/* TellMesh Flow Chat — URI exchange as structural pipeline */

.flow-page {
  --flow-planner: #2563eb;
  --flow-executor: #059669;
  --flow-uri: #7c3aed;
  --flow-workflow: #d97706;
  --flow-muted: #64748b;
  --flow-line: #cbd5e1;
  --flow-bg: #f1f5f9;
  --flow-panel: #ffffff;
}

.chat-page.flow-page {
  --flow-bg: #070b14;
  --flow-panel: #0f172a;
  --flow-line: rgba(255, 255, 255, 0.08);
  --flow-muted: #94a3b8;
}

.flow-page .chat-toolbar h1 {
  font-size: 1.35rem;
}

.flow-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(280px, 340px);
  gap: 0;
  min-height: calc(100vh - 140px);
}

.flow-main {
  display: flex;
  flex-direction: column;
  border-right: 1px solid var(--flow-line);
  background: var(--flow-bg);
}

.flow-lanes {
  flex: 1;
  overflow-y: auto;
  padding: 1rem 1.25rem 2rem;
}

.flow-side {
  background: var(--flow-panel);
  display: flex;
  flex-direction: column;
  min-height: 0;
}

.flow-side section {
  padding: 1rem 1.1rem;
  border-bottom: 1px solid var(--flow-line);
}

.flow-side h2 {
  margin: 0 0 0.65rem;
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--flow-muted);
  font-weight: 700;
}

.flow-graph-wrap {
  padding: 0.75rem;
  background: #fff;
  border: 1px solid var(--flow-line);
  border-radius: 10px;
  overflow-x: auto;
}

.flow-graph {
  display: flex;
  align-items: stretch;
  gap: 0;
  min-width: min-content;
  padding: 0.35rem 0;
}

.flow-node {
  flex: 0 0 auto;
  min-width: 140px;
  max-width: 200px;
  padding: 0.55rem 0.65rem;
  border-radius: 8px;
  border: 1px solid var(--flow-line);
  background: #fff;
  font-size: 0.72rem;
  line-height: 1.35;
  position: relative;
}

.flow-node + .flow-arrow + .flow-node {
  margin-left: 0;
}

.flow-arrow {
  flex: 0 0 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--flow-muted);
  font-size: 1rem;
}

.flow-node__scheme {
  font-size: 0.62rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: 0.25rem;
}

.flow-node__uri {
  font-family: ui-monospace, monospace;
  word-break: break-all;
  color: #0f172a;
}

.flow-node--planned {
  border-color: #93c5fd;
  background: #eff6ff;
}

.flow-node--executed {
  border-color: #86efac;
  background: #f0fdf4;
}

.flow-node--failed {
  border-color: #fca5a5;
  background: #fef2f2;
}

.flow-node--workflow {
  border-color: #fcd34d;
  background: #fffbeb;
}

.flow-turn {
  margin-bottom: 1.25rem;
  border: 1px solid var(--flow-line);
  border-radius: 12px;
  background: #fff;
  overflow: hidden;
}

.flow-turn__head {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.55rem 0.85rem;
  background: #f8fafc;
  border-bottom: 1px solid var(--flow-line);
  font-size: 0.78rem;
  color: var(--flow-muted);
}

.flow-turn__badge {
  font-size: 0.65rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 0.15rem 0.45rem;
  border-radius: 999px;
}

.flow-turn__badge--user {
  background: #e2e8f0;
  color: #334155;
}

.flow-turn__badge--planner {
  background: #dbeafe;
  color: #1d4ed8;
}

.flow-turn__badge--executor {
  background: #d1fae5;
  color: #047857;
}

.flow-turn__body {
  padding: 0.85rem;
}

.flow-turn__nl {
  margin: 0 0 0.75rem;
  font-size: 0.9rem;
  color: #0f172a;
}

.flow-plan-grid {
  display: grid;
  gap: 0.65rem;
}

.flow-plan-card {
  border: 1px solid var(--flow-line);
  border-radius: 8px;
  padding: 0.65rem 0.75rem;
  background: #fafafa;
}

.flow-plan-card__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  margin-bottom: 0.45rem;
  font-size: 0.68rem;
}

.flow-plan-card__meta span {
  background: #e2e8f0;
  padding: 0.1rem 0.4rem;
  border-radius: 4px;
  font-weight: 600;
}

.flow-uri-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.35rem;
}

.flow-uri-list li {
  display: flex;
  align-items: flex-start;
  gap: 0.45rem;
}

.flow-uri-list code {
  flex: 1;
  font-size: 0.72rem;
  background: #f1f5f9;
  padding: 0.25rem 0.4rem;
  border-radius: 4px;
  word-break: break-all;
}

.flow-uri-list button {
  flex: 0 0 auto;
  font-size: 0.65rem;
  padding: 0.2rem 0.45rem;
  border: 1px solid var(--flow-line);
  border-radius: 4px;
  background: #fff;
  cursor: pointer;
}

.flow-uri-list button:hover {
  background: #eff6ff;
  border-color: #93c5fd;
}

.flow-yaml {
  margin: 0;
  font-size: 0.68rem;
  line-height: 1.45;
  max-height: 220px;
  overflow: auto;
  background: #0f172a;
  color: #e2e8f0;
  padding: 0.75rem;
  border-radius: 8px;
  white-space: pre-wrap;
  word-break: break-all;
}

.flow-legend {
  display: grid;
  gap: 0.35rem;
  font-size: 0.72rem;
  color: var(--flow-muted);
}

.flow-legend div {
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.flow-legend i {
  width: 10px;
  height: 10px;
  border-radius: 2px;
  display: inline-block;
  border: 1px solid var(--flow-line);
}

.flow-composer {
  border-top: 1px solid var(--flow-line);
  padding: 0.75rem 1rem;
  background: #fff;
}

.flow-composer form {
  display: grid;
  gap: 0.5rem;
}

.flow-composer textarea {
  width: 100%;
  min-height: 64px;
  resize: vertical;
  font: inherit;
  padding: 0.55rem 0.65rem;
  border: 1px solid var(--flow-line);
  border-radius: 8px;
}

.flow-composer-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  align-items: center;
}

.flow-composer-bar button {
  font: inherit;
  padding: 0.4rem 0.75rem;
  border-radius: 8px;
  border: 1px solid var(--flow-line);
  background: #fff;
  cursor: pointer;
}

.flow-composer-bar button[type="submit"] {
  background: #2563eb;
  color: #fff;
  border-color: #2563eb;
}

.flow-composer-bar button.primary-outline {
  color: #2563eb;
  border-color: #93c5fd;
}

.flow-empty {
  color: var(--flow-muted);
  font-size: 0.85rem;
  padding: 2rem 1rem;
  text-align: center;
}

@media (max-width: 960px) {
  .flow-layout {
    grid-template-columns: 1fr;
  }
  .flow-side {
    border-top: 1px solid var(--flow-line);
  }
}

/* Dark theme when embedded in TellMesh Chat */
.chat-page .flow-graph-wrap {
  background: var(--surface);
  border-color: var(--border);
}

.chat-page .flow-node {
  background: var(--surface-2);
  border-color: var(--border);
  color: var(--text);
}

.chat-page .flow-node__uri {
  color: var(--text);
}

.chat-page .flow-node--planned {
  border-color: #3d5a80;
  background: #152033;
}

.chat-page .flow-node--executed {
  border-color: #3d7650;
  background: #142218;
}

.chat-page .flow-node--failed {
  border-color: #7a3d3d;
  background: #241414;
}

.chat-page .flow-node--workflow {
  border-color: #876c31;
  background: #221c12;
}

.chat-page .flow-turn {
  background: var(--surface);
  border-color: var(--border);
}

.chat-page .flow-turn__head {
  background: var(--surface-2);
  border-color: var(--border);
  color: var(--muted);
}

.chat-page .flow-plan-card {
  background: var(--surface-2);
  border-color: var(--border);
}

.chat-page .flow-uri-list code {
  background: var(--bg);
  color: var(--text);
}

.chat-page .flow-yaml {
  background: var(--bg);
  color: #e2e8f0;
}

.chat-page .flow-empty {
  color: var(--muted);
}

.chat-page .flow-subhead {
  font-size: 0.72rem;
  color: var(--muted);
  margin: 0.5rem 0 0.25rem;
}

.chat-page .flow-step-id {
  color: var(--muted);
}

.chat-page .view-toggle {
  display: inline-flex;
  border: 1px solid var(--border);
  border-radius: 8px;
  overflow: hidden;
}

.chat-page .view-toggle button {
  border: none;
  border-radius: 0;
  background: transparent;
  color: var(--muted);
  padding: 0.35rem 0.65rem;
  font-size: 0.78rem;
  cursor: pointer;
}

.chat-page .view-toggle button.is-active {
  background: var(--accent);
  color: #ffffff;
  font-weight: 650;
}

.chat-page .workspace.view-split {
  grid-template-columns: minmax(220px, 260px) minmax(0, 1fr) minmax(260px, 300px);
}

.chat-page .flow-panel {
  border-left: 1px solid var(--border);
  background: var(--bg);
  display: flex;
  flex-direction: column;
  min-height: 0;
  overflow: hidden;
}

.chat-page .flow-panel[hidden] {
  display: none !important;
}

.chat-page .flow-panel__head {
  padding: 0.65rem 0.75rem;
  border-bottom: 1px solid var(--border);
  font-size: 0.78rem;
  color: var(--muted);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0.5rem;
}

.chat-page .flow-panel__body {
  flex: 1;
  overflow-y: auto;
  padding: 0.65rem;
  display: grid;
  gap: 0.65rem;
}

.chat-page .workspace.view-flow .sidebar,
.chat-page .workspace.view-flow .chat {
  display: none;
}

.chat-page .workspace.view-flow {
  grid-template-columns: 1fr;
}

.chat-page .workspace.view-flow .flow-panel {
  border-left: none;
}

.chat-page .flow-composer {
  background: var(--surface);
  border-top: 1px solid var(--border);
}

.chat-page .flow-composer textarea {
  background: var(--bg);
  border-color: var(--border);
  color: var(--text);
}

.chat-page .flow-composer textarea::placeholder {
  color: #64748b;
}

.chat-page .flow-composer-bar button {
  background: var(--bg);
  color: var(--text);
  border-color: var(--border);
}

.chat-page .flow-composer-bar button:hover {
  background: var(--surface-2);
}

.chat-page .flow-composer-bar button[type="submit"] {
  background: var(--accent);
  color: #ffffff;
  border-color: transparent;
}

.chat-page .flow-composer-bar button[type="submit"]:hover {
  background: #a78bfa;
}

.chat-page .flow-composer-bar button.primary-outline {
  color: var(--accent);
  border-color: var(--accent);
  background: rgba(139, 92, 246, 0.05);
}

.chat-page .flow-composer-bar button.primary-outline:hover {
  background: rgba(139, 92, 246, 0.12);
}