:root {
  --ink: #1c1c1e;
  --muted: #6b6b70;
  --line: #e3e3e6;
  --bg: #ffffff;
  --bg-alt: #f6f6f4;
  --accent: #c8562b;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: system-ui, -apple-system, "Segoe UI", Helvetica, Arial, sans-serif;
  font-size: 17px;
  line-height: 1.65;
  color: var(--ink);
  background: var(--bg);
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

/* Header */

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 18px 32px;
  border-bottom: 1px solid var(--line);
  position: sticky;
  top: 0;
  background: rgba(255, 255, 255, 0.94);
  backdrop-filter: blur(8px);
  z-index: 10;
}

.site-header .logo {
  font-weight: 700;
  letter-spacing: 3px;
  color: var(--ink);
}

.site-header nav { display: flex; gap: 22px; }

.site-header nav a {
  color: var(--muted);
  font-size: 15px;
  letter-spacing: 0.4px;
}

.site-header nav a.active { color: var(--ink); font-weight: 600; }

/* Hero */

.hero {
  padding: 96px 32px 80px;
  max-width: 820px;
}

.hero.small { padding: 64px 32px 48px; }

.hero .eyebrow {
  margin: 0 0 12px;
  font-size: 13px;
  letter-spacing: 2.5px;
  text-transform: uppercase;
  color: var(--accent);
}

.hero h1 {
  margin: 0 0 20px;
  font-size: clamp(34px, 5vw, 54px);
  line-height: 1.12;
  letter-spacing: -0.5px;
}

.hero .lead {
  margin: 0 0 28px;
  font-size: 20px;
  color: var(--muted);
}

.btn {
  display: inline-block;
  padding: 12px 26px;
  border: 1px solid var(--accent);
  border-radius: 2px;
  font-size: 15px;
  letter-spacing: 1px;
  text-transform: uppercase;
}

.btn:hover { background: var(--accent); color: #fff; text-decoration: none; }

/* Sections */

.section { padding: 64px 32px; max-width: 900px; }
.section.alt { background: var(--bg-alt); max-width: none; }
.section.alt > * { max-width: 900px; }

.section h2 {
  margin: 0 0 18px;
  font-size: clamp(24px, 3vw, 32px);
  letter-spacing: -0.2px;
}

.section p { margin: 0 0 16px; max-width: 68ch; }

.list { margin: 0; padding-left: 22px; max-width: 68ch; }
.list li { margin-bottom: 10px; }

/* Cards */

.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 20px;
  margin-top: 28px;
}

.card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 3px;
  padding: 24px;
}

.card h3 { margin: 0 0 10px; font-size: 19px; }
.card p { margin: 0; font-size: 16px; color: var(--muted); }

/* Facts */

.facts {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 28px;
  margin-top: 28px;
}

.fact { display: flex; flex-direction: column; gap: 6px; }

.fact .value {
  font-size: 40px;
  font-weight: 700;
  line-height: 1;
  color: var(--accent);
}

.fact .label {
  font-size: 14px;
  letter-spacing: 0.6px;
  color: var(--muted);
}

/* Footer */

.site-footer {
  padding: 36px 32px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 15px;
}

.site-footer p { margin: 0; }

@media (max-width: 640px) {
  .site-header { padding: 14px 20px; }
  .hero { padding: 64px 20px 52px; }
  .section { padding: 48px 20px; }
  .site-footer { padding: 28px 20px; }
}