/* 4D Locate Solutions — site styles.
   Layout: dark spatial field (global network, survey grid) behind glass panels; light bands for forms and evidence. */
:root{
  color-scheme:dark;
  --ink:#111936;--ink-2:#1a2250;--ink-3:#0b1230;--panel:#1d2e51;--panel-2:#252d63;
  --paper:#f4f5f7;--white:#fbfcfe;--muted:#b8bdc9;--muted-2:#8f97ad;--line:rgba(255,255,255,.16);--line-2:rgba(255,255,255,.28);
  --orange:#f67722;--orange-bright:#ff9b4b;--orange-text:#b5530a;--on-orange:#111936;
  --water:#4a90d9;--gas:#f2c94c;--sewer:#3fa34d;--power:#e8483f;
  --sans:"Segoe UI Variable","Aptos","Segoe UI",system-ui,-apple-system,"Helvetica Neue",Arial,sans-serif;
  --serif:Georgia,"Times New Roman",serif;
  --mono:ui-monospace,"SFMono-Regular",Menlo,Consolas,monospace;
  --max:1180px;--radius:20px;
  --gl:max(24px,env(safe-area-inset-left,0px));--gr:max(24px,env(safe-area-inset-right,0px));
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;background:var(--ink);overflow-x:clip}
body{margin:0;min-width:320px;overflow-x:clip;color:var(--white);font-family:var(--sans);font-size:16px;line-height:1.6;
  background:radial-gradient(circle at 78% 7%,rgba(108,124,168,.24),transparent 34rem),radial-gradient(circle at 12% 42%,rgba(246,119,34,.07),transparent 28rem),linear-gradient(160deg,#111936 0%,#151d43 48%,#0b1230 100%);background-color:var(--ink)}
/* Global spatial field: survey grid + interconnected network, fixed behind every page */
body::before{content:"";position:fixed;inset:0;z-index:0;pointer-events:none;opacity:.7;
  background-image:linear-gradient(rgba(214,222,235,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(214,222,235,.05) 1px,transparent 1px),linear-gradient(rgba(214,222,235,.035) 1px,transparent 1px),linear-gradient(90deg,rgba(214,222,235,.035) 1px,transparent 1px);
  background-size:156px 156px,156px 156px,26px 26px,26px 26px;mask-image:radial-gradient(ellipse at 60% 20%,#000 0%,rgba(0,0,0,.6) 45%,transparent 85%)}
body::after{content:"";position:fixed;z-index:0;pointer-events:none;top:-40px;right:-260px;width:min(1300px,92vw);height:900px;
  background:url("assets/4d-spatial-field.svg") center/contain no-repeat;opacity:.34;mask-image:linear-gradient(90deg,transparent,#000 22%,#000 78%,transparent)}
@media (prefers-reduced-motion:no-preference){body::after{animation:drift 48s ease-in-out infinite alternate}}
@keyframes drift{from{transform:translate3d(0,0,0) rotate(0)}to{transform:translate3d(-60px,40px,0) rotate(-4deg)}}
.site-header,main,footer{position:relative;z-index:1}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit}
img{max-width:100%;display:block}
:focus-visible{outline:2px solid var(--orange-bright);outline-offset:3px}
.skip-link{position:fixed;left:16px;top:-80px;background:var(--white);color:var(--ink);padding:10px 16px;z-index:100;border-radius:999px;font-weight:700}
.skip-link:focus{top:12px}
.section-shell{max-width:var(--max);margin:auto;padding-left:var(--gl);padding-right:var(--gr)}

/* Header */
.site-header{position:sticky;top:env(safe-area-inset-top,0px);z-index:20;height:84px;display:flex;align-items:center;justify-content:space-between;gap:20px;padding:0 max(var(--gr),calc((100vw - var(--max))/2 + 24px)) 0 max(var(--gl),calc((100vw - var(--max))/2 + 24px));border-bottom:1px solid rgba(255,255,255,.12);background:rgba(17,25,54,.84);backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px)}
.brand{display:inline-flex;align-items:center;gap:12px}
.brand-mark{width:50px;height:50px;object-fit:contain;background:#fff;border-radius:10px;padding:4px;box-shadow:0 8px 24px rgba(0,0,0,.16)}
.brand span{display:grid;line-height:1}
.brand strong{font-size:14.5px;letter-spacing:.02em}
.brand small{font-size:9px;letter-spacing:.15em;margin-top:6px;color:var(--muted);font-weight:650}
#primary-nav{display:flex;align-items:center;gap:26px}
#primary-nav>a,.nav-drop>button{font-size:14.5px;color:#dbe0ea;background:none;border:0;padding:6px 0;cursor:pointer}
#primary-nav>a:hover,.nav-drop>button:hover,#primary-nav>a[aria-current="page"]{color:var(--orange-bright)}
.nav-drop{position:relative}
.nav-drop>button{display:inline-flex;align-items:center;gap:6px}
.nav-drop>button::after{content:"";width:7px;height:7px;border-right:1.5px solid currentColor;border-bottom:1.5px solid currentColor;transform:translateY(-2px) rotate(45deg);transition:transform .2s}
.nav-drop.open>button::after{transform:translateY(1px) rotate(225deg)}
.drop-panel{position:absolute;top:calc(100% + 18px);left:50%;transform:translateX(-50%);width:560px;display:none;grid-template-columns:1fr 1fr;gap:8px;padding:12px;border-radius:18px;border:1px solid var(--line);background:rgba(20,29,66,.97);box-shadow:0 30px 70px rgba(0,0,0,.4)}
.nav-drop.open .drop-panel,.nav-drop:focus-within .drop-panel{display:grid}
@media (hover:hover){.nav-drop:hover .drop-panel{display:grid}}
.drop-panel a{display:grid;gap:4px;padding:14px 16px;border-radius:12px;border:1px solid transparent}
.drop-panel a:hover{background:rgba(255,255,255,.05);border-color:var(--line)}
.drop-panel b{font-size:15px;color:var(--white)}
.drop-panel span{font-size:13px;color:var(--muted);line-height:1.45}
.drop-panel i{font:700 10px/1 var(--mono);color:var(--orange-bright);font-style:normal;letter-spacing:.1em}
.nav-cta{border:1px solid var(--line-2);border-radius:999px;padding:11px 18px!important}
.nav-cta:hover{border-color:var(--orange)}
.nav-cta span,.button span{margin-left:10px}
.menu-toggle{display:none;background:none;border:1px solid var(--line-2);border-radius:999px;width:46px;height:46px;color:#fff;cursor:pointer;place-items:center;align-content:center;gap:6px}
.menu-toggle span{display:block;width:20px;height:1.5px;background:currentColor;transition:transform .2s}
.menu-toggle[aria-expanded="true"] span:first-child{transform:translateY(3.75px) rotate(45deg)}
.menu-toggle[aria-expanded="true"] span:last-child{transform:translateY(-3.75px) rotate(-45deg)}

/* Type */
.eyebrow{display:flex;align-items:center;gap:12px;font-size:11.5px;font-weight:750;letter-spacing:.17em;text-transform:uppercase;color:var(--orange);margin:0 0 22px}
.eyebrow::before{content:"";width:42px;height:1px;background:currentColor;opacity:.8}
h1,h2,h3{margin:0;text-wrap:balance}
.display,.h2{font-size:clamp(40px,5vw,70px);line-height:.98;letter-spacing:-.05em;font-weight:610}
.h2{font-size:clamp(36px,4.3vw,58px)}
.display em,.h2 em{font-family:var(--serif);font-weight:400;color:var(--orange-bright)}
.lede{font-size:19px;color:#c7cad3;max-width:600px;margin:28px 0 0}
p{margin:0}
.muted{color:var(--muted)}
.mono{font-family:var(--mono)}

/* Buttons */
.button{display:inline-flex;align-items:center;justify-content:center;min-height:48px;border:0;border-radius:999px;padding:13px 22px;font-weight:720;cursor:pointer;transition:background .2s,transform .2s,border-color .2s,color .2s}
.button-primary{background:var(--orange);color:var(--on-orange)}
.button-primary:hover{background:var(--orange-bright);transform:translateY(-1px)}
.button-ghost{border:1px solid var(--line-2);color:var(--white);background:rgba(255,255,255,.02)}
.button-ghost:hover{border-color:var(--orange)}
.text-link{display:inline-flex;gap:12px;align-items:center;font-weight:650;color:#dfe5ee}
.text-link span{color:var(--orange);transition:transform .2s}
.text-link:hover span{transform:translateX(4px)}
.actions{display:flex;flex-wrap:wrap;align-items:center;gap:16px 26px;margin-top:36px}

/* Hero */
.hero{position:relative;isolation:isolate;display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.05fr);align-items:center;gap:40px;min-height:680px;padding-top:56px;padding-bottom:64px}
.hero-copy{position:relative;z-index:2}
.hero-visual{position:relative;height:620px;margin-right:calc(-1 * max(24px,(100vw - var(--max))/2 + 24px))}
.hero-visual canvas,.spatial-canvas{display:block;width:100%;height:100%}
.hero-visual .tag{position:absolute;font:700 10.5px/1.4 var(--mono);letter-spacing:.12em;color:#c9d1de;padding:8px 10px;border:1px solid var(--line);border-radius:10px;background:rgba(17,25,54,.72);backdrop-filter:blur(8px)}
.hero-visual .tag b{display:block;color:var(--orange-bright);font-weight:700}
.tag-a{top:12%;left:6%}.tag-b{bottom:18%;left:14%}.tag-c{top:22%;right:16%}
.page-hero{min-height:560px}
.page-hero .hero-visual{height:500px;border-radius:24px 0 0 24px;border:1px solid var(--line);border-right:0;background:radial-gradient(circle at 50% 50%,rgba(117,137,183,.16),transparent 70%),rgba(17,25,54,.45);overflow:hidden}
.crumbs{font:700 11px/1 var(--mono);letter-spacing:.12em;color:var(--muted-2);margin-bottom:26px;display:flex;gap:10px}
.crumbs a:hover{color:var(--orange-bright)}

/* Marquee of standards */
.marquee{position:relative;z-index:1;overflow:hidden;border-block:1px solid var(--line);background:rgba(17,25,54,.6);backdrop-filter:blur(10px)}
.marquee-track{display:flex;gap:48px;width:max-content;padding:18px 0;font:700 12px/1 var(--mono);letter-spacing:.16em;color:#c9d1de;white-space:nowrap}
.marquee-track span{display:inline-flex;align-items:center;gap:48px}
.marquee-track span::after{content:"";width:6px;height:6px;border-radius:50%;background:var(--orange)}
@media (prefers-reduced-motion:no-preference){.marquee-track{animation:marquee 38s linear infinite}}
@keyframes marquee{to{transform:translateX(-50%)}}

/* Sections */
.band{position:relative;padding-top:120px;padding-bottom:120px}
.band-tint{background:radial-gradient(circle at 82% 14%,rgba(117,137,183,.19),transparent 30rem),linear-gradient(145deg,rgba(29,46,81,.9),rgba(17,25,54,.94))}
.band-light{background:radial-gradient(circle at 86% 8%,rgba(93,111,154,.12),transparent 30rem),linear-gradient(160deg,#f7f8fa,#eef1f5);color:var(--ink)}
.band-light .eyebrow{color:var(--orange-text)}
.band-light .h2 em{color:var(--orange-text)}
.band-light .muted{color:#4f586b}
.head-split{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,420px);gap:48px;align-items:end;margin-bottom:56px}
.head-split>p{color:#c0c5d1;font-size:17px}
.band-light .head-split>p{color:#4f586b}

/* Four dimensions */
.dims{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}
.dim{position:relative;display:grid;grid-template-rows:260px auto;border:1px solid var(--line);border-radius:22px;overflow:hidden;background:rgba(18,29,64,.62);transition:border-color .25s,transform .25s,box-shadow .25s}
.dim:hover{border-color:rgba(246,119,34,.55);transform:translateY(-3px);box-shadow:0 30px 70px rgba(0,0,0,.3)}
.dim-visual{position:relative;background:radial-gradient(circle at 50% 60%,rgba(117,137,183,.18),transparent 70%),rgba(11,18,48,.5);border-bottom:1px solid var(--line)}
.dim-num{position:absolute;top:18px;left:20px;font:700 11px/1 var(--mono);letter-spacing:.14em;color:var(--orange-bright)}
.dim-body{padding:26px 28px 28px;display:grid;gap:10px}
.dim h3{font-size:clamp(24px,2.6vw,32px);letter-spacing:-.035em;font-weight:600}
.dim p{color:var(--muted)}
.dim .text-link{margin-top:8px}

/* Stats */
.stats{display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr);gap:56px;align-items:center}
.stat-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
.stat{padding:26px 24px;border-radius:18px;border:1px solid var(--line);background:rgba(17,25,54,.62)}
.stat b{display:block;font-size:clamp(44px,5vw,64px);line-height:1;letter-spacing:-.04em;font-weight:620;color:var(--orange-bright);font-variant-numeric:tabular-nums}
.stat span{display:block;margin-top:10px;color:#d3d8e3;font-size:15px}
.source{margin-top:18px;font:700 10.5px/1.4 var(--mono);letter-spacing:.1em;color:var(--muted-2)}
.evidence-art{position:relative;border-radius:6px;overflow:hidden;box-shadow:18px 18px 0 rgba(255,255,255,.06),0 30px 80px rgba(0,0,0,.35)}

/* Feature grid / cards */
.cards{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}
.cards.two{grid-template-columns:repeat(2,minmax(0,1fr))}
.cards.four{grid-template-columns:repeat(4,minmax(0,1fr))}
.card{position:relative;padding:28px 26px;border:1px solid var(--line);border-radius:18px;background:radial-gradient(circle at 100% 0%,rgba(149,168,190,.1),transparent 16rem),rgba(20,31,68,.72);display:flex;flex-direction:column;gap:12px}
.card .ico{width:46px;height:46px;border-radius:50%;display:grid;place-items:center;border:1px solid var(--line-2);color:var(--orange-bright)}
.card .ico svg{width:22px;height:22px}
.card h3{font-size:22px;letter-spacing:-.02em;font-weight:620}
.card p{color:var(--muted);font-size:15.5px}
.card ul{margin:4px 0 0;padding:0;list-style:none;display:grid;gap:8px;color:#d3d8e3;font-size:15px}
.card li{display:flex;gap:10px}
.card li::before{content:"";width:10px;height:1px;background:var(--orange);margin-top:12px;flex:none}
.band-light .card{background:#fff;border-color:#dbe0e8;box-shadow:0 18px 50px rgba(26,34,80,.08)}
.band-light .card p{color:#4f586b}
.band-light .card ul{color:#2d3550}
.band-light .card .ico{border-color:#d3d9e3;color:var(--orange-text)}

/* Steps */
.steps{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));border-top:1px solid var(--line);counter-reset:s}
.steps li{list-style:none;position:relative;padding:28px 24px 10px 0;border-right:1px solid var(--line);margin-right:24px}
.steps li:last-child{border:0;margin:0}
.steps li::before{counter-increment:s;content:"0" counter(s);font:700 11px/1 var(--mono);color:var(--orange-bright);letter-spacing:.12em}
.steps li::after{content:"";position:absolute;top:-4px;left:0;width:8px;height:8px;border-radius:50%;background:var(--orange)}
.steps h3{font-size:22px;margin:20px 0 10px;font-weight:620}
.steps p{color:var(--muted);font-size:15px}
.steps-wrap{padding:0;margin:0}

/* Quality levels */
.ql{display:grid;gap:0;border-radius:18px;overflow:hidden;border:1px solid var(--line)}
.ql div{display:grid;grid-template-columns:110px 1fr;gap:20px;align-items:center;padding:22px 26px}
.ql b{font-size:30px;font-weight:650;letter-spacing:-.02em}
.ql span{font-size:15.5px}
.ql .d{background:#dcdee3;color:#2d3245}.ql .d b{color:#1f2361}
.ql .c{background:#626668;color:#fff}
.ql .b{background:#1f2361;color:#fff}
.ql .a{background:var(--orange);color:var(--on-orange)}

/* Pricing */
.price{display:grid;gap:4px;padding:18px 0;border-top:1px solid var(--line)}
.price b{font-size:30px;font-weight:650;letter-spacing:-.02em;color:var(--white);font-variant-numeric:tabular-nums}
.price span{color:var(--muted);font-size:14px}
.note{font-size:13px;color:var(--muted-2);margin-top:16px}

/* CTA band */
.cta{position:relative;overflow:hidden;padding:56px;border-radius:24px;border:1px solid var(--line);background:radial-gradient(circle at 82% 20%,rgba(153,168,204,.17),transparent 24rem),linear-gradient(135deg,rgba(29,46,81,.96),rgba(37,45,99,.9));display:grid;grid-template-columns:minmax(0,1.2fr) auto;gap:40px;align-items:center}
.cta::before{content:"";position:absolute;inset:-20% -10% -20% 40%;background:url("assets/4d-spatial-field.svg") center/cover no-repeat;opacity:.3;mask-image:linear-gradient(90deg,transparent,#000 35%)}
.cta>*{position:relative}
.cta::after{content:"4D";position:absolute;right:-10px;bottom:-80px;font-size:250px;line-height:1;font-weight:800;letter-spacing:-.1em;color:rgba(255,255,255,.03)}

/* Teasers (portal, careers) */
.teasers{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}
.teaser{position:relative;overflow:hidden;min-height:320px;padding:34px;border-radius:22px;border:1px solid var(--line);background:rgba(18,29,64,.66);display:flex;flex-direction:column;gap:14px;transition:border-color .25s}
.teaser:hover{border-color:rgba(246,119,34,.55)}
.teaser h3{font-size:30px;letter-spacing:-.03em;font-weight:610;max-width:16ch}
.teaser p{color:var(--muted);max-width:40ch}
.teaser .text-link{margin-top:auto}
.teaser-art{position:relative;margin:6px -35px -35px 22%;opacity:.95;pointer-events:none;border-bottom-left-radius:0;border-bottom-right-radius:0}

/* Portal mock */
.portal-mock{border-radius:18px;border:1px solid var(--line-2);background:rgba(11,18,48,.88);overflow:hidden;box-shadow:0 30px 80px rgba(0,0,0,.35)}
.portal-mock header{display:flex;justify-content:space-between;align-items:center;padding:14px 18px;border-bottom:1px solid var(--line);font:700 11px/1 var(--mono);letter-spacing:.12em;color:#c9d1de}
.portal-mock header i{font-style:normal;color:var(--muted-2)}
.p-row{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:12px;align-items:center;padding:14px 18px;border-bottom:1px solid rgba(255,255,255,.07)}
.p-row:last-child{border:0}
.p-row b{display:block;font-weight:600;font-size:15px}
.p-row small{color:var(--muted);font-size:13px}
.pill{font:700 10px/1 var(--mono);letter-spacing:.1em;padding:7px 10px;border-radius:999px;border:1px solid var(--line-2);color:#dbe0ea}
.pill.go{background:var(--orange);border-color:var(--orange);color:var(--on-orange)}
.pill.ok{background:#f4f5f7;border-color:#f4f5f7;color:var(--ink)}
.bar{height:4px;border-radius:2px;background:rgba(255,255,255,.08);margin-top:8px;overflow:hidden}
.bar i{display:block;height:100%;background:var(--orange);border-radius:2px}
@media (prefers-reduced-motion:no-preference){.bar i{animation:grow 2.4s ease-out both}}
@keyframes grow{from{width:0}}

/* Job */
.job{padding:34px;border-radius:22px;border:1px solid var(--line);background:rgba(18,29,64,.72)}
.job-meta{display:flex;flex-wrap:wrap;gap:10px;margin:14px 0 22px}
.job h3{font-size:30px;letter-spacing:-.03em;font-weight:610}
.job h4{margin:26px 0 10px;font-size:13px;letter-spacing:.14em;text-transform:uppercase;color:var(--orange-bright)}
.job ul{margin:0;padding-left:18px;color:#d3d8e3;display:grid;gap:6px}

/* Forms (light) */
.form{padding:36px;background:rgba(255,255,255,.92);border:1px solid #d8dce5;border-radius:20px;box-shadow:0 26px 80px rgba(26,34,80,.12);color:var(--ink);display:grid;gap:16px}
.form .form-head{font:700 10.5px/1.4 var(--mono);color:#5d6b7a;letter-spacing:.08em;padding-bottom:16px;border-bottom:1px solid #e2e7e4}
.form label{display:grid;gap:7px;font-size:13px;font-weight:700;color:#2d3550}
.form .row{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
.form input,.form select,.form textarea{width:100%;border:1px solid #9aa3b5;border-radius:10px;background:#f8faf9;color:var(--ink);padding:12px 13px;min-height:48px;outline:none}
.form input[type=file]{padding:10px;background:#fff}
.form input:focus,.form select:focus,.form textarea:focus{border-color:var(--orange);box-shadow:0 0 0 3px rgba(246,119,34,.18)}
.form textarea{resize:vertical}
.form .check{display:flex;align-items:center;gap:10px;font-weight:600}
.form .check input{width:20px;height:20px;min-height:0}
.form .button{justify-self:start}
.form .fine{font-size:12.5px;color:#5d6b7a;font-weight:500}
.form-status{color:#8a3f08;font-weight:650;min-height:1.4em}
.hp{position:absolute;left:-9999px}
.locate-fields{display:grid;gap:16px;padding:16px;border-radius:12px;background:#fff6ee;border:1px solid #f6c9a6}

.contact-list{margin:36px 0 0;display:grid}
.contact-list div{display:grid;grid-template-columns:110px minmax(0,1fr);gap:12px;padding:14px 0;border-bottom:1px solid #ccd3dc}
.contact-list dt{font-size:11px;text-transform:uppercase;letter-spacing:.12em;color:#5d6b7a;padding-top:3px}
.contact-list dd{margin:0;font-weight:630;user-select:all;overflow-wrap:anywhere}
.split-2{display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr);gap:72px;align-items:start}

/* Footer */
footer{background:radial-gradient(circle at 12% 0%,rgba(117,137,183,.15),transparent 32rem),linear-gradient(rgba(17,25,54,.97),#090f29);border-top:1px solid var(--line)}
.footer-main{max-width:var(--max);margin:auto;padding:72px var(--gr) 40px var(--gl);display:grid;grid-template-columns:minmax(0,1.3fr) repeat(3,minmax(0,1fr));gap:40px}
.footer-main p{color:var(--muted);font-size:14.5px;margin-top:18px;max-width:34ch}
.footer-main h4{margin:0 0 14px;font:700 11px/1 var(--mono);letter-spacing:.14em;color:var(--orange-bright)}
.footer-main nav{display:grid;gap:9px;font-size:14.5px;color:#d3d8e3}
.footer-main nav a:hover{color:var(--orange-bright)}
.ack{max-width:var(--max);margin:auto;padding:0 var(--gr) 28px var(--gl);color:var(--muted-2);font-size:13px;line-height:1.6}
.footer-bottom{max-width:var(--max);margin:auto;padding:20px var(--gr) 28px var(--gl);border-top:1px solid var(--line);display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;color:var(--muted-2);font-size:12.5px}

/* Reveal: visible at rest */
.reveal{transition:transform .8s ease}
@media (prefers-reduced-motion:no-preference){.js .reveal:not(.visible){transform:translateY(18px)}}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}

/* Responsive */
@media(max-width:1020px){
  .hero{grid-template-columns:minmax(0,1fr);min-height:0;padding-top:48px}
  .hero-visual{height:420px;margin-right:0}
  .page-hero .hero-visual{border-radius:24px;border-right:1px solid var(--line);height:380px}
  .stats,.split-2,.head-split,.cta{grid-template-columns:minmax(0,1fr)}
  .cards,.cards.four{grid-template-columns:repeat(2,minmax(0,1fr))}
  .steps{grid-template-columns:repeat(2,minmax(0,1fr))}
  .steps li:nth-child(2){border-right:0}
  .footer-main{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media(max-width:880px){
  .menu-toggle{display:grid}
  #primary-nav{display:none;position:absolute;left:0;right:0;top:100%;flex-direction:column;align-items:stretch;gap:0;padding:12px var(--gr) 24px var(--gl);background:rgba(17,25,54,.98);border-bottom:1px solid var(--line);max-height:calc(100vh - 84px);overflow:auto}
  #primary-nav.open{display:flex}
  #primary-nav>a,.nav-drop>button{padding:14px 2px;border-bottom:1px solid var(--line);width:100%;text-align:left;justify-content:space-between}
  .drop-panel{position:static;transform:none;width:auto;grid-template-columns:1fr;box-shadow:none;background:transparent;border:0;padding:4px 0 10px}
  .nav-cta{margin-top:14px;text-align:center}
}
@media(max-width:640px){
  .dims,.teasers,.cards,.cards.two,.cards.four,.stat-grid,.steps,.form .row{grid-template-columns:minmax(0,1fr)}
  .steps li{border-right:0;margin-right:0;border-bottom:1px solid var(--line);padding-bottom:22px}
  .band{padding-top:84px;padding-bottom:84px}
  .cta{padding:34px 24px}
  .form{padding:24px 18px}
  .job{padding:24px 20px}
  .dim{grid-template-rows:220px auto}
  .hero-visual{height:340px}
  .hero-visual .tag{display:none}
  .brand small{display:none}.brand strong{font-size:12.5px}.brand-mark{width:42px;height:42px}
  .ql div{grid-template-columns:76px 1fr;padding:18px}
  .ql b{font-size:24px}
  .footer-main{grid-template-columns:minmax(0,1fr)}
  .teaser-art{margin-left:0}
}

/* Insights */
.teasers{grid-template-columns:repeat(auto-fit,minmax(300px,1fr))}
.chips{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:28px}
.chip{font:700 11px/1 var(--mono);letter-spacing:.12em;text-transform:uppercase;color:#dbe0ea;background:transparent;border:1px solid var(--line-2);border-radius:999px;padding:12px 16px;min-height:44px;cursor:pointer}
.chip[aria-pressed="true"]{background:var(--orange);border-color:var(--orange);color:var(--on-orange)}
.feed{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:16px}
.news-card{display:flex;flex-direction:column;gap:12px;padding:26px;border-radius:18px;border:1px solid var(--line);background:rgba(18,29,64,.72);transition:border-color .2s,transform .2s}
.news-card:hover{border-color:rgba(246,119,34,.55);transform:translateY(-2px)}
.news-meta{display:flex;flex-wrap:wrap;gap:10px;align-items:center;font:700 10.5px/1.4 var(--mono);letter-spacing:.08em;color:var(--muted-2)}
.news-topic{color:var(--orange-bright)}
.news-card h3{font-size:20px;line-height:1.3;letter-spacing:-.01em;font-weight:620}
.news-sum{color:var(--muted);font-size:15px}
.news-card .text-link{margin-top:auto;font-size:14px}
.feed-status{color:var(--muted);padding:28px;border:1px dashed var(--line-2);border-radius:18px;margin:0}
.feed-status:empty{display:none}
.skeleton{min-height:200px;border-radius:18px;border:1px solid var(--line);background:linear-gradient(90deg,rgba(255,255,255,.03),rgba(255,255,255,.07),rgba(255,255,255,.03));background-size:200% 100%}
@media (prefers-reduced-motion:no-preference){.skeleton{animation:shimmer 1.6s linear infinite}}
@keyframes shimmer{to{background-position:-200% 0}}
.feed:not(:empty)+.skeletons{display:none}
.safety{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:14px;margin-top:20px}

/* Land acknowledgement */
.land{position:relative;overflow:hidden;padding:64px;border-radius:24px;border:1px solid var(--line);background:radial-gradient(circle at 12% 0%,rgba(246,119,34,.1),transparent 26rem),linear-gradient(160deg,rgba(29,46,81,.85),rgba(17,25,54,.9))}
.land::before{content:"";position:absolute;inset:0;background:url("assets/4d-spatial-field.svg") right center/70% auto no-repeat;opacity:.18;pointer-events:none}
.land>*{position:relative}
.land-text{margin-top:28px;max-width:62ch;font-size:20px;line-height:1.7;color:#dbe0ea}
@media(max-width:640px){.land{padding:34px 24px}.land-text{font-size:18px}}
.land{display:grid;grid-template-columns:minmax(0,.85fr) minmax(0,1.15fr);column-gap:56px;align-items:start}
.land{align-items:center}
.land-head{grid-column:1}
.land-text{grid-column:2;margin-top:0;max-width:none}
@media(max-width:900px){.land{grid-template-columns:minmax(0,1fr)}.land-text{grid-column:1;margin-top:24px}}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
@media(max-width:1180px) and (min-width:881px){#primary-nav{gap:18px}#primary-nav>a,.nav-drop>button{font-size:14px}}
/* Larger logo */
.site-header{height:96px}
.brand-mark{width:72px;height:66px;padding:6px 7px;border-radius:12px}
.brand strong{font-size:16px}
.brand small{font-size:9.5px}
@media(max-width:880px){#primary-nav{max-height:calc(100vh - 96px)}}
@media(max-width:640px){.site-header{height:80px}.brand-mark{width:56px;height:51px;padding:5px}.brand strong{font-size:13px}}

/* See the unseen: utility layer explorer */
.ux{border:1px solid var(--line);border-radius:22px;background:rgba(29,46,81,.45);padding:18px;overflow:hidden}
.ux-bar{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px;margin-bottom:16px}
.ux-chips{margin-bottom:0}
.ux-c::before{content:"";display:inline-block;width:14px;height:2px;margin-right:9px;vertical-align:middle;background:var(--c)}
.ux-c[aria-pressed="true"]{background:rgba(255,255,255,.08);border-color:var(--c);color:var(--white)}
.ux-c[aria-pressed="false"]{opacity:.55}
.ux-stage{position:relative;aspect-ratio:5/3;border-radius:16px;overflow:hidden;border:1px solid var(--line);background:#0b1230}
.ux-stage canvas{display:block;width:100%;height:100%;cursor:grab;touch-action:none}
.ux-tip{position:absolute;pointer-events:none;max-width:230px;padding:10px 12px;border-radius:12px;background:rgba(17,25,54,.94);border:1px solid var(--line-2);font:600 11px/1.5 var(--mono);letter-spacing:.08em;color:var(--muted)}
.ux-tip b{display:block;letter-spacing:.14em;margin-bottom:2px}
.ux-tag{position:absolute;font:600 10.5px/1 var(--mono);letter-spacing:.14em;color:var(--muted);background:rgba(17,25,54,.7);border:1px solid var(--line);border-radius:999px;padding:8px 12px;pointer-events:none}
.ux-tag-a{left:14px;top:14px}.ux-tag-b{right:14px;bottom:14px}
.ux-note{margin:14px 0 0;font-size:13.5px;color:var(--muted-2)}
@media (max-width:720px){.ux{padding:12px}.ux-stage{aspect-ratio:4/5}.ux-tag-b{display:none}.ux-real{width:100%;justify-content:center}}
.ux-depth{position:absolute;right:14px;top:14px;display:grid;gap:6px;padding:12px 14px;border-radius:14px;background:rgba(17,25,54,.78);border:1px solid var(--line);font:600 10.5px/1 var(--mono);letter-spacing:.12em;color:var(--muted);pointer-events:none}
.ux-depth b{color:var(--orange-bright);margin-bottom:4px}
.ux-depth i{display:inline-block;width:14px;height:2px;margin-right:8px;vertical-align:middle;background:var(--c)}
.ux-foot{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px;margin-top:14px}
.ux-slider{display:flex;align-items:center;gap:12px;font:700 11px/1 var(--mono);letter-spacing:.14em;color:var(--muted)}
.ux-slider input{accent-color:var(--orange);width:180px}
.ux-views{display:flex;flex-wrap:wrap;gap:8px}
@media (max-width:720px){.ux-depth{display:none}.ux-stage{aspect-ratio:4/5}}
.head-link{display:flex;width:max-content;margin-top:14px}
.proj-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}
.proj{display:flex;flex-direction:column;border:1px solid var(--line);border-radius:20px;overflow:hidden;background:rgba(29,46,81,.55)}
.proj-img{aspect-ratio:16/10;background:#f4f5f7;overflow:hidden;border-bottom:1px solid var(--line)}
.proj-img img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .6s ease}
.proj:hover .proj-img img{transform:scale(1.04)}
.proj-canvas{background:#0b1230}.proj-canvas canvas{width:100%;height:100%;display:block}
.proj-body{padding:22px 24px 24px}
.proj-loc{font:700 11px/1 var(--mono);letter-spacing:.16em;color:var(--orange-bright);margin:0 0 10px}
.proj-body h3{margin:0 0 10px;font-size:22px;letter-spacing:-.02em}
.proj-body p{color:var(--muted);margin:0}
.proj-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}
@media (max-width:860px){.proj-grid{grid-template-columns:minmax(0,1fr)}}
.car{position:relative}
.car-track{display:flex;width:100%;height:100%;overflow-x:auto;scroll-snap-type:x mandatory;scrollbar-width:none;outline:none}
.car-track::-webkit-scrollbar{display:none}
.car-track img{flex:0 0 100%;width:100%;height:100%;object-fit:cover;scroll-snap-align:start}
.proj:hover .car-track img{transform:none}
.car-btn{position:absolute;top:50%;transform:translateY(-50%);width:40px;height:40px;border-radius:999px;border:1px solid var(--line-2);background:rgba(17,25,54,.78);color:var(--white);font-size:22px;line-height:1;cursor:pointer;opacity:0;transition:opacity .2s}
.car-btn.prev{left:12px}.car-btn.next{right:12px}
.car:hover .car-btn,.car-btn:focus-visible{opacity:1}
@media (hover:none){.car-btn{opacity:1}}
.car-dots{position:absolute;left:0;right:0;bottom:12px;display:flex;justify-content:center;gap:6px;pointer-events:none}
.car-dots i{width:7px;height:7px;border-radius:99px;background:rgba(17,25,54,.55);box-shadow:0 0 0 1px rgba(251,252,254,.7)}
.car-dots i.on{width:20px;background:var(--orange)}
.car-expand{position:absolute;right:12px;top:12px;width:36px;height:36px;display:grid;place-items:center;border-radius:999px;border:1px solid var(--line-2);background:rgba(17,25,54,.78);color:var(--white);cursor:pointer;opacity:0;transition:opacity .2s}
.car-expand svg{width:16px;height:16px}
.car:hover .car-expand,.car-expand:focus-visible{opacity:1}
@media (hover:none){.car-expand{opacity:1}}
.lb-open{overflow:hidden}
.lb{position:fixed;inset:0;z-index:100;background:rgba(7,11,30,.82);backdrop-filter:blur(6px);display:grid;place-items:center;padding:24px}
.lb[hidden]{display:none}
.lb-panel{position:relative;width:min(1280px,100%);max-height:calc(100vh - 48px);display:grid;grid-template-columns:minmax(0,1fr) 340px;border:1px solid var(--line-2);border-radius:22px;overflow:hidden;background:#111936;box-shadow:0 30px 80px rgba(0,0,0,.5)}
.lb-media{position:relative;background:#0b1230;aspect-ratio:16/10;max-height:calc(100vh - 48px)}
.lb-media .car-track img{object-fit:contain;cursor:default!important}
.lb-media .car-btn{opacity:1}
.lb-body{padding:28px 26px;overflow:auto}
.lb-body .proj-loc{font:700 11px/1 var(--mono);letter-spacing:.16em;color:var(--orange-bright);margin:0 0 10px}
.lb-body h3{margin:0 0 12px;font-size:24px;letter-spacing:-.02em}
.lb-body p{color:var(--muted)}
.lb-body .proj-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}
.lb-close{position:absolute;right:14px;top:14px;z-index:2;width:40px;height:40px;border-radius:999px;border:1px solid var(--line-2);background:rgba(17,25,54,.85);color:var(--white);font-size:24px;line-height:1;cursor:pointer}
@media (max-width:900px){.lb{padding:0}.lb-panel{grid-template-columns:1fr;max-height:100vh;height:100vh;border-radius:0;overflow:auto}.lb-media{aspect-ratio:4/3}}
.hero-photo img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;filter:saturate(.9)}
.hero-photo::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(17,25,54,.55),rgba(17,25,54,.05) 45%),linear-gradient(0deg,rgba(17,25,54,.45),transparent 40%);pointer-events:none}
.hero-photo .tag{z-index:2}
.p3d canvas{display:block;width:100%;height:100%;cursor:grab;touch-action:pan-y}
.p3d .ux-tip{z-index:3}
.p3d-chips{position:absolute;left:16px;bottom:16px;right:16px;display:flex;flex-wrap:wrap;gap:6px;z-index:2}
.p3d-chips .chip{min-height:34px;padding:8px 12px;font-size:10px}
.page-hero .hero-visual.p3d{margin-right:0;border-radius:24px;border-right:1px solid var(--line)}
.p3d-zoom{position:absolute;right:14px;top:14px;display:grid;gap:6px;z-index:2}
.p3d-zoom button{width:36px;height:36px;border-radius:999px;border:1px solid var(--line-2);background:rgba(17,25,54,.8);color:var(--white);font-size:18px;line-height:1;cursor:pointer}


/* ===== Batch 2026-11-07 ===== */
[hidden]{display:none!important}
/* Logo: reversed mark directly on navy, no tile */
.brand-mark{background:none;padding:0;border-radius:0;box-shadow:none;width:64px;height:58px;object-fit:contain}
@media(max-width:640px){.brand-mark{width:50px;height:46px;padding:0}}
/* Chevron strata as a recurring element */
:root{--chev:url("data:image/svg+xml;base64,PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHZpZXdCb3g9IjAgMCAyNCAxNiI+PHBhdGggZD0iTTEgMmwxMSA0IDExLTR2M0wxMiA5IDEgNXoiIGZpbGw9IiMzYjRjODYiLz48cGF0aCBkPSJNMSA2bDExIDQgMTEtNHYzTDEyIDEzIDEgOXoiIGZpbGw9IiM3YjgxODUiLz48cGF0aCBkPSJNMSAxMGwxMSA0IDExLTR2Mi41TDEyIDE2IDEgMTIuNXoiIGZpbGw9IiNmNjc3MjIiLz48L3N2Zz4=");--chev-row:url("data:image/svg+xml;base64,PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHZpZXdCb3g9IjAgMCAyNCAxMCI+PHBhdGggZD0iTTAgMWwxMiA0IDEyLTR2M0wxMiA5IDAgNHoiIGZpbGw9IiNmNjc3MjIiIGZpbGwtb3BhY2l0eT0iLjU1Ii8+PC9zdmc+")}
.sub-eyebrow{display:flex;align-items:center;gap:10px;margin:0 0 16px;font:700 11px/1 var(--mono);letter-spacing:.16em;text-transform:uppercase;color:var(--muted-2)}
.sub-eyebrow::before{content:"";width:24px;height:16px;flex:none;background:var(--chev) center/contain no-repeat}
.band-light .sub-eyebrow{color:#5d6b7a}
.h2.sub{font-size:clamp(30px,3.2vw,44px);line-height:1.08;letter-spacing:-.035em;font-weight:600}
.h2.sub em{font-family:inherit;font-style:normal;font-weight:600;color:var(--muted)}
.band-light .h2.sub em{color:#5d6b7a}
.card li::before{width:12px;height:8px;margin-top:9px;background:var(--chev) center/contain no-repeat}
.band-tint::after{content:"";position:absolute;top:-9px;left:50%;transform:translateX(-50%);width:28px;height:18px;background:var(--chev) center/contain no-repeat;z-index:2}
.cta{background-image:var(--chev-row),radial-gradient(circle at 82% 20%,rgba(153,168,204,.17),transparent 24rem),linear-gradient(135deg,rgba(29,46,81,.96),rgba(37,45,99,.9));background-size:24px 10px,auto,auto;background-position:left bottom 14px,0 0,0 0;background-repeat:repeat-x,no-repeat,no-repeat}
.ux-stage::before{content:"";position:absolute;inset:0;margin:auto;width:56px;height:38px;background:var(--chev) center/contain no-repeat;opacity:.9;z-index:0}
.ux-stage canvas{position:relative;z-index:1}
@media (prefers-reduced-motion:no-preference){.ux-stage::before{animation:chevpulse 1.4s ease-in-out infinite}}
@keyframes chevpulse{50%{opacity:.35;transform:translateY(4px)}}
/* Four dimensions: current page card */
.teaser.here{border-color:rgba(246,119,34,.55);background:rgba(246,119,34,.06)}
.teaser.here .sub-eyebrow{color:var(--orange-bright)}
/* Partner firms row in footer */
.partners{max-width:var(--max);margin:auto;padding:0 var(--gr) 28px var(--gl);display:flex;flex-wrap:wrap;align-items:center;gap:12px 28px}
.partners h4{margin:0;font:700 11px/1 var(--mono);letter-spacing:.14em;color:var(--orange-bright)}
.partners nav{display:flex;flex-wrap:wrap;gap:10px 24px;font-size:14.5px;color:#d3d8e3}
.partners a:hover{color:var(--orange-bright)}
.form .fine{display:block;margin-top:4px}
.cards.dims4{grid-template-columns:repeat(2,minmax(0,1fr))}
@media(max-width:640px){.cards.dims4{grid-template-columns:minmax(0,1fr)}}

/* Hero globe location tags */
.tag-ott{top:4%;right:20%}
.tag-tor{top:34%;right:3%}
.tag-lon{bottom:28%;left:2%}
.tag-par{bottom:8%;left:30%}
@media(max-width:1020px){.tag-tor{right:2%}.tag-ott{right:16%}}
/* Logo intro (home hero): strata build, 4D settles, then the globe takes over */
.logo-intro{display:none}
.has-logo .logo-intro{display:grid;place-items:center;position:absolute;inset:0;z-index:3;pointer-events:none}
.logo-globe .logo-intro{display:none}
.intro-on.logo-globe .logo-intro{display:grid;animation:li-settle .9s cubic-bezier(.4,0,.2,1) 3.2s forwards,li-fade .5s ease 4.1s forwards}
.logo-hold .logo-intro svg{width:min(340px,64%)}
.logo-intro svg{width:min(320px,62%);height:auto;overflow:visible}
.intro-on .li-l{opacity:0;transform:translateY(70px);animation:li-rise .55s cubic-bezier(.2,.8,.2,1) forwards}
.intro-on .li-1{animation-delay:.2s}.intro-on .li-2{animation-delay:.5s}.intro-on .li-3{animation-delay:.8s}.intro-on .li-4{animation-delay:1.1s}
.intro-on .li-mark{opacity:0;transform:translateY(-60px) scale(1.06);transform-origin:512px 380px;animation:li-rise .7s cubic-bezier(.2,.9,.25,1.15) 1.4s forwards}
.intro-on > canvas,.intro-on > .tag{opacity:0;animation:li-in .9s ease 3.6s forwards}
@keyframes li-rise{to{opacity:1;transform:none}}
@keyframes li-settle{to{transform:scale(var(--core-scale,.42))}}
@keyframes li-fade{to{opacity:0}}
@keyframes li-in{to{opacity:1}}

/* PEO identification: official logo on a white plate (artwork unaltered), clear space = half the diamond width */
.peo-row{max-width:var(--max);margin:auto;padding:0 var(--gr) 28px var(--gl);display:flex;flex-wrap:wrap;align-items:center;gap:16px 24px}
.peo-plate{background:#fff;padding:20px;border-radius:8px;line-height:0;flex:none}
.peo-plate img{width:180px;height:auto;display:block}
.peo-row p{color:var(--muted);font-size:12.5px;line-height:1.5;max-width:46ch;margin:0}
/* Locate management service tiers */
.card.tier{display:flex;flex-direction:column}
.card.tier .text-link{margin-top:auto;padding-top:22px}