:root {
    --primary: #e63946;
    --secondary: #1d3557;
    --accent: #f1faee;
    --light: #f8f9fa;
    --dark: #212529;
    --gray: #6c757d;
    --success: #2a9d8f;
    --warning: #e9c46a;
    --gradient-primary: linear-gradient(135deg, #e63946 0%, #ff6b6b 100%);
    --shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    --border-radius: 8px;
    --transition: all 0.3s ease;
  }

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

  .sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    border: 0;
  }

  .container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
  }

  section {
    padding: 80px 0;
    position: relative;
  }

  h1, h2, h3, h4, h5, h6 {
    font-family: 'Montserrat', sans-serif;
    color: var(--dark);
    margin-bottom: 1rem;
  }

  h1 {
    font-size: 3rem;
    font-weight: 800;
    margin-bottom: 1.5rem;
    color: var(--light);
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
  }

  h2 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 2rem;
    text-align: center;
    position: relative;
  }

  h2:after {
    content: '';
    display: block;
    width: 80px;
    height: 4px;
    background: var(--primary);
    margin: 15px auto 0;
    border-radius: 2px;
  }

  h3 {
    font-size: 1.5rem;
    font-weight: 600;
  }

  p {
    font-family: 'Open Sans', sans-serif;
    font-size: 1rem;
    line-height: 1.6;
    color: var(--dark);
    margin-bottom: 1.5rem;
  }

  a {
    text-decoration: none;
    color: var(--primary);
    transition: var(--transition);
  }

  a:hover {
    color: var(--secondary);
  }

  img {
    max-width: 100%;
    height: auto;
    border-radius: var(--border-radius);
    display: block;
  }

  .bg-image {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    z-index: 0;
    opacity: 0.15;
  }

  .btn {
    display: inline-block;
    padding: 12px 24px;
    font-family: 'Montserrat', sans-serif;
    font-weight: 600;
    font-size: 1rem;
    text-align: center;
    border-radius: var(--border-radius);
    border: none;
    cursor: pointer;
    transition: var(--transition);
    text-transform: uppercase;
    letter-spacing: 1px;
  }

  .btn-primary {
    background: var(--gradient-primary);
    color: white;
    box-shadow: 0 4px 10px rgba(230, 57, 70, 0.3);
  }

  .btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 15px rgba(230, 57, 70, 0.4);
    color: white;
  }

  .btn-secondary {
    background: var(--secondary);
    color: white;
    box-shadow: 0 4px 10px rgba(29, 53, 87, 0.3);
  }

  .btn-secondary:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 15px rgba(29, 53, 87, 0.4);
    color: white;
  }

  .btn-outline {
    background: transparent;
    color: var(--primary);
    border: 2px solid var(--primary);
  }

  .btn-outline:hover {
    background: var(--primary);
    color: white;
  }

  /* Hero Section */
  .hero-section {
    min-height: 80vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: white;
    background-color: var(--secondary);
    position: relative;
    overflow: hidden;
  }

  .hero-section .container {
    position: relative;
    z-index: 1;
  }

  .tagline {
    font-size: 1.5rem;
    font-weight: 300;
    margin-bottom: 2rem;
    color: var(--light);
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
  }

  .hero-cta {
    display: flex;
    gap: 20px;
    justify-content: center;
    margin-top: 2rem;
  }

  /* Categories Section */
  .categories-section {
    background-color: var(--light);
  }

  .categories-grid {
    display: grid;
    grid-template-columns: repeat(1, 1fr);
    gap: 30px;
  }

  @media (min-width: 768px) {
    .categories-grid {
      grid-template-columns: repeat(2, 1fr);
    }
  }

  @media (min-width: 1024px) {
    .categories-grid {
      grid-template-columns: repeat(4, 1fr);
    }
  }

  .category-card {
    background: white;
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
    display: flex;
    flex-direction: column;
  }

  .category-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.15);
  }

  .category-card img {
    height: 200px;
    object-fit: cover;
    border-radius: var(--border-radius) var(--border-radius) 0 0;
  }

  .category-card h3 {
    padding: 20px 20px 10px;
    color: var(--secondary);
  }

  .category-card p {
    padding: 0 20px;
    flex-grow: 1;
  }

  .category-card .btn {
    margin: 0 20px 20px;
  }

  /* Promotions Section */
  .promotions-section {
    background-color: var(--secondary);
    color: white;
    position: relative;
  }

  .promotions-section h2 {
    color: white;
  }

  .promotions-section h2:after {
    background: white;
  }

  .promotions-slider {
    display: flex;
    gap: 30px;
    overflow-x: auto;
    padding: 20px 0;
    scroll-snap-type: x mandatory;
    scrollbar-width: none;
  }

  .promotions-slider::-webkit-scrollbar {
    display: none;
  }

  .promotion-card {
    flex: 0 0 300px;
    background: white;
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    position: relative;
    scroll-snap-align: start;
  }

  .discount-badge {
    position: absolute;
    top: 10px;
    right: 10px;
    background: var(--primary);
    color: white;
    padding: 5px 10px;
    border-radius: 20px;
    font-weight: bold;
    z-index: 1;
  }

  .promotion-card img {
    height: 200px;
    width: 100%;
    object-fit: cover;
  }

  .promotion-card h3 {
    padding: 15px 15px 5px;
    color: var(--dark);
    font-size: 1.2rem;
  }

  .price-container {
    padding: 0 15px 15px;
    display: flex;
    align-items: center;
    gap: 10px;
  }

  .old-price {
    color: var(--gray);
    text-decoration: line-through;
    font-size: 0.9rem;
  }

  .new-price {
    color: var(--primary);
    font-weight: bold;
    font-size: 1.3rem;
  }

  .promotion-card .btn {
    margin: 0 15px 15px;
    width: calc(100% - 30px);
  }

  .slider-controls {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-top: 30px;
  }

  .slider-prev,
  .slider-next {
    background: white;
    border: none;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition);
    color: var(--secondary);
  }

  .slider-prev:hover,
  .slider-next:hover {
    background: var(--primary);
    color: white;
  }

  /* Bestsellers Section */
  .bestsellers-section {
    background-color: var(--light);
  }

  .section-intro {
    text-align: center;
    max-width: 800px;
    margin: 0 auto 3rem;
  }

  .bestsellers-grid {
    display: grid;
    grid-template-columns: repeat(1, 1fr);
    gap: 30px;
  }

  @media (min-width: 768px) {
    .bestsellers-grid {
      grid-template-columns: repeat(2, 1fr);
    }
  }

  @media (min-width: 1024px) {
    .bestsellers-grid {
      grid-template-columns: repeat(4, 1fr);
    }
  }

  .product-card {
    background: white;
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
    position: relative;
    display: flex;
    flex-direction: column;
  }

  .product-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.15);
  }

  .product-badge {
    position: absolute;
    top: 10px;
    left: 10px;
    background: var(--secondary);
    color: white;
    padding: 5px 10px;
    border-radius: 20px;
    font-weight: bold;
    font-size: 0.8rem;
    z-index: 1;
  }

  .product-card img {
    height: 250px;
    width: 100%;
    object-fit: cover;
  }

  .product-card h3 {
    padding: 15px 15px 5px;
    color: var(--dark);
  }

  .rating {
    padding: 0 15px 10px;
    color: var(--warning);
    display: flex;
    align-items: center;
  }

  .rating-count {
    color: var(--gray);
    margin-left: 5px;
    font-size: 0.9rem;
  }

  .product-price {
    padding: 0 15px;
    font-weight: bold;
    font-size: 1.3rem;
    color: var(--secondary);
    margin-bottom: 15px;
  }

  .product-card .btn {
    margin: auto 15px 15px;
    width: calc(100% - 30px);
  }

  /* Newsletter Section */
  .newsletter-section {
    background-color: white;
    padding: 100px 0;
  }

  .newsletter-section .container {
    display: flex;
    flex-direction: column;
    gap: 40px;
  }

  @media (min-width: 768px) {
    .newsletter-section .container {
      flex-direction: row;
      align-items: center;
    }
  }

  .newsletter-content {
    flex: 1;
  }

  .newsletter-content h2 {
    text-align: left;
  }

  .newsletter-content h2:after {
    margin-left: 0;
  }

  .newsletter-form {
    margin-top: 30px;
  }

  .form-group {
    margin-bottom: 20px;
  }

  .form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
  }

  .form-group input[type="email"] {
    width: 100%;
    padding: 12px 15px;
    border: 1px solid #ddd;
    border-radius: var(--border-radius);
    font-size: 1rem;
  }

  .checkbox-group {
    display: flex;
    align-items: flex-start;
    gap: 10px;
  }

  .checkbox-group input {
    margin-top: 5px;
  }

  .checkbox-group label {
    margin-bottom: 0;
    font-size: 0.9rem;
    line-height: 1.4;
  }

  .newsletter-image {
    flex: 1;
    display: flex;
    justify-content: center;
  }

  .newsletter-image img {
    max-width: 100%;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
  }

  @media (max-width: 767px) {
    .hero-cta {
      flex-direction: column;
      align-items: center;
      gap: 15px;
    }

    h1 {
      font-size: 2.2rem;
    }

    h2 {
      font-size: 2rem;
    }

    .tagline {
      font-size: 1.2rem;
    }

    .newsletter-image {
      order: -1;
    }
  }