:root{
  --bg: #0f1011;
  --card: #ffffff;
  --text: #121212;
  --muted: #6b7280;
  --gold: #f6c90e;
  --shadow: rgba(0,0,0,.35);
}

* { box-sizing: border-box; }
html, body { height: 100%; }

body{
  margin:0;
  background: radial-gradient(1200px 500px at 50% -10%, rgba(255, 215, 0, 0.16), transparent 60%) var(--bg);
  font-family: "Poppins", system-ui, -apple-system, Segoe UI, Roboto, Ubuntu, Cantarell, "Helvetica Neue", Arial;
  color: var(--text);
}

.page{
  min-height: 100%;
  display: grid;
  place-items: center;
  padding: 42px 18px;
}

/* ====== CARD (sin borde negro) ====== */
.card{
  width: min(92vw, 780px);
  background: var(--card);
  border-radius: 28px;
  padding: clamp(28px, 4vw, 44px) clamp(24px, 5vw, 56px);
  text-align: center;
  border: none;                              /* 1) sin borde */
  box-shadow: 0 32px 80px var(--shadow);     /* sombra inferior sutil */
  position: relative;
  isolation: isolate;
  overflow: visible;
}

/* 2) Resplandor dorado elegante (reducido y pegado al borde) */
.glow::before{
  content:"";
  position:absolute;
  inset:-8px;                                /* pegado al borde blanco */
  border-radius: 36px;
  box-shadow:
     0 0 36px 10px rgba(246,201,14,.50),     /* halo cercano */
     0 0 110px 36px rgba(246,201,14,.28);    /* halo medio */
  z-index:-1;
  pointer-events:none;
}
.glow::after{
  content:"";
  position:absolute;
  inset:0;
  border-radius: 28px;
  background: radial-gradient(100% 120% at 50% 0%,
              rgba(246,201,14,.12),
              transparent 60%);
  z-index:0;
  pointer-events:none;
}

/* ====== AVATAR (sin borde negro) ====== */
.avatar{
  width: 190px; height: 190px;
  border-radius: 50%;
  object-fit: cover;
  display:block;
  margin: 4px auto 18px;
  border: none;                               /* 4) sin borde negro */
  outline: 6px solid var(--gold);             /* aro dorado */
  box-shadow:
    0 0 0 10px rgba(246,201,14,.10),
    0 14px 28px rgba(0,0,0,.35);
  background: #0b0b0b;                        /* imagen oscura */
}

.title{
  font-size: clamp(28px, 3.4vw, 42px);
  line-height: 1.2;
  font-weight: 800;
  letter-spacing: .2px;
  color: #0b0b0b;
  margin: 6px 0 6px;
}
.title .diamond{ filter: drop-shadow(0 2px 6px rgba(246,201,14,.6)); }

.meta{
  margin: 0 0 18px;
  color: var(--muted);
  font-weight: 500;
}

.features{
  list-style: none;
  padding: 0;
  margin: 6px 0 28px;
  display: grid;
  gap: 12px;
  font-size: clamp(16px, 1.9vw, 20px);
}
.features li{
  display: flex;
  align-items: center;
  gap: 10px;
  justify-content: center;
  line-height: 1.5;
}
.features strong{ font-weight: 700; }

/* ====== CTA BUTTON (palpitante constante + borde dorado ligero) ====== */
.cta{
  display: inline-block;
  border: 2px solid var(--gold);               /* 2px dorado ligero */
  background: #0b0b0b;
  color: #ffffff;
  font-weight: 800;
  font-size: clamp(16px, 2.1vw, 20px);
  letter-spacing: .8px;
  padding: 20px 28px;
  border-radius: 999px;
  text-decoration: none;
  box-shadow: 0 12px 28px rgba(0,0,0,.25);
  position: relative;
  will-change: transform;
}

/* 3) Palpitar SIEMPRE (dos ondas) */
.pulse::before,
.pulse::after{
  content:"";
  position:absolute;
  inset:-8px;
  border-radius:999px;
  border:2px solid var(--gold);
  opacity:.7;
  animation: heartbeat 1.8s ease-in-out infinite;
}
.pulse::after{
  inset:-18px;
  opacity:.35;
  animation: heartbeat 1.8s ease-in-out infinite .9s;
}

@keyframes heartbeat{
  0%   { transform: scale(1); opacity:.75; }
  45%  { transform: scale(1.10); opacity:.28; }
  60%  { transform: scale(1.16); opacity:.12; }
  100% { transform: scale(1.18); opacity: 0; }
}

.cta:hover{ transform: translateY(-1px) scale(1.01); }

/* Responsive tweaks */
@media (max-width: 480px){
  .avatar{ width: 160px; height: 160px; }
  .features{ gap: 10px; }
  .cta{ padding: 18px 22px; }
}