/* Diamante Baila 2027 — estilo moderno, llamativo y animado. Mobile-first y responsive. */

:root{
  /* Paleta exacta pedida por el cliente */
  --primario:#DD5430;
  --primario-2:#C2431F;
  --acento:#5B95BB;
  --acento-2:#3D7396;
  --dorado:#E88B68;
  --oscuro:#1F3B4D;
  --texto:#2B2B1F;
  --texto-suave:#75705C;
  --fondo:#FBF4D7;
  --superficie:#FFFFFF;
  --borde:#DCD7C3;
  --radio-sm:12px;
  --radio:22px;
  --radio-pill:999px;
  --sombra-sm:0 2px 12px rgba(31,59,77,0.08);
  --sombra-md:0 14px 36px rgba(31,59,77,0.14);
  --sombra-lg:0 24px 60px rgba(31,59,77,0.22);
  --transicion:0.3s cubic-bezier(.22,1,.36,1);
}

*{box-sizing:border-box;}
html{scroll-behavior:smooth;}

body{
  margin:0;
  font-family:'Inter', Verdana, Arial, sans-serif;
  background:var(--fondo);
  color:var(--texto);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}

h1, h2, h3, .logo-texto{
  font-family:'Poppins', 'Inter', sans-serif;
}

a{color:var(--primario); transition:color var(--transicion);}
img{max-width:100%;display:block;}

.contenedor{
  max-width:1160px;
  margin:0 auto;
  padding:0 24px;
}
main.contenedor{
  padding-top:80px;
  padding-bottom:110px;
}

.degrade-texto{
  background:linear-gradient(90deg, var(--primario), var(--primario-2), var(--acento));
  background-size:200% auto;
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
  animation:degradeMovido 6s ease infinite;
}
@keyframes degradeMovido{
  0%{background-position:0% center;}
  50%{background-position:100% center;}
  100%{background-position:0% center;}
}

/* --- Reveal al hacer scroll --- */
.reveal{
  opacity:0;
  transform:translateY(28px);
  transition:opacity 0.7s ease, transform 0.7s cubic-bezier(.22,1,.36,1);
}
.reveal.visible{opacity:1; transform:none;}
.reveal-stagger.visible > *{opacity:1; transform:none;}
.reveal-stagger > *{
  opacity:0;
  transform:translateY(24px);
  transition:opacity 0.6s ease, transform 0.6s cubic-bezier(.22,1,.36,1);
}
.reveal-stagger.visible > *:nth-child(1){transition-delay:0.05s;}
.reveal-stagger.visible > *:nth-child(2){transition-delay:0.15s;}
.reveal-stagger.visible > *:nth-child(3){transition-delay:0.25s;}
.reveal-stagger.visible > *:nth-child(4){transition-delay:0.35s;}
.reveal-stagger.visible > *:nth-child(5){transition-delay:0.45s;}
.reveal-stagger.visible > *:nth-child(6){transition-delay:0.55s;}

/* --- Header / navegación --- */
header.sitio{
  background:rgba(31,59,77,0.75);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  color:var(--fondo);
  position:sticky;
  top:0;
  z-index:100;
  border-bottom:1px solid rgba(255,255,255,0.06);
  transition:padding var(--transicion), background var(--transicion);
}
header.sitio.encogido{background:rgba(31,59,77,0.94);}

.nav-barra{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:24px;
  padding:18px 24px;
  max-width:1160px;
  margin:0 auto;
  transition:padding var(--transicion);
}
header.sitio.encogido .nav-barra{padding:12px 24px;}

.logo-texto{
  font-size:1.3rem;
  font-weight:800;
  letter-spacing:-0.02em;
  color:#fff;
  text-decoration:none;
  display:flex;
  align-items:center;
  gap:2px;
}
.logo-texto span{
  background:linear-gradient(90deg, var(--acento), var(--primario));
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
}

.nav-toggle{
  display:none;
  background:none;
  border:none;
  color:#fff;
  font-size:1.8rem;
  cursor:pointer;
}

nav.menu{
  display:flex;
  align-items:center;
  gap:20px;
  font-size:0.85rem;
  font-weight:500;
}
nav.menu a:not(.boton-cta){
  color:rgba(255,255,255,0.82);
  text-decoration:none;
  padding:6px 2px;
  position:relative;
}
nav.menu a::after{
  content:'';
  position:absolute;
  left:0; right:100%;
  bottom:0;
  height:2px;
  background:linear-gradient(90deg, var(--primario), var(--acento));
  transition:right var(--transicion);
}
nav.menu a:hover, nav.menu a.activo{color:#fff;}
nav.menu a:hover::after, nav.menu a.activo::after{right:0;}

.boton-cta{
  background:linear-gradient(135deg, var(--primario), var(--primario-2));
  color:#fff !important;
  text-decoration:none;
  padding:13px 28px;
  border-radius:var(--radio-pill);
  font-weight:600;
  white-space:nowrap;
  flex-shrink:0;
  line-height:1.3;
  box-shadow:0 4px 16px rgba(221,84,48,0.4);
  transition:transform var(--transicion), box-shadow var(--transicion);
}
.boton-cta::after{display:none;}
.boton-cta:hover{transform:translateY(-2px) scale(1.03); box-shadow:0 10px 24px rgba(221,84,48,0.5);}

.boton-cta-cerrado, .boton-cta-cerrado:hover{
  background:rgba(255,255,255,0.14) !important;
  color:rgba(255,255,255,0.75) !important;
  box-shadow:none !important;
  transform:none !important;
  font-weight:500;
}
.hero-acciones .boton-cta-cerrado{
  background:rgba(255,255,255,0.1) !important;
  border:1px solid rgba(255,255,255,0.25);
  color:#fff !important;
}
@media (max-width:1260px){
  .nav-toggle{display:block;}
  nav.menu{
    display:none;
    position:absolute;
    top:100%;
    left:0;
    right:0;
    background:var(--oscuro);
    flex-direction:column;
    align-items:flex-start;
    padding:16px 24px 26px;
    gap:18px;
  }
  nav.menu.abierto{display:flex; animation:desplegar 0.3s ease;}
  nav.menu .boton-cta{align-self:flex-start;}
}
@keyframes desplegar{
  from{opacity:0; transform:translateY(-10px);}
  to{opacity:1; transform:none;}
}

/* --- Hero --- */
.hero{
  position:relative;
  overflow:hidden;
  min-height:88vh;
  display:flex;
  align-items:center;
  background:var(--oscuro);
  color:#fff;
  padding:140px 24px 90px;
}
.hero::before, .hero::after{
  content:'';
  position:absolute;
  border-radius:50%;
  filter:blur(70px);
  opacity:0.55;
  z-index:0;
  animation:flotar 12s ease-in-out infinite;
}
.hero::before{
  width:480px; height:480px;
  background:radial-gradient(circle, var(--primario), transparent 70%);
  top:-140px; left:-120px;
}
.hero::after{
  width:420px; height:420px;
  background:radial-gradient(circle, var(--acento), transparent 70%);
  bottom:-160px; right:-100px;
  animation-delay:2s;
}
@keyframes flotar{
  0%, 100%{transform:translate(0,0) scale(1);}
  50%{transform:translate(30px,-20px) scale(1.08);}
}

.hero-grid{
  position:relative;
  z-index:1;
  max-width:1160px;
  margin:0 auto;
  width:100%;
  display:grid;
  grid-template-columns:1fr;
  gap:50px;
  align-items:center;
}
@media (min-width:920px){
  .hero-grid{grid-template-columns:1.05fr 0.95fr;}
}

.hero-etiqueta{
  display:inline-flex;
  align-items:center;
  gap:8px;
  background:rgba(255,255,255,0.08);
  border:1px solid rgba(255,255,255,0.16);
  padding:7px 16px;
  border-radius:var(--radio-pill);
  font-size:0.82rem;
  font-weight:600;
  margin-bottom:22px;
  backdrop-filter:blur(6px);
}
.hero-etiqueta .punto{
  width:8px; height:8px; border-radius:50%;
  background:var(--acento);
  box-shadow:0 0 0 0 rgba(91,149,187,0.6);
  animation:latido 1.8s infinite;
}
@keyframes latido{
  0%{box-shadow:0 0 0 0 rgba(91,149,187,0.55);}
  70%{box-shadow:0 0 0 9px rgba(91,149,187,0);}
  100%{box-shadow:0 0 0 0 rgba(91,149,187,0);}
}

.hero h1{
  font-size:clamp(2.4rem, 6vw, 4rem);
  font-weight:800;
  letter-spacing:-0.03em;
  line-height:1.05;
  margin:0 0 20px;
}
.hero p{
  font-size:1.08rem;
  max-width:520px;
  margin:0 0 34px;
  color:rgba(255,255,255,0.82);
}
.hero-acciones{display:flex; flex-wrap:wrap; gap:14px; align-items:center;}
.hero-acciones .boton-enviar{margin-top:0;} /* acá va al lado de boton-secundario en una fila: sin el margen de separación que sí necesita como botón de un formulario */
.hero-estrellas{margin-top:28px; color:var(--dorado); font-size:0.95rem; letter-spacing:2px;}
.hero-estrellas span{color:rgba(255,255,255,0.7); letter-spacing:normal; font-size:0.85rem; margin-left:6px;}

.hero-collage{
  position:relative;
  height:420px;
}
.hero-collage img{
  position:absolute;
  border-radius:var(--radio);
  object-fit:cover;
  box-shadow:var(--sombra-lg);
  border:4px solid rgba(255,255,255,0.08);
}
.hero-collage .img-1{width:68%; height:78%; top:0; right:0; z-index:2;}
.hero-collage .img-2{width:46%; height:52%; bottom:0; left:0; z-index:3; animation:flotarSuave 6s ease-in-out infinite;}
@keyframes flotarSuave{
  0%, 100%{transform:translateY(0);}
  50%{transform:translateY(-14px);}
}

/* --- Barra de stats animada --- */
.stats-barra{
  background:linear-gradient(135deg, var(--primario), var(--primario-2));
  color:#fff;
  padding:36px 24px;
}
.stats-grid{
  max-width:1160px;
  margin:0 auto;
  display:grid;
  grid-template-columns:repeat(2, 1fr);
  gap:24px;
  text-align:center;
}
@media (min-width:700px){
  .stats-grid{grid-template-columns:repeat(4, 1fr);}
}
.stat-numero{
  font-family:'Poppins', sans-serif;
  font-size:clamp(1.8rem, 4vw, 2.6rem);
  font-weight:800;
}
.stat-label{font-size:0.85rem; opacity:0.92;}

/* --- Marquesina --- */
.marquesina{
  background:var(--oscuro);
  color:rgba(255,255,255,0.85);
  overflow:hidden;
  white-space:nowrap;
  padding:14px 0;
  border-top:1px solid rgba(255,255,255,0.08);
  border-bottom:1px solid rgba(255,255,255,0.08);
}
.marquesina-track{
  display:inline-block;
  animation:desplazar 22s linear infinite;
  font-family:'Poppins', sans-serif;
  font-weight:600;
  letter-spacing:0.02em;
  font-size:0.95rem;
}
.marquesina-track span{margin:0 28px; color:var(--dorado);}
@keyframes desplazar{
  from{transform:translateX(0);}
  to{transform:translateX(-50%);}
}

/* --- Secciones generales --- */
main{padding:80px 0 100px;}
section.seccion + section.seccion{margin-top:90px;}

.etiqueta-seccion{
  display:inline-block;
  color:var(--primario);
  font-weight:700;
  font-size:0.8rem;
  letter-spacing:0.12em;
  text-transform:uppercase;
  margin-bottom:10px;
}
.titulo-seccion{
  font-size:clamp(1.6rem, 3.4vw, 2.3rem);
  font-weight:800;
  letter-spacing:-0.01em;
  margin:0 0 10px;
}
p.subtitulo-seccion{
  color:var(--texto-suave);
  font-size:0.98rem;
  margin-top:0;
  margin-bottom:46px;
  max-width:620px;
}
.centrado{text-align:center; margin-left:auto; margin-right:auto;}

.tarjeta{
  background:var(--superficie);
  border:1px solid var(--borde);
  border-radius:var(--radio);
  box-shadow:var(--sombra-sm);
  padding:32px;
  transition:transform var(--transicion), box-shadow var(--transicion), border-color var(--transicion);
}

.grid-2{display:grid; grid-template-columns:1fr; gap:24px;}
@media (min-width:760px){.grid-2{grid-template-columns:1fr 1fr;}}

/* --- Grid de features tipo "bento" con ícono --- */
.grid-features{
  display:grid;
  grid-template-columns:1fr;
  gap:22px;
}
@media (min-width:640px){.grid-features{grid-template-columns:repeat(2, 1fr);}}
@media (min-width:1000px){.grid-features{grid-template-columns:repeat(4, 1fr);}}

.tarjeta-feature{
  background:var(--superficie);
  border:1px solid var(--borde);
  border-radius:var(--radio);
  padding:30px 26px;
  box-shadow:var(--sombra-sm);
  transition:transform var(--transicion), box-shadow var(--transicion);
  position:relative;
  overflow:hidden;
}
.tarjeta-feature:hover{
  transform:translateY(-8px);
  box-shadow:var(--sombra-md);
}
.tarjeta-feature .icono{
  width:52px; height:52px;
  border-radius:16px;
  display:flex; align-items:center; justify-content:center;
  font-size:1.5rem;
  margin-bottom:18px;
  background:linear-gradient(135deg, var(--primario), var(--primario-2));
  color:#fff;
}
.tarjeta-feature:nth-child(2) .icono{background:linear-gradient(135deg, var(--acento), var(--acento-2));}
.tarjeta-feature:nth-child(3) .icono{background:linear-gradient(135deg, var(--primario-2), var(--acento));}
.tarjeta-feature:nth-child(4) .icono{background:linear-gradient(135deg, var(--acento-2), var(--primario));}
.tarjeta-feature h3{margin:0 0 8px; font-size:1.05rem;}
.tarjeta-feature p{margin:0; color:var(--texto-suave); font-size:0.9rem;}

/* --- Cita destacada --- */
.cita-destacada{
  position:relative;
  text-align:center;
  padding:60px 24px;
  background:var(--oscuro);
  color:#fff;
  border-radius:var(--radio);
  overflow:hidden;
}
.cita-destacada::before{
  content:'\201C';
  position:absolute;
  top:-30px; left:50%;
  transform:translateX(-50%);
  font-size:10rem;
  font-family:Georgia, serif;
  color:rgba(255,255,255,0.06);
  line-height:1;
}
.cita-destacada p{
  position:relative;
  font-family:'Poppins', sans-serif;
  font-size:clamp(1.3rem, 3vw, 1.9rem);
  font-weight:700;
  max-width:720px;
  margin:0 auto;
  line-height:1.4;
}
.cita-destacada .firma{
  position:relative;
  margin-top:20px;
  color:var(--acento);
  font-size:0.9rem;
  font-weight:600;
}

/* --- Galería --- */
.grid-galeria{
  display:grid;
  grid-template-columns:repeat(2, 1fr);
  gap:16px;
}
@media (min-width:600px){.grid-galeria{grid-template-columns:repeat(3, 1fr);}}
.galeria-item{
  position:relative;
  border-radius:var(--radio-sm);
  overflow:hidden;
  aspect-ratio:1/1;
  box-shadow:var(--sombra-sm);
}
.galeria-item img{
  width:100%; height:100%;
  object-fit:cover;
  transition:transform 0.5s ease;
}
.galeria-item:hover img{transform:scale(1.12);}
.galeria-item::after{
  content:'';
  position:absolute; inset:0;
  background:linear-gradient(0deg, rgba(31,59,77,0.55), transparent 55%);
  opacity:0;
  transition:opacity var(--transicion);
}
.galeria-item:hover::after{opacity:1;}

/* --- CTA final --- */
.cta-final{
  text-align:center;
  padding:70px 32px;
  border-radius:var(--radio);
  background:linear-gradient(135deg, var(--primario), var(--acento));
  color:#fff;
  position:relative;
  overflow:hidden;
}
.cta-final h2{margin:0 0 14px; font-size:clamp(1.5rem, 3.4vw, 2.1rem);}
.cta-final p{margin:0 0 28px; opacity:0.95;}

/* --- Formularios --- */
form.formulario label{
  display:block;
  font-size:0.85rem;
  font-weight:500;
  margin-top:16px;
  margin-bottom:6px;
  color:var(--texto);
}
form.formulario input[type=text],
form.formulario input[type=email],
form.formulario input[type=tel],
form.formulario input[type=file],
form.formulario select,
form.formulario textarea{
  width:100%;
  padding:11px 14px;
  border:1.5px solid var(--borde);
  border-radius:var(--radio-sm);
  font-family:'Inter', sans-serif;
  font-size:0.95rem;
  background:#fff;
  color:var(--texto);
  transition:border-color var(--transicion), box-shadow var(--transicion);
}
form.formulario input:focus,
form.formulario select:focus,
form.formulario textarea:focus{
  outline:none;
  border-color:var(--primario);
  box-shadow:0 0 0 4px rgba(221,84,48,0.14);
}
form.formulario textarea{resize:vertical; min-height:80px;}
form.formulario input.campo-mayusculas{text-transform:uppercase;}
form.formulario input::placeholder,
form.formulario textarea::placeholder{color:#B5AF98; opacity:1; text-transform:none;}

.boton-outline{
  display:inline-block;
  background:#fff;
  color:var(--texto);
  border:1.5px solid var(--borde);
  padding:13px 26px;
  border-radius:var(--radio-pill);
  font-weight:600;
  font-family:'Inter', sans-serif;
  font-size:0.95rem;
  cursor:pointer;
  transition:border-color var(--transicion), background var(--transicion);
}
.boton-outline:hover{border-color:var(--primario); background:#FFFBEF;}

/* --- Modal de confirmación de inscripción --- */
.modal-overlay{
  position:fixed;
  inset:0;
  background:rgba(28,32,20,0.55);
  display:flex;
  align-items:center;
  justify-content:center;
  padding:16px;
  z-index:300;
}
.modal-overlay.oculto{display:none;}
.modal-caja{
  background:#fff;
  border-radius:var(--radio);
  width:100%;
  max-width:560px;
  max-height:88vh;
  display:flex;
  flex-direction:column;
  box-shadow:var(--sombra-lg);
  overflow:hidden;
}
.modal-header{
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding:20px 22px;
  border-bottom:1px solid var(--borde);
  flex-shrink:0;
}
.modal-header h3{margin:0; font-size:1.05rem; font-family:'Poppins', sans-serif;}
.modal-cerrar{
  background:none;
  border:none;
  font-size:1.5rem;
  line-height:1;
  color:var(--texto-suave);
  cursor:pointer;
  padding:4px 8px;
}
.modal-cerrar:hover{color:var(--primario);}
.modal-cuerpo{
  padding:20px 22px;
  overflow-y:auto;
  flex:1;
}
.modal-acciones{
  display:flex;
  gap:12px;
  padding:16px 22px 20px;
  border-top:1px solid var(--borde);
  flex-shrink:0;
  flex-wrap:wrap;
}
.modal-acciones button{flex:1; min-width:150px; text-align:center;}

.resumen-bloque{margin-bottom:18px;}
.resumen-bloque:last-child{margin-bottom:0;}
.resumen-titulo{
  font-size:0.78rem;
  font-weight:800;
  text-transform:uppercase;
  letter-spacing:0.04em;
  color:var(--primario);
  margin:0 0 8px;
}
.resumen-fila{
  display:flex;
  justify-content:space-between;
  gap:12px;
  padding:7px 0;
  border-bottom:1px solid var(--borde);
  font-size:0.88rem;
}
.resumen-fila:last-child{border-bottom:none;}
.resumen-etiqueta{color:var(--texto-suave); flex-shrink:0;}
.resumen-valor{color:var(--texto); font-weight:600; text-align:right;}
.resumen-aviso{
  background:#FBEAE3;
  border-left:4px solid var(--primario);
  padding:10px 14px;
  border-radius:10px;
  font-size:0.82rem;
  color:var(--primario-2);
  margin-top:16px;
}

@media (max-width:480px){
  .modal-header{padding:16px 18px;}
  .modal-cuerpo{padding:16px 18px;}
  .modal-acciones{padding:14px 18px 18px; flex-direction:column;}
  .resumen-fila{flex-direction:column; gap:2px;}
  .resumen-valor{text-align:left;}
}

fieldset.bloque-integrante{
  border:1.5px solid var(--borde);
  border-radius:var(--radio);
  padding:18px 22px 24px;
  margin-top:30px;
  background:#FFFBEF;
}
fieldset.bloque-integrante legend{
  font-weight:700;
  font-family:'Poppins', sans-serif;
  color:var(--primario);
  padding:0 10px;
  font-size:0.95rem;
}

.radio-linea{display:flex; gap:22px; font-size:0.92rem; margin-top:8px;}
.radio-linea label{display:flex; align-items:center; gap:6px; margin:0; font-weight:400;}

/* --- Foto: botones de "Tomar foto" / "Subir de la galería" --- */
.foto-uploader{margin-top:6px;}
.input-foto-oculto{
  position:absolute;
  width:1px; height:1px;
  padding:0; margin:-1px;
  overflow:hidden;
  clip:rect(0,0,0,0);
  white-space:nowrap;
  border:0;
}
.foto-botones{display:flex; flex-wrap:wrap; gap:10px;}
.boton-foto{
  display:inline-flex;
  align-items:center;
  gap:8px;
  background:#fff;
  color:var(--texto);
  border:1.5px solid var(--borde);
  padding:11px 20px;
  border-radius:var(--radio-pill);
  font-weight:600;
  font-family:'Inter', sans-serif;
  font-size:0.88rem;
  cursor:pointer;
  margin:0;
  transition:border-color var(--transicion), background var(--transicion);
}
.boton-foto:hover{border-color:var(--primario); background:#FFFBEF;}
.boton-foto-secundario{border-style:dashed;}
.input-foto-oculto:focus-visible + .boton-foto{outline:2px solid var(--acento); outline-offset:2px;}
.foto-preview-wrap{
  display:flex;
  align-items:center;
  gap:14px;
  margin-top:12px;
  padding:10px;
  border:1.5px solid var(--borde);
  border-radius:var(--radio-sm);
  background:#fff;
}
.foto-preview{
  width:64px; height:64px;
  object-fit:cover;
  border-radius:10px;
  border:1px solid var(--borde);
  flex-shrink:0;
}
.foto-quitar{
  background:none;
  border:none;
  color:var(--primario);
  font-size:0.85rem;
  font-weight:600;
  cursor:pointer;
  padding:6px 0;
  text-decoration:underline;
}
.foto-quitar:hover{color:var(--primario-2);}
@media (max-width:480px){
  .foto-botones{flex-direction:column;}
  .boton-foto{justify-content:center;}
}

.oculto{display:none;}
.error-campo{color:var(--primario); font-size:0.8rem; margin-top:4px; display:none;}
.aviso-dni-duplicado{font-size:0.8rem; margin-top:4px; display:none; font-weight:600;}
.aviso-dni-duplicado.verificando{color:var(--texto-suave); font-weight:400;}
.aviso-dni-duplicado.duplicado{color:var(--primario);}

.mensaje-alerta{
  background:#FBEAE3;
  border-left:4px solid var(--primario);
  padding:14px 18px;
  border-radius:var(--radio-sm);
  font-size:0.9rem;
  margin-bottom:24px;
}

.campo-trampa{position:absolute; left:-9999px; top:-9999px;}

.boton-enviar{
  margin-top:26px;
  background:linear-gradient(135deg, var(--primario), var(--primario-2));
  color:#fff;
  border:none;
  padding:15px 34px;
  border-radius:var(--radio-pill);
  font-size:1rem;
  font-weight:600;
  cursor:pointer;
  font-family:'Inter', sans-serif;
  box-shadow:0 6px 20px rgba(221,84,48,0.4);
  transition:transform var(--transicion), box-shadow var(--transicion);
}
.boton-enviar:hover{transform:translateY(-2px) scale(1.03); box-shadow:0 12px 28px rgba(221,84,48,0.5);}

.boton-secundario{
  display:inline-block;
  background:rgba(255,255,255,0.06);
  color:#fff;
  border:1.5px solid rgba(255,255,255,0.4);
  padding:13.5px 30px;
  border-radius:var(--radio-pill);
  font-weight:600;
  text-decoration:none;
  transition:border-color var(--transicion), background var(--transicion), transform var(--transicion);
}
.boton-secundario:hover{border-color:#fff; background:rgba(255,255,255,0.14); transform:translateY(-2px);}

.boton-oscuro{
  display:inline-block;
  background:var(--oscuro);
  color:#fff !important;
  padding:15px 34px;
  border-radius:var(--radio-pill);
  font-weight:600;
  text-decoration:none;
  transition:transform var(--transicion), box-shadow var(--transicion);
}
.boton-oscuro:hover{transform:translateY(-2px); box-shadow:var(--sombra-md);}

/* --- Footer --- */
footer.sitio{
  background:var(--oscuro);
  color:rgba(255,255,255,0.75);
  text-align:center;
  padding:44px 24px;
  font-size:0.85rem;
}
footer.sitio p{margin:6px 0;}
footer.sitio strong{color:#fff;}
footer.sitio a{color:var(--acento); text-decoration:none;}
footer.sitio a:hover{text-decoration:underline;}

/* --- Burbuja flotante de WhatsApp --- */
.burbuja-whatsapp{
  position:fixed;
  right:22px;
  bottom:22px;
  width:58px;
  height:58px;
  background:#25D366;
  border-radius:50%;
  display:flex;
  align-items:center;
  justify-content:center;
  box-shadow:0 8px 24px rgba(0,0,0,0.25);
  z-index:200;
  transition:transform var(--transicion), box-shadow var(--transicion);
  animation:latidoWhatsapp 2.6s ease-in-out infinite;
}
.burbuja-whatsapp:hover{
  transform:scale(1.08);
  box-shadow:0 10px 28px rgba(0,0,0,0.32);
}
@keyframes latidoWhatsapp{
  0%, 100%{box-shadow:0 8px 24px rgba(0,0,0,0.25), 0 0 0 0 rgba(37,211,102,0.5);}
  50%{box-shadow:0 8px 24px rgba(0,0,0,0.25), 0 0 0 10px rgba(37,211,102,0);}
}
@media (max-width:640px){
  .burbuja-whatsapp{right:16px; bottom:16px; width:52px; height:52px;}
  .burbuja-whatsapp svg{width:26px; height:26px;}
}

/* --- Burbuja flotante para instalar la app (aparte del cartel automático del navegador) --- */
.burbuja-instalar{
  position:fixed;
  left:22px;
  bottom:22px;
  width:56px;
  height:56px;
  background:var(--oscuro);
  border:none;
  border-radius:50%;
  display:flex;
  align-items:center;
  justify-content:center;
  box-shadow:0 8px 24px rgba(0,0,0,0.25);
  z-index:200;
  cursor:pointer;
  transition:transform var(--transicion), box-shadow var(--transicion);
}
.burbuja-instalar.oculto{display:none;}
.burbuja-instalar:hover{transform:scale(1.08); box-shadow:0 10px 28px rgba(0,0,0,0.32);}
.burbuja-instalar svg{width:26px; height:26px;}
@media (max-width:640px){
  .burbuja-instalar{left:16px; bottom:16px; width:50px; height:50px;}
  .burbuja-instalar svg{width:24px; height:24px;}
}

@media (prefers-reduced-motion: reduce){
  *{animation-duration:0.001ms !important; animation-iteration-count:1 !important; transition-duration:0.001ms !important; scroll-behavior:auto !important;}
}