:root{
  --bg:#f5f7fb; --fg:#0f172a; --mut:#64748b; --mut-soft:#94a3b8;
  --card:#ffffff; --line:#e7eaf0; --line-soft:#eef1f5; --hover:#f8fafc;
  --accent:#0f172a; --accent-soft:#f1f5f9;
  --ok:#10b981; --warn:#f59e0b; --bad:#ef4444;
  --sidebar-bg:#ffffff; --sidebar-w:240px; --topbar-h:64px;
}
*{box-sizing:border-box}
html,body{height:100%;margin:0;background:var(--bg);color:var(--fg);font:14.5px/1.55 'Inter',system-ui,Segoe UI,Roboto,Arial,sans-serif;-webkit-font-smoothing:antialiased}
body{zoom:1.1}

/* ============ SIDEBAR ============ */
.sidebar{position:fixed;top:0;left:0;bottom:0;width:var(--sidebar-w);background:var(--sidebar-bg);border-right:1px solid var(--line);display:flex;flex-direction:column;z-index:10}
.sb-brand{padding:20px 22px;display:flex;align-items:center;gap:10px;border-bottom:1px solid var(--line-soft)}
.sb-logo{width:44px;height:44px;border-radius:12px;background:linear-gradient(135deg,#0ea5e9 0%,#0369a1 100%);display:flex;align-items:center;justify-content:center;box-shadow:0 4px 10px rgba(14,165,233,.25)}
.sb-logo svg{width:23px;height:23px;fill:#fff}
.sb-brand-text{font-weight:800;font-size:15px;letter-spacing:.06em;line-height:1.1}
.sb-brand-sub{font-size:11px;color:var(--mut);letter-spacing:.04em;margin-top:2px}
.sb-nav{padding:14px 12px;flex:1;overflow-y:auto}
.sb-section-title{padding:14px 12px 6px;font-size:11px;text-transform:uppercase;letter-spacing:.08em;color:var(--mut-soft);font-weight:600}
.sb-item{display:flex;align-items:center;gap:11px;padding:9px 12px;border-radius:10px;color:var(--mut);text-decoration:none;font-weight:500;font-size:14px;transition:background .12s ease,color .12s ease;margin-bottom:2px;cursor:pointer}
.sb-item:hover{background:var(--hover);color:var(--fg)}
.sb-item.active{background:var(--accent-soft);color:var(--fg);font-weight:600}
.sb-item.disabled{cursor:default;pointer-events:none;opacity:.6}
.sb-badge{margin-left:auto;display:inline-flex;align-items:center;gap:3px;font-size:10px;font-weight:600;letter-spacing:.2px;color:#b45309;background:#fef3c7;border:1px solid #fcd34d;padding:2px 7px;border-radius:7px;white-space:nowrap;line-height:1.3}
.sb-item .ico{width:18px;height:18px;flex-shrink:0;color:currentColor}
.sb-item .ico svg{width:100%;height:100%;stroke:currentColor;fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.sb-footer{padding:14px 18px;border-top:1px solid var(--line-soft);font-size:11.5px;color:var(--mut-soft);line-height:1.5}

/* ============ TOPBAR + MAIN ============ */
.main{margin-left:var(--sidebar-w);min-height:100vh;display:flex;flex-direction:column}
.topbar{height:var(--topbar-h);background:#fff;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;padding:0 28px;position:sticky;top:0;z-index:5}
.tb-title{font-size:17px;font-weight:700;letter-spacing:.01em}
.tb-right{display:flex;align-items:center;gap:10px}
.tb-badge{padding:5px 12px;background:#fff4e0;border:1px solid #f59e0b;border-radius:8px;color:#b45309;font-size:12px;font-weight:600;display:inline-flex;align-items:center;gap:6px}
.tb-user{width:36px;height:36px;border-radius:50%;background:linear-gradient(135deg,#94a3b8,#475569);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:13px;letter-spacing:.04em}

/* ============ CONTENT ============ */
.content{padding:28px;flex:1}
.content-inner{max-width:1100px;margin:0 auto}
.placeholder{background:#fff;border:1px dashed var(--line);border-radius:14px;padding:60px 24px;text-align:center;color:var(--mut)}
.placeholder-title{font-size:15px;font-weight:600;color:var(--fg);margin-bottom:6px}
.placeholder.error{border-color:#fecaca;background:#fef2f2;color:#b91c1c}
.placeholder.error .placeholder-title{color:#b91c1c}

/* ============ KPI ============ */
.kpi-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:12px;margin-bottom:24px}
.kpi{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:18px 20px;box-shadow:0 1px 3px rgba(15,23,42,.04);position:relative}
.kpi-label{font-size:11px;text-transform:uppercase;letter-spacing:.06em;color:var(--mut);font-weight:600;margin-bottom:10px;display:flex;align-items:center;gap:6px}
.kpi-value{font-size:28px;font-weight:700;line-height:1.1;color:var(--fg)}
.kpi-sub{font-size:12px;color:var(--mut-soft);margin-top:6px}
.kpi.temp .kpi-label::after{content:"в розробці";font-size:10px;padding:2px 6px;background:#fff4e0;color:#b45309;border-radius:4px;font-weight:600;letter-spacing:.02em;text-transform:none}

/* ============ CARD with TABLE ============ */
.card{background:var(--card);border:1px solid var(--line);border-radius:14px;box-shadow:0 1px 3px rgba(15,23,42,.04),0 8px 24px rgba(15,23,42,.04);overflow:hidden}
.card-head{padding:16px 20px;border-bottom:1px solid var(--line);font-weight:700;font-size:15px}
.card-head-row{display:flex;align-items:center;justify-content:space-between;padding:16px 20px;border-bottom:1px solid var(--line)}
.card-head-row .card-title{font-weight:700;font-size:15px}
.card-head-row .card-actions{display:flex;gap:8px}
table{width:100%;border-collapse:separate;border-spacing:0}
thead th{background:#fafbfc;text-align:left;font-size:11px;text-transform:uppercase;letter-spacing:.06em;color:var(--mut-soft);font-weight:600;padding:12px 14px;border-bottom:1px solid var(--line)}
tbody td{padding:14px;border-bottom:1px solid var(--line-soft);vertical-align:middle;font-size:13.5px}
tbody tr:last-child td{border-bottom:0}
tbody tr{transition:background-color .12s ease}
tbody tr:hover{background:var(--hover)}
table th:nth-child(n+2),table td:nth-child(n+2){text-align:center}

/* ============ PILL / BARS / MONO ============ */
.pill{display:inline-flex;align-items:center;gap:7px;padding:3px 10px 3px 9px;border-radius:999px;font-size:12px;font-weight:600;line-height:1.4}
.pill::before{content:"";width:7px;height:7px;border-radius:50%;background:currentColor;opacity:.85}
.pill.ok{background:#dcfce7;color:#15803d}
.pill.warn{background:#fef9e7;color:#a16207}
.pill.err{background:#fde8e8;color:#b91c1c}
.bars{display:inline-grid;grid-template-columns:repeat(5,5px);gap:3px;align-items:end;margin-left:6px;vertical-align:middle}
.bar{width:5px;height:6px;background:#e2e8f0;border-radius:1.5px}
.bar.on{background:var(--ok)}
.bar:nth-child(2){height:9px}.bar:nth-child(3){height:12px}.bar:nth-child(4){height:15px}.bar:nth-child(5){height:18px}
.mono{font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace}
.muted{color:var(--mut)}
.dev-cell-id{font-weight:600}
.dev-cell-sub{font-size:11.5px;color:var(--mut-soft);line-height:1.4;margin-top:2px}
.rssi-wrap{display:inline-flex;align-items:center;gap:4px}

/* ============ USERS ============ */
.users-toolbar{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:16px;flex-wrap:wrap}
.search-box{display:flex;align-items:center;gap:8px;background:#fff;border:1px solid var(--line);border-radius:10px;padding:7px 12px;min-width:280px;color:var(--mut-soft);position:relative}
.search-box svg{width:16px;height:16px;flex-shrink:0;stroke:currentColor;fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.search-box input{border:0;outline:0;background:transparent;flex:1;font:inherit;font-size:13.5px;color:var(--fg);padding:0}
.search-box input::placeholder{color:var(--mut-soft)}
.badge-dev{display:inline-flex;align-items:center;padding:2px 7px;background:#fff4e0;color:#b45309;border-radius:5px;font-size:10px;font-weight:600;letter-spacing:.02em;text-transform:none;margin-left:8px;vertical-align:middle}
.dev-disabled{opacity:.55;pointer-events:none;cursor:not-allowed}
.btn-add{display:inline-flex;align-items:center;gap:6px;padding:7px 12px;background:var(--accent);color:#fff;border:1px solid var(--accent);border-radius:10px;font:inherit;font-size:13px;font-weight:500;cursor:pointer}
.btn-add svg{width:14px;height:14px;stroke:currentColor;fill:none;stroke-width:2.2;stroke-linecap:round}
.pill-card{display:inline-flex;align-items:center;gap:5px;padding:3px 9px;border-radius:999px;font-size:11.5px;font-weight:600;line-height:1.4}
.pill-card svg{width:11px;height:11px;stroke:currentColor;fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.pill-card.unsafe{background:#fee2e2;color:#b91c1c}
.pill-card.safe{background:#dcfce7;color:#15803d}
.u-input{padding:7px 10px;border:1px solid var(--line);border-radius:8px;background:#fff;font:inherit;font-size:13.5px;width:100%;max-width:240px;transition:border-color .12s ease,box-shadow .12s ease}
.u-input:focus{outline:none;border-color:#94a3b8;box-shadow:0 0 0 3px rgba(148,163,184,.15)}
.u-fio-cell{display:flex;align-items:center;gap:8px;flex-wrap:nowrap;justify-content:center}
.u-hint{font-size:11.5px;color:var(--mut);min-width:80px;text-align:left}
.u-hint.ok{color:#15803d}
.u-hint.err{color:#b91c1c}
.u-range-cell{display:inline-flex;align-items:center;gap:10px;justify-content:center}
.u-sum{font-family:ui-monospace,monospace;min-width:80px;text-align:left;color:var(--mut)}
.u-sum.has{color:var(--fg);font-weight:600}
.u-reset-cell{display:inline-flex;align-items:center;gap:8px;justify-content:center}
.u-reset-cell label{display:inline-flex;align-items:center;gap:7px;cursor:pointer;font-size:12.5px;color:var(--mut)}
.u-empty{text-align:center;color:var(--mut);padding:40px}

/* ============ BUTTONS ============ */
.btn{padding:7px 14px;border-radius:10px;border:1px solid var(--line);background:#fff;cursor:pointer;font:inherit;font-size:13px;font-weight:500;color:var(--fg);transition:all .15s ease;line-height:1.4}
.btn:hover{background:var(--hover);border-color:#cbd5e1}
.btn:active{transform:translateY(1px)}
.btn:disabled{opacity:.6;cursor:not-allowed}

/* ============ MODAL ============ */
.modal-backdrop{position:fixed;inset:0;background:rgba(15,23,42,.4);backdrop-filter:blur(2px);display:none;align-items:center;justify-content:center;padding:16px;z-index:100}
.modal-backdrop.show{display:flex}
.modal{width:100%;max-width:520px;background:#fff;border:1px solid var(--line);border-radius:16px;box-shadow:0 10px 40px rgba(15,23,42,.2);overflow:hidden}
.modal-h{display:flex;justify-content:space-between;align-items:center;padding:16px 20px;border-bottom:1px solid var(--line)}
.modal-h-title{font-weight:700;font-size:15px}
.modal-b{padding:20px}
.modal-f{display:flex;justify-content:flex-end;gap:8px;padding:14px 20px;border-top:1px solid var(--line);background:#fafbfc}
.close-x{border:none;background:transparent;font-size:22px;cursor:pointer;color:var(--mut);width:32px;height:32px;border-radius:8px;display:flex;align-items:center;justify-content:center}
.close-x:hover{background:var(--hover);color:var(--fg)}
.modal-row{display:flex;gap:14px;align-items:center;flex-wrap:wrap;margin:10px 0}
.modal-label{font-size:12px;color:var(--mut);margin-bottom:4px}
.modal-input{padding:8px 12px;border:1px solid var(--line);border-radius:10px;background:#fff;font:inherit;font-size:14px}
.modal-input:focus{outline:none;border-color:#94a3b8;box-shadow:0 0 0 3px rgba(148,163,184,.15)}
.btn-modal{padding:8px 14px;border-radius:10px;border:1px solid var(--line);background:#fff;cursor:pointer;font:inherit;font-size:13px;font-weight:500;color:var(--fg);transition:all .15s ease}
.btn-modal:hover{background:var(--hover);border-color:#cbd5e1}
.btn-modal.primary{background:var(--accent);color:#fff;border-color:var(--accent)}
.btn-modal.primary:hover{background:#1e293b}

/* ============ FOOTER ============ */
.footer{padding:18px 28px;border-top:1px solid var(--line);font-size:12px;color:var(--mut-soft);text-align:center;background:#fff}

/* ============ АДАПТИВ ============ */
@media (max-width:1200px){.kpi-grid{grid-template-columns:repeat(2,1fr)}}
@media (max-width:900px){.sidebar{transform:translateX(-100%);transition:transform .2s ease}.sidebar.open{transform:translateX(0)}.main{margin-left:0}}

/* Ширины колонок таблицы Користувачі */
#usersTable th.col-uid,#usersTable td.col-uid{width:120px}
#usersTable th.col-fio,#usersTable td.col-fio{width:500px}
#usersTable th.col-balance,#usersTable td.col-balance{width:110px}
#usersTable th.col-type,#usersTable td.col-type{width:160px}
#usersTable th.col-stats,#usersTable td.col-stats{width:auto}
#usersTable th.col-reset,#usersTable td.col-reset{width:220px}

/* Поліпшений input ПІБ */
.u-input{padding:8px 12px;border:1px solid var(--line);border-radius:8px;background:#fff;font:inherit;font-size:13.5px;width:100%;max-width:420px;min-width:320px;transition:border-color .12s ease,box-shadow .12s ease;color:var(--fg)}
.u-input:focus{outline:none;border-color:#94a3b8;box-shadow:0 0 0 3px rgba(148,163,184,.15)}
.u-input::placeholder{color:var(--mut-soft)}

/* Кнопка Зберегти — компактна */
.btn-save{padding:6px 12px;border-radius:8px;border:1px solid var(--line);background:#fff;cursor:pointer;font:inherit;font-size:12.5px;font-weight:500;color:var(--fg);transition:all .15s ease;display:inline-flex;align-items:center;gap:5px;white-space:nowrap}
.btn-save:hover{background:var(--hover);border-color:#cbd5e1}
.btn-save:active{transform:translateY(1px)}
.btn-save:disabled{opacity:.6;cursor:not-allowed}
.btn-save svg{width:12px;height:12px;stroke:currentColor;fill:none;stroke-width:2.2;stroke-linecap:round;stroke-linejoin:round}

/* Кастомний чекбокс */
.u-checkbox{position:relative;display:inline-flex;align-items:center;gap:9px;cursor:pointer;user-select:none}
.u-checkbox input[type=checkbox]{position:absolute;opacity:0;width:0;height:0;pointer-events:none}
.u-checkbox .cbox{width:18px;height:18px;border:1.5px solid #cbd5e1;border-radius:5px;background:#fff;display:inline-flex;align-items:center;justify-content:center;transition:all .15s ease;flex-shrink:0}
.u-checkbox:hover .cbox{border-color:#94a3b8}
.u-checkbox input:checked + .cbox{background:var(--accent);border-color:var(--accent)}
.u-checkbox .cbox svg{width:11px;height:11px;stroke:#fff;fill:none;stroke-width:3;stroke-linecap:round;stroke-linejoin:round;opacity:0;transition:opacity .15s ease}
.u-checkbox input:checked + .cbox svg{opacity:1}
.u-checkbox .cbox-text{font-size:13px;color:var(--fg);font-weight:500}
.u-checkbox:hover .cbox-text{color:var(--fg)}

/* Тригер: помилка */
.u-input.err{border-color:#fecaca;background:#fef2f2}

/* === OTA === */
.btn-update{display:inline-flex;align-items:center;gap:6px;padding:7px 12px;background:var(--accent);color:#fff;border:1px solid var(--accent);border-radius:10px;font:inherit;font-size:13px;font-weight:500;cursor:pointer;transition:background .15s ease}
.btn-update:hover{background:#1e293b}
.btn-update svg{width:13px;height:13px;stroke:currentColor;fill:none;stroke-width:2.2;stroke-linecap:round;stroke-linejoin:round}
.ota-field{display:flex;align-items:baseline;gap:10px;margin:10px 0;font-size:14px}
.ota-field .modal-label{margin-bottom:0;min-width:130px}
.ota-status{margin-top:16px;padding:10px 14px;border-radius:10px;font-size:13px;font-weight:500;line-height:1.4}
.ota-status.progress{background:var(--accent-soft);color:var(--fg)}
.ota-status.ok{background:#dcfce7;color:#15803d}
.ota-status.err{background:#fee2e2;color:#b91c1c}

/* === ДІАГНОСТИКА === */
.diag-layout{display:grid;grid-template-columns:1fr 1fr;gap:20px;align-items:start}
@media (max-width:1024px){.diag-layout{grid-template-columns:1fr}}
.diag-list table th,.diag-list table td{text-align:left}
.diag-list table th:nth-child(n+2),.diag-list table td:nth-child(n+2){text-align:left}
.diag-row{cursor:pointer}
.diag-row.selected{background:var(--accent-soft)}
.diag-row.selected td:first-child{position:relative}
.diag-row.selected td:first-child::before{content:"";position:absolute;left:0;top:0;bottom:0;width:3px;background:var(--accent)}
.diag-actions{min-height:300px}
.diag-body{padding:20px}

.diag-primary-row{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-bottom:18px}
.diag-btn-pour{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:14px 16px;border-radius:10px;font:inherit;font-size:14px;font-weight:600;cursor:pointer;border:1px solid;transition:all .15s ease;position:relative}
.diag-btn-pour svg{width:16px;height:16px;fill:currentColor;flex-shrink:0}
.diag-btn-pour-start{background:#10b981;color:#fff;border-color:#10b981}
.diag-btn-pour-start:hover{background:#059669}
.diag-btn-pour-stop{background:#ef4444;color:#fff;border-color:#ef4444}
.diag-btn-pour-stop:hover{background:#dc2626}

.diag-actions-list{display:flex;flex-direction:column;gap:8px}
.diag-btn{display:flex;align-items:center;justify-content:space-between;padding:11px 16px;border-radius:10px;background:#fff;border:1px solid var(--line);font:inherit;font-size:14px;font-weight:500;color:var(--fg);cursor:pointer;transition:all .15s ease;text-align:left}
.diag-btn:hover:not(:disabled):not(.dev-disabled){background:var(--hover);border-color:#cbd5e1}
.diag-btn:active:not(:disabled):not(.dev-disabled){transform:translateY(1px)}
.diag-btn:disabled,.diag-btn-disabled{opacity:.55;cursor:not-allowed}
.diag-btn.good{background:#f0fdf4;border-color:#bbf7d0;color:#15803d}
.diag-btn.good:hover:not(:disabled){background:#dcfce7;border-color:#86efac}
.diag-btn.bad{background:#fef2f2;border-color:#fecaca;color:#b91c1c}
.diag-btn.bad:hover:not(:disabled){background:#fee2e2;border-color:#fca5a5}
.diag-btn-hint{font-size:12px;color:var(--mut)}

.diag-danger-zone{margin-top:24px;padding-top:18px;border-top:1px dashed var(--line)}

#diagActionsRssi .bars{display:inline-grid;margin-left:8px;vertical-align:middle}

/* === ТЕРМІНАЛ MQTT === */
#ttyModal{padding:24px}
.tty-window{width:1100px;max-width:96vw;height:86vh;background:#fff;border-radius:14px;box-shadow:0 20px 40px rgba(0,0,0,.25);overflow:hidden;display:flex;flex-direction:column}
.tty-head{padding:14px 18px;border-bottom:1px solid var(--line);display:flex;justify-content:space-between;align-items:center;flex:0 0 auto}
.tty-title{font-weight:700;font-size:15px}
.tty-log{flex:1 1 auto;min-height:0;margin:0;padding:14px;background:#0b1220;color:#cbd5e1;border-radius:0;overflow:auto;white-space:pre-wrap;font:12.5px/1.35 ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace;letter-spacing:0}
.tty-input-row{flex:0 0 auto;display:flex;gap:10px;align-items:center;padding:12px 14px;border-top:1px solid var(--line);background:#fff}
.tty-input-row input{flex:1;padding:9px 12px;border:1px solid var(--line);border-radius:8px;outline:none;font:inherit;font-size:13px}
.tty-input-row input:focus{border-color:#94a3b8;box-shadow:0 0 0 3px rgba(148,163,184,.15)}

/* Кнопка danger в модалках */
.btn-modal.danger{background:#ef4444;color:#fff;border-color:#ef4444}
.btn-modal.danger:hover{background:#dc2626;border-color:#dc2626}

/* Строка действия: кнопка фиксированной ширины + результат справа */
.diag-row-act{display:grid;grid-template-columns:240px 1fr;gap:14px;align-items:center}
.diag-row-act .diag-btn{justify-content:flex-start;width:100%}
.diag-result{font-size:13px;color:var(--mut);display:inline-flex;align-items:center;gap:6px;min-height:24px}
.diag-result.ok{color:#15803d;font-weight:500}
.diag-result.err{color:#b91c1c;font-weight:500}
.diag-result.progress{color:var(--mut);font-style:italic}


/* === НАЛАШТУВАННЯ === */
.set-body{padding:20px}
.set-info-row{display:flex;align-items:center;gap:10px;padding:10px 14px;background:var(--accent-soft);border-radius:10px;margin-bottom:18px;font-size:13px}
.set-section{margin-bottom:22px;padding:16px 18px;border:1px solid var(--line);border-radius:12px;background:#fff}
.set-section-title{font-size:11px;text-transform:uppercase;letter-spacing:.08em;color:var(--mut-soft);font-weight:700;margin-bottom:12px}
.set-param{padding:10px 0;border-bottom:1px solid var(--line-soft)}
.set-param:last-child{border-bottom:0;padding-bottom:0}
.set-param:first-child{padding-top:0}
.set-param-label{font-weight:600;font-size:13.5px;margin-bottom:6px;color:var(--fg)}
.set-param-desc{font-size:12px;color:var(--mut);margin-top:6px;line-height:1.4}
.set-row-input{display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.set-input{padding:7px 10px;border:1px solid var(--line);border-radius:8px;background:#fff;font:inherit;font-size:13.5px;width:200px;transition:border-color .12s ease,box-shadow .12s ease}
.set-input:focus{outline:none;border-color:#94a3b8;box-shadow:0 0 0 3px rgba(148,163,184,.15)}
.set-toggle{display:inline-flex;background:#f1f5f9;border:1px solid var(--line);border-radius:10px;padding:3px;align-items:center;gap:0}
.set-toggle-btn{padding:6px 14px;border:0;background:transparent;cursor:pointer;font:inherit;font-size:12.5px;font-weight:600;color:var(--mut);border-radius:7px;transition:all .15s ease;white-space:nowrap}
.set-toggle-btn:hover:not(.active){color:var(--fg)}
.set-toggle-btn.active{background:var(--accent);color:#fff;box-shadow:0 1px 3px rgba(15,23,42,.15)}
.diag-row-offline{opacity:.55;cursor:not-allowed !important}
.diag-row-offline:hover{background:transparent !important}

/* === СТАТИСТИКА === */
.stats-toolbar{display:flex;align-items:center;justify-content:space-between;gap:14px;margin-bottom:16px;flex-wrap:wrap;background:#fff;border:1px solid var(--line);border-radius:14px;padding:14px 18px}
.stats-period{display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.stats-period-label{font-size:12.5px;color:var(--mut);font-weight:600}
.stats-period input[type=date]{padding:7px 10px;border:1px solid var(--line);border-radius:8px;background:#fff;font:inherit;font-size:13.5px;transition:border-color .12s ease,box-shadow .12s ease;color:var(--fg)}
.stats-period input[type=date]:focus{outline:none;border-color:#94a3b8;box-shadow:0 0 0 3px rgba(148,163,184,.15)}
.stats-period input[type=date]:disabled{background:#f8fafc;color:var(--mut)}
.stats-period .dash{color:var(--mut)}

.stats-tabs{display:flex;gap:4px;background:#fff;border:1px solid var(--line);border-radius:12px;padding:4px;margin-bottom:18px;width:fit-content}
.stats-tab{padding:8px 18px;border:0;background:transparent;cursor:pointer;font:inherit;font-size:13.5px;font-weight:600;color:var(--mut);border-radius:8px;transition:all .15s ease}
.stats-tab:hover:not(.active){color:var(--fg)}
.stats-tab.active{background:var(--accent);color:#fff}

.kpi-grid.kpi-grid-3{grid-template-columns:repeat(3,1fr)}
@media (max-width:1200px){.kpi-grid.kpi-grid-3{grid-template-columns:repeat(2,1fr)}}

#statsUsersTable thead th.sortable,
#statsDevTable thead th.sortable,
#statsDetailsThead th.sortable{cursor:pointer;user-select:none;white-space:nowrap}
#statsUsersTable thead th.sortable:hover,
#statsDevTable thead th.sortable:hover,
#statsDetailsThead th.sortable:hover{color:var(--fg)}
#statsUsersTable thead th.sort-asc::after,
#statsDevTable thead th.sort-asc::after,
#statsDetailsThead th.sort-asc::after{content:" ▲";font-size:9px;opacity:.7}
#statsUsersTable thead th.sort-desc::after,
#statsDevTable thead th.sort-desc::after,
#statsDetailsThead th.sort-desc::after{content:" ▼";font-size:9px;opacity:.7}

/* Модалка деталей — размер 1100x86vh как Термінал MQTT */
#statsDetailsModal{padding:24px}
.stats-modal-window{width:1100px;max-width:96vw;height:86vh;background:#fff;border-radius:14px;box-shadow:0 20px 40px rgba(0,0,0,.25);overflow:hidden;display:flex;flex-direction:column}
.stats-modal-body{flex:1 1 auto;min-height:0;overflow:auto;padding:16px 20px;display:flex;flex-direction:column;gap:14px;background:#fafbfc}
.stats-modal-summary{font-size:13.5px;color:var(--fg);padding:11px 16px;background:var(--accent-soft);border-radius:10px;line-height:1.6}
.stats-modal-summary b{font-weight:700;color:var(--fg)}
.stats-modal-table-wrap{flex:1 1 auto;min-height:0;overflow:auto;border:1px solid var(--line);border-radius:10px;background:#fff}
.stats-modal-table-wrap table{width:100%;border-collapse:separate;border-spacing:0}
.stats-modal-table-wrap thead{position:sticky;top:0;z-index:2}
.stats-modal-table-wrap thead th{background:#fafbfc}
.stats-modal-footer{padding:12px 20px;border-top:1px solid var(--line);display:flex;justify-content:flex-end;gap:10px;background:#fff;flex:0 0 auto}

/* === ПРЕСЕТИ НАЛАШТУВАНЬ === */
.set-preset-list{display:flex;flex-direction:column;gap:6px;max-height:340px;overflow:auto;border:1px solid var(--line);border-radius:10px;background:#fafbfc;padding:6px}
.set-preset-row{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:10px 12px;background:#fff;border:1px solid var(--line);border-radius:8px;transition:border-color .12s ease}
.set-preset-row:hover{border-color:#cbd5e1}
.set-preset-name{font-weight:500;font-size:14px;color:var(--fg);word-break:break-word;flex:1;min-width:0}
.set-preset-actions{display:flex;gap:6px;flex-shrink:0}
.set-preset-actions .btn-save{padding:6px 12px;font-size:12.5px}
.set-preset-actions .preset-del{padding:6px 10px;color:#b91c1c}
.set-preset-actions .preset-del:hover{background:#fee2e2;border-color:#fca5a5}

/* --- Блокування карток (додано 2026-05-20) --- */
#usersTable th.col-block,#usersTable td.col-block{width:200px}
.u-block-cell{display:flex;align-items:center;gap:8px}
.blkCardBtn{white-space:nowrap}
#usersTable tr.u-blocked{background:#fef2f2}
#usersTable tr.u-blocked .blkCardBtn{border-color:#fecaca;color:#b91c1c}
#usersTable tr.u-pending{background:#fffbeb}
#usersTable tr.u-pending .blkCardBtn{border-color:#fde68a;color:#b45309}

/* --- Кольори кнопки блокування картки (додано 2026-05-20) --- */
#usersTable .blkCardBtn.blk-block{background:#ef4444!important;border-color:#ef4444!important;color:#fff!important}
#usersTable .blkCardBtn.blk-block:hover{background:#dc2626!important;border-color:#dc2626!important}
#usersTable .blkCardBtn.blk-unblock{background:#16a34a!important;border-color:#16a34a!important;color:#fff!important}
#usersTable .blkCardBtn.blk-unblock:hover{background:#15803d!important;border-color:#15803d!important}
#usersTable .blkCardBtn.blk-pending{background:#fff!important;border-color:#fdba74!important;color:#b45309!important}

/* --- Налаштування "Повний баланс картки" (додано 2026-05-22) --- */
.full-balance-box{display:inline-flex;align-items:center;gap:8px;margin-right:14px;padding:6px 10px;border:1px solid var(--line);border-radius:10px;background:#fff}
.full-balance-box .fb-label{font-size:13px;color:var(--mut)}
.full-balance-box .fb-input{width:80px;padding:6px 8px;text-align:right}
.full-balance-box .fb-unit{font-size:13px;color:var(--mut)}

/* --- Компактне поле "Повний баланс картки" (fix 2026-05-22) --- */
.full-balance-box .fb-input{width:64px !important;min-width:64px !important;max-width:64px !important;padding:6px 8px !important;text-align:right;font-size:13px}
.full-balance-box{padding:5px 9px;margin-right:12px}
.full-balance-box .fb-label{white-space:nowrap}

/* --- 5 KPI-плашок в один ряд, компактніше (2026-05-22) --- */
.kpi-grid{grid-template-columns:repeat(5,1fr) !important;gap:12px !important}
.kpi{padding:14px 16px !important}
.kpi-value{font-size:23px !important}
.kpi-label{margin-bottom:8px !important}
@media (max-width:1100px){.kpi-grid{grid-template-columns:repeat(5,1fr) !important;gap:8px !important}.kpi-value{font-size:19px !important}.kpi{padding:10px 12px !important}}

/* 4 KPI-плашки в статистике (2026-05-23) */
.kpi-grid-4{grid-template-columns:repeat(4,1fr) !important}
@media (max-width:900px){.kpi-grid-4{grid-template-columns:repeat(2,1fr) !important}}

/* 1 KPI-плашка (Пристрої в статистике) — не на всю ширину (2026-05-23) */
.kpi-grid-1{grid-template-columns:repeat(4,1fr) !important}
.kpi-grid-1 .kpi{grid-column:span 1}

/* Вкладки в модалці деталей — у стилі stats-tab (2026-05-23) */
.modal-tabs{display:flex;gap:4px;background:#fff;border:1px solid var(--line);border-radius:12px;padding:4px;margin-bottom:16px;width:fit-content}
.modal-tab{padding:8px 18px;border:0;background:transparent;cursor:pointer;font:inherit;font-size:13.5px;font-weight:600;color:var(--mut);border-radius:8px;transition:all .15s ease}
.modal-tab:hover:not(.active){color:var(--fg)}
.modal-tab.active{background:var(--accent);color:#fff}


/* ====== Мобільне меню (бурґер) — етап 1, 2026-06-09 ====== */
.tb-left{display:flex;align-items:center;gap:10px;min-width:0}
.tb-burger{display:none;width:38px;height:38px;border:1px solid var(--line);border-radius:10px;background:#fff;cursor:pointer;align-items:center;justify-content:center;color:var(--fg);flex-shrink:0;padding:0}
.tb-burger svg{width:20px;height:20px;stroke:currentColor;fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.tb-burger:hover{background:var(--hover)}
.nav-overlay{display:none;position:fixed;inset:0;background:rgba(15,23,42,.45);z-index:9}
@media (max-width:900px){
  .tb-burger{display:inline-flex}
  .nav-overlay.show{display:block}
}


/* ====== OTA hidden on mobile (stage 2, 2026-06-09) ====== */
.ota-mobile-note{display:none;background:#fff;border:1px solid var(--line);border-radius:14px;padding:30px 22px;text-align:center}
.ota-mobile-note .ota-mn-ic{width:46px;height:46px;border-radius:12px;background:#f1f5f9;display:flex;align-items:center;justify-content:center;margin:0 auto 14px;color:#64748b}
.ota-mobile-note .ota-mn-ic svg{width:24px;height:24px;stroke:currentColor;fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.ota-mobile-note .ota-mn-title{font-size:16px;font-weight:600;color:var(--fg);margin-bottom:8px}
.ota-mobile-note .ota-mn-sub{font-size:13px;color:var(--mut);line-height:1.6}
@media (max-width:900px){
  .sb-item[data-section="ota"]{display:none}
  #otaCard{display:none}
  .ota-mobile-note{display:block}
}


/* ====== tty+preset mobile (stage N2, 2026-06-09) ====== */
@media (max-width:900px){
  /* Монітор порта: поле + кнопка одне під одним */
  .tty-input-row{flex-direction:column;align-items:stretch;gap:8px}
  .tty-input-row input{width:100%}
  .tty-input-row button{width:100%}
  /* Пресети: ряд дій переноситься, кнопки не їдуть */
  .set-preset-row{flex-wrap:wrap}
  .set-preset-actions{flex-wrap:wrap}
}


/* ====== settings modals mobile N3 (2026-06-09) ====== */
@media (max-width:900px){
  /* Монітор порта: кнопка Відправити на всю ширину */
  #portModal #portSend{width:100% !important;padding:13px 16px !important}
  /* Пресети: кнопка Зберегти на всю ширину */
  #presetSaveBar #presetSaveCur{width:100% !important;padding:12px !important}
  /* Wi-Fi: шапка у стовпчик, ID не налазить на Оновити */
  #wifiModal > div > div:first-child{flex-direction:column;align-items:flex-start !important;gap:10px}
  #wifiModal > div > div:first-child > div:first-child{flex-direction:column;align-items:flex-start !important;gap:3px}
}