/* --- RESET & VARIABILI --- */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

:root {
    --primary: #007bff;
    --dark: #1e293b;
    --light: #f8fafc;
    --text: #475569;
    --accent: #10b981;
}

body {
    background-color: var(--light);
    color: var(--text);
    line-height: 1.6;
}

/* --- HEADER & NAVBAR --- */
header {
    background: #fff;
    box-shadow: 0 2px 4px rgba(0,0,0,0.05);
    position: sticky;
    top: 0;
    z-index: 100;
}

.nav-container {
    max-width: 1100px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 20px;
}

.logo {
    font-size: 24px;
    font-weight: bold;
    color: var(--dark);
    text-decoration: none;
}

    .logo span {
        color: var(--primary);
    }

/* --- HERO SECTION --- */
.hero {
    background: linear-gradient(135deg, #1e293b 0%, #0f172a 100%);
    color: #fff;
    padding: 80px 20px;
    text-align: center;
}

.hero-container {
    max-width: 800px;
    margin: 0 auto;
}

.hero h1 {
    font-size: 42px;
    margin-bottom: 20px;
    line-height: 1.2;
}

.hero p {
    font-size: 18px;
    margin-bottom: 40px;
    opacity: 0.9;
}

.btn {
    display: inline-block;
    background-color: var(--primary);
    color: #fff;
    padding: 15px 35px;
    border-radius: 5px;
    text-decoration: none;
    font-weight: bold;
    transition: background 0.3s;
}

    .btn:hover {
        background-color: #0056b3;
    }

/* --- CARATTERISTICHE / NOVITÀ --- */
.features {
    padding: 80px 20px;
    max-width: 1100px;
    margin: 0 auto;
}

.section-title {
    text-align: center;
    font-size: 32px;
    color: var(--dark);
    margin-bottom: 50px;
}

.grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.card {
    background: #fff;
    padding: 30px;
    border-radius: 8px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.02);
    border: 1px solid #e2e8f0;
}

    .card h3 {
        color: var(--dark);
        margin-bottom: 15px;
        font-size: 20px;
    }

/* --- SEZIONE FORM --- */
.cta-section {
    background-color: #fff;
    padding: 80px 20px;
    border-top: 1px solid #e2e8f0;
}

.form-container {
    max-width: 500px;
    margin: 0 auto;
    background: var(--light);
    padding: 40px;
    border-radius: 8px;
    box-shadow: 0 10px 15px -3px rgba(0,0,0,0.05);
}

    .form-container h2 {
        text-align: center;
        margin-bottom: 25px;
        color: var(--dark);
    }

.form-group {
    margin-bottom: 20px;
}

    .form-group label {
        display: block;
        margin-bottom: 8px;
        font-weight: 500;
        color: var(--dark);
    }

    .form-group input, .form-group select {
        width: 100%;
        padding: 12px;
        border: 1px solid #cbd5e1;
        border-radius: 4px;
        font-size: 16px;
    }

        .form-group input:focus {
            outline: none;
            border-color: var(--primary);
        }

.btn-submit {
    width: 100%;
    background-color: var(--accent);
    border: none;
    cursor: pointer;
    font-size: 16px;
}

    .btn-submit:hover {
        background-color: #059669;
    }

/* --- FOOTER --- */
footer {
    background: var(--dark);
    color: #cbd5e1;
    text-align: center;
    padding: 30px 20px;
    font-size: 14px;
}

/* --- RESPONSIVE --- */
@media (max-width: 768px) {
    .hero h1 {
        font-size: 32px;
    }

    .form-container {
        padding: 25px;
    }
}