:root{--bg:#f6f7f3;--surface:#fff;--ink:#172e2b;--muted:#657571;--line:#e0e7e2;--green:#185749;--soft:#e9f1ec;--gold:#ead7a5;--shadow:0 12px 40px #183f3010}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font:15px/1.6 system-ui,-apple-system,Segoe UI,sans-serif}body.dark{--bg:#102320;--surface:#18302b;--ink:#e6f0e9;--muted:#adc0b6;--line:#355047;--green:#8bd3b3;--soft:#23473b;--gold:#756a40}button,input,select,textarea{font:inherit}button,a,input,select,textarea{-webkit-tap-highlight-color:transparent}button{cursor:pointer;border:1px solid var(--line);background:var(--surface);color:var(--ink);padding:10px 16px;border-radius:10px}button:hover{border-color:var(--green);background:var(--soft)}button:disabled{cursor:default;opacity:.65}a{color:var(--green)}:focus-visible{outline:3px solid #cc9659;outline-offset:3px}.sidebar{width:248px;position:fixed;inset:0 auto 0 0;padding:32px 22px;border-right:1px solid var(--line);background:var(--surface);display:flex;flex-direction:column}.brand{display:flex;gap:12px;align-items:center;text-decoration:none;font-weight:800;letter-spacing:2px;color:var(--ink)}.brand small{display:block;font-size:9px;letter-spacing:2px;color:var(--muted)}.logo{background:#185749;color:white;font:italic 32px Georgia;padding:0 13px;border-radius:12px}.nav-label,.eyebrow{font-size:10px;letter-spacing:2px;font-weight:750;color:var(--muted)}.nav-label{margin:46px 0 12px}nav{display:grid;gap:7px}nav button{text-align:left;border:0;background:transparent}nav button.active{background:var(--soft);color:var(--green);font-weight:700}.side-note{margin-top:auto;background:var(--bg);padding:18px;border-radius:16px}.side-note h3{font-family:Georgia;font-size:23px;line-height:1.2}.side-note p,footer{font-size:12px;color:var(--muted)}footer{margin-top:24px}.workspace{margin-left:248px}.topbar{height:76px;border-bottom:1px solid var(--line);display:flex;justify-content:space-between;align-items:center;padding:0 44px;color:var(--muted);font-size:12px}main{max-width:1400px;margin:auto;padding:34px 44px 70px}h1,h2,h3,p{margin-top:0}h1{font:44px/1.12 Georgia,serif;letter-spacing:-1px;margin:14px 0}h2{font-size:23px;line-height:1.3}h3{line-height:1.35}.hero{background:#123f39;color:#fff;border-radius:22px;padding:36px 40px;display:grid;grid-template-columns:1.5fr 1fr;gap:30px;overflow:hidden}.hero p{color:#c5d7cf;max-width:510px}.hero .eyebrow{color:#d9c591}.primary{background:#185749;color:white;border:0}.primary:hover{background:#246d5c;color:white}.hero .primary{background:#ead7a5;color:#163c34}.feature{border:1px solid #ffffff30;background:#ffffff09;padding:26px;border-radius:16px;align-self:center}.feature h2{font:30px Georgia;margin:12px 0}.feature span{color:#d9c591;font-size:11px}.metrics{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin:24px 0 32px}.metric{padding:18px 22px;background:var(--surface);border:1px solid var(--line);border-radius:14px}.metric strong{font-size:25px;display:block}.metric span{font-size:12px;color:var(--muted)}.section-head{display:flex;justify-content:space-between;align-items:center;margin:30px 0 15px}.section-head h2{margin:0}.filters{display:grid;grid-template-columns:2fr 1fr 1fr;gap:12px;margin:16px 0}input,select,textarea{width:100%;color:var(--ink);background:var(--surface);border:1px solid var(--line);padding:12px 14px;border-radius:10px}label{font-size:12px;color:var(--muted)}.chips{display:flex;gap:8px;flex-wrap:wrap;margin:14px 0 22px}.chips button{font-size:12px;padding:7px 13px}.chips .selected{background:var(--green);color:var(--bg)}.grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:17px}.card{background:var(--surface);border:1px solid var(--line);border-radius:16px;padding:22px;box-shadow:var(--shadow);position:relative}.card h3{font:23px Georgia;margin:15px 0 9px}.card p{font-size:13px;color:var(--muted)}.tag{display:inline-block;font-size:10px;font-weight:750;letter-spacing:.4px;padding:4px 8px;background:var(--soft);color:var(--green);border-radius:6px}.card .save{float:right;padding:3px 8px}.card-bottom{display:flex;justify-content:space-between;align-items:center;margin-top:18px;font-size:11px;color:var(--muted)}.card-bottom button{font-size:12px;padding:7px 12px}.urdu{direction:rtl;font-family:'Noto Nastaliq Urdu','Jameel Noori Nastaleeq',serif;font-size:18px!important;color:var(--ink)!important;line-height:2}.empty{padding:40px;text-align:center;background:var(--surface);border-radius:15px;grid-column:1/-1}.muted{color:var(--muted);font-size:13px}.topic-icon{font-size:22px;color:var(--green)}.topic-card h3{font:20px Georgia}.topic-card button{margin-top:10px}.pager{display:flex;align-items:center;justify-content:center;gap:18px;margin:28px}.provenance{font-size:12px;color:var(--muted);padding:15px;border-left:3px solid #c69c60;margin-top:28px;background:var(--surface)}dialog{width:min(720px,94vw);max-height:90vh;border:1px solid var(--line);border-radius:22px;background:var(--surface);color:var(--ink);padding:35px;box-shadow:var(--shadow)}dialog::backdrop{background:#102a25aa}.close{float:right;font-size:25px;padding:0 12px}.detail-title{font:36px Georgia;margin:20px 0}.tabs{display:flex;gap:8px;border-bottom:1px solid var(--line);padding-bottom:12px;margin:24px 0;flex-wrap:wrap}.tabs button[aria-selected=true]{background:var(--soft);border-color:var(--green)}.example{background:var(--soft);border-left:3px solid var(--green);border-radius:8px;padding:18px;margin:16px 0}.practice{max-width:760px;margin:30px auto;background:var(--surface);border:1px solid var(--line);border-radius:22px;padding:32px}.options{display:grid;gap:12px;margin:25px 0}.options button{text-align:left;padding:16px}.correct{background:#dcefe1!important;color:#14412a!important;border-color:#4e9368!important}.wrong{background:#f8e0dc!important;color:#8c3328!important}.feedback{padding:20px;border-radius:12px;background:var(--soft);margin-bottom:20px}.bar{height:8px;background:var(--line);border-radius:6px;overflow:hidden;margin:20px 0}.bar span{display:block;height:100%;background:var(--green)}#notice{position:fixed;bottom:25px;right:25px;background:#185749;color:white;padding:12px 22px;border-radius:12px;display:none}.skip{position:absolute;left:0;top:-60px;background:white;padding:12px;z-index:5}.skip:focus{top:0}.actions{display:flex;gap:10px;flex-wrap:wrap}.practice textarea{min-height:110px}.count{font-size:12px;color:var(--muted)}@media(min-width:1500px){.grid{grid-template-columns:repeat(4,minmax(0,1fr))}}@media(max-width:1100px){.sidebar{width:205px;padding:25px 15px}.workspace{margin-left:205px}main{padding:28px}.grid{grid-template-columns:repeat(2,minmax(0,1fr))}.hero{padding:28px}h1{font-size:37px}}@media(max-width:750px){.sidebar{position:static;width:auto;padding:18px;border-right:0;border-bottom:1px solid var(--line)}.nav-label,.side-note,footer{display:none}nav{display:flex;overflow:auto;margin-top:18px}nav button{white-space:nowrap;font-size:12px}.workspace{margin:0}.topbar{padding:0 20px;height:58px}.topbar span{font-size:10px}main{padding:20px 16px}.hero{grid-template-columns:1fr;padding:25px;gap:10px}.feature{padding:18px}.metrics{grid-template-columns:repeat(2,1fr);gap:10px}.grid{grid-template-columns:1fr}.filters{grid-template-columns:1fr 1fr}.filters label:first-child{grid-column:1/-1}h1{font-size:36px}dialog{padding:24px}.practice{padding:24px}.section-head{gap:10px}.section-head h2{font-size:20px}}@media(prefers-reduced-motion:no-preference){button{transition:background .15s,border-color .15s}.card{animation:appear .2s ease-out}@keyframes appear{from{opacity:0;transform:translateY(5px)}to{opacity:1;transform:none}}}
.breadcrumb{display:block;margin-top:24px}.topic-card{display:flex;flex-direction:column}.topic-card button{align-self:flex-start;margin-top:15px}.topic-card .count{margin-top:auto}#subtopic-search,#topic-search{margin-top:7px}.actions+label{display:block;margin-top:20px}
/* Eight accessible topic palettes, with matching buttons and icon tiles. */
.tone-0{--accent:#14634f;--tint:#e6f4ee;--dark-accent:#93e1bd}.tone-1{--accent:#244fb0;--tint:#edf2ff;--dark-accent:#b7cdff}.tone-2{--accent:#7540a0;--tint:#f4edfc;--dark-accent:#dec0fa}.tone-3{--accent:#a03a33;--tint:#fff0ec;--dark-accent:#ffc1b9}.tone-4{--accent:#805310;--tint:#fff5dc;--dark-accent:#f6d795}.tone-5{--accent:#08697a;--tint:#e4f5f9;--dark-accent:#9de2f0}.tone-6{--accent:#9b3163;--tint:#fcecf4;--dark-accent:#f5b3d2}.tone-7{--accent:#4a5b24;--tint:#f1f5e3;--dark-accent:#cde099}.topic-card{border-top:4px solid var(--accent);background:linear-gradient(145deg,var(--tint),var(--surface) 52%)}.topic-card .topic-icon{display:grid;place-items:center;background:var(--tint);border:1px solid var(--line);border-radius:13px;width:48px;height:48px;font-size:25px;margin-bottom:4px}.topic-button{background:var(--accent,#185749);color:#fff;border-color:transparent;font-weight:650;display:inline-flex;gap:9px;align-items:center;box-shadow:0 3px 8px #102a2512}.topic-button:hover{background:var(--accent,#185749);color:#fff;filter:brightness(.9);border-color:transparent}.topic-card .tag{background:var(--tint);color:var(--accent)}.dark .topic-card{background:var(--surface);border-top-color:var(--dark-accent)}.dark .topic-card .topic-icon{background:#ffffff0d}.dark .topic-card .tag{background:#ffffff0d;color:var(--dark-accent)}.dark .topic-button{background:var(--dark-accent,#93e1bd);color:#122620}.dark .topic-button:hover{color:#122620}nav button:nth-child(1).active{background:#e6f4ee;color:#14634f}nav button:nth-child(2).active{background:#edf2ff;color:#244fb0}nav button:nth-child(3).active{background:#fff5dc;color:#805310}nav button:nth-child(4).active{background:#f4edfc;color:#7540a0}nav button:nth-child(5).active{background:#e4f5f9;color:#08697a}.dark nav button.active{background:#ffffff12;color:var(--ink)}
.hero{background:radial-gradient(circle at 95% 8%,#7860b87d,transparent 42%),radial-gradient(circle at 55% 110%,#199f9870,transparent 45%),linear-gradient(120deg,#123f39,#173452);position:relative}.hero h1 em{font-style:normal;color:#f5d99e}.hero-pills{display:flex;gap:9px;margin-top:20px}.hero-pills span{background:#ffffff15;border:1px solid #ffffff20;padding:5px 10px;border-radius:30px;font-size:11px}.hero .feature{background:linear-gradient(140deg,#fff3,#ffffff0a);box-shadow:0 20px 40px #0002}.metric:nth-child(1){background:var(--soft);border-top:3px solid #248768}.metric:nth-child(2){border-top:3px solid #4b75d5}.metric:nth-child(3){border-top:3px solid #cb9441}.metric:nth-child(4){border-top:3px solid #a361b3}.learning-paths{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin:-5px 0 30px}.path{background:var(--tint);color:var(--accent);padding:23px;text-align:left;border:1px solid var(--line);border-radius:16px;display:grid;gap:6px}.path>span{font-size:28px}.path strong{font-size:17px}.path small{font-size:12px}.dark .path{background:var(--surface);color:var(--dark-accent)}.frame-card{border-top:4px solid #8559bb;background:linear-gradient(145deg,#f2ebfa,var(--surface) 65%)}.dark .frame-card{background:var(--surface)}.frame-preview{padding:12px;border-radius:10px;background:var(--soft);margin-bottom:14px}.frame-preview>span{font-size:10px;font-weight:800;letter-spacing:1px}.frame-preview p{margin:5px 0 0}.frame-builder{border:1px solid var(--line);border-radius:16px;padding:22px;margin:25px 0;background:var(--bg)}.frame-builder h3{margin:16px 0}.frame-parts{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin:20px 0}.fixed-part{background:#e8edf9;color:#284d91;padding:12px;border-radius:9px;font-weight:700}.slot{border:2px solid #b88947;background:#fff4df;color:#714808;border-radius:10px;padding:9px;flex:1;min-width:180px}.slot-1{border-color:#8e6fb0;background:#f3ebff;color:#69448f}.slot input{margin-top:6px}.frame-tip,.frame-challenge{padding:15px;border-radius:10px;margin:12px 0;background:var(--soft)}.frame-tip p,.frame-challenge p{margin:6px 0 0}.flashcard{max-width:760px;margin:30px auto;padding:40px;border:1px solid var(--line);border-top:6px solid var(--accent);border-radius:24px;background:linear-gradient(145deg,var(--tint),var(--surface) 60%);box-shadow:var(--shadow)}.flashcard h1{font-size:38px}.flash-tools{border-top:1px solid var(--line);padding-top:18px;margin-top:25px}.flash-answer{margin:25px 0}.practice label{display:block;margin-bottom:15px}.dark .flashcard{background:var(--surface);border-top-color:var(--dark-accent)}@media(max-width:750px){.learning-paths{grid-template-columns:1fr}.path{grid-template-columns:40px 1fr;padding:18px}.path>span{grid-row:span 2}.flashcard{padding:25px}.hero-pills{flex-wrap:wrap}}
.pronunciation{background:var(--soft);padding:13px;border-radius:12px;display:flex;gap:10px;align-items:center;flex-wrap:wrap;margin:15px 0}.pronunciation strong{flex:1;font-size:12px}.pronunciation button{font-size:12px}.lesson-panel{padding:22px;border-radius:16px;border:1px solid var(--line);margin:22px 0}.panel-purple{background:#f4edfc;color:#483064}.panel-gold{background:#fff7e4;color:#644912}.panel-blue{background:#eaf2ff;color:#29476f}.panel-pink{background:#fceef6;color:#733754}.lesson-panel .example{background:#ffffffa0;color:inherit}.drill-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}.drill{background:var(--tint);color:var(--accent);border:1px solid var(--accent);padding:17px;border-radius:12px}.drill .actions{gap:5px;margin-top:10px}.drill button{font-size:11px;padding:7px 9px}.drill p{font-size:13px;margin:12px 0}.self-check{display:grid;gap:8px;margin:18px 0}.self-check input{width:auto;margin-right:8px}.lesson-panel label{display:block}.lesson-panel textarea{min-height:120px;margin-top:8px}.dark .lesson-panel,.dark .drill{background:var(--surface);color:var(--ink)}.dark .lesson-panel .example{background:var(--soft)}.tabs button[aria-selected=true]{background:#7441ac;color:#fff}.tabs button[data-tab=Writing][aria-selected=true]{background:#a13277}.tabs button[data-tab=Speaking][aria-selected=true]{background:#2867ac}@media(max-width:600px){.drill-grid{grid-template-columns:1fr}.lesson-panel{padding:16px}}
.lesson-step{padding:12px 16px;background:var(--soft);border-radius:10px;color:var(--green);font-weight:750;margin-top:20px}.pattern-map{display:flex;flex-wrap:wrap;gap:8px;align-items:center;margin:20px 0}.map-goal,.map-barrier{padding:12px;border-radius:9px;font-weight:700}.map-goal{background:#fff0d1;color:#78500e}.map-barrier{background:#f0e3ff;color:#694091}.lesson-nav{display:flex;gap:12px;justify-content:space-between;margin:25px 0}summary{cursor:pointer;font-weight:650;padding:12px 0}.lesson-panel li{margin:8px 0}.lesson-panel p{line-height:1.8}
.panel-reading{background:#edf7ee;color:#264e32}.reading-passage{background:var(--surface);color:var(--ink);border-left:4px solid #438458;padding:24px;border-radius:12px;font-size:17px;line-height:1.95;margin:18px 0}.reading-passage mark{background:#ffe5a0;color:#563b00;border-radius:4px;padding:2px 3px}.reading-question{border-bottom:1px solid var(--line);padding:5px 0}.tabs button[data-tab=Reading][aria-selected=true]{background:#357744}
.example mark{background:#ffe3a2;color:#573a08;padding:2px 3px;border-radius:4px}.drill textarea{min-height:95px}.tabs{position:sticky;top:0;background:var(--surface);z-index:1}.tabs button{font-size:13px}.lesson-panel .tag{margin-bottom:8px}
.source-context{border-left:4px solid #36765b;background:var(--soft);padding:14px;border-radius:10px;margin:16px 0}.source-context p{margin:7px 0;font-size:13px}.source-context small{color:var(--muted)}

.card h3,.detail-title,.flashcard h1,.source-context,.example,.reading-passage{overflow-wrap:anywhere} .filters>label,.metrics>*{min-width:0} .source-context blockquote{margin:12px 0;padding:12px;border-left:3px solid var(--green)}

.module-panel{margin:18px 0;padding:20px;border:1px solid var(--line);border-radius:16px;background:var(--soft)}
.table-wrap{overflow-x:auto}table{border-collapse:collapse;width:100%;font-size:13px}th,td{padding:10px;text-align:left;border-bottom:1px solid var(--line)}
.things-intro h1{margin-bottom:12px}.things-search-label{display:block;max-width:640px;margin:24px 0}.things-set{display:grid;grid-template-columns:58px 1fr 20px;align-items:center;gap:14px;padding:22px;text-align:left;min-height:125px;border-radius:18px;background:var(--surface);border-top:4px solid var(--accent,var(--green));box-shadow:var(--shadow)}.things-set strong{display:block;font-size:19px;line-height:1.35}.things-set small{display:block;color:var(--muted);margin-top:8px}.set-symbol{display:inline-flex;font-size:38px;line-height:1.25;margin-right:12px}.object-icon{display:inline-flex;font-size:34px;line-height:1.3;vertical-align:middle;margin-right:12px;min-width:40px}.things-home{display:flex;gap:20px;align-items:center}.things-home>span{font-size:44px}.things-home h2{margin:0}.things-home p{margin:6px 0}.things-home>div{flex:1}.things-set:focus-visible{outline:3px solid var(--green);outline-offset:4px}.object-grid .card{content-visibility:auto;contain-intrinsic-size:auto 260px}@media(max-width:750px){.things-home{flex-wrap:wrap}.things-home>div{min-width:200px}.things-set{padding:18px;grid-template-columns:45px 1fr 16px}.set-symbol{font-size:31px}.object-icon{font-size:29px;min-width:34px}.object-grid{grid-template-columns:1fr}}@media(prefers-reduced-motion:reduce){*,*::before,*::after{scroll-behavior:auto!important;transition:none!important;animation:none!important}}

.things-home{margin:18px 0;padding:20px;border:1px solid var(--line);border-radius:16px;background:var(--soft)}

.object-icon img,.set-symbol img{display:block;width:1em;height:1em;object-fit:contain}.things-home>span img{width:44px;height:44px}.sidebar nav img{vertical-align:middle;margin-right:6px}
.learning-route{margin:20px 0;padding:20px;border:1px solid var(--line);border-radius:18px;background:var(--surface)}.scope-heading{display:flex;justify-content:space-between;align-items:flex-start;gap:16px}.scope-heading p{margin:4px 0 10px}.learning-route ol{display:flex;list-style:none;padding:0;gap:8px;margin:16px 0;flex-wrap:wrap}.learning-route li{flex:1;min-width:100px}.learning-route li button{width:100%;display:flex;align-items:center;justify-content:center;gap:8px}.learning-route li span{display:grid;place-items:center;width:24px;height:24px;border-radius:50%;background:var(--soft);font-weight:750}.learning-route [aria-current=step]{background:var(--green);color:var(--bg)}.learning-route [aria-current=step] span{color:var(--green);background:var(--bg)}.route-hint{font-size:13px;color:var(--muted);margin:10px 0 0}.batch-control{display:flex;align-items:center;gap:12px;max-width:480px}.batch-control select{flex:1}.guided-word{max-width:850px;margin:24px auto;padding:32px;border:1px solid var(--line);border-top:5px solid var(--green);background:var(--surface);border-radius:22px;box-shadow:var(--shadow)}.guided-word h1{font-size:38px;overflow-wrap:anywhere}.answer-meaning{font-size:21px;line-height:1.6}.session-toolbar{display:flex;justify-content:space-between;align-items:center;gap:12px;margin:18px 0;flex-wrap:wrap}.recall-rating button{flex:1;min-height:52px}.scope-note{padding:8px 12px;background:var(--soft);border-radius:10px;font-size:13px}.guided-word .object-icon img{width:56px;height:56px}.flashcard .flash-answer{border-top:1px solid var(--line);padding-top:20px}.learning-route~.practice{margin:20px auto}.filters select{min-height:46px}@media(max-width:750px){.learning-route{padding:14px}.learning-route li{min-width:85px}.learning-route li button{font-size:13px;padding:10px 6px}.scope-heading{flex-wrap:wrap}.guided-word{padding:20px}.guided-word h1,.flashcard h1{font-size:30px}.answer-meaning{font-size:18px}.batch-control{display:block}.session-toolbar button{min-height:44px}.recall-rating{flex-direction:column}}
/* A quieter learning workspace: one main action and progressive filters. */
:root{--bg:#f4f6f5;--shadow:0 3px 16px #183f3008}h1,h2,h3,.card h3{font-family:system-ui,-apple-system,Segoe UI,sans-serif;letter-spacing:-.035em}h1{font-weight:750;font-size:38px}.sidebar{padding:28px 18px}.side-note{display:none}.sidebar footer{margin-top:auto}nav button{padding:13px 14px;font-size:14px}.topbar{height:64px}main{max-width:1250px;padding:32px 40px 64px}.learner-home{display:grid;grid-template-columns:1.5fr 1fr;gap:40px;background:var(--surface);padding:34px;border:1px solid var(--line);border-radius:20px;margin-bottom:18px}.learner-home h1{line-height:1.18;margin:15px 0}.learner-home p{color:var(--muted);max-width:470px}.learner-home .primary{padding:14px 22px;font-weight:700}.home-progress{font-size:12px;margin:18px 0 0}.home-plan{background:var(--bg);border-radius:14px;padding:24px}.home-plan ol{margin:18px 0 0;padding-left:23px;display:grid;gap:18px}.home-plan li{padding-left:5px}.home-plan strong,.home-plan li span{display:block}.home-plan li span{font-size:13px;color:var(--muted)}.home-shortcuts{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-bottom:32px}.home-shortcuts button{text-align:left;padding:20px;display:grid;gap:5px}.home-shortcuts strong{font-size:15px}.home-shortcuts span{font-size:12px;color:var(--muted)}.filter-panel{background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:16px;margin:16px 0}.filter-search input{margin-top:6px}.filter-drawer summary,.category-drawer summary{cursor:pointer;min-height:44px;padding:12px 0;font-size:14px;font-weight:650}.filter-drawer summary span{font-size:12px;font-weight:400;color:var(--muted);margin-left:12px}.filter-drawer .filters{margin-top:8px;grid-template-columns:repeat(3,minmax(0,1fr))}.filter-drawer .filters label:first-child{grid-column:auto}.category-drawer{margin:4px 0 18px}.category-drawer summary{color:var(--muted);font-size:13px}.learning-route{box-shadow:none}.route-hint{font-size:12px}.card{box-shadow:none}.card h3{font-size:21px;font-weight:700}.card p{font-size:14px}.guided-word,.flashcard,.practice{box-shadow:var(--shadow)}button,input,select{min-height:44px}.flash-tools{border-top:1px solid var(--line);padding-top:16px}.provenance{font-size:11px;line-height:1.5}.dark .learner-home{background:var(--surface)}
@media(max-width:750px){main{padding:20px 16px 48px}.sidebar{padding:16px}.sidebar nav{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:5px;overflow:visible}.sidebar nav button{font-size:11px;padding:9px 4px;white-space:normal;text-align:center;min-width:0}.sidebar nav button img{display:none}.learner-home{grid-template-columns:1fr;padding:24px;gap:20px}.learner-home h1{font-size:31px}.home-plan{padding:18px}.home-plan ol{gap:12px}.home-shortcuts{grid-template-columns:1fr;gap:8px}.home-shortcuts button{padding:14px 18px}.filter-drawer .filters{grid-template-columns:1fr}.filter-drawer summary span{display:block;margin:3px 0 0}.filter-panel{padding:14px}.section-head .tag{display:none}.learning-route{padding:16px}.guided-word h1,.flashcard h1{font-size:30px}}
/* Connected journey: a readable status trail, one next action, optional tools. */
.journey-steps{display:grid!important;grid-template-columns:repeat(5,minmax(0,1fr));gap:8px!important;padding:0;list-style:none}.journey-steps li{font-size:12px;color:var(--muted);padding:10px 8px;border-bottom:3px solid var(--line);display:flex;align-items:center;gap:7px}.journey-steps li>span{display:grid;place-items:center;border:1px solid var(--line);border-radius:50%;width:24px;height:24px;flex-shrink:0;font-size:11px}.journey-steps li.current{border-color:var(--green);color:var(--green);font-weight:750;background:var(--soft);border-radius:8px 8px 0 0}.journey-steps li.current>span{background:var(--green);color:var(--bg)}.journey-steps li.passed{color:var(--ink)}.scope-heading strong{display:block;margin-top:7px}.next-instruction{background:var(--bg);border-radius:10px;padding:14px 16px;margin:16px 0;font-size:14px;max-width:850px}.next-instruction strong{display:block;font-size:12px;color:var(--green);margin-bottom:4px}.route-options,.word-tools{margin:14px 0}.route-options summary,.word-tools summary{cursor:pointer;color:var(--muted);min-height:44px;padding:10px 0;font-size:13px}.route-options[open],.word-tools[open]{border-top:1px solid var(--line);padding-top:8px}.word-tools .actions{margin:10px 0}.review-word-list{display:flex;gap:9px;flex-wrap:wrap;padding:0;list-style:none}.review-word-list li{padding:7px 12px;background:var(--soft);border-radius:8px}.next-set-preview{padding:22px;background:var(--soft);border-radius:14px;margin:24px 0}.next-set-preview strong{font-size:19px}.next-set-preview p{font-size:14px;margin:8px 0 18px}.journey-finished h1{font-size:30px}.learning-route .actions>.primary,.practice>.primary{font-weight:750;padding:13px 22px}.session-toolbar .primary{font-weight:750}.learning-route .scope-heading .muted{margin:7px 0}.home-plan ol{gap:12px}
@media(max-width:750px){.journey-steps{gap:3px!important}.journey-steps li{flex-direction:column;align-items:center;text-align:center;padding:9px 2px;font-size:10px;gap:5px;line-height:1.35}.learning-route .actions{display:grid;grid-template-columns:1fr}.learning-route .scope-heading{align-items:flex-start}.learning-route .scope-heading>button{font-size:11px;padding:8px;flex-shrink:0}.next-instruction{font-size:13px}.journey-finished h1{font-size:26px}}
.learning-route .journey-steps li{min-width:0;overflow-wrap:anywhere}.learning-route .journey-steps li.current{background:var(--soft);color:var(--green)}.learning-route .journey-steps li.current>span{background:var(--green);color:var(--bg)}
/* Lightweight landing page and heading directories. */
.portal-brand,.portal-header-nav{display:none}.portal-mode .sidebar{display:none}.portal-mode .workspace{margin-left:0}.portal-mode .topbar{height:84px;padding:0 max(24px,calc((100vw - 1160px)/2));gap:24px;background:var(--surface)}.portal-mode .study-header-label{display:none}.portal-mode .portal-brand{display:flex;align-items:center;gap:12px;text-decoration:none;color:var(--ink);font-weight:800;letter-spacing:1.5px;flex-shrink:0}.portal-brand small{display:block;font-size:9px;letter-spacing:2px;color:var(--muted)}.portal-mode .portal-header-nav{display:flex;gap:4px;margin:0 0 0 auto}.portal-header-nav button{font-size:13px;padding:8px 13px;white-space:nowrap;border:0;background:transparent}.portal-mode main{max-width:1160px;padding:0 24px 30px}.landing-hero{padding:72px 0 52px;max-width:760px}.landing-hero h1{font-size:clamp(36px,4.6vw,62px);font-weight:750;line-height:1.1;margin:20px 0 24px;letter-spacing:-.055em}.landing-hero h1 span{color:var(--green)}.landing-hero p{font-size:18px;line-height:1.7;color:var(--muted);max-width:590px;margin-bottom:24px}.landing-start{font-weight:650;font-size:14px;text-decoration:none;border-bottom:1px solid var(--green);padding:10px 0}.landing-continue{padding:14px 24px;font-weight:700}.landing-section-head h2{font-size:27px;margin:8px 0 24px}.landing-path-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}.landing-path{padding:28px;text-align:left;display:flex;flex-direction:column;align-items:flex-start;border-radius:18px;background:var(--surface);min-height:310px;box-shadow:0 5px 25px #183f3006}.landing-path h3{font-size:23px;margin:24px 0 12px;line-height:1.25}.landing-path p{font-size:15px;line-height:1.65;color:var(--muted);margin-bottom:15px}.landing-path small{font-size:11px;line-height:1.7;color:var(--muted);margin-bottom:22px}.landing-path-icon{width:52px;height:52px;display:grid;place-items:center;border-radius:14px;background:#e6f4ee;color:#14634f}.landing-path-icon svg{width:29px;height:32px}.path-1 .landing-path-icon{background:#edf2ff;color:#244fb0}.path-2 .landing-path-icon{background:#fff5dc;color:#805310}.path-link{font-size:13px;font-weight:750;margin-top:auto;display:flex;justify-content:space-between;gap:22px;width:100%;color:var(--green)}.landing-routine{display:grid;grid-template-columns:1fr 1.25fr;gap:48px;margin:64px 0 40px;padding:34px 0;border-top:1px solid var(--line)}.landing-routine h2{font-size:27px;margin:12px 0}.landing-routine p{font-size:14px;color:var(--muted);max-width:360px}.landing-routine ol{display:grid;grid-template-columns:1fr 1fr;gap:24px;padding:0;list-style:none;margin:0}.landing-routine li{display:flex;gap:12px;align-items:flex-start}.landing-routine li>span{width:28px;height:28px;display:grid;place-items:center;border:1px solid var(--line);border-radius:50%;font-size:12px;flex-shrink:0;color:var(--green)}.landing-routine strong{display:block;font-size:14px}.landing-routine small{display:block;color:var(--muted);font-size:12px;margin-top:5px}.landing-footer{display:flex;align-items:center;gap:20px;flex-wrap:wrap;border-top:1px solid var(--line);padding:20px 0;margin:0;color:var(--muted);font-size:12px}.landing-footer button{margin-left:auto;font-size:12px}.portal-breadcrumb{display:flex;gap:6px;align-items:center;flex-wrap:wrap;margin:28px 0 22px}.portal-breadcrumb button{font-size:12px;min-height:36px;padding:6px 9px;border:0;background:transparent}.portal-breadcrumb>span{color:var(--muted);font-size:11px}.directory-heading h1{font-size:36px;margin:14px 0}.directory-heading p{font-size:15px;color:var(--muted);max-width:700px}.directory-search{display:block;max-width:520px;margin:24px 0 18px}.directory-search input{margin-top:7px}.directory-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;margin:15px 0 40px}.heading-card{display:flex;align-items:center;gap:16px;text-align:left;padding:20px;min-height:116px;border-radius:14px}.heading-icon{font-size:27px;background:var(--soft);border-radius:12px;display:grid;place-items:center;width:48px;height:48px;flex-shrink:0}.heading-card strong{display:block;font-size:16px;line-height:1.4}.heading-card small{display:block;font-size:12px;line-height:1.5;color:var(--muted);margin-top:6px}.heading-arrow{margin-left:auto;color:var(--green)}.engine-loading{max-width:650px;margin:80px auto;padding:35px;background:var(--surface);border:1px solid var(--line);border-radius:18px}.engine-loading h1{font-size:30px}.engine-loading p{color:var(--muted)}.loading-dot{display:block;width:20px;height:20px;border-radius:50%;background:var(--green);margin-bottom:24px}.portal-mode .skip{z-index:9}
@media(max-width:900px){.portal-mode .topbar{gap:10px;padding:0 24px}.portal-header-nav button{font-size:11px;padding:8px}.landing-path-grid{gap:12px}.landing-path{padding:22px}.directory-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:650px){.portal-mode .topbar{height:auto;min-height:76px;flex-wrap:wrap;padding:16px 20px;gap:16px}.portal-mode .portal-brand{font-size:13px}.portal-mode #theme{margin-left:auto;font-size:12px}.portal-mode .portal-header-nav{order:3;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));width:100%;margin:0;gap:3px}.portal-header-nav button{white-space:normal;padding:7px 3px;font-size:11px;background:var(--bg)}.portal-mode main{padding:0 20px 25px}.landing-hero{padding:42px 0 35px}.landing-hero h1{font-size:39px}.landing-hero p{font-size:16px}.landing-section-head h2{font-size:24px}.landing-path-grid{grid-template-columns:1fr;gap:14px}.landing-path{min-height:0;padding:24px;display:grid;grid-template-columns:52px 1fr;column-gap:17px}.landing-path-icon{grid-row:1/4}.landing-path h3{margin:0 0 8px;font-size:21px}.landing-path p{margin:0 0 10px;font-size:14px}.landing-path small{grid-column:2;margin:0 0 14px}.path-link{grid-column:2;font-size:12px}.landing-routine{grid-template-columns:1fr;gap:22px;margin:40px 0 25px;padding:28px 0}.landing-routine ol{gap:20px 12px}.landing-footer{gap:12px}.landing-footer button{margin-left:0}.directory-grid{grid-template-columns:1fr}.directory-heading h1{font-size:29px}.heading-card{padding:18px;min-height:104px}.portal-breadcrumb{gap:3px;margin-top:20px}.portal-breadcrumb button{font-size:11px}.engine-loading{margin:35px 0;padding:24px}}
/* Reference card style across headings, subheadings and sets. */
.heading-card{border-top:4px solid var(--accent);box-shadow:0 4px 14px #183f3006;border-radius:17px;background:linear-gradient(145deg,var(--tint),var(--surface) 65%);transition:background .15s,border-color .15s}.heading-card:hover{border-color:var(--accent);background:var(--tint)}.heading-card .heading-icon{background:var(--tint);border:1px solid var(--line);border-radius:12px;color:var(--accent);width:48px;height:48px}.heading-icon img{width:36px;height:36px;object-fit:contain}.heading-copy{min-width:0}.heading-card strong{font-weight:750;font-size:17px}.heading-card small{font-size:12px}.heading-go{display:flex;align-items:center;gap:10px;justify-content:space-between;background:var(--accent);color:#fff;border-radius:9px;font-size:12px;font-weight:700;padding:10px 13px;line-height:1.5;white-space:normal}.directory-topic{display:flex;flex-direction:column;align-items:flex-start;gap:16px;min-height:235px;padding:22px}.directory-topic .heading-copy{width:100%}.directory-topic .heading-go{margin-top:auto;width:100%}.directory-set{display:grid;grid-template-columns:48px 1fr;gap:14px;align-items:center;min-height:154px;padding:21px}.directory-set .heading-icon{grid-row:1/3}.directory-set .heading-go{grid-column:2;justify-self:start;padding:7px 11px;font-size:11px}.landing-path{border-top:4px solid #14634f;background:linear-gradient(145deg,#e6f4ee75,var(--surface) 65%)}.landing-path.path-1{border-top-color:#244fb0;background:linear-gradient(145deg,#edf2ff99,var(--surface) 65%)}.landing-path.path-2{border-top-color:#805310;background:linear-gradient(145deg,#fff5dc99,var(--surface) 65%)}.landing-path-icon img{width:37px;height:37px;object-fit:contain}.landing-path .path-link{background:#14634f;color:white;padding:11px 13px;border-radius:9px}.landing-path.path-1 .path-link{background:#244fb0}.landing-path.path-2 .path-link{background:#805310}.dark .heading-card,.dark .landing-path{background:var(--surface)}.dark .heading-card{border-top-color:var(--dark-accent)}.dark .heading-card .heading-icon{background:#ffffff0d;color:var(--dark-accent)}.dark .heading-go{background:var(--dark-accent);color:#102320}.dark .heading-card:hover{background:var(--soft)}
@media(max-width:650px){.directory-topic{min-height:210px;gap:14px;padding:20px}.directory-set{min-height:140px;padding:20px}.landing-path .path-link{font-size:11px;gap:8px}.heading-card strong{font-size:17px}}
@media(prefers-reduced-motion:reduce){.heading-card{transition:none}}
/* Always-visible navigation and global search. */
.topbar{height:auto;min-height:110px;flex-wrap:wrap;gap:10px 20px;padding-top:14px;padding-bottom:14px}.portal-mode .topbar{height:auto;min-height:110px;flex-wrap:wrap;padding-top:16px;padding-bottom:16px;row-gap:12px}.global-search-shell{order:3;width:100%;margin:0;max-width:850px}.global-search-shell>label{display:block;font-size:12px;font-weight:650;color:var(--ink);margin-bottom:5px}.global-search-shell>div{display:flex;gap:8px}.global-search-shell input{min-width:0;background:var(--surface)}.global-search-shell button{white-space:nowrap;background:#244fb0}.portal-mode .global-search-shell{max-width:none}.directory-navigation{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;margin:24px 0 14px}.sibling-navigation{display:flex;gap:8px;flex-wrap:wrap}.directory-navigation button{font-size:13px;font-weight:650;padding:11px 15px}.back-heading{background:var(--soft);color:var(--green);border-color:var(--green)}.directory-navigation button:disabled{opacity:.45}.study-navigation{background:var(--surface);border:1px solid var(--line);padding:14px;border-radius:14px}.route-return{display:grid;gap:6px}.route-return button{font-size:12px}.lesson-navigation{display:flex;gap:8px;flex-wrap:wrap;padding:18px 0;margin:18px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.global-results .card{border-top:4px solid #244fb0;background:linear-gradient(145deg,#edf2ff70,var(--surface) 65%)}.global-results .card:nth-child(3n+2){border-top-color:#7540a0;background:linear-gradient(145deg,#f4edfc70,var(--surface) 65%)}.global-results .card:nth-child(3n){border-top-color:#14634f;background:linear-gradient(145deg,#e6f4ee70,var(--surface) 65%)}.global-results .card .primary{margin-top:15px;background:#244fb0}.dark .global-results .card{background:var(--surface)}
/* Distinct learning stages without heavy images or animations. */
.session-intro{display:flex;gap:20px;align-items:center;padding:25px 28px;border-radius:18px;border:1px solid var(--line);border-left:5px solid #7540a0;background:linear-gradient(110deg,#f4edfc,var(--surface));margin-bottom:20px}.session-intro h1{font-size:31px;margin:7px 0}.session-intro p{margin:0;color:var(--muted)}.intro-gold{border-left-color:#805310;background:linear-gradient(110deg,#fff5dc,var(--surface))}.stage-icon{width:48px;height:48px;display:inline-grid;place-items:center;background:var(--soft);border:1px solid var(--line);border-radius:14px;font-size:26px;margin:0 12px 16px 0;vertical-align:middle;flex-shrink:0}.session-intro .stage-icon{margin:0;width:58px;height:58px;font-size:31px}.guided-word{border-top-color:#244fb0;background:linear-gradient(145deg,#edf2ff55,var(--surface) 40%)}.guided-word .stage-icon{background:#edf2ff}.learn-bar span{background:#244fb0}.meaning-panel{background:#edf2ff;border:1px solid #dce6fb;padding:18px 22px;border-radius:14px;margin:18px 0}.meaning-panel .answer-meaning{margin:7px 0 0;font-size:21px;color:#20365b}.context-panel{background:#e6f4ee;border-color:#14634f}.context-panel p{font-size:17px;line-height:1.7;margin:8px 0 0;color:#1d463a}.sentence-practice{border:1px solid var(--line);background:var(--surface);padding:12px 18px;border-radius:12px;margin:20px 0}.sentence-practice summary{cursor:pointer;font-weight:650;padding:8px 0;color:#7540a0}.sentence-practice label{display:block;margin-top:12px}.sentence-practice textarea{min-height:100px;margin-top:7px}.flashcard{border-top:5px solid #7540a0;background:linear-gradient(145deg,#f4edfc80,var(--surface) 45%);box-shadow:0 8px 30px #7540a012}.flashcard .stage-icon{background:#f4edfc}.flashcard #flash-reveal{background:#7540a0;padding:14px 24px;font-weight:700}.flash-answer{background:var(--surface);padding:22px;border:1px solid var(--line);border-radius:14px;margin:20px 0}.recall-rating [data-flash-rate="0"]{background:#fff0ec;color:#943d31;border-color:#e9c2b9}.recall-rating [data-flash-rate="1"]{background:#14634f;color:white}.practice:has(.options){border-top:5px solid #805310;background:linear-gradient(145deg,#fff5dc70,var(--surface) 40%)}.options button{display:flex;align-items:center;gap:14px;min-height:66px;font-size:16px}.option-letter{display:grid;place-items:center;flex-shrink:0;width:34px;height:34px;border:1px solid var(--line);background:var(--soft);border-radius:9px;font-size:13px;font-weight:750}.options .correct .option-letter{background:#14634f;color:white}.options .wrong .option-letter{background:#943d31;color:white}.tabs button{display:flex;align-items:center;gap:7px;font-weight:650}.tabs button[aria-selected=true]{background:#edf2ff;border-color:#244fb0;color:#244fb0}.detail-title{font-family:system-ui,sans-serif}.pronunciation{border:1px solid var(--line);border-left:4px solid #08697a;border-radius:12px;padding:15px;background:var(--soft)}.pronunciation strong{display:block;margin-bottom:10px}.dark .session-intro,.dark .guided-word,.dark .flashcard,.dark .practice:has(.options){background:var(--surface)}.dark .meaning-panel{background:#21384c;border-color:#35526c}.dark .meaning-panel .answer-meaning{color:#e0edff}.dark .context-panel{background:#23473b}.dark .context-panel p{color:#e6f0e9}.dark .tabs button[aria-selected=true]{background:#21384c;color:#b7cdff}.dark .stage-icon{background:var(--soft)}
@media(max-width:750px){.topbar{padding:14px 20px}.directory-navigation{align-items:stretch;gap:10px}.sibling-navigation{display:grid;grid-template-columns:1fr 1fr;flex:1;width:100%}.directory-navigation>.back-heading{width:100%}.directory-navigation button{font-size:12px;line-height:1.5}.study-navigation{padding:12px}.session-intro{padding:20px;gap:14px}.session-intro h1{font-size:27px}.session-intro p{font-size:14px}.meaning-panel{padding:16px}.meaning-panel .answer-meaning{font-size:19px}.context-panel p{font-size:16px}.lesson-navigation{display:grid;grid-template-columns:1fr 1fr}.lesson-navigation button:first-child{grid-column:1/-1}.global-search-shell>div{gap:6px}.global-search-shell button{padding:9px 12px;font-size:13px}}
.sibling-navigation button{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px}.sibling-navigation button small{font-size:10px;font-weight:400;max-width:240px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;color:var(--muted)}.review-word-list button{font-weight:650;color:#7540a0}.session-choice{border-top:4px solid #7540a0}.session-intro.intro-gold~.session-choice{border-top-color:#805310}.feedback{border-left:4px solid #14634f}.practice>h1,.journey-finished h1{color:var(--green)}.guided-word .urdu{padding:12px 18px;background:#fff5dc;border-radius:12px;color:#594818!important}.dark .guided-word .urdu{background:#453d27;color:#f6ead0!important}#detail{border-top:5px solid #244fb0}.lesson-navigation button:first-child{background:var(--soft);color:var(--green);font-weight:700}
.topbar{position:sticky;top:0;z-index:10;background:var(--surface)}.guided-word,.flashcard,.practice{scroll-margin-top:150px}.skip,.portal-mode .skip{z-index:30}.guided-word:focus,.flashcard:focus,.practice:focus{outline:0}.guided-word:focus-visible,.flashcard:focus-visible,.practice:focus-visible{outline:3px solid #cc9659;outline-offset:4px}
@media(max-width:750px){.guided-word,.flashcard,.practice{scroll-margin-top:145px}}
.recall-modes{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px;margin:18px 0}.recall-modes button{display:grid;gap:8px;justify-items:start;text-align:left;padding:17px;background:var(--surface)}.recall-modes button>span{font-size:24px}.recall-modes strong{font-size:13px;line-height:1.5}.recall-modes small{font-size:11px;color:var(--muted)}.recall-modes .selected{background:#f4edfc;border:2px solid #7540a0}.dark .recall-modes .selected{background:#3e2d50;border-color:#dec0fa}
@media(max-width:750px){.recall-modes{grid-template-columns:1fr}.recall-modes button{grid-template-columns:30px 1fr;gap:2px 12px;padding:13px 16px}.recall-modes button>span{grid-row:1/3}.recall-modes small{grid-column:2}}
.card h3,.detail-title,.practice h1{overflow-wrap:anywhere}.pager{flex-wrap:wrap;gap:10px}.pager span{font-size:12px}
@media(max-width:750px){.pager{margin:24px 0}.pager button{font-size:12px;padding:10px 12px}.sibling-navigation button small{max-width:135px}}
/* Browser-verified focus and mobile brand sizing. */
#main:focus-visible{outline:none}.portal-brand .logo{display:grid;place-items:center;font:italic 32px/1.2 Georgia,serif;padding:0 13px;min-height:38px}.landing-path-icon svg{width:30px;height:32px}
.stage-icon img{width:34px;height:34px;object-fit:contain}.session-intro .stage-icon img{width:40px;height:40px}.recall-modes img{object-fit:contain}.tabs button img{width:19px;height:19px;object-fit:contain}
/* Keep the word and answer feedback in view during active rounds. */
.compact-route{padding:14px 18px}.compact-route .scope-heading strong{font-size:13px;max-width:630px}.compact-route .scope-heading p{font-size:11px}.compact-route .route-return{display:flex;gap:6px;flex-wrap:wrap}.compact-route .route-return button{font-size:11px;padding:8px 12px;min-height:38px}.compact-route .journey-steps{margin:10px 0}.compact-route .next-instruction{margin:10px 0 0;padding:10px 12px;font-size:12px}.compact-route .next-instruction strong{display:inline;margin-right:8px}.compact-route .journey-steps li{padding:7px;font-size:11px}.options button:disabled{opacity:1}#feedback{scroll-margin-top:160px}
@media(max-width:750px){.compact-route .scope-heading{gap:6px}.compact-route .scope-heading>div:first-child{width:100%}.compact-route .route-return{width:100%}.compact-route .journey-steps li{padding:7px 2px;font-size:10px}.compact-route .next-instruction{font-size:11px;line-height:1.6}.guided-word .session-toolbar{position:sticky;bottom:8px;z-index:5;padding:12px;background:var(--surface);border:1px solid var(--line);border-radius:12px;box-shadow:0 3px 18px #172e2b16}.guided-word .session-toolbar button{font-size:12px;padding:10px}}
.pronunciation strong img{width:19px;height:19px;vertical-align:middle;margin-right:4px}
@media(max-width:750px){.flashcard .recall-rating{position:sticky;bottom:8px;z-index:5;flex-direction:row;gap:8px;padding:10px;background:var(--surface);border:1px solid var(--line);border-radius:12px;box-shadow:0 3px 18px #172e2b16}.flashcard .recall-rating button{font-size:12px;line-height:1.5;padding:10px;flex:1}.flashcard #flash-reveal{position:sticky;bottom:12px;z-index:4}}