body {
  background: #f6f8fa;
  font-family: 'Inter', Arial, sans-serif;
  margin: 0;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
}
.auth-container {
  background: #fff;
  border-radius: 18px;
  box-shadow: 0 4px 32px 0 rgba(0,0,0,0.08);
  padding: 40px 32px 32px 32px;
  max-width: 370px;
  width: 100%;
  margin: 48px 0 24px 0;
  display: flex;
  flex-direction: column;
  align-items: center;
}
.auth-title {
  font-size: 1.7rem;
  font-weight: 700;
  margin-bottom: 18px;
  color: #222b45;
  text-align: center;
}
.auth-desc {
  color: #6c7a96;
  font-size: 1.05rem;
  margin-bottom: 32px;
  text-align: center;
}
.telegram-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  background: #37aee2;
  color: #fff;
  font-weight: 600;
  font-size: 1.1rem;
  border: none;
  border-radius: 12px;
  padding: 14px 0;
  width: 100%;
  cursor: pointer;
  box-shadow: 0 2px 8px 0 rgba(55,174,226,0.10);
  transition: .5s;
  text-decoration: none;
  cursor: pointer;
}
.telegram-btn:hover {
  background: #37aee2;
  color: #fff;
  box-shadow: 0 4px 24px 0 rgba(0, 0, 0, 0.18);
}
.telegram-btn svg {
  width: 22px;
  height: 22px;
  display: block;
}
.auth-footer {
  margin-top: 32px;
  color: #b0b8c9;
  font-size: 0.95rem;
  text-align: center;
}
@media (max-width: 480px) {
  .auth-container {
    padding: 24px 8px 18px 8px;
    max-width: 98vw;
  }
  .auth-title {
    font-size: 1.2rem;
  }
  .auth-desc {
    font-size: 0.98rem;
  }
}