:root{--color-primary:#4338ca;--color-primary-light:#6366f1;--color-primary-dark:#3730a3;--color-success:#059669;--color-warning:#d97706;--color-danger:#dc2626;--color-info:#2563eb;--color-bg-ai:#ecfdf5;--color-bg-search:#eff6ff;--color-bg-doc:#fffbeb;--color-bg-inst:#fdf2f8;--color-bg-expert:#f5f3ff;--color-text-primary:#1f2937;--color-text-secondary:#6b7280;--color-text-aux:#9ca3af;--color-border:#e5e7eb;--color-bg:#f9fafb;--color-bg-white:#fff;--radius-sm:4px;--radius-md:8px;--radius-lg:12px;--radius-xl:16px;--font-xs:12px;--font-sm:14px;--font-base:16px;--font-lg:18px;--font-xl:24px;--font-xxl:32px;--shadow-sm:0 1px 2px #0000000d;--shadow-md:0 4px 6px #00000012;--shadow-lg:0 10px 25px #0000001a}*{box-sizing:border-box;margin:0;padding:0}html,body,#app{width:100%;height:100%;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,PingFang SC,Hiragino Sans GB,Microsoft YaHei,sans-serif;font-size:var(--font-sm);color:var(--color-text-primary);background:var(--color-bg);-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}ul,ol{list-style:none}button{cursor:pointer;font:inherit;background:0 0;border:none;outline:none}input,textarea{font:inherit;border:none;outline:none}img{max-width:100%;display:block}.fade-enter-active,.fade-leave-active{transition:opacity .3s}.fade-enter-from,.fade-leave-to{opacity:0}.slide-enter-active,.slide-leave-active{transition:transform .3s}.slide-enter-from{transform:translate(100%)}.slide-leave-to{transform:translate(-100%)}.scrollbar-thin::-webkit-scrollbar{width:4px}.scrollbar-thin::-webkit-scrollbar-thumb{background:var(--color-text-aux);border-radius:2px}@media (width>=768px){body{background:#f0f2f5}}