:root {
  --primary: #1a3a5c;
  --primary-light: #2a5a8c;
  --accent: #c9a84c;
  --accent-hover: #b8942e;
  --bg: #ffffff;
  --bg-alt: #f4f6f9;
  --bg-dark: #0f1f2f;
  --text-dark: #1a1a2e;
  --text-muted: #5a6a7a;
  --text-light: #f8f9fa;
  --border: #dce1e8;
  --shadow: 0 2px 12px rgba(0,0,0,0.06);
  --radius: 8px;
  --font: 'Segoe UI', system-ui, -apple-system, sans-serif;
  --max-width: 1140px;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }
body { font-family: var(--font); color: var(--text-dark); line-height: 1.7; background: var(--bg); }

a { color: var(--primary-light); text-decoration: none; }
a:hover { color: var(--accent); }
img { max-width: 100%; display: block; }

.container { max-width: var(--max-width); margin: 0 auto; padding: 0 24px; }

/* Navbar */
.navbar {
  background: var(--bg);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 100;
  padding: 0 24px;
}
.navbar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 70px;
}
.navbar .logo {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--primary);
  letter-spacing: -0.3px;
}
.navbar .logo span { color: var(--accent); }
.nav-links { display: flex; align-items: center; gap: 8px; list-style: none; }
.nav-links a {
  display: block;
  padding: 8px 16px;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-dark);
  border-radius: var(--radius);
  transition: background 0.2s, color 0.2s;
}
.nav-links a:hover, .nav-links a.active { background: var(--bg-alt); color: var(--primary); }
.nav-links .btn-primary { color: var(--bg); }
.nav-links .btn-primary:hover { background: var(--accent-hover); color: var(--bg); }
.hamburger { display: none; flex-direction: column; gap: 5px; cursor: pointer; background: none; border: none; padding: 4px; }
.hamburger span { display: block; width: 24px; height: 2px; background: var(--primary); border-radius: 2px; transition: 0.3s; }

/* Buttons */
.btn { display: inline-block; padding: 12px 28px; font-size: 0.95rem; font-weight: 600; border-radius: var(--radius); transition: all 0.25s; border: 2px solid transparent; cursor: pointer; text-align: center; }
.btn-primary { background: var(--accent); color: var(--bg); border-color: var(--accent); }
.btn-primary:hover { background: var(--accent-hover); border-color: var(--accent-hover); color: var(--bg); }
.btn-outline { background: transparent; color: var(--bg); border-color: var(--bg); }
.btn-outline:hover { background: var(--bg); color: var(--primary); }

/* Page hero band */
.page-hero {
  background: var(--primary);
  color: var(--text-light);
  padding: 70px 0 60px;
  text-align: center;
}
.page-hero h1 { font-size: 2.4rem; margin-bottom: 10px; }
.page-hero p { font-size: 1.1rem; opacity: 0.85; max-width: 600px; margin: 0 auto; }

/* Sections */
.section { padding: 80px 0; }
.section-alt { background: var(--bg-alt); }
.section-title { font-size: 2rem; color: var(--primary); margin-bottom: 12px; text-align: center; }
.section-sub { font-size: 1.05rem; color: var(--text-muted); text-align: center; max-width: 640px; margin: 0 auto 48px; }

/* Hero (home) */
.hero {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
  color: var(--text-light);
  padding: 110px 0 100px;
  text-align: center;
}
.hero h1 { font-size: 2.8rem; line-height: 1.2; margin-bottom: 18px; max-width: 720px; margin-left: auto; margin-right: auto; }
.hero p { font-size: 1.15rem; opacity: 0.88; max-width: 580px; margin: 0 auto 36px; }
.hero .btn-group { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }

/* Services grid */
.services-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.service-card {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 36px 28px;
  transition: box-shadow 0.3s, transform 0.3s;
}
.service-card:hover { box-shadow: var(--shadow); transform: translateY(-4px); }
.service-card .icon { font-size: 2.4rem; margin-bottom: 16px; }
.service-card h3 { font-size: 1.15rem; margin-bottom: 10px; color: var(--primary); }
.service-card p { font-size: 0.92rem; color: var(--text-muted); line-height: 1.6; }

/* About strip */
.about-strip { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: center; }
.about-strip h2 { font-size: 2rem; color: var(--primary); margin-bottom: 16px; }
.about-strip p { color: var(--text-muted); margin-bottom: 16px; }

/* Credentials */
.credentials {
  background: var(--primary);
  color: var(--text-light);
  padding: 50px 0;
  text-align: center;
}
.credentials-grid { display: flex; justify-content: center; gap: 48px; flex-wrap: wrap; }
.cred-item { text-align: center; }
.cred-item .label { display: block; font-size: 0.8rem; text-transform: uppercase; letter-spacing: 1px; opacity: 0.7; margin-bottom: 4px; }
.cred-item .value { font-size: 1.3rem; font-weight: 600; }

/* CTA strip */
.cta-strip {
  background: var(--bg-alt);
  text-align: center;
  padding: 70px 0;
  border-top: 1px solid var(--border);
}
.cta-strip h2 { font-size: 1.8rem; color: var(--primary); margin-bottom: 12px; }
.cta-strip p { color: var(--text-muted); margin-bottom: 28px; max-width: 520px; margin-left: auto; margin-right: auto; }

/* Content pages (privacy, terms, about expanded) */
.content-page { padding: 60px 0; }
.content-page h2 { font-size: 1.5rem; color: var(--primary); margin-top: 36px; margin-bottom: 12px; }
.content-page h3 { font-size: 1.15rem; color: var(--text-dark); margin-top: 24px; margin-bottom: 8px; }
.content-page p { margin-bottom: 14px; color: var(--text-muted); }
.content-page ul { margin: 0 0 16px 24px; color: var(--text-muted); }
.content-page ul li { margin-bottom: 6px; }
.content-page address { font-style: normal; background: var(--bg-alt); padding: 16px 20px; border-radius: var(--radius); margin: 16px 0; }

/* Contact form */
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; }
.contact-info h3 { font-size: 1.1rem; color: var(--primary); margin-bottom: 6px; }
.contact-info p { color: var(--text-muted); margin-bottom: 20px; }
.contact-info .detail { margin-bottom: 24px; }
.contact-form label { display: block; font-size: 0.9rem; font-weight: 600; margin-bottom: 4px; }
.contact-form input, .contact-form textarea { width: 100%; padding: 12px 14px; border: 1px solid var(--border); border-radius: var(--radius); font-family: var(--font); font-size: 0.95rem; margin-bottom: 16px; transition: border 0.2s; background: var(--bg); }
.contact-form input:focus, .contact-form textarea:focus { outline: none; border-color: var(--primary-light); }

/* Footer */
.footer { background: var(--bg-dark); color: var(--text-light); padding: 60px 0 0; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 40px; }
.footer h4 { font-size: 1rem; margin-bottom: 16px; color: var(--accent); }
.footer p, .footer a { font-size: 0.9rem; color: rgba(255,255,255,0.7); line-height: 2; }
.footer a:hover { color: var(--accent); }
.footer-brand { font-size: 1.2rem; font-weight: 700; margin-bottom: 8px; }
.footer-brand span { color: var(--accent); }
.footer .legal { font-size: 0.82rem; opacity: 0.6; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.1); margin-top: 40px; padding: 24px 0; text-align: center; font-size: 0.85rem; color: rgba(255,255,255,0.5); }

/* Mobile */
@media (max-width: 768px) {
  .hamburger { display: flex; }
  .nav-links { display: none; flex-direction: column; position: absolute; top: 70px; left: 0; right: 0; background: var(--bg); border-bottom: 1px solid var(--border); padding: 16px 24px; gap: 4px; }
  .nav-links.open { display: flex; }
  .hero { padding: 70px 0 60px; }
  .hero h1 { font-size: 2rem; }
  .services-grid { grid-template-columns: 1fr; }
  .about-strip { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
  .page-hero { padding: 50px 0 40px; }
  .page-hero h1 { font-size: 1.8rem; }
  .section { padding: 50px 0; }
}

@media (max-width: 480px) {
  .footer-grid { grid-template-columns: 1fr; }
  .credentials-grid { gap: 24px; }
}