:root {
  --bg: #0f1117;
  --surface: #1a1d27;
  --surface2: #242836;
  --border: #2e3348;
  --text: #e8eaf0;
  --muted: #8b90a5;
  --accent: #3b82f6;
  --accent-hover: #2563eb;
  --success: #22c55e;
  --warn: #f59e0b;
  --danger: #ef4444;
  --radius: 12px;
  --font: "Segoe UI", system-ui, -apple-system, sans-serif;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  line-height: 1.5;
}

.header {
  border-bottom: 1px solid var(--border);
  background: var(--surface);
  position: sticky;
  top: 0;
  z-index: 10;
}

.header-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 1.25rem 1.5rem 0;
}

.app-brand {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
}

.brand-mark {
  width: 2.25rem;
  height: 2.25rem;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 1.05rem;
  color: #fff;
  background: linear-gradient(135deg, #3b82f6, #6366f1);
  flex-shrink: 0;
  margin-top: 0.1rem;
}

.brand-title {
  font-size: 1.35rem;
  font-weight: 600;
  line-height: 1.2;
}

.brand-flow { color: var(--accent); }

h1 { font-size: 1.35rem; font-weight: 600; }
.subtitle { color: var(--muted); font-size: 0.875rem; margin-top: 0.25rem; }

.tabs {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  gap: 0.25rem;
  padding: 0.75rem 1.5rem;
  overflow-x: auto;
}

.tab {
  background: transparent;
  border: none;
  color: var(--muted);
  padding: 0.5rem 1rem;
  border-radius: 8px;
  cursor: pointer;
  font-size: 0.9rem;
  white-space: nowrap;
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.tab:hover { background: var(--surface2); color: var(--text); }
.tab.active { background: var(--accent); color: #fff; }

.badge {
  background: rgba(255,255,255,0.2);
  font-size: 0.75rem;
  padding: 0.1rem 0.45rem;
  border-radius: 99px;
  min-width: 1.25rem;
  text-align: center;
}
.tab:not(.active) .badge { background: var(--danger); color: #fff; }

.main {
  max-width: 1100px;
  margin: 0 auto;
  padding: 1.5rem;
}

.panel { display: none; }
.panel.active { display: block; }

.config-intro { margin-bottom: 1rem; }
.config-intro h2 { margin-bottom: 0.35rem; }
.config-toolbar { margin-top: 0.75rem; margin-bottom: 0; }

.sub-tabs {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 1rem;
  flex-wrap: wrap;
}
.sub-tab {
  padding: 0.45rem 0.9rem;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: var(--surface);
  color: var(--muted);
  cursor: pointer;
  font-size: 0.9rem;
}
.sub-tab:hover { background: var(--surface2); color: var(--text); }
.sub-tab.active {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}
.config-subpanel { display: none; }
.config-subpanel.active { display: block; }

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
}

.card h2 { font-size: 1.1rem; margin-bottom: 1rem; }

.workflow-identity {
  display: grid;
  gap: 0.25rem;
  font-size: 0.88rem;
  line-height: 1.45;
}
.workflow-identity .wf-row {
  display: flex;
  gap: 0.5rem;
  align-items: baseline;
  flex-wrap: wrap;
}
.workflow-identity .wf-k {
  color: var(--muted);
  min-width: 2.75rem;
  flex-shrink: 0;
}
.workflow-identity .wf-v {
  color: var(--text);
  word-break: break-all;
}
.workflow-identity code {
  font-size: 0.82rem;
  background: var(--surface2);
  padding: 0.1rem 0.35rem;
  border-radius: 4px;
}
.test-env-banner {
  margin-bottom: 1rem;
  padding: 0.75rem 1rem;
  border-radius: 10px;
  background: rgba(255, 193, 7, 0.12);
  border: 1px solid rgba(255, 193, 7, 0.45);
  color: var(--text);
  font-size: 0.9rem;
  line-height: 1.5;
}
.test-env-banner strong { color: #e6b800; }
.item-card header > div:first-child h3 {
  display: none;
}

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.form-grid label { display: flex; flex-direction: column; gap: 0.35rem; font-size: 0.85rem; color: var(--muted); }
.form-grid label.full { grid-column: 1 / -1; }

input, select, textarea {
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text);
  padding: 0.6rem 0.75rem;
  font-size: 0.95rem;
  font-family: inherit;
}

input:focus, select:focus, textarea:focus {
  outline: 2px solid var(--accent);
  border-color: transparent;
}

.actions { margin-top: 0.5rem; }

.btn {
  border: none;
  border-radius: 8px;
  padding: 0.55rem 1rem;
  font-size: 0.9rem;
  cursor: pointer;
  font-family: inherit;
}

.btn.primary { background: var(--accent); color: #fff; }
.btn.primary:hover { background: var(--accent-hover); }
.btn.primary:disabled { opacity: 0.5; cursor: not-allowed; }

.btn.success { background: var(--success); color: #fff; }
.btn.warn { background: var(--warn); color: #111; }
.btn.danger { background: var(--danger); color: #fff; }
.btn.ghost { background: var(--surface2); color: var(--text); border: 1px solid var(--border); }

.toolbar {
  display: flex;
  gap: 1rem;
  align-items: center;
  margin-bottom: 1rem;
  flex-wrap: wrap;
}

.checkbox {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.875rem;
  color: var(--muted);
  cursor: pointer;
}

.cards { display: flex; flex-direction: column; gap: 1rem; }

.item-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.25rem;
  position: relative;
}

.item-card.is-processing {
  opacity: 0.55;
  pointer-events: none;
}

.item-card.is-processing::after {
  content: "处理中…";
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(15, 17, 23, 0.55);
  border-radius: var(--radius);
  font-size: 0.95rem;
  color: var(--text);
  z-index: 2;
}

.item-card header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 1rem;
  margin-bottom: 0.75rem;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.btn-sm {
  padding: 0.3rem 0.65rem;
  font-size: 0.8rem;
}

.reject-panel {
  margin: 0.5rem 0 0.75rem;
  padding: 0.75rem;
  background: var(--surface2);
  border-radius: 8px;
  border: 1px solid var(--border);
}

.reject-panel textarea {
  width: 100%;
  margin-bottom: 0.5rem;
}

.card-details summary {
  cursor: pointer;
  color: var(--muted);
  font-size: 0.85rem;
  margin-bottom: 0.5rem;
  user-select: none;
}

.card-details[open] summary {
  margin-bottom: 0.75rem;
}

.reviewer-field {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.875rem;
  color: var(--muted);
}

.reviewer-field input {
  width: 120px;
  padding: 0.35rem 0.5rem;
  font-size: 0.85rem;
}

.dialog-actions-row {
  display: flex;
  gap: 0.5rem;
  margin-top: 1rem;
}

.item-card h3 { font-size: 1rem; font-weight: 600; }
.item-card .meta { font-size: 0.8rem; color: var(--muted); margin-top: 0.2rem; }

.tag {
  display: inline-block;
  font-size: 0.75rem;
  padding: 0.15rem 0.5rem;
  border-radius: 6px;
  background: var(--surface2);
  color: var(--muted);
  white-space: nowrap;
}
.tag.pending { background: #422006; color: #fbbf24; }
.tag.pass { background: #14532d; color: #86efac; }
.tag.fail { background: #450a0a; color: #fca5a5; }

.beats-list {
  margin: 0.25rem 0 0.75rem 1.25rem;
  padding: 0;
  font-size: 0.875rem;
  color: var(--muted);
}

.beats-list li {
  margin-bottom: 0.35rem;
}

.seedance-progress {
  margin: 0.75rem 0;
  padding: 0.75rem 1rem;
  background: var(--surface2);
  border-radius: 8px;
  border: 1px solid var(--border);
}

.seedance-progress-active {
  border-color: var(--accent);
  box-shadow: 0 0 0 1px color-mix(in srgb, var(--accent) 25%, transparent);
}

.seedance-progress-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.85rem;
  margin-bottom: 0.5rem;
}

.progress-bar {
  height: 6px;
  background: var(--border);
  border-radius: 99px;
  overflow: hidden;
}

.progress-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--accent), #60a5fa);
  border-radius: 99px;
  transition: width 0.4s ease;
}

.seedance-hint {
  margin: 0.5rem 0;
  font-size: 0.8rem;
}

.gen-banner {
  margin: 0.75rem 0;
  padding: 0.75rem 1rem;
  background: var(--surface2);
  border-radius: 8px;
  border: 1px solid var(--accent);
  box-shadow: 0 0 0 1px color-mix(in srgb, var(--accent) 20%, transparent);
}

.gen-banner-head {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.9rem;
  margin-bottom: 0.35rem;
}

.gen-banner .pulse-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent);
  animation: pulse-dot 1.2s ease-in-out infinite;
}

@keyframes pulse-dot {
  0%,
  100% {
    opacity: 0.35;
    transform: scale(0.85);
  }
  50% {
    opacity: 1;
    transform: scale(1.1);
  }
}

.item-card.is-generating {
  border-color: color-mix(in srgb, var(--accent) 40%, var(--border));
}

.fail-reason {
  margin: 0.75rem 0 0.5rem;
  padding: 0.75rem 1rem;
  border-radius: var(--radius);
  border: 1px solid rgba(239, 68, 68, 0.35);
  background: rgba(239, 68, 68, 0.08);
  color: #fecaca;
  font-size: 0.875rem;
  line-height: 1.5;
  white-space: pre-wrap;
  word-break: break-word;
}

.shots-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.85rem;
  margin: 0.75rem 0;
}

.shots-table th, .shots-table td {
  border: 1px solid var(--border);
  padding: 0.5rem 0.6rem;
  text-align: left;
  vertical-align: top;
}

.shots-table th { background: var(--surface2); color: var(--muted); font-weight: 500; }

.prompt-box {
  background: var(--surface2);
  border-radius: 8px;
  padding: 0.75rem;
  font-size: 0.85rem;
  white-space: pre-wrap;
  word-break: break-word;
  margin: 0.5rem 0;
  max-height: 200px;
  overflow-y: auto;
}

.card-actions {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin-top: 1rem;
}

.video-segments {
  margin-top: 0.75rem;
  padding: 0.75rem;
  background: var(--surface-2, #1a1d24);
  border-radius: 8px;
  border: 1px solid var(--border);
}

.segment-row {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-wrap: wrap;
  margin-top: 0.35rem;
}

.result {
  margin-top: 1rem;
  padding: 1rem;
  background: #14532d33;
  border: 1px solid #22c55e55;
  border-radius: 8px;
  font-size: 0.9rem;
}

.hidden { display: none !important; }
.muted { color: var(--muted); font-size: 0.875rem; }

.dialog {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  color: var(--text);
  padding: 1.5rem;
  max-width: 480px;
  width: 90%;
}

.dialog-wide {
  max-width: 720px;
  max-height: 85vh;
  overflow-y: auto;
}

.browse-body {
  margin: 1rem 0;
  font-size: 0.9rem;
}

.browse-body section {
  margin-bottom: 1rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--border);
}

.browse-body section:last-child {
  border-bottom: none;
}

.browse-body h4 {
  font-size: 0.9rem;
  margin-bottom: 0.5rem;
  color: var(--muted);
}

.board-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
}

.dialog::backdrop { background: rgba(0,0,0,0.6); }
.dialog h3 { margin-bottom: 0.5rem; }
.dialog label { display: flex; flex-direction: column; gap: 0.35rem; margin: 1rem 0; font-size: 0.85rem; color: var(--muted); }

.task-tray {
  position: fixed;
  bottom: 5rem;
  right: 1.5rem;
  max-width: 320px;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  z-index: 99;
  pointer-events: none;
}

.task-tray .task-item {
  pointer-events: auto;
}

.task-item {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0.6rem 0.85rem;
  font-size: 0.85rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.35);
  cursor: pointer;
}

.task-item:hover {
  border-color: var(--accent);
}

.task-item .task-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
}

.task-item.running .task-dot {
  background: var(--warn);
  animation: pulse 1.2s infinite;
}

.task-item.done .task-dot { background: var(--success); }
.task-item.error .task-dot { background: var(--danger); }

.task-item.fade-out {
  animation: taskFadeOut 0.35s ease forwards;
}

@keyframes taskFadeOut {
  to { opacity: 0; transform: translateX(12px); }
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.35; }
}

.toast {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  background: var(--surface2);
  border: 1px solid var(--border);
  padding: 0.75rem 1.25rem;
  border-radius: 8px;
  font-size: 0.9rem;
  z-index: 100;
  box-shadow: 0 8px 24px rgba(0,0,0,0.4);
}

.empty {
  text-align: center;
  color: var(--muted);
  padding: 3rem 1rem;
}

.image-preview {
  grid-column: 1 / -1;
}

.image-preview img {
  max-width: 160px;
  max-height: 160px;
  border-radius: 8px;
  border: 1px solid var(--border);
  display: block;
  margin-top: 0.5rem;
}

.image-preview-grid {
  grid-column: 1 / -1;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 0.5rem;
}

.image-thumb {
  position: relative;
  width: 88px;
  height: 88px;
}

.image-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 8px;
  border: 1px solid var(--border);
  margin: 0;
}

.image-thumb .btn-remove {
  position: absolute;
  top: 2px;
  right: 2px;
  width: 22px;
  height: 22px;
  padding: 0;
  border-radius: 50%;
  font-size: 14px;
  line-height: 1;
  background: rgba(0, 0, 0, 0.65);
  color: #fff;
  border: none;
  cursor: pointer;
}

.product-images-row {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin: 10px 0;
}

.product-images-row img {
  width: 64px;
  height: 64px;
  object-fit: cover;
  border-radius: 4px;
  border: 1px solid var(--border);
}

.table-wrap {
  overflow-x: auto;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
}

.board-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.85rem;
}

.board-table th,
.board-table td {
  padding: 0.65rem 0.75rem;
  border-bottom: 1px solid var(--border);
  text-align: left;
  vertical-align: top;
}

.board-table th {
  background: var(--surface2);
  color: var(--muted);
  font-weight: 600;
  white-space: nowrap;
}

.board-table tr:hover td {
  background: rgba(59, 130, 246, 0.05);
}

@media (max-width: 640px) {
  .form-grid { grid-template-columns: 1fr; }
  .header-actions { width: 100%; justify-content: flex-start; }
  .reviewer-field input { width: 100px; }
}