/* =========================================================
   Acqueforti R. Giac - interfaccia
   ========================================================= */

:root {
    --viola: #6D4AFF;
    --viola-scuro: #4E2FD6;
    --viola-soft: rgba(109, 74, 255, .10);
    --viola-soft-2: rgba(109, 74, 255, .18);
    --bordeaux: #7B002C;
    --oro: #C08A2E;

    --bg: #F5F5FA;
    --superficie: #FFFFFF;
    --superficie-2: #FAFAFD;
    --testo: #0F0E1A;
    --testo-soft: #4A4A5E;
    --testo-tenue: #63637A;
    --bordo: #E2E2EC;
    --bordo-forte: #CFCFDF;

    --ok: #17A673;
    --ok-soft: rgba(23, 166, 115, .12);
    --ok-testo: #0A6E49;
    --avviso: #E8A33D;
    --avviso-soft: rgba(232, 163, 61, .16);
    --avviso-testo: #7E5104;
    --errore: #E0464A;
    --errore-soft: rgba(224, 70, 74, .12);
    --errore-testo: #B32226;

    --r: 14px;
    --r-s: 10px;
    --r-xs: 8px;
    --ombra: 0 1px 2px rgba(20, 19, 31, .04), 0 10px 30px rgba(20, 19, 31, .06);
    --ombra-alta: 0 20px 60px rgba(20, 19, 31, .18);
    --sidebar: 264px;
    --topbar: 68px;
    --transizione: 160ms cubic-bezier(.4, 0, .2, 1);
}

[data-tema="scuro"] {
    --bg: #101020;
    --superficie: #1A1927;
    --superficie-2: #201F2F;
    --testo: #F3F3F9;
    --testo-soft: #C2C2D6;
    --testo-tenue: #A8A8C0;
    --bordo: #33324A;
    --bordo-forte: #403F59;
    --viola: #9887FF;
    --viola-scuro: #7C67FF;
    --viola-soft: rgba(152, 135, 255, .14);
    --viola-soft-2: rgba(152, 135, 255, .24);
    --ok: #2ECC9A;
    --ok-soft: rgba(46, 204, 154, .16);
    --ok-testo: #5FE3B5;
    --avviso: #F0B450;
    --avviso-soft: rgba(240, 180, 80, .16);
    --avviso-testo: #F5C878;
    --errore: #F2646A;
    --errore-soft: rgba(242, 100, 106, .16);
    --errore-testo: #FF9296;
    --ombra: 0 1px 2px rgba(0, 0, 0, .3), 0 10px 30px rgba(0, 0, 0, .35);
    --ombra-alta: 0 20px 60px rgba(0, 0, 0, .55);
}

* { box-sizing: border-box; }

html, body {
    margin: 0;
    padding: 0;
    min-height: 100%;
}

body {
    font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    font-size: 15px;
    font-weight: 500;
    line-height: 1.55;
    color: var(--testo);
    background: var(--bg);
    -webkit-font-smoothing: antialiased;
}

a { color: var(--viola); text-decoration: none; font-weight: 600; }
a:hover { text-decoration: underline; }

h1, h2, h3 { margin: 0; font-weight: 800; letter-spacing: -.02em; }

strong, b { font-weight: 700; }

svg.icona {
    width: 18px;
    height: 18px;
    flex: 0 0 auto;
    stroke: currentColor;
    stroke-width: 2;
    stroke-linecap: round;
    stroke-linejoin: round;
    fill: none;
}

/* ---------- STRUTTURA ---------- */

.guscio { display: flex; min-height: 100vh; }

.sidebar {
    width: var(--sidebar);
    flex: 0 0 var(--sidebar);
    background: var(--superficie);
    border-right: 1px solid var(--bordo);
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 0;
    bottom: 0;
    left: 0;
    z-index: 40;
    transition: transform var(--transizione);
}

.marchio {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 20px 20px 16px;
}

.marchio-logo {
    width: 42px;
    height: 42px;
    border-radius: 12px;
    background: linear-gradient(135deg, var(--viola), var(--bordeaux));
    color: #fff;
    display: grid;
    place-items: center;
    font-weight: 800;
    font-size: 13px;
    letter-spacing: .06em;
    box-shadow: 0 6px 18px var(--viola-soft-2);
}

.marchio-nome { font-weight: 800; font-size: 15px; letter-spacing: -.01em; }
.marchio-sub { font-size: 12.5px; font-weight: 600; color: var(--testo-soft); }

.nav { flex: 1; overflow-y: auto; padding: 4px 12px 12px; }

.nav-sezione {
    font-size: 11.5px;
    font-weight: 800;
    letter-spacing: .1em;
    text-transform: uppercase;
    color: var(--testo-soft);
    padding: 16px 10px 6px;
}

.nav a {
    display: flex;
    align-items: center;
    gap: 11px;
    padding: 9px 11px;
    border-radius: var(--r-s);
    color: var(--testo-soft);
    font-weight: 600;
    font-size: 14.5px;
    margin-bottom: 2px;
    transition: background var(--transizione), color var(--transizione);
}

.nav a:hover { background: var(--superficie-2); color: var(--testo); text-decoration: none; }

.nav a.attivo {
    background: var(--viola-soft);
    color: var(--viola);
    font-weight: 800;
}

.sidebar-piede {
    border-top: 1px solid var(--bordo);
    padding: 14px 16px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.avatar {
    width: 34px;
    height: 34px;
    border-radius: 50%;
    background: var(--viola);
    color: #fff;
    display: grid;
    place-items: center;
    font-size: 12px;
    font-weight: 700;
    flex: 0 0 auto;
}

.utente-nome { font-size: 13.5px; font-weight: 700; }
.utente-mail { font-size: 12.5px; font-weight: 500; color: var(--testo-soft); word-break: break-all; }

.contenuto {
    flex: 1;
    margin-left: var(--sidebar);
    min-width: 0;
    display: flex;
    flex-direction: column;
}

.topbar {
    height: var(--topbar);
    position: sticky;
    top: 0;
    z-index: 30;
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 0 24px;
    background: color-mix(in srgb, var(--bg) 88%, transparent);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--bordo);
}

.topbar h1 { font-size: 18px; font-weight: 800; }
.topbar .sottotitolo { font-size: 13px; color: var(--testo-soft); font-weight: 600; }
.spazio { flex: 1; }

.pagina { padding: 24px; display: flex; flex-direction: column; gap: 18px; }

/* ---------- COMPONENTI ---------- */

.card {
    background: var(--superficie);
    border: 1px solid var(--bordo);
    border-radius: var(--r);
    box-shadow: var(--ombra);
}

.card-intestazione {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
    padding: 14px 16px;
    border-bottom: 1px solid var(--bordo);
}

.card-corpo { padding: 16px; }

.griglia-stat {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
    gap: 14px;
}

.stat { padding: 16px 18px; display: flex; gap: 14px; align-items: center; }
.stat-icona {
    width: 42px; height: 42px; border-radius: 12px;
    display: grid; place-items: center;
    background: var(--viola-soft); color: var(--viola);
}
.stat-icona.verde { background: var(--ok-soft); color: var(--ok-testo); }
.stat-icona.oro { background: var(--avviso-soft); color: var(--avviso-testo); }
.stat-valore { font-size: 24px; font-weight: 800; letter-spacing: -.02em; line-height: 1.15; }
.stat-etichetta { font-size: 13px; font-weight: 600; color: var(--testo-soft); }

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    height: 38px;
    padding: 0 14px;
    border-radius: var(--r-s);
    border: 1px solid transparent;
    background: var(--viola);
    color: #fff;
    font: inherit;
    font-weight: 700;
    font-size: 14px;
    cursor: pointer;
    white-space: nowrap;
    transition: background var(--transizione), border-color var(--transizione), transform var(--transizione), box-shadow var(--transizione);
}

.btn:hover { background: var(--viola-scuro); text-decoration: none; box-shadow: 0 6px 18px var(--viola-soft-2); }
.btn:active { transform: translateY(1px); }

.btn.secondario { background: var(--superficie); color: var(--testo); border-color: var(--bordo-forte); }
.btn.secondario:hover { background: var(--superficie-2); box-shadow: none; }
.btn.fantasma { background: transparent; color: var(--testo-soft); }
.btn.fantasma:hover { background: var(--superficie-2); color: var(--testo); box-shadow: none; }
.btn.pericolo { background: var(--errore); }
.btn.pericolo:hover { background: #c33b3f; }
.btn.successo { background: var(--ok); }
.btn.successo:hover { background: #128a5f; }
.btn.piccolo { height: 32px; padding: 0 10px; font-size: 13px; }

.btn-icona {
    width: 36px;
    height: 36px;
    padding: 0;
    border-radius: var(--r-s);
    background: transparent;
    border: 1px solid transparent;
    color: var(--testo-soft);
    display: inline-grid;
    place-items: center;
    cursor: pointer;
    transition: background var(--transizione), color var(--transizione);
}

.btn-icona:hover { background: var(--viola-soft); color: var(--viola); }
.btn-icona.pericolo:hover { background: var(--errore-soft); color: var(--errore); }
.btn-icona.bordato { border-color: var(--bordo); }

.campo { display: flex; flex-direction: column; gap: 6px; }
.campo label { font-size: 12.5px; font-weight: 700; color: var(--testo-soft); }

.aiuto { font-size: 12.5px; font-weight: 500; color: var(--testo-soft); }

input[type=text], input[type=email], input[type=password], input[type=number], select, textarea {
    width: 100%;
    height: 40px;
    padding: 0 12px;
    border: 1px solid var(--bordo-forte);
    border-radius: var(--r-s);
    background: var(--superficie);
    color: var(--testo);
    font: inherit;
    font-size: 14.5px;
    font-weight: 500;
    transition: border-color var(--transizione), box-shadow var(--transizione);
}

::placeholder { color: var(--testo-tenue); font-weight: 500; opacity: 1; }

textarea { height: auto; padding: 10px 12px; resize: vertical; min-height: 80px; }

input:focus, select:focus, textarea:focus {
    outline: none;
    border-color: var(--viola);
    box-shadow: 0 0 0 3px var(--viola-soft);
}

.ricerca { position: relative; flex: 1; min-width: 200px; max-width: 380px; }
.ricerca svg { position: absolute; left: 12px; top: 50%; transform: translateY(-50%); color: var(--testo-soft); }
.ricerca input { padding-left: 38px; }

.chip {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    height: 24px;
    padding: 0 10px;
    border-radius: 999px;
    background: var(--viola-soft);
    color: var(--viola);
    font-size: 12.5px;
    font-weight: 700;
}

.chip.grigio { background: var(--superficie-2); color: var(--testo-soft); border: 1px solid var(--bordo); }
.chip.verde { background: var(--ok-soft); color: var(--ok-testo); }
.chip.oro { background: var(--avviso-soft); color: var(--avviso-testo); }

/* ---------- TABELLE ---------- */

.tabella-scroll { overflow-x: auto; }

table.tabella { width: 100%; border-collapse: collapse; }

table.tabella th {
    position: sticky;
    top: 0;
    background: var(--superficie);
    text-align: left;
    font-size: 12px;
    font-weight: 800;
    letter-spacing: .05em;
    text-transform: uppercase;
    color: var(--testo-soft);
    padding: 12px 14px;
    border-bottom: 1px solid var(--bordo);
    white-space: nowrap;
}

table.tabella th.ordinabile { cursor: pointer; user-select: none; }
table.tabella th.ordinabile:hover { color: var(--viola); }
table.tabella th .freccia { opacity: .35; font-size: 10px; margin-left: 4px; }
table.tabella th.ordinata .freccia { opacity: 1; color: var(--viola); }

table.tabella td {
    padding: 12px 14px;
    border-bottom: 1px solid var(--bordo);
    vertical-align: middle;
    font-weight: 500;
    color: var(--testo);
}

table.tabella tbody tr { transition: background var(--transizione); }
table.tabella tbody tr:hover { background: var(--viola-soft); }
table.tabella tbody tr:last-child td { border-bottom: 0; }
table.tabella .num { color: var(--testo-soft); font-weight: 600; font-variant-numeric: tabular-nums; }
table.tabella .titolo-opera { font-weight: 700; color: var(--testo); }
table.tabella .azioni { text-align: right; white-space: nowrap; }

.vuoto { padding: 48px 16px; text-align: center; color: var(--testo-soft); font-weight: 600; }
.vuoto svg { width: 34px; height: 34px; margin-bottom: 8px; }

/* ---------- GRAFICO ---------- */

.grafico { display: flex; flex-direction: column; gap: 10px; }
.barra-riga { display: grid; grid-template-columns: minmax(120px, 210px) 1fr 44px; gap: 12px; align-items: center; }
.barra-nome { font-size: 13.5px; font-weight: 600; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.barra-pista { height: 10px; background: var(--superficie-2); border-radius: 999px; overflow: hidden; border: 1px solid var(--bordo); }
.barra-valore { height: 100%; border-radius: 999px; background: linear-gradient(90deg, var(--viola), var(--bordeaux)); }
.barra-numero { font-size: 13.5px; font-weight: 800; text-align: right; font-variant-numeric: tabular-nums; }

/* ---------- MODALI ---------- */

dialog {
    border: 1px solid var(--bordo);
    border-radius: var(--r);
    padding: 0;
    width: min(520px, calc(100vw - 32px));
    background: var(--superficie);
    color: var(--testo);
    box-shadow: var(--ombra-alta);
}

dialog::backdrop { background: rgba(16, 16, 32, .5); backdrop-filter: blur(2px); }
dialog .modale-testa { padding: 16px 18px; border-bottom: 1px solid var(--bordo); display: flex; align-items: center; gap: 10px; }
dialog .modale-corpo { padding: 18px; display: flex; flex-direction: column; gap: 14px; max-height: 65vh; overflow-y: auto; }
dialog .modale-piede { padding: 14px 18px; border-top: 1px solid var(--bordo); display: flex; justify-content: flex-end; gap: 8px; }

.gruppo-scelte { display: flex; flex-wrap: wrap; gap: 8px; }

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

.scelta span {
    display: inline-flex;
    align-items: center;
    height: 34px;
    padding: 0 14px;
    border: 1px solid var(--bordo-forte);
    border-radius: 999px;
    font-size: 13.5px;
    font-weight: 700;
    color: var(--testo-soft);
    cursor: pointer;
    transition: all var(--transizione);
}

.scelta input:checked + span { background: var(--viola-soft); border-color: var(--viola); color: var(--viola); font-weight: 800; }
.scelta input:focus-visible + span { box-shadow: 0 0 0 3px var(--viola-soft); }

/* ---------- MESSAGGI ---------- */

.avviso {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    padding: 12px 14px;
    border-radius: var(--r-s);
    font-size: 14px;
    font-weight: 600;
    border: 1px solid transparent;
}

.avviso.ok { background: var(--ok-soft); color: var(--ok-testo); border-color: rgba(23, 166, 115, .3); }
.avviso.errore { background: var(--errore-soft); color: var(--errore-testo); border-color: rgba(224, 70, 74, .3); }
.avviso.info { background: var(--viola-soft); color: var(--viola); border-color: var(--viola-soft-2); }

.toast-area { position: fixed; right: 20px; bottom: 20px; z-index: 90; display: flex; flex-direction: column; gap: 10px; }

.toast {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 16px;
    border-radius: var(--r-s);
    background: var(--superficie);
    border: 1px solid var(--bordo);
    box-shadow: var(--ombra-alta);
    font-size: 14px;
    font-weight: 600;
    animation: entra .25s ease;
}

.toast.ok { border-left: 3px solid var(--ok); }
.toast.errore { border-left: 3px solid var(--errore); }

@keyframes entra { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: none; } }

/* ---------- FORM SCHEDA ---------- */

.griglia-form { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 16px; }
.barra-azioni { display: flex; gap: 10px; flex-wrap: wrap; }

/* ---------- LOGIN ---------- */

.login-sfondo {
    min-height: 100vh;
    display: grid;
    place-items: center;
    padding: 24px;
    position: relative;
    overflow: hidden;
    background: radial-gradient(1000px 600px at 15% -10%, var(--viola-soft-2), transparent 60%),
                radial-gradient(800px 500px at 110% 110%, rgba(123, 0, 44, .16), transparent 60%),
                var(--bg);
}

.login-card {
    width: min(420px, 100%);
    background: var(--superficie);
    border: 1px solid var(--bordo);
    border-radius: 20px;
    box-shadow: var(--ombra-alta);
    padding: 34px 30px;
    position: relative;
    z-index: 2;
}

.login-testa { text-align: center; margin-bottom: 24px; display: flex; flex-direction: column; align-items: center; gap: 10px; }
.login-testa .marchio-logo { width: 56px; height: 56px; font-size: 16px; border-radius: 16px; }
.login-testa h1 { font-size: 22px; }
.login-testa p { margin: 0; color: var(--testo-soft); font-size: 13.5px; font-weight: 600; }
.login-piede { margin-top: 22px; text-align: center; font-size: 12.5px; font-weight: 500; color: var(--testo-soft); }

/* ---------- RESPONSIVE ---------- */

.apri-menu { display: none; }

@media (max-width: 980px) {
    .sidebar { transform: translateX(-100%); box-shadow: var(--ombra-alta); }
    .sidebar.aperta { transform: none; }
    .contenuto { margin-left: 0; }
    .apri-menu { display: inline-grid; }
    .velo { position: fixed; inset: 0; background: rgba(16, 16, 32, .45); z-index: 35; }
    .pagina { padding: 16px; }
    .topbar { padding: 0 16px; }
}

@media (max-width: 620px) {
    .topbar .sottotitolo { display: none; }
    .card-intestazione { align-items: stretch; }
    .ricerca { max-width: none; }
}

@media print {
    .sidebar, .topbar, .toast-area, .no-stampa { display: none !important; }
    .contenuto { margin-left: 0; }
    body { background: #fff; }
}