:root{
  --asfalto:#1F2B33; --asfalto-2:#2C3B45; --tinta:#1F2B33; --tinta-2:#4A5963;
  --fondo:#EEF0EE; --papel:#FFFFFF; --arena:#D9C9A3; --arena-2:#CDBB90;
  --amarillo:#F5B400; --amarillo-osc:#8A6500; --salvia:#6F8466; --whats:#1FA855;
  --linea:#D5DAD7;
  --radio:10px;
  --ancho:1180px;
  box-sizing:border-box;
  padding-top:env(safe-area-inset-top,0px);
  padding-bottom:env(safe-area-inset-bottom,0px);
}
*,*::before,*::after{box-sizing:inherit}
html{scroll-behavior:smooth;scroll-padding-top:calc(72px + env(safe-area-inset-top,0px))}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
body{margin:0;background:var(--fondo);color:var(--tinta);font-family:"Archivo",system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;font-size:1.0625rem;line-height:1.6;font-variation-settings:"wdth" 100;-webkit-font-smoothing:antialiased}
img,video,svg,iframe{max-width:100%;display:block}
a{color:inherit}
:focus-visible{outline:3px solid var(--amarillo);outline-offset:3px;border-radius:4px}
.contenedor{width:min(var(--ancho),100% - 2.5rem);margin-inline:auto}
h1,h2,h3{line-height:1.08;margin:0 0 .6em;font-variation-settings:"wdth" 118;font-weight:800;letter-spacing:-.01em}
h2{font-size:clamp(1.9rem,4vw,2.9rem);max-width:22ch}
h3{font-size:1.3rem;font-variation-settings:"wdth" 108;font-weight:700}
p{margin:0 0 1em;max-width:62ch}
.intro{font-size:1.15rem;color:var(--tinta-2)}
section{padding:clamp(4rem,9vw,7rem) 0}

/* Botones */
.btn{display:inline-flex;align-items:center;gap:.55rem;padding:.9rem 1.3rem;border-radius:999px;font-weight:700;font-size:1rem;text-decoration:none;border:2px solid transparent;cursor:pointer;font-family:inherit;line-height:1.1;transition:transform .15s ease,background .15s ease}
.btn:active{transform:scale(.97)}
.btn svg{width:1.25em;height:1.25em;flex:none}
.btn-whats{background:var(--whats);color:#fff}
.btn-whats:hover{background:#178a45}
.btn-amarillo{background:var(--amarillo);color:var(--asfalto)}
.btn-amarillo:hover{background:#ffc526}
.btn-borde{border-color:currentColor;background:transparent}
.btn-borde:hover{background:rgba(255,255,255,.1)}

/* Encabezado */
.encabezado{position:fixed;top:0;left:0;right:0;z-index:50;padding-top:env(safe-area-inset-top,0px);background:rgba(31,43,51,.92);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);color:#fff}
.encabezado .contenedor{display:flex;align-items:center;justify-content:space-between;height:68px;gap:1rem}
.marca{display:flex;align-items:center;gap:.6rem;text-decoration:none;font-weight:800;font-size:1.25rem;font-variation-settings:"wdth" 112;white-space:nowrap}
.marca svg{width:34px;height:34px}
.nav{display:flex;gap:1.6rem;align-items:center}
.nav a{text-decoration:none;font-weight:600;font-size:.98rem;opacity:.85}
.nav a:hover{opacity:1;color:var(--amarillo)}
.nav .btn{opacity:1;padding:.6rem 1rem;font-size:.95rem}
.menu-btn{display:none;background:none;border:0;color:#fff;padding:.5rem;cursor:pointer}
.menu-btn svg{width:28px;height:28px}
@media (max-width:900px){
  .menu-btn{display:block}
  .nav{position:fixed;top:calc(68px + env(safe-area-inset-top,0px));left:0;right:0;flex-direction:column;align-items:stretch;gap:0;background:var(--asfalto);padding:.5rem 1.25rem 1.25rem;transform:translateY(-8px);opacity:0;visibility:hidden;transition:opacity .2s ease,transform .2s ease,visibility .2s}
  .nav.abierto{opacity:1;visibility:visible;transform:none}
  .nav a{padding:.9rem 0;border-bottom:1px solid rgba(255,255,255,.1);font-size:1.1rem}
  .nav .btn{margin-top:1rem;justify-content:center;border-bottom:0;padding:.9rem}
}

/* Portada */
.portada{position:relative;min-height:100svh;display:flex;align-items:flex-end;color:#fff;padding:0;overflow:hidden;background:var(--asfalto)}
.portada video,.portada .portada-img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.portada::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(31,43,51,.88) 0%,rgba(31,43,51,.6) 55%,rgba(31,43,51,.15) 100%),linear-gradient(180deg,rgba(31,43,51,0) 50%,rgba(31,43,51,.9) 100%)}
@media (max-width:700px){.portada::after{background:linear-gradient(180deg,rgba(31,43,51,.55) 0%,rgba(31,43,51,.75) 45%,rgba(31,43,51,.95) 100%)}}
.portada .contenedor{position:relative;z-index:2;padding:8rem 0 clamp(2.5rem,7vw,5rem)}
.portada h1{font-size:clamp(2.6rem,8.5vw,6.2rem);font-variation-settings:"wdth" 125;max-width:13ch;margin-bottom:.35em;text-wrap:balance}
.portada .sub{font-size:clamp(1.05rem,2vw,1.3rem);max-width:46ch;color:#E3E8EA;margin-bottom:1.8rem}
.acciones{display:flex;flex-wrap:wrap;gap:.8rem}
.datos-portada{display:flex;flex-wrap:wrap;gap:.5rem 1.5rem;margin-top:2.2rem;padding-top:1.4rem;border-top:1px solid rgba(255,255,255,.25);font-size:.98rem;color:#E3E8EA}
@media (max-width:700px){.datos-portada{padding-right:64px}}
.datos-portada span{display:inline-flex;align-items:center;gap:.45rem}
.datos-portada i{width:10px;height:10px;border:2px dashed var(--amarillo);display:inline-block}

/* Croquis de lotes */
.terrenos{background:var(--papel)}
.terrenos-grid{display:grid;grid-template-columns:1.25fr 1fr;gap:clamp(1.5rem,4vw,3.5rem);align-items:start;margin-top:2rem}
@media (max-width:900px){.terrenos-grid{grid-template-columns:1fr}}
.croquis{background:#C7B98F;border-radius:var(--radio);overflow:hidden;position:relative}
.croquis svg{width:100%;height:auto}
.croquis .lote{cursor:pointer;transition:fill .2s ease}
.croquis .lote:hover,.croquis .lote:focus{fill:#E8D9AE;outline:none}
.croquis .lote.activo{fill:#F2E3B3}
.croquis .lote:focus-visible{stroke:#fff}
.nota-croquis{font-size:.85rem;color:var(--tinta-2);margin-top:.6rem}
.pestanas{display:flex;gap:.5rem;margin-bottom:1.2rem}
.pestana{flex:1;padding:.8rem 1rem;border-radius:8px;border:2px solid var(--linea);background:var(--fondo);font:inherit;font-weight:700;cursor:pointer;color:var(--tinta)}
.pestana[aria-selected="true"]{background:var(--asfalto);color:#fff;border-color:var(--asfalto)}
.ficha h3{font-size:1.7rem;margin-bottom:.3rem}
.ficha .donde{color:var(--tinta-2);margin-bottom:1.2rem}
.ficha dl{display:grid;grid-template-columns:auto 1fr;gap:0;margin:0 0 1.5rem;border-top:1px solid var(--linea)}
.ficha dt,.ficha dd{padding:.7rem 0;border-bottom:1px solid var(--linea);margin:0}
.ficha dt{color:var(--tinta-2);padding-right:1.5rem;font-size:.95rem}
.ficha dd{font-weight:600;text-align:right}
.ficha .pendiente{color:var(--amarillo-osc)}

/* Video */
.video{background:var(--asfalto);color:#fff}
.video .intro{color:#C9D1D6}
.marco-video{position:relative;border-radius:var(--radio);overflow:hidden;background:#000;aspect-ratio:16/9;margin-top:2rem;box-shadow:0 0 0 1px rgba(255,255,255,.08)}
.marco-video video,.marco-video iframe{position:absolute;inset:0;width:100%;height:100%;border:0;object-fit:contain;background:#000}
.video-sin-archivo{position:absolute;inset:0;display:none;align-items:center;justify-content:center;text-align:center;padding:1.5rem;background:rgba(31,43,51,.85);color:#E3E8EA;font-size:.98rem}
.video-sin-archivo.visible{display:flex}
.video-pie{display:flex;flex-wrap:wrap;justify-content:space-between;gap:1rem;align-items:center;margin-top:1.4rem}
.video-pie p{margin:0;color:#C9D1D6}

/* Propuesta */
.usos-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--linea);border:1px solid var(--linea);border-radius:var(--radio);overflow:hidden;margin:2.2rem 0 4rem}
@media (max-width:900px){.usos-grid{grid-template-columns:repeat(2,1fr)}}
@media (max-width:560px){.usos-grid{grid-template-columns:1fr}}
.uso{background:var(--papel);padding:1.6rem 1.5rem}
.uso svg{width:36px;height:36px;color:var(--salvia);margin-bottom:.9rem}
.uso h3{font-size:1.15rem;margin-bottom:.35rem}
.uso p{font-size:.97rem;color:var(--tinta-2);margin:0}
.esquemas{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:1.25rem;margin-top:2rem}
.esquema{background:var(--papel);border-radius:var(--radio);padding:1.8rem 1.6rem;border-top:6px solid var(--arena-2);display:flex;flex-direction:column}
.esquema.destacado{border-top-color:var(--amarillo)}
.esquema .para{font-size:.95rem;color:var(--tinta-2);margin-bottom:1rem}
.esquema ul{list-style:none;padding:0;margin:0 0 1.4rem;flex:1}
.esquema li{padding:.45rem 0 .45rem 1.6rem;position:relative;font-size:.98rem}
.esquema li::before{content:"";position:absolute;left:0;top:.9rem;width:10px;height:10px;border:2px dashed var(--amarillo-osc)}
.esquema .btn{align-self:flex-start;background:var(--asfalto);color:#fff}
.esquema .btn:hover{background:var(--asfalto-2)}

/* Pasos */
.pasos{background:var(--papel)}
.pasos ol{list-style:none;padding:0;margin:2.2rem 0 0;display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:2rem;counter-reset:paso}
.pasos li{counter-increment:paso;border-top:2px solid var(--asfalto);padding-top:1rem}
.pasos li::before{content:counter(paso);display:block;font-size:2.6rem;font-weight:800;font-variation-settings:"wdth" 125;color:var(--amarillo-osc);line-height:1;margin-bottom:.6rem}
.pasos li p{font-size:.97rem;color:var(--tinta-2)}

/* Preguntas */
.faq details{border-bottom:1px solid var(--linea);max-width:820px}
.faq details:first-of-type{border-top:1px solid var(--linea)}
.faq summary{list-style:none;cursor:pointer;padding:1.2rem 2.5rem 1.2rem 0;font-weight:700;font-size:1.1rem;position:relative}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";position:absolute;right:.3rem;top:50%;transform:translateY(-50%);font-size:1.6rem;font-weight:400;transition:transform .2s ease}
.faq details[open] summary::after{transform:translateY(-50%) rotate(45deg)}
.faq details p{color:var(--tinta-2);padding-bottom:1rem}

/* Contacto */
.contacto{background:var(--asfalto);color:#fff}
.contacto .intro{color:#C9D1D6}
.contacto-grid{display:grid;grid-template-columns:1fr 1.15fr;gap:clamp(1.5rem,4vw,3.5rem);margin-top:2rem}
@media (max-width:900px){.contacto-grid{grid-template-columns:1fr}}
.canales{display:grid;gap:.75rem;margin-bottom:1.8rem}
.canal{display:flex;align-items:center;gap:1rem;padding:1rem 1.2rem;border-radius:var(--radio);background:var(--asfalto-2);text-decoration:none;transition:background .15s ease}
.canal:hover{background:#364955}
.canal svg{width:28px;height:28px;flex:none;color:var(--amarillo)}
.canal small{display:block;color:#AEB9BF;font-size:.85rem}
.canal strong{font-size:1.08rem;word-break:break-word}
.mapa{border-radius:var(--radio);overflow:hidden;aspect-ratio:4/3;background:var(--asfalto-2)}
.mapa iframe{width:100%;height:100%;border:0}
.formulario{background:var(--papel);color:var(--tinta);border-radius:var(--radio);padding:clamp(1.3rem,3vw,2.2rem)}
.formulario h3{margin-bottom:.3rem}
.formulario > p{color:var(--tinta-2);font-size:.97rem}
.campos{display:grid;grid-template-columns:1fr 1fr;gap:1rem}
@media (max-width:560px){.campos{grid-template-columns:1fr}}
.campo{display:flex;flex-direction:column;gap:.35rem}
.campo.ancho{grid-column:1/-1}
.campo label{font-weight:600;font-size:.93rem}
.campo input,.campo select,.campo textarea{font:inherit;font-size:1rem;padding:.8rem .9rem;border:2px solid var(--linea);border-radius:8px;background:#fff;color:var(--tinta);width:100%}
.campo input:focus,.campo select:focus,.campo textarea:focus{border-color:var(--asfalto);outline:none}
.campo textarea{min-height:110px;resize:vertical}
.campo .error{color:#B3261E;font-size:.85rem;display:none}
.campo.invalido input{border-color:#B3261E}
.campo.invalido .error{display:block}
.enviar{display:flex;flex-wrap:wrap;gap:.75rem;margin-top:1.4rem}
.enviar .btn-borde{color:var(--asfalto)}
.enviar .btn-borde:hover{background:var(--fondo)}
.aviso{font-size:.83rem;color:var(--tinta-2);margin:1rem 0 0}

/* Pie */
.pie{background:#172026;color:#AEB9BF;padding:2.5rem 0 calc(2.5rem + env(safe-area-inset-bottom,0px));font-size:.92rem}
.pie .contenedor{display:flex;flex-wrap:wrap;justify-content:space-between;gap:1rem;align-items:center}
.pie .marca{color:#fff;font-size:1.1rem}
.pie p{margin:0}

/* WhatsApp flotante */
.whats-flotante{position:fixed;right:1rem;bottom:calc(1rem + env(safe-area-inset-bottom,0px));z-index:60;width:60px;height:60px;border-radius:50%;background:var(--whats);color:#fff;display:flex;align-items:center;justify-content:center;box-shadow:0 6px 20px rgba(0,0,0,.25)}
.whats-flotante svg{width:32px;height:32px}
.whats-flotante:hover{background:#178a45}

.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}

/* Selector de idioma */
.idiomas{display:flex;gap:.2rem;margin-left:auto;margin-right:.25rem}
.idiomas a{text-decoration:none;font-weight:700;font-size:.88rem;padding:.35rem .55rem;border-radius:6px;color:#fff;opacity:.8}
.idiomas a:hover{opacity:1}
.idiomas a[aria-current="true"]{background:var(--amarillo);color:var(--asfalto);opacity:1}
@media (min-width:901px){.nav{order:2;margin-left:auto}.idiomas{order:3;margin-left:1rem;margin-right:0}}

/* Fichas: solo se ve la activa */
.ficha[hidden]{display:none}