:root {
  --orange: #ff6a00;
  --orange-2: #ff8426;
  --ink: #17191b;
  --ink-2: #24272a;
  --muted: #686d72;
  --line: #dfe2e4;
  --paper: #f5f5f2;
  --white: #ffffff;
  --max: 1180px;
  --radius: 18px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; }
img { max-width: 100%; display: block; }
.container { width: min(calc(100% - 40px), var(--max)); margin-inline: auto; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(245,245,242,.94);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(23,25,27,.08);
}
.nav-wrap {
  min-height: 86px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
}
.brand img { width: 270px; height: auto; }
.main-nav { display: flex; align-items: center; gap: 28px; font-size: 15px; font-weight: 700; }
.main-nav a { text-decoration: none; }
.main-nav a:hover { color: var(--orange); }
.nav-contact { padding: 12px 18px; border: 1px solid var(--ink); border-radius: 999px; }
.nav-toggle { display: none; background: none; border: 0; padding: 8px; }
.nav-toggle span:not(.sr-only) { display: block; width: 26px; height: 2px; margin: 5px 0; background: var(--ink); }

.hero {
  position: relative;
  overflow: hidden;
  min-height: 670px;
  background:
    radial-gradient(circle at 86% 18%, rgba(255,106,0,.14), transparent 28%),
    linear-gradient(135deg, #f7f7f4, #ecece8);
  border-bottom: 1px solid var(--line);
}
.hero-road {
  position: absolute;
  right: -7%;
  top: 70px;
  width: 54%;
  height: 500px;
  border-radius: 52% 0 0 52%;
  border-top: 26px solid var(--orange);
  border-bottom: 38px solid var(--ink);
  transform: rotate(-10deg);
  opacity: .08;
}
.hero-grid {
  position: relative;
  display: grid;
  grid-template-columns: 1.35fr .65fr;
  gap: 70px;
  align-items: center;
  min-height: 670px;
}
.eyebrow {
  margin: 0 0 20px;
  color: var(--orange);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: .22em;
}
.hero h1, .section h2 {
  margin: 0;
  line-height: .98;
  letter-spacing: -.045em;
}
.hero h1 { max-width: 820px; font-size: clamp(54px, 8vw, 104px); }
.lead { max-width: 700px; margin: 30px 0 0; color: var(--muted); font-size: clamp(18px, 2vw, 23px); }
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; margin-top: 36px; }
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 52px;
  padding: 0 24px;
  border-radius: 999px;
  text-decoration: none;
  font-weight: 800;
  transition: transform .2s ease, background .2s ease, color .2s ease;
}
.btn:hover { transform: translateY(-2px); }
.btn-primary { background: var(--orange); color: #161616; }
.btn-primary:hover { background: var(--orange-2); }
.btn-secondary { border: 1px solid var(--ink); }

.hero-panel {
  position: relative;
  min-height: 360px;
  padding: 34px;
  color: var(--white);
  background: var(--ink);
  border-radius: 26px;
  box-shadow: 0 26px 60px rgba(0,0,0,.18);
}
.hero-panel::after {
  content: "";
  position: absolute;
  left: 34px; right: 34px; bottom: 28px;
  height: 4px;
  background: linear-gradient(90deg, var(--orange), transparent);
}
.panel-index { color: var(--orange); font-weight: 800; letter-spacing: .15em; }
.hero-panel h2 { margin: 54px 0 20px; font-size: clamp(36px, 4vw, 54px); }
.hero-panel p { color: #bfc3c6; max-width: 300px; }

.section { padding: 110px 0; }
.section-light { background: var(--paper); }
.section-dark { color: var(--white); background: var(--ink); }
.section-heading { max-width: 780px; margin-bottom: 56px; }
.section h2 { font-size: clamp(42px, 6vw, 72px); }
.section-heading > p:last-child, .about-copy p, .contact-section > p { color: var(--muted); font-size: 18px; }
.section-dark .section-heading > p:last-child { color: #b8bdc1; }

.cards { display: grid; gap: 16px; }
.equipment-grid { grid-template-columns: repeat(3, 1fr); }
.card {
  min-height: 260px;
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fbfbf9;
  display: flex;
  flex-direction: column;
}
.card-number { color: var(--orange); font-size: 12px; font-weight: 900; letter-spacing: .18em; }
.card h3 { margin: auto 0 12px; font-size: 25px; }
.card p { margin: 0; color: var(--muted); }
.card-accent { color: var(--white); background: var(--ink); border-color: var(--ink); }
.card-accent p { color: #c4c7ca; }
.card-accent a { margin-top: 22px; color: var(--orange); font-weight: 800; text-decoration: none; }

.services-layout { display: grid; grid-template-columns: .9fr 1.1fr; gap: 80px; }
.services-list { border-top: 1px solid #414447; }
.service {
  display: grid;
  grid-template-columns: 70px 1fr;
  align-items: center;
  gap: 20px;
  min-height: 104px;
  border-bottom: 1px solid #414447;
}
.service span { color: var(--orange); font-size: 12px; font-weight: 900; }
.service h3 { margin: 0; font-size: clamp(22px, 3vw, 34px); font-weight: 600; }

.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: start; }
.about-copy p { margin-top: 0; }
.about-copy p + p { margin-top: 28px; }

.contact-section {
  color: var(--white);
  background:
    linear-gradient(110deg, rgba(255,106,0,.09), transparent 35%),
    #111315;
}
.contact-grid { display: grid; grid-template-columns: 1fr .8fr; gap: 80px; align-items: center; }
.contact-grid > div:first-child > p:last-child { max-width: 600px; color: #bfc3c6; font-size: 19px; }
.contact-card { padding: 36px; background: #1d2022; border: 1px solid #33373a; border-radius: 22px; }
.contact-label { margin: 0 0 10px; color: #94999e; font-size: 13px; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; }
.contact-email { display: inline-block; margin-bottom: 26px; color: var(--white); font-size: clamp(22px, 3vw, 34px); font-weight: 800; text-decoration: none; word-break: break-word; }
.contact-email:hover { color: var(--orange); }
.contact-note { margin: 0 0 30px; color: #aeb3b7; }

.site-footer { padding: 42px 0; background: #0b0c0d; color: #a7abb0; border-top: 1px solid #25282a; }
.footer-grid { display: grid; grid-template-columns: 1fr auto auto; gap: 40px; align-items: center; }
.footer-logo { width: 230px; filter: brightness(0) invert(1); opacity: .9; }
.site-footer p { margin: 3px 0; font-size: 13px; }
.site-footer a { color: var(--white); text-decoration: none; }

@media (max-width: 900px) {
  .brand img { width: 220px; }
  .nav-toggle { display: block; }
  .main-nav {
    display: none;
    position: absolute;
    top: 86px;
    left: 20px;
    right: 20px;
    padding: 24px;
    flex-direction: column;
    align-items: stretch;
    background: var(--white);
    border: 1px solid var(--line);
    border-radius: 18px;
    box-shadow: 0 20px 50px rgba(0,0,0,.12);
  }
  .main-nav.open { display: flex; }
  .nav-contact { text-align: center; }
  .hero-grid, .services-layout, .about-grid, .contact-grid { grid-template-columns: 1fr; }
  .hero-grid { padding: 86px 0; gap: 44px; }
  .hero, .hero-grid { min-height: auto; }
  .hero-panel { min-height: 300px; }
  .equipment-grid { grid-template-columns: 1fr 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
}

@media (max-width: 600px) {
  .container { width: min(calc(100% - 28px), var(--max)); }
  .nav-wrap { min-height: 76px; }
  .brand img { width: 188px; }
  .main-nav { top: 76px; left: 14px; right: 14px; }
  .hero-grid { padding: 66px 0; }
  .hero h1 { font-size: 52px; }
  .section { padding: 78px 0; }
  .section h2 { font-size: 45px; }
  .equipment-grid { grid-template-columns: 1fr; }
  .card { min-height: 230px; }
  .hero-actions .btn { width: 100%; }
  .contact-card { padding: 26px; }
}