/* 登录 / 注册页 */
.auth-wrap {
  min-height: calc(100vh - 60px);
  display: flex; align-items: center; justify-content: center;
  padding: 24px;
  background:
    radial-gradient(600px 300px at 15% 10%, rgba(79, 110, 247, .08), transparent),
    radial-gradient(600px 300px at 85% 90%, rgba(255, 157, 118, .10), transparent);
}
.auth-card { width: min(400px, 94vw); padding: 32px 30px; }
.auth-card h2 { font-size: 22px; margin-bottom: 4px; }
.auth-sub { color: var(--ink-3); font-size: 13px; margin-bottom: 22px; }
.btn.block { width: 100%; padding: 11px; font-size: 15px; margin-top: 4px; }
.auth-foot { margin-top: 18px; text-align: center; font-size: 13px; color: var(--ink-3); }

/* 移动端 */
@media (max-width: 640px) {
  .auth-wrap { padding: 16px 12px; min-height: calc(100vh - 54px); }
  .auth-card { padding: 24px 20px; }
}