.calc-page {
  background: #f5f6f8;
  padding: 40px 0 60px;
}

.calc-container {
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 20px;
}

.calc-header {
  margin-bottom: 28px;
}

.calc-kicker {
  display: inline-flex;
  align-items: center;
  padding: 7px 12px;
  border-radius: 999px;
  background: #fff;
  color: #e31e24;
  font-size: 13px;
  font-weight: 700;
  margin-bottom: 14px;
}

.calc-header h1 {
  margin: 0 0 12px;
  font-size: 42px;
  line-height: 1.1;
  color: #151515;
}

.calc-header p {
  max-width: 720px;
  margin: 0;
  color: #686868;
  font-size: 17px;
  line-height: 1.5;
}

.calc-steps {
  display: flex;
  gap: 12px;
  margin-bottom: 24px;
  flex-wrap: wrap;
}

.calc-step {
  display: flex;
  align-items: center;
  gap: 9px;
  padding: 12px 16px;
  border-radius: 16px;
  background: #fff;
  color: #777;
  font-weight: 600;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.04);
}

.calc-step span {
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: #ececec;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: #555;
  font-size: 13px;
}

.calc-step--active {
  color: #151515;
}

.calc-step--active span {
  background: #e31e24;
  color: #fff;
}

.calc-panel {
  background: #fff;
  border-radius: 28px;
  padding: 28px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.06);
}

.calc-hidden {
  display: none;
}

.calc-panel-head {
  margin-bottom: 22px;
}

.calc-panel-head h2 {
  margin: 0 0 8px;
  color: #151515;
  font-size: 28px;
  line-height: 1.2;
}

.calc-panel-head p {
  margin: 0;
  color: #747474;
  font-size: 16px;
}

.calc-applications {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.calc-app-card {
  --accent: #e31e24;
  display: flex;
  align-items: flex-start;
  gap: 16px;
  width: 100%;
  text-align: left;
  border: 1px solid #eeeeee;
  background: #fff;
  border-radius: 22px;
  padding: 20px;
  cursor: pointer;
  transition: 0.2s ease;
}

.calc-app-card:hover {
  transform: translateY(-3px);
  border-color: var(--accent);
  box-shadow: 0 16px 38px rgba(0, 0, 0, 0.08);
}

.calc-app-card__icon {
  flex: 0 0 58px;
  width: 58px;
  height: 58px;
  border-radius: 18px;
  background: color-mix(in srgb, var(--accent) 12%, white);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.calc-app-card__icon img {
  max-width: 100%;
  max-height: 100%;
  object-fit: cover;
}

.calc-app-card__letter {
  font-size: 24px;
  font-weight: 800;
  color: var(--accent);
}

.calc-app-card__title {
  color: #151515;
  font-size: 18px;
  font-weight: 800;
  margin-bottom: 7px;
}

.calc-app-card__desc {
  color: #727272;
  font-size: 14px;
  line-height: 1.4;
}

.calc-filters {
  display: grid;
  gap: 16px;
}

.calc-filter {
  border: 1px solid #eeeeee;
  border-radius: 22px;
  padding: 20px;
  background: #fff;
}

.calc-filter--error {
  border-color: #e31e24;
  box-shadow: 0 0 0 3px rgba(227, 30, 36, 0.08);
}

.calc-filter__head {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 16px;
}

.calc-filter__title {
  color: #151515;
  font-size: 18px;
  font-weight: 800;
}

.calc-filter__hint {
  color: #777;
  font-size: 14px;
  margin-top: 5px;
}

.calc-filter__required,
.calc-filter__optional {
  white-space: nowrap;
  font-size: 12px;
  padding: 6px 10px;
  border-radius: 999px;
  align-self: flex-start;
}

.calc-filter__required {
  color: #e31e24;
  background: rgba(227, 30, 36, 0.08);
}

.calc-filter__optional {
  color: #777;
  background: #f3f3f3;
}

.calc-options {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.calc-option {
  display: inline-flex;
  align-items: center;
  cursor: pointer;
}

.calc-option input {
  display: none;
}

.calc-option span {
  display: inline-flex;
  padding: 11px 15px;
  border-radius: 14px;
  border: 1px solid #e6e6e6;
  background: #fafafa;
  color: #333;
  font-size: 14px;
  transition: 0.15s ease;
}

.calc-option input:checked + span {
  background: #151515;
  color: #fff;
  border-color: #151515;
}

.calc-input {
  width: 100%;
  height: 46px;
  border: 1px solid #e0e0e0;
  border-radius: 14px;
  padding: 0 14px;
  font-size: 15px;
  outline: none;
  background: #fff;
}

.calc-input:focus {
  border-color: #151515;
}

.calc-range {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.calc-actions {
  margin-top: 22px;
  display: flex;
  justify-content: flex-end;
}

.calc-btn {
  border: 0;
  border-radius: 16px;
  padding: 14px 22px;
  font-weight: 800;
  cursor: pointer;
  transition: 0.2s ease;
}

.calc-btn--primary {
  background: #e31e24;
  color: #fff;
}

.calc-btn--primary:hover {
  background: #c9151a;
}

.calc-back {
  border: 0;
  background: #f2f2f2;
  border-radius: 12px;
  padding: 10px 14px;
  font-weight: 700;
  cursor: pointer;
  margin-bottom: 16px;
}

.calc-back:hover {
  background: #e8e8e8;
}

.calc-loading,
.calc-error,
.calc-empty-values,
.calc-result-placeholder {
  padding: 18px;
  border-radius: 18px;
  background: #f7f7f7;
  color: #666;
}

.calc-error {
  background: rgba(227, 30, 36, 0.08);
  color: #c9151a;
}

.calc-result-placeholder {
  min-height: 120px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
}

@media (max-width: 900px) {
  .calc-applications {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .calc-header h1 {
    font-size: 34px;
  }
}

@media (max-width: 640px) {
  .calc-page {
    padding: 24px 0 40px;
  }

  .calc-panel {
    padding: 20px;
    border-radius: 22px;
  }

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

  .calc-header h1 {
    font-size: 28px;
  }

  .calc-filter__head {
    flex-direction: column;
  }

  .calc-range {
    grid-template-columns: 1fr;
  }
}
.calc-summary {
  margin-bottom: 22px;
  padding: 20px;
  border-radius: 22px;
  background: #f7f7f7;
}

.calc-summary__title {
  font-size: 18px;
  font-weight: 800;
  color: #151515;
  margin-bottom: 14px;
}

.calc-summary__grid {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.calc-summary__item {
  display: inline-flex;
  flex-direction: column;
  gap: 4px;
  padding: 10px 14px;
  border-radius: 14px;
  background: #fff;
  border: 1px solid #eeeeee;
}

.calc-summary__item span {
  font-size: 12px;
  color: #777;
}

.calc-summary__item b {
  font-size: 14px;
  color: #151515;
}

.calc-products-head {
  margin-bottom: 18px;
}

.calc-products-head h3 {
  margin: 0 0 6px;
  font-size: 24px;
  color: #151515;
}

.calc-products-head p {
  margin: 0;
  color: #777;
}

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

.calc-product-card {
  display: flex;
  flex-direction: column;
  border: 1px solid #eeeeee;
  border-radius: 22px;
  background: #fff;
  overflow: hidden;
  transition: 0.2s ease;
}

.calc-product-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 16px 38px rgba(0, 0, 0, 0.08);
}

.calc-product-card__image {
  height: 220px;
  background: #f7f7f7;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 18px;
}

.calc-product-card__image img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
}

.calc-product-card__noimage {
  color: #999;
  font-size: 14px;
}

.calc-product-card__body {
  padding: 18px;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.calc-product-card__title {
  color: #151515;
  font-size: 16px;
  font-weight: 800;
  line-height: 1.3;
  text-decoration: none;
  margin-bottom: 10px;
}

.calc-product-card__title:hover {
  color: #e31e24;
}

.calc-product-card__desc {
  color: #707070;
  font-size: 14px;
  line-height: 1.45;
  margin-bottom: 12px;
}

.calc-product-card__matches {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin: auto 0 14px;
}

.calc-product-card__matches span {
  display: inline-flex;
  padding: 5px 8px;
  border-radius: 999px;
  background: rgba(227, 30, 36, 0.08);
  color: #e31e24;
  font-size: 11px;
  font-weight: 700;
}

.calc-product-card__bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  margin-top: auto;
}

.calc-product-card__price {
  font-weight: 900;
  color: #151515;
  font-size: 16px;
}

.calc-product-card__price--empty {
  color: #777;
  font-size: 13px;
  font-weight: 600;
}

.calc-product-card__btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px 13px;
  border-radius: 12px;
  background: #151515;
  color: #fff;
  text-decoration: none;
  font-weight: 800;
  font-size: 13px;
}

.calc-product-card__btn:hover {
  background: #e31e24;
  color: #fff;
}

.calc-empty-result {
  padding: 28px;
  border-radius: 22px;
  background: rgba(227, 30, 36, 0.08);
  color: #151515;
}

.calc-empty-result h3 {
  margin: 0 0 8px;
  font-size: 22px;
}

.calc-empty-result p {
  margin: 0;
  color: #666;
}

@media (max-width: 900px) {
  .calc-products-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 640px) {
  .calc-products-grid {
    grid-template-columns: 1fr;
  }

  .calc-product-card__bottom {
    flex-direction: column;
    align-items: stretch;
  }

  .calc-product-card__btn {
    width: 100%;
  }
}


/* ===== FINAL /calc redesign v31 ===== */

/* hide breadcrumbs and page title that Bitrix template prints above the calculator */
.bx-breadcrumb,
.breadcrumb,
.breadcrumbs,
.bread-crumbs,
.breadcrumb-block,
.breadcrumbs-wrapper,
.navigation-chain,
.ns-bitrix.c-breadcrumb,
.section-breadcrumb,
.page-top-wrapper .breadcrumb,
main > .breadcrumb,
.container .breadcrumb,
#navigation,
#breadcrumb,
[data-breadcrumb],
.bx-title,
.page-title,
h1#pagetitle,
#pagetitle,
.workarea h1:first-child {
  display: none !important;
}

.calc-page {
  background:
    radial-gradient(circle at 85% 10%, rgba(227, 30, 36, .08), transparent 26%),
    linear-gradient(180deg, #f6f7f9 0%, #eef1f5 100%);
  padding: 34px 0 70px;
}

.calc-container {
  max-width: 1260px;
}

.calc-header {
  margin-bottom: 24px;
}

.calc-kicker {
  background: #fff;
  color: #e31e24;
  box-shadow: 0 10px 30px rgba(15, 23, 42, .05);
}

.calc-header h1 {
  max-width: 820px;
  font-size: 44px;
  letter-spacing: -.03em;
}

.calc-header p {
  max-width: 700px;
  color: #626b7a;
}

.calc-steps {
  gap: 10px;
  margin-bottom: 22px;
}

.calc-step {
  padding: 9px 15px;
  border-radius: 999px;
  box-shadow: none;
  background: rgba(255,255,255,.72);
  border: 1px solid rgba(227,231,238,.9);
  color: #7b8492;
}

.calc-step span {
  width: 22px;
  height: 22px;
  font-size: 12px;
}

.calc-step--active {
  background: #fff;
  color: #151515;
}

.calc-step--active span {
  background: #e31e24;
}

.calc-panel {
  border: 1px solid #eef1f5;
  box-shadow: 0 22px 70px rgba(15, 23, 42, .07);
}

/* first page: more neat product-zone cards */
.calc-panel[data-step="1"] {
  padding: 34px;
  border-radius: 34px;
  background: rgba(255,255,255,.92);
}

.calc-panel[data-step="1"] .calc-panel-head {
  margin-bottom: 26px;
}

.calc-panel[data-step="1"] .calc-panel-head h2 {
  font-size: 34px;
  letter-spacing: -.02em;
}

.calc-applications {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
}

.calc-app-card {
  position: relative;
  display: grid;
  grid-template-columns: 116px minmax(0, 1fr);
  align-items: center;
  min-height: 168px;
  gap: 18px;
  padding: 22px;
  border: 1px solid #e8ecf2;
  border-radius: 30px;
  background:
    radial-gradient(circle at 18% 16%, color-mix(in srgb, var(--accent) 14%, white), transparent 36%),
    linear-gradient(135deg, #ffffff 0%, #f8fafc 100%);
  box-shadow: 0 14px 34px rgba(15, 23, 42, .045);
  overflow: hidden;
}

.calc-app-card::after {
  content: "";
  position: absolute;
  right: -34px;
  top: -34px;
  width: 96px;
  height: 96px;
  border-radius: 50%;
  background: color-mix(in srgb, var(--accent) 11%, transparent);
}

.calc-app-card:hover {
  transform: translateY(-5px);
  border-color: color-mix(in srgb, var(--accent) 42%, #e8ecf2);
  box-shadow: 0 24px 54px rgba(15, 23, 42, .10);
}

.calc-app-card__icon {
  width: 108px;
  height: 108px;
  flex-basis: 108px;
  border-radius: 28px;
  background: linear-gradient(180deg, #fff 0%, color-mix(in srgb, var(--accent) 8%, #f5f7fa) 100%);
  box-shadow: inset 0 1px 0 rgba(255,255,255,.9), 0 16px 30px rgba(15, 23, 42, .08);
  z-index: 1;
}

.calc-app-card__icon img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  padding: 12px;
}

.calc-app-card__content {
  position: relative;
  z-index: 1;
}

.calc-app-card__title {
  font-size: 21px;
  line-height: 1.2;
  margin-bottom: 8px;
}

.calc-app-card__desc {
  font-size: 14px;
  line-height: 1.45;
  color: #687386;
}

/* second page: compact reference-style parameters */
.calc-panel[data-step="2"] .calc-filters {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px 18px;
}

.calc-panel[data-step="2"] .calc-filter {
  padding: 0;
  border: 0;
  background: transparent;
}

.calc-panel[data-step="2"] .calc-filter__head {
  display: block;
  margin-bottom: 7px;
}

.calc-panel[data-step="2"] .calc-filter__title {
  font-size: 14px;
  line-height: 1.35;
  color: #25324a;
}

.calc-panel[data-step="2"] .calc-filter__required,
.calc-panel[data-step="2"] .calc-filter__optional {
  display: none;
}

.calc-panel[data-step="2"] .calc-input {
  height: 52px;
  border-radius: 15px;
  border-color: #dbe2eb;
  background: #fff;
  font-size: 15px;
}

.calc-panel[data-step="2"] .calc-input:focus {
  border-color: #ff4a4f;
  box-shadow: 0 0 0 3px rgba(255,74,79,.12);
}

/* result page: make changes obvious */
.calc-panel[data-step="3"] {
  display: grid;
  grid-template-columns: 340px minmax(0, 1fr);
  gap: 26px;
  align-items: start;
  padding: 30px;
  border-radius: 34px;
  background:
    linear-gradient(90deg, #151923 0 340px, transparent 340px),
    #ffffff;
}

.calc-panel[data-step="3"] .calc-panel-head {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: 340px minmax(0, 1fr);
  gap: 26px;
  margin-bottom: 0;
}

.calc-panel[data-step="3"] .calc-panel-head .calc-back {
  justify-self: start;
  margin: 0;
  background: rgba(255,255,255,.12);
  color: #fff;
  border-radius: 16px;
  padding: 12px 16px;
}

.calc-panel[data-step="3"] .calc-panel-head h2,
.calc-panel[data-step="3"] .calc-panel-head p {
  grid-column: 2;
}

.calc-panel[data-step="3"] .calc-panel-head h2 {
  font-size: 38px;
  line-height: 1.1;
  letter-spacing: -.03em;
  margin: 0 0 8px;
}

.calc-panel[data-step="3"] .calc-panel-head p {
  font-size: 16px;
  color: #667085;
}

.calc-summary {
  margin: 0;
  padding: 24px;
  border-radius: 28px;
  background: transparent;
  color: #fff;
  box-shadow: none;
  position: sticky;
  top: 20px;
}

.calc-summary__title {
  color: #fff;
  font-size: 22px;
  margin-bottom: 18px;
}

.calc-summary__grid {
  display: grid;
  gap: 10px;
}

.calc-summary__item {
  display: block;
  padding: 14px;
  border-radius: 18px;
  background: rgba(255,255,255,.08);
  border: 1px solid rgba(255,255,255,.10);
}

.calc-summary__item span {
  display: block;
  color: rgba(255,255,255,.58);
  font-size: 11px;
  letter-spacing: .06em;
  text-transform: uppercase;
  margin-bottom: 6px;
}

.calc-summary__item b {
  color: #fff;
  font-size: 15px;
}

.calc-products {
  min-width: 0;
}

.calc-products-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 18px;
  padding: 0 2px;
  margin-bottom: 18px;
}

.calc-products-head h3 {
  font-size: 30px;
  letter-spacing: -.02em;
}

.calc-products-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.calc-product-card {
  border-radius: 30px;
  border: 1px solid #e8edf3;
  background: #fff;
  box-shadow: 0 14px 38px rgba(15, 23, 42, .06);
}

.calc-product-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 24px 56px rgba(15, 23, 42, .11);
}

.calc-product-card__image {
  height: 220px;
  margin: 16px 16px 0;
  border-radius: 24px;
  background: linear-gradient(180deg, #f6f7f9 0%, #eef2f7 100%);
}

.calc-product-card__body {
  padding: 18px 20px 20px;
}

.calc-product-card__title {
  font-size: 18px;
  line-height: 1.32;
}

.calc-product-card__matches span {
  background: #fff1f1;
  color: #d92d20;
}

.calc-product-card__bottom {
  padding-top: 15px;
  border-top: 1px solid #eef1f5;
}

.calc-product-card__btn {
  border-radius: 15px;
  padding: 12px 16px;
}

@media (max-width: 1100px) {
  .calc-panel[data-step="3"],
  .calc-panel[data-step="3"] .calc-panel-head {
    display: block;
    background: #fff;
  }

  .calc-panel[data-step="3"] .calc-panel-head .calc-back {
    background: #f3f4f6;
    color: #182033;
    margin-bottom: 16px;
  }

  .calc-summary {
    position: static;
    background: #151923;
    margin-bottom: 22px;
  }
}

@media (max-width: 900px) {
  .calc-applications,
  .calc-products-grid,
  .calc-panel[data-step="2"] .calc-filters {
    grid-template-columns: 1fr;
  }

  .calc-header h1 {
    font-size: 32px;
  }
}

@media (max-width: 640px) {
  .calc-page { padding: 20px 0 44px; }
  .calc-panel { padding: 20px; border-radius: 26px; }
  .calc-app-card { grid-template-columns: 86px minmax(0, 1fr); min-height: 130px; padding: 16px; }
  .calc-app-card__icon { width: 82px; height: 82px; flex-basis: 82px; }
  .calc-product-card__bottom { flex-direction: column; align-items: stretch; }
  .calc-product-card__btn { width: 100%; }
}


/* ===== v32 hard fixes: hide Bitrix breadcrumbs/title and make redesign visible ===== */
.bx-breadcrumb,
.breadcrumb,
.breadcrumbs,
.bread-crumbs,
.breadcrumb-block,
.breadcrumbs-wrapper,
.breadcrumb-wrapper,
.breadcrumb-container,
.breadcrumb-list,
.navigation-chain,
.nav-chain,
#navigation,
#breadcrumb,
[data-breadcrumb],
#pagetitle,
h1#pagetitle,
.page-title,
.page-header h1,
.section-title,
.topic__heading {
  display: none !important;
  visibility: hidden !important;
  height: 0 !important;
  margin: 0 !important;
  padding: 0 !important;
  overflow: hidden !important;
}

/* More noticeable first-page zone cards */
.calc-panel[data-step="1"] {
  background:
    radial-gradient(circle at 12% 0%, rgba(227, 30, 36, .08), transparent 28%),
    linear-gradient(180deg, #ffffff 0%, #fbfcff 100%);
}

.calc-applications {
  gap: 22px;
}

.calc-app-card {
  min-height: 250px;
  padding: 24px;
  border-radius: 32px;
  background:
    radial-gradient(circle at 80% 0%, color-mix(in srgb, var(--accent) 12%, white), transparent 36%),
    linear-gradient(180deg, #ffffff 0%, #f8fafc 100%);
  border: 1px solid #e9edf3;
  box-shadow: 0 18px 45px rgba(15, 23, 42, .07);
}

.calc-app-card__icon {
  width: 112px;
  height: 112px;
  flex: 0 0 112px;
  border-radius: 30px;
  background: #fff;
  box-shadow: 0 16px 34px rgba(15, 23, 42, .08);
}

.calc-app-card__title {
  font-size: 21px;
}

/* More noticeable result page */
.calc-panel[data-step="3"] {
  grid-template-columns: 340px minmax(0, 1fr) !important;
  background:
    radial-gradient(circle at 0 0, rgba(227,30,36,.08), transparent 28%),
    linear-gradient(180deg, #ffffff 0%, #f8fafc 100%) !important;
}

.calc-summary {
  background: linear-gradient(180deg, #111827 0%, #1f2937 100%) !important;
  color: #fff !important;
  border-radius: 28px !important;
}

.calc-product-card {
  border-radius: 30px !important;
  box-shadow: 0 18px 48px rgba(15, 23, 42, .08) !important;
}

.calc-product-card__image {
  background: linear-gradient(180deg, #f3f6fa 0%, #eaf0f6 100%) !important;
}

@media (max-width: 1100px) {
  .calc-panel[data-step="3"] {
    grid-template-columns: 1fr !important;
  }
}


/* ===== v33: зоны на первой странице + скрываем финальный шаг до результата ===== */

/* Пока пользователь на 1-2 шаге, не показываем вкладку "Готовое решение" */
.calc-page[data-current-step="1"] .calc-step[data-step-indicator="3"],
.calc-page[data-current-step="2"] .calc-step[data-step-indicator="3"] {
  display: none !important;
}

.calc-steps {
  align-items: center;
}

.calc-step--available span {
  background: #151515;
  color: #fff;
}

.calc-step--final {
  background: #151515;
  color: #fff;
}

.calc-step--final span {
  background: #e31e24;
  color: #fff;
}

/* Первая страница — полностью другой вид зон применения */
.calc-panel[data-step="1"] {
  position: relative;
  overflow: hidden;
  padding: 34px;
  border-radius: 36px;
  background:
    radial-gradient(circle at 8% 0%, rgba(227, 30, 36, .10), transparent 28%),
    radial-gradient(circle at 92% 8%, rgba(21, 21, 21, .06), transparent 32%),
    linear-gradient(180deg, #ffffff 0%, #f8fafc 100%);
}

.calc-panel[data-step="1"]::before {
  content: "";
  position: absolute;
  inset: 20px;
  border: 1px solid rgba(15, 23, 42, .05);
  border-radius: 28px;
  pointer-events: none;
}

.calc-panel[data-step="1"] .calc-panel-head {
  position: relative;
  z-index: 1;
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 24px;
  margin-bottom: 28px;
}

.calc-panel[data-step="1"] .calc-panel-head h2 {
  font-size: 36px;
  line-height: 1.08;
  letter-spacing: -.03em;
  margin-bottom: 6px;
}

.calc-panel[data-step="1"] .calc-panel-head p {
  font-size: 16px;
  color: #667085;
}

.calc-panel[data-step="1"] .calc-panel-head::after {
  content: "Выберите сценарий";
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  height: 38px;
  padding: 0 14px;
  border-radius: 999px;
  background: #151515;
  color: #fff;
  font-size: 13px;
  font-weight: 800;
}

.calc-applications {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
}

.calc-app-card {
  position: relative;
  min-height: 292px;
  padding: 18px;
  border: 1px solid rgba(226, 232, 240, .95);
  border-radius: 32px;
  overflow: hidden;
  background:
    radial-gradient(circle at 76% 14%, color-mix(in srgb, var(--accent) 18%, white), transparent 33%),
    linear-gradient(180deg, rgba(255,255,255,.95) 0%, #f8fafc 100%);
  box-shadow: 0 16px 44px rgba(15, 23, 42, .07);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  align-items: stretch;
  text-align: left;
  isolation: isolate;
}

.calc-app-card::before {
  content: "";
  position: absolute;
  width: 150px;
  height: 150px;
  right: -52px;
  top: -50px;
  border-radius: 999px;
  background: color-mix(in srgb, var(--accent) 18%, transparent);
  filter: blur(2px);
  z-index: -1;
}

.calc-app-card::after {
  content: "Выбрать →";
  align-self: flex-start;
  margin-top: 14px;
  display: inline-flex;
  align-items: center;
  height: 34px;
  padding: 0 12px;
  border-radius: 999px;
  background: #151515;
  color: #fff;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: .01em;
  opacity: 0;
  transform: translateY(8px);
  transition: .22s ease;
}

.calc-app-card:hover {
  transform: translateY(-7px);
  border-color: color-mix(in srgb, var(--accent) 36%, #e2e8f0);
  box-shadow: 0 26px 62px rgba(15, 23, 42, .12);
}

.calc-app-card:hover::after {
  opacity: 1;
  transform: translateY(0);
}

.calc-app-card__icon {
  width: 138px;
  height: 138px;
  flex: 0 0 138px;
  margin: 0 auto 18px;
  border-radius: 34px;
  background:
    linear-gradient(180deg, #ffffff 0%, #f2f5f9 100%);
  box-shadow:
    inset 0 1px 0 rgba(255,255,255,.9),
    0 22px 42px rgba(15, 23, 42, .10);
  transform: translateZ(0);
}

.calc-app-card:hover .calc-app-card__icon {
  transform: scale(1.035) rotate(-1deg);
}

.calc-app-card__icon img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  padding: 12px;
}

.calc-app-card__letter {
  font-size: 42px;
}

.calc-app-card__content {
  min-height: 92px;
}

.calc-app-card__title {
  color: #101828;
  font-size: 20px;
  line-height: 1.18;
  letter-spacing: -.02em;
  margin-bottom: 8px;
}

.calc-app-card__desc {
  color: #667085;
  font-size: 13px;
  line-height: 1.45;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* немного упорядочим второй шаг, чтобы без финальной вкладки выглядел легче */
.calc-page[data-current-step="2"] .calc-steps {
  margin-bottom: 20px;
}

.calc-page[data-current-step="2"] .calc-step[data-step-indicator="1"] {
  opacity: .75;
}

/* финальный шаг появляется только на результате */
.calc-page[data-current-step="3"] .calc-steps {
  margin-bottom: 22px;
}

.calc-page[data-current-step="3"] .calc-step[data-step-indicator="3"] {
  display: flex !important;
}

@media (min-width: 1101px) {
  .calc-app-card:nth-child(1),
  .calc-app-card:nth-child(6) {
    grid-column: span 2;
  }

  .calc-app-card:nth-child(1) {
    min-height: 292px;
    display: grid;
    grid-template-columns: 190px minmax(0, 1fr);
    align-items: center;
    gap: 14px;
  }

  .calc-app-card:nth-child(1) .calc-app-card__icon {
    width: 170px;
    height: 170px;
    flex-basis: 170px;
    margin: 0;
  }

  .calc-app-card:nth-child(1) .calc-app-card__title {
    font-size: 24px;
  }

  .calc-app-card:nth-child(1)::after {
    grid-column: 2;
  }
}

@media (max-width: 1100px) {
  .calc-applications {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .calc-panel[data-step="1"] .calc-panel-head {
    display: block;
  }

  .calc-panel[data-step="1"] .calc-panel-head::after {
    margin-top: 14px;
  }
}

@media (max-width: 640px) {
  .calc-panel[data-step="1"] {
    padding: 20px;
    border-radius: 28px;
  }

  .calc-panel[data-step="1"] .calc-panel-head h2 {
    font-size: 28px;
  }

  .calc-applications {
    grid-template-columns: 1fr;
    gap: 14px;
  }

  .calc-app-card,
  .calc-app-card:nth-child(1) {
    min-height: auto;
    display: grid;
    grid-template-columns: 98px minmax(0, 1fr);
    gap: 14px;
    align-items: center;
    padding: 16px;
  }

  .calc-app-card__icon,
  .calc-app-card:nth-child(1) .calc-app-card__icon {
    width: 96px;
    height: 96px;
    flex-basis: 96px;
    margin: 0;
    border-radius: 24px;
  }

  .calc-app-card__content {
    min-height: auto;
  }

  .calc-app-card__title,
  .calc-app-card:nth-child(1) .calc-app-card__title {
    font-size: 18px;
  }

  .calc-app-card::after {
    display: none;
  }
}


/* ===== v34: hard fix hidden panels + completely new zone buttons ===== */

/* Самое важное: скрытые шаги больше не перебиваются дизайном результата */
.calc-hidden,
.calc-panel.calc-hidden,
.calc-panel[data-step].calc-hidden {
  display: none !important;
}

/* Третий шаг не показываем на 1 и 2 странице */
.calc-page[data-current-step="1"] .calc-step[data-step-indicator="3"],
.calc-page[data-current-step="2"] .calc-step[data-step-indicator="3"] {
  display: none !important;
}

.calc-page[data-current-step="3"] .calc-step[data-step-indicator="3"] {
  display: inline-flex !important;
}

/* Первая страница: новая сетка зон */
.calc-page .calc-panel[data-step="1"] {
  padding: 34px !important;
  border-radius: 36px !important;
  background:
    radial-gradient(circle at 12% 0%, rgba(227,30,36,.08), transparent 30%),
    radial-gradient(circle at 100% 14%, rgba(20,25,35,.06), transparent 30%),
    linear-gradient(180deg, #ffffff 0%, #f8fafc 100%) !important;
  overflow: hidden !important;
}

.calc-page .calc-panel[data-step="1"] .calc-panel-head {
  display: flex !important;
  align-items: flex-end !important;
  justify-content: space-between !important;
  gap: 20px !important;
  margin-bottom: 26px !important;
}

.calc-page .calc-panel[data-step="1"] .calc-panel-head h2 {
  font-size: 34px !important;
  letter-spacing: -.035em !important;
  margin-bottom: 7px !important;
}

.calc-page .calc-panel[data-step="1"] .calc-panel-head p {
  color: #667085 !important;
}

.calc-page .calc-panel[data-step="1"] .calc-panel-head::after {
  content: "Зоны применения" !important;
  display: inline-flex !important;
  align-items: center !important;
  height: 38px !important;
  padding: 0 14px !important;
  border-radius: 999px !important;
  background: #111827 !important;
  color: #fff !important;
  font-size: 13px !important;
  font-weight: 800 !important;
  white-space: nowrap !important;
}

.calc-page .calc-panel[data-step="1"] .calc-applications {
  counter-reset: zone !important;
  display: grid !important;
  grid-template-columns: repeat(4, minmax(0, 1fr)) !important;
  gap: 16px !important;
}

/* Принудительно перебиваем старые горизонтальные карточки */
.calc-page .calc-panel[data-step="1"] .calc-app-card,
.calc-page .calc-panel[data-step="1"] .calc-app-card:nth-child(1),
.calc-page .calc-panel[data-step="1"] .calc-app-card:nth-child(6) {
  counter-increment: zone !important;
  position: relative !important;
  display: flex !important;
  flex-direction: column !important;
  align-items: center !important;
  justify-content: flex-start !important;
  gap: 0 !important;
  min-height: 230px !important;
  width: 100% !important;
  grid-column: auto !important;
  padding: 20px 16px 18px !important;
  text-align: center !important;
  border: 1px solid #e7ebf0 !important;
  border-radius: 28px !important;
  background:
    linear-gradient(180deg, rgba(255,255,255,.96) 0%, rgba(248,250,252,.96) 100%) !important;
  box-shadow: 0 14px 34px rgba(15, 23, 42, .055) !important;
  overflow: hidden !important;
  transform: none !important;
}

.calc-page .calc-panel[data-step="1"] .calc-app-card::before {
  content: counter(zone, decimal-leading-zero) !important;
  position: absolute !important;
  left: 16px !important;
  top: 14px !important;
  width: auto !important;
  height: auto !important;
  border-radius: 0 !important;
  background: transparent !important;
  color: rgba(15, 23, 42, .18) !important;
  font-size: 24px !important;
  line-height: 1 !important;
  font-weight: 900 !important;
  letter-spacing: -.06em !important;
  filter: none !important;
  z-index: 2 !important;
}

.calc-page .calc-panel[data-step="1"] .calc-app-card::after {
  content: "" !important;
  position: absolute !important;
  left: 16px !important;
  right: 16px !important;
  bottom: 14px !important;
  height: 3px !important;
  border-radius: 999px !important;
  background: linear-gradient(90deg, var(--accent), rgba(227,30,36,.08)) !important;
  opacity: .35 !important;
  transform: none !important;
  margin: 0 !important;
  padding: 0 !important;
}

.calc-page .calc-panel[data-step="1"] .calc-app-card:hover {
  transform: translateY(-6px) !important;
  border-color: color-mix(in srgb, var(--accent) 42%, #e7ebf0) !important;
  box-shadow: 0 24px 54px rgba(15, 23, 42, .11) !important;
}

.calc-page .calc-panel[data-step="1"] .calc-app-card:hover::after {
  opacity: 1 !important;
}

.calc-page .calc-panel[data-step="1"] .calc-app-card__icon,
.calc-page .calc-panel[data-step="1"] .calc-app-card:nth-child(1) .calc-app-card__icon,
.calc-page .calc-panel[data-step="1"] .calc-app-card:nth-child(6) .calc-app-card__icon {
  display: flex !important;
  align-items: center !important;
  justify-content: center !important;
  width: 116px !important;
  height: 116px !important;
  flex: 0 0 116px !important;
  margin: 8px auto 16px !important;
  border-radius: 30px !important;
  background:
    radial-gradient(circle at 30% 20%, #ffffff 0%, #ffffff 32%, #f0f3f7 100%) !important;
  box-shadow:
    inset 0 1px 0 rgba(255,255,255,.95),
    0 18px 34px rgba(15, 23, 42, .08) !important;
}

.calc-page .calc-panel[data-step="1"] .calc-app-card:hover .calc-app-card__icon {
  transform: scale(1.04) !important;
}

.calc-page .calc-panel[data-step="1"] .calc-app-card__icon img {
  display: block !important;
  width: 100% !important;
  height: 100% !important;
  max-width: 100% !important;
  max-height: 100% !important;
  object-fit: contain !important;
  padding: 12px !important;
}

.calc-page .calc-panel[data-step="1"] .calc-app-card__letter {
  font-size: 40px !important;
  line-height: 1 !important;
}

.calc-page .calc-panel[data-step="1"] .calc-app-card__content,
.calc-page .calc-panel[data-step="1"] .calc-app-card:nth-child(1) .calc-app-card__content,
.calc-page .calc-panel[data-step="1"] .calc-app-card:nth-child(6) .calc-app-card__content {
  width: 100% !important;
  min-height: 0 !important;
  display: block !important;
}

.calc-page .calc-panel[data-step="1"] .calc-app-card__title,
.calc-page .calc-panel[data-step="1"] .calc-app-card:nth-child(1) .calc-app-card__title,
.calc-page .calc-panel[data-step="1"] .calc-app-card:nth-child(6) .calc-app-card__title {
  color: #101828 !important;
  font-size: 18px !important;
  line-height: 1.18 !important;
  letter-spacing: -.025em !important;
  margin: 0 auto 8px !important;
  max-width: 210px !important;
}

.calc-page .calc-panel[data-step="1"] .calc-app-card__desc {
  color: #667085 !important;
  font-size: 13px !important;
  line-height: 1.38 !important;
  max-width: 230px !important;
  margin: 0 auto !important;
  display: -webkit-box !important;
  -webkit-line-clamp: 2 !important;
  -webkit-box-orient: vertical !important;
  overflow: hidden !important;
}

@media (max-width: 1180px) {
  .calc-page .calc-panel[data-step="1"] .calc-applications {
    grid-template-columns: repeat(3, minmax(0, 1fr)) !important;
  }
}

@media (max-width: 900px) {
  .calc-page .calc-panel[data-step="1"] .calc-applications {
    grid-template-columns: repeat(2, minmax(0, 1fr)) !important;
  }
}

@media (max-width: 640px) {
  .calc-page .calc-panel[data-step="1"] {
    padding: 20px !important;
    border-radius: 26px !important;
  }

  .calc-page .calc-panel[data-step="1"] .calc-panel-head {
    display: block !important;
  }

  .calc-page .calc-panel[data-step="1"] .calc-panel-head::after {
    margin-top: 14px !important;
  }

  .calc-page .calc-panel[data-step="1"] .calc-applications {
    grid-template-columns: 1fr !important;
  }

  .calc-page .calc-panel[data-step="1"] .calc-app-card,
  .calc-page .calc-panel[data-step="1"] .calc-app-card:nth-child(1),
  .calc-page .calc-panel[data-step="1"] .calc-app-card:nth-child(6) {
    min-height: 150px !important;
    display: grid !important;
    grid-template-columns: 96px minmax(0, 1fr) !important;
    align-items: center !important;
    text-align: left !important;
    column-gap: 16px !important;
    padding: 18px !important;
  }

  .calc-page .calc-panel[data-step="1"] .calc-app-card__icon,
  .calc-page .calc-panel[data-step="1"] .calc-app-card:nth-child(1) .calc-app-card__icon,
  .calc-page .calc-panel[data-step="1"] .calc-app-card:nth-child(6) .calc-app-card__icon {
    width: 92px !important;
    height: 92px !important;
    flex-basis: 92px !important;
    margin: 0 !important;
    border-radius: 24px !important;
  }

  .calc-page .calc-panel[data-step="1"] .calc-app-card__title,
  .calc-page .calc-panel[data-step="1"] .calc-app-card:nth-child(1) .calc-app-card__title,
  .calc-page .calc-panel[data-step="1"] .calc-app-card:nth-child(6) .calc-app-card__title {
    margin-left: 0 !important;
    margin-right: 0 !important;
  }

  .calc-page .calc-panel[data-step="1"] .calc-app-card__desc {
    margin-left: 0 !important;
    margin-right: 0 !important;
  }
}


/* ===== v35: remove zone numbers and first-page helper text ===== */
.calc-page .calc-panel[data-step="1"] .calc-panel-head p {
  display: none !important;
}

.calc-page .calc-panel[data-step="1"] .calc-applications {
  counter-reset: none !important;
}

.calc-page .calc-panel[data-step="1"] .calc-app-card,
.calc-page .calc-panel[data-step="1"] .calc-app-card:nth-child(1),
.calc-page .calc-panel[data-step="1"] .calc-app-card:nth-child(6) {
  counter-increment: none !important;
}

.calc-page .calc-panel[data-step="1"] .calc-app-card::before,
.calc-page .calc-panel[data-step="1"] .calc-app-card:nth-child(1)::before,
.calc-page .calc-panel[data-step="1"] .calc-app-card:nth-child(6)::before {
  content: none !important;
  display: none !important;
}

/* чуть плотнее верх первой страницы после удаления подписи */
.calc-page .calc-panel[data-step="1"] .calc-panel-head {
  align-items: center !important;
  margin-bottom: 22px !important;
}

.calc-page .calc-panel[data-step="1"] .calc-panel-head h2 {
  margin-bottom: 0 !important;
}
/* ===== FIX первой страницы: убрать цифры и подпись ===== */

/* Убрать подпись "Выберите область применения." */
.calc-panel[data-step="1"] .calc-panel-head p,
.calc-panel[data-step="1"] .calc-panel-head .calc-panel-description,
.calc-panel[data-step="1"] .calc-panel-head [class*="desc"] {
  display: none !important;
}

/* Убрать цифры 01, 02, 03... на карточках зон */
.calc-panel[data-step="1"] .calc-app-card::before,
.calc-panel[data-step="1"] .calc-app-card::after,
.calc-panel[data-step="1"] .calc-app-card *::before,
.calc-panel[data-step="1"] .calc-app-card *::after {
  content: none !important;
  display: none !important;
}

/* На всякий случай скрыть возможные отдельные элементы с номерами */
.calc-panel[data-step="1"] .calc-app-card__num,
.calc-panel[data-step="1"] .calc-app-card__number,
.calc-panel[data-step="1"] .calc-app-card [class*="num"],
.calc-panel[data-step="1"] .calc-app-card [class*="number"],
.calc-panel[data-step="1"] .calc-app-card [data-number] {
  display: none !important;
}
/* ===== FIX: вернуть "необязательно" + дизайн результата ALFAOPT ===== */

/* Возвращаем бейджи "обязательно / необязательно" */
.calc-filter__required,
.calc-filter__optional {
  display: inline-flex !important;
  visibility: visible !important;
  opacity: 1 !important;
  align-items: center;
  justify-content: center;
  white-space: nowrap;
  font-size: 11px;
  font-weight: 700;
  line-height: 1;
  padding: 6px 10px;
  border-radius: 999px;
}

.calc-filter__required {
  color: #e31e24;
  background: rgba(227, 30, 36, 0.09);
}

.calc-filter__optional {
  color: #6f7480;
  background: #f1f3f6;
}

/* Чтобы скрытые шаги точно не появлялись */
.calc-panel.calc-hidden,
.calc-panel[data-step].calc-hidden {
  display: none !important;
}

/* Последняя страница — фирменный стиль ALFAOPT */
.calc-panel[data-step="3"]:not(.calc-hidden) {
  display: grid;
  grid-template-columns: 320px minmax(0, 1fr);
  gap: 26px;
  position: relative;
  overflow: hidden;
  background: #ffffff;
  border-radius: 32px;
  border: 1px solid rgba(227, 30, 36, 0.12);
  box-shadow: 0 24px 70px rgba(15, 23, 42, 0.08);
}

.calc-panel[data-step="3"]:not(.calc-hidden)::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 370px;
  background:
    radial-gradient(circle at 25% 15%, rgba(227, 30, 36, 0.32), transparent 34%),
    linear-gradient(180deg, #10131a 0%, #171b23 55%, #e31e24 160%);
  z-index: 0;
}

.calc-panel[data-step="3"] > * {
  position: relative;
  z-index: 1;
}

/* Заголовок результата справа */
.calc-panel[data-step="3"] .calc-panel-head {
  grid-column: 2;
  margin-bottom: 0;
}

.calc-panel[data-step="3"] .calc-panel-head h2 {
  font-size: 36px;
  line-height: 1.1;
  margin-bottom: 10px;
  color: #111111;
}

.calc-panel[data-step="3"] .calc-panel-head p {
  color: #667085;
}

/* Кнопка изменить параметры */
.calc-panel[data-step="3"] .calc-back {
  background: #111111;
  color: #ffffff;
  border-radius: 16px;
  padding: 13px 18px;
  margin-bottom: 20px;
}

.calc-panel[data-step="3"] .calc-back:hover {
  background: #e31e24;
}

/* Левая сводка выбранных параметров */
.calc-panel[data-step="3"] .calc-summary {
  grid-column: 1;
  grid-row: 1 / span 2;
  align-self: stretch;
  margin: 0;
  padding: 26px;
  border-radius: 26px;
  background: rgba(17, 17, 17, 0.92);
  border: 1px solid rgba(227, 30, 36, 0.35);
  box-shadow: 0 18px 45px rgba(0, 0, 0, 0.22);
}

.calc-panel[data-step="3"] .calc-summary__title {
  color: #ffffff;
  font-size: 22px;
  margin-bottom: 18px;
}

.calc-panel[data-step="3"] .calc-summary__grid {
  display: grid;
  gap: 11px;
}

.calc-panel[data-step="3"] .calc-summary__item {
  background: rgba(255, 255, 255, 0.07);
  border: 1px solid rgba(255, 255, 255, 0.09);
  border-radius: 16px;
  padding: 13px 14px;
}

.calc-panel[data-step="3"] .calc-summary__item span {
  color: rgba(255, 255, 255, 0.58);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.calc-panel[data-step="3"] .calc-summary__item b {
  color: #ffffff;
  font-size: 15px;
}

/* Правая зона товаров */
.calc-panel[data-step="3"] .calc-products {
  grid-column: 2;
  min-width: 0;
}

.calc-panel[data-step="3"] .calc-products-head {
  margin-bottom: 18px;
}

.calc-panel[data-step="3"] .calc-products-head h3 {
  font-size: 28px;
  color: #111111;
}

.calc-panel[data-step="3"] .calc-products-head p {
  color: #e31e24;
  font-weight: 700;
}

/* Карточки товаров */
.calc-panel[data-step="3"] .calc-products-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.calc-panel[data-step="3"] .calc-product-card {
  border-radius: 26px;
  border: 1px solid #eeeeee;
  background: #ffffff;
  box-shadow: 0 14px 36px rgba(15, 23, 42, 0.06);
}

.calc-panel[data-step="3"] .calc-product-card:hover {
  transform: translateY(-4px);
  border-color: rgba(227, 30, 36, 0.35);
  box-shadow: 0 22px 48px rgba(227, 30, 36, 0.12);
}

.calc-panel[data-step="3"] .calc-product-card__image {
  background: #f6f7f9;
  border-radius: 22px;
  margin: 16px 16px 0;
}

.calc-panel[data-step="3"] .calc-product-card__matches span {
  background: rgba(227, 30, 36, 0.08);
  color: #e31e24;
}

.calc-panel[data-step="3"] .calc-product-card__btn {
  background: #111111;
  color: #ffffff;
}

.calc-panel[data-step="3"] .calc-product-card__btn:hover {
  background: #e31e24;
  color: #ffffff;
}

/* Адаптив */
@media (max-width: 1100px) {
  .calc-panel[data-step="3"]:not(.calc-hidden) {
    grid-template-columns: 1fr;
  }

  .calc-panel[data-step="3"]:not(.calc-hidden)::before {
    display: none;
  }

  .calc-panel[data-step="3"] .calc-panel-head,
  .calc-panel[data-step="3"] .calc-summary,
  .calc-panel[data-step="3"] .calc-products {
    grid-column: 1;
  }

  .calc-panel[data-step="3"] .calc-summary {
    background: linear-gradient(135deg, #111111 0%, #252525 70%, #e31e24 170%);
  }
}

@media (max-width: 700px) {
  .calc-panel[data-step="3"] .calc-products-grid {
    grid-template-columns: 1fr;
  }
}