[hidden] { display: none !important; }
:root {
  --bg: #f5f7fa; --panel: #fff; --ink: #1d2733; --muted: #6b7785; --line: #e3e8ee;
  --brand: #1f6feb; --brand-ink: #fff; --side: #14202e; --side-ink: #c9d4e0; --ok: #1a7f37; --err: #c62828;
}
@media (prefers-color-scheme: dark) {
  :root { --bg: #0f151c; --panel: #17202a; --ink: #e6edf3; --muted: #93a1b0; --line: #26323f; --side: #0a1017; }
}
* { box-sizing: border-box; }
body { margin: 0; font: 15px/1.45 system-ui, -apple-system, "Segoe UI", sans-serif; background: var(--bg); color: var(--ink); }
a { color: var(--brand); }
h1 { font-size: 22px; margin: 0 0 16px; }
h2 { font-size: 16px; margin: 0 0 10px; }
.layout { display: flex; min-height: 100vh; }
.side { width: 240px; background: var(--side); color: var(--side-ink); display: flex; flex-direction: column; padding: 16px 0; flex-shrink: 0; }
.brand { font-weight: 700; color: #fff; padding: 0 18px 12px; font-size: 17px; }
.company { display: block; margin: 0 12px 12px; padding: 10px; border-radius: 8px; background: rgba(255,255,255,.06); color: #fff; text-decoration: none; }
.company span { display: block; font-size: 12px; color: var(--side-ink); }
.side nav { flex: 1; overflow-y: auto; }
.side nav a { display: block; padding: 7px 18px; color: var(--side-ink); text-decoration: none; }
.side nav a:hover, .side nav a.on { background: rgba(255,255,255,.08); color: #fff; }
.side .group { padding: 14px 18px 4px; font-size: 11px; text-transform: uppercase; letter-spacing: .06em; color: #7f8fa3; }
.logout { margin-top: auto; padding: 12px 18px 0; border-top: 1px solid rgba(255,255,255,.08); display: flex; justify-content: space-between; font-size: 13px; }
.main { flex: 1; padding: 24px 28px; max-width: 1200px; }
.card { background: var(--panel); border: 1px solid var(--line); border-radius: 10px; padding: 16px 18px; margin-bottom: 16px; }
.head { display: flex; justify-content: space-between; align-items: center; gap: 12px; margin-bottom: 12px; }
.muted { color: var(--muted); }
.small { font-size: 12px; }
.right { text-align: right; }
.nowrap { white-space: nowrap; }
.btn { display: inline-block; background: var(--brand); color: var(--brand-ink); border: 0; border-radius: 7px; padding: 8px 14px; font: inherit; cursor: pointer; text-decoration: none; }
.btn.ghost { background: transparent; color: var(--err); border: 1px solid var(--line); }
.link { background: none; border: 0; color: var(--side-ink); cursor: pointer; font: inherit; text-decoration: underline; }
.form label, .login label { display: block; font-size: 13px; color: var(--muted); margin-bottom: 10px; }
input, select { display: block; width: 100%; margin-top: 4px; padding: 8px 10px; border: 1px solid var(--line); border-radius: 7px; font: inherit; background: var(--panel); color: var(--ink); }
.head select, td select { width: auto; display: inline-block; margin: 0; }
.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 0 16px; }
.span2, .actions { grid-column: 1 / -1; }
.actions { display: flex; gap: 8px; margin-top: 6px; }
.tiles { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 12px; }
.tiles form { margin: 0; }
.tile { display: block; width: 100%; text-align: left; background: var(--panel); border: 1px solid var(--line); border-radius: 10px; padding: 14px; color: var(--ink); text-decoration: none; cursor: pointer; font: inherit; }
.tile:hover, .tile.on { border-color: var(--brand); }
.tile span { display: block; color: var(--muted); font-size: 13px; }
table.list { width: 100%; border-collapse: collapse; }
table.list td, table.list th { padding: 7px 6px; border-bottom: 1px solid var(--line); text-align: left; vertical-align: middle; }
table.list th { font-size: 12px; color: var(--muted); font-weight: 600; }
.badge { font-size: 12px; color: var(--muted); border: 1px solid var(--line); border-radius: 20px; padding: 2px 9px; }
.toggle { border: 1px solid var(--line); background: var(--panel); color: var(--muted); border-radius: 20px; padding: 3px 12px; cursor: pointer; font: inherit; font-size: 13px; }
.toggle.on { background: var(--ok); border-color: var(--ok); color: #fff; }
.flash { padding: 10px 14px; border-radius: 8px; margin-bottom: 14px; background: #e6f4ea; color: var(--ok); }
.flash.error { background: #fdecea; color: var(--err); }
.login { min-height: 100vh; display: grid; place-items: center; padding: 16px; }
.login .card { width: 100%; max-width: 360px; }
.login .btn { width: 100%; margin-top: 6px; }
@media (max-width: 760px) {
  .layout { flex-direction: column; }
  .side { width: 100%; }
  .main { padding: 16px; }
  .grid2 { grid-template-columns: 1fr; }
}
table.fixed { table-layout: fixed; }
table.fixed td:nth-child(2) { width: 90px; }
table.fixed td:nth-child(3) { width: 120px; }

/* ---- moduli e documenti ---- */
.grid4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0 14px; }
.span3 { grid-column: span 3; }
.span4 { grid-column: 1 / -1; }
.grid4 .span2 { grid-column: span 2; }
.grid4 > h2, .grid4 > .actions { grid-column: 1 / -1; }
label.check { display: flex; align-items: center; gap: 8px; color: var(--ink); font-size: 14px; }
label.check input { width: auto; margin: 0; }
textarea { display: block; width: 100%; margin-top: 4px; padding: 8px 10px; border: 1px solid var(--line); border-radius: 7px; font: inherit; background: var(--panel); color: var(--ink); resize: vertical; }
fieldset { border: 0; padding: 0; margin: 0; }
.row { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.pair { display: grid; grid-template-columns: 1fr 1fr; gap: 0 10px; }
.btn.light { background: var(--panel); color: var(--brand); border: 1px solid var(--line); }
.btn.big { width: 100%; padding: 12px; font-size: 16px; margin-top: 12px; }
.btn.small { padding: 5px 10px; font-size: 13px; }
.link.dark { color: var(--brand); text-decoration: none; }
.link.danger { color: var(--err); text-decoration: none; font-size: 16px; }
form.inline { display: inline; }
.tabs { display: flex; gap: 4px; align-items: center; margin-bottom: 12px; flex-wrap: wrap; }
.tabs > a { padding: 6px 12px; border-radius: 7px; text-decoration: none; color: var(--muted); }
.tabs > a.on { background: var(--panel); color: var(--ink); border: 1px solid var(--line); font-weight: 600; }
.search { margin-left: auto; min-width: 260px; }
.search.wide { margin: 0 0 12px; max-width: 420px; }
.search input { margin: 0; }
tr.clickable { cursor: pointer; }
tr.clickable:hover td { background: rgba(31,111,235,.04); }
tr.disabled td, form.disabled { opacity: .55; }
table.list tfoot td { font-weight: 600; border-bottom: 0; }
.pill { font-size: 12px; padding: 2px 9px; border-radius: 20px; background: #fff4d6; color: #8a5a00; white-space: nowrap; }
.pill.ok { background: #e6f4ea; color: var(--ok); }
.pill.err { background: #fdecea; color: var(--err); }
.badge.on { color: var(--ok); border-color: var(--ok); }
.ok { color: var(--ok); } .err { color: var(--err); } .warn { color: #b26a00; }
.months { display: grid; grid-template-columns: repeat(13, 1fr); gap: 4px; margin-bottom: 14px; }
.months a { background: var(--panel); border: 1px solid var(--line); border-radius: 8px; padding: 6px; text-decoration: none; color: var(--muted); font-size: 12px; text-align: center; }
.months a strong, .months a em { display: block; font-style: normal; color: var(--ink); font-size: 12px; }
.months a em { color: var(--muted); font-size: 11px; }
.months a.has { border-color: #b8d0f5; }
.months a.on { border-color: var(--brand); box-shadow: inset 0 -3px 0 var(--brand); }
/* modulo fattura */
.docform { display: grid; grid-template-columns: 1fr 300px; gap: 16px; align-items: start; }
.sticky { position: sticky; top: 16px; }
table.sum { width: 100%; border-collapse: collapse; font-size: 14px; }
table.sum td { padding: 5px 0; border-bottom: 1px solid var(--line); }
table.sum tr.strong td { font-weight: 700; }
table.sum tr.big td { font-weight: 700; font-size: 18px; color: var(--brand); border-bottom: 0; padding-top: 10px; }
.item { display: flex; gap: 8px; border: 1px solid var(--line); border-radius: 8px; padding: 10px 10px 0; margin-bottom: 10px; }
.item-grid { flex: 1; display: grid; grid-template-columns: repeat(6, minmax(0, 1fr)); gap: 0 10px; }
.item-grid .span3 { grid-column: span 5; }
.item-grid .span4 { grid-column: 1 / -1; }
.item-grid .span2 { grid-column: span 3; }
.item-grid label { font-size: 12px; color: var(--muted); margin-bottom: 8px; }
.item-tools { display: flex; flex-direction: column; gap: 4px; }
.line-total { background: transparent; border-color: transparent; font-weight: 600; text-align: right; }
.entity-box, .prod-box { position: relative; }
.dropdown { display: none; position: absolute; z-index: 20; left: 0; right: 0; top: 100%; background: var(--panel); border: 1px solid var(--line); border-radius: 8px; box-shadow: 0 8px 24px rgba(0,0,0,.12); max-height: 280px; overflow-y: auto; }
.dropdown .opt { padding: 8px 10px; cursor: pointer; color: var(--ink); font-size: 14px; }
.dropdown .opt:hover { background: rgba(31,111,235,.08); }
.chosen { margin: 2px 0 6px; }
details.card > summary { cursor: pointer; list-style: none; }
details.card > summary h2 { display: inline; }
details.card > summary::before { content: "▸ "; color: var(--muted); }
details.card[open] > summary::before { content: "▾ "; }
details.card[open] > summary { margin-bottom: 12px; }
.pay-row { display: grid; grid-template-columns: 1.2fr 1fr auto 1.2fr 1.4fr auto; gap: 10px; align-items: end; }
.pay-row label { margin-bottom: 8px; }
/* dettaglio */
.toolbar { display: flex; gap: 8px; margin-bottom: 14px; flex-wrap: wrap; }
.docview { display: grid; grid-template-columns: 1fr 300px; gap: 16px; align-items: start; }
.pay { border-bottom: 1px solid var(--line); padding: 10px 0; }
.pay:last-child { border-bottom: 0; }
.pay.paid { opacity: .85; }
.pay-form { display: grid; grid-template-columns: 1fr 1fr; gap: 6px; margin-top: 6px; }
.pay-form input, .pay-form select { margin: 0; font-size: 13px; padding: 5px 7px; }
.pay-form button { grid-column: 1 / -1; }
/* foglio fattura */
.paper { background: #fff; color: #111; border: 1px solid var(--line); border-radius: 6px; padding: 32px 36px; box-shadow: 0 2px 10px rgba(0,0,0,.05); max-width: 820px; margin: 0 auto; font-size: 13px; }
.paper-head { display: flex; justify-content: space-between; gap: 20px; margin-bottom: 24px; }
.paper .title { text-align: right; }
.doc-title { font-size: 22px; font-weight: 700; letter-spacing: .04em; color: #1f4f9a; }
.paper-to { margin-left: 50%; margin-bottom: 20px; }
.paper-subject { font-weight: 600; }
.paper-items { width: 100%; border-collapse: collapse; margin-bottom: 18px; }
.paper-items th { background: #f1f4f8; font-size: 11px; text-transform: uppercase; color: #555; padding: 6px; text-align: left; }
.paper-items td { padding: 7px 6px; border-bottom: 1px solid #e6e9ee; vertical-align: top; }
.paper-items .desc { color: #555; white-space: pre-line; }
.paper-bottom { display: grid; grid-template-columns: 1fr 260px; gap: 20px; }
.vat-box table { width: 100%; border-collapse: collapse; font-size: 12px; }
.vat-box th { text-align: left; font-size: 11px; color: #555; border-bottom: 1px solid #ccc; }
.vat-box th.right, .vat-box td.right { text-align: right; }
.paper .totals { width: 100%; border-collapse: collapse; }
.paper .totals td { padding: 4px 0; }
.paper .totals tr.strong td { font-weight: 700; border-top: 1px solid #ccc; }
.paper .totals tr.big td { font-weight: 700; font-size: 16px; color: #1f4f9a; }
.paper-notes { margin-top: 16px; white-space: pre-line; }
.paper .muted { color: #666; }
@media (max-width: 1000px) {
  .docform, .docview { grid-template-columns: 1fr; }
  .months { grid-template-columns: repeat(7, 1fr); }
  .grid4, .item-grid, .pay-row { grid-template-columns: 1fr 1fr; }
  .item-grid .span3, .item-grid .span2, .grid4 .span2 { grid-column: 1 / -1; }
  .paper-bottom { grid-template-columns: 1fr; }
  .paper-to { margin-left: 0; }
}

/* Grafici (Situazione). Colori delle serie validati per daltonismo (palette di riferimento, slot 1 e 2). */
:root { --series-1: #2a78d6; --series-2: #eb6834; }
@media (prefers-color-scheme: dark) { :root { --series-1: #3987e5; --series-2: #d95926; } }
.chart { width: 100%; height: auto; max-height: 260px; display: block; }
.chart .grid { stroke: var(--line); stroke-width: 1; }
.chart .axis0 { stroke: var(--muted); stroke-width: 1; }
.chart .tick { fill: var(--muted); font-size: 11px; }
.chart .bar { stroke: var(--panel); stroke-width: 1; }
.chart .bar:hover { opacity: .75; }
.s1 { fill: var(--series-1); background: var(--series-1); }
.s2 { fill: var(--series-2); background: var(--series-2); }
.legend { display: flex; gap: 16px; font-size: 13px; color: var(--muted); margin-bottom: 6px; }
.legend .sw { display: inline-block; width: 10px; height: 10px; border-radius: 2px; margin-right: 6px; vertical-align: -1px; }
.kpis { display: grid; grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); gap: 12px; margin-bottom: 16px; }
.kpi { background: var(--panel); border: 1px solid var(--line); border-radius: 10px; padding: 14px; }
.kpi span { display: block; color: var(--muted); font-size: 13px; }
.kpi strong { display: block; font-size: 22px; margin-top: 4px; }
.kpi em { font-style: normal; font-size: 12px; color: var(--muted); }