/* ==========================================================================
   Pannelli d'esempio in stile Grafana (statici, dati illustrativi).
   Palette categoriale validata con dataviz/validate_palette.js su #181B1F:
   #5794F2 · #D46A28 · #A352CC · #56A64B → ALL CHECKS PASS (dark).
   Ordine fisso, mai ciclato. Il verde è anche «ok» solo nelle soglie, con etichetta.
   ========================================================================== */
.gf{--gf-bg:#111217;--gf-panel:#181B1F;--gf-line:#2A2D35;--gf-grid:#24272E;--gf-text:#CCCCDC;--gf-muted:#9FA3AF;
  --s1:#5794F2;--s2:#D46A28;--s3:#A352CC;--s4:#56A64B;--ok:#56A64B;--warn:#E0B400;--crit:#E0525A;
  background:var(--gf-bg);color:var(--gf-text);border-radius:var(--r);padding:12px;font-family:Inter,"Segoe UI",system-ui,sans-serif;
  font-size:13px;line-height:1.4;box-shadow:var(--shadow-lg);position:relative}
.gf__bar{display:flex;align-items:center;gap:10px;padding:4px 4px 12px;color:var(--gf-muted);font-size:12px;flex-wrap:wrap}
.gf__bar b{color:var(--gf-text);font-family:inherit;font-weight:600;font-size:14px}
.gf__crumb{display:flex;align-items:center;gap:8px}
.gf__crumb svg{width:18px;height:18px}
.gf__ctl{margin-left:auto;display:flex;gap:6px}
.gf__ctl span{border:1px solid var(--gf-line);border-radius:3px;padding:3px 8px;background:var(--gf-panel)}
.gf__grid{display:grid;gap:8px;grid-template-columns:repeat(12,minmax(0,1fr))}
.gf-panel{background:var(--gf-panel);border:1px solid var(--gf-line);border-radius:3px;padding:8px 10px 10px;min-width:0;display:flex;flex-direction:column}
.gf-panel__t{font-size:12.5px;font-weight:600;color:var(--gf-text);margin:0 0 6px;font-family:inherit;line-height:1.3}
.gf-panel__body{flex:1;position:relative;min-height:0}
.c3{grid-column:span 3}.c4{grid-column:span 4}.c5{grid-column:span 5}.c6{grid-column:span 6}.c7{grid-column:span 7}.c8{grid-column:span 8}.c12{grid-column:span 12}
@media (max-width:760px){.gf__grid > *{grid-column:span 12}.gf__grid > .c3{grid-column:span 6}}

/* stat */
.gf-stat{display:flex;flex-direction:column;justify-content:center;height:100%;min-height:74px}
.gf-stat__v{font-size:clamp(26px,3vw,38px);font-weight:600;line-height:1.05;color:var(--gf-text)}
.gf-stat__d{font-size:12px;color:var(--gf-muted);margin-top:4px}
.gf-stat__d em{font-style:normal;color:var(--ok)}
.gf-stat svg{width:100%;height:30px;margin-top:6px}

/* time series */
.gf-ts{width:100%;height:auto;display:block;overflow:visible}
.gf-ts .grid line{stroke:var(--gf-grid);stroke-width:1}
.gf-ts .axis text{fill:var(--gf-muted);font-size:10px}
.gf-ts .line{fill:none;stroke-width:2;stroke-linejoin:round;stroke-linecap:round}
.gf-ts .area{opacity:.14}
.gf-ts .hit{fill:transparent;cursor:crosshair}
.gf-ts .cross{stroke:var(--gf-muted);stroke-dasharray:3 3;stroke-width:1;opacity:0}
.gf-ts .dot{opacity:0;stroke:var(--gf-panel);stroke-width:2}
.gf-legend{display:flex;flex-wrap:wrap;gap:4px 14px;margin-top:6px;font-size:12px;color:var(--gf-text)}
.gf-legend span{display:inline-flex;align-items:center;gap:6px}
.gf-legend i{width:14px;height:3px;border-radius:2px;display:inline-block}

/* bar gauge */
.gf-bg{display:grid;gap:7px}
.gf-bg__row{display:grid;grid-template-columns:minmax(80px,38%) 1fr auto;align-items:center;gap:8px;font-size:12px}
.gf-bg__track{display:block;height:14px;background:#22252B;border-radius:2px;overflow:hidden}
.gf-bg__fill{display:block;height:100%;border-radius:0 4px 4px 0;background:var(--s1)}
.gf-bg__v{font-variant-numeric:tabular-nums;color:var(--gf-text);min-width:34px;text-align:right}

/* gauge */
.gf-gauge{display:grid;place-items:center;height:100%}
.gf-gauge svg{width:min(170px,100%)}
.gf-gauge text{fill:var(--gf-text);font-family:inherit}

/* tabella */
.gf-table{width:100%;border-collapse:collapse;font-size:12px}
.gf-table th{text-align:left;color:var(--gf-muted);font-weight:600;padding:6px 8px;border-bottom:1px solid var(--gf-line)}
.gf-table td{padding:6px 8px;border-bottom:1px solid var(--gf-grid);color:var(--gf-text)}
.gf-table td.n{text-align:right;font-variant-numeric:tabular-nums}
.gf-table th.n{text-align:right}
.gf-cell-ok{color:var(--ok)}.gf-cell-warn{color:var(--warn)}

/* heatmap */
.gf-heat{display:grid;gap:2px}
.gf-heat i{display:block;aspect-ratio:1.6;border-radius:2px;background:var(--s1)}
.gf-heat__lbl{font-size:10px;color:var(--gf-muted);text-align:center}

/* tooltip condiviso */
.gf-tip{position:absolute;z-index:5;pointer-events:none;background:#22252B;border:1px solid var(--gf-line);border-radius:3px;
  padding:6px 9px;font-size:12px;color:var(--gf-text);box-shadow:0 6px 18px rgba(0,0,0,.4);white-space:nowrap;opacity:0;transition:opacity .12s}
.gf-tip.is-on{opacity:1}
.gf-tip b{display:block;color:var(--gf-muted);font-weight:500;margin-bottom:3px}
.gf-tip span{display:flex;align-items:center;gap:6px}
.gf-tip i{width:10px;height:3px;border-radius:2px}
.gf-sample{font-size:11px;color:var(--gf-muted);border:1px dashed var(--gf-line);border-radius:3px;padding:2px 7px}