/* ==========================================================================
   XYZ Tools - UI Components (Top-Center Smooth Modals, Buttons, Forms & Inputs)
   ========================================================================== */

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-xs);
  padding: 8px 16px;
  font-family: var(--font-sans);
  font-size: 0.875rem;
  font-weight: 500;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  cursor: pointer;
  user-select: none;
  transition: all var(--transition-fast);
  text-decoration: none;
  white-space: nowrap;
  -webkit-tap-highlight-color: transparent;
}

.btn:active {
  transform: translateY(1px);
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none;
}

.btn-primary {
  background-color: var(--accent-primary);
  border-color: var(--accent-primary);
  color: #0f172a;
  font-weight: 600;
  box-shadow: 0 1px 3px rgba(56, 189, 248, 0.3);
}

.btn-primary:hover:not(:disabled) {
  background-color: var(--accent-hover);
  border-color: var(--accent-hover);
  color: #ffffff;
  box-shadow: 0 2px 8px rgba(56, 189, 248, 0.4);
}

.btn-secondary {
  background-color: var(--btn-bg);
  border-color: var(--btn-border);
  color: var(--btn-text);
}

.btn-secondary:hover:not(:disabled) {
  background-color: var(--btn-bg-hover);
  border-color: var(--btn-border-hover);
  color: var(--btn-text-hover);
}

.btn-danger {
  background-color: rgba(239, 68, 68, 0.15);
  border-color: rgba(239, 68, 68, 0.35);
  color: #f87171;
}

.btn-danger:hover:not(:disabled) {
  background-color: var(--color-danger);
  border-color: var(--color-danger);
  color: #ffffff;
}

.btn-ghost {
  background-color: transparent;
  border-color: transparent;
  color: var(--text-secondary);
}

.btn-ghost:hover:not(:disabled) {
  background-color: var(--bg-surface-elevated);
  color: var(--text-primary);
}

.btn-icon {
  padding: 8px;
  border-radius: var(--radius-sm);
  background-color: var(--btn-bg);
  border: 1px solid var(--btn-border);
  color: var(--text-secondary);
}

.btn-icon:hover:not(:disabled) {
  background-color: var(--btn-bg-hover);
  border-color: var(--btn-border-hover);
  color: var(--text-primary);
}

.btn-sm {
  padding: 5px 10px;
  font-size: 0.8125rem;
  border-radius: 0.5rem;
}

.btn-group {
  display: inline-flex;
  background-color: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: 0.65rem;
  padding: 2px;
  gap: 2px;
}

.btn-group-item {
  padding: 6px 12px;
  font-size: 0.8125rem;
  font-weight: 500;
  border-radius: 0.5rem;
  border: none;
  background: transparent;
  color: var(--text-secondary);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.btn-group-item:hover {
  color: var(--text-primary);
}

.btn-group-item.active {
  background-color: var(--bg-surface-elevated);
  color: var(--text-primary);
  font-weight: 600;
  box-shadow: var(--shadow-sm);
}

/* Cards */
.card {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: var(--space-md);
  box-shadow: var(--shadow-sm);
  transition: border-color var(--transition-fast);
}

.card:hover {
  border-color: var(--border-medium);
}

.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-sm);
}

.card-title {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: var(--space-xs);
}

/* Form Controls */
.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
  margin-bottom: var(--space-md);
}

.form-label {
  font-size: 0.84rem;
  font-weight: 500;
  color: var(--text-secondary);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.form-control {
  width: 100%;
  padding: 8px 12px;
  background-color: var(--bg-input);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-size: 0.875rem;
  transition: border-color var(--transition-fast), background-color var(--transition-fast);
  outline: none;
}

.form-control:focus {
  border-color: var(--accent-primary);
  background-color: var(--bg-input-focus);
}

/* Range Slider */
.slider-container {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.range-slider {
  flex: 1;
  -webkit-appearance: none;
  height: 6px;
  border-radius: var(--radius-full);
  background: var(--border-medium);
  outline: none;
}

.range-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--accent-primary);
  cursor: pointer;
  box-shadow: 0 0 6px rgba(56, 189, 248, 0.4);
  transition: transform var(--transition-fast);
}

.range-slider::-webkit-slider-thumb:hover {
  transform: scale(1.15);
}

/* Switches */
.switch-label {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 7px 10px;
  border-radius: 0.6rem;
  background-color: var(--bg-input);
  border: 1px solid var(--border-subtle);
  cursor: pointer;
  user-select: none;
  font-size: 0.8125rem;
  color: var(--text-secondary);
  transition: all var(--transition-fast);
}

.switch-label:hover {
  background-color: var(--bg-surface-elevated);
  border-color: var(--border-medium);
  color: var(--text-primary);
}

.switch-control {
  position: relative;
  width: 34px;
  height: 18px;
  background-color: var(--border-medium);
  border-radius: var(--radius-full);
  transition: background-color var(--transition-fast);
  flex-shrink: 0;
}

.switch-control::after {
  content: '';
  position: absolute;
  top: 2px;
  left: 2px;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background-color: #ffffff;
  transition: transform var(--transition-fast);
}

input:checked + .switch-control {
  background-color: var(--accent-primary);
}

input:checked + .switch-control::after {
  transform: translateX(16px);
}

/* Modern Select Elements (Native & Custom Dropdowns) */
select,
select.form-control {
  appearance: none;
  -webkit-appearance: none;
  -moz-appearance: none;
  background-color: var(--bg-input);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%2394a3b8' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 10px center;
  background-size: 14px 14px;
  padding: 8px 32px 8px 12px;
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-size: 0.875rem;
  font-weight: 500;
  cursor: pointer;
  outline: none;
  transition: all var(--transition-fast);
  width: 100%;
}

select:hover,
select.form-control:hover {
  border-color: var(--border-active);
  background-color: var(--bg-surface-elevated);
}

select:focus,
select.form-control:focus {
  border-color: var(--accent-primary);
  box-shadow: 0 0 0 3px rgba(var(--accent-primary-rgb), 0.15);
  background-color: var(--bg-surface-elevated);
}

select option {
  background-color: var(--bg-surface-elevated);
  color: var(--text-primary);
  padding: 8px 12px;
}

/* Custom Select Component */
.custom-select {
  position: relative;
  width: 100%;
}

.custom-select-trigger {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 12px;
  background-color: var(--bg-input);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-size: 0.875rem;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition-fast);
  outline: none;
}

.custom-select-trigger:hover {
  border-color: var(--border-active);
  background-color: var(--bg-surface-elevated);
}

.custom-select-arrow {
  width: 15px;
  height: 15px;
  color: var(--text-muted);
  transition: transform var(--transition-fast);
}

.custom-select.open .custom-select-arrow {
  transform: rotate(180deg);
}

.custom-select-menu {
  position: absolute;
  top: calc(100% + 4px);
  left: 0;
  right: 0;
  background-color: var(--bg-surface-elevated);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-sm);
  padding: 4px;
  list-style: none;
  z-index: 50;
  box-shadow: var(--shadow-lg);
  display: none;
  max-height: 220px;
  overflow-y: auto;
}

.custom-select.open .custom-select-menu {
  display: block;
  animation: dropdownFadeIn 0.15s ease-out;
}

@keyframes dropdownFadeIn {
  0% { opacity: 0; transform: translateY(-4px); }
  100% { opacity: 1; transform: translateY(0); }
}

.custom-select-option {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 10px;
  border-radius: var(--radius-xs);
  font-size: 0.84rem;
  color: var(--text-secondary);
  cursor: pointer;
  transition: background-color var(--transition-fast), color var(--transition-fast);
}

.custom-select-option:hover {
  background-color: var(--bg-surface-hover);
  color: var(--text-primary);
}

.custom-select-option.active {
  background-color: rgba(var(--accent-primary-rgb), 0.15);
  color: var(--accent-primary);
  font-weight: 600;
}

.custom-select-option .check-icon {
  width: 14px;
  height: 14px;
  opacity: 0;
  color: var(--accent-primary);
}

.custom-select-option.active .check-icon {
  opacity: 1;
}

/* ==========================================================================
   Modals - Top-Center Slide-Down Animation
   ========================================================================== */
.modal-backdrop {
  display: none;
  position: fixed;
  inset: 0;
  background-color: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(5px);
  z-index: 500;
  align-items: flex-start;
  justify-content: center;
  padding: 3.5rem var(--space-md) var(--space-lg);
  overflow-y: auto;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-fast);
}

.modal-backdrop.open,
.modal-backdrop.active {
  display: flex !important;
  opacity: 1 !important;
  pointer-events: auto !important;
}

.modal-dialog {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-medium);
  border-radius: 1rem;
  width: 100%;
  max-width: 500px;
  box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.5), 0 8px 10px -6px rgba(0, 0, 0, 0.5);
  transform: translateY(-24px);
  transition: transform 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  overflow: hidden;
  margin: 0 auto;
}

.modal-backdrop.open .modal-dialog,
.modal-backdrop.active .modal-dialog {
  transform: translateY(0);
}

.modal-header {
  padding: 14px 18px;
  border-bottom: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

/* Settings Modal Tabs */
.settings-tabs-nav {
  display: flex;
  align-items: center;
  background-color: var(--bg-surface-elevated);
  border-bottom: 1px solid var(--border-subtle);
  padding: 0 12px;
  gap: 4px;
}

.settings-tab-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 10px 14px;
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--text-muted);
  border: none;
  background: transparent;
  cursor: pointer;
  border-bottom: 2px solid transparent;
  transition: all var(--transition-fast);
}

.settings-tab-btn:hover {
  color: var(--text-primary);
}

.settings-tab-btn.active {
  color: var(--accent-primary);
  font-weight: 600;
  border-bottom-color: var(--accent-primary);
}

.settings-tab-pane {
  display: block;
}

.modal-title {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 8px;
}

.modal-body {
  padding: 16px 18px;
}

.modal-footer {
  padding: 12px 18px;
  border-top: 1px solid var(--border-subtle);
  display: flex;
  justify-content: flex-end;
  gap: var(--space-sm);
  background-color: var(--bg-surface-elevated);
}

/* Omnisearch Modal Specifics */
.omnisearch-modal .modal-dialog {
  max-width: 580px;
  background-color: var(--bg-surface-elevated);
  border: 1px solid var(--border-active);
}

.omnisearch-input-wrapper {
  display: flex;
  align-items: center;
  padding: 14px 16px;
  gap: var(--space-sm);
  border-bottom: 1px solid var(--border-subtle);
}

.omnisearch-input {
  flex: 1;
  background: transparent;
  border: none;
  outline: none;
  font-family: var(--font-sans);
  font-size: 1.05rem;
  color: var(--text-primary);
}

.omnisearch-results {
  list-style: none;
  max-height: 340px;
  overflow-y: auto;
  padding: 6px;
}

.omnisearch-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 12px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: background-color var(--transition-fast);
}

.omnisearch-item:hover, .omnisearch-item.active {
  background-color: var(--bg-surface-hover);
}

/* Toast Notifications (Corner Placement & Smooth Auto-Exit) */
.toast-container {
  position: fixed;
  top: 20px;
  right: 20px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  z-index: 9999;
  pointer-events: none;
}

.toast {
  padding: 10px 16px;
  border-radius: 0.65rem;
  background-color: var(--bg-surface-elevated);
  border: 1px solid var(--border-medium);
  color: var(--text-primary);
  font-size: 0.84rem;
  font-weight: 500;
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  gap: 8px;
  animation: toastSlideIn 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  pointer-events: auto;
  cursor: pointer;
  transition: opacity 0.25s ease, transform 0.25s ease;
}

.toast.toast-exit {
  opacity: 0;
  transform: translateY(-8px) scale(0.96);
}

@keyframes toastSlideIn {
  0% { transform: translateY(-12px); opacity: 0; }
  100% { transform: translateY(0); opacity: 1; }
}

.toast-success { border-color: rgba(16, 185, 129, 0.4); }
.toast-warning { border-color: rgba(245, 158, 11, 0.4); }
.toast-error { border-color: rgba(239, 68, 68, 0.4); }
.toast-info { border-color: rgba(56, 189, 248, 0.4); }

/* ==========================================================================
   Indicador Discreto de Segurança e Privacidade com Tooltip Flutuante
   ========================================================================== */
.security-indicator {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  border-radius: var(--radius-full);
  background: rgba(16, 185, 129, 0.1);
  border: 1px solid rgba(16, 185, 129, 0.25);
  color: #10b981;
  font-size: 0.72rem;
  font-weight: 600;
  cursor: help;
  user-select: none;
  transition: all var(--transition-fast);
}

.security-indicator:hover {
  background: rgba(16, 185, 129, 0.18);
  border-color: rgba(16, 185, 129, 0.4);
}

.security-indicator .security-tooltip {
  position: absolute;
  bottom: calc(100% + 8px);
  right: 0;
  width: 270px;
  padding: 10px 14px;
  background: var(--bg-surface-elevated);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-lg);
  color: var(--text-secondary);
  font-size: 0.76rem;
  font-weight: 400;
  line-height: 1.45;
  pointer-events: none;
  opacity: 0;
  transform: translateY(4px);
  transition: opacity 0.2s ease, transform 0.2s ease;
  z-index: 100;
  text-align: left;
}

.security-indicator:hover .security-tooltip,
.security-indicator:focus-within .security-tooltip {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

.security-indicator .security-tooltip strong {
  display: block;
  color: var(--text-primary);
  margin-bottom: 2px;
  font-weight: 600;
}