:root{--navy:#0a1d37;--navy2:#10294d;--sky:#2b8de0;--sky-l:#e8f2fc;--amber:#f2a93b;--ink:#15202e;--muted:#5b6778;--line:#e1e7ef;--bg-alt:#f5f8fc;--r:10px;--max:1180px;
--font:"Inter","Noto Sans SC",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"PingFang SC","Microsoft YaHei",sans-serif}
*{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth}
body{font-family:var(--font);color:var(--ink);background:#fff;line-height:1.65;font-size:17px;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}img{max-width:100%;display:block}
.container{max-width:var(--max);margin:0 auto;padding:0 24px}
section{padding:96px 0}section[id]{scroll-margin-top:80px}
.eyebrow{font-size:13px;letter-spacing:.16em;text-transform:uppercase;color:var(--sky);font-weight:700;margin-bottom:12px}
h1,h2,h3{line-height:1.2;color:var(--navy);font-weight:700;letter-spacing:-.01em}
h2{font-size:clamp(28px,3.6vw,42px);margin-bottom:16px}h3{font-size:20px;margin-bottom:8px}
.lead{font-size:19px;color:var(--muted);max-width:700px}
.btn{display:inline-block;padding:14px 26px;border-radius:999px;font-weight:600;font-size:15px;transition:.2s;border:2px solid transparent;cursor:pointer}
.btn-primary{background:var(--amber);color:var(--navy)}.btn-primary:hover{background:#f7bb5c}
.btn-ghost{border-color:rgba(255,255,255,.5);color:#fff}.btn-ghost:hover{background:rgba(255,255,255,.1)}
.btn-dark{background:var(--navy);color:#fff}.btn-dark:hover{background:var(--navy2)}
/* header */
.header{position:fixed;inset:0 0 auto 0;z-index:50;transition:.25s}
.header.scrolled{background:rgba(10,29,55,.97);box-shadow:0 2px 18px rgba(0,0,0,.18)}
.nav{display:flex;align-items:center;justify-content:space-between;height:74px}
.logo{display:flex;align-items:center;gap:10px;color:#fff;font-weight:800;font-size:20px;letter-spacing:.02em}
.logo svg{width:38px;height:38px}.logo small{display:block;font-size:10px;font-weight:600;letter-spacing:.3em;opacity:.7}
.menu{display:flex;align-items:center;gap:28px;list-style:none}
.menu a{color:#fff;font-size:15px;font-weight:500;opacity:.88}.menu a:hover{opacity:1;color:var(--amber)}
.menu .lang{border:1px solid rgba(255,255,255,.4);padding:5px 12px;border-radius:20px;font-size:13px}
.menu .btn{padding:10px 20px;opacity:1}.menu .btn:hover{color:var(--navy)}
.burger{display:none;background:none;border:0;cursor:pointer;padding:8px}.burger span{display:block;width:24px;height:2px;background:#fff;margin:5px 0}
/* hero */
.hero{position:relative;min-height:100vh;display:flex;align-items:center;color:#fff;overflow:hidden;
background:radial-gradient(1200px 600px at 85% 20%,rgba(43,141,224,.45),transparent 60%),radial-gradient(800px 500px at 10% 100%,rgba(242,169,59,.18),transparent 60%),linear-gradient(160deg,var(--navy) 0%,#0d2547 100%);padding:130px 0 90px}
.hero-art{position:absolute;right:-60px;top:50%;transform:translateY(-50%);width:min(620px,52vw);opacity:.9;pointer-events:none}
.hero .container{position:relative;width:100%}
.hero h1{color:#fff;font-size:clamp(38px,5.6vw,66px);max-width:760px;margin-bottom:22px}
.hero h1 em{font-style:normal;color:var(--amber)}
.hero p{font-size:20px;max-width:580px;opacity:.86;margin-bottom:36px}
.hero-ctas{display:flex;gap:14px;flex-wrap:wrap}
.stats{display:flex;gap:48px;margin-top:64px;flex-wrap:wrap}
.stats div{border-left:2px solid var(--amber);padding-left:14px}
.stats strong{display:block;font-size:26px}.stats span{font-size:14px;opacity:.72}
/* channels strip */
.channels{background:var(--bg-alt);padding:56px 0;text-align:center}
.channels p{font-size:14px;letter-spacing:.14em;text-transform:uppercase;color:var(--muted);font-weight:600;margin-bottom:22px}
.chips{display:flex;flex-wrap:wrap;justify-content:center;gap:12px}
.chips span{background:#fff;border:1px solid var(--line);padding:12px 22px;border-radius:999px;font-weight:700;color:var(--navy);font-size:16px}
.chips-note{font-size:13px;color:var(--muted);margin-top:18px}
/* services */
.head{max-width:720px;margin-bottom:52px}
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.card{border:1px solid var(--line);border-radius:var(--r);padding:32px 28px;transition:.25s;background:#fff}
.card:hover{transform:translateY(-4px);box-shadow:0 18px 40px rgba(10,29,55,.08);border-color:transparent}
.ic{width:50px;height:50px;border-radius:12px;background:var(--sky-l);display:grid;place-items:center;margin-bottom:20px}
.ic svg{width:25px;height:25px;stroke:var(--sky)}
.card p{color:var(--muted);font-size:16px}
/* model */
.model{background:var(--navy);color:#fff}.model h2,.model h3{color:#fff}.model .lead{color:rgba(255,255,255,.72)}
.tiers{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.tier{background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.12);border-radius:var(--r);padding:32px 28px}
.tier .tag{display:inline-block;font-size:12px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--navy);background:var(--amber);padding:4px 10px;border-radius:999px;margin-bottom:16px}
.tier p{color:rgba(255,255,255,.72);font-size:15.5px;margin-bottom:14px}
.tier ul{list-style:none;display:grid;gap:8px;font-size:15px}
.tier li{padding-left:22px;position:relative;color:rgba(255,255,255,.9)}
.tier li::before{content:"";position:absolute;left:0;top:9px;width:10px;height:10px;border-radius:50%;background:var(--sky)}
/* steps */
.steps{display:grid;grid-template-columns:repeat(5,1fr);gap:20px;counter-reset:s}
.step{border-top:3px solid var(--sky);padding-top:20px}
.step::before{counter-increment:s;content:"0" counter(s);font-size:32px;font-weight:800;color:var(--sky);display:block;margin-bottom:8px}
.step h3{font-size:18px}.step p{font-size:15px;color:var(--muted)}
/* why */
.why{background:var(--bg-alt)}
.why-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:28px}
.why-grid strong{display:block;color:var(--navy);font-size:18px;margin-bottom:6px}.why-grid p{color:var(--muted);font-size:15.5px}
/* contact */
.contact-grid{display:grid;grid-template-columns:1fr 1.3fr;gap:60px}
.info{list-style:none;margin-top:28px;display:grid;gap:18px}
.info li{display:flex;gap:14px;align-items:center}.info small{display:block;color:var(--muted);font-size:12px;text-transform:uppercase;letter-spacing:.1em}
form{background:var(--bg-alt);padding:38px;border-radius:var(--r);display:grid;grid-template-columns:1fr 1fr;gap:16px}
.field{display:flex;flex-direction:column;gap:6px}.field.full{grid-column:1/-1}
label{font-size:14px;font-weight:600;color:var(--navy)}
input,select,textarea{font:inherit;font-size:16px;padding:12px 14px;border:1px solid var(--line);border-radius:8px;background:#fff;color:var(--ink);width:100%}
input:focus,select:focus,textarea:focus{outline:2px solid var(--sky);outline-offset:-1px}
textarea{min-height:120px;resize:vertical}
.hp{position:absolute;left:-9999px;opacity:0;height:0;width:0}
.form-msg{grid-column:1/-1;font-size:15px;padding:12px 14px;border-radius:8px;display:none}
.form-msg.ok{display:block;background:#e3f4ea;color:#17603a}.form-msg.err{display:block;background:#fbe9e7;color:#9a2a1c}
.consent{font-size:13px;color:var(--muted);grid-column:1/-1}
/* footer */
footer{background:#071629;color:rgba(255,255,255,.7);padding:60px 0 26px;font-size:15px}
.foot{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:36px;margin-bottom:40px}
footer h4{color:#fff;font-size:13px;letter-spacing:.14em;text-transform:uppercase;margin-bottom:14px}
footer ul{list-style:none;display:grid;gap:8px}footer a:hover{color:var(--amber)}
.foot-bottom{border-top:1px solid rgba(255,255,255,.1);padding-top:22px;display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;font-size:13px}
.reveal{opacity:0;transform:translateY(22px);transition:opacity .7s,transform .7s}.reveal.in{opacity:1;transform:none}
@media(max-width:1024px){.cards,.tiers{grid-template-columns:repeat(2,1fr)}.steps{grid-template-columns:repeat(2,1fr)}.why-grid,.foot{grid-template-columns:1fr 1fr}.hero-art{opacity:.25}}
@media(max-width:860px){section{padding:72px 0}.burger{display:block}
.menu{position:fixed;top:74px;left:0;right:0;flex-direction:column;align-items:flex-start;gap:0;background:var(--navy);padding:8px 24px 24px;transform:translateY(-130%);transition:.3s;z-index:-1}
.menu.open{transform:none}.menu li{width:100%;border-bottom:1px solid rgba(255,255,255,.08)}.menu a{display:block;padding:14px 0}
.menu .btn,.menu .lang{display:inline-block;margin-top:14px;padding:10px 18px}
.contact-grid{grid-template-columns:1fr;gap:40px}form{grid-template-columns:1fr;padding:24px}.stats{gap:26px}}
@media(max-width:600px){body{font-size:16px}.cards,.tiers,.steps,.why-grid,.foot{grid-template-columns:1fr}.container{padding:0 18px}.chips span{font-size:14px;padding:10px 16px}}