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

body {
    font-family: "PingFang SC", "Microsoft YaHei", sans-serif;
    background: #f3f4f6;
    color: #333333;
    line-height: 1.7;
}

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

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

/* ===== 头部 ===== */
.sayqym {
    position: sticky;
    top: 0;
    z-index: 100;
    background: #ffffff;
    border-bottom: 1px solid #e8eaee;
    box-shadow: 0 2px 14px rgba(30, 34, 40, 0.06);
}

.ypptg {
    width: 1200px;
    max-width: 100%;
    margin: 0 auto;
    padding: 0 20px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: relative;
}

.hseez {
    display: flex;
    align-items: center;
    gap: 10px;
}

.fvkyd {
    width: 34px;
    height: 34px;
    border-radius: 9px;
}

.vabgka {
    font-size: 20px;
    font-weight: 800;
    color: #2c2f34;
}

.fqrgd {
    display: flex;
    gap: 26px;
}

.fqrgd a {
    font-size: 15px;
    color: #55595f;
    padding: 6px 0;
    border-bottom: 2px solid transparent;
    transition: color 0.2s, border-color 0.2s;
}

.fqrgd a:hover {
    color: #f2711c;
    border-color: #f2711c;
}

.prabd {
    display: flex;
    align-items: center;
    gap: 12px;
}

.sfhmb {
    background: #f2711c;
    color: #ffffff;
    font-size: 14px;
    font-weight: 600;
    padding: 9px 22px;
    border-radius: 999px;
    transition: background 0.2s;
}

.sfhmb:hover {
    background: #d95f0e;
}

.ptwdd {
    display: none;
    border: 1px solid #dcdee3;
    background: #ffffff;
    width: 38px;
    height: 38px;
    border-radius: 9px;
    font-size: 19px;
    color: #2c2f34;
    cursor: pointer;
}

.yqeyqz {
    display: none;
    position: absolute;
    top: 64px;
    left: 0;
    right: 0;
    background: #ffffff;
    border-bottom: 1px solid #e8eaee;
    box-shadow: 0 14px 30px rgba(30, 34, 40, 0.1);
    flex-direction: column;
    padding: 8px 20px 14px;
}

.yqeyqz.kqrso {
    display: flex;
}

.phxqsj {
    padding: 11px 4px;
    font-size: 15px;
    color: #4a4e55;
    border-bottom: 1px dashed #ecedf1;
}

.phxqsj:last-child {
    border-bottom: 0;
}

/* ===== Hero ===== */
.znnzp {
    background:
        radial-gradient(rgba(242, 113, 28, 0.07) 1.2px, transparent 1.2px),
        linear-gradient(180deg, #eef0f4 0%, #f3f4f6 100%);
    background-size: 22px 22px, 100% 100%;
    padding: 84px 20px 96px;
    position: relative;
    overflow: hidden;
}

.qrbta {
    position: absolute;
    width: 420px;
    height: 420px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(242, 113, 28, 0.14), transparent 65%);
    top: -160px;
    right: -120px;
}

.qjsxa {
    position: absolute;
    width: 360px;
    height: 360px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(74, 74, 74, 0.1), transparent 65%);
    bottom: -180px;
    left: -140px;
}

.hsbzj {
    width: 1200px;
    max-width: 100%;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1.05fr 0.95fr;
    gap: 48px;
    align-items: center;
    position: relative;
}

.arzrzr {
    color: #2c2f34;
}

.zkdrkg {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    background: #ffffff;
    border: 1px solid #f6c9a5;
    color: #e0620d;
    font-size: 14px;
    font-weight: 600;
    padding: 7px 16px;
    border-radius: 999px;
    margin-bottom: 20px;
}

.enyxq {
    font-size: 58px;
    font-weight: 900;
    line-height: 1.12;
    letter-spacing: 1px;
    margin-bottom: 18px;
}

.enyxq::after {
    content: "";
    display: block;
    width: 88px;
    height: 6px;
    border-radius: 3px;
    background: #f2711c;
    margin-top: 16px;
}

.wndbgq {
    font-size: 16px;
    color: #5c6067;
    margin-bottom: 28px;
}

.tyzkax {
    display: flex;
    gap: 14px;
    margin-bottom: 18px;
}

.nhkwyv {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: #f2711c;
    color: #ffffff;
    font-size: 17px;
    font-weight: 700;
    padding: 14px 34px;
    border-radius: 12px;
    box-shadow: 0 10px 24px rgba(242, 113, 28, 0.32);
    transition: transform 0.2s, background 0.2s;
}

.nhkwyv:hover {
    background: #d95f0e;
    transform: translateY(-2px);
}

.hzdmc {
    display: inline-flex;
    align-items: center;
    padding: 14px 28px;
    border: 2px solid #4a4e55;
    color: #2c2f34;
    font-size: 16px;
    font-weight: 600;
    border-radius: 12px;
    transition: border-color 0.2s, color 0.2s;
}

.hzdmc:hover {
    border-color: #f2711c;
    color: #f2711c;
}

.mekrc {
    font-size: 13px;
    color: #8a8f97;
    display: flex;
    align-items: center;
    gap: 6px;
}

.mekrc i {
    color: #33b574;
}

/* Hero 右侧：线路选择面板样机 */
.wapwzw {
    position: relative;
    display: flex;
    justify-content: center;
}

.hpzrj {
    width: 380px;
    background: #454648;
    border-radius: 24px;
    padding: 34px 34px 28px;
    box-shadow: 0 24px 56px rgba(30, 34, 40, 0.28);
    color: #ffffff;
}

.ymzqs {
    text-align: center;
    font-size: 21px;
    font-weight: 800;
    letter-spacing: 2px;
    margin-bottom: 8px;
}

.ehqwe {
    text-align: center;
    font-size: 12px;
    color: #b9bbc0;
    margin-bottom: 20px;
}

.tafpqe,
.nzdgc {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    border-radius: 999px;
    padding: 13px 20px;
    font-size: 16px;
    font-weight: 700;
    margin-bottom: 14px;
}

.tafpqe {
    background: #f2711c;
    color: #ffffff;
    box-shadow: 0 8px 20px rgba(242, 113, 28, 0.4);
}

.nzdgc {
    border: 2px solid #f2711c;
    color: #f5924c;
}

.ajpzn {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: #33d57c;
    display: inline-block;
}

.ppbfg {
    margin-top: 20px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 10px;
    padding: 10px 14px;
    font-size: 13px;
    color: #d5d7db;
    display: flex;
    align-items: center;
    gap: 8px;
}

.ppbfg i {
    color: #33d57c;
}

.wexkwp,
.wztvrh {
    position: absolute;
    background: #ffffff;
    border-radius: 14px;
    padding: 12px 16px;
    display: flex;
    align-items: center;
    gap: 10px;
    box-shadow: 0 14px 32px rgba(30, 34, 40, 0.18);
}

.wexkwp {
    left: -8px;
    bottom: 34px;
    animation: vmpql 3.4s ease-in-out infinite;
}

.wztvrh {
    right: -14px;
    top: 26px;
    animation: vmpql 3.4s ease-in-out 1.2s infinite;
}

.wexkwp i,
.wztvrh i {
    font-size: 24px;
    color: #f2711c;
}

.wexkwp p,
.wztvrh p {
    font-size: 14px;
    font-weight: 800;
    color: #2c2f34;
    line-height: 1.3;
}

.wexkwp span,
.wztvrh span {
    font-size: 12px;
    color: #8a8f97;
}

@keyframes vmpql {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-9px); }
}

/* ===== 模块标题 ===== */
.mssbex,
.htppz,
.cwpcq,
.vkhfjy,
.msyyj,
.eyjph,
.byrgs {
    text-align: center;
    font-size: 32px;
    font-weight: 800;
    color: #2c2f34;
    position: relative;
    padding-bottom: 16px;
    margin-bottom: 44px;
}

.mssbex::after,
.htppz::after,
.cwpcq::after,
.vkhfjy::after,
.msyyj::after,
.eyjph::after,
.byrgs::after {
    content: "";
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    bottom: 0;
    width: 46px;
    height: 5px;
    border-radius: 3px;
    background: #f2711c;
}

/* ===== 产品展示 ===== */
.hnpqy {
    padding: 84px 20px 0;
}

.waxqcj {
    width: 1200px;
    max-width: 100%;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}

.gsqgn {
    background: #ffffff;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 8px 24px rgba(30, 34, 40, 0.08);
    transition: transform 0.25s;
}

.waxqcj .gsqgn:hover {
    transform: translateY(-5px);
}

.waxqcj .gsqgn img {
    width: 100%;
    height: auto;
}

.emhthy {
    font-size: 13px;
    color: #5c6067;
    padding: 12px 14px;
    border-top: 2px solid #f2711c;
}

/* ===== 优势亮点 ===== */
.tcsea {
    padding: 84px 20px 0;
}

.kxxna {
    width: 1200px;
    max-width: 100%;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 22px;
}

.dwpxcc {
    background: #ffffff;
    border-radius: 16px;
    padding: 30px 26px;
    box-shadow: 0 8px 24px rgba(30, 34, 40, 0.07);
    border-top: 4px solid #f2711c;
    transition: transform 0.25s;
}

.dwpxcc:hover {
    transform: translateY(-4px);
}

.rvzqe {
    width: 52px;
    height: 52px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 25px;
    background: #fdeee0;
    color: #f2711c;
    border-radius: 14px;
    margin-bottom: 18px;
}

.agpyf {
    font-size: 19px;
    font-weight: 800;
    color: #2c2f34;
    margin-bottom: 8px;
}

.heyhw {
    font-size: 14px;
    color: #6b7078;
}

/* ===== 下载中心 ===== */
.btefs {
    padding: 84px 20px 0;
}

.kdhzs {
    width: 1200px;
    max-width: 100%;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 22px;
}

.szwhbw {
    background: #ffffff;
    border: 1px solid #e8eaee;
    border-left: 5px solid #f2711c;
    border-radius: 16px;
    padding: 26px 24px;
    transition: box-shadow 0.25s;
}

.szwhbw:hover {
    box-shadow: 0 14px 32px rgba(30, 34, 40, 0.12);
}

.ndsca {
    width: 46px;
    height: 46px;
    border-radius: 13px;
    background: #fdeee0;
    padding: 6px;
    object-fit: cover;
    margin-bottom: 12px;
}

.whkfw {
    font-size: 18px;
    font-weight: 800;
    color: #2c2f34;
    margin-bottom: 6px;
    word-break: break-all;
}

.vxfcc {
    font-size: 13px;
    color: #6b7078;
    margin-bottom: 18px;
}

.bhxcs {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: #f2711c;
    color: #ffffff;
    font-size: 14px;
    font-weight: 700;
    padding: 10px 24px;
    border-radius: 999px;
    transition: background 0.2s;
}

.bhxcs:hover {
    background: #d95f0e;
}

/* ===== 使用流程 ===== */
.xnvayq {
    padding: 84px 20px 0;
}

.wzjfh {
    width: 1200px;
    max-width: 100%;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    position: relative;
}

.wzjfh::before {
    content: "";
    position: absolute;
    top: 34px;
    left: 8%;
    right: 8%;
    border-top: 2px dashed #f6c9a5;
}

.khbty {
    text-align: center;
    position: relative;
    padding: 0 10px;
}

.hzssfh {
    width: 68px;
    height: 68px;
    margin: 0 auto 16px;
    background: #ffffff;
    border: 2px solid #f2711c;
    border-radius: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    color: #f2711c;
    position: relative;
    box-shadow: 0 8px 20px rgba(242, 113, 28, 0.16);
}

.hzssfh b {
    position: absolute;
    top: -10px;
    right: -10px;
    width: 26px;
    height: 26px;
    background: #454648;
    color: #ffffff;
    font-size: 13px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.bjess {
    font-size: 17px;
    font-weight: 800;
    color: #2c2f34;
    margin-bottom: 6px;
}

.khbty .vwtqz {
    font-size: 13px;
    color: #6b7078;
    margin-bottom: 0;
}

/* ===== 常见问题 ===== */
.sbrzz {
    padding: 84px 20px 0;
}

.bsxbb {
    width: 1200px;
    max-width: 100%;
    margin: 0 auto;
    background: #ffffff;
    border-radius: 18px;
    box-shadow: 0 8px 24px rgba(30, 34, 40, 0.07);
    padding: 10px 30px;
}

.pprya {
    border-bottom: 1px solid #eceef2;
}

.pprya:last-child {
    border-bottom: 0;
}

.dxjajn {
    display: flex;
    align-items: center;
    gap: 14px;
    font-size: 16px;
    font-weight: 700;
    color: #2c2f34;
    padding: 20px 0;
    cursor: pointer;
    user-select: none;
}

.dxjajn span {
    flex: none;
    width: 30px;
    height: 30px;
    background: #fdeee0;
    color: #f2711c;
    font-size: 15px;
    font-weight: 900;
    border-radius: 9px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.nhwdb {
    margin-left: auto;
    color: #f2711c;
    font-size: 20px;
    transition: transform 0.25s;
}

.pprya.wbdso .nhwdb {
    transform: rotate(45deg);
}

.xccnx {
    display: none;
    font-size: 14px;
    color: #6b7078;
    padding: 0 0 20px 44px;
}

.pprya.wbdso .xccnx {
    display: block;
}

/* ===== 产品资讯 ===== */
.xkpzg {
    padding: 84px 20px 0;
}

.zpmzq {
    width: 1200px;
    max-width: 100%;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 18px;
}

.pkref {
    background: #ffffff;
    border-radius: 14px;
    padding: 20px 22px;
    display: flex;
    align-items: center;
    gap: 18px;
    box-shadow: 0 6px 18px rgba(30, 34, 40, 0.06);
    transition: transform 0.2s;
}

.pkref:hover {
    transform: translateY(-3px);
}

.pcztv {
    flex: none;
    width: 72px;
    height: 72px;
    background: #fdeee0;
    border-radius: 14px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.myjcn {
    font-size: 24px;
    font-weight: 900;
    color: #f2711c;
    line-height: 1.1;
}

.mjxyg {
    font-size: 12px;
    color: #b06a34;
}

.yfxjwq {
    font-size: 16px;
    font-weight: 700;
    color: #2c2f34;
    margin-bottom: 6px;
}

.bcncm {
    font-size: 12px;
    color: #8a8f97;
    display: flex;
    align-items: center;
    gap: 5px;
}

.bcncm i {
    color: #f2711c;
}

/* ===== 用户评价 ===== */
.tdmzz {
    padding: 84px 20px 96px;
}

.qynxw {
    width: 1200px;
    max-width: 100%;
    margin: 0 auto;
    column-count: 3;
    column-gap: 20px;
}

.fnbnc {
    break-inside: avoid;
    margin-bottom: 20px;
    background: #ffffff;
    border-radius: 16px;
    padding: 24px 22px 18px;
    box-shadow: 0 8px 24px rgba(30, 34, 40, 0.07);
    border-top: 3px solid #f2711c;
}

.fnbnc > i {
    font-size: 26px;
    color: #f6c9a5;
    display: block;
    margin-bottom: 8px;
}

.sngsj {
    font-size: 14px;
    color: #4a4e55;
    margin-bottom: 16px;
}

.wsrgx {
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-top: 1px dashed #e8eaee;
    padding-top: 12px;
}

.wsrgx span {
    font-size: 13px;
    font-weight: 700;
    color: #2c2f34;
    display: flex;
    align-items: center;
    gap: 8px;
}

.wsrgx span::before {
    content: "";
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: linear-gradient(135deg, #f2711c, #f6a05c);
}

.wsrgx b {
    font-size: 12px;
    font-weight: 400;
    color: #9aa0a8;
}

/* ===== 页脚 ===== */
.fkqqw {
    background: #ffffff;
    border-top: 4px solid #f2711c;
}

.glpkv {
    width: 1200px;
    max-width: 100%;
    margin: 0 auto;
    padding: 52px 20px 40px;
    display: grid;
    grid-template-columns: 1.4fr 0.8fr 0.8fr 1fr;
    gap: 36px;
}

.tbnms p {
    font-size: 13px;
    color: #6b7078;
    margin-top: 12px;
}

.bjznc {
    display: flex;
    align-items: center;
    gap: 10px;
}

.bjznc img {
    width: 32px;
    height: 32px;
    border-radius: 8px;
}

.bjznc span {
    font-size: 19px;
    font-weight: 800;
    color: #2c2f34;
}

.pwxyz p,
.qlkmv p {
    font-size: 15px;
    font-weight: 800;
    color: #2c2f34;
    margin-bottom: 14px;
}

.pwxyz a {
    display: block;
    font-size: 13px;
    color: #6b7078;
    padding: 5px 0;
    transition: color 0.2s;
}

.pwxyz a:hover {
    color: #f2711c;
}

.qlkmv a {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: #f2711c;
    color: #ffffff;
    font-size: 14px;
    font-weight: 700;
    padding: 11px 24px;
    border-radius: 999px;
    transition: background 0.2s;
}

.qlkmv a:hover {
    background: #d95f0e;
}

.mnbvx {
    border-top: 1px solid #eceef2;
    padding: 18px 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 14px;
    font-size: 13px;
    color: #9aa0a8;
}

.mnbvx span:first-child {
    font-weight: 800;
    color: #2c2f34;
}

/* ===== 返回顶部 ===== */
.jknqr {
    position: fixed;
    right: 26px;
    bottom: 30px;
    width: 46px;
    height: 46px;
    border: 0;
    border-radius: 14px;
    background: #454648;
    color: #ffffff;
    font-size: 20px;
    cursor: pointer;
    box-shadow: 0 10px 24px rgba(30, 34, 40, 0.28);
    transition: background 0.2s;
}

.jknqr:hover {
    background: #f2711c;
}

/* ===== 移动端 ===== */
@media (max-width: 767px) {
    .fqrgd {
        display: none;
    }

    .ptwdd {
        display: flex;
        align-items: center;
        justify-content: center;
    }

    .sfhmb {
        padding: 8px 16px;
        font-size: 13px;
    }

    .znnzp {
        padding: 76px 16px 76px;
    }

    .hsbzj {
        grid-template-columns: 1fr;
        gap: 0;
    }

    .wapwzw {
        display: none;
    }

    .enyxq {
        font-size: 40px;
    }

    .tyzkax {
        flex-direction: column;
    }

    .nhkwyv,
    .hzdmc {
        width: 100%;
        justify-content: center;
    }

    .waxqcj {
        display: flex;
        overflow-x: auto;
        scroll-snap-type: x mandatory;
        -webkit-overflow-scrolling: touch;
        padding-bottom: 8px;
    }

    .waxqcj .gsqgn {
        flex: none;
        width: 76%;
        scroll-snap-align: start;
    }

    .kxxna,
    .kdhzs {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .wzjfh {
        grid-template-columns: 1fr;
        gap: 28px;
    }

    .wzjfh::before {
        display: none;
    }

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

    .qynxw {
        column-count: 1;
    }

    .glpkv {
        grid-template-columns: 1fr;
        gap: 28px;
        padding: 40px 16px 32px;
    }
}

/* 移动端 Hero 只保留一个下载按钮 */
@media (max-width: 767px) {
    .hzdmc {
        display: none;
    }
}