/* Base Styles */
:root {
    --orange: #d7834f;
    --orange-darker-5: #d2743a;
    --blue: #007a7e;
    --font-color: #b3b1b1;
    --aside-font-color: #9a9797;
    --light-font-color: #bdbbb0;
    --light-font-color-darker-10: #a6a394;
    --light-font-color-darker-25: #817e6c;
    --light-font-color-darker-35: #666355;
    --light-font-color-darker-55: #2e2d26;
    --light-font-color-lighter-20: #ebebe8;
    --link-color: #d7834f;
    --nav-link-color: #979594;
    --link-hover-color: #e0a079;
    --fixed-width-font-color: #afa7a0;
    --button-bg-color: #dfddd554;
    --button-bg-hover-color: #dfddd599;
    --button-color: #dfddd599;
    --mark-bg-color: #898882;
    --mark-color: #d2d2d2;
    --base-border-color: #b3b2a7;
    --base-border-color-darker-8: #a09f91;
    --base-border-color-lighter-10: #cbcac2;
    --callout-color: #555555;
    --highlight-bg-color: #47412d;
    --pre-border: #494945;
    --black-3: #cccccc;
    --main-bg: #333333;
    --main-border: #5e5e5a;
    --sidebar-bg-color: #3d3d3a;
    --bg-color: #2a2a2aff;
    --no-changes-bg-color: #515150;
    --dropdown-active-bg-color: #515150;
    --versions-footer-bg-color: #1f1f1e;
    --search-border: #5e5e5a;
    --search-focus-border: #ceccc5;
    --logos-1: #696c69;
    --logos-2: #767675;
    --logos-3: #90908b;
    --logos-4: #a6a7a1;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    line-height: 1.6;
    color: var(--font-color);
    background-color: var(--bg-color);
}

a {
    color: var(--link-color);
    text-decoration: none;
    transition: color 0.2s ease;
}

a:hover {
    color: var(--link-hover-color);
}

img {
    max-width: 100%;
    height: auto;
}

/* Layout */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.header {
    background-color: var(--main-bg);
    border-bottom: 1px solid var(--main-border);
    padding: 1.5rem 0;
    margin-bottom: 2rem;
}

.header-content {
    text-align: center;
    margin-bottom: 1.5rem;
}

.site-title {
    color: var(--light-font-color-lighter-20);
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
}

.site-description {
    color: var(--light-font-color-darker-10);
    font-size: 1.1rem;
}

.main-content {
    display: flex;
    flex-wrap: wrap;
    gap: 2rem;
    margin-bottom: 3rem;
}

.posts, main {
    flex: 1 1 65%;
}

.sidebar, aside {
    flex: 1 1 30%;
    min-width: 250px;
}

.footer {
    background-color: var(--versions-footer-bg-color);
    padding: 2rem 0;
    text-align: center;
    border-top: 1px solid var(--main-border);
}

/* Navigation */
.main-nav {
    position: relative;
}

.nav-list {
    display: flex;
    justify-content: center;
    list-style: none;
    gap: 1.5rem;
}

.nav-link {
    color: var(--nav-link-color);
    font-weight: 500;
    padding: 0.5rem 0;
    position: relative;
}

.nav-link.active {
    color: var(--orange);
}

.nav-link:hover {
    color: var(--orange);
}

.mobile-menu-btn {
    display: none;
    background: none;
    border: 1px solid var(--base-border-color);
    color: var(--nav-link-color);
    font-size: 1.5rem;
    cursor: pointer;
    padding: 0.5rem;
	align-content: center;
}

/* Cards */
.card {
    background-color: var(--main-bg);
    border: 1px solid var(--main-border);
    border-radius: 5px;
    padding: 1.5rem;
    margin-bottom: 2rem;
}

.card-title {
    color: var(--light-font-color-lighter-20);
    font-size: 1.8rem;
    margin-bottom: 0.5rem;
}

.card-title {
    color: var(--light-font-color-lighter-20);
    font-size: 1.8rem;
    margin-bottom: 0.5rem;
}

/* Posts */
.post {
    background-color: var(--main-bg);
    border: 1px solid var(--main-border);
    border-radius: 5px;
    padding: 1.5rem;
    margin-bottom: 2rem;
}

.post-title {
    color: var(--light-font-color-lighter-20);
    font-size: 1.8rem;
    margin-bottom: 0.5rem;
}

.post-title a {
    color: inherit;
}

.post-title a:hover {
    color: var(--orange);
}

.post-meta {
    color: var(--light-font-color-darker-35);
    font-size: 0.9rem;
    margin-bottom: 1rem;
    display: flex;
    gap: 1rem;
}

.post-excerpt {
    color: var(--font-color);
    margin-bottom: 1rem;
}

.read-more {
    color: var(--orange);
    font-weight: 500;
    display: inline-block;
}

.read-more:hover {
    color: var(--orange-darker-5);
}

/* Sidebar */
.sidebar-widget {
    background-color: var(--sidebar-bg-color);
    border: 1px solid var(--main-border);
    border-radius: 5px;
    padding: 1.5rem;
    margin-bottom: 2rem;
}

.widget-title {
    color: var(--light-font-color-lighter-20);
    font-size: 1.3rem;
    margin-bottom: 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid var(--base-border-color);
}

.widget-content {
    color: var(--aside-font-color);
}

.category-list {
    list-style: none;
}

.category-list li {
    margin-bottom: 0.5rem;
}

.category-list a {
    color: var(--aside-font-color);
    display: block;
    padding: 0.3rem 0;
}

.category-list a:hover {
    color: var(--orange);
}

/* Forms */
.subscribe-form input {
    width: 100%;
    padding: 0.7rem;
    margin-bottom: 0.8rem;
    background-color: var(--main-bg);
    border: 1px solid var(--base-border-color);
    border-radius: 4px;
    color: var(--font-color);
}

.subscribe-form button {
    width: 100%;
    padding: 0.7rem;
    background-color: var(--button-bg-color);
    color: var(--light-font-color-lighter-20);
    border: 1px solid var(--base-border-color);
    border-radius: 4px;
    cursor: pointer;
    font-weight: 500;
    transition: background-color 0.2s ease;
}

.subscribe-form button:hover {
    background-color: var(--button-bg-hover-color);
}

/* Footer */
.footer-content {
    max-width: 800px;
    margin: 0 auto;
}

.social-links {
    margin-top: 1rem;
    display: flex;
    justify-content: center;
    gap: 1.5rem;
}

.social-links a {
    color: var(--aside-font-color);
}

.social-links a:hover {
    color: var(--orange);
}

/* Responsive */
@media (max-width: 768px) {
    .main-content {
        flex-direction: column;
    }

    .posts, .sidebar, main, aside {
        flex: 1 1 100%;
    }

    .nav-list {
        display: none;
        flex-direction: column;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background-color: var(--main-bg);
        padding: 1rem;
        border: 1px solid var(--main-border);
        border-radius: 0 0 5px 5px;
    }

    .nav-list.show {
        display: flex;
    }

    .mobile-menu-btn {
        display: block;
        margin: 0 auto;
    }

    .site-title {
        font-size: 2rem;
    }
}