:root {
  --denno-header-height: 46px;
}

.denno-site-header,
.denno-site-header * {
  box-sizing: border-box;
}

.denno-site-header {
  position: sticky;
  z-index: 10000;
  top: 0;
  width: 100%;
  border-bottom: 1px solid rgba(231, 232, 216, .14);
  color: #f3f0e4;
  background:
    linear-gradient(90deg, rgba(185, 229, 45, .04), transparent 32%),
    rgba(6, 7, 6, .94);
  box-shadow: 0 12px 35px rgba(0, 0, 0, .28);
  font-family: Inter, "Hiragino Kaku Gothic ProN", "Yu Gothic", Meiryo, sans-serif;
  -webkit-backdrop-filter: blur(16px);
  backdrop-filter: blur(16px);
}

.denno-header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 22px;
  width: min(1180px, calc(100% - 48px));
  min-height: 45px;
  margin: 0 auto;
}

.denno-brand {
  display: inline-flex;
  flex: 0 0 auto;
  align-items: center;
  gap: 9px;
  color: inherit;
  text-decoration: none;
}

.denno-brand:hover,
.denno-brand:focus-visible {
  color: inherit;
}

.denno-brand-mark {
  display: grid;
  place-items: center;
  width: 29px;
  height: 29px;
  border: 1px solid rgba(185, 229, 45, .72);
  border-radius: 50%;
  color: #b9e52d;
  font: 900 9px/1 Arial, sans-serif;
  letter-spacing: -.08em;
  box-shadow: inset 0 0 0 5px rgba(185, 229, 45, .06), 0 0 22px rgba(185, 229, 45, .06);
}

.denno-brand-copy {
  display: flex;
  flex-direction: column;
  gap: 3px;
  white-space: nowrap;
}

.denno-brand-title {
  color: #f3f0e4;
  font-size: 15px;
  font-weight: 900;
  line-height: 1;
  letter-spacing: .1em;
}

.denno-brand-subtitle {
  color: #6f746b;
  font-size: 6px;
  font-weight: 700;
  line-height: 1;
  letter-spacing: .2em;
}

.denno-global-nav {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 5px;
  min-width: 0;
}

.denno-global-nav a {
  position: relative;
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  padding: 0 10px;
  border: 1px solid transparent;
  border-radius: 2px;
  color: #b7baaf;
  font-size: 11px;
  font-weight: 800;
  line-height: 1;
  letter-spacing: .05em;
  text-decoration: none;
  white-space: nowrap;
  transition: color .2s ease, border-color .2s ease, background .2s ease;
}

.denno-global-nav a:hover,
.denno-global-nav a:focus-visible,
.denno-global-nav a[aria-current="page"] {
  border-color: rgba(185, 229, 45, .24);
  color: #d8f36d;
  background: rgba(185, 229, 45, .065);
  outline: none;
}

.denno-global-nav a::after {
  position: absolute;
  right: 12px;
  bottom: 4px;
  left: 12px;
  height: 1px;
  background: #b9e52d;
  content: "";
  opacity: 0;
  transform: scaleX(.3);
  transition: opacity .2s ease, transform .2s ease;
}

.denno-global-nav a:hover::after,
.denno-global-nav a:focus-visible::after,
.denno-global-nav a[aria-current="page"]::after {
  opacity: .8;
  transform: scaleX(1);
}

body.denno-has-shared-header > header.site-header {
  display: none !important;
}

body.denno-has-shared-header.denno-hide-legacy-header {
  padding-top: 0 !important;
}

body.denno-has-shared-header .md-header {
  top: var(--denno-header-height) !important;
}

@media (max-width: 900px) {
  .denno-header-inner {
    gap: 18px;
    width: min(100% - 30px, 1180px);
  }

  .denno-global-nav a {
    padding-inline: 8px;
    font-size: 10px;
  }
}

@media (max-width: 720px) {
  .denno-header-inner {
    display: flex;
    gap: 12px;
    min-height: 47px;
    padding: 0;
  }

  .denno-brand-mark {
    width: 28px;
    height: 28px;
  }

  .denno-brand-title {
    font-size: 14px;
  }

  .denno-brand-subtitle {
    font-size: 5px;
  }

  .denno-global-nav {
    flex: 1 1 auto;
    justify-content: flex-start;
    gap: 3px;
    margin: 0;
    padding: 0;
    overflow-x: auto;
    scrollbar-width: none;
  }

  .denno-global-nav::-webkit-scrollbar {
    display: none;
  }

  .denno-global-nav a {
    min-height: 27px;
    padding-inline: 8px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .denno-global-nav a,
  .denno-global-nav a::after {
    transition: none;
  }
}