/* ==========================================================================
   RESET & VARIABLES
   ========================================================================== */
:root {
    --bg-color: #0B0B0F;
    --card-bg: rgba(255, 255, 255, 0.04);
    --card-border: rgba(255, 255, 255, 0.08);
    --glass-bg: rgba(11, 11, 15, 0.65);
    --glass-border: rgba(255, 255, 255, 0.12);
    --accent-blue: #3B82F6;
    --accent-glow: rgba(59, 130, 246, 0.4);
    --text-main: #FFFFFF;
    --text-muted: #A1A1AA;
    --radius-lg: 20px;
    --radius-md: 12px;
    --transition-fast: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-smooth: 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background-color: var(--bg-color);
    color: var(--text-main);
    overflow-x: hidden;
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
}

/* ==========================================================================
   DYNAMIC BACKGROUND OVERLAY
   ========================================================================== */
.dynamic-bg {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background-size: cover;
    background-position: center;
    filter: blur(80px) brightness(0.4);
    transform: scale(1.1);
    z-index: -2;
    transition: background-image 1s ease-in-out;
}

.bg-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: radial-gradient(circle at 50% 20%, rgba(11, 11, 15, 0.2) 0%, var(--bg-color) 85%);
    z-index: -1;
}

.app-wrapper {
    position: relative;
    z-index: 1;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem 4rem 2rem;
}

/* ==========================================================================
   NAVBAR
   ========================================================================== */
.navbar {
    position: sticky;
    top: 0;
    z-index: 100;
    padding: 1.25rem 0;
    margin-bottom: 2rem;
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    padding: 0.75rem 1.5rem;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
}

.brand-logo img {
    height: 32px;
    display: block;
}

.search-box {
    position: relative;
    display: flex;
    align-items: center;
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 50px;
    padding: 0.5rem 1rem;
    width: 280px;
    transition: var(--transition-fast);
}

.search-box:focus-within {
    border-color: var(--accent-blue);
    box-shadow: 0 0 15px var(--accent-glow);
    width: 340px;
}

.search-icon {
    color: var(--text-muted);
    margin-right: 0.5rem;
}

.search-box input {
    background: transparent;
    border: none;
    outline: none;
    color: var(--text-main);
    font-size: 0.9rem;
    width: 100%;
}

/* ==========================================================================
   HERO & VIDEO PLAYER
   ========================================================================== */
.hero-section {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    margin-bottom: 3.5rem;
}

.player-wrapper {
    position: relative;
    width: 100%;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.8), 0 0 40px rgba(0, 0, 0, 0.5);
    border: 1px solid var(--glass-border);
    aspect-ratio: 16 / 9;
    background: #000;
}

.video-js {
    width: 100%;
    height: 100%;
    font-family: 'Inter', sans-serif;
}

.video-info {
    animation: fadeIn 0.5s ease-out;
}

.info-badges {
    display: flex;
    gap: 0.75rem;
    margin-bottom: 0.75rem;
}

.badge {
    font-size: 0.75rem;
    padding: 0.35rem 0.8rem;
    border-radius: 50px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.badge-category {
    background: var(--accent-blue);
    color: #fff;
}

.badge-year, .badge-duration {
    background: rgba(255, 255, 255, 0.1);
    color: var(--text-muted);
    border: 1px solid rgba(255, 255, 255, 0.05);
}

.video-title {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    letter-spacing: -0.5px;
}

.video-description {
    color: var(--text-muted);
    font-size: 1rem;
    line-height: 1.6;
    max-width: 800px;
}

/* ==========================================================================
   CAROUSEL & GRID PLAYLISTS
   ========================================================================== */
.section-container {
    margin-bottom: 3.5rem;
}

.section-title {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 1.25rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: #E4E4E7;
}

.section-title i {
    color: var(--accent-blue);
}

/* Horizontal Scroll */
.horizontal-scroll {
    display: flex;
    gap: 1.25rem;
    overflow-x: auto;
    padding-bottom: 1rem;
    scroll-behavior: smooth;
}

.horizontal-scroll::-webkit-scrollbar {
    height: 6px;
}

.horizontal-scroll::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.15);
    border-radius: 10px;
}

/* Cards Base */
.card {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: var(--radius-md);
    overflow: hidden;
    cursor: pointer;
    transition: var(--transition-smooth);
    flex-shrink: 0;
    position: relative;
}

.card:hover {
    transform: translateY(-5px) scale(1.02);
    border-color: var(--accent-blue);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.5), 0 0 15px var(--accent-glow);
}

.card.active {
    border: 2px solid var(--accent-blue);
    box-shadow: 0 0 20px var(--accent-glow);
}

.horizontal-card {
    width: 260px;
}

.card-thumb {
    position: relative;
    width: 100%;
    aspect-ratio: 16 / 9;
    background-color: #18181B;
    overflow: hidden;
}

.card-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-smooth);
}

.card:hover .card-thumb img {
    transform: scale(1.08);
}

.card-duration {
    position: absolute;
    bottom: 8px;
    right: 8px;
    background: rgba(0, 0, 0, 0.75);
    backdrop-filter: blur(4px);
    font-size: 0.7rem;
    padding: 2px 6px;
    border-radius: 4px;
    font-weight: 500;
}

.card-body {
    padding: 0.85rem;
}

.card-title {
    font-size: 0.95rem;
    font-weight: 600;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    margin-bottom: 0.25rem;
}

.card-desc {
    font-size: 0.8rem;
    color: var(--text-muted);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    line-height: 1.4;
}

/* Vertical Grid */
.vertical-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1.5rem;
}

/* ==========================================================================
   SKELETON LOADING
   ========================================================================== */
.skeleton {
    background: linear-gradient(90deg, rgba(255,255,255,0.03) 25%, rgba(255,255,255,0.08) 50%, rgba(255,255,255,0.03) 75%);
    background-size: 200% 100%;
    animation: skeleton-loading 1.5s infinite;
    border-radius: var(--radius-md);
}

@keyframes skeleton-loading {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

.skeleton-card {
    height: 200px;
    width: 100%;
}

/* ==========================================================================
   CUSTOM VIDEO.JS MODERN OVERRIDE
   ========================================================================== */
.vjs-windy-theme {
    border-radius: var(--radius-lg);
}

.vjs-windy-theme .vjs-control-bar {
    background: linear-gradient(180deg, transparent 0%, rgba(11, 11, 15, 0.9) 100%) !important;
    height: 4em !important;
    padding: 0 1rem;
}

.vjs-windy-theme .vjs-play-progress {
    background-color: var(--accent-blue) !important;
}

.vjs-windy-theme .vjs-volume-level {
    background-color: var(--accent-blue) !important;
}

.vjs-windy-theme .vjs-big-play-button {
    background-color: rgba(59, 130, 246, 0.85) !important;
    border: none !important;
    border-radius: 50% !important;
    width: 70px !important;
    height: 70px !important;
    line-height: 70px !important;
    backdrop-filter: blur(10px);
    transition: var(--transition-fast) !important;
}

.vjs-windy-theme:hover .vjs-big-play-button {
    background-color: var(--accent-blue) !important;
    transform: scale(1.1);
    box-shadow: 0 0 25px var(--accent-glow);
}

.vjs-windy-theme .vjs-progress-holder {
    height: 5px !important;
    border-radius: 5px;
}

.vjs-windy-theme .vjs-progress-holder .vjs-play-progress:before {
    font-size: 0.9em !important;
}

/* Animations */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

/* ==========================================================================
   RESPONSIVE DESIGN
   ========================================================================== */
@media (max-width: 768px) {
    .app-wrapper {
        padding: 0 1rem 2rem 1rem;
    }
    
    .nav-container {
        flex-direction: column;
        gap: 1rem;
        align-items: stretch;
    }
    
    .search-box, .search-box:focus-within {
        width: 100%;
    }

    .video-title {
        font-size: 1.4rem;
    }

    .horizontal-card {
        width: 200px;
    }
    
    .vertical-grid {
        grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    }
}