.diagram-wrap {
  --diagram-accent: var(--accent);
  --diagram-accent-soft: rgba(67, 97, 238, 0.1);
  --diagram-success: #168a64;
  --diagram-warning: #b96814;
}

.diagram-main {
  grid-template-columns: minmax(520px, 1.08fr) minmax(420px, 0.92fr);
  gap: var(--workspace-gap);
  padding: var(--workspace-top) var(--workspace-gutter) var(--workspace-bottom);
}

.diagram-main > .gen-section,
.diagram-result-section {
  min-width: 0;
  border-color: var(--line);
  border-radius: var(--radius-lg);
  background: var(--surface-panel);
  box-shadow: var(--shadow-soft);
}

.diagram-workflow {
  display: grid;
  gap: 16px;
}

.diagram-workflow-head {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 18px;
  align-items: center;
  padding: 18px;
  border: 1px solid rgba(67, 97, 238, 0.18);
  border-radius: 18px;
  background:
    linear-gradient(135deg, rgba(67, 97, 238, 0.09), rgba(22, 138, 100, 0.05)),
    var(--surface);
}

.diagram-workflow-head strong {
  display: block;
  margin-top: 5px;
  color: var(--ink);
  font-size: 16px;
  line-height: 1.45;
}

.diagram-workflow-head p,
.diagram-step-head p {
  margin: 5px 0 0;
  color: var(--ink-soft);
  font-size: 13px;
  line-height: 1.55;
}

.diagram-kicker {
  color: var(--diagram-accent);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0.08em;
}

.diagram-progress {
  display: grid;
  grid-template-columns: repeat(4, minmax(54px, 1fr));
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.diagram-progress li {
  display: grid;
  justify-items: center;
  gap: 5px;
  color: var(--ink-soft);
  font-size: 12px;
  font-weight: 800;
}

.diagram-progress li span {
  display: grid;
  width: 28px;
  height: 28px;
  place-items: center;
  border-radius: 999px;
  background: var(--diagram-accent-soft);
  color: var(--diagram-accent);
}

.diagram-quick-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: var(--surface-alt);
}

.diagram-quick-nav a {
  min-height: 36px;
  display: inline-flex;
  align-items: center;
  padding: 7px 11px;
  border-radius: 999px;
  color: var(--ink-soft);
  font-size: 12px;
  font-weight: 800;
  text-decoration: none;
}

.diagram-quick-nav a:hover,
.diagram-quick-nav a:focus-visible {
  background: var(--diagram-accent-soft);
  color: var(--diagram-accent);
}

.diagram-step {
  display: grid;
  gap: 16px;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: var(--surface);
}

.diagram-step-head {
  display: flex;
  align-items: flex-start;
  gap: 12px;
}

.diagram-step-head > div {
  flex: 1 1 auto;
  min-width: 0;
}

.diagram-step-toggle {
  display: none;
}

.diagram-step-head > span {
  flex: 0 0 auto;
  display: grid;
  width: 32px;
  height: 32px;
  place-items: center;
  border-radius: 10px;
  background: var(--diagram-accent);
  color: var(--on-accent, #fff);
  font-size: 13px;
  font-weight: 900;
}

.diagram-step-head h3 {
  margin: 0;
  color: var(--ink);
  font-size: 16px;
}

.diagram-field-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.diagram-field-wide {
  grid-column: 1 / -1;
}

.diagram-step .gen-field {
  min-width: 0;
  margin: 0;
}

.diagram-inline-head,
.diagram-range-head,
.diagram-readiness-head,
.diagram-match-head,
.diagram-panel-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.diagram-inline-head > label:first-child,
.diagram-range-head label {
  margin: 0;
}

.diagram-required {
  color: #c2413b;
  font-size: 12px;
  font-weight: 900;
}

#diagramDataFile {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
}

.diagram-file-button {
  flex: 0 0 auto;
  min-height: 34px;
  display: inline-flex;
  align-items: center;
  padding: 6px 11px;
  border: 1px solid rgba(67, 97, 238, 0.25);
  border-radius: 999px;
  background: var(--diagram-accent-soft);
  color: var(--diagram-accent);
  font-size: 12px;
  font-weight: 850;
  cursor: pointer;
}

.diagram-data-input {
  min-height: 190px;
  margin-top: 8px;
  font-family: "JetBrains Mono", "Pretendard", monospace;
  line-height: 1.55;
}

.diagram-data-summary,
.diagram-recommendation,
.diagram-preview-summary {
  padding: 12px 14px;
  border: 1px solid rgba(67, 97, 238, 0.16);
  border-radius: 13px;
  background: var(--diagram-accent-soft);
  color: var(--ink-soft);
  font-size: 12px;
  line-height: 1.55;
}

.diagram-recommendation strong,
.diagram-preview-summary strong {
  color: var(--ink);
}

.diagram-choice-grid,
.diagram-layout-grid,
.diagram-emphasis-grid,
.diagram-palette-grid {
  display: grid;
  gap: 9px;
}

.diagram-choice-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.diagram-visual-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.diagram-layout-grid,
.diagram-emphasis-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.diagram-palette-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.diagram-choice-card,
.diagram-layout-card,
.diagram-emphasis-card,
.diagram-palette-card {
  min-width: 0;
  min-height: 72px;
  display: grid;
  align-content: start;
  gap: 5px;
  padding: 12px;
  border: 1px solid var(--line-control, var(--line));
  border-radius: 14px;
  background: var(--surface-alt);
  color: var(--ink);
  text-align: left;
  cursor: pointer;
  transition: transform 0.16s ease, border-color 0.16s ease, background 0.16s ease;
}

.diagram-choice-card:hover,
.diagram-layout-card:hover,
.diagram-emphasis-card:hover,
.diagram-palette-card:hover {
  transform: translateY(-1px);
  border-color: rgba(67, 97, 238, 0.42);
}

.diagram-choice-card[aria-checked="true"],
.diagram-layout-card[aria-checked="true"],
.diagram-emphasis-card[aria-checked="true"],
.diagram-palette-card[aria-checked="true"] {
  border-color: var(--diagram-accent);
  background: var(--diagram-accent-soft);
  box-shadow: inset 0 0 0 1px var(--diagram-accent);
}

.diagram-choice-card strong,
.diagram-layout-card strong,
.diagram-emphasis-card strong,
.diagram-palette-card strong {
  font-size: 13px;
  line-height: 1.35;
}

.diagram-choice-card small,
.diagram-layout-card small,
.diagram-emphasis-card small,
.diagram-palette-card small {
  color: var(--ink-soft);
  font-size: 12px;
  line-height: 1.45;
}

.diagram-palette-card {
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
}

.diagram-palette-swatches {
  display: flex;
  align-items: center;
}

.diagram-palette-swatches i {
  width: 18px;
  height: 18px;
  margin-left: -4px;
  border: 1px solid rgba(15, 23, 42, 0.18);
  border-radius: 999px;
}

.diagram-custom-colors {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: 13px;
  background: var(--surface-alt);
}

.diagram-custom-colors:not([hidden]) {
  display: grid;
}

.diagram-custom-colors label {
  display: grid;
  gap: 7px;
  color: var(--ink-soft);
  font-size: 12px;
  font-weight: 800;
}

.diagram-custom-colors input {
  width: 100%;
  min-height: 38px;
  padding: 3px;
  border: 1px solid var(--line-control, var(--line));
  border-radius: 9px;
  background: var(--surface);
}

.diagram-matrix-settings {
  margin-bottom: 14px;
  padding: 13px;
  border: 1px solid rgba(67, 97, 238, 0.24);
  border-radius: 14px;
  background: rgba(67, 97, 238, 0.055);
}

.diagram-matrix-settings:not([hidden]) {
  display: block;
}

.diagram-matrix-settings .gen-hint {
  margin: 2px 0 0;
}

.diagram-style-contract {
  display: grid;
  gap: 11px;
  margin-top: 16px;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 15px;
  background: var(--surface-alt);
}

.diagram-style-contract-head {
  display: flex;
  gap: 14px;
  align-items: flex-end;
  justify-content: space-between;
}

.diagram-style-contract-head strong {
  color: var(--ink);
  font-size: 13px;
}

.diagram-style-contract-head p {
  margin: 4px 0 0;
  color: var(--ink-soft);
  font-size: 12px;
  line-height: 1.45;
}

.diagram-style-contract-head label {
  flex: 0 0 178px;
  display: grid;
  gap: 5px;
  color: var(--ink-soft);
  font-size: 11px;
  font-weight: 800;
}

.diagram-style-contract-head .gen-select {
  min-height: 38px;
}

.diagram-style-contract-tools {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.diagram-style-contract-tools p {
  margin: 0;
  color: var(--ink-soft);
  font-size: 12px;
  font-weight: 750;
  line-height: 1.45;
}

.diagram-style-gallery-open,
.diagram-style-search-clear,
.diagram-style-category {
  border: 1px solid var(--line-control, var(--line));
  background: var(--surface);
  color: var(--ink);
  font: inherit;
  font-weight: 850;
  cursor: pointer;
}

.diagram-style-gallery-open {
  flex: 0 0 auto;
  min-height: 40px;
  padding: 8px 10px 8px 13px;
  border-color: color-mix(in srgb, var(--diagram-accent) 45%, var(--line));
  border-radius: 10px;
  color: var(--diagram-accent);
  font-size: 12px;
}

.diagram-style-gallery-open span {
  display: inline-grid;
  min-width: 27px;
  min-height: 24px;
  margin-left: 5px;
  padding-inline: 6px;
  place-items: center;
  border-radius: 999px;
  background: var(--diagram-accent-soft);
}

.diagram-slide-style-gallery {
  display: grid;
  grid-auto-columns: minmax(136px, 0.72fr);
  grid-auto-flow: column;
  gap: 9px;
  overflow-x: auto;
  padding: 2px 2px 7px;
  scroll-snap-type: x proximity;
  scrollbar-width: thin;
}

.diagram-slide-style-card {
  min-width: 0;
  display: grid;
  gap: 7px;
  padding: 7px;
  border: 1px solid var(--line-control, var(--line));
  border-radius: 12px;
  background: var(--surface);
  color: var(--ink);
  text-align: left;
  scroll-snap-align: start;
  cursor: pointer;
}

.diagram-slide-style-card:hover,
.diagram-style-browser-card:hover {
  border-color: color-mix(in srgb, var(--diagram-accent) 58%, var(--line));
  transform: translateY(-1px);
}

.diagram-slide-style-card:focus-visible,
.diagram-style-gallery-open:focus-visible,
.diagram-style-browser-card:focus-visible,
.diagram-style-category:focus-visible,
.diagram-style-dialog-close:focus-visible,
.diagram-style-search-clear:focus-visible {
  outline: 3px solid color-mix(in srgb, var(--diagram-accent) 42%, transparent);
  outline-offset: 2px;
}

.diagram-slide-style-card[aria-checked="true"] {
  border-color: var(--diagram-accent);
  box-shadow: inset 0 0 0 1px var(--diagram-accent);
}

.diagram-slide-style-card img,
.diagram-slide-style-default-preview {
  width: 100%;
  aspect-ratio: 16 / 9;
  border-radius: 8px;
  object-fit: cover;
  background: linear-gradient(135deg, #17324d, #3578b8 58%, #ff7a2f);
}

.diagram-slide-style-preview {
  position: relative;
  display: block;
  overflow: hidden;
  border-radius: 8px;
  background: var(--surface-alt);
}

.diagram-slide-style-default-preview {
  display: block;
  background:
    linear-gradient(90deg, rgba(255, 255, 255, 0.92) 0 33%, transparent 33%),
    linear-gradient(135deg, #17324d, #3578b8 60%, #ff7a2f);
}

.diagram-slide-style-card strong {
  overflow: hidden;
  font-size: 12px;
  line-height: 1.35;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.diagram-style-contract-summary {
  color: var(--ink-soft);
  font-size: 12px;
  line-height: 1.5;
}

body.diagram-style-dialog-open {
  overflow: hidden;
}

.diagram-style-dialog-backdrop {
  --diagram-accent: var(--accent);
  --diagram-accent-soft: rgba(67, 97, 238, 0.1);
  position: fixed;
  z-index: 1400;
  inset: 0;
  display: grid;
  padding: 24px;
  place-items: start center;
  overflow-y: auto;
  overscroll-behavior: contain;
  background: rgba(15, 23, 42, 0.58);
  backdrop-filter: blur(4px);
}

.diagram-style-dialog-backdrop[hidden] {
  display: none;
}

.diagram-style-dialog {
  display: grid;
  grid-template-rows: auto auto auto auto minmax(0, 1fr) auto;
  width: min(1100px, 100%);
  height: min(900px, calc(100vh - 48px));
  height: min(900px, calc(100dvh - 48px));
  min-height: 0;
  max-height: none;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 20px;
  background: var(--surface);
  color: var(--ink);
  box-shadow: 0 28px 80px rgba(15, 23, 42, 0.3);
}

.diagram-style-dialog-head {
  position: relative;
  z-index: 2;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 18px;
  padding: 20px 22px 16px;
  border-bottom: 1px solid var(--line);
  background: var(--surface);
}

.diagram-style-dialog-head h2 {
  margin: 5px 0 0;
  font-size: 21px;
  line-height: 1.3;
}

.diagram-style-dialog-head p {
  margin: 6px 0 0;
  color: var(--ink-soft);
  font-size: 13px;
  line-height: 1.5;
}

.diagram-style-dialog-close {
  flex: 0 0 44px;
  width: 44px;
  height: 44px;
  border: 1px solid var(--line-control, var(--line));
  border-radius: 12px;
  background: var(--surface-alt);
  color: var(--ink);
  font: inherit;
  font-size: 25px;
  line-height: 1;
  cursor: pointer;
}

.diagram-style-dialog-controls {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: end;
  gap: 10px;
  padding: 14px 22px 10px;
}

.diagram-style-dialog-controls label {
  display: grid;
  gap: 6px;
  min-width: 0;
}

.diagram-style-dialog-controls label > span {
  color: var(--ink-soft);
  font-size: 12px;
  font-weight: 850;
}

.diagram-style-dialog-controls .gen-input {
  min-height: 44px;
}

.diagram-style-search-clear {
  min-height: 44px;
  padding: 9px 13px;
  border-radius: 10px;
  color: var(--ink-soft);
  font-size: 12px;
  white-space: nowrap;
}

.diagram-style-categories {
  display: flex;
  flex-wrap: wrap;
  align-content: flex-start;
  gap: 7px;
  min-width: 0;
  padding: 2px 22px 10px;
}

.diagram-style-category {
  flex: 0 0 auto;
  min-height: 38px;
  padding: 8px 12px;
  border-radius: 999px;
  color: var(--ink-soft);
  font-size: 12px;
  white-space: nowrap;
}

.diagram-style-category[aria-selected="true"] {
  border-color: var(--diagram-accent);
  background: var(--diagram-accent-soft);
  color: var(--diagram-accent);
}

.diagram-style-results-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 22px;
  border-block: 1px solid var(--line);
  background: var(--surface-alt);
}

.diagram-style-results-head strong,
.diagram-style-results-head span {
  font-size: 12px;
  line-height: 1.4;
}

.diagram-style-results-head span {
  color: var(--diagram-accent);
  font-weight: 800;
  text-align: right;
}

.diagram-style-dialog-body {
  min-height: 0;
  padding: 16px 22px 20px;
  overflow-y: auto;
  overscroll-behavior: contain;
}

.diagram-style-all-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 11px;
  min-width: 0;
}

.diagram-style-browser-card {
  display: grid;
  align-content: start;
  gap: 9px;
  min-width: 0;
  padding: 9px;
  overflow: hidden;
  border: 1px solid var(--line-control, var(--line));
  border-radius: 13px;
  background: var(--surface);
  color: var(--ink);
  font: inherit;
  text-align: left;
  cursor: pointer;
  transition: border-color 160ms ease, box-shadow 160ms ease, transform 160ms ease;
}

.diagram-style-browser-card[aria-checked="true"] {
  border-color: var(--diagram-accent);
  background: color-mix(in srgb, var(--diagram-accent) 4%, var(--surface));
  box-shadow: inset 0 0 0 1px var(--diagram-accent), 0 8px 22px color-mix(in srgb, var(--diagram-accent) 12%, transparent);
}

.diagram-style-browser-preview {
  position: relative;
  display: block;
  width: 100%;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: linear-gradient(135deg, #17324d, #3578b8 58%, #ff7a2f);
}

.diagram-style-browser-preview img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.diagram-style-browser-preview em {
  position: absolute;
  top: 7px;
  right: 7px;
  padding: 4px 7px;
  border-radius: 999px;
  background: rgba(15, 23, 42, 0.78);
  color: #ffffff;
  font-size: 12px;
  font-style: normal;
  font-weight: 850;
}

.diagram-style-browser-copy {
  display: grid;
  gap: 3px;
  min-width: 0;
}

.diagram-style-browser-copy strong {
  overflow: hidden;
  font-size: 13px;
  line-height: 1.4;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.diagram-style-browser-copy small {
  color: var(--diagram-accent);
  font-size: 12px;
  font-weight: 800;
}

.diagram-style-browser-copy > span {
  display: -webkit-box;
  min-height: 2.9em;
  overflow: hidden;
  color: var(--ink-soft);
  font-size: 12px;
  line-height: 1.45;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
}

.diagram-style-empty {
  padding: 40px 18px;
  border: 1px dashed var(--line);
  border-radius: 13px;
  color: var(--ink-soft);
  font-size: 13px;
  text-align: center;
}

.diagram-style-dialog-actions {
  display: flex;
  justify-content: flex-end;
  gap: 9px;
  padding: 12px 22px;
  border-top: 1px solid var(--line);
  background: var(--surface);
}

.diagram-style-dialog-actions .gen-btn {
  min-height: 42px;
}

.diagram-range {
  width: 100%;
  accent-color: var(--diagram-accent);
}

.diagram-range-head strong {
  color: var(--diagram-accent);
  font-size: 12px;
}

.diagram-workflow-footer {
  display: grid;
  gap: 8px;
  padding: 4px 2px 0;
}

.diagram-result-stack {
  min-width: 0;
}

.diagram-production {
  display: grid;
  gap: 10px;
  margin-bottom: 14px;
  padding: 14px;
  border: 1px solid rgba(67, 97, 238, 0.2);
  border-radius: 15px;
  background: linear-gradient(135deg, var(--diagram-accent-soft), transparent 72%), var(--surface);
}

.diagram-production-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 10px;
}

.diagram-production-head > div {
  display: grid;
  gap: 4px;
  min-width: 0;
}

.diagram-production-head strong {
  color: var(--ink);
  font-size: 13px;
}

.diagram-production-head span {
  color: var(--ink-soft);
  font-size: 12px;
  font-weight: 800;
}

#diagramSourceBadge.is-changed,
#diagramCapacityBadge.is-over {
  color: var(--diagram-warning);
}

.diagram-production-actions {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px;
}

.diagram-production-actions .gen-btn {
  min-width: 0;
  min-height: 42px;
  padding-inline: 9px;
  white-space: normal;
}

#diagramSendSlideImageBtn {
  grid-column: 1 / -1;
}

.diagram-production p {
  margin: 0;
  color: var(--ink-soft);
  font-size: 12px;
  line-height: 1.5;
}

.diagram-readiness {
  display: grid;
  gap: 10px;
  margin-bottom: 14px;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 15px;
  background: var(--surface-alt);
}

.diagram-readiness-head strong {
  color: var(--ink);
  font-size: 13px;
}

.diagram-readiness-head span {
  padding: 5px 8px;
  border-radius: 999px;
  background: rgba(185, 104, 20, 0.12);
  color: var(--diagram-warning);
  font-size: 12px;
  font-weight: 900;
}

.diagram-readiness-head span.is-ready {
  background: rgba(22, 138, 100, 0.12);
  color: var(--diagram-success);
}

.diagram-readiness ul {
  display: grid;
  gap: 7px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.diagram-readiness li {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 8px;
  align-items: start;
  color: var(--ink-soft);
  font-size: 12px;
  line-height: 1.45;
}

.diagram-readiness li > span {
  padding: 2px 6px;
  border-radius: 999px;
  background: rgba(185, 104, 20, 0.12);
  color: var(--diagram-warning);
  font-weight: 900;
}

.diagram-readiness li.is-ready > span {
  background: rgba(22, 138, 100, 0.12);
  color: var(--diagram-success);
}

.diagram-readiness li.is-warning > span {
  background: rgba(185, 104, 20, 0.12);
  color: var(--diagram-warning);
}

.diagram-result-tabs {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 6px;
  margin-bottom: 12px;
  padding: 5px;
  border: 1px solid var(--line);
  border-radius: 13px;
  background: var(--surface-alt);
}

.diagram-result-tab {
  min-height: 40px;
  border: 1px solid transparent;
  border-radius: 9px;
  background: transparent;
  color: var(--ink-soft);
  font-size: 12px;
  font-weight: 850;
  cursor: pointer;
}

.diagram-result-tab.active {
  border-color: var(--line-selected, var(--diagram-accent));
  background: var(--surface);
  color: var(--diagram-accent);
  box-shadow: 0 2px 8px rgba(15, 23, 42, 0.08);
}

.diagram-result-panel[hidden] {
  display: none;
}

.diagram-preview-notice,
.diagram-match-disclaimer {
  margin-bottom: 10px;
  color: var(--ink-soft);
  font-size: 12px;
  line-height: 1.5;
}

.diagram-live-preview,
.diagram-match-art {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: #f7f9fc;
}

.diagram-live-preview svg,
.diagram-match-art svg {
  display: block;
  width: 100%;
  height: auto;
}

.diagram-preview-summary {
  margin-top: 10px;
}

.diagram-match-section {
  display: grid;
  gap: 10px;
  margin-top: 16px;
  padding-top: 16px;
  border-top: 1px solid var(--line);
}

.diagram-match-head h3 {
  margin: 3px 0 0;
  color: var(--ink);
  font-size: 15px;
}

.diagram-match-head > strong {
  flex: 0 0 auto;
  padding: 7px 9px;
  border-radius: 999px;
  background: var(--diagram-accent-soft);
  color: var(--diagram-accent);
  font-size: 12px;
}

.diagram-best-match {
  display: grid;
  gap: 9px;
}

.diagram-match-copy {
  display: grid;
  gap: 4px;
}

.diagram-match-copy strong {
  color: var(--ink);
  font-size: 14px;
}

.diagram-match-copy p {
  margin: 0;
  color: var(--ink-soft);
  font-size: 12px;
  line-height: 1.5;
}

.diagram-match-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.diagram-match-tags span {
  padding: 5px 8px;
  border: 1px solid rgba(67, 97, 238, 0.18);
  border-radius: 999px;
  background: var(--diagram-accent-soft);
  color: var(--diagram-accent);
  font-size: 12px;
  font-weight: 800;
}

.diagram-alternative-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 9px;
}

.diagram-alt-card {
  min-width: 0;
  display: grid;
  gap: 8px;
  padding: 10px;
  border: 1px solid var(--line);
  border-radius: 13px;
  background: var(--surface-alt);
}

.diagram-alt-card .diagram-match-art {
  border-radius: 10px;
}

.diagram-alt-card strong,
.diagram-alt-card small {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.diagram-alt-card strong {
  color: var(--ink);
  font-size: 12px;
}

.diagram-alt-card small {
  color: var(--ink-soft);
  font-size: 12px;
}

.diagram-alt-card button {
  min-height: 36px;
  border: 1px solid rgba(67, 97, 238, 0.25);
  border-radius: 9px;
  background: var(--diagram-accent-soft);
  color: var(--diagram-accent);
  font-size: 12px;
  font-weight: 850;
  cursor: pointer;
}

.diagram-spec-preview,
.diagram-prompt-preview {
  min-height: 620px;
  margin: 0;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: var(--surface-alt);
  color: var(--ink);
  font-family: "JetBrains Mono", "Pretendard", monospace;
  font-size: 12px;
  line-height: 1.6;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}

.diagram-panel-actions {
  margin-bottom: 10px;
  justify-content: flex-end;
}

[data-theme="dark"] .diagram-wrap {
  --diagram-success: #6ee7b7;
  --diagram-warning: #fbbf24;
}

[data-theme="dark"] .diagram-required {
  color: #fca5a5;
}

[data-theme="dark"] .diagram-readiness-head span,
[data-theme="dark"] .diagram-readiness li > span {
  background: rgba(251, 191, 36, 0.16);
}

[data-theme="dark"] .diagram-readiness-head span.is-ready,
[data-theme="dark"] .diagram-readiness li.is-ready > span {
  background: rgba(110, 231, 183, 0.14);
}

[data-theme="dark"] .diagram-result-tab.active {
  border-color: #a5b4fc;
}

@media (min-width: 1181px) {
  .tab-action-column.diagram-result-stack {
    position: sticky;
    top: calc(var(--app-header-height) + var(--tabs-bar-height) + 16px);
    align-self: start;
    max-height: calc(100vh - var(--app-header-height) - var(--tabs-bar-height) - 28px);
    overflow-x: hidden;
    overflow-y: auto;
    scrollbar-gutter: stable;
    scrollbar-width: thin;
  }

  .tab-action-column.diagram-result-stack > .diagram-result-section {
    flex: 0 0 auto;
  }
}

@media (max-width: 1180px) {
  .diagram-main {
    grid-template-columns: 1fr;
  }

  .diagram-style-all-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (max-width: 720px) {
  .diagram-main {
    padding: 12px;
    gap: 12px;
  }

  .diagram-workflow-head {
    grid-template-columns: 1fr;
    padding: 14px;
  }

  .diagram-progress {
    width: 100%;
  }

  .diagram-step {
    padding: 14px;
    border-radius: 15px;
    scroll-margin-top: calc(var(--app-header-height) + var(--tabs-bar-height) + 12px);
  }

  .diagram-step:not(.is-open) > :not(.diagram-step-head) {
    display: none;
  }

  .diagram-step-toggle {
    flex: 0 0 44px;
    display: grid;
    width: 44px;
    height: 44px;
    margin: -6px -6px -6px auto;
    place-items: center;
    border: 0;
    border-radius: 12px;
    background: var(--surface-alt);
    color: var(--ink-soft);
    cursor: pointer;
  }

  .diagram-step-toggle span {
    display: block;
    font-size: 20px;
    transition: transform 160ms ease;
  }

  .diagram-step.is-open .diagram-step-toggle span {
    transform: rotate(180deg);
  }

  .diagram-choice-grid,
  .diagram-visual-grid,
  .diagram-layout-grid,
  .diagram-emphasis-grid,
  .diagram-palette-grid,
  .diagram-field-grid {
    grid-template-columns: 1fr;
  }

  .diagram-field-wide {
    grid-column: auto;
  }

  .diagram-custom-colors {
    grid-template-columns: 1fr;
  }

  .diagram-style-contract-head {
    align-items: stretch;
    flex-direction: column;
  }

  .diagram-style-contract-head label {
    flex-basis: auto;
  }

  .diagram-slide-style-gallery {
    grid-auto-columns: minmax(142px, 72vw);
  }

  .diagram-style-contract-tools {
    align-items: stretch;
    flex-direction: column;
  }

  .diagram-style-gallery-open {
    width: 100%;
    min-height: 44px;
  }

  .diagram-style-dialog-backdrop {
    align-items: end;
    padding: 0;
  }

  .diagram-style-dialog {
    width: 100%;
    height: min(92vh, 900px);
    height: min(92dvh, 900px);
    max-height: 92dvh;
    border-radius: 20px 20px 0 0;
  }

  .diagram-style-dialog-head {
    padding: 15px 14px 13px;
  }

  .diagram-style-dialog-head h2 {
    font-size: 18px;
  }

  .diagram-style-dialog-head p {
    font-size: 12px;
  }

  .diagram-style-dialog-controls {
    padding: 12px 14px 9px;
  }

  .diagram-style-categories {
    display: grid;
    grid-template-rows: repeat(2, minmax(42px, auto));
    grid-auto-flow: column;
    grid-auto-columns: max-content;
    justify-content: start;
    padding-inline: 14px;
    padding-bottom: 12px;
    overflow-x: auto;
    overscroll-behavior-inline: contain;
    scrollbar-width: thin;
    scrollbar-color: color-mix(in srgb, var(--diagram-accent) 48%, var(--line)) transparent;
  }

  .diagram-style-categories::-webkit-scrollbar {
    height: 6px;
  }

  .diagram-style-categories::-webkit-scrollbar-thumb {
    border-radius: 999px;
    background: color-mix(in srgb, var(--diagram-accent) 48%, var(--line));
  }

  .diagram-style-category {
    min-height: 42px;
  }

  .diagram-style-results-head {
    align-items: flex-start;
    flex-direction: column;
    gap: 3px;
    padding: 9px 14px;
  }

  .diagram-style-results-head span {
    text-align: left;
  }

  .diagram-style-dialog-body {
    padding: 12px 14px 16px;
  }

  .diagram-style-all-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 8px;
  }

  .diagram-style-dialog-actions {
    display: grid;
    grid-template-columns: 1fr 1fr;
    padding: 10px 14px max(10px, env(safe-area-inset-bottom));
  }

  .diagram-style-dialog-actions [data-diagram-style-dialog-close] {
    grid-column: 1 / -1;
  }

  .diagram-spec-preview,
  .diagram-prompt-preview {
    min-height: 420px;
  }

  #diagramResultsTitle {
    scroll-margin-top: calc(var(--app-header-height) + var(--tabs-bar-height) + 12px);
  }
}

@media (max-width: 440px) {
  .diagram-main {
    padding: 10px;
  }

  .diagram-progress li strong {
    display: none;
  }

  .diagram-quick-nav a {
    flex: 1 1 calc(50% - 8px);
    justify-content: center;
  }

  .diagram-inline-head,
  .diagram-match-head {
    align-items: flex-start;
    flex-direction: column;
  }

  .diagram-file-button {
    width: 100%;
    justify-content: center;
  }

  .diagram-result-tabs,
  .diagram-alternative-grid,
  .diagram-production-actions {
    grid-template-columns: 1fr;
  }

  #diagramSendSlideImageBtn {
    grid-column: auto;
  }

  .diagram-production-head {
    flex-direction: column;
  }

  .diagram-style-dialog-controls {
    grid-template-columns: 1fr;
  }

  .diagram-style-search-clear {
    width: 100%;
  }

  .diagram-style-all-grid {
    grid-template-columns: 1fr;
  }

  .diagram-style-browser-card {
    grid-template-columns: minmax(116px, 0.86fr) minmax(0, 1.14fr);
    align-items: center;
  }

  .diagram-style-dialog-actions {
    grid-template-columns: 1fr;
  }

  .diagram-style-dialog-actions [data-diagram-style-dialog-close] {
    grid-column: auto;
  }
}