/* Header styles for Czech Palace */

.header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: linear-gradient(180deg, rgba(14, 15, 18, 0.96), rgba(14, 15, 18, 0.9));
  border-bottom: 1px solid rgba(200, 164, 90, 0.15);
  backdrop-filter: blur(16px);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: var(--space-4);
  padding-bottom: var(--space-4);
}

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

.header__logo {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
}

.header__logo-mark {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 1px solid rgba(200, 164, 90, 0.5);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-serif-display);
  font-size: 1.1rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-heading);
  background: radial-gradient(circle at 30% 0, rgba(200, 164, 90, 0.45), transparent 55%), #11131a;
  box-shadow: var(--shadow-soft);
}

.header__logo-text {
  display: flex;
  flex-direction: column;
}

.header__logo-title {
  font-family: var(--font-serif-display);
  font-size: 1.1rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--color-heading);
}

.header__logo-subtitle {
  font-size: var(--font-size-xs);
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--color-text-muted);
}

/* Navigation */
.header__nav {
  display: flex;
}

.header__nav-list {
  display: flex;
  align-items: center;
  gap: var(--space-6);
}

.header__nav-link {
  position: relative;
  font-size: var(--font-size-sm);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  padding-block: 0.25rem;
}

.header__nav-link::after {
  height: 2px;
  bottom: -0.35rem;
}

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

.header__nav-link--active::after {
  width: 100%;
}

.header__nav-item--cta .header__nav-link {
  padding: 0.55rem 1.4rem;
  border-radius: var(--radius-pill);
  border: 1px solid rgba(200, 164, 90, 0.5);
}

.header__nav-link--cta {
  background: linear-gradient(135deg, rgba(180, 94, 60, 0.95), rgba(122, 62, 42, 0.95));
  color: var(--color-text-primary);
  box-shadow: var(--shadow-soft);
}

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

.header__nav-link--cta:hover,
.header__nav-link--cta:focus-visible {
  filter: brightness(1.05);
}

/* Mobile menu toggle */
.header__menu-toggle {
  display: none;
  position: relative;
  width: 40px;
  height: 32px;
  border-radius: var(--radius-md);
  border: 1px solid rgba(200, 164, 90, 0.5);
  background: rgba(14, 15, 18, 0.9);
  align-items: center;
  justify-content: center;
  cursor: pointer;
}

.header__menu-toggle-bar {
  position: absolute;
  width: 18px;
  height: 1.5px;
  border-radius: 2px;
  background-color: var(--color-text-primary);
  transition: transform var(--transition-base), opacity var(--transition-base), top var(--transition-base), bottom var(--transition-base);
}

.header__menu-toggle-bar:first-child {
  top: 11px;
}

.header__menu-toggle-bar:last-child {
  bottom: 11px;
}

.header__menu-toggle[aria-expanded="true"] .header__menu-toggle-bar:first-child {
  top: 50%;
  transform: translateY(-50%) rotate(45deg);
}

.header__menu-toggle[aria-expanded="true"] .header__menu-toggle-bar:last-child {
  bottom: 50%;
  transform: translateY(50%) rotate(-45deg);
}

/* Mobile layout */
@media (max-width: 960px) {
  .header__inner {
    padding-top: var(--space-3);
    padding-bottom: var(--space-3);
  }

  .header__menu-toggle {
    display: inline-flex;
  }

  .header__nav {
    position: fixed;
    inset-inline: 0;
    top: 64px;
    background: radial-gradient(circle at top, rgba(200, 164, 90, 0.2), transparent 60%), rgba(10, 11, 14, 0.98);
    border-top: 1px solid rgba(200, 164, 90, 0.25);
    max-height: 0;
    overflow: hidden;
    opacity: 0;
    transform: translateY(-8px);
    transition: max-height var(--transition-slow), opacity var(--transition-base), transform var(--transition-base);
  }

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

  .header__nav-item--cta {
    width: 100%;
  }

  .header__nav-item--cta .header__nav-link--cta {
    width: 100%;
    text-align: center;
    justify-content: center;
    display: inline-flex;
  }

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

  .header__nav--open {
    max-height: 320px;
    opacity: 1;
    transform: translateY(0);
  }
}

@media (max-width: 600px) {
  .header__logo-text {
    display: none;
  }
}