:root{--bg: #14100e;--panel: #221a16;--line: #3a2c24;--ink: #f6efea;--dim: #b69a8c;--accent: #c0533a;--ok: #5fbf6a;--bad: #e0563f;--gold: #e8b455}*{box-sizing:border-box}html,body{margin:0;height:100%}body{background:radial-gradient(900px 560px at 50% -8%,#2a1c15,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:540px;padding:12px 12px 26px}header{text-align:center;margin-bottom:6px}h1{margin:0;font-size:25px;letter-spacing:4px;font-weight:800;color:var(--accent)}.sub{margin:4px 0 0;color:var(--dim);font-size:13px;line-height:1.4}.foot{text-align:center;color:var(--dim);font-size:12px;margin-top:14px;opacity:.7}.bar{display:flex;gap:8px;justify-content:center;flex-wrap:wrap;align-items:center;margin:12px 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:#1a0c08}.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.big{margin-top:14px;padding:10px 26px;font-size:15px;background:var(--accent);color:#1a0c08;border-color:var(--accent)}.scoreboard{display:flex;gap:8px;justify-content:center;flex-wrap:wrap;margin-bottom:12px}.readout{background:var(--panel);border:1px solid var(--line);border-radius:10px;padding:7px 12px;min-width:78px;text-align:center;font:800 17px system-ui}.readout span{display:block;font:700 10px system-ui;letter-spacing:1px;color:var(--dim);margin-bottom:2px}.readout.combo em{font-style:normal;color:var(--gold)}.readout.combo.pulse{animation:pop .4s ease;border-color:var(--gold)}.readout.combo.break{animation:shake .4s ease;border-color:var(--bad)}@keyframes pop{0%{transform:scale(1)}40%{transform:scale(1.18)}to{transform:scale(1)}}@keyframes shake{0%,to{transform:translate(0)}20%{transform:translate(-6px)}40%{transform:translate(6px)}60%{transform:translate(-4px)}80%{transform:translate(4px)}}.stage{position:relative}.prompt{background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:18px;text-align:center}.verbline{display:flex;flex-direction:column;gap:2px}.verbline .inf{font-size:30px;font-weight:800;color:var(--gold);letter-spacing:1px}.verbline .gloss{font-size:13px;color:var(--dim)}.ask{margin-top:12px;display:flex;gap:8px;justify-content:center;flex-wrap:wrap}.chip{padding:5px 12px;border-radius:999px;font:700 13px system-ui;border:1px solid var(--line)}.chip.tense{background:#2a1c15;color:var(--accent)}.chip.person{background:#1c2620;color:#8fd49a}.options{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:14px}.opt{background:var(--panel);border:1px solid var(--line);color:var(--ink);border-radius:12px;padding:16px 12px;font:700 18px system-ui;cursor:pointer;transition:transform .08s,border-color .1s}.opt:hover:not(.disabled){border-color:var(--accent);transform:translateY(-1px)}.opt.disabled{cursor:default;opacity:.85}.opt.right{background:#1c3a22;border-color:var(--ok);color:#d6f5d9}.opt.wrong{background:#3a1c18;border-color:var(--bad);color:#f7d5cd}.feedback{text-align:center;min-height:26px;margin-top:12px;font:700 15px system-ui}.feedback .ok{color:var(--ok)}.feedback .bad{color:var(--bad)}.overlay{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;background:#14100eeb;border-radius:14px}.overlay.hidden{display:none}.card{text-align:center;padding:8px 18px}.card h2{margin:0 0 14px;color:var(--accent);letter-spacing:2px}.stat{display:flex;justify-content:space-between;gap:30px;padding:6px 0;border-bottom:1px solid var(--line);font-size:15px}.stat span{color:var(--dim)}.stat b{color:var(--ink)}