/* WP PDF Viewer - Основные стили */

/* Контейнер PDF просмотрщика */
.wp-pdf-viewer-container {
    margin: 20px 0;
    max-width: 100%;
}

/* Миниатюра PDF */
.wp-pdf-viewer-thumbnail {
    position: relative;
    background: #f8f9fa;
    border: 1px solid #e9ecef;
    border-radius: 8px;
    overflow: hidden;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    max-width: 100%;
    margin: 0 auto;
    display: inline-block;
    min-height: 300px; /* Добавляем минимальную высоту */
    width: 300px; /* Фиксированная ширина для стабильности */
}

.wp-pdf-viewer-thumbnail:hover {
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.15);
    transform: translateY(-2px);
}

/* Canvas для отображения PDF миниатюры */
.wp-pdf-viewer-canvas {
    width: 100%;
    height: 100%;
    object-fit: contain;
    display: none;
    border-radius: 8px;
}

/* Превью PDF с иконкой документа */
.wp-pdf-viewer-preview {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    border-radius: 8px;
    z-index: 1;
}

.wp-pdf-viewer-preview-icon {
    width: 60px;
    height: 60px;
    margin-bottom: 15px;
    opacity: 0.7;
    fill: #007cba;
}

.wp-pdf-viewer-preview-text {
    font-size: 14px;
    color: #6c757d;
    font-weight: 500;
    margin-bottom: 10px;
    text-align: center;
}

.wp-pdf-viewer-preview-subtext {
    font-size: 12px;
    color: #adb5bd;
    text-align: center;
}

/* Индикатор загрузки */
.wp-pdf-viewer-loading {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    text-align: center;
    z-index: 3;
    display: none; /* Скрываем по умолчанию */
}

.wp-pdf-viewer-spinner {
    width: 40px;
    height: 40px;
    border: 4px solid #e9ecef;
    border-top: 4px solid #007cba;
    border-radius: 50%;
    animation: wp-pdf-viewer-spin 1s linear infinite;
}

.wp-pdf-viewer-loading-text {
    font-size: 12px;
    color: #6c757d;
    margin-top: 10px;
    display: none; /* Скрываем текст */
}

@keyframes wp-pdf-viewer-spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Анимация появления canvas */
.wp-pdf-viewer-canvas.loaded {
    display: block;
    animation: wp-pdf-viewer-fadein 0.3s ease-in;
}

@keyframes wp-pdf-viewer-fadein {
    from { opacity: 0; }
    to { opacity: 1; }
}

.wp-pdf-viewer-thumbnail-iframe {
    -ms-overflow-style: none;
    scrollbar-width: none;
}

/* Оверлей с кнопками */
.wp-pdf-viewer-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s ease;
    border-radius: 8px;
}

.wp-pdf-viewer-thumbnail:hover .wp-pdf-viewer-overlay {
    opacity: 1;
}

.wp-pdf-viewer-buttons {
    display: flex;
    gap: 15px;
    align-items: center;
}

.wp-pdf-viewer-modal-btn,
.wp-pdf-viewer-external-btn,
.wp-pdf-viewer-download-btn {
    background: rgba(255, 255, 255, 0.95);
    border: none;
    border-radius: 50%;
    width: 50px;
    height: 50px;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #333;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
    text-decoration: none;
}

.wp-pdf-viewer-modal-btn:hover,
.wp-pdf-viewer-external-btn:hover,
.wp-pdf-viewer-download-btn:hover {
    background: white;
    transform: scale(1.1);
    color: #007cba;
}

/* Подпись */
.wp-pdf-viewer-caption {
    margin-top: 15px;
    text-align: center;
    color: #6c757d;
    font-size: 14px;
    line-height: 1.4;
    font-style: italic;
}

/* Модальное окно */
.wp-pdf-viewer-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.9);
    z-index: 999999;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

.wp-pdf-viewer-modal.active {
    opacity: 1;
    visibility: visible;
}

.wp-pdf-viewer-modal-content {
    background: white;
    border-radius: 8px;
    max-width: 95vw;
    max-height: 95vh;
    width: 100%;
    height: 100%;
    position: relative;
    display: flex;
    flex-direction: column;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

/* Заголовок модального окна */
.wp-pdf-viewer-modal-header {
    background: #f8f9fa;
    padding: 15px 20px;
    border-bottom: 1px solid #e9ecef;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-radius: 8px 8px 0 0;
}

.wp-pdf-viewer-modal-title {
    font-size: 18px;
    font-weight: 600;
    color: #333;
    margin: 0;
}

.wp-pdf-viewer-modal-actions {
    display: flex;
    align-items: center;
    gap: 10px;
}

.wp-pdf-viewer-external-link,
.wp-pdf-viewer-download-link {
    background: none;
    border: 1px solid #dee2e6;
    border-radius: 4px;
    padding: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #6c757d;
    text-decoration: none;
}

.wp-pdf-viewer-external-link:hover,
.wp-pdf-viewer-download-link:hover {
    background: #e9ecef;
    border-color: #adb5bd;
    color: #495057;
}

.wp-pdf-viewer-close-btn {
    background: none;
    border: none;
    font-size: 24px;
    cursor: pointer;
    color: #6c757d;
    padding: 5px;
    line-height: 1;
    transition: color 0.3s ease;
}

.wp-pdf-viewer-close-btn:hover {
    color: #333;
}

/* Контейнер PDF в модальном окне */
.wp-pdf-viewer-modal-body {
    flex: 1;
    display: flex;
    overflow: hidden;
}

.wp-pdf-viewer-modal-iframe {
    width: 100%;
    height: 100%;
    border: none;
    border-radius: 0 0 8px 8px;
}

/* Заглушка */
.wp-pdf-viewer-placeholder {
    text-align: center;
    padding: 60px 20px;
    border: 2px dashed #dee2e6;
    border-radius: 8px;
    color: #6c757d;
    background: #f8f9fa;
}

/* Адаптивность */
@media (max-width: 768px) {
    .wp-pdf-viewer-modal-content {
        max-width: 98vw;
        max-height: 98vh;
    }
    
    .wp-pdf-viewer-modal-header {
        padding: 10px 15px;
    }
    
    .wp-pdf-viewer-modal-title {
        font-size: 16px;
    }
    
    .wp-pdf-viewer-buttons {
        gap: 10px;
    }
    
    .wp-pdf-viewer-modal-btn,
    .wp-pdf-viewer-external-btn,
    .wp-pdf-viewer-download-btn {
        width: 45px;
        height: 45px;
    }
    
    .wp-pdf-viewer-modal-actions {
        gap: 8px;
    }
    
    .wp-pdf-viewer-external-link,
    .wp-pdf-viewer-download-link {
        padding: 6px;
    }
}

@media (max-width: 480px) {
    .wp-pdf-viewer-buttons {
        flex-direction: column;
        gap: 8px;
    }
    
    .wp-pdf-viewer-modal-header {
        flex-direction: column;
        gap: 10px;
        text-align: center;
    }
    
    .wp-pdf-viewer-modal-actions {
        order: -1;
    }
    
    /* Стили для миниатюр на мобильных */
    .wp-pdf-viewer-thumbnail {
        min-height: 200px;
        width: 100%;
    }
    
    .wp-pdf-viewer-preview-icon {
        width: 50px;
        height: 50px;
    }
    
    .wp-pdf-viewer-preview-text {
        font-size: 13px;
    }
    
    .wp-pdf-viewer-preview-subtext {
        font-size: 11px;
    }
}

/* Дополнительные мобильные стили */
@media (max-width: 768px) {
    .wp-pdf-viewer-container {
        padding: 10px;
    }
    
    .wp-pdf-viewer-thumbnail {
        max-width: 100%;
        width: 100%; /* На мобильных занимаем всю ширину */
        margin: 0;
        min-height: 250px; /* Уменьшаем высоту на мобильных */
    }
    
    /* Убираем hover эффекты на мобильных */
    .wp-pdf-viewer-thumbnail:hover {
        transform: none;
        box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    }
}