/* ==========================================================================
   Najd Aurum, public website design system
   Premium light corporate, cohesive with the Office (espresso surfaces + gold).
   Type: Fraunces (display) + Hanken Grotesk (text). No em-dashes anywhere.
   ========================================================================== */
:root{
  /* brand */
  --espresso:#140F0A; --espresso-2:#1D1610; --espresso-3:#251C13;
  --gold:#C9982F; --gold-2:#D8B15F; --gold-light:#E9CF91;
  --teal:#2BB39E; --maroon:#6E1622; --maroon-2:#4A0E17;
  /* light surfaces */
  --paper:#FBF7F0; --paper-2:#FFFFFF; --paper-3:#F4EDE1;
  --ink:#1A140E; --text:#3C342B; --muted:#8A7E6E;
  --line:rgba(40,28,16,.13); --line-2:rgba(40,28,16,.08);
  /* on dark */
  --cream:#F6ECDA; --cream-dim:rgba(246,236,218,.74);
  --maxw:1200px; --maxw-wide:1320px;
  --ease:cubic-bezier(.2,.7,.2,1); --dur:.45s;
  --r:14px; --r-sm:10px; --r-lg:22px;
  --sh-1:0 1px 2px rgba(40,28,16,.05);
  --sh-2:0 14px 34px -22px rgba(40,28,16,.34);
  --sh-3:0 30px 70px -34px rgba(40,28,16,.42);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{animation-duration:.001ms!important;transition-duration:.001ms!important}}
body{font-family:'Hanken Grotesk',system-ui,sans-serif;color:var(--text);background:var(--paper);line-height:1.65;font-size:17px;overflow-x:hidden;-webkit-font-smoothing:antialiased}
h1,h2,h3,h4,h5{font-family:'Fraunces',Georgia,serif;font-weight:500;line-height:1.1;letter-spacing:-.012em;color:var(--ink)}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
::selection{background:rgba(201,152,47,.26)}
:focus-visible{outline:2.5px solid var(--gold);outline-offset:3px;border-radius:4px}

.wrap{max-width:var(--maxw);margin:0 auto;padding:0 28px}
.wrap-wide{max-width:var(--maxw-wide);margin:0 auto;padding:0 28px}
.skip{position:absolute;left:-9999px;top:0;background:var(--espresso);color:var(--cream);padding:12px 18px;border-radius:0 0 8px 0;z-index:500}
.skip:focus{left:0}

/* eyebrow / kicker */
.eyebrow{font-size:.72rem;letter-spacing:.26em;text-transform:uppercase;font-weight:700;color:var(--gold);display:inline-flex;align-items:center;gap:12px}
.eyebrow::before{content:"";width:30px;height:1.5px;background:var(--gold)}
.eyebrow.center{justify-content:center}
.on-dark .eyebrow{color:var(--gold-light)}

/* buttons */
.btn{display:inline-flex;align-items:center;gap:10px;padding:14px 26px;border-radius:var(--r-sm);font-family:'Hanken Grotesk',sans-serif;font-weight:600;font-size:.92rem;letter-spacing:.01em;transition:transform var(--dur) var(--ease),background var(--dur) var(--ease),border-color var(--dur) var(--ease),color var(--dur) var(--ease);cursor:pointer;border:1.5px solid transparent;line-height:1}
.btn svg{width:17px;height:17px}
.btn-gold{background:linear-gradient(135deg,var(--gold-light),var(--gold));color:#231703;box-shadow:0 10px 24px -12px rgba(201,152,47,.6)}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 16px 30px -12px rgba(201,152,47,.7)}
.btn-dark{background:var(--espresso);color:var(--cream)}
.btn-dark:hover{background:var(--espresso-2);transform:translateY(-2px)}
.btn-ghost{border-color:rgba(246,236,218,.42);color:var(--cream)}
.btn-ghost:hover{border-color:var(--gold-light);color:var(--gold-light)}
.btn-line{border-color:var(--line);color:var(--ink);background:var(--paper-2)}
.btn-line:hover{border-color:var(--gold);color:var(--maroon)}
.btn-lg{padding:17px 32px;font-size:.98rem}

/* ============================ header / nav ============================ */
.site-header{position:sticky;top:0;z-index:300;background:rgba(20,15,10,.0);transition:background var(--dur) var(--ease),box-shadow var(--dur) var(--ease),backdrop-filter var(--dur) var(--ease)}
.site-header.solid,.site-header.scrolled{background:rgba(20,15,10,.96);backdrop-filter:saturate(140%) blur(10px);box-shadow:0 1px 0 rgba(246,236,218,.08)}
.nav-bar{display:flex;align-items:center;justify-content:space-between;gap:18px;padding:15px 0}
.brand{display:flex;align-items:center;gap:12px;flex:0 0 auto}
.brand .mark{width:42px;height:42px;flex:none}
.brand .name{font-family:'Fraunces',serif;font-size:1.2rem;font-weight:600;color:var(--cream);letter-spacing:.01em;line-height:1}
.brand .name small{display:block;font-family:'Hanken Grotesk',sans-serif;font-size:.56rem;letter-spacing:.42em;font-weight:700;color:var(--gold-light);margin-top:3px}
.navlinks{display:flex;align-items:center;gap:2px;list-style:none}
.navlinks>li{position:relative}
.navlinks>li>a{display:inline-flex;align-items:center;gap:5px;font-size:.75rem;font-weight:600;letter-spacing:.03em;text-transform:uppercase;color:var(--cream-dim);padding:8px 10px;border-radius:8px;transition:color .25s,background .25s;white-space:nowrap}
.navlinks>li>a:hover,.navlinks>li.active>a{color:var(--cream);background:rgba(246,236,218,.06)}
.caret{width:6px;height:6px;border-right:1.7px solid currentColor;border-bottom:1.7px solid currentColor;transform:rotate(45deg);margin-top:-2px;transition:transform .3s}
.navlinks>li:hover .caret{transform:rotate(-135deg);margin-top:2px}
.dropdown{position:absolute;top:calc(100% + 6px);left:0;min-width:300px;max-width:92vw;background:var(--paper-2);border:1px solid var(--line);border-top:2.5px solid var(--gold);box-shadow:var(--sh-3);border-radius:12px;padding:10px;opacity:0;visibility:hidden;transform:translateY(8px);transition:.26s var(--ease);z-index:60}
.navlinks>li:hover .dropdown{opacity:1;visibility:visible;transform:translateY(0)}
.dropdown a{display:flex;flex-direction:column;gap:2px;padding:11px 14px;border-radius:8px;color:var(--ink);font-size:.92rem;font-weight:600;transition:background .2s}
.dropdown a small{font-weight:400;font-size:.78rem;color:var(--muted);letter-spacing:0;text-transform:none}
.dropdown a:hover{background:var(--paper-3)}
.nav-cta{display:inline-flex;align-items:center;gap:14px;flex:0 0 auto}
.nav-cta .btn{padding:11px 18px;font-size:.84rem;white-space:nowrap}
.menu-btn{display:none;background:none;border:none;cursor:pointer;padding:8px;width:42px;height:42px;align-items:center;justify-content:center}
.menu-btn span{display:block;position:relative;width:22px;height:2px;background:var(--cream);transition:.3s}
.menu-btn span::before,.menu-btn span::after{content:"";position:absolute;left:0;width:22px;height:2px;background:var(--cream);transition:.3s}
.menu-btn span::before{top:-7px}.menu-btn span::after{top:7px}
body.nav-open .menu-btn span{background:transparent}
body.nav-open .menu-btn span::before{top:0;transform:rotate(45deg)}
body.nav-open .menu-btn span::after{top:0;transform:rotate(-45deg)}

/* ============================ hero ============================ */
.hero{position:relative;min-height:88vh;display:flex;align-items:center;color:var(--cream);overflow:hidden;background:var(--espresso);margin-top:-74px;padding-top:74px}
.hero-bg{position:absolute;inset:0;background-size:cover;background-position:center;z-index:0;transform:scale(1.04)}
.hero-scrim{position:absolute;inset:0;z-index:1;background:linear-gradient(100deg,rgba(15,11,7,.95) 0%,rgba(15,11,7,.82) 42%,rgba(15,11,7,.5) 72%,rgba(15,11,7,.32) 100%)}
.hero-contours{position:absolute;inset:0;z-index:1;opacity:.5;mix-blend-mode:screen;pointer-events:none}
.hero .wrap{position:relative;z-index:3;width:100%;padding-top:40px;padding-bottom:64px}
.hero-inner{max-width:720px}
.hero h1{font-size:clamp(2.6rem,6vw,5rem);font-weight:500;color:#fff;margin:22px 0 22px;letter-spacing:-.02em}
.hero h1 em{font-style:italic;color:var(--gold-light)}
.hero .lead{font-size:1.2rem;color:var(--cream-dim);max-width:580px;font-weight:300;margin-bottom:34px}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap}
.hero-trust{display:flex;gap:30px;flex-wrap:wrap;margin-top:54px;padding-top:26px;border-top:1px solid rgba(246,236,218,.14)}
.hero-trust .t{display:flex;flex-direction:column;gap:3px}
.hero-trust .t b{font-family:'Fraunces',serif;font-size:1.5rem;color:var(--gold-light);font-weight:600;line-height:1}
.hero-trust .t span{font-size:.74rem;letter-spacing:.08em;text-transform:uppercase;color:var(--cream-dim);font-weight:600}

/* ============================ sections ============================ */
.block{padding:96px 0}
.block.tight{padding:64px 0}
.block.alt{background:var(--paper-3)}
.block.dark{background:var(--espresso);color:var(--cream)}
.block.dark h2,.block.dark h3{color:#fff}
.block.dark .lead,.block.dark p{color:var(--cream-dim)}
.sec-head{max-width:760px;margin-bottom:48px}
.sec-head.center{margin-left:auto;margin-right:auto;text-align:center}
.sec-head h2{font-size:clamp(1.9rem,3.6vw,2.9rem);margin:16px 0 14px}
.sec-head p{font-size:1.1rem;color:var(--muted)}
.block.dark .sec-head p{color:var(--cream-dim)}
h2.big{font-size:clamp(1.9rem,3.6vw,2.9rem)}
.lead{font-size:1.16rem;color:var(--text)}
.body{margin-top:14px}
.arrow-link{color:var(--maroon);font-weight:600;display:inline-flex;align-items:center;gap:7px;transition:gap .25s}
.arrow-link:hover{gap:12px}
.block.dark .arrow-link{color:var(--gold-light)}

.split{display:grid;grid-template-columns:1fr 1fr;align-items:center;gap:60px}
.split.media-right .media{order:2}
.media{position:relative;border-radius:var(--r-lg);overflow:hidden;aspect-ratio:5/4;box-shadow:var(--sh-3)}
.media img{width:100%;height:100%;object-fit:cover}
.media .badge{position:absolute;left:18px;bottom:18px;background:rgba(20,15,10,.82);backdrop-filter:blur(6px);color:var(--cream);padding:10px 16px;border-radius:10px;font-size:.82rem;font-weight:600;border:1px solid rgba(246,236,218,.16)}

/* feature / value cards */
.feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.feature{background:var(--paper-2);border:1px solid var(--line);border-radius:var(--r);padding:30px 26px;box-shadow:var(--sh-2);transition:transform var(--dur) var(--ease),box-shadow var(--dur) var(--ease),border-color var(--dur) var(--ease)}
.feature:hover{transform:translateY(-5px);box-shadow:var(--sh-3);border-color:rgba(201,152,47,.4)}
.feature .ic{width:48px;height:48px;border-radius:12px;display:grid;place-items:center;background:linear-gradient(140deg,rgba(201,152,47,.16),rgba(201,152,47,.05));color:var(--gold);margin-bottom:18px}
.feature .ic svg{width:24px;height:24px}
.feature h3{font-size:1.18rem;margin-bottom:8px}
.feature p{color:var(--muted);font-size:.97rem}

/* services cards (numbered) */
.svc-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
.svc-grid.cols-3{grid-template-columns:repeat(3,1fr)}
.svc{position:relative;background:var(--paper-2);border:1px solid var(--line);border-radius:var(--r);padding:28px 26px 26px;box-shadow:var(--sh-2);transition:transform var(--dur) var(--ease),box-shadow var(--dur) var(--ease),border-color var(--dur) var(--ease);overflow:hidden}
.svc::before{content:"";position:absolute;left:0;top:0;height:3px;width:0;background:linear-gradient(90deg,var(--gold),var(--gold-light));transition:width var(--dur) var(--ease)}
.svc:hover{transform:translateY(-5px);box-shadow:var(--sh-3);border-color:rgba(201,152,47,.4)}
.svc:hover::before{width:100%}
.svc .num{font-family:'Fraunces',serif;font-size:.9rem;font-weight:600;color:var(--gold);letter-spacing:.12em;display:inline-block;margin-bottom:12px}
.svc .ic{width:46px;height:46px;border-radius:11px;display:grid;place-items:center;background:linear-gradient(140deg,rgba(201,152,47,.16),rgba(201,152,47,.05));color:var(--gold);margin-bottom:16px}
.svc .ic svg{width:23px;height:23px}
.svc h3{font-size:1.12rem;margin-bottom:9px}
.svc p{color:var(--muted);font-size:.95rem}

/* technology showcase */
.tech-feature{display:grid;grid-template-columns:1.05fr .95fr;gap:54px;align-items:center}
.tech-shot{border-radius:var(--r-lg);overflow:hidden;border:1px solid var(--line);box-shadow:var(--sh-3);background:var(--espresso-2)}
.tech-shot img{width:100%;display:block}
.tech-points{display:flex;flex-direction:column;gap:18px;margin-top:8px}
.tech-point{display:flex;gap:14px;align-items:flex-start}
.tech-point .dot{flex:0 0 auto;width:34px;height:34px;border-radius:9px;display:grid;place-items:center;background:rgba(43,179,158,.14);color:var(--teal)}
.tech-point .dot svg{width:18px;height:18px}
.tech-point h4{font-size:1.02rem;color:var(--ink);margin-bottom:3px;font-family:'Hanken Grotesk',sans-serif;font-weight:700;letter-spacing:0}
.tech-point p{color:var(--muted);font-size:.93rem}
.nda-note{margin-top:26px;font-size:.86rem;color:var(--muted);display:inline-flex;align-items:center;gap:9px;background:var(--paper-3);border:1px solid var(--line);padding:9px 15px;border-radius:9px}
.nda-note svg{width:15px;height:15px;color:var(--gold)}

/* gold-brief callout */
.callout{background:var(--espresso);color:var(--cream);border-radius:var(--r-lg);padding:46px 44px;position:relative;overflow:hidden}
.callout h3{color:#fff;font-size:1.5rem;margin-bottom:14px}
.callout p{color:var(--cream-dim)}
.callout .corner{position:absolute;right:-40px;top:-40px;width:200px;height:200px;border:1px solid rgba(201,152,47,.25);border-radius:50%}

/* gallery */
.gal-grid{display:grid;grid-template-columns:repeat(4,1fr);grid-auto-rows:200px;gap:14px;margin-top:34px}
.tile{border-radius:var(--r);overflow:hidden;position:relative;background:var(--paper-3)}
.tile img{width:100%;height:100%;object-fit:cover;transition:transform .6s var(--ease)}
.tile:hover img{transform:scale(1.06)}
.tile.big{grid-column:span 2;grid-row:span 2}

/* sustainability */
.sust-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
.sust{display:flex;gap:18px;align-items:flex-start;background:var(--paper-2);border:1px solid var(--line);border-radius:var(--r);padding:26px;box-shadow:var(--sh-2);transition:transform var(--dur) var(--ease),box-shadow var(--dur) var(--ease)}
.sust:hover{transform:translateY(-4px);box-shadow:var(--sh-3)}
.sust .ic{flex:0 0 auto;width:52px;height:52px;border-radius:13px;display:grid;place-items:center;background:linear-gradient(140deg,rgba(43,179,158,.16),rgba(43,179,158,.05));color:var(--teal)}
.sust .ic svg{width:26px;height:26px}
.sust h3{font-size:1.1rem;margin-bottom:6px}
.sust p{color:var(--muted);font-size:.95rem}

/* CTA row */
.cta-row{display:flex;align-items:center;justify-content:space-between;gap:30px;flex-wrap:wrap;background:linear-gradient(120deg,var(--espresso),var(--espresso-2));color:var(--cream);border-radius:var(--r-lg);padding:44px 46px}
.cta-row h3{color:#fff;font-size:1.6rem;max-width:680px;line-height:1.2}

/* endband */
.endband{position:relative;min-height:380px;display:flex;align-items:center;color:var(--cream);background-size:cover;background-position:center;text-align:center}
.endband::before{content:"";position:absolute;inset:0;background:linear-gradient(rgba(15,11,7,.78),rgba(15,11,7,.85))}
.endband .inner{position:relative;z-index:2;max-width:760px;margin:0 auto;padding:60px 28px}
.endband h2{color:#fff;font-size:clamp(1.8rem,3.4vw,2.7rem);margin-top:14px}

/* ============================ footer ============================ */
.site-footer{background:var(--espresso);color:var(--cream-dim);padding:70px 0 30px}
.foot-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:40px}
.foot-brand{font-family:'Fraunces',serif;font-size:1.3rem;color:var(--cream);font-weight:600;line-height:1.1}
.foot-brand small{display:block;font-family:'Hanken Grotesk',sans-serif;font-size:.62rem;letter-spacing:.3em;color:var(--gold-light);margin-top:3px;text-transform:uppercase}
.site-footer p{font-size:.92rem;color:var(--cream-dim);margin-top:14px;max-width:34ch}
.foot-col h5{color:var(--cream);font-family:'Hanken Grotesk',sans-serif;font-size:.74rem;letter-spacing:.14em;text-transform:uppercase;font-weight:700;margin-bottom:16px}
.foot-col a,.foot-col .li{display:block;color:var(--cream-dim);font-size:.92rem;padding:6px 0;transition:color .25s}
.foot-col a:hover{color:var(--gold-light)}
.legal{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;margin-top:46px;padding-top:24px;border-top:1px solid rgba(246,236,218,.12);font-size:.8rem;color:rgba(246,236,218,.5)}

/* reveal animation */
.reveal{opacity:0;transform:translateY(22px);transition:opacity .7s var(--ease),transform .7s var(--ease)}
.reveal.in{opacity:1;transform:none}

/* ============================ responsive ============================ */
@media (max-width:1220px){
  .menu-btn{display:inline-flex}
  .navlinks{position:fixed;inset:0 0 0 auto;width:min(86vw,380px);background:var(--espresso-2);flex-direction:column;align-items:stretch;gap:2px;padding:96px 22px 40px;transform:translateX(100%);transition:transform .4s var(--ease);overflow-y:auto;box-shadow:-30px 0 60px -20px rgba(0,0,0,.6);z-index:290}
  body.nav-open .navlinks{transform:translateX(0)}
  body.nav-open::after{content:"";position:fixed;inset:0;background:rgba(10,7,4,.5);z-index:280}
  .navlinks>li>a{padding:14px 12px;font-size:.86rem;border-radius:10px;justify-content:space-between}
  .navlinks>li>a:hover{background:rgba(246,236,218,.06)}
  .dropdown{position:static;opacity:1;visibility:visible;transform:none;box-shadow:none;border:none;border-top:none;background:transparent;padding:0 0 6px 12px;max-height:0;overflow:hidden;transition:max-height .3s var(--ease)}
  .navlinks>li.open-sub .dropdown{max-height:600px}
  .dropdown a{color:var(--cream-dim);padding:9px 12px}
  .dropdown a small{color:rgba(246,236,218,.5)}
  .dropdown a:hover{background:rgba(246,236,218,.05)}
  .navlinks>li:hover .dropdown{opacity:1}
  .caret{transition:transform .3s}
  .navlinks>li.open-sub .caret{transform:rotate(-135deg);margin-top:2px}
  .nav-cta .btn:not(.menu-cta){display:none}
  .split{grid-template-columns:1fr;gap:34px}
  .split.media-right .media{order:0}
  .tech-feature{grid-template-columns:1fr;gap:30px}
  .feature-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:760px){
  body{font-size:16px}
  .block{padding:64px 0}
  .hero{min-height:86vh}
  .hero-trust{gap:22px}
  .feature-grid,.svc-grid,.svc-grid.cols-3,.sust-grid{grid-template-columns:1fr}
  .gal-grid{grid-template-columns:1fr 1fr;grid-auto-rows:150px}
  .tile.big{grid-column:span 2;grid-row:span 1}
  .cta-row,.callout{padding:34px 26px}
  .cta-row h3{font-size:1.35rem}
  .foot-grid{grid-template-columns:1fr 1fr;gap:30px}
  .foot-grid>div:first-child{grid-column:1 / -1}
}
@media (max-width:430px){
  .wrap,.wrap-wide{padding:0 20px}
  .gal-grid{grid-template-columns:1fr;grid-auto-rows:200px}
  .foot-grid{grid-template-columns:1fr}
  .hero-trust .t b{font-size:1.3rem}
}