:root{
  --bg: #f6f8fb;
  --card: #ffffff;
  --text: #0f1724;
  --muted: #606f88;
  --accent: #0a66c2; /* LinkedIn blue */
  --radius: 12px;
  --max-width: 920px;
}

*{box-sizing:border-box}
body{
  margin:0;
  font-family: Inter, system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial;
  color:var(--text);
  background:var(--bg);
  line-height:1.5;
  -webkit-font-smoothing:antialiased;
  padding:28px;
}

.container{ max-width:var(--max-width); margin:0 auto; }

.header{ margin-bottom:18px; }
.profile{ display:flex; gap:18px; align-items:center; }
.avatar{
  width:120px;
  height:120px;
  object-fit:cover;
  border-radius:12px;
  background:linear-gradient(180deg,#e6eefb,#f8fafc);
  box-shadow:0 6px 18px rgba(8,15,30,0.06);
}
.meta h1{ margin:0; font-size:1.5rem; }
.role{ margin:6px 0 0; color:var(--muted); font-weight:600; }
.location{ margin:6px 0 0; color:var(--muted); font-size:0.95rem; }

.connect{ margin-top:10px; }
.btn{
  display:inline-block;
  padding:8px 12px;
  border-radius:8px;
  text-decoration:none;
  color:white;
  font-weight:600;
  margin-right:8px;
}
.linkedin{ background:var(--accent); }
.github{ background:#24292f; }
.btn.big{ padding:10px 16px; font-size:1rem; border-radius:10px; }

main{ margin-top:8px; }
.card{
  background:var(--card);
  border-radius:var(--radius);
  padding:16px;
  box-shadow:0 2px 8px rgba(12,18,30,0.04);
  margin-bottom:12px;
}
.card h2{ margin:0 0 8px; }

.highlights ul, .projects ul, .honors ul{ margin:0; padding-left:20px; }
.skills p, .certs{ margin:0; }

.contact-cta { text-align:center; }

.footer{ margin-top:18px; text-align:center; color:var(--muted); font-size:0.9rem; }

@media (max-width:680px){
  .profile{ flex-direction:row; gap:12px; }
  .avatar{ width:96px; height:96px; }
}