:root{
  --navy:#0f2350;--navy-2:#16306b;--gold:#f5b01a;--gold-d:#d99500;
  --ink:#1b2440;--muted:#5b6585;--bg:#fff;--cream:#fdf8ef;--line:#e8e2d4;
  --radius:18px;--shadow:0 10px 30px rgba(15,35,80,.08);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:"Plus Jakarta Sans",system-ui,sans-serif;color:var(--ink);background:var(--bg);line-height:1.6}
img,video{max-width:100%;display:block}
a{color:var(--navy-2)}
h1,h2,h3,h4{color:var(--navy);line-height:1.2;margin:0 0 .6em}
h1{font-size:clamp(2rem,4.5vw,3.3rem);font-weight:800}
h2{font-size:clamp(1.6rem,3vw,2.3rem);font-weight:800}
h3{font-size:1.15rem}
.container{max-width:1180px;margin:0 auto;padding:0 20px}
.center{text-align:center}
.mt{margin-top:2rem}

/* header */
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.92);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;gap:20px;height:70px}
.logo{font-weight:800;font-size:1.5rem;color:var(--navy);text-decoration:none;letter-spacing:-.5px}
.logo span{color:var(--gold-d)}
.logo.light{color:#fff}.logo.light span{color:var(--gold)}
.menu{display:flex;gap:22px;align-items:center;margin-left:auto}
.menu a{text-decoration:none;color:var(--ink);font-weight:600;font-size:.95rem}
.menu a:hover{color:var(--gold-d)}
.lang{display:flex;border:1px solid var(--line);border-radius:999px;overflow:hidden}
.lang button{border:0;background:none;padding:6px 10px;font:600 .8rem inherit;font-family:inherit;color:var(--muted);cursor:pointer}
.lang button.active{background:var(--navy);color:#fff}
.burger{display:none;background:none;border:0;cursor:pointer;padding:8px}
.burger span{display:block;width:24px;height:2px;background:var(--navy);margin:5px 0}

/* buttons */
.btn{display:inline-block;padding:14px 26px;border-radius:999px;font-weight:700;text-decoration:none;border:2px solid transparent;cursor:pointer;font-family:inherit;font-size:1rem;transition:.2s}
.btn-sm{padding:9px 18px;font-size:.9rem}
.btn-gold{background:var(--gold);color:var(--navy)!important}
.btn-gold:hover{background:var(--gold-d)}
.btn-ghost{border-color:var(--navy);color:var(--navy)}
.btn-ghost:hover{background:var(--navy);color:#fff}
.btn:disabled{opacity:.6;cursor:wait}

/* hero */
.hero{background:linear-gradient(135deg,var(--cream) 0%,#fff 60%);padding:60px 0 80px;overflow:hidden}
.hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:50px;align-items:center}
.eyebrow{display:inline-block;color:var(--gold-d);font-weight:700;text-transform:uppercase;letter-spacing:1.5px;font-size:.8rem;margin-bottom:12px}
.eyebrow::before{content:"";display:inline-block;width:32px;height:4px;background:var(--gold);border-radius:4px;vertical-align:middle;margin-right:10px}
.lead{font-size:1.15rem;color:var(--muted);max-width:560px}
.cta-row{display:flex;gap:14px;flex-wrap:wrap;margin:28px 0}
.hero-badges{list-style:none;padding:0;margin:0;display:flex;gap:30px;flex-wrap:wrap}
.hero-badges li{display:flex;flex-direction:column;border-left:3px solid var(--gold);padding-left:12px}
.hero-badges strong{color:var(--navy);font-size:1.3rem}
.hero-badges span{color:var(--muted);font-size:.9rem}
.hero-visual img{border-radius:50% 50% 24px 24px / 40% 40% 24px 24px;box-shadow:0 30px 60px rgba(15,35,80,.18);border:6px solid #fff;outline:3px solid var(--gold);outline-offset:6px}

/* sections */
.section{padding:90px 0}
.section.alt{background:var(--cream)}
.section.dark{background:var(--navy);color:#dfe5f5}
.section.dark h2,.section.dark h3,.section.dark h4{color:#fff}
.section.dark .card{background:var(--navy-2);border-color:rgba(255,255,255,.08)}
.section.dark .card p{color:#c9d2ec}
.section-lead{color:var(--muted);max-width:760px;font-size:1.08rem;margin-bottom:40px}
.center .section-lead{margin-left:auto;margin-right:auto}
.section.dark .section-lead{color:#c9d2ec}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:28px;box-shadow:var(--shadow)}
.card p{color:var(--muted);margin:0}

.problem .quote p{font-style:italic;color:var(--ink);margin-bottom:16px}
.tag{display:inline-block;background:#fff4dc;color:var(--gold-d);font-weight:700;font-size:.82rem;padding:4px 12px;border-radius:999px}
.banner{margin-top:32px;background:var(--navy);color:#fff;border-radius:var(--radius);padding:26px 30px;font-size:1.05rem}
.banner strong{color:var(--gold)}

.feature .num{font-weight:800;color:var(--gold);font-size:1.6rem;margin-bottom:8px}
.benefits{margin-top:50px}
.benefits div{border-left:4px solid var(--gold);padding-left:18px}
.benefits p{color:var(--muted);margin:0}

.steps{list-style:none;padding:0;margin:0 0 40px;display:grid;grid-template-columns:repeat(4,1fr);gap:22px;counter-reset:s}
.steps li{position:relative;background:#fff;border-radius:var(--radius);padding:26px;border:1px solid var(--line)}
.steps li span{display:inline-grid;place-items:center;width:40px;height:40px;border-radius:50%;background:var(--gold);color:var(--navy);font-weight:800;margin-bottom:12px}
.steps li p{color:var(--muted);margin:0}
.section.dark .steps li{background:var(--navy-2);border-color:rgba(255,255,255,.08)}
.section.dark .steps li p{color:#c9d2ec}
.steps.small{margin-top:20px}

.split{display:grid;grid-template-columns:1fr 1fr;gap:28px}
.split.media{align-items:center;gap:60px}
.rounded{border-radius:24px;box-shadow:var(--shadow)}
.checks{list-style:none;padding:0;margin:0}
.checks li{position:relative;padding:8px 0 8px 32px;border-bottom:1px solid var(--line)}
.checks li:last-child{border-bottom:0}
.checks li::before{content:"";position:absolute;left:0;top:13px;width:18px;height:18px;border-radius:50%;background:var(--gold) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%230f2350' stroke-width='3.5'%3E%3Cpath d='M5 12l5 5L20 7'/%3E%3C/svg%3E") center/12px no-repeat}

.specs{margin-top:28px;display:grid;grid-template-columns:repeat(3,1fr);background:var(--navy);border-radius:var(--radius);overflow:hidden}
.specs div{padding:26px;color:#c9d2ec;border-right:1px solid rgba(255,255,255,.1)}
.specs div:last-child{border:0}
.specs strong{display:block;color:var(--gold);font-size:1.6rem}

.demo-video{margin:0 auto;border-radius:22px;box-shadow:0 30px 60px rgba(15,35,80,.2);width:100%;max-width:960px;background:#000}

/* contact */
.contact-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:50px;align-items:start}
.contact-info{list-style:none;padding:0;margin:30px 0 0}
.contact-info li{margin-bottom:14px;display:flex;flex-direction:column}
.contact-info strong{font-size:.8rem;text-transform:uppercase;letter-spacing:1px;color:var(--muted)}
.contact-info a{font-weight:700;font-size:1.1rem;text-decoration:none}
.form{display:flex;flex-direction:column;gap:16px}
.form .row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.form label{display:flex;flex-direction:column;font-weight:600;font-size:.9rem;color:var(--navy);gap:6px}
.form label>span{display:inline}
.form input,.form select,.form textarea{font:inherit;font-weight:400;padding:12px 14px;border:1px solid var(--line);border-radius:12px;background:#fcfbf8;color:var(--ink)}
.form input:focus,.form select:focus,.form textarea:focus{outline:2px solid var(--gold);border-color:var(--gold)}
.form .invalid{border-color:#d33}
.form .consent{flex-direction:row;align-items:flex-start;font-weight:400;color:var(--muted)}
.form .consent input{margin-top:4px}
.hp{position:absolute;left:-9999px;opacity:0;height:0;width:0}
.form-status{margin:0;font-weight:600}
.form-status.ok{color:#1a8a4a}.form-status.err{color:#c62828}

.site-footer{background:var(--navy);color:#c9d2ec;padding:40px 0}
.footer-grid{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap}
.site-footer a{color:var(--gold);text-decoration:none;font-weight:600}
.site-footer p{margin:6px 0 0}

/* responsive */
@media (max-width:1000px){
  .grid-4,.steps{grid-template-columns:repeat(2,1fr)}
  .menu{position:fixed;top:70px;left:0;right:0;flex-direction:column;background:#fff;padding:20px;border-bottom:1px solid var(--line);display:none}
  .menu.open{display:flex}
  .burger{display:block}
  .lang{margin-left:auto}
}
@media (max-width:760px){
  .hero-grid,.split,.contact-grid,.grid-3{grid-template-columns:1fr}
  .hero{padding-top:30px}
  .hero-visual{order:-1;max-width:420px;margin:0 auto}
  .section{padding:60px 0}
  .specs{grid-template-columns:1fr}
  .specs div{border-right:0;border-bottom:1px solid rgba(255,255,255,.1)}
  .form .row{grid-template-columns:1fr}
}
@media (max-width:520px){
  .grid-4,.steps{grid-template-columns:1fr}
  .container{padding:0 16px}
  .logo{font-size:1.25rem}
  .lang button{padding:6px 7px}
}