@font-face{font-family:"IBM Plex Sans";font-weight:300;font-style:normal;font-display:swap;
           src:url("fonts/IBMPlexSans-Light.woff2") format("woff2");}
@font-face{font-family:"IBM Plex Sans";font-weight:400;font-style:normal;font-display:swap;
           src:url("fonts/IBMPlexSans-Regular.woff2") format("woff2");}
@font-face{font-family:"IBM Plex Sans";font-weight:500;font-style:normal;font-display:swap;
           src:url("fonts/IBMPlexSans-Medium.woff2") format("woff2");}
@font-face{font-family:"IBM Plex Sans";font-weight:600;font-style:normal;font-display:swap;
           src:url("fonts/IBMPlexSans-SemiBold.woff2") format("woff2");}

[hidden]{display:none!important;}   /* author .btn rules otherwise beat the UA default */

:root{
  --pa:#0B0D0C;
  --ink:#E2E4E2;
  --mut:#868C88;
  --dim:#5F6562;
  --rule:#242927;
  --panel:#0E1110;
  --stage:#141816;
  --sans:"IBM Plex Sans",-apple-system,BlinkMacSystemFont,"Segoe UI",Arial,sans-serif;
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{margin:0;background:var(--pa);color:var(--ink);font-family:var(--sans);
     font-size:16px;line-height:1.6;-webkit-font-smoothing:antialiased;}
img{max-width:100%;height:auto;display:block;}
a{color:inherit;}
:focus-visible{outline:2px solid #7FB79A;outline-offset:3px;}
.skip{position:absolute;left:-9999px;}
.skip:focus{left:12px;top:12px;z-index:9;background:var(--panel);padding:10px 14px;
            border:1px solid var(--rule);border-radius:2px;}

/* ---------------- header ---------------- */
.nav{max-width:1120px;margin:0 auto;padding:22px clamp(16px,4vw,48px);
     display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap;}
.nav__logo img{width:96px;height:auto;filter:brightness(0) invert(1);opacity:.9;}
.nav__links{display:flex;gap:clamp(14px,2.4vw,30px);}
.nav__links a{font-size:12.5px;letter-spacing:.02em;color:var(--mut);text-decoration:none;
              padding-bottom:3px;border-bottom:1px solid transparent;}
.nav__links a:hover{color:var(--ink);}
.nav__links a.on{color:var(--ink);border-bottom-color:var(--ink);}

main{max-width:1120px;margin:0 auto;padding:0 clamp(16px,4vw,48px);}

/* ---------------- hero ---------------- */
.hero{padding-block:clamp(34px,6vw,76px);}
h1{margin:0;max-width:19ch;font-weight:300;font-size:clamp(30px,4.6vw,52px);
   line-height:1.12;letter-spacing:-.021em;text-wrap:balance;}
.sub{margin:24px 0 0;max-width:62ch;font-size:15.5px;line-height:1.72;color:var(--mut);}
.sub + .sub{margin-top:14px;}
.cta{margin:30px 0 0;display:flex;flex-wrap:wrap;gap:12px;}
.btn{display:inline-block;padding:12px 20px;background:var(--ink);color:var(--pa);
     font-size:11.5px;font-weight:600;letter-spacing:.11em;text-transform:uppercase;
     text-decoration:none;border-radius:2px;}
.btn:hover{background:#fff;}
.btn--ghost{background:none;color:var(--ink);border:1px solid var(--rule);}
.btn--ghost:hover{background:none;border-color:#3F4A44;}

/* ---------------- capability band ---------------- */
.band{margin-top:clamp(24px,4vw,40px);border-top:1px solid var(--rule);padding-top:18px;}
.band__h{margin:0 0 18px;font-size:10px;font-weight:500;letter-spacing:.13em;
         text-transform:uppercase;color:var(--dim);text-align:center;line-height:1.9;}
.scale{display:grid;grid-template-columns:repeat(8,minmax(0,1fr));gap:1px;
       background:var(--rule);border:1px solid var(--rule);}
.stage{background:var(--stage);padding:12px 10px 14px;}
.stage b{display:block;font-size:19px;font-weight:300;line-height:1;margin-bottom:8px;}
.stage span{display:block;font-size:10px;line-height:1.4;color:var(--mut);}
.sectors{margin:16px auto 0;max-width:880px;font-size:10px;font-weight:500;
         letter-spacing:.09em;line-height:2;text-transform:uppercase;
         color:var(--dim);text-align:center;}

/* ---------------- sections ---------------- */
.sec{margin-top:clamp(40px,6vw,68px);border-top:1px solid var(--rule);padding-top:18px;}
.sec__h{margin:0 0 20px;font-size:10px;font-weight:500;letter-spacing:.13em;
        text-transform:uppercase;color:var(--dim);}
.more{margin:22px 0 0;font-size:12.5px;}
.more a{color:var(--mut);text-decoration:none;border-bottom:1px solid var(--rule);padding-bottom:2px;}
.more a:hover{color:var(--ink);border-bottom-color:var(--ink);}

.page-head{padding-block:clamp(30px,5vw,60px);}
.page-head h1{max-width:24ch;}
.page-sub{margin:16px 0 0;max-width:60ch;font-size:15px;color:var(--mut);}
.page-head .name{margin:22px 0 0;font-size:22px;font-weight:500;}
.page-head .role{margin:4px 0 0;font-size:14px;color:var(--mut);}
.p-practice .page-head h1{font-size:22px;letter-spacing:0;line-height:1.3;}
.p-practice .page-head .name{margin:2px 0 0;}

/* ---------------- projects ---------------- */
.proj{margin:0;border:1px solid var(--rule);background:var(--panel);
      display:flex;flex-direction:column;}
.proj img{width:100%;aspect-ratio:4/3;object-fit:cover;filter:saturate(.8) brightness(.94);}
.proj figcaption{padding:14px 15px 16px;flex:1;display:flex;flex-direction:column;}
.proj h3{margin:0;font-size:17px;font-weight:500;line-height:1.3;min-height:2.6em;}
.proj .place{margin:4px 0 0;font-size:12px;line-height:1.4;color:var(--mut);min-height:1.4em;}
.meta{margin:14px 0 0;border-top:1px solid var(--rule);}
.f{display:grid;grid-template-columns:104px minmax(0,1fr);column-gap:8px;
   border-bottom:1px solid var(--rule);}
.f:last-child{border-bottom:0;}
.f dt{padding:7px 0;font-size:9px;font-weight:500;letter-spacing:.05em;line-height:1.4;
      text-transform:uppercase;color:var(--dim);}
.f dd{margin:0;padding:7px 0;font-size:12.5px;line-height:1.4;}

.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));
      gap:clamp(16px,2.4vw,28px);padding-bottom:20px;}

.roll{overflow:hidden;}
.roll__track{display:flex;width:max-content;animation:roll 92s linear infinite;}
.roll .proj{flex:0 0 300px;margin-right:26px;}
.roll:hover .roll__track,.roll:focus-within .roll__track{animation-play-state:paused;}
@keyframes roll{from{transform:translateX(0);}to{transform:translateX(-50%);}}

/* ---------------- services ---------------- */
.rows{border-top:1px solid var(--rule);}
.row{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.5fr);
     gap:clamp(12px,3vw,40px);padding:16px 0;border-bottom:1px solid var(--rule);
     align-items:baseline;}
.row h3{margin:0;font-size:17px;font-weight:500;letter-spacing:-.005em;}
.row p{margin:0;font-size:13.5px;line-height:1.65;color:var(--mut);}
.rows--full{margin-top:0;}

/* ---------------- biography ---------------- */
.bio{padding-bottom:10px;}
.bio .lead{margin:0 0 34px;max-width:70ch;font-size:16.5px;line-height:1.75;color:var(--ink);}
.bio .scope{margin:0 0 6px;font-size:10px;font-weight:500;letter-spacing:.13em;
            text-transform:uppercase;color:var(--dim);
            border-top:1px solid var(--rule);padding-top:18px;}
.scope-block{margin-top:26px;display:grid;grid-template-columns:minmax(0,1fr) minmax(0,2fr);
             gap:clamp(12px,3vw,40px);align-items:start;}
.scope-block h3{margin:0;font-size:16px;font-weight:500;line-height:1.35;}
.scope-block ul{margin:0;padding:0;list-style:none;display:grid;gap:12px;}
.scope-block li{position:relative;padding-left:16px;max-width:70ch;
                font-size:14px;line-height:1.7;color:var(--mut);}
.scope-block li::before{content:"";position:absolute;left:0;top:.62em;
                        width:5px;height:1px;background:var(--dim);}
.bio .closing{margin:40px 0 0;max-width:70ch;padding-top:24px;
              border-top:1px solid var(--rule);font-size:15px;line-height:1.75;color:var(--mut);}

/* ---------------- contact ---------------- */
.contact{padding-bottom:8px;border-top:1px solid var(--rule);
         display:grid;grid-template-columns:minmax(0,1fr) auto;
         gap:clamp(20px,4vw,56px);align-items:stretch;}
.contact dl{margin:0;display:grid;gap:0;}
.contact dl > div{display:grid;grid-template-columns:140px minmax(0,1fr);
                  gap:16px;padding:16px 0;border-bottom:1px solid var(--rule);}
.contact dt{font-size:10px;font-weight:500;letter-spacing:.11em;text-transform:uppercase;
            color:var(--dim);padding-top:3px;}
.contact dd{margin:0;font-size:16px;}
.contact a{color:var(--ink);text-decoration:none;border-bottom:1px solid var(--rule);}
.contact a:hover{border-bottom-color:var(--ink);}

/* portrait sits beside the detail rows, matching their combined height exactly */
/* email row: address plus a copy control, revealed by script only where it works */
.mail{display:flex;align-items:baseline;gap:14px;flex-wrap:wrap;}
.copy{font-family:inherit;font-size:9.5px;font-weight:500;letter-spacing:.11em;
      text-transform:uppercase;color:var(--dim);background:none;cursor:pointer;
      border:1px solid var(--rule);border-radius:2px;padding:4px 9px;}
.copy:hover{color:var(--ink);border-color:#3F4A44;}
.copy.is-done{color:#7FB79A;border-color:#3F4A44;}

.note{margin:22px 0 0;max-width:58ch;font-size:13px;line-height:1.7;color:var(--dim);}

/* closing call to action */
.close{margin-top:clamp(30px,4.5vw,52px);border-top:1px solid var(--rule);padding-top:18px;}
.close p{margin:0;max-width:62ch;font-size:14.5px;line-height:1.7;color:var(--mut);}
.close .more{margin-top:14px;}

.portrait{margin:0;align-self:stretch;position:relative;width:157px;}
.portrait img{position:absolute;inset:0;width:100%;height:100%;
              object-fit:cover;border:1px solid var(--rule);}
.p-contact .foot{margin-top:clamp(26px,3.5vw,44px);}

/* ---------------- digital business card ---------------- */
.dcard{max-width:430px;margin:0 auto;padding-block:clamp(26px,5vw,52px) 10px;text-align:center;}
/* Card page matches printed card 3: grey mark and wordmark, white strapline.
   invert(.605) on a blacked-out logo lands on #9A9A9A, the card's grey. */
.dcard__logo{width:150px;margin:0 auto;filter:brightness(0) invert(.605);opacity:1;}
.dcard__nm{margin:26px 0 0;font-size:23px;font-weight:500;letter-spacing:-.01em;max-width:none;}
.dcard__ti{margin:5px 0 0;font-size:10.5px;font-weight:500;letter-spacing:.13em;
           text-transform:uppercase;color:var(--mut);}
.dcard__co{margin:12px 0 0;font-size:12.5px;line-height:1.65;color:var(--dim);}
.dcard__co span{font-size:11.5px;color:var(--ink);}
.dcard__rows{margin-top:26px;border-top:1px solid var(--rule);text-align:left;}
.dcard__rows a,.dcard__rows div{display:grid;grid-template-columns:76px minmax(0,1fr);
      gap:10px;align-items:baseline;padding:13px 2px;border-bottom:1px solid var(--rule);
      text-decoration:none;color:inherit;}
.dcard__rows a:hover b{color:#fff;}
.dcard__rows span{font-size:9px;font-weight:500;letter-spacing:.12em;
      text-transform:uppercase;color:var(--dim);}
.dcard__rows b{font-size:14.5px;font-weight:400;line-height:1.45;word-break:break-word;}
.dcard__rows div b{color:var(--mut);}
.dcard__save{margin:26px 0 0;}
.dcard__save .btn{width:100%;padding:15px 20px;text-align:center;}
.dcard__qr{margin:30px auto 0;max-width:190px;}
.dcard__qr-box{line-height:0;padding:9px;border-radius:6px;background:#E9EBE9;}
.dcard__qr p{margin:10px 0 0;font-size:10px;font-weight:500;letter-spacing:.12em;
             text-transform:uppercase;color:var(--dim);text-align:center;}
.dcard__share{margin:12px 0 0;}
.dcard__share .btn{width:100%;padding:15px 20px;text-align:center;}
.dcard__site{display:none;margin:26px 0 0;text-align:center;font-size:12.5px;}
.dcard__site a{color:var(--mut);text-decoration:none;
               border-bottom:1px solid var(--rule);padding-bottom:2px;}

/* The card is a card, not a page of the site: it carries the mark, not the site
   navigation. Dropping the nav also removes the second BUILT logo, and means the
   card reads identically in a browser and in the installed home-screen app —
   which has no back button, so it must offer no way to get stranded. */
.p-card .nav{display:none;}
.p-card .dcard{padding-block-start:clamp(34px,8vw,64px);}
.p-card .dcard__site{display:block;}
@media (display-mode: standalone){
  .p-card .foot__p{display:none;}
}

/* ---------------- footer ---------------- */
.foot{max-width:1120px;margin:clamp(48px,7vw,90px) auto 0;
      padding:20px clamp(16px,4vw,48px) 40px;border-top:1px solid var(--rule);}
.foot p{margin:0;font-size:10px;font-weight:500;letter-spacing:.09em;
        text-transform:uppercase;color:var(--dim);line-height:1.9;}
.foot__c{text-transform:none;letter-spacing:.02em;font-size:11.5px;font-weight:400;}
.foot a{color:var(--mut);text-decoration:none;}
.foot a:hover{color:var(--ink);}

/* ---------------- policy documents ---------------- */
.pol-head{padding-block:clamp(28px,4.5vw,52px) 0;}
.pol__ref{margin:0 0 14px;font-size:9.5px;font-weight:500;letter-spacing:.13em;
          text-transform:uppercase;color:var(--dim);}
.pol-head h1{max-width:20ch;}

.ctrl{margin:30px 0 0;border-top:1px solid var(--rule);
      display:grid;grid-template-columns:repeat(auto-fit,minmax(155px,1fr));}
.ctrl > div{padding:12px 18px 14px 0;border-bottom:1px solid var(--rule);}
.ctrl dt{font-size:9px;font-weight:500;letter-spacing:.12em;text-transform:uppercase;color:var(--dim);}
.ctrl dd{margin:5px 0 0;font-size:13px;line-height:1.45;}

.pol{padding-bottom:6px;}
.cl{margin-top:28px;display:grid;grid-template-columns:minmax(0,1fr) minmax(0,2.15fr);
    gap:clamp(10px,3vw,40px);align-items:start;}
.cl__h{margin:0;display:flex;gap:11px;align-items:baseline;
       font-size:16px;font-weight:500;line-height:1.35;}
.cl__n{color:var(--dim);font-weight:400;}
.cl ol{margin:0;padding:0;list-style:none;display:grid;gap:11px;}
.cl li{display:grid;grid-template-columns:38px minmax(0,1fr);gap:4px;max-width:74ch;
       font-size:14px;line-height:1.7;color:var(--mut);}
.cl li b{font-weight:400;color:var(--dim);}

.pol__sig{margin:38px 0 0;padding-top:20px;border-top:1px solid var(--rule);
          font-size:13.5px;line-height:1.7;color:var(--mut);max-width:60ch;}
.pol__sig strong{display:block;color:var(--ink);font-weight:500;}

.foot__p{margin:10px 0 14px;font-size:10.5px;letter-spacing:.02em;text-transform:none;
         color:var(--dim);line-height:2;}
.foot__p a{color:var(--mut);text-decoration:none;}
.foot__p a:hover{color:var(--ink);}

/* Print — chiefly so the Practice page and the policies produce a clean PDF
   for prequalification submissions. */
@media print{
  @page{margin:16mm;}
  body{background:#fff;color:#000;font-size:10.5pt;}
  .nav__links,.foot__p,.more,.copy,.close,.roll,.cta,.skip{display:none;}
  .nav{padding:0 0 10px;border-bottom:1px solid #ccc;}
  .nav__logo img{filter:none;opacity:1;}
  main{max-width:none;padding:0;}
  h1{font-size:22pt;max-width:none;}
  .page-head{padding-block:14px 0;}
  .cl li,.page-sub,.cl li b,.ctrl dt,.pol__sig,.sub,.note,
  .bio .lead,.bio .closing,.scope-block li,.row p,.contact dd,.stage span{color:#000;}
  .cl,.scope-block,.row,.proj,.contact dl > div{page-break-inside:avoid;}
  .bio .lead{font-size:11pt;}
  .foot{margin-top:18px;padding-top:8px;border-top:1px solid #ccc;}
  .foot p{color:#000;}
  a{text-decoration:none;color:#000;}
  .portrait{width:38mm;}
}

/* ---------------- responsive ---------------- */
@media (max-width:900px){
  .scale{grid-template-columns:repeat(4,minmax(0,1fr));}
  .scope-block{grid-template-columns:minmax(0,1fr);gap:12px;}
}
@media (max-width:780px){
  .cl{grid-template-columns:minmax(0,1fr);gap:12px;}
  .cl li{grid-template-columns:34px minmax(0,1fr);}
}
@media (max-width:760px){
  .row{grid-template-columns:minmax(0,1fr);gap:6px;}
  .contact dl > div{grid-template-columns:minmax(0,1fr);gap:4px;}
  .contact{grid-template-columns:minmax(0,1fr);padding-bottom:24px;}
  .portrait{position:static;align-self:start;width:auto;max-width:240px;}
  .portrait img{position:static;inset:auto;height:auto;width:100%;object-fit:fill;}
  .nav{padding-block:16px;}
}
@media (max-width:420px){
  .scale{grid-template-columns:repeat(2,minmax(0,1fr));}
}
/* Touch devices have no hover, so the band could never be paused to read.
   Below tablet width it becomes a swipeable, snapping carousel instead. */
@media (max-width:820px){
  .roll{overflow-x:auto;scroll-snap-type:x mandatory;
        -webkit-overflow-scrolling:touch;scrollbar-width:none;}
  .roll::-webkit-scrollbar{display:none;}
  .roll__track{animation:none;}
  .roll .proj{scroll-snap-align:start;flex-basis:min(76vw,300px);margin-right:16px;}
  .roll .proj[aria-hidden="true"]{display:none;}
}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto;}
  .roll{overflow-x:auto;scroll-snap-type:x proximity;}
  .roll__track{animation:none;width:auto;}
  .roll .proj[aria-hidden="true"]{display:none;}
}