/* PRIVATE COLLECTION / 001 — NOCTURNE: an evening viewing */
:root{
  --bg:#100E0B;
  --bg-2:#171310;
  --bg-3:#1E1813;
  --ink:#ECE4D2;
  --muted:#A2987F;
  --line:#2D2620;
  --gold:#C8A15E;
  --gold-dim:rgba(200,161,94,.38);
  --serif:"Fraunces",Georgia,serif;
  --sans:"Manrope",-apple-system,"Segoe UI",sans-serif;
  --mono:ui-monospace,"SF Mono",Menlo,Consolas,monospace;
  --ease:cubic-bezier(.22,1,.36,1);
  --gutter:clamp(20px,5vw,72px);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
html,body{overflow-x:hidden}
body{
  background:var(--bg);
  color:var(--ink);
  font-family:var(--sans);
  font-size:15px;line-height:1.6;
  -webkit-font-smoothing:antialiased;
}
img{display:block;width:100%;height:100%;object-fit:cover}
a{color:inherit}
::selection{background:var(--gold);color:var(--bg)}

.micro{
  font-family:var(--mono);font-size:11px;letter-spacing:.16em;
  text-transform:uppercase;color:var(--ink);font-weight:400;
}
.micro.dim{color:var(--muted)}
.rule{flex:1;height:1px;background:var(--line)}
.rule.short{width:120px;flex:none}

/* header */
.site-head{
  position:fixed;inset:0 0 auto 0;z-index:50;
  display:flex;align-items:center;justify-content:space-between;
  padding:14px var(--gutter);
  font-family:var(--mono);font-size:11px;letter-spacing:.16em;text-transform:uppercase;
  border-bottom:1px solid transparent;
  transition:background .5s var(--ease),border-color .5s;
}
.site-head.scrolled{background:rgba(16,14,11,.86);backdrop-filter:blur(12px);border-color:var(--line)}
.head-center{color:var(--gold)}
.head-left{font-weight:500}

/* hero */
.hero{
  position:relative;min-height:100svh;
  display:flex;flex-direction:column;align-items:center;text-align:center;
  padding:120px var(--gutter) 60px;overflow:hidden;
}
.hero-glow{
  position:absolute;left:50%;top:34%;width:min(1100px,120vw);aspect-ratio:1;
  transform:translate(-50%,-50%);pointer-events:none;
  background:radial-gradient(closest-side,rgba(200,161,94,.14),rgba(200,161,94,0) 70%);
}
.hero-title{
  font-family:var(--serif);font-weight:300;
  font-size:clamp(58px,10vw,138px);line-height:1;letter-spacing:-.01em;
  margin:26px 0 16px;position:relative;
}
.hero-title em{font-style:italic;color:var(--gold)}
.hero-sub{font-family:var(--serif);font-style:italic;font-size:clamp(18px,2.2vw,25px);color:var(--muted)}
.hero-fig{cursor:zoom-in;margin-top:54px;width:min(100%,460px);position:relative}
.hero-frame{overflow:hidden;aspect-ratio:3/3.9;border:1px solid var(--gold-dim);padding:10px;background:var(--bg-2)}
.hero-frame img{transition:transform .9s var(--ease)}
.hero-fig:hover img{transform:scale(1.025)}
.hero-fig figcaption{display:flex;justify-content:space-between;gap:12px;padding-top:12px;font-family:var(--mono);font-size:10px;letter-spacing:.14em;text-transform:uppercase;color:var(--muted)}
.hero-scroll{display:inline-flex;flex-direction:column;align-items:center;gap:10px;margin-top:52px;text-decoration:none;font-family:var(--mono);font-size:11px;letter-spacing:.16em;text-transform:uppercase;color:var(--ink)}
.hero-scroll svg{animation:drift 2.6s var(--ease) infinite;color:var(--gold)}
@keyframes drift{0%,100%{transform:translateY(-3px)}50%{transform:translateY(3px)}}

/* rooms nav */
.rooms{max-width:1200px;margin:0 auto;padding:30px var(--gutter) 10px;display:flex;align-items:center;gap:22px}
.room-links{display:flex;gap:6px;flex-wrap:wrap}
.room-links a{
  text-decoration:none;font-family:var(--mono);font-size:12px;letter-spacing:.1em;
  border:1px solid var(--line);padding:10px 16px;color:var(--muted);
  transition:border-color .4s,color .4s,background .4s;
}
.room-links a:hover{border-color:var(--gold);color:var(--gold);background:rgba(200,161,94,.06)}

/* rooms common */
.room{position:relative;max-width:1200px;margin:0 auto;padding:clamp(80px,10vw,150px) var(--gutter)}
.room-head{display:flex;align-items:center;gap:16px;margin-bottom:clamp(30px,4vw,54px)}
.art{cursor:zoom-in}
.art .mask{overflow:hidden;background:var(--bg-2)}
.art img{transition:transform .9s var(--ease),filter .9s var(--ease)}
.art:hover img{transform:scale(1.025);filter:brightness(1.05)}
.art figcaption{display:flex;justify-content:space-between;gap:12px;padding-top:12px;font-family:var(--mono);font-size:10px;letter-spacing:.14em;text-transform:uppercase;color:var(--muted)}
.frame-line{border:1px solid var(--gold-dim);padding:12px;background:var(--bg-2)}
.personal-note{
  font-family:var(--serif);font-style:italic;
  font-size:clamp(20px,2.6vw,28px);color:var(--ink);
  max-width:24ch;text-align:center;margin:56px auto 0;
}
.personal-note::before{content:"";display:block;width:44px;height:1px;background:var(--gold);margin:0 auto 20px}

/* room 01 spotlight */
.room-spot{text-align:center}
.spot-glow{
  position:absolute;left:50%;top:52%;width:min(900px,110vw);aspect-ratio:1.4;
  transform:translate(-50%,-50%);pointer-events:none;
  background:radial-gradient(closest-side,rgba(200,161,94,.12),rgba(200,161,94,0) 70%);
}
.room-spot .art{position:relative;width:min(100%,640px);margin:0 auto}
.room-spot .mask{aspect-ratio:4/3}

/* room 02 split */
.split-grid{display:grid;grid-template-columns:auto 1fr;gap:clamp(16px,4vw,60px);align-items:center}
.giant{
  font-family:var(--serif);font-weight:300;line-height:1;
  font-size:clamp(110px,20vw,280px);
  color:transparent;-webkit-text-stroke:1px var(--gold-dim);
  writing-mode:vertical-rl;user-select:none;
}
.room-split .mask{aspect-ratio:4/3}

/* room 03 niche */
.room-niche{text-align:center}
.niche{
  margin:0 auto;width:min(100%,420px);
  border-left:1px solid var(--line);border-right:1px solid var(--line);
  padding:34px clamp(16px,4vw,44px);
}
.niche .tall{aspect-ratio:606/1000;max-height:68vh}
.niche .tall img{object-position:center 30%}

/* room 04 overlap */
.overlap-wrap{position:relative}
.overlap-num{
  position:absolute;z-index:2;left:-10px;top:-58px;
  font-family:var(--serif);font-style:italic;font-weight:300;
  font-size:clamp(90px,14vw,190px);line-height:1;color:var(--gold);
  mix-blend-mode:screen;pointer-events:none;user-select:none;
}
.room-overlap .art{width:min(100%,720px);margin-left:auto}
.room-overlap .mask{aspect-ratio:4/3}

/* room 05 bleed */
.room-bleed{max-width:none;padding-left:0;padding-right:0}
.room-bleed .inset{max-width:1200px;margin-left:auto;margin-right:auto;padding-left:var(--gutter);padding-right:var(--gutter)}
.room-bleed .mask{aspect-ratio:16/8;max-height:84vh}
.bleed-cap{display:flex;justify-content:space-between;margin-top:14px}

/* interlude */
.interlude{max-width:1200px;margin:0 auto;padding:0 var(--gutter);display:flex;align-items:center;gap:18px}

/* room 06 mat */
.mat{background:var(--bg-2);border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:clamp(36px,5vw,72px) clamp(20px,5vw,72px)}
.mat .art{width:min(100%,500px);margin:0 auto;background:var(--bg);padding:clamp(18px,3vw,34px);border:1px solid var(--line)}
.mat .mask{aspect-ratio:3/3.8}

/* room 07 relic */
.room-relic{text-align:center}
.relic{width:min(100%,440px);margin:0 auto}
.relic .mask{aspect-ratio:4/3}

/* room 08 asymmetric */
.asym-grid{display:grid;grid-template-columns:1fr 180px;gap:clamp(20px,4vw,60px);align-items:start}
.asym-grid .art{max-width:560px}
.asym-grid .tall{aspect-ratio:3/3.9;max-height:80vh}
.asym-side{position:sticky;top:110px;line-height:2.2;border-left:1px solid var(--line);padding-left:20px}

/* room 09 finale */
.room-finale{text-align:center}
.finale-glow{
  position:absolute;left:50%;top:44%;width:min(1000px,120vw);aspect-ratio:1.2;
  transform:translate(-50%,-50%);pointer-events:none;
  background:radial-gradient(closest-side,rgba(200,161,94,.16),rgba(200,161,94,0) 70%);
}
.room-finale .art{position:relative;width:min(100%,760px);margin:0 auto}
.room-finale .mask{aspect-ratio:3/3.4;max-height:82vh}

/* final */
.final{max-width:780px;margin:0 auto;padding:clamp(130px,16vw,240px) var(--gutter);text-align:center}
.final-title{font-family:var(--serif);font-weight:300;font-size:clamp(52px,8vw,108px);line-height:1;margin:24px 0}
.final-title::after{content:"";display:block;width:60px;height:1px;background:var(--gold);margin:34px auto 0}
.final-msg{font-family:var(--serif);font-style:italic;font-size:clamp(19px,2.4vw,25px);line-height:1.65;color:var(--muted);max-width:32ch;margin:0 auto}
.to-top{display:inline-flex;align-items:center;gap:10px;margin-top:56px;text-decoration:none;border:1px solid var(--line);padding:12px 20px;transition:border-color .4s,color .4s}
.to-top:hover{border-color:var(--gold);color:var(--gold)}
.site-foot{display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;border-top:1px solid var(--line);padding:22px var(--gutter) 28px}

/* reveal */
.reveal{opacity:0;transform:translateY(18px);transition:opacity .9s var(--ease),transform .9s var(--ease)}
.reveal.is-visible{opacity:1;transform:none}
.reveal-img{opacity:0;transform:translateY(26px);transition:opacity 1s var(--ease),transform 1s var(--ease)}
.reveal-img.is-visible{opacity:1;transform:none}
.reveal-img .mask{clip-path:inset(5% 3% 5% 3%);transition:clip-path 1.1s var(--ease)}
.reveal-img.is-visible .mask{clip-path:inset(0 0 0 0)}

/* viewer */
.viewer{position:fixed;inset:0;z-index:100;background:rgba(8,6,4,.96);display:flex;align-items:center;justify-content:center;padding:5vh 5vw;opacity:0;pointer-events:none;transition:opacity .45s var(--ease)}
.viewer.open{opacity:1;pointer-events:auto}
.viewer figure{max-width:min(1000px,92vw);width:100%}
.viewer img{max-height:78vh;object-fit:contain;border:1px solid var(--line)}
.viewer figcaption{display:flex;justify-content:center;padding-top:14px}
.viewer figcaption .micro{color:var(--gold)}
.viewer-close{position:absolute;top:18px;right:20px;display:flex;align-items:center;gap:10px;background:none;border:1px solid var(--gold-dim);color:var(--ink);padding:10px 14px;cursor:pointer;font-family:inherit}
.viewer-close:hover{border-color:var(--gold)}
.viewer-close .micro{color:var(--ink)}

@media (max-width:900px){
  .hero{padding-top:104px}
  .split-grid{grid-template-columns:1fr}
  .giant{writing-mode:horizontal-tb;font-size:96px}
  .overlap-num{left:6px;top:-46px}
  .room-overlap .art{margin:0}
  .room-bleed .mask{aspect-ratio:4/4.2}
  .asym-grid{grid-template-columns:1fr}
  .asym-side{position:static;border-left:none;border-top:1px solid var(--line);padding:16px 0 0}
  .rooms{flex-direction:column;align-items:flex-start}
  .site-foot{flex-direction:column;gap:6px}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none!important;transition:none!important}
  .reveal,.reveal-img{opacity:1;transform:none}
  html{scroll-behavior:auto}
}