main{
  max-width:950px;
  margin:auto;
  padding:0 1.5rem 4rem;
  display:flex;
  flex-direction:column;
  gap:3.5rem;
}

.about{
  background:var(--card);
  padding:3rem;
  border-radius:16px;
  border:1px solid var(--border);
  margin-top: 25px;
}

.about h2{
  font-size:1.6rem;
  margin-bottom:1.5rem;
}

.about p{
  margin-bottom:1.2rem;
  color:#374151;
}

.signature{
  margin-top:2rem;
  font-style:italic;
}

.sections-grid{
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(250px,1fr));
  gap:1.5rem;
}

.section-card{
  background:var(--card);
  padding:2rem;
  border-radius:16px;
  border:1px solid var(--border);
  text-decoration:none;
  color:var(--text);
  transition:transform 0.2s ease, box-shadow 0.2s ease;
}

.section-card h3{
  margin-bottom:0.5rem;
}

.section-card p{
  color:var(--muted);
  font-size:0.95rem;
}

.section-card:hover{
  transform:translateY(-4px);
  box-shadow:0 10px 25px rgba(0,0,0,0.06);
}