/* ===== MODERN ADMIN PANEL CSS ===== */

/* CSS Variables for consistent theming */
:root {
  /* Corporate Color Palette */
  --primary-color: #2563eb;
  --primary-dark: #1d4ed8;
  --primary-light: #3b82f6;
  --secondary-color: #64748b;
  --success-color: #059669;
  --warning-color: #d97706;
  --error-color: #dc2626;
  --info-color: #0891b2;
  
  /* Neutral Colors */
  --white: #ffffff;
  --gray-50: #f8fafc;
  --gray-100: #f1f5f9;
  --gray-200: #e2e8f0;
  --gray-300: #cbd5e1;
  --gray-400: #94a3b8;
  --gray-500: #64748b;
  --gray-600: #475569;
  --gray-700: #334155;
  --gray-800: #1e293b;
  --gray-900: #0f172a;
  
  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
  --shadow: 0 1px 3px 0 rgb(0 0 0 / 0.1), 0 1px 2px -1px rgb(0 0 0 / 0.1);
  --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
  --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
  --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
  
  /* Border Radius */
  --radius-sm: 0.25rem;
  --radius: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  
  /* Typography */
  --font-family-base: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  --font-family-heading: 'Poppins', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  
  /* Spacing */
  --spacing-xs: 0.25rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
  --spacing-2xl: 3rem;
  
  /* Transitions */
  --transition-fast: 150ms ease-in-out;
  --transition-normal: 300ms ease-in-out;
  --transition-slow: 500ms ease-in-out;
}

/* ===== RESET AND BASE STYLES ===== */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html, body {
  height: 100%;
  font-family: var(--font-family-base);
  font-size: 14px;
  line-height: 1.6;
  color: var(--gray-700);
  background-color: var(--gray-50);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* ===== TYPOGRAPHY ===== */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-family-heading);
  font-weight: 600;
  line-height: 1.4;
  color: var(--gray-800);
  margin-bottom: var(--spacing-sm);
}

h1 { font-size: 2.25rem; }
h2 { font-size: 1.875rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.25rem; }
h5 { font-size: 1.125rem; }
h6 { font-size: 1rem; }

p {
  margin-bottom: var(--spacing-md);
}

/* ===== LAYOUT COMPONENTS ===== */
.wrapper {
  display: flex;
  width: 100%;
  min-height: 100vh;
  background-color: var(--gray-50);
}

/* ===== SIDEBAR STYLES ===== */
#sidebar {
  min-width: 280px;
  max-width: 280px;
  background: linear-gradient(135deg, var(--gray-800) 0%, var(--gray-900) 100%);
  color: var(--white);
  transition: all var(--transition-normal);
  box-shadow: var(--shadow-xl);
  z-index: 1000;
  position: relative;
}

#sidebar.active {
  margin-left: -280px;
}

#sidebar .sidebar-header {
  padding: var(--spacing-xl);
  background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
  text-align: center;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

#sidebar .sidebar-header img {
  max-width: 120px;
  height: auto;
  filter: brightness(1.1);
}

/* Welcome Section */
.sidebar-welcome {
  padding: var(--spacing-lg) var(--spacing-xl);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  background: rgba(255, 255, 255, 0.05);
}

.sidebar-welcome a {
  color: var(--white);
  text-decoration: none;
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.sidebar-welcome i {
  font-size: 1.1rem;
  opacity: 0.8;
}

/* Navigation */
#sidebar ul.components {
  padding: var(--spacing-lg) 0;
  list-style: none;
}

#sidebar ul.components li {
  position: relative;
}

#sidebar ul.components li a {
  padding: var(--spacing-md) var(--spacing-xl);
  font-size: 15px;
  display: block;
  color: rgba(255, 255, 255, 0.9);
  text-decoration: none;
  transition: all var(--transition-fast);
  border-left: 3px solid transparent;
  position: relative;
}

#sidebar ul.components li a:hover {
  background: rgba(255, 255, 255, 0.1);
  border-left-color: var(--primary-color);
  color: var(--white);
  transform: translateX(2px);
}

#sidebar ul.components li.active > a {
  background: rgba(255, 255, 255, 0.15);
  border-left-color: var(--primary-color);
  color: var(--white);
  font-weight: 600;
}

#sidebar ul.components li.active > a::before {
  content: '';
  position: absolute;
  right: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: var(--primary-color);
}

/* Dropdown Styles */
a[data-toggle="collapse"] {
  position: relative;
}

a[data-toggle="collapse"]::after {
  content: '\f107';
  font-family: 'Font Awesome 5 Free';
  font-weight: 900;
  position: absolute;
  right: var(--spacing-lg);
  top: 50%;
  transform: translateY(-50%);
  transition: transform var(--transition-fast);
}

a[data-toggle="collapse"][aria-expanded="true"]::after {
  transform: translateY(-50%) rotate(180deg);
}

ul ul a {
  font-size: 14px !important;
  padding-left: calc(var(--spacing-xl) + var(--spacing-lg)) !important;
  background: rgba(0, 0, 0, 0.2);
  border-left: 3px solid transparent;
}

ul ul a:hover {
  background: rgba(255, 255, 255, 0.1);
  border-left-color: var(--primary-light);
}

/* Sidebar Footer */
.sidebar-footer {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: var(--spacing-lg);
  text-align: center;
  color: rgba(255, 255, 255, 0.7);
  font-size: 13px;
  background: rgba(0, 0, 0, 0.2);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

/* ===== CONTENT AREA ===== */
#content {
  width: 100%;
  padding: var(--spacing-xl);
  min-height: 100vh;
  transition: all var(--transition-normal);
  background-color: var(--gray-50);
}

/* Page Header */
.page-header {
  margin-bottom: var(--spacing-2xl);
  padding-bottom: var(--spacing-lg);
  border-bottom: 2px solid var(--gray-200);
}

.page-header h3 {
  color: var(--gray-800);
  font-size: 1.75rem;
  font-weight: 700;
  margin: 0;
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.page-header h3::before {
  content: '';
  width: 4px;
  height: 2rem;
  background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
  border-radius: var(--radius-sm);
}

/* ===== DASHBOARD CARDS ===== */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-xl);
  margin-bottom: var(--spacing-2xl);
}

.stat-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: var(--spacing-xl);
  box-shadow: var(--shadow-md);
  transition: all var(--transition-fast);
  border: 1px solid var(--gray-200);
  position: relative;
  overflow: hidden;
}

.stat-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--primary-color), var(--primary-light));
}

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

.stat-card-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.stat-card-info h2 {
  font-size: 2rem;
  font-weight: 700;
  color: var(--gray-800);
  margin: 0 0 var(--spacing-xs) 0;
  line-height: 1;
}

.stat-card-info p {
  color: var(--gray-600);
  font-weight: 500;
  margin: 0;
  font-size: 14px;
}

.stat-card-icon {
  width: 60px;
  height: 60px;
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  color: var(--white);
  opacity: 0.9;
}

.stat-card-footer {
  margin-top: var(--spacing-lg);
  padding-top: var(--spacing-md);
  border-top: 1px solid var(--gray-200);
}

.stat-card-footer a {
  color: var(--gray-600);
  text-decoration: none;
  font-size: 13px;
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  transition: color var(--transition-fast);
}

.stat-card-footer a:hover {
  color: var(--primary-color);
}

/* Stat card color variants */
.stat-card.primary .stat-card-icon {
  background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
}

.stat-card.success .stat-card-icon {
  background: linear-gradient(135deg, var(--success-color), #10b981);
}

.stat-card.warning .stat-card-icon {
  background: linear-gradient(135deg, var(--warning-color), #f59e0b);
}

.stat-card.error .stat-card-icon {
  background: linear-gradient(135deg, var(--error-color), #ef4444);
}

/* ===== ACTION CARDS ===== */
.action-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-xl);
  margin-top: var(--spacing-2xl);
}

.action-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: var(--spacing-lg);
  box-shadow: var(--shadow);
  border: 1px solid var(--gray-200);
  transition: all var(--transition-fast);
}

.action-card:hover {
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.action-item {
  display: block;
  padding: var(--spacing-md);
  background: var(--gray-50);
  border-radius: var(--radius);
  text-decoration: none;
  color: var(--gray-700);
  margin-bottom: var(--spacing-sm);
  transition: all var(--transition-fast);
  border: 1px solid transparent;
}

.action-item:last-child {
  margin-bottom: 0;
}

.action-item:hover {
  background: var(--primary-color);
  color: var(--white);
  border-color: var(--primary-dark);
  transform: translateX(2px);
}

.action-item-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.action-item-label {
  font-weight: 500;
  font-size: 14px;
}

.action-item-count {
  background: var(--white);
  color: var(--gray-700);
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 13px;
  min-width: 24px;
  text-align: center;
}

.action-item:hover .action-item-count {
  background: rgba(255, 255, 255, 0.2);
  color: var(--white);
}

/* ===== LOGIN PAGE STYLES ===== */
.login-container {
  min-height: 100vh;
  background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-xl);
}

.login-card {
  background: var(--white);
  border-radius: var(--radius-xl);
  padding: var(--spacing-2xl);
  box-shadow: var(--shadow-xl);
  width: 100%;
  max-width: 400px;
  border: 1px solid var(--gray-200);
}

.login-header {
  text-align: center;
  margin-bottom: var(--spacing-2xl);
}

.login-header img {
  max-width: 150px;
  height: auto;
  margin-bottom: var(--spacing-lg);
}

.login-header h2 {
  color: var(--gray-800);
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: var(--spacing-sm);
}

.login-header p {
  color: var(--gray-600);
  font-size: 14px;
  margin: 0;
}

/* ===== FORM STYLES ===== */
.form-group {
  margin-bottom: var(--spacing-lg);
}

.form-label {
  display: block;
  color: var(--gray-700);
  font-weight: 500;
  margin-bottom: var(--spacing-sm);
  font-size: 14px;
}

.form-control {
  width: 100%;
  padding: var(--spacing-md);
  border: 2px solid var(--gray-300);
  border-radius: var(--radius);
  font-size: 14px;
  transition: all var(--transition-fast);
  background-color: var(--white);
  color: var(--gray-700);
}

.form-control:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.form-control::placeholder {
  color: var(--gray-400);
}

/* ===== BUTTON STYLES ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-md) var(--spacing-lg);
  border: none;
  border-radius: var(--radius);
  font-size: 14px;
  font-weight: 500;
  text-decoration: none;
  cursor: pointer;
  transition: all var(--transition-fast);
  line-height: 1;
  min-height: 44px;
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
  color: var(--white);
  box-shadow: var(--shadow-sm);
}

.btn-primary:hover {
  background: linear-gradient(135deg, var(--primary-dark), var(--primary-color));
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.btn-secondary {
  background: var(--gray-100);
  color: var(--gray-700);
  border: 1px solid var(--gray-300);
}

.btn-secondary:hover {
  background: var(--gray-200);
  border-color: var(--gray-400);
}

.btn-success {
  background: linear-gradient(135deg, var(--success-color), #10b981);
  color: var(--white);
}

.btn-success:hover {
  background: linear-gradient(135deg, #047857, var(--success-color));
}

.btn-warning {
  background: linear-gradient(135deg, var(--warning-color), #f59e0b);
  color: var(--white);
}

.btn-warning:hover {
  background: linear-gradient(135deg, #b45309, var(--warning-color));
}

.btn-error {
  background: linear-gradient(135deg, var(--error-color), #ef4444);
  color: var(--white);
}

.btn-error:hover {
  background: linear-gradient(135deg, #b91c1c, var(--error-color));
}

.btn-lg {
  padding: var(--spacing-lg) var(--spacing-xl);
  font-size: 16px;
  min-height: 50px;
}

.btn-sm {
  padding: var(--spacing-sm) var(--spacing-md);
  font-size: 13px;
  min-height: 36px;
}

/* ===== UTILITIES ===== */
.text-center { text-align: center; }
.text-right { text-align: right; }
.text-left { text-align: left; }

.mt-1 { margin-top: var(--spacing-xs); }
.mt-2 { margin-top: var(--spacing-sm); }
.mt-3 { margin-top: var(--spacing-md); }
.mt-4 { margin-top: var(--spacing-lg); }
.mt-5 { margin-top: var(--spacing-xl); }

.mb-1 { margin-bottom: var(--spacing-xs); }
.mb-2 { margin-bottom: var(--spacing-sm); }
.mb-3 { margin-bottom: var(--spacing-md); }
.mb-4 { margin-bottom: var(--spacing-lg); }
.mb-5 { margin-bottom: var(--spacing-xl); }

/* ===== RESPONSIVE DESIGN ===== */
@media (max-width: 768px) {
  #sidebar {
    margin-left: -280px;
    position: fixed;
    height: 100vh;
    z-index: 9999;
  }
  
  #sidebar.active {
    margin-left: 0;
  }
  
  #content {
    padding: var(--spacing-lg);
  }
  
  .stats-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
  }
  
  .action-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
  }
  
  .page-header h3 {
    font-size: 1.5rem;
  }
  
  .stat-card {
    padding: var(--spacing-lg);
  }
  
  .stat-card-content {
    flex-direction: column;
    gap: var(--spacing-md);
    text-align: center;
  }
  
  .login-container {
    padding: var(--spacing-lg);
  }
  
  .login-card {
    padding: var(--spacing-xl);
  }
}

@media (max-width: 480px) {
  #content {
    padding: var(--spacing-md);
  }
  
  .stats-grid {
    gap: var(--spacing-md);
  }
  
  .stat-card {
    padding: var(--spacing-md);
  }
  
  .login-card {
    padding: var(--spacing-lg);
  }
}

/* ===== LEGACY COMPATIBILITY ===== */
/* Keep some old classes for backward compatibility */
.small-box {
  /* Legacy class - now mapped to stat-card */
}

.wrapper {
  /* Already defined above */
}

/* Hide legacy elements that are no longer needed */
.navbar {
  display: none;
}

/* ===== ANIMATIONS ===== */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes slideInLeft {
  from {
    opacity: 0;
    transform: translateX(-20px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

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

.slide-in-left {
  animation: slideInLeft 0.4s ease-out;
}

/* ===== LOADING STATES ===== */
.loading {
  opacity: 0.6;
  pointer-events: none;
  position: relative;
}

.loading::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 20px;
  height: 20px;
  margin: -10px 0 0 -10px;
  border: 2px solid var(--gray-300);
  border-top-color: var(--primary-color);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

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

/* ===== ACCESSIBILITY ===== */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* Focus styles for keyboard navigation */
a:focus,
button:focus,
input:focus,
textarea:focus,
select:focus {
  outline: 2px solid var(--primary-color);
  outline-offset: 2px;
}

/* ===== PRINT STYLES ===== */
@media print {
  #sidebar {
    display: none;
  }
  
  #content {
    margin: 0;
    padding: 0;
  }
  
  .stat-card,
  .action-card {
    box-shadow: none;
    border: 1px solid var(--gray-400);
  }
}