:root {
  --bg: #f4f8fb;
  --surface: #ffffff;
  --surface-2: #eef4f8;
  --text: #102033;
  --muted: #5f7288;
  --primary: #0e7aa8;
  --primary-dark: #0a5d80;
  --accent: #10b3b8;
  --dark: #0c1827;
  --border: rgba(16, 32, 51, 0.08);
  --shadow: 0 18px 50px rgba(12, 24, 39, 0.08);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: Inter, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.6;
}

a { color: inherit; text-decoration: none; }
.container {
  width: min(1120px, calc(100% - 40px));
  margin: 0 auto;
}
.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  backdrop-filter: blur(14px);
  background: rgba(244, 248, 251, 0.82);
  border-bottom: 1px solid rgba(16, 32, 51, 0.05);
}
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 0;
  gap: 18px;
}
.brand { display: flex; align-items: center; gap: 14px; }
.brand-mark {
  width: 44px; height: 44px; border-radius: 14px;
  display: grid; place-items: center;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  color: white; font-weight: 800;
  box-shadow: var(--shadow);
}
.brand-name { font-weight: 800; }
.brand-sub { color: var(--muted); font-size: 13px; }
nav { display: flex; gap: 24px; flex-wrap: wrap; }
nav a { color: var(--muted); font-weight: 600; }
nav a:hover { color: var(--primary); }
.hero {
  padding: 72px 0 56px;
  background:
    radial-gradient(circle at top right, rgba(16,179,184,0.18), transparent 26%),
    linear-gradient(180deg, #f8fcff 0%, #f4f8fb 100%);
}
.hero-grid, .quality-grid, .contact-grid, .process-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 32px;
  align-items: center;
}
.eyebrow {
  display: inline-block;
  padding: 6px 12px;
  border-radius: 999px;
  background: rgba(14, 122, 168, 0.08);
  color: var(--primary);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
h1, h2, h3 { line-height: 1.15; margin: 0; }
h1 { font-size: clamp(40px, 6vw, 64px); margin-top: 18px; }
h2 { font-size: clamp(28px, 4vw, 42px); margin: 12px 0 0; }
h3 { font-size: 24px; margin-bottom: 10px; }
p { margin: 0; }
.hero-copy, .section-head p, .contact-grid p { color: var(--muted); font-size: 18px; margin-top: 18px; }
.hero-actions {
  display: flex; gap: 14px; flex-wrap: wrap;
  margin-top: 28px;
}
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 14px 22px; border-radius: 14px;
  font-weight: 700; transition: 0.2s ease;
}
.btn:hover { transform: translateY(-1px); }
.btn-primary { background: var(--primary); color: white; box-shadow: var(--shadow); }
.btn-primary:hover { background: var(--primary-dark); }
.btn-secondary { background: white; border: 1px solid var(--border); }
.btn.full { width: 100%; margin-top: 18px; }
.hero-metrics {
  list-style: none; padding: 0; margin: 32px 0 0;
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px;
}
.hero-metrics li, .card, .hero-card {
  background: rgba(255,255,255,0.88);
  border: 1px solid var(--border);
  border-radius: 24px;
  box-shadow: var(--shadow);
}
.hero-metrics li { padding: 18px; }
.hero-metrics strong { display: block; font-size: 28px; }
.hero-metrics span { color: var(--muted); font-size: 14px; }
.hero-card { padding: 28px; }
.hero-card-top { font-weight: 800; margin-bottom: 18px; }
.spec-list { display: grid; gap: 16px; }
.spec-list div {
  display: flex; justify-content: space-between; gap: 16px;
  padding-bottom: 14px; border-bottom: 1px solid var(--border);
}
.spec-list div:last-child { border-bottom: 0; padding-bottom: 0; }
.spec-list span { color: var(--muted); }
.section { padding: 84px 0; }
.section.muted { background: var(--surface-2); }
.section.dark { background: var(--dark); color: white; }
.section-head { text-align: center; max-width: 760px; margin: 0 auto 36px; }
.section-head.left { text-align: left; margin: 0; }
.section-head.light p, .section.dark .eyebrow { color: rgba(255,255,255,0.78); }
.section.dark .eyebrow { background: rgba(255,255,255,0.08); }
.cards {
  display: grid; gap: 24px;
}
.three-up { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.two-up { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.card { padding: 28px; }
.card p, .card li, .checklist div { color: var(--muted); }
.card ul { margin: 16px 0 0; padding-left: 18px; }
.feature-card h3 { margin-bottom: 8px; }
.checklist { display: grid; gap: 16px; font-weight: 600; }
.timeline { display: grid; gap: 18px; }
.step {
  display: grid; grid-template-columns: 70px 1fr; gap: 18px;
  padding: 22px; border-radius: 22px;
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.08);
}
.step span {
  width: 52px; height: 52px; border-radius: 16px;
  display: grid; place-items: center; font-weight: 800;
  background: linear-gradient(135deg, rgba(16,179,184,0.9), rgba(14,122,168,0.9));
}
.step p { color: rgba(255,255,255,0.72); margin-top: 6px; }
.contact-card { max-width: 520px; justify-self: end; }
.contact-card > div { padding: 10px 0; border-bottom: 1px solid var(--border); }
.contact-card > div:last-of-type { border-bottom: 0; }

@media (max-width: 920px) {
  .hero-grid, .quality-grid, .contact-grid, .process-grid,
  .three-up, .two-up { grid-template-columns: 1fr; }
  .contact-card { justify-self: stretch; max-width: none; }
}

@media (max-width: 640px) {
  .nav { align-items: flex-start; flex-direction: column; }
  nav { gap: 14px; }
  .hero { padding-top: 48px; }
  .hero-metrics { grid-template-columns: 1fr; }
  .section { padding: 64px 0; }
}