/* ============================================================
   VIDEOS — Página de videos con filtros, grid y modal
   ============================================================ */

/* ============================================================
   FILTROS
   ============================================================ */
.videos-filters {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-3);
    justify-content: center;
    margin-bottom: var(--space-12);
    padding: var(--space-4) 0;
    border-bottom: 1px solid var(--line);
}

.video-filter {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-2) var(--space-4);
    background: transparent;
    border: 1px solid var(--line);
    border-radius: 999px;
    cursor: pointer;
    color: var(--text-muted);
    font-family: var(--font-mono);
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    transition: all 0.25s ease;
    white-space: nowrap;
}

.video-filter:hover {
    border-color: var(--gold);
    color: var(--text-primary);
    transform: translateY(-1px);
}

.video-filter.active {
    background-color: var(--gold);
    border-color: var(--gold);
    color: var(--bg-base);
}

.video-filter .filter-icon {
    font-size: 0.9rem;
    line-height: 1;
}

.video-filter .filter-label {
    line-height: 1;
}

/* ============================================================
   GRID DE VIDEOS
   ============================================================ */
.videos-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-6);
    margin-bottom: var(--space-12);
}

/* ============================================================
   TARJETA DE VIDEO
   ============================================================ */
.video-card {
    background-color: var(--bg-card);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    transition: all 0.25s ease;
    cursor: pointer;
}

.video-card:hover {
    border-color: var(--gold);
    transform: translateY(-4px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

/* Thumbnail */
.video-card__thumbnail {
    position: relative;
    width: 100%;
    aspect-ratio: 16 / 9;
    overflow: hidden;
    background-color: var(--bg-elevated);
}

.video-card__thumbnail img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
}

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

/* Play button overlay */
.video-card__play {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(180deg, transparent 0%, rgba(0,0,0,0.4) 100%);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.video-card:hover .video-card__play {
    opacity: 1;
}

.video-card__play-icon {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background-color: rgba(201, 150, 44, 0.95);
    color: var(--bg-base);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    padding-left: 4px;
    transition: transform 0.3s ease;
}

.video-card:hover .video-card__play-icon {
    transform: scale(1.1);
}

/* Badge de categoría */
.video-card__badge {
    position: absolute;
    top: var(--space-3);
    left: var(--space-3);
    background-color: rgba(10, 10, 12, 0.9);
    backdrop-filter: blur(8px);
    color: var(--gold);
    padding: var(--space-1) var(--space-3);
    border-radius: 999px;
    font-family: var(--font-mono);
    font-size: 0.62rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    border: 1px solid rgba(201, 150, 44, 0.3);
    display: inline-flex;
    align-items: center;
    gap: 4px;
}

/* Badge destacado */
.video-card__featured {
    position: absolute;
    top: var(--space-3);
    right: var(--space-3);
    background-color: var(--gold);
    color: var(--bg-base);
    padding: var(--space-1) var(--space-3);
    border-radius: 999px;
    font-family: var(--font-mono);
    font-size: 0.62rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

/* Info */
.video-card__info {
    padding: var(--space-4) var(--space-5);
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
    flex: 1;
}

.video-card__title {
    font-family: var(--font-body);
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
    line-height: 1.3;
    text-transform: none;
    letter-spacing: 0;
    margin: 0;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.video-card__channel {
    font-family: var(--font-mono);
    font-size: 0.72rem;
    color: var(--text-muted);
    letter-spacing: 0.04em;
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.video-card__channel::before {
    content: "";
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background-color: var(--gold);
    flex-shrink: 0;
}

.video-card__cta {
    margin-top: auto;
    padding-top: var(--space-3);
    font-family: var(--font-mono);
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--gold);
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
}

.video-card__cta::after {
    content: "→";
    transition: transform 0.25s ease;
}

.video-card:hover .video-card__cta::after {
    transform: translateX(4px);
}

/* ============================================================
   ESTADOS
   ============================================================ */

/* Loading */
.videos-loading {
    grid-column: 1 / -1;
    text-align: center;
    padding: var(--space-20) 0;
    color: var(--text-muted);
}

.loading-spinner {
    width: 40px;
    height: 40px;
    border: 3px solid var(--line);
    border-top-color: var(--gold);
    border-radius: 50%;
    margin: 0 auto var(--space-4);
    animation: spin 0.8s linear infinite;
}

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

/* Empty state */
.videos-empty {
    text-align: center;
    padding: var(--space-16) var(--space-6);
    max-width: 500px;
    margin: 0 auto;
}

.videos-empty .empty-icon {
    font-size: 4rem;
    margin-bottom: var(--space-4);
    opacity: 0.5;
}

.videos-empty h3 {
    font-size: 1.3rem;
    margin-bottom: var(--space-3);
}

.videos-empty .muted {
    margin-bottom: var(--space-6);
}

/* Load more */
.videos-load-more {
    text-align: center;
    padding: var(--space-6) 0;
}

.videos-load-more .btn .icon {
    transition: transform 0.3s ease;
}

.videos-load-more .btn:hover .icon {
    transform: translateY(3px);
}

/* ============================================================
   MODAL REPRODUCTOR
   ============================================================ */
.video-modal {
    position: fixed;
    inset: 0;
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-4);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
}

.video-modal.is-open {
    opacity: 1;
    pointer-events: auto;
}

.video-modal__overlay {
    position: absolute;
    inset: 0;
    background-color: rgba(0, 0, 0, 0.9);
    backdrop-filter: blur(8px);
    cursor: pointer;
}

.video-modal__content {
    position: relative;
    background-color: var(--bg-card);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    max-width: 1000px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    transform: scale(0.95);
    transition: transform 0.3s ease;
    z-index: 1;
}

.video-modal.is-open .video-modal__content {
    transform: scale(1);
}

.video-modal__close {
    position: absolute;
    top: var(--space-3);
    right: var(--space-3);
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: rgba(10, 10, 12, 0.9);
    border: 1px solid var(--line);
    color: var(--text-primary);
    font-size: 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.2s ease;
    z-index: 10;
    line-height: 1;
    padding-bottom: 3px;
}

.video-modal__close:hover {
    background-color: var(--gold);
    border-color: var(--gold);
    color: var(--bg-base);
    transform: rotate(90deg);
}

/* Reproductor */
.video-modal__player {
    position: relative;
    width: 100%;
    aspect-ratio: 16 / 9;
    background-color: #000;
    border-radius: var(--radius) var(--radius) 0 0;
    overflow: hidden;
}

.video-modal__player iframe {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    border: 0;
}

/* Info dentro del modal */
.video-modal__info {
    padding: var(--space-6) var(--space-8);
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}

.video-modal__category {
    display: inline-block;
    background-color: rgba(201, 150, 44, 0.15);
    color: var(--gold);
    padding: var(--space-1) var(--space-3);
    border-radius: 999px;
    font-family: var(--font-mono);
    font-size: 0.68rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    align-self: flex-start;
}

.video-modal__title {
    font-family: var(--font-body);
    font-size: 1.4rem;
    font-weight: 600;
    color: var(--text-primary);
    text-transform: none;
    letter-spacing: 0;
    line-height: 1.3;
    margin: 0;
}

.video-modal__channel {
    font-family: var(--font-mono);
    font-size: 0.78rem;
    color: var(--text-muted);
    letter-spacing: 0.04em;
    margin: 0;
}

.video-modal__description {
    color: var(--text-muted);
    font-size: 0.92rem;
    line-height: 1.6;
    margin: 0;
}

.video-modal__youtube-link {
    margin-top: var(--space-3);
    align-self: flex-start;
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 900px) {
    .videos-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 700px) {
    .videos-filters {
        gap: var(--space-2);
        justify-content: flex-start;
        overflow-x: auto;
        flex-wrap: nowrap;
        padding-bottom: var(--space-3);
        -webkit-overflow-scrolling: touch;
    }

    .videos-filters::-webkit-scrollbar {
        height: 4px;
    }

    .videos-filters::-webkit-scrollbar-thumb {
        background-color: var(--gold);
        border-radius: 4px;
    }

    .video-filter {
        padding: var(--space-2) var(--space-3);
        font-size: 0.68rem;
    }

    .video-filter .filter-icon {
        font-size: 0.8rem;
    }

    .videos-grid {
        grid-template-columns: 1fr;
        gap: var(--space-4);
    }

    .video-modal__info {
        padding: var(--space-4) var(--space-5);
    }

    .video-modal__title {
        font-size: 1.1rem;
    }

    .video-modal__close {
        top: var(--space-2);
        right: var(--space-2);
        width: 36px;
        height: 36px;
        font-size: 1.3rem;
    }
}

/* ============================================================
   REDUCED MOTION
   ============================================================ */
@media (prefers-reduced-motion: reduce) {
    .video-card,
    .video-card__thumbnail img,
    .video-card__play-icon,
    .video-modal,
    .video-modal__content {
        transition: none;
    }

    .loading-spinner {
        animation-duration: 2s;
    }
}