.cloud-auth-backdrop {
  position: fixed;
  inset: 0;
  z-index: 500;
  display: grid;
  place-items: center;
  padding: 18px;
  background: rgba(1, 8, 14, .82);
  backdrop-filter: blur(14px);
}
.cloud-auth-backdrop[hidden] { display: none; }
.cloud-auth-card {
  position: relative;
  width: min(460px, 100%);
  border: 1px solid rgba(154, 221, 224, .25);
  border-radius: 24px;
  padding: 24px;
  background: linear-gradient(155deg, #0e2b39, #16162e);
  box-shadow: 0 30px 70px rgba(0,0,0,.42);
}
.cloud-auth-card small { color: #bcefeb; font-weight: 800; letter-spacing: .14em; }
.cloud-auth-card h2 { margin: 8px 0; font-size: 30px; }
.cloud-auth-card p { color: var(--muted); margin: 0 0 18px; }
.cloud-auth-card label { display: block; margin-top: 10px; }
.cloud-auth-logo { font-size: 42px; margin-bottom: 5px; }
.cloud-auth-close {
  position: absolute;
  right: 14px;
  top: 12px;
  width: 34px;
  height: 34px;
  border: 0;
  border-radius: 50%;
  color: white;
  background: rgba(255,255,255,.08);
  font-size: 22px;
}
.cloud-wide { width: 100%; margin-top: 9px; }
.cloud-account-btn { white-space: nowrap; background: rgba(87, 215, 206, .12); }
.cloud-menu {
  position: absolute;
  z-index: 450;
  right: 0;
  top: calc(100% + 8px);
  width: 230px;
  display: grid;
  gap: 8px;
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 12px;
  background: #0d2633;
  box-shadow: var(--shadow);
}
.cloud-menu span { color: var(--muted); font-size: 11px; }
.top-actions { position: relative; }
@media (max-width: 650px) {
  .cloud-account-btn { order: 5; width: 100%; }
  .cloud-menu { top: 100%; width: min(280px, calc(100vw - 28px)); }
  .cloud-auth-card { padding: 20px; }
  .cloud-auth-card h2 { font-size: 26px; }
}