/* Unidades disponibles de un proyecto (tarjetas con botón de consulta por WhatsApp) */
.un-seccion {
  max-width: 1100px;
  margin: 4rem auto;
  padding: 2.75rem 2rem 2.5rem;
  border-radius: 16px;
  background: var(--gb-crema);
  font-family: 'Montserrat', sans-serif;
}

.un-encabezado {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  justify-content: space-between;
  gap: 0.75rem 2rem;
  margin-bottom: 2rem;
}

.un-pre {
  display: block;
  color: var(--gb-azul);
  font-size: clamp(1.3rem, 2.2vw, 2rem);
  font-weight: 400;
  line-height: 1.1;
}

.un-titulo {
  margin: 0;
  color: var(--gb-rojo);
  font-size: clamp(1.5rem, 2.6vw, 2.4rem);
  font-weight: 700;
  line-height: 1.15;
}

.un-etapa {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.45rem 1rem;
  border-radius: 999px;
  background: #fff;
  color: var(--gb-azul);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.un-etapa::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #2e9d5b;
}

.un-lista {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.un-card {
  display: flex;
  flex-direction: column;
  padding: 1.4rem 1.3rem 1.3rem;
  border: 1px solid #ece4da;
  border-radius: 12px;
  background: #fff;
  transition: transform 0.2s, box-shadow 0.2s;
}

.un-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 14px 30px -18px rgba(16, 36, 48, 0.45);
}

.un-piso {
  color: var(--gb-gris);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.un-tipo {
  margin: 0.35rem 0 0.15rem;
  color: var(--gb-azul);
  font-size: 1.2rem;
  font-weight: 700;
}

.un-orientacion {
  margin: 0;
  color: var(--gb-gris);
  font-size: 0.9rem;
}

.un-m2 {
  margin: 1rem 0 1.2rem;
  color: var(--gb-rojo);
  font-size: 0.95rem;
  font-weight: 500;
}

.un-m2 strong {
  font-size: 2.2rem;
  font-weight: 700;
  line-height: 1;
}

.un-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  margin-top: auto;
  padding: 0.65rem 1rem;
  border: 1px solid var(--gb-rojo);
  border-radius: 999px;
  color: var(--gb-rojo);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-decoration: none;
  text-transform: uppercase;
  transition: background-color 0.2s, color 0.2s;
}

.un-btn:hover {
  background: var(--gb-rojo);
  color: #fff;
}

.un-nota {
  margin: 1.5rem 0 0;
  color: var(--gb-gris);
  font-size: 0.85rem;
  text-align: center;
}

@media (max-width: 900px) {
  .un-lista { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 600px) {
  .un-seccion { margin: 3rem 1rem; padding: 2rem 1.1rem 1.75rem; border-radius: 12px; }
  .un-lista { grid-template-columns: 1fr 1fr; gap: 0.75rem; }
  .un-card { padding: 1.1rem 1rem 1rem; }
  .un-tipo { font-size: 1.05rem; }
  .un-m2 strong { font-size: 1.8rem; }
  .un-btn { padding: 0.6rem 0.5rem; font-size: 0.72rem; }
}

/* Variante para una sola unidad: tarjeta horizontal destacada */
.un-etapa.un-urgente::before { background: var(--gb-rojo); }

.un-destacada {
  display: grid;
  grid-template-columns: auto 1fr auto auto;
  align-items: center;
  gap: 2.5rem;
  padding: 1.75rem 2rem;
}

.un-destacada .un-m2 { margin: 0; }
.un-destacada .un-btn { margin: 0; padding: 0.8rem 2rem; }
.un-destacada .un-tipo { margin: 0.2rem 0 0; font-size: 1.4rem; }

.un-sello {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  width: 92px;
  height: 92px;
  border-radius: 50%;
  background: var(--gb-rojo);
  color: #fff;
  text-align: center;
  line-height: 1.1;
}

.un-sello small {
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.un-sello strong {
  font-size: 2rem;
  font-weight: 700;
}

@media (max-width: 700px) {
  .un-destacada {
    grid-template-columns: auto 1fr;
    gap: 1rem 1.25rem;
    padding: 1.4rem 1.2rem;
  }
  .un-destacada .un-sello { width: 76px; height: 76px; }
  .un-destacada .un-sello strong { font-size: 1.6rem; }
  .un-destacada .un-m2 { grid-column: 1 / -1; }
  .un-destacada .un-btn { grid-column: 1 / -1; }
}