/* Компоненты интерфейса: карточки, таблицы, бейджи, кнопки, формы,
   карточки ридеров, модалки, разделы настроек, интеграции, баннер тревоги.

   Часть шелла (см. index.html).
 */

/* ─── Cards ─── */
.card {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
}

.card-header {
    padding: 18px 22px;
    border-bottom: 1px solid var(--border);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 12px;
    /* Sticky-header: чтобы при прокрутке таблицы и журнала
       заголовки/фильтры/счётчики оставались видны сверху,
       не уходили под край экрана. В PWA standalone учитываем notch. */
    position: sticky;
    top: 0;
    z-index: 20;
    background: var(--card);
    border-top-left-radius: var(--radius-lg);
    border-top-right-radius: var(--radius-lg);
}
html.app-standalone .card-header {
    top: env(safe-area-inset-top, 0px);
}
/* Заголовок таблицы — обычный (без sticky), потому что .card-body имеет
   overflow-x: auto и создаёт свой scrolling context — sticky-thead
   внутри прилипает к верху card-body, а не окна, и налезает на первую
   строку. Card-header снаружи остаётся sticky и показывает фильтр. */
.data-table thead th {
    background: var(--card);
    box-shadow: 0 1px 0 var(--border);
}

.card-header h3 {
    font-size: 16px;
    font-weight: 600;
    letter-spacing: -.1px;
}

.card-header-actions {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    flex-wrap: wrap;
}

.card-body { padding: 0; }
.card-body-padded { padding: 22px; }

/* ─── Tables ─── */
.data-table {
    width: 100%;
    border-collapse: collapse;
}

.data-table th {
    padding: 11px 18px;
    text-align: left;
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: .8px;
    color: var(--text-muted);
    background: var(--bg-soft);
    border-bottom: 1px solid var(--border);
    white-space: nowrap;
}

.data-table td {
    padding: 14px 18px;
    border-bottom: 1px solid var(--table-border);
    font-size: 14px;
    vertical-align: middle;
}

.data-table tbody tr {
    transition: background var(--transition);
    cursor: default;
}
.data-table tbody tr.clickable { cursor: pointer; }
.data-table tbody tr:hover { background: var(--table-hover); }
.data-table tbody tr.selected {
    background: var(--accent-soft);
    box-shadow: inset 3px 0 0 var(--accent);
}
.data-table tbody tr:last-child td { border-bottom: none; }

.mono {
    font-family: 'JetBrains Mono', 'SF Mono', 'Fira Code', 'Consolas', monospace;
    font-size: 12.5px;
    font-weight: 500;
    letter-spacing: -.2px;
}

.text-sm { font-size: 12px; color: var(--text-secondary); }
.text-center { text-align: center; }

/* ─── Badges ─── */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 3px 10px;
    border-radius: 6px;
    font-size: 12px;
    font-weight: 600;
    white-space: nowrap;
}

.badge-success { background: var(--success-bg); color: var(--success); }
.badge-danger { background: var(--danger-bg); color: var(--danger); }
.badge-warning { background: var(--warning-bg); color: var(--warning); }
.badge-neutral { background: var(--table-border); color: var(--text-secondary); }

/* ─── Buttons ─── */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 9px 18px;
    border: 1px solid transparent;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    font-family: inherit;
    white-space: nowrap;
    letter-spacing: -.1px;
}

.btn-primary {
    background: var(--accent);
    color: #04070e;
    box-shadow: 0 4px 14px rgba(0,211,245,.25);
}
.btn-primary:hover {
    background: var(--accent-hover);
    box-shadow: 0 6px 20px rgba(0,211,245,.4);
    transform: translateY(-1px);
}
.btn-success {
    background: var(--success);
    color: #04070e;
    box-shadow: 0 4px 14px rgba(31,224,145,.25);
}
.btn-success:hover { filter: brightness(1.1); transform: translateY(-1px); }
.btn-danger {
    background: var(--danger);
    color: #ffffff;
    box-shadow: 0 4px 14px rgba(255,77,106,.25);
}
.btn-danger:hover { filter: brightness(1.1); transform: translateY(-1px); }
.btn-warning {
    background: var(--warning);
    color: #04070e;
    box-shadow: 0 4px 14px rgba(255,184,77,.25);
}
.btn-warning:hover { filter: brightness(1.1); transform: translateY(-1px); }

.btn-outline {
    background: transparent;
    border: 1px solid var(--border);
    color: var(--text-secondary);
}
.btn-outline:hover {
    border-color: var(--accent);
    color: var(--accent);
    background: var(--accent-soft);
}

.btn-ghost {
    background: transparent;
    color: var(--text-secondary);
}
.btn-ghost:hover {
    background: var(--table-hover);
    color: var(--text);
}

.btn-sm { padding: 6px 12px; font-size: 13px; }
.btn-xs { padding: 4px 9px; font-size: 11px; border-radius: 6px; }
.btn-icon-xs { background: transparent; border: none; cursor: pointer; padding: 2px 4px; opacity: 0.5; transition: opacity 0.15s; font-size: 12px; color: var(--text-mid); }
.btn-icon-xs:hover { opacity: 1; color: var(--accent); }
.cat-cell { display: inline-flex; align-items: center; gap: 4px; }
.cat-cell .cat-name { display: inline-block; }
tr:hover .cat-cell .btn-icon-xs { opacity: 0.85; }

/* Combobox для категории — видимый прокручиваемый список + поиск */
.cat-combo { position: relative; display: inline-block; min-width: 220px; }
.cat-combo-input {
    width: 100%; padding: 6px 10px; height: 30px; font-size: 13px;
    border: 1.5px solid var(--accent); border-radius: 6px;
    background: var(--bg-card, #fff); color: var(--text); outline: none;
    box-shadow: 0 0 0 3px rgba(212,160,23,0.18);
}
.cat-combo-list {
    position: absolute; top: calc(100% + 4px); left: 0; min-width: 240px; max-width: 320px;
    max-height: 260px; overflow-y: auto; z-index: 1000;
    background: var(--bg-card, #fff); border: 1px solid var(--border);
    border-radius: 8px; box-shadow: 0 8px 24px rgba(10,22,40,0.15);
    padding: 4px;
}
.cat-combo-opt {
    padding: 8px 12px; cursor: pointer; border-radius: 4px;
    font-size: 13px; color: var(--text);
    white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.cat-combo-opt:hover, .cat-combo-opt.highlighted {
    background: var(--accent-soft, rgba(212,160,23,0.12));
    color: var(--text);
}
.cat-combo-clear { font-style: italic; }
.cat-combo-create {
    margin-top: 4px; padding-top: 8px;
    border-top: 1px solid var(--border);
    color: var(--accent); font-weight: 600;
}
.cat-combo-create:hover, .cat-combo-create.highlighted { background: var(--accent); color: #fff; }
.cat-combo-empty { padding: 14px 12px; font-size: 12px; color: var(--text-muted, #8b94a8); text-align: center; }

.btn:disabled {
    opacity: .4;
    cursor: not-allowed;
    transform: none !important;
    box-shadow: none !important;
}
.btn:focus-visible {
    outline: none;
    box-shadow: 0 0 0 3px var(--accent-focus-ring);
}

/* ─── Forms ─── */
.form-group { margin-bottom: 14px; }

.form-label {
    display: block;
    font-size: 12px;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 5px;
    text-transform: uppercase;
    letter-spacing: .3px;
}

.form-input {
    width: 100%;
    padding: 10px 14px;
    border: 1px solid var(--border);
    border-radius: 8px;
    font-size: 14px;
    font-family: inherit;
    color: var(--text);
    background: var(--input-bg);
    transition: var(--transition);
}
.form-input::placeholder { color: var(--text-muted); }

.form-input:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-focus-ring);
}
.form-input:hover:not(:focus):not(:disabled) {
    border-color: color-mix(in srgb, var(--border) 50%, var(--text-secondary));
}
.form-input:disabled { opacity: .5; cursor: not-allowed; }

.form-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 14px;
}

/* ─── Readers Grid ─── */
/* На узких экранах схлопываем grid-карточки в 1 колонку,
   чтобы 360-400px карточки не вылезали за viewport iPhone (390px). */
@media (max-width: 600px) {
    .readers-grid, .settings-grid, .integrations-grid, .dashboard-grid {
        grid-template-columns: 1fr !important;
    }
    .form-grid, .form-grid-3 {
        grid-template-columns: 1fr !important;
    }
    /* Таблицы на мобиле — сжимаются по ширине контейнера, текст wrap-ится.
       Снимаем min-width:max-content который растягивал таблицу. */
    .card-body .data-table, .scroll-x .data-table { min-width: 0 !important; }
    .data-table { font-size: 11px; width: 100%; table-layout: fixed; }
    .data-table th, .data-table td {
        padding: 6px 6px !important;
        word-wrap: break-word;
        overflow-wrap: anywhere;
        white-space: normal;
    }
    .data-table td.mono, .data-table .mono {
        font-size: 10px;  /* EPC/TID — мелким моноширинным */
        letter-spacing: -.3px;
    }
    /* Иногда нужно скрыть некритичные колонки на узких экранах */
    .data-table.compact-mobile th:nth-child(n+6),
    .data-table.compact-mobile td:nth-child(n+6) { display: none; }
}
.readers-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(360px, 1fr));
    gap: 20px;
}

.reader-card {
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    background: var(--card);
    transition: var(--transition);
    box-shadow: var(--shadow);
    overflow: hidden;
    position: relative;
}

.reader-card:hover { box-shadow: var(--shadow-lg); transform: translateY(-2px); border-color: color-mix(in srgb, var(--border) 60%, var(--accent)); }
.reader-card.connected { box-shadow: var(--shadow), inset 0 0 0 1px rgba(31,224,145,.1); }

/* Top color strip */
.rc-strip {
    height: 4px;
    width: 100%;
}

.reader-card.connected .rc-strip { background: linear-gradient(90deg, var(--success) 0%, #4ade80 100%); }
.reader-card.disconnected .rc-strip { background: linear-gradient(90deg, var(--danger) 0%, #f87171 100%); }

.reader-card.disconnected { opacity: .85; }

.rc-body { padding: 20px; }

/* Header row */
.rc-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 16px;
}

.rc-identity { display: flex; align-items: center; gap: 12px; }

.rc-avatar {
    width: 44px;
    height: 44px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    flex-shrink: 0;
}

.reader-card.connected .rc-avatar { background: var(--success-bg); }
.reader-card.disconnected .rc-avatar { background: var(--danger-bg); }

.rc-name {
    font-size: 15px;
    font-weight: 700;
    font-family: 'SF Mono', 'Fira Code', monospace;
    color: var(--text);
    line-height: 1.3;
}

.rc-status-line {
    display: flex;
    align-items: center;
    gap: 6px;
    margin-top: 3px;
}

.rc-pulse {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    flex-shrink: 0;
}

.reader-card.connected .rc-pulse { background: var(--success); box-shadow: 0 0 0 3px rgba(34,197,94,.2); animation: rcPulse 2s infinite; }
.reader-card.disconnected .rc-pulse { background: var(--danger); }

@keyframes rcPulse {
    0%, 100% { box-shadow: 0 0 0 3px rgba(34,197,94,.2); }
    50% { box-shadow: 0 0 0 6px rgba(34,197,94,.08); }
}

.rc-status-text {
    font-size: 12px;
    font-weight: 600;
}

.reader-card.connected .rc-status-text { color: var(--success); }
.reader-card.disconnected .rc-status-text { color: var(--danger); }
.reader-card.inactive .rc-status-text { color: var(--muted); }

/* Inactive — visually muted, not red */
.reader-card.inactive { opacity: .7; }
.reader-card.inactive .rc-strip { background: linear-gradient(90deg, #6b7280 0%, #9ca3af 100%); }
.reader-card.inactive .rc-avatar { background: color-mix(in srgb, var(--muted) 22%, transparent); }
.reader-card.inactive .rc-pulse { background: var(--muted); animation: none; box-shadow: none; }
.quick-resolve { display: flex; gap: 4px; flex-wrap: wrap; }
.quick-resolve .btn { padding: 2px 8px; font-size: 11px; white-space: nowrap; }
.alarm-strip-actions { display: flex; gap: 4px; margin-right: 8px; }
.alarm-strip-actions .btn { padding: 4px 8px; font-size: 14px; line-height: 1; }

/* Status-tabs (Активные/Все/Архив для журнала срабатываний) */
.status-tabs { display: flex; gap: 4px; padding: 4px; background: var(--bg); border: 1px solid var(--border); border-radius: 8px; }
.status-tab {
    background: transparent; border: 0; padding: 6px 12px; border-radius: 6px;
    cursor: pointer; color: var(--text); font: 600 12px var(--font); transition: background .15s;
    display: inline-flex; align-items: center; gap: 6px; font-family: inherit;
}
.status-tab:hover { background: color-mix(in srgb, var(--accent) 8%, transparent); }
.status-tab.active { background: var(--accent); color: var(--bg); }
.status-tab-count { font-size: 10px; padding: 1px 6px; background: rgba(255,255,255,.18); border-radius: 8px; }
.status-tab.active .status-tab-count { background: rgba(0,0,0,.2); }
.status-tab:not(.active) .status-tab-count { background: var(--border); color: var(--text); }

/* Warning-bar в карточке ридера когда он active но физически не отвечает */
.kpi-sparkline-wrap { height: 32px; margin: 6px 0 2px; opacity: .85; }
.kpi-sparkline-wrap svg { width: 100%; height: 100%; display: block; }
.kpi-list { font-size: 13px; line-height: 1.55; margin-top: 4px; }
.kpi-list .kpi-list-row { display: flex; justify-content: space-between; gap: 8px; padding: 1px 0; }
.kpi-list .kpi-list-row strong { font-weight: 700; font-variant-numeric: tabular-nums; }
.kpi-list .kpi-list-empty { color: var(--muted); font-size: 12px; }
.badge-info { background: color-mix(in srgb, #38bdf8 22%, transparent); color: #38bdf8; }
.badge-neutral { background: color-mix(in srgb, var(--muted) 20%, transparent); color: var(--muted); }

.offline-warn {
    margin: 10px 22px 0;
    padding: 10px 14px;
    background: color-mix(in srgb, var(--danger) 12%, transparent);
    border: 1px solid color-mix(in srgb, var(--danger) 30%, transparent);
    color: var(--danger);
    border-radius: 8px;
    font-size: 12px;
    font-weight: 500;
    line-height: 1.4;
}
.rc-inactive-badge {
    display: inline-block;
    font-size: 10px; font-weight: 700;
    padding: 2px 6px; border-radius: 4px;
    background: color-mix(in srgb, var(--muted) 20%, transparent);
    color: var(--muted);
    text-transform: uppercase; letter-spacing: .04em;
    margin-left: 8px; vertical-align: middle;
}

.rc-actions {
    display: flex;
    gap: 4px;
}

.rc-action-btn {
    width: 32px;
    height: 32px;
    border-radius: 8px;
    border: 1px solid var(--border);
    background: var(--card);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition);
    font-size: 14px;
}

.rc-action-btn:hover { background: var(--table-hover); border-color: var(--text-muted); }
.rc-action-btn.danger:hover { background: var(--danger-bg); border-color: var(--danger); }

/* Info grid */
.rc-info-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px;
    margin-bottom: 14px;
}

.rc-info-item {
    background: var(--table-hover);
    border-radius: 10px;
    padding: 10px 12px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.rc-info-icon {
    width: 34px;
    height: 34px;
    border-radius: 8px;
    background: var(--card);
    border: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    flex-shrink: 0;
}

.rc-info-label {
    font-size: 11px;
    color: var(--text-secondary);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: .3px;
    line-height: 1.2;
}

.rc-info-value {
    font-size: 13px;
    font-weight: 700;
    color: var(--text);
    line-height: 1.2;
}

.rc-info-value.mono { font-family: 'SF Mono', 'Fira Code', monospace; font-size: 12px; }

/* Mode tile color accents (dark theme is default).
   Both .mode-control (canonical) and .mode-antitheft (legacy) styled identically. */
.rc-info-mode.mode-control,
.rc-info-mode.mode-antitheft { background: var(--danger-bg); border: 1px solid rgba(255,77,106,.3); }
.rc-info-mode.mode-control .rc-info-value,
.rc-info-mode.mode-antitheft .rc-info-value { color: var(--danger); }
.rc-info-mode.mode-binding   { background: var(--accent-soft); border: 1px solid rgba(0,211,245,.3); }
.rc-info-mode.mode-binding .rc-info-value   { color: var(--accent); }

[data-theme="light"] .rc-info-mode.mode-control,
[data-theme="light"] .rc-info-mode.mode-antitheft { background: #fef2f2; border-color: #fecaca; }
[data-theme="light"] .rc-info-mode.mode-control .rc-info-value,
[data-theme="light"] .rc-info-mode.mode-antitheft .rc-info-value { color: #b91c1c; }
[data-theme="light"] .rc-info-mode.mode-binding   { background: #eff6ff; border-color: #bfdbfe; }
[data-theme="light"] .rc-info-mode.mode-binding .rc-info-value   { color: #1d4ed8; }

/* Контроллеры привязки (страница «Привязка меток») */
.bc-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 12px; }
.bc-card { display: flex; align-items: center; gap: 12px; padding: 12px 14px; border: 1px solid var(--border); border-radius: 10px; background: var(--bg); transition: border-color .15s, background .15s; }
.bc-card.is-binding { border-color: rgba(0,211,245,.45); background: var(--accent-soft); }
.bc-card.is-offline { opacity: .6; }
.bc-main { flex: 1; min-width: 0; }
.bc-name { font-weight: 600; font-size: 14px; display: flex; align-items: center; gap: 6px; }
.bc-name .bc-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--text-muted); flex: none; }
.bc-name .bc-dot.on { background: var(--success); }
.bc-name .bc-dot.off { background: var(--danger); }
.bc-sub { font-size: 12px; color: var(--text-muted); margin-top: 2px; }
.bc-mode-pill { display: inline-block; font-size: 11px; padding: 1px 8px; border-radius: 8px; margin-top: 4px; }
.bc-mode-pill.m-control { background: var(--danger-bg); color: var(--danger); }
.bc-mode-pill.m-binding { background: var(--accent-soft); color: var(--accent); }
.bc-toggle { display: flex; flex-direction: column; align-items: center; gap: 4px; flex: none; }
.bc-toggle .bc-toggle-lbl { font-size: 10px; color: var(--text-muted); }
.bc-hint { margin-top: 12px; padding: 10px 12px; border-radius: 8px; font-size: 13px; background: var(--accent-soft); color: var(--accent); border: 1px solid rgba(0,211,245,.3); }
[data-theme="light"] .bc-card.is-binding { background: #eff6ff; border-color: #bfdbfe; }
[data-theme="light"] .bc-mode-pill.m-binding { background: #eff6ff; color: #1d4ed8; }
[data-theme="light"] .bc-hint { background: #eff6ff; color: #1d4ed8; border-color: #bfdbfe; }

/* Divider */
.rc-divider {
    height: 1px;
    background: var(--border);
    margin: 0 0 14px 0;
}

/* Controls section */
.rc-controls {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

/* Relay section */
.rc-relay {
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: var(--table-hover);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 10px 14px;
}

.rc-relay-left {
    display: flex;
    align-items: center;
    gap: 10px;
}

.rc-relay-icon {
    width: 30px;
    height: 30px;
    border-radius: 8px;
    background: var(--card);
    border: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
}

.rc-relay-text {
    font-size: 13px;
    font-weight: 600;
    color: var(--text);
}

.rc-relay-desc {
    font-size: 11px;
    color: var(--text-secondary);
}

.rc-relay-right {
    display: flex;
    align-items: center;
    gap: 8px;
}

.toggle-label {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    cursor: pointer;
}

/* Unified switch — visually identical to .toggle/.toggle-slider used in Settings */
.toggle-input {
    width: 44px;
    height: 24px;
    appearance: none;
    -webkit-appearance: none;
    background: var(--switch-off);
    border-radius: 12px;
    position: relative;
    cursor: pointer;
    transition: var(--transition);
    flex-shrink: 0;
}

.toggle-input:checked { background: var(--accent); }

.toggle-input::after {
    content: '';
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: #fff;
    position: absolute;
    top: 3px;
    left: 3px;
    transition: var(--transition);
    box-shadow: 0 1px 3px rgba(0,0,0,.15);
}

.toggle-input:checked::after { left: 23px; }

.dur-input {
    width: 52px;
    padding: 5px 6px;
    border: 1px solid var(--border);
    border-radius: 6px;
    font-size: 12px;
    text-align: center;
    font-family: inherit;
    font-weight: 600;
    color: var(--text);
    background: var(--input-bg);
}

.dur-input:focus { border-color: var(--accent); outline: none; }

.dur-suffix {
    font-size: 11px;
    color: var(--text-secondary);
    font-weight: 500;
}

/* ─── Empty State ─── */
.empty-state {
    text-align: center;
    padding: 48px 20px;
    color: var(--text-secondary);
}

.empty-icon { font-size: 44px; margin-bottom: 14px; opacity: .35; filter: grayscale(.3); }
.empty-title { font-size: 16px; font-weight: 600; margin-bottom: 6px; color: var(--text); }
.empty-desc { font-size: 13px; color: var(--text-muted); line-height: 1.5; max-width: 360px; margin: 0 auto; }

/* ─── Filters ─── */
.toolbar {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
}

.search-input {
    padding: 7px 12px 7px 34px;
    border: 1px solid var(--border);
    border-radius: 8px;
    font-size: 13px;
    width: 200px;
    font-family: inherit;
    color: var(--text);
    background-color: var(--input-bg);
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' fill='%2394a3b8' viewBox='0 0 16 16'%3E%3Cpath d='M11.742 10.344a6.5 6.5 0 1 0-1.397 1.398h-.001l3.85 3.85a1 1 0 0 0 1.415-1.414l-3.85-3.85zm-5.242.656a5 5 0 1 1 0-10 5 5 0 0 1 0 10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: 10px center;
    transition: var(--transition);
}
[data-theme="dark"] .search-input {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' fill='%2364748b' viewBox='0 0 16 16'%3E%3Cpath d='M11.742 10.344a6.5 6.5 0 1 0-1.397 1.398h-.001l3.85 3.85a1 1 0 0 0 1.415-1.414l-3.85-3.85zm-5.242.656a5 5 0 1 1 0-10 5 5 0 0 1 0 10z'/%3E%3C/svg%3E");
}

.search-input:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-focus-ring);
    background-color: var(--input-bg);
}

.filter-select {
    padding: 7px 12px;
    border: 1px solid var(--border);
    border-radius: 8px;
    font-size: 13px;
    font-family: inherit;
    color: var(--text);
    background: var(--input-bg);
    cursor: pointer;
    transition: var(--transition);
}
.filter-select:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-focus-ring);
}

.counter {
    font-size: 13px;
    color: var(--text-secondary);
    font-weight: 500;
}

/* ─── Tabs ─── */
.tab-content { display: none; }
.tab-content.active { display: block; animation: fadeIn .2s ease-out; }
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(4px); }
    to { opacity: 1; transform: translateY(0); }
}

/* ─── Toast Notifications ─── */
.toast-container {
    position: fixed;
    top: 16px;
    right: 16px;
    z-index: 9999;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.toast {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 20px;
    border-radius: 10px;
    font-size: 14px;
    font-weight: 600;
    color: #fff;
    box-shadow: 0 12px 32px rgba(0,0,0,.55);
    animation: toastIn .25s cubic-bezier(.4,0,.2,1);
    min-width: 280px;
    max-width: 420px;
    border: 1px solid rgba(255,255,255,.08);
    backdrop-filter: blur(12px);
}
.toast::before {
    content: '';
    width: 4px;
    align-self: stretch;
    border-radius: 4px;
    background: rgba(255,255,255,.85);
    margin: -2px 0;
}
.toast-success { background: var(--success); color: #04070e; box-shadow: 0 12px 32px rgba(31,224,145,.4); }
.toast-success::before { background: rgba(4,7,14,.4); }
.toast-error { background: var(--danger); box-shadow: 0 12px 32px rgba(255,77,106,.4); }
.toast-warning { background: var(--warning); color: #04070e; box-shadow: 0 12px 32px rgba(255,184,77,.4); }
.toast-warning::before { background: rgba(4,7,14,.4); }
.toast-info { background: var(--accent); color: #04070e; box-shadow: 0 12px 32px rgba(0,211,245,.4); }
.toast-info::before { background: rgba(4,7,14,.4); }

@keyframes toastIn {
    from { opacity:0; transform: translateY(-12px); }
    to { opacity:1; transform: translateY(0); }
}

/* ─── Modal ─── */
.modal-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: var(--overlay-bg);
    backdrop-filter: blur(4px);
    z-index: 2000;
    align-items: center;
    justify-content: center;
}

.modal-overlay.show { display: flex; }

.modal {
    background: var(--card-elevated);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    width: 90%;
    max-width: 480px;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: 0 24px 64px rgba(0,0,0,.7);
    animation: modalIn .25s cubic-bezier(.4,0,.2,1);
}
@keyframes modalIn {
    from { opacity: 0; transform: translateY(8px) scale(.98); }
    to { opacity: 1; transform: translateY(0) scale(1); }
}

/* Modal size variants — replaces inline style="max-width:..." */
.modal-sm { max-width: 360px; }
.modal-md { max-width: 420px; }
.modal-lg { max-width: 640px; }

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-4) var(--space-5);
    border-bottom: 1px solid var(--border);
}

.modal-header h3 { font-size: 16px; font-weight: 700; }

.modal-close {
    background: none;
    border: none;
    font-size: 20px;
    cursor: pointer;
    color: var(--text-secondary);
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 8px;
    transition: var(--transition);
}

.modal-close:hover { background: var(--table-hover); color: var(--text); }

.modal-body { padding: var(--space-5); }
.modal-footer {
    padding: var(--space-3) var(--space-5);
    border-top: 1px solid var(--border);
    display: flex;
    justify-content: flex-end;
    gap: var(--space-2);
}

.device-info-block {
    background: var(--table-hover);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 12px;
    margin-bottom: 16px;
    font-size: 12px;
    color: var(--text-secondary);
}

.device-info-block div { margin-bottom: 3px; }

.progress-block {
    padding: 10px;
    border-radius: 8px;
    font-size: 12px;
    margin-top: 12px;
    display: none;
}

/* ─── Discovery ─── */
.discovery-panel {
    display: none;
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 20px;
    margin-bottom: var(--space-4);
    background: var(--card);
    box-shadow: var(--shadow);
}

.discovery-panel.show { display: block; }

/* ─── Diagnostics (collapsible) ─── */
.diagnostics-disclosure {
    margin-bottom: 20px;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background: var(--table-hover);
    overflow: hidden;
    transition: border-color var(--transition), box-shadow var(--transition);
}
.diagnostics-disclosure[open] {
    border-color: var(--accent);
    box-shadow: var(--shadow);
}
.diagnostics-disclosure > summary {
    list-style: none;
    cursor: pointer;
    padding: 14px 16px;
    display: flex;
    align-items: flex-start;
    gap: 12px;
    user-select: none;
    transition: background var(--transition);
}
.diagnostics-disclosure > summary::-webkit-details-marker { display: none; }
.diagnostics-disclosure > summary:hover { background: var(--card); }
.diagnostics-chevron {
    flex-shrink: 0;
    width: 28px;
    height: 28px;
    border-radius: 8px;
    background: var(--card);
    border: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
    margin-top: 2px;
}
.diagnostics-chevron svg {
    width: 14px;
    height: 14px;
    transition: transform var(--transition);
}
.diagnostics-disclosure[open] .diagnostics-chevron svg {
    transform: rotate(180deg);
}
.diagnostics-summary-text { flex: 1; min-width: 0; }
.diagnostics-summary-title {
    font-size: 15px;
    font-weight: 600;
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 8px;
    color: var(--text);
}
.diagnostics-badge {
    font-size: 10px;
    font-weight: 700;
    letter-spacing: .06em;
    padding: 3px 8px;
    border-radius: 4px;
    background: var(--warning-bg);
    color: var(--warning);
    border: 1px solid rgba(245, 158, 11, 0.35);
}
.diagnostics-summary-hint {
    font-size: 12px;
    color: var(--text-muted);
    margin-top: 6px;
    line-height: 1.45;
    max-width: 52ch;
}
.diagnostics-body {
    padding: 0 16px 16px;
    border-top: 1px solid var(--border);
}

.all-tags-pagination .btn-all-tags-nav {
    padding: 10px 22px;
    font-size: 14px;
    font-weight: 500;
    min-width: 132px;
    border-radius: var(--radius);
}

.device-card {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-3) var(--space-4);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background: var(--card);
    margin-bottom: var(--space-2);
    transition: var(--transition);
}

.device-card:hover { border-color: var(--accent); box-shadow: var(--shadow); }

.device-card h4 { font-size: 14px; font-weight: 600; margin-bottom: 4px; }
.device-card .device-meta { font-size: 12px; color: var(--text-secondary); }
.device-card .device-ip { font-family: monospace; color: var(--accent); font-weight: 600; }
.device-card-actions { display: flex; gap: 8px; flex-direction: column; }

/* ─── Add Reader Form ─── */
.add-form-wrapper {
    display: none;
    border: 1px dashed var(--border);
    border-radius: var(--radius-lg);
    padding: 24px;
    margin-bottom: var(--space-4);
    background: var(--card);
    box-shadow: var(--shadow);
}

.add-form-wrapper.show { display: block; }

/* ─── RSSI ─── */
.rssi-bar {
    height: 4px;
    border-radius: 2px;
    background: var(--border);
    width: 48px;
    display: inline-block;
    vertical-align: middle;
    margin-right: 6px;
}

.rssi-bar-fill {
    height: 100%;
    border-radius: 2px;
}

.rssi-excellent .rssi-bar-fill { background: var(--success); width: 100%; }
.rssi-good .rssi-bar-fill { background: #22d3ee; width: 75%; }
.rssi-fair .rssi-bar-fill { background: var(--warning); width: 50%; }
.rssi-poor .rssi-bar-fill { background: var(--danger); width: 25%; }

/* ─── Settings / sections ─── */
/* ─── Unified Settings hub: vertical sub-nav + section pane ─── */
/* The Settings tab is a SPA-inside-a-SPA: switching sections is purely
   a class toggle (.settings-section.active). Each section is dormant
   DOM that becomes display:block when active — no fetches happen
   until openSettingsSection() runs the per-section loader. */
.settings-layout {
    display: grid;
    grid-template-columns: 160px 1fr;
    gap: var(--space-4);
    align-items: start;
    /* Subnav прижат вплотную к правому краю sidebar. Полностью «вылезаем»
       из .main padding-left (32px), убираем внутренний padding слева.
       Визуальная граница — тонкая вертикальная линия справа от subnav. */
    margin-left: calc(-1 * var(--space-7));
    padding-left: 0;
}
.settings-subnav {
    display: flex;
    flex-direction: column;
    gap: 1px;
    position: sticky;
    top: var(--space-4);
    padding: var(--space-2) 0;
    border-right: 1px solid var(--border);
}
.settings-subnav-item {
    text-align: left;
    padding: 6px 10px 6px 8px;
    border: none;
    border-left: 2px solid transparent;
    background: transparent;
    cursor: pointer;
    border-radius: 0 6px 6px 0;
    color: var(--text);
    font-size: 13px;
    line-height: 1.3;
    font-family: inherit;
    transition: background var(--transition), color var(--transition), border-color var(--transition);
}
.settings-subnav-item:hover { background: var(--card-elevated); }
.settings-subnav-item.active {
    background: var(--accent-soft);
    color: var(--accent);
    border-left-color: var(--accent);
    font-weight: 600;
}
.settings-section { display: none; }
.settings-section.active { display: block; }
.settings-section > .settings-card { margin-bottom: var(--space-4); }
/* On wide pages, a single section often contains one or two cards —
   let them stretch full-width instead of squashing into the auto-fill
   grid (which assumes a multi-card wall). */
.settings-section .settings-grid { grid-template-columns: minmax(0, 1fr); }
@media (max-width: 860px) {
    .settings-layout { grid-template-columns: 1fr; margin-left: 0; padding-left: 0; }
    .settings-subnav {
        flex-direction: row;
        overflow-x: auto;
        padding-bottom: var(--space-2);
        border-bottom: 1px solid var(--border);
        position: static;
    }
    .settings-subnav-item {
        flex-shrink: 0;
        white-space: nowrap;
    }
}

.settings-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(400px, 1fr)); gap: var(--space-4); }
.settings-card {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: var(--space-5);
}
.settings-card h3 {
    font-size: 15px;
    font-weight: 600;
    margin-bottom: var(--space-4);
    display: flex;
    align-items: center;
    gap: var(--space-2);
}
.setting-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-4);
    padding: 12px 0;
    border-bottom: 1px solid var(--table-border);
}
.setting-row:last-child { border-bottom: none; }
.setting-label { font-size: 14px; color: var(--text); font-weight: 500; }
.setting-hint { font-size: 11px; color: var(--text-secondary); margin-top: 2px; }
.toggle { position: relative; width: 44px; height: 24px; flex-shrink: 0; }
.toggle input { opacity: 0; width: 0; height: 0; }
.toggle-slider {
    position: absolute;
    inset: 0;
    background: var(--switch-off);
    border-radius: 12px;
    cursor: pointer;
    transition: var(--transition);
}
.toggle-slider::before {
    content: '';
    position: absolute;
    height: 18px;
    width: 18px;
    left: 3px;
    top: 3px;
    background: #fff;
    border-radius: 50%;
    transition: var(--transition);
    box-shadow: 0 1px 3px rgba(0,0,0,.15);
}
.toggle input:checked + .toggle-slider { background: var(--accent); }
.toggle input:checked + .toggle-slider::before { transform: translateX(20px); }

/* ─── Integrations ─── */
.integrations-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(340px, 1fr)); gap: var(--space-4); }
.integration-card {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: var(--space-5);
    transition: var(--transition);
}
.integration-card:hover { box-shadow: var(--shadow-lg); }
.integration-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: var(--space-3); }
.integration-title { display: flex; align-items: center; gap: var(--space-3); }
.integration-icon {
    width: 40px;
    height: 40px;
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    background: var(--bg);
}
.integration-desc { font-size: 12px; color: var(--text-secondary); margin-bottom: var(--space-3); }
.integration-fields {
    display: none;
    flex-direction: column;
    gap: var(--space-2);
    margin-top: var(--space-3);
    padding-top: var(--space-3);
    border-top: 1px solid var(--border);
}
.integration-card.expanded .integration-fields { display: flex; }
/* Status pill — visually a badge, kept as alias of .badge */
.integration-status {
    display: inline-flex;
    align-items: center;
    padding: 3px 10px;
    border-radius: var(--radius-sm);
    font-size: 12px;
    font-weight: 600;
    white-space: nowrap;
    background: var(--table-border);
    color: var(--text-secondary);
}
.integration-status.active { background: var(--success-bg); color: var(--success); }

/* ─── Alarm Overlay (top banner) ─── */
.alarm-overlay {
    display: none;
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 10000;
    background: linear-gradient(135deg, var(--danger) 0%, #c1335c 100%);
    color: #fff;
    padding: 16px 28px;
    animation: alarmPulse 1.4s ease-in-out infinite;
    box-shadow: 0 8px 32px rgba(255,77,106,.45), inset 0 -1px 0 rgba(0,0,0,.3);
    backdrop-filter: blur(8px);
}
.alarm-overlay.show { display: flex; align-items: center; justify-content: space-between; gap: 16px; }
.alarm-info { display: flex; align-items: center; gap: 14px; font-weight: 700; font-size: 16px; letter-spacing: -.1px; }
.alarm-actions { display: flex; gap: 8px; }
.alarm-actions button {
    padding: 8px 18px;
    border-radius: 8px;
    border: none;
    font-size: 13px;
    font-weight: 700;
    cursor: pointer;
    transition: var(--transition);
    font-family: inherit;
}
.alarm-btn-mute { background: rgba(255,255,255,.15); color: #fff; border: 1px solid rgba(255,255,255,.25); }
.alarm-btn-mute:hover { background: rgba(255,255,255,.25); }
.alarm-btn-dismiss { background: #fff; color: var(--danger); }
.alarm-btn-dismiss:hover { background: rgba(255,255,255,.92); transform: translateY(-1px); }
@keyframes alarmPulse {
    0%,100% { box-shadow: 0 8px 32px rgba(255,77,106,.45), inset 0 -1px 0 rgba(0,0,0,.3); }
    50% { box-shadow: 0 12px 48px rgba(255,77,106,.75), inset 0 -1px 0 rgba(0,0,0,.3); }
}