/* electrician.tools — shared styles
   Mobile-first. No framework, no build step. Designed to be read on a phone
   while standing in front of a panel. */

:root {
  --bg: #ffffff;
  --surface: #f5f6f8;
  --border: #d8dbe2;
  --text: #14171c;
  --text-dim: #5a616e;
  --accent: #b8460f;
  --radius: 10px;
  --maxw: 46rem;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #14171c;
    --surface: #1c2027;
    --border: #333a45;
    --text: #eef0f4;
    --text-dim: #9aa3b2;
    --accent: #ff7a3d;
  }
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 16px/1.55 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
    "Helvetica Neue", Arial, sans-serif;
}

.wrap {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 1rem;
}

/* ---- header / footer ---- */

.site-header {
  border-bottom: 1px solid var(--border);
  padding: 0.9rem 0;
}

.site-header .wrap {
  display: flex;
  align-items: baseline;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.logo {
  font-weight: 700;
  font-size: 1.05rem;
  letter-spacing: -0.01em;
  color: var(--text);
  text-decoration: none;
}

.logo span { color: var(--accent); }

.tagline {
  color: var(--text-dim);
  font-size: 0.85rem;
}

.site-footer {
  border-top: 1px solid var(--border);
  margin-top: 3rem;
  padding: 1.5rem 0 2.5rem;
  color: var(--text-dim);
  font-size: 0.85rem;
}

.site-footer p { margin: 0 0 0.6rem; }

/* ---- typography ---- */

h1 {
  font-size: 1.75rem;
  line-height: 1.2;
  letter-spacing: -0.02em;
  margin: 1.75rem 0 0.5rem;
}

h2 {
  font-size: 1.2rem;
  letter-spacing: -0.01em;
  margin: 2rem 0 0.75rem;
}

.lede {
  color: var(--text-dim);
  font-size: 1.05rem;
  margin: 0 0 1.5rem;
}

a { color: var(--accent); }

/* ---- callout ---- */

.note {
  background: var(--surface);
  border-left: 3px solid var(--border);
  border-radius: 0 6px 6px 0;
  padding: 0.75rem 1rem;
  margin: 1.25rem 0;
  font-size: 0.9rem;
  color: var(--text-dim);
}

.note strong { color: var(--text); }