/* ══ CSS VARIABLES ══════════════════════════════════════════ */
:root {
  --navy:    #0b1829;
  --navy2:   #152a42;
  --navy3:   #1e3a5f;
  --gold:    #e8a020;
  --gold2:   #f5c842;
  --accent:  #2563eb;
  --accent2: #3b82f6;
  --accent3: #eff6ff;
  --teal:    #0d9488;
  --green:   #16a34a;
  --red:     #dc2626;
  --text:    #0f172a;
  --text2:   #475569;
  --text3:   #64748b;
  --bg:      #eef2f9;
  --bg2:     #e2e8f4;
  --white:   #ffffff;
  --border:  #dbe3ef;
  --shadow-sm: 0 1px 3px rgba(15,23,42,.06);
  --shadow:    0 8px 28px rgba(15,23,42,.08);
  --shadow-lg: 0 16px 40px rgba(15,23,42,.12);
  --r:  12px;
  --r2: 18px;
}
*{box-sizing:border-box;margin:0;padding:0;}
html{font-size:16px;scroll-behavior:smooth;}
body{
  font-family:'Cairo',system-ui,sans-serif;
  background:linear-gradient(180deg,#eef2f9 0%,#f8fafc 240px,#eef2f9 100%);
  color:var(--text);line-height:1.65;-webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%;height:auto;}
a{text-decoration:none;color:inherit;}
.container{max-width:1480px;margin:0 auto;padding:0 16px;width:100%;}

/* ══ CATEGORY HERO BANNER ══════════════════════════════════ */
.cat-hero{
  background: linear-gradient(135deg, var(--navy) 0%, var(--navy3) 60%, #1e3a5f 100%);
  position:relative;overflow:hidden;padding:52px 0 42px;
}
.cat-hero::before{
  content:'';position:absolute;inset:0;
  background:radial-gradient(ellipse at 80% 50%, rgba(232,160,32,.12) 0%, transparent 70%),
             radial-gradient(ellipse at 20% 80%, rgba(37,99,235,.1) 0%, transparent 60%);
}
.cat-hero::after{
  content:'';position:absolute;top:-50%;left:-10%;
  width:400px;height:400px;
  background:radial-gradient(circle, rgba(245,200,66,.07) 0%, transparent 70%);
  border-radius:50%;
}
.cat-hero-inner{position:relative;z-index:1;max-width:1480px;margin:0 auto;padding:0 16px;}
.cat-hero-top{display:flex;align-items:flex-start;gap:16px;flex-wrap:wrap;}
.cat-icon-box{
  width:72px;height:72px;border-radius:18px;flex-shrink:0;
  background:linear-gradient(135deg, rgba(232,160,32,.25), rgba(232,160,32,.1));
  border:2px solid rgba(232,160,32,.3);
  display:flex;align-items:center;justify-content:center;
  font-size:2.2rem;
  box-shadow:0 8px 24px rgba(0,0,0,.2);
  backdrop-filter:blur(4px);
}
.cat-hero-text{}
.cat-parent-badge{
  display:inline-flex;align-items:center;gap:6px;
  background:rgba(255,255,255,.1);color:rgba(255,255,255,.7);
  border:1px solid rgba(255,255,255,.15);
  font-size:.76rem;font-weight:700;padding:4px 12px;border-radius:99px;
  margin-bottom:10px;transition:.2s;
}
.cat-parent-badge:hover{background:rgba(255,255,255,.15);color:#fff;}
.cat-hero-title{
  font-family:'Tajawal',sans-serif;
  font-size:clamp(1.8rem,4vw,2.8rem);
  font-weight:900;color:#fff;line-height:1.2;margin-bottom:12px;
  text-shadow:0 2px 10px rgba(0,0,0,.3);
}
.cat-hero-desc{color:rgba(255,255,255,.65);font-size:1rem;line-height:1.7;max-width:640px;margin-bottom:20px;}
.cat-stats-row{display:flex;gap:20px;flex-wrap:wrap;}
.cat-stat{
  display:flex;align-items:center;gap:8px;
  background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.12);
  padding:8px 16px;border-radius:10px;backdrop-filter:blur(4px);
}
.cat-stat .stat-num{font-size:1.1rem;font-weight:900;color:var(--gold2);}
.cat-stat .stat-label{font-size:.8rem;color:rgba(255,255,255,.6);}

/* ══ PAGE LAYOUT ═══════════════════════════════════════════ */
.page-layout{
  display:grid;
  grid-template-columns:minmax(0,1fr) 228px;
  gap:18px;align-items:start;padding:24px 0 52px;
}
main{min-width:0;width:100%;}
.side-col{position:sticky;top:calc(var(--ldz-shell-h, 58px) + 12px);max-width:228px;font-size:.92rem;}

/* ══ SUBCATEGORIES SECTION ═════════════════════════════════ */
.section-block{background:var(--white);border-radius:var(--r2);box-shadow:var(--shadow);margin-bottom:24px;overflow:hidden;}
.section-head{
  display:flex;align-items:center;justify-content:space-between;
  padding:18px 24px;
  border-bottom:1px solid var(--border);
}
.section-title{
  font-family:'Tajawal',sans-serif;font-size:1.15rem;font-weight:800;color:var(--text);
  display:flex;align-items:center;gap:10px;
}
.section-title::before{
  content:'';display:block;width:4px;height:20px;
  background:linear-gradient(to bottom,var(--gold),var(--accent));
  border-radius:2px;flex-shrink:0;
}
.section-count{background:var(--bg2);color:var(--text3);font-size:.76rem;font-weight:700;padding:4px 12px;border-radius:99px;}

/* ══ Subcategory Cards ═══════════════════════════════════ */
.subcats-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:16px;padding:20px 24px;}
.subcat-card{
  display:flex;align-items:center;gap:14px;
  padding:16px;border-radius:var(--r);
  border:1.5px solid var(--border);
  background:linear-gradient(135deg,#fff,var(--bg));
  transition:.22s;cursor:pointer;
}
.subcat-card:hover{
  border-color:var(--accent2);
  box-shadow:0 4px 16px rgba(37,99,235,.1);
  transform:translateY(-2px);
}
.subcat-icon{
  width:44px;height:44px;border-radius:12px;flex-shrink:0;
  background:linear-gradient(135deg,#eff6ff,#dbeafe);
  display:flex;align-items:center;justify-content:center;
  font-size:1.4rem;
}
.subcat-info{flex:1;min-width:0;}
.subcat-name{font-weight:700;font-size:.9rem;color:var(--text);margin-bottom:3px;}
.subcat-card:hover .subcat-name{color:var(--accent);}
.subcat-count{font-size:.75rem;color:var(--text3);}
.subcat-arrow{color:var(--text3);font-size:.8rem;flex-shrink:0;transition:.2s;}
.subcat-card:hover .subcat-arrow{color:var(--accent);transform:translateX(-3px);}

/* ══ ARTICLES TOOLBAR ══════════════════════════════════════ */
.articles-toolbar{
  display:flex;align-items:center;justify-content:space-between;
  padding:10px 18px;border-bottom:1px solid var(--border);
  background:var(--bg);font-size:.82rem;color:var(--text3);
}
.sort-hint{display:flex;align-items:center;gap:6px;}

/* ══ ARTICLES LIST — شريط أفقي ════════════════════════════ */
.articles-list{
  display:flex;
  flex-direction:column;
  counter-reset: art-counter;
}
.articles-list .art-row{content-visibility:auto;contain-intrinsic-size:auto 48px;}

.art-row{
  display:flex;
  align-items:center;
  gap:12px;
  padding:10px 18px;
  border-bottom:1px solid var(--border);
  background:var(--white);
  transition:background .15s, border-right-color .15s;
  border-right:4px solid transparent;
  position:relative;
  counter-increment: art-counter;
  text-decoration:none;
  color:inherit;
}
.art-row:last-child{border-bottom:none;}
.art-row:hover{
  background:var(--bg);
  border-right-color:var(--accent);
}

/* رقم ترتيبي */
.art-row-num{
  width:26px;
  height:26px;
  border-radius:8px;
  flex-shrink:0;
  background:var(--bg2);
  color:var(--text3);
  font-size:.71rem;
  font-weight:800;
  display:flex;
  align-items:center;
  justify-content:center;
}
.art-row-num.top3{background:var(--gold);color:var(--navy);}

/* أيقونة/صورة مصغرة */
.art-row-thumb{
  width:38px;
  height:38px;
  border-radius:8px;
  flex-shrink:0;
  overflow:hidden;
  background:linear-gradient(135deg,var(--bg2),var(--bg));
  display:flex;
  align-items:center;
  justify-content:center;
  font-size:1.2rem;
  border:1px solid var(--border);
}
.art-row-thumb img{
  width:100%;
  height:100%;
  object-fit:cover;
}

/* تاج القسم */
.art-row-cat{
  font-size:.69rem;
  font-weight:700;
  color:var(--accent);
  white-space:nowrap;
  flex-shrink:0;
  background:#eff6ff;
  padding:2px 9px;
  border-radius:99px;
  display:flex;
  align-items:center;
  gap:4px;
}

/* العنوان */
.art-row-title{
  flex:1;
  font-size:.88rem;
  font-weight:700;
  color:var(--text);
  line-height:1.4;
  min-width:0;
  white-space:nowrap;
  overflow:hidden;
  text-overflow:ellipsis;
  transition:color .15s;
}
.art-row:hover .art-row-title{color:var(--accent);}

/* الميتا: تاريخ + مشاهدات */
.art-row-meta{
  display:flex;
  align-items:center;
  gap:10px;
  font-size:.73rem;
  color:var(--text3);
  white-space:nowrap;
  flex-shrink:0;
}
.art-row-meta .views{display:flex;align-items:center;gap:3px;}

.art-file-badge{
  display:inline-flex;align-items:center;justify-content:center;
  min-width:46px;padding:4px 8px;border-radius:7px;
  font-size:.62rem;font-weight:800;color:#fff;flex-shrink:0;
  letter-spacing:.2px;
}
.art-file-badge.pdf{background:var(--red);}
.art-file-badge.word{background:#1d4ed8;}
.art-file-badge.ppt{background:#ea580c;}
.art-file-badge.other{background:#64748b;}

.cat-index-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:16px;padding:20px 22px;}
.cat-index-card{
  border:1px solid var(--border);border-radius:var(--r2);
  background:linear-gradient(160deg,#fff 0%,#f8fbff 55%,#eff6ff 100%);
  padding:18px;transition:.2s;box-shadow:var(--shadow-sm);
  position:relative;overflow:hidden;
}
.cat-index-card::after{
  content:'';position:absolute;top:0;right:0;width:100%;height:3px;
  background:linear-gradient(90deg,var(--gold),var(--accent));
}
.cat-index-card:hover{border-color:var(--accent2);box-shadow:var(--shadow);transform:translateY(-2px);}
.cat-index-top{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:10px;}
.cat-index-title{font-family:'Tajawal',sans-serif;font-size:1.05rem;font-weight:800;color:var(--navy);}
.cat-index-count{font-size:.72rem;font-weight:700;color:var(--text3);background:var(--white);padding:4px 10px;border-radius:99px;border:1px solid var(--border);}
.cat-index-subs{display:flex;flex-wrap:wrap;gap:6px;margin-top:8px;}
.cat-index-subs a{
  font-size:.72rem;font-weight:600;color:var(--accent);
  background:#fff;padding:4px 10px;border-radius:99px;border:1px solid #bfdbfe;
}
.cat-index-subs a:hover{background:var(--accent);color:#fff;}

/* ══ No Articles ═══════════════════════════════════════════ */
.no-content{text-align:center;padding:52px 20px;color:var(--text3);}
.no-content-icon{font-size:3rem;margin-bottom:12px;}

/* ══ PAGINATION ════════════════════════════════════════════ */
.pagination-wrap{display:flex;justify-content:center;align-items:center;gap:6px;padding:20px 24px;border-top:1px solid var(--border);}
.pg-btn{
  display:flex;align-items:center;justify-content:center;
  min-width:40px;height:40px;padding:0 12px;
  border-radius:9px;background:var(--white);
  border:1.5px solid var(--border);font-weight:600;font-size:.88rem;
  color:var(--text2);transition:.2s;
}
.pg-btn:hover{border-color:var(--accent2);color:var(--accent);background:#eff6ff;}
.pg-btn.active{background:var(--accent);color:#fff;border-color:var(--accent);box-shadow:0 3px 10px rgba(37,99,235,.3);}
.pg-btn.disabled{opacity:.4;pointer-events:none;}
.pg-dots{color:var(--text3);padding:0 4px;}

/* ══ SIDEBAR WIDGETS ═══════════════════════════════════════ */
.widget{background:var(--white);border:1px solid var(--border);border-radius:var(--r);overflow:hidden;margin-bottom:12px;box-shadow:var(--shadow-sm);}
.widget-head{padding:8px 11px;background:linear-gradient(135deg,var(--navy),var(--navy2));display:flex;align-items:center;gap:6px;border-bottom:2px solid var(--gold);}
.widget-head h3{color:#fff;font-size:.76rem;font-weight:700;line-height:1.3;}
.widget-body{padding:0;}

.sidebar-cats{list-style:none;}
.sidebar-cats li a{
  display:flex;align-items:center;justify-content:space-between;
  padding:8px 10px;border-bottom:1px solid #f1f5f9;
  transition:.15s;font-size:.72rem;color:var(--text2);font-weight:600;
}
.sidebar-cats li:last-child a{border-bottom:none;}
.sidebar-cats li a:hover{background:var(--bg);color:var(--accent);}
.sidebar-cats li a.active-cat{background:var(--accent3);color:var(--accent);border-right:3px solid var(--accent);}
.sidebar-cats li a .cat-cnt{background:var(--bg2);color:var(--text3);font-size:.62rem;padding:2px 7px;border-radius:99px;}

.pop-item{display:flex;align-items:flex-start;gap:8px;padding:7px 10px;border-bottom:1px solid #f1f5f9;}
.pop-item:last-child{border-bottom:none;}
.pop-item:hover{background:var(--bg);}
.pop-num{width:22px;height:22px;border-radius:6px;flex-shrink:0;background:var(--bg2);color:var(--text3);font-size:.62rem;font-weight:800;display:flex;align-items:center;justify-content:center;}
.pop-num.top{background:var(--gold);color:var(--navy);}
.pop-info{flex:1;min-width:0;}
.pop-title{font-size:.72rem;font-weight:600;color:var(--text);line-height:1.35;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.pop-title:hover{color:var(--accent);}
.pop-views{font-size:.64rem;color:var(--text3);margin-top:2px;}

.contribute-widget{background:linear-gradient(160deg,var(--navy),var(--navy3));border-radius:var(--r);padding:12px 11px;margin-bottom:12px;border:1px solid rgba(232,160,32,.28);}
.contribute-widget h3{color:var(--gold2);font-size:.78rem;font-weight:800;margin-bottom:5px;}
.contribute-widget p{color:rgba(255,255,255,.62);font-size:.68rem;line-height:1.45;margin-bottom:10px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.btn-contribute{display:flex;align-items:center;justify-content:center;gap:5px;background:linear-gradient(135deg,var(--gold),var(--gold2));color:var(--navy);padding:7px 8px;border-radius:8px;font-size:.72rem;font-weight:800;}
.btn-contribute:hover{transform:translateY(-1px);}

/* ══ ANIMATIONS ════════════════════════════════════════════ */
.fade-in{opacity:0;transform:translateY(14px);transition:opacity .45s,transform .45s;}
.fade-in.visible{opacity:1;transform:none;}
.fade-in:nth-child(2){transition-delay:.07s;}
.fade-in:nth-child(3){transition-delay:.14s;}
.fade-in:nth-child(4){transition-delay:.21s;}

/* Scroll top */
.scroll-top{position:fixed;bottom:28px;left:24px;width:46px;height:46px;background:linear-gradient(135deg,var(--navy),var(--navy2));color:#fff;border:none;border-radius:50%;cursor:pointer;display:none;align-items:center;justify-content:center;box-shadow:var(--shadow-lg);font-size:1.1rem;z-index:99;border:2px solid var(--gold);transition:.2s;}
.scroll-top.show{display:flex;}
.scroll-top:hover{background:var(--navy3);}

/* ══ RESPONSIVE ════════════════════════════════════════════ */

@media(max-width:1280px){
  .page-layout{grid-template-columns:minmax(0,1fr) 212px;gap:14px;}
  .side-col{max-width:212px;}
}
@media(max-width:1024px){
  .page-layout{grid-template-columns:1fr;gap:18px;}
  .side-col{
    position:static;max-width:none;
    display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;
  }
  .contribute-widget{grid-column:1/-1;margin-bottom:0;}
  .widget{margin-bottom:0;}
  .cat-index-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
}

/* — هاتف ≤768px — */
@media(max-width:768px){
  /* Hero */
  .cat-hero{padding:28px 0 22px;}
  .cat-hero-title{font-size:1.5rem;}
  .cat-stats-row{gap:8px;}
  .cat-stat{padding:6px 12px;}
  .cat-stat .stat-num{font-size:.95rem;}
  .cat-stat .stat-label{font-size:.73rem;}

  /* Section head: تصغير padding */
  .section-head{padding:13px 14px;}
  .section-title{font-size:1rem;}

  /* Subcategories: عمود واحد */
  .subcats-grid{
    grid-template-columns:1fr;
    padding:12px 14px;
    gap:10px;
  }

  /* Articles toolbar */
  .articles-toolbar{
    padding:8px 14px;
    font-size:.76rem;
    flex-wrap:wrap;
    gap:4px;
  }

  /* شريط المقال على الهاتف:
     نُبقي الصورة المصغّرة والعنوان والتاريخ فقط
     ونخفي: الرقم، التاج، المشاهدات */
  .art-row{
    padding:10px 14px;
    gap:10px;
    border-right-width:3px;
  }
  .art-row-num{display:none;}
  .art-row-cat{display:none;}
  .art-file-badge{min-width:40px;font-size:.58rem;}
  .art-row-meta .views{display:none;}

  /* الصورة: أصغر قليلاً */
  .art-row-thumb{
    width:42px;
    height:42px;
    flex-shrink:0;
  }

  /* العنوان: يلتف على سطرين */
  .art-row-title{
    white-space:normal;
    display:-webkit-box;
    -webkit-line-clamp:2;
    -webkit-box-orient:vertical;
    overflow:hidden;
    font-size:.85rem;
    line-height:1.45;
  }

  /* التاريخ فقط */
  .art-row-meta{
    flex-direction:column;
    align-items:flex-end;
    gap:2px;
    font-size:.7rem;
    white-space:nowrap;
  }

  /* Pagination: أزرار أكبر لمساحة اللمس */
  .pagination-wrap{padding:14px 10px;gap:5px;flex-wrap:wrap;}
  .pg-btn{min-width:42px;height:42px;font-size:.82rem;}

  /* Contribute widget */
  .contribute-widget{padding:16px;}

  /* Footer */
  .footer-inner{flex-direction:column;align-items:flex-start;gap:12px;}
  .footer-links-row{gap:14px;}
}

/* — هاتف صغير ≤480px — */
@media(max-width:480px){
  .container{padding:0 10px;}
  .page-layout{padding:12px 0 30px;gap:16px;}
  .cat-icon-box{width:50px;height:50px;font-size:1.5rem;border-radius:14px;}
  .cat-hero-title{font-size:1.3rem;}

  /* الصورة المصغّرة: مخفية على الشاشات الضيقة جداً */
  .art-row-thumb{display:none;}

  .art-row{padding:9px 10px;gap:8px;border-right-width:3px;}
  .art-row-title{font-size:.82rem;}

  .section-head{padding:11px 10px;}
  .subcats-grid{padding:10px;}
  .subcat-card{padding:12px;}
  .side-col{grid-template-columns:1fr;}
  .cat-index-grid{grid-template-columns:1fr;padding:12px;}

  /* Footer links: wrap cleanly */
  .footer-links-row{gap:10px;}
  .footer-links-row a{font-size:.78rem;}
}