/* Reset and Base Styles */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  --primary-color: #5625eb;
  --primary-dark: #1e40af;
  --text-primary: #1f2937;
  --text-secondary: #6b7280;
  --bg-light: #f9fafb;
  --bg-white: #ffffff;
  --border-color: #e5e7eb;
  --accent: #3b82f6;
  --transition: all 0.3s ease;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  line-height: 1.6;
  color: var(--text-primary);
  background-color: var(--bg-white);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Container */
.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 2rem;
}

/* Typography */
h1,
h2,
h3 {
  font-weight: 600;
  line-height: 1.2;
  color: var(--text-primary);
}

h1 {
  font-size: 3.5rem;
  margin-bottom: 1rem;
}

h2 {
  font-size: 2rem;
  margin-bottom: 1.5rem;
}

h3 {
  font-size: 1.5rem;
  margin-bottom: 0.75rem;
}

p {
  color: var(--text-secondary);
  margin-bottom: 1rem;
}

/* Hero Section */
.hero-content {
  display: flex;
  align-items: center;
  gap: 4rem;
  max-width: 1100px;
  margin: 0 auto;
}

.hero-image {
  flex-shrink: 0;
}

.hero-image img {
  width: 280px;
  height: 280px;
  border-radius: 50%;
  object-fit: cover;
  border: 4px solid var(--primary-color);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.hero-text {
  flex: 1;
  text-align: left;
}

@media (max-width: 768px) {
  .hero-content {
    flex-direction: column;
    gap: 2rem;
  }

  .hero-text {
    text-align: center;
  }

  .hero-image img {
    width: 200px;
    height: 200px;
  }
}

.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 4rem 0;
  background: linear-gradient(135deg, #f9fafb 0%, #ffffff 100%);
}

.hero-greeting {
  font-size: 4rem;
  font-weight: 700;
  margin-bottom: 1rem;
}

.hero-greeting .highlight {
  color: var(--primary-color);
}

.hero-subtitle {
  font-size: 1.25rem;
  color: var(--text-primary);
  font-weight: 500;
  margin-bottom: 1rem;
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}

.hero-description {
  font-size: 1.125rem;
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto 2.5rem;
}

.hero-links {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}

.btn-primary,
.btn-secondary {
  display: inline-block;
  padding: 0.875rem 2rem;
  font-size: 1rem;
  font-weight: 500;
  text-decoration: none;
  border-radius: 8px;
  transition: var(--transition);
}

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

.btn-primary:hover {
  background-color: var(--primary-dark);
  transform: translateY(-2px);
}

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

.btn-secondary:hover {
  background-color: var(--primary-color);
  color: white;
  transform: translateY(-2px);
}

/* About Section */
.about {
  padding: 6rem 0;
  background-color: var(--bg-white);
}

.section-title {
  text-align: center;
  margin-bottom: 4rem;
  position: relative;
  padding-bottom: 1rem;
}

.section-title::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 4px;
  background-color: var(--primary-color);
  border-radius: 2px;
}

.experience-block {
  margin-bottom: 3rem;
  padding-bottom: 3rem;
  border-bottom: 1px solid var(--border-color);
}

.experience-block:last-child {
  border-bottom: none;
  margin-bottom: 0;
  padding-bottom: 0;
}

.company {
  font-size: 1.75rem;
  color: var(--text-primary);
  margin-bottom: 0.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
}

.year {
  font-size: 1rem;
  font-weight: 400;
  color: var(--text-secondary);
}

.role {
  font-size: 1.125rem;
  color: var(--primary-color);
  font-weight: 500;
  margin-bottom: 1rem;
}

.description {
  font-size: 1.0625rem;
  line-height: 1.7;
  color: var(--text-secondary);
}

/* Skills Section */
.skills {
  padding: 6rem 0;
  background-color: var(--bg-light);
}

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

.skill-category {
  background-color: var(--bg-white);
  padding: 2rem;
  border-radius: 12px;
  border: 1px solid var(--border-color);
  transition: var(--transition);
}

.skill-category:hover {
  transform: translateY(-4px);
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.08);
}

.skill-category h3 {
  color: var(--primary-color);
  font-size: 1.25rem;
  margin-bottom: 1rem;
}

.skill-category ul {
  list-style: none;
}

.skill-category li {
  padding: 0.5rem 0;
  color: var(--text-secondary);
  font-size: 1rem;
  border-bottom: 1px solid var(--border-color);
}

.skill-category li:last-child {
  border-bottom: none;
}

/* Projects Section */
.projects {
  padding: 6rem 0;
  background-color: var(--bg-white);
}

.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 2rem;
  margin-top: 2rem;
}

.project-card {
  background-color: var(--bg-white);
  padding: 2rem;
  border-radius: 12px;
  border: 1px solid var(--border-color);
  transition: var(--transition);
  display: flex;
  flex-direction: column;
}

.project-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.08);
  border-color: var(--primary-color);
}

.project-card h3 {
  color: var(--text-primary);
  font-size: 1.5rem;
  margin-bottom: 1rem;
}

.project-card p {
  flex-grow: 1;
  margin-bottom: 1.5rem;
  line-height: 1.7;
}

.project-link {
  color: var(--primary-color);
  text-decoration: none;
  font-weight: 500;
  display: inline-block;
  margin-top: auto;
  transition: var(--transition);
}

.project-link:hover {
  color: var(--primary-dark);
  transform: translateX(4px);
}

.project-links {
  display: flex;
  gap: 1.5rem;
  flex-wrap: wrap;
}

/* Contact Section */
.contact {
  padding: 6rem 0;
  background-color: var(--bg-light);
  text-align: center;
}

.contact-description {
  max-width: 600px;
  margin: 0 auto 2.5rem;
  font-size: 1.125rem;
}

.contact-links {
  display: flex;
  gap: 1.5rem;
  justify-content: center;
  flex-wrap: wrap;
}

.contact-link {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 1rem 2rem;
  background-color: var(--bg-white);
  color: var(--text-primary);
  text-decoration: none;
  border-radius: 8px;
  border: 1px solid var(--border-color);
  font-weight: 500;
  transition: var(--transition);
}

.contact-link:hover {
  background-color: var(--primary-color);
  color: white;
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(37, 99, 235, 0.2);
  border-color: var(--primary-color);
}

.contact-link svg {
  width: 20px;
  height: 20px;
}

.contact-link:hover svg {
  stroke: white;
}

/* Footer */
.footer {
  padding: 2rem 0;
  text-align: center;
  background-color: var(--bg-white);
  border-top: 1px solid var(--border-color);
}

.footer p {
  color: var(--text-secondary);
  font-size: 0.875rem;
  margin: 0;
}

/* Responsive Design */
@media (max-width: 768px) {
  .container {
    padding: 0 1.5rem;
  }

  .hero-greeting {
    font-size: 2.5rem;
  }

  h1 {
    font-size: 2.5rem;
  }

  h2 {
    font-size: 1.75rem;
  }

  .hero-subtitle {
    font-size: 1.125rem;
  }

  .hero-description {
    font-size: 1rem;
  }

  .company {
    font-size: 1.5rem;
    flex-direction: column;
    align-items: flex-start;
    gap: 0.25rem;
  }

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

  .about,
  .skills,
  .projects,
  .contact {
    padding: 4rem 0;
  }

  .section-title {
    margin-bottom: 2.5rem;
  }
}

@media (max-width: 480px) {
  .hero-greeting {
    font-size: 2rem;
  }

  .hero-links {
    flex-direction: column;
    gap: 0.75rem;
  }

  .btn-primary,
  .btn-secondary {
    width: 100%;
    text-align: center;
  }

  .contact-links {
    flex-direction: column;
  }

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