* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: "Inter", "Segoe UI", system-ui, sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
a:hover, a:focus, a:active { color: inherit; }
img { max-width: 100%; display: block; }

h1, h2, h3, h4 {
  margin: 0;
  font-family: "Inter", "Segoe UI", system-ui, sans-serif;
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.02em;
}
h1 { letter-spacing: -0.03em; }

p  { margin: 0; color: var(--muted); line-height: 1.7; }
ul { margin: 0; padding-left: 1rem; color: var(--muted); }
button, input, textarea, select { font: inherit; }

.text-gradient {
  background: var(--gradient-brand);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.section-title { font-size: clamp(2rem, 4.2vw, 3.2rem); }