/* Original CSS unchanged */

body {
    font-family: 'Inter', sans-serif;
    font-size: 16px;
    line-height: 1.6;
    color: #fff;
    background: #00384a;
    margin: 0;
    padding: 0;
}


a {
    color: #00acc1;
    text-decoration: none;
    transition: .3s
}

a:hover {
    text-decoration: underline
}

.site-header {
    background: #1c4654;
    color: #fff;
    padding: 15px 0;
    position: sticky;
    top: 0;
    z-index: 100;
    border-bottom: 2px solid #000
}

.site-header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1200px;
    margin: auto;
    padding: 0 20px
}

.logo a {
    font-size: 24px;
    font-weight: 700;
    color: #fff
}

article {
    max-width: 900px;
    margin: 30px auto;
    background: #003a42;
    padding: 25px;
    border-radius: 10px;
    box-shadow: 0 4px 12px rgb(0 0 0 / .5)
}

h1,
h2,
h3 {
    font-weight: 700;
    margin-bottom: 15px;
    line-height: 1.3;
    color: #fff
}

h1 {
    font-size: 28px
}

h2 {
    font-size: 24px
}

h3 {
    font-size: 20px;
    margin-top: 20px
}

p {
    margin-bottom: 15px;
    color: #fff
}

ul {
    margin: 15px 0 20px 20px;
    padding-left: 10px
}

ul li {
    margin-bottom: 10px;
    list-style: none;
    position: relative;
    padding-left: 25px
}

.main {
    margin: 1rem 0;
    background: #00090a;
    border-radius: .7rem;
    padding: 2rem;
    box-shadow: 0 1px 0 rgb(255 255 255 / .1), inset 0 3px 3px rgb(0 0 0 / .5)
}

ul.m-list {
    margin: 0;
    padding: 0;
    list-style: none
}

ul.m-list li {
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: #00384a;
    padding: .8rem 1rem;
    margin: .5rem 0;
    border-radius: .4rem;
    border: 1px solid #333;
    color: #ccc;
    transition: background .3s, border-color .3s
}

ul.m-list li:hover {
    background: #003a42;
    border-color: #00acc1
}

ul.m-list li span:first-child {
    font-weight: 600;
    color: #fff;
    font-size: 1.1rem
}

ul.m-list li span:last-child {
    display: inline-flex;
    align-items: center;
    color: #fff;
    font-size: 1rem
}

ul.m-list li span:last-child:before {
    content: "";
    display: inline-block;
    background: #ff0000;
    width: .5rem;
    height: .5rem;
    border-radius: 50%;
    margin-right: .5rem
}

.main img {
    width: 100%;
    border-radius: 8px;
    margin-top: 1rem
}

.site-footer {
    background: #1c4654;
    color: #000;
    text-align: center;
    padding: 20px 10px;
    margin-top: 40px;
    border-top: 2px solid #000
}

@media (max-width:768px) {
    body {
        font-size: 15px;
        padding: 10px
    }
    article {
        padding: 15px
    }
    h1 {
        font-size: 24px
    }
    h2 {
        font-size: 20px
    }
    h3 {
        font-size: 18px
    }
}