html[data-page="home"] .site-header {
  width: calc(var(--hero-media-width, 50.2vw) + (100vw - var(--hero-media-width, 50.2vw)) * var(--header-progress, 0));
}

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 70;
  pointer-events: none;
}

.site-header::before {
  content: "";
  position: absolute;
  inset: 0;
  border-bottom: 1px solid rgba(255, 255, 255, calc(0.06 + 0.12 * var(--header-progress, 0)));
  background: rgba(15, 16, 19, calc(0.02 + 0.88 * var(--header-progress, 0)));
  box-shadow: 0 18px 42px rgba(0, 0, 0, calc(0.02 + 0.22 * var(--header-progress, 0)));
  backdrop-filter: blur(calc(6px + 22px * var(--header-progress, 0))) saturate(calc(110% + 35% * var(--header-progress, 0)));
  -webkit-backdrop-filter: blur(calc(6px + 22px * var(--header-progress, 0))) saturate(calc(110% + 35% * var(--header-progress, 0)));
  opacity: calc(0.14 + 0.86 * var(--header-progress, 0));
  transition: opacity 220ms ease, background 220ms ease, border-color 220ms ease, box-shadow 220ms ease;
}

.site-header__bar {
  position: relative;
  width: 100%;
  min-height: 82px;
  padding: calc(22px - 8px * var(--header-progress, 0)) 26px calc(10px + 6px * var(--header-progress, 0));
  display: grid;
  grid-template-columns: 54px minmax(0, 1fr) 54px;
  align-items: center;
  gap: 14px;
  pointer-events: none;
}

.site-header__toggle,
.site-header__brand {
  pointer-events: auto;
}

.site-header__toggle {
  position: relative;
  width: 54px;
  height: 54px;
  padding: 0;
  border: 1px solid rgba(255, 255, 255, calc(0.24 + 0.08 * var(--header-progress, 0)));
  border-radius: 999px;
  display: grid;
  place-items: center;
  background: rgba(255, 255, 255, calc(0.06 + 0.04 * var(--header-progress, 0)));
  color: #ffffff;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, calc(0.12 + 0.08 * var(--header-progress, 0))), 0 18px 36px rgba(0, 0, 0, calc(0.16 + 0.16 * var(--header-progress, 0)));
  backdrop-filter: blur(calc(16px + 10px * var(--header-progress, 0))) saturate(calc(128% + 18% * var(--header-progress, 0)));
  -webkit-backdrop-filter: blur(calc(16px + 10px * var(--header-progress, 0))) saturate(calc(128% + 18% * var(--header-progress, 0)));
  cursor: pointer;
  transition: transform 180ms ease, background 180ms ease, border-color 180ms ease, box-shadow 180ms ease;
}

.site-header__toggle:hover {
  transform: translateY(-1px);
  background: rgba(255, 255, 255, calc(0.12 + 0.06 * var(--header-progress, 0)));
  border-color: rgba(255, 255, 255, calc(0.36 + 0.1 * var(--header-progress, 0)));
}

.site-header__toggle span {
  position: absolute;
  width: 16px;
  height: 1.5px;
  border-radius: 999px;
  background: currentColor;
  transform-origin: center;
  transition: transform 180ms ease, opacity 180ms ease;
}

.site-header__toggle span:nth-child(1) {
  transform: translateY(-5px);
}

.site-header__toggle span:nth-child(3) {
  transform: translateY(5px);
}

.menu-open .site-header__toggle span:nth-child(1) {
  transform: rotate(45deg);
}

.menu-open .site-header__toggle span:nth-child(2) {
  opacity: 0;
}

.menu-open .site-header__toggle span:nth-child(3) {
  transform: rotate(-45deg);
}

.site-header__brand {
  justify-self: center;
  min-width: 0;
  padding: 0 10px;
  text-align: center;
  transform: translateY(calc(8px * (1 - var(--header-progress, 0))));
  transition: transform 220ms ease;
}

.site-header__brand-script {
  display: block;
  font-family: "Cormorant Garamond", Georgia, serif;
  font-size: clamp(30px, 2.95vw, 44px);
  line-height: 1;
  font-weight: 600;
  letter-spacing: -0.01em;
  color: #ffffff;
  text-shadow: 0 12px 30px rgba(0, 0, 0, calc(0.2 + 0.18 * (1 - var(--header-progress, 0))));
  white-space: nowrap;
  transition: letter-spacing 220ms ease, text-shadow 220ms ease;
}

.site-header__spacer {
  width: 54px;
  height: 1px;
}

html[data-page="inner"] .site-header::before {
  opacity: 1;
  background: rgba(15, 16, 19, 0.94);
  border-bottom-color: rgba(255, 255, 255, 0.12);
  box-shadow: 0 18px 42px rgba(0, 0, 0, 0.24);
  backdrop-filter: blur(24px) saturate(142%);
  -webkit-backdrop-filter: blur(24px) saturate(142%);
}

html[data-page="inner"] .site-header__bar {
  padding: 14px 26px 16px;
}

html[data-page="inner"] .site-header__toggle {
  border-color: rgba(255, 255, 255, 0.18);
  background: rgba(255, 255, 255, 0.08);
  color: #ffffff;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.18), 0 16px 34px rgba(0, 0, 0, 0.24);
}

html[data-page="inner"] .site-header__toggle:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: rgba(255, 255, 255, 0.28);
}

html[data-page="inner"] .site-header__brand {
  transform: none;
}

html[data-page="inner"] .site-header__brand-script {
  color: #ffffff;
  text-shadow: 0 10px 26px rgba(0, 0, 0, 0.26);
}

.site-menu__backdrop {
  position: fixed;
  inset: 0;
  background: rgba(10, 11, 14, 0.34);
  backdrop-filter: blur(12px) saturate(120%);
  -webkit-backdrop-filter: blur(12px) saturate(120%);
  opacity: 0;
  visibility: hidden;
  transition: opacity 200ms ease, visibility 200ms ease;
  pointer-events: none;
}

.site-menu {
  position: fixed;
  top: 18px;
  left: 18px;
  bottom: 18px;
  width: min(430px, calc(100vw - 36px));
  transform: translateX(calc(-100% - 24px));
  opacity: 0;
  visibility: hidden;
  transition: transform 220ms ease, opacity 220ms ease, visibility 220ms ease;
  pointer-events: none;
}

.site-menu__inner {
  height: 100%;
  padding: 30px 28px;
  display: flex;
  flex-direction: column;
  background: linear-gradient(180deg, rgba(14, 15, 19, 0.94), rgba(18, 19, 24, 0.88));
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 32px;
  box-shadow: 0 32px 96px rgba(0, 0, 0, 0.34), inset 0 1px 0 rgba(255, 255, 255, 0.14);
  backdrop-filter: blur(24px) saturate(150%);
  -webkit-backdrop-filter: blur(24px) saturate(150%);
}

.site-menu__eyebrow {
  margin: 0 0 20px;
  font-family: Inter, Arial, sans-serif;
  font-size: 10px;
  line-height: 1.5;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: rgba(246, 243, 236, 0.58);
}

.site-menu a {
  padding: 14px 0 16px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  font-size: clamp(28px, 3.1vw, 38px);
  line-height: 1;
  font-weight: 500;
  color: #f6f3ec;
  transition: color 180ms ease, transform 180ms ease, opacity 180ms ease;
}

.site-menu a:hover {
  color: #ffffff;
  transform: translateX(4px);
}

.site-menu__footer {
  margin-top: auto;
  padding-top: 28px;
  display: grid;
  gap: 18px;
}

.site-menu__signature {
  width: 102px;
  height: auto;
  filter: invert(1) brightness(1.04);
  opacity: 0.8;
}

.site-menu__collegium {
  width: min(100%, 240px);
  height: auto;
  filter: invert(1) brightness(1.04) contrast(0.94);
  opacity: 0.78;
}

.site-menu__meta {
  margin: 0;
  max-width: 18rem;
  font-family: Inter, Arial, sans-serif;
  font-size: 10px;
  line-height: 1.7;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: rgba(246, 243, 236, 0.56);
}

.menu-open .site-menu__backdrop,
.menu-open .site-menu {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

.menu-open .site-menu {
  transform: translateX(0);
}

@media (max-width: 1080px) {
  html[data-page="home"] .site-header {
    width: 100%;
  }

  .site-header__bar {
    min-height: 78px;
    padding: 18px 18px 10px;
    grid-template-columns: 50px minmax(0, 1fr) 50px;
  }

  .site-header__toggle,
  .site-header__spacer {
    width: 50px;
  }

  .site-header__toggle {
    height: 50px;
  }

  .site-header__brand {
    transform: none;
  }

  .site-header__brand-script {
    font-size: clamp(24px, 5vw, 34px);
    white-space: normal;
  }

  .site-menu {
    top: 14px;
    left: 14px;
    bottom: 14px;
    width: calc(100vw - 28px);
  }
}