/**
 * Cycle Viewer — PB AI Lab 이식판 스타일
 * 원본: ai_cycle_labeling/label_viewer/style.css
 *   - 토글 스위치: 749~794행
 *   - Cycle Viewer Modal/Dual: 1951~2467행
 * 이식일: 2026-06-11. 원본 수정 시 동기화 필요.
 * label_viewer 다크 테마 변수를 .cv-modal 스코프로 한정해 webapp 테마와 충돌 방지.
 * (--header-bg 만 원본 gradient → 단색으로 변경 — webapp 디자인 규칙)
 */
.cv-modal {
  --bg-body: #0f0f1a;
  --bg-panel: #16213e;
  --bg-card: #1a1a2e;
  --bg-card-alt: #0f0f1f;
  --bg-hover: #22223a;
  --bg-btn: #2a2a4a;
  --text-primary: #e0e0e0;
  --text-secondary: #8899aa;
  --text-muted: #aaa;
  --text-dim: #444;
  --border-color: #2a2a4a;
  --border-hover: #3a3a5a;
  --accent: #4ecca3;
  --accent-fg: #4ecca3;
  --nav-active-color: #4ecca3;
  --header-bg: #16213e;
  --header-border: #2a2a4a;
  --bg-video: #111;
  --bg-video-dark: #0a0a15;
}

/* ─── 토글 스위치 (원본 749~794행) ─── */
/* ─── 전체재생 토글 스위치 ─── */
.play-mode-toggle {
  display: flex;
  align-items: center;
  gap: 5px;
  cursor: pointer;
  user-select: none;
}
.play-mode-toggle input[type="checkbox"] {
  display: none;
}
.toggle-label-text {
  font-size: 0.78rem;
  color: var(--text-secondary);
}
.toggle-track {
  width: 32px;
  height: 17px;
  background: var(--border-hover);
  border-radius: 9px;
  position: relative;
  transition: background 0.2s;
}
.toggle-thumb {
  position: absolute;
  top: 2px;
  left: 2px;
  width: 13px;
  height: 13px;
  background: #fff;
  border-radius: 50%;
  transition: transform 0.2s;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.3);
}
#chk-play-mode:checked ~ .toggle-track {
  background: var(--accent);
}
#chk-play-mode:checked ~ .toggle-track .toggle-thumb {
  transform: translateX(15px);
}
#cv-coord-toggle:checked ~ .toggle-track {
  background: var(--accent);
}
#cv-coord-toggle:checked ~ .toggle-track .toggle-thumb {
  transform: translateX(15px);
}

/* ═══════════════════════════════════════
   Cycle Viewer Modal
═══════════════════════════════════════ */
.cv-modal {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.88);
  z-index: 20000;
  display: flex;
  align-items: center;
  justify-content: center;
  animation: fadeIn 0.15s ease-out;
}
.cv-modal-inner {
  width: 92vw;
  height: 90vh;
  background: var(--bg-body);
  border: 1px solid var(--border-hover);
  border-radius: 12px;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  box-shadow: 0 24px 64px rgba(0, 0, 0, 0.85);
}
.cv-header {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 16px;
  background: var(--header-bg);
  border-bottom: 1px solid var(--header-border);
  flex-shrink: 0;
}
.cv-title {
  font-size: 1rem;
  font-weight: bold;
  color: #4ecca3;
  white-space: nowrap;
}
.cv-meta {
  font-size: 0.75rem;
  color: #aaa;
  flex: 1;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.cv-close {
  background: none;
  border: none;
  color: #888;
  font-size: 1.5rem;
  cursor: pointer;
  line-height: 1;
  padding: 0 4px;
  transition: color 0.15s;
}
.cv-close:hover {
  color: #ff4757;
}

.cv-body {
  display: flex;
  flex: 1;
  min-height: 0;
}

/* 좌측 뷰어 (항상 다크) */
.cv-viewer {
  flex: 1;
  display: flex;
  flex-direction: column;
  background: var(--bg-video);
  min-width: 0;
}
.cv-canvas-wrap {
  flex: 1;
  position: relative;
  background: var(--bg-video-dark);
  display: flex;
  justify-content: center;
  align-items: center;
  overflow: hidden;
}
.cv-canvas-wrap video {
  width: 100%;
  height: 100%;
  object-fit: contain;
  background: #000;
}
.cv-canvas-wrap canvas {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
}
.cv-empty {
  position: absolute;
  color: #444;
  font-size: 1rem;
  pointer-events: none;
}

.cv-controls {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  background: var(--bg-card);
  border-top: 1px solid var(--border-color);
  flex-shrink: 0;
}
.cv-controls button {
  padding: 5px 14px;
  background: var(--bg-btn);
  color: var(--text-primary);
  border: 1px solid var(--border-hover);
  border-radius: 4px;
  cursor: pointer;
  font-size: 0.8rem;
  transition: background 0.15s;
}
.cv-controls button:hover:not(:disabled) {
  background: var(--accent);
  color: #111;
}
.cv-controls button:disabled {
  opacity: 0.35;
  cursor: not-allowed;
  background: var(--bg-card);
}
.cv-info {
  font-size: 0.78rem;
  color: var(--accent-fg);
  padding: 0 6px;
}

.cv-seek-wrap {
  padding: 4px 12px 8px;
  background: var(--bg-card);
  flex-shrink: 0;
}
#cv-seek {
  width: 100%;
  height: 6px;
  accent-color: var(--accent);
  cursor: pointer;
}
#cv-seek:disabled {
  opacity: 0.3;
  cursor: not-allowed;
}

/* 우측 패널 */
.cv-panel {
  width: 256px;
  min-width: 220px;
  background: var(--bg-panel);
  border-left: 1px solid var(--border-color);
  padding: 12px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  overflow-y: auto;
  flex-shrink: 0;
}
.cv-section {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.cv-label {
  font-size: 0.68rem;
  color: var(--text-secondary);
  font-weight: bold;
  text-transform: uppercase;
  letter-spacing: 0.6px;
}
.cv-file-btn {
  display: inline-block;
  padding: 5px 10px;
  background: var(--bg-btn);
  color: var(--text-primary);
  border: 1px solid var(--border-hover);
  border-radius: 4px;
  font-size: 0.78rem;
  cursor: pointer;
  transition: background 0.15s;
  align-self: flex-start;
}
.cv-file-btn:hover {
  background: var(--accent);
  color: #111;
}
.cv-filename {
  font-size: 0.72rem;
  color: var(--accent-fg);
  word-break: break-all;
  line-height: 1.4;
}

.cv-mode-btns {
  display: flex;
  gap: 6px;
}
.cv-mode-btn {
  flex: 1;
  padding: 6px 0;
  background: var(--bg-btn);
  color: var(--text-muted);
  border: 1px solid var(--border-hover);
  border-radius: 4px;
  font-size: 0.78rem;
  cursor: pointer;
  transition: all 0.15s;
  text-align: center;
}
.cv-mode-btn.active {
  background: var(--accent);
  color: #111;
  border-color: var(--accent);
  font-weight: bold;
}

.cv-cycles-section {
  flex: 1;
  min-height: 0;
}
.cv-cycle-list {
  display: flex;
  flex-direction: column;
  gap: 3px;
  overflow-y: auto;
  flex: 1;
  min-height: 80px;
  max-height: 260px;
  background: var(--bg-card-alt);
  border-radius: 4px;
  padding: 4px;
  border: 1px solid var(--border-color);
}
.cv-cycle-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 5px 10px;
  background: var(--bg-card);
  border-radius: 4px;
  font-size: 0.75rem;
  cursor: pointer;
  border-left: 3px solid transparent;
  transition: background 0.1s;
  flex-shrink: 0;
}
.cv-cycle-item:hover {
  background: var(--bg-hover);
}
.cv-cycle-item.active {
  background: var(--bg-active2);
  border-left-color: var(--accent);
  color: var(--nav-active-color);
  font-weight: bold;
}
.cv-cycle-item .cv-ci-frames {
  font-size: 0.7rem;
  color: var(--text-secondary);
}
.cv-cycle-item.active .cv-ci-frames {
  color: var(--accent-fg);
}

.cv-cycle-detail {
  font-size: 0.72rem;
  color: var(--text-secondary);
  padding: 8px 10px;
  background: var(--bg-card-alt);
  border-radius: 4px;
  line-height: 1.7;
  flex-shrink: 0;
  border: 1px solid var(--border-color);
}
.cv-cycle-detail b {
  color: var(--accent-fg);
}
.cv-btn-sm {
  padding: 3px 8px;
  background: transparent;
  color: #e74c3c;
  border: 1px solid #e74c3c;
  border-radius: 4px;
  font-size: 0.72rem;
  cursor: pointer;
}
.cv-btn-sm:hover {
  background: #e74c3c;
  color: #fff;
}
.cv-empty-list {
  font-size: 0.75rem;
  color: var(--text-dim);
  padding: 16px 8px;
  text-align: center;
}

/* ── 뷰 토글 (단일 / 듀얼) ── */
.cv-view-toggle {
  display: flex;
  gap: 4px;
  margin-right: 4px;
}
.cv-view-btn {
  padding: 4px 10px;
  background: transparent;
  color: var(--text-muted);
  border: 1px solid var(--border-color);
  border-radius: 4px;
  font-size: 0.75rem;
  cursor: pointer;
  transition: all 0.15s;
  white-space: nowrap;
}
.cv-view-btn.active {
  background: var(--accent);
  color: #111;
  border-color: var(--accent);
  font-weight: bold;
}
.cv-view-btn:hover:not(.active) {
  background: var(--bg-hover);
  color: var(--text-primary);
}

/* ── 듀얼 비교 레이아웃 ── */
#cv-dual-body {
  display: flex;
  flex-direction: column;
  flex: 1;
  min-height: 0;
  overflow: hidden;
}
#cvd-canvas-row {
  display: flex;
  flex: 1;
  min-height: 0;
  overflow: hidden;
}
#cvd-split-area {
  display: flex;
  flex: 1;
  overflow: hidden;
}
#cvd-overlay-area {
  display: flex;
  flex: 1;
  overflow: hidden;
}
#cvd-bottom-row {
  display: flex;
  flex-shrink: 0;
  border-top: 1px solid var(--border-color);
  background: var(--bg-card);
}
.cvd-bottom-half {
  flex: 1;
  min-width: 0;
  padding: 8px 10px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.cvd-bottom-divider {
  width: 1px;
  background: var(--border-color);
  flex-shrink: 0;
}
.cvd-side {
  flex: 1;
  display: flex;
  min-width: 0;
  background: var(--bg-video);
}
.cvd-canvas-wrap {
  flex: 1;
  position: relative;
  background: var(--bg-video-dark);
  display: flex;
  justify-content: center;
  align-items: center;
  overflow: hidden;
  min-height: 0;
}
.cvd-canvas-wrap canvas {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
}
.cvd-bottom {
  flex-shrink: 0;
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 8px 10px;
  background: var(--bg-card);
  border-top: 1px solid var(--border-color);
}
.cvd-file-row {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}
.cvd-seek-row {
  display: flex;
  align-items: center;
  gap: 6px;
}
.cvd-seek-label {
  font-size: 0.7rem;
  color: var(--text-muted);
  white-space: nowrap;
  flex-shrink: 0;
}
.cvd-seek-row input[type=range] {
  flex: 1;
  height: 5px;
  accent-color: var(--accent);
  cursor: pointer;
  min-width: 0;
}
.cvd-seek-row input[type=range]:disabled {
  opacity: 0.3;
  cursor: not-allowed;
}
.cvd-seek-info {
  font-size: 0.68rem;
  color: var(--text-secondary);
  white-space: nowrap;
  flex-shrink: 0;
  min-width: 100px;
}
.cvd-cycle-list {
  display: flex;
  flex-direction: row;
  flex-wrap: wrap;
  gap: 3px;
  max-height: 64px;
  overflow-y: auto;
  background: var(--bg-card-alt);
  border-radius: 4px;
  padding: 4px;
  border: 1px solid var(--border-color);
}
.cvd-cycle-list .cv-cycle-item {
  flex: 0 0 auto;
  padding: 3px 8px;
  font-size: 0.7rem;
}
.cvd-divider {
  width: 2px;
  background: var(--border-color);
  flex-shrink: 0;
}

/* 듀얼 컨트롤 바 */
.cvd-controls-bar {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 14px;
  background: var(--bg-panel);
  border-top: 1px solid var(--border-color);
  flex-shrink: 0;
}
.cvd-ctrl-btn {
  padding: 5px 14px;
  background: var(--bg-btn);
  color: var(--text-primary);
  border: 1px solid var(--border-hover);
  border-radius: 4px;
  cursor: pointer;
  font-size: 0.8rem;
  transition: background 0.15s;
  white-space: nowrap;
}
.cvd-ctrl-btn:hover:not(:disabled) {
  background: var(--accent);
  color: #111;
}
.cvd-ctrl-btn:disabled {
  opacity: 0.35;
  cursor: not-allowed;
}
.cvd-play-btn {
  font-size: 1rem;
  padding: 5px 18px;
}

/* 사이클 타임라인 마커 */
.cv-timeline-wrap {
  position: relative;
  height: 6px;
  margin: 0 12px 2px;
  background: var(--bg-card);
}
.cv-timeline-marker {
  position: absolute;
  top: 0;
  width: 2px;
  height: 100%;
  background: var(--accent);
  opacity: 0.6;
}