:root {
  color-scheme: dark;
  --ink-0: #050807;
  --ink-1: #080d0c;
  --ink-2: #0d1513;
  --ink-3: #13201d;
  --ink-4: #1b2c28;
  --line: rgba(176, 222, 210, 0.14);
  --line-strong: rgba(176, 222, 210, 0.28);
  --text: #ebf5f1;
  --text-soft: #b8c9c4;
  --muted: #81958f;
  --cyan: #55efd0;
  --cyan-soft: #9bf8e5;
  --violet: #aa8cff;
  --lime: #b8f36b;
  --amber: #f2c875;
  --red: #ff8b83;
  --blue: #76baff;
  --shadow: 0 24px 70px rgba(0, 0, 0, 0.35);
  --radius: 18px;
  --topbar: 72px;
  --sidebar: 238px;
  --rail: 286px;
  --focus: 0 0 0 3px #050807, 0 0 0 5px #8fffe8;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  min-width: 320px;
  background: var(--ink-0);
  scroll-behavior: smooth;
  scrollbar-color: var(--line-strong) var(--ink-1);
}

body {
  min-width: 320px;
  min-height: 100vh;
  margin: 0;
  overflow-x: hidden;
  background:
    radial-gradient(circle at 52% -20%, rgba(53, 211, 179, 0.1), transparent 36rem),
    linear-gradient(135deg, var(--ink-0), #07100e 48%, #050807);
  color: var(--text);
  font-size: 15px;
  line-height: 1.55;
  text-rendering: optimizeLegibility;
}

body::before {
  position: fixed;
  z-index: -2;
  inset: 0;
  background: linear-gradient(90deg, rgba(85, 239, 208, 0.018) 1px, transparent 1px), linear-gradient(rgba(85, 239, 208, 0.018) 1px, transparent 1px);
  background-size: 48px 48px;
  content: "";
  pointer-events: none;
}

button,
input {
  border: 0;
  border-radius: 0;
  color: inherit;
  font: inherit;
}

button,
a,
input[type="range"] {
  touch-action: manipulation;
}

button {
  min-height: 44px;
  cursor: pointer;
}

button:disabled {
  cursor: not-allowed;
  opacity: 0.6;
}

a {
  color: var(--cyan-soft);
  text-underline-offset: 0.2em;
}

a:hover {
  color: #fff;
}

:focus-visible {
  z-index: 2;
  outline: 0;
  box-shadow: var(--focus);
}

svg *:focus-visible {
  outline: 3px solid var(--cyan-soft);
  outline-offset: 4px;
}

::selection {
  background: var(--cyan);
  color: var(--ink-0);
}

h1,
h2,
h3,
p,
ol,
ul,
dl,
dd,
figure {
  margin-block-start: 0;
}

h1,
h2,
h3,
strong,
b {
  font-weight: 650;
}

h1,
h2,
h3 {
  line-height: 1.1;
  letter-spacing: -0.035em;
}

h1 {
  max-width: 18ch;
  margin-block-end: 0.65rem;
  font-size: clamp(2rem, 4vw, 4.1rem);
}

h2 {
  margin-block-end: 0.3rem;
  font-size: clamp(1.05rem, 1.5vw, 1.35rem);
}

h3 {
  margin-block-end: 0.4rem;
  font-size: 1rem;
}

small {
  color: var(--muted);
}

code,
kbd,
time,
.section-label,
.eyebrow,
.truth-badge,
.freshness,
.nav-index {
  font-family: "Cascadia Code", "SFMono-Regular", Consolas, "Liberation Mono", monospace;
}

.sr-only {
  position: absolute !important;
  width: 1px !important;
  height: 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;
}

.skip-link {
  position: fixed;
  z-index: 100;
  top: 0.75rem;
  left: 0.75rem;
  padding: 0.75rem 1rem;
  border-radius: 8px;
  background: var(--cyan);
  color: var(--ink-0);
  font-weight: 700;
  transform: translateY(-160%);
}

.skip-link:focus {
  transform: translateY(0);
}

.ambient-grid {
  position: fixed;
  z-index: -1;
  inset: 0;
  overflow: hidden;
  pointer-events: none;
}

.ambient-grid::before,
.ambient-grid::after {
  position: absolute;
  width: 38rem;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(85, 239, 208, 0.2), transparent);
  content: "";
  transform: rotate(-24deg);
}

.ambient-grid::before {
  top: 18%;
  right: -8rem;
}

.ambient-grid::after {
  bottom: 10%;
  left: -12rem;
  transform: rotate(19deg);
}

.app-shell {
  display: grid;
  min-height: 100vh;
  grid-template-columns: var(--sidebar) minmax(0, 1fr) var(--rail);
  grid-template-rows: var(--topbar) 1fr;
  grid-template-areas:
    "top top top"
    "side main rail";
}

.topbar {
  position: sticky;
  z-index: 40;
  top: 0;
  display: grid;
  min-width: 0;
  padding: 0 1rem 0 1.2rem;
  border-bottom: 1px solid var(--line);
  background: rgba(5, 8, 7, 0.92);
  backdrop-filter: blur(20px);
  grid-area: top;
  grid-template-columns: var(--sidebar) minmax(0, 1fr) auto;
  align-items: center;
}

.brand {
  display: inline-flex;
  width: max-content;
  color: var(--text);
  gap: 0.7rem;
  text-decoration: none;
  align-items: center;
}

.brand-mark {
  display: grid;
  width: 36px;
  height: 36px;
  border: 1px solid rgba(85, 239, 208, 0.42);
  border-radius: 10px;
  background: linear-gradient(145deg, rgba(85, 239, 208, 0.15), transparent);
  box-shadow: inset 0 0 22px rgba(85, 239, 208, 0.08);
  color: var(--cyan);
  font: 700 0.68rem/1 "Cascadia Code", monospace;
  grid-template-columns: 1fr 1fr;
  place-items: center;
}

.brand-copy,
.brand-copy strong,
.brand-copy small,
.source-pill-copy,
.source-pill-copy strong,
.source-pill-copy small {
  display: block;
}

.brand-copy strong {
  letter-spacing: 0.16em;
}

.brand-copy small {
  font-size: 0.68rem;
  letter-spacing: 0.03em;
}

.mission-line {
  display: flex;
  min-width: 0;
  color: var(--text-soft);
  font-size: 0.78rem;
  gap: 0.6rem;
  align-items: center;
}

.pulse-mark,
.status-light {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 0 5px rgba(85, 239, 208, 0.1), 0 0 14px var(--cyan);
  flex: 0 0 auto;
}

[data-animate="true"] .pulse-mark {
  animation: signal-pulse 2.8s ease-in-out infinite;
}

.topbar-actions {
  display: flex;
  min-width: 0;
  gap: 0.55rem;
  align-items: center;
}

.source-pill,
.ask-trigger,
.quiet-button,
.icon-button,
.scene-toolbar button,
.segmented-control button,
.rail-action {
  border: 1px solid var(--line);
  background: rgba(13, 21, 19, 0.72);
}

.source-pill {
  display: flex;
  max-width: 260px;
  padding: 0.35rem 0.65rem;
  border-radius: 12px;
  gap: 0.65rem;
  text-align: left;
  align-items: center;
}

.source-pill:hover,
.ask-trigger:hover,
.quiet-button:hover,
.icon-button:hover,
.scene-toolbar button:hover,
.segmented-control button:hover,
.rail-action:hover {
  border-color: var(--line-strong);
  background: var(--ink-3);
}

.source-pill-copy {
  min-width: 0;
}

.source-pill-copy strong,
.source-pill-copy small {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.source-pill-copy strong {
  font-size: 0.72rem;
}

.source-pill-copy small {
  font-size: 0.65rem;
}

.ask-trigger {
  display: flex;
  padding: 0.45rem 0.55rem 0.45rem 0.8rem;
  border-radius: 12px;
  font-size: 0.8rem;
  gap: 0.75rem;
  align-items: center;
}

kbd {
  padding: 0.2rem 0.35rem;
  border: 1px solid var(--line-strong);
  border-radius: 5px;
  color: var(--muted);
  font-size: 0.62rem;
}

.icon-button {
  display: inline-grid;
  width: 44px;
  min-width: 44px;
  padding: 0;
  border-radius: 11px;
  place-items: center;
}

.mobile-menu {
  display: none;
}

.sidebar {
  position: sticky;
  top: var(--topbar);
  display: flex;
  height: calc(100vh - var(--topbar));
  min-width: 0;
  overflow-y: auto;
  padding: 1.4rem 1rem 1.1rem;
  border-right: 1px solid var(--line);
  background: rgba(8, 13, 12, 0.72);
  grid-area: side;
  flex-direction: column;
}

.nav-label,
.section-label,
.eyebrow {
  color: var(--muted);
  font-size: 0.63rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.nav-label {
  margin: 0 0 0.8rem 0.75rem;
}

.primary-nav ol,
.decision-stack ol,
.event-rail,
.journey-steps,
.authority-rail ol,
.tool-trace ol,
.playback-events,
.evidence-tape,
.coverage-legend,
.truth-legend ul,
.ask-sources {
  padding: 0;
  margin: 0;
  list-style: none;
}

.primary-nav button {
  display: grid;
  width: 100%;
  min-height: 58px;
  padding: 0.55rem 0.7rem;
  border: 1px solid transparent;
  border-radius: 12px;
  background: transparent;
  color: var(--text-soft);
  gap: 0.7rem;
  grid-template-columns: 1.5rem minmax(0, 1fr);
  text-align: left;
  align-items: center;
}

.primary-nav button:hover {
  background: rgba(85, 239, 208, 0.05);
  color: var(--text);
}

.primary-nav button[aria-current="page"] {
  border-color: rgba(85, 239, 208, 0.18);
  background: linear-gradient(90deg, rgba(85, 239, 208, 0.12), rgba(85, 239, 208, 0.025));
  color: var(--text);
}

.primary-nav button span,
.primary-nav button strong,
.primary-nav button small {
  display: block;
  min-width: 0;
}

.primary-nav button strong {
  font-size: 0.78rem;
}

.primary-nav button small {
  font-size: 0.67rem;
}

.nav-index {
  color: var(--muted);
  font-size: 0.61rem;
}

.primary-nav button[aria-current="page"] .nav-index {
  color: var(--cyan);
}

.sidebar-scope {
  padding: 1rem 0.75rem;
  margin-top: auto;
  border-top: 1px solid var(--line);
}

.sidebar-scope p {
  margin: 0.6rem 0 0.8rem;
  font-size: 0.78rem;
}

.sidebar-scope p span {
  color: var(--amber);
  font: 0.62rem "Cascadia Code", monospace;
}

.sidebar-scope dl {
  margin: 0;
}

.sidebar-scope dl div {
  display: flex;
  padding: 0.25rem 0;
  color: var(--muted);
  font-size: 0.68rem;
  justify-content: space-between;
  gap: 0.5rem;
}

.sidebar-scope dd {
  color: var(--text-soft);
}

.sidebar-footer {
  padding: 0.9rem 0.75rem 0;
  border-top: 1px solid var(--line);
}

.sidebar-footer p {
  margin: 0.5rem 0 0;
  color: var(--muted);
  font-size: 0.67rem;
}

main {
  width: 100%;
  min-width: 0;
  padding: 1rem clamp(0.85rem, 2vw, 2rem) 3rem;
  grid-area: main;
}

.workspace-bar {
  display: grid;
  min-width: 0;
  min-height: 58px;
  padding: 0.6rem 0.8rem;
  margin-bottom: clamp(1.4rem, 3vw, 2.8rem);
  border: 1px solid var(--line);
  border-radius: 14px;
  background: rgba(13, 21, 19, 0.62);
  gap: 0.75rem;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
}

.workspace-bar > div:first-child,
.workspace-bar > div:first-child strong {
  display: block;
}

.workspace-bar > div:first-child strong {
  font-size: 0.78rem;
}

.workspace-context {
  display: flex;
  min-width: 0;
  color: var(--muted);
  font-size: 0.68rem;
  gap: clamp(0.65rem, 2vw, 1.5rem);
  justify-content: center;
  flex-wrap: wrap;
}

.workspace-context b {
  color: var(--text-soft);
}

.workspace-actions {
  display: flex;
  gap: 0.45rem;
  align-items: center;
}

.quiet-button,
.rail-action {
  min-height: 44px;
  padding: 0.5rem 0.8rem;
  border-radius: 9px;
  color: var(--text-soft);
  font-size: 0.7rem;
  white-space: nowrap;
}

.scene[hidden] {
  display: none !important;
}

.scene.is-active {
  animation: scene-enter 360ms ease-out both;
}

.scene-heading {
  display: flex;
  min-width: 0;
  margin-bottom: clamp(1.5rem, 3vw, 2.4rem);
  gap: 1.5rem;
  justify-content: space-between;
  align-items: flex-end;
}

.scene-heading > div:first-child {
  min-width: 0;
}

.scene-heading > div:first-child > p:last-child {
  max-width: 68ch;
  margin-bottom: 0;
  color: var(--text-soft);
}

.compact-heading h1 {
  font-size: clamp(1.9rem, 3.4vw, 3.3rem);
}

.eyebrow {
  margin-bottom: 0.75rem;
  color: var(--cyan);
}

.scene-posture,
.scene-stat {
  display: flex;
  min-width: 210px;
  padding: 1rem;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: radial-gradient(circle at 20% 0, rgba(170, 140, 255, 0.12), transparent 60%), var(--ink-2);
  gap: 0.8rem;
  align-items: center;
}

.scene-posture strong,
.scene-posture small,
.scene-stat strong,
.scene-stat small,
.scene-stat span {
  display: block;
}

.scene-posture strong,
.scene-stat strong {
  margin-top: 0.25rem;
}

.posture-orbit,
.event-orbit {
  position: relative;
  width: 38px;
  height: 38px;
  border: 1px solid var(--violet);
  border-radius: 50%;
  box-shadow: inset 0 0 18px rgba(170, 140, 255, 0.16), 0 0 20px rgba(170, 140, 255, 0.08);
  flex: 0 0 auto;
}

.posture-orbit::before,
.event-orbit::before {
  position: absolute;
  inset: 10px;
  border-radius: 50%;
  background: var(--violet);
  box-shadow: 0 0 14px var(--violet);
  content: "";
}

[data-animate="true"] .posture-orbit::before,
[data-animate="true"] .event-orbit::before {
  animation: signal-pulse 2.4s ease-in-out infinite;
}

.outcome-grid {
  display: grid;
  min-width: 0;
  margin-bottom: 1rem;
  gap: 0.75rem;
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.outcome-tile,
.panel,
.evidence-section {
  min-width: 0;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(145deg, rgba(20, 34, 30, 0.9), rgba(9, 15, 13, 0.88));
  box-shadow: inset 0 1px rgba(255, 255, 255, 0.018);
}

.outcome-tile {
  position: relative;
  min-height: 164px;
  padding: 1rem;
  overflow: hidden;
}

.outcome-tile[role="button"] {
  cursor: pointer;
}

.outcome-tile[role="button"]:hover,
.outcome-tile[role="button"]:focus-visible {
  border-color: rgba(85, 239, 208, 0.48);
}

.outcome-tile::after {
  position: absolute;
  width: 120px;
  height: 120px;
  right: -55px;
  bottom: -75px;
  border: 1px solid rgba(85, 239, 208, 0.12);
  border-radius: 50%;
  content: "";
}

.outcome-tile header,
.panel-header,
.rail-panel header,
.dialog-shell > header,
.detail-drawer > header {
  display: flex;
  min-width: 0;
  gap: 0.75rem;
  justify-content: space-between;
  align-items: flex-start;
}

.outcome-tile header {
  color: var(--text-soft);
  font-size: 0.7rem;
}

.outcome-tile > strong {
  display: block;
  margin: 0.65rem 0 0.1rem;
  font-size: clamp(1.8rem, 3vw, 2.6rem);
  letter-spacing: -0.07em;
}

.outcome-tile > strong span {
  margin-left: 0.3rem;
  color: var(--muted);
  font-size: 0.68rem;
  letter-spacing: 0;
}

.outcome-tile p {
  margin-bottom: 0.8rem;
  color: var(--muted);
  font-size: 0.68rem;
}

.delta-up,
.delta-down {
  color: var(--amber);
}

.delta-neutral {
  color: var(--cyan);
}

.microbar {
  height: 3px;
  border-radius: 999px;
  background: var(--ink-4);
}

.microbar-fill {
  display: block;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--cyan), var(--violet));
}

.fill-82 { width: 82%; }
.fill-68 { width: 68%; }
.fill-54 { width: 54%; }
.fill-36 { width: 36%; }

.truth-badge {
  display: inline-flex;
  min-width: max-content;
  min-height: 20px;
  padding: 0.18rem 0.38rem;
  border: 1px solid currentColor;
  border-radius: 5px;
  font-size: 0.54rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  line-height: 1.2;
  align-items: center;
}

.truth-sample { color: var(--amber); background: rgba(242, 200, 117, 0.06); }
.truth-modeled { color: var(--violet); background: rgba(170, 140, 255, 0.07); }
.truth-unavailable { color: #abb5b2; background: rgba(171, 181, 178, 0.05); }
.truth-measured { color: var(--cyan); background: rgba(85, 239, 208, 0.06); }
.truth-reported { color: var(--blue); background: rgba(118, 186, 255, 0.06); }

.executive-grid,
.service-layout,
.agent-layout,
.two-panel-grid {
  display: grid;
  min-width: 0;
  gap: 0.75rem;
}

.executive-grid,
.service-layout {
  grid-template-columns: minmax(0, 2fr) minmax(230px, 0.75fr);
}

.agent-layout {
  grid-template-columns: minmax(0, 1.55fr) minmax(250px, 0.65fr);
}

.two-panel-grid {
  margin-top: 0.75rem;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.panel,
.evidence-section {
  padding: clamp(0.9rem, 1.8vw, 1.35rem);
}

.panel-header {
  margin-bottom: 1rem;
  align-items: center;
}

.panel-header .eyebrow {
  margin-bottom: 0.25rem;
}

.panel-header h2 {
  margin-bottom: 0;
}

.segmented-control,
.scene-toolbar {
  display: flex;
  padding: 3px;
  border: 1px solid var(--line);
  border-radius: 9px;
  background: var(--ink-1);
  gap: 2px;
}

.segmented-control button,
.scene-toolbar button {
  min-height: 44px;
  padding: 0.35rem 0.65rem;
  border-color: transparent;
  border-radius: 6px;
  background: transparent;
  color: var(--muted);
  font-size: 0.65rem;
}

.segmented-control button[aria-pressed="true"],
.scene-toolbar button[aria-pressed="true"] {
  background: var(--ink-4);
  color: var(--text);
}

.lattice-stage {
  position: relative;
  min-height: 360px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: radial-gradient(circle at 53% 45%, rgba(85, 239, 208, 0.07), transparent 45%), #07100e;
  isolation: isolate;
}

#signal-lattice {
  display: block;
  width: 100%;
  min-height: 360px;
  aspect-ratio: 860 / 470;
}

.lattice-grid-line {
  fill: none;
  stroke: rgba(129, 149, 143, 0.08);
  stroke-width: 1;
}

.lattice-edge {
  fill: none;
  stroke: rgba(85, 239, 208, 0.34);
  stroke-width: 1.5;
  vector-effect: non-scaling-stroke;
}

.lattice-edge.edge-modeled {
  stroke: rgba(170, 140, 255, 0.48);
  stroke-dasharray: 5 5;
}

.edge-arrow {
  fill: rgba(85, 239, 208, 0.62);
}

[data-animate="true"] .lattice-edge {
  animation: edge-flow 8s linear infinite;
  stroke-dasharray: 4 10;
}

[data-animate="true"] .lattice-edge.edge-modeled {
  animation-duration: 11s;
  stroke-dasharray: 6 8;
}

.lattice-node {
  cursor: pointer;
  transition: opacity 180ms ease, filter 180ms ease;
}

.lattice-node.is-hidden,
.lattice-edge.is-hidden {
  display: none;
}

.node-halo {
  fill: rgba(85, 239, 208, 0.035);
  stroke: rgba(85, 239, 208, 0.13);
  stroke-width: 1;
}

.node-core {
  fill: #10211d;
  stroke: var(--cyan);
  stroke-width: 1.5;
  vector-effect: non-scaling-stroke;
}

.node-journey .node-core { fill: #18162a; stroke: var(--violet); }
.node-agent .node-core { fill: #182215; stroke: var(--lime); }
.node-outcome .node-core { fill: #271d13; stroke: var(--amber); }
.node-attention .node-core { stroke: var(--red); }

.lattice-node:hover .node-halo,
.lattice-node:focus .node-halo,
.lattice-node.is-selected .node-halo {
  fill: rgba(85, 239, 208, 0.11);
  stroke: rgba(85, 239, 208, 0.42);
}

.lattice-node:hover,
.lattice-node:focus,
.lattice-node.is-selected {
  filter: drop-shadow(0 0 8px rgba(85, 239, 208, 0.45));
}

.node-label {
  fill: var(--text);
  font: 600 12px ui-sans-serif, system-ui, sans-serif;
  pointer-events: none;
  text-anchor: middle;
}

.node-type-label {
  fill: var(--muted);
  font: 700 8px "Cascadia Code", monospace;
  letter-spacing: 1.3px;
  pointer-events: none;
  text-anchor: middle;
}

.lattice-preview {
  position: absolute;
  z-index: 2;
  left: 0.75rem;
  bottom: 0.75rem;
  max-width: min(70%, 430px);
  padding: 0.45rem 0.65rem;
  border: 1px solid var(--line);
  border-radius: 7px;
  background: rgba(5, 8, 7, 0.9);
  color: var(--text-soft);
  font-size: 0.65rem;
  pointer-events: none;
}

.lattice-key {
  position: absolute;
  z-index: 2;
  top: 0.7rem;
  right: 0.7rem;
  display: flex;
  gap: 0.6rem;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.lattice-key span {
  font: 0.54rem "Cascadia Code", monospace;
}

.lattice-key span::before {
  display: inline-block;
  width: 6px;
  height: 6px;
  margin-right: 0.25rem;
  border-radius: 50%;
  background: var(--cyan);
  content: "";
}

.lattice-key .key-journey::before { background: var(--violet); }
.lattice-key .key-agent::before { background: var(--lime); }
.lattice-key .key-outcome::before { background: var(--amber); }

.interaction-hint {
  margin: 0.75rem 0 0;
  color: var(--muted);
  font-size: 0.67rem;
}

.text-alternative {
  margin-top: 0.8rem;
  color: var(--text-soft);
  font-size: 0.7rem;
}

.text-alternative summary {
  width: max-content;
  max-width: 100%;
  cursor: pointer;
}

.table-scroll {
  width: 100%;
  margin-top: 0.8rem;
  overflow: auto;
  border: 1px solid var(--line);
  border-radius: 10px;
}

table {
  width: 100%;
  min-width: 600px;
  border-collapse: collapse;
  background: var(--ink-1);
}

caption {
  padding: 0.75rem;
  color: var(--muted);
  text-align: left;
}

th,
td {
  padding: 0.65rem;
  border-top: 1px solid var(--line);
  text-align: left;
}

th {
  color: var(--text);
}

td {
  color: var(--text-soft);
}

.decision-stack ol {
  display: grid;
  gap: 0.55rem;
}

.decision-stack li button {
  display: grid;
  width: 100%;
  min-height: 70px;
  padding: 0.7rem;
  border: 1px solid var(--line);
  border-radius: 11px;
  background: rgba(5, 8, 7, 0.42);
  gap: 0.6rem;
  grid-template-columns: 1.5rem minmax(0, 1fr) auto;
  text-align: left;
  align-items: center;
}

.decision-stack li button:hover {
  border-color: var(--line-strong);
  transform: translateY(-1px);
}

.decision-stack li strong,
.decision-stack li small {
  display: block;
}

.decision-stack li strong {
  font-size: 0.75rem;
}

.decision-stack li small {
  margin-top: 0.2rem;
  font-size: 0.63rem;
}

.decision-rank {
  color: var(--muted);
  font: 0.6rem "Cascadia Code", monospace;
}

.risk-high,
.risk-medium,
.risk-watch {
  padding: 0.2rem 0.35rem;
  border-radius: 5px;
  color: var(--red);
  background: rgba(255, 139, 131, 0.08);
  font: 0.55rem "Cascadia Code", monospace;
}

.risk-medium { color: var(--amber); background: rgba(242, 200, 117, 0.08); }
.risk-watch { color: var(--blue); background: rgba(118, 186, 255, 0.08); }

.authority-note {
  padding-top: 0.9rem;
  margin: 1rem 0 0;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.66rem;
}

.authority-note span {
  margin-right: 0.35rem;
  color: var(--violet);
}

.scene-toolbar {
  width: max-content;
  max-width: 100%;
  margin-bottom: 0.75rem;
  overflow-x: auto;
}

.scene-toolbar button span {
  margin-left: 0.3rem;
  color: var(--muted);
}

.freshness {
  color: var(--muted);
  font-size: 0.58rem;
}

.service-cards {
  display: grid;
  min-width: 0;
  gap: 0.65rem;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.service-card {
  min-width: 0;
  padding: 0.85rem;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: rgba(5, 8, 7, 0.38);
}

.service-card[hidden] {
  display: none;
}

.service-card.state-attention {
  border-top-color: rgba(255, 139, 131, 0.7);
}

.service-card.state-healthy {
  border-top-color: rgba(85, 239, 208, 0.55);
}

.service-card-top {
  display: flex;
  margin-bottom: 0.7rem;
  justify-content: space-between;
  align-items: center;
}

.service-symbol,
.agent-glyph,
.source-icon {
  display: inline-grid;
  width: 32px;
  height: 32px;
  border: 1px solid var(--line-strong);
  border-radius: 8px;
  color: var(--cyan);
  background: rgba(85, 239, 208, 0.05);
  font: 700 0.62rem "Cascadia Code", monospace;
  place-items: center;
}

.service-card p {
  color: var(--muted);
  font-size: 0.67rem;
}

.service-card dl,
.journey-detail dl,
.playback-detail dl,
.verification-card dl,
.drawer-body dl {
  display: grid;
  margin: 0;
  gap: 0.5rem;
}

.service-card dl {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.service-card dl div,
.journey-detail dl div,
.playback-detail dl div,
.verification-card dl div,
.drawer-body dl div {
  min-width: 0;
}

.service-card dt,
.journey-detail dt,
.playback-detail dt,
.verification-card dt,
.drawer-body dt {
  color: var(--muted);
  font-size: 0.57rem;
}

.service-card dd,
.journey-detail dd,
.playback-detail dd,
.verification-card dd,
.drawer-body dd {
  min-width: 0;
  margin: 0;
  overflow-wrap: anywhere;
  color: var(--text-soft);
  font-size: 0.68rem;
}

.service-card > button,
.formula-card > button,
.counterfactual-card > button,
.agent-row > button {
  width: 100%;
  min-height: 44px;
  padding: 0.5rem 0;
  margin-top: 0.75rem;
  border-top: 1px solid var(--line);
  background: transparent;
  color: var(--cyan-soft);
  font-size: 0.65rem;
  text-align: left;
}

.event-rail {
  position: relative;
}

.event-rail::before {
  position: absolute;
  top: 1rem;
  bottom: 1rem;
  left: 3.2rem;
  width: 1px;
  background: var(--line-strong);
  content: "";
}

.event-rail li {
  position: relative;
  display: grid;
  min-height: 75px;
  gap: 1rem;
  grid-template-columns: 2.5rem minmax(0, 1fr) auto;
  align-items: start;
}

.event-rail li::before {
  position: absolute;
  z-index: 1;
  top: 0.35rem;
  left: 2.94rem;
  width: 7px;
  height: 7px;
  border: 2px solid var(--ink-2);
  border-radius: 50%;
  background: var(--cyan);
  content: "";
}

.event-rail time {
  color: var(--muted);
  font-size: 0.6rem;
}

.event-rail strong,
.event-rail small {
  display: block;
}

.event-rail strong {
  font-size: 0.72rem;
}

.event-rail small {
  font-size: 0.62rem;
}

.journey-steps {
  display: grid;
  margin: 1rem 0;
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.journey-steps li {
  position: relative;
  min-width: 0;
}

.journey-steps li:not(:last-child)::after {
  position: absolute;
  z-index: 0;
  top: 50%;
  right: -1rem;
  left: calc(100% - 1rem);
  height: 1px;
  background: var(--line-strong);
  content: "";
}

.journey-steps button {
  position: relative;
  z-index: 1;
  display: grid;
  width: 100%;
  min-height: 78px;
  padding: 0.7rem;
  border: 1px solid var(--line);
  background: var(--ink-1);
  gap: 0.5rem;
  grid-template-columns: auto minmax(0, 1fr) auto;
  text-align: left;
  align-items: center;
}

.journey-steps li:first-child button { border-radius: 12px 0 0 12px; }
.journey-steps li:last-child button { border-radius: 0 12px 12px 0; }
.journey-steps button[aria-pressed="true"] { border-color: var(--cyan); background: var(--ink-3); }
.journey-steps strong,
.journey-steps small { display: block; }
.journey-steps strong { font-size: 0.72rem; }
.journey-steps small { font-size: 0.6rem; }
.step-index { color: var(--muted); font: 0.55rem "Cascadia Code", monospace; }
.step-state { display: inline-grid; width: 28px; height: 28px; border-radius: 50%; font: 0.62rem "Cascadia Code", monospace; place-items: center; }
.state-good { color: var(--cyan); background: rgba(85, 239, 208, 0.09); }
.state-watch { color: var(--amber); background: rgba(242, 200, 117, 0.09); }
.state-bad { color: var(--red); background: rgba(255, 139, 131, 0.09); }

.journey-detail,
.playback-detail {
  display: grid;
  min-width: 0;
  padding: 1rem;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: rgba(5, 8, 7, 0.42);
  gap: 1rem;
  grid-template-columns: minmax(0, 1.2fr) minmax(250px, 0.8fr);
}

.journey-detail p,
.playback-detail p {
  margin-bottom: 0;
  color: var(--text-soft);
  font-size: 0.73rem;
}

.journey-detail dl {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.journey-score {
  text-align: right;
}

.journey-score span,
.journey-score strong,
.journey-score small {
  display: block;
}

.journey-score span,
.journey-score small {
  color: var(--muted);
  font-size: 0.58rem;
}

.journey-score strong {
  color: var(--amber);
  font-size: 1.7rem;
  letter-spacing: -0.06em;
}

.formula-card code,
.rail-panel code {
  display: block;
  overflow-wrap: anywhere;
  color: var(--cyan-soft);
  font-size: 0.7rem;
}

.formula-card p,
.coverage-card li,
.rail-panel p,
.counterfactual-card p {
  color: var(--muted);
  font-size: 0.68rem;
}

.coverage-card ul {
  padding: 0;
  margin: 0;
  list-style: none;
}

.coverage-card li {
  display: flex;
  min-height: 38px;
  border-bottom: 1px solid var(--line);
  gap: 0.5rem;
  justify-content: space-between;
  align-items: center;
}

.agent-row {
  display: grid;
  min-width: 0;
  min-height: 68px;
  padding: 0.6rem 0;
  border-top: 1px solid var(--line);
  gap: 0.75rem;
  grid-template-columns: auto minmax(0, 1.15fr) minmax(85px, 0.6fr) auto auto;
  align-items: center;
}

.agent-row:first-of-type {
  border-top: 0;
}

.agent-row.agent-warning {
  background: linear-gradient(90deg, rgba(255, 139, 131, 0.04), transparent);
}

.agent-row strong,
.agent-row small,
.agent-row b {
  display: block;
}

.agent-row strong,
.agent-row b {
  font-size: 0.7rem;
}

.agent-row small {
  font-size: 0.6rem;
}

.agent-row > button {
  width: auto;
  padding: 0.4rem 0.5rem;
  margin: 0;
  border: 1px solid var(--line);
  border-radius: 7px;
  text-align: center;
}

.authority-core {
  padding: 1rem;
  margin-bottom: 1rem;
  border: 1px solid rgba(170, 140, 255, 0.25);
  border-radius: 12px;
  background: rgba(170, 140, 255, 0.06);
  text-align: center;
}

.authority-core > span {
  display: block;
  margin-bottom: 0.4rem;
  color: var(--violet);
  font-size: 1.5rem;
}

.authority-core strong {
  font-size: 0.75rem;
}

.authority-core p {
  margin: 0.4rem 0 0;
  color: var(--muted);
  font-size: 0.64rem;
}

.authority-rail ol {
  display: grid;
  gap: 0.35rem;
}

.authority-rail li {
  display: grid;
  min-height: 46px;
  color: var(--muted);
  gap: 0.65rem;
  grid-template-columns: 1.5rem minmax(0, 1fr);
  align-items: center;
}

.authority-rail li > span {
  font: 0.58rem "Cascadia Code", monospace;
}

.authority-rail li p {
  margin: 0;
}

.authority-rail li strong,
.authority-rail li small {
  display: block;
  font-size: 0.64rem;
}

.authority-rail li.is-complete > span,
.authority-rail li.is-complete strong {
  color: var(--cyan);
}

.authority-rail li.is-current > span,
.authority-rail li.is-current strong {
  color: var(--violet);
}

.tool-trace {
  margin-top: 0.75rem;
}

.tool-trace li {
  display: grid;
  min-height: 46px;
  padding: 0.4rem 0;
  border-top: 1px solid var(--line);
  gap: 0.75rem;
  grid-template-columns: 7rem minmax(0, 1fr) auto;
  align-items: center;
}

.tool-trace time,
.tool-trace b,
.tool-trace small,
.tool-trace em {
  font-size: 0.64rem;
}

.tool-trace b,
.tool-trace small {
  display: block;
}

.tool-trace time,
.tool-trace small {
  color: var(--muted);
}

.tool-trace em {
  color: var(--cyan);
  font-style: normal;
}

.tool-trace .gate-review {
  color: var(--violet);
}

.playback-controls {
  display: flex;
  gap: 0.6rem;
  align-items: center;
}

.playback-controls button {
  display: flex;
  min-width: 72px;
  padding: 0.4rem 0.65rem;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--ink-3);
  gap: 0.4rem;
  justify-content: center;
  align-items: center;
}

.playback-controls output {
  color: var(--muted);
  font: 0.62rem "Cascadia Code", monospace;
}

.scrubber-label {
  display: flex;
  margin-bottom: 0.35rem;
  color: var(--muted);
  font: 0.55rem "Cascadia Code", monospace;
  justify-content: space-between;
}

#incident-scrubber {
  width: 100%;
  height: 44px;
  margin: 0;
  accent-color: var(--cyan);
  background: transparent;
  cursor: pointer;
}

.playback-events {
  display: grid;
  min-width: 0;
  margin: 0.5rem 0 1rem;
  gap: 0.35rem;
  grid-template-columns: repeat(5, minmax(0, 1fr));
}

.playback-events button {
  display: block;
  width: 100%;
  min-height: 78px;
  padding: 0.55rem;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--ink-1);
  text-align: left;
}

.playback-events button[aria-current="step"] {
  border-color: var(--cyan);
  background: var(--ink-3);
}

.playback-events time,
.playback-events strong,
.playback-events small {
  display: block;
}

.playback-events time {
  margin-bottom: 0.35rem;
  color: var(--cyan);
  font-size: 0.55rem;
}

.playback-events strong {
  font-size: 0.65rem;
}

.playback-events small {
  margin-bottom: 0.45rem;
  font-size: 0.58rem;
}

.playback-detail {
  grid-template-columns: auto minmax(0, 1fr) minmax(180px, 0.35fr);
  align-items: center;
}

.playback-detail dl {
  grid-template-columns: 1fr;
}

.verification-card dl {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.verification-card dl div {
  padding: 0.55rem;
  border: 1px solid var(--line);
  border-radius: 8px;
}

.counterfactual-value {
  color: var(--text) !important;
  font-size: 2rem !important;
  letter-spacing: -0.06em;
}

.counterfactual-value small {
  display: block;
  letter-spacing: 0;
}

.evidence-section {
  margin-top: 0.75rem;
}

.evidence-tape {
  display: grid;
  min-width: 0;
  gap: 0.45rem;
  grid-template-columns: repeat(5, minmax(0, 1fr));
}

.evidence-tape button {
  display: flex;
  width: 100%;
  min-height: 124px;
  padding: 0.7rem;
  border: 1px solid var(--line);
  border-radius: 9px;
  background: rgba(5, 8, 7, 0.45);
  text-align: left;
  flex-direction: column;
  align-items: flex-start;
}

.evidence-tape button:hover {
  border-color: var(--line-strong);
}

.evidence-tape time,
.evidence-tape strong,
.evidence-tape small,
.evidence-tape code {
  display: block;
}

.evidence-tape time {
  color: var(--cyan);
  font-size: 0.55rem;
}

.evidence-tape button > span:nth-child(2) {
  margin: 0.55rem 0 auto;
}

.evidence-tape strong {
  font-size: 0.68rem;
}

.evidence-tape small,
.evidence-tape code {
  font-size: 0.58rem;
}

.evidence-tape code {
  margin-top: 0.45rem;
  color: var(--muted);
}

.evidence-rail {
  position: sticky;
  top: var(--topbar);
  height: calc(100vh - var(--topbar));
  min-width: 0;
  overflow-y: auto;
  padding: 1rem 0.8rem 2rem;
  border-left: 1px solid var(--line);
  background: rgba(8, 13, 12, 0.74);
  grid-area: rail;
}

.rail-panel {
  min-width: 0;
  padding: 1rem 0.2rem;
  border-bottom: 1px solid var(--line);
}

.rail-panel:first-child {
  padding-top: 0.4rem;
}

.rail-panel h2 {
  margin: 0.65rem 0 0.35rem;
  font-size: 0.9rem;
}

.rail-action {
  display: flex;
  width: 100%;
  margin-top: 0.6rem;
  justify-content: space-between;
  align-items: center;
}

.status-unknown {
  background: #9ba9a5;
  box-shadow: 0 0 0 5px rgba(155, 169, 165, 0.08);
}

.status-observed {
  background: var(--cyan);
  box-shadow: 0 0 0 5px rgba(85, 239, 208, 0.08), 0 0 12px rgba(85, 239, 208, 0.55);
}

.status-warning {
  background: var(--amber);
  box-shadow: 0 0 0 5px rgba(242, 200, 117, 0.08);
}

.coverage-ring {
  display: grid;
  width: 94px;
  height: 94px;
  margin: 0.8rem auto;
  border-radius: 50%;
  background: conic-gradient(var(--cyan) 0 48%, var(--violet) 48% 68%, var(--ink-4) 68% 100%);
  place-items: center;
}

.coverage-ring::before {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  background: var(--ink-2);
  content: "";
  grid-area: 1 / 1;
}

.coverage-ring > span {
  z-index: 1;
  font-size: 1.15rem;
  grid-area: 1 / 1;
}

.coverage-ring small {
  font-size: 0.55rem;
}

.coverage-legend {
  display: grid;
  gap: 0.35rem;
}

.coverage-legend li {
  display: grid;
  color: var(--muted);
  font-size: 0.62rem;
  gap: 0.4rem;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
}

.legend-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
}

.dot-sample { background: var(--amber); }
.dot-modeled { background: var(--violet); }
.dot-unavailable { background: var(--muted); }

.truth-legend ul {
  display: grid;
  gap: 0.55rem;
}

.truth-legend li {
  display: grid;
  min-width: 0;
  color: var(--muted);
  font-size: 0.59rem;
  gap: 0.5rem;
  grid-template-columns: auto minmax(0, 1fr);
  align-items: center;
}

.command-prompt {
  padding: 1rem;
  margin-top: 0.75rem;
  border: 1px solid rgba(85, 239, 208, 0.22);
  border-radius: 12px;
  background: linear-gradient(145deg, rgba(85, 239, 208, 0.08), rgba(170, 140, 255, 0.04));
}

.rail-footer {
  display: flex;
  padding: 1rem 0.2rem;
  font-size: 0.62rem;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.drawer-scrim {
  position: fixed;
  z-index: 65;
  inset: 0;
  background: rgba(0, 0, 0, 0.52);
  opacity: 0;
  transition: opacity 180ms ease;
}

body.drawer-open {
  overflow: hidden;
}

.drawer-scrim.is-open {
  opacity: 1;
}

.detail-drawer {
  position: fixed;
  z-index: 70;
  top: 0;
  right: 0;
  display: flex;
  width: min(430px, 100%);
  height: 100dvh;
  padding: 1rem;
  border-left: 1px solid var(--line-strong);
  background: rgba(8, 13, 12, 0.98);
  box-shadow: var(--shadow);
  transform: translateX(100%);
  transition: transform 220ms ease;
  flex-direction: column;
}

.detail-drawer[hidden],
.drawer-scrim[hidden] {
  display: none;
}

.detail-drawer.is-open {
  transform: translateX(0);
}

.detail-drawer > header {
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--line);
  align-items: center;
}

.detail-drawer .eyebrow {
  margin-bottom: 0.3rem;
}

.drawer-body {
  overflow-y: auto;
  padding: 1.3rem 0.2rem 2rem;
}

.drawer-body > p {
  margin: 0.8rem 0 1.2rem;
  color: var(--text-soft);
}

.drawer-body dl {
  padding: 0.8rem;
  border: 1px solid var(--line);
  border-radius: 11px;
  gap: 0.8rem;
}

.drawer-body dl div {
  display: grid;
  gap: 0.4rem;
  grid-template-columns: 5rem minmax(0, 1fr);
}

.drawer-body section {
  padding-top: 1.2rem;
}

.drawer-body section p {
  color: var(--muted);
}

dialog {
  width: min(780px, calc(100% - 1.5rem));
  max-width: none;
  max-height: calc(100dvh - 1.5rem);
  padding: 0;
  border: 1px solid var(--line-strong);
  border-radius: 18px;
  background: var(--ink-2);
  color: var(--text);
  box-shadow: var(--shadow);
}

dialog::backdrop {
  background: rgba(0, 0, 0, 0.72);
  backdrop-filter: blur(4px);
}

.dialog-shell {
  max-height: calc(100dvh - 1.5rem);
  overflow-y: auto;
  padding: clamp(1rem, 3vw, 1.6rem);
}

.dialog-shell > header {
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--line);
  align-items: center;
}

.dialog-shell .eyebrow {
  margin-bottom: 0.3rem;
}

.dialog-shell > footer {
  display: flex;
  padding-top: 1rem;
  margin-top: 1rem;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.62rem;
  gap: 0.8rem;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
}

.dialog-shell > footer button,
.dialog-shell > footer a {
  display: inline-flex;
  min-height: 44px;
  padding: 0.55rem 0.8rem;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--ink-3);
  align-items: center;
}

#ask-form {
  padding: 1.2rem 0;
}

#ask-form > label {
  display: block;
  margin-bottom: 0.5rem;
  color: var(--text-soft);
  font-size: 0.72rem;
}

.ask-field {
  display: grid;
  padding: 4px;
  border: 1px solid var(--line-strong);
  border-radius: 11px;
  background: var(--ink-1);
  gap: 0.4rem;
  grid-template-columns: minmax(0, 1fr) auto;
}

.ask-field:focus-within {
  border-color: var(--cyan);
}

.ask-field input {
  width: 100%;
  min-width: 0;
  min-height: 48px;
  padding: 0.65rem 0.75rem;
  outline: 0;
  background: transparent;
}

.ask-field button {
  min-height: 48px;
  padding: 0.55rem 0.9rem;
  border-radius: 8px;
  background: var(--cyan);
  color: var(--ink-0);
  font-weight: 700;
}

.prompt-chips {
  display: flex;
  margin-top: 0.55rem;
  gap: 0.4rem;
  flex-wrap: wrap;
}

.prompt-chips button {
  min-height: 44px;
  padding: 0.35rem 0.65rem;
  border: 1px solid var(--line);
  border-radius: 99px;
  background: transparent;
  color: var(--text-soft);
  font-size: 0.62rem;
}

.ask-result {
  padding: 1rem;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--ink-1);
}

.ask-result[aria-busy="true"] {
  border-color: rgba(85, 239, 208, 0.45);
}

.ask-result header {
  display: flex;
  color: var(--muted);
  font-size: 0.65rem;
  gap: 0.55rem;
  align-items: center;
}

.ask-result > p {
  color: var(--text-soft);
}

.ask-sources {
  display: grid;
  gap: 0.3rem;
}

.ask-sources li {
  padding-left: 0.8rem;
  color: var(--muted);
  font: 0.62rem "Cascadia Code", monospace;
  overflow-wrap: anywhere;
}

.ask-sources li::before {
  margin-left: -0.8rem;
  margin-right: 0.4rem;
  color: var(--cyan);
  content: "↳";
}

.dialog-intro {
  margin: 1rem 0;
  color: var(--text-soft);
  font-size: 0.72rem;
}

.source-list {
  display: grid;
  gap: 0.5rem;
}

.source-list article {
  display: grid;
  min-width: 0;
  min-height: 64px;
  padding: 0.65rem;
  border: 1px solid var(--line);
  border-radius: 10px;
  gap: 0.7rem;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
}

.source-list strong,
.source-list small {
  display: block;
}

.source-list strong {
  font-size: 0.72rem;
}

.source-list small {
  font-size: 0.62rem;
}

.noscript-banner {
  position: fixed;
  z-index: 99;
  right: 1rem;
  bottom: 1rem;
  left: 1rem;
  padding: 0.8rem;
  border: 1px solid var(--amber);
  border-radius: 8px;
  background: var(--ink-1);
  color: var(--amber);
}

.compatibility-entry {
  display: grid;
  min-height: 100vh;
  padding: 1rem;
  place-items: center;
}

.compatibility-entry main {
  max-width: 650px;
  padding: 2rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--ink-2);
  text-align: center;
}

@keyframes signal-pulse {
  0%, 100% { opacity: 0.72; transform: scale(0.82); }
  50% { opacity: 1; transform: scale(1); }
}

@keyframes edge-flow {
  to { stroke-dashoffset: -56; }
}

@keyframes scene-enter {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

@media (max-width: 1380px) {
  :root { --rail: 250px; --sidebar: 220px; }
  .topbar { grid-template-columns: var(--sidebar) minmax(0, 1fr) auto; }
  .outcome-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .outcome-tile { min-height: 145px; }
  .executive-grid { grid-template-columns: minmax(0, 1fr); }
  .decision-stack ol { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .authority-note { text-align: center; }
}

@media (max-width: 1160px) {
  .app-shell {
    grid-template-columns: var(--sidebar) minmax(0, 1fr);
    grid-template-rows: var(--topbar) auto auto;
    grid-template-areas:
      "top top"
      "side main"
      "side rail";
  }
  .topbar { grid-template-columns: var(--sidebar) minmax(0, 1fr) auto; }
  .evidence-rail {
    position: static;
    display: grid;
    height: auto;
    padding: 0.8rem clamp(0.85rem, 2vw, 2rem) 2rem;
    border-top: 1px solid var(--line);
    border-left: 0;
    gap: 0.75rem;
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .rail-panel,
  .rail-panel:first-child,
  .command-prompt {
    padding: 1rem;
    margin: 0;
    border: 1px solid var(--line);
    border-radius: 12px;
    background: var(--ink-2);
  }
  .rail-footer { grid-column: 1 / -1; }
  .service-layout { grid-template-columns: minmax(0, 1fr); }
  .change-rail .event-rail { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 0.75rem; }
  .change-rail .event-rail::before,
  .change-rail .event-rail li::before { display: none; }
  .agent-layout { grid-template-columns: minmax(0, 1fr); }
}

@media (max-width: 900px) {
  :root { --topbar: 64px; }
  .app-shell {
    display: grid;
    grid-template-columns: minmax(0, 1fr);
    grid-template-areas:
      "top"
      "main"
      "rail";
  }
  .topbar {
    padding: 0 0.65rem;
    grid-template-columns: minmax(120px, 1fr) auto;
  }
  .mission-line { display: none; }
  .mobile-menu { display: inline-grid; }
  .sidebar {
    position: fixed;
    z-index: 50;
    top: var(--topbar);
    bottom: 0;
    left: 0;
    width: min(310px, calc(100% - 2.5rem));
    height: calc(100dvh - var(--topbar));
    border-right-color: var(--line-strong);
    background: rgba(8, 13, 12, 0.985);
    box-shadow: var(--shadow);
    transform: translateX(-105%);
    transition: transform 200ms ease;
  }
  .sidebar.is-open { transform: translateX(0); }
  .sidebar::after {
    position: fixed;
    z-index: -1;
    top: var(--topbar);
    right: 0;
    bottom: 0;
    left: min(310px, calc(100% - 2.5rem));
    display: none;
    background: rgba(0, 0, 0, 0.5);
    content: "";
  }
  .sidebar.is-open::after { display: block; }
  main { padding-top: 0.75rem; }
  .workspace-bar { grid-template-columns: 1fr auto; }
  .workspace-context { display: none; }
  .scene-heading { align-items: flex-start; flex-direction: column; }
  .scene-posture,
  .scene-stat { width: 100%; min-width: 0; }
  .journey-steps { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0.45rem; }
  .journey-steps li::after { display: none; }
  .journey-steps li button { border-radius: 10px !important; }
  .journey-detail { grid-template-columns: minmax(0, 1fr); }
  .playback-events { grid-template-columns: repeat(5, minmax(145px, 1fr)); overflow-x: auto; padding: 3px; }
  .playback-detail { grid-template-columns: auto minmax(0, 1fr); }
  .playback-detail dl { grid-column: 1 / -1; grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .evidence-tape { grid-template-columns: repeat(5, minmax(160px, 1fr)); overflow-x: auto; padding: 3px; }
}

@media (max-width: 680px) {
  .brand-copy small,
  .source-pill-copy,
  .ask-trigger kbd { display: none; }
  .source-pill { padding: 0.35rem; }
  .source-pill .truth-badge { min-height: 28px; }
  .ask-trigger { padding: 0.4rem 0.65rem; }
  .workspace-bar { grid-template-columns: minmax(0, 1fr); }
  .workspace-actions { width: 100%; }
  .workspace-actions .quiet-button { width: 50%; white-space: normal; }
  .outcome-grid,
  .service-cards,
  .two-panel-grid,
  .evidence-rail { grid-template-columns: minmax(0, 1fr); }
  .decision-stack ol { grid-template-columns: minmax(0, 1fr); }
  .agent-row {
    grid-template-columns: auto minmax(0, 1fr) auto;
  }
  .agent-row > span:nth-child(3) { grid-column: 2; }
  .agent-row > .truth-badge { grid-column: 3; grid-row: 1; }
  .agent-row > button { grid-column: 1 / -1; }
  .tool-trace li { grid-template-columns: minmax(0, 1fr) auto; }
  .tool-trace time { grid-column: 1 / -1; }
  .evidence-section .panel-header { align-items: flex-start; flex-direction: column; }
  .playback .panel-header { align-items: flex-start; flex-direction: column; }
  .playback-controls { width: 100%; justify-content: space-between; }
  .ask-field { grid-template-columns: minmax(0, 1fr); }
  .source-list article { grid-template-columns: auto minmax(0, 1fr); }
  .source-list article > .truth-badge { grid-column: 2; }
}

@media (max-width: 430px) {
  body { font-size: 14px; }
  .topbar-actions { gap: 0.3rem; }
  .brand-mark { width: 32px; height: 32px; }
  .brand-copy strong { font-size: 0.72rem; }
  .source-pill { display: none; }
  .ask-trigger { min-width: 44px; padding: 0.4rem; font-size: 0; justify-content: center; }
  .ask-trigger span::before { content: "Ask"; font-size: 0.65rem; }
  main { padding-right: 0.65rem; padding-left: 0.65rem; }
  .workspace-actions { flex-direction: column; }
  .workspace-actions .quiet-button { width: 100%; }
  .outcome-grid { grid-template-columns: minmax(0, 1fr); }
  .outcome-tile { min-height: 132px; }
  .panel-header { align-items: flex-start; flex-direction: column; }
  .lattice-stage { min-height: 355px; overflow-x: auto; overflow-y: hidden; }
  #signal-lattice { width: 650px; min-width: 650px; min-height: 355px; }
  .lattice-preview { right: 0.6rem; max-width: none; }
  .lattice-key { left: 0.6rem; right: 0.6rem; justify-content: flex-start; }
  .segmented-control { width: 100%; overflow-x: auto; }
  .segmented-control button { flex: 1 0 auto; }
  .journey-steps { grid-template-columns: minmax(0, 1fr); }
  .journey-detail dl,
  .verification-card dl { grid-template-columns: minmax(0, 1fr); }
  .playback-controls { align-items: flex-start; flex-direction: column; }
  .playback-controls button { width: 100%; }
  .playback-detail { grid-template-columns: minmax(0, 1fr); }
  .playback-detail dl { grid-column: auto; grid-template-columns: minmax(0, 1fr); }
  .event-orbit { display: none; }
  .prompt-chips { display: grid; }
  .prompt-chips button { width: 100%; border-radius: 8px; text-align: left; }
  .drawer-body dl div { grid-template-columns: minmax(0, 1fr); }
}

@media (hover: none) and (pointer: coarse) {
  button,
  .quiet-button,
  .rail-action,
  .prompt-chips button,
  .service-card > button,
  .agent-row > button {
    min-height: 48px;
  }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }
}

@media (forced-colors: active) {
  :root { --focus: 0 0 0 3px Canvas, 0 0 0 5px Highlight; }
  body,
  .topbar,
  .sidebar,
  .evidence-rail,
  .panel,
  .outcome-tile,
  .rail-panel,
  .detail-drawer,
  dialog,
  .lattice-stage {
    background: Canvas;
    color: CanvasText;
  }
  .ambient-grid,
  body::before { display: none; }
  .truth-badge,
  .panel,
  .outcome-tile,
  .rail-panel,
  button,
  input,
  .lattice-stage { forced-color-adjust: auto; }
  .pulse-mark,
  .status-light,
  .legend-dot { background: Highlight; box-shadow: none; }
  .lattice-edge { stroke: LinkText; }
  .node-core,
  .node-halo { fill: Canvas; stroke: LinkText; }
  .node-label,
  .node-type-label { fill: CanvasText; }
  .coverage-ring { border: 8px solid Highlight; background: Canvas; }
}

@media print {
  .topbar,
  .sidebar,
  .evidence-rail,
  .workspace-actions,
  .segmented-control,
  .scene-toolbar,
  dialog,
  .drawer-scrim,
  .detail-drawer { display: none !important; }
  .app-shell { display: block; }
  body,
  main,
  .panel,
  .outcome-tile { background: #fff; color: #000; }
  .scene[hidden] { display: block !important; break-before: page; }
}