/* ذُروة — واجهة المنصة. الرموز من assets/tokens.css (هوية المنصات) */
*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;direction:rtl;background:var(--bg);color:var(--ink);font:15px/1.8 var(--ui);min-height:100vh;
  --fig-ink:#1d3a52;--fig-fill:#eaf3fa;--fig-acc:#2e7fb8;--fs:1}
body.fs-l{--fs:1.1}body.fs-xl{--fs:1.2}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;cursor:pointer;border:0;background:none}
img{max-width:100%;display:block}
.ic{width:18px;height:18px;flex:none}
.wrap{max-width:1240px;margin:0 auto;padding:0 18px}
.wrap-s{max-width:900px;margin:0 auto;padding:0 18px}
.mono{direction:ltr;unicode-bidi:embed;font-variant-numeric:tabular-nums}
.muted{color:var(--ink-3)}
.hide{display:none!important}

/* ---------- الشريط العلوي ---------- */
.topbar{position:sticky;top:0;z-index:40;background:var(--deep);color:#fff;box-shadow:0 1px 0 rgba(255,255,255,.06),0 8px 24px rgba(3,59,69,.25)}
.tb-in{display:flex;align-items:center;gap:18px;height:64px}
.brand{display:flex;align-items:center;gap:10px}
.brand-mk{width:40px;height:40px;border-radius:12px;background:var(--grad);display:grid;place-items:center;box-shadow:inset 0 1px 0 rgba(255,255,255,.3),0 6px 16px rgba(46,127,184,.35)}
.brand-mk svg{width:26px;height:26px;color:#fff}
.brand-tx{display:flex;flex-direction:column;line-height:1.1}
.brand-tx b{font:700 23px/1 var(--disp);letter-spacing:0}
.brand-tx small{font-size:11px;opacity:.7;margin-top:3px}
.nav{display:flex;gap:2px;margin-inline-start:auto}
.nav a{display:flex;align-items:center;gap:7px;padding:8px 12px;border-radius:10px;font-weight:500;font-size:14px;color:rgba(255,255,255,.78);transition:.15s}
.nav a:hover{background:rgba(255,255,255,.08);color:#fff}
.nav a.on{background:rgba(255,255,255,.14);color:#fff}
.nav a .ic{width:17px;height:17px}
.tb-me{width:38px;height:38px;border-radius:50%;background:rgba(255,255,255,.12);display:grid;place-items:center;font-weight:700;flex:none}
.tb-me:hover{background:rgba(255,255,255,.2)}
.bnav{display:none}
@media (max-width:980px){
  .nav{display:none}.tb-me{margin-inline-start:auto}
  .bnav{display:flex;position:fixed;inset-inline:0;bottom:0;z-index:40;background:#fff;border-top:1px solid var(--line);padding:6px 6px calc(6px + env(safe-area-inset-bottom));justify-content:space-around;box-shadow:0 -6px 20px rgba(13,34,51,.06)}
  .bnav a{display:flex;flex-direction:column;align-items:center;gap:2px;font-size:11px;color:var(--ink-3);padding:4px 8px;border-radius:10px;min-width:56px}
  .bnav a.on{color:var(--g2)}
  .bnav .ic{width:22px;height:22px}
  .app{padding-bottom:84px}
}
.app{outline:none;min-height:calc(100vh - 64px)}

/* ---------- أساسيات ---------- */
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--r);box-shadow:var(--sh-1);padding:20px 22px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:10px 18px;border-radius:11px;font-weight:600;font-size:14.5px;border:1px solid var(--line-2);background:#fff;color:var(--ink);transition:transform .12s,box-shadow .15s,background .15s;white-space:nowrap}
.btn:hover{box-shadow:var(--sh-1);transform:translateY(-1px)}
.btn:active{transform:translateY(0)}
.btn.p{background:var(--grad);color:#fff;border-color:transparent;box-shadow:0 6px 18px rgba(46,127,184,.28)}
.btn.p:hover{box-shadow:0 10px 26px rgba(46,127,184,.36)}
.btn.d{background:var(--deep);color:#fff;border-color:transparent}
.btn.ghost{background:transparent;border-color:transparent}
.btn.ghost:hover{background:var(--tint);box-shadow:none}
.btn.lg{padding:14px 26px;font-size:16px;border-radius:14px}
.btn.sm{padding:6px 12px;font-size:13px;border-radius:9px}
.btn:disabled{opacity:.45;pointer-events:none}
.chip{display:inline-flex;align-items:center;gap:5px;padding:2px 10px;border-radius:99px;font-size:12px;font-weight:600;background:var(--tint);color:var(--ink-2);border:1px solid var(--line);-webkit-print-color-adjust:exact;print-color-adjust:exact}
.chip.ok{background:var(--ok-bg);color:var(--ok);border-color:transparent}
.chip.dan{background:var(--dan-bg);color:var(--dan);border-color:transparent}
.chip.warn{background:var(--warn-bg);color:var(--warn);border-color:transparent}
.chip.info{background:var(--info-bg);color:var(--info);border-color:transparent}
.bar{height:8px;border-radius:99px;background:var(--line);overflow:hidden}
.bar>i{display:block;height:100%;border-radius:inherit;background:var(--grad);transition:width .6s cubic-bezier(.2,.8,.2,1);-webkit-print-color-adjust:exact;print-color-adjust:exact}
.bar.ok>i{background:var(--ok)}.bar.warn>i{background:var(--warn)}.bar.dan>i{background:var(--dan)}
.sec-h{display:flex;align-items:end;justify-content:space-between;gap:14px;margin:34px 0 14px}
.sec-h h2{margin:0;font-size:21px;font-weight:700}
.sec-h p{margin:2px 0 0;color:var(--ink-3);font-size:14px}
.grid{display:grid;gap:16px}
.g2{grid-template-columns:repeat(2,1fr)}.g3{grid-template-columns:repeat(3,1fr)}.g4{grid-template-columns:repeat(4,1fr)}
@media (max-width:980px){.g3,.g4{grid-template-columns:repeat(2,1fr)}}
@media (max-width:620px){.g2,.g3,.g4{grid-template-columns:1fr}}
.seg{display:inline-flex;background:var(--tint);border:1px solid var(--line);border-radius:12px;padding:3px;gap:2px;flex-wrap:wrap}
.seg button{padding:7px 14px;border-radius:9px;font-size:13.5px;font-weight:600;color:var(--ink-2)}
.seg button.on{background:#fff;color:var(--g2);box-shadow:var(--sh-1)}
.fld{display:flex;flex-direction:column;gap:6px;margin-bottom:14px}
.fld>label{font-weight:600;font-size:13.5px;color:var(--ink-2)}
.inp{padding:10px 13px;border:1px solid var(--line-2);border-radius:11px;font:inherit;background:#fff;color:var(--ink);outline:none}
.inp:focus{border-color:var(--g2);box-shadow:0 0 0 3px rgba(46,127,184,.14)}
.empty{text-align:center;padding:50px 20px;color:var(--ink-3)}
.empty .ic{width:44px;height:44px;margin:0 auto 10px;color:var(--line-2)}
.toast{position:fixed;inset-inline-start:50%;bottom:28px;transform:translate(50%,30px);background:var(--deep);color:#fff;padding:10px 20px;border-radius:12px;font-weight:600;opacity:0;pointer-events:none;transition:.25s;z-index:90;box-shadow:var(--sh-3)}
[dir=rtl] .toast{transform:translate(50%,30px)}
.toast.on{opacity:1;transform:translate(50%,0)}
@media (max-width:980px){.toast{bottom:92px}}
.fade-in{animation:fin .35s ease both}
@keyframes fin{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}

/* ---------- الرئيسية ---------- */
.hero{position:relative;background:linear-gradient(180deg,#fff 0%,var(--bg) 100%);border-bottom:1px solid var(--line);overflow:hidden}
.hero::before{content:"";position:absolute;inset:-40% -10% auto auto;width:720px;height:720px;background:radial-gradient(closest-side,rgba(46,127,184,.10),transparent);pointer-events:none}
.hero-in{display:grid;grid-template-columns:1.05fr .95fr;gap:44px;align-items:center;padding:52px 18px 56px}
.hero h1{font:700 44px/1.35 var(--ui);margin:14px 0 14px;letter-spacing:-.3px}
.hero h1 em{font-style:normal;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero p.lead{font-size:17px;color:var(--ink-2);margin:0 0 26px;max-width:540px}
.hero-cta{display:flex;gap:12px;flex-wrap:wrap}
.hero-kpis{display:flex;gap:28px;margin-top:34px;flex-wrap:wrap}
.hero-kpis div b{display:block;font-size:26px;font-weight:700;color:var(--deep)}
.hero-kpis div span{font-size:13px;color:var(--ink-3)}
.hero-ph{position:relative}
.hero-ph .ph{border-radius:28px;overflow:hidden;box-shadow:var(--sh-3);aspect-ratio:4/3.1;transform:rotate(-1.2deg)}
.hero-ph .ph img{width:100%;height:100%;object-fit:cover}
.hero-ph .float{position:absolute;background:#fff;border-radius:16px;box-shadow:var(--sh-2);padding:12px 14px;display:flex;gap:10px;align-items:center;font-size:13px;border:1px solid var(--line)}
.hero-ph .float b{display:block;font-size:14px}
.hero-ph .f1{inset-inline-end:-18px;top:28px}
.hero-ph .f2{inset-inline-start:-22px;bottom:34px}
.hero-ph .dot{width:36px;height:36px;border-radius:11px;display:grid;place-items:center;color:#fff;flex:none}
.eyebrow{display:inline-flex;align-items:center;gap:8px;padding:5px 12px 5px 14px;border-radius:99px;background:var(--info-bg);color:var(--g2);font-weight:600;font-size:13px}
@media (max-width:900px){.hero-in{grid-template-columns:1fr;padding-top:30px}.hero h1{font-size:32px}.hero-ph .f1{inset-inline-end:8px}.hero-ph .f2{inset-inline-start:8px}}

.sec-card{position:relative;border-radius:22px;overflow:hidden;min-height:260px;display:flex;flex-direction:column;justify-content:flex-end;color:#fff;box-shadow:var(--sh-2);isolation:isolate;transition:transform .2s,box-shadow .2s}
.sec-card:hover{transform:translateY(-3px);box-shadow:var(--sh-3)}
.sec-card img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:-2;transition:transform .6s}
.sec-card:hover img{transform:scale(1.04)}
.sec-card::after{content:"";position:absolute;inset:0;z-index:-1;background:linear-gradient(0deg,rgba(3,40,50,.92) 0%,rgba(3,59,69,.55) 55%,rgba(3,59,69,.12) 100%)}
.sec-card .in{padding:24px 26px}
.sec-card h3{margin:0 0 4px;font-size:25px}
.sec-card p{margin:0 0 14px;opacity:.85;font-size:14px}
.sec-card .tags{display:flex;flex-wrap:wrap;gap:6px}
.sec-card .tags span{background:rgba(255,255,255,.14);backdrop-filter:blur(6px);padding:2px 10px;border-radius:99px;font-size:12px}
.feat{display:flex;gap:14px;align-items:flex-start}
.feat .fi{width:46px;height:46px;border-radius:14px;display:grid;place-items:center;flex:none;background:var(--info-bg);color:var(--g2)}
.feat .fi .ic{width:22px;height:22px}
.feat h4{margin:0 0 3px;font-size:15.5px}
.feat p{margin:0;color:var(--ink-3);font-size:13.5px;line-height:1.7}
.resume{display:flex;align-items:center;gap:18px;flex-wrap:wrap}
.ring{--p:0;--c:var(--g2);width:84px;height:84px;border-radius:50%;background:conic-gradient(var(--c) calc(var(--p)*1%),var(--line) 0);display:grid;place-items:center;flex:none;-webkit-print-color-adjust:exact;print-color-adjust:exact}
.ring>span{width:66px;height:66px;border-radius:50%;background:#fff;display:grid;place-items:center;font-weight:700;font-size:17px}
.ring.xl{width:150px;height:150px}.ring.xl>span{width:122px;height:122px;font-size:34px;flex-direction:column;line-height:1.1}
.ring.xl>span small{font-size:12px;color:var(--ink-3);font-weight:500}

/* ---------- صفحة القسم والمواضيع ---------- */
.banner{position:relative;border-radius:0 0 28px 28px;overflow:hidden;color:#fff;isolation:isolate;margin-bottom:10px}
.banner img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:-2}
.banner::after{content:"";position:absolute;inset:0;z-index:-1;background:linear-gradient(90deg,rgba(3,59,69,.25),rgba(3,59,69,.92) 70%)}
.banner .wrap{padding-top:44px;padding-bottom:40px}
.banner h1{margin:6px 0 6px;font-size:32px}
.banner p{margin:0;opacity:.85;max-width:560px}
.banner .crumb{font-size:13px;opacity:.75}
.banner .acts{display:flex;gap:10px;margin-top:18px;flex-wrap:wrap}
.banner .btn:not(.p){background:rgba(255,255,255,.12);color:#fff;border-color:rgba(255,255,255,.2)}
.tcard{display:flex;flex-direction:column;gap:12px;transition:transform .15s,box-shadow .15s}
.tcard:hover{transform:translateY(-2px);box-shadow:var(--sh-2)}
.tcard .th{display:flex;align-items:center;gap:12px}
.tcard .ti{width:46px;height:46px;border-radius:14px;display:grid;place-items:center;flex:none;color:#fff;background:var(--grad);box-shadow:0 6px 14px rgba(46,127,184,.25)}
.tcard .ti .ic{width:22px;height:22px}
.tcard h3{margin:0;font-size:16.5px}
.tcard .meta{font-size:12.5px;color:var(--ink-3)}
.tcard .row{display:flex;align-items:center;justify-content:space-between;font-size:12.5px;color:var(--ink-3)}
.tcard .acts{display:flex;gap:8px;margin-top:auto}
.tcard .acts .btn{flex:1}

/* ---------- الدرس ---------- */
.lesson{font-size:calc(15.5px*var(--fs))}
.lesson h2{font-size:20px;margin:30px 0 10px;padding-inline-start:12px;border-inline-start:4px solid var(--g2)}
.lesson p{margin:0 0 12px}
.lesson ul,.lesson ol{margin:0 0 14px;padding-inline-start:22px}
.lesson li{margin-bottom:4px}
.lesson table{width:100%;border-collapse:separate;border-spacing:0;margin:10px 0 18px;border:1px solid var(--line);border-radius:12px;overflow:hidden;font-size:14px}
.lesson th{background:var(--deep);color:#fff;padding:9px 12px;text-align:start;font-weight:600;-webkit-print-color-adjust:exact;print-color-adjust:exact}
.lesson td{padding:9px 12px;border-top:1px solid var(--line);vertical-align:top}
.lesson tr:nth-child(even) td{background:var(--tint)}
.lesson .ex{border:1px solid var(--line);border-radius:14px;margin:12px 0 16px;overflow:hidden}
.lesson .ex-q{padding:12px 16px;background:var(--tint);font-weight:600}
.lesson .ex-q::before{content:"مثال محلول";display:block;font-size:11.5px;color:var(--g2);font-weight:700;margin-bottom:2px}
.lesson .ex-a{padding:12px 16px;border-top:1px dashed var(--line-2)}
.lesson .note{background:var(--info-bg);border-radius:12px;padding:12px 16px;margin:12px 0;border-inline-start:4px solid var(--info)}
.lesson .trap{background:var(--dan-bg);border-radius:12px;padding:12px 16px;margin:12px 0;border-inline-start:4px solid var(--dan);color:#6d2020}
.rules{background:linear-gradient(135deg,#033b45,#0b5563);color:#fff;border-radius:20px;padding:22px 24px;box-shadow:var(--sh-2)}
.rules h3{margin:0 0 12px;display:flex;gap:8px;align-items:center}
.rules ol{margin:0;padding-inline-start:20px}
.rules li{margin-bottom:8px;line-height:1.7}
.rules li::marker{color:#8fd3b1;font-weight:700}
.lesson-layout{display:grid;grid-template-columns:1fr 320px;gap:24px;align-items:start}
.lesson-layout aside{position:sticky;top:84px;display:flex;flex-direction:column;gap:14px}
.toc a{display:block;padding:6px 10px;border-radius:8px;font-size:13.5px;color:var(--ink-2)}
.toc a:hover{background:var(--tint);color:var(--g2)}
@media (max-width:980px){.lesson-layout{grid-template-columns:1fr}.lesson-layout aside{position:static}}

/* ---------- مشغّل الأسئلة ---------- */
.runner{padding:22px 0 40px}
.run-top{display:flex;align-items:center;gap:12px;margin-bottom:14px;flex-wrap:wrap}
.run-top .title{font-weight:700;font-size:16px}
.run-top .sp{flex:1}
.timer{display:inline-flex;align-items:center;gap:6px;background:#fff;border:1px solid var(--line);border-radius:10px;padding:6px 12px;font-weight:700}
.timer.low{color:var(--dan);border-color:var(--dan);background:var(--dan-bg);animation:pulse 1s infinite}
@keyframes pulse{50%{opacity:.6}}
.progress-dots{display:flex;gap:4px;flex-wrap:wrap;margin-bottom:16px}
.progress-dots button{width:30px;height:30px;border-radius:9px;background:#fff;border:1px solid var(--line);font-size:12px;font-weight:600;color:var(--ink-3);position:relative}
.progress-dots button.cur{border-color:var(--g2);color:var(--g2);box-shadow:0 0 0 2px rgba(46,127,184,.2)}
.progress-dots button.ans{background:var(--info-bg);color:var(--info);border-color:transparent}
.progress-dots button.ok{background:var(--ok-bg);color:var(--ok);border-color:transparent}
.progress-dots button.no{background:var(--dan-bg);color:var(--dan);border-color:transparent}
.progress-dots button.flag::after{content:"";position:absolute;top:-3px;inset-inline-end:-3px;width:9px;height:9px;border-radius:50%;background:var(--warn);border:2px solid #fff}
.qwrap{display:grid;grid-template-columns:1fr;gap:18px}
.qwrap.has-pass{grid-template-columns:1fr 1fr}
@media (max-width:980px){.qwrap.has-pass{grid-template-columns:1fr}}
.passage{background:#fffdf7;border:1px solid #efe6cf;border-radius:var(--r);padding:20px 24px;max-height:70vh;overflow:auto;font:calc(17px*var(--fs))/2 var(--serif);position:sticky;top:80px}
.passage h3{font:700 16px var(--ui);margin:0 0 8px;color:var(--gold)}
.passage p{margin:0 0 12px;text-align:justify}
.qcard{padding:26px 28px}
.qhead{display:flex;align-items:center;gap:8px;flex-wrap:wrap;margin-bottom:12px}
.qhead .n{font-weight:700;color:var(--g2)}
.qhead .sp{flex:1}
.qtext{font-size:calc(19px*var(--fs));line-height:1.9;font-weight:500;margin-bottom:18px}
.qtext u{text-decoration:none;border-bottom:2px solid var(--g2);padding:0 2px;font-weight:700;color:var(--deep)}
.blank{display:inline-block;min-width:70px;border-bottom:2px dashed var(--ink-3);margin:0 4px;height:1.2em;vertical-align:-3px}
.analogy{display:flex;justify-content:center;margin:4px 0 20px}
.analogy span{font-size:calc(24px*var(--fs));font-weight:700;background:var(--tint);border:1px solid var(--line);padding:10px 28px;border-radius:14px;color:var(--deep)}
.fig{margin:6px auto 20px;max-width:380px;background:#fff;border:1px solid var(--line);border-radius:14px;padding:10px}
.fig svg{width:100%;height:auto;display:block;overflow:visible}
.cmpbox{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-bottom:20px}
.cmpbox div{border:1.5px solid var(--line-2);border-radius:14px;text-align:center;padding:14px 10px;background:var(--tint)}
.cmpbox small{display:block;color:var(--ink-3);font-size:12px;font-weight:600;margin-bottom:4px}
.cmpbox b{font-size:calc(21px*var(--fs));font-weight:600}
.choices{display:grid;gap:10px}
.choices.two{grid-template-columns:1fr 1fr}
@media (max-width:620px){.choices.two{grid-template-columns:1fr}.qcard{padding:20px 18px}}
.choice{display:flex;align-items:center;gap:14px;text-align:start;padding:13px 16px;border-radius:14px;border:1.5px solid var(--line-2);background:#fff;font-size:calc(16.5px*var(--fs));transition:border-color .12s,background .12s,transform .1s;min-height:56px}
.choice:hover{border-color:var(--g2);background:#f7fbfe}
.choice .l{width:32px;height:32px;border-radius:10px;display:grid;place-items:center;background:var(--tint);border:1px solid var(--line);font-weight:700;color:var(--ink-2);flex:none;transition:.12s}
.choice .t{flex:1}
.choice .mk{flex:none;display:none}
.choice.sel{border-color:var(--g2);background:var(--info-bg)}
.choice.sel .l{background:var(--g2);color:#fff;border-color:var(--g2)}
.choice.right{border-color:var(--ok);background:var(--ok-bg)}
.choice.right .l{background:var(--ok);color:#fff;border-color:var(--ok)}
.choice.right .mk{display:block;color:var(--ok)}
.choice.wrong{border-color:var(--dan);background:var(--dan-bg)}
.choice.wrong .l{background:var(--dan);color:#fff;border-color:var(--dan)}
.choice.wrong .mk{display:block;color:var(--dan)}
.choice.dim{opacity:.55}
.choice.x{text-decoration:line-through;opacity:.4}
.choices.locked .choice{pointer-events:none}
.q-acts{display:flex;gap:10px;margin-top:20px;flex-wrap:wrap;align-items:center}
.q-acts .sp{flex:1}
.iconbtn{width:40px;height:40px;border-radius:11px;display:grid;place-items:center;border:1px solid var(--line);background:#fff;color:var(--ink-2)}
.iconbtn:hover{border-color:var(--g2);color:var(--g2)}
.iconbtn.on{background:var(--warn-bg);color:var(--warn);border-color:transparent}
.iconbtn.on-b{background:var(--info-bg);color:var(--g2);border-color:transparent}

/* لوحة مناقشة الحل */
.disc{margin-top:18px;border-radius:18px;overflow:hidden;border:1px solid var(--line);background:#fff;animation:fin .35s ease both}
.disc-h{display:flex;align-items:center;gap:12px;padding:14px 20px;color:#fff;font-weight:700;font-size:16px}
.disc-h.ok{background:linear-gradient(90deg,#17825c,#3f9d6d)}
.disc-h.no{background:linear-gradient(90deg,#9c3030,#c24e4e)}
.disc-h.sk{background:linear-gradient(90deg,#8a5a10,#b8893a)}
.disc-h .ic{width:24px;height:24px}
.disc-b{padding:18px 22px}
.disc-sec{margin-bottom:16px}
.disc-sec:last-child{margin-bottom:0}
.disc-sec h4{margin:0 0 6px;font-size:14px;display:flex;align-items:center;gap:7px;color:var(--ink-2)}
.disc-sec h4 .ic{width:17px;height:17px;color:var(--g2)}
.disc-sec .body{font-size:calc(15.5px*var(--fs));line-height:1.95}
.your-err{background:var(--dan-bg);border-radius:12px;padding:12px 16px;border-inline-start:4px solid var(--dan)}
.your-err h4{color:var(--dan)!important}.your-err h4 .ic{color:var(--dan)!important}
.tipbox{background:var(--warn-bg);border-radius:12px;padding:12px 16px;border-inline-start:4px solid var(--gold)}
.tipbox h4{color:var(--warn)!important}.tipbox h4 .ic{color:var(--warn)!important}
.whys{display:grid;gap:8px}
.whys div{display:flex;gap:10px;align-items:flex-start;padding:9px 12px;border-radius:10px;background:var(--tint);font-size:14.5px}
.whys div b{flex:none;width:26px;height:26px;border-radius:8px;display:grid;place-items:center;background:#fff;border:1px solid var(--line);font-size:13px}
.whys div.ok{background:var(--ok-bg)}.whys div.ok b{background:var(--ok);color:#fff;border-color:var(--ok)}
details.more summary{cursor:pointer;font-weight:600;color:var(--g2);font-size:14px;list-style:none;display:flex;align-items:center;gap:6px}
details.more summary::-webkit-details-marker{display:none}
details.more[open] summary{margin-bottom:10px}

/* الكسور */
.frac{display:inline-flex;flex-direction:column;align-items:center;vertical-align:middle;margin:0 3px;line-height:1.15;font-size:.9em}
.frac>i{font-style:normal;padding:0 3px}
.frac>i:first-child{border-bottom:1.6px solid currentColor}
sup{font-size:.7em;line-height:0}

/* ---------- النتائج ---------- */
.res-hero{display:grid;grid-template-columns:auto 1fr;gap:28px;align-items:center}
@media (max-width:700px){.res-hero{grid-template-columns:1fr;justify-items:center;text-align:center}}
.kpis{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}
@media (max-width:700px){.kpis{grid-template-columns:repeat(2,1fr)}}
.kpi{background:var(--tint);border:1px solid var(--line);border-radius:14px;padding:12px 14px}
.kpi b{display:block;font-size:22px}
.kpi span{font-size:12.5px;color:var(--ink-3)}
.kpi.ok b{color:var(--ok)}.kpi.dan b{color:var(--dan)}.kpi.warn b{color:var(--warn)}
.tbars{display:grid;gap:10px}
.tbar{display:grid;grid-template-columns:150px 1fr 70px;gap:12px;align-items:center;font-size:14px}
.tbar .v{text-align:end;font-weight:700}
@media (max-width:620px){.tbar{grid-template-columns:110px 1fr 56px}}
.rev-item{border:1px solid var(--line);border-radius:14px;background:#fff;margin-bottom:10px;overflow:hidden}
.rev-item>summary{display:flex;align-items:center;gap:12px;padding:12px 16px;cursor:pointer;list-style:none}
.rev-item>summary::-webkit-details-marker{display:none}
.rev-item .st{width:30px;height:30px;border-radius:9px;display:grid;place-items:center;flex:none;color:#fff;font-weight:700;font-size:13px}
.rev-item .st.ok{background:var(--ok)}.rev-item .st.no{background:var(--dan)}.rev-item .st.sk{background:var(--gold)}
.rev-item .qs{flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:14.5px}
.rev-item .rb{padding:4px 18px 18px;border-top:1px solid var(--line)}

/* ---------- الاختبارات ---------- */
.exam-card{display:flex;flex-direction:column;gap:10px;position:relative;overflow:hidden}
.exam-card .ei{width:52px;height:52px;border-radius:16px;display:grid;place-items:center;color:#fff}
.exam-card .ei .ic{width:26px;height:26px}
.exam-card h3{margin:0;font-size:18px}
.exam-card ul{margin:0;padding:0;list-style:none;font-size:13.5px;color:var(--ink-2)}
.exam-card ul li{display:flex;gap:7px;align-items:center;margin-bottom:4px}
.exam-card ul .ic{width:15px;height:15px;color:var(--g1)}
.sect-intro{text-align:center;padding:50px 20px}
.sect-intro .big{font-size:60px;font-weight:700;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;line-height:1.1}

/* المسودة */
.scratch{position:fixed;inset:0;z-index:70;background:rgba(13,34,51,.35);display:flex;align-items:flex-end;justify-content:center}
.scratch .pad{background:#fff;width:min(900px,100%);height:min(560px,80vh);border-radius:22px 22px 0 0;display:flex;flex-direction:column;box-shadow:var(--sh-3)}
.scratch .pad-h{display:flex;gap:8px;align-items:center;padding:10px 14px;border-bottom:1px solid var(--line)}
.scratch canvas{flex:1;width:100%;touch-action:none;cursor:crosshair;background-image:linear-gradient(var(--line) 1px,transparent 1px),linear-gradient(90deg,var(--line) 1px,transparent 1px);background-size:24px 24px}

/* الإحصاءات */
.statgrid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
@media (max-width:900px){.statgrid{grid-template-columns:repeat(2,1fr)}}
.stat{position:relative;overflow:hidden;padding:16px 18px 16px 18px}
.stat::before{content:"";position:absolute;inset-block:0;inset-inline-start:0;width:4px;background:var(--grad);-webkit-print-color-adjust:exact;print-color-adjust:exact}
.stat b{display:block;font-size:26px;line-height:1.3}
.stat span{font-size:13px;color:var(--ink-3)}
.hist{width:100%;height:auto}
.list-row{display:flex;align-items:center;gap:12px;padding:12px 4px;border-bottom:1px solid var(--line)}
.list-row:last-child{border-bottom:0}
.heat{display:grid;grid-template-columns:repeat(15,1fr);gap:4px}
.heat i{aspect-ratio:1;border-radius:4px;background:var(--line)}
.heat i.l1{background:#cfe6f3}.heat i.l2{background:#8fc2e2}.heat i.l3{background:#3f9d6d}.heat i.l4{background:#17825c}

.foot{border-top:1px solid var(--line);margin-top:50px;padding:22px 0 30px;color:var(--ink-3);font-size:13px}
.foot .wrap{display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap}
kbd{font:600 11px var(--ui);background:#fff;border:1px solid var(--line-2);border-bottom-width:2px;border-radius:5px;padding:0 5px}
@media print{.topbar,.bnav,.q-acts,.toast{display:none!important}body{background:#fff}}
/* الأرقام الهندية تُقلب حتى داخل سياق يسار-يمين، فنفرض الترتيب المرئي */
.ltr{direction:ltr;unicode-bidi:isolate-override;display:inline-block}
.rt{font-family:"Cambria Math","Segoe UI Symbol","Times New Roman",serif;font-size:1.08em;margin:0 1px}
.fig svg{direction:ltr}