[data-toantin-tool="geometry_2d"] {
  --g2d-primary: var(--tt-host-primary, #1667e8);
  --g2d-primary-strong: #0d5bef;
  --g2d-primary-soft: var(--tt-host-primary-soft, #eaf3ff);
  --g2d-cyan: var(--tt-host-cyan, #38bdf8);
  --g2d-navy: var(--tt-host-navy, #102a56);
  --g2d-bg: var(--tt-host-bg, #ffffff);
  --g2d-surface: var(--tt-host-surface, #f8fbff);
  --g2d-border: var(--tt-host-border, #dce7f5);
  --g2d-text: var(--tt-host-text, #14213d);
  --g2d-muted: #64748b;
  --g2d-danger: #ef3340;
  --g2d-success: #10b981;
  --g2d-shadow: 0 8px 24px rgba(15, 42, 86, .08);
  box-sizing: border-box;
  min-width: 0;
  color: var(--g2d-text);
  font-family: inherit;
}
[data-toantin-tool="geometry_2d"] *,
[data-toantin-tool="geometry_2d"] *::before,
[data-toantin-tool="geometry_2d"] *::after { box-sizing: border-box; }

[data-toantin-tool="geometry_2d"].g2d-toolbar {
  position: relative;
  width: 100%;
  padding: .15rem .2rem;
  border: 0;
  border-radius: 0;
  background: transparent;
  box-shadow: none;
  overflow: visible;
}
[data-toantin-tool="geometry_2d"] .g2d-toolbar-row {
  min-width: max-content;
  flex-wrap: nowrap !important;
  gap: .18rem !important;
  overflow: visible;
}
[data-toantin-tool="geometry_2d"] .g2d-toolbar-row + .g2d-toolbar-row { margin-top: .18rem; }
[data-toantin-tool="geometry_2d"] .g2d-toolbar-group {
  min-height: 34px;
  padding: 0 .18rem;
  border: 0;
  border-radius: 0;
  flex-wrap: nowrap !important;
}
[data-toantin-tool="geometry_2d"] .g2d-toolbar-group + .g2d-toolbar-group {
  border-inline-start: 1px solid var(--g2d-border);
  padding-inline-start: .38rem;
}
[data-toantin-tool="geometry_2d"] .g2d-action-btn {
  width: 34px;
  height: 34px;
  min-width: 34px;
  min-height: 34px;
  padding: .34rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid #d6e4f5;
  color: #173b73;
  border-radius: 9px;
  background: linear-gradient(180deg, #ffffff 0%, #f5f9ff 62%, #eef5ff 100%);
  box-shadow: inset 0 1px 0 rgba(255,255,255,.95), 0 2px 5px rgba(15,42,86,.08);
  transition: border-color .16s ease, color .16s ease, background-color .16s ease, box-shadow .16s ease, transform .16s ease;
}
[data-toantin-tool="geometry_2d"] .g2d-action-btn:hover:not(:disabled) {
  background: linear-gradient(180deg, #ffffff 0%, #edf6ff 58%, #e3efff 100%);
  border-color: #8fb8f3;
  color: var(--g2d-primary-strong);
  box-shadow: inset 0 1px 0 rgba(255,255,255,.95), 0 4px 9px rgba(22,103,232,.13);
  transform: translateY(-1px);
}
[data-toantin-tool="geometry_2d"] .g2d-action-btn[aria-pressed="true"] {
  background: linear-gradient(145deg, #2d83f5 0%, var(--g2d-primary-strong) 58%, #074bc4 100%);
  border-color: #0b55db;
  color: #fff;
  box-shadow: inset 0 1px 0 rgba(255,255,255,.28), 0 4px 11px rgba(22, 103, 232, .28);
}
[data-toantin-tool="geometry_2d"] .g2d-action-btn:focus-visible,
[data-toantin-tool="geometry_2d"] .g2d-menu-item:focus-visible,
[data-toantin-tool="geometry_2d"] .form-control:focus-visible,
[data-toantin-tool="geometry_2d"] .form-select:focus-visible {
  outline: 3px solid rgba(56, 189, 248, .45);
  outline-offset: 2px;
}
[data-toantin-tool="geometry_2d"] .g2d-action-btn:disabled,
[data-toantin-tool="geometry_2d"] [aria-disabled="true"] { opacity: .38; }
[data-toantin-tool="geometry_2d"] .g2d-toolbar-icon {
  width: 18px;
  height: 18px;
  flex: 0 0 auto;
  color: currentColor;
  filter: drop-shadow(0 1px .55px rgba(15,42,86,.16));
  overflow: visible;
}
[data-toantin-tool="geometry_2d"] .g2d-toolbar-icon[data-icon-key="angle"] { width: 19px; height: 19px; }
[data-toantin-tool="geometry_2d"] .g2d-toolbar-icon[data-icon-key="point"] { filter: drop-shadow(0 1px 1px rgba(13,91,239,.28)); }
[data-toantin-tool="geometry_2d"] .g2d-action-btn[aria-pressed="true"] .g2d-toolbar-icon { filter: drop-shadow(0 1px 1px rgba(3,35,92,.28)); }
[data-toantin-tool="geometry_2d"] .g2d-menu { position: relative; }
[data-toantin-tool="geometry_2d"] .g2d-dropdown-menu {
  display: block;
  position: absolute;
  inset-block-start: calc(100% + .25rem);
  inset-inline-start: 0;
  min-width: 214px;
  max-width: min(320px, calc(100vw - 1rem));
  z-index: 8;
  padding: .34rem !important;
  border: 1px solid rgba(184,208,238,.9);
  border-radius: 12px;
  background: rgba(255,255,255,.975);
  box-shadow: 0 12px 28px rgba(15, 42, 86, .15);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}
[data-toantin-tool="geometry_2d"] .g2d-dropdown-menu[hidden] { display: none; }
[data-toantin-tool="geometry_2d"] .g2d-menu-item {
  min-height: 34px;
  padding: .35rem .52rem;
  border-radius: 8px;
  font-size: .79rem;
  line-height: 1.2;
  color: var(--g2d-text);
  white-space: normal;
}
[data-toantin-tool="geometry_2d"] .g2d-menu-item:hover,
[data-toantin-tool="geometry_2d"] .g2d-menu-item:focus-visible { background: var(--g2d-primary-soft); color: var(--g2d-primary-strong); }
[data-toantin-tool="geometry_2d"] .g2d-radius-box,
[data-toantin-tool="geometry_2d"] .g2d-style-box { min-width: 220px; }
[data-toantin-tool="geometry_2d"] .g2d-color-control { position: relative; overflow: hidden; cursor: pointer; }
[data-toantin-tool="geometry_2d"] .g2d-color-input {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  padding: 0;
  border: 0;
  opacity: 0;
  cursor: pointer;
}
[data-toantin-tool="geometry_2d"] .g2d-icon-only,
[data-toantin-tool="geometry_2d"] .g2d-icon-button { width: 34px; min-width: 34px; }

[data-toantin-tool="geometry_2d"].g2d-presentation {
  position: relative;
  width: 100%;
  height: 100%;
  min-width: 0;
  min-height: 220px;
  overflow: hidden;
  border-radius: 14px;
  background:
    linear-gradient(rgba(22, 103, 232, .045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(22, 103, 232, .045) 1px, transparent 1px),
    #fff;
  background-size: 24px 24px;
  touch-action: none;
  outline: none;
}
[data-toantin-tool="geometry_2d"].g2d-presentation:focus-visible {
  box-shadow: inset 0 0 0 3px rgba(56, 189, 248, .42);
}
[data-toantin-tool="geometry_2d"].g2d-presentation[data-mode="pan"] { cursor: grab; }
[data-toantin-tool="geometry_2d"].g2d-presentation[data-middle-pan="true"] { cursor: grabbing; }
[data-toantin-tool="geometry_2d"].g2d-presentation[data-mode="point"],
[data-toantin-tool="geometry_2d"].g2d-presentation[data-mode="midpoint"],
[data-toantin-tool="geometry_2d"].g2d-presentation[data-mode="intersection"],
[data-toantin-tool="geometry_2d"].g2d-presentation[data-mode="special_line"],
[data-toantin-tool="geometry_2d"].g2d-presentation[data-mode="segment"],
[data-toantin-tool="geometry_2d"].g2d-presentation[data-mode="line"],
[data-toantin-tool="geometry_2d"].g2d-presentation[data-mode="ray"],
[data-toantin-tool="geometry_2d"].g2d-presentation[data-mode="polygon"],
[data-toantin-tool="geometry_2d"].g2d-presentation[data-mode="circle"],
[data-toantin-tool="geometry_2d"].g2d-presentation[data-mode="angle"],
[data-toantin-tool="geometry_2d"].g2d-presentation[data-mode="parallel"],
[data-toantin-tool="geometry_2d"].g2d-presentation[data-mode="perpendicular"],
[data-toantin-tool="geometry_2d"].g2d-presentation[data-mode="measure"],
[data-toantin-tool="geometry_2d"].g2d-presentation[data-mode="export"],
[data-toantin-tool="geometry_2d"].g2d-presentation[data-mode="pen"] { cursor: crosshair; }
[data-toantin-tool="geometry_2d"].g2d-presentation[data-mode="label"] { cursor: default; }
[data-toantin-tool="geometry_2d"].g2d-presentation [data-geometry2d-svg="v1.4"] {
  display: block;
  width: 100%;
  height: 100%;
  touch-action: none;
  user-select: none;
}
[data-toantin-tool="geometry_2d"] .g2d-svg-label,
[data-toantin-tool="geometry_2d"] .g2d-measurement-label { cursor: grab; user-select: none; }
[data-toantin-tool="geometry_2d"] .g2d-inline-label-editor {
  position: absolute;
  z-index: 6;
  width: 92px;
  min-height: 36px;
  border-color: var(--g2d-primary);
  box-shadow: 0 5px 18px rgba(15, 42, 86, .16);
}
[data-toantin-tool="geometry_2d"] .g2d-empty-state {
  position: absolute;
  inset: 50% auto auto 50%;
  transform: translate(-50%, -50%);
  width: min(360px, 80%);
  padding: 1rem 1.25rem;
  border: 1px dashed #b9d3f5;
  border-radius: 14px;
  background: rgba(248, 251, 255, .93);
  pointer-events: none;
}
[data-toantin-tool="geometry_2d"] .g2d-empty-state[hidden] { display: none; }
[data-toantin-tool="geometry_2d"] .g2d-empty-state-icon {
  inline-size: 48px;
  block-size: 48px;
  display: grid;
  place-items: center;
  margin: 0 auto .55rem;
  border-radius: 50%;
  color: var(--g2d-primary);
  background: var(--g2d-primary-soft);
  font-size: 1.7rem;
}

[data-toantin-tool="geometry_2d"].g2d-full-tool {
  min-width: 0;
  max-width: 100%;
  color: var(--g2d-text);
}
[data-toantin-tool="geometry_2d"] .g2d-summary { border-color: var(--g2d-border) !important; }
[data-toantin-tool="geometry_2d"] .g2d-object-card {
  border: 1px solid var(--g2d-border) !important;
  border-radius: 12px;
  overflow: hidden;
}
[data-toantin-tool="geometry_2d"] .g2d-object-card .card-header { border-bottom-color: var(--g2d-border); }
[data-toantin-tool="geometry_2d"] .g2d-object-row:hover { background: var(--g2d-primary-soft); }
[data-toantin-tool="geometry_2d"] .g2d-object-row-selected { background: #eaf3ff; box-shadow: inset 3px 0 0 var(--g2d-primary); }
[data-toantin-tool="geometry_2d"] .g2d-object-name { font-size: .82rem; color: var(--g2d-muted); }
[data-toantin-tool="geometry_2d"] .g2d-mini-btn { min-height: 34px; min-width: 52px; }
[data-toantin-tool="geometry_2d"] .g2d-state-area {
  min-height: 12rem;
  max-height: 22rem;
  font: .78rem/1.45 ui-monospace, SFMono-Regular, Consolas, monospace;
}
[data-toantin-tool="geometry_2d"] .g2d-advanced-panel { border-color: var(--g2d-border) !important; }

[data-toantin-tool="geometry_2d"] .g2d-sr-only {
  position: absolute !important;
  inline-size: 1px !important;
  block-size: 1px !important;
  padding: 0 !important;
  margin: -1px !important;
  overflow: hidden !important;
  clip: rect(0, 0, 0, 0) !important;
  white-space: nowrap !important;
  border: 0 !important;
}

@media (max-width: 992px) {
  [data-toantin-tool="geometry_2d"].g2d-toolbar { overflow-x: auto; overflow-y: visible; scrollbar-width: thin; }
  [data-toantin-tool="geometry_2d"] .g2d-toolbar-row { width: max-content; }
  [data-toantin-tool="geometry_2d"] .g2d-toolbar-group + .g2d-toolbar-group { border-inline-start-color: var(--g2d-border); }
}
@media (max-width: 576px) {
  [data-toantin-tool="geometry_2d"].g2d-toolbar { padding: .1rem; }
  [data-toantin-tool="geometry_2d"] .g2d-action-btn,
  [data-toantin-tool="geometry_2d"] .g2d-icon-button { width: 42px; height: 42px; min-width: 42px; min-height: 42px; padding: .55rem; }
  [data-toantin-tool="geometry_2d"] .g2d-toolbar-group { min-height: 42px; padding-inline: .12rem; }
  [data-toantin-tool="geometry_2d"] .g2d-toolbar-icon { width: 19px; height: 19px; }
  [data-toantin-tool="geometry_2d"] .g2d-dropdown-menu { max-width: min(320px, calc(100vw - 1rem)); }
  [data-toantin-tool="geometry_2d"] .g2d-empty-state { width: 88%; padding: .85rem; }
}
@media (prefers-reduced-motion: reduce) {
  [data-toantin-tool="geometry_2d"],
  [data-toantin-tool="geometry_2d"] * {
    scroll-behavior: auto !important;
    transition-duration: .01ms !important;
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
  }
}
@media (max-width: 390px) { [data-toantin-tool="geometry_2d"].g2d-presentation { min-height: 320px; } }

[data-toantin-tool="geometry_2d"] .g2d-full-empty {
  border-color: var(--g2d-border) !important;
  background: var(--g2d-surface);
}

/* V1.4 contextual editors / notices */
[data-toantin-tool="geometry_2d"].g2d-presentation[data-mode="label"] .g2d-svg-label { cursor: default; }
[data-toantin-tool="geometry_2d"] .g2d-inline-radius-editor {
  position: absolute;
  z-index: 7;
  width: max-content;
  min-width: 220px;
  max-width: min(280px, calc(100% - 1rem));
  border: 1px solid rgba(184,208,238,.9);
  border-radius: 12px;
  background: rgba(248,251,255,.90);
  box-shadow: 0 8px 26px rgba(15,42,86,.14);
  backdrop-filter: blur(9px);
  -webkit-backdrop-filter: blur(9px);
}
[data-toantin-tool="geometry_2d"] .g2d-surface-notice {
  position: absolute;
  inset-inline-start: 50%;
  inset-block-start: .75rem;
  transform: translateX(-50%);
  z-index: 7;
  width: min(560px, calc(100% - 1.5rem));
  border-radius: 10px;
  box-shadow: 0 8px 24px rgba(15, 42, 86, .14);
  font-size: .88rem;
}


/* Post-B5 Owner Fix 07 — compact, self-sizing contextual object properties. */
[data-toantin-tool="geometry_2d"] .g2d-context-menu {
  position: absolute;
  z-index: 8;
  width: max-content;
  min-width: 300px;
  max-width: min(410px, calc(100% - .75rem));
  max-height: calc(100% - .75rem);
  overflow: auto;
  overscroll-behavior: contain;
  border: 1px solid rgba(184, 208, 238, .86);
  border-radius: 14px;
  background: rgba(248, 251, 255, .84);
  box-shadow: 0 12px 32px rgba(15, 42, 86, .16);
  backdrop-filter: blur(12px) saturate(1.08);
  -webkit-backdrop-filter: blur(12px) saturate(1.08);
}
[data-toantin-tool="geometry_2d"] .g2d-context-menu[data-dragging="true"] { box-shadow: 0 16px 40px rgba(15,42,86,.22); }
[data-toantin-tool="geometry_2d"] .g2d-context-menu-header {
  min-height: 34px;
  padding: .28rem .36rem .28rem .46rem;
  border-bottom: 1px solid rgba(216,229,245,.82);
  background: rgba(238,245,255,.70);
  cursor: grab;
  user-select: none;
}
[data-toantin-tool="geometry_2d"] .g2d-context-menu[data-dragging="true"] .g2d-context-menu-header { cursor: grabbing; }
[data-toantin-tool="geometry_2d"] .g2d-context-menu-grip {
  color: #64748b;
  font-size: 1.04rem;
  line-height: 1;
  letter-spacing: -2px;
}
[data-toantin-tool="geometry_2d"] .g2d-context-menu-title {
  color: var(--g2d-navy);
  font-size: .82rem;
  font-weight: 750;
}
[data-toantin-tool="geometry_2d"] .g2d-context-menu-close {
  width: 28px;
  height: 28px;
  padding: 0;
  border: 0;
  border-radius: 8px;
  color: #64748b;
  font-size: 1.12rem;
  line-height: 1;
  background: transparent;
}
[data-toantin-tool="geometry_2d"] .g2d-context-menu-close:hover,
[data-toantin-tool="geometry_2d"] .g2d-context-menu-close:focus-visible {
  color: #ef3340;
  background: rgba(239,51,64,.08);
}
[data-toantin-tool="geometry_2d"] .g2d-context-menu-body { padding: .38rem .44rem .46rem; }
[data-toantin-tool="geometry_2d"] .g2d-property-grid-header {
  display: grid;
  grid-template-columns: minmax(82px, .85fr) minmax(92px, 1fr) 72px;
  align-items: end;
  gap: .28rem;
  margin: 0 0 .24rem;
  padding: 0 .28rem .22rem;
  border-bottom: 1px solid rgba(184,208,238,.68);
  color: #64748b;
  font-size: .66rem;
  font-weight: 750;
  line-height: 1.12;
}
[data-toantin-tool="geometry_2d"] .g2d-property-grid-title { grid-column: 1 / 3; }
[data-toantin-tool="geometry_2d"] .g2d-property-grid-header > :last-child { grid-column: 3; text-align: center; }
[data-toantin-tool="geometry_2d"] .g2d-property-field { margin-bottom: .22rem; }
[data-toantin-tool="geometry_2d"] .g2d-property-field:last-child { margin-bottom: 0; }
[data-toantin-tool="geometry_2d"] .g2d-property-row {
  display: grid;
  grid-template-columns: minmax(82px, .85fr) minmax(92px, 1fr) 72px;
  align-items: center;
  gap: .28rem;
  min-height: 36px;
  padding: .16rem .28rem;
  border: 1px solid rgba(216,229,245,.64);
  border-radius: 9px;
  background: rgba(255,255,255,.48);
}
[data-toantin-tool="geometry_2d"] .g2d-property-label {
  min-width: 0;
  margin: 0;
  color: #475569;
  font-size: .73rem;
  line-height: 1.15;
}
[data-toantin-tool="geometry_2d"] .g2d-property-main,
[data-toantin-tool="geometry_2d"] .g2d-property-control-cell { min-width: 0; display: flex; justify-content: flex-start; }
[data-toantin-tool="geometry_2d"] .g2d-property-control {
  width: auto;
  min-width: 88px;
  max-width: 154px;
  flex: 0 1 auto;
}
[data-toantin-tool="geometry_2d"] .g2d-property-control.form-select { padding-right: 1.85rem; }
[data-toantin-tool="geometry_2d"] .g2d-property-control.form-control-color { width: 82px; min-width: 82px; max-width: 82px; }
[data-toantin-tool="geometry_2d"] .g2d-property-apply-cell {
  min-height: 30px;
  display: grid;
  place-items: center;
}
[data-toantin-tool="geometry_2d"] .g2d-property-apply-toggle {
  width: 1.08rem;
  height: 1.08rem;
  margin: 0;
  cursor: pointer;
}
[data-toantin-tool="geometry_2d"] .g2d-property-apply-na { color: #94a3b8; font-weight: 700; }
[data-toantin-tool="geometry_2d"] .g2d-context-menu .form-control,
[data-toantin-tool="geometry_2d"] .g2d-context-menu .form-select { min-height: 31px; font-size: .78rem; }
[data-toantin-tool="geometry_2d"] .g2d-context-menu .form-control-color { min-height: 31px; padding: .18rem; }
[data-toantin-tool="geometry_2d"] .g2d-property-advanced {
  margin: .32rem 0 0;
  padding: 0;
  border: 1px solid rgba(176,207,245,.76);
  border-radius: 10px;
  overflow: hidden;
  background: rgba(239,247,255,.52);
}
[data-toantin-tool="geometry_2d"] .g2d-property-advanced-toggle {
  width: 100%;
  min-height: 34px;
  padding: .28rem .48rem;
  display: flex;
  align-items: center;
  gap: .38rem;
  border: 0;
  border-radius: 0;
  color: var(--g2d-primary-strong);
  background: rgba(226,240,255,.66);
  font-size: .77rem;
  font-weight: 750;
  text-align: left;
}
[data-toantin-tool="geometry_2d"] .g2d-property-advanced-toggle:hover,
[data-toantin-tool="geometry_2d"] .g2d-property-advanced-toggle:focus-visible { background: rgba(218,236,255,.86); }
[data-toantin-tool="geometry_2d"] .g2d-property-advanced-chevron { width: 1rem; text-align: center; font-size: .92rem; line-height: 1; }
[data-toantin-tool="geometry_2d"] .g2d-property-advanced-body { padding: .28rem; }
[data-toantin-tool="geometry_2d"] .g2d-property-advanced-body[hidden] { display: none !important; }
[data-toantin-tool="geometry_2d"] .g2d-context-actions {
  margin-top: .38rem;
  display: grid !important;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: .28rem !important;
}
[data-toantin-tool="geometry_2d"] .g2d-context-actions .btn {
  min-height: 34px;
  padding: .28rem .42rem;
  font-size: .72rem;
  font-weight: 650;
  white-space: nowrap;
}
[data-toantin-tool="geometry_2d"] .g2d-angle-radius-control {
  min-height: 31px;
  width: 116px;
  max-width: 100%;
  overflow: hidden;
  border: 1px solid #ced4da;
  border-radius: .3rem;
  background: rgba(255,255,255,.80);
}
[data-toantin-tool="geometry_2d"] .g2d-angle-radius-value {
  display: grid;
  place-items: center start;
  padding: 0 .48rem;
  color: var(--g2d-text);
  font-size: .76rem;
  font-weight: 650;
}
[data-toantin-tool="geometry_2d"] .g2d-angle-radius-arrows .btn {
  width: 30px;
  min-height: 15px;
  padding: 0;
  border-radius: 0;
  font-size: .58rem;
  line-height: 1;
}
[data-toantin-tool="geometry_2d"][data-display-profile="lcd-high-contrast"] .g2d-context-menu {
  background: rgba(255,255,255,.98);
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
}
@media (max-width: 390px) {
  [data-toantin-tool="geometry_2d"] .g2d-context-menu { min-width: 284px; max-width: calc(100% - .5rem); }
  [data-toantin-tool="geometry_2d"] .g2d-property-grid-header,
  [data-toantin-tool="geometry_2d"] .g2d-property-row { grid-template-columns: minmax(72px, .8fr) minmax(86px, 1fr) 64px; gap: .22rem; }
  [data-toantin-tool="geometry_2d"] .g2d-property-label { font-size: .69rem; }
  [data-toantin-tool="geometry_2d"] .g2d-property-control { min-width: 82px; max-width: 132px; }
  [data-toantin-tool="geometry_2d"] .g2d-context-actions { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  [data-toantin-tool="geometry_2d"] .g2d-context-actions .btn { min-height: 44px; }
}

[data-toantin-tool="geometry_2d"] .g2d-measurement-label { cursor: grab; }
[data-toantin-tool="geometry_2d"] .g2d-measurement-label:active,
[data-toantin-tool="geometry_2d"] .g2d-svg-label:active { cursor: grabbing; }
[data-toantin-tool="geometry_2d"].g2d-presentation[data-mode="export"] { cursor: crosshair; }
@media (max-width: 360px) {
  [data-toantin-tool="geometry_2d"] .g2d-action-btn,
  [data-toantin-tool="geometry_2d"] .g2d-icon-button { width: 44px; height: 44px; min-width: 44px; min-height: 44px; }
}

/* V2 B2 visual hardening */
[data-toantin-tool="geometry_2d"] .g2d-menu-field {
  min-width: 206px;
  min-height: 34px;
  border-radius: 8px;
}
[data-toantin-tool="geometry_2d"] .g2d-menu-field-label {
  flex: 1 1 auto;
  min-width: 0;
  font-size: .75rem;
  line-height: 1.15;
}
[data-toantin-tool="geometry_2d"] .g2d-menu-field-control {
  flex: 0 0 auto;
  width: auto;
  min-width: 88px;
  max-width: 126px;
  min-height: 31px;
  font-size: .76rem;
}
[data-toantin-tool="geometry_2d"] .g2d-menu-field:hover { background: rgba(238,245,255,.72); }
[data-toantin-tool="geometry_2d"] .g2d-parameter-editor {
  position: absolute;
  z-index: 8;
  width: max-content;
  min-width: 210px;
  max-width: min(292px, calc(100% - 1rem));
  border: 1px solid rgba(184,208,238,.9);
  border-radius: 11px;
  background: rgba(248,251,255,.90);
  box-shadow: 0 8px 26px rgba(15,42,86,.14);
  backdrop-filter: blur(9px);
  -webkit-backdrop-filter: blur(9px);
  padding: .5rem;
}
[data-toantin-tool="geometry_2d"][data-display-profile="lcd-high-contrast"] {
  --g2d-primary: #0d5bef;
  --g2d-text: #071a3d;
  --g2d-border: #93b9ef;
}
[data-toantin-tool="geometry_2d"][data-display-profile="lcd-high-contrast"] .g2d-svg-root,
[data-toantin-tool="geometry_2d"][data-display-profile="lcd-high-contrast"] svg { font-size: 1.12em; }
[data-toantin-tool="geometry_2d"][data-display-profile="lcd-high-contrast"] [data-object-id] { vector-effect: non-scaling-stroke; }

/* V2 B4 — Teaching Workflow / temporary persistence visual layer */
[data-toantin-tool="geometry_2d"] .bg-primary-subtle { background: var(--g2d-primary-soft) !important; }
[data-toantin-tool="geometry_2d"] .g2d-construction-player {
  position: absolute;
  inset-block-start: .65rem;
  inset-inline-start: 50%;
  transform: translateX(-50%);
  z-index: 7;
  max-width: calc(100% - 1rem);
  padding: .3rem;
  border: 1px solid var(--g2d-border);
  border-radius: 12px;
  background: rgba(255,255,255,.96);
  box-shadow: var(--g2d-shadow);
  backdrop-filter: blur(4px);
}
[data-toantin-tool="geometry_2d"] .g2d-construction-player[hidden] { display: none !important; }
[data-toantin-tool="geometry_2d"] .g2d-construction-step-btn {
  width: 38px;
  height: 38px;
  min-width: 38px;
  padding: .4rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-color: var(--g2d-border);
  color: var(--g2d-navy);
  border-radius: 9px;
}
[data-toantin-tool="geometry_2d"] .g2d-construction-step-btn:hover:not(:disabled),
[data-toantin-tool="geometry_2d"] .g2d-construction-step-btn:focus-visible { color: var(--g2d-primary-strong); background: var(--g2d-primary-soft); }
[data-toantin-tool="geometry_2d"] .g2d-construction-step-btn svg { width: 18px; height: 18px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
[data-toantin-tool="geometry_2d"] .g2d-construction-status { min-width: 94px; padding: .5rem .6rem; font-weight: 700; }
[data-toantin-tool="geometry_2d"] .g2d-teaching-card,
[data-toantin-tool="geometry_2d"] .g2d-storage-card { border-color: var(--g2d-border) !important; border-radius: 12px; overflow: hidden; }
[data-toantin-tool="geometry_2d"] .g2d-step-actions,
[data-toantin-tool="geometry_2d"] .g2d-storage-actions { grid-template-columns: repeat(2, minmax(0, 1fr)); }
[data-toantin-tool="geometry_2d"] .g2d-step-actions .btn,
[data-toantin-tool="geometry_2d"] .g2d-storage-actions .btn { min-height: 40px; font-weight: 600; }
[data-toantin-tool="geometry_2d"] .g2d-step-list { max-height: 260px; overflow: auto; border: 1px solid var(--g2d-border); border-radius: 10px; }
[data-toantin-tool="geometry_2d"] .g2d-step-item { border-inline: 0; min-height: 44px; }
[data-toantin-tool="geometry_2d"] .g2d-step-item:first-child { border-top: 0; }
[data-toantin-tool="geometry_2d"] .g2d-step-item:last-child { border-bottom: 0; }
[data-toantin-tool="geometry_2d"] .g2d-step-item.active { background: var(--g2d-primary-strong); border-color: var(--g2d-primary-strong); }
[data-toantin-tool="geometry_2d"] .g2d-storage-status { max-width: 58%; white-space: normal; line-height: 1.25; }
@media (max-width: 575.98px) {
  [data-toantin-tool="geometry_2d"] .g2d-construction-player { inset-block-start: .35rem; gap: .18rem !important; }
  [data-toantin-tool="geometry_2d"] .g2d-construction-step-btn { width: 44px; height: 44px; min-width: 44px; }
  [data-toantin-tool="geometry_2d"] .g2d-construction-status { min-width: 82px; font-size: .72rem; }
  [data-toantin-tool="geometry_2d"] .g2d-step-actions,
  [data-toantin-tool="geometry_2d"] .g2d-storage-actions { grid-template-columns: 1fr; }
}
@media (prefers-reduced-motion: reduce) {
  [data-toantin-tool="geometry_2d"] .g2d-construction-step-btn { transition: none; }
}

/* Post-B5 Owner Fix 01 — floating toolbar menu/readout + construction-player controls. */
[data-toantin-tool="geometry_2d"] .g2d-dropdown-menu[data-floating-menu="true"] {
  position: fixed;
  inset: auto;
  z-index: 40;
  max-height: min(70vh, 480px);
  overflow-y: auto;
  overflow-x: hidden;
  overscroll-behavior: contain;
}
[data-toantin-tool="geometry_2d"] .g2d-dropdown-menu[data-menu-placement="right"],
[data-toantin-tool="geometry_2d"] .g2d-dropdown-menu[data-menu-placement="left"] { max-height: min(82vh, 540px); }
[data-toantin-tool="geometry_2d"] .g2d-zoom-readout {
  min-width: 52px;
  height: 34px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding-inline: .45rem;
  border-color: var(--g2d-border) !important;
  border-radius: 8px;
  font-variant-numeric: tabular-nums;
  font-weight: 700;
  line-height: 1;
  color: var(--g2d-primary-strong) !important;
  background: var(--g2d-bg) !important;
}
[data-toantin-tool="geometry_2d"] .g2d-construction-player {
  flex-wrap: wrap;
  justify-content: center;
}
[data-toantin-tool="geometry_2d"] .g2d-construction-reopen {
  position: absolute;
  inset-block-start: .65rem;
  inset-inline-end: .65rem;
  z-index: 7;
  background: rgba(255,255,255,.96);
  box-shadow: var(--g2d-shadow);
}
[data-toantin-tool="geometry_2d"] .g2d-construction-reopen[hidden] { display: none !important; }
@media (max-width: 575.98px) {
  [data-toantin-tool="geometry_2d"] .g2d-construction-reopen { inset-block-start: .35rem; inset-inline-end: .35rem; }
  [data-toantin-tool="geometry_2d"] .g2d-zoom-readout { min-width: 56px; min-height: 44px; }
}


/* Post-B5 Owner Fix 02 — draggable Construction Steps palette. */
[data-toantin-tool="geometry_2d"] .g2d-construction-drag-handle {
  cursor: grab;
  touch-action: none;
  color: var(--g2d-muted);
  border-style: dashed;
}
[data-toantin-tool="geometry_2d"] .g2d-construction-drag-handle:active,
[data-toantin-tool="geometry_2d"] .g2d-construction-player[data-dragging="true"] .g2d-construction-drag-handle {
  cursor: grabbing;
  color: var(--g2d-primary-strong);
  background: var(--g2d-primary-soft);
}
[data-toantin-tool="geometry_2d"] .g2d-construction-player[data-user-positioned="true"] {
  margin: 0;
}

/* Fix07: if there is no same-type peer, remove the unused Apply-all column completely. */
[data-toantin-tool="geometry_2d"] .g2d-context-menu[data-has-batch-properties="false"] .g2d-property-grid-header { display: none; }
[data-toantin-tool="geometry_2d"] .g2d-context-menu[data-has-batch-properties="false"] .g2d-property-row {
  grid-template-columns: minmax(82px, .85fr) minmax(96px, 1.15fr);
}
[data-toantin-tool="geometry_2d"] .g2d-context-menu[data-has-batch-properties="false"] .g2d-property-apply-cell { display: none; }

/* Owner Fix 08A — batch-safe property controls inside toolbar property menus */
[data-toantin-tool="geometry_2d"] .g2d-menu-batch-header {
  display: grid;
  grid-template-columns: minmax(86px, 1fr) 74px;
  align-items: end;
  gap: .35rem;
  padding: .18rem .5rem .28rem;
  color: #5b6f8e;
  font-size: .64rem;
  font-weight: 700;
  line-height: 1.1;
}
[data-toantin-tool="geometry_2d"] .g2d-menu-batch-header > :last-child {
  text-align: center;
}
[data-toantin-tool="geometry_2d"] .g2d-menu-batch-field {
  display: grid !important;
  grid-template-columns: minmax(82px, 1fr) minmax(82px, auto) 34px;
  align-items: center;
  gap: .35rem !important;
  min-width: 238px;
}
[data-toantin-tool="geometry_2d"] .g2d-menu-batch-field .g2d-menu-field-control {
  width: auto;
  min-width: 82px;
  max-width: 120px;
}
[data-toantin-tool="geometry_2d"] .g2d-menu-apply-toggle {
  justify-self: center;
  margin: 0;
  min-width: 18px;
  min-height: 18px;
  cursor: pointer;
}
@media (max-width: 390px) {
  [data-toantin-tool="geometry_2d"] .g2d-menu-batch-field {
    grid-template-columns: minmax(76px, 1fr) minmax(78px, auto) 36px;
    min-width: 224px;
  }
}