/* ── Hero ─────────────────────────────────────────────────────────────────── */
.hero {
  padding: 4rem 0 3.5rem;
  border-bottom: 1px solid var(--border);
  margin-bottom: 3rem;
}

.hero-eyebrow {
  margin-bottom: 1.25rem;
}

.terminal-prompt {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--accent);
  background: var(--code-bg);
  border: 1px solid var(--border);
  padding: 0.3rem 0.8rem;
  border-radius: 6px;
  display: inline-block;
}

.hero h1 {
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 700;
  margin: 0 0 0.5rem;
  letter-spacing: -0.03em;
}

.hero .tagline {
  font-family: var(--font-mono);
  color: var(--muted);
  font-size: 0.95rem;
  margin: 0 0 1.25rem;
}

.hero-bio {
  color: var(--muted);
  font-size: 1.05rem;
  max-width: 560px;
  line-height: 1.7;
  margin: 0 0 2rem;
}

.hero-links {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
}

/* ── Buttons ──────────────────────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.55rem 1.2rem;
  border-radius: 8px;
  font-weight: 500;
  font-size: 0.9rem;
  transition: all var(--t);
  text-decoration: none;
  cursor: pointer;
  border: 1px solid transparent;
}

.btn:hover { text-decoration: none; }

.btn-primary {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}

.btn-primary:hover {
  background: var(--accent-hover);
  border-color: var(--accent-hover);
  color: #fff;
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.btn-ghost {
  background: transparent;
  color: var(--fg);
  border-color: var(--border);
}

.btn-ghost:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: var(--accent-subtle);
}

/* ── Project grid and cards ───────────────────────────────────────────────── */
.project-grid {
  list-style: none;
  padding: 0;
  margin: 1.5rem 0;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.project-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 10px;
  overflow: hidden;
  display: grid;
  grid-template-columns: 140px 1fr;
  transition: transform var(--t), box-shadow var(--t), border-color var(--t);
}

.project-card:hover {
  transform: translateY(-2px);
  border-color: var(--accent);
  box-shadow: var(--shadow-md);
}

.project-card > a {
  display: block;
  overflow: hidden;
}

.card-image {
  width: 100%;
  height: 100%;
  min-height: 120px;
  object-fit: cover;
  display: block;
  transition: transform 0.3s ease;
}

.project-card:hover .card-image {
  transform: scale(1.04);
}

.project-card-body {
  padding: 0.9rem 1.1rem;
  display: flex;
  flex-direction: column;
}

.project-card h2,
.project-card h3 {
  margin: 0 0 0.3rem;
  font-size: 1rem;
  line-height: 1.35;
}

.project-card h2 a,
.project-card h3 a {
  color: var(--fg);
  transition: color var(--t);
}

.project-card h2 a:hover,
.project-card h3 a:hover {
  color: var(--accent);
  text-decoration: none;
}

.project-card .meta {
  color: var(--muted);
  font-size: 0.78rem;
  margin: 0 0 0.5rem;
  font-family: var(--font-mono);
}

.project-card p {
  font-size: 0.88rem;
  line-height: 1.55;
  color: var(--muted);
  margin: 0 0 0.5rem;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  line-clamp: 2;
  overflow: hidden;
}

.project-card .tag-list {
  margin-top: auto;
  padding-top: 0.4rem;
}

/* ── Tags ─────────────────────────────────────────────────────────────────── */
.tag-list {
  list-style: none;
  padding: 0;
  margin: 0.5rem 0 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
}

.tag-list li {
  font-size: 0.72rem;
  font-family: var(--font-mono);
  background: var(--code-bg);
  border: 1px solid var(--border);
  color: var(--muted);
  padding: 0.15rem 0.55rem;
  border-radius: 20px;
  transition: color var(--t), border-color var(--t), background var(--t);
}

.tag-list li a {
  color: inherit;
  text-decoration: none;
}

.tag-list li:has(a:hover) {
  color: var(--accent);
  border-color: var(--accent);
  background: var(--accent-subtle);
}

.tag-list li a[aria-current="true"],
.tag-list li:has(a[aria-current="true"]) {
  color: var(--accent);
  border-color: var(--accent);
  background: var(--accent-subtle);
  font-weight: 600;
}

/* ── Blog layout (list + sidebar) ─────────────────────────────────────────── */
.blog-layout {
  display: grid;
  grid-template-columns: 1fr 200px;
  gap: 3rem;
  align-items: start;
}

.tag-sidebar {
  position: sticky;
  top: 72px;
}

.tag-sidebar h2 {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--muted);
  font-weight: 600;
  margin: 0 0 0.75rem;
  font-family: var(--font-mono);
}

.tag-sidebar .tag-list {
  flex-direction: column;
  gap: 0.2rem;
  margin: 0;
}

.tag-sidebar .tag-list li {
  border-radius: 6px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.3rem 0.6rem;
}

.tag-count {
  font-size: 0.7rem;
  color: var(--muted);
  background: var(--surface);
  padding: 0.05rem 0.4rem;
  border-radius: 10px;
}

.tag-filter-label {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--accent);
  margin-left: 0.5rem;
  font-weight: 400;
}

/* ── Section utilities ────────────────────────────────────────────────────── */
.section-more {
  font-size: 0.85rem;
  font-weight: 400;
  color: var(--muted);
  margin-left: 0.75rem;
  vertical-align: middle;
}

.section-more:hover { color: var(--accent); }

/* ── About page ───────────────────────────────────────────────────────────── */
.about-section {
  max-width: var(--max);
  margin-bottom: 2rem;
}

.about-section h2 {
  font-size: 1rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--muted);
  font-weight: 600;
  font-family: var(--font-mono);
  margin-bottom: 0.75rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--border);
}

.about-section p {
  color: var(--fg);
  line-height: 1.75;
  margin: 0 0 0.75rem;
}

.about-hero {
  max-width: var(--max);
  padding: 2.5rem 0 2rem;
  margin-bottom: 2rem;
  border-bottom: 1px solid var(--border);
}

.about-hero h1 { margin: 0 0 0.75rem; }

/* ── Profile card ─────────────────────────────────────────────────────────── */
.home-profile {
  max-width: var(--max);
  margin-bottom: 3rem;
}

.profile-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 12px;
  box-shadow: var(--shadow-sm);
  padding: 2rem;
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: 2rem;
  align-items: center;
  transition: box-shadow var(--t);
}

.profile-card:hover {
  box-shadow: var(--shadow-md);
}

.profile-photo {
  width: 100%;
  aspect-ratio: 1;
  border-radius: 10px;
  object-fit: cover;
  display: block;
}

.profile-caption p {
  margin: 0;
  font-size: 1rem;
  line-height: 1.65;
  color: var(--fg);
}

/* ── Skills grid ──────────────────────────────────────────────────────────── */
.home-skills { margin-bottom: 2.5rem; }

.home-skills-heading {
  font-size: 0.7rem;
  margin: 0 0 1rem;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-weight: 600;
  font-family: var(--font-mono);
}

.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  gap: 0.75rem;
}

.skill-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 1rem 1.1rem;
  transition: border-color var(--t), box-shadow var(--t);
}

.skill-card:hover {
  border-color: var(--accent);
  box-shadow: var(--shadow-sm);
}

.skill-card h3 {
  margin: 0 0 0.6rem;
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--accent);
  font-weight: 700;
  font-family: var(--font-mono);
}

.skill-card ul { list-style: none; padding: 0; margin: 0; }

.skill-card li {
  font-size: 0.875rem;
  color: var(--fg);
  padding: 0.25rem 0;
  border-bottom: 1px solid var(--border);
}

.skill-card li:last-child { border-bottom: none; }
.skill-card li a { color: var(--fg); transition: color var(--t); }
.skill-card li a:hover { color: var(--accent); text-decoration: none; }

/* ── References ───────────────────────────────────────────────────────────── */
.references-list {
  list-style: none;
  padding: 0;
  margin: 2rem 0;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  max-width: var(--max);
}

.reference-card {
  display: grid;
  grid-template-columns: 64px 1fr;
  gap: 1.25rem;
  align-items: start;
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 1.5rem;
}

.reference-photo {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid var(--border);
}

.reference-quote {
  margin: 0;
  font-style: normal;
}

.reference-quote p {
  margin: 0 0 0.75rem;
  font-size: 0.95rem;
  line-height: 1.65;
  color: var(--fg);
}

.reference-quote footer {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
  font-size: 0.85rem;
}

.reference-role {
  color: var(--muted);
}

/* ── Social links ─────────────────────────────────────────────────────────── */
.social-links {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  gap: 0.25rem;
  align-items: center;
}

.social-links a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 6px;
  color: var(--muted);
  transition: color var(--t), background var(--t);
}

.social-links a:hover {
  color: var(--accent);
  background: var(--surface);
  text-decoration: none;
}

.social-links svg { display: block; }

/* ── Experience stats strip ───────────────────────────────────────────────── */
.exp-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
  margin: 2rem 0 3rem;
  max-width: var(--max);
}

.exp-stat {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 1rem 1.25rem;
  text-align: center;
  transition: border-color var(--t);
}

.exp-stat:hover { border-color: var(--accent); }

.exp-stat-value {
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--accent);
  font-family: var(--font-mono);
  line-height: 1;
  display: block;
}

.exp-stat-label {
  font-size: 0.7rem;
  color: var(--muted);
  font-family: var(--font-mono);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  display: block;
  margin-top: 0.4rem;
}

/* ── Experience timeline ──────────────────────────────────────────────────── */
.timeline {
  list-style: none;
  padding: 0;
  margin: 0 0 3rem;
  max-width: var(--max);
  position: relative;
}

.timeline::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.5rem;
  bottom: 0;
  width: 2px;
  background: var(--border);
}

.timeline-item {
  padding-left: 1.75rem;
  position: relative;
  margin-bottom: 2.75rem;
}

.timeline-item::before {
  content: "";
  position: absolute;
  left: -4px;
  top: 0.45rem;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--accent);
  border: 2px solid var(--bg);
  box-shadow: 0 0 0 2px var(--accent);
}

.timeline-item:last-child { margin-bottom: 0; }

.timeline-period {
  font-size: 0.72rem;
  font-family: var(--font-mono);
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin: 0 0 0.2rem;
}

.timeline-role {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--fg);
  margin: 0 0 0.1rem;
  letter-spacing: -0.01em;
}

.timeline-company {
  font-size: 0.82rem;
  color: var(--muted);
  margin: 0 0 0.9rem;
  font-family: var(--font-mono);
}

.timeline-item ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.timeline-item li {
  font-size: 0.9rem;
  color: var(--muted);
  line-height: 1.6;
  padding: 0.3rem 0;
  border-bottom: 1px solid var(--border);
  display: flex;
  gap: 0.5rem;
}

.timeline-item li::before {
  content: "›";
  color: var(--accent);
  font-weight: 700;
  flex-shrink: 0;
}

.timeline-item li:last-child { border-bottom: none; }
.timeline-item li strong { color: var(--fg); font-weight: 600; }

/* ── Certifications ───────────────────────────────────────────────────────── */
.cert-grid {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  max-width: var(--max);
}

.cert-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0.65rem 1rem;
  transition: border-color var(--t);
}

.cert-item:hover { border-color: var(--accent); }

.cert-name {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--fg);
}

.cert-issuer {
  font-size: 0.75rem;
  color: var(--muted);
  font-family: var(--font-mono);
  margin-left: auto;
  white-space: nowrap;
}

/* ── Responsive ───────────────────────────────────────────────────────────── */
@media (max-width: 768px) {
  .blog-layout {
    grid-template-columns: 1fr;
  }

  .tag-sidebar {
    position: static;
    border-top: 1px solid var(--border);
    padding-top: 1.5rem;
    margin-top: 0.5rem;
  }

  .tag-sidebar .tag-list {
    flex-direction: row;
  }

  .profile-card {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .profile-photo {
    width: 120px;
    margin: 0 auto;
  }
}

@media (max-width: 560px) {
  .project-card {
    grid-template-columns: 1fr;
  }

  .card-image {
    height: 160px;
    min-height: unset;
  }

  .hero { padding: 2.5rem 0 2rem; }
  .skills-grid { grid-template-columns: repeat(2, 1fr); }
  .exp-stats { grid-template-columns: repeat(2, 1fr); }
  .cert-issuer { display: none; }
}