/* ===========================================================
   Grúas Bronco — hoja de estilos
   Paleta tomada del logo: negro, rojo y blanco + amarillo vial
   =========================================================== */

:root{
  --negro:#0d0d0f;
  --negro-2:#15151a;
  --negro-3:#1d1d24;
  --rojo:#d81f26;
  --rojo-osc:#a5161c;
  --blanco:#ffffff;
  --gris:#b6b7bd;
  --gris-osc:#7c7d86;
  --linea:rgba(255,255,255,.10);
  --wa:#25d366;
  --wa-osc:#128c7e;
  --amarillo:#f5b301;

  --max:1180px;
  --r:14px;
  --sombra:0 18px 45px rgba(0,0,0,.45);
  --trans:.28s cubic-bezier(.4,0,.2,1);
}

*,*::before,*::after{box-sizing:border-box}

html{scroll-behavior:smooth;scroll-padding-top:84px;-webkit-text-size-adjust:100%}

body{
  margin:0;
  background:var(--negro);
  color:var(--blanco);
  font-family:'Barlow',system-ui,-apple-system,'Segoe UI',sans-serif;
  font-size:17px;
  line-height:1.65;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}

img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none}
ul{margin:0;padding:0;list-style:none}

h1,h2,h3{
  font-family:'Barlow Condensed',Impact,sans-serif;
  font-weight:800;
  line-height:1.03;
  letter-spacing:-.01em;
  margin:0;
  text-transform:uppercase;
}

.contenedor{width:min(100% - 2.5rem,var(--max));margin-inline:auto}
.contenedor--angosto{width:min(100% - 2.5rem,780px)}

.saltar{
  position:absolute;left:-9999px;top:0;z-index:999;
  background:var(--rojo);color:#fff;padding:.7rem 1.1rem;border-radius:0 0 8px 0;
}
.saltar:focus{left:0}

:focus-visible{outline:3px solid var(--amarillo);outline-offset:3px}

/* ---------------- Botones ---------------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:.55rem;
  padding:.78rem 1.3rem;border-radius:999px;
  font-weight:700;font-size:1rem;letter-spacing:.01em;
  border:0;cursor:pointer;white-space:nowrap;
  transition:transform var(--trans),box-shadow var(--trans),background var(--trans);
}
.btn svg{width:19px;height:19px;fill:currentColor;flex:none}
.btn--lg{padding:1rem 1.7rem;font-size:1.06rem}
.btn:hover{transform:translateY(-2px)}
.btn:active{transform:translateY(0)}

.btn--tel{background:var(--rojo);color:#fff;box-shadow:0 8px 22px rgba(216,31,38,.35)}
.btn--tel:hover{background:var(--rojo-osc);box-shadow:0 12px 30px rgba(216,31,38,.48)}

.btn--wa{background:var(--wa);color:#04301a;box-shadow:0 8px 22px rgba(37,211,102,.28)}
.btn--wa:hover{background:#1fbb59;box-shadow:0 12px 30px rgba(37,211,102,.4)}

/* ---------------- Cabecera ---------------- */
.cabecera{
  position:fixed;inset:0 0 auto 0;z-index:100;
  background:linear-gradient(180deg,rgba(13,13,15,.92),rgba(13,13,15,.35));
  backdrop-filter:blur(10px);
  border-bottom:1px solid transparent;
  transition:background var(--trans),border-color var(--trans);
}
.cabecera.fija{background:rgba(13,13,15,.97);border-bottom-color:var(--linea)}

.cabecera__fila{display:flex;align-items:center;gap:1.4rem;min-height:74px}

.marca{display:flex;align-items:center;gap:.6rem;flex:none}
.marca img{width:46px;height:auto;border-radius:8px}
.marca__txt{display:flex;flex-direction:column;line-height:1.08}
.marca__txt strong{
  font-family:'Barlow Condensed',sans-serif;font-size:1.32rem;
  text-transform:uppercase;letter-spacing:.02em;
}
.marca__txt small{font-size:.7rem;color:var(--rojo);font-weight:700;letter-spacing:.14em;text-transform:uppercase}

.nav{display:flex;gap:1.7rem;margin-left:auto;font-weight:600;font-size:.96rem}
.nav a{position:relative;color:var(--gris);transition:color var(--trans)}
.nav a::after{
  content:'';position:absolute;left:0;bottom:-6px;width:0;height:2px;
  background:var(--rojo);transition:width var(--trans);
}
.nav a:hover{color:#fff}
.nav a:hover::after{width:100%}

.cabecera__cta{margin-left:1rem}

/* ---------------- Hero ---------------- */
.hero{position:relative;min-height:100svh;display:flex;align-items:center;padding:7rem 0 5rem;isolation:isolate}

.hero__media{position:absolute;inset:0;z-index:-2;overflow:hidden}
.hero__media img{width:100%;height:100%;object-fit:cover;object-position:60% 55%;filter:grayscale(.25) contrast(1.05)}
.hero::before{
  content:'';position:absolute;inset:0;z-index:-1;
  background:
    linear-gradient(100deg,rgba(13,13,15,.96) 0%,rgba(13,13,15,.88) 42%,rgba(13,13,15,.45) 70%,rgba(13,13,15,.75) 100%),
    linear-gradient(0deg,rgba(13,13,15,.95) 0%,transparent 45%);
}

.hero__cont{position:relative;max-width:760px}

.chip{
  display:inline-flex;align-items:center;gap:.5rem;
  background:rgba(216,31,38,.14);border:1px solid rgba(216,31,38,.45);
  color:#ff9195;padding:.4rem .95rem;border-radius:999px;
  font-size:.79rem;font-weight:700;letter-spacing:.1em;text-transform:uppercase;
  margin:0 0 1.4rem;
}
.punto{width:8px;height:8px;border-radius:50%;background:#2ee06a;box-shadow:0 0 0 0 rgba(46,224,106,.7);animation:late 2s infinite}
@keyframes late{70%{box-shadow:0 0 0 9px rgba(46,224,106,0)}100%{box-shadow:0 0 0 0 rgba(46,224,106,0)}}

.hero h1{font-size:clamp(2.6rem,8vw,4.9rem)}
.rojo{color:var(--rojo)}

.hero__sub{
  font-size:clamp(1.02rem,2.4vw,1.2rem);color:var(--gris);
  max-width:56ch;margin:1.3rem 0 2rem;
}

.hero__ctas{display:flex;flex-wrap:wrap;gap:.85rem}

.hero__puntos{display:flex;flex-wrap:wrap;gap:.5rem 1.6rem;margin-top:2.2rem;font-size:.93rem;color:var(--gris)}
.hero__puntos li{position:relative;padding-left:1.35rem}
.hero__puntos li::before{
  content:'';position:absolute;left:0;top:.62em;width:10px;height:2px;background:var(--rojo)
}

/* Cinta de peligro estilo vial */
.cinta{
  position:absolute;left:0;right:0;bottom:0;height:10px;
  background:repeating-linear-gradient(-45deg,var(--amarillo) 0 14px,#111 14px 28px);
  opacity:.9;
}

/* ---------------- Barra urgencia ---------------- */
.urgencia{background:var(--rojo);color:#fff}
.urgencia__fila{
  display:grid;grid-template-columns:repeat(4,1fr);
  padding:1.5rem 0;text-align:center;
}
.urgencia__fila > div{padding:.25rem .8rem;border-right:1px solid rgba(255,255,255,.22)}
.urgencia__fila > div:last-child{border-right:0}
.urgencia strong{
  display:block;font-family:'Barlow Condensed',sans-serif;
  font-size:1.75rem;font-weight:800;line-height:1.05;text-transform:uppercase;
}
.urgencia span{font-size:.84rem;opacity:.9}

/* ---------------- Secciones ---------------- */
.seccion{padding:5.5rem 0}
.seccion--alt{background:var(--negro-2)}
.seccion--oscura{background:linear-gradient(180deg,var(--negro-2),var(--negro))}

.kicker{
  color:var(--rojo);font-weight:800;font-size:.79rem;
  letter-spacing:.2em;text-transform:uppercase;margin:0 0 .6rem;
}
.titulo{font-size:clamp(1.95rem,5.2vw,3.1rem);max-width:20ch}
.intro{color:var(--gris);max-width:62ch;margin:1rem 0 2.8rem}

/* ---------------- Servicios ---------------- */
.rejilla-serv{display:grid;grid-template-columns:repeat(4,1fr);gap:1.1rem}

.serv{
  position:relative;overflow:hidden;
  background:var(--negro-3);border:1px solid var(--linea);border-radius:var(--r);
  display:flex;flex-direction:column;
  transition:transform var(--trans),border-color var(--trans),box-shadow var(--trans);
}
.serv:hover{transform:translateY(-4px);border-color:rgba(216,31,38,.55);box-shadow:var(--sombra)}

.serv--ancha{grid-column:span 2;min-height:320px;justify-content:flex-end}
.serv--ancha img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:0;transition:transform .6s ease}
.serv--ancha:hover img{transform:scale(1.05)}
.serv--ancha::after{
  content:'';position:absolute;inset:0;z-index:1;
  background:linear-gradient(0deg,rgba(13,13,15,.97) 12%,rgba(13,13,15,.55) 55%,rgba(13,13,15,.15) 100%);
}
.serv--ancha .serv__txt{position:relative;z-index:2}
.serv--inv::after{background:linear-gradient(0deg,rgba(13,13,15,.97) 12%,rgba(165,22,28,.4) 60%,rgba(13,13,15,.2) 100%)}

.serv__txt{padding:1.5rem}
.serv__txt h3{font-size:1.55rem;margin-bottom:.5rem}
.serv__txt p{color:var(--gris);font-size:.96rem;margin:0}

.serv__ico{
  width:50px;height:50px;margin:1.5rem 1.5rem -.3rem;
  display:grid;place-items:center;border-radius:12px;
  background:rgba(216,31,38,.13);border:1px solid rgba(216,31,38,.35);
}
.serv__ico svg{width:24px;height:24px;fill:var(--rojo)}

.serv__etq{
  display:inline-block;margin-top:.9rem;
  background:var(--rojo);color:#fff;
  font-size:.7rem;font-weight:800;letter-spacing:.11em;text-transform:uppercase;
  padding:.3rem .7rem;border-radius:999px;
}

/* ---------------- Zonas ---------------- */
.zonas{display:grid;grid-template-columns:repeat(3,1fr);gap:1.1rem}

.zona{
  position:relative;padding:1.7rem 1.5rem;border-radius:var(--r);
  background:var(--negro-3);border:1px solid var(--linea);
  overflow:hidden;transition:transform var(--trans),border-color var(--trans),background var(--trans);
}
.zona::before{
  content:'';position:absolute;left:0;top:0;bottom:0;width:4px;background:var(--rojo);
  transform:scaleY(0);transform-origin:top;transition:transform var(--trans);
}
.zona:hover{transform:translateY(-4px);border-color:rgba(216,31,38,.5);background:#22222a}
.zona:hover::before{transform:scaleY(1)}
.zona h3{font-size:1.4rem;margin-bottom:.45rem}
.zona p{color:var(--gris);font-size:.94rem;margin:0 0 .9rem}
.zona__t{color:var(--amarillo);font-weight:700;font-size:.85rem;letter-spacing:.04em}
.zona--p{background:linear-gradient(145deg,#26262f,#1a1a20)}
.zona--otra{border-style:dashed;border-color:rgba(216,31,38,.45)}

/* ---------------- Galería ---------------- */
.galeria{
  display:grid;grid-template-columns:repeat(4,1fr);gap:.55rem;
  width:min(100% - 1.5rem,1400px);margin:2.4rem auto 0;
}
.galeria figure{position:relative;margin:0;overflow:hidden;border-radius:10px;aspect-ratio:4/3;background:var(--negro-3)}
.galeria img{width:100%;height:100%;object-fit:cover;transition:transform .55s ease,filter .55s ease;filter:grayscale(.35)}
.galeria figure:hover img{transform:scale(1.07);filter:grayscale(0)}
.galeria figcaption{
  position:absolute;left:0;right:0;bottom:0;padding:1.6rem .9rem .75rem;
  background:linear-gradient(0deg,rgba(13,13,15,.93),transparent);
  font-size:.83rem;font-weight:600;letter-spacing:.03em;
}

/* ---------------- Por qué ---------------- */
.porque{display:grid;grid-template-columns:1.15fr .85fr;gap:3.2rem;align-items:center}
.porque__txt p{color:var(--gris);margin:1.1rem 0 1.6rem;max-width:56ch}
.porque__img img{border-radius:var(--r);box-shadow:var(--sombra);width:100%;aspect-ratio:3/4;object-fit:cover}

.lista-check{margin:0 0 2rem;display:grid;gap:.75rem}
.lista-check li{position:relative;padding-left:2rem;color:#e3e3e7;font-size:.99rem}
.lista-check li::before{
  content:'';position:absolute;left:0;top:.42em;width:16px;height:9px;
  border-left:3px solid var(--rojo);border-bottom:3px solid var(--rojo);
  transform:rotate(-45deg);
}

/* ---------------- FAQ ---------------- */
.faq{
  border-bottom:1px solid var(--linea);padding:.3rem 0;
}
.faq summary{
  list-style:none;cursor:pointer;padding:1.15rem 2.5rem 1.15rem 0;position:relative;
  font-family:'Barlow Condensed',sans-serif;font-size:1.3rem;font-weight:700;
  text-transform:uppercase;letter-spacing:.005em;transition:color var(--trans);
}
.faq summary::-webkit-details-marker{display:none}
.faq summary:hover{color:var(--rojo)}
.faq summary::after{
  content:'';position:absolute;right:.4rem;top:1.55rem;
  width:11px;height:11px;border-right:2.5px solid var(--rojo);border-bottom:2.5px solid var(--rojo);
  transform:rotate(45deg);transition:transform var(--trans);
}
.faq[open] summary::after{transform:rotate(-135deg)}
.faq p{color:var(--gris);margin:0 0 1.3rem;padding-right:1.5rem;max-width:68ch}

/* ---------------- Cierre ---------------- */
.cierre{
  padding:5rem 0;text-align:center;
  background:
    linear-gradient(135deg,rgba(216,31,38,.95),rgba(120,12,16,.95)),
    repeating-linear-gradient(-45deg,rgba(0,0,0,.14) 0 22px,transparent 22px 44px);
}
.cierre h2{font-size:clamp(2.1rem,6vw,3.4rem)}
.cierre p{max-width:52ch;margin:1rem auto 2rem;font-size:1.06rem;color:rgba(255,255,255,.92)}
.cierre__ctas{display:flex;flex-wrap:wrap;gap:.85rem;justify-content:center}
.cierre .btn--tel{background:#fff;color:var(--rojo);box-shadow:0 10px 26px rgba(0,0,0,.3)}
.cierre .btn--tel:hover{background:#f3f3f3}

/* ---------------- Pie ---------------- */
.pie{background:#08080a;padding:4rem 0 0;border-top:1px solid var(--linea)}
.pie__rejilla{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:2.4rem}
.pie__logo{border-radius:10px;margin-bottom:1rem}
.pie__desc{color:var(--gris-osc);font-size:.93rem;max-width:36ch}
.pie h3{font-size:1.12rem;margin-bottom:.9rem;letter-spacing:.06em}
.pie ul{display:grid;gap:.5rem}
.pie li,.pie li a{color:var(--gris-osc);font-size:.93rem;transition:color var(--trans)}
.pie li a:hover{color:var(--rojo)}
.pie__redes{display:flex;gap:.6rem;margin-top:1.2rem}
.pie__redes a{
  width:40px;height:40px;display:grid;place-items:center;border-radius:10px;
  background:var(--negro-3);border:1px solid var(--linea);transition:background var(--trans),transform var(--trans)
}
.pie__redes svg{width:19px;height:19px;fill:var(--gris)}
.pie__redes a:hover{background:var(--rojo);transform:translateY(-2px)}
.pie__redes a:hover svg{fill:#fff}
.pie__legal{
  border-top:1px solid var(--linea);margin-top:3rem;padding:1.4rem 0 1.6rem;
  color:var(--gris-osc);font-size:.84rem;text-align:center;
}
.pie__legal p{margin:0}

/* ---------------- Botones flotantes ---------------- */
.flotantes{
  position:fixed;right:1rem;bottom:1rem;z-index:120;
  display:flex;flex-direction:column;gap:.7rem;
}
.flot{
  display:flex;align-items:center;gap:.5rem;
  height:56px;padding:0 1.1rem;border-radius:999px;
  font-weight:700;font-size:.97rem;color:#fff;
  box-shadow:0 10px 28px rgba(0,0,0,.45);
  transition:transform var(--trans),box-shadow var(--trans);
}
.flot svg{width:26px;height:26px;fill:currentColor;flex:none}
.flot:hover{transform:scale(1.05)}
.flot--wa{background:var(--wa);color:#04301a}
.flot--tel{background:var(--rojo)}
.flot--tel::after{
  content:'';position:absolute;inset:0;border-radius:999px;
  border:2px solid var(--rojo);animation:onda 2.2s ease-out infinite;pointer-events:none;
}
.flot{position:relative}
@keyframes onda{
  0%{transform:scale(1);opacity:.75}
  100%{transform:scale(1.5);opacity:0}
}

/* ---------------- Animación de entrada ---------------- */
.rev{opacity:0;transform:translateY(26px);transition:opacity .7s ease,transform .7s ease}
.rev.visto{opacity:1;transform:none}

/* ===========================================================
   RESPONSIVE
   =========================================================== */

@media (max-width:1024px){
  .rejilla-serv{grid-template-columns:repeat(2,1fr)}
  .zonas{grid-template-columns:repeat(2,1fr)}
  .galeria{grid-template-columns:repeat(3,1fr)}
  .pie__rejilla{grid-template-columns:1fr 1fr;gap:2rem}
  .porque{grid-template-columns:1fr;gap:2.2rem}
  .porque__img{order:-1}
  .porque__img img{aspect-ratio:16/10}
}

@media (max-width:860px){
  .nav{display:none}
  .cabecera__cta span{display:none}
  .cabecera__cta{padding:.7rem;border-radius:50%;margin-left:auto}
  .cabecera__cta svg{width:20px;height:20px}
}

@media (max-width:680px){
  body{font-size:16px}
  html{scroll-padding-top:74px}

  .seccion{padding:3.6rem 0}
  .contenedor{width:min(100% - 2rem,var(--max))}

  .hero{min-height:auto;padding:6.5rem 0 3.5rem}
  .hero__media img{object-position:65% 50%}
  .hero::before{
    background:
      linear-gradient(180deg,rgba(13,13,15,.9) 0%,rgba(13,13,15,.72) 40%,rgba(13,13,15,.96) 100%);
  }
  .hero h1{font-size:clamp(2.3rem,10vw,3.2rem)}
  .hero__ctas{flex-direction:column;align-items:stretch}
  .hero__ctas .btn{width:100%}
  .hero__puntos{flex-direction:column;gap:.45rem;margin-top:1.8rem}

  .urgencia__fila{grid-template-columns:1fr 1fr;gap:1.1rem 0;padding:1.3rem 0}
  .urgencia__fila > div:nth-child(2n){border-right:0}
  .urgencia__fila > div:nth-child(-n+2){padding-bottom:1rem;border-bottom:1px solid rgba(255,255,255,.2)}
  .urgencia strong{font-size:1.45rem}
  .urgencia span{font-size:.78rem}

  .rejilla-serv{grid-template-columns:1fr}
  .serv--ancha{grid-column:span 1;min-height:280px}
  .zonas{grid-template-columns:1fr}
  .galeria{grid-template-columns:repeat(2,1fr);gap:.4rem}
  .galeria figcaption{font-size:.75rem;padding:1.2rem .6rem .55rem}

  .pie{padding-top:3rem}
  .pie__rejilla{grid-template-columns:1fr;gap:1.9rem}
  .pie__desc{max-width:none}

  /* Los flotantes en móvil: solo íconos, más separados del borde */
  .flotantes{right:.85rem;bottom:.9rem;gap:.6rem}
  .flot{height:58px;width:58px;padding:0;justify-content:center}
  .flot__txt{display:none}
  .flot svg{width:28px;height:28px}

  /* espacio para que los flotantes no tapen el pie */
  .pie__legal{padding-bottom:5.5rem}
}

@media (max-width:380px){
  .galeria{grid-template-columns:1fr}
}

/* Accesibilidad: menos movimiento */
@media (prefers-reduced-motion:reduce){
  *{animation:none !important;transition:none !important;scroll-behavior:auto !important}
  .rev{opacity:1;transform:none}
}

/* Impresión */
@media print{
  .flotantes,.cabecera,.hero__media,.cinta{display:none}
  body{background:#fff;color:#000}
}