/* ============================================================
   BUILD4-US — DESIGN SYSTEM
   Modular building systems for national resilience.
   Type: Barlow Condensed (display) · Barlow (text) · IBM Plex Mono (data)
   ============================================================ */

/* ---------- Fonts (self-hosted) ---------- */
@font-face{font-family:'Barlow Condensed';font-style:normal;font-weight:500;font-display:swap;src:url('../fonts/barlow-condensed-latin-500-normal.woff2') format('woff2')}
@font-face{font-family:'Barlow Condensed';font-style:normal;font-weight:600;font-display:swap;src:url('../fonts/barlow-condensed-latin-600-normal.woff2') format('woff2')}
@font-face{font-family:'Barlow Condensed';font-style:normal;font-weight:700;font-display:swap;src:url('../fonts/barlow-condensed-latin-700-normal.woff2') format('woff2')}
@font-face{font-family:'Barlow';font-style:normal;font-weight:400;font-display:swap;src:url('../fonts/barlow-latin-400-normal.woff2') format('woff2')}
@font-face{font-family:'Barlow';font-style:normal;font-weight:500;font-display:swap;src:url('../fonts/barlow-latin-500-normal.woff2') format('woff2')}
@font-face{font-family:'Barlow';font-style:normal;font-weight:600;font-display:swap;src:url('../fonts/barlow-latin-600-normal.woff2') format('woff2')}
@font-face{font-family:'IBM Plex Mono';font-style:normal;font-weight:400;font-display:swap;src:url('../fonts/ibm-plex-mono-latin-400-normal.woff2') format('woff2')}
@font-face{font-family:'IBM Plex Mono';font-style:normal;font-weight:500;font-display:swap;src:url('../fonts/ibm-plex-mono-latin-500-normal.woff2') format('woff2')}

/* ---------- Tokens ---------- */
:root{
  --coal:#2F2E2B;
  --coal-2:#282724;
  --coal-3:#211F1D;
  --iron:#4F4D48;
  --steel:#6E6B64;
  --sand:#E6E2DD;
  --paper:#F4F2EF;
  --peach:#F3D6CB;
  --orange:#BA4817;
  --orange-hi:#C95A28;
  --rust:#9E3D13;
  --glow:#E8853C;

  --ink:var(--coal);
  --ln-l:rgba(47,46,43,.16);
  --ln-d:rgba(230,226,221,.16);

  --ff-d:'Barlow Condensed',Impact,'Arial Narrow',sans-serif;
  --ff-t:'Barlow',system-ui,Arial,sans-serif;
  --ff-m:'IBM Plex Mono','SF Mono',Consolas,monospace;

  --fs-hero:clamp(4.4rem,9vw,9rem);
  --fs-h1:clamp(3.6rem,7vw,6.6rem);
  --fs-h2:clamp(2.5rem,4.6vw,4.2rem);
  --fs-h3:clamp(1.6rem,2.4vw,2.1rem);
  --fs-h4:1.25rem;

  --shell:1280px;
  --pad:clamp(1.25rem,4vw,3rem);
  --secY:clamp(5rem,9vh,8rem);

  --ease:cubic-bezier(.22,.9,.3,1);
  --ease-io:cubic-bezier(.6,0,.2,1);
}

/* ---------- Reset / base ---------- */
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
html:focus-within{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--paper);
  color:var(--ink);
  font:400 17px/1.65 var(--ff-t);
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  overflow-x:clip;
}
img,svg{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer;padding:0}
::selection{background:var(--orange);color:var(--paper)}
:focus-visible{outline:2px solid var(--orange-hi);outline-offset:3px;border-radius:2px}

/* scrollbar */
@media (min-width:900px){
  ::-webkit-scrollbar{width:12px;background:var(--coal-3)}
  ::-webkit-scrollbar-thumb{background:var(--iron);border:3px solid var(--coal-3)}
  ::-webkit-scrollbar-thumb:hover{background:var(--orange)}
}

.shell{max-width:var(--shell);margin-inline:auto;padding-inline:var(--pad)}
.sec{padding-block:var(--secY);position:relative}
.sec--dark{background:var(--coal);color:var(--paper)}
.sec--deep{background:var(--coal-3);color:var(--paper)}
.sec--sand{background:var(--sand)}
.sec--flush{padding-block:0}

/* faint module grid for dark hero/sections */
.gridbg{
  background-image:
    linear-gradient(rgba(230,226,221,.045) 1px,transparent 1px),
    linear-gradient(90deg,rgba(230,226,221,.045) 1px,transparent 1px),
    linear-gradient(rgba(230,226,221,.022) 1px,transparent 1px),
    linear-gradient(90deg,rgba(230,226,221,.022) 1px,transparent 1px);
  background-size:96px 96px,96px 96px,24px 24px,24px 24px;
}

/* ---------- Typography ---------- */
h1,h2,h3,h4{margin:0;font-family:var(--ff-d);font-weight:700;line-height:.95;text-transform:uppercase;letter-spacing:.005em;text-wrap:balance}
.t-hero{font-size:var(--fs-hero);line-height:.9}
.t-h1{font-size:var(--fs-h1);line-height:.92}
.t-h2{font-size:var(--fs-h2)}
.t-h3{font-size:var(--fs-h3);font-weight:600}
.t-h4{font-family:var(--ff-d);font-weight:600;font-size:var(--fs-h4);text-transform:uppercase;letter-spacing:.03em}
.lead{font-size:clamp(1.1rem,1.5vw,1.3rem);line-height:1.55;max-width:56ch}
.muted{color:var(--steel)}
.sec--dark .muted,.sec--deep .muted{color:rgba(230,226,221,.62)}
.accent{color:var(--orange)}
.sec--dark .accent,.sec--deep .accent{color:var(--orange-hi)}
p{margin:0 0 1em}
p:last-child{margin-bottom:0}

/* mono micro-label */
.mlabel{
  display:inline-flex;align-items:center;gap:.6em;
  font:500 11px/1 var(--ff-m);letter-spacing:.22em;text-transform:uppercase;
  color:var(--iron);
}
.mlabel::before{content:"";width:8px;height:8px;background:var(--orange);flex:none}
.sec--dark .mlabel,.sec--deep .mlabel,.hero .mlabel,.phero .mlabel{color:rgba(230,226,221,.65)}
.mlabel--bare::before{display:none}
.mono{font-family:var(--ff-m)}

/* section head pattern */
.sechead{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:1.2rem 2.5rem;margin-bottom:clamp(2.2rem,5vh,3.6rem)}
.sechead .mlabel{margin-bottom:1.1rem}
.sechead-note{font:400 12px/1.7 var(--ff-m);letter-spacing:.06em;color:var(--steel);max-width:300px;text-align:right}
.sec--dark .sechead-note,.sec--deep .sechead-note{color:rgba(230,226,221,.55)}
@media (max-width:760px){.sechead-note{text-align:left}}

/* ---------- Corner brackets utility ---------- */
.corners{position:relative}
.corners::before,.corners::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-repeat:no-repeat;
  transition:opacity .35s var(--ease);
}
.corners::before{
  background-image:
    linear-gradient(var(--c-col,var(--orange)),var(--c-col,var(--orange))),
    linear-gradient(var(--c-col,var(--orange)),var(--c-col,var(--orange))),
    linear-gradient(var(--c-col,var(--orange)),var(--c-col,var(--orange))),
    linear-gradient(var(--c-col,var(--orange)),var(--c-col,var(--orange)));
  background-size:14px 2px,2px 14px,14px 2px,2px 14px;
  background-position:top left,top left,bottom right,bottom right;
}
.corners::after{
  background-image:
    linear-gradient(var(--c-col,var(--orange)),var(--c-col,var(--orange))),
    linear-gradient(var(--c-col,var(--orange)),var(--c-col,var(--orange))),
    linear-gradient(var(--c-col,var(--orange)),var(--c-col,var(--orange))),
    linear-gradient(var(--c-col,var(--orange)),var(--c-col,var(--orange)));
  background-size:14px 2px,2px 14px,14px 2px,2px 14px;
  background-position:top right,top right,bottom left,bottom left;
}
.corners--hover::before,.corners--hover::after{opacity:0}
.corners--hover:hover::before,.corners--hover:hover::after,
.corners--hover:focus-within::before,.corners--hover:focus-within::after{opacity:1}

/* ---------- Buttons ---------- */
.btn{
  position:relative;display:inline-flex;align-items:center;gap:.9em;
  padding:1.05em 1.7em;
  font:600 13px/1 var(--ff-m);letter-spacing:.16em;text-transform:uppercase;
  color:var(--paper);background:var(--orange);
  overflow:hidden;isolation:isolate;
  transition:color .3s var(--ease);
}
.btn::before{
  content:"";position:absolute;inset:0;z-index:-1;
  background:var(--coal);
  transform:translateX(-101%);
  transition:transform .45s var(--ease);
}
.btn:hover::before,.btn:focus-visible::before{transform:translateX(0)}
.btn .arr{transition:transform .35s var(--ease)}
.btn:hover .arr{transform:translateX(5px)}
.btn--ghost{background:transparent;color:var(--ink);box-shadow:inset 0 0 0 1.5px var(--ink)}
.btn--ghost::before{background:var(--ink)}
.btn--ghost:hover,.btn--ghost:focus-visible{color:var(--paper)}
.sec--dark .btn--ghost,.sec--deep .btn--ghost,.btn--ghost.on-dark{color:var(--paper);box-shadow:inset 0 0 0 1.5px rgba(244,242,239,.85)}
.sec--dark .btn--ghost::before,.sec--deep .btn--ghost::before,.btn--ghost.on-dark::before{background:var(--paper)}
.sec--dark .btn--ghost:hover,.sec--deep .btn--ghost:hover,.btn--ghost.on-dark:hover,.sec--dark .btn--ghost:focus-visible,.btn--ghost.on-dark:focus-visible{color:var(--coal)}
.btn--lg{padding:1.25em 2.1em;font-size:14px}

.linkline{
  display:inline-flex;align-items:center;gap:.55em;
  font:600 12.5px/1 var(--ff-m);letter-spacing:.15em;text-transform:uppercase;color:var(--orange);
}
.linkline::after{content:"→";transition:transform .3s var(--ease)}
.linkline:hover::after{transform:translateX(5px)}
.sec--dark .linkline,.sec--deep .linkline{color:var(--orange-hi)}

/* ---------- Top bar ---------- */
.topbar{
  position:fixed;inset:0 0 auto 0;z-index:120;
  background:color-mix(in srgb,var(--coal) 86%,transparent);
  -webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);
  border-bottom:1px solid var(--ln-d);
  color:var(--paper);
  transition:transform .4s var(--ease);
}
.topbar-in{display:flex;align-items:center;gap:2.2rem;height:64px;max-width:var(--shell);margin-inline:auto;padding-inline:var(--pad)}
.topbar .brand{flex:none;display:flex;align-items:center}
.topbar .brand img{height:30px;width:auto}
.topnav{display:flex;gap:1.9rem;margin-left:.5rem}
.topnav a{
  position:relative;font:600 12px/1 var(--ff-m);letter-spacing:.14em;text-transform:uppercase;
  color:rgba(244,242,239,.82);padding:6px 0;transition:color .25s;
}
.topnav a::after{content:"";position:absolute;left:0;bottom:0;height:2px;width:100%;background:var(--orange-hi);transform:scaleX(0);transform-origin:left;transition:transform .3s var(--ease)}
.topnav a:hover,.topnav a[aria-current="page"]{color:var(--paper)}
.topnav a:hover::after,.topnav a[aria-current="page"]::after{transform:scaleX(1)}
.topbar-right{margin-left:auto;display:flex;align-items:center;gap:1.6rem}
.clock{display:flex;flex-direction:column;align-items:flex-end;gap:3px;font:500 10.5px/1 var(--ff-m);letter-spacing:.14em;color:rgba(244,242,239,.6)}
.clock b{display:inline-flex;align-items:center;gap:.55em;font-weight:500;color:var(--paper)}
.clock b::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--glow);animation:pulse 2.2s infinite}
.topbar .btn{padding:.85em 1.3em;font-size:11.5px}
.menubtn{display:inline-flex;flex-direction:column;justify-content:center;gap:5px;width:40px;height:40px;padding:8px}
.menubtn span{display:block;height:2px;background:var(--paper);transition:transform .35s var(--ease),opacity .25s}
.menubtn[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.menubtn[aria-expanded="true"] span:nth-child(2){opacity:0}
.menubtn[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
@media (max-width:1080px){.topnav,.clock{display:none}}
@media (min-width:1081px){.menubtn{display:none}}

@keyframes pulse{0%,100%{opacity:1}50%{opacity:.25}}

/* ---------- Overlay menu ---------- */
.omenu{
  position:fixed;inset:0;z-index:110;background:var(--coal-3);color:var(--paper);
  display:grid;align-content:start;
  opacity:0;visibility:hidden;transition:opacity .45s var(--ease),visibility 0s .45s;
  overflow:auto;padding:96px 0 48px;
}
.omenu.open{opacity:1;visibility:visible;transition:opacity .45s var(--ease)}
.omenu-grid{display:grid;grid-template-columns:1.4fr 1fr;gap:4rem}
.omenu-links a{
  display:flex;align-items:baseline;gap:1.2rem;padding:.55rem 0;
  font:700 clamp(2rem,4.6vw,3.4rem)/1 var(--ff-d);text-transform:uppercase;color:var(--paper);
  transform:translateY(24px);opacity:0;transition:transform .5s var(--ease),opacity .5s,color .25s;
}
.omenu.open .omenu-links a{transform:none;opacity:1}
.omenu-links a i{font:500 11px/1 var(--ff-m);letter-spacing:.2em;color:var(--orange-hi);font-style:normal}
.omenu-links a:hover{color:var(--orange-hi)}
.omenu-side{display:flex;flex-direction:column;gap:2rem;padding-top:.8rem}
.omenu-side h5{margin:0 0 .7rem;font:500 11px/1 var(--ff-m);letter-spacing:.2em;text-transform:uppercase;color:rgba(244,242,239,.5)}
.omenu-side a{display:block;padding:.28rem 0;font:500 15px/1.4 var(--ff-t);color:rgba(244,242,239,.85)}
.omenu-side a:hover{color:var(--orange-hi)}
@media (max-width:860px){.omenu-grid{grid-template-columns:1fr;gap:2.6rem}}

/* ---------- Hero ---------- */
.hero{
  min-height:100svh;display:flex;flex-direction:column;justify-content:flex-end;
  background:
    radial-gradient(1100px 520px at 78% 30%,rgba(201,90,40,.09),transparent 60%),
    var(--coal);
  color:var(--paper);
  padding-top:120px;
  overflow:hidden;
}
.hero-main{display:grid;grid-template-columns:minmax(430px,46fr) 54fr;gap:1rem 2rem;align-items:center;flex:1}
.hero-copy{padding-block:2rem}
.hero-kicker{margin-bottom:1.6rem}
.hero h1{margin:.35em 0 .4em}
.hero h1 .ln{display:block;overflow:hidden}
.hero h1 .ln span{display:inline-block;white-space:nowrap}
.hero .lead{color:rgba(244,242,239,.78);max-width:46ch}
.hero-ctas{display:flex;flex-wrap:wrap;gap:1rem;margin-top:2.2rem}
.hero-art{position:relative;align-self:stretch;display:flex;align-items:center}
.hero-art svg{width:100%;height:auto;max-height:76vh}
.iso-dim{font:500 11px var(--ff-m);letter-spacing:.1em;fill:#E6E2DD}
.iso-lab{font:600 12px var(--ff-m);letter-spacing:.12em;fill:#F4F2EF}
.iso-sub{font:400 9.5px var(--ff-m);letter-spacing:.14em;fill:#C95A28}
.replay{
  position:absolute;right:6px;bottom:6px;
  display:inline-flex;align-items:center;gap:.6em;
  font:500 10.5px/1 var(--ff-m);letter-spacing:.18em;color:rgba(244,242,239,.55);
  padding:.7em 1em;border:1px solid rgba(230,226,221,.18);
  transition:color .25s,border-color .25s;
}
.replay:hover{color:var(--paper);border-color:var(--orange-hi)}
.replay::before{content:"↻";font-size:13px}

.hero-status{
  border-top:1px solid var(--ln-d);
  background:color-mix(in srgb,var(--coal-3) 55%,transparent);
}
.hero-status-in{
  display:flex;flex-wrap:wrap;gap:.5rem 3rem;justify-content:space-between;
  padding-block:1.05rem;
  font:500 10.5px/1.6 var(--ff-m);letter-spacing:.16em;text-transform:uppercase;color:rgba(244,242,239,.6);
}
.hero-status b{font-weight:500;color:var(--paper)}
.hero-status .ok{display:inline-flex;align-items:center;gap:.6em}
.hero-status .ok::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--glow);animation:pulse 2.2s infinite}
@media (max-width:1020px){
  .hero{padding-top:96px}
  .hero-main{grid-template-columns:1fr}
  .hero-art svg{max-height:56vh}
  .hero-copy{padding-block:1rem 0}
}

/* hero assembly animation */
#heroUnit .p{transition:none}
.assemble #p-pad{opacity:0;animation:fadeIn .8s var(--ease) .15s forwards}
.assemble #p-chassis{opacity:0;transform:translateY(70px);animation:dropIn .7s var(--ease) .55s forwards}
.assemble #p-floor{opacity:0;transform:translateY(52px);animation:dropIn .6s var(--ease) .85s forwards}
.assemble #p-core{opacity:0;transform:translateY(-110px);animation:craneIn .75s var(--ease-io) 1.15s forwards}
.assemble #p-wing{opacity:0;transform:translate(64px,-37px);animation:slideOut .8s var(--ease) 1.75s forwards}
.assemble #p-roof-core{opacity:0;transform:translateY(-120px);animation:craneIn .7s var(--ease-io) 2.35s forwards}
.assemble #p-roof-wing{opacity:0;transform:translateY(-104px);animation:craneIn .65s var(--ease-io) 2.6s forwards}
.assemble #p-details{opacity:0;animation:fadeIn .7s var(--ease) 3.05s forwards}
.assemble #p-dims{opacity:0;animation:fadeIn .9s var(--ease) 3.35s forwards}
.assemble #p-glow{opacity:0;animation:glowUp 1.4s var(--ease) 3.6s forwards}
@keyframes fadeIn{to{opacity:1}}
@keyframes dropIn{to{opacity:1;transform:none}}
@keyframes craneIn{0%{opacity:0}30%{opacity:1}70%{transform:translate(0,6px)}100%{opacity:1;transform:none}}
@keyframes slideOut{0%{opacity:0}25%{opacity:1}100%{opacity:1;transform:none}}
@keyframes glowUp{0%{opacity:0}60%{opacity:.55}80%{opacity:1}90%{opacity:.75}100%{opacity:1}}
@media (prefers-reduced-motion:reduce){
  .assemble #p-pad,.assemble #p-chassis,.assemble #p-floor,.assemble #p-core,.assemble #p-wing,
  .assemble #p-roof-core,.assemble #p-roof-wing,.assemble #p-details,.assemble #p-dims,.assemble #p-glow{
    opacity:1;transform:none;animation:none
  }
}

/* ---------- Partner marquee ---------- */
.partners{border-bottom:1px solid var(--ln-l);background:var(--paper)}
.partners-in{display:flex;align-items:center;gap:2.5rem;padding-block:1.35rem}
.partners .mlabel{flex:none}
.marquee{flex:1;overflow:hidden;-webkit-mask-image:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent);mask-image:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent)}
.marquee-track{display:flex;gap:4.5rem;width:max-content;animation:marq 34s linear infinite}
.marquee:hover .marquee-track{animation-play-state:paused}
.marquee-track span{
  flex:none;display:inline-flex;align-items:center;gap:.8rem;
  font:600 15px/1 var(--ff-m);letter-spacing:.14em;text-transform:uppercase;color:var(--iron);
}
.marquee-track span::before{content:"";width:7px;height:7px;background:var(--peach);outline:1.5px solid var(--orange);outline-offset:1.5px}
@keyframes marq{to{transform:translateX(-50%)}}
@media (prefers-reduced-motion:reduce){.marquee-track{animation:none;flex-wrap:wrap}}

/* ---------- Stats band ---------- */
.stats{display:grid;grid-template-columns:repeat(4,1fr);border:1px solid var(--ln-l);border-width:1px 0}
.stat{padding:2.4rem 2rem;border-right:1px solid var(--ln-l);position:relative}
.stat:last-child{border-right:0}
.stat .num{font:700 clamp(3rem,5.2vw,4.6rem)/1 var(--ff-d);letter-spacing:.01em;color:var(--ink)}
.stat .num small{font-size:.45em;font-weight:600;color:var(--orange);margin-left:.08em}
.stat .lab{margin-top:.7rem;font:500 11px/1.6 var(--ff-m);letter-spacing:.18em;text-transform:uppercase;color:var(--steel)}
@media (max-width:900px){.stats{grid-template-columns:1fr 1fr}.stat:nth-child(2n){border-right:0}.stat:nth-child(-n+2){border-bottom:1px solid var(--ln-l)}}
@media (max-width:460px){.stat{padding:1.6rem 1.2rem}}

/* ---------- Solutions modular grid ---------- */
.solgrid{display:grid;grid-template-columns:repeat(12,1fr);gap:14px}
.solcard{
  grid-column:span 4;
  position:relative;display:flex;flex-direction:column;gap:1rem;min-height:250px;
  padding:1.7rem 1.6rem 1.5rem;background:var(--paper);
  border:1px solid var(--ln-l);
  transition:transform .45s var(--ease),box-shadow .45s var(--ease),border-color .3s;
  --c-col:var(--orange);
}
.solcard:hover{transform:translateY(-6px);box-shadow:0 24px 48px -24px rgba(47,46,43,.35);border-color:transparent}
.solcard--wide{grid-column:span 8}
.solcard--dark{background:var(--coal);color:var(--paper);border-color:transparent}
.solcard .idx{font:500 10.5px/1 var(--ff-m);letter-spacing:.2em;color:var(--orange)}
.solcard h3{font-size:clamp(1.5rem,2vw,1.9rem)}
.solcard p{font-size:15px;line-height:1.6;color:var(--steel);max-width:44ch}
.solcard--dark p{color:rgba(244,242,239,.66)}
.solcard .linkline{margin-top:auto}
.solcard .ic{position:absolute;top:1.5rem;right:1.4rem;width:30px;height:30px;color:var(--iron);opacity:.75}
.solcard--dark .ic{color:var(--sand)}
.solcard:hover .ic{color:var(--orange);opacity:1}
@media (max-width:980px){.solcard,.solcard--wide{grid-column:span 6}}
@media (max-width:640px){.solcard,.solcard--wide{grid-column:span 12;min-height:0}}

/* ---------- 72h scrolly ---------- */
.tl{position:relative}
.tl-sticky{position:sticky;top:64px;min-height:calc(100svh - 64px);display:flex;flex-direction:column;justify-content:center;overflow:hidden}
.tl-head{display:flex;align-items:flex-end;justify-content:space-between;gap:2rem;margin-bottom:1.6rem}
.tl-clock{font:700 clamp(2.6rem,5vw,4.4rem)/1 var(--ff-d);color:var(--paper);font-variant-numeric:tabular-nums}
.tl-clock .accent{color:var(--orange-hi)}
.tl-body{display:grid;grid-template-columns:minmax(300px,5fr) 7fr;gap:2rem 4rem;align-items:center}
.tl-stagecopy{position:relative;min-height:200px}
.tl-stage{position:absolute;inset:0;opacity:0;transform:translateY(18px);transition:opacity .5s var(--ease),transform .5s var(--ease);pointer-events:none}
.tl-stage.on{opacity:1;transform:none;pointer-events:auto}
.tl-stage .mlabel{margin-bottom:1rem}
.tl-stage h3{font-size:clamp(1.9rem,3vw,2.7rem);margin-bottom:.55em}
.tl-stage p{color:rgba(244,242,239,.72);max-width:46ch}
.tl-art{position:relative;aspect-ratio:460/330}
.tl-art .frame{position:absolute;inset:0;opacity:0;transform:scale(.97);transition:opacity .55s var(--ease),transform .55s var(--ease)}
.tl-art .frame.on{opacity:1;transform:none}
.tl-art svg{width:100%;height:100%}
.tl-rail{display:flex;align-items:center;gap:1.2rem;margin-top:2rem}
.tl-rail .seg{position:relative;flex:1;height:2px;background:rgba(230,226,221,.18)}
.tl-rail .seg i{position:absolute;inset:0;background:var(--orange-hi);transform:scaleX(0);transform-origin:left}
.tl-rail .tick{font:500 10px/1 var(--ff-m);letter-spacing:.14em;color:rgba(244,242,239,.55)}
.tl-rail .tick.on{color:var(--paper)}
.tl-track{height:300vh}
@media (max-width:900px){
  .tl-body{grid-template-columns:1fr;gap:1.2rem}
  .tl-stagecopy{min-height:230px}
  .tl-track{height:300vh}
}

/* ---------- Products rail ---------- */
.prodrail{display:grid;grid-auto-flow:column;grid-auto-columns:min(320px,78vw);gap:14px;overflow-x:auto;padding:4px 4px 22px;scroll-snap-type:x mandatory;scrollbar-width:thin}
.prodcard{
  scroll-snap-align:start;display:flex;flex-direction:column;
  background:var(--coal-2);border:1px solid rgba(230,226,221,.1);
  transition:border-color .3s,transform .4s var(--ease);
}
.prodcard:hover{border-color:rgba(201,90,40,.6);transform:translateY(-4px)}
.prodcard .art{aspect-ratio:320/205;background:var(--coal-3);border-bottom:1px solid rgba(230,226,221,.08);padding:6px}
.prodcard .art svg,.prodcard .art img{width:100%;height:100%;object-fit:contain}
.prodcard .body{display:flex;flex-direction:column;gap:.55rem;padding:1.3rem 1.3rem 1.4rem;flex:1}
.prodcard .code{font:500 10.5px/1 var(--ff-m);letter-spacing:.2em;color:var(--orange-hi)}
.prodcard h3{font-size:1.5rem;color:var(--paper)}
.prodcard .desc{font-size:14px;line-height:1.55;color:rgba(244,242,239,.62)}
.prodcard .chips{display:flex;flex-wrap:wrap;gap:6px;margin-top:auto;padding-top:.9rem}
.chip{font:500 10px/1 var(--ff-m);letter-spacing:.12em;text-transform:uppercase;color:rgba(244,242,239,.75);padding:.55em .8em;border:1px solid rgba(230,226,221,.2)}
.sec:not(.sec--dark):not(.sec--deep) .chip{color:var(--iron);border-color:var(--ln-l)}

/* ---------- Extremes selector ---------- */
.xt{display:grid;grid-template-columns:minmax(260px,4fr) 8fr;gap:3rem;align-items:start}
.xt-tabs{display:flex;flex-direction:column;border-left:2px solid rgba(230,226,221,.14)}
.xt-tab{
  text-align:left;padding:1.05rem 1.4rem;margin-left:-2px;border-left:2px solid transparent;
  font:600 clamp(1.25rem,1.9vw,1.7rem)/1.1 var(--ff-d);text-transform:uppercase;letter-spacing:.02em;
  color:rgba(244,242,239,.45);transition:color .3s,border-color .3s;
}
.xt-tab .sm{display:block;margin-top:.4em;font:500 10px/1.4 var(--ff-m);letter-spacing:.18em;color:rgba(244,242,239,.4)}
.xt-tab:hover{color:rgba(244,242,239,.8)}
.xt-tab[aria-selected="true"]{color:var(--paper);border-left-color:var(--orange-hi)}
.xt-tab[aria-selected="true"] .sm{color:var(--orange-hi)}
.xt-panel{position:relative;min-height:420px}
.xt-scene{position:absolute;inset:0;display:flex;flex-direction:column;gap:1.8rem;opacity:0;transform:translateY(14px);transition:opacity .5s var(--ease),transform .5s var(--ease);pointer-events:none;visibility:hidden}
.xt-scene.on{opacity:1;transform:none;pointer-events:auto;visibility:visible;position:relative}
.xt-viz{position:relative;height:190px;border:1px solid rgba(230,226,221,.14);overflow:hidden;background:var(--coal-3)}
.xt-viz svg{position:absolute;inset:0;width:100%;height:100%}
.xt-viz .tag{position:absolute;left:14px;top:12px;font:500 10px/1 var(--ff-m);letter-spacing:.2em;color:rgba(244,242,239,.55)}
.xt-specs{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:1px;background:rgba(230,226,221,.14);border:1px solid rgba(230,226,221,.14)}
.xt-spec{background:var(--coal);padding:1.15rem 1.2rem}
.xt-spec .k{font:500 9.5px/1.5 var(--ff-m);letter-spacing:.16em;text-transform:uppercase;color:rgba(244,242,239,.5)}
.xt-spec .v{margin-top:.45rem;font:700 1.65rem/1 var(--ff-d);color:var(--paper);font-variant-numeric:tabular-nums}
.xt-spec .v small{font-size:.55em;color:var(--orange-hi);font-weight:600;margin-left:.15em}
.xt-note{font:400 12.5px/1.8 var(--ff-m);color:rgba(244,242,239,.55);letter-spacing:.04em;max-width:70ch}
@media (max-width:920px){
  .xt{grid-template-columns:1fr;gap:1.6rem}
  .xt-tabs{flex-direction:row;overflow-x:auto;border-left:0;border-bottom:2px solid rgba(230,226,221,.14);padding-bottom:0}
  .xt-tab{flex:none;border-left:0;border-bottom:2px solid transparent;margin:0 0 -2px;padding:.8rem 1rem}
  .xt-tab[aria-selected="true"]{border-bottom-color:var(--orange-hi)}
}

/* ---------- Gov band ---------- */
.gov{display:grid;grid-template-columns:5fr 7fr;gap:3.5rem;align-items:start}
.gov-doc{background:var(--paper);color:var(--ink);padding:2.2rem 2.2rem 2rem;position:relative;box-shadow:0 32px 64px -32px rgba(0,0,0,.5)}
.gov-doc::before{content:"";position:absolute;inset:0 0 auto 0;height:7px;background:repeating-linear-gradient(-45deg,var(--orange) 0 12px,var(--coal) 12px 24px)}
.gov-doc h4{margin-bottom:1.2rem}
.gov-rows{display:flex;flex-direction:column}
.gov-row{display:flex;justify-content:space-between;gap:2rem;padding:.72rem 0;border-bottom:1px dashed var(--ln-l);font:500 12.5px/1.5 var(--ff-m);letter-spacing:.05em}
.gov-row .k{color:var(--steel);letter-spacing:.14em;text-transform:uppercase;font-size:10.5px;padding-top:.2em}
.gov-row .v{text-align:right;color:var(--ink)}
.gov-row .v.redact{background:var(--coal);color:var(--coal);letter-spacing:0;padding:0 .5em;user-select:none}
.gov-list{display:flex;flex-direction:column;gap:0}
.gov-item{display:grid;grid-template-columns:auto 1fr auto;gap:1.6rem;align-items:baseline;padding:1.35rem 0;border-bottom:1px solid rgba(230,226,221,.13)}
.gov-item:first-child{border-top:1px solid rgba(230,226,221,.13)}
.gov-item .idx{font:500 11px/1 var(--ff-m);letter-spacing:.16em;color:var(--orange-hi)}
.gov-item h3{font-size:1.55rem;color:var(--paper)}
.gov-item p{grid-column:2;font-size:14.5px;color:rgba(244,242,239,.62);max-width:60ch;margin:.35rem 0 0}
.gov-item .linkline{grid-column:3;grid-row:1}
@media (max-width:980px){.gov{grid-template-columns:1fr}}

/* ---------- Map section ---------- */
.mapwrap{position:relative;margin-top:1rem}
.mapwrap svg{width:100%;height:auto}
.map-side{position:absolute;left:0;top:4%;display:flex;flex-direction:column;gap:1.3rem;max-width:240px}
.map-kv .k{font:500 9.5px/1.6 var(--ff-m);letter-spacing:.18em;text-transform:uppercase;color:rgba(244,242,239,.5)}
.map-kv .v{font:700 2rem/1.05 var(--ff-d);color:var(--paper)}
.map-kv .v small{font-size:.5em;color:var(--orange-hi)}
@media (max-width:760px){.map-side{position:static;flex-direction:row;gap:2.2rem;max-width:none;margin-bottom:1.4rem}}

/* ---------- CTA finale ---------- */
.cta-fin{position:relative;overflow:hidden}
.cta-fin .shell{position:relative;z-index:1}
.cta-fin h2{font-size:clamp(3.4rem,8vw,7.6rem);line-height:.9}
.cta-fin .ghost{position:absolute;inset:auto 0 -4vw 0;font:700 22vw/0.8 var(--ff-d);letter-spacing:-.01em;color:transparent;-webkit-text-stroke:1px rgba(230,226,221,.07);text-transform:uppercase;white-space:nowrap;pointer-events:none;user-select:none}
.cta-grid{display:grid;grid-template-columns:7fr 5fr;gap:3rem;align-items:end}
.cta-fin .lead{color:rgba(244,242,239,.72)}
.cta-side{display:flex;flex-direction:column;gap:1.1rem;font:500 12px/1.7 var(--ff-m);letter-spacing:.1em;color:rgba(244,242,239,.6)}
.cta-side b{color:var(--paper);font-weight:500}
@media (max-width:880px){.cta-grid{grid-template-columns:1fr}}

/* ---------- Footer ---------- */
footer{background:var(--coal-3);color:var(--paper);position:relative;overflow:hidden}
.foot-main{display:grid;grid-template-columns:2fr 1fr 1fr 1fr 1fr;gap:3rem;padding-block:4.2rem 3.4rem}
.foot-brand img{height:44px;width:auto;margin-bottom:1.3rem}
.foot-brand p{font-size:14px;line-height:1.7;color:rgba(244,242,239,.6);max-width:34ch}
.foot-col h5{margin:0 0 1.1rem;font:500 10.5px/1 var(--ff-m);letter-spacing:.2em;text-transform:uppercase;color:rgba(244,242,239,.45)}
.foot-col a{display:block;padding:.32rem 0;font-size:14.5px;color:rgba(244,242,239,.78);transition:color .2s,transform .3s var(--ease)}
.foot-col a:hover{color:var(--orange-hi);transform:translateX(4px)}
.foot-legal{border-top:1px solid rgba(230,226,221,.12);padding-block:1.4rem 5.4rem;display:flex;flex-wrap:wrap;gap:.8rem 2.6rem;font:400 11px/1.8 var(--ff-m);letter-spacing:.08em;color:rgba(244,242,239,.45)}
.foot-legal a:hover{color:var(--paper)}
.foot-ghost{position:absolute;left:50%;bottom:-31vw;transform:translateX(-50%);width:100vw;opacity:.05;pointer-events:none;user-select:none;-webkit-mask-image:linear-gradient(#000,transparent 55%);mask-image:linear-gradient(#000,transparent 55%)}
@media (max-width:1000px){.foot-main{grid-template-columns:1fr 1fr}}
@media (max-width:560px){.foot-main{grid-template-columns:1fr}}

/* ---------- Page hero (interior) ---------- */
.phero{background:var(--coal);color:var(--paper);padding:170px 0 4.4rem;position:relative;overflow:hidden}
.phero h1{font-size:var(--fs-h1)}
.phero .lead{color:rgba(244,242,239,.75);margin-top:1.4rem}
.phero .mlabel{margin-bottom:1.4rem}
.phero-meta{display:flex;flex-wrap:wrap;gap:.6rem 2.8rem;margin-top:2.6rem;font:500 10.5px/1.7 var(--ff-m);letter-spacing:.16em;text-transform:uppercase;color:rgba(244,242,239,.55)}
.phero-meta b{color:var(--paper);font-weight:500}
.crumb{position:absolute;top:86px;font:500 10.5px/1 var(--ff-m);letter-spacing:.16em;text-transform:uppercase;color:rgba(244,242,239,.5)}
.crumb a:hover{color:var(--orange-hi)}
.crumb i{font-style:normal;margin-inline:.6em;color:rgba(244,242,239,.3)}

/* ---------- Feature rows ---------- */
.frow{display:grid;grid-template-columns:1fr 1fr;gap:3.4rem;align-items:center;padding-block:2.6rem}
.frow + .frow{border-top:1px solid var(--ln-l)}
.sec--dark .frow + .frow,.sec--deep .frow + .frow{border-color:rgba(230,226,221,.12)}
.frow .art{background:var(--coal-3);border:1px solid rgba(230,226,221,.1);padding:1rem}
.frow .art svg,.frow .art img{width:100%;height:auto}
.frow:nth-child(even) .art{order:2}
@media (max-width:860px){.frow{grid-template-columns:1fr}.frow:nth-child(even) .art{order:0}}

/* ---------- Spec table ---------- */
.spectable{width:100%;border-collapse:collapse;font-size:14.5px}
.spectable th{font:500 10.5px/1.5 var(--ff-m);letter-spacing:.16em;text-transform:uppercase;color:var(--steel);text-align:left;padding:.85rem 1rem;border-bottom:2px solid var(--ink)}
.spectable td{padding:.85rem 1rem;border-bottom:1px solid var(--ln-l);vertical-align:top}
.spectable td:first-child{font:500 12.5px var(--ff-m);letter-spacing:.06em;white-space:nowrap;color:var(--orange)}
.spectable tr:hover td{background:rgba(243,214,203,.18)}
.sec--dark .spectable th{color:rgba(244,242,239,.5);border-bottom-color:var(--paper)}
.sec--dark .spectable td{border-bottom-color:rgba(230,226,221,.12)}
.sec--dark .spectable tr:hover td{background:rgba(201,90,40,.08)}

/* ---------- Forms ---------- */
.form{display:grid;grid-template-columns:1fr 1fr;gap:1.4rem 1.6rem}
.field{display:flex;flex-direction:column;gap:.55rem}
.field--full{grid-column:1/-1}
.field label{font:500 10.5px/1 var(--ff-m);letter-spacing:.18em;text-transform:uppercase;color:var(--iron)}
.field label em{color:var(--orange);font-style:normal}
.field input,.field select,.field textarea{
  font:400 15.5px/1.5 var(--ff-t);color:var(--ink);
  background:var(--paper);border:1px solid rgba(47,46,43,.28);
  padding:.9rem 1rem;border-radius:0;appearance:none;-webkit-appearance:none;
  transition:border-color .25s,box-shadow .25s;
}
.field textarea{min-height:130px;resize:vertical}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--orange);box-shadow:0 0 0 3px rgba(186,72,23,.15)}
.field select{background-image:url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8'%3E%3Cpath d='M1 1l5 5 5-5' fill='none' stroke='%232F2E2B' stroke-width='1.6'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 1rem center;padding-right:2.6rem}
.field .hint{font:400 11.5px/1.6 var(--ff-m);color:var(--steel);letter-spacing:.04em}
.form-status{font:500 12.5px/1.6 var(--ff-m);letter-spacing:.1em;padding:1rem 1.2rem;border:1px solid;display:none}
.form-status.ok{display:block;color:#2E5D34;border-color:#2E5D34;background:rgba(46,93,52,.07)}
.form-status.err{display:block;color:var(--rust);border-color:var(--rust);background:rgba(158,61,19,.07)}
@media (max-width:680px){.form{grid-template-columns:1fr}}

/* ---------- Accordion ---------- */
.acc{border-top:1px solid var(--ln-l)}
.acc-item{border-bottom:1px solid var(--ln-l)}
.acc-item summary{display:flex;align-items:baseline;gap:1.4rem;padding:1.3rem .2rem;cursor:pointer;list-style:none}
.acc-item summary::-webkit-details-marker{display:none}
.acc-item summary .idx{font:500 11px/1 var(--ff-m);letter-spacing:.16em;color:var(--orange)}
.acc-item summary h3{font-size:1.45rem;flex:1}
.acc-item summary .pm{font:600 20px/1 var(--ff-m);color:var(--iron);transition:transform .3s var(--ease)}
.acc-item[open] summary .pm{transform:rotate(45deg);color:var(--orange)}
.acc-item .acc-body{padding:0 .2rem 1.5rem 3.2rem;max-width:72ch;color:var(--steel) }
.sec--dark .acc,.sec--dark .acc-item{border-color:rgba(230,226,221,.13)}
.sec--dark .acc-item .acc-body{color:rgba(244,242,239,.65)}

/* ---------- Reveal on scroll ---------- */
.rv{opacity:0;transform:translateY(26px);transition:opacity .8s var(--ease),transform .8s var(--ease);transition-delay:var(--d,0s)}
.rv.in{opacity:1;transform:none}
.rv--l{transform:translateX(-30px)}
.rv--r{transform:translateX(30px)}
.rv--l.in,.rv--r.in{transform:none}
@media (prefers-reduced-motion:reduce){
  .rv{opacity:1;transform:none;transition:none}
  .marquee-track{animation:none}
  html{scroll-behavior:auto}
  *{animation-duration:.01ms !important;animation-iteration-count:1 !important;transition-duration:.01ms !important}
}

/* ---------- Utility ---------- */
.tape{height:7px;background:repeating-linear-gradient(-45deg,var(--orange) 0 12px,var(--coal) 12px 24px)}
.hr-d{border:0;border-top:1px solid rgba(230,226,221,.13);margin:0}
.skip{position:absolute;left:-9999px;top:0;z-index:200;background:var(--orange);color:var(--paper);padding:1em 1.4em;font:600 12px var(--ff-m);letter-spacing:.12em}
.skip:focus{left:0}
.nowrap{white-space:nowrap}

/* compact hero on shorter viewports */
@media (max-height:980px){
  .hero{padding-top:88px}
  .hero .t-hero{font-size:clamp(3.8rem,7.6vw,7.6rem)}
  .hero .lead{font-size:1.08rem;max-width:44ch}
  .hero-ctas{margin-top:1.5rem}
  .hero-copy{padding-block:.6rem}
  .hero-status-in{padding-block:.85rem}
  .hero-art svg{max-height:66vh}
  .hero .btn--lg{padding:1.1em 1.55em;font-size:12.5px}
}

/* stats adapt to dark sections & narrow columns */
.sec--dark .stats,.sec--deep .stats,.sec--dark .stat,.sec--deep .stat{border-color:rgba(230,226,221,.14)}
.sec--dark .stat .num,.sec--deep .stat .num{color:var(--paper)}
.sec--dark .stat .lab,.sec--deep .stat .lab{color:rgba(244,242,239,.55)}
.frow .stats{grid-template-columns:1fr 1fr}