@charset "UTF-8";

section {
    height: calc(100vh - var(--header-height) + 2px);
    position: relative;
    overflow: hidden;
}

.index-sec-wrap {
    position: relative;
}

@supports (height: 100dvh) {
    section {
        height: calc(100dvh - var(--header-height) + 2px);
    }
}

@media (min-width: 829px) {
    #page-main>.index-sec-wrap>section {
        will-change: transform, opacity;
        --stack-dim: 0;
        --stack-radius: 0px;
        border-radius: var(--stack-radius, 0px);
        overflow: hidden;
    }

    #page-main>.index-sec-wrap>section.is-stack-current {
        z-index: 220;
    }

    #page-main>.index-sec-wrap>section.is-stack-next {
        z-index: 230;
    }

    #page-main>.index-sec-wrap>section::after {
        content: "";
        position: absolute;
        left: 0;
        top: 0;
        width: 100%;
        height: 100%;
        pointer-events: none;
        background: rgba(0, 0, 0, var(--stack-dim, 0));
        z-index: 260;
    }
}

.sec5,
.sec7 {
    background-color: #fff;
}

.sec1 {
    height: 100vh;
    position: relative;
    color: #fff;
    background-color: #000;
    padding-bottom: calc(80 * var(--rpx-50));
}

@supports (height: 100dvh) {
    .sec1 {
        height: 100dvh;
    }
}

.sec1 .sec1-swiper {
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    z-index: 210;
    overflow: hidden;
}

/* 自左向右擦除时的高光分割线（由 JS 驱动 left） */
.sec1 .sec1-swiper .sec1-wipe-line {
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 2px;
    height: 100%;
    margin-left: -1px;
    z-index: 208;
    pointer-events: none;
    opacity: 0;
    background: linear-gradient(180deg,
            rgba(255, 255, 255, 0) 0%,
            rgba(255, 255, 255, 0.85) 50%,
            rgba(255, 255, 255, 0) 100%);
    box-shadow: 0 0 16px rgba(255, 255, 255, 0.35);
    will-change: left, opacity;
}

.sec1 .sec1-swiper.sec1-wipe-active.swiper-fade .swiper-slide {
    transition: none !important;
}

.sec1 .sec1-swiper .swiper-slide {
    position: relative;
    width: 100%;
    height: 100%;
    background-color: #000;
}

.sec1 .sec1-swiper .media-layer {
    position: absolute;
    inset: 0;
    z-index: 200;
    display: flex;
    align-items: center;
    justify-content: center;
}

.sec1 .sec1-swiper .sec1-slide-corner-logo {
    position: absolute;
    z-index: 205;
    right: calc(40 * var(--rpx-50));
    top: calc(32 * var(--rpx-50));
    width: calc(200 * var(--rpx-50));
    height: calc(72 * var(--rpx-50));
    pointer-events: none;
}

.sec1 .sec1-swiper .sec1-slide-corner-logo img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: contain;
    object-position: right center;
    filter: url(#white-overlay);
}

.sec1 .sec1-swiper .media-layer picture {
    display: block;
    width: 100%;
    height: 100%;
}

.sec1 .sec1-swiper .slide-image,
.sec1 .sec1-swiper .slide-video {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.sec1 .sec1-swiper .text-layer {
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    z-index: 211;
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding-bottom: calc(40 * var(--rpx-50));
}

.sec1 .sec1-swiper .text-layer.mask {
    background: linear-gradient(to right, rgba(0, 0, 0, .8), transparent);
}

.sec1>.text-layer .wrapper,
.sec1 .sec1-swiper .text-layer .wrapper {
    position: relative;
    z-index: 212;
    display: flex;
    flex-direction: column;
    /* align-items: center;
    text-align: center; */
    margin-top: calc(-100 * var(--rpx-50));
}

.sec1 .sec1-swiper .text-layer .btn-ctn {
    margin-top: calc(50 * var(--rpx-50));
    display: flex;
    justify-content: center;
    gap: calc(20 * var(--rpx-50));
    overflow: hidden;
}

.sec1 .sec1-swiper .btn-more {
    font-size: 1rem;
}

.sec1 .scroll-hint {
    position: absolute;
    bottom: calc(40 * var(--rpx-50));
    left: 50%;
    transform: translateX(-50%);
    z-index: 220;
}

.sec1-inner {
    position: absolute;
    left: 0;
    top: calc(var(--header-height-min) + 40 * var(--rpx-50));
    width: 100%;
    height: calc(100% - var(--header-height-min) - 40 * var(--rpx-50));
}

.sec1 .wrapper {
    display: flex;
    flex-direction: column;
}

.sec1 .line1 {
    --scale-ratio: 1;
    font-size: calc(74 * var(--fpx-50) * var(--scale-ratio, 1));
    line-height: 1.1em;
    font-weight: 300;
    letter-spacing: .1em;
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: .2em;
}

.sec1 .intro {
    width: 65%;
    font-size: max(14px, 22 * var(--fpx-50));
    margin-top: max(20px, 80 * var(--rpx-50));
    letter-spacing: .1em;
    line-height: 1.5;
    text-align: justify;
}

.sec1 .btn-wrap {
    gap: 10px;
    display: flex;
    margin-top: max(20px, 100 * var(--rpx-50));
}

.sec1 .btn-wrap .read-more.lay1 {
    border: 1px solid #fff;
    background: unset;
}

.sec1 .btn-wrap .read-more.lay1:hover {
    border-color: transparent;
}

.sec1 .btn-wrap .read-more.lay1:hover span {
    color: var(--theme-green);
}

.sec1 .btn-wrap .read-more.lay1:hover img {
    filter: url(#green-overlay)
}

.sec1 .btn-wrap .read-more.lay1::after {
    background-color: transparent;
    width: 100%;
    height: 100%;
    transform: translate(-50%, -50%) scale(0);
}

.sec1 .btn-wrap .read-more.lay1:hover::after {
    background-color: #fff;
    transform: translate(-50%, -50%) scale(1);
}

.sec1 .btn-wrap .read-more.lay1>* {
    color: #fff;
}

.sec1 .btn-wrap .read-more.lay1 img {
    filter: url(#white-overlay)
}

.sec1 .btn-wrap .btn:hover {
    background: var(--theme-gradient-green);
    border-color: var(--theme-green);
}

.sec1 .line1>* {
    position: relative;
    /* padding-left: .5em; */
    padding-right: .5em;
}

.sec1-swiper .swiper-button-prev,
.sec1-swiper .swiper-button-next {
    color: #fff;
    z-index: 220;
    display: none;
}

.sec1-tabs {
    position: absolute;
    z-index: 210;
    left: 0;
    width: 100%;
    bottom: calc(120 * var(--rpx-50));
    display: flex;
    justify-content: center;
    gap: calc(14 * var(--rpx-50));
}

.sec1-tab {
    display: flex;
    flex-direction: column;
    justify-content: center;
    width: calc(90 * var(--rpx-50));
    height: calc(30 * var(--rpx-50));
    transition: .6s cubic-bezier(0.15, 1, 0.336, 1);
    position: relative;
}

.sec1-tab.active {
    width: calc(90 * var(--rpx-50));
}

.section-back {
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    z-index: 190;
}

.section-back img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

section .wrapper {
    z-index: 210;
}

.sec2 {
    color: #333;
    background-color: #fff;
}

.sec2 .section-back img {
    object-position: center bottom;
}

/* 入场前：需演绎的元素保持不可见，避免未开演前露出或开演时先闪再藏 */
.sec2.sec2-anim-pending .sec-title,
.sec2.sec2-anim-pending .left .top,
.sec2.sec2-anim-pending .mid .flex-item,
.sec2.sec2-anim-pending .split .right,
.sec2.sec2-anim-pending .btn-more {
    opacity: 0;
    visibility: hidden;
}

.sec2 .wrapper {
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: flex-start;
}

/* @media (min-width: 829px) {
    .sec2 .wrapper {
        padding-top: clamp(10px, calc(14.2857vh + -67.1429px), 70px);
    }
} */

.sec-title {
    font-size: calc(40 * var(--fpx-50));
    font-weight: 700;
    position: relative;
}

.sec2 .top {
    margin-top: calc(30 * var(--rpx-50));
}

.sec2 .sec2-cell-above {
    position: relative;
    z-index: 2;
}

.sec2 .left .top,
.sec2 .mid .flex-item {
    position: relative;
}

.sec2 .left .top .sec2-top-content p,
.sec2 .left .top .sec2-top-content strong,
.sec2 .mid .flex-item .data .value,
.sec2 .mid .flex-item .data .unit,
.sec2 .mid .flex-item .data .line2 {
    position: relative;
}

.sec2 .split {
    width: 100%;
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    /* margin-top: calc(32 * var(--rpx-50)); */
    padding: 0 calc(100 * var(--rpx-50));
}

.sec2 .split .left {
    width: calc(580 * var(--rpx-50));

    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

.sec2 .split .right {
    width: calc(100% - 650 * var(--rpx-50) + 40 * var(--rpx-50));
    margin-right: calc(-40 * var(--rpx-50));
}

.sec2 .split .right img {
    display: block;
    width: 100%;
    height: auto;
}

.sec2 .left .top {
    font-size: calc(20 * var(--fpx-50));
    font-weight: bold;
}

.sec2 .left .top .sec2-top-content {
    position: relative;
}

.sec2 .left .top .sec2-top-content>p {
    display: flex;
    align-items: center;
    margin: 0;
    gap: calc(23em / 20);
    position: relative;
    z-index: 2;
}

.sec2 .left .top .sec2-top-content img {
    flex-shrink: 0;
    width: auto;
    height: auto;
    max-width: calc(62em / 20);
    max-height: calc(66em / 20);
    position: relative;
    z-index: 2;
}

.sec2 .left .top .sec2-top-content strong {
    font-weight: inherit;
    position: relative;
    z-index: 2;
}

.sec2 .mid {
    --column: 2;
    --gap: calc(50 * var(--rpx-50));
    margin-top: calc(30 * var(--rpx-50));
    border-top: 1px solid #fff7;
    padding-top: calc(20 * var(--rpx-50));
    padding-bottom: calc(20 * var(--rpx-50));
}

@media (min-width: 829px) {
    .sec2 .mid {
        --gap-y: clamp(8px, calc(7.619vh + -33.1429px), 40px);
    }
}

.sec2 .mid .flex-item {
    display: flex;
    gap: calc(24 * var(--rpx-50));
    align-items: flex-start;
}

.sec2 .mid .icon {
    width: calc(40 * var(--fpx-50));
    height: calc(40 * var(--fpx-50));
    filter: url(#dark-overlay);
}

.sec2 .mid .line1 {
    display: flex;
    align-items: flex-end;
    gap: calc(4 * var(--fpx-50));
}

.sec2 .mid .line1 .value {
    font-size: calc(42 * var(--fpx-50));
    line-height: 1em;
    font-weight: bold;
}

.sec2 .mid .line1 .unit {
    font-size: calc(20 * var(--fpx-50));
    line-height: 1.25em;
}

.sec2 .mid .line2 {
    margin-top: .25em;
    font-size: max(14px, 18 * var(--fpx-50));
}

.sec2 .btn-ctn {
    margin-top: clamp(5px, calc(8.3333vh + -40px), 40px);
}

.sec2 .btn-more {
    width: auto;
}

.sec3 {
    overflow: hidden;
    color: #333;
}

/* 入场前：标题、卡片、底纹条、箭头避免未开演前露出 */
.sec3.sec3-anim-pending .sec-title,
.sec3.sec3-anim-pending .swiper-history .swiper-slide,
.sec3.sec3-anim-pending .swiper-stripe,
.sec3.sec3-anim-pending .swiper-controls .btn-prev,
.sec3.sec3-anim-pending .swiper-controls .btn-next {
    opacity: 0;
    visibility: hidden;
}

.sec3 .wrapper {
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.sec3 .swiper-history {
    width: 100%;
    margin-top: clamp(30px, calc(20vh + -90px), 90px);
    overflow: visible;
}

.swiper-history .swiper-slide {
    width: calc(290 * var(--rpx-50));
    height: clamp(280px, calc(48.6667vh + -60px), 450px);
    position: relative;
}

.swiper-history .slide-cont {
    height: 100%;
    transition: transform 0.3s ease, opacity 0.3s ease;
    will-change: transform, opacity;
}

/* .swiper-history .dot {
    width: calc(60 * var(--rpx-50));
    height: calc(60 * var(--rpx-50));
    position: absolute;
    left: calc(-30 * var(--rpx-50));
    top: calc(-30 * var(--rpx-50));
    background: url("../images/history_dot.webp") center/contain no-repeat;
    z-index: 280;
} */

.swiper-history .line {
    z-index: 210;
    position: absolute;
    height: 100%;
    left: 0;
    width: 2px;
    top: 0;
    background: linear-gradient(to bottom, #66AE4B, transparent);
    transition: background .35s ease;
}

/* .swiper-history .swiper-slide-active .line {
    background: linear-gradient(to bottom, #11A63AFF, #7BBE4200);
} */

.swiper-history .content {
    /* margin-left: calc(10 * var(--rpx-50)); */
    /* width: calc(100% - 10 * var(--rpx-50)); */
    width: 100%;
    /* height: clamp(200px, calc(8.3333vw + 120px), 280px); */
    height: 100%;
    /* overflow-y: auto; */
    /* border-radius: calc(10 * var(--rpx-50)); */
    /* background: linear-gradient(to right, rgba(255, 255, 255, .35), rgba(255, 255, 255, .07)); */
    position: relative;
    transition: height .35s ease, transform .35s ease, background .35s ease;
}

.sec3 .swiper-controls {
    display: none;
}

/* .swiper-history .swiper-slide-active .content, */
.swiper-history .swiper-slide:hover .content {
    height: clamp(250px, calc(30vh + 70px), 340px);
    /* background: linear-gradient(to bottom, #11A63A, #7BBE42); */
    background: linear-gradient(to bottom, rgba(255, 255, 255, .6), transparent);
    /* transform: scale(1.05); */
    transform-origin: left center;
}

.swiper-history .content .history-gradient-layer {
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    display: block;
    z-index: 1;
    opacity: 0;
    /* background: linear-gradient(120deg, #11A63A, #7BBE42); */
    transition: opacity .35s ease;
}

.swiper-history .history-slide-text {
    position: relative;
    z-index: 5;
    height: 100%;
    padding: calc(16 * var(--rpx-50)) calc(30 * var(--rpx-50));
    padding-right: 0;
}

.swiper-history .history-slide-text>* {
    position: relative;
    z-index: 240;
}

.swiper-history .content>.content-transition {
    z-index: 210;
}

/* .swiper-history .swiper-slide-active .line1, */
.swiper-history .swiper-slide:hover .line1 {
    color: var(--theme-green);
}

.swiper-history .line1 {
    font-size: calc(34 * var(--fpx-50));
    font-weight: 700;
}

.swiper-history .history-slide-text .record {
    margin-top: calc(10 * var(--rpx-50));
}

.swiper-history .line2 {
    font-size: calc(20 * var(--fpx-50));
    font-weight: bold;
}

.swiper-history .line3 {
    font-size: max(12px, 18 * var(--fpx-50));
    font-weight: 300;
}

.swiper-controls {
    margin-top: calc(50 * var(--rpx-50));
    width: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: calc(20 * var(--rpx-50));
}

.swiper-controls .btn-prev,
.swiper-controls .btn-next {
    width: calc(60 * var(--fpx-50));
    height: calc(60 * var(--fpx-50));
    border-radius: 50%;
    cursor: pointer;
    background: #fff7;
    box-shadow: 0 0 0 1px inset #fff;
    transition: .2s transform;
    position: relative;
}

.swiper-controls .btn-prev:not(.swiper-button-disabled):hover,
.swiper-controls .btn-next:not(.swiper-button-disabled):hover {
    transform: scale(1.05);
    box-shadow: none;
    background: var(--theme-gradient-green);
}

.swiper-controls .btn-prev:not(.swiper-button-disabled):active,
.swiper-controls .btn-next:not(.swiper-button-disabled):active {
    transform: scale(0.95);
    transition: 0s;
}

.swiper-controls .btn-prev::before,
.swiper-controls .btn-next::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    bottom: 0;
    right: 0;
    margin: auto;
    width: calc(17 * var(--fpx-50));
    height: calc(14 * var(--fpx-50));
    filter: url(#green-gradient-overlay);
}

.swiper-controls .btn-prev::before {
    background: url("../images/icon_arr_left.svg") center/contain no-repeat;
}

.swiper-controls .btn-next::before {
    background: url("../images/icon_arr_right.svg") center/contain no-repeat;
}

.swiper-controls .btn-prev:not(.swiper-button-disabled):hover::before,
.swiper-controls .btn-next:not(.swiper-button-disabled):hover::before {
    filter: none;
}

.swiper-controls .swiper-button-disabled {
    pointer-events: none;
    opacity: .5;
}

.sec3 .section-back {
    overflow: hidden;
}

.sec3 .section-back img {
    /* width: auto; */
    width: 100%;
    height: 100%;
    max-width: none;
    position: absolute;
    left: 0;
    top: 0;
    will-change: transform;
    transform: unset !important;
}

.swiper-stripe {
    position: absolute;
    left: calc(-1 * var(--wrapper-margin));
    bottom: 0;
    width: calc(100% + 2 * var(--wrapper-margin));
    height: calc(30 * var(--rpx-50));
    background: repeating-linear-gradient(to right, #FFF7 0px, #FFF7 2px, #FFF0 2px, #FFF0 23px);
}

/* .swiper-history .logo {
    position: absolute;
    z-index: 215;
    opacity: .1;
    width: calc(182 * var(--rpx-50));
    height: calc(67 * var(--rpx-50));
    background: url("../images/site_logo.png") center/contain no-repeat;
    filter: url(#dark-overlay);
    right: calc(32 * var(--rpx-50));
    bottom: calc(32 * var(--rpx-50));
    transition: filter .35s ease, opacity .35s ease;
}

.swiper-history .swiper-slide-active .logo {
    filter: url(#white-overlay);
    opacity: .15;
} */

/* .swiper-history .swiper-slide-active .history-gradient-layer, */
.swiper-history .swiper-slide:hover .history-gradient-layer {
    opacity: 1;
}

.sec4 {
    background-color: #fff;
    position: relative;
    width: 100%;
    height: calc(1080 * var(--rpx-50));
    min-height: calc(1080 * var(--rpx-50));
    max-height: calc(1080 * var(--rpx-50));
    flex: 0 0 auto;
    aspect-ratio: 16 / 9;
    overflow: hidden;
}

.sec4.sec4-title-anim-pending .title {
    opacity: 0;
    visibility: hidden;
}

.sec4 .title {
    position: absolute;
    left: clamp(20px, calc(4.1667vw + 0px), 80px);
    top: calc(var(--header-height-min) + clamp(20px, calc(3.3333vh + -8px), 48px));
    z-index: 250;
    max-width: min(720px, 88vw);
    font-size: calc(40 * var(--fpx-50));
    font-weight: 700;
    color: #fff;
    text-shadow: 0 1px 14px rgba(0, 0, 0, .4);
    pointer-events: none;
    box-sizing: border-box;
}


body.wfEditorMode .sec4 a.wfEditorNode {
    position: absolute;
    margin-top: 0;
    right: 0;
    top: 0;
    z-index: 280;
}

.sec4 .intro-video {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
    position: relative;
    z-index: 200;
    /*background-color: #000;*/
}

.sec4 .vid-cover {
    z-index: 230;
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    object-fit: cover;
    transition: opacity .35s ease, visibility .35s ease;
}

.sec4 .btn-play {
    position: absolute;
    top: 0;
    left: 0;
    bottom: 0;
    right: 0;
    margin: auto;
    z-index: 240;

    width: calc(137 * var(--rpx-50));
    height: calc(137 * var(--rpx-50));
    border-radius: 50%;
    background: #0003;
    -webkit-backdrop-filter: blur(12px);
    backdrop-filter: blur(12px);
    transition: opacity .35s ease, visibility .35s ease, transform .2s ease, background .2s ease;
    cursor: pointer;
}


.sec4 a.wfEditorNode {}

.sec4.is-video-overlay-hidden .vid-cover,
.sec4.is-video-overlay-hidden .btn-play {
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
}

.sec4 .btn-play::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    bottom: 0;
    right: 0;
    margin: auto;
    background: url("../images/icon_play.svg") center/contain no-repeat;
    width: calc(60% / 1.37);
    height: calc(60% / 1.37);
}

.sec4 .btn-play:hover {
    background: #0000;
    transform: scale(1.05);
}

.sec4 .corner-logo {
    z-index: 240;
    position: absolute;
    right: calc(40 * var(--rpx-50));
    top: calc(40 * var(--rpx-50) + var(--header-height-min));
    background: url("../images/site_logo.png") center/contain no-repeat;
    width: calc(240 * var(--rpx-50));
    height: calc(90 * var(--rpx-50));
    filter: url(#white-overlay);
    transition: transform .35s ease, opacity .35s ease;
}

.sec4 .corner-logo.is-immersive-video-hidden {
    transform: translateY(-100%);
    opacity: 0;
    pointer-events: none;
}

.sec5 {}

/* 入场前：左侧标题/文案/按钮与右侧卡片避免未开演前露出 */
.sec5.sec5-anim-pending .left .title,
.sec5.sec5-anim-pending .left .desc,
.sec5.sec5-anim-pending .left .btn-more,
.sec5.sec5-anim-pending .right .sec5-right-swiper .swiper-slide .sol-link {
    opacity: 0;
    visibility: hidden;
}

.sec5 .wrapper {
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.sec5 .left {
    flex: 0 0 auto;
    width: clamp(300px, calc(22.9167vw + 80px), 520px);

    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

.sec5 .left .title {
    font-size: calc(40 * var(--fpx-50));
    font-weight: bold;
}

.sec5 .left .desc {
    font-weight: 300;
    line-height: 1.45em;
    margin-top: 1.5em;
    font-size: max(14px, 18 * var(--fpx-50));
    color: #333;
}

.sec5 .left .btn-ctn {
    margin-top: calc(72 * var(--rpx-50));
}

.sec5 .right {
    flex: 0 0 auto;
    --slide-height: min(clamp(360px, calc(77.7778vh + -60px), 640px), 640 * var(--rpx-50));
    width: calc(var(--slide-height) * 456 / 690 * 2 + 50 * var(--rpx-50));
    min-width: 0;
}

/* 桌面：右侧两卡并排（不跑 Swiper JS，仅用 flex 排布） */
@media (min-width: 829px) {
    .sec5 .right {
        --sol-scale: calc(var(--slide-height) / 640px);
    }

    .sec5 .sec5-right-swiper {
        width: 100%;
        overflow: visible;
    }

    .sec5 .sec5-right-swiper .swiper-wrapper {
        display: flex;
        flex-direction: row;
        flex-wrap: nowrap;
        gap: calc(50 * var(--rpx-50));
        box-sizing: border-box;
        transform: none !important;
    }

    .sec5 .sec5-right-swiper .swiper-slide {
        flex: 1 1 0;
        min-width: 0;
        width: auto !important;
        max-width: none;
        height: auto;
        box-sizing: border-box;
    }

    /*
     * 卡片内尺寸：1920 视口下的 px 基准 × --sol-scale（勿乘 rpx/em，避免二次缩放）
     * 基准对照：padding 40、圆角 20、icon 90、标题 34、正文 16、link-more 20/30、箭头 15×13/12
     */
    .sec5 .sol-link {
        border-radius: calc(20px * var(--sol-scale));
        padding: calc(40px * var(--sol-scale));
    }

    .sec5 .link-icon {
        width: calc(90px * var(--sol-scale));
        height: calc(90px * var(--sol-scale));
        -webkit-backdrop-filter: blur(calc(12px * var(--sol-scale)));
        backdrop-filter: blur(calc(12px * var(--sol-scale)));
    }

    .sec5 .sol-link .line1 {
        font-size: calc(34px * var(--sol-scale));
    }

    .sec5 .sol-link .desc {
        font-size: calc(18 * var(--fpx-50));
        margin-top: calc(16px * var(--sol-scale));
    }

    .sec5 .sol-link .link-more {
        font-size: calc(20px * var(--sol-scale));
        margin-top: calc(30px * var(--sol-scale));
    }

    .sec5 .sol-link .link-more i.arr {
        width: calc(15px * var(--sol-scale));
        height: calc(13px * var(--sol-scale));
        margin-left: calc(12px * var(--sol-scale));
    }
}

.sec5 .sol-link {
    height: var(--slide-height);
    border-radius: calc(20 * var(--rpx-50));
    overflow: hidden;
    position: relative;

    display: flex;
    flex-direction: column;
    align-items: flex-start;
    justify-content: flex-end;
    padding: calc(40 * var(--rpx-50));
    color: #fff;
}

.sec5 .sol-link>* {
    position: relative;
    z-index: 240;
}

.sec5 .sol-link>.link-back {
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    object-fit: cover;
    z-index: 210;
    transition: .3s;
}

.sec5 .link-icon {
    margin-top: 0;
    margin-bottom: auto;
    justify-self: flex-start;
    width: calc(90 * var(--rpx-50));
    height: calc(90 * var(--rpx-50));
    border-radius: 50%;
    overflow: hidden;
    -webkit-backdrop-filter: blur(12px);
    backdrop-filter: blur(12px);
    background-color: rgba(0, 0, 0, .15);
}

.sec5 .link-icon img {
    width: calc(48% / 1.05);
    height: calc(48% / 1.05);
    position: absolute;
    top: 0;
    left: 0;
    bottom: 0;
    right: 0;
    margin: auto;
}

.sec5 .sol-link .editor-link-mockup {
    position: absolute;
    z-index: 260;
    right: 0;
    top: 0;
}

.sec5 .sol-link .line1 {
    font-weight: 500;
    font-size: calc(34 * var(--rpx-50));
    height: 2.5em;
}

.sec5 .sol-link .desc {
    font-weight: 300;
    height: 4em;
    margin-top: 1em;
}

.sec5 .sol-link .link-more {
    margin-top: 1.5em;
}

.sec5 .sol-link:hover .link-more,
.sec5 .sec5-right-swiper .swiper-slide-active .sol-link .link-more,
.sec6 .product:hover .link-more {
    color: var(--theme-green);
}

.sec5 .sol-link:hover .link-more i.arr,
.sec5 .sec5-right-swiper .swiper-slide-active .sol-link .link-more i.arr,
.sec6 .product:hover .link-more i.arr {
    filter: url(#green-overlay);
}

.sec5 .sol-link::after {
    content: "";
    z-index: 220;
    position: absolute;
    width: 100%;
    height: 50%;
    left: 0;
    bottom: 0;
    background: linear-gradient(to bottom, #0000, #000a);
    opacity: .5;
    transition: .3s;
    transform-origin: center bottom;
}

.sec5 .sol-link:hover::after {
    opacity: 1;
    transform: scale(1.2);
}

.sec5 .sol-link:hover>.link-back {
    transition: cubic-bezier(0.15, 1, 0.336, 1) .4s;
    transform: scale(1.05);
}

.sec6 {
    background: #F6F7F8;
    color: #333;
}

/* 入场前：标题与产品卡避免未开演前露出 */
.sec6.sec6-anim-pending .sec-title,
.sec6.sec6-anim-pending .products .product {
    opacity: 0;
    visibility: hidden;
}

.sec6 .wrapper {
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: flex-start;
}

.sec6 .sec-title {
    position: relative;
    z-index: 240;
}

.sec6 .products {
    margin-top: clamp(28px, calc(12.2222vh + -38px), 72px);
    width: 100%;
    --column: 2;
    --gap: calc(50 * var(--rpx-50));
}

.sec6 .product {
    height: clamp(270px, calc(69.4444vh + -105px), 520px);

    border-radius: calc(20 * var(--rpx-50));
    overflow: hidden;
    position: relative;

    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: flex-end;
    padding: calc(24 * var(--rpx-50)) calc(24 * var(--rpx-50)) calc(60 * var(--rpx-50));
    color: #fff;
}

.sec6 .product>* {
    position: relative;
    z-index: 240;
}

.sec6 .product>.prod-back {
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    object-fit: cover;
    z-index: 210;
    transition: .3s;
}

.sec6 .product::after {
    content: "";
    z-index: 220;
    position: absolute;
    width: 100%;
    height: 50%;
    left: 0;
    bottom: 0;
    background: linear-gradient(to bottom, #0000, #000a);
    opacity: .5;
    transition: .3s;
    transform-origin: center bottom;
}

.sec6 .product:hover::after {
    opacity: 1;
    transform: scale(1.2);
}

.sec6 .product:hover>.prod-back {
    transition: cubic-bezier(0.15, 1, 0.336, 1) .4s;
    transform: scale(1.05);
}

.sec6 .product .tag {
    align-self: flex-start;
    justify-self: flex-start;
    margin-top: 0;
    margin-bottom: auto;
    font-size: calc(20 * var(--fpx-50));
    padding-left: calc(25em / 20);
    padding-right: calc(25em / 20);
    display: flex;
    align-items: center;
    justify-content: center;
    height: calc(44em / 20);
    border-radius: calc(22em / 20);
    background: var(--theme-gradient-green);
    overflow: hidden;
    font-weight: bold;
}

.sec6 .product .line1 {
    font-weight: bold;
    font-size: calc(34 * var(--fpx-50));
}

.sec6 .product .link-more {
    margin-top: calc(4 * var(--rpx-50));
}

.sec1 .swiper-slide:hover .btn-more.stroke .text,
.sec1 .swiper-slide.swiper-slide-active .btn-more.stroke .text {
    color: var(--theme-green);
}

.sec1 .swiper-slide:hover .btn-more.stroke i.arr,
.sec1 .swiper-slide.swiper-slide-active .btn-more.stroke i.arr {
    filter: url(#green-overlay);
}

/* 入场前：标题与案例轮播区、底部按钮避免未开演前露出 */
.sec7.sec7-anim-pending .sec-title,
.sec7.sec7-anim-pending .swiper-cases,
.sec7.sec7-anim-pending .cases-pagination,
.sec7.sec7-anim-pending .btn-more {
    opacity: 0;
    visibility: hidden;
}

.sec7 {
    color: #333;
    box-sizing: border-box;

    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.sec7 .sec-title {
    position: relative;
    z-index: 240;
}

.sec7 .swiper-cases {
    /* 高度公式不变；1920 设计稿 slide 为 1080×480，桌面宽度由高度按固定比例推算 */
    --slide-height: clamp(280px, calc(55.5556vh + -20px), 480px);
    margin-top: clamp(20px, calc(14.4444vh + -58px), 72px);
    height: var(--slide-height);
    width: 100%;
    perspective: 1200px;
    overflow: visible;
    position: relative;
}

@media (min-width: 829px) {
    .sec7 .swiper-cases {
        --slide-width: calc(var(--slide-height) * 1080 / 480);
    }
}

.sec7 .swiper-cases .swiper-wrapper {
    align-items: center;
}

.sec7 .swiper-cases .swiper-slide {
    width: var(--slide-width, calc(var(--slide-height) * 1080 / 480));
    height: 100%;
    box-sizing: border-box;
}

.sec7 .swiper-controls {
    margin-top: clamp(20px, calc(8.3333vh + -25px), 50px);
    position: relative;
    z-index: 260;
}

.sec7 .case {
    width: 100%;
    height: 100%;

    border-radius: calc(20 * var(--rpx-50));
    overflow: hidden;
    position: relative;

    display: flex;
    flex-direction: column;
    align-items: flex-start;
    justify-content: flex-end;
    padding: calc(50 * var(--rpx-50));
    color: #fff;
}

.sec7 .case>* {
    position: relative;
    z-index: 240;
}

.sec7 .case>.case-back {
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    object-fit: cover;
    z-index: 210;
    transition: .3s;
}

.sec7 .case::after {
    content: "";
    z-index: 220;
    position: absolute;
    width: 100%;
    height: 80%;
    left: 0;
    bottom: 0;
    background: linear-gradient(to bottom, #0000, #000a);
    opacity: .8;
    transition: .3s;
    transform-origin: center bottom;
    pointer-events: none;
}

.sec7 .case:hover::after {
    opacity: 1;
    transform: scale(1.2);
}

.sec7 .case:hover>.case-back {
    transition: cubic-bezier(0.15, 1, 0.336, 1) .4s;
    transform: scale(1.05);
}

.sec7 .case .line1 {
    font-weight: bold;
    font-size: calc(34 * var(--fpx-50));
}

/* 与 sec5 .sol-link .desc 一致（sec6 无 desc） */
.sec7 .case .desc {
    font-weight: 300;
    margin-top: 0;
    line-height: 1.5em;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    text-overflow: ellipsis;
    overflow: hidden;
    width: 55%;
    height: 0;
    transition: .4s;
    font-size: max(14px, 18 * var(--fpx-50));
}

.sec7 .swiper-slide-active .case .desc {
    margin-top: 1em;
    height: 4.5em;
}

.sec7 .case .editor-link-mockup {
    position: absolute;
    z-index: 260;
    right: 0;
    top: 0;
}

.swiper-cases .btn-prev,
.swiper-cases .btn-next {
    width: calc(90 * var(--rpx-50));
    height: calc(90 * var(--rpx-50));
    border-radius: 50%;
    position: absolute;
    top: 0;
    bottom: 0;
    margin: auto;
    background-color: rgba(255, 255, 255, .36);
    -webkit-backdrop-filter: blur(12px);
    backdrop-filter: blur(12px);
    transition: .2s transform, .2s background-color;
    z-index: 280;
    cursor: pointer;
}

.swiper-cases .btn-prev:hover,
.swiper-cases .btn-next:hover {
    transform: scale(1.05);
    background-color: rgba(255, 255, 255, .42);
}

.swiper-cases .btn-prev:active,
.swiper-cases .btn-next:active {
    transform: scale(.95);
    background-color: rgba(255, 255, 255, .5);
    transition: 0s;
}

.swiper-cases .btn-prev::before,
.swiper-cases .btn-next::before {
    content: "";
    width: calc(12 * var(--rpx-50));
    height: calc(24 * var(--rpx-50));
    position: absolute;
    top: 0;
    left: 0;
    bottom: 0;
    right: 0;
    margin: auto;
}

.swiper-cases .btn-prev::before {
    right: calc(4 * var(--rpx-50));
    background: url("../images/icon_angle_left.svg") center/contain no-repeat;
}

.swiper-cases .btn-next::before {
    left: calc(4 * var(--rpx-50));
    background: url("../images/icon_angle_right.svg") center/contain no-repeat;
}

.swiper-cases .btn-prev {
    left: calc((100% - var(--slide-width)) / 2 - calc(150 * var(--fpx-50)));
}

.swiper-cases .btn-next {
    right: calc((100% - var(--slide-width)) / 2 - calc(150 * var(--fpx-50)));
}

.swiper-pagination-bullets.cases-pagination {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: calc(6 * var(--rpx-50));
    margin-top: clamp(20px, calc(8.3333vh + -25px), 50px);
    width: 100%;
    position: relative;
    z-index: 280;
    bottom: unset;
}

.sec7 .specs {
    position: absolute;
    width: 35%;
    right: calc(50 * var(--rpx-50));
    bottom: calc(50 * var(--rpx-50));
    --gap: calc(20 * var(--rpx-50));
    opacity: 0;
    /* align-items: flex-end; */
    transition: .4s;
}

.sec7 .swiper-slide-active .specs {
    opacity: 1;
}

.specs .spec {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: right;
}

.specs .icon {
    width: calc(24em / 16);
    height: calc(24em / 16);
    margin-bottom: calc(4 * var(--rpx-50));
}

.specs .icon.scale {
    background: url("../images/icon_scale.svg") center/contain no-repeat;
}

.specs .icon.loc {
    background: url("../images/icon_location.svg") center/contain no-repeat;
}

.specs .icon.time {
    background: url("../images/icon_time.svg") center/contain no-repeat;
}

.specs .value {
    font-weight: bold;
}

.sec7 .specs .value {
    font-size: clamp(8px, calc(0.625vw + 2px), 14px);
    line-height: 1.45rem;
    vertical-align: middle;
    white-space: nowrap;
}

.specs .label {
    font-weight: lighter;
    font-size: calc(14 * var(--fpx-50));
}

/* sec7 分页：与 sec1 tab 相同的「轨道 + 宽度进度」逻辑，外观独立（胶囊 / 品牌绿） */
.cases-pagination .swiper-pagination-bullet {
    margin: 0;
    opacity: 1;
    flex: 0 0 auto;
    width: calc(28 * var(--rpx-50));
    height: calc(8em / 16);
    border-radius: calc(4em / 16);
    cursor: pointer;
    padding: 0;
    background: transparent;
    transition: width 0.35s ease;
    overflow: hidden;
    position: relative;
}

.cases-pagination .swiper-pagination-bullet-active {
    width: calc(92 * var(--rpx-50));
}

.cases-pagination .cases-pagination-track {
    display: block;
    width: 100%;
    height: 100%;
    border-radius: inherit;
    background-color: #d6d6d6;
    position: relative;
    overflow: hidden;
}

.cases-pagination .swiper-pagination-bullet-active .cases-pagination-track {
    background-color: #d6d6d6;
}

.cases-pagination .cases-pagination-fill {
    position: absolute;
    left: 0;
    top: 0;
    height: 100%;
    width: 0;
    border-radius: inherit;
    background: #66ad4b;
    pointer-events: none;
    transition: none;
    opacity: 0;
}

.cases-pagination .swiper-pagination-bullet-active .cases-pagination-fill {
    opacity: 1;
}

.sec7 .btn-ctn {
    margin-top: clamp(24px, calc(10vh + -30px), 60px);
    display: flex;
    justify-content: center;
    position: relative;
    z-index: 270;
}

@media (max-width: 828px) {
    .sec1 .intro {
        width: 85%;
    }

    .sec1 .line1 {
        font-size: calc(54 * var(--fpx-50) * var(--scale-ratio, 1));
    }

    section>.wrapper {
        padding-top: calc(40 * var(--rpx-50));
        padding-bottom: calc(40 * var(--rpx-50));
    }

    @supports (height: 100dvh) {
        section>.wrapper {
            height: 100%;
        }
    }

    .sec1 {
        padding-bottom: 0;
        height: 40dvh;
        margin-top: var(--header-height-min);
    }

    .sec1 .sec1-swiper .text-layer {
        padding-bottom: 0;
    }

    .sec1 .intro,
    .sec1 .btn-wrap {
        margin-top: 20px;
    }

    .sec1-tabs {
        bottom: calc(60 * var(--rpx-50));
    }

    .sec1-inner {
        /* height: calc(100dvh - var(--header-height) + 2px); */
        height: 100%;
        top: 0;
    }

    .sec2 .wrapper {
        padding: 20px 0;
    }

    .sec2 .section-back img {
        object-position: 12%;
    }

    .sec2 .split {
        position: relative;
        flex-direction: column;
        gap: calc(40 * var(--rpx-50));
        padding: 0;
    }

    .sec2 .split .left {
        width: 100%;
    }

    .sec2 .split .right {
        width: 100%;
        padding: calc(40 * var(--rpx-50));
        border-radius: calc(30 * var(--rpx-50));
        margin-right: 0;
        /* background: linear-gradient(to bottom, #fff9, #fffc); */
    }

    .sec5 .wrapper {
        flex-direction: column;
        gap: calc(60 * var(--rpx-50));
        justify-content: center;
    }

    .sec5 .left {
        width: 100%;
    }

    .sec5 .right {
        width: 100%;
    }

    .sec5 .sol-link::after,
    .sec5 .sol-link:hover::after {
        opacity: 1;
        transform: scale(1.25);
    }

    .sec5 .sec5-right-swiper {
        width: 100%;
        overflow: visible;
        touch-action: pan-x;
    }

    .sec5 .swiper-wrapper {
        flex-direction: column;
        gap: 20px;
        transform: unset !important;
    }

    .sec5 .sec5-right-swiper .swiper-slide {
        /* width: calc(540 * var(--rpx-50)) !important; */
        /* height: calc(100dvh - 840 * var(--rpx-50)); */
        width: 100%;
        height: calc(25dvh);
        box-sizing: border-box;
    }

    .sec5 .sec5-right-swiper .sol-link {
        height: 100%;
        min-height: 0;
        max-height: none;
    }

    .sec5 .sol-link .desc {
        line-height: 1.5em;
        display: -webkit-box;
        -webkit-line-clamp: 2;
        -webkit-box-orient: vertical;
        text-overflow: ellipsis;
        overflow: hidden;
        height: 3em;
    }

    .sec6 .products {
        --column: 1;
        margin-top: calc(50 * var(--rpx-50));
    }

    .sec6 .product {
        height: calc((100dvh - 500 * var(--rpx-50)) / 2);
    }

    .sec7 .swiper-cases {
        --slide-width: calc(680 * var(--rpx-50));
        height: var(--slide-height, clamp(280px, calc(55.5556vh + -20px), 480px));
        margin-top: calc(50 * var(--rpx-50));
    }

    .sec7 .specs {
        width: 100%;
        position: relative;
        right: unset;
        bottom: unset;
        margin-top: calc(40 * var(--rpx-50));
    }

    .specs .spec {
        align-items: center;
    }

    .specs .value {
        font-size: .9em;
    }

    .specs .label {
        font-size: .75em;
        text-align: center;
    }

    .sec7 .swiper-slide .case .desc {
        width: 100%;
    }

    .sec3 .swiper-controls {
        display: flex;
    }

    .globe__stage {
        margin-inline: unset !important;
    }

    .swiper-cases .btn-prev {
        left: calc((100% - var(--slide-width)) / 2 - calc(90 * var(--fpx-50)));
    }

    .swiper-cases .btn-next {
        right: calc((100% - var(--slide-width)) / 2 - calc(90 * var(--fpx-50)));
    }

    .sec5 .sol-link .line1 {
        height: 1.5em;
    }

    .sec1 .line1 {
        display: block;
    }
}