/* Chibri Control — tema scuro "centro di controllo", mobile-first, leggibile con una mano. */

:root {
  --sfondo: #0b0f14;
  --pannello: #121a23;
  --pannello-2: #18222e;
  --bordo: #243241;
  --testo: #e8eef5;
  --tenue: #8fa1b5;
  --accento: #44b0ff;
  --accento-scuro: #13314a;
  --verde: #22c55e;
  --giallo: #f5b400;
  --rosso: #ef4444;
  --grigio: #64748b;
  --raggio: 18px;
  --barra: 68px;
  --sicuro-basso: env(safe-area-inset-bottom, 0px);
  --sicuro-alto: env(safe-area-inset-top, 0px);
  color-scheme: dark;
}

* { box-sizing: border-box; -webkit-tap-highlight-color: transparent; }
html, body { margin: 0; padding: 0; background: var(--sfondo); color: var(--testo); }
body {
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  font-size: 16px; line-height: 1.4; min-height: 100dvh;
  overscroll-behavior-y: contain;
}
button, input, select { font: inherit; color: inherit; }
button { cursor: pointer; }
a { color: var(--accento); }
.numero, .grande, .medio { font-variant-numeric: tabular-nums; }

/* ------------------------------------------------------------- struttura */
.schermo { padding: calc(12px + var(--sicuro-alto)) 16px calc(var(--barra) + 24px + var(--sicuro-basso)); max-width: 640px; margin: 0 auto; }
.schermo.senza-barra { padding-bottom: calc(24px + var(--sicuro-basso)); }
.testata { display: flex; align-items: center; gap: 10px; margin: 4px 0 14px; }
.testata h1 { font-size: 1.25rem; margin: 0; flex: 1; letter-spacing: .2px; }
.testata .sotto { display: block; font-size: .8rem; color: var(--tenue); font-weight: 400; }
.icona-btn { color: var(--testo); width: 44px; height: 44px; border-radius: 14px; border: 1px solid var(--bordo); background: var(--pannello); display: grid; place-items: center; font-size: 1.2rem; }
.icona-btn:active { transform: scale(.96); }
.indietro { background: none; border: 0; color: var(--accento); font-size: 1rem; padding: 8px 0; }

.avviso { border-radius: 14px; padding: 12px 14px; margin: 0 0 14px; font-size: .92rem; border: 1px solid; }
.avviso.offline { background: #2a2108; border-color: #5c4710; color: #ffd76a; }
.avviso.errore { background: #2b1111; border-color: #6b2121; color: #ffb3b3; }
.avviso.info { background: var(--accento-scuro); border-color: #1f4d73; color: #cfe8ff; }

/* ------------------------------------------------------------- semafori */
.semafori { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-bottom: 14px; }
.semaforo { background: var(--pannello); border: 1px solid var(--bordo); border-radius: var(--raggio); padding: 14px; text-align: left; min-height: 96px; display: flex; flex-direction: column; gap: 6px; position: relative; overflow: hidden; }
.semaforo .nome { font-weight: 650; font-size: 1rem; }
.semaforo .motivo { font-size: .78rem; color: var(--tenue); display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.luce { width: 18px; height: 18px; border-radius: 50%; background: var(--grigio); flex: none; }
.luce.verde { background: var(--verde); box-shadow: 0 0 14px 2px rgba(34,197,94,.55); }
.luce.giallo { background: var(--giallo); box-shadow: 0 0 14px 2px rgba(245,180,0,.55); }
.luce.rosso { background: var(--rosso); box-shadow: 0 0 16px 3px rgba(239,68,68,.6); animation: pulsa 1.6s infinite; }
.semaforo.rosso { border-color: #6b2121; }
.semaforo.giallo { border-color: #5c4710; }
.riga-luce { display: flex; align-items: center; gap: 10px; }
.etichetta-stato { font-size: .75rem; text-transform: uppercase; letter-spacing: .8px; color: var(--tenue); }
@keyframes pulsa { 50% { box-shadow: 0 0 4px 1px rgba(239,68,68,.3); } }
@media (prefers-reduced-motion: reduce) { .luce.rosso { animation: none; } }

/* ------------------------------------------------------------- schede */
.scheda { background: var(--pannello); border: 1px solid var(--bordo); border-radius: var(--raggio); padding: 16px; margin-bottom: 14px; }
.scheda h2 { font-size: .82rem; text-transform: uppercase; letter-spacing: 1px; color: var(--tenue); margin: 0 0 12px; font-weight: 650; }
.scheda h3 { font-size: .95rem; margin: 16px 0 8px; }
.cliccabile { cursor: pointer; }
.cliccabile:active { background: var(--pannello-2); }
.principale { display: flex; align-items: baseline; gap: 10px; flex-wrap: wrap; }
.grande { font-size: 2.6rem; font-weight: 750; line-height: 1.05; letter-spacing: -.5px; }
.medio { font-size: 1.55rem; font-weight: 700; line-height: 1.1; }
.tenue { color: var(--tenue); font-size: .88rem; }
.griglia { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; margin-top: 14px; }
.griglia.due { grid-template-columns: repeat(2, 1fr); }
.cella { background: var(--pannello-2); border-radius: 14px; padding: 10px 12px; min-width: 0; }
.cella .medio { font-size: 1.35rem; }
.cella .tenue { font-size: .78rem; display: block; margin-top: 2px; }
.cella.attenzione .medio { color: var(--giallo); }
.cella.pericolo .medio { color: var(--rosso); }
.cella.bene .medio { color: var(--verde); }
.fonte { font-size: .74rem; color: var(--tenue); margin-top: 10px; }

.elenco { list-style: none; padding: 0; margin: 0; }
.elenco li { padding: 11px 0; border-top: 1px solid var(--bordo); display: flex; gap: 10px; align-items: flex-start; }
.elenco li:first-child { border-top: 0; }
.elenco .corpo { flex: 1; min-width: 0; }
.elenco .titolo { font-weight: 600; overflow-wrap: anywhere; }
.elenco .meta { color: var(--tenue); font-size: .8rem; }
.elenco .valore { font-variant-numeric: tabular-nums; font-weight: 650; white-space: nowrap; }
.vuoto { color: var(--tenue); font-size: .9rem; padding: 6px 0; }
.pillola { display: inline-block; font-size: .72rem; padding: 2px 8px; border-radius: 999px; background: var(--pannello-2); border: 1px solid var(--bordo); color: var(--tenue); white-space: nowrap; }
.pillola.verde { color: var(--verde); border-color: #1d5c36; }
.pillola.giallo { color: var(--giallo); border-color: #5c4710; }
.pillola.rosso { color: var(--rosso); border-color: #6b2121; }
.barra-pipeline { display: flex; height: 12px; border-radius: 6px; overflow: hidden; background: var(--pannello-2); margin: 6px 0 10px; }
.barra-pipeline span { display: block; height: 100%; }

/* ------------------------------------------------------------- barra di navigazione */
.navigazione { position: fixed; left: 0; right: 0; bottom: 0; height: calc(var(--barra) + var(--sicuro-basso)); padding-bottom: var(--sicuro-basso); background: rgba(13,19,26,.96); border-top: 1px solid var(--bordo); display: grid; grid-template-columns: repeat(4, 1fr); z-index: 10; backdrop-filter: blur(8px); }
.navigazione button { background: none; border: 0; color: var(--tenue); display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 3px; font-size: .74rem; }
.navigazione button .ic { display: grid; place-items: center; height: 24px; }
.navigazione button.attivo { color: var(--accento); }
.navigazione .conta { position: absolute; transform: translate(14px, -14px); background: var(--rosso); color: #fff; border-radius: 999px; font-size: .66rem; padding: 1px 6px; }

/* ------------------------------------------------------------- sblocco, PIN, moduli */
.centro { min-height: 100dvh; display: flex; flex-direction: column; align-items: center; justify-content: center; padding: calc(24px + var(--sicuro-alto)) 20px calc(24px + var(--sicuro-basso)); text-align: center; gap: 14px; max-width: 460px; margin: 0 auto; }
.logo-grande { width: 84px; height: 84px; border-radius: 26px; background: url("/icone/icona-192.png") center/cover; box-shadow: 0 8px 30px rgba(68,176,255,.25); }
.avvio { min-height: 100dvh; display: grid; place-items: center; align-content: center; gap: 12px; color: var(--tenue); }
.btn { width: 100%; min-height: 56px; border-radius: 16px; border: 1px solid var(--bordo); background: var(--pannello); font-size: 1.05rem; font-weight: 600; padding: 12px 16px; }
.btn.primario { background: var(--accento); border-color: var(--accento); color: #04121f; }
.btn.pericolo { background: #3a1212; border-color: #6b2121; color: #ffb3b3; }
.btn:disabled { opacity: .5; }
.btn.piccolo { min-height: 40px; width: auto; font-size: .9rem; padding: 8px 14px; }
.impronta-btn { color: var(--accento); width: 132px; height: 132px; border-radius: 50%; border: 2px solid var(--accento); background: radial-gradient(circle, #123049, #0b1a29); font-size: 3.4rem; display: grid; place-items: center; }
.impronta-btn:active { transform: scale(.97); }
.campo { width: 100%; text-align: left; }
.campo label { display: block; font-size: .85rem; color: var(--tenue); margin-bottom: 6px; }
.campo input, .campo select { width: 100%; min-height: 54px; border-radius: 14px; border: 1px solid var(--bordo); background: var(--pannello); padding: 12px 14px; font-size: 1.15rem; }
.campo input.codice { text-transform: uppercase; letter-spacing: 4px; text-align: center; font-size: 1.5rem; font-variant-numeric: tabular-nums; }
.puntini { display: flex; gap: 14px; justify-content: center; min-height: 22px; }
.puntini span { width: 16px; height: 16px; border-radius: 50%; border: 2px solid var(--tenue); }
.puntini span.pieno { background: var(--accento); border-color: var(--accento); }
.tastierino { display: grid; grid-template-columns: repeat(3, 76px); gap: 14px; justify-content: center; }
.tastierino button { height: 76px; border-radius: 50%; border: 1px solid var(--bordo); background: var(--pannello); font-size: 1.7rem; font-weight: 600; }
.tastierino button:active { background: var(--pannello-2); }
.tastierino button.vuoto-t { visibility: hidden; }
.messaggio { min-height: 1.4em; color: var(--tenue); font-size: .95rem; }
.messaggio.errore { color: #ff9b9b; }
.link-btn { background: none; border: 0; color: var(--accento); font-size: .98rem; padding: 10px; }
.codice-grande { font-size: 2rem; letter-spacing: 4px; font-weight: 750; font-variant-numeric: tabular-nums; background: var(--pannello-2); border-radius: 14px; padding: 12px; text-align: center; }
.riga { display: flex; justify-content: space-between; align-items: center; gap: 12px; padding: 10px 0; border-top: 1px solid var(--bordo); }
.riga:first-of-type { border-top: 0; }
.caricamento { opacity: .6; }
.girella { display: inline-block; width: 16px; height: 16px; border: 2px solid var(--tenue); border-top-color: transparent; border-radius: 50%; animation: gira .8s linear infinite; vertical-align: -3px; }
@keyframes gira { to { transform: rotate(360deg); } }

@media (min-width: 560px) {
  .semafori { grid-template-columns: repeat(4, 1fr); }
}