:root {
  color-scheme: light;
  --ink: #10172b;
  --muted: #5f687d;
  --paper: #f7f8fb;
  --white: #ffffff;
  --line: #d9deea;
  --blue: #2457f5;
  --ai: #2457f5;
  --writing: #b53672;
  --finance: #087b67;
  --shadow: 0 20px 60px rgba(16, 23, 43, 0.09);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 1rem;
  line-height: 1.65;
}
a { color: inherit; text-underline-offset: 0.18em; }
a:focus-visible, button:focus-visible { outline: 3px solid #ffbf47; outline-offset: 3px; }
.skip-link { position: fixed; left: 1rem; top: -5rem; z-index: 100; background: var(--ink); color: white; padding: .75rem 1rem; }
.skip-link:focus { top: 1rem; }
.site-header {
  width: min(1180px, calc(100% - 2rem));
  margin: 0 auto;
  min-height: 78px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--line);
}
.wordmark { text-decoration: none; font-weight: 850; letter-spacing: -.04em; font-size: 1.3rem; }
.wordmark span { color: var(--blue); }
nav { display: flex; gap: 1.25rem; font-weight: 650; }
nav a { text-decoration: none; }
.local-banner { background: var(--ink); color: white; text-align: center; padding: .48rem 1rem; font-size: .82rem; letter-spacing: .03em; }
.masthead, .briefings, .channel-band, .edition, .method-page, .policy-page {
  width: min(1180px, calc(100% - 2rem));
  margin-inline: auto;
}
.masthead { padding: clamp(4rem, 10vw, 8rem) 0 clamp(3rem, 8vw, 6rem); }
.eyebrow, .series-label { margin: 0 0 .7rem; text-transform: uppercase; letter-spacing: .13em; font-weight: 800; font-size: .78rem; }
.masthead h1, .edition h1, .method-page h1, .policy-page h1 {
  max-width: 980px;
  margin: 0;
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(3rem, 7.5vw, 7.1rem);
  line-height: .98;
  letter-spacing: -.055em;
  font-weight: 500;
}
.intro, .dek { max-width: 760px; margin: 2rem 0 0; font-size: clamp(1.12rem, 2vw, 1.42rem); color: var(--muted); }
.signal-line { display: grid; grid-template-columns: 3fr 2fr 1fr; gap: .55rem; margin-top: 3rem; max-width: 520px; }
.signal-line span { height: 8px; background: var(--ai); }
.signal-line span:nth-child(2) { background: var(--writing); }
.signal-line span:nth-child(3) { background: var(--finance); }
.briefings { padding: 4rem 0 6rem; border-top: 1px solid var(--line); }
.section-head { display: flex; align-items: end; justify-content: space-between; gap: 2rem; margin-bottom: 2rem; }
.section-head h2, .channel-band h2, .sources h2, .takeaway h2 { margin: 0; font-family: Georgia, serif; font-size: clamp(2rem, 4vw, 3.3rem); line-height: 1.08; font-weight: 500; }
.filters { display: flex; flex-wrap: wrap; gap: .5rem; }
.filters button { border: 1px solid var(--line); background: var(--white); color: var(--ink); padding: .6rem .9rem; border-radius: 999px; font: inherit; font-weight: 700; cursor: pointer; }
.filters button[aria-pressed="true"] { background: var(--ink); color: white; border-color: var(--ink); }
.brief-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1rem; }
.brief-card { --accent: var(--blue); background: var(--white); border-top: 6px solid var(--accent); padding: 1.5rem; min-height: 360px; box-shadow: var(--shadow); display: flex; flex-direction: column; }
.brief-card[hidden] { display: none; }
.card-writing { --accent: var(--writing); }
.card-finance { --accent: var(--finance); }
.brief-card .series-label { color: var(--accent); }
.brief-card h2 { margin: .5rem 0 1rem; font-family: Georgia, serif; font-weight: 500; font-size: 2rem; line-height: 1.12; }
.brief-card h2 a { text-decoration-thickness: 1px; }
.brief-card > p:not(.series-label) { color: var(--muted); }
.card-foot { margin-top: auto; padding-top: 1.5rem; display: flex; justify-content: space-between; gap: 1rem; border-top: 1px solid var(--line); font-size: .84rem; }
.card-foot a { font-weight: 800; white-space: nowrap; }
.channel-band { margin-bottom: 7rem; padding: 2.5rem; color: white; background: var(--ink); display: grid; grid-template-columns: .8fr 1.2fr; gap: 3rem; align-items: start; }
.channel-copy > p:first-child { margin: 0; font-size: 1.15rem; color: #d5dbea; }
.channel-links { display: flex; flex-wrap: wrap; gap: .75rem; margin: 1.5rem 0 0; }
.channel-links a { display: inline-block; padding: .62rem .85rem; border: 1px solid #7d8aa8; text-decoration: none; font-weight: 800; }
.channel-links a:hover { background: white; color: var(--ink); }
.edition { padding: clamp(3.5rem, 8vw, 7rem) 0 7rem; }
.edition-head { max-width: 1000px; }
.series-chip { display: inline-block; margin-bottom: 2rem; padding: .45rem .75rem; border: 1px solid currentColor; text-decoration: none; font-weight: 800; border-radius: 999px; }
.edition-ai .series-chip { color: var(--ai); }
.edition-writing .series-chip { color: var(--writing); }
.edition-finance .series-chip { color: var(--finance); }
.decision-strip { margin: 3rem 0 0; display: grid; grid-template-columns: 1fr 1fr; gap: 1px; background: var(--line); border: 1px solid var(--line); }
.decision-strip div { background: var(--white); padding: 1.25rem; }
.decision-strip dt { font-weight: 800; font-size: .78rem; text-transform: uppercase; letter-spacing: .12em; }
.decision-strip dd { margin: .45rem 0 0; color: var(--muted); }
.article-grid { display: grid; grid-template-columns: minmax(0, 740px) minmax(220px, 1fr); gap: clamp(2rem, 6vw, 7rem); margin-top: 5rem; align-items: start; }
.article-copy section { margin-bottom: 3.5rem; }
.article-copy h2 { font-family: Georgia, serif; font-size: 2rem; line-height: 1.2; font-weight: 500; }
.article-copy p { font-size: 1.1rem; }
.evidence-card { position: sticky; top: 1rem; border: 1px solid var(--line); padding: 1.5rem; background: var(--white); box-shadow: var(--shadow); }
.evidence-card p { margin: .4rem 0; }
.takeaway { margin: 4rem 0; padding: clamp(2rem, 5vw, 4rem); background: var(--ink); color: white; }
.takeaway h2 { max-width: 900px; }
.trust-block { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); }
.trust-block > div { background: var(--white); padding: 1.4rem; }
.trust-block p, .trust-block ul { margin-bottom: 0; }
.trust-block ul { padding-left: 1.15rem; }
.sources { margin-top: 5rem; max-width: 900px; }
.sources ol { margin-top: 2rem; padding-left: 1.5rem; }
.sources li { padding: 1rem 0; border-bottom: 1px solid var(--line); }
.sources li > a { font-weight: 800; }
.sources li span { display: block; color: var(--muted); font-size: .9rem; }
.sources li p { margin: .4rem 0 0; }
.educational-disclaimer { margin-top: 3rem; padding-top: 1.25rem; border-top: 1px solid var(--line); max-width: 900px; color: var(--muted); font-size: .875rem; line-height: 1.6; }
.educational-disclaimer p { margin: 0; }
.educational-disclaimer strong { color: var(--ink); }
.method-page { max-width: 980px; padding: 6rem 0 8rem; }
.method-page h1 { max-width: 820px; }
.method-steps { display: grid; grid-template-columns: 1fr 1fr; margin: 4rem 0; border: 1px solid var(--line); }
.method-steps section { padding: 2rem; background: var(--white); border: 1px solid var(--line); }
.method-steps span { color: var(--blue); font-weight: 900; }
.method-steps h2 { font-family: Georgia, serif; font-weight: 500; font-size: 1.65rem; }
.policy-panel { background: var(--ink); color: white; padding: 2.5rem; }
.policy-panel h2 { font-family: Georgia, serif; font-size: 2rem; font-weight: 500; }
.policy-panel li + li { margin-top: .65rem; }
.policy-page { max-width: 980px; padding: 6rem 0 8rem; }
.policy-page h1 { max-width: 820px; }
.policy-sections { margin-top: 4rem; display: grid; gap: 1rem; }
.policy-sections section { background: var(--white); border-left: 6px solid var(--blue); padding: clamp(1.5rem, 4vw, 2.5rem); }
.policy-sections h2 { margin-top: 0; font-family: Georgia, serif; font-size: 1.85rem; font-weight: 500; }
.policy-sections li + li { margin-top: .45rem; }
footer { border-top: 1px solid var(--line); width: min(1180px, calc(100% - 2rem)); margin: 0 auto; padding: 2rem 0 4rem; color: var(--muted); }
footer p { max-width: 760px; }
.footer-links { display: flex; flex-wrap: wrap; gap: .5rem 1.25rem; }
.copyright-notice { margin: 1.5rem 0 .35rem; color: var(--ink); font-weight: 650; }
.rights-note { margin: 0; font-size: .92rem; line-height: 1.55; }
.empty-state { padding: 2rem; background: white; }

@media (max-width: 820px) {
  .brief-grid, .trust-block { grid-template-columns: 1fr; }
  .section-head, .channel-band { display: block; }
  .filters { margin-top: 1.5rem; }
  .channel-copy { margin-top: 1.5rem; }
  .article-grid { grid-template-columns: 1fr; }
  .evidence-card { position: static; }
}

@media (max-width: 560px) {
  .site-header { align-items: flex-start; padding: 1rem 0; }
  nav { flex-direction: column; gap: .2rem; align-items: flex-end; }
  .masthead h1, .edition h1, .method-page h1 { font-size: clamp(2.65rem, 15vw, 4rem); }
  .decision-strip, .method-steps { grid-template-columns: 1fr; }
  .channel-band { padding: 1.5rem; }
  .card-foot { display: block; }
  .card-foot a { display: block; margin-top: .6rem; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}