/* self-hosted fonts (subset JP) — no external dependency */
@font-face{font-family:'Cormorant Garamond';font-style:italic;font-weight:300;font-display:swap;src:url(assets/fonts/cormorant-garamond-latin-300-italic.woff2) format('woff2')}
@font-face{font-family:'Cormorant Garamond';font-style:normal;font-weight:400;font-display:swap;src:url(assets/fonts/cormorant-garamond-latin-400-normal.woff2) format('woff2')}
@font-face{font-family:'IBM Plex Mono';font-style:normal;font-weight:400;font-display:swap;src:url(assets/fonts/ibm-plex-mono-latin-400-normal.woff2) format('woff2')}
@font-face{font-family:'Shippori Mincho';font-style:normal;font-weight:400;font-display:swap;src:url(assets/fonts/shippori-mincho-jp-subset.woff2) format('woff2'),url(assets/fonts/shippori-mincho-latin-400-normal.woff2) format('woff2')}
/* ATELIER THIRTY — nocturne gallery */
:root{
  --ink:#0b0a09; --ink-2:#13110f; --ink-3:#1c1916;
  --paper:#efe9dd; --paper-70:rgba(239,233,221,.7); --paper-45:rgba(239,233,221,.45); --paper-25:rgba(239,233,221,.25);
  --line:rgba(239,233,221,.14); --line-2:rgba(239,233,221,.28);
  --vermilion:#d8432b; --gold:#c9a86a;
  --f-display:'Cormorant Garamond','Hiragino Mincho ProN','Yu Mincho',Georgia,serif;
  --f-ja:'Shippori Mincho','Hiragino Mincho ProN','Yu Mincho','Noto Serif JP',serif;
  --f-mono:'IBM Plex Mono','SFMono-Regular',Menlo,Consolas,monospace;
  --gutter:clamp(18px,4vw,64px);
  --ease:cubic-bezier(.22,.61,.36,1);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--ink);color:var(--paper);font-family:var(--f-ja);font-size:15px;line-height:1.8;-webkit-font-smoothing:antialiased;overflow-x:hidden}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
img,video{display:block;max-width:100%}
.mono{font-family:var(--f-mono);font-size:.92em;color:var(--gold)}

/* grain */
.grain-filter{position:absolute;width:0;height:0}
.grain{position:fixed;inset:-50%;width:200%;height:200%;pointer-events:none;z-index:60;opacity:.06;filter:url(#grain);background:#fff;mix-blend-mode:overlay;animation:grain 1.4s steps(4) infinite}
@keyframes grain{0%{transform:translate(0,0)}25%{transform:translate(-2%,1%)}50%{transform:translate(1%,-2%)}75%{transform:translate(-1%,-1%)}100%{transform:translate(2%,2%)}}
@media (prefers-reduced-motion:reduce){.grain{animation:none}}

/* cursor */
.cursor{position:fixed;left:0;top:0;width:76px;height:76px;margin:-38px 0 0 -38px;border-radius:50%;border:1px solid var(--paper-45);display:grid;place-items:center;pointer-events:none;z-index:70;opacity:0;transform:scale(.4);transition:opacity .25s,transform .35s var(--ease);mix-blend-mode:difference;font-family:var(--f-mono);font-size:10px;letter-spacing:.22em}
.cursor.on{opacity:1;transform:scale(1)}
@media (pointer:coarse){.cursor{display:none}}

/* topbar */
.topbar{position:fixed;inset:0 0 auto 0;z-index:50;display:flex;align-items:center;justify-content:space-between;padding:18px var(--gutter);mix-blend-mode:difference;font-family:var(--f-mono);font-size:11px;letter-spacing:.24em;text-transform:uppercase}
.brand{display:flex;align-items:center;gap:10px;font-weight:500}
.seal{width:9px;height:9px;border-radius:50%;background:var(--vermilion);box-shadow:0 0 0 3px rgba(216,67,43,.18)}
.topnav{display:flex;gap:28px}
.topnav a{position:relative;padding:4px 0}
.topnav a::after{content:"";position:absolute;left:0;right:100%;bottom:0;height:1px;background:currentColor;transition:right .4s var(--ease)}
.topnav a:hover::after{right:0}
.topmeta{opacity:.7}
@media (max-width:720px){.topnav{display:none}.topbar{padding:14px 18px}}

/* hero */
.hero{position:relative;height:100svh;min-height:600px;overflow:hidden;display:flex;align-items:flex-end}
.hero-video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;filter:saturate(.92) contrast(1.02);animation:heroIn 2.4s var(--ease) both}
@keyframes heroIn{from{opacity:0;transform:scale(1.06)}to{opacity:1;transform:scale(1)}}
.hero-veil{position:absolute;inset:0;background:linear-gradient(180deg,rgba(11,10,9,.35) 0%,rgba(11,10,9,.05) 35%,rgba(11,10,9,.55) 70%,var(--ink) 100%)}
.hero-copy{position:relative;z-index:2;padding:0 var(--gutter) clamp(56px,9vh,110px);width:100%}
.hero-eyebrow{display:flex;align-items:center;gap:14px;margin:0 0 18px;font-family:var(--f-mono);font-size:11px;letter-spacing:.26em;text-transform:uppercase;color:var(--paper-70);animation:fadeUp 1.2s .6s var(--ease) both}
.hero-eyebrow .dot{width:4px;height:4px;border-radius:50%;background:var(--vermilion)}
.hero-title{margin:0;line-height:.9;display:flex;flex-direction:column;gap:14px}
.hero-title-en{font-family:var(--f-display);font-weight:300;font-style:italic;font-size:clamp(72px,13vw,214px);letter-spacing:-.02em;display:flex;gap:.22em;overflow:hidden;padding-bottom:.08em}
.hero-title-en .w{display:inline-block;animation:riseIn 1.4s var(--ease) both}
.hero-title-en .w:nth-child(2){animation-delay:.18s}
@keyframes riseIn{from{transform:translateY(110%) rotate(2deg);opacity:0}to{transform:none;opacity:1}}
@keyframes fadeUp{from{transform:translateY(18px);opacity:0}to{transform:none;opacity:1}}
.hero-title-ja{font-family:var(--f-ja);font-weight:400;font-size:clamp(18px,2.2vw,30px);letter-spacing:.46em;color:var(--paper-70);animation:fadeUp 1.2s .9s var(--ease) both}
.hero-sub{max-width:34em;margin:26px 0 0;color:var(--paper-70);font-size:14px;letter-spacing:.06em;animation:fadeUp 1.2s 1.1s var(--ease) both}
.hero-counter{position:absolute;right:var(--gutter);bottom:clamp(56px,9vh,110px);display:flex;align-items:baseline;gap:6px;font-family:var(--f-display);font-size:34px;font-weight:300;font-style:italic;animation:fadeUp 1.2s 1.3s var(--ease) both}
.hero-counter .slash{color:var(--paper-45);font-size:.7em}
.hero-now{font-family:var(--f-mono);font-style:normal;font-size:11px;letter-spacing:.2em;color:var(--paper-70);margin-left:16px;text-transform:uppercase}
@media (max-width:720px){.hero-counter{position:static;margin-top:22px;font-size:26px}.hero-now{display:block;margin:6px 0 0}}
.scroll-cue{position:absolute;left:50%;bottom:22px;z-index:2;display:flex;flex-direction:column;align-items:center;gap:8px;transform:translateX(-50%);font-family:var(--f-mono);font-size:9px;letter-spacing:.3em;color:var(--paper-45);animation:fadeUp 1.2s 1.6s var(--ease) both}
.scroll-cue .line{width:1px;height:44px;background:linear-gradient(180deg,transparent,var(--paper-70));animation:cue 2.2s ease-in-out infinite}
@keyframes cue{0%{transform:scaleY(0);transform-origin:top}50%{transform:scaleY(1);transform-origin:top}51%{transform-origin:bottom}100%{transform:scaleY(0);transform-origin:bottom}}
@media (max-width:720px){.scroll-cue{display:none}}

/* rooms */
.rooms,.process{padding:clamp(80px,12vh,150px) var(--gutter) 60px}
.rooms-head,.process-head{display:grid;grid-template-columns:1fr 1.2fr;gap:32px;align-items:end;margin-bottom:44px}
@media (max-width:900px){.rooms-head,.process-head{grid-template-columns:1fr}}
.rooms-title{margin:0;display:flex;align-items:baseline;gap:22px}
.rooms-title .num{font-family:var(--f-display);font-style:italic;font-weight:300;font-size:clamp(48px,7vw,104px);line-height:.9;letter-spacing:-.02em}
.rooms-title .ja{font-family:var(--f-ja);font-size:15px;letter-spacing:.4em;color:var(--paper-70)}
.rooms-lead{margin:0;max-width:40em;color:var(--paper-70);font-size:14px;letter-spacing:.05em}

.filters{display:flex;flex-wrap:wrap;gap:0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);margin-bottom:34px;font-family:var(--f-mono);font-size:11px;letter-spacing:.2em;text-transform:uppercase}
.filter{position:relative;padding:16px 22px 16px 0;margin-right:26px;color:var(--paper-45);transition:color .3s;display:flex;gap:10px;align-items:baseline}
.filter .cnt{font-size:9px;color:var(--paper-25);transition:color .3s}
.filter .ja{font-family:var(--f-ja);letter-spacing:.2em;font-size:12px;text-transform:none}
.filter::after{content:"";position:absolute;left:0;right:100%;bottom:-1px;height:1px;background:var(--vermilion);transition:right .45s var(--ease)}
.filter:hover{color:var(--paper)}
.filter.on{color:var(--paper)}
.filter.on .cnt{color:var(--vermilion)}
.filter.on::after{right:26px}

.grid{display:grid;grid-template-columns:repeat(12,1fr);grid-auto-rows:10px;grid-auto-flow:dense;column-gap:clamp(14px,2vw,28px)}
.card{grid-column:span 3;align-self:start;position:relative;opacity:0;transform:translateY(28px);transition:opacity .9s var(--ease),transform .9s var(--ease)}
.card.in{opacity:1;transform:none}
.card.hide{display:none}
.card.r169{grid-column:span 6}
.card.r43{grid-column:span 4}
.card.r11{grid-column:span 4}
.card.r34{grid-column:span 3}
.card.r916{grid-column:span 3}
@media (max-width:1100px){.card,.card.r34,.card.r916,.card.r11,.card.r43{grid-column:span 4}.card.r169{grid-column:span 8}}
@media (max-width:820px){.card,.card.r34,.card.r916,.card.r11,.card.r43,.card.r169{grid-column:span 6}}
@media (max-width:520px){.card,.card.r34,.card.r916,.card.r11,.card.r43,.card.r169{grid-column:span 12}}
.frame{position:relative;overflow:hidden;background:var(--ink-2);cursor:none;aspect-ratio:var(--ar,3/4)}
@media (pointer:coarse){.frame{cursor:pointer}}
.frame::before{content:"";position:absolute;inset:0;z-index:3;pointer-events:none;box-shadow:inset 0 0 0 1px var(--line);transition:box-shadow .5s}
.card:hover .frame::before{box-shadow:inset 0 0 0 1px var(--line-2)}
.frame img,.frame video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.frame img{transform:scale(1.02);transition:transform 1.6s var(--ease),filter .8s}
.frame video{opacity:0;transition:opacity .7s var(--ease)}
.card.playing .frame video{opacity:1}
.card.playing .frame img{transform:scale(1.06)}
.card:hover .frame img{transform:scale(1.06)}
.frame .no{position:absolute;left:12px;top:10px;z-index:4;font-family:var(--f-mono);font-size:10px;letter-spacing:.2em;color:var(--paper-70);mix-blend-mode:difference}
.frame .live{position:absolute;right:12px;top:12px;z-index:4;width:6px;height:6px;border-radius:50%;background:var(--vermilion);opacity:0;transition:opacity .4s}
.card.playing .frame .live{opacity:1;animation:pulse 1.4s ease-in-out infinite}
@keyframes pulse{0%,100%{box-shadow:0 0 0 0 rgba(216,67,43,.5)}50%{box-shadow:0 0 0 6px rgba(216,67,43,0)}}
.label{padding:12px 2px 30px;display:grid;grid-template-columns:1fr auto;gap:4px 12px;align-items:baseline}
.label .t{font-family:var(--f-display);font-size:22px;font-weight:400;font-style:italic;line-height:1.1;margin:0}
.label .tj{font-family:var(--f-ja);font-size:13px;color:var(--paper-70);letter-spacing:.12em}
.label .m{grid-column:1/-1;font-family:var(--f-mono);font-size:10px;letter-spacing:.16em;color:var(--paper-45);text-transform:uppercase}
.label .m b{font-weight:500;color:var(--gold)}

/* process */
.process{border-top:1px solid var(--line)}
.steps{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(4,1fr);gap:0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
@media (max-width:1000px){.steps{grid-template-columns:repeat(2,1fr)}}
@media (max-width:560px){.steps{grid-template-columns:1fr}}
.step{padding:34px 26px 34px 0;border-right:1px solid var(--line);position:relative}
.step:last-child{border-right:0}
.step:not(:first-child){padding-left:26px}
@media (max-width:1000px){.step:nth-child(2n){border-right:0}.step:nth-child(n+3){border-top:1px solid var(--line)}}
.step-no{font-family:var(--f-display);font-style:italic;font-weight:300;font-size:56px;line-height:1;color:var(--paper-25);display:block;margin-bottom:22px}
.step h3{margin:0 0 12px;font-family:var(--f-display);font-weight:400;font-size:26px;line-height:1.15}
.step h3 small{display:block;font-family:var(--f-mono);font-size:10px;letter-spacing:.2em;text-transform:uppercase;color:var(--paper-45);margin-top:8px}
.step p{margin:0;color:var(--paper-70);font-size:13.5px}
.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:28px 32px;margin:52px 0 0;padding:0}
.stats div{border-left:1px solid var(--line);padding-left:16px}
.stats dt{font-family:var(--f-mono);font-size:10px;letter-spacing:.22em;text-transform:uppercase;color:var(--paper-45);margin-bottom:8px}
.stats dd{margin:0;font-family:var(--f-display);font-style:italic;font-weight:300;font-size:40px;line-height:1}
.stats dd small{font-size:14px;font-style:normal;font-family:var(--f-mono);color:var(--paper-45);margin-left:6px;letter-spacing:.1em}

/* colophon */
.colophon{padding:80px var(--gutter) 60px;border-top:1px solid var(--line)}
.colophon-in{max-width:760px}
.colophon-title{margin:0 0 16px;font-family:var(--f-mono);font-size:11px;letter-spacing:.3em}
.colophon-txt{margin:0 0 18px;color:var(--paper-70);font-size:13px}
.colophon-meta{margin:0;font-family:var(--f-mono);font-size:10px;letter-spacing:.16em;color:var(--paper-45)}

/* viewer */
.viewer{position:fixed;inset:0;z-index:80;background:rgba(6,5,4,.96);backdrop-filter:blur(6px);opacity:0;pointer-events:none;transition:opacity .5s var(--ease)}
.viewer.open{opacity:1;pointer-events:auto}
.viewer-close{position:absolute;right:26px;top:22px;width:44px;height:44px;z-index:5}
.viewer-close span{position:absolute;left:10px;right:10px;top:50%;height:1px;background:var(--paper);transform:rotate(45deg)}
.viewer-close span:last-child{transform:rotate(-45deg)}
.viewer-nav{position:absolute;top:50%;transform:translateY(-50%);z-index:5;font-family:var(--f-display);font-size:34px;font-weight:300;padding:20px;color:var(--paper-70);transition:color .3s}
.viewer-nav:hover{color:var(--paper)}
.viewer-nav.prev{left:10px}.viewer-nav.next{right:10px}
.viewer-stage{position:absolute;inset:0;display:grid;grid-template-columns:1fr 400px}
.viewer-media{position:relative;display:grid;place-items:center;padding:64px 70px 80px}
.viewer-media img,.viewer-media video{position:absolute;max-width:calc(100% - 140px);max-height:calc(100% - 144px);width:auto;height:auto;object-fit:contain;box-shadow:0 30px 80px rgba(0,0,0,.6);transition:opacity .6s var(--ease)}
.viewer-media video{opacity:0}
.viewer-media.motion video{opacity:1}
.viewer-tools{position:absolute;left:50%;bottom:26px;transform:translateX(-50%);display:flex;gap:2px;font-family:var(--f-mono);font-size:10px;letter-spacing:.22em}
.tool{padding:10px 16px;border:1px solid var(--line-2);color:var(--paper-70);transition:all .3s;background:rgba(11,10,9,.5)}
.tool:hover,.tool.on{color:var(--ink);background:var(--paper);border-color:var(--paper)}
.viewer-panel{border-left:1px solid var(--line);padding:70px 36px 40px;overflow-y:auto;background:var(--ink)}
.panel-top{display:flex;justify-content:space-between;font-family:var(--f-mono);font-size:10px;letter-spacing:.24em;text-transform:uppercase;color:var(--paper-45);margin-bottom:24px}
.panel-room{color:var(--vermilion);font-family:var(--f-ja);letter-spacing:.3em;font-size:12px;text-transform:none}
.panel-title{margin:0;font-family:var(--f-display);font-style:italic;font-weight:300;font-size:44px;line-height:1;letter-spacing:-.01em}
.panel-title-ja{margin:12px 0 0;font-size:16px;letter-spacing:.3em;color:var(--paper-70)}
.panel-medium{margin:18px 0 26px;font-family:var(--f-mono);font-size:11px;letter-spacing:.14em;color:var(--gold);text-transform:uppercase}
.panel-specs{margin:0 0 28px;padding:18px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);display:grid;grid-template-columns:auto 1fr;gap:8px 18px;font-family:var(--f-mono);font-size:10.5px;letter-spacing:.1em}
.panel-specs dt{color:var(--paper-45);text-transform:uppercase}
.panel-specs dd{margin:0;color:var(--paper)}
.panel-block{margin-bottom:24px}
.panel-label{display:flex;justify-content:space-between;align-items:center;font-family:var(--f-mono);font-size:10px;letter-spacing:.24em;text-transform:uppercase;color:var(--paper-45);margin-bottom:10px}
.copy{font-family:var(--f-mono);font-size:9px;letter-spacing:.2em;padding:4px 8px;border:1px solid var(--line);color:var(--paper-70);transition:all .3s}
.copy:hover{color:var(--ink);background:var(--paper)}
.panel-prompt{margin:0;font-family:var(--f-mono);font-size:11.5px;line-height:1.75;color:var(--paper-70);white-space:pre-wrap}
.panel-prompt.small{font-size:10.5px;color:var(--paper-45)}
@media (max-width:980px){
  .viewer-stage{grid-template-columns:1fr;grid-template-rows:56vh 1fr}
  .viewer-media{padding:56px 20px 60px}
  .viewer-media img,.viewer-media video{max-width:calc(100% - 40px);max-height:calc(100% - 116px)}
  .viewer-panel{border-left:0;border-top:1px solid var(--line);padding:26px 22px 40px}
  .panel-title{font-size:32px}
  .viewer-nav{top:28vh}
}
::selection{background:var(--vermilion);color:var(--paper)}

.hero-reel{display:inline-flex;align-items:center;gap:10px;margin-top:26px;padding:11px 16px;border:1px solid var(--line-2);font-family:var(--f-mono);font-size:10px;letter-spacing:.24em;text-transform:uppercase;color:var(--paper-70);transition:all .3s;animation:fadeUp 1.2s 1.4s var(--ease) both}
.hero-reel:hover{color:var(--ink);background:var(--paper);border-color:var(--paper)}
.hero-reel .tri{width:0;height:0;border-left:7px solid currentColor;border-top:4px solid transparent;border-bottom:4px solid transparent}
.inline-link{border-bottom:1px solid var(--gold);color:var(--gold);margin-left:6px}

/* details strip */
.details{padding:clamp(80px,12vh,150px) 0 40px;border-top:1px solid var(--line)}
.details .rooms-head{padding:0 var(--gutter)}
.strip{display:flex;gap:18px;overflow-x:auto;padding:0 var(--gutter) 40px;scroll-padding:0 var(--gutter);scroll-snap-type:x mandatory;scrollbar-width:none;cursor:grab}
.strip::-webkit-scrollbar{display:none}
.strip.drag{cursor:grabbing;scroll-snap-type:none}
.dcard{flex:0 0 clamp(300px,42vw,620px);scroll-snap-align:start;position:relative}
.dcard .dimg{position:relative;aspect-ratio:14/9;overflow:hidden;background:var(--ink-2);box-shadow:inset 0 0 0 1px var(--line)}
.dcard .dimg img{width:100%;height:100%;object-fit:cover;transform:scale(1.001);transition:transform 1.4s var(--ease)}
.dcard:hover .dimg img{transform:scale(1.06)}
.dcard .pct{position:absolute;left:14px;top:12px;font-family:var(--f-mono);font-size:10px;letter-spacing:.24em;color:var(--gold);border:1px solid rgba(201,168,106,.6);padding:6px 9px;background:rgba(11,10,9,.55)}
.dcard .dl{padding:14px 2px 0;display:grid;grid-template-columns:1fr auto;gap:4px 12px;align-items:baseline}
.dcard .dl .t{font-family:var(--f-display);font-style:italic;font-size:22px;line-height:1.1}
.dcard .dl .n{font-family:var(--f-ja);font-size:12.5px;color:var(--paper-70);letter-spacing:.1em}
.dcard .dl .m{grid-column:1/-1;font-family:var(--f-mono);font-size:10px;letter-spacing:.16em;color:var(--paper-45);text-transform:uppercase}
/* process figures */
.step figure{margin:0 0 20px;aspect-ratio:16/10;overflow:hidden;position:relative;box-shadow:inset 0 0 0 1px var(--line);background:var(--ink-2)}
.step figure img{width:100%;height:100%;object-fit:cover;display:block;filter:saturate(.9)}
.step figure figcaption{position:absolute;left:0;right:0;bottom:0;padding:8px 12px;font-family:var(--f-ja);font-size:11px;letter-spacing:.08em;color:var(--paper-70);background:linear-gradient(180deg,transparent,rgba(11,10,9,.85))}
/* marquee */
.marquee{overflow:hidden;margin:0 calc(-1 * var(--gutter)) 56px;padding:0;position:relative;mask-image:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent);-webkit-mask-image:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent)}
.marquee-track{display:flex;gap:10px;width:max-content;animation:marquee 90s linear infinite}
.marquee-track img{width:110px;height:110px;object-fit:cover;filter:grayscale(.65) brightness(.8);transition:filter .5s}
.marquee-track img:hover{filter:none}
@keyframes marquee{from{transform:translateX(0)}to{transform:translateX(-50%)}}
@media (prefers-reduced-motion:reduce){.marquee-track{animation:none}}

.edswitch{border-bottom:1px solid var(--line-2);padding-bottom:2px}
.edswitch:hover{color:var(--gold);border-color:var(--gold)}