/* ledge.log: terminal-pane hero beside the masthead, posts as an `ls -l` listing. */
:root {
  --bg: #e9ebef;
  --surface: #f4f5f8;
  --fg: #1a1d24;
  --muted: #5d6573;
  --line: #c4c9d2;
  --accent: #b03a07;
  --fox-ink: #12141a;
  --fox-paper: #ffffff;

  --font-display: "Martian Mono", "JetBrains Mono", ui-monospace, "SF Mono", Menlo, Consolas, monospace;
  --font-mono: "JetBrains Mono", ui-monospace, "SF Mono", Menlo, Consolas, monospace;
  --font-body: "Noto Sans SC", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", system-ui, sans-serif;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #0b0d11;
    --surface: #12151b;
    --fg: #cbd0d8;
    --muted: #8a93a1;
    --line: #272c35;
    --accent: #ff9254;
    --fox-ink: #0a0c10;
    --fox-paper: #acb0b8;
    color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --bg: #0b0d11;
  --surface: #12151b;
  --fg: #cbd0d8;
  --muted: #8a93a1;
  --line: #272c35;
  --accent: #ff9254;
  --fox-ink: #0a0c10;
  --fox-paper: #acb0b8;
  color-scheme: dark;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font-body);
  font-size: 15.5px;
  line-height: 1.8;
  padding-inline: clamp(16px, 4vw, 40px);
  padding-block: 0 56px;
  -webkit-font-smoothing: antialiased;
}
::selection { background: var(--accent); color: var(--bg); }
a { color: inherit; text-decoration-color: var(--accent); text-underline-offset: 3px; text-decoration-thickness: 1px; }
a:hover { color: var(--accent); }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 2px; }
[hidden] { display: none !important; }
.wrap { max-width: 1080px; margin-inline: auto; }
.skip { position: absolute; left: -9999px; top: 8px; background: var(--fg); color: var(--bg); padding: 4px 10px; font: 13px var(--font-mono); z-index: 10; }
.skip:focus { left: 8px; }

/* top bar */
.bar { display: flex; justify-content: space-between; align-items: baseline; gap: 16px; padding-block: 18px; font: 13px/1.6 var(--font-mono); color: var(--muted); border-bottom: 1px solid var(--line); }
.bar nav { display: flex; gap: 20px; flex-wrap: wrap; justify-content: flex-end; }
.bar a { text-decoration: none; }
.bar a:hover, .bar a[aria-current="page"] { color: var(--accent); }
.bar .path b { color: var(--fg); font-weight: 500; }
.bar .path:hover b { color: var(--accent); }

/* hero */
.hero { display: grid; grid-template-columns: minmax(0, 1.3fr) minmax(0, 1fr); gap: clamp(24px, 4vw, 56px); align-items: center; padding-block: clamp(24px, 4vw, 48px); }
.pane { border: 1px solid var(--line); background: var(--surface); min-width: 0; }
.pane-title { display: flex; justify-content: space-between; gap: 12px; padding: 7px 12px; border-bottom: 1px solid var(--line); font: 12px/1.4 var(--font-mono); color: var(--muted); }
.stage { position: relative; aspect-ratio: 4 / 3; background: var(--fox-paper); display: grid; place-items: center; overflow: hidden; }
.stage canvas { display: block; width: 100%; height: auto; }
.stage .note { position: absolute; inset: 0; display: grid; place-items: center; font: 13px var(--font-mono); color: var(--fox-ink); text-align: center; padding: 16px; }
.pane-status { display: flex; justify-content: space-between; align-items: center; gap: 12px; padding: 7px 12px; border-top: 1px solid var(--line); font: 12px/1.4 var(--font-mono); color: var(--muted); font-variant-numeric: tabular-nums; }
.pane-status .spin { color: var(--accent); display: inline-block; width: 1.2em; }
.pane-status .right { display: flex; align-items: center; gap: 12px; }
.pane-status button { font: inherit; color: var(--fg); background: none; border: 1px solid var(--line); padding: 1px 8px; cursor: pointer; }
.pane-status button:hover { border-color: var(--accent); color: var(--accent); }

.masthead { min-width: 0; }
.eyebrow { font: 13px/1.4 var(--font-mono); color: var(--muted); margin: 0 0 14px; overflow-wrap: anywhere; }
.eyebrow i, .sec-head i, .sec-title i { color: var(--accent); font-style: normal; }
.masthead h1 { font-family: var(--font-display); font-weight: 700; font-size: clamp(2rem, 4.6vw, 3.5rem); line-height: 1.05; letter-spacing: -0.03em; margin: 0 0 18px; text-wrap: balance; overflow-wrap: anywhere; }
.masthead h1 .cursor { color: var(--accent); font-weight: 400; animation: blink 1.1s steps(1) infinite; }
@keyframes blink { 50% { opacity: 0; } }
.lede { margin: 0 0 24px; max-width: 34em; }
dl.facts { display: grid; grid-template-columns: auto minmax(0, 1fr); gap: 4px 18px; margin: 0; padding-top: 16px; border-top: 1px solid var(--line); font: 13px/1.6 var(--font-mono); }
dl.facts dt { color: var(--muted); }
dl.facts dd { margin: 0; overflow-wrap: anywhere; font-variant-numeric: tabular-nums; }

/* posts list */
section { scroll-margin-top: 16px; }
.sec-head { display: flex; justify-content: space-between; align-items: baseline; gap: 12px; margin: 0; padding-block: 28px 12px; font: 500 13px/1.4 var(--font-mono); color: var(--muted); }
.sec-title { margin: 0; padding-block: 36px 14px; font: 500 14px/1.4 var(--font-mono); color: var(--muted); }
.list { list-style: none; margin: 0; padding: 0; border-top: 1px solid var(--line); }
.list li { border-bottom: 1px solid var(--line); }
.row { display: grid; grid-template-columns: 6.5rem minmax(0, 1fr) auto; gap: 2px 20px; align-items: baseline; padding: 16px 8px; text-decoration: none; }
.row:hover { background: var(--surface); }
.row:hover .title { color: var(--accent); }
.date, .meta { font: 13px var(--font-mono); color: var(--muted); font-variant-numeric: tabular-nums; }
.title { font-weight: 500; font-size: 17px; line-height: 1.5; }
.title::before { content: "›"; display: inline-block; width: 1.2em; font-family: var(--font-mono); color: var(--accent); }
.tags { font: 12px var(--font-mono); color: var(--muted); text-align: right; }

/* post and page */
.post { padding-block: clamp(24px, 4vw, 48px) 0; }
.post-head { border-bottom: 1px solid var(--line); padding-bottom: 20px; margin-bottom: 28px; max-width: 44em; }
.post-head h1 { margin: 0 0 12px; font-size: clamp(1.7rem, 3.6vw, 2.4rem); line-height: 1.3; font-weight: 700; text-wrap: balance; }
.meta { margin: 0; display: flex; flex-wrap: wrap; gap: 4px 10px; }
.meta a { color: var(--muted); }
.meta a:hover { color: var(--accent); }
.prose { max-width: 36em; }
.prose p { margin: 0 0 16px; }
.prose h2 { font-size: 1.2rem; margin: 32px 0 12px; line-height: 1.4; }
.prose ul, .prose ol { padding-left: 1.4em; margin: 0 0 16px; }
.prose li { margin-bottom: 4px; }
.prose code { font: 0.88em var(--font-mono); background: var(--surface); border: 1px solid var(--line); padding: 0 5px; overflow-wrap: anywhere; }
.prose pre { margin: 0 0 20px; padding: 14px 16px; background: var(--surface); border: 1px solid var(--line); overflow-x: auto; font: 15px/1.5 var(--font-mono); letter-spacing: 0.12em; color: var(--accent); }
.prose pre code { background: none; border: 0; padding: 0; font: inherit; letter-spacing: inherit; }
.nextprev { display: flex; justify-content: space-between; gap: 16px; margin-top: 48px; padding-top: 16px; border-top: 1px solid var(--line); font-weight: 500; }
.nextprev a { display: block; max-width: 22em; text-decoration: none; line-height: 1.5; }
.nextprev a span { display: block; font: 12px var(--font-mono); color: var(--muted); }
.nextprev .next { margin-left: auto; text-align: right; }
.taglist { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 8px 24px; font: 14px var(--font-mono); }
.taglist span { color: var(--muted); font-size: 12px; }
.back { font: 13px var(--font-mono); margin: 20px 0 0; }

footer { margin-top: 56px; padding-top: 16px; border-top: 1px solid var(--line); display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap; font: 12px/1.6 var(--font-mono); color: var(--muted); }

@media (max-width: 860px) {
  .hero { grid-template-columns: minmax(0, 1fr); }
}
@media (max-width: 640px) {
  .row { grid-template-columns: minmax(0, 1fr) auto; }
  .row .title { grid-column: 1 / -1; order: 2; }
  .bar .path .long { display: none; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .masthead h1 .cursor { animation: none; }
}