.chronosina-auth[hidden] {
  display: none !important;
}

.chronosina-auth {
  position: fixed;
  inset: 0;
  z-index: 1300;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  background: rgba(15, 23, 42, 0.52);
  backdrop-filter: blur(6px);
}

.chronosina-auth__dialog {
  position: relative;
  width: min(460px, calc(100vw - 2rem));
  padding: 1.5rem;
  border: 1px solid rgba(148, 163, 184, 0.18);
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.98);
  box-shadow: 0 28px 60px rgba(15, 23, 42, 0.2);
}

.chronosina-auth__close {
  position: absolute;
  top: 1rem;
  right: 1rem;
  border: 0;
  background: transparent;
  color: #64748b;
  font-size: 1.5rem;
  cursor: pointer;
}

.chronosina-auth__eyebrow {
  margin: 0 0 0.4rem;
  color: #64748b;
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.chronosina-auth__title {
  margin: 0 0 0.65rem;
  color: #0f172a;
  font-size: 1.45rem;
}

.chronosina-auth__body,
.chronosina-auth__message {
  margin: 0;
  color: #475569;
  line-height: 1.7;
}

.chronosina-auth__message {
  margin-top: 0.85rem;
  padding: 0.8rem 0.9rem;
  border-radius: 16px;
}

.chronosina-auth__message.success {
  background: rgba(34, 197, 94, 0.12);
  color: #166534;
}

.chronosina-auth__message.error {
  background: rgba(239, 68, 68, 0.12);
  color: #b91c1c;
}

.chronosina-auth__message.info {
  background: rgba(59, 130, 246, 0.1);
  color: #1d4ed8;
}

.chronosina-auth__actions {
  display: grid;
  gap: 0.75rem;
  margin-top: 1rem;
}

.chronosina-auth__provider,
.chronosina-auth__submit,
.chronosina-auth__link {
  border: 0;
  cursor: pointer;
  font: inherit;
}

.chronosina-auth__provider,
.chronosina-auth__submit {
  width: 100%;
  padding: 0.82rem 1rem;
  border-radius: 999px;
  background: linear-gradient(135deg, #0f172a, #1d4ed8);
  color: #f8fafc;
  font-weight: 700;
}

.chronosina-auth__provider--secondary {
  background: rgba(241, 245, 249, 0.96);
  color: #0f172a;
}

.chronosina-auth__separator {
  position: relative;
  margin: 1rem 0;
  text-align: center;
  color: #64748b;
  font-size: 0.85rem;
}

.chronosina-auth__separator::before {
  content: "";
  position: absolute;
  inset: 50% 0 auto;
  border-top: 1px solid rgba(148, 163, 184, 0.22);
}

.chronosina-auth__separator span {
  position: relative;
  padding: 0 0.75rem;
  background: rgba(255, 255, 255, 0.98);
}

.chronosina-auth__form {
  display: grid;
  gap: 0.75rem;
}

.chronosina-auth__input {
  width: 100%;
  padding: 0.82rem 0.95rem;
  border: 1px solid rgba(148, 163, 184, 0.24);
  border-radius: 16px;
  background: rgba(248, 250, 252, 0.94);
  color: #0f172a;
}

.chronosina-auth__input--code {
  letter-spacing: 0.35em;
  text-align: center;
  font-size: 1.2rem;
}

.chronosina-auth__link {
  margin-top: 0.9rem;
  padding: 0;
  color: #2563eb;
  background: transparent;
  font-weight: 700;
}

.chronosina-auth__meta {
  display: grid;
  gap: 0.8rem;
  margin: 1rem 0 0;
}

.chronosina-auth__meta div {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.8rem 0.9rem;
  border-radius: 16px;
  background: rgba(248, 250, 252, 0.94);
}

.chronosina-auth__meta dt {
  color: #64748b;
}

.chronosina-auth__meta dd {
  margin: 0;
  color: #0f172a;
  font-weight: 700;
}

.chronosina-auth-nav__link {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
}

.chronosina-auth-nav__badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 2.2rem;
  padding: 0.12rem 0.42rem;
  border-radius: 999px;
  background: rgba(34, 197, 94, 0.18);
  color: #bbf7d0;
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.08em;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-user-color-scheme]) .chronosina-auth__dialog,
  :root:not([data-user-color-scheme]) .chronosina-auth__meta div,
  :root:not([data-user-color-scheme]) .chronosina-auth__input {
    background: rgba(15, 23, 42, 0.96);
    border-color: rgba(148, 163, 184, 0.18);
  }

  :root:not([data-user-color-scheme]) .chronosina-auth__title,
  :root:not([data-user-color-scheme]) .chronosina-auth__meta dd,
  :root:not([data-user-color-scheme]) .chronosina-auth__provider--secondary,
  :root:not([data-user-color-scheme]) .chronosina-auth__input {
    color: #f8fafc;
  }

  :root:not([data-user-color-scheme]) .chronosina-auth__body,
  :root:not([data-user-color-scheme]) .chronosina-auth__eyebrow,
  :root:not([data-user-color-scheme]) .chronosina-auth__meta dt,
  :root:not([data-user-color-scheme]) .chronosina-auth__separator {
    color: #cbd5e1;
  }
}

[data-user-color-scheme="dark"] .chronosina-auth__dialog,
[data-user-color-scheme="dark"] .chronosina-auth__meta div,
[data-user-color-scheme="dark"] .chronosina-auth__input {
  background: rgba(15, 23, 42, 0.96);
  border-color: rgba(148, 163, 184, 0.18);
}

[data-user-color-scheme="dark"] .chronosina-auth__title,
[data-user-color-scheme="dark"] .chronosina-auth__meta dd,
[data-user-color-scheme="dark"] .chronosina-auth__provider--secondary,
[data-user-color-scheme="dark"] .chronosina-auth__input {
  color: #f8fafc;
}

[data-user-color-scheme="dark"] .chronosina-auth__body,
[data-user-color-scheme="dark"] .chronosina-auth__eyebrow,
[data-user-color-scheme="dark"] .chronosina-auth__meta dt,
[data-user-color-scheme="dark"] .chronosina-auth__separator {
  color: #cbd5e1;
}