/* Habit Tracker — mobile-first base styles */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

body {
  font-family: system-ui, sans-serif;
  background: #f5f5f5;
  color: #1a1a1a;
  min-height: 100dvh;
}

main { max-width: 480px; margin: 0 auto; padding: 1rem; }

h1 { font-size: 1.5rem; margin-bottom: 1rem; }