/* ========================================
   BARNAWA COOPERATIVE - MODERN CSS FRAMEWORK
   ======================================== */

/* CSS Custom Properties (Design Tokens) */
:root {
  /* Color Palette */
  --primary-50: #f0f9ff;
  --primary-100: #e0f2fe;
  --primary-200: #bae6fd;
  --primary-300: #7dd3fc;
  --primary-400: #38bdf8;
  --primary-500: #0ea5e9;
  --primary-600: #0284c7;
  --primary-700: #0369a1;
  --primary-800: #075985;
  --primary-900: #0c4a6e;
  
  --success-50: #f0fdf4;
  --success-100: #dcfce7;
  --success-200: #bbf7d0;
  --success-300: #86efac;
  --success-400: #4ade80;
  --success-500: #22c55e;
  --success-600: #16a34a;
  --success-700: #15803d;
  --success-800: #166534;
  --success-900: #14532d;
  
  --warning-50: #fffbeb;
  --warning-100: #fef3c7;
  --warning-200: #fde68a;
  --warning-300: #fcd34d;
  --warning-400: #fbbf24;
  --warning-500: #f59e0b;
  --warning-600: #d97706;
  --warning-700: #b45309;
  --warning-800: #92400e;
  --warning-900: #78350f;
  
  --danger-50: #fef2f2;
  --danger-100: #fee2e2;
  --danger-200: #fecaca;
  --danger-300: #fca5a5;
  --danger-400: #f87171;
  --danger-500: #ef4444;
  --danger-600: #dc2626;
  --danger-700: #b91c1c;
  --danger-800: #991b1b;
  --danger-900: #7f1d1d;
  
  /* 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;
  
  /* Semantic Colors - Light Mode */
  --background: var(--gray-50);
  --surface: #ffffff;
  --surface-variant: var(--gray-100);
  --text-primary: var(--gray-900);
  --text-secondary: var(--gray-600);
  --text-muted: var(--gray-500);
  --border: var(--gray-200);
  --border-focus: var(--primary-500);
  
  /* Spacing Scale */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;
  
  /* Typography Scale */
  --text-xs: 0.75rem;
  --text-sm: 0.875rem;
  --text-base: 1rem;
  --text-lg: 1.125rem;
  --text-xl: 1.25rem;
  --text-2xl: 1.5rem;
  --text-3xl: 1.875rem;
  --text-4xl: 2.25rem;
  --text-5xl: 3rem;
  
  /* Border Radius */
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-2xl: 1.5rem;
  --radius-full: 9999px;
  
  /* 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), 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);
  --shadow-2xl: 0 25px 50px -12px rgb(0 0 0 / 0.25);
  
  /* Transitions */
  --transition-fast: 150ms ease-in-out;
  --transition-normal: 300ms ease-in-out;
  --transition-slow: 500ms ease-in-out;
}

/* Dark Mode */
[data-theme="dark"] {
  --background: var(--gray-900);
  --surface: var(--gray-800);
  --surface-variant: var(--gray-700);
  --text-primary: var(--gray-50);
  --text-secondary: var(--gray-300);
  --text-muted: var(--gray-400);
  --border: var(--gray-600);
  --border-focus: var(--primary-400);
}

/* ========================================
   BASE STYLES
   ======================================== */

* {
  box-sizing: border-box;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background: var(--background);
  color: var(--text-primary);
  line-height: 1.6;
  transition: background var(--transition-normal), color var(--transition-normal);
  font-size: var(--text-base);
  margin: 0;
  padding: 0;
}

/* ========================================
   TYPOGRAPHY
   ======================================== */

h1, h2, h3, h4, h5, h6 {
  font-weight: 600;
  line-height: 1.2;
  margin-bottom: var(--space-4);
  color: var(--text-primary);
}

h1 { font-size: var(--text-4xl); }
h2 { font-size: var(--text-3xl); }
h3 { font-size: var(--text-2xl); }
h4 { font-size: var(--text-xl); }
h5 { font-size: var(--text-lg); }
h6 { font-size: var(--text-base); }

p {
  margin-bottom: var(--space-4);
  color: var(--text-secondary);
}

.text-muted {
  color: var(--text-muted) !important;
}

.gradient-text {
  background: linear-gradient(135deg, var(--primary-600), var(--success-500));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  font-weight: 700;
}

/* ========================================
   LAYOUT COMPONENTS
   ======================================== */

/* Dashboard Layout */
.dashboard-container {
  display: flex;
  min-height: 100vh;
}

.dashboard-sidebar {
  width: 280px;
  transition: width var(--transition-normal), transform var(--transition-normal);
  overflow-x: hidden;
  position: fixed;
  height: 100vh;
  z-index: 1000;
}

.dashboard-sidebar.collapsed {
  width: 70px;
}

.dashboard-main {
  flex: 1;
  margin-left: 280px;
  transition: margin-left var(--transition-normal);
}

.dashboard-main.expanded {
  margin-left: 70px;
}

/* Sidebar Components */
.sidebar-header {
  padding: var(--space-4);
}

.logo-section {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.logo-text {
  transition: opacity var(--transition-normal);
}

.collapsed .logo-text {
  opacity: 0;
  width: 0;
}

.nav-section-title {
  color: var(--text-secondary);
  font-size: var(--text-sm);
  padding: var(--space-3) var(--space-4);
  margin: 0;
  opacity: 1;
  transition: opacity var(--transition-normal);
}

.collapsed .nav-section-title {
  opacity: 0;
}

.nav-text {
  transition: opacity var(--transition-normal);
}

.collapsed .nav-text {
  opacity: 0;
  width: 0;
}

/* Improved Text Visibility */
.nav-link {
  color: var(--text-secondary);
  background: transparent;
  transition: all var(--transition-normal);
  border-radius: var(--radius-md);
  margin: 0 var(--space-2);
  padding: var(--space-2) var(--space-3);
}

.nav-link:hover {
  color: var(--text-primary);
  background: var(--surface-variant);
}

.nav-link.active {
  color: var(--primary-600);
  background: var(--primary-50);
}

[data-theme="dark"] .nav-link.active {
  background: var(--primary-900);
  color: var(--primary-300);
}

.glass-card {
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: var(--radius-2xl);
  box-shadow: var(--shadow-xl);
  transition: all var(--transition-normal);
}

[data-theme="dark"] .glass-card {
  background: rgba(31, 41, 55, 0.95);
  border: 1px solid rgba(75, 85, 99, 0.3);
}

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

.card-modern {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-md);
  transition: all var(--transition-normal);
  overflow: hidden;
}

.card-modern:hover {
  transform: translateY(-1px);
  box-shadow: var(--shadow-lg);
  border-color: var(--primary-200);
}

/* ========================================
   NAVIGATION
   ======================================== */

.navbar-modern {
  background: rgba(255, 255, 255, 0.95) !important;
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-normal);
}

[data-theme="dark"] .navbar-modern {
  background: rgba(31, 41, 55, 0.95) !important;
  border-bottom-color: var(--border);
}

.navbar-brand {
  font-weight: 700;
  font-size: var(--text-xl);
  background: linear-gradient(135deg, var(--primary-600), var(--success-500));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.nav-link {
  font-weight: 500;
  transition: color var(--transition-fast);
  position: relative;
}

.nav-link:hover {
  color: var(--primary-600) !important;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 50%;
  width: 0;
  height: 2px;
  background: var(--primary-600);
  transition: all var(--transition-fast);
  transform: translateX(-50%);
}

.nav-link:hover::after {
  width: 100%;
}

/* ========================================
   BUTTONS
   ======================================== */

.btn {
  font-weight: 500;
  border-radius: var(--radius-lg);
  padding: var(--space-3) var(--space-6);
  transition: all var(--transition-fast);
  border: none;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  text-decoration: none;
}

.btn-primary {
  background: var(--primary-600);
  color: white;
  box-shadow: var(--shadow-sm);
}

.btn-primary:hover {
  background: var(--primary-700);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
  color: white;
}

.btn-success {
  background: var(--success-600);
  color: white;
  box-shadow: var(--shadow-sm);
}

.btn-success:hover {
  background: var(--success-700);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
  color: white;
}

.btn-gradient {
  background: linear-gradient(135deg, var(--primary-600), var(--success-500));
  color: white;
  border: none;
  box-shadow: var(--shadow-md);
}

.btn-gradient:hover {
  background: linear-gradient(135deg, var(--success-500), var(--primary-600));
  transform: translateY(-1px);
  box-shadow: var(--shadow-lg);
  color: white;
}

.btn-outline-primary {
  background: transparent;
  color: var(--primary-600);
  border: 2px solid var(--primary-600);
}

.btn-outline-primary:hover {
  background: var(--primary-600);
  color: white;
  transform: translateY(-1px);
}

.btn-ghost {
  background: transparent;
  color: var(--text-secondary);
  border: 1px solid var(--border);
}

.btn-ghost:hover {
  background: var(--surface-variant);
  color: var(--text-primary);
  border-color: var(--primary-300);
}

/* ========================================
   FORMS
   ======================================== */

.form-control {
  background: var(--surface);
  border: 2px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--space-3) var(--space-4);
  font-size: var(--text-base);
  transition: all var(--transition-fast);
  color: var(--text-primary);
}

.form-control:focus {
  outline: none;
  border-color: var(--border-focus);
  box-shadow: 0 0 0 3px rgba(14, 165, 233, 0.1);
  background: var(--surface);
}

.form-control::placeholder {
  color: var(--text-muted);
}

.form-label {
  font-weight: 500;
  color: var(--text-primary);
  margin-bottom: var(--space-2);
  display: block;
}

.form-floating {
  position: relative;
}

.form-floating .form-control {
  padding: var(--space-4) var(--space-4) var(--space-2) var(--space-4);
}

.form-floating label {
  position: absolute;
  top: 0;
  left: var(--space-4);
  height: 100%;
  padding: var(--space-4) 0 0 0;
  pointer-events: none;
  border: none;
  transform-origin: 0 0;
  transition: all var(--transition-fast);
  color: var(--text-muted);
}

.form-floating .form-control:focus ~ label,
.form-floating .form-control:not(:placeholder-shown) ~ label {
  opacity: 0.65;
  transform: scale(0.85) translateY(-0.5rem) translateX(0.15rem);
}

/* ========================================
   SIDEBAR
   ======================================== */

.sidebar-glass {
  background: linear-gradient(135deg, var(--primary-600), var(--primary-700));
  backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  position: sticky;
  top: var(--space-6);
  height: fit-content;
  min-height: 80vh;
}

.sidebar-link {
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-lg);
  transition: all var(--transition-fast);
  display: flex;
  align-items: center;
  gap: var(--space-3);
  text-decoration: none;
  margin-bottom: var(--space-2);
}

.sidebar-link:hover {
  background: rgba(255, 255, 255, 0.1);
  transform: translateX(4px);
  color: white !important;
}

.sidebar-link.active {
  background: rgba(255, 255, 255, 0.2);
  color: white !important;
}

/* ========================================
   DASHBOARD COMPONENTS
   ======================================== */

.dashboard-bg {
  background: linear-gradient(135deg, var(--primary-50), var(--success-50));
  min-height: 100vh;
  padding: var(--space-6) 0;
}

[data-theme="dark"] .dashboard-bg {
  background: linear-gradient(135deg, var(--gray-900), var(--gray-800));
}

.stat-card {
  background: var(--surface);
  border-radius: var(--radius-xl);
  padding: var(--space-6);
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--border);
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
}

.stat-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--primary-500), var(--success-500));
}

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

.stat-value {
  font-size: var(--text-3xl);
  font-weight: 700;
  color: var(--primary-600);
  margin-bottom: var(--space-2);
}

.stat-label {
  color: var(--text-secondary);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-size: var(--text-sm);
}

/* ========================================
   TABLES
   ======================================== */

.table-modern {
  background: var(--surface);
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  border: 1px solid var(--border);
}

.table-modern thead {
  background: var(--surface-variant);
}

.table-modern th {
  font-weight: 600;
  color: var(--text-primary);
  padding: var(--space-4);
  border: none;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-size: var(--text-sm);
}

.table-modern td {
  padding: var(--space-4);
  border: none;
  border-bottom: 1px solid var(--border);
  color: var(--text-secondary);
}

.table-modern tbody tr:hover {
  background: var(--surface-variant);
}

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

/* ========================================
   ALERTS & NOTIFICATIONS
   ======================================== */

.alert {
  border-radius: var(--radius-lg);
  border: none;
  padding: var(--space-4) var(--space-5);
  margin-bottom: var(--space-4);
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.alert-success {
  background: var(--success-50);
  color: var(--success-800);
  border-left: 4px solid var(--success-500);
}

.alert-danger {
  background: var(--danger-50);
  color: var(--danger-800);
  border-left: 4px solid var(--danger-500);
}

.alert-warning {
  background: var(--warning-50);
  color: var(--warning-800);
  border-left: 4px solid var(--warning-500);
}

.alert-info {
  background: var(--primary-50);
  color: var(--primary-800);
  border-left: 4px solid var(--primary-500);
}

[data-theme="dark"] .alert-success {
  background: rgba(34, 197, 94, 0.1);
  color: var(--success-300);
}

[data-theme="dark"] .alert-danger {
  background: rgba(239, 68, 68, 0.1);
  color: var(--danger-300);
}

[data-theme="dark"] .alert-warning {
  background: rgba(245, 158, 11, 0.1);
  color: var(--warning-300);
}

[data-theme="dark"] .alert-info {
  background: rgba(14, 165, 233, 0.1);
  color: var(--primary-300);
}

/* ========================================
   ANIMATIONS
   ======================================== */

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

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

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

@keyframes bounce {
  0%, 20%, 53%, 80%, 100% { transform: translateY(0); }
  40%, 43% { transform: translateY(-10px); }
  70% { transform: translateY(-5px); }
  90% { transform: translateY(-2px); }
}

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

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

.animate-pulse {
  animation: pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

.animate-bounce {
  animation: bounce 1s infinite;
}

/* ========================================
   THEME TOGGLE
   ======================================== */

.theme-toggle {
  background: var(--surface);
  border: 2px solid var(--border);
  border-radius: var(--radius-full);
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all var(--transition-fast);
  color: var(--text-primary);
}

.theme-toggle:hover {
  background: var(--surface-variant);
  border-color: var(--primary-300);
  transform: scale(1.05);
}

/* ========================================
   UTILITIES
   ======================================== */

.text-gradient {
  background: linear-gradient(135deg, var(--primary-600), var(--success-500));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.bg-gradient {
  background: linear-gradient(135deg, var(--primary-600), var(--success-500));
}

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

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

.border-gradient {
  border: 2px solid;
  border-image: linear-gradient(135deg, var(--primary-600), var(--success-500)) 1;
}

/* ========================================
   RESPONSIVE DESIGN
   ======================================== */

@media (max-width: 768px) {
  .sidebar-glass {
    position: static;
    margin-bottom: var(--space-6);
    min-height: auto;
  }
  
  .dashboard-bg {
    padding: var(--space-4) 0;
  }
  
  .stat-card {
    margin-bottom: var(--space-4);
  }
  
  h1 { font-size: var(--text-3xl); }
  h2 { font-size: var(--text-2xl); }
  h3 { font-size: var(--text-xl); }
}

@media (max-width: 480px) {
  .btn {
    padding: var(--space-2) var(--space-4);
    font-size: var(--text-sm);
  }
  
  .form-control {
    padding: var(--space-2) var(--space-3);
  }
  
  .card-modern {
    margin-bottom: var(--space-4);
  }
}

/* ========================================
   PRINT STYLES
   ======================================== */

@media print {
  .sidebar-glass,
  .navbar-modern,
  .btn,
  .theme-toggle {
    display: none !important;
  }
  
  .glass-card,
  .card-modern {
    box-shadow: none;
    border: 1px solid #ccc;
  }
  
  body {
    background: white;
    color: black;
  }
}