:root {
  --bg-canvas: #f5f6f8;
  --bg-surface: #ffffff;
  --bg-panel: #edf0f4;
  --ink-primary: #14181f;
  --ink-muted: #5c6676;
  --accent: #0b5fff;
  --accent-hover: #0048cc;
  --accent-soft: #eef4ff;
  --success: #0d8a4e;
  --success-hover: #096f3e;
  --danger: #c62828;
  --danger-soft: #fef2f2;
  --border: #dce1e8;
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 14px;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
  background: var(--bg-canvas);
  color: var(--ink-primary);
  font-family: "Inter", "PingFang SC", "Microsoft YaHei", -apple-system, BlinkMacSystemFont, sans-serif;
  font-size: 14px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

.hidden {
  display: none !important;
}

.tabular {
  font-variant-numeric: tabular-nums;
}

/* 顶部工作台栏 */
.topbar {
  height: 58px;
  padding: 0 24px;
  background: var(--bg-surface);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  position: sticky;
  top: 0;
  z-index: 30;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
}

.brand-mark {
  width: 34px;
  height: 34px;
  border-radius: 8px;
  background: var(--accent);
  color: #ffffff;
  font-weight: 700;
  font-size: 13px;
  letter-spacing: 0.03em;
  display: grid;
  place-items: center;
}

.brand-text {
  display: flex;
  flex-direction: column;
}

.brand-title {
  font-weight: 700;
  font-size: 15px;
  letter-spacing: -0.01em;
}

.brand-sub {
  font-size: 12px;
  color: var(--ink-muted);
}

.topbar-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.status-pill {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 5px 11px;
  border-radius: 999px;
  background: var(--bg-panel);
  border: 1px solid var(--border);
  font-size: 12px;
  color: var(--ink-muted);
}

.status-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #9ca3af;
}

.status-pill.ready .status-dot {
  background: var(--success);
}

.status-pill.ready {
  color: var(--ink-primary);
}

.status-pill.warn .status-dot {
  background: #d97706;
}

/* 主工作区：非对称双栏 */
.workspace {
  max-width: 1380px;
  margin: 0 auto;
  padding: 20px 24px 40px;
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) 410px;
  gap: 20px;
  align-items: start;
}

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

.stage-card,
.editor-card,
.panel {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
}

/* 拖拽上传区 */
.dropzone {
  padding: 24px;
  min-height: 400px;
  display: grid;
  place-items: center;
}

.dropzone-inner {
  width: 100%;
  min-height: 350px;
  border: 1.5px dashed #b9c3d0;
  border-radius: var(--radius-md);
  background: var(--bg-panel);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 32px 24px;
  cursor: pointer;
  transition: border-color 0.15s ease, background-color 0.15s ease;
}

.dropzone.drag-over .dropzone-inner,
.dropzone-inner:hover {
  border-color: var(--accent);
  background: var(--accent-soft);
}

.dropzone-icon {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: var(--bg-surface);
  border: 1px solid var(--border);
  color: var(--accent);
  display: grid;
  place-items: center;
  margin-bottom: 14px;
}

.dropzone-inner h2 {
  margin: 0 0 6px;
  font-size: 17px;
  font-weight: 600;
}

.dropzone-inner p {
  margin: 0 0 18px;
  color: var(--ink-muted);
  font-size: 13px;
}

/* 视频播放舞台 */
.video-stage {
  padding: 14px 16px 16px;
}

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

.video-meta {
  min-width: 0;
  display: flex;
  align-items: baseline;
  gap: 10px;
  flex-wrap: wrap;
}

.video-filename {
  font-weight: 600;
  font-size: 14px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 380px;
}

.video-specs {
  font-size: 12px;
  color: var(--ink-muted);
  font-variant-numeric: tabular-nums;
}

.video-toolbar-actions {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
  flex-wrap: wrap;
}

.preview-badge {
  font-size: 11px;
  font-weight: 600;
  padding: 3px 8px;
  border-radius: 999px;
  background: #ecfdf5;
  color: var(--success);
  border: 1px solid #a7f3d0;
}

.preview-badge.draft {
  background: var(--accent-soft);
  color: var(--accent);
  border-color: #bfdbfe;
}

.result-actions {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}

.player-wrapper {
  position: relative;
  width: 100%;
  background: #0d1015;
  border-radius: var(--radius-md);
  overflow: hidden;
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 360px;
  max-height: 600px;
}

.player-wrapper video {
  width: 100%;
  max-height: 600px;
  display: block;
}

/* 实时字幕预览叠加层 */
.subtitle-overlay {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  width: 92%;
  bottom: 36px;
  text-align: center;
  pointer-events: none;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 3px;
  z-index: 5;
}

.subtitle-overlay.top {
  bottom: auto;
  top: 28px;
}

.subtitle-overlay-inner {
  display: inline-block;
  max-width: 92%;
  padding: 4px 10px;
  border-radius: 4px;
  color: #ffffff;
  font-weight: 500;
  line-height: 1.32;
  word-break: break-word;
}

.subtitle-overlay.style-outline .subtitle-overlay-inner {
  background: transparent;
  text-shadow:
    -1.5px -1.5px 0 #000,
     1.5px -1.5px 0 #000,
    -1.5px  1.5px 0 #000,
     1.5px  1.5px 0 #000,
     0      2px   4px rgba(0, 0, 0, 0.85);
}

.subtitle-overlay.style-box .subtitle-overlay-inner {
  background: rgba(0, 0, 0, 0.68);
  text-shadow: none;
}

.sub-line-primary {
  display: block;
}

.sub-line-secondary {
  display: block;
  color: #ffe8b8;
  font-size: 0.85em;
  margin-top: 2px;
}

/* 字幕校对编辑器 */
.editor-card {
  padding: 16px;
}

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

.editor-header h3 {
  margin: 0;
  font-size: 15px;
  font-weight: 600;
}

.editor-hint {
  margin: 2px 0 0;
  font-size: 12px;
  color: var(--ink-muted);
}

.badge {
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 3px 10px;
  font-size: 12px;
  font-weight: 500;
  color: var(--ink-muted);
  white-space: nowrap;
}

.cue-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
  max-height: 360px;
  overflow-y: auto;
  padding-right: 4px;
}

.cue-row {
  display: grid;
  grid-template-columns: 112px 1fr;
  gap: 10px;
  padding: 10px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: #fafbfc;
  transition: border-color 0.12s ease;
}

.cue-row.active-cue {
  border-color: var(--accent);
  background: var(--accent-soft);
}

.cue-time-btn {
  border: 1px solid var(--border);
  background: var(--bg-surface);
  border-radius: 5px;
  padding: 5px 6px;
  font-size: 11px;
  font-variant-numeric: tabular-nums;
  color: var(--ink-muted);
  cursor: pointer;
  text-align: center;
  height: fit-content;
}

.cue-time-btn:hover {
  border-color: var(--accent);
  color: var(--accent);
}

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

.cue-field-row {
  display: grid;
  grid-template-columns: 44px 1fr;
  align-items: start;
  gap: 8px;
}

.cue-field-tag {
  font-size: 11px;
  font-weight: 600;
  color: var(--ink-muted);
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 4px 0;
  text-align: center;
  margin-top: 2px;
}

.cue-field-tag.target-tag {
  color: var(--accent);
  background: var(--accent-soft);
  border-color: #bfdbfe;
}

.cue-status {
  font-size: 11px;
  color: var(--ink-muted);
  min-height: 14px;
}

.cue-status.translating {
  color: var(--accent);
}

.cue-input {
  width: 100%;
  border: 1px solid var(--border);
  border-radius: 5px;
  padding: 6px 8px;
  font-family: inherit;
  font-size: 13px;
  color: var(--ink-primary);
  background: var(--bg-surface);
  resize: vertical;
  min-height: 32px;
}

.cue-input:focus {
  outline: none;
  border-color: var(--accent);
}

.cue-input-source {
  font-size: 12px;
  color: var(--ink-muted);
}

/* 右侧控制面板 */
.panel {
  overflow: hidden;
}

.panel-section {
  padding: 18px 20px;
  border-bottom: 1px solid var(--border);
}

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

.section-head {
  display: flex;
  align-items: center;
  gap: 9px;
  margin-bottom: 14px;
}

.section-head h3 {
  margin: 0;
  font-size: 15px;
  font-weight: 600;
}

.step-tag {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--accent);
  color: #ffffff;
  font-size: 12px;
  font-weight: 600;
  display: grid;
  place-items: center;
  flex-shrink: 0;
}

.field {
  margin-bottom: 14px;
}

.field:last-child {
  margin-bottom: 0;
}

.field label {
  display: block;
  font-size: 12px;
  font-weight: 600;
  color: var(--ink-primary);
  margin-bottom: 6px;
}

.label-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  margin-bottom: 6px;
}

.label-row label {
  margin-bottom: 0;
}

.link-btn {
  background: none;
  border: none;
  padding: 0;
  color: var(--accent);
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
}

.link-btn:hover {
  text-decoration: underline;
}

.field select,
.field input[type="text"],
.field input[type="password"],
.field input[type="search"] {
  width: 100%;
  height: 36px;
  padding: 0 10px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--bg-surface);
  color: var(--ink-primary);
  font-family: inherit;
  font-size: 13px;
}

.field select:focus,
.field input:focus {
  outline: none;
  border-color: var(--accent);
}

.field input[type="range"] {
  width: 100%;
  accent-color: var(--accent);
}

.field-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-bottom: 14px;
}

.field-grid .field {
  margin-bottom: 0;
}

.field-hint {
  margin: 6px 0 0;
  font-size: 12px;
  color: var(--ink-muted);
}

/* 分段选择器 */
.segmented {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 3px;
  gap: 3px;
}

.seg-btn {
  border: none;
  background: transparent;
  border-radius: 4px;
  padding: 6px 4px;
  font-size: 12px;
  font-weight: 500;
  color: var(--ink-muted);
  cursor: pointer;
  transition: background-color 0.12s ease, color 0.12s ease;
}

.seg-btn.active {
  background: var(--bg-surface);
  color: var(--ink-primary);
  font-weight: 600;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.06);
}

/* 欧盟常用语言快捷标签 */
.quick-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 8px;
}

.chip {
  border: 1px solid var(--border);
  background: var(--bg-panel);
  color: var(--ink-primary);
  border-radius: 999px;
  padding: 4px 9px;
  font-size: 11px;
  font-weight: 500;
  cursor: pointer;
}

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

.chip.active {
  background: var(--accent-soft);
  border-color: var(--accent);
  color: var(--accent);
  font-weight: 600;
}

.checkbox-row {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--ink-primary);
  margin-bottom: 14px;
  cursor: pointer;
}

.checkbox-row input {
  width: 15px;
  height: 15px;
  accent-color: var(--accent);
}

/* 按钮 */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  font-family: inherit;
  font-size: 13px;
  font-weight: 600;
  padding: 8px 14px;
  cursor: pointer;
  text-decoration: none;
  transition: background-color 0.15s ease, border-color 0.15s ease;
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.btn-xs {
  padding: 5px 10px;
  font-size: 12px;
}

.btn-lg {
  padding: 11px 16px;
  font-size: 14px;
}

.btn-block {
  width: 100%;
}

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

.btn-primary:hover:not(:disabled) {
  background: var(--accent-hover);
}

.btn-success {
  background: var(--success);
  color: #ffffff;
}

.btn-success:hover:not(:disabled) {
  background: var(--success-hover);
}

.btn-ghost {
  background: transparent;
  border-color: var(--border);
  color: var(--ink-primary);
}

.btn-ghost:hover:not(:disabled) {
  background: var(--bg-panel);
}

.btn-outline {
  background: var(--bg-surface);
  border-color: var(--accent);
  color: var(--accent);
}

.btn-outline:hover:not(:disabled) {
  background: var(--accent-soft);
}

.secondary-actions {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  margin-top: 10px;
}

/* 进度条与结果 */
.progress-box {
  margin-top: 14px;
  padding: 12px;
  border-radius: var(--radius-sm);
  background: var(--bg-panel);
  border: 1px solid var(--border);
}

.progress-head {
  display: flex;
  justify-content: space-between;
  font-size: 12px;
  font-weight: 600;
  margin-bottom: 7px;
}

.progress-track {
  height: 7px;
  border-radius: 999px;
  background: #d5dce6;
  overflow: hidden;
}

.progress-fill {
  height: 100%;
  background: var(--accent);
  transition: width 0.25s ease;
}

.progress-detail {
  margin: 7px 0 0;
  font-size: 12px;
  color: var(--ink-muted);
}

.result-box {
  margin-top: 14px;
  padding: 12px;
  border-radius: var(--radius-sm);
  background: #ecfdf5;
  border: 1px solid #a7f3d0;
}

.result-info {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 10px;
}

.result-badge {
  background: var(--success);
  color: #ffffff;
  font-size: 11px;
  font-weight: 600;
  padding: 2px 7px;
  border-radius: 4px;
  flex-shrink: 0;
}

.result-filename {
  font-size: 12px;
  font-weight: 600;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.error-box {
  margin-top: 12px;
  padding: 10px 12px;
  border-radius: var(--radius-sm);
  background: var(--danger-soft);
  border: 1px solid #fecaca;
  color: var(--danger);
  font-size: 12px;
  word-break: break-word;
}

/* 弹窗 */
.modal {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: grid;
  place-items: center;
  padding: 20px;
}

.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.45);
}

.modal-card {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: 520px;
  max-height: 88vh;
  background: var(--bg-surface);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.modal-card-wide {
  max-width: 820px;
}

.modal-header {
  padding: 16px 20px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
}

.modal-header h3 {
  margin: 0;
  font-size: 16px;
}

.modal-header p {
  margin: 3px 0 0;
  font-size: 12px;
  color: var(--ink-muted);
}

.modal-body {
  padding: 18px 20px;
  overflow-y: auto;
}

.modal-footer {
  padding: 12px 20px;
  border-top: 1px solid var(--border);
  display: flex;
  justify-content: flex-end;
}

.divider {
  border: none;
  border-top: 1px solid var(--border);
  margin: 16px 0;
}

.modal-search-bar {
  padding: 12px 20px;
  border-bottom: 1px solid var(--border);
  background: #fafbfc;
}

.modal-search-bar input {
  width: 100%;
  height: 38px;
  padding: 0 12px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: 13px;
}

.eu-lang-grid {
  padding: 16px 20px;
  overflow-y: auto;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 10px;
}

.eu-lang-card {
  text-align: left;
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--bg-surface);
  cursor: pointer;
  transition: border-color 0.12s ease, background-color 0.12s ease;
}

.eu-lang-card:hover {
  border-color: var(--accent);
  background: var(--accent-soft);
}

.eu-lang-card.selected {
  border-color: var(--accent);
  background: var(--accent-soft);
}

.eu-lang-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 6px;
  margin-bottom: 3px;
}

.eu-lang-name {
  font-weight: 600;
  font-size: 13px;
}

.eu-lang-tag {
  font-size: 10px;
  font-weight: 600;
  padding: 1px 6px;
  border-radius: 4px;
  background: var(--bg-panel);
  color: var(--ink-muted);
}

.eu-lang-tag.official {
  background: var(--accent-soft);
  color: var(--accent);
}

.eu-lang-native {
  font-size: 12px;
  color: var(--ink-primary);
}

.eu-lang-countries {
  font-size: 11px;
  color: var(--ink-muted);
  margin-top: 2px;
}

.site-footer {
  max-width: 1380px;
  margin: 0 auto;
  padding: 12px 24px 28px;
  border-top: 1px solid var(--border);
  text-align: center;
  font-size: 12px;
  color: var(--ink-muted);
}

@media (max-width: 980px) {
  .workspace {
    grid-template-columns: 1fr;
    padding: 14px;
  }
  .topbar {
    padding: 0 14px;
  }
  .brand-sub {
    display: none;
  }
}