/* 3DKiss — estilos */
:root{
  --naranja:#FA570D;
  --naranja-canto:#C2400A;
  --naranja-claro:#FFE6DA;
  --grafito:#2D3135;
  --grafito-hondo:#15181A;
  --gris-texto:#5B6268;
  --gris-pieza:#ECEEEF;
  --gris-linea:#D8DCDE;
  --blanco:#FFFFFF;
  --ancho:1160px;
  --radio:16px;
  color-scheme:light;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:84px;-webkit-text-size-adjust:100%}
body{margin:0;background:var(--blanco);color:var(--grafito);font-family:"Archivo",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;font-size:1.0625rem;line-height:1.55;padding-bottom:env(safe-area-inset-bottom,0px)}
img,svg{max-width:100%;display:block}
img{height:auto}
picture{display:block}
a{color:inherit}
:focus-visible{outline:3px solid var(--naranja);outline-offset:3px;border-radius:6px}
.contenedor{width:100%;max-width:var(--ancho);margin:0 auto;padding:0 20px}
.saltar{position:absolute;left:-9999px;top:8px;z-index:100;background:var(--grafito);color:#fff;padding:.6em 1em;border-radius:8px}
.saltar:focus{left:12px}

h1,h2,h3{font-stretch:125%;font-weight:800;line-height:1.08;letter-spacing:-.01em;margin:0;text-wrap:balance}
h1{font-size:clamp(2.05rem,7.6vw,4rem)}
h2{font-size:clamp(1.75rem,5.5vw,2.7rem)}
h3{font-size:1.15rem;font-stretch:112%;line-height:1.2}
p{margin:0}

/* Botones */
.boton{display:inline-flex;align-items:center;justify-content:center;gap:.5em;min-height:48px;padding:.75em 1.4em;border-radius:12px;font:inherit;font-weight:700;font-stretch:110%;text-decoration:none;font-size:1rem;border:2px solid var(--grafito);cursor:pointer;transition:transform .15s ease,box-shadow .15s ease,background-color .15s ease}
.boton-principal{background:var(--naranja);border-color:var(--naranja);color:var(--blanco);box-shadow:0 4px 0 var(--naranja-canto)}
.boton-principal:hover{transform:translateY(2px);box-shadow:0 2px 0 var(--naranja-canto)}
.boton-secundario{background:transparent;color:var(--grafito)}
.boton-secundario:hover{background:var(--gris-pieza)}
.boton-oscuro{background:var(--grafito);border-color:var(--grafito);color:var(--blanco);box-shadow:0 4px 0 var(--grafito-hondo)}
.boton-oscuro:hover{transform:translateY(2px);box-shadow:0 2px 0 var(--grafito-hondo)}
.boton[disabled]{opacity:.5;cursor:not-allowed;transform:none}

/* Cabecera */
.cabecera{position:sticky;top:0;z-index:20;background:rgba(255,255,255,.94);backdrop-filter:saturate(1.4) blur(10px);-webkit-backdrop-filter:saturate(1.4) blur(10px);border-bottom:1px solid transparent;transition:border-color .2s,box-shadow .2s;padding-top:env(safe-area-inset-top,0px)}
.cabecera.con-sombra{border-color:var(--gris-pieza);box-shadow:0 6px 24px rgba(45,49,53,.06)}
.cabecera .contenedor{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:64px}
.marca img{height:30px;width:auto}
.menu{display:flex;align-items:center;gap:6px}
.menu a:not(.boton){text-decoration:none;font-weight:600;padding:.5em .8em;border-radius:10px}
.menu a:not(.boton):hover{background:var(--gris-pieza)}
.menu .boton{min-height:42px;padding:.5em 1.1em;margin-left:8px}
.menu-boton{display:none}

@media (max-width:859px){
  .menu-boton{display:grid;place-content:center;gap:5px;width:46px;height:46px;border:0;border-radius:12px;background:var(--gris-pieza);cursor:pointer}
  .menu-boton span{display:block;width:20px;height:2.5px;border-radius:2px;background:var(--grafito);transition:transform .2s,opacity .2s}
  .menu-boton[aria-expanded="true"] span:nth-child(1){transform:translateY(7.5px) rotate(45deg)}
  .menu-boton[aria-expanded="true"] span:nth-child(2){opacity:0}
  .menu-boton[aria-expanded="true"] span:nth-child(3){transform:translateY(-7.5px) rotate(-45deg)}
  .menu{position:absolute;left:0;right:0;top:100%;flex-direction:column;align-items:stretch;gap:4px;padding:12px 20px 20px;background:var(--blanco);border-bottom:1px solid var(--gris-pieza);box-shadow:0 18px 30px rgba(45,49,53,.08);display:none}
  .menu.abierto{display:flex}
  .menu a:not(.boton){padding:.85em .6em;font-size:1.1rem}
  .menu .boton{margin:8px 0 0}
}

/* Portada */
.portada{padding:36px 0 56px;overflow:hidden}
.portada .contenedor{display:grid;gap:28px;align-items:center}
.portada-texto p{color:var(--gris-texto);font-size:1.15rem;max-width:34em;margin-top:18px}
.acciones{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
.pieza-portada{max-width:440px;width:100%;margin:0 auto}
.texto-logo{fill:var(--grafito);font-family:"Archivo",system-ui,sans-serif;font-weight:800;font-stretch:125%;font-size:44px;filter:drop-shadow(2px 2px 0 #C2400A) drop-shadow(1px 1px 0 #C2400A)}
.capas{animation:imprimir 1.8s steps(18,end) .2s both}
.anilla{animation:aparecer .4s ease 2s both}
@keyframes imprimir{from{clip-path:inset(100% 0 0 0)}to{clip-path:inset(0 0 0 0)}}
@keyframes aparecer{from{opacity:0;transform:translateY(-6px)}to{opacity:1;transform:none}}

/* Secciones */
.seccion{padding:64px 0}
.seccion-gris{background:var(--gris-pieza)}
.intro{max-width:38em;margin-bottom:32px}
.intro p{color:var(--gris-texto);margin-top:12px}

/* Productos */
.productos{display:grid;grid-template-columns:1fr;gap:16px;list-style:none;margin:0;padding:0}
.producto{background:var(--blanco);border-radius:var(--radio);overflow:hidden;display:flex;flex-direction:column}
.producto-imagen{aspect-ratio:4/3;background:#F2F3F4;display:grid;place-items:center}
.producto-imagen picture,.producto-imagen img{width:100%;height:100%}
.producto-imagen img{object-fit:cover}
.producto-imagen .dibujo{width:72%;height:auto}
.producto-texto{padding:18px 20px 22px;display:flex;flex-direction:column;gap:8px;flex:1}
.producto-texto p{color:var(--gris-texto);font-size:.98rem;line-height:1.5}
.enlace-pedir{margin-top:auto;padding-top:6px;font-weight:700;color:var(--naranja-canto);text-decoration-thickness:2px;text-underline-offset:3px}
.extruida{filter:drop-shadow(1px 1px 0 var(--naranja-canto)) drop-shadow(1px 1px 0 var(--naranja-canto)) drop-shadow(1px 1px 0 var(--naranja-canto)) drop-shadow(1px 1px 0 var(--naranja-canto)) drop-shadow(1px 1px 0 var(--naranja-canto))}

/* Galería */
.galeria{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
.galeria-item{margin:0}
.galeria-abrir{display:block;width:100%;padding:0;border:0;border-radius:var(--radio);overflow:hidden;background:#F2F3F4;cursor:zoom-in}
.galeria-abrir img{width:100%;aspect-ratio:4/3;object-fit:cover;transition:transform .35s ease}
.galeria-abrir:hover img{transform:scale(1.03)}
.galeria-item figcaption{margin-top:8px;color:var(--gris-texto);font-size:.9rem;line-height:1.35}
.js .galeria-item.extra{display:none}
.js .galeria.todo .galeria-item.extra{display:block;animation:aparecer .35s ease both}
.ver-mas{display:flex;justify-content:center;margin-top:28px}
.js .galeria.todo + .ver-mas{display:none}

/* Visor de fotos */
.visor{border:0;padding:0;background:transparent;max-width:min(1100px,94vw);width:100%;overflow:visible}
.visor::backdrop{background:rgba(21,24,26,.88)}
.visor img{width:100%;height:auto;max-height:80vh;object-fit:contain;border-radius:12px;background:#F2F3F4}
.visor-texto{color:#fff;text-align:center;margin-top:12px}
.visor-cerrar{position:absolute;top:-52px;right:0;width:44px;height:44px;border:0;border-radius:50%;background:#fff;color:var(--grafito);font-size:1.6rem;line-height:1;cursor:pointer}
.visor-nav{position:absolute;top:calc(50% - 40px);width:46px;height:46px;border:0;border-radius:50%;background:rgba(255,255,255,.92);color:var(--grafito);font-size:1.8rem;line-height:1;cursor:pointer}
.visor-ant{left:8px}.visor-sig{right:8px}

/* Pasos */
.pasos{list-style:none;margin:0;padding:0;display:grid;gap:28px;counter-reset:paso}
.paso{display:grid;grid-template-columns:56px 1fr;gap:16px;align-items:start}
.paso::before{counter-increment:paso;content:counter(paso);width:48px;height:48px;border-radius:12px;display:grid;place-items:center;background:var(--grafito);color:var(--blanco);font-weight:800;font-stretch:125%;font-size:1.3rem;box-shadow:4px 4px 0 var(--naranja)}
.paso p{color:var(--gris-texto);margin-top:6px}

/* Ventajas */
.ventajas{display:grid;gap:24px;margin:0;padding:0;list-style:none}
.ventaja{border-left:4px solid var(--naranja);padding-left:16px}
.ventaja p{color:var(--gris-texto);margin-top:6px}

/* Presupuesto */
.seccion-presupuesto{padding-top:0}
.presupuesto{background:var(--naranja);color:var(--blanco);border-radius:24px;padding:32px 20px;box-shadow:0 8px 0 var(--naranja-canto);display:grid;gap:28px}
.presupuesto-intro p{margin-top:14px;font-size:1.1rem;max-width:30em}
.presupuesto-intro .alternativa a{font-weight:700;color:var(--blanco)}
.formulario{background:var(--blanco);color:var(--grafito);border-radius:18px;padding:22px 18px}
.campos{display:grid;gap:14px;margin-bottom:20px}
.campo{display:flex;flex-direction:column;gap:6px;font-weight:600;font-size:.95rem}
.campo em{font-style:normal;font-weight:400;color:var(--gris-texto)}
.campo input,.campo select,.campo textarea{font:inherit;font-weight:400;font-size:1rem;color:var(--grafito);background:#F7F8F8;border:2px solid var(--gris-linea);border-radius:12px;padding:.7em .85em;min-height:48px;width:100%}
.campo textarea{resize:vertical;min-height:110px}
.campo input:focus,.campo select:focus,.campo textarea:focus{outline:none;border-color:var(--naranja);background:#fff}
.campo input[type=file]{padding:.55em;background:#fff;border-style:dashed}
.campo-check{display:flex;gap:10px;align-items:flex-start;font-size:.92rem;color:var(--gris-texto)}
.campo-check input{width:22px;height:22px;margin:1px 0 0;accent-color:var(--naranja);flex:none}
.campo-check a{color:var(--grafito);font-weight:600}
.campo.error input,.campo.error textarea{border-color:#C62828}
.campo-trampa{position:absolute;left:-10000px;width:1px;height:1px;overflow:hidden}
.formulario .boton{width:100%}
.aviso-form{margin-top:14px;font-weight:600;min-height:1.4em}
.aviso-form.ok{color:#1B7F3B}
.aviso-form.mal{color:#C62828}
.formulario.enviando .boton{opacity:.6;pointer-events:none}

/* Agradecimiento tras enviar */
.gracias{background:var(--blanco);color:var(--grafito);border-radius:18px;padding:36px 24px;text-align:center;animation:aparecer .4s ease both;outline:none}
.gracias[hidden],.formulario[hidden]{display:none}
.gracias-icono{width:64px;height:64px;margin:0 auto 16px;border-radius:50%;display:grid;place-items:center;background:var(--naranja);color:#fff;font-size:2rem;font-weight:800;box-shadow:0 4px 0 var(--naranja-canto)}
.gracias h3{font-size:1.6rem}
.gracias p{margin-top:12px;color:var(--gris-texto);font-size:1.05rem}
.gracias strong{color:var(--grafito)}

/* WhatsApp flotante */
.whatsapp{position:fixed;right:16px;bottom:calc(16px + env(safe-area-inset-bottom,0px));z-index:30;width:56px;height:56px;border-radius:50%;display:grid;place-items:center;background:#25D366;color:#fff;box-shadow:0 6px 18px rgba(0,0,0,.2)}
.whatsapp svg{width:30px;height:30px}

/* Pie */
.pie{padding:40px 0 48px;color:var(--gris-texto);font-size:.95rem;border-top:1px solid var(--gris-pieza)}
.pie .contenedor{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:16px}
.pie img{height:26px;width:auto}
.pie a{color:var(--grafito)}

/* Página legal */
.legal{padding:48px 0 72px}
.texto-legal{max-width:760px}
.texto-legal h1{font-size:clamp(2rem,6vw,3rem);margin-bottom:24px}
.texto-legal h2{font-size:1.35rem;margin:32px 0 10px}
.texto-legal p{margin-top:10px;color:var(--gris-texto)}
.texto-legal .boton{margin-top:28px}
mark{background:var(--naranja-claro);color:var(--naranja-canto);padding:0 .25em;border-radius:4px}

/* Tamaños mayores */
@media (min-width:600px){
  .productos{grid-template-columns:repeat(2,1fr)}
  .galeria{grid-template-columns:repeat(3,1fr);gap:18px}
  .campos{grid-template-columns:1fr 1fr}
  .campo-ancho{grid-column:1/-1}
}
@media (min-width:860px){
  .portada{padding:72px 0 96px}
  .portada .contenedor{grid-template-columns:1.1fr .9fr}
  .seccion{padding:96px 0}
  .seccion-presupuesto{padding-top:0}
  .productos{grid-template-columns:repeat(6,1fr);gap:20px}
  .producto{grid-column:span 2}
  .producto:nth-child(-n+2){grid-column:span 3}
  .galeria{grid-template-columns:repeat(4,1fr);gap:20px}
  .pasos{grid-template-columns:repeat(3,1fr)}
  .paso{grid-template-columns:1fr}
  .ventajas{grid-template-columns:repeat(3,1fr)}
  .presupuesto{grid-template-columns:.8fr 1.2fr;padding:48px;align-items:start}
  .formulario{padding:28px}
  .marca img{height:34px}
}

@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .capas,.anilla{animation:none}
  *{transition:none!important}
}