:root {
    color-scheme: light;
    --bg: #f5f3ef;
    --text: #1f2428;
    --muted: #5d666f;
    --line: #d7d1c7;
    --panel: #ffffff;
    --accent: #1c5d99;
    --accent-dark: #123f69;
    --soft: #ece7de;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: Arial, sans-serif;
    color: var(--text);
    background: var(--bg);
    line-height: 1.58;
}

a {
    color: var(--accent);
}

a:hover,
a:focus {
    color: var(--accent-dark);
}

.site-header,
.blog-shell,
.site-footer {
    max-width: 840px;
    margin: 0 auto;
    padding: 0 24px;
}

.site-header {
    padding-top: 52px;
    padding-bottom: 30px;
}

.back {
    display: inline-block;
    margin-bottom: 26px;
    font-size: 14px;
}

h1 {
    margin: 0 0 10px;
    font-size: 40px;
    line-height: 1.1;
    letter-spacing: 0;
}

.intro {
    max-width: 680px;
    margin: 0;
    color: var(--muted);
    font-size: 18px;
}

.blog-shell {
    padding-bottom: 52px;
}

.site-footer {
    padding-bottom: 40px;
    color: var(--muted);
    font-size: 14px;
}

.post-list {
    display: grid;
    gap: 22px;
}

.post {
    padding: 28px;
    border: 1px solid var(--line);
    border-radius: 6px;
    background: var(--panel);
}

.post-header {
    padding-bottom: 18px;
    margin-bottom: 22px;
    border-bottom: 1px solid var(--line);
}

.post-meta {
    margin: 0 0 8px;
    color: var(--muted);
    font-size: 14px;
}

.post h2 {
    margin: 0 0 10px;
    font-size: 30px;
    line-height: 1.2;
    letter-spacing: 0;
}

.post-summary {
    margin: 0;
    color: var(--muted);
    font-size: 17px;
}

.post-body h3 {
    margin: 28px 0 8px;
    font-size: 21px;
    line-height: 1.25;
    letter-spacing: 0;
}

.post-body p,
.post-body ul,
.post-body ol,
.post-body figure {
    margin: 0 0 18px;
}

.post-body ul,
.post-body ol {
    padding-left: 24px;
}

.post-body li + li {
    margin-top: 6px;
}

.post-body img {
    display: block;
    max-width: 100%;
    height: auto;
    border-radius: 6px;
}

.post-body figure {
    padding: 14px;
    border: 1px solid var(--line);
    border-radius: 6px;
    background: var(--soft);
}

.post-body figcaption {
    margin-top: 10px;
    color: var(--muted);
    font-size: 14px;
}

.post-body blockquote {
    margin: 22px 0;
    padding: 4px 0 4px 18px;
    border-left: 4px solid var(--accent);
    color: var(--muted);
}

.load-status {
    min-height: 28px;
    margin: 24px 0 0;
    color: var(--muted);
    text-align: center;
}

.load-more {
    display: block;
    width: 100%;
    margin: 16px 0 0;
    padding: 12px 16px;
    border: 1px solid var(--accent);
    border-radius: 6px;
    color: var(--accent-dark);
    background: transparent;
    font: inherit;
    cursor: pointer;
}

.load-more:hover,
.load-more:focus {
    background: #ffffff;
}

@media (max-width: 620px) {
    .site-header,
    .blog-shell,
    .site-footer {
        padding-left: 18px;
        padding-right: 18px;
    }

    .site-header {
        padding-top: 36px;
    }

    h1 {
        font-size: 34px;
    }

    .post {
        padding: 22px;
    }

    .post h2 {
        font-size: 25px;
    }
}