:root {
  --bg: #f4f6f8; --surface: #ffffff; --ink: #14212b; --muted: #5a6b78; --line: #d8dee4;
  --accent: #0b5c94; --accent-ink: #ffffff; --ok: #1d7a46; --warn: #a15c00; --err: #b3261e;
  --warning: #f99028; --danger: #ff2c0f; --extreme: #92000a; --chip: #eef2f5;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #0f1418; --surface: #182027; --ink: #e6edf2; --muted: #9aabb8; --line: #2c3740;
    --accent: #5aa9e6; --accent-ink: #08131c; --ok: #5fc48a; --warn: #f0b45a; --err: #ff8a80; --chip: #222c34;
  }
}
:root[data-theme="dark"] {
  --bg: #0f1418; --surface: #182027; --ink: #e6edf2; --muted: #9aabb8; --line: #2c3740;
  --accent: #5aa9e6; --accent-ink: #08131c; --ok: #5fc48a; --warn: #f0b45a; --err: #ff8a80; --chip: #222c34;
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--ink); font: 15px/1.45 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; }
.top { display: flex; align-items: center; justify-content: space-between; padding: 12px 16px; background: var(--surface); border-bottom: 1px solid var(--line); position: sticky; top: 0; z-index: 2; }
.brand { display: flex; gap: 10px; align-items: center; }
.brand img { border-radius: 8px; }
h1 { font-size: 18px; margin: 0; }
.sub { margin: 0; color: var(--muted); font-size: 13px; }
main { max-width: 1200px; margin: 0 auto; padding: 16px; }
.intro p { margin: 0 0 12px; color: var(--muted); }
.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 520px), 1fr)); gap: 16px; }
.card, .panel { background: var(--surface); border: 1px solid var(--line); border-radius: 10px; padding: 14px; min-width: 0; }
.panel { margin-top: 16px; }
.cardHead { display: flex; justify-content: space-between; align-items: center; gap: 8px; flex-wrap: wrap; }
h2 { font-size: 16px; margin: 0 0 8px; }
h3 { font-size: 14px; margin: 14px 0 6px; }
.tabs button { border: 1px solid var(--line); background: var(--chip); color: var(--ink); padding: 4px 10px; cursor: pointer; }
.tabs button:first-child { border-radius: 6px 0 0 6px; }
.tabs button:last-child { border-radius: 0 6px 6px 0; }
.tabs button[aria-selected="true"] { background: var(--accent); color: var(--accent-ink); border-color: var(--accent); }
.drop { display: block; border: 2px dashed var(--line); border-radius: 8px; padding: 18px; text-align: center; color: var(--muted); cursor: pointer; margin-top: 10px; }
.drop.over { border-color: var(--accent); color: var(--ink); }
.tracePreview { width: 100%; max-width: 100%; margin-top: 10px; border: 1px solid var(--line); border-radius: 6px; background: #fff; }
label { display: block; font-size: 13px; color: var(--muted); }
input, select, textarea { width: 100%; font: inherit; color: var(--ink); background: var(--bg); border: 1px solid var(--line); border-radius: 6px; padding: 5px 7px; margin-top: 2px; }
input:disabled, select:disabled { opacity: 0.75; }
.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.span2 { grid-column: span 2; }
@media (max-width: 520px) { .grid2 { grid-template-columns: 1fr; } .span2 { grid-column: auto; } }
table { width: 100%; border-collapse: collapse; font-size: 13px; }
th, td { text-align: left; padding: 4px; border-bottom: 1px solid var(--line); vertical-align: middle; }
td input { padding: 3px 5px; }
td input[type="checkbox"] { width: auto; }
.rows td:nth-child(4) input, .rows td:nth-child(5) input { max-width: 90px; }
.rows td:nth-child(3) input { min-width: 125px; }
.rows, .thr { display: block; overflow-x: auto; }
.lvl { display: inline-flex; align-items: center; gap: 6px; }
.dot { width: 10px; height: 10px; border-radius: 50%; display: inline-block; }
.kind { font-size: 12px; padding: 1px 6px; border-radius: 10px; background: var(--chip); white-space: nowrap; }
.kind.forecast { color: var(--warn); }
.kind.undated { color: var(--muted); }
button { font: inherit; border: 1px solid var(--line); background: var(--chip); color: var(--ink); border-radius: 6px; padding: 6px 12px; cursor: pointer; }
button.primary { background: var(--accent); color: var(--accent-ink); border-color: var(--accent); }
button:disabled { opacity: 0.5; cursor: not-allowed; }
.rowTools { display: flex; gap: 8px; align-items: flex-start; margin-top: 8px; flex-wrap: wrap; }
.paste { flex: 1; min-width: 200px; }
.flags { padding-left: 18px; color: var(--warn); font-size: 13px; }
.flags li.err { color: var(--err); }
.confirmRow { display: flex; gap: 10px; align-items: center; margin-top: 10px; }
.confirmState.ok { color: var(--ok); font-weight: 600; }
.muted { color: var(--muted); }
.small { font-size: 12px; }
.ok { color: var(--ok); } .err { color: var(--err); } .warn { color: var(--warn); }
.badge { font-size: 12px; padding: 2px 8px; border-radius: 10px; background: var(--chip); color: var(--ok); }
.badge.off { color: var(--warn); }
.status { padding: 8px 10px; border-radius: 6px; background: var(--chip); margin: 8px 0; }
.status.err { border-left: 3px solid var(--err); }
.status.ok { border-left: 3px solid var(--ok); }
.status.warn { border-left: 3px solid var(--warn); }
.settings summary { cursor: pointer; font-weight: 600; }
footer { max-width: 1200px; margin: 0 auto; padding: 16px; color: var(--muted); font-size: 12px; }
code { background: var(--chip); padding: 0 4px; border-radius: 4px; }

.lbl { display: block; font-size: 13px; color: var(--muted); }
.dnName { padding: 6px 0; font-weight: 600; }
h2.step { margin: 18px 0 10px; }
.segPick { margin: 0 0 16px; }
.disabledDrop { opacity: 0.5; }
.prof { width: 100%; height: auto; background: var(--surface); }
.prof .grid { stroke: var(--line); stroke-width: 1; }
.prof .ax { fill: var(--muted); font-size: 12px; }
.prof .band { fill: #5aa9e6; opacity: 0.35; }
.prof .med { fill: none; stroke: var(--accent); stroke-width: 1.6; }
.prof .gauge { fill: var(--ink); }
.runBar { display: flex; gap: 10px; align-items: flex-end; flex-wrap: wrap; margin: 8px 0; }
.runBar label { width: auto; }
#nodeTable table { display: block; overflow-x: auto; }
.rows, .thr, #nodeTable table { max-width: 100%; }
.status, .muted, .flags { overflow-wrap: anywhere; }
.prof .ttl { fill: var(--ink); font-weight: 600; }
.profWrap { position: relative; }
.tip { position: absolute; z-index: 3; width: 220px; background: var(--surface); border: 1px solid var(--line); border-radius: 6px; padding: 6px 8px; font-size: 12px; box-shadow: 0 2px 8px rgba(0,0,0,.15); pointer-events: none; }
.prof .hoverLine { stroke: var(--muted); stroke-dasharray: 3 3; }
.prof .selLine { stroke: #d0008f; stroke-width: 1.5; }
.prof .whisk { stroke: var(--accent); stroke-width: 1.5; }
.prof .bandR { fill: #5aa9e6; opacity: 0.35; }
.prof .medDot { fill: var(--accent); }
.prof .hit { cursor: crosshair; }
.nodePanel { margin-top: 12px; border-top: 1px solid var(--line); padding-top: 8px; }
.nodePanel table { display: block; overflow-x: auto; max-width: 100%; }