bpm-engine 0.2.0

#root {
  max-width: none;
  margin: 0;
  padding: 0;
  text-align: left;
  min-height: 100vh;
}

/* Home */
.home-page {
  max-width: 480px;
  margin: 2rem auto;
  padding: 1rem;
}
.home-page h1 {
  font-size: 1.5rem;
  margin-bottom: 0.5rem;
}
.home-page form {
  display: flex;
  gap: 0.5rem;
  margin-top: 1rem;
}
.home-page input {
  flex: 1;
  padding: 0.5rem 0.75rem;
  font-size: 1rem;
}
.home-page button {
  padding: 0.5rem 1rem;
  cursor: pointer;
}

/* Trace page layout */
.trace-page {
  display: flex;
  flex-direction: column;
  height: 100vh;
  overflow: hidden;
}

.instance-header {
  flex: 0 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.5rem 1rem;
  border-bottom: 1px solid #333;
  background: #1a1a1a;
}
.instance-header-main {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}
.process-name {
  font-weight: 600;
}
.instance-id {
  font-family: ui-monospace, monospace;
  cursor: pointer;
  color: #888;
}
.instance-id:hover {
  color: #fff;
}
.status-badge {
  padding: 0.2rem 0.5rem;
  border-radius: 4px;
  font-size: 0.85rem;
}
.status-running { background: #0a4; color: #fff; }
.status-completed { background: #666; color: #fff; }
.status-terminated { background: #c44; color: #fff; }

.trace-main {
  flex: 1;
  display: flex;
  min-height: 0;
}
.trace-left {
  flex: 1;
  min-width: 0;
  border-right: 1px solid #333;
  overflow: auto;
}
.trace-right {
  flex: 1;
  min-width: 0;
  overflow: auto;
}
.trace-bottom {
  flex: 0 0 200px;
  border-top: 1px solid #333;
  overflow: auto;
  background: #111;
}

/* Panels */
.process-diagram-panel,
.execution-timeline-panel,
.event-detail-panel {
  height: 100%;
  display: flex;
  flex-direction: column;
  padding: 0.5rem;
}
.panel-placeholder {
  color: #666;
  padding: 1rem;
}

/* Diagram */
.diagram-graph {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}
.diagram-nodes {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}
.diagram-node {
  padding: 0.5rem 0.75rem;
  border: 1px solid #333;
  border-radius: 6px;
  background: #222;
}
.diagram-node.has-token {
  border-width: 2px;
  border-color: #0a4;
}
.node-type { font-size: 0.75rem; color: #888; display: block; }
.node-id { font-weight: 500; }
.token-badges {
  margin-top: 0.25rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem;
}
.token-badge {
  font-size: 0.7rem;
  padding: 0.15rem 0.35rem;
  border-radius: 4px;
  border: 1px solid;
  background: transparent;
  cursor: pointer;
  color: inherit;
}
.diagram-edges {
  font-size: 0.8rem;
  color: #555;
}

/* CSS vars for token status (design doc) */
:root {
  --token-ready: #0a4;
  --token-executing: #0a4;
  --token-waiting: #fa0;
  --token-completed: #888;
  --token-terminated: #c44;
  --token-created: #888;
  --token-suspended: #fa0;
}

/* Timeline */
.timeline-toolbar {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 0.5rem;
}
.timeline-toolbar select {
  padding: 0.35rem 0.5rem;
  font-size: 0.9rem;
}
.timeline-list {
  flex: 1;
  overflow: auto;
}
.timeline-empty {
  color: #666;
  padding: 1rem;
}
.timeline-item {
  display: block;
  width: 100%;
  text-align: left;
  padding: 0.5rem 0.75rem;
  margin-bottom: 0.25rem;
  border: 1px solid #333;
  border-radius: 4px;
  background: #222;
  cursor: pointer;
  color: inherit;
}
.timeline-item:hover {
  background: #2a2a2a;
}
.timeline-item-icon { margin-right: 0.5rem; }
.timeline-item-time { margin-right: 0.5rem; color: #888; font-size: 0.85rem; }
.timeline-item-type { font-weight: 500; margin-right: 0.5rem; }
.timeline-item-meta { font-size: 0.85rem; color: #888; }

/* Event detail */
.event-detail-title {
  font-size: 0.9rem;
  margin: 0 0 0.5rem 0;
}
.event-detail-json {
  margin: 0;
  padding: 0.75rem;
  font-size: 0.8rem;
  font-family: ui-monospace, monospace;
  background: #1a1a1a;
  border-radius: 4px;
  overflow: auto;
  white-space: pre-wrap;
  word-break: break-all;
}