:root{--primary-color:#667eea;--primary-dark:#764ba2;--primary-gradient:linear-gradient(135deg,#667eea,#764ba2);--primary-gradient-hover:linear-gradient(135deg,#7b8ff0,#8a5fb5);--card-shadow:0 2px 12px rgba(0,0,0,.08);--card-hover-shadow:0 8px 25px rgba(102,126,234,.15);--card-radius:12px;--transition-normal:all 0.3s cubic-bezier(0.4,0,0.2,1);--sidebar-bg-start:#1a1a2e;--sidebar-bg-end:#16213e;--success-color:#52c41a;--warning-color:#fa8c16;--error-color:#f5222d;--bg-color:#f0f2f5;--text-primary:#1a1a2e;--text-secondary:#8c8c8c}#app{height:100%}.gradient-text{background:var(--primary-gradient);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}