/* Timeline Vertical - Design moderne et épuré */

.portfolio-timeline-vertical .timeline-vertical {
    position: relative;
    padding: 60px 0;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}

.portfolio-timeline-vertical .timeline-line {
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    width: 2px;
    height: 100%;
    background: linear-gradient(to bottom, rgba(0, 115, 170, 0.2), rgba(0, 115, 170, 0.4), rgba(0, 115, 170, 0.2));
    top: 25px;
    bottom: 0;
}

.portfolio-timeline-vertical .timeline-item {
    margin-bottom: 60px;
    position: relative;
    opacity: 0;
    animation: fadeInUp 0.6s ease forwards;
}

.portfolio-timeline-vertical .timeline-item:nth-child(2) {
    animation-delay: 0.1s;
}

.portfolio-timeline-vertical .timeline-item:nth-child(3) {
    animation-delay: 0.2s;
}

.portfolio-timeline-vertical .timeline-item:nth-child(4) {
    animation-delay: 0.3s;
}

.portfolio-timeline-vertical .timeline-item:nth-child(5) {
    animation-delay: 0.4s;
}

.portfolio-timeline-vertical .timeline-item:nth-child(n+6) {
    animation-delay: 0.5s;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.portfolio-timeline-vertical .timeline-left {
    margin-left: 0;
    margin-right: 50%;
    padding-right: 50px;
    text-align: right;
}

.portfolio-timeline-vertical .timeline-right {
    margin-left: 50%;
    margin-right: 0;
    padding-left: 50px;
    text-align: left;
}

.portfolio-timeline-vertical .timeline-content {
    background: #ffffff;
    padding: 30px;
    border-radius: 12px;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
    border: 1px solid #e8eef5;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
}

.portfolio-timeline-vertical .timeline-content:hover {
    box-shadow: 0 8px 24px rgba(0, 115, 170, 0.15);
    transform: translateY(-8px);
    border-color: #0073aa;
}


.portfolio-timeline-vertical .timeline-marker {
    position: absolute;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    border: 4px solid #ffffff;
    box-shadow: 0 4px 12px rgba(0, 115, 170, 0.3);
    z-index: 2;
    transition: all 0.3s ease;
    top: 0;
    transform: translateY(-50%);
}

.portfolio-timeline-vertical .timeline-left .timeline-marker {
    right: -25px;
}

.portfolio-timeline-vertical .timeline-right .timeline-marker {
    left: -25px;
}

.portfolio-timeline-vertical .timeline-item:hover .timeline-marker {
    width: 60px;
    height: 60px;
    box-shadow: 0 8px 20px rgba(0, 115, 170, 0.4);
}

.portfolio-timeline-vertical .timeline-marker .dashicons {
    font-size: 24px;
    width: 24px;
    height: 24px;
    line-height: 24px;
}

.portfolio-timeline-vertical .timeline-date {
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 0.5px;
    color: #0073aa;
    margin-bottom: 8px;
    text-transform: uppercase;
}

.portfolio-timeline-vertical .timeline-category {
    display: inline-block;
    background: linear-gradient(135deg, #f0f7ff 0%, #e8f4ff 100%);
    padding: 6px 14px;
    border-radius: 20px;
    font-size: 12px;
    color: #0073aa;
    margin-bottom: 12px;
    border: 1px solid rgba(0, 115, 170, 0.2);
    font-weight: 600;
    transition: all 0.2s ease;
}

.portfolio-timeline-vertical .timeline-content:hover .timeline-category {
    background: linear-gradient(135deg, #e8f4ff 0%, #d0e8ff 100%);
    border-color: #0073aa;
}

.portfolio-timeline-vertical .timeline-content h3 {
    margin: 12px 0 8px 0;
    font-size: 20px;
    color: #1e293b;
    font-weight: 700;
    line-height: 1.3;
    text-transform: uppercase;
}

.portfolio-timeline-vertical .timeline-position {
    font-weight: 700;
    color: #0073aa;
    margin: 6px 0;
    font-size: 15px;
}

.portfolio-timeline-vertical .timeline-company {
    color: #64748b;
    font-size: 13px;
    margin: 6px 0;
    font-weight: 500;
}

.portfolio-timeline-vertical .timeline-description {
    color: #475569;
    margin-top: 14px;
    font-size: 14px;
    line-height: 1.7;
}

.portfolio-timeline-vertical .timeline-description p {
    margin: 0 0 10px 0;
}

.portfolio-timeline-vertical .timeline-description p:last-child {
    margin-bottom: 0;
}

/* Style moderne pour les listes */
.portfolio-timeline-vertical .timeline-description ul {
    list-style: none;
    padding-left: 0;
    margin: 10px 0;
}

.portfolio-timeline-vertical .timeline-description ul li {
    margin: 8px 0;
    position: relative;
    padding-left: 0;
}

.portfolio-timeline-vertical .timeline-toggle-btn {
    background: linear-gradient(135deg, #0073aa 0%, #005a87 100%);
    color: white;
    border: none;
    padding: 8px 16px;
    border-radius: 6px;
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    margin-top: 12px;
    transition: all 0.3s ease;
}

.portfolio-timeline-vertical .timeline-toggle-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 115, 170, 0.3);
}

/* Responsive - Mobile */
@media (max-width: 768px) {
    .portfolio-timeline-vertical .timeline-vertical {
        padding: 40px 0;
    }

    .portfolio-timeline-vertical .timeline-line {
        left: 25px;
    }

    .portfolio-timeline-vertical .timeline-item {
        margin-bottom: 50px;
    }

    .portfolio-timeline-vertical .timeline-left,
    .portfolio-timeline-vertical .timeline-right {
        margin-left: 0 !important;
        margin-right: 0 !important;
        padding-left: 80px !important;
        padding-right: 0 !important;
        text-align: left !important;
    }

    .portfolio-timeline-vertical .timeline-marker {
        left: 0;
        transform: translateX(0);
        top: 0;
    }

    .portfolio-timeline-vertical .timeline-content {
        border-left: 4px solid;
        border-right: none !important;
    }

    .portfolio-timeline-vertical .timeline-right .timeline-content {
        border-right: none !important;
        border-left: 4px solid !important;
    }
}