#strawCalculator {
  color-scheme: dark;
  --page: #111615;
  --panel: #262a28;
  --panel-soft: #232826;
  --panel-line: #3d4240;
  --text: #f2f1ed;
  --muted: #a8aca6;
  --green: #52883a;
  --green-strong: #5b9539;
  --green-soft: rgba(57, 91, 39, 0.22);
  --error: #b02020;
  --error-bg: #211716;
  width: min(100%, 1240px);
  min-height: 100vh;
  margin: 0 auto;
  background: var(--page);
  color: var(--text);
  font-family: Montserrat, "Segoe UI", Arial, sans-serif;
  font-size: 15px;
}

#strawCalculator,
#strawCalculator * {
  box-sizing: border-box;
}

#strawCalculator button,
#strawCalculator input {
  font: inherit;
}

#strawCalculator .calculator {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(420px, 520px);
  gap: 58px;
  align-items: start;
}

#strawCalculator .parameters {
  min-width: 0;
}

#strawCalculator .parameters h1,
#strawCalculator .summary-card h2 {
  margin: 0 0 34px;
  color: var(--text);
  font-size: 22px;
  font-weight: 500;
  letter-spacing: 0;
}

#strawCalculator .control-block {
  margin-top: 34px;
}

#strawCalculator .control-block:first-of-type {
  margin-top: 0;
}

#strawCalculator .control-block > label,
#strawCalculator .control-block > h2,
#strawCalculator .range-head label {
  display: block;
  margin: 0 0 14px;
  color: var(--text);
  font-size: 18px;
  font-weight: 500;
  line-height: 1.18;
}

#strawCalculator .text-input {
  width: 100%;
  height: 52px;
  padding: 0 22px;
  border: 1px solid var(--panel-line);
  border-radius: 7px;
  outline: 0;
  background: var(--panel-soft);
  color: #d7d9d5;
  caret-color: #d7d9d5;
  font-size: 20px;
  font-weight: 400;
  line-height: 1;
  transition: border-color 140ms ease, background 140ms ease, box-shadow 140ms ease;
}

#strawCalculator .text-input::placeholder {
  color: #a7aaa5;
  opacity: 1;
}

#strawCalculator .text-input:hover {
  border-color: #4a504d;
}

#strawCalculator .text-input:focus {
  border-color: var(--green-strong);
  background: var(--panel-soft);
  box-shadow: none;
}

#strawCalculator .text-input.has-value {
  color: #eef0ec;
}

#strawCalculator .text-input.is-error {
  border-color: var(--error);
  background: var(--error-bg);
  color: #eef0ec;
}

#strawCalculator .text-input.is-error:focus {
  border-color: #c22a2a;
}

#strawCalculator .choice-grid {
  display: grid;
  gap: 12px;
}

#strawCalculator .choice-grid-3 {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

#strawCalculator .choice-grid-2,
#strawCalculator .location-grid,
#strawCalculator .roof-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

#strawCalculator .option-button {
  display: flex;
  min-height: 38px;
  align-items: center;
  gap: 9px;
  padding: 0 13px;
  border: 1px solid var(--panel-line);
  border-radius: 5px;
  background: linear-gradient(180deg, #292d2b, #222624);
  color: var(--text);
  cursor: pointer;
  font-size: 14px;
  font-weight: 500;
  text-align: left;
}

#strawCalculator .option-button:hover,
#strawCalculator .package-card:hover {
  border-color: rgba(88, 143, 59, 0.75);
}

#strawCalculator .option-button.is-selected,
#strawCalculator .package-card.is-selected {
  border-color: #4f8d31;
  background: var(--green-soft);
}

#strawCalculator .radio-dot {
  position: relative;
  display: inline-block;
  width: 14px;
  height: 14px;
  flex: 0 0 auto;
  border: 1.5px solid #d9ddd6;
  border-radius: 50%;
}

#strawCalculator .is-selected > .radio-dot,
#strawCalculator .package-card.is-selected .radio-dot {
  border-color: var(--green-strong);
}

#strawCalculator .is-selected > .radio-dot::after,
#strawCalculator .package-card.is-selected .radio-dot::after {
  position: absolute;
  inset: 3px;
  border-radius: inherit;
  background: var(--green-strong);
  content: "";
}

#strawCalculator .shape-measurements {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 30px;
  margin-top: 30px;
}

#strawCalculator .rectangle-dimensions {
  display: grid;
  grid-column: 1 / -1;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 30px;
}

#strawCalculator .rectangle-dimensions[hidden],
#strawCalculator .calculated-area[hidden],
#strawCalculator #squareAreaField[hidden] {
  display: none;
}

#strawCalculator .calculated-area {
  display: flex;
  grid-column: 1 / -1;
  justify-content: space-between;
  gap: 20px;
  color: var(--text);
  font-size: 18px;
  line-height: 1.2;
}

#strawCalculator .calculated-area strong {
  white-space: nowrap;
}

#strawCalculator .calculator.is-rectangle .height-field {
  grid-column: 1 / -1;
}

#strawCalculator .range-head {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 14px;
  align-items: start;
  margin-bottom: 12px;
}

#strawCalculator .range-head label {
  margin: 0;
}

#strawCalculator .range-head strong {
  color: var(--text);
  font-size: 18px;
  font-weight: 700;
  white-space: nowrap;
}

#strawCalculator .range-input {
  width: 100%;
  height: 18px;
  margin: 0;
  appearance: none;
  background: transparent;
  cursor: pointer;
}

#strawCalculator .range-input::-webkit-slider-runnable-track {
  height: 5px;
  border-radius: 99px;
  background: linear-gradient(90deg, var(--green-strong) var(--progress, 50%), #3b403e var(--progress, 50%));
}

#strawCalculator .range-input::-webkit-slider-thumb {
  width: 22px;
  height: 22px;
  margin-top: -8.5px;
  appearance: none;
  border: 1px solid #44732e;
  border-radius: 50%;
  background: var(--green-strong);
}

#strawCalculator .range-input::-moz-range-track {
  height: 5px;
  border-radius: 99px;
  background: #3b403e;
}

#strawCalculator .range-input::-moz-range-progress {
  height: 5px;
  border-radius: 99px;
  background: var(--green-strong);
}

#strawCalculator .range-input::-moz-range-thumb {
  width: 22px;
  height: 22px;
  border: 1px solid #44732e;
  border-radius: 50%;
  background: var(--green-strong);
}

#strawCalculator .house-art {
  display: block;
  width: 100%;
  margin: 0 auto 8px;
  background-repeat: no-repeat;
  background-position: center bottom;
  background-size: contain;
  filter: drop-shadow(0 8px 4px rgba(0, 0, 0, 0.24));
}

#strawCalculator .house-art-walls {
  background-image: url("https://ecobuild.coderfy.online/wp-content/uploads/accordion-image01.webp");
}

#strawCalculator .house-art-floor {
  background-image: url("https://ecobuild.coderfy.online/wp-content/uploads/accordion-image02.webp");
}

#strawCalculator .house-art-roof {
  background-image: url("https://ecobuild.coderfy.online/wp-content/uploads/accordion-image03.webp");
}

#strawCalculator .house-art-full {
  background-image: url("https://ecobuild.coderfy.online/wp-content/uploads/accordion-image04.webp");
}

#strawCalculator .package-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
}

#strawCalculator .package-card {
  position: relative;
  min-height: 120px;
  padding: 14px 9px 12px;
  border: 1px solid transparent;
  border-radius: 7px;
  background: transparent;
  color: var(--text);
  cursor: pointer;
  text-align: center;
}

#strawCalculator .package-card .house-art {
  height: 62px;
}

#strawCalculator .package-radio {
  position: absolute;
  left: 14px;
  bottom: 26px;
}

#strawCalculator .card-title {
  display: flex;
  min-height: 32px;
  align-items: center;
  justify-content: center;
  padding-left: 18px;
  color: var(--text);
  font-size: 14px;
  font-weight: 500;
  line-height: 1.08;
  white-space: wrap;
  margin-left: 5px;
}

#strawCalculator .note {
  margin: 13px 0 0;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.35;
}

#strawCalculator .summary-card {
  width: 100%;
  margin-top: 0;
  padding: 38px 36px 36px;
  border-radius: 13px;
  background: var(--panel);
}

#strawCalculator .summary-label {
  margin: 0 0 10px;
  color: var(--muted);
  font-size: 16px;
}

#strawCalculator .total-line {
  display: flex;
  align-items: baseline;
  gap: 8px;
  color: #f6f5f0;
  font-size: 42px;
  white-space: nowrap;
  font-weight: 500;
  line-height: 1.08;
  
}

#strawCalculator .total-line small {
  font-size: 26px;
  font-weight: 400;
}

#strawCalculator .slash {
  margin: 0 8px;
}

#strawCalculator .metric-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 44px;
  margin-top: 42px;
}

#strawCalculator .metric-group h3 {
  margin: 0 0 20px;
  color: var(--text);
  font-size: 16px;
  font-weight: 600;
}

#strawCalculator .metric-group dl {
  display: grid;
  gap: 18px;
  margin: 0;
}

#strawCalculator .metric-group div {
  display: flex;
  justify-content: space-between;
  gap: 20px;
}

#strawCalculator .metric-group dt {
  color: var(--muted);
  font-size: 15px;
}

#strawCalculator .metric-group dd {
  margin: 0;
  color: var(--text);
  font-size: 16px;
  font-weight: 700;
}

#strawCalculator .summary-note {
  margin: 34px 0 0;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.52;
}

#strawCalculator .summary-note + .summary-note {
  margin-top: 8px;
}

#strawCalculator .submit-button {
  width: 100%;
  height: 49px;
  min-width: 0;
  margin-top: 38px;
  padding: 0 24px;
  border: 0;
  border-radius: 6px;
  background: var(--green);
  color: #fff;
  cursor: pointer;
  font-size: 14px;
  font-weight: 700;
  transition: background 160ms ease, transform 160ms ease;
}

#strawCalculator .submit-button:hover {
  background: #609b45;
}

#strawCalculator .submit-button:active {
  transform: translateY(1px);
}

#strawCalculator .contact-form {
  display: grid;
  gap: 14px;
  margin-top: 24px;
}

#strawCalculator .contact-form[hidden] {
  display: none;
}

#strawCalculator .form-field {
  position: relative;
  display: grid;
  gap: 7px;
}

#strawCalculator .field-label {
  color: #8d928b;
  font-size: 12px;
  line-height: 1;
}

#strawCalculator .contact-input {
  width: 100%;
}

#strawCalculator .iti {
  width: 100%;
}

#strawCalculator .iti .phone-plugin-input {
  width: 100%;
  padding-left: 64px !important;
}

#strawCalculator .iti:focus-within .phone-plugin-input {
  border-color: var(--green-strong);
}

#strawCalculator .iti.is-error .phone-plugin-input {
  border-color: var(--error);
  background: var(--error-bg);
}

#strawCalculator .iti__flag-container,
#strawCalculator .iti__selected-country {
  color: var(--text);
}

#strawCalculator .iti__selected-flag,
#strawCalculator .iti__selected-country {
  padding-left: 14px;
  background: transparent;
}

#strawCalculator .iti__selected-flag:hover,
#strawCalculator .iti__selected-country:hover {
  background: transparent;
}

#strawCalculator .iti__arrow {
  border-top-color: #a7aaa5;
}

#strawCalculator .iti__country-list,
#strawCalculator .iti__dropdown-content {
  max-height: 240px;
  border: 1px solid var(--panel-line);
  border-radius: 6px;
  background: var(--panel-soft);
  box-shadow: 0 14px 26px rgba(0, 0, 0, 0.32);
}

#strawCalculator .iti__country {
  color: var(--text);
  font-size: 15px;
}

#strawCalculator .iti__country.iti__highlight,
#strawCalculator .iti__country:hover {
  background: rgba(86, 139, 60, 0.2);
}

#strawCalculator .iti__dial-code {
  color: #a7aaa5;
}

@media (max-width: 1100px) {
  #strawCalculator {
    padding: 64px 28px;
  }

  #strawCalculator .calculator {
    grid-template-columns: 1fr;
    gap: 42px;
  }

  #strawCalculator .summary-card {
    max-width: 620px;
  }
}

@media (max-width: 720px) {
  #strawCalculator {
    padding: 58px 13px 56px;
    font-size: 14px;
  }

  #strawCalculator .parameters h1,
  #strawCalculator .summary-card h2 {
    font-size: 20px;
  }

  #strawCalculator .control-block {
    margin-top: 32px;
  }

  #strawCalculator .choice-grid-3 {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  #strawCalculator .choice-grid-2,
  #strawCalculator .shape-measurements,
  #strawCalculator .rectangle-dimensions,
  #strawCalculator .location-grid,
  #strawCalculator .roof-grid {
    grid-template-columns: 1fr;
  }

  #strawCalculator .package-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px;
  }

  #strawCalculator .package-card {
    min-height: 100px;
  }

  #strawCalculator .package-card .house-art {
    height: 52px;
  }

  #strawCalculator .summary-card {
    padding: 30px 20px;
    border-radius: 12px;
  }

  #strawCalculator .total-line {
    font-size: 28px;
    gap: 6px;
  }

  #strawCalculator .total-line small {
    font-size: 17px;
  }

  #strawCalculator .slash {
    margin: 0 5px;
  }

  #strawCalculator .metric-grid {
    grid-template-columns: 1fr;
    gap: 28px;
    margin-top: 32px;
  }
}