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

body {
  font-family: "Inter", -apple-system, BlinkMacSystemFont, sans-serif;
  line-height: 1.6;
  color: #ffffff;
  background: linear-gradient(135deg, #0a0a0a 0%, #1a1a2e 50%, #16213e 100%);
  min-height: 100vh;
  overflow-x: hidden;
}

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

/* Header & Navigation */
header {
  position: fixed;
  top: 0;
  width: 100%;
  background: rgba(10, 10, 10, 0.9);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  z-index: 1000;
  transition: all 0.3s ease;
}

nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 0;
}

.logo {
  font-size: 1.5rem;
  font-weight: 700;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  -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: #ffffff;
  text-decoration: none;
  font-weight: 500;
  transition: all 0.3s ease;
  position: relative;
}

.nav-links a:hover {
  color: #667eea;
  transform: translateY(-2px);
}

.nav-links a::after {
  content: "";
  position: absolute;
  bottom: -5px;
  left: 0;
  width: 0;
  height: 2px;
  background: linear-gradient(135deg, #667eea, #764ba2);
  transition: width 0.3s ease;
}

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

/* Hero Section */
.hero {
  height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
}

.hero-content {
  z-index: 2;
  max-width: 600px;
}

.hero h1 {
  font-size: 4rem;
  font-weight: 800;
  margin-bottom: 1rem;
  background: linear-gradient(135deg, #ffffff 0%, #667eea 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1.2;
}

.hero-subtitle {
  font-size: 1.5rem;
  color: #a0a0a0;
  margin-bottom: 2rem;
  font-weight: 300;
}

.hero-description {
  font-size: 1.1rem;
  color: #cccccc;
  margin-bottom: 3rem;
  line-height: 1.8;
}

.cta-buttons {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.btn {
  padding: 12px 30px;
  border: none;
  border-radius: 50px;
  font-weight: 600;
  text-decoration: none;
  display: inline-block;
  transition: all 0.3s ease;
  cursor: pointer;
  font-size: 1rem;
}

.btn-primary {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: white;
  box-shadow: 0 10px 30px rgba(102, 126, 234, 0.4);
}

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 15px 40px rgba(102, 126, 234, 0.6);
}

.btn-secondary {
  background: transparent;
  color: #ffffff;
  border: 2px solid rgba(255, 255, 255, 0.3);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: #667eea;
  transform: translateY(-3px);
}

/* Floating particles */
.particle {
  position: absolute;
  background: rgba(102, 126, 234, 0.3);
  border-radius: 50%;
  animation: float 6s ease-in-out infinite;
}

@keyframes float {
  0%,
  100% {
    transform: translateY(0px) rotate(0deg);
  }
  50% {
    transform: translateY(-20px) rotate(180deg);
  }
}

/* Section Styles */
section {
  padding: 100px 0;
  position: relative;
}

.section-title {
  text-align: center;
  font-size: 3rem;
  font-weight: 700;
  margin-bottom: 3rem;
  background: linear-gradient(135deg, #ffffff 0%, #667eea 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* About Section */
.about-content {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 4rem;
  align-items: center;
}

.about-image {
  position: relative;
}

.about-image img {
  width: 100%;
  border-radius: 20px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
}

.about-text {
  font-size: 1.1rem;
  line-height: 1.8;
  color: #cccccc;
}

.stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  margin-top: 3rem;
}

.stat-item {
  text-align: center;
  padding: 2rem;
  background: rgba(255, 255, 255, 0.05);
  border-radius: 15px;
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  transition: transform 0.3s ease;
}

.stat-item:hover {
  transform: translateY(-10px);
}

.stat-number {
  font-size: 2.5rem;
  font-weight: 700;
  color: #667eea;
  display: block;
}

.stat-label {
  color: #a0a0a0;
  font-weight: 500;
}

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

.skill-category {
  background: rgba(255, 255, 255, 0.05);
  padding: 2rem;
  border-radius: 20px;
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  transition: all 0.3s ease;
}

.skill-category:hover {
  transform: translateY(-10px);
  box-shadow: 0 20px 60px rgba(102, 126, 234, 0.2);
}

.skill-category h3 {
  color: #667eea;
  margin-bottom: 1.5rem;
  font-size: 1.3rem;
}

.skill-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.skill-tag {
  background: rgba(102, 126, 234, 0.2);
  color: #ffffff;
  padding: 0.5rem 1rem;
  border-radius: 25px;
  font-size: 0.9rem;
  font-weight: 500;
  border: 1px solid rgba(102, 126, 234, 0.3);
  transition: all 0.3s ease;
}

.skill-tag:hover {
  background: rgba(102, 126, 234, 0.4);
  transform: scale(1.05);
}

/* Projects Section */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 2rem;
}

.project-card {
  background: rgba(255, 255, 255, 0.05);
  border-radius: 20px;
  padding: 2rem;
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.project-card:hover {
  transform: translateY(-10px);
  box-shadow: 0 20px 60px rgba(102, 126, 234, 0.3);
}

.project-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(135deg, #667eea, #764ba2);
}

.project-title {
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: 1rem;
  color: #ffffff;
}

.project-description {
  color: #cccccc;
  margin-bottom: 1.5rem;
  line-height: 1.6;
}

.project-tech {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.tech-tag {
  background: rgba(118, 75, 162, 0.2);
  color: #ffffff;
  padding: 0.3rem 0.8rem;
  border-radius: 20px;
  font-size: 0.8rem;
  font-weight: 500;
}

.project-links {
  display: flex;
  gap: 1rem;
  margin-top: 1.5rem;
}

.project-link {
  color: #667eea;
  text-decoration: none;
  font-weight: 500;
  transition: color 0.3s ease;
}

.project-link:hover {
  color: #764ba2;
}

/* Experience Section */
.experience-timeline {
  position: relative;
  padding-left: 2rem;
}

.timeline-line {
  position: absolute;
  left: 1rem;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(135deg, #667eea, #764ba2);
}

.experience-item {
  position: relative;
  margin-bottom: 3rem;
  background: rgba(255, 255, 255, 0.05);
  padding: 2rem;
  border-radius: 15px;
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  margin-left: 2rem;
}

.experience-item::before {
  content: "";
  position: absolute;
  left: -3rem;
  top: 2rem;
  width: 12px;
  height: 12px;
  background: #667eea;
  border-radius: 50%;
  border: 3px solid #0a0a0a;
}

.experience-title {
  font-size: 1.3rem;
  font-weight: 600;
  color: #ffffff;
  margin-bottom: 0.5rem;
}

.experience-company {
  color: #667eea;
  font-weight: 500;
  margin-bottom: 0.5rem;
}

.experience-date {
  color: #a0a0a0;
  font-size: 0.9rem;
  margin-bottom: 1rem;
}

.experience-description {
  color: #cccccc;
  line-height: 1.6;
}

/* Contact Section */
.contact-content {
  text-align: center;
  max-width: 600px;
  margin: 0 auto;
}

.contact-form {
  display: grid;
  gap: 1.5rem;
  margin-top: 2rem;
}

.form-group {
  display: grid;
  gap: 0.5rem;
}

.form-group label {
  color: #cccccc;
  font-weight: 500;
}

.form-group input,
.form-group textarea {
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 10px;
  padding: 1rem;
  color: #ffffff;
  font-size: 1rem;
  transition: all 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: #667eea;
  box-shadow: 0 0 20px rgba(102, 126, 234, 0.3);
}

.form-group textarea {
  resize: vertical;
  min-height: 120px;
}

/* Footer */
footer {
  background: rgba(0, 0, 0, 0.8);
  padding: 2rem 0;
  text-align: center;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.social-links {
  display: flex;
  justify-content: center;
  gap: 1rem;
  margin-bottom: 1rem;
}

.social-link {
  display: inline-block;
  width: 50px;
  height: 50px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #ffffff;
  text-decoration: none;
  transition: all 0.3s ease;
}

.social-link:hover {
  background: #667eea;
  transform: translateY(-5px);
}

/* Mobile Menu Styles */
.mobile-menu-btn {
  display: none;
  background: none;
  border: none;
  color: white;
  font-size: 1.5rem;
  cursor: pointer;
  padding: 0.5rem;
  border-radius: 5px;
  transition: background 0.3s ease;
}

.mobile-menu-btn:hover {
  background: rgba(255, 255, 255, 0.1);
}

/* Responsive Design */
@media (max-width: 768px) {
  .mobile-menu-btn {
    display: block;
  }

  .nav-links {
    position: fixed;
    top: 70px;
    right: -100%;
    width: 80%;
    max-width: 300px;
    height: calc(100vh - 70px);
    background: rgba(10, 10, 10, 0.95);
    backdrop-filter: blur(20px);
    border-left: 1px solid rgba(255, 255, 255, 0.1);
    flex-direction: column;
    justify-content: flex-start;
    align-items: flex-start;
    padding: 2rem;
    gap: 1.5rem;
    transition: right 0.3s ease;
    z-index: 999;
  }

  .nav-links.mobile-open {
    right: 0;
  }

  .nav-links li {
    width: 100%;
  }

  .nav-links a {
    display: block;
    width: 100%;
    padding: 0.75rem 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    font-size: 1.1rem;
  }

  .nav-links a:hover {
    background: rgba(102, 126, 234, 0.1);
    padding-left: 1rem;
  }

  .hero {
    padding: 0;
  }
  .hero h1 {
    font-size: 2.5rem;
  }

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

  .cta-buttons {
    flex-direction: column;
    align-items: flex-start;
  }

  .about-content {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .stats {
    grid-template-columns: 1fr;
  }

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

  .projects-grid {
    grid-template-columns: 1fr;
  }

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

/* Smooth scrolling */
html {
  scroll-behavior: smooth;
}

/* Loading animation */
.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.8s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

.project-image {
  position: relative;
}

.project-image img {
  width: 100%;
  height: auto;
  border-radius: 15px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.modal {
  display: none;
  position: fixed;
  z-index: 1000;
  left: 0;
  top: 10;
  width: 100vw;
  height: 100vh;
  background: rgba(0, 0, 0, 0.8);
  justify-content: center;
  align-items: center;
}
.modal.active {
  display: flex;
}
.modal img {
  max-width: 90vw;
  max-height: 90vh;
  border-radius: 8px;
  box-shadow: 0 2px 16px rgba(0, 0, 0, 0.5);
}
.modal .close {
  position: absolute;
  top: 40px;
  right: 32px;
  font-size: 2rem;
  color: #fff;
  cursor: pointer;
  background: none;
  border: none;
}
@media (max-width: 600px) {
  .modal img {
    max-width: 98vw;
    max-height: 80vh;
  }
  .modal .close {
    top: 12px;
    right: 16px;
    font-size: 1.5rem;
  }
}
/* Thumbnail styling */
.thumb {
  width: 200px;
  cursor: pointer;
  border-radius: 6px;
  transition: box-shadow 0.2s;
}
.thumb:hover {
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
}