.aiab-article {
  max-width: 860px;
  margin: 0 auto;
  padding: 0 20px;
  color: #111;
  font-size: 18px;
  line-height: 1.7;
}

.aiab-hero {
  margin: 10px 0 18px;
}

.aiab-hero-image {
  width: 100%;
  height: auto;
  border-radius: 12px;
  display: block;
}

.aiab-article h2,
.aiab-article h3 {
  margin-top: 32px;
  margin-bottom: 12px;
  color: #111;
}

.aiab-article p {
  margin: 0 0 16px;
}

.aiab-article ul,
.aiab-article ol {
  margin: 12px 0 20px 24px;
}

.aiab-article li {
  margin: 6px 0;
}

.aiab-glance {
  border: 1px solid #e6e6e6;
  background: #fafafa;
  padding: 16px 18px;
  border-radius: 10px;
  margin: 18px 0 18px;
}

.aiab-cta {
  border: 1px solid #111;
  background: #111;
  color: #fff;
  padding: 14px 16px;
  border-radius: 10px;
  margin: 12px 0 24px;
}

.aiab-cta a {
  color: #fff;
  text-decoration: underline;
}

.aiab-toc {
  border: 1px solid #e6e6e6;
  background: #fff;
  padding: 10px 12px;
  border-radius: 10px;
  margin: 16px 0 20px;
}

.aiab-toc summary {
  cursor: pointer;
  font-weight: 600;
}

.aiab-toc__nav ul {
  margin: 10px 0 0 20px;
}

.aiab-toc__group {
  margin-top: 10px;
}

.aiab-toc__group h4 {
  margin: 8px 0 6px;
  font-size: 14px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: #666;
}

.aiab-toc__link.aiab-active {
  font-weight: 700;
  text-decoration: underline;
}

.aiab-jump {
  font-size: 14px;
  color: #333;
  margin: 10px 0 16px;
}

.aiab-related {
  border: 1px solid #e6e6e6;
  background: #fff;
  padding: 14px 16px;
  border-radius: 10px;
  margin: 24px 0 12px;
}

.aiab-related h3 {
  margin: 4px 0 10px;
  font-size: 18px;
}

.aiab-related ul {
  margin: 0 0 0 18px;
}

.aiab-related li {
  margin: 6px 0;
}

.aiab-btn {
  display: inline-block;
  background: #111;
  color: #fff;
  padding: 8px 12px;
  border-radius: 999px;
  font-size: 13px;
  text-decoration: none;
  margin-right: 8px;
}

.aiab-plan-table {
  width: 100%;
  border-collapse: collapse;
  margin: 14px 0 20px;
  font-size: 16px;
}

.aiab-plan-table th,
.aiab-plan-table td {
  border: 1px solid #e6e6e6;
  padding: 10px 12px;
  text-align: left;
}

.aiab-workout-card {
  border: 1px solid #e6e6e6;
  border-radius: 10px;
  padding: 14px 16px;
  margin: 12px 0;
  background: #fff;
}

.aiab-callout {
  border-left: 4px solid #111;
  background: #f6f6f6;
  padding: 10px 12px;
  margin: 12px 0;
  border-radius: 6px;
  font-size: 16px;
}

.aiab-callout.aiab-storage {
  border-left-color: #2b6cb0;
}

.aiab-callout.aiab-tip {
  border-left-color: #2f855a;
}

.aiab-callout.aiab-mistake {
  border-left-color: #c53030;
}

.aiab-eat {
  border-top: 1px solid #eee;
  margin-top: 28px;
  padding-top: 16px;
}

.aiab-author-box {
  background: #f8f8f8;
  border-radius: 10px;
  padding: 12px 14px;
}

.aiab-back-to-top {
  display: inline-block;
  margin: 12px 0 24px;
  font-size: 14px;
}

@media (min-width: 1100px) {
  .aiab-toc {
    position: sticky;
    top: 20px;
  }
}

@media (max-width: 700px) {
  .aiab-article {
    font-size: 16px;
    padding: 0 14px;
  }
}