/* =========================================================================
   BMMU OMS — Premium Enhanced Dashboard CSS
   Version 3.0 - Premium Design System with Enhanced UX
   ========================================================================= */
:root {
  /* Enhanced Color System with premium tones */
  --primary: #2563eb;
  --primary-50: #eff6ff;
  --primary-100: #dbeafe;
  --primary-200: #bfdbfe;
  --primary-300: #93c5fd;
  --primary-400: #60a5fa;
  --primary-500: #3b82f6;
  --primary-600: #2563eb;
  --primary-700: #1d4ed8;
  --primary-800: #1e40af;
  --primary-900: #1e3a8a;
  
  --success: #059669;
  --success-50: #ecfdf5;
  --success-100: #d1fae5;
  --success-200: #a7f3d0;
  --success-300: #6ee7b7;
  --success-400: #34d399;
  --success-500: #10b981;
  --success-600: #059669;
  --success-700: #047857;
  --success-800: #065f46;
  --success-900: #064e3b;
  
  --warning: #d97706;
  --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: #dc2626;
  --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;
  
  /* Premium Neutrals with better contrast */
  --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;
  
  /* Semantic Colors */
  --background: #ffffff;
  --surface: #ffffff;
  --surface-secondary: var(--gray-50);
  --surface-elevated: #ffffff;
  --border: var(--gray-200);
  --border-strong: var(--gray-300);
  --text: var(--gray-900);
  --text-secondary: var(--gray-600);
  --text-muted: var(--gray-500);
  
  /* Enhanced Shadows with depth */
  --shadow-xs: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-sm: 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);
  --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
  --shadow-inner: inset 0 2px 4px 0 rgba(0, 0, 0, 0.06);
  
  /* Premium Spacing System */
  --spacing-xs: 0.25rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
  --spacing-2xl: 3rem;
  
  /* Enhanced Border Radius */
  --radius-xs: 0.125rem;
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-2xl: 1.5rem;
  --radius-3xl: 2rem;
  --radius-full: 9999px;
  
  /* Premium Transitions */
  --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-base: 250ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 350ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-bounce: 500ms cubic-bezier(0.68, -0.55, 0.265, 1.55);
  
  /* Z-Index Stack */
  --z-dropdown: 1000;
  --z-sticky: 1020;
  --z-fixed: 1030;
  --z-modal-backdrop: 1040;
  --z-modal: 1050;
  --z-popover: 1060;
  --z-tooltip: 1070;
  --z-toast: 1080;
  --z-max: 9999;
  
  /* Sidebar - Premium Enhancements */
  --sidebar-width-collapsed: 5rem;
  --sidebar-width-expanded: 18rem;
  --sidebar-bg: var(--background);
  --sidebar-border: var(--border);
  --sidebar-shadow: var(--shadow-lg);
  
  /* Mobile Header Height */
  --mobile-header-height: 4rem;
  
  /* Container Max Width */
  --container-max-width: 1400px;
  
  /* Premium Gradients */
  --gradient-primary: linear-gradient(135deg, var(--primary-500) 0%, var(--primary-700) 100%);
  --gradient-success: linear-gradient(135deg, var(--success-500) 0%, var(--success-700) 100%);
  --gradient-warning: linear-gradient(135deg, var(--warning-500) 0%, var(--warning-700) 100%);
  --gradient-danger: linear-gradient(135deg, var(--danger-500) 0%, var(--danger-700) 100%);
  --gradient-subtle: linear-gradient(135deg, var(--gray-50) 0%, var(--gray-100) 100%);
}

/* Enhanced Mobile-First Responsive Spacing Overrides */
@media (max-width: 576px) {
  :root {
    --spacing-xs: 0.2rem;
    --spacing-sm: 0.4rem;
    --spacing-md: 0.8rem;
    --spacing-lg: 1.2rem;
    --spacing-xl: 1.6rem;
    --spacing-2xl: 2.4rem;
    --radius-sm: 0.3rem;
    --radius-md: 0.45rem;
    --radius-lg: 0.6rem;
    --radius-xl: 0.8rem;
  }
}

@media (min-width: 577px) and (max-width: 768px) {
  :root {
    --spacing-xs: 0.225rem;
    --spacing-sm: 0.45rem;
    --spacing-md: 0.9rem;
    --spacing-lg: 1.35rem;
    --spacing-xl: 1.8rem;
    --spacing-2xl: 2.7rem;
  }
}

@media (min-width: 769px) and (max-width: 992px) {
  :root {
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
  }
}

@media (min-width: 1440px) {
  :root {
    --spacing-xs: 0.3rem;
    --spacing-sm: 0.6rem;
    --spacing-md: 1.2rem;
    --spacing-lg: 1.8rem;
    --spacing-xl: 2.4rem;
    --spacing-2xl: 3.6rem;
  }
}

/* Premium Dark Mode */
[data-theme="dark"] {
  --background: var(--gray-900);
  --surface: var(--gray-800);
  --surface-secondary: var(--gray-700);
  --surface-elevated: var(--gray-750);
  --border: var(--gray-700);
  --border-strong: var(--gray-600);
  --text: var(--gray-100);
  --text-secondary: var(--gray-300);
  --text-muted: var(--gray-400);
  --sidebar-bg: var(--gray-800);
  --sidebar-border: var(--gray-700);
}

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

*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  -webkit-text-size-adjust: 100%;
  -webkit-tap-highlight-color: transparent;
  font-size: 15px;
}

/* Premium Typography Scaling */
@media (max-width: 576px) {
  html {
    font-size: 16px;
  }
}

@media (min-width: 577px) and (max-width: 768px) {
  html {
    font-size: 16px;
  }
}

body {
  font-family: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background-color: var(--background);
  color: var(--text);
  line-height: 1.6;
  margin: 0;
  padding: 0;
  transition: all var(--transition-base);
  overflow-x: hidden;
  min-height: 100vh;
}

/* Premium Scrollbar Styling */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

::-webkit-scrollbar-track {
  background: var(--gray-100);
  border-radius: var(--radius-full);
}

::-webkit-scrollbar-thumb {
  background: var(--gray-400);
  border-radius: var(--radius-full);
  transition: all var(--transition-fast);
}

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

/* Firefox scrollbar */
html {
  scrollbar-width: thin;
  scrollbar-color: var(--gray-400) var(--gray-100);
}

/* =========================================================================
   PREMIUM TYPOGRAPHY SYSTEM
   ========================================================================= */
h1, h2, h3, h4, h5, h6 {
  font-family: 'Inter', sans-serif;
  font-weight: 600;
  color: var(--text);
  line-height: 1.2;
  margin-bottom: var(--spacing-md);
  letter-spacing: -0.025em;
}

h1 {
  font-size: clamp(1.75rem, 5vw, 3.5rem);
  font-weight: 700;
  line-height: 1.1;
}

h2 {
  font-size: clamp(1.5rem, 4vw, 2.5rem);
  line-height: 1.15;
}

h3 {
  font-size: clamp(1.25rem, 3vw, 2rem);
  line-height: 1.2;
}

h4 {
  font-size: clamp(1.125rem, 2.5vw, 1.75rem);
  line-height: 1.25;
}

h5 {
  font-size: clamp(1rem, 2vw, 1.5rem);
  line-height: 1.3;
}

h6 {
  font-size: clamp(0.875rem, 1.5vw, 1.25rem);
  line-height: 1.35;
}

p {
  margin-bottom: var(--spacing-md);
  color: var(--text-secondary);
  line-height: 1.6;
}

/* Premium Text Utilities */
.text-xs { font-size: clamp(0.75rem, 1vw, 0.8125rem); }
.text-sm { font-size: clamp(0.8125rem, 1.25vw, 0.875rem); }
.text-base { font-size: clamp(0.875rem, 1.5vw, 1rem); }
.text-lg { font-size: clamp(1rem, 2vw, 1.125rem); }
.text-xl { font-size: clamp(1.125rem, 2.5vw, 1.25rem); }
.text-2xl { font-size: clamp(1.25rem, 3vw, 1.5rem); }

/* =========================================================================
   PREMIUM MOBILE HEADER
   ========================================================================= */
.mobile-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: var(--z-sticky);
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  box-shadow: var(--shadow-sm);
  height: var(--mobile-header-height);
  display: none;
}

.mobile-header-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-sm) var(--spacing-md);
  height: 100%;
  max-width: 100%;
  margin: 0 auto;
}

.mobile-brand {
  flex: 1;
  text-align: center;
  min-width: 0;
}

.brand-text {
  font-size: clamp(1rem, 4vw, 1.25rem);
  font-weight: 700;
  color: var(--primary-600);
  letter-spacing: -0.025em;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.mobile-actions {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  flex-shrink: 0;
}

.action-btn {
  position: relative;
  width: clamp(2.25rem, 8vw, 2.75rem);
  height: clamp(2.25rem, 8vw, 2.75rem);
  border: none;
  background: var(--gray-100);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text);
  transition: all var(--transition-base);
  cursor: pointer;
  font-size: clamp(0.875rem, 3vw, 1rem);
}

.action-btn:hover,
.action-btn:focus {
  background: var(--gray-200);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.action-btn:active {
  transform: translateY(0);
}

.notification-badge {
  position: absolute;
  top: -0.25rem;
  right: -0.25rem;
  background: var(--danger-500);
  color: white;
  font-size: clamp(0.625rem, 2vw, 0.75rem);
  font-weight: 600;
  padding: 0.125rem clamp(0.25rem, 1vw, 0.375rem);
  border-radius: var(--radius-full);
  min-width: clamp(1.125rem, 3vw, 1.375rem);
  height: clamp(1.125rem, 3vw, 1.375rem);
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  line-height: 1;
  animation: pulse 2s infinite;
  border: 2px solid var(--surface);
  box-shadow: var(--shadow-xs);
}

@keyframes pulse {
  0% { transform: scale(1); }
  50% { transform: scale(1.1); }
  100% { transform: scale(1); }
}

.profile-avatar {
  width: 100%;
  height: 100%;
  background: var(--gradient-primary);
  color: white;
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  font-size: clamp(0.75rem, 3vw, 0.875rem);
  line-height: 1;
  box-shadow: var(--shadow-sm);
}

/* Enhanced Mobile Hamburger Animation */
.sidebar-toggle {
  padding: 0;
  background: var(--gray-100);
  border: 1px solid var(--border);
}

.hamburger {
  display: flex;
  flex-direction: column;
  width: clamp(1.25rem, 4vw, 1.5rem);
  height: clamp(1.25rem, 4vw, 1.5rem);
  justify-content: space-around;
  padding: 0.125rem 0;
}

.hamburger span {
  display: block;
  height: 2px;
  width: 100%;
  background: var(--text);
  border-radius: 2px;
  transition: all var(--transition-base);
  transform-origin: center;
}

.sidebar-expanded .hamburger span:nth-child(1) {
  transform: rotate(45deg) translateY(0.375rem);
}

.sidebar-expanded .hamburger span:nth-child(2) {
  opacity: 0;
  transform: scaleX(0);
}

.sidebar-expanded .hamburger span:nth-child(3) {
  transform: rotate(-45deg) translateY(-0.375rem);
}

/* Mobile header display logic */
@media (max-width: 991px) {
  .mobile-header {
    display: block;
  }
}

/* =========================================================================
   PREMIUM SIDEBAR - ENHANCED DESIGN
   ========================================================================= */
.app-container {
  display: flex;
  min-height: 100vh;
  position: relative;
  width: 100%;
  max-width: 100%;
  overflow-x: hidden;
}

.sidebar {
  position: fixed;
  top: 0;
  left: 0;
  width: var(--sidebar-width-collapsed);
  height: 100vh;
  height: 100dvh;
  background: var(--sidebar-bg);
  border-right: 1px solid var(--sidebar-border);
  transition: all var(--transition-base);
  z-index: var(--z-fixed);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  box-shadow: var(--sidebar-shadow);
}

.sidebar.expanded,
.sidebar.hover-expanded {
  width: var(--sidebar-width-expanded);
  box-shadow: var(--shadow-xl);
}

/* Premium Sidebar Header */
.sidebar-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-lg) var(--spacing-md);
  border-bottom: 1px solid var(--border);
  min-height: 5rem;
  flex-shrink: 0;
  background: var(--surface);
}

.sidebar-brand {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  flex: 1;
  min-width: 0;
}

.brand-icon {
  width: 2.5rem;
  height: 2.5rem;
  background: var(--gradient-primary);
  color: white;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  flex-shrink: 0;
  box-shadow: var(--shadow-sm);
}

.sidebar-brand .brand-text {
  font-size: clamp(1rem, 2vw, 1.375rem);
  font-weight: 700;
  color: var(--primary-600);
  opacity: 0;
  transform: translateX(-1rem);
  transition: all var(--transition-base);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.sidebar.expanded .brand-text,
.sidebar.hover-expanded .brand-text {
  opacity: 1;
  transform: translateX(0);
}

.sidebar-close {
  display: none;
  width: 2.25rem;
  height: 2.25rem;
  border: none;
  background: var(--gray-100);
  border-radius: var(--radius-md);
  color: var(--text);
  cursor: pointer;
  transition: all var(--transition-fast);
  flex-shrink: 0;
}

.sidebar-close:hover,
.sidebar-close:focus {
  background: var(--gray-200);
  transform: scale(1.05);
}

.sidebar-content {
  flex: 1;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  min-height: 0;
}

/* Premium Sidebar User */
.sidebar-user {
  display: flex;
  align-items: center;
  padding: var(--spacing-lg) var(--spacing-md);
  border-bottom: 1px solid var(--border);
  gap: var(--spacing-md);
  position: relative;
  background: var(--surface-secondary);
  flex-shrink: 0;
}

.user-avatar {
  width: clamp(2.5rem, 6vw, 3rem);
  height: clamp(2.5rem, 6vw, 3rem);
  background: var(--gradient-success);
  color: white;
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  font-size: clamp(0.875rem, 2vw, 1rem);
  flex-shrink: 0;
  line-height: 1;
  box-shadow: var(--shadow-sm);
}

.user-info {
  flex: 1;
  opacity: 0;
  transform: translateX(-1rem);
  transition: all var(--transition-base);
  min-width: 0;
  overflow: hidden;
}

.sidebar.expanded .user-info,
.sidebar.hover-expanded .user-info {
  opacity: 1;
  transform: translateX(0);
}

.user-name {
  font-weight: 600;
  font-size: clamp(0.875rem, 1.5vw, 1rem);
  color: var(--text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  line-height: 1.4;
}

.user-role {
  font-size: clamp(0.75rem, 1.25vw, 0.8125rem);
  color: var(--text-muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  line-height: 1.4;
  margin-top: 0.125rem;
}

.user-menu-btn {
  width: 1.75rem;
  height: 1.75rem;
  border: none;
  background: transparent;
  color: var(--text-muted);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all var(--transition-fast);
  opacity: 0;
  transform: translateX(-1rem);
  flex-shrink: 0;
}

.sidebar.expanded .user-menu-btn,
.sidebar.hover-expanded .user-menu-btn {
  opacity: 1;
  transform: translateX(0);
}

.user-menu-btn:hover,
.user-menu-btn:focus {
  background: var(--gray-100);
  color: var(--text);
  transform: scale(1.1);
}

/* Premium Sidebar Navigation */
.sidebar-nav {
  flex: 1;
  overflow-y: auto;
  overflow-x: hidden;
  padding: var(--spacing-md) 0;
  -webkit-overflow-scrolling: touch;
  overscroll-behavior: contain;
}

.nav-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-item {
  margin-bottom: var(--spacing-xs);
}

.nav-link {
  display: flex;
  align-items: center;
  padding: var(--spacing-md);
  margin: 0 var(--spacing-md);
  color: var(--text-secondary);
  text-decoration: none;
  border-radius: var(--radius-lg);
  transition: all var(--transition-base);
  position: relative;
  gap: var(--spacing-md);
  font-weight: 500;
  font-size: clamp(0.875rem, 1.5vw, 0.9375rem);
  min-height: 3rem;
  touch-action: manipulation;
}

.nav-link:hover,
.nav-link:focus {
  background: var(--gray-100);
  color: var(--text);
  transform: translateX(0.25rem);
}

.nav-link:active {
  transform: scale(0.98);
}

.nav-link.active {
  background: var(--primary-50);
  color: var(--primary-700);
  font-weight: 600;
  box-shadow: var(--shadow-xs);
}

.nav-link.active::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 4px;
  height: 1.75rem;
  background: var(--primary-600);
  border-radius: 0 2px 2px 0;
}

.nav-icon {
  width: 1.75rem;
  height: 1.75rem;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: clamp(1rem, 2vw, 1.125rem);
  flex-shrink: 0;
  line-height: 1;
}

.nav-text {
  opacity: 0;
  transform: translateX(-1rem);
  transition: all var(--transition-base);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  flex: 1;
  min-width: 0;
}

.sidebar.expanded .nav-text,
.sidebar.hover-expanded .nav-text {
  opacity: 1;
  transform: translateX(0);
}

.dropdown-arrow {
  margin-left: auto;
  opacity: 0;
  transform: translateX(-1rem);
  transition: all var(--transition-base);
  flex-shrink: 0;
}

.sidebar.expanded .dropdown-arrow,
.sidebar.hover-expanded .dropdown-arrow {
  opacity: 1;
  transform: translateX(0);
}

.dropdown-arrow i {
  transition: transform var(--transition-fast);
  font-size: 0.875rem;
}

.nav-dropdown .dropdown-toggle.expanded .dropdown-arrow i {
  transform: rotate(90deg);
}

/* Enhanced Submenu */
.nav-submenu {
  list-style: none;
  margin: 0;
  padding: 0;
  overflow: hidden;
}

.nav-submenu .nav-link {
  padding: var(--spacing-sm) var(--spacing-md);
  margin: 0 var(--spacing-md) 0 calc(var(--spacing-md) + 1.75rem + var(--spacing-md));
  font-size: clamp(0.8125rem, 1.25vw, 0.875rem);
  gap: var(--spacing-sm);
  min-height: 2.5rem;
}

.nav-submenu .nav-link i {
  font-size: clamp(0.875rem, 1.5vw, 1rem);
  width: 1rem;
  height: 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Premium Sidebar Footer */
.sidebar-footer {
  border-top: 1px solid var(--border);
  padding: var(--spacing-md);
  background: var(--surface-secondary);
  flex-shrink: 0;
}

.sidebar-footer-content {
  opacity: 0;
  transform: translateX(-1rem);
  transition: all var(--transition-base);
  text-align: center;
}

.sidebar.expanded .sidebar-footer-content,
.sidebar.hover-expanded .sidebar-footer-content {
  opacity: 1;
  transform: translateX(0);
}

.sidebar-footer-content small {
  font-size: clamp(0.75rem, 1.25vw, 0.8125rem);
  color: var(--text-muted);
}

/* Premium Sidebar Overlay */
.sidebar-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.5);
  z-index: calc(var(--z-fixed) - 1);
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-base);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  touch-action: none;
}

.sidebar-overlay.active {
  opacity: 1;
  visibility: visible;
}

/* =========================================================================
   PREMIUM MAIN CONTENT
   ========================================================================= */
.main-content {
  flex: 1;
  margin-left: var(--sidebar-width-collapsed);
  transition: margin-left var(--transition-base);
  min-height: 100vh;
  min-height: 100dvh;
  background: var(--surface-secondary);
  width: calc(100% - var(--sidebar-width-collapsed));
  max-width: calc(100% - var(--sidebar-width-collapsed));
  overflow-x: hidden;
}

.sidebar-expanded .main-content {
  margin-left: var(--sidebar-width-expanded);
  width: calc(100% - var(--sidebar-width-expanded));
  max-width: calc(100% - var(--sidebar-width-expanded));
}

.sidebar-hover-expanded .main-content {
  margin-left: var(--sidebar-width-expanded);
  width: calc(100% - var(--sidebar-width-expanded));
  max-width: calc(100% - var(--sidebar-width-expanded));
}

.content-wrapper {
  padding: clamp(1.25rem, 4vw, 2.5rem);
  max-width: var(--container-max-width);
  margin: 0 auto;
  position: relative;
}

/* =========================================================================
   PREMIUM MOBILE RESPONSIVE OVERRIDES
   ========================================================================= */
@media (max-width: 991px) {
  .sidebar {
    transform: translateX(-100%);
    width: min(85vw, var(--sidebar-width-expanded));
    z-index: var(--z-modal);
    box-shadow: var(--shadow-2xl);
  }
  
  .sidebar.expanded {
    transform: translateX(0);
  }
  
  .sidebar-brand .brand-text,
  .nav-text,
  .dropdown-arrow,
  .user-info,
  .user-menu-btn,
  .sidebar-footer-content {
    opacity: 1;
    transform: translateX(0);
  }
  
  .sidebar-close {
    display: flex;
  }
  
  .main-content {
    margin-left: 0;
    width: 100%;
    max-width: 100%;
    padding-top: var(--mobile-header-height);
  }
  
  .content-wrapper {
    padding: clamp(1rem, 3vw, 1.5rem);
  }
  
  .sidebar-mobile-open {
    overflow: hidden;
    position: fixed;
    width: 100%;
    height: 100%;
  }
  
  /* Enhanced touch targets for mobile */
  .nav-link {
    min-height: 3.25rem;
    padding: clamp(0.875rem, 2vw, 1rem);
  }
  
  .nav-submenu .nav-link {
    min-height: 2.75rem;
  }
  
  .action-btn {
    min-width: 3rem;
    min-height: 3rem;
  }
}

/* Tablet specific adjustments */
@media (min-width: 768px) and (max-width: 991px) {
  .sidebar {
    width: min(70vw, var(--sidebar-width-expanded));
  }
}

/* Small mobile devices */
@media (max-width: 576px) {
  .mobile-header-content {
    padding: var(--spacing-xs) var(--spacing-sm);
  }
  
  .content-wrapper {
    padding: var(--spacing-md);
  }
  
  .sidebar {
    width: 90vw;
  }
  
  .nav-link {
    margin: 0 var(--spacing-sm);
    padding: var(--spacing-sm);
    font-size: 0.875rem;
  }
  
  .sidebar-user {
    padding: var(--spacing-md) var(--spacing-md);
  }
  
  .sidebar-header {
    padding: var(--spacing-md) var(--spacing-md);
    min-height: 4rem;
  }
  
  .brand-text {
    font-size: 1.125rem;
  }
}

/* Ultra small devices */
@media (max-width: 375px) {
  .content-wrapper {
    padding: var(--spacing-sm);
  }
  
  .mobile-actions {
    gap: 0.125rem;
  }
  
  .action-btn {
    width: 2.5rem;
    height: 2.5rem;
  }
  
  .sidebar {
    width: 95vw;
  }
}

/* =========================================================================
   PREMIUM CARDS & COMPONENTS
   ========================================================================= */
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-base);
  overflow: hidden;
  margin-bottom: var(--spacing-lg);
  width: 100%;
  max-width: 100%;
}

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

.card-header {
  padding: clamp(1.25rem, 3vw, 1.75rem);
  border-bottom: 1px solid var(--border);
  background: var(--surface-secondary);
}

.card-body {
  padding: clamp(1.25rem, 3vw, 1.75rem);
}

.card-footer {
  padding: clamp(1.25rem, 3vw, 1.75rem);
  border-top: 1px solid var(--border);
  background: var(--surface-secondary);
}

.card-title {
  font-size: clamp(1.25rem, 2.5vw, 1.5rem);
  font-weight: 600;
  color: var(--text);
  margin-bottom: var(--spacing-sm);
  line-height: 1.5rem
  
}
/* KPI Cards - Ultra Responsive */
.kpi-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: clamp(1rem, 3vw, 1.5rem);
  transition: all var(--transition-fast);
  margin-bottom: var(--spacing-lg);
  width: 100%;
  max-width: 100%;
}
.kpi-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-2px);
}
.kpi-content {
  display: flex;
  align-items: center;
  gap: clamp(0.75rem, 2vw, 1.5rem);
  flex-wrap: wrap;
}
.kpi-icon {
  width: clamp(2.5rem, 8vw, 3rem);
  height: clamp(2.5rem, 8vw, 3rem);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: clamp(1.25rem, 3vw, 1.5rem);
  flex-shrink: 0;
}
.kpi-icon.primary {
  background: var(--primary-50);
  color: var(--primary-600);
}
.kpi-icon.success {
  background: var(--success-50);
  color: var(--success-600);
}
.kpi-icon.warning {
  background: var(--warning-50);
  color: var(--warning-600);
}
.kpi-icon.danger {
  background: var(--danger-50);
  color: var(--danger-600);
}
.kpi-details {
  flex: 1;
  min-width: 0;
}
.kpi-details h3 {
  margin: 0 0 0.25rem 0;
  font-size: clamp(1.5rem, 4vw, 1.875rem);
  font-weight: 700;
  color: var(--text);
  line-height: 1.1;
}
.kpi-details p {
  margin: 0;
  font-size: clamp(0.8125rem, 1.5vw, 0.875rem);
  color: var(--text-secondary);
  line-height: 1.4;
}
/* Mobile KPI layout */
@media (max-width: 576px) {
  .kpi-content {
    flex-direction: column;
    text-align: center;
    gap: var(--spacing-md);
  }
}
/* =========================================================================
   BUTTONS - ENHANCED RESPONSIVE
   ========================================================================= */
.btn {
  border-radius: var(--radius-lg);
  padding: clamp(0.5rem, 2vw, 0.625rem) clamp(0.75rem, 3vw, 1rem);
  font-weight: 600;
  font-size: clamp(0.8125rem, 1.5vw, 0.875rem);
  border: 1px solid transparent;
  transition: all var(--transition-fast);
  cursor: pointer;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  line-height: 1.5;
  min-height: 2.5rem;
  text-align: center;
  touch-action: manipulation;
  user-select: none;
  white-space: nowrap;
  vertical-align: middle;
  word-wrap: break-word;
}
.btn:hover,
.btn:focus {
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}
.btn:active {
  transform: translateY(0);
}
.btn:disabled,
.btn.disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none !important;
  box-shadow: none !important;
}
.btn-primary {
  background: var(--primary-600);
  color: white;
  border-color: var(--primary-600);
}
.btn-primary:hover,
.btn-primary:focus {
  background: var(--primary-700);
  border-color: var(--primary-700);
  color: white;
}
.btn-success {
  background: var(--success-600);
  color: white;
  border-color: var(--success-600);
}
.btn-success:hover,
.btn-success:focus {
  background: var(--success-700);
  border-color: var(--success-700);
  color: white;
}
.btn-outline-primary {
  background: transparent;
  color: var(--primary-600);
  border-color: var(--primary-600);
}
.btn-outline-primary:hover,
.btn-outline-primary:focus {
  background: var(--primary-600);
  color: white;
}
.btn-outline-success {
  background: transparent;
  color: var(--success-600);
  border-color: var(--success-600);
}
.btn-outline-success:hover,
.btn-outline-success:focus {
  background: var(--success-600);
  color: white;
}
.btn-sm {
  padding: clamp(0.375rem, 1.5vw, 0.5rem) clamp(0.5rem, 2vw, 0.75rem);
  font-size: clamp(0.75rem, 1.25vw, 0.8125rem);
  min-height: 2rem;
}
.btn-lg {
  padding: clamp(0.75rem, 2.5vw, 1rem) clamp(1rem, 3.5vw, 1.25rem);
  font-size: clamp(0.875rem, 1.75vw, 1rem);
  min-height: 3rem;
}
/* Mobile button adjustments */
@media (max-width: 768px) {
  .btn {
    width: 100%;
    justify-content: center;
    margin-bottom: var(--spacing-sm);
  }
  .btn-group {
    flex-direction: column;
    gap: var(--spacing-sm);
    width: 100%;
  }
  .btn-group .btn {
    margin: 0;
    border-radius: var(--radius-lg);
    width: 100%;
  }
  .btn-toolbar {
    flex-direction: column;
    align-items: stretch;
  }
  .btn-toolbar .btn-group {
    width: 100%;
    margin-bottom: var(--spacing-sm);
  }
}
/* =========================================================================
   TABLES - ULTRA RESPONSIVE SYSTEM
   ========================================================================= */
   /* Add to your existing styles (6).css file */
@media (max-width: 768px) {
  .table-mobile-card thead {
    display: none;
  }
  .table-mobile-card tr {
    display: block;
    margin-bottom: var(--spacing-lg);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-xs);
    background-color: var(--surface);
    transition: box-shadow var(--transition-base);
  }
  .table-mobile-card tr:hover {
    box-shadow: var(--shadow-sm);
  }
  .table-mobile-card td {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-top: none;
    padding: var(--spacing-md);
    position: relative;
  }
  .table-mobile-card td::before {
    content: attr(data-label);
    font-weight: 500;
    color: var(--text-muted);
    margin-right: var(--spacing-md);
  }
  .table-mobile-card td:first-of-type {
    border-top: 1px solid var(--border);
  }
}
.table-container {
  width: 100%;
  max-width: 100%;
  overflow-x: hidden;
  margin-bottom: var(--spacing-lg);
}
.table-responsive {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  width: 100%;
  max-width: 100%;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}
.table {
  background: var(--surface);
  border-color: var(--border);
  margin-bottom: 0;
  width: 100%;
  min-width: 100%;
  font-size: clamp(0.8125rem, 1.5vw, 0.875rem);
}
.table thead th {
  background: var(--surface-secondary);
  border-bottom: 2px solid var(--border);
  font-weight: 600;
  font-size: clamp(0.75rem, 1.25vw, 0.8125rem);
  color: var(--text);
  padding: clamp(0.75rem, 2vw, 1rem);
  text-transform: uppercase;
  letter-spacing: 0.025em;
  white-space: nowrap;
  vertical-align: middle;
}
.table tbody td {
  padding: clamp(0.75rem, 2vw, 1rem);
  border-color: var(--border);
  color: var(--text-secondary);
  vertical-align: middle;
  word-wrap: break-word;
  overflow-wrap: break-word;
  max-width: 200px;
}
.table tbody tr:hover {
  background: var(--surface-secondary);
}
.table-striped tbody tr:nth-of-type(odd) {
  background: rgba(0, 0, 0, 0.02);
}
/* Enhanced Mobile Table System */
@media (max-width: 768px) {
  .table-responsive {
    border: none;
    box-shadow: none;
    overflow-x: visible;
  }
  .table-responsive-mobile .table {
    border: none;
  }
  .table-responsive-mobile .table,
  .table-responsive-mobile .table thead,
  .table-responsive-mobile .table tbody,
  .table-responsive-mobile .table th,
  .table-responsive-mobile .table td,
  .table-responsive-mobile .table tr {
    display: block;
    border: none;
  }
  .table-responsive-mobile .table thead tr {
    position: absolute;
    top: -9999px;
    left: -9999px;
  }
  .table-responsive-mobile .table tbody tr {
    background: var(--surface);
    border-radius: var(--radius-lg);
    margin-bottom: var(--spacing-md);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border);
    position: relative;
  }
  .table-responsive-mobile .table tbody td {
    position: relative;
    padding: var(--spacing-sm) 0;
    text-align: right;
    border: none;
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    border-bottom: 1px solid var(--border);
    max-width: none;
    word-break: break-word;
    hyphens: auto;
  }
  .table-responsive-mobile .table tbody td:last-child {
    border-bottom: none;
  }
  .table-responsive-mobile .table tbody td::before {
    content: attr(data-label);
    font-weight: 600;
    color: var(--text);
    text-transform: uppercase;
    font-size: clamp(0.6875rem, 1.25vw, 0.75rem);
    letter-spacing: 0.025em;
    flex-shrink: 0;
    text-align: left;
    margin-right: var(--spacing-md);
    line-height: 1.4;
  }
  .table-responsive-mobile .table tbody td span,
  .table-responsive-mobile .table tbody td div {
    text-align: right;
    word-break: break-word;
    flex: 1;
    min-width: 0;
  }
}
/* Compact mobile table for very small screens */
@media (max-width: 480px) {
  .table-responsive-mobile .table tbody tr {
    padding: var(--spacing-md);
  }
  .table-responsive-mobile .table tbody td {
    flex-direction: column;
    align-items: flex-start;
    text-align: left;
  }
  .table-responsive-mobile .table tbody td::before {
    margin-bottom: 0.25rem;
    margin-right: 0;
  }
  .table-responsive-mobile .table tbody td span,
  .table-responsive-mobile .table tbody td div {
    text-align: left;
    width: 100%;
  }
}
/* =========================================================================
   FORMS - ULTRA RESPONSIVE
   ========================================================================= */
.form-group {
  margin-bottom: var(--spacing-lg);
  width: 100%;
}
.form-control {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: clamp(0.5rem, 2vw, 0.625rem) clamp(0.75rem, 3vw, 1rem);
  font-size: clamp(0.8125rem, 1.5vw, 0.875rem);
  color: var(--text);
  transition: all var(--transition-fast);
  width: 100%;
  line-height: 1.5;
  min-height: 2.5rem;
}
.form-control:focus {
  border-color: var(--primary-600);
  box-shadow: 0 0 0 3px rgb(37 99 235 / 0.1);
  outline: none;
}
.form-control::placeholder {
  color: var(--text-muted);
  opacity: 1;
}
.form-select {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: clamp(0.5rem, 2vw, 0.625rem) clamp(0.75rem, 3vw, 1rem);
  font-size: clamp(0.8125rem, 1.5vw, 0.875rem);
  color: var(--text);
  width: 100%;
  min-height: 2.5rem;
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 20 20'%3e%3cpath stroke='%236b7280' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.5' d='M6 8l4 4 4-4'/%3e%3c/svg%3e");
  background-position: right 0.5rem center;
  background-repeat: no-repeat;
  background-size: 1.5em 1.5em;
  padding-right: 2.5rem;
  appearance: none;
}
.form-label {
  font-weight: 600;
  font-size: clamp(0.8125rem, 1.5vw, 0.875rem);
  color: var(--text);
  margin-bottom: var(--spacing-sm);
  display: block;
  line-height: 1.4;
}
.form-text {
  font-size: clamp(0.75rem, 1.25vw, 0.8125rem);
  color: var(--text-muted);
  margin-top: 0.25rem;
  line-height: 1.4;
}
.form-check {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-md);
  min-height: 1.5rem;
}
.form-check-input {
  width: 1rem;
  height: 1rem;
  margin-top: 0.25rem;
  vertical-align: top;
  background-color: var(--surface);
  background-repeat: no-repeat;
  background-position: center;
  background-size: contain;
  border: 1px solid var(--border);
  flex-shrink: 0;
  transition: all var(--transition-fast);
  appearance: none;
}
.form-check-input:checked {
  background-color: var(--primary-600);
  border-color: var(--primary-600);
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20'%3e%3cpath fill='none' stroke='%23fff' stroke-linecap='round' stroke-linejoin='round' stroke-width='3' d='M6 10l3 3l6-6'/%3e%3c/svg%3e");
}
.form-check-label {
  font-size: clamp(0.8125rem, 1.5vw, 0.875rem);
  color: var(--text-secondary);
  line-height: 1.5;
  cursor: pointer;
}
/* Responsive form layouts */
@media (max-width: 768px) {
  .row .col-md-6,
  .row .col-lg-4,
  .row .col-lg-6 {
    margin-bottom: var(--spacing-md);
  }
  .form-floating {
    margin-bottom: var(--spacing-lg);
  }
  .input-group {
    flex-wrap: wrap;
  }
  .input-group .form-control,
  .input-group .btn {
    width: 100%;
    margin-bottom: var(--spacing-sm);
  }
  .input-group .btn {
    border-radius: var(--radius-lg);
  }
}
/* =========================================================================
   BADGES & ALERTS - RESPONSIVE
   ========================================================================= */
.badge {
  font-weight: 600;
  font-size: clamp(0.6875rem, 1.25vw, 0.75rem);
  padding: clamp(0.25rem, 1vw, 0.375rem) clamp(0.5rem, 1.5vw, 0.75rem);
  border-radius: var(--radius-full);
  text-transform: uppercase;
  letter-spacing: 0.025em;
  line-height: 1;
  white-space: nowrap;
  vertical-align: baseline;
}
.badge-primary {
  background: var(--primary-100);
  color: var(--primary-700);
}
.badge-success {
  background: var(--success-100);
  color: var(--success-700);
}
.badge-warning {
  background: var(--warning-100);
  color: var(--warning-700);
}
.badge-danger {
  background: var(--danger-100);
  color: var(--danger-700);
}
.alert {
  border: 1px solid transparent;
  border-radius: var(--radius-lg);
  padding: clamp(1rem, 3vw, 1.5rem);
  margin-bottom: var(--spacing-lg);
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-md);
  word-wrap: break-word;
  overflow-wrap: break-word;
}
.alert-primary {
  background: var(--primary-50);
  border-color: var(--primary-200);
  color: var(--primary-700);
}
.alert-success {
  background: var(--success-50);
  border-color: var(--success-200);
  color: var(--success-700);
}
.alert-warning {
  background: var(--warning-50);
  border-color: var(--warning-200);
  color: var(--warning-700);
}
.alert-danger {
  background: var(--danger-50);
  border-color: var(--danger-200);
  color: var(--danger-700);
}
.alert-heading {
  font-weight: 600;
  margin-bottom: 0.5rem;
  font-size: clamp(1rem, 2vw, 1.125rem);
  line-height: 1.3;
}
.alert p:last-child {
  margin-bottom: 0;
}
.alert-dismissible {
  padding-right: 3rem;
}
.btn-close {
  width: 1rem;
  height: 1rem;
  padding: 0;
  color: inherit;
  background: transparent;
  border: none;
  border-radius: var(--radius-sm);
  opacity: 0.5;
  cursor: pointer;
  flex-shrink: 0;
  margin-left: auto;
}
.btn-close:hover,
.btn-close:focus {
  opacity: 0.75;
}
/* Mobile alert adjustments */
@media (max-width: 576px) {
  .alert {
    flex-direction: column;
    align-items: flex-start;
  }
  .alert-dismissible {
    padding-right: var(--spacing-lg);
  }
  .btn-close {
    position: absolute;
    top: var(--spacing-md);
    right: var(--spacing-md);
  }
}
/* =========================================================================
   MODALS - ULTRA RESPONSIVE
   ========================================================================= */
.modal {
  --bs-modal-zindex: var(--z-modal);
  padding: var(--spacing-md);
}
.modal-dialog {
  max-width: min(90vw, 32rem);
  margin: var(--spacing-lg) auto;
  position: relative;
  width: auto;
  pointer-events: none;
}
.modal-content {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-2xl);
  position: relative;
  display: flex;
  flex-direction: column;
  pointer-events: auto;
  background-clip: padding-box;
  outline: 0;
  word-wrap: break-word;
  overflow-wrap: break-word;
}
.modal-header {
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  padding: clamp(1rem, 3vw, 1.5rem);
  border-radius: var(--radius-xl) var(--radius-xl) 0 0;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
}
.modal-body {
  padding: clamp(1rem, 3vw, 1.5rem);
  position: relative;
  flex: 1 1 auto;
  word-wrap: break-word;
  overflow-wrap: break-word;
}
.modal-footer {
  background: var(--surface-secondary);
  border-top: 1px solid var(--border);
  padding: clamp(1rem, 3vw, 1.5rem);
  border-radius: 0 0 var(--radius-xl) var(--radius-xl);
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: var(--spacing-sm);
  flex-wrap: wrap;
}
.modal-title {
  font-weight: 700;
  color: var(--text);
  font-size: clamp(1.125rem, 2.5vw, 1.25rem);
  line-height: 1.3;
  margin: 0;
}
/* Mobile modal adjustments */
@media (max-width: 768px) {
  .modal {
    padding: var(--spacing-sm);
  }
  .modal-dialog {
    max-width: 95vw;
    margin: var(--spacing-sm) auto;
  }
  .modal-content {
    border-radius: var(--radius-lg);
  }
  .modal-header {
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
    flex-direction: column;
    align-items: flex-start;
    gap: var(--spacing-sm);
  }
  .modal-footer {
    border-radius: 0 0 var(--radius-lg) var(--radius-lg);
    flex-direction: column-reverse;
    align-items: stretch;
  }
  
 
}