.signal-showcase {
  padding: 18px 0 96px;
}

.signal-field {
  --sf-text: var(--text);
  --sf-text-soft: var(--text-soft);
  --sf-muted: var(--muted);
  --sf-faint: var(--faint);
  --sf-line: var(--line);
  --sf-control-border: var(--control-border);
  --sf-accent: var(--accent);
  --sf-accent-border: var(--accent-border);
  --sf-violet: var(--violet);
  --sf-focus: var(--focus);
  --sf-card-top: #18212b;
  --sf-card-bottom: #0f1620;
  --sf-visual-top: #0d1117;
  --sf-visual-bottom: #111a24;
  --sf-tooltip-bg: rgba(13, 17, 23, .96);
  --sf-grid: rgba(103, 214, 232, .09);
  --sf-data-zero: #657589;
  --sf-data-low: #8778d8;
  --sf-data-mid: #648fd5;
  --sf-data-high: #67d6e8;
  --sf-data-peak: #e7fbff;
  --sf-data-glow: rgba(103, 214, 232, .22);
  --sf-pointer: rgba(103, 214, 232, .08);
  --sf-canvas-height: clamp(310px, 32vw, 370px);
  position: relative;
  overflow: hidden;
  isolation: isolate;
  border: 1px solid var(--sf-accent-border);
  border-radius: 30px;
  color: var(--sf-text);
  background:
    linear-gradient(135deg, var(--surface-soft), transparent 28%),
    linear-gradient(180deg, var(--sf-card-top), var(--sf-card-bottom));
  box-shadow: var(--shadow), inset 0 1px 0 rgba(255, 255, 255, .045);
}

:root[data-theme="light"] .signal-field {
  --sf-card-top: #ffffff;
  --sf-card-bottom: #e8eef5;
  --sf-visual-top: #f7f9fb;
  --sf-visual-bottom: #e8eef5;
  --sf-tooltip-bg: rgba(255, 255, 255, .97);
  --sf-grid: rgba(11, 114, 133, .12);
  --sf-data-zero: #718091;
  --sf-data-low: #6d4cc8;
  --sf-data-mid: #42659b;
  --sf-data-high: #0b7285;
  --sf-data-peak: #063f50;
  --sf-data-glow: rgba(11, 114, 133, .16);
  --sf-pointer: rgba(11, 114, 133, .10);
  box-shadow: var(--shadow), inset 0 1px 0 rgba(255, 255, 255, .7);
}

.signal-field::before,
.signal-field::after {
  content: "";
  position: absolute;
  z-index: -1;
  border-radius: 50%;
  filter: blur(18px);
  pointer-events: none;
}

.signal-field::before {
  width: 420px;
  height: 420px;
  left: -190px;
  top: -220px;
  background: radial-gradient(circle, var(--accent-soft), transparent 68%);
}

.signal-field::after {
  width: 380px;
  height: 380px;
  right: -190px;
  bottom: -250px;
  background: radial-gradient(circle, var(--violet-soft), transparent 68%);
}

.signal-field__header {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 26px;
  align-items: end;
  padding: clamp(28px, 5vw, 52px) clamp(24px, 5vw, 56px) 26px;
}

.signal-field__eyebrow {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 13px;
  color: var(--sf-accent);
  font-size: .72rem;
  font-weight: 850;
  letter-spacing: .17em;
  text-transform: uppercase;
}

.signal-field__eyebrow::before {
  content: "";
  width: 7px;
  height: 7px;
  flex: 0 0 7px;
  border-radius: 50%;
  background: var(--sf-accent);
  box-shadow: 0 0 16px var(--sf-data-glow);
  animation: signal-status-pulse 3.2s ease-in-out infinite;
}

@keyframes signal-status-pulse {
  0%, 100% { opacity: .48; transform: scale(.82); }
  50% { opacity: 1; transform: scale(1); }
}

.signal-field__title {
  max-width: 820px;
  margin: 0;
  font-size: clamp(2.25rem, 5vw, 4.8rem);
  line-height: .98;
  letter-spacing: -.055em;
}

.signal-field__title strong {
  color: var(--sf-accent);
  font-weight: 900;
  text-shadow: 0 0 36px var(--sf-data-glow);
}

.signal-field__subhead {
  max-width: 760px;
  margin: 16px 0 0;
  color: var(--sf-muted);
  font-size: clamp(.9rem, 1.5vw, 1.03rem);
}

.signal-field__motion {
  align-self: start;
  min-height: 40px;
  padding: 9px 13px;
  border: 1px solid var(--sf-control-border);
  border-radius: 999px;
  color: var(--sf-muted);
  background: var(--surface-soft);
  cursor: pointer;
  font: inherit;
  font-size: .72rem;
  font-weight: 780;
  letter-spacing: .07em;
  text-transform: uppercase;
  transition: border-color .2s ease, color .2s ease, background .2s ease;
}

.signal-field__motion:hover,
.signal-field__motion[aria-pressed="true"] {
  border-color: var(--sf-accent-border);
  color: var(--sf-text);
  background: var(--accent-soft);
}

.signal-field__motion:disabled {
  cursor: not-allowed;
  opacity: .65;
}

.signal-field__motion:focus-visible,
.signal-field__data summary:focus-visible {
  outline: 3px solid var(--sf-focus);
  outline-offset: 3px;
}

.signal-field__canvas:focus-visible {
  outline: 3px solid var(--sf-focus);
  outline-offset: -5px;
}

.signal-field__metrics {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  margin: 0 clamp(24px, 5vw, 56px);
  border-top: 1px solid var(--sf-line);
  border-bottom: 1px solid var(--sf-line);
}

.signal-field__metric {
  min-width: 0;
  padding: 18px 17px 17px;
  border-right: 1px solid var(--sf-line);
}

.signal-field__metric:first-child { padding-left: 0; }
.signal-field__metric:last-child { border-right: 0; }

.signal-field__metric-value {
  display: block;
  color: var(--sf-accent);
  font-size: clamp(1.45rem, 3vw, 2.2rem);
  font-weight: 880;
  letter-spacing: -.04em;
  line-height: 1;
  text-shadow: 0 0 24px var(--sf-data-glow);
  white-space: nowrap;
}

.signal-field__metric-unit {
  color: var(--sf-muted);
  font-size: .42em;
  font-weight: 820;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.signal-field__metric-label {
  display: block;
  margin-top: 4px;
  color: var(--sf-faint);
  font-size: .66rem;
  font-weight: 780;
  letter-spacing: .12em;
  text-transform: uppercase;
}

.signal-field__visual {
  position: relative;
  min-height: var(--sf-canvas-height);
  margin: 20px clamp(10px, 2vw, 24px) 0;
  overflow: hidden;
  border: 1px solid var(--sf-line);
  border-radius: 20px;
  background:
    repeating-linear-gradient(90deg, transparent 0, transparent 54px, var(--sf-grid) 55px),
    linear-gradient(180deg, var(--sf-visual-top), var(--sf-visual-bottom));
  touch-action: pan-y pinch-zoom;
}

.signal-field__visual:focus-within {
  outline: 3px solid var(--sf-focus);
  outline-offset: 2px;
}

.signal-field__canvas {
  display: block;
  width: 100%;
  height: var(--sf-canvas-height);
  cursor: crosshair;
}

.signal-field__tooltip {
  position: absolute;
  z-index: 4;
  min-width: 188px;
  max-width: 238px;
  padding: 12px 13px;
  border: 1px solid var(--sf-accent-border);
  border-radius: 14px;
  color: var(--sf-text);
  background: var(--sf-tooltip-bg);
  box-shadow: 0 14px 38px rgba(0, 0, 0, .28), inset 0 1px 0 rgba(255, 255, 255, .05);
  backdrop-filter: blur(13px);
  pointer-events: none;
  opacity: 0;
  transform: translateY(5px) scale(.98);
  transition: opacity .12s ease, transform .12s ease;
}

.signal-field__tooltip.visible {
  opacity: 1;
  transform: translateY(0) scale(1);
}

.signal-field__tooltip-date {
  color: var(--sf-muted);
  font-size: .7rem;
  font-weight: 730;
  letter-spacing: .05em;
  text-transform: uppercase;
}

.signal-field__tooltip-value {
  margin-top: 5px;
  color: var(--sf-text);
  font-size: 1.08rem;
  font-weight: 820;
  letter-spacing: -.025em;
}

.signal-field__tooltip-note {
  margin-top: 5px;
  color: var(--sf-faint);
  font-size: .72rem;
  line-height: 1.4;
}

.signal-field__data {
  margin: 17px clamp(24px, 5vw, 56px) 0;
  border-top: 1px solid var(--sf-line);
  border-bottom: 1px solid var(--sf-line);
}

.signal-field__data summary {
  padding: 13px 0;
  color: var(--sf-text-soft);
  cursor: pointer;
  font-size: .78rem;
  font-weight: 780;
}

.signal-field__table-wrap {
  max-height: 280px;
  margin-bottom: 16px;
  overflow: auto;
  border: 1px solid var(--sf-line);
  border-radius: 13px;
  background: var(--surface-soft);
}

.signal-field__table {
  width: 100%;
  border-collapse: collapse;
  font-size: .78rem;
}

.signal-field__table caption {
  padding: 12px 14px 8px;
  color: var(--sf-muted);
  text-align: left;
  font-weight: 760;
}

.signal-field__table th,
.signal-field__table td {
  padding: 9px 14px;
  border-top: 1px solid var(--sf-line);
  text-align: left;
}

.signal-field__table th {
  position: sticky;
  top: 0;
  color: var(--sf-text);
  background: var(--sf-card-top);
}

.signal-field__table td { color: var(--sf-muted); }

.signal-field__footer {
  display: flex;
  justify-content: space-between;
  gap: 22px;
  align-items: center;
  padding: 18px clamp(24px, 5vw, 56px) 26px;
  color: var(--sf-faint);
  font-size: .72rem;
}

.signal-field__legend {
  display: flex;
  align-items: center;
  gap: 9px;
  min-width: 224px;
}

.signal-field__legend-scale {
  width: min(190px, 27vw);
  height: 5px;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--sf-data-low), var(--sf-data-mid) 38%, var(--sf-data-high) 72%, var(--sf-data-peak));
  box-shadow: 0 0 14px var(--sf-data-glow);
}

.signal-field__interaction-hint {
  max-width: 560px;
  text-align: right;
}

.signal-field__sr-only {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  padding: 0 !important;
  margin: -1px !important;
  overflow: hidden !important;
  clip: rect(0, 0, 0, 0) !important;
  white-space: nowrap !important;
  border: 0 !important;
}

.signal-field__noscript {
  margin: 18px clamp(24px, 5vw, 56px);
  color: var(--sf-muted);
}

@media (max-width: 760px) {
  .signal-field__header {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .signal-field__motion { justify-self: start; }

  .signal-field__metrics { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .signal-field__metric:nth-child(2) { border-right: 0; }
  .signal-field__metric:nth-child(-n + 2) { border-bottom: 1px solid var(--sf-line); }
  .signal-field__metric:nth-child(3) { padding-left: 0; }
}

@media (max-width: 620px) {
  .signal-showcase { padding-bottom: 70px; }
  .signal-field {
    --sf-canvas-height: 340px;
    border-radius: 22px;
  }
  .signal-field__header { padding: 25px 21px 22px; }
  .signal-field__title { font-size: clamp(2.15rem, 12vw, 3.35rem); }
  .signal-field__metrics { margin-inline: 21px; }
  .signal-field__metric { padding: 15px 10px; }
  .signal-field__data { margin-inline: 21px; }
  .signal-field__footer {
    align-items: flex-start;
    flex-direction: column;
    padding-inline: 21px;
  }
  .signal-field__legend { width: 100%; }
  .signal-field__legend-scale { flex: 1; width: auto; }
  .signal-field__interaction-hint { max-width: none; text-align: left; }
}

@media (prefers-reduced-motion: reduce) {
  .signal-field__eyebrow::before { animation: none; }
  .signal-field__tooltip { transition: none; }
}

@media (forced-colors: active) {
  .signal-field,
  .signal-field__table-wrap {
    border-color: CanvasText;
    background: Canvas;
  }
  .signal-field__visual,
  .signal-field__legend-scale {
    forced-color-adjust: none;
  }
  .signal-field__visual { outline: 1px solid CanvasText; }
  .signal-field__legend-scale { box-shadow: none; }
}