/* RESET */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: Arial, Helvetica, sans-serif;
}

/* GLOBAL */
body {
    background-color: #f5f5f5;
    color: #222;
    line-height: 1.6;
}

/* HEADER */
.site-header {
    background: #111;
    color: #fff;
    text-align: center;
    padding: 30px 15px;
}

.site-header h1 {
    font-size: 2.2rem;
    letter-spacing: 2px;
}

.site-header p {
    font-size: 1rem;
    opacity: 0.85;
}

/* MAIN */
main {
    max-width: 900px;
    margin: 40px auto;
    padding: 0 20px;
}

h2 {
    margin-bottom: 25px;
    color: #111;
}

h3 {
    margin-bottom: 10px;
    color: #333;
}

section {
    margin-bottom: 30px;
}

ul {
    padding-left: 20px;
}

ul li {
    margin-bottom: 8px;
}

/* FOOTER */
.site-footer {
    background: #111;
    color: #f10404;
    text-align: center;
    padding: 15px;
    font-size: 0.9rem;
}

/* ===== RESPONSIVE MOBILE ===== */
@media (max-width: 768px) {

    .site-header h1 {
        font-size: 1.6rem;
    }

    main {
        margin: 25px auto;
        padding: 0 15px;
    }

    h2 {
        font-size: 1.4rem;
    }

    h3 {
        font-size: 1.1rem;
    }

    body {
        font-size: 0.95rem;
    }
}