@import url('https://fonts.googleapis.com/css2?family=Orbitron:wght@400;700&display=swap');

/* --- Reset e Variabili Globali --- */
:root {
    --primary-color: #0a7cff;
    --primary-hover-color: #0056b3;
    --secondary-color: #f4f7fa;
    --text-color: #333;
    --light-gray-color: #e9ecef;
    --white-color: #fff;
    --dark-blue-color: #001f3f;
    --sans-serif-font: 'Helvetica Neue', Arial, sans-serif;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: var(--sans-serif-font);
    line-height: 1.6;
    color: var(--text-color);
    background-color: var(--white-color);
}

html {
    scroll-behavior: smooth;
}

.container {
    width: 90%;
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 15px;
}

/* --- Struttura e Sezioni --- */
header, section, footer {
    padding: 60px 0;
}

section:nth-child(even) {
    background-color: var(--secondary-color);
}

h1, h2 {
    text-align: center;
    margin-bottom: 40px;
    color: var(--dark-blue-color);
}

h1 {
    font-size: 2.8rem;
    line-height: 1.2;
}

h2 {
    font-size: 2.2rem;
}

p {
    font-size: 1.1rem;
    color: #555;
}

/* --- Header --- */
header {
    background: var(--white-color);
    border-bottom: 1px solid var(--light-gray-color);
    position: sticky;
    top: 0;
    z-index: 1000;
    padding: 20px 0;
}

header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    color: var(--dark-blue-color);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 10px;
}

.logo-text {
    font-family: 'Orbitron', sans-serif;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--dark-blue-color);
    letter-spacing: 1px;
}

/* --- Bottoni --- */
.btn {
    padding: 12px 25px;
    border-radius: 5px;
    text-decoration: none;
    font-weight: bold;
    display: inline-block;
    transition: background-color 0.3s, color 0.3s, transform 0.2s;
}

.btn-login {
    background-color: transparent;
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
}

.btn-login:hover {
    background-color: var(--primary-color);
    color: var(--white-color);
    transform: translateY(-2px);
}

.btn-primary {
    background-color: var(--primary-color);
    color: var(--white-color);
    border: 2px solid var(--primary-color);
}

.btn-primary:hover {
    background-color: var(--primary-hover-color);
    border-color: var(--primary-hover-color);
    transform: translateY(-2px);
}

/* --- Hero Section --- */
#hero {
    text-align: center;
    padding: 100px 0;
    background: linear-gradient(45deg, #001f3f, #1e3a8a);
    color: var(--white-color);
    position: relative;
    overflow: hidden;
}

#hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: radial-gradient(circle, rgba(255, 255, 255, 0.05) 1px, transparent 1px);
    background-size: 20px 20px;
    animation: pan 60s linear infinite;
}

@keyframes pan {
    from { background-position: 0% 0%; }
    to { background-position: 100% 100%; }
}

#hero h1 {
    margin-bottom: 20px;
    color: var(--white-color);
}

#hero .subtitle {
    max-width: 700px;
    margin: 0 auto 30px auto;
    font-size: 1.2rem;
    color: var(--light-gray-color);
    opacity: 0.9;
}

/* --- Sezione Contesto e Insidie --- */
.risks-grid {
    display: grid;
    grid-template-columns: 1fr; /* 1 colonna su mobile di default */
    gap: 30px;
    text-align: center;
}

.risk-card {
    background: var(--white-color);
    padding: 30px;
    border-radius: 8px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.05);
    transition: transform 0.3s, box-shadow 0.3s;
}

.risk-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0,0,0,0.1);
}

.risk-card i {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 15px;
}

.risk-card h3 {
    margin-bottom: 10px;
    color: var(--dark-blue-color);
}

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

.feature-card {
    text-align: center;
    padding: 30px;
}

.feature-card i {
    font-size: 3rem;
    color: var(--primary-color);
    margin-bottom: 20px;
}

.feature-card h3 {
    margin-bottom: 15px;
    color: var(--dark-blue-color);
}

/* --- Sezione Obiettivi e Funzionalità --- */
.platform-features {
    display: flex;
    flex-direction: column;
    gap: 40px;
}

.platform-feature {
    display: flex;
    align-items: center;
    gap: 30px;
}

.platform-feature i {
    font-size: 3rem;
    color: var(--primary-color);
    min-width: 50px;
    text-align: center;
}

.platform-feature h3 {
    color: var(--dark-blue-color);
    margin-bottom: 5px;
}

/* --- Call-to-Action Finale --- */
#cta {
    background-color: var(--dark-blue-color);
    text-align: center;
    color: var(--white-color);
}

#cta h2, #cta p {
    color: var(--white-color);
}

#cta p {
    margin-bottom: 30px;
}

.btn-cta {
    background-color: var(--primary-color);
    color: var(--white-color);
    font-size: 1.2rem;
    padding: 15px 35px;
    border: 2px solid var(--primary-color);
}

.btn-cta:hover {
    background-color: var(--primary-hover-color);
    border-color: var(--primary-hover-color);
    transform: scale(1.05);
}

/* --- Footer --- */
footer {
    background-color: var(--dark-blue-color);
    color: var(--light-gray-color);
    padding: 30px 0;
    text-align: center;
}

footer .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
}

footer p {
    color: var(--light-gray-color);
}

.footer-links a {
    color: var(--light-gray-color);
    text-decoration: none;
    margin-left: 20px;
    transition: color 0.3s;
}

.footer-links a:hover {
    color: var(--primary-color);
}

/* --- Responsive Design --- */
@media (min-width: 768px) {
    .risks-grid {
        grid-template-columns: repeat(2, 1fr); /* 2 colonne su desktop */
    }
}

@media (max-width: 768px) {
    h1 {
        font-size: 2.2rem;
    }

    h2 {
        font-size: 1.8rem;
    }

    header .container, footer .container {
        flex-direction: column;
        gap: 15px;
    }

    .platform-feature {
        flex-direction: column;
        text-align: center;
    }
}