.tool-container {
    max-width: 900px;
    margin: 0 auto;
}

.badge {
    background: var(--md-sys-color-primary-container);
    color: var(--md-sys-color-on-primary-container);
    font-size: 0.75rem;
    padding: 2px 8px;
    border-radius: 8px;
    vertical-align: middle;
    margin-left: 8px;
}

/* Alert Banner */
.alert-banner {
    background-color: var(--md-sys-color-tertiary-container);
    color: var(--md-sys-color-on-tertiary-container);
    padding: 12px 16px;
    border-radius: var(--radius-default);
    margin-bottom: 1.5rem;
    font-size: 0.9rem;
    border: 1px solid var(--md-sys-color-outline-variant);
}

/* Drop Zone */
.drop-zone {
    border: 2px dashed var(--md-sys-color-outline);
    border-radius: var(--radius-lg);
    padding: 2rem 1rem;
    text-align: center;
    transition: all 0.3s ease;
    cursor: pointer;
    background: var(--md-sys-color-surface-variant);
    margin-bottom: 1.5rem;
}

.drop-zone:hover, .drop-zone.drag-over {
    border-color: var(--md-sys-color-primary);
    background: var(--md-sys-color-primary-container);
}

.drop-zone-content .icon {
    font-size: 2.5rem;
    display: block;
    margin-bottom: 0.5rem;
}

/* Control Bar */
.control-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 1.5rem;
    margin-bottom: 1.5rem;
    flex-wrap: wrap;
    gap: 1rem;
}

.options {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.radio-group {
    display: flex;
    gap: 1rem;
}

.radio-group label {
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 4px;
}

.actions {
    display: flex;
    gap: 0.75rem;
}

/* File Queue */
.file-queue {
    padding: 0;
    overflow: hidden;
}

.file-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 1.5rem;
    border-bottom: 1px solid var(--md-sys-color-outline-variant);
    gap: 1rem;
}

.file-item:last-child {
    border-bottom: none;
}

.file-info {
    flex: 1;
    min-width: 0;
    display: flex;
    flex-direction: column;
}

.file-name {
    font-weight: 500;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    color: var(--md-sys-color-on-surface);
}

.file-meta {
    font-size: 0.8rem;
    color: var(--md-sys-color-on-surface-variant);
}

.file-status-area {
    display: flex;
    align-items: center;
    gap: 1rem;
    min-width: 200px;
    justify-content: flex-end;
}

/* Progress Box */
.progress-box {
    flex: 1;
    display: flex;
    align-items: center;
    gap: 8px;
    min-width: 150px;
}

.progress-bar-bg {
    flex: 1;
    height: 6px;
    background: var(--md-sys-color-surface-container-highest);
    border-radius: 3px;
    overflow: hidden;
}

.progress-bar {
    height: 100%;
    background: var(--md-sys-color-primary);
    transition: width 0.3s linear;
}

.percent {
    font-size: 0.75rem;
    font-variant-numeric: tabular-nums;
    min-width: 35px;
}

/* Status Tags */
.status-tag {
    font-size: 0.75rem;
    padding: 2px 8px;
    border-radius: 4px;
    background: var(--md-sys-color-surface-container);
    color: var(--md-sys-color-on-surface-variant);
}

.status-waiting { color: var(--md-sys-color-secondary); }
.status-completed { background: #e8f5e9; color: #2e7d32; }
[data-theme="dark"] .status-completed { background: #1b5e20; color: #a5d6a7; }
.status-error { background: #ffebee; color: #c62828; }

/* Download Button Mini */
.btn-mini-download {
    text-decoration: none;
    background: var(--md-sys-color-primary);
    color: var(--md-sys-color-on-primary);
    padding: 4px 12px;
    border-radius: 16px;
    font-size: 0.8rem;
    font-weight: 500;
    transition: opacity 0.2s;
}

.btn-mini-download:hover {
    opacity: 0.9;
}

.empty-hint {
    text-align: center;
    padding: 3rem;
    color: var(--md-sys-color-on-surface-variant);
    font-style: italic;
}

@media (max-width: 600px) {
    .file-item {
        flex-direction: column;
        align-items: flex-start;
    }
    .file-status-area {
        width: 100%;
        justify-content: space-between;
    }
}