.simple-calculator {
  padding: 160px 0 80px;
}

.simple-calculator__wrap {
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
}

.simple-calculator__head {
  margin-bottom: 32px;
}

.simple-calculator__eyebrow {
  margin: 0 0 12px;
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #6f6f6f;
}

.simple-calculator__title {
  margin: 0 0 12px;
  font-size: clamp(34px, 5vw, 62px);
  line-height: 1;
}

.simple-calculator__lead {
  margin: 0;
  max-width: 760px;
  font-size: 20px;
  line-height: 1.45;
}

.simple-calculator__steps {
  display: flex;
  gap: 12px;
  margin-bottom: 24px;
  flex-wrap: wrap;
}

.simple-calculator__step {
  padding: 10px 16px;
  border-radius: 999px;
  background: #f2f2f2;
  color: #6b6b6b;
  font-weight: 600;
}

.simple-calculator__step.is-active {
  background: #151515;
  color: #fff;
}

.simple-calculator__step.is-done {
  background: #e7f6eb;
  color: #22663a;
}

.simple-calculator__card {
  background: #fff;
  border: 1px solid #ececec;
  border-radius: 28px;
  padding: 32px;
  box-shadow: 0 24px 60px rgba(21, 21, 21, 0.08);
}

.simple-calculator__card--success {
  max-width: 760px;
}

.simple-calculator__alert {
  margin-bottom: 20px;
  padding: 16px 18px;
  border-radius: 18px;
}

.simple-calculator__alert p {
  margin: 0;
}

.simple-calculator__alert p + p {
  margin-top: 8px;
}

.simple-calculator__alert--error {
  background: #fff1f1;
  color: #9f2e2e;
}

.simple-calculator__alert--success {
  background: #eefaf1;
  color: #20613a;
}

.simple-calculator__grid {
  display: grid;
  gap: 18px;
  margin-bottom: 24px;
}

.simple-calculator__grid--four {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.simple-calculator__grid--three {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.simple-calculator__grid--two {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.simple-calculator__section {
  margin-bottom: 24px;
}

.simple-calculator__section-title {
  margin: 0 0 12px;
  font-size: 15px;
  font-weight: 700;
}

.simple-calculator__chips {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.simple-calculator__choice {
  position: relative;
}

.simple-calculator__choice input {
  position: absolute;
  opacity: 0;
  inset: 0;
}

.simple-calculator__choice span {
  display: inline-flex;
  align-items: center;
  min-height: 48px;
  padding: 0 18px;
  border-radius: 16px;
  border: 1px solid #d9d9d9;
  background: #fff;
  font-size: 16px;
  font-weight: 500;
  cursor: pointer;
  transition: 0.2s ease;
}

.simple-calculator__choice input:checked + span {
  border-color: #000;
  background: #111;
  color: #fff;
}

.simple-calculator__toggle {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  min-height: 48px;
  font-weight: 500;
}

.simple-calculator__field {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.simple-calculator__field span {
  font-size: 15px;
  font-weight: 700;
}

.simple-calculator__field input,
.simple-calculator__field textarea {
  width: 100%;
  min-height: 54px;
  border-radius: 16px;
  border: 1px solid #d9d9d9;
  background: #fff;
  padding: 0 16px;
  font-size: 16px;
  outline: none;
}

.simple-calculator__field textarea {
  min-height: 136px;
  padding: 16px;
  resize: vertical;
}

.simple-calculator__actions {
  display: flex;
  gap: 12px;
  margin-top: 10px;
}

.simple-calculator__actions--spread {
  justify-content: space-between;
  flex-wrap: wrap;
}

.simple-calculator__button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 54px;
  padding: 0 22px;
  border: 0;
  border-radius: 16px;
  background: #161616;
  color: #fff;
  text-decoration: none;
  font-size: 16px;
  font-weight: 700;
  cursor: pointer;
}

.simple-calculator__button--ghost {
  background: transparent;
  color: #161616;
  border: 1px solid #161616;
}

.simple-calculator__summary {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  margin-bottom: 26px;
  padding-bottom: 24px;
  border-bottom: 1px solid #efefef;
}

.simple-calculator__summary-item {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.simple-calculator__summary-item span {
  color: #727272;
  font-size: 14px;
}

.simple-calculator__summary-item strong {
  font-size: 18px;
}

.simple-calculator__form-stack {
  display: flex;
  flex-direction: column;
  gap: 0;
}

@media (max-width: 960px) {
  .simple-calculator__grid--four,
  .simple-calculator__grid--three,
  .simple-calculator__grid--two,
  .simple-calculator__summary {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 680px) {
  .simple-calculator {
    padding: 132px 0 56px;
  }

  .simple-calculator__card {
    padding: 22px;
    border-radius: 22px;
  }

  .simple-calculator__grid--four,
  .simple-calculator__grid--three,
  .simple-calculator__grid--two,
  .simple-calculator__summary {
    grid-template-columns: 1fr;
  }

  .simple-calculator__actions,
  .simple-calculator__actions--spread {
    flex-direction: column;
  }

  .simple-calculator__button {
    width: 100%;
  }
}