body {
  font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
  background-color: #f6f6f6;
  margin: 0;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.main {
  flex: 1;
  display: flex;
  justify-content: center;
  align-items: center;
  padding-bottom: 70px;
}

.page-frame {
  background: #fff;
  padding: 40px 60px;
  border-radius: 8px;
  box-shadow: 0 10px 18px rgba(0, 0, 0, 0.1);
  text-align: center;
  width: 90%;
  max-width: 600px;
}

.header {
  font-size: 26px;
  margin: 0 0 8px;
}

.subtitle {
  color: #777;
  margin-bottom: 20px;
  font-size: 15px;
}

input[type="text"] {
  padding: 10px;
  font-size: 16px;
  border: 1px solid #ccc;
  border-radius: 4px;
  width: 80%;
  max-width: 320px;
  margin-top: 10px;
}

button {
  margin-left: 10px;
  padding: 10px 24px;
  font-size: 15px;
  background-color: #333;
  color: #fff;
  border: none;
  border-radius: 4px;
  cursor: pointer;
}

button:hover {
  background-color: #555;
}

.footer {
  position: fixed;
  bottom: 0;
  left: 0;
  width: 100%;
  text-align: center;
  font-size: 14px;
  color: #666;
  background: #f8f8f8;
  padding: 10px 0;
  box-shadow: 0 -1px 4px rgba(0, 0, 0, 0.05);
  z-index: 100;
}

.cf-turnstile {
  margin: 12px auto;
  display: flex;
  justify-content: center;
}

.fade-in {
  opacity: 0;
  animation: fadeIn 0.6s ease forwards;
  animation-delay: 0.3s;
}
@keyframes fadeIn {
  to {
    opacity: 1;
  }
}

.checkmark {
  font-size: 28px;
  color: #4CAF50;
  font-weight: bold;
  text-align: center;
  margin-top: 8px;
  opacity: 0;
  transition: opacity 0.5s ease;
}
.checkmark.show {
  opacity: 1;
}
.checkmark.hidden {
  opacity: 0;
}