:root {
  --bg: #0D0D0D;
  --purple: #9B5DE5;
  --teal: #00F5D4;
  --white: #F8F8F8;
}

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

body {
  background-color: var(--bg);
  color: var(--white);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif;
  min-height: 100vh;
  display: flex;
  justify-content: center;
}

.container {
  width: 100%;
  max-width: 480px;
  padding: 40px 24px 32px;
  display: flex;
  flex-direction: column;
  align-items: center;
  min-height: 100vh;
}

/* Cabeçalho */
.header {
  display: flex;
  flex-direction: column;
  align-items: center;
  margin-bottom: 40px;
}

.LOGO {
  width: 140px;
  height: auto;
  margin-bottom: 16px;
  filter: drop-shadow(0 0 20px rgba(155, 93, 229, 0.35));
}

.tagline {
  font-size: 15px;
  color: var(--white);
  opacity: 0.85;
  text-align: center;
  letter-spacing: 0.3px;
}

/* Botões */
.links {
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: 16px;
  flex: 1;
}

.btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  padding: 18px 20px;
  border-radius: 16px;
  font-size: 16px;
  font-weight: 600;
  text-decoration: none;
  color: var(--white);
  background: rgba(248, 248, 248, 0.06);
  border: 1px solid rgba(248, 248, 248, 0.12);
  transition: transform 0.15s ease, background 0.2s ease, border-color 0.2s ease;
  text-align: center;
}

.btn:hover {
  background: rgba(248, 248, 248, 0.1);
  border-color: var(--teal);
}

.btn:active {
  transform: scale(0.97);
}

.btn-primary {
  background: linear-gradient(135deg, var(--purple), #7b3fc4);
  border: none;
  box-shadow: 0 4px 20px rgba(155, 93, 229, 0.4);
  font-size: 17px;
}

.btn-primary:hover {
  background: linear-gradient(135deg, #a86ce8, var(--purple));
  box-shadow: 0 4px 24px rgba(0, 245, 212, 0.3);
}

/* Rodapé */
.footer {
  margin-top: 40px;
  font-size: 12px;
  color: var(--white);
  opacity: 0.4;
  text-align: center;
  letter-spacing: 0.3px;
}

/* Telas maiores (opcional, mas fica elegante) */
@media (min-width: 481px) {
  .btn {
    cursor: pointer;
  }
}