/* Buttons - Minimal and elegant (shadcn/ui style) */
.btn {
  position: relative;
  transition: var(--transition-standard);
  border-radius: var(--border-radius-md);
  font-weight: 500;
  padding: var(--spacing-sm) var(--spacing-lg);
  font-size: 0.875rem;
  border: 1px solid transparent;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  line-height: 1.5;
}

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

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

.btn-secondary {
  background-color: var(--background-muted) !important;
  color: var(--text-dark) !important;
  border-color: var(--border-color) !important;
}

.btn-secondary:hover {
  background-color: var(--background-light) !important;
  border-color: var(--border-strong) !important;
}

/* Desktop nav buttons - Glassmorphism */
.btn-nav {
  font-size: 0.8125rem;
  padding: var(--spacing-xs) var(--spacing-md);
  border-radius: var(--border-radius-md);
  transition: var(--transition-standard);
  margin: 0 var(--spacing-xs);
  border: 1px solid var(--glass-border);
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur-light);
  -webkit-backdrop-filter: var(--glass-blur-light);
  color: var(--text-dark);
  font-weight: 500;
  box-shadow: var(--glass-shadow-light);
}

/* Tutorial, Portfolio, Donate, and Account buttons */
#tutorial-button,
#show-portfolios-btn,
#donate-button,
#account-button {
  background-color: var(--primary-color);
  color: white;
  border-color: var(--primary-color);
}

/* Hover effects - Glassmorphism */
.btn-nav:hover {
  background: var(--glass-bg-dark);
  border-color: var(--glass-border-light);
  box-shadow: var(--glass-shadow);
}

#tutorial-button:hover,
#show-portfolios-btn:hover,
#donate-button:hover,
#account-button:hover {
  background-color: var(--primary-hover);
  border-color: var(--primary-hover);
}

/* Active state */
.btn-nav:active {
  transform: scale(0.98);
}

/* Modern nav buttons for header - Glassmorphism */
.nav-buttons-inline .btn-nav {
  background: rgba(44, 62, 80, 0.7);
  backdrop-filter: var(--glass-blur-light);
  -webkit-backdrop-filter: var(--glass-blur-light);
  color: #ffffff !important;
  border: 1px solid rgba(255, 255, 255, 0.2);
  box-shadow: var(--glass-shadow-light);
  border-radius: var(--border-radius-md);
  font-weight: 500;
  font-size: 0.75rem;
  padding: 0.25rem 0.75rem;
  transition: var(--transition-standard);
  letter-spacing: 0.01em;
  height: 28px;
  line-height: 1;
  display: inline-flex;
  align-items: center;
  white-space: nowrap;
}

.nav-buttons-inline .btn-nav i {
  font-size: 0.7rem;
  opacity: 0.95;
  transition: var(--transition-fast);
  margin-right: var(--spacing-xs) !important;
  color: #ffffff;
}

.nav-buttons-inline .btn-nav:hover {
  background: rgba(44, 62, 80, 0.85);
  border-color: rgba(255, 255, 255, 0.3);
  box-shadow: var(--glass-shadow);
}

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

.nav-buttons-inline .btn-nav:active {
  transform: scale(0.98);
}

/* 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;
}

/* Summary, PDF and Share buttons styling - Minimal and elegant */
#save-pdf-button,
#get-summary-button,
#share-portfolio-button {
  background: var(--primary-color) !important;
  border: 1px solid var(--primary-color) !important;
  color: white !important;
  font-weight: 500 !important;
  padding: var(--spacing-md) var(--spacing-lg) !important;
  border-radius: var(--border-radius-md) !important;
  transition: var(--transition-standard) !important;
  box-shadow: var(--shadow-sm) !important;
  letter-spacing: 0.01em;
  font-size: 0.875rem;
}

#save-pdf-button:hover,
#get-summary-button:hover,
#share-portfolio-button:hover {
  background: var(--primary-hover) !important;
  border-color: var(--primary-hover) !important;
  box-shadow: var(--shadow-md) !important;
}

/* Time Filter Button Styles - Minimal */
.time-filter-btn {
  min-width: 36px !important;
  margin: 0 var(--spacing-xs) !important;
  border-radius: var(--border-radius-md) !important;
  font-weight: 500 !important;
  font-size: 0.75rem !important;
  padding: var(--spacing-xs) var(--spacing-sm) !important;
  transition: var(--transition-standard) !important;
  border: 1px solid var(--border-color) !important;
  background-color: var(--background-white) !important;
  color: var(--text-dark) !important;
  flex-shrink: 0 !important;
}

/* Time Filter Container */
.time-filter-container {
  display: flex !important;
  flex-direction: row !important;
  flex-wrap: nowrap !important;
  align-items: center !important;
  gap: var(--spacing-xs) !important;
  overflow-x: auto !important;
  padding: var(--spacing-sm) 0 !important;
}

.time-filter-container .btn-group {
  display: flex !important;
  flex-direction: row !important;
  flex-wrap: nowrap !important;
  gap: var(--spacing-xs) !important;
}

.time-filter-btn:hover {
  background-color: var(--background-muted) !important;
  border-color: var(--border-strong) !important;
  color: var(--text-dark) !important;
}

.time-filter-btn.active {
  background-color: var(--primary-color) !important;
  border-color: var(--primary-color) !important;
  color: white !important;
  font-weight: 600 !important;
}

.time-filter-btn:focus {
  box-shadow: 0 0 0 2px rgba(9, 9, 11, 0.05) !important;
  outline: none !important;
}

/* Close button styles - Minimal */
.close-btn:hover {
  background-color: var(--background-muted) !important;
  color: var(--text-dark) !important;
}

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

.btn-close {
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  transition: var(--transition-standard);
  padding: var(--spacing-xs);
  border-radius: var(--border-radius-sm);
  width: 24px;
  height: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.btn-close:hover {
  color: var(--text-dark);
  background-color: var(--background-muted);
}

/* 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;
}

/* Terms and Conditions Link Styling */
.terms-link {
  color: #007bff !important;
  text-decoration: underline !important;
  cursor: pointer !important;
  transition: all 0.2s ease !important;
  font-weight: 500 !important;
}

.terms-link:hover {
  color: #0056b3 !important;
  text-decoration: none !important;
  transform: translateY(-1px) !important;
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.1) !important;
}

.terms-link:active {
  transform: translateY(0) !important;
  color: #004085 !important;
}

/* Responsive allocation and save button container */
.allocation-save-container {
  display: flex !important;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  flex-direction: row;
}

/* Mobile responsive: stack vertically on small screens */
@media (max-width: 767.98px) {
  .allocation-save-container {
    flex-direction: column !important;
    align-items: stretch;
    gap: 10px;
  }
  
  .allocation-save-container .percentage-remaining-card {
    margin-right: 0 !important;
    margin-bottom: 0;
  }
  
  .allocation-save-container #save-portfolio-button {
    min-width: 100% !important;
    width: 100% !important;
  }
}

/* Save Portfolio Button - Same style as Impostazioni Analisi but with red outline */
#save-portfolio-button {
  background-color: var(--background-white) !important;
  color: var(--text-dark) !important;
  border-color: var(--accent-danger) !important;
  border-width: 2px !important;
}

#save-portfolio-button:hover {
  background-color: var(--background-white) !important;
  border-color: var(--accent-danger-hover) !important;
}

/* Add ETF Button - Same style as Save Portfolio Button */
#add-etf-button {
  background-color: var(--background-white) !important;
  color: var(--text-dark) !important;
  border-color: var(--accent-danger) !important;
  border-width: 2px !important;
}

#add-etf-button:hover {
  background-color: var(--background-white) !important;
  border-color: var(--accent-danger-hover) !important;
}

/* Impostazioni Analisi button - wiggle animation every 5 seconds */
#open-settings-modal {
  animation: wiggle-periodic 5s ease-in-out infinite;
  transform-origin: center;
}