* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
    background: #F3F6F6;
    color: #1F3033;
    line-height: 1.6;
    overflow-x: hidden;
}
a { text-decoration: none; color: inherit; }
img { display: block; max-width: 100%; }
ul { list-style: none; }

.xpkq {
    position: sticky; top: 0; z-index: 100;
    background: #FFFFFF;
    border-bottom: 1px solid #D6E5E7;
    box-shadow: 0 2px 18px rgba(46,90,96,0.07);
}
.xpkq-in {
    max-width: 1200px; margin: 0 auto;
    display: flex; align-items: center; gap: 30px;
    padding: 14px 20px;
}
.lhvm { display: flex; align-items: center; gap: 10px; flex-shrink: 0; }
.lhvm img { width: 40px; height: 40px; border-radius: 50%; box-shadow: 0 0 0 2px #D6E5E7; }
.lhvm span { font-size: 19px; font-weight: 700; color: #2A484D; }
.nhzg { display: flex; gap: 6px; flex: 1; flex-wrap: wrap; }
.nvhm, .nvit {
    padding: 7px 14px; border-radius: 20px;
    font-size: 15px; color: #2A484D;
    transition: all .25s;
}
.nvhm:hover, .nvit:hover { background: #E3EFF0; color: #3E838A; }
.hbtn {
    background: linear-gradient(140deg, #6BB6BC 0%, #3E838A 100%);
    color: #FFFFFF !important; font-weight: 600;
    padding: 10px 22px; border-radius: 30px;
    font-size: 14px; flex-shrink: 0;
    box-shadow: 0 6px 16px rgba(62,131,138,0.30), inset 0 1px 0 rgba(255,255,255,0.35);
    transition: all .25s;
}
.hbtn:hover { transform: translateY(-2px); box-shadow: 0 9px 22px rgba(62,131,138,0.40), inset 0 1px 0 rgba(255,255,255,0.35); }

.xero {
    background:
        radial-gradient(circle at 80% 18%, rgba(135,205,207,0.30) 0%, transparent 46%),
        radial-gradient(circle at 14% 86%, rgba(95,168,174,0.16) 0%, transparent 42%),
        radial-gradient(circle at 50% 50%, rgba(255,255,255,0.55) 0%, transparent 60%),
        linear-gradient(160deg, #F3F6F6 0%, #E3EFF0 100%);
    padding: 70px 20px 90px;
    position: relative; overflow: hidden;
}
.xero::after {
    content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 1px;
    background: linear-gradient(90deg, transparent, rgba(62,131,138,0.35), transparent);
}
.xero-in {
    max-width: 1200px; margin: 0 auto;
    display: flex; align-items: center; gap: 50px;
}
.txl { flex: 1; }
.txl h1 {
    font-size: 48px; font-weight: 800;
    color: #2A484D;
    margin-bottom: 18px; line-height: 1.2;
    letter-spacing: 1px;
}
.hsub {
    font-size: 17px; color: #5E767C; margin-bottom: 32px;
    line-height: 1.7;
}
.mhbtn {
    display: inline-block;
    background: linear-gradient(140deg, #6BB6BC 0%, #3E838A 100%);
    color: #FFFFFF !important; font-weight: 700; font-size: 17px;
    padding: 15px 40px; border-radius: 50px;
    box-shadow: 0 10px 26px rgba(62,131,138,0.36), inset 0 1px 0 rgba(255,255,255,0.38);
    transition: all .3s; margin-bottom: 30px;
}
.mhbtn:hover { transform: translateY(-3px); box-shadow: 0 14px 32px rgba(62,131,138,0.46), inset 0 1px 0 rgba(255,255,255,0.38); }
.hft { display: flex; gap: 22px; flex-wrap: wrap; }
.hfi {
    display: flex; align-items: center; gap: 7px;
    font-size: 14px; color: #2A484D;
    background: rgba(255,255,255,0.82);
    padding: 8px 16px; border-radius: 30px;
    border: 1px solid #C9DDE0;
}
.hfi i { color: #3E838A; font-size: 17px; }

.phrx {
    flex-shrink: 0; position: relative;
    width: 280px; height: 480px;
    display: flex; align-items: center; justify-content: center;
}
.phbd {
    width: 260px; height: 460px;
    background: linear-gradient(155deg, #7FC4C9 0%, #4E969D 48%, #2F6B73 100%);
    border-radius: 38px; position: relative;
    box-shadow: 0 26px 56px rgba(47,107,115,0.38), inset 0 0 0 2px rgba(255,255,255,0.16);
    overflow: hidden; padding: 38px 16px 18px;
    display: flex; flex-direction: column; gap: 12px;
}
.phbd::before {
    content: ""; position: absolute; top: -40px; left: -30px;
    width: 150px; height: 220px;
    background: linear-gradient(120deg, rgba(255,255,255,0.28), transparent 70%);
    transform: rotate(18deg); border-radius: 50%;
}
.phnt {
    position: absolute; top: 14px; left: 50%; transform: translateX(-50%);
    width: 90px; height: 8px; background: rgba(255,255,255,0.28);
    border-radius: 10px;
}
.phct { display: flex; flex-direction: column; gap: 12px; height: 100%; position: relative; }
.pb1 { height: 70px; background: rgba(255,255,255,0.24); border-radius: 18px; }
.pb2 { height: 50px; background: rgba(214,201,174,0.55); border-radius: 18px; }
.pb3 { height: 130px; background: rgba(255,255,255,0.17); border-radius: 18px; }
.pb4 { height: 90px; background: rgba(135,205,207,0.55); border-radius: 18px; }

.bp1, .bp2, .bp3, .bp4 {
    position: absolute; border-radius: 50%;
}
.bp1 {
    width: 58px; height: 58px; top: 24px; right: -8px;
    background: radial-gradient(circle at 32% 28%, rgba(255,255,255,0.85), rgba(135,205,207,0.55) 72%);
    border: 1px solid rgba(255,255,255,0.7);
}
.bp2 {
    width: 36px; height: 36px; bottom: 56px; left: -10px;
    background: radial-gradient(circle at 32% 28%, rgba(255,255,255,0.9), rgba(180,158,132,0.6) 72%);
    border: 1px solid rgba(255,255,255,0.7);
}
.bp3 {
    width: 26px; height: 26px; top: 210px; left: -16px;
    background: radial-gradient(circle at 32% 28%, rgba(255,255,255,0.9), rgba(95,168,174,0.7) 72%);
    border: 1px solid rgba(255,255,255,0.7);
}
.bp4 {
    width: 46px; height: 46px; bottom: -6px; right: 34px;
    background: radial-gradient(circle at 32% 28%, rgba(255,255,255,0.85), rgba(135,205,207,0.5) 72%);
    border: 1px solid rgba(255,255,255,0.7);
}

.vxse { padding: 70px 20px; }
.vxse-alt { background: #E8EFF1; }
.vxse-in { max-width: 1200px; margin: 0 auto; }
.mtt {
    display: flex; align-items: center; justify-content: center; gap: 14px;
    font-size: 32px; font-weight: 800; color: #2A484D;
    margin-bottom: 50px; text-align: center;
    letter-spacing: 1px;
}
.mtt::before, .mtt::after {
    content: ""; width: 42px; height: 2px; border-radius: 2px;
    background: linear-gradient(90deg, transparent, #87CDCF);
}
.mtt::after { background: linear-gradient(90deg, #87CDCF, transparent); }
.sdco {
    display: inline-flex; align-items: center; justify-content: center;
    background: linear-gradient(140deg, #6BB6BC, #3E838A);
    color: #FFFFFF; font-size: 14px; font-weight: 600;
    padding: 5px 14px; border-radius: 20px; letter-spacing: 1px;
    box-shadow: inset 0 1px 0 rgba(255,255,255,0.35);
}

.glry { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.gli {
    border-radius: 22px; overflow: hidden;
    border: 1px solid #D6E5E7; background: #FFFFFF;
    box-shadow: 0 8px 24px rgba(46,90,96,0.08);
    transition: all .3s;
}
.gli:hover { transform: translateY(-6px); box-shadow: 0 16px 32px rgba(46,90,96,0.16); }
.gli img { width: 100%; height: auto; }

.adv { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.acd {
    background: #FFFFFF; border-radius: 24px;
    padding: 34px 28px; border: 1px solid #D6E5E7;
    box-shadow: 0 8px 26px rgba(46,90,96,0.07);
    position: relative; overflow: hidden;
    transition: all .3s;
}
.acd::before {
    content: ""; position: absolute; top: -50px; right: -50px;
    width: 130px; height: 130px; border-radius: 50%;
    background: radial-gradient(circle, rgba(135,205,207,0.22), transparent 70%);
    opacity: 0; transition: opacity .3s;
}
.acd:hover { transform: translateY(-5px); box-shadow: 0 16px 36px rgba(46,90,96,0.14); border-color: #AFCFD2; }
.acd:hover::before { opacity: 1; }
.anum {
    display: inline-flex; align-items: center; justify-content: center;
    width: 52px; height: 52px; border-radius: 50%;
    background: linear-gradient(140deg, #6BB6BC, #3E838A);
    color: #FFFFFF; font-size: 22px; font-weight: 800;
    margin-bottom: 18px;
    box-shadow: inset 0 1px 0 rgba(255,255,255,0.4), 0 0 0 2px rgba(180,158,132,0.45);
}
.acd strong { display: block; font-size: 19px; color: #2A484D; margin-bottom: 10px; font-weight: 700; }
.acd p { font-size: 14px; color: #5E767C; line-height: 1.7; }
.dlmore {
    display: block; width: fit-content; margin: 36px auto 0;
    background: linear-gradient(140deg, #6BB6BC, #3E838A);
    color: #FFFFFF !important; font-weight: 700; font-size: 16px;
    padding: 13px 36px; border-radius: 50px;
    box-shadow: 0 8px 22px rgba(62,131,138,0.32), inset 0 1px 0 rgba(255,255,255,0.38);
    transition: all .3s;
}
.dlmore:hover { transform: translateY(-2px); box-shadow: 0 12px 28px rgba(62,131,138,0.42), inset 0 1px 0 rgba(255,255,255,0.38); }

.flw { max-width: 880px; margin: 0 auto; position: relative; padding-left: 50px; }
.flw::before {
    content: ""; position: absolute; left: 24px; top: 28px; bottom: 100px;
    width: 3px; border-radius: 2px;
    background: linear-gradient(180deg, #3E838A, #87CDCF, rgba(180,158,132,0.7));
}
.fst {
    display: flex; gap: 24px; align-items: flex-start;
    margin-bottom: 30px; position: relative;
    transition: transform .3s;
}
.fst:hover { transform: translateX(8px); }
.fsl {
    position: absolute; left: -50px; top: 0;
    width: 50px; height: 50px; border-radius: 50%;
    background: linear-gradient(140deg, #6BB6BC, #3E838A);
    color: #FFFFFF; font-size: 19px; font-weight: 700;
    display: flex; align-items: center; justify-content: center;
    border: 3px solid #FFFFFF;
    box-shadow: 0 0 0 2px rgba(180,158,132,0.55), 0 5px 14px rgba(62,131,138,0.3);
    z-index: 2;
}
.fsc {
    background: #FFFFFF; border-radius: 20px;
    padding: 22px 26px; flex: 1;
    border: 1px solid #D6E5E7;
    box-shadow: 0 6px 20px rgba(46,90,96,0.07);
}
.fsc strong { display: block; font-size: 18px; color: #2A484D; margin-bottom: 8px; font-weight: 700; }
.fsc p { font-size: 14px; color: #5E767C; line-height: 1.7; }
.flmore {
    display: inline-block; margin-top: 10px;
    background: linear-gradient(140deg, #6BB6BC, #3E838A);
    color: #FFFFFF !important; font-weight: 700; font-size: 15px;
    padding: 12px 32px; border-radius: 50px;
    box-shadow: 0 8px 20px rgba(62,131,138,0.30), inset 0 1px 0 rgba(255,255,255,0.38);
    transition: all .3s;
}
.flmore:hover { transform: translateY(-2px); box-shadow: 0 12px 26px rgba(62,131,138,0.40), inset 0 1px 0 rgba(255,255,255,0.38); }

.nw { display: grid; grid-template-columns: repeat(2, 1fr); gap: 22px; }
.ncd {
    display: block; background: #FFFFFF; border-radius: 22px;
    padding: 26px 28px; border: 1px solid #D6E5E7;
    border-left: 4px solid #3E838A;
    box-shadow: 0 6px 20px rgba(46,90,96,0.07);
    transition: all .3s;
}
.ncd:hover { transform: translateY(-4px); box-shadow: 0 14px 30px rgba(46,90,96,0.14); border-left-color: #87CDCF; }
.ndt {
    display: inline-block; background: #E3EFF0; color: #3E838A;
    font-size: 13px; font-weight: 600; padding: 4px 12px;
    border-radius: 12px; margin-bottom: 12px; font-style: normal;
}
.ncd strong { display: block; font-size: 17px; color: #2A484D; margin-bottom: 8px; font-weight: 700; }
.ncd p { font-size: 14px; color: #5E767C; line-height: 1.6; }

.dln { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.dlc {
    display: flex; flex-direction: column; align-items: flex-start;
    background: #FFFFFF; border-radius: 22px;
    padding: 26px 26px; border: 1px solid #D6E5E7;
    box-shadow: 0 6px 20px rgba(46,90,96,0.07);
    transition: all .3s; position: relative; overflow: hidden;
}
.dlc::after {
    content: ""; position: absolute; top: -40px; right: -40px;
    width: 110px; height: 110px; border-radius: 50%;
    background: radial-gradient(circle, rgba(135,205,207,0.26), transparent 70%);
    opacity: 0; transition: opacity .3s;
}
.dlc:hover { transform: translateY(-5px); box-shadow: 0 14px 32px rgba(62,131,138,0.18); border-color: #87CDCF; }
.dlc:hover::after { opacity: 1; }
.dlc > i { font-size: 32px; color: #3E838A; margin-bottom: 14px; }
.dlc strong { display: block; font-size: 16px; color: #2A484D; margin-bottom: 8px; font-weight: 700; }
.dlc p { font-size: 13px; color: #5E767C; line-height: 1.6; margin-bottom: 16px; flex: 1; }
.dlbtn {
    display: inline-block; background: linear-gradient(140deg, #6BB6BC, #3E838A);
    color: #FFFFFF; font-size: 13px; font-weight: 600;
    padding: 8px 22px; border-radius: 25px;
    box-shadow: inset 0 1px 0 rgba(255,255,255,0.35);
    transition: all .3s;
}
.dlc:hover .dlbtn { background: linear-gradient(140deg, #7FC4C9, #4E969D); }

.faq { max-width: 900px; margin: 0 auto; }
.fit {
    background: #FFFFFF; border-radius: 18px;
    margin-bottom: 14px; overflow: hidden;
    border: 1px solid #D6E5E7;
    box-shadow: 0 4px 14px rgba(46,90,96,0.05);
}
.fqq {
    display: flex; align-items: center; gap: 14px;
    padding: 18px 24px; cursor: pointer;
    transition: background .25s;
}
.fqq:hover { background: #F1F7F7; }
.fqq-m {
    display: inline-flex; align-items: center; justify-content: center;
    width: 32px; height: 32px; border-radius: 50%;
    background: linear-gradient(140deg, #6BB6BC, #3E838A);
    color: #FFFFFF; font-size: 15px; font-weight: 700; flex-shrink: 0;
    box-shadow: inset 0 1px 0 rgba(255,255,255,0.35);
}
.fqq strong { flex: 1; font-size: 16px; color: #2A484D; font-weight: 600; }
.farrow {
    width: 0; height: 0; border-left: 6px solid transparent;
    border-right: 6px solid transparent;
    border-top: 7px solid #3E838A;
    transition: transform .3s; flex-shrink: 0;
}
.fit.on .farrow { transform: rotate(180deg); }
.fqa {
    max-height: 0; overflow: hidden;
    transition: max-height .35s ease;
}
.fqa p { padding: 0 24px 20px 70px; font-size: 14px; color: #5E767C; line-height: 1.8; }

.rvw { columns: 3; column-gap: 22px; }
.rvc {
    background: #FFFFFF; border-radius: 22px;
    padding: 24px 26px; margin-bottom: 22px;
    border: 1px solid #D6E5E7;
    box-shadow: 0 6px 20px rgba(46,90,96,0.07);
    break-inside: avoid; transition: all .3s;
}
.rvc:hover { transform: translateY(-3px); box-shadow: 0 12px 28px rgba(46,90,96,0.14); }
.rvc-hd { display: flex; align-items: center; gap: 12px; margin-bottom: 14px; }
.rav {
    display: inline-flex; align-items: center; justify-content: center;
    width: 42px; height: 42px; border-radius: 50%;
    background: linear-gradient(140deg, #6BB6BC, #3E838A);
    color: #FFFFFF; font-size: 16px; font-weight: 700; flex-shrink: 0;
    box-shadow: inset 0 1px 0 rgba(255,255,255,0.35);
}
.rnm { display: block; font-size: 15px; color: #2A484D; font-weight: 600; font-style: normal; }
.rtm { display: block; font-size: 12px; color: #5E767C; font-style: normal; margin-top: 2px; }
.rtx { font-size: 14px; color: #1F3033; line-height: 1.7; }

.ftr { background: #2A484D; color: #DCEBEC; padding: 50px 20px 24px; }
.ftr-in {
    max-width: 1200px; margin: 0 auto;
    display: flex; align-items: center; gap: 40px; flex-wrap: wrap;
    padding-bottom: 28px; border-bottom: 1px solid rgba(220,235,236,0.16);
}
.ftr-l { flex: 1; min-width: 220px; }
.ftr-l .lhvm span { color: #DCEBEC; }
.ftr-l p { font-size: 14px; color: #87CDCF; margin-top: 10px; }
.fnv { display: flex; gap: 18px; flex-wrap: wrap; }
.fnv a { font-size: 14px; color: #DCEBEC; opacity: 0.86; transition: opacity .25s; }
.fnv a:hover { opacity: 1; color: #87CDCF; }
.fbt {
    background: linear-gradient(140deg, #6BB6BC, #3E838A);
    color: #FFFFFF !important; font-weight: 700; font-size: 15px;
    padding: 12px 28px; border-radius: 50px;
    box-shadow: inset 0 1px 0 rgba(255,255,255,0.35);
    transition: all .3s;
}
.fbt:hover { transform: translateY(-2px); box-shadow: 0 10px 24px rgba(107,182,188,0.35), inset 0 1px 0 rgba(255,255,255,0.35); }
.ftr-cp { max-width: 1200px; margin: 22px auto 0; font-size: 13px; color: rgba(220,235,236,0.6); text-align: center; }

@media (max-width: 768px) {
    .xpkq-in { gap: 12px; padding: 10px 14px; flex-wrap: wrap; }
    .lhvm span { font-size: 16px; }
    .lhvm img { width: 32px; height: 32px; }
    .nhzg { gap: 2px; width: 100%; order: 3; overflow-x: auto; flex-wrap: nowrap; padding-bottom: 4px; }
    .nvhm, .nvit { padding: 5px 10px; font-size: 13px; white-space: nowrap; }
    .hbtn { padding: 8px 16px; font-size: 13px; }
    .xero { padding: 36px 16px 50px; }
    .xero-in { flex-direction: column; gap: 32px; }
    .txl { width: 100%; text-align: center; }
    .txl h1 { font-size: 32px; }
    .hsub { font-size: 15px; }
    .mhbtn { display: block; width: 100%; padding: 14px 20px; font-size: 16px; }
    .hft { justify-content: center; gap: 10px; }
    .hfi { font-size: 13px; padding: 6px 12px; }
    .phrx { width: 220px; height: 380px; }
    .phbd { width: 210px; height: 370px; padding: 32px 12px 14px; border-radius: 30px; }
    .pb1 { height: 56px; } .pb2 { height: 40px; } .pb3 { height: 100px; } .pb4 { height: 72px; }
    .vxse { padding: 44px 16px; }
    .mtt { font-size: 24px; gap: 10px; margin-bottom: 32px; }
    .mtt::before, .mtt::after { width: 22px; }
    .sdco { font-size: 12px; padding: 4px 10px; }
    .glry { grid-template-columns: repeat(2, 1fr); gap: 10px; }
    .adv { grid-template-columns: 1fr; gap: 14px; }
    .acd { padding: 24px 20px; }
    .flw { padding-left: 38px; }
    .flw::before { left: 18px; top: 24px; bottom: 80px; }
    .fsl { width: 40px; height: 40px; font-size: 15px; left: -38px; }
    .fsc { padding: 18px 20px; }
    .nw { grid-template-columns: 1fr; gap: 14px; }
    .ncd { padding: 20px 22px; }
    .dln { grid-template-columns: 1fr; gap: 14px; }
    .dlc { padding: 22px 22px; }
    .rvw { columns: 1; }
    .fqq { padding: 14px 18px; gap: 10px; }
    .fqq strong { font-size: 14px; }
    .fqa p { padding: 0 18px 16px 60px; font-size: 13px; }
    .ftr-in { gap: 18px; }
    .fnv { gap: 12px; }
}