.study-material-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.material-card {
    background: white;
    border-radius: 12px;
    padding: 1.5rem;
    text-align: center;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
    transition: transform 0.3s ease;
}

.material-card:hover {
    transform: translateY(-5px);
}

.material-icon {
    font-size: 48px;
    color: var(--primary);
    margin-bottom: 1rem;
}

.material-title {
    color: var(--text-dark);
    margin-bottom: 0.5rem;
    font-weight: 600;
}

.material-description {
    color: #666;
    margin-bottom: 1rem;
    font-size: 0.9rem;
}

.download-btn {
    background: var(--secondary);
    color: var(--text-dark);
    border: none;
    padding: 0.8rem 1.5rem;
    border-radius: 6px;
    cursor: pointer;
    font-weight: 500;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    margin: 0 auto;
    transition: background 0.3s ease;
}

.download-btn:hover {
    background: #ffc933;
}

.section-divider {
    margin: 3rem 0;
    height: 2px;
    background: linear-gradient(to right, var(--primary), var(--secondary));
    border: none;
    border-radius: 2px;
    opacity: 0.7;
}

.section-header {
    margin-bottom: 2rem;
    text-align: center;
}
.footer {
    background: #000000;
    color: white;
    padding: 2rem;
    display: flex;
    justify-content: space-between;
    gap: 2rem;
    flex-wrap: wrap;
  }
  
  .footer-section {
    flex: 1;
    min-width: 250px;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
  }
  
  .footer-logo {
    background: white;
    width: 80px;
    height: 80px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1rem;
  }
  
  .footer-logo-img {
    width: 80px;
    height: 80px;
    object-fit: contain;
  }
  
  .footer-tagline {
    font-size: 1.1rem;
    margin-bottom: 1.5rem;
    line-height: 1.4;
  }
  
  .footer h4 {
    color: var(--secondary);
    margin-bottom: 1rem;
    font-size: 1.2rem;
  }
  
  .footer ul {
    list-style: none;
  }
  
  .footer ul li {
    margin-bottom: 0.5rem;
  }
  
  .footer a {
    color: rgb(255, 255, 255);
    text-decoration: none;
    transition: color 0.3s ease;
  }
  
  .footer a:hover {
    color: var(--secondary);
  }