@keyframes starfield{0%{transform:translateY(0)}to{transform:translateY(-200px)}}:root{--color-bg:#0a0e1a;--color-text:#e8eaf0;--color-accent:#7eb8f7;--color-accent-gold:#f0c040;--color-border:#1a2a4a;--color-hover:#9ecef5;--max-width:860px;--font-family:'Tajawal', 'Cairo', 'Segoe UI', Arial, sans-serif;--line-height:1.8}*{margin:0;padding:0;box-sizing:border-box}html{scroll-behavior:smooth}body{background-color:var(--color-bg);color:var(--color-text);font-family:var(--font-family);line-height:var(--line-height);font-size:18px}@media (max-width:768px){body{font-size:16px}}h1,h2,h3,h4,h5,h6{margin:1.5em 0 .75em;font-weight:700;line-height:1.3}h1{font-size:2.5em;margin-top:0}h2{font-size:1.8em;border-right:4px solid var(--color-accent-gold);padding-right:1rem}h3{font-size:1.3em}p{margin-bottom:1.2em;text-align:justify}a,strong{color:var(--color-accent)}a{text-decoration:underline;transition:color .3s ease}a:hover{color:var(--color-hover)}strong{font-weight:600}em{font-style:italic}.container{max-width:var(--max-width);margin:0 auto;padding:0 1.5rem}.site-header{position:sticky;top:0;z-index:1000;background:rgba(10,14,26,.95);backdrop-filter:blur(10px);border-bottom:1px solid var(--color-border)}.site-header .container{display:flex;justify-content:space-between;align-items:center;padding:1rem 1.5rem}.site-logo,.site-nav a{text-decoration:none;transition:color .3s ease}.site-logo{font-size:1.5em;font-weight:700}.post-card .read-more:hover,.site-logo:hover,summary:hover{color:var(--color-hover)}.site-nav ul{display:flex;list-style:none;gap:2rem;flex-direction:row-reverse}.site-nav a{color:var(--color-text)}.nav-toggle,.site-logo,.site-nav a:hover{color:var(--color-accent-gold)}.nav-toggle{display:none;background:0 0;border:0;font-size:1.5em;cursor:pointer}@media (max-width:768px){.nav-toggle{display:block}.site-nav{position:absolute;top:100%;left:0;right:0;background:var(--color-bg);border-top:1px solid var(--color-border);display:none;flex-direction:column}.site-nav.active{display:flex}.site-nav ul{flex-direction:column;gap:0}.site-nav li{padding:1rem 1.5rem;border-bottom:1px solid var(--color-border)}.site-header .container{flex-wrap:wrap}}.site-footer{background:rgba(10,14,26,.98);border-top:1px solid var(--color-border);margin-top:3rem;padding:2rem 0;text-align:center}.site-footer a{color:var(--color-accent)}.footer-tagline{font-weight:600;margin-bottom:.5em}.footer-links{margin-bottom:1em;font-size:.95em}.footer-copy{font-size:.85em;color:#999}main{min-height:calc(100vh - 200px);padding:2rem 0}.post-article{margin:0 auto;max-width:var(--max-width);padding:0 1.5rem}.hero-placeholder,td,th{border:1px solid var(--color-border)}.hero-placeholder{width:100%;height:420px;background:linear-gradient(135deg,#1a1f3a 0,#0d1b2a 100%);border-radius:12px;display:flex;align-items:center;justify-content:center;margin:2rem 0;position:relative;overflow:hidden}.hero-placeholder::before{content:"";position:absolute;inset:0;animation:starfield 20s linear infinite;background-image:radial-gradient(2px 2px at 20px 30px,#eee,rgba(255,255,255,0)),radial-gradient(2px 2px at 60px 70px,#fff,rgba(255,255,255,0)),radial-gradient(1px 1px at 50px 50px,#fff,rgba(255,255,255,0)),radial-gradient(1px 1px at 130px 80px,#fff,rgba(255,255,255,0)),radial-gradient(2px 2px at 90px 10px,#fff,rgba(255,255,255,0));background-repeat:repeat;background-size:200px 200px;opacity:.5}.hero-placeholder-text{position:relative;z-index:1;color:var(--color-accent);font-size:1.3em;font-weight:600;text-align:center}.post-header{margin:2rem 0 1.5rem}.post-meta{display:flex;gap:1rem;align-items:center;margin-bottom:1rem;flex-direction:row-reverse}.post-category{display:inline-block;background:var(--color-accent);color:var(--color-bg);padding:.4em .8em;border-radius:4px;font-size:.85em;font-weight:600}time{color:#aaa;font-size:.95em}.post-excerpt{font-size:1.1em;color:#bbb;font-style:italic;margin-top:1rem}.breadcrumb{display:flex;gap:.5rem;flex-direction:row-reverse;margin:1rem 0;font-size:.9em}.breadcrumb a,.toc a{text-decoration:none}.toc{background:rgba(126,184,247,.05);border:2px solid var(--color-accent-gold);border-radius:8px;padding:1.5rem;margin:2rem 0;float:right;width:280px;margin-left:2rem}.toc-title{font-size:1.1em;margin-top:0;margin-bottom:1rem}.toc ol{list-style:none}.toc li{margin:.5rem 0}.toc a{color:var(--color-accent);font-size:.95em}.toc a:hover{color:var(--color-hover);text-decoration:underline}.toc a.active,.toc-title{color:var(--color-accent-gold)}.toc a.active{font-weight:600}@media (max-width:1024px){.toc{width:100%;float:none;margin-left:0;margin-right:0}}@media (max-width:768px){.toc{display:none}}.post-content{clear:both}.post-content section{margin-bottom:2rem}.post-content section+section{margin-top:3rem}table{width:100%;border-collapse:collapse;margin:1.5rem 0;background:rgba(126,184,247,.03)}thead{background:rgba(126,184,247,.1)}td,th{padding:1rem;text-align:right}th{background:var(--color-accent);color:var(--color-bg);font-weight:600}tbody tr:nth-child(even){background:rgba(126,184,247,.02)}.callout-fact,.callout-tip,.callout-warning{padding:1.5rem;border-radius:8px;margin:1.5rem 0;border-right:4px solid;background:rgba(126,184,247,.08);backdrop-filter:blur(5px)}.callout-tip{border-right-color:#7eb8f7}.callout-tip::before{content:"💡 "}.callout-fact{border-right-color:#f0c040}.callout-fact::before{content:"⭐ "}.callout-warning{border-right-color:#ff6b6b}.callout-warning::before{content:"⚠️ "}pre{background:#0d0f19}code{font-family:"Courier New",monospace;font-size:.9em;color:#aed581}pre code{color:#e8eaf0}.mermaid,details,pre{border:1px solid var(--color-border);border-radius:8px}.mermaid,pre{padding:1.5rem;margin:1.5rem 0;overflow-x:auto}.mermaid{background:rgba(126,184,247,.05)}details{margin:1rem 0;padding:1rem;background:rgba(126,184,247,.02);cursor:pointer}.post-card h3,summary{color:var(--color-accent)}summary{font-weight:600;cursor:pointer;user-select:none;padding-right:1rem}.error-page h1,details[open] summary{color:var(--color-accent-gold);margin-bottom:1rem}details p{margin-bottom:.5em}.btn-primary{display:inline-block;background:var(--color-accent-gold);color:var(--color-bg);padding:.75em 1.5em;border-radius:6px;text-decoration:none;font-weight:600;transition:transform .2s ease}.btn-primary:hover{transform:scale(1.05);color:var(--color-bg)}.external-sources ul,.related-posts ul{list-style:none;padding:0}.external-sources li,.related-posts li{margin:.75rem 0;background:rgba(126,184,247,.02);border-radius:6px;border-right:2px solid var(--color-accent);padding:.75rem 1rem .75rem .75rem}.external-sources a,.related-posts a{text-decoration:none;font-weight:500}.external-sources a:hover,.related-posts a:hover{text-decoration:underline}.posts-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:2rem;margin:2rem 0}.pagination a,.pagination span,.post-card{border:1px solid var(--color-border);text-decoration:none}.post-card{background:rgba(126,184,247,.02);border-radius:12px;padding:1.5rem;transition:transform .3s ease,border-color .3s ease;display:flex;flex-direction:column}.post-card:hover{transform:translateY(-4px);border-color:var(--color-accent)}.post-card .post-category{align-self:flex-start;margin-bottom:.75rem}.post-card h3{margin:0 0 1rem;font-size:1.2em}.post-card time{display:block;margin-bottom:.75rem;font-size:.85em}.post-card .excerpt{flex-grow:1;margin-bottom:1rem;font-size:.95em}.post-card .read-more{color:var(--color-accent-gold);font-weight:600;text-decoration:none}.pagination{text-align:center;margin:2rem 0}.pagination a,.pagination span{display:inline-block;padding:.75rem 1rem;margin:.25rem;background:rgba(126,184,247,.1);border-radius:6px;color:var(--color-accent)}.pagination a:hover{background:rgba(126,184,247,.2)}.pagination .current{background:var(--color-accent);color:var(--color-bg);font-weight:600}.error-page{padding:4rem 2rem;min-height:60vh;display:flex;flex-direction:column;justify-content:center;align-items:center}.error-page h1{font-size:4em}.error-page p{font-size:1.2em;margin-bottom:2rem}.error-page,.text-center{text-align:center}.text-right{text-align:right}.mt-1{margin-top:1rem}.mt-2{margin-top:2rem}.mb-1{margin-bottom:1rem}.mb-2{margin-bottom:2rem}.p-1{padding:1rem}.p-2{padding:2rem}@media print{body{background:#fff}.nav-toggle,.site-footer,.site-header,.toc{display:none}a,body{color:#000}h2{border-right-color:#000}}@media (max-width:768px){h1{font-size:1.8em}h2{font-size:1.4em}.posts-grid{grid-template-columns:1fr}.post-article{padding:0 1rem}}