/* ==========================================
   CSS CUSTOM PROPERTIES & VARIABLES
   ========================================== */
:root {
  /* Color palette */
  --primary: #7b3349;
  --primary-rgb: 123, 51, 73;
  --primary-hover: #8e3b55;
  --primary-dark: #572437;
  --secondary: #6c757d;
  --danger: #dc3545;
  --warning: #ffc107;
  --success: #198754;
  --info: #0dcaf0;
  --light: #f8f9fa;
  --dark: #212529;
  --white: #fff;
  
  /* Background colors */
  --light-bg: #f8f9fa;
  --dark-bg: #212529;
  --bs-body-bg: var(--light-bg);
  --bs-body-color: var(--dark);
  
  /* Border and UI elements */
  --light-border: #dee2e6;
  --border-radius: 0.375rem;
  --border-radius-lg: 0.5rem;
  --box-shadow: 0 0.125rem 0.25rem rgba(0, 0, 0, 0.075);
  --box-shadow-lg: 0 0.25rem 0.5rem rgba(0, 0, 0, 0.15);
  
  /* Spacing */
  --spacing-xs: 0.25rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 0.75rem;
  --spacing-lg: 1rem;
  --spacing-xl: 1.25rem;
  --spacing-xxl: 1.5rem;
  
  /* Typography */
  --font-size-xs: 0.6rem;
  --font-size-sm: 0.75rem;
  --font-size-md: 0.875rem;
  --font-size-lg: 1rem;
  --font-weight-normal: 500;
  --font-weight-semibold: 600;
  --font-weight-bold: 700;
  
  /* Animation properties */
  --transition-fast: 0.15s ease-in-out;
  --transition-normal: 0.3s ease;
  --animation-duration-fast: 0.16s;
  --animation-duration-normal: 0.4s;
  --animation-duration-slow: 0.8s;
  
  /* Component specific */
  --card-padding: var(--spacing-xl);
  --btn-padding-y: var(--spacing-sm);
  --btn-padding-x: var(--spacing-lg);
  --btn-padding-sm-y: var(--spacing-xs);
  --btn-padding-sm-x: var(--spacing-sm);
  
  /* Progress bar animations */
  --progress-stripe-size: 32px;
  --progress-stripe-width: 8px;
  --progress-glow-opacity: 0.3;
  
  /* Star/save button styles */
  --star-color-empty: #ffc107;
  --star-color-filled: #dc3545;
}

/* Star/save button styling */
.save-toggle-btn {
  transition: all var(--transition-fast);
}

.save-toggle-btn:hover {
  transform: scale(1.05);
}

.save-toggle-btn .fa-star {
  color: var(--star-color-empty);
  transition: color var(--transition-fast);
}

.save-toggle-btn[data-saved="true"] .fa-star {
  color: var(--star-color-filled);
}

.save-toggle-btn:disabled {
  opacity: 0.6;
  transform: none;
}

/* Ensure consistent button widths in action button groups */
.btn-group .btn-sm {
  min-width: 2.5rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

/* Specific width consistency for table action buttons */
.table .btn-group .btn-sm {
  width: 2.5rem;
  height: 2.25rem;
}

[data-bs-theme="dark"] {
  --primary: #7b3349;
  --primary-hover: #8e3b55;
  --primary-dark: #572437;
  --bs-body-bg: var(--dark-bg);
  --bs-body-color: var(--light);
  --light-border: #495057;
  --box-shadow: 0 0.125rem 0.25rem rgba(255, 255, 255, 0.075);
  --box-shadow-lg: 0 0.25rem 0.5rem rgba(255, 255, 255, 0.1);
}

/* ==========================================
   RESET & BASE STYLES
   ========================================== */
html, body {
  margin: 0;
  padding: 0;
  height: 100%;
  overflow-x: hidden;
  box-sizing: border-box;
  overscroll-behavior: none;
}

html {
  -webkit-overflow-scrolling: touch;
  min-height: 100vh;
}

body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.d-flex.flex-column.min-vh-100 {
  height: 100vh !important;
  min-height: 100vh !important;
}

.container-fluid {
  padding-bottom: 0 !important;
}

footer {
  flex-shrink: 0;
  margin-top: auto !important;
}

/* ==========================================
   UTILITY CLASSES
   ========================================== */
.bg-primary { background-color: var(--primary) !important; }
.text-primary { color: var(--primary) !important; }
.border-primary { border-color: var(--primary) !important; }
.text-danger { color: var(--danger) !important; }
.text-warning { color: var(--warning) !important; }
.text-success { color: var(--success) !important; }
.text-info { color: var(--info) !important; }
.border-danger { border-color: var(--danger) !important; }

/* ==========================================
   BUTTON STYLES - CONSOLIDATED
   ========================================== */
.btn-primary,
.btn-warning,
.btn-success,
.btn-info,
.btn-outline-primary,
.btn-outline-warning,
.btn-outline-success,
.btn-outline-info {
  background-color: transparent !important;
  border: 1px solid var(--secondary) !important;
  color: var(--secondary) !important;
  padding: var(--btn-padding-y) var(--btn-padding-x);
  font-weight: var(--font-weight-normal);
  border-radius: var(--border-radius);
  transition: all var(--transition-normal);
}

.btn-danger,
.btn-outline-danger {
  background-color: transparent !important;
  border: 1px solid var(--danger) !important;
  color: var(--danger) !important;
  padding: var(--btn-padding-y) var(--btn-padding-x);
  font-weight: var(--font-weight-normal);
  border-radius: var(--border-radius);
  transition: all var(--transition-normal);
}

/* Button hover/focus/active states */
.btn-primary:hover, .btn-primary:focus, .btn-primary:active, .btn-primary.active,
.btn-warning:hover, .btn-warning:focus, .btn-warning:active, .btn-warning.active,
.btn-success:hover, .btn-success:focus, .btn-success:active, .btn-success.active,
.btn-info:hover, .btn-info:focus, .btn-info:active, .btn-info.active,
.btn-outline-primary:hover, .btn-outline-primary:focus, .btn-outline-primary:active, .btn-outline-primary.active,
.btn-outline-warning:hover, .btn-outline-warning:focus, .btn-outline-warning:active, .btn-outline-warning.active,
.btn-outline-success:hover, .btn-outline-success:focus, .btn-outline-success:active, .btn-outline-success.active,
.btn-outline-info:hover, .btn-outline-info:focus, .btn-outline-info:active, .btn-outline-info.active {
  background-color: var(--secondary) !important;
  border-color: var(--secondary) !important;
  color: white !important;
}

.btn-danger:hover, .btn-danger:focus, .btn-danger:active, .btn-danger.active,
.btn-outline-danger:hover, .btn-outline-danger:focus, .btn-outline-danger:active, .btn-outline-danger.active {
  background-color: var(--danger) !important;
  border-color: var(--danger) !important;
  color: white !important;
}

/* Small button variations */
.btn-sm.btn-primary, .btn-sm.btn-warning, .btn-sm.btn-success, .btn-sm.btn-info {
  padding: var(--btn-padding-sm-y) var(--btn-padding-sm-x);
  font-size: var(--font-size-md);
}

.btn-sm.btn-danger {
  padding: var(--btn-padding-sm-y) var(--btn-padding-sm-x);
  font-size: var(--font-size-md);
}

/* Print dropdown specific styles */
.btn-outline-primary.dropdown-toggle:not(.btn-outline-secondary):not(.btn-outline-danger):not(.btn-outline-warning):not(.btn-outline-success):not(.btn-outline-info) {
  color: var(--primary) !important;
  border-color: var(--primary) !important;
  background-color: transparent !important;
}

.btn-outline-primary.dropdown-toggle:not(.btn-outline-secondary):not(.btn-outline-danger):not(.btn-outline-warning):not(.btn-outline-success):not(.btn-outline-info):hover,
.btn-outline-primary.dropdown-toggle:not(.btn-outline-secondary):not(.btn-outline-danger):not(.btn-outline-warning):not(.btn-outline-success):not(.btn-outline-info):focus,
.btn-outline-primary.dropdown-toggle:not(.btn-outline-secondary):not(.btn-outline-danger):not(.btn-outline-warning):not(.btn-outline-success):not(.btn-outline-info):active,
.btn-outline-primary.dropdown-toggle:not(.btn-outline-secondary):not(.btn-outline-danger):not(.btn-outline-warning):not(.btn-outline-success):not(.btn-outline-info).show {
  background-color: var(--primary) !important;
  border-color: var(--primary) !important;
  color: white !important;
  box-shadow: none !important;
}

/* ==========================================
   FORM STYLES - INPUT GROUPS
   ========================================== */

/* File input group - ensure Browse button and text input have same height */
.input-group #custom-file-button,
.input-group #file-name-display {
  height: calc(2.375rem + 2px) !important;
  line-height: 1.5 !important;
  padding: 0.375rem 0.75rem !important;
  border: 1px solid var(--light-border) !important;
  display: flex !important;
  align-items: center !important;
}

.input-group #custom-file-button {
  border-top-right-radius: 0 !important;
  border-bottom-right-radius: 0 !important;
}

.input-group #file-name-display {
  border-top-left-radius: 0 !important;
  border-bottom-left-radius: 0 !important;
  border-left: none !important;
}

/* Ensure consistent font size and spacing */
.input-group #custom-file-button,
.input-group #file-name-display {
  font-size: 1rem !important;
  font-weight: 400 !important;
  vertical-align: middle !important;
}

/* Icon spacing inside Browse button */
.input-group #custom-file-button i {
  margin-right: 0.5rem !important;
}

/* Password toggle button styles */
.input-group #togglePassword {
  border-color: var(--light-border) !important;
  background-color: transparent !important;
  color: var(--secondary) !important;
  transition: all var(--transition-fast);
  display: flex !important;
  align-items: center !important;
  justify-content: center !important;
  min-width: 2.5rem !important;
  height: calc(2.375rem + 2px) !important;
}

.input-group #togglePassword:hover {
  background-color: var(--light-bg) !important;
  border-color: var(--secondary) !important;
  color: var(--secondary) !important;
}

.input-group #togglePassword:focus {
  box-shadow: 0 0 0 0.25rem rgba(var(--secondary), 0.25) !important;
  border-color: var(--secondary) !important;
  outline: none !important;
}

.input-group #togglePassword:active {
  background-color: var(--secondary) !important;
  border-color: var(--secondary) !important;
  color: white !important;
}

.input-group #togglePassword i {
  font-size: 1rem !important;
  transition: color var(--transition-fast);
}

/* Ensure password input and toggle button have same height */
.input-group .form-control {
  height: calc(2.375rem + 2px) !important;
  border-right: none !important;
}

.input-group .form-control:focus {
  border-color: var(--primary) !important;
  box-shadow: 0 0 0 0.25rem rgba(var(--primary-rgb), 0.25) !important;
}

.input-group .form-control:focus + #togglePassword {
  border-color: var(--primary) !important;
}

/* Dark mode adjustments for password toggle */
[data-bs-theme="dark"] .input-group #togglePassword {
  border-color: var(--light-border) !important;
  background-color: transparent !important;
  color: var(--light) !important;
}

[data-bs-theme="dark"] .input-group #togglePassword:hover {
  background-color: rgba(255, 255, 255, 0.1) !important;
  border-color: var(--light) !important;
  color: var(--light) !important;
}

[data-bs-theme="dark"] .input-group #togglePassword:focus {
  box-shadow: 0 0 0 0.25rem rgba(255, 255, 255, 0.25) !important;
  border-color: var(--light) !important;
}

[data-bs-theme="dark"] .input-group #togglePassword:active {
  background-color: var(--light) !important;
  border-color: var(--light) !important;
  color: var(--dark) !important;
}

[data-bs-theme="dark"] .input-group .form-control {
  border-color: var(--light-border) !important;
}

[data-bs-theme="dark"] .input-group .form-control:focus + #togglePassword {
  border-color: var(--primary) !important;
}

/* ==========================================
   CARD STYLES
   ========================================== */
.card {
  border-radius: var(--border-radius-lg);
  box-shadow: var(--box-shadow);
  overflow: hidden;
}

.card-header {
  background-color: rgba(var(--primary-rgb), 0.1) !important;
  border-bottom: 1px solid var(--light-border);
  padding: var(--spacing-md) var(--spacing-xl);
  font-weight: var(--font-weight-semibold);
}

.card-header h5, .card-header .mb-0, .card-header h2, .card-header h3, .card-header h4 {
  color: var(--primary) !important;
  font-weight: var(--font-weight-semibold);
  margin: 0;
  display: flex;
  align-items: center;
}

/* Card header icons using CSS classes for specificity */
.card-header h5:before, .card-header .mb-0:before, .card-header h2:before, .card-header h3:before, .card-header h4:before {
  content: '\f0b0';
  font-family: 'Font Awesome 5 Free';
  margin-right: var(--spacing-sm);
  font-weight: 900;
}

/* Specific card header icons */
.card-header.header-mcads h2:before, .card-header.header-mcads h5:before, .card-header.header-mcads .mb-0:before { content: '\f7e6'; }
.card-header.header-patient h5:before, .card-header.header-patient .mb-0:before { content: '\f007'; }
.card-header.header-severity h5:before, .card-header.header-severity .mb-0:before { content: '\f071'; }
.card-header.header-xray h5:before, .card-header.header-xray .mb-0:before { content: '\f0fa'; }
.card-header.header-prediction h5:before, .card-header.header-prediction .mb-0:before { content: '\f200'; }
.card-header.header-history h5:before, .card-header.header-history .mb-0:before { content: '\f1da'; }
.card-header.header-account h5:before, .card-header.header-account .mb-0:before, .card-header.header-account h4:before { content: '\f013'; }
.card-header.header-interpretability h5:before, .card-header.header-interpretability .mb-0:before { content: '\f06e'; }
.card-header.header-filters h5:before, .card-header.header-filters .mb-0:before { content: '\f0b0'; }
.card-header.header-danger h5:before, .card-header.header-danger .mb-0:before { content: '\f06a'; color: var(--danger) !important; }

/* Remove icons from auth headers */
.card-header.header-auth h2:before, .card-header.header-auth h5:before, .card-header.header-auth .mb-0:before, .card-header.header-auth h4:before,
.card-header h4:before { content: none !important; }

/* Colored card headers */
.card-header.bg-primary, .card-header.bg-warning, .card-header.bg-success, .card-header.bg-info {
  background-color: rgba(var(--primary-rgb), 0.1) !important;
  color: var(--primary) !important;
}

.card-header.bg-danger {
  background-color: rgba(220, 53, 69, 0.1) !important;
  color: var(--danger) !important;
}

/* ==========================================
   THEME TOGGLE
   ========================================== */
.theme-toggle {
  cursor: pointer;
  padding: 5px;
  border-radius: 50%;
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-normal);
  background-color: transparent;
  border: none;
}

.theme-toggle:hover {
  background-color: rgba(var(--primary-rgb), 0.1);
}

/* ==========================================
   LANGUAGE SWITCH
   ========================================== */
.dropdown .dropdown-item-form {
  padding: 0;
  margin: 0;
}

.dropdown .dropdown-item-form .dropdown-item {
  border: none;
  background: none;
  width: 100%;
  text-align: left;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.flag-icon {
  font-size: 1.1em;
  margin-right: var(--spacing-xs);
  display: inline-block;
  vertical-align: middle;
  line-height: 1;
}

/* Language dropdown button styling */
#languageDropdown {
  min-width: 70px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-xs);
}

#languageDropdown .flag-icon {
  margin-right: 0;
}

/* ==========================================
   NAVBAR STYLES
   ========================================== */
.navbar-brand {
  color: var(--primary) !important;
  font-weight: var(--font-weight-bold);
}

/* Desktop navbar layout - ensure all elements stay in same row */
@media (min-width: 769px) {
  .navbar .container-fluid {
    flex-wrap: nowrap !important;
  }
  
  .navbar .container {
    display: flex !important;
    flex-wrap: nowrap !important;
    align-items: center !important;
    justify-content: space-between !important;
    width: 100% !important;
  }
  
  .navbar-brand {
    flex-shrink: 0 !important;
    white-space: nowrap !important;
  }
  
  .navbar-toggler {
    display: none !important; /* Hidden on desktop */
  }
  
  .navbar-collapse {
    display: flex !important;
    flex-basis: auto !important;
    flex-grow: 1 !important;
    align-items: center !important;
    justify-content: space-between !important;
  }
  
  .navbar-nav {
    display: flex !important;
    flex-direction: row !important;
    margin: 0 !important;
    padding: 0 !important;
    flex-shrink: 0 !important;
  }
  
  .nav-item {
    margin-right: var(--spacing-lg) !important;
  }
  
  .nav-item:last-child {
    margin-right: 0 !important;
  }
  
  .navbar .ms-auto {
    display: flex !important;
    align-items: center !important;
    gap: var(--spacing-lg) !important;
    margin-left: auto !important;
    margin-top: 0 !important;
    width: auto !important;
    flex-shrink: 0 !important;
  }
  
  /* Ensure dropdown and theme toggle stay inline */
  .navbar .ms-auto .dropdown,
  .navbar .ms-auto .btn,
  .navbar .ms-auto .theme-toggle {
    margin: 0 !important;
    flex-shrink: 0 !important;
  }
  
  /* Prevent text wrapping in nav links */
  .nav-link {
    white-space: nowrap !important;
  }
  
  /* Ensure user dropdown text doesn't wrap */
  .dropdown-toggle {
    white-space: nowrap !important;
  }
}

.navbar .dropdown-menu .dropdown-item {
  color: var(--secondary) !important;
  transition: all var(--transition-fast);
}

.navbar .dropdown-menu .dropdown-item:hover,
.navbar .dropdown-menu .dropdown-item:focus {
  background-color: var(--secondary) !important;
  color: white !important;
}

/* ==========================================
   TABLE STYLES
   ========================================== */
.table {
  --bs-table-hover-bg: rgba(var(--primary-rgb), 0.05);
}

.table-container {
  width: 100%;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.table-container .table {
  table-layout: fixed;
  width: 100%;
  min-width: 600px; /* Minimum width before horizontal scroll */
}

.table-container .table td {
  vertical-align: middle;
  padding: var(--spacing-md) var(--spacing-sm);
}

.table-container .table td:first-child { width: 35%; }
.table-container .table td:nth-child(2) { width: 45%; }
.table-container .table td:last-child { width: 20%; }

/* Mobile-specific table styles */
@media (max-width: 768px) {
  .table-container .table {
    min-width: 100%;
    table-layout: auto;
  }
  
  .table-container {
    overflow-x: visible;
  }
}

/* ==========================================
   MODERN LOADING SYSTEM
   ========================================== */

/* Modern loading animations */
@keyframes modern-flow {
  0% { 
    background-position: -200% center; 
    opacity: 0.8;
  }
  50% { 
    opacity: 1;
  }
  100% { 
    background-position: 200% center; 
    opacity: 0.8;
  }
}

@keyframes modern-pulse {
  0%, 100% { 
    box-shadow: 0 0 0 0 rgba(var(--primary-rgb), 0.4);
    transform: scale(1);
  }
  50% { 
    box-shadow: 0 0 0 8px rgba(var(--primary-rgb), 0.1);
    transform: scale(1.01);
  }
}

@keyframes modern-spinner {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

@keyframes modern-dots {
  0%, 80%, 100% { 
    transform: scale(0.8);
    opacity: 0.5;
  }
  40% { 
    transform: scale(1.2);
    opacity: 1;
  }
}

/* Modern progress container */
.modern-progress {
  background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
  border-radius: 12px;
  padding: 3px;
  position: relative;
  overflow: hidden;
  box-shadow: 
    inset 0 2px 4px rgba(0, 0, 0, 0.06),
    0 1px 3px rgba(0, 0, 0, 0.1);
  border: 1px solid rgba(var(--primary-rgb), 0.1);
}

.modern-progress-bar {
  background: linear-gradient(
    135deg,
    var(--primary) 0%,
    rgba(var(--primary-rgb), 0.9) 25%,
    var(--primary) 50%,
    rgba(var(--primary-rgb), 0.9) 75%,
    var(--primary) 100%
  );
  background-size: 200% 100%;
  height: 100%;
  border-radius: 10px;
  position: relative;
  transition: width 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: 
    0 2px 8px rgba(var(--primary-rgb), 0.3),
    inset 0 1px 0 rgba(255, 255, 255, 0.2);
  overflow: hidden;
}

.modern-progress-bar.animated {
  animation: modern-flow 2s ease-in-out infinite;
}

.modern-progress.pulsing {
  animation: modern-pulse 2s ease-in-out infinite;
}

.modern-progress-bar::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(
    90deg,
    transparent 0%,
    rgba(255, 255, 255, 0.2) 50%,
    transparent 100%
  );
  transform: translateX(-100%);
  animation: modern-flow 1.5s ease-in-out infinite;
}

/* Modern loading text */
.modern-progress-text {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-weight: 600;
  font-size: 0.875rem;
  color: var(--dark);
  text-shadow: 0 1px 2px rgba(255, 255, 255, 0.8);
  z-index: 3;
  pointer-events: none;
  letter-spacing: 0.5px;
}

/* Modern spinner component */
.modern-spinner {
  width: 20px;
  height: 20px;
  border: 2px solid transparent;
  border-top: 2px solid var(--primary);
  border-right: 2px solid var(--primary);
  border-radius: 50%;
  animation: modern-spinner 0.8s cubic-bezier(0.4, 0, 0.6, 1) infinite;
  display: inline-block;
}

.modern-spinner.lg {
  width: 32px;
  height: 32px;
  border-width: 3px;
}

.modern-spinner.sm {
  width: 16px;
  height: 16px;
  border-width: 2px;
}

/* Modern dots loader */
.modern-dots {
  display: inline-flex;
  gap: 4px;
  align-items: center;
}

.modern-dots::before,
.modern-dots::after,
.modern-dots {
  content: '';
  width: 6px;
  height: 6px;
  background: var(--primary);
  border-radius: 50%;
  animation: modern-dots 1.4s ease-in-out infinite;
}

.modern-dots::before { animation-delay: -0.32s; }
.modern-dots::after { animation-delay: 0.32s; }

/* Static progress bars with modern styling */
.progress {
  background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
  border-radius: 8px;
  border: 1px solid rgba(0, 0, 0, 0.05);
  box-shadow: inset 0 1px 3px rgba(0, 0, 0, 0.1);
  overflow: visible;
  position: relative;
  height: 1.5rem;
}

.progress-bar {
  border-radius: 6px;
  position: relative;
  transition: width 0.3s ease;
  box-shadow: 
    0 1px 3px rgba(0, 0, 0, 0.2),
    inset 0 1px 0 rgba(255, 255, 255, 0.2);
}

.progress-bar.bg-success { 
  background: linear-gradient(135deg, #22c55e 0%, #16a34a 100%) !important;
}

.progress-bar.bg-warning { 
  background: linear-gradient(135deg, #f59e0b 0%, #d97706 100%) !important;
}

.progress-bar.bg-danger { 
  background: linear-gradient(135deg, #ef4444 0%, #dc2626 100%) !important;
}

.progress-bar.bg-info { 
  background: linear-gradient(135deg, #3b82f6 0%, #2563eb 100%) !important;
}

.progress-bar.bg-primary:not(.modern-progress-bar) { 
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%) !important;
}

.progress-bar.bg-secondary { 
  background: linear-gradient(135deg, #6b7280 0%, #4b5563 100%) !important;
}

/* Legacy support for existing progress bars */
.progress-bar.bg-loading {
  background: var(--primary) !important;
}

.progress-bar.bg-loading.progress-bar-animated {
  animation: modern-flow 2s ease-in-out infinite;
  background: linear-gradient(
    135deg,
    var(--primary) 0%,
    rgba(var(--primary-rgb), 0.9) 25%,
    var(--primary) 50%,
    rgba(var(--primary-rgb), 0.9) 75%,
    var(--primary) 100%
  ) !important;
  background-size: 200% 100%;
}

.progress-text {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-weight: 600;
  font-size: 0.8rem;
  color: #333;
  text-shadow: 0 1px 2px rgba(255, 255, 255, 0.8);
  z-index: 2;
  letter-spacing: 0.3px;
}

/* Button loading states */
.btn.loading {
  position: relative;
  color: transparent !important;
  pointer-events: none;
}

.btn.loading::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 16px;
  height: 16px;
  border: 2px solid transparent;
  border-top: 2px solid currentColor;
  border-right: 2px solid currentColor;
  border-radius: 50%;
  animation: modern-spinner 0.8s linear infinite;
  color: white;
}

/* Accessibility improvements */
.modern-progress[role="progressbar"] {
  position: relative;
}

.modern-progress[role="progressbar"]::after {
  content: attr(aria-label);
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {
  .modern-progress-bar.animated,
  .modern-spinner,
  .modern-dots,
  .modern-dots::before,
  .modern-dots::after,
  .progress-bar.bg-loading.progress-bar-animated,
  .modern-progress.pulsing {
    animation: none !important;
  }
  
  .modern-progress-bar::before {
    display: none;
  }
}

/* High contrast mode support */
@media (prefers-contrast: high) {
  .modern-progress {
    background: white;
    border: 2px solid black;
  }
  
  .modern-progress-bar {
    background: black !important;
  }
  
  .modern-spinner {
    border-top-color: black !important;
    border-right-color: black !important;
  }
  
  .modern-dots::before,
  .modern-dots::after,
  .modern-dots {
    background: black !important;
  }
}

/* Focus states for accessibility */
.modern-progress:focus-within,
.progress:focus-within {
  outline: 2px solid var(--primary);
  outline-offset: 2px;
}

.btn.loading:focus {
  outline: 2px solid var(--primary);
  outline-offset: 2px;
}

/* Screen reader announcements */
.sr-only {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  padding: 0 !important;
  margin: -1px !important;
  overflow: hidden !important;
  clip: rect(0, 0, 0, 0) !important;
  white-space: nowrap !important;
  border: 0 !important;
}

/* Loading skeleton animation for slow connections */
@keyframes skeleton-loading {
  0% { background-position: -200px 0; }
  100% { background-position: calc(200px + 100%) 0; }
}

.loading-skeleton {
  background-color: #eee;
  background-image: linear-gradient(90deg, #eee, #f5f5f5, #eee);
  background-size: 200px 100%;
  background-repeat: no-repeat;
  border-radius: 4px;
  animation: skeleton-loading 1.3s ease-in-out infinite;
}

/* Enhanced progress bar for better UX */
.modern-progress-enhanced {
  position: relative;
  background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
  border-radius: 16px;
  padding: 4px;
  box-shadow: 
    inset 0 2px 6px rgba(0, 0, 0, 0.1),
    0 2px 8px rgba(0, 0, 0, 0.05);
  border: 1px solid rgba(var(--primary-rgb), 0.15);
}

.modern-progress-enhanced .modern-progress-bar {
  border-radius: 12px;
  box-shadow: 
    0 3px 12px rgba(var(--primary-rgb), 0.4),
    inset 0 1px 0 rgba(255, 255, 255, 0.3);
}

/* ==========================================
   MOBILE OPTIMIZATIONS
   ========================================== */

/* Mobile-first responsive design */
@media (max-width: 768px) {
  /* Larger progress bars for touch devices */
  .modern-progress {
    min-height: 28px;
    border-radius: 14px;
    padding: 4px;
  }
  
  .modern-progress-bar {
    border-radius: 10px;
    min-height: 20px;
  }
  
  .progress {
    min-height: 20px;
  }
  
  .progress-bar {
    min-height: 16px;
  }
  
  /* Larger spinners for better visibility */
  .modern-spinner {
    width: 24px;
    height: 24px;
    border-width: 3px;
  }
  
  .modern-spinner.lg {
    width: 40px;
    height: 40px;
    border-width: 4px;
  }
  
  .modern-spinner.sm {
    width: 20px;
    height: 20px;
    border-width: 2px;
  }
  
  /* Larger dots for touch accessibility */
  .modern-dots::before,
  .modern-dots::after,
  .modern-dots {
    width: 8px;
    height: 8px;
  }
  
  /* Touch-friendly progress text */
  .modern-progress-text {
    font-size: 0.9rem;
    font-weight: 700;
    letter-spacing: 0.3px;
  }
  
  .progress-text {
    font-size: 0.85rem;
    font-weight: 700;
  }
  
  /* Mobile-specific spacing */
  #progress-wrapper {
    padding: 1rem;
  }
  
  #interpretation-progress .card-body {
    padding: 1.25rem;
  }
  
  /* Larger touch targets for buttons */
  .btn.loading {
    min-height: 44px;
    min-width: 44px;
  }
  
  .btn.loading::after {
    width: 20px;
    height: 20px;
  }
}

/* Small mobile devices */
@media (max-width: 576px) {
  /* Even larger progress elements for small screens */
  .modern-progress {
    min-height: 32px;
    border-radius: 16px;
    padding: 5px;
  }
  
  .modern-progress-bar {
    border-radius: 11px;
    min-height: 22px;
  }
  
  .progress {
    min-height: 24px;
  }
  
  .progress-bar {
    min-height: 18px;
  }
  
  /* Simplified animations for performance */
  .modern-progress-bar.animated {
    animation-duration: 3s;
  }
  
  .modern-spinner {
    animation-duration: 1s;
  }
  
  .modern-dots::before,
  .modern-dots::after,
  .modern-dots {
    animation-duration: 1.8s;
  }
  
  /* Larger text for readability */
  .modern-progress-text {
    font-size: 1rem;
    font-weight: 800;
  }
  
  .progress-text {
    font-size: 0.9rem;
    font-weight: 700;
  }
  
  /* Compact layout adjustments */
  .alert.medical-warning {
    padding: 1rem;
    margin-bottom: 1rem;
  }
  
  .alert.medical-warning .row {
    --bs-gutter-x: 0.75rem;
  }
  
  /* Stack severity level info vertically on small screens */
  .d-flex.align-items-center.mb-3 {
    flex-direction: column;
    align-items: stretch !important;
    gap: 1rem;
  }
  
  .d-flex.align-items-center.mb-3 .text-center {
    min-width: auto !important;
    margin-bottom: 0.5rem;
  }
  
  /* Pathology table mobile optimization */
  .table-responsive {
    font-size: 0.875rem;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
  }
  
  .mobile-pathology-progress {
    min-width: 140px !important;
    max-width: 160px !important;
  }
  
  .mobile-pathology-progress .progress {
    height: 16px !important;
  }
  
  .mobile-pathology-progress .progress-text {
    font-size: 0.7rem !important;
  }
  
  .mobile-pathology-progress .d-flex {
    margin-bottom: 0.25rem !important;
  }
  
  .mobile-pathology-progress .d-flex small {
    font-size: 0.65rem !important;
  }
  
  .mobile-pathology-progress .d-flex .badge {
    font-size: 0.6rem !important;
    padding: 0.2rem 0.4rem !important;
    margin-right: 0.25rem;
  }
  
  .badge.small {
    font-size: 0.6rem;
    padding: 0.2rem 0.4rem;
  }
  
  /* Mobile table layout optimization */
  .table td:first-child { width: 30% !important; }
  .table td:nth-child(2) { width: 50% !important; }
  .table td:last-child { width: 20% !important; }
  
  /* Override any inline min-width styles on mobile */
  .mobile-pathology-progress[style*="min-width"] {
    min-width: 140px !important;
    max-width: 160px !important;
    width: 100% !important;
  }
}

/* Ultra-small devices (phones in portrait) */
@media (max-width: 375px) {
  /* Maximum touch-friendly sizing */
  .modern-progress {
    min-height: 36px;
    padding: 6px;
  }
  
  .modern-progress-bar {
    min-height: 24px;
  }
  
  .progress {
    min-height: 28px;
  }
  
  .progress-bar {
    min-height: 20px;
  }
  
  /* Reduced animation complexity for very small devices */
  .modern-progress.pulsing {
    animation: none;
  }
  
  .modern-progress-bar::before {
    display: none;
  }
  
  /* Larger, clearer text */
  .modern-progress-text {
    font-size: 1.1rem;
    font-weight: 900;
  }
  
  .progress-text {
    font-size: 1rem;
    font-weight: 800;
  }
  
  /* Simplified card headers */
  .card-header .d-flex {
    flex-direction: column;
    gap: 0.5rem;
    text-align: center;
  }
  
  .card-header .modern-spinner {
    margin: 0 auto;
  }
  
  /* Ultra-compact pathology progress bars */
  .mobile-pathology-progress {
    min-width: 100px !important;
    max-width: 120px !important;
  }
  
  .mobile-pathology-progress .progress {
    height: 14px !important;
  }
  
  .mobile-pathology-progress .progress-text {
    font-size: 0.6rem !important;
    font-weight: 900 !important;
  }
  
  .mobile-pathology-progress .d-flex .badge {
    font-size: 0.55rem !important;
    padding: 0.15rem 0.3rem !important;
    margin-right: 0.2rem !important;
  }
  
  .mobile-pathology-progress .d-flex small {
    font-size: 0.7rem !important;
    font-weight: 800 !important;
  }
  
  .badge.small {
    font-size: 0.55rem;
    padding: 0.15rem 0.3rem;
  }
  
  /* Ultra-compact table layout */
  .table td:first-child { 
    width: 35% !important; 
    font-size: 0.8rem !important;
    padding-right: 0.25rem !important;
  }
  .table td:nth-child(2) { 
    width: 45% !important; 
    padding-left: 0.25rem !important;
    padding-right: 0.25rem !important;
  }
  .table td:last-child { 
    width: 20% !important; 
    padding-left: 0.25rem !important;
  }
  
  /* Ensure proper alignment for compact badge layout */
  .mobile-pathology-progress .d-flex {
    align-items: center !important;
    gap: 0.25rem;
  }
}

/* Medium-small devices (most phones) */
@media (max-width: 414px) and (min-width: 360px) {
  .mobile-pathology-progress {
    min-width: 120px !important;
    max-width: 140px !important;
  }
  
  .mobile-pathology-progress .progress {
    height: 15px !important;
  }
  
  .mobile-pathology-progress .progress-text {
    font-size: 0.65rem !important;
  }
  
  .mobile-pathology-progress .d-flex small {
    font-size: 0.6rem !important;
  }
  
  .mobile-pathology-progress .d-flex .badge {
    font-size: 0.58rem !important;
    padding: 0.18rem 0.35rem !important;
    margin-right: 0.25rem;
  }
  
  .badge.small {
    font-size: 0.58rem;
    padding: 0.18rem 0.35rem;
  }
  
  /* Optimize table spacing for common phone sizes */
  .table td:first-child { width: 32% !important; }
  .table td:nth-child(2) { width: 48% !important; }
  .table td:last-child { width: 20% !important; }
}

/* Battery optimization for mobile devices */
@media (max-device-width: 768px) {
  /* Reduce animation complexity on actual mobile devices */
  .modern-progress-bar.animated {
    animation-iteration-count: 3;
    animation-direction: alternate;
  }
  
  .modern-spinner {
    animation-timing-function: steps(8, end);
  }
  
  .modern-dots::before,
  .modern-dots::after,
  .modern-dots {
    animation-iteration-count: 3;
  }
}

/* Dark mode mobile optimizations */
@media (max-width: 768px) and (prefers-color-scheme: dark) {
  .modern-progress {
    background: linear-gradient(135deg, #2d3748 0%, #1a202c 100%);
    border-color: rgba(var(--primary-rgb), 0.3);
  }
  
  .modern-progress-text,
  .progress-text {
    color: #e2e8f0;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.8);
  }
  
  .alert.medical-warning {
    background-color: rgba(var(--primary-rgb), 0.15) !important;
    border-color: rgba(var(--primary-rgb), 0.4) !important;
    color: #e2e8f0 !important;
  }
}

/* High DPI/Retina mobile displays */
@media (max-width: 768px) and (-webkit-min-device-pixel-ratio: 2) {
  .modern-progress,
  .progress {
    border-width: 0.5px;
  }
  
  .modern-spinner {
    border-width: 1.5px;
  }
  
  .modern-spinner.lg {
    border-width: 2px;
  }
}

/* Landscape mobile orientation */
@media (max-width: 768px) and (orientation: landscape) {
  /* Reduce vertical spacing in landscape */
  .modern-progress {
    min-height: 24px;
  }
  
  .progress {
    min-height: 18px;
  }
  
  #progress-wrapper,
  #interpretation-progress .card-body {
    padding: 0.75rem;
  }
  
  .alert.medical-warning {
    padding: 0.75rem;
    margin-bottom: 0.75rem;
  }
  
  /* Horizontal layout for severity levels in landscape */
  .mobile-severity-layout {
    flex-direction: row !important;
  }
}

/* Mobile-specific component styling */
.mobile-optimized {
  overflow-x: hidden;
  -webkit-overflow-scrolling: touch;
}

.mobile-pathology-progress {
  touch-action: manipulation;
}

.mobile-progress-bar {
  -webkit-tap-highlight-color: transparent;
}

.mobile-risk-badge {
  touch-action: manipulation;
  user-select: none;
  -webkit-user-select: none;
  white-space: nowrap;
  flex-shrink: 0;
}

/* Badge positioning improvements for desktop and mobile */
.mobile-pathology-progress .d-flex {
  align-items: center;
  gap: 0.5rem;
}

.mobile-pathology-progress .d-flex .badge {
  flex-shrink: 0;
  margin-right: 0;
}

/* Desktop badge styling */
@media (min-width: 769px) {
  .mobile-pathology-progress .d-flex .badge {
    font-size: 0.7rem;
    padding: 0.25rem 0.5rem;
  }
}

/* Custom risk level badge colors */
.badge.bg-very-high {
  background-color: #dc2626 !important; /* Red */
  color: white !important;
}

.badge.bg-high {
  background-color: #f87171 !important; /* Light Red */
  color: white !important;
}

.badge.bg-medium {
  background-color: #f59e0b !important; /* Yellow */
  color: #1f2937 !important;
}

.badge.bg-low {
  background-color: #16a34a !important; /* Green */
  color: white !important;
}

.badge.bg-very-low {
  background-color: #86efac !important; /* Light Green */
  color: #1f2937 !important;
}

/* Progress bar colors to match badge colors */
.progress-bar.bg-very-high {
  background: linear-gradient(135deg, #dc2626 0%, #b91c1c 100%) !important;
}

.progress-bar.bg-high {
  background: linear-gradient(135deg, #f87171 0%, #ef4444 100%) !important;
}

.progress-bar.bg-medium {
  background: linear-gradient(135deg, #f59e0b 0%, #d97706 100%) !important;
}

.progress-bar.bg-low {
  background: linear-gradient(135deg, #16a34a 0%, #15803d 100%) !important;
}

.progress-bar.bg-very-low {
  background: linear-gradient(135deg, #86efac 0%, #4ade80 100%) !important;
}

/* High contrast mode support for custom badges */
@media (prefers-contrast: high) {
  .badge.bg-very-high {
    background-color: #b91c1c !important;
    border: 2px solid #ffffff !important;
  }
  
  .badge.bg-high {
    background-color: #dc2626 !important;
    border: 2px solid #ffffff !important;
  }
  
  .badge.bg-medium {
    background-color: #d97706 !important;
    border: 2px solid #000000 !important;
    color: #000000 !important;
  }
  
  .badge.bg-low {
    background-color: #15803d !important;
    border: 2px solid #ffffff !important;
  }
  
  .badge.bg-very-low {
    background-color: #22c55e !important;
    border: 2px solid #000000 !important;
    color: #000000 !important;
  }
}

/* Dark mode support for custom badges */
@media (prefers-color-scheme: dark) {
  .badge.bg-very-high {
    background-color: #ef4444 !important;
  }
  
  .badge.bg-high {
    background-color: #f87171 !important;
  }
  
  .badge.bg-medium {
    background-color: #fbbf24 !important;
    color: #111827 !important;
  }
  
  .badge.bg-low {
    background-color: #22c55e !important;
  }
  
  .badge.bg-very-low {
    background-color: #86efac !important;
    color: #111827 !important;
  }
}

.mobile-severity-label {
  touch-action: manipulation;
}

/* Mobile table improvements */
@media (max-width: 768px) {
  .table-container {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    margin-bottom: 1rem;
  }
  
  .table-container .table {
    min-width: 100%;
    table-layout: auto;
    white-space: nowrap;
  }
  
  .table-container .table td {
    padding: 0.5rem 0.25rem;
    vertical-align: middle;
  }
  
  /* Visualization buttons mobile optimization */
  .table-container .table td:last-child .btn {
    font-size: 0.7rem;
    padding: 0.25rem 0.4rem;
    margin: 0.1rem;
    display: block;
    width: 100%;
    min-width: auto;
  }
  
  /* Pathology name column mobile optimization */
  .table-container .table td:first-child {
    font-size: 0.85rem;
    font-weight: 600;
    max-width: 120px;
    word-wrap: break-word;
    white-space: normal;
  }
}

/* Ultra-mobile table layout */
@media (max-width: 480px) {
  .table-container .table {
    font-size: 0.8rem;
  }
  
  .table-container .table td:first-child {
    max-width: 100px;
    font-size: 0.8rem;
  }
  
  .table-container .table td:last-child .btn {
    font-size: 0.65rem;
    padding: 0.2rem 0.3rem;
  }
}

/* Performance optimizations for mobile */
@media (max-width: 768px) {
  /* Use hardware acceleration for smooth animations */
  .modern-progress-bar,
  .modern-spinner,
  .modern-dots {
  transform: translateZ(0);
    will-change: transform;
  }
  
  /* Reduce repaints by containing layout */
  .modern-progress,
  .progress {
    contain: layout style paint;
  }
  
  /* Optimize text rendering on mobile */
  .modern-progress-text,
.progress-text {
    text-rendering: optimizeSpeed;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
  }
}

/* iOS Safari specific optimizations */
@supports (-webkit-touch-callout: none) {
  .modern-progress,
  .progress {
    -webkit-transform: translateZ(0);
    -webkit-backface-visibility: hidden;
  }
  
  .modern-spinner {
    -webkit-transform: translateZ(0);
    -webkit-backface-visibility: hidden;
  }
}

/* Android Chrome specific optimizations */
@media (max-width: 768px) and (-webkit-min-device-pixel-ratio: 1.5) {
  .modern-progress-bar.animated {
    animation-timing-function: ease-out;
  }
  
  .modern-spinner {
    animation-timing-function: linear;
  }
}

/* Touch device optimizations */
@media (pointer: coarse) {
  /* Larger touch targets for coarse pointers (fingers) */
  .btn.loading {
    min-height: 48px;
    min-width: 48px;
    padding: 0.75rem 1rem;
  }
  
  /* Increase tap target size for interactive elements */
  .mobile-pathology-progress {
    padding: 0.25rem;
    margin: -0.25rem;
  }
  
  /* Better touch feedback */
  .modern-progress:active,
  .progress:active {
    transform: scale(0.99);
    transition: transform 0.1s ease;
  }
}

/* Network-aware animations */
@media (prefers-reduced-data: reduce) {
  /* Reduce animation complexity for slow connections */
  .modern-progress-bar.animated,
  .modern-spinner,
  .modern-dots {
    animation-duration: 2s;
    animation-iteration-count: 2;
  }
  
  .modern-progress-bar::before {
    display: none;
  }
}

/* Font size utilities for better mobile typography */
@media (max-width: 576px) {
  .fs-7 { font-size: 0.75rem !important; }
  .fs-sm-6 { font-size: 0.8rem !important; }
  .fs-sm-5 { font-size: 0.9rem !important; }
  .fs-sm-4 { font-size: 1rem !important; }
  .fs-sm-3 { font-size: 1.1rem !important; }
}

@media (min-width: 577px) {
  .fs-sm-6 { font-size: 0.875rem !important; }
  .fs-sm-5 { font-size: 1rem !important; }
  .fs-sm-4 { font-size: 1.25rem !important; }
  .fs-sm-3 { font-size: 1.5rem !important; }
}

/* ==========================================
   ALERT & BADGE STYLES
   ========================================== */
.badge.bg-primary, .badge.bg-warning, .badge.bg-success, .badge.bg-info {
  background-color: var(--secondary) !important;
  color: white !important;
}

.badge.bg-danger {
  background-color: var(--danger) !important;
  color: white !important;
}

.alert-primary, .alert-warning, .alert-success, .alert-info {
  background-color: rgba(108, 117, 125, 0.1) !important;
  border-color: rgba(108, 117, 125, 0.3) !important;
  color: var(--secondary) !important;
}

.medical-warning, .no-records-info {
  background-color: rgba(var(--primary-rgb), 0.1) !important;
  border-color: rgba(var(--primary-rgb), 0.3) !important;
  color: var(--primary) !important;
}

.no-records-info {
  position: relative;
  padding-left: 2.5rem !important;
}

.no-records-info:before {
  content: '\f059';
  font-family: 'Font Awesome 5 Free';
  font-weight: 900;
  position: absolute;
  left: var(--spacing-md);
  top: 50%;
  transform: translateY(-50%);
  color: var(--primary);
}

/* Loading/processing messages */
.alert-danger:has(strong:contains("Please wait")),
.alert.alert-danger[id*="progress"],
.alert.alert-danger[id*="interpretation"] {
  background-color: rgba(var(--primary-rgb), 0.1) !important;
  border-color: var(--primary) !important;
  color: var(--primary) !important;
}

/* ==========================================
   FORM & FILTER STYLES
   ========================================== */
.advanced-filters {
  background-color: var(--bs-body-bg);
  border-radius: var(--border-radius-lg);
  transition: all var(--transition-normal);
}

.advanced-filters .card-body {
  padding: var(--spacing-xxl);
}

.advanced-filters .form-label {
  font-weight: var(--font-weight-normal);
  font-size: var(--font-size-md);
  margin-bottom: var(--spacing-sm);
  color: var(--bs-body-color);
}

.advanced-filters select.form-select,
.advanced-filters input.form-control {
  border-radius: var(--border-radius);
  border: 1px solid var(--light-border);
  padding: var(--spacing-sm) var(--spacing-md);
  font-size: 0.9rem;
  background-color: var(--bs-body-bg);
  color: var(--bs-body-color);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.advanced-filters select.form-select:focus,
.advanced-filters input.form-control:focus {
  border-color: rgba(var(--primary-rgb), 0.5);
  box-shadow: 0 0 0 0.25rem rgba(var(--primary-rgb), 0.25);
}

/* ==========================================
   VISUALIZATION STYLES
   ========================================== */
.visualization-image {
  max-width: 100%;
  height: auto;
  object-fit: contain;
  max-height: 700px !important;
  margin: 0 auto;
  display: block;
  border: 1px solid var(--light-border);
  box-shadow: var(--box-shadow);
  border-radius: 4px;
  padding: var(--spacing-sm);
  background-color: white;
  transition: transform var(--transition-normal);
}

.visualization-image:hover {
  transform: scale(1.02);
  cursor: pointer;
  box-shadow: var(--box-shadow-lg);
}

#pli-card .visualization-image {
  width: 100%;
  height: 400px;
  object-fit: contain;
  max-height: 400px !important;
}

/* ==========================================
   ACCOUNT SETTINGS TABS
   ========================================== */
#settingsTabs .nav-link {
  background-color: rgba(var(--primary-rgb), 0.1) !important;
  border: 1px solid var(--light-border) !important;
  color: var(--primary) !important;
  font-weight: var(--font-weight-semibold);
  padding: var(--spacing-md) var(--spacing-xl);
  border-radius: var(--border-radius) var(--border-radius) 0 0;
  margin-right: var(--spacing-xs);
  transition: all var(--transition-normal);
}

#settingsTabs .nav-link:hover {
  background-color: rgba(var(--primary-rgb), 0.15) !important;
}

#settingsTabs .nav-link.active {
  background-color: rgba(var(--primary-rgb), 0.2) !important;
  border-bottom-color: transparent !important;
}

#settingsTabs .nav-link i {
  margin-right: var(--spacing-sm);
}

/* ==========================================
   INTERPRETATION STYLES
   ========================================== */
.interpretation-btn {
  font-size: var(--font-size-sm);
  padding: var(--spacing-xs) var(--spacing-sm);
  margin-right: var(--spacing-xs);
  text-decoration: none;
  border: 1px solid var(--secondary);
  color: var(--secondary);
  background: none;
  border-radius: var(--spacing-xs);
  transition: all 0.2s ease;
}

.interpretation-btn:hover {
  background-color: var(--secondary);
  color: white;
}

.btn-info-pathology {
  background: none;
  border: none;
  color: var(--secondary);
  font-size: var(--font-size-md);
  padding: var(--spacing-xs);
  margin-left: var(--spacing-sm);
  cursor: pointer;
  border-radius: 50%;
  transition: all 0.2s ease;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 20px;
  height: 20px;
}

.btn-info-pathology:hover {
  color: #0d6efd;
  background-color: rgba(13, 110, 253, 0.1);
  transform: scale(1.1);
}

/* ==========================================
   COMPACT HOME PAGE STYLES
   ========================================== */
.compact-card { margin-bottom: var(--spacing-lg); }
.compact-card-body { padding: var(--spacing-lg); }
.compact-info-card { margin-bottom: var(--spacing-md) !important; }
.compact-card-header { padding: var(--spacing-sm) var(--spacing-md); font-size: 0.9rem; font-weight: var(--font-weight-semibold); }
.compact-info-body { padding: var(--spacing-md); }
.compact-button-group { margin-bottom: var(--spacing-sm); }
.compact-button-group .btn { margin-bottom: var(--spacing-sm); }
.compact-warning { margin-bottom: 0 !important; padding: var(--spacing-sm) var(--spacing-md); }

.compact-card-body .form-label { margin-bottom: var(--spacing-xs); font-size: var(--font-size-md); }
.compact-card-body .form-control, .compact-card-body .form-select { margin-bottom: var(--spacing-sm); padding: var(--border-radius) var(--spacing-md); }
.compact-card-body .form-text { margin-top: 0.125rem; margin-bottom: var(--spacing-xs); font-size: var(--font-size-sm); }
.compact-card-body .lead { font-size: var(--spacing-lg); margin-bottom: var(--spacing-md) !important; }

.compact-info-card .card-header { background-color: rgba(var(--primary-rgb), 0.08) !important; border-bottom: 1px solid var(--light-border); }
.compact-info-body .row { margin-bottom: var(--spacing-xs); }

/* ==========================================
   DARK MODE ADJUSTMENTS
   ========================================== */
[data-bs-theme="dark"] .btn-primary, [data-bs-theme="dark"] .btn-warning, [data-bs-theme="dark"] .btn-success, [data-bs-theme="dark"] .btn-info,
[data-bs-theme="dark"] .btn-outline-primary, [data-bs-theme="dark"] .btn-outline-warning, [data-bs-theme="dark"] .btn-outline-success, [data-bs-theme="dark"] .btn-outline-info {
  background-color: transparent !important;
  border-color: var(--secondary) !important;
  color: var(--secondary) !important;
}

[data-bs-theme="dark"] .btn-danger, [data-bs-theme="dark"] .btn-outline-danger {
  background-color: transparent !important;
  border-color: var(--danger) !important;
  color: var(--danger) !important;
}

[data-bs-theme="dark"] .alert-primary, [data-bs-theme="dark"] .alert-warning, [data-bs-theme="dark"] .alert-success, [data-bs-theme="dark"] .alert-info {
  background-color: rgba(108, 117, 125, 0.2) !important;
  border-color: rgba(108, 117, 125, 0.4) !important;
  color: var(--secondary) !important;
}

[data-bs-theme="dark"] .medical-warning, [data-bs-theme="dark"] .no-records-info {
  background-color: rgba(var(--primary-rgb), 0.2) !important;
  border-color: rgba(var(--primary-rgb), 0.4) !important;
}

[data-bs-theme="dark"] .visualization-image {
  background-color: var(--dark-bg);
  border-color: var(--light-border);
}

[data-bs-theme="dark"] .progress-text {
  text-shadow: 0 0 3px rgba(0, 0, 0, 0.8);
}

[data-bs-theme="dark"] .table-light {
  background-color: var(--dark-bg) !important;
  color: var(--light) !important;
}

[data-bs-theme="dark"] .table thead.table-light th {
  background-color: var(--dark-bg) !important;
  color: var(--light) !important;
  border-color: var(--light-border) !important;
}

[data-bs-theme="dark"] .btn-info-pathology { color: #adb5bd; }
[data-bs-theme="dark"] .btn-info-pathology:hover { color: #66b3ff; background-color: rgba(102, 179, 255, 0.1); }

/* ==========================================
   FILTER ACTION BUTTONS - EQUAL HEIGHT
   ========================================== */
/* Ensure equal height for filter action buttons on all screen sizes */
.advanced-filters .filter-actions .btn {
  height: auto;
  min-height: 38px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.375rem 0.75rem;
  line-height: 1.5;
}

/* ==========================================
   RESPONSIVE DESIGN - MOBILE OPTIMIZATIONS
   ========================================== */
@media (max-width: 768px) {
  /* Remove side margins on mobile - make content full width */
  .container-fluid .container {
    max-width: 100% !important;
    padding-left: 0 !important;
    padding-right: 0 !important;
    margin-left: 0 !important;
    margin-right: 0 !important;
    width: 100% !important;
  }
  
  /* Also ensure container-fluid has minimal side padding */
  .container-fluid {
    padding-left: var(--spacing-sm) !important;
    padding-right: var(--spacing-sm) !important;
  }
  
  /* Ensure cards have minimal padding to reach near screen edges */
  .card {
    margin-left: 0 !important;
    margin-right: 0 !important;
    margin-bottom: var(--spacing-lg);
  }
  
  /* Base mobile adjustments */
  .advanced-filters .card-body { padding: var(--spacing-lg); }
  
  /* Button groups and actions */
  .advanced-filters .filter-actions,
  .text-center {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-lg);
  }
  
  /* Exception: Keep card headers with icons horizontal on mobile */
  .card-header.text-center {
    display: block !important;
    text-align: center !important;
  }
  
  .card-header h2, .card-header h5, .card-header .mb-0 {
    display: inline-block !important;
    text-align: center !important;
  }
  
  /* Ensure icons remain horizontally aligned with text on mobile */
  .card-header h2:before, .card-header h5:before, .card-header .mb-0:before {
    display: inline !important;
    margin-right: var(--spacing-sm) !important;
    vertical-align: middle !important;
  }
  
  .text-center .btn,
  .compact-button-group .btn {
    width: 100%;
    max-width: 300px;
    margin: 0 !important;
    margin-bottom: var(--spacing-md) !important;
  }
  
  /* Mobile navigation - explicit mobile-only rules */
  .navbar .container-fluid {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: center;
    gap: var(--spacing-sm);
  }
  
  .navbar .container {
    display: flex !important;
    flex-direction: row !important;
    align-items: center !important;
    justify-content: space-between !important;
    flex-wrap: wrap !important;
    width: 100% !important;
  }
  
  .navbar-brand {
    flex-shrink: 0 !important;
    margin-bottom: 0 !important;
    margin-right: 0 !important;
    order: 1 !important;
  }
  
  .navbar-toggler {
    flex-shrink: 0 !important;
    margin-left: auto !important;
    margin-top: 0 !important;
    margin-right: 0 !important;
    order: 2 !important;
    border: 1px solid var(--light-border) !important;
  }
  
  .navbar-collapse {
    width: 100% !important;
    margin-top: var(--spacing-sm) !important;
    order: 3 !important;
    flex-basis: 100% !important;
  }
  
  /* Force Bootstrap's navbar-toggler to the right */
  .navbar-expand-lg .navbar-toggler {
    display: block !important;
    margin-left: auto !important;
  }
  
  /* Mobile navigation items layout */
  .navbar-nav {
    display: flex !important;
    flex-direction: row !important;
    flex-wrap: wrap !important;
    justify-content: center !important;
    gap: var(--spacing-sm) !important;
    margin-bottom: var(--spacing-sm) !important;
    width: 100% !important;
  }
  
  .navbar-nav .nav-item {
    flex-shrink: 0 !important;
  }
  
  .navbar-nav .nav-link {
    padding: var(--spacing-xs) var(--spacing-sm) !important;
    white-space: nowrap !important;
    font-size: 0.9rem !important;
  }
  
  /* Mobile user controls layout */
  .navbar .ms-auto {
    margin-top: 0 !important;
    margin-left: 0 !important;
    width: 100% !important;
    justify-content: center !important;
    flex-direction: row !important;
    gap: var(--spacing-sm) !important;
    flex-wrap: wrap !important;
  }
  
  .navbar .ms-auto .dropdown,
  .navbar .ms-auto .btn {
    margin-bottom: 0 !important;
    flex-shrink: 0 !important;
  }
  
  .navbar .ms-auto .theme-toggle {
    margin-left: 0 !important;
  }
  
  /* Mobile responsive button sizing */
  .navbar .ms-auto .btn {
    font-size: 0.875rem !important;
    padding: var(--spacing-xs) var(--spacing-sm) !important;
  }
  
  .navbar .ms-auto .dropdown-toggle {
    font-size: 0.875rem !important;
    padding: var(--spacing-xs) var(--spacing-sm) !important;
  }
  
  /* Language switch mobile adjustments */
  #languageDropdown {
    min-width: 60px !important;
    font-size: 0.875rem !important;
  }
  
  #languageDropdown .flag-icon {
    font-size: 1em !important;
  }
  
  /* Account settings mobile spacing - ensure proper spacing between Save profile button and Account information */
  button[name="update_profile"] {
    margin-bottom: var(--spacing-lg) !important;
  }
  
  /* Create visual separation for Account Information card on mobile */
  .col-md-6 .card.border {
    margin-top: var(--spacing-lg) !important;
  }
}

/* Extra mobile adjustments for very small screens */
@media (max-width: 480px) {
  .navbar-nav .nav-link {
    font-size: 0.8rem !important;
    padding: calc(var(--spacing-xs) * 0.75) calc(var(--spacing-sm) * 0.75) !important;
  }
  
  .navbar .ms-auto .btn,
  .navbar .ms-auto .dropdown-toggle {
    font-size: 0.8rem !important;
    padding: calc(var(--spacing-xs) * 0.75) calc(var(--spacing-sm) * 0.75) !important;
  }
  
  .navbar .ms-auto {
    gap: calc(var(--spacing-sm) * 0.75) !important;
  }
  
  .navbar-nav {
    gap: calc(var(--spacing-sm) * 0.75) !important;
  }
  
  /* Language switch very small mobile adjustments */
  #languageDropdown {
    min-width: 55px !important;
    font-size: 0.8rem !important;
  }
  
  #languageDropdown .flag-icon {
    font-size: 0.9em !important;
  }
  
  /* Account settings tabs */
  #settingsTabs {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm) var(--spacing-xs);
    justify-content: center;
    border-bottom: none !important;
  }
  
  #settingsTabs .nav-link {
    margin-right: 0 !important;
    margin-bottom: var(--spacing-xs);
    border-radius: var(--border-radius) !important;
    border-bottom: 1px solid var(--light-border) !important;
  }
  
  /* Account settings mobile spacing for password form */
  button[name="change_password"] {
    margin-bottom: calc(var(--spacing-lg) * 2) !important;
  }
  
  /* Create visual separation for Danger Zone card on very small screens */
  .card.border-warning {
    margin-top: var(--spacing-lg) !important;
  }
  
  /* History cards mobile layout */
  .history-card-mobile {
    border: 1px solid var(--light-border);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--box-shadow);
    transition: box-shadow var(--transition-fast);
  }
  
  .history-card-mobile:hover { box-shadow: var(--box-shadow-lg); }
  .history-card-mobile .card-title { color: var(--primary); font-weight: var(--font-weight-semibold); border-bottom: 1px solid var(--light-border); padding-bottom: var(--spacing-sm); margin-bottom: var(--spacing-md) !important; }
  .history-card-mobile .text-muted { font-size: var(--font-size-sm); font-weight: var(--font-weight-normal); text-transform: uppercase; letter-spacing: 0.5px; }
  .history-card-mobile .card-body { padding: var(--spacing-lg); }
  .history-card-mobile .btn-sm { padding: var(--border-radius) var(--spacing-md); font-size: var(--font-size-md); min-width: 70px; }
  
  /* Image metadata table mobile optimization */
  .image-metadata-table .table thead th {
    display: block !important;
    width: 100% !important;
    padding: var(--spacing-sm) !important;
    font-size: var(--font-size-md) !important;
    font-weight: var(--font-weight-semibold) !important;
    text-align: center !important;
    background-color: rgba(var(--primary-rgb), 0.1) !important;
    color: var(--primary) !important;
    border: 1px solid var(--light-border) !important;
    border-radius: var(--border-radius) !important;
    margin-bottom: var(--spacing-sm) !important;
  }
  
  .image-metadata-table .table tbody tr {
    display: block !important;
    border: 1px solid var(--light-border) !important;
    border-radius: var(--border-radius) !important;
    margin-bottom: 0 !important;
    background-color: var(--bs-body-bg) !important;
  }
  
  .image-metadata-table .table tbody tr td {
    display: block !important;
    width: 100% !important;
    padding: var(--spacing-xs) var(--spacing-sm) !important;
    border: none !important;
    border-bottom: 1px solid var(--light-border) !important;
    font-size: var(--font-size-sm) !important;
    line-height: 1.2 !important;
    text-align: left !important;
  }
  
  .image-metadata-table .table tbody tr td strong {
    display: inline-block !important;
    width: 35% !important;
    margin-right: var(--spacing-sm) !important;
    font-weight: var(--font-weight-semibold) !important;
    color: var(--primary) !important;
  }
  
  /* Prediction results table mobile optimization */
  .table-container .table,
  .table-hover {
    font-size: var(--font-size-sm) !important;
    margin-bottom: 0 !important;
  }
  
  .table-container .table th, .table-container .table td,
  .table-hover th, .table-hover td {
    padding: var(--border-radius) var(--spacing-xs) !important;
    vertical-align: middle !important;
  }
  
  .table-container .table th, .table-hover th {
    font-size: 0.7rem !important;
    font-weight: var(--font-weight-semibold) !important;
    line-height: 1.1 !important;
  }
  
  /* Mobile column widths */
  .table-container .table td:first-child, .table-hover td:first-child { width: 30% !important; word-break: break-word !important; hyphens: auto !important; }
  .table-container .table td:nth-child(2), .table-hover td:nth-child(2) { width: 45% !important; }
  .table-container .table td:last-child, .table-hover td:last-child { width: 25% !important; text-align: left !important; }
  
  /* Compact progress bars and buttons */
  .table-container .progress, .table-hover .progress {
    height: 16px !important;
    min-width: 120px !important;
    margin: 0 !important;
  }
  
  .table-container .progress-text, .table-hover .progress-text {
    font-size: 0.65rem !important;
    font-weight: var(--font-weight-normal) !important;
    line-height: 1 !important;
  }
  
  .table-container .interpretation-btn, .table-hover .interpretation-btn {
    font-size: 0.65rem !important;
    padding: 0.2rem 0.35rem !important;
    margin-right: 0.15rem !important;
    margin-bottom: 0.1rem !important;
    border-radius: 0.2rem !important;
    line-height: 1.1 !important;
  }
  
  .table-container .btn-info-pathology, .table-hover .btn-info-pathology {
    font-size: var(--font-size-xs) !important;
    padding: 0.1rem var(--spacing-xs) !important;
    margin-left: var(--spacing-xs) !important;
    border-radius: 0.15rem !important;
    line-height: 1 !important;
  }
  
  /* Interpretability page optimizations */
  .btn-group {
    flex-wrap: wrap !important;
    gap: var(--spacing-xs) !important;
  }
  
  .btn-group .btn {
    font-size: 0.65rem !important;
    padding: var(--spacing-xs) var(--spacing-sm) !important;
    margin: 0 !important;
    border-radius: 0.2rem !important;
    flex: 1 1 auto !important;
    min-width: 80px !important;
  }
  
  .card-body .row .col-md-4 {
    margin-bottom: var(--spacing-lg) !important;
  }
  
  .card-body .row .col-md-4 img {
    max-height: 250px !important;
    width: 100% !important;
    object-fit: contain !important;
  }
  
  /* Visualization images */
  .visualization-image {
    max-width: 100% !important;
    height: auto !important;
  }
  
  #pli-card .visualization-image {
    width: 100%;
    height: 300px;
    object-fit: contain;
    max-height: 300px !important;
  }
  
  /* Compact styles adjustments */
  .compact-card-body { padding: var(--spacing-md); }
  .compact-info-body { padding: var(--spacing-sm); }
  .compact-card-header { padding: var(--border-radius) var(--spacing-sm); font-size: 0.85rem; }
  .compact-card-body .lead { font-size: 0.95rem; }
  
  /* Dark mode mobile adjustments */
  [data-bs-theme="dark"] .history-card-mobile {
    border-color: #495057;
    background-color: var(--dark-bg);
  }
  
  [data-bs-theme="dark"] .history-card-mobile:hover {
    box-shadow: var(--box-shadow-lg);
  }
  
  [data-bs-theme="dark"] .image-metadata-table .table tbody tr {
    background-color: var(--dark-bg) !important;
    border-color: var(--light-border) !important;
  }
  
  [data-bs-theme="dark"] .image-metadata-table .table thead th {
    background-color: rgba(var(--primary-rgb), 0.2) !important;
    color: var(--primary) !important;
    border-color: var(--light-border) !important;
  }
  
  /* Mobile responsive adjustments for input groups */
  .input-group #custom-file-button,
  .input-group #file-name-display {
    font-size: 0.9rem !important;
    height: calc(2.25rem + 2px) !important;
    padding: 0.34rem 0.65rem !important;
  }
  
  .input-group #custom-file-button i {
    margin-right: 0.4rem !important;
  }
}

/* Larger screen optimizations */
@media (min-width: 992px) {
  .col-md-12 .card-body.text-center img.visualization-image {
    max-height: 800px !important;
  }
}