.platform-preview {
  --peek-bg: #fff;
  --peek-soft: #f8fafc;
  --peek-line: #e1e7ef;
  --peek-text: #172339;
  --peek-muted: #687992;
  --peek-blue: #3268f5;
  --peek-dot: #dbe4f1;
  --peek-violet: #9470eb;
  --peek-amber: #d99720;
  --peek-red: #e66a78;
  margin-top: 44px;
  overflow: hidden;
  border: 1px solid var(--peek-line);
  border-radius: 14px;
  background: var(--peek-bg);
  color: var(--peek-text);
  box-shadow: 0 22px 70px -38px rgb(20 40 80 / 30%);
  font-size: 13px;
  line-height: 1.45;
  letter-spacing: 0;
}
:root[data-theme="dark"] .platform-preview {
  --peek-bg: #101a28;
  --peek-soft: #142030;
  --peek-line: #29374b;
  --peek-text: #e2eaf8;
  --peek-muted: #a2b1c8;
  --peek-blue: #8cafff;
  --peek-dot: #2b3b52;
  --peek-violet: #b395ff;
  --peek-amber: #eeb55c;
  --peek-red: #ff94a1;
  box-shadow: 0 22px 70px -38px rgb(0 0 0 / 70%);
}
.platform-preview .peek-appbar {
  min-height: 68px;
  padding: 0 23px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  border-bottom: 1px solid var(--peek-line);
}
.platform-preview .peek-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  white-space: nowrap;
}
.platform-preview .peek-brand img {
  width: 31px;
  height: 31px;
  object-fit: contain;
}
.platform-preview .peek-brand strong {
  font-size: 15px;
  font-weight: 600;
}
.platform-preview .peek-tabs {
  display: flex;
  align-self: stretch;
  align-items: stretch;
  gap: 22px;
}
.platform-preview .peek-tab {
  padding: 0 0 2px;
  border-radius: 0;
  border-bottom: 2px solid transparent;
  background: transparent;
  color: var(--peek-muted);
  font-size: 13px;
  white-space: nowrap;
}
.platform-preview .peek-tab[aria-selected="true"] {
  color: var(--peek-blue);
  border-bottom-color: var(--peek-blue);
}
.platform-preview .peek-tab:hover {
  color: var(--peek-text);
}
.platform-preview .peek-panel {
  outline-offset: -4px;
}
.platform-preview.is-enhanced .peek-views {
  display: grid;
}
.platform-preview.is-enhanced .peek-panel {
  grid-area: 1 / 1;
  display: flex;
  flex-direction: column;
  min-width: 0;
}
.platform-preview.is-enhanced .peek-panel > div {
  flex: 1;
}
/* Inactive panels contribute their height without exposing their content. */
.platform-preview.is-enhanced .peek-panel[hidden] {
  display: flex !important;
  visibility: hidden;
  pointer-events: none;
}
.platform-preview .peek-panel-heading {
  padding: 18px 23px;
  border-bottom: 1px solid var(--peek-line);
  font-size: 16px;
}
.platform-preview.is-enhanced .peek-panel-heading {
  display: none;
}
.platform-preview .peek-builder {
  display: grid;
  grid-template-columns: 146px minmax(0, 1fr) 278px;
  min-height: 405px;
}
.platform-preview .peek-palette {
  padding: 17px 13px;
  background: var(--peek-soft);
  border-right: 1px solid var(--peek-line);
}
.platform-preview .peek-sidebar-title {
  font-size: 13px;
  font-weight: 600;
}
.platform-preview .peek-block-group {
  margin-top: 15px;
}
.platform-preview .peek-block-group h5 {
  font-size: 12px;
  font-weight: 400;
  color: var(--peek-muted);
  margin: 0 0 6px;
}
.platform-preview .peek-block {
  padding: 5px 7px;
  margin-top: 4px;
  border: 1px solid var(--peek-line);
  border-left: 2px solid var(--node-color, var(--peek-blue));
  border-radius: 3px;
  background: var(--peek-bg);
  font-size: 12px;
  color: var(--peek-muted);
}
.platform-preview .peek-indicators {
  --node-color: var(--peek-violet);
}
.platform-preview .peek-logic {
  --node-color: var(--peek-amber);
}
.platform-preview .peek-actions {
  --node-color: var(--peek-red);
}
.platform-preview .peek-workspace {
  display: flex;
  flex-direction: column;
  min-width: 0;
  background-image: radial-gradient(var(--peek-dot) 0.8px, transparent 0.8px);
  background-size: 17px 17px;
}
.platform-preview .peek-canvas-top {
  padding: 16px 17px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
}
.platform-preview .peek-canvas-title {
  font-size: 13px;
  font-weight: 500;
}
.platform-preview .peek-mode-label {
  color: var(--peek-muted);
  font-size: 12px;
}
.platform-preview .peek-wires {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  overflow: visible;
  pointer-events: none;
}
.platform-preview .peek-wires path {
  fill: none;
  stroke: var(--peek-muted);
  stroke-opacity: 0.45;
  stroke-width: 1.35;
}
.platform-preview .peek-node {
  position: relative;
  z-index: 1;
  min-width: 0;
  padding: 11px 9px;
  border: 1px solid var(--peek-line);
  border-left: 3px solid var(--node-color, var(--peek-blue));
  border-radius: 6px;
  background: var(--peek-bg);
  box-shadow: 0 3px 5px rgb(0 0 0 / 5%);
}

.platform-preview .peek-node small {
  display: block;
  margin-top: 9px;
  font-size: 12px;
  color: var(--peek-muted);
}
.platform-preview .peek-node-value {
  display: block;
  margin-top: 3px;
  font-size: 12px;
  white-space: nowrap;
}
.platform-preview .peek-chat {
  padding: 16px 14px;
  border-left: 1px solid var(--peek-line);
  background: var(--peek-soft);
}
.platform-preview .peek-chat-heading {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-bottom: 11px;
  border-bottom: 1px solid var(--peek-line);
}
.platform-preview .peek-chat-heading span {
  color: var(--peek-muted);
  font-size: 12px;
}
.platform-preview .peek-message {
  margin-top: 13px;
}
.platform-preview .peek-message-author {
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 6px;
  font-size: 12px;
}
.platform-preview .peek-message-author strong {
  font-weight: 600;
}
.platform-preview .peek-message-author span {
  color: var(--peek-muted);
  font-size: 12px;
}
.platform-preview .peek-message p {
  margin: 4px 0 0;
  font-size: 13px;
  line-height: 1.45;
  color: var(--peek-text);
}
.platform-preview .peek-trace {
  margin-top: 13px;
  padding-top: 10px;
  border-top: 1px solid var(--peek-line);
  color: var(--peek-muted);
  font-size: 12px;
}
.platform-preview .peek-trace summary {
  cursor: pointer;
}
.platform-preview .peek-trace code {
  display: block;
  padding: 6px 0 0 12px;
  color: var(--peek-text);
  font-size: 12px;
}
.platform-preview .peek-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  padding: 15px 23px;
  border-top: 1px solid var(--peek-line);
  color: var(--peek-muted);
  font-size: 12px;
}
.platform-preview .peek-footer a {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  color: var(--peek-text);
  text-decoration: none;
  border: 0;
  background: transparent;
}
.platform-preview .peek-footer a:hover {
  color: var(--peek-blue);
}
.platform-preview .peek-footer .link-arrow {
  display: inline-block;
  font-size: 12px;
  opacity: 0.65;
}
.platform-preview .peek-constraints,
.platform-preview .peek-research {
  min-height: 405px;
  padding: 28px;
}
.platform-preview .peek-constraints {
  display: grid;
  align-content: start;
  grid-template-columns: 1fr 1fr;
  gap: 24px 40px;
}
.platform-preview .peek-view-title {
  font-size: 16px;
  font-weight: 500;
  letter-spacing: -0.015em;
}
.platform-preview .peek-view-note {
  margin-top: 5px;
  color: var(--peek-muted);
  font-size: 12px;
}
.platform-preview .peek-fields {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px 20px;
  margin: 24px 0 0;
}
.platform-preview .peek-fields div:first-child {
  grid-column: 1 / 3;
}
.platform-preview .peek-fields dt {
  font-size: 12px;
  color: var(--peek-muted);
  margin-bottom: 5px;
}
.platform-preview .peek-fields dd {
  margin: 0;
  padding: 10px 12px;
  background: var(--peek-soft);
  border: 1px solid var(--peek-line);
  border-radius: 4px;
  font-size: 14px;
}
.platform-preview .peek-society {
  padding-left: 28px;
  border-left: 1px solid var(--peek-line);
}
.platform-preview .peek-activity {
  display: grid;
  grid-template-columns: 30px 1fr;
  gap: 12px;
  margin-top: 24px;
}
.platform-preview .peek-agent-icon {
  width: 30px;
  height: 30px;
  display: grid;
  place-items: center;
  border: 1px solid var(--peek-line);
  border-radius: 6px;
  background: var(--peek-soft);
  color: var(--peek-blue);
  font-size: 12px;
}
.platform-preview .peek-activity strong {
  font-size: 13px;
  font-weight: 500;
}
.platform-preview .peek-activity p {
  margin-top: 3px;
  color: var(--peek-muted);
  font-size: 13px;
}
.platform-preview .peek-activity-feed {
  grid-column: 1 / -1;
  min-width: 0;
  padding-top: 18px;
  border-top: 1px solid var(--peek-line);
}
.platform-preview .peek-activity-feed .peek-view-title {
  font-size: 14px;
}
.platform-preview .peek-activity-feed ol {
  padding: 0;
  margin: 12px 0 0;
  list-style: none;
}
.platform-preview .peek-event {
  display: grid;
  grid-template-columns: 66px 76px 76px minmax(0, 1fr);
  align-items: baseline;
  gap: 3px 12px;
  padding-block: 7px;
  font-size: 12px;
  line-height: 1.5;
}
.platform-preview .peek-event time {
  color: var(--peek-muted);
  font-variant-numeric: tabular-nums;
}
.platform-preview .peek-event strong {
  font-weight: 500;
}
.platform-preview .peek-event-status {
  color: var(--peek-muted);
}
.platform-preview .peek-event-status.is-working {
  color: var(--peek-blue);
}
.platform-preview .peek-event p {
  margin: 0;
  color: var(--peek-text);
  font-size: 12px;
  line-height: inherit;
}
.platform-preview .peek-study-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
  margin-bottom: 22px;
}
.platform-preview .peek-study-tag {
  border: 1px solid var(--peek-line);
  border-radius: 4px;
  padding: 5px 10px;
  color: var(--peek-muted);
  font-size: 12px;
}
.platform-preview .peek-table-wrap {
  overflow-x: auto;
}
.platform-preview.is-enhanced .peek-research {
  display: flex;
  flex-direction: column;
  min-height: 0;
}
.platform-preview.is-enhanced .peek-study-header {
  flex-shrink: 0;
}
.platform-preview.is-enhanced .peek-table-wrap {
  flex: 1;
  min-height: 0;
  contain: size;
  overflow: auto;
  overscroll-behavior: contain;
}
.platform-preview .peek-study-table {
  border-collapse: collapse;
  width: 100%;
  text-align: left;
  font-size: 13px;
}
.platform-preview .peek-study-table th {
  position: sticky;
  top: 0;
  z-index: 1;
  font-size: 12px;
  font-weight: 400;
  color: var(--peek-muted);
  background: var(--peek-soft);
  padding: 12px 15px;
}
.platform-preview .peek-study-table td {
  padding: 20px 15px;
  border-bottom: 1px solid var(--peek-line);
}
.platform-preview .peek-study-table td small {
  display: block;
  margin-top: 4px;
  font-size: 12px;
  color: var(--peek-muted);
}
.platform-preview .peek-study-table code {
  font-size: 12px;
}
.platform-preview .peek-status {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  white-space: nowrap;
  color: var(--peek-muted);
  font-size: 12px;
}
.platform-preview .peek-status::before {
  content: "";
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: currentColor;
}
.platform-preview .peek-status.is-running {
  color: var(--peek-blue);
}
@media (max-width: 1150px) {
  .platform-preview .peek-builder {
    grid-template-columns: minmax(0, 1fr) 260px;
  }
  .platform-preview .peek-palette {
    display: none;
  }
}
@media (max-width: 860px) {
  .platform-preview {
    margin-top: 30px;
    border-radius: 10px;
  }
  /* Keep the mobile frame stable while each view scrolls its own content. */
  .platform-preview.is-enhanced .peek-views {
    height: clamp(400px, 62svh, 540px);
    grid-template-rows: minmax(0, 1fr);
  }
  .platform-preview.is-enhanced .peek-panel {
    min-height: 0;
    overflow: hidden;
  }
  .platform-preview.is-enhanced .peek-panel > div {
    min-height: 0;
  }
  .platform-preview.is-enhanced .peek-panel:not(#peek-panel-research) {
    overflow: auto;
    overscroll-behavior-y: contain;
  }
  .platform-preview.is-enhanced .peek-panel:not(#peek-panel-research) > div {
    flex: 0 0 auto;
  }
  .platform-preview.is-enhanced .peek-builder {
    grid-auto-rows: max-content;
    align-content: start;
  }
  .platform-preview.is-enhanced .peek-research {
    overflow: hidden;
  }
  .platform-preview .peek-appbar {
    padding: 17px 18px 0;
    flex-wrap: wrap;
    gap: 18px;
  }
  .platform-preview .peek-tabs {
    width: 100%;
    gap: 23px;
  }
  .platform-preview .peek-tab {
    min-height: 35px;
    padding-bottom: 13px;
  }
  .platform-preview .peek-builder {
    grid-template-columns: 1fr;
  }
  .platform-preview .peek-workspace {
    min-height: 330px;
  }
  .platform-preview .peek-chat {
    border-left: 0;
    border-top: 1px solid var(--peek-line);
    padding: 18px;
  }
  .platform-preview .peek-message {
    margin-top: 14px;
  }
  .platform-preview .peek-chat-heading {
    padding-bottom: 12px;
  }
  .platform-preview .peek-constraints,
  .platform-preview .peek-research {
    min-height: 0;
    padding: 23px 18px;
  }
  .platform-preview .peek-constraints {
    grid-template-columns: 1fr;
    gap: 28px;
  }
  .platform-preview .peek-society {
    padding-left: 0;
    padding-top: 22px;
    border-left: 0;
    border-top: 1px solid var(--peek-line);
  }
  .platform-preview .peek-event {
    grid-template-columns: 66px minmax(0, 1fr) auto;
    padding-block: 9px;
  }
  .platform-preview .peek-event p {
    grid-column: 1 / -1;
  }
  .platform-preview .peek-study-header {
    align-items: flex-start;
  }
  .platform-preview .peek-study-table {
    min-width: 520px;
  }
  .platform-preview .peek-study-table td,
  .platform-preview .peek-study-table th {
    padding-left: 10px;
    padding-right: 10px;
  }
  .platform-preview .peek-footer {
    padding: 15px 18px;
    align-items: flex-start;
  }
  .platform-preview .peek-footer a {
    white-space: nowrap;
  }
}
@media (max-width: 480px) {
  .platform-preview .peek-brand {
    gap: 6px;
  }
  .platform-preview .peek-brand img {
    width: 24px;
    height: 24px;
  }
  .platform-preview .peek-brand strong {
    font-size: 13px;
  }
  .platform-preview .peek-node {
    padding: 9px 12px;
  }

  .platform-preview .peek-node small {
    margin-top: 5px;
  }
  .platform-preview .peek-canvas-top {
    padding: 15px 18px;
  }
  .platform-preview .peek-footer {
    font-size: 12px;
    gap: 10px;
  }
  .platform-preview .peek-fields {
    gap: 14px;
  }
}

/* Keep the default view stable while the local preview script loads. */
.js .platform-preview:not(.is-enhanced) .peek-panel:not(#peek-panel-builder) {
  display: none;
}

.platform-preview [hidden] {
  display: none !important;
}
.platform-preview .peek-appbar {
  flex-wrap: wrap;
  gap: 16px;
}
.platform-preview .peek-venue-switch {
  display: flex;
  gap: 3px;
  padding: 3px;
  border-radius: 6px;
  background: var(--peek-soft);
}
.platform-preview .peek-venue-switch button {
  padding: 7px 10px;
  background: transparent;
  color: var(--peek-muted);
  font-size: 12px;
  border-radius: 4px;
}
.platform-preview .peek-venue-switch button[aria-pressed="true"] {
  background: var(--peek-bg);
  color: var(--peek-blue);
  box-shadow: 0 1px 3px rgb(0 0 0 / 8%);
}
.platform-preview .peek-tabs {
  min-height: 68px;
}
.platform-preview .peek-canvas-top {
  align-items: flex-start;
  min-height: 62px;
}
.platform-preview .peek-mode-label {
  white-space: nowrap;
  font-size: 12px;
}
.platform-preview .peek-graph {
  position: relative;
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  padding: 12px;
  min-height: 420px;
}
.platform-preview.is-enhanced .peek-graph {
  display: block;
  height: 400px;
  min-height: 400px;
  padding: 0;
  overflow: hidden;
}
.platform-preview.is-enhanced .peek-graph[data-peek-layout="narrow"] {
  height: 610px;
  min-height: 610px;
}
.platform-preview .peek-node {
  width: 126px;
  padding: 9px 9px 11px;
  box-sizing: border-box;
  cursor: grab;
}
.platform-preview.is-enhanced .peek-node {
  position: absolute;
  width: min(126px, calc((100% - 48px) / 3));
  user-select: none;
  -webkit-user-select: none;
}
.platform-preview.is-enhanced [data-peek-layout="narrow"] .peek-node {
  width: min(128px, calc((100% - 38px) / 2));
}
.platform-preview .peek-node.is-dragging {
  z-index: 4;
  cursor: grabbing;
  box-shadow: 0 5px 17px rgb(20 40 80 / 16%);
}
.platform-preview .peek-node-handle {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 4px;
  width: calc(100% + 8px);
  margin: -4px -4px 0;
  padding: 4px;
  text-align: left;
  line-height: 1.3;
  font-size: 12px;
  font-weight: 600;
  color: var(--peek-text);
  border: 0;
  border-radius: 3px;
  background: transparent;
  cursor: grab;
  touch-action: none;
}
.platform-preview .peek-node.is-dragging .peek-node-handle {
  cursor: grabbing;
}
.platform-preview .peek-grip {
  color: var(--peek-muted);
  opacity: 0.55;
  font-size: 12px;
  line-height: 1.2;
}
.platform-preview .peek-node-value {
  white-space: normal;
  font-size: 12px;
  line-height: 1.4;
}
.platform-preview .peek-node small {
  font-size: 12px;
  margin-top: 9px;
}
.platform-preview .peek-source-link {
  display: block;
  margin-top: 6px;
}
.platform-preview .peek-source-link a {
  display: inline-flex;
  align-items: baseline;
  gap: 3px;
  font-size: 12px;
  font-weight: 600;
  color: var(--peek-blue);
  text-decoration: none;
}
.platform-preview .peek-source-link .link-arrow {
  font-size: 12px;
  opacity: 0.65;
}
.platform-preview .peek-canvas-bottom {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 12px;
  padding: 14px 17px;
  color: var(--peek-muted);
  font-size: 12px;
}
.platform-preview .peek-reset {
  background: transparent;
  color: var(--peek-muted);
  font-size: 12px;
  padding: 5px 0 5px 8px;
  white-space: nowrap;
}
.platform-preview .peek-reset:hover {
  color: var(--peek-blue);
}
.platform-preview:not(.is-enhanced) .peek-node-handle {
  pointer-events: none;
}
.platform-preview:not(.is-enhanced) .peek-grip,
.platform-preview:not(.is-enhanced) .peek-canvas-bottom {
  display: none;
}
.platform-preview .peek-block {
  cursor: default;
}
@media (prefers-reduced-motion: no-preference) {
  .platform-preview [data-entrance="waiting"] .peek-node,
  .platform-preview [data-entrance="waiting"] .peek-wires path {
    opacity: 0;
  }
  .platform-preview [data-entrance="running"] .peek-node {
    animation: peek-node-enter 480ms cubic-bezier(0.2, 0.7, 0.25, 1) both;
    animation-delay: var(--peek-enter-delay);
  }
  .platform-preview [data-entrance="running"] .peek-wires path {
    stroke-dasharray: 1;
    animation: peek-wire-enter 500ms ease-out both;
    animation-delay: var(--peek-enter-delay);
  }
}
@keyframes peek-node-enter {
  from {
    opacity: 0;
    transform: translateY(7px) scale(0.98);
  }
  to {
    opacity: 1;
    transform: none;
  }
}
@keyframes peek-wire-enter {
  from {
    opacity: 0;
    stroke-dashoffset: 1;
  }
  to {
    opacity: 1;
    stroke-dashoffset: 0;
  }
}
@media (min-width: 861px) {
  .platform-preview .peek-venue-switch {
    margin-left: auto;
  }
}
@media (max-width: 860px) {
  .platform-preview .peek-tabs {
    min-height: 35px;
  }
  .platform-preview .peek-venue-switch {
    margin-left: auto;
  }
}
@media (max-width: 480px) {
  .platform-preview .peek-appbar {
    display: grid;
    grid-template-columns: auto minmax(0, 1fr);
    gap: 12px 8px;
    padding: 14px 12px 0;
  }
  .platform-preview .peek-venue-switch {
    justify-self: end;
    margin-left: 0;
    gap: 2px;
    padding: 2px;
  }
  .platform-preview .peek-venue-switch button {
    padding: 7px 6px;
    min-height: 34px;
    font-size: 11px;
  }
  .platform-preview .peek-tabs {
    grid-column: 1 / -1;
    gap: 20px;
  }
  .platform-preview .peek-canvas-top {
    flex-wrap: wrap;
    gap: 5px;
    padding: 14px;
  }
  .platform-preview .peek-canvas-bottom {
    align-items: flex-start;
    padding: 12px;
    gap: 8px;
  }
  .platform-preview .peek-footer {
    flex-wrap: wrap;
  }
}