/* FlightBridge sandbox — deliberately plain. No build step, no framework.
   Navy matches victoria-app's palette (#1B3A6B) purely so the harness feels
   related; nothing here is shared with the app. */

:root {
  --navy: #1b3a6b;
  --navy-light: #2a4f8f;
  --ink: #1f2937;
  --muted: #6b7280;
  --line: #e5e7eb;
  --bg: #f7f8fa;
  --panel: #fff;
  --ok: #047857;
  --warn: #b45309;
  --error: #b91c1c;
  --amber-bg: #fffbeb;
  --red-bg: #fef2f2;
  --mono: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font: 14px/1.5 Inter, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--ink);
  background: var(--bg);
}

code, pre { font-family: var(--mono); font-size: 12px; }

.topbar { padding: 16px 20px 12px; background: var(--navy); color: #fff; }
.topbar h1 { margin: 0; font-size: 18px; font-weight: 600; }
.topbar .sub { margin: 4px 0 0; font-size: 13px; color: #c7d3e6; }
.topbar code { color: #fff; background: rgba(255, 255, 255, .12); padding: 1px 4px; border-radius: 3px; }

.banner { margin: 0; padding: 12px 20px; border-bottom: 1px solid var(--line); font-size: 13px; }
.banner-error { background: var(--red-bg); color: var(--error); }
.banner-warn { background: var(--amber-bg); color: var(--warn); }
.banner strong { display: block; margin-bottom: 4px; }
.banner ul { margin: 6px 0 0; padding-left: 18px; }
.banner li { margin: 2px 0; }
.banner code { background: rgba(0, 0, 0, .06); padding: 1px 4px; border-radius: 3px; }

.layout {
  display: grid;
  grid-template-columns: 320px minmax(420px, 1fr) 380px;
  gap: 16px;
  padding: 16px;
  align-items: start;
}
@media (max-width: 1200px) { .layout { grid-template-columns: 1fr; } }

.col {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 14px;
  box-shadow: 0 1px 2px rgba(0, 0, 0, .04);
}
.col-log { position: sticky; top: 16px; }
@media (max-width: 1200px) { .col-log { position: static; } }

h2 { margin: 0 0 10px; font-size: 13px; font-weight: 600; text-transform: uppercase;
     letter-spacing: .04em; color: var(--muted); }
h3 { margin: 0 0 6px; font-size: 13px; }

.field { display: block; margin-bottom: 10px; }
.field > span { display: block; font-size: 12px; font-weight: 500; margin-bottom: 3px; }
.field input, .field select {
  width: 100%; padding: 6px 8px; border: 1px solid var(--line);
  border-radius: 5px; font: inherit; background: #fff;
}
.field input:focus, .field select:focus { outline: 2px solid var(--navy-light); outline-offset: -1px; }
.field .hint { margin: 3px 0 0; }
.field-optional > span::after { content: ' (optional)'; color: var(--muted); font-weight: 400; }

.note { margin: 0 0 8px; font-size: 12px; color: var(--ink); background: var(--bg);
        border-left: 3px solid var(--navy-light); padding: 6px 8px; border-radius: 0 4px 4px 0; }
.needs { margin: 0 0 12px; font-size: 12px; color: var(--warn); }
.needs:empty { display: none; }
.hint { margin: 6px 0 0; font-size: 11px; color: var(--muted); }
.hint code { background: var(--bg); padding: 1px 3px; border-radius: 3px; }

.actions { display: flex; flex-wrap: wrap; gap: 6px; margin: 10px 0; }
button {
  padding: 6px 10px; border: 1px solid var(--line); background: #fff; color: var(--ink);
  border-radius: 5px; font: inherit; font-size: 12px; cursor: pointer;
}
button:hover { background: var(--bg); }
button.primary { background: var(--navy); border-color: var(--navy); color: #fff; font-weight: 500; }
button.primary:hover { background: var(--navy-light); }
button.link { border: 0; background: none; color: var(--muted); text-decoration: underline; padding: 0; }

.url {
  margin: 0; padding: 10px; background: #0f172a; color: #e2e8f0;
  border-radius: 6px; white-space: pre-wrap; word-break: break-all; max-height: 180px; overflow: auto;
}
.url .k { color: #7dd3fc; }
.url .v { color: #fde68a; }
.url .host { color: #86efac; }

.frame-wrap { border: 2px solid var(--line); border-radius: 6px; overflow: hidden; background: #fff;
              transition: border-color .3s; }
.frame-wrap.complete { border-color: var(--ok); }
#fbFrame { display: block; width: 100%; height: 620px; border: 0; }

.diagnostics { margin-top: 12px; padding: 12px; background: var(--amber-bg);
               border: 1px solid #fde68a; border-radius: 6px; font-size: 12px; }
.diagnostics ol { margin: 6px 0 0; padding-left: 18px; }
.diagnostics li { margin: 5px 0; }

.disclosure { margin-top: 12px; font-size: 12px; }
.disclosure summary { cursor: pointer; color: var(--muted); }
.kv { display: grid; grid-template-columns: auto 1fr; gap: 2px 10px; margin: 8px 0 0; font-size: 11px; }
.kv dt { color: var(--muted); }
.kv dd { margin: 0; font-family: var(--mono); word-break: break-all; }
.kv dd.fake { color: var(--error); }

.log-head { display: flex; justify-content: space-between; align-items: baseline; }
.log { margin-top: 8px; max-height: 70vh; overflow: auto; font-family: var(--mono); font-size: 11px; }
.entry { padding: 5px 6px; border-bottom: 1px solid var(--line); }
.entry:last-child { border-bottom: 0; }
.entry .ts { color: var(--muted); }
.entry .arrow { font-weight: 700; margin: 0 4px; }
.entry .kind { font-weight: 600; }
.entry.ok .kind { color: var(--ok); }
.entry.warn .kind { color: var(--warn); }
.entry.error .kind { color: var(--error); }
.entry .msg { display: block; margin-top: 2px; word-break: break-word; }
.entry .origin { color: var(--muted); }
.entry details { margin-top: 3px; }
.entry summary { cursor: pointer; color: var(--muted); }
.entry pre { margin: 4px 0 0; padding: 6px; background: var(--bg); border-radius: 4px;
             max-height: 260px; overflow: auto; white-space: pre-wrap; word-break: break-all; }