:root {
  --bg: #0b0d10;
  --surface: #111419;
  --surface-elevated: #161a21;
  --border: #222731;
  --border-subtle: #1a1f28;
  --text: #f1f5f9;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;

  /* Бирюзовый акцент Sumnet */
  --accent: #14b8a6;
  --accent-hover: #0d9488;
  --accent-text: #2dd4bf;
  --accent-bg: rgba(20, 184, 166, 0.10);
  --accent-border: rgba(20, 184, 166, 0.28);

  /* Сдержанные цвета статусов */
  --tone-neutral-text: #94a3b8;
  --tone-neutral-bg: rgba(148, 163, 184, 0.08);
  --tone-neutral-border: rgba(148, 163, 184, 0.20);

  --tone-active-text: #2dd4bf;
  --tone-active-bg: rgba(20, 184, 166, 0.10);
  --tone-active-border: rgba(20, 184, 166, 0.28);

  --tone-warning-text: #fbbf24;
  --tone-warning-bg: rgba(245, 158, 11, 0.10);
  --tone-warning-border: rgba(245, 158, 11, 0.26);

  --tone-danger-text: #f87171;
  --tone-danger-bg: rgba(239, 68, 68, 0.10);
  --tone-danger-border: rgba(239, 68, 68, 0.26);
}

*, *::before, *::after {
  box-sizing: border-box;
}

html, body {
  margin: 0;
  padding: 0;
  background-color: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Inter", "Segoe UI", Roboto, sans-serif;
  font-size: 14px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

.shell {
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 24px 48px;
}

/* 1. Компактная шапка */
.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 18px 0;
  border-bottom: 1px solid var(--border);
  margin-bottom: 16px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 15px;
  font-weight: 600;
  letter-spacing: -0.01em;
}

.brand-accent {
  color: var(--accent-text);
}

.brand-sep {
  color: var(--text-muted);
  font-weight: 400;
}

.brand-title {
  color: var(--text);
}

.topbar-right {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.user-label {
  color: var(--text-muted);
  font-size: 12.5px;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}

/* Навигационные вкладки (Обзор / Доверенные устройства) */
.nav-tabs {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 24px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border);
  overflow-x: auto;
}

.nav-tab {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  border-radius: 6px;
  border: 1px solid transparent;
  background: transparent;
  color: var(--text-secondary);
  font-family: inherit;
  font-size: 13.5px;
  font-weight: 500;
  line-height: 1.2;
  cursor: pointer;
  text-decoration: none;
  transition: color 0.15s ease, background-color 0.15s ease, border-color 0.15s ease;
  white-space: nowrap;
}

.nav-tab:hover {
  color: var(--text);
  background: var(--surface-elevated);
}

.nav-tab-active,
.nav-tab-active:hover {
  color: var(--accent-text);
  background: var(--accent-bg);
  border-color: var(--accent-border);
}

.nav-tab-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 2px 7px;
  border-radius: 999px;
  font-size: 11.5px;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-weight: 600;
  background: rgba(148, 163, 184, 0.12);
  color: var(--text-secondary);
}

.nav-tab-active .nav-tab-badge {
  background: rgba(20, 184, 166, 0.20);
  color: var(--accent-text);
}

.tab-pane {
  display: none;
}

.tab-pane-active {
  display: block;
}

/* Унифицированные статусные плашки */
.pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 3px 10px;
  border-radius: 6px;
  font-size: 12px;
  font-weight: 500;
  line-height: 1.4;
  white-space: nowrap;
  border: 1px solid transparent;
}

.pill-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: currentColor;
}

.pill-neutral {
  color: var(--tone-neutral-text);
  background: var(--tone-neutral-bg);
  border-color: var(--tone-neutral-border);
}

.pill-active {
  color: var(--tone-active-text);
  background: var(--tone-active-bg);
  border-color: var(--tone-active-border);
}

.pill-warning {
  color: var(--tone-warning-text);
  background: var(--tone-warning-bg);
  border-color: var(--tone-warning-border);
}

.pill-danger {
  color: var(--tone-danger-text);
  background: var(--tone-danger-bg);
  border-color: var(--tone-danger-border);
}

/* Уведомления обратной связи */
.notice {
  padding: 12px 16px;
  border-radius: 8px;
  margin-bottom: 20px;
  font-size: 13.5px;
  border: 1px solid var(--border);
  background: var(--surface);
}

.notice-ok {
  border-color: var(--tone-active-border);
  background: var(--tone-active-bg);
  color: var(--text);
}

.notice-err {
  border-color: var(--tone-danger-border);
  background: var(--tone-danger-bg);
  color: #fecaca;
}

.notice-warn {
  border-color: var(--tone-warning-border);
  background: var(--tone-warning-bg);
  color: var(--tone-warning-text);
  margin-bottom: 12px;
}

/* 2. Главный статус */
.status-panel {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 24px;
  margin-bottom: 20px;
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 24px;
}

.status-main {
  flex: 1;
  min-width: 0;
}

.status-heading {
  margin: 10px 0 6px;
  font-size: 18px;
  font-weight: 600;
  letter-spacing: -0.015em;
  color: var(--text);
}

.status-desc {
  margin: 0;
  color: var(--text-secondary);
  font-size: 13.5px;
  max-width: 680px;
}

.status-meta {
  display: flex;
  flex-direction: column;
  gap: 10px;
  min-width: 230px;
  padding-left: 24px;
  border-left: 1px solid var(--border-subtle);
}

.meta-item {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.meta-label {
  font-size: 11.5px;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.meta-value {
  font-size: 13px;
  color: var(--text);
  font-variant-numeric: tabular-nums;
}

/* 3. Блок управления (2 действия в едином контейнере) */
.controls-panel {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  margin-bottom: 28px;
  display: grid;
  grid-template-columns: 1fr 1fr;
}

.control-block {
  padding: 22px 24px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 16px;
}

.control-block + .control-block {
  border-left: 1px solid var(--border);
}

.control-title {
  margin: 0 0 6px;
  font-size: 14.5px;
  font-weight: 600;
  color: var(--text);
}

.control-desc {
  margin: 0;
  font-size: 13px;
  color: var(--text-secondary);
}

.control-action-row {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.control-hint {
  font-size: 12.5px;
  color: var(--text-muted);
}

.timer-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 7px 12px;
  border-radius: 6px;
  background: var(--tone-warning-bg);
  border: 1px solid var(--tone-warning-border);
  color: var(--tone-warning-text);
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 13px;
  font-weight: 600;
  font-variant-numeric: tabular-nums;
}

/* Кнопки */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 8px 16px;
  border-radius: 6px;
  font-family: inherit;
  font-size: 13px;
  font-weight: 500;
  line-height: 1.4;
  cursor: pointer;
  border: 1px solid transparent;
  transition: background-color 0.15s ease, border-color 0.15s ease, color 0.15s ease;
  text-decoration: none;
  white-space: nowrap;
}

.btn-accent {
  background-color: var(--accent);
  color: #042f2e;
  font-weight: 600;
}

.btn-accent:hover:not(:disabled) {
  background-color: var(--accent-hover);
  color: #f0fdfa;
}

.btn-secondary {
  background-color: var(--surface-elevated);
  border-color: var(--border);
  color: var(--text);
}

.btn-secondary:hover:not(:disabled) {
  border-color: #333b4a;
  background-color: #1c212b;
}

.btn-danger {
  background-color: rgba(239, 68, 68, 0.14);
  border-color: var(--tone-danger-border);
  color: var(--tone-danger-text);
}

.btn-danger:hover:not(:disabled) {
  background-color: rgba(239, 68, 68, 0.22);
}

.btn-ghost {
  background: transparent;
  border-color: var(--border);
  color: var(--text-secondary);
  padding: 6px 12px;
  font-size: 12.5px;
}

.btn-ghost:hover:not(:disabled) {
  color: var(--text);
  border-color: #333b4a;
}

.btn:disabled,
.btn[aria-disabled="true"] {
  background-color: #151921;
  border-color: var(--border-subtle);
  color: var(--text-muted);
  cursor: not-allowed;
  opacity: 0.75;
}

/* Блок предпросмотра снятия локдауна */
.preview-panel {
  background: var(--surface);
  border: 1px solid var(--tone-warning-border);
  border-radius: 10px;
  padding: 20px 24px;
  margin-bottom: 28px;
}

.preview-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
}

.preview-title {
  margin: 0;
  font-size: 15px;
  font-weight: 600;
}

.preview-list {
  margin: 12px 0 16px;
  border: 1px solid var(--border);
  border-radius: 8px;
  overflow: hidden;
}

.preview-row {
  display: flex;
  justify-content: space-between;
  padding: 9px 14px;
  border-bottom: 1px solid var(--border-subtle);
  font-size: 13px;
}

.preview-row:last-child {
  border-bottom: none;
}

/* 4. Журнал событий */
.section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
}

.section-title {
  margin: 0;
  font-size: 15px;
  font-weight: 600;
  color: var(--text);
}

.table-surface {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  overflow: hidden;
}

.table-scroll {
  overflow-x: auto;
}

.events-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}

.events-table th {
  text-align: left;
  padding: 11px 16px;
  font-size: 11.5px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--text-muted);
  background: var(--surface-elevated);
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
}

.events-table td {
  padding: 12px 16px;
  border-bottom: 1px solid var(--border-subtle);
  vertical-align: top;
  color: var(--text);
}

.events-table tbody tr:last-child td {
  border-bottom: none;
}

.col-time {
  white-space: nowrap;
  color: var(--text-secondary);
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 12px;
  font-variant-numeric: tabular-nums;
}

.col-type {
  font-weight: 500;
  min-width: 190px;
}

.col-summary {
  color: var(--text-secondary);
  max-width: 440px;
}

.event-details {
  margin-top: 6px;
  font-size: 12px;
  color: var(--text-muted);
}

.event-details summary {
  cursor: pointer;
  color: var(--accent-text);
  user-select: none;
}

.event-details-body {
  margin-top: 4px;
  padding: 6px 10px;
  background: var(--bg);
  border: 1px solid var(--border-subtle);
  border-radius: 6px;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 11.5px;
}

.empty-state {
  padding: 36px 20px;
  text-align: center;
  color: var(--text-muted);
  font-size: 13.5px;
}

/* Страница входа */
.auth-wrapper {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  padding: 24px 16px;
}

.auth-card {
  width: 100%;
  max-width: 390px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 28px;
}

.auth-brand {
  margin-bottom: 20px;
}

.auth-title {
  margin: 0 0 4px;
  font-size: 18px;
  font-weight: 600;
}

.auth-subtitle {
  margin: 0 0 22px;
  font-size: 13px;
  color: var(--text-secondary);
}

.field {
  margin-bottom: 16px;
}

.field label {
  display: block;
  margin-bottom: 6px;
  font-size: 12.5px;
  font-weight: 500;
  color: var(--text-secondary);
}

.field input {
  width: 100%;
  padding: 9px 12px;
  border-radius: 6px;
  border: 1px solid var(--border);
  background: var(--bg);
  color: var(--text);
  font-family: inherit;
  font-size: 13.5px;
  outline: none;
  transition: border-color 0.15s ease;
}

.field input:focus {
  border-color: var(--accent);
}

/* Блок доверенных устройств */
.sessions-section {
  margin-bottom: 28px;
}

.sessions-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}

.sessions-table th {
  text-align: left;
  padding: 11px 16px;
  font-size: 11.5px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--text-muted);
  background: var(--surface-elevated);
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
}

.sessions-table td {
  padding: 12px 16px;
  border-bottom: 1px solid var(--border-subtle);
  vertical-align: middle;
  color: var(--text);
}

.sessions-table tbody tr:last-child td {
  border-bottom: none;
}

.session-row-current {
  background: rgba(20, 184, 166, 0.04);
}

.col-check {
  width: 72px;
  text-align: center !important;
}

.session-checkbox {
  width: 16px;
  height: 16px;
  accent-color: var(--accent);
  cursor: pointer;
}

.session-checkbox:disabled {
  cursor: not-allowed;
  opacity: 0.7;
}

.session-device {
  font-weight: 500;
  color: var(--text);
}

.session-sub {
  font-size: 12px;
  color: var(--text-secondary);
  margin-top: 2px;
}

.session-mono {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 12.5px;
  color: var(--text);
}

.sessions-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 14px 16px;
  background: var(--surface-elevated);
  border-top: 1px solid var(--border);
  flex-wrap: wrap;
}

/* Адаптивность для смартфонов и планшетов */
@media (max-width: 768px) {
  .shell {
    padding: 0 16px 36px;
  }
  .topbar {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
  }
  .topbar-right {
    width: 100%;
    justify-content: space-between;
  }
  .status-panel {
    flex-direction: column;
    gap: 16px;
    padding: 18px;
  }
  .status-meta {
    width: 100%;
    padding-left: 0;
    padding-top: 14px;
    border-left: none;
    border-top: 1px solid var(--border-subtle);
    flex-direction: row;
    flex-wrap: wrap;
    justify-content: space-between;
  }
  .controls-panel {
    grid-template-columns: 1fr;
  }
  .control-block {
    padding: 18px;
  }
  .control-block + .control-block {
    border-left: none;
    border-top: 1px solid var(--border);
  }
  .sessions-footer {
    flex-direction: column;
    align-items: stretch;
  }
}