/* Header styles for Domlumo */

.dl-header {
  position: sticky;
  top: 0;
  z-index: var(--z-sticky);
  background-color: var(--color-surface);
  border-bottom: 1px solid var(--color-border-light);
  box-shadow: var(--shadow-xs);
}

.dl-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  padding-top: var(--space-3);
  padding-bottom: var(--space-3);
}

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

.dl-header__logo-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  color: var(--color-text-primary);
}

.dl-header__logo-mark {
  width: 32px;
  height: 32px;
  border-radius: 40% 60% 55% 45%;
  background: radial-gradient(circle at 30% 20%, var(--color-accent) 0, var(--color-primary) 52%, var(--color-neutral-800) 100%);
  box-shadow: var(--shadow-sm);
}

.dl-header__logo-text {
  font-family: var(--font-family-display);
  font-size: var(--font-size-xl);
  letter-spacing: var(--letter-spacing-wide);
  text-transform: uppercase;
}

/* Navigation */
.dl-header__nav {
  flex: 1 1 auto;
}

.dl-header__nav-list {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-4);
  margin: 0;
}

.dl-header__nav-link {
  position: relative;
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  letter-spacing: var(--letter-spacing-wide);
  text-transform: uppercase;
  color: var(--color-text-secondary);
  padding: var(--space-2) var(--space-1);
}

.dl-header__nav-link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 0;
  height: 2px;
  background-color: var(--color-primary);
  transition: width var(--transition-base) var(--transition-timing);
}

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

/* Meta actions */
.dl-header__meta {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.dl-header__meta-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
}

.dl-header__meta-link:hover {
  color: var(--color-primary-hover);
}

.dl-header__phone-text {
  white-space: nowrap;
}

.dl-header__cart {
  padding: var(--space-2);
  border-radius: var(--radius-full);
  border: 1px solid var(--color-border-light);
}

.dl-header__cart:hover {
  background-color: var(--color-neutral-50);
}

/* Toggle button (mobile) */
.dl-header__toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 4px;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full);
  border: 1px solid var(--color-border-light);
  background-color: var(--color-surface);
}

.dl-header__toggle-bar {
  width: 18px;
  height: 2px;
  border-radius: var(--radius-full);
  background-color: var(--color-text-primary);
  transition: transform var(--transition-base) var(--transition-timing),
              opacity var(--transition-base) var(--transition-timing);
}

.dl-header__toggle:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

/* Mobile layout */
@media (max-width: 768px) {
  .dl-header__inner {
    padding-top: var(--space-2);
    padding-bottom: var(--space-2);
  }

  .dl-header__toggle {
    display: inline-flex;
  }

  .dl-header__nav {
    position: absolute;
    inset-inline: 0;
    top: 100%;
    background-color: var(--color-surface);
    border-bottom: 1px solid var(--color-border-light);
    box-shadow: var(--shadow-sm);
    max-height: 0;
    overflow: hidden;
    opacity: 0;
    visibility: hidden;
    transition: max-height var(--transition-slow) var(--transition-timing),
                opacity var(--transition-base) var(--transition-timing),
                visibility var(--transition-base) var(--transition-timing);
  }

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

  .dl-header__nav-link {
    padding: var(--space-1) 0;
    font-size: var(--font-size-base);
  }

  .dl-header__meta {
    gap: var(--space-2);
  }

  .dl-header__phone-text {
    display: none;
  }

  .dl-header--nav-open .dl-header__nav {
    max-height: 320px;
    opacity: 1;
    visibility: visible;
  }

  .dl-header--nav-open .dl-header__toggle-bar:nth-child(1) {
    transform: translateY(6px) rotate(45deg);
  }

  .dl-header--nav-open .dl-header__toggle-bar:nth-child(2) {
    opacity: 0;
  }

  .dl-header--nav-open .dl-header__toggle-bar:nth-child(3) {
    transform: translateY(-6px) rotate(-45deg);
  }
}

/* Medium+ layouts */
@media (min-width: 769px) {
  .dl-header__nav {
    display: block;
  }
}

/* High contrast adjustments */
@media (prefers-contrast: high) {
  .dl-header__cart {
    border-width: 2px;
  }
}