:root {
  --ink: #10201e;
  --deep: #081716;
  --teal: #1f6470;
  --orange: #f0a43a;
  --paper: #f5f3ed;
  --muted: #66716e;
  --line: #d9ddd9;
  --white: #fff;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: Manrope, Arial, sans-serif;
}

a { color: inherit; text-decoration: none; }

.detail-header {
  height: 86px;
  padding: 0 5vw;
  position: fixed;
  inset: 0 0 auto;
  z-index: 20;
  display: flex;
  align-items: center;
  gap: 28px;
  color: var(--white);
  background: rgba(8, 23, 22, .94);
  border-bottom: 1px solid rgba(255, 255, 255, .12);
  backdrop-filter: blur(14px);
}

.detail-brand {
  display: flex;
  align-items: center;
  gap: 13px;
  white-space: nowrap;
}

.detail-mark {
  width: 39px;
  height: 39px;
  display: grid;
  place-items: center;
  color: var(--orange);
  border: 1px solid var(--orange);
  transform: rotate(45deg);
}

.detail-mark b {
  font: 700 22px Georgia, serif;
  transform: rotate(-45deg);
}

.detail-brand strong {
  display: block;
  font-size: 17px;
  letter-spacing: 2.5px;
}

.detail-brand small {
  display: block;
  color: #c8a083;
  font-size: 7px;
  letter-spacing: 1.5px;
  text-transform: uppercase;
}

.detail-nav {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 28px;
  font-size: 11px;
  font-weight: 700;
}

.detail-nav a { padding: 12px 0; }

.detail-phone {
  padding-left: 24px !important;
  border-left: 1px solid rgba(255, 255, 255, .2);
}

.product-hero {
  min-height: 760px;
  padding: 150px 7vw 76px;
  display: grid;
  grid-template-columns: minmax(380px, .82fr) minmax(520px, 1.18fr);
  align-items: center;
  gap: 6vw;
  color: var(--white);
  background:
    radial-gradient(circle at 22% 24%, rgba(38, 112, 121, .35), transparent 35%),
    linear-gradient(135deg, #071513, #102722 58%, #0f2730);
}

.crumb {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 34px;
  color: #8ee2ea;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 1.7px;
  text-transform: uppercase;
}

.crumb::before {
  content: "";
  width: 34px;
  height: 1px;
  background: currentColor;
}

.product-hero h1 {
  max-width: 720px;
  margin: 0;
  font: 400 clamp(48px, 5vw, 78px)/.98 Georgia, "Times New Roman", serif;
  letter-spacing: -2.4px;
}

.product-hero h1 span {
  color: var(--orange);
  font-style: italic;
}

.hero-lead {
  max-width: 610px;
  margin: 28px 0 34px;
  color: #c8d5d2;
  font-size: 15px;
  line-height: 1.75;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.detail-button {
  min-height: 49px;
  padding: 0 22px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 20px;
  background: var(--orange);
  color: #18201e;
  font-size: 10px;
  font-weight: 800;
  letter-spacing: .7px;
  text-transform: uppercase;
}

.detail-button.secondary {
  color: var(--white);
  background: transparent;
  border: 1px solid rgba(255, 255, 255, .28);
}

.product-visual {
  margin: 0;
  position: relative;
}

.product-visual::before {
  content: "";
  position: absolute;
  inset: -18px 18px 18px -18px;
  border: 1px solid rgba(240, 164, 58, .5);
}

.product-visual img {
  width: 100%;
  min-height: 420px;
  max-height: 570px;
  display: block;
  position: relative;
  object-fit: cover;
  box-shadow: 0 32px 80px rgba(0, 0, 0, .34);
}

.product-content {
  padding: 100px 7vw 110px;
  display: grid;
  grid-template-columns: 210px minmax(0, 940px);
  justify-content: center;
  gap: 7vw;
}

.content-index {
  color: #8b9692;
  font-size: 10px;
  font-weight: 800;
  letter-spacing: 1.7px;
  text-transform: uppercase;
}

.content-index strong {
  display: block;
  margin-bottom: 18px;
  color: var(--orange);
  font: 400 62px/1 Georgia, serif;
}

.content-main h2 {
  max-width: 760px;
  margin: 0 0 25px;
  font: 400 clamp(36px, 4vw, 58px)/1.05 Georgia, serif;
  letter-spacing: -1.5px;
}

.content-main > p {
  max-width: 790px;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.85;
}

.feature-grid {
  margin: 55px 0 70px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.feature {
  min-height: 190px;
  padding: 28px;
  background: var(--white);
}

.feature b {
  color: var(--orange);
  font-size: 10px;
}

.feature h3 {
  margin: 28px 0 12px;
  font: 400 22px/1.2 Georgia, serif;
}

.feature p {
  margin: 0;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.7;
}

.feature-link {
  margin-top: 22px;
  display: inline-block;
  color: var(--teal);
  font-size: 9px;
  font-weight: 800;
  letter-spacing: .6px;
  text-transform: uppercase;
  border-bottom: 1px solid rgba(31, 100, 112, .35);
  padding-bottom: 6px;
}

.feature-link:hover {
  color: var(--orange);
  border-bottom-color: var(--orange);
}

.visual-cones img {
  object-position: 54% center;
}

.visual-adapters img {
  object-position: right center;
}

.product-list {
  padding: 42px;
  color: var(--white);
  background: var(--teal);
}

.product-list h2 {
  margin-bottom: 26px;
  font-size: clamp(31px, 3vw, 44px);
}

.product-list ul {
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0 35px;
  list-style: none;
}

.product-list li {
  padding: 17px 0;
  color: #d4e6e8;
  border-top: 1px solid rgba(255, 255, 255, .2);
  font-size: 13px;
  line-height: 1.55;
}

.product-list li::before {
  content: "D";
  margin-right: 13px;
  color: var(--orange);
  font-weight: 800;
}

.product-contact {
  padding: 58px 7vw;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
  color: var(--white);
  background: var(--deep);
}

.product-contact h2 {
  margin: 0;
  font: 400 clamp(32px, 4vw, 54px)/1 Georgia, serif;
}

.product-contact p {
  max-width: 560px;
  margin: 15px 0 0;
  color: #afc0bc;
  font-size: 13px;
  line-height: 1.7;
}

.detail-footer {
  padding: 26px 5vw;
  display: flex;
  justify-content: space-between;
  color: #84938e;
  background: #05100e;
  font-size: 10px;
}

.catalog-hero {
  min-height: 485px;
  padding: 150px 7vw 76px;
  color: var(--white);
  background:
    linear-gradient(90deg, rgba(7, 21, 19, .96), rgba(7, 21, 19, .7)),
    url("assets/product-polymer-rings-cones-adapters-v4.webp") center 58% / cover no-repeat;
}

.catalog-hero h1 {
  max-width: 870px;
  margin: 0;
  font: 400 clamp(50px, 6vw, 84px)/.98 Georgia, "Times New Roman", serif;
  letter-spacing: -2.5px;
}

.catalog-hero h1 span {
  color: var(--orange);
  font-style: italic;
}

.catalog-hero p {
  max-width: 690px;
  margin: 25px 0 0;
  color: #c6d4d1;
  font-size: 15px;
  line-height: 1.75;
}

.catalog {
  padding: 90px 7vw 110px;
}

.catalog-heading {
  max-width: 840px;
  margin-bottom: 48px;
}

.catalog-heading small {
  color: var(--teal);
  font-size: 10px;
  font-weight: 800;
  letter-spacing: 1.6px;
  text-transform: uppercase;
}

.catalog-heading h2 {
  margin: 14px 0 18px;
  font: 400 clamp(38px, 4vw, 58px)/1.05 Georgia, serif;
  letter-spacing: -1.5px;
}

.catalog-heading p {
  color: var(--muted);
  font-size: 14px;
  line-height: 1.8;
}

.preview-disclaimer {
  max-width: 920px;
  margin: -22px 0 28px;
  padding: 12px 16px;
  color: #6d7774;
  background: rgba(255, 255, 255, .62);
  border-left: 3px solid var(--orange);
  font-size: 10px;
  font-weight: 600;
  line-height: 1.65;
}

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

.catalog-card {
  padding: 30px;
  position: relative;
  overflow: hidden;
  background: var(--white);
  border-top: 3px solid var(--orange);
  box-shadow: 0 15px 45px rgba(15, 39, 34, .07);
}

.catalog-card > small {
  color: var(--teal);
  font-size: 9px;
  font-weight: 800;
  letter-spacing: 1.2px;
  text-transform: uppercase;
}

.catalog-card h3 {
  margin: 10px 0 25px;
  font: 400 29px/1.1 Georgia, serif;
}

.specs {
  margin: 0 0 26px;
}

.specs div {
  padding: 11px 0;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 20px;
  border-top: 1px solid var(--line);
}

.specs dt {
  color: var(--muted);
  font-size: 11px;
}

.specs dd {
  margin: 0;
  font-size: 12px;
  font-weight: 800;
}

.catalog-card a {
  color: var(--teal);
  font-size: 10px;
  font-weight: 800;
  letter-spacing: .5px;
  text-transform: uppercase;
}

.technical-panel {
  margin-top: 65px;
  padding: 45px;
  color: var(--white);
  background: var(--teal);
}

.technical-panel h2 {
  margin: 0 0 28px;
  font: 400 clamp(33px, 3.5vw, 50px)/1.05 Georgia, serif;
}

.technical-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0 35px;
}

.technical-grid div {
  padding: 16px 0;
  border-top: 1px solid rgba(255, 255, 255, .22);
}

.technical-grid small {
  display: block;
  margin-bottom: 7px;
  color: #a9d1d5;
  font-size: 9px;
  letter-spacing: .9px;
  text-transform: uppercase;
}

.technical-grid strong {
  font-size: 14px;
}

.catalog-note {
  margin: 26px 0 0;
  color: #6c7773;
  font-size: 11px;
  line-height: 1.7;
}

.catalog-note a {
  color: var(--teal);
  font-weight: 800;
  border-bottom: 1px solid currentColor;
}

@media (max-width: 1050px) {
  .product-hero {
    grid-template-columns: 1fr 1fr;
    gap: 4vw;
  }

  .product-visual img { min-height: 360px; }
  .product-content { grid-template-columns: 150px minmax(0, 1fr); }
  .catalog-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 800px) {
  .detail-header {
    height: 72px;
    padding: 0 22px;
  }

  .detail-nav a:not(.detail-phone) { display: none; }
  .detail-phone { padding-left: 16px !important; font-size: 10px; }

  .product-hero {
    min-height: auto;
    padding: 120px 22px 62px;
    grid-template-columns: 1fr;
  }

  .product-hero h1 { font-size: clamp(43px, 12vw, 62px); }
  .product-visual { margin-top: 34px; }
  .product-visual img { min-height: 300px; }

  .product-content {
    padding: 75px 22px;
    grid-template-columns: 1fr;
    gap: 36px;
  }

  .content-index strong { font-size: 48px; }
  .feature-grid { grid-template-columns: 1fr; }
  .feature { min-height: auto; }
  .product-list { padding: 34px 24px; }
  .product-list ul { grid-template-columns: 1fr; }

  .product-contact {
    padding: 58px 22px;
    display: block;
  }

  .product-contact .detail-button { margin-top: 28px; }
  .catalog-hero { min-height: 440px; padding: 125px 22px 60px; }
  .catalog { padding: 70px 22px 80px; }
  .catalog-grid { grid-template-columns: 1fr; }
  .technical-panel { padding: 34px 24px; }
  .technical-grid { grid-template-columns: 1fr; }
}

@media (max-width: 480px) {
  .detail-brand small { display: none; }
  .detail-phone { border-left: 0; }
  .product-visual img { min-height: 250px; }
  .detail-footer { flex-direction: column; gap: 10px; }
}

.trenchless-hero {
  min-height: 560px;
  background:
    linear-gradient(90deg, rgba(7, 21, 19, .96), rgba(7, 21, 19, .56)),
    url("assets/services-realistic.webp") 64% 45% / cover no-repeat;
}

.trenchless-catalog {
  max-width: 1500px;
  margin: 0 auto;
}

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

.trenchless-card {
  min-height: 330px;
  padding: 32px;
  display: flex;
  flex-direction: column;
  background: var(--white);
  border-top: 3px solid var(--orange);
  box-shadow: 0 15px 45px rgba(15, 39, 34, .07);
}

.trenchless-card > span {
  color: var(--teal);
  font-size: 10px;
  font-weight: 800;
  letter-spacing: 1.4px;
}

.trenchless-card h3 {
  margin: 28px 0 16px;
  font: 400 25px/1.18 Georgia, serif;
}

.trenchless-card p {
  margin: 0 0 28px;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.75;
}

.trenchless-card a {
  margin-top: auto;
  color: var(--teal);
  font-size: 9px;
  font-weight: 800;
  letter-spacing: .6px;
  text-transform: uppercase;
}

.trenchless-card a:hover {
  color: var(--orange);
}

.trenchless-visual-card {
  min-height: 0;
  padding: 0;
  overflow: hidden;
}

.trenchless-card-image {
  width: 100%;
  height: 265px;
  flex: 0 0 auto;
  background-color: #dfe5e3;
  background-image: url("assets/trenchless-products-grid-v1.png");
  background-repeat: no-repeat;
  background-size: 300% 200%;
}

.trenchless-image-01 { background-position: 0 0; }
.trenchless-image-02 { background-position: 50% 0; }
.trenchless-image-03 { background-position: 100% 0; }
.trenchless-image-04 { background-position: 0 100%; }
.trenchless-image-05 { background-position: 50% 100%; }
.trenchless-image-06 { background-position: 100% 100%; }

.trenchless-card-body {
  min-height: 265px;
  padding: 28px;
  display: flex;
  flex: 1;
  flex-direction: column;
}

.trenchless-card-body > span {
  color: var(--teal);
  font-size: 10px;
  font-weight: 800;
  letter-spacing: 1.4px;
}

@media (max-width: 1050px) {
  .trenchless-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 680px) {
  .trenchless-grid { grid-template-columns: 1fr; }
  .trenchless-card { min-height: auto; }
  .trenchless-card-image { height: 235px; }
  .trenchless-card-body { min-height: 0; }
}

.regulation-hero {
  min-height: 600px;
  background:
    linear-gradient(90deg, rgba(7, 21, 19, .97), rgba(7, 21, 19, .62)),
    url("assets/products-realistic.webp") center / cover no-repeat;
}

.regulation-hero h1 {
  max-width: 1120px;
  font-size: clamp(42px, 5vw, 72px);
}

.regulation-catalog {
  max-width: 1500px;
  margin: 0 auto;
}

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

.regulation-card {
  overflow: hidden;
  background: var(--white);
  border-top: 3px solid var(--orange);
  box-shadow: 0 15px 45px rgba(15, 39, 34, .07);
}

.regulation-card img {
  width: 100%;
  height: 265px;
  display: block;
  object-fit: cover;
}

.regulation-card > div {
  min-height: 265px;
  padding: 28px;
  display: flex;
  flex-direction: column;
}

.regulation-card span {
  color: var(--teal);
  font-size: 10px;
  font-weight: 800;
}

.regulation-card h3 {
  margin: 22px 0 14px;
  font: 400 25px/1.18 Georgia, serif;
}

.regulation-card p {
  margin: 0 0 24px;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.7;
}

.regulation-card a {
  margin-top: auto;
  color: var(--teal);
  font-size: 9px;
  font-weight: 800;
  letter-spacing: .6px;
  text-transform: uppercase;
}

@media (max-width: 900px) {
  .regulation-grid { grid-template-columns: 1fr; }
  .regulation-card { display: grid; grid-template-columns: .9fr 1.1fr; }
  .regulation-card img { height: 100%; min-height: 260px; }
}

@media (max-width: 600px) {
  .regulation-card { display: block; }
  .regulation-card img { height: 235px; min-height: 0; }
}

.road-hero {
  min-height: 560px;
  position: relative;
  overflow: hidden;
  background:
    linear-gradient(105deg, rgba(7, 21, 19, .98) 0 57%, rgba(7, 21, 19, .78) 100%),
    repeating-linear-gradient(135deg, #f0a43a 0 34px, #fff 34px 68px);
}

.road-hero::after {
  content: "";
  width: 44vw;
  height: 44vw;
  max-width: 570px;
  max-height: 570px;
  position: absolute;
  right: -7vw;
  top: 62px;
  border: 58px solid rgba(240, 164, 58, .88);
  transform: rotate(45deg);
}

.road-hero > * {
  position: relative;
  z-index: 1;
}

.road-card {
  min-height: 0;
  padding: 0;
  overflow: hidden;
  border-top-color: #e9523e;
}

.road-card-image {
  width: 100%;
  height: 265px;
  flex: 0 0 auto;
  background-color: #dfe5e3;
  background-image: url("assets/road-marking-products-grid-v1.png");
  background-repeat: no-repeat;
  background-size: 300% 200%;
}

.road-image-01 { background-position: 0 0; }
.road-image-02 { background-position: 50% 0; }
.road-image-03 { background-position: 100% 0; }
.road-image-04 { background-position: 0 100%; }
.road-image-05 { background-position: 50% 100%; }
.road-image-06 { background-position: 100% 100%; }

.road-card-body {
  min-height: 265px;
  padding: 28px;
  display: flex;
  flex: 1;
  flex-direction: column;
}

.road-card-body > span,
.road-card a {
  color: #c94332;
}

.road-question {
  margin-top: 42px;
  padding: 42px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 45px;
  color: var(--white);
  background: var(--deep);
  border-left: 6px solid var(--orange);
}

.road-question > div {
  max-width: 850px;
}

.road-question span {
  color: var(--orange);
  font-size: 10px;
  font-weight: 800;
  letter-spacing: 1.3px;
  text-transform: uppercase;
}

.road-question h2 {
  margin: 14px 0;
  font: 400 clamp(30px, 3.4vw, 46px)/1.08 Georgia, serif;
}

.road-question p {
  margin: 0;
  color: #afc0bc;
  font-size: 13px;
  line-height: 1.75;
}

@media (max-width: 760px) {
  .road-hero::after { opacity: .28; }
  .road-card-image { height: 235px; }
  .road-card-body { min-height: 0; }
  .road-question { display: block; padding: 32px 24px; }
  .road-question .detail-button { margin-top: 26px; }
}