:root {
  --primary: #0f4761;
  --navy: #0a2141;
  --blue: #0e5aa1;
  --cyan: #1386c3;
  --light: #4dafd1;
  --green: #8fae5e;
  --text: #1f2937;
  --muted: #667085;
  --bg: #f4f8fb;
  --surface: #ffffff;
  --line: #dbe6ee;
  --shadow: 0 22px 55px rgba(10, 33, 65, 0.08);
  --radius: 22px;
  --container: 1180px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif;
  color: var(--text);
  background: #fff;
  line-height: 1.65;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
.container { width: min(var(--container), calc(100% - 32px)); margin: 0 auto; }
.section { padding: 88px 0; }
.section-sm { padding: 64px 0; }
.bg-soft { background: linear-gradient(180deg, #ffffff 0%, #f7fbfe 100%); }
.bg-light { background: var(--bg); }

.topbar {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(12px);
  background: rgba(10, 33, 65, 0.84);
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.topbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 78px;
  gap: 20px;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  color: #fff;
  font-weight: 700;
}
.brand img { width: 122px; height: auto; }
.nav {
  display: flex;
  align-items: center;
  gap: 22px;
  color: rgba(255,255,255,0.92);
  font-size: 15px;
}
.nav a:hover { color: #fff; }
.nav-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0 18px;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--light), var(--cyan));
  color: #fff;
  font-weight: 700;
  box-shadow: 0 12px 26px rgba(19,134,195,0.28);
}

.hero {
  position: relative;
  overflow: hidden;
  min-height: 760px;
  display: flex;
  align-items: center;
  background:
    linear-gradient(115deg, rgba(10,33,65,0.94) 0%, rgba(15,71,97,0.88) 46%, rgba(19,134,195,0.72) 100%),
    url('../images/hero-bim.jpg') center/cover no-repeat;
}
.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at top right, rgba(77,175,209,0.35), transparent 32%),
    radial-gradient(circle at bottom left, rgba(143,174,94,0.22), transparent 26%);
}
.hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 40px;
  align-items: center;
}
.kicker {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 10px 16px;
  border-radius: 999px;
  background: rgba(255,255,255,0.12);
  border: 1px solid rgba(255,255,255,0.18);
  color: #fff;
  font-size: 13px;
  letter-spacing: .08em;
  text-transform: uppercase;
}
.kicker::before {
  content: "";
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--green);
}
.hero-logo { width: 168px; margin: 24px 0 22px; }
.hero h1,
.page-head h1,
.h2,
.card h3,
.feature h3,
.cta-box h2,
.stats-card h3,
.timeline h3,
.list-card h3,
.footer-brand {
  font-family: Georgia, "Times New Roman", serif;
  letter-spacing: -0.03em;
}
.hero h1 {
  margin: 0;
  font-size: clamp(42px, 6.2vw, 74px);
  line-height: 1.02;
  color: #fff;
}
.hero h1 span { color: #d9f2ff; }
.hero p.lead {
  margin: 24px 0 0;
  max-width: 760px;
  font-size: clamp(18px, 2vw, 22px);
  line-height: 1.75;
  color: rgba(255,255,255,0.88);
}
.actions { display: flex; flex-wrap: wrap; gap: 16px; margin-top: 34px; }
.btn,
.btn-outline,
.btn-light {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 52px;
  padding: 0 22px;
  border-radius: 999px;
  font-weight: 700;
  transition: transform .2s ease, opacity .2s ease;
}
.btn:hover,
.btn-outline:hover,
.btn-light:hover { transform: translateY(-2px); opacity: .96; }
.btn {
  background: linear-gradient(135deg, var(--light), var(--cyan));
  color: #fff;
  box-shadow: 0 14px 30px rgba(19,134,195,0.28);
}
.btn-outline {
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.18);
  color: #fff;
}
.btn-light {
  background: #fff;
  color: var(--navy);
}
.hero-card {
  background: rgba(255,255,255,0.1);
  border: 1px solid rgba(255,255,255,0.16);
  border-radius: 28px;
  padding: 28px;
  backdrop-filter: blur(10px);
  box-shadow: 0 24px 60px rgba(0,0,0,0.16);
}
.hero-card h3 { margin: 0 0 16px; color: #fff; font-size: 19px; }
.badges { display: grid; gap: 12px; }
.badge {
  padding: 14px 16px;
  border-radius: 16px;
  background: rgba(255,255,255,0.1);
  border: 1px solid rgba(255,255,255,0.12);
  color: #fff;
  font-size: 15px;
}
.badge strong { display: block; margin-bottom: 4px; }

.page-head {
  position: relative;
  padding: 84px 0;
  color: #fff;
  background:
    linear-gradient(120deg, rgba(10,33,65,0.94) 0%, rgba(15,71,97,0.88) 50%, rgba(19,134,195,0.74) 100%),
    url('../images/facade.jpg') center/cover no-repeat;
}
.page-head::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at right top, rgba(77,175,209,0.25), transparent 30%);
}
.page-head .container { position: relative; z-index: 1; }
.page-head h1 { margin: 12px 0 0; font-size: clamp(40px,5vw,62px); line-height: 1.05; }
.page-head p { max-width: 780px; font-size: 19px; color: rgba(255,255,255,0.88); }

.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 32px; align-items: stretch; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.card,
.feature,
.list-card,
.stats-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}
.card { padding: 34px; }
.card h2,
.section-title,
.page-section h2,
.cta-box h2 { color: var(--navy); margin: 0 0 16px; }
.section-title,
.page-section h2,
.cta-box h2 { font-size: clamp(30px, 4vw, 46px); line-height: 1.08; }
.block-label {
  margin: 0 0 12px;
  color: var(--cyan);
  font-size: 13px;
  letter-spacing: .08em;
  text-transform: uppercase;
  font-weight: 800;
}
.lead { font-size: 18px; line-height: 1.8; color: var(--text); }
.text-muted { color: var(--muted); }
.check-list,
.dot-list { list-style: none; padding: 0; margin: 22px 0 0; display: grid; gap: 14px; }
.check-list li,
.dot-list li { display: flex; gap: 12px; align-items: flex-start; }
.check-list li::before,
.dot-list li::before {
  content: "";
  width: 11px;
  height: 11px;
  flex: 0 0 11px;
  margin-top: 8px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--cyan), var(--green));
}
.visual {
  position: relative;
  min-height: 430px;
  overflow: hidden;
  border-radius: 28px;
  box-shadow: var(--shadow);
  background-size: cover;
  background-position: center;
}
.visual::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(10,33,65,0.08) 0%, rgba(10,33,65,0.42) 100%);
}
.visual-note {
  position: absolute;
  left: 24px;
  bottom: 24px;
  z-index: 1;
  max-width: calc(100% - 48px);
  padding: 14px 18px;
  border-radius: 16px;
  color: #fff;
  background: rgba(255,255,255,0.12);
  border: 1px solid rgba(255,255,255,0.16);
  backdrop-filter: blur(8px);
}
.feature { padding: 28px; }
.feature-icon {
  width: 54px;
  height: 54px;
  border-radius: 16px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 18px;
  background: linear-gradient(135deg, rgba(19,134,195,.16), rgba(143,174,94,.2));
  color: var(--primary);
  font-weight: 800;
}
.feature h3 { margin: 0 0 12px; font-size: 22px; color: var(--navy); }
.list-card { padding: 26px; }
.list-card h3 { margin: 0 0 12px; font-size: 20px; color: var(--navy); }
.list-card ul { margin: 0; padding-left: 18px; line-height: 1.8; }
.note {
  margin-top: 18px;
  padding: 18px 20px;
  border-radius: 16px;
  border-left: 4px solid var(--cyan);
  background: rgba(19,134,195,0.08);
}
.stats-card { padding: 26px; }
.stats-card h3 { margin: 0 0 12px; font-size: 24px; color: var(--navy); }
.stats-list { list-style: none; padding: 0; margin: 0; display: grid; gap: 12px; }
.stats-list li { display: flex; justify-content: space-between; gap: 12px; border-bottom: 1px solid var(--line); padding-bottom: 12px; }
.stats-list li:last-child { border-bottom: 0; padding-bottom: 0; }
.stat-value { color: var(--primary); font-weight: 800; }
.split { display: grid; grid-template-columns: .95fr 1.05fr; gap: 32px; align-items: center; }

.target-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 18px; margin-top: 28px; }
.target {
  background: linear-gradient(180deg, #fff 0%, #f7fbfe 100%);
  border: 1px solid var(--line);
  border-radius: 18px;
  box-shadow: var(--shadow);
  padding: 22px 18px;
  text-align: center;
}
.timeline { display: grid; gap: 18px; }
.timeline-item {
  padding: 22px 24px;
  border-radius: 18px;
  background: #fff;
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}
.timeline-item h3 { margin: 0 0 8px; font-size: 22px; color: var(--navy); }
.timeline-item p { margin: 0; }
.cta-box {
  position: relative;
  overflow: hidden;
  border-radius: 30px;
  padding: 54px;
  color: #fff;
  background:
    linear-gradient(115deg, rgba(10,33,65,0.94) 0%, rgba(15,71,97,0.88) 46%, rgba(19,134,195,0.72) 100%),
    url('../images/blueprint.jpg') center/cover no-repeat;
  box-shadow: 0 28px 60px rgba(10,33,65,0.18);
}
.cta-box::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at bottom right, rgba(143,174,94,0.22), transparent 24%);
}
.cta-inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1.1fr .9fr;
  gap: 26px;
  align-items: center;
}
.cta-box h2 { color: #fff; margin-bottom: 14px; }
.cta-box p { color: rgba(255,255,255,0.88); font-size: 18px; line-height: 1.8; }
.contact-card {
  padding: 24px;
  border-radius: 22px;
  background: rgba(255,255,255,0.12);
  border: 1px solid rgba(255,255,255,0.16);
  backdrop-filter: blur(10px);
}
.contact-card p { margin: 0 0 10px; color: #fff; }
.contact-card p:last-child { margin-bottom: 0; }
.footer {
  padding: 34px 0 50px;
  background: #07172d;
  color: rgba(255,255,255,0.76);
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.1fr .9fr;
  gap: 20px;
  align-items: start;
}
.footer-brand { font-size: 24px; color: #fff; margin: 0 0 10px; }
.footer ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 8px; }
.muted-small { font-size: 14px; color: rgba(255,255,255,0.6); }

@media (max-width: 1080px) {
  .hero-grid,
  .grid-4,
  .grid-3,
  .grid-2,
  .split,
  .cta-inner,
  .footer-grid,
  .target-grid {
    grid-template-columns: 1fr 1fr;
  }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .target-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 780px) {
  .topbar-inner { min-height: 72px; }
  .nav { display: none; }
  .hero,
  .page-head { min-height: auto; }
  .hero { padding: 78px 0 56px; }
  .hero-grid,
  .grid-4,
  .grid-3,
  .grid-2,
  .split,
  .cta-inner,
  .footer-grid,
  .target-grid { grid-template-columns: 1fr; }
  .section { padding: 62px 0; }
  .card,
  .feature,
  .list-card,
  .cta-box,
  .stats-card { padding: 26px; }
  .visual { min-height: 300px; }
  .brand img { width: 110px; }
}