/* ==========================================================================
   POS Scanner — Design System (built on Bootstrap 5, loaded separately)
   Monochrome ink/canvas palette · Syne display + Manrope body
   NOTE: Bootstrap core CSS is linked in templates BEFORE this file,
   so every rule here can safely override Bootstrap defaults.
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. Design tokens
   -------------------------------------------------------------------------- */
:root {
    /* Brand palette */
    --ink: #16181d;
    --ink-muted: #495057;
    --ink-faint: #6c757d;
    --border: #e2e5e9;
    --border-strong: #cdd2d8;
    --canvas: #f4f5f7;
    --surface: #ffffff;
    --accent: #17181c;
    --accent-hover: #000000;
    --danger: #b02a37;
    --success: #166534;
    --warning: #b45309;

    /* Map onto Bootstrap tokens */
    --bs-body-bg: var(--canvas);
    --bs-body-color: var(--ink);
    --bs-body-font-family: 'Manrope', system-ui, -apple-system, sans-serif;
    --bs-border-color: var(--border);
    --bs-link-color: var(--ink);
    --bs-link-hover-color: var(--accent-hover);
    --bs-primary: var(--accent);
    --bs-primary-rgb: 23, 24, 28;
    --bs-danger: var(--danger);
    --bs-success: var(--success);

    /* Component knobs consumed below */
    --radius: 10px;
    --radius-sm: 8px;
    --nav-height: 3.5rem;
}

/* --------------------------------------------------------------------------
   2. Base & typography
   -------------------------------------------------------------------------- */
body {
    font-size: 0.9375rem;
    -webkit-font-smoothing: antialiased;
}

h1, h2, h3, .font-display,
.page-title, .panel-title, .kpi-value, .app-brand {
    font-family: 'Syne', 'Manrope', system-ui, sans-serif;
    letter-spacing: -0.01em;
}

a { text-decoration-color: rgba(0, 0, 0, 0.25); }

/* --------------------------------------------------------------------------
   3. App shell / layout
   -------------------------------------------------------------------------- */
.app-shell {
    min-height: 100vh;
    background: var(--canvas);
}

.app-main {
    max-width: 1280px;
    margin: 0 auto;
    padding: 1.5rem 1.25rem 3rem;
}

/* Page header */
.page-header {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 1rem;
    flex-wrap: wrap;
    margin-bottom: 1.25rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--border);
}

.page-title {
    margin: 0;
    font-size: 1.375rem;
    font-weight: 700;
    color: var(--ink);
}

.page-subtitle {
    margin: 0.25rem 0 0;
    font-size: 0.875rem;
    color: var(--ink-faint);
}

.page-meta {
    font-size: 0.8125rem;
    color: var(--ink-faint);
    white-space: nowrap;
}

/* Two/three column page layouts */
.layout-2col {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.25rem;
    margin-bottom: 1.25rem;
}

.layout-3col {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.25rem;
    margin-bottom: 1.25rem;
}

/* --------------------------------------------------------------------------
   4. Panels
   -------------------------------------------------------------------------- */
.panel {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
}

.panel-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.75rem;
    padding: 0.75rem 1rem;
    border-bottom: 1px solid var(--border);
    background: #fafbfc;
}

.panel-title {
    margin: 0;
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--ink);
    text-transform: uppercase;
    letter-spacing: 0.06em;
}

.panel-body { padding: 1rem; }

.panel-link {
    font-size: 0.8125rem;
    color: var(--ink-muted);
    text-decoration: none;
}

.panel-link:hover {
    color: var(--ink);
    text-decoration: underline;
}

.chart-panel { min-height: 16rem; }

/* --------------------------------------------------------------------------
   5. KPI strip
   -------------------------------------------------------------------------- */
.kpi-strip {
    display: grid;
    grid-template-columns: repeat(5, minmax(0, 1fr));
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    margin-bottom: 1.25rem;
    overflow: hidden;
}

.kpi-cell {
    padding: 1rem 1.125rem;
    border-right: 1px solid var(--border);
}

.kpi-cell:last-child { border-right: none; }

.kpi-label {
    display: block;
    font-size: 0.6875rem;
    font-weight: 700;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--ink-faint);
    margin-bottom: 0.375rem;
}

.kpi-value {
    display: block;
    font-size: clamp(1rem, 0.9rem + 0.35vw, 1.25rem);
    font-weight: 700;
    color: var(--ink);
    line-height: 1.2;
}

.kpi-note {
    display: block;
    margin-top: 0.25rem;
    font-size: 0.75rem;
    color: var(--ink-faint);
}

.kpi-note.positive { color: var(--success); }
.kpi-note.negative { color: var(--danger); }

/* --------------------------------------------------------------------------
   6. Data tables
   -------------------------------------------------------------------------- */
.data-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.875rem;
}

.data-table th {
    text-align: left;
    font-size: 0.6875rem;
    font-weight: 700;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    color: var(--ink-faint);
    padding: 0.55rem 0.75rem;
    border-bottom: 1px solid var(--border);
    background: #fafbfc;
    white-space: nowrap;
}

.data-table td {
    padding: 0.65rem 0.75rem;
    border-bottom: 1px solid var(--border);
    color: var(--ink);
    vertical-align: middle;
}

.data-table tbody tr:hover td { background: #f8f9fa; }
.data-table tr:last-child td { border-bottom: none; }
.data-table .num {
    text-align: right;
    font-variant-numeric: tabular-nums;
    white-space: nowrap;
}
.data-table .actions-cell { white-space: nowrap; text-align: right; }
.data-table .actions-cell .btn { padding: 0.2rem 0.55rem; font-size: 0.75rem; }

/* --------------------------------------------------------------------------
   7. Stats, progress, status, empty states
   -------------------------------------------------------------------------- */
.stat-row {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    padding: 0.5rem 0;
    border-bottom: 1px solid var(--border);
    font-size: 0.875rem;
}

.stat-row:last-child { border-bottom: none; }
.stat-row dt { color: var(--ink-muted); font-weight: 500; }
.stat-row dd {
    margin: 0;
    font-variant-numeric: tabular-nums;
    font-weight: 600;
    color: var(--ink);
}

.progress-track {
    height: 4px;
    background: var(--border);
    border-radius: 999px;
    overflow: hidden;
    margin-top: 0.75rem;
}

.progress-fill { height: 100%; background: var(--accent); }

.status-text { font-size: 0.8125rem; font-weight: 600; }
.status-text.warn { color: var(--danger); }
.status-text.ok { color: var(--success); }

.empty-state {
    padding: 2rem 1.5rem;
    text-align: center;
    font-size: 0.875rem;
    color: var(--ink-faint);
}

/* Badges — monochrome status language */
.badge-soft {
    display: inline-block;
    padding: 0.2em 0.6em;
    font-size: 0.71875rem;
    font-weight: 600;
    border-radius: 999px;
    background: #eef0f2;
    color: var(--ink-muted);
    border: 1px solid var(--border);
}

.badge-soft.badge-ok { background: #ecf5ef; color: var(--success); border-color: #d3e6da; }
.badge-soft.badge-warn { background: #fbf3ea; color: var(--warning); border-color: #f0dfc8; }
.badge-soft.badge-danger { background: #fbeaeb; color: var(--danger); border-color: #f0cdcf; }

/* --------------------------------------------------------------------------
   8. Buttons (override Bootstrap to ink palette)
   -------------------------------------------------------------------------- */
.btn { font-weight: 600; }

.btn-primary {
    --bs-btn-bg: var(--accent);
    --bs-btn-border-color: var(--accent);
    --bs-btn-hover-bg: var(--accent-hover);
    --bs-btn-hover-border-color: var(--accent-hover);
    --bs-btn-active-bg: var(--accent-hover);
    --bs-btn-active-border-color: var(--accent-hover);
    --bs-btn-disabled-bg: var(--border-strong);
    --bs-btn-disabled-border-color: var(--border-strong);
    color: #fff;
}

.btn-outline-dark {
    --bs-btn-color: var(--ink);
    --bs-btn-border-color: var(--border-strong);
    --bs-btn-hover-bg: var(--ink);
    --bs-btn-hover-border-color: var(--ink);
    --bs-btn-active-bg: var(--ink);
    --bs-btn-active-border-color: var(--ink);
}

.btn-light {
    --bs-btn-bg: #fff;
    --bs-btn-border-color: var(--border-strong);
    --bs-btn-color: var(--ink-muted);
    --bs-btn-hover-bg: #f1f3f5;
    --bs-btn-hover-border-color: var(--border-strong);
    --bs-btn-hover-color: var(--ink);
    --bs-btn-active-bg: #e9ecef;
}

.btn-outline-danger {
    --bs-btn-color: var(--danger);
    --bs-btn-border-color: #eec9cc;
    --bs-btn-hover-bg: var(--danger);
    --bs-btn-hover-border-color: var(--danger);
    --bs-btn-active-bg: var(--danger);
}

/* --------------------------------------------------------------------------
   9. Form fields
   -------------------------------------------------------------------------- */
.form-label, .field-label {
    margin-bottom: 0.375rem;
    font-size: 0.8125rem;
    font-weight: 600;
    color: var(--ink);
}

.form-control, .form-select {
    border-color: var(--border-strong);
    font-size: 0.9375rem;
}

.form-control:focus, .form-select:focus {
    border-color: var(--ink);
    box-shadow: 0 0 0 0.2rem rgba(23, 24, 28, 0.12);
}

.input-group-text {
    background: #fafbfc;
    border-color: var(--border-strong);
    color: var(--ink-faint);
}

/* --------------------------------------------------------------------------
   10. App navigation bar
   -------------------------------------------------------------------------- */
.app-nav {
    position: sticky;
    top: 0;
    z-index: 1040;
    background: var(--surface);
    border-bottom: 1px solid var(--border);
}

.app-nav-inner {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 1.25rem;
    min-height: var(--nav-height);
    display: flex;
    align-items: center;
    gap: 1rem;
}

.page-pos .app-nav-inner {
    max-width: none;
    height: 3.25rem;
}

.app-brand {
    font-size: 1rem;
    font-weight: 700;
    color: var(--ink);
    text-decoration: none;
    letter-spacing: -0.02em;
    white-space: nowrap;
}

.app-brand:hover { color: var(--ink); }

.app-nav-links {
    display: flex;
    align-items: center;
    gap: 0.125rem;
    list-style: none;
    margin: 0;
    padding: 0;
    flex-wrap: wrap;
}

.app-nav-links a,
.app-nav-links button {
    display: block;
    padding: 0.5rem 0.75rem;
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--ink-muted);
    text-decoration: none;
    background: none;
    border: none;
    cursor: pointer;
    font-family: inherit;
    border-radius: 6px;
}

.app-nav-links a:hover,
.app-nav-links button:hover {
    color: var(--ink);
    background: #f1f3f5;
}

.app-nav-links a.is-active {
    color: #fff;
    background: var(--accent);
    font-weight: 600;
}

.app-nav-user {
    margin-left: auto;
    font-size: 0.8125rem;
    color: var(--ink-faint);
    white-space: nowrap;
}

.app-nav-user strong {
    color: var(--ink);
    font-weight: 600;
}

.app-nav-toggle {
    display: none;
    padding: 0.375rem 0.625rem;
    font-size: 0.8125rem;
    font-family: inherit;
    font-weight: 600;
    background: #fff;
    border: 1px solid var(--border-strong);
    border-radius: 6px;
    cursor: pointer;
    color: var(--ink);
}

.app-nav-menu {
    display: flex;
    flex: 1;
    min-width: 0;
}

@media (max-width: 900px) {
    .app-nav-inner {
        flex-wrap: wrap;
        height: auto;
        min-height: 3.25rem;
        padding-top: 0.5rem;
        padding-bottom: 0.5rem;
    }

    .app-nav-toggle { display: block; }

    .app-nav-menu {
        display: none;
        width: 100%;
        order: 3;
        padding-top: 0.5rem;
        border-top: 1px solid var(--border);
    }

    .app-nav-menu.is-open { display: block; }

    .app-nav-menu .app-nav-links {
        flex-direction: column;
        align-items: stretch;
    }

    .app-nav-menu .app-nav-links a,
    .app-nav-menu .app-nav-links button {
        padding: 0.625rem 0.5rem;
        border-radius: 6px;
    }

    .app-nav-user { margin-left: auto; }

    .app-main { padding: 1rem 0.875rem 2rem; }
}

/* --------------------------------------------------------------------------
   11. Login
   -------------------------------------------------------------------------- */
.login-layout {
    min-height: 100vh;
    display: grid;
    grid-template-columns: 380px 1fr;
}

@media (max-width: 1023.98px) {
    .login-layout { grid-template-columns: 1fr; }
}

.login-sidebar {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    padding: 2.5rem;
    background: linear-gradient(160deg, #17181c 0%, #23262e 100%);
    color: #fff;
    min-height: 100vh;
}

.login-sidebar h1 {
    margin: 0 0 0.75rem;
    font-size: 1.875rem;
    font-weight: 700;
    color: #fff;
}

.login-sidebar p {
    margin: 0;
    max-width: 24rem;
    font-size: 0.9375rem;
    line-height: 1.65;
    color: rgba(255, 255, 255, 0.72);
}

.login-sidebar .meta {
    font-size: 0.8125rem;
    color: rgba(255, 255, 255, 0.45);
}

.login-form-panel {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
}

.login-form-box { width: 100%; max-width: 400px; }

.login-form-box h2 {
    margin: 0 0 0.375rem;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--ink);
}

.login-form-box .hint {
    margin-bottom: 1.75rem;
    font-size: 0.875rem;
    color: var(--ink-faint);
}

.kpi-strip-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }

/* Home launchpad tiles */
.home-tiles {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(11rem, 1fr));
    gap: 0.75rem;
}

.home-tile {
    position: relative;
    display: flex;
    flex-direction: column;
    gap: 0.125rem;
    padding: 1rem 1.125rem;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    text-decoration: none;
    transition: border-color .15s ease, box-shadow .15s ease, transform .15s ease;
}

.home-tile:hover {
    border-color: var(--ink);
    box-shadow: 0 4px 14px rgba(22, 24, 29, 0.08);
    transform: translateY(-1px);
}

.home-tile-label {
    font-weight: 700;
    font-size: 0.9375rem;
    color: var(--ink);
}

.home-tile-desc {
    font-size: 0.75rem;
    color: var(--ink-faint);
}

.home-tile-arrow {
    position: absolute;
    top: 0.875rem;
    right: 1rem;
    color: var(--border-strong);
    font-size: 1.0625rem;
    transition: color .15s ease, transform .15s ease;
}

.home-tile:hover .home-tile-arrow {
    color: var(--ink);
    transform: translateX(2px);
}

/* --------------------------------------------------------------------------
   12. Pagination
   -------------------------------------------------------------------------- */
.pagination {
    --bs-pagination-color: var(--ink-muted);
    --bs-pagination-border-color: var(--border-strong);
    --bs-pagination-hover-color: var(--ink);
    --bs-pagination-hover-bg: #f1f3f5;
    --bs-pagination-hover-border-color: var(--border-strong);
    --bs-pagination-focus-color: var(--ink);
    --bs-pagination-focus-box-shadow: 0 0 0 0.2rem rgba(23, 24, 28, 0.12);
    --bs-pagination-active-bg: var(--accent);
    --bs-pagination-active-border-color: var(--accent);
    margin-bottom: 0;
}

/* --------------------------------------------------------------------------
   13. Alerts
   -------------------------------------------------------------------------- */
.alert {
    border-radius: var(--radius-sm);
    font-size: 0.875rem;
}

.alert-danger {
    --bs-alert-color: var(--danger);
    --bs-alert-bg: #fbeaeb;
    --bs-alert-border-color: #f0cdcf;
}

.alert-success {
    --bs-alert-color: var(--success);
    --bs-alert-bg: #ecf5ef;
    --bs-alert-border-color: #d3e6da;
}

/* Filter bars — style raw Django form widgets like Bootstrap controls */
.filter-form input:not([type=checkbox]):not([type=radio]):not([type=submit]),
.filter-form select {
    display: block;
    width: auto;
    min-width: 10rem;
    padding: 0.4rem 0.625rem;
    font-size: 0.875rem;
    font-family: inherit;
    color: var(--ink);
    background-color: #fff;
    border: 1px solid var(--border-strong);
    border-radius: 6px;
    appearance: auto;
}

.filter-form input:focus,
.filter-form select:focus {
    outline: none;
    border-color: var(--ink);
    box-shadow: 0 0 0 0.2rem rgba(23, 24, 28, 0.12);
}

/* Full-page Django forms — style raw widgets like Bootstrap controls */
.django-form input:not([type=checkbox]):not([type=radio]):not([type=file]):not([type=submit]):not([type=button]):not([type=reset]),
.django-form select,
.django-form textarea {
    display: block;
    width: 100%;
    padding: 0.5rem 0.625rem;
    font-size: 0.9375rem;
    font-family: inherit;
    color: var(--ink);
    background-color: #fff;
    border: 1px solid var(--border-strong);
    border-radius: 6px;
}

.django-form input:focus,
.django-form select:focus,
.django-form textarea:focus {
    outline: none;
    border-color: var(--ink);
    box-shadow: 0 0 0 0.2rem rgba(23, 24, 28, 0.12);
}

.django-form input[type=file] {
    font-size: 0.84375rem;
    color: var(--ink-muted);
}

/* --------------------------------------------------------------------------
   15. Inventory dashboard
   -------------------------------------------------------------------------- */
.inv-kpis {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 0.875rem;
    margin-bottom: 1.25rem;
}

.inv-kpi-card {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    text-align: left;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1rem 1.125rem;
}

button.inv-kpi-card {
    font-family: inherit;
    cursor: pointer;
    transition: border-color .15s ease, box-shadow .15s ease;
}

button.inv-kpi-card:hover {
    border-color: var(--border-strong);
    box-shadow: 0 2px 10px rgba(22, 24, 29, 0.07);
}

.inv-kpi-main {
    font-family: 'Syne', 'Manrope', system-ui, sans-serif;
    font-size: clamp(1.25rem, 1.05rem + 0.6vw, 1.6rem);
    font-weight: 700;
    color: var(--ink);
    line-height: 1.15;
}

.inv-kpi-split {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    width: 100%;
    margin-top: 0.375rem;
    padding-top: 0.375rem;
    border-top: 1px dashed var(--border);
    font-size: 0.75rem;
    color: var(--ink-faint);
}

.inv-kpi-split strong { color: var(--ink); font-size: 0.8125rem; }

/* Sticky-header table box */
.inv-table-box {
    max-height: calc(100dvh - 24rem);
    min-height: 12rem;
    overflow: auto;
}

.inv-table thead th {
    position: sticky;
    top: 0;
    z-index: 5;
    background: #fafbfc;
    box-shadow: inset 0 -1px 0 var(--border);
}

.inv-check-cell { width: 2.25rem; text-align: center; }

/* Quick adjust */
.qty-adjust { position: relative; display: inline-block; }

.qty-btn {
    min-width: 2.4rem;
    padding: 0.25rem 0.5rem;
    font-size: 0.9375rem;
    font-weight: 700;
    font-family: inherit;
    font-variant-numeric: tabular-nums;
    color: var(--ink);
    background: #f4f5f7;
    border: 1px solid transparent;
    border-radius: 7px;
    cursor: pointer;
    transition: border-color .12s ease, background .12s ease;
}

.qty-btn:hover { border-color: var(--border-strong); background: #fff; }
.qty-btn.qty-low { color: var(--warning); }
.qty-btn.qty-out { color: var(--danger); background: #fbeaeb; }

.qty-pop {
    position: absolute;
    z-index: 60;
    top: calc(100% + 6px);
    left: 50%;
    transform: translateX(-40%);
    display: flex;
    flex-direction: column;
    gap: 0.375rem;
    width: 11rem;
    padding: 0.625rem;
    background: #fff;
    border: 1px solid var(--border-strong);
    border-radius: var(--radius-sm);
    box-shadow: 0 10px 30px rgba(22, 24, 29, 0.14);
}

.qty-pop input[type=number],
.qty-pop select {
    width: 100%;
    padding: 0.35rem 0.5rem;
    font-size: 0.85rem;
    border: 1px solid var(--border-strong);
    border-radius: 6px;
}

/* Velocity badges */
.band-hot { background: #ecf5ef; color: var(--success); border-color: #d3e6da; }
.band-stable { background: #eef0f2; color: var(--ink-muted); }
.band-slow { background: #fbf3ea; color: var(--warning); border-color: #f0dfc8; }
.band-dead { background: #fbeaeb; color: var(--danger); border-color: #f0cdcf; }

/* Floating bulk bar */
.bulk-bar {
    position: fixed;
    left: 50%;
    transform: translateX(-50%);
    bottom: 1.25rem;
    z-index: 1050;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.625rem 1rem;
    background: var(--ink);
    color: #fff;
    border-radius: 999px;
    box-shadow: 0 12px 32px rgba(22, 24, 29, 0.28);
}

.bulk-bar .btn-light {
    --bs-btn-bg: rgba(255,255,255,.12);
    --bs-btn-border-color: transparent;
    --bs-btn-color: #fff;
    --bs-btn-hover-bg: rgba(255,255,255,.2);
    --bs-btn-hover-color: #fff;
}

.bulk-bar .text-secondary,
.bulk-bar label.text-secondary { color: rgba(255,255,255,.65) !important; }

/* Peak hours heat grid */
.heat-grid {
    display: grid;
    grid-template-columns: 3rem repeat(13, minmax(1.4rem, 1fr));
    gap: 3px;
    max-width: 46rem;
}

.heat-corner { }
.heat-hour, .heat-day {
    font-size: 0.6875rem;
    font-weight: 600;
    color: var(--ink-faint);
    text-align: center;
    align-self: center;
}
.heat-day { text-align: right; padding-right: 0.5rem; }

.heat-cell {
    aspect-ratio: 1 / 1;
    border-radius: 4px;
    background: color-mix(in srgb, var(--accent) calc(var(--heat) * 88%), #eef0f2);
    min-height: 1.4rem;
}

/* Serial trace timeline */
.serial-timeline .trace-item {
    position: relative;
    padding: 0 0 1.1rem 1.4rem;
    border-left: 2px solid var(--border);
}
.serial-timeline .trace-item:last-child { border-left-color: transparent; }
.serial-timeline .trace-item::before {
    content: '';
    position: absolute;
    left: -7px; top: 2px;
    width: 12px; height: 12px;
    border-radius: 50%;
    background: #fff;
    border: 3px solid var(--accent);
}
.serial-timeline .trace-warn::before { border-color: var(--danger); }
.serial-timeline .trace-swap::before { border-color: var(--warning); }
.serial-timeline .trace-ok::before { border-color: var(--success); }

@media (max-width: 1024px) {
    .inv-kpis { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .inv-table-box { max-height: none; }
    .bulk-bar { width: calc(100% - 2rem); justify-content: space-between; border-radius: 16px; flex-wrap: wrap; }
}

@media (max-width: 576px) {
    .inv-kpis { grid-template-columns: 1fr; }
}

/* --------------------------------------------------------------------------
   14. Responsive adjustments
   -------------------------------------------------------------------------- */
@media (max-width: 1024px) {
    .kpi-strip { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .kpi-cell:nth-child(2n) { border-right: none; }
    .kpi-cell:nth-child(-n+4) { border-bottom: 1px solid var(--border); }
    .layout-2col, .layout-3col { grid-template-columns: 1fr; }
}

@media print {
    .app-nav, .no-print { display: none !important; }
    .app-main { max-width: none; padding: 0; }
    body { background: #fff; }
}