@media (max-width: 768px) {
  /* ===== Header styles ===== */

  header {
    background-color: var(--bg-dark);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 9999;
    height: var(--header-height);
    display: flex;
    align-items: center;
    transition:
      background-color 0.3s ease,
      box-shadow 0.3s ease;
    -webkit-transition:
      background-color 0.3s ease,
      box-shadow 0.3s ease;
    -moz-transition:
      background-color 0.3s ease,
      box-shadow 0.3s ease;
    -ms-transition:
      background-color 0.3s ease,
      box-shadow 0.3s ease;
    -o-transition:
      background-color 0.3s ease,
      box-shadow 0.3s ease;
  }

  .footer-col h4::after {
    left: 40%;
    height: 0.85vw;
    bottom: -2px;
    border-radius: 500rem;
    transform: translateX(-50%);
  }
  header.scrolled {
    background-color: rgba(62, 39, 35, 0.95);

    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
  }

  .header-content {
    display: flex;

    align-items: center;

    justify-content: space-between;

    height: 100%;

    width: 100%;
  }

  .logo {
    display: flex;

    align-items: center;

    color: #ffffff;

    text-decoration: none;

    flex-shrink: 0;
  }

  .logo img {
    height: 28px;
  }

  /* ===== PC 导航 ===== */

  .nav-menu {
    display: flex;

    align-items: center;
  }

  .nav-links {
    display: flex;

    list-style: none;

    align-items: center;

    margin-right: 0;
  }

  .nav-links li {
    margin-left: 0;
  }

  .nav-links li a {
    color: #ffffff;

    text-decoration: none;

    font-size: 14px;

    padding: 8px 15px;

    border-radius: 6px;

    transition: all 0.3s ease;

    font-weight: 400;

    white-space: nowrap;
  }

  /* ===== 咨询热线 ===== */

  .hotline {
    color: #ffffff;

    font-size: 14px;

    display: flex;

    align-items: center;

    font-weight: 500;

    flex-shrink: 0;
  }

  .hotline img {
    height: 14px;

    margin-right: 6px;
  }

  .hotline .hotline-number {
    color: var(--gold);

    font-size: 16px;

    font-weight: 600;
  }

  /* ===== 移动端菜单按钮 ===== */

  .mobile-menu-btn {
    display: none;

    flex-direction: column;

    gap: 5px;

    padding: 8px;

    background: none;

    border: none;

    cursor: pointer;

    flex-shrink: 0;
  }

  .mobile-menu-btn span {
    display: block;

    width: 22px;

    height: 2px;

    background: #fff;

    transition: all 0.3s ease;

    border-radius: 2px;
  }

  .mobile-menu-btn.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
  }

  .mobile-menu-btn.active span:nth-child(2) {
    opacity: 0;
  }

  .mobile-menu-btn.active span:nth-child(3) {
    transform: rotate(-45deg) translate(6px, -5px);
  }

  /* ===== 移动端抽屉遮罩 ===== */

  .mobile-nav-overlay {
    display: none;

    position: fixed;

    inset: 0;

    background: rgba(0, 0, 0, 0.5);

    z-index: 10000;

    justify-content: flex-start;

    align-items: stretch;
  }

  .mobile-nav-overlay.open {
    display: flex;
  }

  /* ===== 移动端抽屉 ===== */

  .mobile-nav-drawer {
    width: 75%;

    max-width: calc(100vw - 30%);

    height: 100%;

    background: #fff;

    display: flex;

    flex-direction: column;

    box-shadow: 5px 0 15px rgba(0, 0, 0, 0.1);

    animation: slideRight 0.3s ease-out;

    box-sizing: border-box;
  }

  .drawer-header {
    padding: 20px;

    display: flex;

    justify-content: space-between;

    align-items: center;

    background-color: var(--bg-dark);

    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  }

  .drawer-header .logo img {
    height: 28px;
  }

  .drawer-close-btn {
    font-size: 32px;

    color: #999;

    line-height: 1;

    background: none;

    border: none;

    cursor: pointer;
  }

  .mobile-nav-links {
    flex: 1;

    padding: 20px 0;

    overflow-y: auto;
  }

  .mobile-nav-link {
    display: block;

    padding: 16px 25px;

    font-size: 16px;

    color: #333;

    text-decoration: none;

    border-left: 3px solid transparent;

    transition: all 0.3s ease;
  }

  .mobile-nav-link:hover,
  .mobile-nav-link.active {
    color: var(--primary-color);

    background: #f5f0e8;

    border-left-color: var(--primary-color);
  }

  .mobile-hotline {
    display: flex;

    align-items: center;

    padding: 16px 25px;

    margin-top: 20px;

    border-top: 1px solid #eee;

    color: var(--text-gray);

    font-size: 14px;

    font-weight: 500;
  }

  .mobile-hotline img {
    width: 16px;

    margin-right: 10px;
  }

  /* ===== 抽屉滑入动画 ===== */

  @keyframes slideRight {
    from {
      transform: translateX(-100%);
    }

    to {
      transform: translateX(0);
    }
  }

  /* ===== Footer styles ===== */

  footer {
    /* background-color: var(--bg-dark); */

    padding: 40px 0 0 0;

    color: #ffffff;
  }

  .footer-content {
    padding-bottom: 30px;

    display: grid;

    grid-template-columns: 1fr;

    gap: 30px;

    text-align: center;
  }

  .footer-col {
    display: flex;

    flex-direction: column;

    align-items: center;
  }

  .footer-logo {
    display: flex;

    align-items: center;

    justify-content: center;

    margin-bottom: 15px;
  }

  .footer-logo img {
    height: 45px !important;

  }
.zhanshi{
  font-size: 2.6vw !important;
}
  .footer-logo-text {
    font-size: 16px;

    font-weight: 500;

    color: #fff;

    text-align: center;
  }

  .footer-logo-text p {
    color: #000;

    font-size: 13px;

    line-height: 1.8;

    text-align: center;
  }

  .footer-col h4 {
    font-size: 15px;

    color: #000;

    font-weight: 500;

    margin-bottom: 10px;
  }

  .footer-col .quick-nav {
    list-style: none;

    padding: 0;

    text-align: center;
  }

  .footer-col .quick-nav li {
    margin-bottom: 8px;
  }

  .footer-col .quick-nav li a {
    color: #000;

    text-decoration: none;

    font-size: 13px;

    transition: all 0.3s ease;
  }

  .footer-col p {
    font-size: 13px;

    color: #000;

    line-height: 1.8;

    text-align: center;
  }

  .footer-col .contact-info {
    font-size: 13px;

    color: #000;

    line-height: 1.8;

    text-align: center;
  }

  .footer-col .contact-info strong {
    color: var(--gold);

    font-size: 16px;

    font-weight: 600;
  }

  .dibucaid {
    display: flex;

    flex-direction: column;

    align-items: center;
  }

  .dibucaid .qrcode {
    width: 100px;

    height: 100px;

    border-radius: 6px;

    margin-bottom: 10px;
  }

  .dibucaid p {
    color: #000;

    font-size: 13px;

    text-align: center;
  }

  .copyright {
    text-align: center;

    padding: 10px 15px;

    border-top: 1px solid rgba(255, 255, 255, 0.1);

    color: #000;

    font-size: 11px;

    line-height: 1.5;
  }

  /* ===== 移动端特定 ===== */

  @media (max-width: 900px) {
    .nav-menu,
    .header-content .hotline {
      display: none;
    }

    .mobile-menu-btn {
      display: flex;
    }
  }

  /* ===== 分页移动端加载更多(方案C) ===== */

  .pagination {
    display: none !important;
  }

  .load-more-btn {
    display: block;
    width: 100%;
    max-width: 320px;
    height: 44px;
    margin: 20px auto 0;
    border: 1px solid var(--primary-color, #e6b31e);
    border-radius: 22px;
    background-color: #fff;
    color: var(--primary-color, #e6b31e);
    font-size: 15px;
    line-height: 1;
    cursor: pointer;
    transition: all 0.3s ease;
  }

  .load-more-btn:hover {
    background-color: var(--primary-color, #e6b31e);
    color: #fff;
  }

  .load-more-btn:disabled {
    cursor: default;
    opacity: 0.6;
  }

  .load-more-btn.is-finished {
    border-color: #e0e0e0;
    color: #999;
    background-color: #f7f7f7;
  }
}