html,body{margin:0}img{max-width:100%}[hidden]{display:none!important}:root{padding-top:env(safe-area-inset-top,0px);padding-bottom:env(safe-area-inset-bottom,0px)}

/* layout: a pocket museum — sticky room nav, gallery walls of framed exhibits with brass plaques, lightbox for close looking */
:root{
  --linen:#f4ede2; --wall:#ebe0cd; --card:#fffaf2; --ink:#2b211b; --muted:#5a4c41; --line:#dccfbb;
  --brass:#8f6116; --brass-soft:#f0dfbb; --felt:#7b2338; --felt-soft:#f3dde1; --frame:#3b2a20; --mat:#fbf6ec; --danger:#a33a2c;
  --plum:#6e1f33; --honey:#d9a441;
  --display:"Young Serif",Georgia,"Times New Roman",serif;
  --body:"Libre Franklin",system-ui,-apple-system,"Segoe UI",sans-serif;
  --mono:"IBM Plex Mono",ui-monospace,Menlo,Consolas,monospace;
}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]){
  --linen:#1b1512; --wall:#231b17; --card:#2a211c; --ink:#f1e8dc; --muted:#cbbca9; --line:#3d312a;
  --brass:#e2b25a; --brass-soft:#3d2f1d; --felt:#e48ea1; --felt-soft:#3a1f27; --frame:#0f0b09; --mat:#efe6d6; --danger:#e07a6b; --plum:#e48ea1; --honey:#e2b25a; color-scheme:dark}}
:root[data-theme="dark"]{
  --linen:#1b1512; --wall:#231b17; --card:#2a211c; --ink:#f1e8dc; --muted:#cbbca9; --line:#3d312a;
  --brass:#e2b25a; --brass-soft:#3d2f1d; --felt:#e48ea1; --felt-soft:#3a1f27; --frame:#0f0b09; --mat:#efe6d6; --danger:#e07a6b; --plum:#e48ea1; --honey:#e2b25a; color-scheme:dark}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important;animation:none!important}}
body{background:var(--linen);color:var(--ink);font-family:var(--body);font-size:15px;line-height:1.6;
  padding-left:max(16px,env(safe-area-inset-left,0px));padding-right:max(16px,env(safe-area-inset-right,0px));padding-block:0 80px}
body::before{content:"";position:fixed;inset:0 0 auto;height:env(safe-area-inset-top,0px);z-index:10;background:var(--linen)}
.wrap{max-width:1200px;margin:0 auto;display:flex;flex-direction:column;gap:72px}
h1,h2,h3{font-family:var(--display);font-weight:400;text-wrap:balance;margin:0;line-height:1.15}
h1{font-size:clamp(2.3rem,6.6vw,4rem)}
h2{font-size:clamp(1.55rem,3.8vw,2.1rem)}
h3{font-size:1.12rem}
p{margin:0;max-width:65ch}
a{color:var(--felt);text-underline-offset:2px}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible,[tabindex]:focus-visible{outline:2px solid var(--brass);outline-offset:2px}
.label{font-family:var(--mono);font-size:.72rem;letter-spacing:.12em;text-transform:uppercase;color:var(--muted)}
.muted{color:var(--muted)}
.src{font-size:.78rem;color:var(--muted)}
sup.ref a{font-family:var(--mono);font-size:.68rem;text-decoration:none;color:var(--brass);padding:0 1px}
section{display:flex;flex-direction:column;gap:22px;scroll-margin-top:64px}
.roomhead{display:flex;flex-direction:column;gap:8px;border-top:1px solid var(--line);padding-top:22px}
.roomhead .num{font-family:var(--mono);font-size:.75rem;letter-spacing:.14em;color:var(--brass);text-transform:uppercase}

/* nav */
nav.rooms{position:sticky;top:env(safe-area-inset-top,0px);z-index:9;background:var(--linen);border-bottom:1px solid var(--line);max-width:1200px;margin:0 auto}
nav.rooms ol{list-style:none;margin:0;padding:11px 0;display:flex;gap:4px;overflow-x:auto;white-space:nowrap;font-size:.84rem;scrollbar-width:none}
nav.rooms a{display:block;text-decoration:none;color:var(--muted);padding:4px 10px;border-radius:999px}
nav.rooms a:hover{color:var(--ink)}
nav.rooms a.on{background:var(--ink);color:var(--linen)}
nav.rooms b{font-family:var(--mono);font-weight:500;font-size:.7rem;margin-right:6px;opacity:.7}

/* hero */
.hero{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,1fr);gap:40px;align-items:center;padding-top:40px}
.hero-text{display:flex;flex-direction:column;gap:16px;min-width:0}
.hero .lede{font-size:1.1rem;color:var(--muted)}
.hero-cta{display:flex;flex-wrap:wrap;gap:10px;margin-top:6px}
.frame{background:var(--frame);padding:12px;border-radius:2px;box-shadow:0 18px 40px -22px rgba(0,0,0,.55)}
.frame .matte{background:var(--mat);padding:14px}
.frame img{display:block;width:100%;height:auto}
.hero figure{margin:0;display:flex;flex-direction:column;gap:12px}
.plaque{background:var(--brass-soft);border-left:3px solid var(--brass);padding:10px 14px;font-size:.84rem;display:flex;flex-direction:column;gap:2px}
.plaque b{font-family:var(--display);font-weight:400;font-size:.98rem}
.plaque span{font-family:var(--mono);font-size:.7rem;color:var(--muted)}

/* buttons */
.btn{font:600 .9rem var(--body);border-radius:999px;padding:10px 18px;border:1px solid var(--ink);background:var(--ink);color:var(--linen);cursor:pointer;text-decoration:none;display:inline-block}
.btn.ghost{background:transparent;color:var(--ink);border-color:var(--line)}
.btn.danger{background:transparent;color:var(--danger);border-color:var(--danger)}
.btn[disabled]{opacity:.5;cursor:wait}

/* verdict scoreboard */
.scoreboard{display:grid;grid-template-columns:1fr auto 1fr;gap:16px;align-items:center;background:var(--card);border:1px solid var(--line);border-radius:8px;padding:18px 22px}
.side{display:flex;flex-direction:column;gap:2px}
.side.us{text-align:right}
.side b{font-family:var(--display);font-weight:400;font-size:2.4rem;line-height:1;font-variant-numeric:tabular-nums}
.side.de b{color:var(--brass)} .side.us b{color:var(--felt)}
.vs{font-family:var(--mono);font-size:.75rem;color:var(--muted)}
.claims{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:14px}
.claim{position:relative;min-height:170px;perspective:900px;cursor:pointer;border:0;background:none;padding:0;text-align:left;font:inherit;color:inherit}
.claim .in{position:absolute;inset:0;transition:transform .5s;transform-style:preserve-3d}
.claim.open .in{transform:rotateY(180deg)}
.face{position:absolute;inset:0;backface-visibility:hidden;border-radius:8px;padding:16px;display:flex;flex-direction:column;gap:8px;border:1px solid var(--line);background:var(--card)}
.face.back{transform:rotateY(180deg)}
.face.back.de{background:var(--brass-soft);border-color:var(--brass)}
.face.back.us{background:var(--felt-soft);border-color:var(--felt)}
.face.back.tie{background:var(--wall)}
.face .q{font-family:var(--display);font-size:1.1rem}
.face .hint{margin-top:auto;font-family:var(--mono);font-size:.7rem;color:var(--muted)}
.face.back p{font-size:.86rem}
.who{font-family:var(--mono);font-size:.7rem;letter-spacing:.06em;text-transform:uppercase;padding:3px 9px;border-radius:999px;white-space:nowrap;display:inline-block;align-self:flex-start}
.who.de{background:var(--brass);color:var(--card)} .who.us{background:var(--felt);color:var(--card)} .who.tie{border:1px solid var(--muted);color:var(--muted)}
.answer{background:var(--card);border:1px solid var(--line);border-radius:8px;padding:20px 22px;display:flex;flex-direction:column;gap:10px}
.answer[hidden]{display:none}

/* gallery walls */
.wall{background:var(--wall);border-radius:6px;padding:28px 22px;display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:30px 24px;align-items:start}
.exhibit{display:flex;flex-direction:column;gap:12px;cursor:zoom-in;border:0;background:none;padding:0;text-align:left;font:inherit;color:inherit}
.exhibit .frame{padding:9px;transition:transform .25s}
.exhibit .frame .matte{padding:10px}
.exhibit:hover .frame{transform:translateY(-3px)}
.exhibit img{aspect-ratio:var(--ar,4/5);object-fit:cover;max-width:100%}
.exhibit .plaque b{font-size:.95rem}
.exhibit.wide{grid-column:span 2}
@media (max-width:560px){.exhibit.wide{grid-column:auto}}

/* lightbox */
.lightbox{position:fixed;inset:0;z-index:30;background:rgba(8,10,12,.92);display:grid;grid-template-columns:minmax(0,1fr) 360px;
  padding:max(16px,env(safe-area-inset-top,0px)) max(16px,env(safe-area-inset-right,0px)) max(16px,env(safe-area-inset-bottom,0px)) max(16px,env(safe-area-inset-left,0px));gap:20px}
.lightbox[hidden]{display:none}
.lb-img{display:grid;place-items:center;min-height:0;min-width:0;overflow:hidden;position:relative}
.lb-img img{max-width:100%;max-height:100%;object-fit:contain;transition:transform .25s;cursor:zoom-in;box-shadow:0 0 0 10px #f6f3ec}
.lb-img img.zoom{transform:scale(1.9);cursor:zoom-out}
.lb-panel{background:#1d222a;color:#e8e6e0;border-radius:8px;padding:20px;display:flex;flex-direction:column;gap:12px;overflow-y:auto;min-width:0}
.lb-panel .label{color:#9ba3ae}
.lb-panel a{color:#9fd0c0}
.lb-panel h3{font-size:1.35rem}
.lb-nav{display:flex;gap:8px;margin-top:auto;flex-wrap:wrap;align-items:center}
.lb-nav .btn{background:#e8e6e0;color:#1d222a;border-color:#e8e6e0}
.lb-nav .btn.ghost{background:transparent;color:#e8e6e0;border-color:#3a4250}
.lb-count{font-family:var(--mono);font-size:.75rem;color:#9ba3ae;margin-left:auto}
@media (max-width:760px){.lightbox{grid-template-columns:1fr;grid-template-rows:minmax(0,1fr) auto}.lb-panel{max-height:46vh}}

/* timeline scrubber */
.scrub{background:var(--card);border:1px solid var(--line);border-radius:8px;padding:20px;display:grid;grid-template-columns:minmax(0,260px) minmax(0,1fr);gap:24px;align-items:start}
.scrub .pic{background:var(--frame);padding:8px}
.scrub .pic img{width:100%;aspect-ratio:4/5;object-fit:cover;display:block;background:var(--mat)}
.scrub .detail{display:flex;flex-direction:column;gap:10px;min-width:0}
.scrub .yr{font-family:var(--display);font-size:3rem;line-height:1;color:var(--brass);font-variant-numeric:tabular-nums}
.ticks{display:flex;justify-content:space-between;gap:4px;flex-wrap:wrap}
.tick{font-family:var(--mono);font-size:.72rem;border:1px solid var(--line);background:transparent;color:var(--muted);border-radius:999px;padding:4px 9px;cursor:pointer}
.tick.on{background:var(--ink);color:var(--linen);border-color:var(--ink)}
.tick.de{border-color:var(--brass)} .tick.us{border-color:var(--felt)}
input[type=range]{width:100%;accent-color:var(--brass)}
@media (max-width:640px){.scrub{grid-template-columns:1fr}.scrub .pic{max-width:240px}}

/* button identifier */
.idgrid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:22px;align-items:start}
.buttons{display:grid;grid-template-columns:repeat(auto-fill,minmax(96px,1fr));gap:10px}
.bt{background:var(--card);border:1px solid var(--line);border-radius:8px;padding:12px 6px;display:flex;flex-direction:column;gap:6px;align-items:center;cursor:pointer;font:inherit;color:inherit}
.bt svg{width:58px;height:58px}
.bt span{font-size:.75rem}
.bt.on{border-color:var(--brass);background:var(--brass-soft)}
.idout{background:var(--card);border:1px solid var(--line);border-radius:8px;padding:18px 20px;display:flex;flex-direction:column;gap:8px;min-height:180px}
.idout .era{font-family:var(--display);font-size:1.8rem;color:var(--brass)}
@media (max-width:700px){.idgrid{grid-template-columns:1fr}}

/* tables & figures */
.tablewrap{overflow-x:auto;border:1px solid var(--line);border-radius:6px;background:var(--card)}
table{border-collapse:collapse;width:100%;min-width:620px;font-size:.88rem}
th,td{text-align:left;padding:11px 14px;border-bottom:1px solid var(--line);vertical-align:top}
th{font-family:var(--mono);font-weight:500;font-size:.7rem;letter-spacing:.1em;text-transform:uppercase;color:var(--muted)}
tr:last-child td{border-bottom:0}
td.num{font-variant-numeric:tabular-nums;white-space:nowrap}
.tier{font-family:var(--mono);font-size:.68rem;letter-spacing:.08em;text-transform:uppercase;padding:3px 9px;border-radius:999px;border:1px solid currentColor;white-space:nowrap;align-self:flex-start}
.t1{color:var(--brass)} .t2{color:var(--felt)} .t3{color:var(--muted)}
.two{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}
.card{background:var(--card);border:1px solid var(--line);border-radius:6px;padding:18px 20px;display:flex;flex-direction:column;gap:8px}
.figs{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:1px;background:var(--line);border:1px solid var(--line);border-radius:6px;overflow:hidden}
.fig{background:var(--card);padding:14px 16px;display:flex;flex-direction:column;gap:2px}
.fig b{font-family:var(--display);font-weight:400;font-size:1.5rem;font-variant-numeric:tabular-nums}
.fig span{font-size:.8rem;color:var(--muted)}

/* register */
.reg-bar{display:flex;flex-wrap:wrap;gap:12px;align-items:center;justify-content:space-between}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:18px}
.bear{background:var(--card);border:1px solid var(--line);border-radius:6px;overflow:hidden;display:flex;flex-direction:column;min-width:0}
.photo{position:relative;aspect-ratio:4/5;max-width:100%;background:var(--brass-soft);display:grid;place-items:center;overflow:hidden}
.photo img{width:100%;height:100%;object-fit:cover}
.photo .count{position:absolute;right:10px;bottom:10px;font-family:var(--mono);font-size:.7rem;background:var(--card);color:var(--ink);padding:3px 8px;border-radius:999px}
.photo button.nav{position:absolute;inset:0;width:100%;background:transparent;border:0;cursor:pointer}
.bear-body{padding:14px 16px 16px;display:flex;flex-direction:column;gap:8px}
dl{display:grid;grid-template-columns:auto 1fr;gap:3px 12px;margin:0;font-size:.85rem}
dt{color:var(--muted)} dd{margin:0;font-variant-numeric:tabular-nums;min-width:0;overflow-wrap:anywhere}
.notes{font-size:.85rem;color:var(--muted)}
.card-actions{display:flex;gap:8px;flex-wrap:wrap;padding:0 16px 16px}
.card-actions .btn{padding:6px 12px;font-size:.8rem}
.empty{border:1.5px dashed var(--line);border-radius:6px;padding:30px 24px;display:flex;flex-direction:column;gap:10px;align-items:flex-start;background:var(--card)}
.notice{font-size:.88rem;color:var(--muted)}
form{background:var(--card);border:1px solid var(--line);border-radius:6px;padding:22px;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px 18px}
.field{display:flex;flex-direction:column;gap:5px;min-width:0}
.field.full{grid-column:1/-1}
label{font-size:.8rem;font-weight:600}
input,select,textarea{font:inherit;color:var(--ink);background:var(--linen);border:1px solid var(--line);border-radius:4px;padding:9px 10px;width:100%}
textarea{min-height:80px;resize:vertical}
.drop{border:1.5px dashed var(--brass);border-radius:6px;padding:18px;text-align:center;color:var(--muted);cursor:pointer;background:var(--linen)}
.drop.over{background:var(--brass-soft)}
.previews{display:flex;flex-wrap:wrap;gap:8px}
.previews img{width:64px;height:64px;object-fit:cover;border-radius:4px}
.form-actions{grid-column:1/-1;display:flex;gap:10px;flex-wrap:wrap;align-items:center}
.status{font-size:.85rem;color:var(--muted)}
.status.err{color:var(--danger)}
.overlay{position:fixed;inset:0;background:rgba(10,12,16,.55);display:grid;place-items:center;padding:20px;z-index:40}
.overlay[hidden]{display:none}
.dialog{background:var(--card);color:var(--ink);border-radius:8px;padding:22px;max-width:380px;display:flex;flex-direction:column;gap:14px}

/* ===== register v2 ===== */
input,select,textarea{font-size:16px}
.reg{background:var(--frame);color:#efe9dd;border-radius:10px;padding:28px 24px;display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,1fr);gap:28px;align-items:center;position:relative;overflow:hidden}
.reg::after{content:"";position:absolute;right:-60px;top:-60px;width:220px;height:220px;border-radius:50%;border:2px dashed rgba(216,169,78,.35)}
.reg h2{color:#f6f1e6}
.reg p{color:#cfc6b6}
.reg .label{color:#d8a94e}
.reg-steps{list-style:none;margin:6px 0 0;padding:0;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px;counter-reset:st}
.reg-steps li{counter-increment:st;border-top:1px solid rgba(216,169,78,.4);padding-top:8px;font-size:.84rem;color:#e8e0cf}
.reg-steps li::before{content:counter(st);display:block;font-family:var(--display);font-size:1.4rem;color:#d8a94e}
.reg-cta{display:flex;flex-direction:column;gap:12px;align-items:stretch;position:relative;z-index:1}
.btn.brass{background:#d8a94e;border-color:#d8a94e;color:#1d1a14;font-size:1rem;padding:14px 22px;text-align:center}
.btn.light{background:transparent;border-color:rgba(239,233,221,.4);color:#efe9dd;text-align:center}
.reg-count{font-family:var(--mono);font-size:.75rem;color:#cfc6b6;text-align:center}
.certs{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:18px}
.cert{background:var(--card);border:1px solid var(--line);border-radius:8px;overflow:hidden;display:flex;flex-direction:column;min-width:0;cursor:pointer;text-align:left;font:inherit;color:inherit;padding:0}
.cert .photo{aspect-ratio:1/1}
.cert-body{padding:14px 16px 16px;display:flex;flex-direction:column;gap:6px;position:relative}
.regno{font-family:var(--mono);font-size:.74rem;letter-spacing:.08em;color:var(--brass)}
.seal{position:absolute;right:14px;top:-26px;width:52px;height:52px;border-radius:50%;background:radial-gradient(circle at 35% 30%,#f3dfa8,#a87a24 72%);display:grid;place-items:center;font-family:var(--mono);font-size:.5rem;letter-spacing:.08em;color:#2a2010;text-align:center;line-height:1.2;box-shadow:0 4px 10px -4px rgba(0,0,0,.5)}
.conf{height:6px;border-radius:3px;background:var(--line);overflow:hidden}
.conf i{display:block;height:100%;background:var(--felt)}
.fab{position:fixed;right:max(16px,env(safe-area-inset-right,0px));bottom:calc(16px + env(safe-area-inset-bottom,0px));z-index:25;background:#d8a94e;color:#1d1a14;border:0;border-radius:999px;padding:14px 20px;font:600 .95rem var(--body);box-shadow:0 10px 24px -8px rgba(0,0,0,.5);cursor:pointer;display:flex;gap:8px;align-items:center}
.fab[hidden]{display:none}
/* sheet */
.sheet{position:fixed;inset:0;z-index:35;background:rgba(8,10,12,.6);display:flex;justify-content:center;align-items:flex-end}
.sheet[hidden]{display:none}
.sheet-in{background:var(--linen);color:var(--ink);width:100%;max-width:760px;max-height:92vh;max-height:92dvh;overflow-y:auto;border-radius:14px 14px 0 0;
  padding:18px max(18px,env(safe-area-inset-right,0px)) calc(24px + env(safe-area-inset-bottom,0px)) max(18px,env(safe-area-inset-left,0px));display:flex;flex-direction:column;gap:18px}
@media (min-width:800px){.sheet{align-items:center}.sheet-in{border-radius:14px;max-height:88vh}}
.sheet-top{display:flex;justify-content:space-between;align-items:center;gap:10px;position:sticky;top:-18px;background:var(--linen);padding:4px 0 8px;z-index:2}
.stepper{display:flex;gap:6px}
.stepper span{width:28px;height:4px;border-radius:2px;background:var(--line)}
.stepper span.on{background:var(--brass)}
.x{border:1px solid var(--line);background:var(--card);color:var(--ink);border-radius:999px;width:38px;height:38px;font-size:1.1rem;cursor:pointer}
.shots{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:8px}
.shot{aspect-ratio:1/1;border:1.5px dashed var(--line);border-radius:8px;display:grid;place-items:center;text-align:center;font-size:.7rem;color:var(--muted);overflow:hidden;position:relative;background:var(--card)}
.shot img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.shot.done{border-style:solid;border-color:var(--brass)}
.pickrow{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.pickrow label.btn{display:flex;justify-content:center;align-items:center;gap:6px;cursor:pointer}
.thumbs{display:flex;gap:8px;overflow-x:auto;padding-bottom:4px}
.thumbs figure{margin:0;position:relative;flex:none}
.thumbs img{width:76px;height:76px;object-fit:cover;border-radius:6px;display:block}
.thumbs button{position:absolute;top:-6px;right:-6px;width:24px;height:24px;border-radius:50%;border:0;background:var(--ink);color:var(--linen);cursor:pointer;font-size:.8rem}
.aibox{background:var(--card);border:1px solid var(--line);border-radius:10px;padding:16px;display:flex;flex-direction:column;gap:10px}
.aibox.working{border-color:var(--brass)}
.pulse{display:inline-block;width:10px;height:10px;border-radius:50%;background:var(--brass);animation:pl 1.2s infinite}
@keyframes pl{0%,100%{opacity:.25}50%{opacity:1}}
.kv{display:grid;grid-template-columns:auto minmax(0,1fr);gap:4px 14px;font-size:.88rem}
.kv dt{color:var(--muted)} .kv dd{margin:0}
.chips{display:flex;flex-wrap:wrap;gap:6px}
.chip{font-size:.78rem;background:var(--wall);border-radius:999px;padding:4px 10px}
.chip.warn{background:var(--brass-soft)}
.certificate{background:var(--mat);color:#1d2430;border:2px solid #a87a24;border-radius:6px;padding:22px 20px;display:flex;flex-direction:column;gap:12px;position:relative;box-shadow:inset 0 0 0 6px var(--mat),inset 0 0 0 7px #a87a24}
.certificate h3{font-size:1.6rem;color:#1d2430}
.certificate .label{color:#6b5a3a}
.certificate .kv dt{color:#6b5a3a}
.certificate .seal{position:static;width:74px;height:74px;font-size:.6rem;align-self:flex-end;margin-top:-40px}
.photosrow{display:flex;gap:8px;overflow-x:auto;scroll-snap-type:x mandatory}
.photosrow img{height:220px;border-radius:6px;scroll-snap-align:start;flex:none;max-width:85%;object-fit:cover}
@media (max-width:760px){
  .reg{grid-template-columns:1fr;padding:22px 18px}
  .reg-steps{grid-template-columns:1fr 1fr 1fr}
  .shots{grid-template-columns:repeat(3,minmax(0,1fr))}
  .wall{padding:20px 14px;gap:22px 14px;grid-template-columns:repeat(auto-fill,minmax(150px,1fr))}
  .exhibit.wide{grid-column:1/-1}
  .claims{grid-template-columns:1fr}
  .claim{min-height:150px}
}

/* sources */
ol.sources{margin:0;padding-left:22px;display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:6px 28px;font-size:.88rem}
ol.sources li{padding:6px 0;border-bottom:1px solid var(--line)}
ol.sources li span{display:block;font-size:.76rem;color:var(--muted)}
ol.sources li:target{background:var(--brass-soft)}

@media (max-width:760px){
  .hero{grid-template-columns:1fr;gap:26px}
  form,.two{grid-template-columns:1fr}
  .scoreboard{padding:14px}
  .side b{font-size:1.9rem}
}

/* ===== accessibility: larger type, bigger targets ===== */
html{font-size:112.5%;-webkit-text-size-adjust:100%}
html.ts2{font-size:125%} html.ts3{font-size:140%}
body{font-size:1rem;line-height:1.65}
.label{font-size:.8rem;letter-spacing:.06em}
.src,.notice,.reg-count{font-size:.9rem}
.plaque span,.face .hint,.lb-count,.regno,.tick,.who,.tier{font-size:.8rem}
.btn,.tick,.bt,.x,nav.rooms a,.lb-nav .btn{min-height:48px}
.btn{padding:12px 20px;font-size:1rem}
.x{width:48px;height:48px}
.tick{padding:8px 14px}
nav.rooms{display:flex;align-items:center;gap:8px}
nav.rooms ol{flex:1;min-width:0;font-size:.9rem}
nav.rooms a{display:flex;align-items:center;padding:6px 12px}
.tsize{flex:none;display:flex;align-items:center;gap:6px;border:1px solid var(--line);background:var(--card);color:var(--ink);border-radius:999px;padding:0 14px;min-height:44px;font:600 .9rem var(--body);cursor:pointer}
.tsize b{font-family:var(--display);font-weight:400;font-size:1.15rem}
.skip{position:absolute;left:-9999px;top:8px;z-index:50;background:var(--ink);color:var(--linen);padding:12px 18px;border-radius:8px}
.skip:focus{left:max(16px,env(safe-area-inset-left,0px))}
.lb-panel{font-size:1rem}
.lb-panel p{font-size:1rem}
.lb-nav .btn{flex:1 1 auto}
.speak{display:inline-flex;align-items:center;gap:8px}
.speak[aria-pressed="true"]{background:#d8a94e;border-color:#d8a94e;color:#1d1a14}
.face .q{font-size:1.15rem}
.face.back p{font-size:.95rem}
.claim{min-height:210px}
.kv{font-size:.95rem}
.chip{font-size:.85rem;padding:6px 12px}
.plaque b{font-size:1.02rem}
html.ts2 .claim,html.ts3 .claim{min-height:auto}
html.ts2 .claim .in,html.ts3 .claim .in{position:static;transform:none!important}
html.ts2 .claim .face,html.ts3 .claim .face{position:static;backface-visibility:visible;transform:none}
html.ts2 .claim:not(.open) .face.back,html.ts3 .claim:not(.open) .face.back{display:none}
html.ts2 .claim.open .face:not(.back),html.ts3 .claim.open .face:not(.back){display:none}
@media (max-width:760px){.lb-nav .btn{padding:12px 14px}.lightbox{grid-template-rows:minmax(0,1fr) auto}.lb-panel{max-height:55vh}}

/* ===== Teddy & homely ===== */
.wrap{gap:88px}
.sponsor{display:inline-flex;align-items:center;gap:10px;background:var(--card);border:1px solid var(--line);border-radius:999px;padding:6px 16px 6px 6px;text-decoration:none;color:var(--ink);align-self:flex-start;font-size:.9rem}
.sponsor img{width:40px;height:40px;border-radius:50%;object-fit:cover}
.sponsor b{font-family:var(--display);font-weight:400}
.teddy{background:var(--plum);color:#fbefe6;border-radius:18px;padding:clamp(22px,4vw,48px);display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr);gap:clamp(22px,4vw,48px);align-items:center;position:relative;overflow:hidden}
.teddy::before{content:"";position:absolute;inset:auto -80px -120px auto;width:360px;height:360px;border-radius:50%;background:radial-gradient(circle,rgba(217,164,65,.35),transparent 70%)}
.teddy h2{color:#fff6ea;font-size:clamp(2rem,6vw,3.4rem)}
.teddy p{color:#f3dfd3}
.teddy .label{color:#f0c46b}
.teddy-photo{position:relative;z-index:1}
.teddy-photo .frame{transform:rotate(-2deg);background:#2a1a12}
.teddy-photo .frame .matte{background:#fbf6ec;padding:12px 12px 40px}
.teddy-photo .caption{position:absolute;left:0;right:0;bottom:22px;text-align:center;font-family:var(--display);color:#3b2a20;font-size:1.05rem;transform:rotate(-2deg)}
.teddy-text{display:flex;flex-direction:column;gap:16px;position:relative;z-index:1;min-width:0}
.teddy-facts{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:1px;background:rgba(255,255,255,.18);border-radius:10px;overflow:hidden}
.teddy-facts div{background:rgba(0,0,0,.18);padding:12px 14px;display:flex;flex-direction:column;gap:2px}
.teddy-facts span{font-family:var(--mono);font-size:.75rem;letter-spacing:.06em;text-transform:uppercase;color:#f0c46b}
.teddy-facts b{font-weight:500;font-size:1rem;color:#fff6ea}
.teddy .btn{background:#f0c46b;border-color:#f0c46b;color:#2b1a10}
.teddy .btn.ghost{background:transparent;color:#fff6ea;border-color:rgba(255,246,234,.45)}
.album{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}
.album .exhibit .frame .matte{padding:8px 8px 28px}
.album .exhibit:nth-child(odd) .frame{transform:rotate(-1.5deg)}
.album .exhibit:nth-child(even) .frame{transform:rotate(1.2deg)}
.album .exhibit img{aspect-ratio:3/4}
.album .plaque{background:transparent;border:0;padding:0 4px;text-align:center}
.album .plaque b{font-size:1rem}
footer.home{border-top:1px solid var(--line);padding-top:28px;display:flex;flex-wrap:wrap;gap:16px;align-items:center;justify-content:space-between}
footer.home .sponsor{background:var(--wall)}
@media (max-width:860px){.teddy{grid-template-columns:1fr}.teddy-photo{max-width:420px;margin:0 auto}.album{grid-template-columns:repeat(2,minmax(0,1fr))}}

/* Frontend hardening and public-page refinements */
:root[data-theme="light"]{color-scheme:light}
body.modal-open{overflow:hidden}
.nav-tools{flex:none;display:flex;gap:6px;align-items:center}
.no-rule{border:0;padding-top:0}
.reg-copy{display:flex;flex-direction:column;gap:12px;min-width:0;position:relative;z-index:1}
.sheet-top-actions{display:flex;gap:12px;align-items:center}
.flow{display:flex;flex-direction:column;gap:14px}
.trust-note,.manufacturer-note{font-size:.84rem;color:var(--muted);border-left:3px solid var(--brass);padding-left:12px}
.manufacturer-note{border-color:var(--line)}
.register-tools{display:flex;gap:10px;align-items:center;flex-wrap:wrap}.search-field{font-size:.85rem}.register-tools input{max-width:360px}.small{min-height:42px;padding:8px 14px;font-size:.9rem}
.check{display:flex;align-items:flex-start;gap:9px;font-weight:400;line-height:1.5}.check input{width:20px;height:20px;flex:none;margin-top:3px;accent-color:var(--brass)}
.honeypot{position:absolute!important;width:1px!important;height:1px!important;padding:0!important;margin:-1px!important;overflow:hidden!important;clip:rect(0,0,0,0)!important;white-space:nowrap!important;border:0!important}
.status:empty{display:none}.status.ok{color:var(--brass)}
.exhibit img,.album .exhibit img{aspect-ratio:auto;height:auto;object-fit:contain}.wall .exhibit .frame .matte{display:flex;justify-content:center;background:var(--mat)}
.photo img,.photosrow img{object-fit:contain;background:var(--mat)}.scrub .pic img{object-fit:contain;height:auto;aspect-ratio:auto}.thumbs img,.previews img{object-fit:cover}
.cert{cursor:default}.cert:focus-within{outline:2px solid var(--brass);outline-offset:2px}.cert .photo{cursor:default}.cert-links{display:flex;gap:8px;flex-wrap:wrap;margin-top:4px}.cert-links .btn{min-height:40px;padding:7px 12px;font-size:.83rem}
.empty{min-height:130px}.empty[hidden]{display:none!important}
@media(max-width:760px){nav.rooms{align-items:flex-start}.nav-tools{padding-top:5px;flex-direction:column}.tsize{min-height:39px;padding:0 10px;font-size:.78rem}.tsize b{display:none}.register-tools input{width:100%;max-width:none}.register-tools{align-items:stretch}.search-field{width:100%}}
@media print{nav,.fab,.sheet,.lightbox,.register-tools,.hero-cta{display:none!important}body{padding:0;background:#fff;color:#111}.wrap{max-width:none;gap:24px}.frame{box-shadow:none}.teddy{background:#fff;color:#111;border:1px solid #aaa}.teddy h2,.teddy p{color:#111}.wall{background:#fff}.exhibit{break-inside:avoid}}

/* Small standalone museum pages */
.simple-page{padding:clamp(24px,6vw,64px) 16px}.page-shell{max-width:760px;margin:0 auto;display:flex;flex-direction:column;gap:20px}.page-card{background:var(--card);border:1px solid var(--line);border-radius:10px;padding:clamp(20px,4vw,36px);display:flex;flex-direction:column;gap:16px}.page-card h1{font-size:clamp(2rem,6vw,3rem)}.page-card h2{font-size:1.45rem;margin-top:10px}.page-card p,.page-card li{color:var(--muted)}.page-card ul{margin:0;padding-left:1.25em;display:flex;flex-direction:column;gap:8px}.page-nav{display:flex;gap:10px;flex-wrap:wrap;align-items:center}.form-stack{display:flex;flex-direction:column;gap:14px}.form-stack .field{gap:6px}.form-stack textarea{min-height:150px}.notice-box{background:var(--brass-soft);border-left:3px solid var(--brass);padding:12px 14px;font-size:.9rem}.error-code{font-family:var(--mono);font-size:.8rem;letter-spacing:.1em;color:var(--brass)}

/* Owner desk is intentionally noindex and only populated after cookie-backed auth succeeds. */
.admin-page{padding:24px 16px 56px}.admin-shell{max-width:1180px;margin:0 auto;display:flex;flex-direction:column;gap:20px}.admin-header{display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap;border-bottom:1px solid var(--line);padding-bottom:16px}.admin-header h1{font-size:clamp(2rem,5vw,3rem)}.admin-controls{display:flex;gap:10px;flex-wrap:wrap;align-items:center}.admin-layout{display:grid;grid-template-columns:minmax(260px,.85fr) minmax(0,1.5fr);gap:20px;align-items:start}.admin-list{background:var(--card);border:1px solid var(--line);border-radius:8px;padding:10px;display:flex;flex-direction:column;gap:8px;max-height:70vh;overflow:auto}.admin-bear{display:flex;flex-direction:column;gap:2px;text-align:left;background:transparent;color:var(--ink);border:1px solid transparent;border-radius:6px;padding:12px;cursor:pointer;font:inherit}.admin-bear:hover,.admin-bear.selected{background:var(--brass-soft);border-color:var(--brass)}.admin-bear small{color:var(--muted)}.admin-detail{background:var(--card);border:1px solid var(--line);border-radius:8px;padding:20px;display:flex;flex-direction:column;gap:16px}.admin-detail[hidden]{display:none!important}.admin-actions{display:flex;flex-wrap:wrap;gap:8px}.admin-form{padding:0;border:0;background:none;grid-template-columns:repeat(2,minmax(0,1fr))}.admin-form .form-actions{padding-top:4px}.login-panel{max-width:520px;margin:10vh auto 0}.login-panel[hidden]{display:none!important}.admin-status{min-height:1.6em;color:var(--muted)}.admin-status.err{color:var(--danger)}.admin-status.ok{color:var(--brass)}
@media(max-width:760px){.admin-layout{grid-template-columns:1fr}.admin-list{max-height:35vh}.admin-form{grid-template-columns:1fr}}

/* Research navigation with accessible display controls and touch targets. */
nav.rooms{display:flex;align-items:center;justify-content:space-between;gap:16px;padding-block:8px}
nav.rooms #roomnav{min-width:0;flex:1;flex-wrap:wrap;overflow:visible;white-space:normal;padding:0;font-size:.9rem}
nav.rooms #roomnav a{min-height:44px;display:flex;align-items:center;padding:8px 12px}
nav.rooms .nav-tools{flex-direction:row;flex-wrap:wrap;gap:10px;padding:0}
.nav-add{min-height:44px;white-space:nowrap}
.display-settings{position:relative}
.display-settings summary{min-height:44px;display:flex;align-items:center;gap:8px;padding:8px 12px;border:1px solid var(--line);border-radius:999px;cursor:pointer;font-size:.86rem;font-weight:600;list-style:none}
.display-settings summary::-webkit-details-marker{display:none}
.display-settings summary::after{content:"▾";font-size:.8rem}
.display-settings[open] summary::after{content:"▴"}
.display-options{position:absolute;right:0;top:calc(100% + 8px);width:190px;background:var(--card);border:1px solid var(--line);border-radius:12px;padding:12px;box-shadow:0 12px 26px rgba(0,0,0,.12);display:flex;flex-direction:column;gap:8px}
.display-options .tsize{min-height:44px;width:100%;justify-content:center}
summary:focus-visible{outline:2px solid var(--brass);outline-offset:3px}
main.wrap > header[id],main.wrap > section[id]{scroll-margin-top:calc(var(--nav-height,100px) + 18px)}
.hero-cta .text-link{display:inline-flex;align-items:center;min-height:44px;padding:8px 4px;font-size:.9rem}
.museum-map{background:var(--card);border:1px solid var(--line);border-radius:10px;padding:8px 16px}
.museum-map summary,.bear-details summary{min-height:44px;cursor:pointer;font-weight:600;padding:10px 0}
.museum-map ol{list-style:none;padding:0;margin:10px 0;display:flex;flex-wrap:wrap;gap:8px 14px}
.museum-map a{display:inline-flex;align-items:center;min-height:44px;padding:8px 10px;border:1px solid var(--line);border-radius:8px;text-decoration:none}
.bear-details{display:block;border:1px solid var(--line);border-radius:8px;padding:4px 14px;background:var(--linen)}
.bear-details .detail-fields{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px 18px;padding-block:14px 8px}
.cert .notes{white-space:pre-wrap;overflow-wrap:anywhere}
.reg-count{font-family:var(--body);font-size:.85rem}
@media(max-width:760px){
  nav.rooms{flex-direction:column;align-items:stretch;gap:6px}
  nav.rooms #roomnav{justify-content:center;gap:0;font-size:.83rem}
  nav.rooms #roomnav a{padding:8px 10px}
  nav.rooms .nav-tools{justify-content:space-between;width:100%}
  .nav-add{flex:1;text-align:center}
  .display-options .tsize b{display:inline}
  .hero{padding-top:24px}
  .bear-details .detail-fields{grid-template-columns:1fr}
}
@media print{.museum-map,.display-settings{display:none!important}}
/* Keep bibliography cards within even narrow phone screens. */
ol.sources{grid-template-columns:repeat(auto-fill,minmax(min(100%,280px),1fr))}
ol.sources li{min-width:0;overflow-wrap:anywhere}

@media(max-width:760px){
  nav.rooms #roomnav{display:grid;grid-template-columns:repeat(3,minmax(0,1fr))}
  nav.rooms #roomnav a{justify-content:center;text-align:center;padding:8px 6px}
  nav.rooms .nav-tools .nav-add{flex:1 1 0;min-width:0;padding:10px 12px;font-size:.85rem}
}