.grammar-page{--grammar-green:#215b43;--grammar-ink:#29343a;--grammar-muted:#707b80;--grammar-line:#e1e5df;max-width:870px;margin:0 auto;color:var(--grammar-ink);line-height:1.75}.grammar-page h1{font-size:clamp(28px,4vw,42px);line-height:1.4;letter-spacing:0;margin-bottom:8px}.grammar-page h2{font-size:20px;letter-spacing:0;margin:0 0 18px;line-height:1.5}.grammar-page h3{font-size:21px;letter-spacing:0;margin:0}.grammar-page a:hover{color:var(--grammar-green)}.grammar-preview{font-size:11px;color:#897446;background:#f5edda;padding:4px 11px;border-radius:20px;display:inline-block}.grammar-eyebrow{font-size:12px;color:var(--grammar-green);letter-spacing:.03em;margin:14px 0 10px}.grammar-intro{padding:8px 0 20px}.grammar-intro-text{color:var(--grammar-muted);margin:12px 0 0;font-size:16px}.grammar-index-tools{display:flex;justify-content:space-between;align-items:center;gap:24px;padding:20px 0;border-block:1px solid var(--grammar-line);font-size:14px}.grammar-index-tools p{margin:0}.grammar-index-tools a{color:var(--grammar-green)}.grammar-search span{display:block;font-size:12px;color:var(--grammar-muted);margin-bottom:5px}.grammar-search input{width:260px;min-height:44px;border:1px solid var(--grammar-line);border-radius:9px;background:white;padding:9px 12px;font-size:14px}.grammar-sample-note{font-size:12px;color:var(--grammar-muted);margin:18px 0 30px}.grammar-module{margin-bottom:34px}.grammar-module header{display:flex;align-items:baseline;gap:12px;margin-bottom:12px}.grammar-module header span{font-size:12px;color:var(--grammar-muted)}.grammar-module header h2{margin:0}.grammar-course-list{display:grid;gap:12px}.grammar-course{display:flex;align-items:flex-start;gap:20px;padding:24px;background:white;border:1px solid var(--grammar-line);border-radius:14px}.grammar-course:hover{border-color:#a3b6a8}.grammar-course-number{font:normal 30px Georgia,serif;color:#96a59b;padding-top:4px}.grammar-course>div{flex:1;min-width:0}.grammar-course p{margin:5px 0 0;font-size:14px;color:var(--grammar-muted)}.grammar-course p[lang=de]{font-family:Georgia,serif;color:var(--grammar-green);font-size:17px}.grammar-course-state{white-space:nowrap;font-size:12px;color:var(--grammar-green);align-self:center}.grammar-empty{padding:28px 0}.grammar-lesson-top{display:flex;justify-content:space-between;align-items:center;font-size:13px}.grammar-lesson-title{margin:26px 0 22px}.grammar-lesson-title>p[lang=de]{font:normal 24px/1.45 Georgia,serif;color:var(--grammar-green);margin:0}.grammar-purpose{background:#edf2e9;border-left:3px solid var(--grammar-green);border-radius:0 10px 10px 0;padding:17px 22px}.grammar-purpose span,.grammar-memory span{font-size:12px;font-weight:600;color:var(--grammar-green)}.grammar-purpose p{font-size:18px;margin:5px 0 0;line-height:1.7}.grammar-block{padding:28px 0 8px}.grammar-rules{list-style:none;counter-reset:rule;padding:0;margin:0;display:grid;gap:15px}.grammar-rules li{counter-increment:rule;position:relative;padding-left:38px;font-size:16px;line-height:1.85}.grammar-rules li:before{content:counter(rule);position:absolute;left:0;top:4px;width:24px;height:24px;border:1px solid #bdcbbb;border-radius:50%;display:grid;place-items:center;font-size:12px;line-height:1;color:var(--grammar-green)}.grammar-table-wrap{border:1px solid var(--grammar-line);border-radius:12px;background:white;overflow:hidden}.grammar-table-wrap table{border-collapse:collapse;width:100%;table-layout:fixed;font-size:14px}.grammar-table-wrap td,.grammar-table-wrap th{padding:10px 15px;border-bottom:1px solid var(--grammar-line);text-align:left;overflow-wrap:anywhere;vertical-align:top;font-weight:400}.grammar-table-wrap thead th{font-weight:600;background:#f0f3ee;color:var(--grammar-green);font-size:12px}.grammar-table-wrap tbody th{font-weight:600;color:var(--grammar-green)}.grammar-table-wrap tr:last-child>*{border-bottom:0}.grammar-table-note{font-size:12px;color:var(--grammar-muted);margin:10px 0 0;line-height:1.75}.grammar-examples{background:white;border:1px solid var(--grammar-line);border-radius:12px;padding:0 20px}.grammar-example{display:flex;align-items:center;justify-content:space-between;gap:14px;padding:14px 0;border-bottom:1px solid var(--grammar-line)}.grammar-example:last-child{border:0}.grammar-example p{margin:0}.grammar-example p[lang=de]{font:normal 21px/1.5 Georgia,serif;color:var(--grammar-green)}.grammar-example p:not([lang]){font-size:14px;color:var(--grammar-muted);margin-top:4px}.grammar-audio{border:0;background:#f0f3ee;border-radius:50%;width:44px;height:44px;flex-shrink:0;color:var(--grammar-green);font-size:14px}.grammar-comparison{display:grid;grid-template-columns:1fr 1fr;border:1px solid var(--grammar-line);border-radius:12px;overflow:hidden;background:white}.grammar-comparison>div{padding:16px 20px}.grammar-comparison>div:first-child{background:#fbf0e8}.grammar-comparison>div:last-child{background:#edf2e9}.grammar-comparison.is-meaning>div:first-child{background:#f4f3ee}.grammar-comparison span{font-size:12px;color:#7b6b63}.grammar-comparison p{font:normal 21px/1.5 Georgia,serif;margin:7px 0 0;overflow-wrap:anywhere}.grammar-explanation{margin:12px 0 0;font-size:14px;line-height:1.85}.grammar-mistakes{margin-top:14px;font-size:14px}.grammar-mistakes summary{cursor:pointer;color:var(--grammar-green);min-height:44px;display:list-item;padding:10px 0}.grammar-mistakes>div{padding:12px 0;border-bottom:1px solid var(--grammar-line)}.grammar-mistakes p{margin:0 0 4px}.grammar-mistakes p:last-child{color:var(--grammar-green)}.grammar-memory{margin:28px 0 0;padding:19px 22px;background:#edf2e9;border-radius:12px}.grammar-memory p{font-size:17px;line-height:1.85;margin:6px 0 0}.grammar-footer{display:flex;align-items:center;justify-content:space-between;gap:20px;margin:30px 0;padding-bottom:26px;border-bottom:1px solid var(--grammar-line)}.grammar-page .grammar-complete{background:var(--grammar-green);min-width:165px}.grammar-page .grammar-complete.secondary{background:white;color:var(--grammar-green)}.grammar-save-status{font-size:12px;color:var(--grammar-muted);margin:8px 0 0}.grammar-next{font-size:14px;color:var(--grammar-green)}.grammar-bottom-links{margin:20px 0}.grammar-bottom-links h2{font-size:14px;color:var(--grammar-muted);margin-bottom:8px}.grammar-bottom-links>div{display:flex;gap:10px;flex-wrap:wrap}.grammar-related-link,.grammar-unavailable{font-size:12px;border:1px solid var(--grammar-line);border-radius:8px;padding:8px 11px}.grammar-unavailable{color:var(--grammar-muted)}.grammar-page :focus-visible{outline:3px solid #c5a451;outline-offset:3px}.is-grammar .site-main{background:#fbf9f3;max-width:none}.is-grammar{background:#fbf9f3}@media(max-width:700px){.grammar-course{padding:20px 16px;gap:12px;flex-wrap:wrap}.grammar-course>div{min-width:180px}.grammar-course-state{margin-left:45px}.grammar-index-tools{align-items:start;flex-direction:column;gap:16px}.grammar-search,.grammar-search input{width:100%}.grammar-lesson-title>p[lang=de]{font-size:21px}.grammar-rules li{padding-left:32px;font-size:15px}.grammar-table-wrap td,.grammar-table-wrap th{padding:10px 8px;font-size:12px}.grammar-comparison{grid-template-columns:1fr}.grammar-footer{align-items:start;flex-direction:column}.grammar-example p[lang=de]{font-size:19px}.grammar-purpose p{font-size:16px}.grammar-memory p{font-size:16px}}

.grammar-progress{position:relative;width:100%;margin:20px 0;overflow:hidden}.grammar-progress-heading{display:flex;justify-content:space-between;font-size:12px;color:var(--grammar-muted);margin-bottom:8px}.grammar-progress-heading strong{color:var(--grammar-green);font-weight:600}.grammar-progress-track{height:9px;background:#e2e9df;border-radius:10px;overflow:hidden}.grammar-progress-track>span{display:block;height:100%;background:#3e9466;border-radius:10px}.grammar-completion-panel{width:100%;min-width:0}.grammar-footer{flex-wrap:wrap}.grammar-completion-actions{display:flex;align-items:center;gap:16px;flex-wrap:wrap}.grammar-sound-toggle{border:0;background:none;color:var(--grammar-muted);font-size:12px;min-height:44px;padding:8px;cursor:pointer}.grammar-encouragement{color:#287649;font-size:16px;font-weight:600;margin:16px 0 10px;position:relative;z-index:1}.grammar-progress.is-celebrating .grammar-progress-track>span{animation:grammar-progress-fill .65s ease-out both}.grammar-confetti{position:absolute;inset:0;pointer-events:none;overflow:hidden;z-index:2}.grammar-confetti i{position:absolute;left:var(--x);top:-12px;width:7px;height:11px;border-radius:2px;animation:grammar-confetti-fall 1.15s var(--delay) ease-out both}.grammar-complete:disabled{cursor:default;opacity:1}@keyframes grammar-progress-fill{from{width:var(--from)}to{width:var(--to)}}@keyframes grammar-confetti-fall{0%{transform:translate(0,-5px) rotate(0);opacity:0}15%{opacity:1}100%{transform:translate(var(--drift),150px) rotate(var(--turn));opacity:0}}@media(prefers-reduced-motion:reduce){.grammar-progress.is-celebrating .grammar-progress-track>span{animation:none}.grammar-confetti{display:none}}

@media(min-width:701px) and (max-width:1050px){.is-grammar .topbar{height:auto;min-height:74px;flex-wrap:wrap;padding:14px 24px 6px;gap:8px 18px}.is-grammar .topbar .brand{order:0}.is-grammar .top-actions{order:1;margin-left:auto}.is-grammar .topnav{order:2;flex-basis:100%;margin-left:0;justify-content:center;gap:4px}.is-grammar .nav-link{white-space:nowrap;padding:10px 12px;font-size:14px}}

@media(max-width:700px){.bottom-nav.preview-grammar{grid-template-columns:repeat(6,minmax(0,1fr))}}

.grammar-example-group+.grammar-example-group{margin-top:20px}.grammar-example-group h3{font:normal 19px/1.5 Georgia,serif;color:var(--grammar-green);margin:0 0 8px}.grammar-example p.grammar-example-focus{font-size:12px;color:var(--grammar-green);margin-top:5px}.grammar-examples-toggle{background:transparent;border:1px solid var(--grammar-line);border-radius:9px;color:var(--grammar-green);padding:9px 14px;min-height:44px;font-size:13px;cursor:pointer;margin:16px 0 0}.grammar-examples-toggle:hover{background:#edf2e9}

/* Grammar catalog: level overview, module directory, then individual lessons. */
.grammar-continue{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:20px 24px;background:#edf2e9;border:1px solid #d8e3d2;border-radius:14px;margin:26px 0 22px}.grammar-continue span,.grammar-continue p{font-size:12px;color:var(--grammar-muted);margin:0}.grammar-continue h2{font-size:20px;line-height:1.5;margin:6px 0}.grammar-continue-action{white-space:nowrap;font-size:14px;color:var(--grammar-green);min-height:44px;display:flex;align-items:center}.grammar-levels{display:flex;gap:10px}.grammar-levels>a{padding:10px 18px;border:1px solid var(--grammar-line);border-radius:10px;min-height:44px;display:flex;align-items:center;gap:8px;font-weight:600;background:#fff}.grammar-levels>a span{font-size:12px;font-weight:400;color:var(--grammar-muted)}.grammar-levels>a[aria-current]{border-color:var(--grammar-green);background:#edf2e9;color:var(--grammar-green)}.grammar-index-tools{margin:26px 0}.grammar-module-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}.grammar-module-card{display:flex;flex-direction:column;padding:22px 24px;background:#fff;border:1px solid var(--grammar-line);border-radius:14px;min-width:0;transition:border-color .15s ease}.grammar-module-card:hover{border-color:#8da38c}.grammar-module-card-top{display:flex;justify-content:space-between;gap:8px;font-size:11px;color:var(--grammar-muted)}.grammar-module-card h2{font-size:21px;margin:16px 0 8px;line-height:1.5}.grammar-module-card>p{font-size:14px;line-height:1.75;color:var(--grammar-muted);margin:0 0 22px;flex:1}.grammar-module-progress{margin:12px 0 18px}.grammar-module-progress>div:first-child{display:flex;justify-content:space-between;gap:12px;font-size:12px;color:var(--grammar-muted);margin-bottom:8px}.grammar-module-progress strong{font-weight:500;color:var(--grammar-green)}.grammar-module-progress .grammar-progress-track{height:5px}.grammar-module-enter{display:flex;justify-content:space-between;font-size:13px;color:var(--grammar-green);margin-top:4px}.grammar-module-title{margin:24px 0}.grammar-module-title h1{font-size:clamp(26px,4vw,36px);line-height:1.4;margin:12px 0}.grammar-module-title>p:last-child,.grammar-module-note{font-size:14px;line-height:1.8;color:var(--grammar-muted)}.grammar-module-page>.grammar-module-progress{margin:24px 0}.grammar-course.grammar-course-row{padding:17px 20px;gap:16px;align-items:center;flex-wrap:nowrap;min-width:0}.grammar-course-row>div{flex:1;min-width:0}.grammar-course-row h3{font-size:16px;margin:0 0 4px;line-height:1.6}.grammar-course-row p{margin:0;font-size:13px;line-height:1.6;overflow-wrap:anywhere}.grammar-course-row .grammar-course-number{font-size:13px;flex:0 0 28px}.grammar-course-row .grammar-course-state{font-size:12px;white-space:nowrap;margin-left:0}.grammar-course-row.is-unavailable{background:#f4f3ee;color:var(--grammar-muted);border-style:dashed}.grammar-course-row.is-unavailable h3{color:var(--grammar-muted)}.grammar-course-row.is-unavailable .grammar-course-state{color:var(--grammar-muted)}.grammar-search-heading{display:flex;align-items:center;justify-content:space-between;gap:15px;margin:24px 0 12px}.grammar-search-heading h2{font-size:20px;margin:0}.grammar-search-heading p{font-size:12px;color:var(--grammar-muted)}.grammar-lesson-title .grammar-eyebrow a{color:inherit}.grammar-lesson-navigation{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;width:100%}.grammar-adjacent{min-width:0;min-height:44px;display:flex;align-items:center;font-size:14px;line-height:1.8;color:var(--grammar-green);overflow-wrap:anywhere}.grammar-adjacent.is-unavailable{color:var(--grammar-muted)}.grammar-module-return{grid-column:1/-1;font-size:12px;color:var(--grammar-muted);min-height:44px;display:flex;align-items:center}.grammar-index .grammar-sample-note{margin:24px 0 0;line-height:1.8}.grammar-search input{min-height:44px}
@media(max-width:700px){.grammar-module-grid{grid-template-columns:1fr;gap:14px}.grammar-module-card{padding:20px}.grammar-continue{padding:18px;gap:10px;align-items:flex-start;flex-direction:column}.grammar-continue h2{font-size:19px}.grammar-levels{width:100%}.grammar-levels>a{flex:1;justify-content:center}.grammar-index-tools{gap:18px}.grammar-course.grammar-course-row{padding:16px 14px;gap:10px;flex-wrap:wrap}.grammar-course-row>div{min-width:0;flex-basis:calc(100% - 38px)}.grammar-course-row .grammar-course-state{margin-left:38px}.grammar-lesson-navigation{grid-template-columns:1fr;gap:4px}.grammar-module-card h2{font-size:20px}}
.grammar-index .grammar-intro{padding:0 0 8px}.grammar-index .grammar-intro>.grammar-preview{float:right;margin-top:3px}.grammar-index .grammar-intro .grammar-eyebrow{margin:0 0 8px}.grammar-index .grammar-intro h1{margin:0 0 6px;font-size:clamp(28px,4vw,36px)}.grammar-index .grammar-intro-text{margin:0;line-height:1.6}.grammar-index .grammar-continue{margin:16px 0;padding:16px 22px}.grammar-continue>div>span,.grammar-continue>div>p{display:block;line-height:1.5}.grammar-index .grammar-continue h2{margin:4px 0;font-size:19px}.grammar-index .grammar-progress{margin:18px 0}.grammar-index .grammar-index-tools{margin:20px 0;padding:14px 0}.grammar-index .grammar-module-card{padding:20px 22px}.grammar-index .grammar-module-card h2{margin:12px 0 8px}.grammar-index .grammar-module-card>p{margin-bottom:10px}.grammar-index .grammar-module-card .grammar-module-progress{margin:8px 0 14px}@media(max-width:700px){.grammar-index .grammar-continue{padding:16px 18px}.grammar-index .grammar-module-card{padding:18px 20px}}
/* Wider directories share the bookshelf's content width; lesson prose stays readable. */
.grammar-index,.grammar-module-page{max-width:1300px}
.grammar-module-page .grammar-course-list,.grammar-index [data-grammar-results]>.grammar-course-list{grid-template-columns:repeat(2,minmax(0,1fr));scroll-margin-top:125px}
.grammar-page-count{font-size:12px;color:var(--grammar-muted);margin:16px 0 12px}
.grammar-pagination{display:flex;align-items:center;justify-content:center;gap:24px;margin:24px 0 0;padding:16px 0;border-top:1px solid var(--grammar-line)}
.grammar-pagination button{min-height:48px;min-width:120px;border:1px solid var(--grammar-line);border-radius:9px;background:white;color:var(--grammar-green);padding:10px 18px;font-size:14px}
.grammar-pagination button:hover:not(:disabled){background:#edf2e9;border-color:#8da38c}
.grammar-pagination button:disabled{color:var(--grammar-muted);opacity:.5;cursor:default}
.grammar-pagination [role=status]{font-size:13px;color:var(--grammar-muted);white-space:nowrap}
@media(max-width:900px){.grammar-module-page .grammar-course-list,.grammar-index [data-grammar-results]>.grammar-course-list{grid-template-columns:1fr;scroll-margin-top:150px}}
@media(max-width:700px){.grammar-pagination{gap:10px;justify-content:space-between}.grammar-pagination button{min-width:0;flex:1;padding:10px 12px}.grammar-pagination [role=status]{font-size:12px}.grammar-module-page .grammar-course-list,.grammar-index [data-grammar-results]>.grammar-course-list{scroll-margin-top:85px}}

.grammar-course-id{display:block;font-size:11px;color:var(--grammar-muted);margin:2px 0 5px}.grammar-table-section+.grammar-table-section{margin-top:20px}.grammar-tables .grammar-table-section h3{font-size:15px;line-height:1.6;margin:0 0 10px;color:var(--grammar-green)}.grammar-content-notes{font-size:13px;line-height:1.85;color:var(--grammar-muted);margin:12px 0 0}.grammar-content-notes p{margin:5px 0}

/* Prototype readability: match directory width without changing lesson content or flow. */
.grammar-lesson{max-width:1300px;font-size:17px;line-height:1.8}
.grammar-lesson h2{font-size:22px}
.grammar-lesson .grammar-lesson-top{gap:16px;font-size:14px}
.grammar-lesson .grammar-eyebrow{font-size:14px;line-height:1.8}
.grammar-lesson .grammar-purpose p,.grammar-lesson .grammar-rules li,.grammar-lesson .grammar-memory p{font-size:18px;line-height:1.85}
.grammar-lesson .grammar-table-wrap table{font-size:16px}
.grammar-lesson .grammar-table-wrap thead th{font-size:14px}
.grammar-lesson .grammar-table-note,.grammar-lesson .grammar-content-notes,.grammar-lesson .grammar-explanation,.grammar-lesson .grammar-mistakes,.grammar-lesson .grammar-example p:not([lang]){font-size:16px;line-height:1.8}
.grammar-lesson .grammar-example p.grammar-example-focus{font-size:14px}
.grammar-lesson .grammar-example p[lang=de]{font-size:23px}
.grammar-lesson .grammar-example>div{min-width:0;overflow-wrap:anywhere}
.grammar-lesson .grammar-purpose span,.grammar-lesson .grammar-memory span,.grammar-lesson .grammar-comparison span,.grammar-lesson .grammar-tables .grammar-table-section h3{font-size:14px}
.grammar-lesson .grammar-examples-toggle,.grammar-lesson .grammar-adjacent{font-size:16px}
.grammar-lesson .grammar-save-status,.grammar-lesson .grammar-module-return,.grammar-lesson .grammar-sound-toggle,.grammar-lesson .grammar-progress-heading,.grammar-lesson .grammar-related-link,.grammar-lesson .grammar-unavailable{font-size:14px}
@media(max-width:700px){
 .grammar-lesson .grammar-purpose p,.grammar-lesson .grammar-rules li,.grammar-lesson .grammar-memory p{font-size:17px}
 .grammar-lesson .grammar-table-wrap td,.grammar-lesson .grammar-table-wrap th{font-size:14px;padding:12px 8px;line-height:1.75}
 .grammar-lesson .grammar-example p[lang=de]{font-size:21px}
 .grammar-lesson .grammar-examples{padding:0 16px}
}

/* Reviewed rewrite prompts and answers; interactive marking can be added separately. */
.grammar-exercises ol{list-style:none;padding:0;margin:0;display:grid;gap:14px}
.grammar-exercise{padding:18px 20px;background:#fff;border:1px solid var(--grammar-line);border-radius:12px;min-width:0}
.grammar-exercise-focus{font-size:14px;color:var(--grammar-green);margin:0 0 10px}
.grammar-exercise-prompt,.grammar-exercise-answer p{font:normal 21px/1.7 Georgia,serif;overflow-wrap:anywhere;margin:0;color:var(--grammar-ink)}
.grammar-exercise-answer{margin-top:12px;border-top:1px solid var(--grammar-line)}
.grammar-exercise-answer summary{min-height:44px;padding:10px 0;cursor:pointer;color:var(--grammar-green);font-size:16px}
.grammar-exercise-answer p{padding:4px 0 6px;color:var(--grammar-green)}
.grammar-mistakes p.grammar-mistake-explanation{color:var(--grammar-muted);margin-top:6px}
@media(max-width:700px){.grammar-exercise{padding:16px}.grammar-exercise-prompt,.grammar-exercise-answer p{font-size:19px}}

.grammar-table-wrap.is-scrollable{overflow-x:auto;overscroll-behavior-x:contain}
.grammar-table-scroll-hint{display:none}
@media(max-width:700px){.grammar-lesson .grammar-table-wrap.is-scrollable table{min-width:560px}.grammar-table-scroll-hint{display:block;color:var(--grammar-muted);font-size:14px;margin:8px 0 0}}

/* Preserve complete question/answer units and neutral, correct-use contrasts. */
.grammar-example-pair{border-bottom:1px solid var(--grammar-line);padding:8px 0}
.grammar-example-pair:last-child{border-bottom:0}
.grammar-example-pair .grammar-example{border:0;padding:10px 0}
.grammar-example-role{font-size:14px;color:var(--grammar-muted)}
.grammar-intro-example{display:flex;align-items:center;gap:14px;background:#fff;padding:18px 20px;border:1px solid var(--grammar-line);border-radius:12px;margin-bottom:12px}
.grammar-intro-example>div{flex:1;min-width:0;overflow-wrap:anywhere}
.grammar-intro-example p{margin:4px 0;font-size:16px}
.grammar-intro-example p[lang=de]{font:normal 23px/1.5 Georgia,serif;color:var(--grammar-green)}
.grammar-usage-comparison+.grammar-usage-comparison{margin-top:24px}
.grammar-usage-comparison h3{font-size:17px;line-height:1.7;margin-bottom:10px}
.grammar-comparison.is-neutral>div{background:#fff}
.grammar-comparison.is-neutral>div+div{border-left:1px solid var(--grammar-line)}
.grammar-comparison p.grammar-contrast-translation{font-family:inherit;font-size:16px;line-height:1.8;color:var(--grammar-muted)}
@media(max-width:700px){
 .grammar-intro-example{padding:16px}
 .grammar-intro-example p[lang=de]{font-size:21px}
 .grammar-comparison.is-neutral>div+div{border-left:0;border-top:1px solid var(--grammar-line)}
}

/* Approved source explanations stay together, with optional expansion for deeper examples. */
.grammar-source-section{overflow-wrap:anywhere;min-width:0}
.grammar-source-section p{margin:10px 0;font-size:17px;line-height:1.85}
.grammar-source-section h3{font-size:18px;line-height:1.75;margin:18px 0 8px}
.grammar-source-section p[lang=de]{font:normal 23px/1.65 Georgia,serif;color:var(--grammar-green)}
details.grammar-source-section{border:1px solid var(--grammar-line);border-radius:12px;background:#fff;padding:0 20px}
.grammar-source-section summary{min-height:48px;padding:12px 0;cursor:pointer;font-size:18px;color:var(--grammar-green)}
.grammar-source-section summary+div{padding-bottom:16px}
@media(max-width:700px){.grammar-source-section p[lang=de]{font-size:21px}details.grammar-source-section{padding:0 16px}}

/* Explicit error/correction pairs use the reviewed pink/green layout. */
.grammar-comparison.is-correction>div:first-child{background:#fcf1f0}
.grammar-comparison.is-correction>div:last-child{background:#edf6ef}
.grammar-comparison.is-correction>div+div{border-left:1px solid var(--grammar-line)}
.grammar-comparison.is-correction>div>span{font-weight:600;color:#994c57}
.grammar-comparison.is-correction>div:last-child>span{color:var(--grammar-green)}
.grammar-mistakes>.grammar-mistake-item{padding:10px 0 12px;border-bottom:0}
.grammar-mistakes .grammar-comparison p{margin:7px 0 0;color:var(--grammar-ink)}
.grammar-comparison.is-correction p:not([lang]){font-family:inherit;font-size:16px;line-height:1.8}
.grammar-mistakes .grammar-mistake-explanation{padding:0 4px;margin:8px 0 0}
@media(max-width:700px){.grammar-comparison.is-correction>div+div{border-left:0;border-top:1px solid var(--grammar-line)}}

/* Ordered approved lessons reuse shared tables, examples and correction cards. */
.grammar-approved-heading{margin:32px 0 16px;line-height:1.6;overflow-wrap:anywhere}
.grammar-approved-blocks h2.grammar-approved-heading{font-size:25px}
.grammar-approved-blocks h3.grammar-approved-heading{font-size:18px;margin:20px 0 12px}
.grammar-approved-text{margin:14px 0}
.grammar-approved-text ol{padding-left:24px;line-height:1.85}
.grammar-approved-text li{margin:8px 0}
.grammar-approved-tip{padding:14px 20px;background:#edf4ed;border-left:3px solid var(--grammar-green);border-radius:8px;margin:20px 0}
.grammar-approved-tip>p:first-child{font-weight:600}
.grammar-approved-mistake{margin:18px 0 24px}
.grammar-approved-mistake .grammar-mistake-explanation{margin:10px 4px;font-size:16px;line-height:1.8;color:var(--grammar-muted)}
@media(max-width:700px){.grammar-approved-blocks h2.grammar-approved-heading{font-size:22px}.grammar-approved-tip{padding:12px 16px}}

.grammar-lesson .grammar-table-wrap.is-wide table{min-width:840px}
@media(max-width:1000px){.grammar-table-wrap.is-wide+.grammar-table-scroll-hint{display:block;color:var(--grammar-muted);font-size:14px;margin:8px 0 0}}

.grammar-levels{flex-wrap:wrap;gap:8px}.grammar-levels>a{min-height:44px}.grammar-updating{padding:32px 0}.grammar-updating>p{max-width:52ch}.wf-content-updates{margin-top:28px;padding:24px 0;border-top:1px solid var(--border,#dce4db);color:inherit}.wf-content-updates>strong{font-size:18px}.wf-content-updates>p{margin:8px 0 0;line-height:1.8}
@media(max-width:600px){.grammar-levels{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));width:100%}.grammar-levels>a,.grammar-levels>a span{white-space:nowrap}.grammar-levels>a{min-width:0;padding:10px 12px}}