/* Visual tokens and typography matched to the museum's current theme. */
:root{--blue:#21479c;--blue-dark:#18387e;--blue-soft:#3d6ae0;--bg:#eef2f7;--bg-soft:#e8edf5;--card:#fff;--text:#233042;--muted:#617086;--line:#d9e0ea;--shadow:0 10px 28px rgba(17,24,39,.08);--radius:22px}
@media screen{
body{font-family:system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;color:var(--text);background:radial-gradient(circle at top right,rgba(33,71,156,.08),transparent 28%),linear-gradient(180deg,var(--bg),var(--bg-soft));line-height:1.65}
a{color:var(--blue);text-decoration:none}button,input,select{font:inherit}h1,h2,h3{font-family:Georgia,'Times New Roman',serif;letter-spacing:0;font-weight:700;color:var(--blue)}a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible{outline:3px solid var(--blue);outline-offset:3px}
header,main,footer{max-width:1280px;padding:24px 20px}header{gap:24px;flex-wrap:wrap;border:0;padding-top:18px;padding-bottom:18px}.museum-brand{display:flex;align-items:center;gap:20px;min-width:0;color:var(--blue)}.museum-brand img{width:150px;height:auto;flex:none}.museum-brand-text{display:flex;flex-direction:column;gap:4px}.museum-brand-text strong{font-family:Georgia,'Times New Roman',serif;font-size:25px;line-height:1.18}.museum-brand-text span{font-size:15px;color:var(--muted)}.museum-brand-text em{font-family:Georgia,'Times New Roman',serif;font-size:16px}.museum-nav{display:flex;flex-wrap:wrap;gap:10px}.museum-nav a{display:inline-flex;align-items:center;justify-content:center;padding:12px 18px;border-radius:16px;background:var(--blue);color:#fff;font-weight:700;box-shadow:0 8px 20px rgba(17,24,39,.14);transition:background .2s,transform .2s}.museum-nav a:hover{background:var(--blue-dark);transform:translateY(-1px)}
main{padding-top:4px}.intro{max-width:none;position:relative;overflow:hidden;background:linear-gradient(90deg,rgba(16,38,87,.93),rgba(16,38,87,.68) 50%,rgba(16,38,87,.15)),url('museum-hero.webp') center 54%/cover no-repeat;padding:42px 40px 40px;border-radius:26px;box-shadow:0 18px 40px rgba(33,71,156,.2);margin-bottom:26px;min-height:340px;color:white}.intro h1{font-size:clamp(36px,4.5vw,58px);line-height:1.04;letter-spacing:0;color:#fff;text-shadow:0 3px 14px rgba(0,0,0,.14);margin:16px 0}.intro h1 span{color:#fff}.intro .eyebrow{font-size:13px;font-weight:800;letter-spacing:.08em;color:#e2ebff}.intro p{max-width:630px;font-size:17px;line-height:1.8;margin:18px 0 0;color:#fff}.intro h1::after{content:'';display:block;width:150px;height:3px;border-radius:999px;background:rgba(255,255,255,.8);margin-top:20px}
.activities{padding:6px 0;gap:12px;flex-wrap:wrap}.action{display:inline-flex;align-items:center;justify-content:center;gap:6px;background:#fff;border:1px solid var(--line);border-radius:14px;color:var(--blue);font-weight:700;padding:12px 16px;min-height:48px;line-height:1.4;box-shadow:0 5px 14px rgba(17,24,39,.04);transition:transform .2s,box-shadow .2s,background .2s}.action:hover{background:#f1f5fd;box-shadow:0 8px 20px rgba(33,71,156,.12);transform:translateY(-1px)}.action.primary{background:var(--blue);color:#fff;border-color:var(--blue);box-shadow:0 10px 22px rgba(17,24,39,.12)}.action.primary:hover{background:var(--blue-dark);border-color:var(--blue-dark)}.action:disabled{opacity:.45;cursor:default;transform:none;box-shadow:none}.activities .action{padding:14px 24px;font-size:17px;border-radius:16px}.cards{gap:18px;margin:22px 0}.card{background:rgba(255,255,255,.94);border:1px solid rgba(217,224,234,.8);border-radius:var(--radius);box-shadow:var(--shadow);padding:14px;transition:transform .2s,box-shadow .2s}.card:hover{transform:translateY(-3px);box-shadow:0 18px 40px rgba(33,71,156,.16)}.card[aria-pressed=true]{border:2px solid var(--blue);padding:13px;background:#f2f6ff;box-shadow:0 10px 28px rgba(33,71,156,.12)}.card strong{font-family:Georgia,'Times New Roman',serif;color:var(--blue);font-size:20px;line-height:1.25}.card span{display:block;margin-top:5px;color:var(--muted);font-size:13px;line-height:1.5}.card img{border-radius:14px}
.studio,#puzzlePanel{background:rgba(255,255,255,.96);border:1px solid rgba(217,224,234,.8);border-radius:var(--radius);padding:26px;box-shadow:var(--shadow)}.tools h2{font-size:26px;margin:0 0 18px;line-height:1.2}.tools h2::after{content:'';display:block;width:100%;height:2px;background:linear-gradient(90deg,var(--blue),rgba(111,148,243,.35));margin-top:12px}.paper{background:#eef2f7;border:1px solid var(--line);border-radius:18px}.hint,.status{color:var(--muted)}.swatch[aria-pressed=true]{outline-color:var(--blue)}.tools .modes{display:grid;gap:8px}.tools .modes .action{margin:0}.tools label{display:block;margin:14px 0}.palette{grid-template-columns:repeat(4,1fr);gap:12px}.facts{background:rgba(255,255,255,.94);border:1px solid var(--line);border-left:5px solid var(--blue);border-radius:var(--radius);padding:22px 26px;box-shadow:var(--shadow);margin-top:24px}.facts>strong{font-family:Georgia,'Times New Roman',serif;color:var(--blue);font-size:24px}.facts p{font-size:16px;margin-top:8px}.puzzleControls{gap:12px}.puzzleControls label{font-weight:700;color:var(--blue)}#puzzleBoard{border-color:#d9e0ea;background:#d9e0ea}#puzzlePreview{border-color:var(--line);border-radius:16px}#puzzleStats{color:var(--blue)}#puzzleMessage{color:var(--muted)}
footer{margin-top:14px;padding-top:28px;padding-bottom:30px;display:flex;align-items:center;gap:20px;border-top:1px solid var(--line);color:var(--muted);font-size:13px}footer img{width:110px;height:auto}footer strong{display:block;font-family:Georgia,'Times New Roman',serif;color:var(--blue);font-size:20px;font-weight:700;margin-bottom:6px}footer a{font-weight:700}.skip-link{position:absolute;left:16px;top:-90px;padding:10px 16px;background:var(--blue);color:white;border-radius:12px;z-index:100}.skip-link:focus{top:12px}
@media(max-width:950px){header{justify-content:center}.museum-brand{text-align:left}.museum-nav{justify-content:center}.cards{gap:10px}.card strong{font-size:18px}.studio{grid-template-columns:200px minmax(0,1fr)}}
@media(max-width:650px){header,main,footer{padding-left:16px;padding-right:16px}.museum-brand{gap:12px;align-items:center}.museum-brand img{width:100px}.museum-brand-text strong{font-size:21px}.museum-brand-text span{font-size:12px}.museum-brand-text em{font-size:13px}.museum-nav{width:100%;gap:8px}.museum-nav a{font-size:13px;padding:10px 12px;min-height:44px;flex:1}.intro{padding:30px 24px;min-height:0;border-radius:22px;background-position:62% center}.intro p{font-size:16px;line-height:1.7}.activities .action{flex:1;padding:13px 10px;font-size:15px}.cards{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.card{padding:12px}.card[aria-pressed=true]{padding:11px}.card img{height:125px}.studio{grid-template-columns:minmax(0,1fr)}.studio,#puzzlePanel{padding:16px}.tools .modes{grid-template-columns:1fr 1fr}.tools .action{margin:4px 0}.palette{display:flex;gap:12px}.facts{padding:18px 20px}.facts>strong{font-size:22px}footer{align-items:flex-start;gap:14px}footer img{width:80px}footer strong{font-size:18px}}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{transition:none!important;scroll-behavior:auto!important}}
}
@media print{.skip-link{display:none!important}}