.core-guide {
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  max-width: 860px;
  margin: 40px auto;
  padding: 0 16px;
  overflow-wrap: anywhere;
}

.core-guide h1 {
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  line-height: 1.25;
}

.core-guide h2 {
  margin-top: 2.25rem;
  line-height: 1.35;
}

.core-guide h3 {
  margin-top: 1.75rem;
  line-height: 1.4;
}

.core-guide a {
  color: #59328c;
  text-underline-offset: 3px;
}

.core-guide .guide-meta,
.core-guide .guide-disclosure {
  font-size: 0.9rem;
  color: #4a4a52;
}

.core-guide .guide-cta,
.core-guide .guide-note {
  margin: 24px 0;
  padding: 20px;
  border-radius: 12px;
  background: #eee7fa;
}

.core-guide .guide-cta p:first-child,
.core-guide .guide-note p:first-child {
  margin-top: 0;
}

.core-guide .guide-cta p:last-child,
.core-guide .guide-note p:last-child {
  margin-bottom: 0;
}

.core-guide .guide-button {
  display: inline-block;
  padding: 12px 20px;
  border-radius: 8px;
  background: #59328c;
  color: #fff;
  font-weight: 700;
  text-decoration: none;
}

.core-guide .guide-button:hover {
  background: #402366;
}

.core-guide .guide-table {
  max-width: 100%;
  overflow-x: auto;
  margin: 20px 0;
  border: 1px solid #d8d3e0;
  border-radius: 8px;
  background: #fff;
}

.core-guide table {
  overflow-wrap: normal;
  width: 100%;
  min-width: 650px;
  border-collapse: collapse;
  font-size: 0.95rem;
  line-height: 1.55;
}

.core-guide caption {
  padding: 14px;
  text-align: left;
  font-weight: 700;
  background: #f0ecf7;
}

.core-guide th,
.core-guide td {
  padding: 14px;
  text-align: left;
  vertical-align: top;
  border-bottom: 1px solid #e5e0eb;
}

.core-guide thead th {
  background: #f7f4fc;
}

.core-guide tbody th {
  min-width: 130px;
}

.core-guide tr:last-child > * {
  border-bottom: 0;
}

.core-guide .guide-table-hint {
  font-size: 0.9rem;
  color: #4a4a52;
}

.core-guide a:focus-visible,
.core-guide .guide-table:focus-visible {
  outline: 3px solid #59328c;
  outline-offset: 4px;
}

@media (max-width: 600px) {
  .core-guide {
    margin: 28px auto;
    padding: 0;
  }

  .core-guide .guide-cta,
  .core-guide .guide-note {
    padding: 16px;
  }
}