:root{
--brand:#6366f1;--brand-2:#2fe0b0;--brand-ink:#4338ca;--ink:#101828;--muted:#64748b;
--surface:#ffffff;--surface-2:#f6f7fd;--bg:#f4f6fc;--border:#e2e8f0;--ring:rgba(99,102,241,.28);
--radius:20px;--radius-sm:12px;--shadow:0 12px 34px rgba(15,23,42,.08);--shadow-lg:0 26px 60px rgba(15,23,42,.14);
--grad:linear-gradient(120deg,#6366f1,#8b5cf6 45%,#2fe0b0);
}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]){--ink:#e8ecf7;--muted:#9aa5bd;--surface:#131a2b;--surface-2:#0f1522;--bg:#0b0f19;--border:#232c42;--shadow:0 12px 34px rgba(0,0,0,.5);--shadow-lg:0 26px 60px rgba(0,0,0,.6);--brand-ink:#c7d2fe}}
/* الزائر يختار الوضع بنفسه (site.js يحفظه) — والاختيار يتقدّم على تفضيل النظام. */
:root[data-theme="dark"]{--ink:#e8ecf7;--muted:#9aa5bd;--surface:#131a2b;--surface-2:#0f1522;--bg:#0b0f19;--border:#232c42;--shadow:0 12px 34px rgba(0,0,0,.5);--shadow-lg:0 26px 60px rgba(0,0,0,.6);--brand-ink:#c7d2fe}
*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;font-family:'Segoe UI',Tahoma,'Noto Naskh Arabic','Noto Kufi Arabic',Arial,sans-serif;background:var(--bg);color:var(--ink);line-height:1.9;overflow-x:hidden}
a{color:var(--brand);text-decoration:none;transition:color .2s ease}
a:hover{color:var(--brand-2)}
img{max-width:100%;height:auto}
.wrap{max-width:1120px;margin:0 auto;padding:0 20px}
main{padding:26px 0 72px;animation:pageIn .5s ease both}
::selection{background:rgba(99,102,241,.22)}
/* الرأس: زجاجي ويتقلّص عند التمرير (site.js يضيف body.scrolled) */
header.site{position:sticky;top:0;z-index:40;background:color-mix(in srgb,var(--surface) 84%,transparent);backdrop-filter:blur(14px) saturate(140%);border-bottom:1px solid var(--border);transition:box-shadow .3s ease}
body.scrolled header.site{box-shadow:var(--shadow)}
header.site .wrap{display:flex;align-items:center;gap:20px;min-height:70px;flex-wrap:wrap;transition:min-height .3s ease}
body.scrolled header.site .wrap{min-height:58px}
header.site .brand{display:flex;align-items:center;gap:11px;font-weight:800;font-size:1.06rem;color:var(--ink)}
header.site .brand img{width:36px;height:36px;border-radius:11px;box-shadow:0 6px 16px var(--ring);transition:transform .35s ease}
header.site .brand:hover img{transform:rotate(-6deg) scale(1.06)}
nav.site{display:flex;gap:6px;flex-wrap:wrap;font-size:.95rem;align-items:center}
nav.site .spacer{flex:1}
nav.site > a:not(.btn){position:relative;padding:8px 12px;border-radius:999px;color:var(--ink);font-weight:600}
nav.site > a:not(.btn)::after{content:'';position:absolute;inset-inline:12px;bottom:4px;height:2px;border-radius:2px;background:var(--grad);transform:scaleX(0);transform-origin:inline-start;transition:transform .28s ease}
nav.site > a:not(.btn):hover{background:var(--surface-2);color:var(--ink)}
nav.site > a:not(.btn):hover::after{transform:scaleX(1)}
.btn{display:inline-flex;align-items:center;gap:8px;padding:11px 20px;border-radius:999px;border:1px solid var(--border);background:var(--surface);color:var(--ink);font-weight:700;font-size:.93rem;box-shadow:var(--shadow);transition:transform .22s ease,box-shadow .22s ease,color .22s ease}
.btn:hover{transform:translateY(-2px);box-shadow:var(--shadow-lg);color:var(--ink)}
.btn.solid{background:var(--grad);background-size:180% 180%;border-color:transparent;color:#fff;animation:gradientShift 7s ease infinite}
.btn.solid:hover{color:#fff}
.btn.ghost{background:transparent;box-shadow:none}
main{padding:26px 0 60px}
.hero{position:relative;overflow:hidden;background:radial-gradient(1100px 420px at 12% -10%,rgba(99,102,241,.20),transparent 60%),radial-gradient(900px 380px at 88% 0%,rgba(47,224,176,.18),transparent 55%),var(--surface);border:1px solid var(--border);border-radius:26px;padding:46px 34px;margin-bottom:26px;box-shadow:var(--shadow)}
.hero::before,.hero::after{content:'';position:absolute;border-radius:50%;filter:blur(46px);opacity:.5;pointer-events:none}
.hero::before{width:280px;height:280px;background:rgba(99,102,241,.45);top:-90px;inset-inline-end:-60px;animation:float 11s ease-in-out infinite}
.hero::after{width:220px;height:220px;background:rgba(47,224,176,.42);bottom:-90px;inset-inline-start:-50px;animation:float 13s ease-in-out infinite reverse}
.hero > *{position:relative;z-index:1}
.hero h1{margin:0 0 12px;font-size:clamp(1.7rem,3.4vw,2.5rem);line-height:1.35;font-weight:800;letter-spacing:-.01em;background:var(--grad);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.hero p{margin:0 0 22px;color:var(--muted);font-size:1.06rem;max-width:64ch}
.hero .eyebrow{display:inline-flex;align-items:center;gap:8px;margin-bottom:14px;padding:6px 14px;border-radius:999px;background:var(--surface-2);border:1px solid var(--border);font-size:.82rem;font-weight:700;color:var(--brand)}
.hero .eyebrow .dot{width:8px;height:8px;border-radius:50%;background:var(--brand-2);animation:pulse 2.2s ease infinite}
.actions{display:flex;gap:12px;flex-wrap:wrap}
.stats{display:grid;gap:14px;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));margin:22px 0 6px}
.stat{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:16px 18px;text-align:center;box-shadow:var(--shadow);transition:transform .25s ease}
.stat:hover{transform:translateY(-3px)}
.stat strong{display:block;font-size:1.5rem;background:var(--grad);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.stat span{color:var(--muted);font-size:.85rem}
.steps{display:grid;gap:22px;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));counter-reset:step;margin-top:26px}
.step{position:relative;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:24px 20px 18px;box-shadow:var(--shadow);transition:transform .25s ease,box-shadow .25s ease}
.step:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}
.step::before{counter-increment:step;content:counter(step);position:absolute;top:-14px;inset-inline-start:18px;width:34px;height:34px;border-radius:12px;display:grid;place-items:center;background:var(--grad);color:#fff;font-weight:800;box-shadow:0 8px 18px var(--ring)}
.step h3{margin:10px 0 6px;font-size:1.02rem}
.step p{margin:0;color:var(--muted);font-size:.93rem}
.grid{display:grid;gap:16px;grid-template-columns:repeat(auto-fit,minmax(260px,1fr))}
.card{position:relative;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:20px;box-shadow:var(--shadow);transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;animation:fadeUp .55s ease both}
.card:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg);border-color:color-mix(in srgb,var(--brand) 45%,var(--border))}
.card h3{margin:0 0 8px;font-size:1.06rem}
.card p{margin:0;color:var(--muted);font-size:.94rem}
.card .icon{width:42px;height:42px;border-radius:13px;display:grid;place-items:center;background:var(--surface-2);border:1px solid var(--border);font-size:1.2rem;margin-bottom:12px}
.section-title{display:flex;align-items:center;justify-content:space-between;gap:12px;margin:40px 0 16px}
.section-title h2{margin:0;font-size:1.32rem;font-weight:800}
.section-title a{font-weight:700;font-size:.92rem}
.meta{color:var(--muted);font-size:.82rem;display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.pill{display:inline-block;padding:3px 11px;border-radius:999px;background:color-mix(in srgb,var(--brand) 14%,transparent);color:var(--brand-ink);font-size:.78rem;font-weight:700}
:root{--primary:var(--brand)}
article.post{background:var(--surface);border:1px solid var(--border);border-radius:24px;padding:30px;box-shadow:var(--shadow)}
article.post h1{margin-top:0;font-size:clamp(1.5rem,2.6vw,2rem);line-height:1.5;font-weight:800}
article.post h2{font-size:1.28rem;margin-top:32px;font-weight:800;padding-inline-start:12px;border-inline-start:4px solid var(--brand);border-radius:2px}
article.post h3{font-size:1.08rem;margin-top:22px}
article.post p,article.post li{font-size:1.02rem}
article.post blockquote{margin:18px 0;padding:14px 18px;border-inline-start:4px solid var(--brand);background:var(--surface-2);border-radius:14px}
article.post code{background:var(--surface-2);padding:2px 7px;border-radius:7px;font-size:.9em;direction:ltr;display:inline-block;border:1px solid var(--border)}
article.post pre{background:#0b0f19;color:#e6e8ef;padding:16px 18px;border-radius:16px;overflow:auto;direction:ltr;text-align:left;box-shadow:var(--shadow)}
.table-wrap{overflow:auto;margin:18px 0;border:1px solid var(--border);border-radius:16px}
article.post table{border-collapse:separate;border-spacing:0;width:100%;font-size:.94rem}
article.post th,article.post td{border-bottom:1px solid var(--border);border-inline-end:1px solid var(--border);padding:10px 12px;text-align:start}
article.post th{background:var(--surface-2);font-weight:800}
.breadcrumbs{display:flex;gap:8px;align-items:center;font-size:.84rem;color:var(--muted);margin-bottom:14px;flex-wrap:wrap}
.toc{background:var(--surface-2);border:1px solid var(--border);border-radius:16px;padding:14px 18px;margin:18px 0}
.toc ul{margin:8px 0 0;padding-inline-start:18px}
.toc li{margin:4px 0}
.progress{position:fixed;top:0;inset-inline:0;height:3px;background:var(--grad);transform:scaleX(0);transform-origin:inline-start;z-index:60}
ul.list{list-style:none;padding:0;margin:0;display:grid;gap:14px}
ul.list li{position:relative;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:16px 18px;display:flex;gap:16px;align-items:flex-start;box-shadow:var(--shadow);transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;animation:fadeUp .5s ease both}
ul.list li:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:color-mix(in srgb,var(--brand) 40%,var(--border))}
ul.list li h3 a{color:var(--ink)}
ul.list li h3 a:hover{color:var(--brand)}
.cover{width:88px;height:118px;object-fit:cover;border-radius:14px;border:1px solid var(--border);background:var(--surface-2);flex:none;box-shadow:var(--shadow);transition:transform .3s ease}
ul.list li:hover .cover{transform:scale(1.03) rotate(-1deg)}
.read{margin-inline-start:auto;align-self:center;font-weight:800;font-size:.85rem;white-space:nowrap}
form.tool{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:20px;display:grid;gap:14px;box-shadow:var(--shadow)}
input[type=text],input[type=url],input[type=email],select,textarea{width:100%;padding:12px 14px;border:1px solid var(--border);border-radius:14px;font:inherit;background:var(--surface);color:var(--ink);transition:border-color .2s ease,box-shadow .2s ease}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 4px var(--ring)}
label{font-size:.9rem;font-weight:700}
.qr-box{background:var(--surface);border:1px solid var(--border);border-radius:20px;padding:18px;text-align:center;box-shadow:var(--shadow)}
.qr-box svg{max-width:340px;width:100%;height:auto}
.pager{display:flex;gap:10px;justify-content:center;margin-top:26px;flex-wrap:wrap}
.notice{background:color-mix(in srgb,var(--brand) 8%,var(--surface));border:1px solid var(--border);border-radius:16px;padding:14px 16px;font-size:.92rem}
footer.site{margin-top:44px;border-top:1px solid var(--border);background:var(--surface);padding:36px 0 26px;color:var(--muted);font-size:.9rem}
footer.site a{color:var(--muted)}
footer.site a:hover{color:var(--brand)}
footer.site .cols{display:grid;gap:24px;grid-template-columns:2fr 1fr 1fr;margin-bottom:22px}
footer.site .cols h4{margin:0 0 10px;color:var(--ink);font-size:.95rem}
footer.site .cols ul{list-style:none;margin:0;padding:0;display:grid;gap:6px}
footer.site .bottom{display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;border-top:1px solid var(--border);padding-top:16px}
.foot-brand{display:flex;align-items:center;gap:10px;font-weight:800;color:var(--ink);margin-bottom:10px}
.foot-brand img{width:32px;height:32px;border-radius:10px}
/* شارة التوثيق: رابط خارجي إلى دليل الشهادة عند المركز — لا صورة نطلب من الزائر تصديقها. */
footer.site .trust{display:inline-flex;align-items:center;gap:12px;margin:16px 0 0;padding:10px 14px;border:1px solid var(--border);border-radius:var(--radius-sm);background:var(--bg);color:var(--ink);text-align:start;transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease}
footer.site .trust:hover{transform:translateY(-2px);border-color:var(--brand);box-shadow:var(--shadow);color:var(--ink)}
footer.site .trust .mark{display:grid;place-items:center;flex:0 0 auto;width:40px;height:40px;border-radius:12px;background:linear-gradient(135deg,#0f766e,#15803d);color:#fff}
footer.site .trust .mark svg{width:22px;height:22px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
footer.site .trust b{display:block;color:var(--ink);font-size:.9rem;line-height:1.5}
footer.site .trust small{display:block;color:var(--muted);font-size:.78rem;line-height:1.5}
@media (max-width:760px){footer.site .trust{align-items:flex-start}}
@keyframes pageIn{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}
@keyframes fadeUp{from{opacity:0;transform:translateY(16px)}to{opacity:1;transform:none}}
@keyframes gradientShift{0%{background-position:0% 50%}50%{background-position:100% 50%}100%{background-position:0% 50%}}
@keyframes float{0%,100%{transform:translateY(0)}50%{transform:translateY(-16px)}}
@keyframes pulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.45;transform:scale(1.25)}}
.reveal{opacity:0;transform:translateY(22px);transition:opacity .7s ease,transform .7s ease}
.reveal.in{opacity:1;transform:none}
.to-top{position:fixed;inset-block-end:22px;inset-inline-start:22px;width:44px;height:44px;border-radius:50%;border:1px solid var(--border);background:var(--surface);color:var(--ink);display:grid;place-items:center;box-shadow:var(--shadow);cursor:pointer;opacity:0;visibility:hidden;transition:opacity .25s ease,transform .25s ease;z-index:50}
.to-top.show{opacity:1;visibility:visible}
.to-top:hover{transform:translateY(-3px)}
@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}.reveal{opacity:1;transform:none}}
@media (max-width:760px){footer.site .cols{grid-template-columns:1fr}header.site .wrap{gap:12px}.hero{padding:32px 22px}.hero h1{font-size:1.6rem}.cover{width:66px;height:90px}nav.site{font-size:.9rem}.read{display:none}}
/* ═════ ا ل ط ب ق ة   ا ل ف خ م ة ═════ */
.band{position:relative;background:var(--surface);border:1px solid var(--border);border-radius:28px;padding:30px 26px;margin:22px 0;box-shadow:var(--shadow);overflow:hidden}
.band::before{content:'';position:absolute;inset-block-start:0;inset-inline:0;height:4px;background:var(--grad)}
.band.tint{background:linear-gradient(180deg,color-mix(in srgb,var(--brand) 7%,var(--surface)),var(--surface))}
.band.dark{background:linear-gradient(150deg,#0b0f1f,#171a3a 55%,#0d2b28);border-color:rgba(255,255,255,.10);color:#eef1ff}
.band.dark h2,.band.dark h3,.band.dark strong{color:#fff}
.band.dark p,.band.dark .meta{color:#b9c2e0}
.hero--pro{display:grid;grid-template-columns:1.15fr .85fr;gap:30px;align-items:center;background:radial-gradient(900px 420px at 8% -20%,rgba(124,58,237,.55),transparent 60%),radial-gradient(700px 380px at 96% 6%,rgba(47,224,176,.35),transparent 55%),linear-gradient(140deg,#0b0f1f,#161a3d);border:1px solid rgba(255,255,255,.12);color:#fff;padding:44px 38px}
.hero--pro h1{background:linear-gradient(100deg,#fff,#c7d2fe 40%,#7ff0d0);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.hero--pro p{color:#c3cbe6}
.hero--pro .eyebrow{background:rgba(255,255,255,.08);border-color:rgba(255,255,255,.18);color:#a5f3dc}
.hero--pro .eyebrow .dot{background:#ffd166;box-shadow:0 0 12px #ffd166}
.glow-btn{position:relative;overflow:hidden;box-shadow:0 14px 34px rgba(99,102,241,.45),0 0 0 1px rgba(255,255,255,.08) inset}
.glow-btn::after{content:'';position:absolute;inset:0;background:linear-gradient(110deg,transparent 20%,rgba(255,255,255,.45),transparent 80%);transform:translateX(-120%);animation:sheen 3.2s ease-in-out infinite}
@keyframes sheen{0%{transform:translateX(-120%)}55%{transform:translateX(120%)}100%{transform:translateX(120%)}}
.illu{display:grid;place-items:center}
.illu svg{width:100%;max-width:420px;height:auto;filter:drop-shadow(0 26px 50px rgba(0,0,0,.45));animation:float 9s ease-in-out infinite}
.float-badges{display:flex;gap:10px;flex-wrap:wrap;margin-top:18px}
.badge{display:inline-flex;align-items:center;gap:7px;padding:7px 14px;border-radius:999px;background:rgba(255,255,255,.09);border:1px solid rgba(255,255,255,.16);color:#dfe6ff;font-size:.82rem;font-weight:700;backdrop-filter:blur(6px)}
.badge .dot{width:7px;height:7px;border-radius:50%;background:#ffd166}
.stat--pro{position:relative;text-align:start;background:linear-gradient(180deg,var(--surface),color-mix(in srgb,var(--brand) 6%,var(--surface)));border:1px solid var(--border);border-radius:20px;padding:16px 18px 16px 18px;box-shadow:var(--shadow)}
.stat--pro::before{content:'';position:absolute;inset-block:14px;inset-inline-start:0;width:4px;border-radius:4px;background:var(--grad)}
.stat--pro .ico{width:36px;height:36px;border-radius:11px;display:grid;place-items:center;background:var(--grad);color:#fff;margin-bottom:10px;box-shadow:0 10px 22px var(--ring)}
.stat--pro .ico svg{width:20px;height:20px;fill:none;stroke:currentColor;stroke-width:1.9;stroke-linecap:round;stroke-linejoin:round}
.stat--pro strong{font-size:1.15rem;-webkit-text-fill-color:currentColor;background:none;color:var(--ink)}
.stat--pro span{display:block;color:var(--muted);font-size:.86rem;line-height:1.6}
.tile{width:54px;height:54px;border-radius:16px;display:grid;place-items:center;background:var(--grad);color:#fff;box-shadow:0 14px 28px var(--ring);margin-bottom:14px}
.tile svg{width:26px;height:26px;fill:none;stroke:currentColor;stroke-width:1.9;stroke-linecap:round;stroke-linejoin:round}
.card--pro{position:relative;overflow:hidden;border-radius:22px;padding:22px}
.card--pro::after{content:'';position:absolute;inset-block-start:0;inset-inline:0;height:3px;background:var(--grad);opacity:.95}
.card--pro:hover{transform:translateY(-7px) scale(1.012)}
.step--pro{padding-top:26px}
.step--pro::before{width:42px;height:42px;border-radius:14px;font-size:1rem;top:-18px;box-shadow:0 14px 26px var(--ring)}
.step--pro .ico{width:30px;height:30px;color:var(--brand)}
.step--pro .ico svg{width:100%;height:100%;fill:none;stroke:currentColor;stroke-width:1.9;stroke-linecap:round;stroke-linejoin:round}
nav.site > a:not(.btn){padding:9px 15px}
nav.site > a:not(.btn):hover{background:color-mix(in srgb,var(--brand) 12%,transparent);color:var(--brand-ink)}
header.site nav.site{background:color-mix(in srgb,var(--surface) 70%,transparent);border:1px solid var(--border);border-radius:999px;padding:6px}
header.site nav.site .btn{border-radius:999px}
.section-title h2{display:inline-flex;align-items:center;gap:10px}
.section-title h2::before{content:'';width:6px;height:22px;border-radius:6px;background:var(--grad);display:inline-block}
@media (max-width:860px){.hero--pro{grid-template-columns:1fr;padding:32px 24px}.illu{order:-1}}
/* مفتاح الوضع الليلي/النهاري للزائر */
.theme-toggle{display:inline-grid;place-items:center;width:38px;height:38px;border-radius:50%;border:1px solid var(--border);background:var(--surface-2);color:var(--ink);cursor:pointer;transition:transform .22s ease,background .22s ease;font-size:1rem}
.theme-toggle:hover{transform:translateY(-2px) rotate(-8deg)}
.theme-toggle svg{width:19px;height:19px;fill:none;stroke:currentColor;stroke-width:1.9;stroke-linecap:round;stroke-linejoin:round}
.theme-toggle .moon{display:none}
:root[data-theme="dark"] .theme-toggle .sun{display:none}
:root[data-theme="dark"] .theme-toggle .moon{display:block}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]) .theme-toggle .sun{display:none}:root:not([data-theme="light"]) .theme-toggle .moon{display:block}}