/* =========================================================
   ARQ - Documenti
   Stile: elegante, pulito e minimalista.
   Palette ispirata alla linea ARQ (nero / bianco / oro).
   ========================================================= */

:root {
    --nero:        #141414;
    --grigio-scuro:#4a4a4a;
    --grigio:      #8a8a8a;
    --grigio-chiaro:#e8e6e3;
    --bianco:      #fdfcfa;
    --oro:         #b08d57;
    --oro-chiaro:  #d4b98c;
    --rosso:       #c0392b;
    --verde:       #3a7d44;
    --raggio:      8px;
    --ombra:       0 10px 30px rgba(20, 20, 20, .08);
    --font: "Segoe UI", "Helvetica Neue", Helvetica, Arial, sans-serif;
}

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

html { -webkit-text-size-adjust: 100%; }

body {
    font-family: var(--font);
    color: var(--nero);
    background: var(--bianco);
    line-height: 1.5;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

a { color: var(--oro); text-decoration: none; }
a:hover { text-decoration: underline; }

/* ---------- Logo ARQ ---------- */
.logo-arq {
    display: block;
    height: 2.2rem;
    width: auto;
}

/* En las tarjetas de login / registro el logo puede ser mas grande */
.auth-card .logo-arq { height: 2.4rem; }

/* Logo en linea dentro del footer del panel */
.logo-arq--footer {
    display: inline-block;
    height: .9rem;
    vertical-align: -.15rem;
}

/* =========================================================
   Pagine di autenticazione (login / registrazione)
   ========================================================= */
.auth-page {
    flex: 1;
    display: flex;
    align-items: flex-start;
    justify-content: center;
    padding: 3rem 1rem 4rem;
}

.auth-card {
    width: 100%;
    max-width: 460px;
    background: #fff;
    border: 1px solid var(--grigio-chiaro);
    border-radius: var(--raggio);
    box-shadow: var(--ombra);
    padding: 2rem 2.25rem 2.25rem;
    animation: auth-card-entra .55s cubic-bezier(.22,.8,.35,1) both;
}

@keyframes auth-card-entra {
    from { opacity: 0; transform: translateY(14px); }
    to   { opacity: 1; transform: translateY(0); }
}

@media (prefers-reduced-motion: reduce) {
    .auth-card { animation: none; }
}

.auth-card__head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 2rem;
}

.auth-card__close {
    font-size: 1.75rem;
    line-height: 1;
    color: var(--grigio);
}
.auth-card__close:hover { color: var(--nero); text-decoration: none; }

.auth-card__title {
    font-size: 1.35rem;
    font-weight: 600;
    letter-spacing: .02em;
    margin-bottom: 1.5rem;
}

.auth-card__alt {
    margin-top: 1.5rem;
    text-align: center;
    font-size: .9rem;
    color: var(--grigio-scuro);
}

/* ---------- Campi ---------- */
.field { position: relative; margin-bottom: 1.1rem; }

/* Label nascosta ma accessibile (screen reader) */
.field .field__label {
    position: absolute;
    width: 1px;
    height: 1px;
    margin: -1px;
    padding: 0;
    overflow: hidden;
    clip: rect(0 0 0 0);
    white-space: nowrap;
    border: 0;
}

/* Icona dentro l'input, a sinistra */
.field__icon {
    position: absolute;
    left: .85rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--grigio);
    pointer-events: none;
    display: flex;
    align-items: center;
}

.field input[type="text"],
.field input[type="email"],
.field input[type="password"] {
    width: 100%;
    padding: .75rem 2.75rem .75rem 2.7rem;
    font-size: .95rem;
    font-family: inherit;
    color: var(--nero);
    background: #fff;
    border: 1px solid var(--grigio-chiaro);
    border-radius: var(--raggio);
    transition: border-color .2s, box-shadow .2s;
}

.field input::placeholder { color: var(--grigio); }

.field input:focus {
    outline: none;
    border-color: var(--oro);
    box-shadow: 0 0 0 3px rgba(176, 141, 87, .15);
}

.field input.invalid { border-color: var(--rosso); }

.field__password { position: relative; }
.field__password input { padding-right: 2.75rem; }

.field__toggle {
    position: absolute;
    top: 50%;
    right: .55rem;
    transform: translateY(-50%);
    background: none;
    border: none;
    padding: .35rem;
    color: var(--grigio);
    cursor: pointer;
    display: flex;
}
.field__toggle:hover { color: var(--nero); }

/* ---------- Checkbox ---------- */
.field--check { margin-bottom: .9rem; }

/* specificity piu' alta di ".field label" per annullare il maiuscolo */
.field .checkbox {
    display: flex;
    align-items: flex-start;
    gap: .6rem;
    font-size: .75rem;
    font-weight: 500;
    color: var(--grigio-scuro);
    cursor: pointer;
    text-transform: none;
    white-space: nowrap;
}

.checkbox input {
    position: absolute;
    opacity: 0;
    pointer-events: none;
}

.checkbox__box {
    flex: 0 0 auto;
    width: 18px;
    height: 18px;
    margin-top: .1rem;
    border: 1.5px solid var(--grigio);
    border-radius: 4px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    transition: background .15s, border-color .15s;
}

.checkbox__box::after {
    content: "";
    width: 9px;
    height: 5px;
    border-left: 2px solid #fff;
    border-bottom: 2px solid #fff;
    transform: rotate(-45deg) scale(0);
    transition: transform .15s;
    margin-top: -2px;
}

.checkbox input:checked + .checkbox__box {
    background: var(--nero);
    border-color: var(--nero);
}
.checkbox input:checked + .checkbox__box::after { transform: rotate(-45deg) scale(1); }
.checkbox input:focus-visible + .checkbox__box { box-shadow: 0 0 0 3px rgba(176, 141, 87, .3); }

/* ---------- Regole password ---------- */
.password-rules {
    list-style: none;
    display: flex;
    flex-wrap: nowrap;
    justify-content: space-between;
    gap: .4rem;
    margin: .6rem 0;
}

.password-rules li {
    font-size: .72rem;
    color: var(--grigio);
    padding-left: 1rem;
    position: relative;
    white-space: nowrap;
    transition: color .2s;
}

.password-rules li::before {
    content: "";
    position: absolute;
    left: 0;
    top: .28rem;
    width: 10px;
    height: 5px;
    border-left: 2px solid currentColor;
    border-bottom: 2px solid currentColor;
    transform: rotate(-45deg);
}

.password-rules li.ok { color: var(--verde); }

/* ---------- Bottoni ---------- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: .45rem;
    font-family: inherit;
    font-size: .85rem;
    font-weight: 700;
    letter-spacing: .08em;
    text-transform: uppercase;
    padding: .85rem 1.5rem;
    border-radius: var(--raggio);
    border: 1px solid transparent;
    cursor: pointer;
    transition: background .2s, color .2s, border-color .2s, opacity .2s;
}

.btn--primary {
    background: var(--nero);
    color: #fff;
}
.btn--primary:hover { background: var(--oro); }

.btn--block { width: 100%; }

.btn--ghost {
    background: none;
    border-color: var(--grigio-chiaro);
    color: var(--grigio-scuro);
    font-size: .75rem;
    padding: .5rem .9rem;
}
.btn--ghost:hover { border-color: var(--oro); color: var(--oro); }

.btn--sm { padding: .45rem .8rem; font-size: .72rem; }

.btn:disabled { opacity: .5; cursor: not-allowed; }

/* ---------- Messaggi del form ---------- */
.form-msg {
    padding: .75rem 1rem;
    border-radius: var(--raggio);
    font-size: .88rem;
    margin-bottom: 1.1rem;
    background: rgba(192, 57, 43, .08);
    color: var(--rosso);
    border: 1px solid rgba(192, 57, 43, .25);
}

/* =========================================================
   Header / topbar (dashboard)
   ========================================================= */
.topbar {
    background: #fff;
    border-bottom: 1px solid var(--grigio-chiaro);
    position: sticky;
    top: 0;
    z-index: 50;
}

.topbar__inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: .9rem 1.25rem;
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    align-items: center;
}

.topbar__title {
    font-size: 1.05rem;
    font-weight: 600;
    letter-spacing: .35em;
    text-indent: .35em; /* compensa l'ultima lettera */
    text-align: center;
    color: var(--nero);
}

.topbar__right { display: flex; justify-content: flex-end; }

/* ---------- Hamburger ---------- */
.hamburger {
    background: none;
    border: none;
    cursor: pointer;
    padding: .5rem;
    display: flex;
    flex-direction: column;
    gap: 5px;
}

.hamburger span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--nero);
    border-radius: 2px;
    transition: transform .25s, opacity .25s;
}

.hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ---------- Menu laterale ---------- */
.menu-overlay {
    position: fixed;
    inset: 0;
    background: rgba(20, 20, 20, .4);
    z-index: 90;
    opacity: 0;
    transition: opacity .25s;
}
.menu-overlay.visible { opacity: 1; }

.side-menu {
    position: fixed;
    top: 0;
    right: 0;
    height: 100%;
    width: min(300px, 85vw);
    background: #fff;
    z-index: 100;
    box-shadow: -10px 0 30px rgba(20, 20, 20, .12);
    transform: translateX(100%);
    transition: transform .3s ease;
    display: flex;
    flex-direction: column;
}

.side-menu.open { transform: translateX(0); }

.side-menu__head {
    padding: 1.75rem 1.5rem 1.25rem;
    border-bottom: 1px solid var(--grigio-chiaro);
}

.side-menu__user { display: block; font-weight: 600; }
.side-menu__azienda { display: block; font-size: .82rem; color: var(--grigio); }

.side-menu__list { list-style: none; padding: 1rem .75rem; }

.side-menu__link {
    display: flex;
    align-items: center;
    gap: .7rem;
    padding: .8rem .75rem;
    border-radius: var(--raggio);
    color: var(--nero);
    font-size: .95rem;
    transition: background .15s;
}
.side-menu__link:hover { background: var(--grigio-chiaro); text-decoration: none; }

/* ---------- Filtro documenti ---------- */
.doc-filter {
    display: flex;
    justify-content: flex-end;
    margin-bottom: 1.5rem;
}

.doc-filter__box {
    position: relative;
    width: 280px;
    max-width: 100%;
}

.doc-filter__icon {
    position: absolute;
    left: .8rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--grigio);
    pointer-events: none;
    display: flex;
}

.doc-filter__box input {
    width: 100%;
    padding: .65rem 1rem .65rem 2.5rem;
    font-size: .9rem;
    font-family: inherit;
    color: var(--nero);
    background: #fff;
    border: 1px solid var(--grigio-chiaro);
    border-radius: var(--raggio);
    transition: border-color .2s, box-shadow .2s;
}

.doc-filter__box input:focus {
    outline: none;
    border-color: var(--oro);
    box-shadow: 0 0 0 3px rgba(176, 141, 87, .15);
}

.doc-filter__box input::placeholder { color: var(--grigio); }

/* =========================================================
   Griglia documenti
   ========================================================= */
.container {
    flex: 1;
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem 1.25rem 3rem;
}

.container__welcome {
    color: var(--grigio-scuro);
    font-size: .95rem;
    margin-bottom: 1.75rem;
}

.doc-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(230px, 1fr));
    gap: 1.25rem;
}

.doc-card {
    background: #fff;
    border: 1px solid var(--grigio-chiaro);
    border-radius: var(--raggio);
    padding: 1.5rem 1.25rem;
    text-align: center;
    color: var(--nero);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: .65rem;
    transition: transform .2s, box-shadow .2s, border-color .2s;
}

.doc-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--ombra);
    border-color: var(--oro-chiaro);
    text-decoration: none;
}

.doc-card__icon { color: var(--oro); }

.doc-card__titolo {
    font-size: .95rem;
    font-weight: 600;
    line-height: 1.35;
    /* tronca su 2 righe */
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.doc-card__meta {
    font-size: .78rem;
    color: var(--grigio);
    letter-spacing: .04em;
    text-transform: uppercase;
}

.doc-empty {
    text-align: center;
    color: var(--grigio);
    padding: 4rem 1rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
}

/* il display:flex sopra vincerebbe sull'attributo hidden senza questa regola */
.doc-empty[hidden] { display: none; }

/* ---------- Cartelle ---------- */
.doc-card--cartella {
    cursor: pointer;
    font: inherit;
}

.btn-indietro {
    display: inline-flex;
    align-items: center;
    gap: .5rem;
    margin-bottom: 1.25rem;
    padding: .5rem 1rem;
    background: #fff;
    border: 1px solid var(--grigio-chiaro);
    border-radius: var(--raggio);
    color: var(--nero);
    font: inherit;
    font-size: .9rem;
    font-weight: 600;
    cursor: pointer;
    transition: border-color .2s, box-shadow .2s;
}

.btn-indietro:hover {
    border-color: var(--oro-chiaro);
    box-shadow: var(--ombra);
}

.btn-indietro[hidden] { display: none; }

/* =========================================================
   Pannello amministrazione
   ========================================================= */
.admin-table-wrap {
    background: #fff;
    border: 1px solid var(--grigio-chiaro);
    border-radius: var(--raggio);
    overflow-x: auto;
}

.admin-table {
    width: 100%;
    border-collapse: collapse;
    font-size: .9rem;
}

.admin-table th, .admin-table td {
    padding: .9rem 1.1rem;
    text-align: left;
    white-space: nowrap;
}

.admin-table thead th {
    color: var(--grigio);
    font-size: .75rem;
    letter-spacing: .06em;
    text-transform: uppercase;
    border-bottom: 1px solid var(--grigio-chiaro);
}

.admin-table tbody tr:not(:last-child) td {
    border-bottom: 1px solid var(--grigio-chiaro);
}

.admin-table__link { color: var(--nero); font-weight: 600; }
.admin-table__link:hover { color: var(--oro); text-decoration: none; }

.admin-table__vuota {
    text-align: center;
    color: var(--grigio);
    padding: 2.5rem 1rem;
    white-space: normal;
}

.admin-badge {
    display: inline-block;
    padding: .2rem .65rem;
    border-radius: 999px;
    font-size: .75rem;
    font-weight: 600;
    letter-spacing: .03em;
    background: var(--grigio-chiaro);
    color: var(--grigio-scuro);
}

.admin-badge--admin { background: var(--oro-chiaro); color: var(--nero); }

.admin-utente-card {
    background: #fff;
    border: 1px solid var(--grigio-chiaro);
    border-radius: var(--raggio);
    padding: 1.25rem 1.5rem;
    margin-bottom: 1.5rem;
}

.admin-utente-card__nome { font-size: 1.15rem; margin-bottom: .25rem; }
.admin-utente-card__meta { font-size: .88rem; color: var(--grigio-scuro); }
.admin-utente-card__meta:last-child { margin-top: .35rem; }

/* ---------- Footer ---------- */
.footer {
    border-top: 1px solid var(--grigio-chiaro);
    padding: 1.25rem;
    text-align: center;
    font-size: .8rem;
    color: var(--grigio);
}

/* =========================================================
   Responsive
   ========================================================= */
@media (max-width: 640px) {
    .auth-page { align-items: center; padding: 1.5rem .75rem 3rem; }
    .auth-card { padding: 1.5rem 1.25rem; }
    .topbar__title { display: none; }
    .topbar__inner { grid-template-columns: auto 1fr; }
    .logo-arq { height: 1.8rem; }
    .logo-arq--footer { height: .9rem; }
    .auth-card .logo-arq { height: 2.1rem; }
    .doc-grid { grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: .9rem; }
    .doc-filter__box { width: 100%; }
    .password-rules { display: grid; grid-template-columns: 1fr 1fr; justify-content: start; }
    .field .checkbox { white-space: normal; }

    /* Tabelle admin: da righe a schede impilate */
    .admin-table thead { display: none; }
    .admin-table, .admin-table tbody, .admin-table tr, .admin-table td { display: block; width: 100%; }
    .admin-table tr { border-bottom: 1px solid var(--grigio-chiaro); padding: .75rem 1.1rem; }
    .admin-table tbody tr:not(:last-child) td { border-bottom: none; }
    .admin-table td {
        white-space: normal;
        padding: .25rem 0;
        display: flex;
        justify-content: space-between;
        gap: 1rem;
    }
    .admin-table td::before {
        content: attr(data-label);
        color: var(--grigio);
        font-size: .75rem;
        text-transform: uppercase;
        letter-spacing: .04em;
        flex-shrink: 0;
    }
    .admin-table td.admin-table__vuota { display: block; }
    .admin-table td.admin-table__vuota::before { content: none; }
}