/* BTube Home Page Styles */

:root {
    --btube-primary: #FF0000;
    --btube-secondary: #282828;
    --btube-accent: #065FD4;
    --btube-bg: #0F0F0F;
    --btube-card-bg: #1F1F1F;
    --btube-text: #FFFFFF;
    --btube-text-secondary: #AAAAAA;
    --btube-border: #303030;
}

.btube-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0;
}

/* Hero Section */
.btube-hero {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    padding: 80px 40px;
    border-radius: 0 0 30px 30px;
    margin-bottom: 60px;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
}

.hero-text {
    color: white;
}

.hero-title {
    font-size: 4rem;
    font-weight: 800;
    margin: 0 0 10px 0;
    display: flex;
    align-items: center;
    gap: 15px;
}

.hero-title i {
    color: var(--btube-primary);
    filter: drop-shadow(0 4px 8px rgba(0,0,0,0.3));
}

.hero-subtitle {
    font-size: 1.5rem;
    margin: 0 0 20px 0;
    opacity: 0.95;
}

.hero-description {
    font-size: 1.1rem;
    margin: 0 0 30px 0;
    opacity: 0.9;
    line-height: 1.6;
}

.hero-buttons {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
}

.btn-primary, .btn-secondary {
    padding: 14px 28px;
    border-radius: 12px;
    text-decoration: none;
    font-weight: 600;
    font-size: 1rem;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    transition: all 0.3s ease;
}

.btn-primary {
    background: white;
    color: #667eea;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(255,255,255,0.3);
}

.btn-secondary {
    background: rgba(255,255,255,0.2);
    color: white;
    border: 2px solid rgba(255,255,255,0.3);
}

.btn-secondary:hover {
    background: rgba(255,255,255,0.3);
    transform: translateY(-2px);
}

/* Hero Image - Video Grid Demo */
.hero-image {
    position: relative;
}

.video-grid-demo {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 15px;
}

.demo-video {
    position: relative;
    border-radius: 12px;
    overflow: hidden;
    aspect-ratio: 16/9;
    cursor: pointer;
    transition: transform 0.3s ease;
}

.demo-video:hover {
    transform: scale(1.05);
}

.demo-video img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.demo-overlay {
    position: absolute;
    inset: 0;
    background: rgba(0,0,0,0.3);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.demo-video:hover .demo-overlay {
    opacity: 1;
}

.demo-overlay i {
    font-size: 3rem;
    color: white;
}

/* Features Section */
.btube-features {
    padding: 60px 40px;
    max-width: 1200px;
    margin: 0 auto;
}

.section-title {
    text-align: center;
    font-size: 2.5rem;
    font-weight: 700;
    margin: 0 0 50px 0;
    color: #333;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

.feature-card {
    background: white;
    padding: 40px 30px;
    border-radius: 16px;
    text-align: center;
    box-shadow: 0 4px 20px rgba(0,0,0,0.08);
    transition: all 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 30px rgba(0,0,0,0.12);
}

.feature-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 20px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.feature-icon i {
    font-size: 2.5rem;
    color: white;
}

.feature-card h3 {
    font-size: 1.3rem;
    font-weight: 600;
    margin: 0 0 10px 0;
    color: #333;
}

.feature-card p {
    font-size: 0.95rem;
    color: #666;
    margin: 0;
    line-height: 1.5;
}

/* Categories Section */
.btube-categories {
    padding: 60px 40px;
    background: #f8f9fa;
    max-width: 1200px;
    margin: 0 auto;
    border-radius: 30px;
}

.categories-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 20px;
}

.category-card {
    background: white;
    padding: 30px 20px;
    border-radius: 12px;
    text-align: center;
    text-decoration: none;
    color: #333;
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
}

.category-card:hover {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(102, 126, 234, 0.3);
}

.category-card i {
    font-size: 2.5rem;
}

.category-card span {
    font-weight: 600;
    font-size: 1rem;
}

/* Stats Section */
.btube-stats {
    padding: 80px 40px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    margin: 60px 0;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 40px;
    max-width: 1200px;
    margin: 0 auto;
}

.stat-card {
    text-align: center;
    color: white;
}

.stat-number {
    font-size: 3.5rem;
    font-weight: 800;
    margin-bottom: 10px;
}

.stat-label {
    font-size: 1.2rem;
    opacity: 0.9;
}

/* CTA Section */
.btube-cta {
    padding: 80px 40px;
    max-width: 1200px;
    margin: 0 auto;
}

.cta-content {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    padding: 60px 40px;
    border-radius: 30px;
    text-align: center;
    color: white;
}

.cta-content h2 {
    font-size: 2.5rem;
    font-weight: 700;
    margin: 0 0 15px 0;
}

.cta-content p {
    font-size: 1.2rem;
    margin: 0 0 30px 0;
    opacity: 0.95;
}

.btn-cta {
    padding: 16px 40px;
    background: white;
    color: #667eea;
    border-radius: 12px;
    text-decoration: none;
    font-weight: 700;
    font-size: 1.1rem;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    transition: all 0.3s ease;
}

.btn-cta:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(255,255,255,0.3);
}

/* Responsive Design */
@media (max-width: 768px) {
    .hero-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-subtitle {
        font-size: 1.2rem;
    }
    
    .hero-description {
        font-size: 1rem;
    }
    
    .video-grid-demo {
        grid-template-columns: 1fr;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .categories-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 30px;
    }
    
    .stat-number {
        font-size: 2.5rem;
    }
    
    .cta-content h2 {
        font-size: 2rem;
    }
    
    .btube-hero,
    .btube-features,
    .btube-categories,
    .btube-stats,
    .btube-cta {
        padding: 40px 20px;
    }
}

/* Animation */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.feature-card,
.category-card,
.stat-card {
    animation: fadeInUp 0.6s ease forwards;
}

.feature-card:nth-child(1) { animation-delay: 0.1s; }
.feature-card:nth-child(2) { animation-delay: 0.2s; }
.feature-card:nth-child(3) { animation-delay: 0.3s; }
.feature-card:nth-child(4) { animation-delay: 0.4s; }
.feature-card:nth-child(5) { animation-delay: 0.5s; }
.feature-card:nth-child(6) { animation-delay: 0.6s; }