/* --- Authentification renforcée (P31) : boutons fournisseurs, second facteur, codes de secours, sécurité ---
   Composants autonomes sur les jetons existants ; identité visuelle P29. */
.provider-buttons { margin: 1.25rem 0; display: grid; gap: 0.6rem; }
.provider-buttons__separator { display: flex; align-items: center; gap: 0.75rem; color: var(--color-muted); font-size: 0.9rem; margin: 0 0 0.25rem; }
.provider-buttons__separator::before, .provider-buttons__separator::after { content: ""; flex: 1; border-top: 1px solid var(--color-border); }
.provider-form { margin: 0; }
.provider-button { display: inline-flex; align-items: center; justify-content: center; gap: 0.75rem; width: 100%; min-height: 44px; padding: 0.55rem 1rem; border-radius: 6px; font-family: inherit; font-size: 0.95rem; font-weight: 500; line-height: 1.2; cursor: pointer; }
.provider-button:focus-visible { outline: 3px solid var(--color-focus); outline-offset: 2px; }
.provider-button__logo { width: 20px; height: 20px; flex: none; }
/* Google : fond blanc, bordure #747775, texte #1F1F1F (règles de la marque Google pour le bouton « Sign in with Google »). */
.provider-button--google { background: #fff; color: #1f1f1f; border: 1px solid #747775; }
.provider-button--google:hover { background: #f8f9fa; }
/* Apple : fond noir, texte et logo blancs, coins arrondis (règles « Sign in with Apple », variante noire). */
.provider-button--apple { background: #000; color: #fff; border: 1px solid #000; }
.provider-button--apple:hover { background: #1a1a1a; }
.step-indicator { color: var(--color-muted); font-size: 0.9rem; margin-top: -0.5rem; }
.input--code { font-size: 1.4rem; letter-spacing: 0.25em; font-variant-numeric: tabular-nums; max-width: 14rem; }
.qr-code { max-width: 220px; margin: 0.5rem 0 1rem; }
.qr-code svg { width: 100%; height: auto; display: block; }
.manual-key { font-size: 1.05rem; letter-spacing: 0.08em; word-break: break-all; user-select: all; }
.backup-codes { columns: 2; column-gap: 2rem; padding-left: 1.5rem; margin: 1rem 0 1.5rem; }
.backup-codes li { break-inside: avoid; margin-bottom: 0.35rem; }
.backup-codes code { font-size: 1.05rem; letter-spacing: 0.05em; user-select: all; }
.first-factors { list-style: none; padding: 0; display: grid; gap: 0.6rem; }
.first-factors li { display: flex; flex-wrap: wrap; align-items: center; gap: 0.5rem; }
.inline-form { display: inline; }
#security-sessions tr.is-current td { background: var(--color-notice-bg); }
@media (max-width: 600px) { .backup-codes { columns: 1; } .input--code { max-width: 100%; } }
.security-actions { margin: 0.5rem 0 1.5rem; display: flex; flex-wrap: wrap; gap: 0.5rem; }