/* Нейро v2 — чат-панель. Тёмная уютная тема, изумрудный акцент. */
:root {
  --bg: #0e1114;
  --bg-soft: #14181d;
  --card: #1a2027;
  --card-2: #202832;
  --line: #2a333e;
  --text: #e8edf2;
  --muted: #8b98a5;
  --accent: #3ecf8e;
  --accent-2: #2fb377;
  --accent-ink: #0b2b1e;
  --warn: #e2b93b;
  --radius: 16px;
  color-scheme: dark;
}
* { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0;
  background:
    radial-gradient(1000px 500px at 85% -10%, rgba(62, 207, 142, .07), transparent 60%),
    radial-gradient(800px 420px at 0% 110%, rgba(226, 185, 59, .05), transparent 55%),
    var(--bg);
  color: var(--text);
  font: 15.5px/1.55 -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
}
.app {
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
  max-width: 820px;
  margin: 0 auto;
  padding: 0 14px calc(env(safe-area-inset-bottom, 0px) + 10px);
}

/* ── шапка ── */
.top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: calc(env(safe-area-inset-top, 0px) + 14px) 2px 10px;
  border-bottom: 1px solid var(--line);
}
.brand { display: flex; align-items: center; gap: 10px; min-width: 0; }
.logo {
  width: 40px; height: 40px; flex: 0 0 40px;
  display: grid; place-items: center;
  color: var(--accent);
  background: linear-gradient(160deg, rgba(62,207,142,.16), rgba(62,207,142,.05));
  border: 1px solid rgba(62,207,142,.35);
  border-radius: 13px;
}
.brand-text h1 { font-size: 18px; margin: 0; letter-spacing: .2px; }
.brand-text p { margin: 1px 0 0; font-size: 12px; color: var(--muted); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.top-actions { display: flex; align-items: center; gap: 8px; }
.status {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: 12px; color: var(--muted);
  background: var(--bg-soft); border: 1px solid var(--line);
  padding: 5px 10px; border-radius: 999px;
}
.status i { width: 8px; height: 8px; border-radius: 50%; background: var(--warn); }
.status.ok i { background: var(--accent); box-shadow: 0 0 0 3px rgba(62,207,142,.15); }
.status.bad i { background: #e05656; }
button.ghost {
  font: inherit; font-size: 13px; color: var(--muted);
  background: transparent; border: 1px solid var(--line);
  padding: 6px 12px; border-radius: 999px; cursor: pointer;
  transition: color .15s, border-color .15s, background .15s;
}
button.ghost:hover { color: var(--text); border-color: #3a4653; background: var(--bg-soft); }

/* ── чат ── */
.chat {
  flex: 1;
  overflow-y: auto;
  padding: 18px 2px 8px;
  scroll-behavior: smooth;
  scrollbar-width: thin;
  scrollbar-color: #333f4c transparent;
}
.chat::-webkit-scrollbar { width: 8px; }
.chat::-webkit-scrollbar-thumb { background: #333f4c; border-radius: 8px; }
.msg { display: flex; gap: 10px; margin: 0 0 14px; }
.msg.user { flex-direction: row-reverse; }
.ava {
  width: 32px; height: 32px; flex: 0 0 32px;
  border-radius: 10px; display: grid; place-items: center;
  font-size: 15px;
  background: var(--card);
  border: 1px solid var(--line);
  margin-top: 2px;
}
.msg.ai .ava::after { content: "✦"; color: var(--accent); }
.msg.user .ava::after { content: "🙂"; }
.msg.user .ava { background: rgba(62,207,142,.1); border-color: rgba(62,207,142,.25); }
.bubble-wrap { max-width: min(78%, 560px); display: flex; flex-direction: column; }
.msg.user .bubble-wrap { align-items: flex-end; }
.bubble {
  padding: 10px 14px;
  border-radius: var(--radius);
  background: var(--card);
  border: 1px solid var(--line);
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}
.msg.ai .bubble { border-top-left-radius: 6px; }
.msg.user .bubble {
  background: linear-gradient(165deg, var(--accent-2), #27996a);
  border-color: transparent;
  color: #eafff5;
  border-top-right-radius: 6px;
}
.meta {
  display: flex; gap: 8px; align-items: center;
  margin: 4px 4px 0;
  font-size: 11px; color: var(--muted);
}
.src-badge {
  padding: 1px 8px; border-radius: 999px;
  background: var(--bg-soft); border: 1px solid var(--line);
  letter-spacing: .3px;
}
.src-badge.skill { color: var(--warn); border-color: rgba(226,185,59,.3); }
.src-badge.retrieval { color: #6ec3ff; border-color: rgba(110,195,255,.25); }
.src-badge.model { color: var(--accent); border-color: rgba(62,207,142,.3); }
.src-badge.fallback { color: var(--muted); }

/* индикатор набора */
.typing { display: inline-flex; gap: 5px; align-items: center; padding: 14px 16px; }
.typing i {
  width: 7px; height: 7px; border-radius: 50%;
  background: var(--muted);
  animation: blink 1.2s infinite ease-in-out;
}
.typing i:nth-child(2) { animation-delay: .18s; }
.typing i:nth-child(3) { animation-delay: .36s; }
@keyframes blink { 0%, 70%, 100% { opacity: .25; transform: translateY(0); } 35% { opacity: 1; transform: translateY(-3px); } }

/* ── чипы-подсказки ── */
.chips {
  display: flex; gap: 8px;
  padding: 4px 2px 8px;
  overflow-x: auto;
  scrollbar-width: none;
}
.chips::-webkit-scrollbar { display: none; }
.chip {
  flex: 0 0 auto;
  font: inherit; font-size: 13px;
  color: var(--text);
  background: var(--card);
  border: 1px solid var(--line);
  padding: 7px 13px;
  border-radius: 999px;
  cursor: pointer;
  transition: border-color .15s, background .15s, transform .1s;
}
.chip:hover { border-color: rgba(62,207,142,.5); background: var(--card-2); }
.chip:active { transform: scale(.97); }

/* ── ввод ── */
.composer { padding: 2px 0 6px; }
.input-wrap {
  display: flex; gap: 8px; align-items: flex-end;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 8px 8px 8px 14px;
  transition: border-color .15s;
}
.input-wrap:focus-within { border-color: rgba(62,207,142,.55); }
textarea {
  flex: 1;
  font: inherit; color: var(--text);
  background: transparent; border: 0; outline: 0;
  resize: none;
  max-height: 132px;
  padding: 6px 0;
}
textarea::placeholder { color: #6d7a87; }
#send {
  width: 42px; height: 42px; flex: 0 0 42px;
  border: 0; border-radius: 13px;
  background: linear-gradient(165deg, var(--accent), var(--accent-2));
  color: var(--accent-ink);
  cursor: pointer;
  display: grid; place-items: center;
  transition: transform .1s, filter .15s, opacity .15s;
}
#send:hover { filter: brightness(1.07); }
#send:active { transform: scale(.94); }
#send:disabled { opacity: .45; cursor: default; }
.hint { margin: 7px 4px 0; font-size: 11.5px; color: #66727e; text-align: center; }

/* приветственный экран */
.welcome { text-align: center; padding: 26px 10px 10px; color: var(--muted); }
.welcome .big { font-size: 34px; }
.welcome h2 { color: var(--text); font-size: 19px; margin: 10px 0 6px; }
.welcome p { margin: 0 auto; max-width: 460px; font-size: 14px; }

@media (max-width: 560px) {
  .bubble-wrap { max-width: 86%; }
  .brand-text p { max-width: 38vw; }
  .status em { display: none; }
  .status { padding: 5px 8px; }
}