/* BAHA · shared site styles */
* { box-sizing: border-box; margin: 0; padding: 0; }
html { background: #fff; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
  color: #333; font-size: 18px; line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
a { color: #0b78c2; text-decoration: none; }
a:hover { text-decoration: underline; }

/* ── site header ── */
.site-header {
  max-width: 660px; margin: 0 auto; padding: 34px 20px 0;
  display: flex; align-items: baseline; justify-content: space-between;
}
.wordmark {
  font-weight: 900; font-size: 1.25em; letter-spacing: 0.34em;
  color: #111; text-decoration: none;
}
.wordmark:hover { text-decoration: none; color: #0b78c2; }
.site-nav { font-size: 0.8em; color: #999; }
.site-nav a { color: #999; margin-left: 18px; }
.site-nav a:hover { color: #0b78c2; text-decoration: none; }

/* ── home page ── */
.home { max-width: 660px; margin: 0 auto; padding: 70px 20px 120px; }
.home-intro { color: #666; font-size: 0.95em; line-height: 1.7; margin-bottom: 3em; }
.post-list { list-style: none; }
.post-list li { margin-bottom: 2.2em; }
.post-date {
  font-family: "SF Mono", Menlo, Consolas, monospace;
  font-size: 0.72em; color: #999; display: block; margin-bottom: 2px;
}
.post-title { font-size: 1.25em; font-weight: 700; letter-spacing: -0.01em; }
.post-desc { color: #777; font-size: 0.88em; margin-top: 4px; line-height: 1.6; }

/* ── site footer ── */
.site-footer {
  max-width: 660px; margin: 0 auto; padding: 40px 20px 60px;
  border-top: 1px solid #eee;
  display: flex; justify-content: space-between; align-items: baseline;
  font-size: 0.78em; color: #aaa;
}
.site-footer .fm { font-weight: 900; letter-spacing: 0.3em; color: #ccc; }