:root{font-family:system-ui,-apple-system,Segoe UI,sans-serif;line-height:1.5;color:#111;background:#f6f7f9}*{box-sizing:border-box}body{margin:0;min-height:100dvh}.app{max-width:520px;margin:0 auto;padding:16px 16px 32px}.card{background:#fff;border-radius:12px;padding:16px;margin-bottom:12px;box-shadow:0 1px 3px #00000014}h1{font-size:1.25rem;margin:0 0 12px}.muted{color:#666;font-size:.875rem}.row{display:flex;gap:8px;flex-wrap:wrap;align-items:center}button{border:none;border-radius:8px;padding:10px 14px;font-size:.95rem;cursor:pointer;background:#06c755;color:#fff}button.secondary{background:#e8eaed;color:#111}button.danger{background:#c62828}input[type=text],textarea{width:100%;padding:10px 12px;border-radius:8px;border:1px solid #ccc;font-size:1rem}code{background:#f1f3f4;padding:1px 6px;border-radius:4px;font-size:.8rem}.status-pill{display:inline-block;padding:2px 8px;border-radius:999px;font-size:.75rem;font-weight:600}.status-attending{background:#e8f5e9;color:#1b5e20}.status-absent{background:#ffebee;color:#b71c1c}.status-tbd{background:#fff8e1;color:#f57f17}.error{color:#b71c1c;font-size:.9rem}