:root{--bg:#f3f6f9;--paper:#fff;--text:#1c2d3b;--muted:#596c7a;--line:#dbe4eb;--accent:#087f82;--soft:#e2f2ef;--highlight:#fff0a3;--read-size:21px;--shadow:0 12px 40px #16374909}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font-family:Tahoma,Arial,sans-serif;font-size:15px;line-height:1.85}body[data-theme=cream]{--bg:#f1ecdf;--paper:#fffcf3;--text:#332e24;--line:#dfd7c7;--muted:#675f50;--highlight:#f7df83}body[data-theme=dark]{--bg:#101d27;--paper:#192a36;--text:#edf3f8;--muted:#b3c5d1;--line:#3c5262;--soft:#203e43;--highlight:#735f20}a{color:var(--accent);text-decoration:none}body[data-theme=dark]{--accent:#79d7cb}a:hover{text-decoration:underline}button,select,textarea,input{font:inherit}button,select{min-height:44px;border:1px solid var(--line);border-radius:10px;background:var(--paper);color:var(--text);padding:7px 14px;cursor:pointer}button:hover{border-color:var(--accent)}button:disabled{opacity:.6;cursor:wait}a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,summary:focus-visible{outline:3px solid #d9a736;outline-offset:3px}.primary{background:var(--accent);color:#fff;border-color:var(--accent);font-weight:bold}body[data-theme=dark] .primary{color:#132d32}.site-head{display:flex;align-items:center;justify-content:space-between;gap:20px;max-width:1440px;margin:auto;padding:20px 4vw}.brand{display:flex;align-items:center;gap:10px;color:var(--text);font-size:21px}.brand img{border-radius:9px}nav{display:flex;gap:24px}main{max-width:1440px;margin:auto;padding:0 4vw 50px}footer{text-align:center;color:var(--muted);padding:28px;font-size:12px}.hero{padding:55px 0 40px;max-width:750px}.eyebrow{font-size:12px;letter-spacing:3px;color:var(--accent)}h1{font-size:clamp(26px,3.6vw,44px);line-height:1.55;margin:12px 0 16px}h2{font-size:20px;line-height:1.6}p{margin:12px 0}.hero p{font-size:18px;color:var(--muted)}.hero-note{border-inline-start:3px solid var(--accent);padding-inline-start:14px;color:var(--muted)}.filters{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin-bottom:24px}.cards{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}.passage-card{padding:26px;border:1px solid var(--line);border-radius:20px;background:var(--paper);box-shadow:var(--shadow);display:flex;flex-direction:column}.passage-card h2{margin:18px 0 8px}.passage-card p{color:var(--muted);flex:1}.pill{display:inline-block;align-self:flex-start;border-radius:30px;padding:4px 12px;background:var(--soft);color:var(--accent);font-size:12px}.card-meta{display:flex;gap:16px;color:var(--muted);font-size:12px;padding:18px 0}.link-button{display:flex;justify-content:space-between;align-items:center;border-radius:11px;padding:10px 17px}.practice-heading{display:flex;justify-content:space-between;align-items:flex-start;gap:35px;padding:30px 0 20px}.practice-heading h1{font-size:30px}.practice-heading p{color:var(--muted)}.passport{max-width:380px;background:var(--paper);border:1px solid var(--line);padding:12px 18px;border-radius:12px;font-size:12px}.passport summary{cursor:pointer;font-size:14px}.study-toolbar{position:sticky;top:0;z-index:5;background:var(--bg);display:flex;align-items:center;gap:20px;flex-wrap:wrap;padding:12px 0;border-bottom:1px solid var(--line)}.font-controls{display:flex;gap:5px}.study-toolbar label{font-size:12px}.study-toolbar select{min-height:42px}.workspace{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.08fr);gap:24px;align-items:start;margin-top:24px}.reading-pane{grid-column:2;grid-row:1;background:var(--paper);padding:28px 34px;border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow)}.question-pane{grid-column:1;grid-row:1;min-width:0}.pane-title{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:20px}.pane-title h2{margin:0}.pane-title button{font-size:11px;padding:4px 9px}.english{font-family:Georgia,'Times New Roman',serif;font-size:var(--read-size);line-height:1.8;max-width:68ch;overflow-wrap:break-word}.english p{margin:0 0 1.3em}.sentence{scroll-margin-top:110px;transition:background .2s}.sentence mark{background:var(--highlight);color:var(--text);padding:2px 0}.sentence-num{font-family:Arial,sans-serif;font-size:10px;color:var(--muted);margin-inline-end:5px;vertical-align:super;user-select:none}.insertion-preview{display:inline;background:var(--soft);color:var(--accent);border-bottom:2px dashed var(--accent);padding:4px}.question-card{background:var(--paper);padding:22px;border-radius:16px;border:1px solid var(--line);margin:0 0 18px;scroll-margin-top:110px}.question-card legend{font-size:12px;color:var(--accent);padding:0 6px}.stem{font-family:Georgia,'Times New Roman',serif;font-size:19px;line-height:1.65;margin:0 0 15px;direction:ltr}.options{display:grid;gap:9px}.option{display:flex;align-items:flex-start;gap:12px;padding:11px 13px;border:1px solid var(--line);border-radius:11px;direction:ltr;cursor:pointer;font-family:Georgia,'Times New Roman',serif;font-size:17px;line-height:1.55}.option input{margin-top:6px;accent-color:var(--accent);flex-shrink:0}.option:has(input:checked){border-color:var(--accent);background:var(--soft)}.option.correct-option{border:2px solid #268667}.option.wrong-option{border:2px dashed #b35446}.option-badge{font-family:Tahoma,Arial,sans-serif;font-size:10px;display:block;direction:rtl;margin-top:5px}.explanation{border-top:1px solid var(--line);padding-top:14px;margin-top:18px;font-size:14px}.explanation blockquote{margin:14px 0;border-inline-start:3px solid #d7ab3c;padding:8px 14px;background:var(--bg);font-family:Georgia,serif;font-size:17px;line-height:1.65}.explanation .analysis{padding:10px 0;border-bottom:1px solid var(--line)}.analysis strong{color:var(--accent)}.muted{color:var(--muted);font-size:12px}.solution-actions{background:var(--paper);border-radius:14px;border:1px solid var(--line);padding:20px}.solution-actions button{width:100%;margin:4px 0}.translation-row{border-top:1px solid var(--line);padding:16px 0}.translation-row .en{font-family:Georgia,serif;font-size:18px;line-height:1.7}#results{border:1px solid var(--line);border-radius:16px;background:var(--paper);padding:22px;margin-top:20px}#results ul{padding-inline-start:20px}#results button{margin:4px}#drawer-open,.drawer-handle{display:none}.preview-note{background:#fff0c7;color:#544212;padding:12px 20px;border-radius:10px}.review-page{max-width:1100px;margin:25px auto}.review-preview{width:100%;height:700px;border:1px solid var(--line);border-radius:15px;background:#fff}.review-question{margin:20px 0;padding:18px;border:1px solid var(--line);border-radius:12px}.review-check{display:block;padding:7px 0}.review-page textarea{display:block;width:100%;margin:12px 0 20px;padding:15px}.review-errors{background:#fff0ed;color:#8d3028;padding:20px 40px}.empty{padding:40px;background:var(--paper);border:1px solid var(--line);border-radius:15px}[hidden]{display:none!important}@media(min-width:1000px){.reading-pane{position:sticky;top:90px;max-height:calc(100vh - 110px);overflow:auto;scrollbar-gutter:stable}}@media(max-width:1100px){.cards{grid-template-columns:repeat(2,minmax(0,1fr))}.workspace{gap:15px}.reading-pane{padding:22px}.question-card{padding:18px}}@media(max-width:760px){body{font-size:14px}.site-head{padding:15px 5vw}.brand{font-size:18px}nav{gap:14px;font-size:12px}main{padding:0 5vw 40px}.hero{padding:30px 0}.cards{grid-template-columns:1fr}.practice-heading{display:block;padding-top:20px}.practice-heading h1{font-size:25px}.passport{max-width:none}.study-toolbar{gap:10px;padding:9px 0}.study-toolbar label{flex:1}.study-toolbar select{max-width:95px}.font-controls button{padding:5px 10px}.workspace{display:block}.reading-pane{padding:22px 18px}.english{font-size:var(--read-size)}#drawer-open{display:block;background:var(--accent);color:var(--paper);width:100%}.question-pane{display:none;position:fixed;inset:auto 0 0;z-index:20;background:var(--bg);max-height:82dvh;max-height:82vh;overflow:auto;overscroll-behavior:contain;padding:0 5vw 25px;border-radius:24px 24px 0 0;border-top:1px solid var(--line);box-shadow:0 -12px 50px #13273538}.question-pane.drawer-visible{display:block}.drawer-handle{display:block;position:sticky;top:0;width:100%;z-index:21;background:var(--bg);border:0;border-bottom:1px solid var(--line);border-radius:0;padding:14px}.question-pane>h2{font-size:18px}.stem{font-size:18px}.option{font-size:17px}.preview-note{font-size:12px}.pane-title button{max-width:130px}.review-preview{height:650px}.practice-heading p{font-size:12px}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}

.explanation>strong{display:block;margin-bottom:10px}.explanation>button{margin:3px 0 10px}@media(max-width:760px){:root{--read-size:19px}}

/* RMS reading experience V97: locally hosted Persian font, scoped layouts. */
@font-face{font-family:RMSVazirmatn;src:url('/reading-lab/assets/Vazirmatn-Regular.woff2') format('woff2');font-style:normal;font-weight:400;font-display:swap}
@font-face{font-family:RMSVazirmatn;src:url('/reading-lab/assets/Vazirmatn-Bold.woff2') format('woff2');font-style:normal;font-weight:600 900;font-display:swap}
:root{--bg:#f5f7f4;--paper:#fff;--text:#193e35;--muted:#536a61;--line:#dce6df;--accent:#23644d;--soft:#eaf3ed;--shadow:0 8px 28px #173d3506;--read-size:20px}
body{font-family:RMSVazirmatn,Tahoma,sans-serif;font-size:15px;line-height:1.9;-webkit-font-smoothing:antialiased}
.site-head{max-width:1260px;padding:22px 32px;border-bottom:1px solid var(--line)}.brand{font-family:Arial,sans-serif;font-size:20px}.brand img{width:42px;height:42px}.site-head nav{align-items:center;font-size:13px;gap:20px}.staff-link{padding:5px 12px;border:1px solid var(--line);border-radius:9px}
main{max-width:1260px;padding:0 32px 60px}.catalog-hero{max-width:none;display:grid;grid-template-columns:minmax(0,1fr) 170px;gap:42px;align-items:center;padding:48px 0 30px}.hero h1{font-size:clamp(28px,3vw,39px);font-weight:700;letter-spacing:-.8px}.hero p{font-size:16px;max-width:760px}.hero-note{font-size:13px;line-height:2}.eyebrow{font-family:Arial,sans-serif;font-size:10px;letter-spacing:2.3px}.hero-stat{border:1px solid var(--line);background:var(--paper);border-radius:22px;padding:22px;text-align:center;display:flex;flex-direction:column}.hero-stat b{font-family:RMSVazirmatn,sans-serif;font-size:42px;line-height:1.4;color:var(--accent)}.hero-stat span{font-size:13px}.hero-stat small{font-size:10px;color:var(--muted);margin-top:8px}
.filters{align-items:end;background:var(--paper);padding:18px;border:1px solid var(--line);border-radius:16px;gap:12px;margin-bottom:24px}.filters>div{display:flex;flex-direction:column;gap:6px;min-width:0}.filters label{font-size:11px;color:var(--muted)}.filter-search{flex:1;min-width:180px!important}.filters input,.filters select{width:100%;font:inherit;background:var(--bg);border:1px solid var(--line);border-radius:9px;min-height:44px;color:var(--text);padding:8px 12px;font-size:13px}.filters>a{font-size:11px;align-self:center}.catalog-heading{display:flex;align-items:center;justify-content:space-between;margin:26px 0 16px}.catalog-heading h2{font-size:17px;margin:0}.catalog-heading>span{font-size:12px;color:var(--muted)}.cards{gap:18px}.passage-card{padding:23px;border-radius:17px;transition:border-color .2s,box-shadow .2s}.passage-card:hover{border-color:#8daf9a;box-shadow:0 12px 32px #173d350c}.card-top{display:flex;align-items:center;justify-content:space-between;gap:12px}.card-number{font-family:Georgia,serif;font-size:24px;opacity:.28}.pill{font-size:10px;padding:3px 10px}.passage-card h2{font-size:18px;margin:20px 0 10px}.passage-card p{font-size:12px;line-height:2}.card-meta{font-size:10px;gap:10px;flex-wrap:wrap;padding:15px 0}.link-button{font-size:13px;padding:9px 14px;background:var(--soft);border:1px solid var(--line);color:var(--accent)}.link-button:hover{background:var(--accent);color:var(--paper);text-decoration:none}.empty{grid-column:1/-1;min-height:180px}.empty h2{font-size:18px}.empty p{color:var(--muted);font-size:14px}
.back-link{display:inline-flex;align-items:center;gap:8px;margin-top:24px;font-size:12px}.practice-heading{padding-top:18px;gap:24px}.practice-heading h1{font-size:26px;margin:12px 0}.practice-heading p{font-size:12px}.passport{font-size:11px;min-width:230px;max-width:340px}.passport summary{font-size:12px}.study-toolbar{border:1px solid var(--line);border-radius:12px;padding:10px 14px;background:var(--paper);gap:15px;box-shadow:var(--shadow)}.font-controls button{font-family:Georgia,serif;min-width:42px}.workspace{gap:18px}.reading-pane{padding:25px 29px}.english{color:var(--text);font-size:var(--read-size);line-height:1.85;letter-spacing:.05px}.pane-title h2,.question-pane>h2{font-size:16px}.question-card{padding:20px}.question-card legend{font-family:RMSVazirmatn,Tahoma,sans-serif;font-size:11px}.stem{font-size:19px;line-height:1.7}.option{font-size:17px;line-height:1.65;padding:12px}.option-badge{font-family:RMSVazirmatn,Tahoma,sans-serif}.explanation{font-size:13px;line-height:2.1}.explanation button{font-size:12px}.solution-actions{padding:16px}.solution-actions button{font-size:13px}.translation-row{font-size:13px;line-height:2}#results{font-size:13px}.review-page label{font-size:13px}
@media(max-width:1000px){.filters .filter-search{flex-basis:100%}.catalog-hero{gap:20px}.passport{min-width:0}.workspace{grid-template-columns:minmax(0,1fr) minmax(0,1.05fr)}}
@media(max-width:760px){.site-head{padding:15px 20px;gap:12px;flex-wrap:wrap}.site-head nav{font-size:11px;gap:14px}.brand{font-size:17px}.brand img{width:33px;height:33px}.staff-link{display:none}main{padding:0 18px 50px}.catalog-hero{grid-template-columns:1fr;padding:30px 0 22px;gap:15px}.hero h1{font-size:29px;letter-spacing:-.5px}.hero p{font-size:14px}.hero-note{font-size:11px}.hero-stat{flex-direction:row;align-items:center;justify-content:flex-start;gap:10px;border-radius:12px;padding:12px 16px}.hero-stat b{font-size:25px}.hero-stat span{font-size:12px}.hero-stat small{margin:0;margin-inline-start:auto;font-size:9px}.filters{padding:13px;gap:10px}.filters>div:not(.filter-search){flex:1}.filters input,.filters select{font-size:12px}.filters button{font-size:12px}.cards{grid-template-columns:1fr}.passage-card{padding:20px}.card-meta{gap:14px}.practice-heading h1{font-size:23px}.study-toolbar{top:0;padding:9px;gap:8px;z-index:6}.study-toolbar label{flex:0 1 auto}.study-toolbar select{max-width:100px}.font-controls{gap:4px}.font-controls button{min-width:34px;padding:4px 8px}.study-toolbar #progress{font-size:11px;margin-inline-start:auto}#drawer-open{font-size:13px}.reading-pane{padding:21px 19px}.english{font-size:var(--read-size)}.question-pane{max-height:85vh;max-height:85dvh;padding:0 18px 28px}.drawer-handle{font-size:13px}.option{font-size:17px}.stem{font-size:18px}.passport{margin:15px 0}.back-link{margin-top:18px}.catalog-heading h2{font-size:15px}.catalog-heading>span{font-size:10px}.review-page{max-width:100%;overflow-wrap:anywhere}}