/* index.css — 美鑫弹簧首页（间距对照设计稿 1920×7901） */
:root {
  --mx-red: #C8161D;
  --mx-red-dark: #a81218;
  --mx-ink: #222;
  --mx-muted: #666;
  --green: #C8161D;
}

.page-home.page-meixin {
  --header-h: 90px;
  background: #fff;
  color: var(--mx-ink);
}

/* ========== Hero：设计顶栏下缘≈90，关于区起点≈1016 ========== */
.mx-hero {
  position: relative;
  height: clamp(620px, 52.9vw, 1016px);
  min-height: 620px;
  display: flex;
  align-items: center;
  overflow: visible;
  color: #fff;
}
.mx-hero--m { display: none; }
/* 平板 + 手机：改用手机首页广告位；素材 1080×1080，按 1:1 完整显示 */
@media (max-width: 1100px) {
  .mx-hero--pc { display: none; }
  .mx-hero--m {
    display: flex;
    width: 100%;
    height: auto;
    min-height: 0;
    aspect-ratio: 1 / 1;
    align-items: stretch;
  }
  .mx-hero--m .mx-hero__bg {
    background-size: contain;
    background-position: center center;
    background-color: #1a1a1a;
  }
  .mx-hero--m .mx-hero__slide.is-on .mx-hero__bg {
    transform: none;
    transition: none;
  }
}
.mx-hero__slides {
  position: absolute;
  inset: 0;
  overflow: hidden;
}
.mx-hero__slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  visibility: hidden;
  z-index: 0;
  pointer-events: none;
  transition: opacity .85s cubic-bezier(.22,.61,.36,1), visibility .85s;
}
.mx-hero__slide.is-on {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  z-index: 1;
}
.mx-hero__bg,
.mx-hero__shade {
  position: absolute;
  inset: 0;
}
.mx-hero__bg {
  background: #1a1a1a center/cover no-repeat;
  transform: scale(1);
  transition: none;
  will-change: transform;
}
.mx-hero__slide.is-on .mx-hero__bg {
  transform: scale(1.06);
  transition: transform 5.2s ease-out;
}
.mx-hero__shade {
  background: linear-gradient(90deg, rgba(0,0,0,.48) 0%, rgba(0,0,0,.2) 48%, rgba(0,0,0,.1) 100%);
}
.mx-hero__inner {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  width: 100%;
  height: 100%;
  padding: 48px 0 96px;
}
.mx-hero__text > * {
  opacity: 0;
  transform: translate3d(0, 26px, 0);
  transition:
    opacity .65s cubic-bezier(.22,.61,.36,1),
    transform .65s cubic-bezier(.22,.61,.36,1);
}
.mx-hero__text > *:nth-child(1) { transition-delay: .08s; }
.mx-hero__text > *:nth-child(2) { transition-delay: .18s; }
.mx-hero__text > *:nth-child(3) { transition-delay: .28s; }
.mx-hero__slide.is-on .mx-hero__text > * {
  opacity: 1;
  transform: translate3d(0, 0, 0);
}
.mx-hero__slide.is-on .mx-hero__en { opacity: .95; }
.mx-hero__slide.is-on .mx-hero__sub { opacity: .92; }
.mx-hero__en {
  margin: 0 0 20px;
  font-size: var(--body-fs, 16px);
  font-weight: 400;
}
.mx-hero__text h1 {
  margin: 0;
  font-size: clamp(34px, 2.5vw, 48px);
  font-weight: 700;
  line-height: 1.35;
}
.mx-hero__text h1 a {
  color: inherit;
  text-decoration: none;
}
.mx-hero__text h1 a:hover { opacity: .92; }
.mx-hero__sub {
  margin: 26px 0 0;
  font-size: 16px;
  font-weight: 400;
  line-height: 1.6;
}
@media (prefers-reduced-motion: reduce) {
  .mx-hero__slide,
  .mx-hero__bg,
  .mx-hero__text > * {
    transition: none !important;
  }
  .mx-hero__bg,
  .mx-hero__slide.is-on .mx-hero__bg {
    transform: none !important;
  }
  .mx-hero__text > * {
    opacity: 1 !important;
    transform: none !important;
  }
}
.mx-hero__dots {
  position: absolute;
  left: 50%;
  bottom: 56px;
  transform: translateX(-50%);
  z-index: 2;
  display: flex;
  align-items: center;
  gap: 16px;
}
.mx-hero__dots:not(:has(.mx-hero__dot:nth-child(2))) {
  display: none;
}
.mx-hero__dot {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  padding: 0;
  border: 0;
  background: transparent;
  color: rgba(255,255,255,.4);
  cursor: pointer;
  transition: color .3s ease, transform .3s ease;
}
.mx-hero__dot .iconfont {
  font-size: 20px;
  line-height: 1;
  color: inherit;
}
.mx-hero__dot.is-on {
  color: #fff;
  transform: scale(1.15);
}
.mx-hero__dot:hover { color: rgba(255,255,255,.85); }
.mx-hero__down {
  position: absolute;
  left: 50%;
  bottom: -22px;
  z-index: 5;
  width: 44px;
  height: 44px;
  margin-left: -22px;
  border-radius: 50%;
  background: #fff;
  border: 0;
  color: var(--mx-red);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 6px 18px rgba(0,0,0,.12);
  text-decoration: none;
}
.mx-hero__down .iconfont {
  font-size: 16px;
  color: var(--mx-red);
  line-height: 1;
}

/* ========== About：设计约 pt130 / pb96，区块高≈860 ========== */
.mx-about {
  position: relative;
  padding: 130px 0 120px;
  /* 设计：上 2/3 浅灰 + 下 1/3 白 */
  background: linear-gradient(
    to bottom,
    #f5f5f5 0%,
    #f5f5f5 66.666%,
    #fff 66.666%,
    #fff 100%
  );
}
.mx-about__grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.15fr);
  column-gap: 80px;
  align-items: start;
}
.mx-about__left h2 {
  margin: 0 0 28px;
  font-size: 40px;
  font-weight: 700;
  line-height: 1.2;
  color: #111;
}
.mx-about__lead {
  margin: 0;
  font-size: var(--body-fs, 16px);
  line-height: 2;
  color: #666;
  padding-bottom: 36px;
  border-bottom: 1px dashed #cfcfcf;
}
.mx-about__stats {
  position: relative;
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin: 36px 0 44px;
}
.mx-about__stats::before,
.mx-about__stats::after {
  content: "";
  position: absolute;
  top: 4px;
  bottom: 4px;
  width: 1px;
  background: #e8e8e8;
  pointer-events: none;
}
.mx-about__stats::before { left: 33.333%; }
.mx-about__stats::after { left: 66.666%; }
.mx-about__stats > div {
  flex: 0 0 auto;
  max-width: 30%;
  padding: 0;
  border: 0;
  text-align: left;
}
.mx-about__stats > div:nth-child(2) {
  text-align: center;
}
.mx-about__stats > div:last-child {
  text-align: right;
}
.mx-about__stats strong {
  display: block;
  font-size: 44px;
  line-height: 1;
  font-weight: 700;
  color: #111;
  letter-spacing: -.02em;
}
.mx-about__stats strong em {
  font-style: normal;
  font-size: .42em;
  margin-left: 1px;
  vertical-align: .2em;
}
.mx-about__stats span {
  display: block;
  margin-top: 14px;
  font-size: var(--body-fs, 16px);
  color: #999;
  line-height: 1.4;
}
.mx-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-width: 156px;
  height: 48px;
  padding: 0 28px;
  background: var(--mx-red);
  color: #fff !important;
  font-size: var(--body-fs, 16px);
  text-decoration: none;
}
.mx-btn .iconfont {
  font-size: 14px;
  line-height: 1;
  color: inherit;
}
.mx-btn:hover { background: var(--mx-red-dark); }
.mx-about__right h3 {
  margin: 0 0 12px;
  font-size: 22px;
  font-weight: 700;
  color: var(--mx-red);
  line-height: 1.3;
}
.mx-about__en {
  margin: 0 0 20px;
  font-size: var(--body-fs, 16px);
  color: #aaa;
  line-height: 1.5;
}
.mx-about__desc {
  margin: 0 0 36px;
  font-size: var(--body-fs, 16px);
  line-height: 2;
  color: #555;
}
.mx-about__media {
  line-height: 0;
}
.mx-about__media img {
  display: block;
  width: 100%;
  min-height: 320px;
  height: auto;
  object-fit: cover;
}

/* ========== Product：暗带切过方图中部（设计暗带高≈400） ========== */
.mx-pro {
  background: #fff;
  padding: 0;
}
.mx-pro__band {
  position: relative;
  color: #fff;
  padding: 112px 0 0;
  /* 信息区高度 + 方图落在白底上的半高 ≈ 暗带 bottom */
  --mx-info-h: 120px;
  --mx-fig-on-white: clamp(140px, 9.2vw, 176px);
}
.mx-pro__band::before,
.mx-pro__band::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  bottom: calc(var(--mx-info-h) + var(--mx-fig-on-white));
  z-index: 0;
}
.mx-pro__band::before {
  background: #141414 var(--mx-pro-bg) center/cover no-repeat;
}
.mx-pro__band::after {
  background: rgba(8,8,8,.58);
}
.mx-pro__band > .site-wrap {
  position: relative;
  z-index: 1;
}
.mx-pro__head {
  margin: 0 0 56px;
}
.mx-pro__head h2 {
  margin: 0;
  font-size: 36px;
  font-weight: 700;
  letter-spacing: .04em;
  line-height: 1.25;
}
.mx-pro__head p {
  margin: 8px 0 0;
  font-size: var(--body-fs, 16px);
  letter-spacing: .24em;
  opacity: .7;
  line-height: 1.2;
}
.mx-pro__stage {
  position: relative;
  /* 设计：红箭头压在卡片边缘，不额外挤窄网格 */
  padding: 0;
}
.mx-pro__viewport {
  overflow: hidden;
  width: 100%;
}
.mx-pro__grid {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  gap: 36px;
  width: 100%;
  transition: transform .32s ease;
  will-change: transform;
}
.mx-pro__card {
  flex: 0 0 calc((100% - 108px) / 4);
  width: calc((100% - 108px) / 4);
  min-width: 0;
}
.mx-pro__card a {
  display: block;
  color: inherit;
  text-decoration: none;
}
.mx-pro__card figure {
  margin: 0;
  aspect-ratio: 1 / 1;
  background: transparent;
  overflow: hidden;
  border-radius: 10px;
}
.mx-pro__card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  background: transparent;
  transition: transform .35s ease;
}
.mx-pro__card:hover img { transform: scale(1.03); }
.mx-pro__info {
  height: var(--mx-info-h);
  box-sizing: border-box;
  background: #fff;
  text-align: center;
  padding: 20px 6px 0;
  color: var(--mx-ink);
}
.mx-pro__info h3 {
  margin: 0 0 8px;
  font-size: 17px;
  font-weight: 600;
  line-height: 1.3;
}
.mx-pro__info p {
  margin: 0 0 12px;
  font-size: var(--body-fs, 16px);
  color: #999;
  line-height: 1.4;
}
.mx-pro__go {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 40px;
  height: 26px;
  padding: 0 14px;
  border-radius: 999px;
  border: 1px solid #ddd;
  color: #999;
  background: #fff;
  transition: background-color .22s ease, border-color .22s ease, color .22s ease;
}
.mx-pro__go .iconfont {
  font-size: 12px;
  color: inherit;
  line-height: 1;
}
/* 产品卡片内箭头：悬停红底红边白箭头 */
.mx-pro__card:hover .mx-pro__go {
  background: var(--mx-red);
  border-color: var(--mx-red);
  color: #fff;
}
.mx-pro__nav {
  position: absolute;
  top: calc((100% - var(--mx-info-h)) / 2);
  transform: translateY(-50%);
  width: 36px;
  height: 42px;
  border: 0;
  background: var(--mx-red);
  color: #fff;
  cursor: pointer;
  z-index: 2;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  opacity: .95;
}
.mx-pro__nav .iconfont { font-size: 16px; color: #fff; }
.mx-pro__nav:disabled {
  opacity: .35;
  cursor: default;
  pointer-events: none;
}
.mx-pro__nav--prev { left: -18px; }
.mx-pro__nav--next { right: -18px; }
.mx-pro > .site-wrap {
  padding-top: 56px;
  padding-bottom: 96px;
}
.mx-pro__more {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  margin: 0 auto;
  width: fit-content;
  color: #999 !important;
  text-decoration: none;
  font-size: var(--body-fs, 16px);
  letter-spacing: .06em;
}
.mx-pro__more .iconfont {
  font-size: 18px;
  color: #bbb;
  line-height: 1;
}

/* ========== News（对齐设计图：日期白边压图，标题在日期下方全宽） ========== */
.mx-news {
  padding: 120px 0 130px;
  background: #f5f5f5;
}
.mx-news__head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 64px;
}
.mx-news__head h2 {
  margin: 0;
  font-size: 36px;
  font-weight: 700;
  line-height: 1.2;
  color: #222;
}
.mx-news__tabs {
  display: flex;
  align-items: center;
  gap: 36px;
}
.mx-news__tabs a {
  font-size: var(--body-fs, 16px);
  color: #666;
  text-decoration: none;
  padding-bottom: 8px;
  border-bottom: 2px solid transparent;
  line-height: 1.2;
  transition: color .22s ease, border-color .22s ease;
}
.mx-news__tabs a:hover,
.mx-news__tabs a.is-on {
  color: var(--mx-red);
  border-bottom-color: var(--mx-red);
}
/* 列表铺满 site-wrap；左右箭头落在容器外侧 */
.mx-news > .site-wrap {
  overflow: visible;
}
.mx-news__stage {
  position: relative;
  padding: 0;
}
.mx-news__viewport {
  overflow: hidden;
  width: 100%;
}
.mx-news__list {
  display: flex;
  gap: 32px;
  width: 100%;
  transition: transform .45s ease;
  will-change: transform;
}
.mx-news__card {
  position: relative;
  flex: 0 0 calc((100% - 64px) / 3);
  width: calc((100% - 64px) / 3);
  background: #fff;
  display: flex;
  flex-direction: column;
  min-width: 0;
  overflow: visible;
  border: 0;
}
.mx-news__media {
  position: relative;
  z-index: 1;
}
.mx-news__pic {
  display: block;
  aspect-ratio: 16 / 11;
  overflow: hidden;
  background: #eaeaea;
}
.mx-news__pic img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform .4s ease;
}
.mx-news__card:hover .mx-news__pic img { transform: scale(1.04); }
/*
  日期角标（设计图）：
  - 相对卡片左边缘内缩
  - 压在图片底边与正文顶边之间
  - 白边 + 红底（默认黑，悬停/选中红）
*/
.mx-news__media time {
  position: absolute;
  left: 18px;
  bottom: 0;
  z-index: 3;
  width: 62px;
  height: 62px;
  padding: 7px 4px;
  background: #2a2a2a;
  color: #fff;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2px;
  box-sizing: border-box;
  border: 2px solid #fff;
  transform: translateY(50%);
  pointer-events: none;
  transition: background-color .22s ease;
  box-shadow: 0 2px 8px rgba(0, 0, 0, .08);
}
.mx-news__card:hover .mx-news__media time {
  background: var(--mx-red);
}
.mx-news__media time strong {
  display: block;
  font-size: 24px;
  font-weight: 700;
  line-height: 1;
}
.mx-news__media time span {
  display: block;
  font-size: 11px;
  font-weight: 400;
  line-height: 1.2;
}
/* 正文在日期下方全宽，不与日期并排 */
.mx-news__body {
  padding: 48px 24px 28px;
  display: flex;
  flex-direction: column;
  flex: 1;
  background: #fff;
  min-height: 200px;
}
.mx-news__body h3 {
  margin: 0 0 12px;
  font-size: 17px;
  line-height: 1.45;
  font-weight: 700;
  color: #222;
}
.mx-news__body h3 a {
  color: inherit;
  text-decoration: none;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.mx-news__body h3 a:hover { color: var(--mx-red); }
.mx-news__body p {
  margin: 0 0 24px;
  font-size: var(--body-fs, 16px);
  line-height: 1.8;
  color: #888;
  flex: 1;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.mx-news__more {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: auto;
  font-size: var(--body-fs, 16px);
  font-weight: 500;
  color: #333 !important;
  text-decoration: none;
  width: fit-content;
  transition: color .22s ease;
}
.mx-news__more .iconfont {
  font-size: 12px;
  line-height: 1;
  color: inherit;
}
.mx-news__card.is-on .mx-news__more,
.mx-news__card:hover .mx-news__more,
.mx-news__more:hover {
  color: var(--mx-red) !important;
}
.mx-news__nav {
  position: absolute;
  top: 38%;
  transform: translateY(-50%);
  width: 36px;
  height: 36px;
  border: 0;
  background: transparent;
  color: #c0c0c0;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0;
  transition: color .22s ease;
  z-index: 3;
}
.mx-news__nav:hover { color: #666; }
.mx-news__nav:disabled {
  opacity: .35;
  cursor: default;
}
.mx-news__nav .iconfont { font-size: 28px; }
.mx-news__nav--prev { left: -48px; }
.mx-news__nav--next { right: -48px; }

.mx-news__dots {
  display: none;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 28px;
}
.mx-news__dot {
  width: 8px;
  height: 8px;
  padding: 0;
  border: 0;
  border-radius: 50%;
  background: #cfcfcf;
  cursor: pointer;
  transition: background-color .22s ease, width .22s ease, border-radius .22s ease;
}
.mx-news__dot[aria-current="true"] {
  width: 22px;
  border-radius: 4px;
  background: var(--mx-red);
}

/* ========== Contact ========== */
.mx-contact {
  position: relative;
  padding: 110px 0 120px;
  color: #fff;
  isolation: isolate;
}
.mx-contact::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -2;
  background: #333 var(--mx-contact-bg) center/cover no-repeat;
}
.mx-contact::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: rgba(18,24,34,.72);
}
.mx-contact__inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 520px;
  column-gap: 96px;
  align-items: center;
}
.mx-contact__info h2 {
  margin: 0 0 16px;
  font-size: 40px;
  font-weight: 700;
  line-height: 1.2;
}
.mx-contact__corp {
  margin: 0 0 40px;
  font-size: var(--body-fs, 16px);
  opacity: .92;
  line-height: 1.5;
}
.mx-contact__list {
  display: grid;
  gap: 26px;
}
.mx-contact__list p {
  display: flex;
  gap: 12px;
  align-items: center;
  margin: 0;
  font-size: var(--body-fs, 16px);
  line-height: 1.75;
}
.mx-contact__info > ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 26px;
}
.mx-contact__info > ul li {
  display: flex;
  gap: 12px;
  align-items: center;
  margin: 0;
  font-size: var(--body-fs, 16px);
  line-height: 1.75;
}
.mx-contact__info > ul li:last-child {
  align-items: flex-start;
}
.mx-contact__info > ul li .iconfont {
  flex: 0 0 auto;
  color: var(--mx-red);
  font-size: 18px;
  line-height: 1;
}
.mx-contact__info > ul li:last-child .iconfont {
  margin-top: 3px;
}
.mx-contact__list p:last-child {
  align-items: flex-start;
}
.mx-contact__list p::before {
  flex: 0 0 auto;
  width: 1.15em;
  font-family: "iconfont" !important;
  font-size: 18px;
  font-style: normal;
  font-weight: 400;
  line-height: 1;
  color: var(--mx-red);
  text-align: center;
  speak: never;
  -webkit-font-smoothing: antialiased;
}
.mx-contact__list p:nth-child(1)::before { content: "e62d"; } /* tel */
.mx-contact__list p:nth-child(2)::before { content: "e91d"; } /* fax */
.mx-contact__list p:nth-child(3)::before { content: "e616"; } /* address */
.mx-contact__list p:last-child::before {
  margin-top: 3px;
}
.mx-contact__panel {
  background: #fff;
  color: var(--mx-ink);
  box-shadow: 0 18px 40px rgba(0,0,0,.28);
  overflow: hidden;
}
.mx-contact__panel-head {
  background: var(--mx-red);
  color: #fff;
  text-align: center;
  font-size: 18px;
  font-weight: 600;
  padding: 18px 12px;
  letter-spacing: .04em;
}
.mx-contact__panel-body { padding: 8px 40px 28px; }
.mx-contact .ct-form__el { margin: 0; }
.mx-contact .ct-form__grid {
  display: flex;
  flex-direction: column;
  gap: 0;
}
.mx-contact .ct-field {
  position: relative;
  width: 100%;
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
.mx-contact .ct-field__label {
  display: none !important;
}
.mx-contact .ct-field__input,
.mx-contact .ct-field__textarea {
  display: block;
  width: 100%;
  margin: 0;
  border: 0 !important;
  border-bottom: 1px solid #e8e8e8 !important;
  border-radius: 0 !important;
  background: transparent !important;
  box-shadow: none !important;
  outline: none;
  box-sizing: border-box;
  color: #333;
  font-size: var(--body-fs, 16px);
  font-weight: 400;
  line-height: 1.5;
  appearance: none;
  -webkit-appearance: none;
  clip-path: none !important;
}
.mx-contact .ct-field__input {
  height: auto;
  min-height: 0;
  padding: 18px 0 10px;
}
.mx-contact .ct-field__textarea {
  min-height: 0;
  height: 92px;
  padding: 18px 0 14px;
  resize: none;
  line-height: 1.6;
  overflow: auto;
}
.mx-contact .ct-field__input:focus,
.mx-contact .ct-field__textarea:focus {
  border-bottom-color: #d0d0d0 !important;
}
.mx-contact .ct-field__input::placeholder,
.mx-contact .ct-field__textarea::placeholder {
  color: #b0b0b0;
  opacity: 1;
}
.mx-contact .ct-field__line { display: none !important; }
.mx-contact .ct-form__actions {
  margin-top: 22px;
  text-align: left;
}
.mx-contact .ct-btn,
.mx-contact .ct-btn--primary,
.mx-contact button[type="submit"] {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-width: 0;
  height: auto;
  margin: 0;
  padding: 0;
  border: 0;
  border-radius: 0;
  background: transparent !important;
  box-shadow: none;
  clip-path: none !important;
  color: var(--mx-red);
  font-size: var(--body-fs, 16px);
  font-weight: 600;
  letter-spacing: .02em;
  cursor: pointer;
  line-height: 1.4;
}
.mx-contact .ct-btn--primary::after,
.mx-contact button[type="submit"]::after {
  content: none;
  display: none;
}
.mx-contact .ct-btn .iconfont,
.mx-contact button[type="submit"] .iconfont {
  font-size: 14px;
  line-height: 1;
  color: inherit;
  font-weight: 400;
}

/* Footer spacing follows reset.css (design tokens) */

@media (max-width: 1200px) {
  .mx-about__grid { column-gap: 48px; }
  .mx-pro__grid { gap: 24px; }
  .mx-pro__card {
    flex: 0 0 calc((100% - 72px) / 4);
    width: calc((100% - 72px) / 4);
  }
  .mx-pro__nav--prev { left: -8px; }
  .mx-pro__nav--next { right: -8px; }
  .mx-contact__inner {
    grid-template-columns: minmax(0, 1fr) 440px;
    column-gap: 48px;
  }
}
@media (max-width: 1100px) {
  .mx-pro__card {
    flex: 0 0 calc((100% - 24px) / 2);
    width: calc((100% - 24px) / 2);
  }
  .mx-pro__band { --mx-info-h: 124px; --mx-fig-on-white: 40%; }
  .mx-pro__band::before,
  .mx-pro__band::after {
    bottom: calc(var(--mx-info-h) + min(160px, 22vw));
  }
  /* 平板 + 手机：动态一行一张，箭头隐藏，底部指示点 */
  .mx-news__card {
    flex: 0 0 100%;
    width: 100%;
  }
  .mx-news__list { gap: 0; }
  .mx-news__nav { display: none !important; }
  .mx-news__dots:not([hidden]) {
    display: flex;
  }
}
@media (max-width: 720px) {
  .mx-news__body { padding: 48px 18px 24px; }
  .mx-news__media time { left: 14px; }
}
@media (max-width: 1100px) {
  .page-home.page-meixin { --header-h: 56px; }
  .mx-hero--m .mx-hero__inner {
    box-sizing: border-box;
    padding: 36px 24px 64px;
  }
  .mx-about { padding: 72px 0 56px; }
  .mx-about__grid,
  .mx-contact__inner { grid-template-columns: 1fr; row-gap: 36px; }
  .mx-contact__panel { width: 100%; max-width: none; }
  .mx-about__stats {
    flex-direction: column;
  }
  .mx-about__stats::before,
  .mx-about__stats::after {
    display: none;
  }
  .mx-about__stats > div {
    max-width: none;
    width: 100%;
    text-align: left;
    border-bottom: 1px solid #e8e8e8;
    padding: 16px 0;
  }
  .mx-about__stats > div:nth-child(2),
  .mx-about__stats > div:last-child {
    text-align: left;
  }
  .mx-about__stats > div:last-child { border-bottom: 0; }
  .mx-pro__nav { display: none; }
  /* 小屏：关闭滑动，2 列网格仅展示前 4 个 */
  .mx-pro__grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    transform: none !important;
  }
  .mx-pro__card {
    width: auto;
    flex: unset;
  }
  .mx-pro__card:nth-child(n + 5) {
    display: none;
  }
  .mx-pro__band { padding-top: 72px; }
  .mx-pro > .site-wrap { padding-top: 32px; padding-bottom: 48px; }
  .mx-news,
  .mx-contact { padding: 64px 0 72px; }
  .mx-news__stage { padding: 0; }
}
@media (max-width: 640px) {
  .mx-hero__inner { padding-left: 16px; padding-right: 16px; }
  .mx-pro__grid { gap: 12px; }
  .mx-pro__band {
    --mx-info-h: 112px;
    padding-top: 56px;
  }
  .mx-pro__band::before,
  .mx-pro__band::after {
    bottom: calc(var(--mx-info-h) + min(120px, 28vw));
  }
  .mx-about__left h2,
  .mx-news__head h2,
  .mx-contact__info h2 { font-size: 30px; }
  .mx-news__head {
    flex-direction: column;
    align-items: flex-start;
    gap: 16px;
  }
}