:root{color-scheme:light;--ink:#142a40;--muted:#607581;--line:#dbe5e9;--brand:#174b82;--soft:#edf3fb;--paper:#fff;--bg:#f4f7f9}*{box-sizing:border-box}body{margin:0;color:var(--ink);background:var(--bg);font:16px/1.8 system-ui,"Microsoft YaHei",sans-serif}a{color:var(--brand);text-underline-offset:4px}button,select,input{font:inherit}button{cursor:pointer}a:focus-visible,button:focus-visible,select:focus-visible,input:focus-visible{outline:3px solid #51a7b1;outline-offset:3px}.skip{position:absolute;top:-80px}.skip:focus{top:10px;left:10px;z-index:10;background:white;padding:10px}header{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:20px 32px;border-bottom:1px solid var(--line);background:white}.brand{font-size:20px;font-weight:750;color:var(--ink);text-decoration:none}.brand 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16px}.lead{font-size:18px;line-height:1.8;color:var(--muted);margin-bottom:26px;max-width:850px}section{border-top:1px solid var(--line);margin-top:32px;padding-top:28px;scroll-margin-top:20px}.note,.callout{background:var(--soft);border-left:4px solid var(--brand);padding:15px 18px;margin:20px 0;border-radius:0 7px 7px 0}.success{background:#f0f7ee;border-left:3px solid #6b9255;padding:12px 16px;font-size:14px}.muted,.footnote,.section-intro{color:var(--muted);font-size:14px}.path{font-size:18px;background:white;border:1px solid var(--line);padding:14px 18px;border-radius:7px;overflow-wrap:anywhere}.table-wrap{overflow:auto;border:1px solid var(--line);border-radius:8px;margin:18px 0;background:white}table{border-collapse:collapse;width:100%;font-size:14px;line-height:1.8}th,td{padding:13px 16px;text-align:left;vertical-align:top;border-bottom:1px solid var(--line)}th{background:#eef3f6;font-size:13px}tr:last-child td{border-bottom:none}td:first-child{min-width:135px}.architecture{display:grid;grid-template-columns:1.4fr 1fr;gap:16px;margin:24px 0}.shared,.separate{background:white;border:1px solid var(--line);border-radius:9px;padding:18px}.architecture h3{margin:0 0 14px;font-size:16px}.entry-row{display:flex;gap:7px}.entry-row span{flex:1;line-height:1.7;text-align:center;background:#e7f2f1;border:1px solid #cde0de;padding:12px 5px;border-radius:6px;font-size:13px;font-weight:650}.architecture small{font-size:12px;line-height:1.7;color:var(--muted);font-weight:400}.connector{text-align:center;color:var(--brand);font-size:23px;line-height:1.5}.core{background:#f1f5f7;padding:13px;border-radius:6px;text-align:center;font-size:13px;line-height:1.8;margin:8px 0}.addon{border:1px dashed #a5c5c7;padding:10px;border-radius:6px;margin-top:10px;font-size:12px;text-align:center;color:var(--brand)}.cards{display:grid;grid-template-columns:1fr 1fr;gap:15px}.card{background:white;border:1px solid var(--line);padding:20px;border-radius:9px;text-decoration:none}.card:hover{border-color:var(--brand)}.card strong{display:block;color:var(--ink);font-size:18px}.card p{color:var(--muted);font-size:14px;margin:9px 0}.card span{font-size:13px}.planner{background:white;border:1px solid var(--line);border-radius:9px;padding:22px}.fields{display:flex;flex-wrap:wrap;align-items:end;gap:16px}.fields label{display:block;font-size:13px;color:var(--muted)}select{display:block;border:1px solid #c7d8df;background:white;border-radius:6px;padding:8px;max-width:100%;color:var(--ink);margin-top:5px}.fields .check{padding-bottom:9px;display:flex;align-items:center;gap:7px}input{accent-color:var(--brand)}#plan{background:var(--soft);padding:16px 20px;margin-top:20px;border-radius:6px}#plan h3{margin:0 0 8px;font-size:17px}#plan p{margin:8px 0}#plan ul{margin:8px 0}.button{display:inline-block;background:var(--brand);color:white;padding:7px 14px;border-radius:6px;text-decoration:none;margin-top:9px;font-size:14px}.code-block{margin:18px 0 22px;border-radius:8px;overflow:hidden;border:1px solid #244859;background:#193b4b;color:#e4f0f3}.code-toolbar{display:flex;align-items:center;justify-content:space-between;gap:12px;font-size:12px;background:#214858;padding:8px 14px;color:#b8d4dd}.copy-button{font-size:12px;padding:3px 9px;border-radius:4px;border:1px solid #7d9da8;background:transparent;color:#d8e9ee}pre{padding:18px;margin:0;overflow:auto;line-height:1.8}code{font:13px/1.8 Consolas,monospace;background:#eaf0f4;border-radius:4px;padding:2px 5px;color:#255663;overflow-wrap:anywhere}pre code{color:inherit;background:none;padding:0;white-space:pre;overflow-wrap:normal}li{margin:8px 0}.steps{padding-left:26px}.steps li{padding-left:4px;margin:14px 0}.steps strong{display:block}details{background:white;border:1px solid var(--line);border-radius:7px;padding:12px 18px;margin:16px 0}summary{cursor:pointer;color:var(--brand);font-weight:650}details[open] summary{margin-bottom:14px}.download-link{display:inline-block;font-size:13px;padding:4px 9px;border:1px solid var(--line);border-radius:4px}footer{margin-top:40px;padding-top:22px;border-top:1px solid var(--line);font-size:12px;color:var(--muted)}#toast{position:fixed;bottom:20px;left:50%;transform:translateX(-50%);padding:9px 16px;background:#153946;color:white;border-radius:7px;font-size:13px;z-index:20}[hidden]{display:none!important}.api-signature{padding:12px;background:white;border-left:3px solid #b8d0d6}.workflow{display:flex;flex-wrap:wrap;gap:8px;align-items:center}.workflow .node{border:1px solid var(--line);background:white;padding:12px;font-size:13px}.workflow .node strong{display:block}@media(max-width:1000px){main{padding:30px}.layout{grid-template-columns:200px minmax(0,1fr)}.architecture{grid-template-columns:1fr}}@media(max-width:720px){body{font-size:15px}header{padding:15px 18px}.brand{font-size:17px}.version{font-size:10px}.layout{display:block}aside{position:static;height:auto;padding:12px;border-right:none;border-bottom:1px solid var(--line)}nav{display:flex;overflow:auto;gap:4px}nav a{white-space:nowrap;padding:6px 9px;margin:0}.nav-note,.print-button{display:none}main{padding:26px 18px 40px}h1{font-size:27px}h2{font-size:21px}.lead{font-size:16px}.cards{grid-template-columns:1fr}.planner{padding:16px}.fields{align-items:start}.fields label{width:100%}.fields .check{width:auto}select{width:100%}th,td{padding:11px 12px}.entry-row span{font-size:12px}}@media print{header,aside,.copy-button,#toast,.planner{display:none}.layout{display:block}main{padding:0;max-width:none}body{background:white;font-size:12px}h1{font-size:24px}h2{font-size:19px}section{margin-top:20px;padding-top:18px}pre code{white-space:pre-wrap;overflow-wrap:anywhere}.code-block{background:#f1f5f7;color:#153b48;border-color:#ccdbe0}.code-toolbar{background:#e6eef1;color:#335563}details>*{display:block}summary{display:none}.cards,.architecture{break-inside:avoid}a{color:#245b68}}



/* Unified product diagram */
.product-flow { border:1px solid #c7d9ed; border-radius:12px; background:#f5f9ff; padding:20px; margin:24px 0; }
.flow-entries { display:grid; grid-template-columns:repeat(4,minmax(0,1fr)); gap:10px; text-align:center; }
.flow-entries span { background:white; border:1px solid #bfd0e8; border-radius:8px; padding:14px 8px; font-weight:700; }
.flow-entries small { font-weight:400; }.flow-core,.flow-acceleration { text-align:center; margin-top:14px; padding:16px; border-radius:8px; }
.flow-core { background:#e4edfb; font-weight:700; }.flow-acceleration { background:#edf6ef; }
@media(max-width:620px) { .flow-entries { grid-template-columns:repeat(2,minmax(0,1fr)); } }

/* Navigation added only to the hosted guide. */
.portal-bar{display:flex;align-items:center;justify-content:space-between;gap:20px;background:white;border-bottom:1px solid #e0e7ef;padding:14px 32px;color:#142a40}
.portal-bar .portal-name{font-size:20px;font-weight:700;color:#142a40;letter-spacing:1px}
.portal-name small{font-size:12px;font-weight:500;color:#64758a;margin-left:5px}
.portal-bar nav{display:flex;align-items:center;gap:25px}
.portal-bar a{text-decoration:none;margin:0;padding:0;background:none;font-size:13px;color:#64758a}
.portal-bar a[aria-current=page]{color:#174b82;font-weight:650}
.portal-bar .portal-name{font-size:20px}
@media(max-width:720px){.portal-bar{padding:12px 18px;flex-wrap:wrap;gap:10px}.portal-bar nav{width:100%;gap:22px;overflow:auto}.portal-bar nav a{font-size:12px;white-space:nowrap}}
@media print{.portal-bar{display:none}}