/* ============================================
   Base: Reset + Typography + Global Layout
   ============================================ */

*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

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

body {
  font-family: var(--font-sans);
  background-color: var(--color-bg);
  color: var(--color-text);
  line-height: 1.6;
  transition: var(--transition-theme);
  overflow-x: hidden;
}

h1, h2, h3 {
  line-height: 1.2;
  font-weight: 700;
}

a {
  color: var(--color-accent);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

section {
  position: relative;
  min-height: 100vh;
  overflow: hidden;
}

::selection {
  background: var(--color-accent);
  color: #fff;
}

/* Respect reduced motion preferences */
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  .timeline__entry {
    transition: none;
  }
}