:root {
  --blue: #1227b0;
  --blue-bright: #2447e8;
  --ink: #071630;
  --muted: #5d6c84;
  --line: #dbe2ef;
  --soft: #f1f5fb;
  --white: #ffffff;
  --cyan: #58d7ee;
  --max: 1240px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--white);
  font-family: "Segoe UI", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.6;
}

a {
  color: inherit;
}

.skip-link {
  position: fixed;
  top: 0.75rem;
  left: 0.75rem;
  z-index: 100;
  padding: 0.7rem 1rem;
  color: var(--white);
  background: var(--ink);
  transform: translateY(-160%);
}

.skip-link:focus {
  transform: translateY(0);
}

.site-header {
  width: min(calc(100% - 3rem), var(--max));
  min-height: 92px;
  margin: 0.9rem auto 1rem;
  padding: 0.7rem 1rem 0.7rem 1.2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  background: rgba(255, 255, 255, 0.98);
  border: 1px solid var(--line);
  box-shadow: 0 10px 28px rgba(7, 22, 48, 0.07);
}

.brand {
  min-width: 0;
  display: inline-flex;
  align-items: center;
}

.brand img {
  display: block;
  width: min(320px, 40vw);
  height: auto;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: clamp(1.2rem, 2.2vw, 2.6rem);
  font-size: 0.9rem;
  font-weight: 700;
}

.main-nav a {
  position: relative;
  padding: 0.55rem 0;
  text-decoration: none;
}

.main-nav a::after {
  content: "";
  position: absolute;
  right: 0;
  bottom: 0.22rem;
  left: 0;
  height: 2px;
  background: var(--cyan);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 160ms ease;
}

.main-nav a:hover,
.main-nav a:focus-visible {
  color: var(--blue);
}

.main-nav a:hover::after,
.main-nav a:focus-visible::after {
  transform: scaleX(1);
}

.main-nav .nav-contact {
  padding: 0.78rem 1.2rem;
  color: var(--white);
  background: var(--ink);
  border: 1px solid var(--ink);
  transition: color 160ms ease, background 160ms ease, border-color 160ms ease;
}

.main-nav .nav-contact:hover,
.main-nav .nav-contact:focus-visible {
  color: var(--white);
  background: var(--blue);
  border-color: var(--blue);
}

.main-nav .nav-contact::after {
  display: none;
}

.hero {
  width: min(calc(100% - 3rem), var(--max));
  min-height: calc(100vh - 132px);
  margin: 0 auto 1.75rem;
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(430px, 0.92fr);
  border: 1px solid var(--line);
}

.hero-copy {
  min-height: 680px;
  padding: clamp(3rem, 6vw, 6.4rem) clamp(2rem, 5vw, 5.8rem);
  display: flex;
  flex-direction: column;
  justify-content: center;
  background:
    linear-gradient(90deg, transparent 0 96%, rgba(18, 39, 176, 0.06) 96%),
    var(--white);
}

.eyebrow {
  margin: 0 0 1.65rem;
  display: flex;
  align-items: center;
  gap: 0.7rem;
  color: var(--blue);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.eyebrow span {
  width: 2.2rem;
  height: 2px;
  background: var(--blue);
}

h1 {
  max-width: 780px;
  margin: 0;
  font-size: clamp(3.4rem, 6.4vw, 6.85rem);
  font-weight: 820;
  letter-spacing: -0.067em;
  line-height: 0.92;
}

h1 em {
  color: var(--blue);
  font-style: normal;
  font-weight: 500;
}

.hero-intro {
  max-width: 660px;
  margin: 2.25rem 0 0;
  color: var(--muted);
  font-size: clamp(1rem, 1.4vw, 1.16rem);
}

.hero-actions {
  margin-top: 2.25rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.button {
  min-height: 52px;
  padding: 0.85rem 1.3rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  border: 1px solid var(--blue);
  font-weight: 750;
  text-decoration: none;
  transition: transform 160ms ease, background 160ms ease, color 160ms ease;
}

.button:hover {
  transform: translateY(-2px);
}

.button:focus-visible,
.main-nav a:focus-visible {
  outline: 3px solid var(--cyan);
  outline-offset: 3px;
}

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

.button-primary:hover {
  background: var(--ink);
  border-color: var(--ink);
}

.button-secondary {
  color: var(--blue);
  background: var(--white);
}

.legal-line {
  margin: auto 0 0;
  padding-top: 3rem;
  color: #7d899b;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.1em;
}

.hero-visual {
  position: relative;
  min-height: 680px;
  overflow: hidden;
  padding: clamp(2rem, 4vw, 4.2rem);
  display: flex;
  flex-direction: column;
  color: var(--white);
  background:
    radial-gradient(circle at 84% 12%, rgba(88, 215, 238, 0.35), transparent 24%),
    linear-gradient(145deg, #0b1f70 0%, var(--blue) 52%, #071630 100%);
}

.section-shell {
  width: min(calc(100% - 3rem), var(--max));
  margin-inline: auto;
}

.section-label {
  display: flex;
  align-items: baseline;
  gap: 1rem;
  color: var(--blue);
  font-size: 0.74rem;
  font-weight: 800;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}

.section-label span {
  color: #96a3b9;
}

.section-label p {
  margin: 0;
}

.kicker {
  margin: 0 0 1rem;
  color: var(--blue);
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

h2 {
  margin: 0;
  font-size: clamp(2.8rem, 5.5vw, 5.8rem);
  font-weight: 760;
  letter-spacing: -0.06em;
  line-height: 0.98;
}

.about {
  padding-block: clamp(6rem, 10vw, 10rem);
  display: grid;
  grid-template-columns: minmax(160px, 0.28fr) 1fr;
  gap: 2rem;
}

.about-content {
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(280px, 0.75fr);
  gap: clamp(3rem, 7vw, 8rem);
}

.about-copy {
  max-width: 520px;
  padding-top: 0.5rem;
  color: var(--muted);
  font-size: 1.05rem;
}

.about-copy p:first-child {
  margin-top: 0;
  color: var(--ink);
  font-size: clamp(1.15rem, 1.7vw, 1.35rem);
  font-weight: 650;
  line-height: 1.45;
}

.text-link {
  margin-top: 1.8rem;
  display: inline-flex;
  gap: 0.65rem;
  color: var(--blue);
  font-weight: 800;
  text-decoration-thickness: 2px;
  text-underline-offset: 0.4rem;
}

.sectors-section {
  padding-block: clamp(5rem, 9vw, 9rem);
  color: var(--white);
  background: var(--ink);
}

.section-heading {
  display: grid;
  grid-template-columns: minmax(160px, 0.28fr) 1fr;
  gap: 2rem;
}

.light-label {
  align-self: start;
  color: var(--cyan);
}

.sectors-section .kicker {
  color: var(--cyan);
}

.sector-cards {
  margin-top: clamp(4rem, 8vw, 7rem);
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid rgba(255, 255, 255, 0.22);
  border-left: 1px solid rgba(255, 255, 255, 0.22);
}

.sector-cards article {
  position: relative;
  min-height: 255px;
  padding: 0;
  border-right: 1px solid rgba(255, 255, 255, 0.22);
  border-bottom: 1px solid rgba(255, 255, 255, 0.22);
  overflow: hidden;
}

.sector-cards article > a {
  position: relative;
  z-index: 1;
  height: 100%;
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  color: var(--white);
  text-decoration: none;
}

.sector-cards article::after {
  content: "";
  position: absolute;
  right: -2rem;
  bottom: -3.8rem;
  width: 8rem;
  height: 8rem;
  border: 1px solid rgba(88, 215, 238, 0.35);
  transform: rotate(45deg);
  transition: transform 260ms ease;
}

.sector-cards article:hover::after {
  transform: rotate(45deg) translate(-1rem, -1rem);
}

.sector-cards article > a > span {
  color: var(--cyan);
  font-size: 0.72rem;
  font-weight: 800;
}

.sector-cards h3 {
  position: relative;
  z-index: 1;
  margin: 0;
  font-size: clamp(1.35rem, 2.1vw, 2rem);
  line-height: 1.15;
}

.supply {
  padding-block: clamp(6rem, 10vw, 10rem);
  display: grid;
  grid-template-columns: minmax(160px, 0.28fr) 1fr;
  gap: 2rem;
}

.supply-content {
  display: grid;
  grid-template-columns: minmax(280px, 0.75fr) minmax(360px, 1.25fr);
  gap: clamp(3rem, 7vw, 8rem);
}

.supply-heading h2 {
  max-width: 640px;
  font-size: clamp(2.4rem, 4.5vw, 4.8rem);
}

.supply-list {
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--ink);
}

.supply-list li {
  min-height: 88px;
  padding: 1.1rem 0;
  display: grid;
  grid-template-columns: 3.5rem 1fr;
  align-items: center;
  gap: 0.75rem;
  border-bottom: 1px solid var(--line);
}

.supply-list span {
  color: var(--blue);
  font-size: 0.72rem;
  font-weight: 800;
}

.supply-list strong {
  font-size: clamp(1rem, 1.6vw, 1.25rem);
  line-height: 1.35;
}

.contact {
  margin-bottom: 1.5rem;
  display: grid;
  grid-template-columns: 1.08fr 0.92fr;
  color: var(--white);
  background: var(--blue);
}

.contact-main {
  padding: clamp(3rem, 6vw, 6rem);
  background:
    linear-gradient(rgba(255, 255, 255, 0.1) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.1) 1px, transparent 1px),
    var(--blue);
  background-size: 64px 64px;
}

.contact-main .kicker {
  color: var(--cyan);
}

.contact-main p:not(.kicker) {
  max-width: 530px;
  margin: 2rem 0 0;
  color: rgba(255, 255, 255, 0.8);
  font-size: 1.05rem;
}

.contact-button {
  margin-top: 2.2rem;
  color: var(--blue);
  background: var(--white);
  border-color: var(--white);
}

.contact-button:hover {
  color: var(--white);
  background: var(--ink);
  border-color: var(--ink);
}

.contact-details {
  padding: clamp(3rem, 6vw, 6rem);
  display: flex;
  flex-direction: column;
  justify-content: center;
  background: #0a1d51;
}

.contact-item {
  padding: 1.5rem 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.22);
}

.contact-item > span {
  display: block;
  margin-bottom: 0.5rem;
  color: var(--cyan);
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.contact-item a,
.contact-item address {
  color: var(--white);
  font-size: clamp(1.05rem, 1.8vw, 1.35rem);
  font-style: normal;
  font-weight: 650;
  line-height: 1.5;
  text-decoration-thickness: 1px;
  text-underline-offset: 0.35rem;
}

.site-footer {
  width: min(calc(100% - 3rem), var(--max));
  min-height: 110px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  align-items: center;
  gap: 2rem;
  color: #6f7b8f;
  font-size: 0.75rem;
}

.site-footer p {
  margin: 0;
}

.site-footer p:last-child {
  text-align: right;
}

.footer-brand {
  color: var(--blue);
  font-size: 1rem;
  font-weight: 900;
  letter-spacing: 0.08em;
  text-decoration: none;
}

.visual-grid {
  position: absolute;
  inset: 0;
  opacity: 0.22;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.38) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.38) 1px, transparent 1px);
  background-size: 72px 72px;
  transform: perspective(800px) rotateX(58deg) scale(1.4) translateY(20%);
  transform-origin: bottom;
}

.visual-index,
.sector-stack,
.visual-footer {
  position: relative;
  z-index: 1;
}

.visual-index {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.visual-index strong {
  font-size: 3.6rem;
  font-weight: 300;
  letter-spacing: -0.08em;
  line-height: 0.8;
}

.sector-stack {
  margin: auto 0;
  border-top: 1px solid rgba(255, 255, 255, 0.3);
}

.sector-stack a {
  min-height: 58px;
  padding: 0.75rem 0;
  display: flex;
  align-items: center;
  border-bottom: 1px solid rgba(255, 255, 255, 0.3);
  color: var(--white);
  font-size: clamp(1rem, 1.8vw, 1.4rem);
  font-weight: 650;
  text-decoration: none;
  transition: color 160ms ease, padding 160ms ease;
}

.sector-stack a::before {
  content: "";
  width: 0.45rem;
  height: 0.45rem;
  margin-right: 0.9rem;
  border: 1px solid var(--cyan);
  transform: rotate(45deg);
}

.sector-stack a::after {
  content: "↗";
  margin-left: auto;
  color: var(--cyan);
  font-size: 0.9rem;
}

.sector-stack a:hover,
.sector-stack a:focus-visible {
  padding-left: 0.55rem;
  color: var(--cyan);
}

.visual-footer {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  color: rgba(255, 255, 255, 0.65);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.inner-page {
  background: var(--soft);
}

.inner-header {
  background: rgba(255, 255, 255, 0.98);
}

.main-nav [aria-current="page"] {
  color: var(--blue);
  text-decoration: none;
}

.main-nav [aria-current="page"]::after {
  transform: scaleX(1);
}

.supply-page-hero {
  min-height: 680px;
  margin-bottom: 1.5rem;
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(410px, 0.92fr);
  color: var(--white);
  background: var(--ink);
}

.supply-hero-copy {
  padding: clamp(3rem, 6vw, 6rem);
  display: flex;
  flex-direction: column;
  justify-content: center;
  background:
    radial-gradient(circle at 8% 90%, rgba(36, 71, 232, 0.55), transparent 30%),
    var(--ink);
}

.back-link {
  margin-bottom: auto;
  color: rgba(255, 255, 255, 0.75);
  font-size: 0.78rem;
  font-weight: 750;
  letter-spacing: 0.08em;
  text-decoration: none;
  text-transform: uppercase;
}

.back-link span {
  margin-right: 0.4rem;
}

.supply-hero-copy .eyebrow {
  margin-top: clamp(4rem, 8vw, 8rem);
  color: var(--cyan);
}

.supply-hero-copy .eyebrow span {
  background: var(--cyan);
}

.supply-hero-copy h1 {
  font-size: clamp(3.2rem, 6.4vw, 6.6rem);
}

.supply-hero-copy h1 em {
  color: var(--cyan);
}

.supply-hero-copy > p:last-child {
  max-width: 650px;
  margin: 2.2rem 0 0;
  color: rgba(255, 255, 255, 0.7);
  font-size: 1.05rem;
}

.page-index {
  padding: clamp(2rem, 4vw, 4rem);
  display: flex;
  flex-direction: column;
  justify-content: center;
  color: var(--white);
  background:
    linear-gradient(rgba(255, 255, 255, 0.1) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.1) 1px, transparent 1px),
    var(--blue);
  background-size: 64px 64px;
}

.page-index > p {
  margin: 0 0 1.2rem;
  color: var(--cyan);
  font-size: 0.73rem;
  font-weight: 800;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}

.page-index a {
  min-height: 65px;
  padding: 0.85rem 0;
  display: grid;
  grid-template-columns: 2.8rem minmax(0, 1fr) auto;
  align-items: center;
  gap: 0.8rem;
  color: var(--white);
  border-top: 1px solid rgba(255, 255, 255, 0.28);
  font-size: clamp(0.95rem, 1.4vw, 1.15rem);
  font-weight: 700;
  text-decoration: none;
}

.page-index a:last-child {
  border-bottom: 1px solid rgba(255, 255, 255, 0.28);
}

.page-index a::after {
  content: "↓";
  color: var(--cyan);
}

.page-index a.sector-page-jump::after {
  content: "↗";
}

.page-index a:hover,
.page-index a:focus-visible {
  color: var(--cyan);
}

.page-index a span {
  color: rgba(255, 255, 255, 0.55);
  font-size: 0.7rem;
}

.scope-overview {
  padding-block: clamp(5rem, 9vw, 9rem);
  color: var(--white);
  background: var(--blue);
  scroll-margin-top: 1rem;
}

.scope-heading,
.sector-detail-heading {
  display: grid;
  grid-template-columns: minmax(160px, 0.28fr) 1fr;
  gap: 2rem;
}

.scope-heading .kicker {
  color: var(--cyan);
}

.scope-heading h2 {
  max-width: 900px;
}

.scope-grid {
  margin-top: clamp(4rem, 7vw, 6rem);
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid rgba(255, 255, 255, 0.3);
  border-left: 1px solid rgba(255, 255, 255, 0.3);
}

.scope-grid article {
  min-height: 230px;
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  border-right: 1px solid rgba(255, 255, 255, 0.3);
  border-bottom: 1px solid rgba(255, 255, 255, 0.3);
}

.scope-grid article > span {
  color: var(--cyan);
  font-size: 0.72rem;
  font-weight: 800;
}

.scope-grid h3 {
  max-width: 340px;
  margin: 0;
  font-size: clamp(1.25rem, 2vw, 1.8rem);
  line-height: 1.2;
}

.scope-grid .scope-action {
  color: var(--ink);
  background: var(--cyan);
}

.scope-action > span {
  color: var(--ink) !important;
}

.scope-action a {
  color: var(--ink);
  font-weight: 800;
  text-underline-offset: 0.3rem;
}

.sector-detail-section {
  padding-block: clamp(6rem, 10vw, 10rem);
}

.sector-detail-heading h2 {
  max-width: 880px;
  font-size: clamp(2.7rem, 5vw, 5.4rem);
}

.sector-detail-list {
  margin-top: clamp(4rem, 7vw, 7rem);
  border-top: 1px solid var(--ink);
}

.sector-detail {
  padding: clamp(2rem, 4vw, 3.5rem) 0;
  display: grid;
  grid-template-columns: 5rem minmax(0, 1fr) auto;
  align-items: start;
  gap: clamp(1.5rem, 4vw, 4rem);
  border-bottom: 1px solid var(--line);
  scroll-margin-top: 1.5rem;
}

.sector-number {
  color: var(--blue);
  font-size: 0.75rem;
  font-weight: 850;
}

.sector-detail h3 {
  margin: 0;
  font-size: clamp(1.7rem, 3.1vw, 3rem);
  letter-spacing: -0.035em;
  line-height: 1.05;
}

.sector-detail p {
  max-width: 690px;
  margin: 1rem 0 0;
  color: var(--muted);
  font-size: 1rem;
}

.sector-detail > a {
  color: var(--blue);
  font-size: 0.9rem;
  font-weight: 800;
  text-decoration-thickness: 2px;
  text-underline-offset: 0.35rem;
}

.rfq-guide {
  margin-bottom: 1.5rem;
  padding: clamp(3rem, 6vw, 6rem);
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: clamp(3rem, 8vw, 8rem);
  color: var(--white);
  background: var(--ink);
}

.rfq-copy .kicker {
  color: var(--cyan);
}

.rfq-copy h2 {
  max-width: 560px;
  font-size: clamp(2.5rem, 4.5vw, 4.7rem);
}

.rfq-list {
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid rgba(255, 255, 255, 0.35);
}

.rfq-list li {
  min-height: 78px;
  padding: 1rem 0;
  display: grid;
  grid-template-columns: 3rem 1fr;
  align-items: center;
  border-bottom: 1px solid rgba(255, 255, 255, 0.22);
}

.rfq-list span {
  color: var(--cyan);
  font-size: 0.7rem;
  font-weight: 800;
}

.rfq-list strong {
  font-size: 1rem;
}

.oil-hero {
  position: relative;
  min-height: 720px;
  margin-bottom: 1.5rem;
  overflow: hidden;
  display: flex;
  align-items: stretch;
  color: var(--white);
  background: var(--ink);
}

.oil-hero-image,
.oil-hero-shade {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.oil-hero-image {
  object-fit: cover;
}

.oil-hero-shade {
  background: rgba(7, 22, 48, 0.22);
}

.oil-hero-content {
  position: relative;
  z-index: 1;
  width: min(760px, 72%);
  min-height: 720px;
  padding: clamp(2.5rem, 5vw, 5rem);
  display: flex;
  flex-direction: column;
  justify-content: center;
  background: rgba(7, 22, 48, 0.92);
}

.oil-hero-content .back-link {
  position: absolute;
  top: clamp(2.5rem, 5vw, 5rem);
  left: clamp(2.5rem, 5vw, 5rem);
}

.oil-hero-content .eyebrow {
  color: var(--cyan);
}

.oil-hero-content .eyebrow span {
  background: var(--cyan);
}

.oil-hero-content h1 {
  max-width: 820px;
  font-size: clamp(3.7rem, 7.2vw, 7rem);
}

.oil-hero-content h1 em {
  color: var(--cyan);
}

.oil-hero-content > p:not(.eyebrow) {
  max-width: 610px;
  margin: 2rem 0 0;
  color: rgba(255, 255, 255, 0.78);
  font-size: clamp(1rem, 1.4vw, 1.16rem);
}

.oil-primary {
  color: var(--ink);
  background: var(--cyan);
  border-color: var(--cyan);
}

.oil-primary:hover {
  color: var(--white);
  background: var(--blue);
  border-color: var(--blue);
}

.oil-secondary {
  color: var(--white);
  border-color: rgba(255, 255, 255, 0.58);
}

.oil-hero-meta {
  position: absolute;
  z-index: 1;
  right: 0;
  bottom: 0;
  display: grid;
  grid-template-columns: repeat(3, auto);
  color: var(--ink);
  background: var(--white);
}

.oil-hero-meta span {
  padding: 1rem 1.15rem;
  border-left: 1px solid var(--line);
  font-size: 0.7rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.oil-intro {
  padding-block: clamp(6rem, 10vw, 10rem);
  display: grid;
  grid-template-columns: minmax(160px, 0.28fr) 1fr;
  gap: 2rem;
}

.oil-intro-copy {
  max-width: 970px;
}

.oil-intro-copy h2 {
  max-width: 900px;
  font-size: clamp(2.8rem, 5vw, 5.3rem);
}

.oil-intro-copy > p:last-child {
  max-width: 700px;
  margin: 2rem 0 0;
  color: var(--muted);
  font-size: 1.08rem;
}

.power-hero {
  background: #0a1d51;
}

.power-hero .oil-hero-content {
  width: min(760px, 62%);
  background: rgba(7, 22, 48, 0.96);
}

.power-hero-visual {
  position: absolute;
  inset: 0 0 0 auto;
  width: 58%;
  padding: clamp(2.5rem, 5vw, 5rem);
  display: flex;
  flex-direction: column;
  color: var(--white);
  background: var(--blue);
}

.power-visual-index {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  color: var(--cyan);
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.power-visual-index strong {
  color: var(--white);
  font-size: clamp(5rem, 10vw, 9rem);
  font-weight: 250;
  letter-spacing: -0.09em;
  line-height: 0.72;
}

.power-grid-lines {
  margin: auto 0 auto 24%;
  display: grid;
  grid-template-columns: 1fr;
  border-top: 1px solid rgba(255, 255, 255, 0.32);
  border-left: 1px solid rgba(255, 255, 255, 0.32);
}

.power-grid-lines span {
  min-height: 76px;
  padding: 1.25rem;
  display: flex;
  align-items: flex-end;
  border-right: 1px solid rgba(255, 255, 255, 0.32);
  border-bottom: 1px solid rgba(255, 255, 255, 0.32);
  font-size: clamp(1rem, 1.7vw, 1.35rem);
  font-weight: 750;
}

.power-hero-visual > p {
  margin: 0;
  color: rgba(255, 255, 255, 0.65);
  font-size: 0.7rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.power-scope {
  padding-block: clamp(6rem, 10vw, 10rem);
}

.power-scope-heading {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  align-items: end;
  gap: clamp(2.5rem, 7vw, 7rem);
}

.power-scope-heading h2 {
  max-width: 820px;
  font-size: clamp(2.8rem, 5vw, 5.3rem);
}

.power-scope-heading > p {
  max-width: 520px;
  margin: 0;
  color: var(--muted);
}

.power-scope-board {
  margin-top: clamp(3.5rem, 7vw, 6rem);
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  border-top: 1px solid var(--ink);
  border-left: 1px solid var(--line);
}

.power-scope-board article {
  min-height: 340px;
  padding: clamp(1.5rem, 3vw, 2.5rem);
  display: grid;
  grid-template-columns: 3rem 1fr;
  grid-template-rows: 1fr auto;
  gap: 2rem;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: var(--white);
}

.power-scope-board article > span {
  color: var(--blue);
  font-size: 0.72rem;
  font-weight: 850;
}

.power-scope-board article > div > p {
  margin: 0 0 0.75rem;
  color: var(--blue);
  font-size: 0.72rem;
  font-weight: 850;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.power-scope-board h3 {
  max-width: 420px;
  margin: 0;
  font-size: clamp(1.5rem, 2.6vw, 2.5rem);
  letter-spacing: -0.035em;
  line-height: 1.08;
}

.power-scope-board ul {
  grid-column: 2;
  margin: 0;
  padding: 1.25rem 0 0;
  list-style: none;
  border-top: 1px solid var(--line);
}

.power-scope-board li {
  position: relative;
  padding: 0.35rem 0 0.35rem 1.1rem;
  color: var(--muted);
  font-size: 0.9rem;
}

.power-scope-board li::before {
  content: "";
  position: absolute;
  top: 0.9rem;
  left: 0;
  width: 0.36rem;
  height: 0.36rem;
  background: var(--cyan);
  transform: rotate(45deg);
}

.water-hero {
  background: #083b61;
}

.water-hero .oil-hero-content {
  width: min(780px, 64%);
  background: rgba(7, 22, 48, 0.96);
}

.water-hero-visual {
  position: absolute;
  inset: 0 0 0 auto;
  width: 58%;
  padding: clamp(2.5rem, 5vw, 5rem);
  display: flex;
  flex-direction: column;
  color: var(--white);
  background: #08739b;
}

.water-visual-index {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  color: var(--cyan);
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.water-visual-index strong {
  color: var(--white);
  font-size: clamp(5rem, 10vw, 9rem);
  font-weight: 250;
  letter-spacing: -0.09em;
  line-height: 0.72;
}

.water-process-map {
  margin: auto 0 auto 24%;
  border-top: 1px solid rgba(255, 255, 255, 0.38);
}

.water-process-map span {
  min-height: 68px;
  padding: 0.9rem 1.1rem;
  display: grid;
  grid-template-columns: 2.3rem 1fr;
  align-items: center;
  border-right: 1px solid rgba(255, 255, 255, 0.38);
  border-bottom: 1px solid rgba(255, 255, 255, 0.38);
  border-left: 1px solid rgba(255, 255, 255, 0.38);
  font-size: clamp(1rem, 1.5vw, 1.2rem);
  font-weight: 750;
}

.water-process-map small {
  color: var(--cyan);
  font-size: 0.68rem;
  font-weight: 850;
}

.water-hero-visual > p {
  margin: 0;
  color: rgba(255, 255, 255, 0.68);
  font-size: 0.7rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.water-scope {
  padding-block: clamp(6rem, 10vw, 10rem);
}

.water-scope-heading {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  align-items: end;
  gap: clamp(2.5rem, 7vw, 7rem);
}

.water-scope-heading h2 {
  max-width: 850px;
  font-size: clamp(2.8rem, 5vw, 5.3rem);
}

.water-scope-heading > p {
  max-width: 520px;
  margin: 0;
  color: var(--muted);
}

.water-scope-flow {
  margin-top: clamp(3.5rem, 7vw, 6rem);
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-top: 1px solid var(--ink);
  border-left: 1px solid var(--line);
}

.water-scope-flow article {
  min-height: 430px;
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: var(--white);
}

.water-scope-flow article > span {
  color: #08739b;
  font-size: 0.72rem;
  font-weight: 850;
}

.water-scope-flow article > p {
  margin: auto 0 0.7rem;
  color: #08739b;
  font-size: 0.72rem;
  font-weight: 850;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.water-scope-flow h3 {
  margin: 0;
  font-size: clamp(1.35rem, 2.1vw, 2rem);
  letter-spacing: -0.03em;
  line-height: 1.12;
}

.water-scope-flow ul {
  margin: 1.5rem 0 0;
  padding: 1.25rem 0 0;
  list-style: none;
  border-top: 1px solid var(--line);
}

.water-scope-flow li {
  position: relative;
  padding: 0.3rem 0 0.3rem 1rem;
  color: var(--muted);
  font-size: 0.86rem;
}

.water-scope-flow li::before {
  content: "";
  position: absolute;
  top: 0.86rem;
  left: 0;
  width: 0.34rem;
  height: 0.34rem;
  background: var(--cyan);
  transform: rotate(45deg);
}

.water-enquiry-process {
  background: #062946;
}

.water-contact {
  background: #08739b;
}

.steel-hero {
  background: #273445;
}

.steel-hero .oil-hero-content {
  width: min(780px, 64%);
  background: rgba(7, 22, 48, 0.96);
}

.steel-enquiry-process {
  background: #111d2b;
}

.steel-contact {
  background: #35465a;
}

.food-hero {
  background: #173c35;
}

.food-hero .oil-hero-content {
  width: min(780px, 64%);
  background: rgba(7, 22, 48, 0.95);
}

.food-enquiry-process {
  background: #102d2a;
}

.food-contact {
  background: #1e665c;
}

.construction-hero {
  background: #263947;
}

.construction-hero .oil-hero-content {
  width: min(820px, 66%);
  background: rgba(7, 22, 48, 0.95);
}

.construction-hero h1 {
  font-size: clamp(3rem, 6.25vw, 6.2rem);
}

.construction-enquiry-process {
  background: #17232d;
}

.construction-contact {
  background: #3d5965;
}

.oil-capabilities {
  padding-block: clamp(5rem, 9vw, 9rem);
  color: var(--white);
  background: var(--blue);
}

.oil-capability-heading {
  display: grid;
  grid-template-columns: minmax(160px, 0.28fr) 1fr;
  gap: 2rem;
}

.oil-capability-heading .kicker,
.oil-process-copy .kicker,
.oil-contact .kicker {
  color: var(--cyan);
}

.oil-capability-heading h2 {
  max-width: 920px;
  font-size: clamp(2.8rem, 5vw, 5.2rem);
}

.oil-capability-heading > div:last-child > p:last-child {
  max-width: 720px;
  margin: 2rem 0 0;
  color: rgba(255, 255, 255, 0.75);
  font-size: 1.05rem;
}

.oil-capability-grid {
  margin-top: clamp(4rem, 7vw, 6rem);
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid rgba(255, 255, 255, 0.28);
  border-left: 1px solid rgba(255, 255, 255, 0.28);
}

.oil-capability-grid article {
  min-height: 260px;
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  border-right: 1px solid rgba(255, 255, 255, 0.28);
  border-bottom: 1px solid rgba(255, 255, 255, 0.28);
}

.oil-capability-grid article > span {
  color: var(--cyan);
  font-size: 0.72rem;
  font-weight: 800;
}

.oil-capability-grid h3 {
  margin: auto 0 0.8rem;
  font-size: clamp(1.25rem, 2vw, 1.75rem);
  line-height: 1.18;
}

.oil-capability-grid p {
  margin: 0;
  color: rgba(255, 255, 255, 0.68);
  font-size: 0.92rem;
}

.equipment-showcase {
  padding-block: clamp(6rem, 10vw, 10rem);
}

.equipment-heading {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  align-items: end;
  gap: clamp(2.5rem, 7vw, 7rem);
}

.equipment-heading h2 {
  max-width: 760px;
  font-size: clamp(2.8rem, 5vw, 5.3rem);
}

.equipment-heading > p {
  max-width: 520px;
  margin: 0;
  color: var(--muted);
}

.equipment-gallery {
  margin-top: clamp(3rem, 6vw, 5rem);
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 1rem;
}

.equipment-card {
  margin: 0;
  display: grid;
  grid-template-rows: minmax(280px, 1fr) auto;
  border: 1px solid var(--line);
  background: var(--white);
}

.equipment-card-wide {
  grid-row: span 2;
  grid-template-rows: minmax(600px, 1fr) auto;
}

.equipment-crop {
  position: relative;
  overflow: hidden;
  background: var(--ink);
}

.equipment-crop img {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
  transform: scale(1.22);
}

.equipment-crop-tanks img {
  object-position: 16% 55%;
}

.equipment-crop-towers img {
  object-position: 61% 30%;
  transform: scale(1.38);
}

.equipment-crop-pipes img {
  object-position: 65% 86%;
  transform: scale(1.45);
}

.equipment-card figcaption {
  min-height: 72px;
  padding: 1rem 1.2rem;
  display: flex;
  align-items: center;
  gap: 1rem;
}

.equipment-card figcaption span {
  color: var(--blue);
  font-size: 0.72rem;
  font-weight: 850;
}

.equipment-card figcaption strong {
  font-size: 1rem;
}

.representative-note {
  max-width: 780px;
  margin: 1.25rem 0 0;
  color: var(--muted);
  font-size: 0.82rem;
}

.oil-process {
  padding-block: clamp(5rem, 9vw, 9rem);
  color: var(--white);
  background: var(--ink);
}

.oil-process-shell {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: clamp(3rem, 8vw, 8rem);
}

.oil-process-copy .section-label {
  margin-bottom: clamp(3rem, 6vw, 6rem);
}

.oil-process-copy h2 {
  max-width: 600px;
  font-size: clamp(2.7rem, 4.7vw, 4.8rem);
}

.oil-process-copy > p:last-child {
  max-width: 560px;
  margin: 2rem 0 0;
  color: rgba(255, 255, 255, 0.68);
}

.oil-process-list {
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid rgba(255, 255, 255, 0.32);
}

.oil-process-list li {
  min-height: 128px;
  padding: 1.4rem 0;
  display: grid;
  grid-template-columns: 3.2rem 1fr;
  align-items: center;
  border-bottom: 1px solid rgba(255, 255, 255, 0.22);
}

.oil-process-list li > span {
  color: var(--cyan);
  font-size: 0.72rem;
  font-weight: 800;
}

.oil-process-list strong {
  display: block;
  font-size: 1.12rem;
}

.oil-process-list p {
  margin: 0.35rem 0 0;
  color: rgba(255, 255, 255, 0.65);
  font-size: 0.92rem;
}

.oil-contact {
  margin-top: 1.5rem;
  margin-bottom: 1.5rem;
  padding: clamp(3rem, 6vw, 6rem);
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: end;
  gap: 3rem;
  color: var(--white);
  background: var(--blue);
}

.oil-contact h2 {
  max-width: 780px;
  font-size: clamp(2.8rem, 5vw, 5.2rem);
}

.oil-contact-copy > p:last-child {
  max-width: 620px;
  margin: 1.6rem 0 0;
  color: rgba(255, 255, 255, 0.74);
}

.oil-contact-actions {
  display: flex;
  flex-direction: column;
  align-items: stretch;
  gap: 1rem;
}

.oil-contact-actions .contact-button {
  margin: 0;
  white-space: nowrap;
}

.oil-phone {
  color: var(--white);
  font-size: 1.15rem;
  font-weight: 800;
  text-align: center;
  text-underline-offset: 0.3rem;
}

@media (max-width: 980px) {
  .site-header {
    min-height: 84px;
  }

  .main-nav a:not(.nav-contact) {
    display: none;
  }

  .hero {
    grid-template-columns: 1fr;
  }

  .hero-copy,
  .hero-visual {
    min-height: auto;
  }

  .hero-copy {
    padding-block: 4.5rem;
  }

  .hero-visual {
    min-height: 620px;
  }

  .legal-line {
    margin-top: 4rem;
  }

  .about,
  .section-heading,
  .supply {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }

  .sector-cards {
    grid-template-columns: repeat(2, 1fr);
  }

  .contact {
    grid-template-columns: 1fr;
  }

  .supply-page-hero,
  .rfq-guide {
    grid-template-columns: 1fr;
  }

  .oil-intro {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }

  .oil-capability-heading,
  .oil-process-shell,
  .oil-contact,
  .power-scope-heading,
  .water-scope-heading {
    grid-template-columns: 1fr;
  }

  .oil-capability-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .water-scope-flow {
    grid-template-columns: repeat(2, 1fr);
  }

  .equipment-card-wide {
    grid-template-rows: minmax(530px, 1fr) auto;
  }

  .oil-hero-content {
    width: 84%;
  }

  .power-hero .oil-hero-content {
    width: 72%;
  }

  .water-hero .oil-hero-content {
    width: 74%;
  }

  .supply-hero-copy,
  .page-index {
    min-height: 620px;
  }

  .scope-heading,
  .sector-detail-heading {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }

  .scope-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .site-footer {
    grid-template-columns: 1fr 1fr;
  }

  .site-footer p:last-child {
    grid-column: 1 / -1;
    text-align: left;
  }
}

@media (max-width: 620px) {
  .site-header,
  .hero {
    width: min(calc(100% - 1.25rem), var(--max));
  }

  .site-header {
    min-height: 74px;
    margin-block: 0.65rem 0.8rem;
    padding: 0.55rem 0.7rem 0.55rem 0.8rem;
    gap: 0.75rem;
  }

  .brand img {
    width: min(210px, 58vw);
  }

  .main-nav .nav-contact {
    padding: 0.62rem 0.8rem;
    font-size: 0.8rem;
  }

  .hero-copy,
  .hero-visual {
    padding: 2rem 1.35rem;
  }

  .hero-copy {
    padding-block: 3.4rem;
  }

  h1 {
    font-size: clamp(3rem, 15vw, 4.5rem);
  }

  .hero-intro {
    margin-top: 1.6rem;
  }

  .hero-actions {
    display: grid;
  }

  .button {
    width: 100%;
  }

  .hero-visual {
    min-height: 560px;
  }

  .visual-index strong {
    font-size: 3rem;
  }

  .section-shell,
  .site-footer {
    width: min(calc(100% - 1.25rem), var(--max));
  }

  .about-content,
  .supply-content {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }

  .sector-cards {
    grid-template-columns: 1fr;
  }

  .sector-cards article {
    min-height: 205px;
  }

  .scope-grid {
    grid-template-columns: 1fr;
  }

  .scope-grid article {
    min-height: 190px;
  }

  .sector-detail {
    grid-template-columns: 2.5rem 1fr;
    gap: 1.25rem;
  }

  .sector-detail > a {
    grid-column: 2;
  }

  .supply-hero-copy,
  .page-index {
    min-height: auto;
    padding: 2.75rem 1.35rem;
  }

  .supply-hero-copy .eyebrow {
    margin-top: 4rem;
  }

  .rfq-guide {
    padding: 2.75rem 1.35rem;
  }

  .oil-hero {
    width: min(calc(100% - 1.25rem), var(--max));
    min-height: 700px;
  }

  .oil-hero-content {
    width: 100%;
    min-height: 700px;
    padding: 2.75rem 1.35rem 7rem;
  }

  .oil-hero-content .back-link {
    top: 2.75rem;
    left: 1.35rem;
  }

  .oil-hero-shade { background: rgba(7, 22, 48, 0.42); }

  .oil-hero-content { background: rgba(7, 22, 48, 0.82); }

  .power-hero {
    min-height: 760px;
  }

  .power-hero .oil-hero-content {
    width: 100%;
    min-height: 760px;
    background: rgba(7, 22, 48, 0.88);
  }

  .power-hero-visual {
    inset: auto 0 0;
    width: 100%;
    height: 250px;
    padding: 1.35rem;
  }

  .power-visual-index,
  .power-hero-visual > p {
    display: none;
  }

  .power-grid-lines {
    margin: 0;
    grid-template-columns: repeat(2, 1fr);
  }

  .power-grid-lines span {
    min-height: 92px;
    font-size: 0.88rem;
  }

  .water-hero {
    min-height: 790px;
  }

  .water-hero .oil-hero-content {
    width: 100%;
    min-height: 790px;
    background: rgba(7, 22, 48, 0.88);
  }

  .food-hero,
  .food-hero .oil-hero-content {
    min-height: 800px;
  }

  .construction-hero,
  .construction-hero .oil-hero-content {
    min-height: 850px;
  }

  .construction-hero .oil-hero-content {
    width: 100%;
    background: rgba(7, 22, 48, 0.86);
  }

  .construction-hero h1 {
    font-size: clamp(2.35rem, 10.4vw, 3rem);
  }

  .water-hero-visual {
    inset: auto 0 0;
    width: 100%;
    height: 275px;
    padding: 1.35rem;
  }

  .water-visual-index,
  .water-hero-visual > p {
    display: none;
  }

  .water-process-map {
    margin: 0;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
  }

  .water-process-map span {
    min-height: 94px;
    font-size: 0.84rem;
  }

  .oil-hero-meta {
    left: 0;
    right: 0;
    grid-template-columns: 1fr;
  }

  .oil-hero-meta span {
    padding: 0.5rem 1.35rem;
    border-top: 1px solid var(--line);
    border-left: 0;
  }

  .oil-capability-grid,
  .equipment-gallery,
  .power-scope-board {
    grid-template-columns: 1fr;
  }

  .power-scope-board article {
    min-height: 310px;
  }

  .water-scope-flow {
    grid-template-columns: 1fr;
  }

  .water-scope-flow article {
    min-height: 360px;
  }

  .oil-capability-grid article {
    min-height: 220px;
  }

  .equipment-card,
  .equipment-card-wide {
    grid-row: auto;
    grid-template-rows: minmax(300px, 55vw) auto;
  }

  .equipment-heading {
    grid-template-columns: 1fr;
    align-items: start;
  }

  .oil-contact {
    padding: 2.75rem 1.35rem;
  }

  .contact-main,
  .contact-details {
    padding: 2.75rem 1.35rem;
  }

  .site-footer {
    padding-block: 2rem;
    grid-template-columns: 1fr;
    gap: 0.65rem;
  }

  .site-footer p:last-child {
    grid-column: auto;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  .button {
    transition: none;
  }
}