._layout_1t58b_1{display:block;padding-top:48px}._topBar_1t58b_6{position:fixed;top:0;left:0;right:0;height:48px;display:flex;align-items:center;gap:8px;padding:0 14px;background:#fff;border-bottom:1px solid #eee;z-index:1080;font-size:16px;box-sizing:border-box}._topBarDot_1t58b_23{flex:0 0 auto;color:#888;font-weight:700;-webkit-user-select:none;user-select:none}._topBarTitle_1t58b_30{flex:1 1 auto;min-width:0;font-weight:700;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}._topBarActions_1t58b_39{flex:0 0 auto;display:flex;align-items:center;gap:6px}._backdrop_1t58b_46{display:none}._sidebar_1t58b_50{position:fixed;top:48px;left:10px;width:280px;height:calc(100vh - 118px);display:flex;flex-direction:column;overflow:hidden;font-size:14px;background:inherit}._sidebarScrollArea_1t58b_63{position:relative;flex:1 1 auto;min-height:0}._sidebarScroll_1t58b_63{box-sizing:border-box;height:100%;overflow-y:auto;overflow-x:hidden;padding-right:10px;padding-bottom:10px;padding-top:10px;scrollbar-width:none;overscroll-behavior:contain;-webkit-overflow-scrolling:touch}._sidebarScroll_1t58b_63::-webkit-scrollbar{display:none}@media(min-width:801px){._sidebarScroll_1t58b_63{cursor:grab}._sidebarScrollDragging_1t58b_89{cursor:grabbing}}._tocScrollButton_1t58b_93{position:absolute;left:50%;z-index:2;width:34px;height:34px;transform:translate(-50%);border:1px solid #888;border-radius:50%;background:#f8f8f8;color:#333;cursor:pointer;font-family:monospace,sans-serif;font-size:0;line-height:1;opacity:0;pointer-events:none;transition:opacity .15s ease,background .15s ease}._tocScrollButton_1t58b_93:hover,._tocScrollButton_1t58b_93:focus-visible{background:#fff}._tocScrollButton_1t58b_93:before{content:"";display:block;width:0;height:0;margin:0 auto;border-right:6px solid transparent;border-left:6px solid transparent}._tocScrollButtonUp_1t58b_125{top:8px}._tocScrollButtonUp_1t58b_125:before{border-bottom:8px solid #555}._tocScrollButtonDown_1t58b_132{bottom:8px}._tocScrollButtonDown_1t58b_132:before{border-top:8px solid #555}._sidebarControlsVisible_1t58b_139 ._tocScrollButton_1t58b_93{opacity:1;pointer-events:auto}._homeLink_1t58b_144{display:inline-flex;align-items:center;justify-content:center;color:#000;text-decoration:none;white-space:nowrap;flex:0 0 auto}._homeLink_1t58b_144:hover{color:#555}._langToggle_1t58b_157,._tocToggle_1t58b_158{font-family:monospace,sans-serif;font-size:14px;background:none;border:none;border-radius:0;padding:0 6px;color:#000;cursor:pointer;display:inline-flex;align-items:center;justify-content:center;height:32px;line-height:1;box-sizing:border-box;transition:color .15s ease}._langToggle_1t58b_157:hover,._langToggle_1t58b_157:focus-visible,._tocToggle_1t58b_158:hover,._tocToggle_1t58b_158:focus-visible{background:none;color:#555}._tocToggle_1t58b_158{gap:6px;display:none}._tocToggleIcon_1t58b_187{display:inline-flex;align-items:center;justify-content:center;line-height:1}._toc_1t58b_93{font-size:16px;line-height:1.5}._tocChapter_1t58b_199{margin-top:10px;margin-bottom:10px}._tocChapterTitle_1t58b_204{font-weight:700}._tocChapterLink_1t58b_208{display:block;color:#000;text-decoration:none}._tocChapterLink_1t58b_208:hover,._tocChapterActive_1t58b_217{text-decoration:underline}._tocSections_1t58b_221{list-style:none;padding:0;margin:0}._tocItem_1t58b_227,._tocActive_1t58b_228,._tocDisabled_1t58b_229{list-style-type:none;margin-bottom:2px}._tocItem_1t58b_227 a,._tocActive_1t58b_228 a,._tocDisabled_1t58b_229 a{color:#000;text-decoration:underline}._tocActive_1t58b_228 a{font-weight:700}._tocDisabled_1t58b_229{color:#aaa;cursor:default;-webkit-user-select:none;user-select:none}._soon_1t58b_250{font-style:italic;color:#bbb}._content_1t58b_255{margin-left:310px;padding-right:10px;min-width:0}._content_1t58b_255 .katex-display{overflow-x:auto;overflow-y:hidden;padding:4px 0}._h1_1t58b_267{font-size:1em;font-weight:700;margin:0 0 20px}._h2_1t58b_273{font-size:1em;font-weight:700;margin:28px 0 12px}._h3_1t58b_279{font-size:1em;font-weight:700;margin:22px 0 10px}._subtitle_1t58b_285{font-style:italic;margin-bottom:24px}._p_1t58b_290{margin:0 0 14px;text-indent:1.6em;line-height:1.7;text-align:justify}._p_1t58b_290:first-letter{color:#c00;font-weight:600}._p_1t58b_290._pFlat_1t58b_300{text-indent:0}._p_1t58b_290._pFlat_1t58b_300:first-letter{color:inherit;font-weight:inherit}._intro_1t58b_308 p{margin:0 0 14px;text-indent:1.25em;line-height:1.7;text-align:justify}._intro_1t58b_308 p:first-letter{color:#c00;font-weight:600}._intro_1t58b_308 .license{margin-top:28px;padding-top:16px;border-top:1px solid rgba(0,0,0,.12);text-indent:0;font-size:.85em;color:#666}._intro_1t58b_308 .license:first-letter{color:inherit;font-weight:inherit}._intro_1t58b_308 .license a{color:inherit;text-decoration:underline}._list_1t58b_335{margin:12px 0}._list_1t58b_335 li{margin:6px 0}._eqAnchor_1t58b_342,._figure_1t58b_343{scroll-margin-top:64px}._eqUnnumbered_1t58b_347{margin:18px 0;overflow-x:auto}._figure_1t58b_343{margin:24px 0;text-align:center}._figure_1t58b_343 img{width:100%;max-width:460px;height:auto}._figure_1t58b_343 figcaption{font-size:14px;margin-top:8px;color:#444}._figNumber_1t58b_367{color:#222;white-space:nowrap}._ref_1t58b_372{color:#00f;text-decoration:none}._ref_1t58b_372:hover{text-decoration:underline}._refDead_1t58b_380{color:inherit}._cite_1t58b_384{color:#00f}._nav_1t58b_388{display:flex;justify-content:space-between;gap:20px;margin:40px 0 20px;padding-top:16px;font-size:14px}._navLink_1t58b_397{display:inline-flex;align-items:center;gap:10px;color:#000;text-decoration:none;max-width:45%}._navLink_1t58b_397:hover ._navTitle_1t58b_405{text-decoration:underline}._navLink_1t58b_397:hover ._navArrow_1t58b_408{color:#555;transform:translate(-2px)}._navArrow_1t58b_408{position:relative;flex:0 0 auto;width:18px;height:18px;color:#222;transition:color .15s ease,transform .15s ease}._navArrow_1t58b_408:before{content:"";position:absolute;top:50%;left:50%;width:8px;height:8px;border-bottom:2px solid currentColor;border-left:2px solid currentColor;transform:translate(-35%,-50%) rotate(45deg)}._navText_1t58b_433{display:flex;flex-direction:column;min-width:0}._navTitle_1t58b_405{color:#000}._navNext_1t58b_443{text-align:right}._navNext_1t58b_443:hover ._navArrow_1t58b_408{transform:translate(2px)}._navNext_1t58b_443 ._navArrow_1t58b_408:before{transform:translate(-65%,-50%) rotate(225deg)}@media(max-width:1100px)and (min-width:801px){._sidebar_1t58b_50{width:220px}._content_1t58b_255{margin-left:244px}}@media(max-width:800px){._tocToggleLabel_1t58b_462{display:none}._tocToggle_1t58b_158{display:inline-flex}._sidebar_1t58b_50{position:fixed;inset:48px 0 0;width:auto;max-height:none;height:auto;box-sizing:border-box;background:#fff;transform:translate(-100%);transition:transform .2s ease;z-index:1100;overflow:hidden}._sidebarScroll_1t58b_63{padding:16px 14px}._sidebarOpen_1t58b_487{transform:translate(0);box-shadow:2px 0 12px #00000026}._backdrop_1t58b_46{display:block;position:fixed;inset:48px 0 0;background:#00000059;z-index:1090}._content_1t58b_255{margin-left:0;max-width:100%;padding:0 10px}._tocScrollButton_1t58b_93{display:none}._p_1t58b_290,._intro_1t58b_308 p{text-align:left}._nav_1t58b_388{flex-direction:column;gap:16px}._navLink_1t58b_397{max-width:100%}._navNext_1t58b_443{text-align:left}}