/* Modern UI Enhancement - Dashboard Style */
/* Performance-optimized CSS with Core Web Vitals focus */

/* Critical CSS inlined above - Non-critical styles below */

/* Base reset and variables */
:root {
  /* Primary Colors */
  --primary-color: #2c3e50;
  --primary-hover: #1a252f;
  --secondary-color: #34495e;
  --secondary-hover: #2c3e50;
  
  /* Accent Colors */
  --accent-danger: #dc3545;
  --accent-danger-hover: #c82333;
  
  /* Background Colors */
  --background-light: #f8fafc;
  --background-white: #ffffff;
  --background-card: #ffffff;
  
  /* Text Colors */
  --text-dark: #1e293b;
  --text-muted: #64748b;
  --text-light: #94a3b8;
  
  /* Border and Shadow */
  --border-color: #e2e8f0;
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
  --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);
  
  /* Transitions */
  --transition-standard: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  
  /* Border Radius */
  --border-radius-sm: 0.375rem;
  --border-radius-md: 0.5rem;
  --border-radius-lg: 0.75rem;
  
  /* Status Colors */
  --success-color: #22c55e;
  --warning-color: #f59e0b;
  --error-color: var(--accent-danger);
  --info-color: #3b82f6;
  
  /* Spacing */
  --spacing-xs: 0.25rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
}

/* Base Layout */
html, body {
  overflow-x: hidden;
  width: 100%;
  position: relative;
  margin: 0;
  padding: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  background-color: var(--background-light);
  color: var(--text-dark);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Footer Link Styles */
.footer-link:hover {
  color: #0056b3 !important;
  border-bottom-color: #0056b3 !important;
  transform: translateY(-2px);
  text-shadow: none;
}

/* Container Layout */
.container, .container-fluid {
  max-width: 100%;
  padding-left: var(--spacing-md);
  padding-right: var(--spacing-md);
  margin-left: auto;
  margin-right: auto;
  width: 100%;
}

@media (min-width: 640px) {
  .container {
    max-width: 640px;
  }
}

@media (min-width: 768px) {
  .container {
    max-width: 768px;
  }
}

@media (min-width: 1024px) {
  .container {
    max-width: 1024px;
  }
}

@media (min-width: 1280px) {
  .container {
    max-width: 1280px;
  }
}

/* Card and Container Styling */
.settings-container {
  background-color: var(--background-card);
  padding: var(--spacing-lg);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-md);
  transition: var(--transition-smooth);
  border: 1px solid var(--border-color);
  margin-bottom: var(--spacing-lg);
  /* Ensure dropdown menus inside are not clipped */
  overflow: visible !important;
  position: relative;
}

.settings-container:hover {
  box-shadow: var(--shadow-lg);
  /* Avoid creating new stacking context that can clip dropdowns */
  transform: none !important;
}

/* Section Headers */
.table-title {
  color: var(--text-dark);
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: var(--spacing-lg);
  padding-bottom: var(--spacing-sm);
  border-bottom: 2px solid var(--border-color);
  position: relative;
}

.table-title::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 50px;
  height: 2px;
  background-color: var(--primary-color);
  border-radius: var(--border-radius-sm);
}

/* Modern Dropdowns */
.dropdown-container {
  position: relative;
  margin-bottom: 0.5rem;
  z-index: 9999;  /* Assicura che il container del dropdown abbia un z-index alto */
}

.modern-dropdown .Select-control,
.modern-dropdown .Select__control {
  border: 1px solid var(--border-color) !important;
  border-radius: var(--border-radius-md) !important;
  box-shadow: var(--shadow-sm) !important;
  transition: var(--transition-standard) !important;
  min-height: 42px !important;
  background-color: var(--background-white) !important;
}

.modern-dropdown .Select-control:hover,
.modern-dropdown .Select__control:hover {
  border-color: var(--primary-color) !important;
}

.modern-dropdown .Select-control--is-focused,
.modern-dropdown .Select__control--is-focused {
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1) !important;
  border-color: var(--primary-color) !important;
}

/* Remove dropdown icons */
.dropdown-icon {
  display: none !important;
}

/* Labels */
.dbc-label,
label {
  font-weight: 500;
  margin-bottom: var(--spacing-sm);
  color: var(--text-dark);
  font-size: 0.95rem;
  display: block;
}

/* Buttons with ripple effect */
.btn {
  position: relative;
  overflow: hidden;
  transform: translate3d(0, 0, 0);
  transition: var(--transition-smooth);
  border-radius: var(--border-radius-md);
  font-weight: 500;
  padding: var(--spacing-sm) var(--spacing-lg);
  font-size: 0.95rem;
  border: none;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
}

.btn:after {
  content: "";
  display: block;
  position: absolute;
  width: 100%;
  height: 100%;
  top: 0;
  left: 0;
  pointer-events: none;
  background-image: radial-gradient(circle, #fff 10%, transparent 10.01%);
  background-repeat: no-repeat;
  background-position: 50%;
  transform: scale(10, 10);
  opacity: 0;
  transition: transform 0.5s, opacity 1s;
}

.btn:active:after {
  transform: scale(0, 0);
  opacity: 0.3;
  transition: 0s;
}

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

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

.btn-secondary {
  background-color: var(--secondary-color) !important;
  color: white !important;
}

.btn-secondary:hover {
  background-color: var(--secondary-hover) !important;
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

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

.btn-danger:hover {
  background-color: var(--accent-danger-hover) !important;
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

/* Tables and Data Display */
.dash-spreadsheet {
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  background-color: var(--background-white);
  border: 1px solid var(--border-color);
}

.dash-spreadsheet-container {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  overflow-x: auto;
  width: 100%;
  min-width: 100%;
  -webkit-overflow-scrolling: touch;
  margin-bottom: var(--spacing-lg);
}

.dash-spreadsheet th {
  background-color: var(--background-light) !important;
  color: var(--text-muted) !important;
  font-weight: 600 !important;
  text-transform: uppercase !important;
  font-size: 0.75rem !important;
  letter-spacing: 0.05em !important;
  padding: var(--spacing-md) !important;
  position: relative;
  white-space: nowrap;
}

.dash-spreadsheet th::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 1px;
  background-color: var(--border-color);
}

.dash-spreadsheet td {
  padding: var(--spacing-md) !important;
  color: var(--text-dark) !important;
  background-color: var(--background-white) !important;
  font-size: 0.875rem !important;
  border-bottom: 1px solid var(--border-color);
  transition: var(--transition-standard);
}

.dash-spreadsheet tr:nth-child(odd) td {
  background-color: var(--background-light) !important;
}

.dash-spreadsheet tr:hover td {
  background-color: rgba(37, 99, 235, 0.05) !important;
}

/* Metric Cards */
.metric-card {
  background-color: var(--background-white);
  border-radius: var(--border-radius-lg);
  padding: var(--spacing-lg);
  box-shadow: var(--shadow-md);
  transition: var(--transition-smooth);
  border: 1px solid var(--border-color);
  height: 100%;
}

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

.metric-card .card-title {
  color: var(--text-muted);
  font-size: 0.875rem;
  font-weight: 500;
  margin-bottom: var(--spacing-sm);
}

.metric-card .card-value {
  color: var(--text-dark);
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: var(--spacing-sm);
}

.metric-card .card-description {
  color: var(--text-muted);
  font-size: 0.875rem;
  line-height: 1.5;
}

/* Responsive Tables */
@media screen and (max-width: 768px) {
  .dash-spreadsheet th,
  .dash-spreadsheet td {
    padding: var(--spacing-sm) !important;
    font-size: 0.75rem !important;
  }

  .dash-spreadsheet-container {
    margin: 0 calc(-1 * var(--spacing-md));
    width: calc(100% + 2 * var(--spacing-md));
  }

  .metric-card {
    padding: var(--spacing-md);
  }

  .metric-card .card-value {
    font-size: 1.25rem;
  }
}

/* Sticky Columns for Mobile */
@media screen and (max-width: 768px) {
  .dash-spreadsheet table {
    table-layout: fixed;
  }

  .dash-spreadsheet th[data-dash-column="ETF"],
  .dash-spreadsheet td[data-dash-column="ETF"] {
    position: sticky;
    left: 0;
    z-index: 2;
    background-color: var(--background-white) !important;
    box-shadow: 2px 0 5px rgba(0, 0, 0, 0.1);
  }

  .dash-spreadsheet th[data-dash-column="Percentuale"],
  .dash-spreadsheet td[data-dash-column="Percentuale"] {
    position: sticky;
    left: 120px;
    z-index: 1;
    background-color: var(--background-white) !important;
  }

  .dash-spreadsheet tr:nth-child(odd) td[data-dash-column="ETF"],
  .dash-spreadsheet tr:nth-child(odd) td[data-dash-column="Percentuale"] {
    background-color: var(--background-light) !important;
  }

  .dash-spreadsheet tr:hover td[data-dash-column="ETF"],
  .dash-spreadsheet tr:hover td[data-dash-column="Percentuale"] {
    background-color: rgba(37, 99, 235, 0.05) !important;
  }
}

/* Percentage Cards */
.percentage-remaining-card {
  margin-top: 1rem;
  padding: 1rem 1.5rem;
  background-color: white;
  border-radius: var(--border-radius-sm);
  display: flex;
  justify-content: flex-end;
  align-items: center;
  gap: 1rem;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  box-shadow: var(--shadow-sm);
  border: 1px solid rgba(0, 0, 0, 0.03);
  transition: var(--transition-standard);
}

.percentage-remaining-card:hover {
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.1);
}

.percentage-label {
  color: var(--text-muted);
  font-size: 0.875rem;
  font-weight: 500;
}

.percentage-value {
  font-size: 1.25rem;
  font-weight: 600;
}

.percentage-complete {
  color: var(--success-color);
}

.percentage-incomplete {
  color: var(--primary-color);
}

/* Input fields */
.form-control,
input.form-control,
.dbc-input,
.form-select {
  border-radius: var(--border-radius-md) !important;
  border: 1px solid var(--border-color) !important;
  padding: var(--spacing-sm) var(--spacing-md) !important;
  transition: var(--transition-standard) !important;
  box-shadow: var(--shadow-sm) !important;
  height: 42px !important;
  font-size: 0.95rem !important;
  color: var(--text-dark) !important;
  background-color: var(--background-white) !important;
}

.form-control:focus,
input.form-control:focus,
.dbc-input:focus,
.form-select:focus {
  border-color: var(--primary-color) !important;
  box-shadow: 0 0 0 3px rgba(44, 62, 80, 0.1) !important;
  outline: none !important;
}

/* Toast styling */
div[id$="-toast"] .toast-header {
  background-color: #f8f9fa !important;
  color: #212529 !important;
  border-bottom: 1px solid rgba(0, 0, 0, 0.05) !important;
  font-weight: 500 !important;
  padding: 0.75rem 1rem !important;
}

div[id$="-toast"] {
  border-radius: var(--border-radius-sm) !important;
  border: none !important;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15) !important;
  background-color: white !important;
  overflow: hidden !important;
}

div[id$="-toast"] .toast-body {
  padding: 1rem !important;
}

.toast {
  border-radius: var(--border-radius);
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.15);
  transition: opacity 0.3s ease;
}

.toast.supporter-toast {
  background: linear-gradient(145deg, #f5d74f, #f59331);
  color: #333;
}

.toast-glass {
  background: rgba(255, 255, 255, 0.8);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  color: #000000;
}

.toast-glass.glow {
  box-shadow: 0 0 20px rgba(255, 255, 255, 0.5),
              0 0 40px rgba(220, 53, 69, 0.3);
}

/* Special toast for portfolio calculation */
#portfolio-toast {
  background-color: rgba(0, 0, 0, 0.8) !important;
  color: #ffffff !important;
  border-radius: 10px !important;
}

/* Modal styling */
.modal-content {
  border-radius: var(--border-radius-md) !important;
  border: none !important;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.2) !important;
}

/* Ensure all Bootstrap/Dash modals are above any cards/dropdowns */
.modal,
.modal.show {
  z-index: 20000 !important;
}

.modal-backdrop,
.modal-backdrop.show {
  z-index: 19900 !important;
}

.modal-header {
  border-bottom: 1px solid var(--border-color) !important;
  padding: 1.25rem 1.5rem !important;
}

.modal-title {
  font-weight: 600 !important;
}

.modal-footer {
  border-top: 1px solid var(--border-color) !important;
  padding: 1.25rem 1.5rem !important;
}

/* Summary section styling */
#portfolio-feedback, #additional-feedback {
  padding: 1rem;
  border-radius: var(--border-radius-sm);
  background-color: white;
  box-shadow: var(--shadow-sm);
  margin-bottom: 1rem;
  transition: var(--transition-standard);
  border: 1px solid rgba(0, 0, 0, 0.03);
}

#portfolio-feedback:hover, #additional-feedback:hover {
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.1);
}

/* Summary, PDF and Share buttons styling */
#save-pdf-button,
#get-summary-button,
#share-portfolio-button {
  background: linear-gradient(to right, #8B4513, #A0522D) !important;
  border: none !important;
  color: white !important;
  font-weight: 500 !important;
  padding: 0.75rem 1.5rem !important;
  border-radius: var(--border-radius-sm) !important;
  transition: all 0.3s ease !important;
  box-shadow: 0 4px 6px rgba(139, 69, 19, 0.2) !important;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

#save-pdf-button:hover,
#get-summary-button:hover,
#share-portfolio-button:hover {
  transform: translateY(-3px) !important;
  box-shadow: 0 6px 12px rgba(139, 69, 19, 0.3) !important;
}

/* Floating buttons */
.btn-floating,
.btn-donating,
.btn-account,
.btn-portfolios {
  position: fixed;
  left: 10px;
  width: 65px;
  height: 38px;
  border-radius: 5px;
  box-shadow: var(--shadow-sm);
  background-color: var(--background-white) !important;
  border: 1px solid var(--border-color) !important;
  z-index: 1600; /* above cards, below dropdown menus */
  transition: var(--transition-standard);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 11px;
  font-weight: 600;
  text-align: center;
  padding: 0 5px;
  flex-direction: column;
  color: var(--primary-color) !important;
}

/* Multi-line text support for "I miei portafogli" */
.btn-portfolios {
  height: 46px;
  bottom: 144px;
  color: var(--primary-color) !important;
  line-height: 1.1;
}

.btn-account {
  bottom: 100px;
  color: var(--primary-color) !important;
}

.btn-donating {
  bottom: 56px;
  color: var(--accent-danger) !important;
}

.btn-floating {
  bottom: 12px;
  color: var(--primary-color) !important;
}

/* Hover effects */
.btn-floating:hover,
.btn-donating:hover,
.btn-account:hover,
.btn-portfolios:hover {
  transform: scale(1.05);
  box-shadow: var(--shadow-md);
  background-color: var(--background-white) !important;
  color: var(--primary-color) !important;
}

/* Click effect */
.btn-floating:active,
.btn-donating:active,
.btn-account:active,
.btn-portfolios:active {
  transform: translateY(0);
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

/* Mobile Navbar Component */
.mobile-navbar {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  width: 100%;
  background-color: var(--background-white);
  box-shadow: 0 -2px 10px rgba(0, 0, 0, 0.1);
  z-index: 1600; /* above cards, below dropdown menus */
  justify-content: space-around;
  padding: var(--spacing-sm) 0;
  border-top: 1px solid var(--border-color);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

/* Mobile navbar buttons */
.mobile-nav-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: var(--border-radius-md);
  transition: var(--transition-standard);
  background: transparent;
  border: none;
  outline: none;
  color: var(--text-muted);
  font-size: 0.75rem;
  font-weight: 500;
  text-align: center;
  width: 25%;
}

/* Icon styling */
.mobile-nav-icon {
  font-size: 1.25rem;
  margin-bottom: var(--spacing-xs);
  transition: var(--transition-standard);
}

/* Active button styling */
.mobile-nav-btn.active {
  color: var(--primary-color);
  background-color: rgba(44, 62, 80, 0.1);
}

/* Special styling for donate button */
.mobile-nav-btn.btn-donate {
  color: var(--primary-color);
}

/* Tap effect */
.mobile-nav-btn:active {
  transform: scale(0.95);
}

/* Tab Styling */
.nav-tabs {
  border-bottom: 2px solid #dee2e6;
}

.nav-tabs .nav-link {
  font-weight: 600;
  color: var(--text-muted);
  border: none;
  padding: 0.75rem 1rem;
  transition: color 0.3s ease;
  position: relative;
}

.nav-tabs .nav-link:hover {
  color: var(--primary-color);
  border: none;
}

.nav-tabs .nav-link.active {
  color: var(--primary-color);
  background-color: transparent;
  border: none;
}

.nav-tabs .nav-link.active:after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 100%;
  height: 3px;
  background-color: var(--primary-color);
  border-radius: 3px 3px 0 0;
  animation: fadeIn 0.3s ease;
}

/* Toast Animation Styles */
@keyframes pulse {
  0% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.1); opacity: 0.8; }
  100% { transform: scale(1); opacity: 1; }
}

@keyframes fadeIn {
  0% { opacity: 0; transform: translateY(20px); }
  100% { opacity: 1; transform: translateY(0); }
}

@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

@keyframes progress {
  0% { width: 0%; }
  100% { width: 100%; }
}

@keyframes float {
  0% { transform: translateY(0px); }
  50% { transform: translateY(-10px); }
  100% { transform: translateY(0px); }
}

.robot-icon {
  animation: pulse 2s infinite ease-in-out;
  display: inline-block;
}

.robot-icon.float {
  animation: floating 3s ease-in-out infinite;
}

@keyframes floating {
  0% { transform: translateY(0px); }
  50% { transform: translateY(-10px); }
  100% { transform: translateY(0px); }
}

.toast-content {
  animation: fadeIn 0.5s ease-out forwards;
}

.spin-icon {
  animation: spin 2s infinite linear;
  display: inline-block;
}

.progress-bar {
  height: 4px;
  width: 0%;
  background: linear-gradient(90deg, #4299e1, #9f7aea);
  border-radius: 2px;
  margin-top: 15px;
  animation: progress 3s linear forwards;
}


/* Animation to fade out the badge after 10 seconds */
@keyframes fadeOut {
  0%, 80% { opacity: 1; }
  100% { opacity: 0; visibility: hidden; }
}

/* Desktop nav buttons - Improved styling */
.btn-nav {
  font-size: 0.85rem;
  padding: 0.5rem 0.75rem;
  border-radius: var(--border-radius-sm);
  transition: var(--transition-standard);
  margin: 0 0.2rem;
  border: none;
  box-shadow: var(--shadow-sm);
}

/* Tutorial, Portfolio, Donate, and Account buttons */
#tutorial-button,
#show-portfolios-btn,
#donate-button,
#account-button {
  background: linear-gradient(to right, #2c3e50, #34495e);
  color: white;
}

/* Hover effects */
.btn-nav:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 8px rgba(0,0,0,0.15);
  opacity: 0.9;
}

/* Active state */
.btn-nav:active {
  transform: translateY(1px);
  box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

/* Accessibility improvements */
.btn:focus,
.form-control:focus,
.nav-link:focus {
  outline: none;
  box-shadow: 0 0 0 3px rgba(220, 53, 69, 0.4);
}

/* Custom scroll bar for better UX */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

::-webkit-scrollbar-track {
  background: #f1f1f1;
  border-radius: 10px;
}

::-webkit-scrollbar-thumb {
  background: #c1c1c1;
  border-radius: 10px;
}

::-webkit-scrollbar-thumb:hover {
  background: #a8a8a8;
}

/* Ensure Bootstrap tooltips/popovers appear above modals */
.tooltip,
.popover {
  z-index: 21000 !important;
}

/* Media Queries */
@media screen and (max-width: 768px) {
  .settings-container {
    padding: 1.25rem;
  }

  .table-title {
    font-size: 1.1rem;
  }

  .dbc-input, .modern-dropdown {
    font-size: 0.9rem !important;
  }

  .btn-menu.active {
    background-color: var(--primary-color) !important;
    color: white !important;
  }

  #save-pdf-button,
  #get-summary-button,
  #share-portfolio-button {
    font-size: 0.8rem;
    padding: 0.6rem 1rem !important;
  }

  /* Hide welcome message, portfolio analysis text, and login indicator on mobile */
  .welcome-email,
  .portfolio-analysis-text,
  [id*="bentornato"],
  [id*="portfoliopilot-analizzato"],
  .login-text,
  #login-indicator,
  #login-trigger {
    display: none !important;
    visibility: hidden !important;
  }

  /* Hide original floating buttons on mobile */
  .btn-floating,
  .btn-donating,
  .btn-account,
  .btn-portfolios,
  .btn-menu {
    display: none !important;
  }

  /* Show the mobile navbar instead */
  .mobile-navbar {
    display: flex;
  }

  .login-text {
    display: none;
  }

  .counter-component {
    display: none !important;
  }

  .responsive-logo {
    max-height: 32px !important;
  }

  /* Table adjustments */
  .dash-spreadsheet th,
  .dash-spreadsheet td {
    padding: 12px 8px !important; /* Reduce padding on very small screens */
    font-size: 0.8rem !important; /* Slightly smaller font */
  }

  /* Add horizontal scroll indicator */
  .settings-container {
    position: relative;
  }

  .settings-container::after {
    content: '';
    position: absolute;
    top: 50%;
    right: 0;
    width: 15px;
    height: 100%;
    background: linear-gradient(to right, transparent, rgba(248, 249, 250, 0.9));
    pointer-events: none;
    z-index: 3;
  }

  /* Adjust spacing for very small screens */
  .mobile-navbar {
    padding: 8px 0;
  }

  .mobile-nav-btn {
    padding: 6px;
  }

  .mobile-nav-icon {
    font-size: 1rem;
  }

  /* Tabs and buttons container - all in one line */
  .tabs-buttons-container {
    justify-content: center !important;
    width: 100%;
    padding: 0 0.5rem;
    display: flex !important;
    flex-direction: row !important;
    flex-wrap: nowrap !important;
  }

  .mobile-tabs {
    width: 100%;
  }

  /* Linea compatta dei tab su mobile */
  .mobile-tabs .nav-tabs {
    display: flex !important;
    flex-direction: row !important;
    flex-wrap: nowrap !important;
    width: 100% !important;
    border: none;
    background: transparent;
    overflow: hidden;
  }

  .mobile-tabs .nav-tabs .nav-item {
    flex: 1 !important;
    border: none;
    min-width: 0;
    max-width: 25%;
  }

  .mobile-tabs .nav-tabs .nav-link {
    flex: 1 !important;
    padding: 0.4rem 0.2rem;
    font-size: 0.7rem;
    text-align: center;
    border: none;
    background: transparent;
    color: var(--text-muted);
    white-space: nowrap !important;
    overflow: hidden;
    text-overflow: ellipsis;
    border-radius: 0;
    margin: 0;
    display: block !important;
    width: 100% !important;
    min-width: 0;
  }

  .mobile-tabs .nav-tabs .nav-link.active {
    color: var(--primary-color);
    background: transparent;
    border-bottom: 3px solid var(--primary-color);
    border-top: none;
    border-left: none;
    border-right: none;
  }

  .mobile-tabs .nav-tabs .nav-link:hover {
    color: var(--primary-color);
    background: transparent;
    border: none;
  }

  /* Compact tabs for mobile */
  .mobile-tabs .nav-tabs {
    display: flex;
    width: 100%;
  }

  .mobile-tabs .nav-tabs .nav-link {
    flex: 1;
    padding: 0.5rem 0.25rem;
    font-size: 0.75rem;
    text-align: center;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    min-width: 0;
  }

  .mobile-tabs .nav-tabs .nav-item {
    flex: 1;
    min-width: 0;
  }

  /* Extra compact for very small screens */
  @media screen and (max-width: 480px) {
    .mobile-tabs .nav-tabs .nav-link {
      padding: 0.3rem 0.1rem;
      font-size: 0.65rem;
    }
  }

  /* Form elements for mobile */
  .form-control, .form-select, .input-group-text {
    font-size: 16px; /* Prevents iOS zoom on focus */
    padding: 0.5rem 0.75rem;
  }

  /* Full-width modal buttons */
  .modal-footer .btn {
    margin: 0.25rem 0;
    width: 100%;
  }

  /* Stack modal footer buttons on mobile */
  .modal-footer {
    flex-direction: column;
  }

  .supporter-text {
    display: none !important;
  }
}

/* Make table container responsive with horizontal scroll */
.dash-spreadsheet-container {
  overflow-x: auto;
  width: 100%;
  min-width: 100%;
  -webkit-overflow-scrolling: touch; /* For smooth scrolling on iOS */
}

/* Ensure minimum width for important columns */
.dash-spreadsheet th[data-dash-column="ETF"],
.dash-spreadsheet th[data-dash-column="Percentuale"],
.dash-spreadsheet td[data-dash-column="ETF"],
.dash-spreadsheet td[data-dash-column="Percentuale"] {
  min-width: 120px !important; /* Set minimum width */
  white-space: nowrap; /* Prevent text wrapping */
}

/* Make these columns sticky if possible */
@media screen and (max-width: 768px) {
  /* First, ensure table layout is fixed for sticky columns to work */
  .dash-spreadsheet table {
    table-layout: fixed;
  }

  /* Make ETF column sticky on the left */
  .dash-spreadsheet th[data-dash-column="ETF"],
  .dash-spreadsheet td[data-dash-column="ETF"] {
    position: sticky;
    left: 0;
    z-index: 2;
    background-color: var(--background-white) !important; /* Ensure background is solid */
    box-shadow: 2px 0 5px rgba(0, 0, 0, 0.1); /* Add shadow for visual separation */
  }

  /* Make Percentuale column sticky if it's the second column */
  .dash-spreadsheet th[data-dash-column="Percentuale"],
  .dash-spreadsheet td[data-dash-column="Percentuale"] {
    position: sticky;
    left: 120px; /* Should match the width of the first column */
    z-index: 1;
    background-color: var(--background-white) !important;
  }

  /* Ensure proper background for alternating rows */
  .dash-spreadsheet tr:nth-child(odd) td[data-dash-column="ETF"],
  .dash-spreadsheet tr:nth-child(odd) td[data-dash-column="Percentuale"] {
    background-color: rgba(248, 249, 250, 0.5) !important;
  }

  /* Hover effect should be maintained */
  .dash-spreadsheet tr:hover td[data-dash-column="ETF"],
  .dash-spreadsheet tr:hover td[data-dash-column="Percentuale"] {
    background-color: rgba(248, 249, 250, 0.9) !important;
  }
}

@media (min-width: 768px) {
  /* Mobile navbar should be hidden on desktop */
  .mobile-navbar {
    display: none;
  }
}

/* Fix dropdown visibility without excessive constraints */
.Select-menu-outer,
.Select__menu,
.dropdown-menu {
  z-index: 9999 !important;
}

/* Ensure dropdown container has proper stacking context */
.dropdown-container,
.Select,
.Select-control,
.modern-dropdown {
  position: relative !important;
  z-index: 1000 !important;
}

/* When dropdown is open, increase z-index */
.is-open .Select-menu-outer,
.is-open .Select__menu {
  z-index: 9999 !important;
  position: absolute !important;
}

/* Custom period container: never clip dropdown lists */
#custom-period-container {
  overflow: visible !important;
  position: relative;
  z-index: 1200; /* Above neighboring cards/buttons */
}

/* Specifically boost menus for the start/end year/month dropdowns */
#start-year-dropdown .Select-menu-outer,
#start-year-dropdown .Select__menu,
#start-month-dropdown .Select-menu-outer,
#start-month-dropdown .Select__menu {
  z-index: 11500 !important; /* start period menus above end period */
}

#end-year-dropdown .Select-menu-outer,
#end-year-dropdown .Select__menu,
#end-month-dropdown .Select-menu-outer,
#end-month-dropdown .Select__menu {
  z-index: 10500 !important;
}

/* Ensure the whole custom period card stacks above the Fire card */
#custom-period-card {
  position: relative;
  z-index: 1100;
}

/* Explicit stacking order: end-period above start-period */
#end-year-container, #end-month-container { position: relative; z-index: 1100; }
#start-year-container, #start-month-container { position: relative; z-index: 1200; }

/* Keep the Benchmark card stacking above the custom period card when its menu opens */
#benchmark-card { position: relative; z-index: 1300; }

/* PAC frequency dropdown container - above benchmark card */
#pac-frequency-dropdown { position: relative; z-index: 1400; }

/* Ensure the benchmark dropdown menu appears on top */
#benchmark-dropdown .Select-menu-outer,
#benchmark-dropdown .Select__menu { z-index: 14000 !important; }

/* Ensure PAC frequency dropdown appears above Benchmark card */
#pac-frequency-dropdown .Select-menu-outer,
#pac-frequency-dropdown .Select__menu { z-index: 15000 !important; }

/* Metric Cards Styling */
.metric-card {
    position: relative;
    overflow: hidden;
}

.metric-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 12px rgba(0, 0, 0, 0.1) !important;
}

.metric-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(45deg, rgba(255,255,255,0.1), rgba(255,255,255,0));
    opacity: 0;
    transition: opacity 0.3s ease;
}

.metric-card:hover::before {
    opacity: 1;
}

.metric-card > div:last-child {
    position: relative;
    z-index: 1;
}

.metric-card:hover > div:last-child {
    background-color: #f0f2f5 !important;
}

/* Add smooth transitions for all interactive elements */
.metric-card, .metric-card > div {
    transition: all 0.3s ease;
}

/* Modern nav buttons for header */
.nav-buttons-inline .btn-nav {
  background: #2c3e50;
  color: #ffffff !important;
  border: 1px solid rgba(255, 255, 255, 0.1);
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.02);
  border-radius: 6px;
  font-weight: 400;
  font-size: 0.75rem;
  padding: 0.35rem 0.6rem;
  transition: all 0.2s ease;
  letter-spacing: 0.2px;
  height: 28px;
  line-height: 1;
  display: inline-flex;
  align-items: center;
  white-space: nowrap;
}

.nav-buttons-inline .btn-nav i {
  font-size: 0.8rem;
  opacity: 0.9;
  transition: all 0.2s ease;
  margin-right: 4px !important;
  color: #ffffff;
}

.nav-buttons-inline .btn-nav:hover {
  background: #34495e;
  transform: translateY(-1px);
  box-shadow: 0 3px 6px rgba(0, 0, 0, 0.1);
  border-color: rgba(255, 255, 255, 0.15);
}

.nav-buttons-inline .btn-nav:hover i {
  opacity: 1;
}

.nav-buttons-inline .btn-nav:active {
  transform: translateY(0);
  background: #2c3e50;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.02);
}

/* Add gap between nav buttons */
.nav-buttons-inline {
  display: flex;
  gap: 6px;
}

/* Specific button styles */
#tutorial-button,
#show-portfolios-btn,
#donate-button,
#account-button {
  background: #2c3e50;
}

.pie-charts-container {
    display: flex;
    flex-direction: column;
    gap: 20px;
    width: 100%;
}

.pie-charts-first-row {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    justify-content: space-between;
    width: 100%;
}

.pie-chart-item {
    flex: 1;
    min-width: 300px;
    max-width: calc(33.333% - 14px);
    background: white;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.12);
    padding: 15px;
    transition: transform 0.2s ease;
}

.pie-chart-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
}

@media (max-width: 768px) {
    .pie-charts-first-row {
        flex-direction: column;
        align-items: center;
    }
    
    .pie-chart-item {
        max-width: 100%;
        width: 100%;
    }
}

/* Portfolio Modal Styles */
.portfolio-modal .modal-content {
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    border: none;
    background: linear-gradient(to bottom right, #ffffff, #f8f9fa);
}

.portfolio-modal .modal-header {
    border-bottom: 2px solid #f0f0f0;
    padding: 1.5rem;
    background: linear-gradient(to right, #ffffff, #f8f9fa);
    border-radius: 15px 15px 0 0;
}

.portfolio-modal .modal-title {
    font-weight: 600;
    color: #2c3e50;
    font-size: 1.5rem;
}

.portfolio-modal .btn-close {
    opacity: 1 !important;
    width: 1.25rem;
    height: 1.25rem;
    background-size: 1.25rem;
    background: transparent var(--bs-btn-close-bg) center/1.25rem auto no-repeat !important;
    background-image: var(--bs-btn-close-bg) !important;
    filter: none !important;
    position: relative;
    z-index: 2;
}

.portfolio-modal .btn-close:hover {
    opacity: 1 !important;
    background-color: #e9ecef;
    transform: scale(1.1);
}

@media (max-width: 768px) {
    .portfolio-modal .btn-close {
        width: 1.5rem;
        height: 1.5rem;
        background-size: 1.5rem;
        background: transparent var(--bs-btn-close-bg) center/1.5rem auto no-repeat !important;
    }
}

.portfolio-modal .modal-body {
    padding: 1.5rem;
}

.portfolio-modal .nav-tabs {
    border-bottom: 2px solid #f0f0f0;
    margin-bottom: 1.5rem;
}

.portfolio-modal .nav-tabs .nav-link {
    border: none;
    color: #6c757d;
    font-weight: 500;
    padding: 0.75rem 1.5rem;
    transition: all 0.3s ease;
}

.portfolio-modal .nav-tabs .nav-link:hover {
    color: #2c3e50;
    background: rgba(0, 0, 0, 0.02);
}

.portfolio-modal .nav-tabs .nav-link.active {
    color: #2c3e50;
    border-bottom: 3px solid #0d6efd;
    background: none;
}

/* Portfolio Card Styles */
.portfolio-card {
    transition: all 0.3s ease;
    border: 1px solid rgba(0, 0, 0, 0.1);
    border-radius: 12px;
    overflow: hidden;
    background: white;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
}

.portfolio-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 15px rgba(0, 0, 0, 0.1);
}

.portfolio-card .card-header {
    background: linear-gradient(to right, #ffffff, #f8f9fa);
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
    padding: 1rem;
}

.portfolio-card .card-header h5 {
    color: #2c3e50;
    font-size: 1.1rem;
    margin: 0;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.portfolio-card .card-body {
    padding: 1rem;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.portfolio-card .asset-item {
    padding: 0.5rem;
    border-radius: 6px;
    transition: all 0.2s ease;
}

.portfolio-card .asset-item:hover {
    background: rgba(13, 110, 253, 0.05);
}

/* Portfolio Card Button Styles */
.portfolio-card .btn-danger {
    background: linear-gradient(to right, #dc3545, #c82333);
    border: none;
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.portfolio-card .btn-danger::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to right, #c82333, #bd2130);
    opacity: 0;
    transition: opacity 0.3s ease;
    z-index: -1;
}

.portfolio-card .btn-danger:hover::before {
    opacity: 1;
}

.portfolio-card .btn-primary {
    background: linear-gradient(to right, #0d6efd, #0b5ed7);
    border: none;
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.portfolio-card .btn-primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to right, #0b5ed7, #0a58ca);
    opacity: 0;
    transition: opacity 0.3s ease;
    z-index: -1;
}

.portfolio-card .btn-primary:hover::before {
    opacity: 1;
}

.portfolio-card .btn {
    transition: all 0.3s ease;
    border-radius: 8px;
    font-weight: 500;
    padding: 0.5rem 1rem;
    transform: translateY(0);
}

.portfolio-card .btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.15);
}

.portfolio-card .btn:active {
    transform: translateY(0);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

/* Empty Card Style */
.portfolio-card.empty-card {
    background: linear-gradient(45deg, #f8f9fa, #ffffff);
    border: 2px dashed #dee2e6;
    transition: all 0.3s ease;
}

.portfolio-card.empty-card:hover {
    border-color: #adb5bd;
    background: linear-gradient(45deg, #ffffff, #f8f9fa);
}

/* Scrollbar Styling */
.portfolio-modal ::-webkit-scrollbar {
    width: 8px;
}

.portfolio-modal ::-webkit-scrollbar-track {
    background: #f1f1f1;
    border-radius: 4px;
}

.portfolio-modal ::-webkit-scrollbar-thumb {
    background: #c1c1c1;
    border-radius: 4px;
}

.portfolio-modal ::-webkit-scrollbar-thumb:hover {
    background: #a8a8a8;
}

/* Animation for loading portfolios */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.portfolio-card {
    animation: fadeIn 0.3s ease-out;
}

/* Toast Styling */
.portfolio-toast {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border: none;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    border-radius: 10px;
}

.portfolio-toast .toast-header {
    background: none;
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
}

/* Responsive Adjustments */
@media (max-width: 768px) {
    .portfolio-modal .modal-body {
        padding: 1rem;
    }
    
    .portfolio-card .card-header h5 {
        font-size: 1rem;
    }
    
    .portfolio-card .btn {
        font-size: 0.875rem;
        padding: 0.5rem 1rem;
    }
}

/* Wiggle animation for referral button */
@keyframes wiggle {
    0%, 100% {
        transform: translateX(0);
    }
    5% {
        transform: translateX(-2px);
    }
    10% {
        transform: translateX(2px);
    }
    15% {
        transform: translateX(-2px);
    }
    20% {
        transform: translateX(2px);
    }
    25% {
        transform: translateX(-1px);
    }
    30% {
        transform: translateX(1px);
    }
    35% {
        transform: translateX(-1px);
    }
    40% {
        transform: translateX(1px);
    }
    45% {
        transform: translateX(0);
    }
    /* Pause for the rest of the animation */
    100% {
        transform: translateX(0);
    }
}

.wiggle-button {
    animation: wiggle 4s ease-in-out infinite;
    transform-origin: center;
}

/* Close button styles */
.close-btn:hover {
    background-color: #e9ecef !important;
    color: #333 !important;
    transform: scale(1.1);
}

.close-btn:active {
  transform: scale(0.95);
}

/* Live Tracker Dropdown Improvements */
#live-etf-dropdown .Select-menu-outer {
  max-height: 300px !important;
  overflow-y: auto !important;
  z-index: 9999 !important;  /* Aumentato z-index per evitare sovrapposizioni */
}

#live-etf-dropdown .Select-option {
  min-height: 60px !important;
  padding: 12px 16px !important;
  line-height: 1.4 !important;
  white-space: normal !important;
  word-wrap: break-word !important;
  border-bottom: 1px solid #f0f0f0 !important;
}

/* Alternating colors for dropdown options */
#live-etf-dropdown .Select-option:nth-child(odd) {
  background-color: #fafafa !important;
  border-bottom: 1px solid #e8e8e8 !important;
}

#live-etf-dropdown .Select-option:nth-child(even) {
  background-color: #ffffff !important;
  border-bottom: 1px solid #f0f0f0 !important;
}

#live-etf-dropdown .Select-option:hover {
  background-color: #f8f9fa !important;
}

#live-etf-dropdown .Select-option.is-focused {
  background-color: #e3f2fd !important;
}

#live-etf-dropdown .Select-option.is-selected {
  background-color: #2196f3 !important;
  color: white !important;
}

/* Ensure dropdown options don't overlap */
.Select-menu-outer {
  z-index: 9999 !important;  /* Aumentato significativamente per evitare sovrapposizioni */
}

.Select-option {
  display: flex !important;
  align-items: center !important;
  min-height: 50px !important;
  padding: 8px 12px !important;
  line-height: 1.3 !important;
  white-space: normal !important;
  word-wrap: break-word !important;
  overflow-wrap: break-word !important;
}

/* Backtester Dropdown Improvements */
#etf-dropdown .Select-menu-outer,
#benchmark-dropdown .Select-menu-outer,
#benchmark-etf-dropdown .Select-menu-outer {
  max-height: 300px !important;
  overflow-y: auto !important;
  z-index: 9999 !important;  /* Aumentato z-index per evitare sovrapposizioni */
}

#etf-dropdown .Select-option,
#benchmark-dropdown .Select-option,
#benchmark-etf-dropdown .Select-option {
  min-height: 60px !important;
  padding: 12px 16px !important;
  line-height: 1.4 !important;
  white-space: normal !important;
  word-wrap: break-word !important;
  border-bottom: 1px solid #f0f0f0 !important;
}

#etf-dropdown .Select-option:hover,
#benchmark-dropdown .Select-option:hover,
#benchmark-etf-dropdown .Select-option:hover {
  background-color: #f8f9fa !important;
}

#etf-dropdown .Select-option.is-focused,
#benchmark-dropdown .Select-option.is-focused,
#benchmark-etf-dropdown .Select-option.is-focused {
  background-color: #e3f2fd !important;
}

#etf-dropdown .Select-option.is-selected,
#benchmark-dropdown .Select-option.is-selected,
#benchmark-etf-dropdown .Select-option.is-selected {
  background-color: #2196f3 !important;
  color: white !important;
}

/* Assicura che i dropdown aperti abbiano sempre la priorità */
.Select.is-open .Select-menu-outer {
  z-index: 10000 !important;  /* Z-index massimo per dropdown aperti */
}

/* Assicura che tutti i dropdown abbiano un z-index alto quando sono attivi */
.Select-control--is-focused,
.Select__control--is-focused {
  z-index: 9999 !important;
}

/* ETF Screener Styles */
.etf-screener-container {
    background-color: var(--background-card);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
    transition: var(--transition-smooth);
    border: 1px solid var(--border-color);
    margin-bottom: var(--spacing-lg);
}

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

/* ETF Selection Badge Styles */
.etf-badge {
    background: linear-gradient(45deg, var(--primary-color), var(--secondary-color));
    color: white;
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--border-radius-md);
    margin: var(--spacing-xs);
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    transition: var(--transition-standard);
    box-shadow: var(--shadow-sm);
}

.etf-badge:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.etf-badge i {
    cursor: pointer;
    padding: 4px;
    border-radius: 50%;
    transition: var(--transition-standard);
}

.etf-badge i:hover {
    background-color: rgba(255, 255, 255, 0.2);
}

/* ETF Charts Styling - Updated to use settings-container style */
.etf-chart-container {
    background-color: var(--background-card);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
    transition: var(--transition-smooth);
    border: 1px solid var(--border-color);
    margin-bottom: var(--spacing-lg);
}

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

/* ETF Performance Chart */
.performance-chart {
    height: 500px;
    width: 100%;
}

/* ETF Correlation Heatmap - Modern Styling */
.correlation-heatmap {
    width: 100%;
    background: linear-gradient(135deg, #f8fafc 0%, #ffffff 100%);
    border-radius: 16px;
    box-shadow: 
        0 4px 6px -1px rgba(0, 0, 0, 0.1),
        0 2px 4px -1px rgba(0, 0, 0, 0.06);
    border: 1px solid rgba(226, 232, 240, 0.8);
    padding: 24px;
    margin: 20px 0;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.correlation-heatmap::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, #3b82f6, #8b5cf6, #06b6d4);
    border-radius: 16px 16px 0 0;
}

.correlation-heatmap:hover {
    transform: translateY(-2px);
    box-shadow: 
        0 10px 15px -3px rgba(0, 0, 0, 0.1),
        0 4px 6px -2px rgba(0, 0, 0, 0.05);
}

/* Responsive height for correlation matrix */
.correlation-heatmap .js-plotly-plot {
    min-height: 400px;
    max-height: 800px;
}

/* Custom styling for correlation matrix cells */
.correlation-heatmap .heatmap-cell {
    border-radius: 4px;
    transition: all 0.2s ease;
}

.correlation-heatmap .heatmap-cell:hover {
    filter: brightness(1.1);
    transform: scale(1.02);
}

/* Enhanced colorbar styling */
.correlation-heatmap .colorbar {
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

/* Improved text readability */
.correlation-heatmap .axis-label {
    font-weight: 600;
    font-size: 12px;
    color: #374151;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* Title styling */
.correlation-heatmap .plot-title {
    font-weight: 700;
    font-size: 18px;
    color: #1f2937;
    margin-bottom: 16px;
    text-align: center;
    position: relative;
}

.correlation-heatmap .plot-title::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 2px;
    background: linear-gradient(90deg, #3b82f6, #8b5cf6);
    border-radius: 1px;
}

/* Enhanced correlation matrix container */
.correlation-matrix-container {
    background: linear-gradient(135deg, #f8fafc 0%, #ffffff 100%);
    border-radius: 20px;
    box-shadow: 
        0 10px 25px -5px rgba(0, 0, 0, 0.1),
        0 4px 6px -2px rgba(0, 0, 0, 0.05);
    border: 1px solid rgba(226, 232, 240, 0.8);
    padding: 32px;
    margin: 24px 0;
    position: relative;
    overflow: hidden;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.correlation-matrix-container::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, #3b82f6, #8b5cf6, #06b6d4, #10b981);
    border-radius: 20px 20px 0 0;
}

.correlation-matrix-container:hover {
    transform: translateY(-4px);
    box-shadow: 
        0 20px 25px -5px rgba(0, 0, 0, 0.1),
        0 10px 10px -5px rgba(0, 0, 0, 0.04);
}

/* Responsive design for correlation matrix */
@media (max-width: 768px) {
    .correlation-heatmap,
    .correlation-matrix-container {
        padding: 16px;
        margin: 16px 0;
        border-radius: 12px;
    }
    
    .correlation-heatmap .js-plotly-plot {
        min-height: 300px;
        max-height: 600px;
    }
    
    .correlation-matrix-container::before {
        height: 3px;
    }
}

@media (max-width: 480px) {
    .correlation-heatmap,
    .correlation-matrix-container {
        padding: 12px;
        margin: 12px 0;
        border-radius: 8px;
    }
    
    .correlation-heatmap .js-plotly-plot {
        min-height: 250px;
        max-height: 500px;
    }
}

/* Animation for correlation matrix loading */
@keyframes correlationFadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.correlation-heatmap,
.correlation-matrix-container {
    animation: correlationFadeIn 0.6s ease-out;
}

/* Enhanced hover effects for matrix cells */
.correlation-heatmap .js-plotly-plot .heatmap-layer path {
    transition: all 0.2s ease;
    stroke: rgba(255, 255, 255, 0.1);
    stroke-width: 1;
}

.correlation-heatmap .js-plotly-plot .heatmap-layer path:hover {
    stroke: rgba(59, 130, 246, 0.3);
    stroke-width: 2;
    filter: brightness(1.1);
}

/* Improved colorbar styling */
.correlation-heatmap .colorbar .colorbar-container {
    border-radius: 12px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
}

/* Custom scrollbar for correlation matrix */
.correlation-heatmap::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

.correlation-heatmap::-webkit-scrollbar-track {
    background: rgba(226, 232, 240, 0.5);
    border-radius: 4px;
}

.correlation-heatmap::-webkit-scrollbar-thumb {
    background: linear-gradient(135deg, #3b82f6, #8b5cf6);
    border-radius: 4px;
}

.correlation-heatmap::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(135deg, #2563eb, #7c3aed);
}

/* Drawdown Chart */
.drawdown-chart {
    height: 400px;
    width: 100%;
}

/* ETF Metrics Table */
.metrics-table {
    width: 100%;
    border-collapse: separate;
    border-spacing: 0;
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    margin-bottom: var(--spacing-lg);
}

.metrics-table th {
    background-color: var(--primary-color);
    color: white;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    padding: var(--spacing-md);
    font-size: 0.875rem;
}

.metrics-table td {
    padding: var(--spacing-md);
    background-color: var(--background-white);
    border-bottom: 1px solid var(--border-color);
}

.metrics-table tr:nth-child(odd) td {
    background-color: var(--background-light);
}

.metrics-table tr:hover td {
    background-color: rgba(44, 62, 80, 0.05);
}

/* ETF Info Cards - Updated to use settings-container style */
.etf-info-card {
    background-color: var(--background-card);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
    transition: var(--transition-smooth);
    border: 1px solid var(--border-color);
    margin-bottom: var(--spacing-lg);
}

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

.etf-info-card h5 {
    color: var(--text-dark);
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    padding-bottom: var(--spacing-sm);
    border-bottom: 2px solid var(--border-color);
}

/* Rolling Returns Chart - Updated to use settings-container style */
.rolling-returns-chart {
    background-color: var(--background-card);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
    transition: var(--transition-smooth);
    border: 1px solid var(--border-color);
    margin-top: var(--spacing-lg);
}

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

/* ETF Dropdown Styling */
#comparison-etf-dropdown .Select-control {
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-md);
    min-height: 42px;
    box-shadow: var(--shadow-sm);
    transition: var(--transition-standard);
}

#comparison-etf-dropdown .Select-control:hover {
    border-color: var(--primary-color);
}

#comparison-etf-dropdown .Select-menu-outer {
    border-radius: 0 0 var(--border-radius-md) var(--border-radius-md);
    box-shadow: var(--shadow-md);
    border: 1px solid var(--border-color);
    border-top: none;
}

#comparison-etf-dropdown .Select-option {
    padding: var(--spacing-sm) var(--spacing-md);
    transition: var(--transition-standard);
}

#comparison-etf-dropdown .Select-option:hover {
    background-color: rgba(44, 62, 80, 0.05);
}

#comparison-etf-dropdown .Select-option.is-selected {
    background-color: var(--primary-color);
    color: white;
}

/* Loading Toast Styling */
#comparison-loading-toast {
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: none;
    box-shadow: var(--shadow-lg);
}

#comparison-loading-toast .toast-header {
    background-color: var(--primary-color);
    color: white;
    border: none;
}

/* Responsive Adjustments */
@media screen and (max-width: 768px) {
    .etf-screener-container {
        padding: var(--spacing-md);
    }

    .etf-chart-container,
    .etf-info-card,
    .rolling-returns-chart {
        padding: var(--spacing-md);
    }

    .performance-chart,
    .correlation-heatmap,
    .drawdown-chart {
        height: 300px;
    }

    .metrics-table th,
    .metrics-table td {
        padding: var(--spacing-sm);
        font-size: 0.75rem;
    }

    .etf-badge {
        font-size: 0.875rem;
        padding: var(--spacing-xs) var(--spacing-sm);
    }

    /* Make rolling period dropdown full width on mobile */
    #rolling-period-dropdown {
        width: 100% !important;
    }

    /* Ensure the dropdown container takes full width on mobile */
    #rolling-period-dropdown-container {
        width: 100% !important;
        flex: 1 1 100% !important;
    }

    /* Force the Bootstrap column to take full width on mobile */
    .col-md-6, .col-sm-6 {
        flex: 0 0 100% !important;
        max-width: 100% !important;
    }

    /* Target the specific row containing the rolling dropdown */
    .mb-3 {
        flex-direction: column !important;
    }

    /* Ensure the rolling dropdown container takes full width */
    #rolling-period-dropdown-container {
        width: 100% !important;
        max-width: 100% !important;
        margin: 0 !important;
        padding: 15px !important;
    }

    /* Remove any constraining margins/padding from parent containers */
    .mb-3 > .col-md-6,
    .mb-3 > .col-sm-6 {
        padding: 0 !important;
        margin: 0 !important;
    }

    /* Ensure the dropdown itself takes full width */
    #rolling-period-dropdown {
        width: 100% !important;
        min-width: 100% !important;
    }

    /* Override any card-like styling that might constrain width */
    #rolling-period-dropdown-container {
        border-radius: 8px !important;
        border: 2px solid #e9ecef !important;
        background-color: white !important;
        padding-top: 20px !important;
        width: calc(100% - 30px) !important;
        max-width: calc(100% - 30px) !important;
        margin-left: 15px !important;
        margin-right: 15px !important;
        box-sizing: border-box !important;
    }

}

/* Animation for chart loading */
@keyframes chartFadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.chart-container {
    animation: chartFadeIn 0.5s ease-out;
}

/* ETF comparison specific styles */
.comparison-container {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

/* Padding orizzontale solo su mobile per il titolo del confronto */
@media (max-width: 768px) {
  .title-mobile-pad {
    padding-left: var(--spacing-md);
    padding-right: var(--spacing-md);
  }
}

.comparison-metrics {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-md);
}

/* Metric Cards - Updated to use settings-container style */
.metric-card {
    background-color: var(--background-card);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
    transition: var(--transition-smooth);
    border: 1px solid var(--border-color);
    height: 100%;
}

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

.metric-value {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--primary-color);
}

.metric-label {
    color: var(--text-muted);
    font-size: 0.875rem;
    margin-top: var(--spacing-xs);
}

/* Chart tooltips */
.plotly-tooltip {
    background-color: rgba(255, 255, 255, 0.95) !important;
    border: 1px solid var(--border-color) !important;
    border-radius: var(--border-radius-sm) !important;
    box-shadow: var(--shadow-md) !important;
    padding: var(--spacing-sm) !important;
    font-family: var(--font-family) !important;
    font-size: 0.875rem !important;
}

/* Additional ETF comparison specific styles */
.comparison-results-container {
    background-color: var(--background-light);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius-lg);
    margin-top: var(--spacing-lg);
}

.selected-etfs-container {
    background-color: var(--background-card);
    padding: var(--spacing-md);
    border-radius: var(--border-radius-md);
    border: 1px solid var(--border-color);
    margin-bottom: var(--spacing-md);
}

/* Table styling for ETF comparison tables */
.comparison-container .dash-spreadsheet {
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    background-color: var(--background-white);
    border: 1px solid var(--border-color);
}

.comparison-container .dash-spreadsheet th {
    background-color: var(--primary-color) !important;
    color: white !important;
    font-weight: 600 !important;
    text-transform: uppercase !important;
    font-size: 0.75rem !important;
    letter-spacing: 0.05em !important;
    padding: var(--spacing-md) !important;
}

.comparison-container .dash-spreadsheet td {
    padding: var(--spacing-md) !important;
    color: var(--text-dark) !important;
    background-color: var(--background-white) !important;
    font-size: 0.875rem !important;
    border-bottom: 1px solid var(--border-color);
    transition: var(--transition-standard);
}

.comparison-container .dash-spreadsheet tr:nth-child(odd) td {
    background-color: var(--background-light) !important;
}

.comparison-container .dash-spreadsheet tr:hover td {
    background-color: rgba(44, 62, 80, 0.05) !important;
}

@media (max-width: 768px) {
  #desktop-tabs-wrapper { display: none !important; }
  #mobile-tabs-wrapper { display: block !important; }
  #mobile-tabs-wrapper .btn-group, #mobile-tabs-wrapper .btn-nav {
    width: 100% !important;
    min-width: 0;
    font-size: 0.85rem;
    padding: 0.5rem 0.2rem;
    border-radius: 0;
    background: none;
    box-shadow: none;
  }
  #mobile-tabs-wrapper .btn-nav {
    flex: 1 1 0;
    margin: 0;
    border: none;
    border-radius: 0 !important;
    background: var(--background-white) !important;
    color: var(--primary-color) !important;
    font-weight: 500;
    min-width: 0;
    text-align: center;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }
  #mobile-tabs-wrapper .btn-nav:active, #mobile-tabs-wrapper .btn-nav.active {
    background: var(--primary-color) !important;
    color: #fff !important;
  }
}

/* Forza colonne più larghe per ETF/Asset nelle tabelle confronto */
.comparison-container .dash-spreadsheet th[data-dash-column="ETF"],
.comparison-container .dash-spreadsheet td[data-dash-column="ETF"],
.comparison-container .dash-spreadsheet th[data-dash-column="Asset"],
.comparison-container .dash-spreadsheet td[data-dash-column="Asset"] {
  min-width: 200px !important;
  white-space: normal !important;
}

@media (max-width: 768px) {
  .comparison-container .dash-spreadsheet th[data-dash-column="ETF"],
  .comparison-container .dash-spreadsheet td[data-dash-column="ETF"],
  .comparison-container .dash-spreadsheet th[data-dash-column="Asset"],
  .comparison-container .dash-spreadsheet td[data-dash-column="Asset"] {
    min-width: 180px !important;
  }
}
@media (min-width: 769px) {
  #desktop-tabs-wrapper { display: block !important; }
  #mobile-tabs-wrapper { display: none !important; }
}

/* Chat Interface Styles */
.floating-chat-button {
  transition: all 0.3s ease;
  animation: float 3s ease-in-out infinite;
}

.floating-chat-button:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0,0,0,0.2) !important;
}

.chat-messages-container {
  background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
  border: 1px solid #dee2e6;
  border-radius: 12px;
  padding: 15px;
  margin-bottom: 15px;
  max-height: 400px;
  overflow-y: auto;
}

.message-container {
  margin-bottom: 12px;
  animation: fadeIn 0.3s ease-in;
}

.user-container {
  text-align: right;
}

.ai-container {
  text-align: left;
}

.user-message {
  background: linear-gradient(135deg, #007bff 0%, #0056b3 100%);
  color: white;
  padding: 10px 15px;
  border-radius: 18px 18px 4px 18px;
  display: inline-block;
  max-width: 80%;
  word-wrap: break-word;
  box-shadow: 0 2px 8px rgba(0,123,255,0.3);
}

.ai-message {
  background: linear-gradient(135deg, #ffffff 0%, #f8f9fa 100%);
  color: #333;
  padding: 10px 15px;
  border-radius: 18px 18px 18px 4px;
  display: inline-block;
  max-width: 80%;
  word-wrap: break-word;
  border: 1px solid #e9ecef;
  box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

.disclaimer-container {
  text-align: center;
  margin: 15px 0;
}

.disclaimer-message {
  background: linear-gradient(135deg, #fff3cd 0%, #ffeaa7 100%);
  color: #856404;
  padding: 10px 15px;
  border-radius: 8px;
  display: inline-block;
  max-width: 90%;
  font-size: 13px;
  border: 1px solid #ffeaa7;
  box-shadow: 0 2px 8px rgba(255, 193, 7, 0.2);
  animation: pulse 2s ease-in-out;
}

@keyframes pulse {
  0% { transform: scale(1); }
  50% { transform: scale(1.02); }
  100% { transform: scale(1); }
}

.chat-input {
  border: 2px solid #e9ecef;
  border-radius: 25px;
  padding: 12px 20px;
  transition: all 0.3s ease;
  font-size: 14px;
}

.chat-input:focus {
  border-color: #007bff;
  box-shadow: 0 0 0 0.2rem rgba(0,123,255,0.25);
  outline: none;
}

.chat-modal .modal-content {
  border-radius: 15px;
  border: none;
  box-shadow: 0 10px 30px rgba(0,0,0,0.2);
}

.chat-modal .modal-header {
  background: linear-gradient(135deg, #007bff 0%, #0056b3 100%);
  color: white;
  border-radius: 15px 15px 0 0;
  border-bottom: none;
  padding: 12px 18px;
}

.chat-modal .modal-header h6 {
  margin: 0;
  font-weight: 600;
  font-size: 16px;
}

.chat-modal .btn-outline-danger {
  border-color: rgba(255,255,255,0.3);
  color: white;
}

.chat-modal .btn-outline-danger:hover {
  background-color: rgba(220,53,69,0.8);
  border-color: rgba(220,53,69,0.8);
  color: white;
}

.chat-modal .btn-close {
  color: white;
  opacity: 0.8;
  transition: opacity 0.3s ease;
}

.chat-modal .btn-close:hover {
  opacity: 1;
}

.chat-modal .modal-body {
  padding: 20px 25px;
}

@media (max-width: 768px) {
  /* Hide floating chat button on mobile since it's in navbar */
  .floating-chat-button {
    display: none !important;
  }
  
  .chat-modal .modal-body {
    padding: 15px 20px;
  }
  
  .chat-messages-container {
    height: 300px !important;
  }
  
  .user-message,
  .ai-message {
    max-width: 90%;
    font-size: 14px;
  }
}

/* Disabled button style */
.btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

/* Loading indicator for chat */
.chat-loading {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 10px;
  color: #666;
  font-style: italic;
}

/* Typing indicator styles */
.typing-message {
  opacity: 0.8;
  font-style: italic;
}

.typing-dots {
  animation: typingDots 1.5s infinite;
  display: inline-block;
}

@keyframes typingDots {
  0%, 20% {
    opacity: 0;
  }
  40% {
    opacity: 1;
  }
  60%, 100% {
    opacity: 0;
  }
}

.typing-text {
  color: #666;
}

/* Markdown styles for chat messages */
.ai-message-content {
  line-height: 1.5;
}

.ai-message-content strong {
  font-weight: 600;
  color: #2c3e50;
}

.ai-message-content em {
  font-style: italic;
  color: #34495e;
}

.ai-message-content code {
  background-color: #f8f9fa;
  padding: 2px 4px;
  border-radius: 3px;
  font-family: 'Courier New', monospace;
  font-size: 0.9em;
  color: #e74c3c;
}

.ai-message-content div {
  margin-bottom: 8px;
}

.ai-message-content div:last-child {
  margin-bottom: 0;
}

/* Star Rating System */
.star-btn {
  background: none;
  border: none;
  padding: 2px;
  cursor: pointer;
  transition: all 0.2s ease;
  color: #ddd;
  font-size: 1rem;
}

.star-btn:hover i.far {
  color: #ffd700;
}

.star-btn:hover {
  transform: scale(1.1);
}

.star-btn:active {
  transform: scale(0.95);
  transition: transform 0.1s ease;
}

.star-btn i.fas {
  color: #ffd700;
  animation: starFill 0.3s ease-in-out;
}

.star-btn i.far {
  color: #ddd;
  transition: color 0.2s ease;
}

@keyframes starFill {
  0% {
    transform: scale(0.8);
    opacity: 0.5;
  }
  50% {
    transform: scale(1.2);
    opacity: 0.8;
  }
  100% {
    transform: scale(1);
    opacity: 1;
  }
}

.star-btn.clicked {
  animation: starClick 0.2s ease-in-out;
}

@keyframes starClick {
  0% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.3);
  }
  100% {
    transform: scale(1);
  }
}

#feedback-container {
  margin-top: 10px;
  margin-bottom: 10px;
}

#rating-text {
  font-style: italic;
  color: #666;
}

#submit-feedback {
  transition: all 0.2s ease;
}

#submit-feedback:hover {
  transform: translateY(-1px);
  box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

/* Close button for feedback */
.btn-close {
  background: none;
  border: none;
  color: #999;
  cursor: pointer;
  transition: all 0.2s ease;
  padding: 4px;
  border-radius: 50%;
}

.btn-close:hover {
  color: #666;
  background-color: #f0f0f0;
  transform: scale(1.1);
}

.btn-close:active {
  transform: scale(0.95);
}


/* Ensure close button is visible inside Bootstrap alerts */
.alert .btn-close {
  opacity: 0.9 !important;
  width: 1rem;
  height: 1rem;
  background: transparent var(--bs-btn-close-bg) center/1rem auto no-repeat !important;
  background-image: var(--bs-btn-close-bg) !important;
  filter: none !important;
}