:root {
  --bg: #f6f7f9; --surface: #ffffff; --text: #0f172a; --muted: #64748b; --line: #e2e8f0;
  --primary: #0f766e; --primary-ink: #ffffff; --danger: #b91c1c; --ok: #15803d; --radius: 14px;
}
@media (prefers-color-scheme: dark) {
  :root { --bg: #0b1120; --surface: #111827; --text: #e5e7eb; --muted: #94a3b8; --line: #1f2937; --primary: #2dd4bf; --primary-ink: #042f2e; }
}
* { box-sizing: border-box; }
body { margin: 0; font: 16px/1.5 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; background: var(--bg); color: var(--text); }
a { color: var(--primary); }
h1 { font-size: 1.8rem; line-height: 1.2; margin: .4em 0 .6em; }
h2 { font-size: 1.15rem; margin: 0 0 .6em; }
code { background: var(--bg); border: 1px solid var(--line); border-radius: 6px; padding: 1px 6px; font-size: .85em; word-break: break-all; cursor: pointer; }
code.copied { border-color: var(--ok); color: var(--ok); }
.container { max-width: 1040px; margin: 0 auto; padding: 16px; }
.topbar { display: flex; justify-content: space-between; align-items: center; padding: 12px 16px; background: var(--surface); border-bottom: 1px solid var(--line); gap: 12px; flex-wrap: wrap; }
.topbar nav { display: flex; gap: 14px; align-items: center; }
.brand { font-weight: 700; text-decoration: none; color: var(--text); }
.brand-mark { color: var(--primary); }
.footer { text-align: center; color: var(--muted); font-size: .85rem; padding: 32px 16px; }
.panel { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 20px; margin: 0 0 16px; }
.panel.narrow { max-width: 440px; margin: 32px auto; }
.panel-head { display: flex; justify-content: space-between; align-items: center; gap: 12px; flex-wrap: wrap; margin-bottom: 8px; }
.center { text-align: center; }
.muted { color: var(--muted); }
.small { font-size: .88rem; }
.grow { flex: 1; min-width: 0; }
.inline { display: inline; }
.btn { display: inline-block; background: var(--primary); color: var(--primary-ink); border: 1px solid var(--primary); border-radius: 10px; padding: 10px 16px; font: inherit; font-weight: 600; text-decoration: none; cursor: pointer; }
.btn:hover { filter: brightness(1.08); }
.btn-sm { padding: 6px 12px; font-size: .9rem; }
.btn-lg { padding: 14px 22px; font-size: 1.05rem; }
.btn-ghost { background: transparent; color: var(--primary); }
.btn-danger { background: var(--danger); border-color: var(--danger); color: #fff; }
button.link { background: none; border: 0; color: var(--primary); font: inherit; cursor: pointer; padding: 0; }
button.link.danger { color: var(--danger); }
.alert { padding: 10px 14px; border-radius: 10px; }
.alert.error { background: #fee2e2; color: #7f1d1d; }
.alert.ok { background: #dcfce7; color: #14532d; }
.alert.info { background: #e0f2fe; color: #0c4a6e; }
.form { display: grid; gap: 14px; }
.form label { display: grid; gap: 4px; font-weight: 600; font-size: .92rem; }
.form label.check { display: flex; gap: 8px; align-items: center; font-weight: 500; }
input, select, textarea { font: inherit; padding: 9px 11px; border: 1px solid var(--line); border-radius: 9px; background: var(--surface); color: var(--text); width: 100%; min-width: 0; }
input[type=checkbox] { width: auto; }
input[type=color] { padding: 2px; height: 42px; }
input[type=file] { padding: 6px; }
.form-row { display: flex; gap: 10px; flex-wrap: wrap; align-items: end; }
.form-row input, .form-row select { width: auto; flex: 1 1 160px; }
.grid2 { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 14px; }
.prefix-input { display: flex; border: 1px solid var(--line); border-radius: 9px; overflow: hidden; }
.prefix-input span { padding: 9px 0 9px 11px; color: var(--muted); font-weight: 400; white-space: nowrap; max-width: 55%; overflow: hidden; text-overflow: ellipsis; }
.prefix-input input { border: 0; padding-left: 2px; }
.photo-row { display: flex; gap: 16px; align-items: center; margin-bottom: 14px; flex-wrap: wrap; }
.avatar { width: 84px; height: 84px; border-radius: 50%; object-fit: cover; border: 1px solid var(--line); }
.avatar-empty { display: grid; place-items: center; background: var(--bg); color: var(--muted); font-size: 1.6rem; }
.item-row { display: grid; grid-template-columns: 130px 1fr 2fr auto; gap: 8px; margin-bottom: 8px; }
@media (max-width: 640px) { .item-row { grid-template-columns: 1fr 1fr auto; } .item-row input[name="item_value[]"] { grid-column: 1 / -1; grid-row: 2; } }
.sticky-save { position: sticky; bottom: 0; padding: 12px 0; background: linear-gradient(transparent, var(--bg) 40%); }
.doc-list { padding-left: 18px; }
.doc-list li { margin-bottom: 6px; }
.danger-zone { border-color: #fecaca; }
.card-row { display: flex; gap: 16px; padding: 12px 0; border-top: 1px solid var(--line); flex-wrap: wrap; }
.qr { background: #fff; border-radius: 8px; padding: 4px; border: 1px solid var(--line); }
.profile-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 14px; }
.profile-tile { border: 1px solid var(--line); border-top: 4px solid var(--accent); border-radius: var(--radius); padding: 16px; }
.profile-tile h3 { margin: 8px 0 2px; }
.tag { display: inline-block; font-size: .75rem; font-weight: 700; text-transform: uppercase; letter-spacing: .04em; color: var(--accent); }
.actions { display: flex; gap: 6px; flex-wrap: wrap; margin-bottom: 0; }
.kpis { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 12px; margin-bottom: 16px; }
.kpi { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 16px; }
.kpi span { color: var(--muted); font-size: .88rem; display: block; }
.kpi strong { font-size: 1.8rem; }
.bars { display: flex; align-items: flex-end; gap: 3px; height: 140px; border-bottom: 1px solid var(--line); }
.bar { flex: 1; background: var(--primary); border-radius: 3px 3px 0 0; min-height: 2px; }
.bars-axis { display: flex; justify-content: space-between; margin-top: 4px; }
.meter { display: grid; grid-template-columns: 120px 1fr 40px; gap: 10px; align-items: center; margin-bottom: 8px; }
.meter-track { background: var(--bg); border-radius: 6px; height: 10px; overflow: hidden; }
.meter-fill { background: var(--primary); height: 100%; }
.truncate { display: inline-block; max-width: 70%; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; vertical-align: bottom; }
.table-wrap { overflow-x: auto; }
table { border-collapse: collapse; width: 100%; font-size: .9rem; }
th, td { text-align: left; padding: 8px; border-bottom: 1px solid var(--line); vertical-align: top; }
.hero { display: grid; grid-template-columns: 1.3fr 1fr; gap: 32px; align-items: center; padding: 40px 0; }
.hero h1 { font-size: clamp(2rem, 5vw, 3rem); }
.lead { font-size: 1.15rem; color: var(--muted); }
.hero-card { display: grid; place-items: center; }
.mock-card { width: 300px; aspect-ratio: 1.586; border-radius: 18px; padding: 22px; background: linear-gradient(135deg, #0f766e, #134e4a); color: #fff; display: flex; flex-direction: column; justify-content: flex-end; position: relative; box-shadow: 0 20px 40px rgba(15, 23, 42, .25); transform: rotate(-4deg); }
.mock-card .brand-mark { position: absolute; top: 20px; left: 22px; color: #99f6e4; font-size: 1.4rem; }
.mock-card .chip { position: absolute; top: 22px; right: 22px; width: 34px; height: 26px; border-radius: 5px; border: 2px solid rgba(255, 255, 255, .5); }
.mock-card small { opacity: .8; }
.features { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 16px; }
.features > div { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 18px; }
.features h3 { margin: 0 0 4px; }
.features p { margin: 0; color: var(--muted); }
@media (max-width: 760px) { .hero { grid-template-columns: 1fr; padding: 16px 0; } .mock-card { width: 260px; } }
/* Area amministratore */
.badge-state { display: inline-block; font-size: .75rem; font-weight: 700; padding: 2px 8px; border-radius: 999px; background: var(--bg); border: 1px solid var(--line); }
.badge-state.on { color: var(--ok); border-color: currentColor; }
.badge-state.off { color: var(--danger); border-color: currentColor; }
.badge-state.stock { color: var(--muted); }
.row-actions { display: flex; gap: 6px; flex-wrap: wrap; align-items: center; }
.row-actions form { display: flex; gap: 6px; align-items: center; margin: 0; }
.row-actions select, .row-actions input { width: auto; padding: 5px 8px; font-size: .88rem; }
td code { cursor: text; }
.credentials { border: 2px dashed var(--line); border-radius: var(--radius); padding: 20px; }
.credentials dl { display: grid; grid-template-columns: 140px 1fr; gap: 8px 12px; margin: 0; }
.credentials dt { color: var(--muted); }
.credentials dd { margin: 0; font-weight: 600; word-break: break-all; }
.credentials .secret { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 1.2rem; letter-spacing: .04em; }
.choice { display: grid; gap: 8px; }
.choice label { display: flex; gap: 8px; align-items: center; font-weight: 500; }
.choice input[type=radio] { width: auto; }
@media print {
  .topbar, .footer, .no-print { display: none !important; }
  body { background: #fff; color: #000; }
  .panel { border: 0; }
}
.nowrap, .nowrap code { white-space: nowrap; }