:root {
  --bg: #0f1115;
  --card: #161a22;
  --line: #242a36;
  --txt: #e6e9ef;
  --muted: #8a93a6;
  --acc: #4f8cff;
  --good: #28c76f;
  --bad:  #ea5455;
  --warn: #ff9f43;
}
* { box-sizing: border-box; }
body {
  margin: 0; background: var(--bg); color: var(--txt);
  font: 14px/1.5 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}
.topbar {
  display: flex; align-items: center; gap: 24px;
  background: var(--card); padding: 12px 20px; border-bottom: 1px solid var(--line);
}
.brand { font-weight: 700; color: var(--acc); text-decoration: none; }
nav a { color: var(--txt); text-decoration: none; margin-right: 14px; }
nav a:hover { color: var(--acc); }
.container { max-width: 1200px; margin: 24px auto; padding: 0 20px; }
h1 { font-size: 22px; margin: 0 0 18px; }
h2 { font-size: 16px; color: var(--muted); margin-top: 28px; }
table { width: 100%; border-collapse: collapse; background: var(--card); border: 1px solid var(--line); border-radius: 8px; overflow: hidden; }
th, td { padding: 10px 12px; border-bottom: 1px solid var(--line); text-align: left; vertical-align: top; }
th { background: #1d2230; font-weight: 600; font-size: 12px; text-transform: uppercase; letter-spacing: 0.04em; color: var(--muted); }
tr:last-child td { border-bottom: 0; }
a { color: var(--acc); }
.btn, button, input[type=submit] {
  background: var(--acc); color: white; border: 0; padding: 8px 14px;
  border-radius: 6px; cursor: pointer; text-decoration: none; display: inline-block;
  font-size: 14px;
}
.btn.secondary, button.secondary { background: #2a3142; }
.btn.danger,    button.danger    { background: var(--bad); }
.btn.small, button.small { padding: 4px 8px; font-size: 12px; }
form.inline { display: inline; }
input[type=text], input[type=email], input[type=tel], input[type=number], textarea, select {
  background: #0e1118; color: var(--txt); border: 1px solid var(--line); padding: 8px 10px;
  border-radius: 6px; width: 100%; font: inherit;
}
label { display: block; font-size: 12px; color: var(--muted); margin-top: 12px; }
.row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.card { background: var(--card); border: 1px solid var(--line); padding: 16px; border-radius: 8px; margin-bottom: 16px; }
.badge { display: inline-block; padding: 2px 8px; border-radius: 999px; font-size: 11px; }
.badge.new { background: #2a3142; color: var(--muted); }
.badge.in_conversation { background: #1e3a5f; color: #9cc3ff; }
.badge.qualified { background: #1d4d35; color: var(--good); }
.badge.inquiry   { background: #4d3d1d; color: var(--warn); }
.badge.lost      { background: #4d1d1d; color: var(--bad); }
.badge.converted { background: #25243a; color: #b69cff; }
.badge.tier-hot  { background: #4d1d1d; color: #ff8a8a; font-weight: 700; }
.badge.tier-warm { background: #4d3d1d; color: #ffcf8a; }
.badge.tier-cold { background: #1e3a5f; color: #9cc3ff; }
.flash { background: #1d4d35; color: var(--good); padding: 10px 14px; border-radius: 6px; margin-bottom: 14px; }
.footer { text-align: center; color: var(--muted); padding: 24px; }
.chat { display: flex; flex-direction: column; gap: 8px; max-height: 60vh; overflow-y: auto; padding: 8px 0; }
.chat .msg { padding: 8px 12px; border-radius: 12px; max-width: 75%; word-wrap: break-word; }
.chat .inbound  { background: #1d2230; align-self: flex-start; border-bottom-left-radius: 2px; }
.chat .outbound { background: #1e3a5f; align-self: flex-end;   border-bottom-right-radius: 2px; }
.chat .meta { font-size: 11px; color: var(--muted); margin-top: 2px; }
.kv { display: grid; grid-template-columns: 200px 1fr; gap: 8px 12px; }
.kv dt { color: var(--muted); }
.kv dd { margin: 0; }
.searchbar { display: flex; gap: 8px; margin-bottom: 14px; }
.searchbar input { flex: 1; }