@font-face {
  font-family: "Inter";
  font-style: normal;
  font-weight: 100 900;
  font-display: swap;
  src: url("./assets/fonts/inter-variable.woff2") format("woff2");
}

:root {
  --canvas: #0b1117;
  --panel: #141e26;
  --panel-2: #18242c;
  --panel-3: #0f171e;
  --ink: #f4f0e8;
  --ink-soft: #cbd3d3;
  --muted: #8b9aa3;
  --rule: #2b3941;
  --rule-strong: #43535d;
  --lime: #cbd98a;
  --cyan: #87e7fa;
  --coral: #ff9467;
  --green: #9bd78e;
  --max: 1280px;
  --sans: Inter, ui-sans-serif, system-ui, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; color: var(--ink); background: var(--canvas); font: 400 16px/1.55 var(--sans); }
::selection { color: var(--canvas); background: var(--lime); }
a { color: inherit; }
a:hover { color: var(--cyan); }
button, input, select { font: inherit; }
button { cursor: pointer; }
img { max-width: 100%; }

.section-wrap { width: min(var(--max), calc(100% - 64px)); margin-inline: auto; }
.skip-link { position: absolute; top: -4rem; left: 1rem; z-index: 50; padding: .65rem .9rem; color: var(--canvas); background: var(--lime); font-weight: 800; }
.skip-link:focus { top: 1rem; }
.site-shell { overflow: clip; }

.site-header { display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; gap: 2rem; width: min(var(--max), calc(100% - 64px)); min-height: 78px; margin-inline: auto; border-bottom: 1px solid var(--rule-strong); }
.brand { display: inline-flex; flex-direction: row; align-items: center; gap: .65rem; width: max-content; color: var(--ink); text-decoration: none; }
.brand-logo { display: block; flex: 0 0 auto; width: 196px; height: auto; aspect-ratio: 3 / 1; object-fit: contain; }
.brand-mark { display: block; flex: 0 0 auto; width: 48px; height: 48px; object-fit: contain; }
.brand-copy-new { display: grid; gap: .25rem; }
.brand-wordmark { color: var(--ink); font-size: 1.16rem; font-weight: 850; letter-spacing: -.065em; line-height: 1; }
.brand-tagline { color: var(--muted); font-size: .62rem; line-height: 1; }
.brand:hover .brand-wordmark { color: var(--lime); }
.brand-glyph { display: block; flex: 0 0 auto; width: 48px; height: 48px; background: url("./assets/brand-mark-v2.png") center / contain no-repeat; }
.brand-glyph i { display: none; }
.brand-copy { display: inline-flex; align-items: baseline; gap: .35rem; line-height: 1; }
.brand-copy small { color: var(--ink); font-size: 1rem; font-weight: 800; letter-spacing: -.05em; }
.brand-copy strong { font-size: 1.24rem; letter-spacing: -.07em; }
.brand-copy span { display: none; }
.main-nav { display: flex; justify-content: center; gap: clamp(1.25rem, 3vw, 2.75rem); }
.main-nav a, .header-link { color: var(--ink-soft); font-size: .78rem; font-weight: 650; text-decoration: none; }
.main-nav a:hover, .header-link:hover { color: var(--lime); }
.header-tools { display: flex; align-items: center; justify-content: flex-end; gap: 1.15rem; }
.age-badge { color: var(--coral); font-size: .72rem; font-weight: 800; }
.header-link { color: var(--muted); }
.header-status { justify-self: end; color: var(--muted); font-size: .7rem; }
.header-status b { display: inline-block; width: 6px; height: 6px; margin-right: .35rem; border-radius: 50%; background: var(--green); }

.section-kicker, .eyebrow { margin: 0 0 .75rem; color: var(--coral); font-size: .7rem; font-weight: 800; letter-spacing: .1em; line-height: 1.2; text-transform: uppercase; }
.eyebrow::before, .eyebrow-line { display: none; }
h1, h2, h3, p { margin-top: 0; }
h1, h2, h3 { line-height: 1.08; }
h1, h2 { font-family: var(--sans); font-weight: 800; letter-spacing: -.06em; }
h1 { max-width: 760px; margin-bottom: 1rem; color: var(--ink); font-size: clamp(3.5rem, 6.4vw, 6.25rem); line-height: .93; }
h1 span { color: var(--lime); }
h2 { margin-bottom: .7rem; color: var(--ink); font-size: clamp(2.1rem, 4vw, 3.5rem); }
h3 { margin-bottom: .4rem; font-size: 1.08rem; }

.hero { display: grid; grid-template-columns: minmax(0, 7fr) minmax(300px, 5fr); gap: clamp(3rem, 6vw, 7rem); padding-top: clamp(3rem, 5vw, 4.8rem); padding-bottom: clamp(2.8rem, 4.5vw, 4rem); border-bottom: 1px solid var(--rule-strong); }
.hero-copy { max-width: 800px; }
.hero-deck { max-width: 680px; margin-bottom: 0; color: var(--ink-soft); font-size: 1.04rem; line-height: 1.6; }
.hero-actions { display: flex; align-items: center; gap: 1rem; margin-top: 1.7rem; }
.hero-note { color: var(--muted); font-size: .74rem; }
.hero-aside { align-self: center; }
.route-board { padding: 1rem; border: 1px solid var(--rule-strong); background: var(--panel); }
.route-board-head { display: flex; justify-content: space-between; gap: 1rem; padding-bottom: .75rem; border-bottom: 1px solid var(--rule); color: var(--ink-soft); font-size: .72rem; font-weight: 750; }
.route-board-head span:last-child { color: var(--muted); font-weight: 500; }
.route-path { display: grid; grid-template-columns: 1fr 1fr; }
.route-step { display: grid; gap: .28rem; min-height: 104px; padding: 1rem .8rem .8rem 0; border-bottom: 1px solid var(--rule); }
.route-step:nth-child(odd) { padding-right: 1rem; border-right: 1px solid var(--rule); }
.route-step:nth-child(even) { padding-left: 1rem; }
.route-step:nth-child(n+3) { border-bottom: 0; padding-top: 1.15rem; }
.route-step b { color: var(--coral); font-size: .68rem; font-weight: 800; }
.route-step strong { color: var(--ink); font-size: .95rem; }
.route-step span { color: var(--muted); font-size: .68rem; }
.route-board-foot { margin: .85rem 0 0; padding-top: .8rem; border-top: 1px solid var(--rule); color: var(--muted); font-size: .72rem; }
.button { display: inline-flex; align-items: center; justify-content: center; gap: .45rem; min-height: 40px; padding: .45rem .8rem; border: 1px solid var(--lime); border-radius: 2px; font-size: .75rem; font-weight: 800; text-decoration: none; }
.button-primary { color: var(--canvas); background: var(--lime); }
.button-primary:hover { color: var(--canvas); border-color: var(--cyan); background: var(--cyan); }
.button-outline { color: var(--ink); border-color: var(--rule-strong); background: transparent; }
.button-outline:hover { color: var(--canvas); border-color: var(--lime); background: var(--lime); }
.text-link { color: var(--cyan); font-size: .76rem; font-weight: 700; text-decoration: none; }
.text-link:hover { color: var(--lime); }

.status-strip { display: grid; grid-template-columns: repeat(4, 1fr); border-bottom: 1px solid var(--rule-strong); }
.status-strip > div { display: grid; gap: .2rem; padding: 1rem 1.2rem 1.1rem 0; border-right: 1px solid var(--rule); }
.status-strip > div + div { padding-left: 1.2rem; }
.status-strip > div:last-child { border-right: 0; }
.status-strip strong { color: var(--lime); font-size: 1rem; letter-spacing: -.03em; }
.status-strip span { color: var(--muted); font-size: .7rem; }

.compare-section { padding: clamp(3.4rem, 5vw, 5rem) 0 clamp(4rem, 7vw, 6.5rem); background: var(--canvas); }
.compare-heading { display: grid; grid-template-columns: minmax(0, 1fr) 330px; gap: 3rem; align-items: end; padding-bottom: 1.5rem; }
.compare-heading h2 { max-width: 680px; margin-bottom: 0; }
.section-note { max-width: 360px; margin: 0 0 .15rem; color: var(--muted); font-size: .8rem; line-height: 1.58; }
.compare-layout { display: grid; grid-template-columns: 190px minmax(0, 1fr); gap: clamp(2rem, 5vw, 4rem); padding-top: 1.35rem; border-top: 1px solid var(--rule-strong); }
.filter-rail { padding-right: 1.35rem; border-right: 1px solid var(--rule); }
.mode-control { display: grid; gap: .5rem; }
.filter-label, .search-box span, .sort-box span { margin: 0; color: var(--muted); font-size: .72rem; font-weight: 750; }
.mode-tabs { display: grid; gap: .1rem; }
.mode-tab { min-height: 32px; padding: .3rem .2rem .3rem .7rem; border: 0; border-left: 2px solid transparent; border-radius: 0; color: var(--ink-soft); background: transparent; font-size: .78rem; font-weight: 650; text-align: left; }
.mode-tab:hover { color: var(--cyan); background: rgba(135, 231, 250, .06); }
.mode-tab.is-active { color: var(--lime); border-left-color: var(--lime); background: transparent; }
.search-box, .sort-box { display: grid; gap: .35rem; margin-top: 1.7rem; }
.search-box input, .sort-box select { min-width: 0; width: 100%; min-height: 36px; padding: .4rem .55rem; border: 1px solid var(--rule-strong); border-radius: 2px; outline: 0; color: var(--ink); background: var(--panel); font-size: .76rem; }
.search-box input::placeholder { color: var(--muted); }
.search-box input:focus, .sort-box select:focus { border-color: var(--cyan); box-shadow: 0 0 0 2px rgba(135, 231, 250, .14); }
.results-column { min-width: 0; }
.results-tools { display: flex; align-items: end; justify-content: space-between; gap: 1rem; min-height: 36px; border-bottom: 1px solid var(--rule); }
.compare-status { padding: 0 0 .55rem; color: var(--muted); font-size: .72rem; font-weight: 650; }
.results-link { padding-bottom: .55rem; color: var(--cyan); font-size: .72rem; font-weight: 700; text-decoration: none; }
.results-link:hover { color: var(--lime); }
.comparison-header { display: grid; grid-template-columns: minmax(160px, 1.15fr) minmax(200px, 1.55fr) minmax(120px, .95fr) minmax(160px, 1.1fr) 100px; gap: 1.1rem; padding: .8rem .85rem .55rem; border-bottom: 1px solid var(--rule-strong); color: var(--muted); font-size: .68rem; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; }
.comparison-list { border-bottom: 1px solid var(--rule-strong); }
.comparison-card { display: grid; grid-template-columns: minmax(160px, 1.15fr) minmax(200px, 1.55fr) minmax(120px, .95fr) minmax(160px, 1.1fr) 100px; gap: 1.1rem; align-items: start; padding: 1.15rem .85rem; border-bottom: 1px solid var(--rule); border-left: 2px solid transparent; background: var(--panel); }
.comparison-card:nth-child(even) { background: var(--panel-3); }
.comparison-card:last-child { border-bottom: 0; }
.comparison-card:hover { border-left-color: var(--coral); background: var(--panel-2); }
.operator-identity { display: flex; align-items: flex-start; gap: .7rem; min-width: 0; }
.operator-logo { display: grid; flex: 0 0 auto; place-items: center; width: 44px; height: 44px; border-radius: 2px; background: var(--ink); }
.operator-logo img { width: 35px; height: 35px; object-fit: contain; }
.operator-name { margin: .06rem 0 .1rem; color: var(--ink); font-size: 1.06rem; font-weight: 800; letter-spacing: -.035em; }
.operator-domain { display: block; color: var(--muted); font-size: .7rem; }
.operator-date { display: block; margin-top: .2rem; color: var(--muted); font-size: .65rem; }
.operator-fit { display: grid; gap: .4rem; margin: 0; color: var(--ink-soft); font-size: .82rem; line-height: 1.45; }
.operator-watch { color: var(--coral); font-size: .73rem; line-height: 1.4; }
.operator-watch::before { content: "Watch — "; font-weight: 800; }
.mode-list { display: block; color: var(--cyan); line-height: 1.5; }
.mode-chip { color: var(--cyan); font-size: .72rem; }
.mode-chip:not(:last-child)::after { content: " · "; color: var(--muted); }
.evidence-list { display: grid; gap: .3rem; }
.evidence-row { display: flex; justify-content: space-between; gap: .6rem; color: var(--muted); font-size: .7rem; line-height: 1.35; }
.evidence-state { color: var(--ink-soft); font-weight: 750; text-transform: capitalize; white-space: nowrap; }
.evidence-state::before { display: none; }
.evidence-state[data-state="documented"] { color: var(--lime); }
.evidence-state[data-state="partial"] { color: var(--coral); }
.comparison-actions { display: grid; justify-items: start; gap: .35rem; }
.read-link, .visit-link { color: var(--cyan); font-size: .72rem; font-weight: 800; text-decoration: none; }
.visit-link { color: var(--ink-soft); font-weight: 600; }
.read-link:hover, .visit-link:hover { color: var(--lime); }
.partner-note { color: var(--muted); font-size: .62rem; line-height: 1.2; }
.noscript-note, .empty-note, .loading-note { padding: 1rem 0; color: var(--muted); }

.useful-reading, .faq-section { padding-top: clamp(3.5rem, 6vw, 5.5rem); padding-bottom: clamp(3.5rem, 6vw, 5.5rem); }
.useful-reading { border-top: 1px solid var(--rule-strong); background: var(--panel-3); }
.useful-reading.section-wrap { width: 100%; padding-inline: max(32px, calc((100% - var(--max)) / 2)); }
.section-heading { display: grid; grid-template-columns: minmax(0, 1fr) 330px; gap: 3rem; align-items: end; padding-bottom: 1.35rem; }
.section-heading h2 { margin-bottom: 0; }
.reading-grid { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--rule-strong); border-bottom: 1px solid var(--rule-strong); }
.reading-item { position: relative; display: flex; flex-direction: column; min-height: 205px; padding: 1.25rem 1.35rem 1.3rem 0; border-right: 1px solid var(--rule); text-decoration: none; }
.reading-item + .reading-item { padding-left: 1.35rem; }
.reading-item:last-child { border-right: 0; }
.reading-item:hover h3 { color: var(--cyan); }
.reading-number { margin-bottom: 1rem; color: var(--coral); font-size: .7rem; font-weight: 800; }
.reading-type { margin-bottom: .4rem; color: var(--muted); font-size: .68rem; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; }
.reading-item h3 { margin-bottom: .45rem; font-size: 1.12rem; }
.reading-item p { max-width: 270px; margin-bottom: 0; color: var(--ink-soft); font-size: .8rem; line-height: 1.5; }
.reading-arrow { margin-top: auto; color: var(--cyan); font-size: .9rem; font-weight: 800; }
.faq-section { border-top: 1px solid var(--rule); }
.faq-list { border-top: 1px solid var(--rule-strong); }
.faq-list details { border-bottom: 1px solid var(--rule); }
.faq-list summary { display: flex; justify-content: space-between; gap: 1rem; padding: .95rem 0; color: var(--ink); font-size: .9rem; font-weight: 700; cursor: pointer; list-style: none; }
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary::after { color: var(--cyan); content: "+"; font-size: 1rem; font-weight: 400; }
.faq-list details[open] summary::after { content: "−"; }
.faq-list details p { max-width: 760px; padding: 0 2rem .95rem 0; margin-bottom: 0; color: var(--ink-soft); font-size: .8rem; }

.site-footer { border-top: 1px solid var(--rule-strong); color: var(--ink); background: #070c11; }
.footer-inner { display: grid; grid-template-columns: 1.2fr 1fr .8fr; gap: 3rem; padding-top: 2.2rem; padding-bottom: 2.2rem; }
.footer-copy, .age-note { max-width: 320px; margin: 1rem 0 0; color: var(--muted); font-size: .74rem; line-height: 1.6; }
.footer-inner nav { display: flex; flex-wrap: wrap; align-content: start; gap: .5rem .9rem; }
.footer-inner nav a { color: var(--ink-soft); font-size: .72rem; font-weight: 700; text-decoration: none; }
.footer-inner nav a:hover { color: var(--cyan); }
.age-note { margin-top: 0; }
.age-note strong { color: var(--coral); }

.outbound-dialog { width: min(560px, calc(100% - 2rem)); padding: 0; border: 1px solid var(--rule-strong); border-radius: 2px; color: var(--ink); background: var(--panel); }
.outbound-dialog::backdrop { background: rgba(0, 0, 0, .72); }
.outbound-dialog form { position: relative; padding: 1.6rem; }
.outbound-dialog h2 { margin-bottom: .65rem; font-size: 1.85rem; }
.outbound-dialog p:not(.eyebrow) { color: var(--ink-soft); font-size: .82rem; line-height: 1.58; }
.dialog-close { position: absolute; top: .4rem; right: .6rem; border: 0; color: var(--muted); background: transparent; font-size: 1.7rem; }
.dialog-actions { display: flex; justify-content: flex-end; gap: .6rem; margin-top: 1.1rem; }

.page-main { padding: 4.6rem 0 6rem; }
.page-hero { max-width: 820px; padding-bottom: 2.4rem; }
.page-hero h1 { font-size: clamp(3rem, 5vw, 4.8rem); }
.page-hero p:not(.eyebrow) { color: var(--ink-soft); font-size: 1rem; }
.prose-layout { display: grid; grid-template-columns: minmax(0, 1fr) 280px; gap: 4.5rem; align-items: start; }
.prose { max-width: 760px; }
.prose h2 { margin-top: 2.8rem; font-size: 2rem; }
.prose h3 { margin-top: 1.9rem; font-size: 1.15rem; }
.prose p, .prose li { color: var(--ink-soft); font-size: .88rem; line-height: 1.75; }
.prose ul { padding-left: 1.25rem; }
.prose a { color: var(--cyan); }
.prose code { color: var(--lime); }
.fact-table { width: 100%; border-collapse: collapse; margin: 1.4rem 0 2rem; font-size: .78rem; }
.fact-table th, .fact-table td { padding: .7rem; border-bottom: 1px solid var(--rule); text-align: left; vertical-align: top; }
.fact-table th { color: var(--ink); font-size: .66rem; text-transform: uppercase; }
.fact-table td { color: var(--ink-soft); }
.side-card { position: sticky; top: 1.5rem; padding: 1.1rem 0; border-top: 1px solid var(--rule-strong); border-bottom: 1px solid var(--rule); }
.side-card h3 { color: var(--ink); font-size: 1.12rem; }
.side-card p { color: var(--ink-soft); font-size: .78rem; line-height: 1.6; }
.review-grid { display: grid; gap: 1rem; }
.review-profile { padding: 1.2rem 0; border-top: 1px solid var(--rule-strong); }
.review-profile-head { display: flex; align-items: center; gap: 1rem; margin-bottom: 1rem; }
.review-profile-head h2 { margin-bottom: .15rem; font-size: 2rem; }
.review-profile-head p { margin-bottom: 0; color: var(--muted); font-size: .68rem; font-weight: 700; letter-spacing: .04em; text-transform: uppercase; }
.review-profile .profile-summary { max-width: 740px; color: var(--ink-soft); font-size: .86rem; }
.profile-columns { display: grid; grid-template-columns: 1fr 1fr; gap: .9rem; margin-top: 1rem; }
.profile-box { padding: .9rem; border: 1px solid var(--rule); background: var(--panel); }
.profile-box h3 { margin-bottom: .5rem; color: var(--coral); font-size: .66rem; letter-spacing: .08em; text-transform: uppercase; }
.profile-box p { margin-bottom: 0; color: var(--ink-soft); font-size: .78rem; line-height: 1.5; }
.profile-mode-list { display: flex; flex-wrap: wrap; gap: .35rem; margin-top: .6rem; }
.profile-mode-list span { color: var(--cyan); font-size: .7rem; font-weight: 700; }

/* Homepage direction: a compact publication index, not a marketing hero. */
.home-intro { padding-top: 1.8rem; padding-bottom: 2.2rem; border-bottom: 1px solid var(--rule-strong); }
.home-intro-topline { display: flex; justify-content: space-between; gap: 1rem; padding-bottom: .85rem; border-bottom: 1px solid var(--rule); color: var(--muted); font-size: .67rem; font-weight: 750; letter-spacing: .08em; line-height: 1.3; text-transform: uppercase; }
.home-intro-grid { display: grid; grid-template-columns: minmax(0, 1.35fr) minmax(260px, .65fr); gap: clamp(2.5rem, 7vw, 8rem); align-items: end; padding: 1.9rem 0 2.1rem; }
.home-intro-main .section-kicker { margin-bottom: .8rem; }
.home-intro h1 { max-width: 780px; margin-bottom: 0; font-size: clamp(3.3rem, 6.4vw, 5.6rem); line-height: .91; }
.home-intro h1 span { color: var(--coral); }
.home-intro-note { max-width: 370px; padding-left: 1.5rem; border-left: 1px solid var(--rule-strong); }
.home-intro-note p { margin-bottom: 1.2rem; color: var(--ink-soft); font-size: .95rem; line-height: 1.55; }
.home-intro .button-primary { border-color: var(--coral); color: var(--canvas); background: var(--coral); }
.home-intro .button-primary:hover { border-color: var(--cyan); background: var(--cyan); }
.index-ledger { display: grid; grid-template-columns: 150px 180px 180px 1fr; border-top: 1px solid var(--rule-strong); border-bottom: 1px solid var(--rule-strong); }
.index-ledger > div { display: grid; gap: .2rem; padding: .8rem 1rem .85rem 0; border-right: 1px solid var(--rule); }
.index-ledger > div + div { padding-left: 1rem; }
.index-ledger span { color: var(--muted); font-size: .68rem; font-weight: 750; letter-spacing: .04em; text-transform: uppercase; }
.index-ledger strong { color: var(--ink); font-size: 1.35rem; font-weight: 760; letter-spacing: -.06em; line-height: 1; }
.index-ledger p { align-self: center; justify-self: end; max-width: 260px; margin: 0; color: var(--muted); font-size: .72rem; line-height: 1.4; text-align: right; }

.home-page .compare-section { --panel: #f7f4ee; --panel-2: #fffdf8; --panel-3: #ded9cf; --ink: #151b1d; --ink-soft: #3c4749; --muted: #697270; --rule: #c3beb3; --rule-strong: #354043; --lime: #617a42; --cyan: #176d77; --coral: #be5741; padding-top: 0; background: #e9e5dd; color: var(--ink); }
.home-page .compare-heading { padding-top: 2.5rem; padding-bottom: 1.35rem; border-bottom: 1px solid var(--rule-strong); }
.home-page .compare-heading h2 { max-width: 700px; }
.home-page .compare-layout { padding-top: 1.35rem; }
.home-page .operator-logo { border: 1px solid var(--rule); background: var(--panel-2); }
.home-page .comparison-card { box-shadow: inset 0 1px 0 rgba(255,255,255,.65); }

@media (max-width: 820px) {
  .home-intro-grid { grid-template-columns: 1fr; gap: 1.4rem; }
  .home-intro-note { max-width: 540px; padding: 1.2rem 0 0; border-top: 1px solid var(--rule-strong); border-left: 0; }
  .index-ledger { grid-template-columns: repeat(3, 1fr); }
  .index-ledger p { grid-column: 1 / -1; justify-self: start; max-width: none; padding: .8rem 0 0; border-top: 1px solid var(--rule); text-align: left; }
}

@media (max-width: 560px) {
  .home-intro { padding-top: 1.25rem; padding-bottom: 1.65rem; }
  .home-intro-topline { align-items: flex-start; font-size: .6rem; }
  .home-intro-topline span:last-child { max-width: 130px; text-align: right; }
  .home-intro-grid { padding: 1.45rem 0 1.65rem; }
  .home-intro h1 { font-size: clamp(2.8rem, 13vw, 3.8rem); }
  .home-intro-note p { font-size: .9rem; }
  .index-ledger { grid-template-columns: 1fr 1fr; }
  .index-ledger > div:nth-child(3) { padding-left: 0; border-top: 1px solid var(--rule); border-right: 0; }
  .index-ledger p { padding-top: .75rem; }
  .home-page .compare-heading { padding-top: 1.9rem; }
}

/* Comparison desk homepage: restrained hierarchy and a useful first screen. */
.home-intro { padding-top: 1.35rem; padding-bottom: 1.8rem; }
.home-intro-grid { grid-template-columns: minmax(0, 1.2fr) minmax(240px, .8fr); gap: clamp(2rem, 8vw, 9rem); padding: 1.8rem 0 1.55rem; }
.home-intro h1 { max-width: 760px; margin-bottom: 0; font-size: clamp(3.1rem, 6vw, 5.15rem); line-height: .92; }
.home-intro h1 span { color: var(--coral); }
.home-intro-summary { max-width: 650px; margin: 1rem 0 0; color: var(--ink-soft); font-size: 1rem; line-height: 1.55; }
.home-intro-actions { display: flex; align-items: center; gap: 1rem; margin-top: 1.25rem; }
.home-intro-actions > span { color: var(--muted); font-size: .7rem; }
.home-intro .button-primary { border-color: var(--coral); color: var(--canvas); background: var(--coral); }
.home-intro .button-primary:hover { border-color: var(--cyan); background: var(--cyan); }
.home-checks { display: grid; grid-template-columns: 1fr 1fr; align-self: end; gap: 0 1rem; padding-left: 1.35rem; border-left: 1px solid var(--rule-strong); }
.home-checks-title { grid-column: 1 / -1; margin: 0; padding-bottom: .7rem; color: var(--muted); font-size: .7rem; font-weight: 800; letter-spacing: .06em; line-height: 1.3; text-transform: uppercase; }
.home-check { display: grid; grid-template-columns: 23px 1fr; gap: .15rem .45rem; padding: .7rem 0; border-top: 1px solid var(--rule); }
.home-check span { grid-row: span 2; color: var(--coral); font-size: .65rem; font-weight: 850; }
.home-check strong { color: var(--ink); font-size: .8rem; line-height: 1.15; }
.home-check small { color: var(--muted); font-size: .66rem; line-height: 1.35; }
.home-page .index-ledger { grid-template-columns: 150px 180px 180px 1fr; }

@media (max-width: 820px) {
  .home-intro-grid { grid-template-columns: 1fr; gap: 1.3rem; }
  .home-checks { max-width: 560px; padding: 1rem 0 0; border-top: 1px solid var(--rule-strong); border-left: 0; }
}

@media (max-width: 560px) {
  .home-intro { padding-top: 1.2rem; padding-bottom: 1.55rem; }
  .home-intro h1 { font-size: clamp(2.7rem, 12.8vw, 3.7rem); }
  .home-intro-summary { font-size: .92rem; }
  .home-intro-actions { align-items: flex-start; flex-direction: column; gap: .65rem; }
  .home-checks { gap: 0 .8rem; }
  .home-check small { font-size: .62rem; }
  .home-page .index-ledger { grid-template-columns: 1fr 1fr; }
  .home-page .index-ledger > div:nth-child(3) { padding-left: 0; border-top: 1px solid var(--rule); border-right: 0; }
}

@media (max-width: 1080px) {
  .section-wrap, .site-header { width: min(var(--max), calc(100% - 48px)); }
  .comparison-header, .comparison-card { grid-template-columns: minmax(140px, 1.1fr) minmax(170px, 1.4fr) minmax(105px, .85fr) minmax(135px, 1fr) 88px; gap: .75rem; }
}

@media (max-width: 820px) {
  .site-header { grid-template-columns: auto 1fr auto; gap: 1rem; }
  .site-header:not(.section-wrap) { grid-template-columns: 1fr; gap: .25rem; padding-block: .4rem .85rem; }
  .site-header:not(.section-wrap) .main-nav { flex-wrap: wrap; justify-content: flex-start; }
  .site-header:not(.section-wrap) .header-status { display: none; }
  .main-nav { justify-content: flex-end; gap: 1rem; }
  .header-link { display: none; }
  .hero { grid-template-columns: 1fr; gap: 2rem; padding-top: 3.3rem; }
  .hero-aside { max-width: 620px; }
  .compare-heading, .section-heading { grid-template-columns: 1fr; gap: .7rem; }
  .compare-layout { grid-template-columns: 1fr; gap: 1.5rem; }
  .filter-rail { padding: 0 0 1.25rem; border-right: 0; border-bottom: 1px solid var(--rule-strong); }
  .mode-tabs { display: flex; flex-wrap: wrap; gap: .25rem .8rem; }
  .mode-tab { padding: .3rem .1rem; border-left: 0; border-bottom: 2px solid transparent; }
  .mode-tab.is-active { border-bottom-color: var(--lime); }
  .search-box, .sort-box { display: inline-grid; width: calc(50% - .5rem); margin-top: 1.1rem; margin-right: .65rem; vertical-align: top; }
  .sort-box { margin-right: 0; }
  .comparison-header { display: none; }
  .comparison-card { grid-template-columns: minmax(170px, 1fr) minmax(160px, 1.15fr); gap: .8rem 1rem; padding: 1.15rem .8rem; }
  .operator-fit { grid-column: 1 / -1; }
  .mode-list { grid-column: 1; }
  .evidence-list { grid-column: 2; }
  .comparison-actions { grid-column: 1 / -1; display: flex; align-items: center; gap: .65rem; padding-top: .75rem; border-top: 1px solid var(--rule); }
  .status-strip { grid-template-columns: 1fr 1fr; }
  .status-strip > div:nth-child(2) { border-right: 0; }
  .status-strip > div:nth-child(n+3) { border-top: 1px solid var(--rule); }
  .status-strip > div:nth-child(3) { padding-left: 0; }
  .reading-grid { grid-template-columns: 1fr; }
  .reading-item, .reading-item + .reading-item { min-height: 0; padding: 1.15rem 0; border-right: 0; border-bottom: 1px solid var(--rule); }
  .reading-item:last-child { border-bottom: 0; }
  .reading-number { margin-bottom: .6rem; }
  .reading-arrow { position: absolute; top: 1.2rem; right: 0; }
  .footer-inner { grid-template-columns: 1fr 1fr; }
  .age-note { grid-column: 1 / -1; }
  .prose-layout { grid-template-columns: 1fr; gap: 1.8rem; }
  .side-card { position: static; }
  .useful-reading.section-wrap { padding-inline: 24px; }
}

@media (max-width: 560px) {
  .section-wrap, .site-header { width: min(var(--max), calc(100% - 32px)); }
  .site-header { min-height: 68px; }
  .brand-logo { width: 142px; }
  .brand-mark, .brand-glyph { width: 36px; height: 36px; }
  .brand-tagline { font-size: .56rem; }
  .brand-wordmark { font-size: 1rem; }
  .main-nav { gap: .65rem; }
  .main-nav a { font-size: .68rem; }
  .age-badge { display: inline-flex; }
  h1 { font-size: 2.72rem; line-height: .96; }
  h2 { font-size: 2.25rem; }
  .hero { gap: 1.3rem; padding-top: 2.5rem; padding-bottom: 2.25rem; }
  .hero-deck { font-size: .94rem; }
  .hero-actions { align-items: flex-start; flex-direction: column; gap: .7rem; margin-top: 1.25rem; }
  .hero-note { font-size: .7rem; }
  .route-board { padding: .8rem; }
  .route-step { min-height: 92px; padding-top: .8rem; }
  .route-step:nth-child(n+3) { padding-top: .9rem; }
  .status-strip > div { padding-right: .8rem; }
  .status-strip > div + div { padding-left: .8rem; }
  .compare-section { padding-top: 3rem; }
  .compare-heading { padding-bottom: 1.2rem; }
  .search-box, .sort-box { display: grid; width: 100%; margin-right: 0; }
  .results-tools { align-items: start; flex-direction: column; gap: .15rem; padding-top: .7rem; }
  .results-link { padding-bottom: .6rem; }
  .comparison-card { grid-template-columns: 1fr; gap: .65rem; }
  .operator-fit, .mode-list, .evidence-list, .comparison-actions { grid-column: 1; }
  .operator-fit { margin-top: .1rem; }
  .evidence-list { padding-top: .1rem; }
  .comparison-actions { flex-wrap: wrap; }
  .useful-reading.section-wrap { padding-inline: 16px; }
  .footer-inner { grid-template-columns: 1fr; gap: 1.35rem; }
  .age-note { grid-column: auto; }
  .page-main { padding-top: 3rem; }
  .page-hero h1 { font-size: 2.7rem; }
  .profile-columns { grid-template-columns: 1fr; }
  .dialog-actions { flex-direction: column-reverse; }
  .dialog-actions .button { width: 100%; }
}

@media (max-width: 380px) {
  .prose { min-width: 0; }
  .fact-table { table-layout: fixed; overflow-wrap: anywhere; }
  .site-header.section-wrap { grid-template-columns: 1fr auto; gap: .35rem 1rem; padding-block: .4rem .75rem; }
  .site-header.section-wrap .main-nav { grid-column: 1 / -1; grid-row: 2; justify-content: flex-start; }
  .site-header.section-wrap .header-tools { grid-column: 2; grid-row: 1; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition-duration: .01ms !important; animation-duration: .01ms !important; }
}