/* Cockpit at night: warm instrument amber for the screen path, cool cyan for
   the voice path. The two colours are load-bearing — they mark which renderer
   is acting, which is the whole point of the demo. */

:root {
  --ground: #10171B;
  --panel: #182228;
  --panel-2: #1F2C33;
  --ink: #E6EDF1;
  --ink-2: #95A4AD;
  --ink-3: #6C7B85;
  --rule: #27353D;
  --visual: #E39A4F;
  --voice: #4FBEC0;
  --warn: #E0705A;
  --mono: ui-monospace, "SF Mono", "IBM Plex Mono", Menlo, monospace;
  --sans: "Inter var", system-ui, -apple-system, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--ground);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 15px;
  line-height: 1.55;
}

.muted { color: var(--ink-3); font-weight: 400; }

/* ------------------------------------------------------------------ bar */

.bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 14px 22px;
  border-bottom: 1px solid var(--rule);
  background: var(--panel);
  flex-wrap: wrap;
}

.bar-id { display: flex; align-items: baseline; gap: 10px; }
.bar-id strong { font-family: var(--mono); font-size: 14px; letter-spacing: -0.01em; }
.bar-controls { display: flex; align-items: center; gap: 18px; }

.switch { display: flex; align-items: center; gap: 8px; cursor: pointer; font-size: 14px; }
.switch input { accent-color: var(--visual); width: 16px; height: 16px; }

.chip {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--voice);
  border: 1px solid currentColor;
  border-radius: 20px;
  padding: 3px 10px;
}

/* ---------------------------------------------------------------- stage */

.stage {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
  gap: 20px;
  padding: 24px 22px;
  max-width: 1180px;
  margin: 0 auto;
  align-items: start;
}

.panel {
  background: var(--panel);
  border: 1px solid var(--rule);
  border-radius: 12px;
  padding: 18px 18px 20px;
}

.panel-h {
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin: 0 0 14px;
  display: flex;
  gap: 8px;
  align-items: baseline;
}

.panel:first-child .panel-h { color: var(--visual); }
.panel:last-of-type .panel-h { color: var(--voice); }

/* --------------------------------------------------------------- screen */

.screen {
  position: relative;
  min-height: 300px;
  background: var(--ground);
  border: 1px solid var(--rule);
  border-radius: 9px;
  padding: 16px;
}

.screen-off {
  position: absolute;
  inset: 0;
  display: grid;
  place-content: center;
  text-align: center;
  gap: 4px;
  background: var(--ground);
  border-radius: 9px;
  z-index: 2;
}
/* `display: grid` beats the UA rule for [hidden], and an invisible overlay
   still eats every tap on the surface underneath. */
.screen-off[hidden] { display: none; }
.screen-off p { margin: 0; }

.a2ui-column { display: flex; flex-direction: column; gap: 12px; }

.a2ui-text { margin: 0; font-size: 15px; }
.a2ui-column > .a2ui-text:first-child {
  font-weight: 600;
  font-size: 13px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--ink-3);
}

.a2ui-list { display: flex; flex-direction: column; gap: 8px; }

.a2ui-list[data-stakes="readback"] {
  border-left: 2px solid var(--warn);
  padding-left: 12px;
}

.a2ui-list-title { margin: 0 0 2px; font-size: 15px; font-weight: 600; }

.a2ui-row {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  width: 100%;
  text-align: left;
  background: var(--panel-2);
  border: 1px solid var(--rule);
  border-radius: 8px;
  padding: 11px 13px;
  color: inherit;
  font: inherit;
  cursor: pointer;
  transition: border-color 0.12s ease, background 0.12s ease;
}

.a2ui-row:hover { border-color: var(--visual); background: #24313A; }
.a2ui-row:focus-visible { outline: 2px solid var(--visual); outline-offset: 2px; }

.a2ui-ordinal {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--visual);
  border: 1px solid currentColor;
  border-radius: 4px;
  min-width: 22px;
  text-align: center;
  padding: 1px 0;
  flex: none;
  margin-top: 2px;
}

.a2ui-row-body { display: flex; flex-direction: column; gap: 2px; }
.a2ui-row-title { font-weight: 500; }
.a2ui-row-detail { font-size: 13px; color: var(--ink-2); }

.a2ui-diagram { margin: 0; color: var(--ink-2); }
.a2ui-diagram svg { width: 100%; height: auto; display: block; }
.a2ui-diagram figcaption { font-size: 13px; color: var(--ink-2); margin-top: 8px; }

.a2ui-account {
  display: flex;
  justify-content: space-between;
  font-size: 13px;
  color: var(--ink-2);
  border-top: 1px solid var(--rule);
  padding-top: 10px;
}
.a2ui-account-value { font-family: var(--mono); color: var(--ink); }
.a2ui-account[data-silent="true"] .a2ui-account-value::after {
  content: " · never spoken";
  font-family: var(--sans);
  color: var(--ink-3);
}

.a2ui-unknown { color: var(--warn); font-family: var(--mono); font-size: 13px; }

/* ------------------------------------------------------------ transcript */

.transcript {
  height: 300px;
  overflow-y: auto;
  background: var(--ground);
  border: 1px solid var(--rule);
  border-radius: 9px;
  padding: 12px;
  font-size: 13.5px;
  display: flex;
  flex-direction: column;
  gap: 7px;
}

.line { display: flex; gap: 9px; align-items: baseline; }

.tag {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--ink-3);
  min-width: 62px;
  flex: none;
  text-align: right;
}

.line-you .tag { color: var(--ink); }
.line-agent .tag,
.line-renderer .tag { color: var(--voice); }
.line-tap .tag,
.line-screen .tag { color: var(--visual); }
.line-gate .tag,
.line-interrupt .tag { color: var(--warn); }
.line-action .tag { color: var(--visual); }
.line-error .tag { color: var(--warn); }
.line-error span:last-child { color: var(--warn); }
.line-thinking .tag { color: var(--ink-3); }
.line-speech .tag { color: var(--warn); }
.line-speech span:last-child { color: var(--warn); }
.line-hearing .tag { color: var(--voice); }
.line-action span:last-child { font-family: var(--mono); font-size: 12px; }

/* ----------------------------------------------------------------- input */

.say { display: flex; gap: 8px; margin-top: 14px; }

.say input {
  flex: 1;
  background: var(--ground);
  border: 1px solid var(--rule);
  border-radius: 7px;
  padding: 9px 12px;
  color: var(--ink);
  font: inherit;
}
.say input:focus-visible { outline: 2px solid var(--voice); outline-offset: 1px; }

.say button {
  background: var(--panel-2);
  border: 1px solid var(--rule);
  border-radius: 7px;
  padding: 9px 14px;
  color: var(--ink);
  font: inherit;
  cursor: pointer;
}
.say button:hover { border-color: var(--voice); }
.say button:focus-visible { outline: 2px solid var(--voice); outline-offset: 1px; }

.mic { font-family: var(--mono); font-size: 12px; letter-spacing: 0.06em; }
.mic[aria-pressed="true"] { border-color: var(--voice); color: var(--voice); }

.prompts { display: flex; flex-wrap: wrap; gap: 7px; margin-top: 12px; }

.prompts button {
  background: none;
  border: 1px dashed var(--rule);
  border-radius: 20px;
  padding: 5px 12px;
  color: var(--ink-2);
  font: inherit;
  font-size: 12.5px;
  cursor: pointer;
}
.prompts button:hover { border-style: solid; border-color: var(--voice); color: var(--ink); }
.prompts button:focus-visible { outline: 2px solid var(--voice); outline-offset: 2px; }

/* --------------------------------------------------------------- moments */

.moments {
  max-width: 1180px;
  margin: 8px auto 60px;
  padding: 0 22px;
}

.moments h2 {
  font-size: 13px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--ink-3);
  margin: 0 0 12px;
}

.moments ol {
  margin: 0;
  padding-left: 20px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  max-width: 74ch;
  color: var(--ink-2);
}

.moments strong { color: var(--ink); }

.moments code {
  font-family: var(--mono);
  font-size: 0.88em;
  background: var(--panel);
  border: 1px solid var(--rule);
  border-radius: 4px;
  padding: 1px 5px;
}

@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; animation: none !important; }
}

/* ------------------------------------------------------------------ cards */

.a2ui-card {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  width: 100%;
  text-align: left;
  background: var(--panel-2);
  border: 1px solid var(--rule);
  border-radius: 9px;
  padding: 12px 14px;
  color: inherit;
  font: inherit;
  cursor: pointer;
  transition: border-color 0.12s ease, background 0.12s ease;
}
.a2ui-card[data-static="true"] { cursor: default; }
.a2ui-card:not([data-static="true"]):hover { border-color: var(--visual); background: #24313A; }
.a2ui-card:focus-visible { outline: 2px solid var(--visual); outline-offset: 2px; }

/* Selection is local and immediate — no round trip, no waiting for the agent. */
.a2ui-card[data-selected="true"] {
  border-color: var(--visual);
  background: #2A3740;
  box-shadow: inset 3px 0 0 var(--visual);
}
.a2ui-card[data-selected="true"] .a2ui-ordinal {
  background: var(--visual);
  color: var(--ground);
  border-color: var(--visual);
}

.a2ui-card-body { display: flex; flex-direction: column; gap: 3px; flex: 1; min-width: 0; }

.a2ui-card-top { display: flex; align-items: baseline; gap: 8px; }
.a2ui-card-title { font-weight: 600; font-size: 15px; }
.a2ui-price {
  margin-left: auto;
  font-family: var(--mono);
  font-size: 15px;
  font-weight: 500;
  color: var(--ink);
  font-variant-numeric: tabular-nums;
  flex: none;
}
.a2ui-badge {
  font-family: var(--mono);
  font-size: 9.5px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--visual);
  border: 1px solid currentColor;
  border-radius: 20px;
  padding: 1px 7px;
  flex: none;
}
.a2ui-card-when {
  font-family: var(--mono);
  font-size: 13px;
  color: var(--ink);
  font-variant-numeric: tabular-nums;
}
.a2ui-card-meta { font-size: 12.5px; color: var(--ink-3); }

/* --------------------------------------------------------------- pipeline */

.panel.wide { grid-column: 1 / -1; }
.panel.wide .panel-h { color: var(--ink-2); }

.pipe {
  max-height: 380px;
  overflow-y: auto;
  background: var(--ground);
  border: 1px solid var(--rule);
  border-radius: 9px;
  padding: 10px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.pipe-empty { color: var(--ink-3); font-size: 13.5px; margin: 6px; }

.pipe-turn {
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-3);
  border-top: 1px solid var(--rule);
  padding-top: 10px;
  margin-top: 6px;
}
.pipe > .pipe-turn:first-child { border-top: none; margin-top: 0; padding-top: 0; }

.pipe-hop { display: flex; gap: 10px; align-items: flex-start; }
.pipe-hop[data-failed="true"] .pipe-actor { color: var(--warn); }

.wdot {
  width: 9px; height: 9px; border-radius: 50%;
  flex: none; margin-top: 6px;
}
/* Scoped to the dot on purpose: `.w-browser` alone also matched the hop row,
   which then painted a solid block behind unreadable text. */
.wdot.w-browser    { background: var(--visual); }
.wdot.w-anthropic  { background: #B58BD6; }
.wdot.w-deepgram   { background: var(--voice); }
.wdot.w-cloudflare { background: #E0A93C; }

/* The row uses the same hue only as a rail on its left edge. */
.pipe-hop.w-browser    .pipe-main { border-left-color: var(--visual); }
.pipe-hop.w-anthropic  .pipe-main { border-left-color: #B58BD6; }
.pipe-hop.w-deepgram   .pipe-main { border-left-color: var(--voice); }
.pipe-hop.w-cloudflare .pipe-main { border-left-color: #E0A93C; }

.pipe-main {
  flex: 1;
  min-width: 0;
  border-left: 1px solid var(--rule);
  padding: 2px 0 6px 11px;
}

.pipe-head { display: flex; align-items: baseline; gap: 9px; flex-wrap: wrap; }
.pipe-actor { font-weight: 600; font-size: 13.5px; }
.pipe-where {
  font-family: var(--mono); font-size: 9.5px; letter-spacing: 0.08em;
  text-transform: uppercase; color: var(--ink-3);
  border: 1px solid var(--rule); border-radius: 20px; padding: 1px 7px;
}
.pipe-ms {
  font-family: var(--mono); font-size: 11.5px; color: var(--ink-2);
  font-variant-numeric: tabular-nums;
}
.pipe-at {
  margin-left: auto; font-family: var(--mono); font-size: 10.5px;
  color: var(--ink-3); font-variant-numeric: tabular-nums;
}

.pipe-endpoint {
  font-family: var(--mono); font-size: 11px; color: var(--ink-3);
  margin-top: 2px; word-break: break-all;
}

.pipe-io { display: flex; gap: 8px; margin-top: 3px; font-size: 12.5px; line-height: 1.45; }
.pipe-io-tag {
  font-family: var(--mono); font-size: 9.5px; letter-spacing: 0.08em;
  text-transform: uppercase; color: var(--ink-3);
  min-width: 24px; flex: none; text-align: right; padding-top: 2px;
}
.pipe-in span:last-child  { color: var(--ink-2); }
.pipe-out span:last-child { color: var(--ink); }

.pipe-payload { margin-top: 6px; }
.pipe-payload summary {
  font-family: var(--mono); font-size: 10.5px; letter-spacing: 0.06em;
  text-transform: uppercase; color: var(--ink-3); cursor: pointer;
}
.pipe-payload pre {
  margin: 6px 0 0;
  background: var(--panel);
  border: 1px solid var(--rule);
  border-radius: 6px;
  padding: 10px;
  overflow-x: auto;
  font-family: var(--mono);
  font-size: 11.5px;
  line-height: 1.5;
  max-height: 260px;
}

.legend {
  display: flex; flex-wrap: wrap; gap: 16px;
  list-style: none; margin: 12px 0 0; padding: 0;
  font-size: 12px; color: var(--ink-3);
}
.legend li { display: flex; align-items: center; gap: 7px; }
.legend .wdot { margin-top: 0; }