:root {
  --house-black: #0a0a0a;
  --deep-black: #050505;
  --warm-ivory: #f7f5f0;
  --paper: #ffffff;
  --graphite: #555555;
  --line: #d8d5cf;
  --line-dark: rgba(255, 255, 255, 0.17);
  --muted-dark: rgba(255, 255, 255, 0.62);
  --page-pad: clamp(1.25rem, 4vw, 4.5rem);
  --section-gap: clamp(6rem, 12vw, 11rem);
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 6rem;
}

body {
  margin: 0;
  background: var(--warm-ivory);
  color: var(--house-black);
  font-family: "Nimbus Sans", "Helvetica Neue", Helvetica, Arial, sans-serif;
  font-size: 1rem;
  line-height: 1.6;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

body.menu-open {
  overflow: hidden;
}

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

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

button,
a {
  -webkit-tap-highlight-color: transparent;
}

button {
  font: inherit;
}

a:focus-visible,
button:focus-visible {
  outline: 2px solid currentColor;
  outline-offset: 5px;
}

.skip-link {
  position: fixed;
  top: 0.75rem;
  left: 0.75rem;
  z-index: 1000;
  padding: 0.75rem 1rem;
  background: var(--warm-ivory);
  color: var(--house-black);
  transform: translateY(-160%);
  transition: transform 180ms ease;
}

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

.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 100;
  color: var(--paper);
  border-bottom: 1px solid transparent;
  transition:
    background-color 280ms ease,
    border-color 280ms ease,
    backdrop-filter 280ms ease;
}

.site-header.is-scrolled {
  background: rgba(10, 10, 10, 0.88);
  border-bottom-color: var(--line-dark);
  backdrop-filter: blur(16px);
}

.header-inner {
  width: min(100%, 100rem);
  min-height: 5.5rem;
  margin: 0 auto;
  padding: 0 var(--page-pad);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}

.header-brand {
  width: clamp(8.75rem, 12vw, 11rem);
  flex: 0 0 auto;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: clamp(1.4rem, 3vw, 3.4rem);
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.11em;
  text-transform: uppercase;
}

.site-nav > a:not(.nav-enquire) {
  position: relative;
  padding: 0.5rem 0;
  color: rgba(255, 255, 255, 0.72);
  transition: color 180ms ease;
}

.site-nav > a:not(.nav-enquire)::after {
  content: "";
  position: absolute;
  right: 0;
  bottom: 0.15rem;
  left: 0;
  height: 1px;
  background: currentColor;
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 300ms var(--ease);
}

.site-nav > a:not(.nav-enquire):hover {
  color: var(--paper);
}

.site-nav > a:not(.nav-enquire):hover::after {
  transform: scaleX(1);
  transform-origin: left;
}

.nav-enquire {
  min-height: 2.75rem;
  padding: 0.72rem 1.05rem;
  display: inline-flex;
  align-items: center;
  border: 1px solid rgba(255, 255, 255, 0.55);
  transition:
    background-color 180ms ease,
    color 180ms ease;
}

.nav-enquire:hover {
  background: var(--paper);
  color: var(--house-black);
}

.menu-toggle {
  width: 3rem;
  height: 3rem;
  padding: 0;
  display: none;
  place-items: center;
  border: 0;
  background: transparent;
  color: var(--paper);
  cursor: pointer;
}

.menu-toggle span {
  position: absolute;
  width: 1.5rem;
  height: 1px;
  background: currentColor;
  transition: transform 260ms var(--ease);
}

.menu-toggle span:first-child {
  transform: translateY(-0.25rem);
}

.menu-toggle span:last-child {
  transform: translateY(0.25rem);
}

.menu-toggle[aria-expanded="true"] span:first-child {
  transform: rotate(45deg);
}

.menu-toggle[aria-expanded="true"] span:last-child {
  transform: rotate(-45deg);
}

.hero {
  position: relative;
  min-height: 100svh;
  overflow: hidden;
  background: var(--house-black);
  color: var(--paper);
}

.hero-grid {
  position: absolute;
  inset: 0;
  opacity: 0.72;
  pointer-events: none;
  background-image:
    linear-gradient(to right, transparent calc(25% - 0.5px), rgba(255, 255, 255, 0.08) 25%, transparent calc(25% + 0.5px)),
    linear-gradient(to right, transparent calc(50% - 0.5px), rgba(255, 255, 255, 0.08) 50%, transparent calc(50% + 0.5px)),
    linear-gradient(to right, transparent calc(75% - 0.5px), rgba(255, 255, 255, 0.08) 75%, transparent calc(75% + 0.5px));
}

.hero-grid::before,
.hero-grid::after {
  content: "";
  position: absolute;
  left: 0;
  width: 100%;
  height: 1px;
  background: rgba(255, 255, 255, 0.08);
}

.hero-grid::before {
  top: 33%;
}

.hero-grid::after {
  top: 67%;
}

.hero-inner {
  position: relative;
  z-index: 1;
  width: min(100%, 100rem);
  min-height: 100svh;
  margin: 0 auto;
  padding: clamp(7.5rem, 13vh, 10rem) var(--page-pad) 2.25rem;
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  grid-template-rows: auto minmax(5rem, 1fr) auto auto;
  column-gap: clamp(1rem, 2vw, 2rem);
}

.hero-meta {
  grid-column: 1 / -1;
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  font-size: 0.72rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--muted-dark);
}

.hero-mark {
  grid-column: 1 / -1;
  align-self: center;
  width: min(100%, 77rem);
  margin: clamp(4rem, 9vh, 7rem) auto clamp(3.5rem, 8vh, 6.5rem);
}

.hero-statement {
  grid-column: 1 / span 9;
  align-self: end;
}

.eyebrow,
.micro-label,
.detail-label {
  margin: 0 0 1.15rem;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.17em;
  text-transform: uppercase;
  color: var(--graphite);
}

.eyebrow.light {
  color: var(--muted-dark);
}

.hero h1 {
  max-width: 68rem;
  margin: 0;
  font-size: clamp(2.55rem, 6.2vw, 6.75rem);
  font-weight: 400;
  letter-spacing: -0.055em;
  line-height: 0.96;
  text-wrap: balance;
}

.hero-copy {
  max-width: 40rem;
  margin: 1.75rem 0 0;
  font-size: clamp(1rem, 1.6vw, 1.25rem);
  line-height: 1.55;
  color: var(--muted-dark);
}

.hero-actions {
  margin-top: 2.25rem;
  display: flex;
  align-items: center;
  gap: 2rem;
  flex-wrap: wrap;
}

.button {
  min-height: 3.5rem;
  padding: 0.9rem 1.3rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.13em;
  text-transform: uppercase;
  transition:
    background-color 220ms ease,
    color 220ms ease,
    border-color 220ms ease;
}

.button-light {
  border-color: var(--paper);
  background: var(--paper);
  color: var(--house-black);
}

.button-light:hover {
  border-color: rgba(255, 255, 255, 0.5);
  background: transparent;
  color: var(--paper);
}

.button-dark {
  border-color: var(--house-black);
  background: var(--house-black);
  color: var(--paper);
}

.button-dark:hover {
  background: transparent;
  color: var(--house-black);
}

.text-link {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  padding: 0.8rem 0;
  border-bottom: 1px solid currentColor;
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.text-link span {
  transition: transform 220ms var(--ease);
}

.text-link:hover span {
  transform: translate(0.2rem, -0.2rem);
}

.light-link {
  color: rgba(255, 255, 255, 0.8);
}

.hero-foot {
  grid-column: 10 / -1;
  align-self: end;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 0.85rem;
  font-size: 0.68rem;
  letter-spacing: 0.13em;
  text-transform: uppercase;
  color: var(--muted-dark);
}

.hero-foot-line {
  height: 1px;
  background: rgba(255, 255, 255, 0.35);
}

.section {
  padding: var(--section-gap) var(--page-pad);
}

.section-shell {
  width: min(100%, 91rem);
  margin: 0 auto;
}

.section-index {
  margin-bottom: clamp(3.75rem, 8vw, 7rem);
  padding-bottom: 1rem;
  display: grid;
  grid-template-columns: minmax(3rem, 1fr) 3fr;
  gap: 2rem;
  border-bottom: 1px solid var(--line);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--graphite);
}

.section-index.inverse {
  border-color: var(--line-dark);
  color: var(--muted-dark);
}

.overview {
  background: var(--warm-ivory);
}

.overview-content {
  display: grid;
  grid-template-columns: 2.05fr 1fr;
  gap: clamp(3rem, 8vw, 8rem);
  align-items: end;
}

.display-heading {
  margin: 0;
  font-size: clamp(2.65rem, 6vw, 6.65rem);
  font-weight: 400;
  letter-spacing: -0.06em;
  line-height: 0.96;
  text-wrap: balance;
}

.display-heading.inverse {
  color: var(--paper);
}

.overview-copy {
  padding-bottom: 0.5rem;
}

.overview-copy p,
.partnership-copy > p,
.leysa-story > p:last-of-type,
.capabilities-intro {
  margin: 0;
  font-size: clamp(1rem, 1.55vw, 1.22rem);
  line-height: 1.65;
  color: var(--graphite);
}

.overview-copy p + p {
  margin-top: 1.35rem;
}

.operating-line {
  margin-top: clamp(5rem, 10vw, 9rem);
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.operating-line > div {
  position: relative;
  min-height: 15rem;
  padding: 2rem clamp(1.2rem, 3vw, 2.75rem) 2.35rem 0;
}

.operating-line > div:not(:last-child) {
  border-right: 1px solid var(--line);
  margin-right: clamp(1.2rem, 3vw, 2.75rem);
}

.operating-number,
.capability-number {
  display: block;
  margin-bottom: 3.5rem;
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  color: var(--graphite);
}

.operating-line strong {
  display: block;
  font-size: clamp(1.65rem, 3vw, 2.65rem);
  font-weight: 400;
  letter-spacing: -0.035em;
}

.operating-line p {
  max-width: 17rem;
  margin: 0.9rem 0 0;
  color: var(--graphite);
}

.capabilities {
  background: var(--house-black);
  color: var(--paper);
}

.capabilities-head {
  display: grid;
  grid-template-columns: 2.1fr 0.9fr;
  align-items: end;
  gap: clamp(3rem, 7vw, 7rem);
}

.capabilities-intro {
  color: var(--muted-dark);
}

.capability-list {
  margin-top: clamp(4.5rem, 8vw, 7.5rem);
  border-top: 1px solid var(--line-dark);
}

.capability-item {
  min-height: 12rem;
  padding: 2.15rem 0;
  display: grid;
  grid-template-columns: minmax(3rem, 1fr) 3fr auto;
  align-items: start;
  gap: 2rem;
  border-bottom: 1px solid var(--line-dark);
}

.capability-item .capability-number {
  margin: 0;
  color: var(--muted-dark);
}

.capability-item h3 {
  margin: 0;
  font-size: clamp(1.8rem, 3.8vw, 3.8rem);
  font-weight: 400;
  letter-spacing: -0.045em;
  line-height: 1;
}

.capability-item p {
  max-width: 38rem;
  margin: 1rem 0 0;
  color: var(--muted-dark);
}

.capability-symbol {
  font-size: 1.7rem;
  font-weight: 300;
  line-height: 1;
  color: var(--muted-dark);
  transition: transform 250ms var(--ease);
}

.capability-item:hover .capability-symbol {
  transform: translate(0.25rem, -0.25rem);
}

.leysa {
  background: var(--warm-ivory);
}

.leysa-panel {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  border: 1px solid var(--line);
  background: var(--paper);
}

.leysa-brand {
  min-height: 32rem;
  padding: clamp(2rem, 5vw, 4.5rem);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  border-right: 1px solid var(--line);
}

.leysa-brand img {
  width: min(100%, 25rem);
  margin: auto;
}

.leysa-story {
  padding: clamp(2.5rem, 6vw, 6rem);
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.leysa-story h2 {
  margin: 0 0 2rem;
  font-size: clamp(2.45rem, 5vw, 5.15rem);
  font-weight: 400;
  letter-spacing: -0.055em;
  line-height: 0.98;
  text-wrap: balance;
}

.leysa-path {
  margin-top: 3rem;
  border-top: 1px solid var(--line);
}

.leysa-path span {
  min-height: 3.7rem;
  padding: 1rem 0;
  display: flex;
  align-items: center;
  border-bottom: 1px solid var(--line);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.partnership {
  background: var(--paper);
}

.partnership-grid {
  display: grid;
  grid-template-columns: 1.65fr 0.75fr;
  gap: clamp(3rem, 10vw, 10rem);
  align-items: start;
}

.partnership-copy {
  padding-top: 0.45rem;
}

.partner-types {
  margin: 2.5rem 0 3rem;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line);
}

.partner-types li {
  padding: 1rem 0;
  border-bottom: 1px solid var(--line);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.contact {
  padding: var(--section-gap) var(--page-pad) clamp(5rem, 9vw, 8rem);
  background: var(--house-black);
  color: var(--paper);
}

.contact-shell {
  width: min(100%, 91rem);
  margin: 0 auto;
}

.contact-kicker {
  padding-bottom: 1rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  border-bottom: 1px solid var(--line-dark);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--muted-dark);
}

.contact-title {
  margin: clamp(4.5rem, 9vw, 8rem) 0 1.5rem;
  font-size: clamp(3.4rem, 10vw, 10rem);
  font-weight: 400;
  letter-spacing: -0.075em;
  line-height: 0.86;
}

.contact-email {
  width: fit-content;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.5);
  font-size: clamp(1.2rem, 2.3vw, 2rem);
  color: var(--muted-dark);
  transition: color 180ms ease;
}

.contact-email:hover {
  color: var(--paper);
}

.contact-email span {
  transition: transform 220ms var(--ease);
}

.contact-email:hover span {
  transform: translate(0.2rem, -0.2rem);
}

.contact-details {
  margin-top: clamp(5rem, 10vw, 9rem);
  display: grid;
  grid-template-columns: 0.85fr 1.25fr 1.4fr;
  gap: clamp(2.5rem, 6vw, 6rem);
}

.contact-details > div {
  padding-top: 1.1rem;
  border-top: 1px solid var(--line-dark);
}

.contact-details .detail-label {
  display: block;
  color: rgba(255, 255, 255, 0.45);
}

.contact-details a,
.contact-details address,
.contact-details p {
  margin: 0;
  font-size: 1rem;
  font-style: normal;
  color: rgba(255, 255, 255, 0.82);
}

.contact-details a:hover {
  color: var(--paper);
}

.contact-registration {
  margin-top: 4rem;
  padding-top: 1rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 2rem;
  border-top: 1px solid var(--line-dark);
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.45);
}

.site-footer {
  padding: 2.2rem var(--page-pad);
  background: var(--deep-black);
  color: rgba(255, 255, 255, 0.48);
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-inner {
  width: min(100%, 91rem);
  margin: 0 auto;
  display: grid;
  grid-template-columns: minmax(8rem, 0.75fr) 2fr auto;
  align-items: end;
  gap: 2rem;
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.footer-inner > img {
  width: 8.5rem;
}

.footer-legal p {
  margin: 0.2rem 0;
}

.footer-legal p[lang="ar"] {
  width: fit-content;
  font-family: Arial, sans-serif;
  letter-spacing: 0;
  text-transform: none;
}

.footer-inner > a {
  padding: 0.6rem 0;
  color: rgba(255, 255, 255, 0.68);
}

.reveal {
  opacity: 0;
  transform: translateY(1.5rem);
  transition:
    opacity 750ms var(--ease),
    transform 750ms var(--ease);
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 70rem) {
  .hero-statement {
    grid-column: 1 / span 10;
  }

  .hero-foot {
    grid-column: 9 / -1;
  }

  .overview-content,
  .capabilities-head,
  .partnership-grid {
    grid-template-columns: 1fr 0.65fr;
    gap: clamp(3rem, 6vw, 5rem);
  }

  .leysa-panel {
    grid-template-columns: 0.8fr 1.2fr;
  }
}

@media (max-width: 52rem) {
  .header-inner {
    min-height: 4.8rem;
  }

  .menu-toggle {
    position: relative;
    z-index: 3;
    display: grid;
  }

  .site-nav {
    position: fixed;
    inset: 0;
    z-index: 2;
    padding: 7.5rem var(--page-pad) 3rem;
    display: flex;
    flex-direction: column;
    align-items: stretch;
    justify-content: center;
    gap: 0;
    background: var(--house-black);
    visibility: hidden;
    opacity: 0;
    transform: translateY(-1rem);
    transition:
      visibility 0s linear 320ms,
      opacity 260ms ease,
      transform 320ms var(--ease);
  }

  .site-nav.is-open {
    visibility: visible;
    opacity: 1;
    transform: translateY(0);
    transition-delay: 0s;
  }

  .site-nav > a,
  .site-nav > a:not(.nav-enquire) {
    min-height: 4.25rem;
    padding: 1rem 0;
    display: flex;
    align-items: center;
    border-bottom: 1px solid var(--line-dark);
    font-size: 1.15rem;
    color: var(--paper);
  }

  .site-nav > a:not(.nav-enquire)::after {
    display: none;
  }

  .nav-enquire {
    margin-top: 2rem;
    padding: 1rem 1.15rem !important;
    justify-content: center;
    border: 1px solid rgba(255, 255, 255, 0.6) !important;
  }

  .hero-inner {
    grid-template-rows: auto minmax(3rem, 0.6fr) auto auto;
    padding-top: 7rem;
  }

  .hero-meta span:last-child {
    display: none;
  }

  .hero-mark {
    margin: 3.5rem auto;
  }

  .hero-statement {
    grid-column: 1 / -1;
  }

  .hero-foot {
    grid-column: 1 / -1;
    margin-top: 3.5rem;
  }

  .section-index,
  .capability-item {
    grid-template-columns: 3.5rem 1fr auto;
  }

  .section-index span:last-child {
    grid-column: 2 / -1;
  }

  .overview-content,
  .capabilities-head,
  .partnership-grid,
  .leysa-panel {
    grid-template-columns: 1fr;
  }

  .overview-copy,
  .capabilities-intro,
  .partnership-copy {
    max-width: 39rem;
  }

  .operating-line {
    grid-template-columns: 1fr;
  }

  .operating-line > div {
    min-height: auto;
    padding: 1.8rem 0 2rem;
  }

  .operating-line > div:not(:last-child) {
    margin-right: 0;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .operating-number {
    margin-bottom: 2rem;
  }

  .capability-item {
    min-height: 0;
  }

  .leysa-brand {
    min-height: 20rem;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

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

  .contact-details > div:last-child {
    grid-column: 1 / -1;
  }

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

  .footer-legal {
    grid-column: 1 / -1;
    grid-row: 2;
  }
}

@media (max-width: 36rem) {
  .hero h1 {
    font-size: clamp(2.45rem, 12vw, 4.2rem);
  }

  .hero-actions {
    align-items: stretch;
    flex-direction: column;
    gap: 0.9rem;
  }

  .text-link {
    width: fit-content;
  }

  .section-index {
    margin-bottom: 3.75rem;
  }

  .display-heading {
    font-size: clamp(2.4rem, 13vw, 4.25rem);
  }

  .capability-item {
    grid-template-columns: 2.75rem 1fr;
    gap: 1rem;
  }

  .capability-symbol {
    display: none;
  }

  .capability-item p {
    font-size: 0.95rem;
  }

  .leysa-brand,
  .leysa-story {
    padding: 2rem 1.35rem;
  }

  .leysa-brand {
    min-height: 17rem;
  }

  .contact-kicker span:last-child {
    display: none;
  }

  .contact-title {
    font-size: clamp(3.2rem, 17vw, 5rem);
  }

  .contact-email {
    font-size: clamp(1.05rem, 5.5vw, 1.45rem);
  }

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

  .contact-details > div:last-child {
    grid-column: auto;
  }

  .footer-inner {
    align-items: start;
  }

  .footer-inner > a {
    font-size: 0;
  }

  .footer-inner > a::after {
    content: "↑";
    font-size: 1rem;
  }
}

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

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }
}