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

html {
    scroll-behavior: smooth;
}

body {
    font-family: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
    color: #41564a;
    background-color: #f8fdf9;
    line-height: 1.7;
}

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

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

.wrpv {
    width: 1200px;
    max-width: 100%;
    margin: 0 auto;
    padding: 0 20px;
}

/* ---------- 头部 ---------- */
.hdvp {
    position: sticky;
    top: 0;
    z-index: 100;
    background-color: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(8px);
    box-shadow: 0 2px 18px rgba(5, 150, 105, 0.08);
}

.hdvn {
    display: flex;
    align-items: center;
    height: 72px;
}

.lgvp {
    display: flex;
    align-items: center;
    flex-shrink: 0;
}

.lgvp img {
    width: 42px;
    height: 42px;
    border-radius: 12px;
    box-shadow: 0 6px 14px rgba(5, 150, 105, 0.25);
}

.lgvp span {
    margin-left: 10px;
    font-size: 22px;
    font-weight: 800;
    color: #1c3b28;
    letter-spacing: 1px;
}

.nvvp {
    display: flex;
    align-items: center;
    margin-left: 36px;
    flex: 1;
}

.nvvp a {
    font-size: 15px;
    color: #55705f;
    padding: 8px 12px;
    border-radius: 999px;
    transition: color 0.2s, background-color 0.2s;
}

.nvvp a:hover {
    color: #059669;
    background-color: #e6f7ec;
}

.btvp {
    display: inline-flex;
    align-items: center;
    flex-shrink: 0;
    background: linear-gradient(120deg, #10b981 0%, #a3e635 100%);
    color: #ffffff;
    font-size: 15px;
    font-weight: 700;
    padding: 10px 26px;
    border-radius: 999px;
    box-shadow: 0 8px 18px rgba(16, 185, 129, 0.35);
    transition: transform 0.2s, box-shadow 0.2s;
}

.btvp i {
    margin-right: 6px;
    font-size: 17px;
}

.btvp:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 26px rgba(16, 185, 129, 0.45);
}

.tgvp {
    display: none;
    border: none;
    background: none;
    font-size: 26px;
    color: #059669;
    cursor: pointer;
}

/* ---------- Hero ---------- */
.hevp {
    position: relative;
    overflow: hidden;
    padding: 80px 0 110px;
    background: linear-gradient(150deg, #eaf7ee 0%, #f3fbf4 55%, #eefbf0 100%);
}

.hevp::before {
    content: "";
    position: absolute;
    left: -150px;
    top: -150px;
    width: 500px;
    height: 500px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(16, 185, 129, 0.18) 0%, rgba(16, 185, 129, 0) 68%);
}

.hevp::after {
    content: "";
    position: absolute;
    right: -130px;
    bottom: -170px;
    width: 460px;
    height: 460px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(163, 230, 53, 0.15) 0%, rgba(163, 230, 53, 0) 68%);
}

.hewn {
    position: relative;
    z-index: 2;
    display: flex;
    align-items: center;
    gap: 60px;
}

.hepv {
    position: relative;
    flex-shrink: 0;
    width: 470px;
    height: 530px;
}

.hegl {
    position: absolute;
    left: 50%;
    top: 50%;
    width: 420px;
    height: 420px;
    margin: -210px 0 0 -210px;
    border-radius: 50%;
    background: linear-gradient(150deg, #10b981 0%, #a3e635 100%);
    opacity: 0.22;
    filter: blur(46px);
}

.heph {
    position: absolute;
    left: 110px;
    top: 20px;
    width: 250px;
    background-color: #ffffff;
    border-radius: 26px;
    padding: 11px;
    transform: rotate(-6deg);
    box-shadow: 0 30px 60px rgba(6, 95, 70, 0.3);
}

.heph img {
    border-radius: 16px;
}

.hech {
    position: absolute;
    display: inline-flex;
    align-items: center;
    background-color: #ffffff;
    border-radius: 999px;
    padding: 9px 18px;
    font-size: 13px;
    font-weight: 700;
    color: #2f5940;
    box-shadow: 0 12px 26px rgba(6, 95, 70, 0.2);
}

.hech i {
    margin-right: 7px;
    font-size: 16px;
    color: #10b981;
}

.hc1 {
    left: 10px;
    top: 90px;
}

.hc2 {
    right: 0;
    top: 250px;
}

.hc3 {
    left: 36px;
    bottom: 70px;
}

.hesp {
    position: absolute;
    color: #a3e635;
}

.hs1 {
    right: 60px;
    top: 80px;
    font-size: 20px;
    opacity: 0.75;
}

.hs2 {
    left: 24px;
    top: 330px;
    font-size: 14px;
    opacity: 0.55;
}

.hect {
    flex: 1;
    min-width: 0;
}

.hebd {
    display: flex;
    align-items: center;
    width: fit-content;
    font-size: 13px;
    font-weight: 600;
    color: #059669;
    background-color: rgba(16, 185, 129, 0.1);
    border: 1px solid rgba(16, 185, 129, 0.25);
    padding: 6px 16px;
    border-radius: 999px;
}

.hebd i {
    margin-right: 6px;
    font-size: 15px;
}

.heh1 {
    position: relative;
    display: inline-block;
    margin-top: 18px;
    font-size: 66px;
    font-weight: 900;
    letter-spacing: 4px;
    line-height: 1.15;
    color: #1c3b28;
}

.heh1::after {
    content: "";
    position: absolute;
    left: 2px;
    right: 2px;
    bottom: 4px;
    height: 12px;
    border-radius: 6px;
    background: linear-gradient(90deg, rgba(16, 185, 129, 0.35) 0%, rgba(163, 230, 53, 0.35) 100%);
    z-index: -1;
}

.hetx {
    margin-top: 20px;
    font-size: 16px;
    color: #55705f;
}

.hebt {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin-top: 32px;
    background: linear-gradient(120deg, #10b981 0%, #a3e635 100%);
    color: #ffffff;
    font-size: 20px;
    font-weight: 800;
    padding: 17px 56px;
    border-radius: 999px;
    box-shadow: 0 16px 34px rgba(16, 185, 129, 0.42);
    transition: transform 0.2s, box-shadow 0.2s;
}

.hebt i {
    margin-right: 10px;
    font-size: 22px;
}

.hebt:hover {
    transform: translateY(-3px);
    box-shadow: 0 22px 42px rgba(16, 185, 129, 0.52);
}

.heft {
    margin-top: 26px;
}

.heft span {
    display: inline-flex;
    align-items: center;
    font-size: 14px;
    color: #4d6654;
    margin-right: 26px;
}

.heft i {
    margin-right: 6px;
    font-size: 17px;
    color: #10b981;
}

/* ---------- 通用区块 ---------- */
.sevp {
    padding: 84px 0;
    scroll-margin-top: 80px;
}

.alvp {
    background-color: #eff9f1;
}

.ttvp {
    text-align: center;
    margin-bottom: 52px;
}

.ttvp p {
    display: inline-flex;
    align-items: center;
    font-size: 32px;
    font-weight: 900;
    letter-spacing: 2px;
    background: linear-gradient(120deg, #059669 0%, #65a30d 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.ttvp p::before,
.ttvp p::after {
    content: "";
    width: 38px;
    height: 3px;
    border-radius: 2px;
    margin: 0 16px;
}

.ttvp p::before {
    background: linear-gradient(90deg, rgba(16, 185, 129, 0) 0%, #10b981 100%);
}

.ttvp p::after {
    background: linear-gradient(90deg, #a3e635 0%, rgba(163, 230, 53, 0) 100%);
}

/* ---------- 产品展示 ---------- */
.pdvp {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 22px;
}

.pvcd {
    background-color: #ffffff;
    border: 1px solid #dff0e3;
    border-radius: 18px;
    padding: 14px 14px 18px;
    transition: transform 0.25s, box-shadow 0.25s, border-color 0.25s;
}

.pvcd:hover {
    transform: translateY(-6px);
    border-color: #a7e3bd;
    box-shadow: 0 20px 40px rgba(5, 150, 105, 0.16);
}

.pvim {
    background-color: #e8f6ec;
    border-radius: 12px;
    overflow: hidden;
}

.pvim img {
    width: 100%;
    height: 439px;
    object-fit: cover;
    object-position: top;
}

.pvtt {
    display: flex;
    align-items: center;
    justify-content: center;
    margin-top: 14px;
    font-size: 16px;
    font-weight: 700;
    color: #1c3b28;
}

.pvtt i {
    margin-right: 7px;
    font-size: 17px;
    color: #10b981;
}

/* ---------- 优势亮点 ---------- */
.avvp {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 22px;
}

.avit {
    display: flex;
    align-items: flex-start;
    background-color: #ffffff;
    border: 1px solid #dff0e3;
    border-radius: 18px;
    padding: 28px 24px;
    transition: transform 0.25s, box-shadow 0.25s, border-color 0.25s;
}

.avit:hover {
    transform: translateY(-5px);
    border-color: #a7e3bd;
    box-shadow: 0 18px 36px rgba(5, 150, 105, 0.15);
}

.avic {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    width: 54px;
    height: 54px;
    border-radius: 50%;
    background: linear-gradient(135deg, #10b981 0%, #a3e635 100%);
    color: #ffffff;
    font-size: 24px;
    box-shadow: 0 10px 20px rgba(16, 185, 129, 0.32);
}

.avbd {
    margin-left: 16px;
    min-width: 0;
}

.avtt {
    font-size: 18px;
    font-weight: 800;
    color: #1c3b28;
    line-height: 1.4;
    padding-top: 2px;
}

.avtx {
    margin-top: 7px;
    font-size: 14px;
    color: #68816f;
}

/* ---------- 下载中心 ---------- */
.dnvp {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 22px;
}

.dnit {
    background-color: #ffffff;
    border: 1px solid #dff0e3;
    border-radius: 18px;
    padding: 28px 26px;
    transition: transform 0.25s, box-shadow 0.25s, border-color 0.25s;
}

.dnit:hover {
    transform: translateY(-6px);
    border-color: #a7e3bd;
    box-shadow: 0 20px 40px rgba(5, 150, 105, 0.16);
}

.dnhd {
    display: flex;
    align-items: center;
}

.dnlg {
    width: 54px;
    height: 54px;
    border-radius: 14px;
    flex-shrink: 0;
    box-shadow: 0 8px 18px rgba(5, 150, 105, 0.2);
}

.dntt {
    margin-left: 14px;
    font-size: 18px;
    font-weight: 800;
    color: #1c3b28;
}

.dntx {
    margin-top: 14px;
    font-size: 14px;
    color: #68816f;
    min-height: 44px;
}

.dnbt {
    display: flex;
    align-items: center;
    justify-content: center;
    margin-top: 18px;
    background: linear-gradient(120deg, #10b981 0%, #a3e635 100%);
    color: #ffffff;
    font-size: 15px;
    font-weight: 700;
    padding: 12px 20px;
    border-radius: 12px;
    box-shadow: 0 10px 22px rgba(16, 185, 129, 0.3);
    transition: transform 0.2s, box-shadow 0.2s;
}

.dnbt i {
    margin-right: 7px;
    font-size: 17px;
}

.dnbt:hover {
    transform: translateY(-2px);
    box-shadow: 0 14px 28px rgba(16, 185, 129, 0.42);
}

/* ---------- 使用流程 ---------- */
.flvp {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 22px;
    padding-bottom: 78px;
}

.flit {
    background-color: #ffffff;
    border: 1px solid #dff0e3;
    border-radius: 18px;
    padding: 32px 24px 28px;
    transition: transform 0.25s, box-shadow 0.25s, border-color 0.25s;
}

.flit:nth-child(2) {
    margin-top: 26px;
}

.flit:nth-child(3) {
    margin-top: 52px;
}

.flit:nth-child(4) {
    margin-top: 78px;
}

.flit:hover {
    transform: translateY(-5px);
    border-color: #a7e3bd;
    box-shadow: 0 18px 36px rgba(5, 150, 105, 0.15);
}

.flno {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 56px;
    height: 56px;
    border-radius: 16px;
    background: linear-gradient(135deg, #10b981 0%, #a3e635 100%);
    color: #ffffff;
    font-size: 20px;
    font-weight: 900;
    font-style: normal;
    letter-spacing: 1px;
    box-shadow: 0 12px 24px rgba(16, 185, 129, 0.35);
}

.fltt {
    margin-top: 18px;
    font-size: 18px;
    font-weight: 800;
    color: #1c3b28;
}

.fltx {
    margin-top: 8px;
    font-size: 14px;
    color: #68816f;
}

/* ---------- 常见问题 ---------- */
.qavp {
    max-width: 860px;
    margin: 0 auto;
}

.qait {
    background-color: #ffffff;
    border: 1px solid #dff0e3;
    border-radius: 16px;
    margin-bottom: 14px;
    overflow: hidden;
    transition: border-color 0.2s, box-shadow 0.2s;
}

.qait.cur {
    border-color: #a7e3bd;
    box-shadow: 0 14px 30px rgba(5, 150, 105, 0.14);
}

.qaqs {
    display: flex;
    align-items: center;
    padding: 18px 22px;
    font-size: 16px;
    font-weight: 700;
    color: #24452e;
    cursor: pointer;
}

.qaic {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    width: 34px;
    height: 34px;
    border-radius: 10px;
    margin-right: 14px;
    background-color: #e6f7ec;
    color: #059669;
    font-size: 17px;
    transition: background-color 0.2s, color 0.2s;
}

.qait.cur .qaic {
    background: linear-gradient(135deg, #10b981 0%, #a3e635 100%);
    color: #ffffff;
}

.qaar {
    margin-left: auto;
    flex-shrink: 0;
    font-size: 22px;
    color: #10b981;
    transition: transform 0.25s;
}

.qait.cur .qaar {
    transform: rotate(180deg);
}

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

.qaan p {
    padding: 0 22px 20px 70px;
    font-size: 14px;
    color: #68816f;
}

/* ---------- 产品资讯 ---------- */
.nwvp {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 22px;
}

.nwit {
    background-color: #ffffff;
    border: 1px solid #dff0e3;
    border-radius: 18px;
    padding: 26px 26px 24px;
    transition: transform 0.25s, box-shadow 0.25s, border-color 0.25s;
}

.nwit:hover {
    transform: translateY(-4px);
    border-color: #a7e3bd;
    box-shadow: 0 18px 36px rgba(5, 150, 105, 0.14);
}

.nwmt {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nwtg {
    display: inline-flex;
    align-items: center;
    font-size: 12px;
    font-weight: 700;
    color: #059669;
    background-color: #e6f7ec;
    border-radius: 999px;
    padding: 4px 14px;
}

.nwtm {
    font-size: 12px;
    color: #93a896;
}

.nwtm i {
    margin-right: 4px;
}

.nwtt {
    margin-top: 14px;
    font-size: 17px;
    font-weight: 800;
    color: #1c3b28;
    line-height: 1.5;
}

.nwtx {
    margin-top: 8px;
    font-size: 13px;
    color: #68816f;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* ---------- 用户评价 ---------- */
.ugvp {
    columns: 3;
    column-gap: 22px;
}

.ugit {
    break-inside: avoid;
    background-color: #ffffff;
    border: 1px solid #dff0e3;
    border-radius: 18px;
    padding: 24px 24px 26px;
    margin-bottom: 22px;
    transition: transform 0.25s, box-shadow 0.25s, border-color 0.25s;
}

.ugit:hover {
    transform: translateY(-4px);
    border-color: #a7e3bd;
    box-shadow: 0 18px 36px rgba(5, 150, 105, 0.14);
}

.ughd {
    display: flex;
    align-items: center;
}

.ugav {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    width: 42px;
    height: 42px;
    border-radius: 50%;
    background: linear-gradient(135deg, #10b981 0%, #a3e635 100%);
    color: #ffffff;
    font-size: 20px;
    box-shadow: 0 8px 16px rgba(16, 185, 129, 0.3);
}

.ugif {
    margin-left: 12px;
    min-width: 0;
}

.ugnm {
    font-size: 14px;
    font-weight: 700;
    color: #1c3b28;
    line-height: 1.4;
}

.ugtm {
    font-size: 12px;
    color: #93a896;
    line-height: 1.4;
}

.ugqt {
    margin-left: auto;
    font-size: 28px;
    color: #c9ecd2;
}

.ugst {
    margin-top: 14px;
    color: #f59e0b;
    font-size: 14px;
}

.ugst i {
    margin-right: 2px;
}

.ugtx {
    margin-top: 10px;
    font-size: 14px;
    color: #4d6654;
}

/* ---------- 页脚 ---------- */
.ftvp {
    background-color: #14291c;
    padding: 48px 0 30px;
}

.ftin {
    display: flex;
    align-items: center;
}

.ftvp .lgvp img {
    box-shadow: 0 6px 14px rgba(0, 0, 0, 0.35);
}

.ftvp .lgvp span {
    color: #ffffff;
}

.ftvp .nvvp a {
    color: #a9cdb2;
}

.ftvp .nvvp a:hover {
    color: #ffffff;
    background-color: rgba(255, 255, 255, 0.08);
}

.ftcp {
    margin-top: 30px;
    padding-top: 22px;
    border-top: 1px solid rgba(255, 255, 255, 0.12);
    text-align: center;
    font-size: 13px;
    color: #7d9c85;
}

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

    .lgvp img {
        width: 36px;
        height: 36px;
    }

    .lgvp span {
        font-size: 19px;
    }

    .nvvp {
        display: none;
        position: absolute;
        left: 0;
        right: 0;
        top: 60px;
        background-color: #ffffff;
        flex-direction: column;
        align-items: stretch;
        padding: 10px 16px 16px;
        margin-left: 0;
        box-shadow: 0 14px 26px rgba(5, 150, 105, 0.14);
    }

    .nvvp a {
        padding: 12px 12px;
        font-size: 15px;
        border-radius: 10px;
    }

    .hdvp.expd .nvvp {
        display: flex;
    }

    .btvp {
        display: none;
    }

    .tgvp {
        display: block;
        margin-left: auto;
    }

    .hevp {
        padding: 52px 0 64px;
    }

    .hewn {
        gap: 0;
    }

    .hepv {
        display: none;
    }

    .hebd {
        display: flex;
        width: fit-content;
        margin: 0 auto;
    }

    .heh1 {
        display: block;
        font-size: 44px;
        text-align: center;
    }

    .heh1::after {
        left: 12%;
        right: 12%;
    }

    .hetx {
        font-size: 14px;
        text-align: center;
    }

    .hebt {
        display: flex;
        width: 100%;
        font-size: 18px;
        padding: 15px 20px;
    }

    .heft {
        text-align: center;
    }

    .heft span {
        margin: 0 10px;
        font-size: 13px;
    }

    .sevp {
        padding: 56px 0;
        scroll-margin-top: 66px;
    }

    .ttvp {
        margin-bottom: 34px;
    }

    .ttvp p {
        font-size: 24px;
    }

    .ttvp p::before,
    .ttvp p::after {
        width: 22px;
        margin: 0 10px;
    }

    .pdvp {
        display: flex;
        overflow-x: auto;
        gap: 14px;
        padding-bottom: 8px;
        -webkit-overflow-scrolling: touch;
    }

    .pvcd {
        flex: 0 0 260px;
        padding: 12px 12px 16px;
    }

    .pvim img {
        height: 422px;
    }

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

    .avit {
        padding: 22px 20px;
    }

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

    .dntx {
        min-height: 0;
    }

    .flvp {
        grid-template-columns: 1fr;
        gap: 14px;
        padding-bottom: 0;
    }

    .flit:nth-child(2),
    .flit:nth-child(3),
    .flit:nth-child(4) {
        margin-top: 0;
    }

    .qaqs {
        padding: 16px 16px;
        font-size: 15px;
    }

    .qaan p {
        padding: 0 16px 18px 64px;
    }

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

    .ugvp {
        columns: 1;
    }

    .ftin {
        flex-direction: column;
        gap: 18px;
    }

    .ftvp .nvvp {
        position: static;
        display: flex;
        flex-direction: row;
        flex-wrap: wrap;
        justify-content: center;
        background-color: transparent;
        box-shadow: none;
        padding: 0;
    }

    .ftvp .nvvp a {
        padding: 6px 10px;
        font-size: 13px;
    }
}