/* ==========================================================================
   Paula Elevaciones — hoja de estilos
   Negro + naranja + blanco (colores del logo). Esquinas rectas, titulos condensados en
   mayuscula y la franja de seguridad naranja/negra como detalle de obra.
   ========================================================================== */

:root{
  --g900:#000000;
  --g800:#111214;
  --g700:#222427;
  --g600:#34373B;
  --acento:#FF7A00;
  --acento-700:#E06600;
  --papel:#F1F1EF;
  --blanco:#FFFFFF;
  --texto:#1F2226;
  --suave:#5B6066;
  --linea:#D9DBDC;
  --f-tit:"Barlow Condensed","Arial Narrow","Roboto Condensed",Impact,sans-serif;
  --f-txt:"Barlow",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  --wrap:1180px;
  --franja:repeating-linear-gradient(-45deg,var(--acento) 0 14px,var(--g900) 14px 28px);
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:90px}
body{
  margin:0;background:var(--blanco);color:var(--texto);
  font-family:var(--f-txt);font-size:1.0625rem;line-height:1.6;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block}
a{color:inherit}
h1,h2,h3{
  font-family:var(--f-tit);font-weight:800;text-transform:uppercase;
  line-height:1.02;letter-spacing:.005em;margin:0 0 .6em;text-wrap:balance;
}
h1{font-size:clamp(2.6rem,6vw,4.6rem)}
h2{font-size:clamp(2rem,3.6vw,2.9rem)}
h3{font-size:1.45rem;font-weight:700}
p{margin:0 0 1em}
.wrap{width:min(100% - 2.5rem,var(--wrap));margin-inline:auto}
.visually-hidden{position:absolute;width:1px;height:1px;overflow:hidden;clip-path:inset(50%);white-space:nowrap}
:focus-visible{outline:3px solid var(--acento);outline-offset:2px}
.intro{display:none}

/* ---------- Botones ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:.55rem;
  font-family:var(--f-tit);font-weight:700;font-size:1.08rem;
  text-transform:uppercase;letter-spacing:.04em;text-decoration:none;
  padding:.72rem 1.3rem;border:2px solid transparent;border-radius:2px;
  cursor:pointer;transition:background .2s,color .2s,border-color .2s;
}
.btn--grande{font-size:1.2rem;padding:.9rem 1.6rem}
.btn__ico{width:1.1em;height:1.1em;flex:0 0 auto}
.btn__ico--flecha{transition:transform .2s}
.btn:hover .btn__ico--flecha{transform:translateX(3px)}
.btn--solid{background:var(--acento);color:var(--g900)}
.btn--solid:hover{background:var(--acento-700)}
.btn--navy,.btn--oscuro{background:var(--g800);color:var(--blanco)}
.btn--navy:hover,.btn--oscuro:hover{background:var(--g900)}
.btn--linea{border-color:var(--g800);color:var(--g800);background:transparent}
.btn--linea:hover{background:var(--g800);color:var(--blanco)}
.btn--ghost{border-color:rgb(255 255 255 / .5);color:var(--blanco)}
.btn--ghost:hover{border-color:var(--acento);color:var(--acento)}
.btn--bloque{width:100%}

/* ---------- Barra superior y header ---------- */
.topbar{background:var(--acento);color:var(--g900);font-size:.88rem;font-weight:500}
.topbar .wrap{display:flex;justify-content:space-between;gap:1rem;padding:.35rem 0}
.topbar a{text-decoration:none}
.topbar b{font-weight:700}
.site-header{
  position:sticky;top:0;z-index:50;background:var(--g900);color:var(--blanco);
  transition:box-shadow .2s;
}
.site-header.is-stuck{box-shadow:0 6px 20px -10px rgb(0 0 0 / .6)}
.site-header .wrap{display:flex;align-items:center;justify-content:space-between;gap:1.5rem;min-height:74px}
.brand-slot{width:215px;flex:0 0 auto}
.brand{display:block}
.brand__img{width:100%;height:auto;display:block}
.nav{display:flex;align-items:center;gap:1.3rem}
.nav a{white-space:nowrap}
.nav a{
  font-family:var(--f-tit);font-weight:600;font-size:1.12rem;text-transform:uppercase;
  letter-spacing:.04em;text-decoration:none;color:rgb(255 255 255 / .88);
}
.nav a:not(.btn):hover{color:var(--acento)}
.nav .btn{color:var(--g900)}
.nav-toggle{display:none;background:none;border:0;padding:.5rem;cursor:pointer}
.nav-toggle__barra{display:block;width:26px;height:3px;background:var(--blanco);margin:5px 0;transition:transform .2s,opacity .2s}

/* ---------- Hero ---------- */
.hero{background:var(--g800);color:var(--blanco);padding:3.5rem 0 0;position:relative;overflow:hidden}
.hero__grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.05fr);gap:2rem;align-items:end}
.hero__inner{padding-bottom:3.5rem}
.hero__eyebrow{
  display:inline-block;font-family:var(--f-tit);font-weight:700;text-transform:uppercase;
  letter-spacing:.08em;font-size:1rem;color:var(--g900);background:var(--acento);
  padding:.2rem .6rem;margin-bottom:1.2rem;
}
.hero h1{margin-bottom:.35em}
.hero h1 mark{background:none;color:var(--acento)}
.hero__lead{font-size:1.15rem;color:rgb(255 255 255 / .78);max-width:34rem}
.hero__cta{display:flex;flex-wrap:wrap;gap:.8rem;margin-top:1.8rem}
.hero__flota{margin:0;padding-bottom:1.4rem}
.hero__flota figcaption{
  margin-top:.5rem;font-size:.8rem;letter-spacing:.1em;text-transform:uppercase;
  color:rgb(255 255 255 / .5);text-align:right;
}
.hero::after{content:"";display:block;height:12px;background:var(--franja)}

/* ---------- Cifras ---------- */
.cifras{background:var(--g900);color:var(--blanco)}
.cifras dl{margin:0;display:grid;grid-template-columns:repeat(4,1fr)}
.cifras dl>div{padding:1.4rem 1.2rem;border-left:1px solid var(--g600)}
.cifras dl>div:first-child{border-left:0;padding-left:0}
.cifras dt{font-size:.78rem;letter-spacing:.12em;text-transform:uppercase;color:rgb(255 255 255 / .55)}
.cifras dd{margin:0;font-family:var(--f-tit);font-weight:800;font-size:1.9rem;text-transform:uppercase;color:var(--acento);line-height:1.15}

/* ---------- Secciones ---------- */
.seccion{padding:5rem 0}
.seccion--gris{background:var(--papel)}
.seccion__eyebrow{
  font-family:var(--f-tit);font-weight:700;font-size:1rem;letter-spacing:.12em;
  text-transform:uppercase;color:var(--suave);margin-bottom:.4rem;
  display:flex;align-items:center;gap:.6rem;
}
.seccion__eyebrow::before{content:"";width:28px;height:4px;background:var(--acento)}
.seccion__intro{max-width:46rem;margin-bottom:2.5rem}
.seccion__intro p{color:var(--suave)}

/* ---------- Maquinas en filas ---------- */
.maq-cabeza{display:flex;justify-content:space-between;align-items:flex-end;gap:2rem;margin-bottom:2rem;flex-wrap:wrap}
.maq-cabeza>div{max-width:44rem}
.maq-cabeza p:not(.seccion__eyebrow){color:var(--suave);margin:0}
.maq-lista{border-top:3px solid var(--g800)}
.maq-fila{
  display:grid;grid-template-columns:200px minmax(0,1fr) 210px;gap:2rem;align-items:center;
  padding:1.5rem 0;border-bottom:1px solid var(--linea);
}
.maq-fila__fig{
  position:relative;display:block;background:var(--blanco);
  border:1px solid var(--linea);aspect-ratio:1/1;padding:.8rem .8rem .8rem 2.2rem;
}
.seccion:not(.seccion--gris) .maq-fila__fig{background:var(--papel);border-color:transparent}
.maq-fila__fig img{width:100%;height:100%;object-fit:contain}
.maq-fila__altura{
  position:absolute;left:.8rem;top:.8rem;bottom:.8rem;width:6px;background:rgb(17 18 20 / .12);
}
.maq-fila__altura::before{
  content:"";position:absolute;left:0;right:0;bottom:0;height:var(--h);background:var(--acento);
}
.maq-fila__altura b{
  position:absolute;left:10px;bottom:calc(var(--h) - .7rem);white-space:nowrap;
  font-family:var(--f-tit);font-size:.85rem;font-weight:700;color:var(--g800);
  background:var(--acento);padding:0 .3rem;line-height:1.4;
}
.maq-fila__tipo{font-size:.8rem;letter-spacing:.1em;text-transform:uppercase;color:var(--suave);margin:0 0 .2rem}
.maq-fila h3{font-size:1.75rem;margin:0 0 .35rem}
.maq-fila h3 a{text-decoration:none}
.maq-fila h3 a:hover{color:var(--acento-700)}
.maq-fila__resumen{color:var(--suave);margin:0 0 .9rem;max-width:40rem}
.maq-fila__datos{display:flex;flex-wrap:wrap;gap:0;margin:0}
.maq-fila__datos>div{padding:0 1.2rem;border-left:1px solid var(--linea)}
.maq-fila__datos>div:first-child{padding-left:0;border-left:0}
.maq-fila__datos dt{font-size:.72rem;letter-spacing:.1em;text-transform:uppercase;color:var(--suave)}
.maq-fila__datos dd{margin:0;font-family:var(--f-tit);font-weight:700;font-size:1.35rem;font-variant-numeric:tabular-nums}
.maq-fila__acciones{display:flex;flex-direction:column;gap:.6rem}
.maq-fila__acciones .btn{white-space:nowrap;font-size:1rem;padding:.65rem 1rem}

/* ---------- Pasos ---------- */
.pasos__lista{
  list-style:none;margin:0;padding:0;counter-reset:paso;
  display:grid;grid-template-columns:repeat(4,1fr);gap:0;
}
.paso{counter-increment:paso;padding:0 1.5rem 0 0;position:relative}
.paso::before{
  content:counter(paso);display:grid;place-items:center;
  width:3.2rem;height:3.2rem;background:var(--acento);color:var(--g900);
  font-family:var(--f-tit);font-weight:800;font-size:1.8rem;margin-bottom:1.2rem;position:relative;z-index:1;
}
.paso::after{content:"";position:absolute;top:1.6rem;left:3.2rem;right:0;height:3px;background:var(--g800)}
.paso:last-child::after{display:none}
.paso h3{font-size:1.5rem}
.paso p{color:var(--suave);margin:0}

/* ---------- Rubros ---------- */
.rubros{background:var(--g800);color:var(--blanco);padding:3rem 0}
.rubros h2{font-size:1.1rem;letter-spacing:.14em;color:var(--acento);margin-bottom:1.4rem}
.rubros__lista{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(5,1fr)}
.rubros__lista li{padding:0 1.2rem;border-left:1px solid var(--g600);display:flex;flex-direction:column;gap:.2rem}
.rubros__lista li:first-child{padding-left:0;border-left:0}
.rubros__lista b{font-family:var(--f-tit);font-size:1.5rem;text-transform:uppercase;font-weight:700}
.rubros__lista span{color:rgb(255 255 255 / .65);font-size:.95rem;line-height:1.4}

/* ---------- Quienes somos ---------- */
.nosotros__grid{display:grid;grid-template-columns:minmax(0,1.3fr) minmax(0,1fr);gap:4rem;align-items:start}
.nosotros__texto p:not(.seccion__eyebrow){color:var(--suave);max-width:38rem}
.nosotros__texto b{color:var(--texto)}
.datos-clave{background:var(--acento);color:var(--g900);padding:2rem}
.datos-clave dl{margin:0 0 1.6rem}
.datos-clave dl>div{padding:.8rem 0;border-bottom:1px solid rgb(20 22 24 / .25)}
.datos-clave dl>div:first-child{padding-top:0}
.datos-clave dt{font-size:.75rem;letter-spacing:.12em;text-transform:uppercase;font-weight:600}
.datos-clave dd{margin:0;font-family:var(--f-tit);font-weight:700;font-size:1.3rem;line-height:1.25}

/* ---------- Contacto ---------- */
.contacto{background:var(--g800);color:var(--blanco)}
.contacto .seccion__eyebrow{color:rgb(255 255 255 / .6)}
.contacto .seccion__intro p{color:rgb(255 255 255 / .72)}
.contacto__grid{display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr);gap:3rem;align-items:start}
.contacto__datos{display:flex;flex-direction:column}
.dato{display:block;padding:1.1rem 0;border-bottom:1px solid var(--g600);text-decoration:none}
.dato:first-child{padding-top:0}
.dato__k{display:block;font-size:.75rem;letter-spacing:.12em;text-transform:uppercase;color:rgb(255 255 255 / .55)}
.dato__v{display:block;font-family:var(--f-tit);font-weight:700;font-size:1.8rem;line-height:1.2}
.dato--wa .dato__v{font-size:2.6rem;color:var(--acento)}
.dato__v--chico{font-family:var(--f-txt);font-weight:500;font-size:1.05rem}
a.dato:hover .dato__v{color:var(--acento)}
.dato__link{display:inline-flex;align-items:center;gap:.4rem;margin-top:.4rem;color:var(--acento);font-weight:600;text-decoration:none}
.dato__link .btn__ico{width:1em;height:1em}
.form{background:var(--blanco);color:var(--texto);padding:2rem;border-top:6px solid var(--acento)}
.form__fila{display:grid;grid-template-columns:1fr 1fr;gap:1rem}
.campo{display:flex;flex-direction:column;gap:.3rem;margin:0 0 1rem}
.campo label{font-weight:600;font-size:.92rem}
.campo abbr{text-decoration:none;color:var(--acento-700)}
.campo input,.campo select,.campo textarea{
  font:inherit;font-size:1rem;padding:.7rem .8rem;border:1px solid #BFC3C6;border-radius:0;
  background:var(--blanco);color:var(--texto);width:100%;
}
.campo input:focus,.campo select:focus,.campo textarea:focus{outline:none;border-color:var(--g800);box-shadow:inset 0 -3px 0 var(--acento)}
.campo__ayuda{font-size:.82rem;color:var(--suave)}
.campo--trampa{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.form .btn{background:var(--g800);color:var(--blanco);width:100%}
.form .btn:hover{background:var(--g900)}
.form__nota{font-size:.88rem;color:var(--suave);margin:.9rem 0 0}

/* ---------- Pie ---------- */
.pie{background:var(--g900);color:rgb(255 255 255 / .7);font-size:.95rem}
.franja{height:12px;background:var(--franja)}
.pie>.wrap{padding:3.5rem 0 1.5rem}
.pie__grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:2.5rem}
.pie__logo{display:block;width:280px;max-width:100%;margin-bottom:1rem}
.pie__marca p{max-width:22rem;margin:0}
.pie h3{font-size:1.05rem;letter-spacing:.1em;color:var(--acento);margin:0 0 .8rem}
.pie ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:.45rem}
.pie a{text-decoration:none}
.pie a:hover{color:var(--acento)}
.pie__dir{color:rgb(255 255 255 / .5)}
.pie__zonas{margin-top:2.5rem;padding-top:1.5rem;border-top:1px solid var(--g700)}
.pie__chips{display:flex;flex-wrap:wrap;gap:.3rem 1.2rem}
.pie__chips a{font-size:.9rem;color:rgb(255 255 255 / .6)}
.pie__legal{display:flex;justify-content:space-between;flex-wrap:wrap;gap:.5rem;margin-top:2rem;padding-top:1.2rem;border-top:1px solid var(--g700);font-size:.85rem;color:rgb(255 255 255 / .45)}
.pie__legal p{margin:0}

/* ---------- Boton flotante de WhatsApp ---------- */
.flota{position:fixed;right:1.2rem;bottom:calc(1.2rem + env(safe-area-inset-bottom,0px));z-index:60;display:flex;align-items:flex-end;gap:.7rem;
  opacity:0;transform:translateY(12px);pointer-events:none;transition:opacity .25s,transform .25s}
body[data-flota="visible"] .flota{opacity:1;transform:none;pointer-events:auto}
.flota__btn{width:58px;height:58px;display:grid;place-items:center;background:var(--acento);color:var(--g900);border-radius:2px;box-shadow:0 8px 20px -8px rgb(0 0 0 / .5)}
.flota__btn .btn__ico{width:30px;height:30px}
.flota__globo{
  position:relative;margin:0;max-width:15rem;background:var(--g800);color:var(--blanco);
  padding:.8rem 2rem .8rem 1rem;font-size:.9rem;line-height:1.35;display:none;
}
.flota__globo b{display:block;color:var(--acento);font-family:var(--f-tit);text-transform:uppercase;font-size:1.05rem}
body[data-globo="abierto"] .flota__globo{display:block}
.flota__cerrar{position:absolute;top:.2rem;right:.3rem;background:none;border:0;color:var(--blanco);font-size:1.3rem;cursor:pointer}

/* ---------- Paginas internas ---------- */
.migas{padding:1.2rem 0 0}
.migas ol{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:.4rem;font-size:.88rem;color:var(--suave)}
.migas li:not(:last-child)::after{content:"/";margin-left:.4rem;color:var(--acento-700)}
.migas a{text-decoration:none}
.migas a:hover{text-decoration:underline}

.mq-head{padding:2rem 0 3.5rem;border-bottom:1px solid var(--linea)}
.mq-head__grid{display:grid;grid-template-columns:minmax(0,.8fr) minmax(0,1.2fr);gap:3rem;align-items:center}
.mq-head__fig{margin:0;background:var(--papel);padding:2rem;border-bottom:8px solid var(--acento)}
.mq-head__fig img{margin:auto;max-height:420px;width:auto}
.mq-head h1{font-size:clamp(2.4rem,5vw,3.8rem)}
.mq-head__resumen{font-size:1.15rem;color:var(--suave);max-width:36rem}
.mq-destacados{display:flex;flex-wrap:wrap;margin:1.5rem 0;border-top:3px solid var(--g800);border-bottom:1px solid var(--linea)}
.mq-destacados>div{padding:.9rem 1.4rem .9rem 0;margin-right:1.4rem;border-right:1px solid var(--linea)}
.mq-destacados>div:last-child{border-right:0}
.mq-destacados b{display:block;font-family:var(--f-tit);font-size:2rem;line-height:1.1}
.mq-destacados span{font-size:.75rem;letter-spacing:.1em;text-transform:uppercase;color:var(--suave)}
.mq-acciones{display:flex;flex-wrap:wrap;gap:.8rem}
.mq-acciones .btn--navy{background:var(--acento);color:var(--g900)}
.mq-acciones .btn--navy:hover{background:var(--acento-700)}
.mq-cuerpo{display:grid;grid-template-columns:minmax(0,1.2fr) minmax(0,1fr);gap:4rem;align-items:start}
.mq-cuerpo h2{font-size:1.9rem}
.tabla-specs{width:100%;border-collapse:collapse;font-size:.98rem}
.tabla-specs th,.tabla-specs td{text-align:left;padding:.6rem .4rem;border-bottom:1px solid var(--linea)}
.tabla-specs th{font-weight:500;color:var(--suave)}
.tabla-specs td{font-weight:600;font-variant-numeric:tabular-nums}
.usos{list-style:none;margin:0 0 1.5rem;padding:0}
.usos li{padding:.55rem 0 .55rem 1.6rem;border-bottom:1px solid var(--linea);position:relative}
.usos li::before{content:"";position:absolute;left:0;top:1.05rem;width:.8rem;height:4px;background:var(--acento)}

.zona-head{background:var(--g800);color:var(--blanco);padding:3rem 0 3.5rem;margin-top:1.2rem}
.zona-head .seccion__eyebrow{color:rgb(255 255 255 / .6)}
.zona-head__intro{font-size:1.2rem;max-width:44rem;color:rgb(255 255 255 / .85)}
.zona-head__perfil{color:rgb(255 255 255 / .6);max-width:44rem}
.zona-head .btn--linea{border-color:rgb(255 255 255 / .5);color:var(--blanco)}
.zona-head .btn--linea:hover{border-color:var(--acento);color:var(--acento);background:transparent}
.zona-head .btn--navy{background:var(--acento);color:var(--g900)}
.zona-cuerpo{display:grid;grid-template-columns:1fr 1fr;gap:4rem}
.zona-cuerpo h2{font-size:1.9rem}
.zona-cuerpo p{color:var(--suave)}
.zona-nota{font-size:.95rem}
.zona-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(15rem,1fr));border-top:3px solid var(--g800)}
.zona-item{display:flex;justify-content:space-between;align-items:baseline;padding:1rem .2rem;border-bottom:1px solid var(--linea);text-decoration:none;gap:1rem}
.zona-item:hover{background:var(--papel)}
.zona-item__n{font-family:var(--f-tit);font-weight:700;font-size:1.4rem;text-transform:uppercase}
.zona-item__km{color:var(--suave);font-variant-numeric:tabular-nums}
.gracias__acciones{display:flex;flex-wrap:wrap;gap:.8rem}
.seccion .migas+.seccion{padding-top:2rem}

/* ---------- Responsive ---------- */
@media (max-width:960px){
  .nav-toggle{display:block}
  .nav{
    position:absolute;top:100%;left:0;right:0;height:calc(100vh - 74px);background:var(--g800);
    flex-direction:column;align-items:flex-start;padding:1.5rem 1.25rem;gap:1.2rem;
    display:none;
  }
  body[data-nav="abierto"]{overflow:hidden}
  body[data-nav="abierto"] .nav{display:flex}
  body[data-nav="abierto"] .nav-toggle__barra:nth-child(1){transform:translateY(8px) rotate(45deg)}
  body[data-nav="abierto"] .nav-toggle__barra:nth-child(2){opacity:0}
  body[data-nav="abierto"] .nav-toggle__barra:nth-child(3){transform:translateY(-8px) rotate(-45deg)}
  .nav a{font-size:1.5rem}
  .hero__grid,.nosotros__grid,.contacto__grid,.mq-head__grid,.mq-cuerpo,.zona-cuerpo{grid-template-columns:1fr;gap:2rem}
  .hero__inner{padding-bottom:0}
  .hero__flota figcaption{text-align:left}
  .cifras dl{grid-template-columns:1fr 1fr}
  .cifras dl>div:nth-child(3){border-left:0;padding-left:0}
  .cifras dl>div{border-top:1px solid var(--g600)}
  .cifras dl>div:nth-child(-n+2){border-top:0}
  .pasos__lista{grid-template-columns:1fr 1fr;gap:2.5rem 0}
  .paso:nth-child(2)::after{display:none}
  .rubros__lista{grid-template-columns:1fr 1fr;gap:1.2rem 0}
  .rubros__lista li:nth-child(odd){border-left:0;padding-left:0}
  .pie__grid{grid-template-columns:1fr 1fr}
  .maq-fila{grid-template-columns:150px minmax(0,1fr);gap:1.2rem}
  .maq-fila__acciones{grid-column:1/-1;flex-direction:row;flex-wrap:wrap}
}
@media (max-width:600px){
  .topbar span{display:none}
  .topbar .wrap{justify-content:center}
  .brand-slot{width:170px}
  .seccion{padding:3.5rem 0}
  .maq-fila{grid-template-columns:1fr}
  .maq-fila__fig{max-width:240px}
  .maq-fila__acciones .btn{flex:1 1 auto}
  .pasos__lista{grid-template-columns:1fr}
  .paso::after{display:none}
  .rubros__lista{grid-template-columns:1fr}
  .rubros__lista li{border-left:0;padding-left:0}
  .form__fila{grid-template-columns:1fr}
  .form{padding:1.4rem}
  .pie__grid{grid-template-columns:1fr}
  .dato--wa .dato__v{font-size:2.1rem}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none !important;animation:none !important;scroll-behavior:auto !important}
}