.site-wrapper {
  min-height: 100vh;
  display: grid;
  grid-template-rows: auto 1fr auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.02);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  transition:
    background var(--transition-normal),
    border-color var(--transition-normal);
}

html.dark-theme .site-header {
  background: rgba(15, 17, 21, 0.02);
}

.header-inner {
  min-height: var(--header-height);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
}

.site-brand {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  color: var(--strong);
  font-weight: 700;
}

.site-brand-logo {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--secondary), var(--highlight));
  border: 2px solid var(--primary);
  flex-shrink: 0;
}

.site-brand-text {
  display: flex;
  flex-direction: column;
  line-height: 1.15;
}

.site-brand-title {
  font-size: 1rem;
}

.site-brand-subtitle {
  font-size: 0.85rem;
  color: var(--text-muted);
  font-weight: 500;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  flex-wrap: wrap;
}

.site-nav-list {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin: 0;
  padding: 0;
}

.site-nav-link {
  display: inline-flex;
  align-items: center;
  min-height: 42px;
  padding: 0.65rem 1rem;
  border-radius: 999px;
  color: var(--strong);
  font-weight: 600;
}

.site-nav-link:hover,
.site-nav-link:focus-visible,
.site-nav-link.is-active {
  background: var(--bg-accent);
  color: var(--secondary);
}

.site-main {
  padding-top: var(--space-4);
}

.site-footer {
  margin-top: var(--space-8);
  border-top: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.18);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  transition:
    background var(--transition-normal),
    border-color var(--transition-normal);
}

html.dark-theme .site-footer {
  background: rgba(15, 17, 21, 0.18);
}

.footer-inner {
  padding: var(--space-5) 0;
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
  align-items: center;
  justify-content: space-between;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
}

.footer-link {
  color: var(--text-muted);
  font-weight: 600;
}

.footer-link:hover,
.footer-link:focus-visible {
  color: var(--secondary);
}

.footer-note {
  color: var(--text-muted);
  font-size: 0.95rem;
}

@media (max-width: 980px) {
  .header-inner {
    flex-direction: column;
    align-items: flex-start;
    padding-block: var(--space-3);
  }

  .site-nav {
    width: 100%;
  }
}

@media (max-width: 640px) {
  .site-nav-list {
    width: 100%;
  }

  .footer-inner {
    flex-direction: column;
    align-items: flex-start;
  }
}