/**
 * PDF Viewer Styles
 * Styles for inline PDF viewer with controls
 */

.pdf-viewer-container {
    background: #2a2a2a;
    border-radius: 8px;
    overflow: hidden;
    margin: 10px 0;
    max-width: 100%;
}

.pdf-viewer-controls {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px;
    background: #1e1e1e;
    border-bottom: 1px solid #3a3a3a;
    flex-wrap: wrap;
}

.pdf-btn {
    background: #3a3a3a;
    border: 1px solid #4a4a4a;
    color: #ffffff;
    padding: 6px 12px;
    border-radius: 4px;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s ease;
    min-width: 36px;
    min-height: 36px;
    text-decoration: none;
}

.pdf-btn:hover:not(:disabled) {
    background: #4a4a4a;
    border-color: #5a5a5a;
    transform: translateY(-1px);
}

.pdf-btn:active:not(:disabled) {
    transform: translateY(0);
}

.pdf-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.pdf-btn i {
    color: #ffffff;
    font-size: 16px;
}

.pdf-page-info {
    color: #ffffff;
    font-size: 14px;
    padding: 0 12px;
    white-space: nowrap;
}

.pdf-zoom-level {
    color: #ffffff;
    font-size: 14px;
    min-width: 50px;
    text-align: center;
}

.pdf-viewer-canvas-container {
    overflow: auto;
    max-height: 600px;
    background: #3a3a3a;
    display: flex;
    justify-content: center;
    align-items: flex-start;
    padding: 20px;
}

/* Maximize canvas container in lightbox */
#lightbox-pdf-viewer .pdf-viewer-canvas-container {
    max-height: calc(95vh - 80px); /* Full height minus controls */
    height: calc(95vh - 80px);
}

.pdf-viewer-canvas {
    display: block;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
    background: #ffffff;
}

.pdf-viewer-loading,
.pdf-viewer-error {
    padding: 40px 20px;
    text-align: center;
    color: #ffffff;
    font-size: 14px;
}

.pdf-viewer-loading {
    background: #2a2a2a;
}

.pdf-viewer-error {
    background: #3a1e1e;
    color: #ff6b6b;
}

/* Mobile responsiveness */
@media (max-width: 768px) {
    .pdf-viewer-controls {
        gap: 4px;
        padding: 8px;
    }

    .pdf-btn {
        padding: 4px 8px;
        min-width: 32px;
        min-height: 32px;
    }

    .pdf-page-info {
        font-size: 12px;
        padding: 0 8px;
    }

    .pdf-zoom-level {
        font-size: 12px;
        min-width: 45px;
    }

    .pdf-viewer-canvas-container {
        max-height: 400px;
        padding: 10px;
    }

    /* Stack controls on very small screens */
    @media (max-width: 480px) {
        .pdf-viewer-controls {
            justify-content: space-between;
        }
    }
}

/* Dark mode support (if needed) */
@media (prefers-color-scheme: dark) {
    .pdf-viewer-container {
        background: #1a1a1a;
    }

    .pdf-viewer-controls {
        background: #0a0a0a;
        border-bottom-color: #2a2a2a;
    }

    .pdf-btn {
        background: #2a2a2a;
        border-color: #3a3a3a;
    }

    .pdf-btn:hover:not(:disabled) {
        background: #3a3a3a;
        border-color: #4a4a4a;
    }

    .pdf-viewer-canvas-container {
        background: #2a2a2a;
    }
}

/* Animation for loading state */
@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.5;
    }
}

.pdf-viewer-loading {
    animation: pulse 1.5s ease-in-out infinite;
}