/* Reset et base */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', sans-serif;
    line-height: 1.6;
    background-color: #1a1a1a;
    color: #e6e6e6;
}

/* Navigation */
nav {
    background-color: #2d2d2d;
    padding: 1rem;
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
}

nav ul {
    list-style: none;
    display: flex;
    justify-content: center;
    gap: 2rem;
}

nav a {
    color: #e6e6e6;
    text-decoration: none;
    padding: 0.5rem 1rem;
    transition: color 0.3s;
}

nav a:hover {
    color: #7e7e7e;
}

/* Conteneur principal */
.container {
    max-width: 1200px;
    margin: 6rem auto 2rem;
    padding: 0 1.5rem;
}

/* Cartes */
.card {
    background-color: #2d2d2d;
    border-radius: 8px;
    padding: 1.5rem;
    margin-bottom: 1.5rem;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.2);
}

/* Grilles */
.grid-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

/* Qualifications */
.qualite {
    margin-bottom: 1rem;
    padding: 1rem;
    background-color: #333;
    border-radius: 5px;
}

/* Timeline */
.timeline-item {
    padding: 1.5rem;
    border-left: 3px solid #8d9093;
    margin-bottom: 2rem;
    position: relative;
}

.timeline-item::before {
    content: '';
    position: absolute;
    left: -8px;
    top: 0;
    width: 12px;
    height: 12px;
    background: #8a8e91;
    border-radius: 50%;
}

/* Formulaire */
.form-group {
    margin-bottom: 1rem;
}

input,
textarea {
    width: 100%;
    padding: 0.5rem;
    background-color: #333;
    border: 1px solid #444;
    color: #fff;
    border-radius: 4px;
}

.btn {
    display: inline-block;
    padding: 0.5rem 1.5rem;
    background-color: #bbbcbd;
    color: white;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    text-decoration: none;
}

/* Responsive */
@media (max-width: 768px) {
    body {
        margin-bottom: 5%;
    }

    nav ul {
        flex-direction: column;
        text-align: center;
        gap: 0.5rem;
    }

    .grid-container {
        grid-template-columns: 1fr;
    }

    .container {
        margin-top: 8rem;
    }
}