:root {
  color-scheme: light;
  --blue: #07519a;
  --blue-dark: #063d75;
  --blue-light: #dcebf7;
  --ink: #172534;
  --ink-soft: #445362;
  --muted: #5d6b79;
  --line: #d6dee6;
  --paper: #ffffff;
  --ground: #f3f6f8;
  --ground-blue: #eaf2f8;
  --focus: #b34400;
  --font: Bahnschrift, "Arial Narrow", Arial, sans-serif;
  --body: "Segoe UI", Arial, sans-serif;
  --mono: Consolas, "Courier New", monospace;
  --shell: 1240px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 104px; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: var(--body);
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
img { display: block; max-width: 100%; }
a { color: inherit; }
button, input, select, textarea { font: inherit; }
button, a, summary { -webkit-tap-highlight-color: transparent; }
button { color: inherit; }
::selection { color: #fff; background: var(--blue); }

:focus, :focus-visible {
  outline: 4px solid var(--focus);
  outline-offset: 3px;
  box-shadow: 0 0 0 4px #fff;
}

.shell { width: min(var(--shell), calc(100% - 64px)); margin-inline: auto; }
.section-shell { position: relative; }
.skip-link {
  position: fixed;
  z-index: 20;
  top: 8px;
  left: 8px;
  padding: 10px 14px;
  color: #fff;
  background: var(--blue-dark);
  transform: translateY(-160%);
}
.skip-link:focus { transform: translateY(0); }

.site-header { position: relative; z-index: 5; background: var(--paper); }
.topline { color: #eaf3fb; background: var(--blue-dark); font-size: 12px; letter-spacing: .03em; }
.topline__inner { display: flex; justify-content: space-between; gap: 20px; padding-block: 7px; }
.nav-row { min-height: 88px; display: flex; align-items: center; justify-content: space-between; gap: 26px; }
.brand { display: block; width: 146px; height: 78px; flex: 0 0 auto; }
.brand img { width: 100%; height: 100%; object-fit: contain; }
.main-nav { display: flex; align-items: center; justify-content: center; gap: clamp(22px, 3.2vw, 48px); margin-left: auto; }
.main-nav a, .footer-links a {
  color: var(--ink-soft);
  text-decoration: none;
  font-size: 14px;
  transition: color .18s ease;
}
.main-nav a:hover, .footer-links a:hover { color: var(--blue); }
.button {
  min-height: 48px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  padding: 11px 20px;
  border: 1px solid transparent;
  border-radius: 2px;
  font-family: var(--font);
  font-size: 14px;
  font-weight: 700;
  line-height: 1.25;
  text-align: center;
  text-decoration: none;
  cursor: pointer;
  transition: background-color .18s ease, color .18s ease, border-color .18s ease, transform .18s ease;
}
.button:hover { transform: translateY(-2px); }
.button:active { transform: translateY(1px); }
.button--primary { color: #fff; background: var(--blue); }
.button--primary:hover { background: var(--blue-dark); }
.button--outline { color: var(--blue-dark); border-color: #9eb4c9; background: transparent; }
.button--outline:hover { border-color: var(--blue); background: var(--blue-light); }
.button--light { color: var(--blue-dark); background: #fff; }
.button--light:hover { background: var(--blue-light); }
.nav-cta { min-height: 44px; padding-inline: 16px; }

.hero { overflow: hidden; background: var(--ground); }
.hero__layout { min-height: 580px; display: grid; grid-template-columns: minmax(0, .95fr) minmax(0, 1.05fr); align-items: center; gap: clamp(42px, 7vw, 100px); padding-block: 42px 44px; }
.hero__copy { max-width: 590px; padding-block: 12px; }
.eyebrow {
  display: flex;
  align-items: center;
  gap: 9px;
  margin: 0 0 18px;
  color: var(--blue-dark);
  font-family: var(--font);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .09em;
  line-height: 1.4;
  text-transform: uppercase;
}
.status-dot { width: 8px; height: 8px; border-radius: 50%; background: #21a1d3; }
h1, h2, h3, p { margin-top: 0; }
h1, h2, h3 { font-family: var(--font); }
.hero h1 {
  max-width: 660px;
  margin-bottom: 22px;
  font-size: clamp(42px, 4.2vw, 58px);
  font-weight: 700;
  letter-spacing: -.045em;
  line-height: 1.02;
}
.hero__lede { max-width: 580px; margin-bottom: 27px; color: var(--ink-soft); font-size: 18px; line-height: 1.65; }
.hero__actions { display: flex; flex-wrap: wrap; gap: 11px; }
.hero__note { margin: 12px 0 27px; color: var(--muted); font-size: 12px; }
.hero__facts { display: flex; flex-wrap: wrap; gap: 10px 24px; padding-top: 20px; border-top: 1px solid #d5dee6; color: var(--muted); font-size: 12px; }
.hero__facts b { display: block; color: var(--ink); font-family: var(--font); font-size: 11px; letter-spacing: .06em; text-transform: uppercase; }
.hero__visual { position: relative; max-width: 630px; justify-self: end; width: 100%; padding: 0 0 35px 28px; }
.hero__visual::before { position: absolute; top: -20px; right: -24px; width: 66%; height: 82%; border-top: 1px solid #aebfce; border-right: 1px solid #aebfce; content: ""; }
.hero__image-wrap { position: relative; height: clamp(380px, 39vw, 510px); overflow: hidden; background: #f7f8f9; }
.hero__image-wrap img { width: 100%; height: 100%; object-fit: cover; object-position: center 52%; }
.hero__spec { position: absolute; right: -10px; bottom: 35px; display: flex; align-items: center; gap: 12px; width: min(290px, 80%); min-height: 79px; padding: 15px 18px; color: #fff; background: var(--blue); }
.spec-symbol { display: grid; width: 34px; height: 34px; flex: 0 0 auto; place-items: center; border: 1px solid rgba(255,255,255,.55); font-size: 19px; }
.hero__spec strong, .hero__spec small { display: block; }
.hero__spec strong { font-family: var(--font); font-size: 13px; }
.hero__spec small { margin-top: 3px; color: #dbeaf7; font-size: 11px; }
.hero__rule { height: 5px; background: linear-gradient(90deg, var(--blue) 0 28%, #23a7d8 28% 42%, #dce5ec 42% 100%); }

.intro { padding-block: 100px 84px; }
.intro__layout { display: grid; grid-template-columns: 1fr .65fr; gap: 10%; align-items: start; }
.intro h2, .section-heading h2, .measure h2, .company h2, .faq h2, .quote h2, .closing h2 {
  margin-bottom: 0;
  font-size: clamp(32px, 3.4vw, 46px);
  letter-spacing: -.035em;
  line-height: 1.12;
}
.intro h2 { max-width: 730px; font-size: clamp(34px, 4vw, 52px); }
.intro__copy p { max-width: 450px; margin-bottom: 18px; color: var(--ink-soft); }
.intro-sketch { display: block; width: min(var(--shell), calc(100% - 64px)); height: 190px; margin: 44px auto 0; border-block: 1px solid var(--line); }
.text-link { display: inline-flex; align-items: center; gap: 9px; padding: 0 0 4px; border: 0; border-bottom: 1px solid #87a7c3; color: var(--blue-dark); background: transparent; font-size: 14px; font-weight: 700; text-align: left; text-decoration: none; cursor: pointer; }
.text-link:hover { border-color: var(--blue-dark); }
.text-link span { font-size: 17px; line-height: 1; }
.principle-row { display: grid; grid-template-columns: repeat(3, 1fr); margin-top: 75px; border-top: 1px solid var(--line); }
.principle-row > div { display: grid; grid-template-columns: 34px 1fr; column-gap: 13px; padding: 21px 24px 0 0; }
.principle-index { grid-row: span 2; color: var(--blue); font-family: var(--mono); font-size: 12px; }
.principle-row strong { font-family: var(--font); font-size: 15px; }
.principle-row > div > span:last-child { color: var(--muted); font-size: 13px; }

.catalog { padding-block: 98px 105px; background: var(--ground); }
.section-heading { display: flex; justify-content: space-between; align-items: end; gap: 40px; margin-bottom: 37px; }
.section-heading > p { max-width: 385px; margin-bottom: 3px; color: var(--ink-soft); font-size: 15px; }
.catalog-tools { display: flex; align-items: center; justify-content: space-between; gap: 22px; margin-bottom: 28px; padding-block: 14px; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.catalog-tools__label { flex: 0 0 auto; margin: 0; color: var(--muted); font-size: 12px; }
.filter-list { display: flex; flex-wrap: wrap; gap: 8px; }
.filter-button { min-height: 34px; padding: 5px 11px; border: 1px solid transparent; border-radius: 2px; color: var(--ink-soft); background: transparent; font-size: 12px; cursor: pointer; }
.filter-button:hover { border-color: #b6c7d6; }
.filter-button.is-active { color: #fff; border-color: var(--blue); background: var(--blue); }
.product-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 38px 23px; }
.product-card { min-width: 0; background: var(--paper); }
.product-card[hidden] { display: none; }
.product-card__image { position: relative; display: block; height: 290px; overflow: hidden; background: #fff; }
.product-card__image img { width: 100%; height: 100%; object-fit: cover; transition: transform .35s ease; }
.product-card__image:hover img { transform: scale(1.025); }
.product-card__number { position: absolute; right: 12px; bottom: 10px; padding: 4px 7px; color: var(--blue-dark); background: rgba(255,255,255,.92); font-family: var(--mono); font-size: 10px; }
.product-card__body { padding: 20px 21px 22px; }
.product-card__type { margin-bottom: 6px; color: var(--blue); font-family: var(--font); font-size: 11px; font-weight: 700; letter-spacing: .075em; text-transform: uppercase; }
.product-card h3 { min-height: 52px; margin-bottom: 9px; font-size: 21px; letter-spacing: -.02em; line-height: 1.22; }
.product-card__body > p:not(.product-card__type) { min-height: 74px; margin-bottom: 17px; color: var(--ink-soft); font-size: 13px; line-height: 1.6; }
.product-specs { margin: 0 0 18px; border-top: 1px solid var(--line); }
.product-specs div { display: grid; grid-template-columns: 86px 1fr; gap: 10px; padding-block: 8px; border-bottom: 1px solid var(--line); font-size: 12px; line-height: 1.45; }
.product-specs dt { color: var(--muted); }
.product-specs dd { margin: 0; color: var(--ink); font-weight: 600; }
.catalog-footnote { margin: 20px 0 0; color: var(--muted); font-size: 12px; }

.measure { padding-block: 103px 110px; }
.section-heading--measure { margin-bottom: 48px; }
.measure-layout { display: grid; grid-template-columns: minmax(0, 1.5fr) minmax(280px, .7fr); gap: 26px; }
.measure-diagrams { display: grid; grid-template-columns: 1fr; gap: 14px; }
.measure-figure { display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(0, .9fr); align-items: center; gap: 15px; margin: 0; padding: 14px 18px; border: 1px solid var(--line); background: #fff; }
.measure-figure svg { width: 100%; height: 185px; color: #718394; }
.measure-figure svg text { fill: var(--ink-soft); font: 11px var(--body); }
.measure-note { display: flex; gap: 14px; padding-left: 17px; border-left: 1px solid var(--line); }
.measure-note > strong { color: var(--blue); font-family: var(--mono); font-size: 12px; }
.measure-note span { color: var(--muted); font-size: 12px; line-height: 1.5; }
.measure-note b { display: block; margin-bottom: 3px; color: var(--ink); font-family: var(--font); font-size: 15px; }
.measure-aside { display: flex; flex-direction: column; padding: 23px 24px; color: #fff; background: var(--blue-dark); }
.measure-aside__mark { display: grid; width: 30px; height: 30px; margin-bottom: 22px; place-items: center; border: 1px solid rgba(255,255,255,.5); font-size: 18px; }
.measure-aside h3 { margin-bottom: 7px; font-size: 23px; }
.measure-aside__top p { margin-bottom: 18px; color: #d8e6f3; font-size: 13px; }
.terminal-list { margin: 0 0 17px; padding: 0; list-style: none; }
.terminal-list li { display: flex; align-items: center; gap: 14px; padding-block: 12px; border-top: 1px solid rgba(255,255,255,.22); }
.terminal-list b, .terminal-list small { display: block; }
.terminal-list b { font-family: var(--font); font-size: 14px; }
.terminal-list small { margin-top: 2px; color: #d8e6f3; font-size: 11px; }
.terminal-icon { position: relative; width: 34px; height: 34px; flex: 0 0 auto; border: 1px solid rgba(255,255,255,.6); }
.terminal-icon--collar::before, .terminal-icon--collar::after { position: absolute; left: 8px; width: 16px; height: 6px; border: 1px solid #fff; content: ""; }
.terminal-icon--collar::before { top: 8px; }.terminal-icon--collar::after { bottom: 8px; }
.terminal-icon--flange::before { position: absolute; inset: 7px 4px; border: 1px solid #fff; content: ""; }
.terminal-icon--velcro::before { position: absolute; top: 16px; left: 5px; width: 22px; border-top: 1px dashed #fff; content: ""; }
.measure-aside .text-link { align-self: flex-start; margin-top: auto; color: #fff; border-color: #93b4d2; }

.technical { padding-block: 92px 100px; background: var(--ground); }
.technical .section-heading { align-items: start; }
.technical .section-heading > p { max-width: 430px; }
.technical-answers { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 30px; margin-bottom: 42px; }
.technical-answers article { padding-top: 17px; border-top: 2px solid var(--blue); }
.technical-answers h3 { margin-bottom: 10px; font-size: 20px; line-height: 1.3; }
.technical-answers p { margin: 0; color: var(--ink-soft); font-size: 14px; line-height: 1.7; }
.material-table-wrap { overflow-x: auto; border: 1px solid var(--line); background: #fff; }
.material-table { width: 100%; min-width: 760px; border-collapse: collapse; text-align: left; }
.material-table caption { padding: 15px 17px; color: var(--ink); font-family: var(--font); font-size: 16px; font-weight: 700; text-align: left; }
.material-table th, .material-table td { padding: 13px 15px; border-top: 1px solid var(--line); vertical-align: top; font-size: 13px; line-height: 1.5; }
.material-table thead th { color: #fff; background: var(--blue-dark); font-size: 12px; }
.material-table tbody th { min-width: 130px; color: var(--ink); font-weight: 700; }
.material-table td { color: var(--ink-soft); }
.material-note { margin: 12px 0 0; color: var(--muted); font-size: 12px; line-height: 1.6; }

.selection { padding-block: 0; color: #fff; background: var(--blue-dark); }
.selection__layout { min-height: 465px; display: grid; grid-template-columns: .9fr 1.1fr; gap: 70px; align-items: center; padding-block: 65px; }
.selection__copy { max-width: 460px; }
.selection__copy .eyebrow { color: #bcd8ef; }
.selection__copy h2 { margin-bottom: 17px; font-size: clamp(32px, 3.4vw, 46px); letter-spacing: -.035em; line-height: 1.12; }
.selection__copy > p:not(.eyebrow) { margin-bottom: 24px; color: #dce8f3; font-size: 15px; }
.selection__image { position: relative; height: 335px; }
.selection__image img { width: 100%; height: 100%; object-fit: cover; }

.quote { padding-block: 105px; background: var(--ground); }
.quote__layout { display: grid; grid-template-columns: .72fr 1fr; gap: clamp(40px, 7vw, 96px); align-items: start; }
.quote__intro { position: sticky; top: 26px; }
.quote__intro h2 { margin-bottom: 17px; }
.quote__intro > p:not(.eyebrow) { color: var(--ink-soft); font-size: 15px; }
.quote-direct { margin-bottom: 12px; }
.quote__privacy { margin: 10px 0 0; color: var(--muted); font-size: 11px !important; }
.quote__image { height: 225px; margin-top: 23px; overflow: hidden; background: #fff; }
.quote__image img { width: 100%; height: 100%; object-fit: cover; }
.quote-form { padding: 27px 28px 30px; border: 1px solid var(--line); background: #fff; }
.form-heading { display: flex; align-items: baseline; justify-content: space-between; gap: 14px; margin-bottom: 21px; padding-bottom: 15px; border-bottom: 1px solid var(--line); }
.form-heading span { color: var(--blue); font-family: var(--mono); font-size: 11px; }
.form-heading h3 { margin: 0; font-size: 22px; }
.form-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px 13px; }
.condition-field { min-width: 0; margin: 0; padding: 12px; border: 1px solid #c8d2dc; }
.condition-field legend { padding-inline: 3px; color: var(--ink); font-size: 12px; font-weight: 700; }
.condition-field legend small { margin-left: 5px; color: var(--muted); font-size: 10px; font-weight: 400; }
.condition-list { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 8px; }
.condition-list label { display: flex; align-items: flex-start; gap: 7px; color: var(--ink-soft); font-size: 11px; font-weight: 400; line-height: 1.35; cursor: pointer; }
.condition-list input { width: 15px; height: 15px; flex: 0 0 auto; margin: 1px 0 0; accent-color: var(--blue); }
.field { display: grid; align-content: start; gap: 6px; color: var(--ink); font-size: 12px; font-weight: 700; }
.field--wide { grid-column: 1 / -1; }
.field > span { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 3px 8px; }
.field small { color: var(--muted); font-size: 10px; font-weight: 400; }
.field input, .field select, .field textarea {
  width: 100%;
  min-height: 44px;
  padding: 9px 11px;
  border: 1px solid #c8d2dc;
  border-radius: 2px;
  color: var(--ink);
  background: #fff;
  font-size: 13px;
  font-weight: 400;
}
.field textarea { min-height: 87px; resize: vertical; }
.field input::placeholder, .field textarea::placeholder { color: #788796; opacity: 1; }
.field input[type="file"] { padding: 8px; font-size: 11px; }
.field input[type="file"]::file-selector-button { margin-right: 9px; padding: 5px 8px; border: 1px solid var(--line); color: var(--blue-dark); background: var(--ground); font: inherit; }
.form-hint { margin: 13px 0 17px; color: var(--muted); font-size: 11px; line-height: 1.5; }
.form-submit { width: 100%; }
.quote-result { margin-top: 18px; padding: 18px; border-left: 3px solid var(--blue); background: var(--ground); }
.quote-result[hidden] { display: none; }
.quote-result__title { margin-bottom: 10px; font-family: var(--font); font-size: 17px; font-weight: 700; }
.quote-result pre { max-height: 220px; overflow: auto; margin: 0 0 15px; color: var(--ink-soft); font: 12px/1.6 var(--body); white-space: pre-wrap; overflow-wrap: anywhere; }
.button--whatsapp { color: #fff; background: #166a46; }
.button--whatsapp:hover { background: #0e5738; }
.quote-result > p:last-child { margin: 10px 0 0; color: var(--muted); font-size: 11px; }

.faq { padding-block: 100px 110px; }
.faq__layout { display: grid; grid-template-columns: .7fr 1fr; gap: 10%; align-items: start; }
.faq__lead { max-width: 420px; }
.faq__lead h2 { margin-bottom: 18px; }
.faq__lead > p:not(.eyebrow) { margin-bottom: 20px; color: var(--ink-soft); font-size: 14px; }
.faq-list { border-top: 1px solid var(--line); }
.faq-list details { border-bottom: 1px solid var(--line); }
.faq-list summary { position: relative; padding: 19px 36px 19px 0; color: var(--ink); font-family: var(--font); font-size: 17px; font-weight: 700; line-height: 1.4; list-style: none; cursor: pointer; }
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary::after { position: absolute; top: 17px; right: 3px; color: var(--blue); font-family: var(--body); font-size: 23px; font-weight: 400; content: "+"; }
.faq-list details[open] summary::after { content: "−"; }
.faq-list details p { max-width: 650px; margin: -2px 35px 19px 0; color: var(--ink-soft); font-size: 14px; line-height: 1.65; }

.company { padding-block: 90px; background: var(--ground); }
.company__layout { display: grid; grid-template-columns: .85fr 1fr; gap: clamp(44px, 7vw, 95px); align-items: center; }
.company__visual { position: relative; display: grid; height: 480px; place-items: center; }
.company__visual img { width: 100%; height: auto; object-fit: contain; }
.company__copy h2 { margin-bottom: 18px; font-size: clamp(31px, 3.2vw, 43px); }
.company__copy > p:not(.eyebrow):not(.company__safety) { color: var(--ink-soft); font-size: 14px; }
.company-data { margin: 24px 0 18px; border-top: 1px solid var(--line); }
.company-data div { display: grid; grid-template-columns: 115px 1fr; gap: 13px; padding-block: 10px; border-bottom: 1px solid var(--line); font-size: 12px; }
.company-data dt { color: var(--muted); }
.company-data dd { margin: 0; color: var(--ink); font-weight: 600; }
.company__safety { display: flex; gap: 11px; margin: 0; padding: 13px 15px; border-left: 3px solid var(--blue); color: var(--ink-soft); background: #e5eef5; font-size: 12px; line-height: 1.55; }
.company__safety > span { color: var(--blue); font-size: 19px; line-height: 1; }

.closing { padding-block: 66px; color: #fff; background: var(--blue); }
.closing__layout { display: flex; align-items: center; justify-content: space-between; gap: 40px; }
.closing .eyebrow { margin-bottom: 9px; color: #d5e7f6; }
.closing h2 { max-width: 760px; font-size: clamp(31px, 3.7vw, 48px); }
.closing .button { flex: 0 0 auto; }

.site-footer { color: #e7eef5; background: #14283a; }
.footer-main { display: grid; grid-template-columns: 130px 1.1fr 1.3fr 1fr; gap: 28px; align-items: center; padding-block: 37px; }
.brand-text { display: grid; justify-items: start; gap: 1px; color: #fff; font-family: var(--font); font-size: 29px; font-weight: 700; line-height: 1; text-decoration: none; letter-spacing: -.05em; }
.brand-text span { color: #b9c9d8; font-family: var(--mono); font-size: 8px; font-weight: 400; letter-spacing: .06em; }
.footer-description { max-width: 200px; margin: 0; color: #b9c9d8; font-size: 12px; line-height: 1.5; }
.footer-company { display: grid; gap: 3px; color: #b9c9d8; font-size: 11px; }
.footer-company strong { color: #fff; font-size: 12px; }
.footer-links { display: grid; grid-template-columns: 1fr 1fr; gap: 9px 16px; }
.footer-links a { color: #b9c9d8; font-size: 11px; }
.footer-links a:hover { color: #fff; }
.footer-bottom { display: flex; justify-content: space-between; gap: 18px; padding-block: 14px 18px; border-top: 1px solid rgba(255,255,255,.16); color: #a8bbcc; font-size: 10px; }

@media (min-width: 1500px) {
  .hero__layout { min-height: 690px; }
  .product-card__image { height: 320px; }
}

@media (max-width: 980px) {
  .shell { width: min(var(--shell), calc(100% - 48px)); }
  .nav-row { gap: 16px; }
  .main-nav { gap: 18px; }
  .hero__layout { min-height: 560px; grid-template-columns: 1fr .9fr; gap: 30px; }
  .hero__image-wrap { height: 420px; }
  .hero__actions { align-items: flex-start; flex-direction: column; }
  .product-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .product-card__image { height: 320px; }
  .measure-layout { grid-template-columns: 1fr; }
  .measure-aside { display: grid; grid-template-columns: .8fr 1.2fr; gap: 22px; }
  .measure-aside__top { grid-row: span 2; }
  .terminal-list { margin-bottom: 0; }
  .measure-aside .text-link { grid-column: 2; }
  .technical-answers { gap: 19px; }
  .selection__layout { gap: 38px; }
  .quote__layout { grid-template-columns: .8fr 1.2fr; gap: 35px; }
  .quote-form { padding: 24px 20px; }
  .company__visual { height: 430px; }
  .footer-main { grid-template-columns: 100px 1fr 1.2fr; }
  .footer-links { grid-column: 2 / -1; }
}

@media (max-width: 700px) {
  html { scroll-padding-top: 20px; }
  .shell { width: min(var(--shell), calc(100% - 36px)); }
  .topline__inner { gap: 8px; font-size: 10px; }
  .topline__inner span:last-child { text-align: right; }
  .nav-row { min-height: 72px; flex-wrap: wrap; gap: 8px 12px; padding-block: 5px 10px; }
  .brand { width: 108px; height: 56px; }
  .main-nav { order: 3; width: 100%; justify-content: space-between; gap: 10px; padding-top: 6px; border-top: 1px solid var(--line); }
  .main-nav a { font-size: 12px; }
  .nav-cta { min-height: 40px; margin-left: auto; padding: 8px 11px; font-size: 12px; }
  .hero__layout { grid-template-columns: 1fr; gap: 34px; padding-block: 49px 43px; }
  .hero__copy { padding: 0; }
  .hero h1 { max-width: 580px; font-size: clamp(40px, 11vw, 58px); }
  .hero__lede { font-size: 16px; }
  .hero__actions { flex-direction: column; align-items: stretch; }
  .hero__actions .button { width: 100%; }
  .hero__note { margin-bottom: 20px; }
  .hero__facts { gap: 12px 20px; }
  .hero__visual { width: 100%; justify-self: start; padding: 0 0 26px; }
  .hero__visual::before { top: -12px; right: -8px; }
  .hero__image-wrap { height: min(105vw, 440px); }
  .hero__spec { right: -5px; bottom: 26px; min-height: 68px; }
  .intro { padding-block: 66px 61px; }
  .intro__layout { grid-template-columns: 1fr; gap: 20px; }
  .intro h2 { font-size: 37px; }
  .intro-sketch { width: calc(100% - 36px); height: 150px; margin-top: 30px; }
  .principle-row { grid-template-columns: 1fr; margin-top: 43px; }
  .principle-row > div { grid-template-columns: 36px 1fr; padding: 15px 0; border-bottom: 1px solid var(--line); }
  .catalog { padding-block: 69px 74px; }
  .section-heading { display: block; margin-bottom: 27px; }
  .section-heading h2, .measure h2, .company h2, .faq h2, .quote h2 { font-size: 36px; }
  .section-heading > p { margin-top: 14px; }
  .catalog-tools { display: block; }
  .catalog-tools__label { margin-bottom: 10px; }
  .filter-list { gap: 5px; }
  .filter-button { min-height: 36px; padding-inline: 9px; font-size: 11px; }
  .product-grid { grid-template-columns: 1fr; gap: 20px; }
  .product-card__image { height: min(82vw, 380px); }
  .product-card__body { padding: 18px; }
  .product-card h3 { min-height: 0; font-size: 22px; }
  .product-card__body > p:not(.product-card__type) { min-height: 0; }
  .measure { padding-block: 70px 74px; }
  .section-heading--measure { margin-bottom: 28px; }
  .measure-layout { gap: 14px; }
  .measure-diagrams { grid-template-columns: 1fr; gap: 13px; }
  .measure-figure { padding: 12px 14px; }
  .measure-figure svg { height: 170px; }
  .measure-figure { grid-template-columns: 1fr; gap: 8px; }
  .measure-note { padding: 12px 0 0; border-top: 1px solid var(--line); border-left: 0; }
  .measure-aside { display: flex; padding: 21px; }
  .measure-aside__top { grid-row: auto; }
  .measure-aside .text-link { align-self: flex-start; }
  .technical { padding-block: 70px 74px; }
  .technical-answers { grid-template-columns: 1fr; gap: 20px; margin-bottom: 30px; }
  .technical-answers h3 { font-size: 19px; }
  .selection__layout { grid-template-columns: 1fr; gap: 28px; padding-block: 58px; }
  .selection__copy h2 { font-size: 36px; }
  .selection__image { height: 270px; }
  .quote { padding-block: 69px; }
  .quote__layout { grid-template-columns: 1fr; gap: 28px; }
  .quote__intro { position: static; }
  .quote__image { height: 230px; }
  .quote-form { padding: 21px 16px; }
  .form-grid { gap: 14px 10px; }
  .condition-list { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .field input, .field select, .field textarea { font-size: 16px; }
  .faq { padding-block: 70px 78px; }
  .faq__layout { grid-template-columns: 1fr; gap: 28px; }
  .faq-list summary { font-size: 16px; }
  .company { padding-block: 60px; }
  .company__layout { grid-template-columns: 1fr; gap: 28px; }
  .company__visual { height: min(88vw, 370px); }
  .company__copy h2 { font-size: 35px; }
  .closing { padding-block: 46px; }
  .closing__layout { align-items: stretch; flex-direction: column; gap: 21px; }
  .closing h2 { font-size: 36px; }
  .closing .button { align-self: flex-start; }
  .footer-main { grid-template-columns: 100px 1fr; gap: 18px; padding-block: 28px; }
  .footer-description { max-width: none; }
  .footer-company { grid-column: 1 / -1; }
  .footer-links { grid-column: 1 / -1; }
  .footer-bottom { flex-direction: column; gap: 5px; }
}

@media (max-width: 390px) {
  .shell { width: calc(100% - 30px); }
  .topline__inner span:last-child { max-width: 58%; }
  .hero h1 { font-size: 39px; }
  .hero__facts { flex-direction: column; }
  .filter-button { padding-inline: 7px; font-size: 10px; }
  .form-grid { grid-template-columns: 1fr; }
  .field--wide { grid-column: auto; }
  .condition-field { grid-column: auto; }
  .condition-list { grid-template-columns: 1fr 1fr; }
  .company-data div { grid-template-columns: 95px 1fr; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
}