/* Reset léger */

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}


/* Base */

body {
    font-family: "Segoe UI", Roboto, Arial, sans-serif;
    background-color: #f7f9fc;
    color: #333;
    line-height: 1.6;
}


/* Header */

header {
    background-color: #ffffff;
    padding: 20px;
    border-bottom: 1px solid #e0e0e0;
    text-align: center;
}

header h1 {
    font-size: 1.6rem;
    color: #2c3e50;
}


/* Contenu principal */

main {
    max-width: 900px;
    margin: 30px auto;
    padding: 0 20px;
}


/* Section */

section {
    background-color: #ffffff;
    padding: 25px;
    border-radius: 8px;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.04);
}


/* Liste des TP */

ul {
    list-style: none;
}

li {
    padding: 15px;
    margin-bottom: 12px;
    border: 1px solid #eaeaea;
    border-radius: 6px;
    transition: background 0.2s ease;
}

li:hover {
    background-color: #f1f5ff;
}


/* Liens */

a {
    text-decoration: none;
    color: #1a73e8;
    font-weight: 500;
}

a:hover {
    text-decoration: underline;
}


/* Lien GitHub */

a+a {
    margin-left: 10px;
    font-size: 0.9rem;
    color: #555;
}


/* Footer */

footer {
    text-align: center;
    padding: 20px;
    font-size: 0.85rem;
    color: #888;
}


/* Icône GitHub */

.icon-github {
    width: 16px;
    height: 16px;
    fill: currentColor;
    vertical-align: middle;
}