:root {
  color-scheme: light;
  font-family: Arial, Helvetica, sans-serif;
  background: #f5f7fa;
  color: #222222;
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  min-height: 100vh;
  min-height: 100svh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px 16px;
}
.age-card {
  width: 430px;
  max-width: 100%;
  position: relative;
  top: -8px;
  padding: 35px 32px;
  text-align: center;
  background: #ffffff;
  border: 1px solid #e8ebef;
  border-radius: 20px;
  box-shadow: 0 10px 32px rgba(24, 39, 60, 0.06);
}
.lock-badge {
  width: 64px;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 24px;
  border-radius: 50%;
  background: #e5f7fd;
}
.lock-badge svg {
  width: 30px;
  height: 30px;
  stroke: #00b2e8;
  stroke-width: 2.5;
  stroke-linecap: round;
  stroke-linejoin: round;
}
h1 {
  margin: 0 0 12px;
  font-size: 22px;
  font-weight: 700;
  line-height: 26px;
  letter-spacing: -0.5px;
}
p {
  margin: 0;
  color: #8b98a6;
  font-size: 16px;
  line-height: 24px;
}
.confirm-button {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  min-height: 50px;
  margin-top: 32px;
  padding: 12px 16px;
  border-radius: 999px;
  background: #00afe8;
  color: #ffffff;
  font-size: 16px;
  line-height: 24px;
  font-weight: 700;
  text-decoration: none;
  box-shadow: 0 3px 8px rgba(0, 175, 232, 0.14);
  -webkit-tap-highlight-color: transparent;
}
.confirm-button:hover { background: #009ed4; }
.confirm-button:active { background: #008cbe; }
.confirm-button:focus-visible {
  outline: 3px solid #0074a4;
  outline-offset: 4px;
}
@media (max-width: 480px) {
  :root { background: #f5f6fb; }
  .age-card { border-radius: 20px; }
}
@media (max-width: 359px) {
  .age-card { padding-inline: 20px; }
  p { font-size: 14px; }
}