/* Péso admin — visual system.
   Neutral greys, one blue, hairline borders, tabular figures. Nothing decorative. */

:root {
    --font-ui: 'IBM Plex Sans', -apple-system, 'Segoe UI', Roboto, sans-serif;
    --font-mono: 'IBM Plex Mono', ui-monospace, Menlo, Consolas, monospace;
}

.app-shell {
    --bg: #f5f6f8;
    --card: #ffffff;
    --text: #1f2328;
    --muted: #6b7280;
    --faint: #9aa1ab;
    --line: #e4e7ec;
    --line-strong: #cfd4dc;
    --brand: #2563eb;
    --brand-hover: #1d4ed8;
    --brand-soft: #eaf0fe;
    --ok: #15803d;      --ok-soft: #e7f5ec;
    --warn: #b45309;    --warn-soft: #fdf3e2;
    --danger: #c0262d;  --danger-soft: #fceaea;
    --info: #1d4ed8;    --info-soft: #e8effd;
    --neutral: #4b5563; --neutral-soft: #eef0f3;
    --radius: 8px;
    --radius-sm: 6px;
    --topbar-h: 52px;
    --subbar-h: 40px;
    color: var(--text);
    background: var(--bg);
    min-height: 100dvh;
}

.app-shell.is-dark {
    --bg: #0f1115;
    --card: #161920;
    --text: #e6e8eb;
    --muted: #8b919c;
    --faint: #6b717c;
    --line: #262a33;
    --line-strong: #3a404b;
    --brand: #4f7cff;
    --brand-hover: #6a90ff;
    --brand-soft: #1b2540;
    --ok: #3ccb7f;      --ok-soft: #14291d;
    --warn: #f0a848;    --warn-soft: #2c2213;
    --danger: #f06a6a;  --danger-soft: #331a1a;
    --info: #6a90ff;    --info-soft: #1b2540;
    --neutral: #aab0ba; --neutral-soft: #20242c;
}

html, body {
    font-family: var(--font-ui);
    margin: 0;
    padding: 0;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    background: #f5f6f8;
    font-size: 14px;
}

html { overflow-y: auto; }
body { min-height: 100vh; min-height: 100dvh; }

::-webkit-scrollbar { width: 8px; height: 8px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: #cfd4dc; border-radius: 4px; }

.mono { font-family: var(--font-mono); font-variant-numeric: tabular-nums; }
.num  { font-variant-numeric: tabular-nums; }

/* ── Top bar ─────────────────────────────────────────────────── */

.topbar {
    position: sticky;
    top: 0;
    z-index: 1200;
    height: var(--topbar-h);
    background: var(--card);
    border-bottom: 1px solid var(--line);
}

.topbar-inner {
    height: 100%;
    display: flex;
    align-items: stretch;
    gap: 24px;
    padding: 0 20px;
}

.brand {
    display: inline-flex;
    align-items: center;
    gap: 9px;
    text-decoration: none;
    color: var(--text);
    flex: 0 0 auto;
}

.brand-logo {
    width: 20px;
    height: 24px;
    background: url("../img/peso-mark.svg") center / contain no-repeat;
    flex: 0 0 auto;
}
.app-shell.is-dark .brand-logo { background-image: url("../img/peso-mark-dark.svg"); }

.brand-name { font-weight: 600; font-size: 15px; letter-spacing: -0.005em; }
.brand-mark, .brand-tag { display: none; }

.primary-nav {
    display: flex;
    align-items: stretch;
    gap: 2px;
    flex: 1 1 auto;
    min-width: 0;
    overflow-x: auto;
    scrollbar-width: none;
}
.primary-nav::-webkit-scrollbar { display: none; }

.primary-link {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    padding: 0 11px;
    font-size: 13.5px;
    font-weight: 500;
    color: var(--muted);
    text-decoration: none;
    white-space: nowrap;
    border-bottom: 2px solid transparent;
    margin-bottom: -1px;
}
.primary-link:hover { color: var(--text); }
.primary-link.is-active { color: var(--text); border-bottom-color: var(--brand); }
.primary-link .mud-icon-root { font-size: 17px; opacity: .75; }

.topbar-right {
    display: flex;
    align-items: center;
    gap: 6px;
    flex: 0 0 auto;
}

.user-chip {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 4px 8px 4px 4px;
    border-radius: var(--radius-sm);
    border: 1px solid transparent;
    cursor: pointer;
    background: transparent;
    color: var(--text);
    font: inherit;
}
.user-chip:hover { background: var(--neutral-soft); }

.avatar {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: var(--neutral-soft);
    color: var(--muted);
    display: inline-grid;
    place-items: center;
    font-size: 10.5px;
    font-weight: 600;
}

.user-chip-name { font-size: 13px; font-weight: 500; }
.user-chip-role { font-size: 12px; color: var(--muted); }
.user-chip-role::before { content: "· "; }

.icon-btn {
    width: 32px;
    height: 32px;
    border-radius: var(--radius-sm);
    border: 0;
    background: transparent;
    color: var(--muted);
    display: inline-grid;
    place-items: center;
    cursor: pointer;
}
.icon-btn:hover { background: var(--neutral-soft); color: var(--text); }
.burger { display: none; }

/* ── Sub bar ─────────────────────────────────────────────────── */

.subbar {
    position: sticky;
    top: var(--topbar-h);
    z-index: 1100;
    height: var(--subbar-h);
    background: var(--card);
    border-bottom: 1px solid var(--line);
}

.subbar-inner {
    height: 100%;
    display: flex;
    align-items: center;
    gap: 4px;
    padding: 0 20px;
    overflow-x: auto;
    scrollbar-width: none;
}
.subbar-inner::-webkit-scrollbar { display: none; }

.subbar-section { display: none; }

.sub-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    height: 28px;
    padding: 0 10px;
    border-radius: var(--radius-sm);
    font-size: 13px;
    font-weight: 500;
    color: var(--muted);
    text-decoration: none;
    white-space: nowrap;
}
.sub-link:hover { color: var(--text); background: var(--neutral-soft); }
.sub-link.is-active { color: var(--brand); background: var(--brand-soft); }
.sub-link .mud-icon-root { display: none; }

/* ── Content ─────────────────────────────────────────────────── */

.content {
    max-width: 1400px;
    margin: 0 auto;
    padding: 20px 24px 48px;
}

.page-head {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 16px;
    flex-wrap: wrap;
    margin: 0 0 18px;
}
.page-head.is-inline { margin: 0; }

.page-eyebrow { font-size: 12px; color: var(--muted); margin-bottom: 2px; }
.page-eyebrow::after { content: " /"; color: var(--faint); }

.page-title {
    font-size: 21px;
    font-weight: 600;
    letter-spacing: -0.01em;
    line-height: 1.2;
    margin: 0;
}
.page-title:focus { outline: none; }
.page-subtitle { color: var(--muted); font-size: 13px; margin-top: 4px; }
.page-actions { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }

.section-title {
    font-size: 14px;
    font-weight: 600;
    color: var(--text);
    margin: 22px 0 10px;
}

.card {
    background: var(--card);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 16px 18px;
}
.card-title { font-size: 13.5px; font-weight: 600; margin-bottom: 10px; color: var(--text); }

/* ── Stat strip: several figures in one card, split by hairlines ── */

.grid-kpi {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    background: var(--card);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    overflow: hidden;
}
.grid-kpi > .kpi { border: 0; border-radius: 0; border-right: 1px solid var(--line); }
.grid-kpi > .kpi:last-child { border-right: 0; }

.kpi {
    position: relative;
    background: var(--card);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 14px 18px 12px;
}
.kpi-label { font-size: 12.5px; color: var(--muted); }
.kpi-value {
    font-variant-numeric: tabular-nums;
    font-size: 22px;
    font-weight: 600;
    letter-spacing: -0.01em;
    margin-top: 4px;
    line-height: 1.15;
}
.kpi-value.is-ok { color: var(--ok); }
.kpi-value.is-warn { color: var(--warn); }
.kpi-value.is-danger { color: var(--danger); }
.kpi-hint { font-size: 12px; color: var(--muted); margin-top: 5px; }

/* ── Status badges ───────────────────────────────────────────── */

.pill {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 1px 7px;
    border-radius: 4px;
    font-size: 12px;
    font-weight: 500;
    line-height: 18px;
    white-space: nowrap;
}
.pill::before {
    content: "";
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: currentColor;
    flex: 0 0 auto;
    opacity: .9;
}
.pill-ok      { background: var(--ok-soft);      color: var(--ok); }
.pill-warn    { background: var(--warn-soft);    color: var(--warn); }
.pill-danger  { background: var(--danger-soft);  color: var(--danger); }
.pill-info    { background: var(--info-soft);    color: var(--info); }
.pill-neutral { background: var(--neutral-soft); color: var(--neutral); }

/* ── Login ───────────────────────────────────────────────────── */

.login-page {
    min-height: 100dvh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 24px;
    background: var(--bg);
    color: var(--text);
}

.login-box {
    width: 100%;
    max-width: 380px;
    background: var(--card);
    border: 1px solid var(--line);
    border-radius: 10px;
    padding: 28px 28px 24px;
}

.login-brandrow { display: flex; align-items: center; gap: 9px; margin-bottom: 22px; }
.login-brandrow .brand-name { font-size: 16px; }
.login-title { font-size: 18px; font-weight: 600; margin: 0 0 18px; }
.login-sub { color: var(--muted); font-size: 13px; margin-bottom: 18px; }

.login-note {
    margin-top: 18px;
    font-size: 12px;
    color: var(--muted);
    line-height: 1.5;
}
.login-foot { margin-top: 20px; font-size: 12px; color: var(--faint); }

/* ── Mobile navigation ───────────────────────────────────────── */

.mobile-nav-backdrop {
    position: fixed;
    inset: 0;
    background: rgba(15, 17, 21, .4);
    z-index: 1300;
}

.mobile-nav {
    position: fixed;
    top: 0; left: 0; bottom: 0;
    width: min(300px, 86vw);
    background: var(--card);
    border-right: 1px solid var(--line);
    z-index: 1301;
    overflow-y: auto;
    padding: 14px 10px 24px;
}
.mobile-nav .nav-group { margin-top: 12px; }
.mobile-nav .nav-group-title { font-size: 12px; color: var(--muted); padding: 0 10px 4px; }
.mobile-nav .nav-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 10px;
    border-radius: var(--radius-sm);
    color: var(--text);
    text-decoration: none;
    font-size: 14px;
}
.mobile-nav .nav-item:hover { background: var(--neutral-soft); }
.mobile-nav .nav-item.is-active { background: var(--brand-soft); color: var(--brand); }


/* ── Page layout primitives ──────────────────────────────────── */

/* Filter rail on the left, content on the right. Replaces "tabs + collapsible filter panel". */
.layout-rail { display: grid; grid-template-columns: 250px minmax(0, 1fr); gap: 16px; align-items: start; }
.rail { position: sticky; top: calc(var(--topbar-h) + var(--subbar-h) + 16px); display: flex; flex-direction: column; gap: 12px; }
.rail .card { padding: 12px 12px 10px; }
.rail-title { font-size: 12px; font-weight: 600; color: var(--muted); margin: 0 2px 8px; }
.rail-list { display: flex; flex-direction: column; gap: 1px; }
.rail-item {
    display: flex; align-items: center; justify-content: space-between; gap: 8px;
    padding: 6px 8px; border-radius: var(--radius-sm); font: inherit; font-size: 13.5px;
    color: var(--text); cursor: pointer; background: transparent; border: 0; text-align: left; width: 100%;
}
.rail-item:hover { background: var(--neutral-soft); }
.rail-item.is-active { background: var(--brand-soft); color: var(--brand); font-weight: 500; }
.rail-item .count { font-size: 12px; color: var(--muted); font-variant-numeric: tabular-nums; }
.rail-actions { display: flex; gap: 8px; margin-top: 4px; }
.rail-actions > * { flex: 1; }

/* Phones fold the rail behind this button; desktop never shows it. */
.rail-toggle { display: none; }

/* Main content with a fixed-width aside (right by default, left with the modifier). */
.layout-split { display: grid; grid-template-columns: minmax(0, 1fr) 340px; gap: 16px; align-items: start; }
.layout-split.is-left { grid-template-columns: 320px minmax(0, 1fr); }
.aside-sticky { position: sticky; top: calc(var(--topbar-h) + var(--subbar-h) + 16px); }

/* Inline toolbar above a table: search, quick filters, count, actions. */
.toolbar { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; margin-bottom: 12px; }
.toolbar .spacer { flex: 1 1 auto; }
.toolbar-count { font-size: 13px; color: var(--muted); white-space: nowrap; }

/* Key–value block for entity details. */
.kv { display: grid; grid-template-columns: max-content minmax(0, 1fr); gap: 7px 18px; font-size: 13.5px; margin: 0; }
.kv dt { color: var(--muted); }
.kv dd { margin: 0; min-width: 0; overflow-wrap: anywhere; }
.kv-wide { grid-template-columns: 1fr; gap: 4px; }
.kv-wide dt { margin-top: 8px; }

/* Card grid for entities (providers, desks, bots). */
.entity-grid { display: grid; gap: 12px; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); }
.entity-card { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 14px 16px; display: flex; flex-direction: column; gap: 10px; }
.entity-card.is-clickable { cursor: pointer; }
.entity-card.is-clickable:hover { border-color: var(--line-strong); }
.entity-card.is-selected { border-color: var(--brand); box-shadow: 0 0 0 1px var(--brand); }
.entity-card-head { display: flex; align-items: center; justify-content: space-between; gap: 8px; }
.entity-card-title { font-weight: 600; font-size: 14px; }
.entity-card-sub { font-size: 12.5px; color: var(--muted); }
.entity-card-foot { display: flex; align-items: center; justify-content: space-between; gap: 8px; margin-top: auto; padding-top: 8px; border-top: 1px solid var(--line); font-size: 12.5px; color: var(--muted); }

/* Section within a page: title row with optional actions. */
.section-head { display: flex; align-items: center; justify-content: space-between; gap: 10px; margin: 22px 0 10px; }
.section-head .section-title { margin: 0; }

/* Empty state and form grid. */
.empty { padding: 36px 16px; text-align: center; color: var(--faint); font-size: 13px; }
.form-grid { display: grid; gap: 12px; grid-template-columns: repeat(2, minmax(0, 1fr)); }
.form-grid .full { grid-column: 1 / -1; }

/* Slide-over panel for details. */
.side-panel-backdrop { position: fixed; inset: 0; background: rgba(15, 17, 21, .35); z-index: 1250; }
.side-panel {
    position: fixed; top: 0; right: 0; bottom: 0; width: min(560px, 92vw);
    background: var(--card); border-left: 1px solid var(--line); z-index: 1251;
    display: flex; flex-direction: column; box-shadow: -12px 0 32px rgba(15, 17, 21, .08);
}
.side-panel-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 14px 18px; border-bottom: 1px solid var(--line); }
.side-panel-title { font-size: 15px; font-weight: 600; }
.side-panel-body { padding: 16px 18px 24px; overflow-y: auto; flex: 1 1 auto; }
.side-panel-foot { padding: 12px 18px; border-top: 1px solid var(--line); display: flex; gap: 8px; justify-content: flex-end; }

/* Inline metric row inside a card. */
.metric-row { display: flex; flex-wrap: wrap; gap: 14px 28px; }
.metric { min-width: 0; }
.metric-label { font-size: 12px; color: var(--muted); }
.metric-value { font-size: 16px; font-weight: 600; font-variant-numeric: tabular-nums; }

@media (max-width: 1000px) {
    .layout-rail, .layout-split, .layout-split.is-left { grid-template-columns: 1fr; }
    .rail, .aside-sticky { position: static; }
    .form-grid { grid-template-columns: 1fr; }
}


/* ── Overview page ───────────────────────────────────────────── */
.attention-list { display: flex; flex-direction: column; }
.attention-row {
    display: flex; align-items: center; gap: 12px; padding: 9px 4px;
    border-top: 1px solid var(--line); text-decoration: none; color: var(--text); font-size: 13.5px;
}
.attention-row:first-child { border-top: 0; }
.attention-row:hover .attention-go { color: var(--brand); }
.attention-row .pill { min-width: 34px; justify-content: center; }
.attention-row .pill::before { display: none; }
.attention-text { flex: 1 1 auto; }
.attention-go { font-size: 12.5px; color: var(--muted); white-space: nowrap; }

.rank-list { display: flex; flex-direction: column; }
.rank-row { display: grid; grid-template-columns: minmax(0, 1fr) auto auto; gap: 10px; align-items: baseline; padding: 6px 0; border-top: 1px solid var(--line); font-size: 13px; }
.rank-row:first-child { border-top: 0; }
.rank-name { min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.rank-value { font-weight: 600; }
.rank-sub { color: var(--muted); font-size: 12px; min-width: 48px; text-align: right; }

.bar-list { display: flex; flex-direction: column; gap: 10px; }
.bar-head { display: flex; justify-content: space-between; gap: 8px; font-size: 12.5px; margin-bottom: 4px; }
.bar-head span:last-child { color: var(--muted); }
.bar-track { height: 6px; border-radius: 3px; background: var(--neutral-soft); overflow: hidden; }
.bar-fill { height: 100%; background: var(--brand); border-radius: 3px; }

/* ══ MudBlazor on the same tokens ═════════════════════════════ */

.mud-typography, .mud-button-root, .mud-input, .mud-table, .mud-chip, .mud-tab, .mud-nav-link {
    font-family: var(--font-ui) !important;
}

.content .mud-paper:not(.mud-dialog):not(.mud-popover):not(.mud-menu-list):not(.mud-picker-paper),
.content .mud-table {
    border-radius: var(--radius) !important;
    box-shadow: none !important;
    border: 1px solid var(--line);
    background-color: var(--card);
}
.content .mud-paper .mud-paper { border-radius: var(--radius-sm) !important; }
.mud-dialog { border-radius: 10px !important; }
.mud-popover, .mud-menu-list { border-radius: var(--radius) !important; border: 1px solid var(--line); }

.mud-button-root {
    text-transform: none !important;
    letter-spacing: 0 !important;
    border-radius: var(--radius-sm) !important;
    font-weight: 500 !important;
    box-shadow: none !important;
}
.mud-button-filled:hover { box-shadow: none !important; }

.mud-input-outlined .mud-input-outlined-border { border-radius: var(--radius-sm) !important; }
.mud-input-control .mud-input-label { font-weight: 400; }

.mud-tabs .mud-tabs-toolbar {
    background: transparent !important;
    border-bottom: 1px solid var(--line);
    min-height: 40px;
}
.mud-tabs.mud-tabs-rounded .mud-tabs-toolbar { border-radius: 0 !important; }
.mud-tab {
    text-transform: none !important;
    font-weight: 500 !important;
    letter-spacing: 0 !important;
    min-height: 40px !important;
    padding: 0 14px !important;
    color: var(--muted) !important;
}
.mud-tab.mud-tab-active { color: var(--text) !important; }
.mud-tab-slider { height: 2px !important; background-color: var(--brand) !important; }

.mud-table-head .mud-table-cell,
.mud-simple-table thead th {
    font-size: 12px !important;
    font-weight: 600 !important;
    color: var(--muted) !important;
    background: var(--bg) !important;
    border-bottom: 1px solid var(--line) !important;
}
.mud-table-cell, .mud-simple-table td { border-bottom-color: var(--line) !important; font-size: 13.5px; }
.mud-table-hover .mud-table-row:hover, .mud-simple-table.mud-table-hover tbody tr:hover {
    background-color: var(--neutral-soft) !important;
}
.mud-table-striped .mud-table-row:nth-of-type(odd) { background-color: transparent !important; }
.mud-table-pagination { border-top: 1px solid var(--line); }

.mud-chip {
    border-radius: 4px !important;
    font-weight: 500 !important;
    font-size: .75rem !important;
    height: 22px !important;
}

.mud-expand-panel {
    border: 1px solid var(--line) !important;
    border-radius: var(--radius) !important;
    box-shadow: none !important;
    background: var(--card);
}
.mud-expand-panel .mud-expand-panel-header { font-weight: 500; }
.mud-alert { border-radius: var(--radius-sm) !important; }
.mud-snackbar { border-radius: var(--radius-sm) !important; }
.mud-progress-linear { border-radius: 3px; }

#blazor-error-ui {
    background: #c0262d;
    color: white;
    bottom: 0;
    display: none;
    left: 0;
    padding: 0.6rem 1.25rem;
    position: fixed;
    width: 100%;
    z-index: 1000;
    text-align: center;
}

/* ══ Responsive grids ═════════════════════════════════════════ */

.grid-auto    { display: grid; gap: 12px; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); }
.grid-auto-sm { display: grid; gap: 12px; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); }
.grid-auto-xs { display: grid; gap: 12px; grid-template-columns: repeat(auto-fit, minmax(140px, 1fr)); }
.grid-2 { display: grid; gap: 12px; grid-template-columns: 1fr 1fr; }
.grid-3 { display: grid; gap: 12px; grid-template-columns: 1fr 1fr 1fr; }
.grid-dash { display: grid; gap: 16px; grid-template-columns: minmax(0, 7fr) minmax(0, 5fr); align-items: start; }

.filter-row { display: flex; flex-wrap: wrap; gap: 12px; align-items: end; }
.filter-row > * { flex: 1 1 auto; }

/* ══ Responsive ═══════════════════════════════════════════════
   1100  KPI strip halves, dashboard stacks
   1000  rails and split layouts stack (defined above with the primitives)
    900  top bar collapses to the burger; the sub bar stays as a scrolling strip;
         the filter rail folds behind a button
    600  phones: tables scroll, side panel and dialogs go edge to edge,
         key–value blocks stack, KPIs pair up
   ═══════════════════════════════════════════════════════════════ */

@media (max-width: 1100px) {
    .grid-kpi { grid-template-columns: 1fr 1fr; }
    .grid-kpi > .kpi:nth-child(2n) { border-right: 0; }
    .grid-kpi > .kpi:nth-child(-n+2) { border-bottom: 1px solid var(--line); }
    .grid-dash { grid-template-columns: 1fr; }
}

@media (max-width: 900px) {
    .grid-3 { grid-template-columns: 1fr 1fr; }
    .primary-nav { display: none; }
    .burger { display: inline-grid; }
    .topbar-inner { gap: 10px; padding: 0 12px; }
    .content { padding: 16px 14px 40px; }

    /* The sub bar is the fastest way between a section's pages on a phone: keep it, as a
       strip that scrolls sideways, with the section name in front so the burger is rarely needed. */
    .subbar-inner { padding: 0 12px; gap: 6px; }
    .subbar-section { display: inline-block; font-size: 12px; color: var(--muted); padding-right: 6px; white-space: nowrap; }
    .subbar-section::after { content: "/"; color: var(--faint); margin-left: 6px; }
    .sub-link { height: 32px; }

    /* The rail: folded by default, a full-width block when opened */
    .rail-toggle {
        display: flex; align-items: center; gap: 8px; width: 100%;
        padding: 9px 12px; margin-bottom: 10px;
        border: 1px solid var(--line); border-radius: var(--radius-sm);
        background: var(--card); color: var(--text); font: inherit; font-size: 13.5px; font-weight: 500;
        cursor: pointer; text-align: left;
    }
    .rail-toggle .rail-toggle-chevron { margin-left: auto; color: var(--muted); }
    .rail-toggle.is-open { border-color: var(--brand); color: var(--brand); }
    .rail { display: none; position: static; }
    .rail.is-open { display: flex; }
    .rail .rail-list { flex-direction: row; flex-wrap: wrap; gap: 6px; }
    .rail .rail-item { width: auto; border: 1px solid var(--line); padding: 5px 10px; font-size: 13px; }
    .rail .rail-item.is-active { border-color: var(--brand); }

    .page-head { align-items: flex-start; }
    .page-actions { width: 100%; }
    .toolbar { gap: 8px; }
    .toolbar .mud-input-control { flex: 1 1 200px; }
}

@media (max-width: 600px) {
    .grid-2, .grid-3 { grid-template-columns: 1fr; }
    .grid-kpi { grid-template-columns: 1fr 1fr; }
    .kpi { padding: 12px 14px 10px; }
    .kpi-value { font-size: 19px; }
    .content { padding: 12px 12px 32px; }
    .card { padding: 14px; }
    .filter-row > * { flex: 1 1 100%; min-width: 0 !important; }
    .form-grid { grid-template-columns: 1fr; }
    .page-title { font-size: 19px; }
    .page-actions .mud-button-root { flex: 1 1 auto; }
    .user-chip-name, .user-chip-role { display: none; }
    .user-chip { padding: 4px; }

    /* Key–value blocks: label above value once the row cannot fit both */
    .kv { grid-template-columns: 1fr; gap: 2px; }
    .kv dt { margin-top: 8px; font-size: 12px; }
    .kv dt:first-child { margin-top: 0; }
    .metric-row { gap: 10px 20px; }
    .entity-grid { grid-template-columns: 1fr; }

    /* Tables scroll inside their card; the page itself never scrolls sideways */
    .mud-paper { padding: 12px !important; }
    .mud-paper > .mud-table-root,
    .mud-paper > .mud-simple-table,
    .card > .mud-table-root,
    .card > .mud-simple-table,
    .mud-table-container { overflow-x: auto; -webkit-overflow-scrolling: touch; }
    .mud-table-cell { padding: 8px 10px !important; font-size: 12.5px !important; white-space: nowrap; }
    .mud-table-pagination { flex-wrap: wrap; justify-content: center; }

    /* Slide-over becomes a full-screen sheet */
    .side-panel { width: 100vw !important; border-left: 0; box-shadow: none; }
    .side-panel-head { padding: 12px 14px; }
    .side-panel-body { padding: 14px 14px 20px; }
    .side-panel-foot { padding: 10px 14px; flex-wrap: wrap; }
    .side-panel-foot .mud-button-root { flex: 1 1 auto; }

    .mud-dialog { margin: 8px !important; width: calc(100vw - 16px) !important; max-width: none !important; }
    .mud-dialog-content { padding: 12px !important; }
    .mud-dialog-actions { flex-wrap: wrap; gap: 6px; }
    .mud-popover { max-width: calc(100vw - 16px); }

    .mobile-nav { width: min(300px, 86vw); }
    .login-box { padding: 22px 18px 18px; }
}

@media (max-width: 400px) {
    .grid-auto { grid-template-columns: 1fr; }
    .grid-kpi { grid-template-columns: 1fr; }
    .grid-kpi > .kpi { border-right: 0; border-bottom: 1px solid var(--line); }
    .grid-kpi > .kpi:last-child { border-bottom: 0; }
    .mud-chip { font-size: 0.7rem !important; }
    .brand-name { display: none; }
}