:root{
  /* Design tokens (HSL triples where appropriate) */
  --background: 0 0% 100%;
  --foreground: 204 90% 15%;

  --primary: 204 100% 32%;
  --primary-foreground: 0 0% 100%;
  --primary-light: 204 100% 45%;
  --primary-dark: 204 100% 25%;

  --secondary: 142 60% 45%;
  --secondary-foreground: 0 0% 100%;

  --muted: 204 20% 96%;
  --muted-foreground: 204 15% 45%;

  --accent: 45 95% 55%;
  --accent-foreground: 204 90% 15%;

  --border: 204 20% 88%;
  --radius: 0.6rem;

  --shadow-sm: 0 3px 8px rgba(3,10,25,0.06);
  --shadow-md: 0 8px 30px rgba(3,10,25,0.08);
}

/* Global body */
body{
  background: hsl(var(--background));
  color: hsl(var(--foreground));
  font-family: "Open Sans", system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial;
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
}

/* Navbar */
.navbar-reboot {
  background: linear-gradient(90deg, hsl(var(--primary-dark)), hsl(var(--primary)));
  padding: 0.6rem 0;
  box-shadow: var(--shadow-sm);
  border-bottom: 1px solid rgba(0,0,0,0.03);
}
.mtg-logo { height:48px; width:auto; }
.navbar-reboot .nav-link { color: rgba(255,255,255,0.95); margin-right:0.6rem; font-weight:600; }
.navbar-reboot .nav-link:hover { color: var(--accent-foreground); text-decoration: none; }
.navbar-reboot .navbar-toggler { border: none; background: transparent; color: #fff; }
.navbar-reboot .dropdown-menu { min-width:180px; border-radius:6px; padding:0.4rem 0; }

/* CTA buttons */
.btn-cta,
.btn-cta:visited {
  display:inline-block;
  background: linear-gradient(180deg, hsl(var(--secondary)) 0%, hsl(var(--secondary)) 100%);
  color: hsl(var(--secondary-foreground));
  border: none;
  border-radius: 8px;
  padding: 10px 16px;
  font-weight: 700;
  box-shadow: 0 6px 18px rgba(22, 163, 133, 0.08);
  transition: transform .12s ease, box-shadow .12s ease, opacity .12s;
}
.btn-cta:hover { transform: translateY(-1px); opacity: .95; text-decoration:none; }

.btn-outline-cta {
  display:inline-block;
  background: transparent;
  color: hsl(var(--primary-foreground));
  border: 1px solid rgba(255,255,255,0.18);
  padding: 8px 14px;
  border-radius: 8px;
  font-weight:600;
}
.btn-outline-cta:hover { background: rgba(255,255,255,0.05); }

/* Hero */
.hero-section {
  padding: 60px 0;
  background: linear-gradient(135deg, hsl(var(--primary)), hsl(var(--primary-light)));
  color: var(--primary-foreground);
}
.hero-inner { display:flex; align-items:center; gap:24px; }
.hero-heading { font-size: clamp(28px, 4vw, 48px); font-weight:700; margin-bottom:12px; }
.hero-sub { font-size: 1.125rem; opacity: .95; margin-bottom:18px; }
.hero-illustration { max-width:540px; width:100%; border-radius: 10px; box-shadow: var(--shadow-md); background: linear-gradient(180deg, rgba(255,255,255,0.06), rgba(255,255,255,0.02)); }

/* Cards / tiles */
.bg-card { background: hsl(var(--card) ); border-radius: 10px; }
.card-hero { padding: 22px; border-radius: 10px; border: 1px solid rgba(0,0,0,0.03); }

/* Footer */
.site-footer { background: hsl(var(--background)); color: hsl(var(--foreground)); border-top: 1px solid hsl(var(--border)); }
.site-footer .footer-title { color: hsl(var(--secondary)); font-weight:700; margin-bottom:8px; }
.site-footer .footer-links a { color: rgba(0,0,0,0.75); text-decoration:none; }
.site-footer .footer-links a:hover { color: hsl(var(--primary)); }

/* Utility classes */
.text-primary { color: hsl(var(--primary)); }
.text-secondary { color: hsl(var(--secondary)); }
.shadow-md { box-shadow: var(--shadow-md); }
.rounded { border-radius: var(--radius); }

/* Responsive small fixes */
@media (max-width: 767px) {
  .hero-inner { flex-direction: column-reverse; text-align:center;}
  .mtg-logo { height:42px; }
  .navbar-reboot { padding: 0.5rem; }
  .nav-link { font-size:0.95rem; }
}