:root {
  --radius-lg: 18px;
  --radius-md: 12px;
  --radius-sm: 9px;
  --shadow-card: 0 1px 2px rgba(20, 20, 30, .04), 0 10px 24px -12px rgba(20, 20, 30, .10);
  --shadow-pop: 0 12px 32px -8px rgba(20, 20, 30, .18);

  --maroon-soft: rgba(193, 39, 45, .10);
  --success-soft: rgba(46, 125, 50, .16);
  --warning-soft: rgba(249, 168, 37, .16);
  --danger-soft: rgba(193, 39, 45, .10);
  --info-soft: rgba(21, 101, 192, .12);
  --secondary-soft: rgba(71, 85, 105, .12);
}
[data-theme="dark"] {
  --shadow-card: 0 1px 2px rgba(0, 0, 0, .3), 0 10px 24px -12px rgba(0, 0, 0, .5);
  --maroon-soft: rgba(232, 90, 95, .16);
  --success-soft: rgba(46, 125, 50, .28);
  --warning-soft: rgba(249, 168, 37, .20);
  --danger-soft: rgba(232, 90, 95, .16);
  --info-soft: rgba(21, 101, 192, .22);
  --secondary-soft: rgba(203, 213, 225, .16);
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; font-family: 'Tajawal', "Segoe UI", Tahoma, Arial, sans-serif; }
body { min-height: 100vh; background: var(--bg); }
a { color: inherit; text-decoration: none; }

.app-shell { display: flex; min-height: 100vh; }

/* ---------- الشريط الجانبي ---------- */
.sidebar {
  width: 250px;
  flex-shrink: 0;
  background: linear-gradient(180deg, var(--sidebar-bg), var(--sidebar-bg-2));
  color: var(--sidebar-text);
  display: flex;
  flex-direction: column;
  padding: 22px 14px;
  position: sticky;
  top: 0;
  height: 100vh;
  overflow-y: auto;
  /* يستثنيه من التلاشي المتقاطع (crossfade) الخاص بانتقال الصفحات - بدونها، المتصفح يعامل
     الشريط كجزء من "صورة" كل صفحة فيتلاشى فوق نفسه بين صفحة وأخرى رغم أنه لا يتغيّر إطلاقًا،
     فيظهر وميض/ازدواج لحظي فيه بالذات. اسم ثابت = يبقى عنصرًا واحدًا مستقرًا عبر كل تنقّل. */
  view-transition-name: app-sidebar;
}
.sidebar-logo { display: block; text-align: center; padding: 6px 0 18px; }
.sidebar-logo img { max-width: 150px; border-radius: 10px; }
.sidebar-logo .fallback-title { font-weight: 800; font-size: 15px; color: white; letter-spacing: .2px; }
.sidebar-divider { border: none; border-top: 1px solid rgba(255,255,255,.08); margin: 4px 0 14px; }
.nav-list { list-style: none; margin: 0; padding: 0; flex: 1; display: flex; flex-direction: column; gap: 3px; }
.nav-link {
  display: flex; align-items: center; gap: 12px;
  padding: 11px 14px; border-radius: var(--radius-sm); color: rgba(255,255,255,.72);
  font-size: 14px; font-weight: 500; transition: background .15s, color .15s;
}
.nav-link .nav-icon { display: inline-flex; width: 18px; height: 18px; flex-shrink: 0; opacity: .85; }
.nav-link:hover { background: rgba(255,255,255,.06); color: white; }
.nav-link.active { background: var(--sidebar-active); color: white; font-weight: 700; box-shadow: 0 6px 16px -4px rgba(0,0,0,.35); }
.nav-link.active .nav-icon { opacity: 1; }
.sidebar-footer { padding-top: 16px; border-top: 1px solid rgba(255,255,255,.08); margin-top: 12px; }
.sidebar-user { display: flex; align-items: center; gap: 10px; padding: 6px 4px 14px; }
.sidebar-user .avatar {
  width: 36px; height: 36px; border-radius: 50%; background: var(--sidebar-active); color: white;
  display: flex; align-items: center; justify-content: center; font-weight: 700; font-size: 14px; flex-shrink: 0;
}
.sidebar-footer .user-name { font-weight: 700; font-size: 13px; color: white; }
.sidebar-footer .user-role { font-size: 11px; color: rgba(255,255,255,.5); }
.btn-logout {
  display: flex; align-items: center; justify-content: center; gap: 6px; width: 100%; text-align: center; padding: 8px 0;
  background: rgba(255,255,255,.08); color: white; border-radius: var(--radius-sm); font-size: 11px; font-weight: 600;
  border: none; cursor: pointer; transition: background .15s;
}
.btn-logout .nav-icon { display: inline-flex; width: 14px; height: 14px; flex-shrink: 0; }
.btn-logout:hover { background: var(--maroon); }

/* ---------- المحتوى ---------- */
.main-content { flex: 1; min-width: 0; padding: 26px 30px 40px; }
.page-header { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 12px; margin-bottom: 22px; }
.page-title { font-size: 24px; font-weight: 800; margin: 0; letter-spacing: -.2px; }

/* ---------- بطاقات ---------- */
.card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 22px; margin-bottom: 20px; box-shadow: var(--shadow-card); }
.kpi-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(210px, 1fr)); gap: 16px; margin-bottom: 22px; }
.kpi-card {
  background: var(--surface); border: 1px solid var(--border); border-inline-start: none;
  border-radius: var(--radius-lg); padding: 18px 20px; box-shadow: var(--shadow-card);
  display: flex; flex-direction: column; gap: 10px;
}
.kpi-card .kpi-icon {
  width: 40px; height: 40px; border-radius: 12px; display: flex; align-items: center; justify-content: center;
  font-size: 18px; background: var(--maroon-soft); color: var(--maroon);
}
.kpi-card .kpi-value { font-size: 24px; font-weight: 800; letter-spacing: -.3px; }
.kpi-card .kpi-title { font-size: 12.5px; color: var(--text-muted); font-weight: 600; }
.kpi-card.success .kpi-icon { background: var(--success-soft); color: var(--success); }
.kpi-card.warning .kpi-icon { background: var(--warning-soft); color: #9a6a00; }
.kpi-card.danger .kpi-icon { background: var(--danger-soft); color: var(--danger); }
.kpi-card.info .kpi-icon { background: var(--info-soft); color: var(--info); }

/* ---------- تنبيهات لوحة التحكم ---------- */
.alert-list { display: flex; flex-direction: column; gap: 10px; }
.alert-item { border-radius: var(--radius-md); padding: 12px 16px; border-inline-start: none; background: var(--bg); }
.alert-item .alert-title { font-weight: 700; font-size: 13px; }
.alert-item .alert-detail { font-size: 12px; color: var(--text-muted); margin-top: 2px; }
.alert-item.warning { background: var(--warning-soft); }
.alert-item.danger { background: var(--danger-soft); }

/* ---------- فلاتر/بحث ---------- */
.filter-bar { display: flex; gap: 10px; flex-wrap: wrap; align-items: center; margin-bottom: 16px; }
.filter-bar input[type="text"], .filter-bar select { padding: 9px 12px; }

/* ---------- نماذج ---------- */
.form-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 16px; }
.field { display: flex; flex-direction: column; gap: 6px; }
.field.full { grid-column: 1 / -1; }
.field label { font-size: 13px; font-weight: 700; }
.field .hint { font-size: 11px; color: var(--text-muted); }
input[type="text"], input[type="number"], input[type="date"], input[type="password"],
input[type="time"], input[type="file"], select, textarea {
  padding: 10px 12px; border: 1px solid var(--border); border-radius: var(--radius-sm);
  background: var(--surface); color: var(--text); font-size: 14px; font-family: inherit;
  transition: border-color .15s, box-shadow .15s;
}
input:focus, select:focus, textarea:focus {
  outline: none; border-color: var(--maroon); box-shadow: 0 0 0 3px var(--maroon-soft);
}
textarea { min-height: 70px; resize: vertical; }
.checkbox-row { display: flex; align-items: center; gap: 8px; }
.field-error { color: var(--danger); font-size: 12px; }
.form-actions { display: flex; gap: 10px; margin-top: 20px; }

/* ---------- أزرار ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 6px; padding: 10px 18px; border-radius: var(--radius-sm);
  border: none; cursor: pointer; font-size: 14px; font-weight: 600; font-family: inherit; transition: transform .1s, box-shadow .15s, background .15s;
}
.btn-primary { background: var(--maroon); color: white; box-shadow: 0 8px 18px -8px var(--maroon); }
.btn-primary:hover { background: var(--maroon-dark); }
.btn-secondary { background: var(--gray-medium); color: white; }
.btn-secondary:hover { background: var(--gray-dark); }
.btn-danger { background: var(--danger); color: white; }
.btn-danger:hover { background: var(--maroon-dark); }
.btn-outline { background: var(--surface); border: 1px solid var(--border); color: var(--text); }
.btn-outline:hover { background: var(--bg); }
/* لإجراءات خطيرة جدًا (حذف نهائي) بجانب إجراء اعتيادي بنفس اللون - تمييز بصري يمنع الخلط بينهما بالخطأ */
.btn-danger-quiet { background: transparent; border: 1px solid var(--danger); color: var(--danger); }
.btn-danger-quiet:hover { background: var(--danger); color: white; }
.btn-sm { padding: 6px 12px; font-size: 12px; }
.btn:active { transform: translateY(1px); }
.btn:disabled { opacity: .5; cursor: not-allowed; }

/* ---------- جداول ---------- */
.table-wrap { overflow-x: auto; background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-lg); box-shadow: var(--shadow-card); }
table.data-table { width: 100%; border-collapse: collapse; font-size: 13px; min-width: 640px; }
table.data-table th, table.data-table td { padding: 13px 16px; border-bottom: 1px solid var(--border); text-align: start; white-space: nowrap; }
table.data-table th { background: transparent; font-weight: 700; font-size: 12px; color: var(--text-muted); text-transform: uppercase; letter-spacing: .3px; }
table.data-table tbody tr:last-child td { border-bottom: none; }
table.data-table tbody tr:hover { background: var(--bg); }
.row-actions { display: flex; gap: 6px; flex-wrap: nowrap; }
.empty-state { padding: 36px; text-align: center; color: var(--text-muted); }

/* ---------- ترقيم الصفحات ---------- */
.pagination { display: flex; align-items: center; justify-content: center; gap: 14px; margin-top: 16px; }
.pagination [disabled] { opacity: .4; pointer-events: none; }
.pagination-info { font-size: 12.5px; color: var(--text-muted); }

/* ---------- شارات الحالة ---------- */
.badge { display: inline-flex; align-items: center; padding: 4px 12px; border-radius: 999px; font-size: 12px; font-weight: 700; color: inherit; }
.badge.success { background: var(--success-soft); color: var(--success); }
.badge.warning { background: var(--warning-soft); color: #9a6a00; }
.badge.danger { background: var(--danger-soft); color: var(--danger); }
.badge.info { background: var(--info-soft); color: var(--info); }
.badge.secondary { background: var(--secondary-soft); color: var(--secondary-text); }
.badge.closed { background: rgba(143, 29, 34, .14); color: var(--maroon-dark); }

/* ---------- تبويبات ---------- */
.tabs { display: flex; gap: 4px; border-bottom: 1px solid var(--border); margin-bottom: 20px; flex-wrap: wrap; }
.tab-link { padding: 11px 18px; border-radius: var(--radius-sm) var(--radius-sm) 0 0; font-size: 14px; font-weight: 600; color: var(--text-muted); }
.tab-link.active { background: var(--surface); color: var(--maroon); font-weight: 800; border: 1px solid var(--border); border-bottom-color: var(--surface); margin-bottom: -1px; }

/* ---------- تنبيهات Flash / toast ---------- */
.flash-stack { position: fixed; top: 18px; inset-inline-end: 18px; z-index: 999; display: flex; flex-direction: column; gap: 8px; max-width: 320px; }
.flash { padding: 13px 18px; border-radius: var(--radius-sm); color: white; font-size: 13px; box-shadow: var(--shadow-pop); animation: fadein .15s ease-out; }
.flash.success { background: var(--success); }
.flash.error { background: var(--danger); }
.flash.warning { background: var(--warning); color: #3a2f0f; }
.flash.info { background: var(--info); }
@keyframes fadein { from { opacity: 0; transform: translateY(-6px); } to { opacity: 1; transform: translateY(0); } }

/* ---------- شاشة الدخول ---------- */
.login-shell { display: flex; min-height: 100vh; }
.login-brand { flex: 1; background: linear-gradient(160deg, var(--maroon), var(--maroon-dark)); color: white; display: flex; align-items: center; justify-content: center; padding: 40px; text-align: center; }
.login-brand img { max-width: 220px; margin-bottom: 24px; border-radius: 14px; }
.login-form { flex: 1; display: flex; align-items: center; justify-content: center; padding: 40px; }
.login-card { width: 100%; max-width: 360px; background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 32px; box-shadow: var(--shadow-card); }
.login-card h1 { font-size: 24px; margin-bottom: 6px; font-weight: 800; }
.login-card .subtitle { color: var(--text-muted); font-size: 13px; margin-bottom: 26px; }
.login-card .field { margin-bottom: 14px; }
.login-card .btn-primary { width: 100%; justify-content: center; padding: 12px; margin-top: 8px; }
.login-hint { text-align: center; font-size: 11px; color: var(--text-muted); margin-top: 18px; }

/* ---------- الشريط العلوي للشاشات الصغيرة (يظهر بدل الشريط الجانبي الثابت) ---------- */
/* نفس سبب view-transition-name على .sidebar أعلاه - يمنع وميضه بين الصفحات على الجوال/الآيباد */
.mobile-topbar { display: none; view-transition-name: app-mobile-topbar; }
.mobile-menu-btn {
  width: 38px; height: 38px; border-radius: var(--radius-sm); border: none; cursor: pointer;
  background: rgba(255,255,255,.1); color: white; display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.mobile-menu-btn svg { width: 20px; height: 20px; }
.mobile-topbar-logo { height: 30px; max-width: 120px; object-fit: contain; }
.mobile-topbar-avatar {
  width: 32px; height: 32px; border-radius: 50%; background: var(--sidebar-active); color: white;
  display: flex; align-items: center; justify-content: center; font-weight: 700; font-size: 13px; flex-shrink: 0;
}
.sidebar-backdrop { display: none; }

/* ---------- استجابة للأجهزة اللوحية والهواتف ---------- */
@media (max-width: 860px) {
  .app-shell { flex-direction: column; }

  .mobile-topbar {
    display: flex; align-items: center; justify-content: space-between; gap: 10px;
    position: sticky; top: 0; z-index: 60; padding: 10px 14px;
    background: linear-gradient(180deg, var(--sidebar-bg), var(--sidebar-bg-2));
  }

  /* الشريط الجانبي يتحول لقائمة منزلقة (drawer) فوق المحتوى بدل شريط أفقي مزدحم */
  .sidebar {
    position: fixed; top: 0; right: 0; height: 100vh; width: 270px; max-width: 82vw;
    transform: translateX(100%); transition: transform .25s ease; z-index: 100;
    box-shadow: -8px 0 24px rgba(0,0,0,.25);
  }
  .app-shell.sidebar-open .sidebar { transform: translateX(0); }
  .sidebar-backdrop {
    display: block; position: fixed; inset: 0; background: rgba(0,0,0,0); pointer-events: none;
    transition: background .25s ease; z-index: 90;
  }
  .app-shell.sidebar-open .sidebar-backdrop { background: rgba(0,0,0,.5); pointer-events: auto; }

  .main-content { padding: 16px; }

  /* تبويبات قابلة للتمرير الأفقي بدل الالتفاف على عدة أسطر */
  .tabs { flex-wrap: nowrap; overflow-x: auto; -webkit-overflow-scrolling: touch; padding-bottom: 2px; }
  .tab-link { flex-shrink: 0; }

  /* أهداف لمس أكبر للأزرار وحقول الإدخال */
  .btn { padding: 11px 16px; }
  .btn-sm { padding: 8px 12px; }
  input[type="text"], input[type="number"], input[type="date"], input[type="password"],
  input[type="time"], input[type="file"], select, textarea {
    padding: 11px 12px; font-size: 16px; /* 16px يمنع تكبير Safari التلقائي للحقل عند التركيز */
  }

  .page-header { align-items: stretch; }
  .page-title { font-size: 20px; }
  .filter-bar { flex-direction: column; align-items: stretch; }
  .filter-bar input[type="text"], .filter-bar select { width: 100%; }
  .form-actions { flex-direction: column; }
  .form-actions .btn { width: 100%; justify-content: center; }
  .row-actions { flex-wrap: wrap; }

  .login-shell { flex-direction: column; }
  .login-brand { padding: 28px 20px; order: 2; }
  .login-brand img { max-width: 140px; margin-bottom: 10px; }
  .login-brand h2 { font-size: 17px; }
  .login-form { padding: 24px 18px; order: 1; }
  .login-card { padding: 24px; }
}

@media (max-width: 480px) {
  .kpi-grid { grid-template-columns: 1fr 1fr; gap: 10px; }
  .kpi-card { padding: 14px; }
  .kpi-card .kpi-value { font-size: 20px; }
  .card { padding: 16px; }
  .pagination { flex-wrap: wrap; gap: 8px; }
}