/* Style général pour toutes les pages */
body {
  background-color: #0091ff;
  font-family: Arial, sans-serif;
  color: white;
  text-align: center;
  padding: 30px 20px;
  margin: 0;
}

a {
  color: white;
  text-decoration: none;
}

/* Barre supérieure */
.top-bar {
  background: #003366;
  color: white;
  padding: 10px 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.top-bar .left {
  font-weight: bold;
  font-size: 18px;
}

.top-bar .right a {
  margin-left: 15px;
  font-size: 14px;
}

/* Logo et avatar */
.header-container {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
  margin-bottom: 20px;
}

.logo {
  height: 80px;
}

.avatar {
  height: 80px;
  border-radius: 50%;
}

/* Message de Karla */
.intro {
  background-color: #005dab;
  padding: 20px;
  border-radius: 10px;
  margin: 0 auto 20px auto;
  font-size: 1.2em;
  max-width: 600px;
}

/* Zone de saisie utilisateur */
.input-box {
  margin: 20px auto;
  display: flex;
  justify-content: center;
  gap: 10px;
  align-items: center;
  max-width: 600px;
}

.input-box input {
  padding: 12px;
  width: 100%;
  max-width: 400px;
  font-size: 1em;
  border: none;
  border-radius: 6px;
}

.input-box button {
  background-color: #007bff;
  width: 45px;
  height: 45px;
  color: white;
  border: none;
  border-radius: 50%;
  font-size: 1.2em;
  cursor: pointer;
}

/* Réponse de Karla */
.response-area {
  margin-top: 20px;
  font-weight: bold;
  background: rgba(255,255,255,0.1);
  padding: 15px;
  border-radius: 8px;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

/* Menu de boutons */
.menu {
  margin-top: 30px;
}

.menu a button {
  display: block;
  width: 90%;
  max-width: 400px;
  margin: 10px auto;
  padding: 15px;
  font-size: 1.1em;
  border: none;
  border-radius: 8px;
  background-color: #003c7a;
  color: white;
  cursor: pointer;
}

.menu a button:hover {
  background-color: #0051a8;
}