:root {
  --bg: #0d1117;
  --surface: #161b22;
  --border: #21262d;
  --text: #e6edf3;
  --muted: #8b949e;
  --accent: #58a6ff;
  --accent-hot: #f78166;
  color-scheme: dark;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 16px/1.55 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}
.wrap { max-width: 1080px; margin: 0 auto; padding: 0 20px; }
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

.masthead { border-bottom: 1px solid var(--border); background: var(--surface); padding-top: 26px; }
.brand { font-size: 30px; font-weight: 800; color: var(--text); letter-spacing: -0.5px; }
.brand:hover { text-decoration: none; }
.brand-mark { margin-right: 6px; }
.brand-wire { color: var(--accent-hot); }
.tagline { color: var(--muted); margin: 4px 0 14px; font-size: 14px; }
.nav { display: flex; gap: 4px; overflow-x: auto; padding-bottom: 0; }
.nav a {
  color: var(--muted); font-weight: 600; font-size: 14px; padding: 10px 14px;
  border-bottom: 2px solid transparent; white-space: nowrap;
}
.nav a:hover { color: var(--text); text-decoration: none; }
.nav a.active { color: var(--text); border-bottom-color: var(--accent-hot); }

.section-heading { font-size: 26px; margin: 30px 0 4px; letter-spacing: -0.3px; }
.section-sub { color: var(--muted); margin: 0 0 22px; font-size: 14px; }

.lead-row { margin-bottom: 18px; }
.card {
  background: var(--surface); border: 1px solid var(--border); border-radius: 10px;
  padding: 16px 18px; display: flex; flex-direction: column; gap: 6px;
}
.card-lead { padding: 24px 26px; border-color: #30363d; }
.card-lead .card-title { font-size: 24px; }
.card-meta { font-size: 12px; color: var(--muted); display: flex; gap: 6px; align-items: baseline; }
.card-meta .source { color: var(--accent-hot); font-weight: 700; text-transform: uppercase; letter-spacing: 0.4px; }
.card-title { margin: 0; font-size: 16.5px; line-height: 1.35; }
.card-title a { color: var(--text); }
.card-snippet { margin: 0; color: var(--muted); font-size: 13.5px; }
.card-lead .card-snippet { font-size: 15px; }

.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(320px, 1fr)); gap: 14px; margin-bottom: 40px; }

.features-rail { margin: 8px 0 26px; }
.features-rail .rail-heading {
  font-size: 13px; text-transform: uppercase; letter-spacing: 1px;
  color: var(--accent-hot); font-weight: 800; margin: 26px 0 10px;
}
.feature-card { border-left: 3px solid var(--accent-hot); }

.prose { max-width: 760px; font-size: 17px; }
.prose h2 { margin-top: 34px; letter-spacing: -0.3px; }
.prose p, .prose li { color: #c9d1d9; }
.prose .kicker { color: var(--accent-hot); font-weight: 800; text-transform: uppercase; font-size: 13px; letter-spacing: 1px; }
.article-meta { color: var(--muted); font-size: 14px; margin-bottom: 26px; }
.sources { border-top: 1px solid var(--border); margin-top: 36px; padding-top: 14px; font-size: 14px; }
.sources h3 { font-size: 14px; text-transform: uppercase; letter-spacing: 0.6px; color: var(--muted); }
.sources li { margin-bottom: 4px; }

.empty { color: var(--muted); padding: 40px 0; }
.footer { border-top: 1px solid var(--border); margin-top: 30px; padding: 26px 0 40px; }
.footer p { color: var(--muted); font-size: 13px; max-width: 760px; }

.figure {
  margin: 10px 0 26px; padding: 18px 20px 12px;
  background: var(--surface); border: 1px solid var(--border); border-radius: 12px;
}
.figure svg { width: 100%; height: auto; display: block; }
.figure figcaption { color: var(--muted); font-size: 13px; margin-top: 10px; }

/* Article art */
.feature-card { padding: 0; overflow: hidden; display: flex; flex-direction: column; }
.card-body { padding: 14px 18px 16px; display: flex; flex-direction: column; gap: 6px; }
.card-lead .card-body { padding: 20px 26px 24px; }
.card-art { display: block; aspect-ratio: 16/7.5; overflow: hidden; border-bottom: 1px solid var(--border); }
.card-art svg { width: 100%; height: 100%; display: block; }
.card-lead .card-art { aspect-ratio: 16/6; }
.article-hero { border: 1px solid var(--border); border-radius: 12px; overflow: hidden; margin: 6px 0 22px; aspect-ratio: 16/7; }
.article-hero svg { width: 100%; height: 100%; display: block; }

.card-art img, .article-hero img { width: 100%; height: 100%; object-fit: cover; display: block; }

.sitefooter { border-top: 1px solid var(--border); margin-top: 34px; padding: 18px 0 28px; }
.sitefooter .wrap { color: var(--muted); font-size: 12.5px; }
.sitefooter a { color: var(--muted); text-decoration: underline; }