.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  height: 0;
  padding-inline: var(--space-3);
}

.site-header__bar {
  position: relative;
  display: flex;
  align-items: center;
  gap: var(--space-4);
  max-width: 78rem;
  min-height: 4.5rem;
  margin: var(--space-3) auto 0;
  padding: var(--space-2) var(--space-4);
  background: var(--color-surface);
  border-radius: var(--radius-pill);
  box-shadow: var(--shadow-sm);
}

.brand { display: flex; align-items: center; gap: var(--space-3); color: inherit; text-decoration: none; min-width: 0; }
.brand__logo { width: 2.75rem; height: 2.75rem; flex: none; border-radius: 50%; background: var(--color-surface); }
.brand__text { display: flex; flex-direction: column; min-width: 0; }
.brand__name { color: var(--color-moos); font-family: var(--font-display); font-size: 1.2rem; font-weight: 560; line-height: 1.15; }
.brand__role { color: var(--color-oliv); font-size: 0.68rem; font-weight: 800; letter-spacing: 0.12em; line-height: 1.3; text-transform: uppercase; }

.site-header__toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.75rem;
  height: 2.75rem;
  margin-left: auto;
  order: 3;
  padding: 0;
  border: 0;
  border-radius: 50%;
  background: var(--color-salbei-light);
  color: var(--color-moos);
  cursor: pointer;
}
.site-header__toggle .icon--close { display: none; }
.site-header__toggle[aria-expanded="true"] .icon--open { display: none; }
.site-header__toggle[aria-expanded="true"] .icon--close { display: block; }

.site-header__actions { display: none; align-items: center; gap: var(--space-4); }
.site-header__phone { display: inline-flex; align-items: center; gap: var(--space-2); color: var(--color-moos); font-size: var(--text-sm); font-weight: 800; text-decoration: none; white-space: nowrap; }

.primary-nav {
  display: none;
  position: absolute;
  top: calc(100% + var(--space-2));
  left: 0;
  right: 0;
  padding: var(--space-3);
  background: var(--color-surface);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
}
.primary-nav.is-open { display: block; }
.primary-nav__list { display: flex; flex-direction: column; margin: 0; padding: 0; list-style: none; }
.primary-nav__link {
  display: block;
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-sm);
  color: var(--color-ink);
  font-weight: 700;
  text-decoration: none;
}
.primary-nav__link:hover, .primary-nav__link.is-active { background: var(--color-salbei-light); color: var(--color-moos); }

@media (min-width: 40em) {
  .site-header__actions { display: flex; order: 2; margin-left: auto; }
  .site-header__toggle { margin-left: 0; }
  .site-header__phone { display: none; }
}

@media (min-width: 72em) {
  .site-header__toggle { display: none; }
  .primary-nav { display: block; position: static; order: 1; flex: 1; padding: 0; background: none; box-shadow: none; }
  .primary-nav__list { flex-direction: row; justify-content: center; gap: var(--space-1); }
  .primary-nav__link { padding: var(--space-2) var(--space-3); font-size: var(--text-sm); }
  .site-header__actions { margin-left: 0; }
  .site-header__phone { display: inline-flex; }
}