/* =====================================================
   Admin Panel — کارتابل‌مان
   ===================================================== */

:root {
  --primary: #0F1A3D;
  --primary-light: #1E2E5A;
  --secondary: #E8971F;
  --secondary-soft: rgba(232, 151, 31, 0.1);
  --background: #F4F6F9;
  --surface: #FFFFFF;
  --border: #E8ECF2;
  --text-main: #0F1A3D;
  --text-sub: #6B7A99;
  --text-light: #9BA8C0;
  --success: #2E7D32;
  --success-soft: rgba(46, 125, 50, 0.1);
  --warning: #E8971F;
  --warning-soft: rgba(232, 151, 31, 0.1);
  --danger: #C62828;
  --danger-soft: rgba(198, 40, 40, 0.1);
  --info: #1976D2;
  --info-soft: rgba(25, 118, 210, 0.1);
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: 'TheSans-Regular', 'IRANSans', Tahoma, sans-serif;
  background: var(--background);
  color: var(--text-main);
  direction: rtl;
  min-height: 100vh;
}

.hidden { display: none !important; }

/* =====================================================
   Loading & Access Denied
   ===================================================== */

.loading-screen {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  gap: 20px;
  color: var(--text-sub);
}

.spinner {
  width: 40px;
  height: 40px;
  border: 4px solid var(--border);
  border-top-color: var(--secondary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

.access-denied {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  gap: 20px;
  text-align: center;
  padding: 20px;
}

.access-denied h1 {
  color: var(--danger);
  font-size: 24px;
}

.access-denied p {
  color: var(--text-sub);
}

/* =====================================================
   Header
   ===================================================== */

.admin-header {
  background: var(--primary);
  color: white;
  padding: 12px 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

.header-right {
  display: flex;
  align-items: center;
  gap: 12px;
}

.logo {
  height: 32px;
}

.badge-admin {
  background: var(--secondary);
  color: var(--primary);
  font-size: 11px;
  font-weight: bold;
  padding: 4px 10px;
  border-radius: 12px;
}

.header-left {
  display: flex;
  align-items: center;
  gap: 16px;
}

.admin-name {
  font-size: 14px;
  opacity: 0.9;
}

.btn-logout {
  background: transparent;
  border: 1px solid rgba(255,255,255,0.3);
  color: white;
  padding: 6px 14px;
  border-radius: 6px;
  cursor: pointer;
  font-family: inherit;
  font-size: 13px;
  transition: all 0.2s;
}

.btn-logout:hover {
  background: rgba(255,255,255,0.1);
}

/* =====================================================
   Tabs
   ===================================================== */

.admin-tabs {
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  display: flex;
  padding: 0 20px;
  overflow-x: auto;
}

.tab {
  background: transparent;
  border: none;
  padding: 14px 20px;
  font-family: inherit;
  font-size: 14px;
  color: var(--text-sub);
  cursor: pointer;
  border-bottom: 3px solid transparent;
  transition: all 0.2s;
  white-space: nowrap;
}

.tab:hover {
  color: var(--primary);
}

.tab.active {
  color: var(--primary);
  border-bottom-color: var(--secondary);
  font-weight: bold;
}

/* =====================================================
   Content
   ===================================================== */

.admin-content {
  padding: 24px;
  max-width: 1200px;
  margin: 0 auto;
}

.tab-content {
  display: none;
}

.tab-content.active {
  display: block;
}

.tab-content h2 {
  font-size: 20px;
  margin-bottom: 20px;
  color: var(--primary);
}

/* =====================================================
   Stats Grid
   ===================================================== */

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 16px;
}

.stat-card {
  background: var(--surface);
  border-radius: 12px;
  padding: 20px;
  box-shadow: 0 2px 8px rgba(0,0,0,0.04);
  text-align: center;
  border-top: 4px solid var(--primary);
}

.stat-card.stat-trial { border-top-color: var(--warning); }
.stat-card.stat-active { border-top-color: var(--success); }
.stat-card.stat-expired { border-top-color: var(--danger); }
.stat-card.stat-pending { border-top-color: var(--info); }

.stat-value {
  font-size: 32px;
  font-weight: bold;
  color: var(--primary);
  margin-bottom: 8px;
}

.stat-label {
  font-size: 13px;
  color: var(--text-sub);
}

/* =====================================================
   Filter Bar
   ===================================================== */

.filter-bar {
  display: flex;
  gap: 12px;
  margin-bottom: 20px;
  flex-wrap: wrap;
}

.input-search,
.select-filter {
  padding: 10px 14px;
  border: 1px solid var(--border);
  border-radius: 8px;
  font-family: inherit;
  font-size: 14px;
  background: var(--surface);
  color: var(--text-main);
  min-width: 200px;
}

.input-search:focus,
.select-filter:focus {
  outline: none;
  border-color: var(--secondary);
}

.btn-primary,
.btn-secondary,
.btn-danger,
.btn-success {
  padding: 10px 20px;
  border: none;
  border-radius: 8px;
  font-family: inherit;
  font-size: 14px;
  cursor: pointer;
  transition: all 0.2s;
}

.btn-primary {
  background: var(--primary);
  color: white;
}

.btn-secondary {
  background: var(--surface);
  color: var(--text-main);
  border: 1px solid var(--border);
}

.btn-secondary:hover {
  background: var(--background);
}

.btn-danger {
  background: var(--danger);
  color: white;
}

.btn-success {
  background: var(--success);
  color: white;
}

.btn-primary:hover,
.btn-danger:hover,
.btn-success:hover {
  opacity: 0.9;
}

/* =====================================================
   Buildings List
   ===================================================== */

.buildings-list,
.receipts-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.building-card {
  background: var(--surface);
  border-radius: 10px;
  padding: 16px 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  box-shadow: 0 2px 6px rgba(0,0,0,0.04);
  gap: 16px;
  flex-wrap: wrap;
}

.building-info h3 {
  font-size: 16px;
  margin-bottom: 4px;
  color: var(--primary);
}

.building-info p {
  font-size: 13px;
  color: var(--text-sub);
}

.building-meta {
  display: flex;
  gap: 8px;
  align-items: center;
  flex-wrap: wrap;
}

.badge {
  padding: 4px 12px;
  border-radius: 12px;
  font-size: 12px;
  font-weight: bold;
}

.badge-trial { background: var(--warning-soft); color: var(--warning); }
.badge-active { background: var(--success-soft); color: var(--success); }
.badge-grace { background: var(--info-soft); color: var(--info); }
.badge-readonly { background: var(--danger-soft); color: var(--danger); }
.badge-expired { background: var(--danger-soft); color: var(--danger); }
.badge-suspended { background: var(--border); color: var(--text-sub); }

.building-dates {
  font-size: 12px;
  color: var(--text-light);
}

/* =====================================================
   Receipt Cards
   ===================================================== */

.receipt-card {
  background: var(--surface);
  border-radius: 10px;
  padding: 16px 20px;
  box-shadow: 0 2px 6px rgba(0,0,0,0.04);
  display: flex;
  gap: 16px;
  align-items: center;
  flex-wrap: wrap;
}

.receipt-image {
  width: 80px;
  height: 80px;
  object-fit: cover;
  border-radius: 8px;
  border: 1px solid var(--border);
  cursor: pointer;
}

.receipt-info {
  flex: 1;
  min-width: 200px;
}

.receipt-info h4 {
  font-size: 15px;
  margin-bottom: 4px;
}

.receipt-info p {
  font-size: 13px;
  color: var(--text-sub);
  margin-bottom: 2px;
}

.receipt-actions {
  display: flex;
  gap: 8px;
}

/* =====================================================
   Policy Form
   ===================================================== */

.policy-form {
  background: var(--surface);
  border-radius: 12px;
  padding: 24px;
  box-shadow: 0 2px 8px rgba(0,0,0,0.04);
}

.form-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
  margin-bottom: 16px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.form-group label {
  font-size: 13px;
  color: var(--text-sub);
  font-weight: 600;
}

.form-group input,
.form-group select {
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: 8px;
  font-family: inherit;
  font-size: 14px;
  background: var(--surface);
  color: var(--text-main);
}

.form-group input:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--secondary);
}

.form-actions {
  margin-top: 24px;
  display: flex;
  gap: 12px;
  justify-content: flex-end;
}

/* =====================================================
   Modal
   ===================================================== */

.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(15, 26, 61, 0.6);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  padding: 20px;
}

.modal-box {
  background: var(--surface);
  border-radius: 12px;
  padding: 24px;
  max-width: 500px;
  width: 100%;
  box-shadow: 0 20px 60px rgba(0,0,0,0.2);
}

.modal-box h3 {
  margin-bottom: 12px;
  color: var(--primary);
}

.modal-box p {
  margin-bottom: 20px;
  color: var(--text-sub);
  line-height: 1.6;
}

.modal-actions {
  display: flex;
  gap: 12px;
  justify-content: flex-end;
}

/* =====================================================
   Toast
   ===================================================== */

.toast {
  position: fixed;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--primary);
  color: white;
  padding: 12px 24px;
  border-radius: 8px;
  font-size: 14px;
  z-index: 2000;
  box-shadow: 0 4px 12px rgba(0,0,0,0.2);
  animation: toast-in 0.3s ease;
}

.toast.success { background: var(--success); }
.toast.error { background: var(--danger); }

@keyframes toast-in {
  from { opacity: 0; transform: translate(-50%, 20px); }
  to { opacity: 1; transform: translate(-50%, 0); }
}

.empty-state {
  text-align: center;
  padding: 40px 20px;
  color: var(--text-light);
  font-size: 14px;
}

/* =====================================================
   Responsive
   ===================================================== */

@media (max-width: 640px) {
  .admin-content { padding: 16px; }
  .admin-header { padding: 10px 14px; }
  .admin-name { display: none; }
  .building-card, .receipt-card { flex-direction: column; align-items: stretch; }
  .receipt-image { width: 100%; height: 200px; }
}

@media (hover: hover) {
  .building-card:hover,
  .receipt-card:hover {
    box-shadow: 0 4px 12px rgba(0,0,0,0.08);
  }
}