position:absolute; right:12px; bottom:12px; min-height:36px; padding:0 14px; border-radius:999px; border:0; cursor:pointer; font:600 13px var(--font-body); color:#f3f4fa;
  background:rgba(9,11,22,.62); backdrop-filter:blur(10px); -webkit-backdrop-filter:blur(10px); box-shadow:inset 0 0 0 var(--hair) rgba(255,255,255,.22); }
.lab-d-body { display:grid; grid-template-columns:minmax(0,1.5fr) minmax(0,1fr); gap:32px; margin-top:24px; }
.lab-d-result { font:600 19px/1.45 var(--font-body); }
.lab-d-lines { margin-top:14px; padding:0; list-style:none; display:grid; gap:10px; }
.lab-d-lines li { position:relative; padding-left:20px; color:var(--mute); line-height:1.55; }
.lab-d-lines li::before { content:""; position:absolute; left:2px; top:.62em; width:7px; height:7px; border-radius:50%; background:var(--grad-key); }
.lab-d-note { margin-top:16px; padding:12px 14px; border-radius:14px; background:var(--chip); color:var(--ink); font-size:14.5px; line-height:1.5; }
.lab-d-link { margin-top:20px; }
.lab-d-facts { display:grid; gap:0; align-content:start; border-radius:18px; padding:4px 18px; background:var(--chip); box-shadow:inset 0 0 0 var(--hair) var(--stroke-1); }
.lab-d-facts div { padding:12px 0; border-bottom:1px solid var(--line); }
.lab-d-facts div:last-child { border-bottom:0; }
.lab-d-facts dt { color:var(--mute); font-size:12px; font-weight:700; letter-spacing:.06em; text-transform:uppercase; }
.lab-d-facts dd { margin:4px 0 0; font-size:15px; line-height:1.45; display:flex; flex-wrap:wrap; gap:6px; }
.lab-d-grid { display:grid; grid-template-columns:repeat(2,minmax(0,1fr)); gap:16px; margin-top:28px; }
.lab-fig img { width:100%; height:auto; border-radius:14px; background:var(--hull); display:block; }
.lab-fig.wide { grid-column:1 / -1; }
.lab-d-grid { align-items:start; }
.lab-fig p { margin-top:8px; color:var(--mute); font-size:14px; line-height:1.45; }
.lab-d-credit { margin-top:22px; color:var(--ink-4); font-size:12px; line-height:1.5; }

/* ---------- original music ---------- */
.lab-music { padding-block:120px; }
.lab-music-head { display:grid; grid-template-columns:minmax(0,1fr) minmax(0,1fr); gap:24px 48px; align-items:end; }
.lab-music-head h2 { margin-top:16px; }
.lab-music .section-lead { margin-top:0; }
.lab-tracks { margin-top:44px; padding:0; list-style:none; display:grid; gap:10px; }
.lab-track { display:grid; grid-template-columns:52px minmax(0,1.1fr) minmax(0,1.4fr) 48px; grid-template-areas:"play meta wave time" "play meta inst inst"; align-items:center; gap:4px 22px;
  padding:16px 22px 16px 16px; border-radius:22px; background:rgba(24,29,56,.48); box-shadow:inset 0 0 0 var(--hair) rgba(178,190,255,.14); transition:background-color .4s,box-shadow .4s; }
.lab-track.is-on { background:rgba(36,44,92,.6); box-shadow:inset 0 0 0 var(--hair) rgba(141,155,255,.5),0 20px 50px -30px rgba(92,110,255,.7); }
.lab-play { grid-area:play; display:grid; place-items:center; width:52px; height:52px; border-radius:50%; border:0; cursor:pointer; color:#0b0d1a; background:var(--grad-silver);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.7),0 10px 24px -12px rgba(140,150,255,.8); }
:root[data-theme="light"] .lab-play { color:#0b0d1a; background:linear-gradient(180deg,#ffffff 0%,#e6e8f3 55%,#b9bdd2 100%); }
.lab-play .i-pause { display:none; }
.lab-track.is-on .lab-play .i-play { display:none; }
.lab-track.is-on .lab-play .i-pause { display:block; }
.lab-track.is-loading .lab-play { animation:lab-blink 1s ease-in-out infinite; }
.lab-play:focus-visible, .lab-wave:focus-visible { outline:2px solid #8d9bff; outline-offset:3px; }
.lab-t-meta { grid-area:meta; min-width:0; }
.lab-t-meta h3 { font-size:19px; letter-spacing:-.015em; display:flex; align-items:baseline; gap:10px; }
.lab-t-no { font:700 12px var(--font-display); color:#8d9bff; letter-spacing:.04em; }
.lab-t-film { margin-top:4px; color:var(--on-night-2); font-size:14px; }
.lab-t-tags { margin-top:2px; color:#8c92ab; font-size:13px; }
.lab-t-tags i, .lab-t-film i { padding:0 6px; font-style:normal; }
.lab-wave { grid-area:wave; position:relative; height:40px; cursor:pointer; border-radius:8px; --p:0; touch-action:none; }
.lab-wave svg { position:absolute; inset:0; width:100%; height:100%; }
.lab-wave path { fill:none; stroke-width:1.15; stroke-linecap:round; vector-effect:non-scaling-stroke; }
.lab-wave-base path { stroke:rgba(178,190,255,.32); stroke-width:2; }
.lab-wave-on path { stroke:#ff7aa6; stroke-width:2; }
.lab-wave-on { clip-path:inset(0 calc((1 - var(--p)) * 100%) 0 0); }
.lab-time { grid-area:time; color:var(--on-night-2); font-size:13px; font-variant-numeric:tabular-nums; text-align:right; }
.lab-t-inst { grid-area:inst; color:#8c92ab; font-size:12.5px; line-height:1.4; }
.lab-music-note { margin-top:26px; display:flex; align-items:center; gap:10px; color:var(--on-night-2); font-size:15px; }
.lab-music-note::before { content:""; width:28px; height:1px; background:var(--grad-rule); }

/* ---------- responsive ---------- */
@media (max-width:1099px) {
  .lab-grid { grid-template-columns:repeat(2,minmax(0,1fr)); }
  .lab-how-grid { grid-template-columns:1fr; }
  .lab-loop-svg { max-width:480px; }
}
@media (max-width:899px) {
  .lab-page .lab-hero { grid-template-columns:1fr; gap:36px; padding-top:72px; }
  .lab-wall-tilt { transform:none; aspect-ratio:auto; grid-template-rows:auto; gap:8px; }
  .lab-tile { aspect-ratio:4/3; border-radius:14px; }
  .lab-tile.t1 { aspect-ratio:16/9; }
  .lab-tile.t2 { aspect-ratio:auto; }
  .lab-music-head { grid-template-columns:1fr; }
  .lab-d-body { grid-template-columns:1fr; gap:22px; }
}
@media (max-width:699px) {
  .lab-grid { grid-template-columns:1fr; gap:14px; }
  .lab-how { padding-block:72px 88px; }
  .lab-tests { padding-bottom:88px; }
  .lab-music { padding-block:88px; }
  .lab-hero-stats { gap:24px; }
  .lab-hero-stats dd { font-size:28px; }
  .lab-part.make-card { padding:20px 20px 20px 58px; }
  .lab-part-no { left:20px; top:23px; }
  .lab-bar { margin-inline:-8px; padding:8px; scroll-margin-top:150px; }
  .lab-chips { flex-wrap:nowrap; overflow-x:auto; scrollbar-width:none; margin:-4px; padding:4px; mask-image:linear-gradient(90deg,#000 88%,transparent); }
  .lab-chips::-webkit-scrollbar { display:none; }
  .lab-chip { flex:none; min-height:44px; }
  .lab-count { display:none; }
  .lab-track { grid-template-columns:48px minmax(0,1fr) 40px; grid-template-areas:"play meta meta" "wave wave time" "inst inst inst"; gap:10px 14px; padding:14px; }
  .lab-play { width:48px; height:48px; }
  .lab-wall-tilt { grid-template-columns:repeat(6,minmax(0,1fr)); }
  .lab-dialog { width:100vw; max-width:100vw; max-height:100dvh; height:100dvh; border-radius:0; margin:0; }
  .lab-d-top { padding:16px 14px 12px 18px; }
  .lab-d-content { padding:16px 18px 28px; }
  .lab-d-grid { grid-template-columns:1fr; }
  .lab-how-close { font-size:17px; }
}
@media (prefers-reduced-transparency:reduce) {
  .lab-dialog, .lab-d-top { backdrop-filter:none; -webkit-backdrop-filter:none; background:var(--bg-1); }
}
@media (forced-colors:active) {
  .lab-chip[aria-pressed="true"] { outline:2px solid CanvasText; }
  .lab-wave-on path { stroke:Highlight; }
}