/*
 * Pages d'entrée (connexion, mot de passe oublié) et pages publiques (layouts/public).
 * Refonte « Apparence » (docs/refonte/10-DESIGN-APPARENCE.md) : deux styles pilotés par
 * ThemeService::resolue()['connexion_style'], posés sur <main class="auth-page"
 * data-connexion="scindee|centree"> - même balisage, seule cette feuille les distingue.
 *   - scindee : panneau visuel à gauche (dégradé de la marque ou image), formulaire à droite ;
 *   - centree : carte en verre au centre, sur fond dégradé plein écran.
 * Jetons : theme.css (marque, rayons, ombres) + educom-ui.css (surfaces clair / sombre).
 */

/* ---------------------------------------------------------------------------
   Gabarit commun
   ------------------------------------------------------------------------- */
.auth-page {
    --auth-grad: linear-gradient(150deg, var(--edu-color-primary) 0%, var(--edu-color-secondary) 100%);
    position: relative;
    min-height: 100vh;
    min-height: 100dvh;
    width: 100%;
    display: grid;
    grid-template-columns: minmax(400px, 46%) 1fr;
    font-family: var(--edu-font-family);
    color: var(--edu-text);
}

/* Panneau visuel */
.auth-visuel {
    position: relative;
    overflow: hidden;
    isolation: isolate;
    display: flex;
    color: #fff;
    background: radial-gradient(900px 600px at 15% 10%, rgba(255, 255, 255, .22), transparent 60%), var(--auth-grad);
}
.auth-visuel-image { background: linear-gradient(180deg, rgba(0, 0, 0, .15) 0%, rgba(0, 0, 0, .6) 100%), var(--auth-image) center / cover no-repeat; }
.auth-visuel-image .auth-orbe { display: none; }
body[data-theme="dark"] .auth-visuel:not(.auth-visuel-image)::after {
    content: ""; position: absolute; inset: 0; z-index: -1; background: rgba(0, 0, 0, .28);
}

/* Orbes en relief (profondeur « 3D », CSS pur) */
.auth-orbe {
    position: absolute;
    z-index: -1;
    border-radius: 50%;
    background: radial-gradient(circle at 30% 30%, rgba(255, 255, 255, .55), rgba(255, 255, 255, .08) 45%, rgba(255, 255, 255, 0) 70%);
    box-shadow: inset -10px -14px 40px rgba(0, 0, 0, .12), inset 8px 10px 30px rgba(255, 255, 255, .25);
    -webkit-backdrop-filter: blur(2px);
    backdrop-filter: blur(2px);
    animation: authFlotte 14s ease-in-out infinite;
}
.auth-orbe-1 { width: 420px; height: 420px; right: -140px; top: -110px; }
.auth-orbe-2 { width: 220px; height: 220px; left: -70px; bottom: 16%; animation-delay: -5s; animation-duration: 18s; }
.auth-orbe-3 { width: 120px; height: 120px; right: 18%; bottom: -30px; animation-delay: -9s; opacity: .8; }
@keyframes authFlotte { 0%, 100% { transform: translate3d(0, 0, 0); } 50% { transform: translate3d(0, -14px, 0); } }

.auth-visuel-contenu {
    position: relative;
    display: flex;
    flex-direction: column;
    gap: 28px;
    width: 100%;
    max-width: 560px;
    padding: 44px 52px;
}

/* Identité */
.auth-marque { display: flex; align-items: center; gap: 14px; }
.auth-marque-logo {
    width: 52px; height: 52px; flex: 0 0 52px;
    border-radius: 16px;
    object-fit: contain;
    padding: 6px;
    background: #fff;
    box-shadow: 0 8px 20px rgba(0, 0, 0, .18), inset 0 1px 0 rgba(255, 255, 255, .8);
}
.auth-marque-repli { display: inline-flex; align-items: center; justify-content: center; padding: 0; font-size: 1.5rem; color: var(--edu-color-primary); }
.auth-marque-nom { font-size: 1.125rem; font-weight: 700; letter-spacing: -.015em; line-height: 1.2; }
.auth-marque-accroche { font-size: .8125rem; opacity: .8; }

.auth-visuel-message { margin-top: auto; }
.auth-visuel-message h2 {
    margin: 0 0 12px;
    color: #fff;
    font-size: clamp(1.75rem, 2.6vw, 2.5rem);
    font-weight: 750;
    line-height: 1.12;
    letter-spacing: -.03em;
    text-wrap: balance;
}
.auth-visuel-message p { margin: 0; max-width: 460px; font-size: .9375rem; line-height: 1.55; opacity: .88; }

/* Atouts : tuiles de verre, couleur de famille (sémiologie du menu) */
.auth-atouts { list-style: none; margin: 0; padding: 0; display: grid; gap: 10px; }
.auth-atouts li {
    display: flex; align-items: center; gap: 14px;
    padding: 12px 14px;
    border-radius: var(--edu-radius-lg);
    background: rgba(255, 255, 255, .14);
    border: 1px solid rgba(255, 255, 255, .22);
    box-shadow: 0 10px 24px rgba(0, 0, 0, .10), inset 0 1px 0 rgba(255, 255, 255, .25);
    -webkit-backdrop-filter: blur(14px) saturate(160%);
    backdrop-filter: blur(14px) saturate(160%);
    transition: transform .25s cubic-bezier(.2, .8, .2, 1);
}
.auth-atouts li:nth-child(2) { margin-left: 22px; }
.auth-atouts li:nth-child(3) { margin-left: 44px; }
.auth-atouts li:hover { transform: translateX(4px); }
.auth-atout-icone {
    width: 40px; height: 40px; flex: 0 0 40px;
    display: inline-flex; align-items: center; justify-content: center;
    border-radius: 12px;
    background: #fff;
    color: rgb(var(--fam));
    font-size: 1.25rem;
    box-shadow: 0 4px 10px rgba(0, 0, 0, .12);
}
.auth-atouts strong { display: block; font-size: .9375rem; font-weight: 650; }
.auth-atouts small { display: block; font-size: .8rem; opacity: .82; }

/* Étapes (mot de passe oublié) */
.auth-etapes { list-style: none; margin: 0; padding: 0; display: grid; gap: 10px; counter-reset: none; }
.auth-etapes li { display: flex; align-items: center; gap: 12px; font-size: .9375rem; font-weight: 500; }
.auth-etapes li span {
    width: 32px; height: 32px; flex: 0 0 32px; display: inline-flex; align-items: center; justify-content: center;
    border-radius: 50%; background: rgba(255, 255, 255, .18); border: 1px solid rgba(255, 255, 255, .3); font-weight: 700;
}

.auth-visuel-pied { font-size: .8125rem; opacity: .85; }
.auth-contact { display: flex; flex-wrap: wrap; gap: 6px 18px; }
.auth-contact span { display: inline-flex; align-items: center; gap: 6px; }

/* Côté formulaire */
.auth-formulaire {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 72px 24px 32px;
    background-color: var(--edu-bg);
    background-image: var(--edu-bg-image, none);
}
.auth-outils {
    position: absolute;
    top: 20px; left: 24px; right: 24px;
    display: flex; align-items: center; justify-content: space-between;
}
.auth-outil {
    display: inline-flex; align-items: center; gap: 6px;
    min-height: 40px; padding: 0 14px;
    border: 1px solid var(--edu-border);
    border-radius: 999px;
    background: var(--edu-surface-glass);
    color: var(--edu-text);
    font-size: .8125rem; font-weight: 500;
    text-decoration: none;
    box-shadow: var(--edu-shadow-1);
    -webkit-backdrop-filter: blur(12px);
    backdrop-filter: blur(12px);
    transition: background .2s ease, box-shadow .2s ease, transform .15s ease;
    cursor: pointer;
}
.auth-outil:hover { color: var(--edu-text); background: var(--edu-surface); box-shadow: var(--edu-shadow-2); }
.auth-outil-rond { width: 40px; padding: 0; justify-content: center; position: relative; overflow: hidden; }
.auth-outil-rond i { position: absolute; font-size: 18px; transition: transform .35s cubic-bezier(.34, 1.56, .64, 1), opacity .2s ease; }
.auth-icone-soleil { opacity: 0; transform: rotate(-90deg) scale(.5); color: #FFD60A; }
body[data-theme="dark"] .auth-icone-soleil { opacity: 1; transform: none; }
body[data-theme="dark"] .auth-icone-lune { opacity: 0; transform: rotate(90deg) scale(.5); }

.auth-boite { width: 100%; max-width: 400px; }
.auth-boite-marque { display: none; align-items: center; justify-content: center; gap: 10px; margin-bottom: 22px; }
.auth-boite-marque .auth-marque-logo { width: 44px; height: 44px; flex-basis: 44px; border-radius: 13px; box-shadow: var(--edu-shadow-2); }
.auth-boite-marque .auth-marque-nom { color: var(--edu-text); }

.auth-entete { margin-bottom: 26px; }
.auth-entete-icone {
    width: 52px; height: 52px; margin-bottom: 16px;
    display: inline-flex; align-items: center; justify-content: center;
    border-radius: 16px;
    background: linear-gradient(150deg, rgba(var(--edu-color-primary-rgb), .16), rgba(var(--edu-color-secondary-rgb), .16));
    color: var(--edu-color-primary);
    font-size: 1.5rem;
    box-shadow: inset 0 0 0 1px rgba(var(--edu-color-primary-rgb), .14), var(--edu-highlight);
}
.auth-entete-icone-cle { color: var(--edu-color-warning); background: rgba(var(--edu-color-warning-rgb), .14); box-shadow: inset 0 0 0 1px rgba(var(--edu-color-warning-rgb), .18); }
.auth-entete h1 { margin: 0 0 6px; font-size: 1.75rem; font-weight: 750; letter-spacing: -.03em; color: var(--edu-text); }
.auth-entete p { margin: 0; color: var(--edu-text-muted); font-size: .9375rem; }

/* Champs avec icône */
.auth-form .form-label { font-weight: 600; }
.auth-champ { position: relative; }
.auth-champ > i {
    position: absolute; left: 14px; top: 50%; transform: translateY(-50%);
    z-index: 4; color: var(--edu-text-subtle); font-size: 18px; pointer-events: none;
    transition: color .2s ease;
}
/* body[data-pc-preset] : même poids que la règle sombre d'educom-ui.css (chargée avant) */
body[data-pc-preset] .auth-champ .form-control { min-height: 48px; padding-left: 44px; font-size: .9375rem; border-radius: var(--edu-radius-md); background-color: var(--edu-surface); }
.auth-champ .form-control:focus + .auth-oeil, .auth-champ:focus-within > i { color: var(--edu-color-primary); }
.auth-champ .form-control.is-invalid { padding-right: 44px; }
.auth-oeil {
    position: absolute; right: 6px; top: 50%; transform: translateY(-50%);
    width: 38px; height: 38px; border: 0; border-radius: 50%;
    display: inline-flex; align-items: center; justify-content: center;
    background: transparent; color: var(--edu-text-muted); font-size: 18px; cursor: pointer;
}
.auth-oeil:hover { background: var(--edu-fill); color: var(--edu-text); }
body[data-pc-preset] .auth-champ:has(.auth-oeil) .form-control { padding-right: 48px; background-image: none; }
.auth-lien-discret { font-size: .8125rem; font-weight: 500; text-decoration: none; }
.auth-form .form-check-label { color: var(--edu-text-muted); font-size: .875rem; }

.auth-valider { min-height: 50px; font-weight: 600; font-size: 1rem; gap: .5rem; border-radius: var(--edu-radius-md); }
.auth-valider i { transition: transform .2s ease; }
.auth-valider:hover i { transform: translateX(3px); }

.auth-separateur { display: flex; align-items: center; gap: 12px; margin: 26px 0 14px; color: var(--edu-text-muted); font-size: .8125rem; }
.auth-separateur::before, .auth-separateur::after { content: ""; flex: 1; height: 1px; background: var(--edu-border-strong); }
.auth-cta { min-height: 46px; font-size: .875rem; }
.auth-retour { margin: 22px 0 0; text-align: center; font-size: .875rem; }
.auth-retour a { display: inline-flex; align-items: center; gap: 6px; text-decoration: none; font-weight: 500; }
.auth-mentions { margin: 28px 0 0; color: var(--edu-text-subtle); font-size: .75rem; }

/* ---------------------------------------------------------------------------
   Style « centree » : carte en verre au centre, fond dégradé plein écran
   ------------------------------------------------------------------------- */
.auth-page[data-connexion="centree"] { display: block; }
.auth-page[data-connexion="centree"] .auth-visuel { position: fixed; inset: 0; z-index: 0; }
.auth-page[data-connexion="centree"] .auth-visuel-contenu { display: none; }
.auth-page[data-connexion="centree"] .auth-orbe-1 { width: 520px; height: 520px; right: -120px; top: -160px; }
.auth-page[data-connexion="centree"] .auth-orbe-2 { width: 340px; height: 340px; left: -100px; bottom: -80px; }
.auth-page[data-connexion="centree"] .auth-orbe-3 { width: 160px; height: 160px; left: 22%; top: 12%; bottom: auto; right: auto; }
.auth-page[data-connexion="centree"] .auth-formulaire {
    position: relative; z-index: 1; min-height: 100vh; min-height: 100dvh;
    background: transparent;
    padding: 84px 16px 28px;
}
.auth-page[data-connexion="centree"] .auth-boite {
    max-width: 440px;
    padding: 34px 32px 30px;
    border-radius: var(--edu-radius-xl);
    background: rgba(255, 255, 255, .74);
    border: 1px solid rgba(255, 255, 255, .6);
    box-shadow: 0 30px 80px rgba(15, 23, 42, .28), 0 2px 6px rgba(15, 23, 42, .08), inset 0 1px 0 rgba(255, 255, 255, .9);
    -webkit-backdrop-filter: blur(28px) saturate(180%);
    backdrop-filter: blur(28px) saturate(180%);
}
body[data-theme="dark"] .auth-page[data-connexion="centree"] .auth-boite {
    background: rgba(28, 28, 30, .72);
    border-color: rgba(255, 255, 255, .10);
    box-shadow: 0 30px 80px rgba(0, 0, 0, .55), inset 0 1px 0 rgba(255, 255, 255, .06);
}
.auth-page[data-connexion="centree"] .auth-boite-marque { display: flex; }
.auth-page[data-connexion="centree"] .auth-entete { text-align: center; }
.auth-page[data-connexion="centree"] .auth-entete-icone { display: none; }
.auth-page[data-connexion="centree"] .auth-entete h1 { font-size: 1.5rem; }
.auth-page[data-connexion="centree"] .auth-outil { background: rgba(255, 255, 255, .2); border-color: rgba(255, 255, 255, .3); color: #fff; box-shadow: none; }
.auth-page[data-connexion="centree"] .auth-outil:hover { background: rgba(255, 255, 255, .32); color: #fff; }
.auth-page[data-connexion="centree"] .auth-mentions { color: rgba(255, 255, 255, .8); }
@supports not ((-webkit-backdrop-filter: blur(1px)) or (backdrop-filter: blur(1px))) {
    .auth-page[data-connexion="centree"] .auth-boite { background: var(--edu-surface); }
}

/* ---------------------------------------------------------------------------
   Responsive
   ------------------------------------------------------------------------- */
@media (max-width: 991.98px) {
    .auth-page[data-connexion="scindee"] { grid-template-columns: 1fr; grid-template-rows: auto 1fr; }
    .auth-page[data-connexion="scindee"] .auth-visuel-contenu { padding: 22px 20px 26px; gap: 14px; max-width: none; }
    .auth-page[data-connexion="scindee"] .auth-visuel-message h2 { font-size: 1.35rem; margin-bottom: 4px; }
    .auth-page[data-connexion="scindee"] .auth-visuel-message p,
    .auth-page[data-connexion="scindee"] .auth-atouts,
    .auth-page[data-connexion="scindee"] .auth-etapes,
    .auth-page[data-connexion="scindee"] .auth-visuel-pied { display: none; }
    .auth-page[data-connexion="scindee"] .auth-marque-logo { width: 42px; height: 42px; flex-basis: 42px; border-radius: 13px; }
    .auth-page[data-connexion="scindee"] .auth-visuel-message { margin-top: 0; }
    .auth-page[data-connexion="scindee"] .auth-formulaire { justify-content: flex-start; padding: 70px 20px 28px; }
    .auth-page[data-connexion="scindee"] .auth-orbe-1 { width: 240px; height: 240px; right: -80px; top: -90px; }
}
@media (max-width: 575.98px) {
    .auth-page[data-connexion="centree"] .auth-boite { padding: 26px 20px 22px; }
    .auth-entete h1 { font-size: 1.5rem; }
    .auth-outil span { display: none; }
    .auth-outil:not(.auth-outil-rond) { width: 40px; padding: 0; justify-content: center; }
}
@media (prefers-reduced-motion: reduce) { .auth-orbe { animation: none; } }

/* ---------------------------------------------------------------------------
   Pages publiques (layouts/public : vérification de document, parcours…)
   ------------------------------------------------------------------------- */
.auth-page-body {
    min-height: 100vh;
    display: flex;
    align-items: flex-start;
    justify-content: center;
    padding: 32px 16px;
    background: radial-gradient(1200px 500px at 50% -10%, rgba(var(--edu-color-primary-rgb), .18), transparent 70%), var(--edu-bg);
    font-family: var(--edu-font-family);
}
.auth-card {
    background: var(--edu-surface);
    color: var(--edu-text);
    border: 1px solid var(--edu-border);
    border-radius: var(--edu-radius-xl);
    box-shadow: var(--edu-shadow-3), var(--edu-highlight);
    overflow: hidden;
    width: 100%;
}
.auth-card.auth-card-lg { max-width: 780px; }
.auth-card.auth-card-sm { max-width: 480px; }
.auth-gradient-header {
    position: relative;
    overflow: hidden;
    background: radial-gradient(600px 200px at 10% 0%, rgba(255, 255, 255, .25), transparent 60%), linear-gradient(150deg, var(--edu-color-primary), var(--edu-color-secondary));
    color: #fff;
    text-align: left;
    padding: 26px 30px;
}
.auth-gradient-header h1 { font-size: 1.35rem; font-weight: 700; letter-spacing: -.02em; margin-bottom: .25rem; color: #fff; }
.auth-gradient-header p { font-size: .9rem; color: rgba(255, 255, 255, .88); margin-bottom: 0; }
.auth-form-panel { padding: 26px 30px; }
.auth-form-panel h1 { font-size: 1.25rem; font-weight: 700; color: var(--edu-text); margin-bottom: .25rem; }
.auth-below-card { text-align: center; color: var(--edu-text-muted); margin-top: 1.25rem; font-size: .85rem; }
.auth-below-card a { color: var(--edu-color-primary); text-decoration: none; font-weight: 500; }
.auth-below-card a:hover { text-decoration: underline; }
.auth-input-icon { position: relative; }
.auth-input-icon > i { position: absolute; left: 14px; top: 50%; transform: translateY(-50%); color: var(--edu-text-subtle); z-index: 4; }
.auth-input-icon > .form-control { padding-left: 40px; }
.btn-auth-submit { background: var(--edu-color-primary); border: none; color: #fff; font-weight: 600; border-radius: var(--edu-radius-md); padding: .7rem 1rem; }
.btn-auth-submit:hover { filter: brightness(1.06); color: #fff; }
@media (max-width: 991.98px) { .auth-page[data-connexion="scindee"] .auth-entete-icone { display: none; } }