:root {
  --paper: #fbfaf7;
  --paper-raised: #ffffff;
  --ink: #0f1d1e;
  --ink-soft: #445251;
  --ink-faint: #71817f;
  --teal-900: #004d5b;
  --teal-700: #006272;
  --mint: #eef5f3;
  --mint-strong: #ddece8;
  --line: rgba(15, 29, 30, .18);
  --line-light: rgba(15, 29, 30, .10);
  --serif: 'Noto Serif TC', 'Songti TC', 'PMingLiU', serif;
  --sans: 'Noto Sans TC', 'PingFang TC', 'Microsoft JhengHei', sans-serif;
  --mono: 'IBM Plex Mono', 'SFMono-Regular', Consolas, monospace;
  --max: min(1240px, calc(100vw - 80px));
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
[id] { scroll-margin-top: 96px; }
body { margin: 0; background: var(--paper); color: var(--ink); font-family: var(--sans); font-size: 16px; line-height: 1.75; }
img { display: block; width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
button { font: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }

.skip-link { position: fixed; left: 18px; top: -100px; z-index: 100; padding: 10px 14px; background: var(--ink); color: #fff; font-size: 14px; transition: top .15s ease; }
.skip-link:focus { top: 18px; }
.section-shell { width: var(--max); margin-inline: auto; }
.section-index { margin: 0; color: var(--teal-700); font: 600 12px/1.2 var(--mono); letter-spacing: .08em; }
.wordmark { font: 700 28px/1 var(--sans); letter-spacing: -0.065em; color: var(--ink); white-space: nowrap; }
.wordmark span { color: var(--teal-700); }

.site-header { position: sticky; top: 0; z-index: 20; display: flex; align-items: center; gap: 34px; width: 100%; min-height: 76px; padding: 0 max(40px, calc((100vw - 1240px) / 2)); background: color-mix(in srgb, var(--paper) 94%, transparent); border-bottom: 1px solid var(--line-light); backdrop-filter: blur(14px); }
.site-nav { display: flex; align-items: center; gap: 27px; margin-left: auto; font-size: 14px; color: var(--ink-soft); }
.site-nav a { transition: color .18s ease; }
.site-nav a:hover, .site-nav a[aria-current='page'] { color: var(--teal-700); }
.header-cta { display: inline-flex; align-items: center; justify-content: center; min-height: 41px; padding: 0 17px; background: var(--teal-900); color: #fff; font-size: 14px; font-weight: 600; letter-spacing: .02em; transition: background .18s ease, transform .18s ease; }
.header-cta:hover { background: var(--teal-700); transform: translateY(-1px); }
.nav-toggle { display: none; margin-left: auto; border: 0; background: transparent; color: var(--ink); cursor: pointer; font-size: 14px; }

.hero { display: grid; grid-template-columns: minmax(0, .82fr) minmax(520px, 1.18fr); align-items: center; gap: clamp(46px, 6vw, 100px); width: var(--max); min-height: calc(100svh - 76px); margin: 0 auto; padding: 80px 0 84px; }
.hero-copy { max-width: 560px; }
.hero h1 { margin: 0; font-family: var(--serif); font-size: clamp(40px, 3.25vw, 54px); font-weight: 600; letter-spacing: -.065em; line-height: 1.2; text-wrap: balance; }
.insights-hero h1, .article-detail h1 { margin: 0; font-family: var(--serif); font-size: clamp(44px, 4.35vw, 70px); font-weight: 600; letter-spacing: -.075em; line-height: 1.16; text-wrap: balance; }
.hero-copy > p { max-width: 520px; margin: 30px 0 0; color: var(--ink-soft); font-size: 17px; line-height: 1.85; }
.hero-actions { display: flex; align-items: center; flex-wrap: wrap; gap: 26px; margin-top: 34px; }
.button { display: inline-flex; align-items: center; justify-content: center; gap: 28px; min-height: 52px; padding: 0 23px; border: 1px solid var(--teal-900); cursor: pointer; font-size: 15px; font-weight: 600; letter-spacing: .01em; transition: transform .18s ease, background .18s ease, color .18s ease; }
.button-primary { background: var(--teal-900); color: #fff; }
.button-primary:hover { background: var(--teal-700); transform: translateY(-2px); }
.text-link { display: inline-flex; align-items: center; gap: 11px; color: var(--teal-900); font-size: 15px; font-weight: 600; line-height: 1.5; }
.text-link span, .text-link i { font-size: 19px; font-style: normal; transition: transform .18s ease; }
.text-link:hover span, .text-link:hover i { transform: translateX(4px); }
.hero-media { position: relative; margin: 0; }
.hero-media img { aspect-ratio: 1.38 / 1; object-fit: cover; object-position: 65% center; }
.hero-media figcaption { padding-top: 14px; color: var(--ink-faint); font-size: 12px; line-height: 1.55; }

.trust-rail { display: grid; grid-template-columns: repeat(4, 1fr); width: 100%; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.trust-rail div { display: flex; flex-direction: column; gap: 3px; min-height: 111px; padding: 28px max(20px, calc((100vw - 1240px) / 2)); padding-right: 22px; border-right: 1px solid var(--line); }
.trust-rail div:nth-child(1) { padding-left: max(40px, calc((100vw - 1240px) / 2)); }
.trust-rail div:last-child { border-right: 0; }
.trust-rail strong { color: var(--teal-900); font-size: 16px; font-weight: 700; }
.trust-rail span { color: var(--ink-soft); font-size: 13px; }

.manifesto { display: grid; grid-template-columns: 1fr 8fr; gap: 28px; padding-top: clamp(105px, 12vw, 185px); padding-bottom: clamp(105px, 12vw, 185px); }
.platform h2, .manifesto h2, .method h2, .evidence-section h2, .knowledge-entries h2, .proof h2, .current-scope h2, .insights h2, .demo h2 { max-width: 920px; margin: 0; font-family: var(--serif); font-size: clamp(36px, 4vw, 62px); font-weight: 600; letter-spacing: -.07em; line-height: 1.22; text-wrap: balance; }
.platform { padding-top: clamp(104px, 12vw, 174px); padding-bottom: clamp(104px, 12vw, 174px); }
.platform-intro { display: grid; grid-template-columns: 1fr 3.2fr; gap: 28px; }
.platform-intro > div > p { max-width: 710px; margin: 27px 0 0; color: var(--ink-soft); font-size: 17px; }
.knowledge-flow { margin: clamp(55px, 7vw, 88px) 0 0; padding: 0; list-style: none; border-top: 1px solid var(--line); }
.knowledge-flow li { display: grid; grid-template-columns: 15% 26% 1fr; align-items: start; gap: 26px; padding: 28px 0 30px; border-bottom: 1px solid var(--line); }
.knowledge-flow span { grid-column: 1; color: var(--teal-700); font: 600 12px/1.55 var(--mono); }
.knowledge-flow li > div { display: contents; }
.knowledge-flow h3 { grid-column: 2; margin: 0; font-family: var(--serif); font-size: clamp(22px, 2vw, 31px); font-weight: 600; letter-spacing: -.045em; line-height: 1.35; }
.knowledge-flow p { grid-column: 3; max-width: 610px; margin: 0; color: var(--ink-soft); font-size: 15px; line-height: 1.8; }

.news-band { padding: clamp(72px, 8vw, 118px) 0; background: var(--teal-900); color: #fff; }
.news-shell { display: grid; grid-template-columns: 1fr 2.7fr; gap: 28px; }
.news-band .section-index { color: var(--mint-strong); }
.news-date { margin: 13px 0 0; color: rgba(255,255,255,.58); font: 600 11px/1.5 var(--mono); letter-spacing: .06em; }
.news-copy h2 { max-width: 770px; margin: 0; font-family: var(--serif); font-size: clamp(34px, 4vw, 58px); font-weight: 600; letter-spacing: -.07em; line-height: 1.23; text-wrap: balance; }
.news-copy > p { max-width: 690px; margin: 25px 0 0; color: rgba(255,255,255,.75); font-size: 16px; line-height: 1.85; }
.news-copy .text-link { margin-top: 29px; color: var(--mint-strong); }

.manifesto p:last-child { max-width: 620px; margin: 28px 0 0; color: var(--ink-soft); font-size: 17px; }

.stories { overflow: hidden; }
.story { display: grid; grid-template-columns: 1fr 1fr; min-height: 770px; }
.story-media { min-height: 100%; margin: 0; overflow: hidden; }
.story-media img { height: 100%; min-height: 660px; object-fit: cover; }
.story-light .story-media img { object-position: 47% center; }
.story-dark .story-media img { object-position: 56% center; }
.story-copy { display: flex; flex-direction: column; justify-content: center; padding: clamp(68px, 9vw, 150px) clamp(40px, 9vw, 155px); }
.story-light .story-copy { background: var(--paper-raised); }
.story-dark { background: var(--teal-900); color: #fff; }
.story-dark .section-index { color: var(--mint-strong); }
.story h2 { max-width: 610px; margin: 19px 0 0; font-family: var(--serif); font-size: clamp(34px, 3.45vw, 55px); font-weight: 600; letter-spacing: -.07em; line-height: 1.25; text-wrap: balance; }
.story-lead { max-width: 560px; margin: 27px 0 0; color: var(--ink-soft); font-size: 16px; }
.story-dark .story-lead { color: rgba(255,255,255,.76); }
.problem-solution { max-width: 590px; margin: 40px 0 34px; border-top: 1px solid var(--line); }
.problem-solution div { display: grid; grid-template-columns: 110px 1fr; gap: 17px; padding: 17px 0; border-bottom: 1px solid var(--line); }
.problem-solution dt { color: var(--teal-700); font: 600 11px/1.45 var(--mono); letter-spacing: .04em; }
.problem-solution dd { margin: 0; color: var(--ink-soft); font-size: 14px; line-height: 1.7; }
.story-dark .problem-solution { border-color: rgba(255,255,255,.25); }
.story-dark .problem-solution div { border-color: rgba(255,255,255,.20); }
.story-dark .problem-solution dt { color: var(--mint-strong); }
.story-dark .problem-solution dd { color: rgba(255,255,255,.78); }
.story-dark .text-link { color: var(--mint-strong); }

.method { display: grid; grid-template-columns: .7fr 1.3fr; gap: clamp(56px, 10vw, 150px); padding-top: clamp(110px, 13vw, 194px); padding-bottom: clamp(110px, 13vw, 194px); }
.method-intro > p:last-child { max-width: 440px; margin: 27px 0 0; color: var(--ink-soft); font-size: 16px; }
.method-steps { margin: 0; padding: 0; list-style: none; border-top: 1px solid var(--line); }
.method-steps li { display: grid; grid-template-columns: 65px 1fr; gap: 18px; padding: 22px 0 24px; border-bottom: 1px solid var(--line); }
.method-steps span { color: var(--teal-700); font: 600 12px/1.5 var(--mono); }
.method-steps h3 { margin: 0; font-size: 20px; font-weight: 700; line-height: 1.4; }
.method-steps p { margin: 6px 0 0; color: var(--ink-soft); font-size: 14px; line-height: 1.7; }

.evidence-section { padding: clamp(100px, 12vw, 170px) 0; background: var(--mint); }
.evidence-shell { display: grid; grid-template-columns: .9fr 1.1fr; gap: clamp(60px, 10vw, 150px); }
.evidence-intro > p:last-child { max-width: 490px; margin: 27px 0 0; color: var(--ink-soft); font-size: 16px; }
.evidence-record { border-top: 2px solid var(--teal-900); }
.evidence-question { margin: 0; padding: 20px 0 25px; color: var(--teal-900); font-family: var(--serif); font-size: clamp(22px, 2.3vw, 32px); font-weight: 600; letter-spacing: -.045em; line-height: 1.45; }
.evidence-record dl { margin: 0; border-top: 1px solid var(--line); }
.evidence-record dl div { display: grid; grid-template-columns: 100px 1fr; gap: 20px; padding: 17px 0 19px; border-bottom: 1px solid var(--line); }
.evidence-record dt { color: var(--teal-700); font: 600 11px/1.5 var(--mono); letter-spacing: .05em; }
.evidence-record dd { margin: 0; color: var(--ink-soft); font-size: 14px; line-height: 1.75; }

.knowledge-entries { display: grid; grid-template-columns: 1fr 1.35fr; gap: clamp(60px, 10vw, 150px); padding-top: clamp(106px, 13vw, 182px); padding-bottom: clamp(106px, 13vw, 182px); }
.entry-types { border-top: 1px solid var(--line); }
.entry-types article { padding: 27px 0 30px; border-bottom: 1px solid var(--line); }
.entry-types p { margin: 0; color: var(--teal-700); font: 600 11px/1.4 var(--mono); letter-spacing: .07em; }
.entry-types h3 { max-width: 550px; margin: 12px 0 0; font-family: var(--serif); font-size: clamp(25px, 2.5vw, 37px); font-weight: 600; letter-spacing: -.055em; line-height: 1.3; }
.entry-types span { display: block; max-width: 590px; margin-top: 13px; color: var(--ink-soft); font-size: 15px; line-height: 1.8; }

.proof { padding: clamp(86px, 9vw, 142px) max(40px, calc((100vw - 1240px) / 2)); background: var(--teal-900); color: #fff; }
.proof .section-index { color: var(--mint-strong); }
.proof-heading h2 { max-width: 710px; margin-top: 18px; }
.proof-facts { display: grid; grid-template-columns: repeat(4, 1fr); margin-top: clamp(57px, 7vw, 94px); border-top: 1px solid rgba(255,255,255,.35); border-bottom: 1px solid rgba(255,255,255,.35); }
.proof-facts div { display: flex; flex-direction: column; gap: 5px; min-height: 143px; justify-content: center; padding: 20px 28px; border-right: 1px solid rgba(255,255,255,.35); }
.proof-facts div:first-child { padding-left: 0; }
.proof-facts div:last-child { border-right: 0; }
.proof-facts strong { font-family: var(--serif); font-size: clamp(37px, 4vw, 59px); font-weight: 600; letter-spacing: -.05em; line-height: 1; }
.proof-facts span { color: rgba(255,255,255,.74); font-size: 14px; }
.proof-note { margin: 17px 0 0; color: rgba(255,255,255,.57); font-size: 12px; }

.current-scope { display: grid; grid-template-columns: .85fr 1.15fr; gap: clamp(62px, 10vw, 150px); padding-top: clamp(103px, 12vw, 171px); padding-bottom: clamp(103px, 12vw, 171px); }
.scope-lines { margin: 0; border-top: 1px solid var(--line); }
.scope-lines div { display: grid; grid-template-columns: 120px 1fr; gap: 22px; padding: 19px 0 21px; border-bottom: 1px solid var(--line); }
.scope-lines dt { color: var(--teal-700); font: 600 11px/1.45 var(--mono); letter-spacing: .06em; }
.scope-lines dd { margin: 0; color: var(--ink-soft); font-size: 14px; line-height: 1.75; }

.insights { padding-top: clamp(112px, 13vw, 194px); padding-bottom: clamp(112px, 13vw, 194px); }
.insights-heading { display: grid; grid-template-columns: 1fr 2.7fr; column-gap: 28px; }
.insights-heading > p:last-child { grid-column: 2; max-width: 660px; margin: 24px 0 0; color: var(--ink-soft); font-size: 16px; }
.featured-article { margin-top: 75px; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.featured-link { display: grid; grid-template-columns: 1.2fr 1fr; align-items: stretch; }
.featured-link img { height: 100%; min-height: 385px; object-fit: cover; object-position: 52% center; }
.featured-link > div { display: flex; flex-direction: column; justify-content: center; padding: clamp(36px, 5vw, 72px); background: var(--mint); }
.featured-link p, .journal-copy > p, .article-detail header > p { margin: 0; color: var(--teal-700); font: 600 11px/1.4 var(--mono); letter-spacing: .06em; }
.featured-link h3 { margin: 16px 0 0; font-family: var(--serif); font-size: clamp(29px, 3.2vw, 47px); font-weight: 600; letter-spacing: -.06em; line-height: 1.3; }
.featured-link span { margin-top: 18px; color: var(--ink-soft); font-size: 15px; line-height: 1.75; }
.featured-link b { margin-top: 31px; color: var(--teal-900); font-size: 14px; }
.featured-link i { padding-left: 7px; font-size: 20px; font-style: normal; }
.article-list { border-bottom: 1px solid var(--line); }
.article-row { display: grid; grid-template-columns: 112px 130px 1fr 24px; align-items: center; gap: 16px; min-height: 85px; border-top: 1px solid var(--line); }
.article-row span { color: var(--ink-faint); font: 500 11px/1.3 var(--mono); letter-spacing: .04em; }
.article-row strong { font-family: var(--serif); font-size: 20px; font-weight: 600; letter-spacing: -.035em; }
.article-row i { color: var(--teal-700); font-size: 23px; font-style: normal; transition: transform .18s ease; }
.article-row:hover i { transform: translateX(4px); }
.all-articles { margin-top: 34px; }

.line-contact { display: grid; grid-template-columns: 1fr 2.7fr; gap: 28px; padding-top: clamp(96px, 10vw, 158px); padding-bottom: clamp(96px, 10vw, 158px); border-top: 1px solid var(--line); }
.line-contact h2 { max-width: 830px; margin: 0; font-family: var(--serif); font-size: clamp(36px, 4vw, 62px); font-weight: 600; letter-spacing: -.07em; line-height: 1.22; text-wrap: balance; }
.contact-copy > p { max-width: 690px; margin: 27px 0 0; color: var(--ink-soft); font-size: 17px; line-height: 1.8; }
.line-form { max-width: 740px; margin: 39px 0 0; padding-top: 26px; border-top: 1px solid var(--line); }
.line-form label { display: flex; flex-direction: column; gap: 9px; color: var(--teal-900); font-size: 13px; font-weight: 700; }
.line-form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; margin-bottom: 18px; }
.line-form input, .line-form textarea { width: 100%; box-sizing: border-box; border: 1px solid var(--line); border-radius: 0; background: var(--paper-raised); color: var(--ink); font: 15px/1.6 var(--sans); outline: 0; }
.line-form input { min-height: 48px; padding: 10px 12px; }
.line-form textarea { min-height: 118px; padding: 11px 12px; resize: vertical; }
.line-form input:focus, .line-form textarea:focus { border-color: var(--teal-700); box-shadow: 0 0 0 3px rgba(4,107,107,.12); }
.line-form .button { margin-top: 23px; }
.line-form-note, .line-form-status { margin: 14px 0 0; color: var(--ink-faint); font-size: 12px; line-height: 1.65; }
.line-form-status { color: var(--teal-700); font-weight: 600; }
.line-message { display: block; margin-top: 15px; background: var(--mint); }
.line-message[hidden] { display: none; }
.direct-line-link { margin-top: 27px; }

.site-footer { display: grid; grid-template-columns: .7fr 1.5fr .8fr; gap: 52px; padding: 48px max(40px, calc((100vw - 1240px) / 2)); background: var(--ink); color: #fff; }
.site-footer .wordmark { color: #fff; }
.site-footer p { max-width: 520px; margin: 0; color: rgba(255,255,255,.68); font-size: 13px; line-height: 1.75; }
.site-footer > div { display: flex; flex-direction: column; align-items: flex-start; gap: 7px; font-size: 13px; }
.site-footer > div a { color: rgba(255,255,255,.72); }
.site-footer > div a:hover { color: #fff; }

/* Journal */
.insights-hero { max-width: 940px; padding-top: clamp(110px, 12vw, 174px); padding-bottom: 82px; }
.insights-hero h1 { max-width: 780px; margin-top: 19px; }
.insights-hero > p:last-child { max-width: 690px; margin: 30px 0 0; color: var(--ink-soft); font-size: 17px; }
.filter-bar { display: flex; gap: 22px; padding-bottom: 29px; border-bottom: 1px solid var(--line); }
.filter-button { padding: 0 0 8px; border: 0; border-bottom: 2px solid transparent; background: transparent; color: var(--ink-faint); cursor: pointer; font-size: 14px; }
.filter-button:hover, .filter-button.is-active { border-color: var(--teal-700); color: var(--teal-900); font-weight: 700; }
.journal-list { padding-top: 21px; padding-bottom: clamp(104px, 12vw, 180px); }
.journal-entry { display: grid; grid-template-columns: minmax(280px, .76fr) 1.24fr; gap: clamp(35px, 6vw, 92px); align-items: center; padding: 46px 0; border-bottom: 1px solid var(--line); }
.journal-image { display: block; overflow: hidden; }
.journal-image img { aspect-ratio: 1.26 / 1; object-fit: cover; transition: transform .35s ease; }
.journal-image:hover img { transform: scale(1.025); }
.journal-copy h2 { max-width: 740px; margin: 16px 0 0; font-family: var(--serif); font-size: clamp(31px, 3.1vw, 47px); font-weight: 600; letter-spacing: -.06em; line-height: 1.27; }
.journal-copy h2 a:hover { color: var(--teal-700); }
.journal-copy > p:not(:first-child) { max-width: 700px; margin: 18px 0 0; color: var(--ink-soft); font-size: 15px; }
.journal-copy .text-link { margin-top: 23px; }
.empty-state { padding: 90px 0; color: var(--ink-faint); }

/* Article detail */
.article-shell { width: min(920px, calc(100vw - 80px)); margin: 0 auto; padding: clamp(78px, 10vw, 142px) 0 clamp(110px, 14vw, 190px); }
.back-link { display: inline-block; margin-bottom: 47px; color: var(--teal-700); font-size: 14px; font-weight: 600; }
.article-detail header { max-width: 850px; }
.article-detail h1 { margin-top: 18px; }
.article-summary { max-width: 690px; margin: 30px 0 0; color: var(--ink-soft); font-size: 20px; line-height: 1.75; }
.article-detail figure { margin: 58px 0 0; }
.article-detail figure img { aspect-ratio: 1.52 / 1; object-fit: cover; }
.article-body { max-width: 690px; margin: 56px auto 0; font-size: 18px; line-height: 2; }
.article-body p { margin: 0 0 25px; }
.article-detail aside { max-width: 690px; margin: 55px auto 0; padding: 29px 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.article-detail aside strong { color: var(--teal-700); font: 600 11px/1.4 var(--mono); letter-spacing: .08em; }
.article-detail aside p { margin: 10px 0 0; color: var(--ink-soft); font-size: 15px; }
.article-detail aside .text-link { margin-top: 18px; }

.reveal { opacity: 1; transform: none; }
.reveal.is-visible { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } *, *::before, *::after { transition-duration: .01ms !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; } }

@media (max-width: 1050px) {
  :root { --max: min(100% - 56px, 1240px); }
  .site-header { padding-inline: 28px; gap: 22px; }
  .site-nav { gap: 17px; }
  .hero { grid-template-columns: .85fr 1.15fr; gap: 42px; }
  .story-copy { padding-inline: 52px; }
  .method { gap: 70px; }
}

@media (max-width: 760px) {
  :root { --max: calc(100% - 40px); }
  body { font-size: 15px; }
  .site-header { min-height: 64px; padding-inline: 20px; }
  .wordmark { font-size: 26px; }
  .nav-toggle { display: block; }
  .site-nav { position: absolute; top: 63px; left: 0; right: 0; display: none; flex-direction: column; align-items: flex-start; gap: 0; padding: 9px 20px 18px; background: var(--paper); border-bottom: 1px solid var(--line-light); }
  .site-nav.is-open { display: flex; }
  .site-nav a { width: 100%; padding: 11px 0; }
  .header-cta { display: none; }
  .hero { display: flex; flex-direction: column; align-items: stretch; gap: 42px; min-height: auto; padding: 64px 0 50px; }
  .hero h1 { font-size: clamp(36px, 10vw, 47px); }
  .insights-hero h1, .article-detail h1 { font-size: clamp(39px, 12vw, 55px); }
  .hero-copy > p { margin-top: 22px; font-size: 16px; }
  .hero-actions { gap: 19px; margin-top: 27px; }
  .hero-media img { aspect-ratio: 1.12 / 1; object-position: 63% center; }
  .trust-rail { grid-template-columns: 1fr 1fr; }
  .trust-rail div { min-height: 89px; padding: 19px 20px; border-bottom: 1px solid var(--line); }
  .trust-rail div:nth-child(1) { padding-left: 20px; }
  .trust-rail div:nth-child(2) { border-right: 0; }
  .trust-rail div:nth-last-child(-n+2) { border-bottom: 0; }
  .platform-intro, .news-shell, .manifesto, .method, .evidence-shell, .knowledge-entries, .current-scope, .line-contact, .insights-heading { display: block; }
  .platform { padding-top: 86px; padding-bottom: 88px; }
  .platform .section-index, .evidence-intro .section-index, .knowledge-entries .section-index, .scope-heading .section-index { margin-bottom: 20px; }
  .platform h2, .manifesto h2, .method h2, .evidence-section h2, .knowledge-entries h2, .proof h2, .current-scope h2, .insights h2, .line-contact h2 { font-size: clamp(36px, 10.2vw, 50px); }
  .platform-intro > div > p { margin-top: 21px; font-size: 15px; }
  .knowledge-flow { margin-top: 46px; }
  .knowledge-flow li { grid-template-columns: 42px 1fr; gap: 14px; padding: 21px 0 24px; }
  .knowledge-flow span { grid-column: 1; grid-row: 1; }
  .knowledge-flow h3 { grid-column: 2; grid-row: 1; font-size: 25px; }
  .knowledge-flow p { grid-column: 2; grid-row: 2; margin-top: 5px; font-size: 14px; }
  .news-band { padding: 75px 0 78px; }
  .news-date { margin-top: 11px; }
  .news-copy { margin-top: 37px; }
  .news-copy h2 { font-size: clamp(36px, 10.2vw, 50px); }
  .news-copy > p { margin-top: 21px; font-size: 15px; }
  .manifesto { padding-top: 86px; padding-bottom: 86px; }
  .manifesto .section-index, .method-intro .section-index, .line-contact > .section-index, .insights-heading .section-index { margin-bottom: 20px; }
  .manifesto p:last-child, .method-intro > p:last-child, .insights-heading > p:last-child { margin-top: 21px; font-size: 15px; }
  .story { display: flex; flex-direction: column; min-height: 0; }
  .story-dark .story-copy { order: 1; }
  .story-dark .story-media { order: 2; }
  .story-media img { min-height: 0; aspect-ratio: 1.12 / 1; }
  .story-copy { padding: 60px 20px 66px; }
  .story h2 { font-size: clamp(34px, 10vw, 48px); }
  .story-lead { margin-top: 20px; }
  .problem-solution { margin: 30px 0; }
  .problem-solution div { grid-template-columns: 1fr; gap: 6px; }
  .method { padding-top: 88px; padding-bottom: 90px; }
  .method-steps { margin-top: 45px; }
  .evidence-section { padding: 88px 0 90px; }
  .evidence-intro > p:last-child { margin-top: 21px; font-size: 15px; }
  .evidence-record { margin-top: 44px; }
  .evidence-question { padding: 18px 0 21px; font-size: 26px; }
  .evidence-record dl div, .scope-lines div { grid-template-columns: 1fr; gap: 6px; }
  .knowledge-entries { padding-top: 88px; padding-bottom: 90px; }
  .entry-types { margin-top: 45px; }
  .entry-types h3 { font-size: 30px; }
  .entry-types span { font-size: 14px; }
  .proof { padding: 75px 20px; }
  .proof-facts { grid-template-columns: 1fr 1fr; margin-top: 47px; }
  .proof-facts div { min-height: 114px; padding: 18px 17px; border-bottom: 1px solid rgba(255,255,255,.35); }
  .proof-facts div:nth-child(1), .proof-facts div:nth-child(3) { padding-left: 0; }
  .proof-facts div:nth-child(2), .proof-facts div:nth-child(4) { border-right: 0; }
  .proof-facts div:nth-last-child(-n+2) { border-bottom: 0; }
  .proof-facts strong { font-size: 39px; }
  .current-scope { padding-top: 88px; padding-bottom: 90px; }
  .scope-lines { margin-top: 45px; }
  .insights { padding-top: 90px; padding-bottom: 93px; }
  .featured-article { margin-top: 44px; }
  .featured-link { display: flex; flex-direction: column; }
  .featured-link img { min-height: 0; aspect-ratio: 1.15 / 1; }
  .featured-link > div { padding: 31px 24px 35px; }
  .featured-link h3 { font-size: 34px; }
  .article-row { grid-template-columns: 1fr 26px; gap: 8px; padding: 18px 0; }
  .article-row span { grid-row: 1; }
  .article-row span:nth-child(2) { text-align: right; }
  .article-row strong { grid-column: 1; grid-row: 2; font-size: 19px; line-height: 1.55; }
  .article-row i { grid-column: 2; grid-row: 2; }
  .line-contact { padding-top: 87px; padding-bottom: 90px; }
  .contact-copy > p { margin-top: 21px; font-size: 15px; }
  .line-form { margin-top: 32px; }
  .line-form-grid { grid-template-columns: 1fr; gap: 16px; }
  .line-form .button { width: 100%; justify-content: space-between; }
  .site-footer { display: flex; flex-direction: column; gap: 22px; padding: 38px 20px; }
  .site-footer > div { flex-direction: row; flex-wrap: wrap; gap: 10px 19px; }
  .insights-hero { padding-top: 86px; padding-bottom: 55px; }
  .filter-bar { gap: 17px; overflow-x: auto; padding-bottom: 17px; }
  .filter-button { flex: 0 0 auto; }
  .journal-list { padding-top: 0; }
  .journal-entry { display: flex; flex-direction: column; align-items: stretch; gap: 24px; padding: 36px 0; }
  .journal-image img { aspect-ratio: 1.28 / 1; }
  .journal-copy h2 { font-size: 34px; }
  .article-shell { width: calc(100% - 40px); padding-top: 63px; }
  .back-link { margin-bottom: 34px; }
  .article-summary { margin-top: 20px; font-size: 17px; }
  .article-detail figure { margin-top: 38px; }
  .article-detail figure img { aspect-ratio: 1.2 / 1; }
  .article-body { margin-top: 38px; font-size: 17px; line-height: 1.95; }
}