/* Shell styles (cads-): title bar, Quick Access Toolbar, application menu,
   ribbon, file tabs, start tab, drawing-area controls, navigation bar, status
   bar, menus, dialogs and tooltips. Colours come only from the --cad-* tokens in
   cad2d_viewer.css (AutoCAD 2026 dark theme by default, light via
   .cad-app[data-theme="light"]). */

/* Explicit rows keep the window layout stable when the shell hides a bar
   (FILETABCLOSE, RIBBONCLOSE, STATUSBAR 0, clean screen). */
/* WP-07: the menu bar (MENUBAR 1) sits under the title bar and the Quick Access Toolbar can move
   under the ribbon (리본 아래에 표시); their rows collapse while they are hidden. */
.cad-app { grid-template-rows: auto auto auto auto auto minmax(0, 1fr) var(--cad-statusbar-h); }
#cad-titlebar { grid-row: 1; }
#cads-menubar { grid-row: 2; }
#cad-ribbon { grid-row: 3; }
#cads-qatbar { grid-row: 4; }
#cad-filetabs { grid-row: 5; }
#cad-workspace { grid-row: 6; }
#cad-statusbar { grid-row: 7; }
.cad-app[data-cads-statusbar="off"] { --cad-statusbar-h: 0px; }
.cad-app[data-cads-statusbar="off"] #cad-statusbar { display: none; }
#cad-filetabs.cads-off,
#cad-ribbon.cads-off { display: none; }

/* ------------------------------------------------------------ primitives */

.cads-g {
  display: inline-flex;
  flex: none;
  align-items: center;
  justify-content: center;
  width: 16px;
  height: 16px;
  line-height: 0;
}
.cads-g svg {
  width: 100%;
  height: 100%;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.3;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.cads-g svg .f { fill: currentColor; stroke: none; }

.cads-ic {
  display: inline-flex;
  flex: none;
  align-items: center;
  justify-content: center;
  line-height: 0;
  color: inherit;
}
.cads-ic-16 { width: 16px; height: 16px; }
.cads-ic-24 { width: 24px; height: 24px; }
.cads-ic-32 { width: 32px; height: 32px; }
.cads-ic > svg { width: 100%; height: 100%; }
.cads-ic-fallback {
  border: 1px solid var(--cad-border-soft);
  border-radius: 3px;
  background: var(--cad-bg-input);
  color: var(--cad-text-muted);
  font-size: 9px;
  font-weight: 700;
  line-height: 1;
}
.cads-ic-32.cads-ic-fallback { font-size: 14px; border-radius: 4px; }
.cads-ic-24.cads-ic-fallback { font-size: 11px; }

.cads-swatch {
  display: inline-block;
  flex: none;
  width: 12px;
  height: 12px;
  border: 1px solid var(--cad-border-soft);
  box-shadow: inset 0 0 0 1px rgba(0, 0, 0, 0.25);
}

.cads-muted { color: var(--cad-text-muted); }
.cads-mono { font-family: var(--cad-font-mono); }
.cads-bold { font-weight: 700; }
.cads-empty { padding: 10px 12px; color: var(--cad-text-muted); }

.cads-fmt {
  display: inline-flex;
  flex: none;
  align-items: center;
  justify-content: center;
  min-width: 30px;
  height: 16px;
  padding: 0 3px;
  border-radius: 2px;
  background: var(--cad-accent);
  color: var(--cad-accent-text);
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.cads-titlebar button,
.cads-ribbon button,
.cads-filetabs button,
.cads-status-left button,
.cads-status-right button,
.cads-navbar button,
.cads-vpc button,
.cads-viewcube button,
.cads-start button,
.cads-menu-layer button,
.cads-appmenu button,
.cads-dialog button,
.cads-ribbon-pop button,
.cads-slideout button,
.cads-dropdown button,
.cads-gallery button,
.cads-history button {
  margin: 0;
  font: inherit;
  color: inherit;
  cursor: default;
}
.cads-titlebar button:focus-visible,
.cads-ribbon button:focus-visible,
.cads-filetabs :focus-visible,
.cads-status-right button:focus-visible,
.cads-status-left button:focus-visible,
.cads-dialog :focus-visible,
.cads-start :focus-visible,
.cads-appmenu :focus-visible {
  outline: 1px solid var(--cad-accent);
  outline-offset: -1px;
}

/* ------------------------------------------------------------- title bar */

.cads-titlebar {
  display: flex;
  align-items: center;
  gap: 8px;
  height: var(--cad-titlebar-h);
  min-width: 0;
  padding: 0 6px 0 0;
  border-bottom: 1px solid var(--cad-border);
  overflow: hidden;
  user-select: none;
}
.cads-tb-left { display: flex; align-items: center; flex: 0 1 auto; min-width: 0; gap: 4px; }
.cads-appbtn {
  display: inline-flex;
  flex: none;
  align-items: center;
  justify-content: center;
  gap: 1px;
  width: 48px;
  height: var(--cad-titlebar-h);
  padding: 0 2px 0 4px;
  border: 0;
  background: transparent;
}
.cads-appbtn .cads-ic-32 { width: 28px; height: 28px; }
.cads-appbtn .cads-ic-fallback { background: var(--cad-danger); border-color: transparent; color: #fff; font-size: 15px; }
.cads-appbtn-caret { width: 10px; height: 10px; color: var(--cad-text-muted); }
.cads-appbtn:hover,
.cads-appbtn.cads-open { background: var(--cad-bg-hover); }

.cads-qat { display: flex; align-items: center; gap: 1px; min-width: 0; overflow: hidden; }
.cads-qbtn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  padding: 0;
  border: 1px solid transparent;
  border-radius: 2px;
  background: transparent;
  color: var(--cad-text);
}
.cads-qbtn:hover:not(:disabled),
.cads-qbtn.cads-open { background: var(--cad-bg-hover); border-color: var(--cad-border-soft); }
.cads-qbtn:active:not(:disabled) { background: var(--cad-bg-pressed); }
.cads-qbtn:disabled { opacity: 0.4; }
.cads-qbtn-menu { width: 16px; color: var(--cad-text-muted); }
.cads-qbtn-menu .cads-g { width: 12px; height: 12px; }
.cads-qat-split { display: inline-flex; align-items: center; }
.cads-qat-split .cads-qbtn:first-child { border-top-right-radius: 0; border-bottom-right-radius: 0; }
.cads-qbtn-arrow { width: 12px; border-top-left-radius: 0; border-bottom-left-radius: 0; }
.cads-qbtn-arrow .cads-g { width: 10px; height: 10px; }
.cads-qat-split:hover .cads-qbtn:not(:disabled) { border-color: var(--cad-border-soft); }
.cads-qat-ws {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  height: 22px;
  margin: 0 4px;
  padding: 0 4px 0 5px;
  border: 1px solid var(--cad-border-soft);
  border-radius: 2px;
  background: var(--cad-bg-input);
  white-space: nowrap;
}
.cads-qat-ws:hover,
.cads-qat-ws.cads-open { border-color: var(--cad-accent); }
.cads-qat-ws .cads-g { width: 12px; height: 12px; color: var(--cad-text-muted); }
.cads-qat-ws .cads-ic { color: var(--cad-text-muted); }

.cads-title {
  flex: 1 1 auto;
  min-width: 0;
  overflow: hidden;
  text-align: center;
  text-overflow: ellipsis;
  white-space: nowrap;
  color: var(--cad-text-muted);
}
.cads-title-product { color: var(--cad-text); }
.cads-title-doc { margin-left: 12px; }
.cads-env-badge {
  display: inline-block;
  margin-left: 10px;
  padding: 0 6px;
  border: 1px solid var(--cad-warning);
  border-radius: 8px;
  color: var(--cad-warning);
  font-size: 10px;
  line-height: 15px;
  vertical-align: 1px;
}

.cads-tb-right { display: flex; flex: 0 1 auto; align-items: center; gap: 4px; min-width: 0; }
.cads-search {
  position: relative;
  display: flex;
  align-items: center;
  width: 220px;
  height: 22px;
  border: 1px solid var(--cad-border-soft);
  border-radius: 2px;
  background: var(--cad-bg-input);
}
.cads-search:focus-within { border-color: var(--cad-accent); }
.cads-search-input {
  flex: 1;
  min-width: 0;
  height: 100%;
  padding: 0 6px;
  border: 0;
  outline: none;
  background: transparent;
  font-size: 12px;
}
.cads-search-input::placeholder { color: var(--cad-text-muted); }
.cads-search-input::-webkit-search-cancel-button { display: none; }
.cads-search-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 100%;
  padding: 0;
  border: 0;
  border-left: 1px solid var(--cad-border-soft);
  background: transparent;
  color: var(--cad-text-muted);
}
.cads-search-btn:hover { color: var(--cad-text); background: var(--cad-bg-hover); }
.cads-user,
.cads-helpbtn {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  max-width: 190px;
  height: 24px;
  padding: 0 4px;
  border: 1px solid transparent;
  border-radius: 2px;
  background: transparent;
  color: var(--cad-text);
  white-space: nowrap;
}
.cads-user:hover,
.cads-user.cads-open,
.cads-helpbtn:hover,
.cads-helpbtn.cads-open { background: var(--cad-bg-hover); border-color: var(--cad-border-soft); }
.cads-user-name { min-width: 0; overflow: hidden; text-overflow: ellipsis; }
.cads-user > .cads-g:last-child,
.cads-helpbtn > .cads-g:last-child { width: 10px; height: 10px; color: var(--cad-text-muted); }

.cads-results {
  position: fixed;
  display: flex;
  flex-direction: column;
  max-width: calc(100vw - 8px);
  border: 1px solid var(--cad-border);
  background: var(--cad-bg-menu);
  box-shadow: var(--cad-shadow);
}
.cads-results-head { padding: 5px 10px; border-bottom: 1px solid var(--cad-border-soft); color: var(--cad-text-muted); font-size: 11px; }
.cads-results-list { overflow: auto; max-height: min(420px, 60vh); padding: 2px 0; }
.cads-results-empty { padding: 8px 10px; color: var(--cad-text-muted); }
.cads-result {
  display: grid;
  grid-template-columns: 18px minmax(0, 1fr) auto;
  grid-template-rows: auto auto;
  align-items: center;
  column-gap: 8px;
  padding: 3px 10px;
  cursor: default;
}
.cads-result .cads-ic { grid-row: 1 / 3; }
.cads-result-label { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.cads-result-where { grid-column: 2; grid-row: 2; overflow: hidden; color: var(--cad-text-muted); font-size: 11px; text-overflow: ellipsis; white-space: nowrap; }
.cads-result-cmd { grid-column: 3; grid-row: 1 / 3; color: var(--cad-text-muted); font-family: var(--cad-font-mono); font-size: 11px; }
.cads-result:hover,
.cads-result.cads-active { background: var(--cad-bg-hover); }
.cads-search-dlg { display: flex; flex-direction: column; gap: 8px; }
.cads-search-dlg-list { max-height: 50vh; border: 1px solid var(--cad-border-soft); background: var(--cad-bg-input); }

/* ------------------------------------------------------ application menu */

.cads-appmenu {
  position: fixed;
  display: flex;
  flex-direction: column;
  width: 600px;
  max-width: calc(100vw - 8px);
  height: 480px;
  max-height: calc(100dvh - 8px);
  border: 1px solid var(--cad-border);
  background: var(--cad-bg-menu);
  box-shadow: var(--cad-shadow);
}
.cads-appmenu-top { padding: 6px; border-bottom: 1px solid var(--cad-border-soft); }
.cads-appmenu-search-wrap {
  display: flex;
  align-items: center;
  gap: 4px;
  height: 24px;
  padding: 0 6px;
  border: 1px solid var(--cad-border-soft);
  background: var(--cad-bg-input);
  color: var(--cad-text-muted);
}
.cads-appmenu-search-wrap:focus-within { border-color: var(--cad-accent); }
.cads-appmenu-search { flex: 1; min-width: 0; border: 0; outline: none; background: transparent; }
.cads-appmenu .cads-appmenu-search:focus-visible,
.cads-search-input:focus-visible,
.cads-combo-input:focus-visible { outline: none; }
.cads-appmenu-main { display: flex; flex: 1; min-height: 0; }
.cads-appmenu-list {
  display: flex;
  flex: 0 0 214px;
  flex-direction: column;
  padding: 4px 0;
  overflow: auto;
  border-right: 1px solid var(--cad-border-soft);
}
.cads-appmenu-item {
  display: flex;
  align-items: center;
  gap: 10px;
  min-height: 40px;
  padding: 2px 8px 2px 10px;
  border: 0;
  background: transparent;
  text-align: left;
}
.cads-appmenu-item:disabled { color: var(--cad-text-disabled); }
.cads-appmenu-item:disabled .cads-ic { opacity: 0.45; }
.cads-appmenu-label { flex: 1; font-size: 13px; }
.cads-appmenu-arrow { width: 12px; height: 12px; color: var(--cad-text-muted); }
.cads-appmenu-item.cads-active,
.cads-appmenu-item:hover { background: var(--cad-bg-hover); }
.cads-appmenu-pane { flex: 1; min-width: 0; padding: 6px 8px; overflow: auto; }
.cads-appmenu-pane-title { padding: 4px 4px 8px; border-bottom: 1px solid var(--cad-border-soft); margin-bottom: 4px; font-weight: 700; }
.cads-appmenu-pane-tabs { display: flex; gap: 2px; padding-bottom: 6px; border-bottom: 1px solid var(--cad-border-soft); }
.cads-appmenu-pane-tab {
  padding: 3px 10px;
  border: 1px solid transparent;
  border-radius: 2px;
  background: transparent;
  color: var(--cad-text-muted);
}
.cads-appmenu-pane-tab[aria-pressed="true"] { border-color: var(--cad-border-soft); background: var(--cad-bg-hover); color: var(--cad-text); font-weight: 700; }
.cads-appmenu-sort { padding: 6px 4px 4px; color: var(--cad-text-muted); font-size: 11px; }
.cads-appmenu-subitem {
  display: flex;
  align-items: center;
  gap: 10px;
  width: 100%;
  padding: 6px 6px;
  border: 0;
  background: transparent;
  text-align: left;
}
.cads-appmenu-subitem:hover:not(:disabled) { background: var(--cad-bg-hover); }
.cads-appmenu-subitem:disabled { color: var(--cad-text-disabled); }
.cads-appmenu-subtext { display: flex; flex-direction: column; gap: 2px; min-width: 0; }
.cads-appmenu-sublabel { font-weight: 700; }
.cads-appmenu-subdesc { color: var(--cad-text-muted); font-size: 11px; }
.cads-appmenu-footer { display: flex; justify-content: flex-end; gap: 6px; padding: 6px 8px; border-top: 1px solid var(--cad-border-soft); }
.cads-appmenu-footbtn { display: inline-flex; align-items: center; gap: 6px; }
.cads-appmenu-footkey { margin-left: 6px; color: var(--cad-text-muted); font-size: 11px; }
.cads-docrow {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 5px 4px;
  border-radius: 2px;
  cursor: default;
}
.cads-docrow:hover { background: var(--cad-bg-hover); }
.cads-docrow.cads-current { font-weight: 700; }
.cads-docrow-text { display: flex; flex: 1; flex-direction: column; min-width: 0; }
.cads-docrow-name { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.cads-docrow-meta { color: var(--cad-text-muted); font-size: 11px; }
.cads-pin {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 22px;
  height: 22px;
  padding: 0;
  border: 0;
  border-radius: 2px;
  background: transparent;
  color: var(--cad-text-muted);
  opacity: 0;
}
.cads-docrow:hover .cads-pin,
.cads-pin.cads-pinned { opacity: 1; }
.cads-pin.cads-pinned { color: var(--cad-accent-strong); }
.cads-pin:hover { background: var(--cad-bg-pressed); }

/* ---------------------------------------------------------------- ribbon */

.cads-ribbon {
  display: flex;
  flex-direction: column;
  min-width: 0;
  background: var(--cad-bg-ribbon);
  border-bottom: 1px solid var(--cad-border);
  user-select: none;
}
.cads-rtabs {
  display: flex;
  align-items: stretch;
  height: var(--cad-ribbon-tabs-h);
  min-width: 0;
  background: var(--cad-bg-ribbon-tabs);
}
.cads-rtabs-strip {
  display: flex;
  flex: 1 1 auto;
  align-items: stretch;
  min-width: 0;
  padding-left: 4px;
  overflow-x: auto;
  scrollbar-width: none;
}
.cads-rtabs-strip::-webkit-scrollbar { display: none; }
.cads-rtab {
  position: relative;
  flex: none;
  padding: 0 11px;
  border: 0;
  background: transparent;
  color: var(--cad-text-muted);
  white-space: nowrap;
}
.cads-rtab:hover { color: var(--cad-text); background: var(--cad-bg-hover); }
.cads-rtab[aria-selected="true"] { background: var(--cad-bg-ribbon); color: var(--cad-text); }
.cads-ribbon[data-cads-mode="tabs"] .cads-rtab[aria-selected="true"]:not(.cads-open) { background: transparent; color: var(--cad-text-muted); }
.cads-ribbon[data-cads-mode="tabs"] .cads-rtab.cads-open { background: var(--cad-bg-ribbon); color: var(--cad-text); }
.cads-rtab-ctx {
  color: var(--cad-text);
  background: color-mix(in srgb, var(--cads-ctx) 22%, transparent);
  box-shadow: inset 0 3px 0 var(--cads-ctx);
}
.cads-rtab-ctx[aria-selected="true"] { background: color-mix(in srgb, var(--cads-ctx) 34%, var(--cad-bg-ribbon)); }
.cads-rmin { display: flex; flex: none; align-items: center; padding: 0 4px; gap: 0; }
.cads-rmin-btn,
.cads-rmin-dd {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 18px;
  height: 18px;
  padding: 0;
  border: 1px solid transparent;
  border-radius: 2px;
  background: transparent;
  color: var(--cad-text-muted);
}
.cads-rmin-dd { width: 12px; }
.cads-rmin-dd .cads-g { width: 10px; height: 10px; }
.cads-rmin-btn:hover,
.cads-rmin-dd:hover,
.cads-rmin-dd.cads-open { color: var(--cad-text); background: var(--cad-bg-hover); border-color: var(--cad-border-soft); }

.cads-rbody { display: flex; height: var(--cad-ribbon-panels-h); min-width: 0; }
.cads-rbody[data-mode="buttons"] { height: 58px; }
.cads-rbody[data-mode="titles"] { height: 22px; }
.cads-panels {
  display: flex;
  flex: 1 1 auto;
  align-items: stretch;
  flex-wrap: nowrap;
  min-width: 0;
  overflow: hidden;
}

.cads-panel {
  position: relative;
  display: flex;
  flex: none;
  flex-direction: column;
  border-right: 1px solid var(--cad-separator);
  background: var(--cad-bg-panel);
}
.cads-panel[style*="--cads-ctx"] { box-shadow: inset 0 2px 0 var(--cads-ctx); }
.cads-panel-body { display: flex; flex: 1; flex-direction: column; min-height: 0; }
.cads-panel-content {
  display: flex;
  flex: 1;
  align-items: stretch;
  gap: 2px;
  min-height: 0;
  padding: 3px 4px 2px;
}
.cads-panel-title {
  display: flex;
  flex: none;
  align-items: center;
  justify-content: center;
  height: 19px;
  padding: 0 2px;
  background: var(--cad-bg-panel-title);
  color: var(--cad-text-muted);
  font-size: 11px;
  white-space: nowrap;
}
.cads-panel-title-text { padding: 0 4px; }
.cads-panel-title-btn {
  display: inline-flex;
  flex: 1;
  align-items: center;
  justify-content: center;
  gap: 1px;
  height: 100%;
  padding: 0 2px;
  border: 0;
  background: transparent;
  color: inherit;
}
.cads-panel-title-btn .cads-g { width: 10px; height: 10px; }
.cads-panel-title-btn:hover,
.cads-panel-title-btn.cads-open { background: var(--cad-bg-hover); color: var(--cad-text); }
.cads-panel-launcher {
  display: inline-flex;
  flex: none;
  align-items: center;
  justify-content: center;
  width: 16px;
  height: 16px;
  padding: 0;
  border: 0;
  background: transparent;
  color: var(--cad-text-muted);
}
.cads-panel-launcher .cads-g { width: 11px; height: 11px; }
.cads-panel-launcher:hover:not(:disabled) { background: var(--cad-bg-hover); color: var(--cad-text); }
.cads-panel-collapsed {
  display: none;
  flex: 1;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2px;
  min-width: 56px;
  max-width: 96px;
  padding: 4px 6px;
  border: 0;
  background: transparent;
}
.cads-panel-collapsed .cads-rb-label { max-width: 84px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.cads-panel-collapsed .cads-g { width: 10px; height: 10px; color: var(--cad-text-muted); }
.cads-panel-collapsed:hover,
.cads-panel-collapsed.cads-open { background: var(--cad-bg-hover); }
.cads-panel[data-collapse="2"] .cads-panel-body { display: none; }
.cads-panel[data-collapse="2"] .cads-panel-collapsed { display: flex; }
.cads-panel[data-collapse="1"] .cads-rows .cads-rb-small > .cads-rb-label,
.cads-panel[data-collapse="1"] .cads-rows .cads-split-small .cads-split-main > .cads-rb-label,
.cads-panel[data-collapse="1"] .cads-combo-caption { display: none; }

.cads-panel-stub {
  display: flex;
  flex: none;
  align-items: center;
  gap: 3px;
  padding: 0 8px;
  border: 0;
  border-right: 1px solid var(--cad-separator);
  background: transparent;
  color: var(--cad-text);
  white-space: nowrap;
}
.cads-panel-stub-buttons { flex-direction: column; justify-content: center; gap: 1px; min-width: 58px; padding: 2px 6px; font-size: 11px; }
.cads-panel-stub .cads-g { width: 10px; height: 10px; color: var(--cad-text-muted); }
.cads-panel-stub:hover,
.cads-panel-stub.cads-open { background: var(--cad-bg-hover); }

.cads-col { display: flex; flex: none; align-items: stretch; }
.cads-rows { flex-direction: column; justify-content: flex-start; gap: 2px; }
.cads-row { display: flex; flex: none; align-items: center; gap: 1px; height: 22px; }
.cads-rsep { width: 1px; height: 18px; margin: 0 3px; background: var(--cad-separator); }

.cads-rb {
  display: inline-flex;
  flex: none;
  align-items: center;
  border: 1px solid transparent;
  border-radius: 2px;
  background: transparent;
  color: var(--cad-text);
  white-space: nowrap;
}
.cads-rb:hover:not(:disabled),
.cads-rb.cads-open { background: var(--cad-bg-hover); border-color: var(--cad-border-soft); }
.cads-rb:active:not(:disabled) { background: var(--cad-bg-pressed); }
.cads-rb.cads-on { background: var(--cad-bg-toggle-on); border-color: var(--cad-accent); }
.cads-rb:disabled { color: var(--cad-text-disabled); }
.cads-rb:disabled .cads-ic,
.cads-qbtn:disabled .cads-ic,
.cads-nav-btn:disabled .cads-ic,
.cads-appmenu-item:disabled .cads-ic,
.cads-appmenu-subitem:disabled .cads-ic,
.cads-menu-item.cads-disabled .cads-ic { opacity: 0.38; filter: grayscale(1); }
.cads-rb-small { gap: 4px; height: 22px; padding: 0 5px 0 2px; }
/* Children never become the event target, so repainting a button's icon or
   label between mousedown and mouseup cannot swallow the click. */
.cads-rb > *,
.cads-split-arrow > *,
.cads-sb-btn > *,
.cads-sb-arrow > *,
.cads-qbtn > *,
.cads-nav-btn > *,
.cads-panel-collapsed > *,
.cads-panel-stub > *,
button.cads-combo-box > *,
.cads-rtab > * { pointer-events: none; }
.cads-rb-icon { justify-content: center; width: 24px; height: 22px; padding: 0; }
.cads-rb-large {
  flex-direction: column;
  justify-content: flex-start;
  gap: 2px;
  min-width: 44px;
  max-width: 76px;
  height: 100%;
  padding: 4px 3px 2px;
}
.cads-rb-large > .cads-rb-label,
.cads-split-large .cads-rb-label,
.cads-panel-collapsed .cads-rb-label,
.cads-panel-stub-buttons .cads-rb-label {
  display: -webkit-box;
  max-width: 72px;
  overflow: hidden;
  text-align: center;
  white-space: normal;
  word-break: keep-all;
  line-height: 13px;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
}
.cads-rb-menu .cads-rb-caret,
.cads-inline-caret { width: 10px; height: 10px; color: var(--cad-text-muted); vertical-align: -1px; }

.cads-split { display: inline-flex; flex: none; border: 1px solid transparent; border-radius: 2px; }
.cads-split .cads-split-main,
.cads-split .cads-split-arrow { border: 0; border-radius: 0; }
.cads-split:hover { border-color: var(--cad-border-soft); }
.cads-split-arrow {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0;
  background: transparent;
  color: var(--cad-text-muted);
}
.cads-split-arrow .cads-g { width: 10px; height: 10px; }
.cads-split-arrow:hover:not(:disabled),
.cads-split-arrow.cads-open,
.cads-split-main:hover:not(:disabled) { background: var(--cad-bg-hover); color: var(--cad-text); }
.cads-split-arrow:disabled { color: var(--cad-text-disabled); }
.cads-split-small .cads-split-arrow,
.cads-split-icon .cads-split-arrow { width: 13px; height: 22px; border-left: 1px solid transparent; }
.cads-split-small:hover .cads-split-arrow,
.cads-split-icon:hover .cads-split-arrow { border-left-color: var(--cad-border-soft); }
.cads-split-icon .cads-split-main { width: 24px; justify-content: center; padding: 0; }
.cads-split-large { flex-direction: column; height: 100%; }
.cads-split-large .cads-split-main { flex: none; justify-content: center; min-width: 44px; max-width: 76px; height: 40px; padding: 4px 3px 0; }
.cads-split-large .cads-split-arrow {
  flex: 1;
  flex-direction: column;
  justify-content: flex-start;
  gap: 0;
  min-width: 44px;
  max-width: 76px;
  padding: 1px 3px 1px;
  border-top: 1px solid transparent;
  color: var(--cad-text);
}
.cads-split-large:hover .cads-split-arrow { border-top-color: var(--cad-border-soft); }
.cads-split-large .cads-split-arrow:disabled { color: var(--cad-text-disabled); }
.cads-split-large .cads-split-arrow .cads-g { color: var(--cad-text-muted); }

/* combos */
.cads-combo { display: flex; flex: none; align-items: center; gap: 2px; height: 22px; min-width: 0; }
.cads-combo-icon {
  display: inline-flex;
  flex: none;
  align-items: center;
  justify-content: center;
  width: 22px;
  height: 22px;
  padding: 0;
  border: 1px solid transparent;
  border-radius: 2px;
  background: transparent;
}
.cads-combo-icon:hover:not(:disabled) { background: var(--cad-bg-hover); border-color: var(--cad-border-soft); }
.cads-combo-caption { flex: none; padding: 0 3px; color: var(--cad-text-muted); white-space: nowrap; }
.cads-combo-box {
  display: flex;
  flex: 1;
  align-items: center;
  gap: 4px;
  min-width: 0;
  height: 20px;
  padding: 0 0 0 4px;
  border: 1px solid var(--cad-border-soft);
  border-radius: 1px;
  background: var(--cad-bg-input);
  text-align: left;
}
button.cads-combo-box:hover:not(:disabled),
.cads-combo-box.cads-open,
.cads-combo-edit:focus-within { border-color: var(--cad-accent); }
.cads-combo.cads-disabled .cads-combo-box { color: var(--cad-text-disabled); }
.cads-combo.cads-disabled .cads-swatch,
.cads-combo.cads-disabled .cads-lstate { opacity: 0.45; }
.cads-combo-value { display: flex; flex: 1; align-items: center; gap: 3px; min-width: 0; overflow: hidden; }
.cads-combo-text { min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.cads-combo-caret,
.cads-combo-caret-btn {
  display: inline-flex;
  flex: none;
  align-items: center;
  justify-content: center;
  width: 15px;
  height: 100%;
  padding: 0;
  border: 0;
  border-left: 1px solid var(--cad-border-soft);
  background: transparent;
  color: var(--cad-text-muted);
}
.cads-combo-caret .cads-g,
.cads-combo-caret-btn .cads-g { width: 10px; height: 10px; }
.cads-combo-caret-btn:hover:not(:disabled) { background: var(--cad-bg-hover); color: var(--cad-text); }
.cads-combo-input {
  flex: 1;
  min-width: 0;
  height: 100%;
  padding: 0;
  border: 0;
  outline: none;
  background: transparent;
  font-family: var(--cad-font-mono);
}
.cads-combo-slider { gap: 6px; padding-right: 6px; }
.cads-combo-range { flex: 1; min-width: 0; height: 12px; accent-color: var(--cad-accent); }
.cads-combo-rangeval { flex: none; width: 18px; color: var(--cad-text-muted); text-align: right; }

.cads-lstate { width: 14px; height: 14px; }
.cads-lstate-on { color: var(--cad-warning); }
.cads-lstate-off { color: var(--cad-text-disabled); }
.cads-lstate-thawed { color: var(--cad-warning); }
.cads-lstate-frozen { color: var(--cad-keyword); }
.cads-lstate-unlocked { color: var(--cad-text-muted); }
.cads-lstate-locked { color: var(--cad-text); }
.cads-layer-row .cads-lstate[role="button"] { border-radius: 2px; cursor: default; }
.cads-layer-row .cads-lstate[role="button"]:hover { background: var(--cad-bg-pressed); }

.cads-lt-sample { display: inline-flex; flex: none; width: 40px; height: 8px; line-height: 0; }
.cads-lt-sample svg { width: 100%; height: 100%; stroke: currentColor; stroke-width: 1.4; }
.cads-lw-sample { display: inline-flex; flex: none; align-items: center; width: 34px; height: 12px; }
.cads-lw-sample > span { display: block; width: 100%; background: currentColor; }
.cads-lt-row,
.cads-lw-row { display: inline-flex; align-items: center; gap: 8px; }

/* ribbon pop-ups and slide-outs */
.cads-ribbon-pop {
  position: fixed;
  display: flex;
  max-width: calc(100vw - 8px);
  height: var(--cad-ribbon-panels-h, 96px);
  min-height: 96px;
  border: 1px solid var(--cad-border);
  background: var(--cad-bg-ribbon);
  box-shadow: var(--cad-shadow);
}
.cads-ribbon-pop > .cads-panels { flex: 1; }
.cads-panel-pop { width: auto; height: 96px; overflow-x: auto; }
.cads-panel-pop > .cads-panel { border-right: 0; }
.cads-slideout {
  position: fixed;
  display: flex;
  flex-direction: column;
  max-width: calc(100vw - 8px);
  border: 1px solid var(--cad-border);
  background: var(--cad-bg-panel);
  box-shadow: var(--cad-shadow);
}
.cads-slideout-rows { display: flex; flex-direction: column; gap: 2px; padding: 4px; }
.cads-slideout-row { height: auto; min-height: 22px; flex-wrap: wrap; }
.cads-slideout-foot {
  display: flex;
  align-items: center;
  gap: 4px;
  height: 19px;
  padding: 0 2px;
  background: var(--cad-bg-panel-title);
  color: var(--cad-text-muted);
  font-size: 11px;
}
.cads-slideout-title { flex: 1; text-align: center; }
.cads-slideout-pin {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 17px;
  height: 17px;
  padding: 0;
  border: 0;
  background: transparent;
  color: var(--cad-text-muted);
}
.cads-slideout-pin .cads-g { width: 12px; height: 12px; }
.cads-slideout-pin:hover { background: var(--cad-bg-hover); color: var(--cad-text); }
.cads-slideout-pin.cads-pinned { color: var(--cad-accent-strong); }

/* item gallery (contextual tabs, e.g. hatch patterns) */
.cads-igal { display: flex; flex: none; align-items: stretch; gap: 1px; height: 70px; border: 1px solid var(--cad-border-soft); background: var(--cad-bg-input); }
.cads-igal-strip {
  display: grid;
  align-content: start;
  gap: 2px;
  padding: 2px;
  overflow: hidden;
  scroll-behavior: smooth;
}
.cads-igal-tile {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0;
  border: 1px solid transparent;
  border-radius: 1px;
  background: transparent;
  overflow: hidden;
}
.cads-igal-tile > * { pointer-events: none; }
.cads-igal-tile:hover:not(:disabled) { border-color: var(--cad-accent); }
.cads-igal-tile.cads-current { border-color: var(--cad-accent); box-shadow: inset 0 0 0 1px var(--cad-accent); }
.cads-igal-tile:disabled { opacity: 0.4; }
.cads-igal-swatch { display: block; width: 100%; height: 100%; border: 1px solid var(--cad-border-soft); background-size: cover; }
.cads-igal-text { color: var(--cad-text-muted); font-size: 10px; line-height: 1.1; text-align: center; overflow: hidden; }
.cads-igal-side { display: flex; flex-direction: column; border-left: 1px solid var(--cad-border-soft); }
.cads-igal-nav {
  display: inline-flex;
  flex: 1;
  align-items: center;
  justify-content: center;
  width: 14px;
  padding: 0;
  border: 0;
  background: transparent;
  color: var(--cad-text-muted);
}
.cads-igal-nav .cads-g { width: 10px; height: 10px; }
.cads-igal-nav:hover:not(:disabled),
.cads-igal-nav.cads-open { background: var(--cad-bg-hover); color: var(--cad-text); }
.cads-igal-nav:disabled { color: var(--cad-text-disabled); }
.cads-igal-more { border-top: 1px solid var(--cad-border-soft); }
.cads-igal-pop { width: auto; max-width: min(560px, calc(100vw - 8px)); }
.cads-igal-grid { display: grid; gap: 4px; max-height: min(420px, 60vh); padding: 6px; overflow: auto; }
.cads-igal-cell {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 3px;
  padding: 4px 2px;
  border: 1px solid transparent;
  border-radius: 2px;
  background: transparent;
}
.cads-igal-cell > * { pointer-events: none; }
.cads-igal-cell:hover:not(:disabled) { background: var(--cad-bg-hover); border-color: var(--cad-border-soft); }
.cads-igal-cell.cads-current { border-color: var(--cad-accent); }
.cads-igal-art { display: flex; align-items: center; justify-content: center; overflow: hidden; }

/* blocks gallery */
.cads-gallery {
  position: fixed;
  display: flex;
  flex-direction: column;
  width: 348px;
  max-width: calc(100vw - 8px);
  border: 1px solid var(--cad-border);
  background: var(--cad-bg-menu);
  box-shadow: var(--cad-shadow);
}
.cads-gallery-head { padding: 5px 8px; border-bottom: 1px solid var(--cad-border-soft); color: var(--cad-text-muted); font-size: 11px; }
.cads-gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(76px, 1fr));
  gap: 4px;
  max-height: min(360px, 60vh);
  padding: 6px;
  overflow: auto;
}
.cads-gallery-tile {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 3px;
  padding: 4px 2px;
  border: 1px solid transparent;
  border-radius: 2px;
  background: transparent;
}
.cads-gallery-tile:hover { background: var(--cad-bg-hover); border-color: var(--cad-border-soft); }
.cads-gallery-name { max-width: 72px; overflow: hidden; font-size: 11px; text-overflow: ellipsis; white-space: nowrap; }
.cads-thumb {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 64px;
  height: 52px;
  border: 1px solid var(--cad-border-soft);
  background: var(--cad-model-bg);
  color: #e8ecf1;
}
.cads-thumb svg { width: 100%; height: 100%; fill: none; stroke: currentColor; stroke-width: 1; }
.cads-thumb-empty { color: var(--cad-text-muted); font-size: 18px; }
.cads-gallery-foot { display: flex; flex-direction: column; padding: 4px 0; border-top: 1px solid var(--cad-border-soft); }
.cads-gallery-link { padding: 4px 10px; border: 0; background: transparent; text-align: left; }
.cads-gallery-link:hover { background: var(--cad-bg-hover); }

/* ------------------------------------------------------------- menus */

.cad-floating > .cads-menu-layer { position: fixed; inset: 0; pointer-events: none; }
.cads-menu {
  position: fixed;
  min-width: 190px;
  max-width: min(440px, calc(100vw - 8px));
  padding: 3px 0;
  overflow-x: hidden;
  overflow-y: auto;
  border: 1px solid var(--cad-border);
  background: var(--cad-bg-menu);
  box-shadow: var(--cad-shadow);
  color: var(--cad-text);
  font-size: 12px;
  pointer-events: auto;
  user-select: none;
}
.cads-menu-item {
  display: grid;
  grid-template-columns: 26px minmax(0, 1fr) auto 14px;
  align-items: center;
  column-gap: 4px;
  min-height: 24px;
  padding: 0 6px 0 3px;
  white-space: nowrap;
  cursor: default;
}
.cads-menu-item.cads-active { background: var(--cad-bg-hover); }
.cads-menu-item.cads-open-sub { background: var(--cad-bg-hover); }
.cads-menu-item.cads-disabled { color: var(--cad-text-disabled); }
.cads-menu-item.cads-disabled .cads-ic,
.cads-menu-item.cads-disabled .cads-swatch { opacity: 0.45; }
.cads-menu-icon { display: inline-flex; align-items: center; justify-content: center; width: 22px; height: 22px; }
.cads-menu-checked { border: 1px solid var(--cad-accent); border-radius: 2px; background: var(--cad-bg-toggle-on); }
.cads-menu-checked > .cads-g:only-child { color: var(--cad-text); }
.cads-menu-icon { position: relative; }
.cads-menu-checkmark {
  position: absolute;
  right: -3px;
  bottom: -3px;
  width: 11px;
  height: 11px;
  border-radius: 2px;
  background: var(--cad-accent);
  color: var(--cad-accent-text);
}
.cads-menu-checkmark svg { stroke-width: 2; }
.cads-menu-label { min-width: 0; overflow: hidden; text-overflow: ellipsis; }
.cads-menu-desc { display: block; color: var(--cad-text-muted); font-size: 11px; white-space: normal; }
.cads-menu-shortcut { padding-left: 20px; color: var(--cad-text-muted); }
.cads-menu-shortcut:empty { padding-left: 0; }
.cads-menu-arrow { display: inline-flex; justify-content: flex-end; }
.cads-menu-arrow .cads-g { width: 10px; height: 10px; }
.cads-menu-sep { height: 1px; margin: 3px 4px 3px 32px; background: var(--cad-separator); }
.cads-menu-header { padding: 4px 10px 3px; color: var(--cad-text-muted); font-size: 11px; font-weight: 700; }
.cads-menu-large .cads-menu-item { grid-template-columns: 38px minmax(0, 1fr) auto 14px; min-height: 38px; }
.cads-menu-large .cads-menu-icon { width: 34px; height: 34px; }
.cads-combo-menu { max-height: min(420px, calc(100vh - 8px)); }
.cads-combo-menu .cads-menu-item { min-height: 22px; }
.cads-tpl { display: inline-flex; flex-direction: column; line-height: 1.25; }
.cads-tpl small { color: var(--cad-text-muted); font-size: 11px; }

.cads-history,
.cads-dropdown {
  position: fixed;
  display: flex;
  flex-direction: column;
  max-width: calc(100vw - 8px);
  border: 1px solid var(--cad-border);
  background: var(--cad-bg-menu);
  box-shadow: var(--cad-shadow);
}
.cads-history { width: 230px; }
.cads-history-list { max-height: min(360px, 60vh); overflow: auto; padding: 2px 0; }
.cads-history-row { padding: 3px 10px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; cursor: default; }
.cads-history-row.cads-sel { background: var(--cad-bg-hover); }
.cads-history-foot { padding: 4px 10px; border-top: 1px solid var(--cad-border-soft); color: var(--cad-text-muted); font-size: 11px; }

.cads-layer-dd { max-height: min(380px, 60vh); overflow: auto; padding: 2px 0; }
.cads-layer-row {
  display: flex;
  align-items: center;
  gap: 4px;
  min-height: 22px;
  padding: 0 8px 0 5px;
  white-space: nowrap;
  cursor: default;
}
.cads-layer-row.cads-active { background: var(--cad-bg-hover); }
.cads-layer-row.cads-current .cads-layer-name { font-weight: 700; }
.cads-layer-name { min-width: 0; margin-left: 4px; overflow: hidden; text-overflow: ellipsis; }

.cads-transp { gap: 8px; width: 240px; padding: 8px; }
.cads-transp-row { display: flex; gap: 4px; }
.cads-transp-opt { flex: 1; height: 22px; border: 1px solid var(--cad-border-soft); background: var(--cad-bg-input); }
.cads-transp-opt:hover,
.cads-transp-opt.cads-current { border-color: var(--cad-accent); }
.cads-transp-foot { display: flex; justify-content: flex-end; }

/* ------------------------------------------------------------ tooltips */

.cads-tip {
  position: fixed;
  z-index: 100000;
  max-width: 320px;
  padding: 7px 10px 6px;
  border: 1px solid var(--cad-border-soft);
  background: var(--cad-bg-tooltip);
  box-shadow: var(--cad-shadow);
  color: var(--cad-text);
  font-size: 12px;
  pointer-events: none !important;
}
.cads-tip-title { font-weight: 700; }
.cads-tip-key { color: var(--cad-text-muted); font-weight: 400; }
.cads-tip-desc { margin-top: 4px; color: var(--cad-text); line-height: 1.45; }
.cads-tip-sep { height: 1px; margin: 7px 0 5px; background: var(--cad-separator); }
.cads-tip-cmd { display: flex; align-items: center; gap: 6px; }
.cads-tip-cmd .cads-g { color: var(--cad-text-muted); }
.cads-tip-cmdname { font-family: var(--cad-font-mono); font-weight: 700; }
.cads-tip-alias { margin-left: auto; color: var(--cad-text-muted); font-size: 11px; }
.cads-tip-warn { margin-top: 4px; color: var(--cad-warning); font-size: 11px; }
.cads-tip-help { display: flex; align-items: center; gap: 6px; margin-top: 5px; color: var(--cad-text-muted); font-size: 11px; }
.cads-tip-help .cads-g { width: 13px; height: 13px; }
/* Extended tooltip (확장된 툴팁): the command's icon drawn large and more text. */
.cads-tip-extended { max-width: 380px; }
.cads-tip-ext { display: flex; align-items: flex-start; gap: 10px; margin-top: 7px; padding: 7px; border: 1px solid var(--cad-border-soft); background: var(--cad-bg-input, transparent); }
.cads-tip-ext .cads-ic { flex: none; }
.cads-tip-ext-text { display: flex; flex-direction: column; gap: 3px; line-height: 1.45; color: var(--cad-text); }

/* File tab hover: thumbnails of the drawing's model and layouts. */
.cads-ftab-preview {
  position: fixed;
  z-index: 60;
  display: flex;
  flex-direction: column;
  gap: 6px;
  max-width: calc(100vw - 16px);
  padding: 6px;
  border: 1px solid var(--cad-border-soft);
  background: var(--cad-bg-menu);
  box-shadow: var(--cad-shadow);
  font-size: 12px;
}
.cads-ftab-preview-name { padding: 0 2px; color: var(--cad-text-muted); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.cads-ftab-preview-row { display: flex; gap: 6px; overflow-x: auto; }
.cads-ftab-thumb { display: flex; flex-direction: column; align-items: stretch; gap: 3px; padding: 3px; border: 1px solid transparent; background: transparent; color: var(--cad-text); cursor: pointer; font: inherit; }
.cads-ftab-thumb:hover, .cads-ftab-thumb[aria-current="true"] { border-color: var(--cad-accent, var(--cad-border)); background: var(--cad-bg-hover); }
.cads-ftab-thumb canvas { display: block; border: 1px solid var(--cad-border-soft); }
.cads-ftab-thumb-label { max-width: 160px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; text-align: center; }

/* keytips (Alt) */
.cad-floating > .cads-keytip {
  position: fixed;
  z-index: 100001;
  min-width: 17px;
  padding: 0 4px;
  border: 1px solid var(--cad-border);
  border-radius: 2px;
  background: var(--cad-bg-tooltip);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.4);
  color: var(--cad-text);
  font: 700 11px/15px var(--cad-font);
  text-align: center;
  transform: translateX(-50%);
  pointer-events: none;
}
.cad-floating > .cads-keytip.cads-keytip-dim { opacity: 0.3; }

/* ------------------------------------------------------------- dialogs */

.cad-floating > .cads-dialog-backdrop { position: fixed; inset: 0; background: rgba(0, 0, 0, 0.18); }
.cads-dialog {
  position: fixed;
  display: flex;
  flex-direction: column;
  max-width: calc(100vw - 8px);
  max-height: calc(100dvh - 8px);
  border: 1px solid var(--cad-border);
  background: var(--cad-bg-dialog);
  box-shadow: var(--cad-shadow);
  color: var(--cad-text);
  outline: none;
}
.cads-dialog-title {
  display: flex;
  flex: none;
  align-items: center;
  height: 30px;
  padding-left: 10px;
  background: var(--cad-bg-titlebar);
  cursor: move;
  user-select: none;
  touch-action: none;
}
.cads-dialog-title-text { flex: 1; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.cads-dialog-x {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 100%;
  padding: 0;
  border: 0;
  background: transparent;
}
.cads-dialog-x:hover { background: var(--cad-danger); color: #fff; }
.cads-dialog-body { flex: 1 1 auto; min-height: 0; padding: 10px 12px; overflow: auto; }
.cads-dialog-footer { display: flex; flex: none; flex-wrap: wrap; justify-content: flex-end; gap: 6px; padding: 8px 12px 10px; }
.cads-dialog-footer-left { display: flex; gap: 6px; margin-right: auto; }
.cads-btn {
  min-width: 76px;
  height: 24px;
  padding: 0 12px;
  border: 1px solid var(--cad-border-soft);
  border-radius: 2px;
  background: var(--cad-bg-input);
  color: var(--cad-text);
  white-space: nowrap;
}
.cads-btn:hover:not(:disabled) { border-color: var(--cad-accent); background: var(--cad-bg-hover); }
.cads-btn:active:not(:disabled) { background: var(--cad-bg-pressed); }
.cads-btn:disabled { color: var(--cad-text-disabled); }
.cads-btn-primary { border-color: var(--cad-accent); box-shadow: inset 0 0 0 1px var(--cad-accent); }

.cads-tabs { display: flex; flex-direction: column; min-height: 0; }
.cads-tabs-head {
  display: flex;
  flex-wrap: wrap;
  gap: 0;
  border-bottom: 1px solid var(--cad-border-soft);
}
.cads-tab {
  margin-bottom: -1px;
  padding: 4px 8px;
  border: 1px solid transparent;
  border-bottom: 0;
  border-radius: 2px 2px 0 0;
  background: transparent;
  color: var(--cad-text-muted);
  white-space: nowrap;
}
.cads-tab:hover { color: var(--cad-text); }
.cads-tab[aria-selected="true"] { border-color: var(--cad-border-soft); background: var(--cad-bg-dialog); color: var(--cad-text); box-shadow: inset 0 2px 0 var(--cad-accent); }
.cads-tabs-body { padding-top: 10px; min-height: 0; }
.cads-pane { display: flex; flex-direction: column; gap: 8px; }
.cads-pane-cols { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 10px; }
.cads-pane-cols > div { display: flex; flex-direction: column; gap: 8px; min-width: 0; }
.cads-group { display: flex; flex-direction: column; gap: 6px; margin: 0; padding: 6px 10px 8px; border: 1px solid var(--cad-border-soft); border-radius: 2px; min-width: 0; }
.cads-group > legend { padding: 0 4px; color: var(--cad-text); }
.cads-check { display: flex; align-items: center; gap: 6px; min-height: 20px; }
.cads-check input { margin: 0; accent-color: var(--cad-accent); }
.cads-check.cads-disabled,
.cads-field.cads-disabled { color: var(--cad-text-disabled); }
.cads-field { display: flex; align-items: center; justify-content: space-between; gap: 8px; min-height: 24px; }
.cads-field-label { flex: 1 1 auto; min-width: 0; }
.cads-indent { padding-left: 22px; }
.cads-input,
.cads-select {
  height: 22px;
  padding: 0 5px;
  border: 1px solid var(--cad-border-soft);
  border-radius: 1px;
  background: var(--cad-bg-input);
  color: var(--cad-text);
  outline: none;
}
.cads-input:focus,
.cads-select:focus { border-color: var(--cad-accent); }
.cads-input:disabled,
.cads-select:disabled { color: var(--cad-text-disabled); }
.cads-select { min-width: 120px; }
.cads-input-num { width: 88px; font-family: var(--cad-font-mono); }
.cads-slider { display: inline-flex; align-items: center; gap: 8px; min-width: 0; }
.cads-slider .cads-input-num { width: 60px; }
.cads-range { flex: 1; min-width: 80px; accent-color: var(--cad-accent); }
.cads-note { margin: 0; color: var(--cad-text-muted); line-height: 1.5; }
.cads-dlg-head { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 6px 16px; margin-bottom: 8px; color: var(--cad-text-muted); }
.cads-osnap-grid { display: grid; grid-template-columns: 1fr 1fr auto; gap: 4px 16px; align-items: start; }
.cads-osnap-grid > div { display: flex; flex-direction: column; gap: 3px; }
.cads-osnap-grid .cads-check .cads-g { color: var(--cad-success); }
.cads-osnap-btns { gap: 6px !important; }
.cads-units-sample { padding: 6px 8px; border: 1px solid var(--cad-border-soft); background: var(--cad-bg-input); font-family: var(--cad-font-mono); }

.cads-table { width: 100%; border-collapse: collapse; font-size: 12px; }
.cads-table th,
.cads-table td { padding: 4px 8px; border-bottom: 1px solid var(--cad-border-soft); text-align: left; vertical-align: top; }
.cads-table th { position: sticky; top: 0; background: var(--cad-bg-panel-title); color: var(--cad-text-muted); font-weight: 400; }
.cads-help .cads-tabs-body { max-height: min(60vh, 560px); overflow: auto; }
.cads-help-tools { display: flex; flex-wrap: wrap; align-items: center; gap: 6px 14px; }
.cads-help-search { flex: 1 1 240px; min-width: 0; }
.cads-help-cmds tbody tr:hover { background: var(--cad-bg-hover); }
.cads-help-cmds tr.cads-unsupported td:first-child { color: var(--cad-text-muted); }
.cads-about { gap: 12px; }
.cads-about-brand { display: flex; align-items: center; gap: 10px; }
.cads-about-brand .cads-ic-fallback { background: var(--cad-danger); border-color: transparent; color: #fff; }
.cads-about-name { font-size: 16px; font-weight: 700; }

/* ------------------------------------------------------------- file tabs */

.cads-filetabs {
  display: flex;
  align-items: stretch;
  height: var(--cad-filetabs-h);
  min-width: 0;
  border-bottom: 1px solid var(--cad-border);
  user-select: none;
}
.cads-ftabs-strip {
  display: flex;
  flex: 1 1 auto;
  align-items: stretch;
  min-width: 0;
  overflow-x: auto;
  scrollbar-width: none;
}
.cads-ftabs-strip::-webkit-scrollbar { display: none; }
.cads-ftab {
  display: flex;
  flex: 0 1 auto;
  align-items: center;
  gap: 6px;
  min-width: 72px;
  max-width: 220px;
  padding: 0 4px 0 10px;
  border-right: 1px solid var(--cad-border);
  background: var(--cad-bg-filetab);
  color: var(--cad-text-muted);
  outline: none;
  cursor: default;
}
.cads-ftab:hover { background: var(--cad-bg-hover); color: var(--cad-text); }
.cads-ftab[aria-selected="true"] { background: var(--cad-bg-filetab-active); color: var(--cad-text); box-shadow: inset 0 2px 0 var(--cad-accent); }
.cads-ftab > .cads-g { color: var(--cad-text-muted); }
.cads-ftab-name { flex: 1; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.cads-ftab-start { flex: none; min-width: 0; padding-right: 12px; }
.cads-ftab-close {
  display: inline-flex;
  flex: none;
  align-items: center;
  justify-content: center;
  width: 18px;
  height: 18px;
  padding: 0;
  border: 0;
  border-radius: 2px;
  background: transparent;
  color: var(--cad-text-muted);
  visibility: hidden;
}
.cads-ftab-close .cads-g { width: 12px; height: 12px; }
.cads-ftab:hover .cads-ftab-close,
.cads-ftab[aria-selected="true"] .cads-ftab-close { visibility: visible; }
.cads-ftab-close:hover { background: var(--cad-bg-pressed); color: var(--cad-text); }
.cads-ftab-plus,
.cads-ftabs-list {
  display: inline-flex;
  flex: none;
  align-items: center;
  justify-content: center;
  width: 28px;
  padding: 0;
  border: 0;
  background: transparent;
  color: var(--cad-text-muted);
}
.cads-ftabs-list { width: 24px; border-left: 1px solid var(--cad-border); }
.cads-ftabs-list .cads-g { width: 12px; height: 12px; }
.cads-ftab-plus:hover,
.cads-ftabs-list:hover,
.cads-ftabs-list.cads-open { background: var(--cad-bg-hover); color: var(--cad-text); }

/* ------------------------------------------------------------- start tab */

.cads-start {
  display: flex;
  min-height: 100%;
  background: var(--cad-bg-app);
  color: var(--cad-text);
}
.cads-start-side {
  display: flex;
  flex: 0 0 240px;
  flex-direction: column;
  gap: 8px;
  padding: 22px 18px;
  border-right: 1px solid var(--cad-border);
  background: var(--cad-bg-titlebar);
}
.cads-start-brand { display: flex; align-items: center; gap: 10px; margin-bottom: 14px; font-size: 16px; font-weight: 700; }
.cads-start-brand .cads-ic-fallback { background: var(--cad-danger); border-color: transparent; color: #fff; }
.cads-start-new { display: flex; height: 34px; }
.cads-start-newbtn,
.cads-start-newarrow {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border: 0;
  background: var(--cad-accent);
  color: var(--cad-accent-text);
  font-weight: 700;
}
.cads-start-newbtn { flex: 1; justify-content: flex-start; padding: 0 12px; border-radius: 3px 0 0 3px; }
.cads-start-newarrow { width: 30px; border-left: 1px solid color-mix(in srgb, var(--cad-accent-text) 35%, transparent); border-radius: 0 3px 3px 0; }
.cads-start-newbtn:hover,
.cads-start-newarrow:hover,
.cads-start-newarrow.cads-open { background: var(--cad-accent-strong); }
.cads-start-open {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  height: 34px;
  padding: 0 12px;
  border: 1px solid var(--cad-border-soft);
  border-radius: 3px;
  background: transparent;
  color: var(--cad-text);
}
.cads-start-open:hover { background: var(--cad-bg-hover); }
.cads-start-nav { display: flex; flex-direction: column; gap: 2px; margin-top: 16px; }
.cads-start-navitem { padding: 6px 10px; border: 0; border-radius: 3px; background: transparent; color: var(--cad-text-muted); text-align: left; }
.cads-start-navitem.cads-current { background: var(--cad-bg-hover); color: var(--cad-text); box-shadow: inset 3px 0 0 var(--cad-accent); }
.cads-start-formats { display: flex; flex-direction: column; gap: 3px; margin-top: auto; padding-top: 12px; border-top: 1px solid var(--cad-border-soft); font-size: 11px; }
.cads-start-formats-title { color: var(--cad-text-muted); font-weight: 700; }
.cads-start-main { display: flex; flex: 1; flex-direction: column; gap: 12px; min-width: 0; padding: 22px 28px; }
.cads-start-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.cads-start-head h2 { margin: 0; font-size: 20px; font-weight: 400; }
.cads-start-views { display: flex; gap: 2px; }
.cads-start-view {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 26px;
  padding: 0;
  border: 1px solid transparent;
  border-radius: 2px;
  background: transparent;
  color: var(--cad-text-muted);
}
.cads-start-view:hover { background: var(--cad-bg-hover); }
.cads-start-view[aria-pressed="true"] { border-color: var(--cad-border-soft); background: var(--cad-bg-hover); color: var(--cad-text); }
.cads-start-table tbody tr { cursor: default; outline: none; }
.cads-start-table tbody tr:hover,
.cads-start-table tbody tr:focus-visible { background: var(--cad-bg-hover); }
.cads-start-table td { padding-top: 7px; padding-bottom: 7px; vertical-align: middle; white-space: nowrap; }
.cads-start-table td:first-child { width: 60%; white-space: normal; }
.cads-start-name { display: flex; align-items: center; gap: 8px; min-width: 0; word-break: break-all; }
.cads-start-tiles { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 10px; }
.cads-start-tile {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 4px;
  padding: 8px;
  border: 1px solid var(--cad-border-soft);
  border-radius: 3px;
  background: var(--cad-bg-panel);
  text-align: left;
}
.cads-start-tile:hover { border-color: var(--cad-accent); }
.cads-start-tile-art {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 84px;
  background: var(--cad-model-bg);
  color: var(--cad-text-muted);
}
.cads-start-tile-art > .cads-g { width: 36px; height: 36px; }
.cads-start-tile-art > .cads-fmt { position: absolute; right: 6px; bottom: 6px; }
.cads-start-tile-name { width: 100%; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.cads-start-empty { padding: 28px 0 8px; }
.cads-start-empty p { margin: 0 0 6px; }
.cads-start-hint { margin: 0; color: var(--cad-text-muted); font-size: 11px; }
.cads-start-drop {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 72px;
  margin-top: 4px;
  border: 1px dashed var(--cad-border-soft);
  border-radius: 4px;
  color: var(--cad-text-muted);
}

/* ------------------------------------------------ drawing-area controls */

.cads-vpc {
  position: absolute;
  left: 6px;
  top: 4px;
  z-index: 5;
  display: flex;
  gap: 0;
  font-size: 12px;
}
.cads-vpc-btn {
  padding: 1px 2px;
  border: 1px solid transparent;
  background: transparent;
  color: var(--cad-text);
  opacity: 0.85;
  text-shadow: 0 1px 1px rgba(0, 0, 0, 0.5);
}
.cads-vpc-btn:hover,
.cads-vpc-btn.cads-open { border-color: var(--cad-border-soft); background: var(--cad-bg-menu); opacity: 1; text-shadow: none; }
.cad-app[data-theme="light"] .cads-vpc-btn { color: #f0f2f5; }
.cad-app[data-theme="light"] .cads-vpc-btn:hover,
.cad-app[data-theme="light"] .cads-vpc-btn.cads-open { color: var(--cad-text); }

.cads-navbar { position: absolute; right: 10px; top: 58px; z-index: 5; }
#cad-overlay[data-cads-viewcube="on"] .cads-navbar { top: 170px; }
.cads-navbar-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1px;
  width: 30px;
  padding: 3px 0 2px;
  border: 1px solid color-mix(in srgb, var(--cad-border-soft) 70%, transparent);
  border-radius: 3px;
  background: color-mix(in srgb, var(--cad-bg-menu) 72%, transparent);
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.3);
  opacity: 0.82;
  transition: opacity 0.15s;
}
.cads-navbar-inner:hover { opacity: 1; }
.cads-nav-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 26px;
  height: 26px;
  padding: 0;
  border: 1px solid transparent;
  border-radius: 2px;
  background: transparent;
}
.cads-nav-btn:hover:not(:disabled) { background: var(--cad-bg-hover); border-color: var(--cad-border-soft); }
.cads-nav-btn:disabled .cads-ic { opacity: 0.4; }
.cads-nav-split { flex-direction: column; align-items: center; border: 0; }
.cads-nav-arrow {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 26px;
  height: 10px;
  padding: 0;
  border: 0;
  background: transparent;
  color: var(--cad-text-muted);
}
.cads-nav-arrow .cads-g { width: 10px; height: 10px; }
.cads-nav-arrow:hover:not(:disabled),
.cads-nav-arrow.cads-open { background: var(--cad-bg-hover); color: var(--cad-text); }
.cads-nav-custom {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 26px;
  height: 12px;
  margin-top: 2px;
  padding: 0;
  border: 0;
  border-top: 1px solid var(--cad-border-soft);
  background: transparent;
  color: var(--cad-text-muted);
}
.cads-nav-custom .cads-g { width: 10px; height: 10px; }
.cads-nav-custom:hover,
.cads-nav-custom.cads-open { color: var(--cad-text); background: var(--cad-bg-hover); }

.cads-viewcube {
  position: absolute;
  right: 12px;
  top: 8px;
  z-index: 5;
  display: flex;
  flex-direction: column;
  align-items: center;
  width: 112px;
  opacity: 0.75;
}
.cads-viewcube:hover { opacity: 1; }
.cads-vc-home {
  align-self: flex-start;
  display: inline-flex;
  width: 20px;
  height: 20px;
  padding: 2px;
  border: 0;
  background: transparent;
  color: var(--cad-text-muted);
}
.cads-vc-home:hover { color: var(--cad-text); }
.cads-vc-cube { width: 96px; height: 96px; }
.cads-vc-cube svg { width: 100%; height: 100%; }
.cads-vc-ring { fill: none; stroke: var(--cad-text-muted); stroke-width: 7; opacity: 0.45; }
.cads-vc-face { fill: var(--cad-bg-menu); stroke: var(--cad-text-muted); stroke-width: 1; }
.cads-vc-cube:hover .cads-vc-face { fill: var(--cad-bg-hover); }
.cads-vc-dir { fill: var(--cad-text); font-size: 11px; text-anchor: middle; }
.cads-vc-label { fill: var(--cad-text); font-size: 14px; text-anchor: middle; }
.cads-vc-wcs {
  display: inline-flex;
  align-items: center;
  gap: 2px;
  margin-top: 2px;
  padding: 0 6px;
  border: 1px solid var(--cad-border-soft);
  border-radius: 2px;
  background: var(--cad-bg-menu);
  font-size: 11px;
}

/* ------------------------------------------------------------ status bar */

.cads-status-left,
.cads-status-right { user-select: none; }
#cad-status-left.cads-status-left { flex: 1 1 0; min-width: 72px; align-items: stretch; }
#cad-status-right.cads-status-right {
  flex: 0 0 auto;
  align-items: center;
  max-width: calc(100% - 72px);
  padding-right: 2px;
}
.cads-coords {
  flex: none;
  min-width: 190px;
  padding: 0 10px;
  border: 0;
  border-right: 1px solid var(--cad-border);
  background: transparent;
  color: var(--cad-text);
  font-family: var(--cad-font-mono);
  font-size: 11px;
  text-align: left;
}
.cads-coords.cads-static { color: var(--cad-text-muted); }
.cads-coords.cads-empty-coords { min-width: 120px; }
.cads-ltabs {
  display: flex;
  flex: 1 1 auto;
  align-items: stretch;
  min-width: 0;
  overflow-x: auto;
  scrollbar-width: none;
}
.cads-ltabs::-webkit-scrollbar { display: none; }
.cads-ltab {
  display: inline-flex;
  flex: none;
  align-items: center;
  gap: 4px;
  padding: 0 12px;
  border: 0;
  border-right: 1px solid var(--cad-border);
  background: transparent;
  color: var(--cad-text-muted);
  white-space: nowrap;
}
.cads-ltab:hover:not(:disabled) { background: var(--cad-bg-hover); color: var(--cad-text); }
.cads-ltab[aria-selected="true"] { background: var(--cad-bg-filetab-active); color: var(--cad-text); box-shadow: inset 0 -2px 0 var(--cad-accent); }
.cads-ltab:disabled { color: var(--cad-text-disabled); }
.cads-ltab-plus { padding: 0 8px; }
.cads-ltab-compact .cads-g { width: 10px; height: 10px; }

.cads-sb-item { display: flex; flex: none; align-items: center; height: 100%; }
.cads-sb-item.cads-sb-overflow { display: none; }
.cads-sb-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 3px;
  min-width: 24px;
  height: 24px;
  padding: 0 3px;
  border: 1px solid transparent;
  border-radius: 2px;
  background: transparent;
  color: var(--cad-text-muted);
  white-space: nowrap;
}
.cads-sb-btn:hover:not(:disabled),
.cads-sb-btn.cads-open { background: var(--cad-bg-hover); color: var(--cad-text); }
.cads-sb-btn.cads-on,
.cads-sb-btn[aria-pressed="true"] {
  background: color-mix(in srgb, var(--cad-accent) 20%, transparent);
  color: var(--cad-accent-strong);
}
.cads-sb-btn.cads-on:hover,
.cads-sb-btn[aria-pressed="true"]:hover { background: color-mix(in srgb, var(--cad-accent) 32%, transparent); }
.cads-sb-btn:disabled { color: var(--cad-text-disabled); }
.cads-sb-text { padding: 0 6px; color: var(--cad-text); }
.cads-sb-space { font-weight: 700; letter-spacing: 0.02em; }
.cads-sb-caret { width: 10px; height: 10px; }
.cads-sb-arrow {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 11px;
  height: 24px;
  padding: 0;
  border: 0;
  border-radius: 2px;
  background: transparent;
  color: var(--cad-text-muted);
}
.cads-sb-arrow .cads-g { width: 9px; height: 9px; }
.cads-sb-arrow:hover,
.cads-sb-arrow.cads-open { background: var(--cad-bg-hover); color: var(--cad-text); }
.cads-sb-custom { margin-left: 2px; }
.cads-sb-custom-menu { max-height: calc(100vh - 44px); }

/* -------------------------------------------------------------- narrow */

@media (max-width: 1100px) {
  .cads-search { width: 160px; }
  .cads-title-doc { margin-left: 8px; }
}

@media (max-width: 900px) {
  .cads-qat [data-narrow="hide"],
  .cads-qat .cads-qat-ws { display: none; }
  .cads-user-name { display: none; }
  .cads-title-product { display: none; }
  .cads-title-nodoc .cads-title-product { display: inline; }
  .cads-title-doc { margin-left: 0; }
}

@media (max-width: 760px) {
  .cads-titlebar { gap: 4px; }
  .cads-appbtn { width: 40px; }
  .cads-search { width: 26px; border-color: transparent; background: transparent; }
  .cads-search-input { display: none; }
  .cads-search-btn { border-left: 0; }
  .cads-helpbtn > .cads-g:last-child,
  .cads-user > .cads-g:last-child { display: none; }
  .cads-title { text-align: left; }
  .cads-env-badge { margin-left: 6px; }
  .cads-appmenu { height: auto; max-height: calc(100dvh - 40px); }
  .cads-appmenu-main { flex-direction: column; overflow: auto; }
  .cads-appmenu-list { flex: none; flex-direction: row; flex-wrap: wrap; border-right: 0; border-bottom: 1px solid var(--cad-border-soft); overflow: visible; }
  .cads-appmenu-item { flex: 1 1 45%; min-height: 34px; }
  .cads-appmenu-item .cads-ic-32 { width: 22px; height: 22px; }
  .cads-appmenu-pane { flex: none; overflow: visible; }
  .cads-start { flex-direction: column; min-height: 100%; }
  .cads-start-side { flex: none; padding: 14px 14px 12px; border-right: 0; border-bottom: 1px solid var(--cad-border); }
  .cads-start-brand { margin-bottom: 6px; }
  .cads-start-nav { display: none; }
  .cads-start-formats { margin-top: 4px; }
  .cads-start-main { padding: 14px; }
  .cads-start-table th:nth-child(3),
  .cads-start-table td:nth-child(3) { display: none; }
  .cads-start-table td { white-space: normal; }
  .cads-ftab { max-width: 150px; min-width: 64px; }
  .cads-coords { min-width: 0; }
  .cads-ribbon-pop { height: auto; min-height: 96px; }
  .cads-ribbon-pop > .cads-panels { flex-wrap: wrap; height: auto; }
  .cads-ribbon-pop > .cads-panels > .cads-panel { height: 96px; }
  .cads-dialog-body { padding: 8px; }
  .cads-osnap-grid { grid-template-columns: 1fr 1fr; }
  .cads-osnap-btns { grid-column: 1 / -1; flex-direction: row !important; }
}

/* WP-06 OPTIONS › 화면표시 › 도면 윈도우에 스크롤 막대 표시: the drawing window's scroll bars over
   the edges of the drawing area (the view inside the drawing's extents); the command line moves up. */
.cads-scroll {
  position: absolute;
  z-index: 6;
  background: color-mix(in srgb, var(--cad-model-bg) 82%, #808890);
  border: 1px solid color-mix(in srgb, var(--cad-border-soft) 70%, transparent);
  box-sizing: border-box;
  user-select: none;
}
.cads-scroll[hidden] { display: none; }
.cads-scroll-h { left: 0; right: 13px; bottom: 0; height: 13px; }
.cads-scroll-v { top: 0; right: 0; bottom: 13px; width: 13px; }
.cads-scroll-thumb {
  position: absolute;
  background: var(--cad-scrollbar);
  border-radius: 5px;
  cursor: default;
}
.cads-scroll-h .cads-scroll-thumb { top: 2px; bottom: 2px; min-width: 16px; }
.cads-scroll-v .cads-scroll-thumb { left: 2px; right: 2px; min-height: 16px; }
.cads-scroll-thumb:hover,
.cads-scroll-thumb[data-drag="true"] { filter: brightness(1.25); }
.cad-app[data-cads-scrollbars="on"] .cad-commandline { bottom: 22px; }
.cad-app[data-cads-scrollbars="on"] .cads-navbar { right: 22px; }

/* ------------------------------------------------------------ WP-07 shell */

/* MENUBAR 1: the classic pull-down menus. */
.cads-menubar {
  display: flex;
  align-items: center;
  height: 24px;
  padding: 0 4px;
  border-bottom: 1px solid var(--cad-border);
  background: var(--cad-bg-titlebar);
  overflow-x: auto;
  overflow-y: hidden;
  scrollbar-width: none;
  user-select: none;
}
.cads-menubar::-webkit-scrollbar { display: none; }
.cads-mb-btn {
  flex: none;
  height: 22px;
  padding: 0 8px;
  border: 1px solid transparent;
  border-radius: 2px;
  background: transparent;
  color: var(--cad-text);
  font-size: 12px;
  white-space: nowrap;
}
.cads-mb-btn:hover,
.cads-mb-btn.cads-open { border-color: var(--cad-border-soft); background: var(--cad-bg-hover); }

/* 리본 아래에 표시: the Quick Access Toolbar in its own row under the ribbon. */
.cads-qatbar {
  display: flex;
  align-items: center;
  min-height: 28px;
  padding: 0 6px;
  border-bottom: 1px solid var(--cad-border);
  background: var(--cad-bg-ribbon);
  overflow: hidden;
}
.cad-app[data-cleanscreen="true"] .cads-qatbar { display: none; }

/* 응용프로그램 메뉴 › 정렬 기준 and its type groups. */
button.cads-appmenu-sort {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  margin: 2px 0 2px 2px;
  padding: 3px 4px;
  border: 1px solid transparent;
  border-radius: 2px;
  background: transparent;
}
button.cads-appmenu-sort:hover,
button.cads-appmenu-sort.cads-open { border-color: var(--cad-border-soft); color: var(--cad-text); }
button.cads-appmenu-sort .cads-g { width: 10px; height: 10px; }
.cads-appmenu-group { padding: 6px 6px 2px; color: var(--cad-text-muted); font-size: 11px; font-weight: 700; }

/* Start tab: sortable column headings, sizes and pins. */
.cads-start-sort {
  display: inline-flex;
  align-items: center;
  gap: 2px;
  padding: 0;
  border: 0;
  background: transparent;
  color: inherit;
  font: inherit;
}
.cads-start-sort:hover { color: var(--cad-text); }
.cads-start-sort .cads-g { width: 10px; height: 10px; }
.cads-start-sort-asc { transform: rotate(180deg); }
.cads-start-table td.cads-start-pincell { width: 28px; padding-left: 0; padding-right: 4px; }
.cads-start-table tr:hover .cads-pin,
.cads-start-table tr:focus-within .cads-pin,
.cads-start-tilewrap:hover .cads-pin { opacity: 1; }
.cads-start-tilewrap { position: relative; display: flex; min-width: 0; }
.cads-start-tilewrap > .cads-start-tile { flex: 1; min-width: 0; }
.cads-start-tilewrap > .cads-pin { position: absolute; top: 4px; right: 4px; }

/* ViewCube settings (NAVVCUBE 설정): size, inactive opacity, compass, UCS menu. */
#cad-viewcube.cads-viewcube { width: calc(112px * var(--cads-vc-scale, 1)); opacity: var(--cads-vc-opacity, 0.5); }
#cad-viewcube.cads-viewcube:hover { opacity: 1; }
#cad-viewcube .cads-vc-cube { width: calc(96px * var(--cads-vc-scale, 1)); height: calc(96px * var(--cads-vc-scale, 1)); }
#cad-viewcube[data-compass="off"] .cads-vc-ring,
#cad-viewcube[data-compass="off"] .cads-vc-dir { display: none; }
#cad-viewcube[data-ucsmenu="off"] .cads-vc-wcs { display: none; }
.cads-vc-settings .cads-vc-size,
.cads-vc-settings .cads-vc-opacity { display: inline-flex; align-items: center; gap: 6px; }
.cads-vc-settings .cads-vc-size small { color: var(--cad-text-muted); }
.cads-vc-settings .cads-range { width: 120px; }
.cads-vc-restore { display: flex; justify-content: flex-end; }