:root {
  --blue: #3B8CFB;
  --red: #ee2b32;
  --navy: #091a33;
  --navy2: #0d2445;
  --ink: #15223a;
  --muted: #69758a;
  --line: #dce5f1;
  --bg: #f4f8fd;
  --white: #fff;
  --shadow: 0 22px 70px rgba(22, 40, 70, .13);
  --gradient: linear-gradient(100deg, #3B8CFB 0%, #3B8CFB 68%, #d92834 100%);
  --section-head-gap: 60px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: "TT Norms", "TT Norms Pro", "Montserrat", "Segoe UI", Arial, sans-serif;
  font-weight: 400;
  color: var(--ink);
  background: #fff;
  overflow-x: hidden;
}
button,
input,
select,
textarea {
  font-family: "TT Norms", "TT Norms Pro", "Montserrat", "Segoe UI", Arial, sans-serif;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
.container { width: min(1240px, calc(100% - 48px)); margin: 0 auto; }

.header {
  --header-container: min(1240px, calc(100vw - 48px));
  height: 112px;
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  display: grid;
  grid-template-columns: minmax(24px, 1fr) repeat(12, minmax(0, calc(min(1240px, calc(100vw - 48px)) / 12))) minmax(24px, 1fr);
  align-items: stretch;
  gap: 0;
  padding: 0;
  background: transparent;
  border-bottom: 0;
  color: #fff;
  backdrop-filter: none;
  transition: background .25s ease, border-color .25s ease, box-shadow .25s ease;
}
.header::before {
  content: "";
  position: absolute;
  left: calc((100vw - var(--header-container)) / 2 + (var(--header-container) / 12 * 3));
  right: 0;
  top: 46px;
  height: 1px;
  background: rgba(255,255,255,.12);
  pointer-events: none;
}
.header.is-scrolled {
  position: fixed;
  background: rgba(9, 26, 51, .76);
  border-bottom-color: rgba(255,255,255,.1);
  box-shadow: 0 18px 44px rgba(4, 14, 30, .24);
  backdrop-filter: blur(22px) saturate(1.18);
  -webkit-backdrop-filter: blur(22px) saturate(1.18);
}
.logo {
  grid-column: 2 / 5;
  display: flex;
  align-items: center;
  justify-content: flex-start;
  padding: 0 24px 0 0;
  color: #fff;
  border-right: 0;
}
.logo img {
  width: 250px;
  height: auto;
  display: block;
}
.header-main {
  position: relative;
  grid-column: 5 / 14;
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  grid-template-rows: 46px 66px;
  min-width: 0;
}
.header-topline {
  grid-column: 1 / -1;
  grid-row: 1 / 2;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  align-items: center;
  gap: 0;
  padding: 0;
  color: rgba(255,255,255,.76);
  border-bottom: 0;
  font-size: 16px;
  font-weight: 600;
}
.header-topline span,
.header-topline a {
  min-height: 46px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 11px;
  padding: 0 38px;
  border-right: 1px solid rgba(255,255,255,.08);
  min-width: 0;
  white-space: nowrap;
  line-height: 1;
}
.header-topline i {
  width: 18px;
  height: 18px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--red);
  font-size: 18px;
  line-height: 1;
  flex: 0 0 16px;
  transform: translateY(.5px);
}
.header-topline span i { transform: translateY(.5px); }
.header-topline a[href^="mailto"] i { transform: translateY(1.5px); }
.header-topline a[href^="tel"] { gap: 6px; }
.header-topline a[href^="tel"] i { font-size: 13px; transform: translateY(1px); }
.header-navline {
  display: contents;
}
.nav {
  grid-column: 1 / -1;
  grid-row: 2 / 3;
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  align-items: center;
  gap: 0;
  padding-left: 0;
  padding-right: 0;
  font-size: 13px;
  line-height: 1.2;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0;
}
.nav a {
  display: flex;
  align-items: center;
  justify-content: center;
  min-width: 0;
  color: #fff;
  transition: color .24s ease;
}
.nav a:hover { color: var(--blue); }
.contacts { display: none; }
.btn {
  min-height: 48px; padding: 0 28px; border-radius: 0; border: 0;
  position: relative;
  overflow: hidden;
  isolation: isolate;
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  font-family: "TT Norms", "TT Norms Pro", "Montserrat", "Segoe UI", Arial, sans-serif;
  font-weight: 700; font-size: 14px; cursor: pointer; white-space: nowrap;
  backdrop-filter: blur(16px);
  transition: transform .35s ease, box-shadow .45s ease, background-color .45s ease, color .35s ease;
}
.btn::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  opacity: 0;
  transition: opacity .55s cubic-bezier(.22, 1, .36, 1);
}
.btn-small {
  grid-column: 2 / 3;
  grid-row: 2 / 3;
  min-height: 66px;
  height: 64px;
  width: 100%;
  border-radius: 0;
  font-size: 14px;
  padding: 0 18px;
}
.btn-gradient {
  color: #fff;
  background: #3B8CFB;
  border: 0;
  box-shadow: none;
}
.btn-gradient::before {
  background:
    radial-gradient(circle at 100% 0%, rgba(238,43,50,.9) 0, rgba(238,43,50,.62) 27%, rgba(238,43,50,0) 64%),
    linear-gradient(90deg, #3B8CFB 0%, #3B8CFB 72%, rgba(238,43,50,.24) 100%);
}
.btn-gradient:hover {
  box-shadow: 0 16px 34px rgba(59,140,251,.2);
}
.btn-gradient:hover::before { opacity: 1; }
.btn-blue { color: #fff; background: #3B8CFB; }
.btn-blue:hover { background: #3B8CFB; }
.btn-outline { color: #fff; background: rgba(255,255,255,.12); border: 0; }
.btn-outline::before {
  background:
    radial-gradient(circle at 100% 0%, rgba(238,43,50,.24), transparent 58%),
    linear-gradient(90deg, rgba(238,43,50,.13), rgba(238,43,50,.2));
}
.btn-outline:hover {
  background: rgba(238, 43, 50, .18);
  box-shadow: inset 0 1px 0 rgba(255,255,255,.16), 0 16px 34px rgba(238,43,50,.1);
}
.btn-outline:hover::before { opacity: 1; }

.hero {
  position: relative;
  min-height: 980px;
  overflow: hidden;
  background: transparent;
}
.hero-visual {
  position: absolute;
  inset: 0;
  background: url("./assets/hero-v2-premium-engineering.png") center / cover no-repeat;
  filter: brightness(.82) saturate(.9) contrast(1.02);
}
.hero-visual::after {
  content: ""; position: absolute; inset: 0;
  background:
    radial-gradient(ellipse 760px 430px at 94% 100%, rgba(238,43,50,.14), transparent 64%),
    linear-gradient(90deg, rgba(5,16,30,.72) 0%, rgba(5,16,30,.42) 43%, rgba(5,16,30,.16) 100%),
    linear-gradient(180deg, rgba(5,16,30,.1), rgba(5,16,30,.22));
}
.blueprint {
  position: absolute;
  inset: 168px auto auto 44px;
  width: 520px;
  height: 330px;
  opacity: 0;
  background:
    linear-gradient(90deg, transparent 0 18px, var(--blue) 18px 20px, transparent 20px 120px, var(--blue) 120px 122px, transparent 122px),
    linear-gradient(0deg, transparent 0 28px, var(--blue) 28px 30px, transparent 30px 96px, var(--blue) 96px 98px, transparent 98px),
    radial-gradient(circle at 74% 28%, transparent 0 34px, var(--blue) 35px 37px, transparent 38px),
    linear-gradient(135deg, transparent 0 48%, var(--blue) 49% 51%, transparent 52%);
  border-left: 2px solid rgba(255,255,255,.8);
  border-top: 2px solid rgba(255,255,255,.8);
  mix-blend-mode: screen;
}
.thermal { display: none; position: absolute; pointer-events: none; filter: blur(8px); opacity: .55; }
.thermal-blue { right: 210px; top: 245px; width: 260px; height: 72px; border: 3px solid var(--blue); border-radius: 50%; transform: rotate(-12deg); }
.thermal-red { right: -40px; top: 112px; width: 330px; height: 210px; background: radial-gradient(ellipse, rgba(238,43,50,.44), transparent 68%); }
.hero-inner {
  position: relative;
  min-height: 980px;
  display: grid;
  grid-template-columns: minmax(0, 620px);
  justify-content: start;
  align-items: center;
  padding-top: 106px;
  padding-bottom: 270px;
}
.hero-copy {
  position: relative;
  width: min(570px, 100%);
  max-width: 570px;
  margin-top: 18px;
  padding: 0;
  background: transparent;
  border: 0;
  box-shadow: none;
  color: #fff;
}
.title-mark {
  position: absolute;
  left: 40px;
  top: 100px;
  width: 420px;
  height: 112px;
  opacity: .12;
  pointer-events: none;
  background: url("./assets/title-diagonal-lines.svg") center / contain no-repeat;
}
h1, h2, h3, p { margin-top: 0; }
h1 { margin-bottom: 18px; font-size: 46px; line-height: 1.08; letter-spacing: 0; color: #fff; font-weight: 700; }
h2 { font-size: 34px; line-height: 1.12; letter-spacing: 0; margin-bottom: 24px; font-weight: 700; }
h3 { font-size: 17px; margin-bottom: 10px; font-weight: 700; }
.hero-kicker {
  display: inline-flex;
  align-items: center;
  gap: 18px;
  margin-bottom: 20px;
  color: rgba(255,255,255,.82);
  font-size: 13px;
  font-weight: 500;
  text-transform: uppercase;
}
.hero-kicker::before {
  content: "";
  width: 74px;
  height: 2px;
  background: rgba(255,255,255,.72);
}
.hero-copy p { max-width: 470px; color: rgba(255,255,255,.72); font-size: 17px; line-height: 1.55; }
.hero-actions { margin-top: 58px; display: grid; grid-template-columns: 1fr 1fr; gap: 16px; width: 100%; }
.hero-actions .btn { width: 100%; padding-left: 16px; padding-right: 16px; min-height: 58px; }
.legal-note { margin-top: 20px; font-size: 16px !important; font-weight: 500; color: rgba(255,255,255,.72) !important; }
.engineer-card {
  position: absolute; right: 8px; bottom: 88px; width: 270px;
  display: grid; grid-template-columns: 44px 1fr; gap: 14px;
  padding: 20px; background: rgba(255,255,255,.07); border: 1px solid rgba(255,255,255,.18); border-radius: 8px; box-shadow: 0 28px 60px rgba(0,0,0,.14), inset 0 1px 0 rgba(255,255,255,.12);
  color: #fff;
  backdrop-filter: blur(22px);
}
.engineer-card i { color: var(--blue); font-size: 28px; }
.engineer-card strong, .engineer-card span { display: block; }
.engineer-card strong { font-size: 14px; margin-bottom: 6px; font-weight: 700; }
.engineer-card span { color: rgba(255,255,255,.7); font-size: 12px; line-height: 1.35; }

.proof-band {
  position: relative;
  z-index: 8;
  margin-top: 0;
  padding: 0;
  background: transparent;
  overflow: hidden;
}
.hero-proof {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  padding: 0 0 100px;
}
.proof-row {
  position: relative;
  display: grid;
  grid-template-columns: 220px minmax(28px, 1fr) 220px minmax(28px, 1fr) 220px minmax(28px, 1fr) 220px;
  min-height: 148px;
  color: #fff;
  padding: 0 34px;
  background: rgba(255,255,255,.075);
  border: 1px solid rgba(255,255,255,.035);
  box-shadow: 0 30px 70px rgba(2, 10, 24, .22), inset 0 1px 0 rgba(255,255,255,.14);
  backdrop-filter: blur(22px) saturate(1.1);
}
.proof-row div {
  position: relative;
  display: grid;
  grid-template-rows: 34px auto 1fr;
  justify-items: start;
  align-content: center;
  gap: 8px;
  min-height: 148px;
  padding: 26px 0 24px;
  text-align: left;
  min-width: 0;
}
.proof-divider {
  content: "";
  display: block;
  align-self: center;
  justify-self: center;
  width: 1px;
  height: 72px;
  background: linear-gradient(180deg, transparent, rgba(255,255,255,.34), transparent);
  transform: skewX(-18deg);
}
.proof-row i {
  color: var(--blue);
  font-size: 28px;
  line-height: 1;
}
.proof-row div:first-child i { color: var(--blue); }
.proof-row div:first-child i::after {
  color: var(--red);
}
.proof-row strong {
  color: #fff;
  max-width: 220px;
  font-size: 16px;
  line-height: 1.22;
  font-weight: 700;
}
.proof-row span {
  max-width: 220px;
  color: rgba(255,255,255,.68);
  font-size: 15px;
  line-height: 1.25;
}
.calculator-wrap {
  position: relative;
  z-index: 5;
  margin-top: 0;
  padding: 100px 0;
  background: linear-gradient(180deg, #edf6ff 0%, #f7fbff 58%, #fff 100%);
}
.calculator {
  background: transparent;
  border: 0;
  border-radius: 0;
  box-shadow: none;
  padding: 0;
}
.calc-top { display: block; max-width: 620px; }
.calc-top h2 { font-size: 30px; line-height: 1.12; margin: 0; color: var(--ink); }
.steps { display: none; grid-template-columns: repeat(5, 1fr); position: relative; padding-top: 2px; }
.steps::before { content: ""; position: absolute; left: 9%; right: 9%; top: 16px; height: 2px; background: linear-gradient(90deg, var(--blue), #dfe6ef); }
.steps span {
  position: relative; z-index: 1; justify-self: center;
  width: 32px; height: 32px; border-radius: 50%;
  display: grid; place-items: center;
  color: #a8b2c1; background: #fff; border: 1px solid #d6e0ec;
  font-size: 12px; font-weight: 600; line-height: 1;
}
.steps span.active { color: #fff; background: var(--blue); border-color: var(--blue); }
.steps small {
  position: absolute; top: 48px; left: 50%; transform: translateX(-50%);
  color: #8b96a8; font-weight: 600; white-space: nowrap;
}
.calc-grid {
  margin-top: var(--section-head-gap);
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  column-gap: 22px;
}
.calc-grid label { min-width: 0; }
.calc-grid label:nth-child(1) { grid-column: span 5; }
.calc-grid label:nth-child(2) { grid-column: span 2; }
.calc-grid label:nth-child(3) { grid-column: span 2; }
.calc-grid label:nth-child(4) { grid-column: span 3; }
label { display: grid; gap: 9px; font-size: 13px; line-height: 18px; font-weight: 500; color: #38445b; }
input, select, textarea {
  width: 100%;
  min-height: 50px;
  border: 1px solid #cfdceb;
  border-radius: 0;
  padding: 0 16px;
  font: 500 14px/1.2 "TT Norms", "TT Norms Pro", "Montserrat", "Segoe UI", Arial, sans-serif;
  color: var(--ink);
  background: #fff;
  transition: border-color .25s ease, box-shadow .25s ease, background-color .25s ease;
}
input:focus, select:focus, textarea:focus {
  outline: 0;
  border-color: var(--blue);
  box-shadow: 0 0 0 3px rgba(59,140,251,.12);
}
select {
  appearance: none;
  padding-right: 44px;
  background-image: linear-gradient(45deg, transparent 50%, #5d6b82 50%), linear-gradient(135deg, #5d6b82 50%, transparent 50%);
  background-position: calc(100% - 23px) 50%, calc(100% - 17px) 50%;
  background-size: 6px 6px, 6px 6px;
  background-repeat: no-repeat;
}
textarea { min-height: 98px; padding-top: 14px; resize: vertical; }
.calc-comment textarea { min-height: 104px; height: 104px; }
.calc-bottom {
  margin-top: 26px;
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  column-gap: 22px;
  align-items: start;
}
.calc-tasks { grid-column: span 5; }
.upload-box { grid-column: span 3; }
.calc-comment { grid-column: span 4; }
.calc-bottom > div,
.calc-bottom > label {
  display: grid;
  grid-template-rows: 18px 104px;
  gap: 12px;
  align-content: start;
  min-width: 0;
}
.calc-bottom strong { display: block; margin: 0; font-size: 13px; line-height: 18px; font-weight: 500; color: #38445b; }
.chip-grid {
  height: 104px;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  grid-template-rows: repeat(2, 46px);
  gap: 12px 10px;
}
.chip-grid label { display: block; min-width: 0; }
.chip-grid input { display: none; }
.chip-grid span {
  height: 46px;
  min-height: 46px;
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 10px;
  border: 1px solid #cfdceb;
  border-radius: 0;
  color: #44506a;
  font-size: 13px;
  line-height: 1.1;
  background: #fff;
  white-space: nowrap;
}
.chip-grid input:checked + span { color: #fff; border-color: var(--blue); background: var(--blue); }
.upload-box input { display: none; }
.upload-box span {
  min-height: 104px; display: grid; place-items: center; text-align: center;
  padding: 14px;
  border: 1px dashed #a9c3df; border-radius: 0; color: #60718a; font-weight: 500; background: #f8fcff;
}
.upload-box i { color: var(--blue); font-size: 25px; margin-bottom: 6px; }
.contact-row {
  margin-top: 30px;
  display: grid;
  grid-template-columns: 1fr 1fr 1fr 1.35fr;
  gap: 18px;
  align-items: end;
  padding: 26px;
  background: #fff;
  border: 1px solid rgba(180,207,234,.8);
  box-shadow: 0 18px 46px rgba(22, 40, 70, .07);
}
.contact-row .btn { min-height: 50px; }

.section { padding: 100px 0; }
.compact-section { padding-top: 100px; padding-bottom: 100px; }
#services { padding-top: 0; padding-bottom: 100px; }
.service-grid { margin-bottom: 0; }
.pale { background: linear-gradient(180deg, #f5f9fd, #fff); }
.section-title-row { display: flex; justify-content: space-between; align-items: center; gap: 24px; margin-bottom: var(--section-head-gap); }
.section-title-row h2, .compact-section > .container > h2 { margin-bottom: var(--section-head-gap); font-size: 27px; }
.section-title-row h2 { margin-bottom: 0; }
.section-title-row a { color: var(--blue); font-weight: 500; font-size: 14px; }
.section-head {
  max-width: 620px;
}
.section-head .section-kicker {
  margin-bottom: 18px;
}
.section-head h2 {
  margin: 0 0 18px;
  color: var(--ink);
  font-size: 30px;
  line-height: 1.14;
  letter-spacing: 0;
}
.section-head p {
  max-width: 620px;
  margin: 0;
  color: rgba(21,34,58,.74);
  font-size: 14px;
  line-height: 1.55;
}
.section-head-compact h2 {
  font-size: 30px;
}
.section-head-compact p {
  max-width: 560px;
}
.section > .container > .section-head,
.work-zone > .container > .section-head,
.process-block > .section-head,
.documents-section > .container > .section-head,
.trust > .container > .section-head {
  margin-bottom: var(--section-head-gap);
}
.section-title-row .section-head {
  margin-bottom: 0;
}
.section-head-dark h2 {
  color: #fff;
}
.section-head-dark p {
  color: rgba(255,255,255,.72);
}
.section-head-dark .section-kicker {
  color: rgba(255,255,255,.68);
}
.work-zone .section-head h2,
.process-block .section-head h2,
.documents-section .section-head h2,
.trust .section-head h2,
.bottom-layout .section-head h2 {
  margin: 0 0 18px;
  font-size: 30px;
  line-height: 1.14;
}
.work-zone .section-head p,
.process-block .section-head p,
.documents-section .section-head p,
.trust .section-head p,
.bottom-layout .section-head p {
  margin: 0;
  font-size: 14px;
  line-height: 1.55;
}
#cases {
  position: relative;
  overflow: hidden;
  background: #DCE5F1;
}
#cases::before {
  display: none;
}
#cases .container {
  position: relative;
  z-index: 1;
}
#cases .section-title-row h2 {
  color: var(--ink);
}
#cases .section-title-row a {
  color: var(--blue);
}
.case-arrows {
  display: flex;
  align-items: center;
  gap: 10px;
}
.case-arrows button {
  width: 46px;
  height: 46px;
  display: inline-grid;
  place-items: center;
  border: 0;
  border-radius: 0;
  color: #fff;
  background: #3B8CFB;
  cursor: pointer;
  transition: background .28s ease, transform .28s ease;
}
.case-arrows button:hover {
  background: var(--blue);
  transform: translateY(-2px);
}
.case-arrows button:disabled {
  opacity: .38;
  cursor: default;
  transform: none;
}
.case-arrows button:disabled:hover {
  background: #3B8CFB;
}
.service-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 18px; }
.service-grid article {
  position: relative;
  min-height: 230px;
  overflow: hidden;
  padding: 24px 20px 18px;
  border: 1px solid rgba(255,255,255,.08);
  border-radius: 0;
  background:
    linear-gradient(315deg, rgba(59,140,251,.18), rgba(229,61,72,.08) 72%),
    #081831;
  box-shadow: 0 16px 38px rgba(8,24,49,.14);
  isolation: isolate;
}
.service-grid h3 {
  position: relative;
  z-index: 2;
  margin: 0 0 10px;
  max-width: 160px;
  color: #fff;
  font-size: 18px;
  line-height: 1.15;
}
.service-grid p {
  position: relative;
  z-index: 2;
  color: rgba(255,255,255,.72);
  font-size: 13px;
  line-height: 1.42;
  max-width: 158px;
}
.service-grid article::after {
  display: none;
}
.service-grid article::before {
  display: none;
}
.service-art {
  position: absolute;
  right: -34px;
  bottom: -16px;
  width: 154px;
  height: 138px;
  object-fit: contain;
  object-position: right bottom;
  filter: drop-shadow(0 20px 20px rgba(0,0,0,.38));
  z-index: 1;
  pointer-events: none;
}
.service-vent .service-art { width: 174px; height: 150px; right: -56px; bottom: -22px; }
.service-cold .service-art { width: 172px; height: 148px; right: -54px; bottom: -22px; transform: scaleX(-1) rotate(-2deg); }
.service-heat .service-art { width: 174px; height: 152px; right: -58px; bottom: -22px; }
.service-project .service-art { width: 164px; height: 142px; right: -48px; bottom: -18px; }
.service-care .service-art { width: 158px; height: 142px; right: -44px; bottom: -20px; }

.object-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.work-zone {
  padding: 100px 0;
  background: #edf6ff;
}
.work-zone h2 {
  margin: 0 0 70px;
  font-size: 30px;
  line-height: 1.15;
}
.object-grid article {
  position: relative;
  min-height: 125px; border-radius: 0; overflow: hidden; padding: 18px;
  display: flex; align-items: flex-end; gap: 9px; color: #fff; font-weight: 600;
  background: linear-gradient(180deg, rgba(8,19,37,.05), rgba(8,19,37,.83)), var(--bg) center / cover;
  box-shadow: 0 12px 28px rgba(22,40,70,.1);
}
.object-grid article:hover {
  transform: none;
  filter: none;
}
.object-grid i { font-size: 22px; }

.quality-block {
  margin-top: 100px;
  display: grid;
  gap: 28px;
}
.quality-standards-panel {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(330px, .82fr) minmax(330px, .82fr);
  gap: 24px;
  align-items: stretch;
}
.quality-copy,
.quality-contract,
.quality-form,
.quality-guarantee-content {
  position: relative;
  overflow: hidden;
  padding: 34px;
}
.quality-copy,
.quality-contract {
  display: grid;
}
.quality-copy {
  grid-template-rows: auto auto auto 1fr auto;
}
.quality-copy .quality-standards {
  grid-row: 5;
}
.quality-contract {
  grid-template-rows: auto auto 1fr auto;
}
.quality-contract ul {
  grid-row: 4;
}
.quality-copy {
  color: #fff;
  background:
    linear-gradient(135deg, rgba(59,140,251,.18), rgba(229,61,72,.08) 72%),
    #081831;
}
.quality-copy::after {
  content: "";
  position: absolute;
  right: -58px;
  bottom: -42px;
  width: 220px;
  height: 270px;
  opacity: .16;
  background: no-repeat center / contain url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 180 220'%3E%3Cpath d='M36 12h76l32 32v164H36z' fill='none' stroke='%233B8CFB' stroke-width='14'/%3E%3Cpath d='M112 12v38h32' fill='none' stroke='%233B8CFB' stroke-width='14'/%3E%3Cpath d='M60 92h62M60 122h62M60 152h42' fill='none' stroke='%233B8CFB' stroke-width='12' stroke-linecap='square'/%3E%3C/svg%3E");
}
.section-kicker {
  display: block;
  margin-bottom: 18px;
  color: #3B8CFB;
  font-size: 13px;
  line-height: 1.2;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0;
}
.quality-copy .section-kicker,
.quality-guarantee-content .section-kicker {
  color: rgba(255,255,255,.72);
}
.quality-copy h2,
.quality-guarantee-content h2 {
  position: relative;
  z-index: 1;
  margin: 0 0 18px;
  color: #fff;
  font-size: 30px;
  line-height: 1.14;
}
.quality-copy p,
.quality-guarantee-content p,
.quality-form p {
  position: relative;
  z-index: 1;
  margin: 0;
  font-size: 14px;
  line-height: 1.5;
}
.quality-copy p,
.quality-guarantee-content p {
  color: rgba(255,255,255,.78);
}
.quality-standards {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
  margin-top: 30px;
}
.quality-standards span {
  padding: 12px 16px;
  color: #fff;
  text-align: center;
  font-size: 13px;
  font-weight: 800;
  background: rgba(238,43,50,.18);
  border: 1px solid rgba(238,43,50,.46);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}
.quality-contract,
.quality-form {
  background: #fff;
  box-shadow: 0 22px 58px rgba(20,52,84,.1);
}
.quality-contract::after {
  content: "";
  position: absolute;
  right: -56px;
  bottom: -42px;
  width: 220px;
  height: 270px;
  opacity: .12;
  background: no-repeat center / contain url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 180 220'%3E%3Cpath d='M90 14 152 38v54c0 50-25 86-62 108C53 178 28 142 28 92V38z' fill='none' stroke='%233B8CFB' stroke-width='14'/%3E%3Cpath d='M62 108l20 20 42-50' fill='none' stroke='%233B8CFB' stroke-width='12' stroke-linecap='square' stroke-linejoin='miter'/%3E%3C/svg%3E");
  pointer-events: none;
}
.quality-contract i,
.quality-form i {
  display: inline-grid;
  place-items: center;
  width: 44px;
  height: 44px;
  margin-bottom: 20px;
  color: #fff;
  background: var(--blue);
}
.quality-contract h3,
.quality-form h3 {
  position: relative;
  z-index: 1;
  margin: 0 0 16px;
  color: var(--ink);
  font-size: 20px;
  line-height: 1.18;
}
.quality-contract ul,
.quality-guarantee-content ul {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 14px;
  margin: 0;
  padding: 0;
  list-style: none;
}
.quality-contract li,
.quality-guarantee-content li {
  position: relative;
  padding-left: 25px;
  font-size: 14px;
  line-height: 1.45;
}
.quality-contract li { color: var(--muted); }
.quality-guarantee-content li { color: rgba(255,255,255,.86); }
.quality-contract li::before,
.quality-guarantee-content li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .38em;
  width: 10px;
  height: 10px;
  border-left: 2px solid var(--blue);
  border-bottom: 2px solid var(--blue);
  transform: rotate(-45deg);
}
.quality-guarantee-content li::before {
  border-left-color: var(--red);
  border-bottom-color: var(--red);
}
.quality-form {
  color: #fff;
  background: var(--blue);
}
.quality-form p {
  margin: 0 0 20px;
  color: rgba(255,255,255,.78);
}
.quality-form h3 { color: #fff; }
.quality-form i { color: #fff; background: #081831; }
.quality-form input {
  margin-bottom: 14px;
  background: #fff;
}
.quality-form .btn {
  width: 100%;
  background: #081831;
}
.quality-guarantee {
  display: grid;
  grid-template-columns: calc((100% - 48px) * 1.15 / 2.79) minmax(0, 1fr);
  min-height: 360px;
  background: #081831;
}
.quality-guarantee-media {
  position: relative;
  overflow: visible;
  min-height: 360px;
  background:
    linear-gradient(90deg, rgba(8,24,49,.45), rgba(8,24,49,.18)),
    url("https://images.unsplash.com/photo-1450101499163-c8848c66ca85?auto=format&fit=crop&w=900&q=80") center / cover;
}
.quality-signature {
  position: absolute;
  right: -44px;
  bottom: 26px;
  width: 260px;
  height: auto;
  display: block;
  z-index: 2;
}
.quality-guarantee-content {
  display: grid;
  align-content: start;
  color: #fff;
  background:
    linear-gradient(135deg, rgba(59,140,251,.18), rgba(229,61,72,.08) 72%),
    #081831;
}
.quality-guarantee-content::after {
  content: "";
  position: absolute;
  right: 76px;
  bottom: 36px;
  width: 230px;
  height: 150px;
  border-left: 42px solid rgba(59,140,251,.12);
  border-bottom: 42px solid rgba(59,140,251,.12);
  opacity: 1;
  transform: rotate(-45deg);
  background: none;
}
.quality-guarantee-content p {
  max-width: 650px;
  margin-bottom: 26px;
}
.quality-guarantee-content ul {
  max-width: 650px;
  margin-left: 24px;
}

.process-block { padding-top: 100px; }
.process-block h2 { margin-bottom: 22px; }
.timeline {
  position: relative;
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 74px 28px;
  padding: 0;
}
.timeline-route {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 340px;
  overflow: visible;
  pointer-events: none;
}
.timeline-route .road-line {
  fill: none;
  stroke-width: 1.35;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.timeline div {
  position: relative;
  min-height: 150px;
  padding: 66px 10px 0 0;
  background: transparent;
  border: 0;
  box-shadow: none;
}
.timeline b {
  position: absolute;
  top: 6px;
  left: 0;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: var(--blue);
  color: #fff;
  z-index: 2;
  font-size: 12px;
  line-height: 1;
  font-weight: 700;
  box-shadow: 0 0 0 10px #edf6ff;
}
.timeline div:nth-of-type(1) { grid-column: 1; }
.timeline div:nth-of-type(2) { grid-column: 2; }
.timeline div:nth-of-type(3) { grid-column: 3; }
.timeline div:nth-of-type(4) { grid-column: 4; }
.timeline div:nth-of-type(5) { grid-column: 5; }
.timeline div:nth-of-type(6) { grid-column: 5 / span 1; }
.timeline div:nth-of-type(7) { grid-column: 4 / span 1; }
.timeline div:nth-of-type(8) { grid-column: 3 / span 1; }
.timeline div:nth-of-type(9) { grid-column: 2 / span 1; }
.timeline div:nth-of-type(10) { grid-column: 1 / span 1; }
.timeline div:nth-of-type(n+6) { grid-row: 2; }
.timeline div:nth-of-type(n+6) b { background: #d94d57; }
.timeline strong {
  display: block;
  min-height: 0;
  color: var(--ink);
  font-size: 18px;
  line-height: 1.18;
  font-weight: 700;
}
.timeline span {
  display: block;
  margin-top: 16px;
  color: #5d6b82;
  font-size: 14px;
  line-height: 1.42;
  max-width: 190px;
}

.case-carousel {
  --case-container: min(1240px, calc(100vw - 96px));
  --case-gap: 40px;
  --case-card: calc((var(--case-container) - (var(--case-gap) * 2)) / 3);
  width: 100vw;
  margin-left: calc((100% - 100vw) / 2);
  overflow-x: clip;
  overflow-y: visible;
}
.case-track {
  display: flex;
  width: max-content;
  gap: var(--case-gap);
  padding-left: max(48px, calc((100vw - var(--case-container)) / 2));
  transform: translate3d(calc(var(--case-offset, 0px) * -1), 0, 0);
  transition: transform .72s cubic-bezier(.22, .8, .24, 1);
  will-change: transform;
}
.case-track article {
  flex: 0 0 var(--case-card);
  display: flex;
  flex-direction: column;
  position: relative;
  min-height: 0;
  overflow: visible;
  border: 0;
  border-radius: 0;
  background: #081831;
  box-shadow: 0 0 0 rgba(22,40,70,0);
  opacity: .5;
  cursor: pointer;
  isolation: isolate;
  transition: opacity .45s ease, transform .32s ease, box-shadow .32s ease;
}
.case-track article::after {
  display: none;
}
.case-track article.is-active {
  opacity: 1;
}
.case-track article:hover {
  background: #081831;
  transform: translateY(-10px);
  box-shadow: 0 24px 54px rgba(22,40,70,.16);
  z-index: 3;
}
.case-image {
  position: relative;
  z-index: 1;
  width: 100%;
  height: 315px;
  overflow: hidden;
  border: 0;
  outline: 0;
  box-shadow: none;
}
.case-track img {
  display: block;
  width: 100%;
  height: 100%;
  margin: 0;
  object-fit: cover;
  object-position: center top;
  border: 0;
  outline: 0;
  box-shadow: none;
  transform: scale(1.018);
  transition: none;
  transform-origin: center center;
}
.case-track article:hover .case-image {
  width: 100%;
  margin-left: 0;
}
.case-track article:hover img { transform: scale(1.018); }
.case-caption {
  position: relative;
  z-index: 1;
  min-height: 150px;
  padding: 22px 22px 18px;
  color: #fff;
  background: transparent;
  border-top: 0;
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
}
.case-caption small {
  display: block;
  margin-bottom: 8px;
  color: var(--blue);
  font-size: 12px;
  font-weight: 500;
}
.case-caption h3 {
  margin: 0 0 8px;
  color: #fff;
  font-size: 18px;
  line-height: 1.18;
}
.case-caption p {
  margin: 0;
  min-height: 0;
  color: rgba(255,255,255,.76);
  font-size: 13px;
  line-height: 1.38;
}
.case-track ul {
  position: relative;
  z-index: 1;
  list-style: none;
  margin: 0;
  padding: 0 22px 22px;
  display: grid;
  gap: 8px;
  background: transparent;
  min-height: 106px;
}
.case-track li {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding-bottom: 8px;
  border-bottom: 1px solid rgba(255,255,255,.18);
  color: rgba(255,255,255,.68);
  font-size: 12px;
  line-height: 1.2;
}
.case-track li:last-child { border-bottom: 0; padding-bottom: 0; }
.case-track li b { color: rgba(255,255,255,.9); font-weight: 600; }
.case-track li span { text-align: right; }

.dealers-section {
  position: relative;
  overflow: hidden;
  padding: 0;
  background:
    linear-gradient(90deg, rgba(5, 17, 35, .98), rgba(5, 17, 35, .86) 46%, rgba(5, 17, 35, .74)),
    linear-gradient(135deg, rgba(59, 140, 251, .18), transparent 42%),
    linear-gradient(315deg, rgba(224, 41, 56, .18), transparent 48%),
    url("./assets/dealers-equipment-warehouse.png") center / cover no-repeat;
}
.dealers-section::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(2,10,24,.16), rgba(2,10,24,.34)),
    radial-gradient(circle at 90% 76%, rgba(224,41,56,.2), transparent 32%);
  pointer-events: none;
}
.dealer-panel {
  position: relative;
  z-index: 1;
  overflow: hidden;
  min-height: 640px;
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: 24px;
  align-items: center;
  padding: 100px 0;
  background: transparent;
  color: #fff;
}
.dealer-info,
.dealer-logo-grid {
  position: relative;
  z-index: 1;
}
.dealer-info {
  grid-column: 1 / span 5;
  display: flex;
  flex-direction: column;
  justify-content: center;
  min-height: 100%;
  padding-right: 18px;
}
.dealer-info .section-kicker {
  color: rgba(255,255,255,.58);
}
.dealer-info h2 {
  max-width: 520px;
  margin: 18px 0 18px;
  color: #fff;
  font-size: 30px;
  line-height: 1.14;
}
.dealer-copy {
  max-width: 560px;
  margin: 0;
}
.dealer-copy p {
  margin: 0;
  color: rgba(255,255,255,.72);
  font-size: 14px;
  line-height: 1.55;
}
.dealer-benefits {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  margin-top: 56px;
  border-top: 1px solid rgba(255,255,255,.18);
}
.dealer-benefits div {
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr);
  column-gap: 18px;
  padding: 22px 0;
  border-bottom: 1px solid rgba(255,255,255,.14);
}
.dealer-benefits i {
  grid-row: span 2;
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  color: #fff;
  background: #3B8CFB;
  font-size: 16px;
}
.dealer-benefits strong {
  color: #fff;
  font-size: 15px;
  line-height: 1.25;
}
.dealer-benefits span {
  margin-top: 7px;
  color: rgba(255,255,255,.6);
  font-size: 13px;
  line-height: 1.45;
}
.dealer-logo-grid {
  grid-column: 7 / span 6;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  align-self: center;
  border: 0;
  background: transparent;
  backdrop-filter: none;
}
.dealer-logo-grid div {
  position: relative;
  min-height: 118px;
  display: grid;
  place-items: center;
  padding: 28px 26px;
  border: 0;
  background-repeat: no-repeat;
}
.dealer-logo-grid div:nth-child(3n+2),
.dealer-logo-grid div:nth-child(3n) {
  background-image: linear-gradient(rgba(255,255,255,.14), rgba(255,255,255,.14));
  background-position: left 0 top 14px;
  background-size: 1px calc(100% - 28px);
}
.dealer-logo-grid div:nth-child(n+4) {
  background-image: linear-gradient(rgba(255,255,255,.14), rgba(255,255,255,.14));
  background-position: left 14px top 0;
  background-size: calc(100% - 28px) 1px;
}
.dealer-logo-grid div:nth-child(n+4):nth-child(3n+2),
.dealer-logo-grid div:nth-child(n+4):nth-child(3n) {
  background-image:
    linear-gradient(rgba(255,255,255,.14), rgba(255,255,255,.14)),
    linear-gradient(rgba(255,255,255,.14), rgba(255,255,255,.14));
  background-position:
    left 0 top 14px,
    left 14px top 0;
  background-size:
    1px calc(100% - 28px),
    calc(100% - 28px) 1px;
}
.dealer-logo-grid div:nth-child(n+4):not(:nth-child(3n+1))::after {
  content: "";
  position: absolute;
  left: -5px;
  top: -5px;
  width: 10px;
  height: 10px;
  background:
    linear-gradient(var(--red), var(--red)) center / 12px 2px no-repeat,
    linear-gradient(var(--red), var(--red)) center / 2px 12px no-repeat;
}
.dealer-logo-grid div:nth-child(13) {
  grid-column: 2;
}
.dealer-logo-grid div:nth-child(10),
.dealer-logo-grid div:nth-child(11),
.dealer-logo-grid div:nth-child(12) {
  background-image:
    linear-gradient(rgba(255,255,255,.14), rgba(255,255,255,.14)),
    linear-gradient(rgba(255,255,255,.14), rgba(255,255,255,.14));
  background-position:
    left 14px top 0,
    left 14px bottom 0;
  background-size:
    calc(100% - 28px) 1px,
    calc(100% - 28px) 1px;
}
.dealer-logo-grid div:nth-child(11),
.dealer-logo-grid div:nth-child(12) {
  background-image:
    linear-gradient(rgba(255,255,255,.14), rgba(255,255,255,.14)),
    linear-gradient(rgba(255,255,255,.14), rgba(255,255,255,.14)),
    linear-gradient(rgba(255,255,255,.14), rgba(255,255,255,.14));
  background-position:
    left 0 top 14px,
    left 14px top 0,
    left 14px bottom 0;
  background-size:
    1px calc(100% - 28px),
    calc(100% - 28px) 1px,
    calc(100% - 28px) 1px;
}
.dealer-logo-grid div:nth-child(12) {
  background-image:
    linear-gradient(rgba(255,255,255,.14), rgba(255,255,255,.14)),
    linear-gradient(rgba(255,255,255,.14), rgba(255,255,255,.14)),
    linear-gradient(rgba(255,255,255,.14), rgba(255,255,255,.14));
  background-position:
    left 0 top 14px,
    left 14px top 0,
    left 14px bottom 0;
  background-size:
    1px calc(100% - 28px),
    calc(100% - 28px) 1px,
    calc(100% - 28px) 1px;
}
.dealer-logo-grid div:nth-child(13) {
  background-image:
    linear-gradient(rgba(255,255,255,.14), rgba(255,255,255,.14)),
    linear-gradient(rgba(255,255,255,.14), rgba(255,255,255,.14)),
    linear-gradient(rgba(255,255,255,.14), rgba(255,255,255,.14));
  background-position:
    left 0 top 14px,
    right 0 top 14px,
    left 14px top 0;
  background-size:
    1px calc(100% - 28px),
    1px calc(100% - 28px),
    calc(100% - 28px) 1px;
}
.dealer-logo-grid div:nth-child(11)::before,
.dealer-logo-grid div:nth-child(12)::before {
  content: "";
  position: absolute;
  left: -5px;
  bottom: -5px;
  width: 10px;
  height: 10px;
  background:
    linear-gradient(var(--red), var(--red)) center / 12px 2px no-repeat,
    linear-gradient(var(--red), var(--red)) center / 2px 12px no-repeat;
}
.dealer-gree-line {
  position: absolute;
  left: 14px;
  right: 14px;
  bottom: 0;
  height: 1px;
  background: rgba(255,255,255,.14);
  z-index: 5;
  pointer-events: none;
}
.dealer-logo-grid img {
  max-width: 100%;
  width: auto;
  height: 42px;
  object-fit: contain;
  filter: grayscale(1) saturate(0) brightness(0) invert(1);
  opacity: .72;
}
.dealer-logo-grid img[src*="03-general-climate"],
.dealer-logo-grid img[src*="08-vts"],
.dealer-logo-grid img[src*="13-midea"] {
  height: 54px;
}
.dealer-logo-grid img[src*="06-lessar"],
.dealer-logo-grid img[src*="10-systemair"] {
  height: 36px;
}
.dealer-logo-grid img[src*="11-korf"] {
  height: 52px;
}
.dealer-logo-grid img[src*="04-lg"] {
  filter: none;
  opacity: .82;
}
.documents-section {
  position: relative;
  overflow: hidden;
  padding: 100px 0;
  background:
    linear-gradient(180deg, rgba(234,244,255,.92), rgba(246,251,255,.98)),
    #eaf4ff;
  color: var(--ink);
}
.documents-section::before {
  display: none;
}
.documents-section .container {
  position: relative;
  z-index: 1;
}
.documents-grid {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 22px;
}
.documents-grid article {
  height: 315px;
  display: grid;
  place-items: center;
  padding: 0;
  background: transparent;
  box-shadow: none;
}
.documents-grid img {
  width: 100%;
  height: 100%;
  max-height: none;
  object-fit: contain;
  display: block;
}
.case-modal {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: grid;
  place-items: center;
  padding: 32px;
  background: rgba(3,12,26,.62);
  opacity: 0;
  pointer-events: none;
  transition: opacity .24s ease;
}
.case-modal.is-open {
  opacity: 1;
  pointer-events: auto;
}
.case-modal-panel {
  position: relative;
  width: min(1068px, 100%);
  max-height: min(640px, calc(100vh - 64px));
  display: grid;
  grid-template-columns: 560px minmax(360px, 1fr);
  gap: 0;
  overflow: auto;
  padding: 0;
  background: #fff;
  color: var(--ink);
  box-shadow: 0 28px 90px rgba(4,18,38,.28);
}
.case-modal-close {
  position: absolute;
  top: 18px;
  right: 18px;
  width: 42px;
  height: 42px;
  border: 0;
  border-radius: 0;
  color: var(--ink);
  background: #eef5fc;
  cursor: pointer;
  transition: background .24s ease, color .24s ease;
}
.case-modal-close:hover {
  background: var(--blue);
  color: #fff;
}
.case-modal-gallery {
  position: relative;
  min-width: 0;
  padding: 0;
}
.case-modal-thumbs {
  position: absolute;
  left: 50%;
  bottom: 20px;
  z-index: 2;
  display: flex;
  gap: 6px;
  padding: 14px 18px;
  background: radial-gradient(ellipse at center, rgba(8, 24, 49, .42) 0%, rgba(8, 24, 49, .28) 48%, rgba(8, 24, 49, 0) 82%);
  backdrop-filter: blur(22px);
  -webkit-backdrop-filter: blur(22px);
  mask-image: radial-gradient(ellipse at center, #000 0 56%, transparent 86%);
  -webkit-mask-image: radial-gradient(ellipse at center, #000 0 56%, transparent 86%);
  transform: translateX(-50%);
}
.case-modal-thumbs button {
  width: 32px;
  height: 32px;
  padding: 0;
  border: 0;
  border-radius: 0;
  overflow: hidden;
  background: #dce9f5;
  cursor: pointer;
  opacity: .72;
}
.case-modal-thumbs button.is-selected { opacity: 1; outline: 1px solid var(--blue); outline-offset: -1px; }
.case-modal-thumbs img,
.case-modal-main {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.case-modal-main-wrap {
  width: 560px;
  height: 560px;
  aspect-ratio: 1 / 1;
  overflow: hidden;
  background: #eaf2fa;
}
.case-modal-info {
  padding: 38px 34px 34px 34px;
}
.case-modal-info small {
  display: block;
  margin-bottom: 12px;
  color: var(--blue);
  font-weight: 700;
}
.case-modal-info h3 {
  margin: 0 0 16px;
  font-size: 30px;
  line-height: 1.12;
}
.case-modal-info p {
  margin: 0 0 24px;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.55;
}
.case-modal-specs {
  display: grid;
  gap: 0;
  margin: 0 0 24px;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line);
}
.case-modal-specs li {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  padding: 13px 0;
  border-bottom: 1px solid var(--line);
  color: var(--muted);
  font-size: 14px;
}
.case-modal-specs b { color: var(--ink); }
.case-modal-work {
  display: grid;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}
.case-modal-work li {
  position: relative;
  padding-left: 18px;
  color: var(--ink);
  font-size: 14px;
  line-height: 1.42;
}
.case-modal-work li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .58em;
  width: 6px;
  height: 6px;
  background: var(--blue);
}

.engineer-modal {
  position: fixed;
  inset: 0;
  z-index: 120;
  display: grid;
  place-items: center;
  padding: 32px;
  background: rgba(3, 10, 22, .72);
  opacity: 0;
  pointer-events: none;
  transition: opacity .24s ease;
}
.engineer-modal.is-open {
  opacity: 1;
  pointer-events: auto;
}
.engineer-modal__panel {
  position: relative;
  width: min(1120px, 100%);
  display: grid;
  grid-template-columns: 560px minmax(400px, 1fr);
  gap: 0;
  padding: 0;
  background: #fff;
  color: var(--ink);
  box-shadow: 0 32px 100px rgba(0,0,0,.34);
  overflow: hidden;
}
.engineer-modal__close {
  position: absolute;
  top: 16px;
  right: 16px;
  width: 42px;
  height: 42px;
  border: 0;
  border-radius: 0;
  background: rgba(255,255,255,.88);
  color: var(--ink);
  cursor: pointer;
  z-index: 3;
  transition: background .24s ease, color .24s ease;
}
.engineer-modal__close:hover {
  background: var(--blue);
  color: #fff;
}
.engineer-modal__visual {
  position: relative;
  width: 560px;
  height: 560px;
  min-height: 0;
  overflow: hidden;
  background: #081831;
}
.engineer-modal__visual::before {
  display: none;
}
.engineer-modal__visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
  display: block;
}
.engineer-modal__visual::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 45%;
  background:
    linear-gradient(180deg, transparent, rgba(8,24,49,.5) 34%, rgba(8,24,49,.92) 100%);
  backdrop-filter: blur(8px);
  mask-image: linear-gradient(180deg, transparent, #000 24%, #000);
}
.engineer-modal__copy {
  position: absolute;
  left: 42px;
  right: 42px;
  bottom: 42px;
  z-index: 1;
  color: #fff;
}
.engineer-modal__copy .section-kicker {
  color: rgba(255,255,255,.76);
}
.engineer-modal__copy h2 {
  margin: 0 0 18px;
  font-size: 34px;
  line-height: 1.12;
  color: #fff;
}
.engineer-modal__copy p {
  margin: 0;
  max-width: 520px;
  color: rgba(255,255,255,.76);
  font-size: 15px;
  line-height: 1.55;
}
.engineer-modal__form {
  display: grid;
  grid-template-columns: 1fr;
  align-content: center;
  gap: 16px;
  padding: 52px;
}
.engineer-modal__form > * {
  grid-column: 1 / -1;
}
.engineer-modal__form label {
  width: 100%;
  gap: 10px;
  font-size: 13px;
  line-height: 18px;
  font-weight: 500;
  color: #38445b;
}
.engineer-modal__form input {
  width: 100%;
  min-height: 58px;
  font: 500 14px/1.2 "TT Norms", "TT Norms Pro", "Montserrat", "Segoe UI", Arial, sans-serif;
}
.engineer-modal__form .upload-box {
  width: 100%;
  grid-column: 1 / -1;
  display: grid;
  grid-template-rows: auto;
}
.engineer-modal__form .upload-box span {
  width: 100%;
  min-height: 96px;
  font: 500 14px/1.35 "TT Norms", "TT Norms Pro", "Montserrat", "Segoe UI", Arial, sans-serif;
}
.engineer-modal__form .btn {
  min-height: 58px;
  width: 100%;
}

.footer {
  position: relative;
  overflow: hidden;
  padding: 42px 0 18px;
  color: rgba(255,255,255,.72);
  background:
    radial-gradient(circle at 84% 12%, rgba(238,43,50,.12), transparent 32%),
    radial-gradient(circle at 18% 0%, rgba(59,140,251,.12), transparent 30%),
    #030711;
}
.footer::before {
  display: none;
}
.footer-inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 58px;
  align-items: center;
}
.logo-footer img { width: 230px; }
.footer-brand p {
  display: none;
}
.footer-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 26px;
  flex-wrap: wrap;
  justify-self: center;
  text-align: center;
}
.footer-nav a {
  margin: 0;
  font-size: 13px;
  line-height: 1.2;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0;
}
.footer strong {
  color: #fff;
  display: block;
  margin-bottom: 10px;
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
}
.footer a,
.footer span {
  display: block;
  margin: 6px 0;
  color: rgba(255,255,255,.68);
  font-size: 14px;
  line-height: 1.35;
}
.footer-contacts {
  justify-self: end;
  text-align: left;
}
.footer-contacts a,
.footer-contacts span {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 12px 0;
  color: #fff;
  font-size: 16px;
  font-weight: 700;
}
.footer-contacts i {
  width: 18px;
  color: var(--red);
  font-size: 16px;
}
.footer a:hover { color: var(--blue); }
.footer-bottom {
  position: relative;
  z-index: 1;
  display: flex;
  justify-content: space-between;
  gap: 24px;
  margin-top: 32px;
  padding-top: 16px;
  border-top: 1px solid rgba(255,255,255,.12);
}
.footer-bottom span {
  color: rgba(255,255,255,.46);
  font-size: 12px;
  text-transform: uppercase;
}

.hangars-page {
  background: #061222;
}
.hangars-page .header {
  position: absolute;
}
.hangars-hero {
  position: relative;
  min-height: 100vh;
  overflow: hidden;
  color: #fff;
  background: #061222;
}
.hangars-hero__visual {
  position: absolute;
  inset: 0;
  background-color: #061222;
  background-image: url("./assets/hangars-hero.png?v=20260805-clean-golden");
  background-repeat: no-repeat;
  background-position: 38% center;
  background-size: cover;
  transform: none;
}
.hangars-hero::before,
.hangars-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 1;
}
.hangars-hero::before {
  background:
    linear-gradient(180deg, rgba(3, 12, 26, .64) 0%, rgba(3, 12, 26, .38) 96px, rgba(3, 12, 26, .10) 250px, rgba(3, 12, 26, 0) 42%),
    linear-gradient(90deg, rgba(3, 12, 26, .08) 0%, rgba(3, 12, 26, .26) 48%, rgba(3, 12, 26, .80) 100%),
    linear-gradient(180deg, rgba(3, 12, 26, .06) 0%, rgba(3, 12, 26, .02) 44%, rgba(3, 12, 26, .62) 100%);
}
.hangars-hero::after {
  background:
    radial-gradient(circle at 82% 84%, rgba(238, 43, 50, .24), rgba(238, 43, 50, 0) 34%),
    radial-gradient(circle at 14% 22%, rgba(59, 140, 251, .16), rgba(59, 140, 251, 0) 36%);
  mix-blend-mode: screen;
}
.hangars-hero__inner {
  position: relative;
  z-index: 2;
  min-height: 100vh;
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  align-items: center;
  padding: 120px 0 88px;
}
.hangars-hero__copy {
  grid-column: 6 / 13;
  max-width: 760px;
  justify-self: end;
  transform: translateY(38px);
  display: flex;
  flex-direction: column;
  align-items: flex-end;
}
.hangars-hero__copy .hero-kicker {
  color: rgba(255,255,255,.9);
}
.hangars-hero__copy h1 {
  margin: 0;
  width: min(680px, 100%);
  font-size: clamp(36px, 2.85vw, 46px);
  line-height: 1.08;
  letter-spacing: 0;
  color: #fff;
  font-weight: 700;
}
.hangars-hero__points {
  margin-top: 46px;
  display: grid;
  gap: 14px;
  width: fit-content;
  max-width: 100%;
  padding: 24px 26px;
  background: rgba(9, 26, 51, .38);
  border: 1px solid rgba(255,255,255,.055);
  box-shadow: inset 0 1px 0 rgba(255,255,255,.07);
  backdrop-filter: blur(22px) saturate(1.14);
  -webkit-backdrop-filter: blur(22px) saturate(1.14);
}
.hangars-hero__points p {
  position: relative;
  margin: 0;
  padding: 0 0 0 34px;
  color: rgba(255,255,255,.88);
  font-size: clamp(15px, 1.06vw, 17px);
  line-height: 1.45;
}
.hangars-hero__points p::before {
  content: "\f00c";
  position: absolute;
  left: 0;
  top: .12em;
  width: 18px;
  height: 18px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--blue);
  font-family: "Font Awesome 6 Free";
  font-size: 14px;
  font-weight: 900;
}
.hangars-hero__copy .btn {
  margin-top: 42px;
  min-width: 270px;
  min-height: 64px;
  align-self: flex-end;
}

/* Hangars: full page sections */
.hangars-intro {
  background: #fff;
}
.hangars-intro__head {
  max-width: 720px;
}
.hangars-intro__layout {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: 24px;
  align-items: start;
}
.hangars-intro__experience {
  grid-column: 1 / 5;
  min-height: 260px;
  padding: 34px 0 0;
  border-top: 1px solid var(--line);
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}
.hangars-intro__experience strong {
  color: var(--blue);
  font-size: 112px;
  line-height: .82;
  letter-spacing: 0;
  font-weight: 700;
}
.hangars-intro__experience span {
  margin-top: 34px;
  color: var(--ink);
  font-size: 17px;
  line-height: 1.45;
  font-weight: 500;
}
.hangars-intro__copy {
  grid-column: 6 / 13;
  padding-top: 34px;
  border-top: 1px solid var(--line);
}
.hangars-intro__copy > p {
  max-width: 720px;
  margin: 0;
  color: var(--muted);
  font-size: 17px;
  line-height: 1.65;
}
.hangars-intro__stages {
  margin-top: 54px;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.hangars-intro__stages > div {
  min-height: 156px;
  padding: 24px 24px 24px 0;
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.hangars-intro__stages > div + div {
  padding-left: 24px;
  border-left: 1px solid var(--line);
}
.hangars-intro__stages b {
  color: var(--blue);
  font-size: 14px;
  line-height: 1;
  font-weight: 700;
}
.hangars-intro__stages span {
  color: var(--ink);
  font-size: 15px;
  line-height: 1.45;
  font-weight: 500;
}

.hangar-projects {
  background: #dce5f1;
}
.hangar-projects__grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 30px;
}
.hangar-project-card {
  min-width: 0;
  background: #fff;
  box-shadow: 0 12px 34px rgba(9, 26, 51, .05);
  transition: transform .32s ease, box-shadow .32s ease;
}
.hangar-project-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 24px 55px rgba(9, 26, 51, .13);
}
.hangar-project-card__media {
  position: relative;
  overflow: hidden;
  aspect-ratio: 16 / 9;
  background: var(--navy);
}
.hangar-project-card__media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .5s ease;
}
.hangar-project-card:hover .hangar-project-card__media img {
  transform: scale(1.018);
}
.hangar-project-card__media span {
  position: absolute;
  left: 0;
  bottom: 0;
  min-height: 44px;
  padding: 0 20px;
  display: flex;
  align-items: center;
  color: #fff;
  background: rgba(9, 26, 51, .76);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  font-size: 13px;
  line-height: 1.2;
  font-weight: 700;
}
.hangar-project-card__body {
  min-height: 294px;
  padding: 28px 30px 26px;
  display: flex;
  flex-direction: column;
}
.hangar-project-card__body h3 {
  margin: 0;
  color: var(--ink);
  font-size: 24px;
  line-height: 1.2;
  font-weight: 700;
}
.hangar-project-card__body > p {
  margin: 14px 0 34px;
  max-width: 540px;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.55;
}
.hangar-project-card dl {
  margin: auto 0 0;
}
.hangar-project-card dl > div {
  min-height: 44px;
  display: grid;
  grid-template-columns: 120px minmax(0, 1fr);
  align-items: center;
  gap: 20px;
  border-top: 1px solid var(--line);
}
.hangar-project-card dl > div:last-child {
  border-bottom: 1px solid var(--line);
}
.hangar-project-card dt,
.hangar-project-card dd {
  margin: 0;
  font-size: 13px;
  line-height: 1.3;
}
.hangar-project-card dt {
  color: var(--ink);
  font-weight: 700;
}
.hangar-project-card dd {
  color: var(--muted);
  text-align: right;
  font-weight: 400;
}

.hangar-types {
  position: relative;
  overflow: hidden;
  background: #091a33;
}
.hangar-types > .container {
  position: relative;
  z-index: 1;
}
.hangar-types__grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1px;
  background: rgba(255,255,255,.14);
}
.hangar-type-card {
  min-width: 0;
  background: rgba(9, 26, 51, .94);
}
.hangar-type-card__media {
  overflow: hidden;
  aspect-ratio: 1 / 1;
  background: #0b1d38;
}
.hangar-type-card__media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.hangar-type-card__body {
  min-height: 274px;
  padding: 28px 26px 34px;
  border-top: 1px solid rgba(255,255,255,.14);
}
.hangar-type-card__body > span {
  display: block;
  margin-bottom: 28px;
  color: var(--blue);
  font-size: 13px;
  line-height: 1;
  font-weight: 700;
}
.hangar-type-card__body h3 {
  margin: 0;
  color: #fff;
  font-size: 22px;
  line-height: 1.2;
  font-weight: 700;
}
.hangar-type-card__body p {
  margin: 16px 0 0;
  color: rgba(255,255,255,.66);
  font-size: 14px;
  line-height: 1.6;
}
.hangars-documents {
  background: #dce5f1;
}
.hangars-footer {
  margin-top: 0;
}
@media (max-height: 820px) and (min-width: 1051px) {
  .hangars-hero__copy {
    transform: translateY(54px);
  }
  .hangars-hero__copy h1 {
    font-size: clamp(34px, 2.45vw, 42px);
    line-height: 1.07;
  }
  .hangars-hero__points {
    margin-top: 34px;
    padding: 20px 24px;
    gap: 12px;
  }
  .hangars-hero__copy .btn {
    margin-top: 34px;
  }
}
@media (max-width: 1050px) {
  .header { height: 92px; grid-template-columns: 24px 190px 1fr; }
  .logo { grid-column: 2 / 3; }
  .logo { padding: 0 22px; }
  .logo img { width: 150px; }
  .header-main { grid-column: 3 / 4; grid-template-rows: 1fr; }
  .header-topline, .contacts, .nav { display: none; }
  .header-navline { grid-template-columns: 1fr; justify-items: end; padding: 0 22px; }
  .hero-inner { grid-template-columns: 1fr; gap: 28px; padding-top: 92px; }
  .hero-copy { margin-top: 34px; }
  .proof-row { grid-template-columns: repeat(2, 1fr); }
  .proof-divider { display: none; }
  .calc-top, .calc-bottom, .contact-row, .trust-layout, .bottom-layout { grid-template-columns: 1fr; }
  .quality-standards-panel { grid-template-columns: 1fr; }
  .quality-guarantee { grid-template-columns: 1fr; }
  .documents-grid { grid-template-columns: repeat(3, 1fr); }
  .dealer-panel { grid-template-columns: 1fr; gap: 46px; padding: 72px 0; }
  .dealer-info, .dealer-logo-grid { grid-column: 1 / -1; }
  .dealer-info { padding-right: 0; }
  .dealer-logo-grid { grid-template-columns: repeat(3, 1fr); }
  .engineer-modal__panel { grid-template-columns: 1fr; width: min(560px, 100%); }
  .engineer-modal__visual { width: 100%; height: auto; aspect-ratio: 1 / 1; }
  .service-grid, .object-grid { grid-template-columns: repeat(2, 1fr); }
  .case-track article { flex-basis: 285px; }
  .timeline { grid-template-columns: repeat(3, 1fr); gap: 22px; }
  .timeline::before { display: none; }
  .hangars-hero__inner { align-items: end; padding-top: 120px; }
  .hangars-hero__copy { grid-column: 1 / -1; max-width: 720px; justify-self: start; align-items: flex-start; transform: none; }
  .hangars-hero::before {
    background:
      linear-gradient(90deg, rgba(3, 12, 26, .18) 0%, rgba(3, 12, 26, .42) 48%, rgba(3, 12, 26, .72) 100%),
      linear-gradient(180deg, rgba(3, 12, 26, .28) 0%, rgba(3, 12, 26, .18) 42%, rgba(3, 12, 26, .76) 100%);
  }
  .hangars-intro__experience { grid-column: 1 / 5; }
  .hangars-intro__copy { grid-column: 5 / 13; }
  .hangars-types__grid,
  .hangar-types__grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 640px) {
  .container { width: calc(100% - 28px); }
  .header { height: 76px; grid-template-columns: 14px 1fr; }
  .logo { grid-column: 2 / 3; justify-content: flex-start; padding: 0 18px; border-right: 0; border-left: 0; }
  .logo img { width: 136px; }
  .header-main { display: none; }
  .btn-small { display: none; }
  .hero, .hero-inner { min-height: 720px; }
  .hero-inner { padding-top: 108px; padding-bottom: 42px; align-items: start; }
  .hero-visual { inset: 0; opacity: .78; background-position: center; background-size: cover; }
  .hero-copy { padding-top: 0; }
  .title-mark { left: -18px; top: 132px; width: 240px; height: 68px; opacity: .12; }
  .hero-kicker { gap: 12px; font-size: 12px; line-height: 1.35; }
  .hero-kicker::before { width: 54px; flex: 0 0 54px; }
  h1 { font-size: 34px; line-height: 1.14; letter-spacing: -.4px; }
  .hero-copy p { font-size: 16px; line-height: 1.5; }
  .proof-band { margin-top: 0; padding: 38px 0; background: #fff; }
  .proof-row, .hero-actions { grid-template-columns: 1fr; display: grid; }
  .proof-row { min-height: 0; }
  .proof-row div { min-height: 118px; border-right: 0; border-bottom: 1px solid rgba(220,229,241,.9); }
  .proof-row div:last-child { border-bottom: 0; }
  .engineer-card { display: none; }
  .calculator-wrap { margin-top: 0; }
  .calculator { padding: 22px; }
  .steps { display: none; }
  .quality-block { margin-top: 70px; }
  .quality-copy, .quality-contract, .quality-form, .quality-guarantee-content { padding: 26px; }
  .quality-copy h2, .quality-guarantee-content h2 { font-size: 26px; }
  .quality-guarantee-media { min-height: 260px; }
  .documents-grid { grid-template-columns: repeat(2, 1fr); }
  .dealer-panel { grid-template-columns: 1fr; gap: 34px; padding: 56px 0; }
  .dealer-info, .dealer-logo-grid { grid-column: 1 / -1; }
  .dealer-info h2 { font-size: 30px; }
  .dealer-copy { margin-top: 0; }
  .dealer-benefits { margin-top: 34px; }
  .dealer-benefits div { grid-template-columns: 36px minmax(0, 1fr); column-gap: 14px; }
  .dealer-benefits i { width: 36px; height: 36px; }
  .dealer-logo-grid { grid-template-columns: repeat(2, 1fr); }
  .dealer-logo-grid div { min-height: 96px; padding: 20px 18px; }
  .dealer-logo-grid img { height: 34px; }
  .dealer-logo-grid img[src*="03-general-climate"],
  .dealer-logo-grid img[src*="08-vts"],
  .dealer-logo-grid img[src*="13-midea"] { height: 44px; }
  .calc-grid, .chip-grid, .service-grid, .object-grid, .trust-grid, .brand-strip, .footer-inner { grid-template-columns: 1fr; }
  .case-track article { flex-basis: 270px; }
  .hangars-hero__visual { background-position: 36% center; }
  .hangars-hero__inner { padding: 110px 0 44px; }
  .hangars-hero__copy h1 { font-size: 34px; line-height: 1.12; }
  .hangars-hero__points p { font-size: 15px; padding: 15px 18px; }
  .hangars-hero__copy .btn { width: 100%; min-width: 0; }
  .hangars-intro__layout,
  .hangar-projects__grid,
  .hangar-types__grid { grid-template-columns: 1fr; }
  .hangars-intro__experience,
  .hangars-intro__copy { grid-column: 1 / -1; }
  .hangars-intro__experience { min-height: 0; padding-bottom: 30px; }
  .hangars-intro__experience strong { font-size: 76px; }
  .hangars-intro__experience span { margin-top: 24px; font-size: 16px; }
  .hangars-intro__copy { margin-top: 24px; }
  .hangars-intro__copy > p { font-size: 16px; }
  .hangars-intro__stages { grid-template-columns: 1fr; margin-top: 38px; }
  .hangars-intro__stages > div { min-height: 0; padding: 22px 0; flex-direction: row; gap: 22px; }
  .hangars-intro__stages > div + div { padding-left: 0; border-left: 0; border-top: 1px solid var(--line); }
  .hangar-project-card__body { min-height: 280px; padding: 24px 22px; }
  .hangar-project-card__body h3 { font-size: 21px; }
  .hangar-project-card dl > div { grid-template-columns: 94px minmax(0, 1fr); gap: 14px; }
  .hangar-type-card__body { min-height: 0; }
}

.site-form-toast {
  position: fixed;
  z-index: 4000;
  right: 24px;
  bottom: 24px;
  max-width: min(420px, calc(100vw - 32px));
  min-height: 58px;
  padding: 14px 18px;
  display: flex;
  align-items: center;
  gap: 12px;
  color: #fff;
  background: rgba(7, 26, 52, .96);
  border-left: 3px solid #3b8cfb;
  box-shadow: 0 18px 48px rgba(3, 15, 31, .28);
  transform: translateY(18px);
  opacity: 0;
  transition: opacity .24s ease, transform .24s ease;
}

.site-form-toast.is-visible { transform: translateY(0); opacity: 1; }
.site-form-toast.is-error { border-left-color: #ee2b32; }
.site-form-toast i { color: #3b8cfb; }
.site-form-toast.is-error i { color: #ee2b32; }
.site-form-toast span { font: 500 14px/1.35 "TT Norms", "TT Norms Pro", "Montserrat", "Segoe UI", Arial, sans-serif; }

@media (max-width: 640px) {
  .site-form-toast { right: 16px; bottom: 16px; left: 16px; }
}