/* Portfolio Section Container */
.portfolio.section {
    padding: 4rem 2rem;
    background-color: #f7f8fc;
    text-align: center;
  }
  
  /* Section Titles */
  .portfolio .section-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: #5b21b6; /* Purple */
    margin-bottom: 0.3rem;
  }
  
  .portfolio .section-subtitle {
    font-size: 1.1rem;
    color: #6b7280; /* Gray */
    margin-bottom: 3rem;
    display: block;
  }
  
  /* Portfolio Nav */
  .portfolio-nav {
    margin-bottom: 3rem;
    display: flex;
    justify-content: center;
    gap: 1.5rem;
    flex-wrap: wrap;
  }
  
  .portfolio-item {
    cursor: pointer;
    padding: 0.5rem 1rem;
    font-weight: 600;
    color: #7c3aed; /* Violet */
    border-radius: 24px;
    border: 2px solid transparent;
    transition: all 0.3s ease;
  }
  
  .portfolio-item:hover,
  .portfolio-item.active-portfolio {
    background-color: #7c3aed;
    color: #fff;
    border-color: #7c3aed;
  }
  
  /* Portfolio Content Grid */
  .portfolio-content.grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2.5rem;
    justify-items: center;
    max-width: 1200px;
    margin: 0 auto;
  }
  
  /* Portfolio Cards */
  .portfolio-card {
    background: #fff;
    border-radius: 20px;
    box-shadow: 0 8px 20px rgb(124 58 237 / 0.15);
    overflow: hidden;
    max-width: 320px;
    display: flex;
    flex-direction: column;
    transition: transform 0.35s ease, box-shadow 0.35s ease;
    cursor: pointer;
    text-align: left;
  }
  
  .portfolio-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 16px 40px rgb(124 58 237 / 0.35);
  }
  
  /* Portfolio Image */
  .portfolio-img {
    width: 100%;
    height: 180px;
    object-fit: cover;
    border-bottom: 3px solid #7c3aed;
    transition: transform 0.4s ease;
  }
  
  .portfolio-card:hover .portfolio-img {
    transform: scale(1.05);
  }
  
  /* Portfolio Data */
  .portfolio-data {
    padding: 1.8rem 1.6rem 2.2rem;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
  }
  
  /* Portfolio Title */
  .portfolio-title {
    font-size: 1.3rem;
    font-weight: 700;
    color: #4c1d95; /* Dark violet */
    margin-bottom: 0.6rem;
  }
  
  /* Portfolio Description */
  .portfolio-description {
    font-size: 0.95rem;
    color: #6b7280; /* Gray */
    margin-bottom: 1.4rem;
    line-height: 1.4;
  }
  
  /* Portfolio Button */
  .portfolio-button {
    font-weight: 600;
    color: #7c3aed;
    font-size: 0.95rem;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    border-bottom: 2px solid transparent;
    transition: color 0.3s ease, border-color 0.3s ease;
  }
  
  .portfolio-button:hover {
    color: #4c1d95;
    border-color: #4c1d95;
  }
  
  .button-icon {
    font-size: 1rem;
    transition: transform 0.3s ease;
  }
  
  .portfolio-button:hover .button-icon {
    transform: translateX(5px);
  }
  
  /* Responsive */
  @media (max-width: 600px) {
    .portfolio-content.grid {
      grid-template-columns: 1fr;
    }
  }