/* 联系我们 */
.contact-hero {
  position: relative;
  height: 420px;
  overflow: hidden;
  background: #1a1f18;
}

.contact-hero img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 60%;
}

.promise-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  margin-top: 28px;
}

.promise-card {
  background: #fff;
  padding: 22px 20px;
  min-height: 120px;
}

.promise-card .ico {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--green-soft);
  color: var(--green);
  display: grid;
  place-items: center;
  font-size: 13px;
  margin-bottom: 12px;
}

.promise-card h3 {
  font-size: 15px;
  font-weight: 600;
  margin-bottom: 8px;
}

.promise-card p {
  font-size: 13px;
  color: var(--muted);
  line-height: 1.8;
}

.contact-split {
  display: grid;
  grid-template-columns: 0.92fr 1.08fr;
  gap: 24px;
}

.office-card,
.consult-card {
  background: #fff;
  padding: 28px 24px 24px;
}

.office-card .chip {
  font-size: 12px;
  color: var(--muted-2);
  margin-bottom: 8px;
}

.office-card h3 {
  font-size: 22px;
  font-weight: 600;
  margin-bottom: 16px;
}

.office-card .phone {
  font-family: var(--serif);
  font-size: 28px;
  color: var(--green);
  font-weight: 600;
  margin-bottom: 16px;
}

.office-card .phone a {
  color: inherit;
}

.office-card p {
  font-size: 13px;
  color: var(--muted);
  line-height: 1.85;
  margin-bottom: 8px;
}

.office-card p a {
  color: var(--green);
}

.office-map {
  margin-top: 18px;
  height: 220px;
  overflow: hidden;
  background: #efe8dc;
}

.office-map img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.consult-card h3 {
  font-size: 22px;
  font-weight: 600;
  margin-bottom: 8px;
}

.consult-card .hint {
  font-size: 13px;
  color: var(--muted);
  margin-bottom: 22px;
}

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.form-grid label {
  display: block;
  font-size: 12px;
  color: var(--muted-2);
  margin-bottom: 6px;
}

.form-grid input,
.form-grid select,
.form-grid textarea {
  width: 100%;
  height: 42px;
  border: 1px solid #ddd6c8;
  background: #faf7f1;
  padding: 0 12px;
  font-size: 13px;
  outline: none;
}

.form-grid textarea {
  height: 88px;
  padding: 10px 12px;
  resize: vertical;
  grid-column: 1 / -1;
}

.form-grid .span2 {
  grid-column: 1 / -1;
}

.form-grid input:focus,
.form-grid select:focus,
.form-grid textarea:focus {
  border-color: var(--green);
}

.consult-submit {
  margin-top: 16px;
  width: 100%;
  height: 48px;
  border: 0;
  background: var(--green);
  color: #fff;
  letter-spacing: 0.08em;
  cursor: pointer;
}

.consult-submit:hover {
  background: var(--green-2);
}

.faq-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.faq-item {
  background: #fff;
  overflow: hidden;
}

.faq-item button {
  width: 100%;
  text-align: left;
  border: 0;
  background: #fff;
  padding: 16px 18px;
  display: flex;
  align-items: center;
  gap: 12px;
  cursor: pointer;
  font-size: 14px;
}

.faq-item button .dot {
  width: 8px;
  height: 8px;
  background: var(--green);
  flex-shrink: 0;
}

.faq-item button .arr {
  margin-left: auto;
  color: var(--muted-2);
}

.faq-item .ans {
  display: none;
  padding: 0 18px 16px 38px;
  font-size: 13px;
  color: var(--muted);
  line-height: 1.85;
}

.faq-item.is-on .ans {
  display: block;
}

.faq-item.is-on button .arr {
  transform: rotate(180deg);
}

@media (max-width: 1100px) {
  .promise-row,
  .contact-split,
  .form-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 860px) {
  .contact-hero {
    height: 240px;
  }

  .office-card .phone {
    font-size: 22px;
  }
}