/**
 * MN View Widget Styles
 * 
 * Styles for file viewer widget with popup/modal functionality
 * @since 1.4.1
 */

/* Widget Container */
.mn-view-widget {
    position: relative;
}

/* Files List */
.mn-view-files-list {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

/* File Item */
.mn-view-file-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px;
    background: #fff;
    border: 1px solid #e0e0e0;
    border-radius: 8px;
    transition: all 0.3s ease;
}

.mn-view-file-item:hover {
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    transform: translateY(-2px);
}

/* File Info */
.mn-view-file-info {
    flex: 1;
    margin-right: 20px;
}

.mn-view-file-title {
    margin: 0 0 8px 0;
    font-size: 18px;
    font-weight: 600;
    color: #333;
    line-height: 1.3;
}

.mn-view-file-description {
    margin: 0;
    font-size: 14px;
    color: #666;
    line-height: 1.4;
}

/* View Button */
.mn-view-button {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    background: #0073aa;
    color: #fff;
    border: none;
    border-radius: 4px;
    font-size: 14px;
    font-weight: 500;
    text-decoration: none;
    cursor: pointer;
    transition: all 0.3s ease;
    white-space: nowrap;
}

.mn-view-button:hover {
    background: #005a87;
    transform: translateY(-1px);
    box-shadow: 0 2px 8px rgba(0, 115, 170, 0.3);
}

.mn-view-button:focus {
    outline: 2px solid #0073aa;
    outline-offset: 2px;
}

.mn-view-button-icon {
    display: flex;
    align-items: center;
    font-size: 16px;
}

.mn-view-button-text {
    font-size: inherit;
}

/* File Type Indicators */
.mn-view-file-item[data-file-type="pdf"] .mn-view-file-title::before {
    content: "📄 ";
    margin-right: 5px;
}

.mn-view-file-item[data-file-type="image"] .mn-view-file-title::before {
    content: "🖼️ ";
    margin-right: 5px;
}

.mn-view-file-item[data-file-type="video"] .mn-view-file-title::before {
    content: "🎥 ";
    margin-right: 5px;
}

/* Popup Modal */
.mn-view-popup {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

.mn-view-popup.active {
    opacity: 1;
    visibility: visible;
}

.mn-view-popup-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    cursor: pointer;
}

.mn-view-popup-content {
    position: relative;
    width: 90%;
    height: 80vh;
    max-width: 1200px;
    background: #fff;
    border-radius: 8px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    display: flex;
    flex-direction: column;
    transform: scale(0.9);
    transition: transform 0.3s ease;
}

.mn-view-popup.active .mn-view-popup-content {
    transform: scale(1);
}

/* Popup Header */
.mn-view-popup-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px;
    border-bottom: 1px solid #e0e0e0;
    background: #f8f9fa;
    border-radius: 8px 8px 0 0;
}

.mn-view-popup-title {
    margin: 0;
    font-size: 18px;
    font-weight: 600;
    color: #333;
    flex: 1;
}

.mn-view-popup-controls {
    display: flex;
    align-items: center;
    gap: 10px;
}

.mn-view-zoom-out,
.mn-view-zoom-in,
.mn-view-popup-close {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    background: #fff;
    border: 1px solid #ddd;
    border-radius: 4px;
    cursor: pointer;
    transition: all 0.2s ease;
    font-size: 14px;
    color: #666;
}

.mn-view-zoom-out:hover,
.mn-view-zoom-in:hover {
    background: #0073aa;
    color: #fff;
    border-color: #0073aa;
}

.mn-view-popup-close {
    background: #dc3545;
    color: #fff;
    border-color: #dc3545;
}

.mn-view-popup-close:hover {
    background: #c82333;
    border-color: #c82333;
}

.mn-view-zoom-level {
    font-size: 12px;
    color: #666;
    font-weight: 500;
    min-width: 40px;
    text-align: center;
}

/* Popup Body */
.mn-view-popup-body {
    flex: 1;
    padding: 20px;
    overflow: hidden;
    position: relative;
}

.mn-view-file-container {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: auto;
    position: relative;
}

/* File Viewers */
.mn-view-pdf-viewer {
    width: 100%;
    height: 100%;
    border: none;
    border-radius: 4px;
}

.mn-view-image-viewer {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    border-radius: 4px;
    transition: transform 0.3s ease;
    cursor: grab;
}

.mn-view-image-viewer:active {
    cursor: grabbing;
}

.mn-view-image-viewer.zoomed {
    cursor: move;
}

.mn-view-video-viewer {
    max-width: 100%;
    max-height: 100%;
    border-radius: 4px;
}

/* Loading State */
.mn-view-loading {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    height: 200px;
    color: #666;
}

.mn-view-loading-spinner {
    width: 40px;
    height: 40px;
    border: 3px solid #f3f3f3;
    border-top: 3px solid #0073aa;
    border-radius: 50%;
    animation: mn-view-spin 1s linear infinite;
    margin-bottom: 15px;
}

@keyframes mn-view-spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.mn-view-loading-text {
    font-size: 14px;
    color: #666;
}

/* Error State */
.mn-view-error {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    height: 200px;
    color: #dc3545;
}

.mn-view-error-icon {
    font-size: 48px;
    margin-bottom: 15px;
}

.mn-view-error-text {
    font-size: 16px;
    text-align: center;
}

/* Zoom Controls */
.mn-view-zoom-controls {
    position: absolute;
    bottom: 20px;
    right: 20px;
    display: flex;
    align-items: center;
    gap: 10px;
    background: rgba(0, 0, 0, 0.7);
    padding: 8px 12px;
    border-radius: 20px;
    z-index: 10;
}

.mn-view-zoom-controls button {
    background: transparent;
    border: none;
    color: #fff;
    cursor: pointer;
    padding: 4px;
    border-radius: 2px;
    transition: background 0.2s ease;
}

.mn-view-zoom-controls button:hover {
    background: rgba(255, 255, 255, 0.2);
}

.mn-view-zoom-controls .mn-view-zoom-level {
    color: #fff;
    font-size: 12px;
    min-width: 35px;
}

/* Responsive Design */
@media (max-width: 768px) {
    .mn-view-file-item {
        flex-direction: column;
        align-items: flex-start;
        gap: 15px;
    }
    
    .mn-view-file-info {
        margin-right: 0;
        width: 100%;
    }
    
    .mn-view-button {
        align-self: flex-start;
    }
    
    .mn-view-popup-content {
        width: 95%;
        height: 90vh;
        margin: 20px;
    }
    
    .mn-view-popup-header {
        padding: 15px;
    }
    
    .mn-view-popup-title {
        font-size: 16px;
    }
    
    .mn-view-popup-body {
        padding: 15px;
    }
    
    .mn-view-zoom-controls {
        bottom: 15px;
        right: 15px;
        padding: 6px 10px;
    }
}

@media (max-width: 480px) {
    .mn-view-file-item {
        padding: 15px;
    }
    
    .mn-view-file-title {
        font-size: 16px;
    }
    
    .mn-view-file-description {
        font-size: 13px;
    }
    
    .mn-view-button {
        padding: 10px 20px;
        font-size: 13px;
    }
    
    .mn-view-popup-content {
        width: 98%;
        height: 95vh;
        margin: 10px;
        border-radius: 4px;
    }
    
    .mn-view-popup-header {
        padding: 12px;
    }
    
    .mn-view-popup-controls {
        gap: 8px;
    }
    
    .mn-view-zoom-out,
    .mn-view-zoom-in,
    .mn-view-popup-close {
        width: 32px;
        height: 32px;
        font-size: 12px;
    }
}

/* Dark Theme Support */
@media (prefers-color-scheme: dark) {
    .mn-view-file-item {
        background: #2d2d2d;
        border-color: #444;
        color: #fff;
    }
    
    .mn-view-file-title {
        color: #fff;
    }
    
    .mn-view-file-description {
        color: #ccc;
    }
    
    .mn-view-popup-content {
        background: #2d2d2d;
        color: #fff;
    }
    
    .mn-view-popup-header {
        background: #333;
        border-color: #444;
    }
    
    .mn-view-popup-title {
        color: #fff;
    }
    
    .mn-view-zoom-out,
    .mn-view-zoom-in {
        background: #444;
        border-color: #555;
        color: #fff;
    }
    
    .mn-view-zoom-level {
        color: #ccc;
    }
}

/* Accessibility */
@media (prefers-reduced-motion: reduce) {
    .mn-view-file-item,
    .mn-view-button,
    .mn-view-popup,
    .mn-view-popup-content,
    .mn-view-image-viewer {
        transition: none;
    }
    
    .mn-view-loading-spinner {
        animation: none;
    }
}

/* High Contrast Mode */
@media (prefers-contrast: high) {
    .mn-view-file-item {
        border-width: 2px;
    }
    
    .mn-view-button {
        border: 2px solid currentColor;
    }
    
    .mn-view-popup-overlay {
        background: rgba(0, 0, 0, 0.9);
    }
}