body {
      box-sizing: border-box;
    }
    
    * {
      margin: 0;
      padding: 0;
      box-sizing: border-box;
    }

    body {
      font-family: 'Inter', sans-serif;
      overflow-x: hidden;
      background-color: #faf8f5;
      color: #2d2d2d;
    }

    h1, h2, h3, h4, h5, h6 {
      font-family: 'Playfair Display', serif;
    }

    .btn-primary {
      text-transform: uppercase;
      letter-spacing: 1.5px;
      transition: all 0.3s ease;
    }

    .btn-primary:hover {
      transform: translateY(-2px);
      box-shadow: 0 10px 25px rgba(0,0,0,0.1);
    }

    .style-card {
      transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
      overflow: hidden;
    }

    .style-card:hover {
      transform: translateY(-8px);
      box-shadow: 0 20px 40px rgba(0,0,0,0.1);
    }

    .style-card:hover img {
      transform: scale(1.08);
    }

    .style-card img {
      transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
    }

    .gift-box-card {
      transition: all 0.3s ease;
    }

    .gift-box-card:hover {
      transform: translateY(-5px);
      box-shadow: 0 15px 35px rgba(0,0,0,0.12);
    }

    .nav-link {
      position: relative;
      transition: color 0.3s ease;
    }

    .nav-link::after {
      content: '';
      position: absolute;
      bottom: -4px;
      left: 0;
      width: 0;
      height: 2px;
      background: linear-gradient(90deg, #d4a574, #c9a581);
      transition: width 0.3s ease;
    }

    .nav-link:hover::after {
      width: 100%;
    }

    .toast {
      position: fixed;
      top: 20px;
      right: 20px;
      background: white;
      padding: 1rem 1.5rem;
      border-radius: 8px;
      box-shadow: 0 10px 30px rgba(0,0,0,0.2);
      z-index: 1000;
      animation: slideIn 0.3s ease;
    }

    @keyframes slideIn {
      from {
        transform: translateX(400px);
        opacity: 0;
      }
      to {
        transform: translateX(0);
        opacity: 1;
      }
    }

    .modal-overlay {
      background: rgba(0, 0, 0, 0.5);
      backdrop-filter: blur(8px);
    }

    .modal-content {
      animation: modalSlide 0.3s ease;
    }

    @keyframes modalSlide {
      from {
        opacity: 0;
        transform: translateY(20px);
      }
      to {
        opacity: 1;
        transform: translateY(0);
      }
    }

    input:focus, textarea:focus, select:focus {
      outline: none;
      border-color: #d8b4a0;
      box-shadow: 0 0 0 3px rgba(216, 180, 160, 0.1);
    }

    .product-card {
      transition: all 0.3s ease;
    }

    .product-card:hover {
      transform: translateY(-5px);
      box-shadow: 0 15px 35px rgba(0,0,0,0.15);
    }