/* igrot — одно окно разговора. Регистр: письмо Ребе, не велнес-приложение.
   Без эмодзи-иконок, спокойная типографика, тёмный и светлый режим. */

:root {
  --bg: #F3EFE4;
  --bg-soft: #ECE6D6;
  --ink: #2E3A4F;
  --ink-soft: #5B6578;
  --line: #D8D0BC;
  --accent: #33415C;
  --accent-ink: #F3EFE4;
  --agent-bg: #FBF9F2;
  --human-bg: #E4DCC6;
  --chip-bg: #E9E2CC;
  --chip-ink: #5B6578;
  --link: #2E3A4F;
  --shadow: rgba(46, 58, 79, 0.08);
}
:root[data-theme="dark"] {
  --bg: #1B2230;
  --bg-soft: #202839;
  --ink: #E8E6DE;
  --ink-soft: #A9AEBB;
  --line: #364258;
  --accent: #C9BF9E;
  --accent-ink: #1B2230;
  --agent-bg: #212A3B;
  --human-bg: #2A3346;
  --chip-bg: #26304485;
  --chip-ink: #A9AEBB;
  --link: #D9CFA9;
  --shadow: rgba(0, 0, 0, 0.25);
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #1B2230;
    --bg-soft: #202839;
    --ink: #E8E6DE;
    --ink-soft: #A9AEBB;
    --line: #364258;
    --accent: #C9BF9E;
    --accent-ink: #1B2230;
    --agent-bg: #212A3B;
    --human-bg: #2A3346;
    --chip-bg: #26304485;
    --chip-ink: #A9AEBB;
    --link: #D9CFA9;
    --shadow: rgba(0, 0, 0, 0.25);
  }
}

* { box-sizing: border-box; }
html, body {
  margin: 0;
  height: 100%;
  background: var(--bg);
  color: var(--ink);
}
body {
  display: flex;
  flex-direction: column;
  font-family: Georgia, "Times New Roman", serif;
  font-size: 17px;
  line-height: 1.6;
}

.top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.9em 1.1em;
  border-bottom: 1px solid var(--line);
  flex: 0 0 auto;
}
.top .mark {
  letter-spacing: 0.04em;
  color: var(--accent);
  font-size: 1.05em;
}
.ghost {
  background: none;
  border: 1px solid var(--line);
  color: var(--ink-soft);
  font-family: inherit;
  font-size: 0.75em;
  padding: 0.35em 0.7em;
  border-radius: 999px;
  cursor: pointer;
}
.ghost:hover { color: var(--ink); border-color: var(--ink-soft); }

.feed {
  flex: 1 1 auto;
  overflow-y: auto;
  padding: 1.2em 1em 2em;
  max-width: 40em;
  width: 100%;
  margin: 0 auto;
}

.msg {
  margin: 0 0 1.1em;
  max-width: 92%;
  animation: rise 0.25s ease-out;
}
@keyframes rise {
  from { opacity: 0; transform: translateY(4px); }
  to { opacity: 1; transform: translateY(0); }
}
.msg .who {
  font-size: 0.72em;
  letter-spacing: 0.06em;
  color: var(--ink-soft);
  margin-bottom: 0.3em;
}
.msg .bubble {
  padding: 0.75em 1em;
  border-radius: 6px;
  white-space: pre-wrap;
  word-wrap: break-word;
}
.msg.agent { margin-right: auto; }
.msg.agent .bubble {
  background: var(--agent-bg);
  border-left: 3px solid var(--accent);
  box-shadow: 0 1px 3px var(--shadow);
}
.msg.human { margin-left: auto; }
.msg.human .who { text-align: right; }
.msg.human .bubble {
  background: var(--human-bg);
  margin-left: auto;
}

.msg .chip {
  margin-top: 0.55em;
  display: inline-block;
  background: var(--chip-bg);
  color: var(--chip-ink);
  font-size: 0.78em;
  padding: 0.4em 0.8em;
  border-radius: 6px;
  line-height: 1.5;
}
.msg .chip a { color: var(--link); }
.msg .chip .excerpt {
  display: block;
  margin: 0.5em 0;
  font-style: italic;
  color: var(--ink);
}
.msg .chip .translation {
  display: block;
  margin: 0.5em 0;
  color: var(--ink-soft);
}

.msg.system .bubble {
  background: none;
  border: none;
  color: var(--ink-soft);
  font-size: 0.85em;
  text-align: center;
  padding: 0.4em 0;
}

.typing .bubble {
  color: var(--ink-soft);
  font-style: italic;
}

.composer {
  flex: 0 0 auto;
  display: flex;
  gap: 0.6em;
  align-items: flex-end;
  padding: 0.8em 1em 1.1em;
  border-top: 1px solid var(--line);
  max-width: 40em;
  width: 100%;
  margin: 0 auto;
  background: var(--bg);
}
.composer textarea {
  flex: 1 1 auto;
  resize: none;
  max-height: 10em;
  font-family: inherit;
  font-size: 1em;
  line-height: 1.5;
  padding: 0.6em 0.8em;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--bg-soft);
  color: var(--ink);
}
.composer textarea:focus { outline: 1px solid var(--accent); }
.composer button {
  font-family: inherit;
  font-size: 0.9em;
  background: var(--accent);
  color: var(--accent-ink);
  border: none;
  padding: 0.7em 1.1em;
  border-radius: 8px;
  cursor: pointer;
}
.composer button:disabled { opacity: 0.5; cursor: default; }

@media (max-width: 480px) {
  body { font-size: 16px; }
  .feed { padding: 1em 0.8em 1.5em; }
  .msg { max-width: 96%; }
}