/* wrenchnote.app: Torque Green (docs/BRAND_STYLE.md; the exact tokens of src/ui/palette.ts), light + dark.
   Fonts are self-hosted (Barlow headings, IBM Plex Mono figures, system body): no font CDN, no third party. */

@font-face { font-family: "Barlow"; font-weight: 600; font-display: swap; src: url("/fonts/Barlow_600SemiBold.ttf") format("truetype"); }
@font-face { font-family: "Barlow"; font-weight: 700; font-display: swap; src: url("/fonts/Barlow_700Bold.ttf") format("truetype"); }
@font-face { font-family: "IBM Plex Mono"; font-weight: 500; font-display: swap; src: url("/fonts/IBMPlexMono_500Medium.ttf") format("truetype"); }

:root {
  color-scheme: light dark;
  --canvas: #F4F6F2;
  --surface: #FFFFFF;
  --raised: #FAFBF9;
  --sunken: #ECF0EB;
  --hairline: #DDE3DC;
  --text: #14201B;
  --text2: #56625B;
  --accent: #1F5C4A;
  --accent-on: #FFFFFF;
  --error: #852218;   /* the app's `overdue`: used here only for a form error, as in the app (rule #11) */
  --band: #14201B;
  --band-text: #EEF2EF;
  --band-accent: #6FB08F;
  --hivis: #F2B705;   /* brand-only: the Entry Tag's tick on the dark band */
  --heading: "Barlow", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --body: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, Menlo, Consolas, monospace;
}
@media (prefers-color-scheme: dark) {
  :root {
    --canvas: #0F1613;
    --surface: #18211D;
    --raised: #202B26;
    --sunken: #131B17;
    --hairline: #2A3631;
    --text: #EEF2EF;
    --text2: #A7B5AD;
    --accent: #6FB08F;
    --accent-on: #0F1613;
    --error: #EC7C6F;
    --band: #0A100D;
  }
}

* { box-sizing: border-box; }
[hidden] { display: none !important; } /* a component's own display must never un-hide it */
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--canvas); color: var(--text); font: 17px/1.6 var(--body); }
.wrap { max-width: 760px; margin: 0 auto; padding: 0 16px; }

/* Header band */
.band { background: var(--band); color: var(--band-text); }
.band .wrap { display: flex; align-items: center; min-height: 72px; }
.brand { display: inline-flex; align-items: center; gap: 10px; font: 700 23px/1 var(--heading); letter-spacing: -0.3px; color: var(--band-text); text-decoration: none; }
.brand .word > span { color: var(--band-accent); }

/* Type */
h1, h2, h3 { font-family: var(--heading); line-height: 1.15; }
h1 { font-size: clamp(34px, 6vw, 48px); font-weight: 700; letter-spacing: -0.5px; margin: 0 0 12px; }
h2 { font-size: 24px; font-weight: 700; margin: 40px 0 8px; }
h3 { font-size: 18px; font-weight: 600; margin: 0 0 4px; }
p, li { color: var(--text); }
.lead { font-size: 19px; color: var(--text2); max-width: 600px; }
.muted { color: var(--text2); font-size: 15px; }
a { color: var(--accent); font-weight: 600; text-underline-offset: 2px; }
a:focus-visible, button:focus-visible, input:focus-visible { outline: 3px solid var(--accent); outline-offset: 2px; }
code { font-family: var(--mono); font-size: 14px; background: var(--sunken); padding: 1px 6px; border-radius: 6px; }

main.wrap { padding-top: 40px; padding-bottom: 32px; }
.hero { padding: 16px 0 8px; }
.eyebrow { font: 500 13px/1 var(--mono); letter-spacing: 0.6px; text-transform: uppercase; color: var(--text2); margin: 0 0 14px; }

/* Feature grid */
.features { display: grid; grid-template-columns: 1fr; gap: 12px; margin: 32px 0; padding: 0; list-style: none; }
@media (min-width: 640px) { .features { grid-template-columns: 1fr 1fr; } }
.features li { background: var(--surface); border: 1px solid var(--hairline); border-radius: 14px; padding: 16px 18px; }
.features p { margin: 0; color: var(--text2); font-size: 16px; }

.card { background: var(--surface); border: 1px solid var(--hairline); border-radius: 14px; padding: 18px 20px; margin: 16px 0; }

/* Waitlist */
.waitlist { background: var(--surface); border: 1px solid var(--hairline); border-radius: 14px; padding: 22px 20px; margin: 8px 0 24px; }
.waitlist h2 { margin-top: 0; }
.field-row { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 12px; }
.field-row input[type="email"] { flex: 1 1 240px; min-width: 0; }
label.sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
input[type="email"] {
  font: 17px var(--body); color: var(--text); background: var(--raised);
  border: 1px solid var(--hairline); border-radius: 10px; padding: 0 14px; min-height: 50px;
}
input[type="email"][aria-invalid="true"] { border-color: var(--error); }
button {
  font: 600 17px var(--body); color: var(--accent-on); background: var(--accent);
  border: 0; border-radius: 10px; padding: 0 20px; min-height: 50px; cursor: pointer;
}
button[aria-busy="true"] { opacity: 0.7; cursor: progress; }
fieldset { border: 0; padding: 0; margin: 14px 0 0; display: flex; flex-wrap: wrap; align-items: center; gap: 6px 18px; }
legend { float: left; margin-right: 6px; color: var(--text2); font-size: 15px; padding: 0; }
.check { display: inline-flex; align-items: center; gap: 8px; min-height: 44px; font-size: 16px; }
.check input { width: 20px; height: 20px; accent-color: var(--accent); }
.hp { position: absolute; left: -10000px; width: 1px; height: 1px; overflow: hidden; }
.turnstile { margin-top: 12px; min-height: 0; }
.form-error { color: var(--error); font-weight: 600; margin: 10px 0 0; }
.form-error:empty { display: none; }
.fine { font-size: 14px; color: var(--text2); margin: 12px 0 0; }
.success { display: flex; gap: 14px; align-items: flex-start; }
.success svg { flex: none; margin-top: 4px; }
.success p { margin: 0 0 6px; }
.success .big { font: 700 22px/1.25 var(--heading); }

/* Footer */
footer.site { border-top: 1px solid var(--hairline); margin-top: 48px; padding: 20px 0 40px; color: var(--text2); font-size: 15px; }
footer.site p { margin: 4px 0; color: var(--text2); }
footer.site nav { display: flex; flex-wrap: wrap; gap: 4px 0; align-items: center; }
footer.site nav > * + *::before { content: "·"; display: inline-block; margin: 0 8px; color: var(--text2); font-weight: 400; text-decoration: none; }

/* Long-form pages */
.doc h2 { font-size: 21px; margin-top: 32px; }
.doc ul { padding-left: 22px; }
.doc li { margin: 6px 0; }