:root {
  --bg: #ffffff;
  --text: #0f172a;
  --muted: #64748b;
  --primary: #6d28d9;
  --primary-2: #7c3aed;
  --accent: #ec4899;
  --accent-2: #d946ef;
  --success: #22c55e;
  --card: #ffffff;
  --shadow: 0 10px 20px rgba(0,0,0,.08), 0 6px 6px rgba(0,0,0,.04);
  --radius: 16px;
}

* { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0;
  font-family: 'Poppins', system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  display: grid;
  place-items: start center;
  padding: 24px 16px 40px;
}

.wrap {
  width: 100%;
  max-width: 520px;
  margin-top: 12px;
}

.logo {
  display: grid;
  place-items: center;
  margin: 10px 0 8px;
}

.logo svg { height: 56px; width: 56px; }

h1 {
  text-align: center;
  font-weight: 700;
  font-size: 28px;
  margin: 6px 0 10px;
  letter-spacing: 0.2px;
}

.subtitle {
  text-align: center;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.6;
  margin: 0 8px 22px;
}

.btn {
  width: 100%;
  border: 0;
  color: #fff;
  font-weight: 600;
  font-size: 16px;
  line-height: 1;
  padding: 22px 24px;
  border-radius: 10px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  box-shadow: var(--shadow);
  transition: transform .08s ease, filter .15s ease;
}

.btn + .btn { margin-top: 18px; }

.btn:active { transform: translateY(1px) scale(0.995); }
.btn:hover {
  filter: brightness(1.06);
  transform: translateY(-1px);
  box-shadow: 0 16px 28px rgba(0,0,0,.10), 0 8px 10px rgba(0,0,0,.06);
}

.btn--male { background: #5215f9; }

.btn--female { background: #e51fff; }

.btn .emoji { font-size: 20px; }

.btn .label { text-align: center; }

.card-shadow { position: relative; }

.card-shadow::after {
  content: "";
  position: absolute;
  left: 10px;
  right: 10px;
  bottom: -8px;
  height: 12px;
  border-radius: 16px;
  background: radial-gradient(closest-side, rgba(0,0,0,.10), rgba(0,0,0,0));
  filter: blur(6px);
  z-index: -1;
}

/* Espaçamento entre os cartões (botões) */
.card-shadow + .card-shadow { margin-top: 22px; }

@media (min-width: 640px) {
  h1 { font-size: 32px; }
  .subtitle { font-size: 16px; }
  .btn { font-size: 17px; padding: 24px 26px; }
}