.site-header {
  position: relative;
  z-index: 100;
  width: 100%;
  border-bottom: var(--border-default);
  background: var(--color-paper-bright);
}

.site-header__inner {
  display: flex;
  min-height: 4.75rem;
  align-items: center;
  gap: 1rem;
}

.site-header__brand {
  display: grid;
  min-width: 0;
  flex: 0 1 auto;
  grid-template-columns: 2.625rem minmax(0, auto);
  grid-template-rows: auto auto;
  column-gap: 0.625rem;
  align-items: center;
  color: var(--color-ink);
  text-decoration: none;
}

.site-header__brand:hover {
  color: var(--color-ink);
  text-decoration: none;
}

.site-header__logo {
  grid-row: 1 / span 2;
  width: 2.625rem;
  height: 2.625rem;
  max-width: none;
  object-fit: contain;
}

.site-header__brand-text {
  min-width: 0;
  font-family: var(--font-heading);
  font-size: 1.375rem;
  font-weight: 600;
  letter-spacing: -0.045em;
  line-height: 1;
  white-space: nowrap;
}

.site-header__independent {
  margin-top: 0.15rem;
  color: var(--color-muted-ink);
  font-size: 0.625rem;
  font-weight: 700;
  letter-spacing: 0.085em;
  line-height: 1.2;
  text-transform: uppercase;
  white-space: nowrap;
}

.site-header__nav {
  display: flex;
  min-width: 0;
  flex: 1 1 auto;
  align-items: center;
  justify-content: flex-end;
  gap: 0.875rem;
}

.site-header__nav-list {
  display: flex;
  min-width: 0;
  align-items: center;
  gap: 0.9rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.site-header__nav-list li,
.site-header__nav-list li + li {
  display: flex;
  align-items: center;
  margin: 0;
  padding: 0;
}

.site-header__nav-list a {
  position: relative;
  display: inline-flex;
  align-items: center;
  min-height: 2.75rem;
  color: var(--color-ink);
  font-size: 0.8125rem;
  font-weight: 700;
  line-height: 1;
  text-decoration: none;
  white-space: nowrap;
}

.site-header__nav-list a:hover,
.site-header__nav-list a[aria-current="page"] {
  color: var(--color-terracotta);
}

.site-header__nav-list a[aria-current="page"]::after {
  position: absolute;
  right: 0;
  bottom: 0.1rem;
  left: 0;
  height: 0.1875rem;
  background: var(--color-terracotta);
  content: "";
}

.site-header__play {
  min-height: 2.5rem;
  padding: 0.625rem 0.875rem;
  font-size: 0.8125rem;
  white-space: nowrap;
}

.site-header__play--compact,
.site-header__toggle,
.site-header__mobile-only {
  display: none;
}

@media (max-width: 1080px) {
  .site-header__inner {
    min-height: 4.5rem;
    gap: 0.75rem;
  }

  .site-header__brand-text {
    font-size: 1.25rem;
  }

  .site-header__nav-list {
    gap: 0.65rem;
  }

  .site-header__nav-list a {
    font-size: 0.75rem;
  }
}

@media (max-width: 899px) {
  .site-header__inner {
    min-height: 4.375rem;
    justify-content: space-between;
  }

  .site-header__brand {
    grid-template-columns: 2.125rem minmax(0, auto);
    column-gap: 0.5rem;
  }

  .site-header__logo {
    width: 2.125rem;
    height: 2.125rem;
  }

  .site-header__brand-text {
    font-size: 1.125rem;
  }

  .site-header__independent {
    font-size: 0.5625rem;
  }

  .site-header__toggle {
    display: inline-flex;
    width: 2.75rem;
    height: 2.75rem;
    flex: 0 0 auto;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0.25rem;
    padding: 0;
    border: var(--border-ink);
    border-radius: var(--radius-panel);
    background: var(--color-paper-bright);
  }

  .site-header__toggle-line {
    display: block;
    width: 1.125rem;
    height: 0.125rem;
    background: var(--color-ink);
    transition: transform var(--transition-fast), opacity var(--transition-fast);
  }

  .site-header__toggle[aria-expanded="true"] .site-header__toggle-line:nth-child(1) {
    transform: translateY(0.375rem) rotate(45deg);
  }

  .site-header__toggle[aria-expanded="true"] .site-header__toggle-line:nth-child(2) {
    opacity: 0;
  }

  .site-header__toggle[aria-expanded="true"] .site-header__toggle-line:nth-child(3) {
    transform: translateY(-0.375rem) rotate(-45deg);
  }

  .site-header__play--compact {
    display: inline-flex;
    min-height: 2.5rem;
    margin-left: auto;
    padding: 0.625rem 0.75rem;
    font-size: 0.75rem;
  }

  .site-header__nav > .site-header__play {
    display: inline-flex;
    width: 100%;
    justify-content: center;
  }

  .site-header__nav {
    position: absolute;
    z-index: 101;
    top: calc(100% + 1px);
    right: var(--container-padding);
    left: var(--container-padding);
    display: none;
    max-height: calc(100vh - 5.25rem);
    overflow: auto;
    padding: 1rem;
    border: var(--border-default);
    border-radius: var(--radius-panel);
    background: var(--color-paper-bright);
    box-shadow: var(--shadow-sheet);
  }

  .site-header__nav.is-open {
    display: flex;
    flex-direction: column;
    align-items: stretch;
    gap: 1rem;
  }

  .site-header__nav-list {
    display: grid;
    width: 100%;
    gap: 0;
  }

  .site-header__nav-list li,
  .site-header__nav-list li + li {
    display: block;
    border-bottom: var(--border-default);
  }

  .site-header__nav-list a {
    display: flex;
    min-height: 2.75rem;
    padding: 0.5rem 0;
    font-size: 0.9375rem;
  }

  .site-header__nav-list a[aria-current="page"]::after {
    top: 50%;
    right: auto;
    bottom: auto;
    left: -0.5rem;
    width: 0.1875rem;
    height: 1.125rem;
    transform: translateY(-50%);
  }

  .site-header__mobile-only {
    display: block;
  }
}

@media (max-width: 519px) {
  .site-header__inner {
    gap: 0.5rem;
  }

  .site-header__brand-text {
    max-width: 9.5rem;
    overflow: hidden;
    font-size: 1rem;
    text-overflow: ellipsis;
  }

  .site-header__independent {
    display: none;
  }

  .site-header__play--compact {
    padding: 0.625rem;
    font-size: 0;
  }

  .site-header__play--compact span {
    font-size: 1rem;
  }

  .site-header__nav {
    right: var(--container-padding-mobile);
    left: var(--container-padding-mobile);
  }
}

@media (prefers-reduced-motion: reduce) {
  .site-header__toggle-line {
    transition: none;
  }
}