:root {
  --bg: #faf8f5;
  --text: #2a2623;
  --muted: #7a726b;
  --card: #ffffff;
  --her: #efe6dc;
  --line: #e2dcd4;
  --accent: #8a4b3d;
  --accent-text: #ffffff;
  --error: #a3261f;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #1b1917;
    --text: #ebe6e0;
    --muted: #9a928a;
    --card: #242120;
    --her: #33292a;
    --line: #38332f;
    --accent: #d08a78;
    --accent-text: #1b1917;
    --error: #ff8a80;
  }
}

* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 17px/1.55 Georgia, "Times New Roman", serif;
}
main, .top { max-width: 44rem; margin: 0 auto; padding: 0 16px; }
.top { display: flex; justify-content: space-between; align-items: baseline; padding-top: 12px; padding-bottom: 8px; }
.top a { color: var(--muted); text-decoration: none; font: 14px system-ui, sans-serif; margin-left: 12px; }
.top .brand { color: var(--text); font-weight: 600; margin-left: 0; font-size: 16px; }

.msg { margin: 14px 0; max-width: 100%; }
.msg .text { white-space: pre-wrap; overflow-wrap: anywhere; }
.msg.her { background: var(--her); padding: 10px 14px; border-radius: 12px; margin-left: 12%; }
.msg .speaker { font: 600 12px system-ui, sans-serif; color: var(--muted); text-transform: uppercase; letter-spacing: .04em; }
.msg .model { font: 12px system-ui, sans-serif; color: var(--muted); margin-top: 4px; }
.msg.streaming .text::after { content: "▍"; color: var(--muted); }
.earlier, .empty, .hint { font: 14px system-ui, sans-serif; color: var(--muted); text-align: center; }
.earlier a { color: var(--accent); }

.turnbar { display: flex; flex-wrap: wrap; gap: 8px 14px; align-items: center; font: 14px system-ui, sans-serif; color: var(--muted); margin: 10px 0 20px; }
.turnbar form { margin: 0; }

button {
  font: 15px system-ui, sans-serif;
  padding: 8px 16px;
  border: 0;
  border-radius: 8px;
  background: var(--accent);
  color: var(--accent-text);
  cursor: pointer;
}
button.plain { background: transparent; color: var(--accent); padding: 4px 8px; }
button:disabled { opacity: .35; cursor: default; }
.versions { white-space: nowrap; }

#composer { position: sticky; bottom: 0; background: var(--bg); padding: 10px 0 14px; border-top: 1px solid var(--line); }
textarea, input[type=text], input[type=password] {
  width: 100%;
  font: 17px/1.45 Georgia, serif;
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--card);
  color: var(--text);
  resize: vertical;
}
input[type=text] { font: 15px system-ui, sans-serif; margin-top: 6px; }

.top form.logout { display: inline; margin: 0; }
.top .logout button { font: 14px system-ui, sans-serif; color: var(--muted); margin-left: 12px; padding: 0; }
/* 16px+ on the password field stops iOS Safari zooming the page when it is focused. */
.login { max-width: 22rem; margin: 12vh auto 0; }
.login label { display: block; font: 14px system-ui, sans-serif; color: var(--muted); margin-bottom: 6px; }
.login input[type=password] { font: 17px system-ui, sans-serif; margin-bottom: 14px; }
.modes { font: 14px system-ui, sans-serif; margin-bottom: 6px; }
.modes label { margin-right: 14px; }
.row { display: flex; gap: 8px; margin-top: 8px; align-items: center; }

#notice { font: 14px system-ui, sans-serif; color: var(--error); padding: 8px 0; }
.ok { font: 14px system-ui, sans-serif; color: var(--accent); }
.settings fieldset { border: 1px solid var(--line); border-radius: 10px; margin-bottom: 14px; }
.option { display: flex; gap: 10px; align-items: flex-start; padding: 8px 0; }
.option small { color: var(--muted); font-family: system-ui, sans-serif; }