.nav {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
  padding: var(--space-md) var(--space-lg);
  background: var(--surface-glass);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 0.5px solid var(--border-tertiary);
}

@media (prefers-reduced-transparency: reduce) {
  .nav {
    background: var(--bg-primary);
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
  }
}

.nav__logo {
  font-family: var(--font-voice);
  font-weight: 500;
  font-size: 1.1rem;
  color: var(--text-primary);
}

.nav__links {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  font-size: 0.9rem;
  color: var(--text-secondary);
}

.nav__links a:hover {
  color: var(--accent-text);
}

.nav__controls {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.accent-swatches {
  display: flex;
  gap: 6px;
}

.accent-swatch {
  width: 16px;
  height: 16px;
  border-radius: var(--radius-pill);
  border: 1.5px solid transparent;
  padding: 0;
}

.accent-swatch[data-swatch="purple"] { background: #534AB7; }
.accent-swatch[data-swatch="teal"] { background: #1D9E75; }
.accent-swatch[data-swatch="rose"] { background: #D4537E; }
.accent-swatch[data-swatch="amber"] { background: #B45309; }
.accent-swatch[data-swatch="blue"] { background: #2563EB; }
.accent-swatch[data-swatch="green"] { background: #4D7C0F; }

.accent-swatch[aria-pressed="true"] {
  border-color: var(--text-primary);
}

.mode-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: var(--radius-pill);
  border: 0.5px solid var(--border-secondary);
  font-size: 0.85rem;
}

.mode-toggle:hover {
  background: var(--accent-100);
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 24px;
  border-radius: var(--radius-pill);
  background: var(--accent-600);
  color: var(--accent-on-600);
  font-size: 0.95rem;
  font-weight: 500;
  transition: transform 0.15s ease;
}

.button:hover {
  transform: scale(1.02);
}

.button:active {
  transform: scale(0.98);
}

.nav__links a:focus-visible,
.mode-toggle:focus-visible,
.accent-swatch:focus-visible,
.button:focus-visible {
  outline: 2px solid var(--accent-600);
  outline-offset: 2px;
}

.legal {
  max-width: 720px;
  margin: 0 auto;
  padding: var(--space-xl2) var(--space-lg) var(--space-xl2);
}

.legal__updated {
  color: var(--text-tertiary);
  font-size: 0.85rem;
  margin-bottom: var(--space-xl);
}

.legal h2 {
  font-size: 1.4rem;
  margin-top: var(--space-xl2);
  margin-bottom: var(--space-md);
}

.legal h2:first-of-type {
  margin-top: var(--space-lg);
}

.legal p {
  margin-bottom: var(--space-md);
}

.legal ul {
  margin: 0 0 var(--space-md) var(--space-lg);
  color: var(--text-secondary);
  line-height: 1.7;
}

.legal li {
  margin-bottom: var(--space-sm);
}

.legal strong {
  color: var(--text-primary);
}

.legal a {
  color: var(--accent-text);
  text-decoration: underline;
}

.legal table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: var(--space-md);
  font-size: 0.9rem;
}

.legal th,
.legal td {
  text-align: left;
  padding: var(--space-sm) var(--space-md) var(--space-sm) 0;
  border-bottom: 0.5px solid var(--border-tertiary);
  vertical-align: top;
}

.legal th {
  color: var(--text-tertiary);
  font-weight: 500;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.02em;
}

.legal-note {
  background: var(--bg-tertiary);
  border: 0.5px solid var(--border-tertiary);
  border-radius: var(--radius-md);
  padding: var(--space-md);
  font-size: 0.9rem;
  color: var(--text-secondary);
  margin-bottom: var(--space-xl);
}

.nav__dropdown {
  position: relative;
  display: flex;
  align-items: center;
}

.nav__dropdown summary {
  cursor: pointer;
  list-style: none;
  color: var(--text-secondary);
  font-size: 0.9rem;
}

.nav__dropdown summary::-webkit-details-marker {
  display: none;
}

.nav__dropdown summary:hover,
.nav__dropdown[open] summary {
  color: var(--accent-text);
}

.nav__dropdown-menu {
  position: absolute;
  top: calc(100% + 8px);
  left: 0;
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-width: 180px;
  padding: 8px;
  border-radius: var(--radius-md);
  background: var(--bg-primary);
  border: 0.5px solid var(--border-secondary);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
}

.nav__dropdown-menu a {
  padding: 8px 10px;
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  color: var(--text-secondary);
}

.nav__dropdown-menu a:hover,
.nav__dropdown-menu a:focus-visible {
  background: var(--accent-100);
  color: var(--accent-text);
}

@media (max-width: 640px) {
  .nav {
    flex-wrap: wrap;
    row-gap: var(--space-sm);
  }

  .nav__links {
    flex: 1 1 100%;
    order: 3;
  }

  .nav__controls {
    order: 2;
  }
}