:root {
  --primary: #667eea;
  --primary-light: #764ba2;
  --secondary: #f093fb;
  --accent: #4facfe;
  --bg-light: #f8fafc;
  --bg-white: #ffffff;
  --text-dark: #1a202c;
  --text-gray: #4a5568;
  --text-light: #718096;
  --blueprint: #0ea5e9;
  --shadow-soft: 0 8px 32px rgba(31, 38, 135, 0.15);
  --shadow-clay: 0 8px 32px rgba(31, 38, 135, 0.1);
  --border-radius: 20px;
  --gradient-primary: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
  --gradient-secondary: linear-gradient(135deg, var(--secondary) 0%, var(--accent) 100%);
  --gradient-glass: rgba(255, 255, 255, 0.25);
}

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

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  line-height: 1.6;
  color: var(--text-dark);
  background: var(--bg-light);
  overflow-x: hidden;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

/* Clay Elements */
.clay-element {
  background: var(--bg-white);
  border-radius: var(--border-radius);
  box-shadow: var(--shadow-clay);
  border: 1px solid rgba(255, 255, 255, 0.8);
  backdrop-filter: blur(10px);
  transition: all 0.3s ease;
}

.clay-element:hover {
  transform: translateY(-5px);
  box-shadow: 0 12px 40px rgba(31, 38, 135, 0.2);
}

/* Navigation */
nav {
  position: fixed;
  top: 0;
  width: 100%;
  z-index: 1000;
  padding: 15px 0;
  backdrop-filter: blur(20px);
  background: rgba(248, 250, 252, 0.9);
  border-bottom: 1px solid rgba(255, 255, 255, 0.2);
}

.nav-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  font-size: 1.8rem;
  font-weight: 700;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.nav-links {
  display: flex;
  list-style: none;
  gap: 2rem;
}

.nav-links a {
  text-decoration: none;
  color: var(--text-dark);
  font-weight: 500;
  transition: all 0.3s ease;
  position: relative;
}

.nav-links a:hover {
  color: var(--primary);
}

.nav-links a::after {
  content: '';
  position: absolute;
  width: 0;
  height: 2px;
  bottom: -5px;
  left: 0;
  background: var(--gradient-primary);
  transition: width 0.3s ease;
}

.nav-links a:hover::after {
  width: 100%;
}

/* Hero Section */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  padding-top: 80px;
  background: linear-gradient(135deg, var(--bg-light) 0%, rgba(102, 126, 234, 0.05) 100%);
}

.hero-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.hero-text h1 {
  font-size: 3.5rem;
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 1.5rem;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-text p {
  font-size: 1.3rem;
  color: var(--text-gray);
  margin-bottom: 2rem;
}

.cta-button {
  display: inline-block;
  padding: 15px 35px;
  background: var(--gradient-primary);
  color: white;
  text-decoration: none;
  border-radius: 50px;
  font-weight: 600;
  box-shadow: var(--shadow-soft);
  transition: all 0.3s ease;
  border: none;
  cursor: pointer;
  font-size: 1.1rem;
}

.cta-button:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 40px rgba(102, 126, 234, 0.3);
}

/* Blueprint Graphics */
.blueprint-container {
  position: relative;
  width: 100%;
  height: 400px;
}

.blueprint-grid {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: 
    linear-gradient(rgba(14, 165, 233, 0.1) 1px, transparent 1px),
    linear-gradient(90deg, rgba(14, 165, 233, 0.1) 1px, transparent 1px);
  background-size: 20px 20px;
  animation: gridMove 20s linear infinite;
}

.blueprint-shape {
  position: absolute;
  border: 2px solid var(--blueprint);
  background: rgba(14, 165, 233, 0.05);
  border-radius: var(--border-radius);
  animation: float 6s ease-in-out infinite;
}

.blueprint-shape:nth-child(2) { 
  top: 50px; 
  left: 100px; 
  width: 150px; 
  height: 100px; 
  animation-delay: -2s;
}

.blueprint-shape:nth-child(3) { 
  top: 200px; 
  right: 80px; 
  width: 120px; 
  height: 120px; 
  border-radius: 50%;
  animation-delay: -4s;
}

.blueprint-shape:nth-child(4) { 
  bottom: 100px; 
  left: 50px; 
  width: 100px; 
  height: 150px;
  animation-delay: -1s;
}

@keyframes gridMove {
  0% { transform: translate(0, 0); }
  100% { transform: translate(20px, 20px); }
}

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

/* Section Styles */
.section {
  padding: 100px 0;
}

.section-header {
  text-align: center;
  margin-bottom: 4rem;
}

.section-header h2 {
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: 1rem;
  color: var(--text-dark);
}

.section-header p {
  font-size: 1.2rem;
  color: var(--text-gray);
  max-width: 600px;
  margin: 0 auto;
}

/* Cards Grid */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  margin-top: 3rem;
}

.card {
  padding: 2.5rem;
  text-align: center;
  transition: all 0.3s ease;
}

.card-icon {
  width: 80px;
  height: 80px;
  margin: 0 auto 1.5rem;
  background: var(--gradient-secondary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  color: white;
  box-shadow: var(--shadow-soft);
}

.card h3 {
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: 1rem;
  color: var(--text-dark);
}

.card p {
  color: var(--text-gray);
  line-height: 1.6;
}

/* Footer */
footer {
  background: var(--text-dark);
  color: var(--bg-white);
  padding: 3rem 0 1rem;
  text-align: center;
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
  margin-bottom: 2rem;
}

.footer-section h3 {
  font-size: 1.3rem;
  margin-bottom: 1rem;
  color: var(--secondary);
}

.footer-section a {
  color: var(--text-light);
  text-decoration: none;
  transition: color 0.3s ease;
}

.footer-section a:hover {
  color: var(--secondary);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 1rem;
  color: var(--text-light);
}

/* Animations */
.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.8s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

.slide-in-left {
  opacity: 0;
  transform: translateX(-50px);
  transition: all 0.8s ease;
}

.slide-in-left.visible {
  opacity: 1;
  transform: translateX(0);
}

.slide-in-right {
  opacity: 0;
  transform: translateX(50px);
  transition: all 0.8s ease;
}

.slide-in-right.visible {
  opacity: 1;
  transform: translateX(0);
}

/* Form Styles */
.form-group {
  margin-bottom: 1.5rem;
}

.form-group label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: 500;
  color: var(--text-dark);
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 12px 15px;
  border: 2px solid rgba(255, 255, 255, 0.2);
  border-radius: 15px;
  background: var(--bg-white);
  font-size: 1rem;
  transition: all 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

/* Responsive Design */
@media (max-width: 768px) {
  .hero-content {
    grid-template-columns: 1fr;
    text-align: center;
  }
  
  .hero-text h1 {
    font-size: 2.5rem;
  }
  
  .nav-links {
    display: none;
  }
  
  .cards-grid {
    grid-template-columns: 1fr;
  }
  
  .section {
    padding: 60px 0;
  }
}