:root{--accent:#24644f;--accent-soft:#edf6f1;--accent-text:#24644f;--bg:#fff;--text:#1c2926;--muted:#626c68;--border:#e2e8e4;--surface:#f6f8f6;--shadow:0 15px 40px #182e2310;--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light;font-synthesis:none;font-family:Inter,ui-sans-serif,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;font-size:16px}html[data-accent=ocean]{--accent:#245cc5;--accent-soft:#edf3ff;--accent-text:#245cc5}html[data-accent=violet]{--accent:#7042b5;--accent-soft:#f6f0ff;--accent-text:#7042b5}html[data-theme=dark]{--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark;--bg:#131b18;--surface:#1b2520;--text:#eef5ef;--muted:#b0bfb5;--border:#35443b;--accent-soft:#263d31;--accent-text:#a2e3bd;--shadow:none}html[data-theme=dark][data-accent=ocean]{--accent-soft:#1b304e;--accent-text:#a3c6ff}html[data-theme=dark][data-accent=violet]{--accent-soft:#332547;--accent-text:#d4b5ff}*{box-sizing:border-box}body{background:var(--bg);color:var(--text);margin:0;line-height:1.65}a{color:inherit;text-decoration:none}button,input{font:inherit}button,a,input{touch-action:manipulation}a:hover{color:var(--accent-text)}:focus-visible{outline:3px solid var(--accent-text);outline-offset:5px;border-radius:4px}button{cursor:pointer}button:disabled{cursor:wait}.icon{vertical-align:middle;flex-shrink:0}.site-header{border-bottom:1px solid var(--border);justify-content:space-between;align-items:center;max-width:1240px;height:100px;margin:auto;padding:0 36px;display:flex}.brand{letter-spacing:-.7px;overflow-wrap:anywhere;align-items:center;gap:12px;min-width:0;font-size:21px;font-weight:750;display:flex}.brand-mark{background:var(--accent);color:#fff;border-radius:10px;flex-shrink:0;place-items:center;width:36px;height:36px;display:grid}.brand-mark .icon{width:21px;height:21px}.brand-separator{background:var(--border);width:1px;height:24px;margin:0 5px}.help-label{color:var(--muted);letter-spacing:0;white-space:nowrap;font-size:14px;font-weight:450}.site-header nav{align-items:center;gap:20px;font-size:14px;display:flex}.theme-toggle{color:var(--muted);border:1px solid var(--border);background:0 0;border-radius:50%;place-items:center;width:38px;height:38px;display:grid}.theme-toggle .icon{width:18px}.main{max-width:1120px;margin:auto;padding:0 36px}.help-hero{text-align:center;padding:76px 0 54px}.eyebrow{letter-spacing:1.7px;color:var(--accent-text);font-size:12px;font-weight:650}h1,h2,h3,p{margin-top:0}h1{letter-spacing:-1.9px;margin:20px 0 18px;font-size:clamp(32px,4.4vw,52px);font-weight:700;line-height:1.13}.help-hero>p{color:var(--muted);max-width:560px;margin:0 auto 28px;font-size:17px}.search-wrap{text-align:left;max-width:620px;margin:auto;position:relative}.search-box{background:var(--bg);border:1px solid var(--border);height:64px;box-shadow:var(--shadow);border-radius:12px;align-items:center;gap:14px;padding:0 20px;display:flex}.search-box>.icon{color:var(--accent-text);width:21px}.search-box input{width:100%;color:var(--text);background:0 0;border:0;outline:0;min-width:0;height:100%}.search-box:focus-within{outline:2px solid var(--accent-text);outline-offset:3px}.search-box input:focus-visible{outline:0}.search-box input::placeholder{color:var(--muted)}kbd{background:var(--surface);border:1px solid var(--border);color:var(--muted);border-radius:4px;padding:1px 7px;font-size:13px}.popular-searches{color:var(--muted);flex-wrap:wrap;justify-content:center;gap:15px;margin-top:20px;font-size:13px;display:flex}.popular-searches a{border-bottom:1px solid var(--border)}.categories{grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;display:grid}.category-card{border:1px solid var(--border);background:var(--bg);border-radius:14px;padding:27px 25px 20px;transition:transform .18s,box-shadow .18s}.category-card:hover{box-shadow:var(--shadow);border-color:var(--accent-text);transform:translateY(-3px)}.category-icon{background:var(--accent-soft);width:42px;height:42px;color:var(--accent-text);border-radius:12px;flex-shrink:0;place-items:center;display:grid}.category-card h2{letter-spacing:-.35px;margin:19px 0 8px;font-size:17px;line-height:1.3}.category-card p{color:var(--muted);min-height:46px;margin-bottom:20px;font-size:14px}.card-bottom{color:var(--muted);justify-content:space-between;align-items:center;font-size:12px;display:flex}.card-bottom .icon{width:17px;height:17px}.reading{padding:60px 0}.section-heading{justify-content:space-between;align-items:center;gap:12px;margin-bottom:20px;display:flex}.section-heading h2{letter-spacing:-.5px;margin:0;font-size:21px}.section-heading span{color:var(--muted);font-size:13px}.article-list{border:1px solid var(--border);background:var(--bg);border-radius:14px;overflow:hidden}.article-link{align-items:center;gap:16px;padding:20px 23px;font-size:15px;line-height:1.4;display:flex}.article-link:hover{background:var(--surface)}.article-link+.article-link{border-top:1px solid var(--border)}.article-link>.icon:first-child{width:20px;color:var(--muted)}.article-link>.icon:last-child{width:17px;margin-left:auto}.article-link span{font-weight:550}.article-link small{color:var(--muted);margin-top:5px;font-size:13px;font-weight:400;display:block}.contact-strip{border-top:1px solid var(--border);border-bottom:1px solid var(--border);align-items:center;gap:20px;max-width:1048px;margin:0 auto 40px;padding:32px 0;display:flex}.contact-strip h2{margin:0;font-size:17px}.contact-strip p{color:var(--muted);margin:3px 0 0;font-size:14px}.contact-button{border:1px solid var(--border);white-space:nowrap;border-radius:8px;align-items:center;gap:10px;margin-left:auto;padding:10px 15px;font-size:14px;display:flex}.contact-button .icon{width:17px}.site-footer{max-width:1120px;color:var(--muted);justify-content:space-between;gap:18px;margin:0 auto;padding:0 36px 35px;font-size:12px;display:flex}.site-footer a{text-underline-offset:3px;text-decoration:underline}.breadcrumb{color:var(--muted);flex-wrap:wrap;align-items:center;gap:14px;margin:32px 0;font-size:13px;display:flex}.breadcrumb a:hover{text-decoration:underline}.category-heading{max-width:740px;margin:52px auto 32px}.category-heading h1{font-size:40px}.category-heading p{color:var(--muted)}.category-articles{max-width:740px;margin:0 auto 90px}.article-layout{grid-template-columns:180px minmax(0,1fr) 155px;gap:34px;margin:50px 0 75px;display:grid}.topic-nav a{color:var(--muted);align-items:center;gap:9px;padding:10px 0;font-size:13px;display:flex}.topic-nav .icon{width:16px}.topic-nav a[aria-current]{color:var(--accent-text);font-weight:650}.article h1{margin-top:14px;font-size:38px;line-height:1.17}.article-description{color:var(--muted);font-size:18px;line-height:1.5}.article-meta{color:var(--muted);margin:22px 0 27px;font-size:12px}.quick-answer{background:var(--accent-soft);border-left:3px solid var(--accent-text);border-radius:0 10px 10px 0;margin-bottom:38px;padding:20px 23px}.quick-answer strong{color:var(--accent-text);font-size:13px}.quick-answer p{margin:9px 0 0;font-size:15px}.article section{scroll-margin-top:25px}.article section h2{letter-spacing:-.5px;margin:36px 0 14px;font-size:23px}.article section p,.article li{color:var(--text);font-size:16px}.article li{margin-bottom:10px;padding-left:5px}.article ol,.article ul{padding-left:22px}.toc{align-self:start;position:sticky;top:25px}.toc a{color:var(--muted);border-left:1px solid var(--border);padding:7px 0 7px 13px;font-size:12px;line-height:1.55;display:block}.toc a:hover,.toc a[aria-current]{border-color:var(--accent-text);color:var(--accent-text)}.print-button{color:var(--muted);background:0 0;border:none;margin-top:25px;padding:0;font-size:12px}.sample-note{border-top:1px solid var(--border);color:var(--muted);margin-top:40px;padding-top:20px;font-size:12px}.article table{border-collapse:collapse;width:100%;margin:20px 0;font-size:14px}.article th,.article td{border:1px solid var(--border);text-align:left;padding:10px 14px}.article th{background:var(--surface);font-weight:600}.callout{border-left:4px solid var(--accent);background:var(--accent-soft);border-radius:8px;margin:20px 0;padding:14px 18px;font-size:14px;line-height:1.6}.callout-warning{background:#fef3c720;border-left-color:#d97706}.callout-tip{border-left-color:var(--accent);background:var(--accent-soft)}.callout-info{background:#eff6ff20;border-left-color:#3b82f6}.article pre{background:var(--surface);border:1px solid var(--border);border-radius:8px;padding:14px 16px;font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace;font-size:13px;overflow-x:auto}.article code{background:var(--surface);color:var(--accent-text);border-radius:4px;padding:2px 6px;font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace;font-size:13px}.guide-help-strip{border-top:1px solid var(--border);color:var(--muted);align-items:center;gap:10px;margin-top:40px;padding:20px 0 10px;font-size:13px;display:flex}.guide-help-strip a{color:var(--accent-text);font-weight:500}.related{margin-top:40px}.related h2{font-size:19px}.related .article-link{border:1px solid var(--border);border-radius:10px;padding:16px}.search-page{max-width:740px;min-height:60vh;margin:auto;padding:40px 0 70px}.search-page .search-wrap{max-width:none;margin:30px 0}.search-page h1{font-size:42px}.back-link,#search-summary{color:var(--muted);font-size:14px}.instant-results{background:var(--bg);border:1px solid var(--border);box-shadow:var(--shadow);z-index:5;border-radius:12px;position:absolute;top:72px;left:0;right:0;overflow:hidden}.instant-results a{padding:12px 18px;font-size:14px;line-height:1.4;display:block}.instant-results a:hover{background:var(--accent-soft)}.instant-results small{color:var(--muted);margin-top:4px;font-size:12px;display:block}.instant-results p{margin:0;padding:14px 18px;font-size:14px}.sr-only{clip:rect(0, 0, 0, 0);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}.skip-link{z-index:100;background:var(--bg);padding:12px;position:absolute;top:-100px;left:20px}.skip-link:focus{top:10px}@media (max-width:950px){.article-layout{grid-template-columns:140px minmax(0,1fr);gap:28px}.toc{display:none}.contact-strip{margin-left:36px;margin-right:36px}.category-card{padding:22px 19px}.category-card p{min-height:66px}}@media (max-width:650px){.site-header{height:80px;padding:0 22px}.site-header nav>a{display:none}.brand{gap:9px;font-size:19px}.help-label{font-size:12px}.brand-separator{margin:0 2px}.main{padding:0 22px}.help-hero{padding:48px 0 36px}.help-hero h1{font-size:39px}.help-hero>p{font-size:15px}.eyebrow{font-size:11px}.categories{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.category-card{padding:19px 15px}.category-card h2{font-size:15px}.category-card p{min-height:58px;margin-bottom:12px;font-size:12px}.category-icon{width:35px;height:35px}.category-icon .icon{width:20px}.section-heading span{display:none}.reading{padding:40px 0}.article-link{padding:18px 15px;font-size:14px}.article-link small{font-size:12px}.contact-strip{flex-wrap:wrap;gap:14px;margin:0 22px 30px;padding:25px 0}.contact-strip>div{flex:1}.contact-button{margin:0 0 0 49px}.site-footer{flex-direction:column;gap:8px;padding:0 22px 28px}.article-layout{margin-top:35px;display:block}.topic-nav{display:none}.article h1{font-size:34px}.article-description{font-size:17px}.breadcrumb{font-size:12px}.search-page h1{font-size:36px}.search-box{height:58px;padding:0 15px}.search-box kbd{display:none}.category-heading{margin-top:35px}}@media (prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}@media print{header,footer,.contact-strip,.topic-nav,.toc,.breadcrumb,.skip-link,.related{display:none!important}.article-layout{display:block}.main{max-width:none;padding:0}:root{--text:#000;--muted:#333;--bg:#fff;--accent-soft:#f5f5f5}.article h1{font-size:28pt}.article section{break-inside:avoid}.sample-note{font-size:10pt}}