:root{--bg:#0A0E16;--card:#111723;--card-2:#172030;--line:#232D3F;--ink:#F2F5FA;--dim:#94A0B4;
--body:#C3CCDA;--brand:#4D8DFF;--brand-ink:#A9C8FF;--brand-soft:#13223F;
--ar:"Readex Pro","IBM Plex Sans Arabic",system-ui,sans-serif;
--head:"Readex Pro","IBM Plex Sans Arabic",system-ui,sans-serif;color-scheme:dark}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--ar);line-height:1.8}
a{color:var(--brand-ink)}
img{display:block;max-width:100%;height:auto}
header{border-bottom:1px solid var(--line)}
.bar{max-width:1180px;margin:0 auto;padding:0 16px;height:64px;display:flex;align-items:center;justify-content:space-between;gap:16px}
.logo{font:700 1.35rem/1 var(--head);color:var(--ink);text-decoration:none}
.logo span{color:var(--brand)}
nav.top{display:flex;gap:20px;align-items:center;font-size:.95rem}
nav.top a{color:var(--dim);text-decoration:none}
nav.top a:hover,nav.top a[aria-current]{color:var(--brand-ink)}
.btn{display:inline-block;background:var(--brand);color:#fff!important;padding:12px 22px;border-radius:12px;font-weight:700;text-decoration:none}
main{max-width:1180px;margin:0 auto;padding:40px 16px 72px}
h1{font:700 clamp(2rem,6vw,3.2rem)/1.3 var(--head);margin:0 0 12px}
.cat{font-size:.85rem;font-weight:700}
/* الفهرس */
.chips{display:flex;flex-wrap:wrap;gap:10px;margin:0 0 28px}
.chips button{font:inherit;font-size:.95rem;padding:9px 18px;min-height:44px;border-radius:999px;border:1px solid var(--line);background:transparent;color:var(--ink);cursor:pointer}
.chips button[aria-pressed="true"]{background:var(--brand);border-color:var(--brand);color:#fff}
.hero{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));background:var(--card);border:1px solid var(--line);border-radius:20px;overflow:hidden;text-decoration:none;color:var(--ink);margin-bottom:28px}
.hero .txt{padding:44px;display:flex;flex-direction:column;justify-content:center;gap:14px}
.hero h2{font:700 clamp(1.6rem,3.4vw,2.4rem)/1.35 var(--head);margin:0}
.hero p{color:var(--dim);font-size:1.05rem;margin:0}
.hero img{width:100%;height:100%;object-fit:cover;aspect-ratio:16/9}
.meta{color:var(--dim);font-size:.85rem}
.grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.card{background:var(--card);border:1px solid var(--line);border-radius:16px;overflow:hidden;text-decoration:none;color:var(--ink);display:flex;flex-direction:column;transition:border-color .15s,transform .15s}
.card:hover,.hero:hover{border-color:var(--brand)}
.card:hover{transform:translateY(-2px)}
.card img{aspect-ratio:16/9;object-fit:cover;width:100%}
.card .txt{padding:20px;display:flex;flex-direction:column;gap:8px}
.card h2{font-size:1.2rem;line-height:1.55;margin:0}
.card[hidden],.hero[hidden]{display:none}
/* المقال */
article{max-width:720px;margin:0 auto}
.chip{display:table;margin:0 auto 18px;padding:4px 14px;border:1px solid;border-radius:999px;font-size:.9rem;font-weight:700}
article h1{text-align:center}
.date{text-align:center;color:var(--dim);margin-bottom:28px}
.cover{border-radius:18px;margin:0 0 36px;aspect-ratio:16/9;object-fit:cover;width:100%}
.body{font-size:1.2rem;line-height:2.05;color:var(--body)}
.body h2{font:700 1.75rem/1.5 var(--ar);color:var(--ink);margin:2.2em 0 .6em}
.body h3{font-size:1.3rem;color:var(--ink);margin:1.6em 0 .4em}
.body blockquote{margin:1.5em 0;padding:4px 20px 4px 0;border-right:3px solid #2F6FEB;color:var(--ink)}
.body li{margin:.3em 0}
.cta{margin:56px 0 0;padding:36px;border-radius:20px;background:var(--brand-soft);text-align:center}
.cta b{display:block;font:700 1.6rem/1.4 var(--head);margin-bottom:8px}
.cta p{color:var(--body);margin:0 0 20px}
.related{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;margin-top:16px}
footer{border-top:1px solid var(--line);color:var(--dim);text-align:center;padding:28px 16px;font-size:.9rem}
footer a{color:var(--dim);margin:0 8px}
html[dir=ltr] body{font-family:"Readex Pro","IBM Plex Sans Arabic",system-ui,sans-serif}
html[dir=ltr] h1,html[dir=ltr] .hero h2,html[dir=ltr] .logo,html[dir=ltr] .cta b{font-family:"Readex Pro","IBM Plex Sans Arabic",system-ui,sans-serif;font-weight:700}
html[dir=ltr] .body h2{font-family:"Readex Pro","IBM Plex Sans Arabic",system-ui,sans-serif}
html[dir=ltr] .body blockquote{padding:4px 0 4px 20px;border-right:0;border-left:3px solid #2F6FEB}
.langs{display:inline-flex;align-items:center;gap:2px;border:1px solid var(--line);border-radius:999px;padding:3px;background:var(--card)}
.langs::before{content:"";width:16px;height:16px;margin:0 4px 0 6px;flex:none;opacity:.7;background:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23fff' stroke-width='2' stroke-linecap='round'%3E%3Ccircle cx='12' cy='12' r='10'/%3E%3Cpath d='M2 12h20M12 2a15 15 0 0 1 0 20M12 2a15 15 0 0 0 0 20'/%3E%3C/svg%3E") center/contain no-repeat}
html[dir=ltr] .langs::before{margin:0 6px 0 4px}
.langs a{padding:6px 12px;border-radius:999px;font-size:.86rem;font-weight:600;color:var(--dim)!important;text-decoration:none;white-space:nowrap}
.langs a:hover{color:var(--ink)!important}
.langs a[aria-current]{background:var(--brand-soft);color:var(--brand-ink)!important}
@media (max-width:900px){.grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:640px){
 .hero{grid-template-columns:1fr}
 .hero img{order:-1}
 .hero .txt{padding:22px}
 .grid,.related{grid-template-columns:1fr}
 nav.top .hide-sm{display:none}
 nav.top{gap:10px}
 .bar{height:auto;padding:10px 16px;flex-wrap:wrap;row-gap:10px}
 nav.top{display:contents}
 .langs{order:9;flex:1 0 100%;justify-content:center}
 .btn{padding:10px 16px}
 .cta{padding:24px}
}