/**
 * SLC Video Library Styles
 *
 * Professional video library styling for St. Luke Anglican Church
 * Responsive design for desktop, tablet, and mobile
 */

/* ============================================
   CSS Custom Properties (Variables)
   Customize these to match your church brand
   ============================================ */
:root {
    --slc-primary: #1a365d;          /* Deep blue - main brand color */
    --slc-primary-light: #2c5282;    /* Lighter blue for hover */
    --slc-accent: #c9a227;           /* Gold accent for highlights */
    --slc-text: #2d3748;             /* Main text color */
    --slc-text-light: #718096;       /* Secondary text */
    --slc-bg: #f7fafc;               /* Background */
    --slc-white: #ffffff;            /* Card backgrounds */
    --slc-border: #e2e8f0;           /* Borders */
    --slc-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --slc-shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --slc-transition: all 0.3s ease;
    --slc-radius: 8px;
    --slc-radius-lg: 12px;
}

/* ============================================
   Main Container
   ============================================ */
.slc-video-library {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
}

/* Reset any Elementor conflicts */
.slc-video-library *,
.slc-video-library *::before,
.slc-video-library *::after {
    box-sizing: border-box;
}

/* ============================================
   Category Filter Buttons
   ============================================ */
.slc-video-filter {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 30px;
    padding-bottom: 20px;
    border-bottom: 1px solid var(--slc-border);
    justify-content: center;
}

.slc-filter-btn {
    padding: 10px 24px;
    border: 2px solid var(--slc-primary);
    background: var(--slc-white);
    color: var(--slc-primary);
    font-size: 14px;
    font-weight: 600;
    border-radius: 30px;
    cursor: pointer;
    transition: var(--slc-transition);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.slc-filter-btn:hover {
    background: var(--slc-primary-light);
    border-color: var(--slc-primary-light);
    color: var(--slc-white);
    transform: translateY(-1px);
}

.slc-filter-btn.active {
    background: var(--slc-primary);
    color: var(--slc-white);
}

.slc-filter-btn:focus {
    outline: 2px solid var(--slc-accent);
    outline-offset: 2px;
}

/* ============================================
   Featured Video Player
   ============================================ */
.slc-featured-player {
    margin-bottom: 40px;
    background: var(--slc-white);
    border-radius: var(--slc-radius-lg);
    box-shadow: var(--slc-shadow-lg);
    overflow: hidden;
}

/* 16:9 Aspect Ratio Container */
.slc-video-wrapper {
    position: relative;
    padding-bottom: 56.25%;
    height: 0;
    overflow: hidden;
    background: #000;
}

.slc-video-wrapper iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: none;
}

/* Featured Video Info */
.slc-featured-info {
    padding: 25px 30px;
}

.slc-featured-info h2 {
    margin: 0 0 15px 0;
    padding: 0;
    font-size: 26px;
    font-weight: 700;
    color: var(--slc-text);
    line-height: 1.3;
}

.slc-featured-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    margin-bottom: 15px;
}

.slc-featured-meta > span {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    color: var(--slc-text-light);
}

.slc-featured-meta svg {
    opacity: 0.7;
    flex-shrink: 0;
}

.slc-featured-excerpt {
    margin: 0;
    padding: 0;
    font-size: 15px;
    color: var(--slc-text-light);
    line-height: 1.7;
}

/* ============================================
   Video Thumbnail Grid
   ============================================ */
.slc-video-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 25px;
}

/* Responsive columns based on data attribute */
.slc-video-library[data-columns="2"] .slc-video-grid {
    grid-template-columns: repeat(2, 1fr);
}

.slc-video-library[data-columns="4"] .slc-video-grid {
    grid-template-columns: repeat(4, 1fr);
}

/* ============================================
   Video Card
   ============================================ */
.slc-video-card {
    background: var(--slc-white);
    border-radius: var(--slc-radius);
    box-shadow: var(--slc-shadow);
    overflow: hidden;
    cursor: pointer;
    transition: var(--slc-transition);
}

.slc-video-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--slc-shadow-lg);
}

.slc-video-card.active {
    box-shadow: 0 0 0 3px var(--slc-accent), var(--slc-shadow-lg);
}

/* Hidden cards (filtered out) */
.slc-video-card.hidden {
    display: none;
}

/* Thumbnail Container */
.slc-card-thumbnail {
    position: relative;
    overflow: hidden;
}

.slc-card-thumbnail img {
    width: 100%;
    height: auto;
    aspect-ratio: 16 / 9;
    object-fit: cover;
    display: block;
    transition: transform 0.4s ease;
}

.slc-video-card:hover .slc-card-thumbnail img {
    transform: scale(1.08);
}

/* Play Button Overlay */
.slc-play-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(to bottom, rgba(0,0,0,0.1), rgba(0,0,0,0.4));
    opacity: 0;
    transition: opacity 0.3s ease;
}

.slc-video-card:hover .slc-play-overlay {
    opacity: 1;
}

.slc-play-overlay svg {
    filter: drop-shadow(0 2px 8px rgba(0, 0, 0, 0.4));
    transition: transform 0.2s ease;
}

.slc-video-card:hover .slc-play-overlay svg {
    transform: scale(1.15);
}

/* Duration Badge */
.slc-card-duration {
    position: absolute;
    bottom: 8px;
    right: 8px;
    padding: 4px 8px;
    background: rgba(0, 0, 0, 0.85);
    color: var(--slc-white);
    font-size: 12px;
    font-weight: 600;
    border-radius: 4px;
    letter-spacing: 0.3px;
}

/* Card Info */
.slc-card-info {
    padding: 16px;
}

.slc-card-title {
    margin: 0 0 8px 0;
    padding: 0;
    font-size: 15px;
    font-weight: 600;
    color: var(--slc-text);
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.slc-card-meta {
    margin: 0;
    padding: 0;
    font-size: 13px;
    color: var(--slc-text-light);
    line-height: 1.4;
}

.slc-meta-sep {
    margin: 0 6px;
    opacity: 0.5;
}

/* ============================================
   No Videos Message
   ============================================ */
.slc-no-videos {
    text-align: center;
    padding: 80px 20px;
    background: var(--slc-white);
    border-radius: var(--slc-radius-lg);
    box-shadow: var(--slc-shadow);
}

.slc-no-videos p {
    margin: 0;
    color: var(--slc-text-light);
    font-size: 18px;
}

/* ============================================
   Responsive Design - Tablet
   ============================================ */
@media (max-width: 1024px) {
    .slc-video-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }

    .slc-video-library[data-columns="4"] .slc-video-grid {
        grid-template-columns: repeat(3, 1fr);
    }

    .slc-featured-info h2 {
        font-size: 22px;
    }
}

/* ============================================
   Responsive Design - Mobile
   ============================================ */
@media (max-width: 768px) {
    .slc-video-library {
        padding: 15px;
    }

    .slc-video-filter {
        gap: 8px;
    }

    .slc-filter-btn {
        padding: 8px 16px;
        font-size: 12px;
    }

    .slc-video-grid,
    .slc-video-library[data-columns="2"] .slc-video-grid,
    .slc-video-library[data-columns="4"] .slc-video-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 15px;
    }

    .slc-featured-info {
        padding: 20px;
    }

    .slc-featured-info h2 {
        font-size: 20px;
    }

    .slc-featured-meta {
        gap: 12px;
    }

    .slc-card-info {
        padding: 12px;
    }

    .slc-card-title {
        font-size: 14px;
    }

    .slc-card-meta {
        font-size: 12px;
    }
}

/* ============================================
   Responsive Design - Small Mobile
   ============================================ */
@media (max-width: 480px) {
    .slc-video-grid,
    .slc-video-library[data-columns="2"] .slc-video-grid,
    .slc-video-library[data-columns="4"] .slc-video-grid {
        grid-template-columns: 1fr;
    }

    .slc-featured-info h2 {
        font-size: 18px;
    }

    .slc-featured-meta {
        flex-direction: column;
        gap: 8px;
    }

    .slc-filter-btn {
        padding: 8px 14px;
        font-size: 11px;
    }
}

/* ============================================
   Animation for Video Switch
   ============================================ */
@keyframes slc-fade-in {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.slc-featured-info.updating {
    animation: slc-fade-in 0.3s ease;
}

/* ============================================
   Accessibility Focus States
   ============================================ */
.slc-video-card:focus {
    outline: 3px solid var(--slc-accent);
    outline-offset: 2px;
}

.slc-video-card:focus:not(:focus-visible) {
    outline: none;
}

.slc-video-card:focus-visible {
    outline: 3px solid var(--slc-accent);
    outline-offset: 2px;
}

/* ============================================
   Print Styles - Hide video library when printing
   ============================================ */
@media print {
    .slc-video-library {
        display: none;
    }
}

/* ============================================
   High Contrast Mode Support
   ============================================ */
@media (prefers-contrast: high) {
    .slc-video-card {
        border: 2px solid var(--slc-text);
    }

    .slc-filter-btn {
        border-width: 3px;
    }
}

/* ============================================
   Reduced Motion Support
   ============================================ */
@media (prefers-reduced-motion: reduce) {
    .slc-video-card,
    .slc-filter-btn,
    .slc-card-thumbnail img,
    .slc-play-overlay,
    .slc-play-overlay svg {
        transition: none;
    }

    .slc-video-card:hover {
        transform: none;
    }

    .slc-video-card:hover .slc-card-thumbnail img {
        transform: none;
    }

    .slc-featured-info.updating {
        animation: none;
    }
}