/* Modern UI for ID Card Generation System */
:root {
  /* Color Palette */
  --primary: #370357;       /* Primary purple/blue */
  --primary-dark: #32005a;  /* Darker shade for hover */
  --secondary: #475569;     /* Secondary slate */
  --success: #10b981;       /* Success green */
  --danger: #ef4444;        /* Danger red */
  --warning: #f59e0b;       /* Warning amber */
  --info: #3b82f6;          /* Info blue */
  --light: #f8fafc;         /* Light background */
  --dark: #1e293b;          /* Dark text */
  --border: #e2e8f0;        /* Border color */
  --shadow: rgba(0, 0, 0, 0.06); /* Shadow color */
  
  /* Typography */
  --font-family: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
  --font-size-base: 0.85rem;
  --font-weight-normal: 400;
  --font-weight-medium: 500;
  --font-weight-bold: 600;
  --line-height-base: 1.5;
  
  /* Spacing */
  --spacing-xs: 0.25rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 0.75rem;
  --spacing-lg: 1rem;
  --spacing-xl: 1.5rem;
  
  /* Border Radius */
  --border-radius-sm: 0.25rem;
  --border-radius-md: 0.375rem;
  --border-radius-lg: 0.5rem;
  --border-radius-xl: 0.75rem;
  
  /* Transitions */
  --transition-base: all 0.2s ease-in-out;
}

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

html, body {
  min-height: 100%;
  margin: 0;
  padding: 0;
  background-color: var(--light);
  color: var(--dark);
  font-family: var(--font-family);
  font-size: var(--font-size-base);
  line-height: var(--line-height-base);
  overflow-x: hidden;
}

/* Layout Components */
.fixed-top {
  position: fixed !important;
  top: 0;
  left: 0;
  width: 100%;
  height: 60px;
  z-index: 1050;
  background: #fff;
  border-bottom: 1px solid var(--border);
  box-shadow: 0 1px 8px var(--shadow);
}

/* Sticky Sidebar (Desktop Default) */
.sticky-sidebar {
  position: fixed;
  top: 60px;
  left: 0;
  width: 250px;
  height: calc(100vh - 60px - 36px);
  background: #fff;
  border-right: 1px solid var(--border);
  z-index: 1040;
  overflow-y: auto;
  box-shadow: 1px 0 8px var(--shadow);
  padding: var(--spacing-md) var(--spacing-md) 60px;
  transition: transform 0.3s ease-in-out;
  transform: translateX(0);
}

.sidebar-collapsed .sticky-sidebar {
  transform: translateX(-250px);
}

.sidebar-user-card {
  background: #f8fafc;
  border-radius: var(--border-radius-md);
  border: 1px solid var(--border);
}

.sidebar-user-card select {
  font-size: 0.8rem;
}

/* Main Content Area */
.main-content-area {
  margin-left: 250px;
  margin-top: 60px;
  margin-bottom: 36px;
  min-height: calc(100vh - 60px - 36px);
  background: var(--light);
  padding: var(--spacing-xl);
  padding-bottom: 80px;
  box-sizing: border-box;
  position: relative;
  z-index: 1030;
  transition: margin-left 0.3s ease-in-out;
  width: auto;
  max-width: 100%;
}

.sidebar-collapsed .main-content-area {
  margin-left: 0;
}

.content-wrapper {
  padding: var(--spacing-lg);
  background-color: #fff;
  border-radius: var(--border-radius-lg);
  box-shadow: 0 2px 12px var(--shadow);
  width: 100%;
  max-width: 100%;
  box-sizing: border-box;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

/* Sidebar Backdrop for Mobile */
.sidebar-backdrop {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(0, 0, 0, 0.5);
  z-index: 1055;
}

.mobile-sidebar-open .sidebar-backdrop {
  display: block;
}

/* Sticky Footer */
.sticky-footer {
  position: fixed;
  left: 0;
  bottom: 0;
  width: 100%;
  background: #fff;
  border-top: 1px solid var(--border);
  z-index: 1050;
  padding: 0.4rem 0.6rem;
  text-align: center;
  min-height: 36px;
  font-size: clamp(0.7rem, 1.2vw, 0.85rem);
  color: var(--secondary);
  box-shadow: 0 -1px 8px var(--shadow);
}

/* Navbar Styling */
.navbar {
  padding: 0 var(--spacing-lg);
  height: 60px;
}

.navbar-brand {
  font-weight: var(--font-weight-bold);
  color: var(--primary);
  font-size: 1.15rem;
  letter-spacing: -0.3px;
  display: flex;
  align-items: center;
}

.navbar-nav .nav-link {
  padding: var(--spacing-sm) var(--spacing-md);
  color: var(--secondary);
  font-weight: var(--font-weight-medium);
}

/* Sidebar Styling */
.sidebar-header {
  padding: var(--spacing-md) 0;
  margin-bottom: var(--spacing-sm);
}

.sidebar-title {
  font-size: 0.95rem;
  font-weight: var(--font-weight-bold);
  color: var(--secondary);
  margin-bottom: 0;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.accordion {
  --bs-accordion-border-width: 0;
  --bs-accordion-border-radius: var(--border-radius-md);
  --bs-accordion-inner-border-radius: var(--border-radius-md);
  width: 100%;
}

.accordion-item {
  border: none;
  margin-bottom: var(--spacing-xs);
  background: transparent;
}

.accordion-header {
  border-radius: var(--border-radius-md);
  overflow: hidden;
  background: transparent;
}

.accordion-button {
  padding: var(--spacing-sm) var(--spacing-md);
  font-weight: var(--font-weight-medium);
  font-size: 0.85rem;
  color: var(--dark);
  background-color: transparent;
  border-radius: var(--border-radius-md) !important;
  width: 100%;
}

.accordion-button:not(.collapsed) {
  color: var(--primary);
  background-color: rgba(55, 3, 87, 0.08);
  box-shadow: none;
}

.accordion-button:focus {
  box-shadow: none;
  border-color: transparent;
}

.accordion-body {
  padding: var(--spacing-xs) var(--spacing-sm);
  background: transparent;
}

.nav-link {
  padding: 0.35rem var(--spacing-sm);
  font-size: 0.82rem;
  color: var(--secondary);
  border-radius: var(--border-radius-sm);
  transition: var(--transition-base);
  margin-bottom: 2px;
  display: flex;
  align-items: center;
}

.nav-link:hover {
  color: var(--primary);
  background-color: rgba(55, 3, 87, 0.05);
}

.nav-link.active {
  color: var(--primary);
  background-color: rgba(55, 3, 87, 0.1);
  font-weight: var(--font-weight-bold);
}

/* Card Styling */
.card {
  border: 1px solid var(--border);
  border-radius: var(--border-radius-lg);
  box-shadow: 0 2px 12px var(--shadow);
  margin-bottom: var(--spacing-lg);
  overflow: hidden;
  max-width: 100%;
}

.card-header {
  background-color: #fff;
  border-bottom: 1px solid var(--border);
  padding: var(--spacing-md) var(--spacing-lg);
  font-weight: var(--font-weight-bold);
  color: var(--dark);
}

.card-body {
  padding: var(--spacing-lg);
  max-width: 100%;
}

/* Button Styling */
.btn {
  font-weight: var(--font-weight-medium);
  padding: 0.45rem 0.9rem;
  border-radius: var(--border-radius-md);
  transition: var(--transition-base);
}

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

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

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

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

.btn-outline-primary {
  color: var(--primary);
  border-color: var(--primary);
}

.btn-outline-primary:hover {
  background-color: var(--primary);
  border-color: var(--primary);
  color: #fff;
}

/* Form Controls */
.form-label {
  font-weight: var(--font-weight-medium);
  margin-bottom: var(--spacing-xs);
  color: var(--dark);
  font-size: 0.82rem;
}

.form-control, .form-select {
  padding: 0.45rem 0.7rem;
  font-size: 0.85rem;
  border: 1px solid var(--border);
  border-radius: var(--border-radius-md);
  transition: var(--transition-base);
  max-width: 100%;
}

.form-control:focus, .form-select:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 0.2rem rgba(55, 3, 87, 0.15);
}

/* Table & Responsive Horizontal Scrolling */
.table-responsive {
  display: block;
  width: 100%;
  max-width: 100%;
  overflow-x: auto !important;
  overflow-y: visible;
  -webkit-overflow-scrolling: touch;
  border-radius: var(--border-radius-lg);
  box-shadow: 0 1px 6px var(--shadow);
  margin-bottom: var(--spacing-lg);
  background: #fff;
  border: 1px solid var(--border);
}

.table-responsive > .table {
  margin-bottom: 0;
  width: 100%;
  min-width: 820px; /* Ensures wide tables scroll smoothly horizontally on mobile */
  border-collapse: collapse;
}

.table {
  --bs-table-bg: transparent;
  --bs-table-striped-bg: rgba(0, 0, 0, 0.02);
  --bs-table-hover-bg: rgba(55, 3, 87, 0.03);
  border-color: var(--border);
}

.table thead th {
  background-color: #f8fafc;
  font-weight: var(--font-weight-bold);
  text-transform: uppercase;
  font-size: 0.75rem;
  letter-spacing: 0.5px;
  padding: 0.65rem 0.85rem;
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
  vertical-align: middle;
}

.table tbody td {
  padding: 0.65rem 0.85rem;
  vertical-align: middle;
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
  font-size: 0.82rem;
}

.table tbody td:nth-child(4),
.table tbody td:nth-child(6) {
  white-space: normal;
  min-width: 140px;
}

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

.sort-arrows {
  cursor: pointer;
  opacity: 0.6;
  font-size: 0.8rem;
  margin-left: 3px;
}
.sort-arrows:hover {
  opacity: 1;
}

/* Dashboard Components */
.dashboard-header {
  padding-bottom: var(--spacing-md);
  border-bottom: 1px solid var(--border);
}

.dashboard-card {
  transition: var(--transition-base);
  border-radius: var(--border-radius-lg);
  overflow: hidden;
}

.dashboard-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 18px rgba(0, 0, 0, 0.08);
}

.dashboard-icon {
  width: 54px;
  height: 54px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
}

.bg-primary-light {
  background-color: rgba(55, 3, 87, 0.1);
}

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

.bg-info-light {
  background-color: rgba(59, 130, 246, 0.1);
}

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

/* Mobile & Tablet Responsive Adjustments (<= 991.98px) */
@media (max-width: 991.98px) {
  .navbar {
    padding: 0 var(--spacing-sm);
  }

  .navbar-collapse {
    background: #fff;
    border-bottom: 1px solid var(--border);
    box-shadow: 0 4px 12px var(--shadow);
    padding: var(--spacing-sm) var(--spacing-md);
  }
  
  .sticky-sidebar {
    width: 280px;
    height: 100vh;
    top: 0;
    z-index: 1060;
    transform: translateX(-100%);
    box-shadow: 4px 0 20px rgba(0, 0, 0, 0.25);
    padding: var(--spacing-md);
  }

  .mobile-sidebar-open .sticky-sidebar {
    transform: translateX(0);
  }
  
  .main-content-area {
    margin-left: 0 !important;
    margin-top: 60px;
    min-height: calc(100vh - 60px - 36px);
    padding: 0.6rem;
    padding-bottom: 70px;
    width: 100%;
    max-width: 100%;
  }
  
  .content-wrapper {
    padding: 0.75rem;
    border-radius: var(--border-radius-md);
    width: 100%;
    max-width: 100%;
  }
  
  .card-header, .card-body {
    padding: var(--spacing-md);
  }
  
  .table thead th, .table tbody td {
    padding: 0.5rem 0.65rem;
    font-size: 0.78rem;
  }

  .sticky-footer {
    font-size: 0.72rem;
    padding: 0.3rem 0.4rem;
  }
}