.iu-calc {
  --iu-calc-ivory: #F5F0E8;
  --iu-calc-sand: #E8DDD0;
  --iu-calc-caramel: #A56B45;
  --iu-calc-coffee: #55372B;
  --iu-calc-coal: #191816;
  --iu-calc-text: #35312E;
  --iu-calc-light: #F8F4EE;
  --iu-calc-border: #D6C9BA;
  color: var(--iu-calc-text);
  background: var(--iu-calc-ivory);
  font-family: Manrope, system-ui, sans-serif;
  width: 100%;
  overflow: clip;
}

.iu-calc *,
.iu-calc *::before,
.iu-calc *::after {
  box-sizing: border-box;
}

.iu-calc-container {
  width: min(1200px, calc(100% - 48px));
  margin-inline: auto;
}

.iu-calc h1,
.iu-calc h2,
.iu-calc h3,
.iu-calc strong {
  overflow-wrap: normal;
  word-break: normal;
}

.iu-calc h1,
.iu-calc h2,
.iu-calc h3 {
  font-family: Fraunces, Georgia, serif;
  color: inherit;
  margin: 0;
  line-height: 1.08;
}

.iu-calc p {
  margin: 0;
}

.iu-calc-hero {
  padding: clamp(72px, 7vw, 108px) 0 clamp(64px, 6vw, 92px);
  background: var(--iu-calc-coal);
  color: var(--iu-calc-light);
}

.iu-calc-hero .iu-calc-container {
  max-width: 960px;
}

.iu-calc-hero h1 {
  max-width: 900px;
  color: var(--iu-calc-light);
  font-size: clamp(48px, 5.3vw, 78px);
  letter-spacing: -0.035em;
}

.iu-calc-kicker {
  margin-bottom: 18px;
  color: var(--iu-calc-caramel);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.iu-calc-lead {
  max-width: 760px;
  margin-top: 26px;
  color: rgba(248, 244, 238, 0.82);
  font-size: clamp(18px, 1.6vw, 22px);
  line-height: 1.65;
}

.iu-calc-back {
  display: inline-flex;
  margin-bottom: 36px;
  color: rgba(248, 244, 238, 0.74);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-decoration: none;
}

.iu-calc-back:hover,
.iu-calc-back:focus-visible {
  color: var(--iu-calc-light);
}

.iu-calc-central-list {
  padding: 88px 0;
}

.iu-calc-central-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  border-top: 1px solid var(--iu-calc-border);
  border-left: 1px solid var(--iu-calc-border);
}

.iu-calc-tool-card {
  position: relative;
  display: grid;
  grid-template-columns: 48px minmax(0, 1fr) auto;
  gap: 20px;
  min-height: 230px;
  padding: 40px;
  border-right: 1px solid var(--iu-calc-border);
  border-bottom: 1px solid var(--iu-calc-border);
  color: var(--iu-calc-text);
  text-decoration: none;
  transition: background-color 180ms ease, color 180ms ease;
}

.iu-calc-tool-card:hover,
.iu-calc-tool-card:focus-visible {
  color: var(--iu-calc-light);
  background: var(--iu-calc-coffee);
}

.iu-calc-tool-number {
  color: var(--iu-calc-caramel);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.12em;
}

.iu-calc-tool-copy {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.iu-calc-tool-copy strong {
  max-width: 390px;
  font-family: Fraunces, Georgia, serif;
  font-size: clamp(26px, 2.5vw, 36px);
  line-height: 1.12;
}

.iu-calc-tool-copy > span {
  max-width: 430px;
  color: inherit;
  font-size: 15px;
  line-height: 1.7;
  opacity: 0.78;
}

.iu-calc-tool-arrow {
  align-self: end;
  color: var(--iu-calc-caramel);
  font-size: 28px;
}

.iu-calc-body {
  padding: 80px 0;
}

.iu-calc-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.65fr) minmax(320px, 0.75fr);
  gap: 42px;
  align-items: start;
}

.iu-calc-form {
  display: grid;
  gap: 24px;
}

.iu-calc-step {
  min-width: 0;
  margin: 0;
  padding: 34px;
  border: 1px solid var(--iu-calc-border);
  background: var(--iu-calc-light);
}

.iu-calc-step legend {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 0 10px 0 0;
  color: var(--iu-calc-coffee);
  font-family: Fraunces, Georgia, serif;
  font-size: 25px;
  font-weight: 600;
}

.iu-calc-step legend span,
.iu-calc-result-empty > span {
  display: inline-grid;
  place-items: center;
  width: 30px;
  height: 30px;
  border: 1px solid var(--iu-calc-caramel);
  border-radius: 50%;
  color: var(--iu-calc-caramel);
  font-family: Manrope, system-ui, sans-serif;
  font-size: 12px;
  font-weight: 700;
}

.iu-calc-fields {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 22px 24px;
}

.iu-calc-field {
  min-width: 0;
}

.iu-calc-field--full {
  grid-column: 1 / -1;
}

.iu-calc-field label {
  display: block;
  margin-bottom: 9px;
  color: var(--iu-calc-text);
  font-size: 13px;
  font-weight: 700;
  line-height: 1.4;
}

.iu-calc-field input,
.iu-calc-field select {
  width: 100%;
  min-height: 52px;
  padding: 12px 14px;
  border: 1px solid var(--iu-calc-border);
  border-radius: 0;
  color: var(--iu-calc-text);
  background: #fff;
  font: inherit;
  font-size: 16px;
}

.iu-calc-field input:focus,
.iu-calc-field select:focus,
.iu-calc-submit button:focus-visible,
.iu-calc-cta a:focus-visible,
.iu-calc-tool-card:focus-visible {
  outline: 3px solid rgba(165, 107, 69, 0.32);
  outline-offset: 3px;
}

.iu-calc-field [aria-invalid="true"] {
  border-color: #9d2d20;
}

.iu-calc-money {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  align-items: center;
  border: 1px solid var(--iu-calc-border);
  background: #fff;
}

.iu-calc-money:focus-within {
  outline: 3px solid rgba(165, 107, 69, 0.32);
  outline-offset: 3px;
}

.iu-calc-money > span {
  padding-left: 14px;
  color: var(--iu-calc-coffee);
  font-size: 13px;
  font-weight: 700;
}

.iu-calc-money input {
  border: 0;
  outline: 0;
}

.iu-calc-help {
  margin-top: 8px;
  color: #6d635d;
  font-size: 12px;
  line-height: 1.55;
}

.iu-calc-field-error {
  display: block;
  margin-top: 7px;
  color: #8f281d;
  font-size: 12px;
  font-weight: 700;
  line-height: 1.45;
}

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

.iu-calc-caution {
  padding: 20px 22px;
  border-left: 3px solid var(--iu-calc-caramel);
  color: var(--iu-calc-text);
  background: var(--iu-calc-sand);
  font-size: 14px;
  line-height: 1.7;
}

.iu-calc-submit {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 16px;
}

.iu-calc-submit button,
.iu-calc-cta a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 54px;
  padding: 15px 26px;
  border: 1px solid var(--iu-calc-coffee);
  border-radius: 0;
  color: var(--iu-calc-light);
  background: var(--iu-calc-coffee);
  font-family: Manrope, system-ui, sans-serif;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.07em;
  line-height: 1.35;
  text-decoration: none;
  text-transform: uppercase;
  cursor: pointer;
}

.iu-calc-submit button:hover,
.iu-calc-cta a:hover {
  border-color: var(--iu-calc-caramel);
  background: var(--iu-calc-caramel);
}

.iu-calc-submit button[disabled] {
  cursor: wait;
  opacity: 0.65;
}

.iu-calc-form-status {
  min-height: 1.5em;
  color: #7d241b;
  font-size: 13px;
  line-height: 1.5;
}

.iu-calc-result {
  position: sticky;
  top: 112px;
  min-width: 0;
  padding: 30px;
  color: var(--iu-calc-light);
  background: var(--iu-calc-coffee);
}

.iu-calc-result-empty {
  min-height: 260px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: flex-start;
  gap: 14px;
}

.iu-calc-result h2 {
  color: var(--iu-calc-light);
  font-size: 34px;
}

.iu-calc-result p {
  color: rgba(248, 244, 238, 0.75);
  font-size: 14px;
  line-height: 1.65;
}

.iu-calc-result-list,
.iu-calc-result-details,
.iu-calc-result-notices {
  margin: 22px 0 0;
  padding: 0;
  list-style: none;
}

.iu-calc-result-row {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  padding: 13px 0;
  border-bottom: 1px solid rgba(248, 244, 238, 0.17);
  font-size: 13px;
  line-height: 1.45;
}

.iu-calc-result-row span:last-child {
  flex: 0 0 auto;
  font-weight: 800;
}

.iu-calc-result-total {
  margin-top: 24px;
  padding-top: 20px;
  border-top: 2px solid var(--iu-calc-caramel);
}

.iu-calc-result-total span {
  display: block;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.iu-calc-result-total strong {
  display: block;
  margin-top: 7px;
  color: var(--iu-calc-light);
  font-family: Fraunces, Georgia, serif;
  font-size: 34px;
}

.iu-calc-result-subtitle {
  margin-top: 26px;
  color: var(--iu-calc-sand);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.iu-calc-result-details li,
.iu-calc-result-notices li {
  margin-top: 10px;
  color: rgba(248, 244, 238, 0.72);
  font-size: 12px;
  line-height: 1.55;
}

.iu-calc-general-notice {
  padding: 24px 0;
  border-top: 1px solid var(--iu-calc-border);
  border-bottom: 1px solid var(--iu-calc-border);
  background: var(--iu-calc-sand);
}

.iu-calc-general-notice p {
  max-width: 960px;
  color: #625852;
  font-size: 12px;
  line-height: 1.65;
}

.iu-calc-cta {
  padding: 70px 0;
  color: var(--iu-calc-light);
  background: var(--iu-calc-coffee);
}

.iu-calc-cta .iu-calc-container {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 48px;
  align-items: end;
}

.iu-calc-cta h2 {
  max-width: 760px;
  color: var(--iu-calc-light);
  font-size: clamp(35px, 4vw, 54px);
}

.iu-calc-cta p:not(.iu-calc-kicker) {
  max-width: 720px;
  margin-top: 18px;
  color: rgba(248, 244, 238, 0.8);
  font-size: 15px;
  line-height: 1.7;
}

.iu-calc-cta a {
  border-color: var(--iu-calc-caramel);
  background: var(--iu-calc-caramel);
  text-align: center;
}

.iu-calc-cta a:hover {
  border-color: var(--iu-calc-light);
  color: var(--iu-calc-coffee);
  background: var(--iu-calc-light);
}

@media (max-width: 1024px) {
  .iu-calc-container {
    width: min(100% - 40px, 960px);
  }

  .iu-calc-layout {
    grid-template-columns: minmax(0, 1.4fr) minmax(280px, 0.75fr);
    gap: 28px;
  }

  .iu-calc-step {
    padding: 28px;
  }

  .iu-calc-cta .iu-calc-container {
    grid-template-columns: 1fr;
    align-items: start;
    gap: 28px;
  }
}

@media (max-width: 820px) {
  .iu-calc-hero {
    padding: 64px 0;
  }

  .iu-calc-hero h1 {
    font-size: clamp(42px, 8vw, 62px);
  }

  .iu-calc-central-grid,
  .iu-calc-layout {
    grid-template-columns: 1fr;
  }

  .iu-calc-result {
    position: static;
  }

  .iu-calc-tool-card {
    min-height: 190px;
  }
}

@media (max-width: 600px) {
  .iu-calc {
    padding-bottom: 78px;
  }

  .iu-calc-container {
    width: min(100% - 32px, 520px);
  }

  .iu-calc-hero {
    padding: 52px 0;
  }

  .iu-calc-back {
    margin-bottom: 28px;
  }

  .iu-calc-hero h1 {
    font-size: clamp(38px, 11vw, 52px);
  }

  .iu-calc-lead {
    margin-top: 20px;
    font-size: 17px;
  }

  .iu-calc-central-list,
  .iu-calc-body {
    padding: 52px 0;
  }

  .iu-calc-tool-card {
    grid-template-columns: 34px minmax(0, 1fr);
    gap: 14px;
    min-height: 0;
    padding: 28px 22px;
  }

  .iu-calc-tool-arrow {
    display: none;
  }

  .iu-calc-tool-copy strong {
    font-size: 27px;
  }

  .iu-calc-fields {
    grid-template-columns: 1fr;
  }

  .iu-calc-field--full {
    grid-column: auto;
  }

  .iu-calc-step {
    padding: 24px 20px;
  }

  .iu-calc-step legend {
    font-size: 22px;
  }

  .iu-calc-submit {
    align-items: stretch;
    flex-direction: column;
  }

  .iu-calc-submit button,
  .iu-calc-cta a {
    width: 100%;
  }

  .iu-calc-result {
    padding: 26px 22px;
  }

  .iu-calc-cta {
    padding: 54px 0 70px;
  }

  .iu-calc-cta h2 {
    font-size: 35px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .iu-calc-tool-card {
    transition: none;
  }
}