/* ================================================================
   Images to PDF Tool Styles
   ================================================================ */

.pdf-tool-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0.5rem 0 2rem;
}

.pdf-upload-box {
    border: 2px dashed color-mix(in srgb, var(--color-accent) 35%, var(--color-border));
    border-radius: var(--radius-lg);
    background: color-mix(in srgb, var(--color-accent) 4%, var(--color-surface));
    color: var(--color-fg);
    padding: 2.5rem 1.5rem;
    text-align: center;
    cursor: pointer;
    transition: all 0.2s ease-in-out;
}

.pdf-upload-box:hover,
.pdf-upload-box.drag-over {
    border-color: var(--color-accent);
    background: color-mix(in srgb, var(--color-accent) 9%, var(--color-surface));
    transform: translateY(-2px);
    box-shadow: var(--shadow-sm);
}

.pdf-upload-icon {
    font-size: 3rem;
    color: var(--color-accent);
    margin-bottom: 0.75rem;
    display: inline-block;
}

.pdf-gallery {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    gap: 1rem;
    margin-top: 1rem;
}

.pdf-image-card {
    position: relative;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-xs);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    cursor: grab;
    user-select: none;
    transition: transform 0.15s ease, box-shadow 0.15s ease, opacity 0.15s ease;
    min-width: 0;
    max-width: 100%;
}

.pdf-image-card:active {
    cursor: grabbing;
}

.pdf-image-card.dragging {
    opacity: 0.45;
    border: 2px dashed var(--color-accent);
    box-shadow: var(--shadow-md);
}

.pdf-image-card.drag-over {
    border-color: var(--color-accent);
    box-shadow: var(--shadow-ring);
    transform: scale(1.02);
}

.pdf-image-card.drag-target-left {
    box-shadow: -4px 0 0 0 var(--color-accent);
}

.pdf-image-card.drag-target-right {
    box-shadow: 4px 0 0 0 var(--color-accent);
}

.pdf-card-badge {
    position: absolute;
    top: 0.5rem;
    left: 0.5rem;
    background: rgba(0, 0, 0, 0.72);
    color: #ffffff;
    font-size: 0.75rem;
    font-weight: 700;
    padding: 0.15rem 0.45rem;
    border-radius: var(--radius-sm);
    z-index: 2;
    backdrop-filter: blur(4px);
}

.pdf-card-drag-handle {
    position: absolute;
    top: 0.5rem;
    right: 0.5rem;
    background: rgba(0, 0, 0, 0.5);
    color: #ffffff;
    padding: 0.15rem 0.35rem;
    border-radius: var(--radius-sm);
    font-size: 0.85rem;
    z-index: 2;
}

.pdf-thumbnail-wrap {
    height: 140px;
    background: color-mix(in srgb, var(--color-surface-elevated) 80%, var(--color-surface));
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    padding: 0.5rem;
}

.pdf-thumbnail-img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    border-radius: 4px;
    transition: transform 0.25s ease;
}

.pdf-card-meta {
    padding: 0.6rem;
    border-top: 1px solid var(--color-border);
    background: var(--color-surface);
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
    flex-grow: 1;
    min-width: 0;
    overflow: hidden;
}

.pdf-card-title {
    font-size: 0.78rem;
    font-weight: 600;
    color: var(--color-fg);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    min-width: 0;
    max-width: 100%;
}

.pdf-card-details {
    font-size: 0.72rem;
    color: var(--color-fg-muted);
    display: flex;
    justify-content: space-between;
}

.pdf-card-actions {
    display: flex;
    gap: 0.4rem;
    margin-top: 0.4rem;
    padding-top: 0.4rem;
    border-top: 1px dashed var(--color-border);
}

.pdf-card-btn {
    flex: 1;
    font-size: 0.75rem;
    padding: 0.25rem 0.4rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.25rem;
    border-radius: var(--radius-sm);
}

.pdf-settings-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    padding: 1.25rem;
    color: var(--color-fg);
}

.pdf-result-card {
    background: color-mix(in srgb, var(--color-success) 6%, var(--color-surface));
    border: 1px solid color-mix(in srgb, var(--color-success) 30%, var(--color-border));
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    padding: 1.5rem;
    margin-top: 1.5rem;
}