:root {
  --primary-color: #22c55e;
  --primary-hover: #16a34a;
  --secondary-color: #3b82f6;
  --accent-color: #f59e0b;
  --purple-color: #8b5cf6;
  --pink-color: #ec4899;
  --text-color: #213547;
  --text-light: #666;
  --bg-color: #ffffff;
  --bg-secondary: #f8fafc;
  --bg-gradient: linear-gradient(135deg, #f0fdf4 0%, #ecfdf5 100%);
  --border-color: #a7f3d0;
  --shadow: 0 4px 12px rgba(34, 197, 94, 0.15);
  --shadow-hover: 0 8px 25px rgba(34, 197, 94, 0.25);
}

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

body {
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  line-height: 1.6;
  color: var(--text-color);
  background-color: var(--bg-color);
}

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

.header {
  background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 50%, var(--purple-color) 100%);
  color: white;
  padding: 3rem 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.header::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><circle cx="20" cy="20" r="2" fill="rgba(255,255,255,0.1)"/><circle cx="80" cy="40" r="1.5" fill="rgba(255,255,255,0.1)"/><circle cx="40" cy="80" r="1" fill="rgba(255,255,255,0.1)"/></svg>');
  animation: float 20s ease-in-out infinite;
  pointer-events: none;
  z-index: 1;
}

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

.name {
  font-size: 3rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
  background: linear-gradient(45deg, #ffffff, #e0f2fe);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  position: relative;
  z-index: 2;
}

.tagline {
  font-size: 1.25rem;
  font-weight: 300;
  margin-bottom: 2rem;
  opacity: 0.9;
  position: relative;
  z-index: 2;
}

.contact-info {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 2rem;
  position: relative;
  z-index: 2;
}

.contact-item {
  font-size: 0.9rem;
}

.contact-item a {
  color: white;
  text-decoration: none;
  border-bottom: 1px solid rgba(255, 255, 255, 0.5);
  transition: border-color 0.3s;
  cursor: pointer;
}

.contact-item a:hover {
  border-color: white;
}

.main {
  padding: 2rem 0;
}

.section {
  margin-bottom: 4rem;
}

.section-title {
  font-size: 2rem;
  font-weight: 600;
  margin-bottom: 2rem;
  text-align: center;
  background: linear-gradient(45deg, var(--primary-color), var(--secondary-color));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.about-text {
  font-size: 1.1rem;
  text-align: center;
  max-width: 800px;
  margin: 0 auto;
  color: var(--text-light);
}

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

.skill-category {
  background: var(--bg-secondary);
  padding: 2rem;
  border-radius: 12px;
  box-shadow: var(--shadow);
  border: 2px solid var(--border-color);
}

.skill-category:nth-child(1) {
  background: linear-gradient(135deg, #f0fdf4, #dcfce7);
  border-color: var(--primary-color);
}

.skill-category:nth-child(2) {
  background: linear-gradient(135deg, #eff6ff, #dbeafe);
  border-color: var(--secondary-color);
}

.skill-category:nth-child(3) {
  background: linear-gradient(135deg, #fefbef, #fef3c7);
  border-color: var(--accent-color);
}

.skill-category:nth-child(4) {
  background: linear-gradient(135deg, #faf5ff, #e9d5ff);
  border-color: var(--purple-color);
}

.skill-title {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 1rem;
}

.skill-category:nth-child(1) .skill-title {
  color: var(--primary-color);
}

.skill-category:nth-child(2) .skill-title {
  color: var(--secondary-color);
}

.skill-category:nth-child(3) .skill-title {
  color: var(--accent-color);
}

.skill-category:nth-child(4) .skill-title {
  color: var(--purple-color);
}

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

.tag, .tech-tag {
  padding: 0.5rem 1rem;
  border-radius: 20px;
  font-size: 0.9rem;
  font-weight: 500;
  transition: all 0.3s ease;
}

.skill-category:nth-child(1) .tag {
  background: linear-gradient(45deg, var(--primary-color), #059669);
  color: white;
}

.skill-category:nth-child(2) .tag {
  background: linear-gradient(45deg, var(--secondary-color), #2563eb);
  color: white;
}

.skill-category:nth-child(3) .tag {
  background: linear-gradient(45deg, var(--accent-color), #d97706);
  color: white;
}

.skill-category:nth-child(4) .tag {
  background: linear-gradient(45deg, var(--purple-color), #7c3aed);
  color: white;
}

.tag:hover, .tech-tag:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

.timeline {
  max-width: 800px;
  margin: 0 auto;
  position: relative;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 25px;
  top: 0;
  bottom: 0;
  width: 3px;
  background: linear-gradient(to bottom, var(--primary-color), var(--secondary-color), var(--purple-color));
  border-radius: 2px;
}

.timeline-item {
  margin-bottom: 3rem;
  padding-bottom: 3rem;
  padding-left: 4rem;
  position: relative;
}

.timeline-item:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.timeline-item::before {
  content: '';
  position: absolute;
  left: 18px;
  top: 12px;
  width: 16px;
  height: 16px;
  background: linear-gradient(45deg, var(--primary-color), var(--secondary-color));
  border: 3px solid white;
  transform: rotate(45deg);
  box-shadow: 0 0 0 3px var(--primary-color), 0 2px 8px rgba(34, 197, 94, 0.3);
  z-index: 2;
}

.timeline-item::after {
  content: '';
  position: absolute;
  left: 22px;
  top: 16px;
  width: 8px;
  height: 8px;
  background: white;
  transform: rotate(45deg);
  z-index: 3;
}

.timeline-date {
  display: none;
}

.job-title {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.job-date {
  font-size: 0.9rem;
  font-weight: 400;
  color: var(--primary-color);
}

.company {
  color: var(--text-light);
  margin-bottom: 1rem;
}

.achievements {
  list-style: none;
}

.achievements li {
  margin-bottom: 0.5rem;
  padding-left: 1rem;
  position: relative;
}

.achievements li::before {
  content: "•";
  color: var(--primary-color);
  position: absolute;
  left: 0;
}

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

.project-card {
  background: var(--bg-gradient);
  padding: 2rem;
  border-radius: 12px;
  box-shadow: var(--shadow);
  border: 2px solid var(--border-color);
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  min-height: 300px;
}

.project-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--primary-color), var(--secondary-color), var(--accent-color), var(--purple-color));
}

.project-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-hover);
  border-color: var(--primary-color);
}

.project-tech {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: auto;
}

.tech-tag {
  padding: 0.4rem 0.8rem;
  border-radius: 15px;
  font-size: 0.8rem;
  font-weight: 500;
  transition: all 0.3s ease;
  white-space: nowrap;
  flex-shrink: 0;
}

.project-card:nth-child(odd) .tech-tag {
  background: linear-gradient(45deg, var(--primary-color), var(--secondary-color));
  color: white;
}

.project-card:nth-child(even) .tech-tag {
  background: linear-gradient(45deg, var(--accent-color), var(--purple-color));
  color: white;
}

.project-title {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 1rem;
  color: var(--primary-color);
  line-height: 1.3;
}

.project-description {
  color: var(--text-light);
  margin-bottom: 1.5rem;
  line-height: 1.6;
  flex-grow: 1;
}

.project-links {
  margin-top: 1rem;
  padding-top: 1rem;
  border-top: 1px solid var(--border-color);
}

.project-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  text-decoration: none;
  color: var(--primary-color);
  font-weight: 500;
  font-size: 0.9rem;
  transition: all 0.3s ease;
  padding: 0.5rem 1rem;
  border: 1px solid var(--primary-color);
  border-radius: 20px;
  background: rgba(34, 197, 94, 0.1);
}

.project-link:hover {
  background: var(--primary-color);
  color: white;
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(34, 197, 94, 0.3);
}

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

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

.education-item {
  background: var(--bg-gradient);
  padding: 2rem;
  border-radius: 12px;
  box-shadow: var(--shadow);
  border: 2px solid var(--border-color);
  position: relative;
  overflow: hidden;
}

.education-item::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--secondary-color), var(--purple-color));
}

.degree {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
  background: linear-gradient(45deg, var(--secondary-color), var(--purple-color));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.institution {
  color: var(--text-light);
  margin-bottom: 0.5rem;
}

.graduation {
  font-size: 0.9rem;
  color: var(--text-light);
}

.achievement-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.achievement-item {
  display: flex;
  align-items: center;
  gap: 1rem;
  background: var(--bg-gradient);
  padding: 1.5rem;
  border-radius: 12px;
  box-shadow: var(--shadow);
  border: 2px solid var(--border-color);
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.achievement-item::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
}

.achievement-item:nth-child(odd)::before {
  background: linear-gradient(90deg, var(--accent-color), var(--pink-color));
}

.achievement-item:nth-child(even)::before {
  background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
}

.achievement-item:hover {
  transform: translateX(5px);
  box-shadow: var(--shadow-hover);
}

.achievement-icon {
  font-size: 1.5rem;
  filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.1));
}

.achievement-title {
  font-weight: 500;
}

.footer {
  background: linear-gradient(135deg, var(--bg-secondary), #e2e8f0);
  padding: 2rem 0;
  text-align: center;
  color: var(--text-light);
  border-top: 3px solid;
  border-image: linear-gradient(90deg, var(--primary-color), var(--secondary-color), var(--purple-color)) 1;
}

.education-achievements-container {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
  gap: 3rem;
}

@media (max-width: 768px) {
  .container {
    padding: 0 1rem;
  }
  
  .name {
    font-size: 2rem;
  }
  
  .contact-info {
    flex-direction: column;
    gap: 1rem;
  }
  
  .timeline {
    position: relative;
  }
  
  .timeline::before {
    left: 25px;
  }
  
  .timeline-item {
    padding-left: 4rem;
  }
  
  .timeline-item::before {
    left: 18px;
  }
  
  .timeline-item::after {
    left: 22px;
  }
  
  .skills-grid, .projects-grid {
    grid-template-columns: 1fr;
  }
  
  .education-achievements-container {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
}