.domain-setup {
  max-width: 860px;
  margin-bottom: 2.5rem;
}

.domain-setup-heading {
  font-size: var(--text-lg);
  font-weight: var(--weight-semibold);
  color: var(--color-text);
  margin-bottom: .4rem;
}

.domain-setup-intro {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: var(--leading-relaxed);
  max-width: 600px;
  margin-bottom: 1.75rem;
}

/* Setup option cards */
.setup-options {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
  margin-bottom: 1.75rem;
}

@media (max-width: 640px) {
  .setup-options { grid-template-columns: 1fr; }
}

.setup-option {
  background: var(--color-surface);
  border: 1.5px solid var(--navy);
  border-radius: 10px;
  padding: 1.5rem;
}

.setup-option.alt { border-color: var(--color-border); }

.setup-option-header {
  display: flex;
  align-items: flex-start;
  gap: .85rem;
  margin-bottom: .9rem;
}

.setup-option-icon {
  width: 38px;
  height: 38px;
  background: var(--navy-light);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--navy);
  flex-shrink: 0;
}

.setup-option.alt .setup-option-icon {
  background: var(--color-bg);
  color: var(--slate-500);
}

.setup-option-title {
  font-size: var(--text-md);
  font-weight: var(--weight-semibold);
  color: var(--color-text);
  line-height: 1.2;
  margin-bottom: .15rem;
}

.setup-option-subtitle {
  font-size: .72rem;
  color: var(--color-text-muted);
  font-weight: var(--weight-medium);
}

.setup-option-desc {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: var(--leading-relaxed);
  margin-bottom: 1.1rem;
}

/* NS record instructions */
.setup-instructions {
  background: var(--color-bg);
  border-radius: 7px;
  padding: 1rem 1.1rem;
}

.setup-instructions.standalone {
  max-width: 420px;
  border-radius: 8px;
  padding: 1.1rem 1.25rem;
}

.setup-instructions-label {
  font-size: .72rem;
  font-weight: var(--weight-bold);
  text-transform: uppercase;
  letter-spacing: .06em;
  color: var(--color-text-muted);
  margin-bottom: .65rem;
}

.ns-record-list {
  display: flex;
  flex-direction: column;
  gap: .3rem;
  margin-bottom: .75rem;
}

.ns-record {
  display: flex;
  align-items: center;
  gap: .6rem;
}

.ns-record code {
  font-family: var(--font-mono);
  font-size: .82rem;
  color: var(--navy-dark);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 4px;
  padding: .25rem .55rem;
  display: block;
  width: 100%;
}

.setup-instructions-note {
  font-size: .72rem;
  color: var(--color-text-muted);
  line-height: var(--leading-relaxed);
}

/* DNS delegation preview */
.dns-preview {
  border: 1px solid var(--color-border);
  border-radius: 6px;
  overflow: hidden;
  margin-bottom: .75rem;
  background: var(--color-surface);
}

.dns-preview-row {
  display: flex;
  align-items: center;
  padding: .35rem .7rem;
  border-bottom: 1px solid var(--color-border-subtle);
  gap: 1rem;
}

.dns-preview-row:last-child { border-bottom: none; }

.dns-preview-key {
  font-size: .68rem;
  font-weight: var(--weight-bold);
  text-transform: uppercase;
  letter-spacing: .06em;
  color: var(--color-text-faint);
  width: 48px;
  flex-shrink: 0;
}

.dns-preview-val {
  font-family: var(--font-mono);
  font-size: .78rem;
  color: var(--slate-600);
}

.domain-mode-switch-note {
  font-size: var(--text-sm);
  color: #78350f;
  line-height: var(--leading-relaxed);
  margin-top: 1.25rem;
  margin-bottom: .6rem;
  max-width: 560px;
}

.domain-mode-switch {
  margin-top: 0;
}

.domain-setup-warn {
  background: var(--amber-light);
  border: 1px solid var(--amber-border);
  border-left: 3px solid var(--amber);
  border-radius: 10px;
  padding: 1.25rem 1.5rem;
}

.domain-setup-warn .domain-setup-heading {
  color: #7c2d12;
}

.domain-setup-warn .domain-setup-intro {
  color: #78350f;
  margin-bottom: 1.25rem;
}

.domain-setup-warn-header {
  display: flex;
  align-items: center;
  gap: .55rem;
  color: #b45309;
  margin-bottom: .35rem;
}

.domain-setup-warn-header svg {
  flex-shrink: 0;
}

.domain-setup-warn .setup-instructions {
  background: #fffbeb;
  border: 1px solid var(--amber-border);
}

.domain-setup-warn .domain-mode-switch {
  margin-top: 1.1rem;
}