/* Newsprint-lite, matching CodeITronics: paper, ink, hairline rules, serif headlines, mono for code. */
:root {
  --paper: #f3f2f2; --surface: #fbfbfa; --ink: #201e1d; --muted: #6b6764; --rule: #d9d6d3; --accent: #c0265e; --ok: #1f7a4d;
  --serif: "Source Serif 4", Georgia, serif; --sans: Inter, system-ui, -apple-system, sans-serif; --mono: "JetBrains Mono", ui-monospace, Menlo, monospace;
}
@media (prefers-color-scheme: dark) {
  :root { --paper: #151413; --surface: #1d1c1b; --ink: #eceae6; --muted: #a39f9a; --rule: #34312f; --accent: #f06a98; --ok: #5cc28f; }
}
* { box-sizing: border-box; }
html, body { background: var(--paper); }
body { margin: 0; color: var(--ink); font: 15px/1.55 var(--sans); }
a { color: inherit; }
h1, h2, h3, .brand { font-family: var(--serif); font-weight: 600; letter-spacing: -0.01em; }
h1 { font-size: clamp(26px, 3vw, 34px); line-height: 1.15; margin: 0; }
h2 { font-size: 20px; margin: 0 0 12px; }
h3 { font-size: 18px; margin: 0 0 6px; }
code, pre { font-family: var(--mono); font-size: 13px; }
.kicker { font-size: 11.5px; letter-spacing: .1em; text-transform: uppercase; color: var(--muted); margin: 0 0 6px; }
.muted { color: var(--muted); } .small { font-size: 13px; } .nowrap { white-space: nowrap; }
.note { color: var(--muted); font-size: 13.5px; font-style: italic; }
.note.ok, .ok-text { color: var(--ok); font-style: normal; }
.error-text { color: var(--accent); }
.empty { color: var(--muted); padding: 24px 0; }
[hidden] { display: none !important; }

.demo-bar { padding: 7px 24px; background: var(--ink); color: var(--paper); font-size: 12.5px; }
.demo-bar code { background: color-mix(in srgb, var(--paper) 15%, transparent); padding: 1px 5px; border-radius: 2px; }
.top { display: flex; align-items: center; gap: 28px; padding: 16px 24px; border-bottom: 3px double var(--ink); flex-wrap: wrap; }
.brand { font-size: 21px; text-decoration: none; }
.top nav { display: flex; gap: 4px; flex-wrap: wrap; }
.top nav a { text-decoration: none; padding: 6px 10px; border-radius: 3px; color: var(--muted); }
.top nav a.on, .top nav a:hover { color: var(--ink); background: color-mix(in srgb, var(--ink) 7%, transparent); }
main { max-width: 1280px; margin: 0 auto; padding: 28px 24px 64px; }
.foot { text-align: center; color: var(--muted); font-size: 12.5px; padding: 24px; border-top: 1px solid var(--rule); }
.head { display: flex; justify-content: space-between; align-items: flex-end; gap: 16px; flex-wrap: wrap; margin-bottom: 20px; }

.btn { display: inline-block; font: 500 14px var(--sans); padding: 8px 14px; border: 1px solid var(--ink); background: transparent; color: var(--ink); border-radius: 3px; cursor: pointer; text-decoration: none; }
.btn:hover { background: color-mix(in srgb, var(--ink) 7%, transparent); }
.btn-primary { background: var(--ink); color: var(--paper); }
.btn-primary:hover { background: color-mix(in srgb, var(--ink) 85%, transparent); }
.btn-small { padding: 4px 9px; font-size: 13px; }
.btn-ghost { border-color: var(--rule); color: var(--muted); }
.btn[disabled] { opacity: .45; cursor: not-allowed; }
.link { background: none; border: 0; color: var(--muted); text-decoration: underline; cursor: pointer; font: inherit; font-size: 12.5px; padding: 0 0 0 10px; }
.inline { display: inline; }
.htmx-indicator { display: none; margin-left: 10px; color: var(--muted); font-style: italic; }
.htmx-request .htmx-indicator, .htmx-request.htmx-indicator { display: inline; }

label { display: grid; gap: 4px; font-size: 13px; color: var(--muted); margin-bottom: 12px; }
input[type=text], select, textarea { font: 15px/1.4 var(--sans); color: var(--ink); background: var(--surface); border: 1px solid var(--rule); border-radius: 3px; padding: 8px 10px; width: 100%; }
input:focus, select:focus, textarea:focus, button:focus-visible { outline: 2px solid var(--ink); outline-offset: 1px; }
fieldset { border: 0; padding: 0; margin: 0 0 14px; }
legend { font-size: 13px; color: var(--muted); margin-bottom: 6px; padding: 0; }
.check { display: flex; align-items: center; gap: 8px; color: var(--ink); font-size: 14.5px; margin: 0; }
.row2 { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }

.create { display: grid; grid-template-columns: 360px minmax(0, 1fr); gap: 32px; align-items: start; }
@media (max-width: 900px) { .create, .readme-grid { grid-template-columns: 1fr !important; } }
.spec { border-top: 2px solid var(--ink); padding-top: 14px; }
.stacks { display: grid; gap: 6px; }
.stack { display: flex; gap: 10px; align-items: flex-start; padding: 9px 10px; border: 1px solid var(--rule); border-radius: 3px; cursor: pointer; margin: 0; color: var(--ink); }
.stack:has(input:checked) { border-color: var(--ink); background: var(--surface); }
.stack input { margin-top: 4px; }
.stack strong { display: block; font-size: 14.5px; }
.stack small { color: var(--muted); font-size: 12.5px; line-height: 1.4; }
.toggles { display: grid; grid-template-columns: 1fr 1fr; gap: 6px 12px; }
.actions { display: flex; gap: 8px; align-items: flex-start; margin-top: 6px; flex-wrap: wrap; }
.save summary { list-style: none; }
.save summary::-webkit-details-marker { display: none; }
.save-panel { margin-top: 8px; padding: 12px; border: 1px solid var(--rule); border-radius: 3px; background: var(--surface); min-width: 260px; }
.save-panel hr { border: 0; border-top: 1px dashed var(--rule); margin: 12px 0; }

.preview { border: 1px solid var(--rule); border-radius: 3px; background: var(--surface); min-height: 560px; display: flex; flex-direction: column; }
.preview-head { display: flex; justify-content: space-between; padding: 10px 14px; border-bottom: 1px solid var(--rule); font-size: 14px; }
.preview-body { display: grid; grid-template-columns: 270px minmax(0, 1fr); flex: 1; min-height: 0; }
.tree { border-right: 1px solid var(--rule); padding: 8px 0; overflow: auto; max-height: 720px; font-family: var(--mono); font-size: 12.5px; }
.tree ul { list-style: none; margin: 0; padding: 0 0 0 12px; }
.tree > ul { padding-left: 8px; }
.tree .dir > span { color: var(--muted); display: block; padding: 2px 0; }
.tree .file { all: unset; cursor: pointer; display: block; padding: 2px 6px; border-radius: 2px; overflow-wrap: anywhere; }
.tree .file:hover { background: color-mix(in srgb, var(--ink) 6%, transparent); }
.tree .file.on { background: var(--ink); color: var(--paper); }
.viewer { min-width: 0; display: flex; flex-direction: column; }
.viewer-head { display: flex; justify-content: space-between; align-items: center; padding: 8px 14px; border-bottom: 1px solid var(--rule); font-size: 13px; }
.viewer pre, pre.md { margin: 0; padding: 14px 16px; overflow: auto; max-height: 720px; line-height: 1.55; white-space: pre; }
.error { padding: 16px; color: var(--accent); }
.error pre { white-space: pre-wrap; color: var(--ink); }

.table { width: 100%; border-collapse: collapse; }
.table th { text-align: left; font-size: 12px; letter-spacing: .06em; text-transform: uppercase; color: var(--muted); font-weight: 500; padding: 8px; border-bottom: 2px solid var(--ink); }
.table td { padding: 12px 8px; border-bottom: 1px solid var(--rule); vertical-align: top; }
.block { margin-bottom: 36px; }
.cards { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 14px; }
.card { border: 1px solid var(--rule); border-top: 2px solid var(--ink); padding: 14px; background: var(--surface); }
.card p { margin: 0 0 8px; }

.scan { display: flex; gap: 10px; align-items: flex-end; flex-wrap: wrap; }
.scan label { flex: 1; min-width: 280px; margin: 0; }
.readme-grid { display: grid; grid-template-columns: 380px minmax(0, 1fr); gap: 28px; align-items: start; margin-top: 18px; }
.facts { border-top: 2px solid var(--ink); padding-top: 12px; }
.dl { display: grid; grid-template-columns: auto 1fr; gap: 8px 14px; margin: 0 0 16px; font-size: 14px; }
.dl dt { color: var(--muted); } .dl dd { margin: 0; overflow-wrap: anywhere; }
.write { display: flex; gap: 10px; align-items: flex-end; flex-wrap: wrap; margin-top: 12px; }
.write label { margin: 0; }
.readme-out { border: 1px solid var(--rule); border-radius: 3px; background: var(--surface); }
pre.md { white-space: pre-wrap; max-height: 860px; }