@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+SC:wght@400;500;700;900&display=swap');

:root{
  --green:#2ba35e;--green-d:#1f8a4d;--green-l:#46bd78;--green-tint:#e9f6ee;--green-tint2:#f3faf6;
  --ink:#1d2b23;--ink2:#3a4a40;--gray:#6b7a72;--gray-l:#9aa6a0;
  --line:#e6efe9;--bg:#fff;
  --shadow:0 20px 55px -24px rgba(20,80,45,.28);--shadow-sm:0 10px 28px -16px rgba(20,80,45,.18);
  --radius:16px;--maxw:1200px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:"Noto Sans SC",-apple-system,"PingFang SC","Microsoft YaHei",sans-serif;color:var(--ink);background:var(--bg);line-height:1.6;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%}
.container{max-width:var(--maxw);margin:0 auto;padding:0 28px}
.g{color:var(--green)}.center{text-align:center}
small{font-weight:500}
.sec-title small{display:inline-block;font-size:14px;color:var(--gray);font-weight:500;margin-left:10px}

/* header */
.hdr{position:sticky;top:0;z-index:60;background:rgba(255,255,255,.86);backdrop-filter:blur(12px);transition:box-shadow .3s,border-color .3s;border-bottom:1px solid transparent}
.hdr.scrolled{box-shadow:0 6px 22px -16px rgba(0,0,0,.16);border-bottom-color:var(--line)}
.hdr-inner{display:flex;align-items:center;gap:40px;height:66px}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:20px}
.brand-logo{width:32px;height:32px}
.hdr-nav{display:flex;gap:28px;margin-left:6px}
.hdr-nav a{color:var(--ink2);font-size:15px;font-weight:500;position:relative;padding:4px 0}
.hdr-nav a::after{content:"";position:absolute;left:0;bottom:-2px;width:0;height:2px;background:var(--green);transition:width .25s}
.hdr-nav a:hover{color:var(--green)}.hdr-nav a:hover::after{width:100%}
.hdr-login{margin-left:auto;font-size:14px;font-weight:600;color:var(--green-d);border:1.5px solid var(--green-l);padding:8px 18px;border-radius:22px}
.hdr-login:hover{background:var(--green-tint)}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font-weight:700;cursor:pointer;border:none;transition:transform .15s,box-shadow .25s,background .25s}
.btn-primary{background:linear-gradient(135deg,#34b46b,#1f8a4d);color:#fff;padding:13px 30px;border-radius:12px;font-size:16px;box-shadow:0 12px 26px -12px rgba(31,138,77,.6)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 32px -12px rgba(31,138,77,.7)}
.btn-primary.lg{padding:15px 38px;font-size:16.5px}
.btn-primary i{font-style:normal;transition:transform .2s}
.btn-primary:hover i{transform:translateX(4px)}
.btn.block{width:100%}

/* hero */
.hero{position:relative;overflow:hidden;padding:56px 0 70px}
.hero-bg{position:absolute;inset:0;z-index:-1;background:url("assets/mesh-scene.svg") center/cover no-repeat}
.hero-grid{display:grid;grid-template-columns:0.82fr 1.18fr;gap:44px;align-items:center}
.hero-title{font-size:46px;font-weight:900;letter-spacing:1px;line-height:1.22}
.hero-desc{margin-top:20px;font-size:14.5px;color:var(--ink2);line-height:1.9;max-width:430px}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}
.hero-tags span{font-size:13px;color:var(--green-d);background:var(--green-tint);border:1px solid #d3ecdc;padding:5px 14px;border-radius:20px;font-weight:600}
.hero .btn-primary{margin-top:30px}

/* hero dashboard mock */
.hero-dash{background:#fff;border:1px solid var(--line);border-radius:18px;box-shadow:0 32px 70px -30px rgba(20,80,45,.4);padding:18px}
.hd-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:14px}
.hd-top b{font-size:15px}
.hd-sel{font-size:12px;color:var(--gray);background:var(--green-tint2);border:1px solid var(--line);padding:5px 12px;border-radius:8px}
.hd-stages{display:flex;align-items:center;gap:6px;background:var(--green-tint2);border:1px solid var(--line);border-radius:10px;padding:9px 12px;margin-bottom:14px}
.hd-stages .st{font-size:12px;color:var(--gray);font-weight:600;padding:3px 8px;border-radius:14px;white-space:nowrap}
.hd-stages .st.done{color:var(--green);background:var(--green-tint)}
.hd-stages .st.cur{color:#fff;background:var(--green)}
.hd-stages i{color:var(--gray-l);font-style:normal}
.hd-cols{display:grid;grid-template-columns:1.1fr 1fr 1.3fr;gap:10px;margin-bottom:12px}
.hd-card{background:var(--green-tint2);border:1px solid var(--line);border-radius:12px;padding:12px}
.hd-ct{font-size:12px;font-weight:700;margin-bottom:10px}
.hd-ct small{font-weight:500;color:var(--gray);font-size:10px}
.hd-progress{display:flex;justify-content:center}
.hd-check{list-style:none;font-size:10.5px;color:var(--gray);margin-top:8px;display:flex;flex-direction:column;gap:4px}
.hd-check li{padding-left:16px;position:relative}
.hd-check li::before{content:"○";position:absolute;left:0;color:var(--gray-l)}
.hd-check li.ok{color:var(--ink2)}
.hd-check li.ok::before{content:"✓";color:var(--green)}
.hd-kv{list-style:none;display:flex;flex-direction:column;gap:9px}
.hd-kv li{display:flex;justify-content:space-between;font-size:12px;color:var(--gray);border-bottom:1px dashed var(--line);padding-bottom:7px}
.hd-kv b{color:var(--ink)}
.hd-trend{width:100%;height:118px}
.hd-srv{display:grid;grid-template-columns:repeat(4,1fr);gap:10px}
.hd-srv-c{background:#fff;border:1px solid var(--line);border-radius:12px;padding:12px}
.hd-srv-c b{font-size:12.5px}
.hd-srv-c p{font-size:10.5px;color:var(--gray);margin:7px 0 10px;line-height:1.5}
.hd-av{display:inline-grid;place-items:center;width:18px;height:18px;border-radius:50%;background:var(--green);color:#fff;font-size:10px;vertical-align:middle;margin-right:3px}
.hd-btn{display:inline-block;font-size:11px;font-weight:600;color:#fff;background:var(--green);padding:5px 12px;border-radius:7px}
.hd-btn.ghost{color:var(--green-d);background:var(--green-tint);}

/* sections */
.section{padding:62px 0}
.section-tint{background:linear-gradient(180deg,var(--green-tint2),#fff)}
.sec-title{font-size:27px;font-weight:800;margin-bottom:34px}

/* flow */
.flow-row,.steps-row{display:flex;align-items:stretch;gap:8px}
.flow{flex:1;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px 18px;transition:transform .25s,box-shadow .25s,border-color .25s}
.flow:hover{transform:translateY(-5px);box-shadow:var(--shadow);border-color:var(--green-l)}
.flow-ic{width:50px;height:50px;border-radius:14px;background:var(--green-tint);display:grid;place-items:center;font-size:24px;margin-bottom:14px}
.flow h3{font-size:16.5px;font-weight:700;margin-bottom:8px}
.flow p{font-size:12.5px;color:var(--gray);line-height:1.9}
.flow-arr,.step-arr{align-self:center;color:var(--green-l);font-size:24px;font-style:normal;flex-shrink:0}

/* services */
.srv-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.srv{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:22px 20px;transition:transform .25s,box-shadow .25s,border-color .25s}
.srv:hover{transform:translateY(-5px);box-shadow:var(--shadow);border-color:var(--green-l)}
.srv-ic{width:48px;height:48px;border-radius:13px;background:var(--green-tint);display:grid;place-items:center;font-size:23px;margin-bottom:14px}
.srv h3{font-size:16px;font-weight:700;margin-bottom:8px}
.srv p{font-size:12.5px;color:var(--gray);line-height:1.9}

/* smart match */
.match{display:grid;grid-template-columns:0.85fr 1.15fr;gap:20px}
.match-form{background:#fff;border:1px solid var(--line);border-radius:16px;padding:22px;box-shadow:var(--shadow-sm)}
.mf-h{font-size:15px;font-weight:700;margin-bottom:16px;padding-left:12px;border-left:3px solid var(--green)}
.match-form label{display:block;font-size:12.5px;color:var(--gray);margin-bottom:13px}
.match-form input,.match-form select{display:block;width:100%;margin-top:6px;padding:9px 12px;border:1px solid var(--line);border-radius:9px;font-family:inherit;font-size:13px;color:var(--ink);background:var(--green-tint2)}
.match-form input:focus,.match-form select:focus{outline:none;border-color:var(--green-l)}
.mf-multi{font-size:12.5px;color:var(--gray);margin-bottom:16px}
.mf-chips{display:flex;flex-wrap:wrap;gap:8px;margin-top:10px}
.mf-chips span{font-size:12px;color:var(--ink2);background:var(--green-tint2);border:1px solid var(--line);padding:5px 12px;border-radius:16px;cursor:pointer;transition:all .2s}
.mf-chips span:hover{background:var(--green-tint);border-color:var(--green-l);color:var(--green-d)}
.match-reco{background:#fff;border:1px solid var(--line);border-radius:16px;padding:22px;box-shadow:var(--shadow-sm)}
.mr-tabs{display:flex;align-items:center;gap:8px;margin-bottom:16px;flex-wrap:wrap}
.mr-tabs b{font-size:15px;margin-right:6px}
.mr-tabs span{font-size:12.5px;color:var(--gray);padding:5px 12px;border-radius:14px;cursor:pointer}
.mr-tabs span.on{color:#fff;background:var(--green)}
.mr-cols{display:grid;grid-template-columns:1.4fr 1fr;gap:18px}
.mr-policy{display:flex;align-items:center;gap:12px;padding:13px;border:1px solid var(--line);border-radius:11px;margin-bottom:11px;transition:box-shadow .2s,border-color .2s}
.mr-policy:hover{box-shadow:var(--shadow-sm);border-color:var(--green-l)}
.mp-ic{width:38px;height:38px;border-radius:10px;display:grid;place-items:center;font-size:18px;flex-shrink:0}
.mp-b{flex:1;min-width:0}
.mp-b b{font-size:13.5px;display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.mp-match{font-size:10px;color:var(--green-d);background:var(--green-tint);padding:2px 7px;border-radius:8px;font-weight:600}
.mp-b p{font-size:11.5px;color:var(--gray);margin-top:4px}
.mp-link{font-size:11px;color:var(--green);font-weight:600;white-space:nowrap;border:1px solid var(--green-l);padding:5px 10px;border-radius:8px}
.mr-side{border-left:1px solid var(--line);padding-left:18px;display:flex;flex-direction:column;gap:14px}
.mr-rec{display:flex;align-items:center;gap:11px}
.mr-rec b{font-size:13px;display:block}
.mr-rec small{font-size:11px;color:var(--gray)}

/* space */
.space-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.space{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;transition:transform .25s,box-shadow .25s}
.space:hover{transform:translateY(-5px);box-shadow:var(--shadow)}
.space img{width:100%;height:120px;object-fit:cover}
.space-b{padding:16px}
.space-b h3{font-size:16px;font-weight:700;margin-bottom:8px}
.space-b p{font-size:12px;color:var(--gray);line-height:1.7}
.more{color:var(--green);font-size:12.5px;font-weight:600;display:inline-block;margin-top:10px}

/* tech */
.tech-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.tech{display:flex;gap:14px;align-items:center;background:#fff;border:1px solid var(--line);border-radius:14px;padding:18px 20px;transition:transform .25s,box-shadow .25s,border-color .25s}
.tech:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:var(--green-l)}
.tech-ic{width:46px;height:46px;border-radius:12px;background:var(--green-tint);display:grid;place-items:center;font-size:22px;flex-shrink:0}
.tech h3{font-size:15.5px;font-weight:700;margin-bottom:4px}
.tech p{font-size:12.5px;color:var(--gray)}

/* cases */
.case-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.case{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:22px;transition:transform .25s,box-shadow .25s}
.case:hover{transform:translateY(-5px);box-shadow:var(--shadow)}
.case-h{display:flex;align-items:center;gap:12px;margin-bottom:14px}
.case-logo{width:44px;height:44px;border-radius:12px;background:linear-gradient(135deg,var(--green-l),var(--green-d));color:#fff;display:grid;place-items:center;font-size:20px;font-weight:800;flex-shrink:0}
.case-h b{font-size:16px;display:flex;align-items:center;gap:8px}
.case-tag{font-size:10px;color:var(--green-d);background:var(--green-tint);padding:2px 8px;border-radius:8px;font-weight:600}
.case-h small{font-size:12px;color:var(--gray)}
.case-tip{font-size:12px;color:var(--gray);background:var(--green-tint2);border-radius:9px;padding:9px 12px;margin-bottom:16px}
.case-stats{display:flex;justify-content:space-between;text-align:center}
.case-stats b{font-size:21px;font-weight:800;display:block}
.case-stats em{font-size:11px;color:var(--gray);font-style:normal}

/* steps */
.step{flex:1;text-align:center;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px 16px;position:relative;transition:transform .25s,box-shadow .25s,border-color .25s}
.step:hover{transform:translateY(-5px);box-shadow:var(--shadow);border-color:var(--green-l)}
.step-no{position:absolute;top:12px;right:14px;font-size:13px;font-weight:800;color:var(--green-l)}
.step-ic{width:54px;height:54px;border-radius:50%;background:var(--green-tint);display:grid;place-items:center;font-size:25px;margin:0 auto 14px}
.step h3{font-size:16px;font-weight:700;margin-bottom:7px}
.step p{font-size:12.5px;color:var(--gray)}

/* footer */
.ftr{background:#16271d;color:#9aa6a0;padding:22px 0;text-align:center;font-size:13px}

/* reveal */
.reveal{opacity:0;transform:translateY(24px);transition:opacity .6s,transform .6s}
.reveal.in{opacity:1;transform:none}

@media(max-width:1000px){
  .hero-grid{grid-template-columns:1fr;gap:36px}.hero-title{font-size:38px}
  .flow-row,.steps-row{flex-direction:column}.flow-arr,.step-arr{transform:rotate(90deg)}
  .srv-grid,.space-grid{grid-template-columns:1fr 1fr}.tech-grid,.case-grid{grid-template-columns:1fr 1fr}
  .match{grid-template-columns:1fr}.hd-cols{grid-template-columns:1fr}.hdr-nav{display:none}
  .mr-cols{grid-template-columns:1fr}.mr-side{border-left:none;border-top:1px solid var(--line);padding-left:0;padding-top:16px}
}
@media(max-width:560px){
  .container{padding:0 18px}.hero-title{font-size:30px}
  .srv-grid,.space-grid,.tech-grid,.case-grid{grid-template-columns:1fr}.hd-srv{grid-template-columns:1fr 1fr}
}