.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  padding: 10px;
  border: 1px solid rgba(148, 163, 184, 0.24);
  border-radius: 12px;
  background: rgba(15, 23, 42, 0.82);
  color: var(--text);
  cursor: pointer;
}

.nav-toggle span {
  display: block;
  width: 100%;
  height: 2px;
  margin: 4px 0;
  border-radius: 999px;
  background: currentColor;
  transition: transform 0.16s ease, opacity 0.16s ease;
}

.nav-toggle[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(6px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}

.nav-toggle[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-6px) rotate(-45deg);
}

@media (max-width: 860px) {
  body.nav-open {
    overflow: hidden;
  }

  .site-nav {
    backdrop-filter: blur(22px);
  }

  .nav-inner {
    position: relative;
    min-height: 62px;
  }

  .nav-toggle {
    display: block;
    margin-left: auto;
  }

  .nav-links {
    position: fixed;
    inset: 63px 14px auto;
    display: none;
    max-height: calc(100dvh - 78px);
    overflow-y: auto;
    padding: 14px;
    border: 1px solid rgba(148, 163, 184, 0.24);
    border-radius: 16px;
    background: rgba(7, 10, 18, 0.98);
    box-shadow: 0 24px 70px rgba(0, 0, 0, 0.48);
  }

  .nav-links[data-open="true"] {
    display: grid;
    gap: 4px;
  }

  .nav-links a {
    display: block;
    padding: 11px 12px;
    border-radius: 10px;
    color: #d6dfec;
    font-size: 16px;
  }

  .nav-links a:hover,
  .nav-links a:focus-visible {
    background: rgba(148, 163, 184, 0.1);
  }

  .nav-links .nav-button {
    margin-top: 6px;
    text-align: center;
  }
}

@media (prefers-reduced-motion: reduce) {
  .nav-toggle span {
    transition: none;
  }
}