:root{--zc-background:#f0eee5;--zc-ink:#304742;--zc-muted:#64736b;--zc-surface:#e5e7dc;--zc-border:#c9cfc1;--zc-accent:#3e5d52;--zc-accent-ink:#f5f0df;--zc-paper:#e9e5d7;--zc-paint-ink:#314b4b;--zc-seal:#9d5746;--zc-frame:#c2bda8;color-scheme:light}*{box-sizing:border-box}body{margin:0;background:var(--zc-background);color:var(--zc-ink);font:14px Arial,sans-serif}main{max-width:1160px;margin:auto;padding:26px 36px}header{display:flex;justify-content:space-between;gap:16px;font-size:10px;color:var(--zc-muted)}.eyebrow{font-size:10px;letter-spacing:.18em;line-height:1.8}.introduction{display:flex;align-items:center;justify-content:space-between;gap:20px;margin:28px 0 22px}.introduction .eyebrow{margin:0 0 8px}h1,h2{font-family:Georgia,serif;font-weight:400;letter-spacing:-.04em}h1{font-size:48px;margin:0}.introduction>p{line-height:1.8;font-family:Georgia,serif;font-style:italic;color:var(--zc-muted)}.art{position:relative;height:clamp(480px,55vw,660px);border:1px solid var(--zc-frame);padding:10px;background:var(--zc-paper);box-shadow:0 12px 35px color-mix(in srgb,var(--zc-ink) 8%,transparent)}canvas{display:block;width:100%;height:100%;touch-action:pan-y;cursor:crosshair}.caption{position:absolute;top:34px;left:38px;pointer-events:none;color:var(--zc-paint-ink)}.caption h2{font-size:34px;margin:4px 0 8px}.caption p{font:italic 12px Georgia,serif;margin:0}.seal{position:absolute;right:32px;bottom:36px;color:var(--zc-seal);border:2px solid var(--zc-seal);padding:6px 4px;font-size:9px;letter-spacing:.12em;transform:rotate(-3deg)}#travel{position:absolute;bottom:25px;left:30px;font-size:10px;color:var(--zc-paint-ink)}.controls{margin:23px 0 25px}.directions{display:flex;justify-content:center;gap:10px}button{min-height:46px;min-width:74px;border:1px solid var(--zc-border);border-radius:4px;padding:12px 20px;font:inherit;color:var(--zc-ink);background:var(--zc-surface);cursor:pointer}#auto{background:var(--zc-accent);color:var(--zc-accent-ink);min-width:185px}button:disabled{opacity:.5;cursor:default}button:focus-visible,canvas:focus-visible{outline:3px solid var(--zc-accent);outline-offset:4px}.hint{text-align:center;font-size:11px;color:var(--zc-muted);margin-top:12px}.journal{display:grid;grid-template-columns:1fr 1fr;gap:35px;border-top:1px solid var(--zc-border);padding-top:16px}.journal p{line-height:1.7;margin:5px 0}.journal>div>p:not(.eyebrow){font-size:12px;color:var(--zc-muted)}ol{display:flex;flex-wrap:wrap;gap:6px 14px;list-style:none;padding:0;margin:8px 0;font-size:10px;color:var(--zc-muted)}li{padding:4px 0;border-bottom:1px solid transparent}li.current{border-color:var(--zc-accent);color:var(--zc-ink)}li.visited{font-weight:bold}#status{min-height:22px;font-size:11px;color:var(--zc-muted);line-height:1.6}footer{font-size:9px;color:var(--zc-muted);margin-top:14px}@media(max-width:600px){main{padding:16px}header{font-size:8px}.eyebrow{font-size:8px}.introduction{margin:23px 0 18px;display:block}.introduction>p{font-size:12px;margin:10px 0 0}.introduction>p br{display:none}h1{font-size:37px}.art{height:400px;padding:6px}.caption{top:25px;left:23px}.caption h2{font-size:28px}.caption p{max-width:235px;font-size:11px;line-height:1.5}.seal{right:22px;bottom:27px}#travel{left:22px;bottom:22px}.directions{display:grid;grid-template-columns:1fr 1.8fr 1fr;gap:7px}button{padding:10px 8px;min-width:0;font-size:12px}#auto{min-width:0}#pause{grid-column:1/-1}.journal{grid-template-columns:1fr;gap:12px}.controls{margin:18px 0}.hint{font-size:10px;line-height:1.7}}
/* A four-panel ink walk presented as a living paper scroll. */
:root{--zc-scene-ink:#314b4b}
body{background:radial-gradient(ellipse at 10% 0%,var(--zc-paper),transparent 55%),var(--zc-background)}
header{border-bottom:1px solid var(--zc-border);padding-bottom:12px;text-transform:uppercase}
.introduction{align-items:end;margin:23px 0 18px}
.introduction>p{max-width:255px;border-left:1px solid var(--zc-border);padding-left:20px}
.art{height:clamp(410px,50vh,560px);padding:16px;border:1px solid var(--zc-frame);outline:7px solid var(--zc-paper);outline-offset:-8px;box-shadow:0 24px 56px color-mix(in srgb,var(--zc-ink) 15%,transparent)}
.art::after{content:"";position:absolute;inset:16px;pointer-events:none;box-shadow:inset 0 0 0 1px color-mix(in srgb,var(--zc-paint-ink) 18%,transparent),inset 0 0 50px color-mix(in srgb,var(--zc-paint-ink) 9%,transparent)}
.caption{top:30px;left:33px;color:var(--zc-scene-ink);padding:10px 18px 12px 0;border-bottom:1px solid color-mix(in srgb,var(--zc-scene-ink) 33%,transparent)}
.caption h2{font-size:clamp(30px,3.3vw,42px);line-height:1.05}
.caption p{font-size:13px}
.seal{bottom:34px;right:31px;background:color-mix(in srgb,var(--zc-paper) 58%,transparent)}
#travel{bottom:29px;left:31px;letter-spacing:.12em;text-transform:uppercase;color:var(--zc-scene-ink)}
.controls{margin:22px 0 26px}
.directions button{border-radius:999px;min-height:51px;transition:transform .18s}
.directions button:active{transform:scale(.975)}
.journal{gap:50px;padding-top:26px}
.journal>div:first-child{position:relative;padding-left:18px;border-left:2px solid var(--zc-accent)}
.journal>div>p:not(.eyebrow){font:italic 17px/1.55 Georgia,serif;color:var(--zc-ink)}
.journal ol{counter-reset:place;display:grid;grid-template-columns:repeat(4,1fr);gap:7px}
.journal li{counter-increment:place;min-height:43px;border:1px solid var(--zc-border);padding:7px;font-size:10px}
.journal li::before{content:"0" counter(place) " / ";color:var(--zc-muted)}
.journal li.current{border-color:var(--zc-accent);background:var(--zc-surface)}
@media(max-width:600px){main{padding:12px 14px 22px}header{padding-bottom:6px}.introduction{margin:12px 0 12px}.introduction>p{border:0;padding:0;font-size:11px;line-height:1.35;margin:4px 0}.introduction>p br{display:none}h1{font-size:34px}.art{height:340px;padding:7px;outline-width:5px;outline-offset:-6px}.art::after{inset:7px}.caption{top:16px;left:18px;padding:5px 9px 6px 0}.caption h2{font-size:25px;margin:2px 0 4px}.caption p{font-size:10px}.seal{right:15px;bottom:17px}#travel{left:15px;bottom:13px;font-size:9px}.controls{margin:11px 0 18px}.directions button{min-height:44px}.journal{gap:15px;padding-top:17px}.journal ol{grid-template-columns:repeat(2,1fr)}.journal li{min-height:39px}}
@media(prefers-reduced-motion:reduce){.directions button{transition:none!important}}
body{background:radial-gradient(ellipse at 10% 0%,var(--zc-surface),transparent 55%),var(--zc-background)}
.introduction>p{color:color-mix(in srgb,var(--zc-ink) 82%,var(--zc-background))}
[data-motion=reduced] .directions button{transition:none!important}

/* Round two: an archival expedition sheet around a living horizontal scroll. */
:root{--zc-archive-ground:#c9b98f;--zc-archive-paper:#efe2bd;--zc-archive-paper-deep:#dcc89b;--zc-archive-ink:#463e2c;--zc-archive-rule:#aa8b59;--zc-archive-shadow:#51442d}
body{background:radial-gradient(circle at 18% 7%,var(--zc-archive-paper-deep),transparent 46%),var(--zc-archive-ground)}
main{position:relative;max-width:1130px;margin:18px auto 30px;padding:23px clamp(20px,4vw,53px) 34px;color:var(--zc-archive-ink);background:radial-gradient(circle at 8% 12%,color-mix(in srgb,var(--zc-archive-paper) 70%,transparent),transparent 24%),repeating-linear-gradient(90deg,transparent 0 42px,color-mix(in srgb,var(--zc-archive-rule) 5%,transparent) 43px 44px),var(--zc-archive-paper);border:1px solid var(--zc-archive-rule);box-shadow:0 24px 75px color-mix(in srgb,var(--zc-archive-shadow) 30%,transparent)}
main::before{content:"THE FOUR PLACES  ·  A FIELD SCROLL";position:absolute;top:15px;right:clamp(20px,4vw,53px);font:9px Arial,sans-serif;letter-spacing:.19em;color:var(--zc-archive-ink)}
header{margin-top:19px;border-color:var(--zc-archive-rule);color:var(--zc-archive-ink)}
.introduction{display:grid;grid-template-columns:1fr minmax(180px,240px);align-items:end;margin:18px 0 20px}
.introduction .eyebrow{color:var(--zc-archive-ink)}
.introduction h1{font-size:clamp(39px,5vw,64px);letter-spacing:-.055em;color:var(--zc-archive-ink)}
.introduction>p{color:var(--zc-archive-ink);border-color:var(--zc-archive-rule);font-size:14px}
.art{height:clamp(370px,44vh,490px);padding:8px 22px;background:var(--zc-archive-paper-deep);border:0;outline:1px solid var(--zc-archive-rule);outline-offset:5px;box-shadow:inset 0 0 18px color-mix(in srgb,var(--zc-archive-shadow) 23%,transparent),0 12px 29px color-mix(in srgb,var(--zc-archive-shadow) 18%,transparent)}
.art::before{content:"";position:absolute;z-index:2;left:7px;top:-7px;bottom:-7px;width:13px;background:linear-gradient(90deg,var(--zc-archive-shadow),var(--zc-archive-paper-deep) 28%,var(--zc-archive-paper),var(--zc-archive-paper-deep));border-radius:7px;box-shadow:2px 0 5px color-mix(in srgb,var(--zc-archive-shadow) 29%,transparent);pointer-events:none}
.art::after{inset:8px 22px;box-shadow:inset 0 0 0 1px color-mix(in srgb,var(--zc-archive-ink) 25%,transparent),inset 0 0 70px color-mix(in srgb,var(--zc-archive-shadow) 9%,transparent)}
.caption{top:26px;left:49px;max-width:290px;padding:13px 19px;background:color-mix(in srgb,var(--zc-archive-paper) 84%,transparent);border:1px solid color-mix(in srgb,var(--zc-archive-rule) 70%,transparent);box-shadow:0 5px 16px color-mix(in srgb,var(--zc-archive-shadow) 12%,transparent)}
.caption h2{font-size:clamp(29px,3.3vw,41px)}
.seal{right:45px;bottom:28px}
#travel{left:45px;bottom:28px}
.directions{justify-content:space-between;align-items:center;max-width:790px;margin:auto}
.directions button{background:transparent;border-color:var(--zc-archive-rule);color:var(--zc-archive-ink);border-radius:2px}
.directions #auto{background:var(--zc-archive-ink);color:var(--zc-archive-paper);border-color:var(--zc-archive-ink)}
.hint,.journal .eyebrow,.journal p,.journal li,footer,#status{color:var(--zc-archive-ink)}
.journal{border-color:var(--zc-archive-rule);grid-template-columns:minmax(0,.8fr) minmax(0,1.2fr)}
.journal>div:first-child{border-color:var(--zc-archive-rule)}
.journal li{border-color:var(--zc-archive-rule);background:color-mix(in srgb,var(--zc-archive-paper-deep) 24%,transparent)}
.journal li.current{background:var(--zc-archive-paper-deep);border-color:var(--zc-archive-ink)}
@media(max-width:600px){main{margin:0;padding:14px 14px 20px;border-left:0;border-right:0}main::before{display:none}header{margin-top:0}.introduction{display:block;margin:11px 0}.introduction h1{font-size:36px}.introduction>p{font-size:11px}.art{height:310px;padding:5px 13px}.art::before{left:2px;top:-4px;bottom:-4px;width:9px}.art::after{inset:5px 13px}.caption{top:15px;left:24px;padding:6px 9px;max-width:210px}.caption h2{font-size:24px}.seal{right:22px;bottom:17px}#travel{left:22px;bottom:16px}.directions{display:grid;grid-template-columns:1fr 1.7fr 1fr}.journal{grid-template-columns:1fr}.journal ol{grid-template-columns:repeat(2,1fr)}}

/* Viewport composition: the ink scroll grows while the field journal scrolls locally. */
html,body{height:100%;overflow:hidden}
main{width:100%;height:100dvh;max-height:100dvh;margin:0 auto;display:flex;flex-direction:column;overflow:hidden;padding-bottom:10px}
header,.introduction,.controls,#status,footer{flex:none}
.introduction{margin:10px 0 12px}
.art{flex:1 1 0;height:auto;min-height:0}
.controls{margin:10px 0 5px}
.journal{flex:0 1 104px;min-height:52px;overflow:auto;overscroll-behavior:contain;scrollbar-width:thin;padding-top:8px}
#status,footer{margin:2px 0}
.journal:focus-visible{outline:2px solid var(--zc-archive-ink);outline-offset:-2px}
@media(max-width:600px){main{padding:8px 12px 7px}.introduction{margin:5px 0 7px}.introduction h1{font-size:clamp(27px,7vw,35px)}.introduction>p{line-height:1.25;margin:3px 0}.art{min-height:0}.controls{margin:6px 0 3px}.directions{gap:4px}.directions button{min-height:38px;padding:5px}.hint{margin:3px 0}.journal{flex-basis:82px;min-height:42px}.journal ol{margin:4px 0}.journal p{margin:3px 0}}

@media(min-width:601px) and (max-height:760px){main{padding-top:12px;padding-bottom:5px}main::before{top:4px}header{margin-top:5px}.introduction{margin:4px 0 7px}.introduction h1{font-size:clamp(36px,4.3vw,52px)}.art{min-height:0}.controls{margin:5px 0 2px}.directions button{min-height:40px;padding:5px 11px}.hint{margin:3px 0}.journal{flex-basis:68px;min-height:42px;padding-top:4px}.journal ol{margin:4px 0}.journal p{margin:3px 0}}

/* Flagship polish: a living ink-wash stage, a quiet sound toggle, and scenes that size their own words. */
.art{container-type:size}
.stage{position:relative;width:100%;height:100%;animation:ink-in 1.8s cubic-bezier(.2,.7,.2,1) both}
.stage canvas{position:absolute;inset:0;width:100%;height:100%}
.stage .ink-gl{pointer-events:none}
@keyframes ink-in{from{opacity:0;filter:blur(5px)}}
.caption{backdrop-filter:blur(2px)}
.directions #sound{min-width:0}
.directions #sound[aria-pressed=true]{background:color-mix(in srgb,var(--zc-archive-ink) 12%,transparent);border-color:var(--zc-archive-ink)}
@media(max-width:600px){.directions #pause{grid-column:1/3}.directions #sound{grid-column:3}}
@container (max-height:300px){.caption{top:12px;padding:6px 11px}.caption h2{font-size:24px;margin:2px 0}.caption p{display:none}.seal{display:none}}
@container (max-height:200px){.caption{top:8px;padding:3px 8px}.caption .eyebrow{display:none}.caption h2{font-size:19px;margin:0}#travel{display:none}}
@media(prefers-reduced-motion:reduce){.stage{animation:none}}
[data-motion=reduced] .stage{animation:none}
/* Short frames: landscape phones set the painting beside its controls; tiny frames scroll as one sheet. */
@media(max-height:520px) and (min-width:601px){
 main{display:grid;grid-template-columns:minmax(0,1fr) minmax(250px,31%);grid-template-rows:auto auto auto minmax(0,1fr) auto;column-gap:16px;margin:0;max-width:none;padding:6px 14px 6px}
 main::before,footer,.hint,.introduction .eyebrow,.introduction>p{display:none}
 header{grid-column:1/-1;margin:0;padding-bottom:4px}
 .introduction{grid-column:2;grid-row:2;display:block;margin:6px 0 4px}
 .introduction h1{font-size:26px}
 .art{grid-column:1;grid-row:2/6;height:auto;min-height:0;margin:4px 0 2px}
 .controls{grid-column:2;grid-row:3;margin:2px 0 6px}
 .directions{display:grid;grid-template-columns:1fr 1fr;gap:5px}
 .directions #auto{grid-column:1/-1;order:-1}
 .directions #pause,.directions #sound{grid-column:auto}
 .directions button{min-height:34px;padding:4px 8px;font-size:12px}
 .journal{grid-column:2;grid-row:4;grid-template-columns:1fr;gap:6px;padding-top:6px;min-height:0}
 .journal>div>p:not(.eyebrow){font-size:13px}
 .journal ol{grid-template-columns:repeat(2,1fr)}
 #status{grid-column:2;grid-row:5;font-size:10px;min-height:0}
}
@media(max-height:520px) and (max-width:600px){
 main{overflow-y:auto;overscroll-behavior:contain}
 main::before,.hint,.introduction .eyebrow,.introduction>p{display:none}
 .introduction h1{font-size:25px}
 .art{flex:none;height:clamp(150px,52dvh,260px)}
 .controls,.journal,#status,footer{flex:none}
 .journal{overflow:visible}
}