:root {
  color-scheme: light;
  --ink: #1d2738;
  --muted: #6f7a8e;
  --line: #e3e8f0;
  --surface: #fff;
  --canvas: #f4f6fa;
  --blue: #4263eb;
  --green: #14835e;
  --green-bg: #e6f6ef;
  --red: #c43d3d;
  --red-bg: #fdecec;
  --amber: #b26b00;
  --amber-bg: #fff4e0;
  --grey-bg: #eef1f6;
}
:root[data-theme="dark"] {
  color-scheme: dark;
  --ink: #e4e9f2;
  --muted: #95a0b4;
  --line: #263044;
  --surface: #161d2b;
  --canvas: #10151f;
  --blue: #6c88ff;
  --green: #4cc79a;
  --green-bg: #12352a;
  --red: #ff7a7a;
  --red-bg: #3d1a1d;
  --amber: #f0b45a;
  --amber-bg: #3a2b12;
  --grey-bg: #1f2738;
}

* { box-sizing: border-box; }
body { margin: 0; background: var(--canvas); color: var(--ink); font-family: "Segoe UI", system-ui, Arial, sans-serif; font-size: 14px; }
button, input, select { font: inherit; color: inherit; }
button { cursor: pointer; }
h1, h2, p { margin-top: 0; }
code { border-radius: 4px; background: var(--grey-bg); padding: 1px 5px; font-size: 12px; word-break: break-all; }
.muted { color: var(--muted); }
[hidden] { display: none !important; }

.brand { display: flex; align-items: center; gap: 10px; }
.brand-mark { display: grid; width: 38px; height: 38px; place-items: center; border-radius: 11px; background: var(--grey-bg); color: var(--blue); font-size: 21px; font-weight: 800; }
.brand strong, .brand small { display: block; }
.brand small { color: var(--muted); font-size: 11px; }

.topbar { position: sticky; top: 0; z-index: 2; display: flex; flex-wrap: wrap; align-items: center; gap: 12px 24px; border-bottom: 1px solid var(--line); background: var(--surface); padding: 10px 24px; }
.tabs { display: flex; flex-wrap: wrap; gap: 4px; }
.tab { border: 0; border-radius: 8px; background: transparent; padding: 9px 14px; color: var(--muted); font-weight: 600; }
.tab:hover { background: var(--grey-bg); }
.tab.active { background: var(--grey-bg); color: var(--blue); }
.topbar-right { display: flex; align-items: center; gap: 14px; margin-left: auto; }
.who { font-size: 12px; font-weight: 600; text-align: right; }
.who small { display: block; color: var(--muted); font-weight: 400; }
.icon-button { width: 36px; height: 36px; border: 1px solid var(--line); border-radius: 8px; background: var(--surface); }

.content { max-width: 1200px; margin: 0 auto; padding: 24px; }
.view { display: none; }
.view.active { display: block; }
.grid { display: grid; grid-template-columns: minmax(0, 3fr) minmax(0, 2fr); gap: 18px; }
.card { border: 1px solid var(--line); border-radius: 12px; background: var(--surface); padding: 20px; }
.card.wide { grid-column: 1 / -1; }
.eyebrow { margin-bottom: 10px; color: var(--muted); font-size: 11px; font-weight: 700; letter-spacing: 1.1px; }
summary.eyebrow { cursor: pointer; }
.row { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.row-left { display: flex; flex-wrap: wrap; gap: 10px; }

.button { display: inline-flex; min-height: 38px; align-items: center; justify-content: center; border: 1px solid var(--line); border-radius: 8px; background: var(--surface); padding: 0 14px; font-weight: 600; }
.button:hover { filter: brightness(.97); }
.button:disabled { cursor: not-allowed; opacity: .45; }
.button.primary { border-color: var(--blue); background: var(--blue); color: #fff; }
.button.danger { border-color: var(--red); background: var(--red); color: #fff; }
.button.arm { border-color: var(--green); background: var(--green); color: #fff; }
.button.big { min-height: 52px; min-width: 130px; font-size: 15px; }
.button.small { min-height: 30px; padding: 0 10px; font-size: 12px; }

/* Stato */
.status-card { border-left: 6px solid var(--muted); }
.status-card h1 { margin-bottom: 6px; font-size: 30px; letter-spacing: -.5px; }
.status-card[data-codice="armato"] { border-left-color: var(--green); }
.status-card[data-codice="armato"] h1 { color: var(--green); }
.status-card[data-codice="sparo"] { border-left-color: var(--red); background: var(--red-bg); }
.status-card[data-codice="sparo"] h1 { color: var(--red); }
.status-card[data-codice="armamento"], .status-card[data-codice="anomalia"], .status-card[data-codice="attivo"] { border-left-color: var(--amber); }
.status-card[data-codice="anomalia"] h1, .status-card[data-codice="attivo"] h1 { color: var(--amber); }
.status-card[data-codice="offline"] h1, .status-card[data-codice="sconosciuto"] h1 { color: var(--red); }
.avvisi { margin: 0 0 16px; padding: 0; list-style: none; }
.avvisi li { margin-bottom: 6px; border-radius: 8px; background: var(--amber-bg); padding: 8px 12px; color: var(--amber); font-weight: 600; }
.comandi { display: inline-flex; max-width: 100%; flex-direction: column; align-items: center; gap: 10px; margin-top: 18px; }
.actions { display: flex; flex-wrap: wrap; justify-content: center; gap: 10px; }

.segnali { display: grid; gap: 8px; margin: 0; padding: 0; list-style: none; }
.segnale { display: flex; align-items: center; gap: 12px; border-radius: 9px; background: var(--grey-bg); padding: 10px 12px; }
.segnale small { display: block; color: var(--muted); font-size: 11px; }
.segnale strong { margin-left: auto; }
.dot { width: 11px; height: 11px; flex: 0 0 auto; border-radius: 50%; background: var(--muted); }
.segnale.riposo .dot { background: var(--green); }
.segnale.attivo .dot { background: var(--amber); }
.segnale.attivo.armato .dot { background: var(--green); box-shadow: 0 0 0 4px var(--green-bg); }
.segnale.attivo.vuoto, .segnale.attivo.guasto { background: var(--amber-bg); }

.eventi { margin: 0; padding: 0; list-style: none; }
.eventi li { display: grid; grid-template-columns: 90px 120px 1fr auto; gap: 10px; border-bottom: 1px solid var(--line); padding: 8px 0; }
.eventi li:last-child { border-bottom: 0; }
.eventi time, .eventi small { color: var(--muted); font-size: 12px; }
.tipo { display: inline-block; border-radius: 20px; background: var(--grey-bg); padding: 2px 9px; font-size: 11px; font-weight: 700; }
.tipo.armato { background: var(--green-bg); color: var(--green); }
.tipo.sparo, .tipo.sparo_fermato, .tipo.errore, .tipo.sicurezza, .tipo.login_fallito, .tipo.api_negata { background: var(--red-bg); color: var(--red); }
.tipo.ingresso, .tipo.scheda { background: var(--amber-bg); color: var(--amber); }

.table-wrap { overflow-x: auto; margin-bottom: 14px; }
table { width: 100%; border-collapse: collapse; }
th, td { border-bottom: 1px solid var(--line); padding: 9px 8px; text-align: left; vertical-align: top; }
th { color: var(--muted); font-size: 11px; font-weight: 700; text-transform: uppercase; letter-spacing: .6px; }
tr.revocata td { color: var(--muted); text-decoration: line-through; }

/* Moduli */
.form .eyebrow:not(:first-child) { margin-top: 22px; }
.fields { display: flex; flex-wrap: wrap; align-items: flex-end; gap: 14px; margin-bottom: 16px; }
label { display: grid; gap: 5px; color: var(--muted); font-size: 12px; font-weight: 600; }
label.grow { flex: 1 1 280px; }
label.check { display: flex; align-items: center; gap: 8px; min-height: 38px; }
input, select { min-height: 38px; border: 1px solid var(--line); border-radius: 8px; background: var(--canvas); padding: 0 10px; color: var(--ink); }
input[type="checkbox"] { min-height: 0; width: 18px; height: 18px; }
.nuova-chiave { display: grid; gap: 8px; margin-bottom: 14px; border-radius: 9px; background: var(--amber-bg); padding: 12px; color: var(--amber); }
.nuova-chiave code { padding: 8px; font-size: 13px; user-select: all; }

.toast { position: fixed; right: 20px; bottom: 20px; z-index: 5; max-width: min(420px, calc(100vw - 40px)); border-radius: 10px; background: var(--green); padding: 12px 16px; color: #fff; font-weight: 600; box-shadow: 0 10px 30px rgb(0 0 0 / 20%); }
.toast.error { background: var(--red); }

dialog { max-width: min(440px, calc(100vw - 32px)); border: 1px solid var(--line); border-radius: 14px; background: var(--surface); padding: 24px; color: var(--ink); }
dialog::backdrop { background: rgb(0 0 0 / 50%); }
dialog form { display: grid; gap: 14px; }
dialog h2 { margin: 0; color: var(--red); }

/* Login */
.login-page { display: grid; min-height: 100vh; place-items: center; padding: 16px; }
.login-box { width: min(380px, 100%); border: 1px solid var(--line); border-radius: 14px; background: var(--surface); padding: 28px; }
.login-box h1 { margin: 24px 0 16px; }
.login-box form { display: grid; gap: 14px; }
.form-error { border-radius: 8px; background: var(--red-bg); padding: 10px; color: var(--red); }

@media (max-width: 800px) {
  .topbar { padding: 10px 16px; }
  .content { padding: 16px; }
  .grid { grid-template-columns: 1fr; }
  .eventi li { grid-template-columns: 70px 1fr; }
  .eventi li small { grid-column: 2; }
  .button.big { flex: 1 1 140px; }
}
.form.stack { margin-bottom: 18px; }
.button.outline-danger { border-color: var(--red); background: var(--surface); color: var(--red); }