/* ========== Reset & Base ========== */
*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  --color-primary: #0048ff;
  --color-dark: #010a16;
  --color-dark-blue: #050b3e;
  --color-blue: #0b2874;
  --color-white: #ffffff;
  --color-gray-700: #333333;
  --font-main: 'PingFang SC', -apple-system, BlinkMacSystemFont, 'Microsoft YaHei', sans-serif;
  --header-height: 70px;
  --amicro-pc-root: clamp(8px, calc(100vw / 120), 32px);
  --amicro-mobile-root: clamp(13.65px, calc(100vw / 23.4375), 18px);
  --amicro-desktop-scale: 1;
}

html {
  scroll-behavior: smooth;
  font-size: var(--amicro-pc-root);
}

html[data-mobile] {
  font-size: var(--amicro-mobile-root);
}

body {
  font-family: var(--font-main);
  color: var(--color-white);
  background: var(--color-dark);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* ========== 全局隐藏滚动条 ========== */
*::-webkit-scrollbar { display: none; }
* {
  -ms-overflow-style: none;
  scrollbar-width: none;
}

a { color: inherit; text-decoration: none; transition: opacity 0.3s; }
a:hover { opacity: 0.8; }
img { max-width: 100%; height: auto; display: block; }
ul { list-style: none; }

/* ========== Header ========== */
.header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  height: var(--header-height);
  background: transparent;
  transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1),
              background 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

/* 页首：完全透明 */
.header.at-top {
  background: transparent;
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
}

/* 滚动后：黑色毛玻璃背景 */
.header.solid {
  background: rgba(0, 0, 0, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

/* 向下滚动时隐藏导航栏 */
.header.hidden {
  transform: translateY(-100%);
}

.header-inner {
  max-width: 1600px;
  margin: 0 auto;
  padding: 0 160px;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo { flex-shrink: 0; }
.logo-img { height: 30px; width: auto; }

.nav {
  display: flex;
  align-items: center;
  gap: 50px;
}

.nav-link {
  font-size: 16px;
  font-weight: 400;
  color: var(--color-white);
  opacity: 0.6;
  transition: opacity 0.3s;
  white-space: nowrap;
}

.nav-link:hover, .nav-link.active { opacity: 1; }

.header-actions {
  display: flex;
  align-items: center;
  gap: 16px;
}

.search-btn {
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 4px;
  opacity: 0.7;
  transition: opacity 0.3s;
}
.search-btn:hover { opacity: 1; }

.search-icon {
  width: 24px;
  height: 24px;
  display: block;
}


/* ========== Hero - 视频背景 + 全屏滑动切换 ========== */
.hero {
  position: relative;
  width: 100%;
  height: 100vh;
  margin-top: 0;
  overflow: hidden;
  transition: margin-top 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.hero.slide-up {
  margin-top: -100vh;
}

/* 切出 Hero 后允许页面正常滚动 */
html.hero-mode {
  height: 100vh;
  overflow: hidden;
}

html.hero-mode body {
  height: 100vh;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero-bg-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  position: absolute;
  inset: 0;
}

.hero-bg-poster {
  z-index: 1;
  transition: opacity 0.6s ease;
}

.hero-bg-video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 0;
}

/* 底部渐变 - 让文字可读 */
.hero-overlay {
  position: absolute;
  inset: 0;
  z-index: 1;
  background: linear-gradient(180deg,
    rgba(0, 0, 0, 0.0) 0%,
    rgba(0, 0, 0, 0.0) 60%,
    rgba(0, 0, 0, 0.45) 85%,
    rgba(0, 0, 0, 0.7) 100%);
}

/* 顶部微遮罩 */
.hero-overlay::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg,
    rgba(0, 0, 0, 0.3) 0%,
    rgba(0, 0, 0, 0.0) 30%);
}

.hero-content {
  position: absolute;
  z-index: 2;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-subtitle {
  font-size: 48px;
  font-weight: 400;
  line-height: 1.4;
  text-align: center;
  white-space: nowrap;
  text-shadow: 0 3px 3px rgba(35, 74, 184, 0.45);
}

.hero-subtitle .char {
  display: inline-block;
  transform: translateY(30px);
  opacity: 0;
  animation: textFadeup 0.6s cubic-bezier(0.26, 1, 0.48, 1) forwards;
  min-width: 8px;
}

@keyframes textFadeup {
  0% {
    opacity: 0;
    transform: translateY(30px);
  }
  100% {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ========== CTA ========== */
.cta-section {
  position: relative;
  z-index: 3;
  aspect-ratio: 1600 / 390;
  width: 100%;
  overflow: visible;
  display: flex;
  align-items: center;
  padding: 24px 0;
  transform: translateY(-50%);
  margin-bottom: calc(-50vw * 390 / 1600);
  border-radius: 4px;
}

.cta-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  transform: scale(1);
  transform-origin: center center;
  border-radius: 0;
  will-change: transform, border-radius;
}

.cta-bg-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.cta-inner {
  position: relative;
  z-index: 2;
  max-width: 1600px;
  margin: 0 auto;
  padding: 0 160px;
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 60px;
}

.cta-text {
  max-width: 500px;
  flex-shrink: 0;
}

/* ========== 通用照片墙（不规则网格） ========== */
.photo-wall {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  grid-template-rows: repeat(8, 1fr);
  gap: 10px;
  width: 520px;
  height: 320px;
  flex-shrink: 0;
}

.photo-wall__item {
  border-radius: 8px;
  overflow: hidden;
  position: relative;
}

.photo-wall__item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.4s ease;
}

.photo-wall__item:hover img {
  transform: scale(1.06);
}

/* 不规则网格定位 */
.photo-wall__item--1 { grid-column: 1 / 4; grid-row: 1 / 5; }
.photo-wall__item--2 { grid-column: 4 / 7; grid-row: 1 / 4; }
.photo-wall__item--3 { grid-column: 1 / 3; grid-row: 5 / 9; }
.photo-wall__item--4 { grid-column: 3 / 5; grid-row: 5 / 9; }
.photo-wall__item--5 { grid-column: 4 / 7; grid-row: 4 / 9; }

/* CTA 沿用 .cta-photos 类名保持兼容 */
.cta-photos {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 4px;
  flex: 0 1 480px;
  max-width: 480px;
  min-width: 280px;
}

.cta-photo {
  border-radius: 6px;
  overflow: hidden;
  position: relative;
  cursor: pointer;
  box-shadow: 0 4px 16px rgba(0,0,0,.15);
  transition: transform .35s cubic-bezier(.25,.8,.25,1.35), box-shadow .35s;
}

.cta-photo:hover {
  transform: translateY(-3px) scale(1.03);
  box-shadow: 0 10px 30px rgba(0,0,0,.28);
  z-index: 2;
}

.cta-photo img {
  width: 100%;
  height: auto;
  display: block;
  transition: transform .5s ease;
}

.cta-photo:hover img {
  transform: scale(1.06);
}

/* 蒙版（悬停移除） */
.cta-photo::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: 6px;
  pointer-events: none;
  background: rgba(0, 0, 0, 0.5);
  transition: opacity 0.3s;
}

.cta-photo:hover::after {
  opacity: 0;
}

/* ===== Brick-Wall 砌墙式布局 ===== */
/* Row 1 — offset=0, 尾部早结束 (col 8) */
.cta-photo--1  { grid-column: 1 / span 3; grid-row: 1; }
.cta-photo--2  { grid-column: 4 / span 3; grid-row: 1; }
.cta-photo--3  { grid-column: 7 / span 2; grid-row: 1; }

/* Row 2 — offset=2 cols, 尾部晚结束 (col 12) */
.cta-photo--4  { grid-column: 3 / span 3; grid-row: 2; }
.cta-photo--5  { grid-column: 6 / span 3; grid-row: 2; }
.cta-photo--6  { grid-column: 9 / span 4; grid-row: 2; }

/* Row 3 — offset=1 col, P8 跨2行 */
.cta-photo--7  { grid-column: 2 / span 3; grid-row: 3; }
.cta-photo--8  { grid-column: 5 / span 3; grid-row: 3 / span 2; }  /* 跨行，与P7同宽 */
.cta-photo--9  { grid-column: 8 / span 4; grid-row: 3; }

/* Row 4 — 仅1张，贴着跨行照片右侧 */
.cta-photo--10 { grid-column: 8 / span 3; grid-row: 4; }

.cta-title {
  font-size: 36px;
  font-weight: 400;
  color: #fff;
  line-height: 1.4;
  margin-bottom: 24px;
}

.cta-desc {
  font-size: 20px;
  color: rgba(255, 255, 255, 0.85);
  line-height: 1.6;
  margin-bottom: 32px;
}

.cta-arrow {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.5rem;
  height: 0.75rem;
  margin-top: 12px;
  cursor: pointer;
  transition: opacity 0.3s, transform 0.3s;
}

.cta-arrow img {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: contain;
}

.cta-arrow:hover {
  opacity: 0.85;
  transform: translateY(2px);
}

/* ========== 标题区域 ========== */
/* ========== 描述区域 ========== */
.desc-section {
  position: relative;
  z-index: 2;
  height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
}

.desc-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.desc-bg-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.desc-inner {
  position: relative;
  z-index: 2;
  max-width: 1600px;
  margin: 0 auto;
  padding: 0 160px;
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 60px;
}

.main-desc {
  font-size: 48px;
  font-weight: 500;
  line-height: 1.4;
  text-align: left;
  max-width: 600px;
  flex-shrink: 0;
}

/* ========== 荣誉标识 ========== */
.badges {
  margin-top: 45px;
  text-align: center;
}

.badges-text {
  font-size: 20px;
  opacity: 0.8;
  line-height: 36px;
  white-space: nowrap;
}

/* ========== 数据统计 ========== */
/* ========== 信息块 ========== */
.info-block {
  position: relative;
  z-index: 2;
}

.info-stats {
  position: relative;
  z-index: 2;
  padding: 170px 0 380px;
  background: linear-gradient(180deg, #267BDD 0%, #0C2461 100%);
}

.stats-bar {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 60px;
  display: flex;
  justify-content: space-between;
  gap: 40px;
}

.stat-item {
  text-align: center;
  flex: 1;
}

.stat-label {
  display: block;
  font-size: 20px;
  line-height: 36px;
  opacity: 0.8;
  margin-bottom: 12px;
}

.stat-value {
  display: flex;
  align-items: baseline;
  justify-content: center;
  gap: 4px;
}

.stat-number {
  font-size: 96px;
  font-weight: 400;
  line-height: 1;
  background: linear-gradient(180deg, #ffffff 45%, rgba(106, 148, 255, 0.6) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.stat-unit {
  font-size: 32px;
  line-height: 36px;
  background: linear-gradient(180deg, #ffffff 45%, rgba(106, 148, 255, 0.6) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* 雪花 Canvas */
.snowflakes-canvas {
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  outline: none;
  border: none;
}

.snowflakes-canvas:focus,
.snowflakes-canvas:focus-visible,
.snowflakes-canvas:active {
  outline: none;
}

.info-brands {
  position: relative;
  z-index: 10;
  margin-top: -300px;
  padding: 120px 0;
  background-image: url('../images/Group 272.png');
  background-size: cover;
  color: var(--color-dark);
  overflow: hidden;
  display: flex;
  align-items: center;
}

.brands-inner {
  max-width: 1600px;
  margin: 0 auto;
  padding: 0 160px;
  margin-top: 200px;
  width: 100%;
  display: flex;
  align-items: center;
  gap: 80px;
}

.brands-text {
  flex: 0 0 380px;
}

.brands-title {
  font-size: 36px;
  font-weight: 500;
  margin-bottom: 24px;
  color: var(--color-white);
  line-height: 1.3;
}

.brands-desc {
  font-size: 18px;
  line-height: 32px;
  color: var(--color-white);
}

/* Logo 跑马灯 - 4行交替方向 */
.brands-logo-marquee {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
  overflow: hidden;
}

.blm-row {
  position: relative;
  width: 100%;
  overflow: hidden;
  display: flex;
  gap: 13px;
  -webkit-mask-image: linear-gradient(
    to right,
    transparent 0%,
    black 12%,
    black 88%,
    transparent 100%
  );
  mask-image: linear-gradient(
    to right,
    transparent 0%,
    black 12%,
    black 88%,
    transparent 100%
  );
}

.blm-track {
  display: flex;
  gap: 13px;
  flex-shrink: 0;
  max-width: none;
}

.blm-row--left .blm-track {
  animation: marquee-left calc(3s * var(--count, 7)) linear infinite;
}

.blm-row--right .blm-track {
  animation: marquee-right calc(3s * var(--count, 6)) linear infinite;
}

.blm-track span {
  flex-shrink: 0;
  width: 207px;
  height: 84px;
  border-radius: 3px;
  overflow: hidden;
  border: 0.5px solid rgba(255, 254, 254, 0.767);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: box-shadow 0.3s;
}

.blm-track span img {
  object-fit: contain;
}

.blm-track span:hover {
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.1);
}

/* 每行错位偏移 */
.blm-row:nth-child(1) { transform: translateX(68px); }
.blm-row:nth-child(2) { transform: translateX(22px); }
.blm-row:nth-child(3) { transform: translateX(92px); }
.blm-row:nth-child(4) { transform: translateX(26px); }

@keyframes marquee-left {
  0%   { transform: translateX(0); }
  100% { transform: translateX(calc(-100% - 13px)); }
}

@keyframes marquee-right {
  0%   { transform: translateX(calc(-100% - 13px)); }
  100% { transform: translateX(0); }
}

/* ========== 新闻资讯（Swiper 轮播） ========== */
.info-news {
  position: relative;
  z-index: 2;
  padding: 120px 0 calc(120px + 50vw * 390 / 1600);
  background: #ffffff;
  overflow: hidden;
}

.yx-cont1400 {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 160px;
}

.news-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 58px;
  position: relative;
}

.news-title {
  font-size: 40px;
  font-weight: 500;
  color: var(--color-dark);
}

.news-more {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 16px;
  color: var(--color-dark);
  padding: 12px 28px;
  border: 1px solid rgba(0, 0, 0, 0.2);
  border-radius: 8px;
  transition: background 0.3s, border-color 0.3s;
}

.news-more:hover {
  background: rgba(0, 0, 0, 0.04);
  border-color: rgba(0, 0, 0, 0.35);
}

/* ========== 新闻轮播（无限循环，active 展开 + translateX 同步） ========== */
.news-carousel {
  position: relative;
}

.news-carousel-viewport {
  overflow: hidden;
  min-height: 350px;
  contain: layout paint;
}

.news-carousel-track {
  display: flex;
  /* transition 由 JS 控制 */
}

html:not([data-mobile]) .brands-logo-marquee,
html:not([data-mobile]) .blm-row,
html:not([data-mobile]) .news-carousel,
html:not([data-mobile]) .news-carousel-viewport {
  overflow: hidden;
  contain: layout paint;
}

html:not([data-mobile]) body.home-page .ct-foot__bottom-row2,
html:not([data-mobile]) body.tech-page .ct-foot__bottom-row2,
html:not([data-mobile]) body.solution-page .ct-foot__bottom-row2,
html:not([data-mobile]) body.contact-page .ct-foot__bottom-row2,
html:not([data-mobile]) body.investor-page .inv-foot__bottom-row2 {
  flex-wrap: wrap;
  justify-content: center;
  white-space: normal;
}

html:not([data-mobile]) body.home-page .ct-foot__links,
html:not([data-mobile]) body.tech-page .ct-foot__links,
html:not([data-mobile]) body.solution-page .ct-foot__links,
html:not([data-mobile]) body.contact-page .ct-foot__links,
html:not([data-mobile]) body.investor-page .inv-foot__links {
  flex-wrap: wrap;
  justify-content: center;
}

html:not([data-mobile]) body.home-page .ct-foot__copy,
html:not([data-mobile]) body.tech-page .ct-foot__copy,
html:not([data-mobile]) body.solution-page .ct-foot__copy,
html:not([data-mobile]) body.contact-page .ct-foot__copy,
html:not([data-mobile]) body.investor-page .inv-foot__copy {
  flex: 1 1 320px;
  min-width: 0;
}

html:not([data-mobile]) body.home-page .ct-foot__anbei,
html:not([data-mobile]) body.tech-page .ct-foot__anbei,
html:not([data-mobile]) body.solution-page .ct-foot__anbei,
html:not([data-mobile]) body.contact-page .ct-foot__anbei,
html:not([data-mobile]) body.investor-page .inv-foot__anbei {
  flex: 0 1 auto;
  min-width: 0;
}

html:not([data-mobile]) body.home-page .ct-foot__anbei a,
html:not([data-mobile]) body.tech-page .ct-foot__anbei a,
html:not([data-mobile]) body.solution-page .ct-foot__anbei a,
html:not([data-mobile]) body.contact-page .ct-foot__anbei a,
html:not([data-mobile]) body.investor-page .inv-foot__anbei a {
  white-space: nowrap;
}

.news-card {
  flex-shrink: 0;
  border-radius: 0;
  overflow: visible;
  background: #fff;
  position: relative;
  /* 宽度变化时右边缘固定，左边缘伸缩（transform-origin:right） */
  transform-origin: right center;
  transition: width .8s cubic-bezier(.4,0,.2,1);
}

/* 卡片间分割线，居中于 24px 间隙 */
.news-card::after {
  content: '';
  position: absolute;
  right: -12.5px;
  top: 12%;
  height: 76%;
  width: 1px;
  background: #e0e0e0;
}

.news-card-link {
  display: block;
  color: inherit;
}

/* 文字区域 */
.news-card-pad {
  transition: padding .8s cubic-bezier(.4,0,.2,1);
}

/* 图片区域 */
.news-card-img {
  width: 100%;
  overflow: hidden;
  border-radius: 0;
  transition: height .8s cubic-bezier(.4,0,.2,1);
}

.news-card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 1s ease;
}

.news-card--active .news-card-img img {
  transform: scale(1.05);
}

/* 标题 & 日期公用 */
.scsl-tit {
  margin-top: 14px;
  line-height: 1.6;
  height: 3.2em;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
  overflow: hidden;
  transition: all .8s cubic-bezier(.4,0,.2,1);
  color: var(--color-dark);
}

.scsl-time {
  margin-top: 21px;
  color: #000;
  opacity: 50;
}

.scsl-time p {
  font-family: var(--font-main);
  opacity: 0.45;
  transition: all .8s cubic-bezier(.4,0,.2,1);
}

/* 首页新品 swiper 项分隔线 */
.home-new .summary-coop-swiper-li {
  position: relative;
}

.home-new .summary-coop-swiper-li::after {
  content: "";
  width: 1px;
  height: 100%;
  background: #292A2B;
  opacity: 0.2;
  position: absolute;
  top: 0;
  right: -20px;
}

.home-new .summary-coop-swiper-li:last-child::after {
  display: none;
}

/* 底部控制栏：导航按钮 */
.summary-coop-controls {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  margin-top: 32px;
  gap: 16px;
}

/* 导航按钮 */
.summary-coop-list-btn {
  display: flex;
  gap: 16px;
  flex-shrink: 0;
}

.sclb-icon {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(0, 0, 0, 0.2);
  border-radius: 50%;
  cursor: pointer;
  transition: border-color 0.3s, background 0.3s;
}

.sclb-icon:hover {
  border-color: rgba(0, 0, 0, 0.5);
  background: rgba(0, 0, 0, 0.04);
}

/* ========== 愿景 ========== */
.vision-section {
  position: relative;
  height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
}

.vision-bg {
  position: absolute;
  inset: 0;
}
.vision-bg-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.vision-content {
  position: relative;
  z-index: 1;
  max-width: 1600px;
  margin: 0 auto;
  padding: 0 160px;
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 60px;
}

.vision-text {
  flex-shrink: 0;
  max-width: 600px;
}

.vision-title {
  font-size: 48px;
  font-weight: 500;
  line-height: 1.4;
  margin-bottom: 32px;
}

.btn-learn-more {
  display: inline-block;
  padding: 14px 48px;
  border: 1px solid rgba(255, 255, 255, 0.4);
  border-radius: 8px;
  font-size: 16px;
  transition: background 0.3s, border-color 0.3s;
}
.btn-learn-more:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.6);
  opacity: 1;
}

/* ========== 产品解决方案 ========== */
.products-section {
  position: relative;
  height: 100vh;
  overflow: hidden;
}

/* 主展示区 */
.products-main-display {
  position: absolute;
  inset: 0;
  z-index: 1;
}

.products-main-video {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: opacity 0.4s ease;
}

/* 缩略图整体容器 - 右下角 */
.products-thumbnails-wrapper {
  position: absolute;
  right: 60px;
  bottom: 40px;
  z-index: 10;
  display: flex;
  gap: 24px;
}

/* 每个缩略图独立组 */
.product-thumb-group {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  cursor: pointer;
}

.product-thumb-group__label {
  font-size: 13px;
  color: var(--color-white);
  opacity: 0;
  letter-spacing: 0.5px;
  white-space: nowrap;
  transition: opacity 0.3s;
}

.product-thumb-group.active .product-thumb-group__label {
  opacity: 0.75;
}

.product-thumb-group__img {
  position: relative;
  width: 208.64px;
  height: 139.2px;
  border-radius: 10px;
  overflow: hidden;
  border: 5px solid transparent;
  background: rgba(255, 255, 255, 0.15);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  transition: border-color 0.3s, box-shadow 0.3s, transform 0.3s;
}

.product-thumb-group__img::after {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(60, 60, 60, 0.6);
  transition: opacity 0.3s;
}

.product-thumb-group.active .product-thumb-group__img::after {
  opacity: 0;
}

.product-thumb-group.active .product-thumb-group__img {
  border-color: #ffffff;
  box-shadow: 0 0 16px rgba(255, 255, 255, 0.3);
}

.product-thumb-group:hover .product-thumb-group__img {
  transform: translateY(-3px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
}

.product-thumb-group.active:hover .product-thumb-group__img {
  box-shadow: 0 0 16px rgba(255, 255, 255, 0.3), 0 6px 20px rgba(0, 0, 0, 0.3);
}

.product-thumb-group__img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.product-thumb-group__arrow {
  color: var(--color-white);
  font-size: 10px;
  opacity: 0;
  transition: opacity 0.3s;
}

.product-thumb-group.active .product-thumb-group__arrow {
  opacity: 0.6;
}

.product-thumb-group__name {
  font-size: 20px;
  color: var(--color-white);
  opacity: 0;
  letter-spacing: 1px;
  transition: opacity 0.3s;
}

.product-thumb-group.active .product-thumb-group__name {
  opacity: 0.7;
}
}

/* ========== 页脚 ========== */
/* ========== 页脚 ========== */
.footer {
  background: #010A16;
}

.footer-inner {
  max-width: 1400px;
  margin: 0 auto;
  padding: 80px 160px 0;
}

/* 顶部区域 */
.footer-tp {
  padding-bottom: 18px;
  position: relative;
}

.footer-tp-list {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  flex-wrap: wrap;
  margin-bottom: 0;
}

.ftl-info-logo {
  width: 210px;
}

.ftl-info-logo a {
  width: 100%;
  display: block;
}

.ftl-info-logo img {
  width: 100%;
}

.ftl-ul-wrap {
  margin: 0 -35px;
  display: flex;
  align-items: flex-start;
}

.ftl-ul-wrap-li {
  padding: 0 35px;
}

.ftl-ul-wrap-li > a {
  font-size: 18px;
  line-height: 1.6;
  color: #fff;
  margin-bottom: 35px;
  display: block;
  font-weight: 500;
}

.ftl-ul-wrap-li li {
  margin-bottom: 13px;
}

.ftl-ul-wrap-li li:last-child {
  margin-bottom: 0;
}

.ftl-ul-wrap-li li a {
  font-size: 16px;
  line-height: 1.6;
  color: #fff;
  opacity: 0.6;
  transition: opacity 0.36s;
}

.ftl-ul-wrap-li li a:hover {
  opacity: 1;
}

/* 底部版权 */
.footer-bt {
  display: flex;
  align-items: flex-start;
  flex-wrap: wrap;
  justify-content: space-between;
  padding-top: 25px;
  padding-bottom: 56px;
  opacity: 0.5;
  flex-direction: row-reverse;
}

.footer-bt-le p,
.footer-bt-ri a {
  font-size: 14px;
  line-height: 1.6;
  color: #fff;
}

.footer-bt-le p a {
  color: #fff;
  margin-right: 14px;
}

.footer-bt-le img {
  width: 22px;
  margin-right: 8px;
}

.footer-bt-ri {
  display: flex;
  justify-content: flex-start;
}

.footer-bt-ri a {
  padding-left: 12px;
  position: relative;
}

.footer-bt-ri a::before {
  content: '';
  width: 1px;
  height: 80%;
  background: #fff;
  position: absolute;
  top: 50%;
  left: 6px;
  transform: translateY(-50%);
}

.footer-bt-ri a:first-child {
  padding-left: 0;
}

.footer-bt-ri a:first-child::before {
  display: none;
}

/* 返回顶部 */
.mod-back {
  position: fixed;
  right: 40px;
  bottom: 60px;
  z-index: 99;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s, visibility 0.3s, background 0.3s;
}

.mod-back.visible {
  opacity: 1;
  visibility: visible;
}

.mod-back:hover {
  background: rgba(255, 255, 255, 0.2);
}

/* ========== Responsive ========== */
@media (max-width: 1200px) {
  .header-inner, .footer-inner {
    padding-left: 60px;
    padding-right: 60px;
  }
  .hero-subtitle { font-size: 36px; white-space: normal; }
  .cta-inner { padding: 0 60px; }
  .cta-title { font-size: 28px; }
  .cta-photos { gap: 3px; }
  .main-desc { font-size: 36px; }
  .desc-inner { padding: 0 60px; }
  .vision-content { padding: 0 60px; }
  .desc-inner .photo-wall,
  .vision-content .photo-wall { width: 400px; height: 260px; gap: 8px; }
  .badges-text { font-size: 16px; }
  .yx-cont1400 { padding: 0 60px; }
  .stats-bar { padding: 0 40px; }
  .stat-number { font-size: 72px; }
  .brands-inner { padding-left: 60px; padding-right: 60px; }
  .ftl-ul-wrap { margin: 0 -20px; }
  .ftl-ul-wrap-li { padding: 0 20px; }
  /* 新闻资讯 */
  .info-news { padding: 80px 0 100px; }
  .news-title { font-size: 32px; }
}

@media (max-width: 768px) {
  .header-inner, .footer-inner {
    padding-left: 24px;
    padding-right: 24px;
  }
  .nav, .header-actions { display: none; }
  .hero-subtitle { font-size: 20px; white-space: normal; padding: 0 24px; line-height: 1.6; }
  .cta-section { padding: 60px 0; min-height: auto; }
  .cta-inner { padding: 0 24px; flex-direction: column; gap: 32px; }
  .cta-text { max-width: 100%; }
  .cta-photos { width: 100%; gap: 4px; }
  .cta-title { font-size: 24px; }
  .main-desc { font-size: 28px; }
  .desc-inner { padding: 0 24px; flex-direction: column; gap: 32px; }
  .desc-inner .photo-wall { width: 100%; height: 260px; gap: 8px; }
  .badges-text { font-size: 12px; white-space: normal; padding: 0 24px; }
  .badges-section { padding: 0 0 40px; }
  .info-stats { padding: 80px 0 40px; }
  .stats-bar { padding: 0 24px; flex-wrap: wrap; gap: 16px; }
  .stat-item { flex: 0 0 calc(50% - 8px); }
  .stat-number { font-size: 48px; }
  .stat-unit { font-size: 20px; }
  .stat-label { font-size: 14px; }
  .brands-inner { padding-left: 24px; padding-right: 24px; }
  .brands-title, .vision-title { font-size: 28px; }
  .vision-section { height: auto; min-height: 100vh; padding: 80px 0; }
  .vision-content { width: 100%; padding: 0 24px; flex-direction: column; gap: 32px; text-align: left; }
  .vision-content .photo-wall { width: 100%; height: 260px; gap: 8px; }
  .vision-text { max-width: 100%; }
  .products-section { height: 60vh; }
  .products-thumbnails-wrapper { right: 24px; bottom: 20px; gap: 14px; }
  .product-thumb-group { gap: 4px; }
  .product-thumb-group__img { width: 140px; height: 93.33px; }
  .product-thumb-group__label { font-size: 11px; }
  .product-thumb-group__name { font-size: 11px; }
  .ftl-ul-wrap { margin: 0 -12px; flex-wrap: wrap; gap: 24px; }
  .ftl-ul-wrap-li { padding: 0 12px; }
  .ftl-ul-wrap-li > a { font-size: 15px; margin-bottom: 16px; }
  .footer-bt { flex-direction: column; gap: 16px; }
  /* 新闻资讯 */
  .yx-cont1400 { padding: 0 24px; }
  .info-news { padding: 60px 0 80px; }
  .news-header { margin-bottom: 28px; }
  .news-title { font-size: 24px; }
  .news-more { font-size: 13px; padding: 8px 18px; }
  .summary-coop-controls { margin-top: 24px; }
  .summary-coop-list-btn { justify-content: center; }
}