/**
 * Tool-specific styles
 * Additional CSS for tool pages
 */

/* ==================== Tool Header ==================== */
.tool-header {
    background: linear-gradient(135deg, var(--color-bg-secondary) 0%, var(--color-bg-primary) 100%);
    padding: var(--space-2xl) var(--space-lg);
    border-bottom: 1px solid var(--color-border);
}

.tool-header-content {
    text-align: center;
}

.tool-icon-lg {
    width: 80px;
    height: 80px;
    margin: 0 auto var(--space-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
    border-radius: var(--radius-xl);
    font-size: 3rem;
}

.tool-header h1 {
    font-size: 2.5rem;
    margin-bottom: var(--space-md);
}

.tool-header p {
    font-size: 1.125rem;
    color: var(--color-text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

/* ==================== Tool Container ==================== */
.tool-container {
    padding: var(--space-2xl) 0;
}

.section-title {
    font-size: 1.5rem;
    margin-bottom: var(--space-lg);
    color: var(--color-text-primary);
}

/* ==================== Upload Area ==================== */
.upload-area {
    border: 2px dashed var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--space-2xl);
    text-align: center;
    cursor: pointer;
    transition: var(--transition-base);
    background: var(--color-bg-secondary);
}

.upload-area:hover,
.upload-area.dragover {
    border-color: var(--color-primary);
    background: var(--color-bg-tertiary);
}

.upload-content {
    pointer-events: none;
}

.upload-icon {
    font-size: 4rem;
    margin-bottom: var(--space-lg);
}

.upload-area h3 {
    font-size: 1.25rem;
    margin-bottom: var(--space-sm);
    color: var(--color-text-primary);
}

.upload-area p {
    color: var(--color-text-secondary);
    margin-bottom: 0;
}

.upload-hint {
    font-size: 0.875rem;
    color: var(--color-text-tertiary);
    margin-top: var(--space-md);
}

/* ==================== Compression Options ==================== */
.compression-options {
    margin-top: var(--space-xl);
    padding-top: var(--space-xl);
    border-top: 1px solid var(--color-border);
}

.options-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--space-lg);
}

.range-input {
    width: 100%;
    height: 8px;
    border-radius: var(--radius-md);
    background: var(--color-bg-secondary);
    outline: none;
    -webkit-appearance: none;
}

.range-input::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: var(--color-primary);
    cursor: pointer;
    transition: var(--transition-fast);
}

.range-input::-webkit-slider-thumb:hover {
    transform: scale(1.2);
    box-shadow: 0 0 0 8px rgba(59, 130, 246, 0.1);
}

.range-input::-moz-range-thumb {
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: var(--color-primary);
    cursor: pointer;
    border: none;
    transition: var(--transition-fast);
}

.range-input::-moz-range-thumb:hover {
    transform: scale(1.2);
    box-shadow: 0 0 0 8px rgba(59, 130, 246, 0.1);
}

.hint-text {
    font-size: 0.875rem;
    color: var(--color-text-tertiary);
    margin-top: var(--space-xs);
    margin-bottom: 0;
}

/* ==================== Stats Grid ==================== */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: var(--space-md);
}

.stat-card {
    background: var(--color-bg-secondary);
    padding: var(--space-lg);
    border-radius: var(--radius-md);
    text-align: center;
    border: 1px solid var(--color-border);
}

.stat-value {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: var(--space-xs);
}

.stat-label {
    font-size: 0.875rem;
    color: var(--color-text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* ==================== Image Results ==================== */
.image-result-item {
    display: flex;
    align-items: center;
    gap: var(--space-lg);
    padding: var(--space-lg);
    background: var(--color-bg-secondary);
    border-radius: var(--radius-md);
    margin-bottom: var(--space-md);
    border: 1px solid var(--color-border);
    transition: var(--transition-base);
}

.image-result-item:hover {
    transform: translateX(4px);
    box-shadow: var(--card-shadow);
}

.image-result-preview {
    width: 80px;
    height: 80px;
    border-radius: var(--radius-sm);
    object-fit: cover;
    flex-shrink: 0;
}

.image-result-info {
    flex: 1;
}

.image-result-name {
    font-weight: 600;
    color: var(--color-text-primary);
    margin-bottom: var(--space-xs);
}

.image-result-stats {
    display: flex;
    gap: var(--space-lg);
    font-size: 0.875rem;
    color: var(--color-text-secondary);
}

.image-result-stat {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
}

.savings-positive {
    color: var(--color-success);
    font-weight: 600;
}

.image-result-actions {
    display: flex;
    gap: var(--space-sm);
}

/* ==================== Progress Bar ==================== */
.progress-bar {
    width: 100%;
    height: 8px;
    background: var(--color-bg-secondary);
    border-radius: var(--radius-xl);
    overflow: hidden;
    margin-top: var(--space-md);
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--color-primary) 0%, var(--color-secondary) 100%);
    transition: width 0.3s ease;
    border-radius: var(--radius-xl);
}

/* ==================== Loading States ==================== */
.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
}

.loading-content {
    background: var(--color-bg-primary);
    padding: var(--space-2xl);
    border-radius: var(--radius-xl);
    text-align: center;
    max-width: 400px;
}

.loading-spinner {
    width: 48px;
    height: 48px;
    margin: 0 auto var(--space-lg);
    border: 4px solid var(--color-bg-tertiary);
    border-top-color: var(--color-primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

/* ==================== QR Code Specific ==================== */
.qr-preview-container {
    display: flex;
    justify-content: center;
    padding: var(--space-2xl);
    background: var(--color-bg-secondary);
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border);
}

.qr-preview {
    max-width: 300px;
    width: 100%;
    background: white;
    padding: var(--space-lg);
    border-radius: var(--radius-md);
}

/* ==================== Color Palette Specific ==================== */
.color-palette-display {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(100px, 1fr));
    gap: var(--space-md);
}

.color-swatch {
    aspect-ratio: 1;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: var(--transition-base);
    border: 2px solid transparent;
    position: relative;
    overflow: hidden;
}

.color-swatch:hover {
    transform: scale(1.05);
    border-color: var(--color-text-primary);
}

.color-swatch-info {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: rgba(0, 0, 0, 0.8);
    color: white;
    padding: var(--space-sm);
    font-size: 0.75rem;
    text-align: center;
    font-family: var(--font-mono);
}

/* ==================== Tweet to Image Specific ==================== */
.background-selector {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(100px, 1fr));
    gap: var(--space-md);
}

.background-option {
    aspect-ratio: 1;
    border-radius: var(--radius-md);
    cursor: pointer;
    border: 2px solid var(--color-border);
    transition: var(--transition-base);
}

.background-option:hover {
    transform: scale(1.05);
    border-color: var(--color-primary);
}

.background-option.active {
    border-color: var(--color-primary);
    border-width: 3px;
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.tweet-preview {
    background: var(--color-bg-secondary);
    padding: var(--space-2xl);
    border-radius: var(--radius-lg);
    min-height: 400px;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* ==================== Email Extractor Specific ==================== */
.email-list {
    max-height: 400px;
    overflow-y: auto;
    background: var(--color-bg-secondary);
    border-radius: var(--radius-md);
    padding: var(--space-md);
}

.email-item {
    padding: var(--space-sm) var(--space-md);
    background: var(--color-bg-primary);
    border-radius: var(--radius-sm);
    margin-bottom: var(--space-sm);
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-family: var(--font-mono);
    font-size: 0.875rem;
}

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

/* ==================== Responsive Adjustments ==================== */
@media (max-width: 768px) {
    .tool-header h1 {
        font-size: 2rem;
    }

    .tool-icon-lg {
        width: 64px;
        height: 64px;
        font-size: 2.5rem;
    }

    .options-grid {
        grid-template-columns: 1fr;
    }

    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .image-result-item {
        flex-direction: column;
        text-align: center;
    }

    .image-result-stats {
        flex-direction: column;
        gap: var(--space-sm);
    }
}