:root{
  --primary:#1e6f5c; --primary-dark:#14503f; --primary-light:#e6f4f1;
  --accent:#c98a2c; --danger:#c0392b; --success:#1e8449;
  --bg:#f6f7f9; --card:#ffffff; --text:#1f2937; --muted:#6b7280;
  --border:#e5e7eb; --radius:14px; --shadow:0 2px 10px rgba(0,0,0,.06);
}
*{box-sizing:border-box;}
body{
  margin:0; background:var(--bg); color:var(--text);
  font-family:"Tahoma","Segoe UI",Arial,sans-serif; direction:rtl; text-align:right;
  line-height:1.7;
}
.wrap{max-width:1100px;margin:0 auto;padding:20px 16px 60px;}
header.site{
  background:linear-gradient(135deg,var(--primary),var(--primary-dark));
  color:#fff; padding:26px 16px; margin-bottom:24px;
}
header.site .wrap{padding:0 16px;}
header.site h1{margin:0 0 6px;font-size:1.6rem;}
header.site p{margin:0;opacity:.9;font-size:.95rem;}
header.site p.tagline{font-size:1.05rem;font-weight:bold;opacity:1;margin:0 0 10px;}
header.site p + p{margin-top:8px;}

.feature-list{list-style:none;margin:0 0 20px;padding:0;display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:10px;}
.feature-list li{
  background:var(--card);border:1px solid var(--border);border-radius:12px;padding:12px 16px;
  font-size:.95rem;box-shadow:var(--shadow);
}
.closing-line{text-align:center;font-weight:bold;color:var(--primary-dark);margin:0 0 6px;font-size:1.02rem;}
.guarantee-badge{
  text-align:center;font-weight:bold;color:#fff;background:linear-gradient(135deg,var(--accent),#b8791f);
  display:table;margin:10px auto 0;padding:8px 20px;border-radius:20px;font-size:.95rem;box-shadow:var(--shadow);
}

.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:14px;}
.exam-card{
  background:var(--card); border:1px solid var(--border); border-radius:var(--radius);
  padding:16px; box-shadow:var(--shadow); display:flex; flex-direction:column; gap:10px;
}
.exam-card .num{
  width:42px;height:42px;border-radius:50%;background:var(--primary-light);color:var(--primary-dark);
  display:flex;align-items:center;justify-content:center;font-weight:bold;font-size:1.05rem;
}
.exam-card h3{margin:0;font-size:1.05rem;}
.exam-card .meta{color:var(--muted);font-size:.85rem;}
.btn{
  display:inline-block; background:var(--primary); color:#fff !important; text-decoration:none;
  padding:9px 16px; border-radius:10px; font-size:.9rem; border:none; cursor:pointer;
  transition:background .15s ease;
}
.btn:hover{background:var(--primary-dark);}
.btn.secondary{background:#fff;color:var(--primary) !important;border:1px solid var(--primary);}
.btn.secondary:hover{background:var(--primary-light);}
.btn.block{display:block;text-align:center;width:100%;}
.btn.small{padding:5px 12px;font-size:.8rem;}

.top-bar{
  position:sticky; top:0; z-index:50; background:#fff; border-bottom:1px solid var(--border);
  padding:10px 16px; display:flex; align-items:center; justify-content:space-between; gap:12px;
  box-shadow:0 1px 4px rgba(0,0,0,.04);
}
.top-bar .title{font-weight:bold;color:var(--primary-dark);}
.timer{
  font-variant-numeric:tabular-nums; font-weight:bold; font-size:1.1rem;
  background:var(--primary-light); color:var(--primary-dark); padding:6px 14px; border-radius:20px;
}
.timer.warn{background:#fdecea;color:var(--danger);}

.progress-bar{height:6px;background:var(--border);border-radius:6px;overflow:hidden;margin:0 16px;}
.progress-bar span{display:block;height:100%;background:var(--primary);transition:width .2s;}

.section-tabs{display:flex;gap:8px;margin-bottom:16px;flex-wrap:wrap;}
.section-tab{
  flex:1; min-width:110px; text-align:center; padding:8px 10px; border-radius:10px;
  background:#fff; border:1px solid var(--border); color:var(--muted); font-size:.85rem; font-weight:bold;
}
.section-tab.current{background:var(--primary);color:#fff;border-color:var(--primary);}
.section-tab.done{background:var(--primary-light);color:var(--primary-dark);border-color:var(--primary-light);}
.top-bar .badge{margin-inline-start:8px;}

.section-title{
  margin:26px 0 12px; padding-bottom:8px; border-bottom:2px solid var(--primary-light);
  color:var(--primary-dark); font-size:1.15rem;
}
.question{
  background:var(--card); border:1px solid var(--border); border-radius:var(--radius);
  padding:16px 18px; margin-bottom:14px; box-shadow:var(--shadow);
}
.question .qhead{display:flex;justify-content:space-between;align-items:center;margin-bottom:8px;gap:8px;flex-wrap:wrap;}
.question .qnum{font-weight:bold;color:var(--primary-dark);}
.badge{
  font-size:.72rem; padding:3px 9px; border-radius:20px; background:#eef2f7; color:var(--muted); white-space:nowrap;
}
.badge.easy{background:#e8f8ee;color:var(--success);}
.badge.medium{background:#fff6e5;color:var(--accent);}
.badge.hard{background:#fdecea;color:var(--danger);}
.qtext{font-size:1.05rem;margin-bottom:12px;white-space:pre-line;}
.options{display:flex;flex-direction:column;gap:8px;}
.option{
  display:flex;align-items:center;gap:10px;padding:10px 12px;border:1px solid var(--border);
  border-radius:10px;cursor:pointer;transition:.15s;
}
.option:hover{background:#fafbfc;border-color:var(--primary);}
.option input{accent-color:var(--primary);width:17px;height:17px;flex-shrink:0;}
.option.correct{background:#e8f8ee;border-color:var(--success);}
.option.wrong{background:#fdecea;border-color:var(--danger);}
.explanation{
  margin-top:10px;padding:10px 12px;background:#f8fafc;border-radius:10px;font-size:.9rem;color:#374151;
  border-inline-start:3px solid var(--primary);
}
.result-badge{font-size:.8rem;font-weight:bold;padding:3px 10px;border-radius:20px;}
.result-badge.ok{background:#e8f8ee;color:var(--success);}
.result-badge.no{background:#fdecea;color:var(--danger);}
.result-badge.skip{background:#eef2f7;color:var(--muted);}

.summary-cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:14px;margin:20px 0;}
.summary-card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:18px;text-align:center;box-shadow:var(--shadow);}
.summary-card .value{font-size:1.8rem;font-weight:bold;color:var(--primary-dark);}
.summary-card .label{color:var(--muted);font-size:.85rem;margin-top:4px;}

.score-ring{
  width:150px;height:150px;border-radius:50%;display:flex;align-items:center;justify-content:center;
  margin:10px auto;background:conic-gradient(var(--primary) calc(var(--pct)*1%), var(--border) 0);
}
.score-ring .inner{
  width:118px;height:118px;background:#fff;border-radius:50%;display:flex;flex-direction:column;
  align-items:center;justify-content:center;
}
.score-ring .inner b{font-size:1.7rem;color:var(--primary-dark);}
.score-ring .inner span{font-size:.75rem;color:var(--muted);}

table.breakdown{width:100%;border-collapse:collapse;background:#fff;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);}
table.breakdown th,table.breakdown td{padding:10px 14px;text-align:center;border-bottom:1px solid var(--border);}
table.breakdown th{background:var(--primary-light);color:var(--primary-dark);}

.actions-row{display:flex;gap:10px;flex-wrap:wrap;margin:20px 0;}
.notice{background:#fff6e5;border:1px solid #f1d9a8;color:#7a5a12;padding:12px 16px;border-radius:10px;margin-bottom:16px;font-size:.9rem;}

footer.site{text-align:center;color:var(--muted);font-size:.82rem;padding:24px 0 10px;}
footer.site a{color:var(--primary);text-decoration:none;font-weight:bold;}
footer.site a:hover{text-decoration:underline;}

@media (max-width:600px){
  header.site h1{font-size:1.3rem;}
  .score-ring{width:130px;height:130px;}
  .score-ring .inner{width:100px;height:100px;}
}

/* ============== منصة: تنقل علوي + سفلي + مصادقة ============== */
body{padding-bottom:0;}
body.has-user{padding-bottom:70px;}

.topnav{background:#fff;border-bottom:1px solid var(--border);position:sticky;top:0;z-index:60;}
.topnav-inner{max-width:1100px;margin:0 auto;padding:12px 16px;display:flex;align-items:center;justify-content:space-between;}
.topnav .brand{font-weight:bold;color:var(--primary-dark);text-decoration:none;font-size:1.1rem;}
.topnav .brand svg{display:block;height:34px;width:auto;max-width:100%;}
.topnav .nav-links{align-items:center;gap:16px;}
.topnav .nav-links a{color:var(--text);text-decoration:none;font-size:.92rem;}
.topnav .nav-links a:hover{color:var(--primary);}
.topnav .btn.small{background:var(--primary);color:#fff !important;padding:6px 14px;border-radius:8px;}

.desktop-only{display:flex;}
.mobile-only{display:none;}

.bottom-nav{
  position:fixed;bottom:0;right:0;left:0;z-index:70;background:#fff;border-top:1px solid var(--border);
  justify-content:space-around;padding:6px 4px calc(6px + env(safe-area-inset-bottom));
  box-shadow:0 -2px 10px rgba(0,0,0,.05);
}
.bottom-nav a{flex:1;text-align:center;text-decoration:none;color:var(--muted);font-size:.7rem;padding:6px 2px;border-radius:10px;}
.bottom-nav a .icon{display:block;font-size:1.25rem;line-height:1.2;}
.bottom-nav a.active{color:var(--primary-dark);background:var(--primary-light);}

@media (max-width:760px){
  .desktop-only{display:none;}
  .mobile-only{display:flex;}
  /* مع اختفاء روابط التنقل على الموبايل، الشعار بيبقى العنصر الوحيد في الهيدر
     فبنوسّطه وبنخليه يكبر ويصغر مع عرض الشاشة نفسها (مش مقاس ثابت واحد بس) عشان
     يحس المستخدم إنه "مظبوط على عرض الشاشة" على أي موبايل كان عرضه كام بالظبط */
  .topnav-inner{justify-content:center;padding-inline:24px;}
  .topnav .brand{width:100%;display:flex;justify-content:center;}
  .topnav .brand svg{height:auto;width:min(42vw,340px);max-width:100%;}
}

/* نماذج المصادقة */
.auth-wrap{max-width:420px;margin:40px auto;padding:0 16px;}
.auth-card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);padding:26px 22px;}
.auth-card h2{margin:0 0 6px;color:var(--primary-dark);text-align:center;}
.auth-card p.sub{text-align:center;color:var(--muted);margin:0 0 20px;font-size:.9rem;}
.field{margin-bottom:14px;}
.field label{display:block;margin-bottom:6px;font-size:.88rem;color:var(--text);font-weight:bold;}
.field input, .field select, .field textarea{
  width:100%;padding:11px 12px;border:1px solid var(--border);border-radius:10px;font-size:.95rem;
  font-family:inherit;background:#fff;
}
.field textarea{resize:vertical;line-height:1.6;}
.field input:focus, .field select:focus, .field textarea:focus{outline:none;border-color:var(--primary);}
.field-error{color:var(--danger);font-size:.8rem;margin-top:4px;}
.form-error{background:#fdecea;color:var(--danger);padding:10px 14px;border-radius:10px;margin-bottom:14px;font-size:.9rem;}
.form-success{background:#e8f8ee;color:var(--success);padding:10px 14px;border-radius:10px;margin-bottom:14px;font-size:.9rem;}
.auth-switch-tabs{display:flex;gap:8px;margin-bottom:18px;background:var(--bg);padding:4px;border-radius:12px;}
.auth-switch-tabs a{
  flex:1;text-align:center;padding:9px;border-radius:9px;text-decoration:none;color:var(--muted);font-size:.88rem;font-weight:bold;
}
.auth-switch-tabs a.active{background:#fff;color:var(--primary-dark);box-shadow:var(--shadow);}
.auth-footer-link{text-align:center;margin-top:16px;font-size:.88rem;color:var(--muted);}
.auth-footer-link a{color:var(--primary);font-weight:bold;text-decoration:none;}
.otp-input{letter-spacing:8px;font-size:1.4rem;text-align:center;font-weight:bold;}

/* بطاقات الباقات */
.pkg-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:16px;}
.pkg-card{background:var(--card);border:2px solid var(--border);border-radius:var(--radius);padding:22px;text-align:center;box-shadow:var(--shadow);display:flex;flex-direction:column;gap:10px;}
.pkg-card.popular{border-color:var(--primary);}
.pkg-card .pkg-name{font-size:1.1rem;font-weight:bold;color:var(--primary-dark);}
.pkg-card .pkg-count{font-size:2rem;font-weight:bold;color:var(--primary);}
.pkg-card .pkg-price{font-size:1.3rem;font-weight:bold;}
.pkg-card .pkg-note{color:var(--muted);font-size:.82rem;}

.stat-row{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:12px;margin:16px 0;}
.stat-box{background:#fff;border:1px solid var(--border);border-radius:12px;padding:14px;text-align:center;}
.stat-box .num{font-size:1.5rem;font-weight:bold;color:var(--primary-dark);}
.stat-box .lbl{font-size:.78rem;color:var(--muted);margin-top:2px;}

.table-wrap{overflow-x:auto;}
table.plain{width:100%;border-collapse:collapse;background:#fff;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);min-width:560px;}
table.plain th, table.plain td{padding:10px 12px;text-align:center;border-bottom:1px solid var(--border);font-size:.88rem;white-space:nowrap;}
table.plain th{background:var(--primary-light);color:var(--primary-dark);}
.pill{display:inline-block;padding:3px 10px;border-radius:20px;font-size:.75rem;font-weight:bold;}
.pill.active{background:#e8f8ee;color:var(--success);}
.pill.inactive{background:#fdecea;color:var(--danger);}
.pill.admin{background:#eef2f7;color:var(--muted);}

/* روابط تحميل التطبيق في صفحة الدخول */
.app-links{margin-top:22px;padding-top:18px;border-top:1px solid #e5e7eb;text-align:center}
.app-links-title{font-size:.9rem;color:#6b7280;margin-bottom:10px}
.app-links-row{display:flex;gap:10px;justify-content:center;flex-wrap:wrap}
.app-link{display:inline-flex;align-items:center;gap:10px;background:#111827;color:#fff;text-decoration:none;padding:9px 16px;border-radius:10px;font-weight:700;font-size:.95rem;line-height:1.2;flex:1 1 150px;justify-content:center;min-width:150px}
.app-link span{display:flex;flex-direction:column;text-align:start}
.app-link small{font-size:.68rem;font-weight:400;opacity:.8}
.app-link:hover{background:#1f2937}