/* Navigation and shared plugin elements */
.nnst-eyebrow {
  margin: 0 0 0.65rem;
  color: var(--nn-deep-blue, #153d5a);
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.nnst-language-switcher {
  display: inline-flex;
  gap: 0.32rem;
  align-items: center;
  color: var(--nn-muted, #5f6b70);
  font-size: 0.73rem;
  font-weight: 800;
  letter-spacing: 0.08em;
}
.nnst-language-switcher a { color: var(--nn-muted, #5f6b70); text-decoration: none; }
.nnst-language-switcher .is-active { color: var(--nn-navy, #0b2942); }

.nnst-navigation ul {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem 1.25rem;
  align-items: center;
  justify-content: flex-end;
  margin: 0;
  padding: 0;
  list-style: none;
}
.nnst-navigation li { margin: 0; }
.nnst-navigation a,
.nnst-navigation summary {
  color: var(--nn-ink, #202a30);
  font-size: 0.9rem;
  font-weight: 650;
  text-decoration: none;
  cursor: pointer;
}
.nnst-navigation a:hover,
.nnst-navigation a:focus-visible,
.nnst-navigation summary:hover,
.nnst-navigation summary:focus-visible { color: var(--nn-bronze, #a97b4d); }

.nnst-nav-dropdown { position: relative; }
.nnst-nav-dropdown details { position: relative; }
.nnst-nav-dropdown summary { list-style: none; }
.nnst-nav-dropdown summary::-webkit-details-marker { display: none; }
.nnst-nav-dropdown summary::after { margin-left: 0.42rem; content: "⌄"; font-size: 0.78rem; }
.nnst-nav-menu {
  position: absolute;
  top: calc(100% + 0.9rem);
  left: -1rem;
  z-index: 110;
  display: grid;
  min-width: 210px;
  padding: 0.65rem;
  border: 1px solid var(--nn-border, rgba(11,41,66,.16));
  border-radius: 1rem;
  background: var(--nn-paper, #fffdf9);
  box-shadow: 0 18px 48px rgba(11, 41, 66, 0.14);
}
.nnst-nav-menu a { padding: 0.68rem 0.75rem; border-radius: 0.6rem; }
.nnst-nav-menu a:hover { background: var(--nn-cream, #f2eee5); }
.nnst-nav-cta {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 0.2rem 1.2rem;
  border-radius: 999px;
  background: var(--nn-navy, #0b2942);
  color: var(--nn-egg, #fbfaf6) !important;
}
.nnst-nav-cta:hover { background: var(--nn-deep-blue, #153d5a); color: #fff !important; }

/* Footer */
.nnst-footer-grid {
  display: grid;
  grid-template-columns: 1.45fr 0.8fr 0.75fr;
  gap: clamp(1.8rem, 6vw, 5.5rem);
}
.nnst-footer-grid h2,
.nnst-footer-grid h3,
.nnst-footer-grid p,
.nnst-footer-grid a { color: var(--nn-egg, #fbfaf6); }
.nnst-footer-grid h2 { margin: 0.25rem 0 1rem; font-size: clamp(2.5rem, 5vw, 4.5rem); }
.nnst-footer-grid h3 { margin: 0 0 1rem; font-family: var(--nn-sans, sans-serif); font-size: 0.78rem; letter-spacing: 0.1em; text-transform: uppercase; }
.nnst-footer-grid p { color: rgba(251, 250, 246, 0.7); }
.nnst-footer-grid a { text-decoration-color: rgba(251, 250, 246, 0.35); }
.nnst-footer-intro { max-width: 530px; }
.nnst-footer-intro .nnst-eyebrow { color: #d6b98e; }
.nnst-footer-legal {
  margin: 3rem 0 0;
  padding-top: 1.3rem;
  border-top: 1px solid rgba(251, 250, 246, 0.17);
  color: rgba(251, 250, 246, 0.55) !important;
  font-size: 0.76rem;
}

/* Calculator and guide */
.nnst-calculator {
  max-width: 1240px;
  margin: 1.5rem auto;
  overflow: hidden;
  border: 1px solid rgba(11, 41, 66, 0.32);
  border-radius: 1.75rem;
  background: var(--nn-navy, #0b2942);
  box-shadow: 0 30px 80px rgba(11, 41, 66, 0.2);
}
.nnst-calculator-header {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(280px, 1.1fr);
  gap: clamp(2rem, 7vw, 7rem);
  align-items: end;
  padding: clamp(2rem, 5vw, 4.5rem);
  background: var(--nn-navy, #0b2942);
  color: var(--nn-egg, #fbfaf6);
}
.nnst-calculator-header h2,
.nnst-calculator-header p { color: var(--nn-egg, #fbfaf6); }
.nnst-calculator-header h2 {
  max-width: 9ch;
  margin: 0.25rem 0 0;
  font-size: clamp(3rem, 6vw, 5.6rem);
  line-height: 0.92;
}
.nnst-calculator-header > p { max-width: 620px; margin: 0; color: rgba(251, 250, 246, 0.68); }
.nnst-calculator-header .nnst-eyebrow { color: #d6b98e; }

.nnst-tabs {
  display: flex;
  gap: 0.4rem;
  padding: 0  clamp(1.2rem, 5vw, 4.5rem) 1.2rem;
  background: var(--nn-navy, #0b2942);
}
.nnst-tabs button {
  min-height: 44px;
  padding: 0.55rem 1.15rem;
  border: 1px solid rgba(251, 250, 246, 0.25);
  border-radius: 999px;
  background: transparent;
  color: rgba(251, 250, 246, 0.72);
  font: inherit;
  font-size: 0.84rem;
  font-weight: 750;
  cursor: pointer;
}
.nnst-tabs button[aria-selected="true"] { border-color: var(--nn-egg, #fbfaf6); background: var(--nn-egg, #fbfaf6); color: var(--nn-navy, #0b2942); }

.nnst-tab-panel { padding: clamp(1.2rem, 4vw, 3rem); background: var(--nn-navy, #0b2942); }
.nnst-tab-panel[hidden] { display: none; }

/* Four-step solution guide */
.nnst-guide-layout {
  display: grid;
  grid-template-columns: 270px minmax(0, 1fr);
  min-height: 610px;
  overflow: hidden;
  border-radius: 1.2rem;
  background: var(--nn-egg, #fbfaf6);
}
.nnst-guide-progress { padding: clamp(1.2rem, 3vw, 2rem); background: var(--nn-sage, #dfe5dc); }
.nnst-guide-progress ol { display: grid; gap: 0.35rem; margin: 0; padding: 0; list-style: none; counter-reset: guide; }
.nnst-guide-progress li {
  display: grid;
  grid-template-columns: 2.4rem 1fr;
  gap: 0.7rem;
  align-items: center;
  padding: 0.9rem;
  border: 1px solid transparent;
  counter-increment: guide;
}
.nnst-guide-progress li::before {
  display: grid;
  width: 2.05rem;
  height: 2.05rem;
  place-items: center;
  border: 1px solid rgba(11, 41, 66, 0.22);
  border-radius: 50%;
  color: var(--nn-muted, #5f6b70);
  content: counter(guide);
  font-size: 0.76rem;
  font-weight: 800;
}
.nnst-guide-progress li.is-active { border-color: var(--nn-border, rgba(11,41,66,.16)); background: var(--nn-paper, #fffdf9); }
.nnst-guide-progress li.is-active::before { border-color: var(--nn-navy, #0b2942); background: var(--nn-navy, #0b2942); color: var(--nn-egg, #fbfaf6); }
.nnst-guide-progress li.is-complete::before { border-color: var(--nn-bronze, #a97b4d); color: var(--nn-bronze, #a97b4d); content: "✓"; }
.nnst-guide-progress strong { display: block; color: var(--nn-navy, #0b2942); font-size: 0.7rem; letter-spacing: 0.11em; text-transform: uppercase; }
.nnst-guide-progress span { display: block; margin-top: 0.2rem; color: var(--nn-muted, #5f6b70); font-size: 0.77rem; }

.nnst-guide-stage { position: relative; padding: clamp(1.5rem, 5vw, 4rem); }
.nnst-guide-counter { margin-bottom: 0.9rem; color: var(--nn-deep-blue, #153d5a); font-size: 0.72rem; font-weight: 800; letter-spacing: 0.12em; text-transform: uppercase; }
.nnst-guide-question h3 { max-width: 18ch; margin: 0 0 2rem; font-size: clamp(2.35rem, 5vw, 4.25rem); }
.nnst-guide-options { display: grid; gap: 0.65rem; }
.nnst-guide-option {
  display: grid;
  grid-template-columns: 1.3rem 1fr auto;
  gap: 1rem;
  align-items: center;
  width: 100%;
  padding: 1rem 1.2rem;
  border: 1px solid transparent;
  background: var(--nn-cream, #f2eee5);
  color: var(--nn-ink, #202a30);
  text-align: left;
  cursor: pointer;
}
.nnst-guide-option:hover,
.nnst-guide-option:focus-visible { border-color: var(--nn-navy, #0b2942); background: var(--nn-paper, #fffdf9); }
.nnst-guide-option.is-selected { border-color: var(--nn-navy, #0b2942); background: var(--nn-blue-wash, #dfe8ee); }
.nnst-guide-option-dot { width: 1.15rem; height: 1.15rem; border: 1px solid rgba(11, 41, 66, 0.4); border-radius: 50%; }
.nnst-guide-option.is-selected .nnst-guide-option-dot { border: 4px solid var(--nn-navy, #0b2942); }
.nnst-guide-option strong { display: block; color: var(--nn-navy, #0b2942); font-size: 0.94rem; }
.nnst-guide-option small { display: block; margin-top: 0.15rem; color: var(--nn-muted, #5f6b70); font-size: 0.78rem; }
.nnst-guide-option-arrow { color: var(--nn-deep-blue, #153d5a); font-size: 1.15rem; }
.nnst-guide-controls { display: flex; justify-content: space-between; margin-top: 1.6rem; }
.nnst-guide-controls button { padding: 0.3rem 0; border: 0; background: transparent; color: var(--nn-deep-blue, #153d5a); font: inherit; font-size: 0.82rem; font-weight: 750; cursor: pointer; }
.nnst-guide-controls button[hidden] { display: none; }

.nnst-recommendation {
  position: relative;
  padding: clamp(1.5rem, 4vw, 2.8rem);
  border: 1px solid var(--nn-border, rgba(11,41,66,.16));
  background: var(--nn-paper, #fffdf9);
  box-shadow: 0 22px 52px rgba(11, 41, 66, 0.12);
}
.nnst-recommendation[hidden] { display: none; }
.nnst-recommendation::before,
.nnst-results::before {
  position: absolute;
  top: -8px;
  left: 0;
  width: 100%;
  height: 16px;
  background: radial-gradient(circle at 8px 8px, transparent 7px, currentColor 7.5px) 0 0 / 16px 16px repeat-x;
  color: var(--nn-egg, #fbfaf6);
  content: "";
}
.nnst-recommendation h3 { max-width: 14ch; margin: 0.2rem 0 1rem; font-size: clamp(2.4rem, 5vw, 4rem); }
.nnst-recommendation p { max-width: 720px; }
.nnst-recommendation .nnst-guide-caveat { margin-top: 1.35rem; padding-top: 1rem; border-top: 1px dashed var(--nn-border-strong, rgba(11,41,66,.3)); color: var(--nn-muted, #5f6b70); font-size: 0.74rem; }
.nnst-recommendation-actions { display: flex; flex-wrap: wrap; gap: 0.7rem; margin-top: 1.5rem; }
.nnst-recommendation-actions a { display: inline-flex; padding: 0.72rem 1.1rem; border: 1px solid var(--nn-navy, #0b2942); border-radius: 999px; font-size: 0.82rem; font-weight: 750; text-decoration: none; }
.nnst-recommendation-actions a:first-child { background: var(--nn-navy, #0b2942); color: var(--nn-egg, #fbfaf6); }

/* Cost calculator */
.nnst-calculator-layout { display: grid; grid-template-columns: minmax(0, 0.96fr) minmax(390px, 1.04fr); gap: 1.2rem; align-items: stretch; }
.nnst-inputs {
  padding: clamp(1.25rem, 3vw, 2rem);
  border: 1px solid rgba(251, 250, 246, 0.14);
  border-radius: 1.1rem;
  background: var(--nn-deep-blue, #153d5a);
}
.nnst-inputs-heading { margin-bottom: 1.5rem; }
.nnst-inputs-heading h3 { margin: 0.2rem 0 0; color: var(--nn-egg, #fbfaf6); font-size: clamp(2rem, 4vw, 3.1rem); }
.nnst-inputs-heading .nnst-eyebrow { color: #d6b98e; }
.nnst-inputs > label,
.nnst-assumption-grid label,
.nnst-contact-form > label { display: grid; gap: 0.38rem; margin-bottom: 1rem; font-size: 0.78rem; font-weight: 750; }
.nnst-inputs > label,
.nnst-assumption-grid label { color: rgba(251, 250, 246, 0.82); }
.nnst-inputs input,
.nnst-inputs select,
.nnst-assumption-grid input {
  box-sizing: border-box;
  width: 100%;
  min-height: 52px;
  padding: 0.72rem 0.85rem;
  border: 1px solid rgba(251, 250, 246, 0.25);
  border-radius: 0;
  background: rgba(8, 31, 50, 0.38);
  color: var(--nn-egg, #fbfaf6);
  font: inherit;
  font-family: var(--nn-serif, Georgia, serif);
  font-size: 1.08rem;
}
.nnst-inputs select option { color: var(--nn-ink, #202a30); }
.nnst-inputs input:focus,
.nnst-inputs select:focus { outline: 2px solid #d6b98e; outline-offset: 2px; border-color: #d6b98e; }
.nnst-assumptions { margin-top: 1.15rem; padding: 1rem; border: 1px solid rgba(251, 250, 246, 0.2); color: var(--nn-egg, #fbfaf6); }
.nnst-assumptions summary { font-size: 0.8rem; font-weight: 750; cursor: pointer; }
.nnst-assumption-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0.7rem; margin-top: 1rem; }

.nnst-results {
  position: relative;
  padding: clamp(1.6rem, 4vw, 2.8rem);
  background: var(--nn-paper, #fffdf9);
  color: var(--nn-ink, #202a30);
  box-shadow: 0 18px 46px rgba(3, 18, 30, 0.22);
}
.nnst-results .nnst-eyebrow { color: var(--nn-deep-blue, #153d5a); }
.nnst-receipt-meta { display: flex; justify-content: space-between; gap: 1rem; color: var(--nn-muted, #5f6b70); font-size: 0.68rem; letter-spacing: 0.08em; text-transform: uppercase; }
.nnst-primary-result { display: grid; gap: 0.25rem; padding: 1.2rem 0 1.4rem; border-bottom: 1px solid var(--nn-border, rgba(11,41,66,.16)); }
.nnst-primary-result span { color: var(--nn-deep-blue, #153d5a); font-size: 0.72rem; font-weight: 800; letter-spacing: 0.11em; text-transform: uppercase; }
.nnst-primary-result strong { color: var(--nn-navy, #0b2942); font-family: var(--nn-serif, Georgia, serif); font-size: clamp(3rem, 6vw, 5.2rem); font-weight: 600; letter-spacing: -0.045em; line-height: 1; }
.nnst-receipt-highlights { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); margin: 1rem 0; background: var(--nn-cream, #f2eee5); }
.nnst-receipt-highlights div { padding: 0.85rem; }
.nnst-receipt-highlights div + div { border-left: 1px solid rgba(11, 41, 66, 0.1); }
.nnst-receipt-highlights span { display: block; color: var(--nn-muted, #5f6b70); font-size: 0.64rem; }
.nnst-receipt-highlights strong { display: block; margin-top: 0.25rem; color: var(--nn-navy, #0b2942); font-size: 0.9rem; }
.nnst-results dl { margin: 1rem 0; }
.nnst-results dl div { display: flex; gap: 1rem; justify-content: space-between; padding: 0.34rem 0; }
.nnst-results dl .nnst-receipt-subtotal { margin-top: 0.5rem; padding-top: 0.7rem; border-top: 1px solid var(--nn-border, rgba(11,41,66,.16)); }
.nnst-results dt,
.nnst-results dd { margin: 0; font-size: 0.78rem; }
.nnst-results dt { color: var(--nn-muted, #5f6b70); }
.nnst-results dd { color: var(--nn-navy, #0b2942); font-weight: 760; white-space: nowrap; }
.nnst-receipt-net { display: flex; justify-content: space-between; gap: 1rem; margin-top: 1rem; padding-top: 1rem; border-top: 1px dashed var(--nn-border-strong, rgba(11,41,66,.3)); color: var(--nn-navy, #0b2942); }
.nnst-receipt-net strong { font-family: var(--nn-serif, Georgia, serif); font-size: 1.4rem; }
.nnst-disclaimer { margin: 1.1rem 0 0; color: var(--nn-muted, #5f6b70); font-size: 0.68rem; line-height: 1.55; }

/* Contact and insights */
.nnst-contact {
  display: grid;
  grid-template-columns: minmax(0, 0.78fr) minmax(0, 1.22fr);
  gap: clamp(2rem, 7vw, 6rem);
  max-width: 1240px;
  margin: 0 auto;
  padding: clamp(1.6rem, 5vw, 4.5rem);
  border: 1px solid var(--nn-border, rgba(11,41,66,.16));
  border-radius: 1.6rem;
  background: var(--nn-sage, #dfe5dc);
}
.nnst-contact-copy h2 { max-width: 10ch; font-size: clamp(2.6rem, 5vw, 5rem); }
.nnst-contact-form { padding: clamp(1.3rem, 3vw, 2.3rem); background: var(--nn-paper, #fffdf9); box-shadow: 0 12px 38px rgba(11, 41, 66, 0.08); }
.nnst-contact-form > label { color: var(--nn-ink, #202a30); }
.nnst-contact-form input,
.nnst-contact-form textarea {
  box-sizing: border-box;
  width: 100%;
  min-height: 50px;
  padding: 0.75rem 0.85rem;
  border: 1px solid var(--nn-border-strong, rgba(11,41,66,.3));
  border-radius: 0;
  background: var(--nn-egg, #fbfaf6);
  color: var(--nn-ink, #202a30);
  font: inherit;
}
.nnst-contact-form textarea { resize: vertical; }
.nnst-contact-form input:focus,
.nnst-contact-form textarea:focus { outline: 2px solid var(--nn-bronze, #a97b4d); outline-offset: 2px; border-color: var(--nn-bronze, #a97b4d); }
.nnst-contact-form button { padding: 0.85rem 1.35rem; border: 0; border-radius: 999px; background: var(--nn-navy, #0b2942); color: var(--nn-egg, #fbfaf6); font: inherit; font-weight: 760; cursor: pointer; }
.nnst-consent { grid-template-columns: 22px 1fr !important; align-items: start; font-weight: 500 !important; }
.nnst-consent input { width: 20px !important; min-height: 20px !important; margin-top: 0.15rem; }
.nnst-honeypot { position: absolute !important; left: -9999px !important; }
.nnst-form-status { padding: 0.8rem 1rem; }
.nnst-form-status.is-success { background: #e5f5e7; color: #1b5e2c; }
.nnst-form-status.is-error { background: #fde9e7; color: #8d271f; }

.nnst-blog-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1rem; }
.nnst-blog-card { min-height: 240px; padding: 1.55rem; border: 1px solid var(--nn-border, rgba(11,41,66,.16)); border-radius: 1.2rem; background: var(--nn-paper, #fffdf9); }
.nnst-blog-card h3 { margin: 0 0 0.8rem; font-size: clamp(1.6rem, 3vw, 2.2rem); }
.nnst-text-link { font-weight: 750; text-decoration: none; }

@media (max-width: 1100px) {
  .nnst-navigation { width: 100%; }
  .nnst-navigation ul { justify-content: flex-start; }
  .nnst-calculator-header { grid-template-columns: 1fr; gap: 1.2rem; }
  .nnst-calculator-header h2 { max-width: 13ch; }
}

@media (max-width: 900px) {
  .nnst-guide-layout { grid-template-columns: 1fr; }
  .nnst-guide-progress ol { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .nnst-guide-progress li { grid-template-columns: 2rem 1fr; padding: 0.55rem; }
  .nnst-guide-progress span { display: none; }
  .nnst-calculator-layout,
  .nnst-contact { grid-template-columns: 1fr; }
  .nnst-blog-grid { grid-template-columns: 1fr; }
  .nnst-footer-grid { grid-template-columns: 1fr 1fr; }
  .nnst-footer-intro { grid-column: 1 / -1; }
}

@media (max-width: 640px) {
  .nnst-navigation ul { gap: 0.5rem 0.9rem; }
  .nnst-nav-dropdown { position: static; }
  .nnst-nav-menu { top: auto; left: 0; right: 0; }
  .nnst-nav-language { order: 10; }
  .nnst-nav-cta { min-height: 38px; padding-inline: 0.95rem; }
  .nnst-tabs { display: grid; grid-template-columns: 1fr 1fr; padding-inline: 1rem; }
  .nnst-tabs button { padding-inline: 0.5rem; }
  .nnst-tab-panel { padding: 0.75rem; }
  .nnst-guide-progress { overflow-x: auto; padding: 0.75rem; }
  .nnst-guide-progress ol { min-width: 520px; }
  .nnst-guide-stage { padding: 1.25rem; }
  .nnst-guide-question h3 { font-size: 2.35rem; }
  .nnst-guide-option { grid-template-columns: 1.1rem 1fr auto; padding: 0.85rem; }
  .nnst-assumption-grid,
  .nnst-receipt-highlights { grid-template-columns: 1fr; }
  .nnst-receipt-highlights div + div { border-top: 1px solid rgba(11, 41, 66, 0.1); border-left: 0; }
  .nnst-footer-grid { grid-template-columns: 1fr; }
  .nnst-footer-intro { grid-column: auto; }
}

@media print {
  .nnst-calculator-header,
  .nnst-tabs,
  .nnst-inputs { display: none !important; }
  .nnst-calculator,
  .nnst-tab-panel,
  .nnst-calculator-layout { display: block; margin: 0; padding: 0; border: 0; background: #fff; box-shadow: none; }
  .nnst-results { box-shadow: none; }
}

/* 2.1: size the tools from their available width, not the viewport. */
.nnst-calculator { width: 100%; max-width: 1240px !important; margin-inline: auto; border-radius: 1.2rem; container-type: inline-size; }
.nnst-calculator [hidden] { display: none !important; }
.nnst-calculator *, .nnst-contact * { min-width: 0; }
.nnst-calculator-header { grid-template-columns: 1.2fr 1fr; gap: 2rem; padding: 2.25rem; align-items: center; }
.nnst-calculator-header h2 { max-width: 24ch; font-size: clamp(2rem, 3.6cqi, 3rem); line-height: 1.12; }
.nnst-calculator-header p { font-size: 1rem; }
.nnst-tabs { padding: 0 2.25rem 1.4rem; }
.nnst-tabs button { font-size: .9rem; }
.nnst-tab-panel { padding: 1.4rem; }
.nnst-guide-layout { grid-template-columns: 1fr; min-height: 0; }
.nnst-guide-progress { padding: 1rem 1.4rem; background: var(--nn-blue-wash); }
.nnst-guide-progress ol { grid-template-columns: repeat(4, minmax(0, 1fr)); min-width: 0; }
.nnst-guide-progress li { padding: .6rem; gap: .5rem; grid-template-columns: 2rem 1fr; }
.nnst-guide-progress strong { font-size: .875rem; letter-spacing: 0; text-transform: none; }
.nnst-guide-progress span { font-size: .8rem; }
.nnst-guide-stage { padding: clamp(1.25rem, 4cqi, 3rem); }
.nnst-guide-question h3 { max-width: 36ch; font-size: clamp(1.7rem, 3.2cqi, 2.4rem); line-height: 1.22; margin-bottom: 1.5rem; text-wrap: pretty; }
.nnst-guide-counter { font-size: .875rem; }
.nnst-guide-options { max-width: 880px; }
.nnst-guide-option { font-family: var(--nn-sans); }
.nnst-guide-option strong { font-size: 1rem; }
.nnst-guide-option small { font-size: .9rem; }
.nnst-recommendation h3 { max-width: 30ch; font-size: clamp(1.7rem, 3cqi, 2.4rem); line-height: 1.2; }
.nnst-recommendation .nnst-guide-caveat { font-size: .875rem; }
.nnst-calculator-layout { grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr); gap: 1.5rem; align-items: start; }
.nnst-inputs { padding: 1.5rem; }
.nnst-inputs-heading h3 { font-size: clamp(1.75rem, 2.7cqi, 2.4rem); line-height: 1.12; }
.nnst-inputs > label, .nnst-assumption-grid label, .nnst-fixed-fees label { font-size: .9rem; }
.nnst-inputs input, .nnst-inputs select { font-family: var(--nn-sans); font-size: 1rem; }
.nnst-inputs select option { background: #fffdf9; color: #202a30; }
.nnst-fixed-fees { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; padding-top: 1rem; margin: .5rem 0; border-top: 1px solid #547087; }
.nnst-fixed-fees label { display: block; color: #fffdf9; font-weight: 600; }
.nnst-fixed-fees input { margin-top: .4rem; }
.nnst-exchange-note { margin: -.4rem 0 1.1rem; color: #d6b98e; font-size: .875rem; }
.nnst-assumptions { padding: 1rem; }
.nnst-assumptions summary { font-size: .9rem; }
.nnst-calculation-error { color: #fff4d2; border-left: 3px solid #d6b98e; padding-left: .75rem; font-size: .95rem; }
.nnst-results { padding: clamp(1.15rem, 2.7cqi, 2rem); container-type: inline-size; }
.nnst-primary-result strong { font-size: clamp(1.6rem, 10cqi, 3.4rem); line-height: 1.15; letter-spacing: -.03em; overflow-wrap: anywhere; font-variant-numeric: tabular-nums; }
.nnst-primary-result span { font-size: .875rem; letter-spacing: .035em; }
.nnst-receipt-meta { flex-wrap: wrap; font-size: .75rem; letter-spacing: .03em; }
.nnst-receipt-highlights span { font-size: .875rem; }
.nnst-results dt, .nnst-results dd { font-size: .9rem; }
.nnst-results dl div { display: grid; grid-template-columns: minmax(0, 1fr) auto; align-items: baseline; gap: .65rem; padding-block: .5rem; }
.nnst-results dd { text-align: right; white-space: normal; overflow-wrap: anywhere; }
.nnst-receipt-net { display: grid; gap: .4rem; }
.nnst-receipt-net strong { font-size: clamp(1.4rem, 7cqi, 2rem); overflow-wrap: anywhere; }
.nnst-disclaimer { font-size: .8125rem; }
.nnst-contact-copy h2 { max-width: 18ch; font-size: clamp(2rem, 3.5vw, 3rem); line-height: 1.1; }
.nnst-contact-form > label { font-size: .9rem; }
.nnst-navigation a, .nnst-navigation summary { font-size: .875rem; }
.nnst-navigation ul { gap: .6rem 1.15rem; }
.nnst-language-switcher { font-size: .875rem; }
.nnst-blog-card { border-top: 3px solid var(--nn-bronze); }
@container (max-width: 850px) {
 .nnst-calculator-layout { grid-template-columns: 1fr; }
 .nnst-calculator-header { grid-template-columns: 1fr; gap: 1rem; }
 .nnst-guide-progress span { display: none; }
 .nnst-guide-progress ol { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 640px) {
 .nnst-calculator-header { padding: 1.35rem; }
 .nnst-tabs { padding-inline: .9rem; }
 .nnst-tab-panel { padding: .65rem; }
 .nnst-guide-stage { padding: 1rem; }
 .nnst-guide-progress { padding: .5rem; }
 .nnst-guide-progress ol { grid-template-columns: 1fr 1fr; min-width: 0; }
 .nnst-guide-progress strong { font-size: .8rem; }
 .nnst-guide-option { gap: .6rem; grid-template-columns: 1.1rem 1fr; }
 .nnst-guide-option-arrow { display: none; }
 .nnst-fixed-fees, .nnst-assumption-grid { grid-template-columns: 1fr; }
 .nnst-inputs, .nnst-results { padding: 1rem; }
 .nnst-calculator-layout { gap: 1.4rem; }
 .nnst-results dl div { grid-template-columns: minmax(0, 1fr) minmax(0, .8fr); }
 .nnst-results dt, .nnst-results dd { font-size: .875rem; }
}
/* 2.2: the calculator opens directly, with no guide or tab switch. */
.nnst-calculator-header { padding: 2rem 2rem 1rem; }
.nnst-calculator-header h2 { font-family: var(--nn-sans); font-size: clamp(1.9rem,3.2cqi,2.5rem); letter-spacing: -.035em; line-height: 1.2; font-weight: 700; }
.nnst-calculator-header .nnst-eyebrow { color: #adcce3; font-size: .875rem; letter-spacing: .04em; }
.nnst-calculator { box-shadow: 0 16px 40px rgba(11,41,66,.08); }
.nnst-inputs-heading h3 { font-family: var(--nn-sans); font-size: 1.6rem; letter-spacing: -.025em; }
.nnst-pay-panel { padding-top: 1rem; }
@media(max-width:640px) { .nnst-calculator-header { padding: 1.35rem 1.2rem .6rem; } }