/* BAUSTEIN-ZEITSTRAHL: Aktivitäten & Ergebnisse chronologisch (Zig-Zag) */

.baustein-timeline-section {
    max-width: 900px;
    margin: 4rem auto;
    padding: 0 1rem;
}

.baustein-timeline-section h2 {
    text-align: center;
    margin-bottom: 2.5rem;
}

.b-timeline-meta {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    margin-bottom: 0.4rem;
    flex-wrap: wrap;
}

.b-timeline-date {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-secondary, #667);
    white-space: nowrap;
}

.b-timeline-title {
    margin: 0;
    font-size: 1.05rem;
    line-height: 1.4;
    overflow-wrap: break-word;
}

.b-timeline-title a {
    color: inherit;
    text-decoration: none;
}

.b-timeline-title a:hover {
    text-decoration: underline;
}

.b-timeline--zigzag {
    position: relative;
}

.b-timeline-spine {
    position: absolute;
    left: 50%;
    top: 0;
    bottom: 0;
    width: 3px;
    background: var(--accent-mint);
    border-radius: 2px;
    transform: translateX(-50%);
}

.b-timeline-row {
    position: relative;
    display: grid;
    grid-template-columns: 1fr 2rem 1fr;
    align-items: center;
    column-gap: 1rem;
    margin-bottom: 2rem;
}

.b-timeline-row:last-child {
    margin-bottom: 0;
}

.b-timeline-row.row-left .b-timeline-card {
    grid-column: 1;
}

.b-timeline-row.row-right .b-timeline-card {
    grid-column: 3;
}

.b-timeline-card {
    grid-row: 1;
    min-width: 0;
    background: #fff;
    border-radius: var(--card-radius);
    box-shadow: var(--shadow-default);
    padding: 1rem 1.25rem;
    display: flex;
    align-items: center;
    gap: 1rem;
}

.b-timeline-card-text {
    flex: 1;
    min-width: 0;
}

.b-timeline-card-image {
    flex: 0 0 auto;
}

.b-timeline-card-image img {
    display: block;
    width: 84px;
    height: 84px;
    object-fit: cover;
    border-radius: calc(var(--card-radius) - 4px);
}

.b-timeline-dot {
    grid-row: 1;
    grid-column: 2;
    justify-self: center;
    width: 0.9rem;
    height: 0.9rem;
    border-radius: 50%;
    background: var(--bakule-color-09, #2e7ca3);
    border: 3px solid var(--accent-mint);
}

/* Zig-Zag auf schmalen Screens: eine Spalte, Bild bleibt rechts neben dem Text */
@media (max-width: 700px) {
    .b-timeline-row {
        grid-template-columns: 2rem 1fr;
    }

    .b-timeline-spine {
        left: 1rem;
    }

    .b-timeline-row.row-left .b-timeline-card,
    .b-timeline-row.row-right .b-timeline-card {
        grid-column: 2;
    }

    .b-timeline-dot {
        grid-column: 1;
    }
}

@media (max-width: 480px) {
    .b-timeline-card-image img {
        width: 60px;
        height: 60px;
    }
}