/* Header styles for BukietFlora */

.bf-header {
  position: sticky;
  top: 0;
  z-index: 40;
  background: rgba(250, 247, 245, 0.9);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--color-border-subtle);
}

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

/* Brand */

.bf-header__logo {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  color: var(--color-text);
}

.bf-header__logo-mark {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: radial-gradient(circle at 30% 20%, #fff4f8 0%, var(--color-primary-soft) 52%, #f0f7f1 100%);
  border: 1px solid rgba(201, 153, 148, 0.45);
  box-shadow: var(--shadow-sm);
}

.bf-header__logo-text {
  font-family: var(--font-heading);
  font-size: var(--font-size-xl);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

/* Navigation */

.bf-header__nav {
  flex: 1 1 auto;
}

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

.bf-header__nav-link {
  position: relative;
  font-size: var(--font-size-sm);
  letter-spacing: 0.11em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  padding-bottom: 0.15rem;
}

.bf-header__nav-link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 0;
  height: 1px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
  transition: width var(--transition-normal);
}

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

/* Actions */

.bf-header__actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.bf-header__action-link {
  font-size: var(--font-size-sm);
  text-transform: uppercase;
  letter-spacing: 0.11em;
  padding: 0.35rem 0.9rem;
  border-radius: var(--radius-full);
  border: 1px solid rgba(201, 153, 148, 0.45);
  background-color: rgba(255, 255, 255, 0.7);
}

.bf-header__action-link:hover {
  background-color: var(--color-primary-soft);
  color: var(--color-primary-contrast);
}

.bf-header__action-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: 1px solid var(--color-border-subtle);
  background-color: var(--color-surface);
  box-shadow: var(--shadow-sm);
}

.bf-header__action-icon:hover {
  background-color: var(--color-primary-soft);
}

.bf-header__action-icon i {
  font-size: 0.95rem;
  color: var(--color-text);
}

/* Mobile toggle */

.bf-header__toggle {
  display: none;
  position: relative;
  width: 40px;
  height: 40px;
  border-radius: 999px;
  border: 1px solid var(--color-border-subtle);
  background-color: var(--color-surface);
  box-shadow: var(--shadow-sm);
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 4px;
}

.bf-header__toggle-bar {
  width: 18px;
  height: 2px;
  border-radius: 999px;
  background-color: var(--color-text);
  transition: transform var(--transition-normal), opacity var(--transition-fast), width var(--transition-fast);
}

.bf-header--menu-open .bf-header__toggle-bar:nth-child(1) {
  transform: translateY(4px) rotate(45deg);
}

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

.bf-header--menu-open .bf-header__toggle-bar:nth-child(3) {
  transform: translateY(-4px) rotate(-45deg);
}

/* Mobile layout */

@media (max-width: 768px) {
  .bf-header__inner {
    padding-top: var(--space-2);
    padding-bottom: var(--space-2);
  }

  .bf-header__nav {
    position: absolute;
    inset-inline: 0;
    top: 100%;
    background-color: rgba(250, 247, 245, 0.98);
    border-bottom: 1px solid var(--color-border-subtle);
    max-height: 0;
    overflow: hidden;
    opacity: 0;
    visibility: hidden;
    transition: max-height var(--transition-slow), opacity var(--transition-normal), visibility var(--transition-normal);
  }

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

  .bf-header__nav-list {
    flex-direction: column;
    align-items: flex-start;
    padding: var(--space-3) var(--space-4) var(--space-4);
    gap: 0.75rem;
  }

  .bf-header__actions {
    margin-left: auto;
  }

  .bf-header__action-link {
    display: none;
  }

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

@media (max-width: 480px) {
  .bf-header__inner {
    gap: var(--space-2);
  }

  .bf-header__logo-text {
    font-size: var(--font-size-lg);
  }
}

@media (min-width: 769px) {
  .bf-header__nav {
    position: static;
    opacity: 1;
    visibility: visible;
    max-height: none;
  }
}