:root { color-scheme: dark; --ink:#f2f2ef; --muted:#8d9098; --blue:#666bff; --bg:#08090c; }
* { box-sizing:border-box; }
html { background:var(--bg); scroll-behavior:smooth; }
body { margin:0; overflow-x:hidden; color:var(--ink); background:radial-gradient(circle at 75% 38%,#181a21 0,#0b0c10 28%,#08090c 58%); font-family:Outfit,"Noto Sans Thai",sans-serif; }
.nav { height:78px; padding:0 clamp(24px,5vw,82px); display:flex; align-items:center; justify-content:space-between; border-bottom:1px solid #ffffff12; position:absolute; inset:0 0 auto; z-index:5; }
.brand { color:white; text-decoration:none; display:flex; align-items:center; gap:11px; font-size:15px; letter-spacing:.18em; font-weight:600; }
.brand-mark { width:29px; height:29px; display:grid; place-items:center; border:2px solid var(--blue); border-radius:50%; font-size:14px; letter-spacing:0; }
.nav-label { color:#737680; font-size:10px; letter-spacing:.24em; }
.hero { min-height:100vh; padding:110px clamp(24px,5vw,82px) 42px; display:grid; grid-template-columns:minmax(280px,.72fr) minmax(520px,1.28fr); gap:3vw; align-items:center; overflow:hidden; }
.copy { position:relative; z-index:2; padding-bottom:3vh; }
.eyebrow,.detail>p { margin:0 0 23px; color:#777b86; font-size:11px; font-weight:500; letter-spacing:.29em; }
h1 { margin:0; font-size:clamp(56px,7.2vw,116px); line-height:.78; letter-spacing:-.055em; font-weight:300; }
h1 span { color:#7074ff; }
.lede { max-width:410px; margin:38px 0; color:#a1a4ac; font-size:clamp(15px,1.25vw,19px); line-height:1.65; font-weight:300; }
.specs { display:flex; gap:0; border-top:1px solid #ffffff17; max-width:455px; }
.specs span { padding:18px 24px 0 0; margin-right:24px; border-right:1px solid #ffffff17; color:#666a74; font-size:9px; letter-spacing:.15em; }
.specs span:last-child { border:0; }
.specs b { display:block; margin-bottom:5px; color:#e7e7e8; font-size:20px; font-weight:400; letter-spacing:0; }
.viewer-shell { height:min(69vh,690px); min-height:460px; position:relative; isolation:isolate; }
.viewer-shell::before { content:""; position:absolute; inset:11% 0 8%; background:radial-gradient(ellipse,#45485322 0,#11131a08 47%,transparent 70%); pointer-events:none; }
.stage,.poster { position:absolute; inset:0; width:100%; height:100%; }
.poster { object-fit:contain; padding:5%; transition:opacity .5s ease; filter:drop-shadow(0 28px 30px #000a); }
.stage { opacity:0; transition:opacity .5s ease; z-index:2; touch-action:none; }
.stage.ready { opacity:1; }
.stage.ready+.loading { opacity:0; }
.viewer-shell:has(.stage.ready) .poster { opacity:0; }
.stage canvas { width:100%!important; height:100%!important; display:block; }
.loading { position:absolute; left:50%; top:50%; translate:-50% 110px; display:flex; align-items:center; gap:10px; color:#777b86; font-size:9px; letter-spacing:.18em; transition:opacity .3s; pointer-events:none; }
.loading[hidden] { display:none; }
.loading i { width:6px; height:6px; border-radius:50%; background:var(--blue); animation:pulse 1s infinite alternate; }
@keyframes pulse { to { opacity:.25; transform:scale(.7); } }
.tools { position:absolute; z-index:4; left:50%; bottom:31px; translate:-50% 0; display:flex; align-items:center; padding:6px; background:#111319d9; border:1px solid #ffffff13; border-radius:100px; backdrop-filter:blur(14px); box-shadow:0 8px 30px #0008; white-space:nowrap; }
.tools button { border:0; padding:9px 13px; border-radius:100px; color:#777b85; background:transparent; font:400 10px Outfit,sans-serif; cursor:pointer; transition:.2s; }
.tools button:hover { color:white; }
.tools button.active { color:#fff; background:#292c35; }
.divider { width:1px; height:20px; margin:0 8px; background:#ffffff17; }
.toggle { display:flex; align-items:center; gap:7px; padding-right:10px; cursor:pointer; }
.toggle input { position:absolute; opacity:0; }
.toggle span { width:25px; height:14px; border-radius:20px; background:#333641; position:relative; transition:.2s; }
.toggle span::after { content:""; position:absolute; width:8px; height:8px; border-radius:50%; background:#777b86; left:3px; top:3px; transition:.2s; }
.toggle input:checked+span { background:#4f54c7; }
.toggle input:checked+span::after { transform:translateX(11px); background:white; }
.toggle em { color:#777b85; font:normal 10px Outfit,sans-serif; }
.hint { position:absolute; z-index:4; bottom:0; width:100%; text-align:center; color:#52555d; font-size:9px; letter-spacing:.13em; pointer-events:none; }
.detail { min-height:65vh; padding:13vh clamp(24px,8vw,140px); background:#0e1015; border-top:1px solid #ffffff0d; }
.detail h2 { max-width:950px; margin:0; font-weight:300; font-size:clamp(48px,7vw,100px); line-height:1; letter-spacing:-.04em; }
@media(max-width:900px){ .hero{grid-template-columns:1fr; padding-top:120px}.copy{text-align:center}.lede,.specs{margin-left:auto;margin-right:auto}.viewer-shell{height:53vh;min-height:430px}.nav-label{display:none} }
@media(max-width:719px){
  body { background:radial-gradient(ellipse at 50% 68%,#181b24 0,#0b0c10 32%,#08090c 62%); }
  .nav { height:76px; padding:0 24px; }
  .brand { gap:9px; font-size:13px; letter-spacing:.16em; }
  .brand-mark { width:28px; height:28px; font-size:13px; }
  .hero { display:block; min-height:0; padding:108px 24px 28px; overflow:visible; }
  .copy { padding:0; text-align:center; }
  .eyebrow { margin-bottom:20px; font-size:9px; letter-spacing:.3em; }
  h1 { font-size:clamp(46px,14.3vw,60px); line-height:.8; letter-spacing:-.045em; }
  .lede { max-width:355px; margin:34px auto 32px; font-size:14px; line-height:1.65; }
  .specs { display:grid; grid-template-columns:repeat(3,1fr); max-width:none; margin:0; }
  .specs span { min-width:0; margin:0; padding:18px 7px 0; font-size:8px; letter-spacing:.12em; }
  .specs span:last-child { padding-right:7px; }
  .specs b { margin-bottom:4px; font-size:19px; }
  .viewer-shell { width:calc(100% + 48px); height:300px; min-height:0; margin:12px -24px 0; }
  .viewer-shell::before { inset:8% 2% 0; background:radial-gradient(ellipse,#4b506333 0,#181a2315 45%,transparent 70%); }
  .poster { content:url("https://8lanes.co/products/octimus-steam-angle-gallery.webp?v=28873df4f3"); padding:10px 12px 0; object-fit:contain; filter:drop-shadow(0 22px 24px #000b); }
  .tools { display:none; }
  .hint { display:block; bottom:5px; color:#686b75; font-size:8px; letter-spacing:.11em; }
  .detail { min-height:480px; padding:86px 24px; }
  .detail>p { margin-bottom:20px; font-size:9px; line-height:1.5; }
  .detail h2 { font-size:clamp(42px,13vw,58px); line-height:1.02; }
}
@media(max-width:370px){
  .hero { padding-left:18px; padding-right:18px; }
  h1 { font-size:45px; }
  .lede { font-size:13px; }
  .viewer-shell { width:calc(100% + 36px); margin-left:-18px; margin-right:-18px; height:270px; }
}
@media(prefers-reduced-motion:reduce){ *{animation:none!important;transition:none!important}.stage{display:none}.loading{display:none} }