/* Control panel — dark theme, matches the business-prospects tool. */
:root {
  --bg: #0f1115; --panel: #171a21; --panel-2: #1f232c; --border: #2a2f3a;
  --text: #e6e8ec; --muted: #8b93a1; --accent: #5b8cff; --accent-2: #3a6df0;
  --danger: #ff5c5c;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: var(--bg); color: var(--text); line-height: 1.5;
}
.topbar {
  display: flex; align-items: baseline; gap: 14px; padding: 14px 24px;
  background: var(--panel); border-bottom: 1px solid var(--border);
}
.brand { font-weight: 700; font-size: 1.1rem; color: var(--text); text-decoration: none; }
.tagline { color: var(--muted); font-size: .85rem; }
.container { max-width: 980px; margin: 0 auto; padding: 28px 24px 80px; }

.hero h1 { font-size: 1.8rem; margin: 0 0 8px; }
.hero p { color: var(--muted); max-width: 640px; }

.card {
  background: var(--panel); border: 1px solid var(--border);
  border-radius: 12px; padding: 22px; margin: 24px 0 36px;
}
.demo-form .grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-bottom: 18px; }
.field { display: flex; flex-direction: column; gap: 6px; }
.field label { font-size: .82rem; color: var(--muted); }
.field input {
  background: var(--panel-2); border: 1px solid var(--border); border-radius: 8px;
  padding: 10px 12px; color: var(--text); font-size: .95rem;
}
.field input:focus { outline: none; border-color: var(--accent); }
.field input[type="color"] { padding: 4px; height: 42px; cursor: pointer; }

.btn {
  background: var(--panel-2); border: 1px solid var(--border); color: var(--text);
  padding: 10px 16px; border-radius: 8px; cursor: pointer; font-size: .9rem;
  text-decoration: none; display: inline-block;
}
.btn:hover { border-color: var(--accent); }
.btn.primary { background: var(--accent-2); border-color: var(--accent-2); color: #fff; font-weight: 600; }
.btn.sm { padding: 5px 10px; font-size: .8rem; }
.btn.danger { color: var(--danger); }
.btn.danger:hover { border-color: var(--danger); }

.muted { color: var(--muted); }
.link { color: var(--accent); text-decoration: none; }
.link:hover { text-decoration: underline; }
h2 { font-size: 1.2rem; margin: 28px 0 12px; }

.demo-table { width: 100%; border-collapse: collapse; }
.demo-table th, .demo-table td {
  text-align: left; padding: 10px 12px; border-bottom: 1px solid var(--border);
  vertical-align: middle;
}
.demo-table th { color: var(--muted); font-weight: 600; font-size: .8rem; }

@media (max-width: 720px) {
  .demo-form .grid { grid-template-columns: 1fr; }
}