.journal-archive {
    max-width: 900px;
}

.journal-archive-issn {
    font-size: 0.875rem;
    color: #666;
    margin-bottom: 1.5rem;
}

/* Issue accordion */
.journal-issue {
    border: 1px solid #ddd;
    border-radius: 4px;
    margin-bottom: 1rem;
    background: #fff;
}

.journal-issue[open] {
    border-color: #0073aa;
}

.journal-issue-summary {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem;
    cursor: pointer;
    list-style: none;
}

.journal-issue-summary::-webkit-details-marker {
    display: none;
}

.journal-issue-summary:focus {
    outline: 2px solid #0073aa;
    outline-offset: -2px;
}

.journal-issue-summary:focus:not(:focus-visible) {
    outline: none;
}

.journal-issue-summary:focus-visible {
    outline: 2px solid #0073aa;
    outline-offset: -2px;
}

.journal-issue-thumb {
    width: 80px;
    height: auto;
    flex-shrink: 0;
    border-radius: 2px;
}

.journal-issue-info {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.journal-issue-title {
    font-weight: 600;
    font-size: 1.125rem;
}

.journal-issue-date {
    font-size: 0.875rem;
    color: #666;
}

.journal-issue-schwerpunkt {
    font-size: 0.875rem;
    font-style: italic;
    color: #444;
}

.journal-issue-toggle {
    width: 24px;
    height: 24px;
    flex-shrink: 0;
    position: relative;
}

.journal-issue-toggle::before,
.journal-issue-toggle::after {
    content: '';
    position: absolute;
    background: #666;
    top: 50%;
    left: 50%;
}

.journal-issue-toggle::before {
    width: 12px;
    height: 2px;
    transform: translate(-50%, -50%);
}

.journal-issue-toggle::after {
    width: 2px;
    height: 12px;
    transform: translate(-50%, -50%);
    transition: transform 0.2s ease;
}

.journal-issue[open] .journal-issue-toggle::after {
    transform: translate(-50%, -50%) rotate(90deg);
}

/* Issue content */
.journal-issue-content {
    padding: 0 1rem 1rem;
    border-top: 1px solid #eee;
}

.journal-articles-empty {
    color: #666;
    font-style: italic;
    padding: 1rem 0;
}

/* Article cards */
.journal-articles {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    padding-top: 1rem;
}

.journal-article-card {
    padding: 1rem;
    background: #f9f9f9;
    border-radius: 4px;
    border-left: 3px solid #0073aa;
}

.journal-article-title {
    margin: 0 0 0.5rem;
    font-size: 1rem;
    font-weight: 600;
    line-height: 1.4;
}

.journal-article-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem 1rem;
    margin: 0 0 0.75rem;
    font-size: 0.875rem;
    color: #666;
}

.journal-article-authors {
    font-weight: 500;
}

.journal-article-type {
    background: #e9e9e9;
    padding: 0.125rem 0.5rem;
    border-radius: 3px;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.025em;
}

.journal-article-pages {
    color: #888;
}

.journal-article-abstract {
    font-size: 0.9375rem;
    line-height: 1.6;
    color: #333;
    margin-bottom: 1rem;
}

.journal-article-abstract p {
    margin: 0 0 0.5rem;
}

.journal-article-abstract p:last-child {
    margin-bottom: 0;
}

.journal-article-pdf {
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
    padding: 0.5rem 1rem;
    background: #0073aa;
    color: #fff;
    text-decoration: none;
    border-radius: 3px;
    font-size: 0.875rem;
    font-weight: 500;
    transition: background 0.15s ease;
}

.journal-article-pdf:hover,
.journal-article-pdf:focus {
    background: #005a87;
    color: #fff;
}

.journal-article-pdf:focus {
    outline: 2px solid #0073aa;
    outline-offset: 2px;
}

.journal-article-pdf:focus:not(:focus-visible) {
    outline: none;
}

.journal-article-pdf:focus-visible {
    outline: 2px solid #0073aa;
    outline-offset: 2px;
}

/* Screen reader only */
.screen-reader-text {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* Responsive */
@media (max-width: 600px) {
    .journal-issue-summary {
        flex-wrap: wrap;
    }

    .journal-issue-thumb {
        width: 60px;
    }

    .journal-issue-info {
        flex-basis: calc(100% - 100px);
    }

    .journal-issue-toggle {
        margin-left: auto;
    }

    .journal-article-meta {
        flex-direction: column;
        gap: 0.25rem;
    }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
    .journal-issue-toggle::after,
    .journal-article-pdf {
        transition: none;
    }
}

/* High contrast */
@media (prefers-contrast: high) {
    .journal-issue {
        border-width: 2px;
    }

    .journal-issue[open] {
        border-color: #000;
    }

    .journal-issue-summary:focus,
    .journal-issue-summary:focus-visible {
        outline-width: 3px;
        outline-color: #000;
    }

    .journal-article-card {
        border-left-width: 4px;
        border-left-color: #000;
    }

    .journal-article-pdf {
        background: #000;
    }

    .journal-article-pdf:hover,
    .journal-article-pdf:focus {
        background: #333;
    }
}