/* Neva LED display — conversation panel (src/neva/led/conversation.js).
   Fills whatever slot the shell gives it: log on top, one status line, composer
   at the bottom. Tokens fall back to the owner reference notch palette so the
   panel is legible before the shell defines its own --neva-led-* variables. */
.neva-led-conversation {
  --conv-ink: var(--neva-led-ink, #f0f1f5);
  --conv-muted: var(--neva-led-muted, #a4a6b0);
  --conv-glass: var(--neva-led-control-glass, rgba(15, 21, 27, .48));
  --conv-line: var(--neva-led-line, #ffffff0d);
  --conv-focus: var(--neva-led-focus, #a9b9fc);
  --conv-error: var(--neva-led-error, #f2a7a0);
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 6px;
  box-sizing: border-box;
  width: 100%;
  height: 100%;
  min-height: 0;
  color: var(--conv-ink);
  font: 12px/1.45 var(--font-sans, "Inter", "SF Pro Display", system-ui, sans-serif);
  -webkit-font-smoothing: antialiased;
  color-scheme: dark;
}
.neva-led-conversation *, .neva-led-conversation *::before, .neva-led-conversation *::after { box-sizing: border-box; }
.neva-led-conversation button, .neva-led-conversation textarea { font: inherit; color: inherit; }
.neva-led-conversation :focus-visible { outline: 2px solid var(--conv-focus); outline-offset: 2px; }

.neva-led-conv-log {
  flex: 1 1 auto;
  min-height: 0;
  overflow-y: auto;
  overscroll-behavior: contain;
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 4px 6px;
  border-radius: 12px;
  scrollbar-width: thin;
  scrollbar-color: #42434b transparent;
}
.neva-led-conv-entry { display: flex; flex-direction: column; align-items: flex-start; gap: 2px; max-width: 94%; }
.neva-led-conv-entry.is-user { align-self: flex-end; align-items: flex-end; }
.neva-led-conv-who { font-size: 10px; letter-spacing: .04em; color: var(--conv-muted); }
.neva-led-conv-text { margin: 0; max-width: 100%; white-space: pre-wrap; overflow-wrap: anywhere; unicode-bidi: plaintext; }
.neva-led-conv-entry.is-user .neva-led-conv-text { background: #ffffff0d; border-radius: 14px; padding: 5px 10px; }
.neva-led-conv-entry.is-unattributed .neva-led-conv-text { color: #d6d8e2; }

.neva-led-conv-empty { margin: auto 0; display: flex; flex-direction: column; gap: 3px; padding: 8px 4px; }
.neva-led-conv-empty strong { font-weight: 600; font-size: 12px; }
.neva-led-conv-empty span { color: var(--conv-muted); font-size: 11px; }
.neva-led-conversation[data-phase="unavailable"] .neva-led-conv-empty strong { color: var(--conv-error); }

.neva-led-conv-status { display: flex; align-items: center; gap: 8px; min-height: 22px; padding: 0 6px; font-size: 11px; color: var(--conv-muted); }
.neva-led-conv-status[hidden] { display: none; }
.neva-led-conv-status-text { flex: 1 1 auto; min-width: 0; overflow-wrap: anywhere; }
.neva-led-conv-status[data-tone="error"] .neva-led-conv-status-text,
.neva-led-conv-status[data-tone="unavailable"] .neva-led-conv-status-text { color: var(--conv-error); }
.neva-led-conv-status[data-tone="busy"] .neva-led-conv-status-text::before,
.neva-led-conv-status[data-tone="listening"] .neva-led-conv-status-text::before {
  content: ""; display: inline-block; width: 5px; height: 5px; margin: 0 7px 1px 0; border-radius: 50%;
  background: currentColor; vertical-align: middle; animation: neva-led-conv-pulse 1.2s ease-in-out infinite;
}
.neva-led-conv-recover {
  flex: none; border: 1px solid var(--conv-line); border-radius: 14px; padding: 3px 10px; min-height: 26px;
  background: var(--conv-glass); cursor: pointer; font-size: 11px;
}
.neva-led-conv-recover[hidden] { display: none; }
.neva-led-conv-recover:hover { background: #ffffff14; }

.neva-led-conv-composer {
  flex: none; display: flex; align-items: flex-end; gap: 5px;
  border-radius: 20px; background: #ffffff09; border: 1px solid #ffffff05; padding: 4px 4px 4px 13px;
}
.neva-led-conv-composer:focus-within { border-color: #ffffff24; background: #ffffff0d; }
.neva-led-conv-field {
  flex: 1 1 auto; min-width: 0; min-height: 26px; max-height: 6.5em; resize: none; overflow-y: auto;
  border: 0; outline: none; background: none; padding: 4px 0; line-height: 1.4; font-size: 12px;
  unicode-bidi: plaintext;
}
.neva-led-conv-field:focus-visible { outline: none; }
.neva-led-conv-field::placeholder { color: #92929f; }
.neva-led-conv-stop, .neva-led-conv-send {
  flex: none; width: 28px; height: 28px; border-radius: 50%; border: 0; display: grid; place-items: center;
  cursor: pointer; background: none; color: #c4c6d0; transition: background .2s, color .2s;
}
.neva-led-conv-stop[hidden] { display: none; }
.neva-led-conv-stop:hover { background: #ffffff12; color: var(--conv-ink); }
.neva-led-conversation .neva-led-conv-send { background: #eceff5; color: #17181f; }
.neva-led-conversation button:disabled { cursor: default; opacity: .38; }
.neva-led-conv-icon { display: grid; place-items: center; width: 18px; height: 18px; }
.neva-led-conv-icon svg { width: 100%; height: 100%; }

@keyframes neva-led-conv-pulse { 0%, 100% { opacity: .35; } 50% { opacity: 1; } }
@media (prefers-reduced-motion: reduce) {
  .neva-led-conversation *, .neva-led-conversation *::before { animation: none !important; transition: none !important; }
}

/* Shell-owned composer accessory (composerAccessory): the original chat page
   seats its mic key between the field and Send. Collapses while empty. */
.neva-led-conv-accessory { flex: none; display: flex; align-items: center; gap: 4px; align-self: center; }
.neva-led-conv-accessory:empty { display: none; }

/* presentation:'wave' (alias 'original') — owner notch chat metrics (source/src/neva/notch.css
   .notch-chat-log / .notch-composer / .notch-send). Look only; same DOM. */
.neva-led-conversation[data-presentation="wave"] { gap: 6px; }
.neva-led-conversation[data-presentation="wave"] .neva-led-conv-log { gap: 12px; padding: 4px 5px; border-radius: 0; }
.neva-led-conversation[data-presentation="wave"] .neva-led-conv-entry { max-width: 95%; }
.neva-led-conversation[data-presentation="wave"] .neva-led-conv-entry.is-user .neva-led-conv-text { background: #ffffff0b; font-size: 11px; }
.neva-led-conversation[data-presentation="wave"] .neva-led-conv-composer {
  align-items: center; min-height: 33px; gap: 5px; border-radius: 22px; border-color: #ffffff03; padding: 3px 4px 3px 13px;
}
.neva-led-conversation[data-presentation="wave"] .neva-led-conv-field { min-height: 25px; padding: 3px 0; color: #f3f4f8; }
.neva-led-conversation[data-presentation="wave"] :is(.neva-led-conv-stop, .neva-led-conv-send) { width: 25px; height: 25px; }
.neva-led-conversation[data-presentation="wave"] .neva-led-conv-send .neva-led-conv-icon { width: 19px; height: 19px; }