.page-shell {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: var(--spacing-xl) var(--spacing-lg) 120px;
}

.site-header {
  background: var(--color-surface);
  border-radius: var(--radius-large);
  padding: var(--spacing-xl);
  box-shadow: var(--shadow-soft);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-xl);
}

.site-header__top {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-lg);
  align-items: flex-end;
  justify-content: space-between;
}

.site-header__identity {
  max-width: 640px;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.site-header__name {
  font-size: clamp(2.25rem, 3vw, 2.75rem);
  font-weight: 700;
}

.site-header__title {
  font-size: 1.05rem;
  color: var(--color-muted);
  text-transform: uppercase;
  letter-spacing: 0.2em;
}

.site-header__summary {
  font-size: 1.05rem;
  color: var(--color-text);
}

.primary-nav {
  display: inline-flex;
  flex-wrap: wrap;
  gap: var(--spacing-sm);
}

.primary-nav a {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--color-muted);
  padding: 8px 14px;
  border-radius: var(--radius-small);
  background: rgba(82, 96, 109, 0.08);
  transition: background 0.2s ease, color 0.2s ease, transform 0.2s ease;
}

.primary-nav a:hover,
.primary-nav a:focus {
  background: var(--color-primary-soft);
  color: var(--color-primary);
  transform: translateY(-2px);
}

.contact-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: var(--spacing-md);
}

.contact-card {
  display: flex;
  flex-direction: column;
  gap: 4px;
  color: var(--color-muted);
  font-size: 0.95rem;
}

.contact-card span {
  font-weight: 600;
  color: var(--color-text);
}

.meta-strip {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-sm);
  align-items: center;
}

.meta-strip__item {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 12px 18px;
  border-radius: var(--radius-small);
  background: var(--color-background);
  font-size: 0.95rem;
  color: var(--color-muted);
  border: 1px solid rgba(209, 213, 219, 0.6);
}

.meta-strip__item strong {
  color: var(--color-text);
}

.main-content {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xl);
}

.section-card {
  background: var(--color-surface);
  border-radius: var(--radius-medium);
  padding: var(--spacing-xl);
  box-shadow: var(--shadow-soft);
}

.section-card h2 {
  font-size: 1.6rem;
  margin-bottom: var(--spacing-md);
}

.section-card h3 {
  font-size: 1.1rem;
  margin-bottom: var(--spacing-xs);
}

.section-card p:not(:last-child) {
  margin-bottom: var(--spacing-sm);
}

.section-card ul {
  color: var(--color-muted);
}

.detail-grid {
  display: grid;
  gap: var(--spacing-md);
}

.detail-grid__row {
  display: grid;
  gap: 6px;
  padding-bottom: var(--spacing-md);
  border-bottom: 1px solid var(--color-border);
}

.detail-grid__row:last-child {
  padding-bottom: 0;
  border-bottom: none;
}

.detail-grid__header {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-sm);
  align-items: baseline;
  justify-content: space-between;
}

.detail-grid__meta {
  font-size: 0.95rem;
  color: var(--color-muted);
}

.detail-grid__body ul {
  margin-top: var(--spacing-xs);
}

.skills-wrapper {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: var(--spacing-md);
}

.skill-card {
  background: rgba(37, 99, 235, 0.08);
  padding: var(--spacing-md);
  border-radius: var(--radius-small);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
}

.cert-list {
  display: grid;
  gap: var(--spacing-md);
}

.cert-item {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-sm);
  align-items: baseline;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-small);
  padding: var(--spacing-md);
}

.cert-item a {
  font-size: 0.95rem;
}

.visits-message {
  font-size: 0.9rem;
  color: var(--color-muted);
}

@media (max-width: 768px) {
  .page-shell {
    padding: var(--spacing-lg) var(--spacing-md) 80px;
  }

  .site-header {
    padding: var(--spacing-lg);
  }

  .section-card {
    padding: var(--spacing-lg);
  }
}