/* ===== DARK THEME VARIABLES ===== */

.dark-theme {
    /* Primary Colors */
    --primary-color: #3b82f6;
    --primary-color-hover: #2563eb;
    --primary-color-rgb: 59, 130, 246;
    --primary-color-alpha: rgba(59, 130, 246, 0.1);
    
    /* Common spacing and sizing */
    --border-radius-sm: 6px;
    --border-radius-md: 12px;
    --border-radius-lg: 20px;
    --gap-sm: 0.5rem;
    --gap-md: 1rem;
    --gap-lg: 1.5rem;
    --gap-xl: 2rem;
    
    /* Success, Warning, Error */
    --success-color: #34d399;
    --warning-color: #fbbf24;
    --error-color: #f87171;
    
    --success-bg: rgba(52, 211, 153, 0.1);
    --warning-bg: rgba(251, 191, 36, 0.1);
    --error-bg: rgba(248, 113, 113, 0.1);
    
    /* Background Colors */
    --primary-bg: #0f172a;
    --secondary-bg: #334155;
    --card-bg: #1e293b;
    --header-bg: rgba(30, 41, 59, 0.8);
    --header-bg-rgb: 30, 41, 59;
    --footer-bg: #1e293b;
    --column-header-bg: #334155;
    --hover-bg: rgba(96, 165, 250, 0.05);
    --code-bg: #1e293b;
    
    /* Text Colors */
    --text-color: #e2e8f0;
    --title-color: #f1f5f9;
    --subtitle-color: #94a3b8;
    --label-color: #cbd5e1;
    --code-color: #94a3b8;
    
    /* Border & Input Colors */
    --border-color: #334155;
    --input-border: #475569;
    --input-bg: #1e293b;
    
    /* Theme Toggle */
    --theme-toggle-bg: #374151;
    --theme-toggle-border: #4b5563;
    --theme-toggle-indicator: #1f2937;
    --theme-toggle-position: 28px;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.3), 0 2px 4px -1px rgba(0, 0, 0, 0.2);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.3), 0 4px 6px -2px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.4), 0 10px 10px -5px rgba(0, 0, 0, 0.2);
    
    /* Typography */
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, 'Noto Sans', sans-serif, 'Apple Color Emoji', 'Segoe UI Emoji', 'Segoe UI Symbol', 'Noto Color Emoji';
    
    /* Preview Section Colors - Dynamic (set by JavaScript from generated palette) */
    /* These fallback to theme colors when no palette is generated */
}

/* Dark Theme Specific Styles */
.dark-theme .theme-icon.light-icon {
    opacity: 0.3;
}

.dark-theme .theme-icon.dark-icon {
    opacity: 1;
}

/* Dark theme color card enhancements */
.dark-theme .color-card:hover {
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.4);
    background: rgba(96, 165, 250, 0.03);
}

.dark-theme .palette-column:hover {
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.4);
}

/* Dark theme specific accessibility indicators */
.dark-theme .contrast-pass {
    background: rgba(52, 211, 153, 0.15);
    color: #6ee7b7;
    border: 1px solid rgba(52, 211, 153, 0.3);
}

.dark-theme .contrast-fail {
    background: rgba(248, 113, 113, 0.15);
    color: #fca5a5;
    border: 1px solid rgba(248, 113, 113, 0.3);
}

/* Dark theme export code styling */
.dark-theme .export-code {
    background: #0f172a;
    color: #cbd5e1;
    border: 1px solid #334155;
}

/* Dark theme input focus states */
.dark-theme .color-input:focus,
.dark-theme .scale-select:focus,
.dark-theme .export-select:focus {
    border-color: var(--focus-color, var(--primary-color));
    box-shadow: 0 0 0 3px var(--focus-ring-color, var(--primary-color-alpha));
}

/* Dark theme button states */
.dark-theme .generate-btn {
    background: var(--primary-color);
    color: #ffffff;
}

.dark-theme .generate-btn:hover {
    background: var(--primary-color-hover);
    box-shadow: 0 4px 12px rgba(var(--primary-color-rgb), 0.4);
}

.dark-theme .export-btn:hover {
    box-shadow: 0 2px 8px rgba(96, 165, 250, 0.3);
}

.dark-theme .copy-btn {
    background: var(--primary-color);
    color: #ffffff;
}

.dark-theme .copy-btn:hover {
    background: var(--primary-color-hover);
}

.dark-theme .download-btn {
    background: transparent;
    color: var(--primary-color);
}

.dark-theme .download-btn:hover {
    background: var(--primary-color);
    color: #ffffff;
}

/* Dark theme toast notifications */
.dark-theme .toast {
    background: #ffffff;
    border: 1px solid #d1d5db;
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.4), 0 4px 6px -2px rgba(0, 0, 0, 0.2);
    color: #111827;
}

.dark-theme .toast.success {
    border-left: 4px solid #34d399;
    background: #ffffff;
    color: #111827;
}

.dark-theme .toast.error {
    border-left: 4px solid #f87171;
    background: #ffffff;
    color: #111827;
}

.dark-theme .toast.warning {
    border-left: 4px solid #fbbf24;
    background: #ffffff;
    color: #111827;
}

/* Dark theme scrollbar styling */
.dark-theme ::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

.dark-theme ::-webkit-scrollbar-track {
    background: #1e293b;
}

.dark-theme ::-webkit-scrollbar-thumb {
    background: #475569;
    border-radius: 4px;
}

.dark-theme ::-webkit-scrollbar-thumb:hover {
    background: #64748b;
}

/* Dark theme selection styling */
.dark-theme ::selection {
    background: rgba(96, 165, 250, 0.3);
    color: #f1f5f9;
}

/* Dark theme link styling */
.dark-theme .footer-text a {
    color: var(--primary-color);
}

.dark-theme .footer-text a:hover {
    color: var(--primary-color-hover);
}

/* Dark theme accessibility badge */
.dark-theme .accessibility-badge {
    background: #059669;
    color: #ffffff;
}

/* Dark theme loading spinner */
.dark-theme .loading-spinner {
    border-color: #334155;
    border-top-color: #60a5fa;
}

/* Dark theme form elements */
.dark-theme .color-picker {
    border: none;
}

.dark-theme .color-picker:hover {
    border-color: #60a5fa;
}

/* Dark theme hover states */
.dark-theme .input-container:hover {
    border-color: #475569;
}

.dark-theme .export-section:hover {
    border-color: #475569;
}

/* Dark theme color level indicators */
.dark-theme .color-level {
    color: #94a3b8;
}

.dark-theme .color-hex {
    color: #e2e8f0;
}

.dark-theme .color-name {
    color: #64748b;
}

/* Dark theme sticky color picker */
.dark-theme .sticky-color-picker-group {
    background: #1e293b;
    border-color: #334155;
}

.dark-theme .sticky-color-picker-group:hover {
    border-color: #60a5fa;
}

.dark-theme .sticky-color-picker-text {
    color: #e2e8f0;
}

.dark-theme .sticky-color-picker-text:focus {
    background: rgba(96, 165, 250, 0.05);
}

/* Dark theme for Enhanced Algorithm Controls */
.dark-theme .enhanced-algorithm-controls {
    background: #1f2937;
    border-color: #374151;
}

.dark-theme .inline-settings-label {
    color: #f9fafb;
}

.dark-theme .control-separator {
    color: #6b7280;
}

/* Toggle controls in dark theme */
.dark-theme .enhanced-algorithm-controls .toggle-text {
    color: #d1d5db;
}

.dark-theme .enhanced-algorithm-controls .toggle-track {
    background: #374151;
    border-color: #4b5563;
}

.dark-theme .enhanced-algorithm-controls .toggle-thumb {
    background: #1f2937;
    border-color: #4b5563;
}

.dark-theme .enhanced-algorithm-controls .toggle-container input[type="checkbox"]:checked + .toggle-track {
    background: var(--primary-color);
    border-color: var(--primary-color);
}

.dark-theme .enhanced-algorithm-controls .toggle-container input[type="checkbox"]:checked + .toggle-track .toggle-thumb {
    background: #ffffff;
    border-color: rgba(255, 255, 255, 0.2);
}

/* Select control in dark theme */
.dark-theme .enhanced-algorithm-controls .select-label {
    color: #9ca3af;
}

.dark-theme .enhanced-algorithm-controls .algorithm-select {
    background: #374151;
    border-color: #4b5563;
    color: #f9fafb;
}

.dark-theme .enhanced-algorithm-controls .algorithm-select:focus {
    border-color: #3b82f6;
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.3);
}

.dark-theme .enhanced-algorithm-controls .algorithm-select option {
    background: #374151;
    color: #f9fafb;
}

/* Dark theme support for minimal indicators */
.dark-theme .minimal-level-indicator,
.dark-theme .minimal-hex-value,
.dark-theme .minimal-accessibility-full {
    background: rgba(0, 0, 0, 0.4);
}

.dark-theme .minimal-score-circle.white-circle {
    border-color: rgba(255, 255, 255, 0.3);
}