/* ==========================================================================
   Golden Play — Header block (BEM)
   ========================================================================== */

.header {
  position: sticky;
  top: 0;
  z-index: var(--z-header);
  background-color: var(--color-bg-primary);
  box-shadow: var(--shadow-header);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding-block: 0.875rem;
}

.header__logo {
  flex-shrink: 0;
  display: inline-flex;
}

.header__logo img {
  height: 2.25rem;
  width: auto;
}

/* ---- Nav (desktop: inline; mobile: slide-down panel) ---- */
.header__nav-list {
  display: none;
}

.header__mobile-cta {
  display: none;
}

.header__actions {
  display: flex;
  align-items: center;
  gap: 0.625rem;
}

.header__cta {
  padding: 0.625rem 1.125rem;
  font-size: var(--fs-small);
}

.header__flag-icon {
  width: 1.5rem;
  height: 1.5rem;
  border-radius: 50%;
  object-fit: cover;
  flex-shrink: 0;
}

.header__burger {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  width: 2.5rem;
  height: 2.5rem;
  border-radius: var(--radius-btn);
  flex-shrink: 0;
}

.header__burger-line {
  display: block;
  width: 1.375rem;
  height: 2px;
  background-color: var(--color-white);
  transition: transform var(--transition-base), opacity var(--transition-base);
}

.header__burger[aria-expanded="true"] .header__burger-line:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

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

.header__burger[aria-expanded="true"] .header__burger-line:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* ---- Mobile dropdown panel ---- */
@media (max-width: 1023px) {
  .header__cta {
    display: none;
  }

  .header__nav {
    /* .header ma position: sticky, więc jest containing blockiem dla
       position: absolute — panel pojawia się dokładnie pod paskiem headera.
       (position: fixed + top:100% liczyło się względem viewportu i chowało
       panel poza ekranem — stąd linki w menu mobilnym się nie pokazywały). */
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background-color: var(--color-bg-dark);
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-base);
    z-index: var(--z-burger-menu);
  }

  .header__nav.is-open {
    max-height: calc(100dvh - 4rem);
    overflow-y: auto;
  }

  .header__nav-list {
    display: flex;
    flex-direction: column;
    padding: 1.5rem var(--space-side);
    gap: 0.25rem;
  }

  .header__nav-link {
    display: block;
    padding: 0.875rem 0;
    font-weight: var(--fw-medium);
    border-bottom: 1px solid var(--color-border);
  }

  .header__mobile-cta {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    padding: 0 var(--space-side) 1.5rem;
  }
}

/* ---- Desktop ---- */
@media (min-width: 1024px) {
  .header__burger {
    display: none;
  }

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

  .header__nav-list {
    display: flex;
    align-items: center;
    gap: 1.75rem;
  }

  .header__nav-link {
    font-size: var(--fs-small);
    font-weight: var(--fw-medium);
    padding: 0.5rem 0;
    position: relative;
    transition: color var(--transition-fast);
  }

  .header__nav-link::after {
    content: '';
    position: absolute;
    left: 0;
    right: 100%;
    bottom: -2px;
    height: 2px;
    background-color: var(--color-gold);
    transition: right var(--transition-base);
  }

  .header__nav-link:hover,
  .header__nav-link--active {
    color: var(--color-gold);
  }

  .header__nav-link:hover::after,
  .header__nav-link--active::after {
    right: 0;
  }
}