/* =========================================================
   Arx — Blog listing (cream / editorial)
   Loaded on blog/index.html
   Depends on: tokens.css, chrome.css, marketing-nav.css, white.css
   ========================================================= */

/* ── listing hero ────────────────────────────────────── */
.listing-hero {
  border-bottom: 1px solid var(--rule);
  background: #FFFFFF;
  padding: 88px 0 64px;
}
.listing-hero .inner {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 var(--gutter);
}
.listing-hero h1 {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(48px, 6.4vw, 84px);
  line-height: 1.02;
  letter-spacing: -0.025em;
  color: var(--ink);
  max-width: 18ch;
  margin: 22px 0 24px;
}
.listing-hero h1 em { font-style: italic; }
.listing-hero h1 .underline {
  background-image: linear-gradient(to bottom, transparent 78%, rgba(181,74,43,.32) 78%, rgba(181,74,43,.32) 92%, transparent 92%);
  padding: 0 .04em;
}
.listing-hero .lede {
  font-family: var(--font-sans);
  font-size: 18px;
  line-height: 1.55;
  color: var(--ink-2);
  max-width: 62ch;
}

/* ── feature row ─────────────────────────────────────── */
.feature-row {
  border-bottom: 1px solid var(--rule);
  padding: 48px 0 56px;
  background: var(--paper);
}
.feature-row .inner {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 var(--gutter);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: center;
}
.feature-card {
  display: block;
  padding: 0;
  border: 0;
  background: transparent;
}
.feature-card .cat {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--signal);
  display: inline-flex; align-items: center; gap: 10px;
  margin-bottom: 16px;
}
.feature-card .cat::before {
  content: ""; width: 6px; height: 6px; background: var(--signal); border-radius: 50%;
}
.feature-card h2 {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(32px, 3.6vw, 48px);
  line-height: 1.08;
  letter-spacing: -0.02em;
  color: var(--ink);
  margin-bottom: 16px;
  max-width: 16ch;
}
.feature-card h2 em { font-style: italic; }
.feature-card .dek {
  font-family: var(--font-sans);
  font-size: 17px;
  line-height: 1.55;
  color: var(--ink-2);
  max-width: 50ch;
  margin-bottom: 18px;
}
.feature-card .meta {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-3);
}
.feature-card .read {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--ink);
  border-bottom: 1px solid var(--ink);
  padding-bottom: 2px;
  margin-top: 22px;
}
.feature-card .read::after { content: "→"; transition: transform .2s var(--ease); }
.feature-card:hover .read::after { transform: translateX(3px); }

.feature-art {
  border: 1px solid var(--rule);
  background: #FFFFFF;
  padding: 28px;
}
.feature-art svg { width: 100%; height: auto; display: block; }

/* ── grid of posts ───────────────────────────────────── */
.grid-section {
  padding: 64px 0 80px;
  background: #FFFFFF;
}
.grid-section .inner {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 var(--gutter);
}
.grid-section .grid-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  margin-bottom: 40px;
}
.grid-section .grid-head .eyebrow { color: var(--ink-3); }
.grid-section .grid-head .count {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--ink-3);
}
.post-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--rule);
  border-left: 1px solid var(--rule);
}
.post-card {
  display: flex;
  flex-direction: column;
  padding: 28px 28px 32px;
  border-right: 1px solid var(--rule);
  border-bottom: 1px solid var(--rule);
  background: #FFFFFF;
  min-height: 280px;
  transition: background .18s var(--ease);
}
.post-card:hover { background: var(--paper-2); }
.post-card .cat {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--signal);
  margin-bottom: 14px;
}
.post-card h3 {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: 22px;
  line-height: 1.18;
  letter-spacing: -0.015em;
  color: var(--ink);
  margin-bottom: 12px;
}
.post-card .dek {
  font-family: var(--font-sans);
  font-size: 14.5px;
  line-height: 1.55;
  color: var(--ink-2);
  flex: 1;
}
.post-card .meta {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-3);
  margin-top: 18px;
  display: flex;
  gap: 16px;
}

@media (max-width: 980px) {
  .feature-row .inner { grid-template-columns: 1fr; gap: 32px; }
  .post-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 640px) {
  .listing-hero { padding: 64px 0 40px; }
  .listing-hero h1 { font-size: 44px; }
  .post-grid { grid-template-columns: 1fr; }
}