.planos-section {
  padding: 100px 20px;
  background: linear-gradient(135deg, #f8fafc, #eef2f7);
  text-align: center;
}

.planos-titulo {
  font-size: 2.4rem;
  margin-bottom: 10px;
}

.planos-subtitulo {
  color: #555;
  margin-bottom: 60px;
}

.planos-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
  max-width: 1100px;
  margin: 0 auto;
}

.plano-card {
  background: #fff;
  border-radius: 20px;
  padding: 40px 30px;
  box-shadow: 0 20px 50px rgba(0,0,0,0.08);
  position: relative;
  transition: 0.3s ease;
}

.plano-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 25px 60px rgba(0,0,0,0.12);
}

.plano-header h3 {
  margin-bottom: 10px;
}

.plano-preco {
  font-size: 2rem;
  font-weight: bold;
}

.plano-preco span {
  font-size: 0.9rem;
  font-weight: normal;
  color: #666;
}

.plano-beneficios {
  list-style: none;
  padding: 0;
  margin: 30px 0;
  text-align: left;
}

.plano-beneficios li {
  margin-bottom: 12px;
  font-size: 0.95rem;
}

.btn-plano {
  width: 100%;
  padding: 14px;
  border-radius: 30px;
  border: none;
  font-weight: 600;
  cursor: pointer;
  background: #111827;
  color: #fff;
  transition: 0.3s ease;
}

.btn-plano:hover {
  opacity: 0.9;
}

/* PRATA */
.plano-prata {
  border: 2px solid #cbd5e1;
}

.destaque {
  transform: scale(1.05);
}

.selo-popular {
  position: absolute;
  top: -12px;
  right: 20px;
  background: #2563eb;
  color: #fff;
  padding: 5px 14px;
  border-radius: 20px;
  font-size: 0.75rem;
}

/* OURO */
.plano-ouro {
  position: relative;
  background: linear-gradient(135deg, #facc15, #f59e0b);
  color: #1e293b;
  overflow: visible; /* permite o selo aparecer */
}

.selo-ouro {
  position: absolute;
  top: -12px;
  right: -12px;
  background: #1e293b;
  color: #facc15;
  padding: 8px 16px;
  border-radius: 30px;
  font-weight: 700;
  font-size: 0.75rem;
  z-index: 10; /* fica acima do brilho */
  box-shadow: 0 8px 20px rgba(0,0,0,0.3);
}
.ouro-btn {
  background: #1e293b;
  color: #fff;
}

/* RESPONSIVO */
@media (max-width: 992px) {
  .planos-grid {
    grid-template-columns: 1fr;
  }

  .destaque {
    transform: none;
  }
}
/* =========================
   OURO PREMIUM ANIMADO
========================= */

.plano-ouro {
  position: relative;
  background: linear-gradient(135deg, #facc15, #f59e0b);
  color: #1e293b;
  overflow: hidden;
  box-shadow: 0 25px 70px rgba(250, 204, 21, 0.5);
  transition: 0.4s ease;
}

/* Glow suave pulsando */
.plano-ouro::after {
  content: "";
  position: absolute;
  inset: -3px;
  border-radius: 22px;
  background: linear-gradient(
    45deg,
    #facc15,
    #fff,
    #f59e0b,
    #fff,
    #facc15
  );
  background-size: 400%;
  z-index: -1;
  animation: ouroGlow 6s linear infinite;
  opacity: 0.6;
}

/* Brilho passando */
.plano-ouro::before {
  content: "";
  position: absolute;
  top: 0;
  left: -100%;
  width: 60%;
  height: 100%;
  background: rgba(255,255,255,0.35);
  transform: skewX(-25deg);
  animation: brilhoOuro 4s infinite;
}

/* Hover ainda mais forte */
.plano-ouro:hover {
  transform: translateY(-10px) scale(1.03);
  box-shadow: 0 35px 90px rgba(250, 204, 21, 0.7);
}

/* Animações */
@keyframes brilhoOuro {
  0% { left: -100%; }
  100% { left: 150%; }
}

@keyframes ouroGlow {
  0% { background-position: 0% 50%; }
  100% { background-position: 400% 50%; }
}
/* =========================
   PLANO PRATA PREMIUM
========================= */

.plano-prata {
  position: relative;
  background: linear-gradient(
    135deg,
    #e5e7eb 0%,
    #cbd5e1 40%,
    #94a3b8 70%,
    #e2e8f0 100%
  );
  color: #1e293b;
  border-radius: 20px;
  overflow: visible;
  box-shadow: 0 12px 30px rgba(148,163,184,0.35);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.plano-prata:hover {
  transform: translateY(-6px);
  box-shadow: 0 18px 45px rgba(148,163,184,0.45);
}

@keyframes brilhoPrata {
  0% { left: -120%; }
  100% { left: 150%; }
}
/* =========================
   BOTÃO WHATSAPP PREMIUM
========================= */

.btn-whatsapp-premium {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;

  background: linear-gradient(135deg, #25d366, #1ebe5d);
  color: #fff;
  font-weight: 700;
  font-size: 1.1rem;

  padding: 16px 28px;
  border-radius: 50px;

  text-decoration: none;
  box-shadow: 0 10px 25px rgba(37,211,102,0.35);

  transition: all 0.3s ease;
}

/* Hover */
.btn-whatsapp-premium:hover {
  transform: translateY(-4px);
  box-shadow: 0 18px 40px rgba(37,211,102,0.5);
}

/* Clique */
.btn-whatsapp-premium:active {
  transform: scale(0.98);
}
.btn-whatsapp-premium {
  animation: pulseZap 2.5s infinite;
}

@keyframes pulseZap {
  0% { box-shadow: 0 0 0 0 rgba(37,211,102,0.5); }
  70% { box-shadow: 0 0 0 15px rgba(37,211,102,0); }
  100% { box-shadow: 0 0 0 0 rgba(37,211,102,0); }
}