/**
 * Citation Timeline-Modus Styles
 */

/* Layout */
.timeline-layout {
    display: grid;
    grid-template-columns: 240px 1fr 280px;
    gap: var(--space-lg);
    padding: var(--space-lg);
    min-height: calc(100vh - 200px);
}

/* Sidebar */
.time-filter {
    margin-bottom: var(--space-lg);
}

.time-filter h2 {
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--color-ink-light);
    margin-bottom: var(--space-sm);
}

.year-inputs {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-sm);
}

.year-inputs label {
    font-size: 0.8rem;
    color: var(--color-ink-light);
}

.year-inputs input {
    width: 100%;
    padding: var(--space-sm);
    border: 1px solid var(--color-paper-dark);
    border-radius: 4px;
    font-family: var(--font-mono);
}

.cluster-filter h3 {
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--color-ink-light);
    margin-bottom: var(--space-sm);
}

#cluster-checkboxes {
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
}

.cluster-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    display: inline-block;
}

.connection-options {
    margin-top: var(--space-lg);
}

.connection-options h3 {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--color-ink-light);
    margin-bottom: var(--space-sm);
}

.timeline-stats {
    margin-top: var(--space-lg);
    background: var(--color-paper-dark);
    padding: var(--space-md);
    border-radius: 6px;
}

.timeline-stats h3 {
    font-size: 0.75rem;
    text-transform: uppercase;
    color: var(--color-ink-light);
    margin-bottom: var(--space-sm);
}

/* Hauptbereich */
.timeline-content {
    background: white;
    border-radius: 8px;
    padding: var(--space-lg);
    box-shadow: 0 2px 8px rgba(0,0,0,0.05);
}

.timeline-container {
    position: relative;
    height: 500px;
}

#timeline-axis {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 30px;
    border-top: 2px solid var(--color-paper-dark);
}

.axis-marker {
    position: absolute;
    transform: translateX(-50%);
    font-size: 0.75rem;
    color: var(--color-ink-light);
    padding-top: var(--space-xs);
}

.axis-marker::before {
    content: '';
    position: absolute;
    top: -6px;
    left: 50%;
    width: 1px;
    height: 6px;
    background: var(--color-paper-dark);
}

#timeline-graph {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 30px;
}

.citation-lines {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
}

.citation-line {
    stroke: rgba(0, 0, 0, 0.15);
    stroke-width: 1;
}

.citation-line.highlighted {
    stroke: var(--color-archetype-navigator);
    stroke-width: 2;
}

.timeline-nodes {
    position: relative;
    width: 100%;
    height: 100%;
}

.timeline-node {
    position: absolute;
    transform: translate(-50%, -50%);
    width: 16px;
    height: 16px;
    border-radius: 50%;
    cursor: pointer;
    transition: all 0.2s;
    z-index: 1;
}

.timeline-node:hover {
    transform: translate(-50%, -50%) scale(1.3);
    z-index: 10;
}

.timeline-node:hover .node-title {
    display: block;
}

.timeline-node.selected {
    transform: translate(-50%, -50%) scale(1.5);
    z-index: 20;
    box-shadow: 0 0 0 3px white, 0 0 0 5px var(--color-ink);
}

.node-year {
    display: none;
}

.node-title {
    display: none;
    position: absolute;
    top: 20px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--color-ink);
    color: white;
    padding: 4px 8px;
    border-radius: 4px;
    font-size: 0.75rem;
    white-space: nowrap;
    max-width: 200px;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* Context Panel */
.node-detail h2 {
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--color-ink-light);
    margin-bottom: var(--space-sm);
}

.node-info h3 {
    font-family: var(--font-serif);
    font-size: 1rem;
    line-height: 1.4;
    margin-bottom: var(--space-xs);
}

#node-authors {
    font-size: 0.9rem;
    color: var(--color-ink-light);
    margin-bottom: var(--space-sm);
}

.node-meta {
    display: flex;
    gap: var(--space-md);
    margin-bottom: var(--space-md);
}

.node-meta span {
    font-size: 0.85rem;
}

#node-abstract {
    font-size: 0.85rem;
    line-height: 1.5;
    color: var(--color-ink-light);
    max-height: 150px;
    overflow-y: auto;
}

/* Responsive */
@media (max-width: 1024px) {
    .timeline-layout {
        grid-template-columns: 1fr;
    }

    .citation-sidebar,
    .citation-context {
        display: none;
    }

    .timeline-container {
        height: 300px;
    }
}