.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: var(--z-header);
  background-color: var(--color-bg-dark);
  border-bottom: 2px solid var(--color-accent);
  transition: box-shadow var(--transition-normal);
  padding-block: 0;
}

.site-header--scrolled {
  box-shadow: var(--header-shadow);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: var(--max-width);
  margin-inline: auto;
  padding-inline: var(--page-padding);
  height: var(--header-height-mobile);
}

.header-logo {
  flex-shrink: 0;
  z-index: calc(var(--z-header) + 1);
}

.header-logo img {
  height: 27px;
  width: auto;
}

.header-logo-text {
  font-family: var(--font-heading);
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--color-text);
  letter-spacing: -0.02em;
}

/* Navigation */
.header-nav {
  display: none;
}

.header-nav__list {
  display: flex;
  align-items: center;
  gap: 2.5rem;
}

.header-nav__link {
  font-family: var(--font-heading);
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-nav);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  transition: color var(--transition-fast);
  position: relative;
}

.header-nav__link:hover,
.header-nav__link--active {
  color: var(--color-text);
}

.header-nav__link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--color-accent);
  transition: width var(--transition-normal);
}

.header-nav__link:hover::after,
.header-nav__link--active::after {
  width: 100%;
}

/* Social icons */
.header-social {
  display: none;
  align-items: center;
  gap: 1rem;
}

.header-social__icon {
  width: 20px;
  height: 20px;
  color: var(--color-nav);
  transition: color var(--transition-fast);
}

.header-social__icon:hover {
  color: var(--color-text);
}

.header-social__icon svg {
  width: 100%;
  height: 100%;
  fill: currentColor;
}

/* CTA Button */
.header-cta {
  display: none;
  font-family: var(--font-heading);
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-text);
  background-color: var(--color-accent);
  padding: 0.6rem 1.75rem;
  border-radius: 4px;
  transition: background-color var(--transition-fast), transform var(--transition-fast);
}

.header-cta:hover {
  background-color: var(--color-accent-hover);
  transform: translateY(-1px);
}

/* Hamburger */
.hamburger {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 28px;
  height: 28px;
  padding: 4px;
  z-index: calc(var(--z-header) + 1);
  cursor: pointer;
  background: none;
  border: none;
}

.hamburger-line {
  display: block;
  width: 100%;
  height: 2px;
  background-color: var(--color-text);
  transition: transform var(--transition-normal), opacity var(--transition-normal);
}

.hamburger.active .hamburger-line:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.hamburger.active .hamburger-line:nth-child(2) {
  opacity: 0;
}

.hamburger.active .hamburger-line:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Mobile menu overlay */
.mobile-menu {
  position: fixed;
  inset: 0;
  background-color: rgba(232, 221, 203, 0.97);
  z-index: var(--z-overlay);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-normal);
}

.mobile-menu.active {
  opacity: 1;
  pointer-events: auto;
}

.mobile-nav__list {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2rem;
}

.mobile-nav__link {
  font-family: var(--font-heading);
  font-size: var(--text-2xl);
  font-weight: 600;
  color: var(--color-text);
  transition: color var(--transition-fast);
}

.mobile-nav__link:hover {
  color: var(--color-accent);
}

.mobile-menu__social {
  display: flex;
  gap: 1.5rem;
  margin-top: 2.5rem;
  justify-content: center;
}

.mobile-menu__social a {
  width: 24px;
  height: 24px;
  color: var(--color-nav);
}

.mobile-menu__social svg {
  width: 100%;
  height: 100%;
  fill: currentColor;
}

/* Desktop */
@media (min-width: 1024px) {
  .site-header {
    padding-block: 0;
  }

  .header-inner {
    height: var(--header-height);
    justify-content: center;
    position: relative;
  }

  .header-logo {
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
  }

  .header-logo img {
    height: 57px;
  }

  .header-nav {
    display: flex;
    align-items: center;
    gap: 2.5rem;
  }

  .header-nav--left {
    margin-right: auto;
  }

  .header-nav--right {
    margin-left: auto;
  }

  .header-social {
    display: flex;
    margin-left: auto;
  }

  .hamburger {
    display: none;
  }
}