:root {
  color-scheme: dark;
  --bg-main: #08090a;
  --surface: #131416;
  --surface-soft: #161719;
  --border: #1f2023;
  --text: #ededed;
  --text-dim: #8a8b91;
  --muted: #d6d6d6;
  font-family: 'Inter', 'Segoe UI', system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  padding: 0;
  background: var(--bg-main);
  color: var(--text);
  min-height: 100vh;
}

.page {
  max-width: 1080px;
  margin: 0 auto;
  padding: 32px 20px 60px;
}

header {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 32px;
}

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

.tab-button {
  border: 1px solid var(--border);
  background: transparent;
  color: var(--text-dim);
  padding: 6px 16px;
  border-radius: 999px;
  font-size: 14px;
  cursor: pointer;
  transition: background 0.15s ease, color 0.15s ease, border 0.15s ease;
}

.tab-button.active {
  background: #2d3161;
  color: #fff;
  border-color: #4f56a9;
}

.tab-panel[hidden] {
  display: none;
}

.header-actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  justify-content: flex-end;
}

h1 {
  font-size: 28px;
  font-weight: 600;
  margin: 0;
  letter-spacing: 0.3px;
}

.subtitle {
  color: var(--text-dim);
  font-size: 15px;
}

.panel {
  background: var(--surface);
  border-radius: 6px;
  border: 1px solid var(--border);
  padding: 20px;
  margin-bottom: 18px;
}

.panel h2 {
  margin: 0 0 16px;
  font-size: 18px;
  font-weight: 500;
}

.panel-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 16px;
}

.panel-header h2 {
  margin: 0;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 12px;
}

.model-group-form textarea {
  min-height: 112px;
  resize: vertical;
}

.model-group-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: 16px;
}

.model-group-card {
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 16px;
  background: var(--surface-soft);
}

.model-group-header {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 12px;
}

.model-group-meta {
  font-size: 13px;
  color: var(--text-dim);
}

.model-group-body {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.model-select {
  position: relative;
  width: 100%;
}

.model-select.disabled .model-select-trigger {
  opacity: 0.6;
  cursor: not-allowed;
}

.model-select-trigger {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding: 10px 12px;
  background: var(--surface-soft);
  border: 1px solid var(--border);
  border-radius: 4px;
  font-size: 14px;
  text-align: left;
}

.model-select-trigger.has-selection {
  border-color: #4f56a9;
}

.model-select-caret {
  font-size: 12px;
  color: var(--text-dim);
}

.model-select-panel {
  position: absolute;
  top: calc(100% + 6px);
  left: 0;
  right: 0;
  z-index: 30;
  display: none;
  padding: 12px;
  border-radius: 6px;
  border: 1px solid var(--border);
  background: #0f1014;
  box-shadow: 0 18px 32px rgba(0, 0, 0, 0.55);
}

.model-select.open .model-select-panel {
  display: block;
}

.model-select-actions {
  display: flex;
  justify-content: space-between;
  gap: 8px;
  margin-bottom: 8px;
}

.model-select-actions button,
.model-select-footer button {
  font-size: 12px;
  padding: 4px 10px;
}

.model-select-options {
  max-height: 220px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 10px;
}

.model-select-option {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
}

.model-select-option input {
  margin: 0;
}

.model-select-option-legacy span:not(.model-select-tag) {
  color: var(--text-dim);
}

.model-select-tag {
  border-radius: 999px;
  border: 1px solid var(--border);
  padding: 0 6px;
  font-size: 10px;
  color: var(--text-dim);
}

.model-select-footer {
  display: flex;
  justify-content: flex-end;
}

.model-tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 6px;
}

.input-field {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.field-hint {
  font-size: 12px;
  color: var(--text-dim);
  line-height: 1.4;
}

label {
  font-size: 13px;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

input,
textarea,
select {
  background: var(--surface-soft);
  border: 1px solid var(--border);
  border-radius: 4px;
  color: var(--text);
  padding: 10px;
  font-size: 14px;
  transition: border-color 0.2s, background 0.2s;
}

input:focus,
textarea:focus,
select:focus {
  outline: none;
  border-color: #3c3d40;
  background: #111214;
}

button {
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 10px 14px;
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  background: transparent;
  color: var(--text);
  transition: background 0.15s;
}

.btn-primary {
  background: #2e2f33;
  border-color: #2e2f33;
}

.btn-primary:hover {
  background: #34353a;
}

.btn-ghost {
  background: transparent;
}

.btn-ghost:hover {
  background: #1a1b1d;
}

.btn-danger {
  color: var(--text);
  border-color: #2c2d30;
}

.btn-danger:hover {
  background: #1b1c1f;
}

.accounts-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.account-card {
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 16px;
  background: var(--surface-soft);
  display: grid;
  gap: 12px;
}

.account-header {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
}

.account-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  color: var(--text-dim);
  font-size: 13px;
}

.status-pill {
  border-radius: 3px;
  padding: 2px 8px;
  font-size: 11px;
  letter-spacing: 0.08em;
  border: 1px solid var(--border);
}

.status-pill.online {
  color: var(--muted);
  border-color: #3c3d41;
}

.status-pill.offline {
  color: var(--text-dim);
}

.status-pill.error {
  color: #ff8c8c;
  border-color: #4c1f28;
  background: #2a1015;
}

.model-chip {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  border-radius: 999px;
  padding: 2px 8px;
  border: 1px solid var(--border);
  font-size: 12px;
  color: var(--text-dim);
}

.model-chip.accent {
  border-color: #4f56a9;
  color: #d7dbff;
}

.model-chip.muted {
  opacity: 0.7;
}

.account-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.proxy-controls {
  display: grid;
  grid-template-columns: minmax(200px, 1fr) auto auto;
  gap: 12px;
  align-items: end;
}

.group-checkboxes {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 8px 10px;
  border: 1px dashed var(--border);
  border-radius: 6px;
  background: #101114;
  max-height: 220px;
  overflow-y: auto;
}

.group-checkbox {
  display: flex;
  flex-direction: column;
  gap: 3px;
  font-size: 13px;
}

.group-checkbox input {
  margin-right: 6px;
}

.group-checkbox label {
  font-weight: 500;
}

.checkbox-row {
  display: flex;
  align-items: center;
  gap: 8px;
}

.checkbox-hint {
  font-size: 12px;
  color: var(--text-dim);
}

.advanced-controls {
  margin-top: 14px;
  border-top: 1px solid var(--border);
  padding-top: 12px;
}

.advanced-controls summary {
  cursor: pointer;
  color: var(--text-dim);
  font-size: 13px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  display: flex;
  align-items: center;
  gap: 8px;
  user-select: none;
}

.advanced-controls summary::-webkit-details-marker {
  display: none;
}

.advanced-controls summary::after {
  content: '+';
  margin-left: auto;
  font-size: 16px;
  line-height: 1;
  color: var(--text-dim);
}

.advanced-controls[open] summary {
  margin-bottom: 10px;
  color: var(--muted);
}

.advanced-controls[open] summary::after {
  content: '-';
}

.advanced-content {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.message {
  border-radius: 5px;
  padding: 12px 14px;
  font-size: 13px;
  margin-bottom: 16px;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text);
}

.message.info {
  color: var(--text-dim);
}

.message.success {
  color: #7fe3ba;
  border-color: rgba(127, 227, 186, 0.35);
  background: #0f1614;
}

.message.error {
  color: #ff9f9f;
  border-color: rgba(255, 159, 159, 0.35);
  background: #1e0f13;
}

.auth-drawer {
  border: 1px dashed var(--border);
  border-radius: 4px;
  padding: 14px;
  background: var(--surface);
  margin-top: 8px;
}

.account-title {
  display: flex;
  align-items: center;
  gap: 10px;
}

.status-note {
  margin-top: 8px;
  font-size: 13px;
  color: var(--text-dim);
}

.status-note.error {
  color: #ff9f9f;
}

.stats-summary {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 12px;
  margin-bottom: 16px;
}

.stats-summary-card {
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 14px;
  background: #101115;
}

.summary-label {
  font-size: 13px;
  color: var(--text-dim);
  margin-bottom: 6px;
}

.summary-value {
  font-size: 24px;
  font-weight: 600;
}

.summary-sub {
  font-size: 12px;
  color: var(--text-dim);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 12px;
}

.stats-card {
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 16px;
  background: var(--surface-soft);
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.stats-card-header {
  display: flex;
  justify-content: space-between;
  gap: 10px;
}

.stats-card-title {
  font-size: 16px;
  font-weight: 600;
}

.stats-card-subtitle {
  font-size: 13px;
  color: var(--text-dim);
  margin-top: 2px;
}

.stats-pill {
  border-radius: 999px;
  padding: 2px 10px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  font-size: 12px;
  align-self: flex-start;
}

.stats-card-metrics {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(100px, 1fr));
  gap: 10px;
}

.stat-metric {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.stat-metric .stat-label {
  font-size: 12px;
  color: var(--text-dim);
}

.stat-metric .stat-value {
  font-size: 18px;
  font-weight: 600;
}

.stats-models {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.model-row {
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 8px 10px;
  background: #0e0f12;
}

.model-row-header {
  display: flex;
  justify-content: space-between;
  gap: 6px;
  font-size: 13px;
}

.model-row-metrics {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  font-size: 12px;
  color: var(--text-dim);
  margin-top: 6px;
}

.stats-empty {
  font-size: 13px;
  color: var(--text-dim);
}

.stats-more {
  font-size: 12px;
  color: var(--text-dim);
}

.auth-url {
  background: #0d0e10;
  padding: 10px;
  border-radius: 4px;
  border: 1px solid var(--border);
  font-size: 12px;
  word-break: break-all;
}

.steps {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-top: 12px;
}

.step {
  border-left: 2px solid #2e2f33;
  padding-left: 12px;
  color: var(--text-dim);
  font-size: 14px;
}

@media (max-width: 720px) {
  .proxy-controls {
    grid-template-columns: 1fr;
  }

  header {
    flex-direction: column;
    align-items: flex-start;
  }
}

#busyOverlay {
  position: fixed;
  inset: 0;
  display: none;
  background: rgba(8, 10, 12, 0.75);
  z-index: 1000;
  backdrop-filter: blur(4px);
  align-items: center;
  justify-content: center;
}

#busyOverlay.visible {
  display: flex;
}

.busy-box {
  background: #101113;
  border: 1px solid #242529;
  padding: 18px 24px;
  border-radius: 6px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  font-size: 14px;
  color: var(--muted);
}

.spinner {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  border: 2px solid rgba(255, 255, 255, 0.1);
  border-top-color: var(--muted);
  animation: spin 0.8s linear infinite;
}

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