:root{
  --black:#000000;
  --ink:#050505;
  --gold:#d8b26e;
  --gold2:#f3d991;
  --ivory:#f7efe1;
  --muted:rgba(247,239,225,.70);
  --line:rgba(216,178,110,.30);
  --header-h:92px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;background:#000}
body{margin:0;font-family:Inter, ui-sans-serif, system-ui, -apple-system, Segoe UI, sans-serif;background:#000;color:var(--ivory);overflow-x:hidden}
a{color:inherit;text-decoration:none}
.site-header{position:fixed;z-index:50;top:0;left:0;right:0;height:var(--header-h);display:flex;align-items:center;justify-content:space-between;padding:14px clamp(18px,4vw,70px);background:linear-gradient(180deg,rgba(0,0,0,.92),rgba(0,0,0,.46));backdrop-filter:blur(16px);border-bottom:1px solid rgba(216,178,110,.10)}
.brand{display:flex;align-items:center;gap:14px}.brand img{width:74px;height:74px;border-radius:50%;object-fit:cover;filter:drop-shadow(0 0 20px rgba(216,178,110,.10))}.brand span{display:none}
.site-header nav{display:flex;align-items:center;gap:30px;font-size:13px;letter-spacing:.22em;text-transform:uppercase;color:rgba(247,239,225,.72)}.nav-cta{border:1px solid var(--line);padding:12px 18px;border-radius:999px;color:var(--gold2)!important;background:rgba(216,178,110,.06)}
.vertical-section{position:relative;min-height:100svh;padding:calc(var(--header-h) + 28px) clamp(22px,5vw,86px) 54px}.hero{display:flex;align-items:center;overflow:hidden;background:radial-gradient(circle at 73% 42%,rgba(216,178,110,.12),transparent 23%),radial-gradient(circle at 18% 72%,rgba(255,255,255,.045),transparent 31%),linear-gradient(120deg,#000,#050505 46%,#000)}.ambient:before{content:"";position:absolute;inset:-12%;background:radial-gradient(circle at 15% 20%,rgba(216,178,110,.08),transparent 26%),radial-gradient(circle at 82% 36%,rgba(216,178,110,.09),transparent 24%);opacity:.8;animation:drift 24s ease-in-out infinite alternate}.hero:after{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.018) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.014) 1px,transparent 1px);background-size:80px 80px;mask-image:radial-gradient(circle at 50% 40%,black,transparent 72%);pointer-events:none}.hero-grid{position:relative;z-index:2;display:grid;grid-template-columns:minmax(0,.92fr) minmax(300px,.86fr);gap:clamp(28px,5vw,86px);align-items:center;width:100%}.eyebrow{margin:0 0 18px;font-size:12px;letter-spacing:.34em;text-transform:uppercase;color:var(--gold2)}h1,h2{font-family:Georgia, 'Times New Roman', serif;font-weight:700;letter-spacing:-.045em;line-height:.98;margin:0}h1{font-size:clamp(44px,6.4vw,92px);max-width:760px}h2{font-size:clamp(36px,5vw,76px);max-width:920px}.lead,.intro-card p,.transition p,.panel-copy p{font-size:clamp(16px,1.45vw,21px);line-height:1.62;color:var(--muted);max-width:720px}.actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:32px}.btn{display:inline-flex;align-items:center;justify-content:center;min-height:50px;padding:0 24px;border-radius:999px;font-weight:700;font-size:15px;border:1px solid var(--line)}.primary{background:linear-gradient(135deg,#f8dda0,#c7953d);color:#080604;border:0}.ghost{background:rgba(0,0,0,.24);color:var(--ivory)}
.object-stage{position:relative;display:grid;place-items:center;perspective:900px}.hero-object-stage{min-height:480px}.real-object{position:relative;z-index:2;width:min(46vw,540px);max-height:66svh;object-fit:contain;filter:contrast(1.08) saturate(.95) drop-shadow(0 38px 50px rgba(0,0,0,.76)) drop-shadow(0 0 26px rgba(216,178,110,.08));transform-style:preserve-3d;animation:objectFloat 5.8s ease-in-out infinite, objectTurn 8s ease-in-out infinite}.object-shadow{position:absolute;z-index:1;bottom:9%;width:54%;height:8%;border-radius:50%;background:rgba(0,0,0,.78);filter:blur(18px);animation:shadowPulse 5.8s ease-in-out infinite}.scroll-hint{position:absolute;bottom:22px;left:50%;transform:translateX(-50%);letter-spacing:.28em;text-transform:uppercase;color:rgba(247,239,225,.45);font-size:11px;white-space:nowrap}.intro{display:grid;place-items:center;background:linear-gradient(180deg,#000,#050505)}.intro-card{width:min(980px,100%);border:1px solid var(--line);border-radius:34px;padding:clamp(28px,5vw,74px);background:linear-gradient(135deg,rgba(216,178,110,.06),rgba(255,255,255,.018));box-shadow:0 40px 120px rgba(0,0,0,.58)}.text-link{display:inline-block;margin-top:18px;color:var(--gold2);font-weight:700}.transition{min-height:78svh;display:grid;place-items:center;text-align:center;background:radial-gradient(circle at 50% 35%,rgba(216,178,110,.10),transparent 32%),#000}.transition div{max-width:920px}.horizontal-scroll{height:400svh;position:relative;background:#000}.pin{position:sticky;top:0;height:100svh;overflow:hidden}.track{height:100%;display:flex;will-change:transform}.panel{position:relative;flex:0 0 100vw;height:100svh;overflow:hidden;padding:calc(var(--header-h) + 26px) clamp(26px,6vw,92px) 70px;display:flex;align-items:center;background:#000}.panel-bg{position:absolute;inset:0;background:#000;z-index:0}.panel:before{content:"";position:absolute;inset:0;background:radial-gradient(circle at 55% 45%,rgba(216,178,110,.13),transparent 23%),linear-gradient(90deg,rgba(0,0,0,.97),rgba(0,0,0,.58),rgba(0,0,0,.92));z-index:1}.panel-origin .panel-bg{background:url('assets/bg-origin.svg') center/cover no-repeat,#000;opacity:.26;filter:grayscale(.55) contrast(1.2)}.panel-era .panel-bg{background:url('assets/bg-era.svg') center/cover no-repeat,#000;opacity:.34}.panel-route .panel-bg{background:url('assets/bg-map.svg') center/cover no-repeat,#000;opacity:.32}.panel-expert .panel-bg{background:url('assets/bg-museum.svg') center/cover no-repeat,#000;opacity:.34}.artifact-stage{position:absolute;z-index:2;left:50%;top:51%;transform:translate(-50%,-50%);display:grid;place-items:center;width:min(40vw,520px);height:min(60vh,560px);perspective:900px}.artifact-stage.small{left:34%;width:min(32vw,380px)}.artifact{width:100%;height:100%;object-fit:contain;filter:contrast(1.08) saturate(.9) drop-shadow(0 38px 45px rgba(0,0,0,.76)) drop-shadow(0 0 24px rgba(216,178,110,.08));animation:objectFloat 5.8s ease-in-out infinite, objectTurn 8s ease-in-out infinite}.panel-copy{position:relative;z-index:3;width:min(620px,44vw);padding:28px;border-left:1px solid var(--line);background:linear-gradient(90deg,rgba(0,0,0,.64),transparent);backdrop-filter:blur(2px)}.panel-copy.right{margin-left:auto}.panel-copy.center{margin:auto;text-align:center;border:1px solid var(--line);border-radius:34px;background:rgba(0,0,0,.62);width:min(760px,90vw)}.panel-copy h2{font-size:clamp(40px,5.8vw,86px)}.route-line{position:absolute;z-index:2;left:18%;right:18%;top:48%;height:2px;background:linear-gradient(90deg,transparent,var(--gold),transparent);opacity:.8}.route-line span{position:absolute;top:50%;transform:translate(-50%,-50%);width:16px;height:16px;border-radius:50%;background:var(--gold2);box-shadow:0 0 28px var(--gold)}.route-line span:nth-child(1){left:0}.route-line span:nth-child(2){left:34%}.route-line span:nth-child(3){left:68%}.route-line span:nth-child(4){left:100%}.progress{position:absolute;z-index:10;left:50%;bottom:32px;transform:translateX(-50%);width:min(420px,62vw);height:2px;background:rgba(247,239,225,.16)}.progress span{display:block;height:100%;width:0;background:linear-gradient(90deg,var(--gold2),var(--gold))}.horizontal-label{position:absolute;z-index:10;right:clamp(18px,4vw,54px);bottom:22px;color:rgba(247,239,225,.48);font-size:11px;letter-spacing:.2em;text-transform:uppercase}.footer{min-height:50svh;display:grid;place-items:center;text-align:center;background:#000}.footer img{width:130px;border-radius:50%;margin-bottom:16px}.footer a{color:var(--gold2);font-weight:700}
@keyframes objectFloat{0%,100%{translate:0 0}50%{translate:0 -18px}}@keyframes objectTurn{0%,100%{rotate:y -5deg;transform:rotateZ(-1deg)}50%{rotate:y 8deg;transform:rotateZ(1deg)}}@keyframes shadowPulse{0%,100%{scale:1;opacity:.72}50%{scale:.86;opacity:.46}}@keyframes drift{0%{transform:scale(1) translateX(-1%)}100%{transform:scale(1.08) translateX(1%)}}
@media(max-width:900px){:root{--header-h:78px}.site-header{padding:10px 16px}.brand img{width:60px;height:60px}.site-header nav a:not(.nav-cta){display:none}.nav-cta{padding:10px 14px;font-size:11px;letter-spacing:.12em}.vertical-section{padding:calc(var(--header-h) + 20px) 18px 44px}.hero{align-items:flex-start}.hero-grid{grid-template-columns:1fr;gap:18px;align-content:start}.hero-copy{padding-top:14px;order:1}h1{font-size:clamp(38px,12.5vw,58px);letter-spacing:-.045em;line-height:1.02}.lead{font-size:15.5px;line-height:1.55}.hero-object-stage{order:2;min-height:300px;margin-top:4px}.real-object{width:min(78vw,330px);max-height:300px}.object-shadow{bottom:8%;width:50%}.actions{margin-top:22px}.btn{width:100%;min-height:48px}.intro-card{border-radius:24px;padding:28px 22px}.intro-card p,.transition p{font-size:16px}.transition{min-height:70svh}.horizontal-scroll{height:420svh}.panel{padding:calc(var(--header-h) + 18px) 20px 78px;align-items:flex-start}.panel:before{background:linear-gradient(180deg,rgba(0,0,0,.42),rgba(0,0,0,.88))}.artifact-stage,.artifact-stage.small{left:50%;top:40%;width:min(74vw,320px);height:34vh}.panel-copy,.panel-copy.right{width:100%;margin-top:auto;padding:18px;border-left:0;border-top:1px solid var(--line);background:rgba(0,0,0,.64)}.panel-copy h2{font-size:clamp(32px,10vw,50px);line-height:1.03}.panel-copy p{font-size:15px;line-height:1.5}.route-line{left:10%;right:10%;top:38%}.horizontal-label{left:50%;right:auto;transform:translateX(-50%);width:100%;text-align:center;bottom:12px;font-size:9px}.progress{bottom:35px;width:70vw}.scroll-hint{font-size:9px}}
@media(max-width:480px){.site-header{height:72px}.brand img{width:54px;height:54px}.nav-cta{font-size:10px;padding:9px 11px}.hero-copy{padding-top:2px}.eyebrow{font-size:10px;letter-spacing:.20em;margin-bottom:12px}.hero-object-stage{min-height:255px}.real-object{width:min(82vw,280px);max-height:245px}.lead{max-width:98%}.panel-copy.center{border-radius:24px}.footer img{width:96px}}