@font-face {
  font-family: "Geist";
  src: url("assets/geist-latin.woff2") format("woff2");
  font-weight: 100 900;
  font-display: swap;
}

:root {
  --bg: #f2f9ff;
  --text: #122538;
  --dim: #526779;
  --line: #cfdee8;
  --accent: #0a5d81;
  --sans: "Geist", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --mono: ui-monospace, "SF Mono", Menlo, Consolas, monospace;

  /* terminal palette, from the blog post's session block */
  --t-bg: #10192a;
  --t-bar: #0b1322;
  --t-text: #e8f0f7;
  --t-dim: #9fb2c2;
  --t-faint: #526779;
  --t-line: #2e3f50;
  --t-colgrep: #5fb3dd;
  --t-term: #8a9bab;
  --t-gold: #e0b24a;
  --t-ok: #6fc292;
  --t-bad: #e07a7a;
  --t-sel: #1a2740;
}

* { box-sizing: border-box; }
html, body { margin: 0; height: 100%; }
body { background: var(--bg); color: var(--text); font: 14px/1.45 var(--sans); }
a { color: var(--accent); }

.app { display: flex; flex-direction: column; height: 100%; max-width: 1040px; margin: 0 auto; padding: 12px 16px 16px; gap: 10px; }

/* brand bar */
.brand { display: flex; align-items: center; gap: 14px; }
.brand-link { display: inline-flex; }
.brand-title { font-family: var(--mono); font-weight: 600; color: var(--dim); }
.brand-links { margin-left: auto; display: flex; gap: 14px; font-size: 13px; }
.brand-links a { text-decoration: none; }
.brand-links a:hover { text-decoration: underline; }

/* terminal window */
.term { display: flex; flex-direction: column; flex: 1 1 auto; min-height: 380px; background: var(--t-bg); color: var(--t-text); border: 1px solid var(--t-line); border-radius: 14px; overflow: hidden; font-family: var(--mono); font-size: 12.5px; line-height: 1.5; }
.term-bar { display: flex; align-items: center; gap: 12px; min-height: 36px; padding: 8px 12px; background: var(--t-bar); border-bottom: 1px solid var(--t-line); color: var(--t-dim); font-size: 11.5px; }
.dots { display: inline-flex; gap: 6px; }
.dots i { width: 10px; height: 10px; border-radius: 50%; background: #334b63; }
.term-title { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.term-controls { margin-left: auto; display: flex; align-items: center; gap: 8px; }
.term-controls button, .term-controls select { font: inherit; color: var(--t-text); background: var(--t-sel); border: 1px solid var(--t-line); border-radius: 6px; padding: 2px 8px; cursor: pointer; }
.term-controls button:hover, .term-controls select:hover { border-color: var(--t-dim); }
.term-controls button:focus-visible, .term-controls select:focus-visible, #cmd:focus-visible, .chip:focus-visible, .step:focus-visible { outline: 2px solid var(--t-colgrep); outline-offset: 1px; }
.speed { display: inline-flex; align-items: center; gap: 6px; }
.speed span { color: var(--t-faint); }

.term-body { flex: 1 1 auto; min-height: 0; overflow: auto; padding: 12px 16px 16px; scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { .term-body { scroll-behavior: auto; } }

.screen { white-space: pre-wrap; word-break: break-word; }
.screen .line { min-height: 1.5em; }
.cmdline .ps1, .prompt .ps1 { color: var(--t-dim); }
.cmdline .cmd { color: var(--t-text); }
.cmdline .q { color: var(--t-colgrep); }
.hdr { color: var(--t-dim); font-size: 11.5px; }
.hdr a { color: var(--t-dim); }
.question { color: var(--t-text); }
.question .mark { color: var(--t-dim); }
.issue-toggle { color: var(--t-faint); cursor: pointer; background: none; border: 0; font: inherit; padding: 0; }
.issue-toggle:hover { color: var(--t-dim); text-decoration: underline; }
.issue { display: none; margin: 4px 0 6px 14px; padding: 6px 10px; border-left: 2px solid var(--t-line); color: var(--t-dim); max-height: 16em; overflow: auto; font-size: 12px; }
.issue.open { display: block; }
.faint { color: var(--t-faint); }
.intro b { color: var(--t-text); font-weight: 600; }
.dim { color: var(--t-dim); }
.ok { color: var(--t-ok); }
.bad { color: var(--t-bad); }
.gold { color: var(--t-gold); }
.err { color: var(--t-bad); }

/* steps */
.steps { margin: 4px 0; }
.step { display: grid; grid-template-columns: 22px 78px minmax(0, 1fr); column-gap: 10px; align-items: baseline; padding: 1px 4px; margin: 0 -4px; border-radius: 6px; cursor: pointer; }
.step:hover { background: var(--t-sel); }
.step .n { color: var(--t-faint); font-size: 11px; }
.step .tool { font-weight: 600; }
.step.colgrep .tool { color: var(--t-colgrep); }
.step.terminal .tool { color: var(--t-term); font-weight: 400; }
.step.finish .tool, .step.finish .text { color: var(--t-gold); }
.step .text { white-space: pre-wrap; word-break: break-word; }
.step .caret { color: var(--t-faint); font-size: 10px; margin-left: 6px; }
.step.pending .text { color: var(--t-dim); }
.spinner { display: inline-block; width: 1ch; color: var(--t-colgrep); }
.note { grid-column: 1 / -1; color: var(--t-faint); font-size: 11.5px; padding-left: 110px; }
.output { display: none; margin: 2px 0 6px 32px; padding: 6px 10px; border-left: 2px solid var(--t-line); color: var(--t-dim); font-size: 11.5px; max-height: 22em; overflow: auto; white-space: pre; }
.output.open { display: block; }
.output mark { background: rgba(224, 178, 74, .18); color: var(--t-gold); border-radius: 2px; }
.summary { margin-top: 6px; }
.summary .ok { font-weight: 600; }

/* locations */
.loc { margin: 12px 0 0; padding-top: 10px; border-top: 1px solid var(--t-line); }
.loc-head { margin-bottom: 4px; }
.loc-head .path { color: var(--t-gold); font-weight: 600; }
.loc-head .sym { color: var(--t-dim); margin-left: 8px; }
.code { margin: 0; padding-left: 10px; overflow-x: auto; }
.code .ln { display: block; white-space: pre; }
.code .ln .no { display: inline-block; width: 5ch; text-align: right; margin-right: 2ch; color: var(--t-faint); }
.code .ln.ctx { color: var(--t-faint); }
.code .ln.in { border-left: 3px solid var(--t-gold); margin-left: -10px; padding-left: 7px; background: rgba(224, 178, 74, .07); }
.code .ln.gap { color: var(--t-faint); }

/* reference */
.ref { margin-top: 12px; padding: 8px 10px; border: 1px dashed var(--t-line); border-radius: 8px; color: var(--t-dim); font-size: 12px; }
.ref .ttl { color: var(--t-text); }
.ref .row { display: block; }
.ref .m { margin-left: 1ch; }
.ref .note-text { margin-top: 6px; color: var(--t-dim); font-family: var(--sans); font-size: 12.5px; }

/* prompt and suggestions */
.prompt { display: flex; gap: 8px; align-items: baseline; margin-top: 8px; }
.prompt .ps1 { white-space: nowrap; }
.cwd { color: var(--t-colgrep); }
#cmd { flex: 1 1 auto; font: inherit; color: var(--t-text); background: transparent; border: 0; padding: 0; caret-color: var(--t-colgrep); }
#cmd::placeholder { color: var(--t-faint); }
.suggest { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 10px; }
.suggest .lbl { width: 100%; color: var(--t-faint); font-size: 11.5px; margin-top: 4px; }
.chip { font: inherit; font-size: 12px; color: var(--t-text); background: var(--t-sel); border: 1px solid var(--t-line); border-radius: 999px; padding: 3px 10px; cursor: pointer; text-align: left; max-width: 100%; }
.chip:hover { border-color: var(--t-colgrep); }
.chip.repo { border-color: #3a5370; }
.chip .lang { color: var(--t-dim); margin-left: 6px; font-size: 11px; }
.chip .meta { color: var(--t-faint); margin-left: 6px; font-size: 11px; }
.chip.back { color: var(--t-dim); }
.hidden { display: none !important; }

.notes { color: var(--dim); font-size: 12.5px; flex: 0 0 auto; }
.brand { flex: 0 0 auto; }
.notes p { margin: 0; }

@media (max-width: 640px) {
  .app { padding: 10px 10px 12px; }
  .brand-title { display: none; }
  .term { font-size: 12px; min-height: 340px; }
  .term-body { padding: 10px 10px 12px; }
  .step { grid-template-columns: 18px 64px minmax(0, 1fr); column-gap: 8px; }
  .note { padding-left: 90px; }
  .output { margin-left: 20px; }
  .speed span { display: none; }
}