:root {
  --bg: #f7f4ef;
  --ink: #1c1917;
  --muted: #78716c;
  --accent: #0f766e;
  --card: #fffdf9;
  --rule: #e7e5e4;
  --serif: "Iowan Old Style", "Palatino Linotype", Palatino, Georgia, serif;
  --sans: "Segoe UI", "Helvetica Neue", Arial, sans-serif;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  background:
    radial-gradient(1200px 500px at 10% -10%, #dde8e4 0%, transparent 55%),
    linear-gradient(180deg, #fbf8f3 0%, var(--bg) 40%, #efeae3 100%);
  color: var(--ink);
  font-family: var(--sans);
  line-height: 1.65;
  min-height: 100vh;
}

.wrap {
  width: min(720px, calc(100% - 2.5rem));
  margin: 0 auto;
}

.site-header {
  padding: 3.5rem 0 2rem;
  border-bottom: 1px solid var(--rule);
  margin-bottom: 2rem;
}

.brand {
  margin: 0;
  font-family: var(--serif);
  font-size: clamp(2.4rem, 6vw, 3.4rem);
  letter-spacing: -0.03em;
  line-height: 1.05;
}

.tagline {
  margin: 0.6rem 0 0;
  color: var(--muted);
  font-size: 1.05rem;
}

.post {
  background: color-mix(in srgb, var(--card) 88%, transparent);
  border: 1px solid color-mix(in srgb, var(--rule) 80%, transparent);
  border-radius: 18px;
  padding: 1.35rem 1.4rem 1.2rem;
  margin: 0 0 1rem;
  backdrop-filter: blur(6px);
}

.post h1 {
  margin: 0 0 0.35rem;
  font-family: var(--serif);
  font-size: 1.55rem;
  line-height: 1.25;
  letter-spacing: -0.02em;
}

.post h1 a {
  color: inherit;
  text-decoration: none;
}

.post h1 a:hover { color: var(--accent); }

.post time {
  display: block;
  color: var(--muted);
  font-size: 0.85rem;
  margin-bottom: 0.55rem;
}

.post p { margin: 0; color: #44403c; }

.site-footer {
  margin-top: 3rem;
  padding: 1.5rem 0 2.5rem;
  color: var(--muted);
  font-size: 0.9rem;
  border-top: 1px solid var(--rule);
}

.prose h1 {
  font-family: var(--serif);
  font-size: clamp(2rem, 5vw, 2.6rem);
  letter-spacing: -0.03em;
  line-height: 1.15;
  margin: 0 0 0.5rem;
}

.prose .back {
  display: inline-block;
  margin-bottom: 1.25rem;
  color: var(--accent);
  text-decoration: none;
  font-size: 0.95rem;
}

.prose .back:hover { text-decoration: underline; }