:root,[data-theme=dark]{--bg-canvas: #242933;--bg-card: #2C3442;--bg-card-alt: #2A313E;--bg-modal: #353E50;--bg-input: #1B212A;--bg-section-alt: #222730;--text-heading: #F4F7FB;--text-body: #DDE3EC;--text-muted: #9AAABE;--text-label: #7D8FA3;--accent-primary: #4F8EF7;--accent-green: #34C4A0;--accent-amber: #F2B05E;--border-subtle: #3B4557;--border-hover: #565F73;--shadow-card: 0 2px 12px rgba(0, 0, 0, .35);--shadow-card-hover: 0 8px 28px rgba(0, 0, 0, .5);--shadow-header: 0 1px 0 var(--border-subtle);--cat-images: rgba(79, 142, 247, .15);--cat-finance: rgba(52, 196, 160, .15);--cat-construction: rgba(242, 176, 94, .15);--cat-units: rgba(167, 139, 250, .15);--cat-docs: rgba(251, 146, 60, .15);--cat-math: rgba(248, 113, 113, .15);--cat-colors: rgba(232, 121, 249, .15);--cat-health: rgba(74, 222, 128, .15);--cat-images-accent: #4F8EF7;--cat-finance-accent: #34C4A0;--cat-construction-accent: #F2B05E;--cat-units-accent: #A78BFA;--cat-docs-accent: #FB923C;--cat-math-accent: #F87171;--cat-colors-accent: #E879F9;--cat-health-accent: #4ADE80;--transition: .2s ease;--transition-slow: .35s ease;--radius-sm: 6px;--radius-md: 12px;--radius-lg: 18px;--radius-xl: 24px}[data-theme=light]{--bg-canvas: #F5F7FA;--bg-card: #FFFFFF;--bg-card-alt: #F0F4FA;--bg-modal: #FFFFFF;--bg-input: #EBF0F8;--bg-section-alt: #EDF1F8;--text-heading: #111827;--text-body: #374151;--text-muted: #6B7280;--text-label: #9CA3AF;--accent-primary: #2563EB;--accent-green: #059669;--accent-amber: #D97706;--border-subtle: #DDE3EE;--border-hover: #B5C0D3;--shadow-card: 0 2px 8px rgba(0, 0, 0, .08);--shadow-card-hover: 0 8px 28px rgba(0, 0, 0, .14);--shadow-header: 0 1px 0 var(--border-subtle);--cat-images: rgba(37, 99, 235, .08);--cat-finance: rgba(5, 150, 105, .08);--cat-construction: rgba(217, 119, 6, .08);--cat-units: rgba(124, 58, 237, .08);--cat-docs: rgba(234, 88, 12, .08);--cat-math: rgba(220, 38, 38, .08);--cat-colors: rgba(192, 38, 211, .08);--cat-health: rgba(22, 163, 74, 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