:root {
  --primary-color: #6366f1;
  --secondary-color: #a855f7;
  --bg-color: #0f172a;
  --card-bg: rgba(30, 41, 59, 0.7);
  --text-primary: #f8fafc;
  --text-secondary: #94a3b8;
  --font-family: 'Inter', system-ui, sans-serif;
  --glass-border: 1px solid rgba(255, 255, 255, 0.1);
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
  font-family: var(--font-family);
  background: var(--bg-color);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
  background-image: 
    radial-gradient(circle at 15% 50%, rgba(99, 102, 241, 0.15), transparent 25%),
    radial-gradient(circle at 85% 30%, rgba(168, 85, 247, 0.15), transparent 25%);
  background-attachment: fixed;
}

header {
  padding: 2rem 5%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  position: fixed;
  width: 100%;
  top: 0;
  z-index: 1000;
  backdrop-filter: blur(12px);
  border-bottom: 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;
  color: transparent;
  text-decoration: none;
}

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

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

section {
  padding: 8rem 5% 4rem;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.hero {
  text-align: center;
  max-width: 800px;
  margin: 0 auto;
}

.hero h1 {
  font-size: 4rem;
  margin-bottom: 1rem;
  line-height: 1.2;
}

.hero h1 span {
  background: linear-gradient(to right, var(--primary-color), var(--secondary-color));
  -webkit-background-clip: text;
  color: transparent;
}

.hero p {
  font-size: 1.25rem;
  color: var(--text-secondary);
  margin-bottom: 2rem;
}

.btn {
  display: inline-block;
  padding: 1rem 2rem;
  border-radius: 9999px;
  text-decoration: none;
  font-weight: 600;
  transition: var(--transition);
  background: linear-gradient(to right, var(--primary-color), var(--secondary-color));
  color: white;
  border: none;
  cursor: pointer;
}

.btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 20px -10px var(--primary-color);
}

.btn-outline {
  background: transparent;
  border: 1px solid var(--primary-color);
  color: var(--primary-color);
  margin-left: 1rem;
}

.btn-outline:hover {
  background: rgba(99, 102, 241, 0.1);
  box-shadow: none;
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  margin-top: 3rem;
}

.card {
  background: var(--card-bg);
  border: var(--glass-border);
  border-radius: 1rem;
  padding: 2rem;
  backdrop-filter: blur(10px);
  transition: var(--transition);
}

.card:hover {
  transform: translateY(-5px);
  border-color: rgba(255, 255, 255, 0.2);
  box-shadow: 0 20px 40px -20px rgba(0,0,0,0.5);
}

.card img {
  width: 100%;
  height: 200px;
  object-fit: cover;
  border-radius: 0.5rem;
  margin-bottom: 1.5rem;
}

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

.skill-bar {
  margin-bottom: 1.5rem;
}

.skill-info {
  display: flex;
  justify-content: space-between;
  margin-bottom: 0.5rem;
}

.progress-line {
  height: 8px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 4px;
  overflow: hidden;
}

.progress-line span {
  display: block;
  height: 100%;
  background: linear-gradient(to right, var(--primary-color), var(--secondary-color));
  border-radius: 4px;
}

footer {
  text-align: center;
  padding: 2rem;
  border-top: var(--glass-border);
  margin-top: 4rem;
}

/* Animations */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

.animate {
  animation: fadeInUp 0.8s ease-out forwards;
}

/* Form Styles */
input, textarea {
  width: 100%;
  padding: 1rem;
  background: rgba(255,255,255,0.05);
  border: var(--glass-border);
  border-radius: 0.5rem;
  color: white;
  margin-bottom: 1rem;
  font-family: inherit;
}

input:focus, textarea:focus {
  outline: none;
  border-color: var(--primary-color);
}