:root{--bg: #f0f4f8;--card: #fff;--text: #0f172a;--muted: #475569;--green: #34d399;--amber: #f59e0b;--blue: #60a5fa;--red: #f87171;--slate: #64748b;--border: #cbd5e1}*{box-sizing:border-box}body{margin:0;padding:20px;background:var(--bg);color:var(--text);font-family:system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif}button,input,textarea{font:inherit}button{cursor:pointer}h1{margin:0 0 6px}label{display:flex;flex-direction:column;gap:6px;width:100%}input,textarea{width:100%;padding:10px 12px;border:1px solid var(--border);border-radius:10px;background:#fff}textarea{min-height:110px;resize:vertical}.app{width:100%;max-width:440px;margin:0 auto}.topbar{display:flex;justify-content:space-between;gap:16px;margin-bottom:12px}.auth-mini{display:flex;flex-direction:column;align-items:flex-end;gap:5px;text-align:right}.card{background:var(--card);border:1px solid var(--border);border-radius:16px;padding:16px;box-shadow:0 8px 24px #0f172a0f;margin-bottom:14px}.timer-card{text-align:center}.muted,.status,#next,#tourTime,#totalTime,#lastTraining{color:var(--muted)}.muted,.status{margin:0;font-size:.95rem}.status.small{margin-top:8px;font-size:.88rem}.link-btn{padding:0;border:0;background:none;color:var(--slate);text-decoration:underline}.hidden{display:none!important}.banner{display:none;padding:12px 14px;border-radius:12px;background:#fef3c7;color:#92400e;margin-bottom:14px}#phase{font-size:1.25rem;margin:4px}#timer{font-size:4rem;margin:16px}#exercise{font-size:2rem;font-weight:700;margin:10px}.controls,.presets{display:flex;flex-direction:column;gap:8px;margin-top:14px}.app-control,.primary,.secondary{border:0;border-radius:10px;padding:14px 18px}.start{background:var(--green);color:#fff}.pause{background:var(--amber);color:#fff}.skip{background:var(--blue);color:#fff}.reset{background:var(--red);color:#fff}.toggle-config{background:var(--slate);color:#fff}.preset,.secondary{background:#e5e7eb;color:#111827}.primary{background:var(--text);color:#fff}.config{display:none;flex-direction:column;gap:12px;margin-top:14px;text-align:left}.history{padding-left:18px;margin:10px 0 0}.history li{margin:8px 0;color:var(--muted)}.modal{width:min(420px,calc(100% - 32px));border:1px solid var(--border);border-radius:16px;padding:18px;box-shadow:0 16px 40px #0f172a33}.modal::backdrop{background:#0f172a73}.modal h2{margin:0 0 8px;font-size:1.1rem}.modal p{margin:0 0 12px;color:var(--muted)}.modal-actions{display:flex;gap:10px;justify-content:flex-end;margin-top:14px}.modal-status{min-height:1.2em;margin-top:10px;color:#b91c1c;font-size:.92rem}@media(min-width:480px){.presets{display:grid;grid-template-columns:1fr 1fr}}