:root {
  --teal: #00a889;
  --teal-dark: #007c6f;
  --ink: #172126;
  --muted: #617078;
  --line: #dfe8e8;
  --soft: #f3f7f6;
  --white: #ffffff;
  --max: 1180px;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--white);
  font-family: Arial, Helvetica, sans-serif;
  line-height: 1.6;
}

body[dir="rtl"] {
  font-family: "Tahoma", Arial, Helvetica, sans-serif;
}

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

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

.topbar {
  background: var(--ink);
  color: var(--white);
  font-size: 0.9rem;
}

.topbar-inner,
.nav-inner,
.section-inner,
.footer-inner {
  width: min(var(--max), calc(100% - 40px));
  margin: 0 auto;
}

.topbar-inner {
  min-height: 42px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  flex-wrap: wrap;
}

.contact-strip {
  display: flex;
  gap: 18px;
  flex-wrap: wrap;
}

.nav {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(255, 255, 255, 0.96);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(10px);
}

.nav-inner {
  min-height: 94px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 14px;
  min-width: 220px;
}

.brand img {
  width: 82px;
  height: 82px;
  object-fit: contain;
}

.brand strong {
  display: block;
  font-size: 1.05rem;
  line-height: 1.15;
}

.brand span {
  display: block;
  color: var(--muted);
  font-size: 0.86rem;
  line-height: 1.2;
}

.nav-links {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 8px;
  flex-wrap: wrap;
}

.nav-links a {
  padding: 10px 12px;
  border-radius: 6px;
  color: #263238;
  font-weight: 700;
  font-size: 0.94rem;
}

.nav-item {
  position: relative;
}

.has-dropdown .nav-trigger {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.has-dropdown .nav-trigger::after {
  content: "";
  width: 7px;
  height: 7px;
  border-right: 2px solid currentColor;
  border-bottom: 2px solid currentColor;
  transform: rotate(45deg) translateY(-2px);
}

.dropdown-menu {
  position: absolute;
  top: calc(100% + 8px);
  left: 0;
  z-index: 20;
  width: 260px;
  padding: 8px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--white);
  box-shadow: 0 18px 42px rgba(13, 24, 30, 0.16);
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition: opacity 0.18s ease, transform 0.18s ease, visibility 0.18s ease;
}

.dropdown-menu a {
  display: block;
  padding: 9px 10px;
  border-radius: 6px;
  color: #263238;
  font-size: 0.88rem;
  line-height: 1.25;
}

.has-dropdown:hover .dropdown-menu,
.has-dropdown:focus-within .dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--teal-dark);
  background: var(--soft);
}

.lang-link {
  border: 1px solid var(--teal);
  color: var(--teal-dark) !important;
}

.hero {
  position: relative;
  overflow: hidden;
  min-height: clamp(520px, 42vw, 760px);
  background: #0d181e;
  color: var(--white);
}

.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(13, 24, 30, 0.9), rgba(13, 24, 30, 0.58));
  z-index: 1;
}

.hero-media {
  position: absolute;
  inset: 0;
  z-index: 0;
  overflow: hidden;
  background: #0d181e;
}

.hero-media video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  max-width: none;
  display: block;
  object-fit: cover;
  object-position: center center;
  background: #0d181e;
}

.hero .section-inner {
  position: relative;
  z-index: 2;
  min-height: clamp(520px, 42vw, 760px);
  display: flex;
  align-items: center;
  padding-top: 82px;
  padding-bottom: 82px;
}

.hero-content {
  max-width: 900px;
}

.eyebrow {
  color: #7ee2d1;
  font-weight: 800;
  letter-spacing: 0;
  text-transform: uppercase;
  margin: 0 0 12px;
}

body[dir="rtl"] .eyebrow {
  text-transform: none;
}

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

h1 {
  font-size: clamp(2.4rem, 5vw, 5.2rem);
  line-height: 1.03;
  max-width: 850px;
  margin-bottom: 22px;
  letter-spacing: 0;
}

h2 {
  font-size: clamp(1.8rem, 3vw, 3rem);
  line-height: 1.12;
  margin-bottom: 18px;
}

h3 {
  font-size: 1.25rem;
  line-height: 1.25;
  margin-bottom: 10px;
}

.lead {
  font-size: 1.18rem;
  color: #e5f1ef;
  max-width: 780px;
}

.hero-panel {
  background: rgba(255, 255, 255, 0.94);
  color: var(--ink);
  border-top: 5px solid var(--teal);
  border-radius: 8px;
  padding: 26px;
  box-shadow: 0 24px 70px rgba(0, 0, 0, 0.22);
}

.hero-panel img {
  width: 110px;
  margin-bottom: 18px;
}

.hero-panel p {
  color: var(--muted);
}

.actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 28px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 12px 18px;
  border-radius: 6px;
  font-weight: 800;
  border: 1px solid var(--teal);
  background: var(--teal);
  color: var(--white);
}

.button.secondary {
  background: transparent;
  color: var(--white);
  border-color: rgba(255, 255, 255, 0.72);
}

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

.section {
  padding: 78px 0;
}

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

.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 50px;
  align-items: center;
}

.text-block p,
.card p {
  color: var(--muted);
}

.stat-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: 8px;
  overflow: hidden;
}

.stat {
  background: var(--white);
  padding: 24px;
}

.stat strong {
  display: block;
  color: var(--teal-dark);
  font-size: 1.5rem;
}

.grid {
  display: grid;
  gap: 18px;
}

.grid.three {
  grid-template-columns: repeat(3, 1fr);
}

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

.card {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 24px;
  min-height: 100%;
}

.card.accent {
  border-top: 5px solid var(--teal);
}

.product-card {
  overflow: hidden;
  padding: 0;
}

.product-card img {
  width: 100%;
  height: 260px;
  object-fit: cover;
  object-position: top center;
  border-bottom: 1px solid var(--line);
}

.product-card .card-body {
  padding: 24px;
}

.product-catalog-section {
  background: linear-gradient(90deg, #ffffff 0%, #ffffff 42%, #f3f7f6 42%, #f3f7f6 100%);
}

.product-catalog {
  display: grid;
  grid-template-columns: 300px minmax(0, 1fr);
  gap: 46px;
  align-items: start;
}

.catalog-menu {
  position: sticky;
  top: 120px;
  padding: 26px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--white);
}

.catalog-menu h2 {
  font-size: 1.65rem;
  margin-bottom: 20px;
}

.catalog-menu a {
  display: block;
  padding: 13px 0;
  border-top: 1px solid var(--line);
  color: #34454d;
  font-weight: 800;
}

.catalog-menu a:hover {
  color: var(--teal-dark);
}

.catalog-content {
  display: grid;
  gap: 16px;
}

.catalog-group {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(280px, 1fr);
  gap: 30px;
  padding: 30px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--white);
}

.catalog-group span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  margin-bottom: 18px;
  border-radius: 999px;
  background: #dff5f0;
  color: var(--teal-dark);
  font-weight: 900;
}

.catalog-group p {
  color: var(--muted);
}

.catalog-group ul {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  padding: 0;
  margin: 0;
  list-style: none;
}

.catalog-group li {
  position: relative;
  padding: 12px 12px 12px 34px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 8px;
  background: var(--soft);
  color: #35454c;
  font-weight: 800;
}

body[dir="rtl"] .catalog-group li {
  padding: 12px 34px 12px 12px;
}

.catalog-group li::before {
  content: "";
  position: absolute;
  left: 14px;
  top: 1.15em;
  width: 7px;
  height: 7px;
  border-radius: 999px;
  background: var(--teal);
}

body[dir="rtl"] .catalog-group li::before {
  left: auto;
  right: 14px;
}

.product-support {
  display: grid;
  grid-template-columns: minmax(0, 0.78fr) minmax(0, 1.22fr);
  gap: 36px;
  align-items: start;
}

.support-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
}

.support-grid article {
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--white);
}

.support-grid strong,
.support-grid span {
  display: block;
}

.support-grid strong {
  margin-bottom: 8px;
  color: var(--ink);
  font-size: 1.05rem;
}

.support-grid span {
  color: var(--muted);
}

.media-feature {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(320px, 0.95fr);
  gap: 36px;
  align-items: center;
}

.skyline-video {
  position: relative;
  overflow: hidden;
  min-height: 360px;
  border-radius: 8px;
  background: var(--ink);
}

.skyline-video video {
  width: 100%;
  height: 100%;
  min-height: 360px;
  object-fit: cover;
}

.skyline-video::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(180deg, rgba(23, 33, 38, 0), rgba(23, 33, 38, 0.16));
}

.source-note {
  margin-top: 14px;
  color: var(--muted);
  font-size: 0.86rem;
}

.partnership-spotlight {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(320px, 1.1fr);
  gap: 42px;
  align-items: center;
}

.partnership-copy {
  display: grid;
  gap: 16px;
}

.partner-brand-panel {
  display: grid;
  gap: 12px;
  width: min(560px, 100%);
  padding-bottom: 18px;
  border-bottom: 1px solid var(--line);
}

.partner-label {
  color: var(--teal-dark);
  font-size: 0.78rem;
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.partner-logo-row {
  display: flex;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
}

.partner-logo {
  width: min(390px, 100%);
  height: auto;
  padding: 0;
}

.origin-mark {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  width: fit-content;
  padding: 8px 10px;
  border: 1px solid var(--line);
  border-radius: 6px;
  color: #334148;
  background: #f7faf9;
  font-size: 0.84rem;
  font-weight: 900;
}

.uk-flag {
  width: 42px;
  height: 24px;
  border-radius: 3px;
  border: 1px solid rgba(23, 33, 38, 0.18);
}

.temperature-callout {
  display: grid;
  gap: 6px;
  padding: 18px;
  border-left: 5px solid var(--teal);
  border-radius: 8px;
  background: #eef8f5;
}

.temperature-callout strong {
  color: var(--ink);
  font-size: clamp(1.45rem, 3vw, 2.15rem);
  line-height: 1.05;
}

.temperature-callout span {
  color: var(--muted);
  font-weight: 700;
}

.partner-product-card {
  position: relative;
  overflow: hidden;
  margin-top: 34px;
  border-radius: 8px;
  border: 1px solid var(--line);
  padding: 12px;
  background:
    radial-gradient(circle at 18% 16%, rgba(0, 168, 137, 0.16), transparent 34%),
    linear-gradient(135deg, #f7faf9 0%, #dce6e6 100%);
  box-shadow: 0 22px 52px rgba(13, 24, 30, 0.16);
}

.partner-product-card::after {
  content: "";
  position: absolute;
  inset: 12px;
  pointer-events: none;
  border-radius: 6px;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.1), rgba(13, 24, 30, 0.08));
}

.partner-product-card img {
  width: 100%;
  height: auto;
  max-height: 680px;
  object-fit: contain;
  object-position: center center;
  border-radius: 6px;
  filter: contrast(1.03) saturate(0.94) brightness(0.98);
}

.product-highlight-strip {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  overflow: hidden;
  margin-top: 12px;
  border: 1px solid rgba(13, 24, 30, 0.08);
  border-radius: 6px;
  background: rgba(13, 24, 30, 0.1);
}

.product-highlight-strip div {
  display: grid;
  grid-template-columns: 36px minmax(0, 1fr);
  column-gap: 9px;
  align-items: center;
  padding: 14px 12px;
  background: rgba(255, 255, 255, 0.92);
}

.feature-icon {
  grid-row: 1 / 3;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  border-radius: 999px;
  color: var(--teal-dark);
  background: rgba(0, 168, 137, 0.12);
}

.feature-icon svg {
  width: 19px;
  height: 19px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.9;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.thermo-icon svg {
  transform: translateX(2px);
}

.product-highlight-strip strong,
.product-highlight-strip div > span:not(.feature-icon) {
  display: block;
}

.product-highlight-strip strong {
  color: var(--ink);
  font-size: 0.94rem;
  line-height: 1.2;
}

.product-highlight-strip div > span:not(.feature-icon) {
  margin-top: 2px;
  color: var(--muted);
  font-size: 0.78rem;
  line-height: 1.25;
}

.approval-badge {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 18px;
  margin-top: 12px;
  padding: 16px 18px;
  border: 1px solid rgba(0, 124, 111, 0.22);
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.94);
}

.approval-badge img {
  width: 190px;
  height: auto;
  max-height: 58px;
  object-fit: contain;
}

.approval-badge strong {
  display: block;
  color: var(--teal-dark);
  font-size: 1rem;
  font-weight: 900;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.approval-badge span,
.approval-badge a {
  display: block;
  margin-top: 4px;
  color: var(--muted);
  font-size: 0.86rem;
  font-weight: 700;
  line-height: 1.3;
}

.approval-badge a {
  text-decoration: none;
}

.approval-badge a:hover {
  color: var(--teal);
}

.document-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.document-card {
  display: grid;
  gap: 10px;
  min-height: 168px;
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--white);
  box-shadow: 0 10px 28px rgba(13, 24, 30, 0.08);
  transition: transform 0.18s ease, border-color 0.18s ease;
}

.document-card:hover {
  transform: translateY(-3px);
  border-color: var(--teal);
}

.document-card span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 34px;
  border-radius: 6px;
  color: var(--white);
  background: var(--teal-dark);
  font-size: 0.78rem;
  font-weight: 900;
}

.document-card strong {
  color: var(--ink);
  font-size: 1.2rem;
}

.document-card small {
  color: var(--muted);
  font-size: 0.92rem;
}

.document-request-page {
  min-height: 100vh;
  background: #05090b;
  color: var(--white);
}

.document-request {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 40px 20px;
}

.document-request section {
  width: min(760px, 100%);
  text-align: center;
}

.document-request img {
  width: 108px;
  margin: 0 auto 26px;
}

.document-request h1 {
  margin: 0 auto 18px;
  color: var(--white);
  font-size: clamp(2rem, 6vw, 4.2rem);
  line-height: 1.08;
}

.document-request p:not(.eyebrow) {
  max-width: 620px;
  margin: 0 auto 26px;
  color: #c7d2d6;
  font-size: 1.06rem;
}

.document-request .actions {
  justify-content: center;
}

.tag-list {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  padding: 0;
  margin: 20px 0 0;
  list-style: none;
}

.tag-list li {
  border: 1px solid var(--line);
  background: var(--white);
  border-radius: 999px;
  padding: 8px 12px;
  color: var(--muted);
  font-weight: 700;
}

.page-hero {
  position: relative;
  overflow: hidden;
  background: linear-gradient(135deg, #102127, #006f64);
  color: var(--white);
  padding: 74px 0;
}

.page-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(13, 24, 30, 0.9), rgba(13, 24, 30, 0.56));
  z-index: 1;
}

.page-hero .section-inner {
  position: relative;
  z-index: 2;
}

.page-hero p {
  max-width: 820px;
  color: #dcefed;
  font-size: 1.12rem;
}

.contact-box {
  display: grid;
  gap: 12px;
}

.contact-line {
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--white);
}

.contact-line strong {
  display: block;
  color: var(--teal-dark);
}

.form {
  display: grid;
  gap: 14px;
}

.form input,
.form textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 13px 14px;
  font: inherit;
}

.form textarea {
  min-height: 140px;
  resize: vertical;
}

.map-section {
  padding-top: 0;
}

.map-panel {
  display: grid;
  grid-template-columns: minmax(280px, 0.45fr) minmax(0, 1fr);
  gap: 28px;
  align-items: stretch;
  border: 1px solid var(--line);
  border-radius: 8px;
  overflow: hidden;
  background: var(--white);
}

.map-copy {
  padding: 30px;
  background: var(--soft);
}

.map-copy p {
  color: var(--muted);
}

.map-frame {
  min-height: 390px;
  border: 0;
  width: 100%;
  height: 100%;
  display: block;
}

.footer {
  background: var(--ink);
  color: var(--white);
  padding: 26px 0 26px;
}

.footer-inner {
  display: grid;
  grid-template-columns: 1.2fr 1fr 1fr;
  gap: 34px;
}

.footer a,
.footer p {
  color: #c9d4d7;
}

.footer-logo {
  width: 82px;
  max-width: 100%;
  margin-bottom: 14px;
}

.footer h3 {
  color: var(--white);
}

.footer ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.footer li {
  margin: 8px 0;
}

.vendor-strip {
  width: min(var(--max), calc(100% - 40px));
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 364px));
  justify-content: center;
  gap: 18px;
  margin: 8px auto 0;
  padding-top: 14px;
  padding-bottom: 14px;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
}

.vendor-item {
  display: grid;
  justify-items: center;
  grid-template-rows: 78px auto;
  align-content: center;
  gap: 8px;
  min-height: 116px;
  padding: 12px 14px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.95);
  text-align: center;
}

.vendor-logo {
  min-height: 72px;
  display: flex;
  align-items: center;
  justify-content: center;
  align-self: center;
  line-height: 1.05;
  font-weight: 900;
  text-align: center;
}

.vendor-logo.aramco {
  width: 210px;
  height: 72px;
  background-image: url("assets/vendor-saudi-aramco.png");
  background-position: center;
  background-repeat: no-repeat;
  background-size: contain;
}

.vendor-logo.sabic {
  width: 238px;
  height: 78px;
  background-image: url("assets/vendor-sabic-logo.png");
  background-position: center;
  background-repeat: no-repeat;
  background-size: contain;
}

.vendor-logo.sec {
  width: 190px;
  height: 72px;
  background-image: url("assets/vendor-saudi-energy.png");
  background-position: center;
  background-repeat: no-repeat;
  background-size: contain;
}

.vendor-id {
  align-self: start;
  color: #273239;
  font-size: 1.08rem;
  font-weight: 900;
}

.copyright {
  width: min(var(--max), calc(100% - 40px));
  margin: 0 auto;
  padding-top: 14px;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  color: #b7c3c6;
}

@media (max-width: 900px) {
  .nav-inner,
  .hero .section-inner,
  .split,
  .footer-inner {
    grid-template-columns: 1fr;
  }

  .nav-inner {
    align-items: flex-start;
    flex-wrap: wrap;
    padding: 14px 0;
  }

  .nav-links {
    justify-content: flex-start;
    width: 100%;
  }

  .dropdown-menu {
    left: 0;
    right: auto;
  }

  .hero .section-inner {
    min-height: 520px;
    padding-top: 64px;
    padding-bottom: 64px;
  }

  .hero-panel {
    max-width: 420px;
  }

  .grid.three,
  .grid.two,
  .stat-row,
  .media-feature,
  .partnership-spotlight,
  .product-catalog,
  .catalog-group,
  .catalog-group ul,
  .product-support,
  .support-grid,
  .document-grid,
  .product-highlight-strip {
    grid-template-columns: 1fr;
  }

  .product-catalog-section {
    background: var(--white);
  }

  .catalog-menu {
    position: static;
  }

  .vendor-strip {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 560px) {
  .topbar-inner,
  .nav-inner,
  .section-inner,
  .footer-inner,
  .copyright {
    width: min(100% - 28px, var(--max));
  }

  .brand {
    min-width: 0;
  }

  .brand img {
    width: 68px;
    height: 68px;
  }

  .nav-links a {
    padding: 8px 9px;
  }

  .nav-item {
    position: static;
  }

  .dropdown-menu {
    width: min(100%, 300px);
  }

  .topbar-inner {
    justify-content: center;
    text-align: center;
  }

  .contact-strip {
    justify-content: center;
  }

  .section {
    padding: 54px 0;
  }

  .catalog-menu,
  .catalog-group,
  .support-grid article {
    padding: 20px;
  }
}