/* Header styles for FlowerPoint */

.fp-header {
  position: sticky;
  top: 0;
  z-index: 40;
  background-color: rgba(253, 252, 249, 0.96);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--color-border-subtle);
}

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

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

.fp-header__logo {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 500;
  color: var(--color-text);
  text-decoration: none;
}

.fp-header__logo::after {
  content: none;
}

.fp-header__logo-mark {
  width: 32px;
  height: 32px;
  border-radius: 999px;
  background: radial-gradient(circle at 20% 20%, var(--color-accent-yellow), transparent 55%),
              radial-gradient(circle at 80% 80%, var(--color-accent-blue), transparent 55%),
              linear-gradient(135deg, var(--color-primary), var(--color-primary-strong));
  box-shadow: var(--shadow-sm);
}

.fp-header__logo-text {
  letter-spacing: 0.04em;
}

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

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

.fp-header__nav-link {
  position: relative;
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--color-text-muted);
  text-decoration: none;
  padding: 0.25rem 0;
}

.fp-header__nav-link::after {
  bottom: -4px;
}

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

/* Header actions (CTA, icons) */
.fp-header__actions {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.fp-header__action-btn {
  font-size: var(--font-size-xs);
  padding-inline: 1rem;
}

.fp-header__icon-btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 999px;
  border: 1px solid var(--color-border-subtle);
  background-color: #ffffff;
  color: var(--gray-600);
  transition: background-color var(--transition-base),
    box-shadow var(--transition-base),
    transform var(--transition-fast),
    color var(--transition-base),
    border-color var(--transition-base);
}

.fp-header__icon-btn:hover {
  background-color: var(--color-primary-soft);
  border-color: var(--color-primary);
  color: var(--color-primary-strong);
  box-shadow: var(--shadow-xs);
  transform: translateY(-1px);
}

.fp-header__icon-btn:focus-visible {
  outline: 2px solid var(--color-accent-blue);
  outline-offset: 2px;
}

.fp-header__cart-count {
  position: absolute;
  top: -4px;
  right: -4px;
  min-width: 16px;
  height: 16px;
  padding: 0 3px;
  border-radius: 999px;
  background-color: var(--color-accent-yellow);
  color: var(--gray-900);
  font-size: 0.65rem;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

/* Mobile toggle (hamburger) */
.fp-header__toggle {
  display: none;
  flex-shrink: 0;
  width: 40px;
  height: 40px;
  border-radius: 999px;
  border: 1px solid var(--color-border-subtle);
  background-color: #ffffff;
  align-items: center;
  justify-content: center;
  gap: 4px;
  padding: 0;
}

.fp-header__toggle-bar {
  width: 18px;
  height: 2px;
  border-radius: 999px;
  background-color: var(--gray-700);
  transition: transform var(--transition-base),
    opacity var(--transition-base),
    background-color var(--transition-base);
}

.fp-header__toggle:focus-visible {
  outline: 2px solid var(--color-accent-blue);
  outline-offset: 2px;
}

/* Toggle animation */
.fp-header--menu-open .fp-header__toggle-bar:nth-child(1) {
  transform: translateY(4px) rotate(45deg);
}

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

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

/* Responsive behavior */
@media (max-width: 768px) {
  .fp-header__inner {
    gap: var(--space-2);
  }

  .fp-header__nav {
    position: absolute;
    inset-inline: 0;
    top: 100%;
    background-color: rgba(253, 252, 249, 0.98);
    border-bottom: 1px solid var(--color-border-subtle);
    box-shadow: var(--shadow-sm);
    transform-origin: top;
    transform: scaleY(0.95);
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: opacity var(--transition-base),
      transform var(--transition-base),
      visibility var(--transition-base);
  }

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

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

  .fp-header__toggle {
    display: inline-flex;
    flex-direction: column;
  }

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

  /* When menu is open */
  .fp-header--menu-open .fp-header__nav {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transform: scaleY(1);
  }
}

@media (max-width: 576px) {
  .fp-header__action-btn {
    display: none;
  }
}