/* Header styles for PLCityClub */

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: linear-gradient(to bottom, rgba(5, 11, 16, 0.98), rgba(5, 11, 16, 0.92));
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--color-border-subtle);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: var(--space-3);
  padding-bottom: var(--space-3);
}

.site-header__brand {
  display: flex;
  align-items: center;
}

.site-header__logo-link {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-text);
}

.site-header__logo-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2rem;
  height: 2rem;
  border-radius: 0.7rem;
  background: radial-gradient(circle at 20% 20%, var(--color-primary-strong), var(--color-primary));
  box-shadow: var(--shadow-sm);
  font-size: 0.85rem;
}

.site-header__logo-text {
  font-size: 1rem;
}

/* Navigation */

.site-header__nav {
  display: flex;
  align-items: center;
}

.site-header__nav-list {
  list-style: none;
  display: flex;
  align-items: center;
  gap: var(--space-4);
  margin: 0;
}

.site-header__nav-link {
  position: relative;
  font-size: var(--font-size-sm);
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-text-muted);
}

.site-header__nav-link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -0.3rem;
  width: 0;
  height: 2px;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--color-primary-strong), var(--color-accent));
  transition: width var(--transition-base);
}

.site-header__nav-link:hover,
.site-header__nav-link:focus-visible {
  color: var(--color-text);
}

.site-header__nav-link:hover::after,
.site-header__nav-link:focus-visible::after {
  width: 100%;
}

.site-header__nav-item--cta .site-header__nav-link--button {
  padding: 0.55rem 1.2rem;
  border-radius: var(--radius-full);
  border: 1px solid rgba(31, 212, 138, 0.4);
  background: radial-gradient(circle at 0% 0%, rgba(31, 212, 138, 0.24), transparent 60%),
    linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
  color: #ffffff;
  box-shadow: var(--shadow-sm);
}

.site-header__nav-item--cta .site-header__nav-link--button::after {
  display: none;
}

.site-header__nav-item--cta .site-header__nav-link--button:hover,
.site-header__nav-item--cta .site-header__nav-link--button:focus-visible {
  background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-accent-soft) 100%);
  border-color: rgba(210, 43, 43, 0.7);
}

/* Mobile toggle */

.site-header__toggle {
  display: none;
  position: relative;
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 999px;
  border: 1px solid var(--color-border-subtle);
  background: rgba(11, 23, 33, 0.95);
  align-items: center;
  justify-content: center;
  padding: 0;
}

.site-header__toggle-bar {
  position: absolute;
  width: 1.4rem;
  height: 2px;
  border-radius: 999px;
  background-color: var(--color-text);
  transition: transform var(--transition-base), opacity var(--transition-base), top var(--transition-base), bottom var(--transition-base);
}

.site-header__toggle-bar:nth-child(1) {
  top: 0.85rem;
}

.site-header__toggle-bar:nth-child(2) {
  top: 1.2rem;
}

.site-header__toggle-bar:nth-child(3) {
  top: 1.55rem;
}

.site-header__toggle[aria-expanded="true"] .site-header__toggle-bar:nth-child(1) {
  top: 1.2rem;
  transform: rotate(45deg);
}

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

.site-header__toggle[aria-expanded="true"] .site-header__toggle-bar:nth-child(3) {
  top: 1.2rem;
  transform: rotate(-45deg);
}

/* Mobile layout */

@media (max-width: 768px) {
  .site-header__toggle {
    display: inline-flex;
  }

  .site-header__nav {
    position: fixed;
    inset: 3.5rem 0 auto 0;
    transform: translateY(-120%);
    opacity: 0;
    visibility: hidden;
    transition: transform var(--transition-base), opacity var(--transition-base), visibility var(--transition-base);
    background: radial-gradient(circle at top, rgba(15, 123, 83, 0.35), transparent 55%),
      radial-gradient(circle at bottom, rgba(10, 28, 58, 0.82), transparent 55%),
      rgba(5, 11, 16, 0.98);
    border-bottom: 1px solid var(--color-border-subtle);
    backdrop-filter: blur(18px);
  }

  .site-header__nav-list {
    flex-direction: column;
    align-items: flex-start;
    padding: var(--space-4) var(--space-4) var(--space-5);
    gap: var(--space-3);
  }

  .site-header__nav-link {
    font-size: var(--font-size-base);
  }

  .site-header__nav--open {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }
}

@media (min-width: 769px) {
  .site-header__nav {
    position: static;
    transform: none !important;
    opacity: 1 !important;
    visibility: visible !important;
    background: transparent;
    border: none;
    backdrop-filter: none;
  }
}