/* Centro Médico Integral Maimónides — hoja de estilos del sitio de práctica */
:root {
  --azul: #0f4c81;
  --azul-claro: #e8f1f8;
  --gris: #4a5568;
  --borde: #d6dee6;
  --aviso-fondo: #fff3cd;
  --aviso-borde: #ffcc66;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: "Segoe UI", system-ui, sans-serif;
  color: #1a202c;
  line-height: 1.5;
}
.aviso {
  background: var(--aviso-fondo);
  border-bottom: 2px solid var(--aviso-borde);
  padding: 0.6rem 1rem;
  text-align: center;
  font-size: 0.85rem;
  font-weight: 600;
}
.aviso.pie {
  border-bottom: none;
  border-top: 2px solid var(--aviso-borde);
  margin-top: 2rem;
}
header.principal {
  background: var(--azul);
  color: white;
  padding: 1rem 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
header.principal .marca {
  font-weight: 700;
  font-size: 1.2rem;
}
nav.principal a {
  color: white;
  text-decoration: none;
  margin-left: 1.2rem;
  font-size: 0.95rem;
}
nav.principal a:hover { text-decoration: underline; }
main { max-width: 960px; margin: 0 auto; padding: 2rem 1.5rem; }
h1 { color: var(--azul); }
.tarjeta {
  background: var(--azul-claro);
  border: 1px solid var(--borde);
  border-radius: 8px;
  padding: 1.2rem;
  margin-bottom: 1rem;
}
.rejilla { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 1rem; }
footer.principal {
  background: #f4f6f8;
  color: var(--gris);
  padding: 1.5rem;
  text-align: center;
  font-size: 0.85rem;
}