@import url('https://fonts.googleapis.com/css2?family=Tajawal:wght@300;400;500;700;800&display=swap');

:root{
  --bg: #0f1420;
  --bg-soft: #161d2e;
  --card: #1b2436;
  --card-hover: #212c42;
  --border: #2a3550;
  --text: #e8ecf6;
  --text-dim: #a9b3cc;
  --text-mute: #7986a8;
  --brand: #3fd0c9;
  --brand-2: #6a8dff;
  --accent: #ffb648;
  --danger: #ff5d6c;
  --danger-soft: rgba(255,93,108,.12);
  --warn: #ffb648;
  --warn-soft: rgba(255,182,72,.12);
  --ok: #3fd0c9;
  --ok-soft: rgba(63,208,201,.12);
  --crit: #ff2d55;
  --crit-soft: rgba(255,45,85,.14);
  --radius: 16px;
  --shadow: 0 10px 30px rgba(0,0,0,.35);
  --maxw: 1140px;
}

*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:'Tajawal', 'Segoe UI', Tahoma, Arial, sans-serif;
  background:
    radial-gradient(1200px 600px at 85% -10%, rgba(106,141,255,.14), transparent 60%),
    radial-gradient(900px 500px at -10% 10%, rgba(63,208,201,.10), transparent 55%),
    var(--bg);
  color:var(--text);
  line-height:1.85;
  direction:rtl;
}

a{color:var(--brand); text-decoration:none;}
a:hover{text-decoration:underline;}

img,svg{max-width:100%;}

.container{max-width:var(--maxw); margin:0 auto; padding:0 20px;}

/* ===== Top bar ===== */
.topbar{
  position:sticky; top:0; z-index:50;
  background:rgba(15,20,32,.85);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--border);
}
.topbar-inner{
  max-width:var(--maxw); margin:0 auto; padding:14px 20px;
  display:flex; align-items:center; justify-content:space-between; gap:16px;
}
.brand{
  display:flex; align-items:center; gap:10px; font-weight:800; font-size:1.05rem; color:var(--text);
}
.brand .dot{
  width:12px; height:12px; border-radius:50%;
  background:linear-gradient(135deg,var(--brand),var(--brand-2));
  box-shadow:0 0 14px var(--brand);
}
.brand small{display:block; font-weight:400; font-size:.72rem; color:var(--text-mute);}
nav.mainnav{display:flex; gap:6px; flex-wrap:wrap;}
nav.mainnav a{
  padding:9px 14px; border-radius:999px; font-size:.92rem; color:var(--text-dim);
  border:1px solid transparent; white-space:nowrap;
}
nav.mainnav a:hover{color:var(--text); background:var(--card); text-decoration:none;}
nav.mainnav a.active{
  color:#0f1420; background:linear-gradient(135deg,var(--brand),var(--brand-2)); font-weight:700;
}
.nav-toggle{
  display:none; align-items:center; justify-content:center;
  width:40px; height:40px; flex:none; font-size:1.25rem; line-height:1;
  background:var(--card); color:var(--text); border:1px solid var(--border);
  border-radius:10px; cursor:pointer;
}
.nav-toggle:hover{background:var(--card-hover);}

/* ===== Hero ===== */
.hero{padding:64px 0 40px;}
.eyebrow{
  display:inline-flex; align-items:center; gap:8px;
  font-size:.8rem; color:var(--brand); background:rgba(63,208,201,.1);
  border:1px solid rgba(63,208,201,.28); padding:6px 14px; border-radius:999px; margin-bottom:18px;
}
.hero h1{
  font-size:clamp(1.9rem, 4vw, 3rem); margin:0 0 16px; font-weight:800; line-height:1.35;
  background:linear-gradient(90deg,#fff, #cfd9ff 60%);
  -webkit-background-clip:text; background-clip:text; color:transparent;
}
.hero p.lead{font-size:1.12rem; color:var(--text-dim); max-width:820px; margin:0 0 26px;}
.hero-actions{display:flex; gap:12px; flex-wrap:wrap;}

.btn{
  display:inline-flex; align-items:center; gap:8px; padding:12px 22px; border-radius:12px;
  font-weight:700; font-size:.95rem; border:1px solid var(--border); color:var(--text);
  background:var(--card); transition:.2s;
}
.btn:hover{background:var(--card-hover); text-decoration:none; transform:translateY(-1px);}
.btn.primary{
  background:linear-gradient(135deg,var(--brand),var(--brand-2)); color:#0b0f18; border:none;
}
.btn.primary:hover{filter:brightness(1.08);}
.btn.ghost{background:transparent;}

/* ===== Sections ===== */
section{padding:44px 0;}
.section-title{
  display:flex; align-items:center; gap:14px; margin-bottom:8px;
}
.section-title .num{
  font-size:.8rem; font-weight:800; color:var(--bg); background:var(--brand);
  width:34px; height:34px; border-radius:10px; display:flex; align-items:center; justify-content:center;
  flex:none;
}
.section-title h2{font-size:1.55rem; margin:0; font-weight:800;}
.section-desc{color:var(--text-dim); max-width:800px; margin:6px 0 28px;}

.grid{display:grid; gap:18px;}
.grid.cols-2{grid-template-columns:repeat(2,1fr);}
.grid.cols-3{grid-template-columns:repeat(3,1fr);}
.grid.cols-4{grid-template-columns:repeat(4,1fr);}
@media (max-width:900px){
  .grid.cols-2, .grid.cols-3, .grid.cols-4{grid-template-columns:1fr;}
  .topbar-inner{gap:8px;}
  .nav-toggle{display:flex;}
  nav.mainnav{
    display:none; position:absolute; top:100%; right:0; left:0; z-index:60;
    flex-direction:column; flex-wrap:nowrap; gap:4px;
    background:var(--bg-soft); border-bottom:1px solid var(--border);
    box-shadow:var(--shadow); padding:12px 16px 18px;
  }
  nav.mainnav.open{display:flex;}
  nav.mainnav a{width:100%; box-sizing:border-box; text-align:center; padding:12px 14px;}
}

.card{
  background:linear-gradient(180deg, var(--card), var(--bg-soft));
  border:1px solid var(--border); border-radius:var(--radius); padding:24px;
}
.card h3{margin:0 0 10px; font-size:1.08rem; font-weight:700; display:flex; align-items:center; gap:10px;}
.card p{color:var(--text-dim); margin:0; font-size:.94rem;}
.card ul{color:var(--text-dim); margin:10px 0 0; padding-right:20px; font-size:.94rem;}
.card ul li{margin-bottom:6px;}

.icon-tile{
  width:42px; height:42px; border-radius:11px; display:flex; align-items:center; justify-content:center;
  font-size:1.2rem; flex:none; background:rgba(255,255,255,.05);
}

.stat{
  text-align:center; padding:22px 14px; border-radius:var(--radius); border:1px solid var(--border);
  background:var(--card);
}
.stat .value{font-size:1.7rem; font-weight:800; color:var(--brand);}
.stat .label{font-size:.82rem; color:var(--text-mute); margin-top:6px;}

/* Nav cards on home */
.navcard{
  display:block; border-radius:var(--radius); padding:26px; border:1px solid var(--border);
  background:var(--card); transition:.25s;
}
.navcard:hover{transform:translateY(-4px); border-color:var(--brand); background:var(--card-hover); text-decoration:none; box-shadow:var(--shadow);}
.navcard .tag{font-size:.75rem; color:var(--brand); font-weight:700;}
.navcard h3{color:var(--text); margin:10px 0 8px; font-size:1.2rem;}
.navcard p{color:var(--text-dim); font-size:.92rem; margin:0;}
.navcard .arrow{margin-top:14px; color:var(--brand-2); font-weight:700; font-size:.85rem;}

/* ===== Tables ===== */
.table-wrap{overflow-x:auto; border-radius:var(--radius); border:1px solid var(--border);}
table{width:100%; border-collapse:collapse; font-size:.92rem; min-width:560px;}
thead th{
  background:var(--bg-soft); color:var(--text); text-align:right; padding:12px 14px;
  font-weight:700; border-bottom:1px solid var(--border); white-space:nowrap;
}
tbody td{padding:12px 14px; border-bottom:1px solid var(--border); color:var(--text-dim); vertical-align:top;}
tbody tr:last-child td{border-bottom:none;}
tbody tr:hover td{background:rgba(255,255,255,.02);}

.badge{
  display:inline-flex; align-items:center; gap:6px; font-size:.78rem; font-weight:700;
  padding:4px 10px; border-radius:999px; white-space:nowrap;
}
.badge.crit{color:var(--crit); background:var(--crit-soft); border:1px solid rgba(255,45,85,.3);}
.badge.high{color:var(--danger); background:var(--danger-soft); border:1px solid rgba(255,93,108,.3);}
.badge.mid{color:var(--warn); background:var(--warn-soft); border:1px solid rgba(255,182,72,.3);}
.badge.low{color:var(--ok); background:var(--ok-soft); border:1px solid rgba(63,208,201,.3);}

/* ===== Criticism blocks ===== */
.crit-block{
  border:1px solid var(--border); border-radius:var(--radius); padding:24px; margin-bottom:18px;
  background:var(--card); border-right:4px solid var(--crit);
}
.crit-block.mid{border-right-color:var(--warn);}
.crit-block.low{border-right-color:var(--ok);}
.crit-block .head{display:flex; align-items:center; justify-content:space-between; gap:12px; flex-wrap:wrap; margin-bottom:10px;}
.crit-block h3{margin:0; font-size:1.12rem; font-weight:800;}
.crit-block .claim{
  color:var(--text-mute); font-size:.85rem; margin:0 0 12px; padding:10px 14px; border-radius:10px;
  background:rgba(255,255,255,.03); border:1px dashed var(--border);
}
.crit-block .claim b{color:var(--text-dim);}
.crit-block p{color:var(--text-dim); margin:0 0 10px;}
.crit-block .fix{
  margin-top:12px; padding:12px 14px; border-radius:10px; background:rgba(63,208,201,.06);
  border:1px solid rgba(63,208,201,.2); font-size:.9rem; color:var(--text-dim);
}
.crit-block .fix b{color:var(--brand);}

blockquote{
  margin:20px 0; padding:18px 22px; border-right:3px solid var(--brand-2); background:var(--bg-soft);
  border-radius:12px; color:var(--text-dim); font-size:.98rem;
}

/* ===== FAQ / Accordion ===== */
.faq-group{margin-bottom:34px;}
.faq-group .group-title{
  display:flex; align-items:center; gap:10px; margin-bottom:14px; color:var(--brand);
  font-weight:800; font-size:1rem;
}
details.faq{
  border:1px solid var(--border); border-radius:14px; margin-bottom:10px; background:var(--card);
  overflow:hidden;
}
details.faq summary{
  cursor:pointer; padding:16px 20px; font-weight:700; list-style:none; display:flex;
  align-items:center; justify-content:space-between; gap:12px; color:var(--text);
}
details.faq summary::-webkit-details-marker{display:none;}
details.faq summary::after{
  content:"+"; font-size:1.3rem; color:var(--brand); transition:.2s; flex:none;
}
details.faq[open] summary::after{content:"−";}
details.faq .faq-body{padding:0 20px 20px; color:var(--text-dim); font-size:.94rem;}
details.faq .faq-body p{margin:0 0 10px;}
details.faq .faq-body ul{padding-right:20px; margin:8px 0;}

/* ===== TOC / pills ===== */
.pill-row{display:flex; gap:10px; flex-wrap:wrap; margin-bottom:30px;}
.pill{
  padding:8px 16px; border-radius:999px; border:1px solid var(--border); color:var(--text-dim);
  font-size:.85rem; background:var(--card);
}
.pill:hover{color:var(--text); text-decoration:none; border-color:var(--brand);}

/* ===== Callout ===== */
.callout{
  border-radius:var(--radius); padding:22px 26px; border:1px solid var(--border); margin:26px 0;
  background:linear-gradient(135deg, rgba(63,208,201,.08), rgba(106,141,255,.06));
}
.callout.warn{background:linear-gradient(135deg, rgba(255,182,72,.1), rgba(255,93,108,.06)); border-color:rgba(255,182,72,.3);}
.callout h4{margin:0 0 8px; font-size:1.02rem;}
.callout p{margin:0; color:var(--text-dim); font-size:.94rem;}

/* ===== Footer ===== */
footer{
  border-top:1px solid var(--border); padding:34px 0; margin-top:40px; color:var(--text-mute); font-size:.85rem;
}
footer .container{display:flex; justify-content:space-between; flex-wrap:wrap; gap:12px;}

.divider{height:1px; background:var(--border); margin:36px 0;}

.two-col{display:grid; grid-template-columns:1.3fr 1fr; gap:22px;}
@media (max-width:900px){.two-col{grid-template-columns:1fr;}}

.mini-list{list-style:none; padding:0; margin:0; display:grid; gap:10px;}
.mini-list li{
  display:flex; gap:10px; align-items:flex-start; color:var(--text-dim); font-size:.92rem;
  padding:10px 14px; background:var(--bg-soft); border-radius:10px; border:1px solid var(--border);
}
.mini-list li b{color:var(--text); flex:none;}

.severity-legend{display:flex; gap:14px; flex-wrap:wrap; margin-bottom:24px;}
.severity-legend span{display:flex; align-items:center; gap:6px; font-size:.85rem; color:var(--text-dim);}
.severity-legend .dot{width:10px; height:10px; border-radius:50%;}

/* ===== Print CTA in nav ===== */
nav.mainnav a.print-cta{
  border-color:var(--brand); color:var(--brand); font-weight:700; background:transparent;
}
nav.mainnav a.print-cta:hover{ background:var(--brand); color:#0b0f18; }
/* When the print link is also the active page, keep the standard active look (dark text on solid gradient)
   instead of the outline style, so text stays readable. */
nav.mainnav a.active.print-cta,
nav.mainnav a.active.print-cta:hover{
  color:#0f1420; background:linear-gradient(135deg,var(--brand),var(--brand-2)); border-color:transparent;
}

/* ===== Print export page (on-screen) ===== */
.print-toolbar{
  display:flex; justify-content:center; margin:6px 0 10px;
}
.print-toolbar .btn{ font-size:1rem; padding:14px 28px; }
.print-toc{display:flex; flex-wrap:wrap; gap:10px; margin:20px 0 10px;}
.chapter-cover{
  text-align:center; padding:50px 20px; border:1px dashed var(--border); border-radius:var(--radius); margin-bottom:10px;
}
.chapter-cover h1{font-size:1.9rem; margin-bottom:10px;}
.chapter-divider{ padding-top:6px; }
.chapter-divider .eyebrow{margin-bottom:12px;}

/* ===== Print (PDF export) rules — apply to ALL pages ===== */
@media print{
  *{ box-shadow:none !important; text-shadow:none !important; }
  body{
    background:#fff !important; color:#111 !important; font-size:11.5pt;
  }
  .topbar, .hero-actions, .pill-row, footer, .btn, .no-print, .print-toolbar{ display:none !important; }
  a{ color:#111 !important; }
  a[href^="http"]::after{ content:" (" attr(href) ")"; font-size:.75em; color:#555; }
  .eyebrow{ background:none !important; border:1px solid #999 !important; color:#111 !important; }
  .hero{ padding:10px 0 6px; }
  .hero h1, .chapter-divider h1{
    background:none !important; -webkit-text-fill-color:#000 !important; color:#000 !important;
  }
  .hero p.lead, .section-desc{ color:#222 !important; }
  section{ padding:10px 0; }
  .chapter-divider{ page-break-before: always; break-before: page; border-top:none; margin-top:0; }
  .card, .callout, .stat, .crit-block, .navcard, details.faq{
    background:#fff !important; border:1px solid #bbb !important; color:#111 !important;
    page-break-inside: avoid; break-inside: avoid;
  }
  .card h3, .card p, .card li, .card ul, .mini-list li, .crit-block p, .crit-block .fix, .callout p{
    color:#111 !important;
  }
  .mini-list li{ border:1px solid #bbb !important; background:#fafafa !important; }
  h1,h2,h3,h4{ color:#000 !important; }
  .section-title .num{ background:#111 !important; color:#fff !important; }
  .table-wrap{ overflow:visible !important; border:none !important; }
  table{
    font-size:8.3pt; width:100% !important; min-width:0 !important; table-layout:auto;
  }
  thead th{
    background:#e8e8e8 !important; color:#000 !important; border-color:#999 !important;
    white-space:normal !important; padding:5px 6px !important; word-break:break-word;
  }
  tbody td{
    color:#111 !important; border-color:#ccc !important; padding:5px 6px !important;
    white-space:normal !important; word-break:break-word;
  }
  tr{ page-break-inside: avoid; break-inside: avoid; }
  thead{ display: table-header-group; }
  .badge.crit{ color:#000 !important; background:#f6c9ce !important; border-color:#900 !important; }
  .badge.high{ color:#000 !important; background:#ffd9d0 !important; border-color:#c33 !important; }
  .badge.mid{ color:#000 !important; background:#fff2cc !important; border-color:#b80 !important; }
  .badge.low{ color:#000 !important; background:#d9f3ef !important; border-color:#0a8 !important; }
  .grid.cols-3, .grid.cols-4{ grid-template-columns: repeat(2,1fr) !important; }
  .icon-tile{ background:none !important; }
  .divider{ background:#ccc !important; }
  .chapter-cover{ border:none; page-break-after: always; break-after: page; }
}

@page{ margin: 12mm 9mm; size: A4; }