body {
    margin: 0;
    padding: 0;
    font-family: 'Geist Mono', sans-serif;
    color:rgb(255, 255, 255);
    background-color: #1d1a1a;
    
}

                        /* шапка навигации */
header {
    background-color: transparent;
    padding: 10px 0;
    font-family: 'Geist Mono';
}

.nav-container {
    display: flex;
    justify-content:space-between;
    align-items: center;
    width: 100%;
    /* padding: 10px 5%; */
}

.logo-container {
    display: flex;
    align-items: center;
    margin-left: 30px;
}

.nav-links {
    display:flex;
    column-gap: 5px;
    margin-left: auto;  
}

.icon {
    width: 70px;
    height: 60px;
    margin-right: 25px;
    object-fit: contain;
    margin-top: -10px;
}

nav p {
    margin: 0;
    font-size: 1.2rem;
}

nav a {
    color: white;
    text-align: center;
    padding: 16px 30px;
    margin-right: 85px;
    text-decoration: none;
    transition: all 0.3s ease;
    white-space: nowrap;
    font-size: 19px;
}

nav a:hover {
    background-color: #111;
}

nav a:active {
    background-color: antiquewhite;
    color: #060606;
}
                        /* конец шапки навигации */

                        /* заглавная страница */
.hero-section {
    position: relative;
    width: 100%;
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    overflow: hidden;
    
    transition: 
        opacity 0.8s cubic-bezier(0.33, 1, 0.68, 1),
        transform 1s cubic-bezier(0.32, 0, 0.67, 0);
    will-change: opacity, transform;
}


.hero-content {
    text-align: center;
    padding: 40px;
    z-index: 2;
    transition: transform 0.5s ease;
}

.strikethrough {
    margin-top: -5%;
    margin-bottom: 30px;
    position: relative;
    display: inline-block;
    color: black;
    font-family: 'Geist Mono';
    font-size: 170px;
    opacity: 0.7;
    text-decoration: none;
}

.strikethrough::after {
    content: '';
    position: absolute;
    left: -20%;
    top: 50%;
    width: 140%;
    height: 7px;
    background: white;
    transform: translateY(-50%);
}

                            /* конец заглавной страницы */

/* основной контент */
.main-content {
    position: relative;
    z-index: 2;
    min-height: 100vh;
}

.img{
    width: 480px;
    height: 550px;
    float: right;
    box-shadow: #111;
    padding: 20px;
    margin: 100px 50px 50px 50px;
}
.content-section {
    padding: 80px 20px;
    max-width: 1200px;
    margin: 0 auto;
}

                                /* о нас */
.about-content{
    font-family: 'Geist Mono';
    font-size: 19px;
    color: aliceblue;
}

                                /* download button */
.button {
    background-color: #cfb2b2;
    border: none;
    border-radius: 8px;
    color: rgb(59, 28, 28);
    padding: 15px 32px;
    text-align: center;
    display: inline-block;
    font-size: 19px;
    font-family: 'Geist Mono';
    cursor: pointer;
    transition: all 0.3s ease;
    margin-top: 40px;
}

.button:hover {
    background-color: #57252e;
    box-shadow: 0 2px 5px rgba(0,0,0,0.2);
    color: white;
}

.button:active {
    transform: translateY(1px);
}

.download-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    max-width: 800px;
    margin: 20px auto;
    padding: 20px;
}

.download-text p {
    margin: 10px 0;
    color: rgb(255, 255, 255);
    font-size: 18px;
    font-family: 'Geist Mono';
}


                                /* контакты */
.contact-content{
    font-family: 'Geist Mono';
    font-size: 19px;
    color: aliceblue;
}

/* Футер */
footer {
    background-color: #171515;
    padding: 15px 30px;
}

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

.contact-content {
    display: flex;
    align-items: center;
    gap: 40px;
}

.logo-footer {
    display: flex;
    align-items: center;
    gap: 10px;
}

.email, .github {
    display: flex;
    align-items: center;
    gap: 10px;
    margin: 0;
    margin-left: 100px;
    
}

.img_footer {
    width: 30px;
    height: 30px;
}

.email a, .github a {
    color: #68d091;
    text-decoration: none;
    font-size: 16px;
    transition: color 0.3s ease;
    white-space: nowrap;
}

.email a:hover, .github a:hover {
    color: #ffffff;
    text-decoration: underline;
}

.github-links {
    display: flex;
    gap: 15px;
}