/* Responsive layer for furniture PC template */
html { -webkit-text-size-adjust: 100%; }
img { max-width: 100%; height: auto; }
body { overflow-x: hidden; }

.nav-toggle,
.nav-mask { display: none; }

/* PC：保证横向导航始终在顶栏可见（防止误挂到 body） */
@media (min-width: 992px) {
  body > .menu,
  .header .menu {
    position: static !important;
    transform: none !important;
    width: 680px !important;
    height: auto !important;
    min-height: 0 !important;
    float: right !important;
    display: block !important;
    padding: 0 !important;
    margin: 0 !important;
    background: transparent !important;
    box-shadow: none !important;
    overflow: visible !important;
    z-index: auto !important;
    top: auto !important;
    right: auto !important;
    bottom: auto !important;
    left: auto !important;
  }
  body > .menu ul,
  .header .menu ul {
    display: block !important;
  }
  body > .menu li,
  .header .menu li {
    float: left !important;
    display: list-item !important;
    border-bottom: 0 !important;
  }
  body.nav-open { overflow: visible !important; }
}

@media (max-width: 991px) {
  html, body {
    margin: 0 !important;
    padding: 0 !important;
  }
  body.nav-open { overflow: hidden; }

  /* 固定顶栏贴顶；内页白底，避免顶部留白带 */
  body {
    padding-top: 56px !important;
  }
  body:has(#banner),
  body.has-banner {
    padding-top: 0 !important;
  }
  /* 首页轮播贴顶，去掉任何顶缝 */
  body.has-banner .index-bd,
  body.has-banner #banner,
  body:has(#banner) .index-bd,
  body:has(#banner) #banner {
    margin-top: 0 !important;
    padding-top: 0 !important;
  }
  body.has-banner .header,
  body:has(#banner) .header {
    height: 56px !important;
    max-height: 56px !important;
  }
  body.has-banner .header .logo,
  body:has(#banner) .header .logo {
    padding-top: 0 !important;
  }

  .header {
    position: fixed !important;
    top: 0 !important;
    left: 0 !important;
    right: 0 !important;
    height: 56px !important;
    max-height: 56px !important;
    padding: 0 14px !important;
    margin: 0 !important;
    min-width: 0 !important;
    width: 100% !important;
    box-sizing: border-box;
    background: #fff !important;
    border-bottom: 1px solid rgba(0, 0, 0, 0.06) !important;
    box-shadow: 0 1px 4px rgba(0, 0, 0, 0.06) !important;
    display: flex !important;
    align-items: center;
    justify-content: space-between;
    z-index: 100055;
  }
  /* 首页全屏轮播：顶栏透明叠加 */
  body:has(#banner) .header,
  body.has-banner .header {
    background: transparent !important;
    border-bottom: none !important;
    box-shadow: none !important;
  }
  /* 展开时顶栏收缩到左侧，避免盖住右侧黑底；关闭按钮固定在右上角 */
  body.nav-open .header {
    background: transparent !important;
    box-shadow: none !important;
    width: calc(100% - min(78vw, 300px)) !important;
    right: auto !important;
    left: 0 !important;
    overflow: visible !important;
  }
  body.nav-open .nav-toggle {
    position: fixed !important;
    top: 7px !important;
    right: 14px !important;
    left: auto !important;
    z-index: 100060 !important;
  }

  .header .logo {
    float: none !important;
    width: auto !important;
    padding: 0 !important;
    margin: 0 !important;
    flex: 0 0 auto;
  }
  .header .logo img {
    max-height: 34px !important;
    width: auto !important;
    display: block;
  }

  .nav-toggle {
    display: inline-flex !important;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 42px;
    height: 42px;
    padding: 10px 9px;
    margin: 0;
    border: 1px solid rgba(0, 0, 0, 0.12);
    border-radius: 6px;
    background: #f5f5f5;
    cursor: pointer;
    z-index: 100060 !important;
    box-sizing: border-box;
    position: relative;
    -webkit-tap-highlight-color: transparent;
    touch-action: manipulation;
  }
  body:has(#banner) .nav-toggle,
  body.has-banner .nav-toggle {
    border: 1px solid rgba(255, 255, 255, 0.75);
    background: rgba(0, 0, 0, 0.45);
  }
  .nav-toggle span {
    display: block;
    height: 2px;
    width: 100%;
    background: #333;
    border-radius: 1px;
    box-shadow: none;
    transition: transform .25s ease, opacity .2s ease;
  }
  body:has(#banner) .nav-toggle span,
  body.has-banner .nav-toggle span {
    background: #fff;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.5);
  }
  .nav-toggle.is-open span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
  }
  .nav-toggle.is-open span:nth-child(2) { opacity: 0; }
  .nav-toggle.is-open span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
  }

  .nav-mask {
    display: block !important;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.45);
    z-index: 100040 !important;
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: opacity .25s ease, visibility .25s ease;
  }
  body.nav-open .nav-mask {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
  }

  /* 覆盖 common.css；菜单挂到 body 后黑底从屏幕顶铺满 */
  .header .menu,
  body > .menu,
  .menu {
    display: block !important;
    float: none !important;
    visibility: visible !important;
    opacity: 1 !important;
    position: fixed !important;
    top: 0 !important;
    right: 0 !important;
    left: auto !important;
    bottom: 0 !important;
    width: min(78vw, 300px) !important;
    height: auto !important;
    min-height: 100vh !important;
    min-height: 100dvh !important;
    margin: 0 !important;
    padding: 72px 0 28px !important;
    background: #111 !important;
    overflow-y: auto !important;
    -webkit-overflow-scrolling: touch;
    transform: translateX(105%);
    transition: transform .28s ease;
    z-index: 100050 !important;
    box-shadow: -8px 0 24px rgba(0, 0, 0, 0.35);
    pointer-events: auto !important;
  }
  body.nav-open .header .menu,
  body.nav-open > .menu,
  body.nav-open .menu {
    transform: translateX(0);
  }
  .header .menu ul,
  body > .menu ul,
  .menu ul {
    display: block !important;
    padding: 0;
    margin: 0;
    white-space: normal;
  }
  .header .menu li,
  body > .menu li,
  .menu li {
    float: none !important;
    display: block !important;
    padding: 0 !important;
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  }
  .header .menu li a,
  body > .menu li a,
  .menu li a {
    float: none !important;
    display: block !important;
    color: #fff !important;
    font-size: 15px !important;
    line-height: 48px !important;
    margin: 0 !important;
    padding: 0 20px !important;
    border: 0 !important;
  }
  .header .menu li a:hover,
  .header .menu li a:active,
  body > .menu li a:hover,
  body > .menu li a:active,
  .menu li a:hover,
  .menu li a:active {
    color: #ff8a3d !important;
    background: rgba(255, 255, 255, 0.04);
  }

  .index-bd,
  #banner,
  .info,
  .about_con,
  .main_con,
  .homefl,
  .serviceIbox,
  .footer,
  .solution,
  .posr {
    min-width: 0 !important;
    width: 100% !important;
    max-width: 100% !important;
  }

  .index-bd {
    height: auto !important;
    min-height: 0 !important;
  }

  #banner,
  #banner .slick-list,
  #banner .slick-track,
  #banner .item,
  #banner .bg,
  #banner .table-box {
    /* 移动端轮播：全屏铺满（图三/图四效果） */
    height: 100vh !important;
    min-height: 100vh !important;
  }

  #banner .item {
    background-size: cover !important;
    background-position: center center !important;
    background-repeat: no-repeat !important;
    background-color: transparent !important;
  }
  /* 橙椅放大主体；绿椅保持图一 */
  #banner .slick-slide[data-slick-index="0"],
  #banner .slick-slide[data-slick-index="2"] {
    background-size: cover !important;
    background-position: 32% center !important;
  }
  #banner .slick-slide[data-slick-index="1"],
  #banner .slick-slide[data-slick-index="-1"] {
    background-size: cover !important;
    background-position: 70% 70% !important;
  }

  /* WOW 在移动端常不触发，导致整段 visibility:hidden 变空白 */
  .wow {
    visibility: visible !important;
    opacity: 1 !important;
    transform: none !important;
    -webkit-animation: none !important;
    animation: none !important;
  }
  #banner .item::before { display: none !important; content: none !important; }
  #banner .table-box,
  #banner .con {
    position: relative;
    z-index: 2;
  }
  #banner .t1,
  #banner .t1 h3,
  #banner .t1 h3 span,
  #banner p {
    text-shadow: 0 1px 8px rgba(0, 0, 0, 0.45);
  }

  #banner .item .con,
  #banner .table-box .con {
    padding: 70px 22px 80px !important;
    width: auto !important;
    box-sizing: border-box;
  }
  #banner .item .t1 h3,
  #banner .item .t1 h3 span {
    font-size: 26px !important;
    line-height: 1.2 !important;
    margin-bottom: 14px !important;
  }
  #banner .t1 h3:after { width: 80px !important; }
  #banner p {
    font-size: 14px !important;
    line-height: 1.55 !important;
    max-width: 100%;
    width: 100%;
    margin-left: auto;
    margin-right: auto;
    padding: 0 4px;
    box-sizing: border-box;
    word-break: break-word;
    overflow-wrap: anywhere;
  }
  #banner .slick-dots {
    display: none !important;
    visibility: hidden !important;
    height: 0 !important;
    opacity: 0 !important;
    pointer-events: none !important;
  }
  #banner .slick-prev,
  #banner .slick-next,
  #banner .slick-arrow,
  .index-bd .slick-prev,
  .index-bd .slick-next {
    display: none !important;
    width: 0 !important;
    height: 0 !important;
    opacity: 0 !important;
    pointer-events: none !important;
  }
  .arrowDown {
    bottom: 22px !important;
    z-index: 5;
  }
  .arrowDown i {
    opacity: 0.95;
    filter: drop-shadow(0 1px 3px rgba(0, 0, 0, 0.45));
  }

  /* ===== 首页 Banner 以下：移动端重排 + 动效 ===== */
  .homefl {
    padding: 28px 0 8px !important;
    overflow: visible !important;
    background: linear-gradient(180deg, #f7f5fb 0%, #f1eff9 40%, #fff 100%) !important;
  }
  .homecpsm {
    padding: 8px 22px 28px !important;
  }
  .homecpsm h1 {
    font-size: 22px !important;
    line-height: 1.35 !important;
    letter-spacing: -0.02em !important;
    color: #ff6a2e !important;
    padding-bottom: 10px !important;
  }
  .homecpsm h2 {
    font-size: 12px !important;
    letter-spacing: 0.28em !important;
    color: #8a8796 !important;
  }
  .homecpsm h2 img {
    margin-top: 8px;
    opacity: 0.85;
  }
  .homecpsm h4 {
    font-size: 13px !important;
    line-height: 1.75 !important;
    padding-top: 14px !important;
    color: #5c5868 !important;
    max-width: 34em;
    margin: 0 auto;
  }

  .solution {
    height: auto !important;
    min-height: 0 !important;
    overflow: visible !important;
    width: 100% !important;
    margin: 0 0 28px !important;
    padding: 0 14px !important;
    box-sizing: border-box;
  }
  .solution .posr {
    position: relative !important;
    height: auto !important;
    display: flex !important;
    flex-direction: column !important;
    gap: 16px !important;
    width: 100% !important;
    max-width: 100% !important;
    margin: 0 !important;
  }
  .solution .video,
  .solution .audio,
  .solution .contain {
    position: relative !important;
    left: auto !important;
    right: auto !important;
    top: auto !important;
    width: 100% !important;
    height: auto !important;
    min-height: 0 !important;
    float: none !important;
    margin: 0 !important;
    overflow: hidden !important;
    background: #1a1a20 !important;
    border-radius: 18px !important;
    box-shadow: 0 14px 36px rgba(40, 30, 60, 0.16) !important;
    transform: translateZ(0);
  }
  .solution .contain .bg {
    position: absolute !important;
    inset: 0 auto auto 0 !important;
    width: 100% !important;
    height: 210px !important;
    z-index: 0 !important;
  }
  .solution .contain .bg > div {
    position: absolute !important;
    inset: 0 !important;
    background-size: cover !important;
    background-position: center right !important;
    transform: scale(1.06);
    transition: transform .8s cubic-bezier(.22, 1, .36, 1) !important;
  }
  .solution .contain:active .bg > div,
  .solution .contain:hover .bg > div {
    transform: scale(1.14);
  }
  .solution .contain .videobg { display: none !important; }
  .solution .text {
    position: relative !important;
    top: auto !important;
    left: auto !important;
    min-height: 210px !important;
    padding: 32px 20px 22px !important;
    color: #fff !important;
    z-index: 2;
    box-sizing: border-box;
    display: flex !important;
    flex-direction: column !important;
    justify-content: flex-end !important;
  }
  .solution .text a { color: inherit !important; display: block; }
  .solution .text h1 {
    font-size: 24px !important;
    font-weight: 600 !important;
    color: #fff !important;
    white-space: normal !important;
    margin: 0 0 6px !important;
    text-shadow: 0 2px 16px rgba(0, 0, 0, 0.55);
  }
  .solution .text small {
    color: rgba(255, 255, 255, 0.92) !important;
    white-space: normal !important;
    display: block;
    font-size: 12px !important;
    line-height: 1.5 !important;
    max-width: 88%;
    text-shadow: 0 1px 8px rgba(0, 0, 0, 0.45);
  }
  .solution .contain .bg:before {
    content: '' !important;
    z-index: 2 !important;
    background:
      linear-gradient(100deg, rgba(18, 16, 28, 0.82) 0%, rgba(18, 16, 28, 0.35) 52%, rgba(18, 16, 28, 0.12) 100%),
      linear-gradient(180deg, rgba(18, 16, 28, 0.08) 0%, rgba(18, 16, 28, 0.72) 100%) !important;
  }
  .solution .btns {
    display: block !important;
    position: relative !important;
    left: auto !important;
    right: auto !important;
    top: auto !important;
    bottom: auto !important;
    width: 100% !important;
    height: auto !important;
    opacity: 1 !important;
    border: 0 !important;
    margin: 0 !important;
    padding: 0 !important;
    z-index: 3;
    background: #fff !important;
  }
  .solution .btns ul {
    display: flex !important;
    flex-wrap: nowrap !important;
    overflow-x: auto !important;
    -webkit-overflow-scrolling: touch;
    scroll-snap-type: x mandatory;
    gap: 10px !important;
    background: #fff !important;
    margin: 0 !important;
    padding: 14px 14px 16px !important;
    box-sizing: border-box;
  }
  .solution .btns ul::-webkit-scrollbar { display: none; }
  .solution .btns ul:before { display: none !important; }
  .solution .btns ul li {
    display: block !important;
    float: none !important;
    flex: 0 0 31% !important;
    width: 31% !important;
    height: auto !important;
    padding: 0 !important;
    box-sizing: border-box;
    scroll-snap-align: start;
  }
  .solution .btns ul li:before { display: none !important; }
  .solution .btns ul li a {
    display: block !important;
    padding: 12px 8px 14px !important;
    border-radius: 14px !important;
    background: #f6f4fb !important;
    text-align: center !important;
    box-shadow: 0 2px 10px rgba(40, 30, 60, 0.06);
    transition: transform .25s ease, background .25s ease, box-shadow .25s ease !important;
  }
  .solution .btns ul li a:active {
    transform: scale(0.96);
    background: #fff0e8 !important;
    box-shadow: 0 6px 16px rgba(255, 106, 46, 0.2);
  }
  .solution .btns ul li .iconfont {
    display: block;
    line-height: 1 !important;
    font-size: 0 !important;
  }
  .solution .btns ul li .iconfont img {
    width: 56px !important;
    height: 56px !important;
    object-fit: contain;
    margin: 0 auto;
    display: block;
  }
  .solution .btns ul li p {
    font-size: 12px !important;
    line-height: 1.35 !important;
    white-space: normal !important;
    margin-top: 8px !important;
    color: #3a3648 !important;
    overflow: hidden;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
  }
  .solution .btns > p,
  .solution .btns:before {
    display: none !important;
  }

  .case-showcase .case-swiper.swiper-container {
    width: 100% !important;
    padding: 6px 0 16px !important;
  }
  .almore {
    padding: 0 16px 28px !important;
  }
  .almore a {
    width: 100% !important;
    max-width: 280px !important;
    line-height: 50px !important;
    border-radius: 999px !important;
    background: linear-gradient(135deg, #ff7a3a 0%, #f0551f 100%) !important;
    box-shadow: 0 10px 24px rgba(240, 83, 31, 0.35) !important;
    font-size: 15px !important;
    letter-spacing: 0.06em;
    transition: transform .25s ease, box-shadow .25s ease !important;
    animation: m-pulse-soft 2.4s ease-in-out infinite;
  }
  .almore a:active {
    transform: translateY(2px) scale(0.98);
    box-shadow: 0 4px 12px rgba(240, 83, 31, 0.28) !important;
    animation: none;
  }

  /* 快捷入口：浅色双列卡片；min-width:0 防止网格横向溢出 */
  .serviceIbox,
  .serviceIbox.bgf5 {
    padding: 28px 16px 32px !important;
    background: #f5f5f5 !important;
    border-top: 1px solid #eee !important;
    box-sizing: border-box !important;
    max-width: 100% !important;
    overflow-x: hidden !important;
  }
  .serviceIlist {
    width: 100% !important;
    max-width: 100% !important;
    display: grid !important;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr) !important;
    gap: 12px !important;
    margin: 0 !important;
    padding: 0 !important;
    box-sizing: border-box !important;
  }
  .serviceIlist dd {
    width: auto !important;
    max-width: 100% !important;
    min-width: 0 !important;
    float: none !important;
    margin: 0 !important;
    display: block !important;
    box-sizing: border-box !important;
  }
  .serviceIlist a {
    width: 100% !important;
    max-width: 100% !important;
    height: auto !important;
    min-height: 118px !important;
    margin: 0 !important;
    border-radius: 12px !important;
    background: #fff !important;
    border: 1px solid #ebebeb !important;
    box-shadow: 0 4px 14px rgba(0, 0, 0, 0.04) !important;
    overflow: hidden !important;
    box-sizing: border-box !important;
    transition: transform .25s ease, border-color .25s ease, box-shadow .25s ease !important;
  }
  .serviceIlist a:link,
  .serviceIlist a:visited {
    color: #555 !important;
  }
  .serviceIlist a:active,
  .serviceIlist a:hover {
    transform: translateY(-1px);
    border-color: #f08300 !important;
    box-shadow: 0 8px 20px rgba(240, 131, 0, 0.12) !important;
    color: #f08300 !important;
  }
  .serviceIlist .con {
    position: relative;
    height: 100%;
    min-height: 118px;
    max-width: 100%;
    box-sizing: border-box;
  }
  .serviceIlist .txt {
    position: absolute !important;
    top: 50% !important;
    left: 0 !important;
    width: 100% !important;
    max-width: 100% !important;
    transform: translateY(-50%);
    padding: 12px 8px !important;
    box-sizing: border-box !important;
  }
  .serviceIlist .ico {
    width: 48px !important;
    height: 48px !important;
    max-width: 100%;
    background-size: 96px 192px !important;
    filter: none;
  }
  .serviceIlist .lin1 .ico,
  .serviceIlist .lin1 a:hover .ico { background-position: 0 0 !important; }
  .serviceIlist .lin2 .ico,
  .serviceIlist .lin2 a:hover .ico { background-position: 0 -48px !important; }
  .serviceIlist .lin3 .ico,
  .serviceIlist .lin3 a:hover .ico { background-position: 0 -96px !important; }
  .serviceIlist .lin4 .ico,
  .serviceIlist .lin4 a:hover .ico { background-position: 0 -144px !important; }
  .serviceIlist .name {
    color: #444 !important;
    font-size: 13px !important;
    font-weight: 500;
    display: block;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }
  .serviceIlist a .bot {
    background-color: #f08300 !important;
    width: 24px !important;
    margin: 8px auto 10px !important;
  }
  .serviceIlist .y1,
  .serviceIlist .y2 {
    display: none !important;
  }
  .serviceIcon {
    width: auto !important;
    max-width: 100% !important;
    color: #888 !important;
    font-size: 13px !important;
    line-height: 1.75 !important;
    padding: 22px 10px 4px !important;
    box-sizing: border-box !important;
  }
  /* 页脚保留黑底白字 */
  .footer {
    background: #2a2a2a !important;
    color: #ccc !important;
    border-top: none !important;
  }
  .footer a {
    color: #ccc !important;
  }
  .footer .bdsharebuttonbox a {
    opacity: 0.9;
  }

  /* 滚动入场动效 */
  .m-reveal {
    opacity: 0;
    transform: translateY(32px) scale(0.98);
    transition: opacity .7s cubic-bezier(.22, 1, .36, 1), transform .7s cubic-bezier(.22, 1, .36, 1);
    will-change: opacity, transform;
  }
  .m-reveal.is-in {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
  .m-reveal-delay-1 { transition-delay: .06s; }
  .m-reveal-delay-2 { transition-delay: .12s; }
  .m-reveal-delay-3 { transition-delay: .2s; }
  .m-reveal-delay-4 { transition-delay: .28s; }

  @keyframes m-pulse-soft {
    0%, 100% { box-shadow: 0 10px 24px rgba(240, 83, 31, 0.35); }
    50% { box-shadow: 0 12px 30px rgba(240, 83, 31, 0.5); }
  }

  .case-card:active {
    transform: scale(0.98);
  }

  /* 产品/案例列表：双列卡片，图片按比例 contain，不再固定高度挤压 */
  .sv_product_list {
    padding: 12px 10px 20px !important;
    border: none !important;
    background: transparent !important;
  }
  .sv_product_list ul,
  #btn {
    display: flex !important;
    flex-wrap: wrap !important;
    margin: 0 -6px !important;
    padding: 0 !important;
  }
  .sv_product_list li,
  .sv-product .col-md-3,
  .sv-product .col-sm-4,
  .sv-product .col-xs-6 {
    width: 50% !important;
    float: none !important;
    display: block !important;
    height: auto !important;
    min-height: 0 !important;
    padding: 6px !important;
    margin: 0 0 12px !important;
    border: none !important;
    box-sizing: border-box;
  }
  .sv_product_list li a {
    display: block !important;
    background: #fff;
    border: 1px solid #eee;
    border-radius: 8px;
    padding: 14px 10px 12px;
    text-decoration: none;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.04);
  }
  .sv_pro {
    width: 100% !important;
    height: auto !important;
    min-height: 0 !important;
    margin: 0 auto 10px !important;
    display: block !important;
    aspect-ratio: 1 / 1.15;
    background: #fafafa;
    border-radius: 4px;
    overflow: hidden;
  }
  .sv_pro > div {
    display: flex !important;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 100%;
  }
  .sv_pro img {
    width: auto !important;
    max-width: 88% !important;
    height: auto !important;
    max-height: 92% !important;
    object-fit: contain !important;
  }
  .sv_pro_tit {
    font-size: 13px !important;
    line-height: 1.4 !important;
    color: #444 !important;
    padding: 0 4px 2px;
    min-height: 2.8em;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
  }
  .sec_tit {
    margin-top: 12px !important;
    margin-bottom: 14px !important;
  }
  .cpfl {
    margin-bottom: 4px !important;
  }
  .cpfl ul {
    gap: 8px !important;
  }
  .cpfl ul li a {
    display: inline-block;
    padding: 6px 12px;
    background: #fff;
    border: 1px solid #e8e8e8;
    border-radius: 16px;
    font-size: 13px !important;
    color: #555 !important;
  }

  .main_con,
  .about_con,
  .info,
  .cs-page {
    padding-top: 0 !important;
  }

  .infodqbt {
    line-height: 180px !important;
    min-height: 180px !important;
    background-size: cover !important;
    background-position: center center !important;
  }

  .infodqbt,
  .profile_tit,
  .about_tit,
  .lxbt,
  .sec_tit {
    font-size: 24px !important;
  }

  .container,
  .container_i,
  .about_container {
    width: auto !important;
    max-width: 100% !important;
    padding-left: 16px !important;
    padding-right: 16px !important;
  }

  .addressList {
    width: 100% !important;
    max-width: 100% !important;
  }
  .addressList dd {
    width: 100% !important;
    float: none !important;
    margin-left: 0 !important;
    margin-bottom: 36px !important;
    min-height: 0 !important;
    height: auto !important;
  }
  .messageBox,
  .messForm {
    width: 100% !important;
    max-width: 100% !important;
    box-sizing: border-box;
  }
  .messForm .mtxt {
    width: 100% !important;
    float: none !important;
    margin-right: 0 !important;
    margin-bottom: 12px !important;
    box-sizing: border-box;
  }
  .messForm .mtxt3 {
    width: 100% !important;
  }

  .cpfl ul {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
  }
  .cpfl ul li {
    float: none !important;
  }

  .news_list li,
  .news-one {
    display: block !important;
  }
  .news_img,
  .news_con {
    width: 100% !important;
    float: none !important;
  }

  .toolbar { display: none !important; }
  .footer {
    padding: 20px 16px !important;
    box-sizing: border-box;
  }
}

@media (max-width: 640px) {
  #banner .item .t1 h3,
  #banner .item .t1 h3 span { font-size: 22px !important; }
  #banner,
  #banner .slick-list,
  #banner .slick-track,
  #banner .item,
  #banner .bg,
  #banner .table-box {
    height: 100vh !important;
    min-height: 100vh !important;
  }
  #banner .item {
    background-size: cover !important;
  }
  .serviceIlist dd {
    width: auto !important;
    min-width: 0 !important;
    max-width: 100% !important;
  }
  .serviceIlist a {
    width: 100% !important;
    max-width: 100% !important;
    height: auto !important;
    min-height: 110px !important;
  }
  /* 小屏仍保持双列，避免单列过高过挤 */
  .sv_product_list li,
  .sv-product .col-md-3,
  .sv-product .col-sm-4,
  .sv-product .col-xs-6 {
    width: 50% !important;
  }
  .sv_pro_tit {
    font-size: 12px !important;
  }
  .homecpsm h4 br { display: none; }
  .solution .contain .bg,
  .solution .text {
    min-height: 180px !important;
    height: auto !important;
  }
  .solution .contain .bg { height: 180px !important; }
  .solution .btns ul li {
    flex: 0 0 36% !important;
    width: 36% !important;
  }
  .serviceIlist a {
    min-height: 120px !important;
  }
}