:root {
  --blue: #1E195A;
  --dark: #0f0c29;
  --cyan: #96C8FF;
  --orange: #FF7828;
  --green: #7bbf2a;
  --ink: #1b2430;
  --muted: #607083;
  --line: #dce5eb;
  --pale: #f4f8fb;
  --white: #fff;
  --shadow: 0 10px 28px rgba(30, 25, 90, .10);
  font-family: Arial, Helvetica, sans-serif;
}

* { box-sizing: border-box; }
body { margin: 0; color: var(--ink); background: var(--white); }
a { color: inherit; text-decoration: none; }
.container { width: min(1120px, calc(100% - 32px)); margin: 0 auto; }
.top { border-bottom: 1px solid var(--line); background: white; }
.top .container { min-height: 76px; display: flex; align-items: center; justify-content: space-between; gap: 18px; }
.logo { height: 52px; width: auto; }
.nav { display: flex; align-items: center; gap: 16px; flex-wrap: wrap; color: var(--blue); font-weight: 800; }
.btn, .phone {
  min-height: 44px;
  border: 1px solid var(--orange);
  border-radius: 14px 0 14px 0;
  padding: 0 16px;
  background: var(--orange);
  color: white;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-weight: 900;
}
.btn.secondary { background: white; color: var(--orange); }
.hero {
  background:
    linear-gradient(90deg, rgba(15,12,41,.98), rgba(30,25,90,.93), rgba(65,120,200,.72)),
    url("../assets/hero-infrastructure.png") center / cover no-repeat;
  color: white;
  padding: 58px 0;
}
.crumb { color: var(--cyan); font-size: 13px; margin-bottom: 22px; }
.hero h1 { margin: 0 0 16px; font-size: clamp(34px, 5vw, 58px); line-height: 1.04; }
.hero p { max-width: 820px; margin: 0; color: #e7f1ff; font-size: 18px; line-height: 1.6; }
.offer { display: flex; gap: 14px; align-items: center; flex-wrap: wrap; margin-top: 24px; }
.price { background: var(--orange); border-radius: 22px 0 22px 0; padding: 16px 20px; font-weight: 900; box-shadow: 0 16px 36px rgba(0,0,0,.2); }
.price strong { font-size: 42px; }
section { padding: 52px 0; }
.band { background: var(--pale); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.section-title { text-align: center; margin-bottom: 28px; }
.section-title h2 { margin: 0; color: var(--blue); font-size: clamp(28px, 4vw, 42px); line-height: 1.1; }
.section-title p { max-width: 780px; margin: 12px auto 0; color: var(--muted); line-height: 1.6; }
.grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.content-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.card { background: white; border: 1px solid var(--line); border-radius: 24px 0 24px 0; padding: 24px; box-shadow: var(--shadow); }
.card h2, .card h3 { margin-top: 0; color: var(--blue); line-height: 1.2; }
.card p, .card li { color: var(--muted); line-height: 1.65; }
.card ul { padding-left: 18px; margin-bottom: 0; }
.lead { font-size: 18px; line-height: 1.7; color: var(--muted); }
.steps { counter-reset: step; }
.steps .card h3::before { counter-increment: step; content: counter(step, decimal-leading-zero) " - "; color: var(--orange); }
.cta { background: linear-gradient(to right, #04040b, #302b63, #1E195A); color: white; }
.cta h2 { margin: 0 0 14px; font-size: clamp(28px, 4vw, 42px); }
.cta p { color: #e7f1ff; line-height: 1.65; max-width: 760px; }
.cta .actions { display: flex; gap: 14px; flex-wrap: wrap; margin-top: 22px; }
footer { background: #14233c; color: #c9d4df; padding: 40px 0 24px; }
.footer-grid { display: grid; grid-template-columns: 1.35fr repeat(3, 1fr); gap: 24px; }
footer h3 { color: white; margin: 0 0 12px; }
footer p, footer a { color: #c9d4df; line-height: 1.55; }
footer a { display: block; margin: 7px 0; }
.legal { border-top: 1px solid rgba(255,255,255,.14); margin-top: 24px; padding-top: 16px; font-size: 13px; }

@media (max-width: 760px) {
  .top .container, .grid, .content-grid, .footer-grid { display: block; }
  .nav { margin: 12px 0; }
  .card { margin-bottom: 16px; }
  .offer .btn, .phone, .cta .btn { width: 100%; }
}