/**
 * MT Shared - Cross-component tokens, buttons, and parameter chips
 * Version: 1.1
 *
 * Shared CSS custom properties and classes used by MTEdit, MTView, and MTExecute.
 * Import BEFORE each component's own stylesheet so component-specific overrides take effect.
 *
 * Usage:
 *   <link rel="stylesheet" href="../lib/mt-shared.css">
 */

/* ============ SHARED CSS CUSTOM PROPERTIES ============ */
:root {
  /* Interactive / action colors */
  --mt-color-primary:       #2563eb;
  --mt-color-primary-hover:  #1d4ed8;
  --mt-color-primary-light:  #eff6ff;
  --mt-color-text-muted:     #999999;
  --mt-color-danger:         #dc2626;
  --mt-color-danger-light:   #fef2f2;
  --mt-border-radius-sm:     4px;
  --mt-transition-fast:      150ms ease;

  /* Parameter chip colors (Auros mint green theme) */
  --mt-chip-bg:              #ecfdf5;
  --mt-chip-border:          #a7f3d0;
  --mt-chip-text:            #065f46;
  --mt-chip-hover-bg:        #d1fae5;
  --mt-chip-hover-border:    #6ee7b7;
}

/* ============ MATERIAL SYMBOLS (Icon Font) ============ */
/* Google Material Symbols Outlined — default icon system for all components.
   Load the font in each HTML/JSP page:
   <link href="https://fonts.googleapis.com/css2?family=Material+Symbols+Outlined" rel="stylesheet">

   Usage in JS:  MtCore.icon('close')  or  MtCore.icon('close', 14)
   Usage in HTML: <span class="material-symbols-outlined">close</span>
   Browse icons:  https://fonts.google.com/icons                       */

.material-symbols-outlined {
  font-size: 20px;
  line-height: 1;
  font-variation-settings:
    'FILL' 0,
    'wght' 400,
    'GRAD' 0,
    'opsz' 20;
  vertical-align: middle;
  color: currentColor;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* ============ ICON BUTTON (.mt-icon-btn) ============ */
/* 36x36 transparent icon button for toolbars and headers.
   Base: transparent bg, transparent border, muted icon.
   Hover: blue border, light blue fill, blue icon. */

.mt-icon-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  padding: 0;
  border: 1px solid transparent;
  border-radius: var(--mt-border-radius-sm);
  background: transparent;
  color: var(--mt-color-text-muted);
  cursor: pointer;
  transition: all var(--mt-transition-fast);
}

.mt-icon-btn:hover {
  color: var(--mt-color-primary);
  border-color: var(--mt-color-primary);
  background-color: var(--mt-color-primary-light);
}

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

.mt-icon-btn[aria-expanded="true"] {
  background-color: var(--mt-color-primary-light);
  border-color: var(--mt-color-primary);
  color: var(--mt-color-primary);
}

/* Disabled state */
.mt-icon-btn--disabled,
.mt-icon-btn:disabled {
  opacity: 0.35;
  cursor: default;
}

.mt-icon-btn--disabled:hover,
.mt-icon-btn:disabled:hover {
  color: var(--mt-color-text-muted);
  border-color: transparent;
  background-color: transparent;
}

/* ============ DANGER VARIANT ============ */
.mt-icon-btn--danger:hover {
  color: var(--mt-color-danger);
  border-color: var(--mt-color-danger);
  background-color: var(--mt-color-danger-light);
}

.mt-icon-btn--danger:focus {
  outline-color: var(--mt-color-danger);
}

.mt-icon-btn--danger[aria-expanded="true"] {
  background-color: var(--mt-color-danger-light);
  border-color: var(--mt-color-danger);
  color: var(--mt-color-danger);
}

/* ============ MENU ACTION (.mt-menu-action) ============ */
/* Overflow/dropdown menu item button.
   Base: transparent bg, transparent border, secondary text.
   Hover: blue text, light blue fill, light blue border. */

.mt-menu-action {
  display: flex;
  align-items: center;
  gap: 8px;
  width: calc(100% - 24px);
  margin: 1px 12px;
  padding: 6px 8px;
  font-size: 12px;
  font-weight: 500;
  color: #666666;
  background: transparent;
  border: 1px solid transparent;
  border-radius: var(--mt-border-radius-sm);
  text-align: left;
  cursor: pointer;
  transition: all var(--mt-transition-fast);
}

.mt-menu-action:hover {
  color: var(--mt-color-primary);
  background: var(--mt-color-primary-light);
  border-color: var(--mt-color-primary-light);
}

.mt-menu-action:disabled {
  opacity: 0.35;
  cursor: default;
}

.mt-menu-action:disabled:hover {
  color: var(--mt-color-text-muted);
  background: transparent;
  border-color: transparent;
}

.mt-menu-action svg,
.mt-menu-action .material-symbols-outlined {
  flex-shrink: 0;
}

/* ============ MENU CHECK PATTERN ============ */
.mt-menu-check {
  flex-shrink: 0;
  visibility: hidden;
}

.mt-menu-action--selected .mt-menu-check {
  visibility: visible;
  color: var(--mt-color-primary);
}

/* ============ PARAMETER CHIP (.mt-param-chip) ============ */
/* Mint green chip for displaying parameter names.
   Each component adds its own BEM class for sizing/shape;
   this shared class provides color, icon, and wrap/truncate behavior. */

.mt-param-chip {
  display: inline-flex;
  align-items: center;
  background: var(--mt-chip-bg);
  border: 1px solid var(--mt-chip-border);
  color: var(--mt-chip-text);
  transition: all var(--mt-transition-fast);
}

.mt-param-chip:hover {
  background: var(--mt-chip-hover-bg);
  border-color: var(--mt-chip-hover-border);
}

.mt-param-chip__icon {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  width: 16px;
  height: 16px;
  color: var(--mt-chip-text);
}

.mt-param-chip__name {
  overflow: hidden;
  text-overflow: ellipsis;
}

/* ============ CHIP WRAP / TRUNCATE TOGGLE ============ */
/* Applied via container class .mt-params-wrap or .mt-params-truncate.
   Each component maps its own toggle class to these shared rules. */

.mt-params-wrap .mt-param-chip {
  white-space: normal;
  max-width: none;
  border-radius: 6px;
}

.mt-params-wrap .mt-param-chip__name {
  white-space: normal;
  overflow: visible;
  text-overflow: clip;
  word-break: break-word;
}

.mt-params-truncate .mt-param-chip__name {
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}