/* Reset et optimisation mobile */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  -webkit-tap-highlight-color: transparent;
  
}

:root {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen', 'Ubuntu', 'Cantarell', sans-serif;
  line-height: 1.5;
  font-weight: 400;
  color-scheme: dark;
  color: rgba(255, 255, 255, 0.87);
  font-synthesis: none;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  /* Empêcher le zoom sur les inputs pour iOS */
  font-size: 16px;
}

html, body {
  margin: 0;
  padding: 0;
  width: 100%;
  height: 100%;
  overflow-x: hidden;
  /* Désactiver le scroll bounce sur iOS */
  overscroll-behavior: none;
  -webkit-overflow-scrolling: touch;
}

body {
  position: fixed;
  width: 100%;
  height: 100%;
}

#root {
  width: 100%;
  height: 100%;
  overflow: auto;
}

a {
  font-weight: 500;
  color: #646cff;
  text-decoration: inherit;
  -webkit-tap-highlight-color: transparent;
}

a:active {
  opacity: 0.7;
}

h1 {
  font-size: clamp(1.8rem, 5vw, 3.2rem);
  line-height: 1.1;
}

h2 {
  font-size: clamp(1.5rem, 4vw, 2.5rem);
}

p {
  font-size: clamp(0.9rem, 2.5vw, 1.1rem);
}

button {
  border-radius: 8px;
  border: 1px solid transparent;
  padding: 0.8em 1.5em;
  font-size: 1em;
  font-weight: 500;
  font-family: inherit;
  background-color: #1a1a1a;
  cursor: pointer;
  transition: all 0.2s;
  -webkit-tap-highlight-color: transparent;
  touch-action: manipulation;
}

button:active {
  transform: scale(0.95);
  opacity: 0.8;
}

/* Désactiver le hover sur mobile */
@media (hover: none) {
  button:hover {
    border-color: transparent;
  }
}