/* ============================================================
   CodeScope — 赛博朋克代码架构可视化
   设计理念：深空背景 + 霓虹发光 + 扫描线 + 粒子
   ============================================================ */

:root {
  --cs-bg: #0a0a0f;
  --cs-surface: #0f0f1a;
  --cs-border: #1a1a2e;
  --cs-accent-cyan: #00f0ff;
  --cs-accent-magenta: #ff00ff;
  --cs-accent-green: #00ff88;
  --cs-accent-amber: #ffaa00;
  --cs-accent-red: #ff3355;
  --cs-accent-purple: #9966ff;
  --cs-text-primary: #e0e0f0;
  --cs-text-muted: #5a5a7a;
  --cs-glow-cyan: 0 0 12px rgba(0, 240, 255, 0.5);
  --cs-glow-magenta: 0 0 12px rgba(255, 0, 255, 0.5);
  --cs-glow-green: 0 0 12px rgba(0, 255, 136, 0.5);
  --cs-font-mono: 'Cascadia Code', 'Fira Code', 'JetBrains Mono', 'Consolas', monospace;
}

/* ---- 主容器 ---- */
#tab-codescope, #tab-perfdiff {
  background: var(--cs-bg);
  color: var(--cs-text-primary);
  font-family: var(--cs-font-mono);
  position: relative;
  overflow: hidden;
  flex-direction: column;
  height: 100%;
}
#tab-codescope.active, #tab-perfdiff.active {
  display: flex !important;
}

/* 全局扫描线覆盖 */
#tab-codescope::after {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background: repeating-linear-gradient(
    0deg,
    transparent,
    transparent 2px,
    rgba(0, 240, 255, 0.015) 2px,
    rgba(0, 240, 255, 0.015) 4px
  );
  pointer-events: none;
  z-index: 100;
}

/* ---- 工具栏 ---- */
.cs-toolbar {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 16px;
  background: var(--cs-surface);
  border-bottom: 1px solid var(--cs-border);
  z-index: 10;
  flex-shrink: 0;
}

.cs-toolbar-btn {
  background: transparent;
  border: 1px solid var(--cs-accent-cyan);
  color: var(--cs-accent-cyan);
  padding: 6px 16px;
  font-family: var(--cs-font-mono);
  font-size: 12px;
  cursor: pointer;
  letter-spacing: 0.5px;
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}
.cs-toolbar-btn::before {
  content: '';
  position: absolute;
  top: 0; left: -100%; width: 100%; height: 100%;
  background: linear-gradient(90deg, transparent, rgba(0,240,255,0.15), transparent);
  transition: left 0.5s ease;
}
.cs-toolbar-btn:hover::before { left: 100%; }
.cs-toolbar-btn:hover {
  box-shadow: var(--cs-glow-cyan);
  background: rgba(0, 240, 255, 0.08);
}
.cs-toolbar-btn:active { transform: scale(0.97); }
.cs-toolbar-btn.scanning {
  border-color: var(--cs-accent-amber);
  color: var(--cs-accent-amber);
  animation: pulse-border 1.5s infinite;
}

@keyframes pulse-border {
  0%,100% { box-shadow: 0 0 4px rgba(255,170,0,0.3); }
  50% { box-shadow: 0 0 16px rgba(255,170,0,0.8); }
}

.cs-repo-path {
  font-size: 11px;
  color: var(--cs-text-muted);
  flex: 1;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* ---- 筛选器 ---- */
.cs-filter {
  display: flex;
  gap: 8px;
}
.cs-filter label {
  font-size: 11px;
  color: var(--cs-text-muted);
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 2px 8px;
  border: 1px solid transparent;
  transition: all 0.3s ease;
}
.cs-filter label:hover { color: var(--cs-accent-cyan); }
.cs-filter label.active {
  border-color: var(--cs-accent-cyan);
  color: var(--cs-accent-cyan);
  box-shadow: 0 0 6px rgba(0,240,255,0.2);
}

.cs-search {
  background: var(--cs-surface);
  border: 1px solid var(--cs-border);
  color: var(--cs-text-primary);
  font-family: var(--cs-font-mono);
  font-size: 11px;
  padding: 4px 10px;
  width: 160px;
  outline: none;
  transition: all 0.3s ease;
}
.cs-search:focus {
  border-color: var(--cs-accent-cyan);
  box-shadow: 0 0 8px rgba(0,240,255,0.2);
}
.cs-search::placeholder { color: var(--cs-text-muted); }

/* ---- 面包屑 ---- */
.cs-breadcrumb {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 8px 16px;
  background: var(--cs-surface);
  border-bottom: 1px solid var(--cs-border);
  font-size: 11px;
  flex-shrink: 0;
  z-index: 9;
}
.cs-breadcrumb-item {
  color: var(--cs-text-muted);
  cursor: pointer;
  padding: 2px 6px;
  border-radius: 2px;
  transition: all 0.3s ease;
}
.cs-breadcrumb-item:hover { color: var(--cs-accent-cyan); }
.cs-breadcrumb-item.active { color: var(--cs-accent-cyan); }
.cs-breadcrumb-sep { color: var(--cs-text-muted); font-size: 10px; }

/* ---- 画布 ---- */
.cs-canvas {
  flex: 1;
  position: relative;
  overflow: hidden;
  cursor: grab;
}
.cs-canvas:active { cursor: grabbing; }
.cs-canvas svg { width: 100%; height: 100%; }
.cs-canvas canvas { width: 100%; height: 100%; }

.cs-empty {
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  text-align: center;
  color: var(--cs-text-muted);
  font-size: 14px;
}
.cs-empty-icon {
  font-size: 48px;
  margin-bottom: 16px;
  opacity: 0.3;
}

/* ---- 详情面板 ---- */
.cs-detail-panel {
  position: absolute;
  right: 0; top: 0; bottom: 0;
  width: 360px;
  background: rgba(15, 15, 26, 0.95);
  border-left: 1px solid var(--cs-border);
  backdrop-filter: blur(12px);
  transform: translateX(100%);
  transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  z-index: 50;
  display: flex;
  flex-direction: column;
  overflow-y: auto;
}
.cs-detail-panel.open { transform: translateX(0); }
.cs-detail-panel-header {
  padding: 14px 16px;
  border-bottom: 1px solid var(--cs-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.cs-detail-panel-title {
  font-size: 13px;
  color: var(--cs-accent-cyan);
  font-weight: 600;
}
.cs-detail-panel-close {
  background: none; border: none;
  color: var(--cs-text-muted);
  cursor: pointer;
  font-size: 18px;
  transition: color 0.3s ease;
}
.cs-detail-panel-close:hover { color: var(--cs-accent-red); }

.cs-detail-section {
  padding: 12px 16px;
  border-bottom: 1px solid rgba(26, 26, 46, 0.5);
}
.cs-detail-label {
  font-size: 10px;
  color: var(--cs-text-muted);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 6px;
}
.cs-detail-value {
  font-size: 12px;
  color: var(--cs-text-primary);
  word-break: break-all;
}
.cs-detail-code {
  background: rgba(0, 0, 0, 0.4);
  border: 1px solid var(--cs-border);
  border-radius: 4px;
  padding: 10px;
  font-size: 11px;
  line-height: 1.6;
  overflow-x: auto;
  white-space: pre-wrap;
  color: #b0b0c0;
  max-height: 300px;
  overflow-y: auto;
}
.cs-detail-code .line-number {
  color: var(--cs-text-muted);
  margin-right: 8px;
  user-select: none;
}

.cs-signal-tag {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 2px;
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.5px;
}
.cs-signal-tag.HIGH { background: rgba(255,51,85,0.2); color: var(--cs-accent-red); border: 1px solid rgba(255,51,85,0.4); }
.cs-signal-tag.MEDIUM { background: rgba(255,170,0,0.2); color: var(--cs-accent-amber); border: 1px solid rgba(255,170,0,0.4); }
.cs-signal-tag.LOW { background: rgba(153,102,255,0.2); color: var(--cs-accent-purple); border: 1px solid rgba(153,102,255,0.4); }

.cs-trace-path {
  padding: 4px 8px;
  margin: 2px 0;
  background: rgba(0,240,255,0.05);
  border-left: 2px solid var(--cs-accent-cyan);
  font-size: 11px;
  cursor: pointer;
  transition: all 0.3s ease;
}
.cs-trace-path:hover { background: rgba(0,240,255,0.12); }

/* ---- 统计栏 ---- */
.cs-stats-bar {
  display: flex;
  gap: 20px;
  padding: 8px 16px;
  background: var(--cs-surface);
  border-top: 1px solid var(--cs-border);
  font-size: 11px;
  flex-shrink: 0;
  z-index: 10;
}
.cs-stat-item {
  display: flex;
  align-items: center;
  gap: 6px;
}
.cs-stat-value {
  color: var(--cs-accent-cyan);
  font-weight: 600;
}
.cs-stat-label { color: var(--cs-text-muted); }

/* ---- 视图切换器 ---- */
.cs-view-switcher {
  position: absolute;
  top: 12px; left: 12px;
  display: flex;
  gap: 4px;
  z-index: 30;
}
.cs-view-btn {
  background: rgba(15, 15, 26, 0.8);
  border: 1px solid var(--cs-border);
  color: var(--cs-text-muted);
  padding: 4px 10px;
  font-size: 10px;
  cursor: pointer;
  font-family: var(--cs-font-mono);
  transition: all 0.3s ease;
  backdrop-filter: blur(8px);
}
.cs-view-btn:hover { color: var(--cs-accent-cyan); border-color: var(--cs-accent-cyan); }
.cs-view-btn.active {
  color: var(--cs-accent-cyan);
  border-color: var(--cs-accent-cyan);
  box-shadow: 0 0 8px rgba(0,240,255,0.3);
}

/* ---- Tooltip ---- */
.cs-tooltip {
  position: absolute;
  padding: 8px 12px;
  background: rgba(15, 15, 26, 0.95);
  border: 1px solid var(--cs-accent-cyan);
  font-size: 11px;
  color: var(--cs-text-primary);
  pointer-events: none;
  z-index: 200;
  max-width: 280px;
  backdrop-filter: blur(12px);
  box-shadow: 0 0 16px rgba(0,240,255,0.2);
}
.cs-tooltip-title {
  color: var(--cs-accent-cyan);
  font-weight: 600;
  margin-bottom: 4px;
}
.cs-tooltip-path { color: var(--cs-text-muted); font-size: 10px; }

/* ---- 粒子背景 ---- */
.cs-particles {
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  pointer-events: none;
  z-index: 1;
}

/* 节点动画 */
@keyframes node-pulse {
  0%,100% { opacity: 0.7; }
  50% { opacity: 1; }
}
@keyframes edge-flow {
  0% { stroke-dashoffset: 20; }
  100% { stroke-dashoffset: 0; }
}

/* 选中节点发光 */
.cs-node-selected {
  filter: url(#glow);
}

/* ---- 终端面板 ---- */
.cs-terminal {
  background: #050508;
  border-top: 1px solid var(--cs-border);
  border-bottom: 1px solid var(--cs-border);
  height: 180px;
  display: flex;
  flex-direction: column;
  flex-shrink: 0;
  z-index: 8;
}
.cs-terminal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 4px 12px;
  background: var(--cs-surface);
  border-bottom: 1px solid var(--cs-border);
  flex-shrink: 0;
}
.cs-terminal-title {
  font-size: 11px;
  color: var(--cs-accent-green);
  letter-spacing: 1px;
}
.cs-terminal-clear {
  background: none;
  border: 1px solid var(--cs-border);
  color: var(--cs-text-muted);
  font-size: 10px;
  padding: 2px 8px;
  cursor: pointer;
  font-family: var(--cs-font-mono);
  transition: all 0.3s ease;
}
.cs-terminal-clear:hover {
  border-color: var(--cs-accent-cyan);
  color: var(--cs-accent-cyan);
}
.cs-terminal-body {
  flex: 1;
  overflow-y: auto;
  padding: 8px 12px;
  font-family: var(--cs-font-mono);
  font-size: 11px;
  line-height: 1.7;
  color: #b0b0c0;
}
.cs-terminal-body .term-line {
  white-space: pre-wrap;
  word-break: break-all;
}
.cs-terminal-body .term-line.phase { color: var(--cs-accent-cyan); }
.cs-terminal-body .term-line.progress { color: var(--cs-text-muted); }
.cs-terminal-body .term-line.success { color: var(--cs-accent-green); }
.cs-terminal-body .term-line.warn { color: var(--cs-accent-amber); }
.cs-terminal-body .term-line.error { color: var(--cs-accent-red); }
.cs-terminal-body .term-cursor {
  display: inline-block;
  width: 8px;
  height: 12px;
  background: var(--cs-accent-green);
  animation: cursor-blink 1s infinite;
  vertical-align: middle;
  margin-left: 4px;
}
@keyframes cursor-blink {
  0%,49% { opacity: 1; }
  50%,100% { opacity: 0; }
}

/* 滚动条 */
#tab-codescope ::-webkit-scrollbar { width: 4px; }
#tab-codescope ::-webkit-scrollbar-track { background: transparent; }
#tab-codescope ::-webkit-scrollbar-thumb { background: var(--cs-border); border-radius: 2px; }
#tab-codescope ::-webkit-scrollbar-thumb:hover { background: var(--cs-accent-cyan); }