/* Base Variables */
:root {
  --pf-ai-orange: #f3541e;
  --pf-ai-cyan: #58b8cb;
  --pf-ai-white: #ffffff;
  --pf-ai-light-blue: #eaf6f8;
  --pf-ai-dark: #2e2e2e;
  --pf-ai-body: #586782;
  --pf-ai-muted: #949c9e;
  
  /* Project Colors */
  --pf-ai-proj-gold: #efbb34;
  --pf-ai-proj-green: #00aa85;
  --pf-ai-proj-blue: #5090cd;
  
  --pf-ai-radius-sm: 6px;
  --pf-ai-radius-lg: 10px;
  --pf-ai-radius-btn: 25px;
  --pf-ai-shadow: 0 2px 15px rgba(88, 184, 203, 0.1);
  --pf-ai-shadow-hover: 0 2px 15px rgba(88, 184, 203, 0.3);
  --pf-ai-transition: all 0.5s ease-out;
  --pf-ai-transition-fast: all 0.3s ease-out;
}

/* Keyframes */
@keyframes pf-ai-float {
  0%, 100% { transform: translateY(0px) rotate(0deg); }
  50% { transform: translateY(-20px) rotate(5deg); }
}

@keyframes pf-ai-float-delayed {
  0%, 100% { transform: translateY(0px) rotate(0deg); }
  50% { transform: translateY(-15px) rotate(-5deg); }
}

@keyframes pf-ai-gradient-shift {
  0% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

@keyframes pf-ai-fade-in-up {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes pf-ai-pulse {
  0%, 100% { transform: scale(1); box-shadow: 0 0 0 0 rgba(88, 184, 203, 0.4); }
  50% { transform: scale(1.05); box-shadow: 0 0 0 10px rgba(88, 184, 203, 0); }
}

@keyframes pf-ai-shape-rotate {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

/* Global Section Styles */
.pf-ai-section {
  position: relative;
  margin-bottom: 4rem;
}

.pf-ai-full-width {
  margin-left: calc(-50vw + 50%);
  margin-right: calc(-50vw + 50%);
  width: 100vw;
  position: relative;
  overflow: hidden;
}

.pf-ai-inner {
  max-width: 1140px;
  margin: 0 auto;
  padding: 0 15px;
  position: relative;
  z-index: 2;
}

/* Hero Section */
.pf-ai-hero {
  background: linear-gradient(135deg, var(--pf-ai-proj-blue) 0%, var(--pf-ai-cyan) 50%, var(--pf-ai-proj-green) 100%);
  background-size: 200% 200%;
  animation: pf-ai-gradient-shift 15s ease infinite;
  padding: 6rem 0 8rem;
  margin-top: -2rem;
  position: relative;
}

.pf-ai-hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.05'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
  opacity: 0.3;
}

.pf-ai-hero-shapes {
  position: absolute;
  width: 100%;
  height: 100%;
  top: 0;
  left: 0;
  overflow: hidden;
  pointer-events: none;
}

.pf-ai-shape {
  position: absolute;
  border-radius: 50%;
  opacity: 0.15;
}

.pf-ai-shape-1 {
  width: 300px;
  height: 300px;
  background: var(--pf-ai-proj-gold);
  top: -100px;
  right: 10%;
  animation: pf-ai-float 6s ease-in-out infinite;
}

.pf-ai-shape-2 {
  width: 200px;
  height: 200px;
  background: var(--pf-ai-white);
  bottom: 10%;
  left: 5%;
  animation: pf-ai-float-delayed 8s ease-in-out infinite;
}

.pf-ai-shape-3 {
  width: 150px;
  height: 150px;
  background: var(--pf-ai-proj-green);
  top: 40%;
  right: 20%;
  animation: pf-ai-float 7s ease-in-out infinite 1s;
}

.pf-ai-hero-content {
  position: relative;
  z-index: 3;
  color: var(--pf-ai-white);
  text-align: center;
}

.pf-ai-hero-label {
  display: inline-block;
  font-family: 'Roboto Mono', monospace;
  font-size: 0.875rem;
  text-transform: uppercase;
  letter-spacing: 3px;
  background: rgba(255,255,255,0.2);
  padding: 0.5rem 1.5rem;
  border-radius: var(--pf-ai-radius-btn);
  margin-bottom: 2rem;
  border: 1px solid rgba(255,255,255,0.3);
  backdrop-filter: blur(10px);
}

.pf-ai-hero-title {
  font-size: 3.5rem;
  font-weight: 700;
  line-height: 1.1;
  margin-bottom: 1.5rem;
  text-shadow: 0 2px 10px rgba(0,0,0,0.1);
  animation: pf-ai-fade-in-up 1s ease-out;
}

.pf-ai-hero-subtitle {
  font-size: 1.25rem;
  opacity: 0.95;
  max-width: 600px;
  margin: 0 auto 2rem;
  font-weight: 300;
}

.pf-ai-hero-meta {
  display: flex;
  justify-content: center;
  gap: 3rem;
  margin-top: 3rem;
  font-family: 'Roboto Mono', monospace;
  font-size: 0.9rem;
}

.pf-ai-meta-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
}

.pf-ai-meta-label {
  opacity: 0.8;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.pf-ai-meta-value {
  font-weight: 600;
  font-size: 1.1rem;
}

/* Screenshot Section */
.pf-ai-screenshot-section {
  margin-top: -4rem;
  position: relative;
  z-index: 10;
  padding: 0 15px;
}

.pf-ai-screenshot-wrapper {
  background: var(--pf-ai-white);
  border-radius: var(--pf-ai-radius-lg);
  box-shadow: var(--pf-ai-shadow-hover);
  padding: 1.5rem;
  position: relative;
  overflow: hidden;
}

.pf-ai-screenshot-wrapper::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--pf-ai-proj-gold), var(--pf-ai-proj-green), var(--pf-ai-proj-blue));
}

/* Project Info Section */
.pf-ai-info-section {
  padding: 5rem 0;
}

.pf-ai-section-header {
  margin-bottom: 3rem;
  position: relative;
  display: inline-block;
}

.pf-ai-section-header::after {
  content: '';
  position: absolute;
  bottom: -10px;
  left: 0;
  width: 60px;
  height: 4px;
  background: var(--pf-ai-proj-gold);
  border-radius: 2px;
}

.pf-ai-section-title {
  font-size: 2.5rem;
  color: var(--pf-ai-dark);
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.pf-ai-section-intro {
  font-size: 1.25rem;
  color: var(--pf-ai-body);
  line-height: 1.6;
  margin-bottom: 3rem;
  border-left: 4px solid var(--pf-ai-proj-blue);
  padding-left: 1.5rem;
}

.pf-ai-content-block {
  background: var(--pf-ai-light-blue);
  border-radius: var(--pf-ai-radius-lg);
  padding: 2.5rem;
  margin-bottom: 2rem;
  position: relative;
  transition: var(--pf-ai-transition);
}

.pf-ai-content-block:hover {
  transform: translateY(-5px);
  box-shadow: var(--pf-ai-shadow);
}

.pf-ai-content-block h3 {
  color: var(--pf-ai-dark);
  font-size: 1.5rem;
  margin-bottom: 1rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.pf-ai-icon {
  width: 40px;
  height: 40px;
  background: var(--pf-ai-white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--pf-ai-proj-blue);
  font-weight: bold;
  flex-shrink: 0;
}

.pf-ai-content-text {
  color: var(--pf-ai-body);
  line-height: 1.8;
  font-size: 1rem;
}

.pf-ai-highlight-list {
  list-style: none;
  padding: 0;
  margin: 1.5rem 0 0;
}

.pf-ai-highlight-list li {
  padding: 0.75rem 0;
  padding-left: 2rem;
  position: relative;
  color: var(--pf-ai-dark);
  border-bottom: 1px solid rgba(88, 184, 203, 0.2);
}

.pf-ai-highlight-list li::before {
  content: '→';
  position: absolute;
  left: 0;
  color: var(--pf-ai-proj-green);
  font-weight: bold;
  font-family: 'Roboto Mono', monospace;
}

/* Color Palette Section */
.pf-ai-colors-section {
  background: var(--pf-ai-dark);
  padding: 5rem 0;
  margin-left: calc(-50vw + 50%);
  margin-right: calc(-50vw + 50%);
  width: 100vw;
  position: relative;
}

.pf-ai-colors-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(circle at 20% 50%, rgba(239, 187, 52, 0.1) 0%, transparent 50%),
              radial-gradient(circle at 80% 50%, rgba(0, 170, 133, 0.1) 0%, transparent 50%);
}

.pf-ai-colors-title {
  color: var(--pf-ai-white);
  font-size: 2.5rem;
  margin-bottom: 3rem;
  text-align: center;
}

.pf-ai-colors-title span {
  color: var(--pf-ai-proj-gold);
}

.pf-ai-color-card {
  background: rgba(255,255,255,0.05);
  border-radius: var(--pf-ai-radius-lg);
  padding: 2rem;
  text-align: center;
  transition: var(--pf-ai-transition);
  border: 1px solid rgba(255,255,255,0.1);
  height: 100%;
}

.pf-ai-color-card:hover {
  transform: translateY(-10px);
  background: rgba(255,255,255,0.1);
  border-color: rgba(255,255,255,0.2);
}

.pf-ai-color-swatch {
  width: 100%;
  height: 120px;
  border-radius: var(--pf-ai-radius-sm);
  margin-bottom: 1.5rem;
  box-shadow: 0 10px 30px rgba(0,0,0,0.3);
  position: relative;
  overflow: hidden;
}

.pf-ai-color-swatch::after {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
  transition: 0.5s;
}

.pf-ai-color-card:hover .pf-ai-color-swatch::after {
  left: 100%;
}

.pf-ai-color-name {
  color: var(--pf-ai-white);
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.pf-ai-color-hex {
  font-family: 'Roboto Mono', monospace;
  color: var(--pf-ai-muted);
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 1px;
}

/* Features Section */
.pf-ai-features-section {
  padding: 5rem 0;
  background: var(--pf-ai-white);
}

.pf-ai-feature-grid {
  margin-top: 3rem;
}

.pf-ai-feature-card {
  background: var(--pf-ai-white);
  border: 2px solid var(--pf-ai-light-blue);
  border-radius: var(--pf-ai-radius-lg);
  padding: 2.5rem;
  height: 100%;
  transition: var(--pf-ai-transition);
  position: relative;
  overflow: hidden;
}

.pf-ai-feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 0;
  background: linear-gradient(180deg, var(--pf-ai-proj-gold), var(--pf-ai-proj-green));
  transition: height 0.5s ease;
}

.pf-ai-feature-card:hover {
  border-color: transparent;
  box-shadow: var(--pf-ai-shadow-hover);
  transform: translateY(-8px);
}

.pf-ai-feature-card:hover::before {
  height: 100%;
}

.pf-ai-feature-icon {
  width: 60px;
  height: 60px;
  background: var(--pf-ai-light-blue);
  border-radius: var(--pf-ai-radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 1.5rem;
  transition: var(--pf-ai-transition-fast);
}

.pf-ai-feature-card:hover .pf-ai-feature-icon {
  background: var(--pf-ai-proj-blue);
  color: var(--pf-ai-white);
  transform: rotate(10deg) scale(1.1);
}

.pf-ai-feature-title {
  font-size: 1.25rem;
  color: var(--pf-ai-dark);
  margin-bottom: 1rem;
  font-weight: 600;
}

.pf-ai-feature-text {
  color: var(--pf-ai-body);
  font-size: 0.95rem;
  line-height: 1.7;
}

/* Tags Section */
.pf-ai-tags-section {
  padding: 3rem 0;
  background: var(--pf-ai-light-blue);
  margin-left: calc(-50vw + 50%);
  margin-right: calc(-50vw + 50%);
  width: 100vw;
}

.pf-ai-tags-wrapper {
  max-width: 1140px;
  margin: 0 auto;
  padding: 0 15px;
}

.pf-ai-tag-group {
  margin-bottom: 2rem;
}

.pf-ai-tag-group h4 {
  font-family: 'Roboto Mono', monospace;
  font-size: 0.875rem;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: var(--pf-ai-muted);
  margin-bottom: 1rem;
  font-weight: 600;
}

.pf-ai-tag-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.pf-ai-tag-list li {
  margin: 0;
}

.pf-ai-tag-list a {
  display: inline-block;
  padding: 0.5rem 1.25rem;
  background: var(--pf-ai-white);
  color: var(--pf-ai-dark);
  text-decoration: none;
  border-radius: var(--pf-ai-radius-btn);
  font-size: 0.9rem;
  transition: var(--pf-ai-transition-fast);
  border: 1px solid rgba(88, 184, 203, 0.3);
  box-shadow: var(--pf-ai-shadow);
}

.pf-ai-tag-list a:hover {
  background: var(--pf-ai-proj-blue);
  color: var(--pf-ai-white);
  transform: translateY(-2px);
  box-shadow: var(--pf-ai-shadow-hover);
  border-color: var(--pf-ai-proj-blue);
}

/* CTA Section */
.pf-ai-cta-section {
  background: linear-gradient(135deg, var(--pf-ai-proj-green) 0%, var(--pf-ai-cyan) 100%);
  padding: 6rem 0;
  margin-left: calc(-50vw + 50%);
  margin-right: calc(-50vw + 50%);
  width: 100vw;
  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: 0.5;
  animation: pf-ai-shape-rotate 60s linear infinite;
}

.pf-ai-cta-content {
  text-align: center;
  position: relative;
  z-index: 2;
  color: var(--pf-ai-white);
}

.pf-ai-cta-title {
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: 1rem;
  text-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.pf-ai-cta-text {
  font-size: 1.25rem;
  opacity: 0.95;
  max-width: 600px;
  margin: 0 auto 2.5rem;
}

.pf-ai-cta-buttons {
  display: flex;
  gap: 1.5rem;
  justify-content: center;
  flex-wrap: wrap;
}

.pf-ai-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 1rem 2.5rem;
  border-radius: var(--pf-ai-radius-btn);
  font-weight: 600;
  text-decoration: none;
  transition: var(--pf-ai-transition-fast);
  font-size: 1rem;
  border: 2px solid transparent;
  cursor: pointer;
  font-family: 'Roboto', sans-serif;
}

.pf-ai-btn-primary {
  background: var(--pf-ai-white);
  color: var(--pf-ai-proj-green);
  box-shadow: 0 4px 15px rgba(0,0,0,0.2);
}

.pf-ai-btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 6px 20px rgba(0,0,0,0.3);
  animation: pf-ai-pulse 2s infinite;
  text-decoration: none;
  color: var(--pf-ai-dark);
}

.pf-ai-btn-secondary {
  background: transparent;
  color: var(--pf-ai-white);
  border-color: rgba(255,255,255,0.5);
}

.pf-ai-btn-secondary:hover {
  background: rgba(255,255,255,0.2);
  border-color: var(--pf-ai-white);
  color: var(--pf-ai-white);
  text-decoration: none;
  transform: translateY(-3px);
}

/* Responsive Design */
@media (max-width: 1199px) {
  .pf-ai-hero-title {
    font-size: 3rem;
  }
}

@media (max-width: 991px) {
  .pf-ai-hero {
    padding: 5rem 0 7rem;
  }
  
  .pf-ai-hero-title {
    font-size: 2.5rem;
  }
  
  .pf-ai-section-title, .pf-ai-colors-title, .pf-ai-cta-title {
    font-size: 2rem;
  }
  
  .pf-ai-content-block {
    padding: 2rem;
  }
}

@media (max-width: 767px) {
  .pf-ai-hero {
    padding: 4rem 0 6rem;
  }
  
  .pf-ai-hero-title {
    font-size: 2rem;
  }
  
  .pf-ai-hero-subtitle {
    font-size: 1.1rem;
  }
  
  .pf-ai-hero-meta {
    gap: 2rem;
  }
  
  .pf-ai-screenshot-wrapper {
    padding: 1rem;
  }
  
  .pf-ai-section-intro {
    font-size: 1.1rem;
  }
  
  .pf-ai-feature-card {
    margin-bottom: 1.5rem;
  }
  
  .pf-ai-cta-buttons {
    flex-direction: column;
    align-items: center;
  }
  
  .pf-ai-btn {
    width: 100%;
    max-width: 300px;
    justify-content: center;
  }
}

@media (max-width: 575px) {
  .pf-ai-hero-title {
    font-size: 1.75rem;
  }
  
  .pf-ai-hero-label {
    font-size: 0.75rem;
    padding: 0.4rem 1rem;
  }
  
  .pf-ai-hero-meta {
    flex-direction: column;
    gap: 1.5rem;
  }
  
  .pf-ai-content-block {
    padding: 1.5rem;
  }
  
  .pf-ai-color-card {
    margin-bottom: 1.5rem;
  }
  
  .pf-ai-section-title, .pf-ai-colors-title, .pf-ai-cta-title {
    font-size: 1.75rem;
  }
  
  .pf-ai-tag-list {
    gap: 0.5rem;
  }
  
  .pf-ai-tag-list a {
    font-size: 0.85rem;
    padding: 0.4rem 1rem;
  }
}

/* Utility Classes */
.pf-ai-mb-0 { margin-bottom: 0; }
.pf-ai-text-center { text-align: center; }