/* Site polish and layout fixes */
.layout--single.wide .page {
  float: none;
  width: 100%;
  padding-inline: 1.5rem;
}

@media (min-width: 64em) {
  .layout--single.wide .page {
    padding-inline: 9rem;
  }
}

body,
.initial-content,
.page,
.page__content {
  background: #ffffff;
}

.masthead {
  display: none;
}

.page__content {
  font-size: 0.75rem;
  line-height: 1.45;
  max-width: 900px;
  margin-inline: auto;
}

.page__content p,
.page__content li {
  margin-bottom: 0.9rem;
}

.lead-italic {
  margin: 1.6rem 0 0.6rem;
  padding-left: 0.65rem;
  border-left: 3px solid #111827;
  font-size: 1.2rem !important;
  line-height: 1.3;
  font-style: italic;
  font-weight: 700;
  letter-spacing: 0.01em;
  color: #0f172a;
}

mjx-container:not([display="true"]) {
  font-size: 90% !important;
}

mjx-container[display="true"] {
  font-size: 94% !important;
}

.button-row {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.6rem;
  margin: 0.75rem 0 1.5rem;
}

.button-row .btn {
  margin: 0;
  border-radius: 999px;
  padding: 0.5rem 1.15rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  box-shadow: 0 8px 20px rgba(15, 23, 42, 0.18);
  background-image: linear-gradient(180deg, rgba(255, 255, 255, 0.18), rgba(0, 0, 0, 0.08));
  transition: transform 0.18s ease, box-shadow 0.18s ease, filter 0.18s ease;
}

.button-row a.btn.btn--arxiv {
  background-color: #b31b1b !important;
  background-image: none !important;
  color: #ffffff !important;
  border: none !important;
  box-shadow: none !important;
}

.button-row a.btn.btn--alpha {
  background-color: #ff8080 !important;
  background-image: none !important;
  color: #ffffff !important;
  border: none !important;
  box-shadow: none !important;
}

.author-row {
  margin: 0 0 1.25rem;
}

.author-link {
  font-weight: 600;
  font-style: italic;
  letter-spacing: 0.03em;
  text-decoration: none;
  color: #0f172a;
  padding-bottom: 0.15rem;
  border-bottom: 1px solid rgba(15, 23, 42, 0.3);
  transition: color 0.18s ease, border-color 0.18s ease;
}

.author-link:hover {
  color: #0b7fd1;
  border-color: rgba(11, 127, 209, 0.6);
}

.button-row .btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 10px 24px rgba(15, 23, 42, 0.22);
  filter: brightness(1.02);
}

.button-row .btn:focus-visible {
  outline: 2px solid rgba(15, 23, 42, 0.35);
  outline-offset: 2px;
}