:root {
  --primary-color: #4f46e5;
  --primary-dark: #4338ca;
  --primary-light: #818cf8;
  --secondary-color: #0f172a;
  --accent-color: #f59e0b;
  --success-color: #10b981;
  --danger-color: #ef4444;
  --warning-color: #f59e0b;
  --text-dark: #1e293b;
  --text-light: #64748b;
  --bg-light: #f8fafc;
  --bg-white: #ffffff;
  --border-color: #e2e8f0;
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
  --font-main: "Inter", sans-serif;
}

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

body {
  font-family: var(--font-main);
  background-color: #ffffff;
  color: var(--text-dark);
  line-height: 1.6;
}

.page-wrapper {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.main-container {
  display: flex;
  flex: 1;
}

.sidebar {
  width: 260px;
  background: var(--bg-white);
  border-right: 1px solid var(--border-color);
  position: fixed;
  height: 100vh;
  overflow-y: auto;
  z-index: 1000;
  transition: transform 0.3s ease;
}

.sidebar-header {
  padding: 1.5rem;
  border-bottom: 1px solid var(--border-color);
}

.sidebar-brand {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--primary-color);
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.sidebar-menu {
  padding: 1rem 0;
}

.menu-item {
  padding: 0.75rem 1.5rem;
  color: var(--text-dark);
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  transition: all 0.2s;
  border-left: 3px solid transparent;
}

.menu-item:hover {
  background-color: var(--bg-light);
  color: var(--primary-color);
  border-left-color: var(--primary-color);
}

.menu-item.active {
  background-color: #eef2ff;
  color: var(--primary-color);
  border-left-color: var(--primary-color);
  font-weight: 600;
}

.content-wrapper {
  flex: 1;
  margin-left: 260px;
  padding: 2rem;
}

.page-header {
  margin-bottom: 2rem;
}

.page-title {
  font-size: 1.875rem;
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: 0.5rem;
}

.page-subtitle {
  color: var(--text-light);
  font-size: 0.875rem;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 1.5rem;
  margin-bottom: 2rem;
}

.stat-card {
  background: var(--bg-white);
  border-radius: 8px;
  padding: 1.5rem;
  border: 1px solid var(--border-color);
  transition: all 0.3s;
}

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

.stat-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1rem;
}

.stat-card-title {
  font-size: 0.875rem;
  color: var(--text-light);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.stat-card-icon {
  width: 48px;
  height: 48px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
}

.stat-card-icon.primary {
  background-color: #eef2ff;
  color: var(--primary-color);
}

.stat-card-icon.success {
  background-color: #d1fae5;
  color: var(--success-color);
}

.stat-card-icon.warning {
  background-color: #fef3c7;
  color: var(--warning-color);
}

.stat-card-icon.danger {
  background-color: #fee2e2;
  color: var(--danger-color);
}

.stat-card-value {
  font-size: 2rem;
  font-weight: 700;
  color: var(--text-dark);
}

.card {
  background: var(--bg-white);
  border-radius: 8px;
  border: 1px solid var(--border-color);
  margin-bottom: 1.5rem;
}

.card-header {
  padding: 1.25rem 1.5rem;
  border-bottom: 1px solid var(--border-color);
}

.card-title {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--text-dark);
}

.card-body {
  padding: 1.5rem;
}

.btn {
  padding: 0.625rem 1.25rem;
  border-radius: 6px;
  font-weight: 500;
  font-size: 0.875rem;
  border: none;
  cursor: pointer;
  transition: all 0.2s;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  justify-content: center;
}

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

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

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

.btn-success:hover {
  background-color: #059669;
}

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

.btn-danger:hover {
  background-color: #dc2626;
}

.btn-sm {
  padding: 0.375rem 0.75rem;
  font-size: 0.8125rem;
}

.table-responsive {
  overflow-x: auto;
}

.table {
  width: 100%;
  border-collapse: collapse;
}

.table thead th {
  background-color: var(--bg-light);
  color: var(--text-dark);
  font-weight: 600;
  text-align: left;
  padding: 0.875rem 1rem;
  font-size: 0.875rem;
  border-bottom: 2px solid var(--border-color);
}

.table tbody td {
  padding: 0.875rem 1rem;
  border-bottom: 1px solid var(--border-color);
  color: var(--text-dark);
  font-size: 0.875rem;
}

.table tbody tr:hover {
  background-color: var(--bg-light);
}

.badge {
  padding: 0.25rem 0.75rem;
  border-radius: 4px;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.badge-success {
  background-color: #d1fae5;
  color: #065f46;
}

.badge-warning {
  background-color: #fef3c7;
  color: #92400e;
}

.badge-danger {
  background-color: #fee2e2;
  color: #991b1b;
}

.form-group {
  margin-bottom: 1.25rem;
}

.form-label {
  display: block;
  margin-bottom: 0.5rem;
  color: var(--text-dark);
  font-weight: 500;
  font-size: 0.875rem;
}

.form-control {
  width: 100%;
  padding: 0.625rem 0.875rem;
  border: 1px solid var(--border-color);
  border-radius: 6px;
  font-size: 0.875rem;
  color: var(--text-dark);
  transition: all 0.2s;
}

.form-control:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.1);
}

.kiosk-container {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #d8d8d8;
  padding: 2rem;
}

.kiosk-card {
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  border-radius: 16px;
  padding: 3rem;
  max-width: 500px;
  width: 100%;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3), 0 0 0 1px rgba(255, 255, 255, 0.1);
}

.kiosk-header {
  text-align: center;
  margin-bottom: 2rem;
}

.kiosk-title {
  font-size: 2rem;
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: 0.5rem;
}

.kiosk-subtitle {
  color: var(--text-light);
  font-size: 0.875rem;
}

.kiosk-actions {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin-top: 1.5rem;
}

.login-container {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #ffffff;
  padding: 2rem;
}

.login-card {
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  border-radius: 16px;
  padding: 3rem;
  max-width: 450px;
  width: 100%;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3), 0 0 0 1px rgba(255, 255, 255, 0.1);
}

.login-header {
  text-align: center;
  margin-bottom: 2rem;
}

.login-title {
  font-size: 1.875rem;
  font-weight: 700;
  color: var(--text-dark);
}

.btn-block {
  width: 100%;
}

@media (max-width: 768px) {
  .sidebar {
    transform: translateX(-100%);
    transition: transform 0.3s ease;
    max-width: 280px;
    width: 80%;
    min-height: 100vh;
    height: 100%;
  }

  .sidebar.show {
    transform: translateX(0);
  }

  /* Prevent body scroll when menu is open */
  body.menu-open {
    overflow: hidden;
  }

  .content-wrapper {
    margin-left: 0;
    padding: 1rem;
    padding-top: 5rem;
  }

  .stats-grid {
    grid-template-columns: 1fr;
    gap: 1rem;
  }

  .kiosk-actions {
    grid-template-columns: 1fr;
  }

  /* Mobile Menu Toggle Button */
  .mobile-menu-toggle {
    display: block;
    position: fixed;
    top: 1rem;
    left: 1rem;
    z-index: 1001;
    background: var(--bg-white);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    box-shadow: var(--shadow-md);
    transition: all 0.2s;
  }

  .mobile-menu-toggle:hover {
    background-color: var(--bg-light);
  }

  .mobile-menu-toggle i {
    font-size: 1.25rem;
    color: var(--primary-color);
  }

  /* Sidebar Backdrop */
  .sidebar-backdrop {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    z-index: 999;
    opacity: 0;
    transition: opacity 0.3s ease;
  }

  .sidebar-backdrop.show {
    display: block;
    opacity: 1;
  }

  /* Improved Table Responsiveness */
  .table {
    font-size: 0.8125rem;
  }

  .table thead th,
  .table tbody td {
    padding: 0.625rem 0.75rem;
  }

  .table-responsive {
    border-radius: 8px;
    border: 1px solid var(--border-color);
  }

  /* Mobile Spacing Adjustments */
  .kiosk-container,
  .login-container {
    padding: 1rem;
  }

  .kiosk-card,
  .login-card {
    padding: 2rem 1.5rem;
  }

  .page-header {
    margin-bottom: 1.5rem;
  }

  .page-title {
    font-size: 1.5rem;
  }

  /* Better Touch Targets */
  .btn {
    min-height: 44px;
  }

  .menu-item {
    padding: 1rem 1.5rem;
    font-size: 1rem;
  }

  /* Card Adjustments */
  .card-header,
  .card-body {
    padding: 1rem;
  }

  .stat-card {
    padding: 1.25rem;
  }
}

/* Hide mobile toggle on desktop */
@media (min-width: 769px) {
  .mobile-menu-toggle,
  .sidebar-backdrop {
    display: none !important;
  }
}