:root{--navy:#12386c;--gold:#f4c455;--ink:#192b43;--muted:#607086;--line:#dce5ef;--paper:#f3f7fb;--green:#18864b;--red:#c63b45}*{box-sizing:border-box}body{margin:0;background:var(--paper);color:var(--ink);font:17px/1.8 "Noto Naskh Arabic","Noto Nastaliq Urdu","Jameel Noori Nastaleeq",serif}.top{height:64px;background:white;display:flex;align-items:center;justify-content:space-between;padding:0 max(20px,calc((100% - 1080px)/2));border-bottom:1px solid var(--line);font-family:system-ui,sans-serif}.brand{font-weight:800;color:var(--navy);text-decoration:none;display:flex;align-items:center;gap:9px}.mini-logo{display:inline-grid;place-items:center;width:35px;height:35px;border-radius:10px;background:var(--navy);color:var(--gold)}.back{color:var(--navy);text-decoration:none;font-weight:650}main{width:min(100% - 32px,1000px);margin:26px auto 50px}.book-hero{display:grid;grid-template-columns:1fr 160px;gap:30px;align-items:center;background:linear-gradient(120deg,#12386c,#24599a);color:white;border-radius:22px;padding:30px 38px;margin-bottom:24px;box-shadow:0 14px 30px #173b6420}.book-hero p{margin:6px 0 15px;color:#e2ebf7}.book-hero h1{font-size:clamp(28px,5vw,44px);line-height:1.3;margin:4px 0}.book-hero img{width:140px;max-height:200px;object-fit:cover;border-radius:10px;box-shadow:0 10px 25px #07172b88}.primary{display:inline-flex;align-items:center;justify-content:center;border:0;border-radius:10px;background:var(--gold);color:#172c45;text-decoration:none;font-weight:750;padding:12px 18px;cursor:pointer;font:inherit}.primary:disabled{opacity:.5;cursor:not-allowed}.panel,.test-area{background:white;border:1px solid var(--line);border-radius:18px;padding:24px;box-shadow:0 8px 20px #193d6608}.panel-title{display:flex;align-items:center;justify-content:space-between;gap:12px}.panel-title h2{margin:0;font-size:24px}.panel-title p{margin:3px 0;color:var(--muted)}.text-button{border:0;background:transparent;color:var(--navy);text-decoration:underline;font:inherit;font-weight:700;cursor:pointer}.units{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;margin:20px 0 12px}.unit{display:flex;align-items:flex-start;gap:11px;border:1px solid var(--line);border-radius:12px;padding:12px;cursor:pointer;background:#fff}.unit input{margin-top:9px;accent-color:var(--navy)}.unit strong{display:block}.unit small{display:block;color:var(--muted);font-family:system-ui,sans-serif}.selected-count,.privacy{color:var(--muted);font-size:14px}.privacy{margin-bottom:0}.test-area{margin-top:24px}.test-head{display:flex;align-items:center;justify-content:space-between;gap:12px;border-bottom:1px solid var(--line);padding-bottom:13px;margin-bottom:16px}.test-head h2{margin:0}.question{border:1px solid var(--line);border-radius:13px;padding:16px;margin:12px 0}.question h3{font-size:19px;margin:5px 0 10px;line-height:1.8}.q-meta{font:12px/1.5 system-ui,sans-serif;letter-spacing:.02em;color:var(--muted)}.option{display:flex;gap:9px;align-items:flex-start;padding:8px 10px;margin:5px 0;border:1px solid #e7edf4;border-radius:9px;cursor:pointer}.option:has(input:checked){border-color:#7694bc;background:#f1f6fc}.option input{margin-top:10px;accent-color:var(--navy)}.submit-test{margin:12px 0}.result{border-radius:12px;background:#edf6ff;border:1px solid #ccdef2;padding:16px;margin:15px 0}.review-correct{border-color:#a9d8bb;background:#effaf3}.review-wrong{border-color:#f0c0c2;background:#fff3f3}.review-answer{font-size:16px;margin:8px 0 0}.good{color:var(--green);font-weight:750}.bad{color:var(--red);font-weight:750}.restart{background:white;color:var(--navy);border:1px solid var(--navy);border-radius:9px;padding:10px 14px;font:inherit;font-weight:700;cursor:pointer}footer{text-align:center;color:var(--muted);font-size:13px;padding:25px;font-family:system-ui,sans-serif}[hidden]{display:none!important}@media(max-width:650px){.book-hero{grid-template-columns:1fr 90px;padding:22px;gap:12px}.book-hero img{width:86px;max-height:130px}.units{grid-template-columns:1fr}.panel{padding:18px}.panel-title{align-items:flex-start}.panel-title h2{font-size:21px}}

.session-tag{display:inline-flex;align-items:center;width:max-content;margin:0 0 10px;padding:4px 11px;border:1px solid #ffffff66;border-radius:999px;background:#ffffff18;color:inherit;font-size:13px;font-weight:750;line-height:1.4}