.houli-auto {
  max-width: 1100px;
  margin: 0 auto;
  color: #243447;
  font-family: Arial, Helvetica, sans-serif;
  font-size: 16px;
  line-height: 1.75;
  overflow-wrap: anywhere;
}
.houli-auto * { box-sizing: border-box; }
.houli-auto h2 {
  margin: 0 0 14px;
  color: #123958;
  font-size: 28px;
  line-height: 1.35;
}
.houli-auto h3 {
  margin: 0 0 8px;
  color: #123958;
  font-size: 19px;
  line-height: 1.45;
}
.houli-auto p { margin: 0 0 14px; }
.houli-auto .ha-intro {
  padding: 26px;
  background: #f2f7fb;
  border-left: 4px solid #17649c;
  border-radius: 8px;
}
.houli-auto .ha-section { margin-top: 28px; }
.houli-auto .ha-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}
.houli-auto .ha-card {
  padding: 20px;
  background: #ffffff;
  border: 1px solid #dce5ed;
  border-radius: 8px;
}
.houli-auto .ha-card p { margin: 0; }
.houli-auto ul { margin: 10px 0 0; padding-left: 22px; }
.houli-auto li { margin-bottom: 8px; }
.houli-auto .ha-contact {
  margin-top: 28px;
  padding: 26px;
  background: #123958;
  color: #ffffff;
  border-radius: 8px;
}
.houli-auto .ha-contact h2 { color: #ffffff; }
.houli-auto .ha-button {
  display: inline-block;
  max-width: 100%;
  margin-top: 4px;
  padding: 12px 20px;
  background: #ffffff;
  color: #123958;
  border-radius: 6px;
  font-weight: bold;
  text-decoration: none;
  text-align: center;
}
.houli-auto .ha-button:focus-visible {
  outline: 3px solid #8bc9ff;
  outline-offset: 3px;
}
.houli-auto .ha-company {
  margin: 16px 0 0;
  font-size: 13px;
  color: #dce8f2;
}
@media (max-width: 640px) {
  .houli-auto .ha-grid { grid-template-columns: 1fr; }
  .houli-auto .ha-intro,
  .houli-auto .ha-contact { padding: 20px; }
  .houli-auto h2 { font-size: 23px; }
}