:root,
:root[data-theme="light"] {
    --bg:            #F4F1EA;
    --bg-elev:       #FBFAF3;
    --bg-inset:      #EDE9DE;
    --text:          #1E1E1E;
    --text-muted:    #6B7280;
    --text-subtle:   #9AA3AD;
    --border:        #D9D4C7;
    --border-strong: #B8B0A0;
    --rule:          rgba(30, 30, 30, 0.12);
    --accent:        #C98F2F;
    --accent-hi:     #E6A84A;
    --danger:        #B94E3F;
    --danger-soft:   rgba(201, 91, 77, 0.12);
    --cool:          #7B8794;
    --ok:            #4A7F3E;
    --selection:     rgba(230, 168, 74, 0.35);
}

:root[data-theme="dark"] {
    --bg:            #111214;
    --bg-elev:       #17181B;
    --bg-inset:      #0C0D0F;
    --text:          #F5F3EE;
    --text-muted:    #A0A6AE;
    --text-subtle:   #7B8794;
    --border:        #2A2C30;
    --border-strong: #3A3D42;
    --rule:          rgba(245, 243, 238, 0.10);
    --accent:        #E6A84A;
    --accent-hi:     #F2BC68;
    --danger:        #C95B4D;
    --danger-soft:   rgba(201, 91, 77, 0.18);
    --cool:          #7B8794;
    --ok:            #7AA36A;
    --selection:     rgba(230, 168, 74, 0.30);
}

@media (prefers-color-scheme: dark) {
    :root:not([data-theme]) {
        --bg:            #111214;
        --bg-elev:       #17181B;
        --bg-inset:      #0C0D0F;
        --text:          #F5F3EE;
        --text-muted:    #A0A6AE;
        --text-subtle:   #7B8794;
        --border:        #2A2C30;
        --border-strong: #3A3D42;
        --rule:          rgba(245, 243, 238, 0.10);
        --accent:        #E6A84A;
        --accent-hi:     #F2BC68;
        --danger:        #C95B4D;
        --danger-soft:   rgba(201, 91, 77, 0.18);
        --cool:          #7B8794;
        --ok:            #7AA36A;
        --selection:     rgba(230, 168, 74, 0.30);
    }
}

/* ---------- Base ---------- */

* { box-sizing: border-box; }

html { background: var(--bg); }

body {
    margin: 0;
    background: var(--bg);
    color: var(--text);
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    font-feature-settings: 'ss01', 'cv11';
    font-size: 15px;
    line-height: 1.55;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    text-rendering: optimizeLegibility;
}

::selection { background: var(--selection); color: var(--text); }

h1, h2, h3, h4 {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    font-weight: 700;
    letter-spacing: -0.02em;
    color: var(--text);
    margin: 0;
}
h1 { font-size: 2rem;    line-height: 1.15; }
h2 { font-size: 1.35rem; line-height: 1.25; }
h3 { font-size: 1rem;    line-height: 1.3;  letter-spacing: -0.01em; }

code, kbd, pre, samp, .mono {
    font-family: 'JetBrains Mono', 'IBM Plex Mono', 'SF Mono', ui-monospace, Menlo, Consolas, monospace;
    font-feature-settings: 'ss01', 'zero';
}

a {
    color: var(--text);
    text-decoration: none;
    border-bottom: 1px solid var(--rule);
    transition: border-color .15s ease, color .15s ease;
}
a:hover { border-bottom-color: var(--accent); color: var(--accent); }

hr { border: 0; border-top: 1px solid var(--rule); margin: 2rem 0; }

button, input, select, textarea { font-family: inherit; color: inherit; }

/* ---------- Navigation ---------- */

.nav {
    display: flex;
    align-items: baseline;
    gap: 2.5rem;
    padding: 1.1rem 2rem 1rem;
    background: var(--bg);
    border-bottom: 1px solid var(--rule);
    position: sticky;
    top: 0;
    z-index: 10;
    backdrop-filter: blur(8px);
}

.nav-brand {
    font-weight: 800;
    font-size: 1.05rem;
    letter-spacing: -0.02em;
    color: var(--text);
}
.nav-brand::after {
    content: '//';
    margin-left: 0.5rem;
    color: var(--text-subtle);
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.85rem;
    font-weight: 400;
    letter-spacing: 0;
}

.module-switcher {
    display: inline-flex;
    align-items: center;
    gap: 0;
    padding: 0;
    margin: 0;
    border: 1px solid var(--border);
    border-radius: 2px;
    background: var(--bg-elev);
    overflow: hidden;
}
.module-tab {
    background: transparent;
    border: 0;
    border-right: 1px solid var(--border);
    padding: 0.35rem 0.85rem;
    cursor: pointer;
    color: var(--text-muted);
    font-family: inherit;
    font-size: 0.8rem;
    font-weight: 500;
    letter-spacing: 0.02em;
    transition: background .15s ease, color .15s ease;
}
.module-tab:last-child { border-right: 0; }
.module-tab:hover { color: var(--text); background: var(--bg-inset); }
.module-tab.active {
    background: var(--accent);
    color: var(--bg);
    cursor: default;
}
.module-tab.active:hover { background: var(--accent); color: var(--bg); }

.module-badge {
    display: inline-flex;
    align-items: center;
    padding: 0.25rem 0.7rem;
    border: 1px solid var(--border);
    border-radius: 2px;
    color: var(--text-subtle);
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.75rem;
    letter-spacing: 0.04em;
    text-transform: uppercase;
}

.nav-links { display: flex; gap: 1.6rem; flex: 1; }
.nav-links a {
    color: var(--text-muted);
    border-bottom: none;
    font-size: 0.9rem;
    font-weight: 500;
    padding-bottom: 2px;
    border-bottom: 1px solid transparent;
}
.nav-links a:hover { color: var(--text); border-bottom-color: var(--accent); }

.nav-user { display: flex; align-items: center; gap: 0.9rem; margin: 0; }
.nav-user span {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.8rem;
    color: var(--text-subtle);
}
.nav-user span::before { content: '@'; color: var(--text-subtle); }
.nav-user button {
    background: transparent;
    color: var(--text-muted);
    border: 1px solid var(--border);
    padding: 0.3rem 0.85rem;
    border-radius: 2px;
    cursor: pointer;
    font-size: 0.8rem;
    letter-spacing: 0.02em;
    transition: border-color .15s ease, color .15s ease;
}
.nav-user button:hover { color: var(--text); border-color: var(--border-strong); }

.theme-toggle {
    background: transparent;
    border: 1px solid var(--border);
    color: var(--text-muted);
    padding: 0.3rem 0.6rem;
    border-radius: 2px;
    cursor: pointer;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.75rem;
    letter-spacing: 0.04em;
    text-transform: uppercase;
}
.theme-toggle:hover { color: var(--text); border-color: var(--border-strong); }

/* ---------- Layout ---------- */

.container {
    max-width: 1180px;
    margin: 2.25rem auto 4rem;
    padding: 0 2rem;
}

/* ---------- Login ---------- */

.login-box {
    max-width: 380px;
    margin: 6rem auto;
    background: transparent;
    padding: 0 1.5rem;
    border: none;
    box-shadow: none;
}
.login-box h1 {
    font-size: 2.4rem;
    margin-bottom: 0.25rem;
}
.login-box h1::after {
    content: '';
    display: block;
    width: 48px;
    height: 3px;
    background: var(--accent);
    margin-top: 0.9rem;
    margin-bottom: 1.6rem;
}
.login-box form { display: flex; flex-direction: column; gap: 1.1rem; }
.login-box label {
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.72rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--text-subtle);
}
.login-box input {
    padding: 0.65rem 0.75rem;
    border: 1px solid var(--border);
    border-radius: 2px;
    background: var(--bg-elev);
    color: var(--text);
    font-family: 'Inter', sans-serif;
    font-size: 0.95rem;
    letter-spacing: 0;
    text-transform: none;
    transition: border-color .15s ease;
}
.login-box input:focus {
    outline: none;
    border-color: var(--accent);
}
.login-box button {
    margin-top: 0.5rem;
    padding: 0.75rem;
    background: var(--text);
    color: var(--bg);
    border: none;
    border-radius: 2px;
    cursor: pointer;
    font-weight: 600;
    font-size: 0.9rem;
    letter-spacing: 0.02em;
    text-transform: uppercase;
    transition: background-color .15s ease;
}
.login-box button:hover { background: var(--accent); color: #111214; }
.error {
    color: var(--danger);
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.8rem;
}
.error::before { content: '! '; color: var(--danger); }

/* ---------- Section heading block ---------- */

.container > h1 {
    font-size: 2.15rem;
    margin-bottom: 0.25rem;
}
.container > h1::after {
    content: '';
    display: block;
    width: 40px;
    height: 3px;
    background: var(--accent);
    margin-top: 0.8rem;
    margin-bottom: 1.6rem;
}

/* ---------- Filters bar ---------- */

.filters {
    display: flex;
    flex-wrap: wrap;
    align-items: end;
    gap: 0.75rem 1.25rem;
    background: transparent;
    border: none;
    border-top: 1px solid var(--rule);
    border-bottom: 1px solid var(--rule);
    padding: 1rem 0;
    margin-bottom: 1.75rem;
    border-radius: 0;
    box-shadow: none;
}
.filters label {
    display: flex;
    flex-direction: column;
    gap: 0.3rem;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--text-subtle);
}
.filters input,
.filters select {
    padding: 0.45rem 0.6rem;
    border: 1px solid var(--border);
    border-radius: 2px;
    background: var(--bg-elev);
    color: var(--text);
    font-family: 'Inter', sans-serif;
    font-size: 0.88rem;
    min-width: 140px;
    text-transform: none;
    letter-spacing: 0;
}
.filters input:focus,
.filters select:focus {
    outline: none;
    border-color: var(--accent);
}
.filters select { min-width: 220px; }

/* ---------- Searchable combobox ---------- */
.combobox {
    position: relative;
    display: inline-block;
    min-width: 260px;
}
.combobox-input {
    /* наследует .filters input выше (padding/border/font), но фиксируем ширину */
    width: 100%;
    box-sizing: border-box;
    padding-right: 1.5rem;  /* место под «▾» */
    cursor: text;
}
.combobox::after {
    content: '▾';
    position: absolute;
    right: 0.7rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-subtle);
    font-size: 0.7rem;
    pointer-events: none;
}
.combobox-list {
    position: absolute;
    left: 0;
    right: 0;
    top: calc(100% + 2px);
    margin: 0;
    padding: 0.25rem 0;
    list-style: none;
    background: var(--bg-elev);
    border: 1px solid var(--border);
    border-radius: 2px;
    max-height: 280px;
    overflow-y: auto;
    z-index: 50;
    box-shadow: 0 4px 14px rgba(0, 0, 0, 0.35);
    font-family: 'Inter', sans-serif;
    font-size: 0.85rem;
}
.combobox-item {
    padding: 0.35rem 0.7rem;
    color: var(--text);
    cursor: pointer;
    text-transform: none;
    letter-spacing: 0;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.combobox-item:hover,
.combobox-item.hl {
    background: color-mix(in srgb, var(--accent) 18%, transparent);
    color: var(--text);
}
.combobox-list::-webkit-scrollbar { width: 6px; }
.combobox-list::-webkit-scrollbar-thumb {
    background: var(--border);
    border-radius: 3px;
}

/* Спин-кнопки number-input'ов в фильтрах (Порог k, z-порог, лимиты и т.п.) —
   в 2× от WebKit-дефолта. transform: scale — единственный способ увеличить
   ::-webkit-inner-spin-button (width/height на нём игнорятся). padding-right
   на самом input резервирует место под расширенный контрол. */
.filters input[type="number"],
.sub-filters input[type="number"] {
    padding-right: 1.9rem;
}
.filters input[type="number"]::-webkit-inner-spin-button,
.filters input[type="number"]::-webkit-outer-spin-button,
.sub-filters input[type="number"]::-webkit-inner-spin-button,
.sub-filters input[type="number"]::-webkit-outer-spin-button {
    transform: scale(2);
    transform-origin: center;
    margin-left: 0.45rem;
    opacity: 1;
    cursor: pointer;
}

.filters button {
    padding: 0.5rem 1.4rem;
    background: var(--text);
    color: var(--bg);
    border: none;
    border-radius: 2px;
    cursor: pointer;
    font-size: 0.82rem;
    font-weight: 600;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    align-self: end;
    transition: background-color .15s ease;
}
.filters button:hover { background: var(--accent); color: #111214; }
.filters-status {
    color: var(--text-subtle);
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.72rem;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    margin-left: auto;
}

/* ---------- KPI / cards ---------- */

.kpi-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 0;
    margin-bottom: 2.25rem;
    border-top: 1px solid var(--rule);
}
.kpi-card {
    background: transparent;
    padding: 1.25rem 1.5rem 1.35rem 0;
    border-right: 1px solid var(--rule);
    border-bottom: 1px solid var(--rule);
    border-radius: 0;
    box-shadow: none;
    position: relative;
}
.kpi-card:first-child { padding-left: 0; }
.kpi-card + .kpi-card { padding-left: 1.5rem; }
.kpi-card:last-child { border-right: none; }
.kpi-card h3 {
    margin: 0 0 0.7rem;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.7rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--text-subtle);
}
.kpi-value {
    font-family: 'Inter', sans-serif;
    font-size: 2.4rem;
    font-weight: 700;
    line-height: 1.05;
    letter-spacing: -0.03em;
    color: var(--text);
    font-variant-numeric: tabular-nums;
}
.kpi-sub {
    margin-top: 0.55rem;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.75rem;
    color: var(--text-muted);
    font-variant-numeric: tabular-nums;
}
/* Пояснение к метрике (формула/источник). Мельче и бледнее .kpi-sub,
   курсив — чтобы визуально отличалось от чисел. */
.kpi-hint {
    margin-top: 0.25rem;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.68rem;
    color: var(--text-subtle);
    font-style: italic;
}

/* ---------- Chart blocks ---------- */

.chart-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0;
    border-top: 1px solid var(--rule);
    border-left: 1px solid var(--rule);
}
.chart-card {
    background: transparent;
    padding: 1.5rem 1.6rem 1.75rem;
    border-right: 1px solid var(--rule);
    border-bottom: 1px solid var(--rule);
    border-radius: 0;
    box-shadow: none;
}
.chart-card h3 {
    margin: 0 0 1rem;
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text);
    letter-spacing: -0.005em;
}
.chart-card h3::before {
    content: '§';
    color: var(--accent);
    margin-right: 0.5rem;
    font-weight: 500;
}
/* Обёртка для Chart.js c maintainAspectRatio:false — без неё canvas
 * разворачивается до viewport, страница растёт, ResizeObserver триггерит
 * resize() → canvas растёт ещё → бесконечный скролл. Это паттерн из
 * официальной доки Chart.js (Responsive Charts → "Important Note"). */
.chart-canvas-wrap {
    position: relative;
    height: 320px;
}
.chart-canvas-wrap.tall { height: 420px; }
.chart-error {
    margin-top: 0.6rem;
    color: var(--danger);
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.78rem;
    min-height: 1em;
}
.chart-error:not(:empty)::before { content: '! '; }
.chart-sub {
    margin-top: 0.6rem;
    color: var(--text-muted);
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.75rem;
    font-variant-numeric: tabular-nums;
}

/* ---------- Forecast method toggle (segmented radio) ---------- */
.method-toggle {
    position: relative;
    display: inline-flex;
    border: 1px solid var(--border);
    border-radius: 2px;
    overflow: hidden;
    background: var(--bg-elev);
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.78rem;
    align-self: end;
}
.method-toggle input[type="radio"] {
    position: absolute;
    opacity: 0;
    pointer-events: none;
}
.method-toggle label {
    padding: 0.5rem 0.9rem;
    cursor: pointer;
    color: var(--text-muted);
    border-right: 1px solid var(--border);
    transition: background-color 0.12s, color 0.12s;
    user-select: none;
    /* важно: переопределяем flex-column от .sub-filters label */
    display: inline-block;
    text-transform: none;
    letter-spacing: 0;
    font-size: 0.78rem;
}
.method-toggle label:last-of-type { border-right: none; }
.method-toggle label:hover { color: var(--text); background: color-mix(in srgb, var(--text) 7%, transparent); }
.method-toggle input[type="radio"]:checked + label {
    background: var(--text);
    color: var(--bg);
}
.method-toggle input[type="radio"]:focus-visible + label {
    outline: 2px solid var(--accent);
    outline-offset: -2px;
}

/* ---------- Forecast model-info block (under chart) ---------- */
.model-info {
    margin-top: 0.9rem;
    padding: 0.85rem 1rem;
    border-left: 2px solid var(--cool, var(--border));
    background: color-mix(in srgb, var(--text) 3%, transparent);
    font-size: 0.82rem;
    line-height: 1.45;
}
.model-info-head {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.85rem;
    margin-bottom: 0.35rem;
    color: var(--text);
}
.model-info-head b { font-weight: 600; }
.model-info-fallback {
    color: var(--danger);
    font-size: 0.72rem;
    margin-left: 0.35rem;
}
.model-info-formula {
    color: var(--text-muted);
    margin-bottom: 0.55rem;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.76rem;
}
.model-info-label {
    color: var(--text-subtle);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    font-size: 0.68rem;
    margin-right: 0.3rem;
}
.model-info-notes {
    margin: 0 0 0.5rem 0;
    padding-left: 1.1rem;
    color: var(--text-muted);
}
.model-info-notes li { margin-bottom: 0.25rem; }
.model-info-notes li:last-child { margin-bottom: 0; }
.model-info-mape,
.model-info-meta {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-top: 0.4rem;
}
.model-info-mape b { color: var(--text); }

/* ---------- Tabs ---------- */

.tabs {
    display: flex;
    gap: 0;
    border-bottom: 1px solid var(--rule);
    margin-bottom: 1.25rem;
}
.tab-btn {
    background: transparent;
    border: none;
    padding: 0.6rem 1.1rem 0.7rem;
    font-size: 0.82rem;
    font-weight: 500;
    color: var(--text-muted);
    cursor: pointer;
    border-bottom: 2px solid transparent;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    font-family: 'JetBrains Mono', monospace;
    margin-bottom: -1px;
    transition: color .15s ease, border-color .15s ease;
}
.tab-btn:hover { color: var(--text); }
.tab-btn.active {
    color: var(--text);
    border-bottom-color: var(--accent);
}
.tab-badge {
    display: inline-block;
    min-width: 1.3em;
    padding: 0.05em 0.45em;
    background: var(--danger);
    color: #F5F3EE;
    border-radius: 2px;
    font-size: 0.7rem;
    line-height: 1.4;
    font-weight: 600;
    letter-spacing: 0;
    font-family: 'JetBrains Mono', monospace;
}
.tab-panel { display: none; }
.tab-panel.active { display: block; }

/* ---------- Sub-filters (inside tabs) ---------- */

.sub-filters {
    display: flex;
    flex-wrap: wrap;
    align-items: end;
    gap: 0.6rem 1rem;
    background: transparent;
    border: none;
    border-bottom: 1px solid var(--rule);
    padding: 0.8rem 0 1rem;
    border-radius: 0;
    margin-bottom: 1.25rem;
}
.sub-filters label {
    display: flex;
    flex-direction: column;
    gap: 0.3rem;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.68rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--text-subtle);
}
.sub-filters input,
.sub-filters select {
    padding: 0.4rem 0.55rem;
    border: 1px solid var(--border);
    border-radius: 2px;
    background: var(--bg-elev);
    color: var(--text);
    font-family: 'Inter', sans-serif;
    font-size: 0.85rem;
    min-width: 130px;
    text-transform: none;
    letter-spacing: 0;
}
.sub-filters input:focus,
.sub-filters select:focus {
    outline: none;
    border-color: var(--accent);
}
.sub-filters button {
    padding: 0.45rem 1.1rem;
    background: transparent;
    color: var(--text);
    border: 1px solid var(--border-strong);
    border-radius: 2px;
    cursor: pointer;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.76rem;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    transition: border-color .15s ease, color .15s ease, background-color .15s ease;
}
.sub-filters button:hover { background: var(--text); color: var(--bg); border-color: var(--text); }

/* ---------- Data table ---------- */

.data-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.88rem;
    font-variant-numeric: tabular-nums;
}
.data-table th,
.data-table td {
    text-align: left;
    padding: 0.6rem 0.75rem;
    border-bottom: 1px solid var(--rule);
}
.data-table th {
    color: var(--text-subtle);
    font-family: 'JetBrains Mono', monospace;
    font-weight: 500;
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    background: transparent;
    border-bottom: 1px solid var(--border-strong);
}
.data-table tbody tr:last-child td { border-bottom: none; }
.data-table tbody tr:hover td { background: var(--bg-inset); }
.data-table td:first-child {
    font-family: 'JetBrains Mono', monospace;
    color: var(--text-muted);
    font-size: 0.82rem;
}
.data-table td.type-high { color: var(--danger); font-weight: 600; }
.data-table td.type-low  { color: var(--cool);   font-weight: 600; }
.data-table td.top-items-cell {
    text-align: left;
    vertical-align: top;
    line-height: 1.5;
    white-space: normal;
    min-width: 18rem;
    max-width: 28rem;
}
.data-table tbody tr { vertical-align: top; }

/* ---------- ТОП: сетка и компактные таблицы ---------- */

.top-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1rem;
}
@media (max-width: 960px) {
    .top-grid { grid-template-columns: 1fr; }
}
.top-table { margin-top: 0.25rem; }
.top-table td:first-child,
.top-table th:first-child {
    width: 2rem;
    color: var(--text-subtle);
    font-variant-numeric: tabular-nums;
}
.top-table td.muted { color: var(--text-subtle); }

.empty-hint {
    padding: 1rem 0;
    color: var(--text-subtle);
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.82rem;
    letter-spacing: 0.02em;
}
.empty-hint::before { content: '— '; color: var(--text-subtle); }

/* ---------- Chat ---------- */

.chat-header {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: 1rem;
    flex-wrap: wrap;
    margin-bottom: 1.25rem;
    border-bottom: 1px solid var(--rule);
    padding-bottom: 1rem;
}
.chat-header h1 { margin: 0; font-size: 1.7rem; }
.chat-header h1::after { display: none; }
.chat-toolbar { display: flex; align-items: center; gap: 0.6rem; }
.chat-new-form { margin: 0; }
.chat-new-form button {
    padding: 0.4rem 0.9rem;
    background: transparent;
    color: var(--text);
    border: 1px solid var(--border-strong);
    border-radius: 2px;
    cursor: pointer;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.76rem;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    transition: all .15s ease;
}
.chat-new-form button:hover { background: var(--accent); color: #111214; border-color: var(--accent); }
.thread-picker {
    padding: 0.4rem 0.6rem;
    border: 1px solid var(--border);
    border-radius: 2px;
    background: var(--bg-elev);
    color: var(--text);
    font-size: 0.85rem;
    max-width: 340px;
}
.thread-picker:focus { outline: none; border-color: var(--accent); }
.chat-delete-all {
    margin-left: auto;
    padding: 0.4rem 0.9rem;
    background: transparent;
    color: #c77;
    border: 1px solid #5a2a2a;
    border-radius: 2px;
    font: inherit;
    font-size: 0.85rem;
    cursor: pointer;
    transition: all .15s ease;
}
.chat-delete-all:hover {
    background: #5a2a2a;
    color: #fff;
    border-color: #7a3a3a;
}
.chat-delete-all:disabled { opacity: 0.5; cursor: default; }

/* --- Semantic search --- */
.chat-search {
    position: relative;
    min-width: 240px;
}
.chat-search-input {
    width: 100%;
    padding: 0.4rem 0.6rem;
    border: 1px solid var(--border);
    border-radius: 2px;
    background: var(--bg-elev);
    color: var(--text);
    font-family: 'Inter', sans-serif;
    font-size: 0.85rem;
}
.chat-search-input::placeholder {
    color: var(--text-subtle);
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.78rem;
    letter-spacing: 0.02em;
}
.chat-search-input:focus {
    outline: none;
    border-color: var(--accent);
}
.chat-search-results {
    position: absolute;
    top: calc(100% + 4px);
    left: 0;
    right: 0;
    min-width: 320px;
    max-height: 360px;
    overflow-y: auto;
    background: var(--bg-elev);
    border: 1px solid var(--border-strong);
    border-radius: 2px;
    box-shadow: 0 6px 18px rgba(0, 0, 0, 0.18);
    z-index: 20;
}
.chat-search-item {
    display: block;
    padding: 0.55rem 0.75rem;
    border-bottom: 1px solid var(--rule);
    color: var(--text);
    border-left: 2px solid transparent;
    transition: background-color .12s ease, border-color .12s ease;
}
.chat-search-item:last-child { border-bottom: none; }
.chat-search-item:hover {
    background: var(--bg-inset);
    border-left-color: var(--accent);
    color: var(--text);
}
.chat-search-title {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    gap: 0.75rem;
    font-weight: 600;
    font-size: 0.88rem;
    letter-spacing: -0.005em;
}
.chat-search-score {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.7rem;
    color: var(--accent);
    letter-spacing: 0.04em;
    font-variant-numeric: tabular-nums;
    font-weight: 500;
}
.chat-search-snippet {
    margin-top: 0.3rem;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.74rem;
    color: var(--text-muted);
    line-height: 1.45;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.chat-search-empty {
    padding: 0.8rem 0.9rem;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.78rem;
    color: var(--text-subtle);
    letter-spacing: 0.02em;
}

.chat-log {
    background: transparent;
    border: none;
    border-radius: 0;
    padding: 0.25rem 0;
    min-height: 320px;
    max-height: 62vh;
    overflow-y: auto;
    margin-bottom: 1.25rem;
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}
.chat-log:empty::before {
    content: '— Задайте вопрос. Например: «Какая выручка по дням за апрель?»';
    color: var(--text-subtle);
    font-style: normal;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.85rem;
    padding: 1.5rem 0;
}

.msg {
    display: flex;
    flex-direction: column;
    gap: 0.45rem;
    padding-left: 1rem;
    border-left: 2px solid var(--rule);
}
.msg-user    { border-left-color: var(--cool); }
.msg-assistant { border-left-color: var(--accent); }

.msg-role {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.68rem;
    color: var(--text-subtle);
    text-transform: uppercase;
    letter-spacing: 0.12em;
    font-weight: 500;
}
.msg-body {
    white-space: pre-wrap;
    line-height: 1.6;
    font-size: 0.98rem;
    color: var(--text);
}
.msg-user .msg-body {
    background: transparent;
    border: none;
    border-radius: 0;
    padding: 0;
    max-width: 100%;
    font-weight: 500;
}
.msg-assistant .msg-body {
    background: transparent;
    border: none;
    border-radius: 0;
    padding: 0;
    max-width: 100%;
}

.msg-status {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.75rem;
    color: var(--text-subtle);
    font-style: normal;
    padding-left: 1rem;
    border-left: 2px solid transparent;
    letter-spacing: 0.03em;
}
.msg-status::before { content: '· '; color: var(--text-subtle); }
.msg-error {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.82rem;
    color: var(--danger);
    background: var(--danger-soft);
    border: none;
    border-left: 2px solid var(--danger);
    padding: 0.55rem 0.8rem;
    border-radius: 0;
}

/* --- Tool-call block --- */
.msg-tool {
    border: 1px solid var(--rule);
    border-left: 2px solid var(--cool);
    border-radius: 0;
    background: var(--bg-inset);
    padding: 0.55rem 0.75rem;
    font-size: 0.85rem;
}
.msg-tool summary {
    cursor: pointer;
    list-style: none;
    display: flex;
    gap: 0.6rem;
    align-items: center;
}
.msg-tool summary::-webkit-details-marker { display: none; }
.msg-tool summary code {
    font-size: 0.82rem;
    color: var(--text);
}
.tool-tag {
    background: transparent;
    color: var(--cool);
    border: 1px solid var(--cool);
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.65rem;
    text-transform: uppercase;
    padding: 0.05rem 0.45rem;
    border-radius: 2px;
    letter-spacing: 0.08em;
    font-weight: 500;
}
.tool-status {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.72rem;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    margin-left: auto;
}
.tool-status[data-status="pending"] { color: var(--text-subtle); }
.tool-status[data-status="ok"]      { color: var(--ok); }
.tool-status[data-status="err"]     { color: var(--danger); }

.tool-args, .tool-result {
    margin: 0.55rem 0 0;
    padding: 0.55rem 0.65rem;
    background: var(--bg-inset);
    color: var(--text-muted);
    border: 1px solid var(--rule);
    border-radius: 2px;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.74rem;
    max-height: 260px;
    overflow: auto;
    white-space: pre-wrap;
    line-height: 1.5;
}
:root[data-theme="dark"] .tool-args,
:root[data-theme="dark"] .tool-result {
    background: #0A0B0D;
    color: #CFCFC7;
}
.tool-result:empty { display: none; }

/* --- Chat form --- */
.chat-form {
    display: flex;
    gap: 0.6rem;
    margin-bottom: 0.75rem;
    align-items: flex-end;
}
.chat-form textarea {
    flex: 1;
    padding: 0.7rem 0.8rem;
    border: 1px solid var(--border);
    border-radius: 2px;
    resize: vertical;
    font-family: 'Inter', sans-serif;
    font-size: 0.95rem;
    min-height: 2.8rem;
    background: var(--bg-elev);
    color: var(--text);
    line-height: 1.5;
}
.chat-form textarea:focus { outline: none; border-color: var(--accent); }
.chat-form button {
    padding: 0.7rem 1.6rem;
    background: var(--text);
    color: var(--bg);
    border: none;
    border-radius: 2px;
    cursor: pointer;
    font-weight: 600;
    font-size: 0.85rem;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    transition: background-color .15s ease;
}
.chat-form button:hover:not(:disabled) { background: var(--accent); color: #111214; }
.chat-form button:disabled { background: var(--border-strong); color: var(--text-subtle); cursor: default; }

.chat-actions {
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
    align-self: stretch;
    justify-content: flex-end;
}
.chat-actions button { width: 100%; }
.chat-stop {
    padding: 0.55rem 1.6rem;
    background: transparent;
    color: var(--danger);
    border: 1px solid var(--danger);
    border-radius: 2px;
    cursor: pointer;
    font-family: 'JetBrains Mono', monospace;
    font-weight: 600;
    font-size: 0.78rem;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    transition: all .15s ease;
}
.chat-stop:hover { background: var(--danger); color: #F5F3EE; }
.chat-stop[hidden] { display: none; }

.chat-route {
    display: flex;
    flex-direction: column;
    gap: 0.2rem;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.78rem;
    color: var(--text-muted);
    border-top: 1px solid var(--rule);
    padding-top: 0.85rem;
}
.chat-route label {
    display: inline-flex;
    gap: 0.55rem;
    align-items: center;
    cursor: pointer;
    letter-spacing: 0.02em;
}
.chat-route input[type="checkbox"] {
    accent-color: var(--accent);
}
.chat-route small {
    color: var(--text-subtle);
    font-size: 0.72rem;
    padding-left: 1.55rem;
    line-height: 1.5;
}

/* ---------- Users admin page ---------- */

.users-create {
    display: flex;
    flex-wrap: wrap;
    gap: 0.6rem 0.9rem;
    align-items: end;
    padding: 1rem 0 1.4rem;
    border-top: 1px solid var(--rule);
    border-bottom: 1px solid var(--rule);
    margin-bottom: 1.5rem;
}
.users-create label {
    display: flex;
    flex-direction: column;
    gap: 0.3rem;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--text-subtle);
}
.users-create input,
.users-create select {
    padding: 0.45rem 0.6rem;
    border: 1px solid var(--border);
    border-radius: 2px;
    background: var(--bg-elev);
    color: var(--text);
    font-family: 'Inter', sans-serif;
    font-size: 0.88rem;
    min-width: 160px;
    text-transform: none;
    letter-spacing: 0;
}
.users-create input:focus,
.users-create select:focus {
    outline: none;
    border-color: var(--accent);
}
.users-create button {
    padding: 0.5rem 1.3rem;
    background: var(--text);
    color: var(--bg);
    border: none;
    border-radius: 2px;
    cursor: pointer;
    font-size: 0.82rem;
    font-weight: 600;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    align-self: end;
    transition: background-color .15s ease;
}
.users-create button:hover { background: var(--accent); color: #111214; }

.inline-form { display: inline; margin: 0; }

.modules-chooser {
    display: inline-flex;
    gap: 0.9rem;
    flex-wrap: wrap;
}
.module-check {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    font-size: 0.85rem;
    color: var(--text-muted);
    cursor: pointer;
}
.module-check input[type="checkbox"] { margin: 0; cursor: pointer; }
.modules-form {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    flex-wrap: wrap;
}
.user-actions { display: flex; gap: 0.45rem; flex-wrap: wrap; align-items: center; }
.inline-check {
    display: inline-flex;
    gap: 0.4rem;
    align-items: center;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.78rem;
    color: var(--text-muted);
    cursor: pointer;
}
.inline-check input[type="checkbox"] { accent-color: var(--accent); }

.users-table td select {
    padding: 0.3rem 0.45rem;
    border: 1px solid var(--border);
    border-radius: 2px;
    background: var(--bg-elev);
    color: var(--text);
    font-family: 'Inter', sans-serif;
    font-size: 0.82rem;
}
.users-table td select:focus { outline: none; border-color: var(--accent); }

.freshness-banner {
    margin-bottom: 1.25rem;
    padding: 0.75rem 1rem;
    border: 1px solid var(--border);
    border-left: 3px solid var(--ok);
    border-radius: 2px;
    background: var(--bg-elev);
}
.freshness-banner.is-warning {
    border-left-color: var(--accent);
    background: var(--danger-soft);
}
.freshness-summary {
    display: flex;
    align-items: center;
    gap: 0.7rem;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.82rem;
    color: var(--text);
    letter-spacing: 0.02em;
}
.freshness-icon {
    color: var(--ok);
    font-size: 0.85rem;
}
.freshness-banner.is-warning .freshness-icon {
    color: var(--accent);
}
.freshness-text { flex: 1; }
.freshness-toggle {
    background: transparent;
    border: 1px solid var(--border);
    color: var(--text-muted);
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    padding: 0.2rem 0.55rem;
    border-radius: 2px;
    cursor: pointer;
}
.freshness-toggle:hover { color: var(--text); border-color: var(--border-strong); }
.freshness-details { margin-top: 0.7rem; }

.outlier-controls {
    display: flex;
    align-items: center;
    gap: 1rem;
    flex-wrap: wrap;
    margin: 0.6rem 0 0.9rem 0;
    padding-top: 0.4rem;
    border-top: 1px dashed var(--rule);
}
.outlier-controls label {
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: var(--text-subtle);
}
.outlier-controls select {
    background: var(--bg-elev);
    border: 1px solid var(--border);
    border-radius: 2px;
    color: var(--text);
    font-family: 'Inter', sans-serif;
    font-size: 0.82rem;
    padding: 0.25rem 0.45rem;
    text-transform: none;
    letter-spacing: 0;
}
.outlier-controls select:focus { outline: none; border-color: var(--accent); }
.copy-feedback {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.7rem;
    color: var(--ok);
    letter-spacing: 0.04em;
    min-width: 8rem;
    transition: opacity .2s ease;
}

.btn-secondary {
    padding: 0.3rem 0.75rem;
    background: transparent;
    color: var(--text);
    border: 1px solid var(--border-strong);
    border-radius: 2px;
    cursor: pointer;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.72rem;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    transition: all .15s ease;
}
.btn-secondary:hover { background: var(--text); color: var(--bg); border-color: var(--text); }
.btn-secondary:disabled { opacity: 0.4; cursor: default; }
.btn-secondary:disabled:hover { background: transparent; color: var(--text); border-color: var(--border-strong); }

.btn-danger {
    padding: 0.3rem 0.75rem;
    background: transparent;
    color: var(--danger);
    border: 1px solid var(--danger);
    border-radius: 2px;
    cursor: pointer;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.72rem;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    transition: all .15s ease;
}
.btn-danger:hover { background: var(--danger); color: #F5F3EE; }
.btn-danger:disabled { opacity: 0.4; cursor: default; }
.btn-danger:disabled:hover { background: transparent; color: var(--danger); }

.role-badge {
    display: inline-block;
    padding: 0.1rem 0.5rem;
    border-radius: 2px;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.7rem;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    font-weight: 500;
}
.role-admin     { color: var(--accent); border: 1px solid var(--accent); }
.role-superuser { color: var(--cool);   border: 1px solid var(--cool);   }
.role-user      { color: var(--text-muted); border: 1px solid var(--border); }

/* ---------- Responsive ---------- */

@media (max-width: 880px) {
    .container { padding: 0 1.25rem; margin-top: 1.5rem; }
    .nav { padding: 0.9rem 1.25rem; gap: 1.25rem; }
    .chart-grid { grid-template-columns: 1fr; border-left: none; }
    .chart-card { padding-left: 0; padding-right: 0; }
    .kpi-card { padding: 1rem 0 1.1rem !important; border-right: none; }
    .kpi-card + .kpi-card { padding-left: 0 !important; }
    .filters select, .filters input { min-width: 0; width: 100%; }
    .container > h1 { font-size: 1.7rem; }
    .kpi-value { font-size: 2rem; }
}