/* Minimal Senior Engineer Blog */

:root {
  --bg: #0b0f17;
  --card: #111827;
  --text: #e5e7eb;
  --muted: #9ca3af;
  --accent: #3b82f6;
  --border: #1f2937;
}
.nav {
  background: linear-gradient(90deg, #1e3a8a, #2563eb);
  color: white;
}


.nav .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}


.nav a {
  color: white;
  margin-left: 1.5rem;
  text-decoration: none;
  font-weight: 500;
}


.nav a.active,
.nav a:hover {
  color: #38bdf8;
}
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family:
    ui-sans-serif,
    system-ui,
    -apple-system;
  line-height: 1.75;
}

.container {
  max-width: 880px;
  margin: auto;
  padding: 2rem;
}

h1 {
  font-size: 2.5rem;
  margin-bottom: 1rem;
}

h2 {
  margin-top: 3rem;
  border-top: 1px solid var(--border);
  padding-top: 2rem;
}

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

a:hover {
  text-decoration: underline;
}

pre {
  background: var(--card);
  padding: 1.2rem;
  border-radius: 8px;
  overflow-x: auto;
  font-size: 0.9rem;
}

code {
  color: #93c5fd;
}

.toc {
  background: var(--card);
  padding: 1rem;
  border-radius: 8px;
  margin-bottom: 2rem;
}

footer {
  margin-top: 4rem;
  border-top: 1px solid var(--border);
  padding-top: 2rem;
  color: var(--muted);
}

.series-meta {
  margin-top: 4rem;
  padding-top: 2rem;
  border-top: 1px solid var(--border);
  color: var(--muted);
  font-size: 0.9rem;
}

.series-meta a {
  color: var(--accent);
}

.post-nav {
  margin-top: 1.5rem;
  padding: 1.5rem;
  border: 1px solid var(--border);
  border-radius: 8px;
  display: flex;
  justify-content: space-between;
  gap: 1.5rem;
  background: var(--card);
}

.post-nav a {
  flex: 1;
  text-decoration: none;
}

.post-nav a span {
  display: block;
  font-size: 0.8rem;
  color: var(--muted);
}

.post-nav a strong {
  display: block;
  margin-top: 0.3rem;
}

/* ===== Production Series Landing Page ===== */

.series-hero {
  margin-bottom: 3rem;
}

.series-hero p {
  color: var(--muted);
  font-size: 1.1rem;
}

.article-grid {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  margin-top: 2rem;
}

.article-card {
  background: var(--card);
  border: 1px solid var(--border);
  padding: 1.5rem;
  border-radius: 10px;
  transition: 0.2s ease-in-out;
}

.article-card:hover {
  border-color: var(--accent);
  transform: translateY(-2px);
}

.article-card a {
  text-decoration: none;
  color: var(--text);
}

.article-title {
  font-size: 1.2rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.article-desc {
  color: var(--muted);
  font-size: 0.95rem;
}

.badge {
  display: inline-block;
  background: rgba(59, 130, 246, 0.15);
  color: var(--accent);
  padding: 0.25rem 0.6rem;
  font-size: 0.75rem;
  border-radius: 999px;
  margin-bottom: 0.6rem;
  letter-spacing: 0.5px;
}

.coming-soon {
  opacity: 0.6;
  font-style: italic;
}

/* Optional subtle divider */

.section-divider {
  height: 1px;
  background: var(--border);
  margin: 3rem 0;
}