:root {
  --bg: #fdfaf3;
  --fg: #1d1a14;
  --muted: #6b6356;
  --accent: #8a4a1c;
  --rule: #d7cebf;
  --code-bg: #efe9dc;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: 'Lora', Georgia, serif;
  font-size: 18px;
  line-height: 1.7;
}

body {
  max-width: 720px;
  margin: 0 auto;
  padding: 2.5rem 1.25rem 4rem;
}

a { color: var(--accent); text-decoration: underline; text-decoration-thickness: 1px; text-underline-offset: 3px; }
a:hover { text-decoration-thickness: 2px; }

code, pre { font-family: 'JetBrains Mono', ui-monospace, Menlo, monospace; font-size: 0.92em; }
code { background: var(--code-bg); padding: 0.05em 0.3em; border-radius: 3px; }
pre {
  background: var(--code-bg);
  padding: 0.8em 1em;
  overflow-x: auto;
  border-left: 3px solid var(--accent);
}
pre code { background: none; padding: 0; }

blockquote {
  border-left: 3px solid var(--rule);
  margin: 1em 0;
  padding: 0.2em 1em;
  color: var(--muted);
}

hr { border: none; border-top: 1px solid var(--rule); margin: 2em 0; }

table { border-collapse: collapse; margin: 1em 0; }
th, td { border-bottom: 1px solid var(--rule); padding: 0.4em 0.8em; text-align: left; }

img { max-width: 100%; height: auto; }

/* Header */
.site-header { border-bottom: 1px solid var(--rule); padding-bottom: 1rem; margin-bottom: 2rem; }
.site-title { font-size: 1.7rem; margin: 0; font-weight: 700; letter-spacing: -0.01em; }
.site-title a { color: var(--fg); text-decoration: none; }
.site-tagline { color: var(--muted); font-style: italic; margin: 0.25rem 0 0.5rem; }
.site-nav { margin-top: 0.5rem; font-size: 0.95rem; }
.site-nav a { margin-right: 1rem; color: var(--muted); }

/* Posts */
.post-preview { padding: 1rem 0; border-bottom: 1px dashed var(--rule); }
.post-preview h2 { margin: 0 0 0.2rem; font-size: 1.35rem; }
.post-preview h2 a { color: var(--fg); text-decoration: none; }
.post-preview h2 a:hover { color: var(--accent); }
.meta { color: var(--muted); font-size: 0.9rem; margin: 0; }
.tag { margin-right: 0.5em; font-size: 0.85rem; }
.tag-count { color: var(--muted); font-size: 0.8rem; }
.tag-header { font-size: 0.95rem; color: var(--muted); }

.post h1 { font-size: 2rem; margin-bottom: 0.2rem; }
.post .meta { margin-bottom: 2rem; }
.post-body h2 { font-size: 1.4rem; margin-top: 2rem; }
.post-body h3 { font-size: 1.15rem; margin-top: 1.5rem; }
.post-body p { margin: 1em 0; }

.back { margin-top: 3rem; color: var(--muted); }

.pager { margin: 2rem 0; display: flex; justify-content: space-between; }

.all-tags { margin-top: 3rem; padding-top: 1rem; border-top: 1px solid var(--rule); }
.all-tags h3 { font-size: 0.95rem; color: var(--muted); margin: 0 0 0.5rem; font-weight: normal; text-transform: uppercase; letter-spacing: 0.1em; }

.empty { color: var(--muted); font-style: italic; }

/* Flash */
.flash { list-style: none; padding: 0; margin: 1rem 0; }
.flash li { padding: 0.5rem 0.8rem; margin: 0.3rem 0; border-radius: 3px; }
.flash-ok { background: #d8f0d8; color: #1d4d1d; }
.flash-error { background: #f0d8d8; color: #6e1d1d; }

/* Footer */
.site-footer { margin-top: 4rem; padding-top: 1.5rem; border-top: 1px solid var(--rule); color: var(--muted); font-size: 0.85rem; text-align: center; }

/* Admin */
.admin-login label { display: block; margin: 0.8rem 0; }
.admin-login input { width: 100%; padding: 0.5rem; font-size: 1rem; border: 1px solid var(--rule); background: white; }

.admin-list { width: 100%; font-size: 0.95rem; }
.admin-list th { color: var(--muted); font-weight: normal; text-transform: uppercase; font-size: 0.8rem; letter-spacing: 0.05em; }
.admin-list td { padding: 0.5rem 0.6rem; }

.btn, button {
  display: inline-block;
  padding: 0.3rem 0.8rem;
  background: var(--bg);
  border: 1px solid var(--rule);
  color: var(--fg);
  font-family: inherit;
  font-size: 0.95rem;
  text-decoration: none;
  cursor: pointer;
}
.btn:hover, button:hover { background: var(--code-bg); }
.btn-danger { color: #8a1c1c; border-color: #d7bfbf; background: transparent; }
.btn-danger:hover { background: #f0d8d8; }

.admin-edit label { display: block; margin: 0.8rem 0; }
.admin-edit label.inline { display: flex; align-items: center; gap: 0.5em; margin: 1rem 0; }
.admin-edit input[type=text],
.admin-edit textarea {
  width: 100%; padding: 0.5rem; font-size: 1rem; font-family: 'JetBrains Mono', monospace;
  border: 1px solid var(--rule); background: white;
}

.editor-split { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; margin: 1rem 0; }
.editor-split textarea { width: 100%; min-height: 400px; }
.preview-pane { border: 1px solid var(--rule); padding: 0.8rem; background: white; overflow-y: auto; max-height: 500px; }
.preview-pane strong { color: var(--muted); font-size: 0.8rem; text-transform: uppercase; letter-spacing: 0.1em; }

@media (max-width: 720px) {
  .editor-split { grid-template-columns: 1fr; }
  .preview-pane { max-height: 300px; }
}