:root {
  --bg: #0f1116;
  --fg: #e6e6e6;
  --muted: #9aa0a6;
  --accent: #4fc3f7;
  --card: #1a1d24;
  --border: #2a2e36;
  --danger: #ef5350;
  --ok: #66bb6a;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font: 16px/1.6 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

main { max-width: 760px; margin: 0 auto; padding: 1.5rem 1.25rem 4rem; }

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

.site-header {
  display: flex; align-items: baseline; gap: 1rem;
  max-width: 760px; margin: 0 auto; padding: 1.5rem 1.25rem 0.5rem;
  border-bottom: 1px solid var(--border);
}
.site-title { font-weight: 700; font-size: 1.25rem; color: var(--fg); }
.site-tagline { color: var(--muted); font-size: 0.9rem; flex: 1; }

.site-footer {
  max-width: 760px; margin: 2rem auto 0; padding: 1rem 1.25rem;
  color: var(--muted); border-top: 1px solid var(--border);
}

h1 { font-size: 1.9rem; line-height: 1.2; margin: 1rem 0 0.5rem; }
h2 { font-size: 1.4rem; margin: 2rem 0 0.5rem; }
h3 { font-size: 1.15rem; margin: 1.5rem 0 0.5rem; }

.article-list { list-style: none; padding: 0; }
.article-list li { padding: 1.25rem 0; border-bottom: 1px solid var(--border); }
.article-list h2 { margin: 0 0 0.25rem; font-size: 1.3rem; }
.article-list time { color: var(--muted); font-size: 0.85rem; }
.tags a { margin-right: 0.5rem; color: var(--muted); font-size: 0.85rem; }

.post header { margin-bottom: 1.5rem; }
.post-body p { margin: 0.9rem 0; }
.post-body code { background: #2a2e36; padding: 0.1em 0.35em; border-radius: 4px; font-size: 0.92em; }
.post-body pre.highlight, .post-body div.highlight {
  background: #1a1d24; padding: 0.9rem 1rem; border-radius: 8px;
  overflow-x: auto; border: 1px solid var(--border);
}
.post-body pre code { background: transparent; padding: 0; }
.post-body blockquote {
  border-left: 3px solid var(--accent); margin: 1rem 0; padding: 0.25rem 0 0.25rem 1rem; color: var(--muted);
}

.form label { display: block; margin: 0.75rem 0; }
.form input, .form textarea, .form select {
  display: block; width: 100%; margin-top: 0.25rem;
  background: var(--card); color: var(--fg); border: 1px solid var(--border);
  border-radius: 6px; padding: 0.55rem 0.7rem; font: inherit;
}
.form textarea { min-height: 6rem; }
.form .row { display: flex; gap: 0.75rem; }
.form .row label { flex: 1; }

button, .button {
  background: var(--accent); color: #0a0a0a; border: 0; border-radius: 6px;
  padding: 0.55rem 1rem; font: inherit; font-weight: 600; cursor: pointer;
}
button.primary { background: var(--ok); color: #0a0a0a; }
button.danger { background: var(--danger); color: #fff; }
button[disabled] { opacity: 0.5; cursor: not-allowed; }

.card { background: var(--card); border: 1px solid var(--border); border-radius: 10px; padding: 1.25rem; margin: 1.25rem 0; }

.admin-bar { display: flex; justify-content: space-between; align-items: center; gap: 1rem; margin-bottom: 1rem; }
.admin-bar h1 { margin: 0; }
.admin-actions { margin: 1rem 0; display: flex; gap: 0.5rem; align-items: center; flex-wrap: wrap; }

.admin-list { width: 100%; border-collapse: collapse; }
.admin-list th, .admin-list td { text-align: left; padding: 0.55rem 0.4rem; border-bottom: 1px solid var(--border); }
.admin-list th { color: var(--muted); font-weight: 500; font-size: 0.85rem; }

.badge { padding: 0.1rem 0.5rem; border-radius: 99px; font-size: 0.8rem; }
.badge-draft { background: #3a3a00; color: #ffd54f; }
.badge-published { background: #1b3a1b; color: #81c784; }
.badge-needs_review { background: #3a1a00; color: #ffb74d; }
.badge-scheduled { background: #1a2d3a; color: #4fc3f7; margin-left: 0.25rem; }
.badge-stale { background: #2d1a3a; color: #ce93d8; margin-left: 0.25rem; }
.badge-score-ok   { background: #1b3a1b; color: #81c784; margin-left: 0.25rem; }
.badge-score-warn { background: #3a3a00; color: #ffd54f; margin-left: 0.25rem; }
.badge-score-low  { background: #3a1b1b; color: #ef5350; margin-left: 0.25rem; }

.score-breakdown { list-style: none; padding: 0; margin: 0.75rem 0 0; display: grid; grid-template-columns: 1fr 1fr; gap: 0.3rem 1.5rem; }
.score-breakdown li { font-size: 0.9rem; color: var(--muted); }
.score-breakdown li.ok { color: var(--fg); }
.score-breakdown li.issue-block { color: #ef5350; }
.score-breakdown li.issue-warn  { color: #ffd54f; }
.score-breakdown .pts { color: var(--muted); font-size: 0.8rem; margin-left: 0.3rem; }

.banner-error { background: #3a1b1b; color: #ef5350; border: 1px solid #ef535055; border-radius: 6px; padding: 0.6rem 1rem; margin-bottom: 0.75rem; font-size: 0.9rem; }
.banner-ok { background: #1b3a1b; color: #81c784; border: 1px solid #81c78455; border-radius: 6px; padding: 0.6rem 1rem; margin-bottom: 0.75rem; font-size: 0.9rem; }

.schedule-form { margin: 0.5rem 0 1.25rem; }

.muted { color: var(--muted); }
.error { color: var(--danger); }
.empty { color: var(--muted); padding: 2rem 0; }

.regen-lineage { margin: 0.5rem 0 1rem; font-size: 0.9rem; }

.pager { display: flex; justify-content: space-between; align-items: center; margin: 2rem 0 1rem; font-size: 0.9rem; }

.gen-output {
  background: #0b0d12; border: 1px solid var(--border); border-radius: 8px;
  padding: 0.9rem; max-height: 60vh; overflow: auto; white-space: pre-wrap;
  font: 13px/1.5 ui-monospace, SFMono-Regular, Menlo, monospace;
}

.EasyMDEContainer .CodeMirror,
.editor-preview {
  background: var(--card); color: var(--fg);
}
.editor-toolbar { background: var(--card); border-color: var(--border); }
.editor-toolbar button { color: var(--fg) !important; }

/* ---- Section regenerator ---- */
.sec-list { list-style: none; padding: 0; margin: 0.75rem 0 0; }
.sec-item { padding: 0.75rem 0; border-bottom: 1px solid var(--border); }
.sec-item:last-child { border-bottom: none; }
.sec-header { display: flex; align-items: center; gap: 0.6rem; flex-wrap: wrap; margin-bottom: 0.5rem; }
.sec-heading { font-size: 0.85rem; background: var(--bg); padding: 0.15em 0.5em; border-radius: 4px; }
.sec-form { display: flex; gap: 0.5rem; flex-wrap: wrap; align-items: flex-end; margin: 0; }
.sec-form label { margin: 0; }

/* ---- Code block validator ---- */
.cb-list { list-style: none; padding: 0; margin: 0.5rem 0 0; }
.cb-item { padding: 0.6rem 0; border-bottom: 1px solid var(--border); font-size: 0.9rem; }
.cb-item:last-child { border-bottom: none; }
.cb-header { display: flex; align-items: center; gap: 0.6rem; flex-wrap: wrap; }
.cb-pos { color: var(--muted); font-weight: 500; }
.cb-lang { font-size: 0.8rem; color: var(--muted); background: var(--bg); padding: 0.1em 0.4em; border-radius: 4px; }
.cb-ts  { font-size: 0.8rem; }
.cb-badge { padding: 0.1rem 0.5rem; border-radius: 99px; font-size: 0.8rem; font-weight: 500; }
.cb-badge-passed  { background: #1b3a1b; color: #81c784; }
.cb-badge-failed  { background: #3a1b1b; color: #ef5350; }
.cb-badge-error   { background: #3a2200; color: #ffb74d; }
.cb-badge-skipped { background: var(--card); color: var(--muted); border: 1px solid var(--border); }
.cb-badge-pending { background: var(--card); color: var(--muted); border: 1px solid var(--border); }
.cb-diff { margin-top: 0.4rem; display: grid; grid-template-columns: 1fr 1fr; gap: 0.5rem; }
.cb-error-out { margin-top: 0.4rem; }
.cb-pre {
  margin: 0.25rem 0 0; background: var(--bg); border: 1px solid var(--border);
  border-radius: 4px; padding: 0.4rem 0.6rem;
  font: 12px/1.4 ui-monospace, SFMono-Regular, Menlo, monospace;
  white-space: pre-wrap; overflow-x: auto;
}