.web-landing {
    display: none;
}

@media screen and (min-width: 641px) {
    :root {
        --wu: calc(min(100vw, 1920px) / 1920);
        --wh: calc(min(100vh, 1080px) / 1080);
        --ws: min(var(--wu), var(--wh));
    }

    body {
        background: #000 !important;
    }

    .landing-desktop,
    .h5-landing,
    .shadow-box,
    .app,
    header .logo-img-h5,
    header .h5-nav-img {
        display: none !important;
    }

    header {
        width: 100%;
        max-width: 1920px;
        left: 50%;
        transform: translateX(-50%);
        height: calc(110 * var(--wu));
        min-height: 72px;
        max-height: none;
        padding: 0 calc(31 * var(--wu));
        background: transparent;
        border: 0;
        z-index: 20;
    }

    header .logo-img-pc {
        display: block;
        height: calc(72 * var(--wu));
        width: auto;
        object-fit: contain;
    }

    header .contact {
        padding-right: 0;
        gap: calc(24 * var(--wu));
    }

    header .contact a {
        display: flex;
        text-decoration: none;
    }

    header .contact img,
    header .web-nav-img {
        display: block;
        width: calc(160 * var(--wu)) !important;
        height: auto !important;
        max-width: none;
        margin-left: 0;
    }

    .web-landing {
        display: block;
        position: relative;
        width: min(100vw, 1920px);
        height: 100vh;
        height: 100svh;
        margin: 0 auto;
        overflow: hidden;
        background: #000 url("../images/desktop/web/bg.webp") center / cover no-repeat;
        font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
    }

    .web-swiper {
        position: absolute;
        inset: 0;
        z-index: 1;
        overflow: hidden;
        cursor: grab;
        background: #000 url("../images/desktop/web/bg.webp") center / cover no-repeat;
    }

    .web-swiper-track {
        display: flex;
        height: 100%;
        width: 100%;
        will-change: transform;
    }

    .web-slide {
        flex: 0 0 100%;
        min-width: 100%;
        max-width: 100%;
        height: 100%;
        position: relative;
        overflow: hidden;
        background: transparent;
    }

    .web-slide img {
        position: absolute;
        top: 0;
        right: 0;
        display: block;
        height: 100%;
        width: auto;
        max-width: none;
        object-fit: contain;
        object-position: right center;
        pointer-events: none;
    }

    .web-swiper::after {
        content: "";
        position: absolute;
        inset: 0;
        background: linear-gradient(109.68deg, rgba(0, 0, 0, 0.53) 56.09%, rgba(0, 0, 0, 0.265) 70.19%, rgba(0, 0, 0, 0) 80.39%);
        pointer-events: none;
    }

    .web-main {
        position: relative;
        z-index: 2;
        height: calc(100% - 18.24vh);
        padding: 0 0 0 calc(82 * var(--wu));
        box-sizing: border-box;
        display: flex;
        flex-direction: column;
        justify-content: flex-start;
        pointer-events: none;
    }

    .web-title {
        position: absolute;
        left: calc(82 * var(--wu));
        top: calc(35 * var(--wu));
        display: block;
        width: calc(960 * var(--wu));
        height: calc(705 * var(--wu));
        max-width: none;
        object-fit: contain;
        object-position: left top;
        transform: rotate(0deg);
        opacity: 1;
    }

    .web-download {
        display: flex;
        align-items: center;
        gap: calc(28 * var(--wu));
        margin-top: auto;
        margin-bottom: calc(28 * var(--wu));
        pointer-events: auto;
    }

    .web-qr {
        position: relative;
        width: calc(360 * var(--wu));
        flex: 0 0 auto;
    }

    .web-qr > img {
        display: block;
        width: 100%;
        height: auto;
    }

    .web-qr .qrcode {
        position: absolute;
        left: 8.7%;
        top: 19.2%;
        width: 29.3%;
        aspect-ratio: 1;
        background: #fff;
        border-radius: 8px;
        overflow: hidden;
    }

    .web-qr .qr,
    .web-qr .qr canvas {
        display: block;
        width: 100% !important;
        height: 100% !important;
    }

    .web-btns {
        display: flex;
        flex-direction: column;
        gap: calc(18 * var(--wu));
    }

    .web-btn {
        display: block;
        width: calc(200 * var(--wu));
        line-height: 0;
        text-decoration: none;
    }

    .web-btn img {
        display: block;
        width: 100%;
        height: auto;
    }

    .web-strip {
        position: absolute;
        left: 0;
        right: 0;
        bottom: 0;
        z-index: 3;
        height: 18.24vh;
        background: linear-gradient(180deg, rgba(87, 18, 50, 0.7) 0%, #260615 100%);
    }

    .web-strip img {
        display: block;
        width: 100%;
        height: 100%;
        object-fit: cover;
        object-position: center;
    }
}