/* ══════════════════════════════════════════════════════════════
   KronoCore — Auth CSS
   Pages : login, register, reset-password
   Design : glassmorphisme jour (fond clair animé)
══════════════════════════════════════════════════════════════ */

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

body.auth-body {
    min-height: 100vh;
    display: flex;
    align-items: center; /* Centré par défaut pour le login */
    justify-content: center;
    font-family: var(--krono-font);
    background: var(--krono-bg);
    overflow-x: hidden;
    overflow-y: auto;
    color: var(--krono-text);
}

body.auth-body.portal-body {
    align-items: flex-start;
    padding-top: 4rem;
}

@media (max-width: 768px) {
    body.auth-body.portal-body {
        padding-top: 1rem;
    }
}

/* ── Fond animé ─────────────────────────────────────────── */
.auth-bg {
    position: fixed; inset: 0; z-index: 0;
    background: var(--auth-bg-gradient);
    background-size: 400% 400%;
    animation: auth-bg-shift 20s ease infinite;
}
@keyframes auth-bg-shift {
    0%   { background-position:   0% 50%; }
    50%  { background-position: 100% 50%; }
    100% { background-position:   0% 50%; }
}

/* ── Halos lumineux ────────────────────────────────────────── */
.auth-halo {
    position: fixed; border-radius: 50%;
    pointer-events: none; z-index: 1;
    animation: halo-float 12s ease-in-out infinite;
}
.auth-halo-1 {
    width: 600px; height: 600px;
    top: -200px; left: -200px;
    background: radial-gradient(circle, var(--auth-halo-1) 0%, transparent 70%);
    animation-delay: 0s;
}
.auth-halo-2 {
    width: 500px; height: 500px;
    bottom: -150px; right: -150px;
    background: radial-gradient(circle, var(--auth-halo-2) 0%, transparent 70%);
    animation-delay: -6s;
}
.auth-halo-3 {
    width: 300px; height: 300px;
    top: 50%; left: 55%;
    background: radial-gradient(circle, var(--auth-halo-3) 0%, transparent 70%);
    animation-delay: -3s;
}
@keyframes halo-float {
    0%, 100% { transform: translateY(0) scale(1); }
    50%       { transform: translateY(30px) scale(1.08); }
}

/* ── Wrapper ───────────────────────────────────────────────── */
.auth-wrap {
    position: relative; z-index: 10;
    padding: 1.5rem;
    width: 480px;
    max-width: calc(100vw - 2rem);
    transition: width var(--krono-transition-slow), transform var(--krono-transition-slow);
    
    /* On assure un min-height pour permettre le centrage vertical parfait du contenu */
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

.auth-wrap.wide-md { width: 550px; }
.auth-wrap.wide-lg { width: 650px; }

/* Centrage vertical de la carte quand on n'est pas dans le portail */
body.auth-body:not(.portal-body) .auth-card {
    margin-top: auto;
    margin-bottom: auto;
}

.auth-wrap.portal-wrap {
    margin: 0 auto;
    min-height: calc(100vh - 4rem);
    display: flex;
    flex-direction: column;
}
@media (max-width: 768px) {
    .auth-wrap.portal-wrap {
        min-height: calc(100vh - 1rem);
    }
}
/* ── Carte glass (Magical Aesthetic) ───────────────────────── */
.auth-card {
    background: var(--auth-card-bg);
    backdrop-filter: blur(24px) saturate(200%);
    -webkit-backdrop-filter: blur(24px) saturate(200%);
    border: 1px solid var(--auth-card-border);
    border-top: 1px solid rgba(255, 255, 255, 0.4);
    border-radius: 28px;
    box-shadow: 0 30px 80px rgba(0, 0, 0, 0.15), inset 0 1px 2px rgba(255, 255, 255, 0.3);
    overflow: hidden;
    width: 100%;
    transition: height var(--krono-transition-slow);
    animation: card-in 0.8s cubic-bezier(0.22, 1, 0.36, 1) both;
    display: flex;
    flex-direction: column;
    position: relative;
}
.auth-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0; height: 100%;
    background: radial-gradient(circle at top left, rgba(255,255,255,0.1), transparent 60%);
    pointer-events: none;
    z-index: 0;
}
@keyframes card-in {
    from { opacity: 0; transform: translateY(40px) scale(0.95); filter: blur(10px); }
    to   { opacity: 1; transform: translateY(0) scale(1); filter: blur(0); }
}

/* ── Panels ────────────────────────────────────────────────── */
.auth-panels-wrap { 
    flex: 1;
    display: flex;
    flex-direction: column;
    position: relative;
    z-index: 1;
}

.auth-panel {
    padding: 3rem 2.5rem;
    width: 100%;
    opacity: 0;
    position: absolute;
    top: 0; left: 0;
    pointer-events: none;
    transform: scale(0.97) translateY(10px);
    transition:
        opacity 0.4s cubic-bezier(0.2, 0.8, 0.2, 1),
        transform 0.4s cubic-bezier(0.2, 0.8, 0.2, 1);
}
.auth-panel.active {
    opacity: 1;
    position: relative;
    pointer-events: auto;
    transform: scale(1) translateY(0);
}

/* ── Logo ──────────────────────────────────────────────────── */
.auth-logo {
    width: 64px; height: 64px;
    background: var(--krono-accent-gradient);
    border-radius: 18px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem; color: white;
    box-shadow: 0 8px 28px rgba(var(--krono-accent-rgb), 0.38);
    animation: logo-pulse 3s ease-in-out infinite;
}
@keyframes logo-pulse {
    0%, 100% { box-shadow: 0 8px 28px rgba(var(--krono-accent-rgb), 0.38); }
    50%       { box-shadow: 0 12px 40px rgba(var(--krono-accent-rgb), 0.55); }
}

/* ── Textes ────────────────────────────────────────────────── */
.auth-title {
    font-family: var(--krono-font-display);
    color: var(--krono-text);
    font-weight: 800;
    font-size: 1.45rem;
    letter-spacing: -0.4px;
}
.auth-subtitle {
    color: var(--krono-text-3);
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 1.4px;
    text-transform: uppercase;
}
.auth-label {
    display: block;
    color: var(--krono-text-2);
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 0.7px;
    text-transform: uppercase;
    margin-bottom: 0.35rem;
}

/* ── Inputs ────────────────────────────────────────────────── */
.auth-field { position: relative; }

.auth-field-icon {
    position: absolute;
    left: 13px; top: 50%;
    transform: translateY(-50%);
    color: var(--krono-text-3);
    font-size: 1rem;
    pointer-events: none;
    transition: color var(--krono-transition);
    z-index: 2;
}
.auth-field:focus-within .auth-field-icon {
    color: var(--krono-accent);
}

.auth-input {
    width: 100%;
    background: rgba(var(--krono-surface-rgb), 0.4);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    border: 1.5px solid var(--auth-input-border);
    border-radius: 14px;
    color: var(--krono-text);
    padding: 0.85rem 1rem 0.85rem 2.8rem;
    font-size: 0.95rem;
    font-family: var(--krono-font);
    outline: none;
    transition: all 0.3s cubic-bezier(0.2, 0.8, 0.2, 1);
}
.auth-input::placeholder { color: var(--krono-text-3); font-weight: 500; }
.auth-input:focus {
    background: rgba(var(--krono-surface-rgb), 0.7);
    border-color: var(--krono-accent);
    box-shadow: 0 0 0 4px rgba(var(--krono-accent-rgb), 0.15), inset 0 2px 4px rgba(0,0,0,0.02);
    transform: translateY(-1px);
}
.auth-input.input-error {
    border-color: var(--krono-danger);
    box-shadow: 0 0 0 3px rgba(220, 38, 38, 0.15);
    animation: input-shake 0.4s cubic-bezier(0.36, 0.07, 0.19, 0.97) both;
}
@keyframes input-shake {
    0%, 100% { transform: translateX(0); }
    20%       { transform: translateX(-5px); }
    40%       { transform: translateX(5px); }
    60%       { transform: translateX(-3px); }
    80%       { transform: translateX(3px); }
}

/* Autofill — garder cohérence visuelle */
.auth-input:-webkit-autofill,
.auth-input:-webkit-autofill:focus {
    -webkit-box-shadow: 0 0 0 1000px var(--krono-surface-2) inset !important;
    -webkit-text-fill-color: var(--krono-text) !important;
    border-color: var(--krono-accent) !important;
}

/* ── Erreur inline ─────────────────────────────────────────── */
.field-error {
    display: flex; align-items: center; gap: 0.35rem;
    color: var(--krono-danger);
    font-size: 0.7rem; font-weight: 600;
    overflow: hidden;
    max-height: 0; opacity: 0;
    transition: max-height 0.3s ease, opacity 0.3s ease, margin-top 0.3s ease;
}
.field-error.show { max-height: 2rem; opacity: 1; margin-top: 0.3rem; }

/* ── Bouton principal ──────────────────────────────────────── */
.auth-btn {
    width: 100%; padding: 0.88rem;
    text-decoration: none; display: inline-block; box-sizing: border-box;
    border: none; border-radius: var(--krono-radius);
    background: var(--krono-accent-gradient);
    background-size: 200% 200%;
    color: white; font-weight: 700; font-size: 0.93rem;
    font-family: var(--krono-font);
    cursor: pointer;
    transition: transform var(--krono-transition), box-shadow var(--krono-transition);
    position: relative; overflow: hidden;
    animation: btn-shimmer 4s ease infinite;
}
.auth-btn::after {
    content: '';
    position: absolute; inset: 0;
    background: linear-gradient(135deg, rgba(255,255,255,0.15), transparent);
    opacity: 0;
    transition: opacity var(--krono-transition);
}
.auth-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(var(--krono-accent-rgb), 0.45);
}
.auth-btn:hover::after { opacity: 1; }
.auth-btn:active { transform: translateY(0); }
@keyframes btn-shimmer {
    0%, 100% { background-position: 0% 50%; }
    50%       { background-position: 100% 50%; }
}

/* ── Bouton ghost ──────────────────────────────────────────── */
.auth-btn-ghost {
    display: block; width: 100%;
    padding: 0.82rem;
    border-radius: var(--krono-radius);
    border: 1.5px solid var(--krono-border-strong);
    background: transparent;
    color: var(--krono-text-2);
    font-weight: 600; font-size: 0.9rem;
    font-family: var(--krono-font);
    cursor: pointer; text-align: center;
    text-decoration: none; line-height: 1;
    transition: all var(--krono-transition);
}
.auth-btn-ghost:hover {
    background: var(--krono-accent-light);
    border-color: var(--krono-accent);
    color: var(--krono-accent);
    transform: translateY(-1px);
}

/* ── Lien texte ────────────────────────────────────────────── */
.auth-link {
    color: var(--krono-text-3);
    font-size: 0.72rem; font-weight: 700;
    text-decoration: none;
    background: none; border: none; padding: 0;
    cursor: pointer;
    transition: color var(--krono-transition);
}
.auth-link:hover { color: var(--krono-accent); }

/* ── Divider ───────────────────────────────────────────────── */
.auth-divider {
    display: flex; align-items: center; gap: 0.75rem;
    margin: 1.1rem 0;
}
.auth-divider::before, .auth-divider::after {
    content: ''; flex: 1;
    height: 1px; background: var(--krono-border-strong);
}
.auth-divider span {
    color: var(--krono-text-3);
    font-size: 0.68rem; font-weight: 600;
    letter-spacing: 0.5px;
    text-transform: uppercase;
}

/* ── Grille 2 colonnes ─────────────────────────────────────── */
.auth-row { display: grid; grid-template-columns: 1fr 1fr; gap: 0.75rem; }

/* ── Dots ──────────────────────────────────────────────────── */
.auth-dots { display: flex; gap: 6px; justify-content: center; margin-bottom: 1.5rem; }
.auth-dot  {
    width: 6px; height: 6px; border-radius: 50%;
    background: var(--krono-border-strong);
    cursor: pointer;
    transition: all 0.3s ease;
}
.auth-dot.active {
    width: 20px; border-radius: 3px;
    background: var(--krono-accent);
}

/* ── Options Row (Remember me & Forgot password) ───────────── */
.auth-options-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.25rem;
    gap: 0.5rem;
    flex-wrap: wrap;
}
@media (max-width: 480px) {
    .auth-options-row {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.75rem;
    }
}

/* ── Checkbox remember me ──────────────────────────────────── */
.auth-checkbox-label {
    display: flex; align-items: center; gap: 0.5rem;
    color: var(--krono-text-2);
    font-size: 0.8rem; font-weight: 500;
    cursor: pointer;
    user-select: none;
}
.auth-checkbox-label input[type="checkbox"] {
    width: 16px; height: 16px;
    accent-color: var(--krono-accent);
    cursor: pointer;
}

/* ── Toasts ────────────────────────────────────────────────── */
.auth-toast-wrap {
    position: fixed;
    top: 1.25rem; left: 50%; transform: translateX(-50%);
    z-index: 200;
    display: flex; flex-direction: column; align-items: center; gap: 0.5rem;
    pointer-events: none;
    width: max-content; max-width: calc(100vw - 2rem);
}
.auth-toast {
    display: flex; align-items: center; gap: 0.65rem;
    padding: 0.75rem 1.2rem;
    border-radius: var(--krono-radius);
    font-size: 0.83rem; font-weight: 600;
    font-family: var(--krono-font);
    backdrop-filter: blur(16px);
    box-shadow: 0 6px 28px rgba(0,0,0,0.15);
    pointer-events: auto;
    animation: toast-in 0.4s cubic-bezier(0.34, 1.56, 0.64, 1) both;
}
.auth-toast.toast-danger {
    background: var(--krono-surface);
    border: 1.5px solid var(--krono-danger-border);
    color: var(--krono-danger);
}
.auth-toast.toast-success {
    background: var(--krono-surface);
    border: 1.5px solid var(--krono-success-border);
    color: var(--krono-success);
}
.auth-toast i { font-size: 1rem; flex-shrink: 0; }
@keyframes toast-in {
    from { opacity: 0; transform: translateY(-16px) scale(0.92); }
    to   { opacity: 1; transform: translateY(0) scale(1); }
}
@keyframes toast-out {
    from { opacity: 1; transform: translateY(0) scale(1); }
    to   { opacity: 0; transform: translateY(-10px) scale(0.94); }
}
.auth-toast.leaving { animation: toast-out 0.3s ease forwards; }

/* ── Panneau succès ────────────────────────────────────────── */
.success-icon-wrap {
    position: relative;
    width: 80px; height: 80px;
    margin: 0 auto;
    display: flex; align-items: center; justify-content: center;
}
.success-ring {
    position: absolute; inset: 0;
    border-radius: 50%;
    border: 2px solid rgba(var(--krono-accent-rgb), 0.35);
    animation: ring-pulse 2.5s ease-in-out infinite;
}
@keyframes ring-pulse {
    0%, 100% { transform: scale(1);    opacity: 0.5; }
    50%       { transform: scale(1.18); opacity: 1;   }
}
.success-icon {
    width: 64px; height: 64px;
    border-radius: 50%;
    background: var(--krono-accent-gradient);
    display: flex; align-items: center; justify-content: center;
    font-size: 1.6rem; color: white;
    box-shadow: 0 8px 24px rgba(var(--krono-accent-rgb), 0.38);
    animation: icon-pop 0.6s cubic-bezier(0.34, 1.56, 0.64, 1) both;
}
@keyframes icon-pop {
    from { transform: scale(0.4); opacity: 0; }
    to   { transform: scale(1);   opacity: 1; }
}

/* ── Footer ────────────────────────────────────────────────── */
.auth-footer {
    text-align: center;
    padding: 2rem 0 1rem 0;
    color: var(--krono-text-3);
    font-size: 0.72rem;
    opacity: 0;
    animation: footer-fade 0.5s ease 1.2s both;
}

/* Sur les pages d'auth (login/register), on positionne le footer en absolu 
   pour ne pas décaler le centrage vertical de la carte. */
body.auth-body:not(.portal-body) .auth-footer {
    position: absolute;
    bottom: 1.5rem;
    left: 0;
    right: 0;
    margin-top: 0;
    padding: 0;
}

/* Dans le portail, il reste en bas du flux et s'affiche sans animation */
body.auth-body.portal-body .auth-footer {
    margin-top: auto;
    animation: none;
    opacity: 0.85;
}

@keyframes footer-fade {
    from { opacity: 0; transform: translateY(-5px); }
    to   { opacity: 1; transform: translateY(0); }
}
.auth-footer a {
    color: var(--krono-text-3);
    text-decoration: none; font-weight: 600;
    transition: color var(--krono-transition);
}
.auth-footer a:hover { color: var(--krono-accent); }

/* ── Responsive mobile ─────────────────────────────────────── */
@media (max-width: 768px) {
    .auth-wrap.sso-layout { width: 100%; animation: none; }
    .auth-panel { padding: 2rem 1.5rem; }
}
@media (max-width: 500px) {
    .auth-wrap { padding: 1rem; width: 100%; }
    .auth-panel { padding: 1.75rem 1.5rem; }
    .auth-row { grid-template-columns: 1fr; }
}