/* ───────────────────────────────────────────────────────────
   CyanideX — Dark glass login with animated security grid
   ─────────────────────────────────────────────────────────── */
.auth {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 32px 24px;
  position: relative;
  overflow-y: auto;
  z-index: 0;
}

/* animated radar/grid security field */
.auth-field {
  position: fixed; inset: 0; z-index: -1; overflow: hidden;
}
.auth-field .ringpulse {
  position: absolute; top: 50%; left: 50%;
  width: 40px; height: 40px; border-radius: 50%;
  border: 1px solid rgba(0, 229, 255, 0.4);
  transform: translate(-50%, -50%);
  animation: ringExpand 5s ease-out infinite;
}
.auth-field .ringpulse:nth-child(2) { animation-delay: 1.6s; }
.auth-field .ringpulse:nth-child(3) { animation-delay: 3.2s; }
@keyframes ringExpand {
  0% { width: 40px; height: 40px; opacity: 0.8; }
  100% { width: 130vmax; height: 130vmax; opacity: 0; }
}

.auth-card {
  width: 100%;
  max-width: 500px;
  padding: 42px 38px 36px;
  position: relative;
  overflow: visible;
  z-index: 1;
}
.auth-card.glass {
  overflow: visible;
}
.auth-brand {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  margin-bottom: 6px;
}
.auth-sub {
  font-family: var(--font-mono);
  font-size: 0.66rem;
  font-weight: 400;
  color: var(--text-dim);
  letter-spacing: 1px;
  margin: 8px 0 24px;
  text-align: center;
}

.field { margin-bottom: 16px; }
.field label {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.64rem;
  font-weight: 400;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--text-dim);
  margin-bottom: 7px;
}
.input {
  width: 100%;
  padding: 12px 14px;
  background: rgba(0, 0, 0, 0.3);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-sm);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 0.92rem;
  font-weight: 400;
  transition: all var(--speed);
}
.auth .btn {
  font-weight: 500;
}
.input:focus { outline: none; border-color: var(--cyan); box-shadow: var(--glow-cyan); }

.auth-error {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--danger);
  margin: 0 0 12px;
  padding: 8px 10px;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(255, 59, 92, 0.35);
  background: rgba(255, 59, 92, 0.08);
}
.auth-accounts {
  margin: 18px 0 4px;
}
.auth-accounts-label {
  font-size: 0.6rem;
  color: var(--text-faint);
  letter-spacing: 1.5px;
  margin-bottom: 8px;
  font-weight: 400;
  text-align: center;
}
.auth-accounts-row {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}
.role-pick {
  flex: 1;
  min-width: 88px;
  text-align: center;
  cursor: pointer;
  padding: 9px 6px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--glass-border);
  background: rgba(0,0,0,0.2);
  font-family: var(--font-head);
  font-size: 0.78rem;
  font-weight: 400;
  letter-spacing: 0.5px;
  color: var(--text-dim);
  transition: all var(--speed);
}
.role-pick:hover {
  color: var(--text);
  border-color: var(--glass-border-strong);
  background: rgba(0, 229, 255, 0.08);
}

.auth-hero .brand-logo {
  display: block;
  cursor: pointer;
  transition: opacity var(--speed), filter var(--speed);
}
.auth-hero .brand-logo:hover {
  opacity: 0.9;
  filter: drop-shadow(0 0 18px rgba(0, 229, 255, 0.5));
}

.auth-back {
  position: absolute;
  top: 20px;
  left: 24px;
  z-index: 3;
  font-size: 0.68rem;
  color: var(--text-dim);
  letter-spacing: 1px;
  transition: color var(--speed);
}
.auth-back:hover { color: var(--cyan); }

.auth-switch {
  margin-top: 16px;
  text-align: center;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-dim);
}
.auth-switch a { color: var(--cyan); }

.auth-success {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--ok);
  margin: 0 0 12px;
  padding: 8px 10px;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(37, 245, 164, 0.35);
  background: rgba(37, 245, 164, 0.08);
}

.auth-foot { margin-top: 20px; text-align: center; font-family: var(--font-mono); font-size: 0.64rem; color: var(--text-faint); }
.auth-hint { margin-top: 16px; font-family: var(--font-mono); font-size: 0.62rem; color: var(--text-faint); text-align: center; line-height: 1.6; }