/* PreparePMP
   Layout: one exam-sheet column (72rem) with mono labels, highlighter marks on key terms,
   and the three-domain weight bar (33 / 41 / 26) as the recurring motif. */

@font-face{font-family:"Archivo";src:url(fonts/archivo-wdth.woff2) format("woff2");font-weight:100 900;font-stretch:62% 125%;font-display:swap}
@font-face{font-family:"IBM Plex Sans";src:url(fonts/plex-sans-400.woff2) format("woff2");font-weight:400;font-display:swap}
@font-face{font-family:"IBM Plex Sans";src:url(fonts/plex-sans-500.woff2) format("woff2");font-weight:500;font-display:swap}
@font-face{font-family:"IBM Plex Sans";src:url(fonts/plex-sans-600.woff2) format("woff2");font-weight:600;font-display:swap}
@font-face{font-family:"IBM Plex Sans Arabic";src:url(fonts/plex-arabic-400.woff2) format("woff2");font-weight:400;font-display:swap;unicode-range:U+0600-06FF,U+0750-077F,U+08A0-08FF,U+FB50-FDFF,U+FE70-FEFF,U+200C-200F,U+066B-066C}
@font-face{font-family:"IBM Plex Sans Arabic";src:url(fonts/plex-arabic-500.woff2) format("woff2");font-weight:500;font-display:swap;unicode-range:U+0600-06FF,U+0750-077F,U+08A0-08FF,U+FB50-FDFF,U+FE70-FEFF,U+200C-200F,U+066B-066C}
@font-face{font-family:"IBM Plex Sans Arabic";src:url(fonts/plex-arabic-600.woff2) format("woff2");font-weight:600;font-display:swap;unicode-range:U+0600-06FF,U+0750-077F,U+08A0-08FF,U+FB50-FDFF,U+FE70-FEFF,U+200C-200F,U+066B-066C}
@font-face{font-family:"Readex Pro";src:url(fonts/readex-arabic-700.woff2) format("woff2");font-weight:700;font-display:swap;unicode-range:U+0600-06FF,U+0750-077F,U+08A0-08FF,U+FB50-FDFF,U+FE70-FEFF,U+200C-200F}
@font-face{font-family:"Readex Pro";src:url(fonts/readex-latin-700.woff2) format("woff2");font-weight:700;font-display:swap;unicode-range:U+0000-00FF,U+2000-206F,U+20AC}
@font-face{font-family:"IBM Plex Mono";src:url(fonts/plex-mono-500.woff2) format("woff2");font-weight:500;font-display:swap}

:root{
  --paper:#F4F6F9;
  --surface:#FFFFFF;
  --ink:#111A2E;
  --muted:#586379;
  --line:#D8DEE8;
  --accent:#2643D4;
  --accent-ink:#FFFFFF;
  --accent-soft:#E4E9FC;
  --mark:#FFD447;
  --mark-bg:#FFD447;
  --d-people:#2643D4;
  --d-process:#0E8784;
  --d-business:#D99A00;
  --good:#18794E;
  --good-soft:#E3F3EA;
  --bad:#B93A26;
  --bad-soft:#FBE9E5;

  --f-display:"Archivo","Helvetica Neue",Arial,sans-serif;
  --f-body:"IBM Plex Sans",system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;
  --f-mono:"IBM Plex Mono",ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;

  --s-1:.25rem;--s-2:.5rem;--s-3:.75rem;--s-4:1rem;--s-5:1.5rem;--s-6:2rem;--s-7:3rem;--s-8:4.5rem;
  --r:10px;
  --wrap:72rem;
}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]){
  --paper:#0D1220;--surface:#151C2E;--ink:#E6EAF3;--muted:#9AA4BA;--line:#27314A;
  --accent:#93A6FF;--accent-ink:#0D1220;--accent-soft:#1D2644;
  --mark:#F2C94C;--mark-bg:rgba(242,201,76,.34);
  --d-people:#93A6FF;--d-process:#43C2BC;--d-business:#F2C94C;
  --good:#5BD59A;--good-soft:#123326;--bad:#FF8A73;--bad-soft:#3A1A15;
  color-scheme:dark}}
:root[data-theme="dark"]{
  --paper:#0D1220;--surface:#151C2E;--ink:#E6EAF3;--muted:#9AA4BA;--line:#27314A;
  --accent:#93A6FF;--accent-ink:#0D1220;--accent-soft:#1D2644;
  --mark:#F2C94C;--mark-bg:rgba(242,201,76,.34);
  --d-people:#93A6FF;--d-process:#43C2BC;--d-business:#F2C94C;
  --good:#5BD59A;--good-soft:#123326;--bad:#FF8A73;--bad-soft:#3A1A15;
  color-scheme:dark}

html[lang="ar"]{
  --f-display:"Readex Pro","Archivo","Segoe UI",Tahoma,sans-serif;
  --f-body:"IBM Plex Sans Arabic","IBM Plex Sans",system-ui,"Segoe UI",Tahoma,sans-serif;
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-padding-top:5rem}
body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--f-body);font-size:1.0625rem;line-height:1.6;text-rendering:optimizeLegibility}
html[lang="ar"] body{line-height:1.8}
img{max-width:100%;height:auto}
a{color:var(--accent);text-underline-offset:.18em;text-decoration-thickness:1px}
a:hover{text-decoration-thickness:2px}
:focus-visible{outline:3px solid var(--accent);outline-offset:2px;border-radius:4px}
[hidden]{display:none!important}
h1,h2,h3{font-family:var(--f-display);line-height:1.12;text-wrap:balance;margin:0;letter-spacing:-.01em}
html:not([lang="ar"]) h1,html:not([lang="ar"]) h2{font-stretch:112%;font-weight:800}
html:not([lang="ar"]) h3{font-stretch:106%;font-weight:700}
html[lang="ar"] h1,html[lang="ar"] h2,html[lang="ar"] h3{font-weight:700;letter-spacing:0;line-height:1.35}
h1{font-size:clamp(2.1rem,1.4rem + 3.2vw,3.6rem)}
h2{font-size:clamp(1.45rem,1.15rem + 1.3vw,2.1rem)}
h3{font-size:1.2rem}
p{margin:0}
.wrap{max-width:var(--wrap);margin-inline:auto;padding-inline:clamp(16px,4vw,40px)}
.mono{font-family:var(--f-mono);font-variant-numeric:tabular-nums}
.label{font-family:var(--f-mono);font-size:.75rem;letter-spacing:.08em;text-transform:uppercase;color:var(--muted)}
html[lang="ar"] .label{font-family:var(--f-body);letter-spacing:0;text-transform:none;font-size:.85rem;font-weight:500}
.mark{background:linear-gradient(transparent 60%,var(--mark-bg) 60%,var(--mark-bg) 92%,transparent 92%);padding-inline:.06em}
.muted{color:var(--muted)}
.skip{position:absolute;inset-inline-start:-999px;top:0}
.skip:focus{inset-inline-start:16px;top:8px;background:var(--surface);padding:.5rem .75rem;z-index:10}

/* Header */
.site-head{position:sticky;top:env(safe-area-inset-top,0px);z-index:5;background:color-mix(in srgb,var(--paper) 92%,transparent);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.head-row{display:flex;align-items:center;gap:var(--s-5);min-height:3.75rem}
.brand{display:flex;align-items:baseline;gap:.1rem;text-decoration:none;color:var(--ink);font-family:"Archivo",var(--f-body);font-size:1.3rem;white-space:nowrap}
.brand b{font-weight:800;font-stretch:118%}
.brand span{font-weight:500;font-stretch:100%}
.brand b.mark{padding-inline:.1em}
.nav{display:flex;gap:var(--s-5);margin-inline-start:auto;align-items:center}
.nav a{color:var(--ink);text-decoration:none;font-weight:500;font-size:.95rem;white-space:nowrap;padding-block:.35rem;border-bottom:2px solid transparent}
.nav a:hover{border-bottom-color:var(--line)}
.nav a[aria-current="page"]{border-bottom-color:var(--accent)}
.lang-switch{font-family:var(--f-body);font-size:.9rem;font-weight:600;color:var(--accent)!important;border:1px solid var(--line)!important;border-radius:999px;padding:.3rem .8rem!important;display:inline-flex;align-items:center;min-height:2.75rem}
.lang-switch:hover{border-color:var(--accent)!important}
@media (max-width:860px){
  .head-row{flex-wrap:wrap;gap:0 var(--s-4);padding-block:.4rem}
  .nav{order:3;width:100%;margin-inline-start:0;overflow-x:auto;gap:var(--s-4);padding-block:.2rem .4rem;scrollbar-width:none}
  .nav::-webkit-scrollbar{display:none}
  .head-lang{margin-inline-start:auto}
  .nav a{padding-block:.6rem}
}

/* Buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;font:600 1rem/1 var(--f-body);padding:.9rem 1.3rem;border-radius:8px;border:1px solid var(--accent);background:var(--accent);color:var(--accent-ink);text-decoration:none;cursor:pointer;transition:transform .12s ease,background .12s}
.btn:hover{transform:translateY(-1px)}
.btn.ghost{background:transparent;color:var(--accent)}
.btn[disabled]{opacity:.45;cursor:not-allowed;transform:none}
.btn-row{display:flex;flex-wrap:wrap;gap:var(--s-3)}

/* Sections */
main{display:block}
.section{padding-block:clamp(2.5rem,5vw,4.5rem)}
.section + .section{border-top:1px solid var(--line)}
.section-head{display:grid;gap:var(--s-3);margin-bottom:var(--s-6);max-width:44rem}
.lede{font-size:1.15rem;color:var(--muted);max-width:40rem}

/* Hero */
.hero{padding-block:clamp(2rem,5vw,4rem) clamp(2.5rem,5vw,4.5rem)}
.hero-grid{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);gap:clamp(1.5rem,4vw,3.5rem);align-items:center}
.hero-copy{display:grid;gap:var(--s-5);min-width:0}
.hero-copy .lede{font-size:1.2rem}
@media (max-width:900px){.hero-grid{grid-template-columns:minmax(0,1fr)}}

.spec{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));border:1px solid var(--line);border-radius:var(--r);background:var(--surface);overflow:hidden}
.spec div{padding:.8rem 1rem;display:grid;gap:.1rem;border-inline-start:1px solid var(--line)}
.spec div:first-child{border-inline-start:0}
.spec dt{order:2;font-size:.8rem;color:var(--muted)}
.spec dd{order:1;margin:0;font-family:var(--f-mono);font-size:1.35rem;font-variant-numeric:tabular-nums}
@media (max-width:560px){.spec{grid-template-columns:repeat(2,minmax(0,1fr))}.spec div:nth-child(3){border-inline-start:0}.spec div:nth-child(n+3){border-top:1px solid var(--line)}}

/* Sample question card */
.qcard{background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:clamp(1rem,2.5vw,1.5rem);display:grid;gap:var(--s-4);box-shadow:0 1px 0 var(--line),0 18px 40px -28px rgba(17,26,46,.45);min-width:0}
.qcard-top{display:flex;justify-content:space-between;align-items:center;gap:var(--s-3);flex-wrap:wrap}
.qcard-q{font-size:.98rem;line-height:1.55}
.qcard ol{list-style:none;margin:0;padding:0;display:grid;gap:.45rem}
.qcard li{display:flex;gap:.7rem;align-items:flex-start;padding:.6rem .75rem;border:1px solid var(--line);border-radius:8px;font-size:.9rem;line-height:1.45}
.qcard li .key{font-family:var(--f-mono);font-size:.8rem;color:var(--muted);padding-top:.1rem}
.qcard-foot{display:flex;justify-content:space-between;align-items:center;gap:var(--s-3);flex-wrap:wrap}
[dir="ltr"].en-block{text-align:left}

/* Domain chips and weight bar */
.chip{display:inline-flex;align-items:center;gap:.4rem;font-size:.78rem;font-weight:600;padding:.25rem .6rem;border-radius:999px;background:var(--accent-soft);color:var(--ink);white-space:nowrap}
.chip::before{content:"";width:.55rem;height:.55rem;border-radius:2px;background:var(--dc,var(--accent))}
.chip.people{--dc:var(--d-people)}.chip.process{--dc:var(--d-process)}.chip.business{--dc:var(--d-business)}
.weights{display:grid;gap:var(--s-3)}
.wbar{display:flex;height:14px;border-radius:4px;overflow:hidden;gap:3px}
.wbar span{display:block;height:100%}
.wbar .people{background:var(--d-people)}.wbar .process{background:var(--d-process)}.wbar .business{background:var(--d-business)}
.wlegend{display:grid;grid-template-columns:33fr 41fr 26fr;gap:3px}
.wlegend div{display:grid;gap:.05rem;min-width:0}
.wlegend b{font-family:var(--f-mono);font-weight:500;font-size:1.5rem;font-variant-numeric:tabular-nums}
.wlegend span{font-size:.85rem;color:var(--muted);line-height:1.3}

/* Two-column feature text */
.cols{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:clamp(1.25rem,3vw,2.5rem)}
.cols > div{display:grid;gap:var(--s-2);align-content:start;min-width:0}
@media (max-width:820px){.cols{grid-template-columns:minmax(0,1fr)}}

/* Course cards */
.courses{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:var(--s-5)}
@media (max-width:980px){.courses{grid-template-columns:minmax(0,1fr)}}
.course{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:clamp(1.1rem,2.5vw,1.5rem);display:grid;grid-template-rows:auto auto auto 1fr auto auto;gap:var(--s-4);min-width:0}
.course h3{font-size:1.25rem}
.course ul{margin:0;padding-inline-start:1.1rem;display:grid;gap:.3rem;color:var(--ink);font-size:.95rem}
.price{display:flex;align-items:baseline;gap:.6rem;flex-wrap:wrap}
.price .now{font-family:var(--f-mono);font-size:1.7rem;font-variant-numeric:tabular-nums}
.price s{font-family:var(--f-mono);color:var(--muted)}
.price small{color:var(--muted);font-size:.85rem}
.coupon{display:flex;align-items:center;justify-content:space-between;gap:var(--s-3);border:1.5px dashed var(--accent);border-radius:8px;padding:.55rem .6rem .55rem .9rem;background:var(--accent-soft)}
.coupon code{font-family:var(--f-mono);font-size:1.05rem;letter-spacing:.06em;user-select:all;color:var(--ink)}
.coupon .copy{font:600 .85rem/1 var(--f-body);border:0;background:var(--accent);color:var(--accent-ink);padding:.55rem .9rem;min-height:2.75rem;border-radius:6px;cursor:pointer}
.coupon-none{font-size:.9rem;color:var(--muted);border:1px solid var(--line);border-radius:8px;padding:.7rem .9rem}
.course .btn{width:100%}
.note{font-size:.9rem;color:var(--muted);max-width:48rem}

/* Lists of posts */
.posts{list-style:none;margin:0;padding:0;display:grid}
.posts li{display:grid;grid-template-columns:13rem minmax(0,1fr);gap:var(--s-5);align-items:start;padding-block:var(--s-5);border-top:1px solid var(--line)}
.posts li > div{display:grid;gap:.25rem;min-width:0}
.thumb{display:block;border-radius:8px;overflow:hidden;border:1px solid var(--line)}
.thumb img{display:block;width:100%;height:auto;aspect-ratio:1200/630}
.cover{margin:0 0 var(--s-6);max-width:56rem}
.cover img{display:block;width:100%;height:auto;aspect-ratio:1200/630;border-radius:12px;border:1px solid var(--line)}
.posts li:last-child{border-bottom:1px solid var(--line)}
.posts h3{font-size:1.2rem}
.posts h3 a{color:var(--ink);text-decoration:none}
.posts h3 a:hover{color:var(--accent)}
.posts p{color:var(--muted);font-size:.98rem}
@media (max-width:640px){.posts li{grid-template-columns:minmax(0,1fr);gap:.6rem}}

/* Article */
.article-head{display:grid;gap:var(--s-4);padding-block:clamp(2rem,5vw,3.5rem) var(--s-6);max-width:48rem}
.crumbs{font-size:.9rem;color:var(--muted);display:flex;gap:.5rem;flex-wrap:wrap}
.crumbs a{color:var(--muted)}
.byline{display:flex;flex-wrap:wrap;gap:.4rem 1rem;color:var(--muted);font-size:.92rem}
.article-grid{display:grid;grid-template-columns:minmax(0,1fr) 15rem;gap:clamp(1.5rem,4vw,3.5rem);align-items:start;padding-bottom:var(--s-8)}
@media (max-width:980px){.article-grid{grid-template-columns:minmax(0,1fr)}.toc{order:-1}}
.toc{position:sticky;top:5.5rem;display:grid;gap:.5rem;font-size:.9rem;border-inline-start:2px solid var(--line);padding-inline-start:1rem}
.toc ol{margin:0;padding:0;list-style:none;display:grid;gap:.45rem}
.toc a{color:var(--muted);text-decoration:none}
.toc a:hover{color:var(--accent)}
@media (min-width:981px){.toc{max-height:calc(100vh - 7rem);overflow-y:auto}}
@media (max-width:980px){.toc{position:static}}
.prose{max-width:68ch;min-width:0}
.prose > * + *{margin-top:1.1em}
.prose h2{margin-top:2.2em;font-size:clamp(1.35rem,1.1rem + 1vw,1.75rem)}
.prose h3{margin-top:1.8em}
.prose ul,.prose ol{padding-inline-start:1.3rem}
.prose li + li{margin-top:.35em}
.prose strong{font-weight:600}
.prose code{font-family:var(--f-mono);font-size:.9em;background:var(--accent-soft);padding:.05em .3em;border-radius:4px}
.table-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:var(--r);background:var(--surface)}
.prose table{border-collapse:collapse;width:100%;font-size:.95rem;font-variant-numeric:tabular-nums}
.prose th,.prose td{padding:.6rem .85rem;text-align:start;border-bottom:1px solid var(--line);vertical-align:top}
.prose tr:last-child td{border-bottom:0}
.prose th{font-weight:600;background:var(--accent-soft)}
.prose blockquote{margin-inline:0;padding-inline-start:1rem;border-inline-start:3px solid var(--mark);color:var(--muted)}

/* CTA panel */
.cta{border:1px solid var(--line);border-radius:14px;background:var(--surface);padding:clamp(1.25rem,3vw,2rem);display:grid;grid-template-columns:minmax(0,1.3fr) minmax(0,1fr);gap:var(--s-5);align-items:center}
.cta h2{font-size:clamp(1.3rem,1.1rem + .8vw,1.7rem)}
.cta p{color:var(--muted)}
.cta-side{display:grid;gap:var(--s-3);justify-items:start}
@media (max-width:760px){.cta{grid-template-columns:minmax(0,1fr)}}

.related{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:var(--s-5)}
.related a{display:grid;gap:.35rem;text-decoration:none;color:var(--ink);border-top:2px solid var(--ink);padding-top:var(--s-3)}
.related a:hover h3{color:var(--accent)}
.related p{color:var(--muted);font-size:.92rem}
@media (max-width:760px){.related{grid-template-columns:minmax(0,1fr)}}

/* FAQ */
.faq{display:grid;max-width:48rem}
.faq details{border-top:1px solid var(--line);padding-block:var(--s-4)}
.faq details:last-child{border-bottom:1px solid var(--line)}
.faq summary{cursor:pointer;font-weight:600;font-size:1.08rem;list-style:none;display:flex;justify-content:space-between;gap:var(--s-4)}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";font-family:var(--f-mono);color:var(--accent);font-size:1.2rem;line-height:1}
.faq details[open] summary::after{content:"−"}
.faq details > div{padding-top:var(--s-3);color:var(--ink);display:grid;gap:.7rem}

/* Shop coming soon */
.soon{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:var(--s-5)}
@media (max-width:760px){.soon{grid-template-columns:minmax(0,1fr)}}
.soon article{border:1px dashed var(--line);border-radius:var(--r);padding:clamp(1rem,2.5vw,1.4rem);display:grid;gap:var(--s-2);background:var(--surface)}
.status{justify-self:start;font-family:var(--f-mono);font-size:.72rem;letter-spacing:.08em;text-transform:uppercase;padding:.2rem .55rem;border-radius:4px;background:var(--mark-bg);color:var(--ink)}
html[lang="ar"] .status{font-family:var(--f-body);letter-spacing:0;font-size:.8rem}

/* About */
.about{display:grid;grid-template-columns:12rem minmax(0,1fr);gap:clamp(1.5rem,4vw,3rem);align-items:start}
.monogram{aspect-ratio:1;max-width:100%;border-radius:14px;background:var(--accent);color:var(--accent-ink);display:grid;place-items:center;font:800 3.4rem/1 "Archivo",sans-serif;font-stretch:118%}
@media (max-width:700px){.about{grid-template-columns:minmax(0,1fr)}.monogram{width:7rem}}
.facts{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:var(--s-4);margin-block:var(--s-5)}
.facts div{border-top:2px solid var(--ink);padding-top:var(--s-2);display:grid;gap:.2rem}
.facts b{font-family:var(--f-mono);font-weight:500;font-size:1.3rem}
.facts span{font-size:.88rem;color:var(--muted)}
@media (max-width:560px){.facts{grid-template-columns:minmax(0,1fr)}}

/* Contact */
.contact-box{display:flex;flex-wrap:wrap;align-items:center;gap:var(--s-3);border:1px solid var(--line);border-radius:var(--r);background:var(--surface);padding:1rem 1.1rem;max-width:34rem}
.contact-box .btn{min-height:2.75rem}
.contact-box .addr{font-family:var(--f-mono);font-size:1.1rem;user-select:all;overflow-wrap:anywhere;flex:1 1 14rem}

/* Legal */
.legal{max-width:48rem;display:grid;gap:var(--s-4)}
.legal h2{font-size:1.3rem;margin-top:var(--s-5)}
.legal address{font-style:normal}

/* Footer */
.site-foot{border-top:1px solid var(--line);padding-block:var(--s-7);margin-top:var(--s-6);font-size:.92rem;color:var(--muted)}
.foot-grid{display:grid;grid-template-columns:minmax(0,1.4fr) repeat(3,minmax(0,1fr));gap:var(--s-5)}
.foot-grid ul{list-style:none;margin:0;padding:0;display:grid;gap:.4rem}
.foot-grid a{color:var(--muted);text-decoration:none}
.foot-grid a:hover{color:var(--accent)}
.foot-grid h2{font-family:var(--f-mono);font-size:.75rem;letter-spacing:.08em;text-transform:uppercase;color:var(--ink);font-weight:500;margin-bottom:.6rem}
html[lang="ar"] .foot-grid h2{font-family:var(--f-body);letter-spacing:0;font-size:.9rem;font-weight:600;text-transform:none}
.foot-legal{margin-top:var(--s-6);padding-top:var(--s-4);border-top:1px solid var(--line);display:grid;gap:.4rem;font-size:.82rem}
@media (max-width:760px){.foot-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.foot-grid > div:first-child{grid-column:1/-1}.foot-grid ul{gap:0}.foot-grid ul a{display:inline-block;padding-block:.45rem}}

/* Quiz */
.quiz{display:grid;gap:var(--s-5);padding-block:clamp(1.5rem,4vw,3rem) var(--s-8)}
.panel{background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:clamp(1.1rem,3vw,2rem);display:grid;gap:var(--s-5);min-width:0}
.q-top{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:var(--s-3)}
.q-count{font-family:var(--f-mono);font-size:.9rem}
.q-clock{display:flex;gap:1rem;font-family:var(--f-mono);font-size:.85rem;color:var(--muted);font-variant-numeric:tabular-nums}
.q-clock .over{color:var(--bad)}
.ticks{display:grid;grid-template-columns:repeat(30,minmax(0,1fr));gap:3px}
.ticks i{display:block;height:6px;border-radius:2px;background:var(--line)}
.ticks i.cur{background:var(--ink)}
.ticks i.ok{background:var(--good)}
.ticks i.no{background:var(--bad)}
.q-text{font-size:1.12rem;line-height:1.6;max-width:70ch}
.opts{display:grid;gap:.6rem;margin:0;padding:0;border:0}
.opt{display:grid;grid-template-columns:2rem minmax(0,1fr) 1.5rem;gap:.6rem;align-items:start;text-align:start;width:100%;padding:.85rem .9rem;border:1.5px solid var(--line);border-radius:10px;background:var(--surface);color:var(--ink);font:inherit;font-size:1rem;line-height:1.5;cursor:pointer;transition:border-color .12s,background .12s}
.opt:hover{border-color:var(--accent)}
.opt .key{font-family:var(--f-mono);font-size:.85rem;display:grid;place-items:center;width:1.7rem;height:1.7rem;border-radius:6px;border:1px solid var(--line);color:var(--muted)}
.opt[aria-pressed="true"]{border-color:var(--accent);background:var(--accent-soft)}
.opt[aria-pressed="true"] .key{background:var(--accent);color:var(--accent-ink);border-color:var(--accent)}
.opt.correct{border-color:var(--good);background:var(--good-soft)}
.opt.correct .key{background:var(--good);border-color:var(--good);color:var(--surface)}
.opt.wrong{border-color:var(--bad);background:var(--bad-soft)}
.opt.wrong .key{background:var(--bad);border-color:var(--bad);color:var(--surface)}
.opt .icon{font-weight:700;font-size:1.05rem;padding-top:.15rem}
.opt.correct .icon{color:var(--good)}.opt.wrong .icon{color:var(--bad)}
.opts.locked .opt{cursor:default}
.opts.locked .opt:hover{border-color:inherit}
.explain{border-inline-start:3px solid var(--mark);padding:.2rem 0 .2rem 1rem;display:grid;gap:.6rem}
html[dir="rtl"] .explain{padding:.2rem 1rem .2rem 0}
.explain .verdict{font-weight:600}
.explain .verdict.ok{color:var(--good)}.explain .verdict.no{color:var(--bad)}
.linkish{background:none;border:0;color:var(--accent);font:inherit;font-size:.9rem;padding:0;cursor:pointer;text-decoration:underline;text-underline-offset:.18em;justify-self:start;padding-block:.6rem;margin-block:-.4rem}
.q-actions{display:flex;flex-wrap:wrap;gap:var(--s-3);justify-content:space-between;align-items:center}
.kbd-hint{font-size:.82rem;color:var(--muted)}
@media (max-width:640px){.kbd-hint{display:none}}
.score{display:grid;grid-template-columns:auto minmax(0,1fr);gap:clamp(1rem,4vw,2.5rem);align-items:center}
.score-num{font-family:var(--f-mono);font-size:clamp(3.2rem,2rem + 6vw,5.5rem);line-height:1;font-variant-numeric:tabular-nums}
@media (max-width:560px){.score{grid-template-columns:minmax(0,1fr)}}
.dom-rows{display:grid;gap:var(--s-3)}
.dom-row{display:grid;grid-template-columns:11rem minmax(0,1fr) 4.5rem;gap:var(--s-3);align-items:center;font-size:.95rem}
.dom-row .track{height:10px;background:var(--line);border-radius:3px;overflow:hidden}
.dom-row .fill{height:100%;border-radius:3px}
.dom-row .val{font-family:var(--f-mono);text-align:end;font-variant-numeric:tabular-nums}
@media (max-width:560px){.dom-row{grid-template-columns:minmax(0,1fr) 4rem}.dom-row .track{grid-column:1/-1;order:3}}
.recos{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:var(--s-4)}
@media (max-width:760px){.recos{grid-template-columns:minmax(0,1fr)}}
.reco{border:1px solid var(--line);border-radius:var(--r);padding:1.1rem;display:grid;gap:.6rem;align-content:start}
.reco.primary{border-color:var(--accent);border-width:1.5px}
.missed{display:grid;gap:.5rem}
.missed details{border:1px solid var(--line);border-radius:8px;padding:.7rem .9rem}
.missed summary{cursor:pointer;font-weight:500}
.missed details > div{padding-top:.6rem;display:grid;gap:.5rem;font-size:.95rem}

/* Course images */
.course{transition:transform .25s ease,box-shadow .25s ease,border-color .25s}
.course:hover{transform:translateY(-3px);border-color:color-mix(in srgb,var(--accent) 35%,var(--line));box-shadow:0 18px 40px -26px rgba(17,26,46,.45)}
.course-img{display:block;border-radius:8px;overflow:hidden;border:1px solid var(--line);background:var(--accent-soft);aspect-ratio:16/9}
.course-img img{display:block;width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.course:hover .course-img img{transform:scale(1.04)}

/* Hero question rotator */
.qstack{display:grid}
.qslide{grid-area:1/1;display:grid;gap:var(--s-4);align-content:start;opacity:0;visibility:hidden;transform:translateY(8px);transition:opacity .45s ease,transform .45s ease,visibility 0s linear .45s}
.qslide.is-on{opacity:1;visibility:visible;transform:none;transition:opacity .45s ease .1s,transform .45s ease .1s,visibility 0s}
.qtimer{height:3px;margin:-.25rem 0 0;border-radius:2px;background:var(--line);overflow:hidden}
.qtimer i{display:block;height:100%;width:100%;background:var(--accent);transform:scaleX(0);transform-origin:left}
html[dir="rtl"] .qtimer i{transform-origin:right}
.qcard.is-running .qtimer i{animation:qtime var(--qdur,9s) linear forwards}
.qcard.is-paused .qtimer i{animation-play-state:paused}
.qcard:not([data-ready]) .qtimer{visibility:hidden}
@keyframes qtime{to{transform:scaleX(1)}}
.qcard-actions{display:flex;gap:1rem;align-items:center;flex-wrap:wrap}
.qcard-actions .linkish{padding-block:.5rem;margin:0}

/* Entrance and scroll animations */
@keyframes rise{from{opacity:0;transform:translateY(14px)}to{opacity:1;transform:none}}
@keyframes markIn{from{background-size:0 100%}to{background-size:100% 100%}}
.hero-copy > *{animation:rise .6s cubic-bezier(.2,.7,.2,1) both}
.hero-copy > :nth-child(2){animation-delay:.08s}
.hero-copy > :nth-child(3){animation-delay:.16s}
.hero-copy > :nth-child(4){animation-delay:.24s}
.hero-copy > :nth-child(5){animation-delay:.32s}
.hero .qcard{animation:rise .7s cubic-bezier(.2,.7,.2,1) .25s both}
.hero h1 .mark{background-repeat:no-repeat;background-size:100% 100%;animation:markIn .7s ease-out .55s both}
html[dir="rtl"] .hero h1 .mark{background-position:right}
.reveal{opacity:0;transform:translateY(18px);transition:opacity .6s ease,transform .6s cubic-bezier(.2,.7,.2,1)}
.reveal.is-in{opacity:1;transform:none}
.weights.reveal .wbar span{transform:scaleX(0);transform-origin:left;transition:transform .9s cubic-bezier(.2,.7,.2,1)}
html[dir="rtl"] .weights.reveal .wbar span{transform-origin:right}
.weights.reveal.is-in .wbar span{transform:scaleX(1)}
.weights.reveal.is-in .wbar .process{transition-delay:.15s}
.weights.reveal.is-in .wbar .business{transition-delay:.3s}

@media (prefers-reduced-motion:reduce){*{transition:none!important;animation:none!important;scroll-behavior:auto!important}.btn:hover,.course:hover,.course:hover .course-img img{transform:none}.qtimer{display:none}}