/* === RESET & BASE === */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
body {
  background-color: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-body);
  font-size: var(--text-base);
  line-height: 1.7;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}
h1, h2, h3, h4, h5, h6, .font-display {
  font-family: var(--font-display);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.03em;
  margin-bottom: 24px;
}
h1 { font-size: var(--text-h1); }
h2 { font-size: var(--text-h2); }
h3 { font-size: var(--text-h3); font-weight: 700; }

a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }
img, svg { max-width: 100%; display: block; }

/* === TYPOGRAPHY UTILITIES === */
.text-gradient {
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  color: transparent;
}
.text-gradient-web3 { background: var(--gradient-web3); -webkit-background-clip: text; -webkit-text-fill-color: transparent; }
.text-gradient-ai { background: var(--gradient-ai); -webkit-background-clip: text; -webkit-text-fill-color: transparent; }
.text-gradient-web { background: var(--gradient-web); -webkit-background-clip: text; -webkit-text-fill-color: transparent; }
.text-muted { color: var(--color-text-muted); }
.text-subtle { color: var(--color-text-subtle); }
.label-text { font-family: var(--font-body); font-weight: 600; text-transform: uppercase; letter-spacing: 0.12em; font-size: var(--text-xs); }

/* === LAYOUT UTILITIES === */
.container { width: 100%; max-width: 1280px; margin: 0 auto; padding: 0 24px; }
.section { padding: var(--pad-section-desktop) 0; }
.section-alt { background-color: var(--color-bg-alt); }
@media (max-width: 768px) {
  .section { padding: var(--pad-section-mobile) 0; }
}