:root{
  --green:#0E3E31;--green-2:#155240;--green-soft:#E8F1EC;--mint:#F1F6F2;
  --gold:#D9A12B;--gold-2:#EBC15F;--gold-soft:#FBF3E0;
  --paper:#FAF9F5;--line:#E6E8E1;--text:#1B2533;--muted:#5F6B66;
  --radius:18px;--shadow:0 10px 30px rgba(14,62,49,.08);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:#fff;color:var(--text);font-family:Inter,"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,sans-serif;font-size:16px;line-height:1.7;-webkit-font-smoothing:antialiased}
body.zh{line-height:1.8}
img{max-width:100%;display:block}
a{color:var(--green)}
.h-font,h1,h2,h3{font-family:"Space Grotesk",Inter,"PingFang SC","Microsoft YaHei",sans-serif;color:var(--green);letter-spacing:-.01em}
.wrap{max-width:1160px;margin:0 auto;padding:0 24px}
section{padding:104px 0}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:600;letter-spacing:.12em;text-transform:uppercase;color:#8A6A1F;margin:0 0 14px}
.eyebrow::before{content:"";width:22px;height:2px;background:var(--gold);border-radius:2px}
h2{font-size:clamp(28px,3.4vw,40px);line-height:1.2;margin:0 0 12px}
.lead{color:var(--muted);font-size:17px;max-width:560px;margin:0}
.btn{display:inline-flex;align-items:center;gap:8px;text-decoration:none;font-weight:600;font-size:15px;padding:13px 22px;border-radius:12px;border:1.5px solid transparent;transition:transform .2s,box-shadow .2s,background .2s;cursor:pointer;font-family:inherit}
.btn:hover{transform:translateY(-2px)}
.btn-gold{background:var(--gold);color:var(--green)}.btn-gold:hover{box-shadow:0 8px 20px rgba(217,161,43,.35)}
.btn-green{background:var(--green);color:#fff}.btn-green:hover{background:var(--green-2)}
.btn-line{background:#fff;color:var(--green);border-color:#CFD8D1}.btn-line:hover{border-color:var(--green)}
.btn-sm{padding:9px 16px;font-size:14px;border-radius:10px}

/* header */
.top{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.88);backdrop-filter:saturate(1.4) blur(12px);-webkit-backdrop-filter:saturate(1.4) blur(12px);border-bottom:1px solid transparent;transition:border-color .2s}
.top.scrolled{border-bottom-color:var(--line)}
.top .wrap{display:flex;align-items:center;justify-content:space-between;gap:20px;height:72px}
.logo img{height:44px;width:auto}
.nav{display:flex;gap:28px;font-size:15px}
.nav a{text-decoration:none;color:var(--text);font-weight:500;opacity:.8}.nav a:hover{opacity:1;color:var(--green)}
.actions{display:flex;align-items:center;gap:10px}
.lang{display:flex;border:1px solid var(--line);border-radius:10px;overflow:hidden;font-size:13px;font-weight:600}
.lang a,.lang span{padding:7px 11px;text-decoration:none;color:var(--green)}
.lang span{background:var(--green);color:#fff}

/* hero */
.hero{position:relative;overflow:hidden;background:linear-gradient(180deg,#fff 0%,var(--paper) 100%);padding:88px 0 96px}
.hero .wrap{display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center}
.hero h1{font-size:clamp(38px,5.2vw,62px);line-height:1.08;margin:0 0 20px;letter-spacing:-.025em}
body.zh .hero h1{line-height:1.2;letter-spacing:0}
.hero h1 em{font-style:normal;color:var(--gold)}
.hero .sub{font-size:19px;color:var(--muted);margin:0 0 32px;max-width:520px}
.hero .ctas{display:flex;flex-wrap:wrap;gap:12px}
.hero .trust{display:flex;flex-wrap:wrap;gap:8px 22px;margin-top:36px;font-size:14px;color:var(--muted)}
.hero .trust b{color:var(--green);font-weight:600}
.blob{position:absolute;border-radius:50%;filter:blur(60px);opacity:.55;pointer-events:none}
.blob.a{width:420px;height:420px;background:#E3F0E7;right:-120px;top:-120px}
.blob.b{width:300px;height:300px;background:#FBEFD2;left:-100px;bottom:-140px}
.art{position:relative}
.art svg{width:100%;height:auto;overflow:visible}
.float-card{position:absolute;background:#fff;border:1px solid var(--line);border-radius:14px;box-shadow:var(--shadow);padding:10px 14px;font-size:13.5px;font-weight:600;color:var(--green);display:flex;align-items:center;gap:8px;white-space:nowrap;animation:float 6s ease-in-out infinite}
.float-card i{width:22px;height:22px;border-radius:50%;background:var(--green-soft);display:grid;place-items:center;font-style:normal;font-size:12px}
.float-card.c1{left:2%;top:8%}
.float-card.c2{right:0;top:44%;animation-delay:-2s}
.float-card.c3{left:12%;bottom:4%;animation-delay:-4s}
@keyframes float{0%,100%{transform:translateY(0)}50%{transform:translateY(-10px)}}
.route{stroke-dasharray:6 8;animation:dash 1.6s linear infinite}
@keyframes dash{to{stroke-dashoffset:-28}}
.pulse{transform-origin:center;transform-box:fill-box;animation:pulse 2.4s ease-out infinite}
@keyframes pulse{0%{transform:scale(.6);opacity:.7}100%{transform:scale(2.2);opacity:0}}

/* stats */
.stats{padding:0;background:var(--paper)}
.stats .wrap{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;transform:translateY(-36px)}
.stat{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px 28px;box-shadow:var(--shadow)}
.stat b{display:block;font-family:"Space Grotesk",Inter,sans-serif;font-size:40px;line-height:1.1;color:var(--green)}
.stat span{font-size:14px;color:var(--muted)}

/* section heads */
.head{display:flex;justify-content:space-between;align-items:flex-end;gap:24px;flex-wrap:wrap;margin-bottom:48px}

/* services */
.svc-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.svc{position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:28px;transition:transform .25s,box-shadow .25s,border-color .25s}
.svc:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:#D5DFD8}
.svc .ico{width:48px;height:48px;border-radius:14px;background:var(--green-soft);display:grid;place-items:center;margin-bottom:18px;color:var(--green)}
.svc .ico svg{width:24px;height:24px}
.svc .no{position:absolute;top:24px;right:26px;font-family:"Space Grotesk",sans-serif;font-weight:700;color:#E2E7E2;font-size:28px}
.svc h3{font-size:19px;margin:0 0 6px}
.svc p{margin:0 0 16px;color:var(--muted);font-size:14.5px}
.tags{display:flex;flex-wrap:wrap;gap:6px;list-style:none;margin:0;padding:0}
.tags li{font-size:12.5px;background:var(--paper);border:1px solid var(--line);border-radius:999px;padding:4px 10px;color:#3B4A44}

/* who */
.who{background:var(--paper)}
.who-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.who-card{background:#fff;border-radius:var(--radius);padding:28px;border:1px solid var(--line)}
.who-card .tag{display:inline-block;font-size:12px;font-weight:700;color:#8A6A1F;background:var(--gold-soft);border-radius:999px;padding:3px 10px;margin-bottom:12px}
.who-card h3{font-size:18px;margin:0 0 8px}
.who-card p{margin:0;color:var(--muted);font-size:14.5px}
.who-card .rec{margin-top:14px;font-size:13px;color:var(--green);font-weight:600}

/* steps */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;position:relative;counter-reset:s}
.steps::before{content:"";position:absolute;left:8%;right:8%;top:26px;height:2px;background:repeating-linear-gradient(90deg,#D3DCD5 0 8px,transparent 8px 16px)}
.step{position:relative;text-align:center;padding:0 8px}
.step .n{width:54px;height:54px;border-radius:50%;margin:0 auto 18px;background:#fff;border:2px solid var(--green);display:grid;place-items:center;font-family:"Space Grotesk",sans-serif;font-weight:700;font-size:20px;color:var(--green);position:relative;z-index:1;transition:background .3s,color .3s}
.step:hover .n{background:var(--green);color:#fff}
.step h3{font-size:17px;margin:0 0 6px}
.step p{margin:0;font-size:14.5px;color:var(--muted)}
.note{margin:40px auto 0;max-width:760px;text-align:center;font-size:12.5px;color:#89938E}

/* fulfilment */
.ff{background:var(--green);color:#E6EFEA;position:relative;overflow:hidden}
.ff h2{color:#fff}
.ff .eyebrow{color:var(--gold-2)}
.ff .wrap{display:grid;grid-template-columns:.9fr 1.1fr;gap:56px;align-items:center}
.ff p{color:#C9D9D1}
.ff ul{list-style:none;padding:0;margin:22px 0 28px;display:grid;grid-template-columns:1fr 1fr;gap:10px 18px;font-size:15px}
.ff li{display:flex;gap:8px;align-items:center}
.ff li::before{content:"";width:8px;height:8px;border-radius:50%;background:var(--gold-2);flex:none}
.ff .btn-line{background:transparent;color:#fff;border-color:#4F7E6B}
.shots{position:relative;height:420px}
.shots figure{position:absolute;margin:0;border-radius:14px;overflow:hidden;box-shadow:0 24px 60px rgba(0,0,0,.35);border:1px solid rgba(255,255,255,.15);background:#fff;cursor:zoom-in;transition:transform .4s}
.shots figure:nth-child(1){width:78%;left:0;top:0;transform:rotate(-2deg)}
.shots figure:nth-child(2){width:72%;right:0;bottom:0;transform:rotate(2.5deg)}
.shots figure:hover{transform:rotate(0) scale(1.03);z-index:2}
.shots figcaption{position:absolute;left:10px;bottom:10px;background:rgba(14,62,49,.85);color:#fff;font-size:12px;padding:4px 10px;border-radius:8px}
.platforms{display:flex;flex-wrap:wrap;gap:8px;margin-top:6px}
.platforms span{font-size:12.5px;border:1px solid #3F6E5B;border-radius:999px;padding:3px 10px;color:#DCE8E1}

/* faq */
.faq-list{max-width:820px}
.faq-list details{border-bottom:1px solid var(--line);padding:4px 0}
.faq-list summary{list-style:none;cursor:pointer;padding:18px 40px 18px 0;font-weight:600;font-size:16.5px;color:var(--green);position:relative}
.faq-list summary::-webkit-details-marker{display:none}
.faq-list summary::after{content:"+";position:absolute;right:6px;top:12px;font-size:24px;font-weight:400;color:var(--gold);transition:transform .25s}
.faq-list details[open] summary::after{transform:rotate(45deg)}
.faq-list details p{margin:0 0 20px;color:var(--muted);font-size:15px}
.faq-wrap{display:grid;grid-template-columns:.7fr 1.3fr;gap:48px}

/* guides */
.guides{background:var(--paper);padding:80px 0}
.pills{display:flex;flex-wrap:wrap;gap:10px}
.pills a{background:#fff;border:1px solid var(--line);border-radius:999px;padding:10px 18px;text-decoration:none;font-size:14.5px;color:var(--green);transition:border-color .2s,transform .2s}
.pills a:hover{border-color:var(--gold);transform:translateY(-2px)}

/* contact */
.forms{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.forms form{background:var(--paper);border-radius:22px;padding:32px;display:flex;flex-direction:column;gap:14px;border:1px solid var(--line)}
.forms form.alt{background:#fff;border:1.5px solid var(--green)}
.forms h3{font-size:21px;margin:0}
.forms .desc{margin:0;color:var(--muted);font-size:14.5px}
.forms .mail{margin:0 0 6px;font-size:14px}
.forms label{display:flex;flex-direction:column;gap:6px;font-size:13.5px;font-weight:600;color:var(--green)}
.forms input,.forms select{font:inherit;font-weight:400;color:var(--text);border:1px solid #D6DCD3;border-radius:10px;padding:12px 14px;background:#fff}
.forms input:focus,.forms select:focus{outline:none;border-color:var(--gold);box-shadow:0 0 0 3px rgba(217,161,43,.2)}
.forms button{margin-top:6px;justify-content:center}
.hp{position:absolute;left:-9999px}

/* footer */
footer{background:#0A2E24;color:#BFD0C7;padding:64px 0 32px;font-size:14.5px}
footer .cols{display:grid;grid-template-columns:1.3fr 1fr 1fr;gap:40px}
footer b{color:#fff;font-family:"Space Grotesk",sans-serif;font-size:20px}
footer h4{margin:0 0 10px;color:#fff;font-size:15px}
footer a{color:var(--gold-2);text-decoration:none;font-weight:600}
footer p{margin:0 0 6px}
footer .copy{border-top:1px solid #1F4A3C;margin-top:40px;padding-top:20px;font-size:13px;color:#86A396}

/* lightbox */
#lb{position:fixed;inset:0;z-index:1000;background:rgba(5,20,15,.92);display:none;align-items:center;justify-content:center;padding:24px;cursor:zoom-out}
#lb.open{display:flex}
#lb img{max-width:100%;max-height:100%;border-radius:8px}
#lb button{position:absolute;top:16px;right:16px;width:44px;height:44px;border-radius:22px;border:0;background:#fff;color:var(--green);font-size:22px;cursor:pointer}

/* reveal */
.js .rv{opacity:0;transform:translateY(24px);transition:opacity .7s ease,transform .7s ease}
.js .rv.in{opacity:1;transform:none}
.rv.d1{transition-delay:.08s}.rv.d2{transition-delay:.16s}.rv.d3{transition-delay:.24s}.rv.d4{transition-delay:.32s}.rv.d5{transition-delay:.4s}
@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}.rv{opacity:1;transform:none}html{scroll-behavior:auto}}

/* responsive */
@media (max-width:1000px){
  .nav{display:none}
  .hero .wrap,.ff .wrap,.faq-wrap{grid-template-columns:1fr}
  .art{max-width:520px;margin:0 auto;width:100%}
  .svc-grid,.who-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:680px){
  .wrap{padding:0 16px}
  section{padding:72px 0}
  .hero{padding:48px 0 72px}
  .top .wrap{height:64px}
  .logo img{height:36px}
  .actions .btn-gold{display:none}
  .svc-grid,.who-grid,.forms,footer .cols{grid-template-columns:1fr}
  .stats .wrap{grid-template-columns:repeat(3,1fr);gap:8px}.stat{padding:14px 10px;text-align:center}.stat b{font-size:24px}.stat span{font-size:11.5px;line-height:1.4;display:block}
  .steps{grid-template-columns:1fr 1fr;row-gap:36px}.steps::before{display:none}
  .shots{height:300px}
  .ff ul{grid-template-columns:1fr}
  .float-card{font-size:12px;padding:8px 10px}
}