:root {
  --primary-color: #1a1a1a;
  --secondary-color: #2a2a2a;
  --accent-color: #00ff95;
  --text-color: #ffffff;
  --text-muted: #b0b0b0;
  --border-color: rgba(255, 255, 255, 0.1);
  --glass-bg: rgba(255, 255, 255, 0.05);
  --gradient-primary: linear-gradient(135deg, var(--accent-color) 0%, #00d4ff 100%);
  --gradient-secondary: linear-gradient(135deg, #ff6b35 0%, #f7931e 100%);
}

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

body {
  font-family: 'Inter', sans-serif;
  background: var(--primary-color);
  color: var(--text-color);
  line-height: 1.6;
  overflow-x: hidden;
}

/* Navigation */
.navbar {
  background: rgba(26, 26, 26, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border-color);
  padding: 1rem 0;
  transition: all 0.3s ease;
}

.navbar-brand {
  font-weight: 700;
  font-size: 1.4rem;
  color: var(--text-color) !important;
  text-decoration: none;
}

.navbar-brand i {
  color: var(--accent-color);
}

.nav-link {
  color: var(--text-muted) !important;
  font-weight: 500;
  transition: all 0.3s ease;
  margin: 0 10px;
}

.nav-link:hover {
  color: var(--accent-color) !important;
  transform: translateY(-2px);
}

/* Project Hero Section */
.project-hero {
  padding: 150px 0 100px;
  background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
  position: relative;
  overflow: hidden;
}

.project-hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url('data:image/svg+xml,<svg width="60" height="60" viewBox="0 0 60 60" xmlns="http://www.w3.org/2000/svg"><g fill="none" fill-rule="evenodd"><g fill="%2300ff95" fill-opacity="0.05"><circle cx="30" cy="30" r="1"/></g></svg>');
  animation: float 20s ease-in-out infinite;
}

.project-icon-container {
  margin-bottom: 2rem;
}

.project-icon {
  width: 120px;
  height: 120px;
  border-radius: 20px;
  padding: 20px;
  background: var(--glass-bg);
  border: 1px solid var(--border-color);
  backdrop-filter: blur(10px);
  transition: all 0.3s ease;
  animation: fadeInUp 0.8s ease;
}

.project-icon:hover {
  transform: translateY(-10px) scale(1.05);
  box-shadow: 0 20px 40px rgba(0, 255, 149, 0.2);
}

.project-title {
  font-size: 3rem;
  font-weight: 700;
  margin-bottom: 1rem;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: fadeInUp 0.8s ease 0.2s both;
}

.project-subtitle {
  font-size: 1.3rem;
  color: var(--text-muted);
  margin-bottom: 2rem;
  animation: fadeInUp 0.8s ease 0.4s both;
}

.project-links {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
  animation: fadeInUp 0.8s ease 0.6s both;
}

.project-link {
  padding: 12px 30px;
  background: var(--gradient-primary);
  color: white;
  text-decoration: none;
  border-radius: 50px;
  font-weight: 600;
  transition: all 0.3s ease;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.project-link:hover {
  color: white;
  transform: translateY(-3px);
  box-shadow: 0 15px 30px rgba(0, 255, 149, 0.4);
}

.project-link.secondary {
  background: var(--glass-bg);
  border: 1px solid var(--border-color);
  color: var(--text-color);
}

.project-link.secondary:hover {
  color: var(--text-color);
  background: var(--border-color);
}

/* Project Content */
.project-content {
  padding: 80px 0;
}

.content-section {
  margin-bottom: 4rem;
  animation: fadeInUp 0.8s ease;
}

.content-section h2 {
  font-size: 2.2rem;
  font-weight: 700;
  margin-bottom: 1.5rem;
  color: var(--text-color);
  position: relative;
  padding-bottom: 10px;
}

.content-section h2::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 60px;
  height: 3px;
  background: var(--gradient-primary);
  border-radius: 2px;
}

.content-section p {
  font-size: 1.1rem;
  color: var(--text-muted);
  line-height: 1.8;
  margin-bottom: 1.5rem;
}

/* Features Grid */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  margin: 2rem 0;
}

.feature-item {
  background: var(--glass-bg);
  border: 1px solid var(--border-color);
  border-radius: 15px;
  padding: 2rem;
  transition: all 0.3s ease;
  backdrop-filter: blur(10px);
}

.feature-item:hover {
  transform: translateY(-5px);
  border-color: var(--accent-color);
  box-shadow: 0 10px 30px rgba(0, 255, 149, 0.1);
}

.feature-icon {
  width: 50px;
  height: 50px;
  background: var(--gradient-primary);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1rem;
}

.feature-icon i {
  font-size: 1.2rem;
  color: white;
}

.feature-item h3 {
  font-size: 1.3rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
  color: var(--text-color);
}

.feature-item p {
  font-size: 1rem;
  color: var(--text-muted);
  margin: 0;
}

/* Tech Stack */
.tech-stack {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin: 2rem 0;
}

.tech-item {
  background: var(--glass-bg);
  border: 1px solid var(--border-color);
  border-radius: 25px;
  padding: 8px 20px;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-color);
  transition: all 0.3s ease;
}

.tech-item:hover {
  background: var(--accent-color);
  color: var(--primary-color);
  transform: translateY(-2px);
}

/* Impact Stats */
.impact-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 2rem;
  margin: 2rem 0;
}

.impact-stat {
  text-align: center;
  background: var(--glass-bg);
  border: 1px solid var(--border-color);
  border-radius: 15px;
  padding: 2rem 1rem;
  transition: all 0.3s ease;
}

.impact-stat:hover {
  transform: translateY(-5px);
  border-color: var(--accent-color);
}

.impact-number {
  font-size: 2.5rem;
  font-weight: 700;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 0.5rem;
}

.impact-label {
  font-size: 1rem;
  color: var(--text-muted);
  font-weight: 500;
}

/* CTA Section */
.cta-section {
  background: var(--glass-bg);
  border: 1px solid var(--border-color);
  border-radius: 20px;
  padding: 3rem 2rem;
  backdrop-filter: blur(10px);
  margin: 3rem 0;
}

.cta-section h3 {
  font-size: 1.8rem;
  font-weight: 600;
  margin-bottom: 1rem;
  color: var(--text-color);
}

.cta-section p {
  margin-bottom: 2rem;
}

/* Back to Projects */
.back-to-projects {
  padding: 60px 0;
  border-top: 1px solid var(--border-color);
}

.btn-outline-primary {
  border: 2px solid var(--accent-color);
  color: var(--accent-color);
  padding: 12px 30px;
  font-weight: 600;
  border-radius: 50px;
  transition: all 0.3s ease;
}

.btn-outline-primary:hover {
  background: var(--accent-color);
  color: var(--primary-color);
  transform: translateY(-3px);
  box-shadow: 0 10px 25px rgba(0, 255, 149, 0.3);
}

/* Animations */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

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

/* Responsive Design */
@media (max-width: 768px) {
  .project-title {
    font-size: 2.2rem;
  }
  
  .project-subtitle {
    font-size: 1.1rem;
  }
  
  .project-links {
    flex-direction: column;
    align-items: center;
  }
  
  .features-grid {
    grid-template-columns: 1fr;
  }
  
  .impact-stats {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .tech-stack {
    justify-content: center;
  }
  
  .cta-section {
    padding: 2rem 1rem;
  }
}

@media (max-width: 576px) {
  .project-hero {
    padding: 120px 0 80px;
  }
  
  .project-title {
    font-size: 1.8rem;
  }
  
  .impact-stats {
    grid-template-columns: 1fr;
  }
  
  .content-section h2 {
    font-size: 1.8rem;
  }
}

/* Roadmap Styles */
.roadmap-list {
  display: flex;
  flex-direction: column;
  gap: 2rem;
  margin: 2rem 0;
}

.roadmap-item {
  display: flex;
  gap: 1.5rem;
  align-items: flex-start;
}

.roadmap-number {
  background: var(--gradient-primary);
  color: var(--primary-color);
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: bold;
  font-size: 1.2rem;
  flex-shrink: 0;
}

.roadmap-content {
  flex: 1;
}

.roadmap-content h3 {
  color: var(--text-color);
  margin-bottom: 0.5rem;
  font-size: 1.2rem;
}

.roadmap-content ul {
  margin-left: 1rem;
  color: var(--text-muted);
}

.roadmap-content ul ul {
  margin-top: 0.5rem;
  margin-left: 1.5rem;
}

.roadmap-content li {
  margin-bottom: 0.5rem;
}