/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: linear-gradient(135deg, #0f0f23 0%, #1a1a2e 50%, #16213e 100%);
    min-height: 100vh;
    color: #ffffff;
    line-height: 1.6;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header Styles */
.header {
    text-align: center;
    padding: 60px 0 40px;
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.1) 0%, rgba(236, 72, 153, 0.1) 50%, rgba(244, 114, 182, 0.1) 100%);
    border-radius: 20px;
    margin: 20px 0;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.header-content {
    max-width: 800px;
    margin: 0 auto;
}

.logo {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 15px;
    margin-bottom: 30px;
}

.logo-img {
    height: 50px;
    width: auto;
}

.logo-text {
    font-size: 28px;
    font-weight: 700;
    background: linear-gradient(135deg, #10b981, #ec4899, #f472b6);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.main-title {
    font-size: 3rem;
    font-weight: 700;
    background: linear-gradient(135deg, #10b981, #ec4899, #f472b6);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 20px;
    line-height: 1.2;
}

.subtitle {
    font-size: 1.2rem;
    color: rgba(255, 255, 255, 0.8);
    max-width: 600px;
    margin: 0 auto;
}

/* Filter Tabs */
.filter-tabs {
    display: flex;
    justify-content: center;
    margin: 40px 0;
    gap: 10px;
}

.tab-btn {
    padding: 12px 24px;
    border: none;
    border-radius: 25px;
    background: rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.7);
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.tab-btn:hover {
    background: rgba(255, 255, 255, 0.2);
    color: #ffffff;
    transform: translateY(-2px);
}

.tab-btn.active {
    background: linear-gradient(135deg, #10b981, #ec4899);
    color: #ffffff;
    box-shadow: 0 8px 25px rgba(16, 185, 129, 0.3);
}

/* Videos Grid */
.videos-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
    margin: 40px 0;
    padding: 0 0 60px;
}

.video-card {
    background: rgba(255, 255, 255, 0.05);
    border-radius: 20px;
    overflow: hidden;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: all 0.3s ease;
    opacity: 1;
    transform: scale(1);
}

.video-card:hover {
    transform: translateY(-10px) scale(1.02);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
    border-color: rgba(16, 185, 129, 0.3);
}

.video-card.hidden {
    opacity: 0;
    transform: scale(0.8);
    pointer-events: none;
}

.video-container {
    position: relative;
    width: 100%;
    height: 200px;
    overflow: hidden;
}

.video-container iframe {
    width: 100%;
    height: 100%;
    border: none;
    border-radius: 0;
}

.video-info {
    padding: 25px;
}

.video-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 15px;
    gap: 10px;
}

.category {
    background: rgba(16, 185, 129, 0.2);
    color: #10b981;
    padding: 6px 12px;
    border-radius: 15px;
    font-size: 12px;
    font-weight: 500;
}

.platform {
    padding: 6px 12px;
    border-radius: 15px;
    font-size: 12px;
    font-weight: 500;
}

.platform.youtube {
    background: rgba(236, 72, 153, 0.2);
    color: #ec4899;
}

.platform.rutube {
    background: rgba(244, 114, 182, 0.2);
    color: #f472b6;
}

.video-title {
    font-size: 18px;
    font-weight: 600;
    color: #ffffff;
    margin-bottom: 10px;
    line-height: 1.4;
}

.video-description {
    color: rgba(255, 255, 255, 0.7);
    font-size: 14px;
    line-height: 1.5;
}

/* Footer */
.footer {
    text-align: center;
    padding: 40px 0;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    margin-top: 60px;
}

.footer-content p {
    color: rgba(255, 255, 255, 0.6);
    margin-bottom: 10px;
}

.footer-content p:first-child {
    font-weight: 500;
    color: rgba(255, 255, 255, 0.8);
}

/* Responsive Design */
@media (max-width: 768px) {
    .container {
        padding: 0 15px;
    }
    
    .main-title {
        font-size: 2.2rem;
    }
    
    .subtitle {
        font-size: 1rem;
    }
    
    .videos-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .filter-tabs {
        flex-wrap: wrap;
        gap: 8px;
    }
    
    .tab-btn {
        padding: 10px 16px;
        font-size: 13px;
    }
    
    .video-container {
        height: 180px;
    }
    
    .video-info {
        padding: 20px;
    }
    
    .video-meta {
        flex-direction: column;
        align-items: flex-start;
        gap: 8px;
    }
}

@media (max-width: 480px) {
    .header {
        padding: 40px 0 30px;
    }
    
    .main-title {
        font-size: 1.8rem;
    }
    
    .logo {
        flex-direction: column;
        gap: 10px;
    }
    
    .logo-text {
        font-size: 24px;
    }
    
    .videos-grid {
        grid-template-columns: 1fr;
        gap: 15px;
    }
    
    .video-container {
        height: 160px;
    }
}

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

.video-card {
    animation: fadeInUp 0.6s ease forwards;
}

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

/* Smooth transitions for filtering */
.video-card {
    transition: opacity 0.3s ease, transform 0.3s ease;
}

/* Coming Soon Styles */
.coming-soon-placeholder {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 100%;
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.1) 0%, rgba(236, 72, 153, 0.1) 50%, rgba(244, 114, 182, 0.1) 100%);
    border-radius: 15px;
    padding: 30px;
    text-align: center;
}

.coming-soon-icon {
    font-size: 3rem;
    margin-bottom: 20px;
    animation: pulse 2s infinite;
}

.coming-soon-placeholder h3 {
    font-size: 1.5rem;
    font-weight: 600;
    color: #ffffff;
    margin-bottom: 10px;
    background: linear-gradient(135deg, #10b981, #ec4899, #f472b6);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.coming-soon-placeholder p {
    color: rgba(255, 255, 255, 0.8);
    font-size: 1rem;
    line-height: 1.5;
}

.platform.coming-soon {
    background: rgba(244, 114, 182, 0.2);
    color: #f472b6;
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.1);
    }
}

/* Custom scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: rgba(255, 255, 255, 0.1);
}

::-webkit-scrollbar-thumb {
    background: linear-gradient(135deg, #10b981, #ec4899);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(135deg, #059669, #db2777);
}