:root {
  color-scheme: light dark;
  --page: #f4f1e9;
  --panel: #fffdf8;
  --ink: #24221f;
  --muted: #625e56;
  --line: #d2ccc0;
  --accent: #2b5d47;
  --accent-ink: #fff;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

body {
  background: var(--page);
  color: var(--ink);
  line-height: 1.5;
  margin: 0;
}

body > header,
body > main,
body > footer {
  margin-inline: auto;
  max-width: 76rem;
}

body > header {
  margin-top: 1rem;
}

body > main {
  align-items: start;
  display: grid;
  gap: 1rem;
  grid-template-columns: minmax(0, 2fr) minmax(18rem, 1fr);
  padding: 1rem 0;
}

.workflow,
.side-rail {
  align-content: start;
  display: grid;
  gap: 1rem;
  min-width: 0;
}

#target-panel,
#editor-panel,
#run-panel,
#sign-panel,
#inbox-root {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 0.35rem;
  min-width: 0;
  padding: 1.1rem;
}

h1,
h2,
p {
  margin-top: 0;
}

h1,
h2 {
  line-height: 1.15;
}

.eyebrow {
  color: var(--accent);
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  margin-bottom: 0.25rem;
  text-transform: uppercase;
}

.panel__help,
.target-panel__summary,
.editor-panel__status {
  color: var(--muted);
}

.target-panel__versions {
  display: grid;
  gap: 0.25rem 1rem;
  grid-template-columns: max-content minmax(0, 1fr);
}

.target-panel__versions dt {
  font-weight: 700;
}

.target-panel__versions dd {
  font-family: ui-monospace, SFMono-Regular, Consolas, monospace;
  margin: 0;
  overflow-wrap: anywhere;
}

.editor-panel__label {
  display: block;
  font-weight: 700;
  margin-bottom: 0.4rem;
}

textarea,
pre {
  background: color-mix(in srgb, var(--panel) 86%, var(--ink));
  border: 1px solid var(--line);
  color: var(--ink);
  font: 0.9rem/1.5 ui-monospace, SFMono-Regular, Consolas, monospace;
}

textarea {
  min-height: 12rem;
  padding: 0.75rem;
  resize: vertical;
  width: 100%;
}

.editor-panel__attention {
  border-color: #b05d00;
  box-shadow: 0 0 0 3px #f0b45a;
}

.run-panel__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-bottom: 0.8rem;
}

.button,
button {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 0.25rem;
  color: var(--ink);
  cursor: pointer;
  font: inherit;
  font-weight: 700;
  padding: 0.6rem 0.8rem;
}

.button--primary {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--accent-ink);
}

button:disabled {
  cursor: not-allowed;
  opacity: 0.55;
}

.run-panel__output {
  margin: 0;
  min-height: 5rem;
  overflow: auto;
  padding: 0.75rem;
  white-space: pre-wrap;
}

.sign-panel__status {
  border: 1px solid var(--line);
  font-weight: 800;
  padding: 0.65rem;
}

.sign-panel__review,
.sign-panel__review dl,
.sign-panel__review dd,
.sign-panel__review pre {
  max-width: 100%;
  min-width: 0;
}

.sign-panel__review {
  border-block: 1px solid var(--line);
  margin-bottom: 1rem;
  padding-block: 1rem;
}

.sign-panel__review[hidden] {
  display: none;
}

.sign-panel__review h3 {
  margin: 0 0 0.5rem;
}

.sign-panel__review dl {
  display: grid;
  gap: 0.2rem;
  margin: 0 0 0.8rem;
}

.sign-panel__review dt {
  color: var(--muted);
  font-size: 0.8rem;
  font-weight: 700;
}

.sign-panel__review dd {
  font-family: ui-monospace, SFMono-Regular, Consolas, monospace;
  margin: 0 0 0.45rem;
  overflow-wrap: anywhere;
}

.sign-panel__review pre {
  margin: 0;
  overflow: auto;
  overflow-wrap: anywhere;
  padding: 0.75rem;
  white-space: pre-wrap;
}

#inbox-root pre {
  max-width: 100%;
  overflow: auto;
  padding: 0.75rem;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}

.inbox-list,
.inbox-list > li,
.inbox-list > li > button,
.inbox-detail,
.inbox-detail > section,
.inbox-detail dl,
.inbox-detail dd {
  max-width: 100%;
  min-width: 0;
}

.inbox-list {
  display: grid;
  gap: 0.6rem;
  list-style: none;
  margin: 0 0 1.25rem;
  padding: 0;
}

.inbox-list > li > button {
  display: grid;
  gap: 0.35rem 0.75rem;
  grid-template-columns: minmax(0, 1fr) auto;
  text-align: left;
  width: 100%;
}

.inbox-list > li > button.selected {
  border-color: var(--accent);
  box-shadow: inset 0.25rem 0 var(--accent);
}

.inbox-list__title,
.inbox-list__time {
  grid-column: 1 / -1;
}

.inbox-list__title,
.inbox-list__time,
.verdict-badge,
.inbox-list__selected,
.inbox-detail h3,
.inbox-detail dd {
  overflow-wrap: anywhere;
}

.inbox-list__selected {
  color: var(--accent);
  font-size: 0.8rem;
  font-weight: 800;
  justify-self: end;
}

.inbox-list__time {
  color: var(--muted);
  font-size: 0.85rem;
}

.inbox-detail dl {
  display: grid;
  gap: 0.4rem 1rem;
  grid-template-columns: minmax(10rem, 14rem) minmax(0, 1fr);
}

.inbox-detail dt {
  font-weight: 700;
}

.inbox-detail dd {
  margin: 0;
  white-space: pre-wrap;
}

@media (prefers-color-scheme: dark) {
  :root {
    --page: #181917;
    --panel: #232520;
    --ink: #f3f0e8;
    --muted: #c0bbb0;
    --line: #4a4c44;
    --accent: #69b993;
    --accent-ink: #102218;
  }
}

@media (max-width: 78rem) {
  body > header,
  body > main,
  body > footer {
    margin-inline: 1rem;
  }
}

@media (max-width: 48rem) {
  body > main {
    grid-template-columns: 1fr;
  }

  .workflow,
  .side-rail {
    grid-column: 1;
  }

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

  .inbox-detail dd {
    margin-bottom: 0.5rem;
  }
}

.env-banner {
  border: 2px solid currentColor;
  display: grid;
  gap: 0.75rem;
  padding: 1rem;
}

.env-banner--live {
  background: #e9f8ee;
  color: #126b37;
}

.env-banner--warning {
  background: #fff3c4;
  color: #674d00;
}

.env-banner--danger {
  background: #ffe9e7;
  color: #8d1d16;
}

.env-banner__summary,
.env-banner__setup {
  display: grid;
  gap: 0.35rem;
}

.env-banner__setup > summary {
  cursor: pointer;
  font-weight: 800;
}

.env-banner__title {
  font-size: 1.15rem;
  letter-spacing: 0.04em;
}

.env-banner__facts {
  font-size: 0.8rem;
  opacity: 0.8;
}

.env-banner__setup-row {
  align-items: center;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.env-banner__setup-row code {
  overflow-wrap: anywhere;
}

.env-banner__copy {
  cursor: pointer;
  padding: 0.35rem 0.6rem;
}

.demo-prompt {
  background: #eef5ff;
  border: 1px solid #9bbbe5;
  color: #172033;
  color-scheme: light;
  display: grid;
  gap: 0.65rem;
  padding: 1rem;
}

.demo-prompt__heading,
.demo-prompt__text {
  margin: 0;
}

.demo-prompt__copy {
  background: #fff;
  border-color: #6f86a8;
  color: #172033;
  cursor: pointer;
  font-weight: 700;
  justify-self: start;
  padding: 0.55rem 0.8rem;
}

.demo-prompt__status {
  min-height: 1.2em;
}

.scoreboard {
  background: #25231f;
  color: #fff;
  font-variant-numeric: tabular-nums;
  font-weight: 800;
  letter-spacing: 0.03em;
  padding: 0.85rem 1rem;
  text-align: center;
}

.timeline {
  --timeline-surface: #7557d3;
  --timeline-run: #167a50;
  --timeline-draft: #2671c7;
  --timeline-staged: #b05d00;
  --timeline-signed: #a22565;
  background: #fbfaf7;
  border: 1px solid #d8d4ca;
  color: #25231f;
  min-width: 0;
  padding: 1rem;
}

.timeline__heading {
  font-size: 1.15rem;
  margin: 0 0 1rem;
}

.timeline__list {
  display: grid;
  gap: 0;
  list-style: none;
  margin: 0;
  padding: 0;
}

.timeline__item {
  --event-color: #666;
  display: grid;
  gap: 0.75rem;
  grid-template-columns: 1rem 1fr;
  min-height: 4.5rem;
  position: relative;
}

.timeline__item::before {
  background: #d4d0c7;
  content: "";
  height: 100%;
  left: 0.42rem;
  position: absolute;
  top: 0.7rem;
  width: 2px;
}

.timeline__item:last-child::before {
  display: none;
}

.timeline__item--surface { --event-color: var(--timeline-surface); }
.timeline__item--run { --event-color: var(--timeline-run); }
.timeline__item--draft { --event-color: var(--timeline-draft); }
.timeline__item--staged { --event-color: var(--timeline-staged); }
.timeline__item--signed { --event-color: var(--timeline-signed); }

.timeline__marker {
  background: var(--event-color);
  border: 3px solid #fbfaf7;
  border-radius: 999px;
  box-shadow: 0 0 0 2px var(--event-color);
  height: 0.65rem;
  margin-top: 0.3rem;
  position: relative;
  width: 0.65rem;
  z-index: 1;
}

.timeline__body {
  border-left: 4px solid var(--event-color);
  display: grid;
  gap: 0.2rem;
  margin-bottom: 0.8rem;
  min-width: 0;
  padding: 0 0.65rem;
}

.timeline__title,
.timeline__summary,
.timeline__time {
  display: block;
}

.timeline__summary {
  font-size: 0.9rem;
  overflow-wrap: anywhere;
}

.timeline__time {
  color: #666159;
  font-size: 0.75rem;
}

.timeline__item--gate-opened .timeline__body {
  animation: gate-opened 900ms ease-in-out 3;
  background: #fff2a8;
  border: 3px solid #2b1b00;
  box-shadow: 0 0 0 5px #f2b705, 0 0 28px #f2b705;
  color: #2b1b00;
  padding: 0.8rem;
}

.timeline__item--gate-opened .timeline__title::after {
  content: " · GATE OPENED";
  font-weight: 900;
  letter-spacing: 0.08em;
}

@keyframes gate-opened {
  50% { transform: scale(1.045); }
}

@media (prefers-reduced-motion: reduce) {
  .timeline__item--gate-opened .timeline__body {
    animation: none;
  }
}