/* ============================================================
   KWENA CIVIL & PLANT — heavy-civil demo
   Palette: bitumen / gravel / concrete / machine amber
   Type: Anton (display) · Archivo (body) · IBM Plex Mono (data)
   ============================================================ */

:root{
  --tar:      #17140f;
  --gravel:   #262219;
  --dust:     #9c9484;
  --concrete: #e9e4d8;
  --paper:    #f2eee4;
  --amber:    #ffb400;
  --amber-deep:#d99400;
  --survey:   #ff4d00;
  --line:     rgba(23,20,15,.16);
  --line-inv: rgba(233,228,216,.16);
  --ease-out: cubic-bezier(.19,1,.22,1);
  --ease-mech: cubic-bezier(.65,0,.15,1);   /* heavy, mechanical */
  --font-display:'Anton', sans-serif;
  --font-body:'Archivo', sans-serif;
  --font-mono:'IBM Plex Mono', monospace;
}

*,*::before,*::after{ box-sizing:border-box; margin:0; padding:0; }
html{ scroll-behavior:smooth; }
body{
  font-family:var(--font-body);
  background:var(--concrete);
  color:var(--tar);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
.mono{ font-family:var(--font-mono); }
img,svg{ display:block; max-width:100%; }
a{ color:inherit; text-decoration:none; }
ul{ list-style:none; }

h1,h2,h3{ font-family:var(--font-display); font-weight:400; letter-spacing:.01em; line-height:1.02; text-transform:uppercase; }
h2{ font-size:clamp(2.4rem,5.2vw,4.6rem); }
h3{ font-size:clamp(1.3rem,2vw,1.7rem); letter-spacing:.02em; }

.section--light{ background:var(--concrete); color:var(--tar); }
.section--dark{ background:var(--tar); color:var(--concrete); }

.section__head{ padding:clamp(5rem,10vw,9rem) clamp(1.4rem,6vw,6rem) clamp(2.5rem,4vw,4rem); max-width:1500px; margin:0 auto; }
.section__sub{ max-width:44ch; margin-top:1.6rem; color:inherit; opacity:.72; font-size:1.05rem; }

.eyebrow{
  font-size:.68rem; letter-spacing:.42em; text-transform:uppercase;
  margin-bottom:1.6rem; display:inline-flex; align-items:center; gap:.9rem;
}
.eyebrow::before{ content:''; width:34px; height:2px; background:var(--survey); }
.eyebrow--amber::before{ background:var(--amber); }

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex; align-items:center; justify-content:center;
  font-family:var(--font-mono); font-size:.72rem; font-weight:500;
  letter-spacing:.22em; text-transform:uppercase;
  padding:1.05rem 1.9rem; border:none; cursor:pointer;
  position:relative; overflow:hidden; background:transparent;
  transition:color .35s var(--ease-mech);
  will-change:transform;
}
.btn span{ position:relative; z-index:2; }
.btn::before{
  content:''; position:absolute; inset:0; z-index:0;
  transform:skewX(-12deg) scaleX(1.15);
  transition:background .35s var(--ease-mech);
}
.btn::after{ /* hazard sweep on hover */
  content:''; position:absolute; inset:0; z-index:1;
  background:repeating-linear-gradient(-45deg, rgba(23,20,15,.9) 0 12px, transparent 12px 24px);
  transform:translateX(-101%) skewX(-12deg) scaleX(1.15);
  transition:transform .5s var(--ease-mech);
}
.btn:hover::after,.btn:focus-visible::after{ transform:translateX(0) skewX(-12deg) scaleX(1.15); }
.btn--amber{ color:var(--tar); }
.btn--amber::before{ background:var(--amber); }
.btn--amber:hover,.btn--amber:focus-visible{ color:var(--amber); }
.btn--ghost{ color:var(--concrete); }
.btn--ghost::before{ background:transparent; border:1px solid var(--line-inv); }
.btn--ghost::after{ background:repeating-linear-gradient(-45deg, rgba(255,180,0,.92) 0 12px, rgba(255,180,0,.75) 12px 24px); }
.btn--ghost:hover,.btn--ghost:focus-visible{ color:var(--tar); }
.btn--dark{ color:var(--concrete); }
.btn--dark::before{ background:var(--tar); }
.btn--dark:hover,.btn--dark:focus-visible{ color:var(--tar); }
.btn--dark::after{ background:repeating-linear-gradient(-45deg, rgba(255,180,0,.92) 0 12px, rgba(255,180,0,.75) 12px 24px); }
.btn--lg{ padding:1.25rem 2.4rem; font-size:.76rem; }
.btn--full{ width:100%; }
:focus-visible{ outline:2px solid var(--survey); outline-offset:3px; }

/* ---------- Loader ---------- */
.loader{
  position:fixed; inset:0; z-index:10000; background:var(--tar);
  display:flex; align-items:center; justify-content:center;
  transition:transform .8s var(--ease-mech);
  transform-origin:top center;
}
.loader.is-done{ transform:scaleY(0); pointer-events:none; }
.loader__inner{ width:min(420px,80vw); text-align:left; }
.loader__chainage{ color:var(--amber); font-size:clamp(2rem,6vw,3rem); letter-spacing:.06em; margin-bottom:1rem; }
.loader__bar{ height:8px; background:var(--gravel); position:relative; overflow:hidden; }
.loader__bar span{
  position:absolute; inset:0; background:repeating-linear-gradient(-45deg, var(--amber) 0 14px, var(--amber-deep) 14px 28px);
  transform:scaleX(0); transform-origin:left; transition:transform .2s linear;
}
.loader__label{ color:var(--dust); font-size:.62rem; letter-spacing:.4em; margin-top:1rem; }

/* ---------- Nav ---------- */
.nav{
  position:fixed; top:0; left:0; right:0; z-index:900;
  display:flex; align-items:center; justify-content:space-between;
  padding:1.1rem clamp(1.4rem,4vw,3rem);
  transition:background .4s ease, transform .45s var(--ease-mech), box-shadow .4s ease;
  color:var(--concrete);
  mix-blend-mode:normal;
}
.nav.is-scrolled{ background:rgba(23,20,15,.92); backdrop-filter:blur(10px); box-shadow:0 1px 0 var(--line-inv); }
.nav.is-hidden{ transform:translateY(-110%); }
.nav__brand{ display:flex; align-items:center; gap:.7rem; }
.nav__mark{ width:30px; color:var(--amber); }
.nav__word{ font-family:var(--font-display); font-size:1.15rem; letter-spacing:.05em; }
.nav__word em{ font-style:normal; color:var(--amber); font-size:.6em; display:block; letter-spacing:.3em; margin-top:-2px; }
.nav__links{ display:flex; gap:2.4rem; }
.nav__links a{
  font-family:var(--font-mono); font-size:.66rem; letter-spacing:.26em; text-transform:uppercase;
  position:relative; padding:.3rem 0; opacity:.85;
}
.nav__links a::after{
  content:''; position:absolute; left:0; bottom:0; width:100%; height:2px;
  background:var(--amber); transform:scaleX(0); transform-origin:left;
  transition:transform .4s var(--ease-mech);
}
.nav__links a:hover::after,.nav__links a:focus-visible::after{ transform:scaleX(1); }
.nav__burger{ display:none; background:none; border:none; cursor:pointer; width:34px; height:24px; position:relative; z-index:1001; }
.nav__burger span{ position:absolute; left:0; width:100%; height:2.5px; background:currentColor; transition:transform .4s var(--ease-mech), top .4s; }
.nav__burger span:nth-child(1){ top:5px; } .nav__burger span:nth-child(2){ top:15px; }
.nav__burger.is-open span:nth-child(1){ top:10px; transform:rotate(45deg); }
.nav__burger.is-open span:nth-child(2){ top:10px; transform:rotate(-45deg); }

.menu{
  position:fixed; inset:0; z-index:950; background:var(--tar); color:var(--concrete);
  display:flex; flex-direction:column; justify-content:center; padding:0 clamp(1.6rem,8vw,6rem);
  clip-path:inset(0 0 100% 0); transition:clip-path .7s var(--ease-mech);
}
.menu.is-open{ clip-path:inset(0 0 0% 0); }
.menu__links a{
  display:flex; align-items:baseline; gap:1.2rem;
  font-family:var(--font-display); font-size:clamp(2.2rem,8vw,4rem); text-transform:uppercase;
  padding:.5rem 0; border-bottom:1px solid var(--line-inv);
  transition:color .3s, padding-left .4s var(--ease-mech);
}
.menu__links a i{ font-style:normal; font-size:.85rem; color:var(--amber); }
.menu__links a:hover{ color:var(--amber); padding-left:1rem; }
.menu__stripes{
  position:absolute; top:0; left:0; right:0; height:10px;
  background:repeating-linear-gradient(-45deg, var(--amber) 0 18px, var(--tar) 18px 36px);
}
.menu__foot{ position:absolute; bottom:2rem; font-size:.6rem; letter-spacing:.34em; color:var(--dust); }

/* ---------- Chainage readout ---------- */
.chainage{
  position:fixed; left:clamp(1rem,2.4vw,2rem); bottom:1.6rem; z-index:800;
  display:flex; align-items:center; gap:.7rem;
  font-size:.68rem; letter-spacing:.18em; color:var(--dust);
  mix-blend-mode:difference; color:#cfc9bb;
  pointer-events:none;
}
.chainage__tick{ width:10px; height:10px; background:var(--amber); animation:tickpulse 2s infinite; }
@keyframes tickpulse{ 0%,100%{opacity:1;} 50%{opacity:.35;} }

/* ---------- Hero ---------- */
.hero{
  position:relative; min-height:100vh; min-height:100svh;
  background:var(--tar); color:var(--concrete);
  display:flex; flex-direction:column; justify-content:center;
  padding:8rem clamp(1.4rem,6vw,6rem) 3rem;
  overflow:hidden;
}
.hero__bg{ position:absolute; inset:-12% 0; z-index:0; }
.hero__grid{
  position:absolute; inset:0;
  background-image:
    linear-gradient(rgba(233,228,216,.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(233,228,216,.045) 1px, transparent 1px);
  background-size:72px 72px;
  mask-image:radial-gradient(120% 90% at 30% 40%, #000 30%, transparent 78%);
}
.hero__haze{
  position:absolute; inset:0;
  background:
    radial-gradient(60% 50% at 78% 80%, rgba(255,180,0,.13), transparent 65%),
    radial-gradient(50% 40% at 12% 10%, rgba(255,77,0,.06), transparent 60%);
}
.hero__machine{
  position:absolute; right:-4%; bottom:6%;
  width:clamp(340px,52vw,860px); z-index:1;
  color:var(--amber); opacity:.9;
}
.draw path,.draw circle{
  stroke-dasharray:var(--len,900); stroke-dashoffset:var(--len,900);
  animation:draw 2.6s var(--ease-mech) forwards;
  animation-delay:calc(1s + var(--i,0)*.12s);
}
@keyframes draw{ to{ stroke-dashoffset:0; } }
.hero__content{ position:relative; z-index:2; max-width:1500px; }
.hero__eyebrow{ font-size:.66rem; letter-spacing:.42em; color:var(--amber); margin-bottom:2rem; }
.hero__title{
  font-size:clamp(3.4rem,11.5vw,10.5rem);
  line-height:.92; margin-bottom:2.2rem;
}
.hero__title .line{ display:block; overflow:hidden; }
.hero__title .line > span{ display:inline-block; transform:translateY(110%); }
body.is-loaded .hero__title .line > span{ animation:riseup 1s var(--ease-mech) forwards; }
body.is-loaded .hero__title .line:nth-child(1) > span{ animation-delay:.15s; }
body.is-loaded .hero__title .line:nth-child(2) > span{ animation-delay:.27s; }
body.is-loaded .hero__title .line:nth-child(3) > span{ animation-delay:.39s; }
body.is-loaded .hero__title .line:nth-child(4) > span{ animation-delay:.51s; }
@keyframes riseup{ to{ transform:translateY(0); } }
.line--amber > span{ color:var(--amber); }
.hero__sub{ max-width:46ch; font-size:clamp(1rem,1.4vw,1.2rem); opacity:.82; margin-bottom:2.6rem; }
.hero__actions{ display:flex; gap:1.1rem; flex-wrap:wrap; }
.hero__stats{
  position:relative; z-index:2;
  display:grid; grid-template-columns:repeat(4,auto); gap:clamp(1.5rem,4vw,4rem);
  margin-top:clamp(3rem,6vh,5rem); padding-top:2rem;
  border-top:1px solid var(--line-inv);
  width:fit-content;
}
.hero__stats b{ font-size:clamp(1.5rem,2.6vw,2.3rem); font-weight:500; color:var(--amber); display:block; }
.hero__stats span{ font-size:.72rem; text-transform:uppercase; letter-spacing:.14em; opacity:.6; }

/* ---------- Ticker ---------- */
.ticker{
  background:var(--amber); color:var(--tar); overflow:hidden;
  padding:.85rem 0; border-top:3px solid var(--tar); border-bottom:3px solid var(--tar);
}
.ticker__track{
  display:flex; gap:2.2rem; width:max-content;
  font-family:var(--font-mono); font-size:.78rem; font-weight:500; letter-spacing:.24em;
  animation:ticker 26s linear infinite;
  align-items:center; white-space:nowrap;
}
.ticker__track i{ font-style:normal; font-size:.6rem; }
@keyframes ticker{ to{ transform:translateX(-50%); } }

/* ---------- Capability ---------- */
.cap__rows{ max-width:1500px; margin:0 auto; padding:0 clamp(1.4rem,6vw,6rem) clamp(5rem,9vw,8rem); }
.cap__row{
  display:grid; grid-template-columns:90px 1.4fr .8fr; gap:clamp(1.4rem,3vw,3rem);
  align-items:start; padding:2.8rem 0; border-top:2px solid var(--tar);
  position:relative; overflow:hidden; cursor:default;
}
.cap__row:last-child{ border-bottom:2px solid var(--tar); }
.cap__num{
  font-size:1rem; font-weight:500; letter-spacing:.1em;
  border:2px solid var(--tar); width:64px; height:64px;
  display:flex; align-items:center; justify-content:center;
  transition:background .35s var(--ease-mech), color .35s;
}
.cap__row:hover .cap__num,.cap__row:focus-within .cap__num{ background:var(--tar); color:var(--amber); }
.cap__body p{ margin-top:.9rem; max-width:56ch; opacity:.8; }
.cap__tags{ display:flex; flex-direction:column; gap:.55rem; padding-top:.4rem; }
.cap__tags li{
  font-size:.62rem; letter-spacing:.26em; position:relative; padding-left:1.2rem; opacity:.75;
}
.cap__tags li::before{ content:'—'; position:absolute; left:0; color:var(--survey); }
.cap__band{
  position:absolute; left:0; bottom:0; height:6px; width:100%;
  background:repeating-linear-gradient(-45deg, var(--amber) 0 14px, var(--tar) 14px 28px);
  transform:scaleX(0); transform-origin:left; transition:transform .6s var(--ease-mech);
}
.cap__row:hover .cap__band,.cap__row:focus-within .cap__band{ transform:scaleX(1); }

/* ---------- Layerworks (signature) ---------- */
.layers{ height:420vh; position:relative; }
.layers__sticky{
  position:sticky; top:0; height:100vh; height:100svh; overflow:hidden;
  display:flex; flex-direction:column; justify-content:space-between;
  padding:clamp(5rem,9vh,7rem) clamp(1.4rem,6vw,6rem) 0;
}
.layers__head h2{ margin-top:.6rem; max-width:14ch; }
.layers__copy{ margin-top:1.4rem; font-size:.68rem; letter-spacing:.3em; color:var(--amber); min-height:1.4em; transition:opacity .3s; }
.layers__stack{
  position:relative; width:min(1100px,100%); margin:0 auto;
  height:min(46vh,420px); align-self:center;
  display:flex; flex-direction:column-reverse; justify-content:flex-start;
}
.layer{
  position:relative; width:100%;
  transform:translateY(60vh); opacity:0;
  transition:transform .9s var(--ease-mech), opacity .6s ease;
  display:flex; align-items:center;
}
.layer.is-placed{ transform:translateY(0); opacity:1; }
.layer__spec{
  position:absolute; left:1rem; top:50%; transform:translateY(-50%);
  font-size:clamp(.52rem,1vw,.68rem); letter-spacing:.2em; color:var(--tar);
  background:rgba(233,228,216,.9); padding:.25rem .6rem; z-index:3;
  white-space:nowrap; max-width:calc(100% - 2rem); overflow:hidden; text-overflow:ellipsis;
}
.layer--roadbed{ height:22%; background:
  repeating-linear-gradient(65deg, #3a332a 0 6px, #2e2820 6px 12px); }
.layer--fill{ height:20%; background:repeating-linear-gradient(-55deg, #594e3d 0 8px, #4a4133 8px 16px); }
.layer--subbase{ height:19%; background:
  radial-gradient(circle at 12% 40%, #6e6350 3px, transparent 4px),
  radial-gradient(circle at 34% 70%, #6e6350 3px, transparent 4px),
  radial-gradient(circle at 58% 30%, #6e6350 3px, transparent 4px),
  radial-gradient(circle at 80% 60%, #6e6350 3px, transparent 4px),
  #5d5443; background-size:90px 100%; }
.layer--base{ height:19%; background:
  radial-gradient(circle at 18% 50%, #8b7f68 4px, transparent 5px),
  radial-gradient(circle at 45% 30%, #8b7f68 4px, transparent 5px),
  radial-gradient(circle at 70% 65%, #8b7f68 4px, transparent 5px),
  #746a56; background-size:70px 100%; }
.layer--surface{ height:20%; background:#26221c;
  box-shadow:inset 0 3px 0 rgba(233,228,216,.08); }
.layer--surface .layer__spec{ background:var(--amber); }
.layer__lane{
  position:absolute; top:50%; left:0; width:100%; height:4px;
  background:repeating-linear-gradient(90deg, var(--amber) 0 46px, transparent 46px 86px);
  transform:scaleX(0); transform-origin:left;
  transition:transform 1.4s var(--ease-mech) .5s;
}
.layer--surface.is-placed .layer__lane{ transform:scaleX(1); }

/* ---------- Fleet ---------- */
.fleet__grid{
  max-width:1500px; margin:0 auto; padding:0 clamp(1.4rem,6vw,6rem);
  display:grid; grid-template-columns:repeat(auto-fit,minmax(250px,1fr));
  border-top:2px solid var(--tar); border-left:2px solid var(--tar);
}
.fleet__card{
  border-right:2px solid var(--tar); border-bottom:2px solid var(--tar);
  padding:2.2rem 1.8rem 1.6rem; position:relative; overflow:hidden;
  transition:background .4s var(--ease-mech), color .4s;
}
.fleet__card:hover,.fleet__card:focus-visible{ background:var(--tar); color:var(--concrete); }
.fleet__card svg{ width:110px; height:64px; margin-bottom:1.2rem; color:var(--tar); transition:color .4s, transform .5s var(--ease-mech); }
.fleet__card:hover svg,.fleet__card:focus-visible svg{ color:var(--amber); transform:translateX(8px); }
.fleet__card p{ font-size:.6rem; letter-spacing:.22em; margin-top:.5rem; opacity:.65; }
.fleet__rate{ display:flex; gap:.5rem; margin-top:1.3rem; }
.fleet__rate span{
  font-size:.58rem; letter-spacing:.2em; padding:.3rem .7rem;
  border:1px solid currentColor; opacity:.8;
}
.fleet__card:hover .fleet__rate span:first-child{ background:var(--amber); color:var(--tar); border-color:var(--amber); opacity:1; }
.fleet__note{
  max-width:1500px; margin:0 auto; padding:3rem clamp(1.4rem,6vw,6rem) clamp(5rem,9vw,8rem);
  display:flex; align-items:center; justify-content:space-between; gap:2.5rem; flex-wrap:wrap;
}
.fleet__note p{ max-width:52ch; font-size:1.02rem; }

/* ---------- Track record ---------- */
.track__stats{
  max-width:1500px; margin:0 auto; padding:0 clamp(1.4rem,6vw,6rem) 3.5rem;
  display:grid; grid-template-columns:repeat(auto-fit,minmax(200px,1fr)); gap:2rem;
}
.track__stats b{ font-size:clamp(2.2rem,4.4vw,3.6rem); font-weight:500; color:var(--amber); display:block; }
.track__stats span{ font-size:.7rem; text-transform:uppercase; letter-spacing:.16em; opacity:.55; }
.track__list{ max-width:1500px; margin:0 auto; padding:0 clamp(1.4rem,6vw,6rem); }
.track__row{
  display:grid; grid-template-columns:90px 1fr 220px; gap:clamp(1rem,3vw,2.5rem);
  align-items:baseline; padding:1.9rem 0; border-top:1px solid var(--line-inv);
  transition:padding-left .45s var(--ease-mech), background .3s;
  position:relative;
}
.track__row:hover,.track__row:focus-visible{ padding-left:1.2rem; background:rgba(255,180,0,.045); }
.track__row::before{
  content:''; position:absolute; left:0; top:0; bottom:0; width:4px; background:var(--amber);
  transform:scaleY(0); transition:transform .45s var(--ease-mech); transform-origin:top;
}
.track__row:hover::before,.track__row:focus-visible::before{ transform:scaleY(1); }
.track__ref{ color:var(--amber); font-size:.72rem; letter-spacing:.14em; }
.track__row p{ grid-column:2; opacity:.65; font-size:.94rem; max-width:64ch; }
.track__meta{ grid-row:1; grid-column:3; font-size:.62rem; letter-spacing:.22em; opacity:.55; text-align:right; }
.track__creds{
  max-width:1500px; margin:0 auto; padding:3.5rem clamp(1.4rem,6vw,6rem) clamp(5rem,9vw,8rem);
  display:grid; grid-template-columns:repeat(auto-fit,minmax(260px,1fr)); gap:1.6rem;
}
.cred{
  border:1px solid var(--line-inv); padding:1.6rem; display:flex; gap:1.2rem; align-items:center;
}
.cred b{ font-size:1.1rem; color:var(--amber); letter-spacing:.06em; border:2px solid var(--amber); padding:.5rem .8rem; white-space:nowrap; }
.cred span{ font-size:.82rem; opacity:.75; }

/* ---------- Contact ---------- */
.contact__grid{
  max-width:1500px; margin:0 auto;
  padding:clamp(5rem,10vw,9rem) clamp(1.4rem,6vw,6rem);
  display:grid; grid-template-columns:1fr 1fr; gap:clamp(3rem,6vw,7rem);
}
.contact__intro p{ max-width:42ch; opacity:.8; margin-top:1.4rem; }
.contact__details{ margin-top:2.6rem; display:flex; flex-direction:column; gap:1rem; }
.contact__details li{ display:flex; gap:1.4rem; font-size:.8rem; letter-spacing:.08em; }
.contact__details li span{ color:var(--survey); font-size:.62rem; letter-spacing:.3em; width:44px; padding-top:.2em; }
.contact__details a{ border-bottom:1px solid var(--line); transition:border-color .3s, color .3s; }
.contact__details a:hover{ color:var(--amber-deep); border-color:var(--amber-deep); }

.contact__form{ display:flex; flex-direction:column; gap:2.4rem; }
.field{ position:relative; }
.field input,.field select,.field textarea{
  width:100%; background:transparent; border:none; border-bottom:2px solid var(--tar);
  padding:.9rem 0 .7rem; font-family:var(--font-body); font-size:1rem; color:var(--tar);
  border-radius:0;
}
.field textarea{ resize:vertical; min-height:6.5rem; }
.field label{
  position:absolute; left:0; top:.9rem;
  font-family:var(--font-mono); font-size:.64rem; letter-spacing:.3em; text-transform:uppercase;
  color:var(--tar); opacity:.55; pointer-events:none;
  transition:transform .4s var(--ease-out), opacity .3s, color .3s;
  transform-origin:left top;
}
.field:focus-within label,
.field input:not(:placeholder-shown) + label,
.field textarea:not(:placeholder-shown) + label,
.field select:valid + label{
  transform:translateY(-1.7rem) scale(.9); opacity:1; color:var(--amber-deep);
}
.field::after{
  content:''; position:absolute; left:0; bottom:0; width:100%; height:2px;
  background:var(--amber); transform:scaleX(0); transform-origin:left;
  transition:transform .5s var(--ease-mech);
}
.field:focus-within::after{ transform:scaleX(1); }
.field select{ appearance:none; cursor:pointer; }
.form-status{ font-size:.66rem; letter-spacing:.26em; text-transform:uppercase; color:var(--amber-deep); min-height:1.3em; }

/* ---------- Footer ---------- */
.footer{ background:var(--tar); color:var(--dust); }
.footer__hazard{ height:12px; background:repeating-linear-gradient(-45deg, var(--amber) 0 20px, var(--tar) 20px 40px); }
.footer__inner{
  max-width:1500px; margin:0 auto; padding:2.2rem clamp(1.4rem,6vw,6rem);
  display:flex; justify-content:space-between; align-items:center; gap:1.5rem; flex-wrap:wrap;
  font-size:.62rem; letter-spacing:.24em;
}
.footer__brand{ font-family:var(--font-display); font-size:1.05rem; color:var(--concrete); letter-spacing:.05em; }
.footer__brand em{ font-style:normal; color:var(--amber); font-size:.6em; display:block; letter-spacing:.3em; }

/* ---------- Reveals ---------- */
.reveal{ opacity:0; transform:translateY(38px); transition:opacity .8s ease, transform .9s var(--ease-mech); }
.reveal.is-in{ opacity:1; transform:none; }
.reveal-lines .line{ display:block; overflow:hidden; }
.reveal-lines .line > span{ display:inline-block; transform:translateY(110%); transition:transform .9s var(--ease-mech); }
.reveal-lines.is-in .line:nth-child(1) > span{ transform:none; transition-delay:.05s; }
.reveal-lines.is-in .line:nth-child(2) > span{ transform:none; transition-delay:.16s; }
.reveal-lines.is-in .line:nth-child(3) > span{ transform:none; transition-delay:.27s; }

[data-parallax]{ will-change:transform; }

/* ---------- Responsive ---------- */
@media (max-width:1024px){
  .nav__links{ display:none; }
  .nav__cta{ display:none; }
  .nav__burger{ display:block; }
  .cap__row{ grid-template-columns:64px 1fr; }
  .cap__tags{ grid-column:2; flex-direction:row; flex-wrap:wrap; gap:1rem; }
  .track__row{ grid-template-columns:70px 1fr; }
  .track__meta{ grid-row:auto; grid-column:2; text-align:left; }
  .contact__grid{ grid-template-columns:1fr; }
  .hero__machine{ opacity:.35; }
}
@media (max-width:640px){
  .hero__stats{ grid-template-columns:repeat(2,1fr); width:100%; }
  .hero{ padding-top:7rem; }
  .layers{ height:360vh; }
  .fleet__grid{ grid-template-columns:1fr 1fr; }
  .fleet__card svg{ width:84px; height:50px; }
}
@media (max-width:460px){
  .fleet__grid{ grid-template-columns:1fr; }
}

/* ---------- Reduced motion ---------- */
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{
    animation-duration:.01ms !important; animation-iteration-count:1 !important;
    transition-duration:.01ms !important;
  }
  .hero__title .line > span,.reveal,.reveal-lines .line > span{ transform:none; opacity:1; }
  .layer{ transform:none; opacity:1; }
  .layer--surface .layer__lane{ transform:scaleX(1); }
  .loader{ display:none; }
  html{ scroll-behavior:auto; }
}