body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    margin: 2rem;
    background: #f8f9fa;
    color: #333;
}

h1, h2 {
    color: #2c3e50;
}

button {
    margin-left: 4px;
    padding: 6px 10px;
    border: none;
    border-radius: 6px;
    background: #0d6efd;
    color: #fff;
    font-weight: 500;
    cursor: pointer;
    transition: background-color .2s, box-shadow .2s, opacity .2s, filter .2s;
    box-shadow: 0 1px 2px rgba(0, 0, 0, .1);
}

button:hover {
    background: #0b5ed7;
    box-shadow: 0 2px 6px rgba(0, 0, 0, .15);
}

button:disabled,
button[aria-busy="true"],
button[data-cooldown-until] {
    background: #6c757d !important;
    box-shadow: none !important;
    opacity: .65 !important;
    filter: grayscale(50%);
    cursor: not-allowed !important;
}

.directory-actions button, summary button {
    font-size: .9em;
    padding: 2px 6px;
    margin-left: 2px;
}

.bulk-publish-controls {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    margin-left: 6px;
}

.bulk-publish-btn {
    font-size: .8em;
    padding: 2px 8px;
    line-height: 1.2;
    background: #6c757d;
    color: #fff;
}

.bulk-publish-btn.is-active[data-publish="true"] {
    background: #0d6efd;
}

.bulk-publish-btn.is-active[data-publish="false"] {
    background: #dc3545;
}

.bulk-publish-btn.is-active[data-downloadable="true"] {
    background: #198754;
}

.bulk-publish-btn.is-active[data-downloadable="false"] {
    background: #6f42c1;
}

.bulk-publish-btn:disabled {
    background: #adb5bd !important;
    color: #fff !important;
}

#directory-tree ul {
    list-style: none;
    padding-left: 1em;
}

#directory-tree li {
    background: #fff;
    box-shadow: 0 2px 6px rgba(0, 0, 0, .08);
    padding: 10px 14px;
    border-radius: 6px;
    border-bottom: 1px solid #e0e0e0;
    margin: 4px 0;
    font-size: 1rem;
    line-height: 1.4;
    max-width: 100%;
    overflow: hidden;
    box-sizing: border-box;
    display: block;
    cursor: pointer;
}

#directory-tree li button {
    cursor: default;
}

#directory-tree li:hover {
    background: rgba(13, 110, 253, .08);
    box-shadow: inset 0 0 0 4px rgba(13, 110, 253, .25);
    border-radius: 12px;
}

#directory-tree li:hover:has(li:hover) {
    background: inherit;
    box-shadow: none;
}

#directory-tree li > * {
    display: inline-block;
    vertical-align: middle;
    max-width: 100%;
}

#directory-tree summary {
    display: block;
    list-style: none;
    appearance: none;
    -webkit-appearance: none;
    margin: 0;
    padding: 0;
    border: none;
    background: none;
    cursor: pointer;
    font-weight: bold;
    transition: background-color .2s ease, box-shadow .2s ease;
    border-radius: 6px;
}

.file-manager-unindexed-status {
    margin-left: 10px;
    font-size: 0.85em;
    color: #b00020;
    font-weight: normal;
}

.file-manager-unindexed-status.is-loading {
    color: #555;
}

#directory-tree summary::marker {
    content: "";
}

#directory-tree li::before {
    content: none;
}

#root-actions.is-busy,
#directory-tree.is-busy,
#directory-tree li.is-busy,
#directory-tree summary.is-busy {
    opacity: .6;
    pointer-events: none;
}

.file-manager-status {
    font-size: 12px;
    color: #555;
    margin: 6px 0;
    display: flex;
    align-items: center;
    gap: 6px;
}

.file-manager-status:not(.is-loading) .file-manager-spinner {
    display: none;
}

.file-manager-spinner {
    width: 14px;
    height: 14px;
    border: 2px solid rgba(13, 110, 253, .2);
    border-top-color: #0d6efd;
    border-radius: 50%;
    animation: file-manager-spin 1s linear infinite;
    display: inline-block;
}

.file-manager-loading {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: #555;
    font-size: 0.9em;
}

.file-manager-loading-sm .file-manager-spinner {
    width: 12px;
    height: 12px;
}

.file-manager-loading-md .file-manager-spinner {
    width: 14px;
    height: 14px;
}

.file-manager-loading-item {
    background: transparent;
    box-shadow: none;
    border: none;
    padding: 6px 0;
    cursor: default;
}

#directory-tree li.is-busy {
    position: relative;
}

.fm-delete-target {
    position: relative;
}

.fm-delete-spinner-overlay {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.65);
    border-radius: 6px;
    z-index: 5;
}

.fm-delete-spinner-overlay .fm-upload-spinner {
    width: 18px;
    height: 18px;
    border-width: 2px;
    color: #0d6efd;
}

.fm-upload-modal {
    background: #fff;
    padding: 20px;
    border-radius: 8px;
    width: 640px;
    max-height: 80%;
    display: flex;
    flex-direction: column;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
}

.fm-upload-body {
    overflow: auto;
    padding-right: 4px;
}

.fm-upload-actions {
    position: sticky;
    bottom: 0;
    background: #fff;
    padding-top: 12px;
    margin-top: 16px;
    text-align: right;
    border-top: 1px solid #eee;
}

@keyframes file-manager-spin {
    to {
        transform: rotate(360deg);
    }
}

.fm-upload-progress {
    display: grid;
    gap: 8px;
    font-size: 12px;
    color: #555;
    margin-bottom: 8px;
}

.fm-upload-progress-row {
    display: grid;
    gap: 4px;
}

.fm-upload-progress-row progress {
    width: 100%;
    height: 10px;
    accent-color: #0d6efd;
}