@font-face{font-family:"Noto Naskh Arabic";font-weight:400;font-style:normal;font-display:swap;src:url(../fonts/noto-naskh-arabic-arabic-400-normal.woff2) format("woff2")}
@font-face{font-family:"Noto Naskh Arabic";font-weight:700;font-style:normal;font-display:swap;src:url(../fonts/noto-naskh-arabic-arabic-700-normal.woff2) format("woff2")}
@font-face{font-family:"Amiri";font-weight:400;font-style:normal;font-display:swap;src:url(../fonts/amiri-arabic-400-normal.woff2) format("woff2")}
@font-face{font-family:"Amiri";font-weight:700;font-style:normal;font-display:swap;src:url(../fonts/amiri-arabic-700-normal.woff2) format("woff2")}
/* رموز نظام التصميم «الشيخ محمد الأسطل» (tokens.json): library = ليلي، parchment = الرَّقّ */
:root,[data-theme="library"]{
  --surface-100:#1c130d;--surface-200:#2a1c13;--surface-300:#3a281b;--ink:#f1e4cc;--ink-muted:#c9b392;--gold:#d9a84e;--on-gold:#1c130d;
  --leather:#8a5a33;--leather-deep:#5a3a22;--line:#8a6a45;--focus:#d9a84e;--scrim:#1c130dcc;
  --ayah-bg:#33241a;--ayah-ink:#efd9a3;--mark:#7a5a12;--warn-bg:#3a281b;--warn-ink:#f1dca3;
  --hl-y:#6b5a10;--hl-g:#27573a;--hl-b:#23496b;--hl-r:#6b2c3e;color-scheme:dark}
[data-theme="parchment"]{
  --surface-100:#f3e8d3;--surface-200:#fbf4e4;--surface-300:#e6d6b8;--ink:#2b1a0f;--ink-muted:#6a4f35;--gold:#7a4f0c;--on-gold:#fbf4e4;
  --leather:#6d4223;--leather-deep:#4a2f1c;--line:#8a6a45;--focus:#7a4f0c;
  --ayah-bg:#efe0bd;--ayah-ink:#4f3208;--mark:#ffe58a;--warn-bg:#fff0cc;--warn-ink:#5b4208;
  --hl-y:#ffe98f;--hl-g:#bfe8c6;--hl-b:#bcdcf7;--hl-r:#f7c6d2;color-scheme:light}
:root,[data-theme]{
  --space-1:4px;--space-2:8px;--space-3:16px;--space-4:24px;--space-5:32px;--space-6:48px;--space-7:64px;--radius-sm:2px;--radius-md:6px;--radius-lg:12px;
  --shadow-raised:0 4px 16px 0 rgba(0,0,0,.35);--shadow-lamp:0 16px 48px 0 rgba(0,0,0,.55);
  --bg:var(--surface-100);--surface:var(--surface-200);--muted:var(--ink-muted);--accent:var(--gold);--accent-ink:var(--on-gold);--shadow:var(--shadow-raised);
  --fs:1;--body:"Noto Naskh Arabic","Amiri",serif;--quran:"Amiri","Noto Naskh Arabic",serif;--ui:"IBM Plex Sans Arabic","Noto Naskh Arabic",system-ui,sans-serif;--display:"Amiri","Noto Naskh Arabic",Georgia,serif}
:root{--fs:1}
:focus-visible{outline:2px solid var(--focus);outline-offset:3px}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--ui);line-height:1.7;overflow-x:hidden}
a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}
button,input,select,textarea{font:inherit;color:inherit}
.skip{position:absolute;inset-inline-start:-999px}.skip:focus{inset-inline-start:8px;top:8px;background:var(--surface);padding:6px 10px;z-index:99}
.wrap{max-width:46rem;margin:0 auto;padding:16px 16px 64px}
.muted{color:var(--muted);font-size:.95rem}
.top{position:sticky;top:0;z-index:20;background:rgba(28,19,13,.94);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-bottom:1px solid var(--line);color:var(--ink)}
.top-in{display:flex;align-items:center;gap:var(--space-3);max-width:none;margin:0;padding:8px clamp(16px,2vw,40px);flex-wrap:wrap}
#nav{display:flex;align-items:center;font-size:14px;font-weight:600;line-height:20px}
#nav a{color:var(--ink);padding:10px var(--space-3);min-height:44px;display:inline-flex;align-items:center;border-bottom:2px solid transparent;white-space:nowrap}
#nav a+a{border-inline-start:1px solid var(--line)}#nav a:first-child{padding-inline-start:0}
#nav a:hover{color:var(--gold);text-decoration:none}#nav a.on{color:var(--gold);border-bottom-color:var(--gold)}
.brand{font-family:var(--display);font-weight:700;font-size:24px;line-height:32px;color:var(--ink);white-space:nowrap;margin-inline-start:auto;order:9}
.brand:hover{text-decoration:none;color:var(--gold)}
.brand img{display:block;height:clamp(34px,2.6vw,48px);width:auto}
.sf{flex:0 1 260px;min-width:150px;display:flex;border:1px solid var(--line);border-radius:var(--radius-md);background:var(--surface-200);overflow:hidden}
.sf input{flex:1;min-width:0;border:0;background:transparent;padding:6px 10px;outline:0;font-size:16px}
.sf button{border:0;background:transparent;padding:0 12px;cursor:pointer;font-size:1.2rem;color:var(--gold)}
.sf:focus-within{border-color:var(--gold)}
.tools{display:flex;gap:4px}
.ib{border:1px solid transparent;background:transparent;border-radius:var(--radius-md);min-width:44px;height:44px;cursor:pointer;color:var(--ink-muted);font-size:1rem}
.ib:hover,.ib.on{color:var(--gold);background:color-mix(in srgb,var(--gold) 12%,transparent)}
#booknav{display:flex;flex-wrap:wrap;gap:0 var(--space-3);max-width:none;margin:0;padding:0 clamp(16px,2vw,40px) 4px;font-size:14px}
#booknav[hidden],#booknav a[hidden]{display:none}
#booknav a{color:var(--ink-muted);padding:8px 0;border-bottom:2px solid transparent}#booknav a:hover{color:var(--gold);text-decoration:none}#booknav a.on{color:var(--gold);border-color:var(--gold)}
.bn-l{color:var(--gold);padding:8px 0}
.foot{background:var(--surface-200);border-top:1px solid var(--line);text-align:center;color:var(--ink-muted);font-size:14px;line-height:24px;padding:var(--space-5) var(--space-3);margin-top:var(--space-5)}
.foot p{margin:.3em 0}.foot a{color:var(--gold);text-decoration:underline}.foot strong{font-family:var(--display);font-size:18px;color:var(--ink)}
.foot .ph{font-size:14px;padding:2px 10px}
@media (max-width:760px){.top{position:static}.top-in{gap:var(--space-2)}.brand{order:0;margin-inline-start:0;flex:1 1 60%}.tools{order:1}.sf{order:2;flex:1 1 100%}#nav{order:3;flex:1 1 100%;flex-wrap:wrap}#nav a{padding:8px 12px}}
h1,h2,h3,h4{line-height:1.5}
.hero{text-align:center;padding:28px 0 12px}
.kicker{color:var(--gold);margin:0;font-size:.95rem}
.book-title{font-family:var(--quran);font-size:calc(2.3rem);margin:.2em 0;color:var(--accent);line-height:1.4}
.sub{font-family:var(--body);margin:.2em 0;font-size:1.15rem}.author{margin:.2em 0;color:var(--muted);font-family:var(--body)}
.stat{display:inline-block;margin-top:10px;font-size:.9rem;color:var(--muted);border-top:1px solid var(--gold);padding-top:8px}
.resume{display:flex;flex-wrap:wrap;gap:4px 12px;align-items:baseline;background:var(--accent);color:var(--accent-ink);padding:12px 16px;border-radius:12px;margin:16px 0;text-decoration:none}
.resume .k{opacity:.85;font-size:.9rem;width:100%}.resume strong{font-size:1.1rem}
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(120px,1fr));gap:10px;margin:16px 0}
.card{display:block;background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:12px 14px;color:var(--ink);text-decoration:none}
.card:hover{border-color:var(--accent)}.card strong{display:block;color:var(--accent)}.card span{font-size:.85rem;color:var(--muted)}
.sec{font-size:1.4rem;margin:1.2em 0 .5em;color:var(--accent)}
.toc details,.mapart{background:var(--surface);border:1px solid var(--line);border-radius:12px;margin:8px 0;padding:0 14px}
.toc summary,.mapart summary{cursor:pointer;padding:10px 0;display:flex;align-items:center;gap:10px;font-weight:700}
.toc summary small,.mapart summary small{margin-inline-start:auto;color:var(--muted);font-weight:400}
.toc ol,.ladder{list-style:none;margin:0;padding:0 0 10px}
.toc li a{display:flex;gap:10px;padding:5px 4px;color:var(--ink);border-radius:6px}.toc li a:hover{background:color-mix(in srgb,var(--accent) 8%,transparent);text-decoration:none}
.toc .t{flex:1}.pg{color:var(--muted);font-size:.85rem;white-space:nowrap}
.lbl{font-weight:700;color:var(--gold);padding:8px 4px 2px;font-size:.95rem}.lbl.l2{padding-inline-start:16px;font-weight:400}
/* القراءة */
.read{font-family:var(--body);font-size:calc(1.3rem*var(--fs));line-height:2.15}
.rh h1{font-size:1.7em;margin:.2em 0;color:var(--accent);font-family:var(--quran)}.rh .muted{font-family:var(--ui);font-size:.7em}
.crumb{font-family:var(--ui);font-size:.7em}.pre-label{color:var(--gold);font-weight:700;font-size:.85em}
.pn{display:flex;justify-content:space-between;gap:8px;font-family:var(--ui);font-size:.8em;padding:8px 0}
.pr{position:relative;padding:2px 0;border-radius:8px;scroll-margin-top:130px}
.pr .tx{white-space:pre-line;overflow-wrap:anywhere}
.pr.flash{animation:fl 2.6s ease-out}@keyframes fl{0%,60%{background:color-mix(in srgb,var(--gold) 28%,transparent)}100%{background:transparent}}
.hd3{font-size:1.2em;font-weight:700;color:var(--accent);margin-top:1em}.hd4{font-size:1.05em;font-weight:700;margin-top:.7em}
.hd .tx{font-family:var(--ui);line-height:1.7}
.pgmark{display:flex;align-items:center;gap:10px;margin:18px 0 6px;color:var(--gold);font-family:var(--ui);font-size:.68em;user-select:none}
.pgmark::before,.pgmark::after{content:"";flex:1;border-top:1px dashed var(--line)}
.pgmark span{border:1px solid var(--line);border-radius:999px;padding:0 12px;background:var(--surface)}
.fnblock{border-top:1px solid var(--line);margin:8px 0 4px;padding-top:6px;font-size:.78em;color:var(--muted);line-height:1.9}
.fn .tx{white-space:pre-line}
.ay{font-family:var(--quran);color:var(--ayah-ink);font-size:1.06em}
.aref{display:inline-block;font-family:var(--ui);font-size:.55em;color:var(--accent);border:1px solid var(--line);border-radius:6px;padding:0 6px;margin-inline:4px;vertical-align:middle;background:var(--surface);user-select:none;line-height:1.7}
.ayah-block{background:var(--ayah-bg);border-inline-start:4px solid var(--accent);border-radius:10px;padding:6px 14px;margin:10px 0;text-align:center}
.ayah-block .acts{justify-content:center}
.mk{background:var(--mark);color:inherit;border-radius:3px}
.hl{border-radius:3px;cursor:pointer}.hl-y{background:var(--hl-y)}.hl-g{background:var(--hl-g)}.hl-b{background:var(--hl-b)}.hl-r{background:var(--hl-r)}
.acts{display:flex;gap:2px;opacity:.0;transition:opacity .15s;font-family:var(--ui);font-size:1rem;line-height:1}
.pr:hover .acts,.pr:focus-within .acts{opacity:1}
@media (hover:none){.acts{opacity:.55}}
@media (min-width:900px){.acts{position:absolute;inset-inline-end:calc(100% + 8px);top:2px;flex-direction:column;width:34px}.ayah-block .acts{inset-inline-end:calc(100% + 18px)}}
.acts .ib{min-width:32px;height:30px;font-size:.95rem}.acts .ib.on{color:var(--gold)}
.notes{font-family:var(--ui);font-size:.72em}.note-line{background:var(--warn-bg);color:var(--warn-ink);border-radius:8px;padding:3px 10px;margin:2px 0}
#seltb{position:fixed;z-index:60;display:flex;align-items:center;gap:2px;background:var(--ink);color:var(--bg);border-radius:12px;padding:4px;box-shadow:var(--shadow);font-family:var(--ui)}
#seltb[hidden]{display:none}
#seltb button{background:transparent;border:0;color:inherit;padding:6px 10px;border-radius:8px;cursor:pointer;font-size:.95rem}
#seltb button:hover{background:rgba(255,255,255,.15)}
.dots{display:flex;gap:4px;padding:0 4px}
.sw{width:22px;height:22px;border-radius:50%;border:2px solid transparent;padding:0!important;cursor:pointer}.sw.on{border-color:var(--ink)}
#seltb .sw{width:20px;height:20px;border:2px solid rgba(255,255,255,.6)}
#seltb .sw.hl-y{background:var(--hl-y)}#seltb .sw.hl-g{background:var(--hl-g)}#seltb .sw.hl-b{background:var(--hl-b)}#seltb .sw.hl-r{background:var(--hl-r)}
#seltb .sw:hover{background:inherit}
.swatches{display:flex;gap:10px;margin:8px 0}.swatches .sw{width:30px;height:30px}
/* نتائج */
.rlist{list-style:none;margin:0;padding:0}
.res a{display:block;background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:10px 14px;margin:8px 0;color:var(--ink);text-decoration:none}
.res a:hover{border-color:var(--accent)}
.rm{display:flex;flex-wrap:wrap;gap:6px 10px;align-items:center;font-size:.82rem;color:var(--muted);margin-bottom:4px}
.pgb{background:var(--accent);color:var(--accent-ink);border-radius:999px;padding:0 10px}.rc{color:var(--accent)}
.kb{border:1px solid var(--line);border-radius:6px;padding:0 6px}.kb.auto{border-color:var(--gold);color:var(--gold)}
.rt{font-family:var(--body);font-size:calc(1.15rem*var(--fs));line-height:2;overflow-wrap:anywhere;white-space:pre-line}
.btn{display:inline-block;border:1px solid var(--line);background:var(--surface);border-radius:10px;padding:6px 14px;cursor:pointer;color:var(--ink);text-decoration:none}
.btn.pri{background:var(--accent);color:var(--accent-ink);border-color:var(--accent)}.btn.sm{padding:2px 10px;font-size:.85rem}
.chips{display:flex;flex-wrap:wrap;gap:6px;margin:10px 0}.chip{border:1px solid var(--line);background:var(--surface);border-radius:999px;padding:2px 14px;cursor:pointer}.chip.on{background:var(--accent);color:var(--accent-ink);border-color:var(--accent)}
.warn{background:var(--warn-bg);color:var(--warn-ink);border-radius:12px;padding:10px 14px;margin:10px 0}
.filter{width:100%;border:1px solid var(--line);background:var(--surface);border-radius:10px;padding:8px 12px;margin:8px 0}
.sura h2{font-size:1.1rem;color:var(--accent);margin:1.2em 0 .3em;border-bottom:1px solid var(--line)}.sura h2 small{color:var(--muted);font-weight:400}
.sura ol{list-style:none;margin:0;padding:0}
.arow a{display:grid;grid-template-columns:2.4rem 1fr;gap:2px 10px;padding:8px 6px;border-radius:8px;color:var(--ink);text-decoration:none}.arow a:hover{background:color-mix(in srgb,var(--accent) 8%,transparent)}
.ar-ref{grid-row:span 2;color:var(--accent);font-weight:700;text-align:center;border:1px solid var(--line);border-radius:8px;height:fit-content;padding:0 4px}
.ar-tx{font-family:var(--quran);font-size:calc(1.2rem*var(--fs));line-height:2;color:var(--ayah-ink)}.ar-loc{font-size:.8rem;color:var(--muted)}
.arow[hidden],.res[hidden],.sura[hidden]{display:none}
.prog{position:relative;background:var(--line);border-radius:999px;overflow:hidden;height:10px;display:block}.prog .bar{height:100%;background:var(--accent)}
.prog.big{height:28px;margin:12px 0}.prog.big span{position:absolute;inset:0;display:grid;place-items:center;font-size:.85rem;color:var(--ink);mix-blend-mode:normal;text-shadow:0 0 4px var(--bg)}
.prog.sm{flex:1;max-width:120px;height:6px}
.ladder .node{display:flex;flex-wrap:wrap;align-items:center;gap:6px 10px;padding:6px 4px;border-inline-start:3px solid var(--line);margin-inline-start:8px;padding-inline-start:12px}
.ladder .node.ok{border-color:var(--accent)}.ladder .node.ok>a{opacity:.7}
.node>a{flex:1}.stages{list-style:none;width:100%;margin:4px 0 0;padding:0 24px 0 0;display:flex;flex-wrap:wrap;gap:4px 16px;font-size:.9rem}.stages li{display:flex;align-items:center;gap:6px}
.ck{display:inline-flex;cursor:pointer}.ck input{position:absolute;opacity:0;width:20px;height:20px}
.box{width:20px;height:20px;border:2px solid var(--muted);border-radius:6px;display:inline-block}.ck input:checked+.box{background:var(--accent);border-color:var(--accent);position:relative}
.ck input:checked+.box::after{content:"✓";color:var(--accent-ink);position:absolute;inset:0;display:grid;place-items:center;font-size:.85rem}
.ck input:focus-visible+.box{outline:2px solid var(--gold);outline-offset:2px}
.gh{font-size:1.1rem;color:var(--gold);margin:1.6em 0 .4em}
.gq{margin:10px 0;padding:10px 16px;background:var(--surface);border:1px solid var(--line);border-inline-start:4px solid var(--gold);border-radius:12px}
.gq .tx{font-family:var(--body);font-size:calc(1.2rem*var(--fs));line-height:2.1;white-space:pre-line}.gq footer{font-size:.85rem;color:var(--muted)}
.mlist{list-style:none;padding:0;margin:0}.mi{background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:10px 14px;margin:8px 0}
.mi blockquote{margin:6px 0;padding:4px 10px;border-radius:6px;font-family:var(--body);font-size:1.1rem;white-space:pre-line}.mm{font-size:.85rem;color:var(--muted)}.tag{color:var(--gold)}
.row{display:flex;flex-wrap:wrap;gap:8px;margin:10px 0}
.askf{display:flex;gap:8px;margin:10px 0}.askf input{flex:1;min-width:0;border:1px solid var(--line);background:var(--surface);border-radius:10px;padding:8px 12px}
.verdict{font-weight:700;margin:12px 0}.verdict.no{color:#b3402a}.verdict.yes{color:var(--accent)}
:root[data-resolved=dark] .verdict.no{color:#f09b86}
dialog.dlg{border:1px solid var(--line);border-radius:16px;background:var(--surface);color:var(--ink);padding:16px 18px;width:min(92vw,32rem);max-height:88vh;box-shadow:var(--shadow)}
dialog.dlg.wide{width:min(94vw,36rem)}dialog::backdrop{background:rgba(0,0,0,.45)}
.rep h2{margin:0 0 6px;font-size:1.2rem}.rep label{display:block;margin:8px 0;font-size:.9rem;color:var(--muted)}
.rep input,.rep select,.rep textarea{display:block;width:100%;margin-top:3px;border:1px solid var(--line);background:var(--bg);border-radius:8px;padding:6px 10px}
.rep label.inl{display:flex;gap:8px;align-items:center;color:var(--ink)}.rep label.inl input{width:auto;margin:0}
.q{margin:6px 0;padding:6px 12px;border-inline-start:3px solid var(--gold);font-family:var(--body);font-size:1.05rem;white-space:pre-line}
.qimg{width:100%;height:auto;border:1px solid var(--line);border-radius:8px}
#toast{position:fixed;bottom:20px;inset-inline:0;margin-inline:auto;width:fit-content;max-width:90vw;background:var(--ink);color:var(--bg);padding:8px 18px;border-radius:999px;opacity:0;pointer-events:none;transition:opacity .2s;z-index:100}#toast.on{opacity:1}
@media (max-width:620px){.sf{order:3;flex-basis:100%}.tools{margin-inline-start:auto}.book-title{font-size:1.8rem}.read{line-height:2.05}.top-in{gap:6px}.brand{font-size:1rem}.brand img{height:30px}}
@media print{.top,.foot,.acts,.pn{display:none}}
/* اسأل الكتاب — جواب بنموذج لغوي (الطبقة ٢) */
.ans{list-style:none;margin:8px 0;padding:0}
.sent{background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:10px 14px;margin:8px 0}
.sent .at{margin:0 0 6px;font-weight:600}
.aq{margin:6px 0;padding:4px 12px;border-inline-start:3px solid var(--accent);font-family:'Amiri','Noto Naskh Arabic',serif;font-size:1.05em;color:var(--ink)}
.arefs{font-size:.9rem;color:var(--muted,inherit)}.arefs .ref{color:var(--accent)}
.disc{margin-top:12px}.srcs summary{cursor:pointer;margin:8px 0}
/* ---- الصفحة الرئيسية للموقع ---- */
.wrap.full{max-width:none;padding:0}
.ph{color:var(--ink-muted);border:1px dashed var(--gold);border-radius:var(--radius-md);padding:8px 12px;background:color-mix(in srgb,var(--gold) 8%,transparent);display:inline-block;margin:0}

/* ---- دروس الشيخ ---- */
.lec-list{list-style:none;margin:16px 0;padding:0;display:grid;gap:8px}
.lec-list a{display:flex;align-items:center;gap:14px;padding:10px 14px;background:var(--surface);border:1px solid var(--line);border-radius:12px;color:var(--ink);text-decoration:none}
.lec-list a:hover{border-color:var(--accent)}
.lec-list .no{min-width:2.2em;text-align:center;font-family:var(--display);font-size:1.4rem;color:var(--accent)}
.lec-list .tt{flex:1;display:flex;flex-direction:column;min-width:0}.lec-list .tt small{color:var(--muted);font-size:.8rem;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.lec-list .dur{font-family:var(--ui);font-size:.8rem;color:var(--muted);white-space:nowrap}
.lec-page{display:grid;grid-template-columns:minmax(0,1fr);gap:0;max-width:1560px;margin:0 auto;padding:0 20px;align-items:start}
.lec-chs{order:2;margin:0 0 16px}
.lec-chs h2{font-family:var(--display);color:var(--accent);font-size:1.15rem;margin:0 0 8px}
.lec-chs-in{max-height:40vh;overflow:auto;border:1px solid var(--line);border-radius:12px;background:var(--surface);padding:6px 4px}
.lec-part>summary{cursor:pointer;padding:6px 10px;font-weight:700;color:var(--accent);font-family:var(--ui);font-size:.92rem;list-style-position:inside}
.lec-part ol{list-style:none;margin:0;padding:0 4px 6px}
.lec-part a{display:flex;justify-content:space-between;gap:8px;align-items:baseline;padding:5px 10px;border-radius:8px;color:var(--ink);text-decoration:none;font-size:.92rem;line-height:1.5;border-inline-start:3px solid transparent}
.lec-part a small{font-family:var(--ui);font-size:.68rem;color:var(--muted);white-space:nowrap}
.lec-part a:hover{background:color-mix(in srgb,var(--gold) 10%,transparent)}
.lec-part a.no{color:var(--muted)}
.lec-part a.mine{border-inline-start-color:var(--line)}
.lec-part a.cur{background:color-mix(in srgb,var(--gold) 22%,transparent);border-inline-start-color:var(--gold);font-weight:700}
.lec-main{min-width:0;max-width:980px;width:100%;margin:0 auto;order:1}
.lec-title{margin:6px 0 10px}
.lec-stick{position:sticky;top:108px;z-index:5;background:var(--bg);padding:6px 0 4px}
.lec-player{position:relative;width:min(100%,calc(46vh*16/9));aspect-ratio:16/9;margin-inline:auto;background:#000;border-radius:12px;overflow:hidden;box-shadow:var(--shadow)}
.lec-player iframe,.lec-player #yt{position:absolute;inset:0;width:100%;height:100%;border:0}
.lec-bar{display:flex;gap:10px;align-items:center;justify-content:space-between;margin:8px auto 2px;width:min(100%,calc(46vh*16/9));font-family:var(--ui);font-size:.85rem}
.lec-note{font-size:.78rem;margin:6px 0 0;text-align:center}
.lec-text{max-width:780px;margin:8px auto 0}
.lec-ch{font-family:var(--display);color:var(--accent);margin:28px 0 8px;font-size:1.25em}
.lec-text .pr{padding:4px 10px;margin:2px -10px;cursor:pointer;transition:background .25s;border-inline-start:3px solid transparent}
.lec-text .pr:hover{background:color-mix(in srgb,var(--gold) 8%,transparent)}
.lec-text .pr.cur{background:color-mix(in srgb,var(--gold) 20%,transparent);border-inline-start-color:var(--gold)}
.lec-text .pr.unread{opacity:.55}
.lec-text .seek{position:absolute;inset-inline-end:6px;top:4px;opacity:0;font-family:var(--ui);font-size:.7rem;border:1px solid var(--line);background:var(--surface);color:var(--ink);border-radius:999px;padding:0 8px;cursor:pointer}
.lec-text .pr:hover .seek,.lec-text .pr:focus-within .seek{opacity:1}
.lec-main .pn{margin:24px auto;max-width:780px}
@media (max-width:999px){.lec-stick{top:0}.lec-player{width:min(100%,calc(34vh*16/9))}.lec-bar{width:min(100%,calc(34vh*16/9))}}
@media (min-width:1000px){
  .lec-page{grid-template-columns:320px minmax(0,1fr);gap:28px}
  .lec-chs{order:0;position:sticky;top:124px;align-self:start;margin:0}
  .lec-chs-in{max-height:calc(100vh - 190px)}
}

/* خلفية صفحة الدرس: المكتبة مظلّلة */
body.lec-bg{background:linear-gradient(rgba(18,11,7,.74),rgba(18,11,7,.88)),url(../assets/library-hall.jpg) center/cover fixed no-repeat}
body.lec-bg .lec-stick{background:rgba(18,11,7,.82);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px)}
body.lec-bg .lec-text{background:rgba(28,19,13,.62);border-radius:12px;padding:12px 22px}

/* ===== صفحة القراءة: كتاب «معارج العلوم» المفتوح — الصفحات كما في المطبوع ===== */
.wrap:has(>.read[data-ch]){max-width:1180px}
.read[data-ch]{
  --ink:#161210;--ink-muted:#5a4a38;--muted:#5a4a38;--maroon:#b00000;--gold:#7a4f0c;--accent:#7a4f0c;--accent-ink:#fbf4e4;--line:#c9b48a;--surface:#f3e8d3;
  --ayah-bg:#efe0bd;--ayah-ink:#4f3208;--mark:#ffe58a;--warn-bg:#fff0cc;--warn-ink:#5b4208;
  --hl-y:#ffe98f;--hl-g:#bfe8c6;--hl-b:#bcdcf7;--hl-r:#f7c6d2;color:var(--ink);color-scheme:light;
  position:relative;margin:22px auto 60px;padding:12px 14px 18px;background:#1f4a30;border-radius:6px;
  box-shadow:0 26px 60px rgba(0,0,0,.45),inset 0 0 0 2px rgba(0,0,0,.2)}
.read[data-ch] .body{display:grid;grid-template-columns:1fr;row-gap:18px;position:relative}
.read[data-ch] .sheet{display:none;flex-direction:column;min-width:0;container-type:inline-size;position:relative;
  padding:6% 8% 7%;background:#fbf1d6;border-radius:2px}
.read[data-ch] .sheet.odd{background:linear-gradient(90deg,#e9d9b2 0,#fbf1d6 8%,#fbf1d6 100%)}
.read[data-ch] .sheet.even{background:linear-gradient(270deg,#e9d9b2 0,#fbf1d6 8%,#fbf1d6 100%)}
.read[data-ch] .pr{position:relative;break-inside:auto}
.read[data-ch] .pr .tx{text-align:justify;text-justify:inter-word;line-height:2}
.read[data-ch] .pgmark{display:block;position:relative;container-type:inline-size;aspect-ratio:2461/210;margin:0 0 14px;padding:0;
  background:url(../assets/book/hdr-odd.png) center/100% 100% no-repeat;user-select:none;font-family:var(--quran)}
.read[data-ch] .sheet.even .pgmark{background-image:url(../assets/book/hdr-even.png)}
.read[data-ch] .pgmark::before,.read[data-ch] .pgmark::after{content:none}
.read[data-ch] .pgmark span{position:absolute;top:38.8%;left:19.4%;transform:translate(-50%,-50%);border:0;background:none;padding:0;color:var(--maroon);font-weight:800;font-size:4.2cqw;line-height:1}
.read[data-ch] .sheet.even .pgmark span{left:80.2%}
.read[data-ch] .chead{text-align:center;font-weight:800;margin:6px 0 16px;line-height:1.7}
.read[data-ch] .chead .pre{font-size:1.25em}
.read[data-ch] .chead h1{margin:0;font-size:1.25em;color:var(--maroon);font-family:inherit;font-weight:800}
.read[data-ch] .hd3,.read[data-ch] .hd4,.read[data-ch] .hd .tx{font-weight:800;text-align:center;color:var(--ink)}
.read[data-ch] .hd4,.read[data-ch] .hd4 .tx{color:var(--maroon)}
.read[data-ch] .fnblock{position:relative;margin-top:auto;padding-top:14px;font-size:.82em;color:var(--ink);line-height:1.8;border-top:0;break-inside:avoid}
.read[data-ch] .fnblock::before{content:"";position:absolute;top:0;inset-inline-start:0;width:34%;border-top:1.3px solid var(--ink)}
.read[data-ch] .endorn{height:58px;margin:14px auto 8px;width:160px;background:url(../assets/book/endorn.png) center/contain no-repeat}
.read[data-ch] .acts{background:#f3e8d3;border-radius:8px}
/* أزرار التقليب خارج الورق */
.pgnav{position:fixed;top:50%;transform:translateY(-50%);z-index:30;width:46px;height:46px;border-radius:50%;display:grid;place-items:center;
  background:#fbf1d6;color:#444;font:700 24px/1 sans-serif;text-decoration:none;box-shadow:0 2px 10px rgba(0,0,0,.35)}
.pgnav.r{right:16px}.pgnav.l{left:16px}.pgnav:hover{background:#fff7e0}
@media (min-width:960px){
  .read[data-ch]{padding:14px 16px 20px}
  .read[data-ch] .body{grid-template-columns:1fr 1fr;column-gap:0;row-gap:0;
    box-shadow:-10px 0 0 -2px #e6d7b2,10px 0 0 -2px #e6d7b2,-14px 0 0 -4px #cdbb92,14px 0 0 -4px #cdbb92,0 8px 0 -2px #e0d0a8}
  .read[data-ch] .sheet{aspect-ratio:1/1.41;border-radius:0}
  .read[data-ch] .sheet.solo{grid-column:2}
  .read[data-ch] .pr .tx{font-size:3.15cqw}
  .read[data-ch] .fnblock{font-size:2.75cqw}
  .read[data-ch] .chead{font-size:3.4cqw}
  .read[data-ch] .body::before{content:"";position:absolute;z-index:2;top:0;bottom:0;left:50%;width:56px;transform:translateX(-50%);pointer-events:none;
    background:linear-gradient(90deg,rgba(58,40,15,0),rgba(58,40,15,.17) 45%,rgba(58,40,15,.33) 50%,rgba(58,40,15,.17) 55%,rgba(58,40,15,0))}
  .read[data-ch] .acts{position:absolute;inset-inline-end:2px;inset-inline-start:auto;top:-18px;flex-direction:row;width:auto;box-shadow:0 1px 6px rgba(0,0,0,.2)}
}
@media (max-width:959px){
  .read[data-ch]{margin:14px 6px 40px;padding:8px 9px 12px}
  .read[data-ch] .sheet{padding:18px 16px 20px}
  .read[data-ch] .chead{font-size:1.1em}
  .pgnav{width:40px;height:40px;font-size:20px;top:auto;bottom:16px;transform:none;opacity:.92}.pgnav.r{right:12px}.pgnav.l{left:12px}
}

/* ===== الشريط الموحّد للموقع (نفس شريط الصفحة الرئيسية) ===== */
.top-in{min-height:clamp(64px,4.2vw,92px);flex-wrap:nowrap;gap:clamp(20px,2.4vw,48px);padding-block:0}
#nav a{font-size:clamp(14px,.92vw,20px);padding:0 clamp(18px,1.57vw,34px);min-height:0;border-bottom:0;line-height:1.5}
#nav a.cur{color:var(--gold)}
.top{border-bottom-color:var(--gold)}
.tools{align-items:center;gap:10px;margin-inline-start:auto}.tools[hidden]{display:none}
.brand{margin-inline-start:0}
.rt-mine{border:1px solid var(--line);border-radius:99px;padding:6px 16px;color:var(--gold);font-weight:700;font-size:14px;white-space:nowrap;text-decoration:none}
.rt-mine:hover{background:var(--gold);color:var(--on-gold,#1c130d);text-decoration:none}
.rt-z{display:inline-flex;align-items:center;gap:2px;border:1px solid var(--line);border-radius:99px;padding:0 4px}
.rt-z .ib{min-width:34px;height:34px;font-size:1.2rem;color:var(--gold)}
.rt-z output{min-width:3.2em;text-align:center;font-size:13px;color:var(--ink-muted)}
#booknav .sf{flex:0 1 230px;min-width:150px;margin-inline:6px}
@media (max-width:760px){
  .top-in{flex-wrap:wrap;gap:6px 10px;padding-block:8px}
  #nav{order:0;flex:0 0 auto;flex-wrap:nowrap;overflow-x:auto;max-width:100%}
  #nav a{padding:0 12px;white-space:nowrap}
  #nav a:not(.cur){display:none}
  .brand{order:0;flex:0 0 auto;margin-inline-start:auto}
  .tools{order:2;flex:1 1 100%;justify-content:space-between;margin:0}
  #booknav .sf{flex:1 1 100%;order:9;margin:4px 0}
}
@media (max-width:959px){.read[data-ch]{zoom:var(--mz,1)}}

.read[data-ch] .sheet.on{display:flex}

/* ===== جلد الغلاف: حبيبات جلد حقيقية وانعكاس وخط ذهبي مطبوع ===== */
.read[data-ch]{padding:26px 28px 32px;border-radius:10px;
  background:linear-gradient(135deg,rgba(255,255,255,.09),rgba(0,0,0,0) 40%,rgba(0,0,0,.28)),linear-gradient(#1d4a2e,#1d4a2e);
  background-image:linear-gradient(135deg,rgba(255,255,255,.10),rgba(0,0,0,0) 38%,rgba(0,0,0,.30)),url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='260' height='260'%3E%3Cfilter id='f' x='0' y='0' width='100%25' height='100%25'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.55' numOctaves='4' seed='7' result='n'/%3E%3CfeDiffuseLighting in='n' lighting-color='%23ffffff' surfaceScale='2.4'%3E%3CfeDistantLight azimuth='50' elevation='58'/%3E%3C/feDiffuseLighting%3E%3C/filter%3E%3Crect width='260' height='260' filter='url(%23f)'/%3E%3C/svg%3E");
  background-color:#255a35;background-blend-mode:normal,multiply;
  box-shadow:0 28px 60px rgba(0,0,0,.5),0 2px 0 rgba(255,255,255,.12) inset,0 -3px 8px rgba(0,0,0,.45) inset,2px 0 4px rgba(0,0,0,.35) inset,-2px 0 4px rgba(0,0,0,.35) inset,0 0 0 1px rgba(0,0,0,.55)}
.read[data-ch]::before{content:"";position:absolute;inset:10px;border:1.5px solid rgba(214,175,92,.62);border-radius:5px;pointer-events:none;
  box-shadow:0 1px 0 rgba(0,0,0,.45),0 0 0 1px rgba(0,0,0,.18) inset}
@media (max-width:959px){.read[data-ch]{padding:12px 13px 16px}.read[data-ch]::before{inset:4px}}

.read[data-ch] .em{color:var(--maroon);font-weight:800}
.read[data-ch]{--ink:#0b0908}

/* ===== وضع «الصفحة نفسها»: صورة صفحة المطبوع + نص شفّاف فوقها ===== */
.read[data-ch] .sheet,.read[data-ch] .sheet.odd,.read[data-ch] .sheet.even{padding:0;background:#fff;aspect-ratio:481.89/680.315;overflow:hidden;border-radius:0;display:none}
.read[data-ch] .sheet.on{display:block}
.read[data-ch] .pgimg{position:absolute;inset:0;width:100%;height:100%;display:block;user-select:none;-webkit-user-drag:none;pointer-events:none}
.read[data-ch] .pr{position:absolute;inset:0;padding:0;border-radius:0;pointer-events:none;scroll-margin-top:0}
.read[data-ch] .pr .tx{white-space:normal;position:static;font-size:inherit;line-height:1}
.read[data-ch] .ln{position:absolute;display:block;white-space:nowrap;direction:rtl;text-align:justify;text-align-last:justify;line-height:1.5;overflow:visible;pointer-events:auto;cursor:text;
  font-family:var(--body,'Noto Naskh Arabic',serif)}
.read[data-ch] .pr .tx,.read[data-ch] .pr .tx *{color:transparent!important;font-weight:400!important;font-family:inherit!important}
.read[data-ch] .ln *{font-size:inherit!important}
.read[data-ch] .ln .hl,.read[data-ch] .ln .mk{mix-blend-mode:multiply;border-radius:0}
.read[data-ch] .ln .hl-y{background:#ffe98f!important}.read[data-ch] .ln .hl-g{background:#bfe8c6!important}.read[data-ch] .ln .hl-b{background:#bcdcf7!important}.read[data-ch] .ln .hl-r{background:#f7c6d2!important}
.read[data-ch] .ln .mk{background:#ffd54a!important}
.read[data-ch] .ln .aref{display:none}
.read[data-ch] .ln::selection,.read[data-ch] .ln *::selection{background:rgba(60,110,200,.35);color:transparent}
.read[data-ch] .pr.nolay{inset:auto;width:1px;height:1px;overflow:hidden;opacity:0}
.read[data-ch] .pr.flash .ln{animation:flln 2.6s ease-out}
@keyframes flln{0%,60%{background:rgba(214,175,92,.45)}100%{background:transparent}}
.read[data-ch] .acts{position:absolute;inset-inline-start:auto;inset-inline-end:auto;left:.6%;top:var(--y,0);flex-direction:column;width:auto;opacity:0;pointer-events:auto;z-index:3;
  background:rgba(243,232,211,.96);box-shadow:0 1px 6px rgba(0,0,0,.25);border-radius:8px}
.read[data-ch] .pr:has(.ln:hover) .acts,.read[data-ch] .acts:hover,.read[data-ch] .pr:focus-within .acts{opacity:1}
@media (hover:none){.read[data-ch] .acts{opacity:0}.read[data-ch] .pr:focus-within .acts,.read[data-ch] .pr.sel .acts{opacity:1}}
.read[data-ch] .pr.hasnote::after{content:"✎";position:absolute;left:.8%;top:var(--y,0);font:700 3cqw/1 sans-serif;color:#b8860b;pointer-events:none}
.read[data-ch] .pr .notes{display:none;position:absolute;left:14%;right:14%;top:var(--y2,0);z-index:4;pointer-events:auto;font-size:2.4cqw}
.read[data-ch] .pr:has(.ln:hover) .notes,.read[data-ch] .pr .notes:hover{display:block}
.read[data-ch] .body::before{display:none}
@media (max-width:959px){.read[data-ch] .sheet,.read[data-ch] .sheet.odd,.read[data-ch] .sheet.even{padding:0}.read[data-ch] .sheet.on{display:block}}