:root{--primary:#1e5eff;--primary-dark:#1546c8;--primary-bg:#eef3ff;--success:#16a34a;--success-bg:#e8f7ee;--warning:#d97706;--warning-bg:#fdf3e3;--danger:#dc2626;--danger-bg:#fdeaea;--purple:#7c3aed;--purple-bg:#f1eafd;--cyan:#0891b2;--cyan-bg:#e0f5fa;--text:#1f2937;--text-2:#6b7280;--text-3:#9ca3af;--border:#e5e7eb;--bg:#f5f7fa;--card:#fff;--sidebar-bg:#0f1e3d;--sidebar-text:#9db2d6;--radius:10px;--shadow:0 1px 3px rgba(16,42,100,.08)}*{margin:0;padding:0;box-sizing:border-box}body,html{height:100%}body{font-family:-apple-system,PingFang SC,Microsoft YaHei,Helvetica 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