/* Skeleton CSS for School Templates */

/* Custom CSS Variables */
:root {
    --primary-color: #3B82F6;
    --secondary-color: #1F2937;
    --accent-color: #F59E0B;
    --success-color: #10B981;
    --warning-color: #F59E0B;
    --error-color: #EF4444;
    --text-color: #374151;
    --text-light: #6B7280;
    --border-color: #E5E7EB;
    --background-color: #F9FAFB;
}

/* Base Styles */
body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: var(--text-color);
}

/* Custom Button Styles */
.btn-primary {
    background-color: var(--primary-color);
    color: white;
    padding: 0.75rem 1.5rem;
    border-radius: 0.5rem;
    font-weight: 600;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
}

.btn-primary:hover {
    background-color: color-mix(in srgb, var(--primary-color) 85%, black);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(59, 130, 246, 0.3);
}

.btn-secondary {
    background-color: transparent;
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
    padding: 0.75rem 1.5rem;
    border-radius: 0.5rem;
    font-weight: 600;
    transition: all 0.3s ease;
    cursor: pointer;
}

.btn-secondary:hover {
    background-color: var(--primary-color);
    color: white;
    transform: translateY(-1px);
}

/* Card Styles */
.card {
    background: white;
    border-radius: 0.75rem;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    overflow: hidden;
}

.card:hover {
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
    transform: translateY(-2px);
}

/* Hero Section Enhancements */
.hero-gradient {
    background: linear-gradient(135deg, var(--primary-color) 0%, color-mix(in srgb, var(--primary-color) 80%, black) 100%);
}

/* Feature Icons */
.feature-icon {
    width: 4rem;
    height: 4rem;
    background: var(--primary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
    transition: all 0.3s ease;
}

.feature-icon:hover {
    transform: scale(1.1);
    box-shadow: 0 8px 20px rgba(59, 130, 246, 0.3);
}

/* Course Cards */
.course-card {
    background: white;
    border-radius: 0.75rem;
    overflow: hidden;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

.course-card:hover {
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
    transform: translateY(-4px);
}

.course-card .course-image {
    height: 200px;
    background: linear-gradient(45deg, var(--primary-color), var(--accent-color));
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 3rem;
}

/* Testimonial Cards */
.testimonial-card {
    background: white;
    border-radius: 0.75rem;
    padding: 1.5rem;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

.testimonial-card:hover {
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
    transform: translateY(-2px);
}

/* Navigation Enhancements */
.nav-link {
    position: relative;
    transition: all 0.3s ease;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-color);
    transition: width 0.3s ease;
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 100%;
}

/* Footer Enhancements */
.footer-link {
    transition: all 0.3s ease;
}

.footer-link:hover {
    color: var(--primary-color);
    transform: translateX(4px);
}

/* Responsive Design */
@media (max-width: 768px) {
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-subtitle {
        font-size: 1.25rem;
    }
    
    .feature-icon {
        width: 3rem;
        height: 3rem;
    }
}

/* Animation Classes */
.fade-in {
    animation: fadeIn 0.6s ease-in;
}

.slide-up {
    animation: slideUp 0.6s ease-out;
}

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

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Loading States */
.loading {
    position: relative;
    overflow: hidden;
}

.loading::after {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.4), transparent);
    animation: loading 1.5s infinite;
}

@keyframes loading {
    0% {
        left: -100%;
    }
    100% {
        left: 100%;
    }
}

/* Utility Classes */
.text-gradient {
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.shadow-primary {
    box-shadow: 0 4px 14px rgba(59, 130, 246, 0.3);
}

.border-primary {
    border-color: var(--primary-color);
}

/* Print Styles */
@media print {
    .no-print {
        display: none !important;
    }
    
    body {
        color: black;
        background: white;
    }
    
    .card {
        box-shadow: none;
        border: 1px solid #ccc;
    }
}