/* Blocknautica editorial site. Shares the palette of the contract reference (style.css). */
:root{
  color-scheme:light;
  --bg:#f7f8f2;--paper:#fff;--ink:#183d37;--text:#2a423c;--muted:#64726b;
  --line:#dce3da;--rule:#e7ebe2;--green:#245447;--pale:#edf3e8;--orange:#ca663b;
  --mono:ui-monospace,SFMono-Regular,Consolas,monospace;
  font-family:Inter,"Segoe UI",Arial,sans-serif;color:var(--text);background:var(--bg);
  font-synthesis:none;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:90px}
body{margin:0;font-size:16px;line-height:1.6;-webkit-text-size-adjust:100%}
button,input,select,textarea{font:inherit;color:inherit}
button,a{touch-action:manipulation;-webkit-tap-highlight-color:transparent}
button{cursor:pointer;background:none;border:0}
a{color:var(--green);text-underline-offset:3px}
img,svg{max-width:100%}
svg{flex-shrink:0}
:focus-visible{outline:3px solid var(--orange);outline-offset:3px}
h1,h2,h3,h4{color:var(--ink);letter-spacing:-.5px;line-height:1.2;margin:0}
p{margin:0}
.shell{max-width:1240px;margin-inline:auto;padding-inline:44px}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.skip-link{position:absolute;left:20px;top:-100px;z-index:30;background:var(--ink);color:#fff;padding:14px;border-radius:5px;text-decoration:none}
.skip-link:focus{top:12px}
.small{font-size:12px;color:var(--muted);line-height:1.7}
.eyebrow{font:10px/1.5 var(--mono);letter-spacing:1.8px;color:var(--green);margin:0 0 20px;text-transform:uppercase}
.status-dot{display:inline-block;height:6px;width:6px;background:var(--orange);border-radius:50%;vertical-align:middle;margin-right:6px}

/* Header and footer */
.site-header{height:88px;display:flex;align-items:center;gap:48px;border-bottom:1px solid var(--line);background:var(--bg);position:sticky;top:0;z-index:20}
.brand{display:flex;gap:11px;align-items:center;text-decoration:none;color:var(--ink);font-weight:750;font-size:23px;letter-spacing:-1px;white-space:nowrap}
.brand svg{width:31px;height:34px}
.brand-dot{color:var(--orange)}
.site-header nav{display:flex;gap:26px;align-items:center;font-size:13px;margin-left:auto;min-width:0;overflow-x:auto;scrollbar-width:none;-ms-overflow-style:none;padding-block:4px}
.site-header nav::-webkit-scrollbar{display:none}
.site-header{-webkit-mask-image:none}
.site-header nav a{white-space:nowrap;flex-shrink:0}
.site-header nav a{text-decoration:none;color:var(--muted)}
.site-header nav a:hover{color:var(--ink)}
.site-header nav a[aria-current=page]{color:var(--ink);font-weight:650}
.nav-search{display:inline-flex;align-items:center;gap:7px;border:1px solid var(--line);border-radius:6px;padding:8px 12px;background:var(--paper);color:var(--muted)!important}
.nav-search:hover{border-color:#b9c8b6}
.site-footer{border-top:1px solid var(--line);margin-top:76px;padding-block:44px 34px;display:grid;gap:26px}
.footer-top{display:flex;justify-content:space-between;gap:40px;flex-wrap:wrap}
.footer-top p{font-size:13px;color:var(--muted);margin-top:12px;max-width:340px}
.footer-brand{font-size:19px}
.footer-brand svg{width:26px;height:29px}
.footer-links{display:flex;flex-wrap:wrap;gap:24px;font-size:13px;align-items:flex-start}
.footer-links a{color:var(--muted);text-decoration:none}
.footer-links a:hover{color:var(--ink);text-decoration:underline}
.footer-bottom{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;border-top:1px solid var(--rule);padding-top:22px;font:10px var(--mono);letter-spacing:.6px;color:var(--muted)}

/* Buttons and links */
.button{display:inline-flex;align-items:center;justify-content:center;gap:9px;background:var(--ink);color:#fff;text-decoration:none;font-size:14px;font-weight:550;border:1px solid var(--ink);border-radius:6px;padding:13px 22px;min-height:46px}
.button:hover{background:#2c5549;border-color:#2c5549}
.button-outline,.button.secondary{background:var(--paper);color:var(--ink);border-color:#bccbb8}
.button-outline:hover,.button.secondary:hover{background:var(--pale);border-color:#9fb79a}
.button:disabled{opacity:.5;cursor:default}
.text-link{font-size:14px;font-weight:550;color:var(--green);text-decoration:none}
.text-link:hover{text-decoration:underline}

/* Home hero */
.hero{display:grid;grid-template-columns:minmax(0,1fr) 352px;gap:64px;align-items:center;padding-block:72px 58px}
.hero h1{font-size:clamp(40px,4.6vw,62px);letter-spacing:-2.6px;font-weight:560;line-height:1.06}
.hero h1 em{font-style:normal;color:#77857c}
.hero-description{max-width:520px;font-size:17px;line-height:1.75;color:var(--muted);margin-top:24px}
.hero-actions{display:flex;flex-wrap:wrap;gap:22px;align-items:center;margin-top:34px}
.hero-footnote{font:10px var(--mono);letter-spacing:1px;color:var(--muted);margin-top:26px}
.transfer-card{background:var(--paper);border:1px solid var(--line);border-radius:12px;padding:24px;box-shadow:0 3px 18px #1c3a2f0a}
.card-kicker{display:flex;justify-content:space-between;align-items:center;font:9px var(--mono);letter-spacing:1.2px;color:var(--muted)}
.card-kicker span[aria-hidden]{font-size:19px;color:var(--green)}
.transfer-card h2{font-size:27px;font-weight:540;letter-spacing:-1.2px;margin:18px 0 20px}
.transfer-steps{display:grid;gap:4px}
.transfer-steps a{display:flex;align-items:center;gap:14px;text-decoration:none;color:inherit;border:1px solid transparent;border-radius:7px;padding:13px 12px}
.transfer-steps a:hover{background:var(--pale);border-color:#d6e3cd}
.transfer-steps a>span[aria-hidden]{margin-left:auto;color:#8fa088}
.step-count{font:10px var(--mono);color:var(--green);padding-top:2px}
.transfer-steps strong{display:block;font-size:13px;color:var(--ink);font-weight:650;margin-bottom:4px}
.transfer-steps div span{font-size:12px;color:var(--muted);line-height:1.5}
.card-bottom{border-top:1px solid var(--rule);margin-top:18px;padding-top:16px;font:9px var(--mono);letter-spacing:1px;color:var(--muted)}

/* Topic strip */
.topic-strip{border-block:1px solid var(--line);background:var(--paper)}
.topic-strip .shell{display:flex;align-items:center;gap:26px;flex-wrap:wrap;padding-block:17px;font-size:13px}
.topic-strip span{font:9px var(--mono);letter-spacing:1.2px;color:var(--muted);text-transform:uppercase}
.topic-strip a{color:var(--text);text-decoration:none;border-bottom:1px solid transparent;padding-bottom:2px}
.topic-strip a:hover{border-color:var(--orange);color:var(--ink)}

/* Sections */
.section{padding-block:66px}
.section-heading{display:flex;justify-content:space-between;align-items:flex-end;gap:40px;margin-bottom:32px}
.section-heading h2{font-size:clamp(26px,2.8vw,34px);font-weight:520;letter-spacing:-1.3px}
.section-heading>p{font-size:13px;color:var(--muted);line-height:1.8;text-align:right}

/* Guide cards */
.guide-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(272px,1fr));gap:18px}
@media(min-width:900px){.guide-grid-featured{grid-template-columns:repeat(3,minmax(0,1fr))}}
.guide-card{display:flex;flex-direction:column;gap:11px;background:var(--paper);border:1px solid var(--line);border-radius:10px;padding:22px;text-decoration:none;color:inherit}
.guide-card:hover{border-color:#a9c0a2;box-shadow:0 4px 16px #1c3a2f0d}
.guide-card h3{font-size:16px;font-weight:620;letter-spacing:-.4px;line-height:1.35}
.guide-card p{font-size:13px;color:var(--muted);line-height:1.7}
.tag{align-self:flex-start;font:9px var(--mono);letter-spacing:1px;text-transform:uppercase;color:var(--green);background:var(--pale);border-radius:4px;padding:5px 8px}
.card-link{margin-top:auto;padding-top:8px;font-size:12px;font-weight:600;color:var(--green)}
.guide-card:hover .card-link{text-decoration:underline}

/* Tools band and cards */
.tools-band{background:var(--ink);color:#e4ece4}
.tools-band h2,.tools-band .section-heading h2{color:#fff}
.tools-band .eyebrow{color:#9dc0a4}
.tools-band .section-heading>p{color:#b4c5ba}
.tools-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:1px;background:#2f5a4d;border:1px solid #2f5a4d;border-radius:10px;overflow:hidden}
.tool-card{display:block;background:var(--ink);padding:26px 22px;text-decoration:none;color:inherit}
.tool-card:hover{background:#215044}
.tool-number{display:flex;justify-content:space-between;font:10px var(--mono);letter-spacing:1px;color:#8db497;margin-bottom:22px}
.tool-card h3{font-size:15px;font-weight:620;color:#fff;margin-bottom:9px;letter-spacing:-.3px}
.tool-card p{font-size:12.5px;line-height:1.7;color:#adc2b3}
.tools-directory{background:var(--line);border-color:var(--line)}
.tools-directory .tool-card{background:var(--paper)}
.tools-directory .tool-card:hover{background:var(--pale)}
.tools-directory .tool-number{color:var(--green)}
.tools-directory .tool-card h3{color:var(--ink)}
.tools-directory .tool-card p{color:var(--muted)}

/* Reference and promise blocks */
.reference-section{display:grid;grid-template-columns:56px minmax(0,1fr) auto;gap:32px;align-items:center;background:var(--paper);border:1px solid var(--line);border-radius:12px;padding:34px;margin-block:66px;max-width:1152px}
.reference-symbol{color:var(--green)}
.reference-symbol svg{width:52px;height:56px}
.reference-section h2{font-size:26px;font-weight:540;letter-spacing:-1px;margin-bottom:11px}
.reference-section p:last-of-type{font-size:13.5px;color:var(--muted);line-height:1.75;max-width:620px}
.source-promise{padding-block:20px 72px;display:grid;gap:16px;max-width:760px;text-align:center;margin-inline:auto}
.source-promise h2{font-size:clamp(25px,2.6vw,32px);font-weight:520;letter-spacing:-1.2px}
.source-promise p{font-size:15px;color:var(--muted);line-height:1.8}

/* Page intros and breadcrumbs */
.breadcrumbs{display:flex;flex-wrap:wrap;gap:9px;font:10px var(--mono);letter-spacing:.7px;color:var(--muted);padding-block:26px 0}
.breadcrumbs a{color:var(--muted);text-decoration:none}
.breadcrumbs a:hover{color:var(--ink);text-decoration:underline}
.page-intro{padding-block:36px 40px;max-width:760px}
.page-intro h1{font-size:clamp(33px,4vw,50px);font-weight:540;letter-spacing:-2px}
.page-intro>p:not(.eyebrow){font-size:16px;color:var(--muted);line-height:1.8;margin-top:20px;max-width:640px}
.not-found{min-height:46vh;display:grid;align-content:center;justify-items:start;padding-block:60px 90px}

/* Guide library search */
.guide-library{padding-bottom:70px}
.library-search{display:grid;gap:10px;margin-bottom:20px;max-width:620px}
.library-search label{font:10px var(--mono);letter-spacing:1px;text-transform:uppercase;color:var(--muted)}
.library-search>div{display:flex;gap:9px}
.library-search input{flex:1;min-width:0;border:1px solid #b5c3b2;border-radius:6px;background:var(--paper);padding:0 16px;height:48px;font-size:15px;color:var(--ink)}
.library-search input:focus{outline:2px solid var(--green);outline-offset:1px}
.category-filters{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:16px}
.category-filters button{border:1px solid var(--line);background:var(--paper);border-radius:20px;padding:9px 15px;font-size:12.5px;color:var(--muted);min-height:38px}
.category-filters button:hover{border-color:#a9c0a2;color:var(--ink)}
.category-filters button[aria-pressed=true]{background:var(--ink);border-color:var(--ink);color:#fff}
.result-count{font:10px var(--mono);letter-spacing:1px;text-transform:uppercase;color:var(--muted);margin-bottom:20px}
.empty-state{background:var(--paper);border:1px dashed #b9c8b6;border-radius:10px;padding:34px;text-align:center;color:var(--muted);font-size:14px;line-height:1.8}
.empty-state strong{display:block;color:var(--ink);margin-bottom:8px;font-size:16px}

/* Article layout */
.article-header{padding-block:30px 34px;max-width:800px}
.article-header h1{font-size:clamp(30px,3.6vw,45px);font-weight:540;letter-spacing:-1.8px}
.article-lede{font-size:17px;color:var(--muted);line-height:1.8;margin-top:20px}
.article-meta{display:flex;flex-wrap:wrap;gap:18px;margin-top:26px;font:10px var(--mono);letter-spacing:.8px;color:var(--muted);border-top:1px solid var(--rule);padding-top:18px}
.article-layout{display:grid;grid-template-columns:250px minmax(0,1fr);gap:56px;align-items:start;padding-bottom:60px}
.article-toc{position:sticky;top:110px;border-left:1px solid var(--line);padding-left:20px}
.article-toc h2{font:10px var(--mono);letter-spacing:1.2px;text-transform:uppercase;color:var(--muted);font-weight:400;margin-bottom:14px}
.article-toc nav{display:grid;gap:11px}
.article-toc ol{list-style:none;margin:0;padding:0;display:grid;gap:10px}
.article-toc a{font-size:13px;line-height:1.5;color:var(--muted);text-decoration:none;display:block}
.article-toc a:hover{color:var(--ink);text-decoration:underline}
.toc-tool{display:block;margin-top:24px;border:1px solid var(--line);border-radius:8px;background:var(--paper);padding:15px;text-decoration:none;color:var(--ink);font-size:13px;font-weight:600;line-height:1.5}
.toc-tool:hover{border-color:#a9c0a2;background:var(--pale)}
.toc-tool .eyebrow{display:block;margin:0 0 8px;font-size:9px}
.toc-tool strong{display:block;line-height:1.45}
.article-body{max-width:760px}
.article-body h2{font-size:25px;font-weight:560;letter-spacing:-1px;margin-top:48px;scroll-margin-top:100px}
.article-body h3{font-size:17px;font-weight:620;margin-top:30px}
.article-body p{font-size:16px;line-height:1.85;margin-top:18px;color:var(--text)}
.article-body ul,.article-body ol{font-size:16px;line-height:1.85;margin-top:18px;padding-left:22px;display:grid;gap:9px}
.article-body a{color:var(--green)}
.article-body code{font:14px var(--mono);background:var(--pale);border-radius:4px;padding:2px 6px;overflow-wrap:anywhere}
.article-body table,.comparison-table{width:100%;border-collapse:collapse;margin-top:22px;font-size:14px;background:var(--paper);border:1px solid var(--line);border-radius:8px;overflow:hidden}
.article-body th,.article-body td,.comparison-table th,.comparison-table td{text-align:left;padding:13px 15px;border-bottom:1px solid var(--rule);line-height:1.6;vertical-align:top}
.article-body thead th,.comparison-table thead th{background:var(--pale);font:10px var(--mono);letter-spacing:.8px;text-transform:uppercase;color:var(--green)}
.article-body tbody th,.comparison-table tbody th{font-weight:620;color:var(--ink)}
.article-body tr:last-child td,.article-body tr:last-child th{border-bottom:0}
.comparison-table caption{caption-side:top;text-align:left;font-size:12.5px;color:var(--muted);padding-bottom:9px}
.table-scroll{overflow-x:auto;margin-top:18px}
.quick-answer{background:var(--paper);border:1px solid #c3d4bd;border-left:4px solid var(--green);border-radius:8px;padding:24px 26px}
.quick-answer h2{margin-top:0;font-size:12px;font-family:var(--mono);letter-spacing:1.2px;text-transform:uppercase;color:var(--green);font-weight:400}
.quick-answer p{font-size:17px;line-height:1.8;color:var(--ink)}
.checklist{margin-top:48px;background:var(--pale);border:1px solid #d3e2ca;border-radius:10px;padding:26px 28px}
.checklist h2{margin-top:0;font-size:19px}
.checklist ul{list-style:none;padding:0;margin-top:14px;display:grid;gap:11px;font-size:15px;line-height:1.7}
.checklist li{padding-left:28px;position:relative}
.checklist li:before{content:"\2713";position:absolute;left:0;top:0;color:var(--green);font-weight:700}
.inline-tool{display:flex;align-items:center;gap:12px;margin-top:26px;background:var(--paper);border:1px solid var(--line);border-radius:8px;padding:17px 20px;text-decoration:none;color:var(--ink);font-size:14px;font-weight:600}
.inline-tool:hover{border-color:#a9c0a2;background:var(--pale)}
.inline-tool small{display:block;font:9px var(--mono);letter-spacing:1.1px;color:var(--muted);margin-bottom:5px}
.inline-tool strong{display:block;font-size:15px}
.inline-tool span{flex:1}
.callout{background:var(--paper);border:1px solid var(--line);border-left:4px solid var(--orange);border-radius:8px;padding:20px 22px;margin-top:24px;font-size:14px;line-height:1.8;color:var(--muted)}
.callout h2{margin-top:0;font-size:17px;margin-bottom:8px}
.note{font-size:12.5px;color:var(--muted);line-height:1.75;margin-top:16px}
.article-disclosure{font-size:12px;color:var(--muted);line-height:1.8;margin-top:34px;border-top:1px solid var(--rule);padding-top:20px}

/* Sources */
.sources{margin-top:52px;border-top:1px solid var(--line);padding-top:30px;scroll-margin-top:100px}
.sources h2{font-size:12px;font-family:var(--mono);letter-spacing:1.2px;text-transform:uppercase;color:var(--muted);font-weight:400}
.sources ol{margin:18px 0 0;padding-left:20px;display:grid;gap:16px}
.sources li{font-size:14px;line-height:1.6}
.sources li a{font-weight:550}
.sources li p{font-size:12.5px;color:var(--muted);line-height:1.7;margin-top:5px}
.sources .small{margin-top:20px}

/* Related guides */
.related{border-top:1px solid var(--line);padding-block:52px 10px}
.related .section-heading{margin-bottom:24px}
.related .section-heading h2{font-size:26px}
.related-link{font-size:13px;color:var(--muted)}

/* Tool pages */
.tool-page{padding-bottom:20px}
.tool-page>h2{font-size:24px;font-weight:560;letter-spacing:-.9px;margin-top:44px;max-width:760px}
.tool-page>p{font-size:15.5px;line-height:1.85;margin-top:16px;max-width:760px;color:var(--text)}
.tool-page>p.note{font-size:12.5px;color:var(--muted)}
.tool-page code{font:14px var(--mono);background:var(--pale);border-radius:4px;padding:2px 6px;overflow-wrap:anywhere}
.tool-panel{background:var(--paper);border:1px solid var(--line);border-radius:12px;padding:30px;box-shadow:0 3px 18px #1c3a2f08;max-width:900px}
.form-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(248px,1fr));gap:22px}
.field{display:grid;gap:7px;align-content:start;min-width:0}
.field label{font-size:13px;font-weight:600;color:var(--ink)}
.field input,.field select,.field textarea{border:1px solid #b5c3b2;border-radius:6px;background:var(--bg);padding:0 13px;height:46px;font-size:15px;color:var(--ink);min-width:0;width:100%}
.field textarea{height:auto;padding:12px 13px;line-height:1.6}
.field input:focus,.field select:focus{outline:2px solid var(--green);outline-offset:1px}
.field [aria-invalid=true],.field input[aria-invalid=true],.field select[aria-invalid=true]{border-color:var(--orange);background:#fdf4f0}
.field small{font-size:12px;color:var(--muted);line-height:1.6}
.tool-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
.result{margin-top:24px;border:1px solid var(--line);border-left:4px solid #b9c8b6;border-radius:8px;background:var(--bg);padding:22px 24px;font-size:14px;line-height:1.8;color:var(--muted)}
.result h2{font-size:21px;font-weight:600;letter-spacing:-.7px;margin-bottom:10px}
.result p{margin-top:10px}
.result ul{margin:12px 0 0;padding-left:20px;display:grid;gap:8px;color:var(--text)}
.result dl{display:grid;grid-template-columns:auto 1fr;gap:9px 20px;margin:14px 0 0;font-size:14px}
.result dt{color:var(--muted);font-size:12.5px}
.result dd{margin:0;font-family:var(--mono);color:var(--ink);text-align:right}
.result .note{margin-top:16px}
.result a{font-weight:550}
.result[data-status=idle]{color:var(--muted);font-style:italic}
.result[data-status=match],.result[data-status=calculated],.result[data-status=documented]{border-left-color:var(--green);background:#f4f8f0}
.result[data-status=different],.result[data-status=error]{border-left-color:var(--orange);background:#fdf5f1}
.result[data-status=unconfirmed]{border-left-color:#c9a227;background:#fbf8ec}
.result[data-status=match] h2,.result[data-status=calculated] h2,.result[data-status=documented] h2{color:var(--green)}
.tool-after{margin-top:10px;max-width:800px}
.tools-note{max-width:900px;margin-top:34px}

/* Standard pages */
.standard-page{max-width:760px;padding-bottom:40px}
.standard-page .page-intro{padding-bottom:14px}
.standard-page .article-body h2:first-child{margin-top:26px}


/* Ad slots. Reserved height in advance so a filled slot never shifts the page. */
.ad-slot{display:block;margin-block:34px;text-align:center}
.ad-slot .ad-label{display:block;font:9px var(--mono);letter-spacing:1.2px;text-transform:uppercase;color:#93a099;margin-bottom:7px}
.ad-frame{min-height:var(--ad-min,100px);max-height:var(--ad-max,280px);overflow:hidden;display:flex;align-items:center;justify-content:center}
.ad-placeholder{border:1px dashed #c3d0bf;border-radius:8px;background:repeating-linear-gradient(135deg,#f2f5ee,#f2f5ee 9px,#eef2e9 9px,#eef2e9 18px);color:#8c9a8e;font:10px var(--mono);letter-spacing:.6px;height:var(--ad-min,100px)}
.ad-slot[data-ad-state=unfilled]{margin-block:0;min-height:0}
.ad-slot[data-ad-state=unfilled] .ad-frame{min-height:0;height:0}
.ad-slot[data-ad-state=unfilled] .ad-label{display:none}
.article-toc .ad-slot{margin-block:24px 0}
.article-body .ad-slot{margin-block:40px}

/* Network cards and fact grid */
.network-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(232px,1fr));gap:18px}
.network-card{display:flex;flex-direction:column;gap:10px;background:var(--paper);border:1px solid var(--line);border-radius:10px;padding:22px;text-decoration:none;color:inherit}
.network-card:hover{border-color:#a9c0a2;box-shadow:0 4px 16px #1c3a2f0d}
.network-symbol{align-self:flex-start;font:10px var(--mono);letter-spacing:1px;color:#fff;background:var(--chain,#4a6b5c);border-radius:5px;padding:5px 9px}
.network-card h3{font-size:17px;font-weight:620;letter-spacing:-.4px}
.network-card p{font-size:13px;color:var(--muted);line-height:1.7}
.network-header{padding-bottom:22px}
.fact-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(196px,1fr));gap:1px;background:var(--line);border:1px solid var(--line);border-radius:10px;overflow:hidden;margin:0 0 40px}
.fact-grid>div{background:var(--paper);padding:17px 19px}
.fact-grid dt{font:9px var(--mono);letter-spacing:1px;text-transform:uppercase;color:var(--muted);margin-bottom:7px}
.fact-grid dd{margin:0;font-size:13.5px;line-height:1.6;color:var(--ink);font-weight:550}

/* FAQ */
.faq{margin-top:48px;scroll-margin-top:100px}
.faq h2{font-size:25px;font-weight:560;letter-spacing:-1px}
.faq-list{margin-top:18px;border-top:1px solid var(--rule)}
.faq details{border-bottom:1px solid var(--rule)}
.faq summary{cursor:pointer;list-style:none;padding:17px 30px 17px 0;font-size:15.5px;font-weight:600;color:var(--ink);position:relative;line-height:1.5}
.faq summary::-webkit-details-marker{display:none}
.faq summary:after{content:"+";position:absolute;right:4px;top:15px;font-size:20px;font-weight:400;color:var(--green)}
.faq details[open] summary:after{content:"‘2"}
.faq summary:hover{color:var(--green)}
.faq details>div{padding:0 0 18px}
.faq details p{font-size:15px;line-height:1.8;color:var(--text);margin-top:0}
.faq details p+p{margin-top:14px}

/* Partner links and disclosure */
.partner-link{font-weight:550;white-space:normal}
.partner-flag{display:inline-block;font:8px var(--mono);letter-spacing:.8px;text-transform:uppercase;color:var(--muted);background:var(--pale);border-radius:3px;padding:3px 5px;margin-left:6px;vertical-align:middle}
.disclosure-note{border-left-color:var(--green);margin-top:0;margin-bottom:8px;font-size:13px}
.disclosure-note p{margin:0}
.article-meta a{color:var(--muted)}
.related-links{margin-top:34px;display:grid;gap:10px}
.related-links h2{font-size:12px;font-family:var(--mono);letter-spacing:1.2px;text-transform:uppercase;color:var(--muted);font-weight:400}
.related-link{display:block;font-size:14px;color:var(--green);text-decoration:none}
.related-link:hover{text-decoration:underline}


/* Error reference pages */
.error-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(288px,1fr));gap:18px}
.error-card{display:flex;flex-direction:column;gap:10px;background:var(--paper);border:1px solid var(--line);border-left:3px solid var(--orange);border-radius:10px;padding:20px 22px;text-decoration:none;color:inherit}
.error-card:hover{border-color:#a9c0a2;border-left-color:var(--orange);box-shadow:0 4px 16px #1c3a2f0d}
.error-card code{align-self:flex-start;font:11px var(--mono);color:#8a4527;background:#fbf0ea;border-radius:4px;padding:5px 8px;overflow-wrap:anywhere}
.error-card h3{font-size:15.5px;font-weight:620;letter-spacing:-.3px;line-height:1.35}
.error-card p{font-size:13px;color:var(--muted);line-height:1.7}
.error-banner{margin:4px 0 18px}
.error-banner code{display:inline-block;font:clamp(13px,1.6vw,17px)/1.5 var(--mono);color:#8a4527;background:#fbf0ea;border:1px solid #f0dbd0;border-radius:6px;padding:10px 15px;overflow-wrap:anywhere}
.cause-list{display:grid;gap:22px;margin-top:22px}
.cause{display:flex;gap:18px;align-items:flex-start}
.cause-number{font:10px var(--mono);color:var(--green);padding-top:5px;flex-shrink:0}
.cause h3{font-size:16px;font-weight:620;margin-bottom:2px}
.cause p{font-size:15px;line-height:1.8;margin-top:10px;color:var(--text)}
#fix ol{margin:16px 0 0;padding-left:22px;display:grid;gap:11px;font-size:15px;line-height:1.75}
#fix li::marker{color:var(--green);font-weight:650}

/* Address checker findings */
.findings{list-style:none;padding:0;margin:14px 0 0;display:grid;gap:10px}
.findings li{font-size:14px;line-height:1.7;padding-left:16px;border-left:2px solid var(--line);color:var(--text)}
.findings li strong{display:inline-block;font:9px var(--mono);letter-spacing:.9px;text-transform:uppercase;margin-right:7px;vertical-align:1px}
.findings li[data-level=ok]{border-left-color:#5a8050}
.findings li[data-level=ok] strong{color:#3c6b41}
.findings li[data-level=warning]{border-left-color:#c9a227}
.findings li[data-level=warning] strong{color:#8a6f12}
.findings li[data-level=error]{border-left-color:var(--orange)}
.findings li[data-level=error] strong{color:#a5492a}
.findings li[data-level=info] strong{color:var(--muted)}
.result[data-status=pending]{border-left-color:#c9a227;background:#fbf8ec}
.numeric{font-family:var(--mono);font-size:13px;overflow-wrap:anywhere}
.comparison-table tr[data-current=true]{background:var(--pale)}
.comparison-table tr[data-current=true] th{color:var(--green)}


/* Server-rendered registry table on the contract reference */
.static-registry{padding:26px 30px}
.static-registry h3{font-size:19px;font-weight:620;letter-spacing:-.5px}
.static-registry>p{font-size:13px;color:var(--muted);line-height:1.7;margin-top:9px}
.static-registry code{font:11.5px var(--mono);overflow-wrap:anywhere}
.static-registry .note{margin-top:14px}

/* Responsive */
@media(max-width:1080px){
  .shell{padding-inline:30px}
  .hero{grid-template-columns:minmax(0,1fr) 300px;gap:40px}
  .article-layout{grid-template-columns:210px minmax(0,1fr);gap:36px}
  .reference-section{grid-template-columns:48px minmax(0,1fr);gap:24px;row-gap:22px}
  .reference-symbol svg{width:44px;height:48px}
  .reference-section>a{grid-column:2}
}
@media(max-width:860px){
  .site-header{height:74px;gap:18px}
  .site-header{gap:14px}
  .site-header nav{gap:16px;font-size:12px}
  .hero{grid-template-columns:minmax(0,1fr);padding-block:46px 40px;gap:34px}
  .section{padding-block:50px}
  .section-heading{flex-direction:column;align-items:flex-start;gap:16px}
  .section-heading>p{text-align:left}
  .article-layout{grid-template-columns:minmax(0,1fr);gap:0}
  .article-toc{position:static;border-left:0;border-top:1px solid var(--line);padding:20px 0 26px;margin-bottom:10px}
  .article-toc ol{grid-template-columns:repeat(auto-fit,minmax(200px,1fr))}
  .tool-panel{padding:22px}
  .reference-section{margin-block:46px;padding:26px}
}
@media(max-width:600px){
  .shell{padding-inline:18px}
  body{font-size:15px}
  .brand{font-size:19px}
  .brand svg{width:26px;height:29px}
  .site-header{gap:10px}
  .site-header nav{gap:14px;font-size:11px;justify-content:flex-start}
  .nav-search{display:none}
  .hero h1{letter-spacing:-1.6px}
  .hero-description{font-size:15px}
  .hero-actions{gap:14px}
  .hero-actions .button{width:100%}
  .transfer-card{padding:19px}
  .topic-strip .shell{gap:14px;font-size:12px}
  .guide-grid{grid-template-columns:minmax(0,1fr)}
  .tools-grid{grid-template-columns:minmax(0,1fr)}
  .reference-section{grid-template-columns:minmax(0,1fr);text-align:left}
  .reference-section>a{grid-column:1;justify-content:center}
  .source-promise{text-align:left;padding-bottom:50px}
  .article-body p,.article-body ul,.article-body ol{font-size:15px}
  .article-body h2{font-size:22px;margin-top:38px}
  .quick-answer,.checklist{padding:20px}
  .quick-answer p{font-size:15.5px}
  .article-body table,.comparison-table{font-size:13px}
  .article-body th,.article-body td{padding:11px 12px}
  .result dl{grid-template-columns:minmax(0,1fr);gap:4px 0}
  .result dd{text-align:left}
  .library-search>div{flex-direction:column}
  .library-search input{flex:none}
  .library-search .button{width:100%}
  .footer-top{flex-direction:column;gap:24px}
  .network-grid{grid-template-columns:minmax(0,1fr)}
  .error-grid{grid-template-columns:minmax(0,1fr)}
  .cause{gap:12px}
  .cause p{font-size:14.5px}
  .fact-grid{grid-template-columns:minmax(0,1fr)}
  .faq h2{font-size:22px}
  .faq summary{font-size:14.5px}
}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}