:root {
  --red: #d81820;
  --ink: #16191d;
  --muted: #63707c;
  --paper: #f4f6f8;
  --white: #fff;
  --line: #dbe2e8;
}

* { box-sizing: border-box; }
body { margin: 0; background: var(--paper); color: var(--ink); font-family: Arial, Helvetica, sans-serif; line-height: 1.5; }
a { color: inherit; }
img { max-width: 100%; display: block; }

.top {
  position: sticky;
  top: 0;
  z-index: 5;
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 24px;
  align-items: center;
  padding: 14px clamp(18px, 5vw, 70px);
  background: rgba(255, 255, 255, 0.94);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(14px);
}
.top img { width: 82px; }
.top nav { display: flex; justify-content: center; gap: 28px; font-weight: 900; }
.top a { text-decoration: none; }
.call, .button, button { background: var(--red); color: #fff; border: 0; border-radius: 6px; padding: 12px 16px; font-weight: 900; text-decoration: none; }

.hero {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(28px, 5vw, 80px);
  align-items: center;
  padding: clamp(64px, 9vw, 130px) clamp(18px, 5vw, 70px);
  background: #fff;
}
.hero span { color: var(--red); font-weight: 900; text-transform: uppercase; font-size: 12px; letter-spacing: 0.14em; }
.hero h1 { font-size: clamp(42px, 7vw, 86px); line-height: 0.96; margin: 16px 0; }
.hero p { color: var(--muted); font-size: 20px; max-width: 620px; }
.hero img { height: min(70vw, 680px); width: 100%; object-fit: cover; border-radius: 8px; }

.services { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: var(--line); border-block: 1px solid var(--line); }
.services article { min-height: 310px; padding: 28px; background: #fff; }
.services b { color: var(--red); }
.services h2 { font-size: 32px; }
.services p, .industries p { color: var(--muted); }

.industries { padding: clamp(56px, 8vw, 110px) clamp(18px, 5vw, 70px); background: #111820; color: #fff; }
.industries div { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 34px; }
.industries span { padding: 10px 14px; border: 1px solid rgba(255, 255, 255, 0.24); border-radius: 999px; }
.industries h2 { font-size: clamp(34px, 6vw, 78px); line-height: 1; max-width: 900px; }

.contact { display: grid; grid-template-columns: 0.8fr 1.2fr; gap: 28px; padding: clamp(56px, 8vw, 110px) clamp(18px, 5vw, 70px); }
.card, form { padding: 24px; background: #fff; border: 1px solid var(--line); border-radius: 8px; box-shadow: 0 18px 60px rgba(16, 24, 32, 0.08); }
.card { display: grid; gap: 10px; }
.card strong { font-size: 26px; }
.card p { margin: 0; color: var(--muted); }
.socials { display: flex; gap: 10px; margin-top: 10px; }
.socials a { display: grid; place-items: center; width: 44px; height: 44px; background: var(--ink); color: #fff; border-radius: 50%; font-weight: 900; text-decoration: none; }
.socials svg { width: 21px; height: 21px; fill: currentColor; }

form { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
label { display: grid; gap: 7px; font-weight: 900; color: var(--muted); }
input, select, textarea { width: 100%; border: 1px solid var(--line); border-radius: 6px; padding: 12px; font: inherit; }
label:has(textarea), button, .privacy-note { grid-column: 1 / -1; }
.privacy-note { margin: 0; color: var(--muted); font-size: 13px; line-height: 1.45; }
.privacy-note a { color: var(--ink); font-weight: 900; }
footer { display: flex; flex-wrap: wrap; gap: 16px; align-items: center; padding: 22px clamp(18px, 5vw, 70px); color: var(--muted); background: #fff; border-top: 1px solid var(--line); }
footer a { color: var(--ink); font-weight: 900; text-decoration: none; }
footer span { margin-left: auto; }

@media (max-width: 900px) {
  .hero, .contact { grid-template-columns: 1fr; }
  .services { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 640px) {
  .top { grid-template-columns: 1fr; }
  .top nav { justify-content: flex-start; flex-wrap: wrap; }
  .services, form { grid-template-columns: 1fr; }
  footer span { margin-left: 0; }
}