:root{
  --primary:#2563eb;
  --primary-dark:#1d4ed8;
  --green:#16a34a;
  --red:#dc2626;
  --orange:#d97706;
  --bg:#f4f6f9;
  --card:#ffffff;
  --border:#e2e8f0;
  --text:#1e293b;
  --muted:#64748b;
}
*{box-sizing:border-box;}
body{
  margin:0;
  font-family:"Segoe UI", Tahoma, Arial, sans-serif;
  background:var(--bg);
  color:var(--text);
  direction:rtl;
}
.topbar{
  background:var(--primary);
  color:#fff;
  padding:14px 24px;
}
.topbar-row{display:flex; align-items:center; justify-content:space-between;}
.brand{font-weight:bold; font-size:1.2em;}
.nav-toggle{
  display:none;
  background:transparent;
  border:1px solid rgba(255,255,255,.5);
  color:#fff;
  font-size:1.3em;
  border-radius:6px;
  padding:2px 10px;
  cursor:pointer;
}
.topbar nav{display:flex; align-items:center; flex-wrap:wrap; gap:4px; margin-top:10px;}
.topbar nav a{
  color:#fff;
  text-decoration:none;
  padding:7px 12px;
  border-radius:6px;
  transition:background .15s;
}
.topbar nav a:hover{background:rgba(255,255,255,.15);}
.nav-user{
  color:#dbeafe;
  font-size:.85em;
  padding:7px 12px;
  margin-inline-start:auto;
}
.nav-logout{background:rgba(255,255,255,.15); font-weight:600;}

@media (max-width: 780px){
  .nav-toggle{display:block;}
  .topbar nav{
    display:none;
    flex-direction:column;
    align-items:stretch;
    gap:2px;
  }
  .topbar nav.open{display:flex;}
  .topbar nav a, .nav-user{margin-inline-start:0;}
}
.container{max-width:1100px; margin:24px auto; padding:0 16px;}
.footer{text-align:center; color:var(--muted); padding:24px; font-size:.9em;}

h1{font-size:1.5em; margin-bottom:6px;}
.subtitle{color:var(--muted); margin-top:0; margin-bottom:20px;}

.stats-grid{
  display:grid;
  grid-template-columns:repeat(auto-fit, minmax(170px,1fr));
  gap:14px;
  margin-bottom:24px;
}
.stat-card{
  background:var(--card);
  border:1px solid var(--border);
  border-radius:10px;
  padding:16px;
  text-align:center;
}
.stat-card .value{font-size:1.6em; font-weight:bold; display:block; margin-bottom:4px;}
.stat-card .label{color:var(--muted); font-size:.9em;}
.stat-card.paid .value{color:var(--green);}
.stat-card.unpaid .value{color:var(--red);}
.stat-card.collected .value{color:var(--primary);}
.stat-card.remaining .value{color:var(--orange);}

.progress-bar{
  background:#e5e7eb;
  border-radius:20px;
  height:14px;
  overflow:hidden;
  margin:8px 0 20px;
}
.progress-bar > div{
  background:linear-gradient(90deg, var(--green), #22c55e);
  height:100%;
}

.card{
  background:var(--card);
  border:1px solid var(--border);
  border-radius:10px;
  padding:18px;
  margin-bottom:20px;
}

table{width:100%; border-collapse:collapse; background:var(--card);}
th, td{padding:10px 12px; text-align:right; border-bottom:1px solid var(--border);}
th{background:#f1f5f9; font-weight:600;}
tr:hover td{background:#f8fafc;}

.badge{
  display:inline-block;
  padding:3px 10px;
  border-radius:20px;
  font-size:.85em;
  font-weight:600;
}
.badge.paid{background:#dcfce7; color:var(--green);}
.badge.unpaid{background:#fee2e2; color:var(--red);}
.badge.active{background:#dbeafe; color:var(--primary);}
.badge.inactive{background:#f1f5f9; color:var(--muted);}

.btn{
  display:inline-block;
  padding:7px 14px;
  border:none;
  border-radius:6px;
  background:var(--primary);
  color:#fff;
  cursor:pointer;
  text-decoration:none;
  font-size:.9em;
}
.btn:hover{background:var(--primary-dark);}
.btn.green{background:var(--green);}
.btn.green:hover{background:#15803d;}
.btn.red{background:var(--red);}
.btn.red:hover{background:#b91c1c;}
.btn.small{padding:4px 10px; font-size:.82em;}
.btn.outline{background:transparent; color:var(--primary); border:1px solid var(--primary);}

.toolbar{display:flex; justify-content:space-between; align-items:center; flex-wrap:wrap; gap:10px; margin-bottom:16px;}

form.inline{display:inline;}

.form-grid{display:grid; grid-template-columns:repeat(auto-fit,minmax(200px,1fr)); gap:14px;}
.form-group{display:flex; flex-direction:column; gap:6px;}
.form-group label{font-size:.9em; color:var(--muted);}
.form-group input, .form-group select, .form-group textarea{
  padding:9px 10px;
  border:1px solid var(--border);
  border-radius:6px;
  font-size:1em;
  font-family:inherit;
}
.form-actions{margin-top:16px;}

.paid-form{margin-top:8px; display:flex; gap:6px; flex-wrap:wrap; align-items:center;}
.paid-form input, .paid-form select{padding:6px 8px; border:1px solid var(--border); border-radius:6px; font-size:.85em;}
.paid-form input[type=number], .paid-form input[type=text]{width:140px;}

.alert{padding:12px 16px; border-radius:8px; margin-bottom:16px;}
.alert.success{background:#dcfce7; color:#166534;}
.alert.warning{background:#fef3c7; color:#92400e;}

.month-picker{display:flex; align-items:center; gap:10px;}
.month-picker input[type=month]{padding:8px; border-radius:6px; border:1px solid var(--border);}

.empty{color:var(--muted); text-align:center; padding:30px;}
.muted{color:var(--muted);}

/* جدول قابل للتمرير أفقيًا على الجوال بدل كسر التصميم */
.table-scroll{overflow-x:auto; -webkit-overflow-scrolling:touch;}
.table-scroll table{min-width:560px;}

.btn-group{display:flex; gap:8px; flex-wrap:wrap; align-items:center;}

.btn.whatsapp{background:#25D366;}
.btn.whatsapp:hover{background:#1ebe57;}

.dup-warning{color:var(--orange); display:block; margin-top:4px;}

/* صفحة تسجيل الدخول */
.login-body{
  background:var(--bg);
  display:flex;
  align-items:center;
  justify-content:center;
  min-height:100vh;
  margin:0;
  font-family:"Segoe UI", Tahoma, Arial, sans-serif;
  direction:rtl;
}
.login-box{
  background:var(--card);
  border:1px solid var(--border);
  border-radius:12px;
  padding:28px;
  width:100%;
  max-width:380px;
  box-shadow:0 10px 30px rgba(0,0,0,.06);
}
.login-brand{font-size:1.4em; font-weight:bold; text-align:center; margin-bottom:6px;}

/* التقارير - الرسوم البيانية */
.charts-grid{display:grid; grid-template-columns:repeat(auto-fit, minmax(280px,1fr)); gap:16px;}
.chart-wrap{position:relative; height:280px;}
.chart-wrap.small{height:240px;}

.name-results{list-style:none; padding:0; margin:0; display:flex; flex-direction:column; gap:6px;}
.name-results li{padding:10px 14px; background:#f8fafc; border-radius:8px;}
.name-results a{
  display:block;
  padding:10px 14px;
  background:#f1f5f9;
  border-radius:8px;
  text-decoration:none;
  color:var(--text);
}
.name-results a:hover{background:#e2e8f0;}

.campaigns-public{margin-bottom:20px;}
.campaign-card{border-inline-start:4px solid var(--primary);}

/* جدول السنة: أول عمود (الاسم) ثابت أثناء التمرير الأفقي على الجوال */
.year-grid{min-width:820px;}
.year-grid th, .year-grid td{text-align:center; padding:8px 6px;}
.year-grid thead th:first-child, .year-grid tbody td:first-child{text-align:right;}
.sticky-col{
  position:sticky; right:0;
  background:var(--card);
  box-shadow:-1px 0 0 var(--border);
  min-width:130px;
}
thead .sticky-col{background:#f1f5f9; z-index:2;}
.ycell{
  display:inline-flex; align-items:center; justify-content:center;
  width:26px; height:26px; border-radius:6px; font-weight:bold; font-size:.9em;
}
.ycell.paid{background:#dcfce7; color:var(--green);}
.ycell.unpaid{background:#fee2e2; color:var(--red);}
.ycell.none{background:#f1f5f9; color:var(--muted);}

/* تحسينات عامة للجوال */
@media (max-width: 640px){
  .container{margin:14px auto; padding:0 10px;}
  .stats-grid{grid-template-columns:repeat(2, 1fr);}
  .stat-card .value{font-size:1.25em;}
  .card{padding:14px;}
  .toolbar{flex-direction:column; align-items:stretch;}
  .toolbar > *{width:100%;}
  .btn-group{justify-content:flex-start;}
  .form-grid{grid-template-columns:1fr;}
  th, td{padding:8px;}
  .login-box{padding:20px;}
}