/* Docs: the site's design system (harbor.css) as a three-column reading layout. */
body.docs { background: var(--bg); }

/* ---- Top bar ---- */
.dtop { position: sticky; top: 0; z-index: 10; display: flex; align-items: center; gap: 14px; height: 60px; padding: 0 20px;
        background: color-mix(in srgb, var(--bg) 86%, transparent); backdrop-filter: blur(12px); border-bottom: 1px solid var(--line); }
.dtop .brand { font-size: 16px; }
.dtop-docs { color: var(--muted); padding: 3px 8px; border: 1px solid var(--line-2); border-radius: 6px; transition: color .15s, background-color .15s; }
.dtop-docs:hover { color: var(--text); background: var(--line); }
.dtop-links { display: flex; gap: 20px; margin-left: auto; color: var(--muted); font-size: 14px; }
.dtop-links a:hover { color: var(--text); }

/* ---- Shell ---- */
.dshell { display: grid; grid-template-columns: 250px minmax(0, 1fr) 220px; max-width: 1360px; margin: 0 auto; }
.dnav { position: sticky; top: 60px; height: calc(100vh - 60px); overflow-y: auto; padding: 26px 18px 40px 22px; border-right: 1px solid var(--line); }
.dnav-mobile { display: none; }
.dnav-sec { margin-bottom: 24px; }
.dnav-sec .mono { color: var(--dim); margin: 0 0 8px 10px; }
.dnav-sec a { display: block; padding: 6px 10px; border-radius: 6px; color: var(--muted); font-size: 14px; transition: background .12s, color .12s; }
.dnav-sec a:hover { color: var(--text); }
.dnav-sec a.on { background: var(--line); color: var(--text); }
.dmain { min-width: 0; padding: 44px 56px 96px; }
.dtoc { position: sticky; top: 60px; height: calc(100vh - 60px); overflow-y: auto; padding: 44px 20px 40px 8px; font-size: 13px; }
.dtoc .mono { color: var(--dim); margin-bottom: 10px; }
.dtoc a { display: block; padding: 4px 0 4px 10px; color: var(--muted); border-left: 1px solid var(--line); line-height: 1.4; }
.dtoc a.d3 { padding-left: 22px; }
.dtoc a:hover { color: var(--text); }
.dtoc a.on { color: var(--text); border-left-color: var(--signal); }

/* ---- Prose ---- */
.prose { max-width: 760px; font-size: 15.5px; line-height: 1.7; }
.prose h1 { font-size: 40px; line-height: 1.1; letter-spacing: -.04em; font-weight: 400; margin: 0 0 14px; }
.prose .lede { font-size: 18px; color: var(--muted); margin: 0 0 34px; line-height: 1.55; }
.prose h2 { font-size: 24px; letter-spacing: -.025em; font-weight: 500; margin: 52px 0 14px; padding-top: 22px; border-top: 1px solid var(--line); scroll-margin-top: 76px; }
.prose h3 { font-size: 17px; font-weight: 500; letter-spacing: -.01em; margin: 32px 0 10px; scroll-margin-top: 76px; }
.prose h2 .anchor, .prose h3 .anchor { color: inherit; }
.prose h2 .anchor:hover::after, .prose h3 .anchor:hover::after { content: " #"; color: var(--dim); }
.prose p, .prose ul, .prose ol { margin: 0 0 16px; color: color-mix(in srgb, var(--text) 86%, var(--muted)); }
.prose ul, .prose ol { padding-left: 22px; }
.prose li { margin: 5px 0; }
.prose li::marker { color: var(--dim); }
.prose a { color: var(--text); text-decoration: underline; text-decoration-color: var(--line-2); text-underline-offset: 3px; }
.prose a:hover { text-decoration-color: var(--signal); }
.prose h2 a.anchor, .prose h3 a.anchor { text-decoration: none; }
.prose strong { font-weight: 600; color: var(--text); }
.prose :not(pre) > code { font: 13px var(--mono); background: var(--line); border: 1px solid var(--line); border-radius: 5px; padding: 1px 5px; }
.prose hr { border: 0; border-top: 1px solid var(--line); margin: 36px 0; }
.prose blockquote { margin: 0 0 18px; padding: 12px 16px; border: 1px solid var(--line); border-left: 2px solid var(--signal); border-radius: 0 8px 8px 0; background: var(--panel); }
.prose blockquote p { margin: 0; color: var(--muted); }
.prose .table-wrap { overflow-x: auto; margin: 0 0 20px; border: 1px solid var(--line); border-radius: 10px; }
.prose table { width: 100%; border-collapse: collapse; font-size: 14px; }
.prose th { text-align: left; font: 400 12px var(--mono); color: var(--dim); padding: 9px 14px; border-bottom: 1px solid var(--line); background: var(--panel); }
.prose td { padding: 10px 14px; border-bottom: 1px solid var(--line); vertical-align: top; line-height: 1.55; }
.prose tr:last-child td { border-bottom: 0; }
.prose td code { white-space: nowrap; }

/* ---- Code windows (always dark, like the site) ---- */
.prose .code { margin: 0 0 20px; background: var(--win); border: 1px solid var(--win-line); border-radius: 10px; overflow: hidden; }
.code-bar { display: flex; align-items: center; gap: 10px; min-height: 36px; padding: 0 8px 0 14px; border-bottom: 1px solid var(--win-line); font-size: 12px; }
.code-bar .mono { color: #71717a; }
.code-bar .tablist { display: flex; gap: 2px; }
.code-bar .tablist button { font: 12px var(--mono); color: #71717a; background: none; border: 0; padding: 9px 8px; cursor: pointer; border-bottom: 1px solid transparent; margin-bottom: -1px; }
.code-bar .tablist button:hover { color: #d4d4d8; }
.code-bar .tablist button.on { color: var(--win-text); border-bottom-color: var(--signal); }
.code-bar .copy { margin-left: auto; font: 11px var(--mono); color: #a1a1aa; background: #222226; border: 1px solid var(--win-line); border-radius: 6px; padding: 3px 8px; cursor: pointer; }
.code-bar .copy:hover { color: #fafafa; }
.prose .code pre { margin: 0; padding: 16px 18px; font: 13px/1.7 var(--mono); color: #d4d4d8; overflow-x: auto; }
.code .k { color: var(--signal); } .code .c { color: #71717a; } .code .s { color: #fafafa; } .code .p { color: #a1a1aa; } .code .v { color: #fafafa; font-weight: 500; } .code .n { color: #fafafa; }

/* ---- Components used in pages ---- */
.flow { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); border-radius: 12px; overflow: hidden; margin: 8px 0 28px; }
.flow > div { background: var(--panel); padding: 16px 16px 18px; }
.flow .mono { color: var(--signal); display: block; margin-bottom: 8px; }
.flow b { display: block; font-weight: 500; margin-bottom: 4px; color: var(--text); }
.flow span { color: var(--muted); font-size: 13.5px; line-height: 1.5; display: block; }
.cards { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin: 0 0 24px; }
.cards a { display: block; text-decoration: none !important; border: 1px solid var(--line); border-radius: 10px; padding: 16px 18px; background: var(--panel); transition: border-color .15s, background-color .15s; }
.cards a:hover { border-color: var(--line-2); background: var(--raised); }
.cards b { display: block; font-weight: 500; color: var(--text); margin-bottom: 3px; }
.cards span { color: var(--muted); font-size: 14px; line-height: 1.5; display: block; }
.endpoint { display: flex; gap: 10px; align-items: center; font: 13.5px var(--mono); margin: 0 0 14px; padding: 10px 12px; border: 1px solid var(--line); border-radius: 8px; background: var(--panel); overflow-x: auto; white-space: nowrap; }
.endpoint .m { font-weight: 500; font-size: 11.5px; padding: 2px 7px; border-radius: 5px; background: var(--line-2); color: var(--text); }
.endpoint .m.post { background: var(--signal-soft); color: var(--signal); }
.endpoint .auth { margin-left: auto; color: var(--dim); font-size: 12px; }

.pager { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-top: 64px; }
.pager a { display: block; text-decoration: none !important; border: 1px solid var(--line); border-radius: 10px; padding: 14px 16px; font-weight: 500; }
.pager a:hover { border-color: var(--line-2); background: var(--panel); }
.pager a .mono { display: block; color: var(--dim); font-weight: 400; margin-bottom: 3px; }
.pager a.next { text-align: right; grid-column: 2; }

.toast { position: fixed; bottom: 18px; left: 50%; transform: translateX(-50%); z-index: 30; background: var(--text); color: var(--bg); padding: 8px 14px; border-radius: 8px; font-size: 13px; animation: rise .5s cubic-bezier(.16,1,.3,1) both; }

@media (max-width: 1180px) {
  .dshell { grid-template-columns: 230px minmax(0, 1fr); }
  .dtoc { display: none; }
  .dmain { padding: 40px 40px 80px; }
}
@media (max-width: 820px) {
  .dshell { grid-template-columns: 1fr; }
  .dtop { padding: 0 16px; gap: 10px; }
  .dtop-links { display: none; }
  .dtop .theme { margin-left: auto; }
  .dnav { position: static; height: auto; border-right: 0; border-bottom: 1px solid var(--line); padding: 10px 16px; }
  .dnav-mobile { display: block; }
  .dnav-mobile summary:hover { color: var(--text); }
  .dnav-mobile summary { cursor: pointer; font-size: 14px; padding: 6px 0; color: var(--muted); }
  .dnav-list { display: none; padding-top: 10px; }
  .dnav.open .dnav-list { display: block; }
  .dmain { padding: 28px 16px 64px; }
  .prose h1 { font-size: 32px; }
  .flow, .cards { grid-template-columns: 1fr; }
}