:root {
  --sfondo: #f0f2f5;
  --sidebar: #1a5276;
  --attiva: #2471a3;
  --titolo: #1a5276;
  --pulsante: #1a5276;
  --hover: #2471a3;
  --secondo: #566573;
  --elimina: #c0392b;
  --bordo: #bdc3c7;
  --sel: #d4e6f1;
  --ok: #1e8449;
  --ko: #c0392b;
}

* { box-sizing: border-box; }
html, body { margin: 0; min-height: 100%; }
body {
  font-family: "Segoe UI", Tahoma, sans-serif;
  background: var(--sfondo);
  color: #1c2833;
}

.layout { display: flex; min-height: 100vh; }
.sidebar {
  width: 200px;
  background: var(--sidebar);
  color: #fff;
  padding: 20px 0;
  flex-shrink: 0;
}
.brand { font-size: 22px; font-weight: 700; padding: 0 16px 20px; }
.sidebar a {
  display: block;
  color: #fff;
  text-decoration: none;
  padding: 10px 16px;
}
.sidebar a:hover, .sidebar a.attiva { background: var(--attiva); }
.sidebar .meta {
  margin-top: 24px;
  padding: 0 16px;
  font-size: 13px;
  color: #d4e6f1;
}
.content { flex: 1; padding: 28px 32px; }
h1 { color: var(--titolo); font-size: 28px; margin: 0 0 8px; }
.sottotitolo { color: var(--secondo); margin: 0 0 20px; }

.card {
  background: #fff;
  border: 1px solid var(--bordo);
  border-radius: 4px;
  padding: 20px;
  max-width: 560px;
}
.card-wide { max-width: 100%; }

label { display: block; margin: 12px 0 6px; font-weight: 600; }
input[type="email"], input[type="password"], input[type="text"] {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--bordo);
  background: #fff;
  border-radius: 4px;
  font-size: 16px;
}

.btn {
  display: inline-block;
  margin-top: 16px;
  background: var(--pulsante);
  color: #fff;
  border: 0;
  border-radius: 4px;
  padding: 10px 16px;
  font-size: 16px;
  cursor: pointer;
  text-decoration: none;
}
.btn:hover { background: var(--hover); }
.btn-secondo { background: var(--secondo); }
.btn-secondo:hover { background: #3d4a54; }

.errore { color: var(--elimina); margin: 0 0 12px; }
.avviso { color: var(--titolo); margin: 0 0 16px; }

.auth-wrap {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
}
.auth-box { width: 100%; max-width: 420px; }
.auth-box h1 { text-align: left; }

table { width: 100%; border-collapse: collapse; background: #fff; }
th {
  background: var(--sidebar);
  color: #fff;
  text-align: left;
  padding: 10px 12px;
  font-weight: 600;
}
td { padding: 10px 12px; border-bottom: 1px solid var(--bordo); }
tr:hover td { background: var(--sel); }
.vuoto { color: var(--secondo); padding: 16px 0; }

.pallino {
  display: inline-block;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  margin-right: 8px;
  vertical-align: middle;
}
.pallino.verde { background: var(--ok); }
.pallino.rosso { background: var(--ko); }

.riga-programma {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  border: 1px solid var(--bordo);
  background: #fff;
  padding: 14px 16px;
  margin-bottom: 10px;
}
.riga-programma form { margin: 0; }
.riga-programma .btn { margin-top: 0; }