/* ============ TOKENS ============ */
:root{
  --ink-900:#10141c;
  --ink-800:#181f2e;
  --ink-700:#232b40;
  --ink-600:#323c56;
  --paper:#efeae0;
  --paper-dim:#c7c2b6;
  --gold:#d9a648;
  --gold-soft:#e9c887;
  --danger:#b23a34;
  --muted:#8891a6;

  --font-display:"Aref Ruqaa", serif;
  --font-body:"Tajawal", sans-serif;
  --font-mono:"IBM Plex Mono", monospace;

  --wrap:1180px;
  --radius:14px;
}

*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--ink-900);
  color:var(--paper);
  font-family:var(--font-body);
  font-weight:400;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}

a{color:inherit;text-decoration:none;}
h1,h2,h3{font-family:var(--font-display);font-weight:700;margin:0 0 .5em;color:var(--paper);}
p{margin:0 0 1em;color:var(--paper-dim);}

.wrap{max-width:var(--wrap);margin:0 auto;padding:0 24px;}

.grain{
  position:fixed;inset:0;pointer-events:none;z-index:1;
  opacity:.05;mix-blend-mode:overlay;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* ============ CURSOR ============ */
.cursor-ring, .cursor-dot{
  position:fixed;pointer-events:none;z-index:99999;
  top:0;left:0;border-radius:50%;
}
.cursor-ring{
  width:40px;height:40px;
  border:2.5px solid #d9a648;
  background:rgba(217,166,72,.06);
  transition:width .25s,height .25s,border-color .3s,box-shadow .3s,background .3s;
  box-shadow:
    0 0 0 2px rgba(0,0,0,.2),
    0 0 8px rgba(217,166,72,.5),
    0 0 18px rgba(255,255,255,.08),
     inset 0 0 8px rgba(217,166,72,.08);
  animation:cursorPulse 3s ease-in-out infinite;
}
.cursor-ring.hover{
  width:56px;height:56px;
  border-color:#e9c887;
  background:rgba(217,166,72,.1);
  box-shadow:
    0 0 12px rgba(217,166,72,.6),
    0 0 30px rgba(255,255,255,.12),
    inset 0 0 12px rgba(217,166,72,.1);
}
.cursor-ring.click{
  border-color:#efeae0;
  box-shadow:
    0 0 10px rgba(239,234,224,.3),
    0 0 24px rgba(255,255,255,.15);
}
.cursor-dot{
  width:10px;height:10px;
  background:#d9a648;
  box-shadow:0 0 10px rgba(217,166,72,.7);
  transition:width .25s,height .25s,background .3s;
}
.cursor-dot.hover{
  width:14px;height:14px;
  background:#e9c887;
}

@keyframes cursorPulse{
  0%,100%{
    box-shadow:
      0 0 0 2px rgba(0,0,0,.2),
      0 0 8px rgba(217,166,72,.5),
      0 0 18px rgba(255,255,255,.08),
      inset 0 0 8px rgba(217,166,72,.08);
  }
  50%{
    box-shadow:
      0 0 0 2px rgba(0,0,0,.2),
      0 0 14px rgba(217,166,72,.7),
      0 0 28px rgba(255,255,255,.12),
      inset 0 0 12px rgba(217,166,72,.12);
  }
}

@media (hover:none) and (pointer:coarse){
  .cursor-ring,.cursor-dot{display:none !important;}
}
/* ============ HEADER ============ */
.site-header{
  position:sticky;top:0;z-index:50;
  background:rgba(16,20,28,.85);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--ink-700);
}
.header-inner{
  display:flex;align-items:center;justify-content:space-between;
  height:76px;
}
.brand{display:flex;align-items:center;gap:10px;font-family:var(--font-display);font-size:1.15rem;}
.brand-mark{
  font-family:var(--font-mono);font-size:.75rem;color:var(--gold);
  border:1px solid var(--gold);border-radius:999px;padding:2px 8px;
}
.brand-mark.small{display:inline-block;margin-bottom:8px;}
.main-nav{display:flex;align-items:center;gap:28px;font-size:.95rem;}
.main-nav a{color:var(--paper-dim);transition:color .2s;}
.main-nav a:hover{color:var(--gold);}
.nav-cta{
  background:var(--gold);color:var(--ink-900)!important;
  padding:9px 20px;border-radius:999px;font-weight:700;
}
.nav-cta:hover{background:var(--gold-soft)!important;}
.nav-toggle{display:none;flex-direction:column;gap:5px;background:none;border:none;cursor:pointer;padding:8px;}
.nav-toggle span{width:22px;height:2px;background:var(--paper);display:block;}

/* ============ HERO ============ */
.hero{position:relative;padding:120px 0 90px;overflow:hidden;}
.hero-mesh{position:absolute;inset:0;width:100%;height:100%;z-index:0;}
.mesh-lines path{stroke-dasharray:1200;stroke-dashoffset:1200;animation:drawMesh 3s ease forwards;}
.mesh-lines path:nth-child(2){animation-delay:.6s;}
.mesh-lines path:nth-child(3){animation-delay:1.2s;}
.mesh-lines path:nth-child(4){animation-delay:1.8s;}
@keyframes drawMesh{to{stroke-dashoffset:0;}}
.mesh-nodes circle{animation:pulse 4s ease-in-out infinite;}
.mesh-nodes circle:nth-child(2n){animation-delay:1.2s;}
.mesh-nodes circle:nth-child(3n){animation-delay:2.1s;}
@keyframes pulse{0%,100%{opacity:.4;}50%{opacity:1;}}

.hero-inner{position:relative;z-index:2;max-width:820px;}
.eyebrow{
  font-family:var(--font-mono);font-size:.8rem;letter-spacing:.04em;
  color:var(--gold);text-transform:uppercase;margin-bottom:14px;
}
.eyebrow.center{text-align:center;}
.hero-title{font-size:clamp(2.1rem,4.5vw,3.4rem);line-height:1.35;animation:fadeUp 1s ease .3s both;}
.hero-sub{font-size:1.1rem;max-width:640px;animation:fadeUp 1s ease .5s both;}
.hero-actions{animation:fadeUp 1s ease .7s both;}
.hero-meta{animation:fadeUp 1s ease .9s both;}

@keyframes fadeUp{from{opacity:0;transform:translateY(30px);}to{opacity:1;transform:none;}}

.glitch{position:relative;color:var(--gold);display:inline-block;}
.glitch::before,.glitch::after{
  content:attr(data-text);position:absolute;top:0;right:0;width:100%;
  overflow:hidden;color:var(--danger);opacity:.65;
}
.glitch::before{clip-path:inset(0 0 55% 0);transform:translate(3px,-2px);animation:glitchTop 3.2s infinite linear;}
.glitch::after{clip-path:inset(55% 0 0 0);transform:translate(-3px,2px);animation:glitchBot 3.6s infinite linear;}
@keyframes glitchTop{0%,92%,100%{transform:translate(0,0);opacity:0;}93%{transform:translate(3px,-2px);opacity:.65;}96%{transform:translate(-2px,1px);opacity:.5;}}
@keyframes glitchBot{0%,92%,100%{transform:translate(0,0);opacity:0;}94%{transform:translate(-3px,2px);opacity:.6;}97%{transform:translate(2px,-1px);opacity:.4;}}

.hero-actions{display:flex;gap:16px;margin:34px 0 44px;flex-wrap:wrap;}
.btn{
  display:inline-block;padding:14px 30px;border-radius:999px;font-weight:700;
  font-size:.95rem;transition:transform .15s ease, background .2s, color .2s, border-color .2s, box-shadow .3s;
  border:1px solid transparent;position:relative;overflow:hidden;
}
.btn:hover{transform:translateY(-3px);}
.btn-primary{
  background:var(--gold);color:var(--ink-900);
  box-shadow:0 4px 20px rgba(217,166,72,.25);
}
.btn-primary:hover{
  background:var(--gold-soft);
  box-shadow:0 6px 30px rgba(217,166,72,.35);
}
.btn-ghost{border-color:var(--ink-600);color:var(--paper);}
.btn-ghost:hover{border-color:var(--gold);color:var(--gold);}
.btn-block{display:block;text-align:center;width:100%;margin-bottom:10px;}
.btn .ripple-effect{
  position:absolute;border-radius:50%;
  background:rgba(255,255,255,.35);
  transform:scale(0);animation:rippleAnim .6s ease-out;
  pointer-events:none;
}
@keyframes rippleAnim{to{transform:scale(4);opacity:0;}}

.hero-meta{display:flex;gap:40px;flex-wrap:wrap;}
.meta-item{display:flex;flex-direction:column;gap:4px;}
.meta-num{font-family:var(--font-mono);font-size:1.6rem;color:var(--gold);}
.meta-item span:last-child{font-size:.85rem;color:var(--muted);}

/* ============ SECTIONS ============ */
.section{padding:100px 0;position:relative;z-index:2;}
.section-alt{background:var(--ink-800);}
.section-lead{max-width:640px;font-size:1.05rem;}
.center{text-align:center;margin-left:auto;margin-right:auto;}
h2.center{max-width:720px;margin-left:auto;margin-right:auto;}
.section-lead.center{margin-left:auto;margin-right:auto;}

.two-col{
    display:grid;
    grid-template-columns:0.75fr 1.25fr;
    gap:70px;
}
.two-col.reverse{grid-template-columns:.9fr 1.1fr;}
.two-col.reverse .col-visual{order:2;}
.two-col.reverse .col-text{order:1;}

.check-list{list-style:none;padding:0;margin:20px 0 0;display:flex;flex-direction:column;gap:12px;}
.check-list li{position:relative;padding-right:28px;color:var(--paper-dim);}
.check-list li::before{
  content:"\2713";position:absolute;right:0;top:0;color:var(--gold);font-weight:700;
}

.text-link{color:var(--gold);font-weight:700;display:inline-block;margin-top:8px;}

/* book card visual */
.book-card{
    width:100%;
    max-width:650px;
    margin:auto;
    position:relative;
    border-radius:24px;
    overflow:hidden;
    border:1px solid rgba(217,166,72,.35);
    background:linear-gradient(
        135deg,
        rgba(35,43,64,.9),
        rgba(16,20,28,.95)
    );
    box-shadow:
        0 20px 60px rgba(0,0,0,.45),
        0 0 40px rgba(217,166,72,.08);
    padding:14px;
    animation:float 6s ease-in-out infinite;
}

@keyframes float{
  0%,100%{transform:translateY(0);}
  50%{transform:translateY(-10px);}
}

.book-card::before{
    content:"";
    position:absolute;
    inset:12px;
    border:1px solid rgba(217,166,72,.25);
    border-radius:18px;
    pointer-events:none;
}

.book-card::after{
    content:"";
    position:absolute;inset:-2px;
    border-radius:26px;
    background:linear-gradient(135deg,transparent 40%,rgba(217,166,72,.15),transparent 60%);
    pointer-events:none;
}

.book-image{
    display:block;
    width:100%;
    aspect-ratio:16/9;
    object-fit:cover;
    border-radius:14px;
    transition:transform .45s ease,filter .35s ease;
}

.book-card:hover .book-image{
    transform:scale(1.03);
    filter:brightness(1.05);
}

.book-image:hover{
    transform:scale(1.03);
}
.book-card-eyebrow{font-family:var(--font-mono);font-size:.7rem;color:var(--gold);letter-spacing:.08em;}
.book-card-title{font-family:var(--font-display);font-size:1.8rem;}
.book-card-author{color:var(--paper-dim);font-size:.95rem;}
.book-card-tag{font-family:var(--font-mono);font-size:.72rem;color:var(--muted);}

/* author badge */
.author-badge{
    width:220px;
    height:220px;
    margin:auto;
    position:relative;
}

.author-badge::after{
  content:"";
  position:absolute;inset:-6px;
  border-radius:50%;
  background:conic-gradient(var(--gold),transparent 60%,var(--gold));
  animation:spinGlow 4s linear infinite;
  mask:radial-gradient(farthest-side,transparent calc(100% - 2px),#fff calc(100% - 1px));
  -webkit-mask:radial-gradient(farthest-side,transparent calc(100% - 2px),#fff calc(100% - 1px));
}

@keyframes spinGlow{to{rotate:360deg;}}

.author-image{
    width:100%;
    height:100%;
    object-fit:cover;
    border-radius:50%;
    border:4px solid var(--gold);
    box-shadow:0 20px 40px rgba(0,0,0,.35);
    position:relative;z-index:1;
}
.author-initial{font-family:var(--font-display);font-size:2.6rem;color:var(--gold);}

/* ============ TOC ============ */
.toc-grid{
  margin-top:50px;display:grid;grid-template-columns:1fr 1fr;gap:14px;
}
.toc-item{
  background:var(--ink-800);border:1px solid var(--ink-700);border-radius:10px;
  padding:6px 20px;transition:border-color .2s,transform .3s,box-shadow .3s;
}
.toc-item[open],
.toc-item:hover{
  border-color:var(--gold);
  transform:translateY(-2px);
  box-shadow:0 8px 25px rgba(217,166,72,.08);
}
.toc-item summary{
  cursor:pointer;list-style:none;padding:16px 0;display:flex;gap:14px;align-items:baseline;
  font-weight:500;color:var(--paper);
}
.toc-item summary::-webkit-details-marker{display:none;}
.toc-num{font-family:var(--font-mono);color:var(--gold);font-size:.85rem;flex-shrink:0;}
.toc-item p{padding-bottom:16px;margin:0;font-size:.9rem;}

/* ============ REVIEWS ============ */
.reviews-grid{margin-top:50px;display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.review-card{
  margin:0;background:var(--ink-900);border:1px solid var(--ink-700);border-radius:var(--radius);
  padding:30px;transition:transform .3s,border-color .3s,box-shadow .3s;
}
.review-card:hover{
  transform:translateY(-4px);
  border-color:var(--gold);
  box-shadow:0 12px 35px rgba(217,166,72,.06);
}
.review-card p{color:var(--paper);font-size:1rem;position:relative;}
.review-card p::before{
  content:"\201C";font-size:2.5rem;color:var(--gold);
  font-family:var(--font-display);line-height:1;display:block;margin-bottom:-6px;
}
.review-card footer{color:var(--gold);font-family:var(--font-mono);font-size:.8rem;margin-top:14px;}

/* ============ BUY ============ */
.buy-section{background:linear-gradient(180deg,var(--ink-900),var(--ink-800));}
.buy-card{
  border:1px solid var(--ink-600);border-radius:20px;padding:60px;
  background:var(--ink-800);
  display:grid;grid-template-columns:1fr 1fr;gap:60px;
  position:relative;overflow:hidden;
}
.buy-card::before{
  content:"";
  position:absolute;inset:0;
  background:linear-gradient(135deg,transparent 40%,rgba(217,166,72,.03),transparent 60%);
  pointer-events:none;
}
.price-box{display:flex;align-items:baseline;gap:14px;margin-top:24px;flex-wrap:wrap;}
.price-old{font-family:var(--font-mono);color:var(--muted);text-decoration:line-through;font-size:1.1rem;}
.price-new{
  font-family:var(--font-mono);color:var(--gold);font-size:2.4rem;font-weight:700;
  animation:pricePulse 2s ease-in-out infinite;
}
@keyframes pricePulse{0%,100%{opacity:1;}50%{opacity:.7;}}
.price-tag{
  font-size:.75rem;color:var(--ink-900);background:var(--gold);padding:4px 12px;border-radius:999px;
}
.buy-methods{display:flex;flex-direction:column;gap:24px;}
.method-card{
  background:var(--ink-900);border:1px solid var(--ink-700);border-radius:var(--radius);
  padding:26px;transition:border-color .3s,transform .3s;
}
.method-card:hover{
  border-color:var(--gold);
  transform:translateY(-2px);
}
.method-card h3{font-family:var(--font-body);font-size:1.05rem;font-weight:700;}
.method-note{font-size:.8rem;color:var(--muted);margin-top:6px;margin-bottom:0;}

/* ============ FOOTER ============ */
.site-footer{background:var(--ink-900);border-top:1px solid var(--ink-700);padding:50px 0;}
.footer-inner{display:flex;justify-content:space-between;align-items:flex-start;flex-wrap:wrap;gap:24px;}
.footer-title{font-family:var(--font-display);font-size:1.2rem;margin:0;}
.footer-sub{font-size:.85rem;color:var(--muted);margin:4px 0 0;}
.footer-links{display:flex;flex-direction:column;gap:8px;font-size:.9rem;}
.footer-links a:hover{color:var(--gold);}
.footer-copy{font-size:.8rem;color:var(--muted);width:100%;text-align:center;margin:30px 0 0;}

/* ============ REVEAL ============ */
.reveal{opacity:0;transform:translateY(24px);transition:opacity .7s ease, transform .7s ease;}
.reveal.is-visible{opacity:1;transform:translateY(0);}

.reveal-stagger>*{
  opacity:0;transform:translateY(20px);
  transition:opacity .5s ease,transform .5s ease;
}
.reveal-stagger.is-visible>*:nth-child(1){transition-delay:0s;}
.reveal-stagger.is-visible>*:nth-child(2){transition-delay:.1s;}
.reveal-stagger.is-visible>*:nth-child(3){transition-delay:.2s;}
.reveal-stagger.is-visible>*:nth-child(4){transition-delay:.3s;}
.reveal-stagger.is-visible>*{opacity:1;transform:translateY(0);}

/* ============ RESPONSIVE ============ */
@media (max-width:900px){
  .two-col, .two-col.reverse{grid-template-columns:1fr;}
  .two-col.reverse .col-visual, .two-col.reverse .col-text{order:0;}
  .reviews-grid{grid-template-columns:1fr;}
  .toc-grid{grid-template-columns:1fr;}
  .buy-card{grid-template-columns:1fr;padding:34px;}
  .main-nav{
    position:fixed;inset-inline-start:0;top:76px;width:100%;
    background:var(--ink-900);border-bottom:1px solid var(--ink-700);
    flex-direction:column;align-items:flex-start;padding:24px;gap:18px;
    transform:translateY(-130%);transition:transform .3s ease;
  }
  .main-nav.open{transform:translateY(0);}
  .nav-toggle{display:flex;}
  .nav-cta{margin-top:6px;}
}

@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important;}
}
.payment-box{
margin-top:20px;
}

.payment-title{
text-align:center;
margin-bottom:25px;
}

.payment-tabs{

display:grid;

grid-template-columns:repeat(3,1fr);

gap:18px;

margin-bottom:30px;

}

.payment-tab{

background:#181f2e;

border:1px solid #323c56;

border-radius:18px;

padding:20px;

cursor:pointer;

color:#fff;

transition:.3s;

font-size:18px;

}

.payment-tab span{

display:block;

font-weight:bold;

margin-top:10px;

}

.payment-tab small{

display:block;

opacity:.7;

margin-top:5px;

}

.payment-tab:hover{

transform:translateY(-5px);

}

.payment-tab.active{

background:#d9a648;

color:#10141c;

}

.payment-panel{

display:none;

animation:fade .35s;

}

.payment-panel.active{

display:block;

}

.vodafone-number{

font-size:34px;

font-weight:bold;

color:#d9a648;

text-align:center;

margin:20px 0;

}

@keyframes fade{

from{

opacity:0;
transform:translateY(10px);

}

to{

opacity:1;
transform:none;

}

}

@media(max-width:768px){

.payment-tabs{

grid-template-columns:1fr;

}

}

/* ============ NEURAL BG ============ */
#neural-bg{
  position:fixed;inset:0;z-index:0;pointer-events:none;
}