:root{--cian:#00E5FE;--noche:#0B0B10;--grafito:#15161D;--blanco:#F2F2F2;--cian-prof:#0A7C8C;--niebla:#9AA0AB;--linea:#262833;--ambar:#FFB547;--alto-cabecera:4.75rem}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:calc(var(--alto-cabecera) + 1rem)}
body{margin:0;background:var(--noche);color:var(--blanco);font:1.0625rem/1.6 system-ui,"Segoe UI",Roboto,Arial,sans-serif;min-height:100vh;overflow-x:hidden}
a{color:var(--cian)} a:hover{color:#7df2ff}
:focus-visible{outline:3px solid var(--cian);outline-offset:3px;border-radius:4px}
.saltar{position:absolute;left:-999px;top:0;background:var(--cian);color:#000;padding:.6rem 1rem;z-index:100}
.saltar:focus{left:0}
.solo-lector{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
absi-imagen{display:block}
h1,h2,h3{line-height:1.15;letter-spacing:.01em}

/* pantalla de carga */
#cargando{position:fixed;inset:0;background:var(--noche);display:grid;place-items:center;z-index:60;transition:opacity .6s ease}
#cargando.listo{opacity:0;pointer-events:none}
#cargando .latido{width:160px;display:block;animation:latido 1.8s ease-in-out infinite}
@keyframes latido{0%,100%{opacity:.55}45%{opacity:1}}

/* fondo de ondas */
.fondo-ondas{position:fixed;inset:0;z-index:-1;overflow:hidden;pointer-events:none}
.fondo-ondas .capa{position:absolute;left:-3%;top:0;width:106%}
@media (prefers-reduced-motion:no-preference){
  .fondo-ondas .c1{animation:deriva 22s ease-in-out infinite alternate}
  .fondo-ondas .c2{animation:deriva 18s ease-in-out infinite alternate-reverse}
  .fondo-ondas .c3{animation:deriva 16s ease-in-out infinite alternate}
  @keyframes deriva{from{transform:translate(-1.2%,0)}to{transform:translate(1.2%,.8%)}}
}

/* cabecera fija con menú */
.cabecera{position:sticky;top:0;z-index:40;display:flex;align-items:center;justify-content:space-between;gap:1rem;min-height:var(--alto-cabecera);padding:.5rem clamp(1rem,4vw,3rem);background:rgba(11,11,16,.82);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);border-bottom:1px solid transparent;transition:border-color .3s ease}
.cabecera.con-borde{border-bottom-color:var(--linea)}
.marca{display:block;width:clamp(110px,12vw,150px);text-decoration:none}
.menu ul{display:flex;align-items:center;gap:clamp(.8rem,2vw,1.8rem);list-style:none;margin:0;padding:0}
.menu a{color:var(--blanco);text-decoration:none;padding:.45rem .1rem;border-bottom:2px solid transparent;font-weight:500}
.menu a:hover,.menu a[aria-current="true"]{border-color:var(--cian)}
.menu a.menu-destacado{border:1px solid var(--cian);color:var(--cian);border-radius:999px;padding:.45rem 1.1rem}
.menu a.menu-destacado:hover{background:var(--cian);color:#04141a}
.menu-boton{display:none;align-items:center;gap:.6rem;background:transparent;color:var(--blanco);border:1px solid var(--linea);border-radius:999px;padding:.55rem 1rem;font:inherit;cursor:pointer}
.menu-icono,.menu-icono::before,.menu-icono::after{display:block;width:18px;height:2px;background:var(--cian);border-radius:2px;position:relative;transition:transform .25s ease}
.menu-icono::before,.menu-icono::after{content:"";position:absolute;left:0}
.menu-icono::before{top:-6px}.menu-icono::after{top:6px}
.menu-boton[aria-expanded="true"] .menu-icono{background:transparent}
.menu-boton[aria-expanded="true"] .menu-icono::before{transform:translateY(6px) rotate(45deg)}
.menu-boton[aria-expanded="true"] .menu-icono::after{transform:translateY(-6px) rotate(-45deg)}
@media (max-width:860px){
  .menu-boton{display:inline-flex}
  .menu{position:absolute;top:100%;left:0;right:0;background:var(--grafito);border-bottom:1px solid var(--linea);display:none}
  .menu.abierto{display:block}
  .menu ul{flex-direction:column;align-items:stretch;gap:0;padding:.5rem 1rem 1rem}
  .menu a{display:block;padding:.9rem .4rem;border-bottom:1px solid var(--linea)}
  .menu a.menu-destacado{margin-top:.8rem;text-align:center}
}

/* carrusel */
.carrusel{position:relative}
.diapositivas{display:grid;min-height:calc(100svh - var(--alto-cabecera))}
.diap{grid-area:1/1;position:relative;opacity:0;visibility:hidden;transition:opacity .8s ease,visibility 0s linear .8s}
.diap.activa{opacity:1;visibility:visible;transition:opacity .8s ease}
.diap .arte{position:absolute;inset:0;width:100%;height:100%}
.diap .arte canvas,.diap .arte img{width:100% !important;height:100% !important;object-fit:cover;object-position:75% 50%}
.diap .arte.vertical{display:none}
.diap .texto{position:absolute;left:clamp(1rem,6vw,6rem);top:50%;transform:translateY(-50%);max-width:min(32rem,42vw);z-index:2}
.diap h1,.diap h2{font-size:clamp(1.9rem,4vw,3.4rem);margin:0 0 1rem}
.diap p{color:var(--niebla);font-size:clamp(1.05rem,1.6vw,1.3rem);margin:0 0 1.6rem}
.controles{position:absolute;left:0;right:0;bottom:1.4rem;display:flex;gap:.6rem;align-items:center;justify-content:center;z-index:3}
.controles button{width:2.8rem;height:2.8rem;border-radius:50%;border:1px solid var(--cian-prof);background:rgba(21,22,29,.85);color:var(--cian);font-size:1.15rem;cursor:pointer}
.controles button:hover{border-color:var(--cian)}
.puntos{display:flex;gap:.5rem;margin-left:.6rem}
.puntos button{width:.85rem;height:.85rem;padding:0;border-radius:50%;border:1px solid var(--cian);background:transparent}
.puntos button[aria-current="true"]{background:var(--cian)}
@media (max-width:760px){
  .diapositivas{min-height:0}
  .diap{display:flex;flex-direction:column}
  .diap .arte.horizontal{display:none}.diap .arte.vertical{display:block;position:relative;aspect-ratio:4/5;width:100%;height:auto}
  .diap .arte canvas,.diap .arte img{object-position:50% 50%}
  .diap .texto{position:relative;left:auto;top:auto;transform:none;max-width:none;padding:0 1.2rem 5rem}
}

/* botones */
.boton{display:inline-block;background:var(--cian);color:#04141a;text-decoration:none;font-weight:700;padding:.8rem 1.6rem;border-radius:999px;border:1px solid var(--cian)}
.boton:hover{background:#7df2ff;border-color:#7df2ff;color:#04141a}
.boton.secundario{background:transparent;color:var(--cian)}
.boton.secundario:hover{background:var(--cian);color:#04141a}

/* separadores */
.separador{width:min(1100px,92%);margin:1.5rem auto;clip-path:inset(0 100% 0 0)}
.separador.visto{clip-path:inset(0 0 0 0);transition:clip-path 1s ease-out}

/* secciones */
.seccion{max-width:1100px;margin:0 auto;padding:3rem clamp(1rem,4vw,3rem) 3.5rem}
.antetitulo{color:var(--cian);text-transform:uppercase;letter-spacing:.18em;font-size:.8rem;font-weight:700;margin:0 0 .6rem}
.seccion h2{font-size:clamp(1.7rem,3.2vw,2.5rem);margin:0 0 1.6rem;max-width:22ch}
.destacado{font-size:clamp(1.12rem,1.7vw,1.3rem);color:var(--blanco);max-width:60ch}
.seccion p{color:var(--niebla);max-width:65ch}
.seccion p.destacado{color:var(--blanco)}
.dos-columnas{display:grid;grid-template-columns:1fr 1fr;gap:2rem;align-items:start}
.dos-columnas p{margin:0}
@media (max-width:760px){.dos-columnas{grid-template-columns:1fr;gap:1rem}}

.servicios,.compromisos{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:1.2rem}
.servicios li,.compromisos li{background:var(--grafito);border:1px solid var(--linea);border-radius:16px;padding:1.5rem;transition:border-color .3s ease}
.servicios li:hover,.compromisos li:hover{border-color:var(--cian-prof)}
.servicios absi-imagen{width:52px;height:52px;margin-bottom:.9rem}
.servicios h3,.compromisos h3{margin:0 0 .4rem;font-size:1.15rem}
.servicios p,.compromisos p{margin:0}

.pasos{list-style:none;margin:2rem 0;padding:0;display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:1.2rem;counter-reset:none}
.pasos li{display:flex;gap:1rem;align-items:flex-start;border-left:2px solid var(--cian-prof);padding:.2rem 0 .2rem 1rem}
.paso-num{flex:none;width:2.2rem;height:2.2rem;border-radius:50%;display:grid;place-items:center;border:1px solid var(--cian);color:var(--cian);font-weight:700}
.pasos h3{margin:.15rem 0 .3rem;font-size:1.1rem}.pasos p{margin:0}
.nota{border:1px solid var(--linea);border-radius:12px;padding:1rem 1.2rem;background:rgba(21,22,29,.6)}

.contacto{text-align:center}
.contacto h2,.contacto .destacado{margin-left:auto;margin-right:auto}
.acciones{display:flex;flex-wrap:wrap;gap:1rem;justify-content:center;margin-top:1.5rem}
.acciones .boton{overflow-wrap:anywhere}

/* pie de página */
.pie{border-top:1px solid var(--linea);background:rgba(21,22,29,.7);margin-top:2rem;color:var(--niebla)}
.pie-columnas{max-width:1100px;margin:0 auto;padding:2.5rem clamp(1rem,4vw,3rem);display:grid;grid-template-columns:1.4fr 1fr 1.2fr;gap:2rem}
.pie-marca .mini{width:52px;margin-bottom:.8rem}
.pie-nombre{color:var(--blanco);font-weight:700;margin:0}
.pie-lema{margin:.2rem 0 0;font-style:italic}
.pie-col h2{color:var(--blanco);font-size:1rem;margin:0 0 .8rem}
.pie-col ul{list-style:none;margin:0;padding:0;display:grid;gap:.5rem}
.pie-col a{color:var(--niebla);text-decoration:none;overflow-wrap:anywhere}
.pie-col a:hover{color:var(--cian);text-decoration:underline}
.pie-final{border-top:1px solid var(--linea);max-width:1100px;margin:0 auto;padding:1.2rem clamp(1rem,4vw,3rem) 2rem;display:flex;flex-wrap:wrap;justify-content:space-between;gap:.6rem;font-size:.92rem}
.pie-final p{margin:0}
.pie-final a{color:var(--niebla)} .pie-final a:hover{color:var(--cian)}
@media (max-width:760px){.pie-columnas{grid-template-columns:1fr}}

/* páginas simples: error y aviso de privacidad */
.pagina-simple{max-width:760px;margin:0 auto;padding:3rem clamp(1rem,4vw,2rem) 4rem}
.pagina-simple h1{font-size:clamp(1.8rem,4vw,2.6rem);margin:0 0 1rem}
.pagina-simple h2{font-size:1.25rem;margin:2rem 0 .6rem}
.pagina-simple p,.pagina-simple li{color:var(--niebla)}
.error-arte{width:min(420px,90%);margin:1rem auto 2rem}
.centrado{text-align:center}

.absi-alt{color:var(--niebla)}

@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .diap,.diap.activa,#cargando,.cabecera,.servicios li,.compromisos li{transition:none}
  #cargando .latido{animation:none}
  .separador{clip-path:none}
}