:root {
    --primary: #2c3e50;
    --secondary: #3498db;
    --accent: #e74c3c;
    --light: #ecf0f1;
    --dark: #2c3e50;
    --gray: #95a5a6;
    --white: #ffffff;
    --black: #1a1a1a;
    --shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    --transition: all 0.3s ease;
  }

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

  .container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
  }

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

  h1 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
  }

  h2 {
    font-size: 2rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
  }

  h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 1rem;
  }

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

  .subtitle {
    font-size: 1.25rem;
    color: var(--dark);
    font-weight: 300;
  }

  /* Buttons */
  .btn-primary, .btn-secondary, .btn-outline {
    display: inline-block;
    padding: 0.8rem 1.5rem;
    border-radius: 4px;
    font-family: 'Montserrat', sans-serif;
    font-weight: 600;
    text-decoration: none;
    text-align: center;
    cursor: pointer;
    transition: var(--transition);
  }

  .btn-primary {
    background-color: var(--secondary);
    color: var(--white);
    border: none;
  }

  .btn-primary:hover {
    background-color: #2980b9;
    transform: translateY(-2px);
  }

  .btn-secondary {
    background-color: var(--accent);
    color: var(--white);
    border: none;
  }

  .btn-secondary:hover {
    background-color: #c0392b;
    transform: translateY(-2px);
  }

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

  .btn-outline:hover {
    background-color: var(--secondary);
    color: var(--white);
    transform: translateY(-2px);
  }

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

  /* Hero section */
  .favorites-hero {
    position: relative;
    padding: 6rem 0;
    text-align: center;
    background-color: var(--light);
    overflow: hidden;
  }

  .favorites-hero h1 {
    font-size: 3.5rem;
    margin-bottom: 1rem;
    color: var(--dark);
  }

  .favorites-hero .subtitle {
    font-size: 1.5rem;
    max-width: 600px;
    margin: 0 auto;
  }

  /* Intro section */
  .favorites-intro {
    padding: 5rem 0;
    background-color: var(--white);
  }

  .favorites-intro .container {
    display: flex;
    flex-direction: column;
    gap: 2rem;
  }

  .intro-content {
    flex: 1;
  }

  .intro-image {
    flex: 1;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: var(--shadow);
  }

  .intro-image img {
    width: 100%;
    height: auto;
    display: block;
    transition: transform 0.5s ease;
  }

  .intro-image img:hover {
    transform: scale(1.03);
  }

  /* Empty favorites section */
  .empty-favorites {
    padding: 5rem 0;
    background-color: var(--light);
    text-align: center;
  }

  .empty-content {
    max-width: 600px;
    width: 100%;
    margin: 0 auto;
    padding: 3rem;
    background-color: var(--white);
    border-radius: 12px;
    box-shadow: var(--shadow);
  }

  .empty-content img {
    max-width: 515px;
    width: 100%;
    height: auto;
    margin-bottom: 2rem;
  }

  .empty-content h2 {
    margin-bottom: 1rem;
  }

  .empty-content p {
    margin-bottom: 2rem;
  }

  /* How to use section */
  .how-to-use {
    position: relative;
    padding: 5rem 0;
    background-color: var(--white);
    overflow: hidden;
  }

  .how-to-use h2 {
    text-align: center;
    margin-bottom: 3rem;
  }

  .features-grid {
    display: grid;
    grid-template-columns: repeat(1, 1fr);
    gap: 2rem;
  }

  .feature-card {
    background-color: var(--white);
    padding: 2rem;
    border-radius: 8px;
    box-shadow: var(--shadow);
    transition: transform 0.3s ease;
    text-align: center;
  }

  .feature-card:hover {
    transform: translateY(-10px);
  }

  .icon-wrapper {
    width: 70px;
    height: 70px;
    background-color: var(--light);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
  }

  .icon-wrapper i {
    font-size: 1.8rem;
    color: var(--secondary);
  }

  /* Virtual try-on section */
  .virtual-try-on {
    padding: 5rem 0;
    background-color: var(--white);
  }

  .virtual-try-on .container {
    display: flex;
    flex-direction: column;
    gap: 2rem;
  }

  .try-on-content {
    flex: 1;
  }

  .try-on-content a {
    color: var(--secondary);
    text-decoration: underline;
  }

  .try-on-image {
    flex: 1;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: var(--shadow);
  }

  .try-on-image img {
    width: 100%;
    height: auto;
    display: block;
    transition: transform 0.5s ease;
  }

  .try-on-image img:hover {
    transform: scale(1.03);
  }

  /* CTA section */
  .cta-section {
    position: relative;
    padding: 5rem 0;
    text-align: center;
    background-color: var(--light);
    overflow: hidden;
  }

  .cta-section h2 {
    margin-bottom: 1.5rem;
    color: var(--dark);
  }

  .cta-section p {
    max-width: 700px;
    margin: 0 auto 2rem;
  }

  .cta-buttons {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    max-width: 400px;
    margin: 0 auto;
  }

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

  /* Media Queries */
  @media (min-width: 768px) {
    h1 {
      font-size: 3.5rem;
    }

    h2 {
      font-size: 2.5rem;
    }

    .favorites-intro .container,
    .virtual-try-on .container {
      flex-direction: row;
      align-items: center;
    }

    .features-grid {
      grid-template-columns: repeat(2, 1fr);
    }

    .cta-buttons {
      flex-direction: row;
      justify-content: center;
    }
  }

  @media (min-width: 1024px) {
    h1 {
      font-size: 4rem;
    }

    .features-grid {
      grid-template-columns: repeat(4, 1fr);
    }
  }