/* === chat.css === */

/* ── CHAT SIDEBAR ── */
#chat-sidebar {
  position: fixed; top: var(--nav-h); right: 0; bottom: 0;
  width: var(--chat-w);
  background: var(--bg2); border-left: 1px solid var(--border);
  display: flex; flex-direction: column; z-index: 90;
  transform: translateX(100%); transition: transform .3s ease, width .25s ease, background .25s;
}
#chat-sidebar.open { transform: translateX(0); }
#chat-sidebar.expanded { width: 60vw; }
#app.chat-open { margin-right: var(--chat-w); transition: margin-right .3s ease; }
#app.chat-open.chat-expanded { margin-right: 60vw; }
.chat-header {
  padding: 14px 16px; border-bottom: 1px solid var(--border);
  display: flex; align-items: center; gap: 10px;
}
.chat-avatar {
  width: 36px; height: 36px; border-radius: 50%;
  background: var(--amber-dim); border: 1px solid var(--amber-glow);
  display: flex; align-items: center; justify-content: center; font-size: 1.2rem;
}
.chat-title { font-family: var(--font-head); font-weight: 700; font-size: 1rem; letter-spacing: 0.5px; }
.chat-status { font-size: 0.72rem; color: var(--green); display: flex; align-items: center; gap: 4px; }
.chat-status::before { content: ''; width: 6px; height: 6px; border-radius: 50%; background: var(--green); display: inline-block; }
.chat-messages {
  flex: 1; overflow-y: auto; padding: 14px;
  display: flex; flex-direction: column; gap: 10px;
}
.chat-msg {
  max-width: 90%; padding: 10px 13px; border-radius: 12px;
  font-size: 0.87rem; line-height: 1.5; animation: msgIn .2s ease;
}
@keyframes msgIn { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: translateY(0); } }
.chat-msg.user {
  align-self: flex-end;
  background: var(--amber); color: #000; font-weight: 500;
  border-bottom-right-radius: 4px;
}
.chat-msg.bot {
  align-self: flex-start;
  background: var(--bg3); color: var(--text);
  border: 1px solid var(--border); border-bottom-left-radius: 4px;
}
.chat-msg.bot.loading { color: var(--text2); font-style: italic; }
.chat-suggestions {
  padding: 0 14px 10px; display: flex; flex-wrap: wrap; gap: 6px;
}
.chat-sug {
  font-size: 0.75rem; padding: 4px 10px; border-radius: 12px;
  border: 1px solid var(--border2); background: var(--bg3);
  color: var(--text2); cursor: pointer; transition: all .15s;
}
.chat-sug:hover { border-color: var(--amber); color: var(--amber); }
.chat-input-row {
  padding: 12px 14px; border-top: 1px solid var(--border);
  display: flex; gap: 8px;
}
.chat-input {
  flex: 1; background: var(--bg3); border: 1px solid var(--border2);
  color: var(--text); border-radius: var(--r);
  padding: 9px 12px; font-size: 0.88rem; font-family: var(--font-body); outline: none;
  transition: border-color .2s; resize: none;
}
.chat-input:focus { border-color: var(--amber); }
.chat-send {
  width: 36px; height: 36px; border-radius: var(--r);
  background: var(--amber); border: none; color: #000;
  cursor: pointer; display: flex; align-items: center; justify-content: center;
  font-size: 1.1rem; transition: all .2s; flex-shrink: 0;
}
.chat-send:hover { background: var(--amber2); }