.login-page {
  position: relative;
  display: grid;
  place-items: center;
  min-height: calc(100vh - 4rem);
  padding: clamp(2rem, 8vh, 5rem) 1rem;
  overflow: hidden;
}

.login-page::before,
.login-page::after {
  content: "";
  position: absolute;
  width: clamp(18rem, 55vw, 42rem);
  aspect-ratio: 1;
  border-radius: 50%;
  pointer-events: none;
  filter: blur(2px);
}
.login-page::before { top: -30%; left: -12%; background: radial-gradient(circle, rgba(0, 113, 227, 0.12), transparent 66%); }
.login-page::after { right: -18%; bottom: -38%; background: radial-gradient(circle, rgba(100, 210, 255, 0.12), transparent 66%); }

.login-card {
  position: relative;
  z-index: 1;
  width: min(100%, 27rem);
  padding: clamp(1.6rem, 5vw, 2.25rem);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-xl);
  background: rgba(255, 255, 255, 0.76);
  -webkit-backdrop-filter: blur(32px) saturate(180%);
  backdrop-filter: blur(32px) saturate(180%);
  box-shadow: var(--shadow-modal);
  text-align: center;
  animation: login-materialize 420ms cubic-bezier(0.22, 1, 0.36, 1);
}
[data-theme="dark"] .login-card { background: rgba(30, 30, 33, 0.82); }
@keyframes login-materialize { from { opacity: 0; transform: translateY(1rem) scale(0.96); filter: blur(8px); } }

.login-pill { margin-bottom: 1.3rem; }
.login-card h1 { margin-bottom: 0.45rem; color: var(--text-primary); font-size: clamp(1.9rem, 7vw, 2.5rem); line-height: 1.06; letter-spacing: -0.045em; font-weight: 720; }
.login-card h1 .accent { color: inherit; font-style: normal; }
.login-card .subtitle { max-width: 21rem; margin: 0 auto 1.7rem; color: var(--text-muted); font-size: 0.88rem; line-height: 1.55; }
.login-card form { display: flex; flex-direction: column; gap: 0.9rem; text-align: left; }
.login-card .field-errors { margin-top: 0.15rem; color: var(--danger); font-size: 0.74rem; }
.login-card .form-error { margin-bottom: 0.85rem; padding: 0.72rem 0.82rem; border: 1px solid rgba(215, 0, 21, 0.25); border-radius: var(--radius-md); background: var(--danger-bg); color: var(--danger); font-size: 0.8rem; line-height: 1.45; text-align: left; }
.login-card .btn-primary { width: 100%; min-height: 2.8rem; margin-top: 0.35rem; font-size: 0.88rem; }

@media (prefers-reduced-transparency: reduce) {
  .login-card { background: var(--bg-secondary); -webkit-backdrop-filter: none; backdrop-filter: none; }
}