:root {
    /* Color Palette */
    --bg-primary: #0a0e17; /* Very dark blue/black */
    --bg-secondary: #121929; /* Slightly lighter dark blue */
    --accent-primary: #00d2ff; /* Vibrant cyan */
    --accent-secondary: #3a7bd5; /* Deep blue gradient end */
    --text-primary: #f0f4f8; /* Off-white for readability */
    --text-secondary: #a0aec0; /* Muted grey/blue */
    --glass-bg: rgba(18, 25, 41, 0.6);
    --glass-border: rgba(255, 255, 255, 0.08);
    
    /* Typography */
    --font-primary: 'Inter', system-ui, -apple-system, sans-serif;
    
    /* Layout */
    --sidebar-width: 260px;
    --navbar-height: 80px;
    --border-radius-lg: 16px;
    --border-radius-md: 12px;
    --border-radius-sm: 8px;
    
    /* Transitions */
    --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-smooth: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
    font-family: var(--font-primary);
    background-color: var(--bg-primary);
    color: var(--text-primary);
    min-height: 100vh;
    display: flex;
    overflow-x: hidden;
}

/* --- Landing Page --- */
.landing-page {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: 9999;
    background-color: var(--bg-primary);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    transition: opacity 0.8s cubic-bezier(0.4, 0, 0.2, 1), visibility 0.8s;
}

.landing-page::before {
    content: '';
    position: absolute;
    inset: 0;
    background: url('images/final.jpg') center/cover no-repeat;
    opacity: 0.52; /* Using user-provided final.jpg at 0.52 opacity for optimal contrast and detail */
    z-index: 0;
    pointer-events: none;
}

.landing-page.fade-out {
    opacity: 0;
    visibility: hidden;
}

.landing-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to bottom, rgba(10, 14, 23, 0.4) 0%, rgba(10, 14, 23, 0.85) 100%);
    z-index: 1;
    pointer-events: none;
}

.landing-content {
    position: relative;
    z-index: 2;
    display: flex;
    flex-direction: column;
    align-items: center;
    width: 100%;
    max-width: 1000px;
    padding: 0 24px;
    animation: slideUp 1s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

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

.landing-logo {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 24px;
}

.landing-logo-img {
    width: 48px;
    height: 48px;
    object-fit: contain;
    filter: drop-shadow(0 0 10px rgba(0, 210, 255, 0.5));
}

.landing-logo h1 {
    font-size: 2.2rem;
    font-weight: 800;
    letter-spacing: -1px;
    background: linear-gradient(135deg, #fff 0%, #a0aec0 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* Landing Layout Grid */
.landing-main-grid {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 48px;
    width: 100%;
    align-items: center;
}

.landing-left-col {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    text-align: left;
    width: 100%;
}

.landing-right-col {
    display: flex;
    justify-content: center;
    align-items: center;
    width: 100%;
}

.landing-copy {
    text-align: left;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

.landing-copy h2 {
    font-size: 2.8rem;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 12px;
    letter-spacing: -1px;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.6);
}

.landing-copy p.landing-desc {
    font-size: 1.05rem;
    color: #cbd5e1; /* Lighter color for contrast */
    text-shadow: 0 1px 3px rgba(0, 0, 0, 0.6);
    line-height: 1.5;
    margin-bottom: 24px;
    max-width: 500px;
}

.landing-search-container {
    width: 100%;
    max-width: 480px;
    position: relative;
    margin-bottom: 24px;
    border-radius: 100px;
    transition: transform var(--transition-smooth), box-shadow var(--transition-smooth);
}

.landing-search-container:focus-within {
    transform: scale(1.02);
    box-shadow: 0 0 30px rgba(0, 210, 255, 0.2), inset 0 0 20px rgba(255, 255, 255, 0.05);
    border-color: rgba(0, 210, 255, 0.5);
}

.landing-search-icon {
    position: absolute;
    left: 20px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 1.25rem;
    color: var(--text-secondary);
}

.landing-search-input {
    width: 100%;
    padding: 16px 20px 16px 52px;
    border-radius: 100px;
    border: none;
    background: transparent;
    color: var(--text-primary);
    font-family: var(--font-primary);
    font-size: 1.1rem;
    outline: none;
}

.landing-search-input::placeholder {
    color: rgba(255, 255, 255, 0.4);
}

/* Landing Features */
.landing-features {
    display: flex;
    flex-direction: column;
    gap: 16px;
    margin-bottom: 28px;
    width: 100%;
}

.feature-item {
    display: flex;
    gap: 14px;
    align-items: flex-start;
}

.feature-item i {
    font-size: 1.1rem;
    color: var(--accent-primary);
    margin-top: 3px;
    filter: drop-shadow(0 0 5px rgba(0, 210, 255, 0.3));
}

.feature-item h4 {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 2px;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.6);
}

.feature-item p {
    font-size: 0.85rem;
    color: #cbd5e1; /* Lighter color for contrast */
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.5);
    line-height: 1.4;
}

.skip-btn {
    background: transparent;
    border: 1px solid var(--glass-border);
    color: var(--text-secondary);
    padding: 12px 24px;
    border-radius: 100px;
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-fast);
    display: flex;
    align-items: center;
    gap: 8px;
}

.skip-btn:hover {
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-primary);
    border-color: rgba(255, 255, 255, 0.2);
    gap: 12px;
}

/* Demo Video Card */
.demo-video-card {
    width: 100%;
    max-width: 360px;
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    box-shadow: 0 20px 45px rgba(0, 0, 0, 0.6);
    border: 1px solid var(--glass-border);
}

.demo-video-header {
    padding: 12px 16px;
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.8rem;
    font-weight: 700;
    text-transform: uppercase;
    color: var(--text-primary);
    background: rgba(255, 255, 255, 0.02);
    border-bottom: 1px solid var(--glass-border);
}

.demo-video-body {
    width: 100%;
    position: relative;
    background: #000;
}

.demo-iframe-wrapper {
    width: 100%;
    aspect-ratio: 16/9;
    position: relative;
}

.demo-iframe-wrapper iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: none;
}

.demo-video-footer {
    padding: 12px 16px;
    font-size: 0.8rem;
    color: var(--text-secondary);
    line-height: 1.4;
    background: rgba(255, 255, 255, 0.02);
    border-top: 1px solid var(--glass-border);
}

/* Glassmorphism Utilities */
.glass {
    background: var(--glass-bg);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--glass-border);
}

/* --- Layout --- */

/* App Wrapper Layout */
#app-wrapper {
    display: flex;
    width: 100%;
    min-height: 100vh;
}

/* Sidebar */
.sidebar {
    width: var(--sidebar-width);
    height: 100vh;
    position: fixed;
    top: 0;
    left: 0;
    z-index: 100;
    display: flex;
    flex-direction: column;
    padding: 24px 16px;
    border-right: 1px solid var(--glass-border);
    transition: transform var(--transition-smooth);
}

.logo-container {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 48px;
    padding: 0 12px;
}

.sidebar-logo-img {
    width: 32px;
    height: 32px;
    object-fit: contain;
    filter: drop-shadow(0 0 5px rgba(0, 210, 255, 0.3));
}

.logo-text {
    font-size: 1.25rem;
    font-weight: 700;
    letter-spacing: -0.5px;
    background: linear-gradient(to right, #fff, var(--text-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.nav-links {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.nav-link {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    border-radius: var(--border-radius-md);
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    transition: all var(--transition-fast);
    cursor: pointer;
}

.nav-link:hover {
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-primary);
}

.nav-link.active {
    background: linear-gradient(90deg, rgba(0, 210, 255, 0.1), transparent);
    color: var(--accent-primary);
    border-left: 3px solid var(--accent-primary);
}

.nav-link i {
    font-size: 1.1rem;
}

/* Main Content Area */
.main-content {
    flex: 1;
    margin-left: var(--sidebar-width);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    transition: margin-left var(--transition-smooth);
}

/* Navbar */
.navbar {
    height: var(--navbar-height);
    position: sticky;
    top: 0;
    z-index: 90;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 40px;
    border-bottom: 1px solid var(--glass-border);
}

.menu-toggle {
    display: none;
    background: none;
    border: none;
    color: var(--text-primary);
    font-size: 1.5rem;
    cursor: pointer;
    padding: 8px;
    border-radius: var(--border-radius-sm);
    transition: background var(--transition-fast);
}

.menu-toggle:hover {
    background: rgba(255, 255, 255, 0.1);
}

.search-container {
    position: relative;
    max-width: 400px;
    width: 100%;
}

.search-icon {
    position: absolute;
    left: 16px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-secondary);
    pointer-events: none;
}

.search-input {
    width: 100%;
    padding: 12px 16px 12px 48px;
    border-radius: 100px;
    border: 1px solid var(--glass-border);
    background: rgba(255, 255, 255, 0.03);
    color: var(--text-primary);
    font-family: var(--font-primary);
    font-size: 0.95rem;
    transition: all var(--transition-fast);
}

.search-input:focus {
    outline: none;
    border-color: var(--accent-primary);
    background: rgba(255, 255, 255, 0.06);
    box-shadow: 0 0 0 4px rgba(0, 210, 255, 0.1);
}

.search-input::placeholder {
    color: var(--text-secondary);
}

/* Content Area */
.content-area {
    padding: 40px;
    flex: 1;
}

.section-header {
    margin-bottom: 32px;
}

.section-title {
    font-size: 2rem;
    font-weight: 700;
    letter-spacing: -0.5px;
    margin-bottom: 8px;
}

.section-subtitle {
    color: var(--text-secondary);
    font-size: 1rem;
}

/* Video Grid */
.video-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); /* Thinner columns for reels */
    gap: 24px;
}

/* Video Card */
.video-card {
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    transition: transform var(--transition-fast), box-shadow var(--transition-fast);
    cursor: pointer;
    text-decoration: none;
    display: flex;
    flex-direction: column;
}

.video-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 24px rgba(0, 0, 0, 0.4);
    border-color: rgba(255, 255, 255, 0.15);
}

.thumbnail-container {
    position: relative;
    width: 100%;
    aspect-ratio: 9 / 16; /* Vertical Reels Format */
    overflow: hidden;
}

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

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

.duration-badge {
    position: absolute;
    bottom: 8px;
    right: 8px;
    background: rgba(0, 0, 0, 0.8);
    color: white;
    padding: 4px 8px;
    border-radius: 4px;
    font-size: 0.75rem;
    font-weight: 600;
    backdrop-filter: blur(4px);
}

/* --- Player View --- */
#player-view {
    display: flex;
    flex-direction: column;
    align-items: center;
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    animation: fadeIn var(--transition-smooth);
}

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

.player-header {
    width: 100%;
    display: flex;
    justify-content: flex-start;
    margin-bottom: 24px;
}

.back-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--glass-border);
    color: var(--text-primary);
    padding: 10px 20px;
    border-radius: var(--border-radius-sm);
    font-size: 1rem;
    font-family: var(--font-primary);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.back-btn:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.2);
    transform: translateX(-4px);
}

.player-container {
    width: 100%;
    max-width: 450px; /* Optimal width for Reels */
    height: 75vh;     /* Fallback height */
    min-height: 400px;
    aspect-ratio: 9/16;
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: 0 24px 48px rgba(0, 0, 0, 0.5);
    flex-shrink: 0;
    position: relative;
    background-color: #000; /* Ensure it has a background color even if glass fails */
}

.iframe-container {
    width: 100%;
    height: 100%;
}

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

.video-info {
    padding: 16px;
}

.video-title {
    color: var(--text-primary);
    font-size: 1.05rem;
    font-weight: 600;
    line-height: 1.4;
    margin-bottom: 8px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.video-meta {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--text-secondary);
    font-size: 0.85rem;
}

.dot-separator {
    width: 3px;
    height: 3px;
    background: var(--text-secondary);
    border-radius: 50%;
}

/* --- News List --- */
.news-list {
    display: flex;
    flex-direction: column;
    gap: 16px;
    width: 100%;
    max-width: 800px;
}

.news-card {
    display: flex;
    flex-direction: column;
    gap: 12px;
    padding: 24px;
    border-radius: var(--border-radius-lg);
    text-decoration: none;
    transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.news-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 24px rgba(0, 0, 0, 0.4);
    border-color: rgba(255, 255, 255, 0.15);
}

.news-source {
    font-size: 0.8rem;
    font-weight: 700;
    color: var(--accent-primary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.news-title {
    color: var(--text-primary);
    font-size: 1.25rem;
    font-weight: 600;
    line-height: 1.4;
}

.news-desc {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.5;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.news-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 8px;
    padding-top: 16px;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.news-date {
    color: var(--text-secondary);
    font-size: 0.85rem;
}

.read-more {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--accent-primary);
    font-size: 0.9rem;
    font-weight: 600;
    transition: gap var(--transition-fast);
}

.news-card:hover .read-more {
    gap: 12px;
}

/* Empty State / Not Found */
.empty-state {
    text-align: center;
    padding: 64px 24px;
    grid-column: 1 / -1;
}

.empty-state i {
    font-size: 3rem;
    color: var(--text-secondary);
    margin-bottom: 16px;
    opacity: 0.5;
}

.empty-state h3 {
    font-size: 1.25rem;
    margin-bottom: 8px;
}

.empty-state p {
    color: var(--text-secondary);
}

/* Responsive Design */
@media (max-width: 1024px) {
    .video-grid {
        grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    }
}

@media (max-width: 768px) {
    :root {
        --sidebar-width: 240px;
    }

    .sidebar {
        transform: translateX(-100%);
    }

    .sidebar.open {
        transform: translateX(0);
        box-shadow: 10px 0 30px rgba(0, 0, 0, 0.5);
    }

    .main-content {
        margin-left: 0;
    }

    .menu-toggle {
        display: block;
    }

    .navbar {
        padding: 0 20px;
        gap: 16px;
    }

    .search-container {
        max-width: none;
    }

    .content-area {
        padding: 24px 20px;
    }

    .video-grid {
        grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
        gap: 16px;
    }

    .video-info {
        padding: 12px;
    }

    .video-title {
        font-size: 0.95rem;
    }
}

@media (max-width: 480px) {
    .video-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 12px;
    }

    .video-info {
        padding: 10px;
    }

    .video-title {
        font-size: 0.85rem;
        margin-bottom: 4px;
    }

    .video-meta {
        font-size: 0.75rem;
        gap: 4px;
    }

    .duration-badge {
        padding: 2px 6px;
        font-size: 0.7rem;
    }

    .content-area {
        padding: 16px 12px;
    }
}


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

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

.play-icon {
    width: 48px;
    height: 48px;
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(8px);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.5rem;
    transform: scale(0.8);
    transition: transform var(--transition-fast);
}

.video-card:hover .play-icon {
    transform: scale(1);
}

/* Utility classes for toggling views */
.d-none {
    display: none !important;
}

@media (max-width: 768px) {
    .landing-page {
        height: 100vh;
        overflow-y: auto;
        padding: 40px 16px;
        justify-content: flex-start;
        -webkit-overflow-scrolling: touch;
    }
    .landing-content {
        max-width: 600px;
        padding: 0;
    }
    .landing-logo {
        margin-bottom: 32px;
    }
    .landing-main-grid {
        grid-template-columns: 1fr;
        gap: 32px;
    }
    .landing-left-col {
        align-items: center;
        text-align: center;
    }
    .landing-copy {
        text-align: center;
        align-items: center;
    }
    .landing-copy h2 {
        font-size: 2.2rem;
    }
    .landing-copy p.landing-desc {
        text-align: center;
    }
    .landing-search-container {
        margin-bottom: 24px;
    }
    .landing-features {
        align-items: center;
    }
    .feature-item {
        justify-content: center;
        text-align: center;
        flex-direction: column;
        align-items: center;
        gap: 6px;
    }
    .demo-video-card {
        margin: 0 auto;
    }
}

/* Language Selectors */
.landing-lang-selector {
    position: absolute;
    top: 24px;
    right: 24px;
    z-index: 10;
    display: flex;
    gap: 4px;
    padding: 4px;
    border-radius: 100px;
    border: 1px solid var(--glass-border);
}

.navbar-lang-selector {
    display: flex;
    gap: 4px;
    padding: 4px;
    border-radius: 100px;
    border: 1px solid var(--glass-border);
}

.lang-btn {
    background: transparent;
    border: none;
    color: var(--text-secondary);
    padding: 8px 16px;
    border-radius: 100px;
    font-size: 0.85rem;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 6px;
    transition: all var(--transition-fast);
}

.flag-icon {
    width: 18px;
    height: 12px;
    object-fit: cover;
    border-radius: 2px;
    display: inline-block;
    vertical-align: middle;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.4);
}

.lang-btn:hover {
    color: var(--text-primary);
    background: rgba(255, 255, 255, 0.05);
}

.lang-btn.active {
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    color: var(--bg-primary);
}

@media (max-width: 768px) {
    .landing-lang-selector {
        top: 16px;
        right: 16px;
    }
    .navbar-lang-selector {
        padding: 2px;
    }
    .lang-btn {
        padding: 6px 12px;
        font-size: 0.75rem;
        gap: 4px;
    }
}