:root{
 --yellow:#ffbf00;--yellow2:#ffd84d;--dark:#11151a;--dark2:#1c232a;
 --text:#171717;--muted:#68727c;--line:#e2e5e8;--bg:#f5f6f7;--white:#fff;
}
*{box-sizing:border-box}html{scroll-behavior:smooth}
body{margin:0;font-family:Arial,Helvetica,sans-serif;color:var(--text);background:var(--bg);line-height:1.6}
a{text-decoration:none;color:inherit}img{max-width:100%;display:block}
.container{width:min(1180px,92%);margin:auto}
.header{position:sticky;top:0;z-index:30;background:rgba(255,255,255,.97);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.nav{min-height:80px;display:flex;align-items:center;justify-content:space-between;gap:22px}
.brand{display:flex;align-items:center;gap:12px;font-weight:900;font-size:21px}
.logo{width:50px;height:44px;position:relative}
.logo:before{content:'';position:absolute;inset:0;border-left:14px solid #111;border-top:22px solid transparent;border-bottom:22px solid transparent}
.logo:after{content:'';position:absolute;left:16px;top:2px;width:14px;height:40px;background:var(--yellow);transform:skewX(-24deg);border-radius:3px}
.brand strong span{color:#e9a800}.brand small{display:block;font-size:11px;font-weight:500;color:#64748b;margin-top:-2px}
.menu{display:flex;gap:24px;font-size:15px;font-weight:600}
.btn{display:inline-flex;align-items:center;justify-content:center;padding:14px 22px;border-radius:6px;background:var(--yellow);color:#111;font-weight:800;border:none;cursor:pointer}
.btn.alt{background:transparent;color:#fff;border:1px solid #fff}
.hero{min-height:620px;display:grid;align-items:center;color:#fff;background:
linear-gradient(90deg,rgba(12,16,20,.95) 0 43%,rgba(12,16,20,.48) 68%,rgba(12,16,20,.08)),
url('../images/hero.jpg') center/cover no-repeat}
.hero-inner{padding:92px 0;max-width:670px}.kicker{text-transform:uppercase;letter-spacing:.16em;color:var(--yellow);font-size:13px;font-weight:900}
h1,h2,h3{line-height:1.08;margin:0 0 18px}h1{font-size:clamp(48px,6vw,76px)}h2{font-size:clamp(34px,4.5vw,54px)}h3{font-size:24px}
.hero p{font-size:19px;color:#e4e7eb;max-width:600px}.actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:28px}
.benefits{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:#ddd;border:1px solid #ddd}.benefit{background:#fff;padding:22px}.benefit b{display:block;margin-bottom:4px}
.section{padding:86px 0}.section.white{background:#fff}.section.dark{background:var(--dark);color:#fff}.section.soft{background:#eef0f2}
.lead{font-size:18px;color:var(--muted);max-width:780px}
.grid4{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-top:34px}
.card{background:#fff;border:1px solid var(--line);border-radius:12px;overflow:hidden;transition:.25s}.card:hover{transform:translateY(-6px);box-shadow:0 18px 45px rgba(15,23,42,.11)}
.card img{aspect-ratio:4/3;object-fit:cover}.card .pad{padding:20px}.icon{width:44px;height:44px;border-radius:50%;background:var(--yellow);display:grid;place-items:center;font-weight:900;margin-bottom:14px}
.split{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}.features{display:grid;grid-template-columns:repeat(2,1fr);gap:15px;margin-top:24px}.feature{background:#fff;border:1px solid var(--line);padding:18px;border-radius:10px}
.steps{display:grid;grid-template-columns:repeat(5,1fr);gap:16px;margin-top:34px}.step{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.14);padding:22px;border-radius:12px}.step b{display:block;color:var(--yellow);font-size:28px}
.products{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:30px}.product{background:#fff;border:1px solid var(--line);border-radius:10px;overflow:hidden}.product img{aspect-ratio:16/10;object-fit:cover}.product .pad{padding:20px}
.contact-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:26px}.panel{background:#fff;border:1px solid var(--line);border-radius:12px;padding:28px}
input,textarea,select{width:100%;padding:14px 15px;border:1px solid #cbd5e1;border-radius:7px;margin-bottom:12px;font:16px Arial;background:#fff}textarea{min-height:125px;resize:vertical}
.note{font-size:14px;color:var(--muted)}.footer{background:#0b0f13;color:#d0d5da;padding:48px 0 24px}.footer-grid{display:grid;grid-template-columns:1.3fr .8fr .8fr;gap:30px}
.page-hero{padding:100px 0 66px;background:linear-gradient(135deg,#0b0f13,#28333d);color:#fff}
table{width:100%;border-collapse:collapse;background:#fff;border-radius:12px;overflow:hidden}td{padding:15px;border-bottom:1px solid var(--line)}td:first-child{width:34%;font-weight:700}
@media(max-width:1000px){.grid4{grid-template-columns:repeat(2,1fr)}.benefits{grid-template-columns:repeat(2,1fr)}}
@media(max-width:900px){.menu{display:none}.split,.contact-grid,.footer-grid,.steps,.products{grid-template-columns:1fr}.hero{background-position:61% center}}
@media(max-width:600px){.grid4,.benefits,.features{grid-template-columns:1fr}.nav>.btn{display:none}.brand{font-size:18px}}