/*
 * ============================================================
 *  KWMS v2 — auth.css
 *  Styles partagés des pages d'authentification (pré-login) :
 *    accounts/login.html
 *    accounts/register.html
 *    accounts/registration_success.html
 *  Chargé après tokens.css + base.css. RTL Arabic.
 * ============================================================ */

/* ================================================================
   SHELL — page centrée, deux panneaux (marque + contenu)
================================================================ */
.auth-body {
  background: var(--color-surface-alt);
}

.auth {
  min-height: 100vh;
  min-height: 100dvh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-5);
}

.auth__card {
  width: 100%;
  max-width: 960px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  background: var(--color-white);
  border-radius: var(--radius-2xl);
  box-shadow: var(--shadow-2xl);
  overflow: hidden;
}

/* Variante étroite (succès, formulaires courts) : une seule colonne */
.auth__card--narrow {
  max-width: 460px;
  grid-template-columns: 1fr;
}

/* ================================================================
   PANNEAU MARQUE (émeraude)
================================================================ */
.auth__brand {
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: var(--space-8);
  padding: var(--space-10) var(--space-8);
  background: var(--color-primary-darker);
  color: var(--color-text-on-primary);
  isolation: isolate;
}

/* Motif décoratif discret — cercles concentriques en filigrane */
.auth__brand::before,
.auth__brand::after {
  content: "";
  position: absolute;
  border-radius: var(--radius-full);
  border: 1.5px solid rgba(255, 255, 255, 0.08);
  z-index: -1;
}
.auth__brand::before {
  width: 360px; height: 360px;
  inset-block-start: -120px;
  inset-inline-start: -140px;
  box-shadow: 0 0 0 60px rgba(255, 255, 255, 0.04);
}
.auth__brand::after {
  width: 240px; height: 240px;
  inset-block-end: -90px;
  inset-inline-end: -70px;
  background: rgba(255, 255, 255, 0.05);
  border: none;
}

.auth__brand-top {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}
.auth__brand-mark {
  width: 48px; height: 48px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.14);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(4px);
}
.auth__brand-mark svg { width: 26px; height: 26px; }
.auth__brand-name {
  font-size: var(--text-2xl);
  font-weight: var(--font-extrabold);
  letter-spacing: 0.01em;
}

.auth__brand-body {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}
.auth__brand-title {
  font-size: var(--text-3xl);
  font-weight: var(--font-extrabold);
  line-height: var(--leading-tight);
}
.auth__brand-text {
  font-size: var(--text-base);
  line-height: var(--leading-relaxed);
  color: rgba(255, 255, 255, 0.82);
  max-width: 34ch;
}

.auth__brand-foot {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  font-size: var(--text-sm);
  color: rgba(255, 255, 255, 0.72);
}
.auth__brand-foot-item {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}
.auth__brand-foot-item svg {
  width: 16px; height: 16px;
  flex-shrink: 0;
  color: var(--color-primary-light);
}

/* ================================================================
   PANNEAU CONTENU / FORMULAIRE
================================================================ */
.auth__main {
  padding: var(--space-10) var(--space-8);
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.auth__main-inner {
  width: 100%;
  max-width: 360px;
  margin-inline: auto;
}

/* En-tête compact (logo visible seulement quand le panneau marque est masqué) */
.auth__compact-brand {
  display: none;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-6);
}
.auth__compact-mark {
  width: 44px; height: 44px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-primary-light);
  color: var(--color-primary-dark);
  border-radius: var(--radius-md);
}
.auth__compact-mark svg { width: 24px; height: 24px; }
.auth__compact-name {
  font-size: var(--text-xl);
  font-weight: var(--font-extrabold);
  color: var(--color-text);
}

.auth__head {
  margin-bottom: var(--space-6);
}
.auth__title {
  font-size: var(--text-2xl);
  font-weight: var(--font-bold);
  color: var(--color-text);
  margin-bottom: var(--space-1);
}
.auth__subtitle {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  line-height: var(--leading-normal);
}

/* ================================================================
   ALERTES / MESSAGES
================================================================ */
.auth-alerts {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  margin-bottom: var(--space-5);
}
.auth-alert {
  display: flex;
  align-items: flex-start;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  line-height: var(--leading-normal);
}
.auth-alert svg { width: 18px; height: 18px; flex-shrink: 0; margin-top: 1px; }
.auth-alert--error {
  background: var(--color-danger-light);
  color: #b91c1c;
}
.auth-alert--success {
  background: var(--color-success-light);
  color: #15803d;
}
.auth-alert--info {
  background: var(--color-info-light);
  color: #1d4ed8;
}

/* ================================================================
   FORMULAIRE
================================================================ */
.auth-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
}

.auth-field {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}
.auth-label {
  font-size: var(--text-sm);
  font-weight: var(--font-semibold);
  color: var(--color-text);
}
.auth-label__req { color: var(--color-danger); margin-inline-start: 2px; }

.auth-input-wrap {
  position: relative;
  display: flex;
  align-items: center;
}
.auth-input-icon {
  position: absolute;
  inset-inline-start: var(--space-3);
  display: flex;
  color: var(--color-text-muted);
  pointer-events: none;
}
.auth-input-icon svg { width: 18px; height: 18px; }

.auth-input {
  width: 100%;
  height: 48px;
  padding-block: 0;
  padding-inline-start: var(--space-10);
  padding-inline-end: var(--space-4);
  font-family: inherit;
  font-size: var(--text-base);
  color: var(--color-text);
  background: var(--color-surface);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast), background var(--transition-fast);
}
.auth-input::placeholder { color: var(--color-text-muted); }
.auth-input:hover { border-color: var(--color-border-dark); }
.auth-input:focus {
  outline: none;
  background: var(--color-white);
  border-color: var(--color-border-focus);
  box-shadow: var(--shadow-focus);
}

/* Champ avec bouton (afficher/masquer mot de passe) */
.auth-input--with-action { padding-inline-end: var(--space-10); }
.auth-input-action {
  position: absolute;
  inset-inline-end: var(--space-2);
  width: 34px; height: 34px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: none;
  background: transparent;
  color: var(--color-text-muted);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: color var(--transition-fast), background var(--transition-fast);
}
.auth-input-action:hover { color: var(--color-text-secondary); background: var(--color-border); }
.auth-input-action svg { width: 18px; height: 18px; }

/* Select natif stylé */
.auth-select {
  width: 100%;
  height: 48px;
  padding-inline-start: var(--space-10);
  padding-inline-end: var(--space-8);
  font-family: inherit;
  font-size: var(--text-base);
  color: var(--color-text);
  background: var(--color-surface);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  appearance: none;
  cursor: pointer;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}
.auth-select:focus {
  outline: none;
  background: var(--color-white);
  border-color: var(--color-border-focus);
  box-shadow: var(--shadow-focus);
}
.auth-select-wrap .auth-input-icon--chevron {
  inset-inline-start: auto;
  inset-inline-end: var(--space-3);
}

/* Erreur de champ */
.auth-field--error .auth-input,
.auth-field--error .auth-select {
  border-color: var(--color-danger);
  background: var(--color-danger-light);
}
.auth-field--error .auth-input:focus {
  box-shadow: var(--shadow-focus-danger);
}
.auth-field__error {
  font-size: var(--text-xs);
  font-weight: var(--font-medium);
  color: #b91c1c;
}
.auth-field__hint {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}

/* Ligne d'options (se souvenir / mot de passe oublié) */
.auth-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  flex-wrap: wrap;
}
.auth-check {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  cursor: pointer;
  user-select: none;
}
.auth-check input {
  width: 18px; height: 18px;
  accent-color: var(--color-primary);
  cursor: pointer;
}
.auth-link {
  font-size: var(--text-sm);
  font-weight: var(--font-semibold);
  color: var(--color-primary);
  transition: color var(--transition-fast);
}
.auth-link:hover { color: var(--color-primary-dark); text-decoration: underline; }

/* Grille 2 colonnes (prénom/nom, mots de passe…) */
.auth-grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4);
}

/* ----- Groupe code entreprise : champ + bouton vérifier ----- */
.auth-code {
  display: flex;
  gap: var(--space-2);
  align-items: stretch;
}
.auth-code .auth-input-wrap { flex: 1; }
.auth-code__btn {
  flex-shrink: 0;
  height: 48px;
  padding-inline: var(--space-4);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  font-family: inherit;
  font-size: var(--text-sm);
  font-weight: var(--font-bold);
  color: var(--color-primary-dark);
  background: var(--color-primary-light);
  border: 1.5px solid transparent;
  border-radius: var(--radius-md);
  cursor: pointer;
  white-space: nowrap;
  transition: background var(--transition-fast), color var(--transition-fast);
}
.auth-code__btn:hover { background: var(--color-primary); color: var(--color-text-on-primary); }
.auth-code__btn:disabled { opacity: 0.55; cursor: default; }
.auth-code__btn svg { width: 16px; height: 16px; }

/* État de validation du code */
.auth-code__status {
  display: none;
  align-items: center;
  gap: var(--space-2);
  margin-top: var(--space-1);
  font-size: var(--text-xs);
  font-weight: var(--font-semibold);
}
.auth-code__status svg { width: 14px; height: 14px; flex-shrink: 0; }
.auth-code__status.is-valid { display: flex; color: #15803d; }
.auth-code__status.is-invalid { display: flex; color: #b91c1c; }
.auth-code__status.is-loading { display: flex; color: var(--color-text-muted); }

/* Champ vérifié (code valide) → liseré vert */
.auth-field--valid .auth-input {
  border-color: var(--color-success);
  background: var(--color-success-light);
}

/* ================================================================
   BOUTONS
================================================================ */
.auth-btn {
  width: 100%;
  height: 48px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding-inline: var(--space-5);
  font-family: inherit;
  font-size: var(--text-base);
  font-weight: var(--font-bold);
  border: 1.5px solid transparent;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: background var(--transition-fast), border-color var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-fast);
}
.auth-btn svg { width: 18px; height: 18px; }
.auth-btn:active { transform: translateY(1px); }

.auth-btn--primary {
  background: var(--color-primary);
  color: var(--color-text-on-primary);
  box-shadow: var(--shadow-sm);
}
.auth-btn--primary:hover { background: var(--color-primary-dark); box-shadow: var(--shadow-md); }

/* État chargement (soumission en cours) */
.auth-btn.is-loading { color: transparent; pointer-events: none; position: relative; }
.auth-btn.is-loading::after {
  content: "";
  position: absolute;
  width: 18px; height: 18px;
  border: 2.5px solid rgba(255, 255, 255, 0.45);
  border-top-color: #fff;
  border-radius: var(--radius-full);
  animation: auth-spin 0.7s linear infinite;
}
@keyframes auth-spin { to { transform: rotate(360deg); } }

.auth-btn--ghost {
  background: var(--color-white);
  color: var(--color-text);
  border-color: var(--color-border-dark);
}
.auth-btn--ghost:hover { background: var(--color-surface); border-color: var(--color-text-muted); }

/* ================================================================
   PIED DE CARTE — lien secondaire
================================================================ */
.auth__foot {
  margin-top: var(--space-6);
  padding-top: var(--space-5);
  border-top: 1px solid var(--color-border);
  text-align: center;
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
}
.auth__foot .auth-link { margin-inline-start: var(--space-1); }

/* Séparateur "ou" */
.auth-sep {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-block: var(--space-1);
  color: var(--color-text-muted);
  font-size: var(--text-xs);
  font-weight: var(--font-medium);
}
.auth-sep::before,
.auth-sep::after {
  content: "";
  flex: 1;
  height: 1px;
  background: var(--color-border);
}

/* Lien retour vitrine */
.auth__back {
  position: fixed;
  inset-block-start: var(--space-5);
  inset-inline-start: var(--space-5);
  z-index: var(--z-raised);
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  font-size: var(--text-sm);
  font-weight: var(--font-semibold);
  color: var(--color-text-secondary);
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  box-shadow: var(--shadow-xs);
  transition: color var(--transition-fast), box-shadow var(--transition-fast);
}
.auth__back:hover { color: var(--color-primary); box-shadow: var(--shadow-sm); }
.auth__back svg { width: 16px; height: 16px; }
/* La flèche « retour » pointe vers la droite en RTL */
.auth__back svg { transform: scaleX(-1); }

/* ================================================================
   PANNEAU SUCCÈS (registration_success)
================================================================ */
.auth-success {
  text-align: center;
  padding: var(--space-10) var(--space-8);
}
.auth-success__icon {
  width: 80px; height: 80px;
  margin: 0 auto var(--space-6);
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-success-light);
  color: var(--color-success);
  border-radius: var(--radius-full);
}
.auth-success__icon svg { width: 40px; height: 40px; }
.auth-success__title {
  font-size: var(--text-2xl);
  font-weight: var(--font-bold);
  color: var(--color-text);
  margin-bottom: var(--space-3);
}
.auth-success__text {
  font-size: var(--text-base);
  color: var(--color-text-secondary);
  line-height: var(--leading-relaxed);
  margin-bottom: var(--space-6);
  max-width: 42ch;
  margin-inline: auto;
}
.auth-success__steps {
  text-align: start;
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  margin-bottom: var(--space-8);
  padding: var(--space-5);
  background: var(--color-surface-alt);
  border-radius: var(--radius-lg);
}
.auth-success__step {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  line-height: var(--leading-normal);
}
.auth-success__step-num {
  width: 26px; height: 26px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-primary);
  color: var(--color-text-on-primary);
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  font-weight: var(--font-bold);
}
.auth-success__step strong { color: var(--color-text); font-weight: var(--font-semibold); }

/* ================================================================
   RESPONSIVE — bascule en une colonne, masque le panneau marque
================================================================ */
@media (max-width: 720px) {
  .auth { padding: 0; align-items: stretch; }
  .auth__card {
    max-width: none;
    min-height: 100vh;
    min-height: 100dvh;
    grid-template-columns: 1fr;
    border-radius: 0;
    box-shadow: none;
    align-content: center;
  }
  .auth__brand { display: none; }
  .auth__compact-brand { display: flex; }
  .auth__main { padding: var(--space-8) var(--space-5); }
  .auth__back {
    position: static;
    align-self: flex-start;
    margin: var(--space-5) 0 0 var(--space-5);
    box-shadow: none;
  }
}

@media (max-width: 480px) {
  .auth-grid-2 { grid-template-columns: 1fr; }
}