:root{--navy:#123f5a;--blue:#17668c;--green:#78a933;--pale:#ddeef3;--off:#f3f6f4;--ink:#20333b;--grey:#68777e;--white:#fff}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--off);color:var(--ink);font-family:"Champagne & Limousines","Avenir Next",Avenir,"Segoe UI",sans-serif}a{color:inherit;text-decoration:none}.site-header{height:92px;padding:0 clamp(28px,5vw,84px);display:flex;align-items:center;justify-content:space-between;background:#fff;position:relative;z-index:10}.brand{display:flex;align-items:center;gap:14px}.brand img{width:52px;height:52px;object-fit:contain}.brand span{display:flex;flex-direction:column;color:var(--navy);line-height:.9}.brand strong{font-size:25px;letter-spacing:.07em}.brand small{font-size:9px;letter-spacing:.1em;margin-top:8px;font-weight:700}.site-header nav{display:flex;align-items:center;gap:34px;font-size:14px;font-weight:600}.site-header nav>a:not(.nav-cta){border-bottom:1px solid transparent;padding:8px 0}.site-header nav>a:not(.nav-cta):hover{border-color:var(--green)}.nav-cta{background:var(--navy);color:#fff;padding:14px 19px;display:flex;gap:20px;align-items:center}.hero{position:relative;height:calc(100vh - 92px);min-height:650px;max-height:850px;overflow:hidden;color:#fff}.hero-image{position:absolute;inset:0;background:url('./brand/doha-hero.jpg') center/cover no-repeat;transform:scale(1.015)}.hero-shade{position:absolute;inset:0;background:linear-gradient(90deg,rgba(9,40,57,.94) 0%,rgba(9,40,57,.72) 42%,rgba(9,40,57,.08) 73%),linear-gradient(0deg,rgba(9,40,57,.55),transparent 44%)}.hero-content{position:absolute;left:clamp(28px,7vw,116px);top:50%;transform:translateY(-54%);max-width:790px}.eyebrow{font-size:13px;text-transform:uppercase;letter-spacing:.15em;font-weight:700;display:flex;align-items:center;gap:12px}.eyebrow span{width:32px;height:3px;background:var(--green)}h1{font-size:clamp(54px,6.1vw,96px);line-height:.92;letter-spacing:-.035em;margin:28px 0 30px;font-weight:700}.hero-copy{font-size:clamp(17px,1.45vw,22px);line-height:1.5;max-width:670px;color:rgba(255,255,255,.85)}.hero-actions{display:flex;gap:14px;margin-top:38px}.button{padding:17px 21px;min-width:210px;display:flex;align-items:center;justify-content:space-between;font-weight:700;font-size:14px}.button.primary{background:var(--green);color:white}.button.quiet{border:1px solid rgba(255,255,255,.55)}.continuity-card{position:absolute;right:clamp(28px,5vw,78px);bottom:0;width:min(430px,34vw);background:rgba(243,246,244,.96);color:var(--ink);padding:26px 30px;border-top:5px solid var(--green)}.continuity-card span{font-size:11px;letter-spacing:.15em;color:var(--green);font-weight:800}.continuity-card p{margin:9px 0 0;line-height:1.45;font-size:14px;font-weight:600}.stat-band{background:#fff;display:grid;grid-template-columns:1fr 1fr 1fr 2fr;padding:0 clamp(28px,5vw,84px)}.stat-band>div{padding:32px 30px;border-right:1px solid #d9e2e4;display:flex;flex-direction:column}.stat-band strong{font-size:34px;color:var(--navy)}.stat-band span{font-size:11px;text-transform:uppercase;letter-spacing:.11em;color:var(--grey);font-weight:700}.stat-statement{justify-content:center;background:var(--pale);border-right:0!important}.stat-statement strong{font-size:20px;margin-top:4px;text-transform:uppercase;letter-spacing:.035em}.stat-statement span{color:var(--green)}
@media(max-width:900px){.hero{min-height:700px}.hero-content{top:44%;transform:translateY(-50%)}.continuity-card{right:0;width:100%;max-width:520px}.stat-band{grid-template-columns:repeat(3,1fr);padding:0}.stat-statement{grid-column:1/-1}.stat-band>div{padding:25px}.stat-band strong{font-size:28px}}
@media(max-width:600px){.site-header{height:78px;padding:0 18px}.brand img{width:44px;height:44px}.brand strong{font-size:21px}.nav-cta{font-size:0;min-width:45px;padding:13px}.nav-cta span{font-size:18px}.hero{height:780px;min-height:0}.hero-shade{background:linear-gradient(90deg,rgba(9,40,57,.94),rgba(9,40,57,.34)),linear-gradient(0deg,rgba(9,40,57,.8),transparent 60%)}.hero-content{left:22px;right:22px;top:40%}h1{font-size:50px}.hero-copy{font-size:17px}.hero-actions{flex-direction:column;width:240px}.continuity-card{padding:22px;width:calc(100% - 22px)}.stat-band{grid-template-columns:1fr 1fr}.stat-band>div:nth-child(3){grid-column:1/-1}.stat-band>div{padding:22px 18px}.stat-statement{grid-column:1/-1}.stat-statement strong{font-size:17px}}
.section{padding:clamp(80px,9vw,140px) clamp(28px,7vw,116px)}.section-label{text-transform:uppercase;letter-spacing:.16em;font-size:11px;font-weight:800;color:var(--green);margin:0 0 18px}.section-label.light{color:#b4d674}.section h2,.engineering-copy h2,.heritage-panel h2{font-size:clamp(40px,4.3vw,66px);line-height:1.01;letter-spacing:-.025em;margin:0;color:var(--navy)}.section h2 em{font-style:normal;color:var(--blue)}.section-intro{display:grid;grid-template-columns:.55fr 1.35fr .85fr;gap:50px;align-items:end}.section-intro>p:last-child,.projects-heading>p{font-size:16px;line-height:1.65;color:var(--grey);margin:0}.capability-grid{display:grid;grid-template-columns:repeat(3,1fr);margin-top:70px;border-top:1px solid #cad6d9}.capability-card{padding:34px 30px 30px;border-right:1px solid #cad6d9;min-height:355px;display:flex;flex-direction:column}.capability-card:first-child{padding-left:0}.capability-card:last-child{border-right:0}.cap-number{font-size:12px;color:var(--green);font-weight:800}.capability-card h3{font-size:27px;line-height:1.1;color:var(--navy);margin:55px 0 17px}.capability-card p{color:var(--grey);line-height:1.6;font-size:15px}.capability-card small{font-size:9px;letter-spacing:.1em;color:var(--blue);font-weight:800;margin-top:auto}.capability-card a{font-size:13px;border-top:1px solid #cad6d9;padding-top:18px;margin-top:20px;display:flex;justify-content:space-between;font-weight:800}.engineering-split{display:grid;grid-template-columns:1.12fr .88fr;min-height:610px}.engineering-image{background:url('./brand/engineering.jpg') center/cover no-repeat;min-height:470px}.engineering-copy{background:var(--navy);color:#fff;padding:clamp(55px,7vw,105px)}.engineering-copy h2,.heritage-panel h2{color:#fff}.engineering-copy>p:not(.section-label){line-height:1.7;color:#d7e5e9;font-size:16px}.mini-grid{display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid rgba(255,255,255,.25);margin-top:44px;padding-top:26px;gap:16px}.mini-grid div{display:flex;flex-direction:column}.mini-grid b{font-size:24px;color:#fff}.mini-grid span{font-size:10px;text-transform:uppercase;letter-spacing:.08em;color:#afc6ce}.projects{background:#fff}.projects-heading{display:grid;grid-template-columns:1.4fr .6fr;align-items:end;gap:70px}.project-list{margin-top:66px;border-top:1px solid #cbd7da}.project-row{display:grid;grid-template-columns:70px 1.2fr .8fr 42px;align-items:center;gap:20px;padding:30px 0;border-bottom:1px solid #cbd7da;position:relative;overflow:hidden}.project-row:before{content:"";position:absolute;left:0;top:0;bottom:0;width:0;background:var(--pale);transition:width .35s ease}.project-row:hover:before{width:100%}.project-row>*{position:relative}.project-index{color:var(--green);font-size:12px;font-weight:800}.project-row small{color:var(--grey);text-transform:uppercase;letter-spacing:.11em;font-size:9px}.project-row h3{font-size:27px;color:var(--navy);margin:7px 0 0}.project-row p{font-size:13px;color:var(--grey)}.project-row>a{width:38px;height:38px;background:var(--navy);color:#fff;display:grid;place-items:center}.text-link{display:flex;justify-content:space-between;max-width:340px;margin-top:34px;font-weight:800;border-bottom:2px solid var(--green);padding-bottom:10px}.heritage{display:grid;grid-template-columns:1.06fr .94fr;min-height:650px}.heritage-image{background:url('./brand/environment.jpg') center/cover no-repeat}.heritage-panel{background:var(--blue);color:#fff;padding:clamp(55px,7vw,105px)}.heritage-panel>p:not(.section-label){line-height:1.7;color:#d7eaf1;font-size:16px}.timeline{margin-top:38px;border-left:2px solid #8db84e}.timeline div{padding:8px 0 25px 25px;display:flex;flex-direction:column}.timeline b{font-size:15px}.timeline span{font-size:11px;text-transform:uppercase;letter-spacing:.08em;color:#c8dce3;margin-top:5px}.contact{display:grid;grid-template-columns:1.2fr .8fr;gap:70px;background:var(--off);align-items:end}.contact-side{display:flex;flex-direction:column;gap:14px;color:var(--grey)}.contact-side p{line-height:1.55}.contact-side a{font-size:22px;color:var(--navy);font-weight:800;border-bottom:2px solid var(--green);padding-bottom:12px;display:flex;justify-content:space-between}.contact-side span{font-size:12px;text-transform:uppercase;letter-spacing:.1em}footer{background:#0b2d40;color:#fff;padding:52px clamp(28px,7vw,116px);display:grid;grid-template-columns:1fr 1fr auto;align-items:center;gap:40px}.footer-brand img{width:44px;height:44px}.footer-brand span{color:#fff}footer p{font-size:11px;text-transform:uppercase;letter-spacing:.1em;color:#a9bec7}footer>small{font-size:10px;color:#829ba5}
@media(max-width:900px){.section-intro{grid-template-columns:1fr}.capability-grid{grid-template-columns:1fr}.capability-card{border-right:0;border-bottom:1px solid #cad6d9;padding-left:0;min-height:290px}.engineering-split,.heritage{grid-template-columns:1fr}.engineering-image,.heritage-image{min-height:430px}.projects-heading,.contact{grid-template-columns:1fr}.project-row{grid-template-columns:45px 1fr 42px}.project-row p{display:none}footer{grid-template-columns:1fr 1fr}footer>small{grid-column:1/-1}}
@media(max-width:600px){.section{padding:75px 22px}.section h2,.engineering-copy h2,.heritage-panel h2{font-size:40px}.capability-grid{margin-top:45px}.engineering-image,.heritage-image{min-height:310px}.engineering-copy,.heritage-panel{padding:58px 22px}.mini-grid{grid-template-columns:1fr}.projects-heading{gap:28px}.project-list{margin-top:42px}.project-row{grid-template-columns:35px 1fr 36px;gap:8px}.project-row h3{font-size:21px}.contact{gap:35px}.contact-side a{font-size:18px}footer{grid-template-columns:1fr;padding:45px 22px}}

/* Balanced supporting type scale */
.brand small{font-size:10.5px}
.eyebrow{font-size:14px}
.continuity-card span{font-size:13px}
.stat-band span{font-size:12.5px}
.section-label{font-size:13px}
.cap-number{font-size:14px}
.capability-card small{font-size:11.5px;line-height:1.4}
.capability-card a{font-size:14px}
.mini-grid span{font-size:12px;line-height:1.4}
.project-index{font-size:13px}
.project-row small{font-size:11.5px}
.project-row p{font-size:14px}
.timeline span{font-size:12.5px;line-height:1.4}
.contact-side span{font-size:13px}
footer p{font-size:12.5px;line-height:1.5}
footer>small{font-size:12px}

/* Green is a structural heading colour, not micro-copy */
.eyebrow{font-size:16px;letter-spacing:.12em}
.continuity-card span{font-size:15px;letter-spacing:.12em}
.section-label{font-size:16px;letter-spacing:.12em;line-height:1.25}
.section-intro{align-items:start}
.section-intro>.section-label{padding-top:10px}
.section-intro>p:last-child{padding-top:48px}
.cap-number{font-size:16px}
.project-index{font-size:15px}
.stat-statement span{font-size:14.5px}

@media(max-width:900px){
  .section-intro>.section-label,.section-intro>p:last-child{padding-top:0}
}

/* Dense, balanced editorial scale */
.site-header{height:112px;padding-inline:clamp(28px,4.5vw,76px)}
.brand{gap:18px;flex-shrink:0}
.brand img{width:76px;height:76px}
.brand .brand-words{width:190px;line-height:1;display:flex;flex-direction:column}
.contra-word{width:100%;display:flex;justify-content:space-between;font-size:31px;line-height:.9;letter-spacing:0!important}
.contra-word i{font-style:normal}
.brand small{width:100%;margin-top:9px;font-size:11.5px;line-height:1;letter-spacing:.07em;text-align:center;white-space:nowrap}
.hero{height:calc(100vh - 112px);min-height:620px}
.hero-content{max-width:735px}
h1{font-size:clamp(54px,5.5vw,84px);line-height:.95;margin-block:24px 24px}
.hero-copy{font-size:clamp(18px,1.35vw,21px)}
.eyebrow{font-size:17px}
.continuity-card span{font-size:16px}
.continuity-card p{font-size:16px}
.stat-band>div{padding-block:26px}
.stat-band span{font-size:14px}
.stat-statement span{font-size:16px}

.section{padding:clamp(68px,6vw,92px) clamp(28px,6vw,100px)}
.section h2,.engineering-copy h2,.heritage-panel h2{font-size:clamp(40px,3.7vw,57px);line-height:1.04}
.section-intro{grid-template-columns:.5fr 1.25fr .8fr;gap:36px}
.section-label{font-size:18px;letter-spacing:.1em}
.section-intro>.section-label{padding-top:7px}
.section-intro>p:last-child{padding-top:34px;font-size:17px;line-height:1.55}
.capability-grid{margin-top:44px}
.capability-card{min-height:292px;padding:27px 26px 25px}
.cap-number{font-size:18px}
.capability-card h3{margin:29px 0 13px;font-size:27px}
.capability-card p{font-size:16px;line-height:1.5}
.capability-card small{font-size:13px}
.capability-card a{font-size:15px;margin-top:15px;padding-top:15px}
.engineering-split{min-height:530px}
.engineering-copy,.heritage-panel{padding:clamp(48px,5.5vw,82px)}
.engineering-copy>p:not(.section-label),.heritage-panel>p:not(.section-label){font-size:17px;line-height:1.6}
.mini-grid{margin-top:34px}
.mini-grid span,.timeline span{font-size:13px}

.projects{background:var(--off)}
.projects-heading{grid-template-columns:1.15fr .7fr;gap:48px;align-items:center}
.projects-heading>p{font-size:17px;line-height:1.55}
.project-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:46px}
.project-card{background:#fff;border:1px solid #d5dfe1;overflow:hidden;transition:transform .25s ease,box-shadow .25s ease}
.project-card:hover{transform:translateY(-5px);box-shadow:0 16px 35px rgba(18,63,90,.12)}
.project-media{height:210px;background-position:center;background-size:cover;position:relative}
.project-media:after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(9,40,57,.12),rgba(9,40,57,.48))}
.project-one .project-media{background-image:url('./brand/project-lusail.webp')}
.project-two .project-media{background-image:url('./brand/project-barwa.webp')}
.project-three .project-media{background-image:url('./brand/project-pearl.webp')}
.project-index{position:absolute;z-index:1;left:20px;top:20px;background:var(--navy);color:#b4d674;padding:10px 12px;font-size:18px}
.project-body{padding:24px 24px 22px}
.project-body small{font-size:13px;letter-spacing:.09em;text-transform:uppercase;color:var(--green);font-weight:800}
.project-body h3{font-size:27px;line-height:1.12;color:var(--navy);margin:13px 0 12px}
.project-body p{font-size:16px;line-height:1.5;color:var(--grey);margin:0 0 22px;min-height:48px}
.project-body a{border-top:1px solid #d5dfe1;padding-top:15px;display:flex;justify-content:space-between;font-size:15px;font-weight:800}
.text-link{margin-top:28px;font-size:15px}
.heritage{min-height:560px}
.contact{gap:55px}
footer{padding-block:38px}
.footer-brand img{width:62px;height:62px}
.footer-brand .brand-words{width:158px}
.footer-brand .contra-word{font-size:26px}
.footer-brand small{font-size:9.5px}

@media(max-width:900px){
  .site-header{height:94px}
  .brand img{width:60px;height:60px}
  .brand .brand-words{width:154px}
  .contra-word{font-size:25px}
  .brand small{font-size:9.3px;margin-top:7px}
  .hero{height:calc(100vh - 94px)}
  .section-intro>p:last-child{padding-top:0}
  .project-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:600px){
  .site-header{height:82px;padding-inline:16px}
  .brand{gap:10px}
  .brand img{width:50px;height:50px}
  .brand .brand-words{width:126px}
  .contra-word{font-size:21px}
  .brand small{font-size:7.7px;margin-top:5px}
  .hero{height:760px}
  .eyebrow{font-size:14px}
  .section{padding:60px 22px}
  .section-label{font-size:16px}
  .capability-card{min-height:270px}
  .project-grid{grid-template-columns:1fr;gap:18px;margin-top:32px}
  .project-media{height:220px}
  .projects-heading>p{font-size:16px}
  .footer-brand img{width:58px;height:58px}
}

/* Official Astro Futuristic brand artwork */
.site-header{height:126px}
.official-logo{display:block;line-height:0}
.official-logo img{display:block;width:290px;height:auto;object-fit:contain}
.hero{height:calc(100vh - 126px)}
.footer-brand{width:max-content;background:#fff;padding:9px 14px}
.footer-brand img{width:250px;height:auto}

@media(max-width:900px){
  .site-header{height:104px}
  .official-logo img{width:225px;height:auto}
  .hero{height:calc(100vh - 104px)}
  .footer-brand img{width:220px;height:auto}
}
@media(max-width:600px){
  .site-header{height:90px}
  .official-logo img{width:185px;height:auto}
  .hero{height:750px}
  .footer-brand img{width:210px;height:auto}
}

/* Mobile header: keep the three principal section links directly accessible. */
@media(max-width:900px){
  .site-header{height:142px;padding:14px 22px 47px;align-items:center}
  .site-header nav{position:absolute;left:22px;right:22px;bottom:10px;min-height:34px;justify-content:flex-start;gap:clamp(22px,6vw,48px);font-size:14px}
  .site-header nav>a:not(.nav-cta){display:block;padding:7px 0}
  .site-header .nav-cta{position:absolute;right:0;bottom:48px}
  .hero{height:calc(100vh - 142px)}
}

@media(max-width:600px){
  .site-header{height:126px;padding:10px 16px 42px}
  .site-header nav{left:16px;right:16px;bottom:7px;justify-content:space-between;gap:10px;font-size:13px}
  .site-header nav>a:not(.nav-cta){white-space:nowrap}
  .site-header .nav-cta{right:0;bottom:43px}
  .hero{height:680px}
}

/* Footer identity and hierarchy */
footer{display:block;padding:42px clamp(28px,7vw,116px) 24px}
.footer-main{display:flex;align-items:center;justify-content:space-between;gap:60px}
.footer-identity{display:flex;align-items:center;gap:18px;flex-shrink:0}
.footer-mark{width:92px;height:92px;object-fit:contain}
.footer-wordmark{width:230px;height:auto;object-fit:contain}
footer .footer-main p{margin:0;font-size:17px;line-height:1.35;letter-spacing:.075em;text-align:right;color:#c2d3da;font-weight:700}
footer>small{display:block;margin-top:30px;padding-top:18px;border-top:1px solid rgba(255,255,255,.14);font-size:12.5px;text-align:center;color:#829ba5}

@media(max-width:900px){
  .footer-main{gap:35px}
  .footer-mark{width:76px;height:76px}
  .footer-wordmark{width:190px}
  footer .footer-main p{font-size:15px}
}
@media(max-width:600px){
  footer{padding:38px 22px 22px}
  .footer-main{flex-direction:column;align-items:flex-start;gap:28px}
  .footer-identity{gap:14px}
  .footer-mark{width:72px;height:72px}
  .footer-wordmark{width:180px}
  footer .footer-main p{font-size:15px;text-align:left;line-height:1.55}
  footer>small{margin-top:24px}
}

/* Actual Lusail PWC installation for the delivery section */
.engineering-image{background-image:url('./brand/delivery-lusail-pwc.webp')}

/* Compact vertical rhythm and social shortcuts */
.hero{height:min(690px,calc(100vh - 126px));min-height:570px}
.hero-content{transform:translateY(-50%)}
.capabilities{padding-top:56px;padding-bottom:50px}
.capabilities .capability-grid{margin-top:32px}
.capabilities .capability-card{min-height:250px;padding-top:23px;padding-bottom:22px}
.capabilities .capability-card h3{margin-top:20px}
.projects{padding-top:58px;padding-bottom:58px}
.projects .project-grid{margin-top:32px}
.footer-right{display:flex;align-items:center;gap:32px}
.social-links{display:flex;gap:9px;flex-shrink:0}
.social-links a{width:38px;height:38px;border:1px solid rgba(255,255,255,.3);display:grid;place-items:center;color:#fff;font-size:12px;font-weight:800;letter-spacing:.05em;transition:background .2s ease,border-color .2s ease}
.social-links a:hover{background:var(--green);border-color:var(--green)}

@media(max-width:900px){
  .hero{height:650px;min-height:0}
  .footer-right{align-items:flex-end;flex-direction:column;gap:18px}
}
@media(max-width:600px){
  .hero{height:680px}
  .capabilities{padding-top:48px;padding-bottom:42px}
  .capabilities .capability-card{min-height:235px}
  .projects{padding-top:50px;padding-bottom:50px}
  .footer-right{align-items:flex-start}
}

/* Keep navigation subordinate to the brand lockup */
.heritage-download{margin-top:12px;display:flex;align-items:center;justify-content:space-between;max-width:340px;padding:15px 0 11px;border-bottom:2px solid #b4d674;color:#fff;font-size:15px;font-weight:800}
.heritage-download:hover{color:#d8edb8}

@media(min-width:901px){
  .site-header nav{align-self:flex-end;margin-bottom:0}
}

/* Compact analytics consent controls */
.privacy-choice{margin-left:8px;padding:0;border:0;border-bottom:1px solid #829ba5;background:transparent;color:#a9bec7;font:inherit;cursor:pointer}
.consent-banner{position:fixed;z-index:1000;left:22px;right:22px;bottom:22px;display:flex;align-items:center;justify-content:space-between;gap:28px;max-width:920px;margin:auto;padding:20px 22px;background:#0b2d40;color:#fff;border-top:4px solid var(--green);box-shadow:0 12px 38px rgba(5,25,36,.28)}
.consent-banner[hidden]{display:none}
.consent-copy strong{font-size:18px}
.consent-copy p{max-width:600px;margin:5px 0 0;color:#c2d3da;font-size:14px;line-height:1.45}
.consent-actions{display:flex;gap:10px;flex-shrink:0}
.consent-actions button{min-height:42px;padding:10px 16px;border:1px solid rgba(255,255,255,.45);font:inherit;font-size:13px;font-weight:800;cursor:pointer}
.consent-decline{background:transparent;color:#fff}
.consent-accept{background:var(--green);border-color:var(--green)!important;color:#fff}
@media(max-width:700px){.consent-banner{left:12px;right:12px;bottom:12px;align-items:stretch;flex-direction:column;gap:16px;padding:18px}.consent-actions{display:grid;grid-template-columns:1fr 1.35fr}.consent-actions button{width:100%}}