@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap');

:root {
  --primary: #6366f1;
  --primary-dark: #4f46e5;
  --secondary: #0ea5e9;
  --accent: #ec4899;
  --dark: #0f172a;
  --light: #f8fafc;
  --gray: #64748b;
  --gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  --gradient-2: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
}

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

body {
  font-family: 'Inter', sans-serif;
  background: var(--dark);
  color: #fff;
  overflow-x: hidden;
}

/* Navigation */
nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 1.5rem 2rem;
  background: rgba(15, 23, 42, 0.8);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  transition: all 0.3s ease;
}

nav.scrolled {
  padding: 1rem 2rem;
  background: rgba(15, 23, 42, 0.95);
}

.nav-container {
  max-width: 1400px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.nav-logo {
  font-size: 1.5rem;
  font-weight: 800;
  background: var(--gradient);
  background-clip: text;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.nav-links {
  display: flex;
  gap: 2rem;
  list-style: none;
}

.nav-links a {
  color: #fff;
  text-decoration: none;
  font-weight: 500;
  transition: all 0.3s ease;
  position: relative;
}

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

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

/* Hero Section */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 8rem 2rem 4rem;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -50%;
  width: 100%;
  height: 100%;
  background: radial-gradient(circle, rgba(99, 102, 241, 0.15) 0%, transparent 70%);
  animation: float 20s ease-in-out infinite;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: -50%;
  left: -50%;
  width: 100%;
  height: 100%;
  background: radial-gradient(circle, rgba(236, 72, 153, 0.15) 0%, transparent 70%);
  animation: float 25s ease-in-out infinite reverse;
}

@keyframes float {
  0%, 100% { transform: translate(0, 0) rotate(0deg); }
  33% { transform: translate(30px, -50px) rotate(120deg); }
  66% { transform: translate(-20px, 20px) rotate(240deg); }
}

.hero-content {
  max-width: 900px;
  text-align: center;
  position: relative;
  z-index: 1;
  animation: fadeInUp 1s ease;
}

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

.hero-subtitle {
  color: var(--primary);
  font-weight: 600;
  font-size: 1rem;
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-bottom: 1rem;
  animation: fadeInUp 1s ease 0.2s backwards;
}

.hero h1 {
  font-size: 5rem;
  font-weight: 800;
  margin-bottom: 1.5rem;
  background: linear-gradient(135deg, #fff 0%, #a78bfa 100%);
  background-clip: text;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  line-height: 1.2;
  animation: fadeInUp 1s ease 0.4s backwards;
}

.hero-tagline {
  font-size: 1.5rem;
  color: var(--gray);
  margin-bottom: 2rem;
  animation: fadeInUp 1s ease 0.6s backwards;
}

.hero-description {
  font-size: 1.1rem;
  line-height: 1.8;
  color: #cbd5e1;
  max-width: 700px;
  margin: 0 auto 3rem;
  animation: fadeInUp 1s ease 0.8s backwards;
}

.cta-buttons {
  display: flex;
  gap: 1.5rem;
  justify-content: center;
  flex-wrap: wrap;
  animation: fadeInUp 1s ease 1s backwards;
}

.btn {
  padding: 1rem 2.5rem;
  border-radius: 50px;
  font-weight: 600;
  font-size: 1rem;
  text-decoration: none;
  transition: all 0.3s ease;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  cursor: pointer;
  border: none;
}

.btn-primary {
  background: var(--gradient);
  color: #fff;
  box-shadow: 0 10px 30px rgba(99, 102, 241, 0.3);
}

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 15px 40px rgba(99, 102, 241, 0.4);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.1);
  color: #fff;
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.15);
  transform: translateY(-3px);
}

/* Skills Section */
.skills-section {
  padding: 6rem 2rem;
  position: relative;
}

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

.section-title {
  text-align: center;
  font-size: 3rem;
  font-weight: 800;
  margin-bottom: 1rem;
  background: var(--gradient);
  background-clip: text;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.section-subtitle {
  text-align: center;
  color: var(--gray);
  font-size: 1.2rem;
  margin-bottom: 4rem;
}

.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
  margin-top: 3rem;
}

.skill-card {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 20px;
  padding: 2.5rem;
  transition: all 0.3s ease;
  backdrop-filter: blur(10px);
}

.skill-card:hover {
  transform: translateY(-10px);
  background: rgba(255, 255, 255, 0.08);
  border-color: var(--primary);
  box-shadow: 0 20px 60px rgba(99, 102, 241, 0.2);
}

.skill-icon {
  font-size: 3rem;
  margin-bottom: 1.5rem;
  background: var(--gradient);
  background-clip: text;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.skill-card h3 {
  font-size: 1.5rem;
  margin-bottom: 1rem;
  color: #fff;
}

.skill-card p {
  color: var(--gray);
  line-height: 1.6;
}

/* Contact Section */
.contact-section {
  padding: 6rem 2rem;
  background: rgba(255, 255, 255, 0.02);
}

.contact-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
  margin-top: 3rem;
}

.contact-card {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 20px;
  padding: 2.5rem;
  text-align: center;
  transition: all 0.3s ease;
  text-decoration: none;
  color: inherit;
  display: block;
}

.contact-card:hover {
  transform: translateY(-5px);
  background: rgba(255, 255, 255, 0.08);
  border-color: var(--primary);
}

.contact-icon {
  font-size: 2.5rem;
  margin-bottom: 1.5rem;
  color: var(--primary);
}

.contact-card h3 {
  font-size: 1.3rem;
  margin-bottom: 0.5rem;
}

.contact-card p {
  color: var(--gray);
}

/* Footer */
footer {
  padding: 3rem 2rem;
  text-align: center;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.social-links {
  display: flex;
  gap: 1.5rem;
  justify-content: center;
  margin-bottom: 2rem;
}

.social-links a {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.05);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  text-decoration: none;
  transition: all 0.3s ease;
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.social-links a:hover {
  background: var(--primary);
  transform: translateY(-5px);
  box-shadow: 0 10px 30px rgba(99, 102, 241, 0.3);
}

footer p {
  color: var(--gray);
}

/* Responsive */
@media (max-width: 768px) {
  .hero h1 {
    font-size: 3rem;
  }

  .hero-tagline {
    font-size: 1.2rem;
  }

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

  .nav-links {
    display: none;
  }

  .cta-buttons {
    flex-direction: column;
  }

  .btn {
    width: 100%;
    justify-content: center;
  }
}