:root {
  color-scheme: light;
  --ink: #172126;
  --muted: #58656b;
  --line: #c9d1d4;
  --line-strong: #98a5aa;
  --paper: #ffffff;
  --surface: #f3f6f7;
  --surface-strong: #e7edef;
  --base: #315e8a;
  --crypto: #28735d;
  --cloud: #2a7186;
  --dbaas: #a25824;
  --mandatory: #243f56;
  --selection: #8d5b16;
  --catalogue: #256c56;
  --optional: #6c5683;
  --assurance: #9a3f4f;
  --map-scale: 1;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  background: var(--surface);
  color: var(--ink);
  font-family: Inter, "Segoe UI", Arial, sans-serif;
  margin: 0;
  min-width: 320px;
}

button,
input { font: inherit; }

button,
.back-link,
.reader-actions a,
.source-link,
.requirement-chip {
  align-items: center;
  background: var(--paper);
  border: 1px solid var(--line-strong);
  color: var(--ink);
  cursor: pointer;
  display: inline-flex;
  justify-content: center;
  min-height: 34px;
  padding: 5px 10px;
  text-decoration: none;
}

button:hover,
.back-link:hover,
.reader-actions a:hover,
.source-link:hover { border-color: var(--ink); }

button:disabled {
  cursor: not-allowed;
  opacity: .45;
}

button:focus-visible,
a:focus-visible,
input:focus-visible,
summary:focus-visible {
  outline: 3px solid #4b93b5;
  outline-offset: 2px;
}

.page-header {
  align-items: flex-end;
  background: #172126;
  color: #ffffff;
  display: flex;
  gap: 32px;
  justify-content: space-between;
  min-height: 170px;
  padding: 32px clamp(20px, 4vw, 64px);
}

.header-actions {
  align-items: flex-end;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.page-mode-control {
  display: flex;
}

.page-mode-control button {
  background: transparent;
  border-color: #8ea0a7;
  color: #ffffff;
  margin-left: -1px;
  white-space: nowrap;
}

.page-mode-control button:first-child { margin-left: 0; }

.page-mode-control button[aria-pressed="true"] {
  background: #ffffff;
  border-color: #ffffff;
  color: var(--ink);
  position: relative;
  z-index: 1;
}

.page-header h1 {
  font-size: clamp(30px, 4vw, 52px);
  font-weight: 650;
  letter-spacing: 0;
  line-height: 1.05;
  margin: 4px 0 10px;
}

.eyebrow {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0;
  margin: 0 0 4px;
  text-transform: uppercase;
}

.subtitle {
  color: #c8d3d7;
  font-size: 16px;
  margin: 0;
  max-width: 820px;
}

.back-link {
  background: transparent;
  border-color: #8ea0a7;
  color: #ffffff;
  flex: 0 0 auto;
}

main { min-width: 0; }

.configuration-band,
.control-band,
.status-band {
  border-bottom: 1px solid var(--line);
  padding: 18px clamp(20px, 4vw, 64px);
}

.configuration-band { background: var(--paper); }

.section-heading {
  align-items: end;
  display: flex;
  gap: 20px;
  justify-content: space-between;
}

.section-heading h2,
.reader-header h2 {
  font-size: 18px;
  letter-spacing: 0;
  margin: 0;
}

.segmented-control {
  display: inline-grid;
  gap: 0;
  grid-auto-flow: column;
  max-width: 100%;
  overflow-x: auto;
}

.segmented-control button {
  border-radius: 0;
  margin-left: -1px;
  white-space: nowrap;
}

.segmented-control button:first-child { margin-left: 0; }

.segmented-control button[aria-pressed="true"] {
  background: #172126;
  border-color: #172126;
  color: #ffffff;
  position: relative;
  z-index: 1;
}

.composition-map {
  align-items: start;
  display: grid;
  gap: 16px;
  margin-top: 18px;
  min-width: 0;
  padding: 2px 2px 12px;
}

.composition-flow,
.composition-dependencies {
  align-items: stretch;
  display: flex;
  gap: 28px;
  min-width: 0;
  overflow-x: auto;
  padding: 1px 1px 4px;
}

.composition-flow { align-items: center; }

.composition-branch {
  border-left: 2px solid var(--line-strong);
  display: grid;
  gap: 9px;
  min-width: 250px;
  padding-left: 28px;
  position: relative;
}

.composition-branch::before {
  border-top: 2px solid var(--line-strong);
  content: "";
  left: -28px;
  position: absolute;
  top: 50%;
  width: 28px;
}

.composition-branch-label,
.composition-dependencies-label {
  color: var(--muted);
  font-size: 11px;
  font-weight: 750;
  letter-spacing: .02em;
  text-transform: uppercase;
}

.composition-branch-options {
  display: flex;
  gap: 12px;
}

.composition-dependencies {
  align-items: center;
  border-top: 1px solid var(--line);
  gap: 10px;
  padding-top: 12px;
}

.composition-dependencies .composition-node {
  background: #fffef8;
  border-style: dashed;
  flex-basis: 190px;
  min-height: 60px;
  width: 190px;
}

.composition-node {
  background: var(--surface);
  border: 1px solid var(--line);
  border-left: 5px solid var(--owner-color);
  flex: 0 0 235px;
  min-height: 72px;
  padding: 12px 14px;
  position: relative;
  width: 235px;
}

.composition-flow > .composition-node + .composition-node::before {
  border-top: 2px solid var(--line-strong);
  content: "";
  left: -29px;
  position: absolute;
  top: 34px;
  width: 28px;
}

.composition-node strong,
.composition-node span { display: block; }

.composition-node span {
  color: var(--muted);
  font-size: 12px;
  margin-top: 5px;
}

.external-node {
  background: #fffef8;
  border-style: dashed;
}

.configuration-context {
  align-items: start;
  background: var(--surface);
  border-left: 4px solid var(--mandatory);
  display: grid;
  gap: 3px 18px;
  grid-template-columns: max-content minmax(0, 1fr) auto;
  padding: 10px 12px;
}

.configuration-context strong { font-size: 13px; }
.configuration-context span { color: var(--muted); font-size: 13px; line-height: 1.4; }
.configuration-context a { white-space: nowrap; }

.reader-guide {
  background: var(--surface);
  padding: 0 clamp(20px, 4vw, 64px) 88px;
}

.guide-hero {
  border-bottom: 1px solid var(--line-strong);
  display: grid;
  gap: 34px;
  grid-template-columns: minmax(0, 1.25fr) minmax(310px, .75fr);
  padding: 42px 0 38px;
}

.guide-hero h2 {
  font-size: clamp(28px, 3.5vw, 46px);
  font-weight: 650;
  letter-spacing: -.02em;
  line-height: 1.05;
  margin: 6px 0 14px;
  max-width: 880px;
}

.guide-lede {
  color: #34444b;
  font-size: 17px;
  line-height: 1.55;
  margin: 0;
  max-width: 870px;
}

.guide-disclaimer {
  border-left: 4px solid var(--selection);
  color: var(--muted);
  font-size: 13px;
  line-height: 1.45;
  margin: 20px 0 0;
  max-width: 820px;
  padding: 3px 0 3px 12px;
}

.guide-reading-order {
  border-top: 5px solid var(--ink);
  padding-top: 13px;
}

.guide-reading-order h3 {
  font-size: 14px;
  margin: 0 0 10px;
  text-transform: uppercase;
}

.guide-reading-order ol {
  counter-reset: guide-step;
  display: grid;
  gap: 0;
  list-style: none;
  margin: 0;
  padding: 0;
}

.guide-reading-order li {
  border-top: 1px solid var(--line);
  counter-increment: guide-step;
  display: grid;
  font-size: 13px;
  gap: 10px;
  grid-template-columns: 24px minmax(0, 1fr);
  line-height: 1.4;
  padding: 9px 0;
}

.guide-reading-order li::before {
  color: var(--selection);
  content: counter(guide-step, decimal-leading-zero);
  font-family: Consolas, "Courier New", monospace;
  font-weight: 800;
}

.guide-section {
  border-bottom: 1px solid var(--line-strong);
  padding: 40px 0;
}

.guide-section:last-child { border-bottom: 0; }

.guide-section-heading {
  display: grid;
  gap: 20px;
  grid-template-columns: minmax(210px, .45fr) minmax(0, 1.55fr);
  margin-bottom: 24px;
}

.guide-section-heading h2 {
  font-size: 24px;
  margin: 3px 0 0;
}

.guide-section-heading p {
  color: var(--muted);
  line-height: 1.55;
  margin: 0;
  max-width: 850px;
}

.module-digest-list {
  border-top: 1px solid var(--line-strong);
}

.module-digest {
  --owner-color: var(--base);
  border-bottom: 1px solid var(--line);
  display: grid;
  gap: 18px 28px;
  grid-template-columns: minmax(150px, .35fr) minmax(280px, 1fr) minmax(280px, .85fr);
  padding: 22px 0 22px 18px;
  position: relative;
}

.module-digest::before {
  background: var(--owner-color);
  bottom: 22px;
  content: "";
  left: 0;
  position: absolute;
  top: 22px;
  width: 5px;
}

.module-digest[data-owner="crypto"] { --owner-color: var(--crypto); }
.module-digest[data-owner="cloud"] { --owner-color: var(--cloud); }
.module-digest[data-owner="dbaas"] { --owner-color: var(--dbaas); }

.module-digest-title {
  align-content: start;
  display: grid;
  gap: 4px;
}

.module-digest-title strong { font-size: 18px; }
.module-digest-title span { color: var(--muted); font-size: 12px; line-height: 1.35; }

.module-digest-body,
.module-digest-scope {
  display: grid;
  gap: 10px;
}

.module-digest-body p,
.module-digest-scope p {
  line-height: 1.5;
  margin: 0;
}

.module-digest-scope p {
  color: var(--muted);
  font-size: 13px;
}

.module-digest-scope strong {
  color: var(--ink);
  display: block;
  font-size: 11px;
  letter-spacing: .02em;
  margin-bottom: 3px;
  text-transform: uppercase;
}

.module-links {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.module-links a {
  color: var(--owner-color);
  font-size: 12px;
  font-weight: 700;
}

.architecture-workspace {
  align-items: start;
  display: grid;
  gap: 34px;
  grid-template-columns: minmax(230px, .42fr) minmax(0, 1.58fr);
}

.architecture-nav {
  border-top: 5px solid var(--ink);
  display: grid;
  position: sticky;
  top: 18px;
}

.architecture-nav-group {
  border-bottom: 1px solid var(--line-strong);
  color: var(--muted);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: .02em;
  padding: 12px 9px 7px;
  text-transform: uppercase;
}

.architecture-nav button {
  align-items: baseline;
  background: transparent;
  border: 0;
  border-bottom: 1px solid var(--line);
  display: grid;
  gap: 8px;
  grid-template-columns: 24px minmax(0, 1fr);
  justify-content: start;
  min-height: 46px;
  padding: 8px 9px;
  text-align: left;
  width: 100%;
}

.architecture-nav button:hover { background: var(--surface-strong); border-color: var(--line); }

.architecture-nav button[aria-pressed="true"] {
  background: var(--ink);
  color: #ffffff;
}

.architecture-nav-index {
  color: var(--selection);
  font-family: Consolas, "Courier New", monospace;
  font-size: 11px;
  font-weight: 800;
}

.architecture-nav button[aria-pressed="true"] .architecture-nav-index { color: #f2c36f; }

.architecture-domain {
  background: var(--paper);
  border-top: 5px solid var(--selection);
  min-width: 0;
  padding: clamp(22px, 3vw, 38px);
}

.architecture-domain-header {
  border-bottom: 1px solid var(--line);
  padding-bottom: 22px;
}

.architecture-domain-header h3 {
  font-size: clamp(24px, 3vw, 36px);
  line-height: 1.08;
  margin: 4px 0 10px;
}

.architecture-question {
  color: var(--selection);
  font-size: 15px;
  font-weight: 700;
  line-height: 1.4;
  margin: 0 0 12px;
}

.architecture-summary {
  color: #34444b;
  line-height: 1.6;
  margin: 0;
  max-width: 900px;
}

.arc-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 16px;
}

.arc-tag {
  border: 1px solid var(--line-strong);
  color: var(--muted);
  font-size: 11px;
  padding: 4px 7px;
}

.architecture-domain-body {
  display: grid;
  gap: 30px;
  grid-template-columns: minmax(0, 1.2fr) minmax(250px, .8fr);
  padding-top: 24px;
}

.architecture-domain-body h4 {
  font-size: 12px;
  letter-spacing: .02em;
  margin: 0 0 9px;
  text-transform: uppercase;
}

.domain-module-list {
  border-top: 1px solid var(--line-strong);
}

.domain-module {
  --owner-color: var(--base);
  border-bottom: 1px solid var(--line);
  display: grid;
  gap: 9px;
  grid-template-columns: 105px minmax(0, 1fr);
  padding: 14px 0;
}

.domain-module[data-owner="crypto"] { --owner-color: var(--crypto); }
.domain-module[data-owner="cloud"] { --owner-color: var(--cloud); }
.domain-module[data-owner="dbaas"] { --owner-color: var(--dbaas); }

.domain-module-name {
  color: var(--owner-color);
  font-size: 12px;
  font-weight: 800;
  padding-top: 5px;
  text-transform: uppercase;
}

.domain-requirements {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.requirement-chip {
  align-items: start;
  border-color: var(--line);
  display: grid;
  gap: 2px;
  justify-items: start;
  min-height: 0;
  padding: 6px 8px;
  text-align: left;
}

.requirement-chip:hover { border-color: var(--owner-color); }

.requirement-chip strong {
  color: var(--owner-color);
  font-family: Consolas, "Courier New", monospace;
  font-size: 11px;
}

.requirement-chip span {
  color: var(--muted);
  font-size: 10px;
}

.review-checks {
  border-top: 1px solid var(--line-strong);
  list-style: none;
  margin: 0;
  padding: 0;
}

.review-checks li {
  border-bottom: 1px solid var(--line);
  display: grid;
  font-size: 13px;
  gap: 9px;
  grid-template-columns: 18px minmax(0, 1fr);
  line-height: 1.45;
  padding: 10px 0;
}

.review-checks li::before {
  color: var(--catalogue);
  content: "[ ]";
  font-family: Consolas, "Courier New", monospace;
  font-size: 10px;
  font-weight: 800;
  padding-top: 2px;
}

.domain-evidence-summary {
  color: var(--muted);
  font-size: 12px;
  line-height: 1.45;
  margin: 12px 0 0;
}

.arc-checkpoint-list {
  border-top: 5px solid var(--ink);
}

.arc-checkpoint {
  border-bottom: 1px solid var(--line);
  display: grid;
  gap: 20px;
  grid-template-columns: 130px minmax(180px, .45fr) minmax(0, 1.2fr);
  padding: 18px 0;
}

.arc-checkpoint code {
  color: var(--assurance);
  font-size: 12px;
  font-weight: 800;
}

.arc-checkpoint strong { font-size: 15px; }
.arc-checkpoint p { color: var(--muted); line-height: 1.5; margin: 0; }

.guide-handoff {
  align-items: center;
  background: var(--ink);
  color: #ffffff;
  display: grid;
  gap: 22px;
  grid-template-columns: minmax(0, 1fr) auto;
  padding: 28px 30px;
}

.guide-handoff h2 { font-size: 22px; margin: 0 0 6px; }
.guide-handoff p { color: #c8d3d7; line-height: 1.45; margin: 0; }

.guide-handoff button {
  background: #ffffff;
  border-color: #ffffff;
  color: var(--ink);
  min-height: 42px;
}

.control-band {
  align-items: end;
  background: var(--surface-strong);
  display: flex;
  flex-wrap: wrap;
  gap: 16px 24px;
  position: sticky;
  top: 0;
  z-index: 20;
}

.search-control {
  display: grid;
  flex: 1 1 360px;
  gap: 5px;
}

.search-control span,
.type-filters legend,
.view-mode-control > span {
  color: var(--muted);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0;
  text-transform: uppercase;
}

.view-mode-control {
  display: grid;
  flex: 0 0 auto;
  gap: 5px;
}

.segmented-control.compact button {
  min-height: 38px;
  padding: 5px 9px;
}

.search-control input {
  background: var(--paper);
  border: 1px solid var(--line-strong);
  border-radius: 0;
  color: var(--ink);
  height: 38px;
  padding: 6px 10px;
  width: 100%;
}

.type-filters {
  border: 0;
  display: flex;
  flex: 2 1 540px;
  flex-wrap: wrap;
  gap: 6px 14px;
  margin: 0;
  padding: 0;
}

.type-filters legend { margin-bottom: 5px; width: 100%; }

.type-filter {
  align-items: center;
  display: inline-flex;
  font-size: 13px;
  gap: 6px;
  white-space: nowrap;
}

.type-filter input { accent-color: var(--filter-color); }

.zoom-control,
.command-group {
  display: inline-flex;
  flex: 0 0 auto;
}

.zoom-control button {
  font-size: 18px;
  height: 38px;
  padding: 0;
  width: 38px;
}

.zoom-control output {
  align-items: center;
  background: var(--paper);
  border-bottom: 1px solid var(--line-strong);
  border-top: 1px solid var(--line-strong);
  display: inline-flex;
  font-variant-numeric: tabular-nums;
  justify-content: center;
  min-width: 58px;
}

.command-group button + button { margin-left: -1px; }

.status-band {
  align-items: center;
  background: var(--paper);
  display: flex;
  gap: 24px;
  justify-content: space-between;
}

#result-summary { font-size: 14px; }

.legend {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: flex-end;
}

.legend-item,
.badge {
  align-items: center;
  display: inline-flex;
  font-size: 11px;
  gap: 5px;
  white-space: nowrap;
}

.legend-swatch {
  background: var(--swatch);
  height: 10px;
  width: 10px;
}

.legend-trigger {
  color: var(--selection);
  font-family: Consolas, "Courier New", monospace;
  font-weight: 800;
}

.workspace {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  min-height: calc(100vh - 240px);
}

.workspace.reader-open { grid-template-columns: minmax(560px, 1fr) minmax(440px, 48vw); }

.map-panel {
  min-width: 0;
  overflow: auto;
  padding: 28px clamp(20px, 4vw, 64px) 80px;
}

.map-canvas {
  font-size: calc(14px * var(--map-scale));
  min-width: 760px;
  transform-origin: top left;
}

.map-canvas.hierarchy-mode {
  min-width: 0;
}

.map-canvas.trigger-mode {
  min-width: 0;
}

.trigger-mindmap {
  min-width: 1200px;
  padding: 16px 8px 48px;
}

.mindmap-layout {
  align-items: center;
  display: grid;
  gap: 42px;
  grid-template-columns: 210px minmax(920px, 1fr);
}

.mindmap-root-node {
  background: var(--ink);
  border-top: 5px solid var(--selection);
  color: #ffffff;
  display: grid;
  gap: 4px;
  min-height: 100px;
  padding: 15px 16px;
  position: relative;
}

.mindmap-root-node::after {
  border-top: 2px solid var(--line-strong);
  content: "";
  position: absolute;
  right: -44px;
  top: 50%;
  width: 44px;
}

.mindmap-root-node > span,
.mindmap-artifact-node > span,
.mindmap-endpoint > span,
.mindmap-condition > span {
  font-size: .68em;
  font-weight: 750;
  text-transform: uppercase;
}

.mindmap-root-node > span,
.mindmap-root-node > small {
  color: #c8d3d7;
}

.mindmap-root-node > strong {
  font-size: 1.02em;
  line-height: 1.25;
  overflow-wrap: anywhere;
}

.mindmap-root-node > small {
  font-size: .72em;
}

.mindmap-branches {
  border-left: 2px solid var(--line-strong);
  display: grid;
  gap: 24px;
  padding-left: 36px;
}

.mindmap-artifact-branch {
  align-items: center;
  display: grid;
  gap: 32px;
  grid-template-columns: 150px minmax(0, 1fr);
  min-width: 0;
  position: relative;
}

.mindmap-artifact-branch::before {
  border-top: 2px solid var(--line-strong);
  content: "";
  left: -36px;
  position: absolute;
  top: 50%;
  width: 36px;
}

.mindmap-artifact-node {
  background: var(--paper);
  border: 1px solid var(--line);
  border-left: 5px solid var(--owner-color);
  display: grid;
  gap: 4px;
  min-height: 78px;
  padding: 11px 12px;
  position: relative;
}

.mindmap-artifact-node::after {
  border-top: 2px solid var(--owner-color);
  content: "";
  position: absolute;
  right: -34px;
  top: 50%;
  width: 33px;
}

.mindmap-artifact-node > span {
  color: var(--owner-color);
}

.mindmap-artifact-node > strong {
  line-height: 1.2;
  overflow-wrap: anywhere;
}

.mindmap-artifact-node > small {
  color: var(--muted);
  font-size: .72em;
}

.mindmap-chain-list {
  border-left: 2px solid var(--owner-color);
  display: grid;
  gap: 18px;
  min-width: 0;
  padding-left: 30px;
  position: relative;
}

.mindmap-chain {
  align-items: center;
  display: grid;
  grid-template-columns: 210px minmax(270px, 1fr) 210px;
  min-height: 118px;
  min-width: 0;
  position: relative;
}

.mindmap-chain::before {
  border-top: 2px solid var(--owner-color);
  content: "";
  left: -31px;
  position: absolute;
  top: 50%;
  width: 30px;
}

.mindmap-endpoint {
  align-content: start;
  background: var(--paper);
  border: 1px solid var(--line);
  border-left: 5px solid var(--type-color);
  display: grid;
  gap: 5px;
  min-height: 102px;
  padding: 11px 12px;
  text-align: left;
  width: 100%;
}

button.mindmap-endpoint:hover {
  background: #f8fafb;
  border-color: var(--ink);
  border-left-color: var(--type-color);
}

.mindmap-endpoint.external {
  border-style: dashed;
}

.mindmap-endpoint > span {
  color: var(--type-color);
}

.mindmap-endpoint > strong {
  font-family: Consolas, "Courier New", monospace;
  font-size: .9em;
  overflow-wrap: anywhere;
}

.mindmap-endpoint > small {
  color: var(--muted);
  font-size: .72em;
  line-height: 1.3;
  overflow-wrap: anywhere;
}

.mindmap-trigger-connector {
  --relation-color: var(--selection);
  align-items: center;
  display: grid;
  min-height: 108px;
  padding: 0 16px;
  position: relative;
}

.mindmap-trigger-connector.cascade { --relation-color: #526974; }
.mindmap-trigger-connector.package { --relation-color: var(--optional); }

.mindmap-trigger-connector::before {
  border-top: 3px solid var(--relation-color);
  content: "";
  left: 0;
  position: absolute;
  right: 0;
  top: 50%;
}

.mindmap-trigger-connector::after {
  border-right: 3px solid var(--relation-color);
  border-top: 3px solid var(--relation-color);
  content: "";
  height: 10px;
  position: absolute;
  right: 3px;
  top: calc(50% - 5px);
  transform: rotate(45deg);
  width: 10px;
}

.mindmap-condition {
  background: var(--surface);
  display: grid;
  gap: 4px;
  justify-self: center;
  max-width: 330px;
  padding: 7px 9px;
  position: relative;
  text-align: center;
  z-index: 1;
}

.mindmap-condition > span {
  color: var(--relation-color);
}

.mindmap-condition > strong {
  color: var(--ink);
  font-size: .74em;
  line-height: 1.35;
  overflow-wrap: anywhere;
}

.inclusion-graph {
  display: grid;
  gap: 18px;
  min-width: 1200px;
  padding: 8px 4px 48px;
}

.graph-focus-panel {
  background: var(--surface-strong);
  border-bottom: 1px solid var(--line-strong);
  border-top: 1px solid var(--line-strong);
  display: grid;
  gap: 10px;
  height: 150px;
  left: 0;
  overflow: auto;
  padding: 12px 14px;
  position: sticky;
  top: 0;
  width: min(1160px, calc(100vw - 100px));
  z-index: 8;
}

.graph-focus-title {
  align-items: baseline;
  display: flex;
  flex-wrap: wrap;
  gap: 8px 14px;
}

.graph-focus-title strong {
  font-family: Consolas, "Courier New", monospace;
  font-size: .92em;
}

.graph-focus-title span {
  color: var(--muted);
  font-size: .8em;
}

.graph-kind-summary {
  align-items: start;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.graph-kind-summary span {
  background: var(--paper);
  border-left: 4px solid var(--selection);
  font-size: .74em;
  font-weight: 700;
  padding: 7px 9px;
}

.graph-kind-summary .cascade { border-left-color: #526974; }
.graph-kind-summary .package { border-left-color: var(--optional); }

.graph-focus-relations {
  display: grid;
  gap: 6px;
}

.graph-focus-relation {
  background: var(--paper);
  border-left: 4px solid var(--selection);
  display: grid;
  gap: 3px;
  grid-template-columns: minmax(190px, .7fr) minmax(320px, 1.3fr);
  padding: 6px 9px;
}

.graph-focus-relation.cascade { border-left-color: #526974; }
.graph-focus-relation.package { border-left-color: var(--optional); }

.graph-focus-relation span {
  font-family: Consolas, "Courier New", monospace;
  font-size: .72em;
  font-weight: 800;
}

.graph-focus-relation strong {
  font-size: .72em;
  font-weight: 600;
  line-height: 1.3;
}

.graph-canvas {
  min-width: 1200px;
  position: relative;
}

.graph-edges {
  height: 100%;
  left: 0;
  overflow: visible;
  position: absolute;
  top: 0;
  width: 100%;
}

.graph-edge-lane,
.graph-edge-hit,
.graph-edge,
.graph-structure-edge {
  fill: none;
  vector-effect: non-scaling-stroke;
}

.graph-structure-edge {
  opacity: .58;
  stroke: var(--edge-color, var(--line-strong));
  stroke-width: 2;
}

.graph-edge-lane {
  opacity: 0;
  pointer-events: none;
  stroke: var(--selection);
  stroke-linecap: round;
  stroke-width: 34;
  transition: opacity 120ms ease;
}

.graph-edge-lane.cascade { stroke: #526974; }
.graph-edge-lane.package { stroke: var(--optional); }
.graph-edge-lane.is-related { opacity: .14; }

.graph-edge {
  opacity: .58;
  stroke: var(--selection);
  stroke-width: 2;
  transition: opacity 120ms ease, stroke-width 120ms ease;
}

.graph-edge.cascade { stroke: #526974; }
.graph-edge.package { stroke: var(--optional); stroke-dasharray: 7 4; }
.graph-edge.is-related { opacity: 1; stroke-width: 3.5; }
.graph-edge.is-dimmed { opacity: .06; }

.graph-edge-hit {
  cursor: pointer;
  pointer-events: stroke;
  stroke: rgba(23, 33, 38, .001);
  stroke-linecap: round;
  stroke-width: 24;
}

#graph-arrow-selection path { fill: var(--selection); }
#graph-arrow-cascade path { fill: #526974; }
#graph-arrow-package path { fill: var(--optional); }

.graph-root-node,
.graph-artifact-node,
.graph-requirement-node {
  position: absolute;
}

.graph-root-node {
  background: var(--ink);
  border-top: 5px solid var(--selection);
  color: #ffffff;
  display: grid;
  gap: 4px;
  height: 100px;
  padding: 14px 15px;
}

.graph-root-node > span,
.graph-artifact-node > span,
.graph-requirement-node > span {
  font-size: .67em;
  font-weight: 750;
  text-transform: uppercase;
}

.graph-root-node > span,
.graph-root-node > small { color: #c8d3d7; }
.graph-root-node > strong { font-size: .98em; overflow-wrap: anywhere; }
.graph-root-node > small { font-size: .7em; }

.graph-artifact-node {
  background: var(--paper);
  border: 1px solid var(--line);
  border-left: 5px solid var(--owner-color);
  display: grid;
  gap: 4px;
  height: 80px;
  padding: 10px 11px;
}

.graph-artifact-node > span { color: var(--owner-color); }
.graph-artifact-node > strong { overflow-wrap: anywhere; }
.graph-artifact-node > small { color: var(--muted); font-size: .7em; }

.graph-requirement-node {
  align-content: start;
  background: var(--paper);
  border: 1px solid var(--line);
  border-left: 5px solid var(--type-color);
  display: grid;
  gap: 5px;
  height: 94px;
  justify-content: stretch;
  padding: 10px 36px 10px 11px;
  text-align: left;
  transition: opacity 120ms ease, outline-color 120ms ease;
}

.graph-requirement-node:hover {
  background: #f8fafb;
  border-color: var(--ink);
  border-left-color: var(--type-color);
}

.graph-requirement-node:not(.external) { cursor: pointer; }
.graph-requirement-node.external { border-style: dashed; padding-right: 11px; }
.graph-requirement-node > span { color: var(--type-color); }

.graph-requirement-node > strong {
  font-family: Consolas, "Courier New", monospace;
  font-size: .85em;
  overflow-wrap: anywhere;
}

.graph-requirement-node > small {
  color: var(--muted);
  font-size: .68em;
  line-height: 1.25;
  overflow: hidden;
  overflow-wrap: anywhere;
}

.graph-requirement-node.is-focused,
.graph-requirement-node.is-edge-endpoint {
  outline: 4px solid var(--type-color);
  outline-offset: 3px;
  z-index: 4;
}

.graph-requirement-node.is-related { opacity: 1; }
.graph-requirement-node.is-dimmed { opacity: .16; }

.graph-open-requirement {
  background: transparent;
  border: 0;
  color: var(--muted);
  font-family: Consolas, "Courier New", monospace;
  font-size: 1.15em;
  font-weight: 800;
  height: 28px;
  min-height: 28px;
  padding: 0;
  position: absolute;
  right: 5px;
  top: 5px;
  width: 28px;
}

.graph-open-requirement:hover {
  background: var(--surface-strong);
  border: 0;
  color: var(--ink);
}

.hierarchy-chart {
  min-width: var(--hierarchy-min-width);
  padding: 8px 4px 44px;
}

.hierarchy-root-row {
  display: flex;
  justify-content: center;
}

.hierarchy-root-node {
  background: var(--ink);
  border-top: 5px solid var(--selection);
  color: #ffffff;
  display: grid;
  gap: 3px;
  max-width: 360px;
  min-height: 78px;
  padding: 12px 16px;
  text-align: center;
  width: 100%;
}

.hierarchy-root-node > span {
  color: #c8d3d7;
  font-size: .7em;
  font-weight: 750;
  text-transform: uppercase;
}

.hierarchy-root-node > strong {
  font-size: 1.05em;
}

.hierarchy-root-node > small {
  color: #c8d3d7;
  font-size: .74em;
}

.hierarchy-root-stem {
  border-left: 2px solid var(--line-strong);
  height: 26px;
  margin: 0 auto;
  width: 0;
}

.hierarchy-artifacts {
  display: grid;
  gap: 28px;
  grid-template-columns: repeat(var(--artifact-count), minmax(270px, 1fr));
  min-width: var(--hierarchy-min-width);
  padding-top: 24px;
  position: relative;
}

.hierarchy-artifacts::before {
  border-top: 2px solid var(--line-strong);
  content: "";
  left: var(--edge-offset);
  position: absolute;
  right: var(--edge-offset);
  top: 0;
}

.hierarchy-artifact-branch {
  min-width: 0;
  position: relative;
}

.hierarchy-artifact-branch::before {
  border-left: 2px solid var(--line-strong);
  content: "";
  height: 24px;
  left: 50%;
  position: absolute;
  top: -24px;
}

.hierarchy-artifact-node,
.hierarchy-class-node {
  align-items: center;
  cursor: pointer;
  display: grid;
  list-style: none;
}

.hierarchy-artifact-node {
  background: var(--paper);
  border: 1px solid var(--line);
  border-left: 5px solid var(--owner-color);
  gap: 8px;
  grid-template-columns: 16px minmax(0, 1fr) auto;
  min-height: 70px;
  padding: 9px 11px;
}

.hierarchy-artifact-node > span:nth-child(2),
.hierarchy-class-node > span:nth-child(2) {
  display: grid;
  gap: 3px;
  min-width: 0;
}

.hierarchy-artifact-node strong,
.hierarchy-class-node strong {
  overflow-wrap: anywhere;
}

.hierarchy-artifact-node small,
.hierarchy-class-node small {
  color: var(--muted);
  font-size: .72em;
  line-height: 1.25;
  overflow-wrap: anywhere;
}

.hierarchy-node-count {
  color: var(--muted);
  font-size: .78em;
}

.hierarchy-disclosure {
  font-family: Consolas, "Courier New", monospace;
  font-weight: 800;
}

.hierarchy-disclosure::before { content: "+"; }
details[open] > summary .hierarchy-disclosure::before { content: "-"; }

.hierarchy-class-list,
.hierarchy-sfr-list {
  border-left: 1px solid var(--line-strong);
  display: grid;
  gap: 10px;
  margin-left: 22px;
  padding: 18px 0 2px 20px;
}

.hierarchy-class-branch,
.hierarchy-sfr-node {
  min-width: 0;
  position: relative;
}

.hierarchy-class-branch::before,
.hierarchy-sfr-node::before {
  border-top: 1px solid var(--line-strong);
  content: "";
  left: -21px;
  position: absolute;
  top: 20px;
  width: 20px;
}

.hierarchy-class-node {
  background: var(--surface-strong);
  border: 1px solid var(--line);
  gap: 7px;
  grid-template-columns: 16px minmax(0, 1fr);
  min-height: 43px;
  padding: 6px 9px;
  text-transform: uppercase;
}

.hierarchy-class-node small {
  text-transform: none;
}

.hierarchy-sfr-list {
  gap: 8px;
  margin-left: 18px;
  padding-left: 17px;
  padding-top: 10px;
}

.hierarchy-sfr-node {
  background: var(--paper);
  border: 1px solid var(--line);
  border-left: 4px solid var(--type-color);
}

.hierarchy-sfr-node::before {
  left: -18px;
  top: 18px;
  width: 17px;
}

.hierarchy-sfr-main {
  align-items: stretch;
  background: transparent;
  border: 0;
  display: grid;
  gap: 5px;
  justify-content: stretch;
  min-height: 72px;
  padding: 8px 9px;
  text-align: left;
  width: 100%;
}

.hierarchy-sfr-main:hover {
  background: var(--surface);
  border: 0;
}

.hierarchy-sfr-topline {
  align-items: start;
  display: flex;
  gap: 8px;
  justify-content: space-between;
}

.hierarchy-sfr-topline strong {
  font-family: Consolas, "Courier New", monospace;
  font-size: .82em;
  overflow-wrap: anywhere;
}

.hierarchy-sfr-topline > span {
  color: var(--type-color);
  font-size: .64em;
  font-weight: 750;
  text-transform: uppercase;
}

.hierarchy-sfr-title {
  font-size: .82em;
  font-weight: 650;
  line-height: 1.25;
  overflow-wrap: anywhere;
}

.hierarchy-sfr-metrics {
  color: var(--muted);
  font-size: .68em;
}

.hierarchy-relations {
  border-top: 1px solid #e4d9bc;
  display: flex;
  flex-wrap: wrap;
  gap: 5px;
  padding: 5px 8px;
}

.hierarchy-relation {
  align-items: center;
  background: #fffaf0;
  border: 1px solid #d9c796;
  color: #68430f;
  font-family: Consolas, "Courier New", monospace;
  font-size: .7em;
  font-weight: 800;
  display: inline-flex;
  min-height: 25px;
  padding: 2px 6px;
}

.hierarchy-relation.incoming {
  background: #fff5d9;
  border-color: var(--selection);
}

.artifact-group {
  --owner-color: var(--base);
  border-left: 3px solid var(--owner-color);
  margin: 0 0 28px;
  padding-left: 18px;
}

.artifact-group[data-owner="crypto"] { --owner-color: var(--crypto); }
.artifact-group[data-owner="cloud"] { --owner-color: var(--cloud); }
.artifact-group[data-owner="dbaas"] { --owner-color: var(--dbaas); }

.artifact-summary,
.class-summary,
.requirement-summary,
.activity-summary,
.support-summary {
  cursor: pointer;
  list-style: none;
}

summary::-webkit-details-marker { display: none; }

.artifact-summary {
  align-items: center;
  background: var(--paper);
  border-bottom: 1px solid var(--line);
  display: flex;
  gap: 12px;
  min-height: 54px;
  padding: 9px 12px;
  position: relative;
}

.artifact-summary::before,
.class-summary::before,
.requirement-summary::before,
.activity-summary::before,
.support-summary::before {
  content: "+";
  flex: 0 0 auto;
  font-family: Consolas, monospace;
  font-weight: 700;
  width: 14px;
}

details[open] > .artifact-summary::before,
details[open] > .class-summary::before,
details[open] > .requirement-summary::before,
details[open] > .activity-summary::before,
details[open] > .support-summary::before { content: "-"; }

.artifact-summary h2 {
  font-size: 1.25em;
  letter-spacing: 0;
  margin: 0;
}

.summary-count {
  color: var(--muted);
  font-size: .82em;
  margin-left: auto;
}

.artifact-body {
  border-left: 1px solid var(--line);
  margin-left: 19px;
  padding: 16px 0 0 20px;
}

.trigger-overview {
  background: #fffaf0;
  border: 1px solid #d9c796;
  margin: 0 0 20px;
  max-width: 1500px;
  padding: 12px 14px 2px;
}

.trigger-overview-heading {
  align-items: center;
  display: flex;
  gap: 16px;
  justify-content: space-between;
  margin-bottom: 8px;
}

.trigger-overview h3 {
  font-size: 1em;
  letter-spacing: 0;
  margin: 2px 0 0;
}

.trigger-kicker,
.trigger-condition-label {
  color: var(--selection);
  display: block;
  font-size: .72em;
  font-weight: 800;
  letter-spacing: 0;
  text-transform: uppercase;
}

.trigger-count {
  color: var(--muted);
  font-size: .8em;
}

.trigger-flow {
  align-items: stretch;
  border-top: 1px solid #e4d9bc;
  display: grid;
  grid-template-columns: minmax(155px, .75fr) minmax(240px, 1.5fr) minmax(155px, .75fr);
  min-height: 84px;
}

.trigger-endpoint {
  align-items: flex-start;
  background: transparent;
  border: 0;
  border-left: 4px solid var(--mandatory);
  display: flex;
  flex-direction: column;
  justify-content: center;
  min-height: 84px;
  min-width: 0;
  padding: 9px 12px;
  text-align: left;
}

.trigger-endpoint.target {
  background: #fffdf7;
  border-left-color: var(--selection);
}

.trigger-endpoint:hover {
  background: #f3ead0;
  border-color: var(--selection);
}

.trigger-endpoint span {
  color: var(--muted);
  font-size: .72em;
  font-weight: 700;
  text-transform: uppercase;
}

.trigger-endpoint strong {
  font-family: Consolas, "Courier New", monospace;
  font-size: .9em;
  margin-top: 2px;
  overflow-wrap: anywhere;
}

.trigger-endpoint small {
  color: var(--ink);
  font-size: .76em;
  line-height: 1.25;
  margin-top: 3px;
  overflow-wrap: anywhere;
}

.trigger-connector {
  align-items: center;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 9px 18px;
  position: relative;
  text-align: center;
}

.trigger-condition {
  font-size: .82em;
  line-height: 1.3;
  margin-top: 3px;
  overflow-wrap: anywhere;
}

.trigger-arrow {
  color: var(--selection);
  font-family: Consolas, "Courier New", monospace;
  font-size: 1.2em;
  font-weight: 800;
  position: absolute;
  right: 4px;
  top: calc(50% - 11px);
  z-index: 2;
}

.class-group { margin: 0 0 14px; }

.class-summary {
  align-items: center;
  color: var(--ink);
  display: flex;
  font-size: .9em;
  font-weight: 700;
  gap: 8px;
  min-height: 34px;
  padding: 4px 8px;
  text-transform: uppercase;
}

.class-body {
  border-left: 1px solid var(--line);
  margin-left: 14px;
  padding: 5px 0 2px 21px;
}

.requirement {
  --type-color: var(--mandatory);
  background: var(--paper);
  border: 1px solid var(--line);
  border-left: 5px solid var(--type-color);
  margin: 0 0 10px;
  max-width: 1500px;
}

.requirement[data-category="selection"] { --type-color: var(--selection); }
.requirement[data-category="catalogue"] { --type-color: var(--catalogue); }
.requirement[data-category="optional"] { --type-color: var(--optional); }
.requirement[data-category="assurance"] { --type-color: var(--assurance); }

.requirement-summary {
  align-items: center;
  display: grid;
  gap: 8px 12px;
  grid-template-columns: 14px minmax(145px, .55fr) minmax(280px, 1.45fr) auto;
  min-height: 48px;
  padding: 8px 12px;
}

.requirement-id {
  font-family: Consolas, "Courier New", monospace;
  font-size: .92em;
  font-weight: 700;
  overflow-wrap: anywhere;
}

.requirement-title {
  font-weight: 600;
  min-width: 0;
}

.requirement-title-block {
  display: grid;
  gap: 5px;
  min-width: 0;
}

.summary-trigger-list {
  display: flex;
  flex-wrap: wrap;
  gap: 5px;
}

.summary-trigger {
  background: #fffaf0;
  border: 1px solid #d9c796;
  color: #68430f;
  font-size: .7em;
  font-weight: 750;
  padding: 2px 5px;
  width: fit-content;
}

.summary-trigger.incoming {
  background: #fff5d9;
  border-color: var(--selection);
}

.requirement-metrics {
  color: var(--muted);
  display: flex;
  font-size: .78em;
  gap: 10px;
  justify-content: flex-end;
  white-space: nowrap;
}

.requirement-body {
  border-top: 1px solid var(--line);
  padding: 14px 16px 18px 46px;
}

.meta-row {
  align-items: center;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 14px;
}

.badge {
  border: 1px solid var(--line);
  padding: 3px 7px;
}

.badge.type { border-color: var(--type-color); color: var(--type-color); }
.badge.overlay { border-color: var(--owner-badge); color: var(--owner-badge); }

.source-links {
  display: inline-flex;
  gap: 6px;
  margin-left: auto;
}

.source-link {
  background: var(--surface);
  min-height: 29px;
  padding: 3px 8px;
}

.detail-grid {
  display: grid;
  gap: 18px;
  grid-template-columns: minmax(0, 1.15fr) minmax(330px, .85fr);
}

.detail-section h3 {
  border-bottom: 1px solid var(--line);
  font-size: .88em;
  letter-spacing: 0;
  margin: 0 0 9px;
  padding-bottom: 5px;
  text-transform: uppercase;
}

.trigger-detail-section {
  background: #fffaf0;
  border-left: 3px solid var(--selection);
  margin-bottom: 16px;
  padding: 9px 11px;
}

.trigger-detail-list {
  display: grid;
  gap: 8px;
}

.trigger-detail {
  display: grid;
  gap: 3px 8px;
  grid-template-columns: max-content minmax(0, 1fr);
}

.trigger-detail strong {
  align-self: center;
  font-size: .78em;
  text-transform: uppercase;
}

.trigger-detail span {
  color: var(--muted);
  font-size: .82em;
  grid-column: 1 / -1;
  overflow-wrap: anywhere;
}

.trigger-detail-link {
  background: transparent;
  border: 0;
  color: var(--selection);
  font-family: Consolas, "Courier New", monospace;
  font-size: .88em;
  font-weight: 800;
  justify-content: flex-start;
  min-height: 24px;
  padding: 1px 3px;
  text-decoration: underline;
  width: fit-content;
}

.element {
  border-bottom: 1px solid #e2e7e9;
  margin-bottom: 12px;
  padding-bottom: 12px;
}

.element:last-child { border-bottom: 0; }

.element-id {
  font-family: Consolas, "Courier New", monospace;
  font-size: .88em;
  font-weight: 700;
  margin-bottom: 5px;
}

.source-text {
  color: #29373d;
  font-family: "Segoe UI", Arial, sans-serif;
  line-height: 1.5;
  margin: 0;
  overflow-wrap: anywhere;
  white-space: pre-wrap;
}

.operation-list,
.relation-list {
  display: grid;
  gap: 7px;
  margin-top: 9px;
}

.operation {
  background: #fffdf5;
  border-left: 3px solid var(--selection);
  padding: 7px 9px;
}

.operation.assignment { background: #f7f3fa; border-left-color: var(--optional); }

.operation strong {
  display: block;
  font-size: .75em;
  margin-bottom: 2px;
  text-transform: uppercase;
}

.completion-table {
  background: #f5faf8;
  border-left: 3px solid var(--catalogue);
  margin: 14px 0;
  padding: 10px 12px;
}

.completion-table h3 {
  border: 0;
  color: var(--catalogue);
  margin: 0 0 7px;
  padding: 0;
}

.activity {
  border-bottom: 1px solid #e1e6e8;
  margin-bottom: 6px;
}

.activity-summary,
.support-summary {
  align-items: center;
  display: flex;
  gap: 8px;
  min-height: 34px;
  padding: 5px 2px;
}

.activity-type {
  border: 1px solid var(--line);
  color: var(--muted);
  font-size: .72em;
  padding: 2px 5px;
  text-transform: uppercase;
}

.activity-title {
  font-size: .9em;
  font-weight: 600;
  min-width: 0;
}

.activity-owner {
  color: var(--owner-badge);
  font-size: .76em;
  margin-left: auto;
  text-transform: uppercase;
}

.activity-body,
.support-body {
  background: var(--surface);
  border-left: 3px solid var(--owner-badge, var(--line-strong));
  margin: 2px 0 10px 14px;
  padding: 10px 12px;
}

.support-section {
  border-top: 1px solid var(--line);
  margin-top: 18px;
  padding-top: 15px;
}

.support-section > h3 {
  font-size: 1em;
  margin: 0 0 9px;
}

.support-item {
  background: var(--paper);
  border: 1px solid var(--line);
  margin-bottom: 8px;
}

.support-summary { padding: 7px 10px; }
.support-body { margin-right: 10px; }

.empty-state {
  background: var(--paper);
  border: 1px solid var(--line);
  padding: 32px;
  text-align: center;
}

.empty-state h2 { margin-top: 0; }

.reader-panel {
  background: var(--paper);
  border-left: 1px solid var(--line-strong);
  height: 100vh;
  position: sticky;
  top: 0;
  z-index: 30;
}

.reader-header {
  align-items: center;
  border-bottom: 1px solid var(--line);
  display: flex;
  height: 66px;
  justify-content: space-between;
  padding: 10px 12px 10px 16px;
}

.reader-actions { display: flex; }
.reader-actions > * + * { margin-left: -1px; }
.reader-actions button { min-width: 34px; padding: 5px; }

#document-frame {
  border: 0;
  height: calc(100% - 66px);
  width: 100%;
}

[hidden] { display: none !important; }

@media (max-width: 1050px) {
  .guide-hero,
  .guide-section-heading,
  .architecture-workspace,
  .architecture-domain-body { grid-template-columns: 1fr; }
  .architecture-nav {
    display: flex;
    overflow-x: auto;
    position: static;
  }
  .architecture-nav-group { display: none; }
  .architecture-nav button {
    border-bottom: 0;
    border-right: 1px solid var(--line);
    flex: 0 0 210px;
  }
  .module-digest { grid-template-columns: 155px minmax(0, 1fr); }
  .module-digest-scope { grid-column: 2; }
  .section-heading { align-items: stretch; flex-direction: column; }
  .segmented-control { grid-auto-flow: row; grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .workspace.reader-open { grid-template-columns: 1fr; }
  .reader-panel {
    bottom: 0;
    height: 82vh;
    left: 0;
    position: fixed;
    right: 0;
    top: auto;
    z-index: 50;
  }
  .detail-grid { grid-template-columns: 1fr; }
}

@media (max-width: 720px) {
  .page-header { align-items: flex-start; flex-direction: column; min-height: 0; }
  .page-header h1 { font-size: 32px; }
  .header-actions { align-items: stretch; width: 100%; }
  .page-mode-control { display: grid; grid-template-columns: 1fr 1fr; }
  .page-mode-control button { margin-left: -1px; }
  .back-link { width: fit-content; }
  .configuration-band,
  .control-band,
  .status-band,
  .map-panel { padding-left: 14px; padding-right: 14px; }
  .reader-guide { padding-left: 14px; padding-right: 14px; }
  .guide-hero { padding-top: 30px; }
  .module-digest { grid-template-columns: 1fr; }
  .module-digest-scope { grid-column: 1; }
  .architecture-domain { padding: 20px 16px; }
  .domain-module { grid-template-columns: 1fr; }
  .arc-checkpoint { grid-template-columns: 1fr; gap: 6px; }
  .guide-handoff { grid-template-columns: 1fr; padding: 24px 20px; }
  .configuration-context { grid-template-columns: 1fr; }
  .composition-branch-options { flex-direction: column; }
  .status-band { align-items: flex-start; flex-direction: column; }
  .legend { justify-content: flex-start; }
  .segmented-control { display: grid; grid-auto-flow: row; grid-template-columns: 1fr; }
  .view-mode-control { width: 100%; }
  .view-mode-control .segmented-control { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .map-canvas { min-width: 650px; }
  .graph-focus-panel {
    position: static;
    width: calc(100vw - 56px);
  }
  .graph-focus-relation { grid-template-columns: 1fr; }
  .trigger-overview {
    min-width: 270px;
    width: calc(100vw - 96px);
  }
  .trigger-flow { grid-template-columns: 1fr; }
  .trigger-connector {
    border-left: 4px solid #d9c796;
    min-height: 96px;
    padding: 12px 16px;
  }
  .trigger-arrow {
    margin-top: 7px;
    position: static;
    transform: rotate(90deg);
  }
  .trigger-endpoint { width: 100%; }
  .requirement-summary { grid-template-columns: 14px 160px minmax(250px, 1fr); }
  .requirement-metrics { display: none; }
}

@media print {
  .page-header,
  .configuration-band,
  .control-band,
  .reader-panel { display: none !important; }
  .reader-guide { background: #ffffff; padding: 0; }
  .architecture-nav,
  .guide-handoff { display: none; }
  .architecture-domain { border: 0; padding: 0; }
  .workspace,
  .workspace.reader-open { display: block; }
  .map-panel { overflow: visible; padding: 0; }
  .map-canvas { font-size: 10px; min-width: 0; }
}