:root{color-scheme:light}body[arco-theme=dark]{color-scheme:dark}*,:after,:before{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:var(--color-text-1);background:var(--color-fill-1);font-family:Inter,Segoe UI,PingFang SC,Microsoft YaHei,system-ui,sans-serif;-webkit-font-smoothing:antialiased}a{color:inherit}button,input{font-family:inherit}a,button{touch-action:manipulation;-webkit-tap-highlight-color:transparent}body[arco-theme=dark]{background:var(--color-bg-1)}:where(a,button):focus-visible{outline:2px solid rgb(var(--arcoblue-6));outline-offset:3px}::selection{color:var(--color-text-1);background:var(--color-primary-light-2)}@media (prefers-reduced-motion:reduce){*,:after,:before,html{scroll-behavior:auto!important;animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}}.shell_shell__xEC9p{--page-bg:var(--color-fill-1);--surface:var(--color-bg-1);--surface-soft:var(--color-fill-1);--surface-muted:var(--color-fill-2);--border:var(--color-border-2);--border-soft:var(--color-border-1);--text:var(--color-text-1);--muted:var(--color-text-2);--primary:rgb(var(--arcoblue-6));--primary-hover:rgb(var(--arcoblue-7));--primary-soft:var(--color-primary-light-1);--primary-soft-hover:var(--color-primary-light-2);--surface-shadow:0 2px 8px color-mix(in srgb,var(--color-black) 5%,transparent);--surface-shadow-raised:0 6px 20px color-mix(in srgb,var(--color-black) 8%,transparent);min-height:100vh;color:var(--text);background:var(--page-bg)}.shell_topBar__2S1Sl{position:fixed;inset:0 0 auto;z-index:50;height:48px;padding:0;border-bottom:1px solid var(--border-soft);background:var(--surface);box-shadow:0 1px 2px rgba(0,0,0,.03)}.shell_headerContent__JxsTw{display:grid;grid-template-columns:minmax(120px,1fr) auto minmax(120px,1fr);align-items:center;max-width:1280px;height:48px;margin:0 auto;padding:0 16px}.shell_logo__UO56l,.shell_logo__UO56l.arco-link,.shell_logo__UO56l.arco-link:focus-visible,.shell_logo__UO56l.arco-link:hover{display:inline-flex;min-width:0;align-items:baseline;gap:8px;color:var(--primary);background:transparent;box-shadow:none;text-decoration:none;white-space:nowrap}.shell_logoName__rvY_G{font-size:24px;font-weight:700;line-height:1;letter-spacing:-.015em}.shell_logoCaption__PKbla{color:var(--muted);font-size:13px;font-weight:500;line-height:1;letter-spacing:.01em}.shell_primaryNav__aLJNV{display:flex;height:48px;align-items:center;justify-content:center}.shell_desktopMenu__9o1tn.arco-menu-horizontal{height:48px;color:var(--color-text-1);background:transparent}.shell_desktopMenu__9o1tn .arco-menu-inner{height:48px;overflow:visible;padding:9px 0}.shell_desktopMenu__9o1tn .arco-menu-item,.shell_desktopMenu__9o1tn .arco-menu-pop-header{display:flex;width:100px;min-width:100px;height:30px;align-items:center;justify-content:center;box-sizing:border-box;padding:0 12px;border-radius:8px;background:transparent;font-weight:400}.shell_desktopMenu__9o1tn .arco-menu-item:focus-visible,.shell_desktopMenu__9o1tn .arco-menu-item:hover,.shell_desktopMenu__9o1tn .arco-menu-pop-header:focus-visible,.shell_desktopMenu__9o1tn .arco-menu-pop-header:hover{color:rgb(var(--arcoblue-6));background:var(--color-primary-light-1);outline:none}.shell_desktopMenuLink__i6UOc.arco-link{display:flex;width:100%;height:100%;align-items:center;justify-content:center;color:inherit;text-decoration:none}.shell_topActions__qDTxP{display:flex;align-items:center;justify-content:flex-end;gap:6px}.shell_roundIcon__X8B8M.arco-btn{display:inline-flex;width:36px;height:36px;min-width:36px;align-items:center;justify-content:center;padding:8px;border:0;color:var(--muted);background:transparent;box-shadow:none}.shell_roundIcon__X8B8M.arco-btn:focus-visible,.shell_roundIcon__X8B8M.arco-btn:hover,.shell_roundIcon__X8B8M.arco-btn[aria-expanded=true]{color:var(--primary);background:var(--primary-soft);outline:none}.shell_roundIcon__X8B8M svg{width:18px;height:18px}.shell_mobileMenuToggle__YQITV{display:none!important}.shell_mobileMenuToggle__YQITV svg{width:16px;height:16px}.shell_topBarSpacer__9JEyx{height:48px}.shell_categoryMenuPopup__gkTia .arco-dropdown-menu-pop,.shell_networkMenuPopup__E_M4k .arco-dropdown-menu-pop{max-height:none;overflow:visible;border-radius:8px}.shell_categoryMenuPopup__gkTia .arco-dropdown-menu-inner,.shell_networkMenuPopup__E_M4k .arco-dropdown-menu-inner{display:grid;width:160px;grid-template-columns:minmax(0,1fr);gap:2px;padding:6px}.shell_desktopSubItem__HYE_r.arco-dropdown-menu-item{width:calc(100% - 4px);height:36px;margin:1px 2px;padding:0 3px;border-radius:6px}.shell_desktopSubItem__HYE_r.arco-dropdown-menu-item:focus-visible,.shell_desktopSubItem__HYE_r.arco-dropdown-menu-item:hover{color:rgb(var(--arcoblue-6));background:var(--color-primary-light-1);outline:none}.shell_desktopSubLink__kd_Lv.arco-link{display:grid;width:100%;min-width:0;height:100%;grid-template-columns:18px minmax(0,1fr);align-items:center;gap:6px;color:inherit;text-decoration:none}.shell_desktopSubIcon__pL_PF{display:inline-flex;width:18px;height:18px;align-items:center;justify-content:center;border-radius:4px;color:rgb(var(--arcoblue-6));background:var(--color-primary-light-1);font-size:10px;line-height:1}.shell_desktopSubIcon__pL_PF svg{width:12px;height:12px}.shell_desktopSubName__R_6DL{overflow:hidden;color:inherit;font-size:14px;font-weight:400;text-overflow:ellipsis;white-space:nowrap}.shell_drawer__QJY_N{display:none}.shell_drawer__QJY_N.arco-drawer{background:var(--color-bg-1)}.shell_drawer__QJY_N .arco-drawer-header{flex:0 0 48px;min-height:48px;height:48px;margin:0;padding:0 16px;border-bottom:1px solid var(--color-border-2);color:var(--color-text-1);background:var(--color-bg-1)}.shell_drawer__QJY_N .arco-drawer-content{padding:0}.shell_drawer__QJY_N .arco-drawer-close-icon{top:6px;right:6px;display:inline-flex;width:36px;height:36px;align-items:center;justify-content:center;background:transparent}.shell_drawerTitle__Xre90{color:var(--color-text-1);font-weight:600}.shell_drawerNav__3xQiS{padding:16px}.shell_drawerLink__0H_Ck.arco-link{display:flex;width:calc(100% - 8px);min-height:40px;align-items:center;margin:2px 4px;padding:9px 12px;border-radius:8px;color:var(--color-text-1);background:transparent;font-size:14px;font-weight:500;line-height:22px;text-decoration:none;transition:color .16s,background .16s}.shell_drawerLink__0H_Ck.arco-link:focus-visible,.shell_drawerLink__0H_Ck.arco-link:hover{color:rgb(var(--arcoblue-6));background:var(--color-primary-light-1);outline:none}.shell_drawerCollapse__FJDdV .arco-collapse-item,.shell_drawerCollapse__FJDdV.arco-collapse{border:0;background:transparent}.shell_drawerCollapse__FJDdV .arco-collapse-item-header{width:calc(100% - 8px);min-height:40px;margin:2px 4px;padding:9px 12px;border:0;border-radius:8px;color:var(--color-text-1);background:transparent;font-size:14px;font-weight:500;line-height:22px}.shell_drawerCollapse__FJDdV .arco-collapse-item-header:focus-visible,.shell_drawerCollapse__FJDdV .arco-collapse-item-header:hover,.shell_drawerSectionActive__jlFH8>.arco-collapse-item-header{color:rgb(var(--arcoblue-6));background:var(--color-primary-light-1);outline:none}.shell_drawerCollapse__FJDdV .arco-collapse-item-content{border:0;background:transparent}.shell_drawerCollapse__FJDdV .arco-collapse-item-content-box{padding:0!important}.shell_drawerSubnav__Jwa8g{margin:2px 9px 6px;padding:3px 0}.shell_drawerSubLink__ck082.arco-link{display:block;padding:8px 10px;border-radius:8px;color:var(--color-text-2);font-size:11px;text-decoration:none;transition:color .16s,background .16s}.shell_drawerSubLink__ck082.arco-link:focus-visible,.shell_drawerSubLink__ck082.arco-link:hover{color:rgb(var(--arcoblue-6));background:var(--color-primary-light-1);outline:none}.shell_drawerSubLink__ck082.arco-link:active{color:rgb(var(--arcoblue-7));background:var(--color-primary-light-2)}.shell_footer__Ta4TO{margin-top:12px;padding:0;border-top:1px solid var(--border);color:var(--text);background:var(--surface-muted)}.shell_footerInner__WF_Wd{max-width:1280px;margin:0 auto;padding:24px 24px 12px}.shell_footerGrid__Pqn4P{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:32px}.shell_footerBrand__DFwdK,.shell_footerContact__sQhIy{min-width:0}.shell_footerTitle__a0q_n{margin:0 0 16px!important;color:var(--text)!important;font-size:16px!important;font-weight:600!important;line-height:22px!important}.shell_footerItem__bdm0Z,.shell_footerLink__NI3td,.shell_footerText__MZN7s{color:var(--muted);font-size:14px;line-height:1.7}.shell_footerText__MZN7s{margin:0!important}.shell_footerLinks__zW39M{display:flex;flex-direction:column;gap:8px;margin:0;padding:0;list-style:none}.shell_footerLink__NI3td.arco-link{padding:0;text-decoration:none}.shell_footerLink__NI3td.arco-link:focus-visible,.shell_footerLink__NI3td.arco-link:hover{color:var(--primary);background:transparent;outline:none}.shell_friendSites__q4fOf{margin-top:32px;padding-top:24px;border-top:1px solid var(--border)}.shell_friendSiteRow__YZxvb{display:flex;flex-wrap:wrap;gap:8px 12px}.shell_separator__OhSDC{color:var(--border)}.shell_copyright__ZeWQy{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-top:24px;padding-top:16px;border-top:1px solid var(--border);color:var(--muted);font-size:12px}.shell_copyrightMeta__530TX{display:flex;flex-wrap:wrap;align-items:center;gap:6px;min-width:0}.shell_copyrightText__1Y7En.arco-typography,.shell_siteRunTime__xaKZr.arco-typography{margin:0;color:inherit;font-size:inherit;line-height:20px}.shell_siteRunTime__xaKZr.arco-typography{display:inline-block;min-width:20em;font-feature-settings:"tnum";font-variant-numeric:tabular-nums}.shell_copyrightSeparator__LlSKp{color:var(--border)}@media (max-width:767px){.shell_headerContent__JxsTw{display:flex;justify-content:space-between}.shell_primaryNav__aLJNV{display:none}.shell_roundIcon__X8B8M.arco-btn{width:32px;height:32px;min-width:32px;padding:6px}.shell_roundIcon__X8B8M svg{width:16px;height:16px}.shell_mobileMenuToggle__YQITV{display:inline-flex!important}.shell_drawer__QJY_N{display:block}.shell_footerGrid__Pqn4P{grid-template-columns:repeat(2,minmax(0,1fr));gap:28px 16px}.shell_footerBrand__DFwdK,.shell_footerContact__sQhIy{grid-column:1/-1}.shell_footerInner__WF_Wd{padding:24px 16px 12px}.shell_footerTitle__a0q_n{margin-bottom:10px!important;font-size:14px!important}.shell_footerItem__bdm0Z,.shell_footerLink__NI3td,.shell_footerText__MZN7s{font-size:12px}.shell_footerText__MZN7s{line-height:1.75}.shell_footerLinks__zW39M{gap:7px}.shell_friendSites__q4fOf{margin-top:28px;padding-top:20px}.shell_friendSiteRow__YZxvb{gap:8px 10px;line-height:1.5}.shell_copyright__ZeWQy{flex-direction:column;gap:10px;margin-top:24px;padding-top:14px;text-align:center}.shell_copyrightMeta__530TX{justify-content:center}}@media (prefers-reduced-motion:reduce){.shell_shell__xEC9p *,.shell_shell__xEC9p :after,.shell_shell__xEC9p :before{animation-duration:.01ms!important;transition-duration:.01ms!important;scroll-behavior:auto!important}}.shell_logoName__rvY_G{letter-spacing:-.045em}.shell_roundIcon__X8B8M.arco-btn{transition:color .18s,background .18s,transform .18s}.shell_roundIcon__X8B8M.arco-btn:active{transform:scale(.94)}.shell_desktopMenuLink__i6UOc.arco-link:focus-visible,.shell_desktopSubLink__kd_Lv.arco-link:focus-visible,.shell_drawerLink__0H_Ck.arco-link:focus-visible,.shell_drawerSubLink__ck082.arco-link:focus-visible,.shell_footerLink__NI3td.arco-link:focus-visible,.shell_logo__UO56l.arco-link:focus-visible,.shell_roundIcon__X8B8M.arco-btn:focus-visible{outline:2px solid var(--primary);outline-offset:2px}