/* ============================================================
   OMNI CONSTRUCTION — design system
   Palette locked: ink #1A1A1C · terracotta #B4562A · neutral light
   Radius 0 site-wide. Archivo display/body + IBM Plex Mono labels.
   ============================================================ */

/* ---------- tokens ---------- */
:root{
  --ink:        #1A1A1C;
  --ink-2:      #212124;   /* raised dark surface */
  --ink-3:      #2A2A2E;   /* dark hairline surface */
  --terra:      #B4562A;   /* accent: CTAs, large accents */
  --terra-deep: #96431F;   /* small accent text on light (AA) */
  --terra-tint: #E8A87E;   /* small accent text on dark (AA) */
  --paper:      #F5F5F3;   /* light surface (neutral, chroma 0) */
  --paper-2:    #ECECEA;   /* alt light surface */
  --line:       rgba(26,26,28,.14);
  --line-dark:  rgba(255,255,255,.16);
  --tx:         #1A1A1C;
  --tx-soft:    #55555A;
  --tx-inv:     #F5F5F3;
  --tx-inv-soft:#B7B7BC;

  --font-sans: "Archivo","Helvetica Neue",Arial,sans-serif;
  --font-mono: "IBM Plex Mono","Courier New",monospace;

  --fs-hero: clamp(2.6rem, 5.6vw, 5.5rem);
  --fs-h1:   clamp(2.3rem, 4.6vw, 4rem);
  --fs-h2:   clamp(1.95rem, 3.6vw, 3.2rem);
  --fs-h3:   clamp(1.3rem, 2vw, 1.7rem);
  --fs-lede: clamp(1.1rem, 1.5vw, 1.3rem);

  --sp-section: clamp(5rem, 11vw, 8.75rem);
  --header-h: 92px;
  --container: 1320px;

  --ease: cubic-bezier(.22,1,.36,1);
  --t-fast: .22s;
  --t-med: .5s;

  --z-header: 100;
  --z-mnav: 200;
}

/* ---------- reset/base ---------- */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
body{
  font-family:var(--font-sans);
  font-size:1.0625rem;
  line-height:1.65;
  color:var(--tx);
  background:var(--paper);
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none}
ul,ol{list-style:none}
button{font:inherit;background:none;border:0;cursor:pointer;color:inherit}
::selection{background:var(--terra);color:#fff}

h1,h2,h3{text-wrap:balance;font-weight:600;line-height:1.08;letter-spacing:-.02em}
p{max-width:65ch}

/* skip link */
.skip-link{
  position:absolute;left:1rem;top:-4rem;z-index:999;
  background:var(--ink);color:#fff;padding:.7rem 1.2rem;
  font-size:.9rem;transition:top var(--t-fast) var(--ease);
}
.skip-link:focus{top:1rem}

/* visually hidden but available to screen readers */
.sr-only{
  position:absolute;width:1px;height:1px;padding:0;overflow:hidden;
  clip:rect(0 0 0 0);white-space:nowrap;border:0;
}

:focus-visible{outline:2px solid var(--terra);outline-offset:3px}
.s-dark :focus-visible,.site-header :focus-visible,.mnav :focus-visible{outline-color:var(--terra-tint)}

/* ---------- layout primitives ---------- */
.container{max-width:var(--container);margin-inline:auto;padding-inline:clamp(1.25rem,4vw,3rem)}
.section{padding-block:var(--sp-section)}
.s-dark{background:var(--ink);color:var(--tx-inv)}
.s-dark p{color:var(--tx-inv-soft)}
.s-alt{background:var(--paper-2)}

.mono-label{
  font-family:var(--font-mono);
  font-size:.72rem;font-weight:500;
  letter-spacing:.18em;text-transform:uppercase;
  color:var(--terra-deep);
}
.s-dark .mono-label{color:var(--terra-tint)}

.lede{font-size:var(--fs-lede);line-height:1.55;color:var(--tx-soft);max-width:58ch}
.s-dark .lede{color:var(--tx-inv-soft)}

/* section heading block */
.sec-head{margin-bottom:clamp(2.5rem,6vw,4.5rem)}
.sec-head h2{font-size:var(--fs-h2);max-width:18ch}
.sec-head .lede{margin-top:1.1rem}

/* hairline */
.rule{border:0;border-top:1px solid var(--line)}
.s-dark .rule{border-color:var(--line-dark)}

/* ---------- ring motif (decorative) ---------- */
.ring{display:inline-block;flex:none}
.ring svg{display:block;width:100%;height:100%}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;gap:.7rem;
  padding:1rem 1.9rem;
  font-weight:600;font-size:.98rem;letter-spacing:.02em;
  border:1px solid transparent;
  transition:background var(--t-fast) var(--ease),border-color var(--t-fast) var(--ease),color var(--t-fast) var(--ease);
}
.btn--primary{background:var(--terra);color:#fff}
.btn--primary:hover{background:var(--terra-deep)}
.btn--ghost{border-color:rgba(26,26,28,.35);color:var(--tx)}
.btn--ghost:hover{border-color:var(--tx);background:rgba(26,26,28,.05)}
.s-dark .btn--ghost,.hero .btn--ghost{border-color:rgba(255,255,255,.45);color:#fff}
.s-dark .btn--ghost:hover,.hero .btn--ghost:hover{border-color:#fff;background:rgba(255,255,255,.08)}

/* arrow link — inline SVG glyph, never an emoji character */
.arrow-link{
  display:inline-flex;align-items:center;gap:.55rem;
  font-weight:600;font-size:.98rem;
  color:var(--terra-deep);
  border-bottom:1px solid currentColor;padding-bottom:.2rem;
}
.s-dark .arrow-link{color:var(--terra-tint)}
.ico-arrow{
  width:1em;height:1em;flex:none;
  transition:transform var(--t-fast) var(--ease);
}
.arrow-link:hover .ico-arrow,
.tri-panel:hover .ico-arrow,
.ledger-row:hover .ico-arrow{transform:translateX(4px)}

/* ---------- header ---------- */
.site-header{
  position:fixed;inset:0 0 auto 0;z-index:var(--z-header);
  height:var(--header-h);
  display:flex;align-items:center;
  background:transparent;
  transition:background var(--t-med) var(--ease),box-shadow var(--t-med) var(--ease);
}
.site-header.scrolled{
  background:rgba(20,20,22,.97);
  -webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);
  box-shadow:0 1px 0 rgba(255,255,255,.1);
}
.header-inner{
  width:100%;max-width:1320px;margin-inline:auto;
  padding-inline:clamp(1.25rem,4vw,3rem);
  display:flex;align-items:center;justify-content:space-between;gap:2rem;
}
.brand{display:flex;align-items:center;flex:none}
.brand img{height:56px;width:auto;display:block}
.cta-short{display:none}

.nav-desktop{display:flex;align-items:center;gap:.4rem}
.nav-desktop>li{position:relative}
.nav-desktop>li>a{
  display:inline-block;padding:.6rem .95rem;
  color:#fff;font-weight:500;font-size:.98rem;
  opacity:.88;transition:opacity var(--t-fast) var(--ease);
}
.nav-desktop>li>a:hover{opacity:1}
.nav-desktop .caret{display:inline-block;margin-left:.35rem;font-size:.6rem;transform:translateY(-1px)}

.sub{
  position:absolute;top:100%;left:.4rem;min-width:264px;
  background:var(--ink-2);border:1px solid var(--line-dark);
  padding:.6rem 0;
  opacity:0;visibility:hidden;transform:translateY(8px);
  transition:opacity var(--t-fast) var(--ease),transform var(--t-fast) var(--ease),visibility var(--t-fast);
}
.has-sub:hover .sub,.has-sub:focus-within .sub{opacity:1;visibility:visible;transform:translateY(0)}
.sub a{
  display:block;padding:.62rem 1.3rem;color:var(--tx-inv-soft);
  font-size:.95rem;transition:color var(--t-fast),background var(--t-fast);
}
.sub a:hover{color:#fff;background:var(--ink-3)}
.sub .sub-hub{color:#fff;font-weight:600}
.sub .sub-div{border-top:1px solid var(--line-dark);margin:.5rem 0}

.header-cta{display:inline-flex}
.header-cta .btn{padding:.75rem 1.4rem;font-size:.92rem}

/* hamburger */
.nav-toggle{
  display:none;position:relative;width:44px;height:44px;
  align-items:center;justify-content:center;
}
.nav-toggle span{
  position:absolute;left:10px;right:10px;height:2px;background:#fff;
  transition:transform var(--t-med) var(--ease),opacity var(--t-fast);
}
.nav-toggle span:nth-child(1){top:15px}
.nav-toggle span:nth-child(2){top:21px}
.nav-toggle span:nth-child(3){top:27px}

/* ---------- mobile nav overlay ---------- */
.mnav{
  position:fixed;inset:0;z-index:var(--z-mnav);
  background:var(--ink);color:#fff;
  display:flex;flex-direction:column;
  padding:1rem clamp(1.25rem,5vw,2rem) 3rem;
  opacity:0;pointer-events:none;
  transition:opacity var(--t-med) var(--ease);
  overflow-y:auto;
}
.mnav.open{opacity:1;pointer-events:auto}
.mnav-top{display:flex;align-items:center;justify-content:space-between;height:var(--header-h);flex:none}
.mnav-top img{height:40px;width:auto}
.mnav-close{
  width:44px;height:44px;position:relative;
}
.mnav-close::before,.mnav-close::after{
  content:"";position:absolute;left:10px;right:10px;top:21px;height:2px;background:#fff;
}
.mnav-close::before{transform:rotate(45deg)}
.mnav-close::after{transform:rotate(-45deg)}

.mnav-list{margin-top:2.5rem;display:flex;flex-direction:column}
.mnav-list>li{
  border-bottom:1px solid var(--line-dark);
  transform:translateY(24px);opacity:0;
}
.mnav.open .mnav-list>li{
  transform:translateY(0);opacity:1;
  transition:transform .55s var(--ease),opacity .55s var(--ease);
  transition-delay:var(--d,0s);
}
.mnav-list a,.mnav-acc-btn{
  display:flex;align-items:center;justify-content:space-between;width:100%;
  padding:1.15rem 0;
  font-size:1.45rem;font-weight:600;letter-spacing:-.01em;color:#fff;text-align:left;
}
.mnav-acc-btn .acc-mark{
  font-family:var(--font-mono);font-size:1.1rem;font-weight:400;color:var(--terra-tint);
  transition:transform var(--t-med) var(--ease);
}
.mnav-acc-btn[aria-expanded="true"] .acc-mark{transform:rotate(45deg)}
.mnav-panel{
  max-height:0;overflow:hidden;
  transition:max-height var(--t-med) var(--ease);
}
.mnav-panel a{
  font-size:1.05rem;font-weight:400;color:var(--tx-inv-soft);
  padding:.7rem 0 .7rem 1.1rem;
}
.mnav-panel a:last-child{padding-bottom:1.2rem}
.mnav-cta{margin-top:2.5rem}
.mnav-cta .btn{width:100%;justify-content:center}

body.no-scroll{overflow:hidden}

/* ---------- home hero ---------- */
.hero{
  position:relative;min-height:100svh;
  display:flex;align-items:flex-end;
  background:var(--ink);color:#fff;
  overflow:hidden;
}
.hero-media{position:absolute;inset:0}
.hero-media img{width:100%;height:100%;object-fit:cover}
.hero-media::after{
  content:"";position:absolute;inset:0;
  background:
    linear-gradient(to top, rgba(16,16,18,.92) 0%, rgba(16,16,18,.55) 38%, rgba(16,16,18,.18) 70%, rgba(16,16,18,.35) 100%);
}
.hero-content{
  position:relative;z-index:1;width:100%;
  padding-top:calc(var(--header-h) + 3rem);
  padding-bottom:clamp(3rem,7vh,5.5rem);
}
.hero h1{
  font-size:var(--fs-hero);
  letter-spacing:-.025em;line-height:1.02;
  max-width:15ch;
}
.hero .lede{color:rgba(245,245,243,.88);margin-top:1.4rem;max-width:46ch;text-shadow:0 1px 12px rgba(0,0,0,.3)}
.hero-ctas{display:flex;flex-wrap:wrap;gap:1rem;margin-top:2.4rem}

/* ---------- positioning statement ---------- */
.statement h2{
  font-size:clamp(1.7rem,3.2vw,2.7rem);
  font-weight:500;letter-spacing:-.015em;line-height:1.25;
  max-width:26ch;
}
.statement strong{font-weight:600;color:var(--terra-deep)}
.statement-links{display:flex;flex-wrap:wrap;gap:2.2rem;margin-top:2.6rem}

/* ---------- sector triptych ---------- */
.triptych{
  display:grid;grid-template-columns:repeat(3,1fr);gap:2px;
  background:var(--paper);
}
.tri-panel{
  position:relative;display:block;overflow:hidden;
  background:var(--ink);color:#fff;
  aspect-ratio:4/5;
}
.tri-panel .slot,.tri-panel img{position:absolute;inset:0;width:100%;height:100%}
.tri-panel img{object-fit:cover;transition:transform 1.1s var(--ease)}
.tri-panel:hover img{transform:scale(1.045)}
.tri-panel::after{
  content:"";position:absolute;inset:0;z-index:1;
  background:linear-gradient(to top, rgba(16,16,18,.88) 0%, rgba(16,16,18,.28) 45%, rgba(16,16,18,.08) 100%);
}
.tri-body{
  position:absolute;inset:auto 0 0 0;z-index:2;
  padding:clamp(1.4rem,2.5vw,2.2rem);
}
.tri-body h3{font-size:var(--fs-h3);margin-bottom:.5rem}
.tri-body p{color:rgba(245,245,243,.82);font-size:.95rem;line-height:1.55;max-width:34ch}
.tri-go{
  display:inline-flex;align-items:center;gap:.55rem;margin-top:1.1rem;
  font-weight:600;font-size:.92rem;color:var(--terra-tint);
  border-bottom:1px solid currentColor;padding-bottom:.2rem;
}

/* ---------- flagship band ---------- */
.flagship-grid{
  display:grid;grid-template-columns:1fr 1.15fr;gap:clamp(2.5rem,6vw,5rem);
  align-items:center;
}
.flagship-grid h2{font-size:var(--fs-h2);margin:.9rem 0 1.3rem;max-width:16ch}
.flagship-grid .slot{aspect-ratio:16/11}

/* ---------- services ledger ---------- */
.ledger{border-top:1px solid var(--line)}
.ledger-row{
  display:grid;
  grid-template-columns:4.5rem 1fr 1.25fr 3.5rem;
  align-items:center;gap:1.5rem;
  padding:1.7rem .75rem;
  border-bottom:1px solid var(--line);
  transition:background var(--t-fast) var(--ease),color var(--t-fast) var(--ease);
}
.ledger-row:hover{background:var(--ink);color:#fff}
.ledger-num{
  font-family:var(--font-mono);font-size:.85rem;color:var(--terra-deep);
  transition:color var(--t-fast);
}
.ledger-row:hover .ledger-num{color:var(--terra-tint)}
.ledger-name{font-size:clamp(1.2rem,1.8vw,1.55rem);font-weight:600;letter-spacing:-.01em}
.ledger-desc{font-size:.97rem;color:var(--tx-soft);line-height:1.5;transition:color var(--t-fast)}
.ledger-row:hover .ledger-desc{color:var(--tx-inv-soft)}
.ledger-arrow{
  justify-self:end;display:inline-flex;align-items:center;
  font-size:1.1rem;color:var(--terra-deep);
  transition:color var(--t-fast);
}
.ledger-row:hover .ledger-arrow{color:var(--terra-tint)}

/* ---------- coverage ---------- */
.coverage-grid{
  display:grid;grid-template-columns:1.15fr .85fr;gap:clamp(3rem,7vw,6rem);
  align-items:center;
}
.region-list{border-top:1px solid var(--line-dark)}
.region-list li{
  display:flex;align-items:baseline;justify-content:space-between;gap:1.5rem;
  padding:1.05rem .25rem;
  border-bottom:1px solid var(--line-dark);
}
.region-name{font-size:clamp(1.25rem,2.2vw,1.8rem);font-weight:600;letter-spacing:-.015em}
.region-note{font-family:var(--font-mono);font-size:.72rem;letter-spacing:.14em;text-transform:uppercase;color:var(--tx-inv-soft)}
.coverage-art{display:flex;justify-content:center}
.coverage-art svg{width:min(100%,420px);height:auto}

/* ---------- process ---------- */
.process-grid{
  display:grid;grid-template-columns:repeat(4,1fr);gap:clamp(1.5rem,3vw,2.5rem);
}
.process-step{border-top:2px solid var(--ink);padding-top:1.4rem}
.process-step .step-num{
  font-family:var(--font-mono);font-size:.8rem;color:var(--terra-deep);display:block;margin-bottom:.9rem;
}
.process-step h3{font-size:1.15rem;margin-bottom:.55rem}
.process-step p{font-size:.95rem;color:var(--tx-soft);line-height:1.55}

/* ---------- contact band / forms ---------- */
.contact-grid{
  display:grid;grid-template-columns:1fr 1.1fr;gap:clamp(3rem,7vw,6rem);
  align-items:start;
}
.contact-grid h2{font-size:var(--fs-h2);max-width:14ch}
.contact-aside p{margin-top:1.2rem}
.contact-meta{margin-top:2.4rem;border-top:1px solid var(--line-dark);padding-top:1.6rem}
.contact-meta li{display:flex;gap:1rem;align-items:baseline;padding:.35rem 0}
.contact-meta .mono-label{min-width:5.5rem}
.contact-meta a{color:#fff;font-weight:500;border-bottom:1px solid var(--line-dark)}
.contact-meta a:hover{border-color:var(--terra-tint)}

.form{display:grid;gap:1.35rem}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:1.35rem}
.field label{
  display:block;font-family:var(--font-mono);font-size:.7rem;
  letter-spacing:.16em;text-transform:uppercase;
  color:var(--tx-inv-soft);margin-bottom:.55rem;
}
.field input,.field select,.field textarea{
  width:100%;background:transparent;border:1px solid var(--line-dark);
  color:#fff;font:inherit;font-size:1rem;
  padding:.9rem 1rem;border-radius:0;
  transition:border-color var(--t-fast) var(--ease);
}
.field select{appearance:none;background-image:linear-gradient(45deg,transparent 50%,#fff 50%),linear-gradient(135deg,#fff 50%,transparent 50%);background-position:calc(100% - 21px) 50%,calc(100% - 16px) 50%;background-size:5px 5px;background-repeat:no-repeat}
.field select option{background:var(--ink);color:#fff}
.field textarea{min-height:9rem;resize:vertical}
.field input::placeholder,.field textarea::placeholder{color:rgba(245,245,243,.68)}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--terra-tint);outline:none}
.field .err{
  display:none;font-size:.85rem;color:var(--terra-tint);margin-top:.45rem;
}
.field.invalid .err{display:block}
.field.invalid input,.field.invalid select,.field.invalid textarea{border-color:var(--terra)}
.form-note{font-size:.9rem;color:var(--tx-inv-soft)}
.form-success{
  display:none;border:1px solid var(--line-dark);padding:2.2rem;
}
.form-success h3{margin-bottom:.6rem}
.form-success p{color:var(--tx-inv-soft)}
.form.sent{display:none}
.form.sent + .form-success{display:block}

/* ---------- footer ---------- */
.site-footer{background:var(--ink);color:var(--tx-inv);border-top:3px solid var(--terra)}
.footer-main{
  display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:clamp(2rem,5vw,4rem);
  padding-block:clamp(3.5rem,7vw,5.5rem);
}
.footer-brand img{height:40px;width:auto}
.footer-brand p{margin-top:1.3rem;font-size:.95rem;color:var(--tx-inv-soft);max-width:30ch}
.footer-col .mono-label{display:block;margin-bottom:1.2rem}
.footer-col li{padding:.32rem 0}
.footer-col a{color:var(--tx-inv-soft);font-size:.97rem;transition:color var(--t-fast)}
.footer-col a:hover{color:#fff}
.footer-bottom{
  border-top:1px solid var(--line-dark);
  padding-block:1.5rem;
  display:flex;flex-wrap:wrap;gap:1rem;justify-content:space-between;align-items:center;
  font-size:.85rem;color:var(--tx-inv-soft);
}
.footer-regions{font-family:var(--font-mono);font-size:.7rem;letter-spacing:.12em;text-transform:uppercase}

/* ---------- interior page hero ---------- */
.page-hero{
  background:var(--ink);color:var(--tx-inv);
  padding-top:calc(var(--header-h) + clamp(3rem,7vw,5.5rem));
  padding-bottom:clamp(3rem,6vw,5rem);
}
.breadcrumb{
  display:flex;flex-wrap:wrap;gap:.6rem;align-items:center;
  font-family:var(--font-mono);font-size:.72rem;letter-spacing:.14em;text-transform:uppercase;
  color:var(--tx-inv-soft);margin-bottom:2rem;
}
.breadcrumb a{color:var(--tx-inv-soft);border-bottom:1px solid transparent}
.breadcrumb a:hover{color:#fff;border-color:var(--line-dark)}
.breadcrumb .sep{color:var(--terra-tint)}
.page-hero h1{font-size:var(--fs-h1);max-width:16ch}
.page-hero .lede{margin-top:1.4rem}

/* ---------- generic content patterns (interior pages) ---------- */
.split{
  display:grid;grid-template-columns:1fr 1fr;gap:clamp(2.5rem,6vw,5rem);
  align-items:center;
}
.split .slot{aspect-ratio:4/3}
/* portrait source in a split: keep its shape rather than crop it to landscape */
.split .slot--tall{aspect-ratio:4/5}
.split h2{font-size:var(--fs-h2);margin-bottom:1.2rem;max-width:16ch}
.split .body p+p{margin-top:1rem}

/* capability rows: hairline-separated, no tick glyphs */
.check-list{margin-top:1.6rem;border-top:1px solid var(--line)}
.check-list li{
  padding:.95rem .25rem;border-bottom:1px solid var(--line);
  font-weight:500;
}
.check-list .tick{display:none}
.s-dark .check-list{border-color:var(--line-dark)}
.s-dark .check-list li{border-color:var(--line-dark)}

/* two-up detail rows */
.detail-grid{display:grid;grid-template-columns:1fr 1fr;gap:clamp(2rem,4vw,3.5rem)}
.detail-item{border-top:2px solid var(--ink);padding-top:1.3rem}
.s-dark .detail-item{border-color:var(--paper)}
.detail-item h3{font-size:1.2rem;margin-bottom:.55rem}
.detail-item p{font-size:.97rem;color:var(--tx-soft)}
.s-dark .detail-item p{color:var(--tx-inv-soft)}

/* CTA band (page close) */
.cta-band{border-top:1px solid var(--line)}
.cta-band-inner{
  display:flex;flex-wrap:wrap;gap:2rem;align-items:center;justify-content:space-between;
}
.cta-band h2{font-size:clamp(1.8rem,3.4vw,2.8rem);max-width:18ch}

/* ---------- image slots ---------- */
.slot{position:relative;overflow:hidden;background:var(--ink-2)}
.slot img{width:100%;height:100%;object-fit:cover}
.slot-fill{
  display:none;position:absolute;inset:0;
  background:
    radial-gradient(120% 90% at 15% 110%, rgba(180,86,42,.28), transparent 55%),
    linear-gradient(155deg, #232326 0%, #1A1A1C 60%, #151517 100%);
}
.slot--empty .slot-fill{display:block}
.slot-fill .ring{
  position:absolute;right:-8%;bottom:-14%;width:58%;opacity:.16;
}
.slot-fill .slot-tag{
  position:absolute;left:1.1rem;bottom:.9rem;
  font-family:var(--font-mono);font-size:.62rem;letter-spacing:.14em;
  text-transform:uppercase;color:rgba(245,245,243,.4);
}

/* ---------- case study ---------- */
.cs-meta{
  display:grid;grid-template-columns:repeat(3,1fr);gap:2px;
  background:var(--line-dark);border:1px solid var(--line-dark);
}
.cs-meta>div{background:var(--ink);padding:1.5rem}
.cs-meta .mono-label{display:block;margin-bottom:.6rem}
.cs-meta p{color:#fff;font-weight:500}
.cs-gallery{display:grid;grid-template-columns:1fr 1fr;gap:2px}
.cs-gallery .slot{aspect-ratio:16/10}
.cs-gallery .slot:first-child{grid-column:1/-1;aspect-ratio:21/9}

/* ---------- project index cards ---------- */
/* Six tracks, cards spanning two, so an incomplete final row can be centred
   instead of sitting beside an empty hole. Works for any number of projects. */
.pj-grid{
  --gx:clamp(1.25rem,2.4vw,2rem);
  display:grid;grid-template-columns:repeat(6,1fr);
  gap:clamp(1.5rem,2.8vw,2.4rem) var(--gx);
}
.pj-card{display:block;grid-column:span 2}
.pj-grid>.pj-card:last-child:nth-child(3n+1){grid-column:3/span 2}
.pj-grid>.pj-card:nth-last-child(2):nth-child(3n+1){grid-column:2/span 2}

/* exactly-two-up variant for pages that show a set of four */
.pj-grid--two{grid-template-columns:repeat(2,1fr)}
.pj-grid--two>.pj-card,
.pj-grid--two>.pj-card:last-child:nth-child(3n+1),
.pj-grid--two>.pj-card:nth-last-child(2):nth-child(3n+1){grid-column:auto}
.pj-grid--two>.pj-card:last-child:nth-child(odd){
  grid-column:1/-1;width:calc(50% - var(--gx) / 2);margin-inline:auto;
}
.pj-shot{display:block;position:relative;overflow:hidden;background:var(--ink-2);aspect-ratio:4/5}
.pj-shot img{width:100%;height:100%;object-fit:cover;transition:transform 1.2s var(--ease)}
.pj-card:hover .pj-shot img,.pj-card:focus-visible .pj-shot img{transform:scale(1.05)}
.pj-name{
  margin-top:1.1rem;font-size:clamp(1.1rem,1.5vw,1.3rem);font-weight:600;
  letter-spacing:-.015em;line-height:1.25;
  display:block;width:fit-content;border-bottom:1px solid transparent;
  transition:border-color var(--t-fast) var(--ease);
}
.pj-card:hover .pj-name,.pj-card:focus-visible .pj-name{border-bottom-color:currentColor}
.pj-cat{
  display:block;margin-top:.4rem;font-family:var(--font-mono);font-size:.7rem;
  letter-spacing:.16em;text-transform:uppercase;color:var(--tx-soft);
}
.s-dark .pj-cat{color:var(--tx-inv-soft)}
.pj-status{
  position:absolute;left:0;top:0;z-index:1;
  background:var(--terra);color:#fff;
  font-family:var(--font-mono);font-size:.63rem;font-weight:500;
  letter-spacing:.16em;text-transform:uppercase;padding:.5rem .85rem;
}

/* ---------- project showcase ---------- */
.pj-lead{
  display:grid;grid-template-columns:1.02fr .98fr;
  gap:clamp(2rem,4.5vw,4.25rem);align-items:start;
}
.pj-lead .pj-shot{aspect-ratio:4/5}
.pj-lead h2{font-size:var(--fs-h2);margin-bottom:1.3rem;max-width:15ch}
.pj-lead .body p+p{margin-top:1rem}

.pj-spec{margin-top:2.4rem;border-top:1px solid var(--line)}
.pj-spec li{
  display:grid;grid-template-columns:8.5rem 1fr;gap:1rem;align-items:baseline;
  padding:.9rem 0;border-bottom:1px solid var(--line);
}
.pj-spec li>span:last-child{font-weight:500}
.s-dark .pj-spec,.s-dark .pj-spec li{border-color:var(--line-dark)}

/* gallery: an odd final image is centred, never left stranded beside a hole */
.pj-gallery{
  --g:clamp(1rem,2vw,1.6rem);
  display:grid;grid-template-columns:1fr 1fr;gap:var(--g);
}
.pj-gallery figure{position:relative;overflow:hidden;background:var(--ink-2);aspect-ratio:4/5}
.pj-gallery img{width:100%;height:100%;object-fit:cover}
.pj-gallery>:last-child:nth-child(odd){
  grid-column:1/-1;width:calc(50% - var(--g) / 2);margin-inline:auto;
}

/* full-width establishing shot, sits directly under the page hero */
.pj-banner{background:var(--ink-2);line-height:0}
.pj-banner img{width:100%;height:clamp(300px,46vw,620px);object-fit:cover}

.pj-foot{
  display:flex;flex-wrap:wrap;gap:1.5rem;align-items:center;justify-content:space-between;
  margin-top:clamp(2.5rem,5vw,3.5rem);
}

/* ---------- reveal motion ----------
   Content is visible by default. JS only hides elements that start BELOW the
   fold (.will-reveal), so a missed observer callback can never ship a blank
   section, and above-the-fold content never flashes. */
.js .reveal.will-reveal{opacity:0;transform:translateY(18px)}
.js .reveal.will-reveal.in{
  opacity:1;transform:none;
  transition:opacity .65s var(--ease),transform .65s var(--ease);
  transition-delay:var(--d,0s);
}
@media (prefers-reduced-motion:reduce){
  .js .reveal.will-reveal{opacity:1;transform:none}
  .tri-panel img,.btn .btn-arrow,.ledger-arrow{transition:none}
  .mnav,.mnav.open .mnav-list>li{transition:none}
}

/* ---------- responsive ---------- */

/* large desktop / big monitor: widen the measure, scale the chrome up so the
   header doesn't read as a small strip on a 27"+ display */
@media (min-width:1600px){
  :root{--container:1480px;--fs-hero:clamp(4rem,4.4vw,5.4rem);--header-h:100px}
  .brand img{height:62px}
  .nav-desktop>li>a{font-size:1.02rem;padding:.6rem 1.05rem}
  .header-cta .btn{padding:.85rem 1.6rem;font-size:.98rem}
}
@media (min-width:2000px){
  :root{--container:1600px;--header-h:108px}
  body{font-size:1.125rem}
  .brand img{height:68px}
  .lede{font-size:1.35rem}
}

/* small laptop (1280x800 and similar): trim vertical rhythm so sections
   don't overshoot the viewport */
@media (min-width:901px) and (max-height:820px){
  :root{--sp-section:clamp(4rem,7vw,6rem)}
  .hero h1{font-size:clamp(2.6rem,4.4vw,4.2rem)}
}

@media (max-width:1024px){
  .triptych{grid-template-columns:1fr;gap:2px}
  .tri-panel{aspect-ratio:16/10}
  .flagship-grid,.coverage-grid,.contact-grid,.split{grid-template-columns:1fr}
  .process-grid{grid-template-columns:1fr 1fr;gap:2.2rem}
  .footer-main{grid-template-columns:1fr 1fr}
  .detail-grid{grid-template-columns:1fr}
  .cs-meta{grid-template-columns:1fr}
  .pj-grid{grid-template-columns:repeat(2,1fr)}
  .pj-grid>.pj-card,
  .pj-grid>.pj-card:last-child:nth-child(3n+1),
  .pj-grid>.pj-card:nth-last-child(2):nth-child(3n+1){grid-column:auto}
  .pj-grid>.pj-card:last-child:nth-child(odd){
    grid-column:1/-1;width:calc(50% - var(--gx) / 2);margin-inline:auto;
  }
  .pj-lead{grid-template-columns:1fr}
  .pj-lead .pj-shot{aspect-ratio:3/2}
}
@media (max-width:900px){
  .site-header nav{display:none}
  .nav-toggle{display:flex}
  :root{--header-h:78px}
  .header-inner{gap:.9rem}
  .header-cta{margin-left:auto}
  .header-cta .btn{
    padding:.55rem .95rem;font-size:.86rem;min-height:44px;
    align-items:center;justify-content:center;
  }
  .cta-long{display:none}
  .cta-short{display:inline}
}
@media (max-width:680px){
  :root{--header-h:72px}
  .brand img{height:46px}
  /* shorter, punchier headline on phones */
  .m-hide{display:none}
  .hero h1{font-size:clamp(2.5rem,10.5vw,3.4rem);letter-spacing:-.03em;max-width:12ch}
  .hero .lede{font-size:1.02rem;max-width:38ch}
  .hero-content{padding-top:calc(var(--header-h) + 2rem)}
  .hero-ctas{gap:.75rem;margin-top:2rem}
  .hero-ctas .btn{width:100%;justify-content:center}
  .form-row{grid-template-columns:1fr}
  .process-grid{grid-template-columns:1fr}
  .ledger-row{
    grid-template-columns:3rem 1fr 2.5rem;
    grid-template-areas:"num name arrow" ". desc desc";
    row-gap:.4rem;padding:1.4rem .25rem;
  }
  .ledger-num{grid-area:num}
  .ledger-name{grid-area:name}
  .ledger-desc{grid-area:desc}
  .ledger-arrow{grid-area:arrow}
  .footer-main{grid-template-columns:1fr;gap:2.4rem}
  .cs-gallery{grid-template-columns:1fr}
  .pj-grid{grid-template-columns:1fr;gap:2.5rem}
  .pj-grid>.pj-card:last-child:nth-child(odd),
  .pj-grid--two>.pj-card:last-child:nth-child(odd){width:100%}
  .pj-shot{aspect-ratio:3/4}
  .pj-lead .pj-shot{aspect-ratio:3/4}
  .pj-spec li{grid-template-columns:1fr;gap:.15rem;padding:.8rem 0}
  /* a lone final image spans the width rather than shrinking to a stamp */
  .pj-gallery>:last-child:nth-child(odd){width:100%}
  .pj-foot{flex-direction:column;align-items:stretch}
  .pj-foot .btn{width:100%;justify-content:center}
  .region-list li{flex-direction:column;gap:.15rem;align-items:flex-start}
  .cta-band-inner{flex-direction:column;align-items:flex-start;gap:1.5rem}
  .cta-band-inner .btn{width:100%;justify-content:center}
  .sec-head{margin-bottom:2.5rem}
  .contact-meta li{flex-direction:column;gap:.2rem}
}

/* very small phones (360px and under) */
@media (max-width:380px){
  .brand img{height:38px}
  .header-inner{gap:.6rem}
  .header-cta .btn{padding:.5rem .7rem;font-size:.8rem}
  .hero h1{font-size:2.25rem}
  .btn{padding:.95rem 1.35rem;font-size:.94rem}
  .ledger-name{font-size:1.1rem}
  .mnav-list a,.mnav-acc-btn{font-size:1.25rem}
}