:root{--bg: #101418;--panel: #1b2129;--line: #2c3640;--ink: #eef3f7;--dim: #93a4b3;--accent: #4ad9b8;--cell: #222b34;--cell2: #2a3642;--sel: #f0a23c;--found: #4ad9b8}*{box-sizing:border-box}html,body{margin:0;height:100%}body{background:radial-gradient(900px 560px at 50% -8%,#19222b,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;touch-action:none}#app{width:100%;max-width:560px;padding:12px 12px 26px}header{text-align:center;margin-bottom:6px}h1{margin:0;font-size:28px;letter-spacing:5px;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:#06241d}.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)}.btn.accent{background:var(--accent);color:#06241d;border-color:var(--accent)}.scoreboard{display:flex;gap:10px;justify-content:center;margin:8px 0}.readout{background:#0c1116;border:1px solid var(--line);border-radius:8px;padding:5px 14px;font:800 18px ui-monospace,monospace;color:var(--accent);min-width:92px;text-align:center}.readout span{color:var(--dim);font-size:11px;display:block;font-weight:600;letter-spacing:.5px}.theme{text-align:center;color:var(--dim);font-size:13px;margin:4px 0 8px;font-weight:600}.stage{position:relative;display:flex;justify-content:center}.grid{display:grid;gap:3px;background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:8px;width:min(94vw,480px);aspect-ratio:1}.cell{display:flex;align-items:center;justify-content:center;border-radius:5px;font-weight:800;background:var(--cell);color:var(--ink);cursor:pointer;line-height:1;transition:background .08s,color .08s;touch-action:none}.cell:hover{background:var(--cell2)}.cell.sel{background:var(--sel);color:#2a1c06}.cell.found{background:var(--found);color:#06241d}.cell.found.sel{background:var(--sel);color:#2a1c06}.overlay{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;background:#080c10bd;border-radius:12px;backdrop-filter:blur(3px)}.overlay.hidden{display:none}.card{background:var(--panel);border:1px solid var(--line);border-radius:16px;padding:22px 26px;text-align:center;max-width:320px}.card h2{margin:0 0 6px;font-size:24px;color:var(--accent)}.card p{margin:6px 0;color:var(--dim);font-size:14px}.card .row{display:flex;gap:8px;justify-content:center;margin-top:14px}.wordlist{list-style:none;padding:0;margin:14px auto 0;display:flex;flex-wrap:wrap;gap:6px 10px;justify-content:center;max-width:480px}.wordlist li{background:var(--panel);border:1px solid var(--line);border-radius:6px;padding:4px 10px;font:700 13px ui-monospace,monospace;letter-spacing:1px;color:var(--ink)}.wordlist li.done{color:var(--dim);text-decoration:line-through;opacity:.6;border-color:var(--found)}.hint{text-align:center;color:var(--dim);font-size:12px;margin-top:10px}