/**
 * QM Video Block - Frontend Styling
 * Professional video block with text wrapping and alignment matching image blocks
 */

/* Base video block styling */
.qm-video-block {
    position: relative;
    display: block;
    transition: all 0.3s ease;
    box-sizing: border-box;
    min-width: 300px;
}

/* Video wrapper for aspect ratio */
.qm-video-block .qm-video-wrapper {
    position: relative;
    width: 100%;
    background: linear-gradient(135deg, #f0f0f0 0%, #e8e8e8 100%);
    border-radius: inherit;
    overflow: hidden;
}

/* Enhanced background pattern for better visual preview */
.qm-video-block .qm-video-wrapper::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image:
        radial-gradient(circle at 25% 25%, rgba(255,255,255,0.1) 0%, transparent 50%),
        radial-gradient(circle at 75% 75%, rgba(0,0,0,0.05) 0%, transparent 50%);
    z-index: 0;
    pointer-events: none;
}

/* Enhanced mobile preview - intelligent fallback system */
.qm-video-block .qm-video-wrapper::before {
    content: '🎬';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 3rem;
    color: #666;
    z-index: 1;
    opacity: 0.3;
    transition: opacity 0.3s ease;
    pointer-events: none;
}

/* Show fallback only when video has no poster */
.qm-video-block .qm-video-wrapper video[data-has-poster="true"] ~ ::before,
.qm-video-block .qm-video-wrapper video[poster] ~ ::before {
    opacity: 0;
}

/* Hide fallback when video is interacted with */
.qm-video-block .qm-video-wrapper:hover::before,
.qm-video-block .qm-video-wrapper video:hover ~ ::before {
    opacity: 0;
}

/* Better mobile video preview behavior */
@media (max-width: 768px) {
    .qm-video-block .qm-video-wrapper::before {
        font-size: 2.5rem;
        opacity: 0.4;
    }

    /* Ensure videos load metadata on mobile for better previews */
    .qm-video-block video[data-has-poster="false"] {
        preload: metadata !important;
    }
}

/* Video elements */
.qm-video-block video,
.qm-video-block iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: none;
    border-radius: inherit;
    z-index: 3; /* Above background patterns and fallback icon */
}

/* Enhanced mobile support for videos */
.qm-video-block video {
    object-fit: cover;
    /* Better mobile playback support */
    -webkit-playsinline: true;
    playsinline: true;
    /* Better mobile preview loading */
    background: transparent;
}

/* Improve iframe rendering on mobile */
.qm-video-block iframe {
    /* Better mobile performance */
    will-change: transform;
    /* Ensure proper aspect ratio on all devices */
    object-fit: contain;
    background: transparent;
}

/* Hide background patterns when video is loaded */
.qm-video-block .qm-video-wrapper video[poster]::after,
.qm-video-block .qm-video-wrapper video[data-has-poster="true"]::after {
    opacity: 0;
}

/* Video caption styling matching image captions */
.qm-video-caption {
    margin: 8px 0 0 0;
    padding: 0;
    font-size: 0.9em;
    color: var(--qm-text-secondary, #666);
    font-style: italic;
    line-height: 1.4;
}

/* Alignment classes */
.qm-video-block.alignment-center {
    margin-left: auto;
    margin-right: auto;
    text-align: center;
}

.qm-video-block.alignment-center .qm-video-caption {
    text-align: center;
}

.qm-video-block.alignment-left {
    margin-right: auto;
}

.qm-video-block.alignment-left .qm-video-caption {
    text-align: left;
}

.qm-video-block.alignment-right {
    margin-left: auto;
}

.qm-video-block.alignment-right .qm-video-caption {
    text-align: right;
}

/* Text wrapping support - matches image text wrapping behavior */
.qm-video-block.text-wrap {
    clear: none;
    display: block;
    vertical-align: top;
    /* Remove width override to respect responsive width settings */
    min-width: 300px;
    max-width: none !important; /* Allow inline maxWidth to override */
}

.qm-video-block.text-wrap.float-left {
    float: left;
    margin: 0 20px 20px 0;
}

.qm-video-block.text-wrap.float-right {
    float: right;
    margin: 0 0 20px 20px;
}

/* Border radius matching image styling */
.qm-video-block {
    border-radius: 12px;
    overflow: hidden;
}

/* Shadow effects */
.qm-video-block.shadow-none {
    box-shadow: none;
}

.qm-video-block.shadow-light {
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.qm-video-block.shadow-medium {
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.15);
}

.qm-video-block.shadow-strong {
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
}

/* Hover effects */
.qm-video-block.hover-lift:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.15);
}

.qm-video-block.hover-glow:hover {
    box-shadow: 0 0 20px rgba(0, 123, 186, 0.3);
}

.qm-video-block.hover-scale:hover {
    transform: scale(1.02);
}

.qm-video-block.hover-none:hover {
    transform: none;
    box-shadow: inherit;
}

/* Loading state for videos without poster */
.qm-video-wrapper[data-loading="true"]::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 40px;
    height: 40px;
    margin: -20px 0 0 -20px;
    border: 3px solid #f3f3f3;
    border-top: 3px solid var(--qm-accent-color, #007cba);
    border-radius: 50%;
    animation: qm-video-loading 1s linear infinite;
    z-index: 2;
    opacity: 0.7;
}

.qm-video-wrapper iframe,
.qm-video-wrapper video {
    z-index: 2;
}

@keyframes qm-video-loading {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Hide loading spinner when video loads */
.qm-video-wrapper iframe:not([src=""]) ~ ::before,
.qm-video-wrapper video:not([src=""]) ~ ::before {
    display: none;
}

/* Error state */
.qm-video-block.error {
    background: #f8f8f8;
    border: 2px dashed #ddd;
    border-radius: 8px;
    padding: 40px 20px;
    text-align: center;
    color: #666;
}

.qm-video-block.error p {
    margin: 0;
    font-style: italic;
}

/* Responsive width system using CSS custom properties */
.qm-video-block {
    width: var(--qm-video-width-mobile, 100%);
}

@media (min-width: 768px) {
    .qm-video-block {
        width: var(--qm-video-width-tablet, var(--qm-video-width-mobile, 100%));
    }
}

@media (min-width: 1024px) {
    .qm-video-block {
        width: var(--qm-video-width-desktop, var(--qm-video-width-tablet, var(--qm-video-width-mobile, 100%)));
    }
}

/* Responsive design */
@media (max-width: 768px) {
    /* Override min-width on mobile for proper responsive behavior */
    .qm-video-block {
        min-width: auto !important;
    }

    /* Disable text wrapping on mobile for better readability */
    .qm-video-block.text-wrap {
        float: none !important;
        margin: 0 0 20px 0 !important;
        width: var(--qm-video-width-mobile, 100%) !important;
        max-width: 100% !important;
    }

    /* Reduce shadows on mobile */
    .qm-video-block.shadow-medium {
        box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    }

    .qm-video-block.shadow-strong {
        box-shadow: 0 4px 16px rgba(0, 0, 0, 0.15);
    }

    /* Reduce hover effects on touch devices */
    .qm-video-block.hover-lift:hover {
        transform: none;
    }

    .qm-video-block.hover-scale:hover {
        transform: none;
    }
}

/* High DPI displays */
@media (-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi) {
    .qm-video-wrapper {
        will-change: transform;
    }
}

/* Accessibility improvements */
.qm-video-block:focus-within {
    outline: 2px solid var(--qm-accent-color, #007cba);
    outline-offset: 2px;
}

/* Print styles */
@media print {
    .qm-video-block {
        break-inside: avoid;
        background: white !important;
        box-shadow: none !important;
        border: 1px solid #ddd !important;
    }

    .qm-video-wrapper::after {
        content: '🎬 Video: ' attr(data-video-url);
        position: absolute;
        top: 50%;
        left: 50%;
        transform: translate(-50%, -50%);
        background: rgba(255, 255, 255, 0.9);
        padding: 10px;
        border-radius: 4px;
        font-size: 14px;
        color: #333;
    }

    .qm-video-wrapper iframe,
    .qm-video-wrapper video {
        opacity: 0.3;
    }
}

/* WordPress block alignment support */
.wp-block-quotemanager-qm-video {
    margin: 0 0 1.5em 0;
}

.wp-block-quotemanager-qm-video.aligncenter {
    text-align: center;
}

.wp-block-quotemanager-qm-video.alignwide {
    max-width: 1200px;
    margin-left: auto;
    margin-right: auto;
}

.wp-block-quotemanager-qm-video.alignfull {
    max-width: none;
    width: 100vw;
    margin-left: calc(50% - 50vw);
    margin-right: calc(50% - 50vw);
}

/* Full width and wide alignment specific styling */
.qm-video-block.alignment-wide {
    min-width: auto;
    max-width: 1200px !important;
    margin-left: auto;
    margin-right: auto;
}

.qm-video-block.alignment-full {
    min-width: auto;
    max-width: none !important;
    width: 100vw;
    margin-left: calc(50% - 50vw);
    margin-right: calc(50% - 50vw);
}

/* Disable text wrap for wide and full alignments */
.qm-video-block.alignment-wide.text-wrap,
.qm-video-block.alignment-full.text-wrap {
    float: none !important;
    margin-left: auto !important;
    margin-right: auto !important;
}

/* Integration with QuoteManager color system */
.qm-video-block {
    --qm-video-bg: var(--qm-background-primary, #ffffff);
    --qm-video-border: var(--qm-border-color, #e0e0e0);
    --qm-video-shadow: var(--qm-shadow-color, rgba(0, 0, 0, 0.1));
    --qm-video-text: var(--qm-text-primary, #333333);
}

/* Dark mode support */
@media (prefers-color-scheme: dark) {
    .qm-video-block {
        --qm-video-bg: var(--qm-background-primary, #1a1a1a);
        --qm-video-border: var(--qm-border-color, #333333);
        --qm-video-shadow: var(--qm-shadow-color, rgba(0, 0, 0, 0.3));
        --qm-video-text: var(--qm-text-primary, #ffffff);
    }

    .qm-video-caption {
        color: var(--qm-text-secondary, #cccccc);
    }

    .qm-video-wrapper {
        background: #2a2a2a;
    }
}