:root {
  --bg: #0e1116; --card: #161b22; --line: #283040; --text: #e6e9ef; --muted: #8d97a8;
  --accent: #4f8cff; --ok: #3fb950; --warn: #d29922; --bad: #f85149; --chip: #1f2632;
  color-scheme: dark;
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--text); font: 15px/1.45 system-ui, "Segoe UI", sans-serif; }
header { display: flex; justify-content: space-between; align-items: center; gap: 16px; flex-wrap: wrap;
  padding: 16px 24px; border-bottom: 1px solid var(--line); position: sticky; top: 0; background: var(--bg); z-index: 2; }
.brand { display: flex; align-items: center; gap: 12px; }
.brand img { width: 40px; height: 40px; border-radius: 10px; }
h1 { font-size: 20px; margin: 0; }
h2 { font-size: 17px; margin: 0 0 10px; }
main { max-width: 1040px; margin: 0 auto; padding: 20px 16px 60px; display: grid; gap: 16px; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: 12px; padding: 18px; }
.muted { color: var(--muted); } .small { font-size: 13px; } .mono { font-family: ui-monospace, Consolas, monospace; word-break: break-all; }
.note { color: var(--warn); margin: 8px 0 0; min-height: 0; } .note:empty, .error:empty { display: none; }
.error { color: var(--bad); margin: 8px 0 0; }
.hidden { display: none !important; }
.row { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; margin: 8px 0; }
.inline-fields label { display: flex; align-items: center; gap: 8px; }
.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); gap: 12px; margin-bottom: 12px; }
.grid label { display: grid; gap: 4px; color: var(--muted); font-size: 13px; }
input, select { background: #0d1117; border: 1px solid var(--line); color: var(--text); border-radius: 8px; padding: 8px 10px; font: inherit; }
input[type=number] { width: 90px; } #test-id { min-width: 220px; flex: 1; }
.grid input { width: 100%; }
button { background: var(--accent); color: #fff; border: 0; border-radius: 8px; padding: 8px 14px; font: inherit; cursor: pointer; }
button.secondary { background: var(--chip); color: var(--text); border: 1px solid var(--line); }
button.danger { background: transparent; color: var(--bad); border: 1px solid var(--bad); }
button:disabled { opacity: .55; cursor: wait; }
a { color: var(--accent); cursor: pointer; }
.switch { display: flex; align-items: center; gap: 8px; cursor: pointer; margin: 6px 0; }
.switch input { width: 18px; height: 18px; accent-color: var(--accent); }
.form { display: flex; gap: 8px; flex-wrap: wrap; margin: 10px 0; }
.form input { flex: 1; min-width: 200px; }
.chips { display: flex; gap: 8px; flex-wrap: wrap; }
.chip { background: var(--chip); border: 1px solid var(--line); border-radius: 999px; padding: 3px 10px; font-size: 13px; white-space: nowrap; }
.chip.ok { border-color: var(--ok); color: var(--ok); } .chip.warn { border-color: var(--warn); color: var(--warn); }
.chip.bad { border-color: var(--bad); color: var(--bad); }
.link { display: grid; grid-template-columns: 1fr auto; gap: 8px; align-items: center; padding: 10px 12px; margin: 8px 0;
  border: 1px solid var(--line); border-radius: 10px; }
.link.recommended { border-color: var(--accent); }
.link .actions { display: flex; gap: 6px; flex-wrap: wrap; justify-content: flex-end; }
.link b { display: block; }
table { width: 100%; border-collapse: collapse; font-size: 14px; }
th, td { text-align: left; padding: 6px 8px; border-bottom: 1px solid var(--line); vertical-align: top; }
th { color: var(--muted); font-weight: 600; }
.status-ok { color: var(--ok); } .status-error { color: var(--bad); } .status-empty, .status-skipped { color: var(--muted); }
.status-pending { color: var(--warn); }
.stream-name { white-space: pre-line; font-weight: 600; } .stream-desc { white-space: pre-line; color: var(--muted); }
.events { max-height: 360px; overflow: auto; }
.event { display: grid; grid-template-columns: 70px 120px 1fr; gap: 8px; padding: 5px 0; border-bottom: 1px solid var(--line); font-size: 13px; }
.event.warn .msg, .event.error .msg { color: var(--warn); }
.chatlist { max-height: 300px; overflow: auto; margin-top: 10px; border: 1px solid var(--line); border-radius: 8px; padding: 6px 10px; }
.examples { margin-top: 6px; font-size: 13px; }
.dialog { position: fixed; inset: 0; background: rgba(0,0,0,.65); display: grid; place-items: center; z-index: 5; }
.dialog-body { background: var(--card); border: 1px solid var(--line); border-radius: 12px; padding: 18px; max-width: 360px; text-align: center; }
#qr-img svg { width: 260px; height: 260px; background: #fff; border-radius: 8px; }
@media (max-width: 640px) { .link { grid-template-columns: 1fr; } .event { grid-template-columns: 60px 1fr; } .event .prov { display: none; } }
.checks { margin: 10px 0 0; padding: 0; list-style: none; display: grid; gap: 8px; } .checks:empty { display: none; }
.checks li { border-left: 3px solid var(--muted); padding: 6px 10px; background: var(--chip); border-radius: 6px; }
.checks li.error { border-color: var(--bad); } .checks li.warn { border-color: var(--warn); } .checks li.info { border-color: var(--accent); }