:root{
  --bg:#141518; --panel:#1e2024; --dark:#212226; --light:#f6f5f2; --ink:#20232a;
  --muted:#8b8f96; --line:#e4e3de;
  --green:#2f9e6d; --green-b:#40b080; --green-d:#0a7a4f; --green-l:#57bd90;
  --blue:#5888e8; --orange:#d8a038;
  --cardline:#ecebe8; --serif:Georgia,'Times New Roman',serif;
  --sans:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:var(--sans);color:var(--ink);background:var(--light);line-height:1.6;-webkit-font-smoothing:antialiased;overflow-x:hidden}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
.wrap{max-width:1160px;margin:0 auto;padding:0 28px}
section{position:relative}

/* i18n */
.en{display:none}
body.lang-en .cn{display:none}
body.lang-en .en{display:inline}
body.lang-en .en.block{display:block}

/* nav */
.nav{position:sticky;top:0;z-index:50;background:rgba(20,21,24,.85);backdrop-filter:blur(10px);
  border-bottom:1px solid rgba(255,255,255,.07)}
.nav .wrap{display:flex;align-items:center;gap:24px;height:64px}
.brand{font-weight:800;color:#fff;font-size:18px;letter-spacing:.3px;white-space:nowrap}
.brand b{color:var(--green-b)}
.navlinks{display:flex;gap:26px;margin-left:12px}
.navlinks a{color:#c7cad0;font-size:15px;font-weight:600}
.navlinks a:hover{color:#fff}
.navspace{flex:1}
.langbtn{color:#c7cad0;font-size:14px;font-weight:700;border:1px solid rgba(255,255,255,.22);
  padding:6px 12px;border-radius:8px;cursor:pointer;background:none}
.langbtn:hover{color:#fff;border-color:#fff}
.btn{display:inline-block;font-weight:700;border-radius:10px;padding:11px 20px;cursor:pointer;font-size:15px;border:none}
.btn-green{background:var(--green);color:#fff}
.btn-green:hover{background:var(--green-d)}
.btn-ghost{background:transparent;color:#fff;border:1px solid rgba(255,255,255,.3)}
.btn-ghost:hover{border-color:#fff}
.btn-dark{background:var(--ink);color:#fff}
.btn-dark:hover{background:#000}

/* hero */
.hero{background:radial-gradient(1200px 600px at 78% 30%,rgba(47,158,109,.18),transparent 60%),var(--bg);color:#fff;overflow:hidden}
.hero .wrap{display:grid;grid-template-columns:1.05fr .95fr;gap:40px;align-items:center;padding:70px 28px 80px}
.eyebrow{display:inline-flex;align-items:center;gap:10px;color:var(--green-b);font-weight:700;
  letter-spacing:2px;font-size:14px;margin-bottom:18px}
.eyebrow::before{content:"";width:28px;height:2px;background:var(--green-b);border-radius:2px}
.hero h1{font-size:52px;line-height:1.12;font-weight:800;letter-spacing:.5px}
.hero .sub{margin-top:20px;font-size:19px;color:#b9bdc4;max-width:520px}
.hero .anchor{margin-top:14px;font-size:16px;color:var(--green-l);font-weight:700}
.hero .cta{margin-top:30px;display:flex;gap:14px;flex-wrap:wrap}
.mapwrap{position:relative}
.mapwrap .halo{position:absolute;inset:-6% -6%;background:radial-gradient(circle at 50% 45%,rgba(47,158,109,.28),transparent 62%);filter:blur(6px)}
.mapwrap img{position:relative;filter:drop-shadow(0 0 22px rgba(47,158,109,.35));animation:float 9s ease-in-out infinite}
.mapcap{position:relative;text-align:center;color:#9fb8ab;font-size:13px;margin-top:10px;letter-spacing:.5px}
@keyframes float{0%,100%{transform:translateY(0)}50%{transform:translateY(-12px)}}

/* generic section */
.band{padding:84px 0}
.band.dark{background:var(--dark);color:#fff}
.kicker{color:var(--green);font-weight:800;letter-spacing:2px;font-size:14px;margin-bottom:12px}
.dark .kicker{color:var(--green-b)}
h2.title{font-size:40px;font-weight:800;line-height:1.15;letter-spacing:.5px}
.lead{font-size:19px;color:#5b5f57;margin-top:16px;max-width:760px}
.dark .lead{color:#b9bdc4}

/* cards */
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:44px}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:24px;margin-top:36px}
.grid4{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:44px}
.card{background:#fff;border:1px solid var(--cardline);border-radius:18px;padding:30px;box-shadow:0 1px 3px rgba(0,0,0,.04)}
.card .tag{display:inline-block;font-size:13px;font-weight:800;color:#fff;border-radius:7px;padding:5px 12px;margin-bottom:16px}
.tag.g{background:var(--green)}.tag.b{background:var(--blue)}.tag.o{background:var(--orange)}
.card h3{font-size:23px;font-weight:800;margin-bottom:10px}
.card p{color:#5b5f57;font-size:16px}
.card ul{list-style:none;margin-top:12px}
.card li{font-size:15px;color:#5b5f57;padding-left:18px;position:relative;margin-top:7px}
.card li::before{content:"›";position:absolute;left:0;color:var(--green);font-weight:800}

/* steps */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:0;margin-top:46px;align-items:stretch}
.step{background:#fff;border:1px solid var(--cardline);border-radius:16px;padding:26px;position:relative}
.step .n{font-family:var(--serif);font-weight:700;font-size:34px;color:var(--green-d)}
.step h4{font-size:20px;font-weight:800;margin:8px 0 8px}
.step p{font-size:15px;color:#5b5f57}
.arrowline{display:flex;align-items:center;justify-content:center;color:#c2c2bd;font-size:26px}

/* stats */
.stats{display:grid;grid-template-columns:repeat(5,1fr);gap:18px;margin-top:44px}
.stat{text-align:center}
.stat .n{font-family:var(--serif);font-weight:700;font-size:42px;color:var(--green-b);line-height:1;white-space:nowrap}
.dark .stat .n{color:var(--green-l)}
.stat .l{font-size:15px;color:#b9bdc4;margin-top:10px}

/* product shots */
.shots{display:grid;grid-template-columns:1fr 1fr;gap:26px;margin-top:44px}
.shot{border-radius:16px;overflow:hidden;border:1px solid var(--cardline);box-shadow:0 12px 34px rgba(0,0,0,.12);background:#fff}
.shot .cap{padding:14px 18px;font-size:15px;color:#5b5f57;border-top:1px solid var(--cardline)}
.shot .cap b{color:var(--ink)}

/* logos */
.logos{display:flex;flex-wrap:wrap;gap:12px;margin-top:40px;justify-content:center}
.logo{padding:10px 20px;border:1px solid rgba(255,255,255,.16);border-radius:24px;font-size:16px;color:#e7e9ec;background:rgba(255,255,255,.03)}

/* pricing */
.prices{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-top:44px;align-items:stretch}
.price{background:#fff;border:1px solid var(--cardline);border-radius:18px;padding:28px 22px;display:flex;flex-direction:column}
.price.hot{border:2px solid var(--green);box-shadow:0 16px 40px rgba(47,158,109,.16);position:relative}
.price .star{position:absolute;top:-13px;left:50%;transform:translateX(-50%);background:var(--green);color:#fff;font-size:12px;font-weight:800;padding:4px 14px;border-radius:20px}
.price .pname{font-size:19px;font-weight:800}
.price .amt{font-family:var(--serif);font-weight:700;font-size:44px;color:var(--ink);margin-top:14px;line-height:1}
.price .amt small{font-size:15px;color:var(--muted);font-family:var(--sans);font-weight:600}
.price ul{list-style:none;margin:18px 0 22px}
.price li{font-size:14px;color:#5b5f57;padding:8px 0;border-bottom:1px dashed var(--line)}
.price li b{color:var(--ink)}
.price .buy{margin-top:auto}
.pricenote{margin-top:22px;font-size:13px;color:var(--muted);text-align:center}

/* two paths */
.paths{display:grid;grid-template-columns:1fr 1fr;gap:24px;margin-top:44px}
.path{border-radius:18px;padding:34px;color:#fff}
.path.a{background:linear-gradient(135deg,#0a7a4f,#2f9e6d)}
.path.b{background:#2a2a2f}
.path h3{font-size:26px;font-weight:800}
.path p{margin-top:10px;color:rgba(255,255,255,.85);font-size:16px}
.path .btn{margin-top:22px}

/* form */
.form{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:36px;max-width:760px}
.form input,.form select{width:100%;padding:13px 14px;border:1px solid var(--cardline);border-radius:10px;font-size:15px;font-family:inherit;background:#fff}
.form .full{grid-column:1/-1}

/* footer */
.footer{background:var(--bg);color:#9aa0a8;padding:44px 0;font-size:14px}
.footer .wrap{display:flex;justify-content:space-between;flex-wrap:wrap;gap:16px;align-items:center}
.footer .brand{font-size:16px}

/* reveal */
.reveal{opacity:0;transform:translateY(26px);transition:opacity .7s ease,transform .7s ease}
.reveal.in{opacity:1;transform:none}

@media(max-width:900px){
  .hero .wrap{grid-template-columns:1fr;padding:48px 24px 56px}
  .hero h1{font-size:38px}
  .navlinks{display:none}
  .nav .wrap{gap:10px}
  .brand{font-size:14px}
  .nav .btn{padding:9px 12px;font-size:13px}
  .langbtn{padding:6px 9px;font-size:13px}
  .grid3,.grid2,.grid4,.steps,.stats,.shots,.prices,.paths,.form,.brandwrap{grid-template-columns:1fr}
  .stats{grid-template-columns:repeat(2,1fr);gap:28px}
  .stat .n{font-size:34px}
  .arrowline{display:none}
  h2.title{font-size:30px}
  .wrap{padding:0 20px}
  .closecta h2{font-size:28px}
  .authority .wrap{flex-direction:column;align-items:flex-start}
  .authority .big{font-size:21px}
  .mini3{grid-template-columns:1fr 1fr}
  .miniStats{grid-template-columns:1fr}
  .bthumb{width:calc(50% - 7px)}
}

/* brand profile showcase */
.brandwrap{display:grid;grid-template-columns:1.25fr .75fr;gap:30px;margin-top:40px;align-items:center}
.brandshot{border-radius:16px;overflow:hidden;border:1px solid var(--cardline);box-shadow:0 14px 38px rgba(0,0,0,.14)}
.miniStats{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.mini{background:#fff;border:1px solid var(--cardline);border-radius:14px;padding:18px}
.mini .n{font-family:var(--serif);font-weight:700;font-size:26px;color:var(--green-d);line-height:1.1;white-space:nowrap}
.mini .l{font-size:14px;color:#5b5f57;margin-top:6px}
.actionpills{display:flex;gap:12px;flex-wrap:wrap;margin-top:22px}
.apill{display:inline-flex;align-items:center;gap:8px;background:#eef7f2;color:var(--green-d);font-weight:700;
  border-radius:22px;padding:9px 16px;font-size:15px;border:1px solid #d9ece2;cursor:pointer}
.apill:hover{background:#e2f1ea}

/* closing CTA */
.closecta{background:linear-gradient(135deg,#0a7a4f,#2f9e6d);color:#fff;text-align:center;border-radius:22px;padding:60px 30px}
.closecta h2{font-size:38px;font-weight:800}
.closecta p{margin-top:12px;color:rgba(255,255,255,.92);font-size:18px}
.closecta .btn{margin-top:28px;background:#fff;color:var(--green-d)}
.closecta .btn:hover{background:#eef0ec}

/* authority band */
.authority{background:linear-gradient(135deg,#0a7a4f,#2f9e6d);color:#fff;padding:46px 0}
.authority .wrap{display:flex;align-items:center;gap:34px;flex-wrap:wrap;justify-content:space-between}
.authority .big{font-size:26px;font-weight:800;max-width:640px;line-height:1.4}
.authority .big b{background:rgba(255,255,255,.20);padding:2px 8px;border-radius:6px}
.authsupport{display:flex;gap:30px;flex-wrap:wrap}
.authsupport div{font-size:14px;color:rgba(255,255,255,.9)}
.authsupport b{display:block;font-size:20px;font-weight:800;color:#fff;margin-bottom:2px}

/* brand thumbnail strip */
.brandstrip{display:flex;gap:14px;flex-wrap:wrap;margin-top:22px}
.bthumb{border:1px solid var(--cardline);border-radius:12px;overflow:hidden;width:150px;background:#fff;box-shadow:0 4px 14px rgba(0,0,0,.06);cursor:pointer;transition:border-color .2s,box-shadow .2s,transform .2s}
.bthumb:hover{transform:translateY(-2px)}
.bthumb.active{border-color:var(--green);box-shadow:0 0 0 2px rgba(47,158,109,.35)}
.bthumb img{width:100%;display:block}
.bthumb .cap{font-size:13px;color:#5b5f57;padding:8px 10px;font-weight:700}

/* pull quote */
.quote{border-left:4px solid var(--green);padding:4px 0 4px 18px;margin-top:22px;font-size:22px;font-weight:700;color:var(--ink);line-height:1.4}
.mini3{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:22px}
/* brand tabs */
.btabs{display:flex;gap:10px;flex-wrap:wrap;margin-top:22px}
.btab{padding:9px 18px;border-radius:22px;border:1px solid var(--cardline);background:#fff;color:#5b5f57;font-weight:700;font-size:15px;cursor:pointer;transition:all .18s;font-family:inherit}
.btab:hover{border-color:var(--green);color:var(--green-d)}
.btab.active{background:var(--green);color:#fff;border-color:var(--green)}