#btnHistoricalAssistant {
  position: fixed;
  inset: var(--assistant-launcher-y, 218px) auto auto var(--assistant-launcher-x, 130px);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 4px;
  width: 70px;
  height: 54px;
  padding: 0;
  z-index: 2310;
  border-radius: 17px;
  background: #172e50;
  color: #fff2ce;
  border: 1px solid #d5b96d;
  box-shadow: 0 4px 14px #10223d38;
  font: 750 13px/1 var(--font-body, system-ui, sans-serif);
  letter-spacing: .04em;
}
#btnHistoricalAssistant:hover { background: #25466f; }
#btnHistoricalAssistant[aria-expanded="true"] { visibility: hidden; pointer-events: none; }
#btnHistoricalAssistant:focus-visible { outline: 3px solid #4377b5; outline-offset: 3px; }
#btnHistoricalAssistant svg { width: 26px; height: 26px; }
#btnHistoricalAssistant, #historicalAssistant[data-map-docked] header { cursor: grab; touch-action: none; user-select: none; }
#btnHistoricalAssistant:active, #historicalAssistant[data-map-docked] header:active { cursor: grabbing; }
#btnHistoricalAssistant[hidden],
body:is(.workspace-open, .organization-open, .hud-hidden, .jpg-framing, .flight-sim-active) #btnHistoricalAssistant,
html:is([data-app-layout="phone"], [data-app-layout="tablet"]) #btnHistoricalAssistant { display: none !important; }
#historicalAssistant {
  --chat-line: light-dark(#dfe5ed, #3c4c63);
  --chat-muted: light-dark(#546176, #b8c6da);
  --chat-surface: light-dark(#fff, #172233);
  --chat-soft: light-dark(#f3f6fa, #213149);
  --chat-accent: light-dark(#203e67, #b8d4f6);
  --chat-gutter: clamp(14px, 2.4vw, 24px);
  --chat-max-width: calc(var(--assistant-viewport-width, 100vw) - 24px);
  --chat-max-height: calc(var(--assistant-viewport-height, 100dvh) - 24px);
  box-sizing: border-box;
  width: min(560px, var(--chat-max-width));
  height: min(740px, var(--chat-max-height));
  max-width: var(--chat-max-width);
  max-height: var(--chat-max-height);
  padding: 0;
  border: 1px solid var(--chat-line);
  border-radius: 20px;
  background: var(--chat-surface);
  color: light-dark(#172b34, #eef4f6);
  color-scheme: light;
  box-shadow: 0 20px 65px #162f4842, 0 2px 8px #162f4817;
  overflow: hidden;
  font: 14px/1.55 var(--font-body, system-ui, sans-serif);
}
#historicalAssistant[open] { display: flex; flex-direction: column; }
#historicalAssistant[data-map-docked] {
  position: fixed;
  inset: var(--assistant-anchor-y, 12px) auto auto var(--assistant-anchor-x, 12px);
  margin: 0;
  z-index: 2400;
}
body.dual-mode-active:has(#historicalAssistant[data-compare-docked][open]:not([data-floated])) #mapApplication {
  width: calc(100% - min(392px, 31vw) - 24px);
}
#historicalAssistant[data-compare-docked] {
  width: min(392px, 31vw, var(--chat-max-width));
}
#historicalAssistant[data-map-docked][data-elevation-docked]:not([data-floated]) {
  height: min(710px, max(240px, calc(var(--chat-max-height) - var(--assistant-elevation-height, 0px))));
}
#btnHistoricalAssistant[data-floated], #historicalAssistant[data-map-docked][data-floated] {
  inset: var(--assistant-y) auto auto var(--assistant-x);
}
.historical-comparison-label {
  padding: 6px 10px;
  border-radius: 8px;
  background: var(--ui-surface, white);
  color: var(--ui-text, #172b34);
  font-weight: 600;
}
[data-theme="dark"] #historicalAssistant { color-scheme: dark; }
#historicalAssistant::backdrop { background: #10233380; }
#historicalAssistant header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding: 11px var(--chat-gutter);
  border-bottom: 1px solid var(--chat-line);
  background: var(--chat-surface);
}
#historicalAssistant h2 { margin: 0; font-size: 1rem; line-height: 1.25; font-weight: 690; overflow-wrap: anywhere; }
#historicalAssistant h3 { margin: 0; font-size: 1.05rem; }
#historicalAssistant p { margin: 0; }
#historicalAssistant small { color: var(--chat-muted); }
#historicalAssistant [hidden] { display: none !important; }
#historicalAssistant button, #historicalAssistant select {
  font: inherit;
  color: inherit;
  background: var(--chat-surface);
  border: 1px solid var(--chat-line);
  border-radius: 10px;
  padding: 6px 11px;
  min-height: 40px;
}
#historicalAssistant button { cursor: pointer; }
#historicalAssistant button:hover:not(:disabled) { background: var(--chat-soft); }
#historicalAssistant button:disabled { cursor: default; opacity: .5; }
#historicalAssistant :is(button, textarea, select, summary):focus-visible {
  outline: 2px solid var(--chat-accent);
  outline-offset: 2px;
}
.historical-assistant-header-actions, .historical-assistant-actions { display: flex; flex-wrap: wrap; gap: 7px; }
.historical-assistant-header-actions { flex-wrap: nowrap; }
#historicalAssistant [data-close] { min-width: 34px; min-height: 34px; border-color: transparent; font-size: 1.4rem; padding: 0; }
#historicalAssistant [data-new] { min-height: 34px; padding-inline: 9px; font-size: .82rem; white-space: nowrap; }
.historical-assistant-brand { display: flex; align-items: center; gap: 9px; min-width: 0; }
.historical-assistant-scroll {
  flex: 1;
  min-height: 0;
  overflow: auto;
  overscroll-behavior: contain;
  padding: 16px var(--chat-gutter);
  scrollbar-gutter: stable;
}
.historical-assistant-scroll:has([data-welcome]:not([hidden])) { display: flex; }
.historical-assistant-welcome { display: grid; gap: 22px; width: 100%; max-width: 440px; margin: auto; padding: 8px 0; }
.historical-assistant-cover { display: grid; justify-items: center; gap: 8px; color: var(--chat-muted); text-align: center; }
#historicalAssistant .historical-assistant-cover h3 { color: var(--chat-accent); font-size: clamp(1.2rem, 2vw, 1.65rem); line-height: 1.2; font-weight: 680; }
.historical-assistant-cover .historical-assistant-mark { width: 46px; height: 46px; border-radius: 14px; margin-bottom: 3px; }
.historical-assistant-cover .historical-assistant-mark svg { width: 25px; height: 25px; }
.historical-assistant-examples { display: grid; gap: 8px; }
#historicalAssistant .historical-assistant-examples button {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 3px 10px;
  padding: 9px 12px;
  min-height: 50px;
  text-align: start;
  line-height: 1.3;
  border-radius: 12px;
}
#historicalAssistant .historical-assistant-examples button:hover:not(:disabled) { border-color: var(--chat-accent); background: var(--chat-soft); }
.historical-assistant-examples strong { grid-column: 1; font-weight: 580; font-size: .88rem; overflow-wrap: anywhere; }
.historical-assistant-example-category { grid-column: 1; color: var(--chat-muted); font-size: .73rem; font-weight: 620; }
.historical-assistant-example-arrow { grid-area: 1 / 2 / 3; color: var(--chat-accent); font-size: 1rem; }
.historical-assistant-mark {
  display: grid;
  place-items: center;
  flex: none;
  width: 34px;
  height: 34px;
  border-radius: 10px;
  background: #172e50;
  color: #fff;
}
.historical-assistant-mark svg { width: 21px; height: 21px; }
.historical-assistant-turn { display: grid; gap: 10px; padding: 8px 0 23px; min-width: 0; }
.historical-assistant-turn + .historical-assistant-turn { padding-top: 15px; }
.historical-assistant-author { display: flex; align-items: center; gap: 7px; color: var(--chat-accent); font-size: .75rem; font-weight: 750; }
.historical-assistant-author .historical-assistant-mark { width: 21px; height: 21px; border-radius: 6px; }
.historical-assistant-author svg { width: 14px; height: 14px; }
#historicalAssistant [data-result],
#historicalAssistant [data-result] * {
  -webkit-user-select: text !important;
  user-select: text !important;
  -webkit-touch-callout: default;
}
#historicalAssistant [data-result] .historical-assistant-copy {
  justify-self: start;
  min-height: 28px;
  padding: 2px 7px;
  border-color: transparent;
  color: var(--chat-muted);
  font-size: .83em;
  -webkit-user-select: none !important;
  user-select: none !important;
}
#historicalAssistant [data-result] .historical-assistant-question + .historical-assistant-copy { justify-self: end; }
.historical-assistant-question {
  justify-self: end;
  max-width: min(88%, 580px);
  border-radius: 18px 18px 4px 18px;
  padding: 9px 14px;
  background: var(--chat-soft);
  border: 1px solid var(--chat-line);
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}
.historical-assistant-answer { display: grid; gap: 11px; line-height: 1.6; white-space: pre-line; overflow-wrap: anywhere; }
.historical-assistant-network-table { overflow-x: auto; margin: 12px 0; }
.historical-assistant-network-table table { border-collapse: collapse; text-align: left; font-size: .85em; }
.historical-assistant-network-table caption { text-align: left; font-weight: 600; padding-bottom: 6px; }
.historical-assistant-network-table :is(th, td) { padding: 6px 8px; border: 1px solid var(--border, #a4afb4); }
.historical-assistant-network-table td { white-space: nowrap; }
.historical-assistant-coverage-credit { display: flex; align-items: center; gap: 4px; padding: 3px 6px; font-size: 11px; }
.historical-assistant-coverage-credit img { width: 20px; height: 20px; }
#historicalAssistant button.historical-assistant-citation {
  display: inline;
  min-height: 0;
  padding: 0 .16em;
  border: 0;
  border-radius: 3px;
  background: var(--chat-soft);
  color: var(--chat-accent);
  font-weight: 650;
  text-align: start;
  text-decoration: underline;
  text-underline-offset: .14em;
  white-space: normal;
  box-decoration-break: clone;
  -webkit-box-decoration-break: clone;
}
#historicalAssistant button.historical-assistant-citation:hover:not(:disabled),
#historicalAssistant button[data-assistant-source][aria-pressed="true"] {
  background: light-dark(#deebfa, #29415f);
}
.historical-assistant-context { width: fit-content; background: var(--chat-soft); border-radius: 8px; padding: 2px 8px; }
.historical-assistant-evidence { min-width: 0; border: 1px solid var(--chat-line); border-radius: 10px; padding: 8px 11px; }
.historical-assistant-evidence > summary { cursor: pointer; color: var(--chat-muted); }
.historical-assistant-evidence[open] > summary { margin-bottom: 8px; }
.historical-assistant-source { border: 1px solid var(--chat-line); border-radius: 10px; padding: 10px 12px; margin: 8px 0; }
.historical-assistant-source:not(.historical-assistant-timeline) p { margin: 5px 0 !important; }
.historical-assistant-steps strong { display: block; margin: 4px 0; }
.historical-assistant-step-notes { white-space: pre-wrap; overflow-wrap: anywhere; }
.historical-assistant-step-documents:empty { display: none; }
.historical-assistant-steps .historical-assistant-actions { margin-top: 7px; }
.historical-assistant-timeline { min-width: 0; padding: 0; margin: 0; }
.historical-assistant-step-header, .historical-assistant-step-body, .historical-assistant-step-footer { padding: 11px 13px; }
.historical-assistant-step-header { display: grid; gap: 9px; border-bottom: 1px solid var(--chat-line); }
.historical-assistant-step-heading, .historical-assistant-step-footer { display: flex; align-items: center; justify-content: space-between; gap: 10px; }
.historical-assistant-step-count { font-size: .77em; font-variant-numeric: tabular-nums; white-space: nowrap; }
.historical-assistant-step-pager { display: grid; grid-template-columns: 36px minmax(0, 1fr) 36px; gap: 7px; }
#historicalAssistant .historical-assistant-step-pager button { justify-self: stretch; min-height: 36px; padding: 0; font-size: 1.25em; line-height: 1; }
#historicalAssistant .historical-assistant-step-select { min-width: 0; min-height: 36px; padding: 4px 8px; font-size: .9em; }
.historical-assistant-step-body { display: grid; min-width: 0; gap: 10px; }
.historical-assistant-step-state { display: flex; align-items: center; gap: 8px; font-size: .79em; font-weight: 670; color: var(--chat-accent); }
.historical-assistant-step-state[data-working]::before {
  content: '';
  flex: none;
  width: 9px;
  height: 9px;
  border: 1px solid var(--chat-line);
  border-top-color: currentColor;
  border-radius: 50%;
}
@media (prefers-reduced-motion: no-preference) {
  .historical-assistant-step-state[data-working]::before { animation: assistant-step-spin .8s linear infinite; }
  @keyframes assistant-step-spin { to { transform: rotate(1turn); } }
}
.historical-assistant-timeline .historical-assistant-step-notes { display: grid; gap: 9px; line-height: 1.55; white-space: pre-line; }
.historical-assistant-step-limits, .historical-assistant-step-sources, .historical-assistant-timeline .historical-assistant-step-documents {
  color: var(--chat-muted);
  font-size: .86em;
  overflow-wrap: anywhere;
}
.historical-assistant-step-limits { padding-inline-start: 9px; border-inline-start: 2px solid var(--chat-line); }
.historical-assistant-step-sources, .historical-assistant-timeline .historical-assistant-step-documents { display: grid; gap: 6px; border-top: 1px solid var(--chat-line); padding-top: 8px; }
.historical-assistant-step-body :is(.historical-assistant-step-notes, .historical-assistant-step-limits, .historical-assistant-step-sources, .historical-assistant-step-documents):empty { display: none; }
.historical-assistant-step-body h4 { margin: 0; font-size: .9em; color: var(--chat-accent); }
.historical-assistant-step-footer { border-top: 1px solid var(--chat-line); }
#historicalAssistant .historical-assistant-step-footer button { min-height: 31px; font-size: .82em; }
.historical-assistant-step-ahead { font-size: .74em; text-align: end; }
.historical-assistant-source ul { padding-inline-start: 20px; margin: 5px 0; }
.historical-assistant-matches { list-style: none; padding: 0; margin: 0; }
.historical-assistant-tool { justify-self: start; }
.historical-assistant-comparison-sources { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 8px; }
.historical-assistant-comparison-sources > div { display: grid; gap: 5px; align-content: start; }
#historicalAssistant .historical-assistant-comparison-sources button { width: 100%; text-align: start; min-height: 32px; overflow-wrap: anywhere; }
.historical-assistant-followups { display: grid; justify-items: start; gap: 6px; margin-top: 4px; }
#historicalAssistant .historical-assistant-followups button { text-align: start; min-height: 32px; font-size: .88em; overflow-wrap: anywhere; }
.historical-assistant-spatial-legend { display: flex; flex-wrap: wrap; gap: 5px 12px; font-size: .84em; }
.historical-assistant-spatial-legend span { display: inline-flex; align-items: center; gap: 6px; }
.historical-assistant-spatial-legend i { display: inline-block; width: 15px; height: 9px; border-radius: 2px; flex: none; }
.historical-assistant-map-sources { flex-wrap: wrap; margin-block: 6px; }
.historical-assistant-error { color: light-dark(#942a25, #ffc0b8); }
.historical-assistant-progress {
  list-style: none;
  margin: 0;
  padding: 9px 12px;
  border-inline-start: 2px solid var(--chat-line);
  color: var(--chat-muted);
  font-size: .86em;
}
.historical-assistant-progress li { display: flex; align-items: center; gap: 9px; }
.historical-assistant-progress li + li { margin-top: 5px; }
.historical-assistant-progress li::before {
  content: '';
  width: 6px;
  height: 6px;
  flex: none;
  border: 1px solid currentColor;
  border-radius: 50%;
}
.historical-assistant-progress li[aria-current] { color: var(--chat-accent); font-weight: 600; }
.historical-assistant-progress li[aria-current]::before { background: currentColor; }
#historicalAssistant [data-status] { padding: 0 var(--chat-gutter); color: var(--chat-muted); }
#historicalAssistant [data-status]:empty { display: none; }
#historicalAssistant form { display: grid; gap: 7px; padding: 10px var(--chat-gutter) max(12px, env(safe-area-inset-bottom)); }
.historical-assistant-composer {
  display: grid;
  gap: 3px;
  background: var(--chat-surface);
  border: 1px solid var(--chat-line);
  border-radius: 21px;
  padding: 8px 9px;
  box-shadow: 0 2px 8px #162f4810;
}
.historical-assistant-composer:focus-within { border-color: var(--chat-accent); box-shadow: 0 0 0 2px var(--chat-soft); }
#historicalAssistant textarea {
  box-sizing: border-box;
  width: 100%;
  resize: none;
  font: inherit;
  color: inherit;
  border: 0;
  background: transparent;
  padding: 6px 8px;
}
#historicalAssistant textarea:focus-visible { outline: none; }
.historical-assistant-composer-actions { display: flex; align-items: center; flex-wrap: wrap; gap: 5px; }
#historicalAssistant :is([data-private-toggle], [data-topology-launch]) { min-height: 33px; padding-inline: 8px; font-size: .79rem; }
#historicalAssistant [data-public] [type="submit"] {
  display: grid;
  place-items: center;
  border: 0;
  width: 40px;
  flex: none;
  margin-inline-start: auto;
  padding: 0;
  border-radius: 50%;
  background: var(--chat-accent);
  color: light-dark(#fff, #152943);
}
#historicalAssistant [data-public] [type="submit"]:hover:not(:disabled) { filter: brightness(.9); }
#historicalAssistant [data-gateway-note] { text-align: center; font-size: 11px; }
#historicalAssistant :is([data-private], [data-topology]) { border-top: 1px solid var(--chat-line); max-height: 80%; overflow: auto; }
#historicalAssistant :is([data-private], [data-topology]) label { font-weight: 600; }
#historicalAssistant :is([data-private], [data-topology]) select { width: 100%; }
#historicalAssistant :is([data-private], [data-topology]) [type="submit"] { background: var(--chat-accent); color: light-dark(#fff, #152943); }

.historical-viewshed-tools {
  display: grid;
  gap: 7px;
  padding: 10px 12px;
  max-width: 290px;
  border: 1px solid #cbd5e1;
  border-radius: 10px;
  background: #fff;
  color: #172e50;
}
.historical-viewshed-tools > div { display: flex; gap: 6px; flex-wrap: wrap; }
.historical-viewshed-tools button {
  background: #f1f5fa;
  border: 1px solid #bdcce0;
  border-radius: 6px;
  color: inherit;
  padding: 4px 9px;
  cursor: pointer;
}
.historical-viewshed-tools button[aria-pressed="true"] { background: #172e50; color: #fff; }
.historical-viewshed-tools button:disabled { opacity: .5; cursor: default; }
.historical-viewshed-handles { position: absolute; inset: 0; pointer-events: none; z-index: 1; }
.historical-viewshed-handles button {
  position: absolute;
  top: 0;
  left: 0;
  width: 30px;
  height: 30px;
  padding: 0;
  border: 2px solid #fff;
  border-radius: 50%;
  background: #172e50;
  color: #fff;
  box-shadow: 0 1px 5px #172e5077;
  font: bold 18px / 1 sans-serif;
  pointer-events: auto;
  touch-action: none;
  cursor: grab;
}
.historical-viewshed-handles button[data-cone-handle="heading"] { width: 34px; height: 34px; }
.historical-viewshed-handles button:active { cursor: grabbing; }
.historical-viewshed-handles button:disabled { pointer-events: none; opacity: .65; }
.historical-viewshed-handles button:focus-visible { outline: 3px solid #e4a839; outline-offset: 2px; }
[data-viewshed-picking] .esri-view-surface { cursor: crosshair; }
