/* ==========================================================================
   ADA POOL GARDEN — ADMIN PANEL DESIGN SYSTEM
   Modern, Dark/Light Luxury Navy Theme, Glassmorphism, Responsive Dashboard
   ========================================================================== */

:root {
  --admin-bg: #09131f;
  --admin-sidebar: #0e1e32;
  --admin-card: #132740;
  --admin-card-border: rgba(56, 189, 248, 0.18);
  --admin-text: #f1f5f9;
  --admin-muted: #94a3b8;
  --admin-primary: #0ea5e9;
  --admin-primary-hover: #0284c7;
  --admin-success: #10b981;
  --admin-warning: #f59e0b;
  --admin-danger: #ef4444;
}

body.admin-body {
  background-color: var(--admin-bg);
  color: var(--admin-text);
  font-family: 'Plus Jakarta Sans', sans-serif;
  margin: 0;
  padding: 0;
  display: flex;
  min-height: 100vh;
}

/* Sidebar */
.admin-sidebar {
  width: 270px;
  background: var(--admin-sidebar);
  border-right: 1px solid var(--admin-card-border);
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0;
  left: 0;
  height: 100vh;
  z-index: 100;
}

.sidebar-header {
  padding: 1.5rem;
  border-bottom: 1px solid var(--admin-card-border);
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.sidebar-header h2 {
  font-size: 1.15rem;
  color: #fff;
  margin: 0;
}

.sidebar-nav {
  list-style: none;
  padding: 1.5rem 1rem;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  flex-grow: 1;
}

.sidebar-nav-item a {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  padding: 0.75rem 1rem;
  border-radius: 8px;
  color: var(--admin-muted);
  font-weight: 600;
  font-size: 0.95rem;
  transition: all 0.2s ease;
  cursor: pointer;
}

.sidebar-nav-item a:hover, .sidebar-nav-item.active a {
  background: rgba(14, 165, 233, 0.15);
  color: var(--admin-primary);
}

.sidebar-footer {
  padding: 1rem 1.5rem;
  border-top: 1px solid var(--admin-card-border);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

/* Main Content Area */
.admin-main {
  margin-left: 270px;
  flex-grow: 1;
  padding: 2rem 2.5rem;
  max-width: 1300px;
}

.admin-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 2rem;
  border-bottom: 1px solid var(--admin-card-border);
  padding-bottom: 1.25rem;
}

.admin-header h1 {
  font-size: 1.8rem;
  color: #fff;
  margin: 0 0 0.25rem;
}

.admin-header p {
  color: var(--admin-muted);
  margin: 0;
  font-size: 0.9rem;
}

/* Stats Cards */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.5rem;
  margin-bottom: 2.5rem;
}

.stat-card {
  background: var(--admin-card);
  border: 1px solid var(--admin-card-border);
  border-radius: 12px;
  padding: 1.5rem;
  display: flex;
  align-items: center;
  gap: 1.25rem;
}

.stat-icon {
  width: 52px;
  height: 52px;
  border-radius: 10px;
  background: rgba(14, 165, 233, 0.15);
  color: var(--admin-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
}

.stat-val {
  font-size: 1.8rem;
  font-weight: 800;
  color: #fff;
  margin: 0;
}

.stat-label {
  font-size: 0.85rem;
  color: var(--admin-muted);
  margin: 0;
}

/* Tab Panels */
.tab-panel {
  display: none;
}

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

/* Admin Card Container */
.panel-card {
  background: var(--admin-card);
  border: 1px solid var(--admin-card-border);
  border-radius: 14px;
  padding: 1.75rem;
  margin-bottom: 2rem;
}

.panel-card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1.5rem;
}

.panel-card-header h3 {
  color: #fff;
  font-size: 1.25rem;
  margin: 0;
}

/* Tables */
.admin-table {
  width: 100%;
  border-collapse: collapse;
}

.admin-table th {
  text-align: left;
  padding: 0.9rem 1rem;
  background: rgba(4, 13, 26, 0.5);
  color: var(--admin-muted);
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.admin-table td {
  padding: 1rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  font-size: 0.95rem;
}

.admin-table tr:hover td {
  background: rgba(255, 255, 255, 0.02);
}

.badge {
  display: inline-block;
  padding: 0.25rem 0.6rem;
  border-radius: 9999px;
  font-size: 0.75rem;
  font-weight: 700;
}

.badge-success {
  background: rgba(16, 185, 129, 0.2);
  color: var(--admin-success);
}

.badge-info {
  background: rgba(14, 165, 233, 0.2);
  color: var(--admin-primary);
}

/* Forms */
.admin-form-group {
  margin-bottom: 1.25rem;
}

.admin-form-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--admin-muted);
  margin-bottom: 0.4rem;
}

.admin-input, .admin-select, .admin-textarea {
  width: 100%;
  background: #0b192c;
  border: 1px solid rgba(56, 189, 248, 0.25);
  border-radius: 8px;
  padding: 0.75rem 1rem;
  color: #fff;
  font-size: 0.95rem;
  box-sizing: border-box;
}

.admin-input:focus, .admin-select:focus, .admin-textarea:focus {
  outline: none;
  border-color: var(--admin-primary);
  box-shadow: 0 0 0 3px rgba(14, 165, 233, 0.2);
}

.admin-btn {
  padding: 0.75rem 1.5rem;
  border-radius: 8px;
  font-weight: 700;
  border: none;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.95rem;
  transition: all 0.2s ease;
}

.admin-btn-primary {
  background: var(--admin-primary);
  color: #fff;
}

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

.admin-btn-success {
  background: var(--admin-success);
  color: #fff;
}

.admin-btn-danger {
  background: var(--admin-danger);
  color: #fff;
}

.admin-btn-sm {
  padding: 0.4rem 0.8rem;
  font-size: 0.85rem;
}

/* Image Preview Grid */
.admin-gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 1.25rem;
}

.admin-gallery-item {
  position: relative;
  border-radius: 8px;
  overflow: hidden;
  height: 150px;
  border: 1px solid var(--admin-card-border);
}

.admin-gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.admin-gallery-item .overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0,0,0,0.6);
  opacity: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: opacity 0.2s ease;
}

.admin-gallery-item:hover .overlay {
  opacity: 1;
}

/* Login Gate Modal */
#admin-login-modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(4, 13, 26, 0.95);
  backdrop-filter: blur(10px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9999;
}

.login-box {
  background: var(--admin-card);
  border: 1px solid var(--admin-card-border);
  border-radius: 16px;
  padding: 2.5rem;
  width: 100%;
  max-width: 420px;
  text-align: center;
  box-shadow: 0 25px 50px rgba(0,0,0,0.5);
}

/* Toast */
.admin-toast {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  background: var(--admin-success);
  color: #fff;
  padding: 1rem 1.75rem;
  border-radius: 8px;
  box-shadow: 0 10px 25px rgba(0,0,0,0.3);
  font-weight: 700;
  display: none;
  z-index: 10000;
  animation: slideIn 0.3s ease;
}

@keyframes slideIn {
  from { transform: translateY(20px); opacity: 0; }
  to { transform: translateY(0); opacity: 1; }
}

@media (max-width: 900px) {
  .admin-sidebar {
    width: 70px;
  }
  .sidebar-header h2, .sidebar-nav-item span, .sidebar-footer {
    display: none;
  }
  .admin-main {
    margin-left: 70px;
    padding: 1.5rem;
  }
}