/*
Theme Name: Dvisight
Theme URI: https://dvisight.tech/
Author: Dvisight
Description: A quiet editorial WordPress theme for Dvisight. Built around architecture questions, thinking, and After the Diagram.
Version: 1.2.1
Requires at least: 6.0
Requires PHP: 8.0
Text Domain: dvisight
*/

:root {
  --ink: #1b1d1a;
  --ink-soft: #3e413b;
  --muted: #62665e;
  --line: #d5d6cc;
  --line-strong: #aeb1a6;
  --paper: #f6f6f0;
  --paper-deep: #ecece4;
  --focus: #315e56;
  --system: #345d78;
  --evidence: #3f6d56;
  --assumption: #9a6d32;
  --risk: #9a4b43;
  --serif: Georgia, "Times New Roman", Times, serif;
  --sans: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --mono: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
  --content: 43rem;
  --dvisight-article-prose-width: 45rem;
  --site-header-height: 5.25rem;
  --max: 74rem;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--paper); color: var(--ink); font-family: var(--sans); font-size: 1rem; line-height: 1.7; text-rendering: optimizeLegibility; }
a { color: inherit; text-decoration-thickness: 1px; text-underline-offset: .18em; }
a:hover { text-decoration: underline; }
a:focus-visible { outline: 2px solid var(--focus); outline-offset: 4px; text-decoration: none; }
img { display: block; max-width: 100%; height: auto; }
.site { min-height: 100vh; overflow: clip; }
.container { width: min(var(--max), calc(100% - 4rem)); margin-inline: auto; }

.skip-link { position: fixed; top: .75rem; left: .75rem; z-index: 100; padding: .65rem .85rem; background: var(--ink); color: var(--paper); transform: translateY(-170%); }
.skip-link:focus { transform: translateY(0); }

.site-header { position: sticky; top: 0; z-index: 20; border-bottom: 1px solid var(--line); background: rgba(246, 246, 240, .97); }
.header-inner { display: flex; align-items: center; justify-content: space-between; min-height: 5.25rem; gap: 2rem; }
.brand { display: inline-block; flex: none; font-size: 1.1rem; font-weight: 750; letter-spacing: -.055em; line-height: 1; text-decoration: none; }
.brand small { display: block; margin-top: .45rem; color: var(--muted); font-family: var(--mono); font-size: .61rem; font-weight: 400; letter-spacing: .1em; line-height: 1; text-transform: uppercase; }
.nav { display: flex; align-items: center; gap: 1.65rem; font-family: var(--mono); font-size: .69rem; letter-spacing: .035em; line-height: 1; text-transform: uppercase; }
.nav a { padding-block: .65rem; text-decoration: none; }
.nav a:not(.contact-link) { border-bottom: 1px solid transparent; }
.nav a:not(.contact-link):hover { border-color: var(--ink); text-decoration: none; }
.nav .contact-link { border: 1px solid var(--ink); padding: .68rem .85rem; }
.nav .contact-link:hover { background: var(--ink); color: var(--paper); }

.hero { padding: clamp(6.5rem, 12vw, 10.5rem) 0 clamp(5.5rem, 10vw, 8rem); border-bottom: 1px solid var(--line); }
.kicker, .post-meta { color: var(--muted); font-family: var(--mono); font-size: .69rem; letter-spacing: .12em; line-height: 1.45; text-transform: uppercase; }
.kicker { margin-bottom: 1.65rem; }
.hero h1, .page-hero h1, .section-title, .callout h2 { font-family: var(--serif); font-weight: 400; text-wrap: balance; }
.hero h1 { max-width: 64rem; margin: 0; font-size: clamp(3.55rem, 8.1vw, 7.6rem); letter-spacing: -.065em; line-height: .91; }
.hero p { max-width: 40rem; margin: 2.35rem 0 0; color: var(--ink-soft); font-size: clamp(1.08rem, 1.7vw, 1.27rem); line-height: 1.6; }
.hero-actions { display: flex; flex-wrap: wrap; gap: .75rem; margin-top: 2.5rem; }
.home-hero { min-height: min(45rem, calc(100vh - 5.25rem)); display: grid; align-items: end; }
.home-hero .container { padding-bottom: clamp(1rem, 4vw, 3rem); }
.button { display: inline-flex; align-items: center; justify-content: center; min-height: 2.8rem; padding: .65rem 1rem; border: 1px solid var(--ink); font-family: var(--mono); font-size: .7rem; letter-spacing: .045em; line-height: 1.2; text-decoration: none; text-transform: uppercase; transition: background-color .16s ease, color .16s ease; }
.button:hover { background: var(--ink); color: var(--paper); text-decoration: none; }
.button.primary { background: var(--ink); color: var(--paper); }
.button.primary:hover { background: var(--focus); border-color: var(--focus); }

.section { padding: clamp(4.75rem, 8vw, 7.5rem) 0; border-bottom: 1px solid var(--line); }
.section-head { display: grid; grid-template-columns: minmax(0, 1.18fr) minmax(17rem, .82fr); gap: 3.5rem; align-items: end; margin-bottom: 3.25rem; }
.section-title { margin: 0; font-size: clamp(2.5rem, 4.7vw, 4.25rem); letter-spacing: -.055em; line-height: .98; }
.section-intro { max-width: 31rem; margin: 0; color: var(--muted); font-size: 1rem; line-height: 1.65; }
.section-intro a { color: var(--ink); }

.system-diagram { display: grid; grid-template-columns: minmax(0, 1fr) minmax(15rem, .42fr); gap: 2rem; margin: 0; padding: clamp(2rem, 5vw, 4.5rem); border: 1px solid var(--ink); background: var(--paper-deep); }
.system-diagram-flow { width: min(100%, 31rem); margin: auto;margin-top: 5px; }
.system-diagram figcaption { align-self: end; max-width: 18rem; color: var(--muted); font-family: var(--mono); font-size: .7rem; letter-spacing: .04em; line-height: 1.6; }
.statement-section { padding-block: clamp(7.5rem, 16vw, 14rem); background: var(--ink); color: var(--paper); }
.statement-section .kicker { color: #c8ccc0; }
.statement { max-width: 62rem; }
.statement h2 { max-width: 58rem; margin: 0; font-family: var(--serif); font-size: clamp(3rem, 7vw, 6.8rem); font-weight: 400; letter-spacing: -.065em; line-height: .93; text-wrap: balance; }
.reality-list { margin: 0; padding: 0; border-top: 1px solid var(--line); list-style: none; }
.reality-list > li { display: grid; grid-template-columns: 5.75rem minmax(0, 1fr); gap: 1.5rem; padding: 1.35rem 0; border-bottom: 1px solid var(--line); }
.reality-list span { color: var(--muted); font-family: var(--mono); font-size: .67rem; letter-spacing: .09em; line-height: 1.8; }
.reality-list p { max-width: 41rem; margin: 0; font-family: var(--serif); font-size: clamp(1.35rem, 2.2vw, 1.8rem); letter-spacing: -.03em; line-height: 1.18; }

.question-stage { display: grid; grid-template-columns: 1fr 1fr; min-height: 27rem; border: 1px solid var(--ink); }
.question-stage .diagram { display: flex; align-items: center; justify-content: center; padding: clamp(2rem, 5vw, 4rem); border-right: 1px solid var(--ink); background: var(--paper-deep); }
.question-stage .questions { display: flex; flex-direction: column; justify-content: center; padding: clamp(2rem, 5vw, 4rem); }
.diagram-box { width: min(100%, 24rem); }
.node { padding: .95rem 1rem; border: 1px solid var(--line-strong); background: var(--paper); font-family: var(--mono); font-size: .72rem; letter-spacing: .08em; line-height: 1.2; text-align: center; }
.arrow { padding: .45rem; color: var(--muted); font-size: .95rem; line-height: 1; text-align: center; }
.questions h3 { margin: 0 0 1.7rem; font-family: var(--serif); font-size: clamp(2rem, 3vw, 2.65rem); font-weight: 400; letter-spacing: -.045em; line-height: 1.02; }
.questions ul { margin: 0; padding: 0; list-style: none; }
.questions li { padding: .85rem 0; border-top: 1px solid var(--line); font-family: var(--serif); font-size: 1.12rem; letter-spacing: -.015em; line-height: 1.35; }
.questions li:last-child { border-bottom: 1px solid var(--line); }

.cards { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--line); border-left: 1px solid var(--line); }
.card { display: flex; flex-direction: column; min-height: 15.5rem; padding: 2rem; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); text-decoration: none; transition: background-color .16s ease; }
.card:hover { background: var(--paper-deep); text-decoration: none; }
.card-label, .editorial-number, .editorial-type { color: var(--muted); font-family: var(--mono); font-size: .67rem; letter-spacing: .09em; line-height: 1.4; text-transform: uppercase; }
.card h3 { margin: 2.4rem 0 .8rem; font-family: var(--serif); font-size: clamp(1.45rem, 2.2vw, 1.85rem); font-weight: 400; letter-spacing: -.035em; line-height: 1.08; }
.card p { margin: auto 0 0; color: var(--muted); font-size: .92rem; line-height: 1.55; }

.chain { display: grid; grid-template-columns: repeat(6, 1fr); margin: 0; padding: 0; border-top: 1px solid var(--ink); border-bottom: 1px solid var(--ink); list-style: none; }
.chain > * { padding: 1.35rem .9rem; border-right: 1px solid var(--line-strong); font-family: var(--mono); font-size: .66rem; letter-spacing: .075em; line-height: 1.4; text-transform: uppercase; }
.chain > *:last-child { border-right: 0; }
.thinking-chain { grid-template-columns: repeat(7, 1fr); }

.editorial-list { border-top: 1px solid var(--line); }
.editorial-item { display: grid; grid-template-columns: 5.75rem minmax(0, 1fr) 7rem; gap: 1.5rem; align-items: start; padding: 1.75rem 0; border-bottom: 1px solid var(--line); text-decoration: none; }
a.editorial-item { transition: background-color .16s ease, padding-inline .16s ease; }
a.editorial-item:hover { background: var(--paper-deep); padding-inline: .75rem; text-decoration: none; }
.editorial-item h3 { margin: 0; font-family: var(--serif); font-size: clamp(1.45rem, 2.4vw, 1.9rem); font-weight: 400; letter-spacing: -.038em; line-height: 1.1; }
.editorial-item p { max-width: 42rem; margin: .55rem 0 0; color: var(--muted); font-size: .93rem; line-height: 1.58; }
.editorial-type { padding-top: .2rem; text-align: right; }

.callout { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(2.5rem, 7vw, 6rem); align-items: center; }
.callout h2 { margin: 0; font-size: clamp(2.7rem, 4.8vw, 4.6rem); letter-spacing: -.06em; line-height: .98; }
.callout p { margin: 0 0 1.75rem; color: var(--muted); font-size: 1.06rem; line-height: 1.65; }
.final-question { padding-block: clamp(7rem, 14vw, 12rem); }
.final-question .section-title { max-width: 57rem; font-size: clamp(3rem, 6.2vw, 5.9rem); }
.contact-section { background: var(--paper-deep); }
.contact-invitation { display: flex; align-items: end; justify-content: space-between; gap: 3rem; }
.contact-invitation h2 { max-width: 41rem; margin: 0; font-family: var(--serif); font-size: clamp(2.3rem, 4.3vw, 4rem); font-weight: 400; letter-spacing: -.055em; line-height: 1; text-wrap: balance; }
.dvisight-motif { border-top: 1px solid var(--ink); padding-top: .7rem; }
.motif-label { color: var(--muted); font-family: var(--mono); font-size: .65rem; letter-spacing: .12em; line-height: 1.4; text-transform: uppercase; }
.motif-content { max-width: 30rem; margin: .9rem 0 0; color: var(--ink); font-family: var(--serif); font-size: clamp(1.35rem, 2.3vw, 1.9rem); letter-spacing: -.035em; line-height: 1.15; }
.motif-items { display: flex; flex-wrap: wrap; gap: .35rem 1.25rem; margin: .9rem 0 0; padding: 0; list-style: none; color: var(--ink); font-family: var(--mono); font-size: .7rem; letter-spacing: .06em; line-height: 1.5; text-transform: uppercase; }
.motif-items li + li::before { content: "/"; margin-right: 1.25rem; color: var(--muted); }
.motif-diagram .motif-label { grid-column: 1 / -1; }
.motif-question { grid-column: 2 / -1; border-top-color: var(--line-strong); }
.motif-question .motif-label { font-size: .61rem; }
.question-card-motif { padding-top: .55rem; }
.motif-assumption .motif-content { font-style: italic; }
.motif-risk .motif-content { color: var(--ink); }
.assurance-contact .dvisight-motif { max-width: 34rem; margin: 2rem 0 2.5rem; border-top-color: #c8ccc0; }
.assurance-contact .motif-label { color: #c8ccc0; }
.assurance-contact .motif-content { color: var(--paper); }
.assurance-priority .dvisight-motif { max-width: 33rem; margin-bottom: 1.5rem; }

.assurance-hero { padding: max(clamp(6rem, 13vw, 11rem), calc(var(--site-header-height) + 2rem)) 0 clamp(5rem, 9vw, 8rem); border-bottom: 1px solid var(--ink); }
.assurance-hero h1 { max-width: 65rem; margin: 0; font-family: var(--serif); font-size: clamp(3.5rem, 7.8vw, 7.7rem); font-weight: 400; letter-spacing: -.075em; line-height: .9; text-wrap: balance; }
.assurance-lead { max-width: 47rem; margin: 2.5rem 0 0; color: var(--ink-soft); font-size: clamp(1.2rem, 2vw, 1.55rem); line-height: 1.55; }
.assurance-section { padding: clamp(5rem, 9vw, 8rem) 0; border-bottom: 1px solid var(--line); }
.assurance-section-head { display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(17rem, .9fr); gap: 4rem; align-items: end; margin-bottom: 3.75rem; }
.assurance-section h2 { max-width: 43rem; margin: 0; font-family: var(--serif); font-size: clamp(2.5rem, 4.7vw, 4.25rem); font-weight: 400; letter-spacing: -.06em; line-height: .96; text-wrap: balance; }
.assurance-section-head p, .assurance-copy { max-width: 31rem; margin: 0; color: var(--muted); font-size: 1rem; line-height: 1.7; }
.assurance-model { display: grid; grid-template-columns: repeat(7, 1fr); margin: 0; padding: 0; border-top: 1px solid var(--ink); border-bottom: 1px solid var(--ink); list-style: none; }
.assurance-model li { min-height: 9rem; padding: 1rem .9rem 1.25rem; border-right: 1px solid var(--line-strong); }
.assurance-model li:last-child { border-right: 0; }
.assurance-model span, .assurance-list span { display: block; color: var(--muted); font-family: var(--mono); font-size: .66rem; letter-spacing: .09em; line-height: 1.4; }
.assurance-model strong { display: block; margin-top: 2.5rem; font-family: var(--serif); font-size: 1.15rem; font-weight: 400; letter-spacing: -.02em; line-height: 1.1; }
.assurance-two-column { display: grid; grid-template-columns: minmax(0, .85fr) minmax(0, 1.15fr); gap: clamp(3rem, 9vw, 9rem); align-items: start; }
.assurance-list, .assurance-outcomes { margin: 2.25rem 0 0; padding: 0; list-style: none; border-top: 1px solid var(--line); }
.motif-evidence .assurance-list { margin-top: 1rem; }
.assurance-list li { display: grid; grid-template-columns: 2.5rem 10rem minmax(0, 1fr); gap: 1rem; align-items: baseline; padding: 1rem 0; border-bottom: 1px solid var(--line); }
.assurance-list strong { font-family: var(--serif); font-size: 1.25rem; font-weight: 400; line-height: 1.2; }
.assurance-list p { margin: 0; color: var(--muted); font-size: .9rem; line-height: 1.5; }
.assurance-outcomes li { display: grid; grid-template-columns: minmax(13rem, .8fr) minmax(0, 1.2fr); gap: 1.5rem; align-items: baseline; padding: 1.1rem 0; border-bottom: 1px solid var(--line); }
.assurance-outcomes span { font-family: var(--serif); font-size: 1.3rem; letter-spacing: -.025em; line-height: 1.15; }
.assurance-outcomes p { margin: 0; color: var(--muted); font-size: .9rem; line-height: 1.5; }
.assurance-example { background: var(--paper-deep); }
.assurance-example-grid { display: grid; grid-template-columns: minmax(0, .8fr) minmax(0, 1.2fr); gap: clamp(3rem, 9vw, 9rem); align-items: start; }
.assurance-example h2 { max-width: 30rem; }
.assurance-example-trail { border-top: 1px solid var(--ink); }
.example-row { display: grid; grid-template-columns: 8rem minmax(0, 1fr); gap: 1.25rem; padding: .9rem 0; border-bottom: 1px solid var(--line-strong); }
.example-row span { color: var(--muted); font-family: var(--mono); font-size: .66rem; letter-spacing: .08em; line-height: 1.5; text-transform: uppercase; }
.example-row p { margin: 0; color: var(--ink); font-family: var(--serif); font-size: 1.1rem; letter-spacing: -.015em; line-height: 1.3; }
.assurance-record { display: grid; grid-template-columns: minmax(0, .8fr) minmax(0, 1.2fr); gap: clamp(3rem, 9vw, 9rem); margin-top: 4.5rem; padding-top: 1.5rem; border-top: 1px solid var(--ink); }
.assurance-record p { max-width: 38rem; margin: 0; color: var(--ink-soft); font-size: 1.05rem; line-height: 1.65; }
.assurance-priority { background: var(--paper-deep); }
.assurance-priority h2 { max-width: 50rem; }
.priority-diagram { display: flex; flex-wrap: wrap; align-items: center; gap: clamp(.7rem, 2vw, 1.6rem); margin: 4.5rem 0 1.6rem; color: var(--ink); font-family: var(--serif); font-size: clamp(2.5rem, 6vw, 6rem); letter-spacing: -.065em; line-height: .95; }
.priority-diagram b { color: var(--muted); font-family: var(--sans); font-size: .55em; font-weight: 300; }
.priority-caption { max-width: 39rem; margin: 0; color: var(--muted); font-size: .95rem; line-height: 1.65; }
.assurance-contact { padding: clamp(5.5rem, 12vw, 10rem) 0; background: var(--ink); color: var(--paper); }
.assurance-contact .kicker { color: #c8ccc0; }
.assurance-contact h2 { max-width: 53rem; margin: 0; font-family: var(--serif); font-size: clamp(3rem, 6vw, 6rem); font-weight: 400; letter-spacing: -.07em; line-height: .93; text-wrap: balance; }
.assurance-contact .text-link { border-color: var(--paper); }
.assurance-contact .text-link:hover { border-color: #c8ccc0; color: #c8ccc0; }
.contact-page { padding: clamp(6rem, 12vw, 10rem) 0 clamp(5rem, 10vw, 8rem); }
.contact-page-grid { display: grid; grid-template-columns: minmax(0, .9fr) minmax(20rem, .8fr); gap: clamp(4rem, 11vw, 10rem); align-items: start; }
.contact-page-intro h1 { max-width: 48rem; margin: 0; font-family: var(--serif); font-size: clamp(3.5rem, 6.7vw, 6.7rem); font-weight: 400; letter-spacing: -.07em; line-height: .91; text-wrap: balance; }
.contact-page-intro > p { max-width: 37rem; margin: 2.4rem 0 0; color: var(--ink-soft); font-size: clamp(1.08rem, 1.7vw, 1.25rem); line-height: 1.6; }
.contact-form-wrap { padding-top: .35rem; }
.contact-form { border-top: 1px solid var(--ink); }
.form-field { margin: 0; padding: 1.15rem 0 1.3rem; border-bottom: 1px solid var(--line); }
.form-field label { display: block; margin-bottom: .55rem; color: var(--ink); font-family: var(--mono); font-size: .69rem; letter-spacing: .06em; line-height: 1.4; text-transform: uppercase; }
.form-field label span { color: var(--muted); text-transform: none; }
.form-field input, .form-field textarea { display: block; width: 100%; padding: .2rem 0; border: 0; border-radius: 0; outline: 0; background: transparent; color: var(--ink); font: inherit; font-size: 1rem; line-height: 1.55; }
.form-field textarea { min-height: 8rem; resize: vertical; }
.form-field input:focus, .form-field textarea:focus { box-shadow: 0 2px 0 var(--focus); }
.contact-form .button { margin-top: 1.8rem; }
.contact-notice { margin: 0 0 1.5rem; padding: .85rem 1rem; border-left: 2px solid var(--focus); background: var(--paper-deep); color: var(--ink); font-size: .9rem; }
.contact-notice-error { border-color: var(--ink); }
.contact-honeypot { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }

.thinking-hero { padding: max(clamp(6rem, 12vw, 10rem), calc(var(--site-header-height) + 2rem)) 0 clamp(4.5rem, 8vw, 7rem); border-bottom: 1px solid var(--ink); }
.thinking-hero h1 { max-width: 62rem; margin: 0; font-family: var(--serif); font-size: clamp(3.45rem, 7vw, 7rem); font-weight: 400; letter-spacing: -.07em; line-height: .91; text-wrap: balance; }
.thinking-hero p { max-width: 40rem; margin: 2rem 0 0; color: var(--ink-soft); font-size: clamp(1.08rem, 1.7vw, 1.25rem); line-height: 1.6; }
.thinking-index { padding: clamp(4.75rem, 8vw, 7.5rem) 0; }
.thinking-index-head { display: grid; grid-template-columns: minmax(0, 1.18fr) minmax(17rem, .82fr); gap: 3.5rem; align-items: center; min-height: 18rem; margin-bottom: 3.5rem; }
.thinking-index-head h2 { margin: 0; font-family: var(--serif); font-size: clamp(2.5rem, 4.7vw, 4.25rem); font-weight: 400; letter-spacing: -.055em; line-height: .98; text-wrap: balance; }
.thinking-index-head p { max-width: 31rem; margin: 0; color: var(--muted); }
.thinking-list { border-top: 1px solid var(--ink); }
.thinking-entry { border-bottom: 1px solid var(--line); }
.thinking-entry-link { display: grid; grid-template-columns: 5.75rem minmax(0, 1fr) 7rem; gap: 1.5rem; align-items: start; padding: clamp(1.75rem, 3vw, 2.75rem) 0; text-decoration: none; }
a.thinking-entry-link { transition: background-color .16s ease, padding-inline .16s ease; }
a.thinking-entry-link:hover { padding-inline: .75rem; background: var(--paper-deep); text-decoration: none; }
.thinking-entry-number, .thinking-entry-type, .thinking-entry-date { color: var(--muted); font-family: var(--mono); font-size: .67rem; letter-spacing: .09em; line-height: 1.45; text-transform: uppercase; }
.thinking-entry-main h2 { margin: .35rem 0 .75rem; font-family: var(--serif); font-size: clamp(1.7rem, 3.1vw, 2.8rem); font-weight: 400; letter-spacing: -.05em; line-height: 1.02; }
a.thinking-entry-link:hover .thinking-entry-main h2 { text-decoration: underline; text-decoration-thickness: 1px; text-underline-offset: .12em; }
.thinking-entry-main p { max-width: 42rem; margin: 0; color: var(--muted); font-size: .96rem; line-height: 1.6; }
.thinking-entry-date { padding-top: .35rem; text-align: right; }
.thinking-empty { margin: 0; padding: 2rem 0; color: var(--muted); }
.pagination { margin-top: 2.5rem; }
.pagination ul { display: flex; flex-wrap: wrap; gap: .5rem; margin: 0; padding: 0; list-style: none; }
.pagination a, .pagination span { display: inline-flex; align-items: center; min-height: 2.5rem; padding: .55rem .75rem; border: 1px solid var(--line); font-family: var(--mono); font-size: .67rem; line-height: 1; text-decoration: none; }
.pagination a:hover, .pagination .current { border-color: var(--ink); background: var(--ink); color: var(--paper); text-decoration: none; }
.error-page .button { margin-top: 2rem; }

.article-header { padding: clamp(5.5rem, 11vw, 9rem) 0 clamp(4.25rem, 8vw, 6.5rem); border-bottom: 1px solid var(--ink); }
.article-header-inner { max-width: 62rem; }
.article-meta { display: flex; flex-wrap: wrap; gap: .55rem; align-items: center; color: var(--muted); font-family: var(--mono); font-size: .67rem; letter-spacing: .09em; line-height: 1.5; text-transform: uppercase; }
.article-header h1 { max-width: 60rem; margin: 1.75rem 0 0; font-family: var(--serif); font-size: clamp(3.25rem, 7vw, 7rem); font-weight: 400; letter-spacing: -.07em; line-height: .9; text-wrap: balance; }
.article-premise { max-width: 42rem; margin: 2.25rem 0 0; color: var(--ink-soft); font-size: clamp(1.1rem, 1.8vw, 1.35rem); line-height: 1.6; }
.article-featured { max-width: 62rem; margin-top: clamp(3rem, 7vw, 5rem); }
.article-featured img { width: 100%; }
.article-featured figcaption { margin-top: .75rem; color: var(--muted); font-family: var(--mono); font-size: .7rem; letter-spacing: .04em; line-height: 1.55; }
.article-layout { display: grid; grid-template-columns: 9rem minmax(0, 1fr); gap: 2.5rem; align-items: start; margin-top: clamp(3.5rem, 8vw, 6rem); }
.article-layout > .article-content { grid-column: 2; width: min(100%, var(--dvisight-article-prose-width)); max-width: var(--dvisight-article-prose-width); min-width: 0; margin-inline: 0; }
.article-aside { position: sticky; top: 7.5rem; color: var(--muted); font-family: var(--mono); font-size: .67rem; letter-spacing: .05em; line-height: 1.65; text-transform: uppercase; }
.article-aside > div + div { margin-top: .5rem; }
.article-aside-label { margin-bottom: 1rem; color: var(--ink); font-weight: 700; }
.article-content { width: auto; margin: 0; }
.article-content > :first-child { margin-top: 0; }
.article-diagram { margin: 2.5rem 0; }
.article-diagram img { width: 100%; }
.article-note { margin: 3rem 0; padding: 1.4rem 0 1.4rem 1.5rem; border-left: 2px solid var(--ink); }
.article-note h2 { margin: 0 0 .6rem; color: var(--ink); font-family: var(--mono); font-size: .7rem; letter-spacing: .1em; line-height: 1.4; text-transform: uppercase; }
.article-note p { margin: 0; color: var(--ink); }
.article-end { max-width: 62rem; margin-top: clamp(4rem, 9vw, 7rem); margin-bottom: clamp(4rem, 9vw, 7rem); }
.related-section { display: grid; grid-template-columns: minmax(12rem, .7fr) minmax(0, 1.3fr); gap: 3rem; padding: 3rem 0; border-top: 1px solid var(--line); }
.related-heading h2 { margin: 0; font-family: var(--serif); font-size: clamp(1.8rem, 3vw, 2.7rem); font-weight: 400; letter-spacing: -.045em; line-height: 1; }
.related-list { border-top: 1px solid var(--line); }
.related-item { display: grid; grid-template-columns: 7rem minmax(0, 1fr) 1rem; gap: 1rem; align-items: baseline; padding: 1rem 0; border-bottom: 1px solid var(--line); text-decoration: none; }
.related-item:hover { color: var(--focus); text-decoration: none; }
.related-item span { color: var(--muted); font-family: var(--mono); font-size: .65rem; letter-spacing: .08em; text-transform: uppercase; }
.related-item strong { font-family: var(--serif); font-size: 1.3rem; font-weight: 400; line-height: 1.2; }
.related-item b { font-family: var(--mono); font-weight: 400; }
.article-navigation { display: grid; grid-template-columns: 1fr 1fr; gap: 2rem; margin-top: 3rem; padding-top: 1.5rem; border-top: 1px solid var(--ink); }
.article-navigation > div:last-child { text-align: right; }
.article-navigation a { display: block; text-decoration: none; }
.article-navigation a:hover strong { text-decoration: underline; text-underline-offset: .12em; }
.article-navigation span { display: block; margin-bottom: .5rem; color: var(--muted); font-family: var(--mono); font-size: .66rem; letter-spacing: .09em; text-transform: uppercase; }
.article-navigation strong { font-family: var(--serif); font-size: 1.35rem; font-weight: 400; line-height: 1.15; }

.page-hero { padding: max(clamp(5.5rem, 10vw, 8.5rem), calc(var(--site-header-height) + 2rem)) 0 clamp(4rem, 7vw, 6rem); border-bottom: 1px solid var(--line); }
.page-hero h1 { max-width: 57rem; margin: 0; font-size: clamp(3.4rem, 6.5vw, 6.35rem); letter-spacing: -.065em; line-height: .92; }
.page-hero p { max-width: 43rem; margin: 1.8rem 0 0; color: var(--muted); font-size: 1.08rem; line-height: 1.65; }
.post-meta { margin-bottom: 1.55rem; }

.questions-hero { padding: max(clamp(6rem, 12vw, 10rem), calc(var(--site-header-height) + 2rem)) 0 clamp(4.5rem, 8vw, 7rem); border-bottom: 1px solid var(--ink); }
.questions-hero h1 { max-width: 56rem; margin: 0; font-family: var(--serif); font-size: clamp(3.7rem, 7vw, 7rem); font-weight: 400; letter-spacing: -.07em; line-height: .9; text-wrap: balance; }
.questions-hero p { max-width: 38rem; margin: 2rem 0 0; color: var(--ink-soft); font-size: clamp(1.08rem, 1.7vw, 1.25rem); line-height: 1.6; }
.questions-index { padding: clamp(4.75rem, 8vw, 7.5rem) 0; }
.questions-index-head { display: grid; grid-template-columns: minmax(0, 1.18fr) minmax(17rem, .82fr); gap: 3.5rem; align-items: end; margin-bottom: 3.5rem; }
.questions-index-head h2, .question-contact h2 { margin: 0; font-family: var(--serif); font-weight: 400; letter-spacing: -.055em; line-height: .98; text-wrap: balance; }
.questions-index-head h2 { font-size: clamp(2.5rem, 4.7vw, 4.25rem); }
.questions-index-head p { max-width: 30rem; margin: 0; color: var(--muted); }
.questions-list { border-top: 1px solid var(--ink); }
.question-card { border-bottom: 1px solid var(--line); }
.question-card-link { display: grid; grid-template-columns: 5.75rem minmax(0, 1fr) minmax(9rem, .4fr); column-gap: 1.5rem; align-items: start; padding: clamp(1.75rem, 3vw, 2.65rem) 0; text-decoration: none; }
a.question-card-link { transition: background-color .16s ease, padding-inline .16s ease; }
a.question-card-link:hover { padding-inline: .75rem; background: var(--paper-deep); text-decoration: none; }
.question-card-number { grid-column: 1; color: var(--muted); font-family: var(--mono); font-size: .67rem; letter-spacing: .09em; line-height: 1.5; text-transform: uppercase; }
.question-card h2 { grid-column: 2 / -1; max-width: 49rem; margin: -.15rem 0 1rem; font-family: var(--serif); font-size: clamp(1.85rem, 3.4vw, 3.15rem); font-weight: 400; letter-spacing: -.05em; line-height: 1.04; }
a.question-card-link:hover h2 { text-decoration: underline; text-decoration-thickness: 1px; text-underline-offset: .12em; }
.question-card p { grid-column: 2; max-width: 34rem; margin: 0; color: var(--muted); font-size: .94rem; line-height: 1.6; }
.question-card-read { grid-column: 3; grid-row: 2; align-self: end; color: var(--ink); font-family: var(--mono); font-size: .66rem; letter-spacing: .055em; line-height: 1.45; text-transform: uppercase; }
.question-contact { padding: clamp(5.5rem, 11vw, 9.5rem) 0; border-top: 1px solid var(--ink); background: var(--paper-deep); }
.question-contact h2 { max-width: 48rem; font-size: clamp(3rem, 6vw, 5.9rem); }
.text-link { display: inline-block; margin-top: 2.4rem; padding-bottom: .2rem; border-bottom: 1px solid var(--ink); font-family: var(--mono); font-size: .7rem; letter-spacing: .06em; line-height: 1.4; text-decoration: none; text-transform: uppercase; }
.text-link:hover { border-color: var(--focus); color: var(--focus); text-decoration: none; }

.content { width: min(var(--content), calc(100% - 4rem)); margin: clamp(3.75rem, 8vw, 6.25rem) auto; color: var(--ink-soft); font-size: clamp(1.04rem, 1.25vw, 1.15rem); line-height: 1.8; }
.content > :first-child { margin-top: 0; }
.content > :last-child { margin-bottom: 0; }
.content p, .content ul, .content ol { margin: 0 0 1.65em; }
.content ul, .content ol { padding-left: 1.35em; }
.content li + li { margin-top: .45em; }
.content a { color: var(--ink); text-decoration: underline; }
.content h2, .content h3, .content h4 { color: var(--ink); font-family: var(--serif); font-weight: 400; letter-spacing: -.04em; line-height: 1.08; }
.content h2 { margin: 3.5rem 0 1.15rem; font-size: clamp(2rem, 3.5vw, 2.8rem); }
.content h3 { margin: 2.65rem 0 1rem; font-size: clamp(1.55rem, 2.5vw, 2rem); }
.content h4 { margin: 2rem 0 .85rem; font-size: 1.3rem; }
.content blockquote { margin: 2.8rem 0; padding: .2rem 0 .2rem 1.45rem; border-left: 2px solid var(--ink); color: var(--ink); font-family: var(--serif); font-size: clamp(1.45rem, 2.7vw, 2rem); letter-spacing: -.03em; line-height: 1.24; }
.content blockquote p:last-child { margin-bottom: 0; }
.content hr { height: 1px; margin: 3.25rem 0; border: 0; background: var(--line-strong); }
.content code, .content pre { font-family: var(--mono); }
.content code { padding: .12em .3em; background: var(--paper-deep); color: var(--ink); font-size: .82em; }
.content pre { overflow-x: auto; margin: 2rem 0; padding: 1.25rem; border: 1px solid var(--line); background: var(--paper-deep); color: var(--ink); font-size: .79em; line-height: 1.65; }
.content pre code { padding: 0; background: none; }
.content figure { margin: 2.5rem 0; }
.content figcaption { margin-top: .7rem; color: var(--muted); font-family: var(--mono); font-size: .7rem; letter-spacing: .04em; line-height: 1.55; }
.content table { width: 100%; margin: 2rem 0; border-collapse: collapse; font-size: .88em; }
.content th, .content td { padding: .75rem; border-bottom: 1px solid var(--line); text-align: left; vertical-align: top; }
.content th { color: var(--ink); font-family: var(--mono); font-size: .75em; letter-spacing: .06em; text-transform: uppercase; }

.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 4rem; }
.contact-box { padding-top: 1.35rem; border-top: 1px solid var(--ink); }
.contact-box h2 { margin: 0 0 .75rem; font-family: var(--serif); font-size: 2rem; font-weight: 400; letter-spacing: -.035em; line-height: 1.08; }
.contact-box p { color: var(--muted); }
.site-footer { padding: 3.5rem 0 4rem; color: var(--muted); font-size: .83rem; line-height: 1.55; }
.footer-inner { display: flex; justify-content: space-between; gap: 3rem; align-items: start; }
.footer-inner > * { max-width: 29rem; }
.footer-brand { margin-bottom: .7rem; color: var(--ink); font-family: var(--mono); font-size: .74rem; font-weight: 700; letter-spacing: .07em; }
.site-footer a { color: var(--ink); }
.screen-reader-text { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0; }

/* Reusable Dvisight visual language. Color is semantic: blue systems, amber uncertainty, red consequence, green evidence. */
.dvisight-system-diagram { position: relative; margin: 0; padding: clamp(2rem, 6vw, 5rem) clamp(1.25rem, 5vw, 4rem); border: 0; background: var(--paper-deep); }
.dvisight-system-diagram::before { content: "SYSTEM / OBSERVED SHAPE"; position: absolute; top: 1rem; left: clamp(1.25rem, 5vw, 4rem); color: var(--system); font-family: var(--mono); font-size: .62rem; letter-spacing: .1em; }
.system-diagram-flow { display: flex; align-items: center; justify-content: center; gap: clamp(.5rem, 1.4vw, 1.1rem); flex-wrap: nowrap; }
.system-node { flex: 1 1 0; min-width: 0; padding: .85rem .7rem; border: 1px solid var(--system); background: var(--paper); color: var(--ink); font-family: var(--mono); font-size: .72rem; letter-spacing: .04em; line-height: 1.35; text-align: center; }
.system-node small { display: block; margin-top: .35rem; color: var(--muted); font-size: .62rem; }
.system-arrow { color: var(--system); font-family: var(--mono); font-size: 1.25rem; }
.system-diagram-caption { max-width: 31rem; margin: 1.5rem 0 0; color: var(--muted); font-size: .86rem; line-height: 1.6; }
.designed-reality { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); background: var(--paper-deep); }
.designed-pane, .reality-pane { display: flex; flex-direction: column; align-items: center; padding: clamp(2rem, 4vw, 4rem); text-align: center; }
.designed-pane { border-right: 0; padding-right: clamp(1.35rem, 4vw, 4rem); }
.designed-pane .motif-label { color: var(--system); }
.reality-pane .motif-label { color: var(--assumption); }
.transformation-flow { display: flex; flex-direction: column; align-items: flex-start; gap: .25rem; margin: 2rem 0 1.6rem; font-family: var(--mono); font-size: .72rem; letter-spacing: .08em; }
.transformation-flow span { position: relative; padding: .45rem .65rem; border-left: 3px solid var(--system); background: var(--paper); }
.reality-pane .transformation-flow span { border-left-color: var(--risk); background: #f5eee8; }
.transformation-flow b { margin-left: .7rem; color: var(--system); font-size: .95rem; font-weight: 400; line-height: 1; }
.reality-pane .transformation-flow b { color: var(--risk); }
.designed-pane ul, .reality-pane ul { max-width: 21rem; margin: 1.35rem 0 0; padding-left: 0; list-style-position: inside; }
.designed-pane li, .reality-pane li { margin-top: .65rem; }
.failure-sequence { margin: 0; padding: 1.25rem 0 0; border-top: 1px solid var(--risk); }
.failure-sequence ol { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); margin: 0; padding: 0; list-style: none; }
.failure-sequence li { position: relative; min-height: 7rem; padding: .2rem 1rem 0; border-right: 1px solid var(--line); }
.failure-sequence li:first-child { padding-left: 0; }
.failure-sequence li:last-child { border-right: 0; }
.failure-sequence li:not(:last-child)::after { content: "→"; position: absolute; top: .2rem; right: -.55rem; z-index: 1; color: var(--risk); background: var(--paper); font-family: var(--mono); }
.failure-sequence strong { display: block; color: var(--risk); font-family: var(--mono); font-size: .72rem; letter-spacing: .05em; text-transform: uppercase; }
.failure-sequence span { display: block; margin-top: .7rem; color: var(--muted); font-size: .86rem; line-height: 1.5; }
.dvisight-question, .dvisight-assumption, .dvisight-evidence, .dvisight-risk, .dvisight-confidence { padding-top: .7rem; border-top: 1px solid var(--line-strong); }
.dvisight-question { border-top-color: var(--assumption); }
.dvisight-assumption { border-top-color: var(--assumption); }
.dvisight-evidence { border-top-color: var(--evidence); }
.dvisight-risk { border-top-color: var(--risk); }
.dvisight-confidence { border-top-color: var(--evidence); }
.dvisight-question { position: relative; min-height: 16rem; padding: 1rem clamp(1rem, 4vw, 3rem) 2rem; border-top-color: transparent; border-bottom: 1px solid var(--line); background: #f1f0e8; }
.dvisight-question:first-child { border-top: 0; }
.dvisight-question p, .dvisight-assumption p, .risk-question, .confidence-level { max-width: 38rem; margin: .85rem 0 0; font-family: var(--serif); font-size: clamp(1.35rem, 2.8vw, 2.25rem); letter-spacing: -.035em; line-height: 1.1; }
.dvisight-question-number { float: right; color: var(--muted); font-family: var(--mono); font-size: .68rem; }
.dvisight-question .question-premise { margin-top: .8rem; color: var(--muted); font-family: var(--sans); font-size: .92rem; letter-spacing: 0; line-height: 1.6; }
.dvisight-assumption p { font-style: italic; }
.dvisight-evidence ul { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: .5rem; margin: 1rem 0 0; padding: 0; list-style: none; }
.dvisight-evidence li:only-child { grid-column: 1 / -1; border-right: 0; }
.dvisight-evidence li { padding-right: .65rem; border-right: 1px solid var(--line); }
.dvisight-evidence li:last-child { border-right: 0; }
.dvisight-evidence strong { display: block; color: var(--evidence); font-family: var(--mono); font-size: .7rem; letter-spacing: .06em; text-transform: uppercase; }
.dvisight-evidence span { display: block; margin-top: .45rem; color: var(--muted); font-size: .84rem; line-height: 1.45; }
.risk-consequence { max-width: 34rem; margin: .85rem 0 0; color: var(--muted); }
.confidence-level { color: var(--evidence); }
.confidence-note { max-width: 34rem; margin: .85rem 0 0; color: var(--muted); }
.dvisight-assurance-flow { display: flex; align-items: stretch; margin: 0; padding: 0; list-style: none; border-block: 1px solid var(--line-strong); }
.dvisight-assurance-flow li { flex: 1; min-height: 6.5rem; padding: 1rem .8rem; border-right: 1px solid var(--line); }
.dvisight-assurance-flow li:last-child { border-right: 0; }
.dvisight-assurance-flow li:not(:last-child) { position: relative; }
.dvisight-assurance-flow li:not(:last-child)::after { content: "→"; position: absolute; top: 2.9rem; right: -.45rem; z-index: 1; color: var(--system); background: var(--paper); font-family: var(--mono); }
.dvisight-assurance-flow span { display: block; color: var(--muted); font-family: var(--mono); font-size: .63rem; letter-spacing: .08em; text-transform: uppercase; }
.dvisight-assurance-flow strong { display: block; margin-top: 1.5rem; font-family: var(--serif); font-size: 1.15rem; font-weight: 400; line-height: 1.1; }
.dvisight-assurance-flow li:nth-child(1) strong, .dvisight-assurance-flow li:nth-child(2) strong { color: var(--system); }
.dvisight-assurance-flow li:nth-child(3) strong { color: var(--assumption); }
.dvisight-assurance-flow li:nth-child(4) strong, .dvisight-assurance-flow li:nth-child(7) strong { color: var(--evidence); }
.dvisight-assurance-flow li:nth-child(5) strong { color: var(--risk); }
.dvisight-visual-essay { display: grid; grid-template-columns: minmax(12rem, .65fr) minmax(0, 1.35fr); gap: clamp(2rem, 7vw, 7rem); padding-block: clamp(3rem, 8vw, 7rem); border-block: 1px solid var(--line); }
.visual-essay-heading h2 { margin: .75rem 0 0; font-family: var(--serif); font-size: clamp(2rem, 4vw, 4rem); font-weight: 400; letter-spacing: -.055em; line-height: .98; }
.visual-essay-body { max-width: 43rem; }
.visual-essay-body > :first-child { margin-top: 0; }
.benchmark-hero { padding: clamp(5rem, 11vw, 9rem) 0 clamp(4rem, 8vw, 7rem); border-bottom: 0; }
.benchmark-hero-inner { max-width: 70rem; }
.benchmark-hero h1 { max-width: 60rem; margin: 1rem 0 0; font-family: var(--serif); font-size: clamp(3rem, 7.5vw, 7rem); font-weight: 400; letter-spacing: -.07em; line-height: .92; }
.benchmark-hero p { max-width: 37rem; margin: 2rem 0 0; color: var(--muted); font-size: 1.15rem; }
.benchmark-body { padding-block: 1rem 7rem; }
.benchmark-section { display: grid; grid-template-columns: 5rem minmax(0, 1fr); gap: 2rem; padding-block: clamp(3rem, 7vw, 6.5rem); border-bottom: 1px solid var(--line); }
.benchmark-index { color: var(--muted); font-family: var(--mono); font-size: .68rem; letter-spacing: .1em; }
.benchmark-section h2 { margin: 0 0 1.25rem; font-family: var(--serif); font-size: clamp(2rem, 4vw, 3.8rem); font-weight: 400; letter-spacing: -.055em; line-height: 1; }
.benchmark-prose { max-width: 42rem; font-size: 1.08rem; line-height: 1.8; }
.visual-statement { display: flex; min-height: 46vh; align-items: center; padding-block: 5rem; }
.visual-statement p { max-width: 70rem; margin: 0; font-family: var(--serif); font-size: clamp(4rem, 13vw, 12rem); letter-spacing: -.09em; line-height: .8; }
.visual-statement .accent { color: var(--risk); }
.home-assurance-example { margin-top: 3.5rem; }
.home-assurance-link { margin-top: 2rem; }
.benchmark-prose p { margin: 0 0 1.4rem; }
.benchmark-full-visual { grid-column: 2; margin-top: 1.5rem; }
.benchmark-closing { max-width: 48rem; padding-block: 7rem; }
.benchmark-closing h2 { font-size: clamp(2.5rem, 5vw, 5rem); }

@media (max-width: 52rem) {
  .container { width: min(var(--max), calc(100% - 2.5rem)); }
  .home-hero { min-height: 0; }
  .header-inner { align-items: flex-start; flex-direction: column; gap: 1.05rem; padding: 1.2rem 0; }
  .nav { width: 100%; flex-wrap: wrap; gap: .45rem 1.15rem; }
  .nav a { padding-block: .45rem; }
  .nav .contact-link { margin-left: auto; padding: .55rem .7rem; }
  .section-head, .question-stage, .callout, .contact-grid { grid-template-columns: 1fr; }
  .contact-page-grid { grid-template-columns: 1fr; gap: 3.5rem; }
  .assurance-section-head, .assurance-two-column, .assurance-example-grid, .assurance-record { grid-template-columns: 1fr; gap: 1.5rem; }
  .assurance-section-head { margin-bottom: 2.5rem; }
  .assurance-model { grid-template-columns: repeat(2, 1fr); }
  .assurance-model li:nth-child(2n) { border-right: 0; }
  .assurance-model li:nth-child(-n + 5) { border-bottom: 1px solid var(--line-strong); }
  .assurance-list li { grid-template-columns: 2.5rem minmax(8rem, .55fr) minmax(0, 1fr); }
  .thinking-index-head { grid-template-columns: 1fr; gap: 1.25rem; margin-bottom: 2.5rem; }
  .questions-index-head { grid-template-columns: 1fr; gap: 1.25rem; margin-bottom: 2.5rem; }
  .section-head { gap: 1.25rem; margin-bottom: 2.5rem; }
  .question-stage .diagram { min-height: 20rem; border-right: 0; border-bottom: 1px solid var(--ink); }
  .system-diagram { grid-template-columns: 1fr; gap: 1.5rem; }
  .system-diagram figcaption { max-width: 28rem; }
  .reality-list > li { grid-template-columns: 2.8rem minmax(0, 1fr); gap: 1rem; }
  .cards { grid-template-columns: 1fr; }
  .card { min-height: 0; padding: 1.65rem; }
  .card h3 { margin-top: 1.8rem; }
  .card p { margin-top: .8rem; }
  .chain { grid-template-columns: repeat(2, 1fr); }
  .chain > *:nth-child(2n) { border-right: 0; }
  .chain > *:nth-child(-n + 4) { border-bottom: 1px solid var(--line-strong); }
  .editorial-item { grid-template-columns: 2.8rem minmax(0, 1fr); gap: 1rem; }
  .thinking-entry-link { grid-template-columns: 2.8rem minmax(0, 1fr); gap: 1rem; }
  .thinking-entry-date { display: none; }
  .article-layout { grid-template-columns: 1fr; gap: 1.25rem; margin-top: 3.5rem; }
  .article-layout > .article-content { grid-column: 1 / -1; width: 100%; max-width: var(--dvisight-article-prose-width); }
  .article-aside { position: static; display: flex; flex-wrap: wrap; gap: .5rem 1rem; }
  .article-aside > div + div { margin-top: 0; }
  .article-aside-label { width: 100%; margin-bottom: .15rem; }
  .related-section { grid-template-columns: 1fr; gap: 1.75rem; }
  .article-navigation { gap: 1rem; }
  .question-card-link { grid-template-columns: 2.8rem minmax(0, 1fr); gap: 1rem; }
  .motif-question { grid-column: 2; }
  .question-card h2, .question-card p { grid-column: 2; }
  .question-card-read { grid-column: 2; grid-row: auto; margin-top: 1.15rem; }
  .editorial-type { display: none; }
  a.editorial-item:hover { padding-inline: .4rem; }
  .footer-inner { flex-direction: column; gap: 1.5rem; }
  .contact-invitation { align-items: flex-start; flex-direction: column; gap: 2rem; }
  .dvisight-visual-essay { grid-template-columns: 1fr; gap: 2rem; }
  .benchmark-section { grid-template-columns: 3rem minmax(0, 1fr); gap: 1.25rem; }
  .benchmark-full-visual { grid-column: 2; }
  .dvisight-evidence ul { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .dvisight-evidence li:nth-child(2n) { border-right: 0; }
}

@media (max-width: 31rem) {
  .container, .content { width: calc(100% - 2rem); }
  .nav { font-size: .64rem; gap: .65rem 1rem; }
  .nav .contact-link { margin-left: 0; }
  .hero h1 { font-size: clamp(3.1rem, 16vw, 4.4rem); }
  .page-hero h1 { font-size: clamp(3rem, 15vw, 4.1rem); }
  .assurance-hero h1 { font-size: clamp(3rem, 15vw, 4.4rem); }
  .assurance-lead { font-size: 1.12rem; }
  .contact-page-intro h1 { font-size: clamp(3rem, 15vw, 4.4rem); }
  .assurance-model { grid-template-columns: 1fr; }
  .assurance-model li, .assurance-model li:nth-child(2n) { border-right: 0; border-bottom: 1px solid var(--line-strong); }
  .assurance-model li:last-child { border-bottom: 0; }
  .assurance-model strong { margin-top: 1rem; font-size: 1.4rem; }
  .assurance-list li { grid-template-columns: 2.25rem 1fr; gap: .75rem 1rem; }
  .assurance-list strong, .assurance-list p { grid-column: 2; }
  .assurance-list strong { grid-row: 1; }
  .assurance-list p { grid-row: 2; }
  .assurance-outcomes li { grid-template-columns: 1fr; gap: .4rem; }
  .example-row { grid-template-columns: 6.5rem minmax(0, 1fr); gap: 1rem; }
  .assurance-record { margin-top: 3rem; }
  .priority-diagram { align-items: flex-start; flex-direction: column; gap: .5rem; margin-top: 3rem; }
  .article-header h1 { font-size: clamp(3rem, 15vw, 4.3rem); }
  .related-item { grid-template-columns: 1fr auto; gap: .4rem 1rem; }
  .related-item span { grid-column: 1 / -1; }
  .chain { grid-template-columns: 1fr; }
  .chain > * { border-right: 0; border-bottom: 1px solid var(--line-strong); }
  .chain > *:last-child { border-bottom: 0; }
}

/* Dedicated editorial layouts for the tablet and phone widths. */
@media (max-width: 48rem) {
  .container { width: min(var(--max), calc(100% - 3rem)); }
  .hero, .thinking-hero, .questions-hero, .assurance-hero, .contact-page { padding-top: max(5.25rem, calc(var(--site-header-height) + 2rem)); }
  .hero { padding-bottom: 5.25rem; }
  .section, .thinking-index, .questions-index, .assurance-section { padding-block: 4.5rem; }
  .section-title, .thinking-index-head h2, .questions-index-head h2 { font-size: clamp(2.35rem, 6vw, 3.6rem); }
  .section-head { margin-bottom: 2.25rem; }
  .system-diagram { padding: 1.75rem; }
  .node { padding: .85rem .75rem; }
  .thinking-entry-date { display: block; grid-column: 2; grid-row: 2; margin-top: .75rem; padding-top: 0; text-align: left; }
  .thinking-entry-main h2 { font-size: clamp(1.6rem, 4.4vw, 2.35rem); }
  .question-card-link { padding-block: 1.6rem; }
  .question-card h2 { font-size: clamp(1.7rem, 4.6vw, 2.45rem); }
  .article-header { padding-top: 5.25rem; padding-bottom: 4rem; }
  .article-header h1 { font-size: clamp(3rem, 7.5vw, 5.5rem); }
  .article-content { max-width: 41rem; font-size: 1.08rem; line-height: 1.82; }
  .article-content h2 { margin-top: 3.25rem; }
  .article-featured { margin-top: 2.75rem; }
  .related-section { padding-block: 2.5rem; }
  .contact-form-wrap { padding-top: 0; }
  .contact-page-grid { gap: 3rem; }
  .assurance-model strong { font-size: 1.05rem; }
  .dvisight-system-diagram .system-diagram-flow { flex-direction: column; }
  .dvisight-system-diagram .system-node { flex: none; width: min(14rem, 80%); }
  .dvisight-system-diagram .system-arrow { transform: rotate(90deg); }
  .designed-reality { grid-template-columns: 1fr; }
  .designed-pane { border-bottom: 1px solid var(--line-strong); }
}

@media (max-width: 27rem) {
  .container, .content { width: calc(100% - 2rem); }
  .header-inner { gap: .85rem; padding-block: 1rem; }
  .brand { font-size: 1rem; }
  .nav { gap: .35rem .85rem; font-size: .62rem; }
  .nav .contact-link { padding: .5rem .6rem; }
  .hero h1, .thinking-hero h1, .questions-hero h1, .assurance-hero h1, .contact-page-intro h1 { font-size: clamp(2.85rem, 14vw, 4rem); }
  .hero p, .thinking-hero p, .questions-hero p, .assurance-lead, .contact-page-intro > p { margin-top: 1.65rem; font-size: 1.05rem; }
  .section, .thinking-index, .questions-index, .assurance-section { padding-block: 3.75rem; }
  .section-title, .thinking-index-head h2, .questions-index-head h2 { font-size: clamp(2.15rem, 11vw, 3rem); }
  .system-diagram { gap: 1.15rem; padding: 1.25rem; }
  .system-diagram figcaption { font-size: .66rem; }
  .question-card-link { grid-template-columns: 2.2rem minmax(0, 1fr); gap: .75rem; padding-block: 1.35rem; }
  .question-card h2 { font-size: clamp(1.55rem, 8vw, 2rem); }
  .question-card p { font-size: .9rem; }
  .question-card-read { font-size: .61rem; }
  .article-content { font-size: 1.06rem; }
  .article-content blockquote { margin-block: 2.25rem; padding-left: 1rem; font-size: 1.5rem; }
  .article-navigation strong { font-size: 1.1rem; }
  .priority-diagram { font-size: 3.15rem; }
  .motif-content { font-size: 1.35rem; }
  .designed-reality { grid-template-columns: 1fr; }
  .designed-pane { border-right: 0; border-bottom: 1px solid var(--line-strong); }
  .failure-sequence ol { display: block; }
  .failure-sequence li, .failure-sequence li:first-child { min-height: 0; padding: .9rem 0 .9rem 1.6rem; border-right: 0; border-bottom: 1px solid var(--line); }
  .failure-sequence li:last-child { border-bottom: 0; }
  .failure-sequence li:not(:last-child)::after { top: auto; right: auto; bottom: -.65rem; left: .15rem; transform: rotate(90deg); }
  .dvisight-evidence ul { grid-template-columns: 1fr; }
  .dvisight-evidence li, .dvisight-evidence li:nth-child(2n) { border-right: 0; border-bottom: 1px solid var(--line); padding-bottom: .7rem; }
  .dvisight-evidence li:last-child { border-bottom: 0; }
  .dvisight-assurance-flow { display: block; }
  .dvisight-assurance-flow li { min-height: 0; padding: .85rem 0; border-right: 0; border-bottom: 1px solid var(--line); }
  .dvisight-assurance-flow li:last-child { border-bottom: 0; }
  .dvisight-assurance-flow li:not(:last-child)::after { top: auto; right: .25rem; bottom: -.7rem; transform: rotate(90deg); }
  .dvisight-assurance-flow strong { margin-top: .45rem; }
  .dvisight-system-diagram { padding-block: 3rem; }
  .system-diagram-flow { flex-direction: column; gap: .35rem; }
  .system-node { flex: none; width: min(12rem, 75%); }
  .system-arrow { transform: rotate(90deg); }
  .designed-pane, .reality-pane { padding-block: 3rem; text-align: center; }
  .designed-pane ul, .reality-pane ul { list-style: none; }
  .transformation-flow { align-items: center; }
  .thinking-index-head { min-height: 0; padding-block: 2rem; text-align: center; }
  .thinking-index-head h2 { margin-inline: auto; }
  .thinking-index-head p { margin-inline: auto; }
  .visual-statement { min-height: 36vh; }
  .visual-statement p { font-size: clamp(3.2rem, 12vw, 7rem); }
  .benchmark-section { grid-template-columns: 1fr; gap: .8rem; }
  .benchmark-full-visual { grid-column: 1; }
  .benchmark-hero h1 { font-size: clamp(2.8rem, 14vw, 4.5rem); }
}

@media (max-width: 24.5rem) {
  .container, .content { width: calc(100% - 1.5rem); }
  .nav { gap: .25rem .65rem; font-size: .59rem; }
  .nav a { padding-block: .35rem; }
  .nav .contact-link { padding-inline: .5rem; }
  .hero, .thinking-hero, .questions-hero, .assurance-hero, .contact-page { padding-top: max(4.25rem, calc(var(--site-header-height) + 2rem)); }
  .hero { padding-bottom: 4.25rem; }
  .article-header h1 { font-size: 2.85rem; }
  .article-meta { font-size: .6rem; }
  .related-item strong { font-size: 1.15rem; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition-duration: .01ms !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; }
}