:root {
  --bg: #f4f1ea;
  --paper: #fffdf8;
  --ink: #1f2937;
  --muted: #6b7280;
  --line: #e5ded1;
  --accent: #8f5c2c;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--ink);
  background: linear-gradient(180deg, #f7f4ed 0%, var(--bg) 100%);
}
.wrap { width: min(960px, calc(100% - 32px)); margin: 0 auto; }
.site-header {
  position: sticky;
  top: 0;
  backdrop-filter: blur(10px);
  background: rgba(244, 241, 234, 0.9);
  border-bottom: 1px solid var(--line);
}
.site-header .wrap {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 0;
}
.brand { color: var(--accent); font-weight: 700; text-decoration: none; letter-spacing: 0.04em; }
nav { display: flex; gap: 18px; }
nav a { color: var(--muted); text-decoration: none; }
.layout {
  display: grid;
  grid-template-columns: minmax(0, 1.6fr) minmax(240px, 0.8fr);
  gap: 24px;
  padding: 28px 0 60px;
}
.single { padding: 28px 0 60px; }
.post-card, .panel {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 20px;
  box-shadow: 0 10px 24px rgba(71, 51, 23, 0.06);
}
.post-card { padding: 26px; margin-bottom: 18px; }
.panel { padding: 20px; margin-bottom: 18px; }
.meta { margin: 0 0 10px; color: var(--muted); font-size: 0.92rem; }
h1, h2, h3 { margin: 0 0 12px; line-height: 1.15; }
p, li { line-height: 1.8; }
.archive-list { list-style: none; padding: 0; margin: 0; display: grid; gap: 14px; }
.archive-list li { display: flex; justify-content: space-between; gap: 12px; border-top: 1px solid var(--line); padding-top: 14px; }
.archive-list li:first-child { border-top: none; padding-top: 0; }
.archive-list span { color: var(--muted); white-space: nowrap; }
@media (max-width: 760px) {
  .site-header .wrap, .layout, .archive-list li { display: block; }
  nav { margin-top: 10px; flex-wrap: wrap; }
  .layout { padding-top: 20px; }
  .sidebar { margin-top: 18px; }
}