:root {
    --accent: #1cff00;
    --accent-hover: #16db00;
    --accent-glow: rgba(28, 255, 0, 0.3);
    --primary: var(--accent);

    /* --- COLORI CYBER-DARK MANTENUTI --- */
    --bg-dark: #000000;
    --sidebar: #0a0a0a;
    --sidebar-border: #1a1a1a;
    --text-muted: #555555;
    --muted: #555555;

    /* --- EFFETTI --- */
    --radius-md: 12px;
}

body {
    background-color: var(--bg-light);
    color: var(--text-main);
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    margin: 0;
    line-height: 1.6;
}

.landing-wrapper {
    max-width: 1000px;
    margin: 0 auto;
    padding: 40px 20px;
}

/* Header & Logo */
.navbar-brand-custom {
    display: flex;
    justify-content: center;
    margin-bottom: 60px;
}

.logo-img {
    height: 50px; /* Regola in base al tuo logo */
    width: auto;
}

/* Hero Section */
.hero-section {
    text-align: center;
    margin-bottom: 80px;
}

.hero-section h1 {
    font-size: 2.5rem;
    font-weight: 800;
    letter-spacing: -0.02em;
    margin-bottom: 20px;
}

.hero-section p {
    font-size: 1.2rem;
    color: var(--text-muted);
    max-width: 600px;
    margin: 0 auto;
}

/* Feature Cards */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-bottom: 80px;
}

.feature-card {
    background: var(--card-bg);
    padding: 40px;
    border-radius: var(--radius);
    transition: transform 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-5px);
}

.feature-icon {
    font-size: 2rem;
    margin-bottom: 20px;
    display: block;
}

/* Contact Box */
.contact-container {
    background: var(--primary-soft);
    padding: 50px;
    border-radius: var(--radius);
    text-align: center;
}

.contact-container h2 {
    font-weight: 700;
    margin-bottom: 30px;
}

.contact-info {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 20px;
}

.contact-item {
    background: white;
    padding: 15px 30px;
    border-radius: 50px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.05);
    font-weight: 600;
    color: var(--text-main);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 10px;
}

.contact-item.mail:hover {
    background: var(--primary);
    color: white;
}

.btn-proxima {
    background-color: #1cff00;
    color: #000000;
    border: none;
    transition: all 0.2s ease;
}

.btn-proxima:hover {
    background-color: #16db00;
    color: #000000;
    transform: translateY(-2px); /* Un piccolo effetto sollevamento che sta benissimo */
}


/* Responsive Desktop */
@media (min-width: 992px) {
    .hero-section h1 { font-size: 3.5rem; }
    .landing-wrapper { padding-top: 80px; }
}