:root {
  --bg: #eef3f8;
  --surface: #ffffff;
  --surface-soft: #f7fafc;
  --surface-strong: #f0f6ff;
  --text: #132238;
  --muted: #5b6b81;
  --line: #d5deea;
  --line-strong: #b8c8dc;
  --accent: #2463eb;
  --accent-soft: #e9f0ff;
  --success: #1f9d67;
  --warning: #cf7a0c;
  --danger: #c63f3f;
  --shadow: 0 16px 36px rgba(15, 23, 42, 0.08);
  --radius: 10px;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
  color: var(--text);
  background: linear-gradient(180deg, #f7fafc 0%, var(--bg) 100%);
  font-family: "Segoe UI Variable", "PingFang SC", "Microsoft YaHei", sans-serif;
}

body {
  padding: 20px;
}

button,
input,
select {
  font: inherit;
}

.app-shell {
  max-width: 1640px;
  margin: 0 auto;
  transition: filter 180ms ease, opacity 180ms ease;
}

.app-shell.locked {
  filter: blur(6px);
  opacity: 0.35;
  pointer-events: none;
  user-select: none;
}

.login-overlay {
  position: fixed;
  inset: 0;
  z-index: 20;
  display: grid;
  place-items: center;
  padding: 20px;
  background: rgba(15, 23, 42, 0.3);
  backdrop-filter: blur(10px);
}

.dialog-overlay {
  position: fixed;
  inset: 0;
  z-index: 25;
  display: grid;
  place-items: center;
  padding: 20px;
  background: rgba(15, 23, 42, 0.22);
  backdrop-filter: blur(8px);
}

.login-modal,
.dialog-card,
.panel,
.toolbar,
.stats-grid article,
.tabbar,
.topbar {
  border: 1px solid var(--line);
  background: var(--surface);
  box-shadow: var(--shadow);
}

.login-modal {
  width: min(460px, 100%);
  padding: 28px;
  border-radius: 18px;
}

.dialog-card {
  width: min(460px, 100%);
  padding: 26px;
  border-radius: 22px;
  background: linear-gradient(180deg, #ffffff 0%, #f6f9fd 100%);
  box-shadow:
    18px 18px 36px rgba(139, 153, 172, 0.22),
    -14px -14px 28px rgba(255, 255, 255, 0.92),
    inset 0 1px 0 rgba(255, 255, 255, 0.85);
}

.dialog-card h3 {
  margin: 0;
}

.dialog-body {
  margin-top: 14px;
  display: grid;
  gap: 10px;
  color: var(--muted);
  line-height: 1.7;
}

.dialog-body p {
  margin: 0;
}

.dialog-actions {
  margin-top: 22px;
  display: flex;
  justify-content: flex-end;
  gap: 10px;
  flex-wrap: wrap;
}

.login-copy h1,
.topbar h2,
.section-head h3,
.panel-head h4 {
  margin: 0;
}

.login-copy-text,
.section-meta,
.login-message,
.empty-state,
.field span,
.chart-meta,
.detail-list dt {
  color: var(--muted);
}

.section-kicker {
  margin: 0 0 8px;
  color: var(--accent);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.login-form {
  display: grid;
  gap: 14px;
  margin-top: 22px;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 8px;
  min-width: 0;
}

.field span {
  font-size: 0.9rem;
}

.field input,
.field select {
  min-height: 42px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 0 12px;
  color: var(--text);
  background: #fff;
}

.field input:focus,
.field select:focus {
  outline: 2px solid rgba(36, 99, 235, 0.18);
  border-color: var(--accent);
}

.login-message {
  min-height: 20px;
  margin: 0;
  font-size: 0.92rem;
}

.login-message.error {
  color: var(--danger);
}

.sync-notice {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px;
  border-radius: var(--radius);
  border: 1px solid #d7e5ff;
  background: #f4f8ff;
}

.sync-notice strong {
  display: block;
  margin-bottom: 4px;
}

.sync-notice p {
  margin: 0;
  color: var(--muted);
  font-size: 0.9rem;
}

.sync-spinner {
  width: 18px;
  height: 18px;
  border-radius: 999px;
  border: 2px solid #c7d8ff;
  border-top-color: var(--accent);
  animation: spin 1s linear infinite;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 20px 22px;
  border-radius: 18px;
}

.topbar-actions {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 12px;
}

.auth-badge {
  display: inline-flex;
  align-items: center;
  min-height: 40px;
  padding: 0 14px;
  border-radius: 999px;
  background: var(--surface-strong);
  border: 1px solid #cfdbef;
  font-weight: 600;
}

.tabbar {
  display: flex;
  gap: 8px;
  margin-top: 16px;
  padding: 8px;
  border-radius: 14px;
}

.tab-button,
.primary-button,
.ghost-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 40px;
  border-radius: 10px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: background 160ms ease, border-color 160ms ease, transform 160ms ease;
}

.tab-button {
  flex: 1;
  color: var(--muted);
  background: transparent;
  font-weight: 700;
}

.tab-button.active {
  color: var(--accent);
  border-color: #cfe0ff;
  background: var(--accent-soft);
}

.primary-button {
  padding: 0 14px;
  color: #fff;
  background: var(--accent);
}

.ghost-button {
  padding: 0 14px;
  color: var(--text);
  border-color: var(--line);
  background: var(--surface);
}

.primary-button:hover,
.ghost-button:hover,
.tab-button:hover {
  transform: translateY(-1px);
}

.primary-button:disabled,
.ghost-button:disabled,
.tab-button:disabled {
  opacity: 0.55;
  cursor: not-allowed;
  transform: none;
}

.workspace {
  margin-top: 18px;
}

.view {
  display: grid;
  gap: 16px;
}

.view.hidden {
  display: none;
}

.section-head,
.panel-head,
.pagination-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 14px;
}

.stats-grid article {
  min-height: 104px;
  padding: 16px;
  border-radius: 14px;
}

.stat-label {
  margin: 0 0 10px;
  color: var(--muted);
  font-size: 0.86rem;
}

.stat-value {
  margin: 0;
  font-size: 1.6rem;
  font-weight: 700;
  word-break: break-word;
}

.stat-note {
  margin: 8px 0 0;
  color: var(--muted);
  font-size: 0.84rem;
}

.toolbar,
.panel {
  border-radius: 14px;
}

.toolbar {
  display: grid;
  grid-template-columns: repeat(8, minmax(0, 1fr));
  gap: 12px;
  padding: 14px;
}

.toolbar .field-wide {
  grid-column: span 2;
}

.toolbar-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: end;
}

.panel {
  padding: 16px;
}

.split-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(320px, 0.8fr);
  gap: 16px;
  align-items: start;
}

.sticky-panel {
  position: sticky;
  top: 20px;
}

.table-scroll {
  overflow: auto;
}

.small-table {
  max-height: 320px;
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 12px;
}

.data-table th,
.data-table td {
  padding: 11px 12px;
  border-bottom: 1px solid #e2e9f2;
  text-align: left;
  font-size: 0.92rem;
  vertical-align: top;
}

.data-table th {
  position: sticky;
  top: 0;
  z-index: 1;
  background: #f8fbff;
  color: var(--muted);
  font-weight: 700;
}

.data-table tbody tr:hover {
  background: #f8fbff;
}

.clickable-row {
  cursor: pointer;
}

.selected-row {
  background: #eef4ff;
}

.empty-state {
  padding: 22px 6px 6px;
  text-align: center;
}

.hidden {
  display: none !important;
}

.detail-body,
.overview-body {
  display: grid;
  gap: 16px;
}

.detail-list {
  display: grid;
  grid-template-columns: 132px minmax(0, 1fr);
  gap: 10px 12px;
  margin: 0;
}

.detail-list dt {
  margin: 0;
}

.detail-list dd {
  margin: 0;
  word-break: break-word;
}

.chip-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.chip {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  padding: 0 10px;
  border-radius: 999px;
  background: var(--surface-strong);
  border: 1px solid #cfdbef;
  color: var(--text);
  font-size: 0.82rem;
  font-weight: 600;
}

.log-detail {
  padding: 14px 12px 16px;
  background: #f8fbff;
}

.log-detail-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}

.log-detail pre {
  margin: 0;
  white-space: pre-wrap;
  word-break: break-word;
  font: 0.85rem/1.45 Consolas, "Courier New", monospace;
}

.chart-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.stack-panels {
  display: grid;
  gap: 16px;
}

.chart-panel {
  min-height: 300px;
}

.chart-shell {
  margin-top: 10px;
  min-height: 250px;
}

.chart-shell svg {
  width: 100%;
  height: 250px;
  display: block;
}

.compact-table th,
.compact-table td {
  padding: 9px 10px;
  font-size: 0.86rem;
}

.chart-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 8px;
}

.legend-item {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--muted);
  font-size: 0.86rem;
}

.legend-swatch {
  width: 10px;
  height: 10px;
  border-radius: 999px;
}

.overview-metric-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.badge {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  padding: 0 10px;
  border-radius: 999px;
  font-size: 0.82rem;
  font-weight: 700;
}

.badge.success {
  color: var(--success);
  background: #eaf8f2;
}

.badge.danger {
  color: var(--danger);
  background: #fdecec;
}

.progress-bar {
  width: 100%;
  height: 10px;
  border-radius: 999px;
  background: #e7edf5;
  overflow: hidden;
}

.progress-bar span {
  display: block;
  height: 100%;
  background: linear-gradient(90deg, var(--accent), #5c8cff);
}

.muted {
  color: var(--muted);
}

@keyframes spin {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}

@media (max-width: 1460px) {
  .toolbar {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .toolbar .field-wide {
    grid-column: span 2;
  }

  .chart-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 1120px) {
  .split-layout,
  .overview-metric-grid {
    grid-template-columns: 1fr;
  }

  .sticky-panel {
    position: static;
  }

  .log-detail-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 860px) {
  body {
    padding: 12px;
  }

  .topbar,
  .section-head,
  .panel-head,
  .pagination-bar {
    flex-direction: column;
    align-items: stretch;
  }

  .toolbar {
    grid-template-columns: 1fr;
  }

  .toolbar .field-wide {
    grid-column: span 1;
  }

  .tabbar {
    flex-direction: column;
  }
}