:root {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  line-height: 1.5;
  font-weight: 400;

  color-scheme: light dark;
  color: #1f2937;
  background-color: #ffffff;

  font-synthesis: none;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  -webkit-text-size-adjust: 100%;
}

* {
  box-sizing: border-box;
}

a {
  font-weight: 500;
  color: #10b981;
  text-decoration: inherit;
}
a:hover {
  color: #059669;
}

body {
  margin: 0;
  display: flex;
  place-items: center;
  min-width: 320px;
  min-height: 100vh;
  background: linear-gradient(135deg, #f0fdf4 0%, #dcfce7 100%);
}

h1 {
  font-size: 3.2em;
  line-height: 1.1;
}

button {
  border-radius: 8px;
  border: 1px solid transparent;
  padding: 0.6em 1.2em;
  font-size: 1em;
  font-weight: 500;
  font-family: inherit;
  background-color: #1a1a1a;
  color: white;
  cursor: pointer;
  transition: border-color 0.25s;
}
button:hover {
  border-color: #10b981;
}
button:focus,
button:focus-visible {
  outline: 4px auto -webkit-focus-ring-color;
}

@media (prefers-color-scheme: light) {
  :root {
    color: #1f2937;
    background-color: #ffffff;
  }
  a:hover {
    color: #059669;
  }
  button {
    background-color: #f9fafb;
  }
}

#root {
  width: 100%;
  margin: 0 auto;
  text-align: center;
}

/* Scrollbar personnalisée */
::-webkit-scrollbar {
  width: 8px;
}

::-webkit-scrollbar-track {
  background: #f1f5f9;
  }

::-webkit-scrollbar-thumb {
  background: #cbd5e1;
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: #94a3b8;
}