/* Site header: logo, site name, main menu, Donate button. */
.site-header {
  background: var(--c-surface);
  border-bottom: 1px solid var(--c-line);
  position: sticky;
  top: 0;
  z-index: 50;
}
.site-header__inner {
  max-width: 1320px;
  margin: 0 auto;
  padding: 10px var(--gutter);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}
.site-header__brand {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--c-ink);
  text-decoration: none;
  font-family: var(--f-ui);
  font-weight: 600;
  font-size: 20px;
  letter-spacing: 0.08em;
}
.site-header__brand img { width: 40px; height: 40px; }

.site-header__menu ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  align-items: center;
  gap: 4px 18px;
  flex-wrap: wrap;
  justify-content: flex-end;
}
.site-header__menu a {
  font-family: var(--f-ui);
  font-size: 15px;
  color: #555555;
  text-decoration: none;
}
.site-header__menu a:hover { color: var(--c-ink); text-decoration: underline; }
.site-header__menu a[aria-current="page"] { color: var(--c-ink); font-weight: 700; }
.site-header__menu .button--give,
.site-header__menu .button--give[aria-current="page"] { color: #ffffff; min-height: 40px; padding: 0 18px; }
.site-header__menu .button--give:hover { color: #ffffff; text-decoration: none; }

/* Small screens: the menu folds into a disclosure. No script needed. */
.site-header__toggle { display: none; }

@media (max-width: 1080px) {
  .site-header__inner { gap: 10px; }
  .site-header__toggle { display: block; }
  .site-header__toggle summary {
    list-style: none;
    cursor: pointer;
    font-family: var(--f-ui);
    font-weight: 600;
    padding: 8px 14px;
    border: 2px solid var(--c-primary);
    border-radius: var(--radius);
    color: var(--c-primary);
  }
  .site-header__toggle summary::-webkit-details-marker { display: none; }
  .site-header__menu--wide { display: none; }
  .site-header__toggle ul {
    flex-direction: column;
    align-items: stretch;
    position: absolute;
    left: 0;
    right: 0;
    top: 100%;
    background: var(--c-surface);
    border-bottom: 1px solid var(--c-line);
    padding: 8px var(--gutter) 16px;
  }
  .site-header__toggle li a { display: block; padding: 10px 0; font-size: 17px; }
  .site-header__toggle li .button--give { display: flex; margin-top: 8px; }
  .site-header__give-mobile { display: inline-flex; margin-left: auto; min-height: 40px; padding: 0 16px; }
}
@media (max-width: 420px) {
  .site-header__brand { font-size: 17px; letter-spacing: 0.04em; }
  .site-header__brand img { width: 32px; height: 32px; }
}
@media (min-width: 1081px) {
  .site-header__give-mobile { display: none; }
}