/* Knowledge subpages: dark glass command deck, translated from the GPT Image 2 concepts. */
#module-content .knowledge-shell {
    --ks-bg: #070a0b;
    --ks-panel: rgba(14, 22, 23, .78);
    --ks-panel-strong: #10191a;
    --ks-line: rgba(171, 219, 214, .14);
    --ks-text: #edf7f4;
    --ks-muted: #8ba4a0;
    --ks-mint: #52d6c6;
    --ks-coral: #ff7d6d;
    --ks-ice: #88dced;
    color: var(--ks-text);
    position: relative;
    min-height: calc(100vh - 104px);
    padding: clamp(18px, 2.8vw, 36px);
    overflow: hidden;
    background:
        linear-gradient(90deg, transparent 0 97%, rgba(82, 214, 198, .055) 97% 100%),
        linear-gradient(rgba(141, 213, 204, .035) 1px, transparent 1px),
        var(--ks-bg);
    background-size: 84px 100%, 100% 84px, auto;
}
#module-content .knowledge-shell::before {
    content: '';
    position: absolute;
    width: 52vw;
    height: 160px;
    right: -14vw;
    top: -70px;
    background: radial-gradient(ellipse, rgba(82, 214, 198, .16), transparent 67%);
    pointer-events: none;
}
#module-content .knowledge-masthead,
#module-content .files-header {
    position: relative;
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 20px;
    min-height: 110px;
    margin: 0 0 16px;
    padding: 8px 0 20px;
    border-bottom: 1px solid var(--ks-line);
}
#module-content .knowledge-masthead h2,
#module-content .files-header h2 {
    margin: 5px 0 7px;
    color: var(--ks-text);
    font-size: clamp(27px, 3vw, 42px);
    line-height: 1;
    letter-spacing: 0;
    font-weight: 760;
    background: none;
    -webkit-text-fill-color: currentColor;
}
#module-content .knowledge-masthead p,
#module-content .files-header p {
    max-width: 520px;
    margin: 0;
    color: var(--ks-muted);
    font-size: 13px;
}
#module-content .knowledge-kicker {
    display: inline-block;
    color: var(--ks-mint);
    font-size: 10px;
    font-weight: 800;
    letter-spacing: 1.8px;
}
#module-content .knowledge-shell .header-actions {
    display: flex;
    align-items: center;
    gap: 9px;
    flex-wrap: wrap;
}
#module-content .knowledge-shell .btn-primary,
#module-content .knowledge-shell .btn-secondary {
    min-height: 38px;
    border-radius: 4px;
    border: 1px solid var(--ks-line);
    box-shadow: none;
    font-weight: 650;
}
#module-content .knowledge-shell .btn-primary {
    color: #06100e;
    background: var(--ks-mint);
    border-color: var(--ks-mint);
}
#module-content .knowledge-shell .btn-primary:hover { background: #84eadb; transform: translateY(-1px); }
#module-content .knowledge-shell .btn-secondary { color: var(--ks-text); background: rgba(255,255,255,.035); }
#module-content .knowledge-shell .btn-secondary:hover { border-color: var(--ks-ice); background: rgba(136,220,237,.08); }

/* Mind map library and canvas */
#module-content .knowledge-statusbar {
    display: flex;
    justify-content: space-between;
    gap: 12px;
    margin: 0 0 20px;
    color: var(--ks-muted);
    font: 11px/1.2 ui-monospace, SFMono-Regular, Consolas, monospace;
}
#module-content .knowledge-statusbar i { display: inline-block; width: 7px; height: 7px; margin-right: 7px; background: var(--ks-mint); box-shadow: 0 0 12px var(--ks-mint); }
#module-content .mindmap-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(250px, 1fr)); gap: 12px; }
#module-content .mindmap-card {
    min-height: 190px;
    padding: 15px;
    border: 1px solid var(--ks-line);
    border-radius: 4px;
    background: linear-gradient(145deg, rgba(21,35,35,.86), rgba(8,13,14,.95));
    box-shadow: inset 0 1px rgba(255,255,255,.04);
}
#module-content .mindmap-card::before { height: 2px; background: var(--ks-mint); }
#module-content .mindmap-card:hover { transform: translateY(-3px); border-color: rgba(82,214,198,.63); box-shadow: 0 16px 34px rgba(0,0,0,.28), inset 0 1px rgba(255,255,255,.07); }
#module-content .mindmap-preview { min-height: 112px; border: 1px solid rgba(136,220,237,.13); border-radius: 2px; background: repeating-linear-gradient(0deg, transparent 0 26px, rgba(136,220,237,.04) 27px), #0a1112; }
#module-content .mindmap-mini-tree { color: var(--ks-text); }
#module-content .mini-root { background: rgba(82,214,198,.18); border: 1px solid rgba(82,214,198,.45); border-radius: 2px; }
#module-content .mini-node { background: rgba(136,220,237,.1); border-color: rgba(136,220,237,.3); border-radius: 2px; }
#module-content .mindmap-card-info h4 { color: var(--ks-text); }
#module-content .mindmap-meta { color: var(--ks-muted); }
#module-content .mindmap-card-actions { opacity: .7; }
#module-content .mindmap-card .btn-icon { border-radius: 2px; color: var(--ks-muted); }
#module-content .mindmap-card .btn-icon:hover { color: var(--ks-mint); background: rgba(82,214,198,.1); }
#module-content .private-section,
#module-content .archive-section { margin-top: 18px; border-top: 1px solid var(--ks-line); border-radius: 0; background: transparent; }
#module-content .private-header,
#module-content .archive-header { padding: 15px 0; background: transparent; border: 0; }
#module-content .private-header h3,
#module-content .archive-header h3 { margin: 0; color: var(--ks-text); font-size: 14px; }
#module-content .private-content,
#module-content .archive-content { padding: 0 0 18px; }
#module-content .private-lock,
#module-content .empty-private,
#module-content .empty-archive { border-radius: 3px; border: 1px dashed var(--ks-line); background: rgba(14,22,23,.52); }
#module-content .mindmap-modal { background: rgba(2,5,6,.78); backdrop-filter: blur(14px); }
#module-content .mindmap-editor-content { width: min(1380px, 96vw); height: min(820px, 92vh); border: 1px solid rgba(136,220,237,.22); border-radius: 4px; background: #091011; box-shadow: 0 30px 90px rgba(0,0,0,.65); }
#module-content .mindmap-editor-header { border-bottom-color: var(--ks-line); background: #0d1718; }
#module-content #mindmap-title-input { color: var(--ks-text); border-radius: 2px; background: rgba(255,255,255,.045); border-color: var(--ks-line); }
#module-content .mindmap-toolbar select,
#module-content .knowledge-shell .toolbar-btn { color: var(--ks-text); background: rgba(255,255,255,.035); border-color: var(--ks-line); border-radius: 2px; }
#module-content .mindmap-editor-body { display: grid; grid-template-columns: 210px minmax(0,1fr); min-height: 0; background: #081011; }
#module-content .mindmap-inspector { display: flex; flex-direction: column; gap: 11px; padding: 18px 14px; border-right: 1px solid var(--ks-line); background: linear-gradient(180deg, rgba(82,214,198,.07), transparent 40%); }
#module-content .mindmap-inspector strong { font-size: 16px; }
#module-content .mindmap-inspector p { margin: 0 0 6px; color: var(--ks-muted); font-size: 12px; line-height: 1.55; }
#module-content .inspector-action { padding: 10px; color: var(--ks-text); text-align: left; background: rgba(255,255,255,.035); border: 1px solid var(--ks-line); border-radius: 2px; cursor: pointer; }
#module-content .inspector-action:hover { color: var(--ks-mint); border-color: rgba(82,214,198,.5); }
#module-content .inspector-stat { display: flex; justify-content: space-between; margin-top: 3px; padding-top: 10px; color: var(--ks-muted); border-top: 1px solid var(--ks-line); font-size: 11px; }
#module-content .inspector-stat b { color: var(--ks-ice); font-weight: 650; }
#module-content .mindmap-canvas-stage { position: relative; min-width: 0; overflow: hidden; }
#module-content .mindmap-canvas { width: 100%; height: 100%; background-image: radial-gradient(rgba(136,220,237,.18) 1px, transparent 1px); background-size: 22px 22px; }
#module-content .mindmap-zoom-controls { border: 1px solid var(--ks-line); border-radius: 3px; background: rgba(10,17,18,.88); }

/* Notes workspace */
#module-content .notes-workbench,
#module-content .favorites-layout { display: grid; grid-template-columns: 176px minmax(0,1fr); gap: 20px; }
#module-content .notes-rail,
#module-content .favorites-rail { align-self: start; position: sticky; top: 18px; padding: 14px 0; border-top: 2px solid var(--ks-mint); border-bottom: 1px solid var(--ks-line); background: transparent; }
#module-content .notes-rail-stat { display: flex; align-items: baseline; gap: 8px; padding: 13px 0; border-bottom: 1px solid var(--ks-line); }
#module-content .notes-rail-stat b { color: var(--ks-ice); font: 700 28px/1 ui-monospace, SFMono-Regular, Consolas, monospace; }
#module-content .notes-rail-stat span,
#module-content .notes-rail p { color: var(--ks-muted); font-size: 12px; }
#module-content .notes-rail p { line-height: 1.65; }
#module-content .notes-main-stage { min-width: 0; }
#module-content .notes-filter-tabs { margin: 0 0 14px; padding: 0 0 12px; border-bottom: 1px solid var(--ks-line); }
#module-content .knowledge-shell .filter-tab { color: var(--ks-muted); border-radius: 2px; background: transparent; }
#module-content .knowledge-shell .filter-tab.active { color: var(--ks-text); border-color: var(--ks-mint); background: rgba(82,214,198,.12); }
#module-content .notes-grid { display: grid; column-count: initial; column-width: auto; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 12px; }
#module-content .note-card { min-height: 210px; border-radius: 3px !important; box-shadow: inset 0 1px rgba(255,255,255,.14), 0 12px 22px rgba(0,0,0,.22); }
#module-content .note-card::after { content: ''; position: absolute; inset: 8px; pointer-events: none; border-top: 1px solid rgba(255,255,255,.15); }
#module-content .note-header,
#module-content .note-footer { position: relative; z-index: 1; }
#module-content .note-content { position: relative; z-index: 1; line-height: 1.65; }
#module-content .knowledge-shell .note-btn,
#module-content .knowledge-shell .color-dot { border-radius: 2px; }
#module-content .notes-shell .search-box input { width: 230px; border-radius: 3px; border-color: var(--ks-line); background: rgba(255,255,255,.04); color: var(--ks-text); box-shadow: none; }
#module-content .notes-shell .search-box::before { content: 'SEARCH'; color: var(--ks-mint); font-size: 9px; letter-spacing: 1px; }

/* File browser */
#module-content .files-container { max-width: 1280px; margin: 0 auto; }
#module-content .files-header { min-height: 96px; }
#module-content .files-header .header-right { min-width: 210px; color: var(--ks-muted); }
#module-content .quota-bar-mini { height: 6px; border-radius: 0; background: rgba(255,255,255,.07); }
#module-content .quota-fill { border-radius: 0; box-shadow: 0 0 13px currentColor; }
#module-content .upload-zone { min-height: 172px; border: 1px dashed rgba(82,214,198,.48); border-radius: 4px; background: linear-gradient(125deg, rgba(82,214,198,.06), transparent 48%), rgba(14,22,23,.67); }
#module-content .upload-zone:hover,
#module-content .upload-zone.drag-over { border-color: var(--ks-mint); background: rgba(82,214,198,.1); }
#module-content .upload-content p { color: var(--ks-text); }
#module-content .upload-icon { filter: saturate(.55); }
#module-content .files-toolbar { margin-top: 18px; padding: 12px 0; border-top: 1px solid var(--ks-line); border-bottom: 1px solid var(--ks-line); background: transparent; }
#module-content .files-shell input,
#module-content .files-shell select { color: var(--ks-text); border-radius: 2px; border-color: var(--ks-line); background: rgba(255,255,255,.04); }
#module-content .view-btn { border-radius: 2px; border-color: var(--ks-line); background: transparent; color: var(--ks-muted); }
#module-content .view-btn.active { background: rgba(82,214,198,.14); color: var(--ks-mint); border-color: rgba(82,214,198,.45); }
#module-content .files-list { border: 1px solid var(--ks-line); border-radius: 3px; background: rgba(11,18,19,.74); }
#module-content .file-list-header,
#module-content .file-row { border-bottom-color: var(--ks-line); }
#module-content .file-list-header { color: var(--ks-muted); background: rgba(255,255,255,.025); }
#module-content .file-row:hover { background: rgba(136,220,237,.055); }
#module-content .file-icon,
#module-content .file-card-icon { filter: saturate(.65); }
#module-content .file-grid { padding: 12px; grid-template-columns: repeat(auto-fill, minmax(170px, 1fr)); }
#module-content .file-card { border-radius: 3px; border-color: var(--ks-line); background: #10191a; }
#module-content .file-card:hover { border-color: rgba(136,220,237,.55); transform: translateY(-2px); }

/* Saved assets */
#module-content .favorites-rail { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
#module-content .favorites-rail .stat-item { padding: 8px 0; text-align: left; border: 0; background: transparent; }
#module-content .favorites-rail .stat-value { color: var(--ks-ice); font: 700 28px/1 ui-monospace, SFMono-Regular, Consolas, monospace; }
#module-content .favorites-rail .stat-label { margin-top: 6px; color: var(--ks-muted); }
#module-content .favorites-search-bar { border-radius: 3px; border-color: var(--ks-line); background: rgba(255,255,255,.035); }
#module-content .favorites-search-bar input { color: var(--ks-text); }
#module-content .category-tabs { gap: 7px; padding: 13px 0; border-bottom: 1px solid var(--ks-line); }
#module-content .cat-tab { border-radius: 2px; color: var(--ks-muted); background: transparent; }
#module-content .cat-tab.active { color: var(--ks-text); border-color: rgba(82,214,198,.62); background: rgba(82,214,198,.12); }
#module-content .favorites-list { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 12px; padding-top: 14px; }
#module-content .favorite-card { margin: 0; min-height: 180px; border-radius: 3px; border-color: var(--ks-line); background: linear-gradient(145deg, rgba(21,33,34,.92), rgba(9,14,15,.93)); box-shadow: inset 0 1px rgba(255,255,255,.045); }
#module-content .favorite-card:hover { border-color: rgba(136,220,237,.55); box-shadow: 0 16px 32px rgba(0,0,0,.25); transform: translateY(-2px); }
#module-content .card-icon { border-radius: 2px; background: rgba(82,214,198,.1); }
#module-content .card-name { color: var(--ks-text); }
#module-content .card-category { border-radius: 2px; color: var(--ks-mint); background: rgba(82,214,198,.1); }
#module-content .card-field { border-bottom-color: var(--ks-line); }
#module-content .card-field .value { color: var(--ks-muted); }
#module-content .favorite-card .card-action-btn,
#module-content .favorite-card .copy-btn { border-radius: 2px; color: var(--ks-muted); }
#module-content .favorite-card .card-action-btn:hover,
#module-content .favorite-card .copy-btn:hover { color: var(--ks-mint); background: rgba(82,214,198,.1); }
#module-content .favorites-modal .modal-content { border-radius: 4px; border: 1px solid rgba(136,220,237,.24); background: #10191a; }

@media (max-width: 760px) {
    #module-content .knowledge-shell { min-height: auto; padding: 18px 14px 28px; }
    #module-content .knowledge-masthead,
    #module-content .files-header { align-items: flex-start; flex-direction: column; min-height: 0; }
    #module-content .knowledge-masthead .header-actions,
    #module-content .files-header .header-right { width: 100%; }
    #module-content .notes-workbench,
    #module-content .favorites-layout { grid-template-columns: minmax(0,1fr); gap: 12px; }
    #module-content .notes-rail,
    #module-content .favorites-rail { position: static; }
    #module-content .notes-rail { display: grid; grid-template-columns: auto auto 1fr; align-items: start; gap: 10px; }
    #module-content .notes-rail p { grid-column: 1 / -1; margin: 0; }
    #module-content .mindmap-editor-content { width: 100vw; height: 100vh; border: 0; }
    #module-content .mindmap-editor-body { grid-template-columns: minmax(0,1fr); }
    #module-content .mindmap-inspector { display: none; }
    #module-content .mindmap-toolbar { max-height: 100px; overflow: auto; }
    #module-content .files-toolbar { align-items: stretch; flex-direction: column; }
    #module-content .files-toolbar .toolbar-left,
    #module-content .files-toolbar .toolbar-right { width: 100%; }
    #module-content .files-toolbar input { min-width: 0; flex: 1; }
    #module-content .file-list-header { display: none; }
    #module-content .file-row { grid-template-columns: 28px minmax(0,1fr) auto; }
    #module-content .file-row .col-size,
    #module-content .file-row .col-time { display: none; }
    #module-content .favorites-list { grid-template-columns: minmax(0,1fr); }
}