/* Hero Background */
.hero-bg {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

/* Card Hover Effects */
.card-hover {
    transition: all 0.3s ease;
}

.card-hover:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0,0,0,0.1);
}

/* Modal Styles */
.modal {
    display: none;
    animation: fadeIn 0.3s ease-out;
}

.modal.active {
    display: flex;
}

.modal-content {
    animation: slideUp 0.3s ease-out;
}

/* Animations */
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes slideUp {
    from { 
        transform: translateY(20px);
        opacity: 0;
    }
    to { 
        transform: translateY(0);
        opacity: 1;
    }
}

.slide-in {
    animation: slideIn 0.5s ease-out;
}

@keyframes slideIn {
    from { 
        transform: translateY(20px); 
        opacity: 0; 
    }
    to { 
        transform: translateY(0); 
        opacity: 1; 
    }
}

/* Loading Spinner */
.spinner {
    border: 3px solid #f3f4f6;
    border-top: 3px solid #1e40af;
    border-radius: 50%;
    width: 24px;
    height: 24px;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Form Validation Styles */
.input-error {
    border-color: #ef4444 !important;
}

.error-message {
    color: #ef4444;
    font-size: 0.875rem;
    margin-top: 0.25rem;
}

/* Smooth Scroll */
html {
    scroll-behavior: smooth;
}

/* Mobile Menu */
.mobile-menu {
    transform: translateX(-100%);
    transition: transform 0.3s ease-out;
}

.mobile-menu.active {
    transform: translateX(0);
}

/* Success Animation */
@keyframes success {
    0% { transform: scale(0); opacity: 0; }
    50% { transform: scale(1.1); }
    100% { transform: scale(1); opacity: 1; }
}

.success-checkmark {
    animation: success 0.5s ease-out;
}