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.sidebar{position:fixed;top:64px;bottom:0;left:0;width:var(--nav-width);background:var(--blue);color:white;z-index:45;display:flex;flex-direction:column;border-right:1px solid #126cbd}.sidebar nav{padding:11px 0 20px;overflow:auto;scrollbar-width:thin;scrollbar-color:#ffffff65 transparent;flex:1}.nav-home,.nav-direct{display:flex;align-items:center;gap:13px;color:#fff;text-decoration:none;padding:11px 20px;line-height:1.45;font-size:14px;min-height:48px}.nav-home svg,.nav-direct svg{width:20px;height:20px}.nav-home:hover,.nav-direct:hover{background:#ffffff0f}.nav-home.active,.nav-direct.active{background:#0a4b8c44;box-shadow:inset 3px 0 #fff}.nav-category{border-top:1px solid #ffffff11}.nav-category summary{display:flex;align-items:center;gap:13px;cursor:pointer;padding:13px 19px;line-height:1.5;list-style:none;font-size:14px;font-weight:600}.nav-category summary::-webkit-details-marker{display:none}.nav-category summary svg{width:20px;height:20px}.nav-category summary::after{content:'›';font-size:21px;line-height:1;margin-left:auto;transform:rotate(0deg);transition:transform .15s;color:#c5e1fc}.nav-category[open] summary::after{transform:rotate(90deg)}.nav-category summary:hover{background:#ffffff0f}.nav-children{padding:2px 0 10px;background:#0e589d33}.nav-children a{display:block;color:#ecf6ff;text-decoration:none;font-size:12px;line-height:1.6;padding:8px 15px 8px 53px;border-left:3px solid transparent}.nav-children a:hover{background:#ffffff14}.nav-children a.active{background:#0d447f5c;border-color:#e8f4ff;color:#fff;font-weight:700}.nav-label{font-size:11px;letter-spacing:.1em;color:#d5eaff;padding:20px 21px 8px}.sidebar-footer{padding:15px 20px 20px;border-top:1px solid #ffffff24;font-size:11px;line-height:1.7;color:#d3e7fa}.sidebar-footer span{display:block;margin-bottom:6px}.sidebar-footer a{font-size:11px;color:#fff;text-decoration:none}.sidebar-footer a>span{display:inline;margin-left:9px}
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.search-results{position:absolute;top:52px;left:0;right:0;max-height:70vh;overflow:auto;border:1px solid #dae2e9;background:#fff;border-radius:7px;box-shadow:0 12px 35px #0003;color:#32485b;z-index:80;padding:8px}.search-results a{display:block;padding:11px 13px;text-decoration:none;border-radius:4px;line-height:1.7}.search-results a:hover,.search-results a:focus{background:#f0f6fc}.search-results strong{font-size:14px;font-weight:600;display:block}.search-results small{font-size:11px;line-height:1.6;color:#7c8a97;display:block;margin-top:3px}.search-results .search-result-type{font-size:10px;color:#5786ae;display:block}.search-results mark{background:#e0effd;color:#145ca4;border-radius:2px;padding:0 1px}.search-empty,.search-count{padding:10px 13px;font-size:12px;color:#8795a1}.animation{border:1px solid #dce3e9;margin:20px 0 30px;background:#fafbfc}.animation-view{max-height:480px;overflow:auto;display:flex;align-items:center;justify-content:center;background:#eef3f7}.animation img{display:block;max-width:100%;max-height:480px;object-fit:contain}.animation-controls{padding:13px 16px;background:#fff;border-top:1px solid #e1e7ed;display:flex;align-items:center;gap:15px;flex-wrap:wrap}.play-button{display:inline-flex;align-items:center;gap:7px;background:var(--blue);color:white;padding:6px 14px;border:0;border-radius:3px;font-size:12px}.play-button svg{width:13px;height:13px}.animation-controls span{font-size:11px;color:#8c99a4}.animation-controls a{font-size:11px;margin-left:auto}.animation-title{padding:13px 16px;color:#3e5d76;font-size:14px;font-weight:600;background:#fff;border-bottom:1px solid #e1e7ed}.not-found{padding-block:70px;text-align:center}.not-found h2{border:0}.nav-backdrop{display:none}#image-dialog{padding:0;border:0;border-radius:5px;max-width:96vw;width:1450px;max-height:95vh;box-shadow:0 20px 90px #0005}#image-dialog::backdrop{background:#132230bd;backdrop-filter:blur(3px)}.dialog-bar{padding:11px 15px;background:#fff;border-bottom:1px solid #e1e6ed;display:flex;align-items:center;justify-content:space-between;font-size:13px;color:#516575}.dialog-bar .icon-button{font-size:27px;color:#74808a}.dialog-bar .icon-button:hover{background:#f0f3f5}#zoom-content{max-height:83vh;overflow:auto;background:#eef1f5;padding:20px}#zoom-content .capture{min-width:850px}#toast{position:fixed;left:50%;bottom:30px;transform:translateX(-50%) translateY(15px);padding:10px 22px;background:#21394e;color:white;font-size:13px;border-radius:4px;z-index:110;box-shadow:0 5px 25px #0002;opacity:0;pointer-events:none;transition:.2s}#toast.visible{opacity:1;transform:translateX(-50%) translateY(0)}
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@media(max-width:760px){:root{--nav-width:248px;--header-height:60px}.topbar{height:60px;padding:0 14px;gap:9px}.menu-toggle{display:flex;flex-shrink:0;width:29px}.brand{min-width:0;font-size:15px;gap:8px;flex:1}.brand svg{height:24px;width:24px}.brand small{display:none}.search-wrap{max-width:205px;width:40%}.search-wrap input{height:36px;font-size:12px;padding-left:34px;padding-right:12px}.search-icon{left:11px}.search-icon svg{width:15px;height:15px}.search-wrap kbd{display:none}.search-results{position:fixed;top:60px;left:10px;right:10px;max-height:78vh}.sidebar{top:60px;transform:translateX(-100%);transition:transform .2s}.sidebar.open{transform:translateX(0)}.nav-backdrop:not([hidden]){display:block;position:fixed;inset:60px 0 0;background:#142b3a70;z-index:40}#main{margin-left:0;padding-top:60px}.breadcrumbs{padding:0 18px;font-size:10px;gap:9px;height:42px}.document-side{padding:13px 18px 0}.document-actions{top:109px;right:14px}.toc-list{max-height:110px;overflow:auto;gap:0 15px}.article-heading{padding:20px 20px 18px}.article-heading h1{font-size:22px;line-height:1.55;padding-right:25px}.article-heading p{font-size:11px;margin-top:7px}.article-body{padding:22px 20px 34px}.article-body h2{font-size:22px;margin-top:31px}.step-section h2{font-size:19px}.step-section h2 span{min-width:54px;font-size:13px}.article-body p{font-size:13px;line-height:1.95;word-break:normal}.manual-links a{font-size:13px}.manual-links small{display:none}.welcome-tip{padding:13px 15px;margin-top:18px}.welcome-tip strong{font-size:14px}.guide-note{padding:12px;font-size:12px;gap:9px}.guide-note p{font-size:12px}.screenshot-figure{margin:18px 0 23px}.screenshot-figure figcaption{font-size:10px}.zoom-hint{opacity:1;font-size:9px;padding:0 5px}.figure-labels{font-size:10px;gap:5px 10px}.figure-labels b{height:16px;width:16px;line-height:16px}.marker{border-width:1px}.marker b{font-size:8px;width:14px;height:14px;line-height:13px}.article-pagination{gap:10px}.article-pagination a{padding:11px}.article-pagination strong{font-size:11px}.page-footer{padding:18px 20px;font-size:10px;display:block}.page-footer span{display:block}.animation-controls{padding:10px;gap:10px}.animation-controls a{margin-left:0}.animation-controls span{font-size:10px}.animation-title{font-size:12px;padding:10px}.article-meta{font-size:10px;gap:7px}.prerequisite{font-size:12px;padding:10px 12px}.prerequisite p{font-size:12px}#zoom-content{padding:10px}#zoom-content .capture{min-width:850px}.dialog-bar{font-size:12px}.guide-table th,.guide-table td{padding:10px 12px}.home-supplement{gap:11px;font-size:12px}}
@media print{.topbar,.sidebar,.document-side,.breadcrumbs,.page-footer,.screenshot-button .zoom-hint,.article-pagination,.animation-controls,.related-links,#toast{display:none!important}#main{margin:0;padding:0}.document-grid{display:block}.article-heading{background:white;padding:0 0 20px;border:0}.article-body{padding:0;max-width:none}.article-body h2{break-after:avoid}.screenshot-figure,.guide-note,tr,.step-section{break-inside:avoid}.capture{-webkit-print-color-adjust:exact;print-color-adjust:exact}.article-body{font-size:11pt}.article-body h2{font-size:17pt}a{color:#222;text-decoration:none}.marker b{print-color-adjust:exact;-webkit-print-color-adjust:exact}.article-body p{font-size:11pt}body{background:white}#image-dialog[open]{display:none}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{transition:none!important;animation:none!important}}
.video-guide{margin:26px 0 32px;border:1px solid #dce3e9;background:#fafbfc;padding:16px}.video-guide figcaption{font-size:16px;font-weight:600;color:#3e5d76;margin-bottom:12px}.video-frame{aspect-ratio:16/9;min-height:200px;background:#101820}.video-frame iframe{display:block;width:100%;height:100%;min-height:200px;border:0}.video-guide>p{font-size:13px;margin:12px 0 4px}.video-guide>a{display:inline-block;font-size:12px;margin-top:10px}.video-guide:target{scroll-margin-top:90px}@media print{.video-frame{display:none}.video-guide{break-inside:avoid}.video-guide>a::after{content:' (' attr(href) ')';overflow-wrap:anywhere}}