/* SmartVolt — base element styles + utility primitives.
   Applies the dark engineering baseline to any page that links styles.css. */

*,
*::before,
*::after { box-sizing: border-box; }

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

body {
  margin: 0;
  background: var(--surface-base);
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: var(--fs-body);
  line-height: var(--lh-relaxed);
  font-weight: var(--fw-regular);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: var(--fw-bold);
  line-height: var(--lh-snug);
  letter-spacing: var(--ls-tight);
  margin: 0;
  color: var(--text-primary);
}

p { margin: 0; }

a { color: inherit; text-decoration: none; }

::selection {
  background: var(--sv-yellow);
  color: var(--sv-black);
}

/* ---- Reusable foundation utilities ---- */

/* Mono eyebrow / kicker label */
.sv-kicker {
  font-family: var(--font-mono);
  font-size: var(--fs-kicker);
  font-weight: var(--fw-medium);
  letter-spacing: var(--ls-kicker);
  text-transform: uppercase;
  color: var(--text-accent);
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
}
.sv-kicker::before {
  content: "";
  width: 22px;
  height: 2px;
  background: var(--sv-yellow);
  display: inline-block;
}

/* Thin engineering grid backdrop — subtle blueprint texture */
.sv-grid-bg {
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
  background-size: 56px 56px;
}

/* Section container */
.sv-container {
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--container-pad);
}