* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    font-size: 15.5px;
    background-color: #121212;
    color: #ffffff;
    line-height: 1.5;
    
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.container {
    width: 100%;
    max-width: 1000px;
    margin: 0 auto;
    padding: 0 15px;
}

a {
    color: #2196f3;
    text-decoration: none;
}


header {
    background-color: #0a0a0a;
    padding: 20px 0;
    border-bottom: 1px solid #333333;
}

header h1 {
    font-size: 24px;
    font-weight: normal;
}

nav {
    margin-top: 10px;
}

nav a {
    margin-right: 20px;
    color: #b3b3b3;
}

nav a.active {
    color: #ffffff;
}

main {
    padding: 30px 0;
    flex: 1;
}

section {
    margin-bottom: 40px;
}

h2 {
    font-size: 24px;
    margin-bottom: 20px;
    font-weight: normal;
}

h3 {
    font-size: 20px;
    margin: 25px 0 15px;
    font-weight: normal;
}

p {
    margin-bottom: 15px;
}

ul {
    list-style-type: disc;
    margin-left: 25px;
    margin-bottom: 20px;
}

li {
    margin-bottom: 10px;
}

.app-screenshot {
    margin: 30px 0;
    text-align: center;
}

.app-screenshot img {
    max-width: 100%;
    border-radius: 5px;
    border: 1px solid #333333;
}


.download-buttons {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-bottom: 30px;
}

.download-btn {
    display: inline-block;
    background-color: #2196f3;
    color: white;
    padding: 12px 20px;
    border-radius: 3px;
    text-align: center;
    margin-right: 10px;
    margin-bottom: 10px;
}

.download-btn:hover {
    background-color: #0d8aeb;
}

/* О проекте */
.about-content, .legal-content {
    background-color: #1e1e1e;
    padding: 20px;
    border-radius: 5px;
    border: 1px solid #333333;
}

.last-updated {
    color: #b3b3b3;
    font-style: italic;
    margin-bottom: 20px;
}

/* Подвал */
footer {
    background-color: #0a0a0a;
    padding: 20px 0;
    border-top: 1px solid #333333;
    /* margin-top: 50px; -- удалено */
}

.footer-links {
    margin-top: 10px;
}

.footer-links a {
    margin-right: 15px;
}

/* Адаптивность */
@media (min-width: 768px) {
    header .container {
        display: flex;
        justify-content: space-between;
        align-items: center;
    }
    
    nav {
        margin-top: 0;
    }
    
    .download-buttons {
        flex-direction: row;
    }
}