/* ==========================================================================
   葛文轩作品集网站样式表 (style.css)
   Quickshell 通知卡片分栏风格 (Hyprland / Tokyo Night 极致细线分栏质感)
   - 纯黑桌面级底色 (#000000)，卡片微透深色 (#0d0f17)
   - 10px 微圆角外轮廓、1px 细线边框、左侧 1.5px 极细高亮线
   - 卡片内严格分栏：顶部元数据栏、正文内容区、底部无缝平铺零间距操作栏
   ========================================================================== */

:root {
  /* 基础底色 - 纯黑底色与完全透明卡片底 */
  --bg-primary: #000000;
  --bg-secondary: #000000;
  --bg-card: transparent;
  --bg-card-hover: rgba(255, 255, 255, 0.08);
  --bg-card-active: rgba(255, 255, 255, 0.14);
  --bg-input: #12141c;

  /* 边框 - Quickshell 半透微光边框与细分栏线 */
  --border-subtle: rgba(255, 255, 255, 0.10);
  --border-card: rgba(255, 255, 255, 0.16);
  --border-focus: rgba(255, 255, 255, 0.7);

  /* 纯黑白极简无彩色主题映射 */
  --text-primary: #ffffff;
  --text-secondary: #d8dee9;
  --text-muted: #9aa5b8;
  --accent-primary: #ffffff;
  --accent-ice: rgba(255, 255, 255, 0.9);

  --header-height: 56px;
  --top-strip-height: 50px;
  --subvideo-width: 185px;
  --radius-card: 10px;  /* Quickshell notification card radius */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-full: 9999px;
  --transition-fast: 0.12s ease;
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  --font-mono: 'SF Mono', 'Fira Code', 'JetBrains Mono', Menlo, Monaco, Consolas, monospace;
}

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

html {
  font-size: 15px;
  scroll-behavior: smooth;
  background-color: var(--bg-primary);
  color: var(--text-primary);
  font-family: var(--font-sans);
  -webkit-font-smoothing: antialiased;
}

body {
  min-height: 100vh;
  overflow-x: hidden;
  position: relative;
  line-height: 1.6;
  background-color: #000000;
}

/* 极简灰阶滚动条 */
::-webkit-scrollbar {
  width: 5px;
  height: 5px;
}
::-webkit-scrollbar-track {
  background: #000000;
}
::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.15);
  border-radius: var(--radius-full);
}
::-webkit-scrollbar-thumb:hover {
  background: rgba(255, 255, 255, 0.28);
}

.ambient-background {
  display: none !important;
}

/* ==========================================================================
   《OVERSPACE》专属深空星空背景 Canvas
   ========================================================================== */
.space-starfield {
  position: fixed;
  inset: 0;
  width: 100vw;
  height: 100vh;
  z-index: 0;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}
.space-starfield.active {
  opacity: 1;
}

.app-layout {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  background-color: transparent;
}

/* ==========================================================================
   顶部 Header 导航
   ========================================================================== */
.app-header {
  height: var(--header-height);
  position: sticky;
  top: 0;
  z-index: 50;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 2rem;
  background: rgba(0, 0, 0, 0.8);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-subtle);
}

.brand-badge {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: inherit;
}
.avatar-glow {
  width: 30px;
  height: 30px;
  border-radius: var(--radius-sm);
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.88rem;
  color: #fff;
  font-family: var(--font-mono);
}
.brand-name {
  font-size: 0.98rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 8px;
  letter-spacing: 0.3px;
}
.brand-en {
  font-size: 0.72rem;
  color: var(--text-muted);
  font-family: var(--font-mono);
  letter-spacing: 0.5px;
  font-weight: 500;
}
.brand-title {
  font-size: 0.74rem;
  color: var(--text-muted);
}

.header-right {
  display: flex;
  align-items: center;
  gap: 8px;
}
.header-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 5px 12px;
  border-radius: var(--radius-sm);
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  color: var(--text-secondary);
  font-size: 0.78rem;
  font-weight: 500;
  font-family: var(--font-mono);
  cursor: pointer;
  transition: all var(--transition-fast);
  user-select: none;
}
.header-btn:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: var(--border-card);
  color: #ffffff;
}

.header-divider {
  width: 1px;
  height: 16px;
  background: var(--border-subtle);
  margin: 0 4px;
}
.social-links {
  display: flex;
  align-items: center;
  gap: 6px;
}
.social-text-link {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.78rem;
  font-weight: 500;
  font-family: var(--font-mono);
  padding: 5px 10px;
  border-radius: var(--radius-sm);
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  transition: all var(--transition-fast);
}
.social-text-link:hover {
  color: #ffffff;
  border-color: var(--border-card);
  background: rgba(255, 255, 255, 0.08);
}

/* ==========================================================================
   上面一排横着的：选择作品 (Top Project Strip)
   ========================================================================== */
.top-project-strip-section {
  position: sticky;
  top: var(--header-height);
  z-index: 40;
  background: rgba(0, 0, 0, 0.8);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-subtle);
  padding: 0.45rem 2rem;
}
.strip-inner {
  max-width: 1780px;
  margin: 0 auto;
  display: flex;
  align-items: center;
}

/* 横排作品卡片滚动容器 */
.top-project-scroll {
  display: flex;
  align-items: center;
  gap: 8px;
  overflow-x: auto;
  padding: 2px 0;
  width: 100%;
}
.top-project-scroll::-webkit-scrollbar {
  height: 3px;
}

/* 单个横排作品卡片 (包含上方自定义图标与下方标题文字) */
.top-project-card {
  position: relative;
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
  padding: 6px 14px 7px;
  min-width: 84px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-card);
  border-radius: 10px;
  cursor: pointer;
  user-select: none;
  transition: all 0.16s cubic-bezier(0.16, 1, 0.3, 1);
  flex-shrink: 0;
  color: var(--text-secondary);
}

.top-project-card:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: rgba(255, 255, 255, 0.35);
  color: #ffffff;
  transform: translateY(-2px);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.top-project-card.active {
  background: rgba(255, 255, 255, 0.14);
  border-color: rgba(255, 255, 255, 0.85);
  color: #ffffff;
  box-shadow: 0 0 14px rgba(255, 255, 255, 0.15);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
}

/* 激活下方细指示条 (Active Indicator) */
.top-project-card.active::after {
  content: '';
  position: absolute;
  bottom: 2px;
  left: 50%;
  transform: translateX(-50%);
  width: 16px;
  height: 2px;
  border-radius: 2px;
  background: #ffffff;
  box-shadow: 0 0 6px rgba(255, 255, 255, 0.8);
}

.project-icon-wrapper {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: 7px;
  overflow: hidden;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.1);
  flex-shrink: 0;
}

.project-icon-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.project-icon-svg {
  width: 20px;
  height: 20px;
  transition: transform 0.16s ease, stroke 0.16s ease;
}

.top-project-card:hover .project-icon-svg,
.top-project-card:hover .project-icon-img {
  transform: scale(1.08);
}

.top-project-title-text {
  font-size: 0.76rem;
  font-weight: 500;
  color: var(--text-secondary);
  font-family: var(--font-mono);
  letter-spacing: 0.2px;
  white-space: nowrap;
  transition: color 0.16s ease;
}

.top-project-card:hover .top-project-title-text {
  color: #ffffff;
}

.top-project-card.active .top-project-title-text {
  color: #ffffff;
  font-weight: 600;
}

/* 顶部横排“+ 添加新作品”卡片 (仅管理员模式) */
.top-project-add-card {
  border: 1px dashed rgba(255, 255, 255, 0.22);
  background: rgba(255, 255, 255, 0.02);
  color: var(--text-muted);
}

.top-project-add-card:hover {
  background: rgba(255, 255, 255, 0.10);
  border-color: rgba(255, 255, 255, 0.7);
  color: #ffffff;
  transform: translateY(-2px);
}

.top-project-add-card .top-add-icon-box {
  background: rgba(255, 255, 255, 0.04);
  border: 1px dashed rgba(255, 255, 255, 0.25);
  color: var(--text-muted);
  transition: all 0.16s ease;
}

.top-project-add-card:hover .top-add-icon-box {
  border-color: rgba(255, 255, 255, 0.8);
  color: #ffffff;
  background: rgba(255, 255, 255, 0.15);
}

.top-project-add-card:hover .top-project-title-text {
  color: #ffffff;
}

/* 悬停浮动气泡提示 (Tooltip) */
.top-project-tooltip {
  position: absolute;
  top: calc(100% + 8px);
  left: 50%;
  transform: translateX(-50%) translateY(4px);
  background: rgba(15, 23, 42, 0.95);
  border: 1px solid rgba(255, 255, 255, 0.18);
  color: #ffffff;
  font-size: 0.76rem;
  font-family: var(--font-sans);
  font-weight: 500;
  padding: 4px 9px;
  border-radius: 5px;
  white-space: nowrap;
  pointer-events: none;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.15s ease, transform 0.15s ease;
  z-index: 50;
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.7);
}

.top-project-card:hover .top-project-tooltip {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
}

/* ==========================================================================
   下面主布局：上方两栏 (左侧项目介绍 + 右侧视频片段选择)，下方视频及解析
   ========================================================================== */
.bottom-workspace-layout {
  display: flex;
  flex-direction: column;
  flex: 1;
  max-width: 1720px;
  width: 100%;
  margin: 0 auto;
  padding: 1.25rem 2rem 2.5rem;
  gap: 1.5rem;
}

/* 项目介绍与视频片段合体卡片内部分栏 (高度 182px，精准遮盖第4个选项的一半) */
.card-merged-content {
  display: flex;
  align-items: stretch;
  height: 182px;
  min-height: 182px;
  max-height: 182px;
  overflow: hidden;
}

/* 最左侧正方形海报展示区 (182px × 182px) */
.project-poster-side {
  aspect-ratio: 1 / 1;
  width: 182px;
  height: 182px;
  min-width: 182px;
  max-width: 182px;
  flex-shrink: 0;
  background: rgba(0, 0, 0, 0.45);
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.project-poster-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.25s ease;
}

.project-poster-side:hover .project-poster-img {
  transform: scale(1.04);
}

.project-poster-placeholder {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 6px;
  color: var(--text-muted);
  font-size: 0.75rem;
  font-family: var(--font-mono);
}

.project-poster-placeholder .poster-icon {
  font-size: 1.8rem;
  opacity: 0.7;
}

/* 海报快捷编辑遮罩 (仅在管理员模式下悬停显示) */
.poster-edit-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.65);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 6px;
  opacity: 0;
  cursor: pointer;
  transition: opacity 0.18s ease;
  z-index: 5;
  user-select: none;
}

body.is-admin-mode .project-poster-side:hover .poster-edit-overlay.admin-only {
  opacity: 1;
}

.poster-edit-icon {
  font-size: 1.4rem;
}

.poster-edit-text {
  font-size: 0.74rem;
  font-family: var(--font-mono);
  color: #ffffff;
  background: rgba(0, 0, 0, 0.6);
  padding: 2px 8px;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(255, 255, 255, 0.3);
}

.project-intro-side {
  flex: 1;
  min-width: 0;
  height: 182px;
  overflow-y: auto;
  scrollbar-width: thin;
}

.card-column-divider {
  width: 1px;
  background: var(--border-subtle);
  flex-shrink: 0;
}

.subvideo-list-side {
  width: var(--subvideo-width);
  flex-shrink: 0;
  display: flex;
  flex-direction: column;
  height: 182px;
  max-height: 182px;
  border: none !important;
  border-radius: 0 !important;
  background: transparent !important;
  box-shadow: none !important;
  overflow: hidden;
  position: static !important;
}

.subvideo-list-side .subvideo-list-scroll {
  flex: 1;
  height: 182px;
  max-height: 182px;
  overflow-y: auto;
  overscroll-behavior: contain;
  scroll-behavior: smooth;
  scrollbar-width: thin;
  scrollbar-color: rgba(255, 255, 255, 0.28) transparent;
}

.subvideo-list-side .subvideo-list-scroll::-webkit-scrollbar {
  width: 5px;
}

.subvideo-list-side .subvideo-list-scroll::-webkit-scrollbar-track {
  background: rgba(0, 0, 0, 0.2);
}

.subvideo-list-side .subvideo-list-scroll::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.25);
  border-radius: var(--radius-full);
}

.subvideo-list-side .subvideo-list-scroll::-webkit-scrollbar-thumb:hover {
  background: rgba(255, 255, 255, 0.45);
}

/* 视频播放器外层 (嵌入在片段解析卡片内，无缝分栏，置于标题正文下方) */
.video-showcase-wrapper {
  position: relative;
  width: 100%;
  border-radius: 0;
  overflow: hidden;
  border-top: 1px solid var(--border-subtle);
  border-bottom: none;
}

.ambient-canvas {
  display: none !important;
}

/* 视频播放器外壳容器 */
.video-player-box {
  position: relative;
  z-index: 1;
  width: 100%;
  aspect-ratio: 16 / 9;
  background: #000000;
  border-radius: 0;
  border: none;
  box-shadow: none;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.showcase-video {
  width: 100%;
  height: 100%;
  object-fit: contain;
  background: #000000;
  cursor: pointer;
  display: block;
  transition: opacity 0.25s ease;
}

.showcase-iframe {
  width: 100%;
  height: 100%;
  border: none;
  background: #000000;
  display: block;
}

/* 拖拽上传覆盖层 */
.drag-drop-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.9);
  border: 2px dashed var(--accent-primary);
  border-radius: var(--radius-card);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 30;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-fast);
}
.drag-drop-overlay.active {
  opacity: 1;
  pointer-events: auto;
}
.drag-drop-content {
  text-align: center;
}
.drag-drop-content p {
  font-size: 1rem;
  font-weight: 600;
  color: #ffffff;
}
.drag-drop-content small {
  color: var(--text-secondary);
}

/* 空白视频状态提示 */
.video-empty-state {
  position: absolute;
  inset: 0;
  background: rgba(10, 12, 18, 0.92);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 15;
}
.video-empty-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  text-align: center;
  padding: 24px;
}
.video-empty-content .empty-icon {
  font-size: 2.2rem;
  opacity: 0.8;
}
.video-empty-content .empty-text {
  color: var(--text-secondary);
  font-size: 0.88rem;
  font-family: var(--font-sans);
}

/* 缓冲动画 Spinner */
.video-loading-spinner {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.6);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 10px;
  z-index: 10;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-fast);
}
.video-loading-spinner.active {
  opacity: 1;
}
.spinner-circle {
  width: 32px;
  height: 32px;
  border: 2px solid rgba(255, 255, 255, 0.15);
  border-top-color: #ffffff;
  border-radius: 50%;
  animation: spin 0.8s infinite linear;
}
.spinner-text {
  font-size: 0.74rem;
  color: var(--text-secondary);
  font-family: var(--font-mono);
}
@keyframes spin {
  to { transform: rotate(360deg); }
}

/* 自动静音提示横幅 (右上角提示已全局隐藏) */
.unmute-banner {
  display: none !important;
}
.unmute-text {
  font-size: 0.74rem;
  color: var(--text-secondary);
  font-family: var(--font-mono);
}
.unmute-action-btn {
  background: #ffffff;
  color: #000000;
  border: none;
  padding: 3px 9px;
  border-radius: var(--radius-sm);
  font-size: 0.72rem;
  font-weight: 600;
  font-family: var(--font-mono);
  cursor: pointer;
}

/* 状态指示动效 */
.play-pause-indicator {
  position: absolute;
  width: 54px;
  height: 54px;
  border-radius: 50%;
  background: rgba(0, 0, 0, 0.75);
  border: 1px solid rgba(255, 255, 255, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 1.4rem;
  pointer-events: none;
  opacity: 0;
  transform: scale(0.7);
  transition: all 0.2s ease;
  z-index: 12;
}
.play-pause-indicator.show {
  opacity: 1;
  transform: scale(1);
}

/* 自定义视频播放控制器 (纯文字按钮，无图标) */
.custom-video-controls {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.92) 0%, rgba(0, 0, 0, 0.5) 70%, transparent 100%);
  padding: 20px 14px 8px;
  z-index: 15;
  display: flex;
  flex-direction: column;
  gap: 7px;
  opacity: 0;
  transform: translateY(3px);
  transition: all 0.2s ease;
}
.video-player-box:hover .custom-video-controls,
.video-player-box.paused .custom-video-controls,
.custom-video-controls:focus-within {
  opacity: 1;
  transform: translateY(0);
}

/* 进度条 */
.progress-bar-container {
  position: relative;
  width: 100%;
  height: 4px;
  background: rgba(255, 255, 255, 0.15);
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: height var(--transition-fast);
}
.progress-bar-container:hover {
  height: 6px;
}
.progress-buffer-bar {
  position: absolute;
  top: 0;
  left: 0;
  height: 100%;
  width: 0%;
  background: rgba(255, 255, 255, 0.2);
  border-radius: var(--radius-full);
}
.progress-played-bar {
  position: absolute;
  top: 0;
  left: 0;
  height: 100%;
  width: 0%;
  background: #ffffff;
  border-radius: var(--radius-full);
}
.progress-handle {
  position: absolute;
  top: 50%;
  left: 0%;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: #ffffff;
  border: 1px solid #000000;
  transform: translate(-50%, -50%) scale(0);
  transition: transform var(--transition-fast);
}
.progress-bar-container:hover .progress-handle {
  transform: translate(-50%, -50%) scale(1);
}
.progress-tooltip {
  position: absolute;
  bottom: 14px;
  transform: translateX(-50%);
  background: #141414;
  border: 1px solid var(--border-card);
  padding: 1px 5px;
  border-radius: 3px;
  font-size: 0.68rem;
  font-family: var(--font-mono);
  color: #fff;
  pointer-events: none;
  opacity: 0;
  transition: opacity var(--transition-fast);
}
.progress-bar-container:hover .progress-tooltip {
  opacity: 1;
}

/* 控制器底部行 */
.controls-bottom-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.controls-left, .controls-right {
  display: flex;
  align-items: center;
  gap: 7px;
}
.ctrl-btn {
  background: none;
  border: none;
  color: var(--text-primary);
  font-size: 0.82rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition-fast);
}
.text-ctrl-btn {
  width: auto;
  padding: 3px 9px;
  font-size: 0.74rem;
  font-family: var(--font-mono);
  font-weight: 500;
  color: var(--text-secondary);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.05);
}
.text-ctrl-btn:hover {
  background: rgba(255, 255, 255, 0.12);
  color: #ffffff;
  border-color: var(--border-card);
}
.time-display {
  font-size: 0.74rem;
  font-family: var(--font-mono);
  color: var(--text-muted);
  display: flex;
  gap: 4px;
  margin-left: 2px;
}
.time-sep {
  color: rgba(255, 255, 255, 0.2);
}

/* 音量控制 */
.volume-control-group {
  display: flex;
  align-items: center;
  position: relative;
}
.volume-slider {
  width: 0;
  opacity: 0;
  transition: width 0.25s ease, opacity 0.25s ease;
  accent-color: #ffffff;
  cursor: pointer;
  height: 4px;
}
.volume-control-group:hover .volume-slider,
.volume-slider:focus {
  width: 60px;
  opacity: 1;
  margin-left: 4px;
}

.file-select-label {
  cursor: pointer;
}

/* ==========================================================================
   作品关键信息卡片与片段说明卡片 (Quickshell 通知卡片分栏风格)
   - 视频上方：作品整体简介 (.project-detail-card)
   - 视频下方：当前片段详细介绍 (.clip-detail-card)
   ========================================================================== */
.project-detail-card,
.clip-detail-card {
  position: relative;
  background: transparent;
  border: 1px solid var(--border-card);
  border-radius: var(--radius-card);
  overflow: hidden;
  padding: 0;
  display: flex;
  flex-direction: column;
}

/* 1. 顶部元信息分栏 (Top Bar) */
.card-top-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 9px 18px;
  border-bottom: 1px solid var(--border-subtle);
  background: transparent;
}
.card-app-info {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
}
.card-app-name {
  color: var(--accent-primary);
  font-weight: 700;
  letter-spacing: 0.4px;
}
.card-meta-sep {
  color: rgba(255, 255, 255, 0.2);
}
.card-meta-text {
  color: var(--text-muted);
}
.card-status-box {
  display: flex;
  align-items: center;
}
.card-status-tag {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--text-secondary);
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--border-subtle);
  padding: 2px 7px;
  border-radius: var(--radius-sm);
  font-weight: 500;
}

/* 2. 中间正文内容分栏 (Body Area) */
.card-body-area {
  padding: 16px 20px 18px 20px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.card-title-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  width: 100%;
}
.card-edit-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 3px 10px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  color: var(--text-muted);
  font-size: 0.74rem;
  font-family: var(--font-sans);
  cursor: pointer;
  transition: all var(--transition-fast);
  flex-shrink: 0;
  user-select: none;
}
.card-edit-btn:hover {
  background: rgba(255, 255, 255, 0.15);
  border-color: rgba(255, 255, 255, 0.6);
  color: #ffffff;
}
.detail-title {
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.25;
  letter-spacing: 0.2px;
  font-family: var(--font-mono);
}
.detail-subtitle {
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.4;
}
.card-body-divider {
  height: 1px;
  background: rgba(255, 255, 255, 0.08);
  margin: 8px 0 6px;
}
.info-desc {
  font-size: 0.92rem;
  color: var(--text-secondary);
  line-height: 1.75;
  letter-spacing: 0.2px;
  white-space: pre-wrap;
  word-break: break-word;
}
.clip-title {
  font-size: 1.12rem;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.3;
  letter-spacing: 0.2px;
  font-family: var(--font-mono);
}
.clip-desc {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.7;
  letter-spacing: 0.2px;
  white-space: pre-wrap;
  word-break: break-word;
}

/* 3. 底部无缝平铺操作栏 (Quickshell 底部零缝隙均等分栏) */
.card-tiled-actions {
  display: flex;
  width: 100%;
  height: 38px;
  border-top: 1px solid var(--border-subtle);
  background: transparent;
  margin-top: auto;
}
.tiled-action-btn {
  flex: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0 12px;
  height: 100%;
  background: transparent;
  border: none;
  border-right: 1px solid var(--border-subtle);
  color: var(--text-secondary);
  font-size: 0.78rem;
  font-weight: 500;
  font-family: var(--font-mono);
  text-decoration: none;
  cursor: pointer;
  transition: all var(--transition-fast);
  white-space: nowrap;
  user-select: none;
}
.tiled-action-btn:last-child {
  border-right: none;
}
.tiled-action-btn:hover {
  background: rgba(255, 255, 255, 0.12);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  color: #ffffff;
}
.tiled-action-btn:active {
  background: rgba(255, 255, 255, 0.22);
}

/* -------------------------------------------------------------
   视频片段选择卡片 (Quickshell Wifi 卡片风格，位于视频右侧)
   ------------------------------------------------------------- */
.subvideo-sidebar {
  position: sticky;
  top: calc(var(--header-height) + var(--top-strip-height) + 1.25rem);
  max-height: calc(100vh - var(--header-height) - var(--top-strip-height) - 2.5rem);
  display: flex;
  flex-direction: column;
  background: transparent;
  border: 1px solid var(--border-card);
  border-radius: var(--radius-card);
  overflow: hidden;
  box-shadow: none;
}

/* Quickshell Wifi 头部 (Header) */
.subvideo-header {
  padding: 12px 16px 11px 16px;
  border-bottom: 1px solid var(--border-subtle);
  background: transparent;
}
.subvideo-header-title-box {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 3px;
}
.subvideo-heading {
  font-size: 0.92rem;
  font-weight: 700;
  color: var(--text-primary);
  font-family: var(--font-mono);
  letter-spacing: 0.3px;
}
.subvideo-count-badge {
  font-size: 0.68rem;
  color: var(--text-secondary);
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--border-subtle);
  padding: 1px 7px;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-family: var(--font-mono);
}
.subvideo-current-project {
  font-size: 0.74rem;
  color: var(--text-muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  font-family: var(--font-mono);
}

/* 视频片段列表无缝平铺 (Quickshell ListView spacing: 0) */
.subvideo-list-scroll {
  flex: 1;
  overflow-y: auto;
  padding: 0;
  display: flex;
  flex-direction: column;
}

/* 单个列表项 (厚度增加至 52px，字号增大至 0.92rem，配合 182px 容器精准遮挡第4个的一半) */
.subvideo-item-card {
  position: relative;
  display: flex;
  align-items: center;
  height: 52px;
  min-height: 52px;
  max-height: 52px;
  padding: 6px 12px;
  background: transparent;
  border: none;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 0;
  cursor: pointer;
  transition: all var(--transition-fast);
  user-select: none;
  overflow: hidden;
  box-sizing: border-box;
}
.subvideo-item-card:last-child {
  border-bottom: none;
}
.subvideo-item-card:hover {
  background: rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}
.subvideo-item-card.active {
  background: rgba(255, 255, 255, 0.14);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
}

/* 标题外层与两行自适应大字号 (纯白高亮，去除任何侧边竖线) */
.clip-row-title-wrap {
  flex: 1;
  display: flex;
  align-items: center;
  min-width: 0;
  height: 100%;
}
.wifi-row-title {
  font-size: 0.92rem;
  font-weight: 500;
  color: #d8dee9;
  line-height: 1.32;
  font-family: var(--font-mono);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  text-overflow: ellipsis;
  word-break: break-all;
  transition: color 0.12s ease;
}
.subvideo-item-card:hover .wifi-row-title {
  color: #ffffff;
}
.subvideo-item-card.active .wifi-row-title {
  color: #ffffff;
  font-weight: 700;
}
.wifi-row-status {
  font-weight: 500;
  color: #9aa5b8;
  flex-shrink: 0;
}
.wifi-row-status.active {
  color: var(--accent-primary);
  font-weight: 600;
}
.wifi-row-desc {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  color: #a9b1d6;
}
.subvideo-item-card.active .wifi-row-desc {
  color: #c0caf5;
}

/* 片段选择列表底部添加项 */
.subvideo-add-item {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 10px 14px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px dashed rgba(255, 255, 255, 0.18);
  border-radius: var(--radius-sm);
  color: var(--text-muted);
  font-size: 0.78rem;
  font-family: var(--font-mono);
  cursor: pointer;
  transition: all var(--transition-fast);
  margin: 8px 12px 12px;
  user-select: none;
}
.subvideo-add-item:hover {
  background: rgba(255, 255, 255, 0.10);
  border-color: rgba(255, 255, 255, 0.6);
  color: #ffffff;
}
.subvideo-add-item .add-icon {
  font-size: 0.95rem;
  font-weight: 700;
}

/* 侧边栏底部无缝操作栏 (Quickshell WifiControl 底部操作栏) */
.subvideo-footer-actions {
  display: flex;
  height: 36px;
  width: 100%;
  border-top: 1px solid var(--border-subtle);
  background: transparent;
  margin-top: auto;
}
.subvideo-footer-actions .tiled-action-btn {
  font-size: 0.74rem;
}

/* ==========================================================================
   模态框组件 (Modals)
   ========================================================================== */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.85);
  z-index: 100;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 1rem;
}
.modal-backdrop.active {
  display: flex;
}

.modal-dialog {
  background: #0f111a;
  border: 1px solid var(--border-card);
  border-radius: var(--radius-card);
  width: 100%;
  max-width: 640px;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.95);
  display: flex;
  flex-direction: column;
}
.modal-dialog.modal-small {
  max-width: 440px;
}
.modal-dialog.modal-large {
  max-width: 760px;
}

/* 作品切换选项卡 */
.modal-project-tabs {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 1.4rem;
  background: rgba(255, 255, 255, 0.03);
  border-bottom: 1px solid var(--border-subtle);
  overflow-x: auto;
}

.modal-tab-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  font-size: 0.8rem;
  font-family: var(--font-sans);
  cursor: pointer;
  white-space: nowrap;
  transition: all var(--transition-fast);
}

.modal-tab-btn:hover {
  background: rgba(255, 255, 255, 0.1);
  color: #ffffff;
  border-color: rgba(255, 255, 255, 0.25);
}

.modal-tab-btn.active {
  background: rgba(255, 255, 255, 0.16);
  border-color: #ffffff;
  color: #ffffff;
  font-weight: 600;
}

.modal-tab-btn.tab-add {
  border-style: dashed;
  color: var(--text-muted);
}
.modal-tab-btn.tab-add:hover {
  color: #ffffff;
  border-color: var(--text-secondary);
}

/* 视频片段管理样式 */
.clips-manager-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 4px;
}

.btn-xs {
  padding: 3px 9px;
  font-size: 0.72rem;
}

.btn-outline {
  background: transparent;
  border: 1px solid var(--border-subtle);
  color: var(--text-secondary);
}
.btn-outline:hover {
  background: rgba(255, 255, 255, 0.08);
  color: #ffffff;
  border-color: rgba(255, 255, 255, 0.3);
}

.clips-manager-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
  max-height: 240px;
  overflow-y: auto;
  padding-right: 4px;
}

.clip-manager-item {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 10px 12px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-sm);
  transition: border-color var(--transition-fast);
}

.clip-manager-item:hover {
  border-color: rgba(255, 255, 255, 0.2);
}

.clip-item-row {
  display: flex;
  gap: 8px;
  align-items: center;
}

.clip-item-row .form-input-sm {
  background: var(--bg-input);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 5px 8px;
  color: #ffffff;
  font-size: 0.78rem;
  font-family: inherit;
  outline: none;
}
.clip-item-row .form-input-sm:focus {
  border-color: var(--border-focus);
}

.clip-delete-btn {
  background: rgba(247, 118, 142, 0.12);
  border: 1px solid rgba(247, 118, 142, 0.35);
  color: #f7768e;
  padding: 4px 8px;
  border-radius: var(--radius-sm);
  font-size: 0.72rem;
  cursor: pointer;
  white-space: nowrap;
  transition: all var(--transition-fast);
}
.clip-delete-btn:hover {
  background: rgba(247, 118, 142, 0.25);
  color: #ffffff;
}

.form-input-with-action {
  display: flex;
  gap: 8px;
  align-items: center;
}
.form-input-with-action input {
  flex: 1;
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 1.4rem;
  border-bottom: 1px solid var(--border-subtle);
}
.modal-title {
  font-size: 0.96rem;
  font-weight: 700;
  color: #ffffff;
  font-family: var(--font-mono);
}
.modal-close-btn {
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 1.1rem;
  cursor: pointer;
  padding: 4px;
  line-height: 1;
}
.modal-close-btn:hover {
  color: #ffffff;
}

.modal-form {
  padding: 1.4rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}
.form-row {
  display: flex;
  gap: 12px;
}
.flex-1 { flex: 1; }
.flex-2 { flex: 2; }

.form-group {
  display: flex;
  flex-direction: column;
  gap: 5px;
}
.form-group label {
  font-size: 0.74rem;
  font-weight: 500;
  color: var(--text-secondary);
  font-family: var(--font-mono);
}
.form-group input,
.form-group textarea {
  background: var(--bg-input);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 7px 10px;
  color: #ffffff;
  font-size: 0.82rem;
  font-family: inherit;
  outline: none;
  transition: border-color var(--transition-fast);
}
.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--border-focus);
}

.modal-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 1.4rem;
  border-top: 1px solid var(--border-subtle);
  background: rgba(255, 255, 255, 0.02);
}
.justify-end {
  justify-content: flex-end;
}
.footer-left-actions, .footer-right-actions {
  display: flex;
  gap: 8px;
}

.btn {
  padding: 6px 14px;
  border-radius: var(--radius-sm);
  font-size: 0.78rem;
  font-weight: 500;
  font-family: var(--font-mono);
  cursor: pointer;
  border: 1px solid transparent;
  transition: all var(--transition-fast);
}
.btn-primary {
  background: #ffffff;
  color: #000000;
  font-weight: 600;
  border-color: #ffffff;
}
.btn-primary:hover {
  background: rgba(255, 255, 255, 0.85);
  color: #000000;
}
.btn-secondary {
  background: rgba(255, 255, 255, 0.06);
  color: var(--text-secondary);
  border-color: var(--border-subtle);
}
.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.12);
  color: #ffffff;
}
.btn-danger {
  background: rgba(247, 118, 142, 0.15);
  color: #f7768e;
  border-color: rgba(247, 118, 142, 0.3);
}

/* 快捷键列表 */
.shortcuts-grid {
  padding: 1.4rem;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.shortcut-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 7px;
  border-bottom: 1px solid var(--border-subtle);
}
.sc-keys kbd {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--border-subtle);
  padding: 2px 6px;
  border-radius: 3px;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  color: var(--accent-primary);
}
.sc-desc {
  font-size: 0.8rem;
  color: var(--text-secondary);
  font-family: var(--font-mono);
}

/* 全局 Toast */
.toast-container {
  position: fixed;
  bottom: 20px;
  right: 20px;
  z-index: 200;
  display: flex;
  flex-direction: column;
  gap: 8px;
  pointer-events: none;
}
.toast-message {
  background: rgba(20, 22, 32, 0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--border-card);
  color: #fff;
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  font-size: 0.8rem;
  font-family: var(--font-mono);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.8);
  animation: toastIn 0.3s cubic-bezier(0.16, 1, 0.3, 1), toastOut 0.3s cubic-bezier(0.16, 1, 0.3, 1) 2.2s forwards;
}
@keyframes toastIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}
@keyframes toastOut {
  from { opacity: 1; transform: translateY(0); }
  to { opacity: 0; transform: translateY(10px); }
}

/* 响应式 */
@media (max-width: 1100px) {
  .bottom-workspace-layout {
    padding: 1rem 1.5rem;
    gap: 1.25rem;
  }
}

@media (max-width: 880px) {
  .app-header {
    padding: 0 1rem;
    height: 52px;
  }
  .brand-title {
    display: none;
  }
  .top-project-strip-section {
    padding: 0.35rem 1rem;
  }
  .bottom-workspace-layout {
    padding: 0.85rem 1rem 2rem;
    gap: 1.2rem;
  }

  /* 彻底解除高度锁定，纵向自然舒展，绝不压扁 */
  .card-merged-content {
    flex-direction: column;
    height: auto !important;
    min-height: auto !important;
    max-height: none !important;
    overflow: visible !important;
  }

  /* 最左侧正方形海报展示区：在移动端保持 1:1 正方形居中展示，绝不裁剪为扁条 */
  .project-poster-side {
    width: 100% !important;
    max-width: 100% !important;
    min-width: 0 !important;
    height: auto !important;
    max-height: none !important;
    aspect-ratio: unset !important;
    display: flex !important;
    justify-content: center !important;
    align-items: center !important;
    padding: 1.25rem 1rem 0.6rem !important;
    background: transparent !important;
  }

  .project-poster-img {
    width: 160px !important;
    height: 160px !important;
    max-width: 52vw !important;
    max-height: 52vw !important;
    aspect-ratio: 1 / 1 !important;
    object-fit: cover !important;
    border-radius: var(--radius-card) !important;
    border: 1px solid rgba(255, 255, 255, 0.18) !important;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.6) !important;
  }

  .poster-edit-overlay {
    width: 160px !important;
    height: 160px !important;
    max-width: 52vw !important;
    max-height: 52vw !important;
    top: 1.25rem !important;
    left: 50% !important;
    transform: translateX(-50%) !important;
    border-radius: var(--radius-card) !important;
  }

  .card-column-divider {
    width: 100% !important;
    height: 1px !important;
    background: var(--border-subtle) !important;
    margin: 0 !important;
  }

  /* 项目介绍正文区：自适应自然高度，字号与行高舒适排版，彻底消除内部窄条滚动 */
  .project-intro-side {
    width: 100% !important;
    height: auto !important;
    min-height: auto !important;
    max-height: none !important;
    overflow: visible !important;
    padding: 0.85rem 1.25rem 1.25rem !important;
  }

  .detail-title {
    font-size: 1.22rem !important;
    line-height: 1.3 !important;
  }

  .detail-subtitle {
    font-size: 0.82rem !important;
    line-height: 1.4 !important;
    margin-top: 2px !important;
  }

  .card-body-divider {
    margin: 8px 0 10px !important;
  }

  .info-desc {
    font-size: 0.88rem !important;
    line-height: 1.72 !important;
    color: var(--text-secondary) !important;
  }

  /* 视频片段选择列表：在移动端作为独立横幅列表，保持 182px 遮挡第4项一半以暗示滚动 */
  .subvideo-list-side {
    width: 100% !important;
    min-width: 100% !important;
    max-width: 100% !important;
    height: auto !important;
    max-height: none !important;
    border-top: 1px solid var(--border-subtle) !important;
  }

  .subvideo-list-side .subvideo-list-scroll {
    height: 182px !important;
    max-height: 182px !important;
    overflow-y: auto !important;
    -webkit-overflow-scrolling: touch;
  }

  .subvideo-item-card {
    padding: 8px 16px !important;
  }
}

@media (max-width: 520px) {
  .bottom-workspace-layout {
    padding: 0.6rem 0.6rem 1.8rem;
    gap: 0.9rem;
  }
  .project-intro-side {
    padding: 0.75rem 1rem 1rem !important;
  }
  .info-desc {
    font-size: 0.84rem !important;
    line-height: 1.68 !important;
  }
  .custom-video-controls {
    padding: 8px 10px !important;
    gap: 6px !important;
  }
  .ctrl-btn {
    padding: 4px 8px !important;
    font-size: 0.72rem !important;
  }
}

/* ==========================================================================
   管理员编辑权限控制 (Admin Edit Mode)
   ========================================================================== */
.admin-only {
  display: none !important;
}

body.is-admin-mode .admin-only {
  display: inline-flex !important;
}

body.is-admin-mode .subvideo-add-item.admin-only {
  display: flex !important;
}

body.is-admin-mode .poster-edit-overlay.admin-only {
  display: flex !important;
}

body.is-admin-mode .admin-status-indicator.admin-only {
  display: inline-flex !important;
}

/* 管理员激活状态提示角标 (右下角优雅提示) */
.admin-status-indicator {
  position: fixed;
  bottom: 14px;
  right: 14px;
  background: rgba(15, 23, 42, 0.92);
  border: 1px solid rgba(255, 255, 255, 0.35);
  color: #ffffff;
  padding: 5px 12px;
  border-radius: var(--radius-full);
  font-size: 0.73rem;
  font-family: var(--font-mono);
  font-weight: 500;
  z-index: 99;
  cursor: pointer;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  user-select: none;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.6);
  transition: all var(--transition-fast);
  align-items: center;
  gap: 6px;
}

.admin-status-indicator:hover {
  background: rgba(247, 118, 142, 0.2);
  border-color: rgba(247, 118, 142, 0.5);
  color: #f7768e;
  transform: translateY(-2px);
}

.admin-status-indicator .indicator-dot {
  font-size: 0.65rem;
  color: #9ece6a;
}