/* Standalone "Read more" pages, styled as a Win98 window on the desktop */
body.article-page {
    background: #008080;
    margin: 0;
    padding: 2rem 1rem;
    font-family: "MS Sans Serif", "Microsoft Sans Serif", Arial, sans-serif;
}

.article-window {
    max-width: 900px;
    margin: 0 auto;
    background: #c0c0c0;
    padding: 3px;
    box-shadow: inset -1px -1px #0a0a0a, inset 1px 1px #dfdfdf, inset -2px -2px #808080, inset 2px 2px #fff;
}

.article-titlebar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: linear-gradient(90deg, #000b7c, #1084d0);
    color: #fff;
    font-size: 11px;
    font-weight: 700;
    padding: 3px 3px 3px 6px;
}

.article-close {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 16px;
    height: 14px;
    background: #c0c0c0;
    color: #000;
    font-size: 11px;
    font-weight: 700;
    text-decoration: none;
    box-shadow: inset -1px -1px #0a0a0a, inset 1px 1px #fff, inset -2px -2px #808080, inset 2px 2px #dfdfdf;
}

.article-menu {
    display: flex;
    gap: 1rem;
    font-size: 12px;
    padding: 4px 6px;
    border-bottom: 1px solid #808080;
    box-shadow: 0 1px 0 #fff;
}

.article-menu a {
    color: #000;
    text-decoration: none;
}

.article-menu a:hover {
    text-decoration: underline;
}

.article-content {
    background: #fff;
    margin-top: 3px;
    padding: 2rem 2.25rem 3rem;
    box-shadow: inset 1px 1px #808080, inset -1px -1px #dfdfdf;
    font-family: "Open Sans", "Source Sans Pro", "Helvetica Neue", Helvetica, Arial, sans-serif;
    color: #222;
    font-size: 15px;
    line-height: 1.7;
}

.article-content > * {
    max-width: 760px;
    margin-left: auto;
    margin-right: auto;
}

.article-content h1 {
    color: #000080;
    font-size: 1.5rem;
    line-height: 1.3;
    margin-top: 0;
    margin-bottom: 0.5rem;
}

.article-content h2 {
    color: #000080;
    font-size: 1.15rem;
    margin-top: 2rem;
    margin-bottom: 0.5rem;
    padding-bottom: 0.3rem;
    border-bottom: 1px solid #808080;
    box-shadow: 0 1px 0 #dfdfdf;
}

.article-meta {
    color: #666;
    font-size: 13px;
    margin-bottom: 1.25rem;
}

.article-tldr,
.article-formula {
    box-sizing: border-box;
}

.article-tldr {
    background: #ffffe1;
    border: 1px solid #808080;
    padding: 0.75rem 1rem;
}

.article-formula {
    text-align: center;
    font-family: Cambria, Georgia, "Times New Roman", serif;
    font-size: 1.2rem;
    padding: 0.6rem 1rem;
    background: #f4f4f4;
    border: 1px solid #c0c0c0;
    overflow-x: auto;
}

.article-content p,
.article-content li {
    font-weight: 300;
    color: #333;
}

.article-content strong {
    font-weight: 600;
    color: #111;
}

.article-content ul {
    padding-left: 1.25rem;
}

.article-content a {
    color: #0000ff;
}

/* Sunken Win98 frame around figures */
.article-content figure {
    margin: 1.5rem auto;
}

.article-content figure img {
    display: block;
    width: 100%;
    height: auto;
    padding: 3px;
    box-sizing: border-box;
    border: 2px solid;
    border-color: #808080 #dfdfdf #dfdfdf #808080;
    box-shadow: inset 1px 1px 0 #000;
}

.article-content figure.narrow img {
    max-width: 560px;
    margin: 0 auto;
}

.article-video {
    position: relative;
    aspect-ratio: 16 / 9;
    padding: 3px;
    border: 2px solid;
    border-color: #808080 #dfdfdf #dfdfdf #808080;
    box-shadow: inset 1px 1px 0 #000;
    background: #000;
    box-sizing: border-box;
}

.article-video iframe {
    display: block;
    width: 100%;
    height: 100%;
    border: 0;
}

.article-figure-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

.article-figure-row figure {
    margin: 1rem 0;
}

@media (max-width: 640px) {
    .article-figure-row {
        grid-template-columns: 1fr;
    }
}

.article-content figcaption {
    font-size: 13px;
    color: #666;
    text-align: center;
    margin-top: 0.5rem;
}

.article-content table {
    border-collapse: collapse;
    font-size: 14px;
    margin: 1rem auto;
}

.article-content th,
.article-content td {
    border: 1px solid #c0c0c0;
    padding: 0.4rem 0.9rem;
    text-align: center;
}

.article-content th {
    background: #c0c0c0;
    font-family: "MS Sans Serif", "Microsoft Sans Serif", Arial, sans-serif;
    font-size: 12px;
    font-weight: 400;
    box-shadow: inset -1px -1px #808080, inset 1px 1px #fff;
}

.article-content td.best {
    font-weight: 600;
}

.article-links {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.article-back,
.article-links a {
    display: inline-block;
    font-family: "MS Sans Serif", "Microsoft Sans Serif", Arial, sans-serif;
    font-size: 12px;
    color: #000 !important;
    text-decoration: none;
    padding: 4px 12px;
    background: #c0c0c0;
    box-shadow: inset -1px -1px #0a0a0a, inset 1px 1px #fff, inset -2px -2px #808080, inset 2px 2px #dfdfdf;
}

.article-back {
    margin-top: 2rem;
}

@media (max-width: 640px) {
    body.article-page {
        padding: 0;
    }

    .article-content {
        padding: 1.25rem 1rem 2rem;
    }

    .article-content table {
        font-size: 13px;
    }

    .article-content th,
    .article-content td {
        padding: 0.35rem 0.5rem;
    }
}