/* ===========================================================
   ALFESTAL ingeniería — hoja de estilo 2026 (rev. B)
   Azul noche #0C2340 · cian #4AE8F9 · papel #F3F5F6
   Tipografía: IBM Plex Sans + IBM Plex Mono
   =========================================================== */

:root{
  --noche:#0C2340;
  --noche-2:#143257;
  --tinta:#10171C;
  --gris:#58666F;
  --gris-claro:#8794A0;
  --linea:#DFE6E9;
  --linea-fuerte:#C6D3D8;
  --papel:#F3F5F6;
  --papel-2:#E9EFF1;
  --blanco:#FFFFFF;
  --cian:#4AE8F9;
  --cian-hondo:#0A7E93;
  --cian-suave:#E4FAFD;
  --max:1240px;
  --h:62px;
  --sombra:0 1px 2px rgba(12,35,64,.05);
  --sombra-alta:0 14px 36px rgba(12,35,64,.13);
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;background:var(--blanco);color:var(--tinta);
  font-family:'IBM Plex Sans',-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,Helvetica,Arial,sans-serif;
  font-size:17px;line-height:1.65;-webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit}
::selection{background:var(--cian);color:var(--noche)}

h1,h2,h3,h4{font-family:'IBM Plex Sans',sans-serif;font-weight:600;line-height:1.08;margin:0;color:var(--noche);
  letter-spacing:-.025em;text-wrap:balance}
h1{font-size:clamp(2.4rem,5.2vw,4.3rem)}
h2{font-size:clamp(1.75rem,3.2vw,2.7rem)}
h3{font-size:1.2rem;letter-spacing:-.015em}
p{margin:0 0 1.1em}
.mono{font-family:'IBM Plex Mono',ui-monospace,Menlo,Consolas,monospace;font-variant-numeric:tabular-nums}

.contenedor{width:100%;max-width:var(--max);margin:0 auto;padding-inline:26px}
.seccion{padding-block:88px}
.seccion--papel{background:var(--papel)}
.seccion--borde{border-top:1px solid var(--linea)}
.entradilla{color:var(--gris);font-size:1.08rem;max-width:62ch}

/* rejilla con raíl de sección */
.rejilla-rail{display:grid;grid-template-columns:210px minmax(0,1fr);gap:48px;align-items:start}
.rail{position:sticky;top:calc(var(--h) + 34px)}
.rail__num{font-family:'IBM Plex Mono',monospace;font-size:.78rem;color:var(--cian-hondo);display:block;
  letter-spacing:.14em}
.rail__txt{font-size:.82rem;text-transform:uppercase;letter-spacing:.14em;color:var(--gris);margin:8px 0 0;
  padding-top:10px;border-top:2px solid var(--noche);font-weight:600}
.cabeza{max-width:720px;margin-bottom:38px}

/* ---------- barra superior ---------- */
.barra{background:var(--noche);color:#A9BDD2;font-size:.8rem}
.barra__int{display:flex;align-items:center;justify-content:space-between;gap:18px;min-height:38px;flex-wrap:wrap}
.barra a{text-decoration:none}
.barra a:hover{color:var(--cian)}
.barra__datos{display:flex;gap:18px;flex-wrap:wrap;align-items:center;
  font-family:'IBM Plex Mono',monospace;letter-spacing:.02em}
.barra__datos b{color:#fff;font-weight:500}
.idiomas{display:flex;align-items:center;gap:4px}
.idiomas a{font-family:'IBM Plex Mono',monospace;font-size:.76rem;letter-spacing:.08em;padding:3px 9px;
  border:1px solid rgba(255,255,255,.22);color:#C6D6E5;transition:.2s}
.idiomas a:hover{border-color:var(--cian);color:var(--cian)}
.idiomas a[aria-current="true"]{background:var(--cian);border-color:var(--cian);color:var(--noche);font-weight:500}

/* ---------- cabecera ---------- */
.cabecera{position:sticky;top:env(safe-area-inset-top,0px);z-index:60;background:rgba(255,255,255,.95);
  backdrop-filter:blur(10px);border-bottom:1px solid var(--linea)}
.cabecera__int{display:flex;align-items:center;justify-content:space-between;height:var(--h);gap:18px}
.marca{display:flex;align-items:center;gap:12px;text-decoration:none}
.marca img{height:30px;width:auto}
.marca span{font-family:'IBM Plex Mono',monospace;font-size:.66rem;letter-spacing:.14em;text-transform:uppercase;
  color:var(--gris-claro);border-left:1px solid var(--linea);padding-left:12px;line-height:1.45}
.nav{display:flex;align-items:center;gap:4px}
.nav a{font-size:.93rem;font-weight:500;text-decoration:none;padding:8px 13px;color:var(--gris);
  border-bottom:2px solid transparent;transition:color .2s,border-color .2s}
.nav a:hover{color:var(--tinta)}
.nav a[aria-current="page"]{color:var(--noche);border-bottom-color:var(--cian)}
.nav .btn{margin-left:10px;border-bottom:0}
.menu-btn{display:none;background:#fff;border:1px solid var(--linea);padding:8px 13px;font:inherit;font-size:.9rem;
  cursor:pointer;color:var(--tinta)}

/* ---------- botones ---------- */
.btn{display:inline-flex;align-items:center;gap:9px;font-size:.95rem;font-weight:600;padding:12px 24px;
  text-decoration:none;cursor:pointer;border:1px solid var(--noche);background:var(--noche);color:#fff;
  transition:background .2s,color .2s,border-color .2s}
.btn::after{content:'→';font-family:'IBM Plex Mono',monospace;transition:transform .2s}
.btn:hover::after{transform:translateX(4px)}
.btn:hover{background:var(--noche-2)}
.btn--cian{background:var(--cian);border-color:var(--cian);color:var(--noche)}
.btn--cian:hover{background:#2cdcf0;border-color:#2cdcf0}
.btn--linea{background:transparent;color:var(--noche);border-color:var(--linea-fuerte)}
.btn--linea:hover{background:var(--papel);border-color:var(--noche)}
.btn--claro{background:transparent;border-color:rgba(255,255,255,.45);color:#fff}
.btn--claro:hover{background:#fff;color:var(--noche);border-color:#fff}
.botonera{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px}

/* ---------- portada ---------- */
.portada{border-bottom:1px solid var(--linea);background:
  linear-gradient(180deg,#fff 0%,var(--papel) 100%)}
.portada__int{display:grid;grid-template-columns:minmax(0,1.08fr) minmax(0,.92fr);gap:54px;align-items:center;padding-block:64px 58px}
.portada__eyebrow{font-family:'IBM Plex Mono',monospace;font-size:.78rem;letter-spacing:.18em;text-transform:uppercase;
  color:var(--cian-hondo);margin:0 0 20px;display:flex;align-items:center;gap:12px}
.portada__eyebrow::before{content:'';width:28px;height:2px;background:var(--cian)}
.portada h1 em{font-style:normal;color:var(--cian-hondo)}
.portada__texto{color:var(--gris);font-size:1.1rem;margin-top:22px;max-width:52ch}
.portada__media{position:relative}
.portada__media img{width:100%;aspect-ratio:4/3;object-fit:cover;border:1px solid var(--linea)}
.portada__media figcaption{font-family:'IBM Plex Mono',monospace;font-size:.72rem;letter-spacing:.08em;
  color:var(--gris-claro);margin-top:10px;text-transform:uppercase}
.portada__sello{position:absolute;left:-14px;bottom:52px;background:var(--noche);color:#fff;padding:12px 16px;
  font-family:'IBM Plex Mono',monospace;font-size:.76rem;letter-spacing:.06em;line-height:1.5}
.portada__sello b{color:var(--cian);display:block;font-size:1.1rem;font-weight:500}
.portada--corta .portada__int{grid-template-columns:1fr;padding-block:54px 46px;gap:0}
.portada--corta .portada__texto{max-width:64ch}

/* cifras en línea */
.cifras{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));border-top:1px solid var(--linea);margin-top:0}
.cifra{padding:20px 22px 24px;border-right:1px solid var(--linea)}
.cifra:last-child{border-right:0}
.cifra b{display:block;font-family:'IBM Plex Mono',monospace;font-size:1.9rem;line-height:1.1;color:var(--noche);
  font-weight:500;letter-spacing:-.02em}
.cifra span{font-size:.82rem;color:var(--gris)}

/* ---------- filas de servicio ---------- */
.servicios{border-top:1px solid var(--linea)}
.servicio{display:grid;grid-template-columns:64px minmax(0,1fr) minmax(0,1.25fr);gap:28px;padding:26px 0;border-bottom:1px solid var(--linea);
  transition:background .25s;position:relative}
.servicio:hover{background:var(--papel)}
.servicio::after{content:'';position:absolute;left:0;bottom:-1px;height:2px;width:0;background:var(--cian);
  transition:width .35s cubic-bezier(.2,.7,.3,1)}
.servicio:hover::after{width:100%}
.servicio__num{font-family:'IBM Plex Mono',monospace;font-size:.82rem;color:var(--cian-hondo);padding-top:4px}
.servicio h3{margin:0}
.servicio p{margin:0;color:var(--gris);font-size:.98rem}
.servicio ul{margin:12px 0 0;padding:0;list-style:none;display:flex;flex-wrap:wrap;gap:6px}
.servicio ul li{font-family:'IBM Plex Mono',monospace;font-size:.74rem;letter-spacing:.02em;color:var(--gris);
  border:1px solid var(--linea-fuerte);padding:3px 9px;background:#fff}

/* ---------- obra reciente (tipo libro de registro) ---------- */
.obras{border-top:2px solid var(--noche)}
.obra{display:grid;grid-template-columns:78px 150px minmax(0,1fr) 230px;gap:22px;padding:20px 0;
  border-bottom:1px solid var(--linea);align-items:baseline;transition:background .22s}
.obra:hover{background:var(--papel)}
.obra__anio{font-family:'IBM Plex Mono',monospace;font-size:.84rem;color:var(--cian-hondo)}
.obra__tipo{font-size:.78rem;text-transform:uppercase;letter-spacing:.1em;color:var(--gris);font-weight:600}
.obra h3{font-size:1.05rem;margin:0 0 4px}
.obra p{margin:0;color:var(--gris);font-size:.95rem}
.obra__cliente{font-size:.88rem;color:var(--gris-claro);text-align:right}

/* ---------- franja oscura ---------- */
.franja{background:var(--noche);color:#CBDAE8}
.franja h2,.franja h3{color:#fff}
.franja__int{display:grid;grid-template-columns:minmax(0,.95fr) minmax(0,1.05fr);gap:52px;align-items:center;padding-block:80px}
.franja .portada__eyebrow{color:var(--cian)}
.franja p{color:#A9BDD2}
.franja__foto img{width:100%;aspect-ratio:4/3;object-fit:cover}
.franja__foto figcaption{font-family:'IBM Plex Mono',monospace;font-size:.72rem;letter-spacing:.06em;color:#8FA6BC;
  margin-top:10px;text-transform:uppercase}
.datos{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:0 28px;margin-top:24px}
@media(max-width:620px){.datos{grid-template-columns:1fr}}
.datos div{display:flex;justify-content:space-between;gap:12px;padding:10px 0;
  border-bottom:1px solid rgba(255,255,255,.14);font-size:.92rem}
.datos b{color:#fff;font-weight:500}
.datos span{color:#8FA6BC;font-family:'IBM Plex Mono',monospace;font-size:.78rem;text-transform:uppercase;
  letter-spacing:.06em;align-self:center}

/* ---------- tarjetas sobrias ---------- */
.rejilla{display:grid;gap:1px;background:var(--linea);border:1px solid var(--linea)}
.rejilla--2{grid-template-columns:repeat(2,minmax(0,1fr))}
.rejilla--3{grid-template-columns:repeat(3,minmax(0,1fr))}
.rejilla--4{grid-template-columns:repeat(4,minmax(0,1fr))}
.tarjeta{background:#fff;padding:26px 24px;transition:background .22s;height:100%}
.tarjeta:hover{background:#FAFCFC}
.tarjeta h3{margin-bottom:8px}
.tarjeta p{color:var(--gris);font-size:.96rem;margin:0}
.tarjeta__eti{font-family:'IBM Plex Mono',monospace;font-size:.74rem;letter-spacing:.1em;text-transform:uppercase;
  color:var(--cian-hondo);display:block;margin-bottom:10px}

/* pasos */
.pasos{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:0;border-top:2px solid var(--noche)}
.paso{padding:24px 22px 26px;border-right:1px solid var(--linea)}
.paso:last-child{border-right:0}
.paso b{font-family:'IBM Plex Mono',monospace;font-size:.8rem;color:var(--cian-hondo);display:block;margin-bottom:10px}
.paso h3{font-size:1.02rem;margin-bottom:6px}
.paso p{color:var(--gris);font-size:.94rem;margin:0}

/* hitos */
.hitos{border-left:1px solid var(--linea);padding-left:26px;margin-top:8px}
.hito{position:relative;padding-bottom:24px}
.hito::before{content:'';position:absolute;left:-30px;top:9px;width:9px;height:9px;background:var(--cian);
  border:2px solid var(--noche)}
.hito b{font-family:'IBM Plex Mono',monospace;font-size:.82rem;color:var(--cian-hondo);display:block}
.hito h3{font-size:1.05rem;margin:3px 0 4px}
.hito p{margin:0;color:var(--gris);font-size:.95rem}

/* listas */
.lista-larga{columns:2;column-gap:34px;list-style:none;padding:0;margin:22px 0 0;color:var(--gris);font-size:.97rem}
.lista-larga li{break-inside:avoid;position:relative;padding-left:22px;margin-bottom:9px}
.lista-larga li::before{content:'';position:absolute;left:0;top:.7em;width:12px;height:1px;background:var(--cian-hondo)}
.lista-larga b{color:var(--tinta);font-family:'IBM Plex Mono',monospace;font-size:.88rem}

/* ---------- mapamundi ---------- */
.mapa{margin:0;background:var(--noche);padding:20px 20px 0;position:relative;overflow:hidden}
.mapamundi{width:100%;height:auto;display:block}
.mapamundi .grat{fill:none;stroke:rgba(255,255,255,.07);stroke-width:1}
.mapamundi .tierra{fill:#17304C;stroke:#24476B;stroke-width:1}
.mapamundi .punto{cursor:pointer;outline:none}
.mapamundi .nucleo{fill:var(--cian);stroke:#0C2340;stroke-width:2;transition:r .18s}
.mapamundi .punto:hover .nucleo,.mapamundi .punto:focus-visible .nucleo,
.mapamundi .punto[data-activo="1"] .nucleo{r:13;fill:#fff}
.mapamundi .punto--grande .nucleo{stroke-width:2.5}
.mapamundi .pulso{pointer-events:none;fill:none;stroke:var(--cian);stroke-width:2;opacity:.5;transform-origin:center;
  transform-box:fill-box;animation:latido 3.4s ease-out infinite}
@keyframes latido{0%{transform:scale(1);opacity:.5}70%{transform:scale(2.8);opacity:0}100%{opacity:0}}
.mapamundi .etiqueta{font-family:'IBM Plex Mono',monospace;font-size:20px;fill:#fff;opacity:0;transition:opacity .18s;
  letter-spacing:.04em;pointer-events:none}
.mapamundi .punto:hover .etiqueta,.mapamundi .punto:focus-visible .etiqueta,
.mapamundi .punto[data-activo="1"] .etiqueta{opacity:1}
.mapamundi .etiqueta-fija{font-family:'IBM Plex Mono',monospace;font-size:19px;fill:var(--cian);letter-spacing:.04em;pointer-events:none}
.mapa__detalle{display:flex;flex-wrap:wrap;align-items:baseline;gap:6px 14px;border-top:1px solid rgba(255,255,255,.16);
  margin-top:12px;padding:14px 2px 16px;min-height:58px;color:#A9BDD2;font-size:.92rem}
.mapa__detalle b{color:#fff;font-size:1.05rem;font-weight:600}
.mapa__detalle .pista{font-family:'IBM Plex Mono',monospace;font-size:.76rem;letter-spacing:.08em;
  text-transform:uppercase;color:#7D93AA}
.leyenda{list-style:none;padding:0;margin:26px 0 0;display:grid;gap:0;
  grid-template-columns:repeat(auto-fill,minmax(290px,1fr));border-top:1px solid var(--linea)}
.leyenda li{padding:12px 14px 12px 22px;border-bottom:1px solid var(--linea);position:relative;font-size:.93rem}
.leyenda li::before{content:'';position:absolute;left:4px;top:1.25em;width:7px;height:7px;background:var(--cian);
  border:1.5px solid var(--noche)}
.leyenda b{color:var(--noche);display:block;font-weight:600}
.leyenda span{color:var(--gris)}

/* ---------- archivo de proyectos ---------- */
.filtros{display:flex;flex-wrap:wrap;gap:8px;margin:0 0 6px}
.filtro{font:inherit;font-family:'IBM Plex Mono',monospace;font-size:.82rem;border:1px solid var(--linea-fuerte);
  background:#fff;padding:7px 14px;cursor:pointer;color:var(--gris);transition:.18s}
.filtro:hover{border-color:var(--noche);color:var(--tinta)}
.filtro[aria-pressed="true"]{background:var(--noche);color:#fff;border-color:var(--noche)}
.buscador{display:flex;align-items:center;gap:12px;background:#fff;border:1px solid var(--linea-fuerte);
  padding:11px 15px;margin-top:12px}
.buscador input{border:0;outline:0;font:inherit;width:100%;background:transparent}
.buscador span{font-family:'IBM Plex Mono',monospace;font-size:.76rem;letter-spacing:.1em;text-transform:uppercase;
  color:var(--gris-claro)}
.conteo{margin:12px 0 0;font-family:'IBM Plex Mono',monospace;font-size:.8rem;color:var(--gris-claro);
  letter-spacing:.06em;text-transform:uppercase}
.archivo{margin-top:18px;border-top:2px solid var(--noche)}
.archivo__fila{display:grid;grid-template-columns:72px 168px minmax(0,1fr);gap:20px;padding:13px 0;align-items:baseline;
  border-bottom:1px solid var(--linea);transition:background .18s}
.archivo__fila:hover{background:var(--papel)}
.archivo__cod{font-family:'IBM Plex Mono',monospace;font-size:.82rem;color:var(--cian-hondo)}
.archivo__tipo{font-size:.78rem;text-transform:uppercase;letter-spacing:.08em;color:var(--gris)}
.archivo__tit{color:var(--tinta);font-size:.97rem}
.archivo__anio{font-family:'IBM Plex Mono',monospace;font-size:.82rem;color:var(--gris-claro);text-align:right}

/* ---------- contacto ---------- */
.formulario{display:grid;gap:15px;margin-top:22px}
.campo{display:flex;flex-direction:column;gap:6px}
.campo label{font-family:'IBM Plex Mono',monospace;font-size:.74rem;letter-spacing:.1em;text-transform:uppercase;
  color:var(--gris)}
.campo input,.campo textarea,.campo select{font:inherit;padding:12px 14px;border:1px solid var(--linea-fuerte);
  background:#fff;outline:0;transition:border-color .2s,box-shadow .2s;color:var(--tinta)}
.campo input:focus,.campo textarea:focus,.campo select:focus{border-color:var(--cian-hondo);
  box-shadow:0 0 0 3px var(--cian-suave)}
.dos-campos{display:grid;grid-template-columns:1fr 1fr;gap:15px}
.aviso{font-size:.84rem;color:var(--gris-claro)}
.ficha-contacto{border:1px solid var(--linea);padding:22px 24px;background:#fff}
.ficha-contacto + .ficha-contacto{border-top:0}
.ficha-contacto h3{font-size:1.02rem;margin-bottom:8px}
.ficha-contacto p{margin:0 0 4px;color:var(--gris);font-size:.95rem}
.ficha-contacto a{color:var(--cian-hondo);text-decoration:none;font-weight:500}
.ficha-contacto a:hover{text-decoration:underline}
.encuadre{border:1px solid var(--linea);overflow:hidden}

.dos{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);gap:52px;align-items:start}
.cita-destacada{font-size:1.15rem;line-height:1.5;color:var(--noche);border-left:2px solid var(--cian);
  padding-left:18px;margin-top:24px;font-weight:500}

/* ---------- llamada final ---------- */
.llamada{background:var(--noche);color:#fff;padding-block:76px}
.llamada__int{display:grid;grid-template-columns:minmax(0,1.2fr) minmax(0,.8fr);gap:40px;align-items:center}
.llamada h2{color:#fff}
.llamada p{color:#A9BDD2;margin:14px 0 0;max-width:52ch}
.llamada .botonera{margin-top:0;justify-content:flex-end}

/* ---------- pie ---------- */
.cierre{background:#081524;color:#93A5B6;padding-block:56px 22px;font-size:.93rem}
.cierre a{text-decoration:none}
.cierre a:hover{color:var(--cian)}
.cierre__rejilla{display:grid;grid-template-columns:minmax(0,1.6fr) repeat(3,minmax(0,1fr));gap:36px}
.cierre h4{color:#fff;font-family:'IBM Plex Mono',monospace;font-size:.74rem;letter-spacing:.14em;
  text-transform:uppercase;margin-bottom:14px;font-weight:500}
.cierre ul{list-style:none;padding:0;margin:0}
.cierre ul li{margin-bottom:8px}
.cierre img{height:30px;margin-bottom:16px}
.cierre__pie{border-top:1px solid rgba(255,255,255,.12);margin-top:38px;padding-top:16px;display:flex;
  justify-content:space-between;gap:16px;flex-wrap:wrap;font-family:'IBM Plex Mono',monospace;font-size:.76rem;
  color:#64788B}

/* ---------- animación y foco ---------- */
.js .aparece{opacity:0;transform:translateY(14px);transition:opacity .6s ease,transform .6s cubic-bezier(.2,.7,.3,1)}
.js .aparece.visible{opacity:1;transform:none}
:focus-visible{outline:2px solid var(--cian-hondo);outline-offset:2px}
@media (prefers-reduced-motion:reduce){
  .js .aparece{opacity:1;transform:none;transition:none}
  .mapamundi .pulso{animation:none}
  html{scroll-behavior:auto}
}

/* ---------- responsive ---------- */
@media(max-width:1040px){
  .rejilla-rail{grid-template-columns:1fr;gap:26px}
  .rail{position:static;display:flex;align-items:baseline;gap:12px}
  .rail__txt{border-top:0;margin:0;padding:0}
  .portada__int{grid-template-columns:1fr;gap:34px;padding-block:48px 44px}
  .portada__sello{left:0}
  .franja__int{grid-template-columns:1fr;gap:32px;padding-block:62px}
  .rejilla--4{grid-template-columns:repeat(2,minmax(0,1fr))}
  .pasos{grid-template-columns:repeat(2,minmax(0,1fr))}
  .paso:nth-child(2){border-right:0}
  .servicio{grid-template-columns:48px minmax(0,1fr);gap:18px}
  .servicio > div:last-child{grid-column:2}
  .obra{grid-template-columns:70px minmax(0,1fr);gap:10px 18px}
  .obra__cliente{grid-column:2;text-align:left}
  .obra__tipo{grid-column:2}
  .llamada__int{grid-template-columns:1fr;gap:24px}
  .llamada .botonera{justify-content:flex-start}
}
@media(max-width:860px){
  .dos{grid-template-columns:1fr;gap:32px}
  .rejilla--3{grid-template-columns:repeat(2,minmax(0,1fr))}
  .cifras{grid-template-columns:repeat(2,minmax(0,1fr))}
  .cifra:nth-child(2){border-right:0}
  .cifra:nth-child(3),.cifra:nth-child(4){border-top:1px solid var(--linea)}
  .cierre__rejilla{grid-template-columns:1fr 1fr}
  .lista-larga{columns:1}
}
@media(max-width:700px){
  body{font-size:16px}
  .seccion{padding-block:56px}
  .contenedor{padding-inline:18px}
  .barra__datos{font-size:.72rem;gap:12px}
  .menu-btn{display:block}
  .nav{position:absolute;top:var(--h);left:0;right:0;background:#fff;border-bottom:1px solid var(--linea);
    flex-direction:column;align-items:stretch;gap:0;padding:8px 18px 14px;display:none;box-shadow:var(--sombra-alta)}
  .nav.abierto{display:flex}
  .nav a{padding:12px 0;border-bottom:1px solid var(--linea)}
  .nav .btn{margin:10px 0 0;justify-content:center}
  .rejilla--2,.rejilla--3,.rejilla--4{grid-template-columns:1fr}
  .pasos{grid-template-columns:1fr}
  .paso{border-right:0;border-bottom:1px solid var(--linea)}
  .dos-campos{grid-template-columns:1fr}
  .cierre__rejilla{grid-template-columns:1fr}
  .archivo__fila{grid-template-columns:62px minmax(0,1fr);gap:4px 14px}
  .archivo__tipo{grid-column:2;color:var(--gris-claro);font-size:.74rem;order:3}
  .archivo__tit{grid-column:2}
  .mapa{padding:12px 12px 0}
  .mapamundi .etiqueta,.mapamundi .etiqueta-fija{font-size:26px}
  .leyenda{grid-template-columns:1fr}
}