/* ==========================================================================
   VPSCrypto Enterprise Admin Panel Stylesheet
   Modern Glassmorphic Obsidian Design System
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&family=JetBrains+Mono:wght@400;500;600&display=swap');

:root {
  /* Surface Tokens */
  --admin-bg: #070B14;
  --admin-sidebar-bg: rgba(11, 17, 32, 0.95);
  --admin-topbar-bg: rgba(11, 17, 32, 0.85);
  --admin-card: #0F172A;
  --admin-card-surface: #141E33;
  --admin-card-hover: #1A2744;
  --admin-border: rgba(255, 255, 255, 0.08);
  --admin-border-focus: rgba(16, 185, 129, 0.5);
  --admin-border-subtle: rgba(255, 255, 255, 0.04);

  /* Primary Accent & Glow */
  --admin-accent: #10B981;
  --admin-accent-hover: #059669;
  --admin-accent-glow: rgba(16, 185, 129, 0.25);
  --admin-accent-subtle: rgba(16, 185, 129, 0.12);

  /* Functional Palette */
  --admin-blue: #3B82F6;
  --admin-blue-subtle: rgba(59, 130, 246, 0.12);
  --admin-purple: #8B5CF6;
  --admin-purple-subtle: rgba(139, 92, 246, 0.12);
  --admin-amber: #F59E0B;
  --admin-amber-subtle: rgba(245, 158, 11, 0.12);
  --admin-rose: #F43F5E;
  --admin-rose-subtle: rgba(244, 63, 94, 0.12);
  --admin-cyan: #06B6D4;

  /* Typography */
  --admin-text-main: #F8FAFC;
  --admin-text-muted: #94A3B8;
  --admin-text-dim: #64748B;
  --admin-text-inverse: #030712;
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  /* Geometry & Elevation */
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-full: 9999px;
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.25);
  --shadow-md: 0 4px 12px -1px rgba(0, 0, 0, 0.35);
  --shadow-lg: 0 10px 25px -3px rgba(0, 0, 0, 0.5);
  --shadow-glow: 0 0 20px -3px var(--admin-accent-glow);

  /* Dimensions */
  --sidebar-width: 270px;
  --topbar-height: 72px;
}

/* Base Resets & Global Typography */
*, *::before, *::after {
  box-sizing: border-box;
}

body.admin-body {
  margin: 0;
  padding: 0;
  background-color: var(--admin-bg);
  color: var(--admin-text-main);
  font-family: var(--font-sans);
  font-size: 0.925rem;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
  min-height: 100vh;
}

/* Custom Scrollbars */
::-webkit-scrollbar {
  width: 6px;
  height: 6px;
}
::-webkit-scrollbar-track {
  background: transparent;
}
::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-full);
}
::-webkit-scrollbar-thumb:hover {
  background: rgba(255, 255, 255, 0.25);
}

/* Layout Framework */
.admin-layout {
  display: flex;
  min-height: 100vh;
  width: 100%;
}

/* ==========================================================================
   Sidebar Navigation
   ========================================================================== */
.admin-sidebar {
  width: var(--sidebar-width);
  background: var(--admin-sidebar-bg);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-right: 1px solid var(--admin-border);
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0;
  bottom: 0;
  left: 0;
  z-index: 100;
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.admin-brand {
  height: var(--topbar-height);
  padding: 0 1.5rem;
  border-bottom: 1px solid var(--admin-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand-link {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
  color: #FFFFFF;
}

.brand-logo-img {
  height: 32px;
  width: auto;
  filter: drop-shadow(0 0 10px rgba(16, 185, 129, 0.3));
}

.brand-badge {
  font-size: 0.65rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 0.2rem 0.5rem;
  border-radius: var(--radius-sm);
  background: linear-gradient(135deg, rgba(16, 185, 129, 0.2), rgba(59, 130, 246, 0.2));
  border: 1px solid rgba(16, 185, 129, 0.4);
  color: #34D399;
}

.admin-nav {
  padding: 1.25rem 0.85rem;
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  flex: 1;
  overflow-y: auto;
}

.nav-section-label {
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--admin-text-dim);
  padding: 0.9rem 0.75rem 0.35rem 0.75rem;
  margin-top: 0.35rem;
}

.admin-nav-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.65rem 0.85rem;
  color: var(--admin-text-muted);
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 500;
  border-radius: var(--radius-md);
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  position: relative;
}

.nav-item-content {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.admin-nav-item .icon {
  font-size: 1.15rem;
  width: 22px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.2s ease;
}

.nav-count-badge {
  font-size: 0.7rem;
  font-weight: 700;
  padding: 0.15rem 0.45rem;
  border-radius: var(--radius-full);
  background: var(--admin-card-surface);
  color: var(--admin-text-muted);
  border: 1px solid var(--admin-border);
}

.admin-nav-item:hover {
  background: rgba(255, 255, 255, 0.05);
  color: #FFFFFF;
  transform: translateX(3px);
}

.admin-nav-item:hover .icon {
  transform: scale(1.15);
}

.admin-nav-item.active {
  background: var(--admin-accent-subtle);
  color: var(--admin-accent);
  font-weight: 600;
  border-left: 3px solid var(--admin-accent);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  box-shadow: inset 0 0 12px rgba(16, 185, 129, 0.06);
}

.admin-nav-item.active .nav-count-badge {
  background: var(--admin-accent);
  color: #030712;
}

.admin-sidebar-footer {
  padding: 1.25rem;
  border-top: 1px solid var(--admin-border);
  background: rgba(7, 11, 20, 0.6);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.admin-user-profile {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  overflow: hidden;
}

.user-avatar {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-full);
  background: linear-gradient(135deg, #10B981 0%, #3B82F6 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.9rem;
  color: #FFFFFF;
  box-shadow: 0 0 10px rgba(16, 185, 129, 0.4);
  position: relative;
  flex-shrink: 0;
}

.user-status-dot {
  position: absolute;
  bottom: 0;
  right: 0;
  width: 10px;
  height: 10px;
  background: #10B981;
  border: 2px solid var(--admin-sidebar-bg);
  border-radius: 50%;
}

.user-info {
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.user-name {
  font-weight: 600;
  font-size: 0.85rem;
  color: #FFFFFF;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.user-role {
  font-size: 0.725rem;
  color: var(--admin-text-dim);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* ==========================================================================
   Main Admin Body & Topbar
   ========================================================================== */
.admin-main {
  margin-left: var(--sidebar-width);
  flex: 1;
  display: flex;
  flex-direction: column;
  min-width: 0;
  background: radial-gradient(circle at 80% 20%, rgba(16, 185, 129, 0.04) 0%, transparent 50%),
              radial-gradient(circle at 20% 80%, rgba(59, 130, 246, 0.03) 0%, transparent 50%);
}

.admin-topbar {
  height: var(--topbar-height);
  background: var(--admin-topbar-bg);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--admin-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 2rem;
  position: sticky;
  top: 0;
  z-index: 40;
}

.topbar-left {
  display: flex;
  align-items: center;
  gap: 1.25rem;
}

.sidebar-toggle-btn {
  display: none;
  background: transparent;
  border: 1px solid var(--admin-border);
  color: var(--admin-text-muted);
  width: 38px;
  height: 38px;
  border-radius: var(--radius-md);
  align-items: center;
  justify-content: center;
  cursor: pointer;
}

.admin-breadcrumbs {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.85rem;
  color: var(--admin-text-dim);
}

.breadcrumb-item {
  color: var(--admin-text-dim);
  text-decoration: none;
  transition: color 0.2s ease;
}

.breadcrumb-item:hover {
  color: #FFFFFF;
}

.breadcrumb-separator {
  color: rgba(255, 255, 255, 0.2);
}

.breadcrumb-current {
  color: var(--admin-text-main);
  font-weight: 600;
}

.admin-topbar-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.system-status-indicator {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.35rem 0.75rem;
  background: rgba(16, 185, 129, 0.1);
  border: 1px solid rgba(16, 185, 129, 0.25);
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 600;
  color: #34D399;
}

.pulse-dot {
  width: 7px;
  height: 7px;
  background: #10B981;
  border-radius: 50%;
  animation: pulseGreen 2s infinite ease-in-out;
}

@keyframes pulseGreen {
  0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.7); }
  70% { transform: scale(1); box-shadow: 0 0 0 6px rgba(16, 185, 129, 0); }
  100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(16, 185, 129, 0); }
}

.admin-content {
  padding: 2.25rem 2rem 3.5rem 2rem;
  flex: 1;
  max-width: 1440px;
  width: 100%;
  box-sizing: border-box;
}

/* ==========================================================================
   KPI Cards & Analytics Grids
   ========================================================================== */
.kpi-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 1.25rem;
  margin-bottom: 2.25rem;
}

.kpi-card {
  background: var(--admin-card);
  border: 1px solid var(--admin-border);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  position: relative;
  overflow: hidden;
  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.kpi-card:hover {
  transform: translateY(-4px);
  border-color: rgba(255, 255, 255, 0.16);
  box-shadow: var(--shadow-lg);
}

.kpi-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.75rem;
}

.kpi-title {
  color: var(--admin-text-muted);
  font-size: 0.775rem;
  text-transform: uppercase;
  font-weight: 700;
  letter-spacing: 0.06em;
}

.kpi-icon-badge {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
}

.kpi-value {
  font-size: 2.15rem;
  font-weight: 800;
  color: #FFFFFF;
  letter-spacing: -0.02em;
  line-height: 1.1;
  margin-bottom: 0.4rem;
}

.kpi-subtext {
  font-size: 0.775rem;
  color: var(--admin-text-dim);
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

/* Color Accent Variants for KPI Cards */
.kpi-card.emerald { border-left: 4px solid var(--admin-accent); }
.kpi-card.emerald .kpi-icon-badge { background: var(--admin-accent-subtle); color: var(--admin-accent); }
.kpi-card.blue { border-left: 4px solid var(--admin-blue); }
.kpi-card.blue .kpi-icon-badge { background: var(--admin-blue-subtle); color: var(--admin-blue); }
.kpi-card.amber { border-left: 4px solid var(--admin-amber); }
.kpi-card.amber .kpi-icon-badge { background: var(--admin-amber-subtle); color: var(--admin-amber); }
.kpi-card.purple { border-left: 4px solid var(--admin-purple); }
.kpi-card.purple .kpi-icon-badge { background: var(--admin-purple-subtle); color: var(--admin-purple); }
.kpi-card.rose { border-left: 4px solid var(--admin-rose); }
.kpi-card.rose .kpi-icon-badge { background: var(--admin-rose-subtle); color: var(--admin-rose); }

/* ==========================================================================
   Admin Cards & Surface Elements
   ========================================================================== */
.admin-card {
  background: var(--admin-card);
  border: 1px solid var(--admin-border);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  margin-bottom: 2rem;
  box-shadow: var(--shadow-sm);
  position: relative;
}

.admin-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.5rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--admin-border-subtle);
  flex-wrap: wrap;
  gap: 1rem;
}

.admin-card-title {
  font-size: 1.15rem;
  font-weight: 700;
  margin: 0;
  color: #FFFFFF;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.admin-card-subtitle {
  font-size: 0.825rem;
  color: var(--admin-text-muted);
  margin: 0.25rem 0 0 0;
}

/* ==========================================================================
   Modern Data Tables
   ========================================================================== */
.admin-table-wrap {
  overflow-x: auto;
  border-radius: var(--radius-md);
  border: 1px solid var(--admin-border-subtle);
  background: rgba(11, 17, 32, 0.4);
}

.admin-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.9rem;
}

.admin-table th {
  background: rgba(15, 23, 42, 0.95);
  padding: 0.85rem 1rem;
  color: var(--admin-text-dim);
  font-size: 0.725rem;
  text-transform: uppercase;
  font-weight: 700;
  letter-spacing: 0.05em;
  border-bottom: 1px solid var(--admin-border);
  white-space: nowrap;
}

.admin-table td {
  padding: 0.95rem 1rem;
  border-bottom: 1px solid var(--admin-border-subtle);
  vertical-align: middle;
  color: var(--admin-text-main);
  transition: background 0.15s ease;
}

.admin-table tr:last-child td {
  border-bottom: none;
}

.admin-table tr:hover td {
  background: var(--admin-card-hover);
}

/* Table Actions & Button Groups */
.table-actions {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  white-space: nowrap;
}

/* ==========================================================================
   Form Components & Controls
   ========================================================================== */
.form-group {
  margin-bottom: 1.5rem;
}

.form-label {
  display: block;
  font-size: 0.825rem;
  font-weight: 600;
  color: #E2E8F0;
  margin-bottom: 0.45rem;
}

.form-hint {
  font-size: 0.75rem;
  color: var(--admin-text-dim);
  margin-top: 0.35rem;
}

.form-input, 
.form-select, 
.form-textarea {
  width: 100%;
  background: #0B1120;
  border: 1px solid var(--admin-border);
  border-radius: var(--radius-md);
  padding: 0.75rem 1rem;
  color: #FFFFFF;
  font-family: inherit;
  font-size: 0.925rem;
  outline: none;
  box-sizing: border-box;
  transition: all 0.2s ease;
}

.form-input:focus, 
.form-select:focus, 
.form-textarea:focus {
  border-color: var(--admin-accent);
  box-shadow: 0 0 0 3px var(--admin-accent-subtle);
  background: #0D1527;
}

.form-select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%2394A3B8' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1rem center;
  padding-right: 2.5rem;
  cursor: pointer;
}

.form-textarea {
  min-height: 120px;
  resize: vertical;
}

.form-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.25rem;
}

/* Toggle Switches */
.switch-label {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  cursor: pointer;
  user-select: none;
  font-size: 0.875rem;
  font-weight: 500;
}

.switch-input {
  position: absolute;
  opacity: 0;
  width: 0;
  height: 0;
}

.switch-slider {
  position: relative;
  display: inline-block;
  width: 44px;
  height: 24px;
  background-color: #1E293B;
  border-radius: var(--radius-full);
  transition: all 0.2s ease;
  border: 1px solid var(--admin-border);
}

.switch-slider::before {
  position: absolute;
  content: "";
  height: 18px;
  width: 18px;
  left: 2px;
  bottom: 2px;
  background-color: #FFFFFF;
  border-radius: 50%;
  transition: all 0.2s ease;
}

.switch-input:checked + .switch-slider {
  background-color: var(--admin-accent);
  border-color: var(--admin-accent);
}

.switch-input:checked + .switch-slider::before {
  transform: translateX(20px);
}

/* ==========================================================================
   Buttons & Interactive Pills
   ========================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.65rem 1.25rem;
  font-size: 0.875rem;
  font-weight: 600;
  border-radius: var(--radius-md);
  text-decoration: none;
  cursor: pointer;
  border: 1px solid transparent;
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  line-height: 1.25;
}

.btn:active {
  transform: scale(0.98);
}

.btn-primary {
  background: linear-gradient(135deg, #10B981 0%, #059669 100%);
  color: #FFFFFF;
  box-shadow: 0 2px 8px rgba(16, 185, 129, 0.3);
}

.btn-primary:hover {
  background: linear-gradient(135deg, #059669 0%, #047857 100%);
  box-shadow: 0 4px 12px rgba(16, 185, 129, 0.45);
}

.btn-secondary {
  background: #1E293B;
  color: #F1F5F9;
  border: 1px solid var(--admin-border);
}

.btn-secondary:hover {
  background: #334155;
  color: #FFFFFF;
}

.btn-outline {
  background: transparent;
  color: var(--admin-text-muted);
  border: 1px solid var(--admin-border);
}

.btn-outline:hover {
  border-color: var(--admin-accent);
  color: var(--admin-accent);
  background: var(--admin-accent-subtle);
}

.btn-danger {
  background: rgba(239, 68, 68, 0.15);
  color: #F87171;
  border: 1px solid rgba(239, 68, 68, 0.3);
}

.btn-danger:hover {
  background: #EF4444;
  color: #FFFFFF;
  border-color: #EF4444;
  box-shadow: 0 4px 12px rgba(239, 68, 68, 0.3);
}

.btn-sm {
  padding: 0.35rem 0.75rem;
  font-size: 0.8rem;
  border-radius: var(--radius-sm);
}

.btn-icon {
  width: 34px;
  height: 34px;
  padding: 0;
  border-radius: var(--radius-md);
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

/* ==========================================================================
   Badges & Pills
   ========================================================================== */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.25rem 0.65rem;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.badge-emerald {
  background: rgba(16, 185, 129, 0.15);
  color: #34D399;
  border: 1px solid rgba(16, 185, 129, 0.3);
}

.badge-blue {
  background: rgba(59, 130, 246, 0.15);
  color: #60A5FA;
  border: 1px solid rgba(59, 130, 246, 0.3);
}

.badge-amber {
  background: rgba(245, 158, 11, 0.15);
  color: #FBBF24;
  border: 1px solid rgba(245, 158, 11, 0.3);
}

.badge-rose {
  background: rgba(244, 63, 94, 0.15);
  color: #FB7185;
  border: 1px solid rgba(244, 63, 94, 0.3);
}

.badge-purple {
  background: rgba(139, 92, 246, 0.15);
  color: #A78BFA;
  border: 1px solid rgba(139, 92, 246, 0.3);
}

/* ==========================================================================
   Rich Markdown Editor Component
   ========================================================================== */
.editor-container {
  border: 1px solid var(--admin-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  background: #0B1120;
}

.editor-toolbar {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  background: #111827;
  border-bottom: 1px solid var(--admin-border);
  padding: 0.5rem 0.75rem;
  flex-wrap: wrap;
}

.editor-btn {
  background: transparent;
  border: 1px solid transparent;
  color: var(--admin-text-muted);
  padding: 0.3rem 0.6rem;
  border-radius: var(--radius-sm);
  font-size: 0.8rem;
  cursor: pointer;
  font-weight: 600;
  transition: all 0.15s ease;
}

.editor-btn:hover {
  background: rgba(255, 255, 255, 0.08);
  color: #FFFFFF;
}

.editor-separator {
  width: 1px;
  height: 20px;
  background: var(--admin-border);
  margin: 0 0.25rem;
}

.editor-textarea {
  width: 100%;
  border: none;
  background: transparent;
  padding: 1rem;
  color: #F8FAFC;
  font-family: var(--font-mono);
  font-size: 0.875rem;
  line-height: 1.6;
  min-height: 400px;
  resize: vertical;
  outline: none;
  box-sizing: border-box;
}

/* ==========================================================================
   File Dropzone & Upload Progress
   ========================================================================== */
.dropzone-box {
  border: 2px dashed rgba(255, 255, 255, 0.15);
  border-radius: var(--radius-lg);
  padding: 2.25rem 1.5rem;
  text-align: center;
  background: rgba(11, 17, 32, 0.5);
  cursor: pointer;
  transition: all 0.25s ease;
  position: relative;
}

.dropzone-box:hover, 
.dropzone-box.dragover {
  border-color: var(--admin-accent);
  background: rgba(16, 185, 129, 0.06);
  box-shadow: inset 0 0 20px rgba(16, 185, 129, 0.08);
}

.dropzone-icon {
  font-size: 2.25rem;
  margin-bottom: 0.5rem;
  display: block;
}

.dropzone-text {
  font-size: 0.9rem;
  font-weight: 600;
  color: #FFFFFF;
  margin-bottom: 0.25rem;
}

.dropzone-subtext {
  font-size: 0.775rem;
  color: var(--admin-text-dim);
}

.upload-preview-container {
  margin-top: 1rem;
  display: none;
  text-align: center;
}

.upload-preview-img {
  max-height: 100px;
  max-width: 180px;
  border-radius: var(--radius-md);
  border: 1px solid var(--admin-border);
  background: #0B1120;
  padding: 0.5rem;
}

/* ==========================================================================
   Toast Notification System
   ========================================================================== */
.admin-toast-container {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  z-index: 9999;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  pointer-events: none;
}

.admin-toast {
  pointer-events: auto;
  min-width: 280px;
  max-width: 400px;
  background: rgba(15, 23, 42, 0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--admin-border);
  border-radius: var(--radius-md);
  padding: 0.85rem 1.25rem;
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.875rem;
  color: #FFFFFF;
  transform: translateY(20px);
  opacity: 0;
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.admin-toast.show {
  transform: translateY(0);
  opacity: 1;
}

.admin-toast.toast-success { border-left: 4px solid var(--admin-accent); }
.admin-toast.toast-error { border-left: 4px solid var(--admin-rose); }
.admin-toast.toast-info { border-left: 4px solid var(--admin-blue); }

/* ==========================================================================
   Modal Dialogs
   ========================================================================== */
.admin-modal-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(3, 7, 18, 0.75);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  opacity: 0;
  visibility: hidden;
  transition: all 0.25s ease;
}

.admin-modal-backdrop.open {
  opacity: 1;
  visibility: visible;
}

.admin-modal {
  background: var(--admin-card);
  border: 1px solid var(--admin-border);
  border-radius: var(--radius-lg);
  width: 100%;
  max-width: 500px;
  padding: 1.75rem;
  box-shadow: var(--shadow-lg);
  transform: scale(0.95);
  transition: transform 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

.admin-modal-backdrop.open .admin-modal {
  transform: scale(1);
}

/* ==========================================================================
   Responsive Adaptations
   ========================================================================== */
@media (max-width: 1024px) {
  .admin-sidebar {
    transform: translateX(-100%);
  }

  .admin-sidebar.open {
    transform: translateX(0);
  }

  .admin-main {
    margin-left: 0;
  }

  .sidebar-toggle-btn {
    display: inline-flex;
  }

  .admin-content {
    padding: 1.5rem 1rem;
  }
}