:root {
  --bg: #e8eef2;
  --bg-deep: #d4dde6;
  --ink: #1a242e;
  --muted: #4a5a6a;
  --line: #b8c5d1;
  --surface: #f7f9fb;
  --accent: #1f5c4a;
  --accent-soft: #d5ebe3;
  --max: 42rem;
  --font-display: "Fraunces", Georgia, serif;
  --font-body: "Figtree", "Segoe UI", sans-serif;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--font-body);
  font-size: 1.0625rem;
  line-height: 1.65;
  color: var(--ink);
  background:
    radial-gradient(ellipse 80% 50% at 10% -10%, #c5d8e8 0%, transparent 55%),
    radial-gradient(ellipse 60% 40% at 100% 0%, #c8ddd4 0%, transparent 50%),
    linear-gradient(180deg, var(--bg) 0%, var(--bg-deep) 100%);
}

a {
  color: var(--accent);
  text-decoration-thickness: 1px;
  text-underline-offset: 0.18em;
}

a:hover {
  color: #164536;
}

.wrap {
  width: min(100% - 2rem, calc(var(--max) + 12rem));
  margin-inline: auto;
}

.site-header {
  padding: 1.25rem 0 0.75rem;
  border-bottom: 1px solid var(--line);
  background: color-mix(in srgb, var(--surface) 82%, transparent);
  backdrop-filter: blur(8px);
}

.site-header .wrap {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 0.75rem 1.5rem;
}

.brand {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.15rem;
  letter-spacing: -0.02em;
  color: var(--ink);
  text-decoration: none;
}

.brand:hover {
  color: var(--accent);
}

.nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem 1.15rem;
  font-size: 0.95rem;
}

.nav a {
  color: var(--muted);
  text-decoration: none;
}

.nav a:hover,
.nav a[aria-current="page"] {
  color: var(--ink);
  text-decoration: underline;
}

main {
  padding: 2.5rem 0 3.5rem;
}

.hero {
  margin-bottom: 2.25rem;
}

.hero h1 {
  margin: 0 0 0.75rem;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(1.85rem, 4vw, 2.45rem);
  line-height: 1.2;
  letter-spacing: -0.03em;
  max-width: 18ch;
}

.lede {
  margin: 0;
  max-width: 38ch;
  color: var(--muted);
  font-size: 1.1rem;
}

.panel {
  max-width: var(--max);
  padding: 1.5rem 1.35rem;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 2px;
}

.panel + .panel {
  margin-top: 1.25rem;
}

.panel h2 {
  margin: 0 0 0.85rem;
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 600;
  letter-spacing: -0.02em;
}

.panel h3 {
  margin: 1.35rem 0 0.45rem;
  font-size: 1.05rem;
  font-weight: 650;
}

.panel p,
.panel ul {
  margin: 0 0 0.85rem;
}

.panel ul {
  padding-left: 1.2rem;
}

.panel li {
  margin-bottom: 0.4rem;
}

.panel p:last-child,
.panel ul:last-child {
  margin-bottom: 0;
}

.callout {
  margin-top: 1rem;
  padding: 0.9rem 1rem;
  background: var(--accent-soft);
  border-left: 3px solid var(--accent);
  font-size: 0.98rem;
}

.muted {
  color: var(--muted);
  font-size: 0.95rem;
}

.site-footer {
  padding: 1.25rem 0 2rem;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.9rem;
}

.site-footer .wrap {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.25rem;
  justify-content: space-between;
}

.site-footer a {
  color: var(--muted);
}

@media (max-width: 560px) {
  .panel {
    padding: 1.2rem 1rem;
  }
}