/* --- RESET SIMPLE --- */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: Arial, Helvetica, sans-serif;
}

/* --- PAGE --- */
body {
    background: #f5f6fa;
    color: #333;
    line-height: 1.6;
    padding: 20px;
}

/* --- TITRES --- */
h1 {
    text-align: center;
    margin: 30px 0;
    color: #34495e;
    font-size: 1.8rem;
}

h2 {
    margin: 20px 0 10px;
    color: #34495e;
    text-align: left;
}

h3, h4 {
    color: #555;
}

p {
	text-align: center;
}

/* --- CONTAINERS VISUELS --- */
section {
    background: #fff;
    padding: 20px;
    border-radius: 10px;
    margin: 20px auto;
    max-width: 700px;
    box-shadow: 0px 2px 10px rgba(0,0,0,0.1);
}

/* --- FORMULAIRES --- */
label {
    font-weight: bold;
}

textarea {
    width: 100%;
    padding: 10px;
    margin: 6px 0 15px 0;
    resize: vertical;
    border: 1px solid #ccc;
    border-radius: 8px;
    font-size: 0.95rem;
    background: #fafafa;
}

input[type="radio"] {
    margin-right: 5px;
}

input[type="submit"],
button.btn {
    background: #3498db;
    color: white;
    border: none;
    padding: 10px 18px;
    border-radius: 8px;
    cursor: pointer;
    font-size: 1rem;
    transition: 0.2s ease-in-out;
    margin: 0 auto;
    display: block;
}

input[type="submit"]:hover,
button.btn:hover {
    background: #2980b9;
    margin: 0 auto;
    display: block;
}


/* --- LIGNES DE SÉPARATION --- */
h1:nth-of-type(1),
h1:nth-of-type(3),
h1:nth-of-type(5),
h1:nth-of-type(7) {
    color: #aaa;
    font-size: 1.2rem;
}

/* --- PRE block pour les événements --- */
pre {
    background: #f0f0f0;
    border-left: 5px solid #3498db;
    padding: 15px;
    border-radius: 6px;
    overflow-x: auto;
    font-size: 0.9rem;
}

/* --- RESPONSIVE --- */
@media (max-width: 700px) {
    body {
        padding: 10px;
    }

    section, form {
        padding: 15px;
    }

    textarea {
        font-size: 0.9rem;
    }
}