.nc-nlv-calculator {
  --nc-border: #d8dde6;
  --nc-muted: #5f6875;
  --nc-soft: #f7f8fa;
  --nc-text: #17202a;
  --nc-accent: #1558d6;
  max-width: 820px;
  margin: 1.5rem auto;
  padding: clamp(1rem, 3vw, 2rem);
  border: 1px solid var(--nc-border);
  border-radius: 18px;
  background: #fff;
  color: var(--nc-text);
  box-sizing: border-box;
}
.nc-nlv-calculator *, .nc-nlv-calculator *::before, .nc-nlv-calculator *::after { box-sizing: border-box; }
.nc-nlv-calculator__eyebrow { margin: 0 0 .45rem; font-size: 18px !important; line-height: 1.35; font-weight: 800; letter-spacing: .025em; text-transform: uppercase; color: var(--nc-accent); }
.nc-nlv-calculator h2 { margin: 0 0 .7rem; font-size: clamp(1.55rem, 5vw, 2.15rem); line-height: 1.15; }
.nc-nlv-calculator__intro > p:last-child { margin: 0 0 1.35rem; color: var(--nc-muted); font-size: 17px; line-height: 1.5; }
.nc-nlv-calculator__form label { display: block; margin-bottom: .45rem; font-size: 16px; line-height: 1.35; font-weight: 700; }
.nc-nlv-calculator__controls { display: grid; gap: .75rem; grid-template-columns: 1fr; }
.nc-nlv-calculator input { width: 100%; min-height: 48px; padding: .7rem .85rem; border: 1px solid #aeb7c4; border-radius: 10px; font: inherit; background: #fff; color: inherit; }
.nc-nlv-calculator input:focus { outline: 3px solid rgba(21,88,214,.18); border-color: var(--nc-accent); }
.nc-nlv-calculator button { min-height: 48px; padding: .75rem 1rem; border: 0; border-radius: 10px; background: var(--nc-accent); color: #fff; font: inherit; font-weight: 700; cursor: pointer; }
.nc-nlv-calculator button:hover { filter: brightness(.94); }
.nc-nlv-calculator button:disabled { opacity: .65; cursor: wait; }
.nc-nlv-calculator__help { margin: .45rem 0 0; font-size: 15px; line-height: 1.45; color: var(--nc-muted); }
.nc-nlv-calculator__error { margin: .8rem 0 0; padding: .75rem .9rem; border-radius: 8px; background: #fff0f0; color: #9e1c1c; }
.nc-nlv-calculator__result { margin-top: 1.5rem; border-top: 1px solid var(--nc-border); padding-top: 1.5rem; }
.nc-nlv-calculator__totals { display: grid; gap: .8rem; grid-template-columns: 1fr; }
.nc-nlv-calculator__total-card { padding: 1rem; border-radius: 14px; background: var(--nc-soft); }
.nc-nlv-calculator__total-card span { display: block; color: var(--nc-muted); font-size: 15px; line-height: 1.4; }
.nc-nlv-calculator__total-card strong { display: block; margin-top: .25rem; font-size: clamp(1.65rem, 7vw, 2.25rem); line-height: 1.1; }
.nc-nlv-calculator__total-card small { display: block; margin-top: .25rem; color: var(--nc-muted); }
.nc-nlv-calculator__breakdown { margin-top: 1.35rem; }
.nc-nlv-calculator__breakdown h3 { margin: 0 0 .65rem; font-size: 18px; }
.nc-nlv-calculator__breakdown dl { margin: 0; }
.nc-nlv-calculator__breakdown dl > div { display: flex; justify-content: space-between; gap: 1rem; padding: .7rem 0; border-bottom: 1px solid #edf0f4; }
.nc-nlv-calculator__breakdown dt { color: var(--nc-muted); font-size: 15px; line-height: 1.4; }
.nc-nlv-calculator__breakdown dd { margin: 0; font-size: 15px; line-height: 1.4; font-weight: 700; text-align: right; }
.nc-nlv-calculator__basis { margin-top: 1.2rem; padding: .9rem 1rem; border: 1px solid var(--nc-border); border-radius: 12px; }
.nc-nlv-calculator__basis summary { cursor: pointer; font-size: 16px; line-height: 1.4; font-weight: 700; }
.nc-nlv-calculator__basis-grid { display: grid; gap: .6rem; margin-top: .8rem; }
.nc-nlv-calculator__basis-grid p { margin: 0; padding: .7rem; background: var(--nc-soft); border-radius: 8px; }
.nc-nlv-calculator__basis-grid span, .nc-nlv-calculator__basis-grid strong { display: block; }
.nc-nlv-calculator__basis-grid span { font-size: 14px; line-height: 1.4; color: var(--nc-muted); }
.nc-nlv-calculator__rules { margin: .9rem 0 0 1.2rem; padding: 0; font-size: 15px; line-height: 1.5; color: var(--nc-muted); overflow-wrap: anywhere; }
.nc-nlv-calculator__effective { margin: .8rem 0 0; font-size: 15px; line-height: 1.5; color: var(--nc-muted); }
.nc-nlv-calculator__notice { margin: 1rem 0 0; font-size: 15px; line-height: 1.5; color: var(--nc-muted); }
@media (min-width: 620px) {
  .nc-nlv-calculator__controls { grid-template-columns: minmax(0, 1fr) auto; }
  .nc-nlv-calculator__controls button { min-width: 190px; }
  .nc-nlv-calculator__totals { grid-template-columns: 1fr 1fr; }
  .nc-nlv-calculator__basis-grid { grid-template-columns: repeat(3, 1fr); }
}
@media (prefers-reduced-motion: reduce) {
  .nc-nlv-calculator * { scroll-behavior: auto !important; }
}


/* 0.4.0 mobile/readability polish validated on a 400px staging viewport. */
.nc-nlv-calculator__basis summary { line-height: 1.35; }
.nc-nlv-calculator__rules li { margin-bottom: .35rem; overflow-wrap: anywhere; word-break: break-word; }

@media (max-width: 619px) {
  body.newcomer-calculator-page h1 {
    font-size: clamp(2rem, 9vw, 2.55rem) !important;
    line-height: 1.08 !important;
    letter-spacing: -0.025em;
  }
  .nc-nlv-calculator {
    margin: 1rem auto;
    padding: 1rem;
    border-radius: 14px;
  }
  .nc-nlv-calculator h2 { font-size: 1.45rem; }
  .nc-nlv-calculator__intro > p:last-child { margin-bottom: 1rem; }
  .nc-nlv-calculator__help { font-size: .95rem; line-height: 1.4; }
  .nc-nlv-calculator__result { margin-top: 1.1rem; padding-top: 1.1rem; }
  .nc-nlv-calculator__total-card { padding: .9rem; }
  .nc-nlv-calculator__basis { padding: .8rem; }
  .nc-nlv-calculator__rules {
    margin-left: 1rem;
    font-size: .92rem;
    line-height: 1.45;
  }
  .nc-nlv-calculator__effective,
  .nc-nlv-calculator__notice {
    font-size: .92rem;
    line-height: 1.5;
  }
}

/* 0.13.3: keep technical Rule/source provenance out of the public UI. */
.nc-nlv-calculator__basis { display: none !important; }