.c4it-course-index {
  margin: 0 0 28px;
  padding: 0 0 24px;
  border-bottom: 2px solid #d6e0dc;
  color: #263c34;
  font-size: 16px;
  line-height: 1.65;
  letter-spacing: 0;
}
.c4it-course-index__heading {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 8px 20px;
  margin-bottom: 12px;
}
.c4it-course-index__heading h2,
.c4it-course-articles-title { margin: 0; font-size: 21px; line-height: 1.5; }
.c4it-course-index a { color: #146445; text-decoration: underline; text-underline-offset: 3px; }
.c4it-course-index a:hover { color: #093f29; }
.c4it-course-index__guide { display: block; padding: 10px 0 18px; }
.c4it-course-index__course { border-top: 1px solid #cbd8d0; }
.c4it-course-index__course:last-child { border-bottom: 1px solid #cbd8d0; }
.c4it-course-index summary { cursor: pointer; padding: 15px 12px; min-height: 48px; overflow-wrap: anywhere; }
.c4it-course-index__course > summary { background: #eef5f0; font-weight: 700; }
.c4it-course-index summary::marker { color: #287952; }
.c4it-course-index summary:hover { background: #e4efe9; }
.c4it-course-index summary:focus-visible,
.c4it-course-index a:focus-visible { outline: 3px solid #99700b; outline-offset: 3px; }
.c4it-course-index__lessons { padding: 0 12px; }
.c4it-course-index__lesson + .c4it-course-index__lesson { border-top: 1px solid #e0e5e2; }
.c4it-course-index__number { display: inline-block; margin-right: 10px; font-weight: 700; white-space: nowrap; }
.c4it-course-index__count { display: inline-block; margin-left: 12px; font-size: 14px; color: #59635e; white-space: nowrap; }
.c4it-course-index__links { margin: 0; padding: 0 12px 14px 32px; }
.c4it-course-index__links li { margin: 0; }
.c4it-course-index__links a { display: block; padding: 10px 0; overflow-wrap: anywhere; }
.c4it-course-articles-title { margin-bottom: 20px; scroll-margin-top: 65px; }
@media (max-width: 600px) {
  .c4it-course-index { margin-left: 16px; margin-right: 16px; }
  .c4it-course-articles-title { margin-left: 16px; margin-right: 16px; }
  .c4it-course-index__heading h2, .c4it-course-articles-title { font-size: 19px; }
  .c4it-course-index__lessons { padding: 0 4px; }
  .c4it-course-index summary { padding: 14px 8px; }
  .c4it-course-index__links { padding-left: 26px; padding-right: 8px; }
}