:root{
  --accent: #0d6efd; /* Bootstrap primary blue; change if you like */
}

/* Accent utilities */
a, .link-primary { color: var(--accent); }
a:hover { color: #0b5ed7; }

.navbar .nav-link.active,
.navbar .nav-link:focus,
.navbar .nav-link:hover {
  color: var(--accent);
}

/* Small underline for the current section (like your screenshot) */
.navbar .nav-link.active {
  position: relative;
}
.navbar .nav-link.active::after {
  content: "";
  position: absolute;
  left: 0.4rem;
  right: 0.4rem;
  bottom: 0.2rem;
  height: 2px;
  background: var(--accent);
}

/* Code blocks */
pre code {
  display: block;
  padding: 1rem;
  border-radius: .5rem;
  overflow-x: auto;
  font-size: 0.95rem;
}

/* Optional: nicer images */
.project-hero {
  border-radius: 1rem;
  box-shadow: 0 10px 25px rgba(0,0,0,.08);
  margin-bottom: 1.25rem;
}

.figure-caption {
  font-size: .9rem;
  opacity: .85;
}

/* Blog cards */
.blog-card {
  background: #ffffff;
  border-radius: 0.9rem;
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.08);
  display: flex;
  flex-direction: column;
  height: 100%;
  overflow: hidden;
}

.blog-card-img img {
  height: 220px;
  object-fit: cover;
  width: 100%;
}

.blog-card-body {
  display: flex;
  flex: 1;
  flex-direction: column;
  gap: 0.6rem;
  padding: 1.25rem 1.4rem 1.5rem;
}

.blog-meta {
  color: #6c757d;
  display: flex;
  font-size: 0.75rem;
  gap: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.blog-tag {
  color: var(--accent);
  font-weight: 600;
}

.blog-card h3 {
  font-size: 1.15rem;
  margin-bottom: 0;
}

.blog-card p {
  margin-bottom: 0;
}

.blog-link {
  align-items: center;
  display: inline-flex;
  font-weight: 600;
  gap: 0.35rem;
  margin-top: auto;
}

.blog .blog-filters {
  list-style: none;
  margin: 0 auto 20px;
  padding: 0;
  text-align: center;
}

.blog .blog-filters li {
  cursor: pointer;
  display: inline-block;
  font-size: 16px;
  font-weight: 600;
  line-height: 1;
  margin: 0 10px 5px;
  text-transform: uppercase;
  transition: all 0.3s ease-in-out;
  user-select: none;
}

.blog .blog-filters li:hover,
.blog .blog-filters li.filter-active {
  color: var(--accent);
}

@media (max-width: 575px) {
  .blog .blog-filters li {
    font-size: 14px;
    margin: 0 5px 5px;
  }
}

.blog-post p,
.blog-post li {
  font-size: 1rem;
  font-weight: 400;
  line-height: 1.7;
}

/* Blog typography system (Stack Overflow-inspired) */
.blog-details-page {
  --blog-sans: "Source Sans 3", -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
  --blog-serif: "Source Serif 4", "Iowan Old Style", "Palatino Linotype", Palatino, Georgia, serif;
  --blog-mono: "Source Code Pro", ui-monospace, SFMono-Regular, Menlo, Consolas, "Liberation Mono", monospace;
  --blog-text-base: 1.05rem;
  --blog-text-small: 0.9rem;
  --blog-lh-body: 1.75;
  --blog-lh-heading: 1.2;
  --blog-h1: 2.6rem;
  --blog-h2: 2rem;
  --blog-h3: 1.6rem;
  --blog-h4: 1.3rem;
  --blog-h5: 1.1rem;
  --blog-h6: 1rem;
}

.blog-details-page .main {
  font-family: var(--blog-sans);
  font-size: var(--blog-text-base);
  line-height: var(--blog-lh-body);
  color: #1f2328;
}

.blog-details-page h1,
.blog-details-page h2,
.blog-details-page h3,
.blog-details-page h4,
.blog-details-page h5,
.blog-details-page h6 {
  font-family: var(--blog-sans);
  line-height: var(--blog-lh-heading);
  letter-spacing: -0.015em;
  margin: 0 0 0.5em;
}

.blog-details-page h1 { font-size: var(--blog-h1); font-weight: 700; }
.blog-details-page h2 { font-size: var(--blog-h2); font-weight: 700; }
.blog-details-page h3 { font-size: var(--blog-h3); font-weight: 600; }
.blog-details-page h4 { font-size: var(--blog-h4); font-weight: 600; }
.blog-details-page h5 { font-size: var(--blog-h5); font-weight: 600; }
.blog-details-page h6 { font-size: var(--blog-h6); font-weight: 600; }

.blog-details-page p,
.blog-details-page li {
  font-size: var(--blog-text-base);
  line-height: var(--blog-lh-body);
}

.blog-details-page small,
.blog-details-page .caption {
  font-size: var(--blog-text-small);
  line-height: 1.6;
  font-family: var(--blog-sans);
  letter-spacing: 0.02em;
}

/* Hero tagline tweaks */
.hero .tagline {
  line-height: 1.7;
  margin-top: 0.8rem;
}

@media (max-width: 768px) {
  .hero .tagline {
    font-size: 1rem;
    line-height: 1.6;
    padding: 0 1rem;
  }
}

.blog-details-page code,
.blog-details-page pre {
  font-family: var(--blog-mono);
  font-size: 0.95rem;
  line-height: 1.6;
}

.blog-details-page .blog-post {
  max-width: 72ch;
}

.blog-details-page .post-meta {
  align-items: center;
  display: flex;
  gap: 0.5rem;
  margin: 0 0 1rem;
}

.blog-details-page .post-meta .blog-tag {
  background: rgba(13, 110, 253, 0.1);
  border-radius: 999px;
  color: var(--accent);
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  padding: 0.35rem 0.75rem;
  text-transform: uppercase;
}

.blog-details-page .post-meta-label {
  color: #6c757d;
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

@media (max-width: 768px) {
  .blog-details-page {
    --blog-h1: 2.2rem;
    --blog-h2: 1.75rem;
    --blog-h3: 1.4rem;
    --blog-h4: 1.2rem;
    --blog-text-base: 1rem;
  }
}