/* D9010 VmApp website. Silver and green on white. Square corners (2px at most), no shadows, no gradients, no script, no web fonts. */

:root {
  --bg: #ffffff;
  --panel: #f4f5f6;
  --line: #dcdfe2;
  --line-strong: #b9bec3;
  --text: #1c1f22;
  --soft: #5a6168;
  --accent: #1b7f4f;
  --accent-dark: #14613c;
  --on-accent: #ffffff;
  --note-bg: #eef6f1;
  --warn-bg: #f7f3e8;
  --warn-line: #8a6d1c;
  --code-bg: #f1f3f4;
  --radius: 2px;
  --wrap: 1240px;
  --read: 74ch;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-padding-top: 76px; }
body { margin: 0; background: var(--bg); color: var(--text); font: 16px/1.65 system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif; -webkit-font-smoothing: antialiased; }
a { color: var(--accent-dark); text-underline-offset: 3px; }
a:hover { text-decoration-thickness: 2px; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
img, svg { max-width: 100%; height: auto; }
.skip { position: absolute; left: -999px; top: 0; background: var(--accent); color: var(--on-accent); padding: 8px 14px; z-index: 20; }
.skip:focus { left: 8px; top: 8px; }
.wrap { max-width: var(--wrap); margin: 0 auto; padding: 0 24px; }
.small { font-size: .85rem; }

/* header */
.top { background: #fff; border-bottom: 1px solid var(--line); position: sticky; top: 0; z-index: 10; }
.top .in { max-width: var(--wrap); margin: 0 auto; padding: 0 24px; min-height: 58px; display: flex; flex-wrap: wrap; align-items: center; gap: 0 28px; }
.brand { display: flex; align-items: center; gap: 10px; color: var(--text); text-decoration: none; padding: 10px 0; }
.brand img { height: 28px; width: auto; }
.brand b { font-weight: 650; font-size: 1.05rem; letter-spacing: -.005em; }
.top nav { display: flex; flex-wrap: wrap; gap: 0 22px; font-size: .93rem; }
.top nav a { color: var(--soft); text-decoration: none; padding: 17px 0 15px; border-bottom: 2px solid transparent; }
.top nav a:hover { color: var(--text); }
.top nav a[aria-current="page"] { color: var(--text); border-bottom-color: var(--accent); font-weight: 600; }
.top .gh { margin-left: auto; font-size: .9rem; color: var(--text); text-decoration: none; border: 1px solid var(--line-strong); border-radius: var(--radius); padding: 5px 13px; }
.top .gh:hover { border-color: var(--text); }

/* footer */
.foot { margin-top: 96px; border-top: 1px solid var(--line); background: var(--panel); color: var(--soft); font-size: .92rem; padding: 28px 0 36px; }
.foot p { margin: 5px 0; }
.foot a { color: var(--text); }

/* ordinary pages */
main { display: block; }
main:not(.is-docs) { max-width: var(--wrap); margin: 0 auto; padding: 44px 24px 0; }
main:not(.is-docs) > :where(h1, h2, h3, p, ul, ol, pre, .steps, .lead, .note, .warn, .aside, .doclist) { max-width: var(--read); }
h1, h2, h3, h4 { line-height: 1.2; font-weight: 650; letter-spacing: -.01em; }
h1 { font-size: clamp(2rem, 4vw, 2.6rem); margin: 0 0 12px; letter-spacing: -.02em; }
h2 { font-size: 1.5rem; margin: 52px 0 12px; }
h3 { font-size: 1.1rem; margin: 26px 0 6px; }
p, ul, ol { margin: 0 0 14px; }
li { margin: 4px 0; }
.lead { font-size: 1.12rem; color: var(--soft); margin-bottom: 22px; }
.kicker { font-size: .75rem; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; color: var(--accent); margin: 0 0 12px; }
.label { font-size: .72rem; text-transform: uppercase; letter-spacing: .1em; color: var(--soft); font-weight: 700; margin: 12px 0 2px; }
code { background: var(--code-bg); padding: 1px 6px; border-radius: var(--radius); font: .87em ui-monospace, "SF Mono", Menlo, Consolas, monospace; }
pre { background: var(--code-bg); border: 1px solid var(--line); border-radius: var(--radius); padding: 14px 16px; overflow-x: auto; font: .85rem/1.55 ui-monospace, "SF Mono", Menlo, Consolas, monospace; margin: 0 0 18px; }
pre code { background: none; padding: 0; font: inherit; }

.btn { display: inline-block; padding: 10px 20px; border-radius: var(--radius); font-weight: 600; text-decoration: none; font-size: .95rem; margin: 0 10px 10px 0; border: 1px solid transparent; }
.btn.primary { background: var(--accent); color: var(--on-accent); }
.btn.primary:hover { background: var(--accent-dark); }
.btn.ghost { border-color: var(--line-strong); color: var(--text); }
.btn.ghost:hover { border-color: var(--text); }

.hero { background: var(--panel); border-bottom: 1px solid var(--line); margin: -44px calc(50% - 50vw) 0; padding: 72px calc(50vw - 50%) 60px; }
.hero > * { max-width: var(--read); }
.hero h1 { font-size: clamp(2.3rem, 4.6vw, 3.4rem); line-height: 1.08; max-width: 16ch; margin-bottom: 18px; }
.hero .lead { max-width: 58ch; font-size: 1.15rem; margin-bottom: 28px; }

/* bordered columns and lists, instead of cards */
.cols { display: grid; grid-template-columns: repeat(3, 1fr); border: 1px solid var(--line); margin: 44px 0; max-width: none !important; }
.cols > div { padding: 24px 26px; border-right: 1px solid var(--line); }
.cols > div:last-child { border-right: 0; }
.cols h3 { margin: 0 0 8px; font-size: 1.08rem; }
.cols p { margin: 0; color: var(--soft); font-size: .96rem; }
.cols .n { display: block; font-size: .72rem; font-weight: 700; letter-spacing: .1em; color: var(--accent); margin-bottom: 10px; }
.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); border-top: 1px solid var(--line); border-left: 1px solid var(--line); margin: 20px 0; max-width: none !important; }
.grid > * { padding: 20px 22px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.grid h3 { margin: 0 0 4px; font-size: 1.05rem; }
.grid p { font-size: .94rem; }
.grid ul { padding-left: 1.1em; margin: 0; font-size: .9rem; color: var(--soft); }
.grid .meta { color: var(--soft); font-size: .84rem; margin: 0 0 8px; }
.grid .id { font-family: ui-monospace, Menlo, monospace; font-size: .78rem; }

.note, .warn { border-left: 3px solid var(--accent); background: var(--note-bg); padding: 12px 18px; margin: 20px 0; }
.warn { border-left-color: var(--warn-line); background: var(--warn-bg); }
.note > :last-child, .warn > :last-child { margin-bottom: 0; }
.aside { border: 1px solid var(--line); background: var(--panel); padding: 4px 18px 8px; margin: 20px 0; }

.steps { list-style: none; counter-reset: s; padding: 0; }
.steps li { counter-increment: s; position: relative; padding: 2px 0 16px 46px; }
.steps li::before { content: counter(s); position: absolute; left: 0; top: 0; width: 30px; height: 30px; border: 1.5px solid var(--accent); color: var(--accent-dark); font-weight: 700; display: flex; align-items: center; justify-content: center; border-radius: var(--radius); font-size: .9rem; }
.steps li strong:first-child { display: block; }

.diagram { margin: 28px 0; max-width: none !important; }
.diagram svg { width: 100%; max-width: 920px; display: block; }
.diagram figcaption { color: var(--soft); font-size: .9rem; margin-top: 8px; }
.d-box { fill: #fff; stroke: var(--line-strong); stroke-width: 1.5; }
.d-safe { fill: var(--note-bg); stroke: var(--accent); stroke-width: 1.5; }
.d-open { fill: var(--panel); stroke: var(--line-strong); stroke-width: 1.5; stroke-dasharray: 5 4; }
.d-line { stroke: var(--soft); stroke-width: 1.6; fill: none; }
.d-ok { stroke: var(--accent); stroke-width: 2; fill: none; }
.d-no { stroke: var(--soft); stroke-width: 1.6; stroke-dasharray: 4 4; fill: none; }
.d-head { fill: var(--soft); font: 700 11px system-ui, sans-serif; letter-spacing: .1em; text-transform: uppercase; }
.d-t { fill: var(--text); font: 650 15px system-ui, sans-serif; }
.d-s { fill: var(--soft); font: 13px system-ui, sans-serif; }
.d-g { fill: var(--accent-dark); font: 650 13px system-ui, sans-serif; }
.d-arrow { fill: var(--soft); }

/* tables */
.tablewrap { overflow-x: auto; margin: 16px 0 22px; }
main:not(.is-docs) .tablewrap { max-width: none; }
table { border-collapse: collapse; width: 100%; font-size: .93rem; }
th, td { text-align: left; vertical-align: top; padding: 9px 12px; border-bottom: 1px solid var(--line); }
th { background: var(--panel); font-size: .74rem; letter-spacing: .07em; text-transform: uppercase; color: var(--soft); }
td code { overflow-wrap: anywhere; }
article td:first-child { min-width: 8.5em; }
.yes { color: var(--accent-dark); font-weight: 650; }
.no { color: var(--soft); font-weight: 650; }
.maybe { color: var(--soft); font-weight: 650; }

/* documentation: sidebar, article, on this page */
.docs { max-width: var(--wrap); margin: 0 auto; display: grid; grid-template-columns: 250px minmax(0, 1fr) 220px; gap: 0 44px; padding: 0 24px; }
.side { border-right: 1px solid var(--line); padding: 26px 18px 40px 0; font-size: .92rem; position: sticky; top: 58px; align-self: start; max-height: calc(100vh - 58px); overflow-y: auto; }
.side h4, .docs-menu h4, .toc h4 { margin: 20px 0 6px; font-size: .7rem; letter-spacing: .1em; text-transform: uppercase; color: var(--soft); font-weight: 700; }
.side h4:first-child, .docs-menu h4:first-child, .toc h4:first-child { margin-top: 0; }
.side a, .docs-menu a { display: block; padding: 5px 10px; color: var(--text); text-decoration: none; border-left: 2px solid transparent; }
.side a:hover, .docs-menu a:hover { background: var(--panel); }
.side a[aria-current="page"], .docs-menu a[aria-current="page"] { border-left-color: var(--accent); background: var(--panel); font-weight: 650; }
.docs-menu { display: none; border: 1px solid var(--line); margin: 16px 0 0; font-size: .93rem; }
.docs-menu summary { padding: 10px 14px; cursor: pointer; font-weight: 600; }
.docs-menu nav { padding: 6px 14px 14px; }
article { padding: 28px 0 56px; min-width: 0; }
.crumb { font-size: .84rem; color: var(--soft); margin-bottom: 14px; }
.crumb a { color: var(--soft); }
article h1 { font-size: 2.2rem; margin-bottom: 14px; }
article h2 { font-size: 1.4rem; margin: 40px 0 10px; padding-top: 14px; border-top: 1px solid var(--line); }
article h3 { font-size: 1.1rem; margin: 28px 0 6px; }
article h4 { font-size: 1rem; margin: 22px 0 4px; }
article :where(p, ul, ol, blockquote, dl) { max-width: var(--read); }
article blockquote { margin: 16px 0; padding: 4px 18px; border-left: 3px solid var(--accent); background: var(--note-bg); }
article blockquote > :last-child { margin-bottom: 0; }
article hr { border: 0; border-top: 1px solid var(--line); margin: 30px 0; }
article hr + h2 { border-top: 0; padding-top: 0; margin-top: 0; }
article pre { font-size: .8rem; }
article li > ul, article li > ol { margin: 4px 0; }
.anchor { margin-left: .4em; color: var(--line-strong); text-decoration: none; font-weight: 400; opacity: 0; }
:is(h2, h3, h4):hover .anchor, .anchor:focus { opacity: 1; }
.doclist { margin: 0 0 8px; max-width: 76ch; }
.doclist dt { font-weight: 650; margin-top: 12px; }
.doclist dd { margin: 0; color: var(--soft); }
.toc { padding: 28px 0; font-size: .86rem; position: sticky; top: 58px; align-self: start; max-height: calc(100vh - 58px); overflow-y: auto; }
.toc a { display: block; padding: 3px 0 3px 12px; color: var(--soft); text-decoration: none; border-left: 1px solid var(--line); }
.toc a.d3 { padding-left: 24px; font-size: .83rem; }
.toc a:hover { color: var(--text); border-left-color: var(--accent); }
.toc .edit { margin-top: 18px; border: 0; padding-left: 0; color: var(--accent-dark); }
.pn { display: flex; justify-content: space-between; gap: 16px; border-top: 1px solid var(--line); margin-top: 44px; padding-top: 16px; font-size: .93rem; }

@media (max-width: 1060px) {
  .docs { grid-template-columns: 220px minmax(0, 1fr); }
  .toc { display: none; }
}
@media (max-width: 800px) {
  .docs { grid-template-columns: 1fr; padding: 0 16px; }
  .side { display: none; }
  .docs-menu { display: block; }
  .cols { grid-template-columns: 1fr; }
  .cols > div { border-right: 0; border-bottom: 1px solid var(--line); }
  .cols > div:last-child { border-bottom: 0; }
  main:not(.is-docs) { padding: 32px 16px 0; }
  .hero { margin-top: -32px; padding-top: 44px; padding-bottom: 40px; }
  .top .in { padding: 0 16px; }
  .top nav { gap: 0 16px; }
  .top .gh { margin-left: 0; }
  .wrap { padding: 0 16px; }
}
@media print {
  .top, .skip, .side, .toc, .docs-menu, .foot { display: none; }
  .docs { display: block; }
}