/* ── Multi-Platform Checkboxes ── */
.channel-check {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 6px 12px;
  border-radius: 20px;
  border: 1px solid var(--border);
  font-size: 11px;
  font-weight: 600;
  cursor: pointer;
  user-select: none;
  background: var(--surface);
  transition: all 0.2s;
  color: var(--near-black);
}
.channel-check:hover {
  background: #f3f4f6;
}
.channel-check:has(input:checked) {
  background: #791ADB15;
  border-color: #791ADB;
  color: #791ADB;
}
.channel-check input {
  display: none;
}

/* ── Live Preview Tabs ── */
.preview-tab {
  padding: 4px 10px;
  font-size: 10px;
  font-weight: 700;
  border-radius: 4px;
  background: var(--surface);
  color: var(--secondary);
  border: 1px solid var(--border);
  cursor: pointer;
  transition: all 0.2s;
  text-transform: uppercase;
}
.preview-tab.active {
  background: #791ADB;
  color: #fff;
  border-color: #791ADB;
}