:root{--bg: #140e16;--panel: #221a26;--line: #382a3e;--ink: #f3eef6;--dim: #b39ec0;--accent: #b05fa0;--good: #4ec98a;--bad: #d9596a;--slot: #2a2030;--slot2: #342638}*{box-sizing:border-box}html,body{margin:0;height:100%}body{background:radial-gradient(900px 560px at 50% -8%,#221629,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:600px;padding:12px 12px 30px}header{text-align:center;margin-bottom:6px}h1{margin:0;font-size:26px;letter-spacing:3px;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:#1a0716}.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:#1a0716;border-color:var(--accent)}.scoreboard{display:flex;gap:10px;justify-content:center;margin:8px 0;flex-wrap:wrap}.readout{background:#160e19;border:1px solid var(--line);border-radius:8px;padding:5px 14px;font:800 18px ui-monospace,monospace;color:var(--accent);min-width:78px;text-align:center}.readout span{color:var(--dim);font-size:11px;display:block;font-weight:600;letter-spacing:.5px}.stage{position:relative}.rows{display:flex;flex-direction:column;gap:8px;margin-top:8px}.idiom-row{background:var(--panel);border:1px solid var(--line);border-radius:10px;padding:10px 12px}.idiom-row.solved{border-color:var(--good)}.idiom-head{display:flex;align-items:baseline;justify-content:space-between;gap:8px}.idiom-phrase{font-weight:800;font-size:16px;color:var(--ink)}.idiom-phrase.sel{color:var(--accent)}.idiom-tag{font-size:11px;color:var(--dim)}.slot{margin-top:6px;min-height:30px;border:1px dashed var(--line);border-radius:7px;padding:6px 8px;font-size:13px;color:var(--dim);cursor:pointer}.slot.filled{border-style:solid}.slot.filled.right{border-color:var(--good);color:var(--ink);background:#4ec98a1a}.slot.filled.wrong{border-color:var(--bad);color:#ffd0d6;background:#d9596a1f}.idiom-row.active{box-shadow:0 0 0 2px var(--accent)}.bank-title{margin:16px 0 6px;color:var(--dim);font-size:12px;text-align:center;letter-spacing:.5px}.bank{display:flex;flex-wrap:wrap;gap:8px;justify-content:center}.opt{background:var(--slot);border:1px solid var(--line);color:var(--ink);border-radius:8px;padding:8px 11px;font:600 13px system-ui;cursor:pointer;max-width:260px}.opt:hover{border-color:var(--accent);background:var(--slot2)}.opt.used{opacity:.32;cursor:default}.opt.used:hover{border-color:var(--line);background:var(--slot)}.hint{text-align:center;color:var(--dim);font-size:12px;margin-top:16px;line-height:1.5}.overlay{position:fixed;inset:0;display:flex;align-items:center;justify-content:center;background:#0c080ecc;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 .row{display:flex;gap:8px;justify-content:center;margin-top:14px}