:root {
  --primary-color: #6366f1;
  --primary-hover: #4f46e5;
  --secondary-color: #ec4899;
  --bg-dark: #0f172a;
  --bg-card: #1e293b;
  --text-main: #f8fafc;
  --text-muted: #94a3b8;
  --glass: rgba(255, 255, 255, 0.05);
  --glass-border: rgba(255, 255, 255, 0.1);
}

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

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

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

/* Header & Nav */
header {
  padding: 1.5rem 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  backdrop-filter: blur(10px);
  position: sticky;
  top: 0;
  z-index: 100;
  border-bottom: 1px solid var(--glass-border);
}

.logo {
  font-size: 1.5rem;
  font-weight: 800;
  background: linear-gradient(to right, var(--primary-color), var(--secondary-color));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

nav a {
  color: var(--text-main);
  text-decoration: none;
  margin-left: 2rem;
  font-weight: 500;
  transition: color 0.3s;
}

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

/* Hero Section */
.hero {
  padding: 8rem 0 4rem;
  text-align: center;
}

.hero h1 {
  font-size: 4rem;
  font-weight: 900;
  margin-bottom: 1.5rem;
  letter-spacing: -2px;
}

.hero p {
  font-size: 1.25rem;
  color: var(--text-muted);
  max-width: 600px;
  margin: 0 auto 2rem;
}

.btn {
  display: inline-block;
  padding: 1rem 2rem;
  background: var(--primary-color);
  color: white;
  border-radius: 12px;
  text-decoration: none;
  font-weight: 600;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: 0 10px 15px -3px rgba(99, 102, 241, 0.3);
}

.btn:hover {
  background: var(--primary-hover);
  transform: translateY(-2px);
  box-shadow: 0 20px 25px -5px rgba(99, 102, 241, 0.4);
}

/* Projects Grid */
.projects {
  padding: 4rem 0;
}

.section-title {
  text-align: center;
  margin-bottom: 3rem;
  font-size: 2.5rem;
}

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

.card {
  background: var(--bg-card);
  padding: 2rem;
  border-radius: 24px;
  border: 1px solid var(--glass-border);
  transition: transform 0.3s, border-color 0.3s;
}

.card:hover {
  transform: translateY(-10px);
  border-color: var(--primary-color);
}

.card h3 {
  margin-bottom: 1rem;
  font-size: 1.5rem;
}

.card p {
  color: var(--text-muted);
  margin-bottom: 1.5rem;
}

/* Footer */
footer {
  padding: 4rem 0 2rem;
  text-align: center;
  border-top: 1px solid var(--glass-border);
  margin-top: 4rem;
}

.footer-links {
  margin-bottom: 1.5rem;
}

.footer-links a {
  color: var(--text-muted);
  text-decoration: none;
  margin: 0 1rem;
}

.footer-links a:hover {
  color: var(--text-main);
}