/* Calculadora IGV Perú — clear invoice math, readable on small screens. */
:root {
  --brand: #087f5b;
  --brand-dark: #07543e;
  --brand-soft: #e2f5ec;
  --accent: #e94b5b;
  --tax-ink: #102b24;
  --tax-muted: #64766f;
  --tax-line: #dce8e2;
  --tax-paper: #f4f8f5;
  --tax-lime: #c5ebd6;
  --radius: 18px;
}

body {
  background:
    radial-gradient(ellipse at 92% 2%, rgba(197, 235, 214, 0.42), transparent 26rem),
    #f5f8f6;
  color: var(--tax-ink);
}

.page {
  max-width: 1160px;
  padding-top: clamp(0.75rem, 1.8vw, 1.35rem);
}

.hero {
  max-width: 880px;
  margin: clamp(1.5rem, 3vw, 2rem) auto 1.65rem;
  text-align: center;
}

.eyebrow {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin: 0 0 0.65rem;
  color: var(--brand-dark);
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  line-height: 1.4;
  text-transform: uppercase;
}

.hero .eyebrow {
  justify-content: center;
}

.eyebrow-dot,
.live-badge > span {
  width: 0.55rem;
  height: 0.55rem;
  flex: 0 0 0.55rem;
  border-radius: 50%;
  background: var(--brand);
  box-shadow: 0 0 0 4px var(--brand-soft);
}

.hero h1 {
  margin: 0 auto 0.65rem;
  max-width: 17ch;
  color: var(--tax-ink);
  font-size: clamp(2rem, 4.7vw, 3.35rem);
  letter-spacing: -0.045em;
}

.hero .lead {
  max-width: 66ch;
  margin: 0 auto;
  color: #4b6158;
  font-size: clamp(1rem, 1.4vw, 1.15rem);
  line-height: 1.65;
}

.hero-facts {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.5rem 1.2rem;
  margin-top: 1rem;
  color: #4b6158;
  font-size: 0.85rem;
}

.hero-facts span {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}

.hero-facts span::before {
  width: 0.28rem;
  height: 0.28rem;
  border-radius: 50%;
  background: #8bbda4;
  content: '';
}

.hero-facts strong {
  color: var(--brand-dark);
}

.calculator {
  max-width: 940px;
  margin: 0 auto;
  padding: clamp(1.05rem, 3.1vw, 2rem);
  overflow: hidden;
  border: 1px solid #d9e8df;
  border-radius: 22px;
  background: #fff;
  box-shadow: 0 18px 55px rgba(14, 63, 41, 0.09), 0 3px 10px rgba(15, 23, 42, 0.04);
}

.calculator-heading {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
}

.calculator-heading .eyebrow {
  margin-bottom: 0.3rem;
}

.calculator-title {
  margin: 0 0 0.2rem;
  color: var(--tax-ink);
  font-size: clamp(1.4rem, 3vw, 1.8rem);
  font-weight: 750;
  letter-spacing: -0.03em;
  line-height: 1.2;
}

.calculator-intro,
.panel-heading p {
  margin: 0;
  color: var(--tax-muted);
  font-size: 0.92rem;
}

.rate-control {
  display: grid;
  flex: 0 0 auto;
  gap: 0.3rem;
  color: #52665d;
  font-size: 0.77rem;
  font-weight: 700;
}

.rate-input-wrap {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.45rem 0.65rem;
  border: 1px solid var(--tax-line);
  border-radius: 10px;
  background: #f8fbf9;
  color: var(--brand-dark);
  font-size: 1rem;
  font-weight: 800;
}

.rate-input-wrap input {
  width: 3.25rem;
  padding: 0;
  border: 0;
  outline: 0;
  background: transparent;
  color: inherit;
  font: inherit;
  font-variant-numeric: tabular-nums;
  text-align: right;
}

.rate-input-wrap:focus-within {
  outline: 3px solid color-mix(in srgb, var(--brand) 22%, transparent);
  border-color: var(--brand);
}

.rate-help {
  margin: 0.35rem 0 0;
  color: #74867d;
  font-size: 0.75rem;
  text-align: right;
}

.form-error {
  margin: 0.5rem 0 0;
  color: #b42335;
  font-size: 0.85rem;
  font-weight: 650;
}

.form-error[hidden] {
  display: none;
}

.calc-tabs {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.4rem;
  margin: 1.4rem 0 0;
  padding: 0.3rem;
  border-radius: 13px;
  background: #f1f6f3;
}

.calc-tab {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.55rem;
  min-height: 2.9rem;
  padding: 0.55rem;
  border: 1px solid transparent;
  border-radius: 10px;
  background: transparent;
  color: #597067;
  cursor: pointer;
  font: inherit;
  font-size: 0.92rem;
  font-weight: 750;
  transition: background 140ms ease, color 140ms ease, box-shadow 140ms ease;
}

.calc-tab:hover {
  color: var(--brand-dark);
}

.calc-tab.is-active {
  border-color: #e3ece6;
  background: #fff;
  color: var(--brand-dark);
  box-shadow: 0 2px 5px rgba(15, 51, 37, 0.08);
}

.calc-tab:focus-visible,
.add-product:focus-visible,
.remove-product:focus-visible,
.text-button:focus-visible,
.source-link:focus-visible,
.method-link:focus-visible {
  outline: 3px solid color-mix(in srgb, var(--brand) 30%, transparent);
  outline-offset: 2px;
}

.tab-number {
  color: #90a79b;
  font-size: 0.7rem;
  font-variant-numeric: tabular-nums;
}

.calc-panel {
  padding-top: 1.5rem;
}

.calc-panel[hidden] {
  display: none;
}

.panel-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1rem;
}

.panel-title {
  margin: 0 0 0.18rem;
  color: var(--ink);
  font-size: 1.08rem;
  font-weight: 700;
  line-height: 1.2;
}

.panel-heading p {
  font-size: 0.82rem;
}

.live-badge {
  display: inline-flex;
  flex: 0 0 auto;
  align-items: center;
  gap: 0.55rem;
  color: #4c7663;
  font-size: 0.76rem;
  font-weight: 700;
}

.live-badge > span {
  width: 0.42rem;
  height: 0.42rem;
  flex-basis: 0.42rem;
  box-shadow: none;
}

.amount-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.8rem;
}

.amount-field {
  min-width: 0;
}

.amount-field label {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 0.4rem;
  margin-bottom: 0.38rem;
  color: #344f43;
  font-size: 0.85rem;
  font-weight: 750;
}

.amount-field label span {
  color: #83958b;
  font-size: 0.72rem;
  font-weight: 550;
}

.currency-input {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  min-height: 3.55rem;
  padding: 0.55rem 0.75rem;
  border: 1px solid #dce8e1;
  border-radius: 12px;
  background: #fbfdfb;
  color: #75877d;
  font-size: 0.91rem;
  font-weight: 700;
  transition: border-color 120ms ease, box-shadow 120ms ease, background 120ms ease;
}

.currency-input:focus-within {
  border-color: var(--brand);
  background: #fff;
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--brand) 14%, transparent);
}

.currency-input input {
  width: 100%;
  min-width: 0;
  padding: 0;
  border: 0;
  outline: 0;
  background: transparent;
  color: var(--tax-ink);
  font: inherit;
  font-size: clamp(1.1rem, 2.2vw, 1.45rem);
  font-variant-numeric: tabular-nums;
}

.currency-input input::-webkit-inner-spin-button,
.currency-input input::-webkit-outer-spin-button {
  margin: 0;
  appearance: none;
}

.amount-field--tax .currency-input {
  background: #f5fbf7;
}

.amount-field--total .currency-input {
  border-color: #b4d8c2;
  background: #edf8f1;
}

.amount-field--total .currency-input input {
  color: var(--brand-dark);
  font-weight: 800;
}

.amount-words {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-top: 1rem;
  padding: 0.85rem 1rem;
  border: 1px solid #e5eee8;
  border-radius: 12px;
  background: #f7faf8;
}

.amount-words-icon {
  display: grid;
  width: 2rem;
  height: 2rem;
  flex: 0 0 2rem;
  place-items: center;
  border-radius: 9px;
  background: #e6f2ea;
  color: var(--brand-dark);
  font-size: 0.83rem;
  font-weight: 850;
}

.amount-words p {
  margin: 0;
  color: #416253;
  font-size: 0.78rem;
  font-weight: 750;
  letter-spacing: 0.025em;
  line-height: 1.45;
  overflow-wrap: anywhere;
}

.panel-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 0.5rem;
  margin-top: 0.75rem;
}

.btn-sm {
  min-height: 2.35rem;
  padding: 0.4rem 0.8rem;
  font-size: 0.8rem;
}

.calculator .btn-secondary {
  border-color: #dae6df;
  color: #52685d;
}

.btn-copy {
  background: var(--brand);
}

.items-heading,
.product-row {
  display: grid;
  grid-template-columns: minmax(5rem, 0.72fr) minmax(7rem, 1.1fr) minmax(6.5rem, 0.9fr) 2rem;
  align-items: center;
  gap: 0.55rem;
}

.items-heading {
  padding: 0.45rem 0.55rem;
  border-bottom: 1px solid var(--tax-line);
  color: #61746a;
  font-size: 0.7rem;
  font-weight: 750;
  letter-spacing: 0.025em;
}

.product-row {
  min-height: 3.7rem;
  padding: 0.45rem 0.55rem;
  border-bottom: 1px solid #eaf0ec;
}

.product-row .input {
  min-width: 0;
  min-height: 2.3rem;
  padding: 0.4rem 0.5rem;
  border-radius: 8px;
  font-size: 0.87rem;
}

.mini-currency {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  color: #84948b;
  font-size: 0.72rem;
}

.mini-currency .input {
  flex: 1 1 auto;
  width: 100%;
}

.product-subtotal {
  padding-right: 0.15rem;
  color: #334e42;
  font-size: 0.87rem;
  font-variant-numeric: tabular-nums;
  font-weight: 750;
  text-align: right;
  white-space: nowrap;
}

.remove-product {
  display: grid;
  width: 1.9rem;
  height: 1.9rem;
  place-items: center;
  border: 0;
  border-radius: 7px;
  background: transparent;
  color: #b76161;
  cursor: pointer;
  font: inherit;
  font-size: 1.25rem;
  line-height: 1;
}

.remove-product:hover:not(:disabled) {
  background: #fff0ef;
  color: #a12934;
}

.remove-product:disabled {
  color: #bdc9c2;
  cursor: not-allowed;
}

.items-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  margin: 0.7rem 0 1.1rem;
}

.add-product,
.text-button {
  border: 0;
  background: transparent;
  cursor: pointer;
  font: inherit;
  font-size: 0.82rem;
  font-weight: 750;
}

.add-product {
  display: inline-flex;
  align-items: center;
  gap: 0.42rem;
  color: var(--brand-dark);
}

.add-product > span {
  display: grid;
  width: 1.35rem;
  height: 1.35rem;
  place-items: center;
  border-radius: 50%;
  background: var(--brand-soft);
  font-size: 1.1rem;
  line-height: 1;
}

.text-button {
  color: #84948b;
  font-size: 0.75rem;
  font-weight: 600;
}

.text-button:hover {
  color: var(--brand-dark);
  text-decoration: underline;
}

.advanced-options {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 0.7rem;
  padding: 0.85rem 0;
  border-top: 1px solid #eaf0ec;
}

.switch-row {
  position: relative;
  display: flex;
  align-items: flex-start;
  gap: 0.65rem;
  min-width: 0;
  cursor: pointer;
}

.switch-row > input {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  margin: 0;
  opacity: 0;
  cursor: pointer;
}

.switch-ui {
  position: relative;
  width: 2.1rem;
  height: 1.2rem;
  flex: 0 0 2.1rem;
  margin-top: 0.1rem;
  border-radius: 999px;
  background: #c5d1ca;
  transition: background 140ms ease;
}

.switch-ui::after {
  position: absolute;
  top: 0.15rem;
  left: 0.15rem;
  width: 0.9rem;
  height: 0.9rem;
  border-radius: 50%;
  background: #fff;
  box-shadow: 0 1px 3px rgba(14, 50, 34, 0.2);
  content: '';
  transition: transform 140ms ease;
}

.switch-row > input:checked + .switch-ui {
  background: var(--brand);
}

.switch-row > input:checked + .switch-ui::after {
  transform: translateX(0.9rem);
}

.switch-row > input:focus-visible + .switch-ui {
  outline: 3px solid color-mix(in srgb, var(--brand) 30%, transparent);
  outline-offset: 2px;
}

.switch-row strong,
.switch-row small {
  display: block;
}

.switch-row strong {
  color: #334e42;
  font-size: 0.8rem;
  line-height: 1.4;
}

.switch-row small {
  margin-top: 0.12rem;
  color: #829188;
  font-size: 0.7rem;
  line-height: 1.4;
}

.advanced-summary {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(12rem, 0.9fr) auto;
  align-items: center;
  gap: 1rem;
  margin-top: 0.35rem;
  padding: 1rem;
  border: 1px solid #b5d9c3;
  border-radius: 14px;
  background: linear-gradient(110deg, #f1faf4, #e7f5ec);
}

.summary-lines {
  display: grid;
  gap: 0.24rem;
}

.summary-lines > div {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 0.75rem;
  color: #63776b;
  font-size: 0.78rem;
}

.summary-lines output {
  color: #355546;
  font-size: 0.82rem;
  font-variant-numeric: tabular-nums;
  font-weight: 700;
  white-space: nowrap;
}

.summary-lines .summary-total {
  margin-top: 0.15rem;
  padding-top: 0.35rem;
  border-top: 1px solid #cfe4d6;
  color: var(--brand-dark);
  font-size: 0.92rem;
}

.summary-total output {
  color: var(--brand-dark);
  font-size: 1rem;
  font-weight: 850;
}

.amount-words--advanced {
  margin: 0;
  padding: 0;
  border: 0;
  background: transparent;
  color: var(--brand-dark);
}

.amount-words--advanced::first-letter {
  color: inherit;
}

.amount-words--advanced {
  display: block;
  overflow-wrap: anywhere;
  font-size: 0.72rem;
  font-weight: 750;
  line-height: 1.5;
}

.item-hint {
  margin: 0.55rem 0 0;
  color: #7b8b82;
  font-size: 0.72rem;
}

.section {
  margin-top: clamp(2.8rem, 6vw, 4.4rem);
}

.section-heading {
  max-width: 720px;
  margin-bottom: 1.25rem;
}

.section-heading h2,
.tax-context h2,
.methodology h2 {
  margin-bottom: 0.55rem;
  color: var(--tax-ink);
  font-size: clamp(1.5rem, 3vw, 2rem);
  letter-spacing: -0.035em;
}

.section-heading > p:last-child,
.tax-context-copy > p:not(.eyebrow),
.method-copy > p:not(.eyebrow) {
  max-width: 69ch;
  margin: 0;
  color: #5a6d63;
  font-size: 0.95rem;
}

.formula-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.9rem;
}

.formula-card {
  position: relative;
  min-width: 0;
  padding: 1.3rem;
  overflow: hidden;
  border: 1px solid #e1eae4;
  border-radius: 15px;
  background: #fff;
}

.formula-index {
  display: inline-block;
  margin-bottom: 0.65rem;
  color: #8db5a0;
  font-size: 0.72rem;
  font-weight: 850;
  letter-spacing: 0.1em;
}

.formula-card h3 {
  margin: 0 0 0.35rem;
  font-size: 1rem;
}

.formula-card p {
  min-height: 2.8em;
  margin: 0 0 0.8rem;
  color: #6d7d74;
  font-size: 0.8rem;
}

.formula-card code {
  display: block;
  margin-top: 0.35rem;
  padding: 0.4rem 0.55rem;
  border-radius: 7px;
  background: #f3f8f5;
  color: #2d6147;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.75rem;
  overflow-wrap: anywhere;
}

.example-callout {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  margin-top: 0.9rem;
  padding: 0.9rem 1.05rem;
  border: 1px solid #cfe5d7;
  border-radius: 12px;
  background: #edf8f1;
}

.example-callout p {
  margin: 0;
  color: #476151;
  font-size: 0.88rem;
}

.example-mark {
  display: grid;
  width: 2rem;
  height: 2rem;
  flex: 0 0 2rem;
  place-items: center;
  border-radius: 9px;
  background: #d6eddf;
  color: var(--brand-dark);
  font-size: 0.78rem;
  font-weight: 850;
}

.tax-context {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(15rem, 0.6fr);
  align-items: center;
  gap: clamp(1.3rem, 4vw, 3.4rem);
  padding: clamp(1.25rem, 3.5vw, 2.25rem);
  border-radius: 20px;
  background: #eaf4ee;
}

.tax-context-copy .eyebrow {
  margin-bottom: 0.55rem;
}

.tax-context-copy > p:not(.eyebrow) + p {
  margin-top: 0.85rem;
}

.source-link {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  margin-top: 1rem;
  color: var(--brand-dark);
  font-size: 0.85rem;
  font-weight: 800;
  text-decoration: underline;
  text-underline-offset: 3px;
}

.tax-rate-card {
  padding: 1.25rem;
  border: 1px solid #d2e5d9;
  border-radius: 16px;
  background: #fff;
  box-shadow: 0 8px 20px rgba(31, 82, 54, 0.05);
}

.tax-rate-label {
  display: block;
  color: #788a80;
  font-size: 0.66rem;
  font-weight: 800;
  letter-spacing: 0.09em;
}

.tax-rate-card > strong {
  display: block;
  margin: 0.25rem 0 0.6rem;
  color: var(--brand-dark);
  font-size: clamp(2.7rem, 5vw, 3.8rem);
  letter-spacing: -0.07em;
  line-height: 1.05;
}

.tax-rate-card > strong span {
  font-size: 0.6em;
}

.rate-split {
  padding-top: 0.7rem;
  border-top: 1px solid #e9f0eb;
  color: #74847b;
  font-size: 0.68rem;
}

.rate-split > div {
  display: flex;
  justify-content: space-between;
  gap: 0.7rem;
  margin-top: 0.45rem;
  color: #486153;
  font-size: 0.76rem;
}

.rate-split b {
  color: var(--brand-dark);
}

.tax-rate-card > small {
  display: block;
  margin-top: 0.7rem;
  color: #87958d;
  font-size: 0.65rem;
  line-height: 1.45;
}

.use-case-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.1rem;
}

.use-case {
  display: flex;
  align-items: flex-start;
  gap: 0.8rem;
  padding-top: 0.9rem;
  border-top: 1px solid #dce8e0;
}

.use-case-icon {
  display: grid;
  width: 2rem;
  height: 2rem;
  flex: 0 0 2rem;
  place-items: center;
  border-radius: 9px;
  background: #e0f1e6;
  color: var(--brand-dark);
  font-size: 0.7rem;
  font-weight: 850;
}

.use-case h3 {
  margin: 0 0 0.35rem;
  font-size: 0.96rem;
}

.use-case p {
  margin: 0;
  color: #687a70;
  font-size: 0.82rem;
}

.faq-section {
  max-width: 880px;
  margin-inline: auto;
}

.faq {
  display: grid;
  gap: 0.55rem;
}

.faq details {
  padding: 0.85rem 1rem;
  border: 1px solid #e1eae4;
  border-radius: 12px;
  background: #fff;
}

.faq summary {
  position: relative;
  padding-right: 1.5rem;
  color: #244636;
  cursor: pointer;
  font-size: 0.92rem;
  font-weight: 750;
  list-style: none;
}

.faq summary::-webkit-details-marker {
  display: none;
}

.faq summary::after {
  position: absolute;
  top: 0;
  right: 0;
  color: var(--brand);
  content: '+';
  font-size: 1.2rem;
  line-height: 1;
}

.faq details[open] summary::after {
  content: '−';
}

.faq details p {
  margin: 0.65rem 0 0;
  color: #65776d;
  font-size: 0.85rem;
}

.methodology {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  padding: clamp(1.25rem, 3.5vw, 2rem);
  border: 1px solid #dce8e0;
  border-radius: 18px;
  background: #fff;
}

.method-copy > p:not(.eyebrow) + p {
  margin-top: 0.7rem;
}

.method-link {
  display: inline-flex;
  flex: 0 0 auto;
  align-items: center;
  gap: 0.5rem;
  color: var(--brand-dark);
  font-size: 0.85rem;
  font-weight: 800;
}

/* Article and legal page spacing. */
.article {
  max-width: 76ch;
}

.article h1 {
  margin-bottom: 0.45rem;
}

.article .lead {
  margin-bottom: 1.5rem;
}

.article .eyebrow {
  margin-top: 1.7rem;
}

.article .source-note {
  padding: 1rem;
  border-left: 3px solid var(--brand);
  background: #eaf4ee;
}

@media (max-width: 760px) {
  .hero {
    margin-bottom: 1.2rem;
  }

  .amount-grid {
    grid-template-columns: 1fr;
    gap: 0.65rem;
  }

  .amount-field label {
    margin-bottom: 0.25rem;
  }

  .currency-input {
    min-height: 3.15rem;
  }

  .formula-grid {
    grid-template-columns: 1fr;
  }

  .formula-card p {
    min-height: 0;
  }

  .tax-context {
    grid-template-columns: 1fr;
  }

  .tax-rate-card {
    max-width: 25rem;
  }

  .use-case-grid {
    grid-template-columns: 1fr;
    gap: 0.7rem;
  }

  .use-case {
    padding-top: 0.75rem;
  }

  .advanced-summary {
    grid-template-columns: minmax(0, 1fr) auto;
  }

  .advanced-summary .amount-words--advanced {
    grid-column: 1 / -1;
    grid-row: 2;
  }

  .advanced-summary .btn {
    grid-column: 2;
    grid-row: 1;
  }
}

@media (max-width: 560px) {
  .page {
    padding-inline: 0.85rem;
  }

  .hero h1 {
    max-width: 14ch;
  }

  .hero-facts {
    gap: 0.35rem 0.8rem;
    font-size: 0.75rem;
  }

  .calculator {
    padding: 1rem 0.85rem;
    border-radius: 16px;
  }

  .calculator-heading {
    gap: 0.55rem;
  }

  .calculator-intro {
    max-width: 35ch;
    font-size: 0.82rem;
  }

  .rate-control {
    font-size: 0.68rem;
  }

  .rate-input-wrap {
    padding: 0.4rem 0.45rem;
  }

  .rate-input-wrap input {
    width: 2.65rem;
  }

  .rate-help {
    max-width: 17rem;
    margin-left: auto;
    font-size: 0.68rem;
  }

  .calc-tabs {
    margin-top: 1rem;
  }

  .calc-tab {
    min-height: 2.7rem;
    gap: 0.35rem;
    font-size: 0.79rem;
  }

  .tab-number {
    font-size: 0.62rem;
  }

  .panel-heading {
    align-items: flex-start;
    gap: 0.5rem;
  }

  .panel-heading p {
    max-width: 34ch;
    font-size: 0.75rem;
  }

  .live-badge {
    margin-top: 0.15rem;
    gap: 0.4rem;
    font-size: 0;
  }

  .live-badge > span {
    width: 0.5rem;
    height: 0.5rem;
    flex-basis: 0.5rem;
  }

  .items-heading,
  .product-row {
    grid-template-columns: minmax(4.7rem, 0.8fr) minmax(5.5rem, 1fr) minmax(4.6rem, 0.85fr) 1.7rem;
    gap: 0.28rem;
    padding-inline: 0.2rem;
  }

  .items-heading {
    font-size: 0.58rem;
  }

  .product-row .input {
    padding-inline: 0.32rem;
    font-size: 0.77rem;
  }

  .mini-currency {
    gap: 0.12rem;
    font-size: 0.6rem;
  }

  .product-subtotal {
    font-size: 0.7rem;
  }

  .remove-product {
    width: 1.65rem;
    height: 1.65rem;
  }

  .items-actions {
    align-items: flex-start;
    gap: 0.4rem;
  }

  .add-product,
  .text-button {
    font-size: 0.7rem;
  }

  .advanced-options {
    grid-template-columns: 1fr;
  }

  .switch-row small {
    max-width: 35ch;
  }

  .advanced-summary {
    grid-template-columns: 1fr auto;
    gap: 0.75rem;
    padding: 0.8rem;
  }

  .summary-lines > div {
    font-size: 0.72rem;
  }

  .advanced-summary .btn {
    padding-inline: 0.55rem;
    font-size: 0.68rem;
  }

  .amount-words p {
    font-size: 0.7rem;
  }

  .methodology {
    align-items: flex-start;
    flex-direction: column;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
  }
}