.graph-section {
  margin-bottom: 2rem;
  text-align: center;
}

.graph-intro {
  padding: 30px 20px 15px;
}

.graph-intro h1 {
  color: #2a6261;
  font-size: 1.8rem;
  font-weight: 600;
  margin-bottom: 10px;
}

.graph-intro p {
  color: #555;
  font-size: 1rem;
  margin: 0;
}

.graph-buttons {
  margin: 25px 0;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.5rem;
}

.graph-buttons button {
  padding: 10px 20px;
  background: #357c7b;
  color: white;
  border: none;
  border-radius: 5px;
  font-weight: 600;
  cursor: pointer;
  transition: 0.3s ease;
}

.graph-buttons button:hover {
  background: #2a6261;
  transform: translateY(-2px);
}

.graph-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  gap: 15px;
  padding: 0px 50px;
}

.graph-card {
  padding: 10px;
  cursor: pointer;
  background: white;
    border-radius: 20px;
      transition: all 0.3s ease;


    box-shadow: 0 6px 15px rgba(0, 0, 0, 0.1);
    cursor: pointer;
    border: 2px solid transparent;
}
.graph-card:hover {
      transform: translateY(-10px);
      box-shadow: 0 12px 20px rgba(0,0,0,0.15);
      border-color: #357c7b;
    }

.graph-card img {
  width: 60px;
  height: 60px;
  margin: 0 auto;
}

.graph-card .card-title {
  margin-top: 10px;
  font-weight: 500;
}

    

.graph-modal {
  display: none;
  position: fixed;
  top: 0; left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(0,0,0,0.6);
  justify-content: center;
  align-items: center;
  z-index: 1000;
}

.graph-modal-content {
  background: white;
  padding: 20px;
  border-radius: 12px;
  max-width: 90%;
  width: 95%;
  text-align: center;
}

.graph-modal-content img {
  max-width: 100%;
  max-height: 60vh;
  border-radius: 8px;
  border: 1px solid #eee;
  margin-top: 15px;
}

.graph-close-btn {
  position: absolute;
  top: 10px;
  right: 15px;
  font-size: 24px;
  cursor: pointer;
  color: #555;
  transition: 0.2s;
}

.graph-close-btn:hover {
  color: #333;
  transform: scale(1.1);
}

/* Responsive */
@media (min-width: 600px) {
  .graph-grid {
    grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  }
}

@media (min-width: 768px) {
  .graph-grid {
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  }

  .graph-modal-content {
    width: 85%;
    max-width: 800px;
  }
}

@media (min-width: 1024px) {
  .graph-grid {
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  }
}