/* ================================================
   NExtSEEK Theme — Scientific Publication
   Palette: Neutral off-whites · MIT Crimson · Deep ink
   Fonts: Inter throughout (Playfair retired)
   ================================================ */

:root {
    /* Brand — MIT crimson, preserved as the BMC accent */
    --ns-crimson:          #A31F34;
    --ns-crimson-hover:    #8a1a2b;
    --ns-crimson-soft:     #fdf0f2;
    --ns-crimson-border:   #f3c6ce;

    /* Neutrals — direction C: cool off-whites, no warm beige */
    --ns-bg:               #ffffff;
    --ns-white:            #ffffff;
    --ns-ink:              #1a1a2e;
    --ns-body:             #2d2d33;
    --ns-muted:            #6b7280;
    --ns-border:           #eaeaea;

    /* Surfaces */
    --ns-sidebar-bg:       #fafafa;
    --ns-sidebar-hover:    #f0f0f0;
    --ns-sidebar-active:   #fdf0f2;
    --ns-header-bg:        #ffffff;   /* unused now; kept for compat */
    --ns-footer-bg:        #fafafa;

    /* Typography — Inter throughout; Playfair retired */
    --ns-font-display:     'Inter', 'Source Sans 3', system-ui, sans-serif;
    --ns-font-body:        'Inter', 'Source Sans 3', system-ui, sans-serif;
    --ns-font-mono:        'JetBrains Mono', 'Fira Code', 'Courier New', monospace;

    /* Layout */
    --sidebar-width:       256px;
    --header-height:       0;        /* header removed */
    --footer-height:       50px;

    /* Elevation */
    --ns-shadow-xs:        0 1px 2px rgba(26,26,46,0.05);
    --ns-shadow-sm:        0 1px 4px rgba(26,26,46,0.07);
    --ns-shadow:           0 2px 10px rgba(26,26,46,0.10);
    --ns-shadow-md:        0 4px 24px rgba(26,26,46,0.14);

    /* Motion */
    --ns-ease:             cubic-bezier(0.4, 0, 0.2, 1);
    --ns-transition:       0.2s cubic-bezier(0.4, 0, 0.2, 1);

    /* Legacy compat aliases (preserved so existing pages keep working) */
    --primary-color:       #A31F34;
    --sidebar-bg:          #fafafa;
    --sidebar-text:        #2d2d33;
    --sidebar-hover:       #f0f0f0;
    --sidebar-active:      #A31F34;
    --content-bg:          #ffffff;
    --header-bg:           #ffffff;
    --footer-bg:           #fafafa;

    /* EasyUI compat — RETUNED in Task 6 */
    --easyui-bg:           #fafafa;
    --easyui-border:       #eaeaea;
    --easyui-hover:        #f0f0f0;
    --easyui-selected:     #fdf0f2;
    --easyui-active:       #A31F34;
    --easyui-text:         #2d2d33;
}

/* ================================================
   Base Reset
   ================================================ */

*, *::before, *::after { box-sizing: border-box; }

body.nextseek-app {
    margin: 0;
    padding: 0;
    font-family: var(--ns-font-body);
    font-size: 15px;
    line-height: 1.65;
    color: var(--ns-body);
    background-color: var(--ns-bg);
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--ns-font-display);
    color: var(--ns-ink);
    line-height: 1.25;
    font-weight: 600;
    letter-spacing: -0.015em;
}

/* ================================================
   Sidebar
   ================================================ */

.sidebar {
    position: fixed;
    top: 0;
    left: 0;
    width: var(--sidebar-width);
    height: 100vh;
    background-color: var(--ns-sidebar-bg);
    border-right: 1px solid var(--ns-border);
    z-index: 1000;
    display: flex;
    flex-direction: column;
    transition: transform var(--ns-transition);
    overflow: hidden;
}

/* Wordmark: NExtSEEK — N and S in crimson */
.sidebar-wordmark {
    font-family: var(--ns-font-display);
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--ns-ink);
    text-decoration: none;
    letter-spacing: -0.02em;
    line-height: 1;
    display: inline-block;
    transition: opacity var(--ns-transition);
}
.sidebar-wordmark:hover { opacity: 0.85; color: var(--ns-ink); text-decoration: none; }
.sidebar-wordmark .wm-hi { color: var(--ns-crimson); }

/* Scrollable nav area */
.sidebar-nav {
    flex: 1;
    overflow-y: auto;
    overflow-x: hidden;
    padding: 0.75rem 0 1rem;
    scrollbar-width: thin;
    scrollbar-color: var(--ns-border) transparent;
}
.sidebar-nav::-webkit-scrollbar { width: 3px; }
.sidebar-nav::-webkit-scrollbar-thumb { background: var(--ns-border); border-radius: 3px; }

.sidebar-nav .nav {
    padding: 0;
    list-style: none;
    margin: 0;
}
.sidebar-nav .nav-item { margin: 0; }

/* Section labels */
.nav-section-label {
    display: block;
    font-size: 0.67rem;
    font-weight: 700;
    letter-spacing: 0.09em;
    text-transform: uppercase;
    color: var(--ns-muted);
    padding: 1rem 1.25rem 0.3rem;
    margin: 0;
}

/* Nav links */
.sidebar-nav .nav-link {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    padding: 0.52rem 1.25rem;
    color: var(--ns-body);
    text-decoration: none;
    font-size: 0.88rem;
    font-family: var(--ns-font-body);
    border-left: 2px solid transparent;
    transition: all var(--ns-transition);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    border-radius: 0;
}
.sidebar-nav .nav-link:hover {
    background-color: var(--ns-sidebar-hover);
    color: var(--ns-ink);
    border-left-color: var(--ns-border);
    text-decoration: none;
}
.sidebar-nav .nav-link.active {
    background-color: var(--ns-sidebar-active);
    color: var(--ns-crimson);
    border-left-color: var(--ns-crimson);
    font-weight: 600;
}
.sidebar-nav .nav-link i {
    font-size: 0.9rem;
    width: 1rem;
    text-align: center;
    flex-shrink: 0;
    opacity: 0.65;
    transition: opacity var(--ns-transition);
}
.sidebar-nav .nav-link:hover i,
.sidebar-nav .nav-link.active i { opacity: 1; }

.sidebar-nav .nav-link .bi-chevron-down {
    font-size: 0.65rem;
    margin-left: auto;
    flex-shrink: 0;
    opacity: 0.45;
    transition: transform var(--ns-transition), opacity var(--ns-transition);
    width: auto;
}
.sidebar-nav .nav-link[aria-expanded="true"] .bi-chevron-down {
    transform: rotate(180deg);
    opacity: 0.7;
}

/* Submenus */
.sidebar-nav .submenu {
    list-style: none;
    padding: 0.2rem 0 0.2rem 1.6rem;
    margin: 0;
    border-left: 1px solid var(--ns-border);
    margin-left: 1.55rem;
}
.sidebar-nav .submenu .nav-link {
    padding: 0.4rem 0.85rem;
    font-size: 0.83rem;
    border-left: none;
    border-radius: 4px;
}
.sidebar-nav .submenu .nav-link:hover {
    background: var(--ns-sidebar-hover);
    border-left: none;
}
.sidebar-nav .submenu .nav-link.active {
    background: var(--ns-sidebar-active);
    color: var(--ns-crimson);
    border-left: none;
}

/* ================================================
   Main Wrapper
   ================================================ */

#main-wrapper {
    margin-left: var(--sidebar-width);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    transition: margin-left var(--ns-transition);
}

/* ================================================
   Main Content
   ================================================ */

.content {
    flex: 1;
    padding: 2rem 1.75rem;
    background: var(--ns-bg);
}

/* ================================================
   Footer
   ================================================ */

.footer {
    height: var(--footer-height);
    background-color: var(--ns-footer-bg);
    border-top: 1px solid var(--ns-border);
    display: flex;
    align-items: center;
    flex-shrink: 0;
}
.footer-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    padding: 0 1.75rem;
}
.footer-brand img {
    height: 20px;
    opacity: 0.65;
    transition: opacity var(--ns-transition);
}
.footer-brand img:hover { opacity: 0.9; }
.footer-text {
    font-size: 0.78rem;
    color: var(--ns-muted);
    font-family: var(--ns-font-body);
}

/* ================================================
   Bootstrap Component Overrides
   ================================================ */

.card {
    background: var(--ns-white);
    border: 1px solid var(--ns-border);
    border-radius: 8px;
    box-shadow: var(--ns-shadow-sm);
}
.card-body { padding: 1.5rem; }

.page-title {
    font-family: var(--ns-font-display);
    font-size: 1.6rem;
    font-weight: 700;
    color: var(--ns-ink);
    margin-bottom: 1.5rem;
    letter-spacing: -0.02em;
}

/* Buttons */
.btn-primary {
    background: var(--ns-crimson);
    border-color: var(--ns-crimson);
    font-family: var(--ns-font-body);
    font-weight: 600;
    letter-spacing: 0.01em;
    transition: all var(--ns-transition);
}
.btn-primary:hover,
.btn-primary:focus,
.btn-primary:active {
    background: var(--ns-crimson-hover) !important;
    border-color: var(--ns-crimson-hover) !important;
    box-shadow: 0 0 0 3px rgba(163,31,52,0.18) !important;
}

.btn-outline-primary {
    color: var(--ns-crimson);
    border-color: var(--ns-crimson);
    font-family: var(--ns-font-body);
    font-weight: 600;
    transition: all var(--ns-transition);
}
.btn-outline-primary:hover {
    background: var(--ns-crimson);
    border-color: var(--ns-crimson);
    color: var(--ns-white);
}

/* Forms */
.form-control, .form-select {
    border-color: var(--ns-border);
    font-family: var(--ns-font-body);
    font-size: 0.9rem;
    color: var(--ns-body);
    border-radius: 6px;
    background: var(--ns-white);
    transition: border-color var(--ns-transition), box-shadow var(--ns-transition);
}
.form-control:focus, .form-select:focus {
    border-color: var(--ns-crimson);
    box-shadow: 0 0 0 3px rgba(163,31,52,0.1);
    outline: none;
}
.form-label {
    font-family: var(--ns-font-body);
    font-size: 0.83rem;
    font-weight: 600;
    color: var(--ns-ink);
    letter-spacing: 0.015em;
    margin-bottom: 0.35rem;
}

/* Alerts */
.alert-danger {
    background: #fff0f2;
    border: 1px solid var(--ns-crimson-border);
    color: #8b1a2e;
    border-radius: 6px;
    font-size: 0.875rem;
}

/* ================================================
   Mobile / Responsive
   ================================================ */

@media (max-width: 991.98px) {
    .sidebar {
        transform: translateX(-100%);
        box-shadow: var(--ns-shadow-md);
    }
    body.sidebar-open .sidebar { transform: translateX(0); }
    #main-wrapper { margin-left: 0; }

    .content { padding: 1.25rem 1rem; }
}

/* Drawer scrim — promoted from body::before to a real element so the
   tap-to-close handler can listen on it. Display gated on .sidebar-open
   so it doesn't grab clicks on desktop. */
.sidebar-scrim {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(26,26,46,0.4);
    z-index: 999;
    cursor: pointer;
}
body.sidebar-open .sidebar-scrim { display: block; }

@media (max-width: 575.98px) {
    .content { padding: 1rem 0.875rem; }
}

/* ================================================
   EasyUI Theme Overrides — Updated for Option B
   ================================================ */

/* Tabs */
.tabs-header {
    background: var(--easyui-bg) !important;
    border-bottom: 2px solid var(--easyui-border) !important;
    padding-bottom: 0 !important;
}
.tabs .tabs-header .tabs-wrap { background: transparent !important; }
.tabs-header .tabs-scroller-left,
.tabs-header .tabs-scroller-right { background: var(--easyui-bg) !important; }

.tabs li a.tabs-inner {
    background: transparent !important;
    border: none !important;
    border-bottom: 2px solid transparent !important;
    color: var(--ns-muted) !important;
    font-family: var(--ns-font-body) !important;
    font-size: 0.875rem !important;
    padding: 10px 18px !important;
    margin-bottom: -2px !important;
    border-radius: 0 !important;
    transition: color 0.15s, border-color 0.15s !important;
}
.tabs li a.tabs-inner:hover {
    background: var(--easyui-hover) !important;
    color: var(--ns-body) !important;
}
.tabs li.tabs-selected a.tabs-inner {
    background: var(--ns-white) !important;
    color: var(--ns-crimson) !important;
    border-bottom: 2px solid var(--ns-crimson) !important;
    font-weight: 600 !important;
}

/* Panels */
.panel {
    border: 1px solid var(--easyui-border) !important;
    border-radius: 6px !important;
    box-shadow: var(--ns-shadow-sm) !important;
}
.panel-header {
    background: var(--easyui-bg) !important;
    border-bottom: 1px solid var(--easyui-border) !important;
    padding: 10px 14px !important;
    border-radius: 6px 6px 0 0 !important;
}
.panel-title {
    color: var(--ns-ink) !important;
    font-family: var(--ns-font-body) !important;
    font-weight: 600 !important;
    font-size: 0.875rem !important;
}
.panel-body { background: var(--ns-white) !important; padding: 14px !important; }

/* Datagrid */
.datagrid-wrap {
    border: 1px solid var(--easyui-border) !important;
    border-radius: 6px !important;
}
.datagrid-header {
    background: var(--easyui-bg) !important;
    border-bottom: 1px solid var(--easyui-border) !important;
}
.datagrid-header td { border-color: var(--easyui-border) !important; }
.datagrid-toolbar {
    background: var(--easyui-bg) !important;
    border-bottom: 1px solid var(--easyui-border) !important;
    padding: 7px 10px !important;
}
.datagrid-header td,
.datagrid-header th {
    font-family: var(--ns-font-body) !important;
    font-size: 0.8rem !important;
    font-weight: 700 !important;
    letter-spacing: 0.03em !important;
    color: var(--ns-muted) !important;
    text-transform: uppercase !important;
}
.datagrid-row { background: var(--ns-white) !important; }
.datagrid-row-alt { background: var(--ns-bg) !important; }
.datagrid-row-over { background: var(--easyui-hover) !important; }
/* Older rule retained for non-color properties; color is overridden by the direction-C block at end of file. */
.datagrid-row-selected {
    background: var(--easyui-selected) !important;
    color: var(--ns-body) !important;
}
.datagrid-cell {
    padding: 8px 10px !important;
    border-color: var(--easyui-border) !important;
    font-family: var(--ns-font-body) !important;
    font-size: 0.875rem !important;
}
.datagrid-pager {
    background: var(--easyui-bg) !important;
    border-top: 1px solid var(--easyui-border) !important;
    padding: 7px 10px !important;
}

/* Buttons */
.easyui-linkbutton,
.l-btn {
    background: var(--ns-white) !important;
    border: 1px solid var(--easyui-border) !important;
    border-radius: 5px !important;
    color: var(--ns-body) !important;
    font-family: var(--ns-font-body) !important;
    font-size: 0.85rem !important;
    padding: 5px 11px !important;
    transition: all 0.15s !important;
}
.easyui-linkbutton:hover,
.l-btn:hover {
    background: var(--easyui-hover) !important;
    border-color: #ccc !important;
}
.l-btn-plain { background: transparent !important; border: none !important; }
.l-btn-plain:hover { background: var(--easyui-hover) !important; }

/* Combobox / Textbox */
.textbox, .combo {
    border: 1px solid var(--easyui-border) !important;
    border-radius: 5px !important;
}
.textbox-text, .combo-text {
    padding: 7px 10px !important;
    font-family: var(--ns-font-body) !important;
    font-size: 0.875rem !important;
}
.textbox:focus-within, .combo:focus-within {
    border-color: var(--ns-crimson) !important;
    box-shadow: 0 0 0 3px rgba(163,31,52,0.08) !important;
}
.combo-panel {
    border: 1px solid var(--easyui-border) !important;
    border-radius: 6px !important;
    box-shadow: var(--ns-shadow-md) !important;
}
.combobox-item {
    padding: 7px 12px !important;
    font-family: var(--ns-font-body) !important;
    font-size: 0.875rem !important;
}
.combobox-item-hover { background: var(--easyui-hover) !important; }
.combobox-item-selected { background: var(--easyui-selected) !important; }

/* Layout */
.layout-panel { background: var(--ns-white) !important; }
.layout-split-proxy-h, .layout-split-proxy-v { background: var(--ns-crimson) !important; }

/* Accordion */
.accordion .accordion-header {
    background: var(--easyui-bg) !important;
    border-color: var(--easyui-border) !important;
    padding: 9px 14px !important;
    color: var(--ns-body) !important;
    font-family: var(--ns-font-body) !important;
}
.accordion .accordion-header-selected {
    background: var(--easyui-selected) !important;
    border-left: 3px solid var(--ns-crimson) !important;
}

/* Tree */
.tree-node-hover { background: var(--easyui-hover) !important; }
.tree-node-selected { background: var(--easyui-selected) !important; }

/* Window / Dialog */
.window, .dialog {
    border-radius: 8px !important;
    box-shadow: var(--ns-shadow-md) !important;
    border: 1px solid var(--ns-border) !important;
}
.window-header, .dialog-header {
    background: var(--easyui-bg) !important;
    border-bottom: 1px solid var(--easyui-border) !important;
    border-radius: 8px 8px 0 0 !important;
    padding: 11px 14px !important;
    font-family: var(--ns-font-body) !important;
    font-weight: 600 !important;
}

/* Toolbar / Slider / Progress / Messager */
.toolbar { background: var(--easyui-bg) !important; }
.slider-handle { background: var(--easyui-selected) !important; }
.progressbar-value { background: var(--ns-crimson) !important; border-radius: 4px !important; }
.messager-body { padding: 18px !important; font-family: var(--ns-font-body) !important; }

/* Filter row / Pagination */
.datagrid-filter-row input {
    border: 1px solid var(--easyui-border) !important;
    border-radius: 4px !important;
    padding: 3px 7px !important;
    font-family: var(--ns-font-body) !important;
}
.pagination-num {
    border: 1px solid var(--easyui-border) !important;
    border-radius: 4px !important;
    padding: 3px !important;
}

/* ================================================
   Utility
   ================================================ */

.well {
    background: #fafaf6 !important;
    border: 1px solid var(--ns-border) !important;
    border-radius: 8px !important;
    box-shadow: none !important;
    padding: 18px !important;
}

/* EasyUI pages on mobile: horizontal scroll + notice */
.easyui-page-wrapper {
    width: 100%;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}

@media (max-width: 768px) {
    .easyui-mobile-notice {
        display: block !important;
    }
}
.easyui-mobile-notice {
    display: none;
    background: #fff8e1;
    border: 1px solid #f0c040;
    border-radius: 6px;
    padding: 0.6rem 1rem;
    font-size: 0.8rem;
    color: #78600a;
    margin-bottom: 0.75rem;
}

/* ================================================
   Getting Started / Tutorials page
   ================================================ */
.help-page {
    max-width: 760px;
    margin: 0 auto;
    padding: 3rem 1.5rem 4rem;
    font-family: var(--ns-font-body);
    color: var(--ns-body);
    line-height: 1.7;
}
.help-eyebrow {
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--ns-muted);
    font-weight: 600;
    margin: 0 0 0.5rem;
}
.help-page h1 {
    font-size: 2.25rem;
    font-weight: 600;
    letter-spacing: -0.02em;
    color: var(--ns-ink);
    margin: 0 0 0.75rem;
}
.help-lede {
    font-size: 1.05rem;
    color: var(--ns-body);
    margin: 0 0 2rem;
}
.help-toc {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem 1.25rem;
    padding: 1rem 0;
    border-top: 1px solid var(--ns-border);
    border-bottom: 1px solid var(--ns-border);
    margin-bottom: 2.5rem;
}
.help-toc a {
    color: var(--ns-crimson);
    text-decoration: none;
    font-size: 0.92rem;
}
.help-toc a:hover { text-decoration: underline; }

.help-section {
    margin: 0 0 2.5rem;
}
.help-section h2 {
    font-size: 1.5rem;
    font-weight: 600;
    letter-spacing: -0.015em;
    color: var(--ns-ink);
    margin: 0 0 0.75rem;
}
.help-section h3 {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--ns-ink);
    margin: 1.5rem 0 0.5rem;
}
.help-section p,
.help-section ol,
.help-section ul {
    font-size: 0.98rem;
}
.help-section ol, .help-section ul {
    padding-left: 1.25rem;
}
.help-cta {
    background: var(--ns-crimson-soft);
    border: 1px solid var(--ns-crimson-border);
    border-radius: 10px;
    padding: 1.25rem 1.5rem;
}
.help-cta h2 { font-size: 1.15rem; margin-bottom: 0.5rem; }

/* ================================================
   EasyUI datagrid retune — direction C
   Variables are set in :root; these rules apply them.
   ================================================ */

/* Datagrid surface */
.datagrid-wrap,
.datagrid-view,
.datagrid-body,
.datagrid-header-row,
.datagrid-row { background-color: var(--easyui-bg) !important; }

.datagrid-htable,
.datagrid-btable { color: var(--easyui-text); }

/* Header */
.datagrid-header,
.datagrid-header-inner {
    background: var(--easyui-bg) !important;
    border-bottom: 1px solid var(--easyui-border) !important;
}
.datagrid-cell,
.datagrid-header-cell { color: var(--easyui-text); }
.datagrid-cell-group,
.datagrid-header .datagrid-cell-group { color: var(--ns-muted); font-weight: 600; }

/* Borders */
.datagrid,
.datagrid-view1,
.datagrid-view2,
.datagrid-toolbar,
.datagrid-pager { border-color: var(--easyui-border) !important; }

/* Hover + selected */
.datagrid-row-over { background-color: var(--easyui-hover) !important; }
.datagrid-row-selected,
.datagrid-row-selected td { background-color: var(--easyui-selected) !important; color: var(--easyui-active) !important; }

/* Sort arrows */
.datagrid-sort-icon { color: var(--easyui-active); }

/* Pager */
.datagrid-pager .pagination-page-list,
.datagrid-pager .pagination-info { color: var(--ns-muted); }

/* Combobox + textbox inputs used inside EasyUI */
.textbox,
.combo {
    border-color: var(--easyui-border) !important;
    background: var(--ns-white) !important;
    border-radius: 6px;
}
.textbox:hover,
.combo:hover { border-color: var(--ns-crimson) !important; }
.textbox-focused,
.combo-focused {
    border-color: var(--ns-crimson) !important;
    box-shadow: 0 0 0 3px var(--ns-crimson-soft) !important;
}

/* Tabs (used on sample search page) */
.tabs-header,
.tabs-tool,
.tabs-scroller-left,
.tabs-scroller-right { background: var(--easyui-bg) !important; border-color: var(--easyui-border) !important; }
.tabs li a.tabs-inner { color: var(--ns-body); }
.tabs li.tabs-selected a.tabs-inner {
    background: white;
    color: var(--easyui-active);
    border-bottom-color: white;
    font-weight: 600;
}
.help-cta a { color: var(--ns-crimson); }

/* ================================================
   Sidebar user panel (bottom of sidebar)
   ================================================ */
.user-panel {
    position: relative;
    margin: 0.5rem 0.5rem 0.75rem;
    padding: 0.55rem 0.75rem;
    background: var(--ns-white);
    border: 1px solid var(--ns-border);
    border-radius: 9px;
    display: flex;
    align-items: center;
    gap: 0.625rem;
    transition: background var(--ns-transition);
    outline: none;
}
.user-panel:hover { background: #fcfcfc; }

.user-avatar {
    width: 30px; height: 30px;
    border-radius: 50%;
    background: var(--ns-crimson);
    color: white;
    font-size: 0.72rem;
    font-weight: 600;
    display: flex; align-items: center; justify-content: center;
    flex-shrink: 0;
    letter-spacing: 0.01em;
}
.user-meta { flex: 1; min-width: 0; }
.user-name {
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--ns-ink);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.user-role {
    font-size: 0.68rem;
    color: var(--ns-muted);
}
.user-menu-btn {
    background: transparent;
    border: 0;
    color: var(--ns-muted);
    padding: 4px 6px;
    border-radius: 5px;
    cursor: pointer;
}
.user-menu-btn:hover { background: var(--ns-sidebar-hover); color: var(--ns-ink); }

.user-menu {
    position: absolute;
    bottom: calc(100% + 4px);
    right: 0;
    min-width: 180px;
    background: var(--ns-white);
    border: 1px solid var(--ns-border);
    border-radius: 8px;
    box-shadow: var(--ns-shadow-md);
    padding: 0.35rem;
    display: none;
    z-index: 1000;
}
.user-menu.open { display: block; }
.user-menu a {
    display: flex; align-items: center; gap: 0.5rem;
    padding: 0.45rem 0.6rem;
    font-size: 0.86rem;
    color: var(--ns-body);
    text-decoration: none;
    border-radius: 5px;
}
.user-menu a:hover { background: var(--ns-sidebar-hover); color: var(--ns-ink); }

.user-panel--anon {
    justify-content: center;
}
.btn-signin {
    background: var(--ns-crimson);
    color: white;
    border: 0;
    padding: 0.4rem 0.85rem;
    font-size: 0.85rem;
    font-weight: 600;
    border-radius: 7px;
}
.btn-signin:hover { background: var(--ns-crimson-hover); color: white; }

/* ================================================
   Sidebar sections
   ================================================ */
.sidebar-section {
    padding: 0.875rem 0 0.25rem;
}
.sidebar-section:first-of-type { padding-top: 0.5rem; }

.sidebar-section-label {
    padding: 0 1rem 0.35rem;
    font-size: 0.62rem;
    letter-spacing: 0.11em;
    text-transform: uppercase;
    color: var(--ns-muted);
    font-weight: 600;
}

/* Override existing nav-link / submenu visuals to match direction C */
.sidebar-nav .nav-item .nav-link {
    display: flex;
    align-items: center;
    gap: 0.625rem;
    padding: 0.4rem 0.65rem;
    margin: 0 0.5rem;
    border-radius: 7px;
    color: var(--ns-body);
    font-size: 0.88rem;
    font-weight: 500;
    text-decoration: none;
    transition: background var(--ns-transition);
}
.sidebar-nav .nav-item .nav-link:hover { background: var(--ns-sidebar-hover); }
.sidebar-nav .nav-item .nav-link.active,
.sidebar-nav .nav-item .nav-link[aria-current="page"] {
    background: var(--ns-sidebar-active);
    color: var(--ns-crimson);
    font-weight: 600;
}
.sidebar-nav .submenu {
    margin: 0.15rem 0 0.35rem;
    padding: 0;
    list-style: none;
}
.sidebar-nav .submenu .nav-link {
    padding-left: 2.25rem;
    font-size: 0.82rem;
    margin-left: 0.5rem;
    margin-right: 0.5rem;
}

/* ================================================
   Quick Access controls
   ================================================ */
.qa-input {
    position: relative;
    margin: 0.35rem 0.85rem;
}
.qa-input input {
    width: 100%;
    padding: 0.38rem 0.6rem 0.38rem 1.85rem;
    font-size: 0.82rem;
    background: var(--ns-white);
    border: 1px solid var(--ns-border);
    border-radius: 7px;
    color: var(--ns-ink);
    outline: none;
    font-family: inherit;
}
.qa-input input::placeholder { color: var(--ns-muted); }
.qa-input input:focus {
    border-color: var(--ns-crimson);
    box-shadow: 0 0 0 3px var(--ns-crimson-soft);
}
.qa-input .qa-ico {
    position: absolute;
    left: 0.55rem; top: 50%;
    transform: translateY(-50%);
    color: var(--ns-muted);
    font-size: 0.82rem;
    pointer-events: none;
}

.qa-cta {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin: 0.4rem 0.85rem 0.2rem;
    padding: 0.4rem 0.65rem;
    border: 1px dashed var(--ns-crimson-border);
    border-radius: 7px;
    background: transparent;
    color: var(--ns-crimson);
    font-size: 0.85rem;
    font-weight: 600;
    text-decoration: none;
    transition: background var(--ns-transition);
}
.qa-cta:hover {
    background: var(--ns-crimson-soft);
    color: var(--ns-crimson-hover);
}
.qa-cta .qa-plus { font-weight: 700; line-height: 1; }

.qa-placeholder {
    padding: 0.3rem 1rem 0.5rem;
    font-size: 0.72rem;
    color: var(--ns-muted);
    font-style: italic;
}

/* ================================================
   Sidebar header with BMC lockup
   ================================================ */
.sidebar-header {
    padding: 0.85rem 1rem 0.85rem;
    border-bottom: 1px solid var(--ns-border);
    flex-shrink: 0;
}
.bmc-lockup {
    margin-bottom: 0.45rem;
}
.bmc-logo {
    width: 100%;
    max-width: 200px;
    height: auto;
    display: block;
    margin: 0 auto;
}
.sidebar-wordmark {
    font-family: var(--ns-font-display);
    font-size: 1.05rem;
    font-weight: 600;
    letter-spacing: -0.015em;
    color: var(--ns-ink);
    text-decoration: none;
}
.sidebar-wordmark .wm-hi { color: var(--ns-crimson); }

.sidebar-foot {
    flex-shrink: 0;
    border-top: 1px solid var(--ns-border);
    padding-top: 0.25rem;
}

/* ================================================
   Mobile toggle (replaces the header hamburger)
   ================================================ */
.mobile-toggle {
    margin: 0.85rem 0 0 0.85rem;
    width: 36px; height: 36px;
    border: 1px solid var(--ns-border);
    border-radius: 7px;
    background: var(--ns-white);
    color: var(--ns-ink);
    cursor: pointer;
}
.mobile-toggle:hover { background: var(--ns-sidebar-hover); }
.mobile-toggle i { font-size: 1.05rem; }

/* Remove the now-unused header.height layout reservation */
.content { margin-top: 0; }

/* ================================================
   Footer — direction-C polish
   ================================================ */
.footer {
    background: var(--ns-footer-bg);
    border-top: 1px solid var(--ns-border);
    padding: 0.85rem 1.5rem;
    font-size: 0.8rem;
    color: var(--ns-muted);
}
.footer-content {
    display: flex;
    align-items: center;
    gap: 1rem;
    max-width: 1280px;
    margin: 0 auto;
}
.footer-brand img {
    max-height: 28px;
    width: auto;
    opacity: 0.85;
}

/* ================================================
   Home dashboard
   ================================================ */
.dashboard {
    max-width: 1100px;
    margin: 0 auto;
    padding: 2rem 1.75rem 3rem;
    font-family: var(--ns-font-body);
}

.dash-hero { margin-bottom: 1.75rem; }
.dash-eyebrow {
    font-size: 0.68rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--ns-muted);
    font-weight: 600;
    margin: 0;
}
.dash-h1 {
    font-size: 1.95rem;
    font-weight: 600;
    letter-spacing: -0.02em;
    color: var(--ns-ink);
    margin: 0.15rem 0 0.35rem;
}
.dash-sub {
    font-size: 0.95rem;
    color: var(--ns-body);
    margin: 0;
}

.dash-tiles {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0.75rem;
    margin-bottom: 1.5rem;
}
.dash-tile {
    padding: 0.95rem 1.05rem;
    background: var(--ns-sidebar-bg);
    border: 1px solid var(--ns-border);
    border-radius: 10px;
}
.dash-tile .t-label {
    font-size: 0.7rem;
    color: var(--ns-muted);
    text-transform: uppercase;
    letter-spacing: 0.06em;
    font-weight: 600;
}
.dash-tile .t-num {
    font-size: 1.65rem;
    font-weight: 700;
    color: var(--ns-crimson);
    margin-top: 0.1rem;
}
.dash-tile .t-delta {
    font-size: 0.72rem;
    color: var(--ns-muted);
    margin-top: 0.1rem;
}

/* Projects box — partner-program logos pinned at the bottom of the dashboard.
   Crimson outline + sidebar-grey fill per user spec. */
.dash-projects {
    background: var(--ns-sidebar-bg);
    border: 1px solid var(--ns-crimson);
    border-radius: 10px;
    padding: 0.85rem 1.05rem 1rem;
    margin-top: 1.25rem;
}
.dash-projects-head {
    margin-bottom: 0.65rem;
}
.dash-projects .dp-label {
    font-size: 0.7rem;
    color: var(--ns-muted);
    text-transform: uppercase;
    letter-spacing: 0.06em;
    font-weight: 600;
}
.dp-grid {
    list-style: none;
    margin: 0;
    padding: 0;
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 0.75rem;
    align-items: center;
}
.dp-logo a {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 56px;
    padding: 0.35rem 0.5rem;
    border-radius: 6px;
    transition: filter 0.2s var(--ns-ease),
                opacity 0.2s var(--ns-ease),
                transform 0.2s var(--ns-ease),
                background-color 0.2s var(--ns-ease);
    filter: grayscale(0.85);
    opacity: 0.72;
}
.dp-logo a:hover,
.dp-logo a:focus-visible {
    filter: grayscale(0);
    opacity: 1;
    transform: translateY(-1px);
    background-color: var(--ns-white);
    outline: none;
}
.dp-logo a:focus-visible {
    box-shadow: 0 0 0 2px var(--ns-crimson-border);
}
.dp-logo img {
    max-height: 100%;
    max-width: 100%;
    width: auto;
    height: auto;
    object-fit: contain;
}
@media (max-width: 900px) {
    .dp-grid { grid-template-columns: repeat(3, 1fr); gap: 0.5rem; }
    .dp-logo a { height: 48px; }
}
@media (max-width: 400px) {
    .dp-grid { grid-template-columns: repeat(2, 1fr); }
}

.dash-row {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 1rem;
}
@media (max-width: 900px) {
    .dash-tiles { grid-template-columns: 1fr; }
    .dash-row { grid-template-columns: 1fr; }
}

.dash-card {
    border: 1px solid var(--ns-border);
    border-radius: 10px;
    overflow: hidden;
    background: var(--ns-white);
}
.dash-card-head {
    padding: 0.75rem 1rem;
    border-bottom: 1px solid var(--ns-border);
    display: flex;
    align-items: center;
    background: var(--ns-white);
}
.dash-card-head h2 {
    margin: 0;
    font-size: 0.92rem;
    font-weight: 600;
    color: var(--ns-ink);
}
.dash-more {
    margin-left: auto;
    font-size: 0.78rem;
    color: var(--ns-crimson);
    text-decoration: none;
}
.dash-more:hover { text-decoration: underline; }
.dash-list { list-style: none; padding: 0; margin: 0; }
.dash-row-item {
    display: grid;
    grid-template-columns: 110px 1fr 120px;
    gap: 0.6rem;
    padding: 0.55rem 1rem;
    font-size: 0.85rem;
    border-bottom: 1px solid var(--ns-border);
}
.dash-row-item:last-child { border-bottom: 0; }
.dash-row-item .uid {
    color: var(--ns-muted);
    font-family: var(--ns-font-mono);
    font-size: 0.78rem;
}
.dash-row-item .name { color: var(--ns-ink); }
.dash-row-item .proj {
    color: var(--ns-muted);
    font-size: 0.8rem;
    text-align: right;
}
.dash-empty {
    padding: 1.5rem 1rem;
    text-align: center;
    color: var(--ns-muted);
    font-size: 0.88rem;
}

.dash-actions {
    display: grid;
    grid-template-columns: 1fr;
    gap: 0.6rem;
}
.dash-action {
    padding: 0.85rem 1rem;
    border: 1px solid var(--ns-border);
    border-radius: 10px;
    background: var(--ns-white);
    text-decoration: none;
    color: var(--ns-body);
    display: block;
    transition: background var(--ns-transition);
}
.dash-action:hover { background: var(--ns-sidebar-hover); color: var(--ns-body); }
.dash-action h3 {
    margin: 0 0 0.2rem;
    font-size: 0.92rem;
    font-weight: 600;
    color: var(--ns-ink);
}
.dash-action p {
    margin: 0;
    font-size: 0.8rem;
    color: var(--ns-muted);
}
.dash-action.accent {
    background: var(--ns-crimson-soft);
    border-color: var(--ns-crimson-border);
}
.dash-action.accent h3 { color: var(--ns-crimson); }
.dash-action.accent:hover { background: #f7d8de; }

/* ================================================
   Mobile view v1 — breakpoints 768 / 576 / 400
   Pairs with the dual-rendering `.d-only` / `.m-only`
   pattern used in seek/templates/searchAdvanced.html
   and seek/templates/projectPage.html.
   ================================================ */

.m-only { display: none; }
.d-only { display: block; }

@media (max-width: 767.98px) {
    .d-only { display: none; }
    .m-only { display: block; }

    /* iOS zoom-on-focus prevention — every text input gets >= 16px font */
    input[type="text"],
    input[type="search"],
    input[type="email"],
    input[type="password"],
    input[type="number"],
    textarea,
    select {
        font-size: 16px !important;
    }
}

/* ---------- Touch targets (>= 44px hit area) ---------- */
@media (max-width: 991.98px) {
    .mobile-toggle {
        width: 44px;
        height: 44px;
    }
    .sidebar-nav .nav-link {
        min-height: 44px;
        display: flex;
        align-items: center;
    }
    .user-panel .user-menu-btn {
        min-width: 44px;
        min-height: 44px;
    }
    .qa-input input {
        min-height: 44px;
    }
    .qa-cta {
        min-height: 44px;
        display: inline-flex;
        align-items: center;
    }
}

/* ---------- Sample Search mobile results ---------- */
.m-results {
    list-style: none;
    padding: 0;
    margin: 0;
}
.m-result-row {
    border-bottom: 1px solid var(--ns-border);
    min-height: 44px;
    padding: 10px 0;
}
.m-result-row a {
    display: block;
    text-decoration: none;
    color: inherit;
}
.m-result-row .r-line1 {
    display: flex;
    align-items: baseline;
    gap: 8px;
    font-size: 0.95rem;
}
.m-result-row .r-uid {
    color: var(--ns-crimson);
    font-weight: 600;
    flex-shrink: 0;
}
.m-result-row .r-title {
    color: var(--ns-ink);
    flex: 1;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.m-result-row .r-line2 {
    font-size: 0.78rem;
    color: var(--ns-muted);
    margin-top: 3px;
}
.m-result-count {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--ns-ink);
    margin: 0 0 0.5rem;
}
.m-filter-form {
    margin-bottom: 1rem;
}
.m-filter-form summary {
    cursor: pointer;
    padding: 12px 14px;
    background: var(--ns-sidebar-bg);
    border: 1px solid var(--ns-border);
    border-radius: 8px;
    font-weight: 600;
    color: var(--ns-ink);
    list-style: none;
    min-height: 44px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.m-filter-form summary::after { content: "▾"; color: var(--ns-crimson); }
.m-filter-form[open] summary::after { content: "▴"; }
.m-filter-form .m-filter-body {
    padding: 12px 0 0;
    display: flex;
    flex-direction: column;
    gap: 10px;
}
.m-filter-form .m-filter-body label {
    font-size: 0.78rem;
    color: var(--ns-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-weight: 600;
}
.m-filter-form .m-filter-body input,
.m-filter-form .m-filter-body select {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid var(--ns-border);
    border-radius: 6px;
}
.m-filter-form .m-filter-submit {
    background: var(--ns-crimson);
    color: white;
    border: none;
    border-radius: 6px;
    padding: 12px;
    font-weight: 600;
    margin-top: 4px;
    min-height: 44px;
}

/* ---------- Project Detail mobile stats ---------- */
.m-stats-cards {
    display: flex;
    flex-direction: column;
    gap: 10px;
}
.m-stat-card {
    border: 1px solid var(--ns-border);
    border-radius: 8px;
    background: var(--ns-white);
    padding: 12px 14px;
}
.m-stat-card .group {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--ns-ink);
    margin-bottom: 8px;
}
.m-stat-card .row {
    display: flex;
    justify-content: space-between;
    font-size: 0.85rem;
    padding: 4px 0;
    border-top: 1px solid var(--ns-border);
}
.m-stat-card .row:first-of-type { border-top: none; }
.m-stat-card .row .label { color: var(--ns-muted); }
.m-stat-card .row .val { color: var(--ns-ink); font-weight: 500; }

/* ---------- Dashboard mobile refinements ---------- */
@media (max-width: 575.98px) {
    .dash-tiles { grid-template-columns: 1fr; }
    .dash-h1 { font-size: 1.5rem; }
    .dash-row-item {
        display: flex;
        flex-wrap: wrap;
        grid-template-columns: none;
        gap: 0.25rem 0.5rem;
    }
    .dash-row-item .name { flex: 1; }
    .dash-row-item .proj {
        flex-basis: 100%;
        margin-top: 2px;
        font-size: 0.78rem;
        text-align: left;
    }
    .dash-action { min-height: 44px; }
    .footer { padding: 0.75rem 1rem; }
}
@media (max-width: 400px) {
    .dash-h1 { font-size: 1.3rem; }
    .dash-action { padding: 0.75rem; }
}

/* ---------- Tutorials TOC mobile ---------- */
@media (max-width: 767.98px) {
    .help-toc a {
        display: block;
        padding: 12px 0;
        min-height: 44px;
        border-bottom: 1px solid var(--ns-border);
    }
}

/* ---------- Projects List touch targets ---------- */
@media (max-width: 767.98px) {
    .project-card .fairdata-link {
        min-height: 44px;
        display: inline-flex;
        align-items: center;
        padding: 0.4rem 0.75rem;
    }
    .project-card .project-chevron {
        min-width: 44px;
        min-height: 44px;
        display: inline-flex;
        align-items: center;
        justify-content: center;
    }
}

/* ---------- EasyUI desktop-only notice ---------- */
/* (Notice display rule is already wired in the existing @media (max-width: 768px)
   block elsewhere in this file — Task 11 adds the markup to each desktop-only page.) */