.site-header .nav-shell {
  min-height: 94px;
  gap: 30px;
  align-items: center;
}

.site-header .brand-mark img {
  width: 194px;
}

.site-header .nav-links {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 28px;
}

.site-header .nav-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  font-weight: 800;
  letter-spacing: 0.18em;
  line-height: 1;
  transition: color 0.2s ease, transform 0.2s ease;
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
}

.site-header .nav-link:hover {
  color: #0066cc !important;
  transform: translateY(-1px);
}

.site-header .nav-actions {
  position: relative;
  display: flex;
  align-items: center;
  gap: 16px;
}

.site-header .nav-statement {
  font-size: 12px;
  letter-spacing: 0.22em;
}

.site-header .btn {
  background: rgba(255, 255, 255, 0.06);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.18),
    0 0 0 1px rgba(255, 255, 255, 0.08);
}

.site-header .btn-blue {
  color: #4da3ff;
  border-color: rgba(0, 102, 204, 0.75);
  background: rgba(0, 102, 204, 0.08);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.16),
    0 0 0 1px rgba(0, 102, 204, 0.24),
    0 0 22px rgba(0, 102, 204, 0.22);
}

.site-header .btn-red {
  color: #ff6b63;
  border-color: rgba(255, 59, 48, 0.8);
  background: rgba(255, 59, 48, 0.08);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.16),
    0 0 0 1px rgba(255, 59, 48, 0.22),
    0 0 22px rgba(255, 59, 48, 0.2);
}

.site-header [data-public-header-auth-button="true"] {
  min-width: 140px;
  justify-content: center;
}

.site-header .nav-actions a.btn.btn-blue[href="/signin"] {
  min-width: 140px;
  justify-content: center;
}

.site-header .btn::before {
  background: linear-gradient(
    120deg,
    transparent,
    rgba(255, 255, 255, 0.16),
    transparent
  );
}

html[data-public-header-auth-state="initializing"][data-public-header-auth-hint="authenticated"] .site-header .nav-links a[href="/signup"],
html[data-public-header-auth-state="initializing"] .site-header [data-public-header-signup-hidden="true"] {
  visibility: hidden;
  pointer-events: none;
}

html[data-public-header-auth-state="initializing"][data-public-header-auth-hint="authenticated"] .site-header [data-public-header-auth-button="true"] {
  pointer-events: none;
  user-select: none;
}

html[data-public-header-auth-state="authenticated"] .site-header [data-public-header-signup-hidden="true"] {
  display: none;
}

html[data-public-header-auth-state="initializing"][data-public-header-auth-hint="authenticated"] .site-header [data-public-header-signup-hidden="true"] {
  display: none;
}

.site-header .public-header-auth-menu {
  position: absolute;
  top: calc(100% + 14px);
  right: 0;
  min-width: 220px;
  display: grid;
  gap: 6px;
  padding: 10px;
  border-radius: 20px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  background: linear-gradient(180deg, rgba(16, 23, 20, 0.96), rgba(6, 12, 9, 0.98));
  box-shadow:
    0 28px 80px rgba(0, 0, 0, 0.42),
    inset 0 1px 0 rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(26px);
  -webkit-backdrop-filter: blur(26px);
  z-index: 80;
}

.site-header .public-header-auth-menu[hidden] {
  display: none;
}

.site-header .public-header-auth-menu-item {
  display: flex;
  align-items: center;
  justify-content: flex-start;
  min-height: 48px;
  width: 100%;
  padding: 0 16px;
  border: 1px solid transparent;
  border-radius: 14px;
  background: transparent;
  color: rgba(255, 255, 255, 0.92);
  font-family: "JetBrains Mono", monospace;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  text-decoration: none;
  text-align: left;
  cursor: pointer;
  transition:
    background 0.2s ease,
    border-color 0.2s ease,
    transform 0.2s ease;
}

.site-header .public-header-auth-menu-item:hover,
.site-header .public-header-auth-menu-item:focus-visible {
  outline: none;
  border-color: rgba(77, 163, 255, 0.32);
  background: rgba(255, 255, 255, 0.06);
  transform: translateY(-1px);
}

.site-header .public-header-auth-menu-item[disabled] {
  cursor: progress;
  opacity: 0.72;
}

@media (max-width: 1180px) {
  .site-header .nav-shell {
    min-height: 94px;
    gap: 24px;
  }

  .site-header .brand-mark img {
    width: 184px;
  }

  .site-header .nav-links {
    gap: 18px;
  }
}

@media (max-width: 920px) {
  .site-header .nav-shell {
    min-height: auto;
    gap: 18px;
    padding: 18px 0;
  }

  .site-header .brand-mark img {
    width: 176px;
  }

  .site-header .nav-links {
    gap: 16px;
  }

  .site-header .nav-actions {
    gap: 14px;
  }

  .site-header .nav-link {
    font-size: 14px;
    letter-spacing: 0.2em;
  }
}

@media (max-width: 640px) {
  .site-header .brand-mark img {
    width: 160px;
  }

  .site-header [data-public-header-auth-button="true"] {
    min-width: 120px;
  }

  .site-header .nav-actions a.btn.btn-blue[href="/signin"] {
    min-width: 120px;
  }

  .site-header .nav-link {
    font-size: 13px;
  }

  .site-header .nav-statement {
    font-size: 12px;
  }

  .site-header .public-header-auth-menu {
    right: auto;
    left: 0;
    min-width: min(100vw - 56px, 240px);
  }
}

@media (max-width: 768px) {
  .site-header .nav-shell {
    min-height: auto;
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    grid-template-areas:
      "brand actions"
      "nav nav";
    gap: 8px 12px;
    padding: 10px 0;
    align-items: center;
  }

  .site-header .brand-mark {
    grid-area: brand;
  }

  .site-header .brand-mark img {
    width: 136px;
  }

  .site-header .nav-links {
    grid-area: nav;
    display: flex;
    flex-direction: row;
    flex-wrap: nowrap;
    align-items: stretch;
    width: 100%;
    min-width: 0;
    gap: 4px;
    padding: 4px;
    border: 1px solid rgba(0, 0, 0, 0.08);
    border-radius: 14px;
    background: rgba(255, 255, 255, 0.78);
    box-shadow: 0 10px 24px rgba(15, 23, 42, 0.05);
    align-items: stretch;
  }

  .site-header.site-header-dark .nav-links {
    border-color: rgba(255, 255, 255, 0.08);
    background: rgba(255, 255, 255, 0.03);
    box-shadow: none;
  }

  .site-header .nav-link {
    display: flex;
    flex: 1 1 0;
    align-items: center;
    justify-content: center;
    min-width: 0;
    min-height: 32px;
    padding: 0 6px;
    border-radius: 10px;
    background: transparent;
    font-size: 9px;
    letter-spacing: 0.1em;
    line-height: 1;
    white-space: nowrap;
    text-align: center;
  }

  .site-header .nav-link.is-active {
    background: rgba(0, 102, 204, 0.08);
  }

  .site-header.site-header-dark .nav-link.is-active {
    background: rgba(77, 163, 255, 0.12);
  }

  .site-header .nav-actions {
    grid-area: actions;
    display: flex;
    flex-direction: row;
    gap: 6px;
    justify-self: end;
    justify-content: flex-end;
    align-items: center;
    flex-wrap: nowrap;
    width: auto;
  }

  .site-header .nav-statement {
    display: none;
  }

  .site-header [data-public-header-auth-button="true"],
  .site-header .nav-actions a.btn.btn-blue[href="/signin"] {
    min-width: 0;
    max-width: 124px;
    overflow: hidden;
    text-overflow: ellipsis;
  }

  .site-header .nav-actions .btn {
    min-height: 36px;
    padding: 0 12px;
    font-size: 10px;
    letter-spacing: 0.06em;
    white-space: nowrap;
    box-shadow: none;
  }

  .site-header .public-header-auth-menu {
    top: calc(100% + 10px);
    right: 0;
    left: auto;
    min-width: min(100vw - 32px, 248px);
  }
}

@media (max-width: 480px) {
  .site-header .nav-shell {
    gap: 8px 10px;
    padding: 10px 0;
  }

  .site-header .brand-mark img {
    width: 132px;
  }

  .site-header .nav-links {
    border-radius: 12px;
  }

  .site-header .nav-link {
    min-height: 30px;
    padding: 0 4px;
    font-size: 8.5px;
    letter-spacing: 0.07em;
  }

  .site-header .nav-actions {
    display: flex;
    flex-direction: row;
    justify-content: flex-end;
    align-items: center;
    width: auto;
    gap: 6px;
  }

  .site-header .nav-actions .btn {
    min-height: 36px;
    padding: 0 10px;
    font-size: 9.5px;
  }
}