/* Egyptian Arabic Rules Decoded 02 — the web book.
   The printed page is the only layout. Everything here is furniture around it:
   the rail, the player, the lens. The page itself is never restyled, never
   reflowed and never recoloured — on paper, in the PDF and here it is one page. */

:root{--ink:#282939;--ink2:#3F415A;--ink3:#61638A;--navy:#00364B;--navy2:#005F84;
 --gold:#A06C00;--paper:#fff;--wash:#EEF2F5;--line:#DCE2E9;--head:#00364B;--head-ink:#fff;
 --pencil:#1C5C86;--good:#0E7A4E;--bad:#C4241C;
 --sh:0 1px 2px rgba(0,54,75,.10),0 10px 30px -14px rgba(0,54,75,.35)}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]){color-scheme:dark;
 --ink:#E8ECF2;--ink2:#B9C2CF;--ink3:#8C97A8;--navy:#8FD3F0;--navy2:#5FBEE4;--gold:#F0BD5A;
 --paper:#fff;--wash:#0C1A22;--line:#24404F;--head:#081A23;--head-ink:#EAF2F6;
 --sh:0 1px 2px rgba(0,0,0,.5),0 10px 30px -14px rgba(0,0,0,.8)}}
:root[data-theme="dark"]{color-scheme:dark;
 --ink:#E8ECF2;--ink2:#B9C2CF;--ink3:#8C97A8;--navy:#8FD3F0;--navy2:#5FBEE4;--gold:#F0BD5A;
 --paper:#fff;--wash:#0C1A22;--line:#24404F;--head:#081A23;--head-ink:#EAF2F6;
 --sh:0 1px 2px rgba(0,0,0,.5),0 10px 30px -14px rgba(0,0,0,.8)}
*{box-sizing:border-box;margin:0;padding:0}
/* .pages is a flex column, and a bare [hidden] loses to that - so say it plainly */
[hidden]{display:none!important}
body{background:var(--wash);color:var(--ink);
 font:16px/1.5 'IBM Plex Sans',system-ui,sans-serif;-webkit-text-size-adjust:100%}

/* ---- the bar across the top ---- */
.top{position:sticky;top:env(safe-area-inset-top,0px);z-index:20;background:var(--head);
 color:var(--head-ink);display:flex;gap:10px;align-items:center;padding:9px 14px}
.top .bk{font-size:10.5px;letter-spacing:.14em;text-transform:uppercase;opacity:.7}
.top h1{font-size:14.5px;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.top .grow{flex:1;min-width:0}
.top button,.top .btn{color:var(--head-ink);background:rgba(255,255,255,.14);border:0;
 border-radius:999px;padding:7px 13px;font:600 12.5px/1 inherit;cursor:pointer;
 text-decoration:none;white-space:nowrap;display:inline-flex;align-items:center;gap:6px}
.top button:hover,.top .btn:hover{background:rgba(255,255,255,.24)}
.top .go{background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.2);
 border-radius:8px;padding:4px 6px;display:flex;align-items:center;gap:5px}
.top .go input{width:44px;background:transparent;border:0;color:var(--head-ink);
 font:600 12.5px/1 inherit;text-align:center;outline:0}
.top .go input::placeholder{color:rgba(255,255,255,.55)}
.top .go label{font-size:10.5px;opacity:.7;letter-spacing:.06em;text-transform:uppercase}
@media(max-width:700px){.top .go label,.top .bk{display:none}}

/* ---- the contents rail ---- */
.wrap{display:grid;grid-template-columns:255px 1fr;align-items:start}
@media(max-width:900px){.wrap{grid-template-columns:1fr}}
.toc{position:sticky;top:58px;max-height:calc(100dvh - 70px);overflow:auto;
 padding:14px 10px 30px 16px;border-right:1px solid var(--line)}
@media(max-width:900px){.toc{position:fixed;inset:0 auto 0 0;width:min(86vw,310px);z-index:40;
 background:var(--wash);border-right:1px solid var(--line);transform:translateX(-102%);
 transition:transform .22s;max-height:none;padding-top:18px}
 .toc.open{transform:none;box-shadow:0 0 40px rgba(0,0,0,.35)}}
.toc h2{font-size:10.5px;letter-spacing:.14em;text-transform:uppercase;color:var(--ink3);
 margin:0 0 8px 6px}
.toc h3{font:600 11px/1.35 'IBM Plex Sans',sans-serif;color:var(--navy);margin:14px 0 4px;
 padding:0 8px}
.toc h3:first-of-type{margin-top:2px}
.toc a{display:flex;gap:9px;align-items:baseline;padding:6px 8px;border-radius:7px;
 color:var(--ink2);text-decoration:none;font-size:13.2px}
.toc a .k{min-width:14px;color:var(--ink3);font-size:11px;font-variant-numeric:tabular-nums}
.toc a .t{flex:1;min-width:0}
.toc a .n{margin-left:auto;font-variant-numeric:tabular-nums;color:var(--ink3);
 font-size:11.5px;min-width:22px;text-align:right}
.toc a:hover{background:var(--line)}
.toc a.on{background:var(--navy);color:#fff}
.toc a.on .n,.toc a.on .k{color:#cfe6f2}
.scrim{position:fixed;inset:0;background:rgba(0,0,0,.4);z-index:39;display:none}
.scrim.on{display:block}
@media(min-width:901px){#menu{display:none}}

/* ---- the pages ---- */
.pages{padding:16px;display:flex;flex-direction:column;align-items:center;gap:22px;
 overflow-x:auto;overscroll-behavior-x:contain}
@media(max-width:900px){.pages{padding:8px 0 16px;gap:14px}}
.sheet{background:var(--paper);box-shadow:var(--sh);border-radius:2px;position:relative;
 width:min(100%,820px);transform-origin:0 0}
.sheet svg{display:block;width:100%;height:auto}
.sheet figcaption{position:absolute;right:-2px;bottom:-19px;font-size:11px;color:var(--ink3);
 font-variant-numeric:tabular-nums}
.note{color:var(--ink3);font-size:12.5px;text-align:center;padding:6px 16px 26px;
 max-width:640px;margin:0 auto}
.note b{color:var(--ink2)}

/* the strip at the end of a lesson */
.nextup{max-width:820px;margin:6px auto 40px;padding:0 16px;display:flex;gap:10px}
.nextup a{flex:1;display:block;padding:14px 16px;border-radius:12px;background:var(--paper);
 border:1px solid var(--line);color:var(--ink);text-decoration:none;box-shadow:var(--sh)}
.nextup a span{display:block;font-size:11px;letter-spacing:.1em;text-transform:uppercase;
 color:var(--ink3);margin-bottom:3px}
.nextup a b{font-size:14px;font-weight:600}
.nextup a.prev{text-align:left}
.nextup a.next{text-align:right}

/* ---- what a learner writes on the page ---- */
.fo{overflow:hidden}
.wl{display:block;width:100%;height:100%;border:0;background:transparent;outline:0;
 font-family:'IBM Plex Sans',system-ui,sans-serif;font-size:2.75px;line-height:4.6px;
 color:var(--pencil);padding:0 .5px;margin:0;-webkit-appearance:none;appearance:none}
.wl:focus{background:rgba(0,95,132,.08);border-radius:.5px}
.wl.arf{font-family:'Noto Naskh Arabic',serif;font-size:3.4px;line-height:4.6px;
 text-align:right}
.wl.gap{font-size:2.6px;line-height:3.6px}
.wl.gap.arf{font-size:3.2px;line-height:3.6px}
.pl{cursor:pointer}
.pl .plh{fill:transparent;rx:.7}
.pl:hover .plh{fill:rgba(0,95,132,.13)}
.pl:focus-visible .plh{fill:rgba(0,95,132,.16);stroke:var(--navy2);stroke-width:.2}
.pl text{fill:var(--navy2)!important}
.op rect{fill:transparent;stroke:transparent;stroke-width:.2}
.op{cursor:pointer;outline:none}
.op:hover rect{fill:rgba(0,95,132,.07)}
.op:focus-visible rect{fill:rgba(0,95,132,.10);stroke:#005F84}
.op[aria-pressed="true"] rect{fill:rgba(14,122,78,.12);stroke:#0E7A4E}

/* ---- the play marks on the page ---- */
.sp{cursor:pointer}
.sp .hit{fill:transparent}
.sp:hover .hit{fill:rgba(0,95,132,.06)}
.sp.now .hit{fill:rgba(14,122,78,.14)}
/* the dot is its own button: tap it to hear the line, tap the line to enlarge it */
.pd{cursor:pointer}
.pd .dh{fill:transparent}
.pd .dot{fill:var(--navy2);opacity:.9}
.pd .tri{fill:#fff}
.pd:hover .dot{opacity:1}
.pd.now .dot{fill:var(--good)}
.pd.bad .dot{fill:var(--bad)}
/* The browser's own focus ring on a tiny SVG group is a thick black circle that
   covers the very word it is marking. Focus is shown on the mark itself instead,
   so a keyboard still sees where it is and the page stays readable. */
.sp:focus,.pd:focus,.op:focus{outline:none}
.sp:focus-visible .hit{fill:rgba(0,95,132,.12);stroke:var(--navy2);stroke-width:.22}
.pd:focus-visible .dot{fill:var(--navy);stroke:#fff;stroke-width:.45}
.op:focus-visible rect{fill:rgba(0,95,132,.10);stroke:#005F84}
/* A word inside a sentence has no margin for a dot, so it carries a hairline. */
.sp .ul{stroke:var(--gold);stroke-width:.32;opacity:.85}
.sp.inl:hover .ul,.sp.inl:focus-visible .ul{stroke-width:.5;opacity:1}
.sp.inl.now .ul{stroke:var(--good);stroke-width:.5;opacity:1}


/* ---- zoom ---- */
.zbar{position:fixed;right:12px;bottom:calc(64px + env(safe-area-inset-bottom,0px));z-index:45;
 display:flex;flex-direction:column;gap:6px}
.zbar button{width:38px;height:38px;border-radius:12px;border:1px solid var(--line);
 background:var(--paper);color:var(--navy);font:700 15px/1 'IBM Plex Sans',sans-serif;
 box-shadow:var(--sh);cursor:pointer}
.zbar button.lbl{font-size:10.5px;font-weight:600}
@media(min-width:901px){.zbar{bottom:16px}}
body.zoomed .zbar,body.zoomed .bar,body.zoomed .top{opacity:.25;pointer-events:none}
.hint{position:fixed;left:50%;transform:translateX(-50%);
 bottom:calc(78px + env(safe-area-inset-bottom,0px));z-index:46;background:var(--head);
 color:var(--head-ink);border-radius:999px;padding:8px 15px;font-size:12.5px;opacity:0;
 transition:.25s;pointer-events:none;max-width:86vw;text-align:center}
.hint.on{opacity:.95}

/* ---- the lens: one line of the page, at reading size ---- */
.lens{position:fixed;left:0;right:0;bottom:0;z-index:60;background:var(--paper);
 color:var(--ink);border-radius:18px 18px 0 0;box-shadow:0 -6px 40px rgba(0,0,0,.28);
 transform:translateY(105%);transition:transform .22s cubic-bezier(.2,.8,.2,1);
 padding:8px 18px calc(16px + env(safe-area-inset-bottom,0px));
 max-height:76dvh;overflow:auto}
.lens.on{transform:none}
@media(min-width:901px){.lens{left:auto;right:18px;bottom:18px;width:430px;
 border-radius:16px;max-height:70dvh}}
.lens .grip{width:38px;height:4px;border-radius:2px;background:var(--line);
 margin:2px auto 10px}
.lens .hd{display:flex;align-items:center;gap:8px;margin-bottom:8px}
.lens .hd .pg{font-size:11px;letter-spacing:.09em;text-transform:uppercase;color:var(--ink3)}
.lens .hd .grow{flex:1}
.lens .hd button{width:32px;height:32px;border-radius:9px;border:1px solid var(--line);
 background:var(--paper);color:var(--navy);cursor:pointer;font-size:14px;line-height:1}
.lens .hd button:disabled{opacity:.35;cursor:default}
.lens .ar{font-family:'Noto Naskh Arabic',serif;font-size:30px;line-height:1.75;
 direction:rtl;text-align:right;color:var(--navy);margin:2px 0 6px;
 overflow-wrap:break-word}
.lens .fr{font-size:16px;font-weight:500;color:var(--navy2);margin-bottom:3px;
 overflow-wrap:break-word}
.lens .en{font-size:15px;color:var(--ink2);overflow-wrap:break-word}
.lens .none{font-size:14px;color:var(--ink3);font-style:italic}
.lens .play{display:flex;align-items:center;gap:10px;margin-top:13px}
.lens .play button{flex:1;display:inline-flex;align-items:center;justify-content:center;
 gap:9px;padding:13px 16px;border-radius:12px;border:0;background:var(--navy);color:#fff;
 font:600 14.5px/1 inherit;cursor:pointer}
.lens .play button:disabled{background:var(--line);color:var(--ink3);cursor:default}
.lens .play svg{width:15px;height:15px;fill:currentColor}
.lens .ans{margin-top:13px;padding-top:13px;border-top:1px solid var(--line)}
.lens .ans label{display:block;font-size:11px;letter-spacing:.09em;text-transform:uppercase;
 color:var(--ink3);margin-bottom:6px}
.lens .ans input{width:100%;font:16px/1.4 'IBM Plex Sans',system-ui,sans-serif;
 padding:11px 12px;border:1px solid var(--line);border-radius:10px;background:var(--wash);
 color:var(--ink);outline:0}
.lens .ans input.arf{font-family:'Noto Naskh Arabic',serif;font-size:21px;
 direction:rtl;text-align:right}
.lens .ans input:focus{border-color:var(--navy2)}
.lens .key{margin-top:11px;font-size:13px}
.lens .key a{color:var(--navy2);font-weight:600;text-decoration:none}
.lens .key a:hover{text-decoration:underline}

/* ---- the player across the bottom ---- */
.bar{position:fixed;left:0;right:0;bottom:0;z-index:50;background:var(--head);
 color:var(--head-ink);padding:9px 14px calc(9px + env(safe-area-inset-bottom,0px));
 display:flex;gap:10px;align-items:center;transform:translateY(130%);transition:.2s}
.bar.on{transform:none}
.bar button{width:36px;height:36px;border-radius:50%;background:rgba(255,255,255,.14);
 border:0;display:inline-flex;align-items:center;justify-content:center;cursor:pointer;
 flex:none}
.bar button[aria-pressed="true"]{background:rgba(255,255,255,.3)}
.bar svg{width:14px;height:14px;fill:var(--head-ink)}
.bar .np{flex:1;min-width:0;font-size:12.5px}
.bar .np b{font-family:'Noto Naskh Arabic',serif;font-weight:400;font-size:16px;
 display:block;direction:rtl;text-align:right;white-space:nowrap;overflow:hidden;
 text-overflow:ellipsis}
.bar .np span{opacity:.75;display:block;white-space:nowrap;overflow:hidden;
 text-overflow:ellipsis}
.bar .np.err b{font-family:inherit;direction:ltr;text-align:left;font-size:13px}
.bar .x{background:transparent}

/* ---- the listen strip at the head of a lesson ---- */
.listen{max-width:820px;margin:4px auto 0;padding:0 16px;display:flex;gap:9px;
 align-items:center;flex-wrap:wrap}
.listen button{display:inline-flex;align-items:center;gap:8px;padding:10px 15px;
 border-radius:999px;border:1px solid var(--line);background:var(--paper);color:var(--navy);
 font:600 13px/1 inherit;cursor:pointer;box-shadow:var(--sh)}
.listen button svg{width:13px;height:13px;fill:currentColor}
.listen button.on{background:var(--navy);color:#fff;border-color:var(--navy)}
.listen .cnt{font-size:12px;color:var(--ink3)}


/* ---- the two views: the pages, and the lesson's audio index ---- */
.tabs{max-width:820px;margin:6px auto 0;padding:0 16px;display:flex;gap:8px}
.tabs button{flex:0 0 auto;padding:9px 16px;border-radius:999px;border:1px solid var(--line);
 background:var(--paper);color:var(--ink2);font:600 13px/1 inherit;cursor:pointer}
.tabs button[aria-selected="true"]{background:var(--navy);color:#fff;border-color:var(--navy)}
body.listing .onlypages{display:none}
body.listing .zbar{display:none}          /* nothing to zoom in a list */
.lst{max-width:820px;margin:0 auto;padding:10px 16px 40px}
.lst .lp{font:600 11px/1 'IBM Plex Sans',sans-serif;letter-spacing:.12em;
 text-transform:uppercase;color:var(--ink3);margin:22px 0 8px}
.lst .lp:first-child{margin-top:8px}
.li{display:flex;gap:12px;align-items:flex-start;padding:12px 12px;border-radius:12px;
 background:var(--paper);border:1px solid var(--line);margin-bottom:8px;cursor:pointer}
.li:hover{border-color:var(--navy2)}
.li:focus-visible{outline:2px solid var(--navy2);outline-offset:2px}
.li .pl{flex:none;width:32px;height:32px;border-radius:50%;background:var(--navy2);
 display:inline-flex;align-items:center;justify-content:center;margin-top:2px}
.li .pl svg{width:12px;height:12px;fill:#fff}
.li .tx{flex:1;min-width:0}
.li .tx b{display:block;font-family:'Noto Naskh Arabic',serif;font-weight:400;
 font-size:23px;line-height:1.7;color:var(--navy);direction:rtl;text-align:right;
 overflow-wrap:break-word}
.li .tx i{display:block;font-style:normal;font-weight:600;font-size:13.5px;
 color:var(--navy2);margin-top:2px;overflow-wrap:break-word}
.li .tx em{display:block;font-style:normal;font-size:13px;color:var(--ink3);
 margin-top:1px;overflow-wrap:break-word}
.li .go{flex:none;font-size:11.5px;color:var(--ink3);text-decoration:none;
 font-variant-numeric:tabular-nums;padding:3px 7px;border-radius:6px;background:var(--wash)}
.li .go:hover{color:var(--navy);background:var(--line)}
.li.now{border-color:var(--good);background:rgba(14,122,78,.05)}
.li.now .pl{background:var(--good)}
.li.bad .pl{background:var(--bad)}


/* ---- the recordings are an extra: say so, once, and make it easy to add ---- */
.lockstrip{max-width:820px;margin:10px auto 0;padding:14px 16px;display:flex;
 flex-wrap:wrap;gap:4px 14px;align-items:center;background:var(--paper);
 border:1px solid var(--gold);border-left:4px solid var(--gold);border-radius:12px;
 box-shadow:var(--sh)}
.lockstrip b{font-size:14px;font-weight:600;color:var(--navy);flex:1 0 100%}
.lockstrip span{font-size:13px;color:var(--ink3);flex:1 1 auto}
.lockstrip .buy{flex:none;padding:9px 16px;border-radius:999px;background:var(--navy);
 color:#fff;font:600 13px/1 inherit;text-decoration:none;cursor:pointer}
.lockstrip .buy:hover{background:var(--navy2)}
.bar .get{flex:none;padding:8px 14px;border-radius:999px;background:var(--gold);
 color:#1c1400;font:600 12.5px/1 inherit;text-decoration:none;white-space:nowrap}
/* a locked page keeps its play marks - they are what the reader is being offered */
body.nolock-audio .pd .dot{fill:var(--gold)}
body.nolock-audio .sp .ul{stroke:var(--gold)}

@media print{
 .top,.toc,.zbar,.bar,.lens,.hint,.scrim,.listen,.nextup,.note,.tabs,.lst,.lockstrip,figcaption{display:none!important}
 body{background:#fff}
 .wrap{display:block}
 .pages{padding:0;gap:0;display:block}
 .sheet{box-shadow:none;width:100%;page-break-after:always;break-after:page}
}
@media (prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}}