:root {
  --bg:#f5f6f8; --bg-secondary:#eef0f3; --bg-hover:#e8eaed;
  --sidebar-bg:#1a1d23; --sidebar-hover:#252830; --sidebar-active:#2a2d35;
  --accent:#4f6ef6; --accent-light:#e8edff; --border:#e5e7eb; --text:#1f2937;
  --text-secondary:#6b7280; --muted:#9ca3af; --card-bg:#fff; --success:#10b981;
  --warning:#f59e0b; --danger:#ef4444; --radius:8px; --shadow:0 1px 3px rgba(0,0,0,.06);
}
* { margin:0; padding:0; box-sizing:border-box; }
body { font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif; background:var(--bg); color:var(--text); display:flex; height:100vh; overflow:hidden; }

.sidebar { width:200px; background:var(--sidebar-bg); color:#fff; display:flex; flex-direction:column; flex-shrink:0; }
.sidebar-brand { padding:18px 20px; font-size:16px; font-weight:700; border-bottom:1px solid rgba(255,255,255,.08); display:flex; align-items:center; gap:8px; }
.sidebar-brand .logo { width:26px; height:26px; background:var(--accent); border-radius:6px; display:flex; align-items:center; justify-content:center; font-size:14px; }
.sidebar-nav { padding:12px 0; flex:1; }
.sidebar-item { display:flex; align-items:center; gap:10px; padding:10px 20px; cursor:pointer; font-size:13px; color:rgba(255,255,255,.6); transition:all .15s; border-left:2px solid transparent; }
.sidebar-item:hover { background:var(--sidebar-hover); color:#fff; }
.sidebar-item.active { background:var(--sidebar-active); color:#fff; border-left-color:var(--accent); }
.sidebar-item svg { width:16px; height:16px; flex-shrink:0; opacity:.6; }
.sidebar-item.active svg, .sidebar-item:hover svg { opacity:1; }

.main { flex:1; display:flex; flex-direction:column; overflow:hidden; }
.topbar { background:var(--card-bg); border-bottom:1px solid var(--border); padding:0 24px; height:52px; display:flex; align-items:center; justify-content:space-between; flex-shrink:0; }
.breadcrumb { font-size:13px; color:var(--text-secondary); }
.breadcrumb span { color:var(--text); font-weight:500; }
.topbar-right { display:flex; align-items:center; gap:12px; }
.conn-status { font-size:11px; padding:3px 8px; border-radius:10px; }
.conn-status.on { background:#d1fae5; color:#065f46; }
.conn-status.off { background:#fee2e2; color:#991b1b; }

.content { flex:1; overflow-y:auto; overflow-x:auto; padding:20px 24px; }
.panel { display:none; }
.panel.active { display:block; }

/* Panel Header */
.panel-header { display:flex; align-items:baseline; gap:10px; margin-bottom:16px; }
.panel-header h2 { font-size:18px; font-weight:700; }
.panel-subtitle { font-size:13px; color:var(--text-secondary); }

/* Form Card */
.form-card { background:var(--card-bg); padding:20px; border-radius:var(--radius); border:1px solid var(--border); box-shadow:var(--shadow); }

/* Filters */
.filters { display:flex; gap:10px; flex-wrap:wrap; align-items:center; margin-bottom:16px; background:var(--card-bg); padding:12px 16px; border-radius:var(--radius); border:1px solid var(--border); box-shadow:var(--shadow); }
.filters label { font-size:12px; color:var(--text-secondary); }
.filters input, .filters select { padding:6px 10px; border:1px solid var(--border); border-radius:4px; font-size:12px; background:#fff; outline:none; }
.filters input:focus, .filters select:focus { border-color:var(--accent); }

.btn { padding:7px 14px; border-radius:4px; font-size:12px; cursor:pointer; border:1px solid var(--border); background:var(--card-bg); color:var(--text); font-weight:500; transition:all .15s; white-space:nowrap; }
.btn:hover { background:#f9fafb; }
.btn-primary { background:var(--accent); color:#fff; border-color:var(--accent); }
.btn-primary:hover { background:#3d5cf5; }
.btn-sm { padding:4px 10px; font-size:11px; }
.btn-danger { background:var(--danger); color:#fff; border-color:var(--danger); }
.btn-danger:hover { background:#dc2626; }
.btn-warning { background:#f59e0b; color:#fff; border-color:#f59e0b; }
.btn-warning:hover { background:#d97706; }
.btn:disabled { opacity:.5; cursor:not-allowed; }
.btn-outline {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text);
  padding: 6px 14px;
  border-radius: 4px;
  cursor: pointer;
  font-size: 13px;
  margin-left: 8px;
}
.btn-outline:hover { background: #f0f0f0; }
.btn-outline:disabled { opacity: 0.5; cursor: not-allowed; }

/* Summary Cards */
.cards { display:grid; grid-template-columns:repeat(auto-fit,minmax(140px,1fr)); gap:10px; margin-bottom:16px; }
.card { background:var(--card-bg); padding:14px 16px; border-radius:var(--radius); box-shadow:var(--shadow); border:1px solid var(--border); }
.card-label { font-size:11px; color:var(--text-secondary); text-transform:uppercase; margin-bottom:2px; }
.card-value { font-size:20px; font-weight:700; }

/* Chart + Top10 */
.split { display:grid; grid-template-columns:2fr 1fr; gap:16px; margin-bottom:16px; }
@media(max-width:900px){ .split{grid-template-columns:1fr;} }
.chart-box { background:var(--card-bg); border-radius:var(--radius); padding:16px; border:1px solid var(--border); box-shadow:var(--shadow); }
.chart-box h3 { font-size:13px; font-weight:600; margin-bottom:12px; }
.chart-wrap { height:280px; position:relative; }

/* Table */
.table-box { background:var(--card-bg); border-radius:var(--radius); overflow:hidden; border:1px solid var(--border); box-shadow:var(--shadow); margin-bottom:16px; }
.table-toolbar { display:flex; align-items:center; justify-content:space-between; padding:12px 16px; border-bottom:1px solid var(--border); font-size:13px; font-weight:600; }
.table-toolbar .count { color:var(--text-secondary); font-weight:400; font-size:12px; }
.table-toolbar .selected-bar { display:flex; align-items:center; gap:8px; }
table { width:100%; border-collapse:collapse; }
th { text-align:left; padding:8px 10px; font-size:11px; color:var(--text-secondary); border-bottom:1px solid var(--border); font-weight:600; text-transform:uppercase; white-space:nowrap; }
td { padding:7px 10px; font-size:12px; border-bottom:1px solid #f3f4f6; }
tr:hover td { background:#f9fafb; }
tr.selected td { background:var(--accent-light); }
.text-right { text-align:right; }
.text-mono { font-family:"SF Mono","Consolas",monospace; font-size:11px; }
.tag { display:inline-block; padding:2px 8px; border-radius:3px; font-size:10px; font-weight:600; }
.tag-video { background:#dbeafe; color:#1e40af; }
.tag-image { background:#fce7f3; color:#9d174d; }
.tag-pending { background:#f3f4f6; color:#6b7280; }
.tag-processing { background:#fef3c7; color:#92400e; }
.tag-compositing { background:#ede9fe; color:#6b21a8; }
.tag-done { background:#d1fae5; color:#065f46; }
.tag-failed { background:#fee2e2; color:#991b1b; }
.truncate { max-width:300px; overflow:hidden; text-overflow:ellipsis; white-space:nowrap; display:inline-block; }

/* Loading / Empty */
.loading { display:flex; align-items:center; justify-content:center; padding:40px; color:var(--text-secondary); font-size:13px; }
.spinner { width:20px; height:20px; border:2px solid var(--border); border-top-color:var(--accent); border-radius:50%; animation:spin .6s linear infinite; margin-right:8px; }
@keyframes spin { to{transform:rotate(360deg);} }
.empty { padding:40px; text-align:center; color:var(--text-secondary); font-size:13px; }
.push-step-label { font-size:13px; font-weight:600; color:var(--text); margin-bottom:6px; }
.push-offer-item,.push-cs-item { transition:background .15s,border-color .15s; }
.push-offer-item:hover,.push-cs-item:hover { background:#f0f4ff !important; border-color:#a0baf7 !important; }

/* Modal */
.modal-overlay { position:fixed; inset:0; background:rgba(0,0,0,.35); backdrop-filter:blur(6px); -webkit-backdrop-filter:blur(6px); display:none; align-items:center; justify-content:center; z-index:100; }
.modal-overlay.show { display:flex; }
.modal { background:var(--card-bg); border-radius:12px; max-width:90vw; max-height:85vh; overflow:auto; box-shadow:0 20px 60px rgba(0,0,0,.2); }
.modal img, .modal video { max-width:80vw; max-height:70vh; display:block; }
.modal-header { padding:16px 20px; display:flex; justify-content:space-between; align-items:center; border-bottom:1px solid var(--border); }
.modal-header h3 { font-size:15px; }
.modal-close { cursor:pointer; font-size:20px; color:var(--text-secondary); background:none; border:none; }
.modal-body { padding:20px; }

.toast { position:fixed; top:20px; right:20px; background:#1f2937; color:#fff; padding:10px 18px; border-radius:6px; font-size:13px; z-index:200; opacity:0; transition:opacity .3s; }
.toast.show { opacity:1; }

/* Form */
.form-box { background:var(--card-bg); padding:16px; border-radius:var(--radius); border:1px solid var(--border); box-shadow:var(--shadow); margin-bottom:16px; }
.form-box h3 { font-size:13px; font-weight:600; margin-bottom:12px; }
.form-row { display:flex; gap:12px; flex-wrap:wrap; align-items:flex-end; margin-bottom:10px; }
.form-group { display:flex; flex-direction:column; gap:4px; }
.form-group label { font-size:11px; color:var(--text-secondary); font-weight:500; }
.form-group input, .form-group select { padding:6px 10px; border:1px solid var(--border); border-radius:4px; font-size:12px; background:#fff; outline:none; min-width:100px; }
.form-group input:focus, .form-group select:focus { border-color:var(--accent); }
.radio-group { display:flex; gap:16px; align-items:center; padding-top:4px; }
.radio-group label { font-size:12px; display:flex; align-items:center; gap:4px; cursor:pointer; }
.radio-group input[type="radio"] { accent-color:var(--accent); }

/* Drop zone */
.drop-zone { border:2px dashed var(--border); border-radius:var(--radius); padding:20px; text-align:center; cursor:pointer; color:var(--text-secondary); font-size:12px; transition:border-color .15s; }
.drop-zone:hover, .drop-zone.dragover { border-color:var(--accent); color:var(--accent); }
.drop-zone .file-name { margin-top:8px; font-size:11px; color:var(--text); }

/* Progress bar */
.progress-bar { width:100%; height:6px; background:#f3f4f6; border-radius:3px; overflow:hidden; }
.progress-bar-fill { height:100%; background:var(--accent); border-radius:3px; transition:width .3s; }

/* Material Tab */
.material-tabs { display:flex; gap:0; background:var(--card-bg); border-radius:var(--radius); border:1px solid var(--border); overflow:hidden; margin-bottom:16px; }
.material-tab { flex:1; padding:8px 12px; font-size:12px; font-weight:500; border:none; background:transparent; color:var(--text-secondary); cursor:pointer; text-align:center; border-bottom:2px solid transparent; transition:all .15s; border-radius:0; }
.material-tab:hover { color:var(--text); background:#f9fafb; }
.material-tab.active { color:var(--accent); border-bottom-color:var(--accent); background:var(--accent-light); }

/* ========== Video Thumbnail ========== */
.video-thumb {
  position: relative;
  display: inline-block;
  cursor: pointer;
  border-radius: 4px;
  overflow: hidden;
  background: #000;
  line-height: 0;
}
.video-thumb video {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 4px;
}
/* preview popup */
.video-thumb .preview-popup {
  position: fixed;
  z-index: 9999;
  display: none;
  width: 216px;
  height: 384px;
  border-radius: 6px;
  overflow: hidden;
  box-shadow: 0 4px 24px rgba(0,0,0,.45);
  background: #000;
  pointer-events: auto;
}
.video-thumb .preview-popup video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 6px;
}
.video-thumb .preview-popup .popup-play-btn {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0,0,0,.3);
  opacity: 0;
  transition: opacity .15s;
}
.video-thumb .preview-popup .popup-play-btn.show {
  opacity: 1;
}
.video-thumb .preview-popup .popup-play-btn svg {
  width: 40px;
  height: 40px;
  fill: #fff;
  filter: drop-shadow(0 2px 4px rgba(0,0,0,.5));
}
.video-thumb .preview-popup .popup-volume-btn {
  position: absolute;
  bottom: 8px;
  right: 8px;
  width: 30px;
  height: 30px;
  border-radius: 4px;
  background: rgba(0,0,0,.55);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  z-index: 2;
  opacity: 0;
  transition: opacity .15s;
}
.video-thumb .preview-popup:hover .popup-volume-btn {
  opacity: 1;
}
.video-thumb .preview-popup .popup-volume-btn svg {
  width: 16px;
  height: 16px;
  fill: #fff;
}

/* ========== Remix Panel Layout ========== */
.remix-section {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  margin-bottom: 16px;
  overflow: hidden;
}
.remix-section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 16px;
  background: #f8f9fb;
  border-bottom: 1px solid var(--border);
  font-size: 13px;
  font-weight: 600;
  color: var(--text);
}
.remix-section-body {
  padding: 8px 16px;
}

/* Basic config grid */
.basic-config-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
  gap: 10px;
}

/* Script & TTS inline row */
.script-tts-row {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}
.form-group-inline {
  display: flex;
  align-items: center;
  gap: 6px;
}
.form-group-inline label {
  display: flex;
  align-items: center;
  gap: 4px;
  font-weight: 500;
  white-space: nowrap;
  font-size: 13px;
  color: var(--text-primary);
}
.form-group-inline select {
  font-size: 12px;
  padding: 4px 6px;
  border: 1px solid var(--border);
  border-radius: 4px;
  background: var(--bg-secondary);
  color: var(--text-primary);
}

/* Script config row (prompt + model + language) */
.script-config-row {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}

/* Prompt row: full-width textarea below config */
.script-prompt-row {
  display: flex;
  align-items: flex-start;
  gap: 8px;
}
.script-prompt-row textarea {
  font-family: inherit;
  font-size: 13px;
  padding: 8px 10px;
  border: 1px solid var(--border);
  border-radius: 4px;
  background: #fff;
  color: var(--text);
  outline: none;
  line-height: 1.5;
}
.script-prompt-row textarea:focus {
  border-color: var(--accent);
}

/* Source switch groups */
#x_script_new_group, #x_script_existing_group,
#x_tts_new_group, #x_tts_existing_group {
  transition: opacity .2s;
}

/* BGM volume slider */
#x_bgm_volume {
  accent-color: var(--accent);
}

/* ========== Video Card Grid ========== */
.video-card-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
}
.video-card-grid .empty {
  width: 100%;
  text-align: center;
  padding: 32px;
  color: var(--text-secondary);
  font-size: 13px;
}
.video-card {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  width: 240px;
  flex-shrink: 0;
  transition: box-shadow .15s;
}
.video-card:hover {
  box-shadow: 0 2px 8px rgba(0,0,0,.1);
}
.video-card-preview {
  width: 100%;
  height: 135px;
  background: #000;
  cursor: pointer;
  position: relative;
}
.video-card-preview video {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.video-card-info {
  padding: 10px 12px 6px;
}
.video-card-name {
  display: block;
  font-size: 12px;
  font-weight: 500;
  color: var(--text);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.video-card-size {
  display: block;
  font-size: 11px;
  color: var(--text-secondary);
  margin-top: 2px;
}
.video-card-actions {
  padding: 0 12px 10px;
  display: flex;
  gap: 8px;
}

/* Module editor area */
.module-toolbar {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 12px;
  padding: 8px 0;
}
.module-toolbar label.toggle-label {
  display: flex;
  align-items: center;
  gap: 6px;
  cursor: pointer;
  user-select: none;
  font-size: 13px;
  font-weight: 600;
  color: var(--text);
}
.module-toolbar label.toggle-label input[type="checkbox"] {
  width: auto;
  margin: 0;
  accent-color: var(--accent);
}
.module-toolbar .toolbar-spacer {
  flex: 1;
  min-width: 12px;
}
.module-toolbar .toolbar-info {
  font-size: 12px;
  color: var(--text-secondary);
  white-space: nowrap;
}

/* Module list */
.module-list {
  min-height: 60px;
}
.module-list-empty {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 32px;
  border: 2px dashed var(--border);
  border-radius: 8px;
  color: var(--text-secondary);
  font-size: 13px;
  text-align: center;
}
.module-list-empty span {
  opacity: 0.7;
}

/* Module row */
.module-row {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 12px;
  margin-bottom: 6px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: #fafbfc;
  transition: background .15s;
}
.module-row:hover {
  background: #f0f2f5;
}
.module-row .mod-idx {
  min-width: 24px;
  font-weight: 700;
  font-size: 13px;
  color: var(--accent);
  text-align: center;
}
.module-row select.mod-type {
  width: 140px;
  flex-shrink: 0;
}
.module-row input.mod-source {
  width: 120px;
  flex-shrink: 0;
}
.module-row input.mod-duration {
  width: 80px;
  flex-shrink: 0;
}
.module-row .mod-actions {
  display: flex;
  gap: 4px;
  flex-shrink: 0;
  margin-left: auto;
}
.module-row .mod-actions .btn {
  min-width: 28px;
  padding: 4px 6px;
  text-align: center;
}

/* Submit area */
.submit-area {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  padding: 14px 16px;
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  margin-bottom: 16px;
}
.submit-area .btn-primary {
  padding: 10px 32px;
  font-size: 14px;
  font-weight: 600;
  letter-spacing: .5px;
}

/* ========== Version Editor (素材管理页) ========== */
.version-editor {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  margin-bottom: 16px;
  overflow: hidden;
}

.version-editor-header {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 16px;
  background: #f8f9fb;
  border-bottom: 1px solid var(--border);
}

.version-editor-title {
  font-size: 13px;
  font-weight: 600;
  color: var(--text);
  white-space: nowrap;
}

.version-name-input {
  padding: 5px 10px;
  border: 1px solid var(--border);
  border-radius: 4px;
  font-size: 12px;
  background: #fff;
  outline: none;
  width: 220px;
}

.version-name-input:focus {
  border-color: var(--accent);
}

/* Material block */
.version-material-block {
  padding: 14px 16px;
  border-bottom: 1px solid var(--border);
}

.vm-block-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
}

.vm-type-tag {
  display: inline-flex;
  align-items: center;
  padding: 3px 12px;
  background: var(--accent);
  color: #fff;
  border-radius: 4px;
  font-size: 12px;
  font-weight: 600;
}

.vm-mode-select {
  padding: 5px 10px;
  border: 1px solid var(--border);
  border-radius: 4px;
  font-size: 12px;
  background: #fff;
  outline: none;
  color: var(--text);
  cursor: pointer;
}

.vm-mode-select:focus {
  border-color: var(--accent);
}

/* Chip list */
.vm-chip-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 12px;
}

.vm-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 8px 4px 10px;
  background: #eef1ff;
  color: #3d4f9f;
  border-radius: 16px;
  font-size: 12px;
  line-height: 1.4;
}

.vm-chip-close {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  font-size: 14px;
  line-height: 1;
  cursor: pointer;
  color: #7c8bc0;
  transition: background .15s, color .15s;
}

.vm-chip-close:hover {
  background: #d4d9f5;
  color: #3d4f9f;
}

.vm-add-btn {
  font-size: 12px;
  color: var(--accent);
  border-color: var(--accent);
}

.vm-add-btn:hover {
  background: var(--accent-light);
}

/* Footer */
.version-editor-footer {
  padding: 10px 16px;
  font-size: 12px;
  color: var(--text-secondary);
}

/* 前段视频横栏 */
.fs-bar {
  display:flex; align-items:center; gap:8px;
  padding:6px 12px;
  background:var(--card-bg); border-radius:var(--radius);
  border:1px solid var(--border);
  margin-bottom:10px;
  flex-wrap:wrap;
  font-size:12px;
}
.fs-bar-label { font-weight:600; color:var(--text); white-space:nowrap; }
.fs-bar select { padding:3px 6px; border:1px solid var(--border); border-radius:4px; font-size:12px; min-width:120px; }
.fs-bar-summary { display:flex; gap:6px; flex-wrap:wrap; }
.fs-chip {
  display:inline-flex; align-items:center;
  padding:2px 8px; border-radius:10px;
  font-size:11px; cursor:pointer;
  transition:all .15s; white-space:nowrap;
}
.fs-chip:hover { opacity:.8; transform:scale(1.03); }
.fs-chip-hook  { background:rgba(79,110,246,0.12); color:var(--accent); }
.fs-chip-finance { background:rgba(245,158,11,0.12); color:var(--warning); }
.fs-chip-active { outline: 2px solid var(--accent); outline-offset: 1px; }

/* 作业集浮动按钮 - 右下角 */
.jobset-drawer-tab {
  position: fixed; right: 24px; bottom: 24px;
  z-index: 1000; cursor: pointer;
  background: var(--accent); color: #fff;
  padding: 10px 16px; border-radius: 8px;
  font-size: 13px; font-weight: 600;
  letter-spacing: 1px; user-select: none;
  transition: opacity .2s, transform .2s;
  box-shadow: 0 4px 16px rgba(0,0,0,.15);
}
.jobset-drawer-tab:hover { opacity: .85; transform: translateY(-2px); }
.jobset-drawer-tab.has-data { background: var(--success); }
.jobset-drawer-tab.has-data::after {
  content: ''; position: absolute; top: -4px; right: -4px;
  width: 10px; height: 10px;
  background: #fff; border-radius: 50%;
  border: 2px solid var(--success);
}

.jobset-drawer-overlay {
  position: fixed; inset: 0; z-index: 1999;
  background: rgba(0,0,0,.2);
  display: none; opacity: 0; transition: opacity .25s;
}
.jobset-drawer-overlay.open { display: block; opacity: 1; }

.jobset-drawer-panel {
  position: fixed; right: 24px; bottom: 72px;
  width: 400px; max-height: 70vh;
  z-index: 2000; background: var(--card-bg);
  border-radius: 12px;
  box-shadow: 0 8px 32px rgba(0,0,0,.18);
  display: flex; flex-direction: column;
  transform: scale(.85) translateY(10px);
  opacity: 0; pointer-events: none;
  transition: transform .25s cubic-bezier(.4,0,.2,1), opacity .25s;
}
.jobset-drawer-panel.open {
  transform: scale(1) translateY(0);
  opacity: 1; pointer-events: auto;
}

.jobset-drawer-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 16px 20px; border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}
.jobset-drawer-header h3 { margin: 0; font-size: 16px; }
.jobset-drawer-close {
  background: none; border: none; font-size: 22px; cursor: pointer;
  color: var(--text-secondary); line-height: 1; padding: 0;
}
.jobset-drawer-close:hover { color: var(--text); }

.jobset-drawer-body {
  flex: 1; overflow-y: auto; padding: 16px 20px;
}
.jobset-drawer-body .jobset-card {
  border: 1px solid var(--border); border-radius: var(--radius);
  margin-bottom: 10px; overflow: hidden;
}
.jobset-drawer-body .jobset-card-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 10px 14px; cursor: pointer; background: var(--bg);
  transition: background .15s;
}
.jobset-drawer-body .jobset-card-header:hover { background: var(--accent-light); }
.jobset-drawer-body .jobset-card-title {
  display: flex; align-items: center; gap: 6px; font-size: 13px;
}
.jobset-drawer-body .jobset-expand { font-size: 10px; color: var(--text-secondary); }
.jobset-drawer-body .jobset-card-body {
  padding: 10px 14px; border-top: 1px solid var(--border);
  font-size: 12px;
}

.jobset-drawer-footer {
  padding: 12px 20px; border-top: 1px solid var(--border);
  flex-shrink: 0; display: flex; gap: 8px;
}

.jobset-drawer-empty {
  text-align: center; padding: 40px 20px; color: var(--text-secondary); font-size: 13px;
}
.jobset-drawer-empty-icon { font-size: 36px; margin-bottom: 8px; opacity: .4; }

/* 禁止浏览器画中画按钮 */
video::-webkit-media-controls-picture-in-picture-button {
    display: none !important;
}

/* 选项字典标签 */
.od-tag {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    background: #f0f0f0;
    border: 1px solid #ddd;
    border-radius: 4px;
    padding: 2px 8px;
    font-size: 13px;
}

/* 筛选面板 */
.filter-panel {
  background: var(--card-bg);
  border-radius: var(--radius);
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
  margin-bottom: 12px;
  padding: 10px 14px;
}
.filter-row {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}
.filter-group {
  display: flex;
  align-items: center;
  gap: 6px;
}
.filter-label {
  font-size: 12px;
  color: var(--text-secondary);
  flex-shrink: 0;
  min-width: 28px;
}
.chip-group {
  display: flex;
  gap: 4px;
  flex-wrap: wrap;
}
.chip {
  display: inline-flex;
  align-items: center;
  padding: 3px 10px;
  font-size: 12px;
  border: 1px solid var(--border);
  border-radius: 14px;
  background: var(--bg);
  color: var(--text-secondary);
  cursor: pointer;
  user-select: none;
  transition: all .15s;
  white-space: nowrap;
}
.chip:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: var(--accent-light);
}
.chip.active {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}
.chip.active:hover {
  background: #3b5de7;
  border-color: #3b5de7;
  color: #fff;
}

/* ── 字幕遮挡工具 (Mask Region) ── */
.mask-tool-row {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}
.mask-canvas-wrap {
  flex-shrink: 0;
  width: 108px;
  height: 192px;
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: 6px;
  overflow: hidden;
  position: relative;
}
.mask-canvas-inner {
  position: relative;
  width: 100%;
  height: 100%;
}
.mask-placeholder {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 4px;
  color: var(--text-secondary);
  font-size: 9px;
  pointer-events: none;
}
.mask-overlay-inline {
  position: absolute;
  left: 0;
  right: 0;
  background: #000;
  z-index: 2;
  transition: background 0.1s;
}
.mask-overlay-inline.dragging {
  background: #1a1a2e;
}
.mask-handle {
  position: absolute;
  left: 4px;
  right: 4px;
  height: 3px;
  border-radius: 2px;
  background: rgba(255,255,255,0.15);
  cursor: ns-resize;
  z-index: 3;
  transition: background 0.1s, height 0.1s;
}
.mask-handle:hover, .mask-handle.active {
  background: rgba(255,255,255,0.3);
  height: 4px;
}
.mask-handle.top { top: -2px; }
.mask-handle.bot { bottom: -2px; }
.mask-drag-center {
  position: absolute;
  inset: 8px 0;
  cursor: move;
  z-index: 2;
}
.mask-input-col {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 8px;
  min-width: 0;
}
.mask-input-row {
  display: flex;
  align-items: center;
  gap: 6px;
}
.mask-label {
  font-size: 11px;
  color: var(--text-secondary);
  width: 16px;
  text-align: right;
}
.mask-input-row input {
  flex: 1;
  width: 0;
  padding: 5px 8px;
  border: 1px solid var(--border-color);
  border-radius: 4px;
  background: var(--bg-secondary);
  color: var(--text-primary);
  font-size: 12px;
  text-align: right;
  font-family: monospace;
}
.mask-unit {
  font-size: 10px;
  color: var(--text-secondary);
  width: 20px;
}
.mask-json-preview {
  font-size: 10px;
  color: var(--text-secondary);
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: 4px;
  padding: 6px 8px;
  font-family: monospace;
  line-height: 1.5;
  white-space: pre;
  overflow-x: auto;
}

.btn-mask {
  background: var(--bg-secondary);
  color: var(--text-primary);
  border: 1px solid var(--border-color);
  padding: 4px 10px;
  font-size: 12px;
  border-radius: 4px;
  cursor: pointer;
  transition: background 0.15s, border-color 0.15s;
}
.btn-mask:hover {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}

/* ========== 侧边栏底部：使用手册按钮 ========== */
.sidebar-footer {
  padding: 12px;
  border-top: 1px solid rgba(255,255,255,.08);
}

.sidebar-help-btn {
  display: flex;
  align-items: center;
  gap: 10px;
  width: 100%;
  padding: 10px 16px;
  background: transparent;
  border: none;
  border-radius: 6px;
  color: rgba(255,255,255,.5);
  font-size: 13px;
  cursor: pointer;
  transition: background .15s, color .15s;
  font-family: inherit;
  text-align: left;
}

.sidebar-help-btn:hover {
  background: var(--sidebar-hover);
  color: #fff;
}

.sidebar-help-btn svg {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
  opacity: .5;
}

.sidebar-help-btn:hover svg {
  opacity: 1;
}