:root{--bg: #14101a;--panel: #221a2b;--line: #382b44;--ink: #f3eef7;--dim: #b39cc0;--accent: #b05f8a;--closed: #2a2133;--good: #4ec98a;--bad: #d8556a}*{box-sizing:border-box}html,body{margin:0;height:100%}body{background:radial-gradient(900px 560px at 50% -8%,#241a30,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:560px;padding:12px 12px 26px;position:relative}header{text-align:center;margin-bottom:6px}h1{margin:0;font-size:28px;letter-spacing:6px;font-weight:800;color:var(--accent)}.sub{margin:3px 0 0;color:var(--dim);font-size:13px}.bar{display:flex;gap:8px;justify-content:center;flex-wrap:wrap;align-items:center;margin:10px 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:#1a0d14}.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.primary{background:var(--accent);color:#1a0d14;border-color:var(--accent)}.scoreboard{display:flex;gap:10px;justify-content:center;margin:8px 0;flex-wrap:wrap}.readout{background:#0d0a12;border:1px solid var(--line);border-radius:8px;padding:5px 16px;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}.prompt{text-align:center;min-height:22px;margin:10px 0 6px;font:600 15px system-ui;color:var(--ink)}.doors{display:grid;gap:8px;margin:6px auto;max-width:520px}.doors.tiny{gap:5px}.doors.micro{gap:3px}.door{position:relative;aspect-ratio:3/4;border:1px solid var(--line);background:var(--closed);border-radius:8px;cursor:default;display:flex;align-items:center;justify-content:center;color:var(--ink);overflow:hidden;transition:transform .08s ease,box-shadow .12s ease}.door .face{font-size:clamp(16px,6vw,34px);line-height:1}.doors.tiny .door .face{font-size:clamp(11px,3.4vw,18px)}.doors.micro .door .face{font-size:clamp(7px,2.2vw,12px)}.door .num{position:absolute;bottom:2px;right:4px;font-size:10px;color:var(--dim);font-weight:700}.doors.micro .door .num{display:none}.door.selectable{cursor:pointer}.door.selectable:hover{transform:translateY(-2px);box-shadow:0 4px 12px #b05f8a59;border-color:var(--accent)}.door.opened{background:#1a141f;opacity:.65}.door.pick,.door.ismine{box-shadow:inset 0 0 0 2px var(--accent);border-color:var(--accent)}.door.target{box-shadow:inset 0 0 0 2px #6fb6ff;border-color:#6fb6ff}.door.prize{background:#1f3322;box-shadow:inset 0 0 0 2px var(--good)}.actions{display:flex;gap:10px;justify-content:center;margin:12px 0 4px;flex-wrap:wrap}.bigbtn{flex:1 1 0;min-width:130px;max-width:230px;border:1px solid var(--line);border-radius:12px;padding:12px 10px;font:800 18px system-ui;cursor:pointer;color:var(--ink);background:var(--panel);display:flex;flex-direction:column;align-items:center;gap:2px}.bigbtn small{font:600 11px system-ui;color:var(--dim)}.bigbtn.switch{background:linear-gradient(180deg,#3a2440,#2a1a30);border-color:var(--accent)}.bigbtn.switch:hover{box-shadow:0 0 0 2px var(--accent)}.bigbtn.stay:hover{box-shadow:0 0 0 2px var(--dim)}.bigbtn.next{background:var(--accent);color:#1a0d14;border-color:var(--accent);max-width:320px}.bigbtn.over{opacity:.6;cursor:not-allowed}.bigbtn[disabled]{cursor:not-allowed;opacity:.6}.ledger{background:#0d0a12;border:1px solid var(--line);border-radius:12px;padding:10px 12px;margin:14px auto 0;max-width:460px}.ledtitle{text-align:center;font:700 11px system-ui;letter-spacing:1px;color:var(--dim);margin-bottom:8px}.ledrow{display:flex;gap:10px}.ledcell{flex:1;text-align:center;background:var(--panel);border:1px solid var(--line);border-radius:8px;padding:8px 6px}.ledcell.sw{border-color:var(--accent)}.lk{font:700 11px system-ui;letter-spacing:1px;color:var(--dim)}.lv{font:800 20px ui-monospace,monospace;color:var(--accent);margin:2px 0}.ledcell.st .lv{color:var(--dim)}.lt{font:600 10px system-ui;color:#7c6a89}.hint{text-align:center;color:var(--dim);font-size:12px;margin-top:14px;line-height:1.5}.overlay{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;background:#0c0810d1;border-radius:12px;backdrop-filter:blur(3px);z-index:5}.overlay.hidden{display:none}.card{background:var(--panel);border:1px solid var(--line);border-radius:16px;padding:22px 26px;text-align:center;max-width:340px}.card h2{margin:0 0 6px;font-size:24px;color:var(--accent)}.card p{margin:6px 0;color:var(--dim);font-size:14px}.card .led-final{font:700 13px ui-monospace,monospace;color:var(--ink)}.card .row{display:flex;gap:8px;justify-content:center;margin-top:14px}