:root{--ink:#203a33;--muted:#5a6e65;--green:#286147;--green-dark:#1c4b36;--paper:#f6f7f2;--line:#dbe2d9;--white:#fff;--soft:#e7eee4;--radius:18px;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:var(--ink);background:var(--paper);font-synthesis:none}*{box-sizing:border-box}body{margin:0;font-size:16px;line-height:1.6}a{color:var(--green);text-decoration:none}a:hover{text-decoration:underline}button,input,select,textarea{font:inherit}button,a,input,select,textarea{-webkit-tap-highlight-color:transparent}button{cursor:pointer}button:disabled{cursor:default;opacity:.55}:focus-visible{outline:3px solid var(--focus);outline-offset:4px}[hidden]{display:none!important}.sr-only{position:absolute;width:1px;height:1px;padding:0;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap}.skip-link{position:absolute;left:20px;top:-100px;z-index:100;background:var(--white);padding:12px 20px;border:2px solid var(--green);border-radius:8px}.skip-link:focus{top:12px}.site-header{max-width:1200px;margin:auto;padding:25px 32px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line);gap:20px}.brand{display:flex;align-items:center;gap:13px;color:var(--ink);font-size:16px;font-weight:750;line-height:1.25}.brand:hover{text-decoration:none}.brand small{display:block;font-size:12px;font-weight:450;color:var(--muted);margin-top:5px}.brand-mark{display:grid;grid-auto-flow:column;align-items:center;gap:2px;background:var(--ink);color:var(--brand-text);border-radius:12px;padding:13px 9px;font-size:15px;letter-spacing:-1px}.brand-mark span{color:var(--green);font-size:12px}.header-link{font-size:13px;font-weight:650;color:var(--ink)}.header-link span{margin-left:12px}.home-page main{max-width:1200px;margin:auto;padding:0 32px}.hero{display:grid;grid-template-columns:1.15fr 1fr;align-items:center;gap:50px;padding:65px 0 58px}.eyebrow{font-size:11px;font-weight:750;letter-spacing:1.6px;color:var(--green);margin:0 0 19px}.status-dot{display:inline-block;width:7px;height:7px;background:var(--green);border-radius:50%;margin-right:8px}.hero h1{font-size:clamp(36px,4.1vw,54px);line-height:1.12;font-weight:750;letter-spacing:-2px;margin:0 0 23px}.hero h1 span{color:var(--green)}.hero-copy>p:not(.eyebrow){color:var(--muted);max-width:475px;font-size:16px;line-height:1.8;margin-bottom:29px}.primary-button{display:inline-flex;align-items:center;justify-content:center;gap:26px;background:var(--green);color:var(--on-accent);border:1px solid var(--green);border-radius:9px;padding:13px 20px;font-size:14px;font-weight:650;min-height:46px;transition:background .18s}.primary-button:hover{background:var(--green-dark);text-decoration:none}.hero-actions{display:flex;flex-wrap:wrap;gap:12px}.secondary-button{display:inline-flex;align-items:center;justify-content:center;gap:12px;min-height:46px;padding:13px 18px;border:1px solid var(--line);border-radius:9px;background:var(--white);color:var(--ink);font-size:14px;font-weight:650}.secondary-button:hover{background:var(--soft);text-decoration:none}.hero-facts{display:flex;gap:28px;margin-top:29px;color:var(--muted);font-size:11px}.hero-facts strong{font-size:16px;margin-right:7px;color:var(--ink)}.hero-visual{background:var(--soft);border:1px solid var(--line);border-radius:24px;padding:25px 18px 20px;position:relative;transform:rotate(-1deg)}.visual-label{font-family:ui-monospace,monospace;font-size:10px;letter-spacing:2px;margin-left:15px;color:var(--muted)}.hero-visual svg{display:block;width:100%;height:auto}.visual-caption{font-size:11px;text-align:center;color:var(--muted)}.catalog{padding:35px 0 42px;border-top:1px solid var(--line);scroll-margin-top:20px}.section-intro{display:flex;justify-content:space-between;align-items:flex-end;gap:24px;margin-bottom:27px}.section-intro .eyebrow{margin-bottom:8px}.section-intro h2{font-size:27px;letter-spacing:-.8px;margin:0;line-height:1.3}.section-intro>p{color:var(--muted);font-size:12px;margin:0}.catalog-tools{display:flex;justify-content:space-between;gap:20px;align-items:center;margin-bottom:23px}.filters{display:flex;gap:5px;flex-wrap:wrap}.filter{border:1px solid transparent;border-radius:7px;background:transparent;color:var(--muted);padding:9px 13px;font-size:12px;min-height:42px;font-weight:600}.filter.active{background:var(--green);color:var(--on-accent)}.filter:not(.active):hover{background:var(--soft)}.filter span{margin-left:8px;font-size:10px;background:var(--badge-bg);border-radius:4px;padding:1px 5px}.search-box{display:flex;align-items:center;gap:10px;border:1px solid var(--line);border-radius:8px;background:var(--white);padding:0 12px;max-width:280px}.search-box span{font-size:23px;color:var(--muted)}.search-box input{border:0;background:transparent;min-width:0;width:100%;padding:10px 0;font-size:12px;min-height:42px}.exercise-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:17px}.exercise-card{display:flex;flex-direction:column;background:var(--white);border:1px solid var(--line);border-radius:var(--radius);padding:22px 23px 17px;color:var(--ink);transition:border-color .18s,transform .18s,box-shadow .18s;min-width:0}.exercise-card:hover{border-color:var(--green);box-shadow:0 8px 22px var(--card-shadow);transform:translateY(-3px);text-decoration:none}.card-top{display:flex;justify-content:space-between;gap:10px;align-items:center;margin-bottom:23px}.card-number{font-size:13px;font-family:ui-monospace,monospace;color:var(--muted)}.tag{font-size:10px;background:var(--soft);color:var(--green);border-radius:5px;padding:4px 8px}.exercise-card[data-category="software"] .tag{background:var(--tag-warm-bg);color:var(--tag-warm-text)}.exercise-card[data-category="cruciverba"] .tag{background:var(--tag-cool-bg);color:var(--tag-cool-text)}.exercise-card h3{font-size:17px;line-height:1.35;margin:0 0 10px;letter-spacing:-.35px}.exercise-card>p{font-size:12px;line-height:1.8;color:var(--muted);margin:0 0 24px;flex:1}.card-bottom{border-top:1px solid var(--line);padding-top:13px;display:flex;align-items:center;justify-content:space-between;gap:12px;font-size:11px;font-weight:600}.card-arrow{width:29px;height:29px;background:var(--paper);border-radius:50%;display:grid;place-items:center;font-size:17px}.storage-note{font-size:11px;color:var(--muted);margin:20px 0 0}.empty-state{padding:35px;text-align:center;border:1px dashed var(--line);border-radius:12px}.learning-note{display:flex;align-items:center;gap:22px;background:var(--soft);border-radius:18px;padding:28px;margin:0 0 38px}.note-symbol{font-size:39px;color:var(--green);line-height:1}.learning-note h2{font-size:17px;margin:0 0 5px;letter-spacing:-.3px}.learning-note p{font-size:12px;color:var(--muted);margin:0}.learning-note a{margin-left:auto;white-space:nowrap;font-size:12px;font-weight:650}.site-footer{max-width:1200px;margin:auto;padding:23px 32px 30px;border-top:1px solid var(--line);display:flex;justify-content:space-between;gap:20px;color:var(--muted);font-size:10px}
/* Shared presentation for the original exercise engines. */
.exercise-main{max-width:1200px;padding:25px 32px 50px;margin:auto;display:flow-root}.exercise-nav{display:flex;align-items:center;justify-content:space-between;gap:12px;font-size:12px;clear:both;margin:0 0 24px}.exercise-nav:last-child{padding-top:30px;margin-bottom:0}.exercise-nav a{font-weight:650;padding:8px 0;min-height:40px}.exercise-nav>span{color:var(--muted);white-space:nowrap}.Titles{text-align:left;padding:12px 0 16px}.Titles h1{font-size:clamp(27px,4vw,40px);line-height:1.2;letter-spacing:-1.1px;margin:0 0 13px}.Titles .eyebrow{margin-bottom:12px}.exercise-description{color:var(--muted);margin:0 0 12px}.ExerciseSubtitle{font-size:19px;color:var(--ink);line-height:1.4;margin:0 0 18px}.StdDiv{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);padding:26px;margin-bottom:20px;text-align:center;min-width:0}#InstructionsDiv,.instructions-panel{background:var(--accent-soft);text-align:left;color:var(--ink);font-size:14px;padding:18px 22px}#Instructions{line-height:1.8}.LeftContainer{float:left;width:43%}.RightContainer{float:right;width:55%}.ReadingText{text-align:left;font-size:14px;line-height:1.9}.ReadingText p{margin:0 0 16px}.ReadingText h4{font-size:16px;margin:25px 0 9px}.ReadingText h4:first-child{margin-top:0}#Reading{text-align:left}#ReadingToggle{margin-bottom:18px;background:var(--soft);color:var(--ink)}.QuestionNavigation{border-bottom:1px solid var(--line);padding-bottom:18px;margin-bottom:22px}.QNum{display:inline-block;font-size:13px;font-weight:650;min-width:70px;margin:8px 12px}.QuizQuestions{list-style:none;margin:0;padding:0;text-align:left}.QuizQuestion{padding:16px 0 24px;border-bottom:1px solid var(--line)}.QuizQuestion:last-child{border-bottom:0}.QuestionText{font-size:18px;line-height:1.55;font-weight:600;margin:0 0 22px}.ShortAnswer{padding:0}.ShortAnswerBox{width:100%;max-width:320px}.MCAnswers,.MSelAnswers{padding:0;list-style:none;margin:0}.MCAnswers li,.MSelAnswers li{display:flex;align-items:flex-start;gap:12px;margin:13px 0;border:1px solid var(--line);border-radius:10px;padding:12px;font-size:14px}.MCAnswers li button{flex-shrink:0;min-width:44px;margin:0}.MCAnswers li .Answer{font-size:14px}.FuncButton,.FuncButtonUp,.FuncButtonDown,.Keypad button{border:1px solid var(--green);border-radius:8px;color:var(--on-accent);background:var(--green);padding:9px 13px;margin:4px 3px;min-height:44px;font-size:13px;cursor:pointer}.FuncButtonUp,.FuncButtonDown{background:var(--green-dark)}#ShowMethodButton{background:var(--soft);border-color:var(--line);color:var(--ink)}#PrevQButton,#NextQButton{min-width:44px}.Guess,.CorrectAnswer{font-weight:700}.Answer,.PartialAnswer{font-size:17px}.PartialAnswer{color:var(--warning-text)}.Highlight{background:var(--warning-bg);padding:2px 4px}.ClozeBody{text-align:left;line-height:2.8;font-size:16px;margin:0}input,select,textarea{border:1px solid var(--field-border);background:var(--field-bg);border-radius:7px;padding:9px 11px;max-width:100%;min-height:44px;color:var(--ink)}select{font-size:14px;min-width:150px}.ClozeBody select{margin:5px;max-width:100%;font-weight:550;line-height:1.4}.ClozeWordList{display:flex;flex-wrap:wrap;justify-content:center;gap:8px}.word-chip{font-size:12px;padding:5px 11px;border:1px solid var(--line);border-radius:20px;background:var(--paper)}img{max-width:100%;object-fit:contain}#WordsDiv{padding:16px}#TimerText,#matching-timer{display:inline-block;background:var(--green);border-radius:7px;color:var(--on-accent);font-family:ui-monospace,monospace;font-size:16px;padding:5px 12px}#Timer{margin:14px 0}#TimerText:empty{display:none}.instructions-panel{display:flex;justify-content:space-between;align-items:center;gap:20px}.instructions-panel p{margin:0}.Feedback{position:fixed;margin:auto;inset:0;width:min(480px,calc(100% - 32px));height:fit-content;max-height:85vh;overflow:auto;border:1px solid var(--line);border-radius:20px;background:var(--white);color:var(--ink);padding:30px;text-align:center;box-shadow:0 24px 80px var(--dialog-shadow);display:none}.Feedback[open]{display:block}.Feedback::backdrop{background:var(--backdrop);backdrop-filter:blur(3px)}.FeedbackText{font-size:17px;line-height:1.8;margin-bottom:20px}.Keypad{display:none}.crossword-scroll{overflow-x:auto;padding:6px 2px 12px;margin-bottom:16px}.CrosswordGrid{border-collapse:collapse;margin:0 auto;background:var(--ink);table-layout:fixed}.CrosswordGrid td{border:1px solid var(--grid-border);width:38px;min-width:38px;height:38px;position:relative;text-align:center;padding:0;font-size:19px;font-weight:600}.CrosswordGrid .BlankCell{background:var(--ink)}.CrosswordGrid .LetterOnlyCell,.CrosswordGrid .NumLetterCell{background:var(--field-bg);color:var(--ink)}.CrosswordGrid .GridNum{position:absolute;top:0;left:3px;font-size:10px;color:var(--green);z-index:1;min-width:12px}.NumLetterCellText{cursor:pointer;display:block}#Clues{margin:25px auto 0;width:100%;text-align:left}#Clues>tbody>tr>td{width:50%;vertical-align:top;padding:12px}.ClueList{width:100%;border-collapse:collapse}.ClueList td{padding:9px 3px;font-size:13px;vertical-align:top}.ClueNum{font-weight:650}.clue-button{background:var(--soft);color:var(--ink);border:1px solid var(--line);border-radius:6px;min-width:44px;min-height:44px}#ClueEntry form{padding:18px;background:var(--soft);border-radius:12px;text-align:left;margin-bottom:12px;line-height:2.5}#ClueEntry input{display:block;margin:10px 0;width:100%;max-width:320px}.match-card,.matching-grid #Questions tr{border:1px solid var(--line);border-radius:12px;padding:20px;display:flex;flex-direction:column;align-items:center;gap:13px;background:var(--paper);min-width:0}.matching-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;margin-bottom:22px}.match-card img{width:150px;height:120px}.match-card label{font-size:13px;font-weight:650}.match-card select{width:100%;min-width:0}.match-status{font-size:12px;min-height:20px;margin:0}.match-card.is-correct{border-color:var(--green);background:var(--success-bg)}.match-card.is-wrong{border-color:var(--warning-border);background:var(--warning-bg)}.match-status{color:var(--warning-text)}.is-correct .match-status{color:var(--green)}.matching-actions{display:flex;justify-content:center;align-items:center;gap:20px;flex-wrap:wrap}.matching-actions p{font-size:13px;color:var(--muted);margin:0}#MatchDiv table{display:block;margin:0!important}#MatchDiv #Questions{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;margin:22px 0}#MatchDiv #Questions tr{display:flex;flex-direction:column;align-items:center;gap:15px;padding:20px;border:1px solid var(--line);border-radius:12px;background:var(--paper);min-width:0}#MatchDiv #Questions td{display:block;max-width:100%}#MatchDiv #Questions td:last-child{font-size:13px}#MatchDiv img{width:150px;height:120px}#MatchDiv select{width:100%;min-width:0}#SegmentDiv{text-align:left;margin-top:24px}a.ExSegment{display:block;border:1px solid var(--line);padding:15px 18px;border-radius:10px;background:var(--paper);margin:10px 0;font-size:15px;font-weight:550}a.ExSegment:hover{background:var(--soft);text-decoration:none}#GuessDiv{text-align:left;min-height:110px;font-size:17px;line-height:2}.RemainingWordList{font-size:13px;color:var(--muted)}.DropLine{position:static!important;border-bottom:1px solid var(--line);width:100%!important;margin:10px 0;min-height:36px;text-align:left}
@media(min-width:901px){.RightContainer{position:sticky;top:20px}body:has(#ShowMethodButton):has(#OneByOneReadout[style*="none"]) .RightContainer{position:static}}
@media(max-width:900px){.hero{gap:25px;padding:44px 0}.hero h1{font-size:39px}.exercise-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.section-intro>p{max-width:230px}.LeftContainer,.RightContainer{float:none;width:100%}.LeftContainer #Reading{max-height:350px;overflow:auto}.matching-grid,#MatchDiv #Questions{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:600px){.site-header{padding:19px 20px}.brand{font-size:13px;gap:9px}.brand small{font-size:10px}.brand-mark{font-size:13px;padding:12px 8px}.header-link{font-size:11px;max-width:90px;text-align:right}.header-link span{margin-left:3px}.home-page main{padding:0 20px}.hero{grid-template-columns:1fr;gap:30px;padding:37px 0}.hero h1{font-size:40px;letter-spacing:-1.5px}.hero-copy>p:not(.eyebrow){font-size:14px}.hero-visual{max-width:400px;width:100%;margin:auto;padding:16px}.hero-visual svg{max-height:255px}.hero-facts{gap:23px}.section-intro{display:block}.section-intro h2{font-size:24px}.section-intro>p{margin-top:15px;max-width:none}.catalog-tools{flex-direction:column;align-items:stretch;gap:12px}.filters{gap:2px}.filter{padding:8px 10px}.search-box{max-width:none}.exercise-grid{grid-template-columns:1fr;gap:13px}.exercise-card{padding:21px}.card-top{margin-bottom:17px}.exercise-card>p{font-size:13px;margin-bottom:19px}.learning-note{align-items:flex-start;padding:22px;gap:15px;flex-wrap:wrap}.learning-note>div{flex:1}.learning-note a{margin-left:48px}.learning-note h2{font-size:16px}.site-footer{padding:20px;flex-direction:column;gap:6px}.exercise-main{padding:20px 16px 30px}.exercise-nav{font-size:11px;gap:8px}.Titles{padding-top:4px}.Titles .eyebrow{font-size:10px;letter-spacing:1px}.exercise-description{font-size:14px}.StdDiv{padding:19px 15px}.QuestionText{font-size:17px}.FuncButton,.FuncButtonUp,.FuncButtonDown{padding:9px 10px;font-size:12px}#Clues,#Clues>tbody,#Clues>tbody>tr,#Clues>tbody>tr>td{display:block;width:100%}#Clues>tbody>tr>td{padding:8px 0}.matching-grid,#MatchDiv #Questions{grid-template-columns:1fr}.match-card{padding:20px}.instructions-panel{align-items:flex-start;font-size:13px;gap:12px}#matching-timer{white-space:nowrap;font-size:14px}.ClozeBody{font-size:15px}.Feedback{padding:24px}.ClozeBody select{margin-left:0;min-width:0;max-width:100%}.MCAnswers li{padding:10px;gap:9px}}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{transition:none!important;scroll-behavior:auto!important}}@media print{.site-header,.site-footer,.exercise-nav,.catalog-tools,.primary-button,.FuncButton,.QuestionNavigation,#ReadingToggle{display:none!important}body{background:var(--white);color:black}.hero{padding:20px 0}.hero-visual{display:none}.LeftContainer,.RightContainer{float:none;width:100%;position:static!important}.LeftContainer #Reading{max-height:none}.StdDiv,.exercise-card{break-inside:avoid;box-shadow:none}.exercise-grid{grid-template-columns:repeat(2,1fr)}}

.restart-button{display:block;margin:24px auto 0;background:transparent;border:1px solid var(--line);border-radius:8px;color:var(--green);padding:10px 18px;font-size:13px;min-height:44px}.restart-button:hover{background:var(--soft)}@media print{.restart-button{display:none}}

.new-badge{font:650 9px ui-sans-serif,system-ui,sans-serif;background:var(--accent-soft);color:var(--green);padding:3px 5px;border-radius:4px;margin-left:5px}.card-top{flex-wrap:wrap}.filter[data-filter=new] span{background:var(--accent-soft);color:var(--green)}.filter[data-filter=new].active span{background:var(--badge-bg);color:var(--on-accent)}

.dashboard-account{margin:9px 0 0;font-size:13px;color:var(--muted)}