:root {
  color-scheme: dark;
  --bg: #101214;
  --surface: #171a1d;
  --surface-2: #202428;
  --line: #30363c;
  --text: #f4f1ea;
  --muted: #a9aaa4;
  --green: #56c596;
  --amber: #e6b45e;
  --red: #ef6f61;
  --cyan: #6bbbd8;
  --ink: #0b0c0d;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background: var(--bg);
  color: var(--text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  letter-spacing: 0;
}

button {
  font: inherit;
}

.shell {
  display: grid;
  grid-template-columns: 280px 1fr;
  min-height: 100vh;
}

.sidebar {
  border-right: 1px solid var(--line);
  background: #131619;
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 28px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border: 1px solid #4e5b62;
  background: #e7e2d4;
  color: var(--ink);
  font-weight: 800;
  border-radius: 8px;
}

.brand strong,
.scenario strong {
  display: block;
  font-size: 15px;
}

.brand span:last-child,
.scenario p,
.muted {
  color: var(--muted);
  font-size: 13px;
  line-height: 1.5;
}

.nav {
  display: grid;
  gap: 6px;
}

.nav-item,
.primary-action,
.secondary-action,
.icon-button {
  border: 1px solid transparent;
  border-radius: 8px;
  cursor: pointer;
  transition: background 180ms ease, border-color 180ms ease, transform 180ms ease;
}

.nav-item {
  color: var(--muted);
  background: transparent;
  text-align: left;
  padding: 11px 12px;
}

.nav-item:hover,
.nav-item.active {
  background: var(--surface-2);
  border-color: var(--line);
  color: var(--text);
}

.scenario {
  margin-top: auto;
  border-top: 1px solid var(--line);
  padding-top: 20px;
}

.workspace {
  padding: 28px;
  overflow: hidden;
}

.topbar,
.panel-header,
.split {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  align-items: flex-start;
}

.topbar {
  align-items: center;
  margin-bottom: 26px;
}

.topbar-actions {
  display: flex;
  gap: 10px;
  align-items: center;
}

.api-status {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 6px 10px;
  border: 1px solid var(--line);
  border-radius: 4px;
  background: rgba(255, 255, 255, 0.02);
}

.status-indicator {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  animation: pulse 2s infinite;
}

.status-indicator.connected {
  background: var(--green);
}

.status-indicator.disconnected {
  background: var(--amber);
  animation: none;
}

.status-text {
  font-size: 12px;
  color: var(--muted);
}

@keyframes pulse {
  0%, 100% {
    opacity: 1;
  }
  50% {
    opacity: 0.5;
  }
}

.label {
  display: block;
  color: var(--cyan);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0;
  font-weight: 800;
  margin-bottom: 6px;
}

h1,
h2,
p {
  margin: 0;
}

h1 {
  font-size: 24px;
  line-height: 1.15;
}

h2 {
  font-size: 18px;
  line-height: 1.25;
}

.primary-action {
  background: #e7e2d4;
  color: var(--ink);
  padding: 10px 14px;
  font-weight: 800;
  min-height: 42px;
}

.secondary-action {
  background: var(--surface-2);
  border-color: var(--line);
  color: var(--text);
  padding: 10px 14px;
  font-weight: 800;
  min-height: 42px;
}

.icon-button {
  width: 38px;
  height: 38px;
  background: var(--surface-2);
  border-color: var(--line);
  color: var(--text);
  font-size: 22px;
  line-height: 1;
}

.primary-action:hover,
.secondary-action:hover {
  transform: translateY(-1px);
}

.pitch-strip {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 18px;
  align-items: center;
  border: 1px solid var(--line);
  background: #14181b;
  border-radius: 8px;
  padding: 16px;
  margin-bottom: 18px;
}

.pitch-strip strong {
  display: block;
  font-size: 18px;
  margin-bottom: 4px;
}

.pitch-strip p {
  color: var(--muted);
  font-size: 13px;
  line-height: 1.5;
}

.view {
  display: none;
}

.view.active {
  display: grid;
  gap: 18px;
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(280px, 0.8fr) minmax(320px, 1.2fr);
  gap: 18px;
}

.panel,
.risk-panel,
.signal-panel,
.metric,
.pipeline-step,
.recommendation,
.audit-row,
.brief-card,
.brief-risk {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.panel,
.risk-panel,
.signal-panel {
  padding: 20px;
}

.risk-panel {
  display: grid;
  gap: 20px;
}

#risk-score {
  font-size: 70px;
  line-height: 0.95;
}

.status-pill {
  border-radius: 999px;
  padding: 6px 10px;
  font-size: 12px;
  font-weight: 800;
  border: 1px solid var(--line);
  white-space: nowrap;
}

.moderate {
  color: var(--amber);
  background: rgba(230, 180, 94, 0.12);
}

.critical {
  color: var(--red);
  background: rgba(239, 111, 97, 0.13);
}

.score-ring {
  height: 12px;
  background: #2a2e31;
  border-radius: 999px;
  overflow: hidden;
}

.score-ring div,
.bar i {
  display: block;
  height: 100%;
  width: 42%;
  background: var(--amber);
  transition: width 700ms ease, background 700ms ease;
}

.risk-panel p,
.executive p {
  color: var(--muted);
  line-height: 1.6;
}

.signal-list {
  display: grid;
  gap: 10px;
  margin-top: 18px;
}

.signal {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 10px;
  align-items: center;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #14181b;
  width: 100%;
  color: var(--text);
  text-align: left;
  cursor: pointer;
}

.signal span {
  color: var(--muted);
  font-size: 12px;
}

.signal:hover,
.signal.active {
  border-color: rgba(107, 187, 216, 0.7);
  background: #171d20;
}

.metrics-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
}

.metric {
  padding: 16px;
  display: grid;
  gap: 10px;
}

.metric span {
  color: var(--muted);
  font-size: 13px;
}

.metric strong {
  font-size: 28px;
}

.bar {
  height: 7px;
  background: #2a2e31;
  border-radius: 999px;
  overflow: hidden;
}

.pipeline,
.recommendations,
.file-grid {
  display: grid;
  gap: 12px;
}

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

.file-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 16px;
  display: grid;
  gap: 10px;
}

.file-card strong {
  font-size: 14px;
}

.file-card span {
  color: var(--muted);
  font-size: 12px;
}

.pipeline-step,
.recommendation,
.audit-row {
  padding: 16px;
}

.pipeline-step {
  display: grid;
  grid-template-columns: 34px 1fr auto;
  gap: 14px;
  align-items: center;
}

.step-index {
  width: 34px;
  height: 34px;
  border-radius: 8px;
  display: grid;
  place-items: center;
  background: var(--surface-2);
  color: var(--cyan);
  font-weight: 800;
}

.step-state {
  color: var(--muted);
  font-size: 12px;
}

.pipeline-step.done .step-state {
  color: var(--green);
}

.pipeline-step.blocked .step-state {
  color: var(--red);
}

.executive {
  display: grid;
  gap: 16px;
}

.executive h2 {
  font-size: 28px;
  max-width: 880px;
}

.brief-header {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  align-items: flex-start;
}

.brief-score {
  min-width: 132px;
  border: 1px solid rgba(107, 187, 216, 0.45);
  border-radius: 8px;
  background: #111416;
  padding: 14px;
}

.brief-score span,
.brief-card span {
  display: block;
  color: var(--muted);
  font-size: 12px;
  margin-bottom: 6px;
}

.brief-score strong {
  font-size: 28px;
}

.executive-grid {
  display: grid;
  grid-template-columns: 1.35fr 1fr 1fr;
  gap: 18px;
}

.brief-card {
  padding: 18px;
}

.brief-card p,
.brief-risk p,
.change-item p {
  color: var(--muted);
  font-size: 13px;
  line-height: 1.55;
}

.change-list,
.brief-risk-list {
  display: grid;
  gap: 12px;
  margin-top: 18px;
}

.change-item {
  display: grid;
  grid-template-columns: 32px 1fr;
  gap: 12px;
  align-items: start;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #14181b;
  padding: 14px;
}

.change-item strong {
  display: grid;
  place-items: center;
  width: 32px;
  height: 32px;
  border-radius: 8px;
  background: var(--surface-2);
  color: var(--cyan);
}

.brief-risk {
  display: grid;
  grid-template-columns: 1fr auto auto;
  gap: 14px;
  align-items: center;
  padding: 14px;
}

.brief-risk button {
  white-space: nowrap;
}

.recommendation {
  display: flex;
  gap: 12px;
  align-items: flex-start;
}

.rec-num {
  color: var(--cyan);
  font-weight: 800;
}

.audit-log {
  display: grid;
  gap: 12px;
  margin-top: 18px;
}

.governance-reveal {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}

.boundary-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 18px;
  display: grid;
  gap: 12px;
}

.boundary-card.blocked {
  border-color: rgba(86, 197, 150, 0.55);
}

.boundary-card code {
  display: block;
  white-space: normal;
  overflow-wrap: anywhere;
  color: var(--text);
  background: #111416;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 14px;
  line-height: 1.55;
  font-size: 13px;
}

.audit-row {
  display: grid;
  grid-template-columns: 130px 1fr 180px;
  gap: 16px;
  align-items: center;
}

.audit-row p,
.timeline p {
  color: var(--muted);
  font-size: 13px;
  line-height: 1.45;
}

.timeline {
  display: grid;
  gap: 0;
  margin-top: 18px;
}

.timeline-item {
  display: grid;
  grid-template-columns: 140px 20px 1fr;
  gap: 14px;
  min-height: 78px;
}

.timeline-item time {
  color: var(--muted);
  font-size: 12px;
  padding-top: 2px;
}

.timeline-marker {
  position: relative;
}

.timeline-marker::before {
  content: "";
  position: absolute;
  left: 8px;
  top: 18px;
  bottom: -4px;
  width: 1px;
  background: var(--line);
}

.timeline-dot {
  width: 17px;
  height: 17px;
  border-radius: 50%;
  background: var(--cyan);
  border: 3px solid var(--surface);
}

.timeline-item.critical .timeline-dot {
  background: var(--red);
}

.timeline-item.high .timeline-dot {
  background: var(--amber);
}

.timeline-content {
  padding-bottom: 20px;
}

.timeline.compact .timeline-item:nth-child(n + 5) {
  display: none;
}

.architecture-flow {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 12px;
  margin-top: 18px;
}

.architecture-flow article {
  position: relative;
  min-height: 150px;
  border: 1px solid var(--line);
  background: #14181b;
  border-radius: 8px;
  padding: 16px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.architecture-flow article:not(:last-child)::after {
  content: ">";
  position: absolute;
  right: -11px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--cyan);
  font-weight: 800;
  background: var(--surface);
  border: 1px solid var(--line);
  width: 20px;
  height: 20px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  z-index: 2;
}

.architecture-flow span {
  color: var(--muted);
  font-size: 13px;
  line-height: 1.45;
}

.evidence-drawer {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  width: min(440px, 100vw);
  background: #15191c;
  border-left: 1px solid var(--line);
  box-shadow: -24px 0 60px rgba(0, 0, 0, 0.32);
  transform: translateX(100%);
  transition: transform 220ms ease;
  z-index: 20;
  display: flex;
  flex-direction: column;
}

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

.drawer-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  border-bottom: 1px solid var(--line);
  padding: 20px;
}

.drawer-body {
  display: grid;
  gap: 18px;
  padding: 20px;
  overflow: auto;
}

.evidence-meta {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.evidence-meta article,
.source-item {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #111416;
  padding: 14px;
}

.evidence-meta span {
  color: var(--muted);
  display: block;
  font-size: 12px;
  margin-bottom: 6px;
}

.evidence-meta strong {
  font-size: 20px;
}

.evidence-section {
  display: grid;
  gap: 8px;
}

.evidence-section p,
.source-item p {
  color: var(--muted);
  font-size: 13px;
  line-height: 1.55;
}

.source-list {
  display: grid;
  gap: 10px;
}

.source-item header {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 8px;
}

.source-item time,
.source-item span {
  color: var(--muted);
  font-size: 12px;
}

@media (max-width: 920px) {
  .shell {
    grid-template-columns: 1fr;
  }

  .sidebar {
    position: static;
    padding: 16px;
    gap: 14px;
  }

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

  .nav-item {
    text-align: center;
    padding: 10px 8px;
  }

  .scenario {
    margin-top: 0;
    padding-top: 14px;
  }

  .workspace {
    padding: 18px;
  }

  .hero-grid,
  .metrics-grid,
  .audit-row,
  .file-grid,
  .governance-reveal,
  .architecture-flow,
  .executive-grid,
  .brief-risk {
    grid-template-columns: 1fr;
  }

  .topbar,
  .panel-header,
  .split,
  .pitch-strip,
  .brief-header {
    flex-direction: column;
    align-items: stretch;
    grid-template-columns: 1fr;
  }

  .topbar-actions {
    flex-direction: column;
    align-items: stretch;
  }

  .timeline-item {
    grid-template-columns: 96px 20px 1fr;
  }

  .architecture-flow article:not(:last-child)::after {
    display: none;
  }
}

@media (max-width: 560px) {
  .nav {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  #risk-score {
    font-size: 58px;
  }
}