:root {
  color-scheme: dark;
  --bg-primary: #0a0a0a;
  --bg-secondary: #1a1a1a;
  --bg-tertiary: #2a2a2a;
  --text-primary: #ffffff;
  --text-secondary: #b0b0b0;
  --accent-green: #00ff88;
  --accent-green-hover: #00cc6a;
  --border-color: #333333;
  --shadow: rgba(0, 255, 136, 0.1);
  --danger: #ff5c5c;
  --danger-hover: #e64a4a;
  --radius: 14px;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
}

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

body {
  margin: 0;
  background: var(--bg-primary);
  color: var(--text-primary);
}

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

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 14px 18px;
  border-bottom: 1px solid var(--border-color);
  background: var(--bg-secondary);
  box-shadow: 0 8px 32px var(--shadow);
  position: sticky;
  top: 0;
  z-index: 10;
}

.brand-title {
  margin: 0;
  font-size: 1.25rem;
}

.brand-title a {
  color: var(--accent-green);
  text-decoration: none;
}

.brand-sub {
  color: var(--text-secondary);
  font-size: 0.85rem;
}

.topbar-nav {
  display: flex;
  gap: 12px;
  flex: 1;
  justify-content: center;
}

.nav-link {
  color: var(--text-secondary);
  text-decoration: none;
  padding: 8px 12px;
  border-radius: 8px;
}

.nav-link:hover,
.nav-link.active {
  color: var(--accent-green);
  background: var(--bg-tertiary);
}

.btn {
  border: none;
  border-radius: 10px;
  padding: 10px 16px;
  font: inherit;
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
  display: inline-block;
}

.btn-sm {
  padding: 8px 12px;
  font-size: 0.9rem;
}

.btn-primary {
  background: var(--accent-green);
  color: #000;
}

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

.btn-secondary {
  background: var(--bg-tertiary);
  color: var(--text-primary);
  border: 1px solid var(--border-color);
}

.btn-danger {
  background: var(--danger);
  color: #fff;
}

.page {
  padding: 16px;
}

.main {
  display: grid;
  gap: 16px;
  max-width: 1400px;
  margin: 0 auto;
}

.stats-layout {
  grid-template-columns: 1fr 1fr;
}

.stats-layout .panel-wide {
  grid-column: 1 / -1;
}

.settings-layout {
  grid-template-columns: 1fr minmax(280px, 380px);
}

.single-column {
  grid-template-columns: 1fr;
  max-width: 960px;
}

@media (max-width: 960px) {
  .stats-layout,
  .settings-layout {
    grid-template-columns: 1fr;
  }
}

.panel {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  padding: 16px;
}

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

.section-title {
  margin: 0 0 14px;
  font-size: 1rem;
  color: var(--accent-green);
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(200px, 1fr));
  gap: 14px;
  margin-bottom: 16px;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.field-check {
  flex-direction: row;
  align-items: center;
  gap: 10px;
}

.field-label {
  font-size: 12px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--accent-green);
  font-weight: 600;
}

.field input,
.field select {
  padding: 10px 12px;
  border-radius: 10px;
  border: 1px solid var(--border-color);
  background: var(--bg-tertiary);
  color: var(--text-primary);
  font: inherit;
}

.muted {
  color: var(--text-secondary);
  font-size: 0.95rem;
}

.grid-editor {
  display: grid;
  grid-template-columns: repeat(8, minmax(0, 1fr));
  gap: 8px;
  margin-bottom: 16px;
}

.cell {
  background: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  border-radius: 10px;
  padding: 8px;
  min-height: 88px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.cell-head {
  font-size: 11px;
  color: var(--text-secondary);
}

.cell-word,
.cell-threshold {
  width: 100%;
  padding: 6px 8px;
  border-radius: 8px;
  border: 1px solid var(--border-color);
  background: var(--bg-secondary);
  color: var(--text-primary);
  font: inherit;
}

.cell-threshold-label {
  font-size: 11px;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  gap: 6px;
}

.form-actions,
.filter-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 12px;
}

.filter-form {
  display: grid;
  grid-template-columns: repeat(2, minmax(180px, 1fr));
  gap: 14px;
}

.filter-form .filter-actions {
  grid-column: 1 / -1;
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.95rem;
}

.data-table th,
.data-table td {
  text-align: left;
  padding: 10px 8px;
  border-bottom: 1px solid var(--border-color);
}

.data-table th {
  color: var(--accent-green);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.summary-cards {
  display: flex;
  gap: 12px;
  margin-top: 16px;
}

.summary-card {
  flex: 1;
  background: var(--bg-tertiary);
  border-radius: 10px;
  padding: 12px 14px;
  border: 1px solid var(--border-color);
}

.summary-label {
  display: block;
  font-size: 0.8rem;
  color: var(--text-secondary);
  margin-bottom: 4px;
}

.meta-list {
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: 8px 16px;
}

.meta-list dt {
  color: var(--text-secondary);
}

.breadcrumb {
  margin: 0 0 12px;
  font-size: 0.9rem;
}

.breadcrumb a {
  color: var(--text-secondary);
}

.flash-list {
  list-style: none;
  padding: 0;
  margin: 0 0 16px;
}

.flash {
  padding: 10px 14px;
  border-radius: 10px;
  margin-bottom: 8px;
}

.flash-ok {
  background: rgba(0, 255, 136, 0.12);
  border: 1px solid var(--accent-green);
}

.flash-error {
  background: rgba(255, 92, 92, 0.12);
  border: 1px solid var(--danger);
}

.login-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
}

.login-panel {
  width: min(400px, 100%);
}

.login-form {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.json-preview {
  background: #000;
  border: 1px solid var(--border-color);
  border-radius: 10px;
  padding: 12px;
  overflow: auto;
  font-size: 12px;
  max-height: 480px;
}

.json-panel .urls {
  margin-top: 12px;
  font-size: 0.85rem;
}

.badge {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 6px;
  font-size: 0.8rem;
  text-transform: uppercase;
}

.badge-live {
  background: rgba(0, 255, 136, 0.2);
  color: var(--accent-green);
}

.badge-offline {
  background: rgba(176, 176, 176, 0.15);
  color: var(--text-secondary);
}

.badge-unknown {
  background: rgba(255, 200, 0, 0.15);
  color: #ffc800;
}

.badge-ended {
  background: rgba(176, 176, 176, 0.15);
  color: var(--text-secondary);
}

.tag-pill {
  display: inline-block;
  padding: 1px 6px;
  border-radius: 4px;
  background: rgba(120, 160, 255, 0.15);
  font-size: 0.85rem;
}

.inline-form {
  display: inline;
}

.badge-running,
.badge-starting {
  background: rgba(0, 255, 136, 0.2);
  color: var(--accent-green);
}

.live-card {
  border: 1px solid var(--border-color);
  border-radius: 10px;
  padding: 12px;
  margin-bottom: 12px;
  background: var(--bg-tertiary);
}

.live-card-head {
  margin-bottom: 8px;
}

.data-table.compact th,
.data-table.compact td {
  padding: 6px 8px;
}