:root {
  --bg: #03030a;
  --panel: #0b0912;
  --panel-hi: #12101b;
  --line: #251b30;
  --line-hi: #49315c;
  --ink: #f2eff5;
  --dim: #b2acb8;
  --mute: #77717e;
  --accent: #c084fc;
  --accent-strong: #a855f7;
  --font-ar: "Tajawal", system-ui, sans-serif;
  --font-en: "Manrope", system-ui, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; overflow-x: hidden; background: var(--bg); color: var(--ink); font-family: var(--font-ar); line-height: 1.75; -webkit-font-smoothing: antialiased; }
html[dir="ltr"] body { font-family: var(--font-en); }
a { color: inherit; text-decoration: none; }
:is(a, button):focus-visible { outline: 3px solid var(--accent); outline-offset: 3px; }
.wrap { width: min(1120px, calc(100% - 44px)); margin-inline: auto; }
.skip-link { position: fixed; z-index: 1000; top: 10px; inset-inline-start: 10px; padding: 9px 14px; border-radius: 8px; background: #fff; color: #08050d; font-weight: 800; transform: translateY(-160%); }
.skip-link:focus { transform: none; }

.site-nav { position: sticky; z-index: 100; top: 0; border-bottom: 1px solid var(--line); background: rgba(3, 3, 10, .86); backdrop-filter: blur(18px); }
.nav-inner { display: flex; min-height: 72px; align-items: center; justify-content: space-between; gap: 22px; }
.brand { display: flex; align-items: center; gap: 11px; font-size: 1.08rem; font-weight: 850; }
.brand-mark { display: grid; width: 36px; height: 36px; place-items: center; border: 1px solid rgba(192, 132, 252, .38); border-radius: 11px; background: linear-gradient(145deg, #251337, #0b0811); }
.brand-mark svg { width: 21px; height: 21px; }
.nav-links { display: flex; align-items: center; gap: 23px; color: var(--dim); font-size: .9rem; font-weight: 650; }
.nav-links a:hover, .nav-links a[aria-current="page"] { color: #fff; }
.nav-actions { display: flex; align-items: center; gap: 9px; }
.nav-button { display: inline-flex; min-height: 40px; align-items: center; justify-content: center; padding: 0 15px; border: 1px solid var(--line-hi); border-radius: 9px; color: var(--dim); font-size: .84rem; font-weight: 750; }
.nav-button.primary { border-color: transparent; background: #fff; color: #08050d; }

.hero { position: relative; overflow: hidden; padding: 104px 0 82px; border-bottom: 1px solid var(--line); }
.hero::before { position: absolute; width: 700px; height: 700px; border-radius: 50%; background: radial-gradient(circle, rgba(168, 85, 247, .21), transparent 66%); content: ""; inset-inline-end: -230px; top: -360px; pointer-events: none; }
.hero::after { position: absolute; inset: 0; opacity: .35; background-image: linear-gradient(rgba(192, 132, 252, .06) 1px, transparent 1px), linear-gradient(90deg, rgba(192, 132, 252, .06) 1px, transparent 1px); background-size: 54px 54px; content: ""; mask-image: linear-gradient(to bottom, #000, transparent 82%); pointer-events: none; }
.hero-content { position: relative; z-index: 1; max-width: 850px; }
.breadcrumb { margin-bottom: 22px; color: var(--mute); font-size: .82rem; }
.breadcrumb a:hover { color: var(--accent); }
.eyebrow { display: inline-flex; margin-bottom: 18px; align-items: center; gap: 8px; color: #d8b4fe; font-size: .78rem; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; }
html[dir="rtl"] .eyebrow { letter-spacing: 0; text-transform: none; }
.eyebrow::before { width: 8px; height: 8px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 13px var(--accent); content: ""; }
h1 { max-width: 850px; margin: 0; font-size: clamp(2.25rem, 5.4vw, 4.6rem); line-height: 1.12; letter-spacing: -.045em; }
html[dir="rtl"] h1 { letter-spacing: -.02em; }
.hero-lead { max-width: 760px; margin: 24px 0 0; color: var(--dim); font-size: clamp(1rem, 1.7vw, 1.18rem); line-height: 1.9; }
.updated { display: inline-flex; margin-top: 26px; padding: 7px 11px; border: 1px solid var(--line); border-radius: 8px; color: var(--mute); font-size: .76rem; }

.page-grid { display: grid; grid-template-columns: 250px minmax(0, 1fr); gap: 64px; padding-block: 72px 104px; }
.toc { position: sticky; top: 100px; align-self: start; }
.toc strong { display: block; margin-bottom: 13px; color: #fff; font-size: .82rem; }
.toc a { display: block; padding: 7px 0; border-inline-start: 1px solid var(--line); padding-inline-start: 13px; color: var(--mute); font-size: .83rem; transition: .2s ease; }
.toc a:hover { border-color: var(--accent); color: #fff; }
.article { min-width: 0; }
.content-section { padding: 0 0 58px; scroll-margin-top: 100px; }
.content-section + .content-section { padding-top: 6px; border-top: 1px solid var(--line); }
.section-num { display: block; margin: 42px 0 7px; color: var(--accent); font-family: var(--font-en); font-size: .72rem; font-weight: 800; letter-spacing: .12em; }
.content-section:first-child .section-num { margin-top: 0; }
h2 { margin: 0 0 17px; font-size: clamp(1.45rem, 2.5vw, 2.05rem); line-height: 1.3; }
.content-section p { margin: 0 0 15px; color: var(--dim); font-size: .98rem; }
.content-section ul { display: grid; margin: 21px 0 0; padding: 0; gap: 10px; list-style: none; }
.content-section li { position: relative; padding: 13px 16px; padding-inline-start: 40px; border: 1px solid var(--line); border-radius: 11px; background: rgba(255, 255, 255, .018); color: #d2ccd7; }
.content-section li::before { position: absolute; inset-inline-start: 16px; top: 15px; color: var(--accent); content: "✓"; font-weight: 900; }
.cards { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 13px; margin-top: 22px; }
.info-card { padding: 20px; border: 1px solid var(--line); border-radius: 14px; background: linear-gradient(145deg, rgba(168, 85, 247, .055), rgba(255, 255, 255, .014)); }
.info-card strong { display: block; margin-bottom: 7px; color: #fff; font-size: .98rem; }
.info-card span { color: var(--dim); font-size: .88rem; }
.notice { margin-top: 8px; padding: 18px 20px; border: 1px solid rgba(192, 132, 252, .28); border-radius: 13px; background: rgba(168, 85, 247, .065); color: #d9d1df; }
.related { padding: 65px 0 85px; border-top: 1px solid var(--line); background: #05040a; }
.related h2 { margin-bottom: 24px; }
.related-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 13px; }
.related-card { padding: 19px; border: 1px solid var(--line); border-radius: 13px; background: var(--panel); transition: .2s ease; }
.related-card:hover { border-color: var(--line-hi); transform: translateY(-3px); }
.related-card b { display: block; margin-bottom: 4px; }
.related-card span { color: var(--mute); font-size: .82rem; }

.site-footer { padding: 48px 0 38px; border-top: 1px solid var(--line); }
.footer-grid { display: grid; grid-template-columns: 1.3fr 1fr 1fr; gap: 40px; }
.footer-copy { max-width: 390px; margin-top: 13px; color: var(--mute); font-size: .86rem; }
.social-links { display: flex; gap: 10px; margin-top: 18px; }
.social-link { display: grid; width: 40px; height: 40px; place-items: center; border: 1px solid var(--line-hi); border-radius: 11px; color: var(--mute); transition: .2s ease; }
.social-link:hover { border-color: #9f67ce; background: rgba(168, 85, 247, .1); color: #fff; transform: translateY(-2px); }
.social-link svg { width: 19px; height: 19px; }
.footer-col strong { display: block; margin-bottom: 12px; font-size: .78rem; }
.footer-col a { display: block; margin: 7px 0; color: var(--mute); font-size: .83rem; }
.footer-col a:hover { color: #fff; }
.copyright { margin-top: 35px; padding-top: 23px; border-top: 1px solid var(--line); color: #5f5965; font-size: .76rem; }

@media (max-width: 820px) {
  .nav-links { display: none; }
  .page-grid { grid-template-columns: 1fr; gap: 35px; }
  .toc { position: static; display: flex; overflow-x: auto; gap: 7px; padding-bottom: 5px; }
  .toc strong { display: none; }
  .toc a { min-width: max-content; padding: 7px 11px; border: 1px solid var(--line); border-radius: 8px; }
  .cards, .related-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 560px) {
  .wrap { width: min(100% - 28px, 1120px); }
  .nav-inner { min-height: 64px; }
  .brand { font-size: .95rem; }
  .nav-button.primary { display: none; }
  .hero { padding: 74px 0 62px; }
  .page-grid { padding-block: 48px 76px; }
  .footer-grid { grid-template-columns: 1fr; }
}

@media (prefers-reduced-motion: reduce) {
  * { scroll-behavior: auto !important; transition: none !important; }
}