body[data-reading-guide="questions"] { --lesson-width: 880px; }
body[data-reading-guide="questions"] .module-hero { max-width: var(--lesson-width); padding-top: 26px; padding-bottom: 30px; }
.lesson-entry { max-width: var(--lesson-width); display: flex; gap: 12px; padding: 22px 0 12px; }
.lesson-entry a { flex: 1; display: flex; justify-content: space-between; gap: 8px; padding: 15px 18px; background: #eef3ed; color: #234737; border: 1px solid #d8e3d7; border-radius: 9px; font-size: 16px; text-decoration: none; }
.lesson-entry a:hover { background: #e0ebdf; }
.lesson-entry a span { color: #739079; }
.lesson-directory { max-width: var(--lesson-width); margin-bottom: 14px; font-size: 14px; color: #506c58; }
.lesson-directory > summary { padding: 12px 0; cursor: pointer; }
.lesson-directory label { display: block; margin: 8px 0; }
.lesson-directory input { width: 100%; padding: 12px; border: 1px solid #b7c9b7; border-radius: 8px; background: #fff; font: inherit; color: #243b2c; }
.lesson-directory nav { display: grid; grid-template-columns: 1fr 1fr; gap: 10px 20px; margin: 15px 0 22px; }
.lesson-directory nav a { color: #365c46; text-underline-offset: 4px; }
.lesson-directory [hidden] { display: none !important; }
.search-related { margin: 18px 0; padding-top: 14px; border-top: 1px solid #dce4d8; }
.search-related-title { font-weight: 600; margin: 0 0 12px; }
.search-related-links { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; }
.search-related-links a { display: flex; flex-direction: column; gap: 5px; padding: 12px 14px; background: #eef3ed; border: 1px solid #d8e3d7; border-radius: 8px; color: #234737; line-height: 1.6; text-decoration: none; overflow-wrap: anywhere; }
.search-related-links a:hover { background: #e0ebdf; }
.search-related-links small { color: #506c58; font-size: 12px; }
.sentence-example .sentence-full { font-size: clamp(19px, 2.2vw, 24px) !important; line-height: 1.9; }
.sentence-full strong { color: #204b37; font-weight: 750; text-decoration: underline; text-decoration-color: #749982; text-underline-offset: 5px; }
.sentence-modifier { color: #536457; font-size: .85em; }
.sentence-key { display: flex; flex-wrap: wrap; gap: 8px 20px; font-size: 13px !important; color: #506c58; }
.sentence-main { border-top: 1px solid #c9d8c8; padding-top: 12px; font-weight: 650; }
@media (max-width: 780px) { .search-related-links { grid-template-columns: 1fr; } }
body.reading-simple .lesson-main > section { padding: 30px 0; }
body.reading-simple .lesson-main > section > .wrap { max-width: var(--lesson-width); }
body.reading-simple .lesson-main h2 { font-size: clamp(23px,3vw,30px); margin: 10px 0 16px; }
body.reading-simple .lesson-main p { font-size: 16px; line-height: 1.9; }
body.reading-simple .lesson-main .lead { color: #344e3b; margin-bottom: 18px; }
.lesson-main a { color: #2e6547; text-underline-offset: 4px; }
.lesson-steps { margin: 18px 0; padding-left: 26px; }
.lesson-steps li { padding-left: 5px; margin: 9px 0; font-size: 16px; line-height: 1.85; }
.lesson-steps li::marker { color: #577e60; font-weight: 700; }
.lesson-example { margin: 22px 0; padding: 20px 24px; background: #eef3ea; border-left: 3px solid #6f9274; border-radius: 0 10px 10px 0; }
.lesson-example > span { display: block; color: #527258; font-size: 12px; letter-spacing: .05em; margin-bottom: 9px; }
.lesson-example p { margin: 7px 0; }
body.reading-simple .lesson-main .lesson-note { font-size: 14px; color: #68766a; }
.lesson-facts { margin: 0; }
.lesson-facts > div { display: grid; grid-template-columns: 65px 1fr; gap: 18px; padding: 9px 0; border-bottom: 1px solid #dce5d9; }
.lesson-facts > div:last-child { border: 0; }
.lesson-facts dt { font-weight: 700; }
.lesson-facts dd { margin: 0; line-height: 1.8; }
.lesson-pair { display: grid; grid-template-columns: 1fr 1fr; gap: 30px; margin-top: 22px; }
body.reading-simple .lesson-main .lesson-pair h3 { font-size: 18px; margin-bottom: 6px; }
body.reading-simple .lesson-main .lesson-pair p { font-size: 15px; }
.lesson-next { display: inline-block; margin: 10px 0 0; font-size: 14px; }
body.reading-simple .lesson-main > .lesson-reference-heading { max-width: var(--lesson-width); font-size: 20px; margin: 30px auto 16px; }
.lesson-reference { max-width: var(--lesson-width); margin-top: 10px; margin-bottom: 10px; border: 1px solid #dce4d8; border-radius: 10px; background: #fff; }
.lesson-reference > summary { cursor: pointer; padding: 18px 22px; font-size: 16px; font-weight: 600; color: #324f3b; }
.lesson-reference[open] > summary { border-bottom: 1px solid #e2e8df; }
.lesson-reference > section { padding: 6px 22px 22px; }
.lesson-reference > section > .wrap { width: 100%; }
.lesson-reference > section > .wrap > .num,
.lesson-reference > section > .wrap > h2 { display: none; }
.lesson-reference .lesson-rule-list p { padding-bottom: 12px; border-bottom: 1px solid #e6ebe3; }
.lesson-reference .editorial-figure { max-width: 270px; margin: 22px auto; }
.lesson-reference .twocol { margin-top: 15px; gap: 18px; }
.lesson-reference .panel { padding: 18px; }
.lesson-reference .panel label { overflow: auto; line-height: 32px; }
.lesson-reference .panel input { font: inherit; }
.lesson-reference .panel h3 { font-size: 18px; }
.lesson-reference .panel .jump { margin-top: 18px; font-size: 14px; }
.lesson-main [id] { scroll-margin-top: 20px; }
.lesson-directory :focus-visible, .lesson-reference > summary:focus-visible, .lesson-entry a:focus-visible { outline: 3px solid #749b7b; outline-offset: 3px; }
.lesson-main [hidden] { display: none !important; }
body.reading-simple .lesson-main .editorial-figure { max-width: 270px; margin: 24px auto 8px; float: none; }
body.reading-simple .lesson-main .editorial-figure img { width: 100%; height: auto; max-height: none; object-fit: contain; }
body.reading-simple .lesson-main .email-template { width: 100%; min-width: 0; }
body.reading-simple .lesson-main .email-template-meta strong { overflow-wrap: anywhere; }
@media (max-width: 780px) {
 .lesson-entry { flex-direction: row; gap: 8px; padding-top: 16px; }
 .lesson-entry a { padding: 12px 8px; font-size: 14px; justify-content: center; text-align: center; }
 .lesson-entry a span { display: none; }
 .lesson-directory nav { grid-template-columns: 1fr; }
 .lesson-example { padding: 16px 18px; }
 .lesson-pair { grid-template-columns: 1fr; gap: 8px; }
 .lesson-reference > summary { padding: 16px; }
 .lesson-reference > section { padding: 4px 16px 18px; }
 .lesson-reference .twocol { grid-template-columns: 1fr; }
 .lesson-facts > div { grid-template-columns: 54px 1fr; gap: 12px; }
}
@media print {
 .lesson-directory, .lesson-entry { display: none; }
 .lesson-reference::details-content { content-visibility: visible; }
 .lesson-reference > section { display: block; }
}