*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
  font-size: 14px;
  color: #1a1a2e;
  background: #f5f6fa;
  padding: 20px;
  max-width: 900px;
  margin: 0 auto;
}

header { margin-bottom: 20px; }
h1 { font-size: 20px; font-weight: 600; margin-bottom: 6px; }
.subtitle { color: #636e72; font-size: 13px; }

.loading, .empty {
  text-align: center;
  padding: 40px;
  color: #999;
}

.groups { display: flex; flex-direction: column; gap: 16px; }

.group {
  background: #fff;
  border-radius: 6px;
  padding: 16px;
  box-shadow: 0 1px 3px rgba(0,0,0,0.08);
}

.group-title {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 10px;
  color: #0984e3;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.warn {
  background: #fff3cd;
  color: #856404;
  padding: 8px 12px;
  border-radius: 4px;
  font-size: 12px;
  margin-bottom: 10px;
}

.domain-list {
  list-style: none;
  margin-bottom: 12px;
}
.domain {
  padding: 6px 0;
  border-bottom: 1px solid #f0f0f5;
}
.domain:last-child { border-bottom: none; }
.domain label { cursor: pointer; }
.domain.source {
  color: #00b894;
  font-weight: 600;
}
.badge-source {
  display: inline-block;
  background: #00b894;
  color: #fff;
  font-size: 10px;
  padding: 1px 6px;
  border-radius: 8px;
  margin-left: 6px;
  vertical-align: middle;
}

.group-actions { display: flex; gap: 8px; margin-top: 8px; }

.btn {
  padding: 6px 14px;
  border: 1px solid #dcdde1;
  border-radius: 4px;
  background: #fff;
  font-size: 13px;
  cursor: pointer;
}
.btn-primary { background: #0984e3; color: #fff; border-color: #0984e3; }
.btn-primary:hover { background: #0773c5; }
.btn-secondary { background: #dfe6e9; border-color: #b2bec3; }
.btn-secondary:hover { background: #b2bec3; }

.result { margin-top: 8px; font-size: 13px; }
.ok { color: #00b894; }
.err { color: #d63031; }

.toast {
  display: inline-block;
  margin-left: 12px;
  padding: 4px 12px;
  border-radius: 3px;
  font-size: 13px;
  color: #fff;
  transition: opacity 0.25s;
}
.toast.success { background: #00b894; }
.toast.error { background: #d63031; }
.toast.hidden { opacity: 0; pointer-events: none; }