/* ==================================================
   小蓝视频-bLuemvs.cn 首页样式
   天蓝清爽风 · 明亮通透
   ================================================== */

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

body {
    font-family: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
    color: #0a1f3a;
    background: #f1f6fe;
    line-height: 1.6;
}

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

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

.xdhbe {
    width: 1200px;
    max-width: 100%;
    margin: 0 auto;
}

/* ---------------- 头部 ---------------- */

.fqcmem {
    position: sticky;
    top: 0;
    z-index: 60;
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid transparent;
    transition: border-color 0.25s ease, box-shadow 0.25s ease;
}

.fqcmem.vvzy {
    border-bottom-color: #d6e5fb;
    box-shadow: 0 8px 26px rgba(30, 111, 255, 0.07);
}

.xdhbe.abcor {
    display: flex;
    align-items: center;
    gap: 34px;
    height: 74px;
}

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

.gegllq {
    width: 38px;
    height: 38px;
    border-radius: 22px;
    object-fit: cover;
    box-shadow: 0 4px 12px rgba(30, 111, 255, 0.16);
}

.loog {
    font-size: 21px;
    font-weight: 800;
    color: #14355e;
    letter-spacing: 1px;
}

.jgckr {
    display: flex;
    align-items: center;
    gap: 4px;
    margin-left: auto;
}

.vziwl {
    position: relative;
    padding: 9px 13px;
    font-size: 15px;
    color: #1d3f6e;
    border-radius: 24px;
    transition: color 0.2s ease, background 0.2s ease;
}

.vziwl:hover {
    color: #14355e;
    background: #f0f5fe;
}

.vziwl.lrxgd {
    color: #ffffff;
    background: linear-gradient(135deg, #2b86ff 0%, #1e6fff 100%);
    box-shadow: 0 6px 16px rgba(30, 111, 255, 0.26);
}

.ucbhv {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    font-size: 15px;
    font-weight: 700;
    color: #ffffff;
    background: linear-gradient(135deg, #2b86ff 0%, #1e6fff 100%);
    border-radius: 999px;
    box-shadow: 0 10px 24px rgba(30, 111, 255, 0.26);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.ucbhv:hover {
    transform: translateY(-2px);
    box-shadow: 0 14px 30px rgba(30, 111, 255, 0.32);
}

.ucbhv i {
    font-size: 18px;
}

.lkscb {
    display: none;
    width: 42px;
    height: 42px;
    border: none;
    border-radius: 22px;
    background: #f0f5fe;
    box-shadow: 0 4px 12px rgba(30, 111, 255, 0.12);
    font-size: 20px;
    color: #14355e;
    cursor: pointer;
}

/* ---------------- 首屏 ---------------- */

.oyyhsz {
    position: relative;
    padding: 72px 0 96px;
    background:
        radial-gradient(circle at 88% 12%, rgba(90, 150, 255, 0.36) 0%, rgba(90, 150, 255, 0) 44%),
        radial-gradient(circle at 6% 88%, rgba(90, 150, 255, 0.28) 0%, rgba(90, 150, 255, 0) 42%),
        #f1f6fe;
    overflow: hidden;
}

.xdvmez {
    display: flex;
    align-items: center;
    gap: 56px;
}

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

.lqkxm {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 9px 18px;
    font-size: 14px;
    font-weight: 700;
    color: #14355e;
    background: #ffffff;
    border-radius: 16px;
    box-shadow: 0 8px 22px rgba(30, 111, 255, 0.12);
}

.lqkxm i {
    font-size: 17px;
    color: #1e6fff;
}

.wsmd h1 {
    margin-top: 26px;
    font-size: 56px;
    line-height: 1.16;
    font-weight: 900;
    color: #0a1f3a;
}

.koquv {
    margin-top: 18px;
    font-size: 18px;
    color: #3a4a5a;
    max-width: 520px;
}

.fekfh {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-top: 34px;
}

.lquj {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    min-width: 220px;
    padding: 17px 34px;
    font-size: 18px;
    font-weight: 800;
    color: #ffffff;
    background: linear-gradient(135deg, #2b86ff 0%, #1e6fff 100%);
    border-radius: 999px;
    box-shadow: 0 16px 34px rgba(30, 111, 255, 0.3);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.lquj:hover {
    transform: translateY(-3px);
    box-shadow: 0 22px 42px rgba(30, 111, 255, 0.36);
}

.lquj i {
    font-size: 22px;
}

.ezxkwa {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 16px 26px;
    font-size: 16px;
    font-weight: 700;
    color: #14355e;
    background: #ffffff;
    border-radius: 999px;
    box-shadow: 0 12px 28px rgba(30, 111, 255, 0.14);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.ezxkwa:hover {
    transform: translateY(-3px);
    box-shadow: 0 16px 34px rgba(30, 111, 255, 0.2);
}

.xslvaz {
    display: flex;
    gap: 44px;
    margin-top: 46px;
}

.txgh {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.zxjit {
    font-size: 30px;
    font-weight: 900;
    color: #1e6fff;
}

.zxjit i {
    font-style: normal;
    font-size: 20px;
    color: #3d8bff;
}

.wmes {
    font-size: 14px;
    color: #84919d;
}

/* ---------------- 通用模块 ---------------- */

.kbge {
    padding: 84px 0;
}

.oromyv {
    padding: 84px 0;
    background: #eef4fe;
}

.itkpy {
    display: flex;
    justify-content: center;
    margin-bottom: 44px;
}

.bmiju {
    position: relative;
    display: inline-block;
    padding: 13px 36px;
    font-size: 28px;
    font-weight: 900;
    color: #14355e;
    background: linear-gradient(135deg, #ffffff 0%, #f2f7fe 100%);
    border-radius: 999px;
    box-shadow: 0 12px 30px rgba(30, 111, 255, 0.14);
    letter-spacing: 3px;
}

/* ---------------- 产品展示 ---------------- */

.cfkdxz {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 22px;
}

.afyb {
    background: #ffffff;
    border-radius: 22px;
    box-shadow: 0 12px 30px rgba(30, 111, 255, 0.1);
    overflow: hidden;
    transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.afyb:hover {
    transform: translateY(-6px);
    box-shadow: 0 20px 44px rgba(30, 111, 255, 0.18);
}

.yfcafj {
    width: 100%;
    height: 100%;
    object-fit: contain;
    background: #f0f6fe;
}

/* ---------------- 优势亮点 ---------------- */

.stabts {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.svfq {
    position: relative;
    background: #ffffff;
    border-radius: 22px;
    padding: 30px 26px 26px;
    box-shadow: 0 12px 30px rgba(30, 111, 255, 0.1);
    overflow: hidden;
    transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.svfq:hover {
    transform: translateY(-6px);
    box-shadow: 0 20px 44px rgba(30, 111, 255, 0.18);
}

.pcqil {
    width: 54px;
    height: 54px;
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.pcqil i {
    font-size: 26px;
    color: #ffffff;
}

.pqsu {
    background: linear-gradient(135deg, #2b86ff 0%, #1e6fff 100%);
}

.lsxo {
    background: linear-gradient(135deg, #3380d4 0%, #2666ad 100%);
}

.qmkbl {
    background: linear-gradient(135deg, #5aa9ff 0%, #3d8bff 100%);
}

.dvus {
    background: linear-gradient(135deg, #2b74c4 0%, #1a4f8a 100%);
}

.awzn {
    background: linear-gradient(135deg, #4a7ae0 0%, #3056b8 100%);
}

.nydua {
    background: linear-gradient(135deg, #3a86db 0%, #205ea0 100%);
}

.whfi {
    margin-top: 18px;
    font-size: 18px;
    font-weight: 800;
    color: #0a1f3a;
}

.bcgt {
    margin-top: 8px;
    font-size: 14px;
    color: #3a4a5a;
}

/* ---------------- 下载中心 ---------------- */

.umfzgq {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.uwfpo {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    background: #ffffff;
    border-radius: 22px;
    padding: 28px 22px 26px;
    box-shadow: 0 12px 30px rgba(30, 111, 255, 0.1);
    transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.uwfpo:hover {
    transform: translateY(-6px);
    box-shadow: 0 20px 44px rgba(30, 111, 255, 0.18);
}

.cmrp {
    width: 60px;
    height: 60px;
    border-radius: 16px;
    background: #e5eefd;
    display: flex;
    align-items: center;
    justify-content: center;
}

.cmrp i {
    font-size: 28px;
    color: #1e6fff;
}

.regkd {
    margin-top: 14px;
    font-size: 17px;
    font-weight: 800;
    color: #0a1f3a;
}

.agojmr {
    margin-top: 4px;
    font-size: 13px;
    color: #84919d;
}

.unlq {
    margin-top: 18px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    padding: 11px 0;
    font-size: 15px;
    font-weight: 700;
    color: #ffffff;
    background: linear-gradient(135deg, #2b86ff 0%, #1e6fff 100%);
    border-radius: 999px;
    box-shadow: 0 10px 22px rgba(30, 111, 255, 0.24);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.unlq:hover {
    transform: translateY(-2px);
    box-shadow: 0 14px 28px rgba(30, 111, 255, 0.3);
}

/* ---------------- 使用流程（阶梯错位卡） ---------------- */

.edtr {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 22px;
    padding-top: 14px;
}

.ckfhgn {
    position: relative;
    background: #ffffff;
    border-radius: 22px;
    padding: 34px 22px 26px;
    box-shadow: 0 12px 30px rgba(30, 111, 255, 0.1);
    transition: box-shadow 0.25s ease;
}

.ckfhgn:hover {
    box-shadow: 0 20px 44px rgba(30, 111, 255, 0.18);
}

.ckfhgn.ozxri {
    transform: translateY(22px);
}

.ckfhgn.lusqta {
    transform: translateY(44px);
}

.ckfhgn.sjgvyg {
    transform: translateY(66px);
}

.hdmsua {
    position: absolute;
    top: -20px;
    left: 20px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 46px;
    height: 40px;
    padding: 0 12px;
    font-size: 17px;
    font-weight: 900;
    color: #ffffff;
    background: linear-gradient(135deg, #2b86ff 0%, #1e6fff 100%);
    border-radius: 999px;
    box-shadow: 0 10px 22px rgba(30, 111, 255, 0.28);
}

.pvujbl {
    font-size: 17px;
    font-weight: 800;
    color: #0a1f3a;
}

.jtbxj {
    margin-top: 8px;
    font-size: 13.5px;
    color: #3a4a5a;
}

/* ---------------- 常见问题（手风琴） ---------------- */

.ycwr {
    max-width: 860px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.xakq {
    background: #ffffff;
    border-radius: 24px;
    box-shadow: 0 10px 26px rgba(30, 111, 255, 0.09);
    overflow: hidden;
    transition: box-shadow 0.25s ease;
}

.xakq.ncchm {
    box-shadow: 0 16px 36px rgba(30, 111, 255, 0.16);
}

.pyjw {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 14px;
    padding: 18px 22px;
    font-size: 16px;
    font-weight: 700;
    color: #0a1f3a;
    background: transparent;
    border: none;
    cursor: pointer;
    text-align: left;
    font-family: inherit;
}

.pyjw i {
    flex-shrink: 0;
    width: 30px;
    height: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    color: #1e6fff;
    background: #e5eefd;
    border-radius: 16px;
    transition: transform 0.25s ease, background 0.25s ease, color 0.25s ease;
}

.xakq.ncchm .pyjw i {
    transform: rotate(45deg);
    color: #ffffff;
    background: linear-gradient(135deg, #2b86ff 0%, #1e6fff 100%);
}

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

.srqpm p {
    padding: 0 20px 18px;
    font-size: 14.5px;
    color: #3a4a5a;
    border-top: 1px dashed #d7e3fb;
    padding-top: 14px;
    margin: 0 22px 18px;
    padding-left: 0;
    padding-right: 0;
}

/* ---------------- 产品资讯 ---------------- */

.dpqks {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 22px;
}

.jitrs {
    display: flex;
    gap: 18px;
    background: #ffffff;
    border-radius: 24px;
    padding: 20px;
    box-shadow: 0 10px 26px rgba(30, 111, 255, 0.09);
    transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.jitrs:hover {
    transform: translateY(-4px);
    box-shadow: 0 18px 40px rgba(30, 111, 255, 0.16);
}

.vkgjo {
    flex-shrink: 0;
    width: 72px;
    height: 76px;
    border-radius: 24px;
    background: linear-gradient(160deg, #2b86ff 0%, #1e6fff 100%);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: #ffffff;
    box-shadow: 0 10px 22px rgba(30, 111, 255, 0.24);
}

.nbsl {
    font-size: 20px;
    font-weight: 900;
    line-height: 1.1;
}

.ixbqdi {
    font-size: 12px;
    opacity: 0.88;
}

.ctqdsc {
    min-width: 0;
    display: flex;
    flex-direction: column;
}

.tfiof {
    font-size: 16.5px;
    font-weight: 800;
    color: #0a1f3a;
    line-height: 1.4;
}

.ysnf {
    margin-top: 6px;
    font-size: 13.5px;
    color: #3a4a5a;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.qqyd {
    margin-top: auto;
    padding-top: 8px;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 12.5px;
    color: #a7b0ba;
}

.qqyd i {
    font-size: 14px;
}

/* ---------------- 用户评价（瀑布流） ---------------- */

.gcmj {
    columns: 3;
    column-gap: 22px;
}

.nfyho {
    break-inside: avoid;
    margin-bottom: 22px;
    background: #ffffff;
    border-radius: 24px;
    padding: 24px 22px 20px;
    box-shadow: 0 10px 26px rgba(30, 111, 255, 0.09);
}

.adgcg {
    display: flex;
    gap: 3px;
}

.adgcg i {
    font-size: 16px;
    color: #f5a623;
}

.cjfxl {
    margin-top: 12px;
    font-size: 14.5px;
    color: #1d3f6e;
}

.tchzd {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-top: 14px;
    padding-top: 14px;
    border-top: 1px dashed #d7e3fb;
}

.jwoqp {
    width: 38px;
    height: 38px;
    border-radius: 16px;
    background: linear-gradient(135deg, #2b86ff 0%, #1e6fff 100%);
    color: #ffffff;
    font-size: 16px;
    font-weight: 800;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.ogyeje {
    display: flex;
    flex-direction: column;
}

.alpd {
    font-size: 14px;
    font-weight: 700;
    color: #0a1f3a;
}

.yxhvu {
    display: block;
    font-size: 12px;
    color: #a7b0ba;
}

/* ---------------- 页脚 ---------------- */

.kpznh {
    background: linear-gradient(180deg, #f0f5fe 0%, #e5eefd 100%);
    padding: 60px 0 26px;
    border-top: 1px solid #d9e5fb;
}

.kqkvk {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 26px;
    padding-bottom: 24px;
    border-bottom: 1px solid #d9e5fb;
}

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

.fhwxzo {
    width: 46px;
    height: 46px;
    border-radius: 16px;
    object-fit: cover;
    box-shadow: 0 10px 22px rgba(30, 111, 255, 0.18);
}

.efbykt {
    font-size: 22px;
    font-weight: 800;
    color: #14355e;
    letter-spacing: 1px;
}

.dkwxj {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 13px 28px;
    font-size: 15px;
    font-weight: 700;
    color: #ffffff;
    background: linear-gradient(135deg, #2b86ff 0%, #1e6fff 100%);
    border-radius: 999px;
    box-shadow: 0 12px 26px rgba(30, 111, 255, 0.26);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.dkwxj:hover {
    transform: translateY(-2px);
    box-shadow: 0 16px 32px rgba(30, 111, 255, 0.32);
}

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

.ssqmj {
    margin-top: 24px;
    font-size: 15px;
    color: #3a4a5a;
    max-width: 620px;
}

.rxlvf {
    margin-top: 34px;
    padding-top: 22px;
    border-top: 1px solid #d9e5fb;
    text-align: center;
}

.bdyd {
    font-size: 13px;
    color: #949ea9;
}

/* ---- ao10 差异化：首屏改为居中组合（异于左文右机分栏） ---- */
.oyyhsz {
    padding: 84px 0 100px;
}
.xdvmez {
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 40px;
}
.wsmd {
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
}
.wsmd h1 {
    margin-top: 22px;
}
.koquv {
    max-width: 640px;
}
.fekfh {
    justify-content: center;
}
.xslvaz {
    justify-content: center;
}

/* ---------------- 移动端适配 ---------------- */

@media (max-width: 767px) {

    /* 移动端两侧留白 */
    .xdhbe {
        padding-left: 16px;
        padding-right: 16px;
    }

    .xdhbe.abcor {
        height: 64px;
        gap: 14px;
    }

    .jgckr {
        position: fixed;
        top: 64px;
        left: 0;
        right: 0;
        flex-direction: column;
        align-items: stretch;
        gap: 6px;
        padding: 14px 16px 18px;
        background: #ffffff;
        box-shadow: 0 18px 40px rgba(20, 53, 94, 0.16);
        transform: translateY(-140%);
        transition: transform 0.28s ease;
        z-index: 55;
    }

    .jgckr.aekxgu {
        transform: translateY(0);
    }

    .vziwl {
        padding: 12px 14px;
        font-size: 15px;
    }

    .ucbhv {
        display: none;
    }

    .lkscb {
        display: flex;
        align-items: center;
        justify-content: center;
        margin-left: auto;
    }

    .oyyhsz {
        padding: 44px 0 64px;
    }

    .xdvmez {
        flex-direction: column;
        gap: 46px;
    }

    .wsmd h1 {
        font-size: 38px;
    }

    .koquv {
        font-size: 16px;
    }

    .fekfh {
        flex-direction: column;
        align-items: stretch;
        gap: 14px;
    }

    .lquj {
        width: 100%;
        min-width: 0;
    }

    .ezxkwa {
        justify-content: center;
    }

    .xslvaz {
        justify-content: space-between;
        gap: 12px;
    }

    .zxjit {
        font-size: 24px;
    }

    

    

    

    

    .kbge,
    .oromyv {
        padding: 58px 0;
    }

    .bmiju {
        font-size: 22px;
        padding: 11px 26px;
    }

    .cfkdxz {
        display: flex;
        overflow-x: auto;
        scroll-snap-type: x mandatory;
        padding-bottom: 12px;
        -webkit-overflow-scrolling: touch;
    }

    .afyb {
        flex: 0 0 68%;
        scroll-snap-align: center;
    }

    .stabts,
    .umfzgq {
        grid-template-columns: 1fr;
        gap: 18px;
    }

    .edtr {
        grid-template-columns: 1fr;
        gap: 30px;
        padding-top: 20px;
    }

    .ckfhgn.ozxri,
    .ckfhgn.lusqta,
    .ckfhgn.sjgvyg {
        transform: none;
    }

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

    .gcmj {
        columns: 1;
    }

    .nfyho {
        margin-bottom: 16px;
    }

    .kpznh {
        padding: 44px 0 22px;
    }

    .kqkvk {
        flex-direction: column;
        align-items: flex-start;
        gap: 18px;
    }
}

/* 移动端：隐藏获取应用按钮，导航改为横向滚动 */
@media (max-width: 767px) {
    .xdhbe.abcor {
        height: auto;
        flex-wrap: wrap;
    }

    .ucbhv {
        display: none;
    }

    .lkscb {
        display: none;
    }

    .jgckr {
        order: 3;
        position: static !important;
        display: flex;
        flex-direction: row;
        align-items: center;
        width: 100%;
        max-height: none;
        margin: 0;
        gap: 6px;
        padding: 2px 0 8px;
        overflow-x: auto;
        overflow-y: hidden;
        -webkit-overflow-scrolling: touch;
        background: transparent;
        border: 0;
        box-shadow: none;
        transform: none;
        transition: none;
    }

    .vziwl {
        flex: 0 0 auto;
        white-space: nowrap;
        font-size: 14px;
        border: 0;
        padding: 6px 10px;
    }
}