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

body {
  font-family: "Segoe UI", system-ui, -apple-system, sans-serif;
  color: #1a1a1a;
  background: #fff;
  line-height: 1.6;
  max-width: 760px;
  margin: 0 auto;
  padding: 3rem 1.5rem;
}

header {
  text-align: center;
  margin-bottom: 2.5rem;
  padding-bottom: 2rem;
  border-bottom: 1px solid #e0e0e0;
}

h1 {
  font-size: 2rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.tagline {
  color: #555;
  margin-top: 0.25rem;
  font-size: 1.05rem;
}

.contact {
  list-style: none;
  display: flex;
  justify-content: center;
  gap: 1.5rem;
  margin-top: 0.75rem;
  font-size: 0.9rem;
  color: #666;
  flex-wrap: wrap;
}

h2 {
  font-size: 1.1rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: #333;
  margin-bottom: 1rem;
  border-bottom: 2px solid #1a1a1a;
  padding-bottom: 0.3rem;
}

section {
  margin-bottom: 2rem;
}

.skills-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}

.skill-category h3 {
  font-size: 0.95rem;
  margin-bottom: 0.4rem;
}

.skill-category ul {
  list-style: none;
  font-size: 0.9rem;
  color: #444;
}

.skill-category ul li {
  padding: 0.15rem 0;
}

.note {
  font-size: 0.8rem;
  color: #888;
}

.entry {
  margin-bottom: 1.25rem;
}

.entry-header {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  flex-wrap: wrap;
}

.entry-header h3 {
  font-size: 1rem;
  font-weight: 600;
}

.date {
  font-size: 0.85rem;
  color: #777;
}

.org {
  font-size: 0.9rem;
  color: #555;
  margin-bottom: 0.3rem;
}

.entry ul {
  margin-left: 1.25rem;
  font-size: 0.9rem;
  color: #444;
}

.entry ul li {
  margin-bottom: 0.2rem;
}

footer {
  margin-top: 2rem;
  padding-top: 1rem;
  border-top: 1px solid #e0e0e0;
  text-align: center;
  font-size: 0.85rem;
  color: #999;
}

@media (max-width: 500px) {
  .skills-grid {
    grid-template-columns: 1fr;
  }

  .contact {
    flex-direction: column;
    align-items: center;
    gap: 0.25rem;
  }
}