/* =============================================================================
   AUTH — écrans d'authentification (connexion, inscription, mot de passe)
   À charger APRÈS Bootstrap 5.3 et cabinet-ui.css. N'utilise que les tokens
   --cd-* (les rgba() ne sont que des voiles translucides de --cd-text / blanc).
   Gabarit : accounts/templates/custom_admin/user/_auth_layout.html

   Structure
     <body class="auth">
       <div class="auth-shell">
         <aside class="auth-panel">…identité + message rassurant…</aside>
         <main class="auth-main"><div class="auth-card">…formulaire…</div></main>
       </div>
     </body>

   Comportement
     ≥ 992px  écran scindé : panneau dégradé à gauche, formulaire à droite
     768–991  bandeau dégradé en haut, carte de formulaire qui le chevauche
     < 768px  en-tête compact dégradé + formulaire plein écran, champs 52px
   ============================================================================= */

.auth {
    min-height: 100vh;
    min-height: 100dvh;
    margin: 0;
    background:
        radial-gradient(60rem 40rem at 100% 0%, rgba(242,165,65,.10), transparent 60%),
        var(--cd-bg);
}

.auth-shell {
    min-height: 100vh;
    min-height: 100dvh;
    display: grid;
    grid-template-columns: minmax(0, 1fr);
    align-content: start;        /* l'en-tête garde sa hauteur naturelle */
}

/* ── Panneau d'identité ─────────────────────────────────────────────────── */
.auth-panel {
    position: relative;
    isolation: isolate;
    overflow: hidden;
    color: #fff;
    /* Dégradé du hero, assombri côté texte pour garantir le contraste AA */
    background:
        linear-gradient(165deg, var(--cd-brand-800) 0%, rgba(110,69,32,0) 62%),
        var(--cd-hero);
    padding: 1.25rem 1rem 3.25rem;
}
.auth-panel__decor {
    position: absolute; inset: 0; z-index: -1;
    width: 100%; height: 100%;
    pointer-events: none;
    color: #fff;
}
.auth-panel__inner {
    position: relative;
    display: flex; flex-direction: column; gap: 1rem;
    height: 100%;
}

.auth-brand { display: flex; align-items: center; gap: .75rem; min-width: 0; }
.auth-brand__logo {
    width: 44px; height: 44px; flex: 0 0 44px;
    border-radius: var(--cd-radius-md);
    background: var(--cd-surface);
    color: var(--cd-brand-800);
    display: inline-flex; align-items: center; justify-content: center;
    font-weight: 800; font-size: 1.2rem; letter-spacing: -.03em;
    box-shadow: 0 6px 18px rgba(43,30,20,.22);
    overflow: hidden;
}
.auth-brand__logo img { width: 100%; height: 100%; object-fit: contain; padding: 4px; }
.auth-brand__text { min-width: 0; line-height: 1.2; }
.auth-brand__name {
    display: block;
    font-weight: 800; font-size: 1.05rem; letter-spacing: -.02em;
    white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.auth-brand__tag { display: block; font-size: .78rem; font-weight: 600; color: rgba(255,255,255,.88); }

.auth-panel__eyebrow {
    font-size: .72rem; font-weight: 800; letter-spacing: .16em; text-transform: uppercase;
    color: rgba(255,255,255,.9);
    margin: 0 0 .5rem;
}
.auth-panel__title {
    margin: 0;
    color: #fff;
    font-size: clamp(1.45rem, 1.1rem + 1.6vw, 2.6rem);
    font-weight: 800; letter-spacing: -.035em; line-height: 1.1;
    text-shadow: 0 1px 2px rgba(43,30,20,.25);
    max-width: 18ch;
}
.auth-panel__text {
    margin: .75rem 0 0;
    max-width: 40ch;
    font-size: 1rem; line-height: 1.55;
    color: rgba(255,255,255,.94);
}
.auth-panel__body { display: none; }     /* message long : tablette et desktop */

.auth-points { list-style: none; margin: 0; padding: 0; display: grid; gap: .7rem; }
.auth-point {
    display: flex; align-items: flex-start; gap: .8rem;
    padding: .85rem 1rem;
    border-radius: var(--cd-radius-lg);
    background: rgba(43,30,20,.38);
    border: 1px solid rgba(255,255,255,.18);
    -webkit-backdrop-filter: blur(6px);
    backdrop-filter: blur(6px);
}
.auth-point__icon {
    width: 36px; height: 36px; flex: 0 0 36px;
    border-radius: var(--cd-radius-sm);
    background: rgba(255,251,246,.16);
    display: inline-flex; align-items: center; justify-content: center;
}
.auth-point__icon .material-icons { font-size: 20px; color: #fff; }
.auth-point strong { display: block; font-size: .92rem; font-weight: 700; color: #fff; }
.auth-point span.auth-point__text { display: block; font-size: .84rem; color: rgba(255,255,255,.9); }

.auth-panel__foot {
    display: none;
    align-self: flex-start;
    font-size: .8rem; font-weight: 600;
    color: #fff;
    padding: .45rem .8rem;
    border-radius: var(--cd-radius-pill);
    background: rgba(43,30,20,.45);
}
.auth-panel__foot .material-icons { font-size: 16px; margin-right: .3rem; }

/* ── Zone formulaire ───────────────────────────────────────────────────── */
.auth-main {
    position: relative;
    display: flex; flex-direction: column; align-items: center;
    padding: 0 1rem 2rem;
    margin-top: -2rem;           /* la carte remonte sur l'en-tête (mobile) */
}
.auth-card {
    width: 100%;
    max-width: 440px;
    background: var(--cd-surface);
    border: 1px solid var(--cd-border);
    border-radius: var(--cd-radius-xl);
    box-shadow: var(--cd-shadow-hover);
    padding: 1.5rem 1.25rem 1.5rem;
}
.auth-card--wide { max-width: 620px; }

.auth-card__head { margin-bottom: 1.35rem; }
.auth-card__icon {
    width: 48px; height: 48px;
    border-radius: var(--cd-radius-md);
    background: var(--cd-tile-sand-bg); color: var(--cd-tile-sand-fg);
    display: inline-flex; align-items: center; justify-content: center;
    margin-bottom: .9rem;
}
.auth-card__icon .material-icons { font-size: 26px; }
.auth-card__icon--success { background: var(--cd-success-bg); color: var(--cd-success-fg); }
.auth-card__title {
    margin: .2rem 0 0;
    font-size: clamp(1.45rem, 1.25rem + .8vw, 1.85rem);
    font-weight: 800; letter-spacing: -.035em; line-height: 1.15;
}
.auth-card__subtitle { margin: .4rem 0 0; color: var(--cd-text-muted); font-size: .95rem; }

/* Messages Django */
.auth-card .alert { display: flex; align-items: flex-start; gap: .55rem; font-size: .9rem; margin-bottom: 1rem; }
.auth-card .alert::before {
    font-family: "Material Icons"; font-size: 20px; line-height: 1.2; flex: 0 0 auto;
    -webkit-font-feature-settings: "liga"; font-feature-settings: "liga";
    content: "info";
}
.auth-card .alert-danger::before { content: "error_outline"; }
.auth-card .alert-success::before { content: "check_circle"; }
.auth-card .alert .btn-close { padding: 1.05rem; }

/* Champs */
.auth-form { display: grid; gap: 1.1rem; }
.auth-grid { display: grid; gap: 1.1rem; grid-template-columns: minmax(0, 1fr); }
.auth-field { min-width: 0; }
.auth-label {
    display: flex; align-items: baseline; justify-content: space-between; gap: .5rem;
    font-weight: 700; font-size: .88rem; color: var(--cd-text);
    margin-bottom: .45rem;
}
.auth-label__link { font-weight: 600; font-size: .84rem; }

.auth-input { position: relative; }
.auth-input__icon {
    position: absolute; left: .95rem; top: 50%; transform: translateY(-50%);
    font-size: 21px; color: var(--cd-text-muted);
    pointer-events: none;
    transition: color .15s;
}
.auth-input .form-control {
    min-height: 52px;
    padding: .75rem 1rem .75rem 2.95rem;
    font-size: 1rem;                     /* ≥16px : pas de zoom automatique sur iOS */
    border-radius: var(--cd-radius-md);
    background-color: #fff;
}
.auth-input--toggle .form-control { padding-right: 3.3rem; }
.auth-input:focus-within .auth-input__icon { color: var(--cd-brand-600); }
.auth-input .form-control:user-invalid { border-color: var(--cd-danger); }
.auth-input .form-control:user-invalid:focus { box-shadow: 0 0 0 .22rem rgba(180,71,63,.18); }
.auth-input:has(.form-control:user-invalid) .auth-input__icon { color: var(--cd-danger); }

.auth-toggle {
    position: absolute; right: .35rem; top: 50%; transform: translateY(-50%);
    width: 44px; height: 44px;
    border: 0; border-radius: var(--cd-radius-sm);
    background: transparent; color: var(--cd-text-muted);
    display: inline-flex; align-items: center; justify-content: center;
    cursor: pointer;
}
.auth-toggle:hover { color: var(--cd-brand-800); background: var(--cd-surface-2); }
.auth-toggle:focus-visible { outline: 2px solid var(--cd-brand-400); outline-offset: 0; }
.auth-toggle .material-icons { font-size: 22px; }

.auth-help { display: flex; align-items: center; gap: .3rem; margin-top: .4rem; font-size: .82rem; color: var(--cd-text-muted); }
.auth-help .material-icons { font-size: 15px; }

/* Rôle attribué (inscription) */
.auth-role {
    display: flex; align-items: center; gap: .75rem;
    padding: .75rem .9rem;
    border-radius: var(--cd-radius-md);
    border: 1px solid var(--cd-border);
    background: var(--cd-surface-2);
}
.auth-role .cd-tile { flex: 0 0 auto; }
.auth-role__label { display: block; font-size: .78rem; color: var(--cd-text-muted); font-weight: 600; }
.auth-role__value { display: block; font-weight: 800; color: var(--cd-text); }
.auth-role__note { margin-left: auto; font-size: .78rem; color: var(--cd-text-muted); text-align: right; }

/* Bouton principal */
.auth-submit {
    position: relative;
    width: 100%;
    min-height: 54px;
    margin-top: .25rem;
    --bs-btn-border-radius: var(--cd-radius-md);
    --bs-btn-font-size: 1rem;
    font-weight: 700;
    box-shadow: 0 8px 20px rgba(110,69,32,.22);
}
.auth-submit:hover { box-shadow: 0 10px 24px rgba(110,69,32,.28); }
.auth-submit__spinner {
    display: none;
    width: 1.1rem; height: 1.1rem;
    border: 2px solid rgba(255,255,255,.45); border-top-color: #fff;
    border-radius: 50%;
    animation: auth-spin .7s linear infinite;
}
.auth-submit.is-loading { pointer-events: none; opacity: .9; }
.auth-submit.is-loading .auth-submit__spinner { display: inline-block; }
.auth-submit.is-loading .material-icons { display: none; }
@keyframes auth-spin { to { transform: rotate(360deg); } }

.auth-links { margin-top: 1.25rem; text-align: center; font-size: .9rem; color: var(--cd-text-muted); }
.auth-links a { font-weight: 700; }
.auth-back {
    display: inline-flex; align-items: center; gap: .3rem;
    font-weight: 700; text-decoration: none;
}
.auth-back:hover { text-decoration: underline; }
.auth-back .material-icons { font-size: 18px; }

.auth-divider {
    display: flex; align-items: center; gap: .75rem;
    margin: 1.4rem 0 0;
    font-size: .8rem; color: var(--cd-text-muted);
}
.auth-divider::before, .auth-divider::after { content: ""; flex: 1; height: 1px; background: var(--cd-border); }
.auth-divider .material-icons { font-size: 16px; color: var(--cd-brand-600); }

.auth-legal { margin-top: 1.25rem; text-align: center; font-size: .78rem; color: var(--cd-text-muted); }

/* Liens « bouton » secondaires (reset done) */
.auth-steps { list-style: none; padding: 0; margin: 0 0 1.25rem; display: grid; gap: .6rem; }
.auth-steps li { display: flex; gap: .6rem; align-items: flex-start; font-size: .93rem; }
.auth-steps .material-icons { font-size: 20px; color: var(--cd-brand-600); }

/* ── ≥ 480px : un peu plus d'air ───────────────────────────────────────── */
@media (min-width: 480px) {
    .auth-card { padding: 2rem 2rem 1.9rem; }
}

/* ── ≥ 768px : bandeau + carte flottante ───────────────────────────────── */
@media (min-width: 768px) {
    .auth-panel { padding: 2rem 2.5rem 6rem; }
    .auth-panel__body { display: block; }
    .auth-panel__title { font-size: clamp(1.9rem, 1.2rem + 1.8vw, 2.6rem); }
    .auth-main { margin-top: -4rem; padding: 0 1.5rem 3rem; }
    .auth-card { padding: 2.25rem 2.5rem 2.1rem; }
    .auth-grid--2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .auth-grid--2 > .auth-field--full { grid-column: 1 / -1; }
    .auth-points { grid-template-columns: repeat(3, minmax(0, 1fr)); }
    .auth-point { flex-direction: column; gap: .6rem; }
}

/* ── ≥ 992px : écran scindé ────────────────────────────────────────────── */
@media (min-width: 992px) {
    .auth-shell { grid-template-columns: minmax(0, 46fr) minmax(0, 54fr); }
    .auth-panel {
        margin: 1rem 0 1rem 1rem;
        border-radius: var(--cd-radius-xl);
        padding: 2.25rem 2.5rem;
        box-shadow: var(--cd-shadow-hero);
        min-height: calc(100vh - 2rem);
    }
    .auth-panel__inner { justify-content: space-between; gap: 2rem; }
    .auth-panel__foot { display: inline-flex; align-items: center; }
    .auth-points { grid-template-columns: minmax(0, 1fr); max-width: 30rem; }
    .auth-point { flex-direction: row; }
    .auth-main {
        margin-top: 0;
        justify-content: center;
        padding: 2.5rem clamp(1.5rem, 4vw, 4rem);
    }
    .auth-card {
        background: transparent; border: 0; box-shadow: none;
        padding: 0;
    }
    .auth-card--wide { max-width: 600px; }
}
@media (min-width: 1400px) {
    .auth-panel { padding: 3rem 3.5rem; }
}

/* Paysage très bas (téléphone couché) : on n'empile pas tout */
@media (max-height: 520px) and (max-width: 991.98px) {
    .auth-panel__body { display: none; }
}

/* ── Accessibilité ─────────────────────────────────────────────────────── */
@media (prefers-reduced-motion: reduce) {
    .auth *, .auth *::before, .auth *::after { transition: none !important; animation-duration: .01ms !important; }
    .auth-submit__spinner { animation: none; border-top-color: rgba(255,255,255,.45); }
}
@media (forced-colors: active) {
    .auth-panel { border: 1px solid CanvasText; }
    .auth-point, .auth-card { border: 1px solid CanvasText; }
}
.auth-sr-only {
    position: absolute !important; width: 1px; height: 1px; padding: 0; margin: -1px;
    overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0;
}