.club-header {
  position: relative;
  z-index: 100;
  min-height: var(--header-height);
  background: var(--color-graphite);
  color: var(--color-white);
}

.club-header__inner {
  display: flex;
  min-height: var(--header-height);
  align-items: center;
  gap: var(--space-5);
}

.club-header__brand {
  display: inline-flex;
  min-width: 0;
  flex: 0 1 auto;
  align-items: center;
  gap: var(--space-3);
  color: var(--color-white);
  text-decoration: none;
}

.club-header__mark {
  width: 2.5rem;
  height: 2.5rem;
  flex: 0 0 2.5rem;
  object-fit: contain;
}

.club-header__name {
  min-width: 0;
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: -0.035em;
  line-height: 1;
  white-space: nowrap;
}

.club-header__nav {
  min-width: 0;
  margin-left: auto;
}

.club-header__nav-list,
.club-header__mobile-links {
  margin: 0;
  padding: 0;
  list-style: none;
}

.club-header__nav-list {
  display: flex;
  align-items: center;
  gap: clamp(0.75rem, 1.5vw, 1.5rem);
}

.club-header__nav-list li,
.club-header__nav-list li + li {
  margin: 0;
  padding: 0;
}

.club-header__nav-link,
.club-header__mobile-links a {
  display: inline-flex;
  justify-content: center;
  min-height: 2.75rem;
  align-items: center;
  color: var(--color-white);
  font-size: var(--text-sm);
  font-weight: 700;
  line-height: 1.2;
  text-decoration: none;
}

.club-header__nav-link {
  position: relative;
  white-space: nowrap;
}

.club-header__nav-link::after {
  position: absolute;
  right: 0;
  bottom: 0.35rem;
  left: 0;
  height: 2px;
  background: var(--color-cobalt);
  content: "";
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition-fast);
}

.club-header__nav-link:hover::after,
.club-header__nav-link:focus-visible::after,
.club-header__nav-link[aria-current="page"]::after {
  transform: scaleX(1);
}

.club-header__mobile-links {
  display: none;
}

.club-header__actions {
  display: flex;
  flex: 0 0 auto;
  align-items: center;
  gap: var(--space-2);
}

.club-header__cta {
  min-width: max-content;
  white-space: nowrap;
}

.club-header__toggle {
  display: none;
  width: 2.75rem;
  min-height: 2.75rem;
  align-items: center;
  justify-content: center;
  padding: 0;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-sm);
  background: transparent;
  color: var(--color-white);
}

.club-header__toggle-line {
  display: block;
  width: 1.25rem;
  height: 2px;
  margin: 0.125rem 0;
  background: currentColor;
  transition: transform var(--transition-fast), opacity var(--transition-fast);
}

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

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

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

@media (max-width: 999px) {
  body.club-header-menu-open {
    overflow: hidden;
  }

  .club-header__inner {
    gap: var(--space-3);
  }

  .club-header__actions {
    margin-left: auto;
  }

  .club-header__nav {
    position: absolute;
    z-index: 101;
    top: 100%;
    right: 0;
    left: 0;
    display: grid;
    max-height: calc(100vh - var(--header-height));
    overflow-y: auto;
    padding: var(--space-4) var(--container-padding) var(--space-6);
    border-top: 1px solid rgba(248, 247, 243, 0.2);
    background: var(--color-graphite);
    box-shadow: var(--shadow-floating);
    opacity: 0;
    pointer-events: none;
    transform: translateY(-0.5rem);
    transition: opacity var(--transition-base), transform var(--transition-base);
  }

  .club-header__nav.is-open {
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0);
  }

  .club-header__nav-list {
    display: grid;
    gap: 0;
  }

  .club-header__nav-link,
  .club-header__mobile-links a {
    width: 100%;
    min-height: 3rem;
    border-bottom: 1px solid rgba(248, 247, 243, 0.16);
    font-size: var(--text-base);
  }

  .club-header__nav-link::after {
    right: auto;
    bottom: 0;
    width: 2.5rem;
  }

  .club-header__mobile-links {
    display: grid;
    margin-top: var(--space-3);
  }

  .club-header__toggle {
    display: inline-flex;
  }
}

@media (max-width: 699px) {
  .club-header__mark {
    width: 2.125rem;
    height: 2.125rem;
    flex-basis: 2.125rem;
  }

  .club-header__name {
    font-size: 1.0625rem;
  }

  .club-header__cta {
    display: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  .club-header__nav,
  .club-header__toggle-line,
  .club-header__nav-link::after {
    transition: none;
  }
}