.compact-top { padding-top: 1rem; }
.configurator-hero {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(260px, 0.65fr);
  align-items: center;
  gap: clamp(2rem, 6vw, 5rem);
  min-height: 27rem;
}
.configurator-hero h1 {
  max-width: 850px;
  margin: 0;
  font-size: clamp(2.5rem, 5.5vw, 5rem);
  line-height: 1;
  letter-spacing: -0.06em;
}
.configurator-hero p:last-child { max-width: 760px; color: var(--muted); font-size: 1.05rem; }
.configurator-hero-card {
  display: grid;
  gap: 0.75rem;
  padding: clamp(1.5rem, 4vw, 2.5rem);
  background: linear-gradient(145deg, color-mix(in srgb, var(--primary) 18%, var(--surface)), var(--surface));
  border: 1px solid var(--border);
  border-radius: 1.6rem;
  box-shadow: var(--shadow);
}
.configurator-hero-card svg { width: 2.2rem; height: 2.2rem; color: var(--primary); }
.configurator-hero-card strong { font-size: clamp(1.45rem, 3vw, 2.2rem); line-height: 1.08; }
.configurator-hero-card span { color: var(--muted); }
.configurator-hero-visual { overflow: hidden; padding: 0; }
.configurator-hero-visual img { display: block; width: 100%; height: auto; }

.single-configurator {
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(300px, 0.75fr);
  gap: 1rem;
  align-items: start;
}
.selection-panel, .quote-panel, .tier-panel {
  padding: clamp(1.2rem, 3vw, 1.7rem);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 1.4rem;
  box-shadow: var(--shadow);
}
.selection-panel { display: grid; gap: 1.25rem; }
.selection-panel h3, .quote-panel h3, .tier-panel h3 { margin: 0; letter-spacing: -0.04em; }
.field-label { display: grid; gap: 0.45rem; color: var(--muted); font-size: 0.84rem; }
.number-field {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: 0.7rem;
  padding: 0 0.95rem;
  background: var(--surface-soft);
  border: 1px solid var(--border);
  border-radius: 0.9rem;
}
.number-field:focus-within { border-color: var(--primary); }
.number-field input {
  min-width: 0;
  height: 3.2rem;
  color: var(--foreground);
  background: transparent;
  border: 0;
  outline: 0;
  font: inherit;
  font-size: 1.2rem;
  font-weight: 700;
}
.number-field span { color: var(--muted); font-size: 0.78rem; }
.volume-presets, .billing-modes { display: grid; gap: 0.55rem; }
.volume-presets { grid-template-columns: repeat(5, minmax(0, 1fr)); }
.billing-modes { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.billing-modes .choice-button { display: grid; gap: 0.18rem; }
.billing-modes .choice-button strong { font-size: 0.9rem; }
.choice-button {
  min-height: 3.4rem;
  padding: 0.7rem;
  color: var(--foreground);
  background: var(--surface-soft);
  border: 1px solid var(--border);
  border-radius: 0.85rem;
  cursor: pointer;
}
.choice-button:hover { border-color: var(--primary); }
.choice-button[aria-pressed="true"] { color: var(--primary-foreground); background: var(--primary); border-color: var(--primary); }
.quote-panel { position: sticky; top: 5.6rem; }
.quote-metrics { display: grid; gap: 0.7rem; margin: 1.4rem 0; }
.quote-metrics div { display: flex; justify-content: space-between; gap: 1rem; padding-bottom: 0.65rem; border-bottom: 1px solid var(--border); }
.quote-metrics dt { color: var(--muted); }
.quote-metrics dd { margin: 0; text-align: right; font-weight: 700; }
.quote-formula { padding: 1rem; background: var(--surface-soft); border-radius: 1rem; }
.quote-formula strong { display: block; color: var(--primary); font-size: 1.35rem; }
.tier-panel { margin-top: 1rem; }
.tier-table td:first-child, .tier-table th:first-child { text-align: left; }
.tier-table th, .tier-table td { white-space: nowrap; }
.tier-table td { font-variant-numeric: tabular-nums; }
.tier-table[data-columns="5"] { min-width: 860px; }
.product-status { display: inline-flex; align-items: center; gap: 0.45rem; color: var(--muted); font-size: 0.8rem; }
.product-status svg { color: var(--violet); }
.stepper-input {
  width: 3.5rem;
  color: var(--foreground);
  text-align: center;
  background: transparent;
  border: 0;
  outline: 0;
  font: inherit;
  font-size: 1.15rem;
  font-weight: 700;
}
.stepper-input:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 2px;
  border-radius: 0.5rem;
}

@media (max-width: 920px) {
  .configurator-hero, .single-configurator { grid-template-columns: 1fr; }
  .configurator-hero { min-height: auto; padding-top: 4rem; }
  .quote-panel { position: static; }
}
@media (max-width: 600px) {
  .volume-presets { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .billing-modes { grid-template-columns: 1fr; }
  .selection-panel, .quote-panel, .tier-panel { padding: 1rem; border-radius: 1rem; }
}