:root{--bg-primary: #f5f7fa;--bg-white: #ffffff;--bg-subtle: #f0f2f5;--bg-hover: #e8ecf1;--bg-sidebar: #ffffff;--bg-sidebar-hover: rgba(99, 102, 241, .06);--bg-sidebar-active: rgba(99, 102, 241, .12);--primary: #6366f1;--primary-hover: #4f46e5;--primary-light: rgba(99, 102, 241, .1);--primary-glow: rgba(99, 102, 241, .15);--accent: #0891b2;--accent-light: rgba(8, 145, 178, .1);--success: #10b981;--success-light: rgba(16, 185, 129, .1);--warning: #f59e0b;--warning-light: rgba(245, 158, 11, .1);--danger: #ef4444;--danger-light: rgba(239, 68, 68, .1);--purple: #8b5cf6;--purple-light: rgba(139, 92, 246, .1);--pink: #ec4899;--pink-light: rgba(236, 72, 153, .1);--orange: #f97316;--orange-light: rgba(249, 115, 22, .1);--teal: #14b8a6;--teal-light: rgba(20, 184, 166, .1);--text-primary: #0f172a;--text-secondary: #475569;--text-muted: #94a3b8;--border: #e2e8f0;--border-light: #f1f5f9;--shadow-sm: 0 1px 3px rgba(0, 0, 0, .04), 0 1px 2px rgba(0, 0, 0, .06);--shadow-md: 0 4px 6px -1px rgba(0, 0, 0, .06), 0 2px 4px -2px rgba(0, 0, 0, .08);--shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, .08), 0 4px 6px -4px rgba(0, 0, 0, .1);--shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, .08), 0 8px 10px -6px rgba(0, 0, 0, .06);--shadow-glow: 0 0 20px rgba(99, 102, 241, .12);--radius: 14px;--radius-sm: 10px;--radius-xs: 6px;--ease-out-expo: cubic-bezier(.16, 1, .3, 1);--ease-spring: cubic-bezier(.34, 1.56, .64, 1)}*{box-sizing:border-box;margin:0;padding:0}body{font-family:-apple-system,BlinkMacSystemFont,Inter,Segoe UI,Roboto,Helvetica Neue,Arial,PingFang SC,Microsoft YaHei,sans-serif;background:linear-gradient(135deg,#f8fafc,#eef2ff 35%,#ecfdf5 65%,#f8fafc);background-attachment:fixed;color:var(--text-primary);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;font-size:14px;line-height:1.6}h1,h2,h3,h4{font-weight:700;color:var(--text-primary);letter-spacing:-.01em}.card{background:#ffffffb8;backdrop-filter:blur(16px) saturate(1.8);-webkit-backdrop-filter:blur(16px) saturate(1.8);border:1px solid rgba(255,255,255,.6);border-radius:var(--radius);box-shadow:var(--shadow-sm),0 0 0 1px #00000005;padding:24px;transition:box-shadow .3s var(--ease-out-expo),transform .3s var(--ease-out-expo)}.card:hover{box-shadow:var(--shadow-md),0 0 0 1px #00000005}.btn-primary{background:linear-gradient(135deg,#6366f1,#4f46e5);border:none;border-radius:var(--radius-sm);color:#fff;padding:10px 22px;font-size:.875rem;font-weight:600;cursor:pointer;transition:all .2s var(--ease-out-expo);box-shadow:0 2px 8px #6366f14d,inset 0 1px #ffffff26}.btn-primary:hover{background:linear-gradient(135deg,#818cf8,#6366f1);box-shadow:0 4px 16px #6366f166;transform:translateY(-1px)}.btn-primary:active{background:#4338ca;transform:translateY(0)}.btn-primary:disabled{opacity:.5;cursor:not-allowed;transform:none}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes slideUp{0%{opacity:0;transform:translateY(16px)}to{opacity:1;transform:translateY(0)}}@keyframes scaleIn{0%{opacity:0;transform:scale(.95)}to{opacity:1;transform:scale(1)}}@keyframes shimmer{0%{background-position:-200% 0}to{background-position:200% 0}}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:#cbd5e1;border-radius:3px}::-webkit-scrollbar-thumb:hover{background:#94a3b8}