/* CLAUDE.md Generator — Cairo Labs. Dark/light via prefers-color-scheme. */
:root {
  --bg: #f6f7f9; --panel: #ffffff; --text: #1b1f27; --muted: #5d6675;
  --border: #d9dde4; --accent: #0f766e; --accent-fg: #ffffff; --code-bg: #f0f2f5;
  --warn: #b45309; --focus: #2563eb;
  --mono: ui-monospace, SFMono-Regular, Menlo, Consolas, "Liberation Mono", monospace;
  --sans: system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0f1218; --panel: #171b23; --text: #e6e9ef; --muted: #9aa3b2;
    --border: #2a303b; --accent: #2dd4bf; --accent-fg: #0b1220; --code-bg: #0c0f14;
    --warn: #fbbf24; --focus: #60a5fa;
  }
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--bg); color: var(--text); font: 16px/1.5 var(--sans); }
a { color: var(--accent); }
.wrap { max-width: 1180px; margin: 0 auto; padding: 0 1rem; }
code { font-family: var(--mono); font-size: .9em; background: var(--code-bg); padding: .1em .35em; border-radius: 4px; }

.skip { position: absolute; left: -999px; top: 0; background: var(--panel); padding: .5rem 1rem; z-index: 10; }
.skip:focus { left: 0; }
.sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }

.site-header { padding: 2rem 0 1rem; }
.brand { margin: 0; font: 600 .8rem var(--mono); letter-spacing: .08em; text-transform: uppercase; color: var(--accent); }
h1 { margin: .25rem 0 .5rem; font-size: clamp(1.6rem, 4vw, 2.2rem); line-height: 1.2; }
.lead { margin: 0; max-width: 62ch; color: var(--muted); }

.grid { display: grid; gap: 1rem; grid-template-columns: 1fr; padding-bottom: 2rem; }
@media (min-width: 900px) {
  .grid { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); align-items: start; }
  .out { position: sticky; top: 1rem; }
}
.panel { background: var(--panel); border: 1px solid var(--border); border-radius: 10px; padding: 1rem; }

fieldset { border: 0; border-top: 1px solid var(--border); margin: 0 0 .75rem; padding: .75rem 0 0; min-width: 0; }
fieldset:first-of-type { border-top: 0; padding-top: 0; }
legend { font-weight: 600; padding: 0 .25rem 0 0; }
.muted { color: var(--muted); font-weight: 400; font-size: .85rem; }
label { display: block; font-size: .875rem; margin: .6rem 0 .2rem; }
.row { display: grid; grid-template-columns: 1fr 1fr; gap: .75rem; }
@media (max-width: 480px) { .row { grid-template-columns: 1fr; } }

input[type="text"], select, textarea {
  width: 100%; padding: .5rem .6rem; font: inherit; color: var(--text);
  background: var(--code-bg); border: 1px solid var(--border); border-radius: 6px;
}
textarea, .cmds input { font-family: var(--mono); font-size: .85rem; }
textarea { resize: vertical; }
.cmds { display: grid; grid-template-columns: 1fr 1fr; gap: 0 .75rem; }
@media (max-width: 560px) { .cmds { grid-template-columns: 1fr; } }

.checks { display: grid; gap: .1rem; }
.check { display: flex; gap: .5rem; align-items: flex-start; margin: .25rem 0; font-size: .9rem; cursor: pointer; }
.check input { margin-top: .3rem; accent-color: var(--accent); }

:focus-visible { outline: 3px solid var(--focus); outline-offset: 2px; }
input:focus-visible, select:focus-visible, textarea:focus-visible { outline-offset: 0; }

.btn {
  font: inherit; font-weight: 600; padding: .5rem 1rem; border-radius: 6px; cursor: pointer;
  border: 1px solid var(--border); background: var(--panel); color: var(--text);
  text-decoration: none; display: inline-block;
}
.btn:hover { border-color: var(--accent); }
.btn.primary { background: var(--accent); color: var(--accent-fg); border-color: var(--accent); }
.btn.ghost { background: transparent; color: var(--muted); }
.actions { display: flex; gap: .5rem; align-items: center; flex-wrap: wrap; margin-top: .75rem; }
.status { color: var(--muted); font-size: .875rem; }

.tabs { display: flex; gap: .25rem; border-bottom: 1px solid var(--border); flex-wrap: wrap; }
.tabs button {
  font: 600 .85rem var(--mono); padding: .5rem .75rem; background: none; color: var(--muted);
  border: 0; border-bottom: 2px solid transparent; cursor: pointer;
}
.tabs button[aria-selected="true"] { color: var(--text); border-bottom-color: var(--accent); }

pre#out {
  margin: .75rem 0 0; padding: .75rem; background: var(--code-bg); border: 1px solid var(--border);
  border-radius: 6px; font: .82rem/1.5 var(--mono); max-height: 60vh; overflow: auto;
  white-space: pre-wrap; word-break: break-word;
}
.meta { display: flex; gap: 1rem; flex-wrap: wrap; margin-top: .5rem; font-size: .85rem; }
.counter { color: var(--muted); font-family: var(--mono); }
.warn { color: var(--warn); font-weight: 600; }
.hint { color: var(--muted); font-size: .8rem; margin: .5rem 0 0; }

.cta { margin-top: 1.25rem; padding: 1rem; border: 1px solid var(--border); border-left: 4px solid var(--accent); border-radius: 8px; background: var(--code-bg); }
.cta h2 { margin: 0 0 .25rem; font-size: 1.05rem; }
.cta p { margin: 0 0 .75rem; color: var(--muted); font-size: .9rem; }

.site-footer { border-top: 1px solid var(--border); padding: 1.25rem 0 2rem; color: var(--muted); font-size: .8rem; }
.site-footer p { margin: .25rem 0; }

@media (prefers-reduced-motion: no-preference) { .btn { transition: border-color .15s; } }

/* 404 page */
.notfound { padding-top: 4rem; }