/* Modern Admin Panel CSS Framework */

:root {
  /* Modern Color Palette */
  --primary: #6366f1;
  --primary-dark: #4f46e5;
  --primary-light: #a5b4fc;
  --secondary: #f59e0b;
  --secondary-dark: #d97706;
  --accent: #ec4899;
  --accent-light: #f9a8d4;
  
  /* Neutral Colors */
  --gray-50: #f9fafb;
  --gray-100: #f3f4f6;
  --gray-200: #e5e7eb;
  --gray-300: #d1d5db;
  --gray-400: #9ca3af;
  --gray-500: #6b7280;
  --gray-600: #4b5563;
  --gray-700: #374151;
  --gray-800: #1f2937;
  --gray-900: #111827;
  
  /* Status Colors */
  --success: #10b981;
  --success-light: #d1fae5;
  --warning: #f59e0b;
  --warning-light: #fef3c7;
  --error: #ef4444;
  --error-light: #fee2e2;
  --info: #3b82f6;
  --info-light: #dbeafe;
  
  /* Gradients */
  --gradient-primary: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  --gradient-secondary: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
  --gradient-success: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
  --gradient-warning: linear-gradient(135deg, #43e97b 0%, #38f9d7 100%);
  --gradient-dark: linear-gradient(135deg, #2c3e50 0%, #34495e 100%);
  
  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
  
  /* Border Radius */
  --radius-sm: 0.375rem;
  --radius: 0.5rem;
  --radius-md: 0.75rem;
  --radius-lg: 1rem;
  --radius-xl: 1.5rem;
  
  /* Transitions */
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-fast: all 0.15s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Reset and Base Styles */
* {
  box-sizing: border-box;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  background: var(--gray-50);
  color: var(--gray-800);
  line-height: 1.6;
  margin: 0;
  padding: 0;
  overflow-x: hidden;
}

/* Modern Sidebar */
.sidebar {
  width: 280px;
  min-height: 100vh;
  background: linear-gradient(180deg, #ffffff 0%, #f8fafc 100%);
  border-right: 1px solid var(--gray-200);
  padding: 0;
  position: fixed;
  left: 0;
  top: 0;
  z-index: 1000;
  transition: var(--transition);
  box-shadow: var(--shadow-lg);
}

.sidebar-header {
  padding: 2rem 1.5rem;
  border-bottom: 1px solid var(--gray-200);
  background: var(--gradient-primary);
  color: white;
  position: relative;
  overflow: hidden;
}

.sidebar-header::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grain" width="100" height="100" patternUnits="userSpaceOnUse"><circle cx="25" cy="25" r="1" fill="white" opacity="0.1"/><circle cx="75" cy="75" r="1" fill="white" opacity="0.1"/><circle cx="50" cy="10" r="0.5" fill="white" opacity="0.1"/></pattern></defs><rect width="100" height="100" fill="url(%23grain)"/></svg>');
  opacity: 0.3;
}

.sidebar-brand {
  display: flex;
  align-items: center;
  text-decoration: none;
  color: white;
  font-size: 1.5rem;
  font-weight: 700;
  position: relative;
  z-index: 1;
}

.sidebar-brand i {
  font-size: 2rem;
  margin-right: 0.75rem;
  background: var(--gradient-secondary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.sidebar-nav {
  padding: 1.5rem 0;
  height: calc(100vh - 120px); /* Subtract header height */
  overflow-y: auto;
  overflow-x: hidden;
}

/* Custom scrollbar for sidebar */
.sidebar-nav::-webkit-scrollbar {
  width: 6px;
}

.sidebar-nav::-webkit-scrollbar-track {
  background: transparent;
}

.sidebar-nav::-webkit-scrollbar-thumb {
  background: var(--gray-300);
  border-radius: 3px;
}

.sidebar-nav::-webkit-scrollbar-thumb:hover {
  background: var(--gray-400);
}

/* Sidebar footer positioning */
.sidebar-footer {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background: var(--gray-50);
  border-top: 1px solid var(--gray-200);
}

.nav-item {
  margin: 0.25rem 0;
}

.nav-link {
  display: flex;
  align-items: center;
  padding: 0.875rem 1.5rem;
  color: var(--gray-600);
  text-decoration: none;
  transition: var(--transition);
  position: relative;
  font-weight: 500;
  border-radius: 0;
}

.nav-link:hover {
  color: var(--primary);
  background: var(--gray-100);
  transform: translateX(4px);
}

.nav-link.active {
  color: var(--primary);
  background: linear-gradient(90deg, var(--primary-light) 0%, transparent 100%);
  border-right: 3px solid var(--primary);
  font-weight: 600;
}

.nav-link i {
  font-size: 1.25rem;
  margin-right: 0.75rem;
  width: 20px;
  text-align: center;
}

/* Main Content */
.main-content {
  margin-left: 280px;
  min-height: 100vh;
  background: var(--gray-50);
  transition: var(--transition);
}

/* Modern Header */
.navbar {
  background: white;
  border-bottom: 1px solid var(--gray-200);
  padding: 1rem 2rem;
  box-shadow: var(--shadow-sm);
  position: sticky;
  top: 0;
  z-index: 999;
}

.navbar-brand {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--gray-800);
  margin: 0;
}

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

/* User Profile Dropdown */
.user-profile {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.5rem;
  border-radius: var(--radius-lg);
  transition: var(--transition);
  cursor: pointer;
}

.user-profile:hover {
  background: var(--gray-100);
}

.user-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--gradient-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: 600;
  font-size: 1.1rem;
}

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

.user-name {
  font-weight: 600;
  color: var(--gray-800);
  margin: 0;
  font-size: 0.9rem;
}

.user-role {
  color: var(--gray-500);
  font-size: 0.8rem;
  margin: 0;
}

/* Content Area */
.content {
  padding: 2rem;
}

/* Modern Cards */
.card {
  background: white;
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  transition: var(--transition);
  overflow: hidden;
}

.card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-2px);
}

.card-header {
  background: white;
  border-bottom: 1px solid var(--gray-200);
  padding: 1.5rem;
  font-weight: 600;
  color: var(--gray-800);
}

.card-body {
  padding: 1.5rem;
}

/* KPI Cards */
.kpi-card {
  background: white;
  border: none;
  border-radius: var(--radius-xl);
  padding: 1.5rem;
  box-shadow: var(--shadow);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.kpi-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--gradient-primary);
}

.kpi-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-xl);
}

.kpi-card.success::before {
  background: var(--gradient-success);
}

.kpi-card.warning::before {
  background: var(--gradient-warning);
}

.kpi-card.error::before {
  background: var(--gradient-secondary);
}

.kpi-metric {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--gray-800);
  margin: 0.5rem 0;
}

.kpi-label {
  color: var(--gray-500);
  font-size: 0.875rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.kpi-change {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  font-size: 0.875rem;
  font-weight: 500;
  margin-top: 0.5rem;
}

.kpi-change.positive {
  color: var(--success);
}

.kpi-change.negative {
  color: var(--error);
}

.kpi-icon {
  width: 60px;
  height: 60px;
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  color: white;
  position: absolute;
  top: 1.5rem;
  right: 1.5rem;
}

.kpi-icon.primary {
  background: var(--gradient-primary);
}

.kpi-icon.success {
  background: var(--gradient-success);
}

.kpi-icon.warning {
  background: var(--gradient-warning);
}

.kpi-icon.error {
  background: var(--gradient-secondary);
}

/* Modern Buttons */
.btn {
  border-radius: var(--radius);
  font-weight: 500;
  padding: 0.75rem 1.5rem;
  transition: var(--transition);
  border: none;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  text-decoration: none;
}

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

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
  color: white;
}

.btn-secondary {
  background: var(--gradient-secondary);
  color: white;
  box-shadow: var(--shadow);
}

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

.btn-warning {
  background: var(--gradient-warning);
  color: white;
  box-shadow: var(--shadow);
}

.btn-outline {
  background: transparent;
  border: 2px solid var(--primary);
  color: var(--primary);
}

.btn-outline:hover {
  background: var(--primary);
  color: white;
  transform: translateY(-2px);
}

/* Form Controls */
.form-control {
  border: 2px solid var(--gray-200);
  border-radius: var(--radius);
  padding: 0.75rem 1rem;
  transition: var(--transition);
  background: white;
}

.form-control:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
  outline: none;
}

.form-label {
  font-weight: 600;
  color: var(--gray-700);
  margin-bottom: 0.5rem;
}

/* Tables */
.table {
  background: white;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow);
}

.table thead th {
  background: var(--gray-50);
  border: none;
  font-weight: 600;
  color: var(--gray-700);
  padding: 1rem;
}

.table tbody td {
  border: none;
  padding: 1rem;
  vertical-align: middle;
}

.table tbody tr {
  border-bottom: 1px solid var(--gray-100);
  transition: var(--transition);
}

.table tbody tr:hover {
  background: var(--gray-50);
}

/* Charts */
.chart-container {
  position: relative;
  height: 300px;
  padding: 1rem;
}

/* Animations */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes slideInLeft {
  from {
    opacity: 0;
    transform: translateX(-30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes pulse {
  0%, 100% {
    opacity: 1;
  }
  50% {
    opacity: 0.5;
  }
}

.animate-fade-in-up {
  animation: fadeInUp 0.6s ease-out;
}

.animate-slide-in-left {
  animation: slideInLeft 0.6s ease-out;
}

.animate-pulse {
  animation: pulse 2s infinite;
}

/* Responsive Design */
@media (max-width: 1024px) {
  .sidebar {
    transform: translateX(-100%);
  }
  
  .sidebar.open {
    transform: translateX(0);
  }
  
  .main-content {
    margin-left: 0;
  }
  
  .content {
    padding: 1rem;
  }
}

@media (max-width: 768px) {
  .navbar {
    padding: 1rem;
  }
  
  .kpi-card {
    padding: 1rem;
  }
  
  .kpi-metric {
    font-size: 2rem;
  }
  
  .kpi-icon {
    width: 50px;
    height: 50px;
    font-size: 1.25rem;
  }
}

/* Loading States */
.loading {
  position: relative;
  overflow: hidden;
}

.loading::after {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.4), transparent);
  animation: loading 1.5s infinite;
}

@keyframes loading {
  0% {
    left: -100%;
  }
  100% {
    left: 100%;
  }
}

/* Utility Classes */
.text-gradient {
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.bg-gradient-primary {
  background: var(--gradient-primary);
}

.bg-gradient-secondary {
  background: var(--gradient-secondary);
}

.bg-gradient-success {
  background: var(--gradient-success);
}

.bg-gradient-warning {
  background: var(--gradient-warning);
}

.shadow-soft {
  box-shadow: var(--shadow);
}

.shadow-medium {
  box-shadow: var(--shadow-md);
}

.shadow-strong {
  box-shadow: var(--shadow-lg);
}

.rounded-soft {
  border-radius: var(--radius);
}

.rounded-medium {
  border-radius: var(--radius-md);
}

.rounded-strong {
  border-radius: var(--radius-lg);
}

/* Payment table wrapper */
.payment-table-wrapper {
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  overflow: hidden;
}

/* Table container with horizontal scrolling */
.table-container {
  max-height: 70vh;
  overflow-y: auto;
  overflow-x: auto; /* Enable horizontal scrolling */
  position: relative;
  width: 100%;
}

/* Custom scrollbar for table container */
.table-container::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

.table-container::-webkit-scrollbar-track {
  background: var(--gray-100);
  border-radius: 4px;
}

.table-container::-webkit-scrollbar-thumb {
  background: var(--gray-300);
  border-radius: 4px;
}

.table-container::-webkit-scrollbar-thumb:hover {
  background: var(--gray-400);
}

/* Hide default horizontal scrollbar and use custom one */
.table-container {
  scrollbar-width: thin;
}

.table-container::-webkit-scrollbar:horizontal {
  height: 0px; /* Hide default horizontal scrollbar */
}

/* Mobile container */
#mobileRequestsContainer {
  max-height: 70vh;
  overflow-y: auto;
  overflow-x: hidden;
}

#mobileRequestsContainer::-webkit-scrollbar {
  width: 8px;
}

#mobileRequestsContainer::-webkit-scrollbar-track {
  background: var(--gray-100);
  border-radius: 4px;
}

#mobileRequestsContainer::-webkit-scrollbar-thumb {
  background: var(--gray-300);
  border-radius: 4px;
}

#mobileRequestsContainer::-webkit-scrollbar-thumb:hover {
  background: var(--gray-400);
}

/* Custom horizontal scrollbar */
.horizontal-scrollbar {
  height: 20px;
  background: var(--gray-100);
  border-top: 1px solid var(--gray-200);
  position: relative;
  cursor: pointer;
}

.scrollbar-track {
  width: 100%;
  height: 100%;
  position: relative;
  background: var(--gray-100);
}

.scrollbar-thumb {
  height: 16px;
  background: var(--gray-400);
  border-radius: 8px;
  position: absolute;
  top: 2px;
  left: 0;
  cursor: grab;
  transition: background-color 0.2s ease;
  min-width: 30px;
}

.scrollbar-thumb:hover {
  background: var(--gray-500);
}

.scrollbar-thumb:active {
  cursor: grabbing;
  background: var(--primary);
}

/* Ensure table headers stay visible when scrolling */
.table-container .table thead th {
  position: sticky;
  top: 0;
  z-index: 10;
  background: var(--gray-50);
  border-bottom: 2px solid var(--gray-200);
  white-space: nowrap;
  min-width: 120px;
}

/* Payment table specific styling - Simplified */
#requestsTable {
  min-width: 820px; /* Adjusted minimum width for simplified table */
  width: 100%; /* Use full available width */
  table-layout: fixed; /* Fixed layout for consistent column widths */
}

#requestsTable th,
#requestsTable td {
  white-space: nowrap;
  padding: 0.5rem 0.75rem; /* Optimized padding */
  vertical-align: middle;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* Specific column widths for simplified layout */
#requestsTable th:nth-child(1), /* Created */
#requestsTable td:nth-child(1) {
  width: 140px;
  min-width: 140px;
}

#requestsTable th:nth-child(2), /* Name */
#requestsTable td:nth-child(2) {
  width: 150px;
  min-width: 150px;
}

#requestsTable th:nth-child(3), /* Amount */
#requestsTable td:nth-child(3) {
  width: 120px;
  min-width: 120px;
}

#requestsTable th:nth-child(4), /* Package */
#requestsTable td:nth-child(4) {
  width: 120px;
  min-width: 120px;
}

#requestsTable th:nth-child(5), /* Screenshot */
#requestsTable td:nth-child(5) {
  width: 120px;
  min-width: 120px;
  text-align: center;
}

#requestsTable th:nth-child(6), /* Actions */
#requestsTable td:nth-child(6) {
  width: 170px;
  min-width: 170px;
}

/* Scroll indicator styling */
.scroll-indicator {
  text-align: center;
  padding: 0.5rem;
  background: var(--gray-50);
  border-radius: var(--radius);
  border: 1px solid var(--gray-200);
  margin-bottom: 0.5rem;
}

.scroll-indicator i {
  color: var(--primary);
}

/* Responsive adjustments for simplified table */
@media (max-width: 1200px) {
  #requestsTable {
    min-width: 770px; /* Further reduced for smaller screens */
  }
  
  .table-container {
    max-height: 60vh; /* Reduce height on smaller screens */
  }
}

@media (max-width: 992px) {
  #requestsTable {
    min-width: 720px; /* Minimum width for tablet screens */
  }
  
  #requestsTable th,
  #requestsTable td {
    padding: 0.4rem 0.5rem; /* Smaller padding on mobile */
    font-size: 0.9rem;
  }
}