/* Editorial layer: site navigation, homepage, guides, guide index, tool articles and worked examples.
   Uses the shared ArabicFix tokens (tokens.css); no new colours or typefaces. */
.site-nav{display:flex;align-items:center;gap:6px;margin-inline-start:auto}
.site-nav a{display:inline-flex;align-items:center;min-height:44px;padding:0 12px;border-radius:10px;color:var(--brand-ink);font-size:.9rem;font-weight:550;text-decoration:none}
.site-nav a:hover{background:var(--brand-tint)}
.site-nav a:focus-visible,.card-grid a:focus-visible,.problem-card a:focus-visible,.tool-group a:focus-visible,.guide-tools a:focus-visible,.article-guides a:focus-visible{outline:3px solid var(--brand-focus);outline-offset:3px}
.site-topbar{flex-wrap:wrap}
.reading-page .site-topbar .language{margin-inline-start:8px}
.topbar .site-nav+.top-actions{margin-inline-start:8px}
.site-footer{display:block;margin-top:48px;padding-top:22px;border-top:1px solid var(--brand-border)}
.site-footer p{margin:14px 0 0;color:var(--brand-muted);font-size:.8rem}
@media(max-width:760px){
 .topbar{flex-wrap:wrap;row-gap:2px}
 .topbar .site-nav{order:3;flex-basis:100%;margin:2px 0 0;gap:2px;overflow-x:auto}
 .topbar .site-nav a{min-height:40px;padding:0 10px;font-size:.84rem;white-space:nowrap}
 .topbar .site-nav a:first-child{padding-inline-start:0}
}

/* Worked examples rendered from the real engines */
.tool-example{margin:26px 0;padding:20px;border:2px solid var(--brand-border);border-radius:18px;background:var(--brand-white);box-shadow:var(--shadow-control)}
.tool-example figcaption{display:grid;gap:4px;margin-bottom:14px;font-weight:600;line-height:1.7}
.example-kicker{font:600 .72rem/1.6 var(--font-ui);color:var(--brand-muted);letter-spacing:.02em}
.example-io{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,230px),1fr));gap:12px}
.example-block{min-width:0;padding:12px 14px;border-radius:12px;background:var(--brand-tint)}
.example-block.result{background:var(--brand-accent-soft)}
.example-block.codes{grid-column:1/-1;background:var(--brand-paper);border:1px dashed var(--brand-border-strong)}
.example-tag{display:block;margin-bottom:6px;font-size:.72rem;font-weight:650;color:var(--brand-muted)}
.example-block pre{margin:0;white-space:pre-wrap;overflow-wrap:anywhere;unicode-bidi:plaintext;font:1.08rem/1.95 var(--font-ui);color:var(--brand-ink)}
.example-block.codes pre{font:.78rem/1.8 ui-monospace,SFMono-Regular,monospace}
.example-block.visual-order pre,textarea.visual-order{direction:ltr;unicode-bidi:bidi-override;text-align:left}
.example-table{border-collapse:collapse;width:100%;font-size:.9rem}
.example-table th,.example-table td{padding:5px 8px;border-bottom:1px solid var(--brand-border);text-align:start}
.example-table td[dir=ltr]{font-variant-numeric:tabular-nums}
.example-list{margin:0;padding-inline-start:18px;font-size:.88rem;line-height:1.9}
.example-verdict{margin:0;font-weight:600}
.example-note{margin:4px 0 0;font-size:.75rem;color:var(--brand-muted)}
.example-settings{margin:12px 0 0;font-size:.85rem;line-height:1.8;color:var(--brand-ink)}
.example-settings span{font-weight:650}
.example-tool{display:inline-flex;align-items:center;min-height:44px;margin-top:4px;font-weight:600;font-size:.88rem}
.inv{display:inline-block;margin:0 2px;padding:0 5px;border-radius:6px;background:var(--brand-ink);color:var(--brand-white);font:600 .66rem/1.7 ui-monospace,monospace;vertical-align:middle;unicode-bidi:isolate;direction:ltr}

/* Guide article body */
.reading-section ul,.reading-section ol{margin:14px 0;padding-inline-start:22px;max-width:66ch;line-height:2}
.reading-section li{margin:4px 0}
.reading-section div>p+p,.reading-section div>ul+p,.reading-section div>ol+p,.reading-section div>p+ul,.reading-section div>p+ol{margin-top:14px}
.reading-section h3{font:600 1.05rem/1.7 var(--font-display);margin:26px 0 8px}
.reading-section code,.tool-article code{font-family:ui-monospace,SFMono-Regular,monospace;font-size:.86em;background:var(--brand-tint);padding:1px 5px;border-radius:5px;overflow-wrap:anywhere}
.reading-section kbd,.tool-article kbd{font:600 .8em ui-monospace,monospace;border:1px solid var(--brand-border-strong);border-bottom-width:2px;border-radius:5px;padding:0 5px;background:var(--brand-white)}
.reading-section table,.tool-article table{border-collapse:collapse;width:100%;margin:16px 0;font-size:.9rem;line-height:1.8;display:block;overflow-x:auto}
.reading-section th,.reading-section td,.tool-article th,.tool-article td{border:1px solid var(--brand-border);padding:8px 10px;text-align:start;vertical-align:top;min-width:110px}
.reading-section th,.tool-article th{background:var(--brand-tint);font-weight:650}
.guide-meta{margin:16px 0 0;font-size:.82rem;color:var(--brand-muted)}
.reading-intro .eyebrow a{color:inherit}
.guide-faq .faq-item{padding:14px 0;border-bottom:1px solid var(--brand-border)}
.guide-faq .faq-item:last-child{border-bottom:0}
.guide-faq h3{margin:0 0 6px;font-size:1rem}
.guide-tools{padding:30px 0 6px}
.guide-tools h2,.reading-related h2{font:600 1.2rem/1.6 var(--font-display);margin:0 0 16px}
.guide-tools>div,.article-guides>div{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,250px),1fr));gap:12px}
.guide-tools a,.article-guides a{display:grid;gap:6px;padding:16px 18px;border:2px solid var(--brand-border);border-radius:14px;box-shadow:var(--shadow-control);text-decoration:none;color:var(--brand-ink);background:var(--brand-white)}
.guide-tools a:hover,.article-guides a:hover{background:var(--brand-tint)}
.guide-tools a span,.article-guides a span{font-size:.84rem;line-height:1.8;color:var(--brand-muted)}

/* Tool article under each tool */
.tool-article{max-width:900px;margin:44px 0 12px;padding-top:34px;border-top:2px solid var(--brand-ink);line-height:2}
.tool-article[hidden]{display:none}
.tool-article h2{font:600 clamp(1.35rem,2vw,1.7rem)/1.6 var(--font-display);margin:0 0 14px}
.tool-article h3{font:600 1.12rem/1.7 var(--font-display);margin:34px 0 10px}
.tool-article h4{font:600 1rem/1.7 var(--font-ui);margin:0 0 4px}
.tool-article p{max-width:72ch;margin:0 0 12px;font-size:.98rem}
.tool-article ol,.tool-article ul{max-width:72ch;padding-inline-start:22px;margin:8px 0 14px}
.tool-article li{margin:6px 0}
.article-steps>li::marker{font-weight:700;color:var(--brand-accent-edge)}
.faq-list .faq-item{padding:14px 0;border-bottom:1px solid var(--brand-border)}
.faq-list .faq-item p{margin:0}
.article-guides{margin-top:34px;padding:22px;border-radius:18px;background:var(--brand-tint)}
.article-guides h3{margin-top:0}

/* Guides index and homepage */
.hub-layout,.home-layout{display:block;max-width:1180px;margin:0 auto;padding:44px 32px 60px}
.hub-intro{max-width:760px;padding-bottom:28px}
.hub-intro h1,.home-hero h1{font:600 clamp(2rem,4vw,3.2rem)/1.45 var(--font-display);margin:10px 0 18px}
.hub-intro .lead,.home-hero .lead{font-size:1.05rem;line-height:1.95;max-width:64ch;color:var(--brand-ink)}
.card-group{padding:28px 0 8px;border-top:1px solid var(--brand-border)}
.card-group h2,.home-section h2{font:600 1.4rem/1.6 var(--font-display);margin:0 0 16px}
.card-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(min(100%,300px),1fr));gap:14px}
.guide-card{display:grid;align-content:start;gap:8px;padding:20px;border:2px solid var(--brand-border);border-radius:18px;background:var(--brand-white);box-shadow:var(--shadow-control);color:var(--brand-ink);text-decoration:none}
.guide-card:hover{background:var(--brand-tint)}
.guide-card strong{font:600 1.05rem/1.7 var(--font-display)}
.guide-card>span:last-child{font-size:.86rem;line-height:1.85;color:var(--brand-muted)}
.card-kicker{font-size:.72rem;font-weight:650;color:var(--brand-accent-edge)}
.hub-note{margin-top:36px;padding:24px;border-radius:18px;background:var(--brand-tint)}
.hub-note h2{font-size:1.15rem;margin:0 0 8px}
.hub-note p{margin:0;line-height:1.9}
.home-hero{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:40px;align-items:center;padding:28px 34px;border:1px solid var(--brand-border);border-radius:26px;background:var(--brand-tint)}
.home-hero .eyebrow{color:var(--brand-accent-edge)}
.hero-actions{display:flex;flex-wrap:wrap;align-items:center;gap:12px;margin-top:24px}
.button-link{display:inline-flex;align-items:center;min-height:48px;padding:10px 18px;border-radius:12px;font-weight:650;text-decoration:none}
.text-link{display:inline-flex;align-items:center;min-height:44px;font-weight:600}
.home-photo{margin:0;justify-self:center;transform:rotate(-3deg);width:100%;max-width:300px;padding:8px;background:var(--brand-white);border-radius:18px;box-shadow:0 4px 0 var(--brand-border),0 12px 30px var(--brand-shadow)}
.home-photo img{width:100%;height:auto;aspect-ratio:3/2;object-fit:cover;border-radius:14px;display:block}
.home-section{padding:44px 0 6px}
.section-lead{margin:-6px 0 18px;color:var(--brand-muted);max-width:70ch;line-height:1.9}
.problem-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(min(100%,320px),1fr));gap:14px}
.problem-card{display:grid;align-content:space-between;gap:10px;padding:20px;border:2px solid var(--brand-border);border-radius:18px;background:var(--brand-white);box-shadow:var(--shadow-control)}
.problem-card h3{font:600 1.02rem/1.75 var(--font-display);margin:0}
.problem-card p{margin:0;font-size:.88rem;line-height:1.85;color:var(--brand-muted)}
.card-actions{display:flex;flex-wrap:wrap;gap:4px 18px}
.card-actions a{display:inline-flex;align-items:center;min-height:44px;font-size:.88rem;font-weight:600}
.card-actions .primary-link{color:var(--brand-accent-edge)}
.tool-groups{display:grid;grid-template-columns:repeat(auto-fill,minmax(min(100%,340px),1fr));gap:18px}
.tool-group{padding:20px;border-radius:18px;background:var(--brand-white);border:1px solid var(--brand-border)}
.tool-group h3{font:600 1rem/1.6 var(--font-display);margin:0 0 8px;color:var(--brand-accent-edge)}
.tool-group ul{list-style:none;margin:0;padding:0}
.tool-group li+li{border-top:1px solid var(--brand-border)}
.tool-group a{display:grid;gap:2px;padding:10px 0;color:var(--brand-ink);text-decoration:none;min-height:44px}
.tool-group a:hover strong{text-decoration:underline}
.tool-group strong{font-size:.95rem}
.tool-group span{font-size:.8rem;line-height:1.75;color:var(--brand-muted)}
.more-link{margin-top:10px}
.how-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,260px),1fr));gap:14px}
.how-grid>div{padding:20px;border-radius:18px;background:var(--brand-tint)}
.how-grid h3{font:600 1rem/1.6 var(--font-display);margin:0 0 6px}
.how-grid p{margin:0 0 6px;font-size:.88rem;line-height:1.85}
.hub-page .reading-index,.home-page .reading-index{display:none}
@media(max-width:860px){.home-hero{grid-template-columns:1fr;padding:24px 20px}.home-photo{max-width:220px;justify-self:start;order:-1}}
@media(max-width:650px){
 .hub-layout,.home-layout{padding:26px 16px 44px}
 .tool-example{padding:14px;margin-inline:0}
 .example-block pre{font-size:1rem}
 .tool-article{margin-top:32px;padding-top:24px}
 .tool-article p{font-size:.94rem}
 .home-photo{max-width:170px}
}
/* Reversed Arabic tool */
.reshape-hint{display:flex;flex-wrap:wrap;align-items:center;gap:10px 16px;margin:10px 0;padding:12px 16px;border-radius:12px;background:var(--brand-warning-bg);border:1px solid var(--brand-warning-border);color:var(--brand-warning)}
.reshape-hint[hidden]{display:none}
.reshape-hint p{margin:0;flex:1 1 280px;font-size:.88rem;line-height:1.8}
@media print{.site-nav,.tool-article .article-guides,.example-tool{display:none!important}}