:root{--bg-primary:#111827;--bg-primary-gradient:linear-gradient(to bottom right,#111827,#581c87,#111827);--bg-secondary:#1a1a1a;--bg-tertiary:#1F2937;--bg-card:rgba(255,255,255,0.1);--bg-card-hover:rgba(255,255,255,0.2);--bg-hover:rgba(255,255,255,0.1);--text-primary:#ffffff;--text-secondary:#D1D5DB;--text-muted:#9CA3AF;--text-color:#ffffff;--accent-primary:#EC4899;--accent-secondary:#DC2626;--accent-red:#DC2626;--accent-pink:#EC4899;--accent-purple:#7C3AED;--accent-blue:#3B82F6;--accent-color:#EC4899;--border-primary:rgba(255,255,255,0.2);--border-secondary:rgba(255,255,255,0.1);--border-card:rgba(255,255,255,0.1);--shadow-sm:0 1px 2px rgba(0,0,0,0.3);--shadow-md:0 4px 6px rgba(0,0,0,0.3);--shadow-lg:0 10px 15px rgba(0,0,0,0.3);--gradient-primary:linear-gradient(90deg,#DC2626,#EC4899);--gradient-primary-hover:linear-gradient(90deg,#B91C1C,#DB2777);--gradient-secondary:linear-gradient(45deg,#EC4899,#8B5CF6);--gradient-red-pink:linear-gradient(90deg,rgba(220,38,38,0.2),rgba(236,72,153,0.2));--gradient-purple-blue:linear-gradient(to bottom right,rgba(147,51,234,0.2),rgba(59,130,246,0.2));--success:#10B981;--warning:#F59E0B;--warning-bg:rgba(234,179,8,0.2);--warning-border:rgba(234,179,8,0.3);--warning-text:#FCD34D;--error:#EF4444;--info:#3B82F6;--hover-bg:rgba(255,255,255,0.1);--transition-fast:0.2s ease;--transition-normal:0.3s ease;--transition-slow:0.5s ease}.light{--bg-primary:#f9fafb;--bg-primary-gradient:linear-gradient(to bottom right,#f9fafb,#f3f4f6,#f9fafb);--bg-secondary:#ffffff;--bg-tertiary:#f3f4f6;--bg-card:#ffffff;--bg-card-hover:#f9fafb;--bg-hover:rgba(0,0,0,0.05);--text-primary:#111827;--text-secondary:#4b5563;--text-muted:#6b7280;--text-color:#111827;--accent-primary:#EC4899;--accent-secondary:#DC2626;--accent-red:#DC2626;--accent-pink:#EC4899;--accent-purple:#7C3AED;--accent-blue:#3B82F6;--accent-color:#DC2626;--border-primary:rgba(0,0,0,0.1);--border-secondary:rgba(0,0,0,0.05);--border-card:rgba(0,0,0,0.1);--shadow-sm:0 1px 2px rgba(0,0,0,0.05);--shadow-md:0 4px 6px rgba(0,0,0,0.1);--shadow-lg:0 10px 15px rgba(0,0,0,0.1);--gradient-primary:linear-gradient(90deg,#DC2626,#EC4899);--gradient-primary-hover:linear-gradient(90deg,#B91C1C,#DB2777);--gradient-secondary:linear-gradient(45deg,#EC4899,#8B5CF6);--gradient-red-pink:linear-gradient(90deg,rgba(220,38,38,0.1),rgba(236,72,153,0.1));--gradient-purple-blue:linear-gradient(to bottom right,rgba(147,51,234,0.1),rgba(59,130,246,0.1));--success:#059669;--warning:#D97706;--warning-bg:rgba(234,179,8,0.1);--warning-border:rgba(234,179,8,0.2);--warning-text:#F59E0B;--error:#DC2626;--info:#2563EB;--hover-bg:rgba(0,0,0,0.05);--transition-fast:0.2s ease;--transition-normal:0.3s ease;--transition-slow:0.5s ease}*{transition:background-color var(--transition-normal),color var(--transition-normal),border-color var(--transition-normal)}body{background:var(--bg-primary-gradient);background-color:var(--bg-primary);color:var(--text-primary);transition:background-color var(--transition-normal),color var(--transition-normal)}.header{background-color:var(--bg-secondary);border-bottom:1px solid var(--border-primary)}.card{background-color:var(--bg-card);backdrop-filter:blur(16px);border:1px solid var(--border-card);box-shadow:var(--shadow-sm)}.btn-primary{background:var(--gradient-primary);color:white;border:none;box-shadow:var(--shadow-md)}.btn-secondary,input,select,textarea{background-color:var(--bg-card);color:var(--text-primary);border:1px solid var(--border-primary)}input:focus,select:focus,textarea:focus{border-color:var(--accent-primary);outline:none}.search-bar{background-color:var(--bg-card);border:1px solid var(--border-primary)}.nav a,.search-bar{color:var(--text-primary)}.nav a:hover{color:var(--accent-primary)}.dropdown-menu,.modal{box-shadow:var(--shadow-lg)}.dropdown-menu,.modal,.toast{background-color:var(--bg-secondary);border:1px solid var(--border-primary)}.toast{box-shadow:var(--shadow-md)}::-webkit-scrollbar{width:8px}::-webkit-scrollbar-track{background:var(--bg-secondary)}::-webkit-scrollbar-thumb{background:var(--border-primary);border-radius:4px}::-webkit-scrollbar-thumb:hover{background:var(--accent-primary)}