/* Base & Reset */
  .pf-ai-section {
    margin-bottom: 80px;
    position: relative;
  }
  
  .pf-ai-section-fullwidth {
    margin-left: calc(-50vw + 50%);
    margin-right: calc(-50vw + 50%);
    width: 100vw;
    position: relative;
    overflow: hidden;
  }
  
  .pf-ai-section-inner {
    max-width: 1140px;
    margin: 0 auto;
    padding: 0 15px;
    position: relative;
    z-index: 2;
  }

  /* Typography */
  .pf-ai-title {
    font-family: 'Roboto', sans-serif;
    font-weight: 700;
    color: #ffffff;
    font-size: 2.5rem;
    line-height: 1.2;
    margin-bottom: 1rem;
    letter-spacing: -0.02em;
  }
  
  .pf-ai-subtitle {
    font-family: 'Roboto', sans-serif;
    font-weight: 300;
    color: rgba(255, 255, 255, 0.9);
    font-size: 1.25rem;
    line-height: 1.5;
    max-width: 600px;
  }
  
  .pf-ai-section-title {
    font-family: 'Roboto', sans-serif;
    font-weight: 700;
    color: #2e2e2e;
    font-size: 2rem;
    margin-bottom: 2.5rem;
    text-align: center;
    position: relative;
  }
  
  .pf-ai-section-title::after {
    content: '';
    display: block;
    width: 60px;
    height: 4px;
    background: linear-gradient(90deg, #2b9ad6, #ed9953);
    margin: 15px auto 0;
    border-radius: 2px;
  }
  
  .pf-ai-year {
    font-family: 'Roboto Mono', monospace;
    color: #ed9953;
    font-size: 1rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    display: block;
    margin-bottom: 1rem;
    font-weight: 500;
  }

  /* Hero Section */
  .pf-ai-hero {
    background: linear-gradient(135deg, #2b9ad6 0%, #1e7ba8 50%, #58b8cb 100%);
    background-size: 200% 200%;
    animation: pf-ai-gradient-shift 15s ease infinite;
    padding: 100px 0 120px;
    margin-bottom: 0;
    position: relative;
  }
  
  .pf-ai-hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -10%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(237, 153, 83, 0.2) 0%, transparent 70%);
    border-radius: 50%;
    animation: pf-ai-pulse-slow 8s ease-in-out infinite;
  }
  
  .pf-ai-hero::after {
    content: '+';
    position: absolute;
    font-family: 'Roboto', sans-serif;
    font-size: 400px;
    color: rgba(255, 255, 255, 0.03);
    right: 5%;
    top: 50%;
    transform: translateY(-50%);
    font-weight: 100;
    line-height: 1;
    pointer-events: none;
    animation: pf-ai-float 6s ease-in-out infinite;
  }
  
  .pf-ai-hero-visual {
    position: relative;
    height: 200px;
    display: flex;
    align-items: center;
    justify-content: center;
  }
  
  .pf-ai-hero-shape {
    position: absolute;
    width: 80px;
    height: 80px;
    border: 2px solid rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    animation: pf-ai-float 5s ease-in-out infinite;
  }
  
  .pf-ai-hero-shape:nth-child(2) {
    width: 120px;
    height: 120px;
    border-color: rgba(237, 153, 83, 0.4);
    animation-delay: 1s;
    animation-duration: 7s;
  }
  
  .pf-ai-hero-shape:nth-child(3) {
    width: 40px;
    height: 40px;
    background: rgba(237, 153, 83, 0.3);
    border: none;
    animation-delay: 2s;
    animation-duration: 4s;
  }

  /* Screenshot Section */
  .pf-ai-screenshot-section {
    margin-top: -60px;
    position: relative;
    z-index: 10;
    padding: 0 15px;
  }
  
  .pf-ai-screenshot-wrapper {
    background: #ffffff;
    border-radius: 10px;
    box-shadow: 0 20px 60px rgba(43, 154, 214, 0.15), 0 10px 30px rgba(0, 0, 0, 0.1);
    overflow: hidden;
    transform: translateY(0);
    transition: all 0.5s ease-out;
    position: relative;
  }
  
  .pf-ai-screenshot-wrapper:hover {
    transform: translateY(-10px);
    box-shadow: 0 30px 80px rgba(43, 154, 214, 0.25), 0 15px 40px rgba(0, 0, 0, 0.15);
  }
  
  .pf-ai-screenshot-wrapper::before {
    content: '● ● ●';
    display: block;
    background: #f8f9fa;
    padding: 12px 20px;
    font-size: 8px;
    color: #949c9e;
    letter-spacing: 4px;
    border-bottom: 1px solid #eaf6f8;
    font-family: 'Roboto Mono', monospace;
  }

  /* Description Section */
  .pf-ai-description-section {
    padding: 80px 0;
  }
  
  .pf-ai-lead {
    font-family: 'Roboto', sans-serif;
    font-size: 1.75rem;
    font-weight: 300;
    color: #2b9ad6;
    line-height: 1.4;
    margin-bottom: 2rem;
    position: relative;
    padding-left: 30px;
    border-left: 4px solid #ed9953;
  }
  
  .pf-ai-body-text {
    font-family: 'Roboto', sans-serif;
    color: #586782;
    font-size: 1.05rem;
    line-height: 1.8;
    column-count: 1;
    gap: 40px;
  }
  
  .pf-ai-body-text p {
    margin-bottom: 1.5rem;
  }

  /* Color Palette */
  .pf-ai-colors-section {
    background: #eaf6f8;
    padding: 80px 0;
  }
  
  .pf-ai-color-card {
    background: #ffffff;
    border-radius: 10px;
    padding: 30px;
    text-align: center;
    box-shadow: 0 2px 15px rgba(88, 184, 203, 0.1);
    transition: all 0.3s ease-out;
    height: 100%;
    position: relative;
    overflow: hidden;
  }
  
  .pf-ai-color-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 30px rgba(88, 184, 203, 0.2);
  }
  
  .pf-ai-color-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 5px;
    background: currentColor;
  }
  
  .pf-ai-color-swatch {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    margin: 0 auto 20px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    position: relative;
    overflow: hidden;
    transition: transform 0.5s ease-out;
  }
  
  .pf-ai-color-card:hover .pf-ai-color-swatch {
    transform: scale(1.1) rotate(5deg);
  }
  
  .pf-ai-color-swatch::after {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.4), transparent);
    animation: pf-ai-shine 3s infinite;
  }
  
  .pf-ai-color-card h3 {
    font-family: 'Roboto', sans-serif;
    font-size: 1.25rem;
    color: #2e2e2e;
    margin-bottom: 0.5rem;
    font-weight: 600;
  }
  
  .pf-ai-color-card code {
    font-family: 'Roboto Mono', monospace;
    color: #949c9e;
    font-size: 0.9rem;
    background: #f8f9fa;
    padding: 4px 8px;
    border-radius: 4px;
  }

  /* Features Section */
  .pf-ai-features-section {
    padding: 80px 0;
  }
  
  .pf-ai-feature-card {
    background: #ffffff;
    border-radius: 6px;
    padding: 35px 30px;
    height: 100%;
    border: 1px solid #eaf6f8;
    transition: all 0.3s ease-out;
    position: relative;
    overflow: hidden;
  }
  
  .pf-ai-feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, #2b9ad6, #ed9953);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.3s ease-out;
  }
  
  .pf-ai-feature-card:hover {
    border-color: #58b8cb;
    box-shadow: 0 10px 30px rgba(88, 184, 203, 0.15);
    transform: translateY(-5px);
  }
  
  .pf-ai-feature-card:hover::before {
    transform: scaleX(1);
  }
  
  .pf-ai-feature-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #eaf6f8, #ffffff);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    font-size: 1.5rem;
    color: #2b9ad6;
    border: 2px solid #eaf6f8;
    transition: all 0.3s ease-out;
  }
  
  .pf-ai-feature-card:hover .pf-ai-feature-icon {
    background: #2b9ad6;
    color: #ffffff;
    border-color: #2b9ad6;
    transform: rotate(360deg);
  }
  
  .pf-ai-feature-card h3 {
    font-family: 'Roboto', sans-serif;
    font-size: 1.2rem;
    color: #2e2e2e;
    margin-bottom: 15px;
    font-weight: 600;
  }
  
  .pf-ai-feature-card p {
    font-family: 'Roboto', sans-serif;
    color: #586782;
    font-size: 0.95rem;
    line-height: 1.7;
    margin: 0;
  }

  /* Tags Section */
  .pf-ai-tags-section {
    padding: 40px 0 80px;
  }
  
  .pf-ai-tags-wrapper {
    background: #ffffff;
    border-radius: 10px;
    padding: 40px;
    box-shadow: 0 2px 15px rgba(88, 184, 203, 0.1);
  }
  
  .pf-ai-tags-wrapper h4 {
    font-family: 'Roboto Mono', monospace;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: #949c9e;
    margin: 30px 0 15px;
    font-weight: 500;
  }
  
  .pf-ai-tags-wrapper h4:first-child {
    margin-top: 0;
  }
  
  .pf-ai-tag-list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
  }
  
  .pf-ai-tag-list li {
    margin: 0;
  }
  
  .pf-ai-tag-list a {
    display: inline-block;
    padding: 8px 20px;
    background: #eaf6f8;
    color: #2b9ad6;
    text-decoration: none;
    border-radius: 25px;
    font-family: 'Roboto', sans-serif;
    font-size: 0.9rem;
    font-weight: 500;
    transition: all 0.3s ease-out;
    border: 1px solid transparent;
  }
  
  .pf-ai-tag-list a:hover {
    background: #2b9ad6;
    color: #ffffff;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(43, 154, 214, 0.3);
    border-color: #2b9ad6;
  }

  /* CTA Section */
  .pf-ai-cta-section {
    background: linear-gradient(135deg, #2b9ad6 0%, #ed9953 100%);
    padding: 100px 0;
    text-align: center;
    position: relative;
    overflow: hidden;
  }
  
  .pf-ai-cta-section::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255,255,255,0.1) 1px, transparent 1px);
    background-size: 30px 30px;
    opacity: 0.3;
    animation: pf-ai-drift 20s linear infinite;
  }
  
  .pf-ai-cta-content {
    position: relative;
    z-index: 2;
  }
  
  .pf-ai-cta-content h2 {
    font-family: 'Roboto', sans-serif;
    color: #ffffff;
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 40px;
    text-shadow: 0 2px 10px rgba(0,0,0,0.1);
  }
  
  .pf-ai-cta-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
  }
  
  .pf-ai-btn-primary {
    display: inline-block;
    padding: 18px 40px;
    background: #ffffff;
    color: #2b9ad6;
    text-decoration: none;
    border-radius: 25px;
    font-family: 'Roboto', sans-serif;
    font-weight: 700;
    font-size: 1rem;
    transition: all 0.3s ease-out;
    box-shadow: 0 4px 15px rgba(0,0,0,0.2);
    border: 2px solid #ffffff;
  }
  
  .pf-ai-btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(0,0,0,0.3);
    animation: pf-ai-pulse 2s infinite;
    text-decoration: none;
    color: #2b9ad6;
  }
  
  .pf-ai-btn-secondary {
    display: inline-block;
    padding: 18px 40px;
    background: transparent;
    color: #ffffff;
    border: 2px solid rgba(255,255,255,0.8);
    border-radius: 25px;
    font-family: 'Roboto', sans-serif;
    font-weight: 700;
    font-size: 1rem;
    cursor: pointer;
    transition: all 0.3s ease-out;
  }
  
  .pf-ai-btn-secondary:hover {
    background: rgba(255,255,255,0.2);
    border-color: #ffffff;
    transform: translateY(-3px);
    color: #ffffff;
  }

  /* Animations */
  @keyframes pf-ai-float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-20px); }
  }
  
  @keyframes pf-ai-gradient-shift {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
  }
  
  @keyframes pf-ai-pulse-slow {
    0%, 100% { transform: scale(1); opacity: 0.2; }
    50% { transform: scale(1.1); opacity: 0.3; }
  }
  
  @keyframes pf-ai-shine {
    0% { left: -100%; }
    100% { left: 100%; }
  }
  
  @keyframes pf-ai-drift {
    0% { transform: translate(0, 0); }
    100% { transform: translate(30px, 30px); }
  }
  
  @keyframes pf-ai-pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.05); }
  }
  
  @keyframes pf-ai-fade-up {
    from {
      opacity: 0;
      transform: translateY(30px);
    }
    to {
      opacity: 1;
      transform: translateY(0);
    }
  }

  /* Responsive */
  @media (min-width: 575px) {
    .pf-ai-title {
      font-size: 3rem;
    }
    .pf-ai-hero {
      padding: 120px 0 140px;
    }
  }
  
  @media (min-width: 767px) {
    .pf-ai-title {
      font-size: 3.5rem;
    }
    .pf-ai-subtitle {
      font-size: 1.5rem;
    }
    .pf-ai-body-text {
      column-count: 2;
    }
    .pf-ai-lead {
      font-size: 2rem;
    }
  }
  
  @media (min-width: 991px) {
    .pf-ai-title {
      font-size: 4rem;
    }
    .pf-ai-section-title {
      font-size: 2.5rem;
    }
    .pf-ai-hero {
      padding: 140px 0 160px;
    }
    .pf-ai-cta-content h2 {
      font-size: 3rem;
    }
  }
  
  @media (min-width: 1199px) {
    .pf-ai-title {
      font-size: 4.5rem;
    }
    .pf-ai-hero-visual {
      height: 300px;
    }
  }
  
  @media (max-width: 767px) {
    .pf-ai-screenshot-section {
      margin-top: -40px;
      padding: 0;
    }
    .pf-ai-feature-card {
      margin-bottom: 20px;
    }
    .pf-ai-tags-wrapper {
      padding: 25px;
    }
    .pf-ai-cta-buttons {
      flex-direction: column;
      align-items: center;
    }
    .pf-ai-btn-primary,
    .pf-ai-btn-secondary {
      width: 100%;
      max-width: 300px;
      text-align: center;
    }
  }