*{box-sizing:border-box}
:root{
  --blue:#0b63ce;
  --blue2:#1d7eea;
  --green:#21813b;
  --dark:#07143b;
  --text:#18233f;
  --muted:#53627c;
  --line:#dce7f4;
  --bg:#f7fbff;
  --soft:#eef7ff;
  --white:#fff;
  --shadow:0 20px 50px rgba(7,20,59,.10);
  --radius:24px;
}
body{margin:0;font-family:Inter,Arial,Helvetica,sans-serif;background:#fff;color:var(--text);line-height:1.6}
a{text-decoration:none;color:inherit}
img{display:block;max-width:100%}
.container{width:min(1140px,calc(100% - 40px));margin:0 auto}
.site-header{background:rgba(255,255,255,.94);backdrop-filter:blur(12px);border-bottom:1px solid #edf2f8;position:sticky;top:0;z-index:20}
.header-inner{height:78px;display:flex;align-items:center;justify-content:space-between;gap:28px}
.brand{font-size:25px;font-weight:900;color:var(--blue);display:flex;align-items:center;gap:9px}
.brand-mark{font-size:30px}
.main-nav{display:flex;gap:30px;font-size:14px;font-weight:800;color:#111b35}
.hero{min-height:500px;background:
linear-gradient(90deg,rgba(247,251,255,1) 0%,rgba(247,251,255,.95) 36%,rgba(247,251,255,.62) 57%,rgba(247,251,255,.05) 100%),
url('https://images.unsplash.com/photo-1523430410476-0185cb1f6ff9?auto=format&fit=crop&w=1900&q=85') center right/cover no-repeat}
.hero-grid{display:grid;grid-template-columns:minmax(0,560px) 1fr;min-height:500px;align-items:center}
.hero-content{padding:70px 0}
.eyebrow{display:inline-block;font-weight:900;color:var(--green);margin-bottom:16px}
.hero h1{font-size:52px;line-height:1.04;margin:0 0 18px;color:var(--dark);letter-spacing:-.045em}
.hero .lead{font-size:21px;font-weight:800;color:#152043;margin:0 0 14px}
.hero p{font-size:16px;color:#2d3c58;margin:0 0 20px;max-width:560px}
.intro-strip{background:#fff;border-bottom:1px solid var(--line)}
.intro-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;padding:28px 0}
.intro-grid article{display:flex;flex-direction:column;gap:5px;border-right:1px solid var(--line);padding-right:28px}
.intro-grid article:last-child{border-right:none}
.intro-grid strong{font-size:19px;color:var(--dark)}
.intro-grid span{color:var(--muted);font-size:15px}
.section{padding:76px 0}
.split-grid{display:grid;grid-template-columns:1fr 1fr;gap:58px;align-items:center}
.reverse .split-grid{direction:rtl}
.reverse .split-grid>*{direction:ltr}
.image-card img{width:100%;height:380px;object-fit:cover;border-radius:var(--radius);box-shadow:var(--shadow)}
.text-block h2,.closing h2{font-size:42px;line-height:1.1;color:var(--dark);letter-spacing:-.035em;margin:0 0 18px}
.text-block p,.closing p{font-size:17px;color:var(--muted);margin:0 0 20px}
.check-list{list-style:none;padding:0;margin:24px 0 0}
.check-list li{position:relative;padding-left:30px;margin:12px 0;font-weight:700;color:#1f2d48}
.check-list li:before{content:'✓';position:absolute;left:0;top:0;color:var(--green);font-weight:900}
.section-title{text-align:center;font-size:35px;color:var(--dark);letter-spacing:-.03em;line-height:1.15;margin:0 0 12px}
.section-subtitle{text-align:center;color:var(--muted);max-width:760px;margin:0 auto 36px;font-size:17px}
.process{background:#fff}
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:40px 0}
.steps article{background:#fff;padding:24px;border-radius:18px}
.step-icon{width:54px;height:54px;border-radius:50%;background:#e7f2ff;color:var(--blue);display:flex;align-items:center;justify-content:center;font-weight:900;margin-bottom:18px}
.steps h3{margin:0 0 10px;color:var(--dark)}
.steps p{margin:0;color:var(--muted);font-size:15px}
.projects{background:#fbfdff}
.project-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.project-card{background:#fff;border:1px solid var(--line);border-radius:18px;overflow:hidden;box-shadow:0 12px 30px rgba(7,20,59,.06)}
.project-card img{height:165px;width:100%;object-fit:cover}
.project-card h3{font-size:17px;color:var(--dark);margin:18px;text-align:center}
.security{background:linear-gradient(180deg,#f6fff8,#f3fbf7)}
.security-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.security-grid article{background:rgba(255,255,255,.78);border:1px solid #dcebdd;border-radius:18px;padding:24px;text-align:center}
.security-grid strong{display:block;color:var(--green);font-size:18px;margin-bottom:8px}
.security-grid span{color:#33415d;font-size:15px}
.closing{padding:74px 0;background:#fff}
.closing-grid{display:grid;grid-template-columns:1.35fr .65fr;gap:34px;align-items:center}
.closing-note{background:#edf6ff;border:1px solid #d7e9ff;border-radius:22px;padding:28px}
.closing-note strong{color:var(--blue);font-size:18px}
.closing-note p{font-size:15px;margin:8px 0 0}
.site-footer{background:#071c32;color:#dbeafe;padding:34px 0}
.footer-inner{display:flex;align-items:flex-start;justify-content:space-between;gap:30px}
.site-footer strong{font-size:20px;color:#fff}
.site-footer p{margin:8px 0 0;color:#c8d6e8}
.footer-links{display:flex;gap:22px;flex-wrap:wrap}
.footer-links a{color:#c8d6e8;font-weight:700}
@media(max-width:920px){
  .main-nav{display:none}
  .intro-grid,.split-grid,.steps,.project-grid,.security-grid,.closing-grid{grid-template-columns:1fr}
  .intro-grid article{border-right:none;border-bottom:1px solid var(--line);padding:0 0 18px}
  .hero-grid{grid-template-columns:1fr}
  .hero h1{font-size:43px}
}
@media(max-width:640px){
  .container{width:min(100% - 28px,1140px)}
  .header-inner{height:70px}
  .brand{font-size:22px}
  .hero{min-height:auto;background:
  linear-gradient(180deg,rgba(247,251,255,.98),rgba(247,251,255,.88)),
  url('https://images.unsplash.com/photo-1523430410476-0185cb1f6ff9?auto=format&fit=crop&w=1100&q=85') center/cover no-repeat}
  .hero-content{padding:56px 0}
  .hero h1{font-size:38px}
  .section{padding:54px 0}
  .text-block h2,.closing h2{font-size:33px}
  .image-card img{height:270px}
  .footer-inner{flex-direction:column}
}