/* Header styles for REET FLOORING LTD */

.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  backdrop-filter: blur(12px);
  background: linear-gradient(to bottom, rgba(246, 243, 239, 0.97), rgba(246, 243, 239, 0.9));
  border-bottom: 1px solid var(--color-border-subtle);
}

.site-header__top {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.skip-link {
  position: absolute;
  left: 50%;
  transform: translate(-50%, -200%);
  padding: 0.5rem 1rem;
  background-color: var(--color-primary);
  color: #fff;
  border-radius: var(--radius-pill);
  font-size: var(--font-size-sm);
  pointer-events: auto;
  z-index: 50;
}

.skip-link:focus-visible {
  transform: translate(-50%, 0.5rem);
}

.site-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);
}

.site-header__brand {
  display: flex;
  align-items: center;
}

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

.site-header__logo-mark {
  width: 40px;
  height: 40px;
  border-radius: 14px;
  background: radial-gradient(circle at 20% 20%, var(--color-primary-soft), var(--color-primary));
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-soft);
}

.site-header__logo-initials {
  font-family: var(--font-heading);
  font-size: 1rem;
  color: #fff;
  letter-spacing: 0.06em;
}

.site-header__brand-text {
  display: flex;
  flex-direction: column;
}

.site-header__title {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--gray-900);
}

.site-header__tagline {
  font-size: var(--font-size-xs);
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: var(--color-text-muted);
}

/* Navigation */
.site-header__nav {
  display: flex;
  align-items: center;
  gap: var(--space-4);
}

.site-header__nav-list {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.site-header__nav-item {}

.site-header__nav-link,
.site-header__nav-link--button {
  position: relative;
  font-size: var(--font-size-sm);
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 0.35rem 0;
  color: var(--gray-800);
  background: none;
  border: none;
}

.site-header__nav-link::after,
.site-header__nav-link--button::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -0.35rem;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--color-primary), var(--gray-600));
  transition: width var(--transition-normal);
}

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

.site-header__nav-link:focus-visible,
.site-header__nav-link--button:focus-visible {
  outline: none;
}

.site-header__nav-caret {
  margin-left: 0.35rem;
  font-size: 0.6rem;
}

.site-header__nav-link--button {
  display: inline-flex;
  align-items: center;
  gap: 0.2rem;
  cursor: pointer;
}

/* Sub navigation */
.site-header__nav-item--has-sub {
  position: relative;
}

.site-header__subnav {
  position: absolute;
  top: 100%;
  left: 0;
  margin-top: 0.75rem;
  min-width: 210px;
  padding: 0.75rem;
  border-radius: var(--radius-md);
  background-color: var(--color-surface);
  box-shadow: var(--shadow-medium);
  border: 1px solid rgba(0, 0, 0, 0.04);
  display: none;
}

.site-header__subnav-link {
  display: block;
  padding: 0.35rem 0.5rem;
  border-radius: var(--radius-sm);
  font-size: var(--font-size-sm);
  color: var(--gray-800);
}

.site-header__subnav-link:hover,
.site-header__subnav-link:focus-visible {
  background-color: var(--gray-100);
}

.site-header__nav-item--open > .site-header__subnav {
  display: block;
}

.site-header__nav-item--open > .site-header__nav-link--button .site-header__nav-caret {
  transform: rotate(180deg);
}

.site-header__cta-wrap {
  margin-left: var(--space-2);
}

.site-header__cta {
  font-size: var(--font-size-xs);
}

/* Mobile toggle */
.site-header__toggle {
  display: none;
  width: 40px;
  height: 40px;
  border-radius: 999px;
  border: 1px solid var(--color-border-subtle);
  background: var(--color-surface);
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
}

.site-header__toggle-bar {
  width: 18px;
  height: 2px;
  border-radius: 999px;
  background: var(--gray-800);
  transition: transform var(--transition-normal), opacity var(--transition-normal);
}

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

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

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

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

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

  .site-header__nav {
    position: absolute;
    inset-inline: 0;
    top: 100%;
    background: linear-gradient(to bottom, rgba(246, 243, 239, 0.98), rgba(246, 243, 239, 0.98));
    border-bottom: 1px solid var(--color-border-subtle);
    flex-direction: column;
    align-items: stretch;
    padding: 0 var(--space-4) var(--space-4);
    max-height: 0;
    overflow: hidden;
    opacity: 0;
    transform: translateY(-6px);
    pointer-events: none;
    transition: max-height var(--transition-slow), opacity var(--transition-normal), transform var(--transition-normal);
  }

  .site-header__nav--open {
    max-height: 480px;
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
  }

  .site-header__nav-list {
    flex-direction: column;
    align-items: flex-start;
    padding-top: var(--space-3);
    border-top: 1px solid var(--color-border-subtle);
  }

  .site-header__nav-link,
  .site-header__nav-link--button {
    width: 100%;
    text-align: left;
    padding: 0.45rem 0;
  }

  .site-header__nav-link::after,
  .site-header__nav-link--button::after {
    bottom: 0;
  }

  .site-header__nav-item--has-sub {
    width: 100%;
  }

  .site-header__subnav {
    position: static;
    margin-top: 0;
    margin-left: 0.5rem;
    padding: 0.35rem 0 0.5rem;
    box-shadow: none;
    border: none;
    background: transparent;
  }

  .site-header__subnav-link {
    padding-left: 0.75rem;
  }

  .site-header__cta-wrap {
    margin-top: var(--space-3);
    margin-left: 0;
  }

  .site-header__cta {
    width: 100%;
    justify-content: center;
  }
}

/* Respect reduced motion */
@media (prefers-reduced-motion: reduce) {
  .site-header__nav {
    transition: none;
  }
}