:root {
  --bg-color: #0a0a0a;
  --surface-color: #1a1a1a;
  --surface-hover: #222222;
  --text-primary: #ffffff;
  --text-secondary: #a0a0a0;
  --accent-primary: #00f0ff;
  /* Cyan Neon */
  --accent-secondary: #7000ff;
  /* Purple Neon */
  --font-main: 'Outfit', sans-serif;
  --transition-speed: 0.3s;
  --section-padding: 80px 10%;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-main);
  background-color: var(--bg-color);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
}

a {
  text-decoration: none;
  color: inherit;
}

ul {
  list-style: none;
}

/* Utilities */
.container {
  padding: var(--section-padding);
}

.section-title {
  font-size: 2.5rem;
  margin-bottom: 40px;
  position: relative;
  display: inline-block;
  background: linear-gradient(90deg, #fff, var(--text-secondary));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.section-title::after {
  content: '';
  display: block;
  width: 60px;
  height: 4px;
  background: var(--accent-primary);
  margin-top: 10px;
  border-radius: 2px;
}

.btn {
  display: inline-block;
  padding: 12px 24px;
  border-radius: 50px;
  font-weight: 600;
  transition: all var(--transition-speed) ease;
  cursor: pointer;
  text-transform: uppercase;
  letter-spacing: 1px;
  font-size: 0.9rem;
}

.btn.primary {
  background: var(--accent-primary);
  color: #000;
  box-shadow: 0 0 15px rgba(0, 240, 255, 0.4);
}

.btn.primary:hover {
  background: #fff;
  box-shadow: 0 0 25px rgba(0, 240, 255, 0.8);
  transform: translateY(-2px);
}

.btn.secondary {
  background: transparent;
  border: 2px solid var(--accent-secondary);
  color: var(--text-primary);
}

.btn.secondary:hover {
  background: var(--accent-secondary);
  box-shadow: 0 0 15px rgba(112, 0, 255, 0.4);
}

/* Header */
#navbar {
  position: fixed;
  top: 0;
  width: 100%;
  padding: 20px 5%;
  display: flex;
  justify-content: center;
  z-index: 1000;
  backdrop-filter: blur(10px);
  background: rgba(10, 10, 10, 0.8);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

nav {
  width: 100%;
  max-width: 1200px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  font-size: 1.5rem;
  font-weight: 900;
  letter-spacing: 2px;
  background: linear-gradient(90deg, var(--accent-primary), var(--accent-secondary));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.nav-links {
  display: flex;
  gap: 30px;
}

.nav-links a {
  font-weight: 500;
  position: relative;
  transition: color 0.3s;
}

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

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

.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 6px;
  cursor: pointer;
}

.bar {
  width: 30px;
  height: 3px;
  background-color: var(--text-primary);
  transition: 0.3s;
}

/* Hero Section */
#hero {
  height: 100vh;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 10%;
  position: relative;
}

.hero-content {
  max-width: 600px;
  z-index: 2;
}

.greeting {
  color: var(--accent-primary);
  font-size: 1.2rem;
  font-weight: 600;
  margin-bottom: 10px;
  display: block;
}

h1 {
  font-size: 4rem;
  line-height: 1.1;
  margin-bottom: 20px;
  font-weight: 900;
}

.subtitle {
  font-size: 1.2rem;
  color: var(--text-secondary);
  margin-bottom: 40px;
}

.hero-visual {
  position: relative;
  width: 400px;
  height: 400px;
}

.glow-circle {
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, var(--accent-secondary), transparent 70%);
  border-radius: 50%;
  opacity: 0.5;
  filter: blur(50px);
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  animation: pulse 4s infinite alternate;
}

@keyframes pulse {
  0% {
    transform: translate(-50%, -50%) scale(1);
    opacity: 0.5;
  }

  100% {
    transform: translate(-50%, -50%) scale(1.2);
    opacity: 0.7;
  }
}

/* About Section */
#about {
  background: linear-gradient(180deg, var(--bg-color), #0f0f0f);
}

.about-content {
  background: var(--surface-color);
  padding: 40px;
  border-radius: 20px;
  border: 1px solid rgba(255, 255, 255, 0.05);
}

.about-text p {
  color: var(--text-secondary);
  margin-bottom: 30px;
  font-size: 1.1rem;
}

.stats {
  display: flex;
  gap: 50px;
}

.stat-item {
  display: flex;
  flex-direction: column;
}

.stat-number {
  font-size: 2.5rem;
  font-weight: 900;
  color: var(--accent-primary);
}

.stat-label {
  color: var(--text-secondary);
  font-size: 0.9rem;
}

/* Skills Section */
.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 30px;
}

.skill-card {
  background: var(--surface-color);
  padding: 30px;
  border-radius: 15px;
  border: 1px solid rgba(255, 255, 255, 0.05);
  transition: transform 0.3s, box-shadow 0.3s;
}

.skill-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
  border-color: var(--accent-secondary);
}

.skill-card h3 {
  color: var(--text-primary);
  margin-bottom: 15px;
  font-size: 1.3rem;
}

.skill-card p {
  color: var(--text-secondary);
  line-height: 1.8;
}

/* Experience Section */
.timeline {
  position: relative;
  max-width: 800px;
  margin: 0 auto;
}

.timeline::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  height: 100%;
  width: 2px;
  background: var(--surface-hover);
}

.timeline-item {
  position: relative;
  padding-left: 40px;
  margin-bottom: 50px;
}

.timeline-item::before {
  content: '';
  position: absolute;
  left: -6px;
  top: 5px;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--accent-primary);
  box-shadow: 0 0 10px var(--accent-primary);
}

.timeline-date {
  font-size: 0.9rem;
  color: var(--accent-primary);
  margin-bottom: 5px;
  font-weight: 600;
}

.timeline-content h3 {
  font-size: 1.5rem;
  margin-bottom: 5px;
}

.company {
  display: block;
  font-style: italic;
  color: var(--text-secondary);
  margin-bottom: 15px;
}

.timeline-content p {
  color: var(--text-secondary);
}

/* Projects Section */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 40px;
}

.project-card {
  background: var(--surface-color);
  border-radius: 20px;
  overflow: hidden;
  transition: transform 0.3s;
  border: 1px solid rgba(255, 255, 255, 0.05);
}

.project-card:hover {
  transform: translateY(-10px);
}

.project-image {
  height: 200px;
  width: 100%;
  background-size: cover;
  background-position: center;
}

.project-info {
  padding: 30px;
}

.project-info h3 {
  margin-bottom: 10px;
  font-size: 1.4rem;
}

.project-info p {
  color: var(--text-secondary);
  margin-bottom: 20px;
  font-size: 0.95rem;
}

.tags {
  display: flex;
  gap: 10px;
  margin-bottom: 20px;
  flex-wrap: wrap;
}

.tags span {
  background: rgba(255, 255, 255, 0.1);
  padding: 5px 12px;
  border-radius: 20px;
  font-size: 0.8rem;
  color: var(--text-primary);
}

.project-link {
  color: var(--accent-primary);
  font-weight: 600;
  font-size: 0.9rem;
}

.project-link:hover {
  text-decoration: underline;
}

/* Contact Section */
.contact-wrapper {
  text-align: center;
  padding: 60px;
  background: linear-gradient(135deg, var(--surface-color), #111);
  border-radius: 20px;
}

.contact-wrapper p {
  font-size: 1.5rem;
  margin-bottom: 30px;
}

.social-links {
  margin-top: 40px;
  display: flex;
  justify-content: center;
  gap: 30px;
}

.social-links a {
  color: var(--text-secondary);
  transition: color 0.3s;
}

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

/* Footer */
footer {
  text-align: center;
  padding: 40px;
  color: #666;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
}

/* Responsive */
@media (max-width: 768px) {
  #hero {
    flex-direction: column;
    justify-content: center;
    text-align: center;
    padding-top: 120px;
    height: auto;
    padding-bottom: 60px;
  }

  .nav-links {
    display: none;
    /* Implement JS toggle */
  }

  .nav-links.active {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 70px;
    left: 0;
    width: 100%;
    background: var(--surface-color);
    padding: 30px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.8);
  }

  .menu-toggle {
    display: flex;
  }

  h1 {
    font-size: 3rem;
  }

  .hero-visual {
    width: 100%;
    height: 300px;
    margin-top: 40px;
  }

  .glow-circle {
    width: 200px;
    height: 200px;
  }

  .timeline::before {
    left: 20px;
  }

  .timeline-item {
    padding-left: 60px;
  }

  .timeline-item::before {
    left: 14px;
  }
}