/* © 2026 33Hikma. All rights reserved. Warm mocha (dark) and mushroom paper (light): the Quran palette of 33Hikma. */
@font-face{font-family:"Hafs";src:url("./data/quran/hafs.ttf") format("truetype");font-display:swap}
:root{
 --radius:14px;--gap:16px;
 --ui:system-ui,-apple-system,"Segoe UI","Geeza Pro","Noto Naskh Arabic",Tahoma,sans-serif;--mono:ui-monospace,"SF Mono",Menlo,Consolas,monospace;
}
*{box-sizing:border-box}
[hidden]{display:none!important}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--s0);color:var(--ink);font:16px/1.65 var(--ui)}
h2{font-size:1.05rem;margin:0 0 10px;color:var(--gold);font-weight:650;letter-spacing:.01em}
h3{font-size:.92rem;margin:18px 0 8px;color:var(--ink2);font-weight:600}
p{margin:0 0 10px}
button,select{font:inherit;color:inherit}
:focus-visible{outline:2px solid var(--amber);outline-offset:2px}
.visually-hidden{position:absolute;width:1px;height:1px;overflow:hidden;clip-path:inset(50%)}
.skip{position:absolute;inset-inline-start:-999px;top:8px;background:var(--gold);color:var(--on);padding:8px 12px;border-radius:8px;z-index:5}
.skip:focus{inset-inline-start:8px}
.top{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:14px 16px;border-bottom:1px solid var(--hair);position:sticky;top:0;background:var(--s0);z-index:3}
.brand{display:flex;align-items:baseline;gap:10px;min-width:0}
.mark{font-weight:750;letter-spacing:.02em;color:var(--gold)}
.product{color:var(--ink2);font-size:.92rem;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.controls{display:flex;gap:8px;align-items:center}
select,.ghost{background:var(--s1);border:1px solid var(--hair);border-radius:10px;padding:7px 10px;min-height:40px}
.ghost{cursor:pointer;min-width:40px}
main{max-width:1180px;margin:0 auto;padding:16px}
.tagline{color:var(--ink2);margin:6px 2px 16px}
.card{background:var(--s1);border:1px solid var(--hair);border-radius:var(--radius);padding:16px;margin-bottom:var(--gap);min-width:0}
.lead,.note{color:var(--ink2);font-size:.93rem}
.status{display:flex;gap:8px;align-items:center;font-weight:600}
.status.ok{color:var(--emerald)}.status.bad{color:var(--ruby)}
.hash{font:12px/1.5 var(--mono);color:var(--ink2);word-break:break-all;direction:ltr;text-align:start;display:block;margin:4px 0 10px}
.origin{border-inline-start:3px solid var(--amber);padding:8px 12px;background:var(--s2);border-radius:8px;font-size:.93rem;margin:10px 0 0}
.axes{display:grid;gap:14px;grid-template-columns:1fr}
.axis .name{font-weight:600}
.axis .help{color:var(--ink2);font-size:.88rem;margin:2px 0 8px}
.seg{display:grid;grid-template-columns:1fr 1fr;border:1px solid var(--hair);border-radius:12px;overflow:hidden}
.seg button{background:transparent;border:0;padding:10px 8px;min-height:44px;cursor:pointer;line-height:1.35}
.seg button+button{border-inline-start:1px solid var(--hair)}
.seg button[aria-pressed=true]{background:var(--gold);color:var(--on);font-weight:650}
.grid{display:grid;gap:var(--gap);grid-template-columns:1fr}
.stack{min-width:0}
.table-wrap{max-height:62vh;overflow:auto;border:1px solid var(--hair);border-radius:10px}
table{border-collapse:collapse;width:100%;font-variant-numeric:tabular-nums}
th,td{padding:8px 10px;text-align:start;border-bottom:1px solid var(--hair);white-space:nowrap}
thead th{position:sticky;top:0;background:var(--s2);color:var(--ink2);font-size:.82rem;font-weight:600;z-index:1}
tbody tr{cursor:pointer}
tbody tr:hover{background:var(--s2)}
tbody tr[aria-selected=true]{background:var(--s2);box-shadow:inset 3px 0 0 var(--gold)}
[dir=rtl] tbody tr[aria-selected=true]{box-shadow:inset -3px 0 0 var(--gold)}
td.n,th.n{text-align:end}
td.name{white-space:normal}
.row-btn{background:none;border:0;padding:0;cursor:pointer;text-align:inherit;font-weight:600}
.figures{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin:6px 0 4px}
.figure{background:var(--s2);border-radius:12px;padding:10px 12px;min-width:0}
.figure .label{color:var(--ink2);font-size:.82rem;display:block}
.num{background:none;border:0;padding:0;cursor:pointer;font-variant-numeric:tabular-nums;font-weight:650;color:var(--ink);border-bottom:1px dotted var(--gold);direction:ltr;unicode-bidi:isolate}
.figure .num{font-size:1.25rem}
.letters{display:grid;grid-template-columns:repeat(auto-fill,minmax(74px,1fr));gap:6px}
.letter{display:flex;justify-content:space-between;align-items:baseline;gap:6px;background:var(--s2);border:1px solid transparent;border-radius:10px;padding:6px 10px;cursor:pointer;min-height:44px}
.letter[aria-pressed=true]{border-color:var(--gold)}
.letter .ch{font-size:1.2rem;color:var(--gold)}
.letter .count{font-variant-numeric:tabular-nums;direction:ltr;unicode-bidi:isolate}
.quran{font-family:"Hafs",var(--ui);font-size:1.5rem;line-height:2}
dl.kv{display:grid;grid-template-columns:auto 1fr;gap:6px 14px;margin:8px 0}
dl.kv dt{color:var(--ink2);font-size:.9rem}
dl.kv dd{margin:0;font-variant-numeric:tabular-nums;direction:ltr;unicode-bidi:isolate;text-align:start}
[dir=rtl] dl.kv dd{text-align:end}
.big{font-size:1.7rem;font-weight:700;color:var(--gold);direction:ltr;unicode-bidi:isolate;display:inline-block}
ul.hits{list-style:none;margin:8px 0;padding:0;display:grid;gap:6px}
ul.hits button{width:100%;display:flex;justify-content:space-between;gap:10px;background:var(--s2);border:0;border-radius:10px;padding:8px 12px;cursor:pointer;text-align:start;min-height:44px;align-items:center}
ul.hits .where{color:var(--ink2);font-size:.82rem;white-space:nowrap}
.verdict{font-weight:600;margin:6px 0 10px}
.verdict.fixed{color:var(--emerald)}.verdict.moves{color:var(--amber)}
table.cells td,table.cells th{white-space:normal;font-size:.86rem;padding:6px 8px}
table.cells tr.current{background:var(--s2)}
table.cells td.v{font-weight:650;text-align:end;white-space:nowrap}
.limits{color:var(--ink2);font-size:.9rem;text-align:center;margin:8px 0 0}
footer{display:flex;flex-wrap:wrap;justify-content:space-between;gap:8px;padding:16px;color:var(--ink2);font-size:.8rem;border-top:1px solid var(--hair);max-width:1180px;margin:16px auto 0}
#versions{font-family:var(--mono);font-size:12px}
@media (min-width:720px){.axes{grid-template-columns:1fr 1fr}}
@media (min-width:1000px){.grid{grid-template-columns:minmax(0,5fr) minmax(0,6fr)}.table-wrap{max-height:78vh}.axes{grid-template-columns:repeat(4,1fr)}}
@media (max-width:420px){.figures{grid-template-columns:1fr 1fr}th,td{padding:8px 6px}.product{display:none}}

/* ---- the mushaf view: a printed page, live search, the selected word ---- */
:root{--hl:color-mix(in srgb,var(--gold) 40%,transparent)}
.tabs{grid-template-columns:auto auto;border-radius:10px}
.tabs button{padding:6px 12px;min-height:40px;font-size:.92rem}
.reader{display:grid;gap:var(--gap);grid-template-columns:minmax(0,1fr);grid-template-areas:"search" "page" "word"}
.side{display:contents}
#search{grid-area:search;margin:0}#word{grid-area:word;margin:0}#page{grid-area:page;min-width:0}
.search-box{display:flex;gap:8px}
#q{flex:1;min-width:0;background:var(--s0);color:var(--ink);border:1px solid var(--hair);border-radius:12px;padding:10px 14px;min-height:46px;font:1.05rem/1.4 var(--ui)}
.chips{display:flex;flex-wrap:wrap;gap:6px;margin:10px 0 0}
.chip{display:inline-flex;gap:8px;align-items:baseline;background:var(--s2);border:1px solid var(--hair);border-radius:999px;padding:6px 12px;min-height:38px;cursor:pointer;font-size:.9rem}
.chip[aria-pressed=true]{background:var(--gold);color:var(--on);border-color:var(--gold);font-weight:650}
.chip .count{font-variant-numeric:tabular-nums;direction:ltr;unicode-bidi:isolate}
.summary{font-weight:650;margin:14px 0 2px}
ol.results{list-style:none;margin:10px 0;padding:0;display:grid;gap:8px;max-height:52vh;overflow:auto}
ol.results button{width:100%;display:block;text-align:start;background:var(--s2);border:1px solid transparent;border-radius:12px;padding:10px 12px;cursor:pointer}
ol.results button:hover{border-color:var(--hair)}
.ref{display:block;color:var(--ink2);font-size:.8rem;margin-bottom:2px}
.ayah{display:block;font-size:1.35rem;line-height:2.1;text-align:start}
mark,.w.hit{display:inline-block;line-height:1.55;padding:0 .14em;margin:0 -.14em;background:var(--hl);color:inherit;border-radius:.28em}
.wide{width:100%;margin-top:6px}
.big-word{font-size:2.4rem;line-height:1.9;text-align:center;margin:0}
.spelled{color:var(--gold);font-size:1.1rem}
.page-nav{display:flex;gap:8px;align-items:center;justify-content:center;margin:0 auto 10px;max-width:560px}
.page-nav select{flex:1;min-width:0}
.ghost:disabled{cursor:default}
#page-no{width:84px;background:var(--s1);color:var(--ink);border:1px solid var(--hair);border-radius:10px;padding:7px 10px;min-height:40px;text-align:center;font:inherit}
.page{--paper:var(--surface-3);background:var(--paper);border-radius:10px;padding:18px 16px 12px;margin:0 auto;max-width:560px;
 box-shadow:inset 0 0 0 1px var(--gold),inset 0 0 0 5px var(--paper),inset 0 0 0 6px var(--gold),0 10px 28px #0003}
.page-head,.page-foot{display:flex;justify-content:space-between;gap:10px;color:var(--ink2);font:.78rem/1.6 var(--ui);padding:2px 6px}
.page-foot{justify-content:center;margin-top:6px}
.lines{font-family:"Hafs",var(--ui);font-size:var(--fs,20px);line-height:2.05;padding:4px 2px}
.line{white-space:nowrap;text-align:justify;text-align-last:justify}
.line.short,.line.basmala{text-align:center;text-align-last:center}
.measure .line{width:max-content;text-align:start;text-align-last:auto}
.w{cursor:pointer;border-radius:.3em}
.w.picked{box-shadow:0 0 0 .1em var(--amber)}
.sign{color:var(--amber)}
.ayah-end{display:inline-flex;align-items:center;justify-content:center;min-width:1.9em;height:1.9em;font:600 .46em/1 var(--ui);font-variant-numeric:tabular-nums;color:var(--gold);border:1px solid var(--gold);border-radius:50%;vertical-align:middle;box-shadow:0 0 0 2px var(--paper),0 0 0 3px var(--gold);margin:0 .3em;direction:ltr;unicode-bidi:isolate}
.banner{display:flex;align-items:center;justify-content:center;gap:10px;margin:.5em 0 .25em;font:650 .62em/1 var(--ui);color:var(--gold)}
.banner span{border:1px solid var(--gold);border-radius:999px;padding:.6em 1.6em;box-shadow:0 0 0 3px var(--paper),0 0 0 4px var(--gold);background:color-mix(in srgb,var(--gold) 10%,transparent);white-space:nowrap}
.banner::before,.banner::after{content:"";flex:1;height:1px}
.banner::before{background:linear-gradient(to left,transparent,var(--gold))}
.banner::after{background:linear-gradient(to right,transparent,var(--gold))}
#origin-mini{max-width:560px;margin:12px auto 0}
@media (hover:hover){.w:hover{background:color-mix(in srgb,var(--gold) 18%,transparent)}}
@media (prefers-reduced-motion:no-preference){.w.flash{animation:flash 1.6s ease-out}}
@keyframes flash{from{box-shadow:0 0 0 .5em var(--hl)}to{box-shadow:0 0 0 0 var(--hl)}}
@media (min-width:1000px){.reader{grid-template-columns:minmax(0,560px) minmax(0,1fr);grid-template-areas:"page search" "page word";grid-template-rows:auto 1fr;align-items:start;justify-content:center}}
@media (max-width:520px){.top{flex-wrap:wrap}.page{padding:14px 10px 10px}}

/* Equation workspace: explicit structure and exact values, with no privileged pattern. */
.tabs{grid-template-columns:repeat(3,minmax(0,1fr))}
.eq-heading{max-width:740px;padding:28px 0 12px}
.eq-heading h1{font-size:clamp(1.6rem,4vw,2.5rem);line-height:1.3;margin:6px 0 12px;font-weight:600}
.eyebrow{color:var(--gold);font-size:.84rem;letter-spacing:.03em}
.eq-workspace{margin-top:18px}
.eq-editors{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}
.eq-side,.eq-branches fieldset{min-width:0;margin:0;border:1px solid var(--hair);border-radius:10px;padding:12px}
.eq-side>legend{color:var(--gold);font-weight:650;padding:0 8px}
.eq-node{display:grid;gap:12px;min-width:0}
.eq-field{display:grid;gap:5px;font-size:.9rem;min-width:0}
.eq-field>span{color:var(--ink2)}
.eq-field select,.eq-field input{width:100%;min-width:0;max-width:100%;background:var(--s0);color:var(--ink);font:inherit;border:1px solid var(--hair);border-radius:8px;padding:9px 10px;min-height:44px}
.eq-branches{display:grid;gap:12px;min-width:0}
.eq-branches fieldset{border-inline-start:2px solid var(--gold);padding:8px}
.eq-branches legend{font-size:.8rem;color:var(--ink2);padding:0 4px}
.eq-formula{border-block:1px solid var(--hair);padding:18px 8px;margin:20px 0;overflow-wrap:anywhere;font-variant-numeric:tabular-nums;unicode-bidi:plaintext}
.eq-actions{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:14px}
.eq-primary{font:inherit;border:1px solid var(--gold);border-radius:10px;background:var(--gold);color:var(--on);padding:10px 18px;min-height:44px;cursor:pointer;font-weight:650}
.eq-primary:disabled{cursor:wait}
.eq-totals{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px;margin:18px 0}
.eq-total{display:grid;gap:3px;border:1px solid var(--hair);padding:12px;border-radius:10px;min-width:0}
.eq-total strong{font:500 1.8rem/1.2 var(--mono);color:var(--gold)}
.eq-total span{font-size:.85rem;overflow-wrap:anywhere}
.eq-table{max-height:70vh}
.eq-table caption{text-align:start;color:var(--ink2);padding:10px}
.eq-table td.eq-definition{white-space:normal;min-width:180px;font-size:.82rem}
.eq-table td{font-variant-numeric:tabular-nums;cursor:default}
.eq-table tr[data-verdict=HOLDS] .eq-verdict{color:var(--emerald)}
.eq-table tr[data-verdict=DOES_NOT_HOLD] .eq-verdict{color:var(--ruby)}
.eq-table tr[data-verdict=UNDEFINED] .eq-verdict{color:var(--amber)}
.eq-provenance{margin-top:16px;overflow-wrap:anywhere}
.eq-provenance summary{cursor:pointer;min-height:44px;padding:8px 0;color:var(--ink2)}
.eq-history{list-style:none;display:grid;gap:10px;padding:0;margin:12px 0 0}
.eq-history-item{display:grid;gap:8px;width:100%;text-align:start;padding:12px;min-width:0}
.eq-history-formula{overflow-wrap:anywhere;unicode-bidi:plaintext}
@media(max-width:700px){.eq-editors{grid-template-columns:1fr}.controls{flex-wrap:wrap;max-width:100%}.eq-side{padding:10px}.eq-totals{gap:6px}.eq-total{padding:8px}.eq-branches fieldset{padding:6px}}