/**
 * Link Nacional File Browser — frontend styles.
 * Mirrors the admin design language; read-only (no rename/move/delete).
 */

:root {
	--lnfb-primary: #2271b1;
	--lnfb-primary-dark: #135e96;
	--lnfb-accent: #3858e9;
	--lnfb-danger: #d63638;
	--lnfb-success: #00a32a;
	--lnfb-folder: #f0b429;
	--lnfb-text: #1d2327;
	--lnfb-muted: #646970;
	--lnfb-border: #dcdcde;
	--lnfb-border-strong: #c3c4c7;
	--lnfb-surface: #fff;
	--lnfb-radius: 10px;
	--lnfb-radius-sm: 6px;
	--lnfb-shadow: 0 1px 2px rgba(0, 0, 0, .06), 0 1px 3px rgba(0, 0, 0, .04);
	--lnfb-shadow-lg: 0 12px 30px rgba(0, 0, 0, .18);
}

.linknacional-filebrowser-public {
	background: var(--lnfb-surface);
	border: 1px solid var(--lnfb-border);
	border-radius: var(--lnfb-radius);
	overflow: hidden;
	color: var(--lnfb-text);
	font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
	box-shadow: var(--lnfb-shadow);
	width: 100%;
	max-width: 100%;
	box-sizing: border-box;
}

.linknacional-filebrowser-public * { box-sizing: border-box; }

/* Neutralise global theme button styles (padding, min-height, uppercase, …)
   so our controls keep their exact size inside the browser. */
.linknacional-filebrowser-public button {
	min-width: 0;
	min-height: 0;
	margin: 0;
	padding: 0;
	text-transform: none;
	letter-spacing: normal;
	text-shadow: none;
	font-family: inherit;
	font-weight: 400;
	font-style: normal;
	line-height: 1;
	background-image: none;
	-webkit-appearance: none;
	appearance: none;
}

/* ----------------------------- Toolbar ---------------------------- */
.linknacional-filebrowser-public .lnfb-toolbar {
	display: flex;
	flex-direction: column;
	gap: 12px;
	padding: 14px 16px 0;
}

.linknacional-filebrowser-public .lnfb-toolbar-row {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 12px;
	flex-wrap: wrap;
}

.linknacional-filebrowser-public .lnfb-toolbar-left {
	display: flex;
	align-items: center;
	gap: 12px;
	min-width: 0;
	flex-wrap: wrap;
}

.linknacional-filebrowser-public .lnfb-main-sep {
	margin: 12px 0 0;
	border: 0;
	border-top: 1px solid var(--lnfb-border);
}

.linknacional-filebrowser-public .lnfb-toolbar-left {
	display: flex;
	align-items: center;
	gap: 12px;
	flex: 1;
	min-width: 0;
	flex-wrap: wrap;
}

.linknacional-filebrowser-public .lnfb-search {
	position: relative;
	display: flex;
	align-items: center;
	width: 100%;
}

.linknacional-filebrowser-public .lnfb-search > i {
	position: absolute;
	left: 12px;
	color: var(--lnfb-muted);
	font-size: 13px;
	pointer-events: none;
}

.linknacional-filebrowser-public .lnfb-search input {
	width: 100%;
	min-width: 0;
	height: 40px;
	margin: 0;
	padding: 0 36px 0 34px;
	border: 1px solid var(--lnfb-border-strong);
	border-radius: var(--lnfb-radius-sm);
	background: #fff;
	font-size: 14px;
	line-height: 1;
	color: var(--lnfb-text);
}

.linknacional-filebrowser-public .lnfb-search input:focus {
	outline: none;
	border-color: var(--lnfb-primary);
	box-shadow: 0 0 0 2px rgba(34, 113, 177, .18);
}

.linknacional-filebrowser-public .lnfb-search-clear {
	position: absolute;
	right: 8px;
	border: none;
	background: transparent;
	color: var(--lnfb-muted);
	cursor: pointer;
	padding: 6px;
	line-height: 1;
	font-size: 14px;
	display: none;
}

.linknacional-filebrowser-public .lnfb-search-clear.is-visible { display: inline-flex; }

.linknacional-filebrowser-public .lnfb-sort {
	-webkit-appearance: none;
	-moz-appearance: none;
	appearance: none;
	height: 40px;
	max-width: 170px;
	margin: 0;
	padding: 0 34px 0 12px;
	border: 1px solid var(--lnfb-border-strong);
	border-radius: var(--lnfb-radius-sm);
	background-color: #fff;
	background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%2350575e' d='M1.4 1.6 6 6.2l4.6-4.6L12 3 6 9 0 3z'/%3E%3C/svg%3E");
	background-repeat: no-repeat;
	background-position: right 12px center;
	background-size: 11px 7px;
	font-size: 14px;
	line-height: 1;
	color: var(--lnfb-text);
	flex-shrink: 0;
}

.linknacional-filebrowser-public .lnfb-viewtoggle {
	display: inline-flex;
	gap: 2px;
	padding: 3px;
	border: 1px solid var(--lnfb-border-strong);
	border-radius: var(--lnfb-radius-sm);
	background: #fff;
	flex-shrink: 0;
}

.linknacional-filebrowser-public .lnfb-view-btn {
	border: none;
	background: transparent;
	width: 34px;
	height: 32px;
	border-radius: 4px;
	color: var(--lnfb-muted);
	cursor: pointer;
	font-size: 14px;
	transition: background .15s ease, color .15s ease;
}
.linknacional-filebrowser-public .lnfb-view-btn:hover { background: #f0f0f1; color: var(--lnfb-text); }

.linknacional-filebrowser-public .lnfb-view-btn.is-active {
	background: var(--lnfb-primary);
	color: #fff;
}

/* Toolbar "Copy for AI" button (mirrors the admin). */
.linknacional-filebrowser-public .lnfb-copy-ai {
	display: inline-flex;
	align-items: center;
	gap: 6px;
	height: 40px;
	padding: 0 14px;
	border: 1px solid var(--lnfb-border-strong);
	border-radius: var(--lnfb-radius-sm);
	background: #fff;
	color: var(--lnfb-text);
	font-size: 14px;
	line-height: 1;
	cursor: pointer;
	flex-shrink: 0;
	-webkit-appearance: none;
	appearance: none;
	transition: background .15s ease, border-color .15s ease, color .15s ease;
}
.linknacional-filebrowser-public .lnfb-copy-ai:hover { background: #f0f0f1; border-color: var(--lnfb-primary); color: var(--lnfb-primary); }
.linknacional-filebrowser-public .lnfb-copy-ai i { font-size: 14px; }

/* ---------------------------- Breadcrumb -------------------------- */
.linknacional-filebrowser-public .lnfb-breadcrumb {
	display: flex;
	align-items: center;
	flex-wrap: wrap;
	gap: 4px;
	padding: 12px 16px 0;
	border-bottom: none;
	font-size: 13px;
	background: transparent;
}

.linknacional-filebrowser-public .lnfb-crumb {
	display: inline-flex;
	align-items: center;
	gap: 6px;
	border: none;
	background: transparent;
	color: var(--lnfb-primary);
	padding: 3px 8px;
	border-radius: 6px;
	cursor: pointer;
	font-size: 13px;
	transition: background .15s ease;
}

.linknacional-filebrowser-public .lnfb-crumb:hover { background: #f0f6fc; }

.linknacional-filebrowser-public .lnfb-crumb.current {
	color: var(--lnfb-text);
	font-weight: 600;
	cursor: default;
}

.linknacional-filebrowser-public .lnfb-crumb-sep { color: #c3c4c7; font-size: 10px; }

/* ------------------------------ Body ------------------------------ */
.linknacional-filebrowser-public .lnfb-body {
	display: flex;
	min-height: 420px;
	align-items: stretch;
}

.linknacional-filebrowser-public .lnfb-sidebar {
	width: 260px;
	flex-shrink: 0;
	background: #fbfbfc;
	border-right: 1px solid var(--lnfb-border);
	padding: 14px 10px;
	overflow-y: auto;
	transition: width .2s ease, padding .2s ease;
	box-sizing: border-box;
}

.linknacional-filebrowser-public .lnfb-content { flex: 1; min-width: 0; position: relative; display: flex; flex-direction: column; }

/* Collapse / re-expand */
.linknacional-filebrowser-public .lnfb-body.sidebar-collapsed .lnfb-sidebar {
	width: 0;
	padding-left: 0;
	padding-right: 0;
	border-right: none;
}

.linknacional-filebrowser-public .lnfb-body.sidebar-collapsed .lnfb-sidebar > * { display: none; }

/* Handle centred on the divider — collapses / reopens the sidebar. */
.linknacional-filebrowser-public .lnfb-sidebar-handle {
	position: absolute;
	top: 50%;
	left: 0;
	z-index: 25;
	transform: translateY(-50%);
	display: inline-flex;
	align-items: center;
	justify-content: center;
	width: 26px;
	height: 48px;
	min-width: 0;
	min-height: 0;
	margin: 0;
	padding: 0;
	border: 1px solid var(--lnfb-border);
	border-left: none;
	border-radius: 0 8px 8px 0;
	background: #fff;
	color: var(--lnfb-text);
	box-shadow: 2px 0 8px rgba(0, 0, 0, .08);
	cursor: pointer;
	font-family: inherit;
	font-size: 12px;
	font-weight: 400;
	line-height: 1;
	letter-spacing: normal;
	text-transform: none;
	text-shadow: none;
	vertical-align: middle;
	-webkit-appearance: none;
	appearance: none;
	box-sizing: border-box;
}

.linknacional-filebrowser-public .lnfb-sidebar-handle:hover { border-color: var(--lnfb-primary); color: var(--lnfb-primary); }

/* ---------------------------- Workspace --------------------------- */
.linknacional-filebrowser-public .lnfb-workspace { flex: 1; display: flex; min-height: 0; }
.linknacional-filebrowser-public .lnfb-workspace-body { flex: 1; min-width: 0; display: flex; flex-direction: column; }
.linknacional-filebrowser-public .lnfb-content-area { position: relative; flex: 1; min-height: 0; display: flex; flex-direction: column; overflow-x: clip; }

/* ------------------------------- Tree ----------------------------- */
.linknacional-filebrowser-public .lnfb-tree-item {
	position: relative;
	display: flex;
	align-items: center;
	gap: 6px;
	box-sizing: content-box;
	min-height: 30px;
	padding: 5px 8px;
	border-radius: 7px;
	cursor: pointer;
	color: #3c434a;
	font-size: 13px;
	line-height: 1.2;
	transition: background .15s ease, color .15s ease;
	user-select: none;
}

.linknacional-filebrowser-public .lnfb-tree-item:hover { background: #f0f0f1; }

.linknacional-filebrowser-public .lnfb-tree-item.is-active {
	background: #eef1fe;
	color: var(--lnfb-primary);
	font-weight: 600;
}

.linknacional-filebrowser-public .lnfb-tree-toggle,
.linknacional-filebrowser-public .lnfb-tree-spacer {
	width: 16px;
	height: 16px;
	min-height: 0;
	flex-shrink: 0;
	border: none;
	background: transparent;
	color: var(--lnfb-muted);
	padding: 0;
	margin: 0;
	display: grid;
	place-items: center;
	line-height: 1;
	font-size: 11px;
	-webkit-appearance: none;
	appearance: none;
}

.linknacional-filebrowser-public .lnfb-tree-toggle { cursor: pointer; }

/* Leaf folders have no toggle — keep the label aligned but the control invisible. */
.linknacional-filebrowser-public .lnfb-tree-toggle[hidden] { display: grid; visibility: hidden; }

.linknacional-filebrowser-public .lnfb-tree-item.file .lnfb-tree-icn { color: #7b7f84; }
.linknacional-filebrowser-public .lnfb-tree-item.file .lnfb-tree-label { color: var(--lnfb-muted); }
.linknacional-filebrowser-public .lnfb-tree-item.file:hover { background: #f0f0f1; }

.linknacional-filebrowser-public .lnfb-tree-icn { color: var(--lnfb-folder); width: 16px; text-align: center; flex-shrink: 0; }
.linknacional-filebrowser-public .lnfb-tree-item.root .lnfb-tree-icn { color: var(--lnfb-primary); }
.linknacional-filebrowser-public .lnfb-tree-label { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

.linknacional-filebrowser-public .lnfb-tree-children {
	display: none;
	margin-left: 10px;
	padding-left: 4px;
	border-left: 1px solid var(--lnfb-border);
}

.linknacional-filebrowser-public .lnfb-tree-children.is-open { display: block; }

/* ----------------------------- Contents --------------------------- */
.linknacional-filebrowser-public .lnfb-contents { padding: 16px; }

.linknacional-filebrowser-public .lnfb-contents.is-grid {
	display: grid;
	grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
	gap: 14px;
}

.linknacional-filebrowser-public .lnfb-contents.is-list { display: flex; flex-direction: column; gap: 6px; }

.linknacional-filebrowser-public .lnfb-item {
	position: relative;
	display: flex;
	flex-direction: column;
	align-items: center;
	gap: 8px;
	background: var(--lnfb-surface);
	border: 1px solid var(--lnfb-border);
	border-radius: var(--lnfb-radius);
	padding: 14px 12px 12px;
	text-align: center;
	cursor: pointer;
	transition: border-color .15s ease, box-shadow .15s ease, transform .12s ease;
	user-select: none;
}

.linknacional-filebrowser-public .lnfb-item:hover {
	border-color: var(--lnfb-primary);
	box-shadow: 0 4px 14px rgba(34, 113, 177, .12);
	transform: translateY(-2px);
}

.linknacional-filebrowser-public .lnfb-thumb {
	display: grid;
	place-items: center;
	width: 100%;
	height: 84px;
	border-radius: var(--lnfb-radius-sm);
	background: #f6f7f7;
	overflow: hidden;
}

.linknacional-filebrowser-public .lnfb-thumb i { font-size: 38px; }
.linknacional-filebrowser-public .lnfb-thumb img { width: 100%; height: 100%; object-fit: cover; }

.linknacional-filebrowser-public .lnfb-item.folder .lnfb-thumb { background: #fff8e6; }
.linknacional-filebrowser-public .lnfb-item.folder .lnfb-thumb i { color: var(--lnfb-folder); }
.linknacional-filebrowser-public .lnfb-item.file .lnfb-thumb i { color: #7b7f84; }

.linknacional-filebrowser-public .lnfb-item.ext-pdf .lnfb-thumb i { color: #d63638; }
.linknacional-filebrowser-public .lnfb-item.ext-doc .lnfb-thumb i,
.linknacional-filebrowser-public .lnfb-item.ext-docx .lnfb-thumb i { color: #2271b1; }
.linknacional-filebrowser-public .lnfb-item.ext-xls .lnfb-thumb i,
.linknacional-filebrowser-public .lnfb-item.ext-xlsx .lnfb-thumb i { color: #00a32a; }
.linknacional-filebrowser-public .lnfb-item.ext-ppt .lnfb-thumb i,
.linknacional-filebrowser-public .lnfb-item.ext-pptx .lnfb-thumb i { color: #dba617; }
.linknacional-filebrowser-public .lnfb-item.ext-jpg .lnfb-thumb i,
.linknacional-filebrowser-public .lnfb-item.ext-jpeg .lnfb-thumb i,
.linknacional-filebrowser-public .lnfb-item.ext-png .lnfb-thumb i,
.linknacional-filebrowser-public .lnfb-item.ext-gif .lnfb-thumb i,
.linknacional-filebrowser-public .lnfb-item.ext-webp .lnfb-thumb i { color: #8c5ce6; }

.linknacional-filebrowser-public .lnfb-name {
	font-size: 13px;
	font-weight: 600;
	line-height: 1.3;
	width: 100%;
	overflow: hidden;
	text-overflow: ellipsis;
	white-space: nowrap;
}

.linknacional-filebrowser-public .lnfb-meta { font-size: 11px; color: var(--lnfb-muted); }

/* Kebab */
.linknacional-filebrowser-public .lnfb-kebab {
	position: absolute;
	top: 6px;
	right: 6px;
	z-index: 4;
	width: 26px;
	height: 26px;
	display: grid;
	place-items: center;
	border: none;
	border-radius: 6px;
	background: rgba(255, 255, 255, .9);
	color: var(--lnfb-muted);
	cursor: pointer;
	opacity: 0;
	transition: opacity .15s ease, background .15s ease;
	box-shadow: var(--lnfb-shadow);
}

.linknacional-filebrowser-public .lnfb-item:hover .lnfb-kebab { opacity: 1; }
.linknacional-filebrowser-public .lnfb-kebab:hover { background: #fff; color: var(--lnfb-text); }

/* ---------------------------- List view --------------------------- */
.linknacional-filebrowser-public .lnfb-contents.is-list .lnfb-item {
	flex-direction: row;
	align-items: center;
	gap: 12px;
	text-align: left;
	padding: 8px 12px;
	transform: none;
}

.linknacional-filebrowser-public .lnfb-contents.is-list .lnfb-item:hover { transform: none; }

.linknacional-filebrowser-public .lnfb-contents.is-list .lnfb-thumb { width: 42px; height: 42px; flex-shrink: 0; }
.linknacional-filebrowser-public .lnfb-contents.is-list .lnfb-thumb i { font-size: 20px; }
.linknacional-filebrowser-public .lnfb-contents.is-list .lnfb-name { flex: 1; width: auto; }
.linknacional-filebrowser-public .lnfb-contents.is-list .lnfb-kebab { position: static; order: 1; opacity: 1; background: transparent; box-shadow: none; }

/* --------------------------- Loading/empty ------------------------ */
.linknacional-filebrowser-public .lnfb-skeleton {
	grid-column: 1 / -1;
	display: grid;
	grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
	gap: 14px;
}

.linknacional-filebrowser-public .lnfb-sk-card {
	height: 150px;
	border-radius: var(--lnfb-radius);
	background: linear-gradient(90deg, #f0f0f1 25%, #f6f7f7 37%, #f0f0f1 63%);
	background-size: 400% 100%;
	animation: lnfb-shimmer 1.3s ease-in-out infinite;
}

@keyframes lnfb-shimmer {
	0% { background-position: 100% 0; }
	100% { background-position: -100% 0; }
}

.linknacional-filebrowser-public .lnfb-loading {
	display: flex;
	flex-direction: column;
	align-items: center;
	justify-content: center;
	gap: 10px;
	padding: 40px;
	color: var(--lnfb-muted);
	min-height: 140px;
}

.linknacional-filebrowser-public .lnfb-empty {
	grid-column: 1 / -1;
	display: flex;
	flex-direction: column;
	align-items: center;
	justify-content: center;
	gap: 8px;
	padding: 70px 20px;
	color: var(--lnfb-muted);
	text-align: center;
}

.linknacional-filebrowser-public .lnfb-empty i { font-size: 44px; color: #c3c4c7; }
.linknacional-filebrowser-public .lnfb-empty p { margin: 0; font-size: 15px; font-weight: 600; color: #3c434a; }
.linknacional-filebrowser-public .lnfb-empty span { font-size: 13px; }
.linknacional-filebrowser-public .lnfb-empty.error p { color: var(--lnfb-danger); }

.linknacional-filebrowser-public .lnfb-results-head {
	grid-column: 1 / -1;
	display: flex;
	align-items: center;
	gap: 8px;
	background: #eef1fe;
	border: 1px solid #cdd6fb;
	border-radius: var(--lnfb-radius-sm);
	padding: 10px 14px;
	font-size: 13px;
	color: var(--lnfb-accent);
}

/* --------------------------- Context menu ------------------------- */
.lnfb-menu {
	position: fixed;
	z-index: 100050;
	min-width: 190px;
	box-sizing: border-box;
	background: #fff;
	border: 1px solid var(--lnfb-border);
	border-radius: var(--lnfb-radius-sm);
	box-shadow: var(--lnfb-shadow-lg);
	padding: 6px;
	animation: lnfb-pop .12s ease;
	font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
}

@keyframes lnfb-pop {
	from { opacity: 0; transform: translateY(-4px); }
	to { opacity: 1; transform: translateY(0); }
}

.lnfb-menu .lnfb-menu-item {
	display: flex;
	align-items: center;
	gap: 10px;
	width: 100%;
	min-height: 0;
	margin: 0;
	border: 0;
	background: transparent;
	padding: 9px 10px;
	border-radius: var(--lnfb-radius-sm);
	color: var(--lnfb-text);
	font-family: inherit;
	font-size: 13px;
	font-weight: 400;
	line-height: 1.3;
	letter-spacing: normal;
	text-align: left;
	text-transform: none;
	cursor: pointer;
	-webkit-appearance: none;
	appearance: none;
	box-sizing: border-box;
}

.lnfb-menu .lnfb-menu-item i {
	width: 15px;
	font-size: 13px;
	line-height: 1;
	color: var(--lnfb-muted);
	text-align: center;
	flex-shrink: 0;
}

.lnfb-menu .lnfb-menu-item:hover { background: #f0f0f1; }

/* ------------------------------ Toasts ---------------------------- */
.lnfb-toasts {
	position: fixed;
	top: 44px;
	right: 24px;
	z-index: 100100;
	display: flex;
	flex-direction: column;
	gap: 10px;
	width: 420px;
	max-width: calc(100vw - 40px);
	overflow-x: hidden;
	pointer-events: none;
}

.lnfb-toast {
	position: relative;
	overflow: hidden;
	pointer-events: auto;
	display: flex;
	align-items: center;
	gap: 12px;
	background: #fff;
	border: 1px solid var(--lnfb-border);
	border-radius: var(--lnfb-radius);
	padding: 16px 18px 18px;
	box-shadow: var(--lnfb-shadow-lg);
	font-size: 14px;
	color: var(--lnfb-text);
	opacity: 0;
	transform: translateX(60px);
	transition: opacity .3s ease, transform .3s ease;
}

.lnfb-toast.show { opacity: 1; transform: translateX(0); }
.lnfb-toast.is-hiding { opacity: 0; transform: translateX(120%); }
.lnfb-toast.success .lnfb-toast-icn { color: var(--lnfb-success); }
.lnfb-toast.error .lnfb-toast-icn { color: var(--lnfb-danger); }
.lnfb-toast-icn { flex-shrink: 0; font-size: 20px; color: var(--lnfb-primary); }
.lnfb-toast-msg { flex: 1; }
.lnfb-toast-close { margin-left: auto; border: none; background: transparent; color: var(--lnfb-muted); cursor: pointer; padding: 6px; font-size: 16px; border-radius: 8px; }
.lnfb-toast-close:hover { background: #f0f0f1; color: var(--lnfb-text); }
.lnfb-toast-bar {
	position: absolute;
	left: 0;
	bottom: 0;
	height: 4px;
	width: 100%;
	background: var(--lnfb-primary);
	transform-origin: left center;
	animation: lnfb-countdown 10s linear forwards;
}

.lnfb-toast.success .lnfb-toast-bar { background: var(--lnfb-success); }
.lnfb-toast.error .lnfb-toast-bar { background: var(--lnfb-danger); }

@keyframes lnfb-countdown {
	from { transform: scaleX(1); }
	to { transform: scaleX(0); }
}

/* ---------------------------- Responsive -------------------------- */
@media (max-width: 782px) {
	.linknacional-filebrowser-public .lnfb-body { flex-direction: column; }

	.linknacional-filebrowser-public .lnfb-sidebar {
		width: 100%;
		border-right: none;
		border-bottom: 1px solid var(--lnfb-border);
		max-height: 220px;
	}

	.lnfb-toasts { width: auto; left: 12px; right: 12px; }
	.lnfb-toast { transform: translateY(-14px); }
	.lnfb-toast.show { transform: translateY(0); }
	.lnfb-toast.is-hiding { opacity: 0; transform: translateY(-24px); }
}

/* Touch devices have no hover — always show the kebab and enlarge it. */
@media (hover: none), (pointer: coarse), (max-width: 782px) {
	.linknacional-filebrowser-public .lnfb-kebab {
		opacity: 1 !important;
		width: 38px !important;
		height: 38px !important;
		font-size: 15px !important;
		border-radius: 9px !important;
	}
}

@media (prefers-reduced-motion: reduce) {
	.linknacional-filebrowser-public .lnfb-sk-card { animation: none; }
	.lnfb-toast-bar { animation-duration: .01s; }
}

/* ------------------------------------------------------------------ *
 * Theme-proof parity with the admin.
 * Global theme/plugin styles (e.g. a site-wide button/typography reset)
 * can shrink our controls on the front end. Pin the exact admin values
 * so both contexts render identically.
 * ------------------------------------------------------------------ */
.linknacional-filebrowser-public .lnfb-tree-item {
	box-sizing: content-box !important;
	min-height: 30px !important;
	padding: 5px 8px !important;
	gap: 6px !important;
	font-size: 13px !important;
	line-height: 1.2 !important;
}
.linknacional-filebrowser-public .lnfb-tree-icn { font-size: 13px !important; }
.linknacional-filebrowser-public .lnfb-tree-toggle,
.linknacional-filebrowser-public .lnfb-tree-spacer {
	width: 16px !important;
	height: 16px !important;
	min-height: 0 !important;
	padding: 0 !important;
	font-size: 11px !important;
}
.linknacional-filebrowser-public .lnfb-tree-label { flex: 1 1 auto; }
.linknacional-filebrowser-public .lnfb-section-title { font-size: 11px !important; }
.linknacional-filebrowser-public .lnfb-breadcrumb,
.linknacional-filebrowser-public .lnfb-crumb { font-size: 13px !important; }
.linknacional-filebrowser-public .lnfb-name { font-size: 13px !important; }
.linknacional-filebrowser-public .lnfb-meta { font-size: 11px !important; }
.linknacional-filebrowser-public .lnfb-view-btn { font-size: 14px !important; }
.linknacional-filebrowser-public .lnfb-kebab { font-size: 14px !important; }

/* ------------------------------------------------------------------ *
 * Collections nav, section head, fav badge (mirror the admin).
 * ------------------------------------------------------------------ */
.linknacional-filebrowser-public .lnfb-collections {
	display: flex;
	flex-direction: column;
	gap: 2px;
	margin-bottom: 14px;
}

.linknacional-filebrowser-public .lnfb-collection {
	display: flex !important;
	align-items: center;
	justify-content: flex-start;
	gap: 10px;
	width: 100%;
	margin: 0;
	padding: 9px 12px;
	border: 0;
	border-radius: 8px;
	background: transparent;
	color: var(--lnfb-text);
	font-size: 13px;
	font-weight: 500;
	line-height: 1.2;
	letter-spacing: normal;
	text-transform: none;
	text-align: left !important;
	cursor: pointer;
	box-shadow: none;
	-webkit-appearance: none;
	appearance: none;
	box-sizing: border-box;
}

.linknacional-filebrowser-public .lnfb-collection i { width: 16px; text-align: center; color: var(--lnfb-muted); }
.linknacional-filebrowser-public .lnfb-collection:hover { background: #f0f0f1; }
.linknacional-filebrowser-public .lnfb-collection.is-active { background: var(--lnfb-primary); color: #fff; }
.linknacional-filebrowser-public .lnfb-collection.is-active i { color: #fff; }

.linknacional-filebrowser-public .lnfb-nav-sep {
	margin: 0 0 14px;
	border: 0;
	border-top: 1px solid var(--lnfb-border);
}

.linknacional-filebrowser-public .lnfb-section-head {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 8px;
	padding: 0 4px 8px;
}

.linknacional-filebrowser-public .lnfb-section-title {
	display: inline-flex;
	align-items: center;
	gap: 6px;
	color: var(--lnfb-muted);
	font-size: 11px;
	font-weight: 600;
	letter-spacing: .06em;
	text-transform: uppercase;
}

.linknacional-filebrowser-public .lnfb-fav-badge {
	position: absolute;
	right: 10px;
	bottom: 10px;
	display: inline-flex;
	align-items: center;
	justify-content: center;
	width: 34px;
	height: 34px;
	border-radius: 999px;
	background: #fff8e1;
	color: #dba617;
	font-size: 15px;
	line-height: 1;
	box-shadow: var(--lnfb-shadow);
	z-index: 3;
}

/* On grid/list cards the favourite star is a small indicator, bottom-right of
   the thumbnail, aligned with the kebab. */
.linknacional-filebrowser-public .lnfb-item .lnfb-fav-badge {
	top: 85px;
	right: 6px;
	bottom: auto;
	width: 26px;
	height: 26px;
	font-size: 12px;
}
.linknacional-filebrowser-public .lnfb-contents.is-list .lnfb-item .lnfb-fav-badge {
	position: static;
	order: 1;
	background: transparent;
	box-shadow: none;
}

/* Lock badge: marks a file whose download is restricted for visitors.
   Bottom-left of the thumbnail, aligned with the checkbox. */
.linknacional-filebrowser-public .lnfb-lock-badge {
	position: absolute;
	top: 85px;
	left: 8px;
	bottom: auto;
	display: inline-flex;
	align-items: center;
	justify-content: center;
	width: 26px;
	height: 26px;
	border-radius: 999px;
	background: rgba(255, 255, 255, .92);
	color: var(--lnfb-primary);
	font-size: 12px;
	line-height: 1;
	box-shadow: var(--lnfb-shadow);
	z-index: 3;
	pointer-events: none;
}
.linknacional-filebrowser-public .lnfb-contents.is-list .lnfb-item .lnfb-lock-badge {
	position: static;
	order: 1;
	background: transparent;
	box-shadow: none;
}

/* ------------------------------------------------------------------ *
 * Detail panel — overlays the content area (absolute) so the grid is not squeezed.
 * ------------------------------------------------------------------ */
.linknacional-filebrowser-public .lnfb-drawer {
	position: absolute;
	top: 0;
	right: 0;
	width: 460px;
	max-width: 100%;
	display: flex;
	flex-direction: column;
	background: #fff;
	border-left: 1px solid var(--lnfb-border);
	box-shadow: -10px 0 30px rgba(0, 0, 0, .12);
	z-index: 20;
	overflow: hidden;
	transform: translateX(100%);
	opacity: 0;
	visibility: hidden;
	transition: transform .25s ease, opacity .25s ease, visibility .25s ease;
}
.linknacional-filebrowser-public .lnfb-drawer.is-open {
	transform: none;
	opacity: 1;
	visibility: visible;
}

.lnfb-drawer-panel {
	display: flex;
	flex-direction: column;
	width: 100%;
	background: #fff;
}

.lnfb-drawer-head {
	display: flex;
	align-items: center;
	gap: 12px;
	padding: 16px;
	border-bottom: 1px solid var(--lnfb-border);
}

.lnfb-drawer-icn {
	display: grid;
	place-items: center;
	width: 42px;
	height: 42px;
	border-radius: 10px;
	background: #eef4fb;
	color: var(--lnfb-primary);
	font-size: 18px;
	flex-shrink: 0;
}

.lnfb-drawer-titles { flex: 1; min-width: 0; }
.lnfb-drawer-name { margin: 0; font-size: 15px; font-weight: 600; word-break: break-word; }
.lnfb-drawer-meta { margin: 3px 0 0; color: var(--lnfb-muted); font-size: 12px; }

.lnfb-drawer-close {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	width: 32px;
	height: 32px;
	border: 0;
	border-radius: 8px;
	background: transparent;
	color: var(--lnfb-muted);
	cursor: pointer;
	font-size: 16px;
	line-height: 1;
	flex-shrink: 0;
}
.lnfb-drawer-close:hover { background: #f0f0f1; color: var(--lnfb-text); }

.lnfb-drawer-scroll { flex: 1; overflow-y: auto; overflow-x: hidden; padding: 16px; }

.lnfb-drawer-preview {
	position: relative;
	display: grid;
	place-items: center;
	min-height: 160px;
	margin-bottom: 18px;
	border: 1px solid var(--lnfb-border);
	border-radius: var(--lnfb-radius);
	background: #f6f7f7;
	overflow: hidden;
}
.lnfb-drawer-preview img { display: block; width: 100%; max-height: 340px; object-fit: contain; }
.lnfb-drawer-nopreview { padding: 48px 20px; text-align: center; }
.lnfb-drawer-nopreview i { display: block; font-size: 64px; color: var(--lnfb-primary); }

/* Rasterised preview (PDF first page / image) inside the drawer. */
.linknacional-filebrowser-public .lnfb-drawer-preview.is-preview { display: block; padding: 0; background: #eceff1; }
.linknacional-filebrowser-public .lnfb-drawer-preview-img { display: block; width: 100%; height: auto; max-height: 560px; object-fit: contain; background: #fff; }

/* Lock indicator shown over the preview when the file's download is restricted. */
.linknacional-filebrowser-public .lnfb-drawer-lock {
	position: absolute;
	top: 10px;
	left: 10px;
	z-index: 3;
	display: inline-flex;
	align-items: center;
	justify-content: center;
	width: 34px;
	height: 34px;
	border-radius: 999px;
	background: rgba(255, 255, 255, .92);
	color: var(--lnfb-primary);
	font-size: 15px;
	line-height: 1;
	box-shadow: var(--lnfb-shadow);
	pointer-events: none;
}

.lnfb-drawer-block { margin-bottom: 18px; }
.lnfb-drawer-h3 { margin: 0 0 10px; color: var(--lnfb-muted); font-size: 12px; font-weight: 600; letter-spacing: .05em; text-transform: uppercase; }

.lnfb-drawer-details { margin: 0; }
.lnfb-drawer-row {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 14px;
	padding: 9px 0;
	border-bottom: 1px solid var(--lnfb-border);
	font-size: 13px;
}
.lnfb-drawer-row:last-child { border-bottom: none; }
.lnfb-drawer-row dt { margin: 0; color: var(--lnfb-muted); }
.lnfb-drawer-row dd { margin: 0; font-weight: 500; text-align: right; word-break: break-word; }

.linknacional-filebrowser-public .lnfb-drawer-quick { display: flex; flex-direction: column; gap: 2px; }
.linknacional-filebrowser-public .lnfb-quick-item {
	display: flex !important;
	align-items: center;
	justify-content: flex-start;
	gap: 10px;
	width: 100%;
	margin: 0;
	padding: 9px 10px;
	border: 0;
	border-radius: 8px;
	background: transparent;
	color: var(--lnfb-text);
	font-family: inherit;
	font-size: 13px;
	font-weight: 400;
	line-height: 1.4;
	text-align: left !important;
	cursor: pointer;
	box-shadow: none;
	-webkit-appearance: none;
	appearance: none;
	box-sizing: border-box;
}
.linknacional-filebrowser-public .lnfb-quick-item i { width: 16px; text-align: center; color: var(--lnfb-muted); }
.linknacional-filebrowser-public .lnfb-quick-item:hover { background: #f0f0f1; }

@media (max-width: 782px) {
	.linknacional-filebrowser-public .lnfb-drawer { position: absolute; inset: 0; width: 100%; z-index: 30; border-left: none; background: #fff; }
	.linknacional-filebrowser-public .lnfb-drawer-panel { height: 100%; background: #fff; }
	.linknacional-filebrowser-public .lnfb-drawer-scroll { overflow-y: auto; }
}


/* ==================== Fullscreen viewer (lightbox) ==================== */
html.lnfb-viewer-open,
body.lnfb-viewer-open { overflow: hidden !important; }
body.lnfb-viewer-page { margin: 0; background: #0c0e12; }
/* Standalone viewer page (no page behind it): no close button. */
body.lnfb-viewer-standalone .lnfb-lb-close { display: none !important; }

.lnfb-lightbox {
	position: fixed;
	inset: 0;
	z-index: 200000;
	display: flex;
	flex-direction: column;
	background: rgba(12, 14, 18, .94);
	opacity: 0;
	transition: opacity .2s ease;
}
.lnfb-lightbox[hidden] { display: none; }
.lnfb-lightbox.is-open { opacity: 1; }
.lnfb-lightbox [hidden] { display: none !important; }
/* Higher specificity than the toolbar's `display:...!important` rules below,
   which would otherwise win the tie and reveal hidden controls (e.g. the
   download button on a restricted file). */
.lnfb-lightbox .lnfb-lb-btn[hidden],
.lnfb-lightbox .lnfb-lb-zoomgroup[hidden],
.lnfb-lightbox .lnfb-lb-pagegroup[hidden],
.lnfb-lightbox .lnfb-lightbox-img[hidden],
.lnfb-lightbox .lnfb-lightbox-canvas[hidden],
.lnfb-lightbox .lnfb-lightbox-text[hidden] { display: none !important; }

.lnfb-lightbox .lnfb-lightbox-bar {
	display: flex !important;
	align-items: center !important;
	justify-content: space-between !important;
	gap: 12px !important;
	min-height: 54px !important;
	padding: 10px 14px !important;
	box-sizing: border-box !important;
	color: #f0f0f1 !important;
	background: rgba(0, 0, 0, .35) !important;
	border-bottom: 1px solid rgba(255, 255, 255, .08) !important;
	font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif !important;
}
.lnfb-lightbox .lnfb-lightbox-title {
	flex: 1 1 auto !important;
	min-width: 0 !important;
	margin: 0 !important;
	font-size: 14px !important;
	font-weight: 600 !important;
	line-height: 1.2 !important;
	color: #f0f0f1 !important;
	white-space: nowrap !important;
	overflow: hidden !important;
	text-overflow: ellipsis !important;
}
.lnfb-lightbox .lnfb-lightbox-tools { display: flex !important; align-items: center !important; gap: 6px !important; }
.lnfb-lightbox .lnfb-lb-zoomgroup,
.lnfb-lightbox .lnfb-lb-pagegroup { display: inline-flex !important; align-items: center !important; gap: 6px !important; }
.lnfb-lightbox .lnfb-lb-pagegroup { margin-right: 6px !important; }

/* One fixed height + font-size for every toolbar control so a theme can never
   make some bigger or smaller. Scoped under .lnfb-lightbox and forced. */
.lnfb-lightbox .lnfb-lb-btn,
.lnfb-lightbox .lnfb-lb-zoom,
.lnfb-lightbox .lnfb-lb-count {
	display: inline-flex !important;
	align-items: center !important;
	justify-content: center !important;
	box-sizing: border-box !important;
	height: 34px !important;
	min-height: 34px !important;
	max-height: 34px !important;
	margin: 0 !important;
	padding: 0 !important;
	border: 0 none !important;
	border-radius: 8px !important;
	background: rgba(255, 255, 255, .08) !important;
	color: #f0f0f1 !important;
	font-family: inherit !important;
	font-size: 15px !important;
	font-weight: 400 !important;
	line-height: 1 !important;
	font-style: normal !important;
	text-align: center !important;
	text-decoration: none !important;
	text-transform: none !important;
	text-shadow: none !important;
	box-shadow: none !important;
	cursor: pointer !important;
	-webkit-appearance: none !important;
	appearance: none !important;
	vertical-align: middle !important;
}
.lnfb-lightbox .lnfb-lb-btn { width: 34px !important; min-width: 34px !important; }
.lnfb-lightbox .lnfb-lb-zoom { width: 56px !important; min-width: 56px !important; padding: 0 4px !important; font-weight: 600 !important; }
.lnfb-lightbox .lnfb-lb-count { min-width: 56px !important; padding: 0 4px !important; background: transparent !important; color: #d0d0d0 !important; cursor: default !important; }
.lnfb-lightbox .lnfb-lb-btn:hover { background: rgba(255, 255, 255, .18) !important; color: #f0f0f1 !important; }
.lnfb-lightbox .lnfb-lb-btn:disabled { opacity: .35 !important; cursor: default !important; }
.lnfb-lightbox .lnfb-lb-zoom:focus { background: rgba(255, 255, 255, .2) !important; outline: none !important; box-shadow: 0 0 0 2px rgba(255, 255, 255, .4) !important; }

.lnfb-lightbox-stage {
	flex: 1;
	display: flex;
	min-height: 0;
	overflow: auto;
	padding: 16px;
}
/* margin:auto centres the content and still lets the stage scroll when the
   page/canvas is larger than the viewport (works with flex + overflow). */
.lnfb-lightbox-stage > * { margin: auto; }
.lnfb-lightbox-img {
	max-width: 100%;
	max-height: 100%;
	object-fit: contain;
	background: #fff;
	box-shadow: 0 10px 40px rgba(0, 0, 0, .5);
	transform-origin: center center;
	user-select: none;
	cursor: zoom-in;
}
body.lnfb-lb-dragging .lnfb-lightbox-img { cursor: grabbing; }
/* Locked content: deter drag-out / long-press save (best-effort, not a barrier). */
.lnfb-lightbox.is-locked .lnfb-lightbox-img,
.lnfb-lightbox.is-locked .lnfb-lightbox-canvas {
	-webkit-user-drag: none;
	user-select: none;
	-webkit-user-select: none;
	-webkit-touch-callout: none;
	pointer-events: auto;
}
.lnfb-lightbox-canvas {
	background: #fff;
	box-shadow: 0 10px 40px rgba(0, 0, 0, .5);
	transform-origin: center center;
	user-select: none;
	cursor: grab;
}
body.lnfb-lb-dragging .lnfb-lightbox-canvas { cursor: grabbing; }
.lnfb-lightbox-text {
	width: 100%;
	height: 100%;
	margin: 0;
	padding: 18px 22px;
	overflow: auto;
	background: #fff;
	color: #1d2327;
	border-radius: 4px;
	font: 13px/1.6 ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
	white-space: pre-wrap;
	word-break: break-word;
	text-align: left;
}
.lnfb-lightbox-nopreview { text-align: center; color: #9ca3af; }
.lnfb-lightbox-loading { text-align: center; color: #c9ced6; }
.lnfb-lightbox-loading i { font-size: 40px; }
.lnfb-lightbox-nopreview i { display: block; font-size: 72px; margin-bottom: 12px; }
.lnfb-lightbox-nopreview p { margin: 0; font-size: 14px; }

@media (max-width: 782px) {
	.lnfb-lightbox .lnfb-lightbox-title { display: none !important; }
	.lnfb-lightbox .lnfb-lb-zoomgroup { gap: 4px !important; }
}