/* peteranoble.co.uk — accessibility-first, 2026 rebuild */

:root {
  --bg: #ffffff;
  --text: #1a1a1a;
  --muted: #52525b;
  --accent: #1d4ed8;
  --accent-visited: #6d28d9;
  --border: #d4d4d8;
  --card-bg: #fafafa;
  --focus: #f59e0b;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #18181b;
    --text: #f4f4f5;
    --muted: #a1a1aa;
    --accent: #93c5fd;
    --accent-visited: #c4b5fd;
    --border: #3f3f46;
    --card-bg: #1f1f23;
    --focus: #fbbf24;
  }
}

* { box-sizing: border-box; }

html {
  color-scheme: light dark;
  scroll-behavior: smooth;
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { transition: none !important; }
}

body {
  margin: 0 auto;
  max-width: 44rem;
  padding: 1rem 1.25rem 3rem;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", sans-serif;
  font-size: 1.0625rem;
  line-height: 1.65;
  background: var(--bg);
  color: var(--text);
}

/* Skip links: invisible until focused */
.skip-link {
  position: absolute;
  left: -9999px;
  background: var(--accent);
  color: #fff;
  padding: 0.5rem 1rem;
  border-radius: 0 0 0.25rem 0.25rem;
  z-index: 10;
}
.skip-link:focus,
.skip-link:focus-visible {
  left: 0;
  top: 0;
}

:focus-visible {
  outline: 3px solid var(--focus);
  outline-offset: 2px;
}

.visually-hidden {
  position: absolute !important;
  width: 1px; height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}

/* Header */
.site-header {
  border-bottom: 2px solid var(--border);
  padding-bottom: 0.75rem;
  margin-bottom: 2rem;
}
.site-title {
  font-size: 1.5rem;
  font-weight: 700;
  margin: 0 0 0.5rem;
}
.site-title a { color: var(--text); text-decoration: none; }
.site-title a:hover { text-decoration: underline; }
.site-header nav ul {
  list-style: none;
  margin: 0; padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem 1.25rem;
}

/* Links */
a { color: var(--accent); }
a:visited { color: var(--accent-visited); }

/* Main content */
main { min-height: 50vh; }
main:focus { outline: none; }

.intro h1 { margin-bottom: 0.25rem; }
.section-heading { margin-top: 2.5rem; }

.post-title { margin-bottom: 0.25rem; }
.post-meta {
  color: var(--muted);
  font-size: 0.95rem;
  margin: 0 0 1.5rem;
}
.category {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 0.05rem 0.6rem;
  font-size: 0.85rem;
}
.post-image {
  max-width: 100%;
  height: auto;
  border-radius: 0.5rem;
  border: 1px solid var(--border);
}

.post-content img { max-width: 100%; height: auto; }
.post-content pre {
  overflow-x: auto;
  padding: 1rem;
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 0.5rem;
}
.post-content code {
  font-family: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
  font-size: 0.95em;
  background: var(--card-bg);
  padding: 0.1em 0.35em;
  border-radius: 0.25rem;
}
.post-content pre code { background: transparent; padding: 0; }
.post-content blockquote {
  margin-left: 0;
  padding-left: 1rem;
  border-left: 4px solid var(--accent);
  color: var(--muted);
}

/* Post cards on the homepage */
.post-list { display: grid; gap: 1.25rem; }
.post-card {
  display: flex;
  gap: 1rem;
  padding: 1.25rem;
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 0.75rem;
}
.post-card-image { flex: 0 0 9rem; align-self: flex-start; }
.post-card-image img {
  width: 9rem;
  height: auto;
  border-radius: 0.375rem;
  border: 1px solid var(--border);
}
.post-card-body h3 { margin: 0 0 0.25rem; }
.post-card-body .post-meta { margin-bottom: 0.5rem; }
.excerpt { margin-bottom: 0.5rem; }
.read-more { font-weight: 600; }

.post-list-plain { padding-left: 1.25rem; }
.post-list-plain li { margin-bottom: 0.75rem; }

/* Footer */
.site-footer {
  margin-top: 3rem;
  padding-top: 1.5rem;
  border-top: 2px solid var(--border);
  color: var(--muted);
}
.footer-heading { font-size: 1.1rem; color: var(--text); margin: 0 0 0.25rem; }
.footer-links {
  list-style: none;
  margin: 0.5rem 0; padding: 0;
  display: flex; flex-wrap: wrap;
  gap: 0.25rem 1.25rem;
}

/* Small screens: stack the cards */
@media (max-width: 480px) {
  .post-card { flex-direction: column; }
  .post-card-image, .post-card-image img { width: 100%; }
}