._prose_n2c1x_1{color:#171717;width:100%;max-width:100%;font-family:var(--font-sans), "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;letter-spacing:0;font-optical-sizing:auto;font-synthesis:none;line-break:strict;overflow-wrap:anywhere;text-rendering:optimizelegibility;-webkit-font-smoothing:antialiased;word-break:normal;font-size:18px;font-weight:400;line-height:1.75}._prose_n2c1x_1[data-reader-font-size=sm]{font-size:16px}._prose_n2c1x_1[data-reader-font-size=md]{font-size:17px}._prose_n2c1x_1[data-reader-font-size=lg]{font-size:18px}._prose_n2c1x_1[data-reader-font-size=xl]{font-size:20px}._readerToolbar_n2c1x_41{justify-content:space-between;align-items:center;gap:1rem;min-height:5.25rem;margin:0;display:flex}._toolbarMeta_n2c1x_50,._toolbarActions_n2c1x_51,._fontTools_n2c1x_52{align-items:center;display:inline-flex}._toolbarMeta_n2c1x_50{min-width:0}._toolbarActions_n2c1x_51{flex:none;gap:.125rem}._fontTools_n2c1x_52 button,._toolButton_n2c1x_67{width:2.75rem;height:2.75rem;color:var(--text-muted);border-radius:0;justify-content:center;align-items:center;transition:color .16s,background-color .16s;display:inline-flex}._fontTools_n2c1x_52 button{font-family:var(--font-serif), serif;font-size:.78rem}._fontTools_n2c1x_52 button:hover,._toolButton_n2c1x_67:hover,._toolButton_n2c1x_67[data-active=true]{background:var(--gold-bg);color:var(--gold-primary)}._fontTools_n2c1x_52 button:disabled{cursor:default;opacity:.3}._toolButton_n2c1x_67 svg{width:1.05rem;height:1.05rem}._tocPanel_n2c1x_100{border-bottom:1px solid var(--border-soft);max-height:22rem;margin:-1rem 0 2rem;padding:.25rem 0 1rem;display:grid;overflow-y:auto}._tocPanel_n2c1x_100 button{min-height:2.5rem;color:var(--text-muted);font-family:var(--font-sans), sans-serif;text-align:left;font-size:.78rem;line-height:1.5;transition:color .16s}._tocPanel_n2c1x_100 button:hover,._tocPanel_n2c1x_100 button[data-active=true]{color:var(--gold-primary)}._prose_n2c1x_1 p{orphans:3;widows:3;margin:0 0 1.75em}._prose_n2c1x_1 p:empty{display:none}._prose_n2c1x_1 h1,._prose_n2c1x_1 h2,._prose_n2c1x_1 h3,._prose_n2c1x_1 h4{color:var(--text-primary);font-family:var(--font-sans), "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;letter-spacing:0;scroll-margin-top:6rem;font-weight:600}._prose_n2c1x_1 h1{margin:2.35em 0 .8em;font-size:1.5em;line-height:1.45}._prose_n2c1x_1 h2{margin:2.25em 0 .75em;font-size:1.3em;line-height:1.5}._prose_n2c1x_1 h3{margin:2em 0 .7em;font-size:1.14em;line-height:1.5}._prose_n2c1x_1 h4{margin:1.8em 0 .65em;font-size:1em;line-height:1.6}._prose_n2c1x_1 a{color:var(--gold-primary);text-decoration:underline;-webkit-text-decoration-color:color-mix(in srgb, var(--gold-primary) 35%, transparent);text-decoration-color:color-mix(in srgb, var(--gold-primary) 35%, transparent);text-underline-offset:.22em}._prose_n2c1x_1 strong{color:inherit;font-weight:600}._prose_n2c1x_1 blockquote{border-left:2px solid color-mix(in srgb, var(--gold-primary) 55%, transparent);color:var(--text-secondary);margin:1.75em 0;padding:.2em 0 .2em 1.35em;font-size:1em;line-height:1.9}._prose_n2c1x_1 blockquote p:last-child{margin-bottom:0}._prose_n2c1x_1 ul,._prose_n2c1x_1 ol{margin:.9em 0 1.3em;padding-left:1.55em}._prose_n2c1x_1 ul{list-style:outside}._prose_n2c1x_1 ol{list-style:decimal}._prose_n2c1x_1 li{margin:.4em 0}._prose_n2c1x_1 hr{border:0;border-top:1px solid var(--border-soft);width:3.5rem;margin:3.5rem auto}._prose_n2c1x_1 figure{margin:2.4rem 0}._prose_n2c1x_1 img{border-radius:0;max-width:100%;height:auto;margin:2.4rem auto;display:block}._prose_n2c1x_1 figcaption,._prose_n2c1x_1 caption{color:var(--text-muted);font-family:var(--font-sans), sans-serif;text-align:center;font-size:.76em;line-height:1.65}._prose_n2c1x_1 table{border-collapse:collapse;width:100%;font-family:var(--font-sans), sans-serif;margin:2rem 0;font-size:.82em;line-height:1.7;display:block;overflow-x:auto}._prose_n2c1x_1 th,._prose_n2c1x_1 td{border-bottom:1px solid var(--border-soft);text-align:left;vertical-align:top;min-width:7rem;padding:.7rem .85rem}._studyOverlay_n2c1x_265{--study-bg:#fbf9f4;--study-text:#34312d;z-index:100;color:var(--study-text);background:var(--study-bg);position:fixed;inset:0;overflow-y:auto}._studyOverlay_n2c1x_265[data-tone=white]{--study-bg:#fff;--study-text:#302e2a}._studyOverlay_n2c1x_265[data-tone=night]{--study-bg:#1f1e1b;--study-text:#e9e4da;--text-primary:#e9e4da;--text-secondary:#c8c1b5;--text-muted:#9d968b;--border-soft:#e8d5ae29;--gold-primary:#d2aa69}._studyToolbar_n2c1x_291{background:color-mix(in srgb, var(--study-bg) 96%, transparent)}._studyProse_n2c1x_295{max-width:46rem;color:var(--study-text);font-size:var(--study-font-size);line-height:var(--study-line-height);margin-inline:auto}._progressTrack_n2c1x_303{z-index:55;top:var(--global-header-height);pointer-events:none;background:0 0;height:2px;position:fixed;left:0;right:0}._articleFooter_n2c1x_314{border-top:1px solid var(--border-soft);margin-top:4rem;padding-top:1.5rem}._articleNavigation_n2c1x_320{grid-template-columns:repeat(2,minmax(0,1fr));gap:1.5rem;display:grid}._backLink_n2c1x_326{border-top:1px solid var(--border-soft);margin-top:1.5rem;padding-top:1.5rem}@media (max-width:639px){._prose_n2c1x_1{max-width:100%;font-size:14px;line-height:1.75}._prose_n2c1x_1[data-reader-font-size=sm]{font-size:13px}._prose_n2c1x_1[data-reader-font-size=md]{font-size:13.5px}._prose_n2c1x_1[data-reader-font-size=lg]{font-size:14px}._prose_n2c1x_1[data-reader-font-size=xl]{font-size:16px}._readerToolbar_n2c1x_41{gap:.5rem;min-height:4.3125rem}._fontTools_n2c1x_52{display:none}._studyProse_n2c1x_295{font-size:var(--study-font-size);line-height:var(--study-line-height)}._prose_n2c1x_1 h1{font-size:1.48em}._prose_n2c1x_1 h2{font-size:1.3em}}._system_1b6a9_1{--article-resource-radius:8px;align-self:stretch;min-width:0;min-height:100%}._dock_1b6a9_8{top:calc(var(--global-header-height) + 1.5rem);border:1px solid var(--border-soft);border-radius:var(--article-resource-radius);background:color-mix(in srgb, #fff 84%, var(--bg-warm));width:100%;max-height:26.875rem;display:none;position:sticky;overflow:hidden}._dockHeader_1b6a9_20,._drawerHeader_1b6a9_21{justify-content:space-between;align-items:flex-start;gap:1rem;display:flex}._dockHeader_1b6a9_20{border-bottom:1px solid var(--border-soft);align-items:center;min-height:3.5rem;padding:0 1rem}._dockHeader_1b6a9_20 h2{color:var(--text-primary);font-size:1rem;font-weight:600;line-height:1.4}._dockHeader_1b6a9_20 span{background:var(--gold-bg);min-width:1.5rem;height:1.5rem;color:var(--gold-primary);border-radius:999px;justify-content:center;align-items:center;font-size:.72rem;font-weight:600;display:inline-flex}._dockSection_1b6a9_55{padding:.5rem 1rem}._dockSection_1b6a9_55+._dockSection_1b6a9_55{border-top:1px solid var(--border-soft)}._dockSection_1b6a9_55>h3{color:var(--text-muted);margin-bottom:.45rem;font-size:.72rem;font-weight:500;line-height:1.4}._dockList_1b6a9_71{display:grid}._dockItem_1b6a9_75{grid-template-columns:1.75rem minmax(0,1fr) auto;align-items:center;gap:.625rem;min-width:0;min-height:3.25rem;padding-block:.3rem;display:grid}._dockItem_1b6a9_75+._dockItem_1b6a9_75{border-top:1px solid var(--border-soft)}._dockIcon_1b6a9_89,._itemIcon_1b6a9_90{border-radius:var(--article-resource-radius);background:color-mix(in srgb, var(--gold-bg) 64%, #fff);color:var(--gold-primary);justify-content:center;align-items:center;display:inline-flex}._dockIcon_1b6a9_89{width:1.75rem;height:1.75rem}._dockIcon_1b6a9_89 svg{width:.9rem;height:.9rem}._dockCopy_1b6a9_109{flex-direction:column;gap:.15rem;min-width:0;display:flex}._dockCopy_1b6a9_109 strong{color:var(--text-primary);text-overflow:ellipsis;white-space:nowrap;font-size:.84rem;font-weight:500;line-height:1.45;overflow:hidden}._dockCopy_1b6a9_109>span{min-width:0;color:var(--text-muted);align-items:center;gap:.35rem;font-size:.68rem;line-height:1.35;display:flex}._dockItem_1b6a9_75>button,._versionLink_1b6a9_137{min-height:2.75rem;color:var(--gold-primary);font-size:.75rem;font-weight:500}._versionLink_1b6a9_137{border-bottom:1px solid color-mix(in srgb, var(--gold-primary) 32%, transparent);min-height:auto}._downloadSummary_1b6a9_149,._viewAll_1b6a9_150{width:100%;color:var(--text-secondary);text-align:left;justify-content:space-between;align-items:center;gap:.75rem;display:flex}._downloadSummary_1b6a9_149{min-height:3rem}._downloadSummary_1b6a9_149>span{flex-direction:column;gap:.15rem;min-width:0;display:flex}._downloadSummary_1b6a9_149 strong{color:var(--text-primary);font-size:.8rem;font-weight:500}._downloadSummary_1b6a9_149 small{color:var(--text-muted);font-size:.68rem}._downloadSummary_1b6a9_149 svg,._viewAll_1b6a9_150 svg{flex:none;width:.9rem;height:.9rem}._viewAll_1b6a9_150{border-top:1px solid var(--border-soft);min-height:2.875rem;color:var(--gold-primary);padding:0 1rem;font-size:.78rem;font-weight:500}._eyebrow_1b6a9_198{color:var(--gold-primary);font-size:.66rem;line-height:1.2}._drawerHeader_1b6a9_21 h2{color:var(--text-primary);font-family:var(--font-serif), serif;letter-spacing:0;margin-top:.35rem;font-size:1.35rem;font-weight:500}._drawerHeader_1b6a9_21 p:last-child{color:var(--text-muted);margin-top:.4rem;font-size:.72rem}._tabs_1b6a9_219{border-bottom:1px solid #ece6dd;flex:none;align-items:flex-end;gap:1.25rem;min-height:3rem;padding-inline:1.5rem;display:flex}._tabs_1b6a9_219 button{min-height:3rem;color:var(--text-muted);align-items:center;gap:.35rem;font-size:.78rem;display:inline-flex;position:relative}._tabs_1b6a9_219 button:after{background:var(--gold-primary);content:"";opacity:0;height:2px;position:absolute;bottom:-1px;left:0;right:0}._tabs_1b6a9_219 button[data-active]{color:var(--text-primary)}._tabs_1b6a9_219 button[data-active]:after{opacity:1}._tabs_1b6a9_219 span{color:var(--text-muted);font-size:.68rem}._groupList_1b6a9_263{display:grid}._resourceItem_1b6a9_267{min-width:0;min-height:4.75rem;color:inherit;align-items:center;gap:.75rem;padding-block:.85rem;text-decoration:none;display:flex}._resourceItem_1b6a9_267+._resourceItem_1b6a9_267{border-top:1px solid var(--border-soft)}._dockSection_1b6a9_55>._resourceItem_1b6a9_267{min-height:3.75rem;padding-block:.5rem}._itemIcon_1b6a9_90{flex:0 0 2rem;width:2rem;height:2rem}._itemIcon_1b6a9_90 svg,._primaryAction_1b6a9_294 svg,._iconAction_1b6a9_295 svg,._trigger_1b6a9_296 svg{width:1rem;height:1rem}._itemCopy_1b6a9_301{flex-direction:column;flex:1;gap:.18rem;min-width:0;display:flex}._itemType_1b6a9_309,._itemMeta_1b6a9_310,._itemFileName_1b6a9_311{color:var(--text-muted);font-size:.68rem;line-height:1.4}._itemTitle_1b6a9_317,._itemFileName_1b6a9_311{text-overflow:ellipsis;white-space:nowrap;overflow:hidden}._itemTitle_1b6a9_317{color:var(--text-primary);font-size:.88rem;font-weight:500;line-height:1.5}._itemFileName_1b6a9_311{font-size:.64rem}._itemActions_1b6a9_335{flex:none;align-items:center;gap:.25rem;display:inline-flex}._primaryAction_1b6a9_294,._iconAction_1b6a9_295,._closeButton_1b6a9_344{width:2.75rem;height:2.75rem;color:var(--gold-primary);border-radius:50%;flex:0 0 2.75rem;justify-content:center;align-items:center;transition:background-color .16s,color .16s;display:inline-flex}._primaryAction_1b6a9_294{background:color-mix(in srgb, var(--gold-bg) 72%, #fff)}._primaryAction_1b6a9_294[data-active]{background:var(--gold-primary);color:#fff}._iconAction_1b6a9_295:hover,._closeButton_1b6a9_344:hover{background:var(--bg-warm)}._primaryAction_1b6a9_294:hover{background:var(--gold-primary);color:#fff}._textAction_1b6a9_375{min-height:2.75rem;color:var(--gold-primary);flex:none;padding-inline:.5rem;font-size:.72rem}._textAction_1b6a9_375[data-selected]{color:var(--text-muted)}._layer_1b6a9_387{z-index:90;pointer-events:none;position:fixed;inset:0}._backdrop_1b6a9_394{-webkit-backdrop-filter:blur(2px)saturate(.92);backdrop-filter:blur(2px)saturate(.92);pointer-events:auto;background:#32281e1f;width:100%;height:100%;position:absolute;inset:0}._drawer_1b6a9_21{pointer-events:auto;background:#fffdfb;border-left:1px solid #ece6dd;flex-direction:column;width:min(28.75rem,100vw - 3rem);animation:.22s cubic-bezier(.22,1,.36,1) _drawer-in_1b6a9_1;display:flex;position:absolute;top:0;bottom:0;right:0;box-shadow:-8px 0 24px #3e301f14}._drawerHeader_1b6a9_21{padding:max(1.5rem, env(safe-area-inset-top)) 1.5rem 1.1rem;flex:none}._closeButton_1b6a9_344{color:var(--text-secondary);font-size:1.65rem;font-weight:300;line-height:1}._drawerBody_1b6a9_431{overscroll-behavior:contain;min-height:0;padding:.4rem 1.5rem max(2rem, calc(env(safe-area-inset-bottom) + 1rem));flex:1;overflow:hidden auto}._group_1b6a9_263{padding-block:1.15rem}._group_1b6a9_263+._group_1b6a9_263{border-top:1px solid #ece6dd}._group_1b6a9_263 h3{color:var(--text-primary);font-family:var(--font-serif), serif;margin-bottom:.35rem;font-size:.9rem;font-weight:500}._videoStage_1b6a9_456{border-radius:var(--article-resource-radius);background:#211d19;margin:.8rem 0 .7rem;overflow:hidden}._trigger_1b6a9_296{z-index:45;right:1rem;bottom:calc(max(1rem, env(safe-area-inset-bottom)) + var(--player-h));min-height:3rem;color:var(--text-secondary);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);background:#fffdfbf5;border:1px solid #7560401f;border-radius:999px;align-items:center;gap:.5rem;padding:.55rem .9rem;font-size:.76rem;display:inline-flex;position:fixed;box-shadow:0 4px 16px #4e3d2412}:is(._dockItem_1b6a9_75>button,._versionLink_1b6a9_137,._downloadSummary_1b6a9_149,._viewAll_1b6a9_150,._primaryAction_1b6a9_294,._iconAction_1b6a9_295,._textAction_1b6a9_375,._trigger_1b6a9_296,._closeButton_1b6a9_344,._tabs_1b6a9_219 button):focus-visible{outline:2px solid var(--gold-primary);outline-offset:2px}._resourceItem_1b6a9_267:focus-visible{outline:2px solid var(--gold-primary);outline-offset:2px}@keyframes _drawer-in_1b6a9_1{0%{transform:translate(100%)}to{transform:translate(0)}}@media (min-width:76rem){._dock_1b6a9_8{display:block}._trigger_1b6a9_296{display:none}._layer_1b6a9_387{top:var(--global-header-height);height:calc(100dvh - var(--global-header-height))}._drawer_1b6a9_21{width:clamp(26.25rem,30vw,28.75rem)}}@media (max-width:75.999rem){._drawer_1b6a9_21{border-radius:16px 16px 0 0;width:100%;max-height:min(84dvh,46rem);animation-name:_sheet-in_1b6a9_1;top:auto}._drawerHeader_1b6a9_21{padding-top:1.25rem}._drawerHeader_1b6a9_21:before{content:"";background:#ded7cd;border-radius:999px;width:2.5rem;height:3px;position:absolute;top:.45rem;left:50%;transform:translate(-50%)}}@keyframes _sheet-in_1b6a9_1{0%{transform:translateY(100%)}to{transform:translateY(0)}}@media (prefers-reduced-motion:reduce){._drawer_1b6a9_21{animation:none}}._page_18nht_1{background:#fffbf2}._frame_18nht_5{grid-template-columns:minmax(0,56.25rem);align-items:start;width:100%;padding-left:max(0px,50vw - 37.5rem);display:grid;container:article-unit/inline-size}._layout_18nht_15{grid-template-columns:minmax(0,min(100%,56.25rem));justify-content:start;align-items:start;gap:0;display:grid}._readerTitle_18nht_23{width:100%;display:block}._reader_18nht_23{width:100%;min-width:0;max-width:56.25rem;padding:1.5rem 1.5rem max(7rem, calc(var(--player-h) + 2.5rem));justify-self:start;overflow:visible}._articleTitle_18nht_37{color:#171717;font-family:var(--font-sans), "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;overflow-wrap:anywhere;font-size:1.2375rem;font-weight:600;line-height:1.35}._articleDate_18nht_51{color:#77736d;align-items:center;gap:.55rem;font-size:.875rem;line-height:1.5;display:inline-flex}._articleDate_18nht_51 svg{width:1rem;height:1rem}._titleAction_18nht_65{width:2.75rem;height:2.75rem;color:var(--text-muted);border-radius:0;justify-content:center;align-items:center;transition:color .16s,background-color .16s;display:inline-flex}._titleAction_18nht_65:hover{background:var(--gold-bg);color:var(--gold-primary)}._titleAction_18nht_65:focus-visible{outline:2px solid var(--gold-primary);outline-offset:2px}._titleAction_18nht_65 svg{width:1rem;height:1rem}@media (max-width:639px){._frame_18nht_5{padding-left:0}._reader_18nht_23{padding:2.25rem 1.5rem max(7rem, calc(var(--player-h) + 2.5rem))}._articleTitle_18nht_37{font-size:.9625rem}}@media (min-width:76rem){._frame_18nht_5{grid-template-columns:56.25rem minmax(18rem,20rem);column-gap:1.5rem}}