/* ===========================================
   AUTH PAGE STYLES (Login)
   ===========================================
   Page-specific overrides; global.css is loaded
   by _Layout.cshtml

/* Session expired banner */
.session-expired-alert {
  background: var(--colour-amber-50, #fffbeb);
  border: 1px solid var(--colour-amber-300, #fcd34d);
  color: var(--colour-amber-800, #92400e);
  padding: 12px 16px;
  border-radius: 8px;
  font-size: 14px;
  margin-bottom: 24px;
  text-align: center;
}
   =========================================== */

/* App container override */

/* Header spacing override */
.header {
  margin-bottom: 40px;
}

/* Form */
.form {
  display: flex;
  flex-direction: column;
  gap: 24px;
  margin-top: 16px;
}

.input-group {
  display: flex;
  flex-direction: column;
  height: 60px;
  padding: 9px 12px;
  gap: 2px;
  align-self: stretch;
  border-radius: 8px;
  border: 2px solid var(--colour-neutral-100, #E5E5E5);
  background: var(--colour-white, #FFF);
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.input-group label {
  font-size: 12px;
  font-weight: 500;
  color: var(--colour-neutral-650);
  line-height: 1;
}

.input-group input {
  border: none;
  outline: none;
  padding: 0;
  height: auto;
  flex: 1;
  font-family: var(--font-family);
  font-size: 16px;
  color: var(--colour-neutral-900);
  background: transparent;
  width: 100%;
}

.input-group input::placeholder {
  color: var(--colour-neutral-350);
}

.input-group input:-webkit-autofill,
.input-group input:-webkit-autofill:hover,
.input-group input:-webkit-autofill:focus {
  -webkit-text-fill-color: var(--colour-neutral-900);
  -webkit-box-shadow: 0 0 0 1000px white inset;
  transition: background-color 5000s ease-in-out 0s;
}

.input-group:focus-within {
  border-color: var(--colour-blue-400);
  box-shadow: 0 0 0 3px rgba(51, 124, 196, 0.1);
}

.input-group:has(input[readonly]) {
  background-color: var(--colour-neutral-50);
  cursor: not-allowed;
}

.input-group:has(input[readonly]):focus-within {
  border-color: var(--colour-neutral-100);
  box-shadow: none;
}

/* Password input row (input + toggle button) */
.input-row {
  display: flex;
  align-items: center;
  flex: 1;
  gap: 4px;
}

.input-row input {
  flex: 1;
}

.password-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  padding: 0;
  border: none;
  background: none;
  cursor: pointer;
  color: var(--colour-neutral-400);
  flex-shrink: 0;
  transition: color var(--transition-fast);
}

.password-toggle:hover {
  color: var(--colour-neutral-700);
}

.password-toggle svg {
  width: 20px;
  height: 20px;
}

/* Change email link */
.change-email-link {
  font-size: 13px;
  font-weight: 500;
  color: var(--colour-blue-400);
  text-decoration: none;
  margin-top: -16px;
  transition: color 0.15s ease;
}

.change-email-link:hover {
  color: var(--colour-blue-300);
  text-decoration: underline;
}

/* Forgot password link */
.forgot-password-link {
  font-size: 13px;
  font-weight: 500;
  color: var(--colour-blue-400);
  text-decoration: none;
  margin-top: -16px;
  transition: color 0.15s ease;
}

.forgot-password-link:hover {
  color: var(--colour-blue-300);
  text-decoration: underline;
}

/* Validation errors */
.text-danger {
  color: var(--colour-red-400);
  font-size: 12px;
  margin-top: -18px;
}

.input-group:has(input.input-validation-error) {
  border-color: var(--colour-red-400);
}

.input-group:has(input.input-validation-error):focus-within {
  box-shadow: 0 0 0 3px rgba(227, 93, 106, 0.1);
}

/* Button full width override */
.btn-primary {
  width: 100%;
}

/* Signup / Footer */
.signup {
  margin-top: auto;
  padding-top: 40px;
  text-align: center;
  font-size: 14px;
  color: var(--colour-neutral-700);
}

.signup a {
  color: var(--colour-blue-400);
  font-weight: 500;
  text-decoration: none;
  margin-left: 4px;
  transition: color 0.15s ease;
}

.signup a:hover {
  color: var(--colour-blue-300);
  text-decoration: underline;
}

/* Button loader — hidden by default, shown via JS on submit */
#btnLoader,
#emailBtnLoader,
#mfaBtnLoader,
#activateMfaBtnLoader,
#skipMfaBtnLoader,
#resendBtnWait,
#emailOtpBtnWait {
  display: none;
}

#btnLoader,
#emailBtnLoader {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
}

#submitBtn,
#emailSubmitBtn {
  position: relative;
}

/* ===========================================
   OTP VERIFICATION STYLES
   =========================================== */

/* OTP Error Alert */
.otp-error-alert {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 16px;
  background: var(--colour-red-50);
  border: 1px solid var(--colour-red-100);
  border-radius: 10px;
  animation: alertSlideIn 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.otp-error-icon {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
}

.otp-error-text {
  font-size: 13px;
  line-height: 1.4;
  color: var(--colour-red-400);
  font-weight: 500;
}

@keyframes alertSlideIn {
  from { opacity: 0; transform: translateY(-6px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* Shake animation for OTP digits on error */
.otp-digit.shake {
  animation: inputShake 0.5s cubic-bezier(0.36, 0.07, 0.19, 0.97);
  border-color: var(--colour-red-400);
}

.otp-digit.shake.last {
  border-right-color: var(--colour-red-400);
}

@keyframes inputShake {
  0%, 100% { transform: translateX(0); }
  15%      { transform: translateX(-4px); }
  30%      { transform: translateX(4px); }
  45%      { transform: translateX(-3px); }
  60%      { transform: translateX(3px); }
  75%      { transform: translateX(-1px); }
  90%      { transform: translateX(1px); }
}

.otp-container {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

.otp-group {
  display: flex;
}

.otp-separator {
  font-size: 24px;
  font-weight: 600;
  color: var(--colour-neutral-700);
  user-select: none;
}

.otp-digit {
  width: 48px;
  height: 56px;
  border: 2px solid var(--colour-neutral-100);
  text-align: center;
  font-size: 24px;
  font-weight: 600;
  color: var(--colour-neutral-900);
  background: white;
  border-right: none;
  outline: none;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.otp-digit.first {
  border-radius: var(--radius-md) 0 0 var(--radius-md);
}

.otp-digit.last {
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  border-right: 2px solid var(--colour-neutral-100);
}

.otp-digit:focus {
  border-color: var(--colour-brand-500);
  box-shadow: 0 0 0 3px rgba(254, 218, 0, 0.15);
  z-index: 1;
  position: relative;
}

.otp-digit.last:focus {
  border-right-color: var(--colour-brand-500);
}

.otp-digit:focus + .otp-digit {
  border-left-color: var(--colour-brand-500);
}

.otp-digit:disabled {
  background: var(--colour-neutral-25);
  cursor: not-allowed;
}

.otp-resend {
  text-align: center;
  color: var(--colour-neutral-500);
  font-size: var(--text-sm);
}

.otp-fallback-notice {
  background: var(--colour-amber-50, #fffbeb);
  border: 1px solid var(--colour-amber-300, #fcd34d);
  color: var(--colour-amber-800, #92400e);
  padding: 12px 16px;
  border-radius: 8px;
  font-size: 14px;
  margin-bottom: 24px;
  text-align: center;
}

.otp-resent-message {
  text-align: center;
  color: var(--colour-green-600);
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
}

/* MFA Actions — the delivery actions share a row, the way back sits on its own */
.mfa-secondary-actions {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 24px;
}

.mfa-delivery-actions {
  display: flex;
  justify-content: center;
  gap: 24px;
  flex-wrap: wrap;
}

.btn-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0;
  border: none;
  background: none;
  font-family: var(--font-family);
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  color: var(--colour-blue-400);
  cursor: pointer;
  text-decoration: none;
  transition: color var(--transition-fast);
}

.btn-link:hover {
  color: var(--colour-blue-300);
  text-decoration: underline;
}

.btn-link:disabled {
  color: var(--colour-neutral-400);
  cursor: not-allowed;
  text-decoration: none;
}

/* ===========================================
   LOGIN SUCCESS (hand-off to Falcon)
   =========================================== */

.login-success {
  display: flex;
  flex: 1;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 16px;
  text-align: center;
}

/* ===========================================
   MFA RECOMMENDATION STYLES
   =========================================== */

.mfa-recommendation {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
  text-align: center;
}

.mfa-icon {
  width: 80px;
  height: 80px;
  margin-bottom: 8px;
}

.mfa-recommendation-buttons {
  display: flex;
  flex-direction: column;
  gap: 12px;
  width: 100%;
  margin-top: 8px;
}

.mfa-recommendation-buttons form {
  width: 100%;
}

/* Secondary Button */
.btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: var(--button-height-mobile);
  padding: 0 var(--space-6);
  border-radius: var(--radius-full);
  border: 2px solid var(--colour-neutral-200);
  background: transparent;
  color: var(--colour-neutral-700);
  font-family: var(--font-family);
  font-size: var(--text-base);
  font-weight: var(--font-medium);
  line-height: var(--leading-none);
  text-decoration: none;
  cursor: pointer;
  transition: border-color var(--transition-fast),
              background var(--transition-fast),
              color var(--transition-fast);
}

.btn-secondary:hover:not(:disabled) {
  border-color: var(--colour-neutral-400);
  background: var(--colour-neutral-25);
  color: var(--colour-neutral-900);
}

.btn-secondary:active:not(:disabled) {
  background: var(--colour-neutral-50);
}

.btn-secondary:focus-visible {
  outline: 2px solid var(--colour-blue-400);
  outline-offset: 2px;
}

.btn-secondary:disabled {
  opacity: 0.7;
  cursor: not-allowed;
}

/* ===========================================
   RESPONSIVE – Desktop (768px+)
   =========================================== */
@media (min-width: 576px) {
  .app {
    max-width: 520px;
    padding: 56px 48px;
  }

  .otp-digit {
    width: 52px;
    height: 60px;
    font-size: 28px;
  }

  .btn-secondary {
    height: var(--button-height-desktop);
    font-size: var(--text-lg);
  }
}