/*
  Styles for the reusable navigation component.
  The component is intentionally simple so future pages can share the same shell.
*/
.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  backdrop-filter: blur(18px);
  background: rgba(11, 18, 32, 0.76);
  border-bottom: 1px solid rgba(255, 255, 255, 0.04);
}

.site-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  width: min(100% - (var(--container-gutter) * 2), var(--container-width));
  min-height: 72px;
  margin-inline: auto;
  padding-block: 1rem;
}

.site-nav__brand {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  color: var(--color-text);
  text-decoration: none;
  font-weight: 700;
  letter-spacing: -0.03em;
}

.site-nav__mark {
  display: inline-grid;
  place-items: center;
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 0.95rem;
  background: linear-gradient(145deg, rgba(76, 141, 255, 0.95), rgba(114, 167, 255, 0.78));
  color: #ffffff;
  box-shadow: var(--shadow-sm);
}

.site-nav__wordmark {
  display: inline-flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  font-size: 0.98rem;
}

.site-nav__wordmark span {
  color: var(--color-text-muted);
  font-weight: 500;
}

.site-nav__brand,
.site-nav__links,
.site-nav__actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.site-nav__panel {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 1rem;
}

.site-nav__links a {
  color: var(--color-text-muted);
  text-decoration: none;
  font-size: 0.96rem;
  font-weight: 500;
  transition: color var(--transition-fast);
}

.site-nav__links a:hover,
.site-nav__links a[aria-current="true"] {
  color: var(--color-text);
}

.site-nav__actions {
  margin-left: 0.5rem;
}

.site-nav__toggle {
  display: none;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border: 1px solid var(--color-border);
  border-radius: 999px;
  background: transparent;
  color: inherit;
  cursor: pointer;
}

.site-nav__toggle-bar {
  display: block;
  width: 18px;
  height: 2px;
  border-radius: 999px;
  background: currentColor;
}

@media (max-width: 768px) {
  .site-nav {
    min-height: auto;
    padding-block: 0.85rem;
    align-items: center;
    flex-wrap: wrap;
  }

  .site-nav__panel {
    display: none;
    width: 100%;
    flex-direction: column;
    align-items: stretch;
    gap: 0.85rem;
  }

  .site-nav__panel[data-open="true"] {
    display: flex;
  }

  .site-nav__toggle {
    display: inline-grid;
    gap: 0.24rem;
    flex: 0 0 auto;
  }

  .site-nav__links {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0.45rem;
  }

  .site-nav__links a {
    min-height: 44px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.65rem 0.8rem;
    border: 1px solid rgba(255, 255, 255, 0.10);
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.04);
    text-align: center;
  }

  .site-nav__actions {
    margin-left: 0;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.65rem;
  }

  .site-nav__actions .btn {
    width: 100%;
  }
}

@media (max-width: 480px) {
  .site-nav__links {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .site-nav__actions {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 375px) {
  .site-nav__links {
    grid-template-columns: 1fr;
  }
}