/* PROWALL — hoja de estilos
   Colores sacados del logo: azul #296FB4, grises #CBD1D9 / #B5BDC5 */

@font-face{font-family:"Barlow";src:url(../fuentes/barlow-latin-400-normal.woff2) format("woff2");font-weight:400;font-display:swap}
@font-face{font-family:"Barlow";src:url(../fuentes/barlow-latin-500-normal.woff2) format("woff2");font-weight:500;font-display:swap}
@font-face{font-family:"Barlow";src:url(../fuentes/barlow-latin-600-normal.woff2) format("woff2");font-weight:600;font-display:swap}
@font-face{font-family:"Barlow Condensed";src:url(../fuentes/barlow-condensed-latin-600-normal.woff2) format("woff2");font-weight:600;font-display:swap}
@font-face{font-family:"Barlow Condensed";src:url(../fuentes/barlow-condensed-latin-700-normal.woff2) format("woff2");font-weight:700;font-display:swap}

:root{
  --azul:#296FB4;
  --azul-oscuro:#1F5A96;
  --azul-luz:#5FA2E3;
  --azul-claro:#EAF2FA;
  --gris-logo:#B5BDC5;
  --carbon:#222B36;
  --noche:#141A22;
  --tinta:#16202C;
  --texto:#46505C;
  --suave:#76808C;
  --linea:#E1E5EA;
  --papel:#FFFFFF;
  --fondo:#F3F5F7;
  --radio:4px;
  --ancho:1180px;
  --titulos:"Barlow Condensed","Arial Narrow",Arial,sans-serif;
  --cuerpo:"Barlow",system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;background:var(--papel);color:var(--texto);font:400 1.0625rem/1.6 var(--cuerpo)}
img{max-width:100%;height:auto;display:block}
a{color:var(--azul-oscuro)}
h1,h2,h3{font-family:var(--titulos);color:var(--tinta);line-height:1.02;margin:0;font-weight:700;letter-spacing:.005em}
p{margin:0 0 1em}
.envoltura{max-width:var(--ancho);margin:0 auto;padding:0 24px}
.saltar{position:absolute;left:-9999px}
.saltar:focus{left:16px;top:16px;z-index:100;background:#fff;padding:8px 12px}
.pendiente{background:#FFE58A;color:#5B4700;padding:0 .3em;border-radius:2px;font-weight:600}
:focus-visible{outline:3px solid var(--azul);outline-offset:2px}

/* ---------- Botones ---------- */
.boton{display:inline-flex;align-items:center;gap:.6em;font:600 1rem/1 var(--cuerpo);text-decoration:none;padding:1em 1.4em;border-radius:var(--radio);border:2px solid transparent;cursor:pointer;transition:background .2s,color .2s,border-color .2s}
.boton svg{width:1.1em;height:1.1em;flex:none}
.boton-azul{background:var(--azul);color:#fff}
.boton-azul:hover{background:#3580CC}
.boton-borde{border-color:rgba(255,255,255,.35);color:#fff}
.boton-borde:hover{border-color:#fff}
.boton-oscuro{background:var(--carbon);color:#fff}
.boton-oscuro:hover{background:var(--noche)}

/* ---------- Cabecera ---------- */
.cabecera{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.96);backdrop-filter:saturate(1.4) blur(8px);border-bottom:1px solid var(--linea)}
.cabecera .envoltura{display:flex;align-items:center;justify-content:space-between;height:76px;gap:24px}
.marca{display:flex;align-items:center;gap:12px;text-decoration:none}
.marca img{height:40px;width:auto}
.marca span{font:500 .8rem/1.15 var(--cuerpo);color:var(--suave);letter-spacing:.04em;text-transform:uppercase;border-left:1px solid var(--linea);padding-left:12px}
.menu{display:flex;align-items:center;gap:28px}
.menu a{color:var(--tinta);text-decoration:none;font-weight:500;font-size:.98rem}
.menu a:hover{color:var(--azul-oscuro)}
.menu .boton{padding:.75em 1.1em;color:#fff}
.boton-menu{display:none;background:none;border:0;padding:8px;cursor:pointer;color:var(--tinta)}
.boton-menu svg{width:28px;height:28px}

/* ---------- Portada ---------- */
.portada{position:relative;background:var(--noche);color:#D3D9E0;overflow:hidden}
.portada::before{content:"";position:absolute;inset:0;background:
  repeating-linear-gradient(90deg,rgba(255,255,255,.035) 0 1px,transparent 1px 88px);pointer-events:none}
.portada .envoltura{position:relative;display:grid;grid-template-columns:1.15fr .85fr;gap:48px;align-items:center;min-height:clamp(560px,82vh,760px);padding-top:56px;padding-bottom:56px}
.etiqueta{display:inline-flex;align-items:center;gap:10px;font:600 .85rem/1 var(--cuerpo);letter-spacing:.14em;text-transform:uppercase;color:var(--azul-luz);margin-bottom:22px}
.etiqueta::before{content:"";width:28px;height:2px;background:var(--azul-luz)}
.portada h1{color:#fff;font-size:clamp(3rem,7.2vw,6.1rem);text-transform:uppercase;letter-spacing:-.005em}
.portada h1 em{font-style:normal;color:var(--azul-luz)}
.portada p{font-size:clamp(1.05rem,1.6vw,1.25rem);max-width:34em;margin:26px 0 34px;color:#B9C2CC}
.acciones{display:flex;flex-wrap:wrap;gap:12px}
.foto-portada{position:relative;margin:0;justify-self:end;width:100%;max-width:440px}
.foto-portada::before{content:"";position:absolute;inset:18px -18px -18px 18px;border:2px solid var(--azul);pointer-events:none}
.foto-portada img{position:relative;width:100%;aspect-ratio:4/5;object-fit:cover}
.foto-portada figcaption{position:absolute;left:-1px;bottom:24px;background:var(--azul);color:#fff;font:600 .82rem/1 var(--cuerpo);letter-spacing:.1em;text-transform:uppercase;padding:10px 14px}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}

/* ---------- Ventajas ---------- */
.ventajas{background:var(--carbon);color:#C3CBD4}
.ventajas ol{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(4,1fr)}
.ventajas li{padding:36px 28px 40px;border-left:1px solid rgba(255,255,255,.1);counter-increment:v}
.ventajas li:first-child{border-left:0;padding-left:0}
.ventajas li::before{content:"0" counter(v);display:block;font:700 .9rem/1 var(--titulos);color:var(--azul-luz);letter-spacing:.1em;margin-bottom:14px}
.ventajas h3{color:#fff;font-size:1.6rem;text-transform:uppercase;margin-bottom:8px}
.ventajas p{margin:0;font-size:.98rem;line-height:1.55}

/* ---------- Secciones ---------- */
.seccion{padding:clamp(72px,10vw,120px) 0}
.seccion-gris{background:var(--fondo)}
.cabeza{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:end;margin-bottom:56px}
.cabeza h2{font-size:clamp(2.4rem,4.6vw,3.8rem);text-transform:uppercase}
.cabeza p{margin:0;font-size:1.1rem;max-width:32em}
.cabeza .etiqueta{color:var(--azul-oscuro)}
.cabeza .etiqueta::before{background:var(--azul-oscuro)}

/* ---------- Servicios ---------- */
.servicios{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--linea);border:1px solid var(--linea)}
.servicio{background:#fff;padding:36px 32px 34px;display:flex;flex-direction:column;transition:background .25s}
.servicio:hover{background:var(--azul-claro)}
.servicio .icono{width:52px;height:52px;color:var(--azul-oscuro);margin-bottom:26px}
.servicio h3{font-size:1.75rem;text-transform:uppercase;margin-bottom:12px}
.servicio p{font-size:1rem}
.servicio ul{list-style:none;margin:auto 0 0;padding:16px 0 0;border-top:1px solid var(--linea);display:grid;gap:6px}
.servicio li{font-size:.94rem;color:var(--tinta);padding-left:18px;position:relative}
.servicio li::before{content:"";position:absolute;left:0;top:.62em;width:8px;height:2px;background:var(--azul)}

/* ---------- Proceso ---------- */
.proceso{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(4,1fr);gap:32px;counter-reset:p}
.proceso li{counter-increment:p;position:relative;padding-top:64px}
.proceso li::before{content:counter(p);position:absolute;top:0;left:0;width:44px;height:44px;border:2px solid var(--carbon);border-radius:50%;display:grid;place-items:center;font:700 1.3rem/1 var(--titulos);color:var(--tinta);background:var(--fondo);z-index:1}
.proceso li::after{content:"";position:absolute;top:22px;left:44px;right:-32px;height:2px;background:repeating-linear-gradient(90deg,var(--azul) 0 8px,transparent 8px 14px)}
.proceso li:last-child::after{display:none}
.proceso h3{font-size:1.45rem;text-transform:uppercase;margin-bottom:8px}
.proceso p{font-size:1rem;margin:0}

/* ---------- Obras ---------- */
.obras{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.obra{margin:0;background:#fff;border:1px solid var(--linea);display:flex;flex-direction:column}
.obra button{all:unset;cursor:zoom-in;display:block;aspect-ratio:3/4;overflow:hidden;background:var(--fondo)}
.obra button:focus-visible{outline:3px solid var(--azul);outline-offset:-3px}
.obra img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.obra button:hover img{transform:scale(1.04)}
.obra figcaption{padding:14px 16px 16px}
.obra h3{font-size:1.15rem;text-transform:uppercase;margin-bottom:4px}
.obra .lugar{font-size:.85rem;color:var(--suave);margin:0}
.obra .lugar b{color:var(--azul-oscuro);font-weight:600}
.obra p{font-size:.96rem;margin:0}
.obra .mas-fotos{font-size:.85rem;color:var(--suave);margin-top:10px}
.visor{border:0;padding:0;background:transparent;max-width:min(1100px,94vw);max-height:92vh}
.visor::backdrop{background:rgba(14,18,24,.94)}
.visor img{max-height:80vh;width:auto;margin:0 auto}
.visor .pie{color:#fff;display:flex;justify-content:space-between;align-items:center;gap:16px;padding:14px 4px 0}
.visor button{background:rgba(255,255,255,.12);color:#fff;border:0;border-radius:var(--radio);font:600 1rem var(--cuerpo);padding:.6em 1em;cursor:pointer}
.visor button:hover{background:rgba(255,255,255,.22)}

/* ---------- Zona ---------- */
.zona{background:var(--azul);color:#fff}
.zona .envoltura{display:grid;grid-template-columns:auto 1fr auto;gap:40px;align-items:center;padding-top:48px;padding-bottom:48px}
.zona h2{color:#fff;font-size:clamp(2rem,4vw,3.2rem);text-transform:uppercase}
.zona p{margin:0;font-size:1.1rem;max-width:30em}
.zona svg{width:110px;height:auto}

/* ---------- Contacto ---------- */
.contacto{display:grid;grid-template-columns:.9fr 1.1fr;gap:56px;align-items:start}
.vias{display:grid;gap:12px}
.via{display:flex;gap:16px;align-items:center;padding:18px 20px;background:#fff;border:1px solid var(--linea);border-radius:var(--radio);text-decoration:none;color:var(--tinta)}
a.via:hover{border-color:var(--azul)}
.via svg{width:28px;height:28px;color:var(--azul-oscuro);flex:none}
.via small{display:block;color:var(--suave);font-size:.82rem;text-transform:uppercase;letter-spacing:.08em}
.via strong{font-weight:600;font-size:1.1rem;word-break:break-word}
.formulario{background:#fff;border:1px solid var(--linea);padding:36px;border-radius:var(--radio)}
.formulario h3{font-size:1.8rem;text-transform:uppercase;margin-bottom:22px}
.campos{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.campo{display:flex;flex-direction:column;gap:6px}
.campo.ancho{grid-column:1/-1}
.campo label{font-weight:600;font-size:.92rem;color:var(--tinta)}
.campo input,.campo select,.campo textarea{font:inherit;font-size:1rem;padding:.75em .85em;border:1px solid #CFCACA;border-radius:var(--radio);background:#fff;color:var(--tinta);width:100%}
.campo textarea{min-height:130px;resize:vertical}
.campo input:focus,.campo select:focus,.campo textarea:focus{outline:none;border-color:var(--azul-oscuro);box-shadow:0 0 0 3px rgba(41,111,180,.22)}
.trampa{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.acepto{display:flex;gap:10px;align-items:flex-start;font-size:.9rem;margin:18px 0 22px}
.acepto input{margin-top:.3em;width:18px;height:18px;flex:none;accent-color:var(--azul-oscuro)}

/* ---------- Pie ---------- */
.pie-web{background:var(--noche);color:#9AA4B0;font-size:.95rem}
.pie-web .envoltura{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:40px;padding-top:64px;padding-bottom:40px}
.pie-web img{height:96px;width:auto;margin-bottom:18px}
.pie-web h4{font:700 1.05rem/1 var(--titulos);color:#fff;text-transform:uppercase;letter-spacing:.06em;margin:6px 0 16px}
.pie-web ul{list-style:none;margin:0;padding:0;display:grid;gap:8px}
.pie-web a{color:#CDD4DC;text-decoration:none}
.pie-web a:hover{color:var(--azul-luz)}
.legal{border-top:1px solid rgba(255,255,255,.08);padding:20px 0 28px;font-size:.85rem}
.legal .envoltura{display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;padding-top:0;padding-bottom:0;grid-template-columns:none}

/* ---------- Páginas legales ---------- */
.texto-legal{max-width:780px;padding:64px 24px 96px;margin:0 auto}
.texto-legal h1{font-size:clamp(2.4rem,5vw,3.4rem);text-transform:uppercase;margin-bottom:28px}
.texto-legal h2{font-size:1.6rem;text-transform:uppercase;margin:36px 0 12px}
.texto-legal table{border-collapse:collapse;width:100%;margin-bottom:1em}
.texto-legal td{border-bottom:1px solid var(--linea);padding:8px 10px 8px 0;vertical-align:top}
.texto-legal td:first-child{font-weight:600;color:var(--tinta);width:38%}

/* ---------- Botón flotante WhatsApp ---------- */
.flotante{position:fixed;right:18px;bottom:18px;z-index:60;width:58px;height:58px;border-radius:50%;background:#25D366;color:#fff;display:grid;place-items:center;box-shadow:0 6px 20px rgba(0,0,0,.25)}
.flotante svg{width:30px;height:30px}

/* ---------- Adaptación a móvil ---------- */
@media (max-width:1000px){
  .portada .envoltura{grid-template-columns:1fr;min-height:0;padding-top:64px;padding-bottom:72px}
  .foto-portada{justify-self:start;max-width:520px;width:calc(100% - 18px)}
  .obras{grid-template-columns:repeat(3,1fr)}
  .ventajas ol{grid-template-columns:1fr 1fr}
  .ventajas li:nth-child(3){border-left:0;padding-left:0}
  .ventajas li{border-top:1px solid rgba(255,255,255,.1)}
  .ventajas li:nth-child(-n+2){border-top:0}
  .servicios{grid-template-columns:1fr 1fr}
  .proceso{grid-template-columns:1fr 1fr;row-gap:44px}
  .proceso li:nth-child(2)::after{display:none}
  .cabeza{grid-template-columns:1fr;gap:18px;margin-bottom:40px}
  .contacto{grid-template-columns:1fr}
  .pie-web .envoltura{grid-template-columns:1fr 1fr}
  .pie-web .envoltura>div:first-child{grid-column:1/-1}
  .zona .envoltura{grid-template-columns:1fr auto}
  .zona svg{display:none}
}
@media (max-width:820px){
  .boton-menu{display:block}
  .menu{display:none;position:absolute;top:76px;left:0;right:0;background:#fff;flex-direction:column;align-items:stretch;gap:0;border-bottom:1px solid var(--linea);padding:8px 24px 20px}
  .menu.abierto{display:flex}
  .menu a{padding:14px 0;border-bottom:1px solid var(--linea)}
  .menu .boton{margin-top:14px;justify-content:center;border-bottom:0}
  .marca span{display:none}
}
@media (max-width:600px){
  .envoltura{padding:0 16px}
  .ventajas ol,.servicios,.proceso,.campos{grid-template-columns:1fr}
  .obras{grid-template-columns:1fr 1fr;gap:10px}
  .obra figcaption{padding:10px 12px 12px}
  .obra h3{font-size:1rem}
  .ventajas li{border-left:0;padding-left:0;border-top:1px solid rgba(255,255,255,.1)}
  .ventajas li:nth-child(2){border-top:1px solid rgba(255,255,255,.1)}
  .proceso li::after{display:none}
  .servicio{padding:30px 22px}
  .formulario{padding:24px 18px}
  .zona .envoltura{grid-template-columns:1fr}
  .pie-web .envoltura{grid-template-columns:1fr}
  .acciones .boton{width:100%;justify-content:center}
}