:root {
  --bg: #f5f7fb;
  --bg-elev: rgba(255,255,255,0.9);
  --panel: #ffffff;
  --text: #0f172a;
  --muted: #5b6475;
  --line: rgba(15, 23, 42, 0.10);
  --accent: #2563eb;
  --accent-2: #dbeafe;
  --accent-text: #0b3ea8;
  --success: #0f9f63;
  --shadow: 0 24px 80px rgba(15, 23, 42, 0.08);
  --max: 1180px;
  --radius: 22px;
}

body.dark {
  --bg: #09111f;
  --bg-elev: rgba(14, 22, 39, 0.88);
  --panel: #101a2d;
  --text: #edf2fb;
  --muted: #99a6bf;
  --line: rgba(255,255,255,0.09);
  --accent: #8cc7ff;
  --accent-2: rgba(140,199,255,0.12);
  --accent-text: #d7ecff;
  --success: #7dd3a8;
  --shadow: 0 24px 80px rgba(0, 0, 0, 0.32);
}

* { box-sizing: border-box; }
body.rf-substack-body {
  margin: 0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: radial-gradient(circle at top left, rgba(37,99,235,0.10), transparent 28%), radial-gradient(circle at top right, rgba(15,159,99,0.08), transparent 22%), var(--bg);
  color: var(--text);
  line-height: 1.6;
  transition: background 0.2s ease, color 0.2s ease;
}
a { color: inherit; text-decoration: none; }
p { margin-top: 0; }
.container { width: min(100% - 32px, var(--max)); margin: 0 auto; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(14px);
  background: var(--bg-elev);
  border-bottom: 1px solid var(--line);
}
.nav {
  min-height: 76px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 800;
  letter-spacing: 0.01em;
}
.brand-mark {
  width: 38px;
  height: 38px;
  border-radius: 12px;
  display: grid;
  place-items: center;
  background: linear-gradient(135deg, var(--accent), #7cc4ff);
  color: #08101d;
  font-size: 14px;
  font-weight: 900;
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 24px;
  color: var(--muted);
  font-size: 15px;
}
.nav-links ul { display: flex; gap: 24px; list-style: none; margin: 0; padding: 0; }
.nav-links a:hover { color: var(--text); }
.nav-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}
.toggle-btn, .nav-cta, .btn, .mini-btn {
  border: 1px solid var(--line);
  border-radius: 999px;
  background: transparent;
  color: var(--text);
  font: inherit;
  cursor: pointer;
}
.toggle-btn { padding: 10px 14px; font-size: 14px; min-width: 110px; }
.nav-cta { padding: 12px 16px; color: var(--accent-text); background: var(--accent-2); font-weight: 700; }

section { padding: 40px 0; }
.hero { padding: 80px 0 42px; }
.hero-grid { display: grid; grid-template-columns: 1.2fr 0.8fr; gap: 22px; align-items: stretch; }
.hero-copy, .hero-panel, .card, .report-card, .cta-panel, .metric, .default-page-wrap {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}
.hero-copy { padding: 52px; }
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-weight: 800;
  color: var(--accent-text);
  margin-bottom: 18px;
}
.eyebrow::before { content: ""; width: 8px; height: 8px; border-radius: 999px; background: var(--accent); }
h1 { margin: 0; font-size: clamp(40px, 6vw, 72px); line-height: 1.02; letter-spacing: -0.045em; max-width: 10ch; }
.hero-copy p { margin: 18px 0 0; max-width: 60ch; font-size: 18px; color: var(--muted); }
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 30px; }
.btn { display: inline-flex; align-items: center; justify-content: center; padding: 14px 20px; font-weight: 800; transition: transform 0.18s ease; }
.btn:hover { transform: translateY(-1px); }
.btn-primary { background: linear-gradient(135deg, var(--accent), #8ac8ff); color: #08101d; border-color: transparent; }
.btn-secondary { background: transparent; color: var(--text); }
.hero-proof { margin-top: 24px; display: flex; flex-wrap: wrap; gap: 12px; }
.pill { padding: 10px 14px; border-radius: 999px; border: 1px solid var(--line); color: var(--muted); background: rgba(127,127,127,0.03); font-size: 14px; }

.hero-panel { padding: 26px; display: flex; flex-direction: column; gap: 16px; justify-content: space-between; }
.panel-top { display: flex; justify-content: space-between; align-items: center; gap: 12px; }
.panel-label { font-size: 12px; text-transform: uppercase; letter-spacing: 0.12em; color: var(--muted); }
.status { padding: 8px 12px; border-radius: 999px; background: rgba(15,159,99,0.10); color: var(--success); border: 1px solid rgba(15,159,99,0.18); font-size: 12px; font-weight: 800; letter-spacing: 0.08em; text-transform: uppercase; }
.panel-headline { margin: 0; font-size: 26px; line-height: 1.15; letter-spacing: -0.03em; }
.panel-text { margin: 0; color: var(--muted); font-size: 15px; }
.panel-stats { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.mini-stat { padding: 16px; border: 1px solid var(--line); border-radius: 16px; background: rgba(127,127,127,0.03); }
.mini-stat .label { font-size: 11px; letter-spacing: 0.10em; text-transform: uppercase; color: var(--muted); }
.mini-stat .value { margin-top: 6px; font-size: 24px; line-height: 1.1; font-weight: 900; letter-spacing: -0.03em; }

.section-head { display: flex; justify-content: space-between; align-items: end; gap: 18px; margin-bottom: 22px; }
h2 { margin: 0; font-size: clamp(28px, 4vw, 42px); line-height: 1.05; letter-spacing: -0.04em; }
.section-head p { margin: 0; max-width: 62ch; color: var(--muted); }
.metrics { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.metric { padding: 24px; }
.metric .kicker { color: var(--muted); font-size: 12px; text-transform: uppercase; letter-spacing: 0.10em; }
.metric .number { margin-top: 8px; font-size: clamp(24px, 3vw, 38px); line-height: 1.05; letter-spacing: -0.04em; font-weight: 900; }
.metric p { margin: 10px 0 0; color: var(--muted); font-size: 14px; }

a.grid-2, .grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.card { padding: 30px; }
.card h3 { margin: 0 0 12px; font-size: 24px; line-height: 1.15; letter-spacing: -0.03em; }
.card p { margin: 0; color: var(--muted); }
.bullet-list { display: grid; gap: 14px; margin-top: 22px; }
.bullet { display: grid; grid-template-columns: 22px 1fr; gap: 12px; align-items: start; }
.bullet-mark { width: 22px; height: 22px; border-radius: 999px; display: grid; place-items: center; background: var(--accent-2); color: var(--accent-text); font-size: 12px; border: 1px solid var(--line); margin-top: 3px; }
.bullet strong { display: block; margin-bottom: 4px; font-size: 15px; }
.bullet span { color: var(--muted); font-size: 14px; }

.reports-grid { display: grid; grid-template-columns: 1.15fr 0.85fr 0.85fr; gap: 16px; }
.report-card { padding: 26px; display: flex; flex-direction: column; gap: 14px; }
.report-card.featured { padding: 30px; }
.tag-row { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; }
.tag { display: inline-flex; align-items: center; padding: 8px 12px; border-radius: 999px; border: 1px solid var(--line); background: rgba(127,127,127,0.03); color: var(--accent-text); font-size: 12px; font-weight: 800; text-transform: uppercase; letter-spacing: 0.08em; }
.report-date { color: var(--muted); font-size: 13px; }
.report-card h3 { margin: 0; font-size: 28px; line-height: 1.1; letter-spacing: -0.03em; }
.report-card:not(.featured) h3 { font-size: 22px; }
.report-card p { margin: 0; color: var(--muted); font-size: 15px; }
.insight { padding: 14px 16px; border-radius: 16px; background: var(--accent-2); color: var(--accent-text); font-size: 14px; border: 1px solid var(--line); }
.link-row { margin-top: auto; display: flex; flex-wrap: wrap; gap: 10px; }
.mini-btn { padding: 11px 14px; font-size: 14px; font-weight: 700; background: transparent; }

.cta-panel { padding: 34px; display: grid; grid-template-columns: 1.15fr 0.85fr; gap: 24px; align-items: center; }
.cta-panel h3 { margin: 0 0 12px; font-size: 34px; line-height: 1.05; letter-spacing: -0.04em; }
.cta-panel p { margin: 0; color: var(--muted); max-width: 60ch; }
.cta-actions { display: flex; flex-wrap: wrap; gap: 12px; justify-content: flex-end; }
.default-page-section { padding-top: 48px; }
.default-page-wrap, .front-content-wrap { padding: 32px; }
.theme-region-inline { margin-top: 18px; }
.theme-region-inline > *:first-child { margin-top: 0; }
.reports-region .views-view-grid,
.reports-region .views-row { width: 100%; }

.footer { padding: 26px 0 56px; color: var(--muted); font-size: 14px; }
.footer-line { display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; padding-top: 18px; border-top: 1px solid var(--line); }

@media (max-width: 1080px) {
  .hero-grid,
  .reports-grid,
  .cta-panel,
  .metrics,
  .grid-2 {
    grid-template-columns: 1fr 1fr;
  }
  .hero-grid { grid-template-columns: 1fr; }
  .reports-grid .featured { grid-column: 1 / -1; }
  .cta-panel { grid-template-columns: 1fr; }
  .cta-actions { justify-content: flex-start; }
}

@media (max-width: 760px) {
  .nav { flex-wrap: wrap; padding: 14px 0; }
  .nav-links { width: 100%; overflow-x: auto; padding-bottom: 2px; }
  .nav-links ul { gap: 16px; }
  .hero-copy, .hero-panel, .card, .report-card, .cta-panel, .metric, .default-page-wrap, .front-content-wrap { padding: 24px; }
  .reports-grid, .metrics, .grid-2, .panel-stats { grid-template-columns: 1fr; }
  .hero-actions, .cta-actions { flex-direction: column; align-items: stretch; }
  .btn, .nav-cta, .toggle-btn, .mini-btn { width: 100%; justify-content: center; }
  h1 { max-width: 12ch; }
}