/* Login page */

body.login-page {
  background: #0f1d33 url('/img/sentinel_bg.jpg') no-repeat center center fixed;
  background-size: cover;
  /* AdminLTE sets height: 100vh in CSS and an inline min-height (the box
     height) from JS; both clip or de-centre the card, so override them. */
  height: auto !important;
  min-height: 100vh !important;
  padding: 2rem 0;
}

body.login-page::before {
  content: '';
  position: fixed;
  inset: 0;
  background: linear-gradient(160deg, rgba(5, 15, 35, 0.72), rgba(5, 15, 35, 0.45));
  z-index: -1;
}

.login-page .login-box {
  width: 100%;
  max-width: 400px;
  margin: 0 auto;
  padding: 0 16px;
  z-index: 1;
}

/* Brand */
.login-brand {
  text-align: center;
  margin-bottom: 1.5rem;
  color: #fff;
}

.login-brand-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 64px;
  height: 64px;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.22);
  font-size: 30px;
  color: #fff;
  backdrop-filter: blur(6px);
}

.login-brand-name {
  font-size: 1.9rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  margin: 0.75rem 0 0;
  color: #fff;
  text-shadow: 0 1px 3px rgba(0, 0, 0, 0.4);
}

.login-brand-tagline {
  margin: 0.15rem 0 0;
  color: rgba(255, 255, 255, 0.82);
  font-size: 0.9rem;
}

/* Card */
.login-page .login-card {
  border: 0;
  border-radius: 16px;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.35);
  overflow: hidden;
}

.login-page .login-card:hover {
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.35);
}

.login-page .login-card .card-body {
  padding: 1.75rem 1.75rem 1.5rem;
}

.login-title {
  font-size: 1.25rem;
  font-weight: 600;
  margin: 0 0 1.25rem;
  color: #1f2328;
}

.login-page label {
  font-weight: 500;
  color: #343a40;
  margin-bottom: 0.35rem;
}

/* Inputs: one rounded field with the icon inside the same border */
.login-input {
  border: 1px solid #ced4da;
  border-radius: 10px;
  background: #fff;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
  overflow: hidden;
}

.login-input:focus-within {
  border-color: #0b5ed7;
  box-shadow: 0 0 0 3px rgba(11, 94, 215, 0.2);
}

.login-input .input-group-text,
.login-input .form-control,
.login-input .login-reveal {
  border: 0;
  border-radius: 0;
  background: transparent;
  box-shadow: none;
}

.login-input .form-control {
  height: 44px;
  font-size: 0.95rem;
  padding-left: 0.25rem;
}

.login-input .form-control:focus {
  box-shadow: none;
  outline: none;
}

.login-input .input-group-text {
  color: #6c757d;
  padding: 0 0.6rem 0 0.9rem;
}

.login-input .login-reveal {
  color: #5c636a;
  padding: 0 0.9rem;
}

.login-input .login-reveal:hover {
  color: #0b5ed7;
}

.login-input .login-reveal:focus-visible {
  outline: 2px solid #0b5ed7;
  outline-offset: -4px;
}

.login-input:has(.is-invalid) {
  border-color: #b02a37;
}

.login-input:has(.is-invalid):focus-within {
  box-shadow: 0 0 0 3px rgba(176, 42, 55, 0.2);
}

.login-page .invalid-feedback {
  color: #b02a37;
  font-size: 0.82rem;
}

.login-page .custom-control-label {
  font-weight: 400;
  color: #343a40;
  cursor: pointer;
}

/* Submit */
.login-page .login-submit {
  height: 44px;
  border-radius: 10px;
  background: #0b5ed7;
  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: 0.01em;
}

.login-page .login-submit:hover,
.login-page .login-submit:focus {
  background: #0a4fb5;
}

.login-page .login-submit:focus-visible {
  box-shadow: 0 0 0 3px rgba(11, 94, 215, 0.35);
}

.login-page .alert {
  border-radius: 10px;
  font-size: 0.875rem;
}

.login-page .alert-danger {
  color: #842029;
  background: #f8d7da;
  border-color: #f5c2c7;
}

/* Busy overlay while the login request is in flight */
#loginOverlay {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 2000;
  background: rgba(5, 15, 35, 0.6);
  cursor: wait;
}

#loginOverlay.show {
  display: flex;
  align-items: center;
  justify-content: center;
}

.login-overlay-spinner {
  text-align: center;
  color: #fff;
}

.login-overlay-spinner i {
  font-size: 48px;
  color: #fff;
}

.login-overlay-text {
  margin-top: 14px;
  font-size: 1rem;
}

@media (max-width: 420px) {
  .login-page .login-card .card-body {
    padding: 1.4rem 1.25rem 1.25rem;
  }
}

/* Dark mode: sentinel.css darkens cards and inputs globally */
@media (prefers-color-scheme: dark) {
  html:not([data-theme]) .login-page .login-card {
    background: #1f2937;
  }

  html:not([data-theme]) .login-title,
  html:not([data-theme]) .login-page label,
  html:not([data-theme]) .login-page .custom-control-label {
    color: #e5e7eb;
  }

  html:not([data-theme]) .login-input {
    background: #111827;
    border-color: #4b5563;
  }

  html:not([data-theme]) .login-input .form-control {
    background: transparent;
    color: #f3f4f6;
  }

  html:not([data-theme]) .login-input .input-group-text,
  html:not([data-theme]) .login-input .login-reveal {
    color: #9ca3af;
  }

  html:not([data-theme]) .login-input:focus-within {
    border-color: #90c2ff;
    box-shadow: 0 0 0 3px rgba(144, 194, 255, 0.25);
  }

  html:not([data-theme]) .login-page .invalid-feedback {
    color: #ff8f99;
  }
}