:root{--bg-body:#f0f4f8;--bg-card:#fff;--bg-card-hover:#f7fafc;--bg-header:linear-gradient(135deg, #1a202c 0%, #2d3748 100%);--bg-table-header:#f7fafc;--bg-hover:#f7fafc;--bg-modal:#fff;--bg-toast:#1a202c;--bg-footer:#1a202c;--bg-countdown:linear-gradient(135deg, #fffbeb 0%, #fef3c7 100%);--bg-countdown-celebrate:linear-gradient(135deg, #fef3c7 0%, #fde68a 100%);--bg-input:#fff;--bg-tool:#fff;--bg-tool-hover:#fff;--bg-badge:#ebf8ff;--bg-chart:#fafcff;--bg-scrollbar-track:#e2e8f0;--bg-scrollbar-thumb:#a0aec0;--bg-scrollbar-thumb-hover:#718096;--text-primary:#1a202c;--text-secondary:#4a5568;--text-muted:#718096;--text-muted-light:#a0aec0;--text-inverse:#fff;--text-link:#a0aec0;--text-link-hover:#f6ad55;--text-badge:#2b6cb0;--text-news:#cbd5e0;--border-light:#edf2f7;--border-medium:#e2e8f0;--border-dark:#cbd5e0;--border-card:#ffffff80;--shadow-sm:0 1px 3px #0000000a, 0 4px 16px #0000000a;--shadow-md:0 1px 3px #0000000a, 0 8px 32px #0000000f;--shadow-lg:0 2px 8px #0000000f, 0 16px 48px 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