/* 获取方案页：仅在窄屏显示自定义下拉与项目表单。 */
body[data-page="contact"] .mobile-select-trigger { display: none; }

@media (max-width: 820px) {
  /* 手机端仅保留项目表单与页脚。 */
  body[data-page="contact"] main > :not(#form) { display: none !important; }

  body[data-page="contact"] .main-nav,
  body[data-page="contact"] .header-inner .button-small { display: none !important; }
  body[data-page="contact"] .nav-toggle { display: inline-flex !important; margin-left: auto; }

  body[data-page="contact"] #form { padding: 26px 0 34px; }
  body[data-page="contact"] #form .container.form-panel {
    width: calc(100% - 36px);
    min-height: 0;
    border-radius: 8px;
  }
  body[data-page="contact"] #form .form-panel-copy { padding: 26px 22px 24px; }
  body[data-page="contact"] #form .form-panel-copy .card-label {
    margin-bottom: 12px;
    padding: 6px 11px;
    font-size: 13px;
  }
  body[data-page="contact"] #form .form-panel-copy h2 {
    margin-bottom: 10px;
    font-size: 25px;
    line-height: 1.35;
  }
  body[data-page="contact"] #form .form-panel-copy > p { font-size: 14px; line-height: 1.7; }
  body[data-page="contact"] #form .form-panel-copy ul { margin-top: 17px; }
  body[data-page="contact"] #form .form-panel-copy ul { display: none; }
  body[data-page="contact"] #form .form-panel-copy li {
    padding: 8px 0 8px 18px;
    font-size: 13px;
    line-height: 1.5;
  }
  body[data-page="contact"] #form .form-panel-copy li::before {
    top: 15px;
    width: 6px;
    height: 6px;
  }

  body[data-page="contact"] #form .contact-form {
    grid-template-columns: minmax(0, 1fr);
    gap: 14px;
    padding: 24px 22px 26px;
  }
  body[data-page="contact"] #form .contact-form > * { grid-column: 1; }
  body[data-page="contact"] #form .form-intro { padding-bottom: 1px; font-size: 15px; }
  body[data-page="contact"] #form .form-intro small { font-size: 11px; }
  body[data-page="contact"] #form .contact-form label,
  body[data-page="contact"] #form .contact-form .form-field { gap: 6px; }
  body[data-page="contact"] #form .contact-form label > span,
  body[data-page="contact"] #form .contact-form .form-label { font-size: 13px; }
  body[data-page="contact"] #form .contact-form label > span i { font-size: 11px; }
  body[data-page="contact"] #form .contact-form label small { font-size: 11px; }
  body[data-page="contact"] #form .contact-form input,
  body[data-page="contact"] #form .contact-form select,
  body[data-page="contact"] #form .region-picker .region-field {
    min-height: 46px;
    height: 46px;
    font-size: 14px;
  }
  body[data-page="contact"] #form .contact-form input,
  body[data-page="contact"] #form .contact-form select { padding-right: 13px; padding-left: 13px; }
  body[data-page="contact"] #form .contact-form select { padding-right: 40px; background-position: right 14px center; }
  body[data-page="contact"] #form .region-picker .region-field { padding: 12px 13px; }
  body[data-page="contact"] #form .contact-form textarea {
    height: 90px;
    padding: 12px 13px;
    font-size: 14px;
  }
  body[data-page="contact"] #form .contact-form .button { min-height: 48px; font-size: 15px; }

  body[data-page="contact"] #form select[data-mobile-select] { display: none; }
  body[data-page="contact"] .mobile-select-trigger {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
    width: 100%;
    min-height: 46px;
    padding: 0 13px;
    border: 1px solid rgba(255, 255, 255, .22);
    border-radius: 6px;
    color: #8ea2ba;
    background: #f6f8fb;
    font: inherit;
    font-size: 14px;
    line-height: 1.2;
    text-align: left;
  }
  body[data-page="contact"] .mobile-select-trigger.has-value { color: #253b53; }
  body[data-page="contact"] .mobile-select-trigger.is-open { border-color: #d52822; box-shadow: 0 0 0 3px rgba(213, 40, 34, .08); }
  body[data-page="contact"] .mobile-select-trigger::after {
    width: 16px;
    height: 16px;
    flex: 0 0 auto;
    content: "";
    background: url("../images/icons/lucide/chevron-down.svg") center / 16px 16px no-repeat;
  }
  .mobile-select-panel {
    position: fixed;
    z-index: 9999;
    width: min(100% - 32px, 420px);
    max-height: min(320px, calc(100vh - 24px));
    overflow-y: auto;
    border: 1px solid #dce3eb;
    border-radius: 8px;
    background: #fff;
    box-shadow: 0 14px 36px rgba(16, 36, 63, .18);
  }
  .mobile-select-panel[hidden] { display: none; }
  .mobile-select-option {
    display: block;
    width: 100%;
    padding: 12px 14px;
    border: 0;
    border-bottom: 1px solid #edf1f5;
    color: #27364a;
    background: #fff;
    font: inherit;
    font-size: 14px;
    line-height: 1.45;
    text-align: left;
  }
  .mobile-select-option:last-child { border-bottom: 0; }
  .mobile-select-option.is-selected { color: #d52822; background: #fdecea; font-weight: 600; }
}