/* Custom animations and transitions */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in {
    animation: fadeIn 0.6s ease-out;
}

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

/* Custom scrollbar */
::-webkit-scrollbar {
    width: 10px;
}

::-webkit-scrollbar-track {
    background: #f1f1f1;
}

::-webkit-scrollbar-thumb {
    background: #3b82f6;
    border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
    background: #2563eb;
}

/* Hover effects */
.hover-lift {
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.hover-lift:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

/* Gradient text */
.gradient-text {
    background: linear-gradient(135deg, #3b82f6 0%, #2563eb 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Mobile menu animation */
.mobile-menu-enter {
    animation: slideIn 0.3s ease-out;
}

@keyframes slideIn {
    from {
        transform: translateX(-100%);
    }
    to {
        transform: translateX(0);
    }
}

/* FAQ accordion transitions */
.faq-content {
    transition: max-height 0.3s ease-out, opacity 0.3s ease-out;
    overflow: hidden;
}

.faq-icon-rotate {
    transition: transform 0.3s ease;
}

.faq-icon-rotate.rotated {
    transform: rotate(180deg);
}

/* Button focus states */
button:focus, a:focus {
    outline: 2px solid #3b82f6;
    outline-offset: 2px;
}

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

.test-card:hover {
    border-color: #3b82f6;
    box-shadow: 0 10px 25px rgba(59, 130, 246, 0.1);
    transform: translateY(-2px);
}

/* Modal backdrop */
.modal-backdrop {
    backdrop-filter: blur(5px);
}

/* Pulse animation for CTA buttons */
@keyframes pulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
}

.pulse {
    animation: pulse 2s infinite;
}

/* Loading spinner */
.spinner {
    border: 3px solid #f3f3f3;
    border-top: 3px solid #3b82f6;
    border-radius: 50%;
    width: 40px;
    height: 40px;
    animation: spin 1s linear infinite;
}

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

/* Success message animation */
.success-message {
    animation: slideDown 0.5s ease-out;
}

@keyframes slideDown {
    from {
        transform: translateY(-100%);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

/* Responsive font sizes */
@media (max-width: 640px) {
    .hero-title {
        font-size: 2rem;
    }
    
    .section-title {
        font-size: 1.75rem;
    }
}