:root{
  --bg:#f3f4f6;
  --surface:#fff;
  --text:#1c2026;
  --muted:#6c727d;
  --line:#d7dbe0;
  --accent:#b0183e;
  --accent-dark:#82122e;
  --soft:#f7ebef;
  --shadow:0 18px 45px rgba(25,31,40,.08);
  --radius:18px;
}

*{box-sizing:border-box}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:Arial,Helvetica,sans-serif;
  line-height:1.45;
}
.container{width:min(1380px,calc(100% - 40px));margin:auto}

.site-header{background:#fff;border-bottom:1px solid var(--line)}
.site-header .container{min-height:76px;display:flex;align-items:center}
.brand{display:flex;gap:13px;align-items:center}
.brand-mark{width:44px;height:44px;display:grid;place-items:center;border-radius:50%;background:var(--accent);color:#fff;font-weight:800}
.brand strong,.brand span{display:block}
.brand div span{font-size:13px;color:var(--muted)}

.hero{padding:48px 0 28px}
.eyebrow,.result-label{margin:0;color:var(--accent);font-size:12px;font-weight:800;letter-spacing:.08em;text-transform:uppercase}
.hero h1{margin:8px 0 10px;font-size:clamp(34px,5vw,58px);line-height:1.05}
.lead{margin:0;color:var(--muted);font-size:18px}

.configurator{padding:28px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)}
.section-heading{display:flex;justify-content:space-between;gap:20px}
.section-heading h2{margin:0}
.section-heading p{margin:4px 0 0;color:var(--muted)}
.secondary-button,.copy-button{border:0;border-radius:10px;padding:11px 16px;font-weight:700;cursor:pointer}
.secondary-button{background:#eef0f3}
.copy-button{background:var(--accent);color:#fff}
.select-grid{display:grid;grid-template-columns:repeat(12,minmax(92px,1fr));gap:10px;margin-top:24px}
.field label{display:block;margin-bottom:7px;color:var(--muted);font-size:11px;font-weight:400}
.field select{width:100%;height:48px;padding:0 10px;border:1px solid var(--line);border-radius:11px;background:#fff}
.result-card{margin-top:24px;padding:22px;border:1px solid rgba(176,24,62,.2);border-radius:14px;background:var(--soft)}
.result-row{display:flex;justify-content:space-between;gap:18px;align-items:center}
.result-row strong{font-size:clamp(22px,3vw,32px)}
.copy-status{display:block;min-height:18px;color:var(--muted);font-size:13px}

.preview-section{padding:24px 0 56px}
.preview-toolbar{width:min(100%, 1120px);  margin:0 auto;  display:flex; padding-bottom: 20px;}
.preview-toolbar h2{margin:0}
.preview-toolbar p{margin:4px 0 0;color:var(--muted)}

.a4-page{
  width:min(100%, 1120px);
  aspect-ratio:210 / 297;
  min-height:1584px;
  margin:0 auto;
  padding:34px 42px 30px;
  background:#fff;
  box-shadow:0 24px 60px rgba(20,25,30,.14);
  display:flex;
  flex-direction:column;
  color:#111;
}

.pdf-header{
  padding-bottom:26px;
}
.pdf-title{
  max-width:940px;
  font-size:18px;
  line-height:1.25;
}

.pdf-main-grid{
  display:grid;
  grid-template-columns:minmax(0, 2.15fr) minmax(280px, .85fr);
  gap:28px;
  flex:1;
}

.mark-block{
  padding:10px 0 14px;
  border-bottom:1px solid #888;
}
.mark-row{
  display:grid;
  grid-template-columns:minmax(0,1fr) auto;
  gap:18px;
  align-items:end;
}
.mark-row h1{
  margin:0 0 10px;
  font-size:24px;
  letter-spacing:.01em;
}
.tu{
  margin-top:20px;
  color:#555;
  font-size:12px;
  line-height:1.15;
  white-space: nowrap;
}

.icon-strip{
  display:flex;
  gap:6px;
  align-items:center;
  padding-bottom:0px;
}
.mini-icon{
  width:26px;
  height:26px;
  display:grid;
  place-items:center;
  border:1.5px solid #7f8790;
  border-radius:50%;
  font-size:9px;
  color:#57606a;
}
.icon-ls{border-color:#4b9d55;color:#4b9d55;font-weight:700}
.icon-pattern{font-size:15px;font-weight:700}

.content-columns{
  display:grid;
  grid-template-columns:1.02fr .98fr;
  gap:26px;
  padding-top:28px;
}

.pdf-block h2{
  margin:0 0 12px;
  color:var(--accent);
  font-size:20px;
}
.pdf-block h3{
  margin:18px 0 8px;
  font-size:14px;
}
.pdf-block p,
.pdf-block li,
.construction-line{
  font-size:12.5px;
}
.pdf-block ul{
  margin:0;
  padding-left:17px;
}
.pdf-block li+li{margin-top:8px}
.small-list li+li{margin-top:5px}

.construction-head{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:0;
  margin-bottom:8px;
}
.construction-head div{
  padding:0 10px 7px 0;
  border-bottom:1px solid #aaa;
}
.construction-head div+div{
  padding-left:12px;
  border-left:1px solid #aaa;
}
.construction-head b,
.construction-head span{display:block;font-size:12px}
.construction-head span{margin-top:4px;color:#555}

.construction-line{
  padding:4px 0;
  border-bottom:1px solid #aaa;
}
.note{
  margin:4px 0 0;
  color:#666;
  font-size:10px !important;
}
.fire{
  margin-top:20px;
}
.fire p{
  margin:4px 0;
}

.service-box{
  padding:12px 14px;
  background:#e8e9eb;
  border-radius:5px;
}
.service-row{
  padding:5px 0;
  border-bottom:1px solid #9b9b9b;
}
.service-row:last-of-type{border-bottom:0}
.service-row > b {
  display: block;
  font-size: 12px;
}

.service-row > span {
  display: block;
  font-size: 11.5px;
  white-space: nowrap;
}

.service-row > span > span {
  display: inline;
}
.service-box>p{
  margin:5px 0 0;
  color:#666;
  font-size:9px;
}

.certificates{
  margin-top:24px;
}
.cert-item{
  display:grid;
  grid-template-columns:38px 1fr;
  gap:8px;
  align-items:center;
  margin-bottom:12px;
}
.cert-logo{
  width:36px;
  height:36px;
  display:grid;
  place-items:center;
  font-size:13px;
  font-weight:800;
}
.cert-round{
  border:2px solid #333;
  border-radius:50%;
  font-size:10px;
}
.cert-blue{
  border-radius:50%;
  background:#2a73b7;
  color:#fff;
  font-size:10px;
}
.cert-item p{
  margin:0;
  font-size:10.5px;
  line-height:1.25;
}

.electrical{
  margin-top:18px;
}
.nominal-title{
  color:#d08300;
  font-size:11px;
  font-weight:800;
  margin-bottom:7px;
}
.section-values,
.values{
  display:grid;
  grid-template-columns:repeat(8,1fr);
  gap:2px;
  font-size:10px;
  text-align:center;
}
.section-values{
  padding-bottom:6px;
  color:#d08300;
  font-weight:800;
  border-bottom:1px solid #999;
}
.electrical-row{
  padding:7px 0;
  border-bottom:1px solid #aaa;
}
.electrical-row p{
  margin:0 0 5px;
  font-size:9.5px;
  line-height:1.2;
}
.electrical-row.compact{
  display:grid;
  grid-template-columns:1fr auto;
  gap:10px;
  align-items:end;
}
.electrical-row.compact p{margin:0}
.electrical-row strong{
  font-size:11px;
  text-align:right;
}

.pdf-footer{
  display:grid;
  grid-template-columns:180px 1fr;
  gap:22px;
  align-items:end;
  padding-top:20px;
}
.footer-logo{
  display:flex;
  align-items:center;
  gap:8px;
}
.footer-mark{
  width:38px;
  height:38px;
  display:grid;
  place-items:center;
  border-radius:50%;
  background:var(--accent);
  color:#ffd453;
  font-size:18px;
}
.footer-logo b,
.footer-logo small{
  display:block;
}
.footer-logo b{font-size:16px}
.footer-logo small{font-size:9px}
.order-example b,
.order-example span{display:block}
.order-example b{font-size:13px}
.order-example span{font-size:11px}

.site-footer{padding:24px 0;border-top:1px solid var(--line);color:var(--muted);font-size:13px}

@media(max-width:1200px){
  .select-grid{grid-template-columns:repeat(6,minmax(120px,1fr))}
}
@media(max-width:900px){
  .a4-page{
    min-height:auto;
    aspect-ratio:auto;
    padding:24px;
  }
  .pdf-main-grid{grid-template-columns:1fr}
  .content-columns{grid-template-columns:1fr 1fr}
  .pdf-footer{grid-template-columns:1fr}
}
@media(max-width:700px){
  .container{width:min(100% - 24px,1380px)}
  .configurator{padding:18px}
  .select-grid{grid-template-columns:repeat(2,1fr)}
  .section-heading,.result-row{flex-direction:column;align-items:stretch}
  .content-columns{grid-template-columns:1fr}
  .mark-row{grid-template-columns:1fr}
  .icon-strip{flex-wrap:wrap}
}
@media(max-width:430px){
  .select-grid{grid-template-columns:1fr}
}


/* Правила компоновки технической карточки */
#sheetCableMark,
#cableMark {
  white-space: nowrap;
}

.mark-row > div:first-child,
.result-row {
  min-width: 0;
}

#sheetCableMark {
  max-width: 100%;
  overflow: visible;
}


.temperature-row > b {
  margin-bottom: 4px;
}

#constructionCores {
  white-space: nowrap;
}


.standalone-feature {
  margin: 13px 0 0;
  font-size: 12.5px;
  font-weight: 400;
}

.safety-requirements {
  margin-top: 18px;
}

.safety-requirements h3 {
  margin: 0 0 8px;
  font-size: 14px;
  line-height: 1.2;
}

#fireResistance {
  margin-top: 0px;
  font-weight: normal;
}

[hidden] {
  display: none !important;
}


.certificate-options {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px solid rgba(176, 24, 62, 0.18);
}

.certificate-options-label {
  color: var(--accent-dark);
  font-size: 13px;
  font-weight: 700;
  white-space: nowrap;
}

.certificate-option {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  cursor: pointer;
  font-size: 13px;
  white-space: nowrap;
}

.certificate-option input {
  margin: 0;
}

.certificate-option img {
  width: 28px;
  height: 28px;
  object-fit: contain;
}

.certificate-list {
  display: grid;
  gap: 10px;
}

.cert-item {
  display: grid;
  grid-template-columns: 38px minmax(0, 1fr);
  gap: 9px;
  align-items: center;
  margin: 0;
}

.cert-image {
  width: 36px;
  height: 36px;
  object-fit: contain;
}

.cert-item p {
  margin: 0;
  font-size: 10.5px;
  line-height: 1.25;
}


/* Основные SVG-иконки */
.icon-strip {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: nowrap;
  padding-bottom: 8px;
}

.main-property-icon {
  width: 27px;
  height: 27px;
  flex: 0 0 27px;
  object-fit: contain;
}



/* Верхний блок выбора марки */
main.container {
  padding-top: 24px;
}

.select-grid {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.field {
  min-width: 0;
}

.field select {
  width: 100%;
}


.pdf-button {
  border: 0;
  border-radius: 10px;
  padding: 11px 18px;
  background: var(--accent);
  color: #fff;
  font-weight: 700;
  cursor: pointer;
  white-space: nowrap;
}

.footer-logo img {
  display: block;
  width: 174px;
  height: auto;
}

#bendRadiusValue {
  white-space: nowrap;
}

/* Печать карточки в PDF через браузер */
/* Исправление печати: сохраняем экранную A4-композицию без адаптивной перестройки */
@media print {
  @page {
    size: A4 portrait;
    margin: 0;
  }

  html,
  body {
    width: 210mm !important;
    height: 297mm !important;
    margin: 0 !important;
    padding: 0 !important;
    overflow: hidden !important;
    background: #fff !important;
  }

  .site-header,
  .configurator,
  .preview-toolbar,
  .certificate-options {
    display: none !important;
  }

  main.container {
    width: 210mm !important;
    max-width: none !important;
    margin: 0 !important;
    padding: 0 !important;
  }

  .preview-section {
    width: 210mm !important;
    height: 297mm !important;
    margin: 0 !important;
    padding: 0 !important;
    overflow: hidden !important;
  }

  /* Экранный лист имеет 1120 x 1584 px — ровно пропорция A4.
     Масштабируем его целиком, вместо повторной верстки под печатный viewport. */
  .a4-page {
    width: 1120px !important;
    min-width: 1120px !important;
    max-width: 1120px !important;
    height: 1584px !important;
    min-height: 1584px !important;
    aspect-ratio: 210 / 297 !important;
    margin: 0 !important;
    padding: 34px 42px 30px !important;
    box-shadow: none !important;
    transform: scale(0.70833);
    transform-origin: top left;
    overflow: hidden !important;
    break-inside: avoid !important;
    page-break-inside: avoid !important;
    page-break-after: avoid !important;
    print-color-adjust: exact !important;
    -webkit-print-color-adjust: exact !important;
  }

  /* Отменяем responsive-правила, которые срабатывают из-за узкого print viewport */
  .pdf-main-grid {
    display: grid !important;
    grid-template-columns: minmax(0, 2.15fr) minmax(280px, .85fr) !important;
    gap: 28px !important;
  }

  .content-columns {
    display: grid !important;
    grid-template-columns: 1.02fr .98fr !important;
    gap: 26px !important;
  }

  .mark-row {
    display: grid !important;
    grid-template-columns: minmax(0, 1fr) auto !important;
    gap: 18px !important;
  }

  .pdf-footer {
    display: grid !important;
    grid-template-columns: 180px 1fr !important;
    gap: 22px !important;
  }

  .icon-strip {
    flex-wrap: nowrap !important;
  }

  .purpose,
  .construction,
  .fire,
  .service-box,
  .certificates,
  .electrical,
  .pdf-footer {
    break-inside: avoid !important;
    page-break-inside: avoid !important;
  }
}


/* Фиксированные ширины выпадающих списков, выравнивание слева */
.select-grid {
  justify-content: flex-start;
}

.field-wide {
  flex: 0 0 150px;
  min-width: 150px;
  max-width: 150px;
}

.field-medium {
  flex: 0 0 120px;
  min-width: 120px;
  max-width: 120px;
}

.field-small {
  flex: 0 0 75px;
  min-width: 75px;
  max-width: 75px;
}

.field-very-small {
  flex: 0 0 70px;
  min-width: 70px;
  max-width: 70px;
}

/* Вертикальные разделители значений электрических параметров */
.bordered-values {
  gap: 0;
  border-top: 1px solid #aaa;
  border-bottom: 1px solid #aaa;
}

.bordered-values span {
  padding: 3px 2px;
  border-right: 1px solid #aaa;
}

.bordered-values span:first-child {
  border-left: 1px solid #aaa;
}

/* Ссылка поверх нижней части логотипа */
.footer-logo {
  position: relative;
  display: block;
}

.footer-site-link {
  position: absolute;
  left: 51px;
  bottom: 0;
  color: #111;
  font-size: 11px;
  line-height: 1;
  text-decoration: none;
  white-space: nowrap;
}


/* Финальная настройка таблиц электрических параметров:
   только вертикальные разделители, без внешней рамки */
.bordered-values {
  gap: 0;
  border-top: 0;
  border-bottom: 0;
}

.bordered-values span {
  padding: 3px 2px;
  border-left: 0;
  border-right: 1px solid #D8D8D8;
}

.bordered-values span:first-child {
  border-left: 0;
}

.bordered-values span:last-child {
  border-right: 0;
}

.series-row{display:flex;align-items:center;gap:14px;margin-top:18px;max-width:480px}.series-row label{font-weight:700;color:#343434;white-space:nowrap}.series-row select{flex:1}.construction-line{margin-top:5px}.electrical-table{width:100%;border-collapse:collapse;font-size:10px}.electrical-table th,.electrical-table td{border-right:1px solid #aeb2b7;border-bottom:1px solid #aeb2b7;padding:4px 5px;text-align:center}.electrical-table th:first-child,.electrical-table td:first-child{text-align:left;color:#d07600;font-weight:700}.electrical-table th:last-child,.electrical-table td:last-child{border-right:0}.electrical-table tr:last-child td{border-bottom:0}.electrical-note{font-size:10px;line-height:1.25;margin:12px 0 0}.electrical-voltage{display:grid;grid-template-columns:1fr auto;gap:8px;font-size:11px;margin-top:14px}.electrical-voltage strong{text-align:right}.nominal-sections,.electrical-values{display:grid;gap:0}.electrical-values span,.nominal-sections span{padding:3px;text-align:center;border-right:1px solid #aeb2b7}.electrical-values span:last-child,.nominal-sections span:last-child{border-right:0}.load-error{padding:16px;background:#fff0f0;color:#a60020;border-radius:8px}.field::before{content:attr(data-label);display:block;font-size:11px;font-weight:700;color:#666;margin-bottom:4px}.field select{width:100%}
@media print{.series-row{display:none!important}}

/* Динамическая форма: x1 является выбором серии, подписи над select не выводятся */
.field::before {
  content: none !important;
  display: none !important;
}

/* Компактная типографика таблиц электрических параметров */
.nominal-title {
  font-size: 10px;
  line-height: 1.2;
}

.nominal-sections,
.electrical-values {
  font-size: 10px;
  line-height: 1.15;
}

.nominal-sections span{
  font-size: 10px;
  font-weight: 800;
  color:#d08300;
}


.electrical-values span {
  font-size: 10px;
  font-weight: 400;
}

.electrical-row p {
  font-size: 9.5px;
}

/* v2.0 language switch */
.preview-toolbar{align-items:center;justify-content:space-between;gap:16px}
.language-switch{display:inline-flex;border:1px solid #d9dde3;border-radius:10px;padding:3px;background:#fff}
.lang-button{border:0;background:transparent;border-radius:7px;padding:7px 11px;font-weight:700;cursor:pointer;color:#5f6670}
.lang-button.active{background:#82122e;color:#fff}
[hidden]{display:none!important}
@media print{.language-switch{display:none!important}}




/* v2.0.2: emergency EN certificate removal control */
.certificate-remove-separator {
  color: #9a9a9a;
  font-weight: 700;
  margin-left: 2px;
  margin-right: 2px;
}
.certificate-remove-option {
  padding-left: 0;
}