/* ============================================================
   تحصين المسلم — Style v4 — Clean & Unified
   ============================================================ */
:root {
  --navy-950: #030C18;
  --navy-900: #0A2540;
  --navy-800: #0D3060;
  --blue-600: #1565C0;
  --blue-400: #2196F3;
  --blue-300: #42A5F5;

  --text-1: #0A2540;
  --text-2: #546E7A;
  --text-3: #90A4AE;
  --bg-1:   #FFFFFF;
  --bg-2:   #F7F9FC;
  --bg-3:   #FFFFFF;
  --border: #E3EAF2;
  --sh-sm:  0 1px 4px rgba(10,37,64,.07);
  --sh-md:  0 4px 20px rgba(10,37,64,.11);

  --f-ar: 'Amiri','Traditional Arabic',Georgia,serif;
  --f-ui: 'Cairo','Segoe UI',system-ui,sans-serif;

  --fs-adhkar: 1.65rem;
  --fs-base:   1rem;
  --fs-sm:     .875rem;
  --fs-xs:     .75rem;

  --r-sm: 8px;
  --r-md: 12px;
  --r-lg: 18px;
  --ease: 180ms cubic-bezier(.4,0,.2,1);
  --w: 920px;
  --hh: 68px;
}
.dark-mode {
  --text-1: #E1EAF4; --text-2: #90A8C0; --text-3: #5A7A94;
  --bg-1: #05101E; --bg-2: #081524; --bg-3: #0B1E34;
  --border: #152840;
  --sh-sm: 0 1px 4px rgba(0,0,0,.4); --sh-md: 0 4px 20px rgba(0,0,0,.5);
}

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{font-size:16px;scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{font-family:var(--f-ui);color:var(--text-1);background:var(--bg-1);line-height:1.7;direction:rtl;min-height:100vh;display:flex;flex-direction:column;transition:background .2s,color .2s}
main{flex:1}
ul,ol{list-style:none}
a{color:var(--blue-600);text-decoration:none;transition:color var(--ease)}
a:hover{color:var(--blue-400)}
a:focus-visible{outline:2px solid var(--blue-400);outline-offset:3px;border-radius:3px}
img,svg{display:block;max-width:100%}

.skip-link{position:absolute;top:-100%;right:1rem;z-index:9999;background:var(--navy-900);color:#fff;padding:.5rem 1rem;border-radius:var(--r-sm);font-family:var(--f-ui);font-size:var(--fs-sm);transition:top .2s}
.skip-link:focus{top:.5rem}

.container{max-width:var(--w);margin:0 auto;padding:0 1.5rem}

/* ── PROGRESS BAR ── */
#reading-progress{position:fixed;top:0;right:0;width:0%;height:3px;background:linear-gradient(to left,var(--blue-400),var(--blue-600));z-index:9999;pointer-events:none;transition:width 100ms linear}

/* ═══════════════════════════════════════════════
   HEADER — identical on every page
════════════════════════════════════════════════ */
.site-header{
  position:sticky;top:0;z-index:200;
  background:var(--navy-900);
  border-bottom:1px solid rgba(255,255,255,.06);
  box-shadow:0 2px 12px rgba(0,0,0,.3);
}
.header-inner{
  display:flex;align-items:center;justify-content:space-between;
  height:var(--hh);gap:1rem;
}

/* Logo */
.site-logo{
  display:flex;align-items:center;gap:12px;
  text-decoration:none;flex-shrink:0;
}
.logo-mark{
  width:42px;height:42px;flex-shrink:0;
  background:linear-gradient(135deg,var(--blue-600) 0%,var(--navy-800) 100%);
  border-radius:10px;
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 2px 10px rgba(21,101,192,.5),inset 0 1px 0 rgba(255,255,255,.12);
}
.logo-mark svg{width:22px;height:22px}
.logo-name{
  font-family:var(--f-ar);font-size:1.1rem;font-weight:700;
  color:#fff;white-space:nowrap;letter-spacing:.01em;
  line-height:1;
}

/* Controls */
.header-controls{display:flex;align-items:center;gap:6px;flex-shrink:0}

.ctrl-btn{
  display:inline-flex;align-items:center;justify-content:center;gap:4px;
  height:38px;min-width:38px;padding:0 10px;
  background:rgba(255,255,255,.09);
  border:1px solid rgba(255,255,255,.15);
  border-radius:var(--r-sm);
  color:rgba(255,255,255,.92);
  cursor:pointer;font-family:var(--f-ui);line-height:1;
  transition:background var(--ease),border-color var(--ease),transform 80ms;
  user-select:none;
}
.ctrl-btn:hover{background:rgba(255,255,255,.18);border-color:rgba(255,255,255,.28)}
.ctrl-btn:active{transform:scale(.94)}
.ctrl-btn:focus-visible{outline:2px solid rgba(255,255,255,.7);outline-offset:2px}

/* font buttons */
#font-decrease{gap:3px}
#font-increase{gap:3px}

/* theme */
.theme-toggle{width:38px;padding:0}
.icon-moon,.icon-sun{display:block}

/* hamburger */
.menu-toggle{width:38px;padding:0;display:none}

/* Nav */
.main-nav{
  background:var(--navy-950);
  border-top:1px solid rgba(255,255,255,.05);
  overflow:hidden;max-height:0;
  transition:max-height 300ms ease;
}
.main-nav.open{max-height:280px}
.nav-list{display:flex;flex-wrap:wrap;padding:4px 0}
.nav-link{
  display:block;padding:8px 14px;
  color:rgba(255,255,255,.72);
  font-family:var(--f-ui);font-size:var(--fs-sm);font-weight:500;
  border-radius:var(--r-sm);
  transition:color var(--ease),background var(--ease);
}
.nav-link:hover,.nav-link[aria-current="page"]{color:#fff;background:rgba(255,255,255,.1)}

@media(min-width:640px){
  .main-nav{max-height:none}
  .nav-list{padding:2px 0}
  .menu-toggle{display:none!important}
}
@media(max-width:639px){
  .menu-toggle{display:inline-flex!important}
}

/* ═══════════════════════════════════════════════
   BREADCRUMB
════════════════════════════════════════════════ */
.breadcrumb-nav{background:var(--bg-2);border-bottom:1px solid var(--border);padding:9px 0}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:4px;font-size:var(--fs-xs);font-family:var(--f-ui);color:var(--text-2)}
.breadcrumb-item a{color:var(--text-2)}
.breadcrumb-item a:hover{color:var(--blue-600)}
.breadcrumb-item.current{color:var(--text-1);font-weight:600}
.breadcrumb-sep{color:var(--text-3)}

/* ═══════════════════════════════════════════════
   MAIN CONTENT
════════════════════════════════════════════════ */
.main-content{padding:2.5rem 0 4rem}

.page-header{text-align:center;margin-bottom:2.5rem;padding-bottom:2rem;border-bottom:1px solid var(--border)}
.page-title{font-family:var(--f-ar);font-size:clamp(1.8rem,5vw,2.8rem);font-weight:700;color:var(--text-1);line-height:1.4;margin-bottom:.75rem}
.chapter-id{display:inline-flex;align-items:center;padding:4px 14px;background:rgba(21,101,192,.1);color:var(--blue-600);border-radius:999px;font-size:var(--fs-xs);font-family:var(--f-ui);font-weight:700}
.dark-mode .chapter-id{background:rgba(33,150,243,.2);color:var(--blue-300)}

.section-heading{font-family:var(--f-ui);font-size:.7rem;font-weight:800;color:var(--text-3);text-transform:uppercase;letter-spacing:.1em;margin-bottom:1.25rem;padding-bottom:9px;border-bottom:2px solid var(--border)}

/* Cornerstone */
.cornerstone-section{background:var(--bg-2);border:1px solid var(--border);border-radius:var(--r-lg);padding:1.75rem 2rem;margin-bottom:2.5rem}
.cornerstone-text{font-family:var(--f-ar);font-size:1.05rem;line-height:2.1;color:var(--text-1)}
.cornerstone-text p{margin-bottom:.875rem}
.cornerstone-text p:last-child{margin-bottom:0}

/* Adhkar */
.adhkar-section{margin-bottom:2.5rem}
.adhkar-list{display:flex;flex-direction:column;gap:1.25rem}
.dhikr-card{background:var(--bg-3);border:1px solid var(--border);border-radius:var(--r-lg);padding:1.5rem 1.75rem 1.25rem;box-shadow:var(--sh-sm);position:relative;transition:box-shadow var(--ease),border-color var(--ease)}
.dhikr-card:hover{box-shadow:var(--sh-md);border-color:#C8D6E5}
.dark-mode .dhikr-card:hover{border-color:#1E3A56}
.dhikr-number{position:absolute;top:1rem;left:1rem;width:26px;height:26px;background:rgba(21,101,192,.1);color:var(--blue-600);border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:.68rem;font-family:var(--f-ui);font-weight:800}
.dark-mode .dhikr-number{background:rgba(33,150,243,.2);color:var(--blue-300)}
.dhikr-text{font-family:var(--f-ar);font-size:var(--fs-adhkar);line-height:2.1;color:var(--text-1);margin-bottom:1.125rem;white-space:pre-line}
.dhikr-footer{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:.75rem;border-top:1px solid var(--border);padding-top:.875rem}
.dhikr-virtue{font-family:var(--f-ui);font-size:var(--fs-xs);color:var(--text-3);flex:1;min-width:0;line-height:1.6}

/* Counter */
.counter-btn{
  display:inline-flex;align-items:center;gap:8px;
  padding:9px 20px;
  background:var(--navy-900);color:#fff;
  border:none;border-radius:var(--r-md);
  font-family:var(--f-ui);font-size:.88rem;font-weight:700;
  cursor:pointer;user-select:none;flex-shrink:0;min-width:100px;justify-content:center;
  box-shadow:0 2px 8px rgba(10,37,64,.25);
  transition:background var(--ease),box-shadow var(--ease),transform 80ms;
}
.counter-btn:hover{background:var(--navy-800);box-shadow:0 4px 14px rgba(10,37,64,.35)}
.counter-btn:active{transform:scale(.96)}
.counter-btn.completed{background:#1B5E20}
.counter-display{font-size:1.05rem;font-weight:800;min-width:1.5ch;text-align:center}
.counter-label{font-size:.68rem;opacity:.75}
@keyframes pulse{0%{transform:scale(1)}40%{transform:scale(.92)}100%{transform:scale(1)}}
.counter-btn.pulse{animation:pulse 130ms ease}

/* Chapter nav */
.chapter-nav{display:flex;align-items:center;justify-content:space-between;gap:.75rem;margin-top:2.5rem;padding-top:1.75rem;border-top:1px solid var(--border)}
.chapter-nav-btn{display:inline-flex;align-items:center;gap:6px;padding:10px 18px;border:1.5px solid var(--border);border-radius:var(--r-md);font-family:var(--f-ui);font-size:var(--fs-sm);font-weight:600;color:var(--text-1);background:var(--bg-3);transition:all var(--ease)}
.chapter-nav-btn:hover{border-color:var(--blue-600);color:var(--blue-600)}
.index-btn{background:var(--navy-900);color:#fff;border-color:var(--navy-900)}
.index-btn:hover{background:var(--navy-800);color:#fff;border-color:var(--navy-800)}

/* ═══════════════════════════════════════════════
   FOOTER — identical on every page
════════════════════════════════════════════════ */
.site-footer{background:var(--navy-950);color:rgba(255,255,255,.65);padding:3rem 0 0;margin-top:auto}
.footer-grid{display:grid;grid-template-columns:1fr;gap:2rem;padding-bottom:2.5rem;border-bottom:1px solid rgba(255,255,255,.07)}
@media(min-width:640px){.footer-grid{grid-template-columns:2fr 1fr 1fr}}
.footer-logo-link{display:flex;align-items:center;gap:12px;text-decoration:none;margin-bottom:10px}
.footer-logo-mark{width:38px;height:38px;background:linear-gradient(135deg,var(--blue-600),var(--navy-800));border-radius:9px;display:flex;align-items:center;justify-content:center;box-shadow:0 2px 8px rgba(21,101,192,.4);flex-shrink:0}
.footer-logo-mark svg{width:20px;height:20px}
.footer-brand-name{font-family:var(--f-ar);font-size:1rem;font-weight:700;color:#fff}
.footer-tagline{font-size:var(--fs-xs);color:rgba(255,255,255,.38);font-family:var(--f-ui)}
.footer-heading{font-family:var(--f-ui);font-size:var(--fs-xs);font-weight:800;color:rgba(255,255,255,.3);text-transform:uppercase;letter-spacing:.12em;margin-bottom:12px}
.footer-nav ul{display:flex;flex-direction:column;gap:8px}
.footer-nav a{font-size:var(--fs-sm);color:rgba(255,255,255,.56);font-family:var(--f-ui);transition:color var(--ease)}
.footer-nav a:hover{color:#fff}
.footer-bottom{padding:16px 0;text-align:center;font-size:var(--fs-xs);color:rgba(255,255,255,.28);font-family:var(--f-ui)}

/* ═══════════════════════════════════════════════
   HOMEPAGE
════════════════════════════════════════════════ */
.hero{background:linear-gradient(160deg,var(--navy-900) 0%,#0D3060 60%,#0F3D7A 100%);padding:4.5rem 0 3.5rem;text-align:center;color:#fff;position:relative;overflow:hidden}
.hero::before{content:'';position:absolute;inset:0;background:radial-gradient(ellipse at 50% 120%,rgba(33,150,243,.12) 0%,transparent 70%)}
.hero .container{position:relative;z-index:1}
.hero-title{font-family:var(--f-ar);font-size:clamp(2.2rem,6vw,3.8rem);font-weight:700;line-height:1.35;margin-bottom:1rem}
.hero-sub{font-family:var(--f-ar);font-size:1.1rem;color:rgba(255,255,255,.68);margin-bottom:1.25rem;font-style:italic}
.hero-desc{font-family:var(--f-ui);font-size:var(--fs-sm);color:rgba(255,255,255,.55);max-width:500px;margin:0 auto;line-height:1.9}
.chapters-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(235px,1fr));gap:10px;padding:2.5rem 0 3.5rem}
.chapter-card{display:flex;align-items:center;gap:12px;padding:13px 15px;background:var(--bg-3);border:1.5px solid var(--border);border-radius:var(--r-md);color:var(--text-1);text-decoration:none;box-shadow:var(--sh-sm);transition:all var(--ease)}
.chapter-card:hover{border-color:var(--blue-600);box-shadow:var(--sh-md);transform:translateY(-2px);color:var(--text-1)}
.chapter-card-num{flex-shrink:0;width:34px;height:34px;background:rgba(21,101,192,.1);color:var(--blue-600);border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:var(--fs-xs);font-family:var(--f-ui);font-weight:800}
.dark-mode .chapter-card-num{background:rgba(33,150,243,.2);color:var(--blue-300)}
.chapter-card-title{font-family:var(--f-ar);font-size:1rem;font-weight:700;line-height:1.4}

/* ═══════════════════════════════════════════════
   AUTHORITY PAGES
════════════════════════════════════════════════ */
.authority-content{max-width:720px;margin:0 auto;padding:3rem 0}
.authority-content h1{font-family:var(--f-ar);font-size:2rem;font-weight:700;margin-bottom:1.5rem;padding-bottom:1rem;border-bottom:2px solid var(--border)}
.authority-content h2{font-family:var(--f-ar);font-size:1.35rem;font-weight:700;margin:2rem 0 .75rem}
.authority-content p{font-family:var(--f-ar);font-size:1.08rem;line-height:2;color:var(--text-1);margin-bottom:1rem}
.authority-content ul{list-style:disc;padding-right:1.5rem;margin-bottom:1rem}
.authority-content ul li{font-family:var(--f-ar);font-size:1.05rem;line-height:1.9;margin-bottom:.5rem}

/* 404 */
.not-found{display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:5rem 1.25rem;min-height:60vh}
.not-found-code{font-family:var(--f-ui);font-size:6rem;font-weight:800;color:var(--navy-900);opacity:.1;line-height:1;margin-bottom:-1.5rem}
.not-found h1{font-family:var(--f-ar);font-size:2rem;font-weight:700;margin-bottom:1rem}
.not-found p{font-family:var(--f-ui);color:var(--text-2);margin-bottom:2rem}
.btn-primary{display:inline-flex;align-items:center;gap:8px;padding:12px 24px;background:var(--navy-900);color:#fff;border-radius:var(--r-md);font-family:var(--f-ui);font-weight:700;font-size:var(--fs-sm);transition:background var(--ease);box-shadow:var(--sh-md)}
.btn-primary:hover{background:var(--navy-800);color:#fff}

/* Sitemap */
.sitemap-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(215px,1fr));gap:8px;padding:2rem 0}
.sitemap-link{display:flex;align-items:center;gap:8px;padding:10px 13px;border:1.5px solid var(--border);border-radius:var(--r-sm);font-family:var(--f-ar);font-size:.95rem;color:var(--text-1);transition:all var(--ease)}
.sitemap-link:hover{border-color:var(--blue-600);background:rgba(21,101,192,.05);color:var(--blue-600)}
.sitemap-link-num{font-size:var(--fs-xs);color:var(--text-3);font-family:var(--f-ui);min-width:1.5rem;font-weight:700}

/* Contact */
.contact-form{max-width:560px;margin:2rem auto}
.form-group{margin-bottom:1.25rem}
.form-label{display:block;font-family:var(--f-ui);font-size:var(--fs-sm);font-weight:600;color:var(--text-2);margin-bottom:6px}
.form-input,.form-textarea{width:100%;padding:11px 14px;border:1.5px solid var(--border);border-radius:var(--r-md);background:var(--bg-3);color:var(--text-1);font-family:var(--f-ui);font-size:var(--fs-base);direction:rtl;transition:border-color var(--ease)}
.form-input:focus,.form-textarea:focus{outline:none;border-color:var(--blue-600);box-shadow:0 0 0 3px rgba(21,101,192,.12)}
.form-textarea{min-height:140px;resize:vertical}

/* Responsive */
@media(max-width:480px){
  :root{--fs-adhkar:1.4rem;--hh:62px}
  .dhikr-card{padding:1.125rem}
  .dhikr-footer{flex-direction:column;align-items:flex-start}
  .counter-btn{width:100%}
  .chapter-nav{flex-direction:column}
  .chapter-nav-btn{width:100%;justify-content:center}
  .hero{padding:3rem 0 2.5rem}
}
@media print{
  .site-header,.site-footer,.chapter-nav,.counter-btn,.header-controls{display:none!important}
  .dhikr-text{font-size:1.4rem}
  body{background:#fff;color:#000}
}