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

:root {
  --primary-color: #6366f1;
  --secondary-color: #8b5cf6;
  --dark-bg: #0f172a;
  --light-bg: #1e293b;
  --text-primary: #f1f5f9;
  --text-secondary: #cbd5e1;
  --accent: #f59e0b;
}

body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  background: var(--dark-bg);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
}

/* Header Styles */
header {
  position: fixed;
  width: 100%;
  top: 0;
  z-index: 1000;
  background: rgba(15, 23, 42, 0.95);
  backdrop-filter: blur(10px);
  padding: 1rem 0;
  transition: all 0.3s ease;
}

header.scrolled {
  box-shadow: 0 4px 20px rgba(99, 102, 241, 0.3);
}

nav {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0 2rem;
}

.logo {
  font-size: 1.8rem;
  font-weight: bold;
  background: linear-gradient(
    135deg,
    var(--primary-color),
    var(--secondary-color)
  );
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

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

.nav-links a {
  color: var(--text-secondary);
  text-decoration: none;
  transition: all 0.3s ease;
  position: relative;
  padding: 0.5rem 0;
}

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

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

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

.menu-toggle {
  display: none;
  flex-direction: column;
  cursor: pointer;
  gap: 5px;
}

.menu-toggle span {
  width: 25px;
  height: 3px;
  background: var(--text-primary);
  transition: all 0.3s ease;
}

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

.hero-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    135deg,
    rgba(99, 102, 241, 0.1),
    rgba(139, 92, 246, 0.1)
  );
}

.hero-content {
  max-width: 1200px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
  position: relative;
  z-index: 1;
}

.hero-text h1 {
  font-size: 3.5rem;
  margin-bottom: 1rem;
  background: linear-gradient(135deg, var(--primary-color), var(--accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: fadeInUp 1s ease;
}

.hero-text h2 {
  font-size: 2rem;
  color: var(--text-secondary);
  margin-bottom: 1.5rem;
  animation: fadeInUp 1s ease 0.2s both;
}

.hero-text p {
  font-size: 1.1rem;
  color: var(--text-secondary);
  margin-bottom: 2rem;
  animation: fadeInUp 1s ease 0.4s both;
}

.hero-buttons {
  display: flex;
  gap: 1rem;
  animation: fadeInUp 1s ease 0.6s both;
}

.btn {
  padding: 0.8rem 2rem;
  border: none;
  border-radius: 50px;
  cursor: pointer;
  font-size: 1rem;
  transition: all 0.3s ease;
  text-decoration: none;
  display: inline-block;
}

.btn-primary {
  background: linear-gradient(
    135deg,
    var(--primary-color),
    var(--secondary-color)
  );
  color: white;
}

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 25px rgba(99, 102, 241, 0.4);
}

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

.btn-secondary:hover {
  background: var(--primary-color);
  color: white;
}

.hero-image {
  display: flex;
  justify-content: center;
  animation: fadeInRight 1s ease 0.4s both;
}

.profile-pic {
  width: 350px;
  height: 350px;
  border-radius: 50%;
  background: linear-gradient(
    135deg,
    var(--primary-color),
    var(--secondary-color)
  );
  padding: 5px;
  animation: float 3s ease-in-out infinite;
}

.profile-pic img {
  width: 100%;
  height: 100%;
  border-radius: 50%;
  object-fit: cover;
  border: 5px solid var(--dark-bg);
}

/* Skills Section */
.skills {
  padding: 6rem 2rem;
  background: var(--light-bg);
}

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

.section-title {
  text-align: center;
  font-size: 2.5rem;
  margin-bottom: 1rem;
  background: linear-gradient(135deg, var(--primary-color), var(--accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.section-subtitle {
  text-align: center;
  color: var(--text-secondary);
  margin-bottom: 4rem;
  font-size: 1.1rem;
}

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

.skill-card {
  background: var(--dark-bg);
  padding: 2rem;
  border-radius: 15px;
  transition: all 0.3s ease;
  border: 2px solid transparent;
}

.skill-card:hover {
  transform: translateY(-10px);
  border-color: var(--primary-color);
  box-shadow: 0 10px 30px rgba(99, 102, 241, 0.3);
}

.skill-icon {
  font-size: 3rem;
  margin-bottom: 1rem;
}

.skill-card h3 {
  margin-bottom: 1rem;
  color: var(--primary-color);
}

.skill-bar {
  background: var(--light-bg);
  height: 10px;
  border-radius: 10px;
  overflow: hidden;
  margin-top: 1rem;
}

.skill-progress {
  height: 100%;
  background: linear-gradient(
    90deg,
    var(--primary-color),
    var(--secondary-color)
  );
  border-radius: 10px;
  transition: width 1s ease;
}

/* Services Section */
.services {
  padding: 6rem 2rem;
  background: var(--dark-bg);
}

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

.service-card {
  background: var(--light-bg);
  padding: 2.5rem;
  border-radius: 15px;
  text-align: center;
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(99, 102, 241, 0.1),
    transparent
  );
  transition: left 0.5s ease;
}

.service-card:hover::before {
  left: 100%;
}

.service-card:hover {
  transform: translateY(-10px);
  box-shadow: 0 15px 40px rgba(99, 102, 241, 0.3);
}

.service-icon {
  font-size: 3.5rem;
  margin-bottom: 1.5rem;
  color: var(--accent);
}

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

.service-card p {
  color: var(--text-secondary);
}

/* Experience Section */
.experience {
  padding: 6rem 2rem;
  background: var(--light-bg);
}

.timeline {
  position: relative;
  max-width: 900px;
  margin: 0 auto;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 50%;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--primary-color);
  transform: translateX(-50%);
}

.timeline-item {
  margin-bottom: 3rem;
  position: relative;
}

.timeline-content {
  background: var(--dark-bg);
  padding: 2rem;
  border-radius: 15px;
  width: 45%;
  position: relative;
  border: 2px solid var(--primary-color);
  transition: all 0.3s ease;
}

.timeline-content:hover {
  transform: scale(1.05);
  box-shadow: 0 10px 30px rgba(99, 102, 241, 0.3);
}

.timeline-item:nth-child(odd) .timeline-content {
  margin-left: auto;
}

.timeline-dot {
  position: absolute;
  left: 50%;
  top: 20px;
  width: 20px;
  height: 20px;
  background: var(--accent);
  border-radius: 50%;
  transform: translateX(-50%);
  border: 4px solid var(--dark-bg);
}

.timeline-content h3 {
  color: var(--primary-color);
  margin-bottom: 0.5rem;
}

.timeline-content .date {
  color: var(--accent);
  margin-bottom: 1rem;
  font-weight: bold;
}

/* Contact Section */
.contact {
  padding: 6rem 2rem;
  background: var(--dark-bg);
}

.contact-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  max-width: 1200px;
  margin: 0 auto;
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.contact-item {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  padding: 1.5rem;
  background: var(--light-bg);
  border-radius: 10px;
  transition: all 0.3s ease;
}

.contact-item:hover {
  transform: translateX(10px);
  border-left: 4px solid var(--primary-color);
}

.contact-icon {
  font-size: 2rem;
  color: var(--primary-color);
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.form-group label {
  color: var(--text-secondary);
}

.form-group input,
.form-group textarea {
  padding: 1rem;
  border: 2px solid var(--light-bg);
  border-radius: 10px;
  background: var(--light-bg);
  color: var(--text-primary);
  font-size: 1rem;
  transition: all 0.3s ease;
}

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

.form-group textarea {
  resize: vertical;
  min-height: 150px;
}

/* Footer */
footer {
  background: var(--light-bg);
  padding: 3rem 2rem 1rem;
  text-align: center;
}

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

.social-links a {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background: var(--dark-bg);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary-color);
  font-size: 1.5rem;
  transition: all 0.3s ease;
}

.social-links a:hover {
  transform: translateY(-5px);
  background: var(--primary-color);
  color: white;
}

.footer-text {
  color: var(--text-secondary);
  margin-top: 2rem;
  padding-top: 2rem;
  border-top: 1px solid var(--dark-bg);
}

/* Animations */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeInRight {
  from {
    opacity: 0;
    transform: translateX(-30px);
  }

  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes float {
  0%,
  100% {
    transform: translateY(0);
  }

  50% {
    transform: translateY(-20px);
  }
}

/* Responsive Design */
@media (max-width: 968px) {
  .nav-links {
    position: fixed;
    left: -100%;
    top: 80px;
    flex-direction: column;
    background: var(--light-bg);
    width: 100%;
    padding: 2rem;
    transition: left 0.3s ease;
    gap: 1rem;
  }

  .nav-links.active {
    left: 0;
  }

  .menu-toggle {
    display: flex;
  }

  .hero-content {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .hero-text h1 {
    font-size: 2.5rem;
  }

  .hero-text h2 {
    font-size: 1.5rem;
  }

  .hero-buttons {
    justify-content: center;
  }

  .profile-pic {
    width: 250px;
    height: 250px;
  }

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

  .timeline-content {
    width: calc(100% - 60px);
    margin-left: 60px !important;
  }

  .timeline-dot {
    left: 20px;
  }

  .contact-content {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .hero-text h1 {
    font-size: 2rem;
  }

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

  .skills-grid,
  .services-grid {
    grid-template-columns: 1fr;
  }

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