/* =========================================================================
   Tema: variabili colore (chiaro / scuro / automatico)
   ========================================================================= */
:root {
  --page: #f4f6fb;
  --surface: #ffffff;
  --surface-2: #f2f4f9;
  --surface-3: #e9edf5;
  --border: #e2e7f0;
  --border-strong: #cfd6e3;
  --text: #1b2333;
  --text-2: #3d475c;
  --muted: #6a7488;
  --primary: #3b5bdb;
  --primary-2: #2f4ac0;
  --primary-soft: #e9eeff;
  --on-primary: #ffffff;
  --success: #138a4a;
  --success-soft: #e5f6ec;
  --warning: #a05a00;
  --warning-soft: #fff4dc;
  --danger: #c8322a;
  --danger-soft: #fdecea;
  --info-soft: #e8f1fd;
  --shadow: 0 1px 2px rgba(16, 24, 40, .05), 0 1px 3px rgba(16, 24, 40, .06);
  --shadow-lg: 0 12px 32px rgba(16, 24, 40, .14);
  --radius: 12px;
  --radius-sm: 8px;
  /* griglia foglio */
  --xl-grid: #e3e7ee;
  --xl-bd: #8d97a8;
  --xl-bd2: #4b5568;
  --xl-head: #f1f3f8;
  --xl-input: #fff7d6;
  --xl-input-b: #f1d675;
  --xl-chg: #ffe8a3;
  --xl-sel: #3b5bdb;
  --xl-mod: #fde2c8;
  --xl-ovr: #f1e3ff;
  --xl-ovr-b: #9c36b5;
  --mix: 100%;
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --mono: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  color-scheme: light;
}

:root[data-theme="dark"] {
  --page: #0d1117;
  --surface: #151a23;
  --surface-2: #1b212c;
  --surface-3: #232a37;
  --border: #283040;
  --border-strong: #364055;
  --text: #e6eaf2;
  --text-2: #c3cad8;
  --muted: #8e98ab;
  --primary: #6f8dff;
  --primary-2: #8aa2ff;
  --primary-soft: rgba(111, 141, 255, .14);
  --on-primary: #0b1020;
  --success: #3fcf83;
  --success-soft: rgba(63, 207, 131, .12);
  --warning: #f4b545;
  --warning-soft: rgba(244, 181, 69, .12);
  --danger: #ff6b61;
  --danger-soft: rgba(255, 107, 97, .12);
  --info-soft: rgba(111, 141, 255, .12);
  --shadow: 0 1px 2px rgba(0, 0, 0, .4);
  --shadow-lg: 0 16px 40px rgba(0, 0, 0, .5);
  --xl-grid: #262d3b;
  --xl-bd: #5d6a80;
  --xl-bd2: #8592a8;
  --xl-head: #1a202b;
  --xl-input: rgba(250, 204, 21, .10);
  --xl-input-b: rgba(250, 204, 21, .35);
  --xl-chg: rgba(250, 204, 21, .24);
  --xl-sel: #8aa2ff;
  --xl-mod: rgba(251, 146, 60, .22);
  --xl-ovr: rgba(190, 75, 219, .22);
  --xl-ovr-b: #cc5de8;
  --mix: 24%;
  color-scheme: dark;
}

@media (prefers-color-scheme: dark) {
  :root[data-theme="auto"] {
    --page: #0d1117;
    --surface: #151a23;
    --surface-2: #1b212c;
    --surface-3: #232a37;
    --border: #283040;
    --border-strong: #364055;
    --text: #e6eaf2;
    --text-2: #c3cad8;
    --muted: #8e98ab;
    --primary: #6f8dff;
    --primary-2: #8aa2ff;
    --primary-soft: rgba(111, 141, 255, .14);
    --on-primary: #0b1020;
    --success: #3fcf83;
    --success-soft: rgba(63, 207, 131, .12);
    --warning: #f4b545;
    --warning-soft: rgba(244, 181, 69, .12);
    --danger: #ff6b61;
    --danger-soft: rgba(255, 107, 97, .12);
    --info-soft: rgba(111, 141, 255, .12);
    --shadow: 0 1px 2px rgba(0, 0, 0, .4);
    --shadow-lg: 0 16px 40px rgba(0, 0, 0, .5);
    --xl-grid: #262d3b;
    --xl-bd: #5d6a80;
    --xl-bd2: #8592a8;
    --xl-head: #1a202b;
    --xl-input: rgba(250, 204, 21, .10);
    --xl-input-b: rgba(250, 204, 21, .35);
    --xl-chg: rgba(250, 204, 21, .24);
    --xl-sel: #8aa2ff;
    --xl-mod: rgba(251, 146, 60, .22);
  --xl-ovr: rgba(190, 75, 219, .22);
  --xl-ovr-b: #cc5de8;
    --mix: 24%;
    color-scheme: dark;
  }
}

/* =========================================================================
   Base
   ========================================================================= */
*, *::before, *::after { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: var(--font);
  font-size: 14px;
  line-height: 1.45;
  color: var(--text);
  background: var(--page);
  -webkit-font-smoothing: antialiased;
}
a { color: var(--primary); text-decoration: none; }
a:hover { color: var(--primary-2); }
h1, h2, h3 { margin: 0; line-height: 1.25; }
h1 { font-size: 22px; font-weight: 700; letter-spacing: -.01em; }
h2 { font-size: 15px; font-weight: 650; }
h3 { font-size: 14px; font-weight: 650; }
code, .mono { font-family: var(--mono); font-size: .92em; }
code { background: var(--surface-2); padding: 1px 5px; border-radius: 5px; }
.muted { color: var(--muted); }
.small { font-size: 12px; }
.strong { font-weight: 650; }
.nowrap { white-space: nowrap; }
.right { text-align: right; }
.num { text-align: right; font-variant-numeric: tabular-nums; }
.mt { margin-top: 14px; }
[hidden] { display: none !important; }
.ico { width: 18px; height: 18px; flex: none; vertical-align: middle; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
.ico.sm { width: 14px; height: 14px; }
:focus-visible { outline: 2px solid var(--primary); outline-offset: 2px; }

/* =========================================================================
   Layout applicazione
   ========================================================================= */
.app { display: flex; min-height: 100vh; }
.sidebar {
  width: 248px; flex: none; background: var(--surface); border-right: 1px solid var(--border);
  display: flex; flex-direction: column; position: sticky; top: 0; height: 100vh; overflow-y: auto; z-index: 40;
}
.brand { display: flex; align-items: center; gap: 10px; padding: 18px 18px 14px; color: var(--text); font-weight: 700; font-size: 16px; }
.brand-name { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.brand-mark { display: grid; place-items: center; width: 34px; height: 34px; border-radius: 10px; background: linear-gradient(135deg, var(--primary), #7c4dff); color: #fff; flex: none; }
.brand-mark .ico { width: 20px; height: 20px; }
.brand-mark.lg { width: 52px; height: 52px; border-radius: 14px; }
.brand-mark.lg .ico { width: 28px; height: 28px; }
.nav { padding: 6px 10px 20px; display: flex; flex-direction: column; gap: 2px; }
.nav-title { font-size: 11px; text-transform: uppercase; letter-spacing: .06em; color: var(--muted); padding: 14px 10px 6px; font-weight: 600; }
.nav-link { display: flex; align-items: center; gap: 10px; padding: 8px 10px; border-radius: 8px; color: var(--text-2); font-weight: 500; }
.nav-link:hover { background: var(--surface-2); color: var(--text); }
.nav-link.active { background: var(--primary-soft); color: var(--primary); }
.sidebar-foot { margin-top: auto; padding: 14px 20px; font-size: 12px; color: var(--muted); }
.sidebar-backdrop { display: none; }
.main { flex: 1; min-width: 0; display: flex; flex-direction: column; }
.topbar {
  height: 60px; display: flex; align-items: center; gap: 12px; padding: 0 24px; background: color-mix(in srgb, var(--surface) 88%, transparent);
  border-bottom: 1px solid var(--border); position: sticky; top: 0; z-index: 30; backdrop-filter: saturate(1.4) blur(8px);
}
.topbar-title { font-weight: 650; font-size: 15px; color: var(--text-2); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.topbar-actions { margin-left: auto; display: flex; align-items: center; gap: 8px; }
.content { padding: 24px; max-width: 1680px; width: 100%; margin: 0 auto; }
.only-mobile { display: none; }

/* pulsanti */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 7px; height: 36px; padding: 0 14px; border-radius: 9px;
  border: 1px solid var(--border-strong); background: var(--surface); color: var(--text); font: inherit; font-weight: 550; cursor: pointer;
  white-space: nowrap; transition: background .15s, border-color .15s, color .15s; text-decoration: none;
}
.btn:hover { background: var(--surface-2); color: var(--text); }
.btn:disabled { opacity: .5; cursor: not-allowed; }
.btn-primary { background: var(--primary); border-color: var(--primary); color: var(--on-primary); }
.btn-primary:hover { background: var(--primary-2); border-color: var(--primary-2); color: var(--on-primary); }
.btn-danger { background: var(--danger); border-color: var(--danger); color: #fff; }
.btn-danger:hover { filter: brightness(1.05); background: var(--danger); color: #fff; }
.btn-danger-ghost { color: var(--danger); }
.btn-danger-ghost:hover { background: var(--danger-soft); color: var(--danger); }
.btn.sm { height: 30px; padding: 0 10px; font-size: 13px; border-radius: 8px; }
.btn-block { width: 100%; }
.icon-btn {
  display: inline-grid; place-items: center; width: 36px; height: 36px; border-radius: 9px; border: 1px solid transparent; background: transparent;
  color: var(--text-2); cursor: pointer;
}
.icon-btn:hover { background: var(--surface-2); color: var(--text); }
.icon-btn.sm { width: 28px; height: 28px; }
.link { font-size: 13px; font-weight: 550; }

/* selettore tema */
[data-theme-toggle] .th-light, [data-theme-toggle] .th-dark, [data-theme-toggle] .th-auto { display: none; }
:root[data-theme="auto"] [data-theme-toggle] .th-auto,
:root[data-theme="light"] [data-theme-toggle] .th-light,
:root[data-theme="dark"] [data-theme-toggle] .th-dark { display: inline-grid; }

/* menu utente / dropdown */
.dropdown { position: relative; display: inline-block; }
.dropdown-menu {
  position: absolute; top: calc(100% + 6px); right: 0; min-width: 220px; background: var(--surface); border: 1px solid var(--border);
  border-radius: 10px; box-shadow: var(--shadow-lg); padding: 6px; display: none; z-index: 60;
}
.dropdown-menu.right { right: 0; left: auto; }
.dropdown.open .dropdown-menu { display: block; }
.dropdown-menu a, .dropdown-menu button {
  display: flex; align-items: center; gap: 9px; width: 100%; padding: 8px 10px; border-radius: 7px; border: 0; background: none;
  color: var(--text); font: inherit; text-align: left; cursor: pointer;
}
.dropdown-menu a:hover, .dropdown-menu button:hover { background: var(--surface-2); }
.dropdown-menu .danger { color: var(--danger); }
.dropdown-menu form { margin: 0; }
.user-btn { display: flex; align-items: center; gap: 10px; padding: 4px 8px 4px 4px; border-radius: 10px; border: 1px solid transparent; background: none; color: var(--text); cursor: pointer; font: inherit; }
.user-btn:hover { background: var(--surface-2); }
.user-meta { display: flex; flex-direction: column; text-align: left; line-height: 1.2; }
.user-meta b { font-size: 13px; }
.user-meta small { font-size: 11px; color: var(--muted); }
.avatar { width: 32px; height: 32px; border-radius: 50%; display: grid; place-items: center; background: var(--primary-soft); color: var(--primary); font-weight: 700; flex: none; }
.avatar.sm { width: 28px; height: 28px; font-size: 12px; }
.user-cell { display: flex; align-items: center; gap: 10px; }

/* =========================================================================
   Componenti
   ========================================================================= */
.card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 18px; box-shadow: var(--shadow); margin-bottom: 18px; }
.card-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 14px; }
.card-head h2 { display: flex; align-items: center; gap: 8px; }
.card-head h2 .ico { color: var(--primary); }
.page-head { display: flex; align-items: flex-end; justify-content: space-between; gap: 16px; margin-bottom: 18px; flex-wrap: wrap; }
.page-head p { margin: 6px 0 0; max-width: 760px; }
.page-actions { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }
.crumbs { display: flex; gap: 6px; font-size: 13px; color: var(--muted); margin-bottom: 6px; }
.crumbs a { color: var(--muted); }
.crumbs a:hover { color: var(--primary); }
.grid-2 { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px; align-items: start; }
.grid-2 > .card, .grid-2 > div > .card { margin-bottom: 18px; }
.alert { padding: 11px 14px; border-radius: 10px; margin-bottom: 14px; border: 1px solid transparent; display: flex; gap: 8px; align-items: flex-start; }
.alert-success { background: var(--success-soft); color: var(--success); border-color: color-mix(in srgb, var(--success) 25%, transparent); }
.alert-error { background: var(--danger-soft); color: var(--danger); border-color: color-mix(in srgb, var(--danger) 25%, transparent); }
.alert-warning { background: var(--warning-soft); color: var(--warning); border-color: color-mix(in srgb, var(--warning) 25%, transparent); }
.alert-info { background: var(--info-soft); color: var(--primary); border-color: color-mix(in srgb, var(--primary) 20%, transparent); }
.badge { display: inline-flex; align-items: center; gap: 5px; font-size: 13px; font-weight: 600; padding: 3px 10px; border-radius: 99px; background: var(--primary-soft); color: var(--primary); vertical-align: middle; }
.tag { display: inline-block; font-size: 12px; font-weight: 550; padding: 2px 8px; border-radius: 6px; background: var(--surface-3); color: var(--text-2); white-space: nowrap; }
.tag-a { background: #e7f5ff; color: #1864ab; }
.tag-b { background: var(--primary-soft); color: var(--primary); }
.tag-ok { background: var(--success-soft); color: var(--success); }
.tag-err { background: var(--danger-soft); color: var(--danger); }
.tag-warn { background: var(--warning-soft); color: var(--warning); }
:root[data-theme="dark"] .tag-a { background: rgba(77, 171, 247, .14); color: #74c0fc; }
@media (prefers-color-scheme: dark) { :root[data-theme="auto"] .tag-a { background: rgba(77, 171, 247, .14); color: #74c0fc; } }
.chip { display: inline-flex; gap: 4px; font-size: 12px; padding: 2px 8px; border-radius: 99px; background: var(--surface-2); color: var(--text-2); border: 1px solid var(--border); white-space: nowrap; }
.chips { display: flex; gap: 4px; flex-wrap: wrap; }
.empty { text-align: center; padding: 30px 10px; color: var(--muted); }
.empty .ico { width: 34px; height: 34px; opacity: .5; }
.empty p { margin: 8px 0 0; }
.hint { font-size: 12.5px; color: var(--muted); margin: 4px 0 12px; }
.sub { margin: 18px 0 10px; font-size: 13px; color: var(--text-2); }
.plain { list-style: none; margin: 0; padding: 0; display: grid; gap: 6px; font-size: 13px; }

/* form */
.form { display: flex; flex-direction: column; gap: 12px; }
.card.form { gap: 12px; }
.field { display: flex; flex-direction: column; gap: 6px; }
.field > span { font-size: 13px; font-weight: 600; color: var(--text-2); }
.field.compact > span { font-size: 11.5px; text-transform: uppercase; letter-spacing: .04em; color: var(--muted); }
input[type=text], input[type=password], input[type=number], input[type=search], input[type=url], input[type=email], select, textarea {
  font: inherit; color: var(--text); background: var(--surface); border: 1px solid var(--border-strong); border-radius: 9px; padding: 8px 11px;
  min-height: 38px; width: 100%; transition: border-color .15s, box-shadow .15s;
}
textarea { resize: vertical; min-height: 80px; }
input:focus, select:focus, textarea:focus { outline: none; border-color: var(--primary); box-shadow: 0 0 0 3px var(--primary-soft); }
.row-fields { display: grid; grid-template-columns: repeat(auto-fit, minmax(170px, 1fr)); gap: 12px; align-items: end; }
.check { display: flex; align-items: center; gap: 8px; font-size: 14px; cursor: pointer; }
.check input { width: 16px; height: 16px; accent-color: var(--primary); }
.check.big { font-weight: 650; }
.checks { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 8px; }
.form-actions { display: flex; justify-content: flex-end; gap: 8px; margin-top: 6px; }
.inline, .inline-form { display: inline; margin: 0; }
.pw-wrap { position: relative; display: block; }
.pw-wrap input { padding-right: 42px; }
.pw-toggle { position: absolute; right: 4px; top: 50%; transform: translateY(-50%); border: 0; background: none; color: var(--muted); cursor: pointer; padding: 6px; border-radius: 6px; }
.pw-meter { height: 5px; border-radius: 9px; background: var(--surface-3); overflow: hidden; margin-top: -4px; }
.pw-meter span { display: block; height: 100%; width: 0; background: var(--danger); transition: width .2s, background .2s; }
.search-box { display: flex; align-items: center; gap: 8px; background: var(--surface); border: 1px solid var(--border-strong); border-radius: 10px; padding: 0 10px; min-width: 260px; }
.search-box .ico { color: var(--muted); }
.search-box input { border: 0; box-shadow: none !important; padding: 8px 0; min-height: 36px; background: transparent; }
.search-box.sm { min-width: 220px; }
.search-box.sm input { min-height: 30px; padding: 4px 0; }
.search-box.lg { flex: 1; }
.search-box.lg input { font-size: 16px; min-height: 44px; }
.filters { display: flex; gap: 10px; flex-wrap: wrap; align-items: center; padding: 12px; }
.filters select { width: auto; min-width: 180px; }
.seg { display: inline-flex; background: var(--surface-2); border-radius: 10px; padding: 3px; gap: 2px; }
.seg input { display: none; }
.seg span { display: block; padding: 6px 12px; border-radius: 8px; cursor: pointer; font-weight: 550; color: var(--muted); font-size: 13px; }
.seg input:checked + span { background: var(--surface); color: var(--text); box-shadow: var(--shadow); }
.switch { display: inline-flex; align-items: center; gap: 8px; font-size: 13px; cursor: pointer; color: var(--text-2); white-space: nowrap; }
.switch input { display: none; }
.switch span { width: 34px; height: 20px; border-radius: 20px; background: var(--surface-3); position: relative; transition: background .15s; border: 1px solid var(--border-strong); }
.switch span::after { content: ""; position: absolute; width: 14px; height: 14px; border-radius: 50%; background: #fff; top: 2px; left: 2px; transition: transform .15s; box-shadow: 0 1px 2px rgba(0,0,0,.3); }
.switch input:checked + span { background: var(--primary); border-color: var(--primary); }
.switch input:checked + span::after { transform: translateX(14px); }

/* tabelle */
.table-wrap { overflow-x: auto; }
.table { width: 100%; border-collapse: collapse; font-size: 13.5px; }
.table th { text-align: left; font-size: 12px; text-transform: uppercase; letter-spacing: .04em; color: var(--muted); font-weight: 600; padding: 10px 12px; border-bottom: 1px solid var(--border); white-space: nowrap; background: var(--surface); }
.table td { padding: 10px 12px; border-bottom: 1px solid var(--border); vertical-align: middle; }
.table tbody tr:hover { background: var(--surface-2); }
.table tr:last-child td { border-bottom: 0; }
.table.compact td, .table.compact th { padding: 7px 10px; }
.table.sticky thead th { position: sticky; top: 0; z-index: 1; }
.table td.desc { min-width: 280px; }
.row-hl { background: var(--primary-soft); }
.table tbody tr.row-hl:hover { background: var(--primary-soft); }
.dl { display: grid; grid-template-columns: max-content 1fr; gap: 8px 18px; margin: 0; font-size: 13.5px; }
.dl dt { color: var(--muted); }
.dl dd { margin: 0; font-weight: 550; word-break: break-word; }
.tabs { display: flex; gap: 4px; border-bottom: 1px solid var(--border); margin-bottom: 18px; overflow-x: auto; }
.tabs a { display: flex; align-items: center; gap: 7px; padding: 10px 14px; color: var(--muted); font-weight: 550; border-bottom: 2px solid transparent; white-space: nowrap; margin-bottom: -1px; }
.tabs a:hover { color: var(--text); }
.tabs a.active { color: var(--primary); border-bottom-color: var(--primary); }
.pager { display: flex; gap: 4px; justify-content: center; margin-top: 14px; flex-wrap: wrap; }
.pager a, .pager span { padding: 5px 10px; border-radius: 7px; font-size: 13px; }
.pager a { color: var(--text-2); border: 1px solid var(--border); }
.pager a:hover { background: var(--surface-2); }
.pager .current { background: var(--primary); color: var(--on-primary); }
.list-foot { font-size: 12.5px; text-align: center; margin-top: 12px; }
.pager-info { font-size: 12.5px; margin: 0 0 8px; }
.bars { display: grid; gap: 8px; }
.bar-row { display: grid; grid-template-columns: 200px 1fr 40px; gap: 10px; align-items: center; font-size: 13px; }
.bar { height: 8px; background: var(--surface-3); border-radius: 9px; overflow: hidden; }
.bar i { display: block; height: 100%; background: linear-gradient(90deg, var(--danger), #f59f00); border-radius: 9px; }
.events { list-style: none; margin: 0; padding: 0; display: grid; gap: 8px; }
.events li { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; font-size: 13px; }
.events small { width: 100%; }

/* dashboard */
.hero { display: flex; justify-content: space-between; align-items: center; gap: 18px; padding: 22px 24px; border-radius: 16px; margin-bottom: 18px; flex-wrap: wrap;
  background: linear-gradient(120deg, color-mix(in srgb, var(--primary) 14%, var(--surface)), color-mix(in srgb, #7c4dff 10%, var(--surface))); border: 1px solid var(--border); }
.hero h1 { font-size: 24px; }
.hero p { margin: 6px 0 0; color: var(--text-2); }
.hero-actions { display: flex; gap: 8px; flex-wrap: wrap; }
.stats { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 14px; margin-bottom: 18px; }
.stat { display: flex; gap: 12px; align-items: center; background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 14px 16px; box-shadow: var(--shadow); }
.stat b { display: block; font-size: 20px; line-height: 1.1; }
.stat small { color: var(--muted); }
.stat-ico { width: 40px; height: 40px; border-radius: 11px; display: grid; place-items: center; background: var(--primary-soft); color: var(--primary); flex: none; }
.stat.ok .stat-ico { background: var(--success-soft); color: var(--success); }
.stat.bad .stat-ico { background: var(--danger-soft); color: var(--danger); }
.mini-stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(120px, 1fr)); gap: 10px; }
.mini-stats > div { background: var(--surface-2); border-radius: 10px; padding: 10px 12px; }
.mini-stats b { display: block; font-size: 18px; }
.mini-stats small { color: var(--muted); font-size: 12px; }
.mini-stats .warn b { color: var(--warning); }
.list { list-style: none; margin: 0; padding: 0; }
.list li a { display: flex; justify-content: space-between; gap: 12px; padding: 10px 8px; border-radius: 9px; color: var(--text); align-items: center; }
.list li a:hover { background: var(--surface-2); }
.list li + li { border-top: 1px solid var(--border); }
.list-main { display: flex; flex-direction: column; min-width: 0; }
.list-main b { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.list-main small, .list-side small { color: var(--muted); font-size: 12px; }
.list-side { display: flex; flex-direction: column; align-items: flex-end; gap: 4px; }
.quick { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 8px; }
.quick-item { display: flex; gap: 10px; align-items: center; padding: 10px; border-radius: 10px; border: 1px solid var(--border); color: var(--text); }
.quick-item:hover { border-color: var(--primary); background: var(--primary-soft); color: var(--text); }
.quick-item small { display: block; color: var(--muted); font-size: 12px; }
.quick-ico { width: 34px; height: 34px; border-radius: 9px; display: grid; place-items: center; background: var(--surface-2); color: var(--primary); flex: none; }
.db-link { display: flex; gap: 12px; align-items: center; margin-top: 12px; padding: 12px; border-radius: 10px; background: var(--primary-soft); color: var(--primary); }
.db-link small { display: block; color: var(--text-2); }

/* elenco fogli */
.group-title { font-size: 13px; text-transform: uppercase; letter-spacing: .06em; color: var(--muted); margin: 6px 0 10px; }
.tile-group { margin-bottom: 22px; }
.tiles { display: grid; grid-template-columns: repeat(auto-fill, minmax(290px, 1fr)); gap: 12px; }
.tile { display: flex; gap: 12px; align-items: flex-start; padding: 16px; background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); color: var(--text); box-shadow: var(--shadow); transition: border-color .15s, transform .15s; }
.tile:hover { border-color: var(--primary); transform: translateY(-1px); color: var(--text); }
.tile-ico { width: 40px; height: 40px; border-radius: 11px; display: grid; place-items: center; background: var(--primary-soft); color: var(--primary); flex: none; }
.tile-ico.alt { background: var(--success-soft); color: var(--success); }
.tile-body { flex: 1; min-width: 0; }
.tile-body b { display: block; }
.tile-body small { display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; color: var(--muted); font-size: 12.5px; margin-top: 3px; }
.tile-arrow { color: var(--muted); margin-top: 10px; }

/* =========================================================================
   Pagina foglio / calcolatore
   ========================================================================= */
.quote-bar { display: flex; gap: 16px; align-items: flex-end; padding: 14px 16px; flex-wrap: wrap; }
.quote-fields { display: flex; gap: 12px; flex: 1; flex-wrap: wrap; }
.quote-fields .field { min-width: 200px; flex: 1; }
.quote-fields .field.grow { flex: 2; }
.quote-status { display: flex; gap: 8px; align-items: center; font-size: 12.5px; color: var(--muted); padding-bottom: 10px; white-space: nowrap; }
.dot { width: 8px; height: 8px; border-radius: 50%; background: var(--success); }
.dot.dirty { background: var(--warning); }
.kpi-wrap { display: grid; gap: 12px; margin-bottom: 18px; }
@media (min-width: 1500px) { .kpi-wrap { grid-template-columns: repeat(auto-fit, minmax(620px, 1fr)); } }
.kpi-group { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 10px 12px; box-shadow: var(--shadow); }
.kpi-group-title { font-size: 11.5px; font-weight: 700; text-transform: uppercase; letter-spacing: .07em; color: var(--muted); margin-bottom: 8px; }
.kpis { display: grid; grid-template-columns: repeat(auto-fill, minmax(132px, 1fr)); gap: 8px; }
.kpi { padding: 8px 11px; border-radius: 9px; background: var(--surface-2); cursor: pointer; transition: background .15s; }
.kpi:hover { background: var(--surface-3); }
.kpi small { display: block; color: var(--muted); font-size: 12px; }
.kpi b { display: block; font-size: 16px; font-variant-numeric: tabular-nums; margin-top: 2px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.kpi-accent { background: var(--primary-soft); }
.kpi-accent b { color: var(--primary); }
.kpi.flash b { animation: flash .6s; }
@keyframes flash { 0% { color: var(--warning); } 100% { } }

.sheet-card { padding: 0; overflow: hidden; }
.sheet-toolbar { display: flex; align-items: center; gap: 12px; padding: 10px 12px; border-bottom: 1px solid var(--border); flex-wrap: wrap; background: var(--surface); }
.fx { display: flex; align-items: center; gap: 8px; flex: 1; min-width: 280px; background: var(--surface-2); border: 1px solid var(--border); border-radius: 9px; padding: 0 8px; height: 34px; overflow: hidden; }
.fx-addr { font-family: var(--mono); font-size: 12.5px; font-weight: 700; color: var(--primary); min-width: 48px; }
.fx-sep { font-style: italic; color: var(--muted); font-family: Georgia, serif; border-left: 1px solid var(--border-strong); padding-left: 8px; }
.fx-text { font-family: var(--mono); font-size: 12.5px; color: var(--text-2); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.fx-edit { padding-right: 4px; }
.admin-bar .fx-edit { flex: 1 1 100%; height: 38px; }
.fx-input { border: 0 !important; background: transparent !important; box-shadow: none !important; font-family: var(--mono) !important; font-size: 13px !important; min-height: 30px !important; padding: 4px 6px !important; }
.fx-meta { font-size: 12px; color: var(--muted); width: 100%; order: 3; }
.fx-meta:empty { display: none; }
.toolbar-actions { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }
.zoom { display: flex; align-items: center; gap: 2px; font-size: 12px; color: var(--muted); }
.zoom span { min-width: 38px; text-align: center; }
.recalc { font-size: 12px; color: var(--muted); min-width: 60px; }
.recalc.busy { color: var(--warning); }
.inline-search { margin: 0; }
.legend { display: flex; gap: 8px; align-items: center; font-size: 12px; color: var(--muted); padding: 8px 12px; border-bottom: 1px solid var(--border); }
.legend span { display: inline-block; width: 14px; height: 10px; border-radius: 2px; margin-left: 8px; }
.lg-in { background: var(--xl-input); border: 1px solid var(--xl-input-b); }
.lg-chg { background: var(--xl-chg); border: 1px solid var(--xl-input-b); }
.lg-ovr { background: var(--xl-ovr); border: 1px solid var(--xl-ovr-b); }
.lg-mod { background: var(--xl-mod); border: 1px solid #f59f00; }
.lg-f { background: var(--surface-2); border: 1px solid var(--border-strong); }
.grid-wrap { overflow: auto; max-height: calc(100vh - 220px); min-height: 360px; background: var(--surface); position: relative; }
.sheet-card.fullscreen { position: fixed; inset: 0; z-index: 100; border-radius: 0; margin: 0; display: flex; flex-direction: column; }
.sheet-card.fullscreen .grid-wrap { max-height: none; flex: 1; }

/* griglia stile Excel */
table.xl { border-collapse: collapse; table-layout: fixed; font-size: 12px; color: var(--text); width: max-content; }
table.xl col.rhc { width: 42px; }
table.xl th { background: var(--xl-head); color: var(--muted); font-weight: 600; font-size: 11px; border: 1px solid var(--xl-grid); text-align: center; padding: 0 2px; height: 22px; user-select: none; }
table.xl thead th { position: sticky; top: 0; z-index: 3; }
table.xl tbody th.rh { position: sticky; left: 0; z-index: 2; }
table.xl thead th.corner { left: 0; z-index: 4; }
table.xl td {
  border: 1px solid var(--xl-grid); padding: 0 4px; height: 21px; white-space: nowrap; overflow: hidden; text-overflow: clip;
  vertical-align: middle; position: relative; cursor: cell; line-height: 1.35;
}
table.xl td.ov { overflow: visible; z-index: 1; }
table.xl td.vn { text-align: right; font-variant-numeric: tabular-nums; }
table.xl td.ve { text-align: center; }
table.xl td.err { color: var(--muted); }
table.xl td.red { color: var(--danger) !important; }
table.xl td.hb { background: color-mix(in srgb, var(--xbg) var(--mix), var(--surface)); }
table.xl td.hf { color: var(--xfc); }
:root[data-theme="dark"] table.xl td.hf { color: color-mix(in srgb, var(--xfc) 55%, #ffffff); }
@media (prefers-color-scheme: dark) { :root[data-theme="auto"] table.xl td.hf { color: color-mix(in srgb, var(--xfc) 55%, #ffffff); } }
table.xl td.cf { background: color-mix(in srgb, var(--cbg, transparent) var(--mix), var(--surface)); color: var(--cfc, inherit); }
table.xl td.note::after { content: ""; position: absolute; top: 0; right: 0; border-style: solid; border-width: 0 6px 6px 0; border-color: transparent #e03131 transparent transparent; }
table.xl td.in { background: var(--xl-input); box-shadow: inset 0 0 0 1px var(--xl-input-b); padding: 0; cursor: text; }
table.xl td.in.chg, table.xl td.chg { background: var(--xl-chg); }
table.xl td.in.cf { background: color-mix(in srgb, var(--cbg, #fff7d6) var(--mix), var(--surface)); }
table.xl td.in.cf .ci { font-weight: 650; }
table.xl td.sel { outline: 2px solid var(--xl-sel); outline-offset: -2px; z-index: 2; }
table.xl td.mod { background: var(--xl-mod) !important; }
table.xl td.ovr { background: var(--xl-ovr) !important; box-shadow: inset 0 0 0 1px var(--xl-ovr-b); font-style: italic; }
table.xl td[data-e] { cursor: text; }
table.xl .ci { width: 100%; height: 100%; min-height: 20px; border: 0; border-radius: 0; padding: 0 4px; background: transparent; font: inherit; color: inherit; text-align: inherit; box-shadow: none; }
table.xl td.vn .ci, table.xl td .ci.num { text-align: right; }
table.xl select.ci { padding: 0 2px; cursor: pointer; appearance: auto; }
table.xl .ci:focus { outline: 2px solid var(--xl-sel); outline-offset: -2px; background: var(--surface); }
table.xl td .free { width: 100%; border: 0; padding: 0 3px; font: inherit; height: 20px; background: var(--surface); color: var(--text); outline: 2px solid var(--xl-sel); }
table.xl.xl-admin td { cursor: pointer; }
table.xl.xl-admin td.f { color: color-mix(in srgb, var(--text) 85%, var(--primary)); }
table.xl tr.hide-row { display: none; }
.sheet-page.only-filled table.xl tr[data-in][data-empty] { display: none; }

/* =========================================================================
   Login
   ========================================================================= */
.auth-body { min-height: 100vh; display: grid; place-items: center; padding: 24px;
  background: radial-gradient(1200px 600px at 10% -10%, color-mix(in srgb, var(--primary) 18%, transparent), transparent),
              radial-gradient(900px 500px at 110% 110%, color-mix(in srgb, #7c4dff 14%, transparent), transparent), var(--page); }
.auth-wrap { width: 100%; max-width: 420px; }
.auth-card { background: var(--surface); border: 1px solid var(--border); border-radius: 18px; padding: 30px; box-shadow: var(--shadow-lg); }
.auth-brand { text-align: center; margin-bottom: 22px; }
.auth-brand .brand-mark { margin: 0 auto 12px; }
.auth-brand h1 { font-size: 22px; }
.auth-brand p { margin: 4px 0 0; color: var(--muted); }
.auth-foot { font-size: 12px; color: var(--muted); text-align: center; margin: 18px 0 0; }
.auth-theme { position: fixed; top: 16px; right: 16px; }
.captcha { display: flex; align-items: center; gap: 8px; margin-bottom: 8px; }
.captcha img { border-radius: 9px; border: 1px solid var(--border); background: #fff; }

/* profilo */
.theme-pick { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }
.theme-pick button { display: flex; flex-direction: column; align-items: center; gap: 4px; padding: 14px 8px; border-radius: 11px; border: 1px solid var(--border); background: var(--surface-2); color: var(--text); cursor: pointer; font: inherit; }
.theme-pick button small { color: var(--muted); font-size: 11.5px; }
.theme-pick button.active { border-color: var(--primary); background: var(--primary-soft); color: var(--primary); }
.cell-list { max-height: 120px; overflow: auto; font-size: 12px; background: var(--surface-2); padding: 8px 10px; border-radius: 8px; margin-bottom: 12px; color: var(--text-2); word-break: break-word; }

/* errori */
.error-page { text-align: center; padding: 60px 20px; }
.error-code { font-size: 72px; font-weight: 800; color: var(--primary); opacity: .3; line-height: 1; }
.error-page h1 { margin: 10px 0 8px; }
.error-page p { margin: 0 0 20px; }

/* toast e modale */
.toasts { position: fixed; bottom: 20px; right: 20px; display: flex; flex-direction: column; gap: 8px; z-index: 200; }
.toast { background: var(--text); color: var(--surface); padding: 10px 14px; border-radius: 10px; box-shadow: var(--shadow-lg); font-size: 13.5px; max-width: 380px; animation: toast-in .2s ease-out; }
.toast.error { background: var(--danger); color: #fff; }
.toast.success { background: var(--success); color: #fff; }
@keyframes toast-in { from { transform: translateY(10px); opacity: 0; } to { transform: none; opacity: 1; } }
.modal { border: 1px solid var(--border); border-radius: 14px; padding: 22px; background: var(--surface); color: var(--text); max-width: 440px; width: calc(100% - 32px); box-shadow: var(--shadow-lg); }
.modal::backdrop { background: rgba(10, 14, 22, .45); }
.modal h3 { font-size: 17px; margin-bottom: 8px; }
.modal p { color: var(--text-2); margin: 0 0 18px; }
.modal-actions { display: flex; justify-content: flex-end; gap: 8px; }
.search-card { display: flex; gap: 12px; align-items: center; flex-wrap: wrap; }

/* =========================================================================
   Responsive
   ========================================================================= */
@media (max-width: 1100px) {
  .stats { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .grid-2 { grid-template-columns: 1fr; }
}
@media (max-width: 900px) {
  .sidebar { position: fixed; left: 0; top: 0; bottom: 0; transform: translateX(-100%); transition: transform .2s; box-shadow: var(--shadow-lg); }
  .app.nav-open .sidebar { transform: none; }
  .app.nav-open .sidebar-backdrop { display: block; position: fixed; inset: 0; background: rgba(10, 14, 22, .4); z-index: 35; }
  .only-mobile { display: inline-grid; }
  .content { padding: 16px; }
  .topbar { padding: 0 12px; }
  .user-meta { display: none; }
  .quick { grid-template-columns: 1fr; }
  .search-box { min-width: 0; width: 100%; }
  .bar-row { grid-template-columns: 120px 1fr 32px; }
}
@media (max-width: 560px) {
  .stats { grid-template-columns: 1fr; }
  .page-head { align-items: stretch; }
  .page-actions { width: 100%; }
  .kpis { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .theme-pick { grid-template-columns: 1fr; }
}
@media print {
  .sidebar, .topbar, .page-actions, .sheet-toolbar, .quote-bar { display: none !important; }
  .grid-wrap { max-height: none; overflow: visible; }
}