:root {
  --primary: #2e7d32;
  --primary-dark: #1b5e20;
  --primary-light: #66bb6a;
  --primary-soft: #e6f4ea;
  --bg: #f7faf7;
  --surface: #ffffff;
  --ink: #1a1f1a;
  --ink-muted: #5a655a;
  --border: #e0e8e0;
  --flower: #f2a541;
  --shadow: 0 8px 24px -8px rgba(27, 94, 32, 0.18);
}
@media (prefers-color-scheme: dark) {
  :root {
    --primary-light: #7fd583;
    --primary-soft: #17281a;
    --bg: #10140f;
    --surface: #181f17;
    --ink: #eef4ee;
    --ink-muted: #a3b0a3;
    --border: #2a352a;
    --flower: #f2b766;
    --shadow: 0 8px 24px -8px rgba(0, 0, 0, 0.5);
  }
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Noto Sans", Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--ink);
  line-height: 1.6;
}
a { color: var(--primary-dark); }
@media (prefers-color-scheme: dark) { a { color: var(--primary-light); } }
.header {
  border-bottom: 1px solid var(--border);
  background: var(--surface);
}
.header-inner {
  max-width: 760px;
  margin: 0 auto;
  padding: 18px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.brand {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 700;
  text-decoration: none;
  color: var(--ink);
  font-size: 16px;
}
.brand img { border-radius: 6px; }
.header nav a {
  margin-left: 20px;
  text-decoration: none;
  color: var(--ink-muted);
  font-size: 14px;
  font-weight: 600;
}
.header nav a:hover { color: var(--primary-dark); }
main { max-width: 760px; margin: 0 auto; padding: 40px 20px 60px; }
.eyebrow {
  display: inline-block;
  background: var(--primary-soft);
  color: var(--primary-dark);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  padding: 4px 10px;
  border-radius: 999px;
  margin-bottom: 14px;
}
h1 { font-size: 34px; line-height: 1.2; margin: 0 0 10px; }
.meta { color: var(--ink-muted); font-size: 14px; margin-bottom: 32px; }
h2 { font-size: 22px; margin: 36px 0 12px; }
h3 { font-size: 18px; margin: 24px 0 8px; }
p, li { font-size: 16px; color: var(--ink); }
ul, ol { padding-left: 22px; }
.callout {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 20px 22px;
  margin: 32px 0;
  box-shadow: var(--shadow);
}
.callout p { margin: 0 0 12px; }
.btn {
  display: inline-block;
  background: linear-gradient(100deg, var(--primary), var(--primary-light));
  color: #fff;
  font-weight: 700;
  text-decoration: none;
  padding: 11px 22px;
  border-radius: 999px;
  font-size: 14px;
}
.post-list { list-style: none; padding: 0; margin: 30px 0; }
.post-list li {
  border-bottom: 1px solid var(--border);
  padding: 22px 0;
}
.post-list li:first-child { padding-top: 0; }
.post-list a.title {
  font-size: 20px;
  font-weight: 700;
  text-decoration: none;
  color: var(--ink);
  display: block;
  margin-bottom: 6px;
}
.post-list a.title:hover { color: var(--primary-dark); }
.post-list .excerpt { color: var(--ink-muted); font-size: 15px; margin: 0 0 6px; }
.post-list .date { color: var(--ink-muted); font-size: 13px; }
footer {
  border-top: 1px solid var(--border);
  padding: 24px 20px;
  text-align: center;
  color: var(--ink-muted);
  font-size: 13px;
}
footer a { color: var(--ink-muted); margin: 0 8px; }