@import url('https://api.fontshare.com/v2/css?f[]=satoshi@300,400,500,600,700,800,900&display=swap');

html, body, div, span, applet, object, iframe,
h1, h2, h3, h4, h5, h6, p, blockquote, pre,
a, abbr, acronym, address, big, cite, code,
del, dfn, em, img, ins, kbd, q, s, samp,
small, strike, strong, sub, sup, tt, var,
b, u, i, center,
dl, dt, dd, ol, ul, li,
fieldset, form, label, legend,
table, caption, tbody, tfoot, thead, tr, th, td,
article, aside, canvas, details, embed, 
figure, figcaption, footer, header, hgroup, 
menu, nav, output, ruby, section, summary,
time, mark, audio, video {
    margin: 0;
    padding: 0;
    border: 0;
    font-size: 100%;
    vertical-align: baseline;
    font-family: 'Satoshi', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
}

*{
    font-family: 'Satoshi', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
}

article, aside, details, figcaption, figure, 
footer, header, hgroup, menu, nav, section {
    display: block;
}

body {
    line-height: 1;
}

ol, ul {
    list-style: none;
}

blockquote, q {
    quotes: none;
}

blockquote:before, blockquote:after,
q:before, q:after {
    content: '';
    content: none;
}

table {
    border-collapse: collapse;
    border-spacing: 0;
}



h1, .h1 {
    font-size: 48px;
    font-weight: 600;
    line-height: 1.2;
    letter-spacing: -0.5px;
    margin-bottom: 24px;
}

h2, .h2 {
    font-size: 36px;
    font-weight: 600;
    line-height: 1.3;
    letter-spacing: -0.25px;
    margin-bottom: 20px;
}

h3, .h3 {
    font-size: 28px;
    font-weight: 500;
    line-height: 1.4;
    letter-spacing: 0;
    margin-bottom: 16px;
}

h4, .h4 {
    font-size: 22px;
    font-weight: 500;
    line-height: 1.4;
    letter-spacing: 0.15px;
    margin-bottom: 12px;
}

h5, .h5 {
    font-size: 18px;
    font-weight: 500;
    line-height: 1.5;
    letter-spacing: 0.15px;
    margin-bottom: 8px;
}

h6, .h6 {
    font-size: 16px;
    font-weight: 600;
    line-height: 1.5;
    letter-spacing: 0.1px;
    margin-bottom: 8px;
    text-transform: uppercase;
}

a {
    text-decoration: none;
    color: inherit;
}

a:hover {
    text-decoration: none;
}
/* Кнопка "Наверх" */
.scroll-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 56px;
    height: 56px;
    background: #2a254b;
    color: white;
    border: none;
    border-radius: 50%;
    font-size: 24px;
    cursor: pointer;
    box-shadow: 0 4px 12px rgba(0,0,0,0.3);
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
}

.scroll-top.visible {
    opacity: 1;
    visibility: visible;
}

.scroll-top:hover {
    background: #484464;
    transform: scale(1.1);
}

.scroll-top:active {
    transform: scale(0.95);
}

/* Для мобильных устройств */
@media (max-width: 768px) {
    .scroll-top {
        width: 52px;
        height: 52px;
        bottom: 20px;
        right: 20px;
        font-size: 22px;
    }
}