/* PolandVenue Header Styles */

.pv-header {
  position: sticky;
  top: 0;
  z-index: 50;
}

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

/* Brand / Logo */
.pv-header__brand {
  display: flex;
  align-items: center;
}

.pv-header__logo-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  color: var(--gray-50);
}

.pv-header__logo-mark {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: radial-gradient(circle at 30% 20%, rgba(255, 255, 255, 0.2), transparent 55%),
              radial-gradient(circle at 70% 80%, rgba(215, 38, 56, 0.3), transparent 60%),
              var(--color-bg-soft);
  border: 2px solid rgba(215, 38, 56, 0.8);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-subtle);
  position: relative;
  overflow: hidden;
}

.pv-header__logo-wheel {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  border: 2px solid var(--gray-200);
  box-shadow: inset 0 0 0 2px var(--color-bg-elevated);
  position: relative;
}

.pv-header__logo-wheel::before,
.pv-header__logo-wheel::after {
  content: "";
  position: absolute;
  inset: 50%;
  width: 2px;
  height: 90%;
  background: var(--gray-200);
  transform-origin: center;
}

.pv-header__logo-wheel::after {
  transform: translate(-50%, -50%) rotate(90deg);
}

.pv-header__logo-wheel::before {
  transform: translate(-50%, -50%) rotate(45deg);
}

.pv-header__brand-text {
  display: flex;
  flex-direction: column;
}

.pv-header__brand-name {
  font-family: var(--font-display);
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-size: var(--font-size-sm);
}

.pv-header__brand-tagline {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
}

/* Navigation */
.pv-header__nav {
  margin-left: var(--space-6);
}

.pv-header__nav-list {
  display: flex;
  align-items: center;
  gap: var(--space-4);
}

.pv-header__nav-link {
  position: relative;
  display: inline-flex;
  align-items: center;
  padding: 0.25rem 0;
  font-size: var(--font-size-sm);
  color: var(--gray-200);
}

.pv-header__nav-link::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -0.3rem;
  height: 2px;
  border-radius: var(--radius-pill);
  background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
  transform: scaleX(0);
  transform-origin: center;
  transition: transform var(--transition-base);
}

.pv-header__nav-link:hover,
.pv-header__nav-link:focus-visible {
  color: var(--gray-50);
}

.pv-header__nav-link:hover::after,
.pv-header__nav-link:focus-visible::after {
  transform: scaleX(1);
}

.pv-header__nav-link--highlight {
  color: var(--gray-50);
  padding-inline: 0.75rem;
  padding-block: 0.35rem;
  border-radius: var(--radius-pill);
  background: linear-gradient(135deg, rgba(215, 38, 56, 0.2), rgba(5, 7, 10, 0.8));
  border: 1px solid rgba(215, 38, 56, 0.7);
}

.pv-header__nav-link--highlight::after {
  display: none;
}

.pv-header__nav-link--highlight:hover,
.pv-header__nav-link--highlight:focus-visible {
  background: linear-gradient(135deg, rgba(215, 38, 56, 0.35), rgba(5, 7, 10, 0.9));
}

/* Mobile menu toggle */
.pv-header__menu-toggle {
  display: none;
  align-items: center;
  gap: var(--space-2);
  padding: 0.35rem 0.75rem;
  border-radius: var(--radius-pill);
  border: 1px solid var(--color-border-subtle);
  color: var(--gray-100);
  background: rgba(16, 18, 23, 0.95);
  cursor: pointer;
}

.pv-header__menu-toggle-box {
  position: relative;
  width: 20px;
  height: 16px;
}

.pv-header__menu-toggle-line {
  position: absolute;
  left: 0;
  right: 0;
  height: 2px;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
  transition: transform var(--transition-base), opacity var(--transition-base), top var(--transition-base), bottom var(--transition-base);
}

.pv-header__menu-toggle-line--top {
  top: 0;
}

.pv-header__menu-toggle-line--middle {
  top: 50%;
  transform: translateY(-50%);
}

.pv-header__menu-toggle-line--bottom {
  bottom: 0;
}

.pv-header__menu-toggle-text {
  font-size: var(--font-size-xs);
  text-transform: uppercase;
  letter-spacing: 0.12em;
}

/* Menu open state */
.pv-header--menu-open .pv-header__menu-toggle-line--top {
  top: 50%;
  transform: translateY(-50%) rotate(45deg);
}

.pv-header--menu-open .pv-header__menu-toggle-line--middle {
  opacity: 0;
}

.pv-header--menu-open .pv-header__menu-toggle-line--bottom {
  bottom: 50%;
  transform: translateY(50%) rotate(-45deg);
}

/* Responsive layout */
@media (max-width: 960px) {
  .pv-header__menu-toggle {
    display: inline-flex;
  }

  .pv-header__nav {
    position: absolute;
    inset-inline: 0;
    top: 100%;
    background: linear-gradient(to bottom, rgba(5, 7, 10, 0.98), rgba(5, 7, 10, 0.95));
    border-bottom: 1px solid var(--color-border-subtle);
    transform-origin: top;
  }

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

  .pv-header__nav-link {
    width: 100%;
    padding-block: 0.5rem;
  }

  /* Progressive enhancement: visible by default if no JS, hidden once JS adds class */
  .pv-header__nav--js-ready {
    max-height: 0;
    opacity: 0;
    visibility: hidden;
    overflow: hidden;
    transition: max-height var(--transition-slow), opacity var(--transition-base), visibility var(--transition-base);
  }

  .pv-header--menu-open .pv-header__nav--js-ready {
    max-height: 420px;
    opacity: 1;
    visibility: visible;
  }
}

@media (min-width: 961px) {
  .pv-header__nav {
    position: static;
  }
}

@media (max-width: 520px) {
  .pv-header__brand-tagline {
    display: none;
  }
}