/* ============================================================
   about.css —— 仅 about.html 使用（页面级样式）
   ============================================================ */
/* ---------- 入场动效（首屏加载即播放） ----------
   背景 Ken Burns 缓推 → 遮罩左扫淡入 → 标题蒙版揭示+模糊上浮 → 描述左滑淡入 */

/* ============================================================
   第1屏：About Hero（1920 x 500，1rem = 100px）
   背景图 + 左侧黑色渐变遮罩；标题 left 260 / top 137 / 宽 729
   描述 left 260 / top 304 / 宽 520；顶部预留导航栏 80
   ============================================================ */
.first {
    position: relative;
    width: 100%;
    max-width: 19.2rem;
    height: 5rem;
    /* 500px */
    margin: 0.8rem auto 0;
    /* 顶部空出导航栏 80px */
    box-sizing: border-box;
    overflow: hidden;
    padding: 1.37rem 0 0 2.6rem;
}

/* 背景图层独立成层，便于 Ken Burns 缓推入场 */
.first::before {
    content: "";
    position: absolute;
    inset: 0;
    z-index: 0;
    background: url("../assets/images/about/first-img.webp") no-repeat center / cover;
}


.first__inner {
    position: relative;
    z-index: 2;
    height: 100%;
}

/* 标题：40px / 600 / #FFF，left 260 / top 137 / 宽 729 */
.first__title {
    width: 7.29rem;
    margin: 0;
    overflow: hidden;
    padding-bottom: 0.05rem;
    color: #FFF;
    font-family: Montserrat, sans-serif;
    font-size: 0.4rem;
    font-style: normal;
    font-weight: 600;
    line-height: normal;
    text-transform: capitalize;
    z-index: 10;
    position: relative;
    margin-bottom: 0.1rem;
}

.first__title span {
    display: inline-block;
}

/* 描述：16px / 400 / #FFF，left 260 / top 304 / 宽 520 */
.first__desc {
    width: 5.2rem;
    margin: 0;
    color: #FFF;
    font-family: Montserrat, sans-serif;
    font-size: 0.16rem;
    font-style: normal;
    font-weight: 400;
    line-height: 150%;
    /* 24px */
    text-transform: capitalize;
    z-index: 10;
    position: relative;
}

.first::before {
    transform: scale(1.15);
    animation: first-bg-in 2s cubic-bezier(0.22, 1, 0.36, 1) forwards;
}

.first__title {
    opacity: 0;
    animation: first-title-in 1s cubic-bezier(0.22, 1, 0.36, 1) 0.4s forwards;
}

.first__desc {
    opacity: 0;
    animation: first-desc-in 0.9s cubic-bezier(0.22, 1, 0.36, 1) 0.85s forwards;
}

@keyframes first-bg-in {
    from {
        transform: scale(1.15);
    }

    to {
        transform: scale(1);
    }
}

/* 遮罩：从左向右展开淡入 */
@keyframes first-shade-in {
    from {
        opacity: 0;
        clip-path: inset(0 100% 0 0);
    }

    to {
        opacity: 1;
        clip-path: inset(0 0 0 0);
    }
}

/* 标题：模糊上浮揭示 */
@keyframes first-title-in {
    from {
        opacity: 0;
        transform: translateY(0.4rem);
        filter: blur(0.06rem);
    }

    to {
        opacity: 1;
        transform: translateY(0);
        filter: blur(0);
    }
}

/* 描述：轻微左滑淡入 */
@keyframes first-desc-in {
    from {
        opacity: 0;
        transform: translateX(-0.3rem);
    }

    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* ---------- H5 适配 ---------- */
html[data-mode="h5"] .first {
    height: auto;
    margin-top: 0.8rem;
    /* H5 重新定义内边距，覆盖 PC 的 1.37rem / 2.6rem，避免标题溢出 */
    padding: 0.7rem 0.3rem 0.5rem;
}

html[data-mode="h5"] .first__title {
    left: auto;
    top: auto;
    width: 100%;
    font-size: 0.36rem;
}

html[data-mode="h5"] .first__desc {
    left: auto;
    top: auto;
    bottom: auto;
    width: 100%;
}

/* 系统开启"减少动态效果"时：直接显示，不做隐藏与动画 */
@media (prefers-reduced-motion: reduce) {
    .first::before {
        animation: none;
        transform: none;
    }

    .first__title,
    .first__desc {
        animation: none;
        opacity: 1;
        transform: none;
        filter: none;
        clip-path: none;
    }
}

/* ============================================================
   面包屑导航（1920 设计稿，1920x60，bg #F5F5F5，padding-left 160）
   滚动时吸附在固定导航栏（0.8rem）下方
   入场动效由 about.js 的 IntersectionObserver 添加 .is-in-view 触发
   ============================================================ */
.breadcrumb {
    position: sticky;
    top: 0.8rem;
    /* 吸附于 80px 高的导航栏下方 */
    z-index: 90;
    box-sizing: border-box;
    width: 100%;
    max-width: 19.2rem;
    height: 0.6rem;
    /* 60px */
    margin: 0 auto;
    padding-left: 2.6rem;
    /* 160px */
    background: #F2F3ED;
    display: flex;
    align-items: center;
}

.breadcrumb__inner {
    display: flex;
    align-items: center;
    gap: 0.12rem;
    /* 12px */
}

/* 面包屑项：14px / 400 / 行高 24px */
.breadcrumb__item {
    display: inline-flex;
    align-items: center;
    gap: 0.08rem;
    color: #333;
    font-family: "Montserrat", sans-serif;
    /* Gabarito */
    font-size: 0.14rem;
    /* 14px */
    font-style: normal;
    font-weight: 400;
    line-height: 0.24rem;
    /* 24px */
    text-decoration: none;
    cursor: pointer;
}

a.breadcrumb__item {
    transition: color 0.3s ease, transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}

a.breadcrumb__item:hover {
    color: #1078D8;
    transform: translateX(0.03rem);
}

/* 当前页：不可点击，弱化为 #999 */
.breadcrumb__item.is-current {
    color: #999;
    cursor: default;
}

/* 分隔符 */
.breadcrumb__sep {
    color: #999;
    font-size: 0.14rem;
    line-height: 0.24rem;
    user-select: none;
}

/* Home 图标：24px，悬浮轻旋 */
.breadcrumb__icon {
    display: block;
    width: 0.24rem;
    /* 24px */
    height: 0.24rem;
    /* 24px */
    transition: transform 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.breadcrumb__item--home:hover .breadcrumb__icon {
    transform: rotate(-14deg) scale(1.12);
}

/* ---------- 入场动效：整条自导航栏下方滑落展开，内容错峰淡入 ----------
   隐藏初始态统一限定在 html.js 下：JS 失效（含缓存空脚本）时内容直接显示 */

html.js .breadcrumb.is-in-view {
    clip-path: inset(0 0 -20% 0);
    transition: clip-path 0.7s cubic-bezier(0.16, 1, 0.3, 1) 0.1s;
}

/* 内容项：错峰自左滑入 */
html.js .breadcrumb__item,
html.js .breadcrumb__sep {
    opacity: 0;
    transform: translateX(-0.2rem);
}

.breadcrumb.is-in-view .breadcrumb__item,
.breadcrumb.is-in-view .breadcrumb__sep {
    opacity: 1;
    transform: translateX(0);
    transition: opacity 0.5s ease, transform 0.55s cubic-bezier(0.16, 1, 0.3, 1);
}

.breadcrumb.is-in-view .breadcrumb__item--home {
    transition-delay: 0.25s;
}

.breadcrumb.is-in-view .breadcrumb__sep:nth-of-type(1) {
    transition-delay: 0.32s;
}

.breadcrumb.is-in-view .breadcrumb__item:nth-of-type(2) {
    transition-delay: 0.38s;
}

.breadcrumb.is-in-view .breadcrumb__sep:nth-of-type(2) {
    transition-delay: 0.44s;
}

.breadcrumb.is-in-view .breadcrumb__item.is-current {
    transition-delay: 0.5s;
}

/* Home 图标：弹性缩放弹入 */
html.js .breadcrumb__icon {
    opacity: 0;
    scale: 0.3;
}

.breadcrumb.is-in-view .breadcrumb__icon {
    opacity: 1;
    scale: 1;
    transition: opacity 0.4s ease 0.25s,
        scale 0.55s cubic-bezier(0.34, 1.56, 0.64, 1) 0.25s,
        transform 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.breadcrumb.is-in-view .breadcrumb__item--home:hover .breadcrumb__icon {
    transform: rotate(-14deg) scale(1.12);
}

/* ---------- H5 适配（750 设计稿基准） ---------- */
html[data-mode="h5"] .breadcrumb {
    padding-left: 0.3rem;
}

html[data-mode="h5"] .breadcrumb__item {
    font-size: 0.13rem;
}

/* ---------- 动效减弱（无障碍） ---------- */
@media (prefers-reduced-motion: reduce) {

    .breadcrumb,
    .breadcrumb__item,
    .breadcrumb__sep,
    .breadcrumb__icon {
        transition: none !important;
        opacity: 1 !important;
        transform: none !important;
        clip-path: none !important;
        scale: none !important;
    }
}

/* ============================================================
   第3屏：Our Factory 横幅（1920 x 457，1rem = 100px）
   背景图 + 上下 70% 黑色遮罩；标题/描述/按钮全部居中
   标题 top 131 / 40px 600；描述 top 200 / 16px #CCC；
   按钮 152 x 48 橙色胶囊 left 884 / top 288
   ============================================================ */
.third {
    position: relative;
    width: 100%;
    max-width: 19.2rem;
    height: 4.57rem;
    /* 457px */
    margin: 0 auto;
    box-sizing: border-box;
    overflow: hidden;
}

/* 背景图层独立成层，便于 Ken Burns 缓推入场 */
.third::before {
    content: "";
    position: absolute;
    inset: 0;
    z-index: 0;
    background: url("../assets/images/about/third-img.webp") no-repeat center / cover;
}

/* 上下均匀 70% 黑色遮罩（画布 0deg 0.7 → 0.7） */
.third::after {
    content: "";
    position: absolute;
    inset: 0;
    z-index: 1;
    background: rgba(0, 0, 0, 0.7);
    pointer-events: none;
}

.third__inner {
    position: relative;
    z-index: 2;
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
}

/* 标题：40px / 600 / #FFF，居中，top 131 */
.third__title {
    margin: 1.31rem 0 0;
    width: 10rem;
    overflow: hidden;
    padding-bottom: 0.05rem;
    text-align: center;
    color: #FFF;
    font-family: Montserrat, sans-serif;
    font-size: 0.4rem;
    font-style: normal;
    font-weight: 600;
    line-height: normal;
    text-transform: capitalize;
}

.third__title span {
    display: inline-block;
}

/* 描述：16px / 400 / #CCC，居中，top 200（距标题底约 21） */
.third__desc {
    margin: 0.21rem 0 0;
    width: 9.76rem;
    text-align: center;
    color: #CCCCCC;
    font-family: Montserrat, sans-serif;
    font-size: 0.16rem;
    font-style: normal;
    font-weight: 400;
    line-height: 150%;
    /* 24px */
    text-transform: capitalize;
}

/* 按钮：152 x 48 橙色胶囊，左 24 文案 / 右 24 箭头，top 288（距描述底约 40） */
.third__btn {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 1.52rem;
    height: 0.48rem;
    margin-top: 0.4rem;
    padding: 0 0.24rem;
    box-sizing: border-box;
    background: #EA5404;
    border-radius: 100px;
    text-decoration: none;
    overflow: hidden;
    transition: background-color 0.35s ease,
        box-shadow 0.35s ease,
        transform 0.35s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.third__btn-text {
    color: #FFF;
    font-family: Gabarito, Montserrat, sans-serif;
    font-size: 0.16rem;
    font-style: normal;
    font-weight: 400;
    line-height: normal;
    white-space: nowrap;
}

.third__btn-icon {
    flex: 0 0 auto;
    width: 0.2rem;
    height: 0.2rem;
    transition: transform 0.35s cubic-bezier(0.34, 1.56, 0.64, 1);
}

/* 高光斜切层：悬浮时扫过按钮表面 */
.third__btn::before {
    content: "";
    position: absolute;
    top: 0;
    left: -0.75rem;
    width: 0.5rem;
    height: 100%;
    background: linear-gradient(105deg,
            rgba(255, 255, 255, 0) 0%,
            rgba(255, 255, 255, 0.6) 50%,
            rgba(255, 255, 255, 0) 100%);
    transform: skewX(-20deg);
    transition: left 0.5s ease;
    pointer-events: none;
}

/* ---------- 按钮悬浮：微升辉光 + 高光扫过 + 箭头探出 ---------- */
.third__btn:hover {
    background: #FF6A1A;
    transform: translateY(-0.04rem);
    box-shadow: 0 0.08rem 0.2rem rgba(234, 84, 4, 0.45);
}

.third__btn:hover::before {
    left: 1.5rem;
}

.third__btn:hover .third__btn-icon {
    transform: translate(0.04rem, -0.04rem);
}

/* ============================================================
   入场动效（common.js 滚动加 .is-in-view 触发）
   背景 Ken Burns → 遮罩淡入 → 标题蒙版揭示+模糊上浮 → 描述上浮 → 按钮回弹弹出
   ============================================================ */
html.js .third__title,
html.js .third__desc,
html.js .third__btn {
    opacity: 0;
}

.third::before {
    transform: scale(1.12);
    transition: transform 1.8s cubic-bezier(0.22, 1, 0.36, 1);
}

.third.is-in-view .third::before {
    transform: scale(1);
}

.third::after {
    opacity: 0;
    transition: opacity 1.2s ease 0.15s;
}

.third.is-in-view .third::after {
    opacity: 1;
}

.third.is-in-view .third__title {
    opacity: 1;
    animation: third-title-in 1s cubic-bezier(0.22, 1, 0.36, 1) 0.3s backwards;
}

.third.is-in-view .third__desc {
    opacity: 1;
    animation: third-desc-in 0.9s cubic-bezier(0.22, 1, 0.36, 1) 0.65s backwards;
}

.third.is-in-view .third__btn {
    opacity: 1;
    animation: third-btn-in 0.7s cubic-bezier(0.34, 1.56, 0.64, 1) 0.95s backwards;
}

@keyframes third-title-in {
    from {
        opacity: 0;
        transform: translateY(0.5rem);
        filter: blur(0.06rem);
    }

    to {
        opacity: 1;
        transform: none;
        filter: blur(0);
    }
}

@keyframes third-desc-in {
    from {
        opacity: 0;
        transform: translateY(0.3rem);
    }

    to {
        opacity: 1;
        transform: none;
    }
}

@keyframes third-btn-in {
    from {
        opacity: 0;
        transform: scale(0.4) rotate(-8deg);
    }

    to {
        opacity: 1;
        transform: none;
    }
}

/* ---------- H5 适配 ---------- */
html[data-mode="h5"] .third {
    height: 4rem;
}

html[data-mode="h5"] .third__title {
    margin-top: 1rem;
    width: auto;
    padding: 0 0.3rem 0.05rem;
    font-size: 0.36rem;
}

html[data-mode="h5"] .third__desc {
    width: 6.4rem;
    font-size: 0.22rem;
}

html[data-mode="h5"] .third__btn {
    width: 2rem;
    height: 0.6rem;
    margin-top: 0.5rem;
}

html[data-mode="h5"] .third__btn-text {
    font-size: 0.22rem;
}

/* 系统开启"减少动态效果"时：直接显示，不做动画 */
@media (prefers-reduced-motion: reduce) {

    .third::before,
    .third.is-in-view .third::before {
        transform: none;
        transition: none;
    }

    .third::after,
    .third.is-in-view .third::after {
        opacity: 1;
        transition: none;
    }

    html.js .third__title,
    html.js .third__desc,
    html.js .third__btn,
    .third.is-in-view .third__title,
    .third.is-in-view .third__desc,
    .third.is-in-view .third__btn {
        opacity: 1;
        transform: none;
        filter: none;
        transition: none;
        animation: none;
    }
}

/* ============================================================
   第6屏：Our Advantages（1920 x 617，1rem = 100px）
   背景图；标题居中 top 79 / 40px 600 #333
   三列优势：容器 1400 left 260 top 218，列宽 380 间距 130
   编号 20px 600；标题 20px 600 top 66；描述 16px #666 top 144
   第一列编号/标题橙色高亮；列间 1px #D9D9D9 竖分隔线（高 200）
   ============================================================ */
.sixth {
    position: relative;
    width: 100%;
    max-width: 19.2rem;
    height: 6.17rem;
    /* 617px */
    margin: 0 auto;
    box-sizing: border-box;
    overflow: hidden;
}

/* 背景图层独立成层，便于 Ken Burns 缓推入场 */
.sixth::before {
    content: "";
    position: absolute;
    inset: 0;
    z-index: 0;
    background: url("../assets/images/about/sixth-img.webp") no-repeat center / cover;
}

/* 内容层 */
.sixth__title,
.sixth__grid {
    position: relative;
    z-index: 1;
}

/* 标题：40px / 600 / #333，居中，top 79 */
.sixth__title {
    margin: 0.79rem auto 0;
    width: 10rem;
    overflow: hidden;
    padding-bottom: 0.05rem;
    text-align: center;
    color: #333;
    font-family: Montserrat, sans-serif;
    font-size: 0.4rem;
    font-style: normal;
    font-weight: 600;
    line-height: normal;
    text-transform: capitalize;
}

.sixth__title span {
    display: inline-block;
}

/* 三列：容器 1400，列宽 380，间距 130（space-between 均分） */
.sixth__grid {
    display: flex;
    justify-content: space-between;
    width: 14rem;
    margin: 0.93rem auto 0;
    /* top 218 - 标题底部约 128 */
}

.sixth__col {
    position: relative;
    width: 3.8rem;
    transition: transform 0.45s cubic-bezier(0.22, 1, 0.36, 1);
}

/* 列间竖分隔线：1px x 200，居中间隙 */
.sixth__col+.sixth__col::before {
    content: "";
    position: absolute;
    left: -0.655rem;
    top: 0.64rem;
    width: 1px;
    height: 2rem;
    background: #D9D9D9;
    transform-origin: top;
    transition: transform 0.6s cubic-bezier(0.22, 1, 0.36, 1),
        background-color 0.4s ease;
}

/* 编号：20px / 600 */
.sixth__num {
    display: block;
    color: #333;
    font-family: Montserrat, sans-serif;
    font-size: 0.2rem;
    font-style: normal;
    font-weight: 600;
    line-height: normal;
    transition: color 0.3s ease;
}

/* 标题：20px / 600，top 66（编号下 42） */
.sixth__name {
    margin: 0.42rem 0 0;
    min-height: 0.78rem;
    /* 占位到描述起点 144，保证三列描述对齐 */
    color: #333;
    font-family: Montserrat, sans-serif;
    font-size: 0.2rem;
    font-style: normal;
    font-weight: 600;
    line-height: normal;
    text-transform: capitalize;
    transition: color 0.3s ease;
}

/* 描述：16px / 400 / #666，宽 380，top 144 */
.sixth__desc {
    margin: 0;
    color: #666;
    font-family: Montserrat, sans-serif;
    font-size: 0.16rem;
    font-style: normal;
    font-weight: 400;
    line-height: 150%;
    /* 24px */
}

/* ---------- 悬浮：列上浮 + 编号/标题变橙 + 分隔线点亮 ---------- */
.sixth__col:hover {
    transform: translateY(-0.08rem);
}

.sixth__col:hover .sixth__num,
.sixth__col:hover .sixth__name {
    color: #EA5404;
}

.sixth__col:hover+.sixth__col::before {
    background: #EA5404;
}

/* ============================================================
   入场动效（common.js 滚动加 .is-in-view 触发）
   背景 Ken Burns → 标题蒙版揭示 → 编号弹出 → 列内容上浮错峰 → 分隔线纵向生长
   ============================================================ */
html.js .sixth__title,
html.js .sixth__num,
html.js .sixth__name,
html.js .sixth__desc {
    opacity: 0;
}

.sixth::before {
    transform: scale(1.12);
    transition: transform 1.8s cubic-bezier(0.22, 1, 0.36, 1);
}

.sixth.is-in-view .sixth::before {
    transform: scale(1);
}

.sixth.is-in-view .sixth__title {
    opacity: 1;
    animation: sixth-title-in 0.9s cubic-bezier(0.22, 1, 0.36, 1) 0.15s backwards;
}

/* 列整体：上浮错峰（编号/标题/描述各自再错峰） */
.sixth.is-in-view .sixth__num {
    opacity: 1;
    animation: sixth-num-in 0.6s cubic-bezier(0.34, 1.56, 0.64, 1) backwards;
}

.sixth.is-in-view .sixth__name,
.sixth.is-in-view .sixth__desc {
    opacity: 1;
    animation: sixth-fade-up 0.8s cubic-bezier(0.22, 1, 0.36, 1) backwards;
}

.sixth.is-in-view .sixth__col:nth-child(1) .sixth__num {
    animation-delay: 0.35s;
}

.sixth.is-in-view .sixth__col:nth-child(1) .sixth__name {
    animation-delay: 0.45s;
}

.sixth.is-in-view .sixth__col:nth-child(1) .sixth__desc {
    animation-delay: 0.55s;
}

.sixth.is-in-view .sixth__col:nth-child(2) .sixth__num {
    animation-delay: 0.55s;
}

.sixth.is-in-view .sixth__col:nth-child(2) .sixth__name {
    animation-delay: 0.65s;
}

.sixth.is-in-view .sixth__col:nth-child(2) .sixth__desc {
    animation-delay: 0.75s;
}

.sixth.is-in-view .sixth__col:nth-child(3) .sixth__num {
    animation-delay: 0.75s;
}

.sixth.is-in-view .sixth__col:nth-child(3) .sixth__name {
    animation-delay: 0.85s;
}

.sixth.is-in-view .sixth__col:nth-child(3) .sixth__desc {
    animation-delay: 0.95s;
}

/* 分隔线：入场后纵向生长 */
.sixth__col+.sixth__col::before {
    transform: scaleY(0);
}

.sixth.is-in-view .sixth__col+.sixth__col::before {
    transform: scaleY(1);
}

.sixth.is-in-view .sixth__col:nth-child(2)::before {
    transition-delay: 0.7s;
}

.sixth.is-in-view .sixth__col:nth-child(3)::before {
    transition-delay: 0.9s;
}

@keyframes sixth-title-in {
    from {
        opacity: 0;
        transform: translateY(0.5rem);
        clip-path: inset(0 0 100% 0);
    }

    to {
        opacity: 1;
        transform: none;
        clip-path: inset(-10% 0 0 0);
    }
}

@keyframes sixth-num-in {
    from {
        opacity: 0;
        transform: scale(0.3) translateY(0.2rem);
    }

    to {
        opacity: 1;
        transform: none;
    }
}

@keyframes sixth-fade-up {
    from {
        opacity: 0;
        transform: translateY(0.3rem);
    }

    to {
        opacity: 1;
        transform: none;
    }
}

/* ---------- H5 适配 ---------- */
html[data-mode="h5"] .sixth {
    height: auto;
    padding: 0.6rem 0.3rem 0.7rem;
}

html[data-mode="h5"] .sixth__title {
    margin-top: 0;
    width: auto;
    font-size: 0.4rem;
}

html[data-mode="h5"] .sixth__grid {
    width: 100%;
    margin-top: 0.5rem;
    flex-direction: column;
    gap: 0.5rem;
}

html[data-mode="h5"] .sixth__col {
    width: 100%;
}

/* H5 竖分隔线改为列间横线 */
html[data-mode="h5"] .sixth__col+.sixth__col::before {
    left: 0;
    top: -0.25rem;
    width: 100%;
    height: 1px;
}

html[data-mode="h5"] .sixth__name {
    min-height: 0;
    margin-top: 0.2rem;
    font-size: 0.26rem;
}

html[data-mode="h5"] .sixth__desc {
    margin-top: 0.15rem;
    font-size: 0.22rem;
}

/* 系统开启"减少动态效果"时：直接显示，不做动画 */
@media (prefers-reduced-motion: reduce) {

    .sixth::before,
    .sixth.is-in-view .sixth::before {
        transform: none;
        transition: none;
    }

    html.js .sixth__title,
    html.js .sixth__num,
    html.js .sixth__name,
    html.js .sixth__desc,
    .sixth.is-in-view .sixth__title,
    .sixth.is-in-view .sixth__num,
    .sixth.is-in-view .sixth__name,
    .sixth.is-in-view .sixth__desc {
        opacity: 1;
        transform: none;
        clip-path: none;
        transition: none;
        animation: none;
    }

    .sixth__col+.sixth__col::before,
    .sixth.is-in-view .sixth__col+.sixth__col::before {
        transform: none;
        transition: none;
    }
}

/* ============================================================
   第5屏：Our Team && Service Approach（1920 x 765，1rem = 100px）
   渐变底 #F2F3ED → #FFF；标题居中 top 78 / 40px 600；副描述 top 137
   三卡 430 x 450 间距 55 top 225；默认白底描边，悬浮变图片+暗渐变、标题上移变白
   ============================================================ */
.fifith {
    position: relative;
    width: 100%;
    max-width: 19.2rem;
    height: 7.65rem;
    /* 765px */
    margin: 0 auto;
    box-sizing: border-box;
    background: linear-gradient(180deg, #F2F3ED 0%, #FFF 100%);
    overflow: hidden;
}

/* 标题：40px / 600 / #333，居中，top 78 */
.fifith__title {
    margin: 0.78rem auto 0;
    width: 10rem;
    overflow: hidden;
    padding-bottom: 0.05rem;
    text-align: center;
    color: #333;
    font-family: Montserrat, sans-serif;
    font-size: 0.4rem;
    font-style: normal;
    font-weight: 600;
    line-height: normal;
    text-transform: capitalize;
}

.fifith__title span {
    display: inline-block;
}

/* 副描述：16px / 400 / #666，居中，宽 770，top 137 */
.fifith__sub {
    margin: 0.11rem auto 0;
    width: 7.7rem;
    text-align: center;
    color: #666;
    font-family: Montserrat, sans-serif;
    font-size: 0.16rem;
    font-style: normal;
    font-weight: 400;
    line-height: 150%;
    text-transform: capitalize;
}

/* 三卡：容器 1400，卡宽 430，间距 55（space-between 均分），top 225 */
.fifith__grid {
    display: flex;
    justify-content: space-between;
    width: 14rem;
    margin: 0.64rem auto 0;
}

/* 卡片：默认白底 + 1px #CCC 描边，圆角 20 */
.fifith__card {
    position: relative;
    box-sizing: border-box;
    width: 4.3rem;
    height: 4.5rem;
    padding: 0 0.37rem;
    border: 1px solid #CCCCCC;
    border-radius: 0.2rem;
    background: #FFF;
    overflow: hidden;
    cursor: pointer;
    transition: transform 0.5s cubic-bezier(0.22, 1, 0.36, 1),
        box-shadow 0.5s ease,
        border-color 0.5s ease;
    display: flex;
    flex-direction: column;
}

/* 悬浮背景层：图片 + 顶部 80% 黑色渐变（180deg 0.8 → 0），默认隐藏 */
.fifith__card::before {
    content: "";
    position: absolute;
    inset: 0;
    z-index: 0;
    background:
        linear-gradient(180deg, rgba(0, 0, 0, 0.8) 0%, rgba(0, 0, 0, 0) 100%),
        url("../assets/images/about/fifth-img.webp") no-repeat center / cover;
    opacity: 0;
    transform: scale(1.12);
    transition: opacity 0.55s ease,
        transform 0.8s cubic-bezier(0.22, 1, 0.36, 1);
    pointer-events: none;
}

/* 标签：#F2F3ED 圆角 10，高 36，left 37 / top 61 */
.fifith__tag {
    width: max-content;
    position: relative;
    z-index: 1;
    display: inline-flex;
    align-items: center;
    height: 0.36rem;
    margin-top: 0.61rem;
    padding: 0 0.16rem;
    border-radius: 0.1rem;
    background: #F2F3ED;
    color: #666;
    font-family: Montserrat, sans-serif;
    font-size: 0.16rem;
    font-style: normal;
    font-weight: 400;
    line-height: normal;
    white-space: nowrap;
    transition: background-color 0.4s ease,
        color 0.4s ease;
}

/* 标题：20px / 600 / #333，宽 357，默认 top 152 */
.fifith__name {
    position: relative;
    z-index: 1;
    margin: 0.55rem 0 0;
    width: 3.57rem;
    color: #333;
    font-family: Montserrat, sans-serif;
    font-size: 0.2rem;
    font-style: normal;
    font-weight: 600;
    line-height: normal;
    text-transform: capitalize;
    transition: color 0.4s ease,
        margin-top 0.5s cubic-bezier(0.22, 1, 0.36, 1);
}

/* 描述：16px / 400 / #666，宽 357，top 220 */
.fifith__desc {
    position: relative;
    z-index: 1;
    margin: 0.2rem 0 0;
    width: 3.57rem;
    color: #666;
    font-family: Montserrat, sans-serif;
    font-size: 0.16rem;
    font-style: normal;
    font-weight: 400;
    line-height: 150%;
    /* 24px */
    transition: opacity 0.4s ease,
        transform 0.5s cubic-bezier(0.22, 1, 0.36, 1);
}

/* ---------- 卡片悬浮：变图片暗色卡 ---------- */
/* 标题从 152 上移到 119（-33px），文字变白，描述隐藏 */
.fifith__card:hover {
    transform: translateY(-0.1rem);
    border-color: rgba(204, 204, 204, 0.4);
    box-shadow: 0 0.2rem 0.44rem rgba(0, 0, 0, 0.18);
}

.fifith__card:hover::before {
    opacity: 1;
    transform: scale(1);
}

.fifith__card:hover .fifith__name {
    margin-top: 0.22rem;
    color: #FFF;
}

.fifith__card:hover .fifith__desc {
    opacity: 0;
    transform: translateY(0.2rem);
    visibility: hidden;
}

.fifith__card:hover .fifith__tag {
    background: rgba(242, 243, 237, 0.92);
}

/* ============================================================
   入场动效（common.js 滚动加 .is-in-view 触发）
   标题蒙版揭示 → 副描述上浮 → 卡片 3D 翻入错峰 → 卡内元素逐个弹出
   ============================================================ */
html.js .fifith__title,
html.js .fifith__sub,
html.js .fifith__card {
    opacity: 0;
}

.fifith.is-in-view .fifith__title {
    opacity: 1;
    animation: fifith-title-in 0.9s cubic-bezier(0.22, 1, 0.36, 1) 0.15s backwards;
}

.fifith.is-in-view .fifith__sub {
    opacity: 1;
    animation: fifith-fade-up 0.8s cubic-bezier(0.22, 1, 0.36, 1) 0.35s backwards;
}

.fifith.is-in-view .fifith__card {
    opacity: 1;
    animation: fifith-card-in 0.9s cubic-bezier(0.22, 1, 0.36, 1) backwards;
}

.fifith.is-in-view .fifith__card:nth-child(1) {
    animation-delay: 0.5s;
}

.fifith.is-in-view .fifith__card:nth-child(2) {
    animation-delay: 0.65s;
}

.fifith.is-in-view .fifith__card:nth-child(3) {
    animation-delay: 0.8s;
}

/* 卡内标签错峰弹出 */
.fifith.is-in-view .fifith__tag {
    animation: fifith-tag-in 0.5s cubic-bezier(0.34, 1.56, 0.64, 1) backwards;
}

.fifith.is-in-view .fifith__card:nth-child(1) .fifith__tag {
    animation-delay: 0.75s;
}

.fifith.is-in-view .fifith__card:nth-child(2) .fifith__tag {
    animation-delay: 0.9s;
}

.fifith.is-in-view .fifith__card:nth-child(3) .fifith__tag {
    animation-delay: 1.05s;
}

@keyframes fifith-title-in {
    from {
        opacity: 0;
        transform: translateY(0.5rem);
        clip-path: inset(0 0 100% 0);
    }

    to {
        opacity: 1;
        transform: none;
        clip-path: inset(-10% 0 0 0);
    }
}

@keyframes fifith-fade-up {
    from {
        opacity: 0;
        transform: translateY(0.3rem);
    }

    to {
        opacity: 1;
        transform: none;
    }
}

@keyframes fifith-card-in {
    from {
        opacity: 0;
        transform: perspective(12rem) rotateX(12deg) translateY(0.7rem) scale(0.94);
        transform-origin: center bottom;
    }

    to {
        opacity: 1;
        transform: none;
    }
}

@keyframes fifith-tag-in {
    from {
        opacity: 0;
        transform: scale(0.4);
    }

    to {
        opacity: 1;
        transform: none;
    }
}

/* ---------- H5 适配 ---------- */
html[data-mode="h5"] .fifith {
    height: auto;
    padding: 0.6rem 0.3rem 0.7rem;
}

html[data-mode="h5"] .fifith__title {
    margin-top: 0;
    width: auto;
    font-size: 0.4rem;
}

html[data-mode="h5"] .fifith__sub {
    width: 100%;
    font-size: 0.22rem;
}

html[data-mode="h5"] .fifith__grid {
    width: 100%;
    margin-top: 0.5rem;
    flex-direction: column;
    gap: 0.3rem;
}

html[data-mode="h5"] .fifith__card {
    width: 100%;
    height: auto;
    padding: 0 0.3rem 0.4rem;
}

html[data-mode="h5"] .fifith__tag {
    margin-top: 0.4rem;
}

html[data-mode="h5"] .fifith__name {
    margin-top: 0.3rem;
    width: 100%;
    min-height: 0.72rem;
    font-size: 0.26rem;
}

html[data-mode="h5"] .fifith__desc {
    width: 100%;
    font-size: 0.22rem;
}

/* 系统开启"减少动态效果"时：直接显示，不做动画 */
@media (prefers-reduced-motion: reduce) {

    html.js .fifith__title,
    html.js .fifith__sub,
    html.js .fifith__card,
    .fifith.is-in-view .fifith__title,
    .fifith.is-in-view .fifith__sub,
    .fifith.is-in-view .fifith__card,
    .fifith.is-in-view .fifith__tag {
        opacity: 1;
        transform: none;
        clip-path: none;
        transition: none;
        animation: none;
    }
}

/* ============================================================
   第2屏：Who We Are / What We Do（1920 基准，1rem = 100px）
   padding 100 260；标题 40px 下边距 20；描述 16px 下边距 50
   中部：橙色年份块 365x359（padding 75 0 0 70）+ 工厂图高 359，下边距 123
   下方：左文案（宽 500 右距 64）+ 右侧无限轮播（卡 256x400 padding 20）
   ============================================================ */
.second {
    box-sizing: border-box;
    width: 100%;
    max-width: 19.2rem;
    margin: 0 auto;
    padding: 1rem 2.6rem;
    overflow: hidden;
}

/* ---------- Who We Are 标题：40px / 600 / #333，下边距 20 ---------- */
.second__title {
    margin: 0 0 0.2rem;
    overflow: hidden;
    padding-bottom: 0.05rem;
    color: #333;
    font-family: Montserrat, sans-serif;
    font-size: 0.4rem;
    font-style: normal;
    font-weight: 600;
    line-height: normal;
    text-transform: capitalize;
}

.second__title span {
    display: inline-block;
}

/* 描述：16px / 400 / #666 / 150%，下边距 50 */
.second__desc {
    margin: 0 0 0.5rem;
    color: #666;
    font-family: Montserrat, sans-serif;
    font-size: 0.16rem;
    font-style: normal;
    font-weight: 400;
    line-height: 150%;
    /* 24px */
}

/* ---------- 中部：左橙色年份块 + 右工厂图，下边距 123 ---------- */
.second__main {
    display: flex;
    margin-bottom: 1.23rem;
}

/* 左侧文本区：365 x 359，#EA5404，padding 75 0 0 70 */
.second__history {
    flex: 0 0 auto;
    box-sizing: border-box;
    width: 3.65rem;
    height: 3.59rem;
    padding: 0.75rem 0 0 0.7rem;
    background: #EA5404;
}

.second__icon {
    display: block;
    width: 0.52rem;
    height: 0.52rem;
    margin-bottom: 0.37rem;
}

/* 年份：56px / 700 / #FFF，下边距 12 */
.second__year {
    margin: 0 0 0.12rem;
    color: #FFF;
    font-family: Montserrat, sans-serif;
    font-size: 0.56rem;
    font-style: normal;
    font-weight: 700;
    line-height: normal;
    text-transform: uppercase;
}

/* 说明：16px / 400 / #FFF，宽 201 */
.second__note {
    margin: 0;
    width: 2.01rem;
    color: #FFF;
    font-family: Montserrat, sans-serif;
    font-size: 0.16rem;
    font-style: normal;
    font-weight: 400;
    line-height: normal;
}

/* 右侧图片：高 359，撑满剩余宽度 */
.second__photo {
    display: block;
    flex: 1;
    min-width: 0;
    height: 3.59rem;
    object-fit: cover;
}

/* ---------- 下方：左文案（右距 64）+ 右侧无限轮播 ---------- */
.second__bottom {
    display: flex;
    align-items: flex-start;
}

.second__intro {
    flex: 0 0 auto;
    width: 5rem;
    margin-right: 0.64rem;
}

/* What We Do：40px / 600 / #333，下边距 20 */
.second__subtitle {
    margin: 0 0 0.2rem;
    overflow: hidden;
    padding-bottom: 0.05rem;
    color: #333;
    font-family: Montserrat, sans-serif;
    font-size: 0.4rem;
    font-style: normal;
    font-weight: 600;
    line-height: normal;
    text-transform: capitalize;
}

.second__subtitle span {
    display: inline-block;
}

.second__intro-desc {
    margin: 0;
    color: #666;
    font-family: Montserrat, sans-serif;
    font-size: 0.16rem;
    font-style: normal;
    font-weight: 400;
    line-height: 150%;
    /* 24px */
    margin-bottom: 0.3rem;
}

/* 带序号文本：16px / #333 / 200%，下边距 35 */
.second__list {
    margin: 0 0 0.35rem;
    padding: 0;
    list-style: none;
    color: #333;
    font-family: Montserrat, sans-serif;
    font-size: 0.16rem;
    font-style: normal;
    font-weight: 400;
    line-height: 200%;
}

/* 轮播控制按钮：50 x 50 圆形 #F2F3ED，间隔 10；悬浮 #EA5404 图标变白 */
.second__nav {
    display: flex;
    gap: 0.1rem;
}

.second__nav-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 0.5rem;
    height: 0.5rem;
    padding: 0.09rem;
    box-sizing: border-box;
    border: none;
    border-radius: 0.25rem;
    background: #F2F3ED;
    color: #999999;
    cursor: pointer;
    transition: background-color 0.35s ease,
        color 0.35s ease,
        transform 0.35s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.second__nav-btn svg {
    width: 0.32rem;
    height: 0.32rem;
    display: block;
}

.second__nav-btn:hover {
    background: #EA5404;
    color: #FFF;
    transform: scale(1.08);
}

.second__nav-btn:active {
    transform: scale(0.94);
}

/* ---------- 右侧无限轮播：卡 256 x 400，padding 20，内容居下 ---------- */
.second__carousel {
    flex: 1;
    min-width: 0;
    overflow: hidden;
    /* 上下留出悬浮余量，负 margin 抵消，不改变整体布局 */
    padding: 0.8rem 0;
    margin: -0.8rem 0;
}

.second__track {
    display: flex;
    gap: 0.34rem;
    will-change: transform;
    transition: transform 0.5s cubic-bezier(0.22, 1, 0.36, 1);
}

.second__card {
    position: relative;
    flex: 0 0 auto;
    box-sizing: border-box;
    display: flex;
    align-items: flex-end;
    /* 内容居下 */
    width: 2.56rem;
    height: 4rem;
    padding: 0.2rem;
    overflow: hidden;
    cursor: pointer;
    transition: transform 0.5s cubic-bezier(0.22, 1, 0.36, 1),
        box-shadow 0.5s ease;
}

.second__card-img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.7s cubic-bezier(0.22, 1, 0.36, 1);
}

/* 底部暗渐变：默认隐藏，悬浮时浮现承托标题 */
.second__card::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg,
            rgba(0, 0, 0, 0) 40%,
            rgba(0, 0, 0, 0.75) 100%);
    opacity: 0;
    transition: opacity 0.45s ease;
    pointer-events: none;
}

/* 标题：20px / 600 / #FFF / 150%，悬浮时上滑显示 */
.second__card-name {
    position: relative;
    z-index: 1;
    margin: 0;
    color: #FFF;
    font-family: Montserrat, sans-serif;
    font-size: 0.2rem;
    font-style: normal;
    font-weight: 600;
    line-height: 150%;
    /* 30px */
    text-transform: capitalize;
    opacity: 0;
    transform: translateY(0.24rem);
    transition: opacity 0.4s ease,
        transform 0.45s cubic-bezier(0.22, 1, 0.36, 1);
}

/* ---------- 卡片悬浮：图片放大 + 暗渐变浮现 + 标题上滑显示 ---------- */
.second__card:hover {
    transform: translateY(-0.1rem);
    z-index: 1;
}

.second__card:hover .second__card-img {
    transform: scale(1.1);
}

.second__card:hover::after {
    opacity: 1;
}

.second__card:hover .second__card-name {
    opacity: 1;
    transform: translateY(0);
}

/* ============================================================
   入场动效（common.js 滚动加 .is-in-view 触发）
   标题揭示 → 描述上浮 → 年份块左滑入+内部错峰 → 工厂图右展揭示
   → What We Do 揭示 → 列表逐条左滑 → 按钮弹出 → 卡片 3D 翻入错峰
   ============================================================ */
html.js .second__title,
html.js .second__desc,
html.js .second__history,
html.js .second__photo,
html.js .second__subtitle,
html.js .second__intro-desc,
html.js .second__list li,
html.js .second__nav-btn,
html.js .second__card {
    opacity: 0;
}

.second.is-in-view .second__title {
    opacity: 1;
    animation: second-title-in 0.9s cubic-bezier(0.22, 1, 0.36, 1) 0.15s backwards;
}

.second.is-in-view .second__desc {
    opacity: 1;
    animation: second-fade-up 0.8s cubic-bezier(0.22, 1, 0.36, 1) 0.3s backwards;
}

/* 年份块：左滑入 */
.second.is-in-view .second__history {
    opacity: 1;
    animation: second-history-in 0.9s cubic-bezier(0.22, 1, 0.36, 1) 0.45s backwards;
}

@keyframes second-history-in {
    from {
        opacity: 0;
        transform: translateX(-0.6rem);
    }

    to {
        opacity: 1;
        transform: none;
    }
}

/* 年份块内部：图标弹出 → 年份上浮 → 说明淡入 */
.second.is-in-view .second__icon {
    animation: second-icon-in 0.6s cubic-bezier(0.34, 1.56, 0.64, 1) 0.7s backwards;
}

.second.is-in-view .second__year {
    animation: second-fade-up 0.8s cubic-bezier(0.22, 1, 0.36, 1) 0.85s backwards;
}

.second.is-in-view .second__note {
    animation: second-fade-up 0.8s cubic-bezier(0.22, 1, 0.36, 1) 1s backwards;
}

@keyframes second-icon-in {
    from {
        opacity: 0;
        transform: scale(0.3) rotate(-20deg);
    }

    to {
        opacity: 1;
        transform: none;
    }
}

/* 工厂图：自右向左展开揭示 */
.second.is-in-view .second__photo {
    opacity: 1;
    animation: second-photo-in 1.1s cubic-bezier(0.22, 1, 0.36, 1) 0.55s backwards;
}

@keyframes second-photo-in {
    from {
        opacity: 0;
        clip-path: inset(0 0 0 100%);
    }

    to {
        opacity: 1;
        clip-path: inset(0 0 0 0);
    }
}

/* What We Do 区 */
.second.is-in-view .second__subtitle {
    opacity: 1;
    animation: second-title-in 0.9s cubic-bezier(0.22, 1, 0.36, 1) 0.6s backwards;
}

.second.is-in-view .second__intro-desc {
    opacity: 1;
    animation: second-fade-up 0.8s cubic-bezier(0.22, 1, 0.36, 1) 0.75s backwards;
}

.second.is-in-view .second__list li {
    opacity: 1;
    animation: second-item-in 0.6s cubic-bezier(0.22, 1, 0.36, 1) backwards;
}

.second.is-in-view .second__list li:nth-child(1) {
    animation-delay: 0.9s;
}

.second.is-in-view .second__list li:nth-child(2) {
    animation-delay: 1s;
}

.second.is-in-view .second__list li:nth-child(3) {
    animation-delay: 1.1s;
}

.second.is-in-view .second__list li:nth-child(4) {
    animation-delay: 1.2s;
}

@keyframes second-item-in {
    from {
        opacity: 0;
        transform: translateX(-0.4rem);
    }

    to {
        opacity: 1;
        transform: none;
    }
}

/* 控制按钮：回弹弹出 */
.second.is-in-view .second__nav-btn {
    opacity: 1;
    animation: second-btn-in 0.6s cubic-bezier(0.34, 1.56, 0.64, 1) 1.3s backwards;
}

@keyframes second-btn-in {
    from {
        opacity: 0;
        transform: scale(0.4);
    }

    to {
        opacity: 1;
        transform: none;
    }
}

/* 卡片：3D 翻入错峰 */
.second.is-in-view .second__card {
    opacity: 1;
    animation: second-card-in 0.9s cubic-bezier(0.22, 1, 0.36, 1) backwards;
}

.second.is-in-view .second__card:nth-child(1) {
    animation-delay: 0.7s;
}

.second.is-in-view .second__card:nth-child(2) {
    animation-delay: 0.85s;
}

.second.is-in-view .second__card:nth-child(3) {
    animation-delay: 1s;
}

@keyframes second-card-in {
    from {
        opacity: 0;
        transform: perspective(12rem) rotateY(16deg) translateX(0.5rem) scale(0.92);
    }

    to {
        opacity: 1;
        transform: none;
    }
}

@keyframes second-title-in {
    from {
        opacity: 0;
        transform: translateY(0.5rem);
        clip-path: inset(0 0 100% 0);
    }

    to {
        opacity: 1;
        transform: none;
        clip-path: inset(-10% 0 0 0);
    }
}

@keyframes second-fade-up {
    from {
        opacity: 0;
        transform: translateY(0.3rem);
    }

    to {
        opacity: 1;
        transform: none;
    }
}

/* ---------- H5 适配 ---------- */
html[data-mode="h5"] .second {
    padding: 0.6rem 0.3rem;
}

html[data-mode="h5"] .second__title,
html[data-mode="h5"] .second__subtitle {
    font-size: 0.4rem;
}

html[data-mode="h5"] .second__desc,
html[data-mode="h5"] .second__intro-desc {
    font-size: 0.22rem;
}

html[data-mode="h5"] .second__main {
    flex-direction: column;
    margin-bottom: 0.6rem;
}

html[data-mode="h5"] .second__history {
    width: 100%;
    height: auto;
    padding: 0.5rem 0.4rem;
}

html[data-mode="h5"] .second__year {
    font-size: 0.64rem;
}

html[data-mode="h5"] .second__note {
    width: auto;
    font-size: 0.22rem;
}

html[data-mode="h5"] .second__photo {
    width: 100%;
    height: 4rem;
}

html[data-mode="h5"] .second__bottom {
    flex-direction: column;
}

html[data-mode="h5"] .second__intro {
    width: 100%;
    margin-right: 0;
    margin-bottom: 0.4rem;
}

/* H5 轮播改原生横滑（去掉 PC 的 padding/负 margin 补偿；
   必须显式 width:100%，否则 column + align-items:flex-start
   会让容器宽度收缩为内容宽度，导致无溢出、按钮滚动无效） */
html[data-mode="h5"] .second__carousel {
    overflow-x: auto;
    scrollbar-width: none;
    margin: 0;
    padding: 0;
    width: 100%;
}

html[data-mode="h5"] .second__carousel::-webkit-scrollbar {
    display: none;
}

html[data-mode="h5"] .second__track {
    width: max-content;
    transition: none;
}

html[data-mode="h5"] .second__card {
    width: 3.2rem;
    height: 5rem;
}

html[data-mode="h5"] .second__card-name {
    font-size: 0.24rem;
    opacity: 1;
    transform: none;
}

/* 系统开启"减少动态效果"时：直接显示，不做动画 */
@media (prefers-reduced-motion: reduce) {

    html.js .second__title,
    html.js .second__desc,
    html.js .second__history,
    html.js .second__photo,
    html.js .second__subtitle,
    html.js .second__intro-desc,
    html.js .second__list li,
    html.js .second__nav-btn,
    html.js .second__card,
    .second.is-in-view .second__title,
    .second.is-in-view .second__desc,
    .second.is-in-view .second__history,
    .second.is-in-view .second__photo,
    .second.is-in-view .second__icon,
    .second.is-in-view .second__year,
    .second.is-in-view .second__note,
    .second.is-in-view .second__subtitle,
    .second.is-in-view .second__intro-desc,
    .second.is-in-view .second__list li,
    .second.is-in-view .second__nav-btn,
    .second.is-in-view .second__card {
        opacity: 1;
        transform: none;
        clip-path: none;
        filter: none;
        transition: none;
        animation: none;
    }
}

/* ============================================================
   第8屏：Where Our Customers Are（1200 内容区，1rem = 100px）
   padding 100 0 89；标题 40px 居中；地图 1200x586 透明度 0.6
   7 个定位点 24x24：默认 #999999，悬浮 #EA5404；7 个地区标签 16px #333
   ============================================================ */
.eighth {
    box-sizing: border-box;
    width: 100%;
    max-width: 19.2rem;
    margin: 0 auto;
    padding-bottom: 0.89rem;
    overflow: hidden;
}

/* 标题：40px / 600 / #333，居中 */
.eighth__title {
    margin: 0 auto;
    width: 10rem;
    overflow: hidden;
    padding-bottom: 0.05rem;
    text-align: center;
    color: #333;
    font-family: Montserrat, sans-serif;
    font-size: 0.4rem;
    font-style: normal;
    font-weight: 600;
    line-height: normal;
    text-transform: capitalize;
}

.eighth__title span {
    display: inline-block;
}

/* 地图容器：1200 x 586，顶部距标题 60 */
.eighth__map {
    position: relative;
    width: 12rem;
    height: 5.86rem;
    margin: 0.6rem auto 0;
}

/* 地图：透明度 0.6，入场 Ken Burns 缩放回正 */
.eighth__map-img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.6;
    transform: scale(1.08);
    transition: transform 1.8s cubic-bezier(0.22, 1, 0.36, 1);
    will-change: transform;
}

.eighth.is-in-view .eighth__map-img {
    transform: scale(1);
}

/* 地区标签：16px / #333 */
.eighth__label {
    position: absolute;
    color: #333;
    font-family: Montserrat, sans-serif;
    font-size: 0.16rem;
    font-style: normal;
    font-weight: 400;
    line-height: normal;
    white-space: nowrap;
    z-index: 1;
    transition: color 0.3s ease;
}

/* 定位点：24 x 24，默认 #999999 */
.eighth__dot {
    position: absolute;
    width: 0.24rem;
    height: 0.24rem;
    padding: 0;
    border: none;
    background: none;
    color: #999999;
    cursor: pointer;
    transition: color 0.3s ease,
        transform 0.35s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.eighth__dot svg {
    display: block;
    width: 100%;
    height: 100%;
}

/* 悬浮：变橙 + 放大 + 呼吸光环扩散 */
.eighth__dot:hover {
    color: #EA5404;
    transform: scale(1.25);
}

.eighth__dot::after {
    content: "";
    position: absolute;
    inset: 0;
    border-radius: 50%;
    background: currentColor;
    opacity: 0;
    pointer-events: none;
}

.eighth__dot:hover::after {
    animation: eighth-ping 1s ease-out infinite;
}

@keyframes eighth-ping {
    0% {
        opacity: 0.45;
        transform: scale(0.4);
    }

    100% {
        opacity: 0;
        transform: scale(1.6);
    }
}

/* ============================================================
   入场动效（common.js 滚动加 .is-in-view 触发）
   标题蒙版揭示 → 地图 Ken Burns + 淡入 → 定位点逐个弹出 → 标签错峰淡入
   ============================================================ */
html.js .eighth__title,
html.js .eighth__map-img,
html.js .eighth__dot,
html.js .eighth__label {
    opacity: 0;
}

.eighth.is-in-view .eighth__title {
    opacity: 1;
    animation: eighth-title-in 0.9s cubic-bezier(0.22, 1, 0.36, 1) 0.15s backwards;
}

/* 地图：淡入（配合自身的 Ken Burns transition） */
.eighth.is-in-view .eighth__map-img {
    opacity: 0.6;
    transition: opacity 1.2s ease 0.3s,
        transform 1.8s cubic-bezier(0.22, 1, 0.36, 1) 0.3s;
}

/* 定位点：逐个回弹弹出 */
.eighth.is-in-view .eighth__dot {
    opacity: 1;
    animation: eighth-dot-in 0.5s cubic-bezier(0.34, 1.56, 0.64, 1) backwards;
}

.eighth.is-in-view .eighth__dot:nth-of-type(1) {
    animation-delay: 0.5s;
}

.eighth.is-in-view .eighth__dot:nth-of-type(2) {
    animation-delay: 0.62s;
}

.eighth.is-in-view .eighth__dot:nth-of-type(3) {
    animation-delay: 0.74s;
}

.eighth.is-in-view .eighth__dot:nth-of-type(4) {
    animation-delay: 0.86s;
}

.eighth.is-in-view .eighth__dot:nth-of-type(5) {
    animation-delay: 0.98s;
}

.eighth.is-in-view .eighth__dot:nth-of-type(6) {
    animation-delay: 1.1s;
}

.eighth.is-in-view .eighth__dot:nth-of-type(7) {
    animation-delay: 1.22s;
}

@keyframes eighth-dot-in {
    from {
        opacity: 0;
        transform: scale(0) translateY(-0.3rem);
    }

    to {
        opacity: 1;
        transform: none;
    }
}

/* 标签：错峰淡入上浮 */
.eighth.is-in-view .eighth__label {
    opacity: 1;
    animation: eighth-label-in 0.7s cubic-bezier(0.22, 1, 0.36, 1) backwards;
}

.eighth.is-in-view .eighth__label:nth-of-type(1) {
    animation-delay: 0.7s;
}

.eighth.is-in-view .eighth__label:nth-of-type(2) {
    animation-delay: 0.8s;
}

.eighth.is-in-view .eighth__label:nth-of-type(3) {
    animation-delay: 0.9s;
}

.eighth.is-in-view .eighth__label:nth-of-type(4) {
    animation-delay: 1s;
}

.eighth.is-in-view .eighth__label:nth-of-type(5) {
    animation-delay: 1.1s;
}

.eighth.is-in-view .eighth__label:nth-of-type(6) {
    animation-delay: 1.2s;
}

.eighth.is-in-view .eighth__label:nth-of-type(7) {
    animation-delay: 1.3s;
}

@keyframes eighth-label-in {
    from {
        opacity: 0;
        transform: translateY(0.15rem);
    }

    to {
        opacity: 1;
        transform: none;
    }
}

@keyframes eighth-title-in {
    from {
        opacity: 0;
        transform: translateY(0.5rem);
        clip-path: inset(0 0 100% 0);
    }

    to {
        opacity: 1;
        transform: none;
        clip-path: inset(-10% 0 0 0);
    }
}

/* ---------- H5 适配 ---------- */
html[data-mode="h5"] .eighth {
    padding: 0.6rem 0.3rem 0.5rem;
}

html[data-mode="h5"] .eighth__title {
    width: auto;
    font-size: 0.4rem;
}

html[data-mode="h5"] .eighth__map {
    width: 7.5rem;
    height: 3.66rem;
    margin-top: 0.4rem;
}

html[data-mode="h5"] .eighth__label {
    font-size: 0.2rem;
}

/* 系统开启"减少动态效果"时：直接显示，不做动画 */
@media (prefers-reduced-motion: reduce) {

    .eighth__map-img,
    .eighth.is-in-view .eighth__map-img {
        transform: none;
        opacity: 0.6;
        transition: none;
    }

    html.js .eighth__title,
    html.js .eighth__map-img,
    html.js .eighth__dot,
    html.js .eighth__label,
    .eighth.is-in-view .eighth__title,
    .eighth.is-in-view .eighth__map-img,
    .eighth.is-in-view .eighth__dot,
    .eighth.is-in-view .eighth__label {
        opacity: 1;
        transform: none;
        clip-path: none;
        transition: none;
        animation: none;
    }

    .eighth.is-in-view .eighth__map-img {
        opacity: 0.6;
    }
}



/* ============================================================
   第4屏：Certifications & Compliance（复制 index.html 第六屏）
   padding 100 0 内容居中；标题 1000 宽下边距 40
   左图 660x495 右距 108；右侧列表 5 项自动向下循环（图 62 右距 20）
   底部证书卡片横向无限滚动（卡片 226 / padding 9 / 间距 23）
   ============================================================ */
.fourth {
    box-sizing: border-box;
    padding: 1rem 0;
    overflow: hidden;
}

/* ---------- 标题：1000 宽 / 40px / 600 / #333，下边距 40 ---------- */
.fourth__title {
    width: 10rem;
    margin: 0 auto 0.4rem;
    color: #333;
    text-align: center;
    font-family: Montserrat, sans-serif;
    font-size: 0.4rem;
    font-style: normal;
    font-weight: 600;
    line-height: normal;
    text-transform: capitalize;
}

.fourth__title span {
    display: inline-block;
}

/* ---------- 中部：左图 + 右列表，下边距 60 ---------- */
.fourth__main {
    display: flex;
    justify-content: center;
    align-items: flex-start;
    margin-bottom: 0.6rem;
}

/* 左侧图片：660 x 495，右边距 108 */
.fourth__media {
    flex: 0 0 auto;
    margin-right: 1.08rem;
}

.fourth__media-img {
    display: block;
    width: 6.6rem;
    height: 4.95rem;
    object-fit: cover;
}

/* 右侧列表：上边距 42，间隔 23（视口固定 400，自动向下循环） */
.fourth__list {
    height: 4rem;
    overflow: hidden;
    margin-top: 0.42rem;
}

.fourth__list-track {
    display: flex;
    flex-direction: column;
    gap: 0.23rem;
    /* 自动循环的位移动画（JS 复位时临时关闭） */
    transition: transform 0.6s cubic-bezier(0.22, 1, 0.36, 1);
    will-change: transform;
}

.fourth__item {
    display: flex;
    align-items: flex-start;
    flex-shrink: 0;
    transition: transform 0.45s cubic-bezier(0.22, 1, 0.36, 1);
}

/* 图标：62 x 62，右边距 20 */
.fourth__item-icon {
    flex: 0 0 auto;
    width: 0.62rem;
    height: 0.62rem;
    margin-right: 0.2rem;
    transition: transform 0.45s cubic-bezier(0.34, 1.56, 0.64, 1),
        filter 0.45s ease;
}

/* 标题：20px / 600 / #333，宽 549，下边距 10 */
.fourth__item-name {
    width: 5.49rem;
    margin: 0 0 0.1rem;
    color: #333;
    font-family: Montserrat, sans-serif;
    font-size: 0.2rem;
    font-style: normal;
    font-weight: 600;
    line-height: normal;
    text-transform: capitalize;
    transition: color 0.3s ease;
}

/* 描述：16px / 400 / #666 / 150%，宽 549 */
.fourth__item-desc {
    width: 5.49rem;
    margin: 0;
    color: #666;
    font-family: Montserrat, sans-serif;
    font-size: 0.16rem;
    font-style: normal;
    font-weight: 400;
    line-height: 150%;
}

/* ---------- 列表悬浮：右移 + 图标金色辉光回旋 + 标题变橙 ---------- */
.fourth__item:hover {
    transform: translateX(0.08rem);
}

.fourth__item:hover .fourth__item-icon {
    transform: scale(1.18) rotate(-10deg);
    filter: drop-shadow(0 0 0.12rem rgba(234, 84, 4, 0.55));
}

.fourth__item:hover .fourth__item-name {
    color: #EA5404;
}

/* ---------- 底部证书：横向无限滚动（间距 23） ---------- */
.fourth__marquee {
    overflow: hidden;
    /* 上下留出悬浮余量，负 margin 抵消，不改变整体布局 */
    padding: 0.6rem 0;
    margin: -0.6rem 0;
}

/* 用卡片 margin-right 承载间距，保证 translateX(-50%) 无缝循环 */
.fourth__marquee-track {
    display: flex;
    align-items: flex-start;
    width: max-content;
    animation: fourth-marquee 36s linear infinite;
    will-change: transform;
}

.fourth__marquee:hover .fourth__marquee-track {
    animation-play-state: paused;
}

@keyframes fourth-marquee {
    to {
        transform: translateX(-50%);
    }
}

/* 卡片：226 宽（含 padding 9）、#D9D9D9 底、内部间距 10 */
.fourth__card {
    box-sizing: border-box;
    display: flex;
    align-items: flex-start;
    gap: 0.1rem;
    width: 2.26rem;
    padding: 0.09rem;
    margin-right: 0.23rem;
    background: #D9D9D9;
    transition: transform 0.45s cubic-bezier(0.22, 1, 0.36, 1),
        background-color 0.45s ease,
        box-shadow 0.45s ease;
}

.fourth__card-img {
    display: block;
    width: 2.08rem;
    height: 2.98rem;
    object-fit: cover;
    transition: transform 0.6s cubic-bezier(0.22, 1, 0.36, 1),
        filter 0.5s ease;
}

/* 卡片悬浮：上浮放大 + 白底橙辉光 + 图片微旋提亮 */
.fourth__card:hover {
    transform: translateY(-0.1rem) scale(1.05);
    background: #FFF;
    box-shadow: 0 0.18rem 0.4rem rgba(234, 84, 4, 0.4);
    z-index: 1;
}

.fourth__card:hover .fourth__card-img {
    transform: scale(1.04) rotate(-1.5deg);
    filter: brightness(1.05);
}

/* ============================================================
   入场动效（common.js 滚动加 .is-in-view 触发）
   标题裁切揭示 + 左图 3D 翻入 + 列表右滑错峰 + 横滚带上浮
   ============================================================ */
html.js .fourth__title,
html.js .fourth__media,
html.js .fourth__item,
html.js .fourth__marquee {
    opacity: 0;
}

.fourth.is-in-view .fourth__title {
    opacity: 1;
    animation: fourth-title-in 0.9s cubic-bezier(0.22, 1, 0.36, 1) 0.15s backwards;
}

@keyframes fourth-title-in {
    from {
        opacity: 0;
        transform: translateY(0.5rem);
        clip-path: inset(0 0 100% 0);
    }

    to {
        opacity: 1;
        transform: none;
        clip-path: inset(-10% 0 0 0);
    }
}

/* 左图：从左 3D 翻入 */
.fourth.is-in-view .fourth__media {
    opacity: 1;
    animation: fourth-media-in 1s cubic-bezier(0.22, 1, 0.36, 1) 0.3s backwards;
}

@keyframes fourth-media-in {
    from {
        opacity: 0;
        transform: perspective(12rem) rotateY(24deg) translateX(-0.8rem) scale(0.92);
    }

    to {
        opacity: 1;
        transform: none;
    }
}

/* 列表项：从右滑入错峰 */
.fourth.is-in-view .fourth__item {
    opacity: 1;
    animation: fourth-item-in 0.8s cubic-bezier(0.22, 1, 0.36, 1) backwards;
}

.fourth.is-in-view .fourth__item:nth-child(1) {
    animation-delay: 0.45s;
}

.fourth.is-in-view .fourth__item:nth-child(2) {
    animation-delay: 0.6s;
}

.fourth.is-in-view .fourth__item:nth-child(3) {
    animation-delay: 0.75s;
}

.fourth.is-in-view .fourth__item:nth-child(4) {
    animation-delay: 0.9s;
}

.fourth.is-in-view .fourth__item:nth-child(5) {
    animation-delay: 1.05s;
}

@keyframes fourth-item-in {
    from {
        opacity: 0;
        transform: translateX(0.6rem);
    }

    to {
        opacity: 1;
        transform: none;
    }
}

/* 证书横滚：整体上浮入场 */
.fourth.is-in-view .fourth__marquee {
    opacity: 1;
    animation: fourth-marquee-in 0.9s cubic-bezier(0.22, 1, 0.36, 1) 0.8s backwards;
}

@keyframes fourth-marquee-in {
    from {
        opacity: 0;
        transform: translateY(0.6rem);
    }

    to {
        opacity: 1;
        transform: none;
    }
}

/* ---------- H5 适配 ---------- */
html[data-mode="h5"] .fourth {
    padding: 0.6rem 0.3rem;
}

html[data-mode="h5"] .fourth__title {
    width: auto;
    margin: 0 0 0.4rem;
    font-size: 0.4rem;
}

html[data-mode="h5"] .fourth__main {
    flex-direction: column;
    align-items: center;
    margin-bottom: 0.5rem;
}

html[data-mode="h5"] .fourth__media {
    margin-right: 0;
    margin-bottom: 0.4rem;
}

html[data-mode="h5"] .fourth__media-img {
    width: 6.4rem;
    height: 4.8rem;
}

/* H5 列表取消自动循环，展示全部 */
html[data-mode="h5"] .fourth__list {
    overflow: auto;
    margin-top: 0;
}

html[data-mode="h5"] .fourth__item-name,
html[data-mode="h5"] .fourth__item-desc {
    width: 100%;
}

html[data-mode="h5"] .fourth__item-name {
    font-size: 0.26rem;
}

html[data-mode="h5"] .fourth__item-desc {
    font-size: 0.22rem;
}

html[data-mode="h5"] .fourth__card {
    width: 2.6rem;
}

html[data-mode="h5"] .fourth__card-img {
    width: 2.42rem;
    height: 3.47rem;
}

/* 系统开启"减少动态效果"时：直接显示，不做动画 */
@media (prefers-reduced-motion: reduce) {

    html.js .fourth__title,
    html.js .fourth__media,
    html.js .fourth__item,
    html.js .fourth__marquee,
    .fourth.is-in-view .fourth__title,
    .fourth.is-in-view .fourth__media,
    .fourth.is-in-view .fourth__item,
    .fourth.is-in-view .fourth__marquee {
        opacity: 1;
        transform: none;
        clip-path: none;
        transition: none;
        animation: none;
    }

    .fourth__marquee-track {
        animation: none;
    }
}

/* ============================================================
   第10屏：Ready to Start Your Project? CTA 横幅（复制 index.html 第九屏）
   ============================================================ */
.tenth {
    position: relative;
    height: 5.2rem;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* 背景：入场时 Ken Burns 缩放回正 */
.tenth__bg {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transform: scale(1.12);
    transition: transform 1.8s cubic-bezier(0.22, 1, 0.36, 1);
    will-change: transform;
}

.tenth.is-in-view .tenth__bg {
    transform: scale(1);
}

/* 压暗遮罩，保证文字可读性 */
.tenth__shade {
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg,
            rgba(2, 18, 38, 0.55) 0%,
            rgba(2, 18, 38, 0.15) 45%,
            rgba(2, 18, 38, 0.5) 100%);
}

.tenth__inner {
    position: relative;
    z-index: 1;
    text-align: center;
}

.tenth__desc {
    color: #E6E6E6;
    font-family: Montserrat;
    font-size: 0.16rem;
    font-weight: 400;
    line-height: 1.5;
}

/* 标题：overflow 裁切 + 上移入场的蒙版揭示效果 */
.tenth__title {
    margin-top: 0.14rem;
    overflow: hidden;
    padding-bottom: 0.06rem;
    color: #FFF;
    font-family: Montserrat;
    font-size: 0.48rem;
    font-weight: 600;
    line-height: 1.2;
}

.tenth__title span {
    display: inline-block;
}

/* ---------- CTA 圆形按钮 ---------- */
.tenth__cta {
    position: relative;
    display: block;
    width: 1.97rem;
    height: 1.97rem;
    margin: 0.22rem auto 0;
}

.tenth__cta-circle {
    position: absolute;
    left: 50%;
    top: 50%;
    width: 1.46rem;
    height: 1.46rem;
    margin: -0.73rem 0 0 -0.73rem;
    background: #EA5404;
    border-radius: 50%;
    transition: transform 0.35s ease;
}

/* ---------- 环形文字：沿圆内侧排布（设计稿 "Share Your Ideas ..."） ---------- */
.tenth__cta-ring-text {
    position: absolute;
    left: 50%;
    top: 50%;
    width: 1.46rem;
    height: 1.46rem;
    margin: -0.73rem 0 0 -0.73rem;
    transform: rotate(-45deg);
    /* 起点转到左下（约 7 点半方向），文字顺时针向上绕排 */
    transition: transform 6s linear;
    pointer-events: none;
}

.tenth__cta-ring-text-inner {
    fill: rgba(255, 255, 255, 0.55);
    font-family: Montserrat, sans-serif;
    font-size: 9px;
    font-weight: 500;
}

.tenth__cta:hover .tenth__cta-ring-text {
    transform: rotate(-405deg);
}

.tenth__cta-text {
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    width: 1.46rem;
    color: #FFF;
    font-family: Montserrat;
    font-size: 0.16rem;
    font-weight: 600;
    line-height: 1.4;
    letter-spacing: 0.01rem;
    text-transform: uppercase;
    text-align: center;
}

/* 圆内右下方的白色小圆点（设计稿 6px、60% 白点，约 4 点半方向） */
.tenth__cta-dot {
    position: absolute;
    top: 70.6%;
    left: 73.6%;
    width: 0.06rem;
    height: 0.06rem;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.6);
    transition: transform 0.35s ease;
}

/* 呼吸扩散光环（仅在入场后循环播放） */
.tenth__cta-ring {
    position: absolute;
    left: 50%;
    top: 50%;
    width: 1.46rem;
    height: 1.46rem;
    margin: -0.73rem 0 0 -0.73rem;
    border: 1px solid rgba(234, 84, 4, 0.85);
    border-radius: 50%;
    opacity: 0;
    pointer-events: none;
}

.tenth.is-in-view .tenth__cta-ring {
    animation: tenth-ring 2.4s ease-out 1.4s infinite;
}

@keyframes tenth-ring {
    0% {
        transform: scale(1);
        opacity: 0.7;
    }

    100% {
        transform: scale(1.55);
        opacity: 0;
    }
}

/* hover：圆放大、箭头沿 ↗ 方向探出 */
.tenth__cta:hover .tenth__cta-circle {
    transform: scale(1.08);
}

.tenth__cta:hover .tenth__cta-dot {
    transform: translateX(0.08rem);
}

/* ---------- 入场动效（common.js 滚动加 .is-in-view 触发） ---------- */
html.js .tenth__desc {
    opacity: 0;
    transform: translateY(0.3rem);
    transition: opacity 0.8s ease 0.15s, transform 0.8s cubic-bezier(0.22, 1, 0.36, 1) 0.15s;
}

html.js .tenth__title span {
    transform: translateY(110%);
    transition: transform 0.9s cubic-bezier(0.22, 1, 0.36, 1) 0.3s;
}

html.js .tenth__cta {
    transform: scale(0) rotate(-45deg);
    transition: transform 0.8s cubic-bezier(0.34, 1.56, 0.64, 1) 0.55s;
}

html.js .tenth__cta-dot {
    opacity: 0;
    transform: scale(0);
    transition: opacity 0.4s ease 0.95s, transform 0.5s cubic-bezier(0.34, 1.56, 0.64, 1) 0.95s;
}

html.js .tenth__cta-ring-text {
    opacity: 0;
    transition: opacity 0.7s ease 1.1s, transform 6s linear;
}

.tenth.is-in-view .tenth__cta-ring-text {
    opacity: 1;
}

.tenth.is-in-view .tenth__desc {
    opacity: 1;
    transform: none;
}

.tenth.is-in-view .tenth__title span {
    transform: none;
}

.tenth.is-in-view .tenth__cta {
    transform: none;
}

.tenth.is-in-view .tenth__cta-dot {
    opacity: 1;
    transform: none;
}

/* ---------- H5 适配 ---------- */
html[data-mode="h5"] .tenth {
    height: auto;
    padding: 0.6rem 0.3rem;
}

html[data-mode="h5"] .tenth__desc {
    font-size: 0.24rem;
}

html[data-mode="h5"] .tenth__title {
    font-size: 0.4rem;
}

html[data-mode="h5"] .tenth__cta {
    width: 1.7rem;
    height: 1.7rem;
}

html[data-mode="h5"] .tenth__cta-circle {
    width: 1.26rem;
    height: 1.26rem;
    margin: -0.63rem 0 0 -0.63rem;
}

html[data-mode="h5"] .tenth__cta-text {
    width: 1.26rem;
    font-size: 0.18rem;
    letter-spacing: 0;
}

html[data-mode="h5"] .tenth__cta-ring-text {
    width: 1.26rem;
    height: 1.26rem;
    margin: -0.63rem 0 0 -0.63rem;
}

/* 系统开启"减少动态效果"时：直接显示，不做动画 */
@media (prefers-reduced-motion: reduce) {

    .tenth__bg,
    .tenth.is-in-view .tenth__bg {
        transform: none;
        transition: none;
    }

    html.js .tenth__desc,
    html.js .tenth__title span,
    html.js .tenth__cta,
    html.js .tenth__cta-dot,
    html.js .tenth__cta-ring-text {
        opacity: 1;
        transform: none;
        transition: none;
    }

    .tenth.is-in-view .tenth__cta-ring {
        animation: none;
    }
}

/* ============================================================
   第9屏：Frequently Asked Questions（Figma 227_443：1920 x 766）
   bg #F9FAF4；居中标题 40px + 副标 16px
   5 条 FAQ 手风琴（1270 宽居中，Q/A 徽章 30，间隔 56）
   展开：分隔线从左扫入 + 答案淡入上移；收起：箭头右转
   ============================================================ */
.ninth {
    position: relative;
    box-sizing: border-box;
    width: 100%;
    max-width: 19.2rem;
    margin: 0 auto;
    padding: 0.84rem 0;
    background: #F9FAF4;
    overflow: hidden;
}

/* ---------- 标题：40px / 600 / #333 居中 + 副标 16px / #666 ---------- */
.ninth__title {
    margin: 0;
    overflow: hidden;
    padding-bottom: 0.06rem;
    text-align: center;
    color: #333;
    font-family: Montserrat, sans-serif;
    font-size: 0.4rem;
    font-style: normal;
    font-weight: 600;
    line-height: 1.2;
}

.ninth__title span {
    display: inline-block;
}

.ninth__sub {
    margin: 0.1rem 0 0;
    text-align: center;
    color: #666;
    font-family: Montserrat, sans-serif;
    font-size: 0.16rem;
    font-style: normal;
    font-weight: 400;
    line-height: 1.5;
}

/* ---------- 手风琴列表：1270 宽居中，条目间隔 56 ---------- */
.ninth__list {
    width: 12.7rem;
    margin: 0.6rem auto 0;
    padding: 0;
    list-style: none;
}

.ninth__item+.ninth__item {
    margin-top: 0.56rem;
}

/* ---------- 问题行：Q 徽章 + 问题 + 箭头 ---------- */
.ninth__question {
    display: flex;
    align-items: center;
    width: 100%;
    padding: 0;
    border: none;
    background: none;
    cursor: pointer;
    text-align: left;
    font-family: inherit;
}

/* Q 徽章：30 方块（问题 #333 / 答案 #EA5404），白字 20px Gabarito */
.ninth__badge {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    width: 0.3rem;
    height: 0.3rem;
    background: #333;
    color: #FFF;
    font-family: Gabarito, sans-serif;
    font-size: 0.2rem;
    font-weight: 400;
    line-height: 1;
    transition: transform 0.45s cubic-bezier(0.34, 1.56, 0.64, 1),
        background-color 0.3s ease;
}

.ninth__badge--a {
    background: #EA5404;
}

/* 问题文字：收起 400 / 展开 600，悬浮与展开变橙 */
.ninth__question-text {
    margin-left: 0.35rem;
    color: #333;
    font-family: Montserrat, sans-serif;
    font-size: 0.2rem;
    font-style: normal;
    font-weight: 400;
    line-height: 1.4;
    transition: color 0.3s ease, font-weight 0.2s ease;
}

/* 箭头：收起右转 90°（指右），展开回正并变橙 */
.ninth__toggle {
    flex-shrink: 0;
    width: 0.24rem;
    height: 0.24rem;
    margin-left: auto;
    color: #333;
    transform: rotate(-90deg);
    transition: transform 0.45s cubic-bezier(0.34, 1.56, 0.64, 1),
        color 0.3s ease;
}

.ninth__item.is-open .ninth__toggle {
    color: #EA5404;
    transform: rotate(0deg);
}

.ninth__item.is-open .ninth__question-text {
    font-weight: 600;
}

/* ---------- 悬浮：文字变橙 + 徽章回旋放大 + 箭头下探 ---------- */
.ninth__question:hover .ninth__question-text {
    color: #EA5404;
}

.ninth__question:hover .ninth__badge {
    transform: scale(1.12) rotate(-8deg);
}

.ninth__question:hover .ninth__toggle {
    transform: rotate(-90deg) translateX(0.04rem);
}

.ninth__item.is-open .ninth__question:hover .ninth__toggle {
    transform: rotate(0deg) translateY(0.04rem);
}

/* ---------- 答案：grid 0fr→1fr 展开动画 ---------- */
.ninth__answer {
    display: grid;
    grid-template-rows: 0fr;
    transition: grid-template-rows 0.5s cubic-bezier(0.22, 1, 0.36, 1);
}

.ninth__item.is-open .ninth__answer {
    grid-template-rows: 1fr;
}

.ninth__answer-body {
    display: flex;
    flex-direction: column;
    overflow: hidden;
    min-height: 0;
}

/* 分隔线：展开时从左向右扫入（1130 宽，左右缩进与文字对齐） */
.ninth__divider {
    flex-shrink: 0;
    height: 1px;
    margin: 0.13rem 0.75rem 0 0.65rem;
    background: #D9D9D9;
    transform: scaleX(0);
    transform-origin: left center;
    transition: transform 0.6s cubic-bezier(0.22, 1, 0.36, 1) 0.1s;
}

.ninth__item.is-open .ninth__divider {
    transform: scaleX(1);
}

/* 答案行：A 徽章与 Q 徽章同列（x=0），答案文字与问题文字对齐（x=65） */
.ninth__answer-row {
    display: flex;
    align-items: flex-start;
    padding: 0.17rem 0 0;
    opacity: 0;
    transform: translateY(-0.1rem);
    transition: opacity 0.45s ease 0.15s,
        transform 0.5s cubic-bezier(0.22, 1, 0.36, 1) 0.15s;
}

.ninth__item.is-open .ninth__answer-row {
    opacity: 1;
    transform: none;
}

.ninth__answer-text {
    margin: 0.05rem 0 0;
    width: 10.44rem;
    color: #666;
    font-family: Montserrat, sans-serif;
    font-size: 0.16rem;
    font-style: normal;
    font-weight: 400;
    line-height: 1.5;
    margin-left: 0.35rem;
}

/* ============================================================
   入场动效（common.js 滚动加 .is-in-view 触发）
   标题蒙版揭示 + 副标上浮 + 条目错峰滑入 + 徽章弹跳入场
   ============================================================ */
html.js .ninth__title span {
    transform: translateY(110%);
    transition: transform 0.9s cubic-bezier(0.22, 1, 0.36, 1) 0.15s;
}

html.js .ninth__sub,
html.js .ninth__item {
    opacity: 0;
}

.ninth.is-in-view .ninth__title span {
    transform: none;
}

.ninth.is-in-view .ninth__sub {
    opacity: 1;
    animation: ninth-fade-up 0.8s cubic-bezier(0.22, 1, 0.36, 1) 0.35s backwards;
}

/* 条目：自左错峰滑入 */
.ninth.is-in-view .ninth__item {
    opacity: 1;
    animation: ninth-item-in 0.8s cubic-bezier(0.22, 1, 0.36, 1) backwards;
}

.ninth.is-in-view .ninth__item:nth-child(1) {
    animation-delay: 0.45s;
}

.ninth.is-in-view .ninth__item:nth-child(2) {
    animation-delay: 0.6s;
}

.ninth.is-in-view .ninth__item:nth-child(3) {
    animation-delay: 0.75s;
}

.ninth.is-in-view .ninth__item:nth-child(4) {
    animation-delay: 0.9s;
}

.ninth.is-in-view .ninth__item:nth-child(5) {
    animation-delay: 1.05s;
}

/* Q 徽章：错峰弹性弹入（用 animation，不污染悬浮 transition） */
html.js .ninth__badge {
    opacity: 0;
}

.ninth.is-in-view .ninth__badge {
    opacity: 1;
    animation: ninth-badge-pop 0.6s cubic-bezier(0.34, 1.56, 0.64, 1) backwards;
}

.ninth.is-in-view .ninth__item:nth-child(1) .ninth__badge {
    animation-delay: 0.65s;
}

.ninth.is-in-view .ninth__item:nth-child(2) .ninth__badge {
    animation-delay: 0.8s;
}

.ninth.is-in-view .ninth__item:nth-child(3) .ninth__badge {
    animation-delay: 0.95s;
}

.ninth.is-in-view .ninth__item:nth-child(4) .ninth__badge {
    animation-delay: 1.1s;
}

.ninth.is-in-view .ninth__item:nth-child(5) .ninth__badge {
    animation-delay: 1.25s;
}

@keyframes ninth-badge-pop {
    from {
        opacity: 0;
        transform: scale(0) rotate(-90deg);
    }

    to {
        opacity: 1;
        transform: none;
    }
}

@keyframes ninth-fade-up {
    from {
        opacity: 0;
        transform: translateY(0.3rem);
    }

    to {
        opacity: 1;
        transform: none;
    }
}

@keyframes ninth-item-in {
    from {
        opacity: 0;
        transform: translateX(-0.5rem);
    }

    to {
        opacity: 1;
        transform: none;
    }
}

/* ---------- H5 适配 ---------- */
html[data-mode="h5"] .ninth {
    height: auto;
    padding: 0.6rem 0.3rem 0.7rem;
}

html[data-mode="h5"] .ninth__title {
    font-size: 0.4rem;
}

html[data-mode="h5"] .ninth__sub {
    font-size: 0.24rem;
}

html[data-mode="h5"] .ninth__list {
    width: 100%;
    margin-top: 0.5rem;
}

html[data-mode="h5"] .ninth__item+.ninth__item {
    margin-top: 0.5rem;
}

html[data-mode="h5"] .ninth__question-text {
    font-size: 0.26rem;
}

html[data-mode="h5"] .ninth__answer-text {
    width: 100%;
    font-size: 0.22rem;
}

html[data-mode="h5"] .ninth__answer-row {
    padding-top: 0.17rem;
}

/* 系统开启"减少动态效果"时：直接显示，不做动画 */
@media (prefers-reduced-motion: reduce) {

    html.js .ninth__title span,
    html.js .ninth__sub,
    html.js .ninth__item,
    html.js .ninth__badge,
    .ninth.is-in-view .ninth__title span,
    .ninth.is-in-view .ninth__badge {
        opacity: 1;
        transform: none;
        transition: none;
        animation: none;
    }

    .ninth__answer,
    .ninth__divider,
    .ninth__answer-row {
        transition: none;
    }
}


/* ============================================================
   第7屏：Trade Shows（Figma 227_363：1920 x 630）
   padding 100 / 260 / 0；居中标题 40px
   4 张展会卡片（图 320x200 + 描述区 213）+ 橙色 Learn More 胶囊按钮
   ============================================================ */
.seventh {
    box-sizing: border-box;
    width: 100%;
    max-width: 19.2rem;
    margin: 0 auto;
    padding: 1rem 2.6rem;
    /* 100px / 260px / 0 */
    overflow: hidden;
}

/* ---------- 标题：40px / 600 / #333 居中 ---------- */
.seventh__title {
    margin: 0;
    overflow: hidden;
    padding-bottom: 0.06rem;
    text-align: center;
    color: #333;
    font-family: Montserrat, sans-serif;
    font-size: 0.4rem;
    font-style: normal;
    font-weight: 600;
    line-height: 1.2;
}

.seventh__title span {
    display: inline-block;
}


/* ---------- 卡片网格：4 列，间距 40 ---------- */
.seventh__grid {
    display: flex;
    gap: 0.4rem;
    margin-top: 0.6rem;
}

.seventh__card {
    --d: 0s;
    position: relative;
    width: 3.2rem;
}

/* 错峰基准备用 CSS 变量，入场动效按 --d 推算 */
.seventh__card:nth-child(1) {
    --d: 0.35s;
}

.seventh__card:nth-child(2) {
    --d: 0.5s;
}

.seventh__card:nth-child(3) {
    --d: 0.65s;
}

.seventh__card:nth-child(4) {
    --d: 0.8s;
}

/* ---------- 图片：320x200 ---------- */
.seventh__media {
    height: 2rem;
    overflow: hidden;
    background: #F2F3ED;
}

.seventh__img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s cubic-bezier(0.22, 1, 0.36, 1);
}

/* ---------- 描述区：1px #D9D9D9 描边，标题/描述/日期纵向分布 ---------- */
.seventh__body {
    position: relative;
    display: flex;
    flex-direction: column;
    box-sizing: border-box;
    min-height: 2.13rem;
    padding: 0.3rem 0.19rem 0.22rem;
    border: 1px solid #D9D9D9;
    background: #FFF;
    transition: border-color 0.35s ease, box-shadow 0.35s ease;
}

/* 悬浮时顶部橙色扫光条 */
.seventh__body::before {
    content: "";
    position: absolute;
    left: 0;
    top: 0;
    z-index: 1;
    width: 100%;
    height: 0.02rem;
    background: #EA5404;
    transform: scaleX(0);
    transform-origin: left center;
    transition: transform 0.5s cubic-bezier(0.22, 1, 0.36, 1);
}

.seventh__name {
    margin: 0;
    color: #333;
    font-family: Montserrat, sans-serif;
    font-size: 0.2rem;
    font-style: normal;
    font-weight: 600;
    line-height: 1.3;
    transition: color 0.3s ease;
        white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.seventh__desc {
    margin: 0.14rem 0 0;
    color: #666;
    font-family: Montserrat, sans-serif;
    font-size: 0.16rem;
    font-style: normal;
    font-weight: 400;
    line-height: 1.5;
    overflow: hidden;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 3;
    line-clamp: 3;
    line-height: 1.5;
}

.seventh__date {
    margin-top: auto;
    padding-top: 0.16rem;
    color: #999;
    font-family: Montserrat, sans-serif;
    font-size: 0.16rem;
    font-style: normal;
    font-weight: 400;
    line-height: 1.4;
}

/* ---------- 悬浮：描边变橙 + 图片微放大 + 扫光展开 ---------- */
.seventh__card:hover .seventh__body {
    border-color: #EA5404;
    box-shadow: 0 0.12rem 0.32rem rgba(234, 84, 4, 0.12);
}

.seventh__card:hover .seventh__body::before {
    transform: scaleX(1);
}

.seventh__card:hover .seventh__img {
    transform: scale(1.06);
}

.seventh__card:hover .seventh__name {
    color: #EA5404;
}

/* ---------- Learn More 胶囊按钮：152 x 48 圆角 100 ---------- */
.seventh__actions {
    display: flex;
    justify-content: center;
    margin-top: 0.48rem;
}

.seventh__btn {
    display: inline-flex;
    align-items: center;
    gap: 0.08rem;
    height: 0.48rem;
    padding: 0 0.24rem;
    background: #EA5404;
    border-radius: 1rem;
    color: #FFF;
    font-family: Gabarito, sans-serif;
    font-size: 0.16rem;
    font-weight: 400;
    line-height: 1;
    text-decoration: none;
    transition: background-color 0.3s ease, box-shadow 0.3s ease;
}

.seventh__btn-arrow {
    width: 0.16rem;
    height: 0.16rem;
    transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.seventh__btn:hover {
    background: #D24A03;
    box-shadow: 0 0.08rem 0.2rem rgba(234, 84, 4, 0.35);
}

.seventh__btn:hover .seventh__btn-arrow {
    transform: translateX(0.04rem);
}

/* ============================================================
   入场动效（common.js 滚动加 .is-in-view 触发）
   标题模糊上浮 + 橙线展开 → 卡片 3D 翻起错峰 → 图片左扫揭示 + 内部缩放
   → 卡片内容二次错峰 → 按钮弹跳入场
   ============================================================ */
html.js .seventh__title span,
html.js .seventh__card,
html.js .seventh__name,
html.js .seventh__desc,
html.js .seventh__date,
html.js .seventh__btn {
    opacity: 0;
}

html.js .seventh__media {
    clip-path: inset(0 100% 0 0);
}

html.js .seventh__img {
    transform: scale(1.3);
}

/* 标题：模糊 + 轻微缩小上浮，字距收紧 */
.seventh.is-in-view .seventh__title span {
    opacity: 1;
    animation: seventh-title-in 1s cubic-bezier(0.22, 1, 0.36, 1) 0.1s backwards;
}

/* 卡片整体：自下 3D 翻起，按 --d 错峰 */
.seventh.is-in-view .seventh__card {
    opacity: 1;
    animation: seventh-card-in 0.9s cubic-bezier(0.22, 1, 0.36, 1) backwards;
    animation-delay: var(--d);
}

/* 图片：左扫揭示 + 内部由放大回正，与卡片同步 */
.seventh.is-in-view .seventh__media {
    clip-path: inset(0 0 0 0);
    transition: clip-path 1s cubic-bezier(0.22, 1, 0.36, 1);
    transition-delay: var(--d);
}

.seventh.is-in-view .seventh__img {
    transform: scale(1);
    transition: transform 1.4s cubic-bezier(0.22, 1, 0.36, 1);
    transition-delay: var(--d);
}

/* 卡片内容：在各自卡片之后再错峰 */
.seventh.is-in-view .seventh__name {
    opacity: 1;
    animation: seventh-fade-up 0.7s cubic-bezier(0.22, 1, 0.36, 1) backwards;
    animation-delay: calc(var(--d) + 0.25s);
}

.seventh.is-in-view .seventh__desc {
    opacity: 1;
    animation: seventh-fade-up 0.7s cubic-bezier(0.22, 1, 0.36, 1) backwards;
    animation-delay: calc(var(--d) + 0.35s);
}

.seventh.is-in-view .seventh__date {
    opacity: 1;
    animation: seventh-date-in 0.6s cubic-bezier(0.22, 1, 0.36, 1) backwards;
    animation-delay: calc(var(--d) + 0.45s);
}

/* 按钮：卡片全部就位后弹跳入场 */
.seventh.is-in-view .seventh__btn {
    opacity: 1;
    animation: seventh-btn-in 0.7s cubic-bezier(0.34, 1.56, 0.64, 1) 1.3s backwards;
}

/* 悬浮放大：需在入场规则之后声明以覆盖 scale(1) 与错峰延迟，恢复悬浮专属过渡 */
.seventh.is-in-view .seventh__card:hover .seventh__img {
    transform: scale(1.08);
    transition-delay: 0s;
    transition-duration: 0.6s;
}

@keyframes seventh-title-in {
    from {
        opacity: 0;
        transform: translateY(0.4rem) scale(0.94);
        filter: blur(8px);
        letter-spacing: 0.12em;
    }

    to {
        opacity: 1;
        transform: none;
        filter: blur(0);
        letter-spacing: normal;
    }
}

@keyframes seventh-card-in {
    from {
        opacity: 0;
        transform: perspective(10rem) rotateX(28deg) translateY(0.6rem);
    }

    to {
        opacity: 1;
        transform: none;
    }
}

@keyframes seventh-fade-up {
    from {
        opacity: 0;
        transform: translateY(0.2rem);
    }

    to {
        opacity: 1;
        transform: none;
    }
}

@keyframes seventh-date-in {
    from {
        opacity: 0;
        transform: translateX(-0.15rem);
    }

    to {
        opacity: 1;
        transform: none;
    }
}

@keyframes seventh-btn-in {
    from {
        opacity: 0;
        transform: translateY(0.3rem) scale(0.8);
    }

    to {
        opacity: 1;
        transform: none;
    }
}

/* ---------- H5 适配 ---------- */
html[data-mode="h5"] .seventh {
    padding: 0.6rem 0.3rem 0;
}

html[data-mode="h5"] .seventh__title {
    font-size: 0.4rem;
}

html[data-mode="h5"] .seventh__grid {
    flex-direction: column;
    gap: 0.4rem;
    margin-top: 0.4rem;
}

html[data-mode="h5"] .seventh__media {
    height: auto;
    aspect-ratio: 8 / 5;
}

html[data-mode="h5"] .seventh__body {
    min-height: 0;
    padding-bottom: 0.3rem;
}

html[data-mode="h5"] .seventh__desc {
    font-size: 0.22rem;
}

html[data-mode="h5"] .seventh__date {
    margin-top: 0;
    padding-top: 0.3rem;
    font-size: 0.22rem;
}

/* 系统开启"减少动态效果"时：直接显示，不做动画 */
@media (prefers-reduced-motion: reduce) {

    html.js .seventh__title span,
    html.js .seventh__card,
    html.js .seventh__name,
    html.js .seventh__desc,
    html.js .seventh__date,
    html.js .seventh__btn,
    .seventh.is-in-view .seventh__title span,
    .seventh.is-in-view .seventh__card,
    .seventh.is-in-view .seventh__name,
    .seventh.is-in-view .seventh__desc,
    .seventh.is-in-view .seventh__date,
    .seventh.is-in-view .seventh__btn {
        opacity: 1;
        transform: none;
        clip-path: none;
        filter: none;
        transition: none;
        animation: none;
    }

    .seventh__title::after,
    .seventh__media,
    .seventh__img {
        transform: none;
        clip-path: none;
        transition: none;
    }
}