/* ============================================================
   CaveMaster – Page d'authentification
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Inter:ital,opsz,wght@0,14..32,300..800;1,14..32,300..800&display=swap');
@import 'variables.css';

/* ---------- Layout ---------- */
.auth-page {
  min-height: 100dvh;
  display: grid;
  grid-template-columns: 1fr 1fr;
}

/* ---------- Panneau gauche (visuel) ---------- */
.auth-visuel {
  position: relative;
  background: linear-gradient(160deg, #1a0a0e 0%, #2d1018 40%, #0d0508 100%);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 3rem;
  overflow: hidden;
}

.auth-visuel::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 60% 50% at 30% 40%, rgba(139,38,53,.35) 0%, transparent 70%),
    radial-gradient(ellipse 40% 40% at 70% 70%, rgba(201,149,106,.15) 0%, transparent 60%);
  pointer-events: none;
}

/* Motif de bouteilles en filigrane */
.auth-visuel::after {
  content: '🍷';
  position: absolute;
  font-size: 280px;
  opacity: .04;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -55%);
  pointer-events: none;
  user-select: none;
  filter: grayscale(1);
}

.auth-visuel-contenu {
  position: relative;
  z-index: 1;
}

.auth-visuel-logo {
  display: flex;
  align-items: center;
  gap: .75rem;
  margin-bottom: auto;
  position: absolute;
  top: 3rem;
  left: 3rem;
}

.auth-logo-icone {
  width: 44px;
  height: 44px;
  background: linear-gradient(135deg, var(--couleur-primaire), var(--accent));
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  box-shadow: 0 4px 16px rgba(139,38,53,.4);
}

.auth-logo-texte {
  font-size: 1.4rem;
  font-weight: 700;
  letter-spacing: -.02em;
  color: #ede9e4;
}

.auth-logo-texte span { color: var(--accent); }

.auth-citation {
  border-left: 3px solid var(--couleur-primaire);
  padding-left: 1.25rem;
  margin-bottom: 2rem;
}

.auth-citation blockquote {
  font-size: 1.35rem;
  font-weight: 300;
  line-height: 1.6;
  color: rgba(237,233,228,.85);
  font-style: italic;
  margin-bottom: .5rem;
}

.auth-citation cite {
  font-size: .8rem;
  color: var(--accent);
  font-style: normal;
  letter-spacing: .05em;
  text-transform: uppercase;
}

.auth-stats {
  display: flex;
  gap: 2rem;
}

.auth-stat-item {
  text-align: center;
}

.auth-stat-val {
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--accent);
  line-height: 1;
}

.auth-stat-lib {
  font-size: .75rem;
  color: rgba(237,233,228,.5);
  margin-top: .25rem;
  text-transform: uppercase;
  letter-spacing: .05em;
}

/* ---------- Panneau droit (formulaire) ---------- */
.auth-formulaire-wrap {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 3rem 2rem;
  overflow-y: auto;
}

.auth-formulaire {
  width: 100%;
  max-width: 420px;
}

.auth-titre {
  font-size: 1.75rem;
  font-weight: 700;
  letter-spacing: -.02em;
  margin-bottom: .4rem;
}

.auth-sous-titre {
  font-size: .9rem;
  color: var(--texte-attenué);
  margin-bottom: 2rem;
}

/* Onglets connexion / inscription */
.auth-onglets {
  display: flex;
  background: var(--bg-input);
  border: 1px solid var(--bordure);
  border-radius: 12px;
  padding: 4px;
  margin-bottom: 2rem;
}

.auth-onglet {
  flex: 1;
  padding: .6rem 1rem;
  border-radius: 9px;
  font-size: .875rem;
  font-weight: 600;
  color: var(--texte-attenué);
  transition: all .25s;
  text-align: center;
}

.auth-onglet.actif {
  background: var(--bg-carte);
  color: var(--texte);
  box-shadow: 0 2px 8px rgba(0,0,0,.2);
}

/* Groupes de formulaire */
.champ-groupe {
  display: flex;
  flex-direction: column;
  gap: .4rem;
  margin-bottom: 1rem;
}

.champ-ligne {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.champ-label {
  font-size: .8rem;
  font-weight: 600;
  color: var(--texte-attenué);
  letter-spacing: .02em;
  text-transform: uppercase;
}

.champ-wrap {
  position: relative;
}

.champ-icone {
  position: absolute;
  left: .9rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--texte-dim);
  width: 16px;
  height: 16px;
  pointer-events: none;
}

.champ-input {
  width: 100%;
  background: var(--bg-input);
  border: 1.5px solid var(--bordure);
  border-radius: 10px;
  padding: .7rem .9rem .7rem 2.5rem;
  color: var(--texte);
  font-size: .9rem;
  transition: border-color .2s, box-shadow .2s;
}

.champ-input:focus {
  outline: none;
  border-color: var(--couleur-primaire);
  box-shadow: 0 0 0 3px rgba(139,38,53,.18);
}

.champ-input.erreur {
  border-color: var(--danger);
  box-shadow: 0 0 0 3px rgba(248,113,113,.15);
}

.champ-input.sans-icone {
  padding-left: .9rem;
}

.champ-oeil {
  position: absolute;
  right: .9rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--texte-dim);
  background: none;
  border: none;
  padding: 0;
  cursor: pointer;
  display: flex;
  transition: color .2s;
}

.champ-oeil:hover { color: var(--texte-attenué); }

.champ-erreur-msg {
  font-size: .78rem;
  color: var(--danger);
  display: none;
}

.champ-erreur-msg.visible { display: block; }

/* Bouton principal */
.btn-auth {
  width: 100%;
  padding: .8rem 1.5rem;
  background: linear-gradient(135deg, var(--couleur-primaire), var(--couleur-primaire-c));
  color: #fff;
  border-radius: 10px;
  font-size: .95rem;
  font-weight: 700;
  letter-spacing: .01em;
  margin-top: 1.5rem;
  transition: transform .2s, box-shadow .2s, opacity .2s;
  position: relative;
  overflow: hidden;
}

.btn-auth::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(255,255,255,.12), transparent);
  opacity: 0;
  transition: opacity .2s;
}

.btn-auth:hover:not(:disabled) {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(139,38,53,.4);
}

.btn-auth:hover:not(:disabled)::after { opacity: 1; }
.btn-auth:active:not(:disabled)       { transform: translateY(0); }
.btn-auth:disabled                     { opacity: .6; cursor: not-allowed; }

/* Spinner dans le bouton */
.btn-spinner {
  display: inline-block;
  width: 16px;
  height: 16px;
  border: 2px solid rgba(255,255,255,.3);
  border-top-color: #fff;
  border-radius: 50%;
  animation: tourner .7s linear infinite;
  vertical-align: middle;
  margin-right: .4rem;
}

@keyframes tourner { to { transform: rotate(360deg); } }

.auth-separateur {
  text-align: center;
  color: var(--texte-dim);
  font-size: .8rem;
  margin: 1.5rem 0;
  position: relative;
}

.auth-separateur::before,
.auth-separateur::after {
  content: '';
  position: absolute;
  top: 50%;
  width: 40%;
  height: 1px;
  background: var(--bordure);
}

.auth-separateur::before { left: 0; }
.auth-separateur::after  { right: 0; }

.auth-lien {
  color: var(--couleur-primaire-c);
  font-weight: 600;
  font-size: .875rem;
  text-align: center;
  display: block;
  margin-top: .75rem;
  transition: color .2s;
}

.auth-lien:hover { color: var(--accent); }

/* Alerte globale */
.auth-alerte {
  padding: .75rem 1rem;
  border-radius: 10px;
  font-size: .875rem;
  margin-bottom: 1rem;
  display: none;
  align-items: center;
  gap: .6rem;
}

.auth-alerte.visible { display: flex; }

.auth-alerte.erreur {
  background: rgba(248,113,113,.12);
  border: 1px solid rgba(248,113,113,.3);
  color: var(--danger);
}

.auth-alerte.succès {
  background: rgba(52,211,153,.12);
  border: 1px solid rgba(52,211,153,.3);
  color: var(--succès);
}

/* ---------- Responsive ---------- */
@media (max-width: 768px) {
  .auth-page            { grid-template-columns: 1fr; }
  .auth-visuel          { display: none; }
  .auth-formulaire-wrap { padding: 2rem 1.25rem; }
  .champ-ligne          { grid-template-columns: 1fr; }
}