/* Smart Pro app. Builds on base.css (fonts, brand tokens).
   Every screen is a fixed, viewport-high app shell: header / scrolling body / action bar or tab bar.
   Content sits on white bordered cards over a soft green-grey canvas. Compact by design. */
:root{
  --ink:var(--navy);
  --canvas:#F3F6F5;--card:#fff;--line:#DFE7E5;--line-strong:#C5D1CE;--line-blue:#CFE4DF;--tint:#E5F2EF;--soft:#F7FAF9;
  --muted:#4A5653;--faint:#66726F;
  --right:#059669;--right-bg:#ECFDF5;--right-line:#A7F3D0;--right-ink:#047857;
  --wrong:#DC2626;--wrong-bg:#FEF2F2;--wrong-line:#FECACA;--wrong-ink:#B91C1C;
  --warn:#D97706;--warn-bg:#FFFBEB;--warn-line:#FDE68A;--warn-ink:#B45309;
  --info:#0284C7;--info-bg:#F0F9FF;--brand-ink:var(--primary);--right-solid:#047857;
  --hero:linear-gradient(140deg,#0B0F0E 0%,#11302B 58%,#0A6B5D 100%);
  /* Corner radii, one rule: overlays (hero, dialogs, sheets) 20, cards 16, controls 12, small chips/keys/cells 8, pills 999. */
  --r-lg:20px;--r-card:16px;--r-ctl:12px;--r-sm:8px;--pad:14px;
  --content:100%; /* readable width of a screen's content; grows on tablets and desktops */
  --shadow-sm:0 1px 3px rgba(10,22,20,.06),0 2px 6px rgba(10,22,20,.04);
  --shadow-card:0 1px 3px rgba(10,22,20,.07),0 4px 16px rgba(10,22,20,.05);
  --shadow-hover:0 4px 16px rgba(10,22,20,.10),0 12px 32px rgba(10,22,20,.07);
  --shadow-btn:0 6px 14px -6px rgba(5,70,60,.55);
}
html,body{height:100%}
label,summary,.card{-webkit-tap-highlight-color:transparent}
/* The frame fills the screen exactly, so the page itself never needs to scroll; if a browser ever reports a
   bigger layout (e.g. zoom), the page stays scrollable instead of locking the student out. */
html{overscroll-behavior-y:none}
body{border-top:0;background:var(--canvas)}
.sr-only{position:absolute;width:1px;height:1px;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
[tabindex="-1"]:focus{outline:none}
input:focus-visible,select:focus-visible{outline:3px solid var(--accent);outline-offset:2px}
.boot{margin:0;padding:96px 20px;text-align:center;font:500 15px/1.6 var(--ui);color:var(--muted)}

/* ---------- App shell ---------- */
.frame{display:flex;flex-direction:column;width:100%;height:100vh;height:100dvh;background:var(--canvas)}
/* Content is centred at --content width inside full-width bars, so every size uses the screen well. */
.col{display:flex;flex-direction:column;gap:10px;min-width:0}
.card-grid{display:grid;grid-template-columns:minmax(0,1fr);gap:10px}
.app{flex:1;min-height:0}
.screen{display:flex;flex-direction:column;height:100%;background:var(--canvas)}
.body{flex:1;min-height:0;overflow-y:auto;overscroll-behavior:contain;-webkit-overflow-scrolling:touch;display:flex;flex-direction:column;gap:10px;padding:12px max(var(--pad),calc((100% - var(--content)) / 2)) 14px}
.body>*{flex:none}
.card{min-width:0;background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);box-shadow:var(--shadow-card)}
.card__title{margin:0 0 10px;font:700 14px/1.3 var(--ui);color:var(--ink)}

/* Header: logo mark in the middle, controls on the sides */
.hdr{flex:none;display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:8px;height:58px;padding:0 12px;background:var(--card);border-top:3px solid var(--primary);border-bottom:1px solid var(--line)}
.hdr__side{display:flex;align-items:center;min-width:0}
.hdr__side--end{justify-content:flex-end}
.hdr__brand{display:grid;place-items:center;min-width:44px;min-height:44px;border-radius:var(--r-ctl)}
.hdr__brand img{display:block;width:40px;height:40px;object-fit:contain}
.hdr__btn{display:grid;place-items:center;width:44px;height:44px;padding:0;border:1px solid var(--line);border-radius:var(--r-ctl);background:var(--card);color:var(--ink);cursor:pointer;font:800 15px/1 var(--ui)}
.hdr__btn svg{width:20px;height:20px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.hdr__btn--lang[lang=ar]{font:700 18px/1 var(--arabic)}
@media(hover:hover){.hdr__btn:hover{background:var(--tint);border-color:var(--line-strong)}}
.iconbtn{display:grid;place-items:center;width:44px;height:44px;padding:0;border:1px solid var(--line);border-radius:var(--r-ctl);background:var(--card);color:var(--ink);cursor:pointer}
.iconbtn svg{width:20px;height:20px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.pillbtn{display:inline-flex;align-items:center;justify-content:center;gap:6px;height:44px;min-width:44px;margin:0;padding:0 11px;border:1px solid var(--line);border-radius:999px;background:var(--soft);font:700 13px/1 var(--ui);color:var(--ink);font-variant-numeric:tabular-nums;cursor:pointer;white-space:nowrap}
.pillbtn svg{width:15px;height:15px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.pillbtn--score{color:var(--right-ink);background:var(--right-bg);border-color:var(--right-line);cursor:default}
@media(hover:hover){.iconbtn:hover,.pillbtn:not(.pillbtn--score):hover{background:var(--tint);border-color:var(--line-strong)}}

/* Bottom action bar */
.bar{flex:none;display:grid;gap:10px;padding:10px max(var(--pad),calc((100% - var(--content)) / 2)) max(10px,env(safe-area-inset-bottom));background:var(--card);border-top:1px solid var(--line)}
.bar--split{grid-template-columns:auto 1fr}
.bar--even{grid-template-columns:1fr 1fr}
.bar--even .btn{padding:0 12px}

/* ---------- Buttons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:50px;padding:0 18px;border:0;border-radius:var(--r-ctl);font:700 15.5px/1.2 var(--ui);text-decoration:none;cursor:pointer;transition:background-color 140ms ease,box-shadow 140ms ease,transform 140ms ease}
.btn svg{width:19px;height:19px;flex:none;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.btn:active:not(:disabled){transform:translateY(1px)}
.btn--block{width:100%}
.btn--sm{min-height:44px;padding:0 14px;font-size:14px;border-radius:var(--r-ctl)}
.btn--square{width:50px;padding:0}
.btn--primary{background:var(--primary);color:#fff;box-shadow:var(--shadow-btn)}
.btn--primary:disabled{background:var(--soft);color:var(--faint);box-shadow:inset 0 0 0 1px var(--line);cursor:not-allowed}
.btn--secondary{background:var(--card);color:var(--ink);box-shadow:inset 0 0 0 1px var(--line-strong),0 1px 2px #0A16140F}
.btn--secondary:disabled{color:#94A3B8;box-shadow:inset 0 0 0 1px var(--line);cursor:not-allowed}
.btn--quiet{background:transparent;color:var(--muted)}
@media(hover:hover){
  .btn--primary:hover:not(:disabled){background:var(--primary-mid)}
  .btn--secondary:hover:not(:disabled){background:var(--soft)}
  .btn--quiet:hover{color:var(--ink);background:#0A16140A}
}

/* ---------- Setup ---------- */
.course-head{display:grid;justify-items:center;gap:1px;padding:12px var(--pad) 13px;text-align:center;border:0;color:#fff;background:var(--hero);box-shadow:0 12px 30px rgba(5,70,60,.18)}
.course-head__topic{display:inline-flex;flex-wrap:wrap;justify-content:center;gap:6px;margin:0 0 5px;padding:4px 11px;border-radius:999px;background:rgba(255,255,255,.10);font:500 12px/1.5 var(--ui);color:rgba(255,255,255,.78)}
.course-head__topic strong{color:#fff;font-weight:700}
.course-head__en{margin:0;font:800 18px/1.3 var(--ui);color:#fff;letter-spacing:-.2px}
.course-head__ar{margin:1px 0 0;font:500 14px/1.5 var(--arabic);color:rgba(255,255,255,.88)}
.course-head__stats{display:flex;gap:8px;margin:9px 0 0;font:500 12px/1.2 var(--ui);color:rgba(255,255,255,.88)}
.course-head__stats span{padding:5px 10px;border-radius:var(--r-sm);background:rgba(0,0,0,.2)}
.course-head__stats strong{color:#fff;font-weight:800}

.mistakes-cta{display:flex;align-items:center;gap:11px;padding-block:10px;padding-inline:12px 11px}
.mistakes-cta__icon{display:grid;place-items:center;flex:none;width:34px;height:34px;border-radius:var(--r-ctl);background:var(--wrong-bg);color:var(--wrong-ink)}
.mistakes-cta__icon svg{width:19px;height:19px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.mistakes-cta__copy{flex:1;min-width:0}
.mistakes-cta__title{margin:0;font:700 14px/1.3 var(--ui);color:var(--ink)}
.mistakes-cta__text{margin:1px 0 0;font:500 12px/1.3 var(--ui);color:var(--muted)}

.resume{display:grid;grid-template-columns:minmax(0,1fr) auto;align-items:center;gap:10px;padding-block:11px;padding-inline:var(--pad) 11px;border-color:var(--line-blue);background:var(--tint)}
.resume__title{margin:0;font:700 14px/1.3 var(--ui);color:var(--ink)}
.resume__text{margin:2px 0 0;font:400 12.5px/1.35 var(--ui);color:var(--muted)}
.resume__actions{display:flex;gap:4px}

.setup{display:grid;grid-template-columns:minmax(0,1fr);padding:4px var(--pad)}
.setup__group{min-width:0;margin:0;padding:8px 0;border:0}
.setup__group+.setup__group{border-top:1px solid var(--line)}
.setup legend{float:left;width:100%;padding:0;margin:0 0 9px;font:700 13px/1.3 var(--ui);color:var(--ink)}
.setup legend+*{clear:both}
.tiles{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px}
.tile{position:relative;display:flex;align-items:center;gap:9px;min-width:0;min-height:50px;padding:9px 9px 9px 10px;border:1px solid var(--line);border-radius:var(--r-ctl);background:var(--card);cursor:pointer;transition:border-color 120ms ease,background-color 120ms ease,box-shadow 120ms ease}
.tile input{position:absolute;inset:0;width:100%;height:100%;margin:0;opacity:0;cursor:pointer}
.tile__icon{display:grid;place-items:center;flex:none;width:30px;height:30px;border-radius:var(--r-sm);background:var(--tint);color:var(--brand-ink)}
.tile__icon svg{width:19px;height:19px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.tile__icon--art svg{width:20px;height:20px;stroke-width:2}
.tile__copy{display:grid;gap:1px;min-width:0}
.tile__title{font:700 13.5px/1.25 var(--ui);color:var(--ink)}
.tile__text{font:500 11.5px/1.3 var(--ui);color:var(--muted)}
.tile__tick{flex:none;align-self:flex-start;margin-inline-start:auto;display:grid;place-items:center;width:16px;height:16px;border-radius:50%;border:1.5px solid var(--line-strong);color:transparent;background:var(--card)}
.tile__tick svg{width:10px;height:10px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.tile:has(input:checked){border-color:var(--brand-ink);background:var(--tint);box-shadow:inset 0 0 0 1px var(--primary)}
.tile:has(input:checked) .tile__icon{background:var(--primary);color:#fff}
.tile:has(input:checked) .tile__tick{border-color:var(--brand-ink);background:var(--primary);color:#fff}
.tile:has(input:focus-visible){outline:3px solid var(--accent);outline-offset:2px}
@media(hover:hover){.tile:not(:has(input:checked)):hover{border-color:var(--line-strong);background:var(--soft)}}

.segs{display:grid;grid-auto-flow:column;grid-auto-columns:1fr;gap:3px;padding:3px;border:1px solid var(--line);border-radius:var(--r-ctl);background:var(--soft)}
.seg{position:relative;display:block;cursor:pointer}
.seg input{position:absolute;inset:0;width:100%;height:100%;margin:0;opacity:0;cursor:pointer}
.seg>span{display:grid;place-items:center;min-height:40px;padding:0 8px;border-radius:var(--r-sm);font:700 14px/1 var(--ui);color:var(--muted);white-space:nowrap;font-variant-numeric:tabular-nums;transition:background-color 120ms ease,color 120ms ease}
.seg>input:checked+span{background:var(--primary);color:#fff;box-shadow:0 3px 8px -3px #05564A99}
.seg:has(input:focus-visible){outline:3px solid var(--accent);outline-offset:1px;border-radius:var(--r-sm)}
.segs--compact .seg>span{min-height:38px;font-size:13px}

/* ---------- Question ---------- */
.qcard{padding:11px var(--pad) 13px}
.qcard__meta{display:flex;align-items:center;justify-content:space-between;gap:10px}
.qcard__count{margin:0;font:500 12.5px/1 var(--ui);color:var(--muted);font-variant-numeric:tabular-nums}
.qcard__count strong{color:var(--ink);font-weight:800}
.chip{padding:4px 9px;border-radius:999px;background:var(--tint);border:1px solid var(--line-blue);font:700 11px/1 var(--ui);color:var(--brand-ink)}
.chip--exam{background:var(--navy);border-color:var(--navy);color:#fff}
.meter{flex:1;height:5px;border-radius:999px;background:var(--canvas);overflow:hidden}
.meter--quiz{margin:8px 0 10px}
.meter span{display:block;height:100%;border-radius:inherit;background:var(--primary);transform-origin:var(--start);transition:transform 260ms ease}
.qcard__hint{display:flex;align-items:center;flex-wrap:wrap;gap:6px 8px;margin:0 0 6px;font:500 12.5px/1.3 var(--ui);color:var(--muted)}
.qcard__type{padding:3px 7px;border-radius:var(--r-sm);background:var(--soft);border:1px solid var(--line);font-weight:700;font-size:11px;color:var(--ink)}
.qcard__prompt{margin:0;font:700 18px/1.42 var(--ui);color:var(--ink);letter-spacing:-.2px;overflow-wrap:anywhere}
.gap{display:inline-block;width:4em;height:.95em;margin:0 .12em;vertical-align:-.1em;border-bottom:2px solid var(--accent)}
.gap--filled{width:auto;height:auto;padding:0 .3em;border-radius:5px 5px 0 0;background:var(--tint);color:var(--accent);vertical-align:baseline}
.gap--filled.is-right{background:var(--right-bg);border-color:var(--right-ink);color:var(--right-ink)}
.gap--filled.is-wrong{background:var(--wrong-bg);border-color:var(--wrong-ink);color:var(--wrong-ink);text-decoration:line-through;text-decoration-thickness:1.5px}
.options--words .option{min-height:50px}
.options--words .option__text{font-size:15px}

.options{display:grid;grid-template-columns:minmax(0,1fr);gap:7px}
.options--pair{grid-template-columns:repeat(2,minmax(0,1fr))}
.option{position:relative;display:flex;align-items:center;gap:12px;width:100%;min-height:48px;padding:9px 12px;border:1px solid var(--line);border-radius:var(--r-ctl);background:var(--card);box-shadow:0 1px 2px #0A16140A;color:var(--text);text-align:start;cursor:pointer;transition:border-color 120ms ease,background-color 120ms ease,box-shadow 120ms ease,opacity 120ms ease}
.options--pair .option{justify-content:center;min-height:62px}
.option__key{display:grid;place-items:center;width:28px;height:28px;flex:none;border-radius:var(--r-sm);border:1px solid var(--line-strong);background:var(--soft);font:700 12.5px/1 var(--ui);color:var(--muted)}
.option__text{flex:1;font:500 15px/1.4 var(--ui);overflow-wrap:anywhere}
.options--pair .option__text{flex:none;font-weight:700;font-size:16px;color:var(--ink)}
.options--pair .option.is-right .option__text,.options--pair .option.is-wrong .option__text{color:inherit}
.option__mark{display:grid;place-items:center;flex:none}
.options--pair .option__mark{position:absolute;right:12px;top:50%;transform:translateY(-50%)}
.option__mark svg{width:20px;height:20px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.option.is-selected{border-color:var(--brand-ink);background:var(--tint);box-shadow:inset 0 0 0 1px var(--primary),0 4px 12px -6px #05564A59}
.option.is-selected .option__key{background:var(--primary);border-color:var(--brand-ink);color:#fff}
.option:disabled{cursor:default}
.option.is-right{border-color:var(--right-ink);background:var(--right-bg);box-shadow:inset 0 0 0 1px var(--right);color:var(--right-ink)}
.option.is-right .option__key{background:var(--right);border-color:var(--right-ink);color:#fff}
.option.is-wrong{border-color:var(--wrong-ink);background:var(--wrong-bg);box-shadow:inset 0 0 0 1px var(--wrong);color:var(--wrong-ink)}
.option.is-wrong .option__key{background:var(--wrong);border-color:var(--wrong-ink);color:#fff}
.option.is-dim{opacity:.62;box-shadow:none}
@media(hover:hover){.option:not(:disabled):not(.is-selected):hover{border-color:var(--line-strong);background:var(--soft)}}

.pairs{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:minmax(0,1fr);gap:8px}
.pair{display:grid;grid-template-columns:minmax(0,1fr);gap:7px;padding:10px 12px;border-radius:var(--r-ctl)}
.pair.is-right{border-color:var(--right-line);background:var(--right-bg)}
.pair.is-wrong{border-color:var(--wrong-line);background:var(--wrong-bg)}
.pair__left{font:700 14px/1.35 var(--ui);color:var(--ink)}
.pair__pick{display:flex;align-items:center;gap:8px;min-width:0}
.pair select{flex:1;width:100%;min-width:0;min-height:44px;padding:0 34px 0 11px;border:1px solid var(--line-strong);border-radius:var(--r-sm);background:var(--soft) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23475569' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E") no-repeat right 10px center/16px;font:500 16px/1.3 var(--ui);color:var(--text);text-overflow:ellipsis;appearance:none;-webkit-appearance:none}
.pair select:disabled{opacity:1;background-image:none;background-color:var(--card);padding-right:11px;color:var(--text)}
.pair__mark svg{display:block;width:20px;height:20px;fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.pair.is-right .pair__mark svg{stroke:var(--right)}
.pair.is-wrong .pair__mark svg{stroke:var(--wrong)}
.pair__fix{margin:0;font:500 13px/1.35 var(--ui);color:var(--muted)}
.pair__fix strong{color:var(--right-ink);font-weight:700}

/* Practice feedback replaces the action bar */
.bar--verdict{gap:10px;padding-top:12px;border-top-width:2px;animation:rise 200ms ease-out}
.bar--verdict.is-right{background:var(--right-bg);border-top-color:var(--right-line)}
.bar--verdict.is-wrong{background:var(--wrong-bg);border-top-color:var(--wrong-line)}
@keyframes rise{from{transform:translateY(16px);opacity:.5}to{transform:none;opacity:1}}
.verdict{display:flex;align-items:flex-start;gap:10px;min-width:0}
.verdict__icon{display:grid;place-items:center;flex:none;width:28px;height:28px;border-radius:50%;color:#fff}
.is-right .verdict__icon{background:var(--right)}
.is-wrong .verdict__icon{background:var(--wrong)}
.verdict__icon svg{width:16px;height:16px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.verdict__copy{display:grid;gap:2px;min-width:0;padding-top:3px}
.verdict__title{margin:0;font:800 16px/1.25 var(--ui)}
.is-right .verdict__title{color:var(--right-ink)}
.is-wrong .verdict__title{color:var(--wrong-ink)}
.verdict__detail{margin:0;font:400 14px/1.45 var(--ui);color:var(--text);overflow-wrap:anywhere}
.verdict__detail strong{font-weight:700}
.btn--verdict{color:#fff}
.is-right .btn--verdict{background:var(--right-solid);box-shadow:0 6px 14px -6px rgba(5,150,105,.55)}
.is-wrong .btn--verdict{background:var(--wrong);box-shadow:0 6px 14px -6px rgba(220,38,38,.5)}
.note{margin:0;font:400 13.5px/1.5 var(--ui);color:var(--text)}
.note--source{color:var(--muted);font-size:12.5px}

/* ---------- Results ---------- */
.score{display:flex;align-items:center;gap:16px;padding:14px var(--pad)}
.ring{position:relative;flex:none;width:104px;height:104px}
.ring svg{display:block;width:100%;height:100%;transform:rotate(-90deg)}
.ring circle{fill:none;stroke-width:11;stroke-linecap:round}
.ring__track{stroke:var(--canvas)}
.ring__arc{stroke:var(--primary)}
.ring__text{position:absolute;inset:0;display:grid;place-content:center;grid-auto-flow:column;align-items:baseline;margin:0;font:800 28px/1 var(--ui);color:var(--ink);letter-spacing:-1px;font-variant-numeric:tabular-nums}
.ring__text span{font-size:14px;letter-spacing:0;margin-left:1px;color:var(--muted)}
.score__copy{display:grid;gap:3px;min-width:0}
.score__title{margin:0;font:800 19px/1.25 var(--ui);color:var(--ink)}
.score__line{margin:0;font:600 14px/1.35 var(--ui);color:var(--text)}
.score__time{margin:0;font:500 12.5px/1.35 var(--ui);color:var(--muted)}

.stats{display:grid;grid-template-columns:repeat(3,1fr);margin:0;padding:0;overflow:hidden}
.stats__item{display:grid;gap:3px;padding:10px 12px}
.stats__item+.stats__item{border-inline-start:1px solid var(--line)}
.stats dt{display:flex;align-items:center;gap:6px;font:600 12px/1.2 var(--ui);color:var(--muted)}
.stats dt::before{content:'';width:8px;height:8px;border-radius:3px}
.stats .is-right dt::before{background:var(--right)}
.stats .is-wrong dt::before{background:var(--wrong)}
.stats .is-skip dt::before{background:#94A3B8}
.stats dd{margin:0;font:800 20px/1.1 var(--ui);color:var(--ink);font-variant-numeric:tabular-nums}

.answers,.types{padding:12px var(--pad) 14px}
.qmap{list-style:none;display:grid;grid-template-columns:repeat(auto-fill,minmax(42px,1fr));gap:6px;margin:0;padding:0}
.qmap__cell{display:grid;place-items:center;width:100%;height:42px;border:1px solid var(--line);border-radius:var(--r-sm);background:var(--card);font:700 12px/1 var(--ui);color:var(--ink);font-variant-numeric:tabular-nums;cursor:pointer}
.qmap__cell.is-right{background:var(--right-bg);border-color:var(--right-line);color:var(--right-ink)}
.qmap__cell.is-wrong{background:var(--wrong-bg);border-color:var(--wrong-line);color:var(--wrong-ink)}
.qmap__cell.is-skip{background:var(--soft);border-style:dashed;border-color:var(--line-strong);color:var(--faint)}
.qmap__cell.is-done{background:var(--primary);border-color:var(--brand-ink);color:#fff}
.qmap__cell.is-current{outline:2px solid var(--accent);outline-offset:2px}

.types__list{list-style:none;display:grid;gap:8px;margin:0;padding:0}
.types__list li{display:grid;grid-template-columns:104px minmax(0,1fr) 38px;align-items:center;gap:10px;font:600 12.5px/1.2 var(--ui)}
.types__name{color:var(--ink);white-space:nowrap}
.types__track{height:7px;border-radius:999px;background:var(--canvas);overflow:hidden}
.types__track span{display:block;height:100%;border-radius:inherit;background:var(--primary);transform-origin:var(--start)}
.types__value{text-align:end;color:var(--muted);font-variant-numeric:tabular-nums}

/* ---------- Review ---------- */
.pagebar{flex:none;background:var(--card);border-bottom:1px solid var(--line)}
.pagebar__row{display:flex;align-items:center;gap:10px;min-height:52px;padding:4px max(var(--pad),calc((100% - var(--content)) / 2))}
.pagebar__start,.pagebar__end{flex:none;display:flex;align-items:center}
.pagebar__title{flex:1;min-width:0}
.pagebar__title h1{margin:0;font:800 16px/1.25 var(--ui);color:var(--ink);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.pagebar__title p{margin:1px 0 0;font:500 12px/1.3 var(--ui);color:var(--muted);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.pagebar__meta{font:600 12.5px/1 var(--ui);color:var(--muted)}
.pagebar__meter{height:3px;background:var(--canvas)}
.pagebar__meter span{display:block;height:100%;background:var(--primary);transform-origin:var(--start);transition:transform 260ms ease}
.qcount strong{font-weight:800}
.review{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:minmax(0,1fr);gap:10px}
.rcard{display:grid;gap:9px;padding:12px var(--pad) 14px;scroll-margin-top:12px}
.rcard:focus-visible{outline:3px solid var(--accent);outline-offset:2px}
.rcard__meta{display:flex;align-items:center;gap:8px;margin:0;font:600 12px/1 var(--ui);color:var(--muted)}
.rcard__num{display:grid;place-items:center;min-width:24px;height:24px;padding:0 6px;border-radius:var(--r-sm);border:1px solid var(--line);background:var(--soft);font-weight:800;color:var(--ink);font-variant-numeric:tabular-nums}
.rcard__state{display:flex;align-items:center;gap:4px;margin-inline-start:auto;padding:4px 8px;border-radius:999px;font-weight:700}
.rcard__state svg{width:13px;height:13px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.rcard.is-right .rcard__state{color:var(--right-ink);background:var(--right-bg)}
.rcard.is-wrong .rcard__state{color:var(--wrong-ink);background:var(--wrong-bg)}
.rcard.is-skip .rcard__state{color:var(--muted);background:var(--soft)}
.rcard__prompt{margin:0;font:700 15px/1.45 var(--ui);color:var(--ink);overflow-wrap:anywhere}
.rcard__prompt .gap{width:3em}
.rans{display:grid;gap:6px;margin:0;padding:10px 12px;border-radius:var(--r-ctl);background:var(--soft);border:1px solid var(--line)}
.rans div{display:grid;gap:1px}
.rans dt{font:600 11.5px/1.3 var(--ui);color:var(--muted)}
.rans dd{margin:0;font:600 14px/1.4 var(--ui);overflow-wrap:anywhere}
.rans .is-right dd{color:var(--right-ink)}
.rans .is-wrong dd{color:var(--wrong-ink)}
.rans em,.rpairs em{font-style:normal;font-weight:500;color:var(--faint)}
.rpairs{list-style:none;display:grid;gap:7px;margin:0;padding:10px 12px;border-radius:var(--r-ctl);background:var(--soft);border:1px solid var(--line)}
.rpairs li{display:grid;gap:1px;font:500 13.5px/1.4 var(--ui)}
.rpairs__left{font-weight:700;color:var(--ink)}
.rpairs .is-right .rpairs__right{color:var(--right-ink)}
.rpairs s{color:var(--wrong-ink)}
.rpairs strong{color:var(--right-ink);font-weight:700}

/* ---------- Dialogs ---------- */
.dialog{width:min(380px,calc(100% - 32px));max-height:calc(100dvh - 32px);margin:auto;padding:0;border:1px solid var(--line);border-radius:var(--r-lg);background:var(--card);color:var(--text);box-shadow:0 24px 60px #0A161447}
.dialog::backdrop{background:#0A161480}
.dialog[open]{animation:pop 170ms ease-out}
@keyframes pop{from{transform:scale(.97);opacity:0}to{transform:none;opacity:1}}
.dialog__panel{display:grid;gap:6px;padding:20px}
.dialog__title{margin:0;font:800 18px/1.3 var(--ui);color:var(--ink)}
.dialog__text{margin:0;font:400 14.5px/1.5 var(--ui);color:var(--muted)}
.dialog__actions{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-top:14px}
.dialog--sheet{width:min(560px,100%);max-width:100%;max-height:82dvh;margin:auto auto 0;border-radius:var(--r-lg) var(--r-lg) 0 0;border-bottom:0;overflow:auto}
.dialog--sheet[open]{animation:rise 200ms ease-out}
.dialog--sheet .dialog__panel{gap:12px;padding:8px var(--pad) max(14px,env(safe-area-inset-bottom))}
.dialog--sheet .dialog__panel::before{content:'';justify-self:center;width:38px;height:4px;border-radius:999px;background:var(--line-strong)}
.sheet__head{display:flex;align-items:center;justify-content:space-between}
.sheet__close{min-height:44px;margin-inline-end:-8px}
.sheet__summary{display:flex;gap:14px;margin:-4px 0 0;font:600 12.5px/1.3 var(--ui);color:var(--muted)}
.legend{display:inline-flex;align-items:center;gap:6px}
.legend::before{content:'';width:10px;height:10px;border-radius:3px;border:1px solid var(--line-strong);background:var(--card)}
.legend--done::before{border-color:var(--brand-ink);background:var(--primary)}
.sheet__foot{position:sticky;bottom:0;padding-top:6px;background:var(--card)}

.notice{display:grid;justify-items:center;gap:8px;padding:28px var(--pad);text-align:center}
.notice h1{margin:0;font:800 19px/1.35 var(--ui);color:var(--ink)}
.notice p{margin:0 0 6px;font:400 14.5px/1.5 var(--ui);color:var(--muted)}

/* ---------- Navigation: tab bar ---------- */
.tabbar{flex:none;display:grid;grid-template-columns:repeat(3,1fr);padding:6px 8px max(6px,env(safe-area-inset-bottom));background:var(--card);border-top:1px solid var(--line)}
.tab{display:grid;justify-items:center;gap:3px;padding:6px 0 4px;border-radius:var(--r-ctl);color:var(--faint);text-decoration:none;font:700 11px/1 var(--ui)}
.tab__icon{position:relative;display:grid;place-items:center;width:44px;height:28px;border-radius:999px;transition:background-color 140ms ease}
.tab__icon svg{width:21px;height:21px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.tab.is-active{color:var(--brand-ink)}
.tab.is-active .tab__icon{background:var(--tint)}
.tab__badge{position:absolute;top:-3px;inset-inline-end:2px;min-width:17px;height:17px;padding:0 4px;border-radius:999px;border:2px solid var(--card);background:var(--wrong);color:#fff;font:800 10px/13px var(--ui);text-align:center}
.tab:focus-visible{outline:3px solid var(--accent);outline-offset:-3px}

/* ---------- Shared page pieces ---------- */
.section-head{display:flex;align-items:baseline;justify-content:space-between;margin:4px 2px -3px}
.section-head h2{margin:0;font:700 12.5px/1.3 var(--ui);color:var(--muted)}
.section-head a{display:inline-grid;place-items:center;min-height:44px;margin-block:-15px;padding-inline:6px;margin-inline-end:-6px;font:700 13px/1 var(--ui);color:var(--brand-ink);text-decoration:none}
.lead{margin:2px 2px 0;font:500 13.5px/1.5 var(--ui);color:var(--muted)}
.fineprint{margin:4px 0 0;text-align:center;font:500 12px/1.5 var(--ui);color:var(--muted)}
.fineprint a{display:inline-block;padding-block:12px;color:var(--muted)}
a.card{color:inherit;text-decoration:none}
.go{color:var(--faint)}
.empty{display:grid;justify-items:center;gap:8px;padding:28px 20px 24px;text-align:center}
.empty__icon{display:grid;place-items:center;width:52px;height:52px;margin-bottom:4px;border-radius:var(--r-card);background:var(--tint);color:var(--brand-ink)}
.empty__icon svg{width:26px;height:26px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.empty h1,.empty h2{margin:0;font:800 18px/1.3 var(--ui);color:var(--ink)}
.empty p{max-width:30ch;margin:0 0 8px;font:400 14px/1.5 var(--ui);color:var(--muted)}

/* ---------- Home ---------- */
.hero{position:relative;overflow:hidden;display:grid;gap:0;padding:18px 16px 16px;border-radius:var(--r-lg);color:#fff;background:var(--hero);box-shadow:0 12px 30px rgba(5,70,60,.18)}
.hero__meta{display:flex;flex-wrap:wrap;align-items:center;gap:8px;margin:0 0 10px}
.hero__chip{padding:4px 11px;border-radius:999px;background:rgba(0,0,0,.2);color:rgba(255,255,255,.88);font:700 12px/1.4 var(--ui)}
.hero__date{font:500 12px/1.4 var(--ui);color:rgba(255,255,255,.88)}
.hero__title{margin:0 0 2px;font:800 23px/1.25 var(--ui);letter-spacing:-.3px}
.hero__stats{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px;margin:14px 0 14px}
.hero__stat{display:grid;gap:3px;padding:10px 12px;border-radius:var(--r-ctl);background:rgba(0,0,0,.2)}
.hero__stat-value{font:800 20px/1 var(--ui);font-variant-numeric:tabular-nums;white-space:nowrap}
.hero__stat-label{font:500 11.5px/1.25 var(--ui);color:rgba(255,255,255,.88)}
.hero__actions{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px}
.hero__actions .btn{min-height:44px;font-size:14.5px;border-radius:var(--r-ctl)}
.btn--glass{background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.13);color:#fff}
.btn--light{background:rgba(255,255,255,.94);color:#05564A}
@media(hover:hover){.btn--glass:hover{background:rgba(255,255,255,.14)}.btn--light:hover{background:var(--card)}}

/* Progress KPIs (dashboard style: start accent stripe + tinted icon chip) */
.kpis{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}
.kpi{position:relative;display:flex;align-items:center;gap:10px;min-width:0;padding-block:12px;padding-inline:15px 12px;overflow:hidden;border:1px solid var(--line);border-radius:var(--r-ctl);background:var(--card);box-shadow:var(--shadow-sm);color:inherit;text-decoration:none}
.kpi::before{content:'';position:absolute;inset-block:0;inset-inline-start:0;width:3px;background:var(--kpi-accent,var(--primary));opacity:.6}
.kpi__icon{display:grid;place-items:center;flex:none;width:34px;height:34px;border-radius:var(--r-sm);background:var(--kpi-soft,var(--tint));color:var(--kpi-accent,var(--primary))}
.kpi__icon svg{width:17px;height:17px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.kpi__copy{display:grid;gap:3px;min-width:0}
.kpi__value{font:800 20px/1 var(--ui);color:var(--text);font-variant-numeric:tabular-nums;letter-spacing:-.3px}
.kpi__label{font:600 11.5px/1.25 var(--ui);color:var(--text)}
.kpi--blue{--kpi-accent:var(--bright);--kpi-soft:var(--tint)}
.kpi--green{--kpi-accent:var(--right);--kpi-soft:var(--right-bg)}
.kpi--amber{--kpi-accent:var(--warn);--kpi-soft:var(--warn-bg)}
.kpi--red{--kpi-accent:var(--wrong);--kpi-soft:var(--wrong-bg)}
.kpi--sky{--kpi-accent:var(--info);--kpi-soft:var(--info-bg)}
a.kpi:active{transform:scale(.99)}
@media(hover:hover){a.kpi:hover{box-shadow:var(--shadow-hover)}a.kpi:hover::before{opacity:.9}}

/* "Needs your attention" (dashboard warning card) */
.attention{display:grid;gap:10px;padding:14px;border:1px solid var(--warn-line);border-radius:var(--r-card);background:var(--warn-bg)}
.attention__head{display:flex;align-items:center;gap:10px;margin:0;font:800 15px/1.3 var(--ui);color:var(--warn-ink)}
.attention__icon{display:grid;place-items:center;width:34px;height:34px;border-radius:var(--r-ctl);background:var(--warn);color:#fff}
.attention__icon svg{width:18px;height:18px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.attention__row{min-height:44px;display:flex;align-items:center;justify-content:space-between;gap:10px;padding-block:9px;padding-inline:12px 10px;border-radius:var(--r-ctl);background:rgba(255,255,255,.7);border:1px solid var(--warn-line);color:var(--warn-ink);text-decoration:none;font:700 13.5px/1.3 var(--ui)}
.attention__row span:last-child{display:inline-flex;align-items:center;gap:4px;font-size:12.5px}
.attention__row svg{width:15px;height:15px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}

.section-label{margin:4px 2px -3px;font:700 12.5px/1.3 var(--ui);color:var(--muted)}

.continue{display:flex;align-items:center;gap:12px;width:100%;padding:12px;border:1px solid var(--line);text-align:start;cursor:pointer;font:inherit}
.continue__icon{display:grid;place-items:center;flex:none;width:42px;height:42px;border-radius:var(--r-ctl);background:var(--primary);color:#fff;box-shadow:var(--shadow-btn)}
.continue__icon svg{width:21px;height:21px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.continue__copy{display:grid;gap:1px;flex:1;min-width:0}
.continue__title{font:800 14.5px/1.3 var(--ui);color:var(--ink)}
.continue__text{font:500 12.5px/1.35 var(--ui);color:var(--muted)}
.continue__meta{font:700 12px/1.3 var(--ui);color:var(--accent)}
.continue__go,.course-card__go,.topic-card__go{display:grid;place-items:center;flex:none;width:28px;height:28px;border-radius:var(--r-sm);background:var(--soft);color:var(--muted)}
.continue__go svg,.course-card__go svg,.topic-card__go svg{width:16px;height:16px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}

.course-card{display:flex;align-items:center;gap:12px;padding:12px}
.course-card__mono{display:grid;place-items:center;flex:none;width:48px;height:48px;border-radius:var(--r-card);background:var(--tint);border:1px solid var(--line-blue);font:800 16px/1 var(--ui);color:var(--brand-ink);letter-spacing:.5px}
.course-card__copy{display:grid;gap:2px;flex:1;min-width:0}
.course-card__en{font:800 15px/1.3 var(--ui);color:var(--ink)}
.course-card__ar{font:600 13px/1.45 var(--arabic);color:var(--muted);justify-self:start}
.course-card__meta{font:500 12px/1.3 var(--ui);color:var(--faint)}
.course-card__progress,.topic-card__progress{display:flex;align-items:center;gap:8px;margin-top:5px;font:700 11.5px/1 var(--ui);color:var(--muted);font-variant-numeric:tabular-nums}

/* WhatsApp request: the one green surface on the page, so the eye lands on it.
   Every text colour is checked against the darkest-to-lightest green behind it (white on #15803D = 5:1). */
.help{position:relative;isolation:isolate;overflow:hidden;display:flex;align-items:center;gap:10px;padding:12px;border-radius:var(--r-card);background:linear-gradient(140deg,#15803D 0%,#166534 62%,#14532D 100%);color:#fff;text-decoration:none;box-shadow:inset 0 1px 0 #FFFFFF2E,0 12px 26px -14px #14532DB3;-webkit-tap-highlight-color:transparent;transition:transform .15s ease,box-shadow .15s ease}
.help:active{transform:scale(.98)}
.help:focus-visible{outline:3px solid var(--accent);outline-offset:2px}
/* Large faint WhatsApp mark tucked behind the button corner. */
.help__mark{position:absolute;z-index:-1;inset-inline-end:-20px;bottom:-30px;width:100px;height:100px;color:#fff;opacity:.08;transform:rotate(-12deg);pointer-events:none}
.help__mark svg{width:100%;height:100%}
.help__icon{position:relative;display:grid;place-items:center;flex:none;width:42px;height:42px;border-radius:50%;background:#fff;color:#16A34A;box-shadow:0 6px 14px -6px #0000004D}
.help__icon svg{width:24px;height:24px}
/* Two soft rings when the page opens, then still. */
.help__icon::after{content:"";position:absolute;inset:0;border-radius:50%;box-shadow:0 0 0 0 #FFFFFFB3;animation:help-ring 1.6s ease-out .4s 2}
@keyframes help-ring{to{box-shadow:0 0 0 10px #FFFFFF00}}
.help__copy{display:grid;gap:1px;flex:1;min-width:0}
.help__title{font:800 16.5px/1.3 var(--ui);color:#fff;text-wrap:balance}
.help__sub{font:500 13px/1.4 var(--ui);color:#fff;text-wrap:balance}
.help__btn{display:inline-flex;align-items:center;justify-content:center;gap:4px;flex:none;min-height:38px;padding:0 10px 0 14px;border-radius:var(--r-ctl);background:#fff;color:#14532D;font:800 14px/1 var(--ui);white-space:nowrap;box-shadow:0 6px 14px -8px #0000004D}
[dir=rtl] .help__btn{padding:0 14px 0 10px}
.help__btn svg{width:15px;height:15px;fill:none;stroke:currentColor;stroke-width:2.5;stroke-linecap:round;stroke-linejoin:round;transition:transform .15s ease}
/* Very narrow phones: the button gets its own row so the question keeps its width. */
@media(max-width:339px){.help{flex-wrap:wrap}.help__copy{flex-basis:calc(100% - 52px)}.help__btn,[dir=rtl] .help__btn{flex:1 0 100%}}

@media(hover:hover){
  .help:hover{box-shadow:inset 0 1px 0 #FFFFFF2E,0 16px 30px -14px #14532DCC;transform:translateY(-1px)}
  .help:hover .help__btn svg{transform:translateX(2px)}
  [dir=rtl] .help:hover .help__btn svg{transform:translateX(-2px)}
  a.card:hover,button.card:hover{border-color:var(--line-strong);box-shadow:0 1px 2px #0A16140D,0 12px 24px -14px #0A161440}
}
a.card:active,button.card:active{transform:scale(.99)}

/* Install offer (home) */
.slot{display:contents}
.install{position:relative;display:flex;align-items:flex-start;gap:12px;padding-block:13px;padding-inline:13px 12px;border-color:var(--line-blue);background:linear-gradient(135deg,var(--card) 0%,var(--tint) 100%)}
.install__icon{flex:none;width:46px;height:46px;border-radius:var(--r-ctl);border:1px solid var(--line);box-shadow:0 4px 10px -6px #0A161459}
.install__copy{display:grid;gap:4px;flex:1;min-width:0;padding-inline-end:22px}
.install__title{margin:0;font:800 14.5px/1.3 var(--ui);color:var(--ink)}
.install__text{margin:0;font:500 12.5px/1.45 var(--ui);color:var(--muted)}
.install__steps{display:grid;gap:5px;margin:2px 0 0;padding-inline-start:18px;font:500 12.5px/1.6 var(--ui);color:var(--muted)}
.install__steps li::marker{font-weight:800;color:var(--brand-ink)}
.install__steps strong{color:var(--ink);font-weight:700}
.install__key{display:inline-grid;place-items:center;width:22px;height:22px;margin:0 1px;vertical-align:-6px;border-radius:var(--r-sm);border:1px solid var(--line-strong);background:var(--card);color:var(--accent)}
.install__key svg{width:14px;height:14px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.install__btn{justify-self:start;margin-top:6px}
/* Compact row (Android/desktop): icon, text, Install, close, all on one line. */
.install--row{align-items:center;gap:10px;padding:10px;padding-inline-start:12px}
.install--row .install__icon{width:40px;height:40px}
.install--row .install__copy{gap:1px;padding-inline-end:0}
.install--row .install__title{font-size:14px}
.install--row .install__text{font-size:12px;line-height:1.35;text-wrap:balance}
.install--row .install__btn{flex:none;margin:0;min-height:38px;padding:0 12px;gap:6px;font-size:13.5px}
.install--row .install__btn svg{width:16px;height:16px}
.install--row .install__close{position:static;flex:none;width:28px;height:28px;margin-inline-start:-4px}
.install__close{position:absolute;top:8px;inset-inline-end:8px;display:grid;place-items:center;width:30px;height:30px;padding:0;border:0;border-radius:var(--r-sm);background:transparent;color:var(--faint);cursor:pointer}
.install__close svg{width:16px;height:16px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round}
@media(hover:hover){.install__close:hover{background:#0A16140D;color:var(--ink)}}

/* ---------- Course page ---------- */
.course-hero{display:grid;gap:2px;padding:16px var(--pad) 14px;border:0;color:#fff;background:var(--hero);box-shadow:0 12px 30px rgba(5,70,60,.18)}
.course-hero__en{margin:0;font:800 21px/1.25 var(--ui);color:#fff;letter-spacing:-.3px}
.course-hero__ar{margin:0;font:500 15px/1.5 var(--arabic);color:rgba(255,255,255,.88);justify-self:start}
.course-hero__stats{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px;margin:12px 0 0}
.course-hero__stats div{padding:9px 11px;border-radius:var(--r-ctl);background:rgba(0,0,0,.2)}

.course-hero__stats dt{font:500 11.5px/1.2 var(--ui);color:rgba(255,255,255,.88)}
.course-hero__stats dd{margin:3px 0 0;font:800 18px/1.1 var(--ui);color:#fff;font-variant-numeric:tabular-nums}

.topic-card{display:flex;align-items:center;gap:12px;padding:12px}
.topic-card__num{display:grid;place-items:center;flex:none;width:42px;height:42px;border-radius:var(--r-ctl);background:var(--primary);color:#fff;font:800 17px/1 var(--ui);box-shadow:var(--shadow-btn)}
.topic-card__copy{display:grid;gap:1px;flex:1;min-width:0}
.topic-card__label{font:700 11.5px/1.2 var(--ui);color:var(--accent)}
.topic-card__title{font:800 14.5px/1.3 var(--ui);color:var(--ink)}
.topic-card__meta{display:flex;flex-wrap:wrap;gap:4px 10px;margin-top:2px;font:600 12px/1.3 var(--ui);color:var(--muted)}
.topic-card__best{color:var(--right-ink)}
.topic-card__miss{color:var(--wrong-ink)}

/* ---------- Review tab ---------- */
.review-topic{display:flex;align-items:center;gap:12px;padding-block:11px;padding-inline:12px 11px}
.review-topic__count{display:grid;place-items:center;flex:none;min-width:40px;height:40px;padding:0 8px;border-radius:var(--r-ctl);background:var(--wrong-bg);border:1px solid var(--wrong-line);color:var(--wrong-ink);font:800 16px/1 var(--ui);font-variant-numeric:tabular-nums}
.review-topic__copy{display:grid;gap:1px;flex:1;min-width:0}
.review-topic__title{font:800 14px/1.3 var(--ui);color:var(--ink)}
.review-topic__course{font:500 12px/1.3 var(--ui);color:var(--muted)}

/* ---------- Results extras ---------- */
.score__best{display:inline-flex;align-items:center;gap:5px;margin:4px 0 0;padding:4px 9px;border-radius:999px;background:var(--warn-bg);color:var(--warn-ink);font:700 12px/1 var(--ui);justify-self:start}
.score__best svg{width:13px;height:13px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}

/* ---------- Privacy policy ---------- */
.prose{padding:18px var(--pad) 8px}
.prose h1{margin:0;font:800 21px/1.3 var(--ui);color:var(--ink)}
.prose__meta{margin:4px 0 14px;font:500 12.5px/1.4 var(--ui);color:var(--faint)}
.prose__section{padding:12px 0;border-top:1px solid var(--line)}
.prose h2{margin:0 0 6px;font:800 15px/1.3 var(--ui);color:var(--ink)}
.prose p{margin:0;font:400 14px/1.6 var(--ui);color:var(--text);max-width:65ch}
.prose a{display:inline-block;padding-block:10px;color:var(--brand-ink);font-weight:600}

/* ---------- Direction, language and theme ---------- */
:root{--ui:var(--english);--start:left}
[dir=rtl]{--ui:var(--arabic);--start:right}
[lang=en]{--ui:var(--english)}
body{font-family:var(--ui)}
[dir=rtl] .qcard__prompt,[dir=rtl] .option,[dir=rtl] .pairs,[dir=rtl] .rcard__prompt,[dir=rtl] .rpairs{font-family:var(--english)}
/* English content inside the Arabic interface: Safari resolves an inherited "start" against the parent's
   direction, so pin it explicitly. */
[lang=en][dir=ltr]{text-align:left}

[data-theme=dark]{
  color-scheme:dark;
  --ink:#EDF4F2;--text:#DEE7E4;--muted:#A2B1AD;--faint:#8D9B97;
  --primary:#0B7A6B;--primary-mid:#0E8C7B;--accent:#5ED3C2;--bright:#3CC3AE;--brand-ink:#5ED3C2;
  --canvas:#070B0A;--card:#0E1513;--soft:#121B19;--tint:#12302A;--line:#1D2A27;--line-strong:#2A3B37;--line-blue:#22463F;
  --right:#059669;--right-bg:#0E2C24;--right-line:#1F6B4F;--right-ink:#6EE7B7;
  --wrong:#DC2626;--wrong-bg:#361519;--wrong-line:#7F2A2E;--wrong-ink:#FCA5A5;
  --warn:#F59E0B;--warn-bg:#2E220C;--warn-line:#6B4A15;--warn-ink:#FCD34D;
  --info:#38BDF8;--info-bg:#0C2436;
  --shadow-sm:0 1px 2px rgba(0,0,0,.35);
  --shadow-card:0 1px 2px rgba(0,0,0,.35),0 6px 18px rgba(0,0,0,.25);
  --shadow-hover:0 6px 20px rgba(0,0,0,.45);
  --shadow-btn:0 6px 14px -6px rgba(0,0,0,.6);
}
html{background:var(--canvas)}
body{background:var(--canvas);color:var(--text)}
.hdr__brand .logo--dark,[data-theme=dark] .hdr__brand .logo--light{display:none}
[data-theme=dark] .hdr__brand .logo--dark{display:block}
[data-theme=dark] .attention__row{background:rgba(0,0,0,.2)}
[data-theme=dark] .btn--light{background:#fff}
[data-theme=dark] .pair select{color-scheme:dark}
[data-theme=dark] .dialog::backdrop{background:rgba(0,0,0,.65)}

/* ---------- Tablets and iPad portrait (700px+) ---------- */
@media(min-width:700px){
  :root{--content:720px;--pad:20px}
  .hdr{height:64px;padding-inline:max(16px,calc((100% - var(--content)) / 2))}
  .tabbar{padding-inline:max(16px,calc((100% - 560px) / 2))}
  .body{gap:12px;padding-top:18px}
  .col{gap:12px}
  .hero{padding:24px 24px 22px}
  .hero__title{font-size:28px}
  .kpis{grid-template-columns:repeat(4,minmax(0,1fr))}
  .card-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .setup__group:nth-child(2) .tiles{grid-template-columns:repeat(4,minmax(0,1fr))}
  .qcard{padding:18px 20px 20px}
  .qcard__prompt{font-size:21px}
  .option{min-height:56px;padding:12px 16px}
  .option__text{font-size:16px}
  .score{padding:20px 22px}
  /* Action bars: buttons size to their label instead of spanning a wide screen. */
  .bar > .btn--block{justify-self:end;width:auto;min-width:240px}
  .bar--split{grid-template-columns:auto auto;justify-content:space-between}
  .bar--split > .btn--block{min-width:200px}
  .bar--even{grid-template-columns:repeat(2,auto);justify-content:end}
  .bar--verdict{grid-template-columns:minmax(0,1fr) auto;align-items:center;column-gap:20px}
  .bar--verdict .btn--verdict{min-width:200px}
  /* The question map opens as a centred dialog rather than a bottom sheet. */
  .dialog--sheet{margin:auto;border-radius:var(--r-lg);border-bottom:1px solid var(--line)}
  .dialog--sheet .dialog__panel::before{display:none}
  .dialog--sheet .dialog__panel{padding-top:18px}
}

/* ---------- iPad landscape, laptops, desktops (1024px+) ---------- */
@media(min-width:1024px){
  :root{--content:1120px;--pad:28px}
  .hdr{padding-inline:max(20px,calc((100% - var(--content) - 120px) / 2))}
  /* Side navigation rail replaces the bottom tab bar. */
  .screen:has(> .tabbar){display:grid;grid-template-columns:104px minmax(0,1fr);grid-template-rows:auto minmax(0,1fr);grid-template-areas:"nav bar" "nav body"}
  .screen:has(> .tabbar) > .pagebar{grid-area:bar}
  .screen:has(> .tabbar) > .body{grid-area:body}
  .tabbar{grid-area:nav;display:flex;flex-direction:column;align-items:stretch;gap:6px;padding:18px 12px;border-top:0;border-inline-end:1px solid var(--line)}
  .tab{padding:10px 0}
  .body{padding-top:24px;padding-bottom:28px}
  .hero__title{font-size:30px}
  .card-grid{grid-template-columns:repeat(auto-fill,minmax(340px,1fr))}
  /* Multi-column screens keep rows at content height instead of stretching to fill the screen. */
  .screen--home .body,.screen--setup .body,.screen--quiz .body,.screen--results .body{align-content:start}
  /* Home: progress on one side, courses and help on the other. */
  .screen--home .body{display:grid;grid-template-columns:minmax(0,1.55fr) minmax(0,1fr);align-items:start;gap:20px}
  .screen--home .col--side .card-grid,.screen--home .col--side{grid-template-columns:minmax(0,1fr)}
  /* Topic setup: course summary beside the quiz options. */
  .screen--setup{--content:1040px}
  .screen--setup .body{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.4fr);align-items:start;gap:20px}
  .screen--setup .setup__group:nth-child(2) .tiles{grid-template-columns:repeat(2,minmax(0,1fr))}
  /* Question: prompt beside the answers. */
  .screen--quiz{--content:1080px}
  .screen--quiz .body{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);align-items:start;gap:24px}
  .screen--quiz .qcard{position:sticky;top:0}
  .qcard__prompt{font-size:23px}
  /* Results: score and counts beside the answer map. */
  .screen--results{--content:1040px}
  .screen--results .body{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);grid-template-areas:"score answers" "stats answers" "types answers";align-items:start;gap:16px}
  .screen--results .score{grid-area:score}
  .screen--results .stats{grid-area:stats}
  .screen--results .answers{grid-area:answers}
  .screen--results .types{grid-area:types}
  .screen--review .review{grid-template-columns:repeat(2,minmax(0,1fr));align-items:start}
}

@media(max-width:359px){
  :root{--pad:11px}
  .tile{gap:8px;padding:8px}
  .tile__icon{width:28px;height:28px}
  .qcard__prompt{font-size:17px}
  .ring{width:88px;height:88px}
  .ring__text{font-size:24px}
}
@media(max-height:640px){
  .hdr{height:52px}
  .hdr__brand img{width:34px;height:34px}
  .course-head{padding-block:10px}
  .setup__group{padding:9px 0}
  .tile{min-height:48px}
}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{transition:none!important;animation:none!important}}
@media(forced-colors:active){
  .option.is-selected,.tile:has(input:checked),.seg>input:checked+span,.qmap__cell.is-current{outline:2px solid Highlight}
  .btn{border:1px solid ButtonText}
}