@import url("../assets/fonts/noto-sans-sc/index.css");
@import url("../assets/fonts/noto-serif-sc/index.css");
@font-face{font-family:"IBM Plex Mono";src:url("../assets/fonts/ibm-plex-mono-500.woff2") format("woff2");font-style:normal;font-weight:500;font-display:swap}

:root{
  --page-width:816px;
  --page-height:1056px;
  --blue:#2e74b5;
  --dark-blue:#1f4d78;
  --navy:#17365d;
  --teal:#0f766e;
  --light-blue:#eaf2f8;
  --light-gray:#f2f4f7;
  --mid-gray:#d0d5dd;
  --dark:#1f2937;
  --amber:#b54708;
  --paper:#fff;
  --stage:#dfe5e8;
  --sans:"Noto Sans SC Variable","Hiragino Sans GB","PingFang SC","Microsoft YaHei",sans-serif;
  --serif:"Noto Serif SC Variable","Songti SC","SimSun",serif;
  --mono:"IBM Plex Mono","SFMono-Regular",Consolas,monospace;
}

*{box-sizing:border-box}
html{background:var(--stage);color:var(--dark);scroll-behavior:smooth}
body{margin:0;font-family:var(--sans);background:
  linear-gradient(90deg,rgba(23,54,93,.035) 1px,transparent 1px),
  linear-gradient(rgba(23,54,93,.035) 1px,transparent 1px),var(--stage);
  background-size:48px 48px}
button,a{font:inherit}
.skip-link{position:fixed;z-index:200;left:.75rem;top:.75rem;padding:.65rem .9rem;background:var(--navy);color:#fff;transform:translateY(-150%)}
.skip-link:focus{transform:none}
.site-home-return{position:fixed;z-index:120;left:1rem;top:.65rem;display:inline-flex;align-items:center;gap:.5rem;padding:.55rem .75rem;border:1px solid var(--navy);border-radius:6px;background:rgba(255,255,255,.94);color:var(--navy);text-decoration:none;font-size:.72rem;font-weight:750;box-shadow:0 8px 28px rgba(23,54,93,.14);backdrop-filter:blur(8px)}
.site-home-return:hover{background:var(--navy);color:#fff}

.document-toolbar{position:sticky;z-index:100;top:0;min-height:56px;padding:.65rem max(1rem,calc((100vw - 980px)/2));display:flex;justify-content:space-between;align-items:center;gap:1rem;background:rgba(23,54,93,.95);color:#fff;box-shadow:0 8px 26px rgba(23,54,93,.18);backdrop-filter:blur(12px)}
.document-toolbar__title{min-width:0;display:flex;align-items:center;gap:.8rem}
.document-toolbar__title i{width:9px;height:9px;background:#5bd0c3;box-shadow:0 0 0 4px rgba(91,208,195,.17);border-radius:50%;flex:0 0 auto}
.document-toolbar__title strong{display:block;font-size:.82rem;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.document-toolbar__title small{display:block;margin-top:.12rem;font:500 .56rem/1.2 var(--mono);letter-spacing:.1em;color:#b9cce0}
.document-toolbar__controls{display:flex;align-items:center;gap:.45rem;flex:0 0 auto}
.document-toolbar button{border:1px solid rgba(255,255,255,.36);border-radius:4px;padding:.42rem .65rem;background:transparent;color:#fff;font-size:.68rem;cursor:pointer}
.document-toolbar button[aria-pressed="true"],.document-toolbar button:hover{background:#fff;color:var(--navy)}
#page-counter{min-width:4.8rem;text-align:center;font:500 .65rem/1 var(--mono);color:#d9e5f0}

.document-stage{width:100%;padding:32px 18px 96px;display:flex;flex-direction:column;align-items:center;gap:28px;overflow-x:auto}
.page-shell{position:relative;flex:0 0 auto}
.doc-page{position:absolute;left:0;top:0;width:var(--page-width);height:var(--page-height);transform-origin:top left;background:var(--paper);box-shadow:0 22px 56px rgba(23,54,93,.18);overflow:hidden;color:var(--dark)}
.page-header{position:absolute;left:86px;right:86px;top:40px;height:32px;border-bottom:2px solid var(--blue);display:flex;justify-content:flex-end;align-items:flex-start;color:#667085;font:500 10px/1 var(--sans)}
.page-content{position:absolute;left:86px;right:86px;top:94px;bottom:62px;overflow:hidden;font-family:var(--serif);font-size:13px;line-height:1.28}
.page-footer{position:absolute;left:86px;right:86px;bottom:30px;text-align:center;color:#667085;font:500 10px/1 var(--sans)}

.page-content h1,.page-content h2,.page-content h3,.page-content p{margin:0}
.page-content h1,.page-content h2,.page-content h3{font-family:var(--sans);color:var(--blue);font-weight:760;break-after:avoid}
.page-content h1{font-size:21px;line-height:1.15;margin:12px 0 8px}
.page-content h2{font-size:17px;line-height:1.18;margin:10px 0 6px}
.page-content h3{font-size:15px;line-height:1.18;color:var(--dark-blue);margin:8px 0 5px}
.page-content>p{margin:0 0 6px}
.page-content .boundary-copy{color:#667085;font-style:italic;font-size:11.5px}
.page-content ul,.page-content ol{margin:2px 0 7px;padding-left:20px}
.page-content li{margin:0 0 3px;padding-left:1px}
.page-content a{color:var(--dark-blue);text-decoration-thickness:1px;text-underline-offset:2px;overflow-wrap:anywhere}
.architecture-figure{margin:18px 0 20px;padding:12px 0 14px;border-top:1px solid #d5dde5;border-bottom:1px solid #d5dde5}
.architecture-figure a{display:block}
.architecture-figure img{display:block;width:100%;height:auto;background:#fff}

.doc-table{width:100%;border-collapse:collapse;table-layout:fixed;margin:4px 0 8px;font-family:var(--serif);font-size:10.6px;line-height:1.22;color:var(--dark)}
.doc-table th,.doc-table td{border:1px solid #808891;padding:5px 6px;text-align:left;vertical-align:middle;overflow-wrap:anywhere}
.doc-table th{background:var(--navy);color:#fff;font-family:var(--sans);font-weight:690;text-align:center}
.doc-table tbody tr:nth-child(even) td{background:#fafbfc}
.doc-table--continued{margin-top:0}
.table-continuation{margin:-1px 0 2px;text-align:right;font:500 8.5px/1 var(--mono);letter-spacing:.08em;color:#667085}
.source-callout{margin:6px 0 8px;padding:11px 14px;background:var(--light-blue);border-left:4px solid var(--blue);font-family:var(--serif)}
.source-callout strong{display:block;margin-bottom:4px;font-family:var(--sans);font-size:13px;color:var(--dark-blue)}
.source-callout p{margin:0;line-height:1.42}
.source-callout--teal{background:#e7f5f2;border-left-color:var(--teal)}
.source-callout--teal strong{color:var(--teal)}
.source-callout--amber{background:#fff4e5;border-left-color:var(--amber)}
.source-callout--amber strong{color:var(--amber)}
.source-callout--gray{background:var(--light-gray);border-left-color:var(--navy)}

.cover-content{padding-top:52px}
.cover-content .masthead{font-family:var(--sans);font-weight:760;font-size:17px;color:var(--teal);margin-bottom:18px}
.cover-content .document-title{font-family:var(--sans);font-size:34px;line-height:1.12;color:var(--navy);font-weight:790;padding:0 0 11px;border-bottom:2px solid var(--blue);margin-bottom:13px;letter-spacing:-.03em}
.cover-content .document-subtitle{font-family:var(--sans);font-size:16px;line-height:1.35;color:#667085;text-align:center;margin-bottom:25px}
.cover-content h2{margin-top:16px}
.cover-content .doc-table{font-size:11px;margin-bottom:14px}
.cover-content .source-callout{margin:12px 0 14px;padding:14px 18px}
.cover-content ul{font-size:12.2px;line-height:1.35}

.doc-page[data-page="3"] .page-content{font-size:11.8px;line-height:1.18}
.doc-page[data-page="3"] h1{margin:0 0 8px;font-size:21px}
.doc-page[data-page="3"] h2{margin:8px 0 4px;font-size:15.5px}
.doc-page[data-page="3"] .doc-table{margin:3px 0 5px;font-size:9.4px}
.doc-page[data-page="3"] .doc-table th,.doc-page[data-page="3"] .doc-table td{padding:3px 4px}
.doc-page[data-page="4"] .doc-table{font-size:9.7px;padding:4px 5px}
.doc-page[data-page="2"] .page-content{font-size:11.8px;line-height:1.18}
.doc-page[data-page="2"] .doc-table{margin:3px 0 5px;font-size:9.4px}
.doc-page[data-page="2"] .doc-table th,.doc-page[data-page="2"] .doc-table td{padding:3px 4px}
.doc-page[data-page="2"] h1{margin:7px 0 5px;font-size:19px}
.doc-page[data-page="2"] h2{margin:6px 0 4px;font-size:15.5px}
.doc-page[data-page="2"] ul{margin-bottom:5px}
.doc-page[data-page="5"] .doc-table,.doc-page[data-page="6"] .doc-table,.doc-page[data-page="7"] .doc-table,.doc-page[data-page="8"] .doc-table,.doc-page[data-page="9"] .doc-table,.doc-page[data-page="10"] .doc-table,.doc-page[data-page="11"] .doc-table{font-size:9.8px}
.doc-page[data-page="6"] .page-content,.doc-page[data-page="7"] .page-content,.doc-page[data-page="8"] .page-content,.doc-page[data-page="9"] .page-content,.doc-page[data-page="10"] .page-content,.doc-page[data-page="11"] .page-content{font-size:12px;line-height:1.22}
.doc-page[data-page="6"] h2,.doc-page[data-page="7"] h2,.doc-page[data-page="8"] h2,.doc-page[data-page="9"] h2,.doc-page[data-page="10"] h2,.doc-page[data-page="11"] h2{font-size:15.5px;margin-top:7px;margin-bottom:4px}
.doc-page[data-page="6"] h1,.doc-page[data-page="7"] h1,.doc-page[data-page="8"] h1,.doc-page[data-page="9"] h1,.doc-page[data-page="10"] h1,.doc-page[data-page="11"] h1{font-size:19px;margin-top:8px;margin-bottom:6px}
.doc-page[data-page="6"] .doc-table th,.doc-page[data-page="6"] .doc-table td,.doc-page[data-page="7"] .doc-table th,.doc-page[data-page="7"] .doc-table td,.doc-page[data-page="8"] .doc-table th,.doc-page[data-page="8"] .doc-table td,.doc-page[data-page="9"] .doc-table th,.doc-page[data-page="9"] .doc-table td,.doc-page[data-page="10"] .doc-table th,.doc-page[data-page="10"] .doc-table td,.doc-page[data-page="11"] .doc-table th,.doc-page[data-page="11"] .doc-table td{padding:4px 5px}

@media(max-width:720px){
  .document-toolbar{justify-content:flex-end;padding:.55rem .75rem}.document-toolbar__title{display:none}.document-toolbar__title small{display:none}.document-toolbar__title strong{font-size:.72rem;max-width:42vw}
  .document-toolbar button{padding:.38rem .5rem;font-size:.62rem}#page-counter{min-width:3.7rem;font-size:.58rem}
  .document-stage{padding:20px 12px 80px;gap:18px}.site-home-return{left:.65rem;top:.55rem;padding:.48rem .62rem;font-size:.66rem}
}

@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{transition:none!important;animation:none!important}}
@media print{
  @page{size:Letter;margin:0}
  html,body{background:#fff}.document-toolbar,.site-home-return,.skip-link{display:none!important}.document-stage{display:block;padding:0;overflow:visible}.page-shell{width:816px!important;height:1056px!important;break-after:page;margin:0}.doc-page{position:relative;transform:none!important;box-shadow:none}.page-shell:last-child{break-after:auto}
}
:focus-visible{outline:3px solid #f97316;outline-offset:3px}