:root{
  --bg:#f4f0e8;
  --surface:#ece5d8;
  --ink:#151515;
  --muted:#676158;
  --dark:#121212;
  --dark-2:#1b1b1b;
  --light:#f7f3eb;
  --gold:#bd9840;
  --line:rgba(20,20,20,.16);
  --line-light:rgba(255,255,255,.14);
  --radius:2px;
  --container:992px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:Arial,Helvetica,sans-serif;
  line-height:1.6;
}
a{color:inherit;text-decoration:none}
button{font:inherit}
.container{width:min(calc(100% - 48px),var(--container));margin:auto}
.site-header{
  position:fixed;inset:0 0 auto 0;z-index:20;
  background:rgba(18,18,18,.78);backdrop-filter:blur(16px);
  color:#fff;border-bottom:1px solid rgba(255,255,255,.08);
}
.nav{height:74px;display:flex;align-items:center;gap:30px}
.brand{
  display:inline-flex;align-items:center;
}
.brand img{display:block;width:184px;height:auto}
.desktop-nav{display:flex;gap:19px;margin-left:auto}
.desktop-nav a,.phone,.lang-switch{font-size:10.5px}
.desktop-nav a{opacity:.78;transition:.2s}
.desktop-nav a:hover{opacity:1}
.nav-actions{display:flex;align-items:center;gap:16px}
.phone{white-space:nowrap}
.lang-switch{display:flex;align-items:center;gap:6px}
.lang-switch button{
  background:transparent;border:0;color:#fff;opacity:.5;cursor:pointer;padding:3px
}
.lang-switch button.active{opacity:1;color:#e3bf67}
.menu-toggle{display:none;background:transparent;border:0;width:34px;height:28px;position:relative}
.menu-toggle span{position:absolute;left:5px;right:5px;height:1px;background:white}
.menu-toggle span:first-child{top:9px}.menu-toggle span:last-child{top:18px}
.mobile-menu{display:none}
.hero{
  min-height:100svh;position:relative;color:#fff;display:flex;align-items:flex-end;overflow:hidden
}
.hero-bg{
  position:absolute;inset:0;
  background:
    linear-gradient(90deg,rgba(10,10,10,.9) 0%,rgba(10,10,10,.64) 48%,rgba(10,10,10,.24) 100%),
    url('assets/hero-architecture.png') center/cover no-repeat;
  transform:scale(1.03)
}
.hero-bg:after{
  content:"";position:absolute;inset:0;
  background-image:linear-gradient(rgba(255,255,255,.025) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(255,255,255,.025) 1px,transparent 1px);
  background-size:70px 70px;mask-image:linear-gradient(to bottom,transparent,black)
}
.hero-overlay{position:absolute;inset:0;background:linear-gradient(to top,rgba(0,0,0,.38),transparent 55%)}
.hero-content{position:relative;padding:144px 0 88px;max-width:760px;margin-left:max(19px,calc((100vw - var(--container))/2))}
.eyebrow,.section-kicker{
  text-transform:uppercase;letter-spacing:.18em;font-size:10px;font-weight:600;color:var(--gold);margin:0 0 14px
}
h1,h2{
  font-family:Georgia,"Times New Roman",serif;font-weight:400;line-height:1.05;margin:0
}
h1{font-size:clamp(38px,5.9vw,85px);max-width:864px}
.hero-copy{font-size:clamp(14px,1.6vw,18px);max-width:504px;color:rgba(255,255,255,.72);margin:22px 0 30px}
.btn{
  display:inline-flex;align-items:center;justify-content:center;min-height:43px;
  padding:0 19px;border:1px solid transparent;text-transform:uppercase;
  letter-spacing:.08em;font-size:10px;font-weight:600;transition:.25s
}
.btn-gold{border-color:var(--gold);color:#ead39a;background:rgba(189,152,64,.08)}
.btn-gold:hover{background:var(--gold);color:#111}
.service-section{padding:94px 0;border-bottom:1px solid var(--line)}
.service-section.dark{background:var(--dark);color:var(--light);border-bottom-color:var(--line-light)}
.two-col{display:grid;grid-template-columns:minmax(0,.8fr) minmax(0,1.2fr);gap:9vw;align-items:start}
.two-col.reverse{grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr)}
.two-col.reverse .section-intro{order:2}
.section-intro{position:sticky;top:94px}
.section-intro h2,.advantages h2,.cta-section h2{font-size:clamp(30px,4.2vw,58px)}
.section-intro>p:not(.section-kicker){font-size:14px;color:var(--muted);max-width:416px;margin:22px 0}
.dark .section-intro>p:not(.section-kicker){color:#aaa}
.text-link{display:inline-block;margin-top:8px;padding-bottom:5px;border-bottom:1px solid var(--gold);color:var(--gold);font-size:10.5px;text-transform:uppercase;letter-spacing:.1em}
.accordion-list{border-top:1px solid var(--line)}
details{border-bottom:1px solid var(--line);padding:0}
summary{cursor:pointer;list-style:none;font-family:Georgia,"Times New Roman",serif;font-size:23px;padding:22px 37px 22px 0;position:relative}
summary::-webkit-details-marker{display:none}
summary:after{content:"+";position:absolute;right:6px;top:25px;color:var(--gold);font-family:Arial,Helvetica,sans-serif;font-weight:400}
details[open] summary:after{content:"−"}
details p{margin:0 0 28px;color:var(--muted);max-width:680px}
.steps{border-top:1px solid var(--line-light)}
.steps article{display:grid;grid-template-columns:62px 1fr;gap:18px;padding:27px 0;border-bottom:1px solid var(--line-light)}
.steps span{color:var(--gold);font-size:12px;letter-spacing:.14em}
.steps h3,.service-card h3,.advantages h3{font-family:Georgia,"Times New Roman",serif;font-weight:400;font-size:21px;margin:0 0 7px}
.steps p{margin:0;color:#aaa}
.card-grid{display:grid;grid-template-columns:1fr 1fr;border-top:1px solid var(--line);border-left:1px solid var(--line)}
.service-card{min-height:176px;padding:24px;border-right:1px solid var(--line);border-bottom:1px solid var(--line);transition:.25s}
.service-card:hover{background:var(--surface);transform:translateY(-2px)}
.service-card p{color:var(--muted);margin:0}
.advantages{padding:96px 0;background:#ded5c6}
.advantages .reveal:first-child{max-width:820px}
.advantages-grid{margin-top:58px;display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid var(--line);border-left:1px solid var(--line)}
.advantages-grid article{padding:27px;min-height:208px;border-right:1px solid var(--line);border-bottom:1px solid var(--line)}
.advantages-grid strong{display:block;color:var(--gold);font-size:15px;letter-spacing:.12em;margin-bottom:48px}
.advantages-grid p{color:var(--muted)}
.cta-section{padding:88px 0;background:var(--dark);color:#fff}
.cta-inner{display:flex;align-items:end;justify-content:space-between;gap:40px}
.cta-inner p:not(.section-kicker){color:#aaa;max-width:620px}
footer{background:#0b0b0b;color:#888;border-top:1px solid #262626}
.footer-inner{min-height:96px;display:flex;align-items:center;justify-content:space-between;gap:24px}
.footer-inner .brand{color:#fff}.footer-inner p,.footer-inner a{font-size:12px}
.reveal{opacity:0;transform:translateY(24px);transition:opacity .8s ease,transform .8s ease}
.reveal.visible{opacity:1;transform:none}
@media(max-width:980px){
  .desktop-nav,.phone{display:none}.menu-toggle{display:block}
  .mobile-menu{
    position:absolute;top:74px;left:0;right:0;background:#111;padding:18px 24px 28px;
    flex-direction:column;gap:18px;border-top:1px solid #262626
  }
  .mobile-menu.open{display:flex}
  .two-col,.two-col.reverse{grid-template-columns:1fr;gap:48px}
  .two-col.reverse .section-intro{order:0}
  .section-intro{position:static}
  .advantages-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:640px){
  .container{width:min(calc(100% - 28px),var(--container))}
  .nav{height:66px}.mobile-menu{top:66px}
  .brand img{width:164px}
  .hero-content{padding:112px 14px 58px;margin-left:0}
  .service-section,.advantages,.cta-section{padding:62px 0}
  h1{font-size:clamp(37px,11.2vw,58px)}
  .section-intro h2,.advantages h2,.cta-section h2{font-size:34px}
  summary{font-size:19px}
  .card-grid,.advantages-grid{grid-template-columns:1fr}
  .service-card{min-height:auto}
  .cta-inner{align-items:flex-start;flex-direction:column}
  .footer-inner{padding:34px 0;align-items:flex-start;flex-direction:column}
}
@media(prefers-reduced-motion:reduce){
  *{scroll-behavior:auto!important}.reveal{opacity:1;transform:none;transition:none}
}