:root{
  --ink:#1F1A3A;--muted:#625D7A;--line:#EEEAF6;--bg-alt:#FBF9FF;
  --coral:#F58A5E;--orange:#F5A33A;--magenta:#E2688F;--violet:#8069F0;--teal:#2DB5A5;--yellow:#F5C451;--blue:#4FA7E6;
  --grad:linear-gradient(100deg,#F58A5E 0%,#E2688F 50%,#8069F0 100%);
  --radius:16px}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:Inter,-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue","PingFang SC","Microsoft YaHei",Arial,sans-serif;color:var(--ink);background:#fff;line-height:1.6;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
.wrap{max-width:1180px;margin:0 auto;padding:0 32px}
svg{display:block}
.grad{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
/* nav */
.nav{position:sticky;top:0;z-index:10;background:rgba(255,255,255,.9);backdrop-filter:blur(10px)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;height:76px;gap:24px}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:20px;color:var(--ink)}
.mark{background:var(--grad);color:#fff;font-weight:800;font-size:14px;letter-spacing:.5px;border-radius:10px;padding:7px 9px}
.links{display:flex;gap:28px;font-size:15px;font-weight:500;color:#3a3456}
.links a:hover{color:var(--magenta)}
.nav-actions{display:flex;align-items:center;gap:12px}
.lang{border:1px solid var(--line);background:#fff;border-radius:999px;padding:7px 14px;font:inherit;font-size:14px;color:var(--ink);cursor:pointer}
.lang:hover{border-color:var(--violet);color:var(--violet)}
.btn{display:inline-flex;align-items:center;justify-content:center;border-radius:999px;padding:14px 28px;font-weight:700;font-size:16px;border:0;cursor:pointer;font-family:inherit;transition:.2s}
.btn-sm{padding:10px 20px;font-size:15px}
.btn-primary{background:var(--grad);color:#fff;box-shadow:0 10px 24px rgba(226,104,143,.22)}
.btn-primary:hover{transform:translateY(-1px);box-shadow:0 14px 30px rgba(226,104,143,.28)}
.btn-ghost{background:#fff;color:var(--ink);box-shadow:inset 0 0 0 1.5px #E2DCF2}
.btn-ghost:hover{box-shadow:inset 0 0 0 1.5px var(--violet);color:var(--violet)}
/* hero */
.hero{position:relative;background:#fff;padding:60px 0 20px;text-align:center;overflow:hidden}
.hero-inner{position:relative;z-index:1}
.blob{position:absolute;border-radius:50%;filter:blur(70px);opacity:.28;z-index:0}
.b1{width:420px;height:420px;background:var(--yellow);top:-120px;left:-80px}
.b2{width:460px;height:460px;background:var(--magenta);top:-160px;right:-120px;opacity:.18}
.b3{width:380px;height:380px;background:var(--teal);bottom:-120px;left:38%;opacity:.16}
.eyebrow{display:inline-block;font-size:14px;font-weight:700;color:var(--magenta);background:#FCEFF3;border-radius:999px;padding:6px 16px;margin-bottom:22px}
.hero h1{font-size:54px;line-height:1.12;letter-spacing:-.025em;font-weight:800;max-width:980px;margin:0 auto}
.hero .sub{font-size:19px;color:var(--muted);max-width:780px;margin:22px auto 0}
.trust{list-style:none;display:flex;justify-content:center;flex-wrap:wrap;gap:14px 36px;max-width:1120px;margin:36px auto 0;font-size:16px;font-weight:500;color:#3a3456}
.trust li{display:flex;align-items:center;gap:9px}
.ck{width:22px;height:22px;border-radius:50%;flex:none;position:relative}
.ck:after{content:"";position:absolute;left:7px;top:4px;width:6px;height:10px;border:solid #fff;border-width:0 2.4px 2.4px 0;transform:rotate(45deg)}
.c1{background:var(--coral)}.c2{background:var(--magenta)}.c3{background:var(--violet)}.c4{background:var(--teal)}
.cta-row{display:flex;gap:14px;justify-content:center;margin-top:34px}
.hero-art{position:relative;z-index:1;max-width:1200px;margin:20px auto 0;padding:0 16px}
.hero-art svg{width:100%;height:auto}
/* sections */
.section{padding:96px 0}
.section.alt{background:var(--bg-alt)}
.sec-head{text-align:center;max-width:800px;margin:0 auto 56px}
.kicker{display:inline-block;font-size:13px;font-weight:800;text-transform:uppercase;letter-spacing:.12em;margin-bottom:14px;padding:5px 12px;border-radius:999px}
.k-coral{color:#D46A42;background:#FEF1EA}.k-teal{color:#0B9C8C;background:#E4F8F5}.k-violet{color:var(--violet);background:#F0ECFF}
.k-magenta{color:#C2537A;background:#FCECF1}.k-yellow{color:#B57F00;background:#FFF6DA}.k-light{color:#fff;background:rgba(255,255,255,.18)}
h2{font-size:40px;line-height:1.2;letter-spacing:-.02em;font-weight:800}
.zh-sub{color:var(--muted);font-size:16px;margin-top:10px}
.zh-sub.light{color:rgba(255,255,255,.8)}
body.is-zh .zh-sub{display:none}
.lead{color:var(--muted);font-size:18px;margin-top:18px}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:36px;transition:.2s;position:relative;overflow:hidden}
.card:hover{box-shadow:0 20px 44px rgba(128,105,240,.10);transform:translateY(-3px)}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.svc-card:before{content:"";position:absolute;left:0;right:0;top:0;height:6px}
.svc-card.ads:before{background:linear-gradient(90deg,var(--yellow),var(--coral),var(--magenta))}
.svc-card.cloud:before{background:linear-gradient(90deg,var(--teal),var(--blue),var(--violet))}
.tag{position:absolute;top:28px;right:28px;font-size:12px;font-weight:800;text-transform:uppercase;letter-spacing:.1em;color:#D46A42;background:#FEF1EA;padding:4px 10px;border-radius:999px}
.tag.t-violet{color:var(--violet);background:#F0ECFF}
.icon{width:56px;height:56px;border-radius:16px;display:grid;place-items:center;margin-bottom:22px}
.icon svg{width:28px;height:28px;fill:none;stroke:#fff;stroke-width:1.9;stroke-linecap:round;stroke-linejoin:round}
.i-coral{background:linear-gradient(135deg,var(--yellow),var(--coral),var(--magenta))}
.i-violet{background:linear-gradient(135deg,var(--teal),var(--blue),var(--violet))}
.card h3,.steps h3,.why h3{font-size:21px;font-weight:800;margin-bottom:10px}
.card p,.steps p,.why p{color:var(--muted);font-size:16px}
.ticks{list-style:none;margin-top:20px;display:grid;gap:10px}
.ticks li{position:relative;padding-left:30px;font-weight:500}
.ticks li:before{content:"";position:absolute;left:0;top:3px;width:20px;height:20px;border-radius:50%}
.ticks li:after{content:"";position:absolute;left:7px;top:6px;width:5px;height:9px;border:solid #fff;border-width:0 2.2px 2.2px 0;transform:rotate(45deg)}
.ads .ticks li:before{background:var(--coral)}
.cloud .ticks li:before{background:var(--violet)}
/* platforms */
.plat-groups{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.plat-group{background:#fff;border-radius:var(--radius);padding:34px;border:1px solid var(--line)}
.pg-ads{background:linear-gradient(135deg,#FFF7EC,#FCEFF3)}
.pg-cloud{background:linear-gradient(135deg,#EAFBF8,#F1EDFF)}
.plat-group h4{font-size:14px;text-transform:uppercase;letter-spacing:.1em;color:var(--muted);margin-bottom:20px;font-weight:800}
.chips{display:flex;flex-wrap:wrap;gap:12px}
.chip{border-radius:999px;padding:12px 22px;font-weight:700;font-size:17px;background:#fff;box-shadow:0 6px 16px rgba(31,26,58,.06);display:inline-flex;align-items:center;gap:10px}
.chip:before{content:"";width:10px;height:10px;border-radius:50%}
.ch-magenta:before{background:var(--magenta)}.ch-coral:before{background:var(--coral)}.ch-yellow:before{background:var(--yellow)}
.ch-violet:before{background:var(--violet)}.ch-teal:before{background:var(--teal)}.ch-blue:before{background:var(--blue)}
/* steps */
.steps{list-style:none;display:grid;grid-template-columns:repeat(4,1fr);gap:24px;position:relative}
.steps:before{content:"";position:absolute;top:27px;left:12%;right:12%;height:4px;border-radius:4px;background:linear-gradient(90deg,var(--yellow),var(--coral),var(--magenta),var(--violet),var(--teal));opacity:.35}
.steps li{position:relative;text-align:center;padding:0 8px}
.num{display:grid;place-items:center;width:56px;height:56px;border-radius:50%;color:#fff;font-weight:800;font-size:20px;margin:0 auto 20px;box-shadow:0 0 0 8px #fff}
.s1 .num{background:var(--coral)}.s2 .num{background:var(--magenta)}.s3 .num{background:var(--violet)}.s4 .num{background:var(--teal)}
/* clients */
.ind-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:18px}
.ind{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px 12px;text-align:center;font-weight:700;display:grid;justify-items:center;gap:14px;transition:.2s}
.ind:hover{transform:translateY(-3px);box-shadow:0 16px 34px rgba(31,26,58,.08)}
.ind svg{width:52px;height:52px;padding:12px;border-radius:14px;fill:none;stroke:#fff;stroke-width:1.9;stroke-linecap:round;stroke-linejoin:round}
.c-coral svg{background:var(--coral)}.c-magenta svg{background:var(--magenta)}.c-violet svg{background:var(--violet)}
.c-teal svg{background:var(--teal)}.c-yellow svg{background:var(--yellow)}.c-blue svg{background:var(--blue)}
/* why */
.why{display:flex;gap:18px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:30px;border-left:5px solid}
.wi{flex:none;width:40px;height:40px;border-radius:12px;display:grid;place-items:center;color:#fff;font-weight:800}
.w-coral{border-left-color:var(--coral)}.w-coral .wi{background:var(--coral)}
.w-magenta{border-left-color:var(--magenta)}.w-magenta .wi{background:var(--magenta)}
.w-violet{border-left-color:var(--violet)}.w-violet .wi{background:var(--violet)}
.w-teal{border-left-color:var(--teal)}.w-teal .wi{background:var(--teal)}
/* contact */
.contact-sec{background:linear-gradient(120deg,#F58A5E 0%,#E2688F 45%,#8069F0 100%);color:#fff;position:relative;overflow:hidden}
.contact{display:grid;grid-template-columns:1fr 1.1fr;gap:64px;align-items:start}
.cdesc{color:rgba(255,255,255,.9);margin-top:18px;font-size:17px}
.mail{display:inline-flex;align-items:center;gap:10px;margin-top:28px;font-size:20px;font-weight:700;color:#fff;background:rgba(255,255,255,.16);padding:12px 20px;border-radius:999px}
.mail:hover{background:rgba(255,255,255,.26)}
.mail svg{width:22px;height:22px;fill:none;stroke:#fff;stroke-width:1.9;stroke-linejoin:round}
.company{margin-top:16px;color:rgba(255,255,255,.85);font-size:15px}
.form{background:#fff;color:var(--ink);border-radius:20px;padding:32px;box-shadow:0 30px 60px rgba(31,26,58,.22);display:grid;gap:16px}
.row2{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.form label{display:grid;gap:6px;font-size:14px;font-weight:700;color:#3a3456}
.form input,.form select,.form textarea{font:inherit;font-weight:400;font-size:15px;border:1px solid #E2DCF2;border-radius:12px;padding:12px 14px;color:var(--ink);background:#fff;width:100%}
.form input:focus,.form select:focus,.form textarea:focus{outline:none;border-color:var(--violet);box-shadow:0 0 0 3px rgba(128,105,240,.15)}
.form button{justify-self:start}
.form-hint{font-size:13px;color:var(--muted)}
/* footer */
.footer{padding:40px 0;background:#fff}
.foot-inner{display:grid;grid-template-columns:1fr 1.4fr;gap:40px;align-items:start}
.muted{color:var(--muted);font-size:14px;margin-top:12px}
.disclaimer{font-size:13px;color:var(--muted);line-height:1.6}
@media (max-width:1060px){.ind-grid{grid-template-columns:repeat(3,1fr)}}
@media (max-width:960px){
  .links{display:none}
  .hero h1{font-size:38px}
  .steps{grid-template-columns:1fr 1fr}
  .steps:before{display:none}
  .grid2,.contact,.foot-inner,.plat-groups{grid-template-columns:1fr}
}
@media (max-width:600px){
  .wrap{padding:0 20px}
  .hero h1{font-size:31px}
  h2{font-size:28px}
  .steps,.row2{grid-template-columns:1fr}
  .ind-grid{grid-template-columns:1fr 1fr}
  .trust{justify-content:center}
  .cta-row{flex-direction:column;align-items:stretch}
  .nav-actions .btn{display:none}
  .tag{position:static;display:inline-block;margin-bottom:16px}
}