:root {
    --bg-color: #0a0a0a;
    --container-bg: #111111;
    --text-color: #f2f2f2;
    --border-radius: 8px;
}

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

body {
    font-family: 'Space Grotesk', sans-serif;
    background-color: var(--bg-color);
    color: var(--text-color);
    line-height: 1.6;
}

.container {
    width: 90%;
    max-width: 900px;
    margin: 3rem auto;
    background-color: var(--container-bg);
    padding: 2.5rem;
    border-radius: var(--border-radius);
    box-shadow: 0 0 12px rgba(0, 0, 0, 0.7);
}

h1, h2 {
    text-align: center;
    color: var(--text-color);
    text-shadow: 0 0 5px var(--accent), 0 0 10px var(--accent);
}

h1 {
    font-size: 2.8rem;
    margin-bottom: 1rem;
}

h2 {
    font-size: 2rem;
    margin-top: 2rem;
    margin-bottom: 1rem;
}

p {
    margin-bottom: 1rem;
}

ul {
    list-style-type: disc;
    margin: 1rem 0 1rem 1.5rem;
}

ul li {
    margin-bottom: 0.6rem;
}

ul li::marker {
    color: var(--accent);
}

a {
    color: var(--accent);
    text-decoration: none;
    transition: color 0.3s;
}

a:hover {
    color: var(--text-color);
    text-decoration: underline;
}

.btn-voltar {
    display: inline-block;
    font-family: 'Inter', 'Segoe UI', Arial, sans-serif;
    font-weight: 600;
    font-size: 1.05rem;
    color: #00d4ff;
    background: transparent;
    border: 2px solid #00d4ff;
    border-radius: 8px;
    padding: 12px 28px;
    margin: 32px auto 0 auto;
    text-align: center;
    text-decoration: none;
    box-shadow: 0 0 10px #00d4ff22;
    cursor: pointer;
    position: relative;
    overflow: hidden;
    transition: background 0.25s, color 0.25s, box-shadow 0.25s, transform 0.18s;
}
.btn-voltar:hover, .btn-voltar:focus {
    background: #00d4ff;
    color: #000;
    transform: scale(1.06) translateY(-2px);
    box-shadow: 0 0 20px #00d4ff, 0 4px 24px #00d4ff33;
    outline: none;
}

    background: #00d4ff;
    color: #000;
    transform: scale(1.06) translateY(-2px);
    box-shadow: 0 0 20px #00d4ff, 0 4px 24px #00d4ff33;
    outline: none;
}
    content: '';
    position: absolute;
    left: 0; top: 0; right: 0; bottom: 0;
    background: linear-gradient(90deg, #00d4ff33 0%, transparent 100%);
    opacity: 0;
    transition: opacity 0.3s;
    pointer-events: none;
}
    opacity: 1;
}
@media (max-width: 600px) {
    body {
        padding: 1rem;
    }

    .container {
        padding: 1.5rem;
    }

    h1 {
        font-size: 1.8rem;
    }

    h2 {
        font-size: 1.3rem;
    }

    p, li {
        font-size: 1rem;
    }

    .btn-voltar {
        padding: 0.6rem 1.2rem;
        font-size: 0.9rem;
    }
}
@media (min-width: 601px) and (max-width: 1024px) {
    .container {
        padding: 2rem;
    }

    h1 {
        font-size: 2.2rem;
    }

    h2 {
        font-size: 1.6rem;
    }

    p, li {
        font-size: 1.1rem;
    }

    .btn-voltar {
        padding: 0.7rem 1.4rem;
        font-size: 1rem;
    }
}

@media (min-width: 1025px) {
    .container {
        max-width: 900px;
        margin: 3rem auto;
        padding: 3rem;
    }

    h1 {
        font-size: 2.5rem;
    }

    h2 {
        font-size: 1.8rem;
    }

    p, li {
        font-size: 1.2rem;
    }

    .btn-voltar {
        padding: 0.75rem 1.5rem;
        font-size: 1rem;
    }
}