/* SandwichCheck public site — design system from design/HANDOFF.md.
   Light (paper) is the default; dark applies via [data-theme="dark"] on <html>,
   or the OS preference when the viewer hasn't picked one (see theme.js). */

:root {
  color-scheme: light;
  --paper: #F4F1EA; --surface: #FFFFFF;
  --ink: #16181D; --ink-2: #3E4148; --muted: #5A5E66; --faint: #686B72;
  --rule: #D8D2C4; --rule-soft: #E6E1D6;
  --accent: #8A4B12; --attack: #9E2A2B;
  --victim: #F2D49B; --victim-rule: #D9B26A; --on-victim: #16181D;
  --on-ink: #F4F1EA;
  --band: #16181D; --band-text: #F4F1EA; --band-text-2: #C9C5BC; --band-rule: #3A3D44;
  --band-victim: #F2D49B; --band-candidate: #E0A96D;
  --skeleton: #ECE7DC;
  --gain: #2C6A43;

  --serif: "Newsreader", Georgia, serif;
  --sans: "IBM Plex Sans", ui-sans-serif, system-ui, sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
  --radius-sm: 4px; --radius: 6px;
  --gutter: 80px; --section: 88px; --gap: 80px;
}
:root[data-theme="dark"] {
  color-scheme: dark;
  --paper: #141518; --surface: #1C1E22;
  --ink: #ECE8DF; --ink-2: #C8C4BA; --muted: #A3A6AD; --faint: #8E9198;
  --rule: #34363C; --rule-soft: #2A2C31;
  --accent: #E0A060; --attack: #EE7A72;
  --victim: #4A3B1F; --victim-rule: #6B5530; --on-victim: #F4ECDA;
  --on-ink: #141518;
  --band: #0C0D0F; --band-text: #ECE8DF; --band-text-2: #B9B5AC; --band-rule: #2E3035;
  --skeleton: #25272C;
  --gain: #8DBE7A;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    color-scheme: dark;
    --paper: #141518; --surface: #1C1E22;
    --ink: #ECE8DF; --ink-2: #C8C4BA; --muted: #A3A6AD; --faint: #8E9198;
    --rule: #34363C; --rule-soft: #2A2C31;
    --accent: #E0A060; --attack: #EE7A72;
    --victim: #4A3B1F; --victim-rule: #6B5530; --on-victim: #F4ECDA;
    --on-ink: #141518;
    --band: #0C0D0F; --band-text: #ECE8DF; --band-text-2: #B9B5AC; --band-rule: #2E3035;
    --skeleton: #25272C;
  --gain: #8DBE7A;
  }
}

/* Base */
* { box-sizing: border-box; }
[hidden] { display: none !important; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; min-height: 100vh; display: flex; flex-direction: column; background: var(--paper); color: var(--ink); font: 16px/1.55 var(--sans); -webkit-font-smoothing: antialiased; }
main { flex: 1; }
a { color: inherit; text-decoration: none; }
a:hover { color: var(--accent); }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
button { font: inherit; color: inherit; cursor: pointer; }
code, kbd, .mono { font-family: var(--mono); }
.visually-hidden { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.wrap { width: 100%; max-width: calc(1280px + 2 * var(--gutter)); margin-inline: auto; padding-inline: var(--gutter); }
.section { padding-block: var(--section); }
.section.page-top { padding-bottom: 56px; }
.section + .section, .section.ruled { border-top: 1px solid var(--ink); }
.split { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--gap); align-items: start; }
.stack { display: flex; flex-direction: column; gap: 24px; }
.stack.tight { gap: 20px; }
.start { align-self: start; } .center { align-self: center; }
.text-link { font-size: 15px; font-weight: 600; border-bottom: 1px solid currentColor; white-space: nowrap; }
.prose-link { text-decoration: underline; text-decoration-thickness: 1px; text-underline-offset: 3px; }

/* SiteHeader */
.site-header { border-bottom: 1px solid var(--rule); }
.site-header .wrap { min-height: 76px; display: flex; align-items: center; justify-content: space-between; gap: 32px; }
.wordmark { display: flex; align-items: baseline; gap: 10px; white-space: nowrap; }
.wordmark:hover { color: var(--ink); }
.wordmark b { font: 600 26px/1 var(--serif); letter-spacing: -0.01em; }
.wordmark span { font: 12px var(--mono); color: var(--muted); }
.site-nav { display: flex; align-items: center; gap: 32px; font-size: 15px; }
.site-nav a { white-space: nowrap; padding-bottom: 2px; border-bottom: 2px solid transparent; }
.site-nav a[aria-current="page"] { font-weight: 600; border-bottom-color: var(--ink); }
.site-nav a[aria-current="page"]:hover { color: var(--ink); }
.site-nav .nav-api { font: 13px var(--mono); padding: 8px 12px; border: 1px solid var(--ink); border-radius: var(--radius-sm); }
.site-nav .nav-api[aria-current="page"] { background: var(--ink); color: var(--on-ink); }
.header-actions { display: flex; align-items: center; gap: 20px; }
.theme-toggle { display: inline-flex; align-items: center; gap: 8px; padding: 8px 0; background: none; border: 0; font: 13px var(--mono); color: var(--muted); white-space: nowrap; }
.theme-toggle::before { content: ""; width: 12px; height: 12px; border: 1px solid currentColor; border-radius: 50%; background: linear-gradient(90deg, currentColor 50%, transparent 50%); }
.theme-toggle:hover { color: var(--ink); }

/* SiteFooter */
.site-footer { border-top: 1px solid var(--ink); padding-block: 56px; }
.site-footer .cols { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 48px; align-content: start; }
.site-footer .col { display: flex; flex-direction: column; gap: 12px; font-size: 15px; }
.site-footer .brand { font: 600 22px var(--serif); }
.site-footer .tagline { font-size: 14px; line-height: 1.5; color: var(--muted); }
.site-footer .col-title { font: 12px var(--mono); letter-spacing: 0.06em; text-transform: uppercase; color: var(--muted); }
.site-footer .meta { margin-top: 40px; display: flex; flex-wrap: wrap; gap: 8px 24px; font: 13px var(--mono); color: var(--muted); }
.health::before { content: ""; display: inline-block; width: 8px; height: 8px; margin-right: 8px; border-radius: 50%; background: var(--faint); vertical-align: 1px; }
.health[data-tone="ok"]::before { background: var(--gain); }
.health[data-tone="bad"]::before { background: var(--attack); }

/* Eyebrow, PageHeading, SectionHeading */
.eyebrow { font: 13px var(--mono); letter-spacing: 0.06em; text-transform: uppercase; color: var(--accent); }
.label-caps { font: 13px var(--mono); letter-spacing: 0.06em; text-transform: uppercase; color: var(--muted); }
.page-heading { display: flex; flex-direction: column; gap: 24px; max-width: 900px; }
.page-heading h1, .display { margin: 0; font: 500 clamp(40px, 6vw, 72px)/1.02 var(--serif); letter-spacing: -0.02em; }
.page-heading.compact h1 { font-size: clamp(36px, 5vw, 60px); line-height: 1.05; }
.lead { margin: 0; font-size: 19px; line-height: 1.55; color: var(--ink-2); max-width: 600px; }
.section-heading { display: flex; justify-content: space-between; align-items: end; gap: 24px; margin-bottom: 56px; }
.section-heading h2, h2.h2 { margin: 0; font: 500 clamp(32px, 4vw, 48px)/1.1 var(--serif); letter-spacing: -0.015em; }
h2.h2-small { margin: 0; font: 500 clamp(28px, 3.2vw, 40px)/1.15 var(--serif); letter-spacing: -0.01em; }

[data-after-heading] { margin-top: 72px; }
.related.narrow { max-width: 880px; }

/* Numbered steps (landing + methodology) */
.steps { margin: 0; padding: 0; list-style: none; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 48px; }
.steps li { display: flex; flex-direction: column; gap: 16px; padding-top: 20px; border-top: 1px solid var(--rule); }
.numeral { font: 64px/1 var(--serif); color: var(--accent); }
.steps h3 { margin: 0; font-size: 22px; font-weight: 600; }
.steps p { margin: 0; font-size: 16px; line-height: 1.6; color: var(--ink-2); }

/* RuleList */
.rule-list { margin: 0; padding: 0; list-style: none; display: flex; flex-direction: column; }
.rule-row { display: grid; grid-template-columns: 220px minmax(0, 1fr); gap: 24px; padding: 22px 0; border-top: 1px solid var(--rule); }
.rule-list > :last-child { border-bottom: 1px solid var(--rule); }
.rule-label { font: 14px/1.5 var(--mono); color: var(--muted); overflow-wrap: anywhere; }
.rule-label small { display: block; margin-top: 4px; font-size: 12px; letter-spacing: 0.06em; text-transform: uppercase; color: var(--faint); }
.rule-body { margin: 0; font-size: 16px; line-height: 1.55; min-width: 0; overflow-wrap: anywhere; }
.rule-body p { margin: 0; }
.rule-body p + p, .rule-body .links { margin-top: 8px; }
.links { display: flex; flex-wrap: wrap; gap: 6px 18px; font: 13px var(--mono); }
.links a { border-bottom: 1px solid currentColor; }

/* DefinitionGrid */
.def-grid { margin: 0; display: grid; grid-template-columns: 200px minmax(0, 1fr); row-gap: 14px; column-gap: 24px; font-size: 16px; }
.def-grid dt { font: 14px/1.6 var(--mono); color: var(--muted); }
.def-grid dd { margin: 0; min-width: 0; }
.def-grid dt small { display: block; font-size: 11px; letter-spacing: 0.06em; text-transform: uppercase; color: var(--faint); }
.def-grid dt { overflow-wrap: anywhere; }
.def-grid.ruled { row-gap: 0; }
.def-grid.ruled dt, .def-grid.ruled dd { padding: 16px 0; border-top: 1px solid var(--rule); }

/* NoteCard */
.note-card { margin: 0; padding: 40px; border: 1px solid var(--ink); border-radius: var(--radius); background: var(--surface); display: flex; flex-direction: column; gap: 16px; }
.note-card .quote { margin: 0; font: 30px/1.3 var(--serif); }
.note-card p { margin: 0; font-size: 15px; line-height: 1.6; color: var(--ink-2); }
.note-card ul { margin: 0; padding-left: 20px; color: var(--ink-2); font-size: 15px; line-height: 1.6; }
.note-card li + li { margin-top: 6px; }
.note-card.compact { padding: 24px 28px; }
.note-card.compact .quote { font-size: 24px; }

/* DarkBand */
.dark-band { background: var(--band); color: var(--band-text); }
.dark-band .lead, .dark-band .body-2 { color: var(--band-text-2); }
.dark-band .rule-row { border-color: var(--band-rule); }
.dark-band .rule-list > :last-child { border-bottom-color: var(--band-rule); }
.dark-band .rule-label { color: var(--band-text-2); }
.dark-band .rule-label.high { color: var(--band-victim); }
.dark-band .rule-label.candidate { color: var(--band-candidate); }
.dark-band .eyebrow { color: var(--band-candidate); }
.dark-band a:hover { color: var(--band-victim); }
.dark-band + .section, .section + .dark-band { border-top: 0; }

/* Buttons and form controls */
.btn { display: inline-flex; align-items: center; justify-content: center; height: 48px; padding: 0 24px; border: 1px solid var(--ink); border-radius: var(--radius-sm); background: var(--ink); color: var(--on-ink); font: 600 16px var(--sans); white-space: nowrap; }
.btn:hover { color: var(--on-ink); opacity: .9; }
.btn.outline { background: transparent; color: var(--ink); }
.btn.outline:hover { color: var(--ink); background: var(--surface); }
.btn.small { height: 32px; padding: 0 12px; font: 13px var(--mono); }
.segmented { display: flex; border: 1px solid var(--ink); border-radius: var(--radius-sm); overflow: hidden; }
.segmented button { height: 32px; padding: 0 14px; border: 0; background: transparent; color: var(--ink); font: 13px var(--mono); }
.segmented button[aria-pressed="true"] { background: var(--ink); color: var(--on-ink); }
.input-group { display: flex; background: var(--surface); border: 1.5px solid var(--ink); border-radius: var(--radius); overflow: hidden; }
.input-group:focus-within { outline: 2px solid var(--accent); outline-offset: 2px; }
.input-group input { flex: 1; min-width: 0; height: 60px; padding: 0 18px; border: 0; outline: none; background: transparent; color: var(--ink); font: 16px var(--mono); }
.input-group input::placeholder { color: var(--faint); }
.input-group button { height: 60px; padding: 0 28px; border: 0; background: var(--ink); color: var(--on-ink); font: 600 16px var(--sans); white-space: nowrap; }
.input-group button:disabled { opacity: .6; cursor: progress; }
.form-note { font: 13px/1.5 var(--mono); color: var(--muted); min-height: 20px; }
.form-note.bad { color: var(--attack); }

/* LedgerTable */
.ledger { margin: 0; background: var(--surface); border: 1px solid var(--ink); border-radius: var(--radius); overflow: hidden; font-family: var(--mono); }
.ledger-cap { padding: 16px 22px; display: flex; justify-content: space-between; align-items: baseline; gap: 16px; border-bottom: 1px solid var(--ink); font-size: 13px; }
.ledger-cap span:first-child { font-weight: 500; }
.ledger-cap span + span { color: var(--muted); }
.ledger-row { display: grid; grid-template-columns: 64px minmax(0, 1fr) 150px; gap: 0 12px; align-items: center; padding: 18px 22px; border-bottom: 1px solid var(--rule-soft); font-size: 14px; }
.ledger-row.head { padding-block: 10px; font-size: 11px; letter-spacing: 0.06em; text-transform: uppercase; color: var(--muted); }
.ledger-row.context { padding-block: 16px; color: var(--faint); }
.ledger-row.attack > :first-child, .ledger-row.attack > :last-child { color: var(--attack); font-weight: 500; }
.ledger-row.victim { padding-block: 22px; background: var(--victim); color: var(--on-victim); border-bottom-color: var(--victim-rule); }
.ledger-row.victim > :first-child { font-weight: 500; }
.ledger-row.victim > :last-child { font-weight: 600; }
.ledger-row:last-child { border-bottom: 0; }
.tx { display: flex; flex-direction: column; gap: 4px; min-width: 0; }
.tx > * { overflow-wrap: anywhere; }
.tx small { font-size: 12px; color: var(--muted); }
.ledger-row.victim .tx small { color: var(--on-victim); opacity: .8; }
.ledger-row.victim .tx > :first-child { font-weight: 500; }
.tx a { border-bottom: 1px solid currentColor; align-self: start; }
.ledger-bracket { display: flex; }
.ledger-bracket > .rows { flex: 1; min-width: 0; display: flex; flex-direction: column; }
.ledger-bracket::after { content: ""; flex: none; width: 22px; margin: 26px 14px 26px 0; border: 2px solid var(--attack); border-left: 0; border-radius: 0 6px 6px 0; }
.ledger-bracket + .ledger-row, .ledger-bracket:last-child .ledger-row:last-child { border-top: 0; }
.ledger-bracket .rows > .ledger-row:last-child { border-bottom: 1px solid var(--rule-soft); }
.ledger-foot { padding: 18px 22px; background: var(--band); color: var(--band-text); display: flex; justify-content: space-between; align-items: center; gap: 16px; font: 15px var(--sans); }
.ledger-gap { padding: 6px 22px; border-bottom: 1px solid var(--rule-soft); font-size: 12px; color: var(--faint); text-align: center; letter-spacing: 0.2em; }
.skeleton > span, .skeleton .tx span { display: block; height: 12px; border-radius: 2px; background: var(--skeleton); }
.skeleton .tx span:last-child { width: 60%; }
@media (prefers-reduced-motion: no-preference) { .skeleton span { animation: pulse 1.4s ease-in-out infinite; } }
@keyframes pulse { 50% { opacity: .45; } }

/* GradeBadge */
.grade { display: inline-flex; align-items: center; font: 13px var(--mono); padding: 6px 10px; border: 1px solid currentColor; border-radius: 3px; white-space: nowrap; }
.grade.high { color: var(--attack); }
.grade.candidate { color: var(--accent); }
.grade.none, .grade.neutral { color: var(--muted); }
.ledger-foot .grade.high, .dark-band .grade.high { color: var(--band-victim); }
.ledger-foot .grade.candidate, .dark-band .grade.candidate { color: var(--band-candidate); }
.ledger-foot .grade.none, .ledger-foot .grade.neutral { color: var(--band-text-2); }
.grade.large { font-size: 18px; font-weight: 500; padding: 10px 16px; border-width: 1.5px; border-radius: var(--radius-sm); }

/* CodeBlock */
.code-block { margin: 0; padding: 20px 22px; background: var(--surface); border: 1px solid var(--ink); border-radius: var(--radius); font: 13.5px/1.6 var(--mono); overflow-x: auto; white-space: pre; tab-size: 2; }
.code-block + .code-block { margin-top: 16px; }
.code-label { display: block; margin: 24px 0 8px; font: 12px var(--mono); letter-spacing: 0.06em; text-transform: uppercase; color: var(--muted); }
code.inline { font-size: .9em; padding: 1px 5px; border: 1px solid var(--rule); border-radius: 3px; background: var(--surface); }

/* Article (Learn) */
.article-layout { display: grid; grid-template-columns: 220px minmax(0, 680px); gap: var(--gap); align-items: start; }
.toc { position: sticky; top: 32px; display: flex; flex-direction: column; gap: 10px; font-size: 14px; }
.toc a { color: var(--muted); }
.toc a:hover { color: var(--accent); }
.prose { font-size: 18px; line-height: 1.7; color: var(--ink-2); }
.prose > :first-child { margin-top: 0; }
.prose h2 { margin: 56px 0 16px; font: 500 34px/1.15 var(--serif); letter-spacing: -0.01em; color: var(--ink); scroll-margin-top: 24px; }
.prose h3 { margin: 32px 0 8px; font-size: 20px; font-weight: 600; color: var(--ink); }
.prose p, .prose ul, .prose ol { margin: 0 0 20px; }
.prose ul, .prose ol { padding-left: 22px; }
.prose li + li { margin-top: 8px; }
.prose strong { color: var(--ink); font-weight: 600; }
.prose a { color: var(--ink); text-decoration: underline; text-underline-offset: 3px; }
.prose a:hover { color: var(--accent); }
.prose figure { margin: 40px 0; }
.prose figcaption.note { margin-top: 12px; font: 13px var(--mono); color: var(--muted); }
.prose .note-card { margin: 32px 0; }
.related { margin-top: 56px; padding-top: 24px; border-top: 1px solid var(--rule); display: flex; flex-wrap: wrap; align-items: center; gap: 16px 28px; font-size: 15px; }
.related a:not(.btn) { border-bottom: 1px solid currentColor; }

/* FAQ */
.faq { margin: 0; padding: 0; list-style: none; max-width: 880px; }
.faq details { border-top: 1px solid var(--rule); }
.faq li:last-child details { border-bottom: 1px solid var(--rule); }
.faq summary { list-style: none; display: flex; justify-content: space-between; gap: 24px; padding: 24px 0; cursor: pointer; font-size: 20px; font-weight: 600; line-height: 1.4; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; flex: none; font: 400 22px/1.2 var(--mono); color: var(--accent); }
.faq details[open] summary::after { content: "−"; }
.faq summary h2 { margin: 0; font: inherit; }
.faq .answer { padding: 0 48px 28px 0; font-size: 17px; line-height: 1.65; color: var(--ink-2); max-width: 720px; }
.faq .answer p { margin: 0; }

/* API docs */
.api-layout { display: grid; grid-template-columns: 240px minmax(0, 1fr); gap: var(--gap); align-items: start; }
.api-nav { position: sticky; top: 32px; display: flex; flex-direction: column; gap: 6px; font: 13px var(--mono); }
.api-nav .label-caps { margin: 18px 0 6px; font-size: 12px; }
.api-nav .label-caps:first-child { margin-top: 0; }
.api-nav a { padding: 4px 0; color: var(--ink-2); overflow-wrap: anywhere; }
.api-nav a:hover { color: var(--accent); }
.endpoint { padding-block: 48px; border-top: 1px solid var(--rule); scroll-margin-top: 16px; }
.endpoint:first-child { padding-top: 0; border-top: 0; }
.endpoint-title { display: flex; flex-wrap: wrap; align-items: baseline; gap: 12px; margin: 0 0 12px; font: 500 20px var(--mono); overflow-wrap: anywhere; }
.method { font: 500 12px var(--mono); padding: 3px 8px; border: 1px solid var(--ink); border-radius: 3px; letter-spacing: 0.06em; }
.method.post { background: var(--ink); color: var(--on-ink); }
.endpoint > p { margin: 0 0 16px; color: var(--ink-2); max-width: 680px; }

/* Analyzer landing + results */
.hero-simple { min-height: calc(100svh - 77px); display: flex; align-items: center; padding-block: 64px 96px; }
.hero-simple .wrap { display: flex; flex-direction: column; align-items: center; gap: 40px; text-align: center; }
.hero-simple h1 { max-width: 960px; }
.hero-form { width: 100%; max-width: 720px; display: flex; flex-direction: column; gap: 12px; text-align: left; }
.hero-form .form-note { text-align: center; }
.hero-simple + .results { border-top: 1px solid var(--ink); }
.results { padding-block: 72px var(--section); border-top: 1px solid var(--ink); }
.result-query { display: flex; flex-wrap: wrap; align-items: center; gap: 12px 20px; margin-bottom: 32px; font: 14px var(--mono); }
.result-query .hash { font-size: 15px; font-weight: 500; overflow-wrap: anywhere; }
.result-query .net { color: var(--muted); }
.verdict { display: flex; flex-direction: column; gap: 20px; }
.verdict .summary { margin: 0; font: 500 clamp(26px, 3vw, 34px)/1.25 var(--serif); max-width: 640px; }
.verdict .facts { margin-top: 8px; }
.result-grid { margin-top: 56px; display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 56px var(--gap); align-items: start; }
.result-grid h2 { margin: 0 0 24px; font: 500 30px var(--serif); }
.result-grid .note-card { margin-top: 40px; }


/* Data tools (internal /dashboard and /swaps) */
.muted { color: var(--muted); } .small { font-size: 13px; }
.ok { color: var(--gain); } .bad { color: var(--attack); } .warn { color: var(--accent); }
.subnav { display: flex; flex-wrap: wrap; align-items: center; gap: 8px 24px; padding-block: 14px; border-bottom: 1px solid var(--rule); font: 13px var(--mono); }
.subnav a { color: var(--muted); padding-bottom: 2px; border-bottom: 2px solid transparent; }
.subnav a[aria-current="page"] { color: var(--ink); border-bottom-color: var(--ink); }
.tool-heading { display: flex; justify-content: space-between; align-items: end; gap: 24px 48px; flex-wrap: wrap; }
.tool-actions { display: flex; flex-direction: column; align-items: flex-end; gap: 10px; }
.tool-actions .row { display: flex; gap: 8px; flex-wrap: wrap; }
.stat-row { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 32px; margin: 56px 0; }
.stat { padding-top: 16px; border-top: 1px solid var(--ink); min-width: 0; }
.stat-value { margin-top: 10px; font: 500 30px/1.1 var(--mono); font-variant-numeric: tabular-nums; overflow-wrap: anywhere; }
.stat-sub { margin-top: 6px; font: 13px var(--mono); color: var(--muted); }
.data-card { background: var(--surface); border: 1px solid var(--ink); border-radius: var(--radius); overflow: hidden; min-width: 0; }
.data-card + .data-card { margin-top: 32px; }
.card-head { padding: 16px 22px; display: flex; justify-content: space-between; align-items: baseline; gap: 16px; border-bottom: 1px solid var(--ink); font: 13px var(--mono); }
.card-head h2 { margin: 0; font: 500 13px var(--mono); }
.card-head a { border-bottom: 1px solid currentColor; }
.card-body { padding: 18px 22px; }
.table-wrap { overflow-x: auto; }
.data-card table { width: 100%; border-collapse: collapse; font: 13.5px var(--mono); font-variant-numeric: tabular-nums; }
.data-card th { padding: 10px 14px; text-align: left; white-space: nowrap; font-size: 11px; font-weight: 400; letter-spacing: 0.06em; text-transform: uppercase; color: var(--muted); border-bottom: 1px solid var(--rule-soft); }
.data-card td { padding: 14px; white-space: nowrap; border-bottom: 1px solid var(--rule-soft); }
.data-card tbody tr:last-child td { border-bottom: 0; }
.data-card th:first-child, .data-card td:first-child { padding-left: 22px; }
.data-card th:last-child, .data-card td:last-child { padding-right: 22px; }
.data-card .num { text-align: right; }
.data-card td a { border-bottom: 1px solid currentColor; }
.empty { padding: 28px 22px; font: 13px var(--mono); color: var(--muted); text-align: center; }
.empty a { color: var(--ink); border-bottom: 1px solid currentColor; }
.badge { display: inline-block; padding: 2px 8px; border: 1px solid currentColor; border-radius: 3px; font: 12px var(--mono); color: var(--muted); white-space: nowrap; }
.badge.success, .badge.confirmed { color: var(--gain); }
.badge.failed { color: var(--attack); }
.badge.attempt, .badge.queued, .badge.pending { color: var(--accent); }
.link-btn { padding: 0; background: none; border: 0; border-bottom: 1px solid currentColor; font: 12px var(--mono); color: var(--accent); }
.input, .select { height: 40px; padding: 0 12px; border: 1px solid var(--ink); border-radius: var(--radius-sm); background: var(--surface); color: var(--ink); font: 14px var(--mono); }
.input::placeholder { color: var(--faint); }
.btn:disabled { opacity: .5; cursor: not-allowed; }
.btn.compact { height: 40px; padding: 0 16px; font-size: 14px; }

/* Responsive */
@media (max-width: 1200px) {
  :root { --gutter: 48px; --gap: 56px; }
  .site-nav { gap: 22px; }
}
@media (max-width: 960px) {
  :root { --gutter: 24px; --section: 64px; --gap: 40px; }
  .split, .result-grid, .article-layout, .api-layout { grid-template-columns: minmax(0, 1fr); }
  .toc, .api-nav { position: static; }
  .hero-simple { min-height: calc(100svh - 130px); }
  .toc { display: none; }
  .api-nav { flex-direction: row; flex-wrap: wrap; gap: 6px 16px; padding-bottom: 24px; border-bottom: 1px solid var(--rule); }
  .api-nav .label-caps { flex-basis: 100%; margin: 8px 0 0; }
  .steps { grid-template-columns: minmax(0, 1fr); gap: 32px; }
  .site-footer .cols { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .stat-row { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 24px; }
  .tool-actions { align-items: flex-start; }
  .site-header .wrap { flex-wrap: wrap; row-gap: 0; padding-block: 16px 0; }
  .theme-toggle .toggle-text { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
  .theme-toggle::before { width: 16px; height: 16px; }
  .header-actions { gap: 14px; }
  .site-nav { order: 3; flex-basis: 100%; overflow-x: auto; gap: 24px; padding: 14px 0; scrollbar-width: none; }
  .site-nav::-webkit-scrollbar { display: none; }
}
@media (max-width: 600px) {
  :root { --gutter: 16px; --section: 56px; }
  body { font-size: 15px; }
  .wordmark span { display: none; }
  .wordmark b { font-size: 22px; }
  .site-header .wrap { flex-wrap: wrap; column-gap: 12px; }
  .header-actions .segmented button { padding: 0 10px; font-size: 12px; }
  .hero-simple { min-height: 0; padding-block: 56px 72px; }
  .hero-simple .wrap { gap: 28px; }
  .lead { font-size: 17px; }
  .section-heading { flex-direction: column; align-items: start; margin-bottom: 36px; }
  .rule-row, .def-grid { grid-template-columns: minmax(0, 1fr); gap: 6px; }
  .def-grid dd { margin-bottom: 10px; }
  .def-grid.ruled dd { padding-top: 0; border-top: 0; }
  .input-group { flex-direction: column; }
  .input-group input { height: 54px; }
  .input-group button { height: 50px; }
  .ledger-cap, .ledger-row, .ledger-foot, .ledger-gap { padding-inline: 14px; }
  .ledger-row { grid-template-columns: 40px minmax(0, 1fr) 76px; gap: 0 8px; font-size: 13px; }
  .ledger-row.head { font-size: 10px; }
  .ledger-bracket::after { width: 10px; margin: 22px 8px 22px 0; }
  .ledger-foot { flex-direction: column; align-items: start; }
  .note-card { padding: 28px 22px; }
  .note-card .quote { font-size: 24px; }
  .faq summary { font-size: 18px; }
  .faq .answer { padding-right: 0; }
  .site-footer .cols { grid-template-columns: minmax(0, 1fr); gap: 32px; }
}
