.resume-container {
    margin-top: 80px; /* Espace pour la navbar fixe */
}

.section-title {
    margin-bottom: 2rem;
    position: relative;
    padding-bottom: 0.5rem;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 50px;
    height: 3px;
    background-color: var(--bs-primary);
}

body.dark-mode .section-title::after {
     background-color: var(--bs-info);
}

/* Timeline */
.timeline {
    position: relative;
    padding: 2rem 0;
}

.timeline::before {
    content: '';
    position: absolute;
    top: 0;
    left: 15px;
    height: 100%;
    width: 3px;
    background-color: #e9ecef;
}

body.dark-mode .timeline::before {
    background-color: #343a40;
}

.timeline-item {
    position: relative;
    margin-bottom: 2rem;
    padding-left: 40px;
}

.timeline-item::before {
    content: '';
    position: absolute;
    top: 5px;
    left: 6.5px;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background-color: var(--bg-color);
    border: 3px solid var(--bs-primary);
    z-index: 1;
}

body.dark-mode .timeline-item::before {
     border-color: var(--bs-info);
}

.timeline-content {
    background-color: var(--section-bg-light);
    padding: 1.5rem;
    border-radius: 8px;
    border-left: 3px solid var(--bs-primary);
}

body.dark-mode .timeline-content {
     border-left-color: var(--bs-info);
     background-color: var(--card-bg) !important;
}

.timeline-content h3 {
    margin-top: 0;
    font-size: 1.5rem;
}

.timeline-institution {
    font-weight: bold;
    color: #6c757d;
    margin-bottom: 0.25rem;
}
body.dark-mode .timeline-institution {
    color: #adb5bd;
}

.timeline-date {
    font-style: italic;
    color: #6c757d;
    margin-bottom: 1rem;
}
body.dark-mode .timeline-date {
    color: #adb5bd;
}

/* Skills Section */
.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.skill-category h4 {
    margin-bottom: 1.5rem;
    color: var(--bs-primary);
    border-bottom: 2px solid var(--bs-primary);
    padding-bottom: 0.5rem;
}

body.dark-mode .skill-category h4 {
    color: var(--bs-info);
    border-bottom-color: var(--bs-info);
}

.skill-icons {
    display: flex;
    flex-wrap: wrap;
    gap: 1.5rem;
    font-size: 3rem;
}

.skill-icons i {
    transition: transform 0.3s ease;
}

.skill-icons i:hover {
    transform: scale(1.2);
}