/* Header styles for BudapestAgendda */

.site-header {
  position: sticky;
  top: 0;
  z-index: var(--z-header);
  backdrop-filter: blur(24px);
}

.announcement-bar {
  background: linear-gradient(90deg, rgba(197, 154, 82, 0.14), rgba(139, 155, 134, 0.18));
  color: var(--color-neutral-900);
  font-size: var(--font-size-sm);
}

.announcement-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  padding-top: var(--space-2);
  padding-bottom: var(--space-2);
}

.announcement-text {
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-2);
}

.announcement-label {
  padding: 0.15rem 0.75rem;
  border-radius: var(--radius-pill);
  border: 1px solid rgba(0, 0, 0, 0.12);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: var(--font-size-xs);
}

.announcement-cta {
  white-space: nowrap;
}

.site-header-inner {
  margin: var(--space-3) auto;
  max-width: var(--layout-max-width-wide);
  padding: var(--space-2) var(--space-4);
}

.header-layout {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
}

.brand-area {
  display: flex;
  align-items: center;
}

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

.brand-mark {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: radial-gradient(circle at 30% 20%, #ffffff, rgba(255,255,255,0.1)),
              linear-gradient(135deg, var(--color-primary), var(--color-accent-walnut));
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-soft);
}

.brand-symbol {
  font-family: var(--font-serif);
  font-size: 1.1rem;
  color: #fff;
  letter-spacing: 0.16em;
}

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

.brand-title {
  font-family: var(--font-serif);
  font-size: 1.2rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.brand-subtitle {
  font-size: var(--font-size-xs);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--color-neutral-600);
}

.primary-nav {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: var(--space-6);
}

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

.nav-item--highlight .nav-link {
  font-weight: 600;
}

.nav-link {
  position: relative;
  font-size: var(--font-size-sm);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-neutral-800);
}

.nav-link--button {
  background: none;
  border: none;
  padding: 0;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  cursor: pointer;
}

.nav-link--button::after {
  display: none;
}

.nav-caret {
  font-size: 0.6rem;
}

.nav-cta-group {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

/* Dropdown */

.has-dropdown {
  position: relative;
}

.nav-dropdown {
  position: absolute;
  top: 120%;
  left: 0;
  min-width: 220px;
  padding: var(--space-3);
  border-radius: var(--radius-lg);
  background: var(--color-bg-elevated);
  box-shadow: var(--shadow-soft);
  opacity: 0;
  visibility: hidden;
  transform: translateY(6px);
  transition: opacity var(--transition), visibility var(--transition), transform var(--transition);
  z-index: 10;
}

.nav-dropdown-link {
  display: block;
  padding: 0.45rem 0.6rem;
  font-size: var(--font-size-sm);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-neutral-800);
}

.nav-dropdown-link + .nav-dropdown-link {
  margin-top: 0.1rem;
}

.has-dropdown:focus-within .nav-dropdown,
.has-dropdown:hover .nav-dropdown,
.has-dropdown.is-open .nav-dropdown {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

/* Mobile nav toggle */

.nav-toggle {
  display: none;
  position: relative;
  width: 42px;
  height: 32px;
  border-radius: var(--radius-pill);
  border: 1px solid rgba(0, 0, 0, 0.12);
  background: rgba(255, 255, 255, 0.88);
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
}

.nav-toggle-line {
  width: 18px;
  height: 2px;
  border-radius: 999px;
  background: var(--color-neutral-900);
  transition: transform var(--transition), opacity var(--transition), width var(--transition);
}

.nav-toggle.is-active .nav-toggle-line:nth-child(1) {
  transform: translateY(3px) rotate(45deg);
}

.nav-toggle.is-active .nav-toggle-line:nth-child(2) {
  transform: translateY(-3px) rotate(-45deg);
  width: 18px;
}

/* Responsive */

@media (max-width: 960px) {
  .announcement-inner {
    flex-direction: column;
    align-items: flex-start;
  }

  .site-header-inner {
    padding-inline: var(--space-3);
  }

  .primary-nav {
    position: fixed;
    inset: 0 0 auto 0;
    top: calc(56px + 40px);
    max-height: calc(100vh - 96px);
    flex-direction: column;
    justify-content: flex-start;
    align-items: flex-start;
    background: var(--color-bg-elevated);
    padding: var(--space-4) var(--space-5) var(--space-6);
    transform: translateY(-8px);
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    box-shadow: var(--shadow-medium);
  }

  .primary-nav.is-open {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transform: translateY(0);
  }

  .nav-list {
    flex-direction: column;
    align-items: flex-start;
    width: 100%;
  }

  .nav-cta-group {
    margin-top: var(--space-4);
    width: 100%;
    justify-content: flex-start;
    flex-wrap: wrap;
  }

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

  .header-layout {
    align-items: center;
  }

  .nav-dropdown {
    position: static;
    box-shadow: none;
    padding: 0;
    margin-top: 0.35rem;
    background: transparent;
    opacity: 1;
    visibility: visible;
    transform: none;
  }

  .nav-dropdown-link {
    padding-left: 0;
  }
}

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

  .site-header-inner {
    margin-top: var(--space-2);
    margin-bottom: var(--space-2);
  }
}