/* build:2026-05-15 13:03:46 */
/* =============================================
   CalcEasy — Blog Styles
   ============================================= */

/* ── Blog index page ── */
.blog-hero {
  padding: 48px 0 32px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 40px;
}
.blog-hero h1 { font-size: clamp(1.6rem, 4vw, 2.25rem); margin-bottom: 0.5rem; }
.blog-hero p  { font-size: 1.0625rem; color: var(--text-secondary); max-width: 560px; }

.blog-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
  padding-bottom: 56px;
}

.blog-card {
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 24px;
  background: var(--bg);
  transition: box-shadow 0.18s, border-color 0.18s;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.blog-card:hover {
  box-shadow: var(--shadow-md);
  border-color: var(--primary-mid);
  text-decoration: none;
}
.blog-card-eyebrow {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  color: var(--primary);
}
.blog-card-eyebrow .tag {
  background: var(--primary-light);
  padding: 2px 8px;
  border-radius: 20px;
  color: var(--primary);
}
.blog-card-eyebrow .read-time { color: var(--text-muted); font-weight: 400; }
.blog-card h2 {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--gray-900);
  margin-bottom: 0;
  line-height: 1.35;
}
.blog-card p { font-size: 0.9375rem; color: var(--text-secondary); margin: 0; line-height: 1.6; }
.blog-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 12px;
  border-top: 1px solid var(--border);
  font-size: 0.8125rem;
  color: var(--text-muted);
}
.blog-card-cta { color: var(--primary); font-weight: 600; }

/* ── Blog post page ── */
.blog-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
  padding: 24px 0 64px;
  align-items: start;
}

.blog-post-header { margin-bottom: 2rem; }
.blog-post-eyebrow {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  color: var(--primary);
  margin-bottom: 0.75rem;
}
.blog-post-eyebrow .sep { color: var(--border-strong); }
.blog-post-header h1 {
  font-size: clamp(1.5rem, 4vw, 2rem);
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: -0.03em;
  color: var(--gray-900);
  margin-bottom: 1rem;
}
.blog-post-meta {
  display: flex;
  align-items: center;
  gap: 16px;
  font-size: 0.8125rem;
  color: var(--text-muted);
  flex-wrap: wrap;
}
.blog-post-meta .author { font-weight: 600; color: var(--text-secondary); }

/* TOC */
.blog-toc {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 20px 24px;
  margin-bottom: 2rem;
}
.blog-toc-label {
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-muted);
  margin-bottom: 10px;
}
.blog-toc ol { padding-left: 1.25rem; counter-reset: toc-counter; }
.blog-toc li {
  margin-bottom: 6px;
  font-size: 0.875rem;
}
.blog-toc a { color: var(--primary); text-decoration: none; }
.blog-toc a:hover { text-decoration: underline; }

/* Prose */
.blog-prose { line-height: 1.8; }
.blog-prose h2 {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--gray-900);
  margin: 2.25rem 0 0.75rem;
  padding-top: 1rem;
  border-top: 1px solid var(--border);
  letter-spacing: -0.015em;
}
.blog-prose h2:first-child { margin-top: 0; border-top: none; padding-top: 0; }
.blog-prose h3 {
  font-size: 1.0625rem;
  font-weight: 600;
  color: var(--gray-800);
  margin: 1.5rem 0 0.5rem;
}
.blog-prose p { margin-bottom: 1.1rem; color: var(--text-secondary); }
.blog-prose ul, .blog-prose ol {
  margin: 0.75rem 0 1.25rem;
  padding-left: 1.5rem;
}
.blog-prose li { margin-bottom: 0.45rem; color: var(--text-secondary); font-size: 0.9375rem; }
.blog-prose strong { color: var(--gray-800); font-weight: 600; }
.blog-prose a { color: var(--primary); }

/* Formula box */
.formula-box {
  background: var(--primary-light);
  border: 1px solid var(--primary-mid);
  border-left: 4px solid var(--primary);
  border-radius: var(--radius-md);
  padding: 16px 20px;
  font-family: var(--font-mono);
  font-size: 0.875rem;
  line-height: 1.75;
  color: #1e3a8a;
  margin: 1.25rem 0;
  overflow-x: auto;
}

/* Worked example table */
.example-table {
  width: 100%;
  border-collapse: collapse;
  margin: 1rem 0 1.5rem;
  font-size: 0.875rem;
}
.example-table th {
  background: var(--gray-800);
  color: white;
  padding: 10px 14px;
  text-align: left;
  font-weight: 600;
  font-size: 0.8125rem;
}
.example-table td {
  padding: 10px 14px;
  border-bottom: 1px solid var(--border);
  color: var(--text-secondary);
}
.example-table tr:nth-child(even) td { background: var(--surface); }
.example-table .highlight td { background: var(--primary-light); font-weight: 600; color: var(--primary); }

/* Inline CTA */
.blog-calc-cta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  background: linear-gradient(135deg, var(--primary-light), #dbeafe);
  border: 1px solid var(--primary-mid);
  border-radius: var(--radius-lg);
  padding: 20px 24px;
  margin: 2rem 0;
  flex-wrap: wrap;
}
.blog-calc-cta p {
  margin: 0;
  font-size: 0.9375rem;
  font-weight: 600;
  color: #1e40af;
}
.blog-calc-cta p span { display: block; font-size: 0.8125rem; font-weight: 400; color: #3b82f6; margin-top: 2px; }
.blog-calc-cta a {
  background: var(--primary);
  color: white;
  padding: 10px 22px;
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: 0.875rem;
  text-decoration: none;
  white-space: nowrap;
  transition: background 0.15s;
  flex-shrink: 0;
}
.blog-calc-cta a:hover { background: var(--primary-dark); text-decoration: none; }

/* Key takeaways box */
.key-box {
  background: var(--success-light);
  border: 1px solid #a7f3d0;
  border-radius: var(--radius-md);
  padding: 18px 22px;
  margin: 1.5rem 0;
}
.key-box-label {
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--success);
  margin-bottom: 10px;
}
.key-box ul { margin: 0; padding-left: 1.25rem; }
.key-box li { color: #065f46; font-size: 0.9rem; margin-bottom: 5px; }

/* Blog sidebar */
.blog-sidebar { display: flex; flex-direction: column; gap: 20px; }
.sidebar-widget {
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 20px;
  background: var(--bg);
}
.sidebar-widget h3 { font-size: 0.875rem; text-transform: uppercase; letter-spacing: 0.07em; color: var(--text-muted); margin-bottom: 12px; }
.sidebar-links { display: flex; flex-direction: column; gap: 8px; }
.sidebar-links a {
  font-size: 0.875rem;
  color: var(--text-secondary);
  text-decoration: none;
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  transition: background 0.12s, color 0.12s;
  display: flex;
  align-items: center;
  gap: 8px;
}
.sidebar-links a:hover { background: var(--primary-light); color: var(--primary); text-decoration: none; }
.sidebar-links a .icon { font-size: 1rem; flex-shrink: 0; }

/* Related posts */
.blog-related { margin-top: 3rem; padding-top: 2rem; border-top: 1px solid var(--border); }
.blog-related h2 { font-size: 1.125rem; margin-bottom: 1.25rem; }

/* Responsive */
@media (min-width: 768px) {
  .blog-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (min-width: 1024px) {
  .blog-grid { grid-template-columns: repeat(3, 1fr); }
  .blog-layout { grid-template-columns: 1fr 300px; }
}