/* Layer Lines — layerlines.egazer.com
   Dark, monospace-accented theme for a 3D printing blog. */

:root {
  --bg: #121212;
  --bg-raised: #1a1a1a;
  --bg-code: #181410;
  --border: #2d2d2d;
  --text: #d8d4cc;
  --text-dim: #918c82;
  --filament: #ff7a1a;
  --filament-dim: #c9611a;
  --accent-green: #6fbf73;
  --mono: "JetBrains Mono", "Fira Code", ui-monospace, SFMono-Regular, Consolas, monospace;
  --sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
  --max-w: 1180px;
}

* { box-sizing: border-box; }

html { background: var(--bg); }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  font-size: 17px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--filament); text-decoration: none; border-bottom: 1px solid rgba(255, 122, 26, 0.35); }
a:hover { color: #ffa158; border-bottom-color: #ffa158; }

code, kbd, pre, .mono { font-family: var(--mono); }

/* ---------- Header / nav ---------- */

.site-header {
  border-bottom: 1px solid var(--border);
  background: #0f0f0f;
  position: relative;
  z-index: 10;
}

.site-header .inner {
  max-width: var(--max-w);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 24px;
}

.site-logo {
  font-family: var(--mono);
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--text);
  letter-spacing: -0.02em;
  border-bottom: none;
}

.site-logo .bracket { color: var(--filament); }

.site-nav { display: flex; gap: 24px; font-family: var(--mono); font-size: 0.92rem; }
.site-nav a { color: var(--text-dim); border-bottom: none; }
.site-nav a:hover { color: var(--filament); }

/* ---------- Layout shells ---------- */

.main {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 36px 24px 64px;
}

.layout-split {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 280px;
  gap: 48px;
  align-items: start;
}

@media (max-width: 860px) {
  .layout-split { grid-template-columns: 1fr; }
}

/* ---------- Home: hero + listing ---------- */

.home-hero {
  position: relative;
  border-radius: 10px;
  overflow: hidden;
  margin-bottom: 40px;
  border: 1px solid var(--border);
}
.home-hero img { display: block; width: 100%; height: auto; max-height: 360px; object-fit: cover; }
.home-hero .home-hero-text {
  position: absolute; left: 0; bottom: 0; right: 0;
  background: linear-gradient(0deg, rgba(10,10,10,0.92), rgba(10,10,10,0));
  padding: 32px 28px 20px;
}
.home-hero h1 { margin: 0 0 6px; font-size: 1.9rem; }
.home-hero p { margin: 0; color: var(--text-dim); max-width: 640px; }

.post-list { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 26px; }

.post-list-item {
  display: grid;
  grid-template-columns: 180px 1fr;
  gap: 20px;
  padding-bottom: 26px;
  border-bottom: 1px solid var(--border);
}
@media (max-width: 640px) { .post-list-item { grid-template-columns: 1fr; } }

.post-list-item .thumb { border-radius: 6px; overflow: hidden; border: 1px solid var(--border); }
.post-list-item .thumb img { display: block; width: 100%; height: 110px; object-fit: cover; }
@media (max-width: 640px) { .post-list-item .thumb img { height: 160px; } }

.post-list-item h2 { margin: 0 0 6px; font-size: 1.25rem; }
.post-list-item h2 a { border-bottom: none; color: var(--text); }
.post-list-item h2 a:hover { color: var(--filament); }

.post-meta { font-family: var(--mono); font-size: 0.82rem; color: var(--text-dim); margin-bottom: 8px; }
.post-meta .tag {
  display: inline-block; color: var(--filament-dim);
  border: 1px solid rgba(255,122,26,0.3); border-radius: 3px;
  padding: 1px 6px; margin-right: 8px; font-size: 0.75rem;
  text-transform: uppercase; letter-spacing: 0.04em;
}
.post-excerpt { color: var(--text-dim); margin: 0; font-size: 0.97rem; }

/* ---------- Article ---------- */

.post-single { max-width: 760px; }

.breadcrumbs { font-family: var(--mono); font-size: 0.82rem; color: var(--text-dim); margin-bottom: 18px; }
.breadcrumbs a { border-bottom: none; color: var(--text-dim); }
.breadcrumbs a:hover { color: var(--filament); }
.breadcrumbs .sep { margin: 0 6px; color: #444; }

.post-title { font-size: 2.1rem; line-height: 1.2; margin: 0 0 10px; letter-spacing: -0.01em; }

.post-byline {
  font-family: var(--mono); font-size: 0.85rem; color: var(--text-dim);
  display: flex; gap: 10px; align-items: center; margin-bottom: 22px;
  padding-bottom: 20px; border-bottom: 1px solid var(--border);
}
.post-byline .author { color: var(--text); }
.post-byline .dot { color: #444; }

.post-hero-figure { margin: 0 0 28px; }
.post-hero-figure img { width: 100%; border-radius: 8px; display: block; border: 1px solid var(--border); }
.post-hero-figure figcaption,
.post-content figcaption {
  font-family: var(--mono); font-size: 0.78rem; color: var(--text-dim);
  margin-top: 8px;
}

.post-content h2 {
  font-size: 1.45rem; margin: 2.2em 0 0.7em; padding-top: 0.4em;
  border-top: 1px solid var(--border);
  scroll-margin-top: 90px;
}
.post-content h2:first-of-type { border-top: none; padding-top: 0; margin-top: 1.2em; }
.post-content h3 { font-size: 1.15rem; margin: 1.8em 0 0.6em; color: var(--text); }
.post-content p { margin: 0 0 1.1em; }
.post-content ul, .post-content ol { margin: 0 0 1.2em; padding-left: 1.4em; }
.post-content li { margin-bottom: 0.4em; }
.post-content img { max-width: 100%; border-radius: 8px; border: 1px solid var(--border); }
.post-content figure { margin: 1.6em 0; }

.post-content strong { color: #efece4; }

.post-content blockquote {
  margin: 1.4em 0; padding: 4px 18px; border-left: 3px solid var(--filament);
  color: var(--text-dim); font-style: italic;
}

/* code blocks for slicer settings */
.post-content pre {
  background: var(--bg-code);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 16px 18px;
  overflow-x: auto;
  margin: 1.4em 0;
  font-size: 0.88rem;
  line-height: 1.55;
}
.post-content pre code { background: none; padding: 0; color: #d6c9a8; }
.post-content :not(pre) > code {
  background: #241e16; color: var(--filament);
  padding: 0.15em 0.4em; border-radius: 3px; font-size: 0.88em;
}

/* settings tables */
.settings-table { width: 100%; border-collapse: collapse; margin: 1.4em 0; font-size: 0.92rem; }
.settings-table caption {
  text-align: left; font-family: var(--mono); font-size: 0.8rem; color: var(--text-dim);
  margin-bottom: 6px;
}
.settings-table th, .settings-table td {
  border: 1px solid var(--border); padding: 9px 12px; text-align: left;
}
.settings-table thead th {
  background: var(--bg-raised); color: var(--filament-dim);
  font-family: var(--mono); font-size: 0.8rem; text-transform: uppercase; letter-spacing: 0.03em;
}
.settings-table tbody tr:nth-child(odd) { background: rgba(255,255,255,0.015); }
.settings-table td.num, .settings-table th.num { font-family: var(--mono); }

/* parts lists */
.parts-list { list-style: none; margin: 1.4em 0; padding: 0; border: 1px solid var(--border); border-radius: 8px; overflow: hidden; }
.parts-list li {
  display: flex; justify-content: space-between; gap: 16px;
  padding: 11px 16px; border-bottom: 1px solid var(--border);
  margin: 0; font-size: 0.95rem;
}
.parts-list li:last-child { border-bottom: none; }
.parts-list .part-name { color: var(--text); }
.parts-list .part-qty { color: var(--text-dim); font-family: var(--mono); font-size: 0.85rem; white-space: nowrap; }
.parts-list .part-price { color: var(--filament); font-family: var(--mono); white-space: nowrap; text-align: right; min-width: 70px; }

/* download box */
.download-box {
  border: 1px dashed var(--filament-dim);
  background: rgba(255, 122, 26, 0.06);
  border-radius: 8px;
  padding: 18px 20px;
  margin: 1.6em 0;
  display: flex;
  align-items: center;
  gap: 14px;
}
.download-box .dl-icon {
  font-family: var(--mono); color: var(--filament); font-size: 1.4rem; flex-shrink: 0;
}
.download-box .dl-text { flex: 1; }
.download-box .dl-text strong { display: block; color: var(--text); margin-bottom: 2px; }
.download-box .dl-text span { color: var(--text-dim); font-size: 0.88rem; }
.download-box .dl-link {
  font-family: var(--mono); font-size: 0.85rem; border: 1px solid var(--filament-dim);
  color: var(--filament); padding: 7px 14px; border-radius: 5px; border-bottom: 1px solid var(--filament-dim);
  white-space: nowrap;
}
.download-box .dl-link:hover { background: rgba(255,122,26,0.12); }

/* related posts */
.related-posts { margin: 3em 0 1em; padding-top: 1.6em; border-top: 1px solid var(--border); }
.related-posts h2 { font-size: 1.1rem; font-family: var(--mono); color: var(--text-dim); text-transform: uppercase; letter-spacing: 0.04em; border: none; margin-bottom: 1em; }
.related-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; list-style: none; padding: 0; margin: 0; }
@media (max-width: 640px) { .related-grid { grid-template-columns: 1fr; } }
.related-grid li { border: 1px solid var(--border); border-radius: 6px; padding: 14px 16px; }
.related-grid a { border-bottom: none; color: var(--text); font-size: 0.95rem; }
.related-grid a:hover { color: var(--filament); }

/* ---------- TOC rail / sidebar ---------- */

.toc {
  position: sticky;
  top: 24px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--bg-raised);
  padding: 18px 18px 20px;
  font-size: 0.88rem;
}
.toc h2 {
  font-family: var(--mono); font-size: 0.8rem; text-transform: uppercase;
  letter-spacing: 0.05em; color: var(--text-dim); margin: 0 0 12px;
}
.toc ol { list-style: none; margin: 0; padding: 0; }
.toc li { margin-bottom: 8px; }
.toc a { border-bottom: none; color: var(--text-dim); }
.toc a:hover { color: var(--filament); }

/* ---------- Ad slots ---------- */

.ad-slot {
  display: flex; align-items: center; justify-content: center;
  background: repeating-linear-gradient(45deg, #171717, #171717 10px, #1b1b1b 10px, #1b1b1b 20px);
  border: 1px dashed #3a3a3a;
  border-radius: 6px;
  color: #5a5a5a;
  font-family: var(--mono); font-size: 0.72rem; letter-spacing: 0.05em; text-transform: uppercase;
  margin: 1.6em 0;
}
#ad-top { min-height: 90px; }
#ad-mid { min-height: 120px; }
#ad-rail { min-height: 250px; margin-top: 18px; }

/* ---------- Footer ---------- */

.site-footer {
  border-top: 1px solid var(--border);
  background: #0f0f0f;
  margin-top: 40px;
}
.site-footer .inner {
  max-width: var(--max-w); margin: 0 auto; padding: 28px 24px;
  display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px;
  font-family: var(--mono); font-size: 0.82rem; color: var(--text-dim);
}
.site-footer a { color: var(--text-dim); border-bottom: none; }
.site-footer a:hover { color: var(--filament); }

/* ---------- About page ---------- */

.about-content { max-width: 720px; }
.about-content h1 { font-size: 2rem; margin-bottom: 0.4em; }
.about-content p { margin-bottom: 1.1em; }

/* Pubber: a filled ad container drops its placeholder styling */
.pb-filled{background:none !important;border:0 !important;min-height:0 !important;height:auto !important}
.pb-filled::before,.pb-filled::after{content:none !important;display:none !important}