/* Stile Moderno Tech/Carbonio A.D.R.S. */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    font-family: 'Segoe UI', -apple-system, BlinkMacSystemFont, Roboto, Helvetica, Arial, sans-serif;
}

body {
    /* Sfondo scuro stile carbonio high-tech con dissolvenza incrociata */
    background: radial-gradient(circle at 50% 50%, #2c2c35 0%, #18181c 100%);
    background-attachment: fixed;
    color: #e2e8f0;
    min-height: 100vh;
    display: block;
    padding: 30px 15px;
}

.container {
    width: 100%;
    max-width: 750px;
    margin: 40px auto;
    /* Effetto vetro scuro fumè sopra la texture */
    background: rgba(30, 30, 36, 0.75);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 16px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.6), 
                inset 0 1px 0 rgba(255, 255, 255, 0.1);
    padding: 40px 30px;
    text-align: center;
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
}

header {
    margin-bottom: 35px;
}

.logo-container {
    background: rgba(255, 255, 255, 0.04);
    display: inline-block;
    padding: 15px 25px;
    border-radius: 12px;
    border: 1px solid rgba(255, 255, 255, 0.05);
    margin-bottom: 20px;
    box-shadow: inset 0 2px 4px rgba(0,0,0,0.3);
}

.logo-container img {
    max-width: 160px;
    height: auto;
    display: block;
    filter: drop-shadow(0 2px 8px rgba(0,0,0,0.5));
    transition: transform 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.logo-container:hover img {
    transform: scale(1.05);
}

h1 {
    font-size: 26px;
    font-weight: 800;
    color: #ffffff;
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 6px;
    text-shadow: 0 2px 4px rgba(0,0,0,0.5);
}

.subtitle {
    font-size: 12px;
    color: #ff9800; /* Arancione ANPAS brillante per stacco tech */
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 3px;
    margin-bottom: 10px;
}

/* Griglia Pulsanti Carbon Style */
.menu-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    margin-top: 30px;
}

@media (max-width: 600px) {
    .menu-grid {
        grid-template-columns: 1fr;
    }
}

.btn-menu {
    display: block;
    text-align: center;
    padding: 25px 20px;
    /* Texture interna che ricorda il carbonio/kevlar opaco */
    background: linear-gradient(145deg, #25252d 0%, #1a1a22 100%);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: 12px;
    text-decoration: none;
    color: #cbd5e1;
    font-weight: 600;
    font-size: 15px;
    transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
    box-shadow: 0 4px 10px rgba(0,0,0,0.3), 
                inset 0 1px 1px rgba(255,255,255,0.05);
}

.btn-menu i {
    display: block;
    font-size: 28px;
    margin-bottom: 12px;
    color: #38bdf8; /* Azzurro elettrico attivo */
    transition: transform 0.3s ease, color 0.3s ease;
}

/* Hover effect stile cockpit / sportivo */
.btn-menu:hover {
    color: #ffffff;
    background: linear-gradient(145deg, #2a2a35 0%, #20202a 100%);
    border-color: #ff9800; /* Bordo arancione al passaggio */
    transform: translateY(-4px);
    box-shadow: 0 12px 20px rgba(0,0,0,0.5), 
                0 0 12px rgba(255, 152, 0, 0.2);
}

.btn-menu:hover i {
    color: #ff9800;
    transform: rotate(-5px) scale(1.1);
}

footer {
    margin-top: 45px;
    font-size: 11px;
    color: #64748b;
    letter-spacing: 0.5px;
}