:root{--blue:#2d568e;--blue-dark:#214573;--orange:#ff9848;--paper:#f7f7f7;--ink:#101820;--line:#d5dce2;--green:#187e4e;--red:#b62f38;font-family:Arial,"Noto Sans Arabic",Tahoma,sans-serif;color:var(--ink);background:#ededed;font-synthesis:none}*{box-sizing:border-box}body{margin:0;min-height:100dvh;display:flex;flex-direction:column}button,select,input{font:inherit}button,a,select{touch-action:manipulation}button{cursor:pointer}button:disabled{cursor:default;opacity:.45}button:focus-visible,a:focus-visible,select:focus-visible,input:focus-visible{outline:3px solid var(--orange);outline-offset:4px}button{border:0}a{color:var(--blue)}.topbar{background:var(--blue);color:#fff;min-height:80px;padding:16px 22px;display:flex;gap:20px;align-items:center;justify-content:space-between}.brand{display:flex;align-items:center;gap:16px;color:#fff;text-decoration:none;font-size:18px;font-weight:600}.brand-mark{display:grid;place-items:center;background:var(--blue-dark);width:48px;height:48px;font-size:13px;letter-spacing:1px;border:1px solid #ffffff28}.top-tools{display:flex;align-items:center;gap:18px}.top-tools select{max-width:180px;background:var(--blue-dark);color:white;border:1px solid #ffffff55;border-radius:5px;padding:9px}.icon-button{font-size:22px;color:inherit;background:transparent;min-width:36px;min-height:36px}.clock{font-variant-numeric:tabular-nums;font-size:19px}.clock.warning{color:#ffcc9e}main{flex:1;min-width:0}.split{display:grid;grid-template-columns:1fr 1fr;gap:14px;padding:14px;min-height:calc(100dvh - 185px)}.panel{background:var(--paper);box-shadow:0 3px 10px #0002;padding:34px;min-width:0}.welcome{display:flex;flex-direction:column;line-height:1.65}.eyebrow{font-size:12px;color:var(--blue);font-weight:bold;letter-spacing:1.4px;text-transform:uppercase}.welcome h1{font-size:24px;line-height:1.45;margin:8px 0 20px;max-width:550px}.welcome p{max-width:560px;margin:0 0 18px}.source-note{margin-top:auto;padding-top:28px;font-size:13px;color:#5b6470}.intro-controls{padding:28px 36px;max-height:calc(100dvh - 187px);overflow:auto}.intro-controls h2{font-size:26px;margin:12px 0 24px}.stats{display:flex;gap:40px;margin-bottom:28px}.stat{border:2px solid var(--orange);border-radius:6px 6px 25px 25px;width:150px;overflow:hidden;text-align:center}.stat strong{display:block;font-size:48px;font-weight:400;padding:16px 0}.stat span{background:var(--orange);display:block;padding:22px 6px;font-size:14px;font-weight:bold}.control-group{border-top:1px solid #aab3bd;margin-top:24px;padding-top:20px}.control-group h3{font-size:20px;margin:0 0 16px}.languages{display:flex;flex-wrap:wrap;gap:8px}.lang-chip{background:white;border:1px solid #bdc7d0;padding:11px 16px;border-radius:4px}.lang-chip.active{border-color:var(--blue);background:var(--blue);color:white}.pack-select{width:100%;padding:12px;border:1px solid #bac6d3;border-radius:4px;background:#fff;color:var(--ink)}.pack-meta{font-size:13px;color:#66717c;margin-top:10px}.audio-test{background:var(--blue);border-radius:18px;color:white;display:flex;align-items:center;gap:18px;padding:12px 18px;max-width:320px}.audio-test input{min-width:0;width:130px;accent-color:var(--orange)}.text-button{background:transparent;text-decoration:underline;color:var(--blue);padding:8px 0}.bottom{background:var(--blue);color:#fff;min-height:78px;padding:15px 22px;display:flex;align-items:center;justify-content:space-between;gap:14px;border-bottom:5px solid var(--orange)}.bottom .orange,.orange{display:inline-flex;align-items:center;justify-content:center;gap:14px;background:var(--orange);color:#111;border:1px solid #ef8a3c;border-radius:30px;padding:12px 28px;font-size:12px;font-weight:bold;letter-spacing:1.5px;min-height:42px;text-transform:uppercase}.orange.next{border:2px solid #192e48}.footer-center{display:flex;align-items:center;gap:22px}.footer-center button{background:transparent;color:white;font-size:24px;min-width:38px;min-height:38px}.progress-label{font-size:13px;direction:ltr;font-variant-numeric:tabular-nums}.copyright{text-align:center;background:var(--blue);color:#dae4f0;font-size:11px;padding:3px 10px 9px}.quiz.split{min-height:calc(100dvh - 190px)}.question-panel{display:flex;flex-direction:column;position:relative;padding:34px 28px}.question-tools{display:flex;gap:10px;justify-content:flex-end;margin-bottom:16px}.question-tools button{background:transparent;border:1px solid #d9dee4;border-radius:50%;width:40px;height:40px;color:var(--blue);font-size:17px}.question-number{font-size:12px;color:#697686;letter-spacing:.7px}.question-text{font-size:19px;line-height:1.7;font-weight:400;margin:22px 0}.question-image{width:100%;max-width:460px;max-height:380px;object-fit:contain;object-position:left center;align-self:flex-start}.question-panel.has-image .question-text{margin-top:32px}.question-panel.no-image{justify-content:center}.no-image .question-tools{position:absolute;top:24px;inset-inline-end:24px}.answer-panel{padding:28px;display:flex;flex-direction:column;gap:14px}.answer{width:100%;min-height:76px;display:flex;align-items:center;gap:16px;text-align:start;background:transparent;border:1px solid var(--line);border-radius:5px;padding:20px 16px;font-size:16px;line-height:1.5;color:#101820}.answer:hover:not(:disabled){border-color:var(--orange);box-shadow:0 0 0 1px var(--orange)}.answer .radio{width:18px;height:18px;border:1px solid #a6b9c9;border-radius:50%;flex-shrink:0;display:grid;place-items:center;font-size:12px}.answer .letter{font-weight:bold;margin-inline-end:8px}.answer.chosen{border-color:var(--orange);box-shadow:0 0 0 1px var(--orange),0 3px 8px #e9853730}.answer.correct{background:#edf8f0;border:2px solid var(--green)}.answer.wrong{background:#fff0f0;border:2px solid var(--red)}.answer:disabled{opacity:1}.answer.correct .radio{background:var(--green);border-color:var(--green);color:white}.answer.wrong .radio{background:var(--red);border-color:var(--red);color:white}.feedback{border-inline-start:4px solid var(--green);padding:14px 18px;background:#e9f4ed;line-height:1.65;margin-top:10px}.feedback.wrong{border-color:var(--red);background:#fff0f0}.feedback strong{display:block}.explanation{background:white;border:1px solid var(--line);padding:18px;margin-top:2px;font-size:14px;line-height:1.75}.explanation p{margin:8px 0}.source-link{font-size:12px}.toast{font-size:12px;color:var(--blue);min-height:16px}.timer-option{font-size:14px;display:flex;gap:10px;align-items:center;margin-top:16px}.timer-option input{width:18px;height:18px;accent-color:var(--blue)}.result{max-width:950px;margin:30px auto;padding:36px;background:var(--paper);box-shadow:0 3px 14px #0002;text-align:center}.result h1{font-size:28px}.score{font-size:64px;color:var(--blue);font-weight:600;margin:18px 0}.result-actions{display:flex;justify-content:center;gap:12px;flex-wrap:wrap}.secondary{background:#fff;border:1px solid var(--blue);color:var(--blue);padding:12px 20px;border-radius:24px}.review-list{text-align:start;margin-top:30px;display:grid;gap:14px}.review-item{padding:18px;border:1px solid #d6dce2;background:white;line-height:1.6}.review-item.right{border-inline-start:4px solid var(--green)}.review-item.wrong{border-inline-start:4px solid var(--red)}.review-item h3{font-size:16px;margin:0 0 8px}.review-item p{margin:4px 0;font-size:14px}dialog{border:0;border-radius:8px;max-width:650px;width:calc(100% - 28px);padding:24px;box-shadow:0 10px 80px #0004}dialog::backdrop{background:#12213599}.dialog-head{display:flex;justify-content:space-between;align-items:center;gap:20px}.dialog-head h2{font-size:20px}.close{background:transparent;font-size:30px}.question-grid{display:grid;grid-template-columns:repeat(8,1fr);gap:8px}.grid-number{height:45px;border:1px solid #cad4df;background:#f3f6fa;border-radius:4px;position:relative}.grid-number.answered{background:#dce8f5;border-color:var(--blue)}.grid-number.current{outline:2px solid var(--orange)}.grid-number.marked::after{content:'★';font-size:10px;position:absolute;top:1px;right:3px;color:#946000}.legend{font-size:12px;color:#697686;margin-top:15px}.mobile-title{display:none}.reference-list{line-height:1.8;max-width:900px;margin:25px auto;padding:28px;background:white}.reference-list a{overflow-wrap:anywhere}[dir=rtl] .question-image{object-position:right center}[dir=rtl] .brand{direction:ltr}[dir=rtl] .top-tools{direction:ltr}[hidden]{display:none!important}@media(min-width:1500px){.split{max-width:1600px;width:100%;margin:auto}.panel{padding:42px}}@media(max-width:760px){.topbar{padding:12px;min-height:70px;gap:8px}.brand{font-size:14px;gap:9px}.brand-mark{width:38px;height:40px;font-size:10px}.top-tools{gap:6px}.top-tools select{max-width:125px;font-size:12px;padding:8px 4px}.top-tools .icon-button{display:none}.clock{font-size:14px}.split{grid-template-columns:1fr;gap:12px;padding:12px;min-height:0}.panel{padding:24px}.welcome h1{font-size:21px}.welcome{line-height:1.65}.source-note{padding-top:8px}.intro-controls{max-height:none;padding:24px}.intro-controls h2{font-size:23px}.stats{gap:24px;margin-bottom:22px}.stat{width:132px}.stat strong{font-size:40px;padding:12px}.stat span{padding:14px 5px}.bottom{padding:12px;min-height:74px;position:sticky;bottom:0;z-index:5;gap:6px}.bottom .orange{padding:11px 18px;font-size:10px;letter-spacing:1px;gap:7px}.footer-center{gap:5px}.footer-center button{font-size:20px;min-width:32px}.progress-label{font-size:12px}.question-panel{min-height:220px;padding:24px}.question-text{font-size:18px;margin:16px 0 6px}.question-panel.no-image{padding-top:70px}.answer-panel{padding:18px;gap:10px}.answer{min-height:70px;padding:16px 12px;gap:10px;font-size:15px}.question-image{max-height:260px}.feedback,.explanation{font-size:14px}.question-tools{margin-bottom:8px}.question-panel.has-image .question-text{margin-top:20px}.quiz.split{min-height:0}.result{margin:12px;padding:24px 18px}.question-grid{grid-template-columns:repeat(5,1fr)}.copyright{padding-bottom:9px}.reference-list{margin:12px;padding:20px}}@media(prefers-reduced-motion:no-preference){.answer{transition:border-color .15s,background .15s}.orange:hover{filter:brightness(1.04)}}
.answers{display:flex;flex-direction:column;gap:14px}.explanation details{font-size:13px;color:#586575;margin:10px 0}.explanation summary{cursor:pointer}.score small{font-size:24px;font-weight:400}button[aria-pressed=true]#flag{color:#ffb477}

.question-visual{margin:12px 0 0;width:100%;max-width:560px;align-self:center}.image-open{display:block;width:100%;padding:0;background:transparent;border:0;border-radius:3px;overflow:hidden;cursor:zoom-in}.image-open .question-image{display:block;width:100%;height:auto;max-width:none;max-height:340px;object-fit:contain;object-position:center}.question-visual figcaption{font-size:11px;color:#6a7480;margin-top:6px;text-align:start;line-height:1.5}.image-preview{max-width:1100px;width:calc(100% - 28px);padding:12px;background:#f8fafc}.image-preview .close{display:block;margin-inline-start:auto;min-height:36px;min-width:36px;line-height:1;color:#243e61}.image-preview img{display:block;max-width:100%;max-height:80dvh;object-fit:contain;margin:0 auto}[dir=rtl] .image-open .question-image{object-position:center}@media(max-width:760px){.question-visual{margin-top:6px}.image-open .question-image{max-height:270px}.question-panel.has-image .question-text{margin-top:18px}.question-visual figcaption{font-size:10px}.image-preview{padding:8px}}
.image-open{position:relative}.image-open::after{content:'⤢';position:absolute;inset-inline-end:8px;bottom:8px;display:grid;place-items:center;width:30px;height:30px;border-radius:4px;background:#ffffffea;color:#244b7f;font-size:23px;box-shadow:0 1px 5px #0002}.question-visual figcaption{color:#596371;font-size:12px}

/* Configurable speech buttons can display labels without clipping their text. */
.question-tools button.audio-label-visible{display:inline-flex;align-items:center;gap:8px;width:auto;min-width:44px;height:auto;min-height:40px;padding:8px 13px;border-radius:24px;white-space:normal;text-align:start}

/* Voice choice is a local device preference; no database credentials or speech data are stored. */
.voice-selector{display:block;margin-top:10px;font-size:.85rem;color:var(--blue)}.voice-selector select{display:block;max-width:100%;width:100%;margin-top:5px;padding:8px;border:1px solid #cbd5e1;border-radius:8px;background:white;color:#253348}

.member-logout{border:1px solid #ffffff66;border-radius:6px;background:transparent;color:#fff;padding:8px 10px;font:inherit;font-size:12px;cursor:pointer}.member-logout:hover{background:#ffffff20}