.navbar {
      /* background: #2c3e50; */
      background:  #b71c1c;
      padding: 1rem 2rem;
      position: sticky;
      top: 0;
      z-index: 1000;
    }

    .navbar ul {
      margin: 0;
      padding: 0;
      display: flex;
      justify-content: center;
      align-items: center;
      list-style: none;
      gap: 2rem;
    }

    .navbar li {
      display: flex;
      align-items: center;
    }

    .navbar a {
      color: white;
      text-decoration: none;
      font-weight: bold;
      font-size: 1rem;
      transition: color 0.3s ease;
    }

    .navbar a:hover {
      color: #ffd700;
    }
    .navbar a.active {
      border-bottom: 3px solid #ffd700;
      color: #ffd700;
    }

  .promotion-section {
    padding: 60px 20px;
    background-color: #f9f9f9;
    text-align: center;
    max-width: 1100px;
    margin: 0 auto;
  }

  .promotion-title {
    font-size: 2.4rem;
    margin-bottom: 1rem;
    color: #c0392b;
  }

  .promotion-subtext {
    font-size: 1.1rem;
    color: #555;
    margin-bottom: 2rem;
  }

  .promotion-gallery {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
    padding: 0 10px;
  }
  .promotion-gallery {
    justify-items: center;
  }

  .promotion-gallery img {
    width: 100%;
    max-width: 800px;
    height: auto;
    margin: 0 auto;
    display: block;
    border-radius: 12px;
    box-shadow: 0 6px 16px rgba(0, 0, 0, 0.15);
    transition: transform 0.3s ease;
  }

  .promotion-gallery img:hover {
    transform: scale(1.03);
  }

  footer {
      text-align: left;
      padding: 1rem;
      background: #bdc3c7;
      font-size: 0.9rem;
    }

  @media (max-width: 768px) {
    .navbar ul {
      flex-direction: column;
      gap: 1rem;
    }

    .navbar li {
      justify-content: center;
    }

    .promotion-title {
      font-size: 1.8rem;
    }

    .promotion-subtext {
      font-size: 1rem;
    }

    .promotion-gallery {
      grid-template-columns: 1fr;
    }

    footer div[style*="max-width: 1000px"] {
      padding: 1rem;
      font-size: 0.85rem;
    }

    footer p {
      font-size: 0.85rem !important;
    }
  }
  

    .hamburger {
      width: 2rem;
      height: 1.5rem;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
      cursor: pointer;
      position: absolute;
      top: 1rem;
      right: 1.5rem;
      z-index: 1001;
    }
    .hamburger span {
      height: 3px;
      background: white;
      border-radius: 2px;
      transition: all 0.4s ease;
      position: relative;
      display: block;
    }
    .hamburger.opened span:nth-child(1),
    .hamburger.opened span:nth-child(3) {
      transform-origin: center;
      position: absolute;
      top: 50%;
      left: 0;
      right: 0;
      margin: auto;
    }
    .hamburger.opened span:nth-child(1) {
      transform: rotate(45deg);
    }
    .hamburger.opened span:nth-child(2) {
      opacity: 0;
    }
    .hamburger.opened span:nth-child(3) {
      transform: rotate(-45deg);
    }
    .nav-overlay {
      position: fixed;
      top: 0; left: 0;
      width: 100%; height: 100%;
      background: rgba(0, 0, 0, 0.5);
      backdrop-filter: blur(4px);
      z-index: 999;
      display: none;
    }
    .nav-overlay.open {
      display: block;
    }
    @media (max-width: 768px) {
      .navbar ul {
        display: none;
        flex-direction: column;
        align-items: flex-start;
        background: #b71c1c;
        width: 100%;
        padding: 1.2rem 1.5rem;
        gap: 1.2rem;
        position: absolute;
        top: 3.8rem;
        left: 0;
        z-index: 1000;
      }
      .navbar ul.open {
        display: flex;
      }
    }