:root {
    --primary-color: #0f4c81;     /* Blu istituzionale */
    --secondary-color: #1b6ca8;   /* Blu chiaro */
    --light-bg: #f4f7f6;          /* Sfondo chiaro */
    --white: #ffffff;
    --dark-text: #333333;
    --border-color: #dddddd;
    --success-color: #28a745;
    --danger-color: #dc3545;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: var(--light-bg);
    color: var(--dark-text);
    margin: 0;
    padding: 0;
}

header {
    background-color: var(--primary-color);
    color: var(--white);
    padding: 15px 30px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

header h1 {
    margin: 0;
    font-size: 1.5rem;
}

/* CONTENITORE FLUIDO ALLARGATO PER SFRUTTARE IL 96% DELLO SCHERMO */
.container {
    width: 96%; /* Sfrutta quasi l'intera larghezza della pagina per evitare andate a capo dei testi */
    max-width: 1700px; /* Imposta comunque un limite massimo per schermi ultra-wide superiori a 2K */
    margin: 25px auto;
    padding: 0 15px;
    box-sizing: border-box;
}

/* Stile Card & Dashboard con Centratura Perfetta */
.grid-modules {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 20px;
    margin-top: 30px;
}

.card-module {
    background: var(--white);
    border: 2px solid var(--border-color);
    border-radius: 8px;
    padding: 25px;
    text-decoration: none;
    color: var(--primary-color);
    font-weight: bold;
    font-size: 1.25rem;
    transition: transform 0.2s, border-color 0.2s;
    box-shadow: 0 4px 6px rgba(0,0,0,0.05);
    
    /* Centratura perfetta sia orizzontale che verticale del testo del pulsante */
    display: flex;
    justify-content: center;
    align-items: center;
    text-align: center;
    min-height: 80px;
    box-sizing: border-box;
}

.card-module:hover {
    transform: translateY(-3px);
    border-color: var(--secondary-color);
    background-color: #f0f7fd;
}

/* Form e Input */
.form-group {
    margin-bottom: 15px;
}

label {
    display: block;
    font-weight: bold;
    margin-bottom: 5px;
}

input[type="text"], input[type="number"], input[type="email"], input[type="date"], select, textarea {
    width: 100%;
    padding: 10px;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    box-sizing: border-box;
    font-size: 1rem;
    background-color: var(--white);
}

input[type="text"]:focus, input[type="number"]:focus, input[type="email"]:focus, select:focus, textarea:focus {
    border-color: var(--secondary-color);
    outline: none;
}

button, .btn {
    background-color: var(--primary-color);
    color: var(--white);
    padding: 10px 20px;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 1rem;
    text-decoration: none;
    display: inline-block;
}

button:hover, .btn:hover {
    background-color: var(--secondary-color);
}

/* Tabelle Allargate */
table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 20px;
    background: var(--white);
    box-shadow: 0 1px 3px rgba(0,0,0,0.05);
}

th, td {
    padding: 12px;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

th {
    background-color: var(--primary-color);
    color: var(--white);
    font-weight: bold;
}

tr:hover {
    background-color: #f1f5f9;
}

/* Visualizzazione specifica per login con barcode */
.login-box {
    max-width: 400px;
    margin: 100px auto;
    background: var(--white);
    padding: 40px;
    border-radius: 8px;
    box-shadow: 0 4px 10px rgba(0,0,0,0.1);
    text-align: center;
    border-top: 5px solid var(--primary-color);
}