/* Claymorphism: soft, "inflated" cards — large radius, a soft drop shadow outside and a light/dark
   pair of inner shadows, like modelling clay. Loaded last; it only restyles surfaces, never layout
   that the wires measure (the rail terminals stay on each card's top edge). */
:root, :root[data-theme="dark"] {
  --clay-radius: 22px;
  --clay-radius-sm: 14px;
  --clay-bg: linear-gradient(145deg, #1d252e, #161c23);
  --clay-shadow: 8px 12px 24px rgb(0 0 0 / 0.45), inset -5px -6px 12px rgb(0 0 0 / 0.35), inset 5px 6px 12px rgb(255 255 255 / 0.05);
  --clay-shadow-sm: 4px 6px 12px rgb(0 0 0 / 0.4), inset -3px -3px 6px rgb(0 0 0 / 0.3), inset 3px 3px 6px rgb(255 255 255 / 0.05);
  --clay-pressed: inset 4px 5px 10px rgb(0 0 0 / 0.45), inset -3px -3px 8px rgb(255 255 255 / 0.04);
}
:root[data-theme="light"] {
  --clay-bg: linear-gradient(145deg, #ffffff, #edf2f8);
  --clay-shadow: 10px 14px 28px rgb(30 60 110 / 0.16), inset -6px -8px 14px rgb(120 145 180 / 0.18), inset 6px 8px 14px rgb(255 255 255 / 0.95);
  --clay-shadow-sm: 4px 6px 14px rgb(30 60 110 / 0.14), inset -3px -4px 8px rgb(120 145 180 / 0.18), inset 3px 4px 8px rgb(255 255 255 / 0.95);
  --clay-pressed: inset 4px 5px 10px rgb(60 90 140 / 0.22), inset -4px -4px 10px rgb(255 255 255 / 0.9);
}

/* Cards: KPIs, compressor columns, blocks of the detail and of the full-page views. */
.kpis { gap: 12px 16px; padding-top: 8px; padding-bottom: 12px; }
.kpi { padding: 10px 14px; border-radius: var(--clay-radius); background: var(--clay-bg); box-shadow: var(--clay-shadow); }
button.kpi { border: 0; text-align: left; }

.col { border-top: 0; border-radius: var(--clay-radius); background: var(--clay-bg); padding: 12px 12px 12px;
  box-shadow: inset 0 4px 0 var(--tone), var(--clay-shadow); transition: transform 0.15s ease, box-shadow 0.15s ease; }
.col:hover, .col.is-hover { transform: translateY(-2px); }
.col:active { background: var(--clay-bg); box-shadow: inset 0 4px 0 var(--tone), var(--clay-pressed); }
.col.is-selected { box-shadow: inset 0 4px 0 var(--tone), 0 0 0 2px var(--select), var(--clay-shadow); }
.col__meter { height: 6px; border-radius: 3px; box-shadow: var(--clay-pressed); }

.detail__block, .fleet__block, .uev-box, .sigs__group, .range__notice, .offline, .detail__alarm,
.detail__charts > .chart {
  border-top: 0; border-radius: var(--clay-radius); background: var(--clay-bg); box-shadow: var(--clay-shadow);
}
.detail__block, .fleet__block, .uev-box, .sigs__group { padding: 16px 18px 14px; }
.detail__grid { gap: 18px 22px; padding-top: 12px; }
.detail__charts { gap: 18px; }
.detail__charts > .chart { padding: 14px 16px 10px; }
.fleet__charts { gap: 20px 24px; padding-top: 6px; }
.range__notice { padding: 14px 16px; }
.uev, .sig { border-bottom: 0; border-radius: var(--clay-radius-sm); }
.uev { background: var(--surface-2); box-shadow: inset 4px 0 0 var(--sw), var(--clay-shadow-sm); }
.sigs__list { gap: 6px; }
.sig { box-shadow: var(--clay-shadow-sm); background: var(--clay-bg); }

/* Side detail panel: one big clay sheet beside the 3D. */
@media (min-width: 960px) {
  .app.is-detail .detail { margin: 10px 12px 12px 0; border-radius: var(--clay-radius); background: var(--clay-bg); box-shadow: var(--clay-shadow); }
}

/* Pills: chips, header buttons, the state key, tags over the 3D. */
.chip, .head__btn, .detail__back { border-radius: 999px; background: var(--clay-bg); box-shadow: var(--clay-shadow-sm); }
.chip[aria-pressed="true"] { background: var(--accent); box-shadow: var(--clay-pressed), 0 0 0 1px var(--accent); }
.chip:active, .head__btn:active, .detail__back:active { box-shadow: var(--clay-pressed); }
.states-key li { background: var(--clay-bg); box-shadow: var(--clay-shadow-sm); }
.tag__btn { border-radius: var(--clay-radius-sm); }

/* Tabs: the current one becomes a raised pill instead of an underline. */
.topnav__row, .dtabs { padding-top: 6px; padding-bottom: 6px; gap: 6px; }
.topnav__tab, .dtabs__tab { border-bottom: 0; border-radius: 999px; padding: 10px 14px; }
.topnav__tab[aria-current="page"], .dtabs__tab[aria-selected="true"] { background: var(--clay-bg); box-shadow: var(--clay-shadow-sm); color: var(--accent); }
.topnav { border-bottom: 0; }

/* Tooltips and the help dialog share the soft look. */
.chart__tip { border-radius: var(--clay-radius-sm); background: var(--clay-bg); box-shadow: var(--clay-shadow); }
.help { border-radius: var(--clay-radius); background: var(--clay-bg); }
.help__head { background: transparent; }
.help__sources li { border-radius: var(--clay-radius-sm); background: var(--clay-bg); box-shadow: inset 3px 0 0 var(--accent), var(--clay-shadow-sm); }

@media (prefers-reduced-motion: reduce) { .col { transition: none; } .col:hover, .col.is-hover { transform: none; } }

/* Desktop console: the cards must not squeeze the 3D band — compact KPI notes and rail stats. */
@media (min-width: 960px) {
  .kpi .kpi__sub { margin-top: 4px; }
  .col { gap: 6px; }
  .col__stats { flex-wrap: nowrap; gap: 4px 10px; }
  .col__big { font-size: 28px; }
}
/* The key's chips are taller than plain labels: give the phone strip room for its three rows. */
@media (max-width: 559px) { .scene-cell { --key-h: 74px; } }