/* RQ2690 deck — shared styles for EN (ltr) and AR (rtl) */
:root{
  --navy:#0A1228; --navy2:#0F1A36; --panel:#121F40; --panel2:#17264D;
  --line:rgba(0,212,255,.16); --line2:rgba(255,255,255,.08);
  --cyan:#00D4FF; --cyan-d:rgba(0,212,255,.14); --gold:#F5B800; --gold-d:rgba(245,184,0,.14);
  --tx:#EEF3FF; --tx2:#A9B6D3; --tx3:#6E7DA0;
  --good:#22C55E; --warn:#F59E0B; --bad:#F43F5E; --slate:#64748B;
  --ease:cubic-bezier(.2,.75,.2,1);
}
*{margin:0;padding:0;box-sizing:border-box}
html,body{height:100%;background:#050A18;overflow:hidden}
body{font-family:'IBM Plex Sans','Space Grotesk',system-ui,sans-serif;color:var(--tx)}
html[lang="ar"] body{font-family:'IBM Plex Sans Arabic','Cairo',sans-serif}
.mono,code{font-family:'JetBrains Mono',monospace;direction:ltr;unicode-bidi:isolate}
.en{font-family:'Space Grotesk',sans-serif;direction:ltr;unicode-bidi:isolate}

/* 1920x1080 stage, scaled to the viewport by deck.js */
#viewport{position:fixed;inset:0;display:flex;align-items:center;justify-content:center}
#stage{width:1920px;height:1080px;position:relative;transform-origin:center center;flex-shrink:0}
.slide{position:absolute;inset:0;padding:84px 110px 96px;display:none;flex-direction:column;overflow:hidden;
  background:radial-gradient(1200px 700px at 85% -10%,rgba(0,212,255,.10),transparent 60%),
             radial-gradient(900px 600px at -10% 110%,rgba(245,184,0,.07),transparent 60%),var(--navy)}
.slide.active{display:flex}
.slide::before{content:"";position:absolute;inset:0;pointer-events:none;
  background-image:linear-gradient(var(--line2) 1px,transparent 1px),linear-gradient(90deg,var(--line2) 1px,transparent 1px);
  background-size:64px 64px;opacity:.35;mask-image:linear-gradient(180deg,rgba(0,0,0,.6),transparent 70%)}
.slide>*{position:relative}

.kicker{font-family:'Space Grotesk';font-size:22px;letter-spacing:.18em;text-transform:uppercase;color:var(--cyan);margin-bottom:14px;text-align:start}
.kicker b{color:var(--gold);font-weight:600}
h1{font-weight:800;font-size:64px;line-height:1.15;margin-bottom:18px;font-family:'Space Grotesk'}
h2{font-weight:700;font-size:52px;line-height:1.18;margin-bottom:14px;font-family:'Space Grotesk';letter-spacing:-.01em}
html[lang="ar"] h1,html[lang="ar"] h2{font-family:'Cairo';font-weight:800;letter-spacing:0}
.lead{font-size:27px;color:var(--tx2);line-height:1.6;max-width:1500px}
.body{flex:1;display:flex;gap:44px;margin-top:38px;min-height:0}
.col{flex:1;display:flex;flex-direction:column;gap:22px;min-width:0}
.card{background:linear-gradient(180deg,var(--panel2),var(--panel));border:1px solid var(--line);border-radius:22px;padding:28px 32px}
.card h3{font-size:29px;font-weight:700;margin-bottom:12px;display:flex;align-items:center;gap:12px;font-family:'Space Grotesk'}
html[lang="ar"] .card h3{font-family:'Cairo'}
.card p,.card li{font-size:23px;line-height:1.62;color:var(--tx2)}
.card ul{list-style:none;display:flex;flex-direction:column;gap:10px}
.card li{padding-inline-start:28px;position:relative}
.card li::before{content:"";position:absolute;inset-inline-start:4px;top:15px;width:10px;height:10px;border-radius:3px;background:var(--cyan)}
.card li.g::before{background:var(--gold)}
.card li.r::before{background:var(--bad)}
strong,.hl{color:var(--tx)}
.cy{color:var(--cyan)} .gd{color:var(--gold)} .gr{color:var(--good)} .rd{color:var(--bad)} .mu{color:var(--tx3)}
code{font-size:.82em;background:rgba(0,212,255,.08);border:1px solid var(--line);border-radius:7px;padding:1px 8px;color:#BDEFFF}
.tag{display:inline-block;font-family:'Space Grotesk';font-size:17px;letter-spacing:.08em;padding:4px 12px;border-radius:99px;border:1px solid var(--line);color:var(--cyan);background:var(--cyan-d);direction:ltr}
.tag.g{color:var(--gold);border-color:rgba(245,184,0,.35);background:var(--gold-d)}
.ic{width:30px;height:30px;flex-shrink:0;color:var(--cyan);stroke:currentColor;fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.ic.g{color:var(--gold)} .ic.r{color:var(--bad)} .ic.ok{color:var(--good)}
.ic.sm{width:24px;height:24px;vertical-align:-5px}

table.t{width:100%;border-collapse:separate;border-spacing:0;font-size:21px}
.t th{font-family:'Space Grotesk';font-weight:600;font-size:16px;letter-spacing:.08em;text-transform:uppercase;color:var(--tx3);text-align:start;padding:12px 16px;border-bottom:1px solid var(--line)}
.t td{padding:13px 16px;border-bottom:1px solid var(--line2);color:var(--tx2);vertical-align:top;line-height:1.5;text-align:start}
.t td:first-child{color:var(--tx)}
.t tr:last-child td{border-bottom:none}
.t .num{font-family:'JetBrains Mono';text-align:end;direction:ltr;color:var(--tx)}

.kpis{display:grid;grid-template-columns:repeat(5,1fr);gap:20px}
.kpi{background:linear-gradient(180deg,var(--panel2),var(--panel));border:1px solid var(--line);border-radius:20px;padding:24px 26px}
.kpi .l{font-size:19px;color:var(--tx3);margin-bottom:8px}
.kpi .n{font-family:'Space Grotesk';font-weight:700;font-size:54px;line-height:1;text-align:start;font-variant-numeric:tabular-nums}
.kpi .n{direction:ltr}
html[dir="rtl"] .kpi .n{text-align:right}
.kpi .n small{font-size:21px;color:var(--tx2);font-weight:500;margin-inline-start:6px}
.kpi .c{font-size:17px;color:var(--tx2);margin-top:10px;line-height:1.4}

.formula{font-family:'JetBrains Mono';direction:ltr;text-align:left;font-size:20px;line-height:1.7;color:#CFF6FF;background:#081024;border:1px solid var(--line);border-radius:16px;padding:20px 24px;white-space:pre-wrap}
.formula .k{color:var(--gold)} .formula .c{color:var(--tx3)}

svg{direction:ltr}
svg text{font-family:'IBM Plex Sans','Space Grotesk',sans-serif}
html[lang="ar"] svg text{font-family:'IBM Plex Sans Arabic','Cairo',sans-serif}
svg .m{font-family:'JetBrains Mono',monospace!important}
svg .s{font-family:'Space Grotesk',sans-serif!important}

/* cover */
.cover{justify-content:center}
.cover h1{font-size:92px;line-height:1.08}
.cover .sub{font-size:32px;color:var(--tx2);margin-top:10px;max-width:1150px}
.meta{display:flex;gap:24px;margin-top:52px;flex-wrap:wrap}
.meta div{font-size:21px;color:var(--tx2);padding:14px 22px;border:1px solid var(--line);border-radius:14px;background:rgba(18,31,64,.6)}
.meta b{color:var(--tx);font-weight:600}
.cover-art{position:absolute;right:70px;top:230px;width:560px;height:560px}
html[dir="rtl"] .cover-art{right:auto;left:70px}

/* chrome (built by deck.js) */
#bar{position:fixed;left:0;right:0;bottom:0;height:4px;background:rgba(255,255,255,.06);z-index:10}
#bar i{display:block;height:100%;background:linear-gradient(90deg,var(--gold),var(--cyan));width:0;transition:width .35s}
#hud{position:fixed;left:50%;transform:translateX(-50%);bottom:14px;opacity:.72;transition:opacity .2s;z-index:11;display:flex;gap:10px;align-items:center;font-family:'Space Grotesk';color:var(--tx2);font-size:16px}
#hud:hover{opacity:1}
#hud .sep{width:1px;height:24px;background:var(--line);margin:0 4px}
#cnt{display:inline-flex;gap:6px;justify-content:center;min-width:64px;font-variant-numeric:tabular-nums}
#cnt span:nth-child(2){color:var(--tx3)}
#hud button{background:rgba(18,31,64,.88);border:1px solid var(--line);color:var(--tx);width:42px;height:42px;border-radius:10px;cursor:pointer;display:flex;align-items:center;justify-content:center;padding:0}
#hud button:hover{border-color:var(--cyan)}
#hud button:disabled{opacity:.3;cursor:default}
#hud button svg{width:20px;height:20px;stroke:currentColor;fill:none;stroke-width:2.2;stroke-linecap:round;stroke-linejoin:round}
html[dir="ltr"] #hud .flip svg{transform:scaleX(-1)}
#lang{position:fixed;top:18px;inset-inline-end:22px;z-index:12;display:flex;align-items:center;gap:8px;text-decoration:none;color:var(--tx);background:rgba(18,31,64,.88);border:1px solid var(--line);border-radius:99px;padding:8px 16px 8px 12px;font-size:16px;opacity:.8;transition:opacity .2s,border-color .2s}
#lang:hover{opacity:1;border-color:var(--cyan)}
#lang svg{width:18px;height:18px;stroke:var(--cyan);fill:none;stroke-width:1.8}
html[lang="en"] #lang span{font-family:'IBM Plex Sans Arabic','Cairo',sans-serif}
.foot{position:absolute;bottom:34px;right:110px;left:110px;display:flex;justify-content:space-between;font-family:'Space Grotesk';font-size:16px;color:var(--tx3);letter-spacing:.08em;direction:ltr}
#toc{position:fixed;top:0;bottom:0;inset-inline-start:0;width:420px;background:rgba(8,14,32,.97);border-inline-end:1px solid var(--line);z-index:20;transform:translateX(100%);transition:transform .3s;padding:28px 22px;overflow:auto}
html[dir="ltr"] #toc{transform:translateX(-100%)}
#toc.open,html[dir="ltr"] #toc.open{transform:none}
#toc h4{font-family:'Space Grotesk';color:var(--cyan);letter-spacing:.14em;font-size:14px;margin-bottom:14px}
#toc a{display:flex;gap:12px;padding:10px 12px;border-radius:10px;color:var(--tx2);text-decoration:none;font-size:17px;cursor:pointer}
#toc a:hover,#toc a.on{background:var(--cyan-d);color:var(--tx)}
#toc a span{font-family:'JetBrains Mono';color:var(--tx3);min-width:26px}

/* ---------- motion ---------- */
@keyframes up{from{opacity:0;transform:translateY(18px)}to{opacity:1;transform:none}}
@keyframes fade{from{opacity:0}to{opacity:1}}
@keyframes draw{from{stroke-dashoffset:1}to{stroke-dashoffset:0}}
@keyframes growx{from{transform:scaleX(0)}to{transform:scaleX(1)}}
@keyframes pop{0%{transform:scale(0);opacity:0}70%{transform:scale(1.12);opacity:1}100%{transform:scale(1);opacity:1}}
@keyframes flow{to{stroke-dashoffset:-44}}
@keyframes spin{to{transform:rotate(360deg)}}
@keyframes ripple{0%{opacity:.55;transform:scale(1)}100%{opacity:0;transform:scale(2.2)}}

.slide.active .kicker,.slide.active h1,.slide.active h2,.slide.active .lead,.slide.active .sub{animation:up .6s var(--ease) both}
.slide.active h1,.slide.active h2{animation-delay:.06s}
.slide.active .lead,.slide.active .sub{animation-delay:.12s}
.slide.active .card,.slide.active .kpi,.slide.active .meta>div{animation:up .65s var(--ease) both;animation-delay:calc(.18s + var(--i,0) * .09s)}
.slide.active svg .draw{stroke-dasharray:1;stroke-dashoffset:1;animation:draw 1.1s cubic-bezier(.45,0,.2,1) forwards,fade .35s both;animation-delay:calc(.35s + var(--d,0s))}
.slide.active svg .grow{transform-box:fill-box;transform-origin:left center;animation:growx 1s var(--ease) both;animation-delay:calc(.4s + var(--d,0s))}
html[dir="rtl"] .slide.active svg .grow{transform-origin:right center}
.slide.active svg .pop{transform-box:fill-box;transform-origin:center;animation:pop .55s var(--ease) both;animation-delay:calc(.35s + var(--d,0s))}
.slide.active svg .fadein{animation:fade .6s both;animation-delay:calc(.45s + var(--d,0s))}
.slide.active .ic.pop{animation:pop .5s var(--ease) both;animation-delay:calc(.5s + var(--i,0) * .08s)}
svg .flow{stroke-dasharray:14 8;animation:flow 1.1s linear infinite}
svg .spin{transform-box:fill-box;transform-origin:center;animation:spin 60s linear infinite}
svg .spin.rev{animation-direction:reverse;animation-duration:90s}
svg .ripple{transform-box:fill-box;transform-origin:center;animation:ripple 2.4s ease-out infinite}

@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none!important;transition:none!important}
  svg .draw{stroke-dasharray:none!important;stroke-dashoffset:0!important}
}
@media print{#hud,#bar,#toc,#lang{display:none}}