/* ============================================================
   YT SHORTS AUTO - FRONTEND STYLES
   ============================================================ */

:root {
    --ytsa-accent: #ff0000;
    --ytsa-dark: #0f0f0f;
    --ytsa-gray: #606060;
    --ytsa-light: #f9f9f9;
    --ytsa-radius: 12px;
}

/* ---- GRID ---- */
.ytsa-grid {
    display: grid;
    gap: 16px;
    margin: 20px 0;
}

.ytsa-cols-2 { grid-template-columns: repeat(2, 1fr); }
.ytsa-cols-3 { grid-template-columns: repeat(3, 1fr); }
.ytsa-cols-4 { grid-template-columns: repeat(4, 1fr); }
.ytsa-cols-5 { grid-template-columns: repeat(5, 1fr); }
.ytsa-cols-6 { grid-template-columns: repeat(6, 1fr); }

@media (max-width: 768px) {
    .ytsa-grid {
        grid-template-columns: repeat(2, 1fr) !important;
        gap: 10px;
    }
}

@media (max-width: 480px) {
    .ytsa-grid {
        grid-template-columns: 1fr !important;
        max-width: 300px;
        margin-left: auto;
        margin-right: auto;
    }
}

/* ---- CARD ---- */
.ytsa-card {
    position: relative;
    border-radius: var(--ytsa-radius);
    overflow: hidden;
    background: #fff;
    box-shadow: 0 1px 6px rgba(0,0,0,0.08);
    transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.ytsa-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(0,0,0,0.12);
}

/* ---- THUMBNAIL ---- */
.ytsa-thumb-wrap {
    position: relative;
    width: 100%;
    padding-top: 177.78%; /* 9:16 aspect ratio */
    overflow: hidden;
    background: #000;
}

.ytsa-thumb-link {
    position: absolute;
    inset: 0;
    display: block;
    text-decoration: none;
}

.ytsa-thumb {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.ytsa-card:hover .ytsa-thumb {
    transform: scale(1.05);
}

/* Play overlay */
.ytsa-play-overlay {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0,0,0,0);
    transition: background 0.3s;
}

.ytsa-card:hover .ytsa-play-overlay {
    background: rgba(0,0,0,0.25);
}

.ytsa-play-icon {
    width: 48px;
    height: 48px;
    color: #fff;
    opacity: 0;
    transform: scale(0.8);
    transition: opacity 0.3s, transform 0.3s;
    filter: drop-shadow(0 2px 8px rgba(0,0,0,0.5));
}

.ytsa-card:hover .ytsa-play-icon {
    opacity: 1;
    transform: scale(1);
}

/* Badges */
.ytsa-badge-shorts {
    position: absolute;
    top: 8px;
    left: 8px;
    background: var(--ytsa-accent);
    color: #fff;
    font-size: 10px;
    font-weight: 700;
    text-transform: uppercase;
    padding: 3px 8px;
    border-radius: 4px;
    letter-spacing: 0.5px;
    line-height: 1;
}

.ytsa-badge-sm {
    font-size: 9px;
    padding: 2px 6px;
}

.ytsa-duration {
    position: absolute;
    bottom: 8px;
    right: 8px;
    background: rgba(0,0,0,0.8);
    color: #fff;
    font-size: 11px;
    font-weight: 500;
    padding: 2px 6px;
    border-radius: 4px;
}

/* ---- CARD INFO ---- */
.ytsa-card-info {
    padding: 10px 12px 14px;
}

.ytsa-card-title {
    margin: 0 0 4px;
    font-size: 13px;
    font-weight: 600;
    line-height: 1.35;
}

.ytsa-card-title a {
    color: var(--ytsa-dark);
    text-decoration: none;
}

.ytsa-card-title a:hover {
    color: var(--ytsa-accent);
}

.ytsa-views {
    font-size: 11px;
    color: var(--ytsa-gray);
}

/* ---- CAROUSEL ---- */
.ytsa-carousel-wrapper {
    position: relative;
    margin: 20px 0;
    overflow: hidden;
}

.ytsa-carousel-track {
    display: flex;
    gap: 14px;
    overflow-x: auto;
    scroll-behavior: smooth;
    scrollbar-width: none;
    -ms-overflow-style: none;
    padding: 4px 0;
}

.ytsa-carousel-track::-webkit-scrollbar {
    display: none;
}

.ytsa-carousel-slide {
    flex: 0 0 auto;
    width: 170px;
}

@media (max-width: 768px) {
    .ytsa-carousel-slide {
        width: 140px;
    }
}

.ytsa-carousel-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    z-index: 10;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    border: none;
    background: rgba(255,255,255,0.95);
    box-shadow: 0 2px 8px rgba(0,0,0,0.15);
    cursor: pointer;
    font-size: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.2s, transform 0.2s;
    color: #333;
}

.ytsa-carousel-btn:hover {
    background: #fff;
    transform: translateY(-50%) scale(1.1);
}

.ytsa-prev { left: 6px; }
.ytsa-next { right: 6px; }

/* ---- WIDGET ---- */
.ytsa-widget-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.ytsa-widget-item {
    display: flex;
    gap: 10px;
    align-items: flex-start;
}

.ytsa-widget-thumb-wrap {
    position: relative;
    width: 80px;
    min-width: 80px;
    height: 142px;
    border-radius: 8px;
    overflow: hidden;
    background: #000;
}

.ytsa-widget-thumb {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.ytsa-widget-thumb-link {
    display: block;
    text-decoration: none;
}

.ytsa-widget-thumb-link:hover .ytsa-play-overlay {
    background: rgba(0,0,0,0.3);
}

.ytsa-play-small .ytsa-play-icon {
    width: 28px;
    height: 28px;
    opacity: 0.8;
    transform: scale(1);
}

.ytsa-widget-info {
    display: flex;
    flex-direction: column;
    gap: 4px;
    padding-top: 4px;
}

.ytsa-widget-title {
    font-size: 13px;
    font-weight: 600;
    line-height: 1.3;
    color: var(--ytsa-dark);
    text-decoration: none;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.ytsa-widget-title:hover {
    color: var(--ytsa-accent);
}

.ytsa-widget-views {
    font-size: 11px;
    color: var(--ytsa-gray);
}

/* ---- SINGLE EMBED ---- */
.ytsa-single-embed {
    display: flex;
    justify-content: center;
    margin: 20px 0;
}

.ytsa-single-embed iframe {
    border-radius: var(--ytsa-radius);
    max-width: 100%;
}

/* ---- EMPTY ---- */
.ytsa-empty {
    padding: 20px;
    text-align: center;
    color: var(--ytsa-gray);
    background: var(--ytsa-light);
    border-radius: var(--ytsa-radius);
    font-size: 14px;
}

/* ============================================================
   CARD DESTACADO (Más reciente)
   ============================================================ */
.ytsa-grid-highlight {
    grid-template-columns: 1fr !important;
}

.ytsa-grid-highlight .ytsa-card-featured {
    display: grid;
    grid-template-columns: 280px 1fr;
    grid-template-rows: auto;
    max-width: 100%;
    border: 2px solid var(--ytsa-accent);
    box-shadow: 0 4px 20px rgba(255, 0, 0, 0.12);
    margin-bottom: 16px;
}

.ytsa-grid-highlight .ytsa-card-featured .ytsa-thumb-wrap {
    padding-top: 0;
    height: 100%;
    min-height: 360px;
}

.ytsa-grid-highlight .ytsa-card-featured .ytsa-card-info {
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: 20px 24px;
}

.ytsa-grid-highlight .ytsa-card-featured .ytsa-card-title {
    font-size: 18px;
    margin-bottom: 8px;
}

.ytsa-grid-highlight .ytsa-card-featured .ytsa-views {
    font-size: 14px;
}

/* Badge "Más reciente" */
.ytsa-badge-new {
    position: absolute;
    top: 12px;
    right: 12px;
    z-index: 5;
    background: var(--ytsa-accent);
    color: #fff;
    font-size: 11px;
    font-weight: 700;
    padding: 5px 12px;
    border-radius: 20px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    animation: ytsa-pulse 2s ease-in-out infinite;
}

@keyframes ytsa-pulse {
    0%, 100% { box-shadow: 0 0 0 0 rgba(255, 0, 0, 0.4); }
    50% { box-shadow: 0 0 0 8px rgba(255, 0, 0, 0); }
}

/* Los demás cards después del destacado vuelven a grid normal */
.ytsa-grid-highlight .ytsa-card:not(.ytsa-card-featured) {
    display: block;
}

/* Subgrid para los cards normales */
.ytsa-grid-highlight {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
}

.ytsa-grid-highlight .ytsa-card-featured {
    grid-column: 1 / -1;
}

@media (max-width: 768px) {
    .ytsa-grid-highlight .ytsa-card-featured {
        grid-template-columns: 1fr;
    }

    .ytsa-grid-highlight .ytsa-card-featured .ytsa-thumb-wrap {
        min-height: 280px;
    }

    .ytsa-grid-highlight {
        grid-template-columns: repeat(2, 1fr) !important;
    }
}

@media (max-width: 480px) {
    .ytsa-grid-highlight {
        grid-template-columns: 1fr !important;
        max-width: 300px;
        margin-left: auto;
        margin-right: auto;
    }

    .ytsa-grid-highlight .ytsa-card-featured .ytsa-thumb-wrap {
        min-height: 400px;
    }
}

/* ============================================================
   MODAL / LIGHTBOX DE REPRODUCCIÓN
   ============================================================ */
.ytsa-modal {
    position: fixed;
    inset: 0;
    z-index: 999999;
    display: flex;
    align-items: center;
    justify-content: center;
}

.ytsa-modal-backdrop {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.85);
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
}

.ytsa-modal-container {
    position: relative;
    z-index: 2;
    width: 100%;
    max-width: 380px;
    animation: ytsa-modal-in 0.3s ease;
}

@keyframes ytsa-modal-in {
    from {
        opacity: 0;
        transform: scale(0.9) translateY(20px);
    }
    to {
        opacity: 1;
        transform: scale(1) translateY(0);
    }
}

.ytsa-modal-close {
    position: absolute;
    top: -44px;
    right: 0;
    width: 38px;
    height: 38px;
    border: none;
    background: rgba(255,255,255,0.15);
    color: #fff;
    font-size: 26px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.2s, transform 0.2s;
    line-height: 1;
    z-index: 3;
}

.ytsa-modal-close:hover {
    background: rgba(255,255,255,0.3);
    transform: scale(1.1);
}

.ytsa-modal-video-wrap {
    position: relative;
    width: 100%;
    padding-top: 177.78%; /* 9:16 */
    background: #000;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(0,0,0,0.5);
}

.ytsa-modal-video-wrap iframe {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    border: none;
}

.ytsa-modal-info {
    padding: 14px 4px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
}

.ytsa-modal-info h3 {
    margin: 0;
    font-size: 14px;
    font-weight: 600;
    color: #fff;
    line-height: 1.3;
    flex: 1;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.ytsa-modal-yt-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 14px;
    background: #ff0000;
    color: #fff !important;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
    text-decoration: none !important;
    white-space: nowrap;
    transition: background 0.2s, transform 0.2s;
    flex-shrink: 0;
}

.ytsa-modal-yt-btn:hover {
    background: #cc0000;
    transform: scale(1.05);
}

.ytsa-modal-yt-btn svg {
    flex-shrink: 0;
}

/* Responsive modal */
@media (max-width: 480px) {
    .ytsa-modal-container {
        max-width: 92vw;
    }

    .ytsa-modal-close {
        top: -40px;
        right: 4px;
    }
}

/* Body lock cuando modal está abierto */
body.ytsa-modal-open {
    overflow: hidden;
}