/* Reset and base styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f8f9fa;
}

/* Header styles */
header {
    background-color: #fff;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    position: sticky;
    top: 0;
    z-index: 100;
}

nav {
    max-width: 1200px;
    margin: 0 auto;
    padding: 1rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: #2563eb;
}

.nav-links a {
    margin-left: 2rem;
    text-decoration: none;
    color: #4b5563;
    transition: color 0.3s ease;
}

.nav-links a:hover {
    color: #2563eb;
}

/* Hero section */
.hero {
    text-align: center;
    padding: 4rem 1rem;
    background: linear-gradient(135deg, #2563eb 0%, #1d4ed8 100%);
    color: white;
}

.hero h1 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.hero p {
    font-size: 1.2rem;
    max-width: 600px;
    margin: 0 auto;
}

/* Filters section */
.filters {
    padding: 2rem 1rem;
    background-color: #fff;
}

.filter-group {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    justify-content: center;
}

.filter-btn {
    padding: 0.5rem 1rem;
    border: none;
    background-color: #e5e7eb;
    border-radius: 0.375rem;
    cursor: pointer;
    transition: all 0.3s ease;
}

.filter-btn:hover {
    background-color: #d1d5db;
}

.filter-btn.active {
    background-color: #2563eb;
    color: white;
}

/* Theme grid */
.theme-grid {
    max-width: 1200px;
    margin: 2rem auto;
    padding: 0 1rem;
    position: relative;
}

.slider-container {
    position: relative;
    overflow: hidden;
    padding: 0 60px; /* Space for arrows */
}

.slider-wrapper {
    overflow: hidden;
}

.slider-track {
    display: flex;
    transition: transform 0.5s ease;
    gap: 2rem;
    padding: 1rem 0;
}

.theme-card {
    flex: 0 0 calc(33.333% - 1.33rem);
    background-color: white;
    border-radius: 0.5rem;
    overflow: hidden;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
    opacity: 1 !important;
}

.theme-card:hover {
    transform: translateY(-5px);
}

.slider-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: white;
    border: none;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    cursor: pointer;
    z-index: 10;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.slider-btn:hover {
    background-color: #2563eb;
    color: white;
}

.slider-btn.prev {
    left: 0;
}

.slider-btn.next {
    right: 0;
}

.card-image {
    position: relative;
    padding-top: 56.25%; /* 16:9 Aspect Ratio */
    overflow: hidden;
    opacity: 1 !important;
}

.card-image img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
    opacity: 1 !important;
}

.theme-card:hover .card-image img {
    transform: scale(1.05);
}

.card-content {
    padding: 1.5rem;
    opacity: 1 !important;
}

.card-content h3 {
    margin-bottom: 0.5rem;
    color: #1f2937;
    opacity: 1 !important;
}

.card-content p {
    color: #6b7280;
    margin-bottom: 1rem;
    opacity: 1 !important;
}

.view-details {
    display: inline-block;
    padding: 0.5rem 1rem;
    background-color: #2563eb;
    color: white;
    text-decoration: none;
    border-radius: 0.375rem;
    transition: background-color 0.3s ease;
}

.view-details:hover {
    background-color: #1d4ed8;
}

/* Footer */
footer {
    background-color: #1f2937;
    color: white;
    padding: 3rem 1rem;
    margin-top: 4rem;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.footer-section h4 {
    margin-bottom: 1rem;
    color: #e5e7eb;
}

.social-links {
    display: flex;
    gap: 1rem;
}

.social-links a {
    color: white;
    font-size: 1.5rem;
    transition: color 0.3s ease;
}

.social-links a:hover {
    color: #2563eb;
}

.footer-bottom {
    max-width: 1200px;
    margin: 2rem auto 0;
    padding-top: 2rem;
    border-top: 1px solid #374151;
    text-align: center;
}

/* Responsive design */
@media (max-width: 768px) {
    .theme-card {
        flex: 0 0 calc(50% - 1rem); /* 2 cards per row */
    }
}

@media (max-width: 480px) {
    .theme-card {
        flex: 0 0 100%; /* 1 card per row */
    }
}