:root{--bg: #14100e;--panel: #241c18;--line: #3a2e26;--ink: #f3ece4;--dim: #b8a899;--accent: #c0533a;--ok: #62d98a;--bad: #e0654a;--gold: #d9b15a}*{box-sizing:border-box}html,body{margin:0;height:100%}body{background:radial-gradient(900px 560px at 50% -8%,#211712,var(--bg));color:var(--ink);font-family:system-ui,-apple-system,Segoe UI,sans-serif;display:flex;justify-content:center;-webkit-user-select:none;user-select:none}#app{width:100%;max-width:720px;padding:12px 12px 26px}header{text-align:center;margin-bottom:6px}h1{margin:0;font-size:26px;letter-spacing:3px;font-weight:800;color:var(--accent)}.sub{margin:2px 0 0;color:var(--dim);font-size:13px}.bar{display:flex;gap:8px;justify-content:center;flex-wrap:wrap;align-items:center;margin:9px 0}.seg{display:inline-flex;background:var(--panel);border:1px solid var(--line);border-radius:999px;overflow:hidden}.seg button{background:none;border:none;color:var(--dim);padding:6px 13px;font:600 13px system-ui;cursor:pointer}.seg button.active{background:var(--accent);color:#2a0f08}.btn{background:var(--panel);border:1px solid var(--line);color:var(--ink);padding:7px 14px;border-radius:999px;font:700 13px system-ui;cursor:pointer}.btn:hover{border-color:var(--accent)}.status{text-align:center;min-height:20px;margin:6px 0;color:var(--dim);font-size:13px;font-weight:600}.prompt{text-align:center;margin:4px 0 10px;color:var(--ink);font-size:15px;font-weight:600}.prompt .era{color:var(--gold)}.gallery{display:grid;grid-template-columns:1fr 1fr;gap:14px}@media(max-width:520px){.gallery{grid-template-columns:1fr}}.work{background:var(--panel);border:2px solid var(--line);border-radius:12px;padding:10px;cursor:pointer;transition:border-color .12s,transform .12s}.work:hover{border-color:var(--accent);transform:translateY(-2px)}.work.locked{cursor:default}.work.locked:hover{transform:none}.work.genuine{border-color:var(--ok)}.work.forgery{border-color:var(--bad)}.work canvas{width:100%;height:auto;display:block;border-radius:6px;background:#0e0a08;box-shadow:0 8px 22px #00000080}.work .tag{display:block;text-align:center;margin:8px 0 2px;font-weight:800;font-size:14px;letter-spacing:1px}.work .tag.genuine{color:var(--ok)}.work .tag.forgery{color:var(--bad)}.work .lot{text-align:center;color:var(--dim);font-size:12px}.work .attrs{margin:8px 0 0;padding:0;list-style:none;font-size:12px}.work .attrs li{display:flex;justify-content:space-between;gap:6px;padding:2px 4px;border-radius:4px;color:var(--dim)}.work .attrs li.tell{background:#e0654a2e;color:#ffb9a8;font-weight:700}.work .attrs li .yr{opacity:.7;font-variant-numeric:tabular-nums}.verdict{text-align:center;min-height:22px;margin:12px 0 4px;font-size:15px;font-weight:700}.verdict.right{color:var(--ok)}.verdict.wrong{color:var(--bad)}.tells{text-align:center;color:var(--dim);font-size:13px;margin:4px 0 0;line-height:1.5}.tells b{color:#ffb9a8}.next{text-align:center;margin:14px 0 0}.hint{text-align:center;color:var(--dim);font-size:12px;margin-top:14px}