body {
  scroll-behavior: smooth;
}

/* Hero */
.hero-section {
  min-height: 100vh;
  background: linear-gradient(rgba(0,0,0,0.55), rgba(0,0,0,0.55)),
    url("./bg.jpg");
  background-size: cover;
  background-position: center;
}

/* Cards */
.card-title {
  color: #198754;
  font-weight: 600;
}

/* Image section */
.green-image {
  max-height: 450px;
  object-fit: cover;
}

/* WhatsApp floating button */
.whatsapp-float {
  position: fixed;
  bottom: 20px;
  right: 20px;
  background: #25D366;
  color: #fff;
  font-size: 26px;
  width: 55px;
  height: 55px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  box-shadow: 0 4px 10px rgba(0,0,0,0.3);
  z-index: 999;
}

/* Footer */
footer {
  font-size: 0.9rem;
}