:root {
  --navy: #0B1F33;
  --text: #1A2332;
  --muted: #5A6570;
  --bg: #FFFFFF;
  --surface: #F7F8FA;
  --accent: #0B1F33;
  --line: #E2E6EB;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', system-ui, sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.6;
}

.container { max-width: 1080px; margin: 0 auto; padding: 0 32px; }

.header {
  position: fixed; top: 0; left: 0; right: 0;
  background: rgba(255,255,255,0.97);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
  z-index: 1000;
}

.nav {
  max-width: 1080px; margin: 0 auto;
  padding: 18px 32px;
  display: flex; align-items: center; justify-content: space-between;
}

.logo { height: 38px; width: auto; }

.nav-links { display: flex; list-style: none; gap: 36px; }
.nav-links a { color: var(--text); text-decoration: none; font-weight: 500; font-size: 15px; }
.nav-links a:hover { color: var(--navy); }

.hero {
  padding: 160px 0 100px;
  background: var(--navy);
  color: #FFFFFF;
}

.hero-content { max-width: 680px; }
.eyebrow { font-size: 13px; letter-spacing: 1.5px; text-transform: uppercase; opacity: 0.8; margin-bottom: 16px; font-weight: 500; }
.hero h1 {
  font-family: 'Source Serif 4', Georgia, serif;
  font-size: clamp(40px, 5vw, 56px);
  font-weight: 500;
  line-height: 1.15;
  margin-bottom: 20px;
}
.subtitle { font-size: 18px; opacity: 0.9; margin-bottom: 32px; max-width: 540px; }

.btn {
  display: inline-block;
  background: #FFFFFF;
  color: var(--navy);
  padding: 14px 28px;
  text-decoration: none;
  font-weight: 600;
  font-size: 15px;
  border: none;
  cursor: pointer;
  transition: opacity 0.2s;
}
.btn:hover { opacity: 0.9; }

.section { padding: 100px 0; }
.section-header { margin-bottom: 48px; max-width: 560px; }
.section-header h2 {
  font-family: 'Source Serif 4', serif;
  font-size: 36px;
  font-weight: 500;
  margin-bottom: 12px;
  color: var(--navy);
}
.section-header p { color: var(--muted); font-size: 17px; }

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 32px;
}
.service-item {
  padding: 32px 0;
  border-top: 1px solid var(--line);
}
.service-item h3 { font-size: 18px; margin-bottom: 10px; font-weight: 600; color: var(--navy); }
.service-item p { color: var(--muted); font-size: 15px; }

.approach { background: var(--surface); }
.approach-grid {
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: 60px;
  align-items: start;
}
.approach h2 {
  font-family: 'Source Serif 4', serif;
  font-size: 36px;
  font-weight: 500;
  margin-bottom: 20px;
  color: var(--navy);
}
.approach p { color: var(--muted); margin-bottom: 16px; font-size: 16px; }
.approach-steps { display: flex; flex-direction: column; gap: 12px; }
.step {
  padding: 16px 0;
  border-bottom: 1px solid var(--line);
  font-size: 15px;
}
.step strong { color: var(--navy); margin-right: 12px; font-weight: 600; }

.clients-container { text-align: center; padding: 20px 0; }
.clients-image { max-width: 100%; height: auto; opacity: 0.85; }

.contact { background: var(--surface); }
.contact-inner { max-width: 560px; }
.contact h2 {
  font-family: 'Source Serif 4', serif;
  font-size: 36px;
  font-weight: 500;
  margin-bottom: 12px;
  color: var(--navy);
}
.contact > .container > .contact-inner > p { color: var(--muted); margin-bottom: 32px; }
.contact-form input,
.contact-form textarea {
  width: 100%;
  padding: 14px 16px;
  margin-bottom: 16px;
  border: 1px solid var(--line);
  background: #FFFFFF;
  font-family: inherit;
  font-size: 15px;
}
.contact-form input:focus,
.contact-form textarea:focus { outline: none; border-color: var(--navy); }

.footer {
  background: var(--navy);
  color: #FFFFFF;
  padding: 56px 0 28px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.2fr 1.5fr 1fr;
  gap: 40px;
  margin-bottom: 40px;
}
.footer-logo { height: 32px; filter: brightness(0) invert(1); margin-bottom: 12px; }
.footer p, .footer a { font-size: 14px; opacity: 0.85; text-decoration: none; margin-bottom: 6px; display: block; color: #FFFFFF; }
.footer a:hover { opacity: 1; }
.footer-links { margin-top: 12px; }
.footer-links a { display: inline-block; margin-right: 16px; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.15); padding-top: 20px; font-size: 13px; opacity: 0.7; }

.reveal { opacity: 0; transform: translateY(20px); transition: opacity 0.5s ease, transform 0.5s ease; }
.reveal.visible { opacity: 1; transform: translateY(0); }

@media (max-width: 768px) {
  .nav-links { display: none; }
  .approach-grid, .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .hero { padding: 120px 0 70px; }
  .section { padding: 70px 0; }
  .container { padding: 0 20px; }
}