/**
 * Project PDF cards (job detail grid). Loaded from index.html — synced via sync-changes.sh.
 * Viewer/drawing/picker chrome: services/pdf-custom-viewer.css, pdf-drawing-tool.css, pdf-page-picker.css
 */

.project-pdfs-list {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.project-pdfs-list.project-pdfs-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(100px, 1fr));
    gap: 0.75rem;
}

.project-pdfs-list.project-pdfs-grid .empty-state {
    grid-column: 1 / -1;
}

/* Match photos grid density in job detail */
.detail-content .project-pdfs-list.project-pdfs-grid {
    grid-template-columns: repeat(4, 1fr);
    gap: 0.375rem;
}

button.project-pdf-card {
    -webkit-appearance: none;
    appearance: none;
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: stretch;
    width: 100%;
    max-width: 100%;
    margin: 0;
    box-sizing: border-box;
    padding: 0;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    background: var(--bg-tertiary);
    cursor: pointer;
    overflow: hidden;
    text-align: left;
    font: inherit;
    color: inherit;
    transition: transform 0.15s ease, box-shadow 0.15s ease, border-color 0.15s ease;
    -webkit-tap-highlight-color: transparent;
}

@media (hover: hover) and (pointer: fine) {
    button.project-pdf-card:hover {
        transform: translateY(-2px);
        box-shadow: 0 6px 16px rgba(0, 0, 0, 0.12);
        border-color: var(--accent-primary, #68d391);
    }
}

button.project-pdf-card:focus-visible {
    outline: 2px solid var(--accent-primary, #68d391);
    outline-offset: 2px;
}

.project-pdf-card-thumb {
    position: relative;
    flex: 0 0 auto;
    width: 100%;
    aspect-ratio: 1;
    min-height: 0;
    overflow: hidden;
    background: linear-gradient(145deg, #2d3748 0%, #1a202c 100%);
}

body.light-theme .project-pdf-card-thumb {
    background: linear-gradient(145deg, #edf2f7 0%, #e2e8f0 100%);
}

.project-pdf-thumb-img {
    position: absolute;
    inset: 0;
    z-index: 1;
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: top center;
    pointer-events: none;
    user-select: none;
    -webkit-user-drag: none;
    opacity: 0;
    transition: opacity 0.25s ease;
}

.project-pdf-thumb-img.is-visible {
    opacity: 1;
}

.project-pdf-thumb-fallback {
    position: absolute;
    inset: 0;
    z-index: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #e53935;
    font-size: 1.75rem;
    pointer-events: none;
}

.project-pdf-thumb-fallback.is-hidden {
    opacity: 0;
    transition: opacity 0.2s ease;
}

.project-pdf-card-footer {
    flex-shrink: 0;
    padding: 0.35rem 0.4rem 0.4rem;
    background: var(--bg-card);
    border-top: 1px solid var(--border-color);
}

.project-pdf-card-name {
    font-size: var(--font-size-tertiary);
    font-weight: var(--font-weight-semibold);
    color: var(--text-primary);
    line-height: 1.2;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    word-break: break-word;
}

.project-pdf-card-meta {
    margin-top: 0.15rem;
    font-size: 0.72rem;
    color: var(--text-secondary);
}

@media (max-width: 768px) {
    .detail-content .project-pdfs-list.project-pdfs-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 0.75rem;
    }

    button.project-pdf-card {
        border-radius: 6px;
    }

    .project-pdf-card-name {
        font-size: 0.68rem;
        -webkit-line-clamp: 1;
    }

    .project-pdf-card-meta {
        font-size: 0.62rem;
    }

    .project-pdf-thumb-fallback {
        font-size: 1.35rem;
    }
}