/* FDS extension: a bounded drafting workspace with persistent actions. */
.ss-outline-dialog { width: min(1400px, calc(100vw - 48px)); height: min(960px, calc(100dvh - 48px)); max-width: none; max-height: none; padding: 0; border: 1px solid var(--fds-border); border-radius: var(--fds-radius-xl); overflow: hidden; color: var(--fds-text-primary); background: var(--fds-bg-panel); box-shadow: var(--fds-shadow-3); }
.ss-outline-dialog[open] { display: flex; flex-direction: column; }
.ss-outline-dialog::backdrop { background: rgb(17 24 39 / 38%); }
.ss-outline-heading { display: flex; align-items: center; justify-content: space-between; flex: 0 0 auto; gap: 16px; padding: 16px 24px; border-bottom: 1px solid var(--fds-border); }
.ss-outline-heading h2 { font-size: 18px; line-height: 1.4; margin: 0 0 4px; }
.ss-outline-heading p { margin: 0; font-size: 12px; color: var(--fds-text-secondary); }
.ss-outline-heading > button { flex: 0 0 auto; }
.ss-outline-body { display: grid; grid-template-columns: minmax(0, 1fr) 316px; flex: 1 1 auto; min-height: 0; overflow: hidden; }
.ss-outline-stage { min-width: 0; min-height: 0; display: flex; flex-direction: column; background: var(--fds-gray-50); }
.ss-outline-toolbar { display: flex; align-items: center; flex-wrap: wrap; gap: 8px; padding: 12px 16px; background: var(--fds-bg-panel); border-bottom: 1px solid var(--fds-border); flex: 0 0 auto; }
.ss-outline-tool-group { display: flex; flex-wrap: wrap; gap: 4px; align-items: center; }
.ss-outline-modes { padding: 3px; border-radius: var(--fds-radius-md); background: var(--fds-bg-muted); }
.ss-outline-view-tools { margin-left: auto; padding-left: 8px; border-left: 1px solid var(--fds-border); }
#space-outline-dialog .fds-btn { border-radius: var(--fds-radius-md); font-size: 12px; padding: 0 12px; min-height: 36px; height: auto; line-height: 1.4; }
#space-outline-dialog .ss-outline-modes .fds-btn-secondary { border-color: transparent; background: transparent; color: var(--fds-text-secondary); }
#space-outline-dialog .ss-outline-modes .fds-btn[aria-pressed=true] { border-color: var(--fds-border); background: var(--fds-bg-panel); color: var(--fds-text-primary); box-shadow: var(--fds-shadow-1); }
#space-outline-dialog .fds-btn:disabled { opacity: .45; box-shadow: none; cursor: not-allowed; }
.ss-outline-aids { display: flex; align-items: center; flex-wrap: wrap; gap: 6px; padding: 8px 16px; flex: 0 0 auto; border-bottom: 1px solid var(--fds-border); background: var(--fds-gray-25); }
#space-outline-dialog .ss-outline-aids .fds-btn { padding: 0 8px; min-height: 30px; background: transparent; border-color: transparent; color: var(--fds-text-secondary); }
#space-outline-dialog .ss-outline-aids .fds-btn[aria-pressed=true] { color: var(--fds-blue-700); border-color: var(--fds-blue-200); background: var(--fds-blue-50); }
.ss-outline-grid-label { margin-left: auto; color: var(--fds-text-secondary); font-size: 12px; font-variant-numeric: tabular-nums; white-space: nowrap; }
.ss-outline-step { width: auto; max-width: 150px; font-size: 12px; }
#space-outline-dialog .ss-outline-step { min-height: 32px; height: 32px; }
.ss-outline-canvas { display: block; width: 100%; flex: 1 1 auto; min-height: 180px; height: 0; touch-action: none; user-select: none; }
.ss-outline-hint { flex: 0 0 auto; padding: 10px 16px; margin: 0; border-top: 1px solid var(--fds-border); background: var(--fds-gray-25); font-size: 12px; line-height: 1.5; color: var(--fds-text-secondary); }
.ss-outline-controls { padding: 12px; border-left: 1px solid var(--fds-border); background: var(--fds-bg-page); overflow: auto; overscroll-behavior: contain; min-width: 0; min-height: 0; scroll-padding-block: 12px; }
.ss-outline-section { padding: 14px; margin-bottom: 12px; border: 1px solid var(--fds-border); border-radius: var(--fds-radius-lg); background: var(--fds-bg-panel); }
.ss-outline-section:last-child { margin-bottom: 0; }
.ss-outline-section h3, .ss-outline-section summary { font-size: 13px; font-weight: 600; line-height: 1.5; margin: 0 0 12px; }
.ss-outline-section summary { cursor: pointer; margin: 0; padding: 2px 0; }
.ss-outline-section[open] > summary { margin-bottom: 14px; }
.ss-outline-section .ss-field { margin: 10px 0; }
.ss-outline-section .ss-field-grid { gap: 10px; }
.ss-outline-section > .fds-btn, .ss-outline-section > .ss-check { margin-block: 10px; }
.ss-outline-section .fds-meta { font-size: 12px; line-height: 1.5; color: var(--fds-text-secondary); margin: 10px 0 0; }
.ss-outline-section .ss-field label { font-size: 12px; }
.ss-outline-buttons { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 10px; }
.ss-outline-buttons > button { flex: 1; }
.ss-outline-section input[type=file] { width: 100%; font-size: 12px; padding: 12px 0; }
.ss-outline-section input[type=file]::file-selector-button { border: 1px solid var(--fds-border-strong); border-radius: var(--fds-radius-sm); padding: 8px; margin-right: 8px; background: var(--fds-bg-muted); color: var(--fds-text-primary); cursor: pointer; }
.ss-outline-filename { overflow-wrap: anywhere; }
.ss-outline-footer { display: flex; align-items: center; justify-content: space-between; flex: 0 0 auto; gap: 12px; background: var(--fds-bg-panel); border-top: 1px solid var(--fds-border); padding: 12px 20px; }
.ss-outline-footer-actions { display: flex; gap: 8px; margin-left: auto; flex: 0 0 auto; }
#space-outline-dialog .ss-outline-footer-actions button { min-height: 40px; }
.ss-outline-draft-status { margin: 0; font-size: 12px; line-height: 1.5; color: var(--fds-text-secondary); }
.ss-outline-draft-status:empty { display: none; }
.ss-outline-status { color: var(--fds-red-700); font-size: 13px; padding: 10px 20px; margin: 0; flex: 0 0 auto; max-height: 15dvh; overflow: auto; }
.ss-outline-status:empty { display: none; }
.ss-outline-review { padding: 14px 20px; border-top: 1px solid var(--fds-border); background: var(--fds-blue-50); font-size: 13px; flex: 0 1 auto; max-height: 28dvh; overflow: auto; overscroll-behavior: contain; scroll-padding-block: 12px; }
.ss-outline-review p { margin: 8px 0; }
.ss-outline-review ul { padding-left: 20px; }
.ss-outline-review .ss-check { padding: 10px 0; }
.ss-outline-recovery { flex: 0 1 auto; max-height: 30dvh; overflow: auto; padding: 12px 20px; border-bottom: 1px solid var(--fds-border); background: var(--fds-blue-50); display: flex; align-items: center; flex-wrap: wrap; gap: 8px; }
.ss-outline-recovery[hidden], .ss-outline-review[hidden] { display: none; }
.ss-outline-recovery p { flex-basis: 100%; margin: 0 0 4px; font-size: 13px; }
#space-outline-dialog :is(button, select, input) { max-width: 100%; }
.ss-outline-dialog :focus-visible { outline: 2px solid var(--fds-blue-600); outline-offset: 2px; }
@media (max-width: 1100px) {
  .ss-outline-dialog { width: calc(100vw - 24px); height: calc(100dvh - 24px); }
  .ss-outline-body { grid-template-columns: minmax(0, 1fr) 280px; }
  .ss-outline-toolbar, .ss-outline-aids { padding-inline: 10px; }
  .ss-outline-view-tools { margin-left: 0; }
}
@media (max-width: 767px), (max-height: 540px) {
  .ss-outline-dialog { width: calc(100vw - 16px); height: calc(100dvh - 16px); border-radius: var(--fds-radius-lg); }
  .ss-outline-heading { padding: 12px 14px; gap: 8px; }
  .ss-outline-heading h2 { font-size: 16px; }
  .ss-outline-heading p { font-size: 12px; }
  #space-outline-dialog .ss-outline-heading > button { padding-inline: 8px; }
  .ss-outline-body { display: block; overflow: auto; overscroll-behavior: contain; scroll-padding-block: 12px; }
  .ss-outline-controls { border-left: 0; border-top: 1px solid var(--fds-border); overflow: visible; }
  .ss-outline-canvas { height: clamp(260px, 42dvh, 420px); flex: none; }
  .ss-outline-toolbar { gap: 6px; }
  .ss-outline-view-tools { flex: 1; margin: 0; padding: 0; border: 0; }
  .ss-outline-view-tools > button { flex: 1; }
  .ss-outline-modes { width: 100%; }
  .ss-outline-modes > button { flex: 1; padding-inline: 6px; }
  .ss-outline-aids { gap: 6px; }
  .ss-outline-grid-label { margin-left: 0; margin-right: auto; }
  .ss-outline-hint { padding: 10px 14px; }
  .ss-outline-footer { padding: 10px 12px; flex-wrap: wrap; gap: 6px; }
  .ss-outline-footer-actions { width: 100%; margin: 0; }
  .ss-outline-footer-actions > button { flex: 1; }
  .ss-outline-draft-status { width: 100%; }
  .ss-outline-review { max-height: 28dvh; padding-inline: 14px; }
  #space-outline-dialog :is(button, select, input):not([type=checkbox]) { min-height: 44px; }
}
@media (pointer: coarse) {
  #space-outline-dialog :is(button, select, input):not([type=checkbox]), .ss-outline-section summary { min-height: 44px; }
}

/* Scene geometry uses screen-sized strokes, never stored scene units. */
.outline-shape { fill: var(--fds-blue-50); fill-opacity: .3; stroke: var(--fds-blue-600); stroke-width: 2; vector-effect: non-scaling-stroke; pointer-events: none; }
.outline-shape.is-invalid { stroke: var(--fds-red-700); }
.outline-existing { fill: var(--fds-text-secondary); fill-opacity: .08; stroke: var(--fds-text-secondary); stroke-width: 1; vector-effect: non-scaling-stroke; pointer-events: none; }
.outline-hit { fill: transparent; cursor: move; }
.outline-vertex { fill: var(--fds-bg-panel); stroke: var(--fds-blue-600); stroke-width: 2; vector-effect: non-scaling-stroke; }
.outline-vertex.is-selected, .outline-calibration { fill: var(--fds-blue-600); }
.outline-number, .outline-measure { fill: var(--fds-text-primary); paint-order: stroke; stroke: var(--fds-bg-panel); stroke-width: 3px; vector-effect: non-scaling-stroke; pointer-events: none; }
.outline-measure { text-anchor: middle; }
.outline-measure.is-live { fill: var(--fds-blue-600); font-weight: 600; }
.outline-measure.is-vertical { text-anchor: start; }
/* FDS extension: drawing strength slider with its value. */
.ss-outline-opacity-row { display: flex; align-items: center; gap: 10px; }
.ss-outline-opacity { flex: 1; min-width: 0; accent-color: var(--fds-blue-600); }
.ss-outline-opacity-value { min-width: 3.5em; text-align: right; font-variant-numeric: tabular-nums; color: var(--fds-text-secondary); }
.outline-grid line { vector-effect: non-scaling-stroke; stroke-width: 1; }
.outline-grid-minor { stroke: var(--fds-border); opacity: .45; }
.outline-grid-major { stroke: var(--fds-text-tertiary, #9ca3af); opacity: .4; }
.outline-grid-origin { stroke: var(--fds-text-secondary); opacity: .5; }
.outline-wall { fill: var(--fds-gray-300, #d1d5db); pointer-events: none; }
.outline-shape { stroke-linejoin: round; stroke-linecap: round; }
.outline-guide, .outline-guide-reference, .outline-ghost { fill: none; stroke: var(--fds-blue-600); stroke-width: 1.5; vector-effect: non-scaling-stroke; pointer-events: none; }
.outline-guide, .outline-ghost { stroke-dasharray: 5 4; }
.outline-guide-label { fill: var(--fds-blue-700); paint-order: stroke; stroke: var(--fds-bg-panel); stroke-width: 4px; vector-effect: non-scaling-stroke; pointer-events: none; }
.outline-original { fill: none; stroke: var(--fds-text-secondary); stroke-dasharray: 6 5; stroke-width: 1; vector-effect: non-scaling-stroke; pointer-events: none; opacity: .65; }
.outline-origin { fill: none; stroke: var(--fds-text-secondary); stroke-width: 1.5; vector-effect: non-scaling-stroke; pointer-events: none; }
.outline-reference { fill: var(--fds-gray-300, #d1d5db); fill-opacity: .2; stroke: var(--fds-text-secondary); stroke-width: 1; vector-effect: non-scaling-stroke; pointer-events: none; }
.outline-reference-door { fill: none; stroke: var(--fds-blue-700); stroke-width: 3; }
.outline-reference-zone { stroke-dasharray: 4 3; fill-opacity: .08; }
.outline-reference-point { fill-opacity: .6; }
.outline-reference.is-affected { stroke: var(--fds-red-700); stroke-width: 2; stroke-dasharray: 4 3; }
.outline-reference.is-cad { fill: var(--fds-amber-50); fill-opacity: .7; stroke: var(--fds-amber-700); stroke-width: 1.5; }

@media (pointer: coarse), (max-width: 767px) {
  #space-outline-dialog .ss-outline-aids .fds-btn,
  #space-outline-dialog .ss-outline-step { min-height: 44px; }
}
@media (min-width: 768px) and (min-height: 541px) and (max-height: 720px) {
  .ss-outline-stage { overflow: auto; }
  .ss-outline-canvas { flex-shrink: 0; }
}
.ss-outline-import .ss-import-panel { display: grid; gap: 14px; margin-top: 12px; }
.ss-outline-import .ss-import-group { display: grid; gap: 8px; padding-top: 12px; border-top: 1px solid var(--fds-border); }
.ss-outline-import .ss-import-group h4 { font-size: 12px; font-weight: 600; margin: 0; }
.ss-outline-import .ss-import-group .fds-meta, .ss-outline-import .ss-import-group .ss-field { margin: 0; }
.ss-outline-import .ss-import-group > .fds-btn { justify-self: start; }
.ss-outline-import .ss-file { max-width: 100%; }