/* BankingAI chat UI */
:root {
  --bg: #0c0f14;
  --surface: #141a22;
  --surface2: #1c2430;
  --border: #2a3544;
  --text: #e8edf4;
  --muted: #8b9cb3;
  --accent: #3dd6c3;
  --accent-dim: #2a9d8f;
  --amber: #f4a261;
  --green: #52b788;
  --mono: "JetBrains Mono", ui-monospace, monospace;
  --sans: "DM Sans", system-ui, sans-serif;
  --radius: 10px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

body {
  font-family: var(--sans);
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  line-height: 1.5;
}

.chat-app {
  display: flex;
  flex-direction: column;
  height: 100vh;
  max-height: 100dvh;
}

.chat-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  padding: 0.75rem 1.25rem;
  border-bottom: 1px solid var(--border);
  background: var(--surface);
  flex-wrap: wrap;
}

.brand { display: flex; gap: 0.75rem; align-items: center; }
.logo {
  width: 40px; height: 40px;
  display: grid; place-items: center;
  background: linear-gradient(135deg, var(--accent), var(--accent-dim));
  color: var(--bg);
  font-weight: 700;
  border-radius: 10px;
}
.brand h1 { font-size: 1.15rem; }
.tagline { color: var(--muted); font-size: 0.8rem; }

.header-actions { display: flex; gap: 0.5rem; align-items: center; flex-wrap: wrap; }
.health-badge {
  font-family: var(--mono);
  font-size: 0.7rem;
  color: var(--accent);
  padding: 0.35rem 0.6rem;
  background: var(--surface2);
  border-radius: var(--radius);
  border: 1px solid var(--border);
}

.profile-bar {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.5rem 1.25rem;
  background: var(--surface2);
  border-bottom: 1px solid var(--border);
  flex-wrap: wrap;
}
.user-bar {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.45rem 1.25rem;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  flex-wrap: wrap;
}
.user-switcher { display: flex; align-items: center; gap: 0.5rem; flex-wrap: wrap; }
.user-select { min-width: 200px; max-width: 280px; }
.user-active-label { font-size: 0.78rem; }
.btn-sm { font-size: 0.78rem; padding: 0.35rem 0.65rem; }
.profile-label { font-size: 0.8rem; color: var(--muted); white-space: nowrap; }
.profile-chips { display: flex; gap: 0.4rem; flex-wrap: wrap; }

.chip {
  padding: 0.3rem 0.75rem;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--muted);
  font-size: 0.78rem;
  cursor: pointer;
  transition: all 0.15s;
}
.chip:hover { border-color: var(--accent-dim); color: var(--text); }
.chip.selected {
  background: rgba(61, 214, 195, 0.15);
  border-color: var(--accent);
  color: var(--accent);
}

.model-bar {
  padding: 0.5rem 1.25rem;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
}
.model-bar-header {
  display: flex;
  align-items: baseline;
  gap: 0.75rem;
  margin-bottom: 0.4rem;
  flex-wrap: wrap;
}
.model-hint { font-size: 0.72rem; color: var(--muted); }
.model-chips { display: flex; gap: 0.4rem; flex-wrap: wrap; }
.model-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.3rem 0.65rem;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--surface2);
  color: var(--muted);
  font-size: 0.75rem;
  cursor: pointer;
  transition: all 0.15s;
}
.model-chip:hover { border-color: var(--accent-dim); color: var(--text); }
.model-chip.selected {
  background: rgba(61, 214, 195, 0.12);
  border-color: var(--accent);
  color: var(--accent);
}
.model-chip.offline { opacity: 0.55; }
.status-dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  flex-shrink: 0;
}
.status-dot.online { background: var(--green); }
.status-dot.offline { background: #e76f51; }
.gpu-req {
  font-family: var(--mono);
  font-size: 0.65rem;
  color: var(--muted);
  opacity: 0.85;
}

.chat-layout {
  display: grid;
  grid-template-columns: 260px 1fr 280px;
  flex: 1;
  min-height: 0;
}
.chat-layout.research-active {
  grid-template-columns: 240px 1fr 240px 260px;
}

.sidebar, .sections-panel {
  background: var(--surface);
  border-right: 1px solid var(--border);
  overflow-y: auto;
  padding: 1rem;
}
.sections-panel { border-right: none; border-left: 1px solid var(--border); }

.sidebar-section { margin-bottom: 1.25rem; }
.sidebar-section h3, .sections-panel h3 {
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--muted);
  margin-bottom: 0.6rem;
}
.section-header { display: flex; justify-content: space-between; align-items: center; }

.upload-zone {
  border: 2px dashed var(--border);
  border-radius: var(--radius);
  padding: 1rem;
  text-align: center;
  margin-bottom: 0.6rem;
  transition: border-color 0.15s;
}
.upload-zone.dragover { border-color: var(--accent); background: rgba(61,214,195,0.05); }

.select-input {
  width: 100%;
  padding: 0.45rem 0.6rem;
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text);
  font-family: var(--sans);
  margin-bottom: 0.5rem;
}

.library-mode {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.8rem;
  color: var(--muted);
  margin-bottom: 0.6rem;
  cursor: pointer;
}

.doc-list { display: flex; flex-direction: column; gap: 0.35rem; }
.doc-item {
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
  padding: 0.5rem 0.6rem;
  border-radius: var(--radius);
  border: 1px solid transparent;
  cursor: pointer;
  font-size: 0.82rem;
}
.doc-item:hover { background: var(--surface2); }
.doc-item.active { border-color: var(--accent); background: rgba(61,214,195,0.08); }
.doc-item input { margin-top: 0.15rem; accent-color: var(--accent); }
.doc-item .doc-title { font-weight: 500; }
.doc-item .doc-meta { color: var(--muted); font-size: 0.72rem; font-family: var(--mono); }

.chat-main {
  display: flex;
  flex-direction: column;
  min-height: 0;
  background: var(--bg);
}

.chat-thread {
  flex: 1;
  overflow-y: auto;
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.welcome-msg {
  text-align: center;
  margin: auto;
  max-width: 420px;
  color: var(--muted);
}
.welcome-msg h2 { color: var(--text); margin-bottom: 0.5rem; font-size: 1.2rem; }

.msg {
  max-width: 85%;
  padding: 0.75rem 1rem;
  border-radius: var(--radius);
  font-size: 0.9rem;
  white-space: pre-wrap;
  word-break: break-word;
}
.msg.user {
  align-self: flex-end;
  background: var(--accent-dim);
  color: var(--bg);
}
.msg.assistant {
  align-self: flex-start;
  background: var(--surface);
  border: 1px solid var(--border);
}
.msg .sources {
  margin-top: 0.6rem;
  padding-top: 0.5rem;
  border-top: 1px solid var(--border);
  font-size: 0.75rem;
  color: var(--muted);
}
.msg .sources summary { cursor: pointer; color: var(--accent); }

.chat-input-bar {
  display: flex;
  gap: 0.5rem;
  padding: 0.75rem 1rem;
  border-top: 1px solid var(--border);
  background: var(--surface);
}
.chat-input-bar textarea {
  flex: 1;
  resize: none;
  padding: 0.6rem 0.75rem;
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text);
  font-family: var(--sans);
  font-size: 0.9rem;
}
.chat-input-bar textarea:focus { outline: none; border-color: var(--accent); }

.btn {
  padding: 0.5rem 1rem;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: var(--surface2);
  color: var(--text);
  font-family: var(--sans);
  font-size: 0.85rem;
  cursor: pointer;
  white-space: nowrap;
}
.btn:disabled { opacity: 0.45; cursor: not-allowed; }
.btn-primary { background: var(--accent); color: var(--bg); border-color: var(--accent); font-weight: 600; }
.btn-ghost { text-decoration: none; display: inline-block; }
.btn-primary:hover:not(:disabled) { background: var(--accent-dim); }
.link-btn {
  background: none; border: none; color: var(--accent);
  cursor: pointer; font-size: inherit; text-decoration: underline;
}

.sections-tree { display: flex; flex-direction: column; gap: 0.5rem; }
.section-item {
  padding: 0.6rem;
  background: var(--surface2);
  border-radius: var(--radius);
  border-left: 3px solid var(--accent);
}
.section-item[data-level="2"] { margin-left: 0.5rem; border-left-color: var(--amber); }
.section-item[data-level="3"] { margin-left: 1rem; border-left-color: var(--muted); }
.section-item h4 { font-size: 0.85rem; margin-bottom: 0.25rem; }
.section-item p { font-size: 0.78rem; color: var(--muted); }
.section-item .hash { font-family: var(--mono); font-size: 0.65rem; color: var(--muted); margin-top: 0.25rem; }

.parse-stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.4rem;
  margin-bottom: 0.75rem;
}
.parse-stats .stat {
  background: var(--surface2);
  padding: 0.4rem;
  border-radius: var(--radius);
  text-align: center;
}
.parse-stats .val { font-weight: 700; font-size: 0.9rem; color: var(--accent); }
.parse-stats .lbl { font-size: 0.65rem; color: var(--muted); text-transform: uppercase; }

.muted { color: var(--muted); font-size: 0.8rem; }
.hidden { display: none !important; }

.spinner {
  display: inline-block;
  width: 14px; height: 14px;
  border: 2px solid var(--border);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
  vertical-align: middle;
  margin-right: 0.3rem;
}
@keyframes spin { to { transform: rotate(360deg); } }

.toast {
  position: fixed;
  bottom: 1.5rem;
  left: 50%;
  transform: translateX(-50%) translateY(120%);
  background: var(--surface2);
  border: 1px solid var(--border);
  padding: 0.6rem 1.2rem;
  border-radius: var(--radius);
  font-size: 0.85rem;
  transition: transform 0.25s;
  z-index: 100;
}
.toast.show { transform: translateX(-50%) translateY(0); }
.toast.error { border-color: #e76f7a; color: #e76f7a; }

.scenario-link {
  margin-top: 0.75rem;
  padding-top: 0.65rem;
  border-top: 1px solid var(--border);
  font-size: 0.85rem;
}
.scenario-link a {
  color: var(--accent);
  text-decoration: none;
  font-weight: 600;
}
.scenario-link a:hover { text-decoration: underline; }

.industry-bar {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.5rem 1.25rem;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  flex-wrap: wrap;
}
.industry-select {
  width: auto;
  min-width: 180px;
  margin-bottom: 0;
}
.theme-cards {
  display: flex;
  gap: 0.4rem;
  flex-wrap: wrap;
  flex: 1;
}
.theme-card {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.15rem;
  padding: 0.35rem 0.7rem;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: var(--surface2);
  color: var(--text);
  font-size: 0.75rem;
  cursor: pointer;
  transition: all 0.15s;
  max-width: 200px;
}
.theme-card:hover { border-color: var(--accent-dim); }
.theme-card.selected {
  border-color: var(--accent);
  background: rgba(61, 214, 195, 0.1);
}
.theme-title { font-weight: 600; font-size: 0.78rem; }
.theme-tags { color: var(--muted); font-size: 0.68rem; }

.research-toggle {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  margin-left: auto;
  font-size: 0.8rem;
  color: var(--muted);
  cursor: pointer;
  white-space: nowrap;
}
.research-toggle input { accent-color: var(--accent); }
.research-hint {
  font-family: var(--mono);
  font-size: 0.68rem;
  padding: 0.15rem 0.4rem;
  background: rgba(61, 214, 195, 0.12);
  border-radius: 4px;
  color: var(--accent);
}

.research-toggle-prominent {
  padding: 0.35rem 0.65rem;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: var(--surface);
}
.research-toggle-prominent:has(input:checked) {
  border-color: var(--accent);
  background: rgba(61, 214, 195, 0.12);
}

.research-banner {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  padding: 0.5rem 1.25rem;
  background: rgba(61, 214, 195, 0.08);
  border-bottom: 1px solid var(--accent);
  font-size: 0.82rem;
}
.research-banner-icon { font-size: 1.1rem; }

.research-panel {
  background: var(--surface);
  border-left: 1px solid var(--border);
  overflow-y: auto;
  padding: 1rem;
}
.research-panel h3 {
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--amber);
  margin-bottom: 0.5rem;
}
.research-panel-hint { font-size: 0.72rem; margin-bottom: 0.75rem; }
.research-sources-list { display: flex; flex-direction: column; gap: 0.5rem; }
.research-source-card {
  padding: 0.55rem 0.65rem;
  background: var(--surface2);
  border-radius: var(--radius);
  border-left: 3px solid var(--amber);
  font-size: 0.78rem;
}
.research-source-card a { color: var(--accent); text-decoration: none; font-weight: 500; }
.research-source-card a:hover { text-decoration: underline; }
.research-source-card .src-meta { color: var(--muted); font-size: 0.68rem; margin-top: 0.2rem; }

.web-sources { border-left: 3px solid var(--amber); padding-left: 0.5rem; }
.web-sources[open] summary { color: var(--amber); font-weight: 600; }
.sources.web-sources ul { list-style: none; }
.sources.web-sources li { margin: 0.35rem 0; }
.sources.web-sources li a { color: var(--accent); }

.citation-pill {
  display: inline-block;
  font-size: 0.65rem;
  font-family: var(--mono);
  padding: 0.1rem 0.35rem;
  background: rgba(244, 162, 97, 0.15);
  color: var(--amber);
  border-radius: 4px;
  margin-right: 0.25rem;
}

.research-badge {
  font-size: 0.7rem;
  font-family: var(--mono);
  color: var(--accent);
  margin-bottom: 0.4rem;
}

.web-sources summary { color: var(--amber); }

.inline-charts {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 0.75rem;
  margin-top: 0.75rem;
}
.inline-chart-wrap {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0.5rem;
}
.inline-chart-title {
  font-size: 0.75rem;
  color: var(--muted);
  margin-bottom: 0.35rem;
}
.inline-chart-canvas {
  position: relative;
  height: 160px;
}

.scenario-mini-panel {
  margin-top: 0.75rem;
  padding: 0.65rem 0.75rem;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-size: 0.8rem;
}
.scenario-mini-header {
  font-weight: 600;
  margin-bottom: 0.4rem;
  color: var(--accent);
}
.scenario-mini-metrics {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 0.35rem;
}
.scenario-mini-metrics strong { color: var(--text); }
.scenario-workspace-link {
  display: inline-block;
  margin-top: 0.5rem;
  color: var(--accent);
  font-weight: 600;
  text-decoration: none;
  font-size: 0.82rem;
}
.scenario-workspace-link:hover { text-decoration: underline; }

.msg-text { white-space: pre-wrap; }

@media (max-width: 960px) {
  .chat-layout {
    grid-template-columns: 1fr;
    grid-template-rows: auto 1fr auto;
  }
  .sidebar, .sections-panel {
    border: none;
    border-bottom: 1px solid var(--border);
    max-height: 200px;
  }
  .msg { max-width: 95%; }
}