body.page-guide{background:#fff}.gd{min-height:70vh;padding-top:72px}.gd-i{width:18px;height:18px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round;flex:none}.gd-skel{max-width:760px;margin:120px auto;padding:0 var(--gutter);display:grid;gap:16px}.gd-skel span{height:18px;border-radius:8px;background:linear-gradient(90deg,#f1f3f6,#e7eaef,#f1f3f6);background-size:200% 100%;animation:gd-skel 1.2s linear infinite}.gd-skel span:first-child{height:36px;width:60%}@keyframes gd-skel{to{background-position:-200% 0}}.gd-search{position:relative}.gd-search>.gd-i{position:absolute;left:18px;top:50%;transform:translateY(-50%);color:#65738b;pointer-events:none}.gd-search input{width:100%;height:56px;padding:0 20px 0 50px;border-radius:14px;border:1px solid #DCE3EE;background:#fff;font-size:16px;color:var(--ink);outline:none;transition:border-color .15s ease,box-shadow .15s ease}.gd-search input::placeholder{color:#8a96aa}.gd-search input:focus{border-color:#316de2;box-shadow:0 0 0 4px #316de224}.gd-search input::-webkit-search-cancel-button{cursor:pointer}.gd-results{position:absolute;left:0;right:0;top:calc(100% + 8px);z-index:30;max-height:min(420px,60vh);overflow:auto;background:#fff;border:1px solid #DCE3EE;border-radius:14px;box-shadow:0 18px 40px #17243d1f;padding:6px;text-align:left}.gd-results a{display:grid;gap:2px;padding:10px 12px;border-radius:10px}.gd-results a:hover,.gd-results a.on{background:#f1f5fd}.gd-results b{font-size:15px;font-weight:600;color:#17243d}.gd-results small{font-size:12px;color:#65738b}.gd-results span{font-size:13px;line-height:1.5;color:#4a5568;overflow:hidden;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical}.gd-results mark{background:#d6edfa;color:inherit;border-radius:3px;padding:0 1px}.gd-noresult{padding:14px 12px;font-size:14px;color:#65738b;word-break:keep-all}.gd-hero{background:linear-gradient(180deg,#f2f6fd,#fff);padding:96px 0 64px;text-align:center}.gd-hero h1{font-size:48px;font-weight:600;line-height:58px;color:#17243d;word-break:keep-all}.gd-hero p{margin-top:16px;font-size:18px;line-height:27px;color:#65738b;word-break:keep-all}.gd-hero .gd-search{max-width:640px;margin:36px auto 0}.gd-hero .gd-search input{height:60px;font-size:17px;box-shadow:0 8px 24px #17243d0f}.gd-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;padding-top:24px;padding-bottom:120px}.gd-card{display:flex;flex-direction:column;border:1px solid #E6EAF0;border-radius:20px;overflow:hidden;background:#fff;transition:border-color .15s ease,box-shadow .2s ease,transform .2s ease}.gd-card:hover{border-color:#c9d6ee;box-shadow:0 16px 36px #17243d14;transform:translateY(-2px)}.gd-cover{aspect-ratio:16 / 9;background:#f2f5fa;display:grid;place-items:center;overflow:hidden}.gd-cover img{width:100%;height:100%;object-fit:cover}.gd-cover[data-empty]{background:linear-gradient(135deg,#316de2,#0196f6)}.gd-cover span{font-family:var(--font-display);font-size:56px;font-weight:700;color:#ffffffe6}.gd-card-b{padding:22px 24px 24px;display:flex;flex-direction:column;gap:10px;flex:1}.gd-card h2{font-size:21px;font-weight:600;line-height:1.3;color:#17243d}.gd-card p{font-size:15px;line-height:1.55;color:#65738b;word-break:keep-all}.gd-card ul{list-style:none;margin:4px 0 0;padding:0;display:grid;gap:6px}.gd-card li{font-size:14px;color:#3d4a60;padding-left:14px;position:relative}.gd-card li:before{content:"";position:absolute;left:2px;top:.62em;width:4px;height:4px;border-radius:50%;background:#9aaccb}.gd-more{margin-top:auto;padding-top:8px;display:inline-flex;align-items:center;gap:4px;font-size:14px;font-weight:600;color:#316de2}.gd-more .gd-i{width:16px;height:16px}.gd-empty{grid-column:1 / -1;text-align:center;padding:40px 0;color:#65738b}.gd-empty a,.gd-back{color:#316de2;font-weight:600}.gd-404{padding-bottom:140px}.gd-404 .gd-back{display:inline-block;margin-top:8px}.gd-bar{display:none}.gd-layout{display:grid;grid-template-columns:280px minmax(0,1fr) 220px;gap:48px;max-width:1360px;margin:0 auto;padding:0 var(--gutter)}.gd-side{position:sticky;top:72px;height:calc(100vh - 72px);overflow:auto;padding:28px 8px 40px 0;border-right:1px solid #EEF1F5;overscroll-behavior:contain}.gd-side-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px;padding-right:12px}.gd-home-link{font-size:15px;font-weight:700;color:#17243d}.gd-drawer-x{display:none}.gd-side .gd-search{margin:0 16px 18px 0}.gd-side .gd-search input{height:42px;padding-left:40px;border-radius:10px;font-size:14px}.gd-side .gd-search>.gd-i{left:13px;width:16px;height:16px}.gd-tree,.gd-tree ul{list-style:none;margin:0;padding:0}.gd-tree ul{display:none;padding-left:14px}.gd-tree li.open>ul{display:block}.gd-row{display:flex;align-items:flex-start;gap:2px;padding-right:12px}.gd-fold,.gd-fold-sp{flex:none;width:26px;height:34px}.gd-fold{display:grid;place-items:center;border:0;background:none;color:#8a96aa;border-radius:6px;cursor:pointer}.gd-fold:hover{color:#17243d;background:#f2f5fa}.gd-fold .gd-i{width:14px;height:14px;transition:transform .15s ease}.gd-tree li.open>.gd-row .gd-fold .gd-i{transform:rotate(90deg)}.gd-row a{flex:1;min-width:0;padding:7px 10px;border-radius:8px;font-size:14px;line-height:20px;color:#3d4a60;word-break:keep-all;transition:background .15s ease,color .15s ease}.gd-row a:hover{background:#f2f5fa;color:#17243d}.gd-tree>li>.gd-row a{font-weight:600;color:#17243d}.gd-tree li.cur>.gd-row a{background:#eaf1fd;color:#2563eb;font-weight:600}.gd-main{min-width:0;max-width:780px;padding:32px 0 120px}.gd-crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:4px;font-size:13px;color:#65738b}.gd-crumbs a:hover{color:#2563eb}.gd-crumbs .gd-i{width:13px;height:13px;color:#a9b3c4}.gd-title{margin-top:18px;font-size:38px;font-weight:700;line-height:1.25;letter-spacing:-.4px;color:#17243d;word-break:keep-all}.gd-summary{margin-top:12px;font-size:18px;line-height:1.6;color:#4a5568;word-break:keep-all}.gd-meta{margin-top:14px;font-size:13px;color:#8a96aa}.gd-body{margin-top:32px;font-size:16px;line-height:1.8;color:#2d3748;word-break:keep-all;overflow-wrap:anywhere}.gd-body>:first-child{margin-top:0}.gd-body p{margin:0 0 16px}.gd-body h2,.gd-body h3,.gd-body h4{color:#17243d;scroll-margin-top:96px;line-height:1.35}.gd-body h2{margin:52px 0 18px;padding-bottom:12px;border-bottom:1px solid #EEF1F5;font-size:26px;font-weight:700}.gd-body h3{margin:36px 0 12px;font-size:20px;font-weight:600}.gd-body h4{margin:28px 0 10px;font-size:17px;font-weight:600}.gd-body a{color:#2563eb;text-decoration:underline;text-underline-offset:3px;text-decoration-color:#2563eb59}.gd-body a:hover{text-decoration-color:currentColor}.gd-body strong{color:#17243d;font-weight:600}.gd-body ul,.gd-body ol{margin:0 0 16px;padding-left:24px}.gd-body li{margin:4px 0}.gd-body li>p{margin:0}.gd-body img{display:block;max-width:100%;height:auto;margin:24px 0;border-radius:12px;border:1px solid #EEF1F5;cursor:zoom-in}.gd-body hr{border:0;border-top:1px solid #E6EAF0;margin:40px 0}.gd-body blockquote{margin:0 0 16px;padding:4px 0 4px 18px;border-left:3px solid #D3DCEA;color:#4a5568}.gd-body code{font-family:ui-monospace,JetBrains Mono,Consolas,monospace;font-size:.88em;padding:2px 6px;border-radius:6px;background:#f2f5fa;color:#17243d}.gd-body pre{margin:0 0 16px;padding:16px 18px;border-radius:12px;background:#17243d;color:#e6ecf5;overflow:auto;font-size:14px;line-height:1.6}.gd-body pre code{padding:0;background:none;color:inherit;font-size:inherit}.gd-body mark{background:#fff1b8;color:inherit;padding:0 2px;border-radius:3px}.gd-table{margin:0 0 20px;overflow-x:auto;border:1px solid #E6EAF0;border-radius:12px}.gd-body table{width:100%;border-collapse:collapse;font-size:15px;line-height:1.6}.gd-body th,.gd-body td{padding:10px 14px;border-bottom:1px solid #EEF1F5;text-align:left;vertical-align:top}.gd-body th+th,.gd-body td+td{border-left:1px solid #EEF1F5}.gd-body tr:last-child td{border-bottom:0}.gd-body th{background:#f6f8fb;font-weight:600;color:#17243d}.gd-body th p,.gd-body td p{margin:0}.gd-body div[data-youtube-video]{margin:24px 0;aspect-ratio:16 / 9;border-radius:12px;overflow:hidden;background:#000}.gd-body div[data-youtube-video] iframe{width:100%;height:100%;border:0;display:block}.gd-body div[data-callout]{position:relative;margin:0 0 20px;padding:14px 18px 14px 50px;border-radius:12px;border:1px solid}.gd-body div[data-callout]>p:last-child{margin-bottom:0}.gd-callout-i{position:absolute;left:16px;top:16px}.gd-body div[data-callout=info]{background:#f1f6fe;border-color:#d5e3fb}.gd-body div[data-callout=info] .gd-callout-i{color:#316de2}.gd-body div[data-callout=warn]{background:#fff7ec;border-color:#fbe1bc}.gd-body div[data-callout=warn] .gd-callout-i{color:#d97706}.gd-body div[data-callout=tip]{background:#f0faf3;border-color:#cdebd6}.gd-body div[data-callout=tip] .gd-callout-i{color:#2f9e5b}.gd-kids{margin-top:48px}.gd-kids h2{font-size:18px;font-weight:700;color:#17243d;margin-bottom:14px}.gd-kids>div{display:grid;grid-template-columns:1fr 1fr;gap:12px}.gd-kids a{position:relative;display:grid;gap:4px;padding:16px 44px 16px 18px;border:1px solid #E6EAF0;border-radius:14px;transition:border-color .15s ease,background .15s ease}.gd-kids a:hover{border-color:#bfd0f0;background:#f8fafe}.gd-kids b{font-size:15px;font-weight:600;color:#17243d}.gd-kids span{font-size:13px;line-height:1.5;color:#65738b}.gd-kids .gd-i{position:absolute;right:16px;top:50%;transform:translateY(-50%);color:#8a96aa;width:16px;height:16px}.gd-pn{margin-top:56px;padding-top:28px;border-top:1px solid #EEF1F5;display:grid;grid-template-columns:1fr 1fr;gap:12px}.gd-pn a{display:grid;gap:4px;padding:16px 18px;border:1px solid #E6EAF0;border-radius:14px;transition:border-color .15s ease}.gd-pn a:hover{border-color:#bfd0f0}.gd-pn .next{text-align:right;grid-column:2}.gd-pn small{display:inline-flex;align-items:center;gap:4px;font-size:13px;color:#65738b}.gd-pn .next small{justify-content:flex-end}.gd-pn small .gd-i{width:14px;height:14px}.gd-pn b{font-size:15px;font-weight:600;color:#2563eb}.gd-toc{position:sticky;top:72px;align-self:start;max-height:calc(100vh - 72px);overflow:auto;padding:36px 0 24px}.gd-toc h2{font-size:12px;font-weight:700;letter-spacing:.4px;color:#8a96aa;margin-bottom:10px}.gd-toc ul{list-style:none;margin:0;padding:0;border-left:1px solid #EEF1F5}.gd-toc a{display:block;margin-left:-1px;padding:5px 0 5px 14px;border-left:2px solid transparent;font-size:13px;line-height:1.45;color:#65738b;word-break:keep-all;transition:color .15s ease,border-color .15s ease}.gd-toc li.l3 a{padding-left:26px}.gd-toc a:hover{color:#17243d}.gd-toc a.on{color:#2563eb;border-left-color:#2563eb;font-weight:600}.gd-zoom{position:fixed;top:0;right:0;bottom:0;left:0;z-index:100;background:#0f141ed1;display:grid;place-items:center;padding:24px;cursor:zoom-out;animation:gd-fade .15s ease}.gd-zoom img{max-width:100%;max-height:100%;border-radius:8px;box-shadow:0 20px 60px #0006}@keyframes gd-fade{0%{opacity:0}}@media(max-width:1180px){.gd-layout{grid-template-columns:260px minmax(0,1fr);gap:40px}.gd-toc{display:none}}@media(max-width:900px){.gd-layout{display:block}.gd-bar{display:block;position:sticky;top:72px;z-index:20;background:#fffffff0;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);border-bottom:1px solid #EEF1F5;padding:8px var(--gutter)}.gd-drawer-btn{display:inline-flex;align-items:center;gap:8px;height:40px;padding:0 14px;border:1px solid #DCE3EE;border-radius:10px;background:#fff;font-size:14px;font-weight:600;color:#17243d;cursor:pointer}.gd-side{position:fixed;top:0;left:0;bottom:0;z-index:60;width:min(340px,88vw);height:100%;background:#fff;padding:20px 8px 40px 16px;border-right:0;box-shadow:20px 0 50px #17243d29;transform:translate(-105%);transition:transform .25s ease}.gd-side.on{transform:none}body.gd-drawer-on:after{content:"";position:fixed;top:0;right:0;bottom:0;left:0;z-index:55;background:#0f141e66}.gd-drawer-x{display:grid;place-items:center;width:36px;height:36px;border:0;border-radius:8px;background:#f2f5fa;color:#17243d;cursor:pointer}.gd-main{padding:20px 0 80px}.gd-title{font-size:30px}.gd-cards{grid-template-columns:1fr 1fr}}@media(max-width:809px){.gd-hero{padding:64px 0 40px}.gd-hero h1{font-size:34px;line-height:42px}.gd-hero p{font-size:16px;line-height:24px}.gd-cards{grid-template-columns:1fr;gap:16px;padding-bottom:80px}.gd-kids>div,.gd-pn{grid-template-columns:1fr}.gd-pn .next{grid-column:auto}.gd-body{font-size:15.5px}.gd-body h2{font-size:22px;margin-top:40px}.gd-body h3{font-size:18px}}@media(prefers-reduced-motion:reduce){.gd-skel span{animation:none}.gd-side{transition:none}}