/* مركز المعرفة (/knowledge). الخط: Almarai نفسه المحمّل بـbase.html (لا خط إضافي). الفاتح = القيم المعتمدة بالمخطط؛ الداكن = رموز الموقع الأخضر والذهبي نفسها. */
.kh{
  --k-ink:var(--text); --k-body:var(--text); --k-meta:var(--muted); --k-surface:var(--ink-3);
  --k-border:var(--line-strong); --k-rule:var(--line); --k-link:var(--gold-soft); --k-link-hover:var(--gold);
  --k-green:#0E3B2E; --k-gold:#D9B46A; --k-chip:rgba(217,180,106,.22); --k-sand:#F7F0DE;
  --k-warn-border:#d87465; --k-warn-fill:rgba(216,116,101,.12); --k-warn-head:#f0a89c;
  --k-focus:#D9B46A; --k-ground:var(--surface);
  font-family:'Almarai',sans-serif; color:var(--k-body);
  font-size:17px; line-height:1.9; max-width:1180px; margin:0 auto; padding:32px 24px 72px;
}
[data-theme="light"] .kh{
  --k-ink:#2E2415; --k-body:#4A3C28; --k-meta:#6B5A40; --k-surface:#FFFDF7; --k-border:#E3D6B5; --k-rule:#D7C79F;
  --k-link:#1B4B66; --k-link-hover:#0F3348; --k-chip:#F0D9A6; --k-focus:#1B4B66;
  --k-warn-border:#8E2B1E; --k-warn-fill:#FBEFE6; --k-warn-head:#7A2416;
}
.kh *{font-family:inherit}
.kh a{color:var(--k-link);text-underline-offset:4px}
.kh a:hover{color:var(--k-link-hover)}
.kh :focus-visible{outline:3px solid var(--k-focus);outline-offset:2px}
.kh h1,.kh h2,.kh h3{color:var(--k-ink);line-height:1.4;font-weight:700}
.kh-vh{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.kh-glyph{flex:none}
.kh-meta{color:var(--k-meta);font-size:15px;margin:0;display:flex;flex-wrap:wrap;gap:6px 18px;align-items:center}
.kh-gap{display:inline-block;width:14px}
.kh-empty{text-align:center;color:var(--k-meta);padding:40px 0}

/* ---------- hub ---------- */
.kh-hero{position:relative;padding:36px 0 28px;overflow:hidden}
.kh-hero h1{font-size:clamp(28px,3.2vw,40px);line-height:1.4;font-weight:700;margin:0 0 12px;position:relative}
.kh-hero-sub{font-size:17px;line-height:1.8;max-width:60ch;margin:0 0 22px;position:relative;color:var(--k-body)}
.kh-search{display:flex;gap:0;max-width:720px;background:var(--k-surface);border:2px solid var(--k-ink);border-radius:14px;overflow:hidden;position:relative}
.kh-search input{flex:1;min-width:0;border:0;background:transparent;font-size:17px;padding:14px 18px;color:var(--k-ink);min-height:56px}
.kh-search input:focus-visible{outline-offset:-3px}
.kh-search button{border:0;background:var(--k-ink);color:var(--k-sand);font-size:16px;font-weight:700;padding:0 28px;min-height:56px;cursor:pointer}
[data-theme="light"] .kh-search button{color:#F7F0DE}
:root:not([data-theme="light"]) .kh-search button{background:var(--gold);color:#071D16}
.kh-asked{display:flex;flex-wrap:wrap;gap:6px 16px;margin:16px 0 0;font-size:16px;position:relative}
.kh-asked span{color:var(--k-meta)}
.kh-section{margin-top:44px}
.kh-h2{font-size:24px;font-weight:700;margin:0 0 16px}
.kh-label{font-size:15px;font-weight:400;color:var(--k-meta);margin:0 0 12px}
.kh-chips{display:flex;flex-wrap:wrap;gap:10px}
.kh-chip{display:inline-flex;align-items:center;gap:8px;min-height:44px;padding:8px 14px;border:1.5px solid var(--k-ink);border-radius:999px;color:var(--k-ink)!important;text-decoration:none;font-size:15px;font-weight:400}
.kh-chip:hover,.kh-chip.is-active{background:var(--k-ink);color:var(--k-sand)!important}
:root:not([data-theme="light"]) .kh-chip:hover,:root:not([data-theme="light"]) .kh-chip.is-active{background:var(--gold);color:#071D16!important}
.kh-chip.is-seasonal{background:var(--k-chip)}
.kh-chip-n{font-size:13px;opacity:.7}
.kh-headrow{display:flex;justify-content:space-between;align-items:baseline;border-top:2px solid var(--k-ink);padding-top:14px;margin-bottom:20px}
.kh-headrow .kh-h2{margin:0}
.kh-headrow a{font-size:16px}
.kh-guides{display:flex;flex-wrap:wrap;gap:36px;align-items:flex-start}
.kh-lead{position:relative;flex:2 1 460px;background:var(--k-surface);border:1px solid var(--k-border);border-radius:22px;padding:36px}
.kh-lead h3{font-size:34px;margin:8px 0 12px}
.kh-lead h3 a{color:var(--k-ink)}
.kh-lead p{margin:0 0 14px}
.kh-lead-seal{position:absolute;top:14px;inset-inline-start:14px}
.kh-plain{flex:1 1 300px;list-style:none;margin:0;padding:0}
.kh-plain li{padding:16px 0;border-bottom:1px solid var(--k-rule)}
.kh-plain li:first-child{padding-top:0}
.kh-plain a{font-size:21px;font-weight:700;line-height:1.6;display:block;margin-top:4px}
.kh-qa{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(auto-fit,minmax(min(440px,100%),1fr));column-gap:44px}
.kh-qa li{border-bottom:1px solid var(--k-rule)}
.kh-qa a{display:block;padding:16px 0;text-decoration:none;color:inherit}
.kh-qa strong{display:block;font-size:19px;color:var(--k-ink)}
.kh-qa a:hover strong{text-decoration:underline;text-underline-offset:4px}
.kh-qa span{font-size:16px;color:var(--k-body)}
.kh-band{background:var(--k-green);color:var(--k-sand);margin:56px -24px 0;padding:44px 24px;border-radius:22px}
.kh-band-in{max-width:1132px;margin:0 auto}
.kh-band .kh-h2,.kh-band h2{color:var(--k-sand)}
.kh-headrow-gold{border-top:2px solid var(--k-gold)}
.kh-band a{color:var(--k-gold)}
.kh-quotes{display:flex;flex-wrap:wrap;gap:36px}
.kh-quote{margin:0}
.kh-quote blockquote{margin:0;font-size:19px;line-height:1.9}
.kh-quote figcaption{margin-top:12px;font-size:15px;opacity:.9;display:flex;flex-wrap:wrap;gap:4px 16px}
.kh-quote-big{flex:2 1 420px}
.kh-quote-big blockquote{font-size:28px;font-weight:400;line-height:1.7}
.kh-qmark{display:block;font-size:64px;line-height:.8;color:var(--k-gold);opacity:.5}
.kh-quotes-side{flex:1 1 280px}
.kh-quotes-side .kh-quote+.kh-quote{border-top:1px solid rgba(217,180,106,.35);margin-top:22px;padding-top:22px}
.kh-share{display:flex;flex-wrap:wrap;gap:14px 28px;align-items:center;margin-top:36px;padding-top:24px;border-top:1px solid rgba(217,180,106,.35)}
.kh-share p{margin:0;flex:1 1 320px}
.kh-btn-gold{background:var(--k-gold);color:#2E2415!important;font-weight:700;padding:12px 26px;border-radius:12px;text-decoration:none;min-height:44px;display:inline-flex;align-items:center}
.kh-btn-ink{background:var(--k-ink);color:var(--k-sand)!important;font-weight:700;padding:12px 26px;border-radius:12px;text-decoration:none;min-height:44px;display:inline-flex;align-items:center}
:root:not([data-theme="light"]) .kh-btn-ink{background:var(--gold);color:#071D16!important}
.kh-closing{text-align:center;color:var(--k-meta);font-size:15px;margin-top:48px}

/* ---------- review seal ---------- */
.k-seal{position:relative;display:inline-flex;flex-direction:column;align-items:center;justify-content:center;gap:1px;width:var(--seal);height:var(--seal);border:2.5px solid var(--k-green);border-radius:50%;background:var(--k-surface);color:var(--k-green);transform:rotate(-7deg);text-align:center;line-height:1.2;flex:none}
.k-seal::before{content:"";position:absolute;inset:7px;border:1px dashed var(--k-green);border-radius:50%}
.k-seal-check{width:calc(var(--seal)*.17);height:calc(var(--seal)*.17)}
.k-seal-text{font-size:calc(var(--seal)*.1);font-weight:700}
.k-seal-name,.k-seal-date{font-size:calc(var(--seal)*.085)}
:root:not([data-theme="light"]) .k-seal{color:#0E3B2E;--k-green:#2e7d5b;border-color:#79b76e}
:root:not([data-theme="light"]) .k-seal{background:#F3EAD8;color:#0E3B2E}

/* ---------- item ---------- */
.kh-crumbs{font-size:14px;color:var(--k-meta);margin-bottom:10px}
.kh-titlerow{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:flex-start;gap:20px}
.kh-item h1{font-size:clamp(26px,3vw,36px);max-width:24ch;margin:0 0 14px}
.kh-seal-wrap .k-seal{margin:6px}
.kh-seal-inline{display:none}
.kh-meta-row{margin-bottom:26px}
.kh-meta-row .kh-glyph{vertical-align:-3px}
.kh-cols{display:flex;flex-wrap:wrap;gap:44px;align-items:flex-start}
.kh-article{flex:1 1 560px;max-width:720px;line-height:1.95}
.kh-rail{flex:1 1 300px;min-width:300px;position:sticky;top:24px;align-self:flex-start}
.kh-exp-label{display:inline-block;background:var(--k-chip);color:#2E2415;padding:4px 14px;border-radius:999px;font-size:15px;font-weight:700;margin:0 0 8px}
.kh-answer{position:relative;background:var(--k-green);color:var(--k-sand);border-radius:22px;padding:28px 30px;margin:0 0 28px;overflow:hidden}
.kh-answer-label{display:block;color:var(--k-gold);font-size:14px;font-weight:700;margin-bottom:6px}
.kh-answer p{margin:0;font-size:18px;line-height:1.85;position:relative}
.kh-answer .k-glyph{position:absolute;inset-inline-end:-18px;bottom:-24px;opacity:.1;color:var(--k-sand)}
.kh-answer sup a{color:var(--k-gold)}
.kh-body h2{font-size:28px;margin:36px 0 10px}
.kh-body h3{font-size:22px;margin:26px 0 8px}
.kh-body p,.kh-body li{font-size:17px}
.kh-body table{border-collapse:collapse;width:100%;margin:16px 0}
.kh-body th,.kh-body td{border:1px solid var(--k-rule);padding:8px 10px;text-align:start}
.k-cite a{text-decoration:none;font-weight:700;padding:0 2px}
.kh-body .k-signs{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));margin:20px 0;border-top:1px solid var(--k-rule);border-bottom:1px solid var(--k-rule)}
.kh-body .k-signs>div{padding:14px 16px;border-inline-start:1px solid var(--k-rule)}
.kh-body .k-signs>div:first-child{border-inline-start:0}
.kh-body .k-signs strong{display:block;color:var(--k-ink)}
.kh-body .k-signs p,.kh-body .k-signs span{font-size:16px;margin:4px 0 0}
.kh-body .k-warning{border:2px solid var(--k-warn-border);background:var(--k-warn-fill);border-radius:14px;padding:18px 22px;margin:24px 0}
.kh-body .k-warning h3,.kh-body .k-warning strong:first-child{color:var(--k-warn-head);display:flex;align-items:center;gap:10px;margin:0 0 8px}
.kh-body .k-warning h3::before{content:"";width:22px;height:20px;background:currentColor;clip-path:polygon(50% 0,100% 100%,0 100%);flex:none}
.kh-solution{background:var(--k-surface);border:1px solid var(--k-border);border-radius:22px;padding:22px 26px;margin:32px 0}
.kh-solution-label{font-size:14px;color:var(--k-meta)}
.kh-solution p{font-size:18px;font-weight:700;margin:6px 0 10px;color:var(--k-ink)}
.kh-faq{margin-top:36px}
.kh-faq h2{font-size:28px}
.kh-faq details{border-bottom:1px solid var(--k-rule);padding:4px 0}
.kh-faq summary{cursor:pointer;font-weight:700;list-style:none;display:flex;justify-content:space-between;align-items:center;gap:16px;padding:12px 0;min-height:44px}
.kh-faq summary::-webkit-details-marker{display:none}
.kh-faq summary::after{content:"+";font-size:28px;line-height:1;transition:transform .2s}
.kh-faq details[open] summary::after{transform:rotate(45deg)}
@media (prefers-reduced-motion:reduce){.kh-faq summary::after{transition:none}}
.kh-refs{background:var(--k-surface);border:1px solid var(--k-border);border-radius:22px;padding:22px}
.kh-refs h2,.kh-also h2{font-size:22px;margin:0 0 6px}
.kh-refs ol{list-style:none;margin:14px 0 0;padding:0}
.kh-refs li{display:flex;gap:12px;padding:12px 0;border-top:1px solid var(--k-rule);font-size:15px;line-height:1.7}
.kh-refs li>div{display:flex;flex-direction:column;gap:2px;min-width:0}
.kh-refs li a{overflow-wrap:anywhere}
.kh-ref-n{flex:none;width:28px;height:28px;border-radius:50%;background:var(--k-ink);color:var(--k-sand);display:inline-flex;align-items:center;justify-content:center;font-size:14px;font-weight:700}
:root:not([data-theme="light"]) .kh-ref-n{background:var(--gold);color:#071D16}
.kh-pill{align-self:flex-start;font-size:12px;font-weight:700;padding:0 10px;border-radius:999px;background:#E6EEF2;color:#1B4B66}
.kh-pill-official{background:#EAF0E6;color:#2F5A2A}
.kh-pill-book{background:#F3E7CF;color:#6E4E14}
.kh-pill-organization,.kh-pill-experience{background:#EFE9DC;color:#4A3C28}
.kh-also{margin-top:26px}
.kh-also ul{list-style:none;margin:0;padding:0}
.kh-also li{padding:12px 0;border-bottom:1px solid var(--k-rule)}
.kh-cta{margin-top:48px;padding:24px;border-radius:22px;background:var(--k-surface);border:1px solid var(--k-border);text-align:center}
.kh-bar{display:none}

@media (max-width:767px){
  .kh{padding:20px 16px 110px}
  .kh-hero h1{font-size:26px}
  .kh-hero-sub{font-size:16px}
  .kh-item h1{font-size:24px}
  .kh-seal-lg{display:none}
  .kh-seal-inline{display:flex;align-items:center;gap:12px;font-size:14px;color:var(--k-meta);line-height:1.6}
  .kh-seal-inline .k-seal{margin:0}
  .kh-answer{border-radius:18px;padding:22px 20px}
  .kh-cols{flex-direction:column;gap:28px}
  .kh-rail{position:static;min-width:0;width:100%;order:2}
  .kh-band{margin-inline:-16px;padding-inline:16px}
  .kh-quote-big blockquote{font-size:23px}
  .kh-lead{padding:24px}
  .kh-lead h3{font-size:26px}
  .kh-bar{display:flex;gap:10px;position:fixed;inset-inline:0;bottom:0;z-index:40;background:var(--k-ground);border-top:1px solid var(--k-rule);padding:10px 16px calc(10px + env(safe-area-inset-bottom))}
  .kh-bar a{flex:1;min-height:48px;display:flex;align-items:center;justify-content:center;border-radius:12px;font-weight:700;text-decoration:none;font-size:16px}
  .kh-bar-outline{border:2px solid var(--k-ink);color:var(--k-ink)!important}
  .kh-bar-fill{background:var(--k-ink);color:var(--k-sand)!important}
  :root:not([data-theme="light"]) .kh-bar-fill{background:var(--gold);color:#071D16!important}
}

/* ---------- شريط المحرر (super_admin فقط) ---------- */
.kh-adminbar{display:flex;flex-wrap:wrap;gap:8px 18px;align-items:center;font-size:15px;padding:8px 14px;margin:0 0 16px;border:1px dashed var(--k-border);border-radius:12px;background:var(--k-surface)}
.kh-draft{background:var(--k-chip);color:#2E2415;padding:2px 12px;border-radius:999px}
.kh-preview{padding:0;max-width:none}
.kh-preview h1{max-width:none}