:root{--brand:#1b5e8a;--brand-dark:#164a6e;--bg:#f4f6f8;--card:#ffffff;--text:#1a1f24;--muted:#667079;--line:#e3e7eb;--ok:#2e7d32;--err:#c62828;--radius:14px}*{box-sizing:border-box}body,html{margin:0;padding:0;background:var(--bg);color:var(--text);font-family:system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;font-size:16px;line-height:1.5}a{color:var(--brand)}.wrap{max-width:560px;margin:0 auto;padding:24px 16px 48px}.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:20px}.card+.card{margin-top:16px}h1{font-size:1.35rem;margin:0 0 6px}h2{font-size:1.05rem;margin:0 0 10px}.muted{color:var(--muted);margin:4px 0}.err{color:var(--err);font-size:.92rem;margin-top:8px}code{background:#eef1f4;padding:1px 5px;border-radius:5px;font-size:.9em}.trainer-head{display:flex;gap:14px;align-items:center;margin-bottom:18px}.avatar{width:56px;height:56px;border-radius:50%;object-fit:cover;flex-shrink:0}.avatar.placeholder{display:grid;place-items:center;background:var(--brand);color:#fff;font-weight:700;font-size:1.4rem}label{display:block;font-size:.9rem;font-weight:600;margin:12px 0 4px}input,select,textarea{width:100%;padding:10px 12px;border:1px solid var(--line);border-radius:10px;font:inherit;background:#fff;color:var(--text)}input:focus,select:focus,textarea:focus{outline:2px solid var(--brand);border-color:var(--brand)}textarea{min-height:68px;resize:vertical}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:11px 18px;border-radius:12px;border:1px solid var(--line);background:#fff;color:var(--text);font:inherit;font-weight:600;cursor:pointer}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-primary{background:var(--brand);border-color:var(--brand);color:#fff}.btn-primary:hover:not(:disabled){background:var(--brand-dark)}.btn-block{width:100%}.btn-link{border:none;background:none;color:var(--muted);padding:6px}.row{flex-wrap:wrap}.day-strip,.row{display:flex;gap:8px}.day-strip{overflow-x:auto;padding-bottom:6px;margin:4px 0 12px}.day{flex:0 0 auto;min-width:58px;text-align:center;padding:8px 6px;border:1px solid var(--line);border-radius:12px;background:#fff;cursor:pointer}.day:disabled{opacity:.35;cursor:not-allowed}.day.selected{background:var(--brand);border-color:var(--brand);color:#fff}.day .dow{font-size:.72rem;color:inherit;opacity:.8}.day .dom{font-size:1.15rem;font-weight:700}.day .mon{font-size:.68rem;opacity:.8}.day .cnt{font-size:.66rem;opacity:.8}.slots{display:flex;flex-wrap:wrap;gap:8px;margin-top:8px}.slot{padding:9px 14px;border:1px solid var(--line);border-radius:10px;background:#fff;cursor:pointer;font-weight:600}.slot.selected{background:var(--brand);border-color:var(--brand);color:#fff}.chips{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:8px}.chip{padding:7px 12px;border:1px solid var(--line);border-radius:999px;background:#fff;cursor:pointer;font-size:.9rem}.chip.selected{background:var(--brand);border-color:var(--brand);color:#fff}.summary{background:#eef4f8;border:1px solid #d6e4ee;border-radius:10px;padding:10px 12px;margin:10px 0;font-weight:600}.foot{text-align:center;font-size:.8rem;margin-top:24px}.foot,.spinner{color:var(--muted)}.success h1{color:var(--ok)}