:root{
  --art-bg:#0a0e1a;
  --art-surface:#111726;
  --art-surface-2:#161d30;
  --art-border:#233047;
  --art-text:#e7ecf3;
  --art-muted:#9fb0c3;
  --art-green:#7FAD39;
  --art-green-bright:#D0F252;
  --art-radius:16px;
  --art-maxw:820px;
}
/* ---- Breadcrumb ---- */
.article-breadcrumb{
  direction:rtl;
  font-size:13px;
  color:var(--art-muted);
  margin-bottom:22px;
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
}
html[lang="en"] .article-breadcrumb{direction:ltr;}
.article-breadcrumb a{
  color:var(--art-muted);text-decoration:none;border:0;
  transition:color .2s;
}
.article-breadcrumb a:hover{color:var(--art-green-bright);}
.article-breadcrumb .sep{color:var(--art-border);}
.article-breadcrumb .current{color:var(--art-text);}
/* ---- Page wrapper ---- */
.article-wrap{
  background:var(--art-bg);
  padding:140px 0 90px;
  color:var(--art-text);
}
.article-wrap .container{max-width:1180px;margin:0 auto;padding:0 20px;}

/* ---- Two-column shell: content + sticky TOC ---- */
.article-grid{
  display:grid;
  grid-template-columns:minmax(0,1fr) 280px;
  gap:48px;
  align-items:start;
  direction:rtl;
}
html[lang="en"] .article-grid{direction:ltr;}

/* ---- Article body ---- */
.article-body{
  max-width:var(--art-maxw);
  direction:rtl;
  text-align:right;
  line-height:1.95;
  font-size:17px;
}
html[lang="en"] .article-body{direction:ltr;text-align:left;}

.article-body h1{
  font-size:clamp(28px,4vw,40px);
  font-weight:900;
  line-height:1.35;
  color:#fff;
  margin:0 0 18px;
}
.article-body h1 .accent{color:var(--art-green-bright);}

/* eyebrow above H1 */
.article-eyebrow{
  display:inline-block;
  font-size:13px;
  font-weight:700;
  letter-spacing:.5px;
  color:var(--art-green-bright);
  background:rgba(208,242,82,.08);
  border:1px solid rgba(208,242,82,.25);
  padding:6px 14px;
  border-radius:30px;
  margin-bottom:18px;
}

/* meta row (date / reading time) */
.article-meta{
  display:flex;flex-wrap:wrap;gap:16px;
  color:var(--art-muted);font-size:14px;
  padding-bottom:22px;margin-bottom:10px;
  border-bottom:1px solid var(--art-border);
}
.article-meta span{display:inline-flex;align-items:center;gap:6px;}

/* hero image */
.article-hero{margin:26px 0 34px;}
.article-hero img{width:100%;height:auto;border-radius:var(--art-radius);display:block;}
.article-hero figcaption{color:var(--art-muted);font-size:13px;margin-top:10px;text-align:center;}

/* headings with scroll-offset for TOC anchors */
.article-body h2,
.article-body h3{scroll-margin-top:120px;color:#fff;font-weight:800;}
.article-body h2{
  font-size:clamp(22px,2.6vw,28px);
  margin:44px 0 16px;
  padding-inline-start:14px;
  border-inline-start:4px solid var(--art-green);
}
.article-body h3{font-size:20px;margin:28px 0 12px;color:var(--art-green-bright);}

.article-body p{margin:0 0 18px;color:var(--art-text);}
.article-body a{color:var(--art-green-bright);text-decoration:none;border-bottom:1px solid rgba(208,242,82,.35);transition:color .2s,border-color .2s;}
.article-body a:hover{color:#fff;border-color:#fff;}
.article-body strong{color:#fff;font-weight:700;}

/* lists */
.article-body ul,
.article-body ol{margin:0 0 20px;padding-inline-start:22px;}
.article-body li{margin-bottom:10px;}
.article-body ul li::marker{color:var(--art-green);}
.article-body ol li::marker{color:var(--art-green);font-weight:700;}

/* lead paragraph */
.article-lead{font-size:19px;color:#dfe7f1 !important;line-height:1.9;}

/* ---- Callout / key box ---- */
.article-callout{
  background:var(--art-surface);
  border:1px solid var(--art-border);
  border-inline-start:4px solid var(--art-green-bright);
  border-radius:12px;
  padding:18px 20px;
  margin:24px 0;
  color:var(--art-muted);
}
.article-callout strong{color:var(--art-green-bright);}

/* ---- Dosage / data table ---- */
.article-table{width:100%;border-collapse:collapse;margin:22px 0;font-size:15px;overflow:hidden;border-radius:12px;}
.article-table th,.article-table td{padding:14px 16px;text-align:start;border-bottom:1px solid var(--art-border);}
.article-table thead th{background:var(--art-surface-2);color:#fff;font-weight:700;}
.article-table tbody tr{background:var(--art-surface);}
.article-table tbody tr:hover{background:var(--art-surface-2);}

/* ---- Sticky Table of Contents ---- */
.article-toc{
  position:sticky;top:110px;
  background:var(--art-surface);
  border:1px solid var(--art-border);
  border-radius:var(--art-radius);
  padding:22px 20px;
  max-height:calc(100vh - 140px);
  overflow:auto;
}
.article-toc h4{
  font-size:14px;font-weight:800;color:#fff;
  margin:0 0 14px;padding-bottom:12px;
  border-bottom:1px solid var(--art-border);
  letter-spacing:.3px;
}
.article-toc ul{list-style:none;margin:0;padding:0;}
.article-toc li{margin:0;}
.article-toc a{
  display:block;padding:8px 10px;border-radius:8px;
  color:var(--art-muted);font-size:14px;line-height:1.5;
  text-decoration:none;border:0;transition:all .2s;
}
.article-toc a:hover{background:var(--art-surface-2);color:#fff;}
.article-toc a.active{background:rgba(127,173,57,.14);color:var(--art-green-bright);font-weight:700;}

/* ---- FAQ (always-open blocks; matches FAQPage schema) ---- */
.article-faq{margin:16px 0 8px;}
.faq-item{
  background:var(--art-surface);
  border:1px solid var(--art-border);
  border-radius:12px;
  padding:18px 20px;
  margin-bottom:14px;
}
.faq-item .faq-q{
  font-size:17px;font-weight:800;color:#fff;margin:0 0 8px;
  display:flex;gap:10px;align-items:flex-start;
}
.faq-item .faq-q::before{content:"؟";color:var(--art-green-bright);font-weight:900;flex-shrink:0;}
html[lang="en"] .faq-item .faq-q::before{content:"Q";}
.faq-item .faq-a{margin:0;color:var(--art-muted);line-height:1.85;}

/* ---- Related links grid ---- */
.article-related{
  display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));
  gap:14px;margin:18px 0 8px;
}
.related-card{
  display:block;background:var(--art-surface);
  border:1px solid var(--art-border);border-radius:12px;
  padding:16px 18px;color:var(--art-text) !important;
  border-bottom:1px solid var(--art-border) !important;
  transition:transform .2s,border-color .2s;
}
.related-card:hover{transform:translateY(-4px);border-color:var(--art-green) !important;color:#fff !important;}
.related-card .rc-label{font-size:13px;color:var(--art-green-bright);display:block;margin-bottom:4px;}
.related-card .rc-title{font-weight:700;font-size:15px;line-height:1.5;}

/* ---- Sources ---- */
.article-sources{margin-top:10px;font-size:14px;}
.article-sources li{color:var(--art-muted);}
.article-sources a{word-break:break-word;}

/* ---- Responsive ---- */
@media (max-width:980px){
  .article-grid{grid-template-columns:1fr;gap:0;}
  .article-toc{
    position:static;max-height:none;order:-1;margin-bottom:30px;
  }
  .article-body{max-width:100%;}
}
@media (max-width:560px){
  .article-wrap{padding:120px 0 60px;}
  .article-body{font-size:16px;}
  .article-body h2{margin-top:34px;}
}

/* ---- A11y floors ---- */
.article-body a:focus-visible,
.article-toc a:focus-visible,
.related-card:focus-visible{outline:2px solid var(--art-green-bright);outline-offset:2px;}
@media (prefers-reduced-motion:reduce){
  .related-card,.article-toc a,.article-body a{transition:none;}
}