/**
 * Video Tabs Plugin - Frontend Styles
 * 
 * All classes prefixed with vtp- to prevent conflicts with themes/plugins.
 * CSS variables scoped to .vtp-container instead of :root.
 * Uses !important on key properties to override theme defaults.
 *
 * @package Video_Tabs_Plugin
 * @version 1.3.0
 */

/* ============================================
   Google Fonts - Load all supported fonts
   ============================================ */
@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@300;400;500;600;700&family=Roboto:wght@300;400;500;700&family=Open+Sans:wght@300;400;500;600;700&family=Lato:wght@300;400;700&family=Montserrat:wght@300;400;500;600;700&family=Outfit:wght@300;400;500;600;700&family=Inter:wght@300;400;500;600;700&display=swap');

/* ============================================
   CSS Variables - Scoped to container
   ============================================ */
.vtp-container {
    --vtp-tab-bg: #f5f5f5;
    --vtp-tab-active-bg: #ffffff;
    --vtp-tab-text-color: #333333;
    --vtp-tab-hover-bg: #e0e0e0;
    --vtp-tab-border-color: #dddddd;
    --vtp-tab-active-text-color: #111111;
    --vtp-tab-font-family: Arial, sans-serif;
    --vtp-tab-font-size: 14px;
    --vtp-tab-font-weight: normal;
    --vtp-tab-text-transform: none;
    --vtp-tab-padding: 12px 24px;
    --vtp-tab-alignment: left;
    --vtp-tab-border-radius: 0px;
    --vtp-text-alignment: left;
    --vtp-video-grid-columns: 3;
    --vtp-video-grid-gap: 20px;
    --vtp-video-grid-row-gap: 20px;
    --vtp-video-grid-column-gap: 20px;
    --vtp-video-tile-bg: #ffffff;
    --vtp-video-tile-border-radius: 8px;
    --vtp-video-tile-border-width: 0px;
    --vtp-video-tile-border-color: #dddddd;
    --vtp-video-tile-padding: 0px;
    --vtp-video-tile-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    --vtp-video-tile-hover-transform: scale(1.05);
    --vtp-container-max-width: 1200px;
    --vtp-container-padding: 0px;
    --vtp-divider: '|';
    --vtp-divider-color: #ddd;
    --vtp-section-bg-color: #ffffff;
    --vtp-section-bg-gradient: none;
    --vtp-content-bg-color: #ffffff;
    --vtp-title-font-size: 16px;
    --vtp-title-color: #333333;
    --vtp-description-color: #666666;
    --vtp-description-font-size: 13px;
    --vtp-play-btn-color: #075fd7;
    --vtp-play-btn-size: 60px;
    --vtp-overlay-opacity: 0.45;
}

/* Scoped box-sizing reset */
.vtp-container,
.vtp-container *,
.vtp-container *::before,
.vtp-container *::after {
    box-sizing: border-box !important;
}

/* ============================================
   Section Background (whole container)
   ============================================ */
.vtp-container {
    border-radius: 12px;
    padding: var(--vtp-container-padding) !important;
    max-width: var(--vtp-container-max-width) !important;
    margin-left: auto !important;
    margin-right: auto !important;
}

/* ============================================
   Tab Wrapper
   ============================================ */
.vtp-container .vtp-tabs-wrapper {
    display: flex !important;
    gap: 0 !important;
    border: 1px solid var(--vtp-tab-border-color) !important;
    border-radius: var(--vtp-tab-border-radius, 8px) !important;
    overflow: hidden !important;
    background-color: var(--vtp-tab-bg) !important;
    margin: 0 !important;
    padding: 0 !important;
}

/* Position: Top */
.vtp-container .vtp-tabs-wrapper.vtp-tabs-top {
    flex-direction: column !important;
}

.vtp-container .vtp-tabs-wrapper.vtp-tabs-top > .vtp-tabs-nav {
    flex-direction: row !important;
    border-bottom: 2px solid var(--vtp-tab-border-color) !important;
    border-top: none !important;
    border-left: none !important;
    border-right: none !important;
}

/* Position: Bottom */
.vtp-container .vtp-tabs-wrapper.vtp-tabs-bottom {
    flex-direction: column !important;
}

.vtp-container .vtp-tabs-wrapper.vtp-tabs-bottom > .vtp-tabs-nav {
    flex-direction: row !important;
    border-top: 2px solid var(--vtp-tab-border-color) !important;
    border-bottom: none !important;
    border-left: none !important;
    border-right: none !important;
    order: 2 !important;
}

/* Position: Left */
.vtp-container .vtp-tabs-wrapper.vtp-tabs-left {
    flex-direction: row !important;
}

.vtp-container .vtp-tabs-wrapper.vtp-tabs-left > .vtp-tabs-nav {
    flex-direction: column !important;
    border-right: 2px solid var(--vtp-tab-border-color) !important;
    border-left: none !important;
    border-top: none !important;
    border-bottom: none !important;
    min-width: 150px !important;
}

/* Position: Right */
.vtp-container .vtp-tabs-wrapper.vtp-tabs-right {
    flex-direction: row !important;
}

.vtp-container .vtp-tabs-wrapper.vtp-tabs-right > .vtp-tabs-nav {
    flex-direction: column !important;
    border-left: 2px solid var(--vtp-tab-border-color) !important;
    border-right: none !important;
    border-top: none !important;
    border-bottom: none !important;
    order: 2 !important;
    min-width: 150px !important;
}

/* ============================================
   Tab Navigation
   ============================================ */
.vtp-container .vtp-tabs-nav {
    display: flex !important;
    background-color: var(--vtp-tab-bg) !important;
    padding: 0 !important;
    margin: 0 !important;
    list-style: none !important;
    align-items: center !important;
    justify-content: var(--vtp-tab-alignment) !important;
    flex-wrap: wrap !important;
}

.vtp-container .vtp-tabs-nav li {
    list-style: none !important;
    margin: 0 !important;
    padding: 0 !important;
    position: relative !important;
}

/* ============================================
   Tab Buttons - High specificity to beat themes
   ============================================ */
.vtp-container .vtp-tabs-nav li .vtp-tab-button,
.vtp-container .vtp-tabs-nav li button.vtp-tab-button,
.vtp-container button.vtp-tab-button {
    padding: var(--vtp-tab-padding) !important;
    border: none !important;
    background-color: transparent !important;
    color: var(--vtp-tab-text-color) !important;
    font-family: var(--vtp-tab-font-family) !important;
    font-size: var(--vtp-tab-font-size) !important;
    font-weight: var(--vtp-tab-font-weight) !important;
    text-transform: var(--vtp-tab-text-transform) !important;
    cursor: pointer !important;
    transition: background-color 0.25s ease, color 0.25s ease, font-weight 0.15s ease !important;
    white-space: nowrap !important;
    display: block !important;
    width: 100% !important;
    text-align: var(--vtp-text-alignment) !important;
    line-height: 1.4 !important;
    outline: none !important;
    position: relative !important;
    z-index: 2 !important;
    border-radius: 0 !important;
    box-shadow: none !important;
    text-decoration: none !important;
    letter-spacing: 0.01em !important;
    margin: 0 !important;
    min-height: auto !important;
    -webkit-appearance: none !important;
    appearance: none !important;
}

.vtp-container .vtp-tabs-nav li .vtp-tab-button:hover,
.vtp-container .vtp-tabs-nav li button.vtp-tab-button:hover,
.vtp-container button.vtp-tab-button:hover {
    background-color: var(--vtp-tab-hover-bg) !important;
    color: var(--vtp-tab-text-color) !important;
}

.vtp-container .vtp-tabs-nav li .vtp-tab-button:focus,
.vtp-container button.vtp-tab-button:focus {
    outline: none !important;
    outline-offset: -2px !important;
}

.vtp-container .vtp-tabs-nav li button[data-vtp-tab-index="all"] {
    text-transform: none !important;
}

.vtp-container .vtp-tabs-nav li .vtp-tab-button.vtp-active,
.vtp-container .vtp-tabs-nav li button.vtp-tab-button.vtp-active,
.vtp-container button.vtp-tab-button.vtp-active {
    background-color: var(--vtp-tab-active-bg) !important;
    color: var(--vtp-tab-active-text-color) !important;
    font-weight: bold !important;
    position: relative !important;
    z-index: 2 !important;
}

/* ============================================
   Tab Divider (Pipe character)
   ============================================ */
.vtp-container .vtp-tabs-nav li:not(:last-child)::after {
    content: var(--vtp-divider, '|') !important;
    position: absolute !important;
    right: -10px !important;
    top: 50% !important;
    transform: translateY(-50%) !important;
    color: var(--vtp-divider-color) !important;
    font-size: 14px !important;
    line-height: 1 !important;
    z-index: 1 !important;
    padding: 0 8px !important;
    background: none !important;
    border: none !important;
}

/* Active indicator - Top position */
.vtp-container .vtp-tabs-wrapper.vtp-tabs-top .vtp-tab-button.vtp-active::after {
    content: '' !important;
    position: absolute !important;
    bottom: -2px !important;
    left: 0 !important;
    right: 0 !important;
    height: 2px !important;
    width: auto !important;
    background-color: var(--vtp-tab-active-bg) !important;
    z-index: 3 !important;
    border: none !important;
    padding: 0 !important;
    margin: 0 !important;
    top: auto !important;
    transform: none !important;
    color: transparent !important;
    font-size: 0 !important;
}

/* Active indicator - Bottom position */
.vtp-container .vtp-tabs-wrapper.vtp-tabs-bottom .vtp-tab-button.vtp-active::before {
    content: '' !important;
    position: absolute !important;
    top: -2px !important;
    left: 0 !important;
    right: 0 !important;
    height: 2px !important;
    background-color: var(--vtp-tab-active-bg) !important;
    z-index: 3 !important;
}

/* Active indicator - Left position */
.vtp-container .vtp-tabs-wrapper.vtp-tabs-left .vtp-tab-button.vtp-active::after {
    content: '' !important;
    position: absolute !important;
    right: -2px !important;
    top: 0 !important;
    bottom: 0 !important;
    width: 2px !important;
    height: auto !important;
    background-color: var(--vtp-tab-active-bg) !important;
    z-index: 3 !important;
    left: auto !important;
    transform: none !important;
    color: transparent !important;
    font-size: 0 !important;
    padding: 0 !important;
    border: none !important;
}

/* Active indicator - Right position */
.vtp-container .vtp-tabs-wrapper.vtp-tabs-right .vtp-tab-button.vtp-active::before {
    content: '' !important;
    position: absolute !important;
    left: -2px !important;
    top: 0 !important;
    bottom: 0 !important;
    width: 2px !important;
    background-color: var(--vtp-tab-active-bg) !important;
    z-index: 3 !important;
}

/* ============================================
   Tab Content
   ============================================ */
.vtp-container .vtp-tab-content {
    display: none !important;
    padding: 20px !important;
    background-color: var(--vtp-content-bg-color) !important;
    flex: 1 !important;
    min-width: 0 !important;
}

.vtp-container .vtp-tab-content.vtp-active {
    display: block !important;
}

/* ============================================
   Video Grid - responsive columns
   ============================================ */
.vtp-container .vtp-video-grid {
    display: grid !important;
    grid-template-columns: repeat(var(--vtp-video-grid-columns), 1fr) !important;
    gap: var(--vtp-video-grid-gap) !important;
    row-gap: var(--vtp-video-grid-row-gap, var(--vtp-video-grid-gap)) !important;
    column-gap: var(--vtp-video-grid-column-gap, var(--vtp-video-grid-gap)) !important;
    list-style: none !important;
    margin: 0 !important;
    padding: 0 !important;
}

/* ============================================
   Video Tile
   ============================================ */
.vtp-container .vtp-video-tile {
    background-color: var(--vtp-video-tile-bg) !important;
    border-radius: var(--vtp-video-tile-border-radius) !important;
    border: var(--vtp-video-tile-border-width) solid var(--vtp-video-tile-border-color) !important;
    padding: var(--vtp-video-tile-padding) !important;
    overflow: hidden !important;
    box-shadow: var(--vtp-video-tile-shadow) !important;
    transition: transform 0.3s ease, box-shadow 0.3s ease !important;
    cursor: pointer !important;
    position: relative !important;
    margin: 0 !important;
}

.vtp-container .vtp-video-tile:hover {
    transform: var(--vtp-video-tile-hover-transform) !important;
    box-shadow: var(--vtp-video-tile-shadow) !important;
}

/* Horizontal layout */
.vtp-container .vtp-video-tile.vtp-horizontal {
    display: flex !important;
    flex-direction: row !important;
}

.vtp-container .vtp-video-tile.vtp-horizontal .vtp-video-wrapper {
    width: 40% !important;
    min-height: 150px !important;
}

.vtp-container .vtp-video-tile.vtp-horizontal .vtp-video-info {
    width: 60% !important;
    padding: 15px !important;
}

/* ============================================
   Video Wrapper (16:9 aspect ratio)
   ============================================ */
.vtp-container .vtp-video-wrapper {
    position: relative !important;
    padding-bottom: 56.25% !important;
    height: 0 !important;
    overflow: hidden !important;
    background-color: #0a0a0a !important;
    border-radius: 0 !important;
}

.vtp-container .vtp-video-wrapper iframe,
.vtp-container .vtp-video-wrapper video {
    position: absolute !important;
    top: 0 !important;
    left: 0 !important;
    width: 100% !important;
    height: 100% !important;
    border: none !important;
}

.vtp-container .vtp-video-wrapper img {
    position: absolute !important;
    top: 0 !important;
    left: 0 !important;
    width: 100% !important;
    height: 100% !important;
    object-fit: cover !important;
    border-radius: 0 !important;
    margin: 0 !important;
    padding: 0 !important;
    max-width: none !important;
}

/* ============================================
   Dark Overlay - covers ENTIRE thumbnail
   ============================================ */
.vtp-container .vtp-video-wrapper::before {
    content: '' !important;
    position: absolute !important;
    top: 0 !important;
    left: 0 !important;
    width: 100% !important;
    height: 100% !important;
    background: rgba(0, 0, 0, var(--vtp-overlay-opacity, 0.45)) !important;
    z-index: 1 !important;
    pointer-events: none !important;
    transition: background 0.35s ease !important;
    border-radius: inherit !important;
}

.vtp-container .vtp-video-tile:hover .vtp-video-wrapper::before {
    background: rgba(0, 0, 0, calc(var(--vtp-overlay-opacity, 0.45) * 0.55)) !important;
}

/* ============================================
   Play Button - Glassmorphism / Frosted Glass
   ============================================ */
.vtp-container .vtp-play-overlay {
    position: absolute !important;
    top: 50% !important;
    left: 50% !important;
    transform: translate(-50%, -50%) !important;
    width: var(--vtp-play-btn-size, 60px) !important;
    height: var(--vtp-play-btn-size, 60px) !important;
    background: rgba(0, 0, 0, 0.35) !important;
    -webkit-backdrop-filter: blur(12px) saturate(150%) !important;
    backdrop-filter: blur(12px) saturate(150%) !important;
    border-radius: 50% !important;
    display: flex !important;
    justify-content: center !important;
    align-items: center !important;
    cursor: pointer !important;
    z-index: 3 !important;
    transition: all 0.35s cubic-bezier(0.25, 0.46, 0.45, 0.94) !important;
    border: 1.5px solid rgba(255, 255, 255, 0.2) !important;
    padding: 0 !important;
    margin: 0 !important;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.25), inset 0 0 0 1px rgba(255, 255, 255, 0.08) !important;
}

.vtp-container .vtp-video-tile:hover .vtp-play-overlay {
    background: var(--vtp-play-btn-color, #075fd7) !important;
    transform: translate(-50%, -50%) scale(1.12) !important;
    box-shadow: 0 6px 28px rgba(7, 95, 215, 0.45), inset 0 0 0 1px rgba(255, 255, 255, 0.15) !important;
    border-color: rgba(255, 255, 255, 0.35) !important;
    -webkit-backdrop-filter: blur(0px) !important;
    backdrop-filter: blur(0px) !important;
}

/* ============================================
   Play Icon - Clean triangle with proper sizing
   ============================================ */
.vtp-container .vtp-play-icon {
    width: 0 !important;
    height: 0 !important;
    border-style: solid !important;
    border-width: 11px 0 11px 20px !important;
    border-color: transparent transparent transparent #ffffff !important;
    margin-left: 4px !important;
    background: none !important;
    filter: drop-shadow(0 1px 2px rgba(0, 0, 0, 0.2)) !important;
    transition: transform 0.3s ease !important;
    border-right: none !important;
}

.vtp-container .vtp-video-tile:hover .vtp-play-icon {
    transform: scale(1.05) !important;
}

/* Hosted video preview thumbnail */
.vtp-container .vtp-video-wrapper .vtp-hosted-preview {
    position: absolute !important;
    top: 0 !important;
    left: 0 !important;
    width: 100% !important;
    height: 100% !important;
    object-fit: cover !important;
    pointer-events: none !important;
}

/* ============================================
   Video Info - Improved typography
   ============================================ */
.vtp-container .vtp-video-info {
    padding: 14px 16px !important;
    text-align: var(--vtp-text-alignment, left) !important;
    background: transparent !important;
    margin: 0 !important;
}

.vtp-container .vtp-video-info h3 {
    margin: 0 0 6px 0 !important;
    font-size: var(--vtp-title-font-size, 16px) !important;
    color: var(--vtp-title-color, #333333) !important;
    font-family: var(--vtp-tab-font-family) !important;
    font-weight: 600 !important;
    line-height: 1.35 !important;
    word-wrap: break-word !important;
    overflow-wrap: break-word !important;
    padding: 0 !important;
    text-transform: none !important;
    letter-spacing: -0.01em !important;
    text-align: var(--vtp-text-alignment, left) !important;
    border: none !important;
    background: none !important;
    display: -webkit-box !important;
    -webkit-line-clamp: 2 !important;
    -webkit-box-orient: vertical !important;
    overflow: hidden !important;
    text-overflow: ellipsis !important;
}

.vtp-container .vtp-video-info p {
    margin: 0 !important;
    font-size: var(--vtp-description-font-size, 13px) !important;
    color: var(--vtp-description-color, #666666) !important;
    line-height: 1.55 !important;
    font-family: var(--vtp-tab-font-family) !important;
    font-weight: 400 !important;
    text-align: var(--vtp-text-alignment, left) !important;
    padding: 0 !important;
    letter-spacing: 0.005em !important;
    display: -webkit-box !important;
    -webkit-line-clamp: 2 !important;
    -webkit-box-orient: vertical !important;
    overflow: hidden !important;
    text-overflow: ellipsis !important;
    opacity: 0.85 !important;
}

/* ============================================
   Video Popup / Lightbox
   ============================================ */
.vtp-video-popup {
    position: fixed !important;
    top: 0 !important;
    left: 0 !important;
    width: 100% !important;
    height: 100% !important;
    background: rgba(0, 0, 0, 0.92) !important;
    display: none !important;
    justify-content: center !important;
    align-items: center !important;
    z-index: 10000 !important;
    padding: 40px !important;
    box-sizing: border-box !important;
}

.vtp-video-popup.vtp-active {
    display: flex !important;
    animation: vtpFadeIn 0.25s ease;
}

@keyframes vtpFadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.vtp-popup-content {
    position: relative !important;
    width: 100% !important;
    max-width: 1100px !important;
    aspect-ratio: 16/9;
    background: #000 !important;
    border-radius: 8px !important;
    overflow: hidden !important;
    box-shadow: 0 8px 40px rgba(0, 0, 0, 0.5) !important;
}

.vtp-popup-content iframe,
.vtp-popup-content video {
    width: 100% !important;
    height: 100% !important;
    border: none !important;
    display: block !important;
}

.vtp-popup-close {
    position: fixed !important;
    top: 16px !important;
    right: 16px !important;
    width: 44px !important;
    height: 44px !important;
    background: rgba(255, 255, 255, 0.12) !important;
    -webkit-backdrop-filter: blur(8px) !important;
    backdrop-filter: blur(8px) !important;
    color: white !important;
    border: 1.5px solid rgba(255, 255, 255, 0.25) !important;
    border-radius: 50% !important;
    font-size: 24px !important;
    cursor: pointer !important;
    z-index: 10001 !important;
    display: flex !important;
    justify-content: center !important;
    align-items: center !important;
    transition: background 0.3s, border-color 0.3s, transform 0.2s !important;
    line-height: 1 !important;
    padding: 0 !important;
}

.vtp-popup-close:hover {
    background: rgba(255, 255, 255, 0.25) !important;
    border-color: rgba(255, 255, 255, 0.5) !important;
    transform: scale(1.1) !important;
}

/* Click outside to close overlay */
.vtp-popup-backdrop {
    position: absolute !important;
    top: 0 !important;
    left: 0 !important;
    width: 100% !important;
    height: 100% !important;
    z-index: -1 !important;
}

/* No content message */
.vtp-no-content {
    text-align: center !important;
    padding: 40px 20px !important;
    color: #999 !important;
    font-style: italic !important;
}

/* ============================================
   Responsive Breakpoints
   ============================================ */

/* Tablet: 2 columns */
@media (max-width: 1024px) {
    .vtp-container .vtp-video-grid {
        grid-template-columns: repeat(2, 1fr) !important;
    }
}

/* Mobile: 1 column, collapse side navs, scrollable tabs */
@media (max-width: 768px) {
    .vtp-container .vtp-video-grid {
        grid-template-columns: 1fr !important;
    }

    .vtp-container .vtp-tabs-nav {
        flex-wrap: nowrap !important;
        overflow-x: auto !important;
        overflow-y: hidden !important;
        -webkit-overflow-scrolling: touch !important;
        scrollbar-width: none !important;
        -ms-overflow-style: none !important;
        min-width: 0 !important;
        justify-content: flex-start !important;
    }

    .vtp-container .vtp-tabs-nav::-webkit-scrollbar {
        display: none !important;
    }

    .vtp-container .vtp-tabs-wrapper.vtp-tabs-left,
    .vtp-container .vtp-tabs-wrapper.vtp-tabs-right {
        flex-direction: column !important;
    }

    .vtp-container .vtp-tabs-wrapper.vtp-tabs-left > .vtp-tabs-nav,
    .vtp-container .vtp-tabs-wrapper.vtp-tabs-right > .vtp-tabs-nav {
        flex-direction: row !important;
        border-right: none !important;
        border-left: none !important;
        border-bottom: 2px solid var(--vtp-tab-border-color) !important;
        min-width: auto !important;
        order: 0 !important;
    }

    .vtp-container .vtp-tabs-wrapper.vtp-tabs-right > .vtp-tabs-nav {
        order: 0 !important;
    }

    .vtp-container .vtp-tabs-nav li {
        flex-shrink: 0 !important;
    }

    /* Horizontal tiles become vertical on mobile */
    .vtp-container .vtp-video-tile.vtp-horizontal {
        flex-direction: column !important;
    }

    .vtp-container .vtp-video-tile.vtp-horizontal .vtp-video-wrapper,
    .vtp-container .vtp-video-tile.vtp-horizontal .vtp-video-info {
        width: 100% !important;
    }

    .vtp-container button.vtp-tab-button {
        font-size: 13px !important;
        padding: 10px 16px !important;
    }

    .vtp-container .vtp-tabs-nav li:not(:last-child)::after {
        right: -5px !important;
        font-size: 12px !important;
        padding: 0 5px !important;
    }

    .vtp-video-popup {
        padding: 20px !important;
    }
}

/* Small mobile */
@media (max-width: 480px) {
    .vtp-container .vtp-tab-content {
        padding: 12px !important;
    }

    .vtp-container .vtp-video-grid {
        gap: 12px !important;
    }

    .vtp-container .vtp-video-info {
        padding: 10px 12px !important;
    }

    .vtp-container .vtp-video-info h3 {
        font-size: 14px !important;
    }

    .vtp-container .vtp-video-info p {
        font-size: 12px !important;
    }

    .vtp-popup-close {
        top: 10px !important;
        right: 10px !important;
        width: 36px !important;
        height: 36px !important;
        font-size: 20px !important;
    }

    .vtp-video-popup {
        padding: 12px !important;
    }

    .vtp-container .vtp-play-overlay {
        width: 44px !important;
        height: 44px !important;
    }

    .vtp-container .vtp-play-icon {
        border-width: 9px 0 9px 16px !important;
        margin-left: 3px !important;
    }
}