/* إحصائيات (pages/stats.html): built on the tokens and the .card / .meter / .facts / .big
   classes of style.css. Colours only through the tokens, so light and dark mode both work. */
.st{display:grid;gap:14px;grid-template-columns:repeat(auto-fit,minmax(min(100%,320px),1fr));align-items:start}
.card.sb{display:block;padding:18px 20px 20px}
.st .wide{grid-column:1/-1}
.sh{display:flex;flex-wrap:wrap;align-items:baseline;justify-content:space-between;gap:4px 16px;margin-bottom:10px}
.sb h2{font-size:1.12rem}
.sb .m{color:var(--dim);font-size:.88rem;white-space:normal;overflow:visible;text-overflow:clip}
.sb .acts{margin-top:16px}
.sb .acts .btn{min-height:44px;padding:0 18px}
#st-empty{margin-bottom:14px}
#st-empty h2{font-size:1.3rem}
#st-empty .m{color:var(--ink2);font-size:1rem;margin-top:6px;max-width:40em}
/* readiness + streak */
.rd{display:flex;align-items:center;gap:8px 20px;flex-wrap:wrap}
.rd .big{font-size:clamp(2.6rem,1.8rem + 2.6vw,3.6rem);line-height:1.1;margin:0;text-align:start}
.rd>div{flex:1;min-width:170px}
.rd .lab{display:block;font:800 1.25rem/1.4 Kufi,Plex,sans-serif}
.rd .m+.m{margin-top:4px}
.rd.ok .lab,.rd.ok .big{color:var(--ok)}
.rd.mid .lab,.rd.mid .big{color:var(--sign)}
.rd.bad .lab,.rd.bad .big{color:var(--bad)}
/* trend chart: the geometry runs oldest → newest (left to right); labels keep their own direction */
.chart{direction:ltr;margin-top:6px;min-height:120px}
.chart svg{display:block;width:100%;height:auto;overflow:visible}
.chart text{font:600 11px/1 Plex,"Segoe UI",Tahoma,sans-serif;fill:var(--dim)}
.chart .g{stroke:var(--line);stroke-width:1}
.chart .p{stroke:var(--ok);stroke-width:1.5;stroke-dasharray:5 4}
.chart text.p{fill:var(--ok);stroke:none}
.chart text.pl{fill:var(--ok);font-size:12px;direction:rtl;unicode-bidi:isolate}
.chart .pb{fill:var(--raise);opacity:.92}
.chart .a{fill:var(--sign);opacity:.14}
.chart .l{fill:none;stroke:var(--sign);stroke-width:2;stroke-linejoin:round;stroke-linecap:round}
.chart .d{fill:var(--ok);stroke:var(--raise);stroke-width:1.5}
.chart .d.bad{fill:var(--bad)}
.chart .d.mk{fill:var(--raise);stroke:var(--ok);stroke-width:2.2}
.chart .d.mk.bad{stroke:var(--bad)}
.lg{display:flex;flex-wrap:wrap;gap:6px 18px;margin-top:12px;font-size:.85rem;color:var(--dim)}
.lg i{display:inline-block;width:10px;height:10px;border-radius:50%;margin-inline-end:7px;vertical-align:-1px;background:var(--ok)}
.lg i.bad{background:var(--bad)}
.lg i.mk{background:var(--raise);box-shadow:inset 0 0 0 2px var(--ok)}
.lg i.pl{width:16px;height:0;border-radius:0;background:none;border-top:2px dashed var(--ok);vertical-align:3px}
/* rows: per pack, per topic */
.rows{list-style:none;margin:0;padding:0}
.rows li{border-top:1px solid var(--line)}
.rows li:first-child{border-top:0}
.rows a{display:block;padding:12px 0;min-height:44px}
.rows a:hover .rw b{color:var(--sign)}
.rw{display:flex;flex-wrap:wrap;align-items:baseline;gap:2px 12px}
.rw b{font-family:Kufi,Plex,sans-serif;font-weight:700}
.rw .m{flex:1;min-width:0}
.pct{font:700 1rem/1.2 Kufi,Plex,sans-serif;direction:ltr;unicode-bidi:isolate;min-width:3.2em;text-align:end}
.pct.ok{color:var(--ok)}.pct.mid{color:var(--sign)}.pct.bad{color:var(--bad)}.pct.none{color:var(--dim)}
.rows .meter{margin-top:8px}
.meter i.mid{background:var(--sign)}.meter i.bad{background:var(--bad)}
.none{color:var(--dim);padding:8px 0 0}
/* distractor patterns */
.pats li{display:flex;align-items:center;gap:14px;padding:10px 0;min-height:44px}
.cnt{display:grid;place-items:center;flex:none;min-width:40px;height:40px;padding:0 10px;border-radius:999px;border:2px solid var(--bad);color:var(--bad);font:800 1rem/1 Kufi,Plex,sans-serif;direction:ltr}
.pats b{font-family:Kufi,Plex,sans-serif;direction:ltr;unicode-bidi:isolate}
.note{color:var(--ink2);font-size:.95rem;margin-top:12px;padding-top:12px;border-top:1px solid var(--line)}
.note:empty{display:none}
.note b{font-family:Kufi,Plex,sans-serif}
/* mock history table */
.tbl{overflow-x:auto;margin:4px -4px 0;padding:0 4px}
.mh{width:100%;border-collapse:collapse;font-size:.9rem;white-space:nowrap}
.mh th{text-align:start;font-weight:600;color:var(--dim);font-size:.82rem;padding:6px 8px;border-bottom:1px solid var(--line)}
.mh td{padding:9px 8px;border-bottom:1px solid var(--line)}
.mh tr:last-child td{border-bottom:0}
.mh .ok{color:var(--ok);font-weight:700}.mh .bad{color:var(--bad);font-weight:700}
.num{direction:ltr;unicode-bidi:isolate;font-variant-numeric:tabular-nums}
/* review queue */
#queue .facts{margin:4px 0 0}
#queue .facts b.bad{color:var(--bad)}
@media(max-width:600px){.st{gap:10px}.card.sb{padding:16px 16px 18px}.rd{gap:6px 16px}}
/* reset */
.rs .acts{margin-top:14px}
.btn.danger{background:var(--bad);border-color:var(--bad);color:var(--on-stat)}
.btn.danger:hover{opacity:.88}
#rs-s:empty,#rs-n:empty{display:none}
#rs-s{margin-top:10px;font-weight:600}