:root {
  --ink: #0f1720;
  --muted: #64717d;
  --soft: #f3f6f8;
  --line: #dce5ea;
  --blue: #0878b8;
  --navy: #102a3c;
  --red: #c72a32;
  --gold: #d79422;
  --white: #ffffff;
  --shadow: 0 24px 70px rgba(16, 42, 60, 0.14);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  font-family: Arial, Helvetica, sans-serif;
  background: var(--white);
  line-height: 1.55;
}

img {
  display: block;
  max-width: 100%;
}

a {
  color: inherit;
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 50;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
  padding: 14px clamp(18px, 5vw, 72px);
  background: rgba(255, 255, 255, 0.92);
  border-bottom: 1px solid rgba(220, 229, 234, 0.86);
  backdrop-filter: blur(12px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: var(--ink);
  font-weight: 800;
  text-decoration: none;
}

.brand img {
  width: 42px;
  height: 42px;
  object-fit: contain;
}

nav {
  display: flex;
  align-items: center;
  gap: 24px;
  color: #334250;
  font-size: 14px;
}

nav a {
  text-decoration: none;
}

.hero {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(520px, 1.1fr);
  gap: clamp(34px, 6vw, 84px);
  align-items: center;
  min-height: calc(100vh - 71px);
  padding: clamp(50px, 7vw, 96px) clamp(18px, 5vw, 72px) clamp(42px, 6vw, 80px);
  overflow: hidden;
  background:
    linear-gradient(120deg, #ffffff 0%, #ffffff 46%, #edf6fb 46%, #edf6fb 100%);
}

.hero::after {
  content: "";
  position: absolute;
  right: 0;
  bottom: 0;
  width: 42%;
  height: 10px;
  background: linear-gradient(90deg, var(--blue), var(--red), var(--gold));
}

.kicker {
  margin: 0 0 12px;
  color: var(--blue);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.09em;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  max-width: 760px;
  margin-bottom: 22px;
  font-size: clamp(42px, 5.5vw, 74px);
  line-height: 0.98;
  letter-spacing: 0;
}

h2 {
  margin-bottom: 0;
  font-size: clamp(30px, 3.6vw, 52px);
  line-height: 1.06;
  letter-spacing: 0;
}

h3 {
  margin-bottom: 10px;
  font-size: 23px;
  line-height: 1.18;
}

.hero-copy p:not(.kicker) {
  max-width: 720px;
  color: var(--muted);
  font-size: 18px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 32px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 13px 20px;
  border-radius: 5px;
  font-weight: 800;
  text-decoration: none;
}

.button.primary {
  color: var(--white);
  background: var(--red);
}

.button.ghost {
  color: var(--navy);
  background: var(--white);
  border: 1px solid var(--line);
}

.product-stage {
  position: relative;
  min-height: 620px;
}

.stage-main,
.stage-side {
  position: absolute;
  overflow: hidden;
  border: 1px solid rgba(8, 120, 184, 0.18);
  background: rgba(255, 255, 255, 0.96);
  box-shadow: var(--shadow);
}

.stage-main {
  left: 0;
  top: 54px;
  width: 64%;
  min-height: 500px;
  border-radius: 10px;
}

.stage-side {
  right: 0;
  width: 48%;
  border-radius: 8px;
}

.stage-side.top {
  top: 0;
}

.stage-side.bottom {
  bottom: 28px;
}

.stage-main img {
  width: 100%;
  height: 430px;
  object-fit: cover;
  object-position: left top;
}

.stage-side img {
  width: 100%;
  height: 210px;
  object-fit: cover;
  object-position: left top;
}

.stage-main span,
.stage-side span {
  display: block;
  padding: 15px 18px;
  color: var(--navy);
  font-weight: 800;
  background: var(--white);
}

.proof {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  padding: 0 clamp(18px, 5vw, 72px);
  background: var(--line);
}

.proof div {
  padding: 30px 24px;
  background: var(--white);
}

.proof strong,
.proof span {
  display: block;
}

.proof strong {
  color: var(--navy);
  font-size: 30px;
  line-height: 1;
}

.proof span {
  margin-top: 9px;
  color: var(--muted);
  font-size: 14px;
}

.section {
  padding: clamp(68px, 8vw, 110px) clamp(18px, 5vw, 72px);
}

.section-head {
  display: grid;
  grid-template-columns: 0.36fr 0.64fr;
  gap: 32px;
  align-items: end;
  margin-bottom: 36px;
}

.section-head .kicker {
  margin-bottom: 0;
}

.solutions {
  background: var(--soft);
}

.solution-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
}

.solution-grid article {
  min-height: 310px;
  padding: 28px 24px;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: var(--white);
}

.solution-grid span {
  display: block;
  margin-bottom: 70px;
  color: var(--red);
  font-weight: 900;
}

.solution-grid p,
.product-row p,
.product-row li,
.custom-panel p,
.contact p,
address {
  color: var(--muted);
}

.products {
  background: var(--white);
}

.product-rows {
  display: grid;
  gap: 22px;
}

.product-row {
  display: grid;
  grid-template-columns: 0.44fr 0.56fr;
  gap: clamp(28px, 5vw, 70px);
  align-items: center;
  padding: clamp(24px, 4vw, 44px);
  border: 1px solid var(--line);
  background: linear-gradient(90deg, #ffffff, #f8fbfd);
  color: inherit;
  text-decoration: none;
  transition: transform 180ms ease, box-shadow 180ms ease;
}

.product-row:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow);
}

.product-row.reverse {
  grid-template-columns: 0.56fr 0.44fr;
}

.product-row.reverse img {
  order: 2;
}

.product-row img {
  width: 100%;
  height: 360px;
  object-fit: cover;
  object-position: left top;
  background: #fff;
}

.label {
  margin: 0 0 8px;
  color: var(--gold);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.product-row ul {
  margin: 18px 0 0;
  padding-left: 18px;
}

.gallery {
  background: var(--navy);
  color: var(--white);
}

.gallery .kicker {
  color: #9ed5ef;
}

.visual-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

figure {
  margin: 0;
  overflow: hidden;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.16);
}

figure img {
  width: 100%;
  height: 260px;
  object-fit: cover;
  object-position: left top;
  background: var(--white);
}

figcaption {
  padding: 15px 16px 18px;
  color: #d9e7ee;
  font-weight: 800;
}

.custom {
  display: grid;
  grid-template-columns: 0.72fr 1.28fr;
  gap: 42px;
  align-items: start;
  background: #f7f9fb;
}

.custom-panel {
  display: grid;
  gap: 1px;
  border: 1px solid var(--line);
  background: var(--line);
}

.custom-panel div {
  padding: 24px;
  background: var(--white);
}

.custom-panel strong {
  display: block;
  margin-bottom: 8px;
  color: var(--navy);
  font-size: 18px;
}

.quality-home {
  background: #fff;
}

.quality-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  margin-bottom: 28px;
  border: 1px solid var(--line);
  background: var(--line);
}

.quality-cards article {
  min-height: 260px;
  padding: 28px;
  background: #f8fbfd;
}

.quality-cards span,
.quality-system span {
  display: inline-flex;
  margin-bottom: 16px;
  color: var(--red);
  font-weight: 900;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.quality-cards p,
.quality-system p,
.quality-flow span {
  color: var(--muted);
}

.text-link {
  color: var(--blue);
  font-weight: 900;
  text-decoration: none;
}

.quality-hero {
  padding: clamp(78px, 10vw, 140px) clamp(18px, 5vw, 72px);
  color: #fff;
  background:
    linear-gradient(135deg, rgba(16, 42, 60, 0.96), rgba(16, 42, 60, 0.88)),
    var(--navy);
}

.quality-hero .kicker,
.quality-hero p {
  color: #9ed5ef;
}

.quality-hero h1 {
  max-width: 980px;
}

.quality-hero p {
  max-width: 760px;
  font-size: 19px;
}

.quality-system {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  padding: clamp(68px, 8vw, 110px) clamp(18px, 5vw, 72px);
  background: var(--line);
}

.quality-system article {
  min-height: 380px;
  padding: 34px;
  background: #fff;
}

.quality-flow {
  padding: clamp(68px, 8vw, 110px) clamp(18px, 5vw, 72px);
  background: #f7f9fb;
}

.quality-flow h2 {
  margin-bottom: 28px;
}

.quality-flow div {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.quality-flow span {
  min-height: 120px;
  padding: 20px;
  font-weight: 900;
  background: #fff;
}

.contact {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 48px;
  padding: clamp(64px, 8vw, 100px) clamp(18px, 5vw, 72px);
  color: var(--white);
  background:
    linear-gradient(135deg, rgba(16, 42, 60, 0.98), rgba(16, 42, 60, 0.92)),
    var(--navy);
}

.contact .kicker,
.contact p {
  color: #9ed5ef;
}

.contact .button {
  margin-top: 18px;
}

address {
  display: grid;
  gap: 9px;
  padding: 28px;
  color: #d9e7ee;
  border: 1px solid rgba(255, 255, 255, 0.18);
  background: rgba(255, 255, 255, 0.06);
  font-style: normal;
}

address strong {
  color: var(--white);
  font-size: 19px;
}

.collection-hero {
  padding: clamp(72px, 9vw, 128px) clamp(18px, 5vw, 72px) 48px;
  text-align: center;
  background:
    linear-gradient(180deg, #ffffff, #f4f8fb);
}

.collection-hero h1 {
  max-width: 980px;
  margin: 0 auto 18px;
  font-size: clamp(42px, 6vw, 82px);
}

.collection-hero p:not(.kicker) {
  max-width: 720px;
  margin: 0 auto;
  color: var(--muted);
  font-size: 18px;
}

.product-collection {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
  padding: 24px clamp(18px, 5vw, 72px) clamp(72px, 8vw, 110px);
  background: #f4f8fb;
}

.collection-card {
  display: grid;
  min-height: 620px;
  padding: 34px;
  align-content: start;
  color: inherit;
  text-align: center;
  text-decoration: none;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: #fff;
  overflow: hidden;
  transition: transform 180ms ease, box-shadow 180ms ease;
}

.collection-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow);
}

.collection-card.large {
  grid-column: span 2;
  min-height: 720px;
}

.collection-card img {
  width: min(760px, 100%);
  height: 360px;
  margin: 0 auto 24px;
  object-fit: cover;
  object-position: left top;
}

.collection-card.large img {
  height: 450px;
}

.collection-card span {
  color: var(--blue);
  font-size: 13px;
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.collection-card h2 {
  margin: 10px 0 12px;
  font-size: clamp(30px, 3vw, 48px);
}

.collection-card p {
  max-width: 580px;
  margin: 0 auto;
  color: var(--muted);
}

.product-hero {
  display: grid;
  grid-template-columns: minmax(0, 0.82fr) minmax(480px, 1.18fr);
  gap: clamp(30px, 6vw, 86px);
  align-items: center;
  min-height: calc(100vh - 71px);
  padding: clamp(58px, 8vw, 110px) clamp(18px, 5vw, 72px);
  background:
    linear-gradient(120deg, #ffffff 0%, #ffffff 44%, #f0f7fb 44%, #f0f7fb 100%);
}

.product-hero h1 {
  font-size: clamp(48px, 6.5vw, 92px);
}

.product-hero p:not(.kicker) {
  max-width: 640px;
  color: var(--muted);
  font-size: 19px;
}

.product-hero img {
  width: 100%;
  max-height: 650px;
  object-fit: cover;
  object-position: left top;
  border-radius: 12px;
  background: #fff;
  box-shadow: var(--shadow);
}

.product-story {
  display: grid;
  grid-template-columns: 0.46fr 0.54fr;
  gap: 42px;
  align-items: start;
  padding: clamp(68px, 8vw, 110px) clamp(18px, 5vw, 72px);
  background: #fff;
}

.product-story span {
  display: block;
  margin-bottom: 12px;
  color: var(--gold);
  font-size: 13px;
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.product-story p {
  color: var(--muted);
  font-size: 22px;
  line-height: 1.45;
}

.feature-band {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  padding: 0 clamp(18px, 5vw, 72px);
  background: var(--line);
}

.feature-band div {
  min-height: 220px;
  padding: 32px 28px;
  background: var(--navy);
}

.feature-band strong,
.feature-band span {
  display: block;
}

.feature-band strong {
  color: #fff;
  font-size: 24px;
  line-height: 1.16;
}

.feature-band span {
  margin-top: 14px;
  color: #c8dbe5;
}

.product-details {
  padding: clamp(68px, 8vw, 110px) clamp(18px, 5vw, 72px);
  background: #f7f9fb;
}

.product-details h2 {
  margin-bottom: 24px;
}

.product-details ul {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  margin: 0;
  padding: 0;
  list-style: none;
  background: var(--line);
  border: 1px solid var(--line);
}

.product-details li {
  min-height: 130px;
  padding: 22px;
  color: var(--navy);
  font-weight: 800;
  background: #fff;
}

@media (max-width: 1040px) {
  .hero,
  .custom,
  .contact,
  .section-head,
  .product-row,
  .product-row.reverse,
  .product-hero,
  .product-story {
    grid-template-columns: 1fr;
  }

  .product-stage {
    min-height: 560px;
  }

  .product-row.reverse img {
    order: 0;
  }

  .solution-grid,
  .visual-grid,
  .proof,
  .quality-cards,
  .quality-system,
  .quality-flow div,
  .feature-band,
  .product-details ul {
    grid-template-columns: repeat(2, 1fr);
  }

  .product-collection {
    grid-template-columns: 1fr;
  }

  .collection-card.large {
    grid-column: span 1;
  }
}

@media (max-width: 680px) {
  .topbar {
    align-items: flex-start;
    flex-direction: column;
  }

  nav {
    width: 100%;
    gap: 18px;
    overflow-x: auto;
    padding-bottom: 2px;
  }

  h1 {
    font-size: 42px;
  }

  .product-stage {
    min-height: 0;
  }

  .stage-main,
  .stage-side {
    position: static;
    width: 100%;
    margin-bottom: 14px;
  }

  .stage-main img,
  .stage-side img,
  .product-row img,
  figure img {
    height: 250px;
  }

  .solution-grid,
  .visual-grid,
  .proof,
  .quality-cards,
  .quality-system,
  .quality-flow div,
  .feature-band,
  .product-details ul {
    grid-template-columns: 1fr;
  }

  .collection-card,
  .collection-card.large {
    min-height: auto;
    padding: 24px;
  }

  .collection-card img,
  .collection-card.large img,
  .product-hero img {
    height: 290px;
  }

  .solution-grid article {
    min-height: 250px;
  }
}