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

body {
    font-family: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
    background: #f4f7fb;
    color: #1b2a4a;
    line-height: 1.75;
    -webkit-font-smoothing: antialiased;
}

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

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

/* 头部 */
.hqzbn {
    position: sticky;
    top: 0;
    z-index: 80;
    background: rgba(255, 255, 255, 0.94);
    border-bottom: 1px solid #e4ebf5;
    backdrop-filter: blur(10px);
}

.pwmtc {
    position: relative;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    height: 68px;
    display: flex;
    align-items: center;
    gap: 26px;
}

.kqzdl {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    flex-shrink: 0;
}

.kqzdl img {
    width: 40px;
    height: 40px;
    border-radius: 10px;
}

.zlwqy {
    font-size: 19px;
    font-weight: 700;
    color: #12275c;
    white-space: nowrap;
    letter-spacing: 0.5px;
}

.vbnyq {
    display: flex;
    align-items: center;
    gap: 24px;
    margin-left: auto;
    overflow-x: auto;
    white-space: nowrap;
}

.vbnyq a {
    font-size: 15px;
    color: #4a5b7d;
    transition: color 0.2s;
}

.vbnyq a:hover {
    color: #2470f5;
}

.rmwzk {
    display: none;
    width: 40px;
    height: 40px;
    border-radius: 12px;
    border: 1px solid #d4e2fb;
    background: #ffffff;
    color: #2470f5;
    font-size: 20px;
    cursor: pointer;
    align-items: center;
    justify-content: center;
}

.rwsqm {
    flex-shrink: 0;
    padding: 9px 22px;
    border-radius: 999px;
    background: linear-gradient(135deg, #2f7bff, #1657d6);
    color: #ffffff;
    font-size: 15px;
    font-weight: 600;
    box-shadow: 0 6px 16px rgba(47, 123, 255, 0.32);
    transition: opacity 0.2s;
}

.rwsqm:hover {
    opacity: 0.88;
}

/* Hero：左文右面板 */
.ztnqf {
    max-width: none;
    width: 100%;
    margin: 0;
    padding: 0;
    background:
        radial-gradient(660px 320px at 78% 18%, rgba(47, 123, 255, 0.14), transparent 68%),
        radial-gradient(440px 260px at 4% 88%, rgba(139, 92, 246, 0.1), transparent 62%),
        linear-gradient(180deg, #eef4ff, #f4f7fb);
    overflow: hidden;
}

.mlqsd {
    max-width: 1200px;
    margin: 0 auto;
    padding: 86px 20px 94px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    align-items: center;
    gap: 58px;
}

.pqvwx {
    max-width: none;
    text-align: left;
}

.tjqbn {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    padding: 7px 16px;
    border-radius: 999px;
    background: #ffffff;
    border: 1px solid #d4e2fb;
    color: #2470f5;
    font-size: 13px;
    box-shadow: 0 4px 10px rgba(47, 123, 255, 0.08);
}

.pqvwx h1 {
    margin-top: 22px;
    font-size: 50px;
    line-height: 1.18;
    font-weight: 800;
    letter-spacing: 1px;
    color: #12275c;
}

.tnzqb {
    margin-top: 20px;
    font-size: 16px;
    color: #5c6b8a;
}

.ewqzn {
    margin-top: 32px;
    display: flex;
    align-items: center;
    justify-content: flex-start;
    flex-wrap: wrap;
    gap: 14px;
}

.cwqmr {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 9px;
    width: 300px;
    padding: 15px 26px;
    border-radius: 999px;
    background: linear-gradient(135deg, #2f7bff, #1657d6);
    color: #ffffff;
    font-size: 18px;
    font-weight: 700;
    box-shadow: 0 14px 30px rgba(47, 123, 255, 0.4);
    transition: transform 0.2s;
}

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

/* Hero 右侧应用库面板 */
.bdnrw {
    position: relative;
    width: 100%;
    max-width: none;
    margin-top: 0;
    padding: 12px 6px;
}

.kzpwm {
    background: #ffffff;
    border: 1px solid #e4ebf5;
    border-radius: 24px;
    padding: 20px;
    box-shadow: 0 24px 54px rgba(18, 39, 92, 0.12);
    transform: rotate(-1.5deg);
    transition: transform 0.35s;
}

.bdnrw:hover .kzpwm {
    transform: rotate(0deg);
}

.qzvbn {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 18px;
    border-radius: 999px;
    background: #f2f6fd;
}

.qzvbn i {
    font-size: 16px;
    color: #8b9ab8;
}

.hqmvz {
    display: block;
    height: 9px;
    width: 56%;
    border-radius: 999px;
    background: #dbe5f3;
}

.mvqtl {
    margin-top: 16px;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 14px;
}

.tzqwm {
    padding: 14px 14px 16px;
    border-radius: 16px;
    background: #f7faff;
    border: 1px solid #e8effa;
}

.pnxvw {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 34px;
    height: 34px;
    border-radius: 11px;
    font-size: 18px;
    color: #ffffff;
    background: #2f7bff;
}

.tzqwm:nth-child(2) .pnxvw {
    background: #34c38f;
}

.tzqwm:nth-child(3) .pnxvw {
    background: #ff9f43;
}

.tzqwm:nth-child(4) .pnxvw {
    background: #8b5cf6;
}

.tzqwm:nth-child(5) .pnxvw {
    background: #38bdf8;
}

.tzqwm:nth-child(6) .pnxvw {
    background: #f472b6;
}

.dkqbz {
    display: block;
    margin-top: 12px;
    height: 8px;
    border-radius: 999px;
    background: #dfe8f6;
}

.dkqbz.shrwn {
    width: 60%;
    margin-top: 7px;
    background: #edf2fb;
}

.fxvwq {
    margin-top: 18px;
    display: flex;
    gap: 8px;
}

.kzpnt {
    flex: 1;
    height: 7px;
    border-radius: 999px;
    background: #e8effa;
}

.kzpnt:first-child {
    background: #bcd4ff;
}

.lxptw {
    position: absolute;
    right: -14px;
    top: -20px;
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 11px 16px;
    border-radius: 14px;
    background: #ffffff;
    box-shadow: 0 14px 30px rgba(18, 39, 92, 0.14);
}

.lxptw i {
    font-size: 19px;
    color: #34c38f;
}

.qkzvt {
    font-size: 13px;
    font-weight: 600;
    color: #12275c;
    white-space: nowrap;
}

/* 通用模块 */
section {
    max-width: 1200px;
    margin: 0 auto;
    padding: 76px 20px 0;
}

.jwqtz {
    text-align: center;
    font-size: 30px;
    font-weight: 700;
    color: #12275c;
    letter-spacing: 2px;
    margin-bottom: 42px;
}

/* 产品展示：交错错落 */
.gvhsn {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    align-items: start;
}

.hqvzs {
    position: relative;
    border-radius: 18px;
    overflow: hidden;
    background: #ffffff;
    border: 1px solid #e4ebf5;
    box-shadow: 0 12px 30px rgba(18, 39, 92, 0.08);
    transition: transform 0.25s;
}

.hqvzs:nth-child(even) {
    margin-top: 26px;
}

.hqvzs:hover {
    transform: translateY(-6px);
}

.hqvzs img {
    width: 100%;
    height: auto;
}

.gnqzt {
    padding: 10px 14px;
    font-size: 13px;
    font-weight: 600;
    color: #2470f5;
    background: #f7faff;
}

/* 优势亮点：图标在左的横排卡片 */
.vkzns {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.fqzml {
    padding: 24px;
    border-radius: 18px;
    background: #ffffff;
    border: 1px solid #e4ebf5;
    box-shadow: 0 10px 26px rgba(18, 39, 92, 0.06);
    display: flex;
    gap: 16px;
    align-items: flex-start;
    transition: transform 0.2s;
}

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

.bqznw {
    flex-shrink: 0;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    border-radius: 13px;
    background: #eaf2ff;
    color: #2f7bff;
    font-size: 15px;
    font-weight: 800;
}

.fqzml:nth-child(2) .bqznw {
    background: #e6f8f1;
    color: #34c38f;
}

.fqzml:nth-child(3) .bqznw {
    background: #fff3e4;
    color: #ff9f43;
}

.fqzml:nth-child(4) .bqznw {
    background: #f1ecfe;
    color: #8b5cf6;
}

.fqzml:nth-child(5) .bqznw {
    background: #e6f6fe;
    color: #38bdf8;
}

.fqzml:nth-child(6) .bqznw {
    background: #fdeaf4;
    color: #f472b6;
}

.tqzvb {
    font-size: 18px;
    font-weight: 700;
    color: #12275c;
}

.mwqtn {
    margin-top: 6px;
    font-size: 14px;
    color: #5c6b8a;
}

/* 使用流程：竖向时间轴 */
.qztbl {
    position: relative;
    max-width: 760px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 18px;
}

.qztbl::before {
    content: "";
    position: absolute;
    top: 20px;
    bottom: 20px;
    left: 27px;
    width: 2px;
    background: linear-gradient(180deg, #2f7bff, #8b5cf6, #ff9f43);
    opacity: 0.3;
}

.hnvqa {
    position: relative;
    display: flex;
    gap: 20px;
    align-items: flex-start;
}

.wqzml {
    position: relative;
    z-index: 1;
    flex-shrink: 0;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: #ffffff;
    border: 2px solid #2f7bff;
    box-shadow: 0 8px 18px rgba(47, 123, 255, 0.18);
    font-size: 22px;
    color: #2f7bff;
}

.hnvqa:nth-child(2) .wqzml {
    border-color: #8b5cf6;
    color: #8b5cf6;
}

.hnvqa:nth-child(3) .wqzml {
    border-color: #34c38f;
    color: #34c38f;
}

.hnvqa:nth-child(4) .wqzml {
    border-color: #ff9f43;
    color: #ff9f43;
}

.pbqzn {
    flex: 1;
    padding: 20px 24px;
    border-radius: 16px;
    background: #ffffff;
    border: 1px solid #e4ebf5;
    box-shadow: 0 8px 20px rgba(18, 39, 92, 0.05);
}

.vbqwt {
    font-size: 17px;
    font-weight: 700;
    color: #12275c;
}

.nzqwm {
    margin-top: 6px;
    font-size: 14px;
    color: #5c6b8a;
}

/* 下载中心：左对齐卡片 + 整条按钮 */
.mpzdb {
    max-width: none;
    width: 100%;
    margin: 76px 0 0;
    padding: 0;
    background: #ffffff;
    border-top: 1px solid #e4ebf5;
    border-bottom: 1px solid #e4ebf5;
}

.ckwvt {
    max-width: 1200px;
    margin: 0 auto;
    padding: 70px 20px 74px;
}

.vnqwl {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.zlmqw {
    padding: 24px;
    border-radius: 18px;
    background: #f7faff;
    border: 1px solid #e4ebf5;
    transition: transform 0.2s, box-shadow 0.2s;
}

.zlmqw:hover {
    transform: translateY(-4px);
    box-shadow: 0 16px 32px rgba(18, 39, 92, 0.1);
}

.qnzvd {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 5px 12px;
    border-radius: 999px;
    background: #ffffff;
    border: 1px solid #dde7f6;
    font-size: 12px;
    color: #5c6b8a;
}

.qnzvd i {
    font-size: 14px;
    color: #2f7bff;
}

.tkqzm {
    margin-top: 14px;
    font-size: 18px;
    font-weight: 700;
    color: #12275c;
    line-height: 1.5;
}

.gzvnq {
    margin-top: 18px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    padding: 11px 18px;
    border-radius: 999px;
    background: linear-gradient(135deg, #2f7bff, #1657d6);
    color: #ffffff;
    font-size: 15px;
    font-weight: 600;
    box-shadow: 0 8px 18px rgba(47, 123, 255, 0.26);
    transition: opacity 0.2s;
}

.gzvnq:hover {
    opacity: 0.88;
}

/* 常见问题：单卡内分隔线 */
.bwjnq {
    max-width: 900px;
    margin: 0 auto;
    padding: 6px 28px;
    border-radius: 20px;
    background: #ffffff;
    border: 1px solid #e4ebf5;
    box-shadow: 0 12px 30px rgba(18, 39, 92, 0.06);
}

.pzqmr {
    border-bottom: 1px solid #edf2fa;
    cursor: pointer;
}

.pzqmr:last-child {
    border-bottom: none;
}

.gvnzs {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 20px 0;
    font-size: 16px;
    font-weight: 600;
    color: #1b2a4a;
}

.xwqbn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 30px;
    height: 30px;
    border-radius: 10px;
    background: #eaf2ff;
    color: #2f7bff;
    font-size: 12px;
    font-weight: 700;
    flex-shrink: 0;
}

.gvnzs i {
    margin-left: auto;
    font-size: 20px;
    color: #2f7bff;
    transition: transform 0.25s;
}

.mwqkt {
    max-height: 0;
    overflow: hidden;
    padding: 0 0 0 44px;
    font-size: 14px;
    color: #5c6b8a;
    transition: max-height 0.3s ease, padding 0.3s ease;
}

.pzqmr.open .gvnzs i {
    transform: rotate(45deg);
}

.pzqmr.open .mwqkt {
    max-height: 200px;
    padding: 0 0 20px 44px;
}

/* 产品资讯：左侧色条卡片 */
.hvbql {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}

.qnzmd {
    padding: 22px 24px;
    border-radius: 16px;
    background: #ffffff;
    border: 1px solid #e4ebf5;
    border-left: 4px solid #2f7bff;
    transition: transform 0.2s;
}

.qnzmd:nth-child(2) {
    border-left-color: #34c38f;
}

.qnzmd:nth-child(3) {
    border-left-color: #8b5cf6;
}

.qnzmd:nth-child(4) {
    border-left-color: #ff9f43;
}

.qnzmd:nth-child(5) {
    border-left-color: #38bdf8;
}

.qnzmd:nth-child(6) {
    border-left-color: #f472b6;
}

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

.dqzwv {
    display: inline-block;
    padding: 3px 10px;
    border-radius: 999px;
    background: #f2f6fd;
    font-size: 12px;
    color: #7a89a8;
}

.tkqbn {
    margin-top: 10px;
    font-size: 17px;
    font-weight: 700;
    color: #12275c;
}

.mvqzt {
    margin-top: 8px;
    font-size: 14px;
    color: #5c6b8a;
}

/* 用户评价：瀑布流 */
.dkmzs {
    column-count: 3;
    column-gap: 20px;
}

.jpqvt {
    break-inside: avoid;
    margin-bottom: 20px;
    padding: 22px 22px 18px;
    border-radius: 18px;
    background: #ffffff;
    border: 1px solid #e4ebf5;
    box-shadow: 0 10px 26px rgba(18, 39, 92, 0.06);
}

.zkqwb {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    font-weight: 600;
    color: #2470f5;
}

.zkqwb i {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    font-size: 17px;
    color: #ffffff;
    background: linear-gradient(135deg, #2f7bff, #8b5cf6);
}

.zwqvn {
    margin-top: 12px;
    font-size: 14px;
    color: #4a5b7d;
}

.pvqzk {
    margin-top: 12px;
    font-size: 12px;
    color: #97a5c2;
}

/* 页脚：居中堆叠 */
.zmwql {
    margin-top: 76px;
    background: #12275c;
    color: #cdd9f2;
}

.qvwbn {
    max-width: 1200px;
    margin: 0 auto;
    padding: 46px 20px 34px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 22px;
    text-align: center;
}

.zmwql .zlwqy {
    color: #ffffff;
}

.zmwql .vbnyq {
    margin-left: 0;
    justify-content: center;
    flex-wrap: wrap;
    gap: 18px;
}

.zmwql .vbnyq a {
    color: #a9bcdf;
}

.zmwql .vbnyq a:hover {
    color: #ffffff;
}

.zmwql .rwsqm {
    box-shadow: none;
}

.bqzvm {
    text-align: center;
    padding: 16px 20px 26px;
    font-size: 12px;
    color: #7f92bb;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

/* 移动端 */
@media (max-width: 767px) {
    .pwmtc {
        height: 64px;
        gap: 12px;
    }

    .zlwqy {
        font-size: 17px;
    }

    .vbnyq {
        position: absolute;
        top: 100%;
        left: 16px;
        right: 16px;
        z-index: 90;
        display: none;
        flex-direction: column;
        align-items: stretch;
        gap: 0;
        margin-left: 0;
        padding: 8px;
        background: #ffffff;
        border: 1px solid #e4ebf5;
        border-radius: 16px;
        box-shadow: 0 18px 40px rgba(18, 39, 92, 0.14);
    }

    .vbnyq.open {
        display: flex;
    }

    .vbnyq a {
        padding: 12px 14px;
        border-radius: 10px;
        font-size: 15px;
    }

    .vbnyq a:hover {
        background: #eef4ff;
    }

    .rmwzk {
        display: inline-flex;
        margin-left: auto;
    }

    .rwsqm {
        padding: 8px 16px;
        font-size: 14px;
    }

    .mlqsd {
        grid-template-columns: 1fr;
        gap: 40px;
        padding: 48px 16px 56px;
    }

    .bdnrw {
        order: 2;
        padding: 0;
    }

    .kzpwm {
        padding: 16px;
        transform: none;
    }

    .mvqtl {
        grid-template-columns: repeat(2, 1fr);
        gap: 10px;
    }

    .tzqwm {
        padding: 12px 10px 14px;
    }

    .lxptw {
        right: -4px;
        top: -16px;
        padding: 9px 13px;
    }

    .pqvwx h1 {
        font-size: 34px;
    }

    .tnzqb {
        font-size: 15px;
    }

    .cwqmr {
        width: 100%;
    }

    section {
        padding: 56px 16px 0;
    }

    .jwqtz {
        font-size: 24px;
        margin-bottom: 30px;
    }

    .gvhsn {
        display: flex;
        overflow-x: auto;
        gap: 14px;
        padding-bottom: 10px;
        scroll-snap-type: x mandatory;
    }

    .hqvzs {
        flex: 0 0 74%;
        scroll-snap-align: start;
    }

    .hqvzs:nth-child(even) {
        margin-top: 0;
    }

    .vkzns,
    .vnqwl,
    .hvbql {
        grid-template-columns: 1fr;
    }

    .qztbl::before {
        left: 23px;
    }

    .wqzml {
        width: 48px;
        height: 48px;
        font-size: 19px;
    }

    .hnvqa {
        gap: 14px;
    }

    .pbqzn {
        padding: 16px 18px;
    }

    .mpzdb {
        margin-top: 56px;
    }

    .ckwvt {
        padding: 52px 16px 56px;
    }

    .bwjnq {
        padding: 4px 18px;
        border-radius: 16px;
    }

    .gvnzs {
        font-size: 15px;
        gap: 10px;
    }

    .mwqkt {
        padding-left: 40px;
    }

    .pzqmr.open .mwqkt {
        padding: 0 0 18px 40px;
    }

    .dkmzs {
        column-count: 1;
    }

    .qvwbn {
        gap: 18px;
    }

    .zmwql .vbnyq {
        position: static;
        display: flex;
        flex-direction: row;
        padding: 0;
        border: none;
        box-shadow: none;
        background: transparent;
    }

    .zmwql .vbnyq a {
        padding: 0;
        font-size: 14px;
    }
}

/* 移动端隐藏 Hero 右侧视觉 */
@media (max-width: 767px) {
    .bdnrw {
        display: none;
    }
}

/* 移动端 Hero 加大上下留白，产品展示在首屏露出一点 */
@media (max-width: 767px) {
    .ztnqf {
        padding: 40px 0;
    }
}