@font-face {
    font-family:Charter;
    src: url(../fonts/charter-regular.otf);
    font-style:normal;
    font-weight:400;
}
@font-face {
    font-family:Charter;
    src: url(../fonts/charter-italic.otf);
    font-style:italic;
    font-weight:400;
}
@font-face {
    font-family:Charter;
    src: url(../fonts/charter-bold.otf);
    font-style:normal;
    font-weight:700;
}
@font-face {
    font-family:Charter;
    src: url(../fonts/charter-bold-italic.otf);
    font-style:italic;
    font-weight:700;
}

:root {
    font-size: 18px;
    --white40:#A5A3A5;
    --white20:#3A3539;
    --white10:#FFFFFF;
    scroll-behavior: smooth;
}

body {
    color: var(--white10);
    font-family:'nunito', sans-serif;
    background: #251F24;
    margin: 0;
}

.header-content {
    /* position:relative;
    inset-block-start: 65px; */
    padding-inline:20px ;
}


header { 
    font-size: 14px;
    color: var(--white10);
    margin-block-start: 20px;
    /* inset-inline-start: -208px; */
    /* inline-size: 188px; */
}

header a {
    color: var(--white40);
    text-decoration: none;
}

header li {
    color: var(--white40);
    margin-block-end: 16px;
}
header a:hover {
    color: var(--white10);
}

hr {
border-color :#616161;
margin-block: 40px;
}

nav details summary {
    font-weight: bold;
    scroll-behavior: smooth;
}

h1 {
    font-size: 40px;
    font-weight: bold;
    margin-block-start: 20px;
    margin-block-end: 16px;
}

h2 {
    font-size: 32px;
    font-weight: bold;
    margin-block: 40px;
}

h3 {
    color: var(--white10);
    font-size: 24px;
    font-weight: 600;
    margin-block: 16px;
}
p {
    color: var(--white40);
}
pre {
    background: var(--white20);
    padding:40px;
    overflow: auto;
    border-radius: 8px;
    border: 10px solid #5551ff;
    box-shadow: -10px 10px 0 0 #ABAAF6;
    margin-block-end: 30px;
}

blockquote { 
    margin-block-start: 80px;
    margin-block-end: 63px;
    background-color: var(--white20);
    border-radius:8px;
    line-height: 32px;
    font-size: 24px;
    padding-inline: 24px;
    padding-block: 24px;
}

blockquote p {
    color: var(--white10);
}

.hero {
    background: linear-gradient(96.07deg, #314755 30.63%, #26A0DA 102.18%);
    /* background-image: linear-radient(to top, rgba(255, 255, 255, .3), transparent), url(../images/patron.png); */
    block-size:  50px;
}

.section-content img{
    margin-block-start: 40px;
    display: block;
    max-inline-size: 100%;
}

.section-content {
    counter-reset: titlelist;
}

/* .section-content h3::after {
    content: '';
    width: 32px;
    height: 4px;
    background: var(--white10);
    display: inline-block;
} */
.section-content h3::before {
    content: counter(titlelist, decimal) '. ' ;

}
.section-content h3 {
    counter-increment: titlelist;
}

.wrapper {
    /* border: 1px solid blue; */
    max-inline-size: 902px;
    margin: auto;
}
    
.main-content {
    padding-inline: 16px;
}

.slider-container {
    display: block;
    overflow: auto;
    scroll-behavior:smooth;
    white-space: nowrap;
    font-size: 0;
}

.video {
    margin: 0;
    /* border: 1px solid blue; */
    display: inline-block;
    inline-size: 100%;
    block-size: auto;
    aspect-ratio: 16/9;
}

.slider-bullet-list{
    text-align: center;
    margin-block-start: 10px;
}

.slider-bullet{
    display: inline-block;
    inline-size: 15px;
    block-size: 15px;
    background-color: white;
    border-radius: 50%;
}

.form input{
    width: 100%;
    border: 1px solid var(--white10);
    background: var(--white20);
    border-radius: 8px;
    padding-inline:16px;
    padding-block: 12px;
    color: var(--white10);
    box-sizing: border-box;
    font-size: 16px;
    display: block;
    margin-block-end:24px;
}

.form input[type="submit"] {
    background: #157EFB;    
    border: none;
}

.form input::-webkit-input-placeholder {
color: var(--white40);
}

@media screen and (min-width:1366px) {
    .hero {
    block-size:  350px;
    }
    .header { 
        position: sticky;
        inset-block-start: -45px;
    }  
    .header-content {
        position:relative;
        inset-block-start: 55px;
        padding-inline:0px ;
    }
    header { 
        position: absolute;
        inset-block-start: 0;
        inset-inline-start: -208px;
        inline-size: 188px;
    }

    h1 {
        font: 60px;
        margin-block-start: 64px;
    }
}