/* Global Styles */
:root {
    --sidebar-width: 350px;
    --sidebar-bg: linear-gradient(135deg, #1e3c72 0%, #2a5298 100%);
    --main-bg: #0f172a;
    --accent-color: #3b82f6;
    --hover-color: #1e40af;
    --text-primary: #f8fafc;
    --text-secondary: #94a3b8;
    --border-color: rgba(255, 255, 255, 0.1);
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
}

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

html, body {
    height: 100%;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: var(--main-bg);
    color: var(--text-primary);
    overflow: hidden;
}

.container-fluid {
    height: 100vh;
    padding: 0;
}

.row {
    margin: 0;
    height: 100%;
}

/* Sidebar Styles */
.sidebar {
    background: var(--sidebar-bg);
    padding: 0;
    border-right: 1px solid var(--border-color);
    overflow-y: auto;
    overflow-x: hidden;
    position: relative;
    transition: all 0.3s ease, transform 0.3s ease, left 0.3s ease;
    z-index: 1000;
}

.sidebar-header {
    padding: 1.5rem;
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 0;
    background: inherit;
    z-index: 10;
}

.sidebar-header h4 {
    font-weight: 600;
    margin-bottom: 1rem;
}

.search-container input {
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    border-radius: 8px;
    padding: 0.75rem;
}

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

.search-container input:focus {
    background: rgba(255, 255, 255, 0.15);
    border-color: var(--accent-color);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
    color: var(--text-primary);
}

.sidebar-close {
    border-color: rgba(255, 255, 255, 0.3);
    color: rgba(255, 255, 255, 0.8);
    padding: 0.25rem 0.5rem;
}

.sidebar-close:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.5);
    color: white;
}

/* Channels List */
.channels-list {
    padding: 0;
}

.channel-item {
    display: flex;
    align-items: center;
    padding: 1rem 1.5rem;
    cursor: pointer;
    transition: all 0.2s ease;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    position: relative;
    gap: 1.25rem;
}

.channel-item:hover {
    background: rgba(255, 255, 255, 0.1);
    transform: translateX(5px);
}

.channel-item.active {
    background: rgba(59, 130, 246, 0.2);
    border-left: 4px solid var(--accent-color);
}

.channel-item.active::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 4px;
    background: var(--accent-color);
}

/* Channel Number */
.channel-number {
    background: rgba(59, 130, 246, 0.2);
    color: var(--accent-color);
    border: 1px solid rgba(59, 130, 246, 0.4);
    border-radius: 6px;
    padding: 0.25rem 0.5rem;
    font-size: 0.8rem;
    font-weight: 600;
    min-width: 2rem;
    text-align: center;
    flex-shrink: 0;
}

.channel-item.active .channel-number {
    background: var(--accent-color);
    color: white;
    border-color: var(--accent-color);
}



.channel-name-container {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 2px;
}

.channel-details h6 {
    font-weight: 600;
    margin: 0;
    color: var(--text-primary);
    font-size: 0.95rem;
    flex: 1;
}

.channel-status-indicator {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    flex-shrink: 0;
    transition: all 0.3s ease;
}

.channel-status-indicator.unknown {
    background: rgba(148, 163, 184, 0.4);
    border: 1px solid rgba(148, 163, 184, 0.6);
}

.channel-status-indicator.ok {
    background: #22c55e;
    border: 1px solid #16a34a;
    box-shadow: 0 0 4px rgba(34, 197, 94, 0.4);
}

.channel-status-indicator.error {
    background: #ef4444;
    border: 1px solid #dc2626;
    box-shadow: 0 0 4px rgba(239, 68, 68, 0.4);
    animation: pulse-error 2s infinite;
}

@keyframes pulse-error {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.6; }
}

@keyframes spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.spin {
    animation: spin 1s linear infinite;
}

.channel-details .channel-meta {
    font-size: 0.8rem;
    color: var(--text-secondary);
    margin-top: 2px;
}

.drm-badge {
    font-size: 0.7rem;
    padding: 2px 6px;
    border-radius: 4px;
    text-transform: uppercase;
    font-weight: 500;
}

.drm-clearkey {
    background: rgba(34, 197, 94, 0.2);
    color: #22c55e;
}

.drm-widevine {
    background: rgba(239, 68, 68, 0.2);
    color: #ef4444;
}

.drm-playready {
    background: rgba(168, 85, 247, 0.2);
    color: #a855f7;
}

.channel-hashtag {
    background: rgba(59, 130, 246, 0.15);
    color: #60a5fa;
    border: 1px solid rgba(59, 130, 246, 0.3);
    padding: 0.2rem 0.5rem;
    border-radius: 12px;
    font-size: 0.7rem;
    font-weight: 500;
    margin-left: 0.5rem;
}

/* Main Content Area */
.main-content {
    background: var(--main-bg);
    display: flex;
    flex-direction: column;
    padding: 0;
    position: relative;
    width: 100%;
    min-height: 100vh;
}

/* Fullscreen Button Overlay */
.fullscreen-btn {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: rgba(0, 0, 0, 0.7);
    border: 1px solid rgba(255, 255, 255, 0.3);
    color: var(--text-primary);
    padding: 0.5rem 0.75rem;
    border-radius: 6px;
    z-index: 10;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.video-container.show-controls .fullscreen-btn {
    opacity: 1;
}

.fullscreen-btn:hover {
    background: rgba(0, 0, 0, 0.9);
    border-color: var(--accent-color);
    color: var(--text-primary);
}

/* Quality Selector */
.quality-selector {
    position: absolute;
    top: 1rem;
    right: 4rem;
    z-index: 10;
}

.quality-btn {
    background: rgba(0, 0, 0, 0.7);
    border: 1px solid rgba(255, 255, 255, 0.3);
    color: var(--text-primary);
    padding: 0.5rem 0.75rem;
    border-radius: 6px;
    opacity: 0;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    backdrop-filter: blur(10px);
}

.video-container.show-controls .quality-btn {
    opacity: 1;
}

.quality-btn:hover {
    background: rgba(0, 0, 0, 0.9);
    border-color: var(--accent-color);
    color: var(--text-primary);
}

.quality-btn span {
    font-size: 0.8rem;
    font-weight: 500;
}

.quality-dropdown {
    position: absolute;
    top: calc(100% + 0.5rem);
    right: 0;
    background: rgba(0, 0, 0, 0.9);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 8px;
    min-width: 150px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all 0.3s ease;
    backdrop-filter: blur(15px);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.5);
}

.quality-dropdown.show {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.quality-item {
    padding: 0.75rem 1rem;
    cursor: pointer;
    transition: background 0.2s ease;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    display: flex;
    flex-direction: column;
}

.quality-item:last-child {
    border-bottom: none;
}

.quality-item:hover {
    background: rgba(255, 255, 255, 0.1);
}

.quality-item.active {
    background: rgba(59, 130, 246, 0.2);
    border-left: 3px solid var(--accent-color);
}

.quality-item span {
    color: var(--text-primary);
    font-weight: 500;
    font-size: 0.9rem;
}

.quality-item small {
    color: var(--text-secondary);
    font-size: 0.75rem;
    margin-top: 0.1rem;
}

/* Info Toggle Button */
.info-toggle-btn {
    position: absolute;
    top: 1rem;
    left: 1rem;
    background: rgba(0, 0, 0, 0.7);
    border: 2px solid rgba(255, 255, 255, 0.3);
    color: white;
    padding: 0.75rem;
    border-radius: 50%;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    z-index: 15;
    backdrop-filter: blur(10px);
}

.video-container.show-controls .info-toggle-btn {
    opacity: 1;
    visibility: visible;
}

.info-toggle-btn:hover {
    background: rgba(0, 0, 0, 0.9);
    border-color: var(--accent-color);
    color: var(--accent-color);
    transform: scale(1.1);
}

.info-toggle-btn i {
    font-size: 1.25rem;
}

/* Channel Name Popup */
.channel-name-popup {
    position: absolute;
    top: 1rem;
    left: 1rem;
    background: rgba(0, 0, 0, 0.8);
    color: white;
    padding: 1rem 1.5rem;
    border-radius: 8px;
    border-left: 4px solid var(--accent-color);
    z-index: 10;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all 0.3s ease;
    max-width: 400px;
    backdrop-filter: blur(10px);
}

.channel-name-popup.show {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.channel-name-popup h5 {
    color: white;
    margin: 0 0 0.25rem 0;
    font-weight: 600;
    font-size: 1rem;
}

.channel-name-popup p {
    color: rgba(255, 255, 255, 0.8);
    margin: 0;
    font-size: 0.8rem;
}

/* Channel Number Display */
.channel-number-display {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: rgba(0, 0, 0, 0.9);
    border: 2px solid var(--accent-color);
    border-radius: 12px;
    padding: 1rem 2rem;
    font-size: 3rem;
    font-weight: bold;
    color: var(--accent-color);
    z-index: 100;
    backdrop-filter: blur(15px);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.5);
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    min-width: 120px;
    text-align: center;
}

.channel-number-display.show {
    opacity: 1;
    visibility: visible;
    transform: translate(-50%, -50%) scale(1);
}

.channel-number-display::before {
    content: 'CH';
    position: absolute;
    top: -0.5rem;
    left: 50%;
    transform: translateX(-50%);
    background: var(--accent-color);
    color: white;
    padding: 0.2rem 0.6rem;
    border-radius: 6px;
    font-size: 0.7rem;
    font-weight: 500;
}

/* Menu Toggle Button */
.menu-toggle-btn {
    position: fixed;
    top: 50%;
    left: 1rem;
    transform: translateY(-50%);
    background: rgba(0, 0, 0, 0.7);
    border: 1px solid rgba(255, 255, 255, 0.3);
    color: var(--text-primary);
    padding: 0.75rem;
    border-radius: 8px;
    z-index: 999;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
}

.menu-toggle-btn.show {
    opacity: 1;
    visibility: visible;
}

.menu-toggle-btn:hover {
    background: rgba(0, 0, 0, 0.9);
    border-color: var(--accent-color);
    color: var(--text-primary);
    transform: translateY(-50%) scale(1.1);
}

/* Always show menu button on mobile */
@media (max-width: 768px) {
    .menu-toggle-btn {
        opacity: 1;
        visibility: visible;
        background: rgba(0, 0, 0, 0.8);
        top: 1rem;
        transform: none;
        padding: 0.5rem;
    }
    
    .menu-toggle-btn:hover {
        transform: none;
    }
}

/* Unmute Overlay */
.unmute-overlay {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: rgba(0, 0, 0, 0.8);
    color: white;
    padding: 1.5rem 2rem;
    border-radius: 25px;
    z-index: 10;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    pointer-events: none;
    backdrop-filter: blur(10px);
    border: 2px solid rgba(255, 255, 255, 0.2);
}

.unmute-overlay.show {
    opacity: 1;
    visibility: visible;
}

.unmute-overlay:hover {
    background: rgba(0, 0, 0, 0.9);
    border-color: var(--accent-color);
    transform: translate(-50%, -50%) scale(1.05);
}

.unmute-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.75rem;
    font-weight: 500;
    text-align: center;
}

.unmute-content i {
    font-size: 2.5rem;
    color: #ef4444;
}

.unmute-content span {
    font-size: 1.1rem;
    font-weight: 600;
}

/* Video Container */
.video-container {
    flex: 1;
    position: relative;
    background: #000;
    width: 100%;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

.video-container.muted {
    cursor: pointer;
}

.video-player {
    width: 100%;
    height: 100%;
    min-height: 100vh;
    object-fit: contain;
    background: #000;
    display: block;
    position: relative;
}

.loading-spinner {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    text-align: center;
    color: var(--text-primary);
    z-index: 1000;
    pointer-events: none;
    background: rgba(0, 0, 0, 0.8);
    padding: 2rem;
    border-radius: 8px;
}

.error-message {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    max-width: 500px;
    width: 90%;
    z-index: 1000;
}

.error-message .alert {
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.3);
    color: var(--text-primary);
}

/* Channel Info Panel */
.channel-info-panel {
    background: rgba(255, 255, 255, 0.02);
    border-top: 1px solid var(--border-color);
    padding: 1.5rem;
    min-height: 120px;
    transition: all 0.3s ease;
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.channel-info-panel.hidden {
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    min-height: 0;
    padding: 0;
    overflow: hidden;
}

.channel-info-panel h6 {
    color: var(--text-primary);
    font-weight: 600;
    margin-bottom: 1rem;
}

.info-grid {
    display: grid;
    gap: 0.75rem;
}

.info-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.info-item strong {
    min-width: 120px;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.info-item span {
    color: var(--text-primary);
    font-size: 0.9rem;
}

.shortcuts {
    display: grid;
    gap: 0.5rem;
    font-size: 0.85rem;
}

.shortcuts div {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-secondary);
}

.shortcuts kbd {
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    padding: 2px 6px;
    border-radius: 4px;
    font-size: 0.75rem;
    min-width: 50px;
    text-align: center;
}

/* Desktop Layout */
@media (min-width: 993px) {
    .container-fluid .row {
        margin: 0;
    }
    
    .sidebar {
        position: fixed;
        left: -100%;
        top: 0;
        height: 100vh;
        width: var(--sidebar-width);
        z-index: 1000;
        transition: left 0.3s ease;
    }
    
    .sidebar.show {
        left: 0;
    }
    
    .main-content {
        margin-left: 0;
        width: 100%;
    }
}

/* Responsive Design */
@media (max-width: 992px) {
    .sidebar {
        position: fixed;
        left: -100%;
        top: 0;
        height: 100vh;
        width: var(--sidebar-width);
        z-index: 1050;
        transition: left 0.3s ease;
    }
    
    .sidebar.show {
        left: 0;
    }
    
    .main-content {
        width: 100%;
        margin-left: 0;
    }
    
    .channel-info-panel .row {
        flex-direction: column;
    }
    
    .channel-info-panel .col-md-4 {
        margin-top: 1rem;
    }
}

@media (max-width: 768px) {
    .top-bar {
        padding: 0.75rem 1rem;
    }
    
    .current-channel-info h5 {
        font-size: 1rem;
    }
    
    .channel-info-panel {
        padding: 1rem;
    }
    
    .info-item {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.25rem;
    }
    
    .info-item strong {
        min-width: auto;
        font-size: 0.8rem;
    }
}

/* Custom Scrollbar */
.sidebar::-webkit-scrollbar {
    width: 6px;
}

.sidebar::-webkit-scrollbar-track {
    background: rgba(255, 255, 255, 0.05);
}

.sidebar::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.2);
    border-radius: 3px;
}

.sidebar::-webkit-scrollbar-thumb:hover {
    background: rgba(255, 255, 255, 0.3);
}

/* Animation Classes */
.fade-in {
    animation: fadeIn 0.3s ease-in;
}

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

.slide-in-left {
    animation: slideInLeft 0.3s ease-out;
}

@keyframes slideInLeft {
    from { transform: translateX(-100%); }
    to { transform: translateX(0); }
}

/* Fullscreen Video Styles */
.video-player:fullscreen {
    background: #000;
    width: 100vw !important;
    height: 100vh !important;
    object-fit: contain;
}

.video-player:-webkit-full-screen {
    background: #000;
    width: 100vw !important;
    height: 100vh !important;
    object-fit: contain;
}

.video-player:-moz-full-screen {
    background: #000;
    width: 100vw !important;
    height: 100vh !important;
    object-fit: contain;
}

/* Hide sidebar when video is fullscreen */
.video-container:fullscreen ~ .sidebar,
.video-container:-webkit-full-screen ~ .sidebar,
.video-container:-moz-full-screen ~ .sidebar {
    display: none !important;
}

/* Hide overlay buttons when in fullscreen */
.video-container:fullscreen .fullscreen-btn,
.video-container:fullscreen .quality-btn,
.video-container:fullscreen .info-toggle-btn,
.video-container:-webkit-full-screen .fullscreen-btn,
.video-container:-webkit-full-screen .quality-btn,
.video-container:-webkit-full-screen .info-toggle-btn,
.video-container:-moz-full-screen .fullscreen-btn,
.video-container:-moz-full-screen .quality-btn,
.video-container:-moz-full-screen .info-toggle-btn {
    display: none !important;
}

/* Hide channel popup when in fullscreen */
.video-container:fullscreen .channel-name-popup,
.video-container:-webkit-full-screen .channel-name-popup,
.video-container:-moz-full-screen .channel-name-popup {
    display: none !important;
}

/* Ensure video container takes full space on large screens */
@media (min-width: 1200px) {
    .video-container {
        min-height: calc(100vh - 140px);
    }
    
    .video-player {
        min-height: calc(100vh - 140px);
    }
}

/* Fix for very large screens */
@media (min-width: 1920px) {
    .video-container {
        min-height: calc(100vh - 160px);
    }
    
    .video-player {
        min-height: calc(100vh - 160px);
    }
}

/* Loading and Error States */
.hidden {
    display: none !important;
}

.loading-spinner .spinner-border {
    width: 3rem;
    height: 3rem;
}

/* Badge Variants */
.badge.bg-success {
    background-color: rgba(34, 197, 94, 0.2) !important;
    color: #22c55e !important;
    border: 1px solid rgba(34, 197, 94, 0.3);
}

.badge.bg-danger {
    background-color: rgba(239, 68, 68, 0.2) !important;
    color: #ef4444 !important;
    border: 1px solid rgba(239, 68, 68, 0.3);
}

.badge.bg-warning {
    background-color: rgba(245, 158, 11, 0.2) !important;
    color: #f59e0b !important;
    border: 1px solid rgba(245, 158, 11, 0.3);
}

.badge.bg-secondary {
    background-color: rgba(148, 163, 184, 0.2) !important;
    color: #94a3b8 !important;
    border: 1px solid rgba(148, 163, 184, 0.3);
}

/* Focus States */
.channel-item:focus {
    outline: 2px solid var(--accent-color);
    outline-offset: -2px;
}

.btn:focus {
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.2);
}

/* Error Notification */
.error-notification {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    background: rgba(220, 53, 69, 0.95);
    color: white;
    padding: 1rem;
    border-radius: 8px;
    max-width: 400px;
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: all 0.3s ease;
    border-left: 4px solid #dc3545;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

.error-notification.show {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.error-notification .error-content {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
}

.error-notification .error-content i {
    font-size: 1.25rem;
    color: white;
    margin-top: 0.1rem;
}

.error-notification .error-text {
    flex: 1;
}

.error-notification .error-text h6 {
    color: white;
    margin: 0 0 0.25rem 0;
    font-weight: 600;
    font-size: 0.9rem;
}

.error-notification .error-text p {
    color: rgba(255, 255, 255, 0.9);
    margin: 0;
    font-size: 0.8rem;
    line-height: 1.3;
}

.error-notification .error-content .btn {
    background: rgba(255, 255, 255, 0.2);
    border: 1px solid rgba(255, 255, 255, 0.3);
    color: white;
    padding: 0.25rem 0.5rem;
    font-size: 0.8rem;
}

.error-notification .error-content .btn:hover {
    background: rgba(255, 255, 255, 0.3);
    border-color: rgba(255, 255, 255, 0.5);
    color: white;
}

/* Always hide exclamation mark icons */
.bi-exclamation-circle,
.bi-exclamation-triangle {
    display: none !important;
}