/* Tool Page Specific Styles */

.tool-header {
    margin-bottom: var(--spacing-xl);
    padding-bottom: var(--spacing-lg);
    border-bottom: 2px solid var(--border-color);
}

.tool-header h1 {
    font-size: var(--font-size-2xl);
    margin-bottom: var(--spacing-sm);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.tool-header p {
    color: var(--text-secondary);
    font-size: var(--font-size-base);
}

/* Format Selector */
.format-selector {
    margin-bottom: var(--spacing-lg);
}

.format-selector label {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-sm);
    font-weight: 500;
    color: var(--text-primary);
}

.label-icon {
    font-size: var(--font-size-lg);
}

.format-selector select {
    width: 100%;
    padding: var(--spacing-md);
    border: 2px solid var(--border-color);
    border-radius: 6px;
    font-size: var(--font-size-base);
    background: var(--bg-primary);
    transition: border-color var(--transition-fast);
}

.format-selector select:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px var(--primary-ring);
}

.format-description {
    margin-top: var(--spacing-sm);
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    font-style: italic;
}

/* Tool Options Panel */
.tool-options-panel {
    margin-top: var(--spacing-lg);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    overflow: hidden;
    background: var(--bg-secondary);
}

.options-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-md) var(--spacing-lg);
    background: var(--bg-tertiary);
    border-bottom: 1px solid var(--border-color);
    cursor: pointer;
    user-select: none;
}

.options-header h4 {
    margin: 0;
    font-size: var(--font-size-base);
    font-weight: 600;
}

.btn-toggle-options {
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--spacing-xs);
    color: var(--text-secondary);
    transition: transform var(--transition-base);
}

.btn-toggle-options span {
    display: inline-block;
    transition: transform var(--transition-base);
}

.btn-toggle-options span.rotated {
    transform: rotate(180deg);
}

.options-content {
    padding: var(--spacing-lg);
    transition: max-height var(--transition-base), opacity var(--transition-base);
}

.options-content.collapsed {
    max-height: 0;
    padding: 0 var(--spacing-lg);
    opacity: 0;
    overflow: hidden;
}

.option-group {
    margin-bottom: var(--spacing-lg);
}

.option-group:last-child {
    margin-bottom: 0;
}

.option-group label {
    display: block;
    margin-bottom: var(--spacing-sm);
    font-weight: 500;
    color: var(--text-primary);
    font-size: var(--font-size-sm);
}

.option-group select,
.option-group input[type="range"] {
    width: 100%;
    padding: var(--spacing-sm) var(--spacing-md);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    font-size: var(--font-size-base);
    background: var(--bg-primary);
}

.option-group input[type="range"] {
    padding: 0;
    height: 6px;
    -webkit-appearance: none;
    appearance: none;
    background: var(--bg-tertiary);
    border-radius: 3px;
}

.option-group input[type="range"]::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: var(--primary-color);
    cursor: pointer;
}

.option-group input[type="range"]::-moz-range-thumb {
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: var(--primary-color);
    cursor: pointer;
    border: none;
}

.option-group input[type="checkbox"] {
    margin-right: var(--spacing-sm);
    width: auto;
}

.no-options {
    color: var(--text-secondary);
    font-style: italic;
    text-align: center;
    padding: var(--spacing-md);
}

/* Progress Section */
.progress-section {
    margin-top: var(--spacing-xl);
    padding: var(--spacing-lg);
    background: var(--bg-secondary);
    border-radius: 8px;
    border: 1px solid var(--border-color);
}

.progress-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--spacing-md);
}

.progress-header h4 {
    margin: 0;
    font-size: var(--font-size-base);
    font-weight: 600;
}

.progress-percentage {
    font-weight: 600;
    color: var(--primary-color);
    font-size: var(--font-size-lg);
}

.progress-bar {
    width: 100%;
    height: 12px;
    background: var(--bg-tertiary);
    border-radius: 6px;
    overflow: hidden;
    margin-bottom: var(--spacing-sm);
    position: relative;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--primary-color), var(--primary-hover));
    transition: width var(--transition-base);
    width: 0%;
    border-radius: 6px;
    position: relative;
    overflow: hidden;
}

.progress-fill::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    bottom: 0;
    right: 0;
    background: linear-gradient(
        90deg,
        transparent,
        rgba(255, 255, 255, 0.3),
        transparent
    );
    animation: shimmer 2s infinite;
}

[data-theme="dark"] .progress-fill::after {
    background: linear-gradient(
        90deg,
        transparent,
        rgba(255, 255, 255, 0.15),
        transparent
    );
}

@keyframes shimmer {
    0% {
        transform: translateX(-100%);
    }
    100% {
        transform: translateX(100%);
    }
}

.progress-status {
    text-align: center;
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
    margin: 0;
}

/* Results Section */
.results-section {
    margin-top: var(--spacing-xl);
    padding: var(--spacing-lg);
    background: var(--bg-secondary);
    border-radius: 8px;
    border: 1px solid var(--success-color);
}

.results-header {
    margin-bottom: var(--spacing-lg);
    padding-bottom: var(--spacing-md);
    border-bottom: 1px solid var(--border-color);
}

.results-header h3 {
    margin: 0;
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    color: var(--success-color);
    font-size: var(--font-size-lg);
}

.success-icon {
    font-size: var(--font-size-xl);
}

.result-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-md);
    background: var(--bg-primary);
    border-radius: 6px;
    margin-bottom: var(--spacing-sm);
    border: 1px solid var(--border-color);
    transition: all var(--transition-fast);
}

.result-item:hover {
    border-color: var(--primary-color);
    box-shadow: 0 2px 12px var(--primary-shadow);
}

.result-item:last-child {
    margin-bottom: 0;
}

/* Loading States */
.loading {
    position: relative;
    pointer-events: none;
    opacity: 0.6;
}

.loading::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(255, 255, 255, 0.8);
    border-radius: 8px;
}

[data-theme="dark"] .loading::after {
    background: rgba(5, 5, 5, 0.75);
}

/* Enhanced Upload Area */
.upload-area {
    position: relative;
    transition: all var(--transition-base);
}

.upload-area.processing {
    opacity: 0.5;
    pointer-events: none;
}

/* File Preview (for images) */
.file-preview {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.preview-item {
    position: relative;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    overflow: hidden;
    background: var(--bg-secondary);
}

.preview-item img {
    width: 100%;
    height: 150px;
    object-fit: cover;
}

.preview-item .preview-name {
    padding: var(--spacing-sm);
    font-size: var(--font-size-xs);
    text-align: center;
    color: var(--text-secondary);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}