/* Publications page styles */

/* Container */
.pubs {
  max-width: 1000px;
  margin-inline: auto;
  padding: 0 var(--pad) 80px;
}

.section-sub {
  font-size: clamp(22px, 4.5vw, 30px);
  font-weight: 600;
  margin: 24px 0 12px;
  line-height: 1.3;
}

/* Remove list styles just in case */
.pubs ul,
.pubs ol {
  list-style: none;
  margin: 0;
  padding: 0;
}

/* Paper card */
.paper {
  border: 1px solid #ececec;
  border-radius: 3px;
  padding: 4px 8px 3px;
  margin: 2px 0;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.01);
  background: #fff;
}

.paper header {
  margin: 0;
  padding: 0;
}

.paper header h2 {
  margin: 0 0 1px;
  line-height: 1.2;
  letter-spacing: 0.01em;
  font-size: clamp(13px, 2.8vw, 16px);
  font-weight: 500;
}

.paper .meta {
  color: #5a5a5a;
  font-size: 0.75rem;
  margin: 0;
  padding: 0;
  line-height: 1.25;
}

/* meta + button row */
.info {
  display: flex;
  gap: 6px;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  margin: 0;
  padding: 0;
}

.info .btn {
  margin-left: auto;
  flex-shrink: 0;
}

/* Button style */
.btn {
  display: inline-block;
  padding: 2px 6px;
  border-radius: 3px;
  border: 1px solid #dcdcdc;
  background: #fafafa;
  text-decoration: none;
  font-weight: 600;
  font-size: 0.7rem;
  color: inherit;
  transition: background 0.15s ease;
}

.btn:hover {
  background: #f3f3f3;
}

.btn:focus {
  outline: 2px solid #3b82f6;
  outline-offset: 2px;
}

/* More section */
.more h2 {
  margin: 32px 0 8px;
}

.more p {
  margin: 0 0 4px;
  color: #5a5a5a;
}

/* Mobile */
@media (max-width: 640px) {
  .paper {
    padding: 3px 6px 2px;
    margin: 2px 0;
    cursor: pointer;
    transition: background 0.15s ease, box-shadow 0.15s ease;
  }
  .paper:active {
    background: #f5f5f5;
  }
  .info {
    flex-direction: column;
    align-items: flex-start;
    gap: 4px;
  }
  .info .btn {
    display: none;
  }
}