:root {
  --navy: #10263f;
  --blue: #277bd6;
  --sky: #dff0ff;
  --light: #f6fbff;
  --white: #ffffff;
  --text: #162033;
  --muted: #607086;
  --line: rgba(16, 38, 63, 0.12);
  --shadow: 0 24px 60px rgba(16, 38, 63, 0.12);
  --radius: 24px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  background: var(--light);
  color: var(--text);
  line-height: 1.6;
}
a { color: inherit; text-decoration: none; }
.navbar {
  position: fixed;
  top: 0;
  width: 100%;
  z-index: 50;
  background: rgba(246, 251, 255, 0.86);
  backdrop-filter: blur(18px);
  border-bottom: 1px solid var(--line);
}
.nav-inner {
  max-width: 1180px;
  margin: 0 auto;
  padding: 16px 22px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.brand {
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  background: linear-gradient(135deg, var(--navy), var(--blue));
  color: var(--white);
  border-radius: 14px;
  font-weight: 800;
  letter-spacing: 1px;
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
  font-weight: 700;
  font-size: 14px;
  color: var(--navy);
}
.nav-cta {
  padding: 10px 18px;
  border-radius: 999px;
  background: var(--navy);
  color: var(--white);
}
.menu-toggle { display: none; background: none; border: 0; font-size: 28px; color: var(--navy); }
.hero {
  position: relative;
  min-height: 92vh;
  display: flex;
  align-items: center;
  padding: 140px 22px 80px;
  overflow: hidden;
  background: linear-gradient(140deg, #ecf8ff 0%, #ffffff 42%, #d8eeff 100%);
}
.hero-bg::before,
.hero-bg::after {
  content: "";
  position: absolute;
  border-radius: 999px;
  filter: blur(8px);
  opacity: 0.6;
}
.hero-bg::before { width: 460px; height: 460px; background: #9ed6ff; right: -120px; top: 120px; }
.hero-bg::after { width: 320px; height: 320px; background: #c5e8ff; left: -100px; bottom: 80px; }
.hero-content {
  max-width: 1120px;
  margin: 0 auto;
  position: relative;
  z-index: 2;
}
.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.16em;
  font-size: 12px;
  font-weight: 800;
  color: var(--blue);
  margin: 0 0 16px;
}
.eyebrow.dark { color: var(--blue); }
h1, h2, h3 { line-height: 1.08; margin: 0; color: var(--navy); }
h1 { font-size: clamp(42px, 7vw, 78px); max-width: 980px; letter-spacing: -0.05em; }
.hero-subtitle { max-width: 760px; font-size: 21px; color: var(--muted); margin: 28px 0 0; }
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; margin-top: 34px; }
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 15px 24px;
  border-radius: 999px;
  font-weight: 800;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.btn:hover { transform: translateY(-2px); }
.btn-primary { background: var(--navy); color: white; box-shadow: var(--shadow); }
.btn-secondary { background: white; color: var(--navy); border: 1px solid var(--line); }
.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(160px, 1fr));
  gap: 16px;
  max-width: 760px;
  margin-top: 56px;
}
.hero-stats div {
  background: rgba(255,255,255,0.74);
  border: 1px solid var(--line);
  border-radius: 20px;
  padding: 22px;
  box-shadow: 0 12px 30px rgba(16, 38, 63, 0.07);
}
.hero-stats strong { display: block; color: var(--navy); font-size: 26px; line-height: 1; }
.hero-stats span { color: var(--muted); font-weight: 700; font-size: 13px; }
.section { max-width: 1180px; margin: 0 auto; padding: 90px 22px; }
.section-grid.two-col { display: grid; grid-template-columns: 0.9fr 1.1fr; gap: 60px; align-items: start; }
.section h2 { font-size: clamp(32px, 4vw, 52px); letter-spacing: -0.04em; }
.section-heading { max-width: 780px; margin-bottom: 42px; }
.section-heading p:not(.eyebrow) { color: var(--muted); font-size: 18px; }
.cards-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.card {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 28px;
  box-shadow: 0 14px 40px rgba(16, 38, 63, 0.06);
}
.icon { font-size: 34px; margin-bottom: 18px; }
.card h3 { font-size: 22px; margin-bottom: 12px; }
.card p, .intro-section p { color: var(--muted); margin: 0 0 16px; }
.project-section { max-width: none; background: var(--navy); color: white; padding-left: 22px; padding-right: 22px; }
.project-panel { max-width: 1180px; margin: 0 auto; display: grid; grid-template-columns: 1.2fr 0.8fr; gap: 28px; align-items: stretch; }
.project-copy, .project-card {
  border-radius: 30px;
  padding: 42px;
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.14);
}
.project-copy h2, .project-card h3 { color: white; }
.project-copy p, .project-card p { color: rgba(255,255,255,0.78); }
.check-list { list-style: none; padding: 0; margin: 28px 0 0; }
.check-list li { margin: 14px 0; padding-left: 30px; position: relative; color: rgba(255,255,255,0.88); }
.check-list li::before { content: "✓"; position: absolute; left: 0; color: #83d4ff; font-weight: 900; }
.project-card { display: flex; flex-direction: column; justify-content: end; background: linear-gradient(140deg, rgba(39,123,214,0.56), rgba(255,255,255,0.08)); }
.project-card span { color: #aee1ff; text-transform: uppercase; letter-spacing: 0.14em; font-size: 12px; font-weight: 800; margin-bottom: 18px; }
.project-card h3 { font-size: 34px; letter-spacing: -0.03em; margin-bottom: 16px; }
.gallery-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.gallery-item {
  min-height: 230px;
  border-radius: 26px;
  overflow: hidden;
  position: relative;
  background: linear-gradient(135deg, #cfeaff, #ffffff);
  border: 1px solid var(--line);
  box-shadow: 0 14px 36px rgba(16, 38, 63, 0.07);
}
.gallery-item::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent, rgba(16,38,63,0.76));
}
.gallery-item span {
  position: absolute;
  left: 22px;
  right: 22px;
  bottom: 20px;
  color: white;
  font-weight: 900;
  font-size: 18px;
}
.quote-box {
  background: linear-gradient(135deg, #ffffff, #e6f5ff);
  border: 1px solid var(--line);
  border-radius: 34px;
  padding: 56px;
  box-shadow: var(--shadow);
  text-align: center;
}
.quote-box p { color: var(--muted); max-width: 780px; margin: 20px auto 0; font-size: 20px; }
.contact-card {
  background: white;
  border: 1px solid var(--line);
  border-radius: 34px;
  padding: 44px;
  display: grid;
  grid-template-columns: 1fr 0.8fr;
  gap: 40px;
  align-items: center;
  box-shadow: var(--shadow);
}
.contact-card p { color: var(--muted); }
.contact-details { display: grid; gap: 12px; }
.contact-details a {
  display: block;
  padding: 16px 18px;
  border-radius: 16px;
  background: #f3f9ff;
  border: 1px solid var(--line);
  color: var(--navy);
  font-weight: 800;
}
.contact-details .whatsapp { background: #dff7e8; }
footer { text-align: center; padding: 30px 22px; color: var(--muted); }
@media (max-width: 900px) {
  .menu-toggle { display: block; }
  .nav-links {
    position: absolute;
    left: 16px;
    right: 16px;
    top: 76px;
    flex-direction: column;
    background: white;
    padding: 20px;
    border-radius: 20px;
    box-shadow: var(--shadow);
    display: none;
  }
  .nav-links.open { display: flex; }
  .section-grid.two-col, .project-panel, .contact-card { grid-template-columns: 1fr; }
  .cards-grid, .gallery-grid { grid-template-columns: 1fr 1fr; }
  .hero-stats { grid-template-columns: 1fr; }
}
@media (max-width: 620px) {
  .hero { min-height: auto; padding-top: 120px; }
  .hero-subtitle { font-size: 18px; }
  .cards-grid, .gallery-grid { grid-template-columns: 1fr; }
  .quote-box, .contact-card, .project-copy, .project-card { padding: 28px; border-radius: 24px; }
}