@import url('https://fonts.googleapis.com/css2?family=Atkinson+Hyperlegible:wght@400;700&family=Azeret+Mono:wght@500;700&family=Unbounded:wght@600;800&display=swap');

:root{--void:#050711;--gallery:#0a0d14;--panel:#101620;--silver:#dce8ee;--muted:#a9bdc8;--cyan:#79e7ff;--gold:#ffd166;--violet:#8d7cff;--magenta:#ff4dc4;--ink:#020308;--focus:#79e7ff;--display:"Unbounded",Impact,sans-serif;--body:"Atkinson Hyperlegible",Arial,sans-serif;--mono:"Azeret Mono",ui-monospace,monospace;color-scheme:dark}
*{box-sizing:border-box}html{font-size:20px;scroll-behavior:smooth}body{margin:0;min-width:320px;background:radial-gradient(circle at 50% -10%,#182031 0,transparent 36rem),var(--void);color:var(--silver);font-family:var(--body);font-size:1rem;line-height:1.55;overflow-x:hidden}a{color:var(--cyan)}button,input{font:inherit}button,.control-button{min-width:48px;min-height:48px;border:2px solid var(--silver);border-radius:0;background:var(--gallery);color:var(--silver);padding:.65rem 1rem;font-weight:700;cursor:pointer}button:hover,.control-button:hover{background:var(--silver);color:var(--ink)}:focus-visible{outline:4px solid var(--focus);outline-offset:5px}.skip-link{position:fixed;z-index:100;left:1rem;top:1rem;transform:translateY(-180%);padding:.8rem 1rem;background:var(--gold);color:var(--ink);font-weight:700}.skip-link:focus{transform:none}
.room-masthead,.gallery-nav,.clock-nav,.impossible-main,.room-footer{width:min(92vw,1280px);margin-inline:auto}.room-masthead{padding:3rem 0 1.5rem}.room-kicker,.instrument-label{margin:0 0 .6rem;color:var(--cyan);font:700 .9rem/1.3 var(--mono);letter-spacing:.12em;text-transform:uppercase}.room-masthead h1,.clock-heading h1{margin:0;max-width:15ch;font:800 clamp(2.3rem,7vw,6.4rem)/.95 var(--display);letter-spacing:-.055em}.room-deck{max-width:42rem;margin:1.3rem 0 0;color:var(--muted);font-size:clamp(1.15rem,2.4vw,1.55rem)}.gallery-nav,.clock-nav{display:flex;flex-wrap:wrap;gap:.55rem;padding:1rem 0 1.5rem;border-block:1px solid #314252}.gallery-nav a,.clock-nav a{min-height:48px;display:inline-flex;align-items:center;padding:.55rem .8rem;border:1px solid #516575;color:var(--silver);text-decoration:none;font-weight:700}.gallery-nav a[aria-current="page"],.clock-nav a[aria-current="page"]{background:var(--silver);color:var(--ink)}
.room-corridor{position:relative;display:grid;gap:clamp(4rem,11vw,9rem);padding:5rem 0 8rem;isolation:isolate;overflow:hidden}.room-corridor::before{content:"";position:absolute;z-index:-2;left:50%;top:0;bottom:0;width:3px;background:linear-gradient(transparent,var(--cyan) 8%,var(--silver) 44%,var(--gold) 72%,transparent);box-shadow:0 0 22px var(--cyan);transform:skewX(-7deg)}.specimen{position:relative;width:min(78%,58rem);min-height:22rem;display:grid;grid-template-columns:minmax(13rem,.9fr) minmax(15rem,1.1fr);gap:2rem;align-items:center;padding:clamp(1rem,3vw,2rem);color:var(--silver);text-decoration:none;background:radial-gradient(circle at 25% 50%,rgba(121,231,255,.12),transparent 55%),rgba(7,10,17,.88);border:1px solid #41515e;clip-path:polygon(0 0,96% 5%,100% 88%,7% 100%)}.specimen:nth-child(even){justify-self:end;grid-template-columns:minmax(15rem,1.1fr) minmax(13rem,.9fr);clip-path:polygon(4% 4%,100% 0,94% 100%,0 90%)}.specimen:nth-child(even) .specimen-preview{order:2}.specimen::before{content:"";position:absolute;inset:35% -18% auto;height:2px;background:linear-gradient(90deg,transparent,var(--silver),transparent);box-shadow:0 0 28px var(--cyan);transform:rotate(-7deg)}.specimen:hover,.specimen:focus-visible{border-color:var(--cyan);background-color:#111827}.specimen h2{margin:0;font:700 clamp(1.5rem,3.7vw,3.3rem)/1 var(--display);letter-spacing:-.04em}.specimen p{margin:.8rem 0 0;color:var(--muted);font-size:1.05rem}.specimen-index{display:block;margin-bottom:.7rem;color:var(--gold);font:700 .9rem var(--mono)}.specimen-preview{position:relative;min-height:14rem;display:grid;place-items:center;overflow:hidden;filter:drop-shadow(0 0 22px rgba(121,231,255,.22))}.specimen-preview svg{width:100%;height:100%;min-height:13rem}.preview-time{font:700 1.5rem var(--mono);fill:var(--silver);letter-spacing:.16em}.preview-stroke{fill:none;stroke:var(--cyan);stroke-width:3}.preview-faint{fill:none;stroke:#52616d;stroke-width:2}.preview-fill{fill:rgba(121,231,255,.16);stroke:var(--silver);stroke-width:2}.specimen[data-preview="ferrofluid"] .preview-fill{fill:#020308;stroke:#c9f6ff;stroke-width:4}.specimen[data-preview="fold"] .preview-fill{fill:#dce8ee;stroke:#7f94a0}.specimen[data-preview="tidal"] .preview-fill{fill:#0f6380;stroke:var(--cyan)}.specimen[data-preview="shadow"] .preview-time{fill:#07101a}.specimen[data-preview="palimpsest"] .preview-stroke{stroke:var(--magenta)}
.impossible-main{padding:2rem 0 6rem}.clock-heading{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:2rem;align-items:end;padding:2rem 0}.clock-heading h1{font-size:clamp(2.1rem,6vw,5.8rem)}.clock-heading .exact-block{text-align:right}.exact-label{display:block;color:var(--muted);font:700 .9rem var(--mono);text-transform:uppercase}.exact-time{display:block;margin-top:.3rem;color:var(--gold);font:700 clamp(1.2rem,3vw,2rem) var(--mono);white-space:nowrap}.clock-instructions{max-width:48rem;margin:0 0 1.4rem;color:var(--muted);font-size:1.1rem}.artwork-stage{position:relative;min-height:clamp(29rem,67vh,48rem);overflow:hidden;border:1px solid #34434f;background:#070a11;isolation:isolate;touch-action:none}.artwork-stage>canvas,.artwork-stage>.art-svg{position:absolute;inset:0;width:100%;height:100%;display:block}.fallback-art{position:absolute;inset:0;display:grid;place-items:center;z-index:-1;background:radial-gradient(circle,#152333,var(--ink) 70%);color:var(--silver);font:700 clamp(2rem,9vw,7rem) var(--mono);letter-spacing:.08em}.canvas-failed .fallback-art{z-index:1}.artwork-stage canvas{z-index:2}.art-svg{z-index:1}.mechanism-revealed canvas,.mechanism-revealed .art-svg{filter:saturate(.55)}.mechanism-overlay{pointer-events:none;position:absolute;z-index:5;inset:0;opacity:0;transition:opacity .25s}.mechanism-revealed .mechanism-overlay{opacity:1}.mechanism-bar{display:flex;flex-wrap:wrap;gap:.7rem;align-items:center;padding:1rem 0}.mechanism-panel{padding:1.2rem 1.3rem;border-left:5px solid var(--cyan);background:var(--panel);font-size:1rem}.mechanism-panel h2{margin:0 0 .5rem;font:700 1.3rem var(--display)}.mechanism-panel p{margin:.4rem 0;color:var(--muted)}.control-cluster{display:flex;flex-wrap:wrap;gap:.55rem}.explanation{display:grid;grid-template-columns:1fr 1fr;gap:2rem;padding:3rem 0}.explanation h2{font:700 1.5rem var(--display)}.explanation p{color:var(--muted)}.room-footer{padding:2rem 0 4rem;border-top:1px solid #34434f;color:var(--muted)}
.light-controls{display:grid;grid-template-columns:repeat(3,48px);grid-template-rows:repeat(2,48px);gap:.35rem}.light-controls button{padding:0}.light-controls #light-up{grid-column:2}.light-controls #light-left{grid-column:1}.light-controls #light-down{grid-column:2}.light-controls #light-right{grid-column:3}.sound-on{border-color:var(--gold);color:var(--gold)}
@media(max-width:760px){html{font-size:20px}.room-masthead{padding-top:2rem}.room-masthead h1{font-size:clamp(2.35rem,12vw,4.4rem)}.room-corridor{gap:3.5rem;padding-top:3rem}.room-corridor::before{left:1.2rem}.specimen,.specimen:nth-child(even){width:100%;min-height:27rem;grid-template-columns:1fr;gap:.5rem;justify-self:stretch;clip-path:polygon(0 0,100% 2%,96% 100%,3% 97%)}.specimen:nth-child(even) .specimen-preview{order:0}.specimen-preview{min-height:13rem}.clock-heading{grid-template-columns:1fr}.clock-heading .exact-block{text-align:left}.artwork-stage{min-height:31rem}.explanation{grid-template-columns:1fr;gap:1rem}.gallery-nav,.clock-nav{display:grid;grid-template-columns:1fr 1fr}.gallery-nav a,.clock-nav a{justify-content:center;text-align:center}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important}.specimen::before{box-shadow:none}}