/* Общая шапка и подвал: публичные страницы и админка (подключается как /static/site.css) */
html,
body {
  margin: 0;
}

:root {
  --site-bg: #0e1116;
  --site-fg: #e8eaef;
  --site-muted: #8b93a7;
  --site-accent: #3d9cf0;
  --site-border: #2a3140;
  --site-header-bg: rgba(14, 17, 22, 0.94);
  --site-skel-a: #1a222e;
  --site-skel-b: #2a3545;
}

.site-shell--landing {
  --site-bg: #0d0d1a;
}

.site-shell {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background: var(--site-bg);
  color: var(--site-fg);
  font-family: system-ui, "Segoe UI", sans-serif;
  line-height: 1.5;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.65rem 1rem;
  padding: 0.65rem 1.25rem;
  border-bottom: 1px solid var(--site-border);
  background: var(--site-header-bg);
  backdrop-filter: blur(10px);
}

.site-brand {
  font-weight: 700;
  color: var(--site-fg);
  text-decoration: none;
  font-size: 1.05rem;
  letter-spacing: -0.02em;
  transition: color 0.15s ease;
}

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

.site-brand:focus-visible {
  color: var(--site-accent);
  outline: 2px solid var(--site-accent);
  outline-offset: 3px;
  border-radius: 4px;
}

.site-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.1rem;
  align-items: center;
}

.site-nav a {
  color: var(--site-muted);
  text-decoration: none;
  font-size: 0.875rem;
  padding: 0.35rem 0.55rem;
  margin: -0.35rem -0.15rem;
  border-radius: 6px;
  transition: color 0.15s ease, background 0.15s ease;
}

.site-nav a:hover {
  color: var(--site-accent);
  background: rgba(61, 156, 240, 0.1);
}

.site-nav a:focus-visible {
  color: var(--site-accent);
  outline: 2px solid var(--site-accent);
  outline-offset: 2px;
}

.site-nav .site-nav__btn {
  border: 1px solid var(--site-accent);
  color: var(--site-accent);
  background: transparent;
  border-radius: 999px;
  padding: 0.25rem 0.65rem;
  font-size: 0.8rem;
  cursor: pointer;
  font-family: inherit;
  transition: color 0.15s ease, background 0.15s ease, border-color 0.15s ease;
}

.site-nav .site-nav__btn:hover {
  background: rgba(61, 156, 240, 0.12);
}

.site-nav .site-nav__btn:focus-visible {
  outline: 2px solid var(--site-accent);
  outline-offset: 2px;
}

.site-main {
  flex: 1;
  width: 100%;
  position: relative;
}

.site-footer {
  margin-top: auto;
  padding: 1.1rem 1.25rem 1.35rem;
  border-top: 1px solid var(--site-border);
  text-align: center;
  font-size: 0.78rem;
  color: var(--site-muted);
  line-height: 1.55;
}

.site-footer a {
  color: var(--site-accent);
  text-decoration: none;
}

.site-footer a:hover {
  text-decoration: underline;
}

.site-footer a:focus-visible {
  outline: 2px solid var(--site-accent);
  outline-offset: 3px;
  border-radius: 3px;
}

.site-footer__row + .site-footer__row {
  margin-top: 0.35rem;
}

/* Лендинг */
.site-bg-grid {
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
  background-size: 40px 40px;
  mask-image: radial-gradient(ellipse 75% 60% at 50% 35%, black 15%, transparent 65%);
  pointer-events: none;
  z-index: 0;
}

.site-main--center {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 2rem 1.25rem 2.5rem;
  z-index: 1;
}

.public-hero .logo {
  font-size: 48px;
  margin-bottom: 12px;
  line-height: 1;
}

.public-hero h1 {
  font-size: clamp(1.75rem, 5vw, 2.25rem);
  font-weight: 700;
  margin-bottom: 12px;
  letter-spacing: -0.02em;
}

.public-hero .lead {
  color: var(--site-muted);
  font-size: 1.05rem;
  line-height: 1.55;
  margin-bottom: 24px;
  max-width: 36rem;
}

.public-hero .badge {
  display: inline-block;
  background: rgba(26, 26, 46, 0.6);
  border: 1px solid var(--site-border);
  padding: 8px 18px;
  border-radius: 999px;
  font-size: 13px;
  color: #7a8194;
  margin-bottom: 28px;
}

.public-hero .links {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
}

.public-hero .link-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  min-width: 100px;
}

.public-hero .btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 52px;
  height: 52px;
  background: rgba(26, 26, 46, 0.5);
  border: 1px solid var(--site-border);
  border-radius: 14px;
  text-decoration: none;
  font-size: 22px;
  transition: border-color 0.2s, transform 0.15s;
  color: #fff;
}

.public-hero .btn:hover {
  border-color: var(--site-accent);
  transform: translateY(-2px);
}

.public-hero .btn:focus-visible {
  border-color: var(--site-accent);
  outline: 2px solid var(--site-accent);
  outline-offset: 3px;
  transform: translateY(-2px);
}

.public-hero .link-label {
  font-size: 12px;
  color: #6b7280;
}

/* Страница помощи */
.site-article {
  max-width: 720px;
  margin: 0 auto;
  padding: 1.75rem 1.25rem 2.5rem;
  z-index: 1;
}

.site-article h1 {
  font-size: 1.5rem;
  margin: 0 0 0.5rem;
}

.site-article .lead {
  color: var(--site-muted);
  font-size: 0.95rem;
  margin-bottom: 1.5rem;
}

.site-article h2 {
  font-size: 1.05rem;
  margin: 1.35rem 0 0.5rem;
  color: var(--site-accent);
}

.site-article p,
.site-article li {
  font-size: 0.9rem;
  color: var(--site-muted);
  margin-bottom: 0.65rem;
}

.site-article ul {
  padding-left: 1.2rem;
  margin: 0.5rem 0 1rem;
}

.site-article code {
  font-size: 0.85em;
  background: rgba(22, 27, 36, 0.9);
  border: 1px solid var(--site-border);
  padding: 0.12rem 0.35rem;
  border-radius: 4px;
  color: #c4d4e8;
}

.site-article a {
  color: var(--site-accent);
}

.site-article a:focus-visible {
  outline: 2px solid var(--site-accent);
  outline-offset: 2px;
  border-radius: 2px;
}

/* Ожидание проверки доступа (settings-demo) */
.gate-msg {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  color: var(--site-muted);
  font-size: 0.95rem;
}

.gate-msg[hidden],
#app[hidden] {
  display: none !important;
}

.login-main {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem 1.25rem 2rem;
}

.admin-main {
  padding: 1rem 1.25rem 2rem;
  max-width: 1080px;
  margin: 0 auto;
}

/* Плейсхолдер загрузки (shimmer) */
.skeleton-block {
  display: block;
  height: 11px;
  border-radius: 5px;
  background: linear-gradient(
    90deg,
    var(--site-skel-a) 0%,
    var(--site-skel-b) 45%,
    var(--site-skel-a) 90%
  );
  background-size: 220% 100%;
  animation: site-skel-shimmer 1.15s ease-in-out infinite;
}

@keyframes site-skel-shimmer {
  0% {
    background-position: 100% 0;
  }
  100% {
    background-position: -100% 0;
  }
}

.skeleton-row {
  margin-bottom: 0.65rem;
}

.skeleton-row:last-child {
  margin-bottom: 0;
}

.skeleton-stack {
  padding: 0.35rem 0;
}

.skeleton-stack[aria-busy="true"] {
  min-height: 3.5rem;
}

/* ========== Навигация: текущая страница ========== */
.site-header .site-nav a[aria-current="page"] {
  color: var(--site-accent);
  background: rgba(61, 156, 240, 0.14);
  font-weight: 600;
}

/* ========== Режим кабинета: боевой / демо (сегмент как в справке Google Таблиц) ========== */
.admin-mode-bar {
  border-bottom: 1px solid var(--site-border);
  background: rgba(26, 115, 232, 0.06);
  transition: background 0.2s ease, border-color 0.2s ease;
}

html[data-admin-ui-mode="demo"] .admin-mode-bar {
  background: rgba(232, 196, 106, 0.08);
  border-bottom-color: rgba(232, 196, 106, 0.32);
}

html[data-admin-ui-mode="live"] .admin-mode-bar {
  background: rgba(26, 115, 232, 0.07);
  border-bottom-color: rgba(26, 115, 232, 0.22);
}

.admin-mode-bar__inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.65rem 1rem;
  padding: 0.5rem 1.25rem 0.55rem;
  max-width: 1080px;
  margin: 0 auto;
}

.admin-mode-bar__label {
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--site-fg);
  letter-spacing: 0.01em;
}

.admin-mode-seg {
  display: inline-flex;
  padding: 2px;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.1);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.04);
}

.admin-mode-seg__btn {
  margin: 0;
  border: none;
  background: transparent;
  color: var(--site-muted);
  padding: 0.38rem 1rem;
  border-radius: 6px;
  font-size: 0.8125rem;
  font-weight: 500;
  font-family: inherit;
  line-height: 1.25;
  cursor: pointer;
  transition: color 0.15s ease, background 0.15s ease, box-shadow 0.15s ease;
}

.admin-mode-seg__btn:hover {
  color: var(--site-fg);
  background: rgba(255, 255, 255, 0.06);
}

.admin-mode-seg__btn:focus-visible {
  outline: 2px solid var(--site-accent);
  outline-offset: 2px;
}

/* Активный сегмент — синий «как в Google» в боевом режиме */
html[data-admin-ui-mode="live"] .admin-mode-seg__btn.is-active {
  background: #1a73e8;
  color: #fff;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.25);
}

html[data-admin-ui-mode="live"] .admin-mode-seg__btn.is-active:hover {
  background: #1967d2;
  color: #fff;
}

/* В демо — янтарный акцент, чтобы не путать с боевым */
html[data-admin-ui-mode="demo"] .admin-mode-seg__btn.is-active {
  background: #c58a12;
  color: #1a1204;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.2);
}

html[data-admin-ui-mode="demo"] .admin-mode-seg__btn.is-active:hover {
  background: #d69916;
  color: #1a1204;
}

.admin-mode-bar__hint {
  flex: 1 1 220px;
  margin: 0;
  font-size: 0.8125rem;
  line-height: 1.45;
  color: var(--site-muted);
}

@media (max-width: 560px) {
  .admin-mode-bar__inner {
    flex-direction: column;
    align-items: flex-start;
  }

  .admin-mode-bar__hint {
    flex-basis: auto;
    width: 100%;
  }
}

/* ========== Админка: общие токены и компоненты ========== */
.admin-page,
.site-shell.settings-shell {
  --admin-bg: var(--site-bg);
  --admin-fg: var(--site-fg);
  --admin-muted: var(--site-muted);
  --admin-accent: var(--site-accent);
  --admin-card: #161b24;
  --admin-border: var(--site-border);
  --admin-danger: #e85d5d;
  --admin-ok: #4ade80;
  --admin-warn: #e8c46a;
  --admin-input-bg: #0f141d;
  --admin-pre-fg: #9fc3e7;
  --admin-val-fg: #c5d0e0;
}

.admin-page {
  font-family: system-ui, "Segoe UI", sans-serif;
  background: var(--admin-bg);
  color: var(--admin-fg);
  line-height: 1.5;
}

/* Метка: данные с сервера (Sheets / API), не макет */
.admin-live-tag {
  display: inline-block;
  font-size: 0.62rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 0.22rem 0.5rem;
  border-radius: 4px;
  background: rgba(61, 156, 240, 0.16);
  color: var(--admin-accent);
  border: 1px solid rgba(61, 156, 240, 0.35);
  vertical-align: middle;
  white-space: nowrap;
}

.admin-live-tag[title] {
  cursor: help;
}

.admin-panel-head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.35rem 0.65rem;
  margin-bottom: 0.65rem;
}

.admin-panel-head h2.admin-panel-title {
  margin: 0;
}

.admin-page .panel.panel--live {
  border-left: 3px solid var(--admin-accent);
}

/* Демо-страница: не реальные настройки сервера */
.settings-shell .admin-demo-banner {
  font-size: 0.82rem;
  color: var(--admin-warn);
  border: 1px solid rgba(232, 196, 106, 0.4);
  background: rgba(232, 196, 106, 0.1);
  border-radius: 8px;
  padding: 0.65rem 0.85rem;
  margin-bottom: 1rem;
  line-height: 1.45;
}

.settings-shell .admin-demo-banner strong {
  color: #f0d78a;
}

.settings-shell .admin-demo-banner code {
  font-size: 0.88em;
  background: rgba(0, 0, 0, 0.25);
  padding: 0.1rem 0.35rem;
  border-radius: 4px;
  border: 1px solid rgba(232, 196, 106, 0.25);
}

.admin-live-line {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.45rem 0.75rem;
  font-size: 0.78rem;
  color: var(--admin-muted);
  margin: 0 0 1.1rem;
  line-height: 1.4;
}

.admin-live-hint {
  flex: 1 1 12rem;
  min-width: 0;
}

.admin-page h1 {
  font-size: 1.35rem;
  margin: 0 0 0.25rem;
}

.admin-page .sub {
  color: var(--admin-muted);
  font-size: 0.85rem;
  margin-bottom: 1rem;
}

.admin-page .panel {
  background: var(--admin-card);
  border: 1px solid var(--admin-border);
  border-radius: 10px;
  padding: 1rem 1.25rem;
  max-width: 1280px;
  margin-bottom: 1rem;
}

.admin-page.cabinet-page .panel {
  max-width: 1080px;
}

.admin-page .panel h2.admin-panel-title,
.admin-page h2.admin-panel-title {
  font-size: 1rem;
  margin: 0 0 0.75rem;
}

.admin-page .cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(170px, 1fr));
  gap: 0.65rem;
  margin-top: 0.2rem;
}

.admin-page .stat-card {
  border: 1px solid var(--admin-border);
  border-radius: 8px;
  padding: 0.65rem 0.75rem;
  background: #101622;
}

.admin-page .stat-card .k {
  color: var(--admin-muted);
  font-size: 0.72rem;
  margin-bottom: 0.2rem;
}

.admin-page .stat-card .v {
  font-size: 1.05rem;
  font-weight: 700;
}

.admin-page table.data-table,
.admin-page table.stats-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.78rem;
}

.admin-page table.data-table th,
.admin-page table.data-table td,
.admin-page table.stats-table th,
.admin-page table.stats-table td {
  text-align: left;
  padding: 0.4rem 0.55rem;
  border-bottom: 1px solid var(--admin-border);
  vertical-align: middle;
}

.admin-page table.data-table th,
.admin-page table.stats-table th {
  color: var(--admin-muted);
  font-weight: 600;
  white-space: nowrap;
}

.admin-page table.data-table td.col-actions {
  white-space: normal;
}

.admin-page .pill {
  font-size: 0.7rem;
  padding: 0.15rem 0.45rem;
  border-radius: 4px;
  background: var(--admin-border);
}

.admin-page .pill.on {
  background: rgba(74, 222, 128, 0.2);
  color: var(--admin-ok);
}

.admin-page .pill.off {
  background: rgba(232, 93, 93, 0.15);
  color: var(--admin-danger);
}

.admin-page .btn-xs {
  padding: 0.35rem 0.65rem;
  font-size: 0.78rem;
  margin-right: 0.35rem;
  margin-top: 0.15rem;
  border-radius: 6px;
  border: 1px solid var(--admin-accent);
  color: var(--admin-accent);
  background: transparent;
  cursor: pointer;
  font-family: inherit;
}

.admin-page .btn-xs:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.admin-page .btn-xs:focus-visible {
  outline: 2px solid var(--admin-accent);
  outline-offset: 2px;
}

.admin-page .table-scroll {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  margin: 0 -0.25rem;
}

.admin-page .local-settings-table input,
.admin-page .local-settings-table select {
  width: 100%;
  min-width: 4.5rem;
  background: var(--admin-input-bg);
  color: var(--admin-fg);
  border: 1px solid var(--admin-border);
  border-radius: 6px;
  padding: 0.25rem 0.4rem;
  font-size: 0.76rem;
  font-family: inherit;
}

.admin-page .local-settings-table input.is-edited,
.admin-page .local-settings-table select.is-edited {
  border-color: rgba(232, 196, 106, 0.8);
  box-shadow: 0 0 0 1px rgba(232, 196, 106, 0.35);
  background: rgba(232, 196, 106, 0.08);
}

.admin-page .local-settings-table tr.row-edited td:first-child {
  border-left: 3px solid rgba(232, 196, 106, 0.85);
  padding-left: 0.4rem;
}

.admin-page .local-settings-table td:first-child {
  white-space: nowrap;
  min-width: 11rem;
}

.admin-page .local-settings-actions {
  margin-top: 0.65rem;
  display: flex;
  gap: 0.45rem;
  flex-wrap: wrap;
}

.admin-page .muted-bar {
  font-size: 0.75rem;
  color: var(--admin-muted);
  margin-top: 0.35rem;
}

.admin-page table.stats-table td.tar,
.admin-page table.stats-table th.tar {
  text-align: right;
  font-variant-numeric: tabular-nums;
}

.admin-page table.stats-table td.trader {
  max-width: 220px;
  word-break: break-word;
}

.admin-page .err {
  color: var(--admin-danger);
  font-size: 0.85rem;
}

.admin-page details.admin-hint {
  margin-bottom: 1rem;
  font-size: 0.82rem;
  color: var(--admin-muted);
  border: 1px dashed var(--admin-border);
  border-radius: 8px;
  padding: 0.5rem 0.75rem;
  background: #101622;
}

.admin-page details.admin-hint summary {
  cursor: pointer;
  color: var(--admin-accent);
  font-weight: 600;
}

.admin-page details.admin-hint p {
  margin: 0.5rem 0 0;
  line-height: 1.5;
}

.admin-page details.admin-hint code {
  font-size: 0.88em;
  background: var(--admin-input-bg);
  padding: 0.08rem 0.3rem;
  border-radius: 4px;
  border: 1px solid var(--admin-border);
}

/* Логи / ошибки: фильтры и таблица */
.admin-page .filters {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem 1rem;
  align-items: flex-end;
  margin-bottom: 0.75rem;
}

.admin-page .filters label {
  display: block;
  font-size: 0.72rem;
  color: var(--admin-muted);
  margin-bottom: 0.25rem;
}

.admin-page .filters input,
.admin-page .filters select {
  background: var(--admin-input-bg);
  border: 1px solid var(--admin-border);
  color: var(--admin-fg);
  border-radius: 8px;
  padding: 0.45rem 0.55rem;
  font-size: 0.85rem;
  min-width: 140px;
  font-family: inherit;
}

.admin-page .pager {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem 1rem;
  margin-top: 0.75rem;
  font-size: 0.8rem;
  color: var(--admin-muted);
}

.admin-page table.logs {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.76rem;
}

.admin-page table.logs th,
.admin-page table.logs td {
  text-align: left;
  padding: 0.4rem 0.45rem;
  border-bottom: 1px solid var(--admin-border);
  vertical-align: top;
}

.admin-page table.logs th {
  color: var(--admin-muted);
  font-weight: 600;
  white-space: nowrap;
}

.admin-page .cell-clip {
  max-width: 140px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.admin-page.errors-page .cell-clip {
  max-width: 160px;
}

.admin-page .cell-mid {
  max-width: 200px;
}

.admin-page.errors-page .cell-mid {
  max-width: 220px;
}

.admin-page table.logs .pill {
  white-space: nowrap;
  font-size: 0.68rem;
  padding: 0.12rem 0.4rem;
}

.admin-page .pill-long {
  background: rgba(74, 222, 128, 0.15);
  color: var(--admin-ok);
}

.admin-page .pill-short {
  background: rgba(232, 93, 93, 0.15);
  color: var(--admin-danger);
}

.admin-page .table-scroll-logs table.logs th:first-child,
.admin-page .table-scroll-logs table.logs td:first-child {
  position: sticky;
  left: 0;
  z-index: 1;
  background: var(--admin-card);
  box-shadow: 5px 0 14px -8px rgba(0, 0, 0, 0.75);
  min-width: 7.5rem;
}

.admin-page .table-scroll-logs table.logs thead th:first-child {
  z-index: 2;
}

.admin-page details.raw-details {
  margin-top: 0.25rem;
  font-size: 0.72rem;
}

.admin-page details.raw-details summary {
  cursor: pointer;
  color: var(--admin-accent);
  user-select: none;
}

.admin-page pre.raw-pre {
  margin: 0.4rem 0 0;
  padding: 0.5rem;
  background: var(--admin-input-bg);
  border: 1px solid var(--admin-border);
  border-radius: 6px;
  white-space: pre-wrap;
  word-break: break-word;
  max-height: 220px;
  overflow: auto;
  color: var(--admin-pre-fg);
}

.admin-page .parse-err {
  color: #f0a8a8;
  font-size: 0.74rem;
}

/* CONFIG */
.admin-page .admin-warn {
  font-size: 0.82rem;
  color: var(--admin-warn);
  border: 1px solid rgba(232, 196, 106, 0.35);
  background: rgba(232, 196, 106, 0.08);
  border-radius: 8px;
  padding: 0.6rem 0.75rem;
  margin-bottom: 1rem;
}

.admin-page.config-page .panel {
  max-width: 960px;
}

.admin-page table.cfg {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.8rem;
}

.admin-page table.cfg th,
.admin-page table.cfg td {
  text-align: left;
  padding: 0.45rem 0.55rem;
  border-bottom: 1px solid var(--admin-border);
  vertical-align: top;
}

.admin-page table.cfg th {
  color: var(--admin-muted);
  font-weight: 600;
  width: 32%;
}

.admin-page table.cfg td.val {
  word-break: break-word;
  font-family: ui-monospace, monospace;
  font-size: 0.76rem;
  color: var(--admin-val-fg);
}

/* Вход /admin/index.html */
.login-main .card {
  width: 100%;
  max-width: 520px;
  background: var(--admin-card);
  border: 1px solid var(--admin-border);
  border-radius: 12px;
  padding: 1.2rem 1.25rem;
}

.login-main {
  --admin-card: #161b24;
  --admin-border: var(--site-border);
  --admin-fg: var(--site-fg);
  --admin-muted: var(--site-muted);
  --admin-accent: var(--site-accent);
  --admin-danger: #e85d5d;
  --admin-input-bg: #0f141d;
}

.login-main h1 {
  font-size: 1.25rem;
  margin: 0 0 0.35rem;
}

.login-main .sub {
  color: var(--admin-muted);
  font-size: 0.86rem;
  margin: 0 0 1rem;
}

.login-main .top-nav {
  margin-bottom: 0.8rem;
  font-size: 0.85rem;
}

.login-main .top-nav a {
  color: var(--admin-accent);
  text-decoration: none;
}

.login-main .top-nav a:hover {
  text-decoration: underline;
}

.login-main .row {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
  align-items: end;
}

.login-main .field {
  flex: 1 1 180px;
}

.login-main label {
  display: block;
  margin-bottom: 0.3rem;
  font-size: 0.78rem;
  color: var(--admin-muted);
}

.login-main input {
  width: 100%;
  border-radius: 8px;
  border: 1px solid var(--admin-border);
  padding: 0.55rem 0.6rem;
  background: var(--admin-input-bg);
  color: var(--admin-fg);
  font-family: inherit;
}

.login-main button[type="submit"] {
  border-radius: 8px;
  border: 1px solid var(--admin-accent);
  color: var(--admin-accent);
  background: transparent;
  padding: 0.55rem 1rem;
  cursor: pointer;
  font-weight: 600;
  font-family: inherit;
}

.login-main .err {
  color: var(--admin-danger);
  font-size: 0.83rem;
  margin-top: 0.6rem;
  display: none;
}

/* Демо настроек (settings-demo.html) */
.site-shell.settings-shell {
  font-family: system-ui, "Segoe UI", sans-serif;
  background: var(--admin-bg);
  color: var(--admin-fg);
  line-height: 1.45;
}

.settings-shell .wrap {
  max-width: 980px;
  margin: 0 auto;
  padding: 1rem 1.25rem 2rem;
}

.settings-shell .top-nav {
  margin-bottom: 0.75rem;
}

.settings-shell .top-nav a {
  color: var(--admin-accent);
  text-decoration: none;
  font-size: 0.9rem;
}

.settings-shell .top-nav a:hover {
  text-decoration: underline;
}

.settings-shell h1 {
  margin: 0 0 0.35rem;
  font-size: 1.4rem;
}

.settings-shell .sub {
  margin: 0 0 1rem;
  color: var(--admin-muted);
  font-size: 0.92rem;
}

.settings-shell .panel {
  background: var(--admin-card);
  border: 1px solid var(--admin-border);
  border-radius: 10px;
  padding: 0.9rem;
}

.settings-shell .settings-table {
  width: 100%;
  font-size: 0.8rem;
}

.settings-shell .settings-table code {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  color: var(--admin-val-fg);
  font-size: 0.74rem;
}

.settings-shell .settings-param {
  white-space: nowrap;
}

.settings-shell .settings-value {
  min-width: 10rem;
}

.settings-shell .settings-variants,
.settings-shell .settings-source {
  color: var(--admin-muted);
  font-size: 0.75rem;
}

.settings-shell .grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 0.9rem;
}

.settings-shell .card {
  background: var(--admin-card);
  border: 1px solid var(--admin-border);
  border-radius: 10px;
  padding: 0.9rem;
}

.settings-shell .card h2 {
  margin: 0 0 0.75rem;
  font-size: 1rem;
}

.settings-shell .field {
  margin-bottom: 0.75rem;
}

.settings-shell .field:last-child {
  margin-bottom: 0;
}

.settings-shell label {
  display: block;
  margin-bottom: 0.35rem;
  color: var(--admin-muted);
  font-size: 0.8rem;
}

.settings-shell select,
.settings-shell input[type="number"] {
  width: 100%;
  background: var(--admin-input-bg);
  color: var(--admin-fg);
  border: 1px solid var(--admin-border);
  border-radius: 8px;
  padding: 0.55rem 0.6rem;
  font-size: 0.9rem;
  font-family: inherit;
}

.settings-shell .toggle-row {
  display: flex;
  justify-content: space-between;
  gap: 0.6rem;
  align-items: center;
  margin-bottom: 0.65rem;
  padding-bottom: 0.65rem;
  border-bottom: 1px dashed var(--admin-border);
}

.settings-shell .toggle-row:last-child {
  margin-bottom: 0;
  border-bottom: 0;
  padding-bottom: 0;
}

.settings-shell .toggle-text strong {
  display: block;
  font-size: 0.88rem;
}

.settings-shell .toggle-text span {
  color: var(--admin-muted);
  font-size: 0.77rem;
}

.settings-shell .switch {
  position: relative;
  width: 48px;
  height: 28px;
  display: inline-block;
}

.settings-shell .switch input {
  display: none;
}

.settings-shell .slider {
  position: absolute;
  inset: 0;
  background: #2d3647;
  border-radius: 999px;
  border: 1px solid var(--admin-border);
  transition: 0.2s;
  cursor: pointer;
}

.settings-shell .slider::before {
  content: "";
  position: absolute;
  width: 20px;
  height: 20px;
  left: 3px;
  top: 3px;
  border-radius: 50%;
  background: #fff;
  transition: 0.2s;
}

.settings-shell .switch input:checked + .slider {
  background: rgba(74, 222, 128, 0.25);
  border-color: var(--admin-ok);
}

.settings-shell .switch input:checked + .slider::before {
  transform: translateX(20px);
}

.settings-shell .actions {
  margin-top: 1rem;
  display: flex;
  gap: 0.6rem;
  flex-wrap: wrap;
}

.settings-shell button {
  background: transparent;
  color: var(--admin-accent);
  border: 1px solid var(--admin-accent);
  border-radius: 8px;
  padding: 0.5rem 0.85rem;
  cursor: pointer;
  font-weight: 600;
  font-family: inherit;
}

.settings-shell button.secondary {
  border-color: var(--admin-border);
  color: var(--admin-muted);
}

.settings-shell pre {
  margin: 0.75rem 0 0;
  max-height: 360px;
  overflow: auto;
  background: var(--admin-input-bg);
  border: 1px solid var(--admin-border);
  border-radius: 8px;
  padding: 0.65rem;
  color: var(--admin-pre-fg);
  font-size: 0.78rem;
}