/* ==========================================================================
   COSTA NORTE PROPIEDADES — Hoja de estilos principal
   Paleta: negro #111111 · naranja #F57C00 · rojo #C62828 · blanco #FFFFFF
   ========================================================================== */

:root{
  --negro:#111111;
  --negro-suave:#2b2b2b;
  --gris-texto:#5c5c5c;
  --gris-linea:#e6e6e6;
  --gris-fondo:#f6f6f6;
  --naranja:#F57C00;
  --naranja-oscuro:#d96b00;
  --rojo:#C62828;
  --blanco:#ffffff;
  --radio:10px;
  --sombra:0 2px 14px rgba(0,0,0,.07);
  --sombra-fuerte:0 10px 30px rgba(0,0,0,.12);
  --ancho:1200px;
}

*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:system-ui,-apple-system,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  color:var(--negro);
  background:var(--blanco);
  line-height:1.6;
  font-size:16px;
  overflow-x:hidden;
}
img{max-width:100%;display:block;height:auto;}
a{color:inherit;text-decoration:none;}
button,input,select,textarea{font:inherit;color:inherit;}
h1,h2,h3,h4{line-height:1.2;margin:0 0 .5em;font-weight:800;letter-spacing:-.01em;}
p{margin:0 0 1em;}
:focus-visible{outline:3px solid var(--naranja);outline-offset:3px;border-radius:4px;}

.contenedor{max-width:var(--ancho);margin:0 auto;padding:0 20px;}
.seccion{padding:72px 0;}
.seccion--gris{background:var(--gris-fondo);}
.visually-hidden{
  position:absolute;width:1px;height:1px;overflow:hidden;
  clip:rect(0 0 0 0);white-space:nowrap;
}
.skip-link{position:absolute;left:-9999px;}
.skip-link:focus{
  position:fixed;left:16px;top:16px;z-index:999;background:var(--blanco);
  color:var(--negro);padding:12px 18px;border-radius:8px;box-shadow:var(--sombra-fuerte);
}

/* ---------- Botones ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:48px;padding:13px 26px;border:none;border-radius:var(--radio);
  font-weight:700;font-size:.98rem;cursor:pointer;text-align:center;
  transition:background-color .18s ease, color .18s ease, transform .18s ease;
}
.btn:hover{transform:translateY(-1px);}
.btn--naranja{background:var(--naranja);color:#fff;}
.btn--naranja:hover{background:var(--naranja-oscuro);}
.btn--negro{background:var(--negro);color:#fff;}
.btn--negro:hover{background:var(--negro-suave);}
.btn--linea{background:transparent;color:#fff;border:2px solid rgba(255,255,255,.75);}
.btn--linea:hover{background:rgba(255,255,255,.14);}
.btn--linea-oscura{background:transparent;color:var(--negro);border:2px solid var(--negro);}
.btn--linea-oscura:hover{background:var(--negro);color:#fff;}
.btn--ancho{width:100%;}

/* ---------- Encabezado ---------- */
.header{
  position:sticky;top:0;z-index:100;background:var(--blanco);
  border-bottom:1px solid var(--gris-linea);
}
.header__inner{
  max-width:var(--ancho);margin:0 auto;padding:12px 20px;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
}
.header__logo img{height:52px;width:auto;}
@media (max-width:520px){ .header__logo img{height:44px;} }
.nav__lista{display:flex;gap:26px;list-style:none;margin:0;padding:0;}
.nav__lista a{font-size:.95rem;font-weight:600;padding:6px 0;position:relative;}
.nav__lista a:hover{color:var(--naranja);}
.nav__lista a[aria-current="page"]{color:var(--naranja);}
.header__acciones{display:flex;align-items:center;gap:12px;}
.header__wa{
  background:var(--naranja);color:#fff;padding:11px 20px;border-radius:var(--radio);
  font-weight:700;font-size:.92rem;min-height:44px;display:inline-flex;align-items:center;gap:8px;
}
.header__wa:hover{background:var(--naranja-oscuro);}
.menu-btn{
  display:none;background:none;border:1px solid var(--gris-linea);border-radius:8px;
  width:46px;height:46px;cursor:pointer;align-items:center;justify-content:center;
}
.menu-btn span{display:block;width:22px;height:2px;background:var(--negro);position:relative;}
.menu-btn span::before,.menu-btn span::after{
  content:"";position:absolute;left:0;width:22px;height:2px;background:var(--negro);
}
.menu-btn span::before{top:-7px;} .menu-btn span::after{top:7px;}

@media (max-width:960px){
  .nav{
    position:absolute;top:100%;left:0;right:0;background:var(--blanco);
    border-bottom:1px solid var(--gris-linea);box-shadow:var(--sombra-fuerte);
    max-height:0;overflow:hidden;transition:max-height .25s ease;
  }
  .nav.abierto{max-height:420px;}
  .nav__lista{flex-direction:column;gap:0;padding:8px 20px 20px;}
  .nav__lista li{border-bottom:1px solid var(--gris-linea);}
  .nav__lista a{display:block;padding:15px 0;font-size:1rem;}
  .header__wa span.header__wa-texto{display:none;}
  .header__wa{padding:11px 14px;}
  .menu-btn{display:inline-flex;}
}

/* ---------- Hero ---------- */
.hero{position:relative;color:#fff;isolation:isolate;}
.hero__img{
  position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:-2;
}
.hero::after{
  content:"";position:absolute;inset:0;z-index:-1;
  background:linear-gradient(100deg, rgba(17,17,17,.88) 0%, rgba(17,17,17,.72) 45%, rgba(17,17,17,.42) 100%);
}
.hero__inner{max-width:var(--ancho);margin:0 auto;padding:88px 20px 96px;}
.hero__etiqueta{
  display:inline-block;background:rgba(245,124,0,.18);border:1px solid rgba(245,124,0,.6);
  color:#ffc078;padding:7px 15px;border-radius:999px;font-size:.78rem;font-weight:700;
  letter-spacing:.08em;text-transform:uppercase;margin-bottom:20px;
}
.hero h1{font-size:clamp(1.9rem,4.6vw,3.2rem);max-width:16ch;margin-bottom:16px;}
.hero__bajada{font-size:clamp(1rem,1.6vw,1.16rem);color:#e2e2e2;max-width:52ch;margin-bottom:30px;}
.hero__botones{display:flex;gap:14px;flex-wrap:wrap;}

/* ---------- Buscador ---------- */
.buscador{
  background:var(--blanco);border-radius:14px;box-shadow:var(--sombra-fuerte);
  padding:22px;margin:-52px auto 0;position:relative;z-index:5;max-width:var(--ancho);
}
.buscador__grid{
  display:grid;gap:14px;
  grid-template-columns:repeat(5,1fr) auto;align-items:end;
}
.campo{display:flex;flex-direction:column;gap:6px;}
.campo label{font-size:.76rem;font-weight:700;color:var(--gris-texto);letter-spacing:.04em;text-transform:uppercase;}
.campo select,.campo input{
  min-height:46px;padding:11px 12px;border:1px solid var(--gris-linea);
  border-radius:8px;background:var(--blanco);font-size:.95rem;
}
.campo select:hover,.campo input:hover{border-color:#c9c9c9;}
@media (max-width:1060px){ .buscador__grid{grid-template-columns:repeat(3,1fr);} .buscador__grid .btn{grid-column:1/-1;} }
@media (max-width:640px){ .buscador__grid{grid-template-columns:1fr;} .buscador{margin-top:-24px;} }

/* ---------- Títulos de sección ---------- */
.titulo-seccion{margin-bottom:36px;}
.titulo-seccion--centrado{text-align:center;max-width:640px;margin-left:auto;margin-right:auto;}
.titulo-seccion .kicker{
  display:inline-block;color:var(--naranja);font-weight:800;font-size:.78rem;
  letter-spacing:.12em;text-transform:uppercase;margin-bottom:10px;
}
.titulo-seccion h2{font-size:clamp(1.5rem,3vw,2.1rem);margin-bottom:8px;}
.titulo-seccion p{color:var(--gris-texto);margin:0;}

/* ---------- Tarjetas de propiedad ---------- */
.grid-propiedades{
  display:grid;gap:26px;grid-template-columns:repeat(3,1fr);
}
@media (max-width:980px){ .grid-propiedades{grid-template-columns:repeat(2,1fr);} }
@media (max-width:620px){ .grid-propiedades{grid-template-columns:1fr;} }

.tarjeta{
  background:var(--blanco);border:1px solid var(--gris-linea);border-radius:var(--radio);
  overflow:hidden;display:flex;flex-direction:column;
  transition:box-shadow .2s ease, transform .2s ease;
}
.tarjeta:hover{box-shadow:var(--sombra-fuerte);transform:translateY(-3px);}
.tarjeta__foto{position:relative;aspect-ratio:3/2;background:var(--gris-fondo);overflow:hidden;}
.tarjeta__foto img{width:100%;height:100%;object-fit:cover;}
.tarjeta__ops{position:absolute;top:12px;left:12px;display:flex;gap:6px;flex-wrap:wrap;}
.pill{
  font-size:.68rem;font-weight:800;letter-spacing:.06em;text-transform:uppercase;
  padding:6px 11px;border-radius:999px;color:#fff;background:var(--negro);
}
.pill--venta{background:var(--negro);}
.pill--arriendo{background:var(--naranja);}
.pill--destacado{background:var(--naranja);}
.pill--oportunidad{background:var(--rojo);}
.pill--nuevo{background:#2e7d32;}
.pill--exclusiva{background:var(--negro);}
.pill--demo{position:absolute;top:12px;right:12px;background:var(--rojo);}
.tarjeta__cuerpo{padding:18px;display:flex;flex-direction:column;flex:1;}
.tarjeta__tipo{font-size:.78rem;font-weight:700;color:var(--naranja);letter-spacing:.06em;text-transform:uppercase;margin-bottom:4px;}
.tarjeta__titulo{font-size:1.02rem;font-weight:700;margin:0 0 4px;}
.tarjeta__sector{font-size:.88rem;color:var(--gris-texto);margin:0 0 10px;}
.tarjeta__precio{font-size:1.32rem;font-weight:800;margin:0 0 12px;}
.tarjeta__datos{
  display:flex;flex-wrap:wrap;gap:14px;font-size:.85rem;color:var(--gris-texto);
  border-top:1px solid var(--gris-linea);padding-top:12px;margin-bottom:14px;
}
.tarjeta__codigo{font-size:.76rem;color:#9a9a9a;margin-bottom:12px;letter-spacing:.04em;}
.tarjeta__acciones{margin-top:auto;display:grid;gap:8px;grid-template-columns:1fr auto;}
.tarjeta__wa{
  background:var(--gris-fondo);border:1px solid var(--gris-linea);border-radius:var(--radio);
  min-height:48px;display:inline-flex;align-items:center;justify-content:center;padding:0 16px;
  font-weight:700;font-size:.9rem;
}
.tarjeta__wa:hover{background:var(--negro);color:#fff;border-color:var(--negro);}

.aviso-demo{
  background:#fff5eb;border:1px solid #f6d3ac;border-left:4px solid var(--naranja);
  border-radius:var(--radio);padding:16px 20px;margin-bottom:28px;
  font-size:.92rem;color:#7a4a08;
}
.sin-resultados{
  text-align:center;padding:56px 20px;color:var(--gris-texto);
  border:1px dashed var(--gris-linea);border-radius:var(--radio);
}

/* ---------- Bloque propietarios ---------- */
.propietarios{background:var(--negro);color:#fff;}
.propietarios__inner{
  max-width:var(--ancho);margin:0 auto;padding:64px 20px;
  display:grid;grid-template-columns:1.15fr .85fr;gap:44px;align-items:center;
}
.propietarios h2{font-size:clamp(1.5rem,3vw,2.1rem);}
.propietarios p{color:#cfcfcf;max-width:52ch;}
.propietarios__lista{list-style:none;margin:0 0 26px;padding:0;display:grid;gap:11px;}
.propietarios__lista li{display:flex;gap:11px;color:#e2e2e2;font-size:.96rem;}
.propietarios__lista li::before{content:"—";color:var(--naranja);font-weight:800;}
.propietarios__caja{
  background:#1c1c1c;border:1px solid #2f2f2f;border-radius:14px;padding:28px;text-align:center;
}
.propietarios__caja p{color:#cfcfcf;font-size:.94rem;}
@media (max-width:880px){ .propietarios__inner{grid-template-columns:1fr;} }

/* ---------- Confianza ---------- */
.grid-confianza{display:grid;gap:22px;grid-template-columns:repeat(4,1fr);}
.confianza{
  background:var(--blanco);border:1px solid var(--gris-linea);border-radius:var(--radio);
  padding:26px 22px;
}
.confianza b{display:block;font-size:1.6rem;font-weight:800;color:var(--naranja);margin-bottom:6px;}
.confianza h3{font-size:1.02rem;margin-bottom:6px;}
.confianza p{color:var(--gris-texto);font-size:.9rem;margin:0;}
@media (max-width:900px){ .grid-confianza{grid-template-columns:repeat(2,1fr);} }
@media (max-width:520px){ .grid-confianza{grid-template-columns:1fr;} }

/* ---------- Servicios ---------- */
.grid-servicios{display:grid;gap:22px;grid-template-columns:repeat(3,1fr);}
.servicio{
  border:1px solid var(--gris-linea);border-radius:var(--radio);padding:26px 22px;background:var(--blanco);
  transition:border-color .18s ease, box-shadow .18s ease;
}
.servicio:hover{border-color:var(--naranja);box-shadow:var(--sombra);}
.servicio h3{font-size:1.05rem;margin-bottom:8px;}
.servicio h3::before{content:"";display:block;width:34px;height:3px;background:var(--naranja);margin-bottom:12px;}
.servicio p{color:var(--gris-texto);font-size:.92rem;margin:0;}
@media (max-width:900px){ .grid-servicios{grid-template-columns:repeat(2,1fr);} }
@media (max-width:560px){ .grid-servicios{grid-template-columns:1fr;} }

/* ---------- Franja CTA ---------- */
.franja{background:var(--naranja);color:#fff;}
.franja__inner{
  max-width:var(--ancho);margin:0 auto;padding:42px 20px;
  display:flex;align-items:center;justify-content:space-between;gap:24px;flex-wrap:wrap;
}
.franja h2{font-size:clamp(1.3rem,2.4vw,1.7rem);margin:0 0 4px;}
.franja p{margin:0;color:#fff3e6;}
.franja .btn--negro{background:var(--negro);}

/* ---------- Formularios ---------- */
.form{
  background:var(--blanco);border:1px solid var(--gris-linea);border-radius:14px;padding:28px;
}
.form h3{font-size:1.15rem;margin-bottom:6px;}
.form__intro{color:var(--gris-texto);font-size:.92rem;margin-bottom:18px;}
.form__fila{display:grid;gap:14px;grid-template-columns:1fr 1fr;margin-bottom:14px;}
.form__fila--full{grid-template-columns:1fr;}
.form label{display:block;font-size:.8rem;font-weight:700;margin-bottom:6px;color:var(--gris-texto);}
.form input,.form select,.form textarea{
  width:100%;min-height:46px;padding:11px 12px;border:1px solid var(--gris-linea);
  border-radius:8px;background:var(--blanco);font-size:.95rem;
}
.form textarea{min-height:110px;resize:vertical;}
.form__nota{font-size:.8rem;color:#8a8a8a;margin-top:12px;text-align:center;}
@media (max-width:640px){ .form__fila{grid-template-columns:1fr;} }

/* ---------- Contacto ---------- */
.contacto-grid{display:grid;gap:44px;grid-template-columns:.9fr 1.1fr;align-items:start;}
.contacto-grid > *{min-width:0;}
.dato{
  display:flex;gap:14px;align-items:flex-start;padding:16px 0;border-bottom:1px solid var(--gris-linea);
}
.dato:last-child{border-bottom:none;}
.dato__icono{
  width:42px;height:42px;flex-shrink:0;border-radius:10px;background:#fff3e6;
  display:flex;align-items:center;justify-content:center;font-size:1.15rem;
}
.dato b{display:block;font-size:.95rem;}
.dato span{color:var(--gris-texto);font-size:.92rem;overflow-wrap:anywhere;}
.dato > div{min-width:0;}
@media (max-width:880px){ .contacto-grid{grid-template-columns:1fr;} }

/* ---------- Ficha de propiedad ---------- */
.ficha__cabecera{margin-bottom:24px;}
.ficha__cabecera h1{font-size:clamp(1.5rem,3.4vw,2.3rem);margin-bottom:6px;}
.ficha__sector{color:var(--gris-texto);margin:0 0 12px;}
.ficha__precio{font-size:clamp(1.6rem,3.4vw,2.2rem);font-weight:800;color:var(--negro);margin:0;}
.galeria{display:grid;gap:12px;grid-template-columns:2fr 1fr;margin-bottom:34px;}
.galeria__principal{aspect-ratio:3/2;border-radius:12px;overflow:hidden;background:var(--gris-fondo);}
.galeria__principal img{width:100%;height:100%;object-fit:cover;}
.galeria__mini{display:grid;gap:12px;grid-template-rows:repeat(3,1fr);}
.galeria__mini button{
  padding:0;border:2px solid transparent;border-radius:12px;overflow:hidden;cursor:pointer;
  background:var(--gris-fondo);aspect-ratio:3/2;
}
.galeria__mini button[aria-current="true"]{border-color:var(--naranja);}
.galeria__mini img{width:100%;height:100%;object-fit:cover;}
@media (max-width:760px){
  .galeria{grid-template-columns:1fr;}
  .galeria__mini{grid-template-rows:none;grid-template-columns:repeat(3,1fr);}
}
.ficha-grid{display:grid;gap:40px;grid-template-columns:1.4fr .6fr;align-items:start;}
@media (max-width:900px){ .ficha-grid{grid-template-columns:1fr;} }
.caracteristicas{
  display:grid;gap:14px;grid-template-columns:repeat(auto-fit,minmax(130px,1fr));
  margin:0 0 28px;padding:20px;border:1px solid var(--gris-linea);border-radius:12px;list-style:none;
}
.caracteristicas li b{display:block;font-size:1.1rem;}
.caracteristicas li span{font-size:.82rem;color:var(--gris-texto);}
.lista-extras{columns:2;gap:24px;padding-left:18px;color:var(--gris-texto);font-size:.94rem;}
@media (max-width:560px){ .lista-extras{columns:1;} }
.panel-contacto{
  border:1px solid var(--gris-linea);border-radius:14px;padding:24px;
  background:var(--gris-fondo);position:sticky;top:90px;
}
.panel-contacto h3{font-size:1.05rem;}
.panel-contacto p{font-size:.9rem;color:var(--gris-texto);}

/* ---------- Migas ---------- */
.migas{font-size:.86rem;color:var(--gris-texto);padding:18px 0 0;}
.migas a:hover{color:var(--naranja);}

/* ---------- Pie ---------- */
.footer{background:var(--negro);color:#bdbdbd;padding:52px 0 26px;}
.footer__grid{display:grid;gap:34px;grid-template-columns:1.4fr 1fr 1fr;}
.footer__logo img{height:46px;margin-bottom:14px;}
.footer p{font-size:.92rem;color:#bdbdbd;}
.footer h4{color:#fff;font-size:.86rem;letter-spacing:.1em;text-transform:uppercase;margin-bottom:14px;}
.footer ul{list-style:none;margin:0;padding:0;display:grid;gap:9px;}
.footer a:hover{color:var(--naranja);}
.footer__base{
  border-top:1px solid #2a2a2a;margin-top:34px;padding-top:20px;
  display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;font-size:.84rem;color:#8a8a8a;
}
@media (max-width:820px){ .footer__grid{grid-template-columns:1fr;} }

/* ---------- WhatsApp flotante ---------- */
.wa-flotante{
  position:fixed;right:18px;bottom:18px;z-index:120;
  width:58px;height:58px;border-radius:50%;background:#25D366;color:#fff;
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 6px 20px rgba(0,0,0,.28);
}
.wa-flotante:hover{filter:brightness(1.06);}
.wa-flotante svg{width:30px;height:30px;fill:currentColor;}

@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important;scroll-behavior:auto!important;}
}