:root{--bg:#f5f1ea;--panel:#fffdf9;--ink:#1d1b18;--muted:#736c61;--line:#e3dccf;--right:#3867d6;--right-soft:#d9e4ff;--left:#d9702a;--left-soft:#ffe1cb;--ok:#1e9a61;--ok-soft:#cdeedc;--bad:#d93b3b;--bad-soft:#ffd9d6;--radius:16px;color:var(--ink);background:var(--bg);-webkit-font-smoothing:antialiased;font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,sans-serif}*{box-sizing:border-box}body{min-height:100vh;padding:env(safe-area-inset-top) env(safe-area-inset-right) env(safe-area-inset-bottom) env(safe-area-inset-left);margin:0}button{font:inherit;color:inherit}h1,h2,h3,p{margin:0}.button{border:1px solid var(--line);background:var(--panel);cursor:pointer;white-space:nowrap;border-radius:999px;justify-content:center;align-items:center;gap:6px;padding:10px 16px;font-weight:600;transition:background .15s,border-color .15s,transform 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8px}.review-bar{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:8px;margin-bottom:8px;display:flex}.review-where{color:var(--muted);font-size:13px}.review-controls{flex-wrap:wrap;gap:6px;display:flex}.review-controls .button{padding:6px 11px;font-size:13px}.review .keyboard-scroll{margin:0}.review-caption{margin-top:10px}.played-correct{background:var(--ok-soft);color:#146b45}.review-jumps{flex-wrap:wrap;gap:5px;margin-top:10px;display:flex}.chip-jump{border:1px solid var(--line);background:var(--panel);min-width:30px;color:var(--muted);font:inherit;cursor:pointer;border-radius:7px;padding:4px 8px;font-size:13px}.chip-jump.on{background:var(--bad-soft);border-color:var(--bad);color:#8f2727;font-weight:700}.start-card{text-align:center;justify-items:center;gap:14px;padding:4px 0;display:grid}.start-card h2{margin:0;font-size:18px}.start-card .tempo{width:100%;max-width:260px}.start-hint{max-width:300px;color:var(--muted);margin:-4px 0 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48px;display:grid}.shell-nav{flex-wrap:wrap;align-items:center;gap:8px;display:flex}.shell-spacer{flex:1}.panel{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);align-content:start;gap:14px;padding:22px 24px;display:grid}.panel.narrow{width:100%;max-width:420px;margin:0 auto}.panel h1{margin:0;font-size:22px}.panel h2{margin:0;font-size:16px}.panel p{margin:0;line-height:1.5}.muted{color:var(--muted)}.field{color:var(--muted);gap:5px;font-size:14px;display:grid}.field input{font:inherit;color:var(--ink);border:1px solid var(--line);background:#fff;border-radius:10px;padding:9px 11px;font-size:16px}.field input:focus-visible{outline:2px solid var(--right);outline-offset:1px}.field-hint{color:var(--muted);margin:0;font-size:13px}.card-list{gap:8px;margin:0;padding:0;list-style:none;display:grid}.card-link,.card-row{border:1px solid var(--line);background:var(--bg);color:inherit;border-radius:12px;justify-content:space-between;align-items:center;gap:12px;padding:12px 14px;text-decoration:none;display:flex}.card-link:hover{border-color:var(--right)}.code-panel{border:1px solid var(--line);border-radius:var(--radius);background:var(--bg);justify-items:start;gap:10px;padding:16px;display:grid}.code-box{letter-spacing:.22em;text-transform:uppercase;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:20px}.code-box.big{font-size:30px}input.code-box{text-align:center}.new-class{border-top:1px solid var(--line);gap:12px;padding-top:16px;display:grid}.status{background:var(--bg);color:var(--muted);border-radius:999px;padding:2px 8px;font-size:12px}.status.pending{background:var(--warn-soft);color:var(--warn)}.chip-assignment{background:var(--right-soft);color:var(--right);border-radius:999px;margin-top:3px;padding:2px 9px;font-size:12px;font-weight:600;display:inline-block}.muted.small,.card-row .small{font-size:13px}.segmented button:disabled{opacity:.4;cursor:not-allowed}.consent-link{word-break:break-all;color:var(--ink);font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:13px}.consent ul{gap:6px;margin:0;padding-left:20px;line-height:1.5;display:grid}.consent h2{margin-top:6px}.past-runs{justify-content:center;align-items:flex-end;gap:4px;height:34px;margin:2px 0 6px;display:flex}.past-runs .run{align-items:flex-end;width:12px;height:100%;display:flex}.past-runs .run span{background:var(--line);border-radius:3px;width:100%}.past-runs .run.now span{background:#f0c419}.role-switch button{padding:5px 11px;font-size:13px}.hero-join{color:var(--muted);font-size:14px;margin-top:10px!important}.hero-join a{color:var(--right)}.otp{border-top:1px solid var(--line);border-bottom:1px solid var(--line);gap:10px;padding:14px 0;display:grid}.hero-controls{flex-wrap:wrap;justify-content:flex-end;align-items:center;gap:10px;display:flex}.terms-list{gap:8px;margin:0;padding-left:20px;line-height:1.5;display:grid}details>.terms-list{margin-top:10px}details>summary{cursor:pointer}.check-row{align-items:flex-start;gap:10px;line-height:1.4;display:flex}.check-row input{flex:none;width:18px;height:18px;margin-top:3px}.card-actions{flex:none;gap:8px;display:flex}