.fh{--bg:#f7f6f2;--ink:#161a18;--ink-2:#5d665f;--ink-3:#9aa39b;--teal:#0d9488;--teal-deep:#0b6e66;--coral:#ff7a59;--line:#161a181a;--green:#1f9d62;--spring:cubic-bezier(.34,1.56,.64,1);--fh-sans:"HarmonyOS Sans SC","MiSans","Source Han Sans SC","Noto Sans SC",sans-serif;--fh-mono:"JetBrains Mono","Source Code Pro","Noto Sans Mono",monospace;background:var(--bg);color:var(--ink);font-family:var(--fh-sans);letter-spacing:.005em;-webkit-font-smoothing:antialiased;min-height:100vh;line-height:1.65;overflow-x:hidden}.fh *{box-sizing:border-box;margin:0;padding:0}.fh ::selection{background:var(--teal);color:#fff}.fh .wrap{max-width:1180px;margin:0 auto;padding:0 36px}.fh .mono{font-family:var(--fh-mono);font-variant-numeric:tabular-nums}.fh a{color:inherit;text-decoration:none}.fh button{font-family:var(--fh-sans)}.fh .pop{opacity:0;animation:fhPop .85s var(--spring) forwards;transform:translateY(30px)scale(.97)}@keyframes fhPop{to{opacity:1;transform:none}}.fh .topbar{z-index:40;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border-bottom:1px solid var(--line);background:#f7f6f2d1;position:fixed;top:0;left:0;right:0}.fh .bar{align-items:center;gap:20px;height:64px;display:flex}.fh .logo{letter-spacing:.24em;font-size:15px;font-weight:800}.fh .logo i{color:var(--teal);font-style:normal}.fh .sp{flex:1}.fh .lnk{color:var(--ink);padding:8px 4px;font-size:14px;font-weight:600;transition:color .25s;position:relative}.fh .lnk:after{content:"";background:var(--coral);width:0;height:2px;transition:width .35s var(--spring);border-radius:2px;position:absolute;bottom:2px;left:0}.fh .lnk:hover{color:var(--teal-deep)}.fh .lnk:hover:after{width:100%}.fh .cta-s{background:var(--ink);color:#fff;cursor:pointer;height:40px;transition:transform .35s var(--spring),background .25s;border:0;border-radius:20px;align-items:center;padding:0 22px;font-size:13.5px;font-weight:600;display:inline-flex}.fh .cta-s:hover{background:var(--teal-deep);transform:translateY(-2px)scale(1.04)}.fh .cta-s:active{transform:scale(.96)}.fh .hero{align-items:center;min-height:96vh;padding-top:64px;display:flex}.fh .hero-in{grid-template-columns:1.1fr .9fr;align-items:center;gap:30px;width:100%;display:grid}.fh .kick{color:var(--teal);letter-spacing:.3em;text-transform:uppercase;align-items:center;gap:10px;font-size:12.5px;font-weight:600;display:inline-flex}.fh .kick:before{content:"";background:var(--teal);border-radius:2px;width:30px;height:2px}.fh h1.big{letter-spacing:-.022em;margin-top:22px;font-size:clamp(42px,5.6vw,76px);font-weight:800;line-height:1.1}.fh h1.big em{white-space:nowrap;color:var(--teal-deep);font-style:normal;position:relative}.fh h1.big em:after{content:"";z-index:-1;transform-origin:0;width:104%;height:30%;animation:fhHl .7s var(--spring) 1.2s forwards;background:#ff7a594d;border-radius:6px;position:absolute;bottom:6%;left:-2%;transform:scaleX(0)}@keyframes fhHl{to{transform:scaleX(1)}}.fh .hero p.sub{color:var(--ink-2);max-width:31em;margin-top:22px;font-size:16px;line-height:1.9}.fh .hero p.sub b{color:var(--ink);font-weight:700}.fh .cta-row{flex-wrap:wrap;align-items:center;gap:14px;margin-top:34px;display:flex}.fh .cta-main{background:var(--teal);color:#fff;cursor:pointer;height:54px;transition:transform .4s var(--spring),box-shadow .3s,background .25s;border:0;border-radius:27px;align-items:center;gap:9px;padding:0 32px;font-size:15px;font-weight:700;display:inline-flex}.fh .cta-main:after{content:"→";transition:transform .35s var(--spring)}.fh .cta-main:hover{background:var(--teal-deep);transform:translateY(-3px)scale(1.03);box-shadow:0 16px 38px #0d94884d}.fh .cta-main:hover:after{transform:translate(6px)}.fh .cta-ghost{border:1.5px solid var(--ink);height:54px;color:var(--ink);cursor:pointer;transition:all .35s var(--spring);background:0 0;border-radius:27px;align-items:center;padding:0 26px;font-size:14.5px;font-weight:600;display:inline-flex}.fh .cta-ghost:hover{background:var(--ink);color:#fff;transform:translateY(-2px)}.fh .trust{color:var(--ink-3);flex-wrap:wrap;gap:20px;margin-top:22px;font-size:12.5px;display:flex}.fh .trust span{align-items:center;gap:6px;display:inline-flex}.fh .trust i{color:var(--green);font-style:normal;font-weight:800}.fh .gooWrap{filter:url(#fh-goo);height:470px;position:relative}.fh .ball{will-change:transform;border-radius:50%;position:absolute}.fh .ball.m{background:var(--teal);width:210px;height:210px;top:30%;left:32%}.fh .ball.s1{background:var(--teal);width:96px;height:96px;animation:7.5s ease-in-out infinite fhOrb1}.fh .ball.s2{background:var(--coral);width:72px;height:72px;animation:9.5s ease-in-out infinite fhOrb2}.fh .ball.s3{background:var(--teal);width:54px;height:54px;animation:11s ease-in-out infinite fhOrb3}.fh .ball.s4{background:var(--coral);width:44px;height:44px;animation:8.6s ease-in-out infinite reverse fhOrb1}@keyframes fhOrb1{0%,to{transform:translate(150px,120px)}25%{transform:translate(360px,200px)}50%{transform:translate(300px,360px)}75%{transform:translate(120px,300px)}}@keyframes fhOrb2{0%,to{transform:translate(420px,170px)}33%{transform:translate(250px,90px)}66%{transform:translate(190px,330px)}}@keyframes fhOrb3{0%,to{transform:translate(240px,380px)}50%{transform:translate(430px,260px)}}.fh .gooLabel{pointer-events:none;place-items:center;display:grid;position:absolute;inset:0}.fh .gooLabel span{-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);border:1px solid var(--line);font-family:var(--fh-mono);color:var(--ink-2);letter-spacing:.08em;background:#f7f6f2e0;border-radius:14px;padding:10px 18px;font-size:12px}.fh .marq{border-top:1.5px solid var(--ink);border-bottom:1.5px solid var(--ink);background:var(--bg);white-space:nowrap;z-index:3;padding:15px 0;position:relative;overflow:hidden}.fh .marq .inner{animation:26s linear infinite fhMq;display:inline-block}.fh .marq span{letter-spacing:.18em;margin:0 28px;font-size:15px;font-weight:700}.fh .marq i{color:var(--coral);margin:0 6px;font-style:normal}@keyframes fhMq{to{transform:translate(-50%)}}.fh .stats{text-align:center;grid-template-columns:repeat(4,1fr);max-width:1180px;margin:0 auto;padding:64px 36px 0;display:grid}.fh .stat{padding:0 18px}.fh .stat+.stat{border-left:1px solid var(--line)}.fh .stat .v{font-family:var(--fh-mono);color:var(--teal-deep);font-size:clamp(30px,3.4vw,46px)}.fh .stat .v small{color:var(--ink-3);margin-left:3px;font-size:14px}.fh .stat .k{color:var(--ink-2);margin-top:7px;font-size:12.5px}.fh .sec{padding:110px 0 0}.fh .sec-k{color:var(--teal);letter-spacing:.3em;text-transform:uppercase;font-size:12.5px;font-weight:700}.fh .sec-h{letter-spacing:-.018em;margin-top:14px;font-size:clamp(30px,3.6vw,46px);font-weight:800;line-height:1.16}.fh .grid3{grid-template-columns:repeat(3,1fr);gap:16px;margin-top:48px;display:grid}.fh .card{border:1.5px solid var(--ink);cursor:pointer;isolation:isolate;opacity:0;transform:translateY(40px) rotate(var(--r,-1.2deg));transition:transform .85s var(--spring),opacity .6s ease,box-shadow .35s;background:#fffdf8;border-radius:24px;padding:30px 30px 26px;display:block;position:relative;overflow:hidden}.fh .card:nth-child(2){--r:0deg}.fh .card:nth-child(3){--r:1.2deg}.fh .card.vis{opacity:1;transform:none}.fh .card:hover{box-shadow:7px 7px 0 var(--ink)}.fh .card .liquid{z-index:-1;background:var(--lc,#0d948821);height:92%;transition:transform 1s var(--spring);border-radius:46%/58%;position:absolute;bottom:-88%;left:-25%;right:-25%}.fh .card:hover .liquid{transform:translateY(-58%)rotate(4deg)}.fh .card.c2 .liquid{--lc:#ff7a5926}.fh .card .pic{aspect-ratio:16/10;border:1px solid var(--line);border-radius:14px;display:block;position:relative;overflow:hidden}.fh .card .pic i{transition:transform .6s var(--spring);position:absolute;inset:0}.fh .card:hover .pic i{transform:scale(1.05)}.fh .card.c1 .pic i{background:linear-gradient(150deg,#0e3a34,#15786c 62%,#5fc7b8)}.fh .card.c2 .pic i{background:linear-gradient(145deg,#5e2c14,#c05a2e 64%,#ffb494)}.fh .card.c3 .pic i{background:linear-gradient(148deg,#243421,#4e7a44 64%,#9cc78e)}.fh .card .pic b{color:#fff;-webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px);white-space:nowrap;background:#161a188c;border-radius:9px;padding:4px 12px;font-size:11.5px;font-weight:700;position:absolute;bottom:10px;left:12px}.fh .card .pic .pl{opacity:0;width:30px;height:30px;transition:.35s var(--spring);background:#ffffffeb;border-radius:50%;place-items:center;display:grid;position:absolute;bottom:10px;right:12px;transform:scale(.6)}.fh .card:hover .pic .pl{opacity:1;transform:scale(1)}.fh .card .pic .pl:after{content:"";border-left:9px solid var(--teal-deep);border-top:5.5px solid #0000;border-bottom:5.5px solid #0000;width:0;height:0;margin-left:2px}.fh .card h3{margin-top:20px;font-size:19px;font-weight:800}.fh .card p{color:var(--ink-2);margin-top:8px;font-size:13px;line-height:1.8}.fh .card .go{align-items:center;gap:7px;margin-top:16px;font-size:13.5px;font-weight:700;display:inline-flex}.fh .card .go:after{content:"→";transition:transform .35s var(--spring)}.fh .card:hover .go:after{transform:translate(7px)}.fh .engs{margin-top:110px}.fh .elist{border-top:1.5px solid var(--ink);margin-top:44px}.fh .erow{border-bottom:1.5px solid var(--ink);cursor:pointer;opacity:0;min-height:96px;transition:transform .8s var(--spring),opacity .6s ease;grid-template-columns:64px 250px 1fr auto;align-items:center;gap:22px;display:grid;position:relative;overflow:hidden;transform:translate(-40px)}.fh .erow:nth-child(2n){transform:translate(40px)}.fh .erow.vis{opacity:1;transform:none}.fh .erow .wash{z-index:0;background:#0d948812;border-radius:0 50% 50% 0;transition:transform .6s cubic-bezier(.6,.05,.25,1);position:absolute;inset:0;transform:translate(-101%)}.fh .erow:nth-child(2n) .wash{background:#ff7a5917}.fh .erow:hover .wash{border-radius:0;transform:translate(0)}.fh .erow>*{z-index:1;position:relative}.fh .erow .no{font-family:var(--fh-mono);color:var(--ink-3);padding-left:4px;font-size:13px;transition:color .3s}.fh .erow:hover .no{color:var(--teal-deep)}.fh .erow h3{font-size:20px;font-weight:800}.fh .erow .ds{color:var(--ink-2);max-width:46em;font-size:13px}.fh .erow .ar{transition:transform .35s var(--spring);padding-right:8px;font-size:20px;font-weight:800}.fh .erow:hover .ar{transform:translate(7px)}.fh .band{background:var(--ink);color:#f4f2ec;clip-path:polygon(0 5%,100% 0,100% 95%,0 100%);margin-top:130px;padding:130px 0}.fh .band .sec-k{color:#6fd9c8}.fh .band .sec-h{color:#fbfaf6}.fh .bsteps{grid-template-columns:1fr 1fr 1fr;gap:22px;margin-top:50px;display:grid}.fh .bstep{opacity:0;transition:transform .8s var(--spring),opacity .6s ease;background:#f4f2ec0d;border:1px solid #f4f2ec2e;border-radius:20px;padding:28px 26px;position:relative;transform:translateY(34px)}.fh .bstep.vis{opacity:1;transform:none}.fh .bstep .n{font-family:var(--fh-mono);color:#6fd9c8;font-size:38px;line-height:1}.fh .bstep h4{margin-top:16px;font-size:18px;font-weight:700}.fh .bstep p{color:#f4f2eca6;margin-top:8px;font-size:13px;line-height:1.8}.fh .bstep .t{font-family:var(--fh-mono);color:#ffa888;letter-spacing:.08em;margin-top:13px;font-size:11.5px}.fh .bstep:after{content:"";background:radial-gradient(circle at 34% 30%,#6fd9c8d9,#6fd9c833);border-radius:50%;width:38px;height:38px;animation:5.5s ease-in-out infinite fhBob;position:absolute;top:24px;right:18px}.fh .bstep:nth-child(2):after{background:radial-gradient(circle at 34% 30%,#ff7a59d9,#ff7a5933);animation-delay:-1.8s}.fh .bstep:nth-child(3):after{animation-delay:-3.6s}@keyframes fhBob{0%,to{transform:translateY(0)scale(1)}50%{transform:translateY(-10px)scale(1.12)}}.fh .roi{grid-template-columns:1fr 1fr;align-items:stretch;gap:18px;margin-top:84px;display:grid}.fh .roi-card{background:#f4f2ec0a;border:1px solid #f4f2ec33;border-radius:20px;padding:30px 32px}.fh .roi-card.hot{background:#6fd9c814;border-color:#6fd9c88c;position:relative}.fh .roi-card.hot:before{content:"DAOS 方案";color:#0d2622;letter-spacing:.1em;background:#6fd9c8;border-radius:999px;padding:4px 14px;font-size:11px;font-weight:800;position:absolute;top:-13px;left:26px}.fh .roi-card h3{color:#f4f2ecb3;font-size:15.5px;font-weight:700}.fh .roi-card.hot h3{color:#fff}.fh .roi-card .price{letter-spacing:-.02em;margin-top:14px;font-size:clamp(28px,3.2vw,42px);font-weight:800}.fh .roi-card .price small{color:#f4f2ec80;font-size:13px;font-weight:400}.fh .roi-card.hot .price{color:#6fd9c8}.fh .roi-card ul{gap:10px;margin-top:18px;list-style:none;display:grid}.fh .roi-card li{color:#f4f2ec9e;padding-left:24px;font-size:13px;position:relative}.fh .roi-card li:before{content:"✕";color:#ff8d6e;font-size:12px;position:absolute;left:2px}.fh .roi-card.hot li:before{content:"✓";color:#6fd9c8}.fh .roi-card.hot li{color:#f4f2ecd9}.fh .final{text-align:center;padding:130px 0 40px;position:relative}.fh .final h2{letter-spacing:-.015em;font-size:clamp(32px,4.4vw,56px);font-weight:800;line-height:1.18}.fh .final h2 em{color:var(--teal-deep);font-style:normal}.fh .final p{color:var(--ink-2);margin-top:14px;font-size:14.5px}.fh .final .cta-main{margin-top:36px}.fh .final .tip{color:var(--ink-3);margin-top:14px;font-size:12px}.fh .wave{width:100%;height:90px;margin-top:60px;display:block}.fh .wave path{fill:var(--teal);opacity:.16}.fh .wave .w2{fill:var(--coral);opacity:.14;animation:11s ease-in-out infinite alternate fhWave}.fh .wave .w1{animation:8s ease-in-out infinite alternate-reverse fhWave}@keyframes fhWave{to{transform:translate(-44px)}}.fh .footer{border-top:1px solid var(--line)}.fh .foot{height:66px;color:var(--ink-3);justify-content:space-between;align-items:center;font-size:12px;display:flex}@media (max-width:920px){.fh .hero-in{grid-template-columns:1fr}.fh .gooWrap{display:none}.fh .stats{grid-template-columns:1fr 1fr}.fh .stat:nth-child(3){border-left:0}.fh .grid3,.fh .bsteps,.fh .roi{grid-template-columns:1fr}.fh .erow{grid-template-columns:44px 1fr 40px}.fh .erow .ds{display:none}}