/* ── Reset & Base ─────────────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { font-size: 16px; scroll-behavior: smooth; }

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background: #f9fafb;
  color: #111827;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }

h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: 1.2;
  color: #111827;
}

p { color: #6b7280; }

ul { list-style: none; }

::selection { background: #4f46e5; color: #fff; }

/* Smooth sections */
section { position: relative; }

/* Section bg helpers */
.section-light { background: #f9fafb; }
.section-white { background: #ffffff; }