:root {
  --bg: #f5f6f8; --surface: #ffffff; --text: #1c2330; --muted: #6b7482; --border: #e2e5ea;
  --accent: #1f6feb; --accent-text: #ffffff; --hot: #d1242f; --warm: #bf8700; --cold: #57606a;
  --ok: #1a7f37; --radius: 10px;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0f141a; --surface: #161c24; --text: #e6e9ee; --muted: #8b95a3; --border: #2a323d;
    --accent: #4c8dff; --accent-text: #0f141a; --hot: #ff6b6b; --warm: #e3b341; --cold: #8b949e; --ok: #3fb950;
  }
}
* { box-sizing: border-box; }
/* hidden должен побеждать display: grid/flex у компонентов */
[hidden] { display: none !important; }
body { margin: 0; font: 14px/1.45 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; background: var(--bg); color: var(--text); }
button { font: inherit; border: 0; border-radius: 8px; padding: 7px 12px; background: var(--accent); color: var(--accent-text); cursor: pointer; }
button.ghost { background: transparent; color: var(--text); border: 1px solid var(--border); }
button:disabled { opacity: .5; cursor: default; }
input, select, textarea { font: inherit; color: var(--text); background: var(--surface); border: 1px solid var(--border); border-radius: 8px; padding: 7px 9px; width: 100%; }
h1, h2, h3 { margin: 0 0 8px; }
h3 { font-size: 13px; text-transform: uppercase; letter-spacing: .04em; color: var(--muted); margin-top: 18px; }
.muted { color: var(--muted); }
.error { color: var(--hot); min-height: 1.4em; }
.card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 16px; }
.login { min-height: 100vh; display: grid; place-items: center; padding: 16px; }
.login-card { width: min(360px, 100%); display: grid; gap: 12px; }
.login-card label { display: grid; gap: 4px; }
.layout { min-height: 100vh; display: grid; grid-template-rows: auto auto 1fr; }
.topbar { display: flex; gap: 12px; align-items: center; padding: 10px 16px; background: var(--surface); border-bottom: 1px solid var(--border); }
.topbar #me { margin-left: auto; }
.tabs { display: flex; gap: 4px; overflow-x: auto; padding: 8px 16px; background: var(--surface); border-bottom: 1px solid var(--border); }
.tabs button { background: transparent; color: var(--muted); white-space: nowrap; }
.tabs button[aria-selected="true"] { background: var(--accent); color: var(--accent-text); }
.content { display: grid; grid-template-columns: minmax(280px, 420px) 1fr; gap: 16px; padding: 16px; align-items: start; }
@media (max-width: 860px) { .content { grid-template-columns: 1fr; } }
.list { display: grid; gap: 8px; }
.lead-row { text-align: left; width: 100%; background: var(--surface); color: var(--text); border: 1px solid var(--border); padding: 10px 12px; display: grid; gap: 3px; }
.lead-row[aria-current="true"] { border-color: var(--accent); box-shadow: 0 0 0 1px var(--accent); }
.lead-row .top { display: flex; gap: 8px; justify-content: space-between; }
.snippet { color: var(--muted); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.badge { display: inline-block; font-size: 12px; border-radius: 999px; padding: 1px 8px; border: 1px solid var(--border); color: var(--muted); }
.badge.HOT { color: var(--hot); border-color: var(--hot); }
.badge.WARM { color: var(--warm); border-color: var(--warm); }
.badge.ok { color: var(--ok); border-color: var(--ok); }
.lead-card { display: grid; gap: 4px; }
.row { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; }
.row select { width: auto; }
.kv { display: grid; grid-template-columns: max-content 1fr; gap: 4px 14px; }
.kv dt { color: var(--muted); }
.kv dd { margin: 0; }
table { width: 100%; border-collapse: collapse; }
td, th { text-align: left; padding: 6px 4px; border-bottom: 1px solid var(--border); vertical-align: top; }
.chat { display: grid; gap: 6px; max-height: 420px; overflow-y: auto; padding: 4px; }
.msg { max-width: 80%; padding: 7px 10px; border-radius: 10px; border: 1px solid var(--border); white-space: pre-wrap; }
.msg.TOURIST { justify-self: start; }
.msg.AI, .msg.AGENT { justify-self: end; background: color-mix(in srgb, var(--accent) 12%, var(--surface)); }
.msg.SYSTEM { justify-self: center; font-size: 12px; color: var(--muted); }
.msg .who { display: block; font-size: 11px; color: var(--muted); }
.reply { display: grid; grid-template-columns: 1fr auto; gap: 8px; margin-top: 8px; }
.timeline li { margin-bottom: 4px; }
.toast { position: fixed; bottom: 16px; left: 50%; transform: translateX(-50%); background: var(--text); color: var(--bg); padding: 8px 14px; border-radius: 8px; }
.empty { padding: 24px; text-align: center; color: var(--muted); }