:root {
  --bg: #0c1222;
  --bg-elevated: #111827;
  --panel: #151d2e;
  --panel-hover: #1a2438;
  --border: #2a3a52;
  --border-active: #38bdf8;
  --text: #e8eef7;
  --muted: #8b9cb3;
  --accent: #38bdf8;
  --accent-dim: rgba(56, 189, 248, 0.12);
  --success: #34d399;
  --success-dim: rgba(52, 211, 153, 0.12);
  --danger: #f87171;
  --danger-dim: rgba(248, 113, 113, 0.12);
  --warn: #fbbf24;
  --warn-dim: rgba(251, 191, 36, 0.12);
  --radius: 10px;
  --radius-sm: 6px;
  --shadow: 0 4px 24px rgba(0, 0, 0, 0.35);
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
  min-height: 100%;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
    "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  background: var(--bg);
  color: var(--text);
  font-size: 15px;
  line-height: 1.5;
}

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

.app {
  max-width: 1280px;
  margin: 0 auto;
  padding: 20px 20px 40px;
}

.header {
  margin-bottom: 20px;
}

.header h1 {
  font-size: 1.35rem;
  font-weight: 700;
  margin: 0 0 4px;
  letter-spacing: -0.02em;
}

.header .subtitle {
  color: var(--muted);
  font-size: 0.875rem;
  margin: 0;
}

.top-grid {
  display: grid;
  grid-template-columns: 1fr 1fr auto;
  gap: 12px;
  margin-top: 16px;
  align-items: end;
}

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

label {
  display: block;
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--muted);
  margin-bottom: 6px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

input[type="text"],
input[type="url"],
input[type="number"],
select,
textarea {
  width: 100%;
  background: var(--bg-elevated);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 10px 12px;
  font-size: 0.9375rem;
  font-family: inherit;
}

input:focus,
textarea:focus,
select:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-dim);
}

.status-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 14px;
  align-items: center;
}

.pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 10px;
  border-radius: 999px;
  font-size: 0.75rem;
  background: var(--panel);
  border: 1px solid var(--border);
  color: var(--muted);
}

.pill.ok {
  border-color: rgba(52, 211, 153, 0.4);
  color: var(--success);
  background: var(--success-dim);
}

.pill.err {
  border-color: rgba(248, 113, 113, 0.4);
  color: var(--danger);
  background: var(--danger-dim);
}

.pill.warn {
  border-color: rgba(251, 191, 36, 0.4);
  color: var(--warn);
  background: var(--warn-dim);
}

.banner {
  margin-top: 12px;
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  font-size: 0.875rem;
  display: none;
}

.banner.show {
  display: block;
}

.banner.info {
  background: var(--accent-dim);
  border: 1px solid rgba(56, 189, 248, 0.35);
  color: var(--text);
}

.banner.ok {
  background: var(--success-dim);
  border: 1px solid rgba(52, 211, 153, 0.35);
}

.banner.err {
  background: var(--danger-dim);
  border: 1px solid rgba(248, 113, 113, 0.35);
  color: #fecaca;
}

.banner.warn {
  background: var(--warn-dim);
  border: 1px solid rgba(251, 191, 36, 0.35);
}

.voice-callout {
  margin-top: 12px;
  padding: 12px 14px;
  border-radius: var(--radius-sm);
  background: var(--success-dim);
  border: 1px solid rgba(52, 211, 153, 0.3);
  font-size: 0.875rem;
}

.voice-callout.hidden {
  display: none;
}

.layout-main {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(300px, 360px);
  gap: 20px;
  align-items: start;
}

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

.card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px 20px;
  margin-bottom: 16px;
  box-shadow: var(--shadow);
}

.card h2 {
  font-size: 0.8125rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--muted);
  margin: 0 0 14px;
}

.mode-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
}

@media (max-width: 800px) {
  .mode-cards {
    grid-template-columns: 1fr;
  }
}

.mode-card {
  text-align: left;
  padding: 14px 16px;
  border-radius: var(--radius);
  border: 2px solid var(--border);
  background: var(--bg-elevated);
  cursor: pointer;
  transition: border-color 0.15s, background 0.15s;
  font-family: inherit;
  color: inherit;
}

.mode-card:hover {
  background: var(--panel-hover);
  border-color: #3d5168;
}

.mode-card.active {
  border-color: var(--accent);
  background: var(--accent-dim);
}

.mode-card .title {
  font-weight: 600;
  font-size: 0.9375rem;
  margin-bottom: 4px;
}

.mode-card .desc {
  font-size: 0.75rem;
  color: var(--muted);
  line-height: 1.4;
}

.mode-panel {
  display: none;
}

.mode-panel.active {
  display: block;
}

.chip-toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 10px;
  align-items: center;
}

.chip-search {
  flex: 1;
  min-width: 140px;
}

.chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  max-height: 200px;
  overflow-y: auto;
  padding: 4px 0;
}

.chip {
  padding: 6px 12px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--bg-elevated);
  color: var(--muted);
  font-size: 0.8125rem;
  cursor: pointer;
  transition: all 0.12s;
  user-select: none;
}

.chip:hover {
  border-color: var(--accent);
  color: var(--text);
}

.chip.selected {
  background: var(--accent-dim);
  border-color: var(--accent);
  color: var(--accent);
  font-weight: 500;
}

.labels-meta {
  font-size: 0.75rem;
  color: var(--muted);
}

details.advanced {
  margin-top: 14px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  overflow: hidden;
}

details.advanced summary {
  padding: 10px 14px;
  cursor: pointer;
  font-size: 0.8125rem;
  color: var(--muted);
  background: var(--bg-elevated);
  user-select: none;
}

details.advanced summary:hover {
  color: var(--text);
}

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

#candidate-consumables-json {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.75rem;
  min-height: 80px;
  resize: vertical;
}

.upload-zone {
  border: 2px dashed var(--border);
  border-radius: var(--radius);
  padding: 24px 16px;
  text-align: center;
  cursor: pointer;
  transition: border-color 0.15s, background 0.15s;
  background: var(--bg-elevated);
}

.upload-zone:hover,
.upload-zone.drag-over {
  border-color: var(--accent);
  background: var(--accent-dim);
}

.upload-zone .icon {
  font-size: 2rem;
  margin-bottom: 8px;
  opacity: 0.5;
}

.upload-zone .filename {
  margin-top: 10px;
  font-size: 0.8125rem;
  color: var(--accent);
  word-break: break-all;
}

.stream-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 12px;
  margin-top: 12px;
}

.stream-slot {
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 12px;
  background: var(--bg-elevated);
}

.stream-slot h4 {
  margin: 0 0 10px;
  font-size: 0.8125rem;
  color: var(--accent);
}

.stream-slot .upload-zone {
  padding: 16px 10px;
  font-size: 0.8125rem;
}

.stream-actions {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  margin-top: 8px;
}

.stream-hint {
  font-size: 0.75rem;
  color: var(--muted);
  margin-top: 6px;
  min-height: 1.2em;
}

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

button {
  font-family: inherit;
  font-size: 0.875rem;
  font-weight: 600;
  border: none;
  border-radius: var(--radius-sm);
  padding: 10px 18px;
  cursor: pointer;
  transition: opacity 0.15s, transform 0.1s;
}

button:active:not(:disabled) {
  transform: scale(0.98);
}

button:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}

button.primary {
  background: var(--accent);
  color: #0a1628;
}

button.primary.lg {
  padding: 12px 24px;
  font-size: 1rem;
}

button.secondary {
  background: var(--bg-elevated);
  color: var(--text);
  border: 1px solid var(--border);
}

button.warn {
  background: var(--warn);
  color: #0a1628;
}

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

button.loading {
  pointer-events: none;
  opacity: 0.7;
}

.checkbox-row {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 12px;
  font-size: 0.875rem;
  cursor: pointer;
}

.checkbox-row input {
  width: auto;
}

.result-area {
  margin-top: 14px;
}

.result-area table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.8125rem;
}

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

.result-area th {
  color: var(--muted);
  font-weight: 500;
}

.result-area h3 {
  font-size: 0.875rem;
  margin: 16px 0 8px;
  color: var(--muted);
}

.vis-block {
  margin-top: 14px;
}

.vis-block video {
  width: 100%;
  max-height: 400px;
  border-radius: var(--radius-sm);
  background: #000;
}

.dev-log {
  position: sticky;
  top: 16px;
}

.dev-log details {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: #0a0f18;
}

.dev-log summary {
  padding: 12px 14px;
  cursor: pointer;
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--muted);
}

.log-scroll {
  max-height: 60vh;
  overflow-y: auto;
  padding: 0 10px 10px;
}

.log-item {
  border-bottom: 1px dashed var(--border);
  padding: 8px 4px;
  font-size: 0.6875rem;
}

.log-item:last-child {
  border-bottom: none;
}

.log-head {
  display: flex;
  justify-content: space-between;
  gap: 6px;
}

.log-method {
  color: var(--accent);
  font-weight: 700;
}

.log-status.ok {
  color: var(--success);
}

.log-status.err {
  color: var(--danger);
}

.log-body {
  background: var(--panel);
  border-radius: 4px;
  padding: 6px;
  margin-top: 4px;
  font-family: ui-monospace, monospace;
  white-space: pre-wrap;
  word-break: break-word;
  max-height: 160px;
  overflow: auto;
}

.log-hint {
  margin-top: 4px;
  padding: 4px 6px;
  background: var(--warn-dim);
  border-radius: 4px;
  color: var(--warn);
}

.hidden {
  display: none !important;
}