/* ============================================================
   BASE — مشترك بين كل الصفحات
   Palette: navy canvas · cyan = interaction · gold = results only
   Type: Tajawal (display) · IBM Plex Sans Arabic (body) · Plex Mono (data)
   ============================================================ */

:root{
  --bg:#0A0E1A;
  --bg-soft:#0D1422;
  --surface:#111A2C;
  --surface-2:#16223A;
  --line:rgba(255,255,255,.07);
  --line-2:rgba(255,255,255,.13);
  --ink:#EEF2F8;
  --muted:#96A2B6;
  --dim:#7C89A3;
  --accent:#38BDF8;
  --accent-2:#0EA5E9;
  --accent-soft:rgba(56,189,248,.10);
  --gold:#F5B841;
  --gold-soft:rgba(245,184,65,.11);
  --r:16px;
  --r-sm:11px;
  --r-lg:24px;
  --maxw:1140px;
  --ease:cubic-bezier(.22,.61,.36,1);
  --ease-out:cubic-bezier(.16,1,.3,1);

  /* Plex Mono لاتيني بس — العربي جواه لازم يقع على Plex Sans Arabic مش خط النظام */
  --f-display:"Tajawal","IBM Plex Sans Arabic",system-ui,sans-serif;
  --f-body:"IBM Plex Sans Arabic",system-ui,sans-serif;
  --f-mono:"IBM Plex Mono","IBM Plex Sans Arabic",ui-monospace,monospace;

  --grad-gold:linear-gradient(135deg,#FFD884 0%,#F5B841 48%,#E59C1C 100%);
  --grad-accent:linear-gradient(120deg,#7DD3FC 0%,#38BDF8 50%,#0EA5E9 100%);
  --card:linear-gradient(180deg,rgba(255,255,255,.04),rgba(255,255,255,.012)),var(--surface);
  --shadow-card:0 28px 56px -32px rgba(0,0,0,.8);
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;scroll-padding-top:88px;-webkit-text-size-adjust:100%}

body{
  font-family:var(--f-body);
  background:var(--bg);
  color:var(--ink);
  line-height:1.75;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
body.no-scroll{overflow:hidden}

/* حبيبات خفيفة فوق الصفحة كلها (بتدّي عمق للخلفية الغامقة) */
body::after{
  content:"";position:fixed;inset:0;z-index:90;pointer-events:none;opacity:.05;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='180' height='180'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* إضاءة خفيفة ثابتة ورا المحتوى */
body::before{
  content:"";position:fixed;inset:0;z-index:-1;pointer-events:none;
  background:
    radial-gradient(55% 45% at 88% -8%,rgba(56,189,248,.09),transparent 62%),
    radial-gradient(42% 38% at 0% 38%,rgba(245,184,65,.045),transparent 62%);
}

.display{font-family:var(--f-display);line-height:1.2}
.mono{font-family:var(--f-mono);font-variant-numeric:tabular-nums}

a{color:inherit;text-decoration:none}
img{max-width:100%;height:auto;display:block}
::selection{background:var(--accent);color:#04121d}

a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible,summary:focus-visible{
  outline:2px solid var(--accent);
  outline-offset:3px;
  border-radius:6px;
}

::-webkit-scrollbar{width:9px}
::-webkit-scrollbar-track{background:var(--bg)}
::-webkit-scrollbar-thumb{background:#23324c;border-radius:20px;border:2px solid var(--bg)}
::-webkit-scrollbar-thumb:hover{background:#324563}

.screen-reader-text{
  position:absolute!important;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;
  clip:rect(0,0,0,0);white-space:nowrap;border:0;
}
.skip-link:focus{
  position:fixed!important;top:12px;inset-inline-start:12px;z-index:100;width:auto;height:auto;clip:auto;
  background:var(--gold);color:#241a02;padding:10px 18px;border-radius:999px;font-weight:600;
}

.wrap{max-width:var(--maxw);margin-inline:auto;padding-inline:22px}

/* ---------- section scaffolding ---------- */
section{position:relative}
.block{padding:96px 0}
@media(max-width:640px){.block{padding:64px 0}}

.band{background:var(--bg-soft);border-block:1px solid var(--line)}

.eyebrow{
  font-family:var(--f-body);
  font-size:.86rem;
  font-weight:500;
  color:var(--accent);
  display:inline-flex;align-items:center;gap:.6rem;
  margin-bottom:14px;
}
.eyebrow::before{
  content:"";width:26px;height:2px;border-radius:2px;flex:none;
  background:linear-gradient(90deg,var(--accent),rgba(56,189,248,.15));
}
[dir=rtl] .eyebrow::before{background:linear-gradient(270deg,var(--accent),rgba(56,189,248,.15))}

.head{
  font-family:var(--f-display);
  font-weight:800;
  font-size:clamp(1.75rem,4.1vw,2.75rem);
  line-height:1.25;
  text-wrap:balance;
}
.head-lead{color:var(--muted);max-width:56ch;margin-top:14px;font-size:1.03rem}
.center{text-align:center}
.center .eyebrow{justify-content:center}
.center .head-lead{margin-inline:auto}

/* ---------- header ---------- */
.site-header{
  position:fixed;inset:0 0 auto 0;z-index:60;
  transition:background .3s var(--ease),border-color .3s,box-shadow .3s;
  border-bottom:1px solid transparent;
}
.site-header.scrolled,
body:not(.has-hero) .site-header{
  background:rgba(10,14,26,.78);
  backdrop-filter:blur(16px) saturate(140%);-webkit-backdrop-filter:blur(16px) saturate(140%);
  border-bottom-color:var(--line);
  box-shadow:0 14px 34px -26px rgba(0,0,0,.9);
}
/* شريط تقدّم السكرول (main.js بيضيفه جوه الهيدر) */
.scroll-progress{
  position:absolute;inset-inline:0;bottom:-1px;height:2px;pointer-events:none;
  background:linear-gradient(90deg,var(--accent),var(--gold));
  transform:scaleX(0);transform-origin:0 50%;
}
[dir=rtl] .scroll-progress{transform-origin:100% 50%;background:linear-gradient(270deg,var(--accent),var(--gold))}

.admin-bar .site-header{top:32px}
@media(max-width:782px){.admin-bar .site-header{top:46px}}
@media(max-width:600px){.admin-bar .site-header{top:0;position:absolute}}

.nav{display:flex;align-items:center;justify-content:space-between;height:72px;gap:20px}
.brand{font-family:var(--f-display);font-weight:800;font-size:1.24rem;color:var(--ink);display:flex;align-items:center;gap:9px;white-space:nowrap}
.brand span{color:var(--accent)}
.brand svg{width:20px;height:20px;color:var(--accent)}
.nav-links{
  display:flex;gap:2px;padding:5px;border-radius:999px;
  background:rgba(255,255,255,.028);border:1px solid var(--line);
}
.nav-links a{
  color:var(--muted);font-size:.93rem;font-weight:500;padding:6px 15px;border-radius:999px;
  transition:color .25s,background .25s;white-space:nowrap;
}
.nav-links a:hover{color:var(--ink);background:rgba(255,255,255,.06)}
.nav-links a[aria-current="page"]{color:var(--ink);background:var(--accent-soft)}

.btn{
  position:relative;overflow:hidden;
  display:inline-flex;align-items:center;gap:9px;
  font-family:inherit;font-weight:600;font-size:.95rem;line-height:1.5;border-radius:999px;
  padding:11px 22px;transition:transform .25s var(--ease),translate .35s var(--ease-out),box-shadow .25s,background .25s,border-color .25s,color .25s;
  border:1px solid transparent;cursor:pointer;white-space:nowrap;
}
.btn svg{width:16px;height:16px;flex:none}
.btn-gold{
  background:var(--grad-gold);color:#241a02;
  box-shadow:0 10px 26px -12px rgba(245,184,65,.6),inset 0 1px 0 rgba(255,255,255,.45);
}
.btn-gold::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:linear-gradient(105deg,transparent 35%,rgba(255,255,255,.5) 50%,transparent 65%);
  transform:translateX(-120%);transition:transform .7s var(--ease);
}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 16px 32px -12px rgba(245,184,65,.7),inset 0 1px 0 rgba(255,255,255,.45)}
.btn-gold:hover::after{transform:translateX(120%)}
.btn-ghost{background:rgba(255,255,255,.03);color:var(--ink);border-color:var(--line-2)}
.btn-ghost:hover{border-color:var(--accent);color:var(--accent);background:var(--accent-soft);transform:translateY(-2px)}
.btn:active{transform:translateY(0)}
.btn-wide{width:100%;justify-content:center}

.burger{
  display:none;width:44px;height:44px;border-radius:12px;
  background:var(--surface);border:1px solid var(--line-2);color:var(--ink);
  align-items:center;justify-content:center;cursor:pointer;flex:none;
}
.burger svg{width:22px;height:22px}

/* mobile overlay */
.mobile{
  position:fixed;inset:0;z-index:55;background:rgba(8,11,20,.97);
  backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:22px;
  opacity:0;visibility:hidden;transition:opacity .3s var(--ease),visibility .3s;
}
.mobile.open{opacity:1;visibility:visible}
.mobile a:not(.btn){font-family:var(--f-display);font-weight:700;font-size:1.35rem;color:var(--muted);padding:4px 14px;transition:color .2s}
.mobile a:not(.btn):hover{color:var(--accent)}
.mobile .btn{margin-top:8px}

@media(max-width:1120px){
  .nav-links a{padding:6px 11px;font-size:.9rem}
}
@media(max-width:980px){
  .nav-links,.nav .btn{display:none}
  .burger{display:flex}
}

/* ---------- كروت بإضاءة بتتبع الماوس (main.js بيحدّث --mx / --my) ---------- */
.glow{position:relative;isolation:isolate}
.glow::before{
  content:"";position:absolute;inset:0;z-index:-1;border-radius:inherit;pointer-events:none;
  background:radial-gradient(380px circle at var(--mx,50%) var(--my,0%),rgba(56,189,248,.13),transparent 62%);
  opacity:0;transition:opacity .35s var(--ease);
}
.glow:hover::before{opacity:1}

/* ---------- ضوء بيتبع الماوس على مستوى الصفحة (ديسكتوب بس) ---------- */
.cursor-glow{
  position:fixed;top:0;left:0;z-index:1;width:560px;height:560px;margin:-280px 0 0 -280px;border-radius:50%;pointer-events:none;
  background:radial-gradient(closest-side,rgba(56,189,248,.075),transparent 70%);
  opacity:0;transition:opacity .6s;will-change:transform;
}
.cursor-glow.on{opacity:1}

/* ---------- كروت بتميل مع الماوس (main.js بيحدّث --rx / --ry) ---------- */
.tilt{
  transform:perspective(900px) rotateX(var(--rx,0deg)) rotateY(var(--ry,0deg)) translateY(var(--lift,0px));
  transition:transform .5s var(--ease-out),border-color .35s,box-shadow .35s;
}
.tilt:hover{--lift:-6px}
.tilt.tilting{transition:transform .12s linear,border-color .35s,box-shadow .35s}

/* ---------- شعاع بيلفّ على حدود الكارت ---------- */
@property --beam{syntax:"<angle>";inherits:false;initial-value:0deg}
.beam::after{
  content:"";position:absolute;inset:0;border-radius:inherit;padding:1.5px;pointer-events:none;
  background:conic-gradient(from var(--beam),transparent 0 74%,rgba(56,189,248,.95) 88%,#fff 93%,rgba(245,184,65,.95) 97%,transparent 100%);
  -webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);-webkit-mask-composite:xor;
  mask:linear-gradient(#000 0 0) content-box exclude,linear-gradient(#000 0 0);
  animation:beam 7s linear infinite;
}
@keyframes beam{to{--beam:360deg}}

/* ---------- page top spacing (pages without hero) ---------- */
.page-top{padding-top:130px}
@media(max-width:640px){.page-top{padding-top:110px}}

/* ---------- footer ---------- */
.site-footer{position:relative;border-top:1px solid var(--line);margin-top:70px}
.site-footer::before{
  content:"";position:absolute;top:-1px;inset-inline:0;height:1px;
  background:linear-gradient(90deg,transparent,rgba(56,189,248,.45),transparent);
}
.foot{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:18px;padding:28px 0}
.foot p{color:var(--dim);font-size:.85rem}
.foot p a{color:var(--muted);transition:color .2s}
.foot p a:hover{color:var(--accent)}
.socials{display:flex;gap:10px}
.social{
  width:42px;height:42px;border-radius:12px;display:flex;align-items:center;justify-content:center;
  background:var(--surface);border:1px solid var(--line);color:var(--muted);
  transition:color .25s,border-color .25s,background .25s,transform .25s var(--ease)}
.social svg{width:18px;height:18px}
.social:hover{color:var(--ink);border-color:var(--accent);background:var(--surface-2);transform:translateY(-3px)}

/* ---------- reveal ---------- */
.js .reveal{opacity:0;transform:translateY(30px) scale(.985);transition:opacity .8s var(--ease),transform .8s var(--ease-out)}
.js .reveal.in{opacity:1;transform:none}

/* عناوين بتظهر كلمة كلمة من ورا mask (main.js بيقسّم الكلمات — النص نفسه ما بيتغيّرش) */
.split .w{display:inline-block;overflow:hidden;vertical-align:bottom;padding:.24em .03em .32em;margin:-.24em -.03em -.32em}
.split .wi{display:inline-block;will-change:transform}
.js .split .wi{transform:translateY(118%);transition:transform .9s var(--ease-out);transition-delay:calc(var(--wi,0) * 55ms)}
.js .split.in .wi{transform:none}

/* أيقونات بتترسم (stroke) لما توصلها — الأطوال بيحسبها main.js */
.draw svg [data-len]{transition:stroke-dashoffset 1.3s var(--ease) .15s}

@media(prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none!important;transition:none!important;scroll-behavior:auto!important}
  .js .reveal{opacity:1;transform:none}
}

/* ---------- غلاف الكتاب + سيكشن الكتاب (الرئيسية / الاستشارات / صفحة الكتاب) ---------- */
.bk-cover-wrap{display:grid;place-items:center;perspective:1400px;position:relative}
.bk-cover-wrap::before{content:"";position:absolute;inset:8% 6%;border-radius:50%;background:radial-gradient(closest-side,rgba(56,189,248,.28),transparent);filter:blur(30px)}
.bk-cover{position:relative;width:min(340px,82vw);aspect-ratio:148/210;padding:15% 10% 9% 9%;display:flex;flex-direction:column;border-radius:4px 14px 14px 4px;background:linear-gradient(90deg,#E9E3D7 0,#F7F4EF 5%,#F7F4EF 100%);color:#12263F;box-shadow:-2px 0 0 #D9D2C4 inset,22px 34px 70px -24px rgba(0,0,0,.9),0 0 0 1px rgba(255,255,255,.08);transform:rotateY(14deg) rotateX(4deg);transform-style:preserve-3d;animation:bkFloat 7s ease-in-out infinite}
.bk-cover::after{content:"";position:absolute;inset:0 0 0 auto;width:14px;border-radius:0 14px 14px 0;background:linear-gradient(270deg,rgba(18,38,63,.16),transparent)}
.bk-cover__mark{width:22%;height:4px;background:#0F7B8A;margin-bottom:9%}
.bk-cover__title{font-family:var(--f-body);font-size:clamp(1.5rem,6.4vw,2.05rem);font-weight:700;line-height:1.4}
.bk-cover__sub{margin-top:7%;font-size:.8rem;line-height:1.75;color:#5C6672}
.bk-cover__rule{height:1px;background:#D8D3CB;margin:8% 0 5%}
.bk-cover__line{font-size:.78rem;font-weight:600;color:#0F7B8A}
.bk-cover__author{margin-top:auto;font-size:.95rem;font-weight:600}
@keyframes bkFloat{50%{translate:0 -12px}}
a.bk-cover{color:#12263F}
.bk-cover > span{display:block}
.bk-cover__title{font-family:var(--f-body)}
/* صورة الغلاف الـ 3D (لو موجودة) */
.bk-shot{position:relative;display:block;width:min(360px,84vw);animation:bkFloat 7s ease-in-out infinite}
.bk-shot img{display:block;width:100%;height:auto;filter:drop-shadow(0 34px 44px rgba(0,0,0,.6))}

.bkp{overflow-x:clip}
.bkp__card{
  position:relative;display:grid;grid-template-columns:minmax(0,.82fr) minmax(0,1.18fr);gap:30px 56px;align-items:center;
  padding:56px 56px 56px 48px;border-radius:32px;overflow:hidden;isolation:isolate;
  background:
    radial-gradient(60% 90% at 100% 0%,rgba(245,184,65,.13),transparent 60%),
    radial-gradient(70% 100% at 0% 100%,rgba(56,189,248,.13),transparent 62%),
    linear-gradient(180deg,rgba(255,255,255,.045),rgba(255,255,255,.012)),var(--surface);
  border:1px solid var(--line-2);
  box-shadow:0 50px 90px -60px rgba(0,0,0,.95),inset 0 1px 0 rgba(255,255,255,.06);
}
.bkp__card::before{
  content:"";position:absolute;inset:0;z-index:-1;border-radius:inherit;padding:1px;pointer-events:none;
  background:linear-gradient(135deg,rgba(245,184,65,.75),transparent 28%,transparent 72%,rgba(56,189,248,.7));
  -webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);-webkit-mask-composite:xor;
  mask:linear-gradient(#000 0 0) content-box exclude,linear-gradient(#000 0 0);
}
/* كلمة «كتابي» كبيرة ومفرّغة ورا المحتوى */
.bkp__ghost{
  position:absolute;z-index:-1;inset-inline-end:-10px;top:-46px;font-size:clamp(7rem,19vw,15rem);font-weight:900;line-height:1;white-space:nowrap;
  color:transparent;-webkit-text-stroke:1.5px rgba(245,184,65,.13);pointer-events:none;user-select:none;
}
.bkp__stage{position:relative;display:grid;place-items:center;perspective:1400px;min-height:420px}
.bkp__stage::before{content:"";position:absolute;width:78%;aspect-ratio:1;border-radius:50%;background:radial-gradient(closest-side,rgba(56,189,248,.3),transparent);filter:blur(26px)}
.bkp__ring{position:absolute;width:min(92%,380px);aspect-ratio:1;border-radius:50%;border:1px dashed rgba(56,189,248,.28);animation:bkpSpin 40s linear infinite}
.bkp__ring--2{width:min(70%,290px);border:1px solid rgba(245,184,65,.2);animation-duration:26s;animation-direction:reverse}
.bkp__ring::after{content:"";position:absolute;top:-4px;left:50%;width:8px;height:8px;border-radius:50%;background:var(--accent);box-shadow:0 0 14px var(--accent)}
.bkp__ring--2::after{background:var(--gold);box-shadow:0 0 14px var(--gold)}
@keyframes bkpSpin{to{transform:rotate(360deg)}}
.bkp__stage .bk-cover{width:min(290px,70vw)}
.bkp__stage .bk-shot{width:min(340px,78vw)}

.bkp__tag{display:flex;flex-wrap:wrap;align-items:center;gap:12px;margin-bottom:18px}
.bkp__tag .display{
  position:relative;padding:4px 22px 6px;border-radius:14px;font-size:clamp(1.5rem,3.4vw,2rem);font-weight:900;line-height:1.5;
  background:var(--grad-gold);color:#241a02;box-shadow:0 16px 34px -14px rgba(245,184,65,.75),inset 0 1px 0 rgba(255,255,255,.5);
  transform:rotate(-2deg);
}
.bkp__tag em{font-style:normal;font-size:.9rem;font-weight:600;color:var(--gold);padding:5px 14px;border-radius:99px;border:1px solid rgba(245,184,65,.4);background:var(--gold-soft)}
.bkp__title{font-size:clamp(2rem,5vw,3.3rem);line-height:1.3}
.bkp__sub{margin-top:12px;font-size:1.12rem;line-height:1.9;color:var(--muted);max-width:46ch}
.bkp__stats{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;list-style:none;margin:28px 0}
.bkp__stats li{padding:14px 16px;border-radius:var(--r);background:rgba(255,255,255,.035);border:1px solid var(--line)}
.bkp__stats b{display:block;font-size:1.9rem;line-height:1.25;background:var(--grad-accent);-webkit-background-clip:text;background-clip:text;color:transparent}
.bkp__stats span{font-size:.85rem;color:var(--muted)}
.bkp__cta{display:flex;flex-wrap:wrap;align-items:center;gap:14px 20px}
.bkp__cta .btn{padding:14px 30px;font-size:1.05rem}
.bkp__line{font-size:.92rem;font-weight:600;color:var(--gold)}
@media(max-width:860px){
  .bkp__card{grid-template-columns:1fr;padding:34px 22px 30px;border-radius:24px}
  .bkp__stage{min-height:340px}
  .bkp__stage .bk-cover{width:min(220px,58vw)}
  .bkp__stage .bk-shot{width:min(270px,70vw)}
  .bkp__ghost{top:-22px}
  .bkp__stats{gap:8px}
  .bkp__stats li{padding:10px 10px}
  .bkp__stats b{font-size:1.5rem}
  .bkp__cta .btn{width:100%;justify-content:center}
}
@media(prefers-reduced-motion:reduce){.bk-cover,.bk-shot,.bkp__ring{animation:none}}
@media(max-width:980px){.bk-cover .bk-cover__title{font-size:1.5rem}}