:root{
  --ink:#0a1626; --ink2:#12263f; --bg:#f6f8fb; --card:#fff; --line:#e3e8ef;
  --text:#0f1b2d; --muted:#5b6b80; --accent:#2ee6a1; --accent-d:#0b7a55; --bad:#ff7a7a;
  --r:16px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:72px}
body{margin:0;font:16px/1.6 -apple-system,BlinkMacSystemFont,"Segoe UI",Inter,Roboto,Helvetica,Arial,sans-serif;color:var(--text);background:var(--bg);-webkit-font-smoothing:antialiased}
h1,h2,h3{line-height:1.15;letter-spacing:-.02em;margin:0}
p{margin:0}
a{color:inherit}
.wrap{max-width:1120px;margin:0 auto;padding:0 24px}
.narrow{max-width:760px}
.skip{position:absolute;left:-999px;top:8px;background:#fff;padding:8px 12px;border-radius:8px;z-index:100}
.skip:focus{left:8px}
:focus-visible{outline:3px solid var(--accent);outline-offset:2px}

/* header */
.top{position:sticky;top:0;z-index:50;background:rgba(10,22,38,.88);backdrop-filter:blur(12px);border-bottom:1px solid rgba(255,255,255,.08);color:#fff}
.bar{display:flex;align-items:center;gap:24px;height:64px}
.brand{display:inline-flex;align-items:center;gap:10px;text-decoration:none;font-weight:600;letter-spacing:-.01em}
.brand svg{color:var(--accent)}
.brand b{font-weight:800}
.links{display:flex;gap:22px;margin-left:12px;font-size:14.5px}
.links a{text-decoration:none;opacity:.78}
.links a:hover{opacity:1}
.right{margin-left:auto;display:flex;align-items:center;gap:14px}
.lang{display:flex;gap:2px;padding:3px;border:1px solid rgba(255,255,255,.16);border-radius:10px}
.lang a{font-size:12px;font-weight:700;letter-spacing:.04em;text-decoration:none;padding:5px 8px;border-radius:7px;opacity:.7}
.lang a:hover{opacity:1}
.lang a[aria-current="true"]{background:var(--accent);color:var(--ink);opacity:1}

/* buttons */
.btn{display:inline-block;background:var(--accent);color:#04251a;font-weight:700;text-decoration:none;padding:13px 22px;border-radius:12px;border:0;cursor:pointer;font-size:15px;transition:transform .15s,box-shadow .15s}
.btn:hover{transform:translateY(-1px);box-shadow:0 8px 24px rgba(46,230,161,.3)}
.btn-sm{padding:9px 16px;font-size:14px;border-radius:10px}
.btn-ghost{background:transparent;color:#fff;border:1px solid rgba(255,255,255,.28)}
.btn-ghost:hover{box-shadow:none;background:rgba(255,255,255,.06)}
.btn-dark{background:var(--ink);color:#fff}
.btn-dark:hover{box-shadow:0 8px 24px rgba(10,22,38,.25)}
.btn[disabled]{opacity:.6;cursor:wait}

/* hero */
.hero{background:radial-gradient(900px 420px at 85% -10%,rgba(46,230,161,.22),transparent 60%),linear-gradient(180deg,var(--ink),var(--ink2));color:#fff;position:relative;overflow:hidden}
.hero::before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.04) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.04) 1px,transparent 1px);background-size:48px 48px;mask-image:linear-gradient(180deg,#000,transparent 85%)}
.hero-grid{position:relative;display:grid;grid-template-columns:1.25fr .85fr;gap:56px;align-items:center;padding-top:88px;padding-bottom:96px}
.eyebrow{display:inline-block;font-size:13px;font-weight:600;letter-spacing:.06em;text-transform:uppercase;color:var(--accent);margin-bottom:18px}
h1{font-size:clamp(34px,5.2vw,58px);font-weight:800}
.lead{font-size:18.5px;color:rgba(255,255,255,.78);margin:22px 0 32px;max-width:56ch}
.cta{display:flex;gap:12px;flex-wrap:wrap}
.example{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.14);border-radius:20px;padding:22px;backdrop-filter:blur(8px);box-shadow:0 30px 60px rgba(0,0,0,.25)}
.ex-head{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-bottom:14px;font-weight:700}
.ex-head em{font-style:normal;font-size:11px;font-weight:600;letter-spacing:.05em;text-transform:uppercase;color:rgba(255,255,255,.6);border:1px dashed rgba(255,255,255,.3);padding:3px 8px;border-radius:999px;white-space:nowrap}
.example dl{margin:0;display:grid;gap:10px}
.example dl div{background:rgba(0,0,0,.2);border-radius:12px;padding:12px 14px}
.example dt{font-size:12px;color:rgba(255,255,255,.55);text-transform:uppercase;letter-spacing:.05em}
.example dd{margin:2px 0 0;font-weight:600}
.example dd.bad{color:var(--bad)}
.flag{margin-top:14px;display:flex;align-items:center;gap:8px;color:var(--accent);font-weight:700;font-size:14.5px}

/* pillars */
.pillars{background:#fff;border-bottom:1px solid var(--line)}
.pillar-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:28px;padding-top:36px;padding-bottom:36px}
.pillar-grid h3{font-size:16px;margin-bottom:6px;display:flex;align-items:center;gap:8px}
.pillar-grid h3::before{content:"";width:8px;height:8px;border-radius:50%;background:var(--accent-d)}
.pillar-grid p{color:var(--muted);font-size:14.5px}

/* sections */
.sec{padding:96px 0}
.sec-tint{background:#eef2f7}
.sec-dark{background:var(--ink);color:#fff}
.sec-head{margin-bottom:44px;max-width:640px}
.sec-head h2{font-size:clamp(28px,3.6vw,40px);font-weight:800}
.sec-head p{margin-top:12px;color:var(--muted);font-size:17.5px}
.sec-dark .sec-head p{color:rgba(255,255,255,.7)}

.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:26px;transition:transform .2s,box-shadow .2s}
.card:hover{transform:translateY(-3px);box-shadow:0 16px 40px rgba(10,22,38,.08)}
.ico{display:grid;place-items:center;width:44px;height:44px;border-radius:12px;background:#e7faf2;color:var(--accent-d);margin-bottom:16px}
.ico svg{width:22px;height:22px}
.card h3{font-size:18px;margin-bottom:8px}
.card p{color:var(--muted);font-size:15px}

.steps{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(4,1fr);gap:24px;counter-reset:s}
.steps li{position:relative;padding-top:8px}
.steps li:not(:last-child)::after{content:"";position:absolute;top:28px;left:56px;right:-12px;height:1px;background:linear-gradient(90deg,rgba(46,230,161,.6),rgba(46,230,161,0))}
.num{display:grid;place-items:center;width:40px;height:40px;border-radius:50%;background:var(--accent);color:#04251a;font-weight:800;margin-bottom:18px;position:relative;z-index:1}
.steps h3{font-size:19px;margin-bottom:8px}
.steps p{color:rgba(255,255,255,.7);font-size:15px}

.two{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.panel{border-radius:var(--r);padding:30px;border:1px solid var(--line);background:#fff}
.panel h3{font-size:20px;margin-bottom:16px}
.panel ul{list-style:none;margin:0;padding:0;display:grid;gap:12px}
.panel li{position:relative;padding-left:30px;color:#2a3a50}
.panel li::before{position:absolute;left:0;top:1px;width:20px;height:20px;border-radius:50%;display:grid;place-items:center;font-size:12px;font-weight:800}
.do li::before{content:"✓";background:#e7faf2;color:var(--accent-d)}
.dont li::before{content:"✕";background:#fdecec;color:#c23a3a}
.do{border-top:3px solid var(--accent-d)}
.dont{border-top:3px solid #c23a3a}

/* form */
.form{background:#fff;border:1px solid var(--line);border-radius:20px;padding:32px;display:grid;gap:18px;box-shadow:0 20px 50px rgba(10,22,38,.06)}
.row{display:grid;grid-template-columns:1fr 1fr;gap:18px}
label{display:grid;gap:6px;font-weight:600;font-size:14.5px}
input,select,textarea{font:inherit;font-weight:400;color:var(--text);background:#f8fafc;border:1px solid #cfd8e3;border-radius:10px;padding:12px 14px;width:100%}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--accent-d);box-shadow:0 0 0 3px rgba(46,230,161,.3);background:#fff}
textarea{resize:vertical}
small{font-weight:400;color:var(--muted);font-size:13px}
.hp{position:absolute;left:-9999px;opacity:0;height:0;width:0}
.status{min-height:1.4em;font-weight:600}
.status.ok{color:var(--accent-d)}
.status.err{color:#c23a3a}
.note{color:var(--muted);font-size:13px}

/* faq */
.faq{display:grid;gap:10px}
details{background:#fff;border:1px solid var(--line);border-radius:14px;padding:0 20px}
summary{cursor:pointer;list-style:none;font-weight:700;padding:18px 28px 18px 0;position:relative}
summary::-webkit-details-marker{display:none}
summary::after{content:"+";position:absolute;right:0;top:50%;transform:translateY(-50%);font-size:22px;color:var(--accent-d);transition:transform .2s}
details[open] summary::after{transform:translateY(-50%) rotate(45deg)}
details p{color:var(--muted);padding:0 0 20px}

/* footer */
.foot{background:#071120;color:rgba(255,255,255,.7);padding:44px 0;font-size:14px}
.foot-in{display:flex;justify-content:space-between;gap:32px;flex-wrap:wrap}
.foot .brand{color:#fff;margin-bottom:12px}
.disc{max-width:52ch}
.foot-r{display:grid;gap:6px;align-content:start;text-align:right}
.foot a{text-decoration:none;color:#fff}

@media (max-width:960px){
  .links{display:none}
  .hero-grid{grid-template-columns:1fr;padding-top:56px;padding-bottom:64px;gap:40px}
  .pillar-grid{grid-template-columns:1fr 1fr}
  .cards{grid-template-columns:1fr 1fr}
  .steps{grid-template-columns:1fr 1fr}
  .steps li::after{display:none}
}
@media (max-width:640px){
  .hide-s{display:none}
  .sec{padding:64px 0}
  .cards,.two,.row,.steps,.pillar-grid{grid-template-columns:1fr}
  .form{padding:22px}
  .foot-r{text-align:left}
  .bar{gap:12px}
}
@media (prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}}
.brand{white-space:nowrap}
@media (max-width:420px){.brand span{font-size:14px}.lang a{padding:5px 6px}.bar{gap:8px}.wrap{padding-left:16px;padding-right:16px}}