/* RESET & BASE STYLES */
* { 
    box-sizing: border-box; 
}

body { 
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif; 
    margin: 0; 
    padding: 0; 
    background-color: #f4f6f9; 
    color: #333; 
    line-height: 1.6;
}

/* HEADER PRINCIPALE */
.header { 
    background: #0d233a; 
    color: #ffffff; 
    padding: 30px 20px; 
    text-align: center; 
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}

.header h1 { 
    margin: 0; 
    font-size: 2.2em; 
    letter-spacing: 0.5px;
}

.header .subtitle { 
    margin: 8px 0 0 0; 
    color: #cbd5e0; 
    font-size: 1em; 
}

/* CONTENITORE GENERALE */
.container { 
    max-width: 900px; 
    margin: 30px auto; 
    padding: 0 15px; 
}

/* CARDS & CONTENITORI */
.main-card {
    background: #ffffff;
    padding: 25px;
    border-radius: 8px;
    border: 1px solid #cbd5e0;
    margin-bottom: 25px;
    box-shadow: 0 1px 3px rgba(0,0,0,0.05);
}

.main-card h2 { 
    margin-top: 0; 
    color: #1a365d; 
    font-size: 1.4em;
}

/* GRIGLIA NAVIGAZIONE SCHEDE */
.nav-grid { 
    display: grid; 
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); 
    gap: 15px; 
}

.nav-card { 
    display: flex;
    flex-direction: column;
    padding: 20px; 
    background: #ffffff; 
    border: 1px solid #cbd5e0; 
    border-radius: 8px; 
    text-decoration: none; 
    color: #2d3748; 
    box-shadow: 0 2px 4px rgba(0,0,0,0.03); 
    transition: transform 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease; 
}

.nav-card:hover { 
    transform: translateY(-3px); 
    border-color: #2b6cb0; 
    box-shadow: 0 4px 12px rgba(43, 108, 176, 0.15);
}

.nav-card-facebook {
    border-left: 5px solid #1877f2;
}

.nav-card h3 { 
    margin: 10px 0 6px 0; 
    color: #2b6cb0; 
    font-size: 1.15em; 
}

.nav-card p { 
    margin: 0; 
    color: #718096; 
    font-size: 0.9em; 
}

.card-icon { 
    font-size: 2em; 
}

/* PULSANTI */
.btn-primary {
    display: inline-block;
    padding: 12px 24px;
    background: #2b6cb0;
    color: white;
    text-decoration: none;
    border-radius: 6px;
    font-weight: bold;
    font-size: 0.95em;
    transition: background 0.2s;
    border: none;
    cursor: pointer;
}

.btn-primary:hover { 
    background: #1a365d; 
}

/* UTILITY BANNER & CONTATORI */
.widgets-container {
    margin-top: 35px;
    text-align: center;
    background: #ffffff;
    padding: 15px;
    border-radius: 8px;
    border: 1px solid #e2e8f0;
}

/* FOOTER */
.footer {
    text-align: center;
    padding: 25px 15px;
    font-size: 0.85em;
    color: #718096;
    margin-top: 40px;
    border-top: 1px solid #e2e8f0;
}

/* RESPONSIVE DESIGN PER MOBILE */
@media (max-width: 600px) {
    .header h1 { font-size: 1.7em; }
    .container { margin: 15px auto; }
    .nav-grid { grid-template-columns: 1fr; }
}