/* ============================================================
   XLN DESIGN & BUILD — "ENGINEERED LUXURY"
   Palette: warm ink charcoals + logo gold. Type: Cormorant
   Garamond (display) + Archivo (spec/body). Signature motif:
   construction drawing title-blocks on every section & card.
   ============================================================ */
:root{
  --ink:#141311;          /* page ground */
  --ink-2:#1b1916;        /* alternating sections */
  --ink-3:#242119;        /* cards / raised surfaces */
  --line:#37332a;         /* hairlines */
  --line-soft:#2a2722;
  --gold:#c6a144;         /* logo gold */
  --gold-deep:#9a7b2e;
  --gold-soft:rgba(198,161,68,.14);
  --bone:#ede7da;         /* primary text on dark */
  --muted:#a59d8c;        /* secondary text */
  --faint:#6f695c;
  --radius:2px;
  --pad:clamp(20px,4vw,64px);
  --header-h:76px;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  background:var(--ink);
  color:var(--bone);
  font-family:'Archivo',sans-serif;
  font-weight:300;
  line-height:1.65;
  letter-spacing:.01em;
  -webkit-font-smoothing:antialiased;
}
/* faint drafting grid over the whole page */
body::before{
  content:"";position:fixed;inset:0;pointer-events:none;z-index:0;
  background-image:
    linear-gradient(rgba(198,161,68,.03) 1px,transparent 1px),
    linear-gradient(90deg,rgba(198,161,68,.03) 1px,transparent 1px);
  background-size:56px 56px;
}
main,header,footer{position:relative;z-index:1}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
ul{list-style:none}
::selection{background:var(--gold);color:var(--ink)}

/* ---------- type scale ---------- */
.display{
  font-family:'Cormorant Garamond',serif;font-weight:300;
  line-height:1.05;letter-spacing:.005em;
}
h1.display{font-size:clamp(2.6rem,6.4vw,5.4rem)}
h2.display{font-size:clamp(2rem,4.4vw,3.4rem)}
h3.display{font-size:clamp(1.4rem,2.4vw,1.9rem);font-weight:400}
.display em{font-style:italic;color:var(--gold)}
.spec{
  font-size:.68rem;font-weight:500;letter-spacing:.22em;
  text-transform:uppercase;color:var(--gold);
}
.spec--dim{color:var(--faint)}
p.lede{font-size:clamp(1.02rem,1.5vw,1.2rem);color:var(--muted);max-width:56ch}
p.body-copy{color:var(--muted);max-width:60ch}

/* ---------- title-block motif (signature) ---------- */
.titleblock{
  display:flex;align-items:stretch;border:1px solid var(--line);
  background:rgba(20,19,17,.55);backdrop-filter:blur(2px);
}
.titleblock>div{
  padding:.55rem .9rem;border-right:1px solid var(--line);
  display:flex;flex-direction:column;justify-content:center;gap:.1rem;
}
.titleblock>div:last-child{border-right:0}
.titleblock .tb-k{font-size:.58rem;letter-spacing:.2em;color:var(--faint);text-transform:uppercase}
.titleblock .tb-v{font-size:.74rem;letter-spacing:.14em;color:var(--bone);text-transform:uppercase;font-weight:500}
.titleblock .tb-v.gold{color:var(--gold)}

/* section header pattern: sheet line + heading */
.sheetline{
  display:flex;align-items:center;gap:1rem;margin-bottom:clamp(1.6rem,3vw,2.6rem);
}
.sheetline::after{content:"";flex:1;height:1px;background:var(--line)}
.sheetline .sheet-no{
  font-size:.68rem;letter-spacing:.24em;color:var(--gold);
  border:1px solid var(--gold-deep);padding:.35rem .7rem;white-space:nowrap;
}
.sheetline .sheet-name{font-size:.68rem;letter-spacing:.24em;color:var(--faint);text-transform:uppercase;white-space:nowrap}

/* ---------- layout primitives ---------- */
.wrap{max-width:1240px;margin:0 auto;padding-left:var(--pad);padding-right:var(--pad)}
section{padding:clamp(4rem,9vw,7.5rem) 0}
.section-alt{background:var(--ink-2);border-top:1px solid var(--line-soft);border-bottom:1px solid var(--line-soft)}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;gap:.7rem;
  font-family:'Archivo',sans-serif;font-size:.74rem;font-weight:600;
  letter-spacing:.2em;text-transform:uppercase;cursor:pointer;
  padding:1rem 1.8rem;border:1px solid var(--gold);color:var(--ink);
  background:var(--gold);transition:background .25s ease,color .25s ease,transform .25s ease;
}
.btn:hover{background:transparent;color:var(--gold);transform:translateY(-2px)}
.btn--ghost{background:transparent;color:var(--bone);border-color:var(--line)}
.btn--ghost:hover{border-color:var(--gold);color:var(--gold)}
.btn .arrow{transition:transform .25s ease}
.btn:hover .arrow{transform:translateX(4px)}

/* ---------- header ---------- */
header{
  position:fixed;top:0;left:0;right:0;z-index:50;height:var(--header-h);
  display:flex;align-items:center;
  background:rgba(20,19,17,.82);backdrop-filter:blur(12px);
  border-bottom:1px solid var(--line-soft);
  transition:background .3s ease;
}
.nav{display:flex;align-items:center;justify-content:space-between;width:100%}
.wordmark{display:flex;flex-direction:column;line-height:1}
.wordmark .wm-xln{
  font-family:'Cormorant Garamond',serif;font-weight:500;
  font-size:1.7rem;letter-spacing:.32em;color:var(--gold);
}
.wordmark .wm-sub{
  font-size:.5rem;letter-spacing:.42em;color:var(--muted);
  text-transform:uppercase;margin-top:.2rem;
}
.nav-links{display:flex;gap:2.2rem;align-items:center}
.nav-links a{
  font-size:.72rem;letter-spacing:.18em;text-transform:uppercase;color:var(--muted);
  padding:.4rem 0;border-bottom:1px solid transparent;
  transition:color .2s ease,border-color .2s ease;
}
.nav-links a:hover{color:var(--gold);border-color:var(--gold)}
.nav-cta{display:flex;align-items:center;gap:1.4rem}
.nav-phone{font-size:.78rem;letter-spacing:.08em;color:var(--bone)}
.nav-phone span{color:var(--gold)}
.nav .btn{padding:.7rem 1.3rem}
.menu-toggle{display:none;background:none;border:1px solid var(--line);color:var(--gold);
  padding:.5rem .7rem;font-size:1rem;cursor:pointer}
@media(max-width:960px){
  .nav-links,.nav-phone{display:none}
  .menu-toggle{display:block}
  .nav-links.open{
    display:flex;position:fixed;top:var(--header-h);left:0;right:0;
    flex-direction:column;background:var(--ink-2);padding:1.6rem var(--pad) 2rem;
    border-bottom:1px solid var(--line);gap:1.2rem;align-items:flex-start;
  }
}

/* ---------- hero ---------- */
.hero{
  min-height:100svh;display:flex;flex-direction:column;justify-content:flex-end;
  position:relative;overflow:hidden;padding:0;
}
.hero-media{
  position:absolute;inset:0;
  background:
    radial-gradient(1100px 500px at 78% 18%,rgba(198,161,68,.13),transparent 60%),
    linear-gradient(180deg,#1c1a16 0%,#141311 70%);
}
/* media drop-zone marker — replace this whole div with <video> or <img> */
.dropzone{
  position:absolute;inset:0;display:flex;align-items:center;justify-content:center;
  color:var(--faint);
}
.dropzone .dz-tag{
  border:1px dashed var(--line);padding:.6rem 1.1rem;font-size:.62rem;
  letter-spacing:.22em;text-transform:uppercase;background:rgba(20,19,17,.5);
}
.hero-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(20,19,17,.25) 0%,rgba(20,19,17,.55) 55%,var(--ink) 100%);
}
.hero-inner{position:relative;z-index:2;padding-bottom:clamp(2rem,5vw,4rem)}
.hero .spec-row{display:flex;gap:1.6rem;flex-wrap:wrap;margin-bottom:1.4rem}
.hero h1{max-width:13ch;margin:.4rem 0 1.4rem}
.hero .lede{margin-bottom:2.2rem}
.hero-ctas{display:flex;gap:1rem;flex-wrap:wrap;margin-bottom:clamp(2.4rem,5vw,3.6rem)}
.hero .titleblock{max-width:880px}
@media(max-width:700px){
  .hero .titleblock{flex-wrap:wrap}
  .hero .titleblock>div{flex:1 1 50%;border-top:1px solid var(--line)}
}
/* hero load sequence */
.rise{opacity:0;transform:translateY(26px);animation:rise .9s cubic-bezier(.2,.7,.2,1) forwards}
.rise.d1{animation-delay:.15s}.rise.d2{animation-delay:.3s}
.rise.d3{animation-delay:.45s}.rise.d4{animation-delay:.6s}
@keyframes rise{to{opacity:1;transform:none}}

/* ---------- stats band ---------- */
.stats{display:grid;grid-template-columns:repeat(4,1fr);border:1px solid var(--line)}
.stat{padding:2rem 1.6rem;border-right:1px solid var(--line);background:var(--ink-2)}
.stat:last-child{border-right:0}
.stat .num{
  font-family:'Cormorant Garamond',serif;font-weight:400;
  font-size:clamp(2.4rem,4vw,3.4rem);color:var(--gold);line-height:1;
}
.stat .num sup{font-size:.45em;top:-.7em;position:relative}
.stat .lbl{font-size:.66rem;letter-spacing:.2em;text-transform:uppercase;color:var(--muted);margin-top:.6rem}
@media(max-width:820px){
  .stats{grid-template-columns:repeat(2,1fr)}
  .stat:nth-child(2){border-right:0}
  .stat:nth-child(-n+2){border-bottom:1px solid var(--line)}
}

/* ---------- about ---------- */
.about-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:clamp(2rem,5vw,4.5rem);align-items:center}
.about-media{position:relative;aspect-ratio:4/5;background:var(--ink-3);border:1px solid var(--line)}
.about-media .titleblock{position:absolute;left:-1px;bottom:-1px;right:auto}
.pillars{display:grid;gap:1.1rem;margin-top:2rem}
.pillar{display:flex;gap:1rem;align-items:flex-start}
.pillar .tick{
  flex:0 0 auto;width:26px;height:26px;border:1px solid var(--gold-deep);
  display:flex;align-items:center;justify-content:center;color:var(--gold);font-size:.7rem;margin-top:.15rem;
}
.pillar b{display:block;font-weight:600;font-size:.86rem;letter-spacing:.08em;text-transform:uppercase;color:var(--bone)}
.pillar p{color:var(--muted);font-size:.92rem}
@media(max-width:900px){.about-grid{grid-template-columns:1fr}.about-media{aspect-ratio:16/10}}

/* ---------- services ---------- */
.services-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:1.4rem}
.sheet{
  border:1px solid var(--line);background:var(--ink-3);position:relative;
  display:flex;flex-direction:column;transition:transform .3s ease,border-color .3s ease,box-shadow .3s ease;
}
.sheet:hover{transform:translateY(-6px);border-color:var(--gold-deep);box-shadow:0 24px 48px rgba(0,0,0,.35)}
.sheet-media{aspect-ratio:16/9;background:var(--ink-2);border-bottom:1px solid var(--line);position:relative;overflow:hidden}
.sheet-body{padding:1.6rem 1.6rem 1.8rem;display:flex;flex-direction:column;gap:.9rem;flex:1}
.sheet-body h3{color:var(--bone)}
.sheet-body p{color:var(--muted);font-size:.94rem;flex:1}
.tagrow{display:flex;flex-wrap:wrap;gap:.5rem}
.tag{
  font-size:.6rem;letter-spacing:.16em;text-transform:uppercase;color:var(--muted);
  border:1px solid var(--line);padding:.32rem .6rem;
}
.sheet-link{font-size:.7rem;letter-spacing:.2em;text-transform:uppercase;color:var(--gold);display:inline-flex;gap:.5rem;align-items:center}
.sheet-link .arrow{transition:transform .25s ease}
.sheet:hover .sheet-link .arrow{transform:translateX(4px)}
@media(max-width:820px){.services-grid{grid-template-columns:1fr}}

/* ---------- process ---------- */
.process{display:grid;grid-template-columns:repeat(4,1fr);gap:1.4rem;counter-reset:step}
.step{border-top:1px solid var(--line);padding-top:1.4rem;position:relative}
.step::before{
  counter-increment:step;content:"0" counter(step);
  font-family:'Cormorant Garamond',serif;font-size:2.6rem;font-weight:300;
  color:var(--gold);line-height:1;display:block;margin-bottom:.8rem;
}
.step b{display:block;font-weight:600;font-size:.86rem;letter-spacing:.1em;text-transform:uppercase;margin-bottom:.5rem}
.step p{color:var(--muted);font-size:.92rem}
@media(max-width:900px){.process{grid-template-columns:repeat(2,1fr)}}
@media(max-width:560px){.process{grid-template-columns:1fr}}

/* ---------- projects ---------- */
.filters{display:flex;gap:.6rem;flex-wrap:wrap;margin-bottom:2.2rem}
.filter-btn{
  font-family:'Archivo',sans-serif;font-size:.68rem;font-weight:500;letter-spacing:.18em;
  text-transform:uppercase;color:var(--muted);background:transparent;
  border:1px solid var(--line);padding:.65rem 1.1rem;cursor:pointer;
  transition:color .2s ease,border-color .2s ease,background .2s ease;
}
.filter-btn:hover{color:var(--gold);border-color:var(--gold-deep)}
.filter-btn.active{background:var(--gold);border-color:var(--gold);color:var(--ink)}
.projects-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1.4rem}
.project{
  border:1px solid var(--line);background:var(--ink-3);overflow:hidden;position:relative;
  transition:transform .35s ease,border-color .35s ease,box-shadow .35s ease,opacity .3s ease;
}
.project.hide{display:none}
.project:hover{transform:translateY(-6px);border-color:var(--gold-deep);box-shadow:0 24px 48px rgba(0,0,0,.35)}
.project-media{aspect-ratio:4/3;background:var(--ink-2);position:relative;overflow:hidden}
.project-media .ph{
  position:absolute;inset:0;
  background:
    repeating-linear-gradient(45deg,transparent 0 14px,rgba(198,161,68,.05) 14px 15px),
    linear-gradient(160deg,#23201a,#181613);
  transition:transform .5s ease;
}
.project:hover .project-media .ph{transform:scale(1.05)}
.project .titleblock{border-left:0;border-right:0;border-bottom:0}
.project .titleblock>div:first-child{flex:1}
@media(max-width:960px){.projects-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:600px){.projects-grid{grid-template-columns:1fr}}

/* ---------- testimonials ---------- */
.quotes{display:grid;grid-template-columns:repeat(2,1fr);gap:1.4rem}
.quote{border:1px solid var(--line);background:var(--ink-3);padding:2rem;display:flex;flex-direction:column;gap:1.2rem}
.quote .stars{color:var(--gold);letter-spacing:.3em;font-size:.8rem}
.quote p{color:var(--muted);font-size:.96rem;flex:1}
.quote .who{display:flex;align-items:center;gap:.9rem}
.quote .avatar{
  width:38px;height:38px;border:1px solid var(--gold-deep);color:var(--gold);
  display:flex;align-items:center;justify-content:center;
  font-size:.7rem;letter-spacing:.08em;font-weight:600;
}
.quote .who b{font-size:.8rem;letter-spacing:.06em;display:block}
.quote .who span{font-size:.68rem;color:var(--faint);letter-spacing:.1em;text-transform:uppercase}
@media(max-width:820px){.quotes{grid-template-columns:1fr}}

/* ---------- CTA ---------- */
.cta-band{
  border:1px solid var(--gold-deep);background:
    radial-gradient(700px 300px at 20% 0%,rgba(198,161,68,.12),transparent 60%),var(--ink-2);
  padding:clamp(2.6rem,6vw,4.5rem);text-align:center;
  display:flex;flex-direction:column;align-items:center;gap:1.4rem;
}
.cta-band h2{max-width:20ch;margin:0 auto}
.cta-band .lede{margin:0 auto}
.cta-actions{display:flex;gap:1rem;flex-wrap:wrap;justify-content:center}
.cta-phone{font-family:'Cormorant Garamond',serif;font-size:1.6rem;color:var(--gold)}

/* ---------- footer ---------- */
footer{border-top:1px solid var(--line-soft);background:var(--ink-2);padding:3.5rem 0 2rem}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:2.5rem;margin-bottom:2.5rem}
.foot-grid h4{font-size:.68rem;letter-spacing:.22em;text-transform:uppercase;color:var(--gold);margin-bottom:1rem;font-weight:600}
.foot-grid a,.foot-grid li{display:block;font-size:.84rem;color:var(--muted);padding:.28rem 0}
.foot-grid a:hover{color:var(--gold)}
.foot-brand p{color:var(--muted);font-size:.86rem;max-width:34ch;margin-top:1rem}
.foot-bottom{
  border-top:1px solid var(--line-soft);padding-top:1.6rem;
  display:flex;justify-content:space-between;gap:1rem;flex-wrap:wrap;
  font-size:.7rem;letter-spacing:.12em;color:var(--faint);text-transform:uppercase;
}
@media(max-width:900px){.foot-grid{grid-template-columns:1fr 1fr}}
@media(max-width:560px){.foot-grid{grid-template-columns:1fr}}

/* ---------- scroll reveal ---------- */
.reveal{opacity:0;transform:translateY(28px);transition:opacity .7s ease,transform .7s cubic-bezier(.2,.7,.2,1)}
.reveal.in{opacity:1;transform:none}

@media(prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none!important;transition:none!important}
  .rise,.reveal{opacity:1;transform:none}
  html{scroll-behavior:auto}
}
:focus-visible{outline:2px solid var(--gold);outline-offset:3px}

/* ---------- interior page hero ---------- */
.page-hero{padding:calc(var(--header-h) + clamp(3rem,7vw,5.5rem)) 0 clamp(2.5rem,5vw,4rem);border-bottom:1px solid var(--line-soft)}
.page-hero h1{margin-top:.5rem}
.breadcrumb{font-size:.66rem;letter-spacing:.22em;text-transform:uppercase;color:var(--faint)}
.breadcrumb a{color:var(--gold)}
/* ---------- real media in slots ---------- */
.sheet-media img,.about-media img,.project-media img{width:100%;height:100%;object-fit:cover;display:block}
.about-media{overflow:hidden}
.hero-media video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.project-media{cursor:pointer}
.project .count{position:absolute;top:.8rem;right:.8rem;z-index:2;font-size:.62rem;letter-spacing:.16em;
  text-transform:uppercase;color:var(--bone);background:rgba(20,19,17,.72);border:1px solid var(--line);padding:.3rem .6rem}
.badge-ba{position:absolute;top:.8rem;left:.8rem;z-index:2;font-size:.62rem;letter-spacing:.16em;
  text-transform:uppercase;color:var(--ink);background:var(--gold);padding:.3rem .6rem}
/* ---------- lightbox ---------- */
.lb{position:fixed;inset:0;z-index:100;background:rgba(12,11,9,.94);display:none;flex-direction:column;padding:1.2rem}
.lb.open{display:flex}
.lb-top{display:flex;align-items:center;justify-content:space-between;gap:1rem;max-width:1100px;width:100%;margin:0 auto .8rem}
.lb-title{font-family:'Cormorant Garamond',serif;font-size:1.3rem;color:var(--bone)}
.lb-close{background:none;border:1px solid var(--line);color:var(--bone);font-size:1rem;padding:.5rem .9rem;cursor:pointer}
.lb-close:hover{border-color:var(--gold);color:var(--gold)}
.lb-tabs{display:flex;gap:.5rem}
.lb-tab{font-size:.66rem;letter-spacing:.18em;text-transform:uppercase;background:transparent;color:var(--muted);
  border:1px solid var(--line);padding:.5rem 1rem;cursor:pointer}
.lb-tab.active{background:var(--gold);border-color:var(--gold);color:var(--ink)}
.lb-stage{flex:1;display:flex;align-items:center;justify-content:center;min-height:0;position:relative;max-width:1100px;width:100%;margin:0 auto}
.lb-stage img{max-width:100%;max-height:100%;object-fit:contain;border:1px solid var(--line)}
.lb-nav{position:absolute;top:50%;transform:translateY(-50%);background:rgba(20,19,17,.8);border:1px solid var(--line);
  color:var(--bone);font-size:1.3rem;padding:.6rem 1rem;cursor:pointer}
.lb-nav:hover{color:var(--gold);border-color:var(--gold)}
.lb-prev{left:0}.lb-next{right:0}
.lb-thumbs{display:flex;gap:.5rem;overflow-x:auto;padding-top:.9rem;max-width:1100px;width:100%;margin:0 auto}
.lb-thumbs img{height:58px;width:82px;object-fit:cover;cursor:pointer;border:1px solid var(--line);opacity:.55;flex:0 0 auto}
.lb-thumbs img.active,.lb-thumbs img:hover{opacity:1;border-color:var(--gold)}
/* ---------- gallery strip on service pages ---------- */
.strip{display:grid;grid-template-columns:repeat(4,1fr);gap:1rem}
.strip img{width:100%;aspect-ratio:4/3;object-fit:cover;border:1px solid var(--line)}
@media(max-width:820px){.strip{grid-template-columns:repeat(2,1fr)}}
/* ---------- contact ---------- */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:clamp(2rem,4vw,3.5rem)}
.contact-form{display:grid;gap:1rem}
.contact-form label{font-size:.66rem;letter-spacing:.2em;text-transform:uppercase;color:var(--muted)}
.contact-form input,.contact-form select,.contact-form textarea{
  width:100%;background:var(--ink-3);border:1px solid var(--line);color:var(--bone);
  font-family:'Archivo',sans-serif;font-size:.95rem;padding:.9rem 1rem;margin-top:.4rem;
  transition:border-color .2s ease}
.contact-form input:focus,.contact-form select:focus,.contact-form textarea:focus{outline:none;border-color:var(--gold)}
.info-block{border:1px solid var(--line);background:var(--ink-3);padding:1.6rem;margin-bottom:1.2rem}
.info-block h3{color:var(--gold);font-weight:400}
.info-block p,.info-block a{color:var(--muted);font-size:.95rem}
.map-embed{border:1px solid var(--line);width:100%;aspect-ratio:16/10;filter:grayscale(1) invert(.92) contrast(.9)}
@media(max-width:900px){.contact-grid{grid-template-columns:1fr}}

/* ---------- client logo band ---------- */
.clients-band{padding:clamp(2.5rem,5vw,4rem) 0;border-bottom:1px solid var(--line-soft)}
.marquee{overflow:hidden;position:relative;
  -webkit-mask-image:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent);
  mask-image:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent)}
.marquee-track{display:flex;align-items:center;gap:clamp(3rem,6vw,5.5rem);width:max-content;
  animation:scroll 36s linear infinite;padding:0 2rem}
.marquee:hover .marquee-track{animation-play-state:paused}
.marquee-track .chip{background:var(--bone);padding:.7rem 1.4rem;display:flex;align-items:center;border-radius:2px}
.marquee-track .chip img{height:34px;width:auto;display:block}
@keyframes scroll{to{transform:translateX(-50%)}}
@media(prefers-reduced-motion:reduce){
  .marquee-track{animation:none;flex-wrap:wrap;width:auto;justify-content:center}
  .marquee{mask-image:none;-webkit-mask-image:none}}

/* ---------- v2 additions ---------- */
.nav-dd{position:relative;display:flex}
.nav-dd .dd-caret{font-size:.6rem;color:var(--gold);margin-left:.3rem}
.nav-dd-menu{position:absolute;top:100%;left:50%;transform:translateX(-50%) translateY(6px);
  background:var(--ink-2);border:1px solid var(--line);min-width:250px;padding:.5rem 0;
  opacity:0;visibility:hidden;transition:opacity .2s ease,transform .2s ease}
.nav-dd:hover .nav-dd-menu,.nav-dd:focus-within .nav-dd-menu{opacity:1;visibility:visible;transform:translateX(-50%) translateY(0)}
.nav-dd-menu a{display:block;padding:.7rem 1.2rem;border-bottom:0;font-size:.72rem}
.nav-dd-menu a:hover{background:var(--ink-3)}
@media(max-width:960px){.nav-dd{flex-direction:column}
.nav-dd-menu{position:static;transform:none;opacity:1;visibility:visible;border:0;background:transparent;padding:.2rem 0 0 1rem;min-width:0}}
.cred-row{display:flex;flex-wrap:wrap;gap:.6rem;margin-top:1.6rem}
.cred{font-size:.64rem;letter-spacing:.18em;text-transform:uppercase;color:var(--gold);
  border:1px solid var(--gold-deep);padding:.5rem .9rem}
.std-table{border:1px solid var(--line);background:var(--ink-3)}
.std-row{display:grid;grid-template-columns:1fr 1.3fr 1.3fr;border-bottom:1px solid var(--line)}
.std-row:last-child{border-bottom:0}
.std-row>div{padding:1rem 1.3rem;font-size:.92rem;color:var(--muted);border-right:1px solid var(--line)}
.std-row>div:first-child{font-weight:600;font-size:.74rem;letter-spacing:.14em;text-transform:uppercase;color:var(--bone)}
.std-row>div:last-child{border-right:0}
.std-row .std-x{color:var(--bone);background:rgba(198,161,68,.07)}
.std-head>div{font-size:.66rem!important;letter-spacing:.2em;text-transform:uppercase;color:var(--faint)!important;font-weight:600}
.std-head .std-x{color:var(--gold)!important}
@media(max-width:760px){.std-row{grid-template-columns:1fr}.std-row>div{border-right:0;border-bottom:1px dashed var(--line-soft)}.std-row>div:last-child{border-bottom:0}}
.spotlight{background-size:cover;background-position:center;border-top:1px solid var(--line-soft);border-bottom:1px solid var(--line-soft)}
.spot-inner{max-width:560px;padding:clamp(3rem,7vw,5rem) 0;display:flex;flex-direction:column;gap:1.1rem;align-items:flex-start}
.proj-hero{background-size:cover;background-position:center}
.pgrid{display:grid;grid-template-columns:repeat(3,1fr);gap:1rem}
.pgrid img{width:100%;aspect-ratio:4/3;object-fit:cover;border:1px solid var(--line);cursor:pointer;
  transition:transform .3s ease,border-color .3s ease}
.pgrid img:hover{transform:translateY(-4px);border-color:var(--gold-deep)}
@media(max-width:900px){.pgrid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:560px){.pgrid{grid-template-columns:1fr}}
.proj-nav{display:flex;justify-content:space-between;gap:1rem;flex-wrap:wrap}
.proj-nav a{font-size:.72rem;letter-spacing:.16em;text-transform:uppercase;color:var(--muted);
  border:1px solid var(--line);padding:.8rem 1.2rem;transition:color .2s,border-color .2s}
.proj-nav a:hover{color:var(--gold);border-color:var(--gold-deep)}
.dlv-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1.2rem}
.dlv{border:1px solid var(--line);background:var(--ink-3);padding:1.5rem}
.dlv b{display:block;font-weight:600;font-size:.82rem;letter-spacing:.1em;text-transform:uppercase;color:var(--bone);margin-bottom:.5rem}
.dlv p{color:var(--muted);font-size:.9rem}
@media(max-width:900px){.dlv-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:560px){.dlv-grid{grid-template-columns:1fr}}
.faq{border:1px solid var(--line);background:var(--ink-3);margin-bottom:.8rem}
.faq summary{cursor:pointer;padding:1.1rem 1.4rem;font-weight:500;font-size:.92rem;color:var(--bone);list-style:none;position:relative}
.faq summary::after{content:"+";position:absolute;right:1.3rem;color:var(--gold);font-size:1.1rem}
.faq[open] summary::after{content:"–"}
.faq p{padding:0 1.4rem 1.2rem;color:var(--muted);font-size:.92rem}
a.project{display:block;color:inherit}
a.sheet{display:flex;color:inherit}
/* ---------- industry affiliations ---------- */
.affil-band{padding:clamp(3rem,6vw,5rem) 0;border-top:1px solid var(--line-soft);border-bottom:1px solid var(--line-soft);background:var(--ink-2)}
.chip{background:var(--bone);padding:.7rem 1.4rem;display:inline-flex;align-items:center;border-radius:2px}
.chip img{height:34px;width:auto;display:block}
.chip--lg{padding:1rem 1.6rem}
.chip--lg img{height:52px}
.affil-row{display:flex;flex-wrap:wrap;gap:1rem;align-items:center}
/* ---------- lively pass ---------- */
/* light bands for page rhythm */
.section--light{background:var(--bone);border-top:1px solid #ddd6c4;border-bottom:1px solid #ddd6c4}
.section--light .display,.section--light b{color:var(--ink)}
.section--light .body-copy,.section--light p{color:#5f594a}
.section--light .sheetline::after{background:#d8d1bf}
.section--light .std-table{background:#fff;border-color:#ddd6c4}
.section--light .std-row{border-color:#e7e1d0}
.section--light .std-row>div{border-color:#e7e1d0;color:#6a6455}
.section--light .std-row>div:first-child{color:var(--ink)}
.section--light .std-row .std-x{background:rgba(198,161,68,.14);color:var(--ink)}
.section--light .std-head>div{color:#9a937f!important}
.section--light .std-head .std-x{color:var(--gold-deep)!important}
.section--light .chip{background:#fff;border:1px solid #e3ddcd}
/* hero: slow living zoom */
@keyframes heroZoom{from{transform:scale(1)}to{transform:scale(1.07)}}
.hero-media video{animation:heroZoom 26s ease-in-out infinite alternate}
/* full-bleed photo break */
.photo-break{min-height:52vh;background-size:cover;background-position:center;background-attachment:fixed;
  display:flex;align-items:flex-end;border-top:1px solid var(--line-soft);border-bottom:1px solid var(--line-soft);position:relative}
.photo-break::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(20,19,17,.25),rgba(20,19,17,.05) 40%,rgba(20,19,17,.55))}
.photo-break .wrap{position:relative;z-index:2;padding-bottom:2rem;width:100%}
.pb-tag{font-size:.68rem;letter-spacing:.22em;text-transform:uppercase;color:var(--bone);
  background:rgba(20,19,17,.6);border:1px solid var(--line);padding:.6rem 1rem;backdrop-filter:blur(4px)}
@media(max-width:900px){.photo-break{background-attachment:scroll;min-height:38vh}}
/* section title line draws in */
.sheetline::after{transform:scaleX(0);transform-origin:left;transition:transform 1s cubic-bezier(.2,.7,.2,1) .15s}
.sheetline.in::after{transform:scaleX(1)}
/* staggered card entrances */
.services-grid>.reveal:nth-child(2),.quotes>.reveal:nth-child(2),.dlv-grid>.reveal:nth-child(2){transition-delay:.12s}
.services-grid>.reveal:nth-child(3),.quotes>.reveal:nth-child(3),.dlv-grid>.reveal:nth-child(3){transition-delay:.22s}
.services-grid>.reveal:nth-child(4),.quotes>.reveal:nth-child(4),.dlv-grid>.reveal:nth-child(4){transition-delay:.32s}
.dlv-grid>.reveal:nth-child(5){transition-delay:.42s}
.dlv-grid>.reveal:nth-child(6){transition-delay:.5s}
.projects-grid>.reveal:nth-child(3n+2){transition-delay:.12s}
.projects-grid>.reveal:nth-child(3n){transition-delay:.24s}
.process>.step:nth-child(2){transition-delay:.12s}
.process>.step:nth-child(3){transition-delay:.24s}
.process>.step:nth-child(4){transition-delay:.36s}
/* button light sweep */
.btn{position:relative;overflow:hidden}
.btn::after{content:"";position:absolute;inset:0;pointer-events:none;
  background:linear-gradient(105deg,transparent 40%,rgba(255,255,255,.35) 50%,transparent 60%);
  transform:translateX(-130%);transition:transform .6s ease}
.btn:hover::after{transform:translateX(130%)}
/* ---------- readability + logo cleanup on light bands ---------- */
.section--light .sheetline .sheet-name{color:var(--gold-deep)}
.section--light .body-copy,.section--light p{color:#4a4536}
.section--light .chip{background:transparent;border:0;padding:0;border-radius:0}
.section--light .chip img{height:46px}
.section--light .chip--lg img{height:62px}
.section--light .marquee-track{gap:clamp(3.5rem,7vw,6.5rem)}
/* ============================================================
   RESEARCH UPGRADE PASS (dark theme) — lead-gen + polish
   ============================================================ */
/* skip link (a11y) */
.skip-link{position:absolute;left:-9999px;top:0;background:var(--gold);color:var(--ink);
  padding:.7rem 1.2rem;z-index:200;font-size:.75rem;letter-spacing:.14em;text-transform:uppercase}
.skip-link:focus{left:0}
/* sticky mobile action bar — 60%+ of contractor traffic is mobile */
.sticky-bar{display:none}
@media(max-width:820px){
  .sticky-bar{display:flex;position:fixed;bottom:0;left:0;right:0;z-index:60;gap:.6rem;
    padding:.7rem .9rem calc(.7rem + env(safe-area-inset-bottom));
    background:rgba(20,19,17,.92);backdrop-filter:blur(10px);border-top:1px solid var(--line)}
  .sticky-bar .btn{flex:1;justify-content:center;padding:.85rem 1rem}
  body{padding-bottom:64px}
  footer{padding-bottom:5.5rem}
}
/* hero rating row */
.rating-row{display:inline-flex;align-items:center;gap:.55rem;margin-top:1.4rem;
  font-size:.8rem;letter-spacing:.06em;color:var(--muted)}
.rating-row .stars{color:var(--gold);letter-spacing:.2em;font-size:.85rem}
.rating-row b{color:var(--bone);font-weight:600}
.rating-row .rr-arrow{color:var(--gold);transition:transform .25s ease}
.rating-row:hover .rr-arrow{transform:translateX(4px)}
/* project card before-photo hover reveal */
.project-media{position:relative}
.project-media .before-reveal{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;
  opacity:0;transition:opacity .45s ease}
.project:hover .project-media .before-reveal{opacity:1}
.project:hover .badge-ba{background:var(--bone);color:var(--ink)}
/* form trust note */
.form-note{font-size:.78rem;color:var(--faint);margin-top:.2rem}
/* ---------- "Why XLN" v2: paired cards instead of table ---------- */
.std-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:1.1rem}
.std-card{background:#fff;border:1px solid #ddd6c4;padding:1.5rem 1.5rem 1.3rem;display:flex;flex-direction:column;gap:.75rem}
.std-label{font-size:.66rem;font-weight:600;letter-spacing:.22em;text-transform:uppercase;color:var(--gold-deep)}
.std-them{color:#8a8371;font-size:.92rem;line-height:1.5}
.std-them .x{color:#b5ad9a;margin-right:.35rem}
.std-us{color:#1d1b15;font-size:.98rem;font-weight:500;line-height:1.5;
  border-top:1px solid #eee8d8;padding-top:.75rem}
.std-us .c{color:var(--gold-deep);margin-right:.35rem;font-weight:700}
@media(max-width:560px){.std-grid{grid-template-columns:1fr}}
/* ---------- Why XLN v3: dark section, high-contrast cards ---------- */
.std-card{background:var(--ink-3);border-color:var(--line)}
.std-label{color:var(--gold)}
.std-them{color:var(--muted)}
.std-them .x{color:var(--faint)}
.std-us{color:var(--bone);border-top-color:var(--line-soft)}
.std-us .c{color:var(--gold)}
/* eyebrow labels on remaining light bands: ink, heavier — no more faint gold-on-cream */
.section--light .sheetline .sheet-name{color:#1d1b15;font-weight:600}