.reg-container { max-width: 700px; margin: 5rem auto; background: #fff; padding: 2.5rem; border-radius: 15px; box-shadow: 0 15px 50px rgba(0,0,128,0.1); border-top: 5px solid #d4af37; }
        .form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
        label { display: block; margin-bottom: 5px; font-weight: 600; color: #000080; font-size: 0.9rem; }
        input, select, textarea { width: 100%; padding: 12px; border: 1.5px solid #ddd; border-radius: 8px; font-family: inherit; box-sizing: border-box; }
        input:focus, select:focus { border-color: #000080; outline: none; }
        .full-width { grid-column: span 2; }
        .hobby-item { background: #f0f4f8; padding: 10px; border-radius: 8px; display: flex; align-items: center; gap: 10px; }