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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
    background: #ffffff;
    color: #000000;
    line-height: 1.6;
    overflow-x: hidden;
}

nav {
    position: fixed;
    top: 0;
    width: 100%;
    padding: 2rem;
    display: flex;
    justify-content: center;
    gap: 2rem;
    background: linear-gradient(to bottom, rgba(255,255,255,1) 0%, rgba(255,255,255,0.95) 70%, rgba(255,255,255,0) 100%);
    z-index: 100;
}

nav a {
    color: #000;
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    transition: all 0.2s;
    padding: 0.25rem 0;
    border-bottom: 1px solid transparent;
}

nav a:hover {
    border-bottom-color: #000;
}

nav a.active-page {
    border-bottom-color: #000;
    font-weight: 600;
}

nav .download-nav {
    border-bottom: none;
}

nav .download-nav:hover {
    border-bottom: none;
    text-decoration: underline;
}

main {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 2rem;
    animation: fadeIn 0.3s ease-in;
}

.content-page {
    padding: 8rem 2rem 4rem;
    max-width: 800px;
    margin: 0 auto;
    animation: fadeIn 0.3s ease-in;
    text-align: left;
}

h1 {
    font-size: clamp(2.5rem, 8vw, 4rem);
    font-weight: 600;
    line-height: 1.1;
    margin-bottom: 1rem;
    letter-spacing: -0.02em;
}

.tagline {
    font-size: 1.25rem;
    opacity: 0.7;
    margin-bottom: 3rem;
}

.download-button {
    display: inline-block;
    padding: 1rem 2.5rem;
    background: #000;
    color: #fff;
    text-decoration: none;
    border-radius: 100px;
    font-weight: 500;
    transition: transform 0.2s, box-shadow 0.2s;
}

.download-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(0,0,0,0.15);
}

.truth {
    margin-top: 3rem;
    font-size: 0.9rem;
    opacity: 0.5;
    display: flex;
    gap: 0.75rem;
    flex-wrap: wrap;
    justify-content: center;
}


article {
    font-size: 1rem;
    line-height: 1.8;
}

article h1 {
    font-size: 2rem;
    margin-bottom: 2rem;
}

article h2 {
    font-size: 1.3rem;
    margin: 2rem 0 1rem;
    font-weight: 600;
}

article p {
    margin-bottom: 1rem;
}

article ul {
    margin: 1rem 0 1rem 1.5rem;
}

article li {
    margin-bottom: 0.5rem;
}

article strong {
    font-weight: 600;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@media (max-width: 640px) {
    nav {
        padding: 1.5rem 1rem;
        gap: 1rem;
        flex-wrap: wrap;
    }

    nav a {
        font-size: 0.85rem;
    }

    h1 {
        font-size: 2.5rem;
    }

    .tagline {
        font-size: 1.1rem;
    }

    .truth {
        font-size: 0.8rem;
    }

    .content-page {
        padding: 5rem 1.5rem 2rem;
    }
}