:root{--bg:#0A1636;--bg2:#0C1A42;--panel:rgba(16,32,78,.58);--line:rgba(120,150,230,.25);--head:#EEF3FF;--muted:#A9B7DE;--link:#8FB0FF;--blue:#2554C7;--mint:#72C654;--amber:#F6AE1E;--r:16px}
*{box-sizing:border-box;margin:0}
html{scroll-behavior:smooth;scroll-padding-top:84px;color-scheme:dark;-webkit-text-size-adjust:100%}
body{font-family:'Cairo',system-ui,'Segoe UI',Tahoma,sans-serif;background:linear-gradient(180deg,#0A1636 0%,#0C1A42 55%,#0A1636 100%) fixed;color:var(--head);line-height:1.9;min-height:100vh;display:flex;flex-direction:column;overflow-x:hidden}
main{flex:1}
#bgNet{position:fixed;inset:0;width:100%;height:100%;z-index:0;pointer-events:none}
main,.site-footer,.ad-zone,.wrap{position:relative;z-index:1}
a{color:var(--link);text-underline-offset:3px}
a:hover{color:#fff}
:focus-visible{outline:3px solid var(--amber);outline-offset:2px;border-radius:6px}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}
.skip{position:absolute;inset-inline-start:12px;top:-60px;background:var(--amber);color:#111;padding:8px 14px;border-radius:8px;z-index:100;font-weight:700;text-decoration:none}
.skip:focus{top:10px}
.wrap{width:100%;max-width:1180px;margin-inline:auto;padding-inline:18px}
.ad-zone:empty{display:none}

/* الهيدر الثابت */
.site-header{position:sticky;top:0;z-index:30;background:rgba(10,22,54,.78);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}
.bar{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:66px}
.brand{display:flex;align-items:center;gap:10px;color:var(--head);text-decoration:none}
.brand img{border-radius:10px}
.brand span{display:flex;flex-direction:column;line-height:1.25}
.brand b{font-size:1.1rem;font-weight:800}
.brand small{color:var(--muted);font-size:.74rem;direction:ltr;text-align:right}
.nav{display:flex;gap:6px}
.nav a{color:var(--head);text-decoration:none;padding:8px 14px;border-radius:10px;font-weight:600;font-size:.95rem}
.nav a:hover{background:rgba(255,255,255,.07)}
.nav a[aria-current="page"]{background:var(--blue);color:#fff}
.nav-toggle{display:none;background:transparent;border:1px solid var(--line);border-radius:10px;width:44px;height:44px;cursor:pointer;flex-direction:column;align-items:center;justify-content:center;gap:5px}
.nav-toggle span{display:block;width:20px;height:2px;background:var(--head);border-radius:2px}
@media(max-width:820px){
 .nav-toggle{display:flex}
 .nav{display:none;position:absolute;top:100%;inset-inline:0;flex-direction:column;background:#0A1636;border-bottom:1px solid var(--line);padding:10px 18px 16px}
 .nav.open{display:flex}
 .nav a{padding:12px 14px}
}

/* الهيرو */
.hero{text-align:center;padding-top:52px;padding-bottom:18px}
.hero-logo{border-radius:22px;margin-bottom:16px;box-shadow:0 10px 36px rgba(37,84,199,.45)}
h1{font-size:clamp(1.75rem,5.4vw,3rem);font-weight:800;line-height:1.45;margin-bottom:14px}
.lead{font-size:clamp(1rem,2.6vw,1.15rem);color:var(--muted);max-width:720px;margin:0 auto 22px}
.search{max-width:520px;margin:0 auto 16px}
.search input{width:100%;background:var(--panel);border:1px solid var(--line);border-radius:14px;color:var(--head);font:inherit;padding:12px 18px;backdrop-filter:blur(6px)}
.search input::placeholder{color:#8393c4}
.chips{display:flex;gap:8px;justify-content:center;flex-wrap:wrap;margin-bottom:10px}
.chip{background:rgba(255,255,255,.05);border:1px solid var(--line);color:var(--head);font:inherit;font-weight:700;font-size:.9rem;padding:6px 16px;border-radius:99px;cursor:pointer}
.chip:hover{border-color:var(--link)}
.chip[aria-pressed="true"]{background:var(--blue);border-color:#5A82E8;color:#fff}
.count{color:var(--muted);font-size:.88rem}

/* الأقسام والنصوص */
h2{font-size:clamp(1.3rem,3.4vw,1.75rem);font-weight:800;margin:0 0 14px;border-inline-start:4px solid var(--blue);padding-inline-start:12px;line-height:1.5}
h3{font-size:1.1rem;font-weight:700;line-height:1.55}
main>section{padding-block:26px}
.prose{max-width:860px}
.prose p,.prose li{color:#CBD6F2;font-size:1.02rem}
.prose p{margin-bottom:14px}
.prose ul,.prose ol{padding-inline-start:22px;margin-bottom:14px}
.prose li{margin-bottom:8px}
.prose h2{margin-top:34px}
.page{padding-block:40px 30px}
.page h1{font-size:clamp(1.6rem,4.6vw,2.3rem)}
.page .lead{margin:0 0 10px;max-width:none}
.card{background:var(--panel);border:1px solid var(--line);border-radius:var(--r);padding:20px;backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px)}
.card h3{margin-bottom:6px;color:#fff}
.card p{color:#CBD6F2;font-size:.95rem;margin:0}
.grid4{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,250px),1fr));gap:16px;margin-bottom:10px}
.steps li::marker{color:var(--amber);font-weight:800}
details{background:var(--panel);border:1px solid var(--line);border-radius:12px;margin-bottom:10px}
summary{cursor:pointer;padding:14px 18px;font-weight:700;list-style:none;display:flex;justify-content:space-between;gap:10px}
summary::-webkit-details-marker{display:none}
summary::after{content:"+";color:var(--amber);font-size:1.3rem;line-height:1}
details[open] summary::after{content:"−"}
details p{padding:0 18px 14px;margin:0}
.sources li{list-style:none;margin-bottom:8px;padding:10px 14px;background:rgba(255,255,255,.04);border:1px solid var(--line);border-radius:10px}
.sources{padding-inline-start:0!important}
.btn{display:inline-block;background:var(--blue);color:#fff;font:inherit;font-weight:800;border:0;border-radius:12px;padding:11px 24px;cursor:pointer;text-decoration:none}
.btn:hover{background:#2f63e0;color:#fff}
.form{display:grid;gap:8px;margin-bottom:10px}
.form label{font-weight:700;font-size:.95rem}
.form input,.form textarea{background:rgba(255,255,255,.06);border:1px solid var(--line);border-radius:10px;color:var(--head);font:inherit;padding:10px 14px;width:100%}
.form .btn{justify-self:start;margin-top:6px}

/* شبكة المشاريع */
.grid-proj{display:grid;grid-template-columns:repeat(auto-fill,minmax(min(100%,300px),1fr));gap:18px;margin-bottom:10px}
.proj{position:relative;display:flex;flex-direction:column;gap:8px;background:var(--panel);border:1px solid var(--line);border-radius:var(--r);padding:20px;color:var(--head);text-decoration:none;backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px)}
.proj:hover{border-color:var(--link);color:var(--head)}
.proj .ico{display:grid;place-items:center;width:48px;height:48px;font-size:1.5rem;background:rgba(37,84,199,.28);border:1px solid var(--line);border-radius:14px}
.proj .badge{position:absolute;inset-block-start:18px;inset-inline-end:18px;font-size:.74rem;font-weight:700;color:var(--muted);border:1px solid var(--line);border-radius:99px;padding:1px 10px}
.proj h3{color:#fff}
.proj p{color:#CBD6F2;font-size:.92rem;flex:1;margin:0}
.proj .tags{display:flex;flex-wrap:wrap;gap:6px}
.proj .tags span{font-size:.74rem;color:var(--muted);background:rgba(255,255,255,.05);border-radius:6px;padding:0 8px}
.proj .go{color:var(--mint);font-weight:800;font-size:.92rem}
.empty{color:var(--amber);font-weight:700;padding:14px 0;text-align:center}

/* الفوتر الثابت */
.site-footer{margin-top:34px;background:rgba(8,16,40,.86);border-top:1px solid var(--line)}
.foot-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:28px;padding-block:34px 18px}
.f-title{font-weight:800;color:#fff;margin-bottom:8px}
.site-footer p,.site-footer li{color:var(--muted);font-size:.9rem;line-height:1.8}
.site-footer ul{list-style:none;padding:0}
.site-footer li a,.social a{color:var(--muted);text-decoration:none}
.site-footer li a:hover,.social a:hover{color:#fff;text-decoration:underline}
.social{display:flex;flex-wrap:wrap;gap:6px 12px;margin-top:10px}
.copy{text-align:center;border-top:1px solid var(--line);padding:14px 18px;font-size:.82rem!important}
@media(max-width:900px){.foot-grid{grid-template-columns:1fr 1fr}}
@media(max-width:560px){.foot-grid{grid-template-columns:1fr}.hero{padding-top:34px}.page{padding-block:26px}}

/* زر إيقاف حركة الخلفية */
.bg-toggle{position:fixed;inset-inline-start:14px;bottom:14px;z-index:40;width:42px;height:42px;border-radius:50%;background:rgba(16,32,78,.85);border:1px solid var(--line);color:var(--head);cursor:pointer;display:grid;place-items:center;backdrop-filter:blur(6px)}
.bg-toggle .ic{width:12px;height:14px;border-inline:4px solid var(--head)}
.bg-toggle[aria-pressed="true"] .ic{width:0;height:0;border:0;border-block:8px solid transparent;border-inline-start:12px solid var(--head);border-inline-end:0}
@media print{#bgNet,.bg-toggle,.site-header,.ad-zone,.site-footer .social{display:none!important}body{background:#fff;color:#000}}