/* CalcVerse Reset */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 16px; -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  font-family: var(--font-ui);
  background: var(--color-gray-50);
  color: var(--color-gray-900);
  line-height: 1.7;
  min-height: 100vh;
}
img, svg { display: block; max-width: 100%; }
a { color: var(--color-purple-600); text-decoration: none; }
a:hover { text-decoration: underline; }
button { cursor: pointer; font-family: var(--font-ui); border: none; background: none; }
input, select, textarea { font-family: var(--font-ui); }
ul, ol { list-style: none; }
h1, h2, h3, h4 { line-height: 1.2; }