/* ========================================
   CSS Variables & Reset
   ======================================== */
:root {
    /* Colors */
    --primary-blue: #3B82F6;
    --light-blue: #60A5FA;
    --lighter-blue: #93C5FD;
    --blue-100: #DBEAFE;
    --blue-50: #EFF6FF;
    --white: #FFFFFF;
    --off-white: #F9FAFB;
    --gray-100: #F3F4F6;
    --gray-200: #E5E7EB;
    --gray-300: #D1D5DB;
    --gray-400: #9CA3AF;
    --gray-600: #4B5563;
    --gray-800: #1F2937;
    --gray-900: #111827;
    
    /* Glassmorphism */
    --glass-bg: rgba(255, 255, 255, 0.7);
    --glass-border: rgba(255, 255, 255, 0.8);
    --glass-shadow: 0 8px 32px rgba(31, 38, 135, 0.15);
    
    /* Spacing */
    --container-padding: 2rem;
    --section-spacing: 6rem;
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
    
    /* Borders */
    --border-radius: 16px;
    --border-radius-lg: 24px;
    --border-radius-sm: 12px;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: linear-gradient(135deg, #EFF6FF 0%, #FFFFFF 50%, #F0F9FF 100%);
    color: var(--gray-800);
    line-height: 1.6;
    overflow-x: hidden;
    min-height: 100vh;
}

/* ========================================
   Background Elements
   ======================================== */
.bg-gradient {
    position: fixed;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle at 30% 20%, rgba(59, 130, 246, 0.08) 0%, transparent 50%),
                radial-gradient(circle at 70% 80%, rgba(147, 197, 253, 0.08) 0%, transparent 50%);
    z-index: -2;
    animation: gradientShift 20s ease infinite;
}

@keyframes gradientShift {
    0%, 100% { transform: translate(0, 0) rotate(0deg); }
    50% { transform: translate(-5%, -5%) rotate(5deg); }
}

.bg-circles {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    overflow: hidden;
    pointer-events: none;
}

.circle {
    position: absolute;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(59, 130, 246, 0.1) 0%, transparent 70%);
    animation: float 20s ease-in-out infinite;
}

.circle-1 {
    width: 400px;
    height: 400px;
    top: 10%;
    left: 10%;
    animation-delay: 0s;
}

.circle-2 {
    width: 300px;
    height: 300px;
    top: 50%;
    right: 15%;
    animation-delay: -7s;
}

.circle-3 {
    width: 500px;
    height: 500px;
    bottom: 10%;
    left: 50%;
    animation-delay: -14s;
}

@keyframes float {
    0%, 100% { transform: translate(0, 0) scale(1); }
    33% { transform: translate(30px, -30px) scale(1.1); }
    66% { transform: translate(-20px, 20px) scale(0.9); }
}

/* ========================================
   Glass Effect Utility
   ======================================== */
.glass {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    box-shadow: var(--glass-shadow);
}

/* ========================================
   Container
   ======================================== */
.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

/* ========================================
   Header
   ======================================== */
.header {
    position: sticky;
    top: 0;
    z-index: 1000;
    padding: 1.5rem 0;
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(59, 130, 246, 0.1);
    animation: slideDown 0.5s ease;
}

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

/* ========================================
   Notification System
======================================== */
.notification-container {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 10000;
    display: flex;
    flex-direction: column;
    gap: 12px;
    pointer-events: none;
}

.notification {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    border-radius: 12px;
    padding: 16px;
    display: flex;
    align-items: flex-start;
    gap: 12px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    min-width: 320px;
    max-width: 400px;
    transform: translateX(450px);
    opacity: 0;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    pointer-events: all;
    border-left: 4px solid;
}

.notification.show {
    transform: translateX(0);
    opacity: 1;
}

.notification-warning {
    border-left-color: #F59E0B;
}

.notification-error {
    border-left-color: #EF4444;
}

.notification-success {
    border-left-color: #10B981;
}

.notification-icon {
    flex-shrink: 0;
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.notification-warning .notification-icon {
    color: #F59E0B;
}

.notification-error .notification-icon {
    color: #EF4444;
}

.notification-success .notification-icon {
    color: #10B981;
}

.notification-content {
    flex: 1;
}

.notification-title {
    font-weight: 600;
    font-size: 0.95rem;
    color: var(--gray-900);
    margin-bottom: 4px;
}

.notification-message {
    font-size: 0.85rem;
    color: var(--gray-600);
    line-height: 1.4;
}

.notification-close {
    flex-shrink: 0;
    background: none;
    border: none;
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    color: var(--gray-400);
    transition: color 0.2s ease;
    padding: 0;
}

.notification-close:hover {
    color: var(--gray-600);
}

/* ========================================
   Custom Video Player
======================================== */
.custom-video-wrapper {
    position: relative;
    width: 100%;
    border-radius: 12px;
    overflow: hidden;
    background: #000;
}

.custom-video-wrapper video {
    width: 100%;
    height: auto;
    display: block;
    cursor: pointer;
}

.simple-video-controls {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    opacity: 1;
    transition: opacity 0.3s ease;
    pointer-events: none;
}

.simple-play-btn {
    background: rgba(59, 130, 246, 0.9);
    backdrop-filter: blur(10px);
    border: none;
    width: 80px;
    height: 80px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 8px 24px rgba(59, 130, 246, 0.4);
    pointer-events: all;
}

.simple-play-btn:hover {
    background: rgba(59, 130, 246, 1);
    transform: scale(1.1);
    box-shadow: 0 12px 32px rgba(59, 130, 246, 0.6);
}

.simple-play-btn:active {
    transform: scale(0.95);
}

.header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--gray-900);
    cursor: pointer;
    transition: transform var(--transition-fast);
    perspective: 1000px;
}

.logo:hover {
    transform: scale(1.05);
}

.logo-image {
    height: 80px;
    width: auto;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    filter: drop-shadow(0 2px 8px rgba(59, 130, 246, 0.3));
    transform-style: preserve-3d;
}

.logo:hover .logo-image {
    transform: scale(1.1);
    filter: drop-shadow(0 4px 12px rgba(59, 130, 246, 0.4));
}

.nav {
    display: flex;
    gap: 2rem;
}

.nav-link {
    color: var(--gray-600);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.95rem;
    position: relative;
    padding: 0.5rem 0;
    transition: color var(--transition-fast);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--primary-blue), var(--light-blue));
    transition: width var(--transition-normal);
}

.nav-link:hover,
.nav-link.active {
    color: var(--primary-blue);
}

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

/* ========================================
   Hero Section
   ======================================== */
.hero {
    padding: 6rem 0 4rem;
    text-align: center;
    animation: fadeInUp 0.8s ease;
}

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

.hero-title {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1rem;
    color: var(--gray-900);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
}

.logo-title {
    font-size: clamp(4rem, 8vw, 6rem);
    font-weight: 900;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    filter: drop-shadow(0 0 30px rgba(59, 130, 246, 0.6)) drop-shadow(0 0 60px rgba(59, 130, 246, 0.4));
    animation: logoGlow 3s ease-in-out infinite;
}

@keyframes logoGlow {
    0%, 100% { 
        filter: drop-shadow(0 0 30px rgba(59, 130, 246, 0.6)) drop-shadow(0 0 60px rgba(59, 130, 246, 0.4));
        transform: scale(1);
    }
    50% { 
        filter: drop-shadow(0 0 40px rgba(59, 130, 246, 0.8)) drop-shadow(0 0 80px rgba(59, 130, 246, 0.5));
        transform: scale(1.02);
    }
}

.subtitle-text {
    font-size: clamp(1.5rem, 3vw, 2rem);
    font-weight: 600;
    color: var(--gray-700);
}

.gradient-text {
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--light-blue) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: gradientFlow 3s ease infinite;
    filter: drop-shadow(0 0 20px rgba(59, 130, 246, 0.5));
    text-shadow: 0 0 30px rgba(59, 130, 246, 0.3);
    position: relative;
}

.gradient-text::after {
    content: attr(data-text);
    position: absolute;
    left: 0;
    top: 0;
    z-index: -1;
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--light-blue) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    filter: blur(20px);
    opacity: 0.6;
}

@keyframes gradientFlow {
    0%, 100% { filter: hue-rotate(0deg); }
    50% { filter: hue-rotate(10deg); }
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--gray-600);
    margin-bottom: 3rem;
    animation: fadeInUp 0.8s ease 0.2s both;
}

/* ========================================
   Search Container
   ======================================== */
.search-container {
    max-width: 800px;
    margin: 0 auto;
    animation: fadeInUp 0.8s ease 0.4s both;
    position: relative;
    z-index: 100;
}

/* New Simple Search Box */
.search-box-wrapper {
    position: relative;
    width: 100%;
    margin-bottom: 2rem;
    z-index: 100;
}

.search-input-new {
    width: 100%;
    padding: 1.25rem 4.5rem 1.25rem 1.5rem;
    font-size: 1.1rem;
    font-family: inherit;
    font-weight: 500;
    color: var(--gray-800);
    background: rgba(255, 255, 255, 0.95);
    border: 2px solid rgba(59, 130, 246, 0.2);
    border-radius: 16px;
    outline: none;
    transition: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    box-shadow: 0 4px 20px rgba(59, 130, 246, 0.1);
    position: relative;
    z-index: 150;
}

.search-input-new::placeholder {
    color: var(--gray-400);
    font-weight: 400;
}

.search-input-new:focus {
    border-color: var(--primary-blue);
    background: rgba(255, 255, 255, 1);
    box-shadow: 0 12px 40px rgba(59, 130, 246, 0.25), 0 0 0 6px rgba(59, 130, 246, 0.08);
    transform: translateY(-4px) scale(1.02);
}

.search-btn-new {
    position: absolute;
    right: 8px;
    top: 50%;
    transform: translateY(-50%);
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary-blue), var(--light-blue));
    border: none;
    border-radius: 12px;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 12px rgba(59, 130, 246, 0.3);
    z-index: 160;
}

.search-btn-new:hover {
    transform: translateY(-50%) scale(1.05);
    box-shadow: 0 6px 20px rgba(59, 130, 246, 0.4);
}

.search-btn-new:active {
    transform: translateY(-50%) scale(0.95);
}

.search-btn-new svg {
    color: white;
    transition: transform 0.3s ease;
}

.search-btn-new:hover svg {
    transform: scale(1.1);
}

/* ========================================
   Media Toggle
   ======================================== */
.media-toggle-container {
    display: flex;
    justify-content: center;
    margin-bottom: 1.5rem;
}

.media-toggle {
    display: inline-flex;
    padding: 0.375rem;
    border-radius: var(--border-radius-sm);
    gap: 0.5rem;
}

.media-btn {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    background: transparent;
    border: none;
    border-radius: 10px;
    color: var(--gray-600);
    font-weight: 600;
    font-size: 0.95rem;
    font-family: inherit;
    cursor: pointer;
    transition: all var(--transition-normal);
}

.media-btn:hover {
    background: rgba(59, 130, 246, 0.1);
    color: var(--primary-blue);
}

.media-btn.active {
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--light-blue) 100%);
    color: white;
    box-shadow: 0 4px 12px rgba(59, 130, 246, 0.3);
}

.media-btn svg {
    transition: transform var(--transition-fast);
}

.media-btn:hover svg {
    transform: scale(1.1);
}

/* ========================================
   Tags
   ======================================== */
.tags {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
    gap: 0.75rem;
}

.tag-label {
    color: var(--gray-600);
    font-weight: 500;
    font-size: 0.9rem;
}

.tag {
    padding: 0.5rem 1rem;
    background: rgba(59, 130, 246, 0.1);
    border: 1px solid rgba(59, 130, 246, 0.2);
    border-radius: 20px;
    color: var(--primary-blue);
    font-size: 0.9rem;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.tag:hover {
    background: var(--primary-blue);
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(59, 130, 246, 0.3);
}

/* ========================================
   Stats Section
   ======================================== */
.stats {
    padding: 3rem 0;
    animation: fadeInUp 0.8s ease 0.6s both;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
}

.stat-card {
    padding: 2rem;
    border-radius: var(--border-radius);
    text-align: center;
    transition: all var(--transition-normal);
    animation: scaleIn 0.5s ease backwards;
}

.stat-card:nth-child(1) { animation-delay: 0.1s; }
.stat-card:nth-child(2) { animation-delay: 0.2s; }
.stat-card:nth-child(3) { animation-delay: 0.3s; }
.stat-card:nth-child(4) { animation-delay: 0.4s; }

@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.8);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

.stat-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 40px rgba(59, 130, 246, 0.2);
}

.stat-icon {
    width: 60px;
    height: 60px;
    margin: 0 auto 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    animation: bounce 2s ease infinite;
    filter: drop-shadow(0 4px 12px rgba(59, 130, 246, 0.3));
}

.stat-icon svg {
    width: 100%;
    height: 100%;
    transition: transform var(--transition-normal);
}

.stat-card:hover .stat-icon svg {
    transform: scale(1.1) rotate(5deg);
}

.stat-card:nth-child(1) .stat-icon { animation-delay: 0s; }
.stat-card:nth-child(2) .stat-icon { animation-delay: 0.5s; }
.stat-card:nth-child(3) .stat-icon { animation-delay: 1s; }
.stat-card:nth-child(4) .stat-icon { animation-delay: 1.5s; }

@keyframes bounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--light-blue) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
    margin-bottom: 0.5rem;
}

.stat-label {
    color: var(--gray-600);
    font-size: 0.9rem;
    font-weight: 500;
}

/* ========================================
   Results Section
   ======================================== */
.results {
    padding: 3rem 0 6rem;
}

.results-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
}

.results-title {
    font-size: 2rem;
    font-weight: 700;
    color: var(--gray-900);
}

.view-options {
    display: flex;
    gap: 0.5rem;
}

.view-btn {
    padding: 0.75rem;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius-sm);
    color: var(--gray-600);
    cursor: pointer;
    transition: all var(--transition-fast);
    backdrop-filter: blur(10px);
}

.view-btn:hover,
.view-btn.active {
    background: var(--primary-blue);
    color: white;
    transform: translateY(-2px);
}

/* ========================================
   Loading Spinner
   ======================================== */
.loading {
    text-align: center;
    padding: 4rem 0;
    display: none;
}

.loading.active {
    display: block;
}

.spinner {
    width: 50px;
    height: 50px;
    margin: 0 auto 1rem;
    border: 4px solid var(--blue-100);
    border-top-color: var(--primary-blue);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

.loading p {
    color: var(--gray-600);
    font-size: 1rem;
}

/* ========================================
   Video Grid
   ======================================== */
.video-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.video-card {
    border-radius: var(--border-radius);
    overflow: hidden;
    cursor: pointer;
    transition: all var(--transition-normal);
    position: relative;
    animation: fadeInScale 0.5s ease backwards;
}

@keyframes fadeInScale {
    from {
        opacity: 0;
        transform: scale(0.9);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

.video-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(59, 130, 246, 0.2);
}

.video-thumbnail {
    position: relative;
    width: 100%;
    aspect-ratio: 16 / 9;
    overflow: hidden;
    background: var(--gray-200);
}

.video-thumbnail img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.video-card:hover .video-thumbnail img {
    transform: scale(1.1);
}

.video-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.7) 0%, transparent 50%);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity var(--transition-normal);
}

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

.play-icon {
    width: 64px;
    height: 64px;
    background: rgba(255, 255, 255, 0.95);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-blue);
    transform: scale(0.8);
    transition: all var(--transition-normal);
}

.video-card:hover .play-icon {
    transform: scale(1);
    box-shadow: 0 8px 24px rgba(59, 130, 246, 0.4);
}

.video-duration {
    position: absolute;
    bottom: 0.75rem;
    right: 0.75rem;
    padding: 0.25rem 0.5rem;
    background: rgba(0, 0, 0, 0.8);
    color: white;
    font-size: 0.75rem;
    font-weight: 600;
    border-radius: 6px;
    backdrop-filter: blur(10px);
}

.video-info {
    padding: 1.25rem;
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
}

.video-title {
    font-size: 1rem;
    font-weight: 600;
    color: var(--gray-900);
    margin-bottom: 0.5rem;
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.video-author {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--gray-600);
    font-size: 0.9rem;
}

.video-author svg {
    width: 16px;
    height: 16px;
}

/* ========================================
   Load More Button
   ======================================== */
.load-more-container {
    text-align: center;
    margin-top: 3rem;
}

.load-more-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1rem 2rem;
    border-radius: var(--border-radius);
    border: none;
    font-size: 1rem;
    font-weight: 600;
    color: var(--primary-blue);
    cursor: pointer;
    transition: all var(--transition-normal);
}

.load-more-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 40px rgba(59, 130, 246, 0.2);
    background: rgba(59, 130, 246, 0.1);
}

.load-more-btn svg {
    transition: transform var(--transition-fast);
}

.load-more-btn:hover svg {
    transform: translateY(3px);
}

.load-more-btn.hidden {
    display: none;
}

/* ========================================
   Modal
   ======================================== */
.modal {
    position: fixed;
    inset: 0;
    z-index: 2000;
    display: none;
    align-items: center;
    justify-content: center;
    padding: 2rem;
    animation: fadeIn var(--transition-normal);
}

.modal.active {
    display: flex;
}

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

.modal-backdrop {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    cursor: pointer;
}

.modal-content {
    position: relative;
    max-width: 700px;
    width: 100%;
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    animation: modalSlideUp 0.4s ease;
    z-index: 1;
    display: flex;
    flex-direction: column;
}

@keyframes modalSlideUp {
    from {
        opacity: 0;
        transform: translateY(50px) scale(0.95);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.modal-close {
    position: absolute;
    top: 1rem;
    right: 1rem;
    width: 40px;
    height: 40px;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(10px);
    border: none;
    border-radius: 50%;
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    z-index: 10;
    transition: all var(--transition-fast);
}

.modal-close:hover {
    background: rgba(0, 0, 0, 0.8);
    transform: rotate(90deg);
}

.modal-video {
    width: 100%;
    background: black;
    flex-shrink: 0;
    max-height: 400px;
    overflow: hidden;
}

.modal-video video {
    width: 100%;
    height: 100%;
    display: block;
    object-fit: cover;
}

.modal-info {
    padding: 1.5rem;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
}

.modal-title {
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 0.75rem;
}

.modal-meta {
    display: flex;
    gap: 1.5rem;
    margin-bottom: 1rem;
}

.modal-author,
.modal-duration {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--gray-600);
    font-size: 0.875rem;
}

/* Quality Selector */
.quality-selector {
    margin-bottom: 1rem;
}

.quality-label {
    display: block;
    font-weight: 600;
    color: var(--gray-700);
    margin-bottom: 0.5rem;
    font-size: 0.875rem;
}

.quality-options {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.quality-btn {
    padding: 0.4rem 0.875rem;
    background: rgba(59, 130, 246, 0.1);
    border: 1px solid rgba(59, 130, 246, 0.2);
    border-radius: 8px;
    color: var(--primary-blue);
    font-size: 0.8rem;
    font-weight: 600;
    font-family: inherit;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.quality-btn:hover {
    background: rgba(59, 130, 246, 0.15);
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(59, 130, 246, 0.2);
}

.quality-btn.active {
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--light-blue) 100%);
    color: white;
    border-color: transparent;
    box-shadow: 0 4px 12px rgba(59, 130, 246, 0.3);
}

.quality-btn .quality-size {
    font-size: 0.75rem;
    opacity: 0.8;
    margin-left: 0.25rem;
}

.download-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.875rem 1.75rem;
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--light-blue) 100%);
    color: white;
    text-decoration: none;
    border: none;
    border-radius: var(--border-radius-sm);
    font-weight: 600;
    font-size: 1rem;
    font-family: inherit;
    cursor: pointer;
    transition: all var(--transition-normal);
    box-shadow: 0 4px 12px rgba(59, 130, 246, 0.3), 0 0 20px rgba(59, 130, 246, 0.2);
    position: relative;
    overflow: hidden;
}

.download-btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.download-btn:hover::before {
    width: 300px;
    height: 300px;
}

.download-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(59, 130, 246, 0.4), 0 0 30px rgba(59, 130, 246, 0.3);
}

.download-btn svg {
    position: relative;
    z-index: 1;
}

.download-btn span {
    position: relative;
    z-index: 1;
}

/* ========================================
   Footer
   ======================================== */
.footer {
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.05) 0%, rgba(147, 197, 253, 0.05) 100%);
    border-top: 1px solid rgba(59, 130, 246, 0.1);
    padding: 3rem 0 1.5rem;
    margin-top: 4rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-section h4 {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 1rem;
}

.footer-section p {
    color: var(--gray-600);
    font-size: 0.95rem;
    line-height: 1.6;
}

.footer-section a {
    display: block;
    color: var(--gray-600);
    text-decoration: none;
    font-size: 0.95rem;
    margin-bottom: 0.5rem;
    transition: color var(--transition-fast);
}

.footer-section a:hover {
    color: var(--primary-blue);
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(59, 130, 246, 0.1);
}

.footer-bottom p {
    color: var(--gray-600);
    font-size: 0.9rem;
}

/* ========================================
   Page Sections & Content
   ======================================== */
.page-section {
    display: none;
    animation: fadeInUp 0.5s ease;
}

.page-section.active {
    display: block;
}

.page-content {
    min-height: 60vh;
    padding: 2rem 0;
}

.page-header {
    text-align: center;
    margin-bottom: 3rem;
    padding: 3rem 0 2rem;
}

.page-title {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--gray-900);
}

.page-subtitle {
    font-size: 1.125rem;
    color: var(--gray-600);
    max-width: 600px;
    margin: 0 auto;
}

/* ========================================
   Trending Page
   ======================================== */
.trending-filters {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 3rem;
    flex-wrap: wrap;
}

.filter-btn {
    padding: 0.75rem 1.5rem;
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius-sm);
    color: var(--gray-600);
    font-weight: 600;
    font-size: 0.95rem;
    cursor: pointer;
    transition: all var(--transition-normal);
}

.filter-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(59, 130, 246, 0.15);
}

.filter-btn.active {
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--light-blue) 100%);
    color: white;
    border-color: transparent;
    box-shadow: 0 4px 12px rgba(59, 130, 246, 0.3);
}

/* ========================================
   Categories Page
   ======================================== */
.categories-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.category-card {
    padding: 2.5rem 2rem;
    border-radius: var(--border-radius);
    text-align: center;
    cursor: pointer;
    transition: all var(--transition-normal);
    animation: scaleIn 0.5s ease backwards;
}

.category-card:nth-child(1) { animation-delay: 0.1s; }
.category-card:nth-child(2) { animation-delay: 0.15s; }
.category-card:nth-child(3) { animation-delay: 0.2s; }
.category-card:nth-child(4) { animation-delay: 0.25s; }
.category-card:nth-child(5) { animation-delay: 0.3s; }
.category-card:nth-child(6) { animation-delay: 0.35s; }
.category-card:nth-child(7) { animation-delay: 0.4s; }
.category-card:nth-child(8) { animation-delay: 0.45s; }

.category-card:hover {
    transform: translateY(-10px) scale(1.02);
    box-shadow: 0 20px 40px rgba(59, 130, 246, 0.2);
}

.category-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.1), rgba(96, 165, 250, 0.1));
    border-radius: 20px;
    transition: all var(--transition-normal);
}

.category-card:hover .category-icon {
    transform: scale(1.1) rotate(5deg);
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.15), rgba(96, 165, 250, 0.15));
}

.category-card h3 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 0.75rem;
}

.category-card p {
    color: var(--gray-600);
    font-size: 0.95rem;
    line-height: 1.6;
}

/* ========================================
   About Page
   ======================================== */
.about-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-bottom: 4rem;
}

.about-section {
    padding: 2.5rem;
    border-radius: var(--border-radius);
    transition: all var(--transition-normal);
    animation: fadeInUp 0.6s ease backwards;
}

.about-section:nth-child(1) { animation-delay: 0.1s; }
.about-section:nth-child(2) { animation-delay: 0.2s; }
.about-section:nth-child(3) { animation-delay: 0.3s; }

.about-section:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 40px rgba(59, 130, 246, 0.2);
}

.about-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.1), rgba(96, 165, 250, 0.1));
    border-radius: 50%;
    transition: all var(--transition-normal);
}

.about-section:hover .about-icon {
    transform: scale(1.1) rotate(10deg);
}

.about-section h3 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 1rem;
    text-align: center;
}

.about-section p {
    color: var(--gray-600);
    line-height: 1.8;
    text-align: center;
}

.about-section svg,
.feature-item svg,
.about-icon svg {
    text-decoration: none;
}

.about-section svg path,
.about-section svg line,
.about-section svg polyline,
.about-section svg circle,
.about-section svg rect,
.feature-item svg path,
.feature-item svg line,
.feature-item svg polyline,
.feature-item svg circle,
.feature-item svg rect {
    text-decoration: none !important;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
}

.feature-item {
    padding: 2rem;
    border-radius: var(--border-radius-sm);
    text-align: center;
    transition: all var(--transition-normal);
    animation: scaleIn 0.5s ease backwards;
}

.feature-item:nth-child(1) { animation-delay: 0.4s; }
.feature-item:nth-child(2) { animation-delay: 0.45s; }
.feature-item:nth-child(3) { animation-delay: 0.5s; }
.feature-item:nth-child(4) { animation-delay: 0.55s; }

.feature-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 24px rgba(59, 130, 246, 0.15);
}

.feature-item svg {
    margin-bottom: 1rem;
}

.feature-item h4 {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--gray-900);
    margin-bottom: 0.5rem;
}

.feature-item p {
    color: var(--gray-600);
    font-size: 0.9rem;
    line-height: 1.6;
}

/* ========================================
   Creator Page
   ======================================== */
.creator-profile {
    max-width: 700px;
    margin: 0 auto;
}

.creator-card {
    padding: 3rem;
    border-radius: var(--border-radius-lg);
    text-align: center;
    animation: fadeInUp 0.6s ease;
}

.creator-avatar {
    width: 120px;
    height: 120px;
    margin: 0 auto 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.1), rgba(96, 165, 250, 0.1));
    border-radius: 50%;
    border: 3px solid rgba(59, 130, 246, 0.2);
    transition: all var(--transition-normal);
}

.creator-card:hover .creator-avatar {
    transform: scale(1.05) rotate(5deg);
    border-color: rgba(59, 130, 246, 0.4);
}

.creator-name {
    font-size: 2rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 0.5rem;
}

.creator-role {
    font-size: 1.125rem;
    color: var(--primary-blue);
    font-weight: 600;
    margin-bottom: 1.5rem;
}

.creator-bio {
    color: var(--gray-600);
    line-height: 1.8;
    margin-bottom: 2rem;
    font-size: 1rem;
}

.creator-links {
    display: flex;
    gap: 1rem;
    justify-content: center;
    margin-bottom: 2rem;
    flex-wrap: wrap;
}

.creator-link {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.875rem 1.5rem;
    border-radius: var(--border-radius-sm);
    color: var(--gray-700);
    text-decoration: none;
    font-weight: 600;
    transition: all var(--transition-normal);
}

.creator-link:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(59, 130, 246, 0.2);
    color: var(--primary-blue);
}

.creator-link svg {
    transition: transform var(--transition-fast);
}

.creator-link:hover svg {
    transform: scale(1.1);
}

.contact-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1rem 2rem;
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--light-blue) 100%);
    color: white;
    border: none;
    border-radius: var(--border-radius-sm);
    font-weight: 600;
    font-size: 1rem;
    font-family: inherit;
    cursor: pointer;
    transition: all var(--transition-normal);
    box-shadow: 0 4px 12px rgba(59, 130, 246, 0.3);
}

.contact-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(59, 130, 246, 0.4);
}

/* ========================================
   Legal Pages
   ======================================== */
.legal-content {
    max-width: 900px;
    margin: 0 auto;
    padding: 3rem;
    border-radius: var(--border-radius-lg);
    animation: fadeInUp 0.6s ease;
}

.legal-content h3 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--gray-900);
    margin: 2rem 0 1rem;
}

.legal-content h3:first-child {
    margin-top: 0;
}

.legal-content p {
    color: var(--gray-700);
    line-height: 1.8;
    margin-bottom: 1rem;
}

.legal-content ul {
    margin: 1rem 0 1rem 2rem;
    color: var(--gray-700);
}

.legal-content li {
    margin-bottom: 0.5rem;
    line-height: 1.8;
}

.legal-content a {
    color: var(--primary-blue);
    text-decoration: none;
    font-weight: 600;
    transition: color var(--transition-fast);
}

.legal-content a:hover {
    color: var(--light-blue);
    text-decoration: underline;
}

.legal-date {
    margin-top: 2rem;
    padding-top: 2rem;
    border-top: 1px solid rgba(59, 130, 246, 0.1);
    color: var(--gray-600);
    font-size: 0.95rem;
}

.license-notice {
    text-align: center;
    padding: 2rem;
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.05), rgba(96, 165, 250, 0.05));
    border-radius: var(--border-radius);
    margin-bottom: 2rem;
    border: 2px solid rgba(59, 130, 246, 0.1);
}

.license-notice svg {
    margin-bottom: 1rem;
}

.license-notice h2 {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 0.5rem;
}

.license-notice p {
    color: var(--gray-600);
    font-size: 1rem;
}

.license-allowed,
.license-forbidden {
    margin: 1.5rem 0;
    padding: 1.5rem;
    border-radius: var(--border-radius-sm);
}

.license-allowed {
    background: rgba(34, 197, 94, 0.05);
    border-left: 4px solid #22C55E;
}

.license-forbidden {
    background: rgba(239, 68, 68, 0.05);
    border-left: 4px solid #EF4444;
}

.license-allowed h4 {
    color: #22C55E;
    font-size: 1.125rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.license-forbidden h4 {
    color: #EF4444;
    font-size: 1.125rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.legal-note {
    background: rgba(59, 130, 246, 0.05);
    padding: 1rem 1.5rem;
    border-radius: var(--border-radius-sm);
    border-left: 4px solid var(--primary-blue);
    margin-top: 2rem;
}

/* ========================================
   Responsive Design
   ======================================== */
@media (max-width: 768px) {
    :root {
        --container-padding: 1rem;
        --section-spacing: 3rem;
    }
    
    .header .container {
        flex-direction: column;
        gap: 1rem;
    }
    
    .nav {
        gap: 1rem;
    }
    
    .nav-link {
        font-size: 0.9rem;
    }
    
    .hero {
        padding: 3rem 0 2rem;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    .search-wrapper {
        flex-direction: column;
        align-items: stretch;
        gap: 1rem;
    }
    
    .search-btn {
        width: 100%;
        justify-content: center;
    }
    
    .tags {
        justify-content: flex-start;
    }
    
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1rem;
    }
    
    .stat-card {
        padding: 1.5rem;
    }
    
    .stat-number {
        font-size: 2rem;
    }
    
    .results-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 1rem;
    }
    
    .video-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .modal {
        padding: 1rem;
    }
    
    .modal-info {
        padding: 1.5rem;
    }
    
    .modal-title {
        font-size: 1.25rem;
    }
    
    .modal-meta {
        flex-direction: column;
        gap: 0.75rem;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 1.75rem;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
    }
}

/* ========================================
   Utility Classes
   ======================================== */
.hidden {
    display: none !important;
}

.fade-in {
    animation: fadeIn var(--transition-normal);
}

.slide-up {
    animation: fadeInUp var(--transition-normal);
}

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

/* Selection styling */
::selection {
    background: var(--light-blue);
    color: white;
}

/* Focus styles for accessibility */
*:focus-visible {
    outline: 2px solid var(--primary-blue);
    outline-offset: 2px;
}