/* ===================================================================
   TIMELINE VERTICALE MODERNE & COMPACTE
   ================================================================= */

/* Wrapper de la timeline */
.timeline-v-wrapper {
    position: relative;
    width: 100%;
    max-width: 1100px;
    margin: 0 auto;
    padding: var(--spacing-12) var(--spacing-8);
}

/* Timeline container */
.timeline-v {
    position: relative;
    padding: var(--spacing-4) 0;
}

/* Ligne verticale centrale - fine et moderne */
.timeline-v::before {
    content: '';
    position: absolute;
    width: 2px;
    background: linear-gradient(to bottom, transparent, var(--color-accent-start) 10%, var(--color-accent-end) 90%, transparent);
    top: 0;
    bottom: 0;
    left: 50%;
    margin-left: -1px;
    border-radius: var(--radius-full);
}

/* Track contenant les éléments */
.timeline-v-track {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-8);
    position: relative;
}

/* Item de la timeline */
.timeline-v-item {
    position: relative;
    width: calc(50% - var(--spacing-6));
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.5s var(--ease-custom);
}

.timeline-v-item.animate {
    opacity: 1;
    transform: translateY(0);
}

/* Alternance gauche/droite */
.timeline-v-item:nth-child(odd) {
    left: 0;
    text-align: right;
}

.timeline-v-item:nth-child(even) {
    left: calc(50% + var(--spacing-6));
    text-align: left;
}

/* Point sur la timeline */
.timeline-v-item::before {
    content: '';
    position: absolute;
    width: 14px;
    height: 14px;
    background: var(--color-bg-primary);
    border: 2.5px solid var(--color-accent-start);
    border-radius: 50%;
    top: var(--spacing-5);
    z-index: 2;
    transition: all 0.3s var(--ease-custom);
}

.timeline-v-item:nth-child(odd)::before {
    right: calc(-1 * var(--spacing-6) - 7px);
}

.timeline-v-item:nth-child(even)::before {
    left: calc(-1 * var(--spacing-6) - 7px);
}

.timeline-v-item:hover::before {
    background: var(--color-accent-start);
    transform: scale(1.4);
    box-shadow: 0 0 0 4px rgba(99, 102, 241, 0.15), 0 0 16px rgba(99, 102, 241, 0.3);
}

/* Icône cachée */
.timeline-icon {
    display: none;
}

/* Card de contenu */
.timeline-v-content {
    background: var(--color-bg-primary);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    padding: var(--spacing-8) var(--spacing-10);
    box-shadow: var(--shadow-sm);
    transition: all 0.3s var(--ease-custom);
    position: relative;
}

.timeline-v-item:hover .timeline-v-content {
    box-shadow: var(--shadow-lg);
    border-color: var(--color-accent-start);
    transform: translateY(-3px);
}

/* Accent bar au hover */
.timeline-v-content::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: var(--spacing-6);
    right: var(--spacing-6);
    height: 2px;
    background: var(--gradient-accent);
    border-radius: var(--radius-full);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.timeline-v-item:hover .timeline-v-content::after {
    opacity: 1;
}

/* Badge date */
.timeline-v-date {
    display: inline-block;
    background: rgba(99, 102, 241, 0.1);
    color: var(--color-accent-start);
    padding: var(--spacing-2) var(--spacing-5);
    border-radius: var(--radius-md);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--spacing-4);
    letter-spacing: 0.02em;
}

[data-theme="dark"] .timeline-v-date {
    background: rgba(99, 102, 241, 0.15);
}

/* Titre */
.timeline-v-content h3 {
    color: var(--color-text-primary);
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--spacing-2);
    letter-spacing: -0.01em;
}

/* Lieu/Entreprise */
.timeline-v-location {
    color: var(--color-text-secondary);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-medium);
    margin-bottom: var(--spacing-3);
    font-style: normal;
}

/* Description */
.timeline-v-content > p:last-child {
    color: var(--color-text-secondary);
    font-size: var(--font-size-base);
    line-height: var(--line-height-relaxed);
    margin: 0;
}

/* ===================================================================
   RESPONSIVE TIMELINE
   ================================================================= */

/* Tablette */
@media (max-width: 991px) {
    .timeline-v-wrapper {
        max-width: 800px;
    }

    .timeline-v-track {
        gap: var(--spacing-5);
    }
}

/* Mobile - colonne simple */
@media (max-width: 768px) {
    .timeline-v-wrapper {
        padding: var(--spacing-8) var(--spacing-4);
    }

    /* Ligne à gauche */
    .timeline-v::before {
        left: 20px;
        margin-left: 0;
    }

    .timeline-v-track {
        gap: var(--spacing-4);
    }

    /* Tous les items à droite */
    .timeline-v-item {
        width: 100%;
        left: 0 !important;
        padding-left: var(--spacing-12);
        text-align: left !important;
    }

    .timeline-v-item:nth-child(odd),
    .timeline-v-item:nth-child(even) {
        left: 0 !important;
        padding-left: var(--spacing-12);
        text-align: left !important;
    }

    /* Point toujours à gauche */
    .timeline-v-item::before {
        left: 13px !important;
        right: auto !important;
        width: 12px;
        height: 12px;
    }

    .timeline-v-content {
        padding: var(--spacing-4) var(--spacing-5);
    }

    .timeline-v-content h3 {
        font-size: var(--font-size-sm);
    }
}

/* Très petits écrans */
@media (max-width: 575px) {
    .timeline-v-wrapper {
        padding: var(--spacing-6) var(--spacing-3);
    }

    .timeline-v-item {
        padding-left: var(--spacing-10);
    }

    .timeline-v-item:nth-child(odd),
    .timeline-v-item:nth-child(even) {
        padding-left: var(--spacing-10);
    }

    .timeline-v-content {
        padding: var(--spacing-3) var(--spacing-4);
    }

    .timeline-v-date {
        font-size: 0.7rem;
        padding: 2px var(--spacing-2);
    }

    .timeline-v-content h3 {
        font-size: var(--font-size-xs);
    }

    .timeline-v-location {
        font-size: 0.7rem;
    }

    .timeline-v-content > p:last-child {
        font-size: 0.7rem;
    }
}