* { margin: 0; padding: 0; box-sizing: border-box; }
body { font-family: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif; background: #FFFFFF; color: #22303F; font-size: 15px; line-height: 1.6; }
a { text-decoration: none; color: inherit; }
ul, li { list-style: none; }
img { max-width: 100%; }
.kw2m { max-width: 1200px; margin: 0 auto; padding: 0 16px; }

/* header */
.kb7w { position: sticky; top: 0; z-index: 50; background: #FFFFFF; border-bottom: 1px solid #E3EBF4; }
.kw2m { max-width: 1200px; }
.kb7w .kw2m { height: 64px; display: flex; align-items: center; justify-content: space-between; gap: 20px; }
.lg6c { display: flex; align-items: center; gap: 9px; }
.lg8s { width: 34px; height: 34px; border-radius: 9px; display: block; }
.lt5x { font-size: 20px; font-weight: 900; letter-spacing: 0.5px; color: #22303F; }
.nv3b { display: flex; align-items: center; gap: 24px; }
.nv3b a { font-size: 15px; color: #5A6875; transition: color 0.2s; }
.nv3b a:hover { color: #2196F3; }
.hb2r { background: linear-gradient(180deg, #42A5F5 0%, #1E88E5 100%); color: #FFFFFF; font-size: 14.5px; font-weight: 800; padding: 9px 22px; border-radius: 999px; transition: transform 0.2s, box-shadow 0.2s; }
.hb2r:hover { transform: translateY(-2px); box-shadow: 0 8px 20px rgba(33, 150, 243, 0.32); }

/* hero */
.hw9k { position: relative; background: radial-gradient(ellipse 65% 55% at 82% 12%, rgba(33, 150, 243, 0.10), transparent 60%), radial-gradient(ellipse 45% 40% at 8% 88%, rgba(255, 157, 43, 0.07), transparent 65%), #FFFFFF; overflow: hidden; }
.ht8k { position: absolute; top: -20px; right: -20px; width: 230px; height: 230px; background-image: radial-gradient(circle, #CBE3FA 2.5px, transparent 2.5px); background-size: 16px 16px; opacity: 0.75; }
.sp3v { position: absolute; bottom: 30px; left: -30px; width: 260px; height: 130px; background: repeating-linear-gradient(115deg, transparent 0 14px, rgba(33, 150, 243, 0.10) 14px 18px); transform: skewY(-4deg); }
.hi4q { max-width: 1200px; margin: 0 auto; padding: 74px 16px 84px; display: flex; align-items: center; gap: 56px; position: relative; }
.hp6m { flex: 1.1; min-width: 0; }
.pv3b { display: inline-block; background: #E9F4FE; border: 1px solid #BFE0FA; color: #0B6BC2; font-size: 13.5px; letter-spacing: 1px; padding: 6px 15px; border-radius: 999px; margin-top: 10px; }
.ph1x { font-size: 42px; line-height: 1.28; font-weight: 900; margin-top: 18px; color: #22303F; }
.ps5d { margin-top: 16px; font-size: 16px; color: #7A8794; line-height: 1.9; }
.bw7c { display: flex; align-items: center; gap: 14px; margin-top: 28px; }
.bm6y { display: inline-block; background: linear-gradient(180deg, #42A5F5 0%, #1E88E5 100%); color: #FFFFFF; font-size: 16.5px; font-weight: 900; padding: 15px 42px; border-radius: 999px; box-shadow: 0 10px 28px rgba(33, 150, 243, 0.30); transition: transform 0.2s, box-shadow 0.2s; }
.bm6y:hover { transform: translateY(-2px); box-shadow: 0 14px 34px rgba(33, 150, 243, 0.38); }
.bs4z { display: inline-block; border: 1px solid #D5E3F2; color: #22303F; font-size: 15px; font-weight: 600; padding: 14px 30px; border-radius: 999px; transition: border-color 0.2s, color 0.2s; }
.bs4z:hover { border-color: #2196F3; color: #2196F3; }
.fw8b { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 30px; }
.fli4 { display: inline-flex; align-items: center; background: #F2F8FE; border: 1px solid #E3EBF4; border-radius: 999px; padding: 8px 16px; font-size: 13.5px; color: #5A6875; }
.fli4 i { color: #2196F3; margin-right: 7px; font-size: 15px; }

/* hero right: rank podium */
.rk1p { flex: 0.9; min-width: 0; position: relative; background: #FFFFFF; border: 1px solid #E3EBF4; border-radius: 20px; padding: 24px 22px; box-shadow: 8px 8px 0 #DCEAF8; }
.rw2l { display: flex; flex-direction: column; gap: 14px; }
.rc5g { display: flex; align-items: center; gap: 13px; }
.rb7n { width: 24px; height: 24px; border-radius: 50%; color: #FFFFFF; font-size: 13px; font-weight: 900; display: flex; align-items: center; justify-content: center; flex-shrink: 0; margin-right: -34px; position: relative; z-index: 2; }
.rb1o { background: #FF9D2B; }
.rb2p { background: #2196F3; }
.rb3q { background: #7E57C2; }
.rv4m { width: 52px; height: 70px; border-radius: 9px; flex-shrink: 0; display: block; background-image: radial-gradient(circle, rgba(255, 255, 255, 0.35) 1.5px, transparent 1.5px); background-size: 9px 9px; }
.rg1a { background-color: #F4692E; background-image: radial-gradient(circle, rgba(255, 255, 255, 0.35) 1.5px, transparent 1.5px), linear-gradient(160deg, #FF9D2B 0%, #F4692E 100%); }
.rg2b { background-color: #1E88E5; background-image: radial-gradient(circle, rgba(255, 255, 255, 0.35) 1.5px, transparent 1.5px), linear-gradient(160deg, #42A5F5 0%, #1E88E5 100%); }
.rg3c { background-color: #5E35B1; background-image: radial-gradient(circle, rgba(255, 255, 255, 0.35) 1.5px, transparent 1.5px), linear-gradient(160deg, #7E57C2 0%, #5E35B1 100%); }
.rq8t { min-width: 0; display: flex; flex-direction: column; gap: 5px; }
.rn9p { font-size: 15px; font-weight: 800; color: #22303F; }
.rl6w { display: inline-flex; align-items: center; gap: 5px; font-size: 13px; font-weight: 700; color: #FF9D2B; }
.rl6w i { font-size: 14px; }
.rt2b { position: absolute; top: -15px; right: -8px; display: inline-flex; align-items: center; gap: 6px; background: #2196F3; color: #FFFFFF; font-size: 13px; font-weight: 800; padding: 7px 15px; border-radius: 999px; transform: rotate(3deg); box-shadow: 0 8px 18px rgba(33, 150, 243, 0.32); }
.rt2b i { font-size: 14px; }

/* section common */
.si8w { background: #F2F8FE; padding: 74px 0 80px; }
.av9s { background: #FFFFFF; padding: 74px 0 80px; }
.fw6s { background: #F2F8FE; padding: 74px 0 80px; }
.ns7w { background: #FFFFFF; padding: 74px 0 80px; }
.fq2t { background: #F2F8FE; padding: 74px 0 80px; }
.rw9x { background: #FFFFFF; padding: 74px 0 80px; }
.tk4n { display: block; text-align: center; font-size: 30px; font-weight: 900; color: #22303F; margin-bottom: 34px; transition: color 0.2s; }
.tk4n:hover { color: #2196F3; }
.tl6p { display: inline-block; background: #2196F3; color: #FFFFFF; font-size: 13.5px; font-weight: 800; padding: 4px 13px; border-radius: 8px; transform: rotate(-2deg) translateY(-4px); margin-right: 12px; margin-top: 10px; }

/* intro */
.tx3v { max-width: 920px; margin: 0 auto 36px; color: #7A8794; font-size: 15.5px; line-height: 2.05; text-align: justify; }
.gl7y { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.gf4p { margin: 0; border-radius: 14px; overflow: hidden; border: 1px solid #E3EBF4; background: #FFFFFF; box-shadow: 6px 6px 0 #DCEAF8; }
.gf4p img { width: 100%; display: block; transition: transform 0.35s; }
.gf4p:hover img { transform: scale(1.03); }

/* advantages */
.ag5d { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.ad2c { background: #FFFFFF; border: 1px solid #E3EBF4; border-radius: 18px; padding: 24px 22px; transition: transform 0.25s, border-color 0.25s, box-shadow 0.25s; }
.ad2c:hover { transform: translateY(-4px); border-color: #BFE0FA; box-shadow: 6px 6px 0 #DCEAF8; }
.an8g { display: inline-block; font-size: 26px; font-weight: 900; color: #FF9D2B; line-height: 1; padding-bottom: 10px; border-bottom: 3px solid #FFDDB3; }
.ap4k { margin-top: 14px; font-size: 14.5px; color: #7A8794; line-height: 1.85; }
.ab7q { display: block; font-size: 16.5px; font-weight: 800; color: #22303F; margin-bottom: 7px; }

/* big cta */
.cb9q { display: flex; width: max-content; align-items: center; gap: 8px; margin: 38px auto 0; background: linear-gradient(180deg, #42A5F5 0%, #1E88E5 100%); color: #FFFFFF; font-size: 15.5px; font-weight: 800; padding: 14px 32px; border-radius: 999px; box-shadow: 0 10px 26px rgba(33, 150, 243, 0.28); transition: transform 0.2s, box-shadow 0.2s; }
.cb9q:hover { transform: translateY(-2px); box-shadow: 0 14px 32px rgba(33, 150, 243, 0.36); }
.cb9q i { font-size: 17px; }

/* flow */
.fg8g { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.fs3k { background: #FFFFFF; border: 1px dashed #C4D9EE; border-radius: 18px; padding: 26px 20px; text-align: center; }
.fn6v { width: 48px; height: 48px; margin: 0 auto; display: flex; align-items: center; justify-content: center; background: linear-gradient(180deg, #42A5F5 0%, #1E88E5 100%); color: #FFFFFF; font-size: 18px; font-weight: 900; border-radius: 50%; }
.fo2b { margin-top: 14px; font-size: 14.5px; color: #7A8794; line-height: 1.85; text-align: left; }
.fp8m { display: block; font-size: 16.5px; font-weight: 800; color: #22303F; margin-bottom: 7px; text-align: center; }

/* news */
.ng4h { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }
.nc9m { display: block; background: #F2F8FE; border: 1px solid #E3EBF4; border-radius: 16px; padding: 22px 24px; transition: transform 0.25s, border-color 0.25s; }
.nc9m:hover { transform: translateY(-3px); border-color: #BFE0FA; }
.nd2b { font-size: 13px; color: #FF9D2B; letter-spacing: 0.5px; }
.ne5f { display: block; font-size: 16.5px; font-weight: 800; color: #22303F; margin: 9px 0 8px; }
.nf7x { display: block; font-size: 14px; color: #7A8794; line-height: 1.8; }
.ng1k { display: inline-flex; align-items: center; gap: 5px; margin-top: 12px; font-size: 13px; font-weight: 700; color: #2196F3; }

/* faq */
.fl6n { max-width: 900px; margin: 0 auto; }
.fe8u { background: #FFFFFF; border: 1px solid #E3EBF4; border-radius: 14px; margin-bottom: 12px; overflow: hidden; }
.fe8u.on { border-color: #BFE0FA; }
.fq3m { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 16px 20px; font-size: 15.5px; font-weight: 700; color: #22303F; cursor: pointer; }
.fq3m i { color: #2196F3; font-size: 20px; transition: transform 0.25s; flex-shrink: 0; }
.fe8u.on .fq3m i { transform: rotate(180deg); }
.fa4x { max-height: 0; overflow: hidden; padding: 0 20px; font-size: 14.5px; color: #7A8794; line-height: 1.85; transition: max-height 0.3s ease; }
.fe8u.on .fa4x { padding-bottom: 18px; }

/* review */
.rc7b { columns: 3; column-gap: 18px; }
.rv8c { break-inside: avoid; background: #F2F8FE; border: 1px solid #E3EBF4; border-radius: 16px; padding: 20px; margin-bottom: 18px; }
.rh3k { display: flex; align-items: center; gap: 10px; margin-bottom: 11px; }
.ra9m { width: 40px; height: 40px; border-radius: 50%; background: #D9EAFB; color: #0B6BC2; font-size: 16px; font-weight: 900; display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.ri5p { display: flex; flex-direction: column; gap: 2px; min-width: 0; }
.rn2g { font-size: 14px; font-weight: 700; color: #22303F; }
.rt6z { font-size: 12px; color: #9AA7B4; }
.rj4b { font-size: 14.5px; color: #7A8794; line-height: 1.85; }

/* footer */
.ft7b { background: #1F2B3A; padding: 36px 0 30px; }
.fd6a { display: flex; align-items: center; justify-content: space-between; gap: 18px; flex-wrap: wrap; }
.fd6a .lt5x { color: #FFFFFF; }
.fb8c { display: flex; align-items: center; gap: 18px; flex-wrap: wrap; }
.fb8c a { font-size: 14px; color: #9FB0C2; transition: color 0.2s; }
.fb8c a:hover { color: #42A5F5; }
.fg2k { background: linear-gradient(180deg, #42A5F5 0%, #1E88E5 100%); color: #FFFFFF; font-size: 14px; font-weight: 800; padding: 9px 22px; border-radius: 999px; }
.cp3v { margin-top: 22px; padding-top: 18px; border-top: 1px solid #2C3B4E; text-align: center; font-size: 13px; color: #7E8FA3; }

@media (max-width: 768px) {
    .nv3b { display: none; }
    .kb7w .kw2m { height: 58px; }
    .hb2r { padding: 8px 18px; font-size: 13.5px; }
    .hi4q { flex-direction: column; gap: 46px; padding: 46px 16px 56px; }
    .ph1x { font-size: 29px; }
    .ps5d { font-size: 15px; }
    .bw7c { flex-direction: column; width: 100%; }
    .bm6y { width: 100%; text-align: center; padding: 15px 0; }
    .bs4z { width: 100%; text-align: center; }
    .fw8b { justify-content: center; }
    .rk1p { width: 100%; }
    .rt2b { right: 4px; }
    .tk4n { font-size: 23px; margin-bottom: 26px; }
    .gl7y { display: flex; overflow-x: auto; gap: 12px; padding-bottom: 8px; }
    .gf4p { min-width: 62%; }
    .ag5d { grid-template-columns: 1fr; }
    .fg8g { grid-template-columns: repeat(2, 1fr); gap: 12px; }
    .ng4h { grid-template-columns: 1fr; }
    .rc7b { columns: 1; }
    .cb9q { width: 100%; justify-content: center; padding: 14px 0; }
    .fd6a { flex-direction: column; text-align: center; }
    .fb8c { justify-content: center; }
    .ht8k { width: 150px; height: 150px; }
    .sp3v { display: none; }
}