/* Notification System */
.notification {
    position: fixed;
    top: 100px;
    right: 20px;
    padding: 1rem 1.5rem;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
    z-index: 10000;
    max-width: 400px;
    animation: slideInRight 0.3s ease;
}

.notification-success {
    background: #4CAF50;
    color: white;
}

.notification-error {
    background: #f44336;
    color: white;
}

.notification-info {
    background: #2196F3;
    color: white;
}

.notification-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
}

.notification-message {
    flex: 1;
    font-weight: 500;
}

.notification-close {
    background: none;
    border: none;
    color: white;
    font-size: 1.5rem;
    cursor: pointer;
    padding: 0;
    width: 30px;
    height: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: var(--transition);
}

.notification-close:hover {
    background: rgba(255, 255, 255, 0.2);
}

/* Notification Animations */
@keyframes slideInRight {
    from {
        transform: translateX(100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

@keyframes slideOutRight {
    from {
        transform: translateX(0);
        opacity: 1;
    }
    to {
        transform: translateX(100%);
        opacity: 0;
    }
}

/* Form States */
.form-loading {
    opacity: 0.7;
    pointer-events: none;
}

.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none !important;
}

/* Loading Spinner */
.btn-loading {
    position: relative;
    color: transparent;
}

.btn-loading::after {
    content: '';
    position: absolute;
    width: 20px;
    height: 20px;
    top: 50%;
    left: 50%;
    margin-left: -10px;
    margin-top: -10px;
    border: 2px solid #ffffff;
    border-radius: 50%;
    border-top-color: transparent;
    animation: spin 1s ease-in-out infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* Enhanced Form Styles */
.form-group {
    position: relative;
}

.form-group input:invalid,
.form-group select:invalid,
.form-group textarea:invalid {
    border-color: #f44336;
}

.form-group input:valid,
.form-group select:valid,
.form-group textarea:valid {
    border-color: #4CAF50;
}

/* Success States */
.form-success .form-group input,
.form-success .form-group select,
.form-success .form-group textarea {
    border-color: #4CAF50;
}