/* ═══════════════════════════════════════
   不断线 — 安静书页风格
   ═══════════════════════════════════════ */

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

body {
  font-family: "Noto Serif SC", "Source Han Serif SC", "Georgia", "Songti SC", serif;
  line-height: 1.9;
  color: #2c2c2c;
  background: #faf9f6;
  -webkit-font-smoothing: antialiased;
}

.container {
  max-width: 600px;
  margin: 0 auto;
  padding: 0 24px;
}

a { color: #2c2c2c; text-decoration: none; }
a:hover { color: #888; }

/* ── Header ── */
.site-header {
  padding: 48px 0 20px;
  border-bottom: 1px solid #e8e6e1;
  margin-bottom: 40px;
}
.site-title {
  font-size: 22px;
  font-weight: 700;
  letter-spacing: 0.08em;
  display: block;
  margin-bottom: 4px;
}
.site-tagline {
  font-size: 13px;
  color: #aaa;
  letter-spacing: 0.02em;
}
.site-nav {
  margin-top: 16px;
  display: flex;
  flex-wrap: wrap;
  gap: 6px 16px;
  font-size: 13px;
}
.site-nav a {
  color: #999;
  transition: color 0.2s;
}
.site-nav a:hover, .site-nav a.active { color: #2c2c2c; }

/* ── Index ── */
.index-reminder {
  padding: 20px 0;
  font-size: 14px;
  color: #b0a89a;
  line-height: 2;
  border-bottom: 1px solid #eee;
  margin-bottom: 32px;
}
.index-reminder p { margin-bottom: 0; }

.index-stats {
  display: flex;
  gap: 32px;
  padding: 16px 0 28px;
  border-bottom: 1px solid #eee;
  margin-bottom: 28px;
}
.stat { text-align: center; }
.stat-num {
  font-size: 28px;
  font-weight: 700;
  line-height: 1.2;
  color: #2c2c2c;
  font-family: -apple-system, "Helvetica Neue", sans-serif;
  font-variant-numeric: tabular-nums;
}
.stat-label {
  font-size: 11px;
  color: #bbb;
  margin-top: 4px;
  letter-spacing: 0.05em;
}

.latest-entry {
  padding: 20px 0 28px;
  border-bottom: 1px solid #eee;
  margin-bottom: 28px;
}
.latest-label {
  font-size: 11px;
  color: #bbb;
  letter-spacing: 0.08em;
  margin-bottom: 8px;
}
.latest-title {
  font-size: 17px;
  font-weight: 500;
  line-height: 1.5;
}
.latest-title:hover { color: #888; }
.latest-date { font-size: 13px; color: #bbb; margin-top: 4px; }
.latest-excerpt {
  font-size: 14px;
  color: #888;
  margin-top: 8px;
  line-height: 1.7;
}

.section-label {
  font-size: 11px;
  color: #bbb;
  letter-spacing: 0.08em;
  margin-bottom: 12px;
  padding-bottom: 6px;
  border-bottom: 1px solid #f0eeea;
}

/* ── Post list ── */
.post-list { list-style: none; }
.post-list li {
  padding: 14px 0;
  border-bottom: 1px solid #f0eeea;
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 16px;
}
.post-list li:last-child { border-bottom: none; }
.post-list .post-title {
  font-size: 15px;
  font-weight: 400;
  line-height: 1.5;
}
.post-list .post-title:hover { color: #888; }
.post-list time {
  font-size: 12px;
  color: #ccc;
  flex-shrink: 0;
  font-family: -apple-system, sans-serif;
}

/* ── Single post ── */
.post-header {
  margin-bottom: 32px;
  padding-bottom: 20px;
  border-bottom: 1px solid #eee;
}
.post-header h1 {
  font-size: 24px;
  font-weight: 600;
  line-height: 1.4;
}
.post-header time {
  display: block;
  margin-top: 8px;
  font-size: 13px;
  color: #bbb;
}
.post-meta-line {
  font-size: 13px;
  color: #bbb;
  margin-top: 4px;
}

.post-content {
  font-size: 16px;
  line-height: 2;
}
.post-content p { margin-bottom: 1.4em; }
.post-content h2 {
  font-size: 17px;
  font-weight: 600;
  margin: 2.2em 0 0.6em;
  padding-bottom: 6px;
  border-bottom: 1px solid #f0eeea;
  color: #444;
}
.post-content h3 { font-size: 16px; font-weight: 600; margin: 1.6em 0 0.5em; color: #555; }
.post-content ul, .post-content ol { padding-left: 1.4em; margin-bottom: 1.2em; }
.post-content li { margin-bottom: 0.3em; }
.post-content blockquote {
  border-left: 2px solid #d4cfc7;
  padding-left: 16px;
  color: #888;
  margin: 1.4em 0;
  font-style: italic;
}
.post-content code {
  background: #f0eee8;
  padding: 2px 5px;
  border-radius: 3px;
  font-size: 14px;
  font-family: "SF Mono", "Menlo", monospace;
}
.post-content pre {
  background: #f5f4f0;
  padding: 16px;
  border-radius: 4px;
  overflow-x: auto;
  margin: 1.4em 0;
}
.post-content pre code { background: none; padding: 0; }
.post-content img { max-width: 100%; border-radius: 4px; margin: 1.2em 0; }
.post-content a { color: #6b8f71; border-bottom: 1px dotted #6b8f7166; }
.post-content a:hover { color: #4a6e50; }
.post-content hr {
  border: none;
  border-top: 1px solid #e8e6e1;
  margin: 2em 0;
}
.post-content input[type="checkbox"] {
  margin-right: 6px;
  accent-color: #6b8f71;
}

.post-footer {
  margin-top: 48px;
  padding-top: 20px;
  border-top: 1px solid #eee;
  font-size: 13px;
  color: #bbb;
}
.post-footer a { color: #bbb; }
.post-footer a:hover { color: #2c2c2c; }

/* ── Page content (about, prompts, etc.) ── */
.page-content {
  font-size: 16px;
  line-height: 2;
}
.page-content p { margin-bottom: 1.2em; }
.page-content h1 {
  font-size: 22px;
  font-weight: 600;
  margin-bottom: 20px;
  padding-bottom: 10px;
  border-bottom: 1px solid #eee;
}
.page-content h2 {
  font-size: 17px;
  font-weight: 600;
  margin: 2em 0 0.6em;
  color: #444;
}
.page-content h3 { font-size: 15px; font-weight: 600; margin: 1.6em 0 0.5em; color: #666; }
.page-content ul, .page-content ol { padding-left: 1.4em; margin-bottom: 1.2em; }
.page-content li { margin-bottom: 0.4em; }
.page-content blockquote {
  border-left: 2px solid #d4cfc7;
  padding-left: 16px;
  color: #888;
  margin: 1.4em 0;
  font-style: italic;
}

/* ── Prompt cards ── */
.prompt-group { margin-bottom: 2em; }
.prompt-group h3 {
  font-size: 14px;
  font-weight: 600;
  color: #999;
  margin-bottom: 8px;
  letter-spacing: 0.03em;
}
.prompt-list { list-style: none; padding: 0; }
.prompt-list li {
  padding: 8px 0;
  border-bottom: 1px solid #f5f3ef;
  font-size: 15px;
  color: #555;
  line-height: 1.6;
}
.prompt-list li:last-child { border-bottom: none; }

/* ── Warning (自警) tags ── */
.warn-tag {
  display: inline-block;
  font-size: 11px;
  padding: 1px 8px;
  border-radius: 3px;
  margin-right: 6px;
  font-family: -apple-system, sans-serif;
}
.warn-tag.jie { background: #f0e6e6; color: #a06060; }
.warn-tag.mian { background: #e6f0e8; color: #5a8060; }
.warn-tag.shi { background: #e8ecf0; color: #607090; }
.warn-tag.gui { background: #f0ece6; color: #908060; }

/* ── Footer ── */
footer {
  margin-top: 80px;
  padding: 24px 0 40px;
  border-top: 1px solid #eee;
  font-size: 12px;
  color: #ccc;
  letter-spacing: 0.02em;
}

/* ── Dark mode ── */
@media (prefers-color-scheme: dark) {
  body { background: #1c1b19; color: #d8d4cc; }
  a { color: #d8d4cc; }
  a:hover { color: #999; }
  .site-header { border-bottom-color: #333; }
  .site-nav a { color: #777; }
  .site-nav a:hover, .site-nav a.active { color: #d8d4cc; }
  .index-reminder { color: #6a6560; border-bottom-color: #2a2a28; }
  .index-stats { border-bottom-color: #2a2a28; }
  .stat-num { color: #d8d4cc; }
  .latest-entry { border-bottom-color: #2a2a28; }
  .section-label { border-bottom-color: #2a2a28; color: #666; }
  .post-list li { border-bottom-color: #2a2a28; }
  .post-list time { color: #555; }
  .post-header { border-bottom-color: #333; }
  .post-content h2 { border-bottom-color: #2a2a28; color: #b0a89a; }
  .post-content blockquote { border-left-color: #444; color: #888; }
  .post-content code { background: #2a2926; }
  .post-content pre { background: #242320; }
  .post-content a { color: #8aaa90; border-bottom-color: #8aaa9044; }
  .post-content hr { border-top-color: #333; }
  .post-footer { border-top-color: #333; }
  .page-content h1 { border-bottom-color: #333; }
  .prompt-list li { border-bottom-color: #2a2a28; color: #999; }
  footer { border-top-color: #333; color: #444; }
  .warn-tag.jie { background: #3a2828; color: #c08080; }
  .warn-tag.mian { background: #283a2a; color: #80c088; }
  .warn-tag.shi { background: #282c3a; color: #8090c0; }
  .warn-tag.gui { background: #3a3428; color: #c0a880; }
}

/* ── Responsive ── */
@media (max-width: 480px) {
  .site-header { padding: 32px 0 16px; }
  .index-stats { gap: 20px; }
  .stat-num { font-size: 24px; }
}