*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.02em;
  margin: 0;
}

p { margin: 0; color: var(--ink-soft); }
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
button { font-family: inherit; }

.container {
  max-width: var(--container-w);
  margin: 0 auto;
  padding: 0 32px;
}

.section { padding: 100px 0; position: relative; }
@media (max-width: 768px) { .section { padding: 64px 0; } }

.section-label {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 16px;
  font-weight: 600;
}

.section-heading {
  font-size: clamp(1.7rem, 3.2vw, 2.4rem);
  max-width: 620px;
  margin-bottom: 24px;
}

.fade-up { opacity: 0; transform: translateY(24px); }

::selection { background: var(--accent); color: #fff; }
::-webkit-scrollbar { width: 10px; }
::-webkit-scrollbar-track { background: var(--paper); }
::-webkit-scrollbar-thumb { background: var(--rule); border-radius: 999px; }