.calculator-page {
  --calculator-ink: #303033;
  --calculator-muted: #686868;
  --calculator-line: #eaded6;
  --calculator-paper: #fffbed;
  --calculator-card: #fff;
  --calculator-accent: #ff7568;
  --calculator-accent-text: #ad3e32;
  color: var(--calculator-ink);
}

.calculator-page__hero {
  padding: 58px 0 64px;
  background: linear-gradient(135deg, #fffbed 0%, #fff9ed 60%, #fff4ea 100%);
  border-bottom: 1px solid rgba(48, 48, 51, .07);
}

.calculator-page__breadcrumbs {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 48px;
  color: #7c7a75;
  font-size: 16px;
}

.calculator-page__breadcrumbs a {
  color: inherit;
  text-decoration: none;
}

.calculator-page__breadcrumbs a:hover,
.calculator-page__breadcrumbs a:focus-visible {
  color: var(--calculator-accent);
}

.calculator-page__hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.45fr) minmax(290px, .55fr);
  align-items: end;
  gap: 64px;
}

.calculator-page__eyebrow {
  margin: 0 0 16px;
  color: var(--calculator-accent);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: .09em;
  text-transform: uppercase;
}

.calculator-page h1 {
  max-width: 880px;
  margin: 0;
  font-size: clamp(42px, 5vw, 72px);
  line-height: 1.04;
  letter-spacing: -.035em;
}

.calculator-page__lead {
  max-width: 850px;
  margin: 28px 0 0;
  color: var(--calculator-muted);
  font-size: clamp(20px, 2vw, 25px);
  line-height: 1.5;
}

.calculator-page__note {
  display: grid;
  gap: 10px;
  padding: 28px 30px;
  background: rgba(255, 255, 255, .7);
  border: 1px solid rgba(255, 117, 104, .28);
  border-radius: 26px 26px 26px 4px;
}

.calculator-page__note strong {
  font-size: 21px;
}

.calculator-page__note span {
  color: var(--calculator-muted);
  font-size: 17px;
  line-height: 1.55;
}

.calculator-page__workspace {
  padding-top: 76px;
  padding-bottom: 84px;
}

.calculator-page__workspace-heading {
  max-width: 790px;
  margin-bottom: 38px;
}

.calculator-page__workspace-heading h2,
.calculator-page__guide-heading h2 {
  margin: 0;
  font-size: clamp(34px, 3.5vw, 50px);
  line-height: 1.12;
  letter-spacing: -.025em;
}

.calculator-page__workspace-heading > p:last-child {
  margin: 18px 0 0;
  color: var(--calculator-muted);
  font-size: 19px;
  line-height: 1.55;
}

.calculator-page__tabs {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
  margin: 0 0 44px;
}

.calculator-page__tabs .btn-link {
  position: relative;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  align-items: start;
  gap: 14px;
  min-width: 0;
  min-height: 122px;
  margin: 0;
  padding: 20px;
  color: var(--calculator-ink);
  text-align: left;
  text-decoration: none;
  white-space: normal;
  background: var(--calculator-card);
  border: 1px solid var(--calculator-line);
  border-radius: 20px;
  box-shadow: 0 10px 30px rgba(56, 44, 39, .04);
  transition: border-color .2s ease, box-shadow .2s ease, transform .2s ease, background-color .2s ease;
}

.calculator-page__tabs .btn-link::after {
  content: '';
  position: absolute;
  right: 20px;
  bottom: 16px;
  left: 20px;
  height: 3px;
  background: var(--calculator-accent);
  border-radius: 999px;
  opacity: 0;
  transform: scaleX(.35);
  transform-origin: left;
  transition: opacity .2s ease, transform .2s ease;
}

.calculator-page__tabs .btn-link:hover,
.calculator-page__tabs .btn-link:focus-visible {
  color: var(--calculator-ink);
  border-color: rgba(255, 117, 104, .62);
  box-shadow: 0 14px 32px rgba(56, 44, 39, .08);
  transform: translateY(-2px);
}

.calculator-page__tabs .btn-link.active {
  color: var(--calculator-ink);
  background: #fff6f1;
  border-color: var(--calculator-accent);
  box-shadow: 0 16px 36px rgba(255, 117, 104, .13);
}

.calculator-page__tabs .btn-link.active::after {
  opacity: 1;
  transform: scaleX(1);
}

.calculator-page__tab-number {
  color: var(--calculator-accent);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .08em;
}

.calculator-page__tab-copy {
  display: grid;
  gap: 8px;
  min-width: 0;
}

.calculator-page__tab-copy strong {
  font-size: 18px;
  line-height: 1.25;
}

.calculator-page__tab-copy small {
  color: var(--calculator-muted);
  font-size: 14px;
  line-height: 1.35;
}

.calculator--page .tab-content {
  min-height: 480px;
  padding: 44px;
  background: var(--calculator-card);
  border: 1px solid var(--calculator-line);
  border-radius: 28px;
  box-shadow: 0 20px 60px rgba(47, 42, 39, .06);
}

.calculator--page .tab-pane {
  min-height: 390px;
}

.calculator-page__binding-picker {
  margin-bottom: 34px;
  padding-bottom: 30px;
  border-bottom: 1px solid var(--calculator-line);
}

.calculator-page__binding-intro {
  display: grid;
  gap: 8px;
  margin-bottom: 20px;
}

.calculator-page__binding-kicker {
  margin: 0 0 5px;
  color: var(--calculator-accent);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .09em;
  text-transform: uppercase;
}

.calculator-page__binding-intro h3 {
  margin: 0;
  font-size: clamp(24px, 2.4vw, 32px);
  line-height: 1.16;
}

.calculator-page__binding-intro > p {
  max-width: 700px;
  margin: 0;
  color: var(--calculator-muted);
  font-size: 16px;
  line-height: 1.4;
}

.calculator-page__binding-options {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 10px;
}

.calculator-page__binding-option {
  display: grid;
  align-content: center;
  gap: 4px;
  min-width: 0;
  min-height: 82px;
  padding: 14px 15px;
  color: var(--calculator-ink);
  text-align: left;
  background: #fffdfb;
  border: 1px solid var(--calculator-line);
  border-radius: 15px;
  transition: background-color .18s ease, border-color .18s ease, box-shadow .18s ease, transform .18s ease;
}

.calculator-page__binding-option span {
  font-size: 17px;
  font-weight: 700;
  line-height: 1.2;
}

.calculator-page__binding-option small {
  overflow: hidden;
  color: var(--calculator-muted);
  font-size: 12px;
  line-height: 1.25;
  text-overflow: ellipsis;
}

.calculator-page__binding-option:hover,
.calculator-page__binding-option:focus-visible {
  border-color: rgba(255, 117, 104, .72);
  box-shadow: 0 8px 22px rgba(56, 44, 39, .07);
  outline: 0;
  transform: translateY(-1px);
}

.calculator-page__binding-option:focus-visible {
  box-shadow: 0 0 0 4px rgba(255, 117, 104, .14);
}

.calculator-page__binding-option.active {
  color: #8f2e27;
  background: #fff1eb;
  border-color: var(--calculator-accent);
  box-shadow: inset 0 -3px 0 var(--calculator-accent);
}

.calculator-page__binding-option[data-binding-kind='binding-only'] {
  background: #fffaf2;
}

.calculator-page__binding-option[data-binding-kind='binding-only'].active {
  background: #fff0e6;
}

.calculator-page .plotter-calculator__default-opts-table {
  /* Use one Bootstrap gutter, not a gutter plus a second row margin. */
  --bs-gutter-y: 24px;
}

.calculator-page .plotter-calculator__default-opts-table > [data-calc-row] {
  margin-bottom: 0;
}

.calculator-page .form-label,
.calculator-page .label-cell {
  margin-bottom: 10px;
  color: var(--calculator-ink);
  font-size: 17px;
  font-weight: 700;
}

.calculator-page .form-control {
  min-height: 56px;
  padding: 12px 46px 12px 16px;
  color: var(--calculator-ink);
  font-size: 17px;
  line-height: 1.35;
  background-color: #fff;
  border: 1px solid #d9d2cd;
  border-radius: 13px;
  box-shadow: none;
  transition: border-color .2s ease, box-shadow .2s ease, background-color .2s ease;
}

.calculator-page input.form-control,
.calculator-page textarea.form-control {
  padding-right: 16px;
}

.calculator-page select.form-control {
  appearance: none;
  background-image: linear-gradient(45deg, transparent 50%, #595959 50%), linear-gradient(135deg, #595959 50%, transparent 50%);
  background-position: calc(100% - 21px) 25px, calc(100% - 15px) 25px;
  background-repeat: no-repeat;
  background-size: 6px 6px, 6px 6px;
}

.calculator-page .calculator-page__select {
  position: relative;
  width: 100%;
}

.calculator-page select.form-control.calculator-page__select-native {
  position: absolute !important;
  width: 1px !important;
  min-height: 1px !important;
  height: 1px !important;
  margin: 0 !important;
  padding: 0 !important;
  opacity: 0;
  pointer-events: none;
}

.calculator-page__select-trigger {
  position: relative;
  display: block;
  width: 100%;
  min-height: 56px;
  padding: 12px 50px 12px 16px;
  overflow: hidden;
  color: var(--calculator-ink);
  font-size: 17px;
  line-height: 1.35;
  text-align: left;
  white-space: normal;
  overflow-wrap: anywhere;
  background: #fff;
  border: 1px solid #d9d2cd;
  border-radius: 13px;
  transition: border-color .2s ease, box-shadow .2s ease, background-color .2s ease;
}

.calculator-page__select-trigger::before,
.calculator-page__select-trigger::after {
  content: '';
  position: absolute;
  top: 25px;
  width: 7px;
  height: 2px;
  background: #595959;
  transition: transform .2s ease;
}

.calculator-page__select-trigger::before {
  right: 21px;
  transform: rotate(45deg);
}

.calculator-page__select-trigger::after {
  right: 16px;
  transform: rotate(-45deg);
}

.calculator-page__select.is-open .calculator-page__select-trigger::before {
  transform: rotate(-45deg);
}

.calculator-page__select.is-open .calculator-page__select-trigger::after {
  transform: rotate(45deg);
}

.calculator-page__select-trigger:hover {
  background: #fffdfb;
  border-color: #bdb1aa;
}

.calculator-page__select-trigger:focus-visible,
.calculator-page__select.is-open .calculator-page__select-trigger {
  border-color: var(--calculator-accent);
  box-shadow: 0 0 0 4px rgba(255, 117, 104, .14);
  outline: 0;
}

.calculator-page__select-list {
  position: absolute;
  z-index: 80;
  top: calc(100% + 8px);
  right: 0;
  left: 0;
  max-height: 310px;
  padding: 8px;
  overflow-y: auto;
  overscroll-behavior: contain;
  background: #fff;
  border: 1px solid var(--calculator-line);
  border-radius: 16px;
  box-shadow: 0 18px 48px rgba(43, 37, 34, .18);
}

.calculator-page__select-option {
  position: relative;
  display: block;
  width: 100%;
  min-height: 44px;
  padding: 10px 42px 10px 12px;
  color: var(--calculator-ink);
  font-size: 16px;
  line-height: 1.35;
  text-align: left;
  background: transparent;
  border: 0;
  border-radius: 10px;
}

.calculator-page__select-option:hover,
.calculator-page__select-option:focus-visible {
  background: #fff4ef;
  outline: 0;
}

.calculator-page__select-option[aria-selected='true'] {
  color: #9f342a;
  font-weight: 700;
  background: #fff0ea;
}

.calculator-page__select-option[aria-selected='true']::after {
  content: '✓';
  position: absolute;
  top: 50%;
  right: 14px;
  color: var(--calculator-accent);
  font-size: 18px;
  transform: translateY(-50%);
}

.calculator-page .form-control:hover {
  border-color: #bdb1aa;
  background-color: #fffdfb;
}

.calculator-page .form-control:focus {
  border-color: var(--calculator-accent);
  box-shadow: 0 0 0 4px rgba(255, 117, 104, .14);
  outline: 0;
}

.calculator-page .calculator-form__result-col {
  align-self: stretch;
  padding: 30px;
  background: #fff7f2;
  border-left: 5px solid var(--calculator-accent);
  border-radius: 0 22px 22px 0;
}

.calculator-page .calculator-form__result-col::before {
  display: none;
}

.calculator-page .calculator-form__total-result-price {
  color: var(--calculator-ink);
  margin-top: 0 !important;
  font-size: clamp(34px, 3.3vw, 50px);
  line-height: 1.08;
  letter-spacing: -.025em;
  white-space: nowrap;
  overflow-wrap: normal;
}

.calculator--page .calculator-form__total-result-price-helper,
.calculator--page .calculator-form__result-price-helper {
  font-size: 22px;
  line-height: 1.3;
}

.calculator--page .calculator-form__tab_info p {
  font-size: 18px;
  line-height: 1.4;
}

.calculator-page .calculator_thickness_spine .form-control-helper {
  margin-top: 10px;
}

.calculator-page .calculator_thickness_spine .btn-calculator-7BC {
  min-width: min(100%, 320px);
}

.calculator-page .calculator_thickness_spine .spine-layout-card__diagram {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
}

.calculator-page .calculator_thickness_spine .result-image,
.calculator-page .calculator_thickness_spine .result_oblozhki_7BC-contein,
.calculator-page .calculator_thickness_spine .result_oblozhki_7BC-left,
.calculator-page .calculator_thickness_spine .result_oblozhki_7BC-right {
  min-width: 0;
  max-width: 100%;
}

.calculator-page .calculator_thickness_spine .calc_7BC-res {
  max-width: none;
}

@media (min-width: 992px) {
  .calculator-page .calculator_thickness_spine .result_oblozhki_7BC-left {
    display: block;
    width: auto;
    padding: 0;
    flex: 1 1 0;
  }

  .calculator-page .calculator_thickness_spine .result_oblozhki_7BC-left .spine-layout-card__diagram {
    width: 100%;
    height: auto;
  }

  .calculator-page .calculator_thickness_spine .result_oblozhki_7BC-right {
    flex: 0 0 260px;
    order: 1;
  }
}

@media (max-width: 991px) {
  .calculator-page .calculator_thickness_spine .result_oblozhki_7BC-right {
    display: block;
    margin: 0 0 28px;
  }

  .calculator-page .calculator_thickness_spine .result_oblozhki_7BC-right .result-1 {
    width: 100%;
    height: auto;
    margin: 0;
  }

  .calculator-page .calculator_thickness_spine .result_oblozhki_7BC-right .result-1 .inner {
    position: static;
    padding: 36px 24px 24px;
    transform: none;
  }
}

.calculator-page__loader,
.calculator-page__load-error {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 22px;
  min-height: 390px;
  color: var(--calculator-ink);
}

.calculator-page__loader-mark {
  display: flex;
  align-items: flex-end;
  gap: 6px;
  width: 58px;
  height: 58px;
  padding: 13px;
  background: #fff1eb;
  border-radius: 18px;
}

.calculator-page__loader-mark i {
  display: block;
  width: 7px;
  height: 20px;
  background: var(--calculator-accent);
  border-radius: 999px;
  animation: calculator-loader-wave 1.05s ease-in-out infinite;
}

.calculator-page__loader-mark i:nth-child(2) {
  height: 31px;
  animation-delay: .12s;
}

.calculator-page__loader-mark i:nth-child(3) {
  height: 25px;
  animation-delay: .24s;
}

.calculator-page__loader-copy {
  display: grid;
  gap: 4px;
}

.calculator-page__loader-copy strong,
.calculator-page__load-error strong {
  font-size: 20px;
}

.calculator-page__loader-copy small,
.calculator-page__load-error span {
  color: var(--calculator-muted);
  font-size: 15px;
}

.calculator-page__load-error {
  flex-direction: column;
  text-align: center;
}

.calculator-page__wait-host {
  position: relative;
}

.calculator-page__calculating {
  position: absolute;
  z-index: 30;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  min-width: 210px;
  padding: 22px;
  color: var(--calculator-ink);
  background: rgba(255, 247, 242, .94);
  border-radius: inherit;
  backdrop-filter: blur(3px);
}

.calculator-page__calculating > span:last-child {
  display: grid;
  gap: 2px;
}

.calculator-page__calculating strong {
  font-size: 17px;
}

.calculator-page__calculating small {
  color: var(--calculator-muted);
  font-size: 13px;
}

.calculator-page__calculating-mark {
  display: flex;
  align-items: flex-end;
  gap: 4px;
  width: 40px;
  height: 40px;
  padding: 9px;
  background: #fff;
  border-radius: 12px;
}

.calculator-page__calculating-mark i {
  display: block;
  width: 5px;
  height: 14px;
  background: var(--calculator-accent);
  border-radius: 999px;
  animation: calculator-loader-wave 1.05s ease-in-out infinite;
}

.calculator-page__calculating-mark i:nth-child(2) {
  height: 22px;
  animation-delay: .12s;
}

.calculator-page__calculating-mark i:nth-child(3) {
  height: 18px;
  animation-delay: .24s;
}

.calculator-page__inline-loader {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  min-height: 160px;
  color: var(--calculator-ink);
  background: rgba(255, 247, 242, .94);
  border-radius: 18px;
}

.calculator-page__guide {
  padding: 78px 0 88px;
  background: var(--calculator-paper);
}

.calculator-page__guide-heading {
  max-width: 760px;
  margin-bottom: 38px;
}

.calculator-page__guide-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.calculator-page__guide-grid article {
  padding: 28px;
  background: rgba(255, 255, 255, .68);
  border: 1px solid rgba(255, 117, 104, .22);
  border-radius: 22px 22px 22px 4px;
}

.calculator-page__guide-grid span {
  color: var(--calculator-accent);
  font-size: 14px;
  font-weight: 700;
}

.calculator-page__guide-grid h3 {
  margin: 18px 0 10px;
  font-size: 22px;
}

.calculator-page__guide-grid p {
  margin: 0;
  color: var(--calculator-muted);
  font-size: 16px;
  line-height: 1.55;
}

.calculator-page__disclaimer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
  margin-top: 24px;
  padding: 28px 30px;
  background: #fff;
  border-radius: 22px;
}

.calculator-page__disclaimer strong {
  font-size: 20px;
}

.calculator-page__disclaimer p {
  margin: 6px 0 0;
  color: var(--calculator-muted);
  font-size: 16px;
}

.calculator-page__spine-link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  margin-top: 22px;
  padding: 24px 28px;
  background: #fffbed;
  border: 1px solid var(--calculator-line);
  border-radius: 20px;
}

.calculator-page__spine-link > div {
  display: grid;
  gap: 5px;
}

.calculator-page__spine-link strong {
  font-size: 19px;
}

.calculator-page__spine-link span {
  color: var(--calculator-muted);
  line-height: 1.5;
}

.calculator-page__spine-link > a {
  flex: 0 0 auto;
  color: var(--calculator-ink);
  font-weight: 700;
  text-decoration: none;
}

.calculator-page__spine-link > a:hover,
.calculator-page__spine-link > a:focus-visible {
  color: var(--calculator-accent);
}

@keyframes calculator-loader-wave {
  0%, 100% { transform: scaleY(.58); opacity: .55; }
  50% { transform: scaleY(1); opacity: 1; }
}

@media (min-width: 992px) and (max-width: 1679px) {
  .calculator-page__hero .container,
  .calculator-page__workspace.container,
  .calculator-page__guide .container {
    padding-right: 126px;
  }
}

@media (max-width: 1199px) {
  .calculator-page .calculator-layout > .calculator-layout__fields,
  .calculator-page .calculator-layout > .calculator-form__result-col {
    flex: 0 0 100%;
    width: 100%;
  }

  .calculator-page .calculator-layout > .calculator-form__result-col {
    margin-top: 30px;
  }

  .calculator-page .calculator-layout__fields > .row,
  .calculator-page .calculator-layout__fields > .plotter-calculator__default-opts-table {
    padding-right: 0 !important;
  }

  .calculator-page__tabs {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .calculator-page__binding-options {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

/* Shared polish: grow only the surface, not the gaps between price and action. */
.calculator-page .calculator-form__result-col .price-section,
.calculator-page .calculator-form__result-col .price-rows {
  flex-grow: 0 !important;
}

.calculator-page .calculator-form__result-price {
  color: var(--calculator-ink);
}

.calculator-page .calculator-form__helper,
.calculator-page .calculator-form__total-result-price-helper,
.calculator-page .calculator-form__result-price-helper {
  color: #68605b;
}

.calculator-page .calculator-field-hint {
  margin: 8px 0 0;
  color: #68605b;
  font-size: 14px;
  line-height: 1.45;
}

.calculator-page .calculator-work-guide {
  margin: 0 0 24px;
  padding: 14px 18px;
  color: var(--calculator-ink);
  background: #fffbed;
  border: 1px solid var(--calculator-line);
  border-radius: 13px;
}

.calculator-page .calculator-work-guide summary {
  cursor: pointer;
  font-size: 17px;
  font-weight: 600;
}

.calculator-page .calculator-work-guide p,
.calculator-page .calculator-work-guide ul {
  margin: 12px 0 0;
  font-size: 16px;
  line-height: 1.5;
}

.calculator-page :is(.calculator-form, .plotter-calculator, .price-section,
  .calculator_thickness_spine, .author-sign-tool, .isbn-barcode-tool, .isbn-barcode-preview) .btn {
  border-radius: 999px;
}

/* Button colours and hover/active states come from the shared site styles. */
.calculator-page :is(.btn, .form-control, .calculator-page__select-trigger,
  .calculator-page__select-option, .calculator-work-guide summary):focus-visible {
  outline: 2px solid #ad3e32;
  outline-offset: 3px;
}

.calculator-page .author-sign-tool__result-main strong {
  color: var(--calculator-accent-text);
}

@media (max-width: 991px) {
  .calculator-page__hero {
    padding: 38px 0 48px;
  }

  .calculator-page__breadcrumbs {
    margin-bottom: 34px;
  }

  .calculator-page__hero-grid {
    grid-template-columns: minmax(0, 1fr);
    gap: 28px;
  }

  .calculator-page__note {
    max-width: 620px;
  }

  .calculator-page__workspace {
    padding-top: 56px;
    padding-bottom: 64px;
  }

  .calculator--page .tab-content {
    padding: 28px;
  }

  .calculator-page .calculator-form__result-col {
    margin-top: 30px;
  }

  .calculator-page .calculator-form__total-result-price {
    font-size: clamp(38px, 8vw, 52px);
  }
}

@media (max-width: 767px) {
  .calculator-page__hero {
    padding: 26px 0 38px;
  }

  .calculator-page__breadcrumbs {
    margin-bottom: 28px;
    font-size: 14px;
  }

  .calculator-page h1 {
    font-size: clamp(32px, 10vw, 40px);
  }

  .calculator-page__lead {
    margin-top: 20px;
    font-size: 18px;
  }

  .calculator-page__note {
    padding: 22px;
  }

  .calculator-page__workspace {
    padding-top: 46px;
    padding-bottom: 52px;
    overflow: hidden;
  }

  .calculator-page__workspace-heading {
    margin-bottom: 28px;
  }

  .calculator-page__workspace-heading h2,
  .calculator-page__guide-heading h2 {
    font-size: 32px;
  }

  .calculator-page__workspace-heading > p:last-child {
    font-size: 17px;
  }

  .calculator-page__tabs {
    grid-template-columns: 1fr 1fr;
    gap: 10px;
    margin-bottom: 24px;
  }

  .calculator-page__tabs .btn-link {
    grid-template-columns: 1fr;
    gap: 7px;
    min-height: 118px;
    padding: 16px 14px 20px;
    border-radius: 16px;
  }

  .calculator-page__spine-link {
    align-items: flex-start;
    flex-direction: column;
    gap: 18px;
    padding: 22px;
  }

  .calculator-page__tab-copy {
    gap: 5px;
  }

  .calculator-page__tab-copy strong {
    font-size: 16px;
  }

  .calculator-page__tab-copy small {
    font-size: 12px;
  }

  .calculator--page .tab-content {
    min-height: 360px;
    margin-right: -4px;
    margin-left: -4px;
    padding: 22px 16px;
    border-radius: 20px;
  }

  .calculator-page__binding-picker {
    margin-bottom: 26px;
    padding-bottom: 24px;
  }

  .calculator-page__binding-options {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .calculator-page__binding-option {
    min-height: 76px;
    padding: 12px;
  }

  .calculator-page__binding-option[data-binding-kind='binding-only'] {
    grid-column: 1 / -1;
  }

  .calculator--page .tab-pane,
  .calculator-page__loader,
  .calculator-page__load-error {
    min-height: 320px;
  }

  .calculator-page .plotter-calculator__default-opts-table {
    padding-right: 0 !important;
  }

  .calculator-page .plotter-calculator__default-opts-table > [data-calc-row] {
    width: 100%;
    padding-right: 0 !important;
  }

  .calculator-page .form-control {
    min-height: 54px;
    font-size: 16px;
  }

  .calculator-page__select-trigger {
    min-height: 54px;
    font-size: 16px;
  }

  .calculator-page__select-list {
    max-height: 250px;
  }

  .calculator-page .calculator-form__result-col {
    padding: 24px 20px;
  }

  .calculator-page__loader {
    flex-direction: column;
    text-align: center;
  }

  .calculator-page__guide {
    padding: 54px 0 64px;
  }

  .calculator-page__guide-grid {
    grid-template-columns: 1fr;
  }

  .calculator-page__disclaimer {
    align-items: stretch;
    flex-direction: column;
  }

  .calculator-page__disclaimer .btn {
    width: 100%;
  }
}

@media (max-width: 359px) {
  .calculator-page__tabs {
    grid-template-columns: minmax(0, 1fr);
  }

  .calculator-page__tabs .btn-link {
    grid-template-columns: auto minmax(0, 1fr);
    gap: 12px;
    min-height: 92px;
  }

  .calculator-page__binding-options {
    grid-template-columns: minmax(0, 1fr);
  }

  .calculator-page__binding-option[data-binding-kind='binding-only'] {
    grid-column: auto;
  }
}

@media (prefers-reduced-motion: reduce) {
  .calculator-page__loader-mark i {
    animation: none;
  }

  .calculator-page__calculating-mark i {
    animation: none;
  }

  .calculator-page__tabs .btn-link {
    transition: none;
  }

  .calculator-page__binding-option {
    transition: none;
  }
}

.calculator-page__guide--tools {
  padding-top: 0;
}

.calculator-page__tool-list {
  display: grid;
  gap: 16px;
  margin-top: 32px;
}

.calculator-page__tool-link {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 24px;
  margin-top: 0;
  padding: clamp(24px, 4vw, 38px);
  color: var(--calculator-ink);
  text-decoration: none;
  background: #fff;
  border: 1px solid var(--calculator-line);
  border-radius: 26px 26px 26px 6px;
  transition: border-color 160ms ease, box-shadow 160ms ease, transform 160ms cubic-bezier(.23, 1, .32, 1);
}

.calculator-page__tool-number {
  color: var(--calculator-accent);
  font-size: 14px;
  font-weight: 700;
}

.calculator-page__tool-link strong,
.calculator-page__tool-link small {
  display: block;
}

.calculator-page__tool-link strong {
  font-size: clamp(22px, 2.2vw, 30px);
}

.calculator-page__tool-link small {
  margin-top: 8px;
  color: var(--calculator-muted);
  font-size: 16px;
  line-height: 1.5;
}

.calculator-page__tool-link i {
  color: var(--calculator-accent);
  font-size: 28px;
  font-style: normal;
}

@media (hover: hover) {
  .calculator-page__tool-link:hover {
    color: var(--calculator-ink);
    border-color: rgba(255, 117, 104, .6);
    box-shadow: 0 14px 34px rgba(56, 44, 39, .07);
    transform: translateY(-2px);
  }
}

@media (max-width: 575.98px) {
  .calculator-page__tool-link {
    grid-template-columns: auto minmax(0, 1fr);
    gap: 16px;
  }

  .calculator-page__tool-link i {
    display: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  .calculator-page__tool-link {
    transition: none;
  }
}