/* Metcon DNDT site styles.
   Layout: dark interactive hero/headers (live ultrasonic dot field), light spec-sheet content, dark proof and contact bands. */
:root{
  --night:#0B1E21;     /* hero ground */
  --teal:#1F4A4E;      /* Metcon brand teal */
  --teal-deep:#163639;
  --ink:#14292B;
  --paper:#F3F6F5;
  --line:#D5DEDD;
  --mist:#9FCFD9;      /* signal / echo colour */
  --amber:#E8A317;     /* safety yellow: actions and defects */
  --muted:#4E6466;
  --on-dark:#B9CFD2;
  --white:#FFFFFF;
  --gutter:clamp(16px,4vw,48px);
  color-scheme:light;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:96px}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}
body{margin:0;background:var(--white);color:var(--ink);font-family:"Archivo","Helvetica Neue",Arial,sans-serif;font-variation-settings:"wdth" 100;font-size:1.0625rem;line-height:1.6;-webkit-font-smoothing:antialiased}
img{display:block;max-width:100%;height:auto}
a{color:inherit}
:focus-visible{outline:3px solid var(--amber);outline-offset:3px}
h1,h2,h3{font-variation-settings:"wdth" 74;font-weight:700;line-height:1.08;letter-spacing:-.01em;margin:0;text-wrap:balance}
h2{font-size:clamp(2rem,4vw,3rem)}
h3{font-size:1.4rem}
p{margin:0 0 1em;max-width:66ch}
.wrap{max-width:1240px;margin:0 auto;padding-inline:var(--gutter)}
.sub{color:var(--muted)}
.skip{position:absolute;left:-999px;top:8px;z-index:99;background:var(--amber);color:var(--ink);padding:8px 14px;border-radius:3px}
.skip:focus{left:8px}

.btn{display:inline-flex;align-items:center;gap:.5em;background:var(--amber);color:var(--ink);text-decoration:none;padding:.85em 1.4em;border-radius:4px;border:0;font:inherit;font-weight:700;cursor:pointer;transition:background .2s,box-shadow .2s,transform .2s}
.btn:hover{background:#F2B637;box-shadow:0 0 0 4px rgba(232,163,23,.22),0 10px 30px -10px rgba(232,163,23,.6);transform:translateY(-1px)}
.btn.ghost{background:rgba(255,255,255,.04);color:var(--white);box-shadow:inset 0 0 0 1px rgba(159,207,217,.45);backdrop-filter:blur(6px)}
.btn.ghost:hover{box-shadow:inset 0 0 0 1px var(--mist),0 0 24px -6px rgba(159,207,217,.5)}
.btn.line{background:transparent;color:var(--teal);box-shadow:inset 0 0 0 1.5px var(--teal)}
.btn.line:hover{background:var(--teal);color:var(--white);box-shadow:none}

/* ---------- header ---------- */
.topbar{background:var(--night);color:var(--on-dark);font-size:.86rem;border-bottom:1px solid rgba(159,207,217,.1)}
.topbar .wrap{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;padding-block:7px}
.topbar a{text-decoration:none;color:var(--white)}
.topbar .reach{display:flex;gap:24px;flex-wrap:wrap}
.header{position:sticky;top:env(safe-area-inset-top,0px);z-index:40;background:rgba(11,30,33,.86);backdrop-filter:blur(14px) saturate(140%);-webkit-backdrop-filter:blur(14px) saturate(140%);border-bottom:1px solid rgba(159,207,217,.14);color:var(--white)}
.header .wrap{display:flex;align-items:center;justify-content:space-between;gap:24px;height:74px}
.brand{display:flex;align-items:center;gap:12px;text-decoration:none;color:var(--white)}
.brand svg{width:40px;height:40px;flex:none}
.brand b{display:block;white-space:nowrap;font-variation-settings:"wdth" 64;font-weight:800;font-size:1.45rem;letter-spacing:.03em;line-height:1}
.brand small{display:block;font-size:.76rem;color:var(--on-dark);margin-top:4px}
.menu{display:flex;gap:28px;list-style:none;margin:0;padding:0;font-weight:500;font-size:.97rem}
.menu>li{position:relative}
.menu>li>a{display:block;text-decoration:none;padding:24px 0;color:#DCEBEC;border-bottom:2px solid transparent}
.menu>li>a:hover,.menu>li>a[aria-current]{color:var(--white);border-color:var(--amber)}
.dd{position:absolute;top:100%;left:-18px;min-width:290px;list-style:none;margin:0;padding:8px;background:rgba(14,36,39,.97);border:1px solid rgba(159,207,217,.18);border-radius:8px;box-shadow:0 24px 48px -16px rgba(0,0,0,.6);opacity:0;visibility:hidden;transform:translateY(6px);transition:opacity .18s,transform .18s,visibility .18s}
.menu>li:hover .dd,.menu>li:focus-within .dd{opacity:1;visibility:visible;transform:none}
.dd a{display:block;padding:9px 12px;border-radius:5px;text-decoration:none;color:#DCEBEC}
.dd a:hover{background:rgba(159,207,217,.1);color:var(--white)}
.header .cta{padding:.65em 1.1em}
.mnav{display:none}
@media (max-width:1020px){
  .menu,.header .cta{display:none}
  .mnav{display:block}
  .mnav summary{list-style:none;cursor:pointer;display:flex;align-items:center;gap:8px;padding:.55em .9em;border-radius:4px;box-shadow:inset 0 0 0 1px rgba(159,207,217,.45);font-weight:600}
  .mnav summary::-webkit-details-marker{display:none}
  .mnav summary svg{width:18px;height:18px}
  .mnav nav{position:absolute;left:0;right:0;top:100%;background:rgba(11,30,33,.98);border-bottom:1px solid rgba(159,207,217,.18);padding:12px var(--gutter) 24px;max-height:calc(100vh - 80px);overflow:auto}
  .mnav nav a{display:block;padding:12px 0;border-bottom:1px solid rgba(159,207,217,.1);text-decoration:none;color:#DCEBEC}
  .mnav nav a.sub{padding-left:16px;font-size:.95rem;color:var(--on-dark)}
  .mnav nav .btn{margin-top:18px;border:0;color:var(--ink)}
}
@media (max-width:520px){.brand small{display:none}.topbar .area{display:none}}

/* ---------- dark interactive surfaces ---------- */
.field-host{position:relative;isolation:isolate;overflow:hidden;background:
  radial-gradient(900px 520px at 78% 18%,rgba(31,74,78,.95),transparent 70%),
  radial-gradient(700px 420px at 4% 100%,rgba(232,163,23,.07),transparent 70%),
  var(--night);color:var(--white)}
.field-host>canvas.field{position:absolute;inset:0;z-index:-1;pointer-events:none}
.field-host::after{content:"";position:absolute;inset:auto 0 0 0;height:120px;background:linear-gradient(transparent,rgba(11,30,33,.6));z-index:-1;pointer-events:none}
.grid-bg{position:relative;isolation:isolate;background-color:var(--night);color:var(--white)}
.grid-bg::before{content:"";position:absolute;inset:0;z-index:-1;pointer-events:none;
  background-image:linear-gradient(rgba(159,207,217,.06) 1px,transparent 1px),linear-gradient(90deg,rgba(159,207,217,.06) 1px,transparent 1px);
  background-size:48px 48px;-webkit-mask-image:radial-gradient(ellipse at 50% 40%,#000 30%,transparent 80%);mask-image:radial-gradient(ellipse at 50% 40%,#000 30%,transparent 80%)}
.spot::after{content:"";position:absolute;inset:0;z-index:-1;pointer-events:none;background:radial-gradient(520px circle at var(--x,50%) var(--y,30%),rgba(159,207,217,.10),transparent 45%)}

/* ---------- home hero ---------- */
.hero .wrap{display:grid;grid-template-columns:minmax(0,7fr) minmax(0,5fr);gap:clamp(32px,5vw,72px);align-items:center;padding-block:clamp(56px,8vw,104px) 40px}
.hero h1{font-size:clamp(2.5rem,5.4vw,4.5rem);font-variation-settings:"wdth" 68;font-weight:750}
.hero .lede{font-size:clamp(1.05rem,1.5vw,1.2rem);color:var(--on-dark);margin-top:24px;max-width:56ch}
.actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:32px}
.creds{list-style:none;margin:36px 0 0;padding:0;display:flex;flex-wrap:wrap;gap:10px}
.creds li{display:flex;align-items:center;gap:8px;font-size:.9rem;line-height:1.3;padding:8px 12px;border-radius:999px;background:rgba(159,207,217,.07);border:1px solid rgba(159,207,217,.18);color:#DCEBEC}
.creds li::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--mist);box-shadow:0 0 10px var(--mist)}
.collage{position:relative;min-width:0}
.collage .main{width:82%;margin-left:auto;aspect-ratio:3/4;object-fit:cover;border-radius:8px;border:1px solid rgba(159,207,217,.25);box-shadow:0 0 0 6px rgba(159,207,217,.05),0 40px 80px -30px rgba(0,0,0,.8)}
.collage .inset{position:absolute;left:0;bottom:12%;width:52%;aspect-ratio:4/3;object-fit:cover;border-radius:8px;border:1px solid rgba(159,207,217,.35);box-shadow:0 30px 60px -20px rgba(0,0,0,.8)}
.collage .plate{position:absolute;right:-8px;top:8%;background:rgba(14,36,39,.72);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);border:1px solid rgba(159,207,217,.3);padding:14px 18px;border-radius:8px;line-height:1.2}
.collage .plate b{display:block;font-variation-settings:"wdth" 64;font-size:1.9rem}
.collage .plate>span{font-size:.85rem;color:var(--on-dark)}
.facts{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));margin:0 0 clamp(40px,6vw,64px);border:1px solid rgba(159,207,217,.18);border-radius:10px;background:rgba(255,255,255,.03);backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px)}
.facts>div{padding:22px 24px;border-left:1px solid rgba(159,207,217,.16)}
.facts>div:first-child{border-left:0}
.facts dt{font-variation-settings:"wdth" 66;font-size:clamp(1.7rem,3vw,2.4rem);font-weight:700;line-height:1.1}
.facts dd{margin:4px 0 0;color:var(--on-dark);font-size:.93rem}
.hero .wrap.factsrow{display:block;padding-block:0}
.hint-tap{grid-column:1/-1;margin:-8px 0 0;font-size:.82rem;color:rgba(185,207,210,.7)}
@media (max-width:900px){.hero .wrap{grid-template-columns:1fr}.collage{max-width:520px}}
@media (max-width:860px){.facts{grid-template-columns:1fr 1fr}.facts>div:nth-child(3){border-left:0}.facts>div:nth-child(n+3){border-top:1px solid rgba(159,207,217,.16)}}

/* ---------- sub-page header ---------- */
.phero .wrap{display:grid;grid-template-columns:minmax(0,7fr) minmax(0,5fr);gap:clamp(28px,5vw,64px);align-items:center;padding-block:clamp(40px,6vw,72px)}
.phero.solo .wrap{grid-template-columns:minmax(0,1fr)}
.crumbs{display:flex;flex-wrap:wrap;gap:8px;list-style:none;margin:0 0 18px;padding:0;font-size:.88rem;color:var(--on-dark)}
.crumbs li+li::before{content:"/";margin-right:8px;opacity:.5}
.crumbs a{text-decoration:none}
.crumbs a:hover{text-decoration:underline}
.phero h1{font-size:clamp(2.2rem,4.6vw,3.7rem);font-variation-settings:"wdth" 68;max-width:18ch}
.phero .lede{color:var(--on-dark);font-size:clamp(1.05rem,1.5vw,1.18rem);margin-top:20px;max-width:58ch}
.phero figure{margin:0}
.phero figure img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:8px;border:1px solid rgba(159,207,217,.28);box-shadow:0 0 0 6px rgba(159,207,217,.05),0 30px 60px -24px rgba(0,0,0,.8)}
@media (max-width:860px){.phero .wrap{grid-template-columns:1fr}.phero figure{max-width:480px}}

/* ---------- sections ---------- */
.sec{padding-block:clamp(64px,9vw,112px)}
.sec.alt{background:var(--paper)}
.head{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:clamp(24px,5vw,72px);align-items:end;margin-bottom:44px}
.head.top{align-items:start}
.head p{font-size:1.1rem;margin:0}
.head p+p{margin-top:1em}
@media (max-width:860px){.head{grid-template-columns:1fr}}

.industries{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:32px}
.industries div{border-top:3px solid var(--teal);padding-top:18px}
.industries h3{font-size:1.2rem}
.industries p{font-size:.95rem;color:var(--muted);margin-top:8px}
@media (max-width:900px){.industries{grid-template-columns:1fr 1fr}}
@media (max-width:520px){.industries{grid-template-columns:1fr}}

/* service tiles */
.tiles{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.tile{position:relative;display:flex;flex-direction:column;background:var(--white);border:1px solid var(--line);border-radius:8px;overflow:hidden;text-decoration:none;transition:transform .25s,box-shadow .25s,border-color .25s}
.tile:hover,.tile:focus-visible{transform:translateY(-4px);border-color:var(--teal);box-shadow:0 22px 44px -24px rgba(20,41,43,.5),0 0 0 4px rgba(31,74,78,.06)}
.tile .ph{overflow:hidden;aspect-ratio:16/10;background:var(--steel,#E6ECEB)}
.tile img{width:100%;height:100%;object-fit:cover;transition:transform .6s}
.tile:hover img{transform:scale(1.05)}
.tile .t{display:flex;flex-direction:column;gap:8px;flex:1;padding:20px 22px 22px}
.tile h3{font-size:1.3rem;color:var(--teal-deep)}
.tile p{margin:0;font-size:.95rem;color:var(--muted)}
.tile .more{margin-top:auto;padding-top:10px;font-weight:600;font-size:.94rem;color:var(--teal)}
.tile:hover .more{text-decoration:underline;text-underline-offset:4px}
@media (max-width:900px){.tiles{grid-template-columns:1fr 1fr}}
@media (max-width:560px){.tiles{grid-template-columns:1fr}}

/* dark aerospace band */
.aero p{color:#C9D9DB}
.aero .lead{display:grid;grid-template-columns:minmax(0,7fr) minmax(0,5fr);gap:clamp(24px,5vw,72px);align-items:end}
.aero .vane{display:flex;gap:20px;align-items:flex-end}
.aero .vane img{width:min(240px,48%);border-radius:6px;border:1px solid rgba(159,207,217,.3)}
.aero .vane p{font-size:.88rem;color:#9DB4B7}
.results{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px;margin:48px 0 12px}
.results div{padding:22px;border:1px solid rgba(159,207,217,.18);border-radius:10px;background:rgba(255,255,255,.03);transition:border-color .25s,background .25s}
.results div:hover{border-color:rgba(159,207,217,.45);background:rgba(159,207,217,.06)}
.results strong{display:block;font-variation-settings:"wdth" 62;font-size:clamp(1.7rem,3.6vw,3.1rem);font-weight:700;color:var(--mist);line-height:1;text-shadow:0 0 24px rgba(159,207,217,.35)}
.results span{display:block;margin-top:10px;font-size:.93rem;color:#C9D9DB}
.note{font-size:.85rem;color:#8EA7AA}
@media (max-width:860px){.aero .lead{grid-template-columns:1fr}.results{grid-template-columns:1fr 1fr}}
.table-wrap{overflow-x:auto;margin-top:20px}
table{border-collapse:collapse;width:100%;min-width:660px;font-size:.96rem}
th,td{text-align:left;padding:14px 18px 14px 0;vertical-align:top;border-bottom:1px solid rgba(159,207,217,.2)}
th{font-weight:600;color:var(--mist);font-size:.88rem;border-bottom:1px solid rgba(159,207,217,.5)}
td:first-child{font-weight:600;white-space:nowrap}
td:last-child{color:var(--white)}
.steps{list-style:none;margin:24px 0 0;padding:0;display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:14px;counter-reset:s}
.steps li{counter-increment:s;padding:18px;border:1px solid rgba(159,207,217,.18);border-top:2px solid var(--amber);border-radius:4px 4px 10px 10px;background:rgba(255,255,255,.02)}
.steps li::before{content:counter(s);font-variation-settings:"wdth" 62;font-weight:700;color:var(--amber);font-size:1.1rem;display:block;margin-bottom:6px}
.steps b{display:block;font-size:1.1rem;margin-bottom:4px}
.steps span{font-size:.92rem;color:#C9D9DB}
@media (max-width:900px){.steps{grid-template-columns:1fr 1fr}}
.aero h3.band{margin-top:64px;font-size:clamp(1.5rem,2.4vw,2rem)}

/* clients */
.ledger{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));list-style:none;margin:0;padding:0;border-top:2px solid var(--teal)}
.ledger li{display:flex;justify-content:space-between;align-items:baseline;gap:12px;padding:16px 20px 16px 0;border-bottom:1px solid var(--line);font-weight:600;font-size:1.02rem}
.ledger small{font-weight:400;color:var(--muted);font-size:.85rem;white-space:nowrap}
@media (max-width:860px){.ledger{grid-template-columns:1fr 1fr}}
@media (max-width:520px){.ledger{grid-template-columns:1fr}}

/* sub-page body */
.page .wrap{display:grid;grid-template-columns:minmax(0,8fr) minmax(0,4fr);gap:clamp(32px,5vw,72px);align-items:start}
.prose h2{font-size:clamp(1.6rem,2.6vw,2.1rem);margin:56px 0 14px;color:var(--teal-deep)}
.prose>h2:first-child{margin-top:0}
.prose p{color:#2A4143}
.methods{margin:8px 0 0;border-top:1px solid var(--line)}
.methods>div{display:grid;grid-template-columns:minmax(0,4fr) minmax(0,7fr);gap:20px;padding:16px 0;border-bottom:1px solid var(--line)}
.methods dt{font-weight:650}
.methods dd{margin:0;color:var(--muted)}
@media (max-width:620px){.methods>div{grid-template-columns:1fr;gap:4px}}
.ticks{list-style:none;margin:8px 0 0;padding:0;columns:2;column-gap:32px}
.ticks li{break-inside:avoid;position:relative;padding:6px 0 6px 26px;line-height:1.45}
.ticks li::before{content:"";position:absolute;left:0;top:.72em;width:14px;height:8px;border-left:2px solid var(--teal);border-bottom:2px solid var(--teal);transform:rotate(-45deg)}
.ticks.one{columns:1}
@media (max-width:620px){.ticks{columns:1}}
.photos{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin-top:20px}
.photos figure{margin:0}
.photos img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:6px}
.photos figcaption{font-size:.82rem;color:var(--muted);margin-top:6px}
@media (max-width:620px){.photos{grid-template-columns:1fr 1fr}}
.aside{position:sticky;top:100px;display:grid;gap:20px}
.card{border:1px solid var(--line);border-radius:10px;padding:24px;background:var(--white)}
.card.dark{background:var(--night);color:var(--white);border-color:rgba(159,207,217,.2);position:relative;overflow:hidden;isolation:isolate}
.card.dark::before{content:"";position:absolute;inset:0;z-index:-1;background:radial-gradient(300px 200px at 100% 0%,rgba(31,74,78,.9),transparent 70%)}
.card h3{font-size:1.25rem;margin-bottom:10px}
.card p{font-size:.95rem;color:var(--on-dark)}
.card .lines{display:grid;gap:6px;margin:14px 0 18px;font-weight:600}
.card .lines a{color:var(--white);text-decoration-color:rgba(159,207,217,.5);text-underline-offset:4px}
.card ul{list-style:none;margin:0;padding:0}
.card li a{display:block;padding:9px 0;border-bottom:1px solid var(--line);text-decoration:none}
.card li a:hover{color:var(--teal);text-decoration:underline}
@media (max-width:900px){.page .wrap{grid-template-columns:1fr}.aside{position:static}}

/* about */
.history{display:grid;grid-template-columns:minmax(0,4fr) minmax(0,8fr);gap:clamp(24px,5vw,72px)}
.timeline{list-style:none;margin:0;padding:0;border-top:1px solid var(--line)}
.timeline li{display:grid;grid-template-columns:72px 1fr;gap:20px;padding:13px 0;border-bottom:1px solid var(--line)}
.timeline time{font-variation-settings:"wdth" 68;font-weight:700;font-size:1.12rem;color:var(--teal);font-variant-numeric:tabular-nums}
.quote{margin:32px 0 0;padding-left:20px;border-left:3px solid var(--amber);font-variation-settings:"wdth" 82;font-size:1.35rem;line-height:1.3;font-weight:500;color:var(--teal-deep);max-width:24ch}
.quote cite{display:block;font-style:normal;font-size:.9rem;color:var(--muted);margin-top:10px;font-weight:400}
@media (max-width:860px){.history{grid-template-columns:1fr}}
.values{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.values div{padding:24px;border:1px solid var(--line);border-radius:10px;background:var(--white)}
.values h3{font-size:1.15rem;margin-bottom:8px;color:var(--teal-deep)}
.values p{margin:0;color:var(--muted);font-size:.97rem}
@media (max-width:860px){.values{grid-template-columns:1fr}}
.gallery{display:grid;grid-template-columns:2fr 1fr 1fr;grid-template-rows:220px 220px;gap:10px}
.gallery img{width:100%;height:100%;object-fit:cover;border-radius:6px}
.gallery .tall{grid-row:span 2}
@media (max-width:760px){.gallery{grid-template-columns:1fr 1fr;grid-template-rows:200px 160px 160px}.gallery .tall{grid-column:1/-1;grid-row:span 1}.gallery img:last-child{display:none}}
.equip{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));list-style:none;margin:28px 0 0;padding:0;border-top:1px solid var(--line)}
.equip li{padding:14px 16px 14px 0;border-bottom:1px solid var(--line);font-size:.96rem}
@media (max-width:860px){.equip{grid-template-columns:1fr 1fr}}

/* contact */
.contact .grid{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:clamp(24px,5vw,72px);align-items:start}
.contact .lines{margin-top:28px;display:grid;gap:18px}
.contact .lines div>span{display:block;font-size:.85rem;color:var(--on-dark)}
.contact .lines a{color:var(--white);font-weight:600;text-decoration-color:rgba(159,207,217,.6);text-underline-offset:4px}
form.quote-form{display:grid;grid-template-columns:1fr 1fr;gap:16px;background:var(--white);color:var(--ink);padding:clamp(20px,3vw,36px);border-radius:12px;box-shadow:0 0 0 1px rgba(159,207,217,.25),0 40px 80px -30px rgba(0,0,0,.7)}
form.quote-form h3{grid-column:1/-1;font-size:1.35rem}
form.quote-form label{display:flex;flex-direction:column;gap:6px;font-size:.9rem;font-weight:500}
form.quote-form label.full{grid-column:1/-1}
form.quote-form input,form.quote-form select,form.quote-form textarea{font:inherit;font-weight:400;color:var(--ink);background:var(--paper);border:1px solid var(--line);border-radius:5px;padding:.7em .8em}
form.quote-form :is(input,select,textarea):focus{border-color:var(--teal);outline:none;box-shadow:0 0 0 3px rgba(31,74,78,.18)}
form.quote-form textarea{min-height:120px;resize:vertical}
form.quote-form .hint{grid-column:1/-1;font-size:.85rem;color:var(--muted);margin:0}
@media (max-width:860px){.contact .grid{grid-template-columns:1fr}form.quote-form{grid-template-columns:1fr}}

/* call-to-action band */
.ctaband .wrap{display:flex;justify-content:space-between;align-items:center;gap:24px;flex-wrap:wrap;padding-block:clamp(48px,6vw,72px)}
.ctaband h2{font-size:clamp(1.7rem,3vw,2.4rem);max-width:22ch}
.ctaband p{color:var(--on-dark);margin:10px 0 0}

/* footer */
footer{background:var(--night);color:var(--on-dark);font-size:.92rem;border-top:1px solid rgba(159,207,217,.12)}
.foot{display:grid;grid-template-columns:minmax(0,4fr) repeat(3,minmax(0,2fr));gap:32px;padding-block:56px 40px}
.foot h4{color:var(--white);font-size:.95rem;margin:0 0 12px;font-weight:600}
.foot ul{list-style:none;margin:0;padding:0;display:grid;gap:6px}
.foot a{text-decoration:none}
.foot a:hover{color:var(--white);text-decoration:underline}
.foot p{margin-top:16px;max-width:34ch}
.legal{border-top:1px solid rgba(159,207,217,.14);padding-block:18px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:8px;font-size:.85rem}
@media (max-width:860px){.foot{grid-template-columns:1fr 1fr}.foot>div:first-child{grid-column:1/-1}}

/* aerospace trial strip */
.trial{list-style:none;margin:24px 0 0;padding:0;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px;counter-reset:t}
.trial li{counter-increment:t;display:flex;flex-direction:column;gap:6px;padding:10px 10px 16px;border:1px solid rgba(159,207,217,.18);border-radius:10px;background:rgba(255,255,255,.03);transition:border-color .25s,transform .25s}
.trial li:hover{border-color:rgba(159,207,217,.45);transform:translateY(-3px)}
.trial img{width:100%;aspect-ratio:4/5;object-fit:cover;border-radius:6px;margin-bottom:6px}
.trial b{display:flex;gap:8px;align-items:baseline;font-size:1.05rem;padding-inline:4px}
.trial b::before{content:counter(t);color:var(--amber);font-variation-settings:"wdth" 62}
.trial span{font-size:.9rem;color:#C9D9DB;padding-inline:4px}
@media (max-width:860px){.trial{grid-template-columns:1fr 1fr}}
.compare{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-top:28px}
.compare>div{padding:22px 24px;border:1px solid rgba(159,207,217,.18);border-radius:10px;background:rgba(255,255,255,.02)}
.compare .ours{border-color:rgba(232,163,23,.55);background:rgba(232,163,23,.06)}
.compare h4{margin:0 0 10px;font-size:1.1rem}
.compare ol{margin:0;padding-left:20px;color:#C9D9DB;display:grid;gap:4px;font-size:.96rem}
.compare .ours ol{color:var(--white)}
@media (max-width:700px){.compare{grid-template-columns:1fr}}
.specs{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:0 32px;margin:28px 0 0}
.specs>div{padding:14px 0;border-bottom:1px solid rgba(159,207,217,.18)}
.specs dt{font-weight:650;color:var(--mist);font-size:.92rem}
.specs dd{margin:4px 0 0;color:#DCEBEC;font-size:.96rem}
@media (max-width:700px){.specs{grid-template-columns:1fr}}

/* reverse engineering: interactive blending cell */
.cellsim{display:grid;grid-template-columns:minmax(0,4fr) minmax(0,8fr);gap:clamp(20px,3vw,40px);align-items:start}
.cs-steps{list-style:none;margin:0;padding:0;display:grid;gap:6px}
.cs-steps button{width:100%;display:flex;align-items:center;gap:12px;text-align:left;font:inherit;font-size:.98rem;color:#C9D9DB;background:rgba(255,255,255,.02);border:1px solid rgba(159,207,217,.16);border-radius:8px;padding:11px 14px;cursor:pointer;transition:background .2s,border-color .2s,color .2s}
.cs-steps button:hover{border-color:rgba(159,207,217,.45);color:var(--white)}
.cs-steps button[aria-pressed="true"]{background:rgba(232,163,23,.1);border-color:var(--amber);color:var(--white)}
.cs-steps i{font-style:normal;flex:none;width:26px;height:26px;border-radius:50%;display:grid;place-items:center;font-size:.85rem;font-weight:700;border:1px solid rgba(159,207,217,.4)}
.cs-steps button[aria-pressed="true"] i{background:var(--amber);border-color:var(--amber);color:var(--ink)}
.cs-fig{margin:0;border:1px solid rgba(159,207,217,.2);border-radius:12px;background:rgba(11,30,33,.6);padding:16px;position:sticky;top:100px}
.cell{display:block;width:100%;height:auto}
.cell .lbl{font:12px "Archivo",Arial,sans-serif;fill:#B9CFD2}
.cell .lbl.amb{fill:#F2C25B}
.cell .comp{opacity:.32;transition:opacity .35s}
.cell .comp.on{opacity:1;filter:drop-shadow(0 0 6px rgba(159,207,217,.45))}
.cell .ov{opacity:0;transition:opacity .35s}
.cell .ov.on{opacity:1}
.cell .c-turn.spin .spinner{animation:spin 6s linear infinite}
.cell .o-scan.on .sweep{animation:sweep 1.8s ease-in-out infinite alternate}
.cell .o-data.on .flow{animation:flow 1s linear infinite}
.cell .o-path.on .trace{animation:flow 1.2s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}
@keyframes sweep{from{transform:translateY(0)}to{transform:translateY(72px)}}
@keyframes flow{to{stroke-dashoffset:-24}}
@media (prefers-reduced-motion:reduce){.cell *{animation:none!important}}
.cs-cap{margin-top:12px;min-height:72px}
.cs-cap b{display:block;font-size:1.1rem;color:var(--white)}
.cs-cap span{display:block;color:#C9D9DB;margin-top:4px;font-size:.97rem;max-width:62ch}
.cs-ctrl{display:flex;gap:8px;margin-top:12px;flex-wrap:wrap}
.cs-ctrl button{font:inherit;font-size:.9rem;font-weight:600;color:var(--white);background:transparent;border:1px solid rgba(159,207,217,.4);border-radius:4px;padding:.45em .9em;cursor:pointer}
.cs-ctrl button:hover{border-color:var(--mist)}
@media (max-width:900px){.cellsim{grid-template-columns:1fr}.cs-fig{position:static;order:-1}.cs-steps{grid-template-columns:1fr 1fr}.cs-steps button{font-size:.9rem;padding:9px 10px}}
@media (max-width:420px){.cs-steps{grid-template-columns:1fr}}

/* reverse engineering workflow: six stages on a rail */
.reflow{overflow:hidden}
.flow{list-style:none;margin:8px 0 0;padding:0;display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:18px;position:relative}
.flow::before{content:"";position:absolute;left:19px;right:19px;top:18px;height:2px;background:linear-gradient(90deg,var(--teal),var(--mist));opacity:.5}
.flow::after{content:"";position:absolute;top:16px;left:0;width:90px;height:6px;border-radius:3px;background:linear-gradient(90deg,transparent,var(--amber),transparent);animation:rail 5s linear infinite}
@keyframes rail{from{transform:translateX(0)}to{transform:translateX(calc(1240px - 2 * var(--gutter) - 90px))}}
.flow li{position:relative;display:flex;flex-direction:column;min-width:0}
.flow .n{position:relative;z-index:1;width:38px;height:38px;border-radius:50%;display:grid;place-items:center;background:var(--white);border:2px solid var(--teal);color:var(--teal);font-weight:700;font-size:.9rem;font-variant-numeric:tabular-nums;margin-bottom:16px;transition:background .25s,color .25s,border-color .25s}
.flow .ill{border-radius:10px;overflow:hidden;background:radial-gradient(160px 100px at 80% 0%,rgba(31,74,78,.9),transparent 70%),var(--night);border:1px solid var(--line);transition:border-color .25s,transform .25s,box-shadow .25s}
.flow .ill svg{display:block;width:100%;height:auto}
.flow .ill .t{font:11px "Archivo",Arial,sans-serif;fill:#F2C25B}
.flow li:hover .ill{border-color:var(--amber);transform:translateY(-3px);box-shadow:0 18px 36px -22px rgba(20,41,43,.6)}
.flow li:hover .n{background:var(--amber);border-color:var(--amber);color:var(--ink)}
.flow h3{font-size:1.12rem;margin:16px 0 6px;color:var(--teal-deep)}
.flow p{font-size:.93rem;color:var(--muted);margin:0 0 12px}
.flow .key{margin-top:auto;align-self:flex-start;font-size:.8rem;font-weight:600;color:var(--teal);background:rgba(31,74,78,.08);border:1px solid rgba(31,74,78,.18);border-radius:999px;padding:4px 10px}
.flow .pc{animation:pc 2.4s ease-in-out infinite}
.flow .sweep2{animation:sweep2 2.2s ease-in-out infinite alternate}
.flow .trace2{animation:flow 1.2s linear infinite}
@keyframes pc{0%,100%{opacity:.35}50%{opacity:1}}
@keyframes sweep2{from{transform:translateY(0)}to{transform:translateY(52px)}}
@media (prefers-reduced-motion:reduce){.flow::after,.flow .pc,.flow .sweep2,.flow .trace2{animation:none}}
@media (max-width:1100px){.flow{grid-template-columns:repeat(3,minmax(0,1fr));row-gap:36px}.flow::before,.flow::after{display:none}}
@media (max-width:620px){
  .flow{grid-template-columns:1fr;row-gap:28px;padding-left:54px}
  .flow::before{display:block;left:18px;right:auto;top:0;bottom:0;width:2px;height:auto}
  .flow .n{position:absolute;left:-54px;top:0;margin:0}
}

/* FAQ */
.faqsec{background:var(--paper)}
.faq{display:grid;gap:10px;max-width:880px}
.faq details{background:var(--white);border:1px solid var(--line);border-radius:10px;padding:0 20px;transition:border-color .2s}
.faq details[open]{border-color:var(--teal)}
.faq summary{cursor:pointer;list-style:none;padding:18px 32px 18px 0;font-weight:650;position:relative}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"";position:absolute;right:4px;top:50%;width:10px;height:10px;border-right:2px solid var(--teal);border-bottom:2px solid var(--teal);transform:translateY(-70%) rotate(45deg);transition:transform .2s}
.faq details[open] summary::after{transform:translateY(-30%) rotate(-135deg)}
.faq details p{margin:0 0 18px;color:var(--muted)}

/* WhatsApp */
.wa{position:fixed;right:18px;bottom:calc(18px + env(safe-area-inset-bottom,0px));z-index:50;display:flex;align-items:center;gap:8px;background:#25D366;color:#073B1F;text-decoration:none;font-weight:700;padding:12px 16px;border-radius:999px;box-shadow:0 12px 30px -10px rgba(0,0,0,.45);transition:transform .2s}
.wa:hover{transform:translateY(-2px)}
.wa svg{width:22px;height:22px}
@media (max-width:520px){.wa span{display:none}.wa{padding:13px}}

/* projects */
.chips{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:28px}
.chips button{font:inherit;font-size:.92rem;padding:.5em 1em;border-radius:999px;border:1px solid var(--line);background:var(--white);cursor:pointer;color:var(--ink)}
.chips button[aria-pressed="true"]{background:var(--teal);border-color:var(--teal);color:var(--white)}
.projects{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}
.projects.three{grid-template-columns:repeat(3,minmax(0,1fr))}
.proj{display:flex;flex-direction:column;background:var(--white);border:1px solid var(--line);border-radius:10px;overflow:hidden;text-decoration:none;transition:transform .25s,border-color .25s,box-shadow .25s}
.proj:hover{transform:translateY(-4px);border-color:var(--teal);box-shadow:0 22px 44px -24px rgba(20,41,43,.5)}
.proj .ph{aspect-ratio:4/3;overflow:hidden;background:var(--steel,#E6ECEB)}
.proj img{width:100%;height:100%;object-fit:cover;transition:transform .6s}
.proj:hover img{transform:scale(1.05)}
.proj .t{padding:16px 18px 20px;display:flex;flex-direction:column;gap:6px}
.proj .tag{font-size:.78rem;font-weight:600;color:var(--teal)}
.proj h3{font-size:1.1rem;color:var(--teal-deep)}
.proj p{margin:0;font-size:.92rem;color:var(--muted)}
.proj[hidden]{display:none}
@media (max-width:1000px){.projects,.projects.three{grid-template-columns:1fr 1fr}}
@media (max-width:560px){.projects,.projects.three{grid-template-columns:1fr}}

/* team */
.team{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.team>div{border:1px solid var(--line);border-radius:10px;padding:24px}
.team .ini{display:grid;place-items:center;width:52px;height:52px;border-radius:50%;background:var(--teal);color:var(--white);font-weight:700;margin-bottom:14px}
.team h3{font-size:1.2rem}
.team .role{color:var(--teal);font-weight:600;margin:4px 0 10px;font-size:.95rem}
.team p{margin:0;color:var(--muted);font-size:.96rem}
.team p.role{color:var(--teal)}
@media (max-width:860px){.team{grid-template-columns:1fr}}
.industries a{color:var(--teal);font-weight:600}