._wrap_glkw6_1{margin:20px 0}._video_glkw6_9{display:block;width:100%;max-width:100%;border-radius:8px;background:#000}._docContent_1uao7_1{width:100%;max-width:100%;margin:0;padding:24px 24px 48px;color:#213547;font-size:16px;line-height:1.75;word-break:break-word;transition:max-width .25s ease}._docContent_1uao7_1 h1{margin:0 0 16px;font-size:28px;font-weight:600;line-height:1.3;letter-spacing:-.02em}._docContent_1uao7_1 h2{margin:32px 0 16px;padding-top:8px;font-size:22px;font-weight:600;line-height:1.35;border-top:1px solid #e2e2e3}._docContent_1uao7_1 h3,._docContent_1uao7_1 ._sectionHeading_1uao7_61{margin:24px 0 12px;font-size:18px;font-weight:600;line-height:1.4;scroll-margin-top:80px}._docContent_1uao7_1 ._sectionHeading_1uao7_61{padding:0}._docContent_1uao7_1 h1,._docContent_1uao7_1 h2,._docContent_1uao7_1 h3{scroll-margin-top:80px}._docContent_1uao7_1 p{margin:0 0 16px}._docContent_1uao7_1 ul,._docContent_1uao7_1 ol{margin:0 0 16px;padding-left:1.5em}._docContent_1uao7_1 li{margin:4px 0}._docContent_1uao7_1 li+li{margin-top:6px}._docContent_1uao7_1 strong{font-weight:600;color:#1a1a1a}._docContent_1uao7_1 a{color:#3451b2;text-decoration:none;font-weight:500}._docContent_1uao7_1 a:hover{text-decoration:underline}._docContent_1uao7_1 blockquote{margin:16px 0;padding:12px 16px;border-left:4px solid #3451b2;background:#3451b20f;border-radius:0 8px 8px 0;color:#476582}._docContent_1uao7_1 blockquote p:last-child{margin-bottom:0}._docContent_1uao7_1 img{display:block;max-width:100%;height:auto;margin:16px auto;border-radius:8px;border:1px solid #e2e2e3}._docContent_1uao7_1 table{width:100%;margin:16px 0;border-collapse:collapse;font-size:14px;display:block;overflow-x:auto}._docContent_1uao7_1 th,._docContent_1uao7_1 td{padding:10px 14px;border:1px solid #e2e2e3;text-align:left;vertical-align:top}._docContent_1uao7_1 th{background:#f6f6f7;font-weight:600}._docContent_1uao7_1 table p{margin:0 0 8px}._docContent_1uao7_1 table p:last-child{margin-bottom:0}._docContent_1uao7_1 code{padding:2px 6px;border-radius:4px;background:#f6f6f7;font-size:.9em;font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace}._docContent_1uao7_1 pre{margin:16px 0;padding:16px;overflow-x:auto;border-radius:8px;background:#282c34;color:#abb2bf}._docContent_1uao7_1 pre code{padding:0;background:transparent;color:inherit}._videoWrap_1uao7_313{margin:20px 0}._videoWrap_1uao7_313 video{display:block;width:100%;max-width:100%;border-radius:8px;background:#000}@media(max-width:767px){._docContent_1uao7_1{padding:16px 16px 32px}._docContent_1uao7_1 h1{font-size:24px}._docContent_1uao7_1 h2{font-size:20px}}._pager_1prva_1{display:grid;grid-template-columns:1fr 1fr;gap:16px;max-width:100%;margin:0;padding:24px 24px 48px;border-top:1px solid #e2e2e3;transition:max-width .25s ease}._item_1prva_23{display:flex;flex-direction:column;gap:4px;padding:12px 16px;border:1px solid #e2e2e3;border-radius:8px;text-decoration:none;transition:border-color .15s ease,background .15s ease}._item_1prva_23:hover{border-color:#3451b2;background:#3451b20a}._itemNext_1prva_55{text-align:right;align-items:flex-end}._label_1prva_65{font-size:12px;color:#8b8f96;display:flex;align-items:center;gap:4px}._title_1prva_81{font-size:14px;font-weight:500;color:#3451b2}._placeholder_1prva_93{visibility:hidden}@media(max-width:767px){._pager_1prva_1{grid-template-columns:1fr;padding:16px 16px 32px}._itemNext_1prva_55{text-align:left;align-items:flex-start}}._toc_1a9h1_1{display:none;position:fixed;right:0;top:56px;z-index:90;height:calc(100vh - 56px);background:#fff}._expanded_1a9h1_21{width:220px}._collapsed_1a9h1_29{width:36px}._inner_1a9h1_37{height:100%;overflow-y:auto;padding:16px 12px 32px 0;box-sizing:border-box}._header_1a9h1_51{display:flex;align-items:center;justify-content:space-between;gap:8px;margin-bottom:4px;padding:0 4px 0 12px}._label_1a9h1_69{margin:0;font-size:14px;font-weight:600;line-height:32px;color:var(--doc-text-1, #213547)}._toggleBtn_1a9h1_85{display:inline-flex;align-items:center;justify-content:center;width:28px;height:28px;border:none;border-radius:6px;background:transparent;color:#8b8f96;cursor:pointer;transition:background .15s ease,color .15s ease}._toggleBtn_1a9h1_85:hover{background:#3451b214;color:#3451b2}._nav_1a9h1_123{padding-right:0}._list_1a9h1_131{list-style:none;margin:0;padding:0;border-left:1px solid #e2e2e3}._item_1a9h1_145,._itemNested_1a9h1_147{margin:0}._itemNested_1a9h1_147 ._link_1a9h1_155{padding-left:25px}._link_1a9h1_155{display:block;width:100%;padding:0 0 0 12px;border:none;border-left:2px solid transparent;margin-left:-1px;background:transparent;text-align:left;cursor:pointer;font-size:14px;font-weight:400;line-height:32px;color:#676f7a;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;transition:color .15s ease,border-color .15s ease}._link_1a9h1_155:hover{color:#3451b2}._linkActive_1a9h1_211{color:#213547;font-weight:400;border-left-color:#3451b2}._collapsedBtn_1a9h1_223{display:flex;flex-direction:column;align-items:center;gap:8px;width:36px;height:100%;padding:12px 0;border:none;border-left:1px solid #e2e2e3;border-radius:0;background:#f6f6f7;color:#676f7a;cursor:pointer;transition:background .15s ease,color .15s ease,border-color .15s ease}._collapsedBtn_1a9h1_223:hover{background:#fff;color:#3451b2;border-left-color:#3451b2}._collapsedIcon_1a9h1_269{font-size:12px}._collapsedText_1a9h1_277{writing-mode:vertical-rl;font-size:14px;font-weight:600;line-height:1.2;letter-spacing:.08em}@media(min-width:960px){._toc_1a9h1_1{display:block}}@media(min-width:960px)and (max-width:1199px){._expanded_1a9h1_21{width:180px}}@media(max-width:959px){._toc_1a9h1_1{display:none}}._pageLayout_fuvm3_1{display:flex;align-items:flex-start;width:100%;min-height:100%;--learn-content-max-width: 688px;transition:max-width .25s ease}._tocExpanded_fuvm3_19{--learn-content-max-width: 688px}._tocCollapsed_fuvm3_27{--learn-content-max-width: 872px}._main_fuvm3_35{flex:1;min-width:0;display:flex;flex-direction:column;align-items:center;transition:max-width .25s ease}._mainInner_fuvm3_53{width:100%;max-width:var(--learn-content-max-width);transition:max-width .25s ease}._tocSpacer_fuvm3_65{display:none;flex-shrink:0;transition:width .25s ease}@media(min-width:960px){._tocSpacer_fuvm3_65{display:block}._spacerExpanded_fuvm3_87{width:220px}._spacerCollapsed_fuvm3_95{width:36px}}@media(min-width:960px)and (max-width:1199px){._spacerExpanded_fuvm3_87{width:180px}}@media(min-width:960px)and (max-width:1199px){._tocExpanded_fuvm3_19{--learn-content-max-width: 688px}._tocCollapsed_fuvm3_27{--learn-content-max-width: 780px}}@media(max-width:959px){._pageLayout_fuvm3_1{--learn-content-max-width: 100%}._mainInner_fuvm3_53{max-width:100%}}._trigger_8s9ri_1{display:inline-flex;align-items:center;gap:8px;height:36px;padding:0 12px;border:1px solid #e2e2e3;border-radius:8px;background:#f6f6f7;cursor:pointer;transition:border-color .15s ease,background .15s ease}._trigger_8s9ri_1:hover{border-color:#3451b2;background:#fff}._triggerIcon_8s9ri_37{color:#8b8f96;font-size:14px}._triggerText_8s9ri_47{font-size:14px;color:#8b8f96}._modal_8s9ri_57 .ant-modal-content{padding:12px;border-radius:12px}._searchInput_8s9ri_67{margin-bottom:8px}._results_8s9ri_75{max-height:360px;overflow-y:auto}._empty_8s9ri_85{padding:24px 0}._resultList_8s9ri_93{list-style:none;margin:0;padding:0}._resultItem_8s9ri_105{display:flex;flex-direction:column;align-items:flex-start;gap:2px;width:100%;padding:10px 12px;border:none;border-radius:8px;background:transparent;cursor:pointer;text-align:left;transition:background .15s ease}._resultItem_8s9ri_105:hover,._resultItemActive_8s9ri_137{background:#3451b214}._resultTitle_8s9ri_145{font-size:14px;font-weight:500;color:#1a1a1a}._resultGroup_8s9ri_157{font-size:12px;color:#8b8f96}._resultExcerpt_8s9ri_167{font-size:12px;color:#6b7280;line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}._mark_8s9ri_187{padding:0 1px;background:#3451b22e;color:inherit;border-radius:2px}@media(max-width:767px){._triggerText_8s9ri_47{display:none}._trigger_8s9ri_1{width:36px;padding:0;justify-content:center}}._searchBtn_1x9hu_1{display:flex;align-items:center;gap:8px;padding:6px 12px;border:1px solid #e2e2e3;border-radius:8px;background:#fafafa;cursor:pointer;font-size:14px;color:#666;min-width:200px}._searchBtn_1x9hu_1:hover{border-color:#3451b2;color:#3451b2}._result_1x9hu_39{padding:12px 0;border-bottom:1px solid #f0f0f0;cursor:pointer}._result_1x9hu_39:last-child{border-bottom:none}._question_1x9hu_59{font-weight:500;color:#1a1a1a;margin-bottom:4px}._meta_1x9hu_71{font-size:12px;color:#999}._mark_1x9hu_81{background:#fff3bf;padding:0 2px}@media(max-width:767px){._searchText_1x9hu_93{display:none}._searchBtn_1x9hu_1{width:36px;min-width:0;padding:0;justify-content:center}}._header_olx2h_1{position:sticky;top:0;z-index:100;height:56px!important;line-height:56px!important;padding:0!important;border-bottom:1px solid #e2e2e3;box-shadow:0 1px 2px #00000008;background:#fff}._inner_olx2h_25{display:flex;align-items:center;justify-content:space-between;height:100%;padding:0 20px;gap:16px}._brand_olx2h_43{display:flex;align-items:center;gap:10px;flex-shrink:0}._icon_olx2h_57{font-size:20px;color:#3451b2}._title_olx2h_67{font-size:16px;font-weight:600;color:#1a1a1a;white-space:nowrap}._titleShort_olx2h_81{display:none;font-size:15px;font-weight:600;color:#1a1a1a;white-space:nowrap}._tabs_olx2h_97{display:flex;align-items:center;gap:4px;min-width:0}._tab_olx2h_97{padding:6px 14px;border-radius:6px;font-size:14px;color:#666;text-decoration:none;line-height:1.4;white-space:nowrap}._tab_olx2h_97:hover{color:#3451b2;background:#f5f7ff}._tabActive_olx2h_141{color:#3451b2;background:#eef2ff;font-weight:500}._actions_olx2h_153{display:flex;align-items:center;gap:12px;flex-shrink:0}._userBtn_olx2h_167{display:inline-flex;align-items:center;gap:6px;color:#333;max-width:160px}._userBtn_olx2h_167:hover{color:#3451b2!important;background:#f5f7ff!important}._userName_olx2h_193{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}@media(max-width:767px){._header_olx2h_1{height:auto!important;line-height:normal!important}._inner_olx2h_25{flex-wrap:wrap;align-items:center;height:auto;padding:8px 12px;gap:8px}._brand_olx2h_43{order:1;flex:1;min-width:0}._title_olx2h_67{display:none}._titleShort_olx2h_81{display:inline}._actions_olx2h_153{order:2;gap:8px}._tabs_olx2h_97{order:3;width:100%;overflow-x:auto;-webkit-overflow-scrolling:touch;scrollbar-width:none;padding-bottom:2px}._tabs_olx2h_97::-webkit-scrollbar{display:none}._tab_olx2h_97{padding:6px 12px;flex-shrink:0}._userBtn_olx2h_167{max-width:36px;padding:0 8px}._userName_olx2h_193{display:none}}._sidebar_i0i6n_1{height:100%;overflow-y:auto;padding:16px 0 32px}._label_i0i6n_13{padding:0 20px 12px;font-size:12px;font-weight:600;letter-spacing:.04em;text-transform:uppercase;color:#8b8f96}._group_i0i6n_31+._group_i0i6n_31{margin-top:4px}._groupTitle_i0i6n_39{display:flex;align-items:center;gap:6px;width:100%;padding:8px 16px;border:none;background:transparent;cursor:pointer;text-align:left;font-size:14px;font-weight:600;color:#1a1a1a}._groupTitle_i0i6n_39:hover{color:#3451b2}._caret_i0i6n_77{font-size:10px;color:#8b8f96;transition:transform .2s ease}._caretOpen_i0i6n_89{transform:rotate(90deg)}._list_i0i6n_97{list-style:none;margin:0;padding:0 0 8px}._link_i0i6n_109{display:block;position:relative;padding:7px 16px 7px 34px;color:#4b5563;text-decoration:none;font-size:14px;line-height:1.5;border-left:2px solid transparent;transition:color .15s ease,background .15s ease}._link_i0i6n_109:hover{color:#3451b2;background:#3451b20a}._linkActive_i0i6n_143{color:#3451b2;font-weight:500;background:#3451b214;border-left-color:#3451b2}._bar_1jj10_1{display:flex;align-items:center;height:48px;padding:0 8px;border-bottom:1px solid #e2e2e3;background:#fff;position:sticky;top:56px;z-index:90}._menuBtn_1jj10_25{font-size:14px!important;color:#4b5563!important}@media(max-width:767px){._bar_1jj10_1{top:96px}}@media(min-width:768px){._bar_1jj10_1{display:none}}._btn_11ust_1{position:fixed;right:24px;bottom:24px;z-index:200;display:inline-flex;align-items:center;justify-content:center;width:44px;height:44px;border:1px solid #e2e2e3;border-radius:50%;background:#fff;color:#3451b2;font-size:18px;cursor:pointer;box-shadow:0 4px 12px #0000001a;transition:background .15s ease,color .15s ease,box-shadow .15s ease,transform .15s ease}._btn_11ust_1:hover{background:#3451b2;color:#fff;border-color:#3451b2;box-shadow:0 6px 16px #3451b247;transform:translateY(-2px)}@media(min-width:960px){._btn_11ust_1{right:52px}}@media(max-width:767px){._btn_11ust_1{right:16px;bottom:16px;width:40px;height:40px;font-size:16px}}._layout_1dsf2_1{min-height:100vh;background:#fff}._body_1dsf2_11{min-height:calc(100vh - 56px)}._sider_1dsf2_19{position:sticky!important;top:56px;height:calc(100vh - 56px)!important;overflow:hidden;border-right:1px solid #e2e2e3}._content_1dsf2_35{min-height:calc(100vh - 56px);overflow-y:auto;background:#fff}@media(max-width:767px){._body_1dsf2_11{min-height:calc(100vh - 144px)}._bodyExam_1dsf2_57{min-height:calc(100vh - 96px)}._content_1dsf2_35{min-height:calc(100vh - 144px)}._bodyExam_1dsf2_57 ._content_1dsf2_35{min-height:calc(100vh - 96px)}._sider_1dsf2_19{top:96px;height:calc(100vh - 96px)!important}}._subSections_1q8pm_1{padding-bottom:4px}._subSection_1q8pm_1+._subSection_1q8pm_1{margin-top:4px}._subTitle_1q8pm_17{display:flex;align-items:center;gap:6px;width:100%;padding:6px 16px 6px 28px;border:none;background:transparent;cursor:pointer;text-align:left;font-size:13px;font-weight:600;color:#4b5563}._subTitle_1q8pm_17:hover{color:#3451b2}._subCaret_1q8pm_55{font-size:10px;color:#8b8f96;transition:transform .2s ease}._subCaretOpen_1q8pm_67{transform:rotate(90deg)}._sidebar_40f7o_1{padding:16px 12px;height:100%;overflow-y:auto}._label_40f7o_13{font-size:12px;font-weight:600;color:#8b8b8b;text-transform:uppercase;letter-spacing:.04em;padding:0 12px 12px}._list_40f7o_31{list-style:none;margin:0;padding:0}._link_40f7o_43{display:block;padding:8px 12px;border-radius:6px;color:#333;text-decoration:none;font-size:14px;line-height:1.5}._link_40f7o_43:hover{background:#f5f5f5;color:#3451b2}._linkActive_40f7o_73{background:#eef2ff;color:#3451b2;font-weight:500}._group_40f7o_85{margin-bottom:4px}._groupTitle_40f7o_93{display:flex;align-items:center;gap:6px;width:100%;padding:8px 12px;border:none;background:none;cursor:pointer;font-size:14px;font-weight:500;color:#1a1a1a;text-align:left;border-radius:6px}._groupTitle_40f7o_93:hover{background:#f5f5f5}._caret_40f7o_133{font-size:10px;color:#999;transition:transform .2s}._caretOpen_40f7o_145{transform:rotate(90deg)}._productLink_40f7o_153{display:block;padding:6px 12px 6px 28px;border-radius:6px;color:#666;text-decoration:none;font-size:13px}._productLink_40f7o_153:hover{color:#3451b2;background:#f5f7ff}._productLinkActive_40f7o_181{color:#3451b2;background:#eef2ff;font-weight:500}._childLink_40f7o_193{display:block;padding:6px 12px 6px 40px;border-radius:6px;color:#666;text-decoration:none;font-size:13px}._childLink_40f7o_193:hover{color:#3451b2;background:#f5f7ff}._childLinkActive_40f7o_221{color:#3451b2;background:#eef2ff;font-weight:500}._page_xlht3_1{max-width:872px;margin:0 auto;padding:32px 24px 64px}._title_xlht3_13{font-size:28px;font-weight:600;color:#1a1a1a;margin-bottom:8px}._meta_xlht3_27{font-size:13px;color:#999;margin-bottom:24px}._list_xlht3_39{display:flex;flex-direction:column;gap:12px}._card_xlht3_51{display:block;padding:16px 20px;border:1px solid #e8e8e8;border-radius:8px;text-decoration:none;color:inherit;transition:border-color .2s,box-shadow .2s}._card_xlht3_51:hover{border-color:#3451b2;box-shadow:0 2px 8px #3451b214}._question_xlht3_81{font-size:16px;font-weight:500;color:#1a1a1a;margin-bottom:6px}._preview_xlht3_95{font-size:14px;color:#666;line-height:1.6;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}._tag_xlht3_115{display:inline-block;margin-top:8px;font-size:12px;color:#3451b2;background:#eef2ff;padding:2px 8px;border-radius:4px}._back_xlht3_135{display:inline-flex;align-items:center;gap:6px;margin-bottom:20px;color:#666;text-decoration:none;font-size:14px}._back_xlht3_135:hover{color:#3451b2}._answer_xlht3_163{font-size:15px;line-height:1.8;color:#333;white-space:pre-wrap}._layout_14327_1{min-height:100vh}._header_14327_9{display:flex;align-items:center;justify-content:space-between;padding:0 24px;background:#001529;color:#fff;height:56px}._logo_14327_29{font-size:16px;font-weight:600;color:#fff}._body_14327_41{padding:24px;background:#f5f5f5;min-height:calc(100vh - 56px)}._content_14327_53{background:#fff;border-radius:8px;padding:24px;min-height:400px}._menu_14327_67{background:#001529;min-height:calc(100vh - 56px)}._siderLayout_14327_77{min-height:calc(100vh - 56px)}*,*:before,*:after{box-sizing:border-box}html,body,#root{margin:0;padding:0;min-height:100%}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,PingFang SC,Microsoft YaHei,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;background:#fff;color:#213547}a{color:inherit}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-thumb{background:#c1c1c1;border-radius:3px}