/*
 * Chiosco Cloud — schermate di autenticazione
 * Design "Login in una schermata sola": la pagina sta dentro il viewport,
 * si estende in orizzontale su desktop e collassa in verticale su mobile.
 * Richiede design-tokens.css e <html data-theme="light">.
 */

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

/* ------------------------------------------------------------------ pagina */

.auth-body {
    margin: 0;
    min-height: 100vh;
    min-height: 100dvh;
    display: flex;
    padding: 24px 16px;
    background: var(--surface);
    color: var(--text-main);
    font: var(--text-body);
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}

/* Aloni sfocati di sfondo: decorativi, sotto al contenuto. */
.auth-orb {
    position: fixed;
    z-index: 0;
    border-radius: 50%;
    pointer-events: none;
    filter: blur(80px);
}

.auth-orb--cool {
    top: -120px;
    left: -80px;
    width: 420px;
    height: 420px;
    opacity: .28;
    background: var(--gradient-cool);
    animation: auth-float 22s ease-in-out infinite;
}

.auth-orb--warm {
    right: -60px;
    bottom: -140px;
    width: 460px;
    height: 460px;
    opacity: .22;
    filter: blur(85px);
    background: var(--gradient-sunset);
    animation: auth-float 28s ease-in-out infinite reverse;
}

@keyframes auth-float {

    0%,
    100% {
        transform: translate(0, 0) scale(1);
    }

    50% {
        transform: translate(40px, -30px) scale(1.12);
    }
}

.auth-shell {
    position: relative;
    z-index: 1;
    margin: auto;
    width: 100%;
    max-width: 460px;
}

.auth-shell--wide {
    max-width: 940px;
}

/* ------------------------------------------------------------------- card */

.auth-card {
    background: var(--background);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 36px 40px 32px;
    box-shadow: 0 24px 48px -24px rgba(17, 24, 39, .25);
}

.auth-card__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    flex-wrap: wrap;
    margin-bottom: 26px;
}

.auth-brand {
    display: flex;
    align-items: center;
    gap: 12px;
    color: inherit;
    text-decoration: none;
}

.auth-brand__logo {
    display: block;
    width: 46px;
    height: 46px;
    object-fit: contain;
}

.auth-brand__name {
    font: 800 1.35rem/1 var(--font-display);
    letter-spacing: -.01em;
    color: var(--text-main);
}

.auth-badge {
    display: inline-flex;
    align-items: center;
    gap: 9px;
    padding: 8px 16px;
    border: 1px solid rgba(42, 92, 98, .25);
    border-radius: var(--radius-full);
    background: rgba(109, 160, 166, .12);
    font: 700 .85rem/1 var(--font-main);
    color: var(--brand-teal-dark);
}

.auth-badge__dot {
    flex: none;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--brand-teal);
}

.auth-heading {
    display: flex;
    flex-direction: column;
    gap: 6px;
    margin-bottom: 22px;
}

.auth-title {
    margin: 0;
    font: 800 1.8rem/1.15 var(--font-display);
    color: var(--text-main);
}

.auth-subtitle {
    margin: 0;
    font: 400 .95rem/1.5 var(--font-main);
    color: var(--text-secondary);
    text-wrap: pretty;
}

/* --------------------------------------------------------------- pannelli */

.auth-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    align-items: stretch;
}

.auth-panel {
    display: flex;
    flex-direction: column;
    gap: 14px;
    height: 100%;
    padding: 20px;
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    background: #fbfbfc;
}

.auth-panel--featured {
    border: 1.5px solid rgba(242, 115, 41, .35);
    background: linear-gradient(180deg, #fff6ee 0%, #ffffff 100%);
}

.auth-panel__head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
}

.auth-panel__title {
    font: 700 1.15rem/1.2 var(--font-main);
    color: var(--text-main);
}

.auth-panel__hint {
    margin: -6px 0 0;
    font: 400 .88rem/1.4 var(--font-main);
    color: var(--text-secondary);
}

.auth-panel__foot {
    margin: auto 0 0;
    padding-top: 4px;
    font: 400 .8rem/1.4 var(--font-main);
    color: #6b7280;
}

.auth-tag {
    padding: 5px 11px;
    border-radius: var(--radius-full);
    background: var(--gradient-warm);
    font: 700 .7rem/1 var(--font-main);
    letter-spacing: .06em;
    text-transform: uppercase;
    white-space: nowrap;
    color: #fff;
}

/* ------------------------------------------------------------ accesso demo */

.auth-role {
    display: flex;
    align-items: center;
    gap: 14px;
    width: 100%;
    padding: 16px 18px;
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    background: var(--background);
    color: var(--text-main);
    font: inherit;
    text-align: left;
    cursor: pointer;
    box-shadow: var(--shadow-sm);
    transition: transform var(--transition-fast), border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.auth-role:hover {
    transform: translateY(-2px);
}

.auth-role--admin:hover {
    border-color: var(--brand-orange);
    box-shadow: 0 12px 26px -12px rgba(242, 115, 41, .45);
}

.auth-role--cassa:hover {
    border-color: var(--brand-teal);
    box-shadow: 0 12px 26px -12px rgba(42, 92, 98, .4);
}

.auth-role__icon {
    display: flex;
    flex: none;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    border-radius: var(--radius-lg);
    color: #fff;
    font-size: 1.05rem;
}

.auth-role--admin .auth-role__icon {
    background: radial-gradient(circle at 30% 22%, #F7C56B 0%, #F2AE2E 40%, #F27329 75%, #C63A17 100%);
    box-shadow: 0 8px 16px -6px rgba(242, 115, 41, .45), inset 0 1px 2px rgba(255, 255, 255, .5);
}

.auth-role--cassa .auth-role__icon {
    background: radial-gradient(circle at 30% 22%, #A9D2D7 0%, #6DA0A6 45%, #2A5C62 100%);
    box-shadow: 0 8px 16px -6px rgba(42, 92, 98, .4), inset 0 1px 2px rgba(255, 255, 255, .5);
}

.auth-role__body {
    display: flex;
    flex: 1;
    flex-direction: column;
    gap: 3px;
    min-width: 0;
}

.auth-role__title {
    font: 700 1.05rem/1.2 var(--font-main);
}

.auth-role__desc {
    font: 400 .85rem/1.3 var(--font-main);
    color: var(--text-secondary);
}

.auth-role__chevron {
    flex: none;
    color: #9ca3af;
    font-size: 1.1rem;
    line-height: 1;
}

/* ------------------------------------------------------------------- form */

.auth-form {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.auth-field {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.auth-label {
    font: 600 .82rem/1 var(--font-main);
    color: var(--text-secondary);
}

.auth-input {
    width: 100%;
    height: 46px;
    padding: 0 14px;
    border: 1px solid #d1d5db;
    border-radius: var(--radius-md);
    background: var(--background);
    font: 400 .95rem/1 var(--font-main);
    color: var(--text-main);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.auth-input::placeholder {
    color: #9ca3af;
}

.auth-input:focus {
    outline: none;
    border-color: var(--brand-orange);
    box-shadow: 0 0 0 3px rgba(242, 115, 41, .18);
}

.auth-input:disabled,
.auth-input[readonly] {
    background: var(--surface);
    color: var(--text-secondary);
}

.auth-input.is-invalid {
    border-color: var(--critical);
}

.auth-input.is-invalid:focus {
    box-shadow: 0 0 0 3px rgba(239, 68, 68, .18);
}

.auth-error {
    font: 600 .8rem/1.35 var(--font-main);
    color: var(--critical);
}

.auth-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    flex-wrap: wrap;
}

.auth-check {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font: 400 .85rem/1 var(--font-main);
    color: var(--text-secondary);
    cursor: pointer;
}

.auth-check input {
    width: 16px;
    height: 16px;
    margin: 0;
    accent-color: var(--brand-orange-dark);
}

.auth-link {
    font: 400 .85rem/1.4 var(--font-main);
    color: var(--brand-teal-dark);
    text-decoration: none;
}

.auth-link:hover {
    color: var(--brand-orange-dark);
    text-decoration: underline;
}

/* ---------------------------------------------------------------- bottoni */

.auth-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    width: 100%;
    min-height: 50px;
    padding: .75rem 1.5rem;
    border: none;
    border-radius: var(--radius-md);
    font: 700 1rem/1 var(--font-main);
    text-decoration: none;
    cursor: pointer;
    transition: transform var(--transition-fast), box-shadow var(--transition-fast), border-color var(--transition-fast), color var(--transition-fast);
}

.auth-btn--primary {
    background: var(--gradient-warm);
    color: #fff;
    box-shadow: var(--shadow-brand);
}

.auth-btn--primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 14px 28px -10px rgba(242, 115, 41, .5);
    color: #fff;
}

.auth-btn--ghost {
    border: 1px solid #d1d5db;
    background: transparent;
    color: #374151;
    font-weight: 600;
    font-size: .95rem;
}

.auth-btn--ghost:hover {
    border-color: var(--brand-teal);
    color: var(--brand-teal-dark);
}

.auth-role:focus-visible,
.auth-btn:focus-visible,
.auth-input:focus-visible {
    outline: 2px solid var(--brand-teal-dark);
    outline-offset: 2px;
}

/* -------------------------------------------------------------- messaggi */

.auth-alert {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    padding: 12px 14px;
    border-radius: var(--radius-md);
    font: 400 .9rem/1.45 var(--font-main);
}

.auth-alert--info {
    border: 1px solid rgba(42, 92, 98, .25);
    background: rgba(109, 160, 166, .12);
    color: var(--brand-teal-dark);
}

.auth-alert--success {
    border: 1px solid rgba(34, 197, 94, .35);
    background: rgba(34, 197, 94, .1);
    color: #166534;
}

.auth-alert--error {
    border: 1px solid rgba(239, 68, 68, .3);
    background: rgba(239, 68, 68, .08);
    color: #991b1b;
}

.auth-alert ul {
    margin: 0;
    padding-left: 18px;
}

.auth-divider {
    display: flex;
    align-items: center;
    gap: 12px;
    font: 400 .78rem/1 var(--font-main);
    color: #6b7280;
}

.auth-divider::before,
.auth-divider::after {
    content: "";
    flex: 1;
    height: 1px;
    background: var(--border);
}

.auth-foot {
    margin: 22px 0 0;
    text-align: center;
    font: 400 .85rem/1.5 var(--font-main);
    color: var(--text-secondary);
}

/* ------------------------------------------- credenziali richiudibili (mobile) */

/* Il toggle esiste solo dove il pannello può collassare, cioè su mobile
   in modalità demo: su desktop le due colonne sono sempre entrambe visibili. */
.auth-collapsible {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.auth-collapsible__toggle {
    display: none;
    justify-content: space-between;
}

.auth-collapsible__toggle .fa-chevron-down {
    transition: transform var(--transition-fast);
}

.auth-collapsible.is-open .auth-collapsible__toggle .fa-chevron-down {
    transform: rotate(180deg);
}

/* ---------------------------------------------------------------- mobile */

@media (max-width: 860px) {
    .auth-body {
        padding: 16px 12px;
    }

    .auth-shell--wide {
        max-width: 460px;
    }

    .auth-card {
        padding: 24px 20px 26px;
    }

    .auth-card__header {
        flex-direction: column;
        gap: 10px;
        margin-bottom: 18px;
        text-align: center;
    }

    .auth-brand {
        flex-direction: column;
        gap: 8px;
    }

    .auth-brand__logo {
        width: 62px;
        height: 62px;
    }

    .auth-brand__name {
        font-size: 1.3rem;
    }

    .auth-badge {
        padding: 7px 14px;
        font-size: .76rem;
    }

    .auth-heading {
        margin-bottom: 16px;
    }

    .auth-title {
        font-size: 1.35rem;
    }

    .auth-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .auth-panel--featured {
        border-width: 1.5px;
    }

    .auth-collapsible__toggle {
        display: inline-flex;
    }

    .auth-collapsible:not(.is-open) .auth-collapsible__panel {
        display: none;
    }

    .auth-orb--cool {
        display: none;
    }

    .auth-orb--warm {
        top: -90px;
        right: -70px;
        bottom: auto;
        width: 280px;
        height: 280px;
        opacity: .25;
        filter: blur(70px);
    }
}

@media (max-width: 380px) {
    .auth-card {
        padding: 20px 16px 22px;
    }

    .auth-role {
        padding: 14px;
        gap: 12px;
    }

    .auth-role__icon {
        width: 40px;
        height: 40px;
        border-radius: 13px;
    }
}

@media (prefers-reduced-motion: reduce) {

    .auth-orb,
    .auth-role,
    .auth-btn,
    .auth-collapsible__toggle .fa-chevron-down {
        animation: none !important;
        transition: none !important;
    }

    .auth-role:hover,
    .auth-btn--primary:hover {
        transform: none;
    }
}
