* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
    background: #f9f4ec;
    color: #1b2a3c;
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
}

a {
    text-decoration: none;
    color: inherit;
}

img {
    display: block;
    max-width: 100%;
}

.ldwx {
    width: 1200px;
    max-width: 92%;
    margin: 0 auto;
}

/* 头部 */
.kbxr {
    position: sticky;
    top: 0;
    z-index: 200;
    background: rgba(249, 244, 236, 0.94);
    backdrop-filter: blur(14px);
    border-bottom: 1px solid rgba(27, 42, 60, 0.08);
}

.qvzm {
    width: 1200px;
    max-width: 92%;
    margin: 0 auto;
    height: 72px;
    display: flex;
    align-items: center;
    gap: 32px;
}

.ldzo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 700;
    font-size: 22px;
    color: #1b2a3c;
}

.ldzo img {
    width: 40px;
    height: 40px;
    border-radius: 12px;
    object-fit: cover;
}

.nwpl {
    display: flex;
    gap: 28px;
    margin-left: 8px;
}

.nwpl a {
    font-size: 15px;
    color: #4a5868;
    position: relative;
    padding: 6px 0;
    transition: color 0.2s;
}

.nwpl a:hover {
    color: #f94c3d;
}

.nwpl a::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: 0;
    width: 0;
    height: 2px;
    background: #f94c3d;
    border-radius: 2px;
    transition: width 0.25s;
}

.nwpl a:hover::after {
    width: 100%;
}

.bpty {
    margin-left: auto;
    background: #f94c3d;
    color: #fff;
    padding: 11px 26px;
    border-radius: 999px;
    font-size: 15px;
    font-weight: 600;
    box-shadow: 0 8px 20px rgba(249, 76, 61, 0.32);
    transition: transform 0.2s, box-shadow 0.2s;
}

.bpty:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 26px rgba(249, 76, 61, 0.42);
}

.mnvc {
    display: none;
    margin-left: auto;
    background: none;
    border: none;
    font-size: 26px;
    color: #1b2a3c;
    cursor: pointer;
    padding: 4px;
}

/* Hero */
.wlpf {
    position: relative;
    padding: 84px 0 96px;
    overflow: hidden;
}

.wlpf::before {
    content: "";
    position: absolute;
    top: -80px;
    right: -60px;
    width: 360px;
    height: 360px;
    background: radial-gradient(circle, rgba(240, 169, 44, 0.22), transparent 68%);
    border-radius: 50%;
}

.wlpf::after {
    content: "";
    position: absolute;
    bottom: -100px;
    left: -80px;
    width: 320px;
    height: 320px;
    background: radial-gradient(circle, rgba(43, 182, 115, 0.18), transparent 68%);
    border-radius: 50%;
}

.wlpf .ldwx {
    display: flex;
    align-items: center;
    gap: 56px;
    position: relative;
    z-index: 2;
}

.vsdn {
    flex: 1;
}

.tcmk {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: #fff;
    color: #f94c3d;
    padding: 7px 16px;
    border-radius: 999px;
    font-size: 13px;
    font-weight: 600;
    box-shadow: 0 4px 14px rgba(27, 42, 60, 0.06);
}

.vsdn h1 {
    margin-top: 22px;
    font-size: 50px;
    line-height: 1.18;
    font-weight: 800;
    color: #1b2a3c;
    letter-spacing: 1px;
}

.vsdn h1 span {
    color: #f94c3d;
}

.vsdn > p {
    margin-top: 20px;
    font-size: 16px;
    color: #4a5868;
    max-width: 520px;
}

.fxzm {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    margin-top: 34px;
    background: #f94c3d;
    color: #fff;
    padding: 16px 40px;
    border-radius: 999px;
    font-size: 17px;
    font-weight: 700;
    box-shadow: 0 12px 28px rgba(249, 76, 61, 0.38);
    transition: transform 0.22s, box-shadow 0.22s;
}

.fxzm i {
    font-size: 20px;
}

.fxzm:hover {
    transform: translateY(-3px);
    box-shadow: 0 16px 34px rgba(249, 76, 61, 0.48);
}

.krty {
    margin-top: 26px;
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
}

.krty span {
    font-size: 14px;
    color: #4a5868;
    display: inline-flex;
    align-items: center;
    gap: 5px;
}

.krty i {
    color: #2bb673;
    font-size: 17px;
}

.hqol {
    position: relative;
    width: 420px;
    flex-shrink: 0;
}

.jpqx {
    border-radius: 26px;
    overflow: hidden;
    box-shadow: 0 30px 60px rgba(27, 42, 60, 0.18);
    transform: rotate(2deg);
    border: 6px solid #fff;
}

.jpqx img {
    width: 100%;
    height: 340px;
    object-fit: cover;
}

.wbnz, .lvxd {
    position: absolute;
    background: #fff;
    padding: 12px 16px;
    border-radius: 14px;
    font-size: 13px;
    font-weight: 700;
    color: #1b2a3c;
    box-shadow: 0 12px 26px rgba(27, 42, 60, 0.14);
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.wbnz {
    top: 32px;
    left: -26px;
    color: #f94c3d;
}

.wbnz i {
    font-size: 17px;
}

.lvxd {
    bottom: 30px;
    right: -22px;
    color: #2bb673;
}

.lvxd i {
    font-size: 17px;
}

/* 模块标题 */
.xqpf {
    text-align: center;
    margin-bottom: 48px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 14px;
}

.ncvb {
    width: 56px;
    height: 5px;
    background: linear-gradient(90deg, #f94c3d, #f0a92c);
    border-radius: 999px;
}

.mzkr {
    font-size: 32px;
    font-weight: 800;
    color: #1b2a3c;
    letter-spacing: 2px;
}

/* 产品展示 */
.prds {
    padding: 80px 0;
    background: #fff;
}

.rbnp {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}

.kpqw {
    border-radius: 18px;
    overflow: hidden;
    box-shadow: 0 10px 26px rgba(27, 42, 60, 0.1);
    aspect-ratio: 3 / 4;
    border: 4px solid #fff;
    transition: transform 0.25s, box-shadow 0.25s;
}

.kpqw:hover {
    transform: translateY(-6px);
    box-shadow: 0 18px 36px rgba(27, 42, 60, 0.16);
}

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

/* 优势亮点 */
.adzg {
    padding: 80px 0;
}

.knfz {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 22px;
}

.zmpx {
    background: #fff;
    border-radius: 20px;
    padding: 32px 28px;
    box-shadow: 0 8px 24px rgba(27, 42, 60, 0.07);
    border: 1px solid rgba(27, 42, 60, 0.05);
    transition: transform 0.22s, box-shadow 0.22s;
}

.zmpx:hover {
    transform: translateY(-5px);
    box-shadow: 0 16px 34px rgba(27, 42, 60, 0.12);
}

.lqws {
    width: 54px;
    height: 54px;
    border-radius: 16px;
    background: linear-gradient(135deg, #f94c3d, #ff7a5c);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 26px;
    margin-bottom: 18px;
}

.zmpx:nth-child(2) .lqws {
    background: linear-gradient(135deg, #2bb673, #5ed49a);
}

.zmpx:nth-child(3) .lqws {
    background: linear-gradient(135deg, #f0a92c, #ffc66d);
}

.zmpx:nth-child(4) .lqws {
    background: linear-gradient(135deg, #f0a92c, #ffc66d);
}

.zmpx:nth-child(5) .lqws {
    background: linear-gradient(135deg, #2bb673, #5ed49a);
}

.zmpx:nth-child(6) .lqws {
    background: linear-gradient(135deg, #f94c3d, #ff7a5c);
}

.srty {
    font-size: 21px;
    font-weight: 700;
    color: #1b2a3c;
    margin-bottom: 8px;
}

.zmpx p {
    font-size: 14.5px;
    color: #5a6878;
}

/* 下载中心 */
.dlzc {
    padding: 80px 0;
    background: #1b2a3c;
    position: relative;
    overflow: hidden;
}

.dlzc::before {
    content: "";
    position: absolute;
    top: -120px;
    right: -100px;
    width: 380px;
    height: 380px;
    background: radial-gradient(circle, rgba(249, 76, 61, 0.22), transparent 70%);
    border-radius: 50%;
}

.dlzc .mzkr {
    color: #fff;
}

.dlzc .xqpf {
    position: relative;
    z-index: 2;
}

.dlzc .knfz {
    position: relative;
    z-index: 2;
}

.vkqm {
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.14);
    border-radius: 20px;
    padding: 28px 26px;
    color: #fff;
    display: flex;
    flex-direction: column;
    gap: 8px;
    transition: transform 0.22s, background 0.22s, border-color 0.22s;
}

.vkqm:hover {
    transform: translateY(-5px);
    background: rgba(249, 76, 61, 0.18);
    border-color: rgba(249, 76, 61, 0.5);
}

.vkqm > i {
    font-size: 34px;
    color: #f0a92c;
    margin-bottom: 6px;
}

.pxnb {
    font-size: 19px;
    font-weight: 700;
}

.qwsx {
    font-size: 13px;
    color: #9aa8b8;
}

.klmc {
    margin-top: 10px;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: #f94c3d;
    color: #fff;
    padding: 9px 18px;
    border-radius: 999px;
    font-size: 14px;
    font-weight: 600;
    width: fit-content;
}

/* 使用流程 */
.pflw {
    padding: 80px 0;
    background: #fff;
}

.sxqr {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    position: relative;
}

.sxqr::before {
    content: "";
    position: absolute;
    top: 28px;
    left: 12%;
    right: 12%;
    height: 3px;
    background: repeating-linear-gradient(90deg, #f94c3d 0, #f94c3d 8px, transparent 8px, transparent 18px);
}

.tplm {
    position: relative;
    z-index: 2;
    text-align: center;
}

.qzxp {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: #fff;
    border: 3px solid #f94c3d;
    color: #f94c3d;
    font-size: 22px;
    font-weight: 800;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 18px;
    box-shadow: 0 8px 18px rgba(249, 76, 61, 0.22);
}

.vsdf {
    background: #f9f4ec;
    border-radius: 18px;
    padding: 22px 18px;
}

.lfek {
    font-size: 17px;
    font-weight: 700;
    color: #1b2a3c;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    margin-bottom: 6px;
}

.lfek i {
    color: #2bb673;
}

.vsdf p {
    font-size: 14px;
    color: #5a6878;
}

/* 常见问题 */
.fqbw {
    padding: 80px 0;
}

.mncv {
    display: flex;
    flex-direction: column;
    gap: 14px;
    max-width: 880px;
    margin: 0 auto;
}

.plok {
    background: #fff;
    border-radius: 16px;
    box-shadow: 0 6px 18px rgba(27, 42, 60, 0.07);
    border: 1px solid rgba(27, 42, 60, 0.05);
    overflow: hidden;
    transition: box-shadow 0.2s;
}

.plok:hover {
    box-shadow: 0 10px 26px rgba(27, 42, 60, 0.12);
}

.zxpm {
    padding: 20px 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    cursor: pointer;
    font-size: 16.5px;
    font-weight: 600;
    color: #1b2a3c;
}

.zxpm i {
    font-size: 24px;
    color: #f94c3d;
    transition: transform 0.25s;
}

.plok.xbvc .zxpm i {
    transform: rotate(180deg);
}

.cskl {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.plok.xbvc .cskl {
    max-height: 200px;
}

.cskl p {
    padding: 0 24px 20px;
    font-size: 14.5px;
    color: #5a6878;
}

/* 产品资讯 */
.nwzx {
    padding: 80px 0;
    background: #fff;
}

.rypl {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}

.xvbn {
    background: #f9f4ec;
    border-radius: 18px;
    padding: 28px 26px;
    border-left: 4px solid #f94c3d;
    display: flex;
    flex-direction: column;
    gap: 10px;
    transition: transform 0.22s, box-shadow 0.22s;
}

.xvbn:hover {
    transform: translateY(-4px);
    box-shadow: 0 14px 28px rgba(27, 42, 60, 0.1);
}

.xvbn:nth-child(2n) {
    border-left-color: #2bb673;
}

.kplm {
    display: inline-flex;
    background: #fff;
    color: #f94c3d;
    padding: 4px 12px;
    border-radius: 999px;
    font-size: 12px;
    font-weight: 700;
    width: fit-content;
}

.xvbn:nth-child(2n) .kplm {
    color: #2bb673;
}

.qzlw {
    font-size: 13px;
    color: #9aa8b8;
}

.xvbn p {
    font-size: 15.5px;
    color: #1b2a3c;
    font-weight: 600;
    line-height: 1.6;
}

/* 用户评价 */
.rvsq {
    padding: 80px 0;
}

.xzke {
    column-count: 3;
    column-gap: 22px;
}

.vnbp {
    background: #fff;
    border-radius: 18px;
    padding: 26px 24px;
    margin-bottom: 22px;
    break-inside: avoid;
    box-shadow: 0 8px 22px rgba(27, 42, 60, 0.07);
    border: 1px solid rgba(27, 42, 60, 0.05);
    display: inline-block;
    width: 100%;
}

.vnbp:nth-child(2) {
    margin-top: 28px;
}

.vnbp:nth-child(5) {
    margin-top: 28px;
}

.qsmr {
    color: #f0a92c;
    font-size: 16px;
    margin-bottom: 12px;
    display: flex;
    gap: 2px;
}

.vnbp p {
    font-size: 14.5px;
    color: #3a4858;
    line-height: 1.7;
    margin-bottom: 16px;
}

.zmqp {
    display: flex;
    justify-content: space-between;
    font-size: 13px;
    color: #9aa8b8;
}

.zmqp span:first-child {
    font-weight: 700;
    color: #1b2a3c;
}

/* 页脚 */
.ftrb {
    background: #1b2a3c;
    color: #cbd3de;
    padding: 56px 0 0;
}

.ftrb .ldwx {
    display: flex;
    align-items: center;
    gap: 32px;
    flex-wrap: wrap;
    padding-bottom: 40px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.xbnc {
    flex: 1;
    min-width: 220px;
}

.ftrb .ldzo {
    color: #fff;
}

.ftrb .ldzo img {
    border: 2px solid rgba(255, 255, 255, 0.16);
}

.xbnc p {
    margin-top: 12px;
    font-size: 14px;
    color: #9aa8b8;
}

.ftrb .nwpl a {
    color: #cbd3de;
    font-size: 14px;
}

.ftrb .nwpl a:hover {
    color: #f94c3d;
}

.ftrb .bpty {
    margin-left: 0;
}

.ckzw {
    text-align: center;
    padding: 22px 0;
    font-size: 13px;
    color: #7a8898;
}

/* 移动端 */
@media (max-width: 767px) {
    .qvzm {
        height: 60px;
        gap: 14px;
    }

    .ldzo {
        font-size: 18px;
    }

    .ldzo img {
        width: 34px;
        height: 34px;
        border-radius: 10px;
    }

    .nwpl {
        position: fixed;
        top: 60px;
        left: 0;
        right: 0;
        background: #fff;
        flex-direction: column;
        gap: 0;
        padding: 10px 0;
        margin: 0;
        box-shadow: 0 14px 28px rgba(27, 42, 60, 0.16);
        transform: translateY(-150%);
        transition: transform 0.3s ease;
        max-height: calc(100vh - 60px);
        overflow-y: auto;
    }

    .nwpl.xbvc {
        transform: translateY(0);
    }

    .nwpl a {
        padding: 14px 22px;
        border-bottom: 1px solid rgba(27, 42, 60, 0.06);
        font-size: 15px;
    }

    .bpty {
        display: none;
    }

    .mnvc {
        display: block;
    }

    .wlpf {
        padding: 44px 0 60px;
    }

    .wlpf .ldwx {
        flex-direction: column;
        gap: 36px;
    }

    .tcmk {
        font-size: 12px;
    }

    .vsdn h1 {
        font-size: 32px;
    }

    .vsdn > p {
        font-size: 14.5px;
    }

    .fxzm {
        width: 100%;
        justify-content: center;
        padding: 15px 20px;
        font-size: 16px;
    }

    .krty {
        gap: 14px;
    }

    .krty span {
        font-size: 13px;
    }

    .hqol {
        width: 100%;
    }

    .jpqx img {
        height: 240px;
    }

    .wbnz {
        left: 12px;
        top: 16px;
        font-size: 12px;
        padding: 9px 12px;
    }

    .lvxd {
        right: 12px;
        bottom: 16px;
        font-size: 12px;
        padding: 9px 12px;
    }

    .mzkr {
        font-size: 24px;
    }

    .xqpf {
        margin-bottom: 34px;
    }

    .prds, .adzg, .dlzc, .pflw, .fqbw, .nwzx, .rvsq {
        padding: 52px 0;
    }

    .rbnp {
        display: flex;
        gap: 14px;
        overflow-x: auto;
        scroll-snap-type: x mandatory;
        padding: 4px 2px 12px;
        -webkit-overflow-scrolling: touch;
    }

    .rbnp::-webkit-scrollbar {
        display: none;
    }

    .kpqw {
        flex: 0 0 72%;
        scroll-snap-align: center;
    }

    .knfz {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .zmpx {
        padding: 24px 22px;
    }

    .lqws {
        width: 46px;
        height: 46px;
        font-size: 22px;
        border-radius: 14px;
    }

    .srty {
        font-size: 19px;
    }

    .sxqr {
        grid-template-columns: 1fr;
        gap: 18px;
    }

    .sxqr::before {
        display: none;
    }

    .qzxp {
        margin-bottom: 12px;
    }

    .rypl {
        grid-template-columns: 1fr;
        gap: 14px;
    }

    .xzke {
        column-count: 1;
    }

    .vnbp:nth-child(2), .vnbp:nth-child(5) {
        margin-top: 0;
    }

    .ftrb .ldwx {
        flex-direction: column;
        align-items: flex-start;
        gap: 22px;
    }

    .ftrb .nwpl {
        position: static;
        flex-direction: row;
        flex-wrap: wrap;
        gap: 14px 20px;
        box-shadow: none;
        padding: 0;
        transform: none;
        max-height: none;
    }

    .ftrb .nwpl a {
        padding: 0;
        border: none;
    }

    .ftrb .bpty {
        display: inline-flex;
        margin-left: 0;
    }
}