/* ====================================
   🎨 HafriyApp - Modern CSS Framework
   ==================================== */

:root {
  /* Primary Colors */
  --primary: #2563eb;
  --primary-dark: #1e40af;
  --primary-light: #3b82f6;
  
  /* Secondary Colors */
  --secondary: #64748b;
  --success: #10b981;
  --danger: #ef4444;
  --warning: #f59e0b;
  --info: #06b6d4;
  
  /* 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;
  
  /* Spacing */
  --spacing-xs: 0.25rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
  --spacing-2xl: 3rem;
  
  /* Border Radius */
  --radius-sm: 0.25rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  
  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
  --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1);
  --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1);
  --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1);
  
  /* Transitions */
  --transition: all 0.3s ease;
}

/* ====================================
   Base Styles
   ==================================== */

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  background-color: var(--gray-50);
  color: var(--gray-900);
  line-height: 1.6;
  min-height: 100vh;
}

/* ====================================
   Layout
   ==================================== */

.app-container {
  display: flex;
  min-height: 100vh;
}

.sidebar {
  width: 260px;
  background: linear-gradient(180deg, var(--gray-900) 0%, var(--gray-800) 100%);
  color: white;
  position: fixed;
  top: 0;
  left: 0;
  height: 100vh;
  overflow-y: auto;
  transition: var(--transition);
  z-index: 1000;
  box-shadow: var(--shadow-lg);
}

.sidebar-header {
  padding: var(--spacing-lg);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.sidebar-logo {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  font-size: 1.5rem;
  font-weight: 700;
  color: white;
  text-decoration: none;
}

.sidebar-logo-icon {
  font-size: 2rem;
}

.sidebar-nav {
  padding: var(--spacing-lg) 0;
}

.nav-section-title {
  padding: var(--spacing-md) var(--spacing-lg);
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--gray-400);
  margin-top: var(--spacing-md);
}

.nav-link {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  padding: var(--spacing-md) var(--spacing-lg);
  color: var(--gray-300);
  text-decoration: none;
  transition: var(--transition);
  border-left: 3px solid transparent;
}

.nav-link:hover {
  background-color: rgba(255, 255, 255, 0.05);
  color: white;
  border-left-color: var(--primary);
}

.nav-link.active {
  background-color: rgba(59, 130, 246, 0.1);
  color: var(--primary-light);
  border-left-color: var(--primary-light);
  font-weight: 600;
}

.nav-link-icon {
  font-size: 1.25rem;
  width: 24px;
  text-align: center;
}

.main-content {
  flex: 1;
  margin-left: 260px;
  transition: var(--transition);
}

.top-bar {
  background: white;
  box-shadow: var(--shadow-sm);
  padding: var(--spacing-md) var(--spacing-xl);
  display: flex;
  justify-content: space-between;
  align-items: center;
  position: sticky;
  top: 0;
  z-index: 100;
}

.top-bar-left {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
}

.top-bar-title {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--gray-900);
  margin: 0;
}

.top-bar-right {
  display: flex;
  align-items: center;
  gap: var(--spacing-lg);
}

.user-info {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
}

.user-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: 600;
  font-size: 1rem;
}

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

.user-name {
  font-weight: 600;
  color: var(--gray-900);
  font-size: 0.875rem;
}

.user-role {
  font-size: 0.75rem;
  color: var(--gray-500);
}

.content-wrapper {
  padding: var(--spacing-xl);
}

/* ====================================
   Cards & Components
   ==================================== */

.card {
  background: white;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  overflow: hidden;
  transition: var(--transition);
}

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

.card-header {
  padding: var(--spacing-lg);
  border-bottom: 1px solid var(--gray-200);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.card-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--gray-900);
  margin: 0;
}

.card-body {
  padding: var(--spacing-lg);
}

.stat-card {
  background: white;
  border-radius: var(--radius-lg);
  padding: var(--spacing-lg);
  box-shadow: var(--shadow-md);
  transition: var(--transition);
  border-left: 4px solid var(--primary);
}

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

.stat-card-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: var(--spacing-md);
}

.stat-card-value {
  font-size: 2rem;
  font-weight: 700;
  color: var(--gray-900);
  margin: var(--spacing-sm) 0;
}

.stat-card-label {
  font-size: 0.875rem;
  color: var(--gray-600);
  font-weight: 500;
}

.stat-card-primary .stat-card-icon {
  background: rgba(37, 99, 235, 0.1);
  color: var(--primary);
}

.stat-card-success .stat-card-icon {
  background: rgba(16, 185, 129, 0.1);
  color: var(--success);
}

.stat-card-warning .stat-card-icon {
  background: rgba(245, 158, 11, 0.1);
  color: var(--warning);
}

.stat-card-danger .stat-card-icon {
  background: rgba(239, 68, 68, 0.1);
  color: var(--danger);
}

/* ====================================
   Buttons
   ==================================== */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-sm) var(--spacing-lg);
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: 0.875rem;
  border: none;
  cursor: pointer;
  transition: var(--transition);
  text-decoration: none;
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

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

.btn-primary:hover:not(:disabled) {
  background: var(--primary-dark);
  box-shadow: var(--shadow-md);
}

.btn-secondary {
  background: var(--gray-600);
  color: white;
}

.btn-secondary:hover:not(:disabled) {
  background: var(--gray-700);
}

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

.btn-success:hover:not(:disabled) {
  background: #059669;
}

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

.btn-danger:hover:not(:disabled) {
  background: #dc2626;
}

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

.btn-outline:hover:not(:disabled) {
  background: var(--primary);
  color: white;
}

.btn-sm {
  padding: var(--spacing-xs) var(--spacing-md);
  font-size: 0.75rem;
}

.btn-lg {
  padding: var(--spacing-md) var(--spacing-xl);
  font-size: 1rem;
}

/* ====================================
   Forms
   ==================================== */

.form-group {
  margin-bottom: var(--spacing-lg);
}

.form-label {
  display: block;
  font-weight: 600;
  color: var(--gray-700);
  margin-bottom: var(--spacing-sm);
  font-size: 0.875rem;
}

.form-control {
  width: 100%;
  padding: var(--spacing-md);
  border: 2px solid var(--gray-300);
  border-radius: var(--radius-md);
  font-size: 1rem;
  transition: var(--transition);
  background: white;
}

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

.form-control:disabled {
  background: var(--gray-100);
  cursor: not-allowed;
}

.form-select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='%236b7280'%3E%3Cpath stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M19 9l-7 7-7-7'%3E%3C/path%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.75rem center;
  background-size: 1.25rem;
  padding-right: 2.5rem;
}

.form-text {
  display: block;
  margin-top: var(--spacing-xs);
  font-size: 0.875rem;
  color: var(--gray-500);
}

/* ====================================
   Tables
   ==================================== */

.table-wrapper {
  overflow-x: auto;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}

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

.table thead {
  background: var(--gray-50);
}

.table th {
  padding: var(--spacing-md) var(--spacing-lg);
  text-align: left;
  font-weight: 600;
  color: var(--gray-700);
  font-size: 0.875rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-bottom: 2px solid var(--gray-200);
}

.table td {
  padding: var(--spacing-md) var(--spacing-lg);
  border-bottom: 1px solid var(--gray-200);
  color: var(--gray-900);
}

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

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

/* ====================================
   Badges
   ==================================== */

.badge {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-xs);
  padding: var(--spacing-xs) var(--spacing-md);
  border-radius: 9999px;
  font-size: 0.75rem;
  font-weight: 600;
  line-height: 1;
}

.badge-primary {
  background: rgba(37, 99, 235, 0.1);
  color: var(--primary);
}

.badge-success {
  background: rgba(16, 185, 129, 0.1);
  color: var(--success);
}

.badge-danger {
  background: rgba(239, 68, 68, 0.1);
  color: var(--danger);
}

.badge-warning {
  background: rgba(245, 158, 11, 0.1);
  color: var(--warning);
}

.badge-info {
  background: rgba(6, 182, 212, 0.1);
  color: var(--info);
}

/* ====================================
   Alerts
   ==================================== */

.alert {
  padding: var(--spacing-lg);
  border-radius: var(--radius-md);
  margin-bottom: var(--spacing-lg);
  border-left: 4px solid;
}

.alert-success {
  background: rgba(16, 185, 129, 0.1);
  border-color: var(--success);
  color: #065f46;
}

.alert-danger {
  background: rgba(239, 68, 68, 0.1);
  border-color: var(--danger);
  color: #991b1b;
}

.alert-warning {
  background: rgba(245, 158, 11, 0.1);
  border-color: var(--warning);
  color: #92400e;
}

.alert-info {
  background: rgba(6, 182, 212, 0.1);
  border-color: var(--info);
  color: #164e63;
}

/* ====================================
   Utilities
   ==================================== */

.text-center { text-align: center; }
.text-right { text-align: right; }
.text-muted { color: var(--gray-500); }
.text-primary { color: var(--primary); }
.text-success { color: var(--success); }
.text-danger { color: var(--danger); }
.text-warning { color: var(--warning); }

.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); }

.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); }

.grid {
  display: grid;
  gap: var(--spacing-lg);
}

.grid-cols-1 { grid-template-columns: repeat(1, 1fr); }
.grid-cols-2 { grid-template-columns: repeat(2, 1fr); }
.grid-cols-3 { grid-template-columns: repeat(3, 1fr); }
.grid-cols-4 { grid-template-columns: repeat(4, 1fr); }

.flex {
  display: flex;
}

.items-center {
  align-items: center;
}

.justify-between {
  justify-content: space-between;
}

.gap-2 { gap: var(--spacing-sm); }
.gap-3 { gap: var(--spacing-md); }
.gap-4 { gap: var(--spacing-lg); }

/* ====================================
   Responsive
   ==================================== */

@media (max-width: 768px) {
  .sidebar {
    transform: translateX(-100%);
  }
  
  .sidebar.active {
    transform: translateX(0);
  }
  
  .main-content {
    margin-left: 0;
  }
  
  .grid-cols-2,
  .grid-cols-3,
  .grid-cols-4 {
    grid-template-columns: 1fr;
  }
  
  .top-bar {
    padding: var(--spacing-md);
  }
  
  .content-wrapper {
    padding: var(--spacing-md);
  }
}

/* ====================================
   Auth Pages
   ==================================== */

.auth-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  padding: var(--spacing-xl);
}

.auth-card {
  background: white;
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-xl);
  padding: var(--spacing-2xl);
  width: 100%;
  max-width: 450px;
}

.auth-logo {
  text-align: center;
  margin-bottom: var(--spacing-xl);
}

.auth-logo-icon {
  font-size: 4rem;
  color: var(--primary);
  margin-bottom: var(--spacing-md);
}

.auth-title {
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--gray-900);
  margin-bottom: var(--spacing-sm);
  text-align: center;
}

.auth-subtitle {
  color: var(--gray-600);
  text-align: center;
  margin-bottom: var(--spacing-xl);
}