/* =============================================================================
   Del Plaza — auth
   Auth page (sign-in / create account) & responsive
   Extracted from css/style.css during the modular asset refactor.
   DESIGN_BIBLE-aligned palette, Univers typography, civic grid discipline.
   ============================================================================= */

/* =============================================================================
   Auth Page — Customer Sign In / Create Account (/login.php)
   DESIGN_BIBLE §3 (Civic Grid Systems), §7 (Color Architecture),
   §8 (Button Geometry), §13 (Micro-interactions)
   ============================================================================= */
.auth-page__title {
  font-family: 'Univers', var(--font-primary);
  font-weight: 900;
  font-style: italic;
  font-size: clamp(1.75rem, 3vw, 2.5rem);
  color: var(--color-content-heading);
  margin-bottom: var(--spacing-xxs);
  padding-bottom: var(--spacing-xxs);
  border-bottom: 1px solid var(--color-border-primary);
}

.auth-page__lead {
  font-family: var(--font-primary);
  font-weight: 300;
  font-size: 1rem;
  line-height: 1.7;
  color: var(--color-content-primary);
  max-width: 640px;
  margin-bottom: var(--spacing-md);
}

/* ---- Auth Page Shell ---- */
.auth-page {
  padding-top: 2.25rem; /* 36px — overrides .main-content top padding */
}

/* ---- Breadcrumb ---- */
.auth-breadcrumb {
  padding: var(--spacing-xs) 0 var(--spacing-xxs);
}

.auth-breadcrumb .breadcrumb {
  margin-bottom: 0;
}

.auth-breadcrumb .breadcrumb-item {
  font-family: var(--font-primary);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: normal;
}

.auth-breadcrumb .breadcrumb-item + .breadcrumb-item::before {
  color: var(--cognac);
  content: "\203A";
}

.auth-breadcrumb .breadcrumb-item a {
  color: var(--color-content-muted);
  text-decoration: none;
  transition: color 0.2s var(--ease-out);
}

.auth-breadcrumb .breadcrumb-item a:hover {
  color: var(--cognac);
}

.auth-breadcrumb .breadcrumb-item.active {
  color: var(--color-content-heading);
  font-weight: 600;
}

/* ---- Auth Sections (Cards) ---- */
.auth-section {
  display: flex;
  flex-direction: column;
  height: 100%;
  background-color: var(--color-surface-card);
  border: 1px solid var(--color-border-primary);
  border-radius: 0 0 var(--border-radius-md) var(--border-radius-md); /* sharp top, rounded bottom */
  overflow: hidden;
  transition: box-shadow 0.3s var(--ease-out);
}

.auth-section:hover {
  box-shadow: var(--shadow-light);
}

.auth-section__header {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  padding: var(--spacing-sm) var(--spacing-xs);
  background-color: var(--color-surface-header-tint);
}

.auth-section__step {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.75rem;
  height: 1.75rem;
  border-radius: 0 0 9px 9px;
  background-color: var(--cognac);
  color: #ffffff;
  font-size: 1rem;
  flex-shrink: 0;
}

/* Icon-step variant — mirrors checkout-section__step--icon (DESIGN_BIBLE §8)
   Deep Navy on light surfaces; the dark login variant's cognac override
   takes precedence via higher specificity. */
.auth-section__step--icon {
  background-color: var(--deep-navy);
  font-size: 1rem;
  padding-top: 0.125rem;
}

.auth-section__title {
  font-family: 'Univers Condensed', var(--font-primary);
  font-weight: 700;
  font-size: 1.375rem;
  line-height: 1.15;
  color: var(--color-content-heading);
  margin-bottom: 0;
  padding-right: calc(1.75rem + var(--spacing-xxs));
  padding-bottom: var(--spacing-xxs);
  border-bottom: 2px solid var(--deep-navy);
  flex: 1 1 auto;
  min-width: 0;
}

.auth-section__body {
  padding: var(--spacing-xs);
  flex: 1 1 auto;
}

.auth-section__intro {
  font-family: var(--font-primary);
  font-weight: 300;
  font-size: 0.875rem;
  line-height: 1.6;
  color: var(--color-content-primary);
  margin-bottom: var(--spacing-xs);
}

.auth-section__foot {
  padding: var(--spacing-xs);
  border-top: 1px solid var(--color-border-primary);
  background-color: var(--color-surface-header-tint);
}

/* ---- Login variant: Deep Navy hospitality surface ---- */
.auth-section--login {
  background-color: var(--deep-navy);
  border-color: var(--color-border-on-dark);
}

.auth-section--login:hover {
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.35);
}

.auth-section--login .auth-section__header {
  background-color: rgba(247, 238, 218, 0.05);
}

.auth-section--login .auth-section__title {
  color: var(--color-content-on-dark);
  border-bottom-color: var(--cognac);
}

.auth-section--login .auth-section__step {
  background-color: var(--cognac);
}

.auth-section--login .auth-section__intro {
  color: var(--color-content-on-dark);
}

.auth-section--login .auth-section__foot {
  border-top-color: var(--color-border-on-dark);
  background-color: rgba(247, 238, 218, 0.05);
}

.auth-section--login .form-label {
  color: var(--color-content-on-dark);
}

/* ---- Form Controls (auth-scoped, mirrors checkout patterns) ---- */
.auth-page .form-label {
  font-family: 'Univers Extended', var(--font-primary);
  font-weight: 500;
  font-size: 0.75rem;
  text-transform: uppercase;
  color: var(--color-content-heading);
  margin-bottom: var(--spacing-quark);
  letter-spacing: normal;
}

.auth-page .form-control,
.auth-page .form-select {
  font-family: var(--font-primary);
  font-weight: 400;
  font-size: 0.9375rem;
  color: var(--color-content-primary);
  background-color: #ffffff;
  border: 1px solid var(--color-border-primary);
  border-radius: 0 0 9px 9px;
  padding: 0.625rem 0.875rem;
  transition: border-color 0.2s var(--ease-out), box-shadow 0.2s var(--ease-out);
}

.auth-page .form-control::placeholder {
  color: var(--color-content-muted);
  font-weight: 300;
  font-size: 0.875rem;
}

.auth-page .form-control:focus,
.auth-page .form-select:focus {
  border-color: var(--cognac);
  box-shadow: 0 0 0 2px rgba(162, 99, 48, 0.15);
  outline: none;
}

.auth-page .form-control.is-invalid,
.auth-page .form-select.is-invalid {
  border-color: #dc3545;
  box-shadow: 0 0 0 2px rgba(220, 53, 69, 0.15);
}

.auth-page .form-control.is-valid,
.auth-page .form-select.is-valid {
  border-color: var(--deep-navy);
  box-shadow: 0 0 0 2px rgba(60, 71, 122, 0.12);
}

/* ---- Input Group (password reveal toggle) ---- */
.auth-page .input-group {
  border-radius: 0 0 9px 9px;
  overflow: hidden;
}

.auth-page .input-group > .form-control {
  border-radius: 0 0 9px 0;
}

.auth-password-toggle {
  background-color: var(--color-surface-secondary);
  border: 1px solid var(--color-border-primary);
  border-left: none;
  border-radius: 0;
  color: var(--color-content-primary);
  display: inline-flex;
  align-items: center;
  font-size: 1rem;
  padding: 0.625rem 0.75rem;
  transition: color 0.2s var(--ease-out), background-color 0.2s var(--ease-out);
}

.auth-password-toggle:hover {
  background-color: #ffffff;
  color: var(--deep-navy);
}

.auth-password-toggle.is-pressed {
  color: var(--cognac);
}

.auth-password-toggle:focus-visible {
  outline: 2px solid var(--cognac);
  outline-offset: -2px;
}

/* ---- Checkboxes (Bootstrap override) ---- */
.auth-page .form-check {
  min-height: 1.5rem;
  margin-bottom: var(--spacing-nano);
}

.auth-page .form-check-input {
  border-color: var(--color-border-primary);
  border-radius: 0 0 3px 3px;
  margin-top: 0.15rem;
}

.auth-page .form-check-input:checked {
  background-color: var(--color-interactive-primary);
  border-color: var(--color-interactive-primary);
}

.auth-page .form-check-input:focus {
  border-color: var(--cognac);
  box-shadow: 0 0 0 2px rgba(162, 99, 48, 0.15);
}

.auth-page .form-check-label {
  font-family: var(--font-primary);
  font-weight: 400;
  font-size: 0.8125rem;
  color: var(--color-content-primary);
}

/* ---- Dark login variant: re-tune checkbox & label for the Deep Navy surface ----
   Parchment Cream label (8.0:1), parchment-toned unchecked box, Cognac checked
   fill (white check mark visible on navy), strengthened focus ring. */
.auth-section--login .form-check-label {
  color: var(--color-content-on-dark);
}

.auth-section--login .form-check-input {
  background-color: rgba(247, 238, 218, 0.08);
  border-color: rgba(247, 238, 218, 0.55);
}

.auth-section--login .form-check-input:checked {
  background-color: var(--cognac);
  border-color: var(--cognac);
}

.auth-section--login .form-check-input:focus {
  border-color: var(--cognac);
  box-shadow: 0 0 0 2px rgba(162, 99, 48, 0.35);
}

/* ---- Auth Links ---- */
.auth-link {
  font-family: var(--font-primary);
  font-weight: 500;
  font-size: 0.75rem;
  color: var(--deep-navy);
  text-decoration: underline;
  text-underline-offset: 2px;
  transition: color 0.2s var(--ease-out);
}

.auth-link:hover {
  color: var(--cognac);
}

.auth-link--inline {
  font-size: 0.8125rem;
  font-weight: 500;
  white-space: nowrap;
}

.auth-section--login .auth-link {
  color: var(--color-content-on-dark);
}

.auth-section--login .auth-link:hover {
  color: var(--cognac);
}

/* ---- Form Hint ---- */
.auth-page .form-message--hint {
  color: var(--color-content-muted);
  font-weight: 300;
  font-size: 0.6875rem;
}

/* ---- Password Strength Meter ---- */
.auth-password-strength {
  display: flex;
  align-items: center;
  gap: var(--spacing-nano);
  margin-top: var(--spacing-nano);
}

.auth-password-strength__meter {
  display: flex;
  gap: var(--spacing-quark);
  flex: 1 1 auto;
  max-width: 10rem;
}

.auth-password-strength__segment {
  height: 4px;
  flex: 1 1 0;
  background-color: var(--muted-silver);
  border-radius: 0 0 3px 3px;
  transition: background-color 0.3s var(--ease-out), transform 0.3s var(--ease-out);
}

.auth-password-strength__segment.is-filled {
  transform: translateY(-1px);
}

.auth-password-strength__segment[data-level="1"].is-filled { background-color: var(--cognac); }
.auth-password-strength__segment[data-level="2"].is-filled { background-color: var(--tawny-umber); }
.auth-password-strength__segment[data-level="3"].is-filled { background-color: var(--deep-navy); }
.auth-password-strength__segment[data-level="4"].is-filled { background-color: var(--imperial-plum); }

.auth-password-strength__label {
  font-family: var(--font-primary);
  font-weight: 400;
  font-size: 0.6875rem;
  color: var(--color-content-muted);
  text-transform: uppercase;
}

.auth-password-strength__label.has-score {
  color: var(--color-content-heading);
  font-weight: 600;
}

/* ---- Submit Buttons (dark-surface variant for login) ---- */
.auth-section--login .btn-primary {
  --bs-btn-bg: var(--cognac);
  --bs-btn-border-color: var(--cognac);
  --bs-btn-hover-bg: var(--tawny-umber);
  --bs-btn-hover-border-color: var(--tawny-umber);
  --bs-btn-active-bg: var(--imperial-plum);
  --bs-btn-active-border-color: var(--imperial-plum);
}

/* ---- Guarantee Strip ---- */
.auth-guarantee {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-nano);
  font-family: var(--font-primary);
  font-weight: 300;
  font-size: 0.75rem;
  color: var(--color-content-primary);
  line-height: 1.5;
}

.auth-guarantee i {
  font-size: 1.125rem;
  color: var(--cognac);
  flex-shrink: 0;
}

.auth-guarantee strong {
  font-weight: 600;
  color: var(--color-content-heading);
}

.auth-section--login .auth-guarantee {
  color: var(--color-content-on-dark);
}

.auth-section--login .auth-guarantee strong {
  color: #ffffff;
}

/* ---- Success States ---- */
.auth-success {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-xxs);
  padding: var(--spacing-xxs);
  background-color: rgba(60, 71, 122, 0.04);
  border: 1px solid var(--deep-navy);
  border-radius: 0 0 9px 9px;
}

.auth-success__icon {
  font-size: 1.25rem;
  color: var(--deep-navy);
  flex-shrink: 0;
  margin-top: 0.125rem;
}

.auth-success__text {
  font-family: var(--font-primary);
  font-weight: 300;
  font-size: 0.8125rem;
  color: var(--color-content-primary);
  line-height: 1.6;
  margin-bottom: 0;
}

.auth-success__text strong {
  font-weight: 600;
  color: var(--color-content-heading);
}

.auth-section--login .auth-success {
  background-color: rgba(247, 238, 218, 0.06);
  border-color: var(--cognac);
}

.auth-section--login .auth-success__icon {
  color: var(--cognac);
}

.auth-section--login .auth-success__text {
  color: var(--color-content-on-dark);
}

.auth-section--login .auth-success__text strong {
  color: #ffffff;
}

/* ---- Benefits Band ---- */
.auth-benefit {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-xxs);
  height: 100%;
  padding: var(--spacing-xxs);
  background-color: var(--color-surface-card);
  border: 1px solid var(--color-border-primary);
  border-radius: 0 0 var(--border-radius-md) var(--border-radius-md);
  transition: box-shadow 0.3s var(--ease-out), transform 0.3s var(--ease-out);
}

.auth-benefit:hover {
  box-shadow: var(--shadow-light);
  transform: translateY(-4px);
}

.auth-benefit i {
  font-size: 1.375rem;
  color: var(--cognac);
  flex-shrink: 0;
  margin-top: 0.125rem;
}

.auth-benefit__title {
  display: block;
  font-family: 'Univers Condensed', var(--font-primary);
  font-weight: 700;
  font-size: 1rem;
  color: var(--color-content-heading);
  margin-bottom: var(--spacing-quark);
}

.auth-benefit__text {
  display: block;
  font-family: var(--font-primary);
  font-weight: 300;
  font-size: 0.8125rem;
  line-height: 1.6;
  color: var(--color-content-primary);
}

/* =============================================================================
   Auth Page — Responsive
   ============================================================================= */
@media (max-width: 991.98px) {
  .auth-page__title {
    margin-bottom: var(--spacing-xs);
  }
}

@media (max-width: 575.98px) {
  .auth-section__header {
    padding: var(--spacing-xs);
  }

  .auth-section__body {
    padding: var(--spacing-xxs);
  }

  .auth-section__foot {
    padding: var(--spacing-xxs);
  }
}