:root{
  --bg:#f6f7f9;--paper:#fff;--ink:#101828;--muted:#667085;--line:#e4e7ec;
  --blue:#2563eb;--blue2:#1d4ed8;--lime:#d9ff38;--dark:#0b0f17;
  --max:1240px;--r:20px;
}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--ink);
font-family:Inter,"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,sans-serif;
-webkit-font-smoothing:antialiased}a{text-decoration:none;color:inherit}
.container{width:min(var(--max),calc(100% - 48px));margin:auto}.mono{font-family:"DM Mono","SFMono-Regular",monospace}
.nav{height:72px;background:rgba(255,255,255,.92);backdrop-filter:blur(16px);border-bottom:1px solid var(--line);
position:sticky;top:0;z-index:50}.nav-inner{height:100%;display:flex;align-items:center;justify-content:space-between}
.logo{font-size:24px;font-weight:900;letter-spacing:-.05em}.logo-dot{color:var(--blue)}
.navlinks{display:flex;gap:34px;font-size:14px;font-weight:650;color:#344054}.navlinks a:hover{color:var(--blue)}
.navcta{background:var(--blue);color:white;padding:11px 18px;border-radius:10px;font-weight:700;font-size:13px}
.navcta:hover{background:var(--blue2)}.hamb{display:none;border:0;background:none;font-size:28px}
.hero{padding:clamp(80px,11vw,145px) 0 90px;overflow:hidden}.eyebrow{font:600 11px/1.2 "DM Mono","SFMono-Regular",monospace;
letter-spacing:.16em;color:#667085;text-transform:uppercase}.hero h1{font-size:clamp(50px,7.4vw,94px);line-height:.98;letter-spacing:-.065em;
margin:24px 0 28px;max-width:980px}.hero h1 em{font-style:normal;text-decoration:underline;text-decoration-thickness:5px;
text-decoration-color:var(--lime);text-underline-offset:10px}.hero p{font-size:19px;line-height:1.75;color:#475467;max-width:690px;margin:0}
.actions{display:flex;gap:12px;margin-top:34px}.btn{display:inline-flex;align-items:center;justify-content:center;padding:14px 20px;
border-radius:11px;font-size:14px;font-weight:750;border:1px solid #111}.btn.dark{background:#111827;color:#fff;border-color:#111827}
.btn.light{background:#fff;border-color:#d0d5dd}.btn:hover{transform:translateY(-1px)}.signal{margin-top:80px;color:#98a2b3;font-size:11px}
.signal:before{content:"";display:inline-block;width:7px;height:7px;border-radius:50%;background:#84cc16;margin-right:9px}
.section{padding:105px 0}.section.alt{background:#fff}.section-head{display:flex;justify-content:space-between;gap:50px;align-items:flex-end;margin-bottom:44px}
.section h2{font-size:clamp(38px,5vw,66px);line-height:1;letter-spacing:-.055em;margin:12px 0 0}.section-head>p{max-width:390px;color:var(--muted);line-height:1.75;margin:0}
.business-grid{display:grid;grid-template-columns:1fr 1fr;gap:2px;background:#111827;border-radius:20px;overflow:hidden}
.business{min-height:340px;padding:34px;background:#fff;display:flex;flex-direction:column;transition:.2s}
.business:hover{transform:translateY(-4px)}.business.x{background:#eef5d7}.business.y{background:#eaf0f4}.business.z{background:#f1e9e1}.business.u{background:#f7f7f7}
.business-mark{font:700 50px/1 "DM Mono";letter-spacing:-.08em}.business-meta{margin-top:17px;font:600 11px "DM Mono";letter-spacing:.12em;color:#667085}
.business h3{font-size:26px;line-height:1.25;letter-spacing:-.025em;max-width:580px;margin:17px 0 8px}.business p{color:#667085;line-height:1.65;margin:0;max-width:600px}.business i{font-style:normal;font-size:13px;font-weight:800;margin-top:auto;padding-top:25px}
.dark{background:var(--dark);color:#f8fafc}.dark .eyebrow{color:#98a2b3}.dark .section-head>p{color:#98a2b3}
.steps{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid #2d3440}.step{padding:27px 25px 18px 0;border-right:1px solid #2d3440;min-height:205px}
.step:last-child{border-right:0}.step strong{font:500 12px "DM Mono";color:#98a2b3}.step h3{font-size:25px;margin:48px 0 8px}.step p{color:#98a2b3;line-height:1.6;margin:0}
.metrics{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.metric{padding:34px 25px 34px 0;border-right:1px solid var(--line)}.metric:last-child{border-right:0}.metric b{font-size:42px;letter-spacing:-.06em}.metric span{display:block;color:var(--muted);font-size:13px;margin-top:6px}
.insights{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.insight{background:#fff;border:1px solid var(--line);border-radius:16px;padding:24px;min-height:230px;display:flex;flex-direction:column}
.insight small{font:600 10px "DM Mono";color:#98a2b3}.insight h3{font-size:20px;line-height:1.4;margin:20px 0}.insight a{font-size:13px;font-weight:750;margin-top:auto}
.contact{padding:105px 0;background:var(--lime)}.contact h2{font-size:clamp(44px,7vw,88px);line-height:.96;letter-spacing:-.065em;max-width:900px;margin:18px 0 30px}.contact p{margin:0 0 30px;color:#344054}
footer{background:#111827;color:#98a2b3;padding:28px 0;font:11px "DM Mono"}.footer-row{display:flex;justify-content:space-between;gap:20px}
.subhero{padding:100px 0 65px;background:#fff}.subhero h1{font-size:clamp(52px,7vw,88px);line-height:.95;letter-spacing:-.065em;margin:22px 0}.subhero p{font-size:20px;line-height:1.7;color:#667085;max-width:720px}
.feature-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}.feature{padding:28px;background:#fff;border:1px solid var(--line);border-radius:18px;min-height:220px}.feature b{font:500 12px "DM Mono";color:#98a2b3}.feature h3{font-size:24px;margin:35px 0 10px}.feature p{color:#667085;line-height:1.65;margin:0}
.feed{display:grid;grid-template-columns:1.5fr 1fr;gap:18px}.feed-main,.feed-card{background:#fff;border:1px solid var(--line);border-radius:18px;padding:30px}.feed-main h2{font-size:34px;line-height:1.15;letter-spacing:-.04em;margin:18px 0}.feed-main p,.feed-card p{color:#667085;line-height:1.7}.feed-list{display:grid;gap:12px}.feed-card h3{font-size:18px;line-height:1.4;margin:15px 0}.tag{display:inline-block;padding:6px 9px;border-radius:99px;background:#f2f4f7;font:600 10px "DM Mono";color:#667085}
@media(max-width:800px){
 .container{width:min(100% - 32px,var(--max))}.nav{height:64px}.navlinks,.navcta{display:none}.hamb{display:block}
 .hero{padding:72px 0 65px}.hero h1{font-size:clamp(46px,14vw,70px);line-height:1.02}.hero p{font-size:17px}.signal{margin-top:55px}
 .section{padding:72px 0}.section-head{display:block;margin-bottom:30px}.section-head>p{margin-top:22px}
 .business-grid,.feature-grid,.feed{grid-template-columns:1fr}.business{min-height:285px}.metrics{grid-template-columns:1fr 1fr}.metric{border-bottom:1px solid var(--line);padding:24px 15px 24px 0}.metric:nth-child(2){border-right:0}
 .steps{grid-template-columns:1fr}.step{border-right:0;border-bottom:1px solid #2d3440}.step:last-child{border-bottom:0}.insights{grid-template-columns:1fr}
 .subhero{padding:70px 0 45px}.subhero h1{font-size:clamp(48px,14vw,70px)}.subhero p{font-size:17px}.footer-row{display:block}.footer-row div+div{margin-top:10px}
}

.lang-switch{display:inline-flex;align-items:center;gap:2px;padding:3px;border:1px solid var(--line);border-radius:10px;background:#fff}
.lang-switch button{border:0;background:transparent;padding:6px 8px;border-radius:7px;font:700 11px "DM Mono";color:#667085;cursor:pointer}
.lang-switch button.active{background:#111827;color:#fff}
@media(max-width:800px){.lang-switch{margin-left:auto;margin-right:10px}.lang-switch button{padding:5px 7px}}

/* V4 responsive/global UX */
:root{--max:1240px}
html{scroll-behavior:smooth}
body{overflow-x:hidden}
.nav{gap:18px}
.lang-switch{flex:0 0 auto}
.mobile-menu{display:none}
@media(max-width:800px){
  .nav{height:64px;padding:0 18px;gap:8px}
  .navlinks{display:none}
  .navcta{display:none}
  .mobile-menu{display:flex;align-items:center;justify-content:center;width:40px;height:40px;border:1px solid var(--line);border-radius:10px;background:#fff;font-size:20px;cursor:pointer}
  .hero{min-height:auto;padding:72px 20px 48px}
  .hero h1{font-size:clamp(42px,12vw,66px);line-height:.98;letter-spacing:-.055em}
  .hero p{font-size:17px;line-height:1.7;max-width:36em}
  .hero-actions{display:grid;grid-template-columns:1fr 1fr;gap:10px}
  .hero-actions a{width:100%;text-align:center}
  .hero-signal{margin-top:34px;padding-top:18px;font-size:10px;line-height:1.6}
  .section{padding:64px 20px}
  .section-head{display:block;margin-bottom:30px}
  .section-head h2{font-size:clamp(34px,9vw,50px);margin-top:10px}
  .direction-grid{grid-template-columns:1fr;gap:12px}
  .direction-card{padding:24px;min-height:0}
  .direction-card h3{font-size:28px}
  .direction-card p{font-size:15px;line-height:1.65}
  .stats{grid-template-columns:1fr 1fr;gap:12px}
  .stat{padding:18px}
  .stat strong{font-size:28px}
  .method-grid{grid-template-columns:1fr;gap:10px}
  .method-item{padding:20px}
  .insight-grid{grid-template-columns:1fr;gap:10px}
  .contact{padding:28px 22px}
  .footer{padding:30px 20px}
  .lang-switch button{font-size:10px}
}
@media(max-width:430px){
  .hero-actions{grid-template-columns:1fr}
  .hero{padding-top:56px}
  .stats{grid-template-columns:1fr 1fr}
  .stat small{font-size:10px}
}

.mobile-menu-panel{display:none}
.mobile-menu-panel.open{display:flex;position:absolute;top:64px;left:0;right:0;z-index:50;padding:12px 18px 18px;background:#fff;border-bottom:1px solid var(--line);box-shadow:0 12px 30px rgba(16,24,40,.08);flex-direction:column}
.mobile-menu-panel a{padding:14px 4px;text-decoration:none;color:#111827;font-weight:700;border-bottom:1px solid #eef1f5}