/* ============================================
   NECOCLÍ TV - Estilos Principales
   Diseño elegante tipo LG Channels
   Optimizado para adultos mayores
   ============================================ */

/* ===== VARIABLES CSS ===== */
:root {
    /* Colores corporativos Necoclí TV */
    --primary-orange: #FF9933;
    --primary-blue: #2B5F8F;
    --accent-blue: #4A9FD8;

    /* Colores de fondo */
    --bg-dark: #0a0a0a;
    --bg-darker: #050505;
    --bg-card: #1a1a1a;
    --bg-hover: #2a2a2a;

    /* Colores de texto */
    --text-primary: #ffffff;
    --text-secondary: #cccccc;
    --text-muted: #888888;

    /* Colores de estado */
    --color-success: #4CAF50;
    --color-error: #f44336;
    --color-warning: #ff9800;
    --color-favorite: #FFD700;

    /* Tamaños de fuente (grandes para adultos mayores) */
    --font-size-huge: 48px;
    --font-size-xlarge: 36px;
    --font-size-large: 28px;
    --font-size-medium: 24px;
    --font-size-normal: 20px;
    --font-size-small: 18px;

    /* Espaciado */
    --spacing-xs: 8px;
    --spacing-sm: 12px;
    --spacing-md: 20px;
    --spacing-lg: 32px;
    --spacing-xl: 48px;

    /* Bordes y sombras */
    --border-radius: 12px;
    --border-radius-lg: 20px;
    --focus-border: 4px solid var(--primary-orange);
    --box-shadow: 0 8px 32px rgba(0, 0, 0, 0.5);
    --box-shadow-lg: 0 12px 48px rgba(0, 0, 0, 0.7);
}

/* ===== RESET Y BASE ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', 'Roboto', 'Arial', sans-serif;
    background: linear-gradient(135deg, var(--bg-darker) 0%, var(--bg-dark) 100%);
    color: var(--text-primary);
    font-size: var(--font-size-normal);
    line-height: 1.6;
    overflow: hidden;
}

.hidden {
    display: none !important;
}

/* ===== PANTALLA DE CARGA ===== */
.loading-screen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--bg-darker) 0%, var(--primary-blue) 100%);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    z-index: 9999;
}

.loading-logo {
    width: 300px;
    height: auto;
    margin-bottom: var(--spacing-lg);
    animation: pulse 2s ease-in-out infinite;
}

.loading-spinner {
    width: 60px;
    height: 60px;
    border: 6px solid rgba(255, 255, 255, 0.2);
    border-top-color: var(--primary-orange);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin-bottom: var(--spacing-md);
}

.loading-text {
    font-size: var(--font-size-large);
    color: var(--text-primary);
    font-weight: 600;
}

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

@keyframes pulse {

    0%,
    100% {
        opacity: 1;
        transform: scale(1);
    }

    50% {
        opacity: 0.8;
        transform: scale(0.95);
    }
}

/* ===== HEADER ===== */
.header {
    background: linear-gradient(90deg, var(--primary-blue) 0%, var(--accent-blue) 100%);
    padding: var(--spacing-md) var(--spacing-lg);
    display: flex;
    justify-content: space-between;
    align-items: center;
    box-shadow: var(--box-shadow);
    position: relative;
    z-index: 100;
}

.header-content {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.header-logo {
    width: 80px;
    height: 80px;
    object-fit: contain;
    filter: drop-shadow(0 4px 8px rgba(0, 0, 0, 0.3));
}

.header-text {
    display: flex;
    flex-direction: column;
}

.header-title {
    font-size: var(--font-size-xlarge);
    font-weight: 700;
    color: var(--text-primary);
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
    letter-spacing: 2px;
}

.header-subtitle {
    font-size: var(--font-size-normal);
    color: rgba(255, 255, 255, 0.9);
    font-weight: 400;
}

.header-info {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: var(--spacing-xs);
}

.current-time {
    font-size: var(--font-size-large);
    font-weight: 600;
    color: var(--text-primary);
}

.channel-count {
    font-size: var(--font-size-normal);
    color: rgba(255, 255, 255, 0.8);
}

/* ===== CONTENEDOR PRINCIPAL ===== */
.main-container {
    display: flex;
    height: calc(100vh - 120px);
    overflow: hidden;
}

/* ===== SIDEBAR ===== */
.sidebar {
    width: 350px;
    background: rgba(26, 26, 26, 0.95);
    backdrop-filter: blur(10px);
    padding: var(--spacing-lg);
    overflow-y: auto;
    border-right: 2px solid rgba(255, 255, 255, 0.1);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.sidebar-title {
    font-size: var(--font-size-large);
    font-weight: 700;
    color: var(--primary-orange);
    margin-bottom: var(--spacing-sm);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.categories-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.category-item {
    padding: var(--spacing-md) var(--spacing-lg);
    background: var(--bg-card);
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: all 0.3s ease;
    border: 2px solid transparent;
    font-size: var(--font-size-medium);
    font-weight: 600;
    color: var(--text-primary);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.category-item:hover {
    background: var(--bg-hover);
    transform: translateX(8px);
}

.category-item.active {
    background: linear-gradient(90deg, var(--primary-orange) 0%, #FF7700 100%);
    border-color: var(--primary-orange);
    box-shadow: 0 4px 16px rgba(255, 153, 51, 0.4);
}

.category-item.focused {
    border: var(--focus-border);
    box-shadow: 0 0 20px rgba(255, 153, 51, 0.6);
}

.category-count {
    background: rgba(255, 255, 255, 0.2);
    padding: 4px 12px;
    border-radius: 20px;
    font-size: var(--font-size-small);
    font-weight: 700;
}

/* ===== BANNER DE AYUDA ===== */
.help-banner {
    margin-top: auto;
    padding: var(--spacing-md);
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--accent-blue) 100%);
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
}

.help-banner h3 {
    font-size: var(--font-size-medium);
    margin-bottom: var(--spacing-sm);
    color: var(--text-primary);
    text-align: center;
}

.help-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-xs) 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

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

.help-key {
    background: rgba(255, 255, 255, 0.2);
    padding: 6px 12px;
    border-radius: 8px;
    font-weight: 700;
    font-size: var(--font-size-normal);
    min-width: 60px;
    text-align: center;
}

.help-desc {
    font-size: var(--font-size-normal);
    color: rgba(255, 255, 255, 0.9);
}

/* ===== ÁREA DE CONTENIDO ===== */
.content {
    flex: 1;
    position: relative;
    background: var(--bg-dark);
    overflow: hidden;
}

/* ===== VISTA DE REPRODUCTOR ===== */
.player-view {
    width: 100%;
    height: 100%;
    position: relative;
    background: #000;
}

.video-player {
    width: 100%;
    height: 100%;
    object-fit: contain;
    background: #000;
}

/* ===== INFORMACIÓN DEL CANAL ===== */
.channel-info {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.95) 0%, transparent 100%);
    padding: var(--spacing-xl) var(--spacing-lg);
    transform: translateY(0);
    transition: transform 0.5s ease;
}

.channel-info.hidden {
    transform: translateY(100%);
}

.channel-info-content {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
}

.channel-number-badge {
    background: linear-gradient(135deg, var(--primary-orange) 0%, #FF7700 100%);
    width: 100px;
    height: 100px;
    border-radius: var(--border-radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-huge);
    font-weight: 900;
    color: var(--text-primary);
    box-shadow: var(--box-shadow-lg);
    flex-shrink: 0;
}

.channel-details {
    flex: 1;
}

.channel-name {
    font-size: var(--font-size-xlarge);
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.8);
}

.channel-category {
    font-size: var(--font-size-medium);
    color: var(--primary-orange);
    font-weight: 600;
}

.favorite-indicator {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    background: rgba(255, 215, 0, 0.2);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--border-radius);
    border: 2px solid var(--color-favorite);
    font-size: var(--font-size-medium);
    font-weight: 700;
    color: var(--color-favorite);
}

.star-icon {
    font-size: var(--font-size-xlarge);
}

/* ===== INDICADOR DE BUFFERING ===== */
.buffering-indicator {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-md);
    background: rgba(0, 0, 0, 0.8);
    padding: var(--spacing-xl);
    border-radius: var(--border-radius-lg);
}

.buffering-spinner {
    width: 80px;
    height: 80px;
    border: 8px solid rgba(255, 255, 255, 0.2);
    border-top-color: var(--primary-orange);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

.buffering-indicator p {
    font-size: var(--font-size-large);
    color: var(--text-primary);
    font-weight: 600;
}

/* ===== MENSAJE DE ERROR ===== */
.error-message {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: rgba(0, 0, 0, 0.9);
    padding: var(--spacing-xl);
    border-radius: var(--border-radius-lg);
    text-align: center;
    max-width: 600px;
    border: 3px solid var(--color-error);
}

.error-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-md);
}

.error-icon {
    font-size: 80px;
}

.error-message h3 {
    font-size: var(--font-size-xlarge);
    color: var(--color-error);
    font-weight: 700;
}

.error-message p {
    font-size: var(--font-size-medium);
    color: var(--text-secondary);
}

.retry-button {
    background: linear-gradient(90deg, var(--primary-orange) 0%, #FF7700 100%);
    color: var(--text-primary);
    border: none;
    padding: var(--spacing-md) var(--spacing-xl);
    font-size: var(--font-size-medium);
    font-weight: 700;
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: all 0.3s ease;
    margin-top: var(--spacing-md);
}

.retry-button:hover {
    transform: scale(1.05);
    box-shadow: 0 8px 24px rgba(255, 153, 51, 0.5);
}

/* ===== CONTROLES DE NAVEGACIÓN (SIEMPRE VISIBLES Y GRANDES) ===== */
.nav-arrow-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(0, 0, 0, 0.7);
    /* Fondo más oscuro */
    color: var(--primary-orange);
    /* Color llamativo */
    border: 3px solid rgba(255, 255, 255, 0.5);
    width: 60px;
    /* Más ancho */
    height: 100px;
    /* Más alto */
    font-size: 40px;
    cursor: pointer;
    z-index: 1000;
    /* Super visibilidad */
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 1 !important;
    /* SIEMPRE VISIBLE, SIN HOVER */
    border-radius: 10px;
}

.prev-btn {
    left: 10px;
}

.next-btn {
    right: 10px;
}

.nav-arrow-btn:active {
    background: var(--primary-orange);
    color: white;
}

/* Botón Pantalla Completa GIGANTE */
.fullscreen-btn {
    position: absolute;
    top: 20px;
    right: 20px;
    background: rgba(0, 0, 0, 0.7);
    color: white;
    border: 3px solid var(--primary-orange);
    width: 70px;
    height: 70px;
    border-radius: 50%;
    font-size: 35px;
    cursor: pointer;
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 1 !important;
    /* SIEMPRE VISIBLE */
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.5);
}

.fullscreen-btn:active {
    transform: scale(0.95);
    background: var(--primary-orange);
}

/* ===== FAKE FULLSCREEN (Compatibilidad viejos TV) ===== */
.fake-fullscreen {
    position: fixed !important;
    top: 0 !important;
    left: 0 !important;
    width: 100% !important;
    height: 100% !important;
    z-index: 99999 !important;
    background: black !important;
    padding: 0 !important;
    margin: 0 !important;
    border: none !important;
}

.fake-fullscreen video {
    width: 100% !important;
    height: 100% !important;
    object-fit: contain !important;
}

/* ===== SIDEBAR DE CANALES ===== */
.sidebar {
    width: 300px;
    /* Un poco más ancho para nombres largos */
    background: rgba(0, 0, 0, 0.95);
    display: flex;
    flex-direction: column;
    z-index: 1500;
    /* Por encima de todo si se despliega */
}

/* Ajuste lista de canales en sidebar */
.categories-list,
.sidebar-channels {
    flex: 1;
    overflow-y: auto;
    padding: 0;
    /* Scrollbar visible */
    scrollbar-width: thin;
    scrollbar-color: var(--primary-orange) var(--bg-dark);
}

.sidebar-channel-item {
    padding: 15px 20px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 15px;
    color: #eee;
    font-size: 20px;
    /* Letra más grande para TV */
    transition: background 0.2s;
}

.sidebar-channel-item:hover,
.sidebar-channel-item.focused,
.sidebar-channel-item.active {
    background: var(--primary-orange);
    color: white;
    font-weight: bold;
    padding-left: 25px;
    /* Efecto de selección visual */
}

.channel-num {
    font-weight: bold;
    color: var(--primary-orange);
    min-width: 30px;
}

.sidebar-channel-item.active .channel-num,
.sidebar-channel-item.focused .channel-num {
    color: white;
}

/* ===== VISTA DE GRID ===== */
.grid-view {
    width: 100%;
    height: 100%;
    padding: var(--spacing-lg);
    overflow-y: auto;
}

.grid-title {
    font-size: var(--font-size-xlarge);
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--spacing-lg);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.grid-count {
    font-size: var(--font-size-medium);
    color: var(--text-secondary);
    font-weight: 400;
}

.channels-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: var(--spacing-md);
}

.channel-card {
    background: var(--bg-card);
    border-radius: var(--border-radius);
    padding: var(--spacing-md);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    border: 2px solid transparent;
    transition: all 0.2s ease;
}

.country-item[data-special="true"] {
    background: rgba(255, 153, 51, 0.15);
    /* Naranja suave */
    border: 1px solid var(--primary-orange);
    grid-column: span 1;
    /* Asegurar visibilidad */
}

.country-item:hover {
    background: rgba(255, 255, 255, 0.1);
    transform: translateY(-2px);
    box-shadow: var(--box-shadow);
}

.channel-card:hover {
    background: var(--bg-hover);
    transform: translateY(-4px);
    box-shadow: var(--box-shadow);
}

.channel-card.focused {
    border: var(--focus-border);
    box-shadow: 0 0 20px rgba(255, 153, 51, 0.6);
}

.channel-card-number {
    position: absolute;
    top: var(--spacing-sm);
    left: var(--spacing-sm);
    background: var(--primary-orange);
    color: var(--text-primary);
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 900;
    font-size: var(--font-size-normal);
}

.channel-card-favorite {
    position: absolute;
    top: var(--spacing-sm);
    right: var(--spacing-sm);
    font-size: var(--font-size-large);
}

.channel-card-logo {
    width: 100%;
    height: 120px;
    object-fit: contain;
    margin-bottom: var(--spacing-sm);
    background: rgba(255, 255, 255, 0.05);
    border-radius: var(--border-radius);
    padding: var(--spacing-sm);
}

.channel-card-name {
    font-size: var(--font-size-medium);
    font-weight: 600;
    color: var(--text-primary);
    text-align: center;
    margin-bottom: var(--spacing-xs);
}

.channel-card-category {
    font-size: var(--font-size-small);
    color: var(--text-secondary);
    text-align: center;
}

/* ===== NOTIFICACIONES ===== */
.notification {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: rgba(0, 0, 0, 0.95);
    color: var(--text-primary);
    padding: var(--spacing-lg) var(--spacing-xl);
    border-radius: var(--border-radius-lg);
    font-size: var(--font-size-xlarge);
    font-weight: 700;
    z-index: 10000;
    box-shadow: var(--box-shadow-lg);
    border: 3px solid var(--primary-orange);
    animation: fadeInOut 2s ease-in-out;
}

@keyframes fadeInOut {

    0%,
    100% {
        opacity: 0;
        transform: translate(-50%, -50%) scale(0.8);
    }

    10%,
    90% {
        opacity: 1;
        transform: translate(-50%, -50%) scale(1);
    }
}

/* ===== SCROLLBAR PERSONALIZADO ===== */
::-webkit-scrollbar {
    width: 12px;
}

::-webkit-scrollbar-track {
    background: var(--bg-dark);
}

::-webkit-scrollbar-thumb {
    background: var(--primary-orange);
    border-radius: 6px;
}

::-webkit-scrollbar-thumb:hover {
    background: #FF7700;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
    .sidebar {
        width: 280px;
    }

    .header-logo {
        width: 60px;
        height: 60px;
    }

    .header-title {
        font-size: var(--font-size-large);
    }
}

@media (max-width: 768px) {
    .sidebar {
        position: absolute;
        left: -350px;
        height: 100%;
        z-index: 200;
        transition: left 0.3s ease;
    }

    .sidebar.visible {
        left: 0;
    }

    .channels-grid {
        grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    }
}

/* ===== NUEVOS BOTONES DE HEADER ===== */
.header-buttons {
    display: flex;
    gap: 10px;
}

.btn-action {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    border: none;
    border-radius: 20px;
    cursor: pointer;
    font-family: inherit;
    font-weight: 600;
    font-size: 16px;
    transition: transform 0.2s, box-shadow 0.2s;
    color: white;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    text-decoration: none;
}

.btn-action:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0,0,0,0.3);
}

.btn-action:active {
    transform: translateY(0);
}

.btn-countries {
    background: linear-gradient(135deg, #2193b0, #6dd5ed); /* Azul fresco */
    border: 2px solid #5aaebf;
}

.btn-special {
    background: linear-gradient(135deg, #FF9933, #FFD700); /* Dorado/Naranja vibrante */
    border: 2px solid #ffcc00;
}

.btn-icon {
    font-size: 1.2em;
}

/* Ajuste responsive para los botones */
@media (max-width: 768px) {
    .btn-text {
        display: none; /* Solo iconos en móviles */
    }
    .btn-action {
        padding: 8px;
        border-radius: 50%;
        width: 44px;
        height: 44px;
        justify-content: center;
    }
}