/* The Magnum Guide's pages (magnum-release guide): the homepage's look (home.css: the app's Light
   theme, its bar and footer), a list of chapters beside a reading column. */

.guide {
    display: grid;
    gap: 48px;
    padding-top: clamp(32px, 5vw, 56px);
    padding-bottom: clamp(72px, 9vw, 112px);
}
@media (min-width: 861px) {
    .guide {
        grid-template-columns: 232px minmax(0, 1fr);
        gap: 64px;
        align-items: start;
    }
}

/* the bar's Guide link: this page */
.top .nav-link[aria-current="page"] { color: var(--ink); background: var(--alu-lo); }

/* ---------- the chapters ---------- */

.guide-nav { font-size: 15px; }
@media (min-width: 861px) {
    .guide-nav {
        position: sticky;
        top: 88px;
        max-height: calc(100vh - 104px);
        overflow-y: auto;
        margin: -4px;
        padding: 4px;
    }
}
.guide-title {
    display: flex;
    align-items: baseline;
    gap: 10px;
    margin-bottom: 14px;
}
.guide-title a {
    font-weight: 600;
    color: var(--ink);
    text-decoration: none;
}
.guide-version {
    font-family: var(--mono);
    font-size: 13px;
    color: var(--ink-3);
}
.guide-search {
    width: 100%;
    height: 40px;
    margin-bottom: 8px;
    padding: 0 12px;
    border: 0;
    border-radius: 10px;
    background: var(--sheet);
    box-shadow: 0 0 0 1px var(--line-soft), 0 1px 2px rgba(42, 24, 16, 0.06);
    color: var(--ink);
    font: 400 15px/1 var(--sans);
}
.guide-search::placeholder { color: var(--ink-3); }
.guide-search:focus { outline: none; box-shadow: 0 0 0 2px var(--signal); }
.guide-nav h2 {
    margin: 20px 0 6px;
    font: 500 12px/1.3 var(--mono);
    letter-spacing: 0.04em;
    text-transform: uppercase;
    color: var(--ink-3);
}
.guide-nav ul { display: grid; gap: 1px; }
.guide-nav li a {
    display: block;
    margin: 0 -10px;
    padding: 6px 10px;
    border-radius: 8px;
    color: var(--ink-2);
    text-decoration: none;
    line-height: 1.35;
}
.guide-nav li a:hover { color: var(--ink); background: var(--alu-lo); }
.guide-nav li a[aria-current="page"] {
    color: var(--ink);
    font-weight: 500;
    background: var(--sheet);
    box-shadow: 0 1px 2px rgba(42, 24, 16, 0.12);
}

/* On a phone the chapter comes first; the list of chapters after it. */
@media (max-width: 860px) {
    .guide-nav {
        order: 2;
        padding-top: 32px;
        border-top: 1px solid var(--line);
    }
}

/* ---------- a chapter ---------- */

.guide-article {
    min-width: 0;
    max-width: 720px;
    font-size: 17px;
    line-height: 1.65;
    color: var(--ink-2);
}
.guide-group {
    margin-bottom: 12px;
    font: 500 13px/1.3 var(--mono);
    letter-spacing: 0.04em;
    text-transform: uppercase;
    color: var(--signal-ink);
}
.guide-article h1 {
    margin-bottom: 24px;
    font-size: clamp(34px, 4.4vw, 48px);
    line-height: 1.06;
    font-weight: 600;
    letter-spacing: -0.024em;
    color: var(--ink);
    text-wrap: balance;
}
.guide-article h2 {
    margin: 44px 0 12px;
    font-size: 24px;
    line-height: 1.25;
    letter-spacing: -0.012em;
    color: var(--ink);
}
.guide-article h3 {
    margin: 28px 0 8px;
    color: var(--ink);
}
.guide-article p,
.guide-article ul,
.guide-article ol,
.guide-article table,
.guide-article pre { margin: 0 0 16px; }
.guide-article ul { list-style: disc; padding-left: 22px; }
.guide-article ol { list-style: decimal; padding-left: 22px; }
.guide-article li + li { margin-top: 6px; }
.guide-article li::marker { color: var(--ink-3); }
.guide-article strong { font-weight: 600; color: var(--ink); }
.guide-article a {
    color: var(--ink);
    text-decoration: underline;
    text-decoration-color: var(--peri);
    text-decoration-thickness: 1.5px;
    text-underline-offset: 3px;
}
.guide-article a:hover { color: var(--signal-ink); text-decoration-color: currentColor; }
.guide-article code { color: var(--ink); }
.guide-article pre {
    padding: 14px 18px;
    overflow-x: auto;
    border-radius: 12px;
    background: var(--sheet);
    box-shadow: var(--shadow-plate);
    line-height: 1.5;
}
.guide-article pre code { padding: 0; background: none; }
.guide-article table {
    display: block;
    max-width: 100%;
    overflow-x: auto;
    border-collapse: collapse;
    font-size: 16px;
    line-height: 1.5;
}
.guide-article th,
.guide-article td {
    padding: 10px 20px 10px 0;
    border-bottom: 1px solid var(--line);
    text-align: left;
    vertical-align: top;
}
.guide-article th { font-weight: 600; color: var(--ink); border-bottom-color: var(--ink-3); }
.guide-article blockquote {
    margin: 0 0 16px;
    padding: 2px 0 2px 18px;
    border-left: 3px solid var(--peri);
}

/* before and after */
.guide-pager {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
    margin-top: 64px;
}
.guide-pager a {
    display: block;
    padding: 16px 20px;
    border-radius: 12px;
    background: var(--sheet);
    box-shadow: var(--shadow-plate);
    font-size: 16px;
    font-weight: 500;
    color: var(--ink);
    text-decoration: none;
}
.guide-pager a:hover { color: var(--signal-ink); }
.guide-pager .next { grid-column: 2; text-align: right; }

/* ---------- the Guide's first page ---------- */

.guide-article .display { margin-bottom: clamp(32px, 4vw, 48px); }
.guide-contents { margin-top: 36px; }
.guide-article .guide-contents h2 { margin: 0 0 14px; font: 500 13px/1.3 var(--mono); letter-spacing: 0.04em; text-transform: uppercase; color: var(--ink-3); }
.guide-article .guide-cards {
    display: grid;
    gap: 12px;
    margin: 0 0 40px;
    padding: 0;
    list-style: none;
}
@media (min-width: 640px) {
    .guide-article .guide-cards { grid-template-columns: 1fr 1fr; }
}
.guide-article .guide-cards li + li { margin-top: 0; }
.guide-cards a {
    display: block;
    height: 100%;
    padding: 18px 20px;
    border-radius: 12px;
    background: var(--sheet);
    box-shadow: var(--shadow-plate);
    color: var(--ink-2);
    text-decoration: none;
    font-size: 15px;
    line-height: 1.5;
}
.guide-cards a:hover .guide-card-title { color: var(--signal-ink); }
.guide-card-title {
    display: block;
    margin-bottom: 6px;
    font-size: 17px;
    font-weight: 600;
    color: var(--ink);
}