/* Visual language follows the Benthic console: neutral frame, inset rounded page, 12px cards with 20px padding. */
:root {
  color-scheme: light;
  --background: #f5f5f7; --foreground: #202124; --card: #fff; --sheet: #fff;
  --primary: #18191b; --primary-foreground: #fff; --muted: #f5f5f6; --muted-foreground: #62636c;
  --accent: #ededf0; --destructive: #b42318; --border: #e9e9ed; --ring: #8a8b94; --data: #286e94; --ok: #2f7a55;
  --card-radius: 12px; --card-padding: 20px;
  --font: Inter, ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --mono: "Geist Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}
.dark {
  color-scheme: dark;
  --background: #090909; --foreground: #ededed; --card: #141414; --sheet: #111;
  --primary: #f3f3f3; --primary-foreground: #171717; --muted: #1b1b1b; --muted-foreground: #a0a0a4;
  --accent: #242424; --destructive: #f4857e; --border: #272727; --ring: #85858a; --data: #6badd0; --ok: #4c9873;
}
* { box-sizing: border-box; border-color: var(--border); }
body { margin: 0; background: var(--background); color: var(--foreground); font: 14px/1.5 var(--font); -webkit-font-smoothing: antialiased; }
a { color: inherit; }
button, input, select, textarea { font: inherit; color: inherit; }
button:not(:disabled), a, summary { cursor: pointer; }
:focus-visible { outline: 2px solid var(--ring); outline-offset: 3px; }
.skip-link { position: fixed; top: -100px; left: 16px; z-index: 100; background: var(--sheet); padding: 12px 20px; border: 1px solid var(--border); border-radius: 8px; }
.skip-link:focus { top: 12px; }

.shell { display: flex; min-height: 100vh; }
.sidebar { width: 240px; flex: none; padding: 22px 12px 12px; display: flex; flex-direction: column; position: sticky; top: 0; height: 100vh; overflow-y: auto; }
.brand { display: flex; align-items: center; gap: 9px; font-size: 21px; font-weight: 600; letter-spacing: -0.7px; padding: 0 8px; height: 26px; margin-bottom: 20px; }
.key-scope { margin: 0 4px 14px; padding: 10px; border: 1px solid var(--border); border-radius: 12px; background: var(--sheet); font-size: 12px; }
.key-scope strong { display: block; font-size: 13px; font-weight: 500; }
.key-scope small { color: var(--muted-foreground); }
.nav-group { margin-bottom: 15px; padding: 0 4px; }
.nav-label { font-size: 11px; color: var(--muted-foreground); padding: 0 12px; margin: 0 0 3px; height: 26px; line-height: 26px; }
.nav-link { display: flex; align-items: center; gap: 11px; height: 34px; padding: 0 12px; border: 1px solid transparent; border-radius: 8px; color: var(--muted-foreground); text-decoration: none; font-size: 13px; }
.nav-link:hover { background: var(--accent); color: var(--foreground); }
.nav-link[aria-current="page"] { background: var(--sheet); color: var(--foreground); border-color: var(--border); font-weight: 500; }
.nav-link svg { width: 16px; height: 16px; stroke-width: 1.6; }
.sidebar-foot { margin-top: auto; padding: 16px 8px 4px; display: grid; gap: 8px; font-size: 11px; color: var(--muted-foreground); }
.conn { display: flex; align-items: center; gap: 8px; }
.conn i { width: 6px; height: 6px; border-radius: 50%; background: var(--muted-foreground); }
.conn i.on { background: var(--ok); }
.conn i.off { background: var(--destructive); }

.inset { flex: 1; min-width: 0; padding: 0 12px 12px 0; }
.topbar { display: flex; align-items: center; gap: 12px; min-height: 64px; padding: 8px 20px 8px 12px; }
.crumbs { font-size: 12px; color: var(--muted-foreground); display: flex; gap: 12px; }
.crumbs b { font-weight: 400; color: var(--foreground); }
.spacer { flex: 1; }
.ghost { background: transparent; border: 0; color: var(--muted-foreground); padding: 6px 8px; border-radius: 8px; }
.ghost:hover { background: var(--accent); color: var(--foreground); }
#menu { display: none; }
.page { padding: 32px; min-height: calc(100vh - 76px); background: var(--sheet); border: 1px solid var(--border); border-radius: 16px; }
.page > h1 { font-size: 24px; font-weight: 500; letter-spacing: -0.65px; line-height: 1.3; margin: 0 0 6px; }
.page > .lede { color: var(--muted-foreground); max-width: 72ch; margin: 0 0 28px; line-height: 1.6; }
.eyebrow { font-size: 12px; color: var(--muted-foreground); margin-bottom: 6px; }

.grid { display: grid; gap: 16px; margin-bottom: 16px; }
.grid.cols-3 { grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); }
.grid.split { grid-template-columns: minmax(0, 1fr) 320px; align-items: start; }
.card { background: var(--card); border: 1px solid var(--border); border-radius: var(--card-radius); padding: var(--card-padding); }
.card + .card { margin-top: 16px; }
.grid > .card + .card { margin-top: 0; }
.card h2 { font-size: 15px; font-weight: 500; margin: 0 0 4px; }
.card .sub { color: var(--muted-foreground); font-size: 12px; margin: 0 0 14px; }
.metric { font-size: 26px; font-weight: 500; letter-spacing: -0.5px; font-variant-numeric: tabular-nums; }
.metric-label { font-size: 12px; color: var(--muted-foreground); }

label { display: block; font-size: 13px; font-weight: 500; margin: 14px 0 6px; }
input, select, textarea { width: 100%; background: var(--sheet); border: 1px solid var(--border); border-radius: 8px; padding: 9px 12px; font-size: 13px; }
textarea { resize: vertical; min-height: 84px; }
.row { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }
.row > * { flex: none; }
.row > .grow { flex: 1; min-width: 140px; }
button.btn { background: var(--primary); color: var(--primary-foreground); border: 1px solid var(--primary); border-radius: 8px; padding: 8px 14px; font-size: 13px; font-weight: 500; }
button.btn.outline { background: var(--sheet); color: var(--foreground); border-color: var(--border); }
button.btn.outline:hover:not(:disabled) { background: var(--muted); }
button.btn.danger { background: transparent; color: var(--destructive); border-color: var(--border); }
button.btn:disabled { opacity: 0.5; cursor: not-allowed; }
.chip { display: inline-block; font-size: 11px; border: 1px solid var(--border); border-radius: 999px; padding: 1px 8px; color: var(--muted-foreground); }
.chip.ok { color: var(--ok); }
.chip.bad { color: var(--destructive); }

table { width: 100%; border-collapse: collapse; font-size: 13px; font-variant-numeric: tabular-nums; }
th { text-align: left; font-weight: 400; color: var(--muted-foreground); font-size: 12px; height: 40px; border-bottom: 1px solid var(--border); padding: 0 12px; }
td { padding: 12px; border-bottom: 1px solid var(--border); vertical-align: top; }
tr:last-child td { border-bottom: 0; }
td.num, th.num { text-align: right; }
.table-wrap { overflow-x: auto; margin: 0 -8px; }
code, .mono { font-family: var(--mono); font-size: 12px; }
pre { background: var(--muted); border: 1px solid var(--border); border-radius: 8px; padding: 12px 14px; overflow-x: auto; margin: 8px 0 0; font-family: var(--mono); font-size: 12px; line-height: 1.6; }
.copyable { display: flex; gap: 8px; align-items: stretch; }
.copyable pre { flex: 1; margin: 0; }
.notice { border: 1px solid var(--border); border-radius: 8px; padding: 10px 14px; font-size: 13px; background: var(--muted); margin: 0 0 16px; }
.notice.error { color: var(--destructive); }
.notice.ok { color: var(--ok); }
.empty { color: var(--muted-foreground); padding: 28px 0; text-align: center; }
.tabs { display: flex; gap: 4px; margin-bottom: 8px; }
.tabs button { background: transparent; border: 1px solid transparent; border-radius: 8px; padding: 5px 12px; color: var(--muted-foreground); font-size: 13px; }
.tabs button[aria-selected="true"] { background: var(--sheet); color: var(--foreground); border-color: var(--border); }

.chat { display: grid; gap: 12px; margin-bottom: 14px; }
.msg { padding: 10px 14px; border-radius: 10px; background: var(--muted); white-space: pre-wrap; word-break: break-word; }
.msg.user { background: var(--accent); }
.msg small { display: block; color: var(--muted-foreground); font-size: 11px; margin-bottom: 2px; }
.msg details { color: var(--muted-foreground); margin-bottom: 6px; font-size: 12px; }
.kv { display: flex; justify-content: space-between; font-size: 12px; color: var(--muted-foreground); padding: 2px 0; }
.kv b { font-weight: 400; color: var(--foreground); font-variant-numeric: tabular-nums; }
.steps { counter-reset: step; display: grid; gap: 16px; }
.steps > .card { position: relative; padding-left: 56px; }
.steps > .card::before { counter-increment: step; content: counter(step); position: absolute; left: 18px; top: 18px; width: 24px; height: 24px; border-radius: 50%; border: 1px solid var(--border); display: grid; place-items: center; font-size: 12px; color: var(--muted-foreground); }

@media (max-width: 900px) {
  .grid.split { grid-template-columns: 1fr; }
  .sidebar { position: fixed; z-index: 20; background: var(--background); transform: translateX(-100%); transition: transform 0.15s; border-right: 1px solid var(--border); }
  .sidebar.open { transform: none; }
  .inset { padding: 0 8px 8px; }
  .page { padding: 20px; }
  #menu { display: inline-block; }
}
@media (prefers-reduced-motion: reduce) { * { transition: none !important; } }