/* Lesson-internal elements only. Shell, hero, overview and sidebar use shared CSS. */
.rm-ai15 p { overflow-wrap: break-word; }
.rm-ai15 .rm-example h3, .rm-ai15-key h3, .rm-ai15-warning h3 { margin: 0 0 14px; font-size: 1.2rem; line-height: 1.35; }
.rm-ai15-key, .rm-ai15-warning { margin: 20px 0; padding: 18px 20px; border: 1px solid #c7cbc5; border-radius: 14px; background: #f6f6f6; }
.rm-ai15-warning { border-left: 5px solid #a37c55; background: #f7f1ea; }
.rm-ai15 .rm-solution-label { border-top: 1px solid #d8e1e5; margin-top: 20px; padding-top: 14px; color: #34464d; }
.rm-ai15 .rm-formula-status { font-size: .88rem; color: #535d5f; }
.rm-ai15 li { margin-bottom: 10px; }
.rm-ai15 ol[type="a"] { padding-left: 28px; }
.rm-ai15 ol[type="a"] > li::marker { content: '(' counter(list-item, lower-alpha) ') '; }
.rm-ai15 ol > li[id^="question-"] { margin: 24px 0 32px; }
.rm-ai15-table { overflow-x: auto; margin: 20px 0; border: 1px solid #c7cbc5; border-radius: 10px; }
.rm-ai15 table { border-collapse: collapse; width: 100%; }
.rm-ai15 td, .rm-ai15 th { padding: 12px 14px; text-align: left; border-bottom: 1px solid #d8e1e5; }
.rm-ai15 th { background: #edf1f2; }
.rm-ai15 .math.display { display: block; overflow-x: auto; overflow-y: hidden; max-width: 100%; padding: 8px 2px; }
.rm-ai15 .math.inline { max-width: 100%; }
.rm-ai15 .rm-ai15-wide-math { display: block; overflow-x: auto; overflow-y: hidden; padding: 10px 2px; }
.rm-ai15-calculator { margin: 22px 0 0; padding-top: 16px; border-top: 1px solid #c7cbc5; }
.rm-ai15-calculator h4 { margin: 0 0 12px; color: #34464d; }
.rm-ai15-screen-row { display: flex; align-items: center; gap: 24px; flex-wrap: wrap; }
.rm-ai15-screen-row img { flex: 0 1 320px; width: 320px; max-width: 100%; height: auto; border: 1px solid #d8e1e5; }
.rm-ai15-screen-row figcaption { flex: 1 1 250px; }
.rm-ai15-diagram { margin: 24px auto; max-width: 710px; }
.rm-ai15-diagram img { display: block; width: 100%; }
.rm-ai15-answer { margin: 14px 0; border: 1px solid #d7ced9; border-radius: 12px; overflow: hidden; background: white; }
.rm-ai15-answer summary { cursor: pointer; padding: 16px 18px; color: #514854; background: #f2edf3; font-weight: 750; }
.rm-ai15-answer-body { padding: 6px 20px 18px; }
.rm-ai15-answer-link { font-size: .9rem; }
.rm-ai15 [id] { scroll-margin-top: 28px; }
.rm-ai15 a:focus-visible, .rm-ai15 summary:focus-visible, .rm-ai15-table:focus-visible { outline: 3px solid #657b84; outline-offset: 4px; }
@media (max-width: 600px) {
  .rm-ai15 .rm-example { padding: 16px 14px; }
  .rm-ai15-key, .rm-ai15-warning { padding: 16px 14px; }
  .rm-ai15-answer-body { padding: 6px 14px 16px; }
  .rm-ai15 td, .rm-ai15 th { padding: 10px; }
}