/* Pulse3D viewer — light ("white mode") by default; .p3d-dark switches to dark.
   All chrome reads from CSS variables so the toggle recolors everything at once. */
:root {
  --p3d-accent: #0071e3;
  --p3d-bg: #eef1f6;
  --p3d-panel: rgba(255, 255, 255, 0.92);
  --p3d-panel-border: rgba(15, 25, 45, 0.1);
  --p3d-ink: #14202e;
  --p3d-muted: #5a6675;
  --p3d-surface: #ffffff;
  --p3d-surface-2: #f3f5f9;
  --p3d-hover: rgba(15, 25, 45, 0.05);
  --p3d-topbar-grad: linear-gradient(180deg, rgba(255, 255, 255, 0.96), rgba(255, 255, 255, 0));
  --p3d-read: #0071e3;
  --p3d-write: #c77700;
  --p3d-error: #d62f26;
  --p3d-ok: #1fae82;
  --p3d-shadow: 0 10px 34px rgba(20, 32, 46, 0.14);
  font-family: Inter, -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
}
body.p3d-dark {
  --p3d-bg: #05060a;
  --p3d-panel: rgba(18, 22, 30, 0.82);
  --p3d-panel-border: rgba(255, 255, 255, 0.08);
  --p3d-ink: #e7edf5;
  --p3d-muted: #8b98a8;
  --p3d-surface: #0c0f16;
  --p3d-surface-2: rgba(255, 255, 255, 0.04);
  --p3d-hover: rgba(255, 255, 255, 0.06);
  --p3d-topbar-grad: linear-gradient(180deg, rgba(5, 6, 10, 0.9), rgba(5, 6, 10, 0));
  --p3d-read: #2f9bff;
  --p3d-write: #ffb020;
  --p3d-error: #ff3b30;
  --p3d-ok: #53d0a8;
  --p3d-shadow: 0 16px 40px rgba(0, 0, 0, 0.4);
}

* { box-sizing: border-box; }
html, body { margin: 0; height: 100%; background: var(--p3d-bg); color: var(--p3d-ink); overflow: hidden; }

.p3d-stage { position: fixed; inset: 0; }
.p3d-stage canvas { display: block; }
.p3d-overlay { position: fixed; inset: 0; pointer-events: none; }
.p3d-overlay > * { pointer-events: auto; }

/* ---- top bar ---- */
.p3d-topbar {
  position: absolute; top: 0; left: 0; right: 0; height: 56px;
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  padding: 0 16px; background: var(--p3d-topbar-grad);
}
.p3d-brand { display: flex; align-items: center; gap: 10px; min-width: 190px; }
.p3d-logo {
  width: 18px; height: 18px; border-radius: 6px;
  background: radial-gradient(circle at 30% 30%, #4aa8ff, var(--p3d-accent));
  box-shadow: 0 0 14px rgba(0, 113, 227, 0.5);
}
.p3d-logo--lg { width: 40px; height: 40px; border-radius: 12px; margin-bottom: 14px; }
.p3d-brand__name { font-weight: 600; letter-spacing: 0.2px; }
.p3d-selftest {
  font-size: 10px; font-weight: 700; letter-spacing: 0.5px; color: #0b0d12;
  background: var(--p3d-write); padding: 2px 7px; border-radius: 999px;
}

.p3d-topbar__center { display: flex; align-items: center; gap: 14px; flex: 1; justify-content: center; }
.p3d-topbar__right { display: flex; align-items: center; gap: 8px; min-width: 190px; justify-content: flex-end; }

.p3d-field { display: flex; align-items: center; gap: 6px; font-size: 12px; color: var(--p3d-muted); }
.p3d-select {
  appearance: none; background: var(--p3d-surface); color: var(--p3d-ink);
  border: 1px solid var(--p3d-panel-border); border-radius: 8px; padding: 5px 10px; font-size: 12px;
}
.p3d-filters { display: flex; gap: 6px; }
.p3d-chip {
  border: 1px solid var(--p3d-panel-border); background: var(--p3d-surface);
  color: var(--p3d-ink); border-radius: 999px; padding: 5px 11px; font-size: 12px; cursor: pointer;
  display: flex; align-items: center; gap: 6px; transition: opacity .15s, background .15s;
}
.p3d-chip::before { content: ''; width: 8px; height: 8px; border-radius: 50%; }
.p3d-chip--read::before { background: var(--p3d-read); }
.p3d-chip--write::before { background: var(--p3d-write); }
.p3d-chip--error::before { background: var(--p3d-error); }
.p3d-chip--off { opacity: 0.4; }

.p3d-toggle {
  border: 1px solid var(--p3d-panel-border); background: var(--p3d-surface);
  color: var(--p3d-muted); border-radius: 8px; padding: 5px 10px; font-size: 12px; cursor: pointer;
}
.p3d-toggle--on { color: #fff; background: var(--p3d-accent); border-color: var(--p3d-accent); }
.p3d-btn {
  border: 1px solid var(--p3d-panel-border); background: var(--p3d-surface); color: var(--p3d-ink);
  border-radius: 8px; padding: 5px 12px; font-size: 12px; cursor: pointer;
}
.p3d-btn:hover { background: var(--p3d-hover); }

.p3d-status { display: flex; align-items: center; gap: 6px; font-size: 12px; color: var(--p3d-muted); }
.p3d-status i { width: 8px; height: 8px; border-radius: 50%; background: var(--p3d-muted); }
.p3d-status[data-state="live"] i { background: var(--p3d-ok); box-shadow: 0 0 8px var(--p3d-ok); }
.p3d-status[data-state="error"] i { background: var(--p3d-error); }
.p3d-status[data-state="connecting"] i { background: var(--p3d-write); }

/* ---- recent traces rail ---- */
.p3d-rail {
  position: absolute; left: 16px; top: 68px; width: 250px; max-height: calc(100% - 96px);
  background: var(--p3d-panel); border: 1px solid var(--p3d-panel-border); border-radius: 14px;
  backdrop-filter: blur(14px); display: flex; flex-direction: column; overflow: hidden; box-shadow: var(--p3d-shadow);
}
.p3d-rail__title { margin: 0; padding: 12px 14px; font-size: 12px; letter-spacing: .3px; color: var(--p3d-muted); text-transform: uppercase; }
.p3d-tracelist { overflow-y: auto; padding: 0 8px 8px; }
.p3d-trace {
  width: 100%; text-align: left; border: none; background: transparent; color: var(--p3d-ink);
  padding: 8px 10px; border-radius: 9px; cursor: pointer; display: flex; flex-direction: column; gap: 2px;
}
.p3d-trace:hover { background: var(--p3d-hover); }
.p3d-trace--error { border-left: 2px solid var(--p3d-error); }
.p3d-trace__name { font-size: 13px; font-weight: 500; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.p3d-trace__meta { font-size: 11px; color: var(--p3d-muted); }
.p3d-empty { color: var(--p3d-muted); font-size: 12px; padding: 8px 10px; }

/* ---- node detail panel ---- */
.p3d-panel {
  position: absolute; right: 16px; top: 68px; width: 280px;
  background: var(--p3d-panel); border: 1px solid var(--p3d-panel-border); border-radius: 14px;
  backdrop-filter: blur(14px); padding: 14px; box-shadow: var(--p3d-shadow);
}
.p3d-panel__head { display: flex; justify-content: space-between; align-items: center; }
.p3d-panel__close { background: none; border: none; color: var(--p3d-muted); font-size: 20px; cursor: pointer; line-height: 1; }
.p3d-panel__title { margin: 8px 0 2px; font-size: 16px; word-break: break-word; }
.p3d-panel__sub { margin: 0 0 12px; color: var(--p3d-muted); font-size: 12px; }
.p3d-badge { font-size: 10px; font-weight: 700; letter-spacing: .4px; text-transform: uppercase; padding: 3px 8px; border-radius: 999px; background: var(--p3d-hover); }
.p3d-metrics { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.p3d-metric { background: var(--p3d-surface-2); border-radius: 10px; padding: 10px; display: flex; flex-direction: column; gap: 2px; }
.p3d-metric__value { font-size: 18px; font-weight: 600; }
.p3d-metric__label { font-size: 11px; color: var(--p3d-muted); }
.p3d-metric--warn .p3d-metric__value { color: var(--p3d-error); }

/* layer accent chips/dots reused across panel + waterfall */
.p3d-layer-entry { --lc: #1f7ae0; }
.p3d-layer-guard { --lc: #7a5cf0; }
.p3d-layer-controller { --lc: #0e9bc4; }
.p3d-layer-service { --lc: #1fae82; }
.p3d-layer-db { --lc: #d18a00; }
.p3d-layer-cache { --lc: #d44f9a; }
.p3d-layer-queue { --lc: #9a7b30; }
.p3d-layer-external { --lc: #e0574f; }
.p3d-layer-other { --lc: #6b7688; }
.p3d-badge[class*="p3d-layer-"] { background: color-mix(in srgb, var(--lc) 20%, transparent); color: var(--lc); }
.p3d-dot { display: inline-block; width: 8px; height: 8px; border-radius: 50%; margin-right: 7px; background: var(--lc, var(--p3d-muted)); }

/* ---- trace waterfall overlay ---- */
.p3d-waterfall { position: absolute; inset: 0; background: rgba(20, 32, 46, 0.35); display: flex; align-items: center; justify-content: center; }
.p3d-wf-panel {
  width: min(920px, 92vw); max-height: 82vh; overflow: hidden; display: flex; flex-direction: column;
  background: var(--p3d-surface); border: 1px solid var(--p3d-panel-border); border-radius: 16px; box-shadow: var(--p3d-shadow);
}
.p3d-wf-head { display: flex; justify-content: space-between; align-items: flex-start; padding: 16px 18px; border-bottom: 1px solid var(--p3d-panel-border); }
.p3d-wf-head h3 { margin: 0 0 4px; font-size: 15px; }
.p3d-wf-head p { margin: 0; font-size: 12px; color: var(--p3d-muted); }
.p3d-wf-close { background: none; border: none; color: var(--p3d-muted); font-size: 22px; cursor: pointer; }
.p3d-err { color: var(--p3d-error); }
.p3d-wf-rows { overflow-y: auto; padding: 8px 12px 16px; }
.p3d-wf-row { display: grid; grid-template-columns: 260px 1fr; gap: 10px; align-items: center; height: 26px; }
.p3d-wf-name { font-size: 12px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; color: var(--p3d-ink); }
.p3d-wf-track { position: relative; height: 16px; background: var(--p3d-surface-2); border-radius: 5px; }
.p3d-wf-bar { position: absolute; top: 0; height: 16px; border-radius: 5px; background: var(--lc, var(--p3d-read)); display: flex; align-items: center; min-width: 3px; }
.p3d-wf-bar--error { background: var(--p3d-error); }
.p3d-wf-dur { font-size: 10px; color: rgba(255,255,255,0.95); font-weight: 600; padding: 0 5px; white-space: nowrap; }

/* ---- not-configured splash ---- */
.p3d-notconfigured { position: absolute; inset: 0; display: flex; align-items: center; justify-content: center; }
.p3d-nc-card { max-width: 420px; text-align: center; padding: 32px; background: var(--p3d-panel); border: 1px solid var(--p3d-panel-border); border-radius: 18px; box-shadow: var(--p3d-shadow); }
.p3d-nc-card h1 { font-size: 20px; margin: 0 0 10px; }
.p3d-nc-card p { color: var(--p3d-muted); font-size: 13px; line-height: 1.6; }
.p3d-nc-card code { background: var(--p3d-hover); padding: 2px 6px; border-radius: 5px; color: var(--p3d-ink); }

.p3d-embed .p3d-rail { top: 64px; }

@media (max-width: 720px) {
  .p3d-topbar__center .p3d-field { display: none; }
  .p3d-rail { display: none; }
}