.container {
  width: min(720px, 92vw);
  margin: 0 auto;
}

.site-header {
  border-bottom: 1px solid var(--border);
  background: var(--surface);
}

.header-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.25rem;
  padding: 1.25rem 0;
}

.brand {
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--text);
  letter-spacing: -0.02em;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 200px;
  flex-shrink: 0;
}

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

.site-nav {
  display: flex;
  align-items: center;
  gap: 1rem;
  font-size: 0.95rem;
  white-space: nowrap;
  flex-shrink: 0;
}

.site-nav a {
  color: var(--muted);
  padding: 0.25rem 0;
  white-space: nowrap;
}

.site-nav a:hover {
  color: var(--accent);
}

.nav-action {
  margin: 0;
}

.nav-action button {
  font: inherit !important;
  background: none !important;
  border: none !important;
  padding: 0.35rem 0 !important;
  color: var(--muted) !important;
  cursor: pointer;
  text-decoration: none;
  transition: color 140ms ease;
  border-radius: 0 !important;
  box-shadow: none !important;
}

.nav-action button:hover {
  color: var(--accent) !important;
  background: none !important;
  border: none !important;
}

.header-search {
  flex: 1;
  max-width: 300px;
  margin: 0 1rem;
}

.search-form {
  display: flex;
  align-items: center;
  background: var(--surface-subtle);
  border: 1px solid var(--border);
  border-radius: 6px;
  overflow: hidden;
  transition: border-color 140ms ease;
}

.search-form:focus-within {
  border-color: var(--accent);
}

.search-input {
  flex: 1;
  border: none;
  background: transparent;
  padding: 0.5rem 0.75rem;
  font-size: 0.9rem;
  color: var(--text);
  outline: none;
}

.search-input::placeholder {
  color: var(--muted);
}

.search-button {
  background: none;
  border: none;
  padding: 0.5rem 0.75rem;
  cursor: pointer;
  color: var(--muted);
  transition: color 140ms ease;
  display: flex;
  align-items: center;
  justify-content: center;
}

.search-button:hover {
  color: var(--accent);
}

.search-button span {
  font-size: 0.9rem;
}

.search-query {
  color: var(--muted);
  font-size: 0.9rem;
  margin: 0.25rem 0 0 0;
}

.no-results {
  text-align: center;
  padding: 2rem;
  color: var(--muted);
}

.no-results p {
  margin: 0.5rem 0;
}

main.content-stack {
  padding: 2.5rem 0 4rem;
}

.content-stack > * + * {
  margin-top: 2.5rem;
}

.site-footer {
  padding: 2.5rem 0;
  color: var(--muted);
  font-size: 0.85rem;
  border-top: 1px solid var(--border);
  margin-top: 3rem;
}

.site-footer .container {
  text-align: center;
}

@media (max-width: 768px) {
  .header-bar {
    flex-wrap: wrap;
    gap: 1rem;
  }

  .brand {
    max-width: 150px;
  }

  .header-search {
    order: 3;
    flex: 1 1 100%;
    max-width: none;
    margin: 0;
  }

  .site-nav {
    order: 2;
  }
}

@media (max-width: 640px) {
  .header-bar {
    flex-direction: column;
    align-items: flex-start;
  }

  .brand {
    max-width: 120px;
  }

  .site-nav {
    flex-wrap: wrap;
    gap: 0.75rem;
    white-space: normal;
  }

  .site-nav a {
    white-space: nowrap;
  }
}