/* Header styles for Buda Gastro Hub */

.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  backdrop-filter: blur(18px);
  background: linear-gradient(to bottom, rgba(5, 6, 8, 0.94), rgba(5, 6, 8, 0.9));
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: var(--space-16);
  padding-bottom: var(--space-16);
}

.site-header__brand {
  display: flex;
  align-items: center;
  min-width: 0;
}

.site-header__logo-link {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
}

.site-header__logo-mark {
  width: 36px;
  height: 36px;
  border-radius: 999px;
  background: radial-gradient(circle at 30% 20%, var(--color-primary-strong), var(--color-primary));
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.95rem;
  color: #151515;
  box-shadow: var(--shadow-soft);
}

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

.site-header__logo-title {
  font-family: var(--font-display);
  font-size: var(--font-size-lg);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

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

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

.site-header__nav-list {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.site-header__nav-link {
  position: relative;
  font-size: var(--font-size-sm);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-text-muted);
}

.site-header__nav-link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -0.3rem;
  width: 0;
  height: 1px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-primary-strong));
  transition: width var(--transition-normal);
}

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

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

.site-header__nav-item--cta .site-header__nav-link--btn {
  padding: 0.5rem 1.1rem;
  border-radius: var(--radius-pill);
  border: 1px solid rgba(212, 175, 55, 0.8);
  background: radial-gradient(circle at top left, rgba(212, 175, 55, 0.12), transparent 55%);
  color: var(--color-primary-strong);
  box-shadow: var(--shadow-soft);
}

.site-header__nav-item--cta .site-header__nav-link--btn::after {
  display: none;
}

.site-header__nav-item--cta .site-header__nav-link--btn:hover,
.site-header__nav-item--cta .site-header__nav-link--btn:focus-visible {
  background: linear-gradient(135deg, var(--color-primary) 0%, #b68b2f 60%, #f0dc8b 100%);
  color: #151515;
}

/* Mobile toggle */

.site-header__toggle {
  display: none;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  background: rgba(10, 11, 15, 0.9);
  cursor: pointer;
}

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

.site-header__toggle[aria-expanded="true"] .site-header__toggle-bar:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.site-header__toggle[aria-expanded="true"] .site-header__toggle-bar:nth-child(2) {
  opacity: 0;
}

.site-header__toggle[aria-expanded="true"] .site-header__toggle-bar:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Mobile layout */

@media (max-width: 768px) {
  .site-header__toggle {
    display: inline-flex;
  }

  .site-header__nav {
    position: fixed;
    inset: 60px 0 auto 0;
    z-index: 39;
    background: rgba(5, 6, 8, 0.98);
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
    transform: translateY(-120%);
    opacity: 0;
    pointer-events: none;
    transition: transform var(--transition-normal), opacity var(--transition-normal);
  }

  .site-header__nav-list {
    flex-direction: column;
    align-items: flex-start;
    padding: var(--space-24) var(--container-padding-x) var(--space-24);
    gap: 1.1rem;
  }

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

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

  .site-header__nav-item--cta .site-header__nav-link--btn {
    display: inline-flex;
    width: 100%;
    justify-content: center;
  }
}

@media (max-width: 480px) {
  .site-header__logo-title {
    font-size: var(--font-size-md);
  }

  .site-header__logo-subtitle {
    display: none;
  }
}