/* Component: header */

.site-header {
  --hx: clamp(16px, 4.03vw, 58px);
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--color-header-bg);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-height);
  padding: 8px calc(var(--hx) + 14px) 8px var(--hx); /* Figma: 1310px inner width inside 1440 */
}

.site-header__logo {
  flex: none;
  display: block;
  width: 146px;
  height: 64px;
}

.site-header__logo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.site-header__toggle {
  display: none;
}

/* Desktop nav */
.site-nav {
  display: flex;
  align-items: center;
  gap: 23px;
}

.site-nav__link {
  font-size: 16px;
  font-weight: 400;
  line-height: normal;
  color: #000;
  white-space: nowrap;
  transition: color 0.2s ease;
}

.site-nav__link:hover {
  color: var(--color-gold-dark);
}

.site-nav__link--btn {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 0;
  border: 0;
  background: none;
  line-height: 22px;
  letter-spacing: 0.16px;
}

.site-nav__link--btn img {
  width: 18px;
  height: 18px;
  transition: transform 0.2s ease;
}

.site-nav__item--has-sub {
  position: relative;
}

.site-nav__sub {
  position: absolute;
  top: calc(100% + 29px); /* menu starts at the bottom edge of the 80px header */
  left: 50%;
  z-index: 10;
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 0 10px 10px;
  background: var(--color-header-bg);
  border: 1px solid var(--color-header-bg);
  border-radius: 0 0 8px 8px;
  opacity: 0;
  visibility: hidden;
  transform: translate(-50%, 6px);
  transition: opacity 0.2s ease, transform 0.2s ease, visibility 0.2s;
}

/* keeps the menu open while the pointer crosses the gap below the link */
.site-nav__sub::before {
  content: '';
  position: absolute;
  left: 0;
  right: 0;
  top: -30px;
  height: 30px;
}

.site-nav__sub li + li a {
  padding-top: 5px;
  border-top: 1px solid var(--color-border);
}

.site-nav__sub a {
  display: block;
  padding: 4px 12px;
  border-radius: 4px;
  font-weight: 700;
  font-size: 12px;
  line-height: 16px;
  letter-spacing: 0.6px;
  color: var(--color-ink);
  white-space: nowrap;
}

.site-nav__sub a:hover {
  background: var(--color-cream);
}

.site-nav__item--has-sub:hover .site-nav__sub,
.site-nav__item--has-sub:focus-within .site-nav__sub,
.site-nav__item--has-sub.is-open .site-nav__sub {
  opacity: 1;
  visibility: visible;
  transform: translate(-50%, 0);
}

.site-nav__item--has-sub.is-open .site-nav__link--btn img {
  transform: rotate(180deg);
}

/* Mobile / tablet nav */
@media (max-width: 1180px) {
  .site-header__inner {
    padding-right: var(--hx);
  }

  .site-header__toggle {
    position: relative;
    display: block;
    width: 44px;
    height: 44px;
    padding: 0;
    border: 0;
    background: none;
  }

  .site-header__toggle span {
    position: absolute;
    left: 10px;
    width: 24px;
    height: 2px;
    background: #000;
    transition: transform 0.25s ease, opacity 0.2s ease;
  }

  .site-header__toggle span:nth-child(1) { top: 14px; }
  .site-header__toggle span:nth-child(2) { top: 21px; }
  .site-header__toggle span:nth-child(3) { top: 28px; }

  .site-header.is-open .site-header__toggle span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .site-header.is-open .site-header__toggle span:nth-child(2) { opacity: 0; }
  .site-header.is-open .site-header__toggle span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

  .site-header__nav {
    position: absolute;
    top: var(--header-height);
    left: 0;
    right: 0;
    display: none;
    max-height: calc(100vh - var(--header-height));
    overflow-y: auto;
    padding: 8px var(--hx) 20px;
    background: var(--color-header-bg);
    border-top: 1px solid var(--color-border);
    box-shadow: 0 12px 24px rgba(0, 0, 0, 0.08);
  }

  .site-header.is-open .site-header__nav {
    display: block;
  }

  .site-nav {
    flex-direction: column;
    align-items: stretch;
    gap: 0;
  }

  .site-nav__item {
    border-bottom: 1px solid var(--color-border);
  }

  .site-nav__link {
    display: block;
    padding: 14px 0;
  }

  .site-nav__link--btn {
    width: 100%;
    justify-content: space-between;
  }

  .site-nav__sub {
    position: static;
    display: none;
    top: auto;
    left: auto;
    min-width: 0;
    padding: 0 0 8px 12px;
    border: 0;
    border-radius: 0;
    box-shadow: none;
    opacity: 1;
    visibility: visible;
    transform: none;
  }

  .site-nav__item--has-sub:hover .site-nav__sub,
  .site-nav__item--has-sub:focus-within .site-nav__sub {
    transform: none;
  }

  .site-nav__item--has-sub.is-open .site-nav__sub {
    display: block;
    transform: none;
  }

  .site-nav__sub::before {
    display: none;
  }

  .site-nav__sub li + li a {
    border-top: 0;
    padding-top: 9px;
  }

  .site-nav__sub a {
    padding: 9px 0;
    font-size: 14px;
    white-space: normal;
  }

  .site-nav__sub a:hover {
    background: none;
    color: var(--color-gold-dark);
  }
}

@media (max-width: 480px) {
  .site-header__logo {
    width: 120px;
    height: 52px;
  }
}