/* 학원에 오기 전에 읽는 글 */
html { scroll-behavior: auto; }
.rf-toc {
  max-width: 760px; margin: 8px auto 32px; padding: 20px 24px;
  background: #fff; border: 1px solid #E8DCC8; border-radius: 12px;
}
.rf-toc-groups { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 24px 28px; }
.rf-toc-group h2 { margin: 0 0 10px; color: #6B4F0B; font-size: 1rem; line-height: 1.4; }
.rf-toc ol { margin: 0; padding: 0; list-style: none; }
.rf-toc li { break-inside: avoid; margin: 0 0 6px; font-size: .92rem; line-height: 1.45; }
.rf-toc a { color: #2C2416; text-decoration: none; border-bottom: 1px solid transparent; }
.rf-toc a:hover { border-bottom-color: #6B4F0B; }
.rf-toc-closing { display: inline-block; margin-top: 20px; font-size: .92rem; }
.rf-reading-time { max-width: 760px; margin: 0 auto 8px; color: #6F604B; font-size: .92rem; }
.rf-toc-fold { max-width: 760px; margin: 0 auto 32px; }
.rf-toc-fold > summary { cursor: pointer; padding: 12px 18px; border: 1px solid #E8DCC8; border-radius: 10px; background: #fff; font-weight: 700; color: #6B4F0B; }
.rf-toc-fold[open] > summary { border-radius: 10px 10px 0 0; }
.rf-toc-fold .rf-toc { margin: 0; border-radius: 0 0 10px 10px; border-top: 0; }
.rf-back { text-align: right; margin: 14px 0 42px; font-size: .9rem; }
.rf-back a { color: #6B4F0B; text-underline-offset: 3px; }
.read-first h2 { scroll-margin-top: 96px; }
.rf-figure { margin: 28px 0; }
.rf-figure img { display: block; width: 100%; height: auto; border-radius: 6px; }
.rf-figure figcaption { margin-top: 8px; color: #6F604B; font-size: .88rem; text-align: center; }
.read-first .exam-prompt { padding: 14px 18px; background: #F5EDE0; border-left: 4px solid #6B4F0B; border-radius: 4px; }
.read-first .exam-prompt strong { display: block; font-size: .8rem; color: #6B4F0B; margin-bottom: 4px; }
.read-first .plain-list { margin: 12px 0 20px; padding-left: 1.1em; }
.read-first .plain-list li { margin: 4px 0; line-height: 1.7; }
.read-first blockquote.poem {
  margin: 24px 0; padding: 22px 26px; background: #fff; border: 1px solid #E8DCC8; border-radius: 10px;
  font-family: "Nanum Myeongjo", serif; line-height: 1.9;
}
.read-first .poem-title { font-weight: 800; margin: 0 0 10px; }
.read-first .poem-title span { font-weight: 400; color: #6F604B; margin-left: 8px; }
.read-first .signature { text-align: right; font-weight: 700; }
.rf-linkcard a {
  display: flex; flex-direction: column; gap: 4px; padding: 16px 20px; border: 1px solid #E8DCC8;
  border-radius: 10px; background: #fff; text-decoration: none; color: #2C2416;
}
.rf-linkcard span { color: #6F604B; font-size: .9rem; }
.rf-after { margin: 40px 0 8px; padding: 22px; background: #F5EDE0; border-radius: 12px; display: flex; flex-wrap: wrap; gap: 10px; }
.rf-after p { flex: 1 1 100%; margin: 0 0 4px; font-weight: 700; }
@media (max-width: 480px) {
  .rf-after .button { flex: 1 1 100%; width: 100%; box-sizing: border-box; justify-content: center; }
}
@media (max-width: 760px) {
  .rf-toc-fold { margin-inline: 0; }
  .read-first h2 { scroll-margin-top: 160px; }
  .rf-toc { margin-inline: 0; padding: 16px; }
  .rf-toc-groups { grid-template-columns: minmax(0, 1fr); gap: 20px; }
  .read-first blockquote.poem { padding: 16px 18px; }
}
.rf-banners { display: grid; gap: 14px; }
.rf-banners a { display: block; border-radius: 6px; transition: filter 180ms ease; }
.rf-banners a:hover { filter: brightness(.96); }
.rf-banners a:focus-visible { outline: 3px solid #6B4F0B; outline-offset: 3px; }