* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;
  color: #2b2b2b;
  line-height: 1.7;
  font-size: 15px;
  background: #f7f7f7;
}
.wrapper {
  max-width: 1100px;
  margin: 0 auto;
  padding: 50px 30px;
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 60px;
}

header {
  position: sticky;
  top: 50px;
  align-self: start;
}
header h1 {
  font-size: 28px;
  margin: 0 0 18px 0;
  font-weight: 600;
  color: #1a3d5c;
  line-height: 1.2;
}
header img {
  width: 100%;
  max-width: 240px;
  border-radius: 4px;
  display: block;
  margin: 0 0 18px 0;
  box-shadow: 0 1px 6px rgba(0,0,0,0.15);
}
header p {
  margin: 6px 0;
  color: #444;
  font-size: 14.5px;
}
header .profile-links { margin-top: 14px; }
header a { color: #1772d0; text-decoration: none; word-break: break-all; }
header a:hover { text-decoration: underline; }

section { min-width: 0; }
section h1 {
  font-size: 22px;
  margin: 0 0 14px 0;
  font-weight: 600;
  color: #1a1a1a;
  padding-bottom: 6px;
  border-bottom: 1px solid #ddd;
}
section h1:not(:first-child) { margin-top: 36px; }
section p { margin: 12px 0; text-align: justify; }
section a { color: #1772d0; text-decoration: none; }
section a:hover { text-decoration: underline; }

.pub p {
  margin: 0 0 18px 0;
  text-align: left;
}
.pub strong.me { color: #111; }
.pub .venue { font-weight: 700; }

.pub h2 {
  font-size: 13px;
  color: #888;
  font-weight: 600;
  margin: 24px 0 10px;
  text-transform: uppercase;
  letter-spacing: 1px;
}
.pub h2:first-child { margin-top: 8px; }

.badge {
  display: inline-block;
  font-size: 11.5px;
  font-weight: 600;
  font-style: normal;
  padding: 1px 7px;
  border-radius: 3px;
  margin-left: 6px;
  vertical-align: middle;
  letter-spacing: 0.3px;
  text-transform: uppercase;
}
.badge-corr {
  background: #d6ecdc;
  color: #1f6b3a;
  border: 1px solid #a8d3b6;
}
.badge-champ {
  background: #f6e3ee;
  color: #8a2057;
  border: 1px solid #d9a8c2;
}
.badge-first {
  background: #dbeafe;
  color: #1a56a8;
  border: 1px solid #93c5fd;
}
.author-note {
  color: #888;
  font-size: 13px;
  font-style: italic;
}

footer {
  grid-column: 1 / -1;
  margin-top: 30px;
  padding-top: 16px;
  border-top: 1px solid #ddd;
  color: #999;
  font-size: 13px;
  text-align: center;
}

@media (max-width: 760px) {
  .wrapper {
    grid-template-columns: 1fr;
    gap: 30px;
    padding: 30px 20px;
  }
  header { position: static; text-align: center; }
  header img { margin: 0 auto 18px; }
}