*{box-sizing:border-box;margin:0;padding:0}body{color:#1f2328;background:#f5f6f8;max-width:560px;margin:0 auto;padding:16px;font-family:-apple-system,Noto Sans Thai,Sukhumvit Set,sans-serif}h1{margin-bottom:12px;font-size:1.25rem}h2{margin:16px 0 8px;font-size:1rem}.card{background:#fff;border-radius:12px;margin-bottom:10px;padding:14px;box-shadow:0 1px 3px #0000000f}.row{justify-content:space-between;align-items:center;gap:8px;display:flex}.muted{color:#6b7280;font-size:.85rem}.tag{background:#e5e7eb;border-radius:999px;padding:2px 8px;font-size:.75rem;font-weight:600;display:inline-block}.tag.signed_up{color:#065f46;background:#d1fae5}.tag.skipped{color:#991b1b;background:#fee2e2}button,.btn{appearance:none;cursor:pointer;color:#fff;background:#06c755;border:0;border-radius:10px;width:100%;margin-top:8px;padding:12px 16px;font-size:1rem;font-weight:600}button.secondary{color:#1f2328;background:#e5e7eb}button.danger{background:#ef4444}button:disabled{opacity:.5}input,select{background:#fff;border:1px solid #d1d5db;border-radius:10px;width:100%;margin-top:4px;padding:10px 12px;font-size:1rem}label{color:#374151;margin-top:12px;font-size:.85rem;font-weight:600;display:block}.error{color:#b91c1c;background:#fee2e2;border-radius:10px;margin:10px 0;padding:10px}.success{color:#065f46;white-space:pre-wrap;background:#d1fae5;border-radius:10px;margin:10px 0;padding:10px}.court{border-left:4px solid #06c755}.court.relaxed{border-left-color:#f59e0b}.vs{text-align:center;color:#6b7280;margin:6px 0;font-size:.8rem;font-weight:700}.player-chip{background:#eef2ff;border-radius:8px;margin:2px;padding:6px 10px;font-size:.9rem;display:inline-block}#loading{text-align:center;color:#6b7280;padding:40px 0}