:root {
  --green: #25d366;
  --red: #ff4b2b;
  --dark: #121212;
  --white: #ffffff;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}

body {
  background-color: var(--dark);
  color: var(--white);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  padding: 20px;
  text-align: center;
}

.container {
  max-width: 400px;
  width: 100%;
}

h1 {
  font-size: 1.6rem;
  margin-bottom: 40px;
  line-height: 1.3;
  font-weight: 700;
}

strong {
  color: var(--green);
}

.btn {
  display: block;
  width: 100%;
  padding: 20px;
  margin-bottom: 20px;
  border-radius: 15px;
  text-decoration: none;
  font-weight: 800;
  font-size: 1.3rem;
  transition: all 0.3s ease;
  border: none;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.btn-sim {
  background-color: var(--green);
  color: white;
  animation: pulse 1.5s infinite;
  box-shadow: 0 4px 15px rgba(37, 211, 102, 0.4);
}

@keyframes pulse {
  0% { transform: scale(1); }
  50% { transform: scale(1.05); }
  100% { transform: scale(1); }
}

.btn-nao {
  background-color: var(--red);
  color: white;
  opacity: 0.8;
  font-size: 1.1rem;
}

.disclaimer {
  margin-top: 50px;
  font-size: 0.7rem;
  color: #666;
  line-height: 1.6;
}

.warning-18 {
  display: inline-block;
  border: 1px solid #444;
  padding: 2px 8px;
  border-radius: 4px;
  margin-top: 15px;
  font-weight: bold;
}