:root{--primary: #FFD700;--primary-hover: #FFC107;--bg: #0A0A0A;--bg-secondary: #111118;--sidebar-bg: #0d0d15;--dark-card: #141420;--dark-card-hover: #1a1a2e;--border: #1e1e30;--border-hover: #2a2a42;--text-primary: #FFFFFF;--text-secondary: #B0B0C0;--text-muted: #666680;--yellow-10: rgba(255, 215, 0, .1);--yellow-20: rgba(255, 215, 0, .2);--radius: 8px;--radius-md: 12px;--radius-lg: 16px;--radius-xl: 20px;--radius-full: 50px;--shadow: 0 2px 12px rgba(0,0,0,.3);--shadow-lg: 0 8px 32px rgba(0,0,0,.4);--sidebar-width: 260px;--topbar-height: 64px;--success: #4CAF50;--info: #2196F3;--warning: #FF9800;--danger: #f44336}.light-mode{--bg: #F5F5F8;--bg-secondary: #FFFFFF;--sidebar-bg: #FFFFFF;--dark-card: #FFFFFF;--dark-card-hover: #F0F0F5;--border: #E0E0E8;--border-hover: #D0D0D8;--text-primary: #1A1A2E;--text-secondary: #555570;--text-muted: #888898;--yellow-10: rgba(255, 215, 0, .08);--yellow-20: rgba(255, 215, 0, .15);--shadow: 0 2px 12px rgba(0,0,0,.06);--shadow-lg: 0 8px 32px 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