:root {
  --bg: #0d1117;
  --panel: #151b23;
  --panel2: #1c2430;
  --text: #f4f6f8;
  --muted: #aab4c0;
  --line: #303947;
  --accent: #f37021;
  --accent2: #ffb36f;
  --max: 1180px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  background: radial-gradient(circle at 80% 0, #2b1b12 0, #0d1117 32rem), var(--bg);
  color: var(--text);
  overflow-x: hidden;
}
a { color: inherit; }
img { display: block; max-width: 100%; height: auto; }
.header {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 16px max(24px, calc((100vw - var(--max)) / 2));
  background: rgba(13, 17, 23, .86);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(255, 255, 255, .08);
}
.brand { display: flex; align-items: center; gap: 12px; text-decoration: none; }
.brand-mark { display: grid; place-items: center; width: 48px; height: 48px; border: 2px solid var(--accent); border-radius: 12px; color: var(--accent2); font-weight: 800; font-size: 15px; }
.brand b, .brand small { display: block; }
.brand small { color: var(--muted); font-size: 12px; margin-top: 3px; }
.nav { display: flex; gap: 22px; color: var(--muted); font-size: 14px; }
.nav a, .phone { text-decoration: none; }
.nav a:hover, .phone:hover { color: var(--accent2); }
.phone { font-weight: 700; }
.section { width: min(var(--max), calc(100% - 40px)); margin: 0 auto; padding: 84px 0; }
.hero { display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(320px, .8fr); gap: 56px; align-items: center; min-height: 720px; }
.eyebrow { margin: 0 0 14px; color: var(--accent2); text-transform: uppercase; letter-spacing: .12em; font-size: 12px; font-weight: 700; }
h1, h2, h3, p { margin-top: 0; }
h1 { font-size: clamp(42px, 7vw, 82px); line-height: .95; letter-spacing: -.06em; margin-bottom: 24px; }
h2 { font-size: clamp(30px, 4vw, 52px); line-height: 1; letter-spacing: -.04em; margin-bottom: 20px; }
h3 { font-size: 22px; margin-bottom: 12px; }
.lead { max-width: 670px; color: #d7dde5; font-size: 21px; line-height: 1.55; }
.actions { display: flex; gap: 14px; flex-wrap: wrap; margin: 34px 0; }
.btn { display: inline-flex; align-items: center; justify-content: center; min-height: 52px; padding: 0 22px; border-radius: 999px; text-decoration: none; font-weight: 700; }
.primary { background: var(--accent); color: #160802; }
.secondary { border: 1px solid var(--line); background: rgba(255, 255, 255, .05); }
.stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin: 34px 0 0; }
.stats div, .services article, .capabilities div, .steps li, .contact-card, .work-list article { background: linear-gradient(180deg, rgba(255, 255, 255, .06), rgba(255, 255, 255, .025)); border: 1px solid var(--line); border-radius: 22px; padding: 22px; }
.stats dt { font-size: 24px; font-weight: 800; color: var(--accent2); }
.stats dd { margin: 4px 0 0; color: var(--muted); font-size: 13px; }
.hero-visual { position: relative; min-height: 620px; border-radius: 32px; overflow: hidden; border: 1px solid var(--line); box-shadow: 0 30px 90px rgba(0, 0, 0, .45); background: radial-gradient(circle at 72% 22%, rgba(243, 112, 33, .28), transparent 18rem), linear-gradient(145deg, #111821, #1d2632 55%, #10151d); }
.hero-visual:before { content: ""; position: absolute; inset: 0; opacity: .3; background-image: linear-gradient(rgba(255,255,255,.08) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.08) 1px, transparent 1px); background-size: 34px 34px; }
.blueprint { position: absolute; inset: 50px; border: 1px solid rgba(255, 255, 255, .14); border-radius: 24px; }
.part { position: absolute; border: 2px solid rgba(255, 179, 111, .9); background: rgba(243, 112, 33, .12); }
.part-main { width: 58%; height: 38%; left: 16%; top: 28%; clip-path: polygon(0 0, 78% 0, 100% 36%, 100% 100%, 0 100%); }
.part-cut { width: 26%; height: 20%; right: 14%; bottom: 18%; border-radius: 18px 4px 18px 4px; transform: rotate(-12deg); }
.measure { position: absolute; background: rgba(170, 180, 192, .55); }
.measure-top { left: 16%; right: 26%; top: 20%; height: 1px; }
.measure-right { top: 28%; bottom: 34%; right: 10%; width: 1px; }
.spark { position: absolute; border-radius: 999px; background: var(--accent); box-shadow: 0 0 28px rgba(243,112,33,.9); }
.spark-one { width: 14px; height: 14px; right: 24%; top: 34%; }
.spark-two { width: 8px; height: 8px; right: 31%; top: 43%; }
.visual-caption { position: absolute; left: 18px; right: 18px; bottom: 18px; padding: 16px 18px; border-radius: 18px; background: rgba(13, 17, 23, .82); backdrop-filter: blur(10px); font-weight: 700; }
.section-head { display: flex; justify-content: space-between; gap: 40px; align-items: end; margin-bottom: 28px; }
.grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.services article span { color: var(--accent); font-weight: 800; }
.services p, .split p, .capabilities span, .steps span, .contact-card p, .work-list p { color: var(--muted); line-height: 1.6; }
.split { display: grid; grid-template-columns: .9fr 1.1fr; gap: 40px; align-items: start; }
.capabilities { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; }
.capabilities b, .capabilities span { display: block; }
.capabilities b { font-size: 18px; margin-bottom: 8px; }
.works { padding-top: 40px; }
.work-list { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.work-list h3 { font-size: 20px; }
.order { display: grid; grid-template-columns: .75fr 1.25fr; gap: 36px; }
.steps { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; margin: 0; padding: 0; list-style: none; counter-reset: step; }
.steps li { counter-increment: step; }
.steps li:before { content: counter(step); display: grid; place-items: center; width: 34px; height: 34px; margin-bottom: 18px; border-radius: 50%; background: var(--accent); color: #140701; font-weight: 800; }
.steps b, .steps span { display: block; }
.steps b { margin-bottom: 8px; }
.contacts { display: grid; grid-template-columns: .9fr 1.1fr; gap: 20px; align-items: stretch; }
.contact-card { padding: 34px; }
.contact-list { display: grid; gap: 12px; margin-top: 26px; }
.contact-list a { padding: 16px; border: 1px solid var(--line); border-radius: 16px; text-decoration: none; background: rgba(255, 255, 255, .035); font-weight: 700; }
.map { border-radius: 28px; overflow: hidden; border: 1px solid var(--line); background: var(--panel); min-height: 360px; }
.map img { width: 100%; height: 100%; object-fit: cover; }
.footer { display: flex; justify-content: space-between; gap: 20px; width: min(var(--max), calc(100% - 40px)); margin: 0 auto; padding: 34px 0 48px; color: var(--muted); border-top: 1px solid var(--line); }
@media (max-width: 900px) {
  .header { position: static; align-items: flex-start; }
  .nav { display: none; }
  .hero, .split, .order, .contacts { grid-template-columns: 1fr; }
  .hero { min-height: auto; padding-top: 48px; }
  .hero-visual { min-height: 460px; }
  .grid, .work-list { grid-template-columns: repeat(2, 1fr); }
  .stats { grid-template-columns: 1fr; }
  .section { padding: 58px 0; }
}
@media (max-width: 620px) {
  .header { padding: 14px 20px; }
  .brand small { display: none; }
  .phone { font-size: 14px; }
  .section { width: calc(100% - 28px); }
  h1 { font-size: 42px; }
  .lead { font-size: 18px; }
  .actions, .section-head, .footer { display: block; }
  .btn { width: 100%; margin-bottom: 10px; }
  .grid, .capabilities, .work-list, .steps { grid-template-columns: 1fr; }
  .hero-visual { min-height: 360px; }
  .blueprint { inset: 28px; }
  .contact-card { padding: 24px; }
}