.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  min-height: 173px;
  background-color: #fff;
  border-bottom: 1px solid #edf0f2;
}

.site-header-inner {
  display: flex;
  flex-wrap: nowrap;
  align-items: center;
  justify-content: space-between;
  width: calc(100% - 80px);
  max-width: 1360px;
  min-height: 173px;
  gap: 28px;
  padding: 32px 0;
}

.site-logo {
  flex: 0 0 auto;
}

.site-logo img {
  width: 255px;
  height: auto;
}

.site-header .menu {
  flex: 1 1 auto;
  min-width: 0;
}

.menu-toggle {
  display: none;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-width: 92px;
  min-height: 44px;
  padding: 8px 12px;
  border: 2px solid var(--color-ink);
  background: #fff;
  color: var(--color-ink);
  font-family: var(--font-menu);
  font-size: 14px;
  font-weight: 700;
  cursor: pointer;
}

.menu-toggle__icon {
  display: grid;
  gap: 4px;
  width: 20px;
}

.menu-toggle__icon span {
  display: block;
  width: 100%;
  height: 2px;
  background: currentColor;
  transition: transform var(--transition-fast), opacity var(--transition-fast);
}

.menu-toggle[aria-expanded='true'] .menu-toggle__icon span:nth-child(1) {
  transform: translateY(6px) rotate(45deg);
}

.menu-toggle[aria-expanded='true'] .menu-toggle__icon span:nth-child(2) {
  opacity: 0;
}

.menu-toggle[aria-expanded='true'] .menu-toggle__icon span:nth-child(3) {
  transform: translateY(-6px) rotate(-45deg);
}

@media (max-width: 1100px) {
  .site-header {
    min-height: 86px;
  }

  .site-header-inner {
    position: relative;
    width: 100%;
    min-height: 86px;
    padding: 16px 20px;
  }

  .site-logo img {
    width: 190px;
  }

  .menu-toggle {
    display: inline-flex;
  }

  .site-header .menu {
    position: absolute;
    top: 100%;
    right: 0;
    left: 0;
    display: none;
    max-height: calc(100dvh - 86px);
    overflow-y: auto;
    border-top: 1px solid var(--color-border);
    background: #fff;
    box-shadow: 0 16px 32px rgba(10, 24, 35, 0.14);
  }

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

@media (max-width: 420px) {
  .site-logo img {
    width: 165px;
  }

  .menu-toggle {
    min-width: 48px;
  }

  .menu-toggle__label {
    position: absolute;
    width: 1px;
    height: 1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
  }
}