:root {
  --bg-color: #1a1a1a;
  --text-color: #e0e0e0;
  --accent-color: #007bff;
  --muted-color: #b0b0b0;
  --section-bg: #2a2a2a;
  --border-color: #333333;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  line-height: 1.6;
  color: var(--text-color);
  background: var(--bg-color);
  min-height: 100vh;
}

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

.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--bg-color) 0%, #222 100%);
}

.hero-content {
  text-align: center;
  max-width: 600px;
  animation: fadeIn 1s ease-in-out;
}

.name {
  font-size: 3.5rem;
  font-weight: bold;
  margin-bottom: 0.5rem;
  background: linear-gradient(45deg, var(--accent-color), #00d4aa);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.title {
  font-size: 1.5rem;
  margin-bottom: 2rem;
  color: var(--muted-color);
}

.bio {
  margin-bottom: 2rem;
  min-height: 3rem;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
}

.bio p {
  font-size: 1.1rem;
  min-width: 200px;
}

.cursor {
  font-size: 1.1rem;
  animation: blink 1s infinite;
}

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

.github-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  background: var(--accent-color);
  color: white;
  text-decoration: none;
  border-radius: 50px;
  font-weight: 500;
  transition: all 0.3s ease;
  box-shadow: 0 4px 15px rgba(0, 123, 255, 0.3);
}

.github-link:hover {
  background: #0056b3;
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0, 123, 255, 0.4);
}

.github-link svg {
  fill: currentColor;
}

.about {
  padding: 5rem 0;
  background: var(--section-bg);
}

.about h2 {
  font-size: 2.5rem;
  margin-bottom: 2rem;
  text-align: center;
  color: var(--accent-color);
}

.about-content {
  font-size: 1.1rem;
  line-height: 1.8;
  max-width: 800px;
  margin: 0 auto 3rem;
  text-align: center;
}

.skills-preview {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 1rem;
}

.skill {
  padding: 0.5rem 1rem;
  background: var(--border-color);
  border-radius: 25px;
  font-size: 0.9rem;
  color: var(--text-color);
  transition: background 0.3s ease;
}

.skill:hover {
  background: var(--accent-color);
}

footer {
  padding: 2rem 0;
  background: var(--bg-color);
  border-top: 1px solid var(--border-color);
  text-align: center;
}

footer p {
  color: var(--muted-color);
  font-size: 0.9rem;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Mobile responsiveness */
@media (max-width: 768px) {
  .name {
    font-size: 2.5rem;
  }
  .title {
    font-size: 1.2rem;
  }
  .github-link {
    padding: 0.6rem 1.2rem;
  }
  .about {
    padding: 3rem 0;
  }
  .about h2 {
    font-size: 2rem;
  }
}