:root{color-scheme:light;--bg:#fff;--surface:#f7f8fa;--ink:#172333;--muted:#546375;--line:#dce2e8;--blue:#075da8;--selected:#eaf3fc;--note:#f1f7fc;--shadow:0 4px 18px #142e4c0b;font-family:Segoe UI,Inter,Arial,sans-serif;font-size:16px}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);line-height:1.65}html[data-theme=dark]{color-scheme:dark;--bg:#111923;--surface:#17222f;--ink:#edf3fa;--muted:#b3c2d4;--line:#344355;--blue:#8bc5ff;--selected:#1c3652;--note:#192f45;--shadow:none}@media(prefers-color-scheme:dark){html:not([data-theme=light]){color-scheme:dark;--bg:#111923;--surface:#17222f;--ink:#edf3fa;--muted:#b3c2d4;--line:#344355;--blue:#8bc5ff;--selected:#1c3652;--note:#192f45;--shadow:none}}a{color:var(--blue);text-decoration:none}a:hover{text-decoration:underline}button,input,select{font:inherit}button,select{cursor:pointer;border:1px solid var(--line);border-radius:5px;background:var(--bg);color:var(--ink);padding:6px 10px}button:hover{background:var(--selected)}:focus-visible{outline:3px solid var(--blue);outline-offset:3px}.skip-link{position:fixed;top:-80px;left:16px;z-index:100;padding:12px;background:var(--bg)}.skip-link:focus{top:8px}.learn-header{height:70px;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;padding:0 32px;gap:24px}.learn-brand{display:flex;gap:12px;align-items:center;color:var(--ink);font-size:21px;white-space:nowrap}.learn-brand img{object-fit:contain}.learn-brand span{border-left:1px solid var(--line);padding-left:16px;font-weight:400}.learn-header nav{display:flex;gap:26px;font-size:14px}.learn-bar{min-height:48px;background:var(--surface);border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;gap:16px;padding:7px 32px;font-size:13px;color:var(--muted)}.learn-bar>span span{padding:0 9px}.learn-bar label{display:flex;align-items:center;gap:10px}.learn-bar select{font-size:13px;padding:3px 8px}.manual-shell{max-width:1700px;margin:auto;display:grid;grid-template-columns:280px minmax(0,900px) 220px;gap:40px;padding:28px 32px 60px}.contents-panel,.article-outline{position:sticky;top:20px;align-self:start;max-height:calc(100vh - 40px);overflow:auto;scrollbar-width:thin}.contents-panel{font-size:14px;padding-right:6px}.contents-panel label{font-weight:650;display:block;margin:0 0 8px}.search-wrap{position:relative}.search-wrap input{width:100%;border:1px solid #8798ab;border-radius:5px;padding:9px 27px 9px 11px;background:var(--bg);color:var(--ink);font-size:14px}.search-wrap kbd{position:absolute;right:10px;top:10px;color:var(--muted)}#search-count{font-size:12px;color:var(--muted);margin:9px 0 15px}.nav-group{margin-bottom:6px}.nav-group summary{font-weight:650;cursor:pointer;padding:7px 5px}.nav-group ul{list-style:none;margin:0;padding:0 0 5px 12px}.nav-group a{display:block;color:var(--ink);padding:6px 10px;border-left:2px solid transparent;line-height:1.45}.nav-group a[aria-current=page]{background:var(--selected);border-left-color:var(--blue);color:var(--blue);font-weight:600}.nav-group a small{display:block;font-weight:400;color:var(--muted);font-size:12px;margin-top:5px}.contents-footer{font-size:12px;color:var(--muted);padding:16px 8px;border-top:1px solid var(--line)}main{min-width:0}.article-tools{display:flex;align-items:center;justify-content:space-between;gap:12px;color:var(--muted);font-size:12px;flex-wrap:wrap}.article-tools>div{display:flex;gap:6px}.article-tools button{font-size:12px}.manual-intro{padding:28px 0 18px;border-bottom:1px solid var(--line);margin-bottom:26px}.eyebrow{font-size:11px;letter-spacing:1.5px;color:var(--blue);font-weight:700}h1{font-size:38px;letter-spacing:-1px;line-height:1.2;margin:10px 0 12px}.manual-intro p{color:var(--muted);margin:0}.manual-chapter h2{font-size:32px;line-height:1.23;letter-spacing:-.7px;margin:0 0 20px}.manual-chapter h3{font-size:21px;line-height:1.35;margin:32px 0 12px;scroll-margin-top:24px}.manual-chapter p{margin:12px 0}.manual-chapter .lead{font-size:18px;color:var(--muted);margin:0 0 23px}.menu-path,.callout{background:var(--note);border-left:4px solid var(--blue);padding:14px 18px;font-size:14px}.manual-chapter ol,.manual-chapter ul{padding-left:25px}.manual-chapter li{padding-left:5px;margin:12px 0}.manual-chapter strong{font-weight:650}.manual-chapter table{width:100%;border-collapse:collapse;margin:20px 0;font-size:14px}.manual-chapter th{background:var(--surface);text-align:left}.manual-chapter th,.manual-chapter td{padding:13px;border:1px solid var(--line);vertical-align:top}.manual-chapter figure{margin:26px 0}.manual-chapter img{max-width:100%;height:auto;border:1px solid var(--line);border-radius:8px;box-shadow:var(--shadow)}figcaption{font-size:12px;color:var(--muted);line-height:1.5;margin-top:8px}.learning-cards{display:grid;grid-template-columns:1fr 1fr;gap:14px}.learning-cards a{border:1px solid var(--line);border-top:3px solid var(--blue);padding:18px;border-radius:6px;box-shadow:var(--shadow)}.learning-cards strong{display:block;margin-bottom:7px}.learning-cards span{display:block;font-size:14px;color:var(--muted)}.article-outline{border-left:1px solid var(--line);padding:0 0 0 22px;font-size:13px}.article-outline strong{font-size:14px}.article-outline a{display:block;padding:7px 0;line-height:1.5}.outline-help{border-top:1px solid var(--line);margin-top:25px;padding-top:20px}.outline-help strong{display:block;margin-bottom:8px}.chapter-pager{display:flex;justify-content:space-between;gap:20px;border-top:1px solid var(--line);margin-top:40px;padding-top:20px;font-size:14px}.chapter-pager a{max-width:48%}.chapter-pager a:last-child{text-align:right}.article-footer{font-size:13px;color:var(--muted);margin-top:40px}.learn-footer{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;background:var(--surface);padding:25px 32px;border-top:1px solid var(--line);font-size:13px}.learn-footer span{color:var(--muted)}#manual-notice{font-size:13px;color:var(--blue);min-height:0}.mobile-contents{display:none}[hidden]{display:none!important}body.js-ready .manual-chapter{display:none}body.js-ready .manual-chapter.active{display:block}body.js-ready .manual-intro{display:none}body.js-ready.is-welcome .manual-intro{display:block}body.js-ready .manual-chapter.active{margin-top:24px}@media(min-width:1700px){.manual-shell{gap:55px}}@media(max-width:1200px){.manual-shell{grid-template-columns:245px minmax(0,1fr);gap:30px}.article-outline{display:none}}@media(max-width:1024px){.learn-header{height:auto;min-height:64px;padding:14px 18px;flex-wrap:wrap;gap:12px}.learn-brand{font-size:18px}.learn-header nav{font-size:12px;gap:18px}.learn-bar{padding:10px 18px;flex-wrap:wrap}.manual-shell{display:block;padding:18px}.contents-panel{position:static;max-height:none;padding:0;margin-bottom:24px}.mobile-contents{display:block;width:100%;text-align:left;padding:12px}.js-ready #contents-inner{display:none}.js-ready .contents-panel.open #contents-inner{display:block;padding:15px 0;max-height:65vh;overflow:auto}.article-tools{gap:12px}.manual-chapter h2{font-size:28px}h1{font-size:32px}.manual-chapter .lead{font-size:17px}.learning-cards{grid-template-columns:1fr}.manual-chapter table{font-size:12px}.manual-chapter th,.manual-chapter td{padding:8px;overflow-wrap:anywhere}.learn-footer{padding:22px 18px}.chapter-pager{font-size:13px}.manual-chapter ol{padding-left:20px}}@media print{html,body{background:#fff!important;color:#000!important;font-size:11pt;color-scheme:light}.learn-header,.learn-bar,.contents-panel,.article-outline,.article-tools,.manual-intro,.chapter-pager,.learn-footer,.article-footer,#manual-notice,.skip-link{display:none!important}.manual-shell{display:block;padding:0;max-width:none}.manual-chapter{display:none!important}.manual-chapter.active,body.print-all .manual-chapter{display:block!important}.manual-chapter h2{font-size:24pt;break-after:avoid}.manual-chapter h3{font-size:15pt;break-after:avoid}body.print-all .manual-chapter{break-before:page}.manual-chapter p,.manual-chapter .lead,figcaption{color:#222!important}.manual-chapter img{max-height:140mm;object-fit:contain}figure,table{break-inside:avoid}.manual-chapter a{color:#174d7b}.menu-path{background:#f4f7fa!important}.learning-cards{display:block}.learning-cards a{display:block;margin-bottom:12px}.manual-chapter th{background:#f0f0f0;color:#111}.manual-chapter td{color:#111}@page{size:A4;margin:17mm}}

/* Support stays in the desktop right rail; mobile uses a compact action. */
.manual-support-bar{display:flex;align-items:center;justify-content:flex-end;flex-wrap:wrap;gap:8px 22px;padding:9px 32px;background:var(--note);border-bottom:1px solid var(--line);font-size:13px}.manual-support-bar strong{margin-right:auto}.manual-support-card{position:fixed;right:max(24px,calc((100vw - 1700px)/2 + 32px));bottom:24px;width:220px;padding:18px;background:var(--bg);border:1px solid var(--line);border-radius:12px;box-shadow:0 8px 30px #00000012;z-index:20}.support-card-copy>span{font-size:10px;letter-spacing:1px;font-weight:700;color:var(--muted)}.support-card-copy>strong{display:block;font-size:16px;line-height:1.35;margin-top:7px}.support-card-copy p{font-size:13px;line-height:1.5;color:var(--muted);margin:9px 0 14px}.whatsapp-support-button{display:flex;align-items:center;justify-content:center;gap:8px;padding:11px 10px;border-radius:7px;background:#087f4c;color:#fff;font-size:13px;font-weight:650;line-height:1.5}.whatsapp-support-button:hover{background:#06643c;color:#fff;text-decoration:none}.whatsapp-support-button svg{flex:none}.manual-support-card>small{display:block;color:var(--muted);font-size:11px;margin-top:10px;text-align:center}.article-outline{padding-bottom:240px}@media(max-width:1200px){.manual-support-card{width:auto;padding:0;border:0;border-radius:28px;bottom:20px;right:20px}.manual-support-card .support-card-copy{display:none}.whatsapp-support-button{border-radius:28px;padding:12px 17px}.learn-footer{padding-bottom:95px}}@media(max-width:1024px){.manual-support-bar{justify-content:flex-start;padding:10px 18px;gap:6px 16px;font-size:12px}.manual-support-bar strong{width:100%;margin:0}.manual-support-bar a{overflow-wrap:anywhere}.manual-support-card{bottom:max(16px,env(safe-area-inset-bottom));right:16px}.whatsapp-support-button{font-size:12px}}@media print{.manual-support-bar,.manual-support-card{display:none!important}}

.learn-heading{display:flex;align-items:center;gap:18px;flex-wrap:wrap}.manual-views{display:inline-flex;align-items:center;gap:7px;font-size:13px;font-weight:600;color:var(--muted);white-space:nowrap}.manual-views svg{color:var(--blue)}@media(max-width:1024px){.learn-heading{gap:10px}.manual-views{font-size:12px;gap:5px}.learn-brand{gap:8px}.learn-brand span{padding-left:10px}}

.manual-feedback{display:none}.js-ready .manual-feedback{display:flex;align-items:center;flex-wrap:wrap;gap:16px;margin-top:32px;padding:22px;border:1px solid var(--line);border-radius:10px;background:var(--surface)}.manual-feedback>div{flex:1;min-width:180px}.manual-feedback p{font-size:13px;color:var(--muted);margin:4px 0 0}.manual-feedback button{display:flex;gap:9px;align-items:center;color:var(--blue);font-weight:600;min-height:44px;padding:8px 18px}.manual-feedback button[aria-pressed=true]{background:var(--selected)}.manual-feedback button:disabled{cursor:default}.manual-feedback #feedback-message{flex-basis:100%}.manual-feedback #feedback-message:empty{display:none}@media print{.js-ready .manual-feedback{display:none!important}}
.manual-promotion,.manual-partner-promo{margin:36px 0;padding:28px;border:1px solid var(--line);border-radius:16px;background:var(--note)}.js-ready .manual-promotion,.js-ready .manual-partner-promo{display:none}.js-ready.is-welcome .manual-promotion,.js-ready.is-discover .manual-promotion{display:grid}.js-ready.is-welcome .manual-partner-promo,.js-ready.is-discover .manual-partner-promo{display:block}.manual-promotion{grid-template-columns:minmax(0,1fr) 210px;gap:28px}.manual-promotion h2,.manual-partner-promo h2{font-size:28px;line-height:1.25;margin:12px 0}.manual-promotion ul{padding-left:20px}.manual-promotion li{margin:10px 0}.manual-promotion small{display:block;color:var(--muted);font-size:12px;margin-top:14px}.promotion-actions{display:flex;align-items:center;gap:14px;flex-wrap:wrap;margin:22px 0}.manual-cta{display:inline-flex;align-items:center;justify-content:center;background:#075da8;color:white!important;border:0;border-radius:8px;padding:12px 18px;font-weight:600;font-size:14px;min-height:46px;text-decoration:none!important}.manual-cta:hover{background:#05497e}.manual-download-widget{align-self:center;text-align:center;background:var(--bg);border:1px solid var(--line);border-radius:14px;padding:22px 15px}.manual-download-widget h3{font-size:19px;line-height:1.3}.manual-download-widget p{font-size:13px;color:var(--muted)}.play-store-badge{display:inline-flex;gap:11px;align-items:center;text-align:left;background:#090e17;color:#fff!important;border:1px solid #8492a1;border-radius:8px;padding:9px 13px;text-decoration:none!important}.play-store-badge small{color:#fff;margin:0;font-size:9px;letter-spacing:1px}.play-store-badge strong{font-size:20px;font-weight:500;line-height:1.2;display:block}.manual-download-qr{margin-top:18px}.manual-download-qr img{background:#fff;padding:10px;max-width:100%;height:auto}.manual-inline-inquiry{margin-top:26px;display:flex;flex-wrap:wrap;gap:12px;font-size:13px;border:1px solid var(--line);border-radius:8px;padding:16px}.manual-inline-inquiry strong{flex-basis:100%}.inquiry-shell{max-width:1180px;padding:60px 28px;margin:auto;display:grid;grid-template-columns:1fr 1.2fr;gap:50px}.inquiry-intro h1{font-size:40px}.inquiry-panel{background:var(--surface);border:1px solid var(--line);border-radius:16px;padding:28px}.inquiry-panel h2{margin-top:0;font-size:24px;line-height:1.3}.inquiry-panel>p{font-size:13px;color:var(--muted)}.inquiry-fields{display:grid;grid-template-columns:1fr 1fr;gap:16px}.manual-inquiry-form label{display:block;font-size:14px;font-weight:600;margin-bottom:16px}.manual-inquiry-form input:not([type=checkbox]),.manual-inquiry-form textarea{display:block;width:100%;padding:11px 12px;margin-top:7px;border:1px solid var(--line);background:var(--bg);color:var(--ink);border-radius:7px;font:inherit;font-weight:400}.manual-inquiry-form textarea{resize:vertical;min-height:130px}.manual-inquiry-form .inquiry-consent{display:flex;gap:10px;align-items:flex-start;font-weight:400;font-size:13px}.inquiry-consent input{margin-top:5px;flex:none;width:17px;height:17px}.inquiry-privacy{color:var(--muted);font-size:12px}.manual-honeypot{position:absolute;left:-10000px;width:1px;height:1px;overflow:hidden}.inquiry-success h2{margin-top:15px}.manual-inquiry-form button{cursor:pointer}@media(max-width:900px){.manual-promotion{grid-template-columns:1fr}.manual-download-widget{max-width:320px;justify-self:center}.inquiry-shell{grid-template-columns:1fr;gap:25px;padding:30px 20px}}@media(max-width:560px){.inquiry-fields{grid-template-columns:1fr;gap:0}.inquiry-panel{padding:20px}.inquiry-intro h1{font-size:32px}.manual-promotion,.manual-partner-promo{padding:20px}.manual-promotion h2,.manual-partner-promo h2{font-size:25px}.manual-download-qr{display:none}}@media print{.manual-promotion,.manual-partner-promo,.manual-inline-inquiry,.manual-quick-links{display:none!important}}

#article-like-count{font-size:13px;color:var(--muted);white-space:nowrap}

@media print{.manual-promotion,.manual-partner-promo,.manual-inline-inquiry,.manual-quick-links{display:none!important}}
.manual-preferences{display:flex;gap:18px;align-items:center;flex-wrap:wrap}.manual-language-form{margin:0}.manual-mobile-downloads{margin:32px 0;padding:26px;border:1px solid var(--line);border-radius:14px;background:var(--note)}.js-ready .manual-mobile-downloads{display:none}.js-ready.is-mobile-chapter .manual-mobile-downloads{display:block}.manual-mobile-downloads h2{font-size:25px;line-height:1.3;margin:8px 0}.store-widgets{display:flex;flex-wrap:wrap;gap:14px;margin:20px 0}.store-widgets .play-store-badge{min-width:188px}.store-unavailable{opacity:.48;cursor:default}.store-status{font-size:13px;color:var(--muted)}@media(max-width:1024px){.learn-bar{flex-wrap:wrap}.manual-preferences{width:100%;justify-content:space-between;gap:10px}.manual-mobile-downloads{padding:20px}.manual-preferences select{min-height:36px}}@media print{.manual-mobile-downloads,.manual-preferences{display:none!important}}

/* Phone navigation uses the same chapters and links as the desktop manual. */
.mobile-site-menu,.mobile-navigation-actions,#mobile-outline-inner{display:none}
.nav-group-count{float:right;font-size:11px;line-height:20px;min-width:22px;text-align:center;margin-left:8px;color:var(--muted);background:var(--surface);border-radius:6px}
@media(max-width:1024px){
  .learn-header{padding:14px 16px;gap:10px;align-items:center;flex-wrap:nowrap;position:relative}
  .learn-header .desktop-site-nav{display:none}
  .learn-heading{display:grid;gap:3px;flex:1;min-width:0}
  .learn-brand{font-size:17px;gap:7px}.learn-brand img{width:28px;height:28px}.learn-brand span{font-size:15px;padding-left:9px}
  .manual-views{font-size:11px;margin-left:35px;gap:5px}.manual-views svg{width:14px;height:14px}
  .mobile-site-menu{display:block;align-self:flex-start;position:static}
  .mobile-site-menu>summary{display:flex;align-items:center;gap:7px;min-height:44px;padding:8px 11px;list-style:none;border:1px solid var(--line);border-radius:9px;background:var(--surface);font-size:13px;font-weight:650;cursor:pointer}
  .mobile-site-menu>summary::-webkit-details-marker{display:none}
  .mobile-site-menu[open]>summary{background:var(--selected);border-color:var(--blue);color:var(--blue)}
  .learn-header .mobile-site-menu nav{position:absolute;left:12px;right:12px;top:calc(100% - 2px);z-index:40;display:block;max-height:70vh;max-height:70dvh;overflow:auto;overscroll-behavior:contain;padding:10px 16px 16px;background:var(--bg);border:1px solid var(--line);border-radius:12px;box-shadow:0 12px 30px #0003;font-size:14px}
  .mobile-site-menu nav strong{display:block;color:var(--muted);font-size:11px;letter-spacing:.6px;text-transform:uppercase;margin:14px 0 5px}
  .mobile-site-menu nav a{display:block;min-height:44px;padding:11px 0;border-bottom:1px solid var(--line);color:var(--ink);overflow-wrap:anywhere;line-height:1.5}
  .manual-support-bar{display:grid;grid-template-columns:1fr 1fr;padding:0 16px;gap:8px}
  .manual-support-bar>strong,.manual-support-bar>a[href^="mailto:"]{display:none}
  .manual-support-bar>a{display:flex;align-items:center;min-height:44px;font-size:12px;font-weight:600;line-height:1.4}
  .manual-support-bar>a:last-child{justify-content:flex-end}
  .learn-bar{padding:12px 16px}.learn-bar>span{display:none}
  .manual-preferences{display:grid;grid-template-columns:1fr 1fr;gap:14px;width:100%;align-items:end}
  .learn-bar .manual-preferences label{display:flex;flex-direction:column;align-items:stretch;gap:4px;font-size:12px;font-weight:600}
  .manual-preferences select{width:100%;min-height:44px;font-size:16px;background:var(--bg);border-radius:8px;padding:7px 10px}
  .manual-shell{padding:16px;overflow-wrap:break-word}
  .contents-panel{margin:0 0 20px}.mobile-navigation-actions{display:grid;grid-template-columns:1fr 1fr;gap:10px}
  .mobile-contents{display:flex;justify-content:space-between;align-items:center;gap:6px;min-height:48px;font-size:13px;font-weight:650;padding:11px 12px;border-radius:9px;line-height:1.4;background:var(--surface)}
  .menu-chevron{width:7px;height:7px;flex:none;border-right:1.5px solid currentColor;border-bottom:1.5px solid currentColor;transform:rotate(45deg);margin:0 2px 4px 0}
  .mobile-contents[aria-expanded=true]{color:var(--blue);background:var(--selected);border-color:var(--blue)}
  .mobile-contents[aria-expanded=true] .menu-chevron{transform:rotate(225deg);margin-bottom:0}
  .js-ready .contents-panel.open #contents-inner,#mobile-outline-inner:not([hidden]){display:block;padding:16px 12px;margin-top:10px;border:1px solid var(--line);border-radius:10px;max-height:60vh;max-height:60dvh;overflow:auto;overscroll-behavior:contain;background:var(--bg)}
  .search-wrap input{font-size:16px;min-height:44px}.search-wrap kbd{display:none}
  .nav-group{border:1px solid var(--line);border-radius:8px;margin:8px 0;background:var(--surface)}
  .nav-group summary{display:flex;align-items:center;gap:10px;padding:12px;min-height:48px;list-style:none;line-height:1.5;font-size:14px}.nav-group summary::-webkit-details-marker{display:none}
  .nav-group summary>span:first-child{flex:1}.nav-group summary::after{content:'+';font-size:20px;line-height:20px;color:var(--muted)}.nav-group[open] summary::after{content:'−'}
  .nav-group-count{float:none;margin:0;background:var(--bg)}.nav-group ul{padding:0 8px 8px;background:var(--bg);border-radius:0 0 8px 8px}
  .nav-group a{min-height:46px;padding:12px 10px;border-bottom:1px solid var(--line);font-size:14px;line-height:1.5}.nav-group li:last-child a{border-bottom:0}
  #mobile-current-title{display:block;font-size:14px;line-height:1.5;margin-bottom:8px}
  #mobile-article-toc a{display:block;padding:12px 4px;min-height:44px;line-height:1.5;font-size:14px;border-top:1px solid var(--line)}
  .contents-footer{margin-bottom:0}.article-tools{display:block}.article-tools>span{display:block;font-size:12px;margin-bottom:10px}
  .article-tools>div{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:7px}.article-tools button{min-height:44px;font-size:12px;padding:8px 5px;line-height:1.4}
  body.js-ready.is-welcome .manual-intro{display:none}.manual-chapter h2{font-size:26px;line-height:1.3}.manual-chapter h3{font-size:21px;line-height:1.4}.manual-chapter .lead{font-size:16px}
  .manual-chapter p,.manual-chapter li{font-size:16px;line-height:1.75}.menu-path,.callout{padding:12px 14px}
  .chapter-pager{display:grid;grid-template-columns:1fr;gap:10px}.chapter-pager a{display:block;max-width:none;text-align:left!important;padding:12px;border:1px solid var(--line);border-radius:8px;line-height:1.5}
  .manual-inline-inquiry{display:block}.manual-inline-inquiry strong{display:block;margin-bottom:8px}.manual-inline-inquiry>a{display:block;min-height:44px;padding:10px 0;border-top:1px solid var(--line)}
  .manual-support-card{right:12px;bottom:max(12px,env(safe-area-inset-bottom))}.whatsapp-support-button{width:48px;height:48px;padding:12px}.whatsapp-support-button>span{display:none}
  .learn-footer{padding-bottom:82px}
}
@media(max-width:350px){.learn-brand{font-size:15px}.learn-brand span{font-size:13px}.mobile-site-menu>summary{font-size:12px;padding:8px}.mobile-site-menu>summary svg{width:16px}.mobile-contents{font-size:12px;padding:10px 8px}}
@media print{.mobile-site-menu,.mobile-navigation-actions,#mobile-outline-inner{display:none!important}}

/* Native disclosure controls remain available after a menu has opened. */
html{-webkit-text-size-adjust:100%;text-size-adjust:100%}
.menu-open-label,#outline-menu{display:none}
.chapter-menu>summary{list-style:none}
.chapter-menu>summary::-webkit-details-marker{display:none}
.chapter-menu[open]>.mobile-contents .menu-closed-label{display:none}
.chapter-menu[open]>.mobile-contents .menu-open-label{display:inline}
.chapter-menu[open]>.mobile-contents .menu-chevron{transform:rotate(225deg);margin-bottom:0}
@media(min-width:1025px){.chapter-menu>summary{display:none}}
@media(max-width:1024px){
  .contents-panel{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:10px;overflow:visible}
  .chapter-menu{min-width:0;align-self:start}
  #outline-menu{display:block}
  .chapter-menu>.mobile-contents{min-height:50px;display:flex;border:1px solid var(--line);cursor:pointer;-webkit-tap-highlight-color:transparent;user-select:none}
  .chapter-menu[open]>.mobile-contents{background:var(--selected);border-color:var(--blue);color:var(--blue)}
  .chapter-menu[open]>#contents-inner,.chapter-menu[open]>#mobile-outline-inner{display:block;width:calc(200% + 10px);padding:16px 12px;margin-top:10px;border:1px solid var(--line);border-radius:10px;max-height:60vh;max-height:60dvh;overflow-y:auto;overscroll-behavior:contain;-webkit-overflow-scrolling:touch;background:var(--bg)}
  .chapter-menu[open]>#mobile-outline-inner{margin-left:calc(-100% - 10px)}
  .chapter-menu:not([open])>#contents-inner,.chapter-menu:not([open])>#mobile-outline-inner{display:none}
  .manual-preferences,.mobile-navigation-actions{grid-template-columns:minmax(0,1fr) minmax(0,1fr)}
  .manual-preferences>*{min-width:0}.manual-preferences select{min-width:0;max-width:100%;line-height:1.4}
  .manual-shell{padding-left:max(16px,env(safe-area-inset-left));padding-right:max(16px,env(safe-area-inset-right))}
  .manual-inquiry-form input:not([type=checkbox]),.manual-inquiry-form textarea{font-size:16px}
}
@media print{#outline-menu,.chapter-menu>summary{display:none!important}}
.manual-featured-link{display:flex;align-items:center;gap:9px;margin:12px 0 16px;padding:11px 13px;border:1px solid var(--line);border-left:3px solid var(--blue);border-radius:8px;background:var(--selected);color:var(--blue);font-weight:700;text-decoration:none}
.manual-featured-link:hover,.manual-featured-link:focus-visible{border-color:var(--blue);text-decoration:underline}