:root {
    --primary: #ff4d4d;
    --secondary: #2c3e50;
    --accent: #7e57c2;
    --light: #f5f5f5;
    --dark: #1a1a2e;
    --gray: #6c757d;
    --success: #28a745;
    --warning: #ffc107;
    --danger: #dc3545;
    --text-dark: #333333;
    --text-light: #ffffff;
    --border-radius: 5px;
    --box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    --transition: all 0.3s ease;
  }

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

  body {
    font-family: 'Roboto', sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    background-color: var(--light);
  }

  .container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    position: relative;
    z-index: 1;
  }

  h1, h2, h3, h4, h5, h6 {
    margin-bottom: 1rem;
    line-height: 1.2;
    font-weight: 700;
    color: var(--text-dark);
  }

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

  h2 {
    font-size: 2rem;
    margin-bottom: 1.25rem;
  }

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

  p {
    margin-bottom: 1.5rem;
  }

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

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

  img {
    max-width: 100%;
    height: auto;
    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 25px;
    border-radius: var(--border-radius);
    text-align: center;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    text-transform: uppercase;
    letter-spacing: 1px;
    border: none;
    margin: 5px;
  }

  .btn-primary {
    background-color: var(--primary);
    color: var(--text-light);
  }

  .btn-primary:hover {
    background-color: #e63939;
    color: var(--text-light);
  }

  .btn-secondary {
    background-color: var(--secondary);
    color: var(--text-light);
  }

  .btn-secondary:hover {
    background-color: #1a2530;
    color: var(--text-light);
  }

  /* Hero Section */
  .hero-section {
    position: relative;
    padding: 100px 0;
    background-color: var(--dark);
    color: var(--text-light);
    text-align: center;
    overflow: hidden;
  }

  .hero-section h1 {
    color: var(--text-light);
    font-size: 3rem;
    margin-bottom: 1rem;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
  }

  .hero-section .subtitle {
    font-size: 1.25rem;
    margin-bottom: 2rem;
    color: var(--text-light);
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
  }

  /* Services Intro */
  .services-intro {
    padding: 80px 0;
    background-color: var(--light);
    text-align: center;
  }

  .services-intro h2 {
    margin-bottom: 2rem;
  }

  .services-intro > .container > p {
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
    margin-bottom: 3rem;
  }

  .services-grid {
    display: grid;
    grid-template-columns: repeat(1, 1fr);
    gap: 30px;
    margin-top: 40px;
  }

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

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

  .service-card {
    background-color: white;
    border-radius: var(--border-radius);
    padding: 30px 20px;
    box-shadow: var(--box-shadow);
    transition: var(--transition);
    text-align: center;
  }

  .service-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
  }

  .service-card i {
    font-size: 2.5rem;
    color: var(--primary);
    margin-bottom: 20px;
  }

  .service-card h3 {
    margin-bottom: 15px;
    font-size: 1.25rem;
  }

  .service-card p {
    color: var(--gray);
    margin-bottom: 0;
  }

  /* Premium Service */
  .premium-service {
    padding: 80px 0;
    background-color: #f9f9f9;
  }

  .premium-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 40px;
  }

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

  .premium-text {
    flex: 1;
  }

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

  .premium-features {
    list-style: none;
    margin: 25px 0;
  }

  .premium-features li {
    margin-bottom: 15px;
    display: flex;
    align-items: center;
  }

  .premium-features i {
    color: var(--success);
    margin-right: 10px;
    font-size: 1.2rem;
  }

  /* Service Process */
  .service-process {
    padding: 80px 0;
    background-color: white;
    text-align: center;
  }

  .process-intro {
    max-width: 800px;
    margin: 0 auto 50px;
  }

  .process-steps {
    display: flex;
    flex-direction: column;
    gap: 30px;
    margin-top: 40px;
  }

  @media (min-width: 768px) {
    .process-steps {
      flex-direction: row;
      flex-wrap: wrap;
      justify-content: center;
    }

    .step {
      flex: 0 0 calc(50% - 30px);
    }
  }

  @media (min-width: 1024px) {
    .step {
      flex: 1;
    }
  }

  .step {
    background-color: #f9f9f9;
    border-radius: var(--border-radius);
    padding: 30px;
    box-shadow: var(--box-shadow);
    text-align: center;
    transition: var(--transition);
  }

  .step:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
  }

  .step-number {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 50px;
    height: 50px;
    background-color: var(--primary);
    color: white;
    border-radius: 50%;
    font-size: 1.5rem;
    font-weight: bold;
    margin: 0 auto 20px;
  }

  .step-content h3 {
    margin-bottom: 15px;
  }

  .step-content p {
    color: var(--gray);
    margin-bottom: 0;
  }

  /* Testimonials */
  .testimonials {
    padding: 80px 0;
    background-color: var(--dark);
    color: var(--text-light);
    position: relative;
    overflow: hidden;
    text-align: center;
  }

  .testimonials h2 {
    color: var(--text-light);
    margin-bottom: 50px;
  }

  .testimonial-slider {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
    overflow: hidden;
  }

  .testimonial {
    padding: 0 20px;
  }

  .testimonial-content {
    background-color: rgba(255, 255, 255, 0.1);
    padding: 30px;
    border-radius: var(--border-radius);
    margin-bottom: 20px;
    position: relative;
  }

  .testimonial-content p {
    font-style: italic;
    font-size: 1.1rem;
    margin-bottom: 20px;
  }

  .client-info {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 15px;
  }

  .client-info img {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    object-fit: cover;
  }

  .client-info h4 {
    color: var(--text-light);
    margin-bottom: 5px;
  }

  .client-info p {
    color: var(--gray);
    margin-bottom: 0;
    font-size: 0.9rem;
  }

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

  .testimonial-controls button {
    background-color: transparent;
    border: 2px solid var(--primary);
    color: var(--primary);
    width: 40px;
    height: 40px;
    border-radius: 50%;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
  }

  .testimonial-controls button:hover {
    background-color: var(--primary);
    color: var(--text-light);
  }

  /* CTA Section */
  .cta-section {
    padding: 80px 0;
    background-color: var(--light);
    text-align: center;
  }

  .cta-section h2 {
    margin-bottom: 20px;
  }

  .cta-section p {
    max-width: 600px;
    margin: 0 auto 30px;
  }

  .cta-buttons {
    display: flex;
    flex-direction: column;
    gap: 15px;
    justify-content: center;
    align-items: center;
  }

  @media (min-width: 768px) {
    .cta-buttons {
      flex-direction: row;
    }
  }

  /* Responsive Adjustments */
  @media (max-width: 767px) {
    h1 {
      font-size: 2rem;
    }

    h2 {
      font-size: 1.75rem;
    }

    h3 {
      font-size: 1.25rem;
    }

    .hero-section {
      padding: 70px 0;
    }

    .services-intro, .premium-service, .service-process, .testimonials, .cta-section {
      padding: 60px 0;
    }
  }

  /* 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;
  }