/* The chat (B8). Colors and fonts come from style.css; the two columns from notes.css. */
.chat-page { font-size: 17px; }
.chat-pane { display: flex; flex-direction: column; min-height: 100dvh; }
.chat-title { flex: 1; margin: 0; font: 600 22px/1.2 var(--serif); text-transform: none; letter-spacing: 0; color: var(--ink); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.chat-hello { margin-top: 20vh; text-align: center; }

.messages { list-style: none; margin: 16px 0 0; padding: 0; display: flex; flex-direction: column; gap: 14px; flex: 1; }
.msg { max-width: 85%; overflow-wrap: anywhere; }
.msg.you {
  align-self: flex-end;
  padding: 10px 14px; border-radius: 16px 16px 4px 16px;
  background: var(--accent-soft); white-space: pre-wrap;
}
.msg.assistant { align-self: flex-start; line-height: 1.55; }
.msg.assistant .msg-body > :first-child { margin-top: 0; }
.msg.assistant .msg-body > :last-child { margin-bottom: 0; }
.msg.failed .msg-body { color: var(--accent); }
.thinking { color: var(--soft); font-style: italic; }
.msg-note { margin: 4px 0 0; color: var(--soft); font-size: 14px; }

.steps { margin-top: 6px; font-size: 14px; color: var(--soft); }
.steps summary { cursor: pointer; width: max-content; }
.steps summary:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.steps ul { list-style: none; margin: 6px 0 0; padding: 0 0 0 4px; border-left: 2px solid var(--line); }
.step { padding: 2px 0 2px 10px; }
.step.failed { color: var(--accent); }
.step-mark { display: inline-block; width: 1em; }
.step-file { color: var(--accent); font-weight: 600; }

.composer {
  position: sticky; bottom: 0;
  display: flex; align-items: flex-end; gap: 8px;
  margin-top: 16px; padding: 12px 0 calc(env(safe-area-inset-bottom) + 8px);
  background: var(--bg);
}
.composer textarea {
  flex: 1; min-width: 0; resize: none;
  padding: 10px 14px;
  border: 1px solid var(--line); border-radius: 14px;
  background: var(--card); color: var(--ink);
  font: inherit; max-height: 40vh;
}
.composer textarea:focus { outline: 2px solid var(--accent); border-color: transparent; }
.composer .stop { background: var(--ink); color: var(--bg); }
.chat-pane > .hint { margin: 0; font-size: 13px; }
@media (pointer: coarse) { .only-desktop { display: none; } }
@media (max-width: 699px) { .msg { max-width: 92%; } }
a.item { text-decoration: none; color: var(--ink); }

/* Cards (B9): what the assistant changed or suggests, under its answer. */
.cards:empty { display: none; }
.cards { display: flex; flex-direction: column; gap: 8px; margin-top: 10px; }
.card { padding: 10px 14px; border: 1px solid var(--line); border-radius: 12px; background: var(--card); font-size: 15px; }
.card.proposed { border-color: var(--accent); }
.card.dismissed, .card.undone { opacity: .75; }
.card-what { margin: 0 0 6px; font-weight: 600; }
.card-bar { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; }
.card-state { color: var(--soft); margin-right: auto; }
.card-open { color: var(--accent); font-weight: 600; padding: 6px 4px; }
.card-error { margin: 6px 0 0; color: var(--accent); }
.card-diff { margin: 0 0 8px; color: var(--soft); }
.card-diff summary { cursor: pointer; width: max-content; }
.card-side { margin-top: 6px; }
.card-label { font-size: 13px; text-transform: uppercase; letter-spacing: .04em; }
.card-diff pre { margin: 2px 0 0; padding: 8px; border-radius: 8px; background: var(--bg); color: var(--ink); white-space: pre-wrap; font: 14px/1.45 var(--sans); max-height: 14em; overflow: auto; }
.card button:focus-visible, .card-open:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.msg-page { align-self: center; color: var(--soft); font-size: 14px; }
.msg-page a { color: var(--accent); font-weight: 600; }

/* A message that never reached her computer (B13, on the web). */
.msg[hidden] { display: none; }
.msg.you.waiting .msg-body, .msg.you.expired .msg-body, .msg.you.failed .msg-body { color: var(--ink); opacity: 0.75; }
.not-sent { display: flex; flex-wrap: wrap; align-items: center; gap: 4px 12px; margin-top: 6px; white-space: normal; }
.not-sent .msg-note { flex-basis: 100%; margin: 0; color: var(--accent); }
.composer .dictate { align-self: center; }