:root{--primary:#6366f1;--primary-dark:#4f46e5;--bg-dark:#0f172a;--bg-card:#1e293b;--text-main:#f8fafc;--text-muted:#94a3b8;--border:#334155;--success:#10b981;--error:#ef4444}*{box-sizing:border-box;margin:0;padding:0}body{color:#0f172a;-webkit-font-smoothing:antialiased;background-color:#f8fafc;font-family:Inter,-apple-system,BlinkMacSystemFont,sans-serif}.card{background:#fff;border:1px solid #e2e8f0;border-radius:24px;padding:2rem;box-shadow:0 4px 6px -1px #0000000d}button{transition:all .2s}button:hover{filter:brightness(1.1);transform:translateY(-1px)}button:active{transform:translateY(0)}input::placeholder{color:#94a3b8}::-webkit-scrollbar{width:8px}::-webkit-scrollbar-track{background:#f1f5f9}::-webkit-scrollbar-thumb{background:#cbd5e1;border-radius:10px}::-webkit-scrollbar-thumb:hover{background:#94a3b8}