.register-container {
        flex: 1;
        display: flex;
        align-items: center;
        justify-content: center;
        padding: 20px;
    }
    
    .register-box {
        width: 100%;
        max-width: 450px;
        background: white;
        border-radius: 12px;
        box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
        overflow: hidden;
    }
    
    .register-header {
        background-color: var(--primary-color);
        color: white;
        padding: 25px;
        text-align: center;
    }
    
    .register-header h1 {
        font-size: 24px;
        font-weight: 600;
        margin: 0;
    }
    
    .register-body {
        padding: 30px;
    }
    
    .form-group {
        margin-bottom: 20px;
    }
    
    .form-group label {
        display: block;
        margin-bottom: 8px;
        font-size: 14px;
        font-weight: 500;
        color: #555;
    }
    
    .form-control {
        width: 100%;
        padding: 12px 15px;
        border: 1px solid var(--border-color);
        border-radius: 6px;
        font-size: 16px;
        transition: all 0.3s;
    }
    
    .form-control:focus {
        border-color: var(--primary-color);
        outline: none;
        box-shadow: 0 0 0 3px rgba(74, 144, 226, 0.2);
    }
    
    .select-wrapper {
        position: relative;
    }
    
    .select-wrapper::after {
        content: '\f078';
        font-family: 'Font Awesome 6 Free';
        font-weight: 900;
        position: absolute;
        top: 50%;
        right: 15px;
        transform: translateY(-50%);
        color: #777;
        pointer-events: none;
    }
    
    select.form-control {
        appearance: none;
        padding-right: 35px;
    }
    
    .btn {
        display: block;
        width: 100%;
        padding: 14px;
        background-color: var(--primary-color);
        color: white;
        border: none;
        border-radius: 6px;
        font-size: 16px;
        font-weight: 600;
        cursor: pointer;
        transition: background-color 0.3s;
        text-align: center;
    }
    
    .btn:hover {
        background-color: var(--primary-hover);
    }
    
    .btn i {
        margin-right: 8px;
    }
    
    .error-message {
        color: var(--error-color);
        font-size: 14px;
        text-align: center;
        margin-bottom: 20px;
        padding: 10px;
        background-color: rgba(231, 76, 60, 0.1);
        border-radius: 6px;
    }
    
    .login-link {
        text-align: center;
        margin-top: 20px;
        font-size: 14px;
        color: #555;
    }
    
    .login-link a {
        color: var(--primary-color);
        text-decoration: none;
        font-weight: 500;
    }
    
    .login-link a:hover {
        text-decoration: underline;
    }
    
    .footer {
        text-align: center;
        padding: 20px;
        font-size: 14px;
        color: #777;
        background-color: white;
    }
    
    @media (max-width: 480px) {
        .register-header {
            padding: 20px;
        }
        
        .register-header h1 {
            font-size: 20px;
        }
        
        .register-body {
            padding: 25px;
        }
        
        .form-control {
            padding: 10px 12px;
        }
        
        .btn {
            padding: 12px;
        }
    }