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

:root {
  --primary-color: #00ff41;
  --secondary-color: #ff6b35;
  --accent-color: #00d4ff;
  --bg-primary: #0a0a0a;
  --bg-secondary: #111111;
  --bg-card: rgba(17, 17, 17, 0.8);
  --text-primary: #ffffff;
  --text-secondary: #b0b0b0;
  --text-muted: #666666;
  --border-color: rgba(255, 255, 255, 0.1);
  --shadow-color: rgba(0, 255, 65, 0.2);
}

body {
  font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
}

/* Matrix Background */
#matrixCanvas {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -1;
  opacity: 0.1;
}

/* Navigation */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(10, 10, 10, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border-color);
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 1rem 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.back-link {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.9rem;
  transition: color 0.3s ease;
}

.back-link:hover {
  color: var(--primary-color);
}

.nav-menu {
  display: flex;
  gap: 2rem;
}

.nav-link {
  color: var(--text-secondary);
  text-decoration: none;
  font-weight: 500;
  transition: color 0.3s ease;
  position: relative;
}

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

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

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

.nav-toggle {
  display: none;
  flex-direction: column;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
}

.nav-toggle span {
  width: 25px;
  height: 2px;
  background: var(--text-primary);
  margin: 3px 0;
  transition: 0.3s;
}

/* Container */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
}

/* Hero Section */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: 80px;
  position: relative;
}

.hero-container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
}

.hero-content {
  z-index: 2;
}

.project-meta {
  display: flex;
  gap: 1rem;
  margin-bottom: 2rem;
  flex-wrap: wrap;
}

.meta-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  padding: 0.5rem 1rem;
  border-radius: 25px;
  font-size: 0.85rem;
  color: var(--text-secondary);
}

.hero-title {
  font-size: 3.5rem;
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 1.5rem;
}

.text-gradient {
  background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-description {
  font-size: 1.2rem;
  color: var(--text-secondary);
  margin-bottom: 2.5rem;
  line-height: 1.7;
}

.project-links {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 1rem 2rem;
  border-radius: 50px;
  text-decoration: none;
  font-weight: 600;
  transition: all 0.3s ease;
  border: 2px solid transparent;
  cursor: pointer;
  font-size: 1rem;
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary-color), #00cc33);
  color: var(--bg-primary);
  box-shadow: 0 4px 20px var(--shadow-color);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px var(--shadow-color);
}

.btn-secondary {
  background: transparent;
  color: var(--primary-color);
  border-color: var(--primary-color);
}

.btn-secondary:hover {
  background: var(--primary-color);
  color: var(--bg-primary);
}

/* Terminal Window */
.hero-visual {
  position: relative;
  z-index: 2;
}

.terminal-window {
  background: var(--bg-secondary);
  border-radius: 10px;
  border: 1px solid var(--border-color);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.5);
  overflow: hidden;
}

.terminal-header {
  background: #1a1a1a;
  padding: 1rem;
  display: flex;
  align-items: center;
  gap: 1rem;
  border-bottom: 1px solid var(--border-color);
}

.terminal-buttons {
  display: flex;
  gap: 0.5rem;
}

.terminal-buttons span {
  width: 12px;
  height: 12px;
  border-radius: 50%;
}

.btn-close {
  background: #ff5f57;
}
.btn-minimize {
  background: #ffbd2e;
}
.btn-maximize {
  background: #28ca42;
}

.terminal-title {
  color: var(--text-secondary);
  font-family: "Fira Code", monospace;
  font-size: 0.9rem;
}

.terminal-body {
  padding: 1.5rem;
  font-family: "Fira Code", monospace;
  font-size: 0.9rem;
  min-height: 300px;
}

.terminal-line {
  display: flex;
  align-items: center;
  margin-bottom: 1rem;
}

.prompt {
  color: var(--primary-color);
  margin-right: 0.5rem;
}

.command {
  color: var(--text-primary);
}

.cursor {
  color: var(--primary-color);
  animation: blink 1s infinite;
}

@keyframes blink {
  0%,
  50% {
    opacity: 1;
  }
  51%,
  100% {
    opacity: 0;
  }
}

.terminal-output {
  color: var(--text-secondary);
  line-height: 1.5;
}

/* Project Overview */
.project-overview {
  padding: 5rem 0;
  background: var(--bg-secondary);
}

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

.project-stats {
  display: flex;
  gap: 2rem;
  margin-top: 2rem;
}

.stat-item {
  text-align: center;
}

.stat-number {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--primary-color);
  display: block;
}

.stat-label {
  color: var(--text-secondary);
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.project-showcase {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 15px;
  padding: 1rem;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.project-showcase img {
  width: 100%;
  height: auto;
  border-radius: 10px;
}

/* Section Styles */
section {
  padding: 5rem 0;
}

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

.section-title {
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: 1rem;
}

.section-description {
  font-size: 1.1rem;
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto;
}

.overview-description {
  font-size: 1.1rem;
  color: var(--text-secondary);
  margin-bottom: 2rem;
  line-height: 1.7;
}

/* Features Section */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
}

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

.feature-card:hover {
  transform: translateY(-5px);
  border-color: var(--primary-color);
  box-shadow: 0 10px 30px rgba(0, 255, 65, 0.1);
}

.feature-icon {
  width: 60px;
  height: 60px;
  background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
  border-radius: 15px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
}

.feature-icon svg {
  color: var(--bg-primary);
}

.feature-title {
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: 1rem;
}

.feature-description {
  color: var(--text-secondary);
  line-height: 1.6;
}

/* Tech Stack */
.tech-stack {
  background: var(--bg-primary);
}

.tech-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
}

.tech-category {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 15px;
  padding: 2rem;
  backdrop-filter: blur(10px);
}

.tech-category-title {
  font-size: 1.3rem;
  font-weight: 600;
  margin-bottom: 1.5rem;
  color: var(--primary-color);
}

.tech-items {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.tech-item {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 0.75rem;
  background: rgba(255, 255, 255, 0.05);
  border-radius: 8px;
  transition: all 0.3s ease;
}

.tech-item:hover {
  background: rgba(0, 255, 65, 0.1);
  transform: translateX(5px);
}

.tech-icon {
  font-size: 1.5rem;
  width: 40px;
  text-align: center;
}

/* Footer */
.footer {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border-color);
  padding: 3rem 0 1rem;
}

.footer-content {
  display: flex;
  justify-content: space-between;
  align-items: start;
  margin-bottom: 2rem;
}

.footer-title {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 1rem;
  color: var(--primary-color);
}

.footer-description {
  color: var(--text-secondary);
  line-height: 1.6;
  max-width: 400px;
}

.footer-links {
  display: flex;
  gap: 2rem;
}

.footer-link {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--text-secondary);
  text-decoration: none;
  transition: color 0.3s ease;
}

.footer-link:hover {
  color: var(--primary-color);
}

.footer-bottom {
  border-top: 1px solid var(--border-color);
  padding-top: 2rem;
  text-align: center;
  color: var(--text-muted);
}

/* Responsive Design */
@media (max-width: 768px) {
  .nav-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--bg-secondary);
    flex-direction: column;
    padding: 1rem 2rem;
    border-top: 1px solid var(--border-color);
  }

  .nav-menu.active {
    display: flex;
  }

  .nav-toggle {
    display: flex;
  }

  .hero-container,
  .overview-content {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .hero-title {
    font-size: 2.5rem;
  }

  .project-stats {
    justify-content: center;
  }

  .footer-content {
    flex-direction: column;
    gap: 2rem;
  }

  .footer-links {
    flex-direction: column;
    gap: 1rem;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 1rem;
  }

  .nav-container {
    padding: 1rem;
  }

  .hero-title {
    font-size: 2rem;
  }

  .section-title {
    font-size: 2rem;
  }

  .project-stats {
    flex-direction: column;
    gap: 1rem;
  }
}

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

.fade-in-up {
  animation: fadeInUp 0.6s ease forwards;
}

/* Scrollbar Styling */
::-webkit-scrollbar {
  width: 8px;
}

::-webkit-scrollbar-track {
  background: var(--bg-secondary);
}

::-webkit-scrollbar-thumb {
  background: var(--primary-color);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: #00cc33;
}