/* ========== SISTEMA AVANZADO DE TEMAS - ESTILOS ========== */

/* Variables para tema oscuro */
:root {
    --bg-light: #ffffff;
    --bg-dark: #0f172a;
    --text-light: #1e293b;
    --text-dark: #f1f5f9;
    --card-light: #ffffff;
    --card-dark: #1e293b;
    --border-light: #e2e8f0;
    --border-dark: #334155;
    --expo-out: cubic-bezier(0.16, 1, 0.3, 1);
}

/* ========== BOTÓN TOGGLE AVANZADO ========== */
.advanced-theme-toggle {
    position: fixed;
    bottom: 30px;
    left: 30px;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary-blue), var(--primary-red));
    border: none;
    cursor: pointer;
    padding: 0;
    z-index: 10001;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.advanced-theme-toggle:hover {
    transform: scale(1.1);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.25);
}

.advanced-theme-toggle:active {
    transform: scale(0.95);
}

.advanced-theme-toggle svg {
    width: 100%;
    height: 100%;
    padding: 8px;
}

.advanced-theme-toggle #rotate-group,
.advanced-theme-toggle #outer-path {
    transform-origin: center;
    transition: transform 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

/* ========== PANEL DE OPCIONES AVANZADO ========== */
.theme-options-panel-advanced {
    position: fixed;
    top: 120px;
    right: 20px;
    width: 280px;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(0, 0, 0, 0.1);
    border-radius: 20px;
    padding: 15px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
    z-index: 10000;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

.dark-theme .theme-options-panel-advanced {
    background: rgba(30, 41, 59, 0.95);
    border-color: rgba(255, 255, 255, 0.1);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
}

.options-header-advanced {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 15px;
    cursor: grab;
    user-select: none;
}

.options-header-advanced:active {
    cursor: grabbing;
}

.options-header-advanced .drag-handle {
    width: 16px;
    height: 16px;
    opacity: 0.5;
    transition: opacity 0.2s;
}

.options-header-advanced:hover .drag-handle {
    opacity: 1;
}

.options-header-advanced .drag-handle svg {
    width: 100%;
    height: 100%;
}

.dark-theme .drag-handle svg {
    stroke: white;
}

.options-header-advanced p {
    font-size: 14px;
    font-weight: 600;
    opacity: 0.7;
    margin: 0;
}

.options-content-advanced {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.option-row-advanced {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 10px;
}

.option-label-advanced {
    font-size: 13px;
    opacity: 0.6;
    white-space: nowrap;
    min-width: 70px;
    margin: 0;
    padding-top: 4px;
}

.option-buttons-advanced {
    display: flex;
    flex-wrap: wrap;
    gap: 4px;
    justify-content: flex-end;
    flex: 1;
}

.option-buttons-advanced button {
    font-size: 12px;
    padding: 4px 8px;
    border: none;
    background: transparent;
    color: inherit;
    opacity: 0.5;
    cursor: pointer;
    border-radius: 4px;
    transition: all 0.2s;
    white-space: nowrap;
}

.option-buttons-advanced button:hover {
    opacity: 1;
    background: rgba(0, 0, 0, 0.05);
}

.dark-theme .option-buttons-advanced button:hover {
    background: rgba(255, 255, 255, 0.1);
}

.option-buttons-advanced button.active {
    opacity: 1;
    background: var(--primary-blue);
    color: white;
}

.option-buttons-advanced button:active {
    transform: scale(0.95);
}

/* ========== TEMA OSCURO ========== */
.dark-theme {
    --light-gray: #1e293b;
    --dark-gray: #cbd5e1;
    --border-gray: #475569;
}

.dark-theme body {
    background-color: var(--bg-dark);
    color: var(--text-dark);
}

.dark-theme .top-header {
    background-color: #1e293b;
    border-bottom-color: #334155;
}

.dark-theme .main-header {
    background-color: #1e293b;
}

.dark-theme .main-nav {
    background-color: #0f172a;
}

.dark-theme .categories-menu {
    background-color: #1e293b;
    border-bottom-color: var(--primary-red);
}

.dark-theme .main-content {
    background-color: #0f172a;
}

.dark-theme .news-section,
.dark-theme .featured-video,
.dark-theme .search-box,
.dark-theme .sidebar-section {
    background-color: #1e293b;
    color: var(--text-dark);
}

.dark-theme .news-content h3,
.dark-theme .section-title {
    color: #94a3b8;
}

.dark-theme .news-item:hover .news-content h3 {
    color: #60a5fa;
}

.dark-theme .video-placeholder,
.dark-theme .ad-placeholder,
.dark-theme .tv-placeholder,
.dark-theme .podcast-placeholder {
    background-color: #0f172a;
}

.dark-theme .news-image {
    background-color: #0f172a;
    border-color: #334155;
}

.dark-theme .search-box input {
    background-color: #0f172a;
    border-color: #334155;
    color: var(--text-dark);
}

.dark-theme .location,
.dark-theme .date {
    color: #94a3b8;
}

.dark-theme .social-icons a {
    color: #cbd5e1;
}

.dark-theme .social-icons a:hover {
    color: var(--primary-red);
}

.dark-theme .categories-menu .label {
    color: #cbd5e1;
}

.dark-theme .categories-menu a {
    color: #94a3b8;
}

.dark-theme .categories-menu a:hover {
    color: var(--primary-red);
    background-color: rgba(196, 53, 74, 0.2);
}

.dark-theme .news-meta {
    color: var(--red-light);
}

.dark-theme .news-excerpt {
    color: #94a3b8;
}

.dark-theme .search-box h3,
.dark-theme .sidebar-section h3 {
    color: #94a3b8;
}

/* ========== ANIMACIONES DE VIEW TRANSITION ========== */
@supports (view-transition-name: none) {
    ::view-transition-group(root) {
        animation-timing-function: var(--expo-out);
    }

    ::view-transition-new(root),
    ::view-transition-old(root) {
        animation-duration: 0.7s;
    }
}

/* ========== RESPONSIVE ========== */
@media (max-width: 768px) {
    .advanced-theme-toggle {
        bottom: 20px;
        left: 20px;
        width: 45px;
        height: 45px;
    }

    .theme-options-panel-advanced {
        right: 10px;
        top: 100px;
        width: 260px;
    }
}

@media (max-width: 480px) {
    .theme-options-panel-advanced {
        width: calc(100% - 20px);
        right: 10px;
        left: 10px;
    }
}

/* ========== SMOOTH TRANSITIONS ========== */
body,
.top-header,
.main-header,
.main-nav,
.categories-menu,
.main-content,
.news-section,
.featured-video,
.search-box,
.sidebar-section,
.news-content h3,
.section-title {
    transition: background-color 0.3s ease, color 0.3s ease, border-color 0.3s ease;
}

/* Desactivar transiciones durante view transition */
::view-transition-group(root) * {
    transition: none !important;
}