.site-header {
  position: relative;
  z-index: 1000;
  text-align: center;
  padding: 30px 30px 20px;
}
header .site_logo {
  font-size: clamp(60px, 8vw, 100px);
  text-shadow: var(--text_sdw);
  margin-bottom: 15px;
}
.global-nav {
  margin-top: 10px;
}
.global-nav-list {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  list-style: none;
  padding: 0;
  margin: 0 auto;
  max-width: 1000px;
}

.global-nav-list li {
  border-left: 1px solid var(--color_border);
  flex: 1;
}

.global-nav-list li:first-child {
  border-left: none;
}

.global-nav a {
  display: inline-block;
  width: 100%;
  padding: 12px 2px 8px;
  color: var(--color_logo);
  text-decoration: none;
  font-family: var(--font_accent);
  font-size: 1.05rem;
  letter-spacing: 0.05em;
  transition: background-color 0.8s ease;
}
.global-nav a:hover {
  background-color: var(--color_bg_hover);
}
.nav-toggle {
  display: none;
}

@media (max-width: 1024px) {
  .site-header {
    padding: 45px 20px 25px;
  }

  header .site_logo {
    font-size: clamp(80px, 8vw, 85px);
    margin-bottom: 0;
  }

  .nav-toggle {
    display: grid;
    place-items: center;
    position: fixed;
    z-index: 1001;
    right: 20px;
    top: 18px;
    width: 48px;
    height: 48px;
    border: 1px solid var(--color_border);
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.95);
    color: var(--color_logo);
    cursor: pointer;
    -webkit-tap-highlight-color: transparent;
  }
  .nav-toggle:focus-visible,
  .global-nav a:focus-visible {
    outline: 2px solid var(--color_pink);
    outline-offset: 4px;
  }
  .nav-toggle-lines {
    display: flex;
    width: 21px;
    flex-direction: column;
    gap: 5px;
  }
  .nav-toggle-lines > span {
    display: block;
    width: 21px;
    height: 1.5px;
    background-color: currentColor;
    transition:
      transform 0.2s,
      opacity 0.2s;
  }
  .nav-toggle[aria-expanded="true"] .nav-toggle-lines > span:first-child {
    transform: translateY(6.5px) rotate(45deg);
  }
  .nav-toggle[aria-expanded="true"] .nav-toggle-lines > span:nth-child(2) {
    opacity: 0;
  }
  .nav-toggle[aria-expanded="true"] .nav-toggle-lines > span:last-child {
    transform: translateY(-6.5px) rotate(-45deg);
  }
  .global-nav {
    position: fixed;
    z-index: 1000;
    inset: 0;
    margin: 0;
    padding: 80px 24px 36px;
    overflow-y: auto;
    overscroll-behavior: contain;
    background-color: var(--color_bg_softpink);
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition:
      opacity 0.25s ease,
      visibility 0.25s ease;
  }

  .global-nav.is-open {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
  }
  .global-nav-list {
    min-height: 100%;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 2px;
  }

  .global-nav-list li {
    border-left: none;
    flex: none;
    width: calc(100% - 20px);
    max-width: 700px;
  }
  .global-nav a {
    font-size: clamp(1.2rem, 2.5vw, 2rem);
    padding: 20px 18px;
    letter-spacing: 0.07em;
    border-radius: var(--radius8);
  }
  body.nav-open {
    overflow: hidden;
  }
}
@media (max-width: 767px) {
  .site-header {
    padding: 55px 18px 22px;
  }

  .nav-toggle {
    top: 12px;
    right: 14px;
    width: 46px;
    height: 46px;
  }
}
@media (prefers-reduced-motion: reduce) {
  .global-nav,
  .nav-toggle-lines > span,
  .global-nav a {
    transition: none;
  }
}