:root{
  /* Fondo */
  --bg:#62d6ff;                 /* azul celeste */
  --bg2:#2aa8ff;                /* celeste más fuerte */
  --ink:#07070b;                /* texto negro (no blanco) */
  --muted:rgba(7,7,11,.72);

  /* Header / footer */
  --hf:#5fb8ff;                 /* azul medio */
  --hf2:#3f9cff;

  /* Cards / superficies (sin blanco) */
  --card:rgba(120, 40, 255, .10);    /* morado suave */
  --card2:rgba(255, 47, 214, .08);   /* rosa suave */
  --line:rgba(7,7,11,.18);

  /* Acentos */
  --rosa:#ff2fd6;               /* rosa chicle neón */
  --rosaSoft:#ff7be7;           /* rosa más suave */
  --rojo:#ff0038;               /* rojo neón */
  --morado:#7a2cff;

  /* Medidas */
  --headerH:78px;
  --shadow:0 16px 40px rgba(0,0,0,.18);
}

*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  font-family:system-ui,-apple-system,Segoe UI,Roboto,Ubuntu,Cantarell,Noto Sans,Arial;
  color:var(--ink);
  background:
    radial-gradient(900px 560px at 15% 0%, rgba(255,47,214,.12), transparent 60%),
    radial-gradient(900px 560px at 85% 10%, rgba(122,44,255,.12), transparent 60%),
    linear-gradient(180deg,var(--bg2),var(--bg));
}

a{color:var(--morado); text-decoration:none; font-weight:800}
a:hover{text-decoration:underline}

.wrap{max-width:1120px;margin:0 auto;padding:0 18px}
.spacer-top{height:var(--headerH)}
@media (max-width:900px){ :root{--headerH:70px} }

/* Header fijo (sin blanco) */
.header{
  position:fixed; top:0; left:0; right:0; z-index:99999;
  background:linear-gradient(180deg,var(--hf),var(--hf2));
  border-bottom:1px solid rgba(7,7,11,.18);
  box-shadow:0 10px 26px rgba(0,0,0,.16);
}
.header-inner{
  max-width:1120px;margin:0 auto;
  display:flex;align-items:center;justify-content:space-between;
  padding:14px 18px;
}

.brand{display:flex;flex-direction:column;line-height:1.05}
.brand b{font-size:20px;letter-spacing:.2px;color:var(--ink)}
.brand span{font-size:12.5px;color:rgba(7,7,11,.75)}
.brand span em{font-style:normal;color:var(--rosa);font-weight:900}

.nav-desktop{display:flex;gap:14px;align-items:center}
.nav-desktop a{color:var(--ink);opacity:.92;font-weight:950}
.nav-desktop a:hover{opacity:1}
.nav-desktop a.active{color:var(--rosa)}

.btn{
  display:inline-flex;align-items:center;justify-content:center;
  padding:10px 12px;border-radius:14px;
  border:1px solid rgba(7,7,11,.22);
  background:rgba(7,7,11,.10);
  color:var(--ink);
  font-weight:950;
}
.btn.primary{
  border-color:rgba(255,47,214,.45);
  background:rgba(255,47,214,.14);
  box-shadow:0 0 0 2px rgba(255,47,214,.10) inset;
}
.btn.primary span{color:var(--rosa); text-shadow:0 0 10px rgba(255,47,214,.18)}

.burger{
  display:none;
  width:42px;height:40px;border-radius:12px;
  border:1px solid rgba(7,7,11,.22);
  background:rgba(7,7,11,.10);
  color:var(--ink);
  font-weight:950;
}
@media (max-width:900px){
  .nav-desktop{display:none}
  .burger{display:inline-flex;align-items:center;justify-content:center}
}

/* Menú móvil */
.mobile-menu{display:none;border-top:1px solid rgba(7,7,11,.18)}
.mobile-menu.open{display:block}
.mobile-menu .inner{
  max-width:1120px;margin:0 auto;padding:10px 18px 14px;
  display:grid;gap:10px;
}
.mobile-menu a{
  display:flex;justify-content:space-between;align-items:center;
  padding:12px 12px;border-radius:14px;
  border:1px solid rgba(7,7,11,.18);
  background:rgba(7,7,11,.10);
  color:var(--ink);
  font-weight:950;
}
.mobile-menu a strong{color:var(--rosa);font-weight:950}
.mobile-menu a.active{outline:2px solid rgba(255,47,214,.25)}

/* Contenido (sin blanco) */
.card{
  background:linear-gradient(180deg, var(--card), var(--card2));
  border:1px solid rgba(7,7,11,.18);
  border-radius:20px;
  box-shadow:var(--shadow);
  padding:18px;
  margin-top:18px;
}
.h1{font-size:34px;margin:0 0 10px; color:var(--rosa); font-weight:950}
@media (max-width:900px){ .h1{font-size:28px} }
.lead{margin:0;color:var(--muted);font-size:16px;line-height:1.55}

.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin:16px 0}
@media (max-width:900px){ .grid3{grid-template-columns:1fr} }

.tile{
  border:1px solid rgba(7,7,11,.16);
  border-radius:18px;
  background:rgba(7,7,11,.06);
  padding:14px;
}
.tile h3{margin:0 0 6px;font-size:16px;color:var(--rosa);font-weight:950}
.tile p{margin:0;color:var(--muted);font-size:14px;line-height:1.5}

/* Footer (sin blanco) */
.footer{
  margin-top:22px;
  border-top:1px solid rgba(7,7,11,.18);
  color:rgba(7,7,11,.78);
  font-size:13px;
  padding:16px 0 22px;
}

/* Destacados */
.pink{color:var(--rosa);font-weight:950;text-shadow:0 0 10px rgba(255,47,214,.18)}
.red{color:var(--rojo);font-weight:950;text-shadow:0 0 10px rgba(255,0,56,.20)}

/* === BuenChat SEO Footer (no blanco, estilo cards) === */
.site-footer{
  background: rgba(8,23,51,.86);
  border-top: 1px solid rgba(0,0,0,.25);
  padding: 14px 18px;
}

.site-footer .footer-nav{
  max-width: 1120px;
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  gap: 10px 14px;
  align-items: center;
  justify-content: center;
}

.site-footer .footer-nav a{
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px 12px;
  border-radius: 14px;
  text-decoration: none;
  font-weight: 800;
  border: 1px solid rgba(0,0,0,.25);
  background: rgba(0,0,0,.18);
  color: rgba(191,255,87,.92); /* pistacho */
}

.site-footer .footer-nav a:hover{
  filter: brightness(1.05);
  transform: translateY(-1px);
}

.site-footer .footer-copy{
  max-width: 1120px;
  margin: 10px auto 0;
  text-align: center;
  color: rgba(191,255,87,.78);
  font-weight: 700;
}

.site-footer .footer-copy span[data-year]{
  color: rgba(255,47,166,.95); /* rosa chicle */
}