:root {
  --shared-header-row-gap: 10px;
  --shared-header-padding: 16px;
  --shared-header-radius: 16px;
  --shared-header-border: 1px solid rgba(63, 45, 27, 0.16);
  --shared-header-bg: rgba(255, 253, 248, 0.95);
  --shared-header-shadow: 0 10px 28px rgba(35, 24, 16, 0.05);
  --shared-header-title-size: 38px;
  --shared-header-subtitle-min-height: 22px;
  --shared-header-nav-min-height: 36px;
  --shared-nav-gap: 8px;
}

[data-page-header] {
  margin-bottom: 16px;
}

.shared-page-header {
  border: var(--shared-header-border);
  border-radius: var(--shared-header-radius);
  background: var(--shared-header-bg);
  box-shadow: var(--shared-header-shadow);
  padding: var(--shared-header-padding);
}

.shared-page-header__row {
  display: flex;
  align-items: center;
}

.shared-page-header__row + .shared-page-header__row {
  margin-top: var(--shared-header-row-gap);
}

.shared-page-header__row--title {
  justify-content: space-between;
  gap: 12px;
  min-height: 36px;
}

.shared-page-header__row--subtitle {
  min-height: var(--shared-header-subtitle-min-height);
}

.shared-page-header__row--nav {
  min-height: var(--shared-header-nav-min-height);
}

.shared-page-header__title {
  margin: 0;
  font-size: 24px;
  line-height: 1.2;
}

.shared-page-header__subtitle {
  margin: 0;
  color: #6f6357;
  font-size: 14px;
  line-height: 1.4;
}

.shared-page-header__chip {
  display: inline-flex;
  align-items: center;
  border-radius: 999px;
  border: 1px solid rgba(63, 45, 27, 0.16);
  background: rgba(255, 255, 255, 0.75);
  color: #4f4338;
  font-size: 12px;
  font-weight: 600;
  padding: 7px 12px;
  white-space: nowrap;
}

.shared-page-header__chip--hidden {
  visibility: hidden;
}

[data-namespace-nav] {
  display: flex;
  flex-wrap: wrap;
  gap: var(--shared-nav-gap);
  min-height: var(--shared-header-nav-min-height);
  align-items: center;
}

[data-namespace-nav] a {
  color: #237267;
  text-decoration: none;
  font-size: 12px;
  font-weight: 600;
  border: 1px solid rgba(63, 45, 27, 0.16);
  border-radius: 999px;
  padding: 6px 10px;
  background: rgba(255, 255, 255, 0.75);
  transition: all 0.2s ease;
}

[data-namespace-nav] a:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 14px rgba(35, 24, 16, 0.08);
}

[data-namespace-nav] a[data-active='true'] {
  background: rgba(63, 155, 143, 0.16);
  border-color: rgba(35, 114, 103, 0.45);
  color: #1f5f56;
}

@media (max-width: 960px) {
  .shared-page-header {
    padding: 14px;
  }

  .shared-page-header__row--title {
    flex-wrap: wrap;
  }

  .shared-page-header__title {
    font-size: 22px;
  }

  .shared-page-header__subtitle {
    font-size: 13px;
  }
}