/* ==========================================================================
   CHANNEL REAL LOGO CONTAINERS
   ========================================================================== */
.channel-logo-img-wrapper {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    border-radius: var(--radius-sm);
    background: #ffffff;
    border: 1px solid rgba(255, 255, 255, 0.2);
    position: relative;
    overflow: hidden;
    transition: var(--transition-fast);
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.2);
}

.channel-logo-img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    display: block;
    filter: drop-shadow(0 1px 2px rgba(0, 0, 0, 0.12));
    transition: transform var(--transition-fast);
}

/* Sizes */
.channel-logo-img-wrapper.logo-sm {
    width: 32px;
    height: 32px;
    padding: 3px;
    border-radius: 6px;
    background: #ffffff;
}

.channel-logo-img-wrapper.logo-md {
    width: 48px;
    height: 48px;
    padding: 5px;
    border-radius: var(--radius-md);
    background: #ffffff;
    border: 1px solid rgba(255, 255, 255, 0.3);
    box-shadow: 0 3px 10px rgba(0, 0, 0, 0.25);
}

.channel-logo-img-wrapper.logo-lg {
    width: 64px;
    height: 64px;
    padding: 7px;
    border-radius: var(--radius-lg);
    background: #ffffff;
    border: 1px solid rgba(255, 255, 255, 0.3);
    box-shadow: 0 4px 14px rgba(0, 0, 0, 0.3);
}

.quick-card:hover .channel-logo-img-wrapper.logo-lg {
    border-color: rgba(255, 255, 255, 0.6);
    box-shadow: 0 0 16px rgba(255, 255, 255, 0.15), 0 4px 14px rgba(0, 0, 0, 0.3);
}

.quick-card:hover .channel-logo-img {
    transform: scale(1.06);
}

.channel-logo-fallback {
    font-weight: 700;
    font-size: 0.72rem;
    color: #1e293b;
    background: linear-gradient(135deg, #e2e8f0, #cbd5e1);
}

/* ==========================================================================
   MAIN CONTENT AREA
   ========================================================================== */
.main-content {
    flex: 1;
    height: 100%;
    overflow-y: auto;
    background: radial-gradient(circle at 50% 0%, rgba(255, 255, 255, 0.03), transparent 60%), var(--bg-base);
    padding: 78px 36px 36px 36px;
    display: flex;
    flex-direction: column;
}

.content-display {
    max-width: 1280px;
    width: 100%;
    margin: 0 auto;
    height: 100%;
    display: flex;
    flex-direction: column;
}

/* Welcome Screen */
.welcome-screen {
    display: flex;
    flex-direction: column;
    gap: 36px;
    animation: fadeIn 0.4s ease-out;
}

.welcome-hero {
    background: linear-gradient(135deg, rgba(20, 20, 24, 0.8), rgba(12, 12, 15, 0.95));
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-xl);
    padding: 36px 40px;
    position: relative;
    overflow: hidden;
    backdrop-filter: blur(16px);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 32px;
}

.welcome-hero::after {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.04) 0%, transparent 70%);
    pointer-events: none;
}

.welcome-hero-text {
    flex: 1;
    z-index: 2;
}

.welcome-hero-emblem {
    flex-shrink: 0;
    width: 108px;
    height: 108px;
    border-radius: 22px;
    background: linear-gradient(145deg, rgba(28, 28, 34, 0.9), rgba(16, 16, 20, 0.98));
    border: 1px solid rgba(255, 255, 255, 0.16);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 10px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.6), 0 0 20px rgba(255, 255, 255, 0.06);
    z-index: 2;
    transition: transform var(--transition-smooth), box-shadow var(--transition-smooth), border-color var(--transition-smooth);
}

.welcome-hero:hover .welcome-hero-emblem {
    transform: translateY(-3px) scale(1.04);
    border-color: rgba(255, 255, 255, 0.35);
    box-shadow: 0 14px 36px rgba(0, 0, 0, 0.7), 0 0 28px rgba(255, 255, 255, 0.12);
}

.hero-emblem-img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    filter: drop-shadow(0 4px 10px rgba(0, 0, 0, 0.45));
    transition: transform var(--transition-fast);
}

.welcome-hero:hover .hero-emblem-img {
    transform: scale(1.03);
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 14px;
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: var(--radius-full);
    font-size: 0.8rem;
    font-weight: 600;
    color: #ffffff;
    margin-bottom: 16px;
}

button.hero-badge,
.hero-badge-btn {
    cursor: pointer;
    border: 1px solid rgba(255, 255, 255, 0.18);
    background: rgba(255, 255, 255, 0.08);
    color: #ffffff;
    font-family: inherit;
    transition: background var(--transition-fast), border-color var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-fast);
}

button.hero-badge:hover,
.hero-badge-btn:hover {
    background: rgba(255, 255, 255, 0.16);
    border-color: rgba(255, 255, 255, 0.35);
    transform: translateY(-1px);
    box-shadow: 0 0 16px rgba(255, 255, 255, 0.15);
    color: #ffffff;
}

.pulse-dot, .live-dot {
    width: 7px;
    height: 7px;
    background-color: var(--accent-red);
    border-radius: 50%;
    box-shadow: 0 0 8px rgba(239, 68, 68, 0.6);
    display: inline-block;
    animation: pulseRed 2s infinite;
}

@keyframes pulseRed {
    0% {
        box-shadow: 0 0 0 0 rgba(239, 68, 68, 0.5);
    }
    70% {
        box-shadow: 0 0 0 6px rgba(239, 68, 68, 0);
    }
    100% {
        box-shadow: 0 0 0 0 rgba(239, 68, 68, 0);
    }
}

.live-indicator {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.05em;
    color: var(--accent-red);
}

.hero-title {
    font-family: var(--font-heading);
    font-size: 2.1rem;
    font-weight: 700;
    line-height: 1.25;
    margin-bottom: 12px;
    letter-spacing: -0.02em;
}

.hero-subtitle {
    font-size: 1rem;
    color: var(--text-secondary);
    max-width: 720px;
    line-height: 1.6;
}

.hero-subtitle strong {
    color: var(--text-primary);
}

/* Quick Channels Grid with Logos */
.quick-channels-section {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.section-heading {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    border-bottom: 1px solid var(--border-subtle);
    padding-bottom: 10px;
}

.section-heading h3 {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: 700;
}

.section-hint {
    font-size: 0.8rem;
    color: var(--text-muted);
}

.quick-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 18px;
}

.quick-card {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    padding: 20px;
    cursor: pointer;
    transition: var(--transition-base);
    display: flex;
    flex-direction: column;
    gap: 14px;
    backdrop-filter: blur(10px);
    position: relative;
}

.quick-card:hover {
    transform: translateY(-3px);
    border-color: var(--border-hover);
    background: var(--bg-surface-hover);
    box-shadow: 0 8px 24px -5px rgba(0, 0, 0, 0.6), 0 0 16px rgba(255, 255, 255, 0.06);
}

.card-top {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.card-main-info {
    display: flex;
    align-items: center;
    gap: 14px;
}

.card-category-tag {
    font-size: 0.72rem;
    font-weight: 600;
    text-transform: uppercase;
    color: var(--text-muted);
}

.card-live {
    font-size: 0.7rem;
    font-weight: 700;
    color: var(--accent-red);
    display: flex;
    align-items: center;
    gap: 4px;
}

.card-title {
    font-family: var(--font-heading);
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--text-primary);
}

.card-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 0.82rem;
    color: var(--text-secondary);
    margin-top: auto;
    padding-top: 10px;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.card-play-action {
    color: var(--primary-light);
    display: flex;
    align-items: center;
    gap: 4px;
    font-weight: 600;
}

/* Star Favorite Button */
.btn-card-fav {
    background: transparent;
    border: none;
    color: var(--text-muted);
    font-size: 1.1rem;
    cursor: pointer;
    padding: 4px;
    border-radius: var(--radius-sm);
    transition: var(--transition-fast);
    line-height: 1;
}

.btn-card-fav:hover,
.btn-card-fav.favorited {
    color: var(--accent-gold);
    transform: scale(1.15);
}

/* ==========================================================================
   INTEGRATED PLAYER VIEW
   ========================================================================== */
.player-view-container {
    display: flex;
    flex-direction: column;
    gap: 18px;
    animation: fadeIn 0.35s ease-out;
    position: relative;
    z-index: 10;
}

.player-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 14px;
    background: var(--bg-surface-elevated);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    padding: 14px 20px;
}

.player-info {
    display: flex;
    align-items: center;
    gap: 14px;
}

.player-title-box {
    display: flex;
    flex-direction: column;
}

.player-title-box h2 {
    font-family: var(--font-heading);
    font-size: 1.4rem;
    font-weight: 700;
    line-height: 1.2;
}

.player-title-box .channel-category-label {
    font-size: 0.8rem;
    color: var(--text-muted);
    display: flex;
    align-items: center;
    gap: 8px;
}

.player-toolbar {
    display: flex;
    align-items: center;
    gap: 10px;
}

.btn-player-action {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: var(--bg-surface);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    color: var(--text-secondary);
    padding: 8px 14px;
    font-size: 0.82rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-fast);
}

.btn-player-action:hover {
    background: var(--bg-surface-hover);
    color: var(--text-primary);
    border-color: var(--border-medium);
}

.btn-player-action.shield-active {
    background: rgba(255, 255, 255, 0.12);
    border-color: rgba(255, 255, 255, 0.3);
    color: #ffffff;
}

.btn-player-action.shield-active:hover {
    background: rgba(255, 255, 255, 0.22);
    border-color: #ffffff;
    color: #ffffff;
    box-shadow: 0 0 12px rgba(255, 255, 255, 0.2);
}

.player-shield-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: rgba(16, 185, 129, 0.08);
    border: 1px solid rgba(16, 185, 129, 0.28);
    border-radius: var(--radius-md);
    color: #34d399;
    padding: 7px 12px;
    font-size: 0.80rem;
    font-weight: 600;
}

/* Video Stage (16:9 Aspect Ratio) */
.video-theater-wrapper {
    position: relative;
    width: 100%;
    min-height: 0;
    min-width: 0;
    aspect-ratio: 16 / 9;
    max-height: calc(100vh - 220px);
    background: #000000;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg), 0 0 35px rgba(0, 0, 0, 0.8);
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: box-shadow var(--transition-smooth);
}

.video-theater-wrapper iframe {
    width: 100%;
    height: 100%;
    border: none;
    background: #000000;
    position: relative;
    z-index: 1;
}

/* Video Loading Spinner Overlay */
.video-loader-overlay {
    position: absolute;
    inset: 0;
    background: rgba(10, 12, 16, 0.9);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 12px;
    z-index: 2;
    transition: opacity var(--transition-base);
    pointer-events: none;
}

.video-loader-overlay.hidden {
    opacity: 0;
    visibility: hidden;
}

.spinner {
    width: 44px;
    height: 44px;
    border: 3px solid rgba(255, 255, 255, 0.15);
    border-top-color: #ffffff;
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

/* Server / Player Selector Section */
.server-selector-card {
    background: var(--bg-surface-elevated);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    padding: 18px 20px;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

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

.server-selector-header h4 {
    font-family: var(--font-heading);
    font-size: 0.95rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 8px;
}

.server-selector-hint {
    font-size: 0.75rem;
    color: var(--text-muted);
}

.servers-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.btn-server-option {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 18px;
    background: var(--bg-surface);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    color: var(--text-secondary);
    font-size: 0.85rem;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition-fast);
}

.btn-server-option:hover {
    background: var(--bg-surface-hover);
    color: var(--text-primary);
    border-color: var(--border-medium);
}

.btn-server-option.active {
    background: #ffffff;
    border-color: #ffffff;
    color: #080808;
    font-weight: 700;
    box-shadow: 0 2px 12px rgba(255, 255, 255, 0.25);
}

/* Stream Tips Note */
.stream-tip-note {
    font-size: 0.8rem;
    color: var(--text-muted);
    padding: 8px 12px;
    background: rgba(0, 0, 0, 0.2);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    gap: 8px;
}

/* ==========================================================================
   SKELETONS & UTILITIES
   ========================================================================== */
.skeleton-wrapper {
    display: flex;
    flex-direction: column;
    gap: 12px;
    padding: 10px;
}

.skeleton {
    background: linear-gradient(90deg, var(--bg-surface-elevated) 25%, var(--bg-surface-hover) 50%, var(--bg-surface-elevated) 75%);
    background-size: 200% 100%;
    animation: shimmer 1.5s infinite;
    border-radius: var(--radius-sm);
}

.skeleton-category {
    height: 38px;
    width: 100%;
}

.skeleton-channel {
    height: 30px;
    width: 85%;
    margin-left: 15px;
}

.btn-icon {
    background: transparent;
    border: none;
    color: var(--text-primary);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 6px;
    border-radius: var(--radius-sm);
    transition: var(--transition-fast);
}

.btn-icon:hover {
    background: var(--bg-surface-hover);
}

.empty-search-state {
    padding: 30px 15px;
    text-align: center;
    color: var(--text-muted);
    font-size: 0.88rem;
}

/* ==========================================================================
   ANIMATIONS
   ========================================================================== */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(6px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

@keyframes pulse {
    0% {
        box-shadow: 0 0 0 0 rgba(239, 68, 68, 0.7);
    }
    70% {
        box-shadow: 0 0 0 8px rgba(239, 68, 68, 0);
    }
    100% {
        box-shadow: 0 0 0 0 rgba(239, 68, 68, 0);
    }
}

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

/* ==========================================================================
   RESPONSIVE DESIGN (MEDIA QUERIES)
   ========================================================================== */
@media (max-width: 1024px) {
    .main-content {
        padding: 74px 20px 20px 20px;
    }
    .welcome-hero {
        padding: 28px;
    }
    .hero-title {
        font-size: 1.8rem;
    }
}

@media (max-width: 768px) {
    .mobile-header {
        display: flex;
    }

    .welcome-hero {
        flex-direction: column;
        align-items: flex-start;
        padding: 24px 20px;
        gap: 16px;
    }

    .welcome-hero-emblem {
        display: none;
    }

    .app-layout {
        flex-direction: column;
        height: calc(100vh - 58px);
    }

    /* Mobile Drawer */
    .sidebar {
        position: fixed;
        top: 0;
        left: 0;
        bottom: 0;
        width: 85%;
        max-width: 320px;
        transform: translateX(-100%);
        box-shadow: var(--shadow-lg);
        z-index: 1250; /* Superior to floating-nav-capsule (1100) */
    }

    .sidebar.open {
        transform: translateX(0);
    }

    .close-mobile {
        display: flex;
    }

    .sidebar-backdrop {
        position: fixed;
        inset: 0;
        background: rgba(0, 0, 0, 0.7);
        backdrop-filter: blur(4px);
        z-index: 1200; /* Superior to floating-nav-capsule (1100) */
        display: none;
    }

    .sidebar-backdrop.active {
        display: block;
    }

    body.sidebar-open .floating-nav-capsule {
        opacity: 0 !important;
        pointer-events: none !important;
        transform: translateX(-50%) translateY(-12px) !important;
    }

    .main-content {
        padding: 68px 16px 16px 16px;
    }

    .welcome-hero {
        padding: 20px;
    }

    .hero-title {
        font-size: 1.5rem;
    }

    .player-header {
        flex-direction: column;
        align-items: flex-start;
    }

    .player-toolbar {
        width: 100%;
        justify-content: space-between;
        flex-wrap: wrap;
    }

    .btn-player-action {
        flex: 1 1 calc(50% - 6px);
        justify-content: center;
    }
}