:root {
  --bg: #0f172a;
  --bg-2: #1e293b;
  --card: #1e293b;
  --bordo: #334155;
  --testo: #e2e8f0;
  --testo-soft: #94a3b8;
  --accento: #38bdf8;
  --accento-2: #0ea5e9;
  --ok: #22c55e;
  --ok-bg: rgba(34, 197, 94, 0.14);
  --pericolo: #f87171;
  --ombra: 0 8px 30px rgba(0, 0, 0, 0.35);
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--testo);
  font-family: "Inter", system-ui, -apple-system, sans-serif;
  font-size: 15px;
}

/* --- Topbar --------------------------------------------------------------- */
.topbar {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  padding: 12px 20px;
  padding-top: max(12px, calc(env(safe-area-inset-top) + 8px));
  padding-left: max(20px, env(safe-area-inset-left));
  padding-right: max(20px, env(safe-area-inset-right));
  background: rgba(15, 23, 42, 0.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--bordo);
}

.brand { display: flex; align-items: center; gap: 10px; }
.brand-logo {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  border-radius: 9px;
  font-weight: 700;
  font-size: 14px;
  color: #06263a;
  background: linear-gradient(135deg, #38bdf8, #6366f1);
}
.brand-name { font-weight: 700; font-size: 18px; letter-spacing: 0.2px; }

.topbar-azioni { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }

.cerca {
  background: var(--bg-2);
  border: 1px solid var(--bordo);
  color: var(--testo);
  border-radius: 9px;
  padding: 8px 12px;
  font-size: 14px;
  width: 190px;
  max-width: 46vw;
}
.cerca:focus { outline: none; border-color: var(--accento); }

.btn {
  border: 1px solid transparent;
  border-radius: 9px;
  padding: 8px 14px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.btn-primario { background: linear-gradient(135deg, #38bdf8, #0ea5e9); color: #06263a; }
.btn-primario:hover { filter: brightness(1.06); }
.btn-fantasma { background: transparent; color: var(--testo-soft); border-color: var(--bordo); }
.btn-fantasma:hover { color: var(--testo); border-color: var(--accento); }

/* --- Contenuto e tabella -------------------------------------------------- */
.contenuto {
  padding: 18px 16px 60px;
  padding-bottom: max(60px, calc(env(safe-area-inset-bottom) + 40px));
}

.tabella-wrap {
  overflow-x: auto;
  border: 1px solid var(--bordo);
  border-radius: 14px;
  box-shadow: var(--ombra);
  background: var(--card);
  -webkit-overflow-scrolling: touch;
}

/* Larghezza fluida: table-layout fixed fa rispettare le percentuali delle
   colonne, così tutto sta nello schermo (tablet in orizzontale) senza
   scroll orizzontale. Sui telefoni si torna allo scroll (vedi @media). */
.tabella {
  width: 100%;
  border-collapse: collapse;
  table-layout: fixed;
  font-size: 12.5px;
}

.tabella thead th {
  position: sticky;
  top: 0;
  background: #172033;
  color: var(--testo-soft);
  text-align: left;
  font-size: 10px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.3px;
  padding: 7px 5px;
  border-bottom: 1px solid var(--bordo);
  white-space: normal;
  line-height: 1.15;
  z-index: 5;
}

.tabella tbody tr { border-bottom: 1px solid var(--bordo); transition: background 0.25s; }
.tabella tbody tr:last-child { border-bottom: none; }
.tabella tbody tr:hover { background: rgba(56, 189, 248, 0.05); }
.tabella tbody tr.salvato { background: rgba(56, 189, 248, 0.16); }
.tabella tbody tr.stato-ok { background: var(--ok-bg); }
.tabella tbody tr.stato-ok:hover { background: rgba(34, 197, 94, 0.2); }

.tabella td { padding: 4px 4px; vertical-align: top; }

.cella {
  width: 100%;
  min-width: 0;
  box-sizing: border-box;
  background: var(--bg-2);
  border: 1px solid var(--bordo);
  border-radius: 7px;
  color: var(--testo);
  padding: 6px 6px;
  font-size: 12.5px;
  font-family: inherit;
}
/* I controlli nativi data/ora hanno spesso una larghezza minima: font
   compatto per farli stare nella colonna senza far comparire lo scroll. */
input.f-data-inizio, input.f-data-fine, input.f-data-richiesta,
input.f-ora-inizio, input.f-ora-fine { font-size: 12px; padding-left: 4px; padding-right: 2px; }
select.cella { padding-right: 2px; }
.cella:focus { outline: none; border-color: var(--accento); box-shadow: 0 0 0 2px rgba(56, 189, 248, 0.2); }

.f-sociale {
  text-transform: uppercase;
  letter-spacing: 1px;
  font-weight: 700;
  text-align: center;
}
.f-problemi { resize: vertical; min-height: 32px; line-height: 1.3; }

/* Colonne: larghezze in % (somma 100) così l'intera tabella entra nello
   schermo di un tablet in orizzontale senza scroll. */
.col-sociale     { width: 7%; }
.col-data        { width: 11%; }
.col-ora         { width: 8%; }
.col-problemi    { width: 14%; }
.col-richiedente { width: 11%; }
.col-stato       { width: 8%; }
.col-azioni      { width: 11%; }

.azioni-cella { display: flex; align-items: center; gap: 4px; }
.btn-salva {
  flex: 1;
  min-width: 0;
  background: var(--bg-2);
  color: var(--testo-soft);
  border: 1px solid var(--bordo);
  border-radius: 7px;
  padding: 6px 4px;
  font-size: 11.5px;
  font-weight: 600;
  font-family: inherit;
  cursor: pointer;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.btn-salva:hover { border-color: var(--accento); color: var(--testo); }
.btn-salva:disabled { opacity: 0.5; cursor: default; }

/* Riga con modifiche non ancora salvate: pulsante Salva in evidenza. */
.tabella tbody tr.modificata { background: rgba(56, 189, 248, 0.08); }
.tabella tbody tr.modificata .btn-salva {
  background: linear-gradient(135deg, #38bdf8, #0ea5e9);
  color: #06263a;
  border-color: transparent;
}
.tabella tbody tr.modificata .btn-salva:hover { filter: brightness(1.06); color: #06263a; }

.tabella tbody tr.stato-ok .f-stato {
  color: var(--ok);
  font-weight: 700;
  border-color: var(--ok);
}

.btn-elimina {
  background: transparent;
  border: none;
  cursor: pointer;
  font-size: 15px;
  opacity: 0.55;
  padding: 4px;
  border-radius: 7px;
  flex: 0 0 auto;
}
.btn-elimina:hover { opacity: 1; background: rgba(248, 113, 113, 0.14); }

/* --- Stato vuoto ---------------------------------------------------------- */
.vuoto { text-align: center; color: var(--testo-soft); padding: 70px 20px; }
.vuoto-emoji { font-size: 46px; margin-bottom: 12px; }

/* --- Toast ---------------------------------------------------------------- */
.toast {
  position: fixed;
  left: 50%;
  bottom: 26px;
  transform: translateX(-50%);
  background: #0ea5e9;
  color: #06263a;
  font-weight: 600;
  padding: 11px 18px;
  border-radius: 10px;
  box-shadow: var(--ombra);
  z-index: 50;
}
.toast-errore { background: var(--pericolo); color: #2a0606; }

/* --- Autenticazione (login / MFA) ---------------------------------------- */
.auth-wrap {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 24px;
}
.auth-card {
  width: 100%;
  max-width: 380px;
  background: var(--card);
  border: 1px solid var(--bordo);
  border-radius: 16px;
  padding: 30px 26px;
  box-shadow: var(--ombra);
  text-align: center;
}
.auth-emoji { font-size: 40px; margin-bottom: 6px; }
.auth-card h1 { margin: 4px 0 8px; font-size: 22px; }
.auth-sub { color: var(--testo-soft); font-size: 14px; line-height: 1.5; margin: 0 0 18px; }
.auth-card form { text-align: left; display: flex; flex-direction: column; gap: 14px; }
.auth-card label { display: flex; flex-direction: column; gap: 6px; font-size: 13px; color: var(--testo-soft); font-weight: 600; }
.auth-card input {
  background: var(--bg-2);
  border: 1px solid var(--bordo);
  color: var(--testo);
  border-radius: 9px;
  padding: 11px 12px;
  font-size: 15px;
}
.auth-card input:focus { outline: none; border-color: var(--accento); }
.auth-btn {
  margin-top: 4px;
  background: linear-gradient(135deg, #38bdf8, #0ea5e9);
  color: #06263a;
  border: none;
  border-radius: 10px;
  padding: 12px;
  font-size: 15px;
  font-weight: 700;
  cursor: pointer;
}
.auth-btn:hover { filter: brightness(1.06); }
.auth-flash {
  background: rgba(248, 113, 113, 0.16);
  border: 1px solid var(--pericolo);
  color: #fecaca;
  border-radius: 9px;
  padding: 10px;
  font-size: 13px;
  margin-bottom: 14px;
}
.auth-hint, .auth-link {
  display: inline-block;
  margin-top: 18px;
  color: var(--accento);
  text-decoration: none;
  font-size: 14px;
}
.auth-hint:hover, .auth-link:hover { text-decoration: underline; }
.qr-box { background: #fff; padding: 12px; border-radius: 12px; display: inline-block; margin: 6px 0 14px; }
.qr-img { display: block; width: 220px; height: 220px; }
.qr-manuale { font-size: 13px; color: var(--testo-soft); }
.qr-chiave { display: block; margin-top: 8px; word-break: break-all; background: var(--bg-2); padding: 8px; border-radius: 8px; color: var(--accento); }

/* --- Telefoni ------------------------------------------------------------- */
/* Su schermi stretti 10 colonne non possono stare tutte: si torna alla
   tabella a larghezza naturale con scroll orizzontale. */
@media (max-width: 720px) {
  .brand-name { display: none; }
  .cerca { width: 130px; }
  .topbar { padding: 10px 12px; }

  .tabella { table-layout: auto; min-width: 920px; font-size: 13px; }
  .tabella thead th { white-space: nowrap; font-size: 11px; }
  .col-sociale { width: 80px; }
  .col-data { width: 130px; }
  .col-ora { width: 100px; }
  .col-problemi { width: 240px; }
  .col-richiedente { width: 140px; }
  .col-stato { width: 100px; }
  .col-azioni { width: 120px; }
  .btn-salva { font-size: 13px; padding: 8px 10px; }
}