*, *::before, *::after {
    box-sizing: border-box;
    scrollbar-width: none;
    font-family: monospace;
}

input { appearance: none; }

.hidden { display: none !important; }

html, body {
    height: 100%;
    margin: 0;
}

html {
    background-image: var(--grad-page);
    scroll-behavior: smooth;
}

body {
    height: 100vh;
    padding: 0 8px 8px;
    background-image: var(--grad-page);
    background-attachment: fixed;
    width: 100%;
    color: var(--text-chrome);
    display: grid;
    grid-template-rows: auto minmax(0, 1fr);
    user-select: none;
}


header {
    height: 48px;
    border-radius: 0 0 12px 12px;
    display: grid;
    grid-template-columns: 196px minmax(0, 1fr);
    position: sticky;
    top: 0;
    z-index: 10;
    overflow: visible;
    margin-left: 8px;
    margin-right: 8px;
    box-shadow: 0 2px 12px rgba(0,0,0,0.7), 0 1px 0 rgba(255,255,255,0.08) inset;
}

header div.left {
    background-image: var(--grad-dark);
    border-radius: 0 0 0 12px;
    border: var(--border-dark);
    border-top: none;
    border-right: none;
    display: flex;
    justify-content: center;
    align-items: center;
    cursor: pointer;
    box-shadow: inset 0 0 8px rgba(0,0,0,0.5);
}

header div.left img { width: 128px; }

header div.right {
    background-image: var(--grad-header);
    border-radius: 0 0 12px 0;
    border: var(--border-dark);
    border-top: none;
    border-left: none;
    display: flex;
    align-items: center;
    justify-content: flex-end;
}

header div.right div.option {
    background-image: var(--grad-header);
    padding: 4px 10px;
    height: 100%;
    cursor: pointer;
    white-space: nowrap;
    font-size: 18px;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    color: var(--text-chrome);
}

header div.right div.option:hover:not(.disabled) { filter: brightness(1.2); }

header div.right div.option:active {
    background-image: var(--grad-hover);
    color: var(--text-on-blue);
}


main {
    display: grid;
    grid-template-columns: minmax(0, 24%) minmax(0, 1fr);
    gap: 8px;
    overflow: hidden;
    height: 100%;
    padding: 8px;
}

main div.left,
main div.right {
    border-radius: var(--radius-panel);
    display: grid;
    grid-template-rows: 48px minmax(0, 1fr);
    min-width: 0;
    min-height: 0;
    overflow: hidden;
    box-shadow: 0 2px 12px rgba(0,0,0,0.6), 0 1px 0 rgba(255,255,255,0.06) inset;
}

main div.left {
    align-self: stretch;
    grid-template-rows: 48px minmax(0, 1fr);
}

main div div.header {
    background-image: var(--grad-header);
    border-radius: var(--radius-header);
    border: var(--border-dark);
    border-bottom: none;
    display: flex;
    align-items: center;
    min-width: 0;
    overflow: hidden;
}

main div div.header p {
    margin: 0 0 0 8px;
    font-weight: 800;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    color: var(--text-chrome);
}

main div div.content {
    border: var(--border-dark);
    border-top: none;
    border-radius: 0 0 4px 4px;
    background-image: var(--grad-content);
    min-width: 0;
    overflow: hidden;
    box-shadow: inset 0 2px 8px rgba(0,0,0,0.3);
}


div.directorylist {
    display: flex;
    flex-direction: column;
    gap: 8px;
    padding: 8px;
    overflow-y: auto;
    scrollbar-width: none;
    height: 100%;
}

div.directorylist div.directory {
    background-image: var(--grad-dark);
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 2px;
    min-width: 0;
    overflow: hidden;
    box-shadow: 0 2px 8px rgba(0,0,0,0.5);
    border: var(--border-cell);
    flex-shrink: 0;
    width: 100%;
}

div.directorylist div.directory .dirheader {
    background-image: var(--grad-dark);
    display: flex;
    align-items: center;
    padding: 4px 8px;
    cursor: pointer;
    width: 100%;
    min-height: 48px;
    overflow: hidden;
}

div.directorylist div.directory .dirheader p {
    margin: 0;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    min-width: 0;
    font-size: 1.25em;
    color: var(--text-chrome);
}

div.directorylist div.directory .dirheader:hover { filter: brightness(1.2); }
div.directorylist div.directory .dirheader:active { filter: brightness(0.85); }

div.directorylist div.directory .dirheader.active {
    background-image: var(--grad-hover);
}

div.directorylist div.directory .dirheader.active p { color: var(--text-on-blue); }

div.directorylist div.directory .dir-label {
    font-size: 1.1em;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    min-width: 0;
    width: 100%;
    color: var(--text-chrome);
}

div.directorylist div.directory .dir-vis {
    font-size: 0.75em;
    color: var(--text-chrome-sub);
    letter-spacing: 0.04em;
}

div.directorylist div.directory .dirheader.active .dir-label { color: var(--text-on-blue); }
div.directorylist div.directory .dirheader.active .dir-vis { color: var(--text-on-blue-sub); }

div.directorylist div.directory .tree {
    width: 100%;
    overflow: hidden;
}

div.directorylist div.directory .tree dl {
    margin: 0;
    padding: 0;
    padding-left: 16px;
}

div.directorylist div.directory .tree dt {
    text-align: left;
    list-style-type: none;
    margin: 0;
    padding: 0;
    width: 100%;
    cursor: pointer;
    box-sizing: border-box;
    color: var(--text-chrome);
    min-width: 0;
}

div.directorylist div.directory .tree dt > span {
    display: block;
    padding: 4px 8px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    min-width: 0;
}

div.directorylist div.directory .tree dt span:hover {
    filter: brightness(0.8);
    text-decoration: underline;
}

div.directorylist div.directory .tree dt span.active {
    font-weight: bold;
    color: var(--text-chrome-sub);
    text-decoration: underline;
}


main div.right div.header {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    padding: 0 8px;
    gap: 8px;
}

main div.right div.header div.headerleft {
    display: flex;
    align-items: center;
    gap: 0;
    overflow-x: auto;
    min-width: 0;
}

main div.right div.header div.headerright {
    display: flex;
    align-items: center;
    flex-shrink: 0;
}

main div.right div.header div.headerright input {
    margin-right: 8px;
    padding: 2px 6px;
    border: var(--border-chrome);
    background-image: var(--grad-light);
    color: var(--text-light-surface);
    box-shadow: inset 0 1px 3px rgba(0,0,0,0.2);
}

main div.right div.header div.headerright input:focus {
    background-image: var(--grad-light-alt);
    outline: none;
    box-shadow: inset 0 1px 3px rgba(0,0,0,0.2), 0 0 0 2px rgba(40,130,216,0.45);
}

main div.right div.content {
    display: flex;
    overflow-y: scroll;
    width: 100%;
}

main div.right div.content #itemContainer {
    width: 100%;
    align-self: start;
}

div.pathtab {
    background-image: var(--grad-dark-alt);
    padding: 4px 10px;
    cursor: pointer;
    white-space: nowrap;
    font-size: 1em;
    flex-shrink: 0;
    border: var(--border-chrome);
    line-height: 1.6;
    color: var(--text-chrome);
}

div.pathtab + div.pathtab        { border-left: none; }

div.pathtab:hover:not(.disabled) { filter: brightness(1.08); }

div.pathtab.active {
    background-image: var(--grad-hover);
    color: var(--text-on-blue);
}

div.pathtab.disabled {
    opacity: 0.45;
    cursor: default;
}

div.pathtab.back {
    margin-right: 8px;
    border: var(--border-chrome);
}

div.pathtab.back + div.pathtab {
    border-left: var(--border-chrome);
}


table.itemlist {
    font-family: monospace;
    width: 100%;
    align-self: start;
    min-width: 0;
}

table.itemlist tr {
    text-align: center;
    display: grid;
    grid-template-columns: 3fr 1fr 1fr 1fr 1fr;
    margin: 8px;
    cursor: pointer;
    box-shadow: 0 2px 8px rgba(0,0,0,0.3), 0 1px 0 rgba(255,255,255,0.2) inset;
    height: 40px;
}

table.itemlist td {
    background-image: var(--grad-dark);
    padding: 12px;
    border: var(--border-cell);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    color: var(--text-chrome);
    vertical-align: middle;
}

table.itemlist td.buttons {
    padding: 4px;
    display: flex;
    justify-content: flex-end;
    align-items: center;
}

table.itemlist td:nth-child(even) { background-image: var(--grad-dark-alt); }

table.itemlist tr.folder td { background-image: var(--grad-folder); color: var(--text-on-folder); }
table.itemlist tr.folder td:nth-child(even) { background-image: var(--grad-folder-alt); }

table.itemlist tr:hover td,
table.itemlist tr.folder:hover td {
    background-image: var(--grad-hover);
    color: var(--text-on-blue);
}

table.itemlist tr:active td,
table.itemlist tr.folder:active td { filter: brightness(0.88); }

table.itemlist td.name { 
    display: flex;
    align-items: center;
    justify-content: flex-start;
    gap: 4px;
}


table.itemlist td.name div.img { 
    display: flex;
    align-items: center;
    justify-content: center;
}

table.itemlist td.name div.p { 
    display: flex;
    align-items: center;
    justify-content: flex-start;
}

table.itemlist td.name div p {
    text-align: left;
}

table.itemlist td.name div img {
    height: 24px;
}


table.itemlist td a {
    font-weight: 100;
    color: var(--text-link-light);
}

table.itemlist tr:hover td a,
table.itemlist tr.folder:hover td a { color: var(--text-on-blue); }


.preview-container {
    display: flex;
    justify-content: center;
    align-items: center;
    width: 100%;
    height: 100%;
    padding: 16px;
    overflow: auto;
}

.preview-container img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    display: block;
}

.preview-container video {
    width: 100%;
    max-width: 960px;
    max-height: 100%;
}

.preview-container audio {
    width: 100%;
    max-width: 960px;
}

iframe {
    width: 100%;
    height: 100%;
    border: none;
    overflow: hidden;
}

.preview-container pre {
    width: 100%;
    overflow-x: auto;
    white-space: pre-wrap;
    word-break: break-all;
    margin: 0;
    color: var(--text-chrome);
}


.user-widget {
    position: relative;
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    user-select: none;
    padding: 4px 8px;
}

.user-widget:hover { filter: brightness(1.08); }

.user-widget .avatar {
    width: 28px;
    height: 28px;
    object-fit: cover;
    border: 1px solid #7a8090;
    flex-shrink: 0;
    background-image: var(--grad-light);
}

.user-widget .avatar.placeholder {
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    font-weight: 700;
    background-image: var(--grad-dark);
    color: var(--text-chrome);
    text-transform: uppercase;
    width: 28px;
    height: 28px;
}

.user-widget .display-name {
    font-size: 13px;
    color: var(--text-chrome);
    white-space: nowrap;
}

.user-dropdown {
    display: none;
    position: absolute;
    top: calc(100% + 4px);
    right: 0;
    min-width: 170px;
    background-image: var(--grad-header);
    border: var(--border-chrome);
    overflow: hidden;
    z-index: 999;
    box-shadow: 0 8px 24px rgba(0,0,0,0.45), 0 1px 0 rgba(255,255,255,0.3) inset;
}

.user-widget.open .user-dropdown { display: block; }

.user-dropdown .dd-header {
    padding: 10px 14px 8px;
    border-bottom: var(--border-chrome);
    background-image: var(--grad-dark);
}

.user-dropdown .dd-uid {
    font-size: 10px;
    font-family: monospace;
    color: var(--text-chrome-sub);
    letter-spacing: 0.05em;
}

.user-dropdown .dd-name {
    font-size: 13px;
    font-weight: 600;
    color: var(--text-chrome);
    margin-top: 2px;
}

.user-dropdown .dd-item {
    display: block;
    width: 100%;
    text-align: left;
    padding: 9px 14px;
    background: none;
    border: none;
    color: var(--text-chrome);
    font-size: 13px;
    font-family: monospace;
    cursor: pointer;
    text-decoration: none;
}

.user-dropdown .dd-item:hover {
    background-image: var(--grad-hover);
    color: var(--text-on-blue);
}

.user-dropdown .dd-item.danger { color: var(--text-danger); }
.user-dropdown .dd-item.danger:hover {
    background-image: none;
    background-color: var(--bg-danger-hover);
    color: var(--text-danger-hover);
}

.header-right-user {
    display: flex;
    align-items: center;
    height: 100%;
    padding: 0 8px;
    flex-shrink: 0;
    border-left: var(--border-chrome-dark);
    overflow: visible;
}


.header-upload {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 0 12px;
    height: 100%;
}

.header-upload input[type="file"] { display: none; }

.btn {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 0 14px;
    height: 32px;
    background-image: var(--grad-light);
    border: var(--border-chrome);
    color: var(--text-light-surface);
    font-family: monospace;
    font-size: 13px;
    cursor: pointer;
    white-space: nowrap;
    box-shadow: 0 2px 6px rgba(0,0,0,0.28), inset 0 1px 0 rgba(255,255,255,0.7);
}

.btn:hover { filter: brightness(1.07); }

.btn:active {
    background-image: var(--grad-hover);
    color: var(--text-on-blue);
    box-shadow: 0 2px 6px rgba(0,0,0,0.28);
    filter: none;
}

.upload-progress {
    font-size: 11px;
    font-family: monospace;
    color: var(--text-chrome);
    white-space: nowrap;
}

.progress-pct {
    color: var(--text-light-surface);
}


.owner-badge {
    display: inline-block;
    font-size: 11px;
    font-family: monospace;
    color: var(--owner-badge);
    background: var(--bg-owner-badge);
    border: 1px solid var(--border-owner-badge);
    padding: 1px 6px;
}

.owner-badge.unix {
    color: var(--text-chrome-sub);
    background: none;
    border-color: transparent;
}


.action-cell {
    display: flex;
    align-items: center;
    gap: 6px;
    justify-content: flex-end;
}

.btn-icon {
    background: none;
    border: 1px solid transparent;
    color: var(--text-chrome-muted);
    font-size: 13px;
    font-family: monospace;
    cursor: pointer;
    padding: 2px 7px;
    white-space: nowrap;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
}

.btn-icon:hover {
    color: var(--text-chrome);
    text-decoration: underline;
}

.btn-icon.danger:hover {
    color: var(--text-danger);
    border-color: rgba(200,60,60,0.5);
    background: rgba(180,30,30,0.1);
}


.confirm-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(10,20,60,0.55);
    z-index: 300;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(1px);
}

.confirm-overlay.active { display: flex; }

.confirm-box {
    width: 100%;
    max-width: 320px;
    box-shadow: 0 16px 48px rgba(0,0,0,0.65), 0 1px 0 rgba(255,255,255,0.25) inset;
    overflow: hidden;
}

.confirm-box-header {
    background-image: var(--grad-header);
    border: var(--border-dark);
    border-bottom: none;
    height: 40px;
    display: flex;
    align-items: center;
    padding: 0 14px;
    font-size: 13px;
    font-weight: 700;
    color: var(--text-chrome);
}

.confirm-box-body {
    background-color: var(--bg-content);
    border: var(--border-dark);
    border-top: none;
    padding: 16px 16px 18px;
    display: flex;
    flex-direction: column;
    gap: 14px;
    box-shadow: inset 0 2px 8px rgba(0,0,0,0.18);
}

.confirm-box-body p {
    font-size: 13px;
    color: var(--text-light-surface);
    line-height: 1.5;
    margin: 0;
}

.confirm-box-body p strong {
    color: var(--text-danger);
    font-weight: 700;
}

.confirm-actions {
    display: flex;
    gap: 8px;
    justify-content: flex-end;
}

.btn-modal {
    padding: 6px 16px;
    border: var(--border-chrome);
    font-family: monospace;
    font-size: 12px;
    font-weight: 600;
    cursor: pointer;
    box-shadow: 0 2px 4px rgba(0,0,0,0.25), inset 0 1px 0 rgba(255,255,255,0.6);
}

.btn-modal.cancel {
    background-image: var(--grad-light);
    color: var(--text-light-surface);
}

.btn-modal.cancel:hover { filter: brightness(0.94); }

.btn-modal.delete {
    background-image: var(--grad-danger);
    color: #fff;
    border-color: var(--border-danger);
    box-shadow: 0 2px 6px rgba(100,10,10,0.45), inset 0 1px 0 rgba(255,150,140,0.3);
}

.btn-modal.delete:hover { filter: brightness(1.12); }


/* ── Split button (New / View) ──────────────────────────────────────────── */
.btn-split {
    position: relative;
    display: flex;
    align-items: stretch;
    flex-shrink: 0;
}

.btn-split .btn-split-main {
    border-right: none;
}

.btn-split .btn-split-arrow {
    padding: 0 8px;
    font-size: 11px;
}


.split-dropdown {
    display: none;
    position: absolute;
    top: calc(100% + 4px);
    left: 0;
    min-width: 150px;
    background-image: var(--grad-header);
    border: var(--border-chrome);
    overflow: hidden;
    z-index: 500;
    box-shadow: 0 8px 24px rgba(0,0,0,0.45), 0 1px 0 rgba(255,255,255,0.15) inset;
}

.split-dropdown.split-dropdown-left {
    left: auto;
    right: 0;
}

.split-dropdown.open { display: block; }

.split-dropdown .dd-item {
    display: block;
    width: 100%;
    text-align: left;
    padding: 8px 14px;
    background: none;
    border: none;
    color: var(--text-light-surface);
    background-image: var(--grad-light);
    font-size: 13px;
    font-family: monospace;
    cursor: pointer;
}

.split-dropdown .dd-item:hover {
    background-image: var(--grad-hover);
    color: var(--text-on-blue);
}

.split-dropdown .dd-item.active {
    font-weight: 900;
}

.split-dropdown .dd-item + .dd-item {
    border-top: var(--border-chrome);
}

.itemgrid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
    align-content: flex-start;
    gap: 10px;
    padding: 12px;
    width: 100%;
}

.grid-cell {
    display: flex;
    flex-direction: column;
    align-items: center;
    min-width: 0;
    border: var(--border-cell);
    background-image: var(--grad-dark);
    cursor: pointer;
    overflow: hidden;
    box-shadow: 0 2px 8px rgba(0,0,0,0.3);
    position: relative;
}

.grid-cell:hover { filter: brightness(1.12); }
.grid-cell:hover { background-image: var(--grad-hover); }
.grid-cell:hover .grid-label,
.grid-cell:hover .grid-meta { color: var(--text-on-blue); }

.grid-cell.folder { background-image: var(--grad-folder); }
.grid-cell.folder .grid-label { color: var(--text-on-folder); }
.grid-cell.folder .grid-meta  { color: var(--text-on-folder); }

.grid-thumb {
    width: 100%;
    height: 90px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    background: rgba(0,0,0,0.15);
}

.grid-thumb-img {
    max-width: 100%;
    max-height: 100%;
    object-fit: cover;
    display: block;
}

.grid-thumb-img.grid-thumb-icon-fallback {
    object-fit: contain;
    max-width: 48px;
    max-height: 48px;
    padding: 4px;
}

.grid-label {
    width: 100%;
    font-size: 11px;
    color: var(--text-chrome);
    text-align: center;
    padding: 4px 6px 0;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    font-family: monospace;
}

.grid-meta {
    font-size: 10px;
    color: var(--text-chrome-sub);
    padding: 1px 4px 4px;
    font-family: monospace;
}

.grid-actions {
    display: flex;
    gap: 4px;
    padding: 4px;
    justify-content: flex-end;
    width: 100%;
    border-top: var(--border-cell);
}

.grid-actions .btn-icon {
    font-size: 11px;
    padding: 1px 5px;
}

.input-row {
    display: flex;
    gap: 0;
}

.text-input {
    width: 100%;
    padding: 7px 10px;
    border: var(--border-chrome);
    background-image: var(--grad-light);
    color: var(--text-light-surface);
    font-family: monospace;
    font-size: 13px;
    box-shadow: inset 0 1px 3px rgba(0,0,0,0.2);
    appearance: none;
}

.text-input:focus {
    background-image: var(--grad-light-alt);
    outline: none;
    box-shadow: inset 0 1px 3px rgba(0,0,0,0.2), 0 0 0 2px rgba(40,130,216,0.45);
}

.error-row {
    margin: 0;
    font-size: 12px;
    color: var(--text-danger);
    font-family: monospace;
}

.btn-modal.create {
    background-image: var(--grad-hover);
    color: var(--text-on-blue);
    border-color: var(--border-chrome);
    box-shadow: 0 2px 6px rgba(0,0,0,0.28);
}

.btn-modal.create:hover { filter: brightness(1.1); }