/* Base animations */
  @keyframes pf-ai-float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-20px); }
  }
  
  @keyframes pf-ai-pulse {
    0%, 100% { transform: scale(1); opacity: 0.8; }
    50% { transform: scale(1.05); opacity: 1; }
  }
  
  @keyframes pf-ai-fade-in-up {
    from { opacity: 0; transform: translateY(30px); }
    to { opacity: 1; transform: translateY(0); }
  }
  
  @keyframes pf-ai-gradient-shift {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
  }
  
  @keyframes pf-ai-rotate-slow {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
  }
  
  @keyframes pf-ai-draw-line {
    from { width: 0%; }
    to { width: 100%; }
  }
  
  /* Hero Section */
  .pf-ai-hero {
    margin-left: calc(-50vw + 50%);
    margin-right: calc(-50vw + 50%);
    width: 100vw;
    background: linear-gradient(135deg, #00aa8d 0%, #58b8cb 50%, #007a65 100%);
    background-size: 200% 200%;
    animation: pf-ai-gradient-shift 15s ease infinite;
    position: relative;
    overflow: hidden;
    padding: 120px 0 100px;
  }
  
  .pf-ai-hero-pattern {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0.1;
    background-image: radial-gradient(circle at 20% 50%, #ffffff 2px, transparent 2px),
                      radial-gradient(circle at 80% 80%, #ffffff 1.5px, transparent 1.5px),
                      radial-gradient(circle at 40% 20%, #ffffff 1px, transparent 1px);
    background-size: 100px 100px, 150px 150px, 80px 80px;
  }
  
  .pf-ai-hero-shape {
    position: absolute;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    animation: pf-ai-float 6s ease-in-out infinite;
  }
  
  .pf-ai-hero-shape-1 {
    width: 300px;
    height: 300px;
    top: -100px;
    right: 10%;
    animation-delay: 0s;
  }
  
  .pf-ai-hero-shape-2 {
    width: 150px;
    height: 150px;
    bottom: 10%;
    left: 5%;
    animation-delay: 2s;
  }
  
  .pf-ai-hero-shape-3 {
    width: 80px;
    height: 80px;
    top: 40%;
    right: 20%;
    animation-delay: 4s;
  }
  
  .pf-ai-hero-content {
    max-width: 1140px;
    margin: 0 auto;
    padding: 0 15px;
    position: relative;
    z-index: 2;
  }
  
  .pf-ai-hero-badge {
    display: inline-block;
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    padding: 8px 20px;
    border-radius: 25px;
    color: #ffffff;
    font-family: 'Roboto Mono', monospace;
    font-size: 14px;
    letter-spacing: 1px;
    margin-bottom: 30px;
    animation: pf-ai-fade-in-up 0.8s ease-out;
  }
  
  .pf-ai-hero-title {
    font-size: 56px;
    font-weight: 700;
    color: #ffffff;
    line-height: 1.1;
    margin-bottom: 20px;
    animation: pf-ai-fade-in-up 0.8s ease-out 0.2s both;
  }
  
  .pf-ai-hero-subtitle {
    font-size: 24px;
    color: rgba(255, 255, 255, 0.9);
    font-weight: 300;
    max-width: 600px;
    line-height: 1.5;
    animation: pf-ai-fade-in-up 0.8s ease-out 0.4s both;
  }
  
  .pf-ai-hero-year {
    position: absolute;
    top: 0;
    right: 15px;
    font-family: 'Roboto Mono', monospace;
    font-size: 120px;
    font-weight: 700;
    color: rgba(255, 255, 255, 0.1);
    line-height: 1;
    animation: pf-ai-fade-in-up 1s ease-out 0.6s both;
  }
  
  /* Screenshot Section */
  .pf-ai-screenshot-section {
    margin-top: -50px;
    position: relative;
    z-index: 10;
    margin-bottom: 80px;
  }
  
  .pf-ai-screenshot-wrapper {
    background: #ffffff;
    border-radius: 10px;
    padding: 20px;
    box-shadow: 0 20px 60px rgba(0, 170, 141, 0.2);
    transform: translateY(0);
    transition: all 0.5s ease-out;
  }
  
  .pf-ai-screenshot-wrapper:hover {
    transform: translateY(-5px);
    box-shadow: 0 30px 80px rgba(0, 170, 141, 0.3);
  }
  
  .pf-ai-browser-mockup {
    background: #f8f9fa;
    border-radius: 6px;
    overflow: hidden;
    border: 1px solid #e9ecef;
  }
  
  .pf-ai-browser-header {
    background: linear-gradient(to right, #eaf6f8, #ffffff);
    padding: 12px 20px;
    display: flex;
    gap: 8px;
    border-bottom: 1px solid #e9ecef;
  }
  
  .pf-ai-browser-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
  }
  
  .pf-ai-browser-dot-red { background: #f3541e; }
  .pf-ai-browser-dot-yellow { background: #ffc107; }
  .pf-ai-browser-dot-green { background: #00aa8d; }
  
  .pf-ai-browser-url {
    margin-left: 20px;
    background: rgba(255,255,255,0.8);
    padding: 2px 15px;
    border-radius: 12px;
    font-family: 'Roboto Mono', monospace;
    font-size: 12px;
    color: #586782;
    flex: 1;
    text-align: center;
  }
  
  /* Project Info Section */
  .pf-ai-info-section {
    margin-bottom: 100px;
  }
  
  .pf-ai-section-label {
    font-family: 'Roboto Mono', monospace;
    font-size: 13px;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: #00aa8d;
    margin-bottom: 15px;
    display: flex;
    align-items: center;
    gap: 10px;
  }
  
  .pf-ai-section-label::after {
    content: '';
    flex: 1;
    height: 1px;
    background: linear-gradient(to right, #00aa8d, transparent);
    animation: pf-ai-draw-line 2s ease-out;
  }
  
  .pf-ai-info-title {
    font-size: 42px;
    color: #2e2e2e;
    margin-bottom: 30px;
    line-height: 1.2;
  }
  
  .pf-ai-info-text {
    font-size: 18px;
    color: #586782;
    line-height: 1.8;
    margin-bottom: 40px;
  }
  
  .pf-ai-challenge-box {
    background: #eaf6f8;
    border-left: 4px solid #f3541e;
    padding: 30px;
    border-radius: 0 6px 6px 0;
    margin-bottom: 30px;
    position: relative;
    overflow: hidden;
  }
  
  .pf-ai-challenge-box::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 200px;
    height: 200px;
    background: rgba(243, 84, 30, 0.05);
    border-radius: 50%;
    animation: pf-ai-pulse 4s ease-in-out infinite;
  }
  
  .pf-ai-challenge-title {
    font-size: 20px;
    color: #2e2e2e;
    margin-bottom: 15px;
    display: flex;
    align-items: center;
    gap: 10px;
  }
  
  .pf-ai-challenge-title span {
    color: #f3541e;
    font-size: 24px;
  }
  
  .pf-ai-solution-grid {
    display: grid;
    gap: 20px;
  }
  
  .pf-ai-solution-item {
    background: #ffffff;
    border: 1px solid #e9ecef;
    border-radius: 6px;
    padding: 25px;
    transition: all 0.3s ease-out;
    position: relative;
    overflow: hidden;
  }
  
  .pf-ai-solution-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: #00aa8d;
    transform: scaleY(0);
    transition: transform 0.3s ease-out;
  }
  
  .pf-ai-solution-item:hover {
    box-shadow: 0 2px 15px rgba(88, 184, 203, 0.3);
    transform: translateX(5px);
  }
  
  .pf-ai-solution-item:hover::before {
    transform: scaleY(1);
  }
  
  .pf-ai-solution-item h4 {
    color: #00aa8d;
    font-size: 18px;
    margin-bottom: 10px;
  }
  
  .pf-ai-solution-item p {
    color: #586782;
    font-size: 15px;
    line-height: 1.6;
    margin: 0;
  }
  
  /* Color Palette Section */
  .pf-ai-colors-section {
    margin-left: calc(-50vw + 50%);
    margin-right: calc(-50vw + 50%);
    width: 100vw;
    background: #2e2e2e;
    padding: 80px 0;
    margin-bottom: 100px;
    position: relative;
    overflow: hidden;
  }
  
  .pf-ai-colors-section::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -10%;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(0, 170, 141, 0.2) 0%, transparent 70%);
    animation: pf-ai-rotate-slow 20s linear infinite;
  }
  
  .pf-ai-colors-content {
    max-width: 1140px;
    margin: 0 auto;
    padding: 0 15px;
    position: relative;
    z-index: 2;
  }
  
  .pf-ai-color-main {
    display: flex;
    align-items: center;
    gap: 40px;
    flex-wrap: wrap;
  }
  
  .pf-ai-color-swatch-large {
    width: 200px;
    height: 200px;
    background: #00aa8d;
    border-radius: 10px;
    box-shadow: 0 20px 40px rgba(0, 170, 141, 0.4);
    position: relative;
    animation: pf-ai-float 5s ease-in-out infinite;
    flex-shrink: 0;
  }
  
  .pf-ai-color-swatch-large::after {
    content: '#00aa8d';
    position: absolute;
    bottom: -40px;
    left: 50%;
    transform: translateX(-50%);
    font-family: 'Roboto Mono', monospace;
    color: #ffffff;
    font-size: 16px;
  }
  
  .pf-ai-color-info h3 {
    color: #ffffff;
    font-size: 32px;
    margin-bottom: 15px;
  }
  
  .pf-ai-color-info p {
    color: #949c9e;
    font-size: 16px;
    line-height: 1.6;
    max-width: 400px;
  }
  
  .pf-ai-color-badges {
    display: flex;
    gap: 15px;
    margin-top: 20px;
  }
  
  .pf-ai-color-badge {
    padding: 8px 16px;
    border-radius: 25px;
    font-size: 13px;
    font-family: 'Roboto Mono', monospace;
  }
  
  .pf-ai-badge-primary {
    background: #00aa8d;
    color: white;
  }
  
  .pf-ai-badge-secondary {
    background: rgba(88, 184, 203, 0.2);
    color: #58b8cb;
    border: 1px solid #58b8cb;
  }
  
  .pf-ai-badge-accent {
    background: rgba(243, 84, 30, 0.2);
    color: #f3541e;
    border: 1px solid #f3541e;
  }
  
  /* Features Section */
  .pf-ai-features-section {
    margin-bottom: 100px;
  }
  
  .pf-ai-features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin-top: 50px;
  }
  
  .pf-ai-feature-card {
    background: #ffffff;
    border-radius: 10px;
    padding: 40px 30px;
    box-shadow: 0 2px 15px rgba(88, 184, 203, 0.1);
    transition: all 0.5s ease-out;
    position: relative;
    overflow: hidden;
    border: 1px solid transparent;
  }
  
  .pf-ai-feature-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 170, 141, 0.2);
    border-color: #00aa8d;
  }
  
  .pf-ai-feature-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #00aa8d 0%, #58b8cb 100%);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 25px;
    font-size: 28px;
    color: white;
    transition: all 0.3s ease-out;
  }
  
  .pf-ai-feature-card:hover .pf-ai-feature-icon {
    transform: scale(1.1) rotate(5deg);
    box-shadow: 0 10px 20px rgba(0, 170, 141, 0.3);
  }
  
  .pf-ai-feature-card h3 {
    font-size: 22px;
    color: #2e2e2e;
    margin-bottom: 15px;
  }
  
  .pf-ai-feature-card p {
    color: #586782;
    line-height: 1.6;
    font-size: 15px;
  }
  
  .pf-ai-feature-highlight {
    position: absolute;
    top: 0;
    right: 0;
    width: 100px;
    height: 100px;
    background: linear-gradient(135deg, transparent 50%, rgba(0, 170, 141, 0.05) 50%);
    border-radius: 0 10px 0 0;
  }
  
  /* Taxonomy/Tags Section */
  .pf-ai-tags-section {
    margin-bottom: 100px;
    background: #eaf6f8;
    border-radius: 10px;
    padding: 50px;
    position: relative;
  }
  
  .pf-ai-tags-section::before {
    content: '';
    position: absolute;
    top: 20px;
    left: 20px;
    right: 20px;
    bottom: 20px;
    border: 1px dashed rgba(88, 184, 203, 0.3);
    border-radius: 6px;
    pointer-events: none;
  }
  
  .pf-ai-tags-list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
  }
  
  .pf-ai-tags-list li {
    margin: 0;
  }
  
  .pf-ai-tags-list a {
    display: inline-block;
    padding: 10px 20px;
    background: #ffffff;
    color: #586782;
    text-decoration: none;
    border-radius: 25px;
    font-size: 14px;
    transition: all 0.3s ease-out;
    border: 1px solid #e9ecef;
    box-shadow: 0 2px 5px rgba(0,0,0,0.05);
  }
  
  .pf-ai-tags-list a:hover {
    background: #00aa8d;
    color: #ffffff;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0, 170, 141, 0.3);
    border-color: #00aa8d;
  }
  
  .pf-ai-taxonomy-group {
    margin-bottom: 30px;
  }
  
  .pf-ai-taxonomy-group:last-child {
    margin-bottom: 0;
  }
  
  .pf-ai-taxonomy-group h4 {
    font-family: 'Roboto Mono', monospace;
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    color: #949c9e;
    margin-bottom: 15px;
  }
  
  /* CTA Section */
  .pf-ai-cta-section {
    margin-left: calc(-50vw + 50%);
    margin-right: calc(-50vw + 50%);
    width: 100vw;
    background: linear-gradient(to right, #2e2e2e 0%, #1a1a1a 100%);
    padding: 100px 0;
    position: relative;
    overflow: hidden;
    text-align: center;
  }
  
  .pf-ai-cta-pattern {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0.05;
    background-image: repeating-linear-gradient(45deg, transparent, transparent 35px, rgba(255,255,255,.1) 35px, rgba(255,255,255,.1) 70px);
  }
  
  .pf-ai-cta-content {
    max-width: 1140px;
    margin: 0 auto;
    padding: 0 15px;
    position: relative;
    z-index: 2;
  }
  
  .pf-ai-cta-title {
    font-size: 42px;
    color: #ffffff;
    margin-bottom: 20px;
    font-weight: 700;
  }
  
  .pf-ai-cta-text {
    font-size: 20px;
    color: #949c9e;
    margin-bottom: 40px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
  }
  
  .pf-ai-cta-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
  }
  
  .pf-ai-btn {
    display: inline-block;
    padding: 18px 40px;
    border-radius: 25px;
    font-size: 16px;
    font-weight: 500;
    text-decoration: none;
    transition: all 0.3s ease-out;
    cursor: pointer;
    border: none;
    font-family: inherit;
  }
  
  .pf-ai-btn-primary {
    background: #00aa8d;
    color: #ffffff;
    box-shadow: 0 10px 30px rgba(0, 170, 141, 0.4);
  }
  
  .pf-ai-btn-primary:hover {
    background: #008f75;
    transform: translateY(-3px);
    box-shadow: 0 15px 40px rgba(0, 170, 141, 0.5);
  }
  
  .pf-ai-btn-secondary {
    background: transparent;
    color: #f3541e;
    border: 2px solid #f3541e;
  }
  
  .pf-ai-btn-secondary:hover {
    background: #f3541e;
    color: #ffffff;
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(243, 84, 30, 0.3);
  }
  
  /* Responsive */
  @media (max-width: 1199px) {
    .pf-ai-hero-title { font-size: 48px; }
    .pf-ai-hero-year { font-size: 100px; }
  }
  
  @media (max-width: 991px) {
    .pf-ai-hero { padding: 80px 0 60px; }
    .pf-ai-hero-title { font-size: 40px; }
    .pf-ai-hero-subtitle { font-size: 20px; }
    .pf-ai-hero-year { font-size: 80px; right: 15px; }
    .pf-ai-info-title { font-size: 36px; }
    .pf-ai-cta-title { font-size: 36px; }
  }
  
  @media (max-width: 767px) {
    .pf-ai-hero-title { font-size: 32px; }
    .pf-ai-hero-subtitle { font-size: 18px; }
    .pf-ai-hero-year { display: none; }
    .pf-ai-color-main { justify-content: center; text-align: center; }
    .pf-ai-tags-section { padding: 30px; }
    .pf-ai-features-grid { grid-template-columns: 1fr; }
    .pf-ai-cta-title { font-size: 28px; }
    .pf-ai-cta-text { font-size: 16px; }
  }
  
  @media (max-width: 575px) {
    .pf-ai-hero { padding: 60px 0 40px; }
    .pf-ai-hero-badge { font-size: 12px; padding: 6px 15px; }
    .pf-ai-hero-title { font-size: 28px; }
    .pf-ai-info-title { font-size: 28px; }
    .pf-ai-color-swatch-large { width: 150px; height: 150px; }
    .pf-ai-btn { width: 100%; text-align: center; }
  }