/* Styles de base */
body {
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  line-height: 1.6;
  margin: 0;
  padding: 20px;
  background-color: #f5f5f5;
  color: #333;
}

.container {
  max-width: 800px;
  margin: 0 auto;
  padding: 20px;
  background: white;
  border-radius: 10px;
  box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
}

h1 {
  color: #e60000;
  text-align: center;
}

/* Formulaires */
.form-group {
  margin-bottom: 20px;
}

label {
  display: block;
  margin-bottom: 5px;
  font-weight: bold;
}

input[type="text"],
input[type="tel"],
input[type="checkbox"] {
  padding: 10px;
  border: 1px solid #ddd;
  border-radius: 4px;
  width: 100%;
}

input.invalid {
  border-color: #e60000;
}

.error-message {
  color: #e60000;
  font-size: 0.8em;
  display: none;
  margin-top: 5px;
}

.terms {
  margin: 20px 0;
  display: flex;
  align-items: center;
}

.terms input[type="checkbox"] {
  flex: 1;
}

.terms label {
  flex: 2;
}

/* Boutons */
.btn {
  background: #e60000;
  color: white;
  border: none;
  padding: 12px 20px;
  border-radius: 4px;
  cursor: pointer;
  font-size: 1em;
  width: 100%;
}

.btn:hover {
  background: #c50000;
}

.btn-danger {
  background: #333;
}

.btn-danger:hover {
  background: #111;
}

.buttons-container {
  display: flex;
  gap: 10px;
  margin-bottom: 20px;
}

/* Listes */
.data-container {
  display: flex;
  gap: 20px;
  margin-top: 30px;
}

.participants-list,
.winners-list {
  flex: 1;
  padding: 15px;
  background: #f9f9f9;
  border-radius: 5px;
}

ul {
  list-style: none;
  padding: 0;
  max-height: 300px;
  overflow-y: auto;
}

li {
  padding: 8px 0;
  border-bottom: 1px solid #eee;
}

/* Responsive */
@media (max-width: 600px) {
  .data-container {
    flex-direction: column;
  }

  .buttons-container {
    flex-direction: column;
  }
}