/* ===== RESET ===== */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

/* ===== FUNDO ===== */
body {
  font-family: 'Poppins', sans-serif;
  color: #fff;
  text-align: center;
  background: url('imagens/fundo-neon.png') center/cover no-repeat fixed;
  min-height: 100vh;
  position: relative;
  overflow-x: hidden;
}

body::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom, rgba(0, 0, 40, 0.6), rgba(0, 0, 0, 0.9));
  backdrop-filter: blur(2px);
  z-index: 0;
}

/* ===== LOGO ===== */
.logo {
  width: 220px;
  margin: 40px auto 20px;
  display: block;
  filter: drop-shadow(0 0 15px rgba(255,255,255,0.4));
  position: relative;
  z-index: 2;
}

/* ===== CONTAINER ===== */
.container {
  position: relative;
  z-index: 2;
  max-width: 480px;
  margin: 0 auto;
  padding: 40px 20px 100px;
}

/* ===== ÍCONES NEON ===== */
.icone {
  position: absolute;
  z-index: 1;
  opacity: 0.95;
}

.relampago {
  top: 6%;
  right: 10%;
  width: 80px;
  filter: drop-shadow(0 0 25px #ff007f);
  animation: pulse 2s infinite alternate;
}

.carrinho {
  bottom: 10%;
  left: 10%;
  width: 120px;
  filter: drop-shadow(0 0 20px #8000ff);
  animation: pulse 3s infinite alternate;
}

/* ===== TÍTULOS ===== */
.black-title {
  font-size: 2.6rem;
  font-weight: 900;
  background: linear-gradient(90deg, #fff, #ff007f, #ff6600);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  text-transform: uppercase;
  letter-spacing: 2px;
  text-shadow:
    0 0 20px rgba(255, 0, 127, 0.5),
    0 0 40px rgba(255, 102, 0, 0.4);
}

.black-title + .neon-title {
  margin-top: 8px;
}

.neon-title {
  font-size: 2.3rem;
  font-weight: 700;
  color: #fff700;
  text-transform: uppercase;
  text-shadow:
    0 0 15px #fff700,
    0 0 35px #ffcc00,
    0 0 70px #ffaa00;
  letter-spacing: 1px;
  margin-bottom: 10px;
  animation: flicker 2s infinite alternate;
}

.subtitle {
  font-size: 1.2rem;
  color: #fff;
  text-shadow: 0 0 10px rgba(255,255,255,0.4);
  margin-bottom: 40px;
}

/* ===== FORMULÁRIO ===== */
form {
  display: flex;
  flex-direction: column;
  gap: 20px;
  padding: 25px;
  background: rgba(54, 54, 54, 0.411);
  border-radius: 15px;
  border: 1px solid rgba(255,255,255,0.1);
  box-shadow: 0 0 30px rgba(255,255,255,0.05);
}

input {
  padding: 14px;
  border: 1px solid rgba(243, 200, 29, 0.849);
  border-radius: 10px;
  background: rgba(241, 234, 234, 0.884);
  color: #fff;
  text-align: center;
  font-size: 1rem;
  transition: 0.3s;
  backdrop-filter: blur(4px);
}
input:focus {
  border-color: #ffcc00;
  box-shadow: 0 0 15px #ffcc00;
}

input::placeholder {
  color: #1f1e1e;
}


/* ===== BOTÃO ===== */
.neon-button {
  background: linear-gradient(90deg, #ff007f, #ff6600);
  border: none;
  border-radius: 50px;
  padding: 16px 0;
  font-size: 1.3rem;
  font-weight: 700;
  color: #fff;
  text-transform: uppercase;
  cursor: pointer;
  box-shadow: 0 0 20px #ff007f, 0 0 40px #ff6600;
  transition: all 0.3s ease;
}

.neon-button:hover {
  transform: scale(1.05);
  filter: brightness(1.2);
}

/* ===== AVISO ===== */
.aviso {
  margin-top: 35px;
  color: #fff;
  font-size: 1rem;
  background: rgba(255,255,255,0.08);
  padding: 12px;
  border-radius: 10px;
  box-shadow: 0 0 10px rgba(255,255,255,0.1);
}

.aviso strong {
  color: #ffcc00;
  text-shadow: 0 0 10px #ffcc00;
}


.selo-black span {
  font-size: 1rem;
}

.selo-black small {
  font-size: 0.7rem;
  letter-spacing: 1px;
}

/* ===== RODAPÉ ===== */
footer {
  position: relative;
  z-index: 2;
  color: #ccc;
  font-size: 0.85rem;
  padding-bottom: 20px;
  text-shadow: 0 0 5px rgba(255,255,255,0.2);
}

/* ===== ANIMAÇÕES ===== */
@keyframes flicker {
  0%, 19%, 21%, 23%, 25%, 54%, 56%, 100% { opacity: 1; }
  20%, 24%, 55% { opacity: 0.6; }
}

@keyframes pulse {
  from { filter: drop-shadow(0 0 10px #ff007f); transform: scale(1); }
  to { filter: drop-shadow(0 0 25px #ff007f); transform: scale(1.05); }
}

/* ===== RESPONSIVO ===== */
@media (max-width: 600px) {
  .black-title {
    font-size: 2rem;
  }
  .neon-title {
    font-size: 1.9rem;
  }
  .subtitle {
    font-size: 1rem;
  }
  .icone {
    width: 60px;
  }
  .logo {
    width: 160px;
  }
}