:root {
  --topbar-h: 64px;

  --bg-page: #f7f8fa;
  --bg-surface: #ffffff;
  --bg-table: #ffffff;
  --bg-table-head: #f1f3f6;
  --border: #e2e5ea;
  --border-light: #eceef2;

  --text-primary: #1a1d23;
  --text-secondary: #6b7280;
  --text-tertiary: #9ca3af;

  --accent: #3b6fc2;
  --accent-hover: #2d5aa0;
  --accent-bg: rgba(59, 111, 194, 0.08);

  --success: #059669;
  --danger: #dc2626;
  --row-hover: #f8f9fb;

  --radius-lg: 14px;
  --radius-md: 10px;
  --radius-sm: 8px;

  --shadow-sm: 0 1px 2px rgba(15, 23, 42, 0.05);
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
  background: var(--bg-page);
}

body {
  color: var(--text-primary);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif;
  overflow-x: hidden;
}

.bg-blobs,
.noise,
body::before,
body::after {
  display: none;
  content: none;
}

.glass,
.glass-strong {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
  border-radius: inherit;
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 80;
  background: #1e293b;
  border-bottom: 1px solid #334155 !important;
  background-image: none !important;
  border-image: none !important;
  box-shadow: none !important;
}

.topbar::before,
.topbar::after {
  display: none;
  content: none;
}

.topbar *::before,
.topbar *::after {
  display: none !important;
  content: none !important;
}

.topbar-inner {
  width: 100%;
  margin: 0;
  padding: 8px 24px;
  min-height: var(--topbar-h);
  display: grid;
  grid-template-columns: minmax(210px, auto) 1fr auto;
  align-items: center;
  gap: 8px 14px;
}

.left,
.center,
.right {
  min-width: 0;
}

.left {
  display: flex;
  align-items: center;
}

.center {
  display: flex;
  align-items: center;
  gap: 14px;
  overflow-x: auto;
  scrollbar-width: thin;
}

.right {
  display: flex;
  align-items: center;
  gap: 8px;
  justify-content: flex-end;
}

.topbar-spacer {
  display: none;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: inherit;
}

.brand-logo {
  width: 40px;
  height: 40px;
  border-radius: 0;
  object-fit: contain;
  border: 0;
  background: transparent;
}

.brand-text {
  font-weight: 700;
  font-size: 22px;
  line-height: 1;
  color: #f1f5f9;
}

.topbar .tab {
  display: inline-flex;
  align-items: center;
  height: 32px;
  padding: 0 2px;
  border: 0;
  border-bottom: 2px solid transparent;
  border-radius: 0;
  background: transparent;
  color: rgba(255, 255, 255, .65);
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
  white-space: nowrap;
}

.topbar .tab:hover {
  color: #fff;
}

.topbar .tab.active {
  color: #fff;
  border-bottom-color: #fff;
}

.topbar .tab.tab-locked {
  color: rgba(255, 255, 255, 0.45);
  cursor: not-allowed;
  pointer-events: none;
  display: inline-flex;
  align-items: center;
  gap: 0;
}

.topbar .lock-ico.topbar-lock {
  position: relative;
  display: inline-block;
  width: 10px;
  height: 8px;
  margin-left: 0;
  border: 1.4px solid rgba(255, 255, 255, 0.58);
  border-radius: 2px;
  opacity: 0.95;
  flex: 0 0 auto;
}

.topbar .lock-ico.topbar-lock::before {
  content: "";
  position: absolute;
  left: 1px;
  top: -5px;
  width: 6px;
  height: 5px;
  border: 1.4px solid rgba(255, 255, 255, 0.58);
  border-bottom: 0;
  border-radius: 5px 5px 0 0;
}

.topbar .tab.tab-locked-btn {
  opacity: 0.78;
  position: relative;
  padding-right: 24px;
  justify-content: center;
}

.topbar .tab.tab-locked-btn .lock-ico.topbar-lock {
  position: absolute;
  right: 9px;
  top: 50%;
  transform: translateY(-50%);
  margin-left: 0;
}

.topbar .tab-divider {
  width: 1px;
  height: 20px;
  background: rgba(148, 163, 184, 0.42);
  border-radius: 999px;
  margin: 0 2px;
  flex: 0 0 auto;
}

.topbar .tab.tab-tool {
  height: 32px;
  padding: 0 10px;
  border: 1px solid transparent;
  border-radius: 8px;
  color: #fff;
  font-weight: 600;
  gap: 6px;
}

.topbar .tab.tab-tool.tab-add,
.topbar .tab.tab-tool.tab-search,
.topbar .tab.tab-tool.tab-check,
.topbar .tab.tab-tool.tab-guide {
  width: 104px;
  min-width: 104px;
  justify-content: center;
  border-bottom-color: transparent;
}

.topbar .tab.tab-tool.tab-add {
  border-color: rgba(59, 111, 194, .72);
  background: rgba(59, 111, 194, .96);
}

.topbar .tab.tab-tool.tab-search {
  border-color: rgba(43, 129, 194, .72);
  background: rgba(43, 129, 194, .96);
}

.topbar .tab.tab-tool.tab-check {
  border-color: rgba(35, 108, 173, .72);
  background: rgba(35, 108, 173, .96);
}

.topbar .tab.tab-tool.tab-guide {
  width: 116px;
  min-width: 116px;
  border-color: rgba(13, 148, 136, .72);
  background: rgba(13, 148, 136, .96);
}

.topbar .tab.tab-tool.tab-add:hover {
  background: #2d5aa0;
  border-color: #2d5aa0;
}

.topbar .tab.tab-tool.tab-add.active {
  border-bottom-color: transparent;
  background: #264f8f;
  border-color: #264f8f;
}

.topbar .tab.tab-tool.tab-search:hover {
  background: #2269ad;
  border-color: #2269ad;
}

.topbar .tab.tab-tool.tab-search.active {
  border-bottom-color: transparent;
  background: #1f5f9d;
  border-color: #1f5f9d;
}

.topbar .tab.tab-tool.tab-check:hover {
  background: #1d5a91;
  border-color: #1d5a91;
}

.topbar .tab.tab-tool.tab-check.active {
  border-bottom-color: transparent;
  background: #184d7b;
  border-color: #184d7b;
}

.topbar .tab.tab-tool.tab-guide:hover {
  background: #0f766e;
  border-color: #0f766e;
}

.topbar .tab.tab-tool.tab-guide.active {
  border-bottom-color: transparent;
  background: #115e59;
  border-color: #115e59;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 34px;
  padding: 0 12px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: #fff;
  color: var(--text-primary);
  text-decoration: none;
  font-size: 13px;
  line-height: 1;
  cursor: pointer;
  transition: background-color .16s ease, border-color .16s ease, color .16s ease;
  white-space: nowrap;
}

.btn:hover {
  background: #f8fafc;
}

.btn.active {
  border-color: var(--accent);
  color: var(--accent);
}

.btn.primary {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}

.btn.primary:hover {
  background: var(--accent-hover);
  border-color: var(--accent-hover);
}

.btn.red {
  border-color: #fecaca;
  color: var(--danger);
  background: #fef2f2;
}

.btn.red:hover {
  background: #fee2e2;
}

.btn.add-btn {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
  font-weight: 600;
}

.btn.add-btn:hover {
  background: var(--accent-hover);
  border-color: var(--accent-hover);
}

.btn-add-playlist {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
  font-weight: 600;
  gap: 6px;
}

.btn-add-playlist:hover {
  background: var(--accent-hover);
  border-color: var(--accent-hover);
  color: #fff;
}

.btn-add-playlist.active {
  border-color: var(--accent-hover);
  background: var(--accent-hover);
  color: #fff;
}

.btn-add-icon {
  font-size: 15px;
  line-height: 1;
}

.topbar .btn {
  background: rgba(255, 255, 255, .08);
  border-color: rgba(255, 255, 255, .12);
  color: rgba(255, 255, 255, .85);
}

.topbar .btn:hover {
  background: rgba(255, 255, 255, .14);
  border-color: rgba(255, 255, 255, .22);
  color: #fff;
}

.topbar .btn.active {
  border-color: rgba(255, 255, 255, .28);
  color: #fff;
}

.topbar .btn.red {
  background: rgba(255, 255, 255, .08);
  border-color: rgba(255, 255, 255, .12);
  color: rgba(255, 255, 255, .65);
}

.topbar .btn.topbar-tariff-cta {
  height: 30px;
  padding: 0 10px;
  border-radius: 8px;
  background: #dc2626;
  border-color: #dc2626;
  color: #fff;
  font-size: 12px;
  font-weight: 700;
}

.topbar .btn.topbar-tariff-cta:hover {
  background: #b91c1c;
  border-color: #b91c1c;
  color: #fff;
}

.topbar .btn.red:hover {
  background: rgba(239, 68, 68, .18);
  border-color: rgba(239, 68, 68, .35);
  color: #fca5a5;
}

.topbar .btn-add-playlist {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}

.topbar .btn-add-playlist:hover,
.topbar .btn-add-playlist.active {
  background: var(--accent-hover);
  border-color: var(--accent-hover);
  color: #fff;
}

.topbar-menu {
  position: relative;
}

.topbar-menu > summary {
  list-style: none;
}

.topbar-menu > summary::-webkit-details-marker {
  display: none;
}

.menu-trigger {
  min-width: 84px;
}

.topbar-menu[open] .menu-trigger {
  border-color: rgba(255, 255, 255, .28);
  color: #fff;
}

.menu-popover {
  position: absolute;
  right: 0;
  top: calc(100% + 8px);
  min-width: 190px;
  padding: 6px;
  border-radius: 10px;
  border: 1px solid rgba(255, 255, 255, .16);
  background: #1f2a3d;
  box-shadow: 0 10px 24px rgba(2, 6, 23, .4);
  z-index: 120;
}

.menu-item {
  width: 100%;
  display: flex;
  align-items: center;
  height: 34px;
  padding: 0 10px;
  border: 0;
  border-radius: 8px;
  background: transparent;
  color: rgba(255, 255, 255, .88);
  text-decoration: none;
  font-size: 13px;
  text-align: left;
  cursor: pointer;
}

.menu-item:hover {
  background: rgba(255, 255, 255, .12);
  color: #fff;
}

.menu-item.active {
  background: rgba(59, 111, 194, .34);
  color: #fff;
}

.menu-item.danger {
  color: #fca5a5;
}

.menu-item.danger:hover {
  background: rgba(220, 38, 38, .2);
  color: #fecaca;
}

.menu-divider {
  height: 1px;
  margin: 6px 4px;
  background: rgba(255, 255, 255, .14);
}

.menu-form {
  margin: 0;
}

.status-pill {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  height: 32px;
  padding: 0 10px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, .12);
  background: rgba(255, 255, 255, .08);
  color: rgba(255, 255, 255, .85);
  font-size: 12px;
  white-space: nowrap;
}

.status-pill.ok {
  border-color: rgba(5, 150, 105, .35);
  background: rgba(5, 150, 105, .18);
}

.status-pill.err {
  border-color: rgba(220, 38, 38, .35);
  background: rgba(220, 38, 38, .18);
}

.dot-ok,
.dot-err {
  width: 8px;
  height: 8px;
  border-radius: 999px;
}

.dot-ok {
  background: var(--success);
}

.dot-err {
  background: var(--danger);
}

.admin-tools {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-left: 4px;
  padding-left: 10px;
  border-left: 1px solid rgba(255, 255, 255, .15);
}

.admin-badge {
  display: inline-flex;
  align-items: center;
  height: 24px;
  padding: 0 8px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, .12);
  color: rgba(255, 255, 255, .6);
  background: rgba(255, 255, 255, .08);
  font-size: 11px;
  white-space: nowrap;
}

.admin-tools .btn {
  height: 28px;
  font-size: 12px;
  padding: 0 8px;
}

.wrap {
  width: 100%;
  padding: 0;
  margin: 0;
}

.card {
  border-radius: 0;
  padding: 0;
  background: transparent;
  border: 0;
  box-shadow: none;
}

.card::before {
  display: none;
}

h1 {
  padding: 14px 20px 0;
  margin: 0 0 4px;
  font-size: 24px;
  font-weight: 600;
  letter-spacing: 0;
  color: var(--text-primary);
}

body.workspace-page h1 {
  display: none;
}

.subtitle {
  margin-top: 4px;
  color: var(--text-secondary);
  font-size: 14px;
}

.content-offset {
  margin-top: 0;
}

a {
  color: var(--accent);
}

a:hover {
  color: var(--accent-hover);
}

.num {
  font-variant-numeric: tabular-nums;
}

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

.section {
  margin: 12px 0;
  padding: 12px;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: var(--bg-surface);
}

.section-title {
  margin: 0 0 8px;
  font-weight: 600;
  font-size: 14px;
  color: var(--text-primary);
}

.hint {
  border: 1px solid #c7d2fe;
  background: #eef2ff;
  border-radius: 10px;
  padding: 10px 12px;
  color: #3730a3;
  font-size: 13px;
  line-height: 1.35;
}

.hint strong {
  color: #312e81;
}

.actions-row {
  display: flex;
  gap: 10px;
  align-items: center;
  flex-wrap: wrap;
}

.actions-row .group {
  display: flex;
  gap: 8px;
  align-items: center;
  flex-wrap: wrap;
  padding-right: 10px;
  margin-right: 2px;
  border-right: 1px solid var(--border);
}

.actions-row .group:last-child {
  border-right: 0;
  margin-right: 0;
  padding-right: 0;
}

.group-label {
  margin-right: 4px;
  color: var(--text-secondary);
  font-size: 12px;
  letter-spacing: .05em;
  text-transform: uppercase;
}

input,
select,
textarea {
  background: #fff;
  color: var(--text-primary);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 8px 10px;
  outline: none;
}

input:focus,
select:focus,
textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-bg);
}

.inline-form {
  display: inline;
}

.pl-details td {
  padding: 0;
  border-bottom: 1px solid var(--border-light);
}

.pl-panel {
  padding: 12px 12px 14px;
  border-top: none;
  box-shadow: inset 3px 0 0 var(--accent);
  background: #f8fafd;
  animation: slideDown .25s ease-out;
}

.pl-panel-top {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 10px;
}

.pl-panel-controls {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  flex: 0 0 auto;
}

.pl-panel-controls .seg {
  flex: 0 0 auto;
}

.seg-metric .seg-btn {
  padding-inline: 8px;
  font-size: 11px;
}

.pl-panel-title {
  flex: 1 1 auto;
  min-width: 0;
  font-weight: 600;
  font-size: 14px;
  color: var(--text-primary);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.pl-panel-top .muted {
  flex: 0 0 auto;
  white-space: nowrap;
}

.seg {
  display: inline-flex;
  gap: 6px;
  padding: 4px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: #fff;
}

.seg-btn {
  border: 1px solid transparent;
  background: transparent;
  color: var(--text-secondary);
  padding: 7px 10px;
  border-radius: 999px;
  cursor: pointer;
  font-size: 12px;
}

.seg-btn:hover {
  background: #f8fafc;
}

.seg-btn.active {
  background: var(--accent-bg);
  border-color: #c7d2fe;
  color: var(--accent);
}

.pl-chart {
  width: 100%;
  height: 200px;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: #fff;
  overflow: hidden;
}

.pl-row {
  cursor: pointer;
}

.pl-row--active {
  background: var(--accent-bg);
  box-shadow: inset 3px 0 0 var(--accent);
}

@keyframes slideDown {
  from {
    opacity: 0;
    transform: translateY(-8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.pl-tooltip {
  position: fixed;
  z-index: 9999;
  pointer-events: none;
  padding: 10px 12px;
  border-radius: 10px;
  border: 1px solid var(--border);
  border-left: 3px solid var(--accent);
  background: #fff;
  color: var(--text-primary);
  box-shadow: 0 8px 22px rgba(15, 23, 42, 0.14);
  font-size: 13px;
  line-height: 1.25;
  display: none;
}

.pl-tooltip b {
  font-weight: 700;
}

.pl-tooltip .muted {
  color: var(--text-secondary);
  font-size: 12px;
}

body.workspace-page .wrap {
  padding: 0;
}

body.workspace-page .card {
  background: transparent;
  border: 0;
  box-shadow: none;
}

body.workspace-page .subtitle {
  display: none;
}

body.lite-fx .glass,
body.lite-fx .glass-strong {
  backdrop-filter: none;
}

@media (max-width: 1120px) {
  .topbar-inner {
    grid-template-columns: minmax(200px, auto) 1fr;
    padding: 8px 16px;
  }

  .left {
    grid-column: 1;
    grid-row: 1;
  }

  .center {
    grid-column: 2;
    grid-row: 1;
    gap: 10px;
  }

  .right {
    grid-column: 1 / -1;
    grid-row: 2;
    justify-content: flex-start;
    flex-wrap: wrap;
  }

  .admin-tools {
    border-left: 0;
    padding-left: 0;
    margin-left: 0;
  }

  .wrap,
  body.workspace-page .wrap { padding: 0; }
}

@media (max-width: 760px) {
  .topbar-inner {
    grid-template-columns: 1fr;
    gap: 8px;
    padding: 8px 12px;
  }

  .left,
  .center,
  .right {
    grid-column: 1;
  }

  .left { grid-row: 1; }
  .center { grid-row: 2; }
  .right { grid-row: 3; }

  .center {
    gap: 10px;
  }

  .brand-text {
    font-size: 22px;
  }

  .tab,
  .btn,
  .status-pill {
    font-size: 12px;
    height: 30px;
  }

  .menu-popover {
    right: auto;
    left: 0;
  }

  h1 {
    font-size: 22px;
  }

  .wrap,
  body.workspace-page .wrap { padding: 0; }
}

/* Final mobile header tuning for workspace sections:
   compact top row + dedicated horizontal row for core navigation tabs. */
@media (max-width: 980px) {
  body.workspace-page .topbar-inner {
    grid-template-columns: minmax(140px, 1fr) auto;
    grid-template-rows: auto auto;
    padding: 8px 10px;
    min-height: 56px;
    gap: 6px 8px;
  }

  body.workspace-page .left {
    grid-column: 1;
    grid-row: 1;
  }

  body.workspace-page .right {
    grid-column: 2;
    grid-row: 1;
    justify-content: flex-end;
  }

  body.workspace-page .center {
    grid-column: 1 / -1;
    grid-row: 2;
    gap: 8px;
    row-gap: 6px;
    padding-bottom: 2px;
    margin-top: 1px;
    overflow-x: visible;
    -webkit-overflow-scrolling: touch;
    white-space: normal;
    flex-wrap: wrap;
  }

  body.workspace-page .center .tab-divider {
    display: none !important;
  }

  body.workspace-page .center .tab {
    height: 30px;
    font-size: 12px;
    padding: 0 4px;
    border-bottom-width: 2px;
    flex: 0 0 auto;
  }

  body.workspace-page .center .tab.tab-tool {
    display: inline-flex !important;
    height: 28px;
    width: auto;
    min-width: 0;
    padding: 0 9px;
    font-size: 11px;
    border-radius: 8px;
    border-width: 1px;
  }

  body.workspace-page .admin-tools {
    display: none;
  }

  body.workspace-page .menu-trigger {
    min-width: 74px;
    height: 32px;
    padding: 0 10px;
    font-size: 12px;
  }
}

@media (max-width: 760px) {
  body.workspace-page .topbar-inner {
    grid-template-columns: 1fr auto;
    padding: 7px 8px;
  }

  body.workspace-page .brand-logo {
    width: 28px;
    height: 28px;
  }

  body.workspace-page .brand-text {
    font-size: 15px;
  }

  body.workspace-page .center {
    margin-top: 0;
    gap: 5px;
    row-gap: 5px;
  }

  body.workspace-page .center .tab {
    font-size: 11px;
    height: 28px;
    padding: 0 3px;
  }

  body.workspace-page .center .tab.tab-tool {
    height: 26px;
    font-size: 10px;
    padding: 0 7px;
    border-radius: 7px;
  }
}