/* ========== 基础变量 ========== */
:root {
  --bg-primary: #0a0e17;
  --bg-secondary: #111827;
  --bg-card: #1a1f2e;
  --bg-input: #0d1117;
  --border-color: #2a3040;
  --text-primary: #e2e8f0;
  --text-secondary: #8892a4;
  --accent: #00f0ff;
  --accent2: #a855f7;
  --accent3: #f43f5e;
  --success: #10b981;
  --warning: #f59e0b;
  --danger: #ef4444;
  --radius: 8px;
  --font-mono: 'Cascadia Code', 'Fira Code', 'JetBrains Mono', monospace;
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

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

body {
  font-family: var(--font-sans);
  background: var(--bg-primary);
  color: var(--text-primary);
  min-height: 100vh;
  overflow-x: hidden;
}

/* ========== 导航栏 ========== */
.navbar {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 24px;
  padding: 12px 32px;
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border-color);
  position: sticky;
  top: 0;
  z-index: 100;
}

.nav-brand {
  font-size: 20px;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: 1px;
  white-space: nowrap;
}

.nav-links { display: flex; flex-wrap: wrap; gap: 8px; }

.nav-btn {
  background: transparent;
  border: 1px solid transparent;
  color: var(--text-secondary);
  padding: 8px 18px;
  border-radius: var(--radius);
  cursor: pointer;
  font-size: 14px;
  transition: all 0.2s;
  white-space: nowrap;
}

.nav-btn:hover { color: var(--text-primary); background: rgba(255,255,255,0.05); }

.nav-btn.active {
  color: var(--accent);
  background: rgba(0, 240, 255, 0.08);
  border-color: rgba(0, 240, 255, 0.3);
}

/* ========== 页面切换 ========== */
.page { display: none; padding: 24px 32px; max-width: 1400px; margin: 0 auto; }
.page.active { display: block; }

.page-header { margin-bottom: 20px; }
.page-header h2 { font-size: 22px; font-weight: 600; margin-bottom: 4px; }
.page-header p { color: var(--text-secondary); font-size: 14px; }

/* ========== 通用按钮 ========== */
.tool-btn {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  padding: 8px 16px;
  border-radius: var(--radius);
  cursor: pointer;
  font-size: 13px;
  transition: all 0.2s;
  white-space: nowrap;
}

.tool-btn:hover { border-color: var(--accent); color: var(--accent); }
.tool-btn.primary { background: var(--accent); color: var(--bg-primary); border-color: var(--accent); font-weight: 600; }
.tool-btn.primary:hover { opacity: 0.85; }
.tool-btn.danger { border-color: var(--danger); color: var(--danger); }
.tool-btn.danger:hover { background: var(--danger); color: #fff; }
.tool-btn.small { padding: 4px 10px; font-size: 12px; }

/* ========== JSON 转换器 ========== */
.json-toolbar { display: flex; gap: 8px; margin-bottom: 16px; flex-wrap: wrap; }

.json-panels { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }

.json-panel { display: flex; flex-direction: column; }

.panel-label {
  font-size: 12px;
  color: var(--text-secondary);
  margin-bottom: 6px;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.json-panel textarea {
  width: 100%;
  height: 450px;
  background: var(--bg-input);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  color: var(--text-primary);
  font-family: var(--font-mono);
  font-size: 13px;
  padding: 14px;
  resize: vertical;
  outline: none;
  transition: border-color 0.2s;
}

.json-panel textarea:focus { border-color: var(--accent); }
.json-panel textarea[readonly] { opacity: 0.85; }

.status-bar {
  margin-top: 12px;
  padding: 8px 14px;
  border-radius: var(--radius);
  font-size: 13px;
  font-family: var(--font-mono);
  min-height: 36px;
}

.status-bar.success { background: rgba(16, 185, 129, 0.1); color: var(--success); border: 1px solid rgba(16, 185, 129, 0.3); }
.status-bar.error { background: rgba(239, 68, 68, 0.1); color: var(--danger); border: 1px solid rgba(239, 68, 68, 0.3); }

/* ========== API 调试 ========== */
.postman-bar {
  display: flex;
  gap: 10px;
  margin-bottom: 16px;
}

.postman-bar select {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  color: var(--accent);
  padding: 8px 12px;
  border-radius: var(--radius);
  font-size: 14px;
  font-weight: 700;
  cursor: pointer;
  outline: none;
  min-width: 90px;
}

.url-input {
  flex: 1;
  background: var(--bg-input);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  color: var(--text-primary);
  padding: 8px 14px;
  font-size: 14px;
  font-family: var(--font-mono);
  outline: none;
}

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

.postman-body { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }

.postman-left, .postman-right { display: flex; flex-direction: column; }

.tab-bar { display: flex; gap: 4px; margin-bottom: 8px; }

.tab-btn {
  background: transparent;
  border: 1px solid transparent;
  color: var(--text-secondary);
  padding: 6px 14px;
  border-radius: var(--radius);
  cursor: pointer;
  font-size: 13px;
  transition: all 0.2s;
}

.tab-btn.active { color: var(--accent); background: rgba(0,240,255,0.08); border-color: rgba(0,240,255,0.3); }
.tab-btn:hover { color: var(--text-primary); }

.tab-content { display: none; flex: 1; }
.tab-content.active { display: flex; flex-direction: column; }

.tab-content textarea {
  width: 100%;
  height: 350px;
  background: var(--bg-input);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  color: var(--text-primary);
  font-family: var(--font-mono);
  font-size: 13px;
  padding: 14px;
  resize: vertical;
  outline: none;
}

.tab-content textarea:focus { border-color: var(--accent); }

.response-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 8px;
  font-size: 13px;
}

#res-status { color: var(--text-secondary); }
#res-time { color: var(--text-secondary); }

.postman-right textarea {
  width: 100%;
  height: 380px;
  background: var(--bg-input);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  color: var(--text-primary);
  font-family: var(--font-mono);
  font-size: 13px;
  padding: 14px;
  resize: vertical;
  outline: none;
}

/* ========== 摸鱼仪表盘 ========== */
#page-dashboard {
  padding: 0;
  max-width: 100%;
  position: relative;
  overflow: hidden;
  min-height: calc(100vh - 53px);
}

.dashboard-container {
  position: relative;
  width: 100%;
  min-height: calc(100vh - 53px);
  background: var(--bg-primary);
  overflow: hidden;
}

#particle-canvas {
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 100%;
  z-index: 0;
  pointer-events: none;
}

/* 顶部状态栏 */
.dash-top-bar {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 32px;
  border-bottom: 1px solid rgba(0, 240, 255, 0.1);
}

.dash-sys-info {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  color: var(--success);
  text-transform: uppercase;
  letter-spacing: 2px;
}

.blink-dot {
  width: 8px; height: 8px;
  background: var(--success);
  border-radius: 50%;
  animation: blink 1.5s infinite;
}

@keyframes blink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.2; }
}

.dash-clock {
  font-family: var(--font-mono);
  font-size: 48px;
  font-weight: 700;
  color: var(--accent);
  text-shadow: 0 0 30px rgba(0, 240, 255, 0.4);
  letter-spacing: 4px;
}

.dash-date {
  font-size: 14px;
  color: var(--text-secondary);
  font-family: var(--font-mono);
}

/* 仪表盘网格 */
.dash-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  padding: 24px 32px;
}

.dash-card {
  background: rgba(26, 31, 46, 0.85);
  border: 1px solid rgba(0, 240, 255, 0.15);
  border-radius: 12px;
  padding: 24px;
  position: relative;
  overflow: hidden;
  backdrop-filter: blur(10px);
  transition: border-color 0.3s, transform 0.2s;
}

.dash-card:hover {
  border-color: rgba(0, 240, 255, 0.4);
  transform: translateY(-2px);
}

.card-glow {
  position: absolute;
  top: -50%; left: -50%;
  width: 200%; height: 200%;
  background: radial-gradient(circle at 30% 30%, rgba(0, 240, 255, 0.03), transparent 50%);
  pointer-events: none;
}

.card-title {
  font-size: 14px;
  color: var(--text-secondary);
  margin-bottom: 16px;
  text-transform: uppercase;
  letter-spacing: 1px;
}

/* 倒计时卡片 */
.countdown-display {
  font-family: var(--font-mono);
  font-size: 36px;
  font-weight: 700;
  color: var(--accent);
  text-shadow: 0 0 20px rgba(0, 240, 255, 0.3);
  margin-bottom: 8px;
}

.countdown-sub {
  font-size: 13px;
  color: var(--text-secondary);
}

/* 天气卡片 */
.weather-main {
  font-size: 28px;
  font-weight: 600;
  margin-bottom: 8px;
}

.weather-detail {
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.8;
}

/* 语录卡片 */
.card-quote { grid-column: span 2; }

.quote-text {
  font-size: 20px;
  line-height: 1.6;
  color: var(--text-primary);
  margin-bottom: 16px;
  font-style: italic;
  min-height: 60px;
}

.quote-refresh {
  background: transparent;
  border: 1px solid var(--accent);
  color: var(--accent);
  padding: 6px 16px;
  border-radius: 20px;
  cursor: pointer;
  font-size: 12px;
  transition: all 0.2s;
}

.quote-refresh:hover { background: var(--accent); color: var(--bg-primary); }

/* 摸鱼指数 */
.card-index {
  grid-column: span 3;
}
.index-value {
  font-family: var(--font-mono);
  font-size: 48px;
  font-weight: 700;
  text-align: center;
  margin-bottom: 4px;
}

.index-label {
  text-align: center;
  font-size: 14px;
  color: var(--text-secondary);
  margin-bottom: 16px;
}

.index-bar {
  width: 100%;
  height: 6px;
  background: rgba(255,255,255,0.05);
  border-radius: 3px;
  overflow: hidden;
}

.index-bar-fill {
  height: 100%;
  border-radius: 3px;
  transition: width 0.8s ease;
  background: linear-gradient(90deg, var(--success), var(--accent), var(--accent3));
}

/* 一周天气预报 */
.card-forecast {
  grid-column: span 3;
  position: relative;
  z-index: 1;
}
.forecast-city {
  font-size: 13px;
  color: var(--text-secondary);
  margin-bottom: 10px;
}
.forecast-row {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding-bottom: 4px;
}
.forecast-day {
  flex: 1;
  min-width: 80px;
  background: rgba(0, 240, 255, 0.04);
  border: 1px solid rgba(0, 240, 255, 0.12);
  border-radius: 10px;
  padding: 10px 6px;
  text-align: center;
  transition: all 0.3s;
}
.forecast-day:hover {
  border-color: var(--accent);
  background: rgba(0, 240, 255, 0.08);
  transform: translateY(-2px);
}
.forecast-day.today {
  border-color: var(--accent);
  background: rgba(0, 240, 255, 0.1);
}
.forecast-date {
  font-size: 12px;
  color: var(--text-secondary);
  margin-bottom: 4px;
}
.forecast-weekday {
  font-size: 13px;
  color: var(--text);
  font-weight: 600;
  margin-bottom: 6px;
}

.forecast-icon {
  font-size: 24px;
  margin-bottom: 6px;
}
.forecast-temp {
  font-size: 12px;
  color: var(--text);
}
.forecast-temp .temp-high {
  color: #ff6b6b;
  font-weight: 600;
}
.forecast-temp .temp-low {
  color: #4ecdc4;
}
.forecast-desc {
  font-size: 11px;
  color: var(--text-secondary);
  margin-top: 4px;
}

/* ========== 谷歌广告 ========== */
.ad-container {
  margin: 0 32px 16px;
  border: 1px solid var(--border-color);
  border-radius: 10px;
  background: rgba(17, 24, 39, 0.6);
  overflow: hidden;
}
.ad-container .ad-label {
  font-size: 11px;
  color: var(--text-secondary);
  padding: 4px 12px;
  background: rgba(255,255,255,0.03);
  border-bottom: 1px solid var(--border-color);
}
.ad-container .ad-slot {
  min-height: 90px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 12px;
}
.ad-container .ad-placeholder {
  color: var(--text-secondary);
  font-size: 14px;
  opacity: 0.5;
}

/* 底部滚动条 */
.dash-ticker {
  position: relative;
  z-index: 1;
  border-top: 1px solid rgba(0, 240, 255, 0.1);
  padding: 10px 0;
  overflow: hidden;
}

.ticker-content {
  display: inline-block;
  white-space: nowrap;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text-secondary);
  animation: ticker 40s linear infinite;
}

@keyframes ticker {
  0% { transform: translateX(100vw); }
  100% { transform: translateX(-100%); }
}

/* ========== 计算器 ========== */
.calc-container {
  display: flex;
  gap: 24px;
  max-width: 800px;
  margin: 0 auto;
}
.calc-main {
  flex: 1;
  max-width: 400px;
}
.calc-display {
  background: var(--bg-primary);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 16px 20px;
  margin-bottom: 12px;
  min-height: 90px;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
}
.calc-expression {
  color: var(--text-secondary);
  font-size: 14px;
  min-height: 20px;
  text-align: right;
  word-break: break-all;
  margin-bottom: 4px;
}
.calc-result {
  color: var(--accent);
  font-size: 32px;
  font-weight: 700;
  text-align: right;
  word-break: break-all;
  font-family: 'Consolas', 'Courier New', monospace;
}
.calc-mode-bar {
  display: flex;
  gap: 4px;
  margin-bottom: 12px;
}
.calc-mode-btn {
  flex: 1;
  padding: 8px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text-secondary);
  cursor: pointer;
  font-size: 13px;
  transition: all 0.2s;
}
.calc-mode-btn:hover { border-color: var(--accent); color: var(--text); }
.calc-mode-btn.active {
  background: rgba(0, 240, 255, 0.1);
  border-color: var(--accent);
  color: var(--accent);
}
.calc-keys {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 6px;
}
.calc-keys.hidden { display: none; }
.calc-key {
  padding: 14px 8px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text);
  font-size: 18px;
  cursor: pointer;
  transition: all 0.15s;
  font-family: inherit;
}
.calc-key:hover {
  background: rgba(0, 240, 255, 0.08);
  border-color: var(--accent);
}
.calc-key:active {
  transform: scale(0.95);
  background: rgba(0, 240, 255, 0.15);
}
.calc-key.fn {
  color: var(--accent);
  font-size: 14px;
}
.calc-key.op {
  color: #ff6b6b;
  font-size: 20px;
}
.calc-key.eq {
  background: var(--accent);
  color: var(--bg-primary);
  font-weight: 700;
  font-size: 20px;
}
.calc-key.eq:hover { background: #33f5ff; }
.calc-key.wide {
  grid-column: span 2;
}
.calc-base-bar {
  display: flex;
  gap: 4px;
  margin-top: 12px;
}
.calc-base-bar.hidden { display: none; }
.calc-base-btn {
  flex: 1;
  padding: 6px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--text-secondary);
  font-size: 12px;
  cursor: pointer;
  transition: all 0.2s;
}
.calc-base-btn:hover { border-color: var(--accent); }
.calc-base-btn.active {
  background: rgba(0, 240, 255, 0.1);
  border-color: var(--accent);
  color: var(--accent);
}
.calc-history {
  flex: 0 0 240px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 16px;
  max-height: 520px;
  display: flex;
  flex-direction: column;
}
.calc-history-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 12px;
  font-size: 14px;
  color: var(--text);
  font-weight: 600;
}
.calc-history-list {
  flex: 1;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.calc-history-item {
  padding: 8px 10px;
  background: var(--bg-primary);
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.2s;
}
.calc-history-item:hover {
  border: 1px solid var(--accent);
}
.calc-history-expr {
  font-size: 12px;
  color: var(--text-secondary);
}
.calc-history-val {
  font-size: 16px;
  color: var(--accent);
  font-weight: 600;
  font-family: 'Consolas', monospace;
}

/* ========== PDF 工具 ========== */
.pdf-sub-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 20px;
}
.pdf-sub-btn {
  padding: 8px 20px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text-secondary);
  cursor: pointer;
  font-size: 14px;
  transition: all 0.2s;
}
.pdf-sub-btn:hover { border-color: var(--accent); color: var(--text); }
.pdf-sub-btn.active {
  background: rgba(0, 240, 255, 0.1);
  border-color: var(--accent);
  color: var(--accent);
}
.pdf-sub-page { display: none; }
.pdf-sub-page.active { display: block; }
.pdf-upload-area {
  border: 2px dashed var(--border);
  border-radius: 12px;
  padding: 48px 24px;
  text-align: center;
  cursor: pointer;
  transition: all 0.3s;
  color: var(--text-secondary);
}
.pdf-upload-area:hover, .pdf-upload-area.dragover {
  border-color: var(--accent);
  background: rgba(0, 240, 255, 0.05);
}
.pdf-upload-area.small { padding: 24px 16px; }
.pdf-upload-icon { font-size: 40px; margin-bottom: 8px; }
.pdf-upload-hint { font-size: 12px; margin-top: 8px; color: var(--text-secondary); opacity: 0.7; }
.pdf-work-area.hidden { display: none; }
.pdf-info-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 12px;
  font-size: 14px;
  color: var(--text-secondary);
}
.pdf-page-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  gap: 12px;
  max-height: 400px;
  overflow-y: auto;
  padding: 4px;
}
.pdf-page-thumb {
  position: relative;
  border: 2px solid var(--border);
  border-radius: 8px;
  overflow: hidden;
  cursor: pointer;
  transition: all 0.2s;
  background: #fff;
}
.pdf-page-thumb:hover { border-color: var(--accent); }
.pdf-page-thumb.selected { border-color: var(--accent); box-shadow: 0 0 12px rgba(0,240,255,0.3); }
.pdf-page-thumb canvas { width: 100%; display: block; }
.pdf-page-label {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background: rgba(0,0,0,0.7);
  color: #fff;
  text-align: center;
  font-size: 12px;
  padding: 2px 0;
}
.pdf-action-bar {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-top: 16px;
  padding-top: 12px;
  border-top: 1px solid var(--border);
}
.pdf-option {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  color: var(--text-secondary);
}
.pdf-option select {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 4px;
  color: var(--text);
  padding: 4px 8px;
}
.pdf-longimg-preview {
  max-height: 300px;
  overflow-y: auto;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: #fff;
}
.pdf-longimg-preview canvas { width: 100%; display: block; }
.pdf-sign-layout { display: flex; gap: 24px; }
.pdf-sign-left { flex: 0 0 360px; }
.pdf-sign-right { flex: 1; min-width: 0; }
.pdf-sign-draw-area {
  border: 1px solid var(--border);
  border-radius: 8px;
  background: #fff;
  overflow: hidden;
}
.pdf-sign-draw-area canvas { width: 100%; height: 200px; display: block; cursor: crosshair; }
.pdf-sign-toolbar {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-top: 8px;
  font-size: 13px;
  color: var(--text-secondary);
}
.pdf-sign-toolbar label { display: flex; align-items: center; gap: 4px; }
.pdf-sign-pdf-area.hidden { display: none; }
.pdf-sign-page-nav {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 8px;
  font-size: 14px;
  color: var(--text-secondary);
}
.pdf-sign-canvas-wrap {
  border: 1px solid var(--border);
  border-radius: 8px;
  background: #fff;
  overflow: auto;
  max-height: 400px;
}
.pdf-sign-canvas-wrap canvas { display: block; }
.pdf-convert-preview {
  min-height: 120px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 16px;
  font-size: 13px;
  color: var(--text-secondary);
  overflow-y: auto;
  max-height: 300px;
}
.pdf-convert-preview .preview-text {
  white-space: pre-wrap;
  word-break: break-all;
  line-height: 1.8;
}
.pdf-split-options {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  margin: 12px 0;
  padding: 12px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 8px;
}
.pdf-split-range { flex: 1; min-width: 200px; }
.pdf-split-range.hidden { display: none; }
.pdf-merge-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin: 12px 0;
}
.pdf-merge-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: 13px;
  color: var(--text-secondary);
}
.pdf-merge-item .merge-name { flex: 1; }
.pdf-merge-item .merge-pages { font-size: 12px; opacity: 0.7; }
.pdf-merge-item .merge-remove {
  cursor: pointer;
  color: #e74c3c;
  font-size: 16px;
  padding: 2px 6px;
  border: none;
  background: none;
}
.pdf-merge-item .merge-remove:hover { opacity: 0.7; }
.pdf-merge-item .merge-up, .pdf-merge-item .merge-down {
  cursor: pointer;
  padding: 2px 6px;
  border: none;
  background: none;
  color: var(--text-secondary);
  font-size: 14px;
}
.pdf-merge-item .merge-up:hover, .pdf-merge-item .merge-down:hover { color: var(--text); }
.pdf-status-msg {
  padding: 12px 16px;
  border-radius: 8px;
  font-size: 13px;
  margin: 8px 0;
}
.pdf-status-msg.info { background: rgba(74,158,255,0.1); color: #4a9eff; }
.pdf-status-msg.success { background: rgba(46,204,113,0.1); color: #2ecc71; }
.pdf-status-msg.error { background: rgba(231,76,60,0.1); color: #e74c3c; }

/* ========== 联系我 ========== */
.contact-card {
  max-width: 600px;
  margin: 40px auto;
  background: var(--bg-card, #1e1e2e);
  border: 1px solid var(--border-color, #333);
  border-radius: 16px;
  padding: 48px 40px;
  text-align: center;
}
.contact-icon {
  font-size: 48px;
  margin-bottom: 20px;
}
.contact-text {
  font-size: 16px;
  line-height: 2;
  color: var(--text-secondary, #aaa);
}
.contact-email {
  color: #4a9eff;
  text-decoration: none;
  font-weight: 600;
  border-bottom: 1px dashed #4a9eff;
  transition: all 0.2s;
}
.contact-email:hover {
  color: #6db3ff;
  border-bottom-style: solid;
}

/* ========== 中英翻译 ========== */
.translate-container { max-width: 900px; margin: 0 auto; }
.translate-panels { display: flex; gap: 12px; align-items: stretch; }
.translate-panel {
  flex: 1;
  background: var(--bg-card, #1e1e2e);
  border: 1px solid var(--border-color, #333);
  border-radius: 12px;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}
.translate-panel-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 14px;
  border-bottom: 1px solid var(--border-color, #333);
  background: rgba(255,255,255,0.02);
}
.translate-lang-select {
  padding: 4px 10px;
  border: 1px solid var(--border-color, #444);
  border-radius: 6px;
  background: var(--bg-secondary, #181825);
  color: var(--text-primary, #eee);
  font-size: 13px;
  cursor: pointer;
}
.translate-lang-select:focus { outline: none; border-color: #4a9eff; }
.translate-textarea {
  width: 100%;
  border: none;
  background: transparent;
  color: var(--text-primary, #eee);
  font-size: 15px;
  line-height: 1.7;
  padding: 14px;
  resize: vertical;
  font-family: inherit;
}
.translate-textarea:focus { outline: none; }
.translate-textarea::placeholder { color: var(--text-secondary, #666); }
.translate-textarea[readonly] { cursor: default; }
.translate-panel-footer {
  padding: 6px 14px;
  border-top: 1px solid var(--border-color, #333);
  text-align: right;
}
.translate-char-count { font-size: 12px; color: var(--text-secondary, #888); }
.translate-swap-wrap {
  display: flex;
  align-items: center;
  justify-content: center;
}
.translate-swap-btn {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 1px solid var(--border-color, #444);
  background: var(--bg-card, #1e1e2e);
  color: var(--text-primary, #eee);
  font-size: 18px;
  cursor: pointer;
  transition: all 0.2s;
}
.translate-swap-btn:hover { background: #4a9eff; border-color: #4a9eff; color: #fff; transform: rotate(180deg); }
.translate-actions { text-align: center; margin-top: 16px; }
.translate-tips { margin-top: 16px; text-align: center; font-size: 12px; color: var(--text-secondary, #888); }

/* ========== 税后收入计算器 ========== */
.tax-container {
  display: flex;
  gap: 24px;
  max-width: 960px;
  margin: 0 auto;
}
.tax-form { flex: 0 0 380px; }
.tax-section {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 16px;
  margin-bottom: 16px;
}
.tax-section h3 {
  font-size: 14px;
  color: var(--accent);
  margin: 0 0 12px;
}
.tax-field {
  margin-bottom: 12px;
}
.tax-field:last-child { margin-bottom: 0; }
.tax-field label {
  display: block;
  font-size: 13px;
  color: var(--text-secondary);
  margin-bottom: 4px;
}
.tax-field input, .tax-field select {
  width: 100%;
  padding: 8px 12px;
  background: var(--bg-primary);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text);
  font-size: 14px;
  box-sizing: border-box;
}
.tax-field input:focus, .tax-field select:focus {
  outline: none;
  border-color: var(--accent);
}
.tax-calc-btn {
  width: 100%;
  padding: 12px;
  font-size: 16px;
}
.tax-result {
  flex: 1;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 24px;
  min-height: 200px;
}
.tax-result-placeholder {
  color: var(--text-secondary);
  text-align: center;
  padding-top: 60px;
}
.tax-result-card {
  text-align: center;
  margin-bottom: 24px;
}
.tax-result-label { font-size: 14px; color: var(--text-secondary); }
.tax-result-value {
  font-size: 42px;
  font-weight: 700;
  color: var(--accent);
  font-family: 'Consolas', monospace;
  margin: 8px 0;
}
.tax-result-value .unit { font-size: 18px; color: var(--text-secondary); }
.tax-breakdown {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}
.tax-bd-item {
  background: var(--bg-primary);
  border-radius: 8px;
  padding: 12px;
}
.tax-bd-label { font-size: 12px; color: var(--text-secondary); }
.tax-bd-val { font-size: 18px; font-weight: 600; color: var(--text); margin-top: 4px; font-family: 'Consolas', monospace; }
.tax-bd-val.red { color: #ff6b6b; }
.tax-bd-val.green { color: #51cf66; }
.tax-bar-wrap {
  grid-column: span 2;
  background: var(--bg-primary);
  border-radius: 8px;
  padding: 12px;
}
.tax-bar {
  height: 20px;
  background: var(--bg-secondary);
  border-radius: 10px;
  overflow: hidden;
  margin-top: 8px;
  display: flex;
}
.tax-bar-tax { background: #ff6b6b; height: 100%; transition: width 0.5s; }
.tax-bar-net { background: #51cf66; height: 100%; transition: width 0.5s; }
.tax-bar-labels {
  display: flex;
  justify-content: space-between;
  margin-top: 4px;
  font-size: 11px;
  color: var(--text-secondary);
}
.tax-ref {
  max-width: 960px;
  margin: 24px auto 0;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 16px;
}
.tax-ref h3 { font-size: 14px; color: var(--accent); margin: 0 0 12px; }
.tax-ref-tabs { display: flex; gap: 6px; margin-bottom: 12px; }
.tax-ref-tab {
  padding: 6px 14px;
  background: var(--bg-primary);
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--text-secondary);
  cursor: pointer;
  font-size: 12px;
  transition: all 0.2s;
}
.tax-ref-tab:hover { border-color: var(--accent); }
.tax-ref-tab.active { background: rgba(0,240,255,0.1); border-color: var(--accent); color: var(--accent); }
.tax-ref-table { display: none; }
.tax-ref-table.active { display: block; }
.tax-ref-table table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}
.tax-ref-table th {
  text-align: left;
  padding: 8px 12px;
  background: var(--bg-primary);
  color: var(--text-secondary);
  font-weight: 500;
}
.tax-ref-table td {
  padding: 8px 12px;
  border-top: 1px solid var(--border);
  color: var(--text);
}

/* ========== 摸鱼小游戏 ========== */
.games-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 16px;
}
.games-tab {
  padding: 8px 20px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: transparent;
  color: var(--text);
  cursor: pointer;
  font-size: 14px;
  transition: all 0.2s;
}
.games-tab:hover { border-color: var(--accent); color: var(--accent); }
.games-tab.active {
  background: var(--accent);
  color: var(--bg-primary);
  border-color: var(--accent);
  font-weight: 600;
}
.games-area { position: relative; }
.game-panel { display: none; flex-direction: column; align-items: center; }
.game-panel.active { display: flex; }
.game-info {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 12px;
  font-size: 14px;
  color: var(--text);
}
.game-info b { color: var(--accent); font-size: 18px; }
.game-info .tool-btn { font-size: 12px; padding: 4px 12px; }
.game-panel canvas {
  border: 1px solid var(--border);
  border-radius: 8px;
  cursor: pointer;
  background: #0d1117;
  max-width: 100%;
  height: auto;
}

/* 麻将操作按钮 */
.mj-btn {
  padding: 8px 24px;
  border: 2px solid rgba(100,180,255,0.5);
  border-radius: 10px;
  font-size: 16px;
  font-weight: bold;
  cursor: pointer;
  color: #fff;
  background: linear-gradient(135deg,#3b82f6,#1d4ed8);
  box-shadow: 0 3px 12px rgba(30,64,175,0.4), inset 0 1px 0 rgba(255,255,255,0.2);
  text-shadow: 0 1px 2px rgba(0,0,0,0.4);
  transition: transform 0.12s, box-shadow 0.12s, background 0.12s, border-color 0.12s;
  letter-spacing: 2px;
}
.mj-btn:hover { transform: translateY(-3px) scale(1.05); box-shadow: 0 6px 20px rgba(30,64,175,0.5), inset 0 1px 0 rgba(255,255,255,0.25); background: linear-gradient(135deg,#60a5fa,#3b82f6); border-color: rgba(130,200,255,0.7); }
.mj-btn:active { transform: translateY(0) scale(0.97); }
.mj-btn-hu { background: linear-gradient(135deg,#ef4444,#b91c1c); border-color: rgba(255,120,120,0.5); }
.mj-btn-hu:hover { background: linear-gradient(135deg,#f87171,#ef4444); border-color: rgba(255,150,150,0.7); }
.mj-btn-peng { background: linear-gradient(135deg,#f59e0b,#b45309); border-color: rgba(255,190,80,0.5); }
.mj-btn-peng:hover { background: linear-gradient(135deg,#fbbf24,#f59e0b); border-color: rgba(255,210,120,0.7); }
.mj-btn-gang { background: linear-gradient(135deg,#8b5cf6,#6d28d9); border-color: rgba(180,150,255,0.5); }
.mj-btn-gang:hover { background: linear-gradient(135deg,#a78bfa,#8b5cf6); border-color: rgba(200,180,255,0.7); }
.mj-btn-chi { background: linear-gradient(135deg,#06b6d4,#0e7490); border-color: rgba(100,220,240,0.5); }
.mj-btn-chi:hover { background: linear-gradient(135deg,#22d3ee,#06b6d4); border-color: rgba(140,230,250,0.7); }
.mj-btn-pass { background: linear-gradient(135deg,#64748b,#475569); border-color: rgba(160,170,180,0.4); }
.mj-btn-pass:hover { background: linear-gradient(135deg,#94a3b8,#64748b); border-color: rgba(190,200,210,0.6); }

/* ========== 股市盯盘 ========== */
.stock-container { max-width: 900px; margin: 0 auto; }
.stock-search-bar {
  display: flex;
  gap: 8px;
  margin-bottom: 16px;
  position: relative;
}
.stock-search-bar input {
  flex: 1;
  padding: 10px 14px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--bg-card);
  color: var(--text);
  font-size: 14px;
  outline: none;
  transition: border-color 0.2s;
}
.stock-search-bar input:focus { border-color: var(--accent); }
.stock-search-results {
  position: absolute;
  top: 100%;
  left: 0;
  z-index: 100;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 8px;
  max-height: 300px;
  overflow-y: auto;
  box-shadow: 0 8px 24px rgba(0,0,0,0.3);
  margin-bottom: 12px;
  width: calc(100% - 90px);
}
.stock-search-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 14px;
  cursor: pointer;
  border-bottom: 1px solid var(--border);
  transition: background 0.15s;
}
.stock-search-item:last-child { border-bottom: none; }
.stock-search-item:hover { background: rgba(0,240,255,0.08); }
.stock-search-name { font-weight: 600; font-size: 14px; }
.stock-search-code { font-size: 12px; color: var(--text-secondary); margin-left: 8px; }
.stock-search-type { font-size: 11px; color: var(--accent); background: rgba(0,240,255,0.1); padding: 2px 8px; border-radius: 4px; }
.stock-indices {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 12px;
  margin-bottom: 20px;
}
.stock-index-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 14px 16px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.stock-index-name { font-size: 13px; color: var(--text-secondary); }
.stock-index-price { font-size: 22px; font-weight: 700; font-family: var(--font-mono); }
.stock-index-change { font-size: 13px; font-family: var(--font-mono); }
.stock-up { color: #ef4444; }
.stock-down { color: #22c55e; }
.stock-flat { color: var(--text-secondary); }
.stock-watchlist-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 12px;
}
.stock-watchlist-header h3 { font-size: 16px; margin: 0; }
.stock-update-time { font-size: 12px; color: var(--text-secondary); }
.stock-watchlist {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 10px;
  overflow: hidden;
}
.stock-empty {
  text-align: center;
  padding: 40px 20px;
  color: var(--text-secondary);
  font-size: 14px;
}
.stock-row {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr 40px;
  align-items: center;
  padding: 12px 16px;
  border-bottom: 1px solid var(--border);
  font-size: 13px;
  transition: background 0.15s;
}
.stock-row:hover { background: rgba(255,255,255,0.03); }
.stock-row:last-child { border-bottom: none; }
.stock-row-header {
  font-weight: 600;
  color: var(--text-secondary);
  font-size: 12px;
  background: rgba(255,255,255,0.02);
}
.stock-row-header:hover { background: rgba(255,255,255,0.02); }
.stock-name-col { display: flex; flex-direction: column; gap: 2px; }
.stock-name { font-weight: 600; font-size: 14px; }
.stock-code { font-size: 11px; color: var(--text-secondary); }
.stock-price { font-family: var(--font-mono); font-weight: 600; font-size: 15px; }
.stock-change { font-family: var(--font-mono); font-size: 13px; }
.stock-pct { font-family: var(--font-mono); font-size: 13px; }
.stock-del {
  width: 28px;
  height: 28px;
  border: none;
  background: transparent;
  color: var(--text-secondary);
  cursor: pointer;
  border-radius: 4px;
  font-size: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.15s;
}
.stock-del:hover { background: rgba(239,68,68,0.15); color: #ef4444; }

/* ========== ICO 转换 ========== */
.ico-container { max-width: 700px; margin: 0 auto; }
.ico-upload-area {
  border: 2px dashed var(--border);
  border-radius: 12px;
  padding: 48px 24px;
  text-align: center;
  cursor: pointer;
  transition: all 0.3s;
  color: var(--text-secondary);
}
.ico-upload-area:hover, .ico-upload-area.dragover {
  border-color: var(--accent);
  background: rgba(0, 240, 255, 0.05);
}
.ico-upload-icon { font-size: 40px; margin-bottom: 8px; }
.ico-upload-hint { font-size: 12px; margin-top: 8px; opacity: 0.7; }
.ico-work.hidden { display: none; }
.ico-preview-row {
  display: flex;
  align-items: flex-start;
  gap: 24px;
  margin-bottom: 20px;
}
.ico-source-preview, .ico-result-preview {
  flex: 1;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 16px;
  text-align: center;
}
.ico-preview-label {
  font-size: 13px;
  color: var(--text-secondary);
  margin-bottom: 12px;
}
.ico-source-preview canvas {
  max-width: 100%;
  max-height: 200px;
  border-radius: 4px;
  background: repeating-conic-gradient(#333 0% 25%, #555 0% 50%) 50% / 16px 16px;
}
.ico-source-info {
  font-size: 12px;
  color: var(--text-secondary);
  margin-top: 8px;
}
.ico-arrow {
  font-size: 28px;
  color: var(--accent);
  align-self: center;
  padding-top: 40px;
}
.ico-result-sizes {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: center;
}
.ico-result-size-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
}
.ico-result-size-item canvas {
  background: repeating-conic-gradient(#333 0% 25%, #555 0% 50%) 50% / 8px 8px;
  border-radius: 2px;
  image-rendering: pixelated;
}
.ico-result-size-item span {
  font-size: 11px;
  color: var(--text-secondary);
}
.ico-options {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 16px;
  margin-bottom: 16px;
}
.ico-option-label {
  font-size: 13px;
  color: var(--text-secondary);
  margin-bottom: 8px;
}
.ico-size-checks {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}
.ico-size-checks label {
  display: flex;
  align-items: center;
  gap: 4px;
  font-size: 14px;
  color: var(--text);
  cursor: pointer;
}
.ico-size-checks input[type="checkbox"] {
  accent-color: var(--accent);
}
.ico-actions {
  display: flex;
  gap: 12px;
  justify-content: flex-end;
}

/* ========== 图片加水印 ========== */
.watermark-container { max-width: 900px; margin: 0 auto; }
.watermark-upload-area {
  border: 2px dashed var(--border-color, #444);
  border-radius: 16px;
  padding: 48px 24px;
  text-align: center;
  cursor: pointer;
  transition: all 0.3s;
  background: var(--bg-card, #1e1e2e);
}
.watermark-upload-area:hover { border-color: #4a9eff; background: rgba(74,158,255,0.05); }
.watermark-upload-icon { font-size: 40px; margin-bottom: 8px; }
.watermark-upload-hint { font-size: 12px; margin-top: 8px; opacity: 0.7; }
.watermark-work.hidden { display: none; }
.watermark-work { display: flex; flex-direction: column; gap: 20px; }
.watermark-settings {
  background: var(--bg-card, #1e1e2e);
  border: 1px solid var(--border-color, #333);
  border-radius: 12px;
  padding: 20px;
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
}
.wm-setting-group { width: 100%; }
.wm-label { font-size: 13px; color: var(--text-secondary, #aaa); margin-bottom: 6px; display: block; }
.wm-type-btns { display: flex; gap: 8px; }
.wm-type-btn {
  padding: 6px 16px;
  border: 1px solid var(--border-color, #444);
  border-radius: 8px;
  background: transparent;
  color: var(--text-primary, #eee);
  cursor: pointer;
  transition: all 0.2s;
}
.wm-type-btn:hover { border-color: #4a9eff; }
.wm-type-btn.active { background: #4a9eff; border-color: #4a9eff; color: #fff; }
.wm-setting-row {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 10px;
  width: 100%;
}
.wm-setting-row .wm-label { margin-bottom: 0; min-width: 70px; }
.wm-input {
  flex: 1;
  padding: 6px 10px;
  border: 1px solid var(--border-color, #444);
  border-radius: 6px;
  background: var(--bg-secondary, #181825);
  color: var(--text-primary, #eee);
  font-size: 14px;
}
.wm-input:focus { outline: none; border-color: #4a9eff; }
.wm-range { flex: 1; max-width: 200px; accent-color: #4a9eff; }
.wm-range-val { font-size: 12px; color: var(--text-secondary, #aaa); min-width: 45px; }
.wm-color-input { width: 36px; height: 28px; border: none; border-radius: 4px; cursor: pointer; background: none; }
.wm-checkbox-label { font-size: 13px; color: var(--text-secondary, #aaa); cursor: pointer; display: flex; align-items: center; gap: 4px; }
.wm-checkbox-label input { accent-color: #4a9eff; }
.wm-img-name { font-size: 12px; color: var(--text-secondary, #aaa); }
.wm-pos-grid { display: grid; grid-template-columns: repeat(5,1fr); gap: 6px; max-width: 350px; }
.wm-pos-btn {
  padding: 5px 8px;
  border: 1px solid var(--border-color, #444);
  border-radius: 6px;
  background: transparent;
  color: var(--text-primary, #eee);
  cursor: pointer;
  font-size: 12px;
  transition: all 0.2s;
}
.wm-pos-btn:hover { border-color: #4a9eff; }
.wm-pos-btn.active { background: #4a9eff; border-color: #4a9eff; color: #fff; }
.wm-preview-area {
  background: var(--bg-card, #1e1e2e);
  border: 1px solid var(--border-color, #333);
  border-radius: 12px;
  padding: 16px;
  text-align: center;
}
.wm-preview-label { font-size: 13px; color: var(--text-secondary, #aaa); margin-bottom: 12px; }
#wm-preview-canvas {
  max-width: 100%;
  max-height: 400px;
  border-radius: 4px;
  background: repeating-conic-gradient(#333 0% 25%, #555 0% 50%) 50% / 16px 16px;
}
.wm-file-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.wm-file-item {
  background: var(--bg-card, #1e1e2e);
  border: 1px solid var(--border-color, #333);
  border-radius: 8px;
  padding: 6px 12px;
  font-size: 12px;
  color: var(--text-secondary, #aaa);
  cursor: pointer;
  transition: all 0.2s;
}
.wm-file-item:hover { border-color: #4a9eff; }
.wm-file-item.active { border-color: #4a9eff; color: #4a9eff; }
.wm-actions { display: flex; gap: 12px; justify-content: flex-end; }

/* ========== CAD 画图 ========== */
#page-cad { padding: 0; max-width: 100%; }

.cad-layout {
  display: flex;
  height: calc(100vh - 53px);
}

.cad-toolbar {
  width: 180px;
  background: var(--bg-secondary);
  border-right: 1px solid var(--border-color);
  padding: 12px;
  overflow-y: auto;
  flex-shrink: 0;
}

.cad-tool-group {
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border-color);
}

.cad-tool-group:last-child { border-bottom: none; }

.cad-group-label {
  font-size: 11px;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 8px;
}

.cad-tool-btn {
  width: 36px;
  height: 36px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  border-radius: 6px;
  cursor: pointer;
  font-size: 16px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin: 2px;
  transition: all 0.15s;
}

.cad-tool-btn:hover { border-color: var(--accent); color: var(--accent); }
.cad-tool-btn.active { background: rgba(0,240,255,0.15); border-color: var(--accent); color: var(--accent); }

.cad-color-label {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  color: var(--text-secondary);
  margin-bottom: 6px;
}

.cad-color-label input[type="color"] {
  width: 28px;
  height: 28px;
  border: 1px solid var(--border-color);
  border-radius: 4px;
  background: transparent;
  cursor: pointer;
  padding: 1px;
}

.cad-range {
  width: 70px;
  accent-color: var(--accent);
}

.cad-canvas-wrap {
  flex: 1;
  position: relative;
  overflow: hidden;
  background: #0d1117;
}

#cad-canvas {
  position: absolute;
  top: 0;
  left: 0;
  cursor: crosshair;
}

.cad-coords {
  position: absolute;
  bottom: 8px;
  left: 8px;
  background: rgba(0,0,0,0.7);
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: 12px;
  padding: 4px 10px;
  border-radius: 4px;
  pointer-events: none;
}

.cad-layers-panel {
  width: 200px;
  background: var(--bg-secondary);
  border-left: 1px solid var(--border-color);
  padding: 12px;
  overflow-y: auto;
  flex-shrink: 0;
}

.cad-layer-list { margin-bottom: 8px; }

.cad-layer-item {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 6px 8px;
  border-radius: 4px;
  font-size: 13px;
  cursor: pointer;
  transition: background 0.15s;
}

.cad-layer-item:hover { background: rgba(255,255,255,0.05); }
.cad-layer-item.active { background: rgba(0,240,255,0.1); color: var(--accent); }

.cad-layer-item .layer-vis {
  cursor: pointer;
  font-size: 14px;
  opacity: 0.6;
}

.cad-layer-item .layer-vis:hover { opacity: 1; }

.cad-layer-actions { margin-bottom: 8px; }

.cad-props { font-size: 12px; color: var(--text-secondary); }
.cad-prop-empty { color: var(--text-secondary); font-style: italic; font-size: 12px; }
.cad-prop-row { margin-bottom: 6px; display: flex; justify-content: space-between; }
.cad-prop-key { color: var(--text-secondary); }
.cad-prop-val { color: var(--text-primary); font-family: var(--font-mono); }

/* ========== 在线竞技 ========== */
.arena-auth {
  max-width: 440px;
  margin: 0 auto;
  background: var(--bg-card, #1e1e2e);
  border: 1px solid var(--border-color, #333);
  border-radius: 16px;
  padding: 24px;
}
.arena-auth-tabs {
  display: flex;
  gap: 4px;
  margin-bottom: 20px;
  border-bottom: 1px solid var(--border-color, #333);
  padding-bottom: 8px;
  flex-wrap: wrap;
}
.arena-auth-tab {
  background: transparent;
  border: none;
  color: var(--text-secondary, #888);
  padding: 8px 14px;
  cursor: pointer;
  font-size: 13px;
  border-radius: 6px 6px 0 0;
  transition: all 0.2s;
}
.arena-auth-tab:hover { color: var(--text-primary, #eee); }
.arena-auth-tab.active { color: var(--accent, #4a9eff); border-bottom: 2px solid var(--accent, #4a9eff); }
.arena-auth-form { display: none; }
.arena-auth-form.active { display: block; }
.arena-form-group { margin-bottom: 14px; }
.arena-form-group label {
  display: block;
  font-size: 13px;
  color: var(--text-secondary, #aaa);
  margin-bottom: 6px;
}
.arena-form-group input[type="email"],
.arena-form-group input[type="password"],
.arena-form-group input[type="text"] {
  width: 100%;
  padding: 10px 14px;
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--border-color, #444);
  border-radius: 8px;
  color: var(--text-primary, #eee);
  font-size: 14px;
  outline: none;
  transition: border-color 0.2s;
  box-sizing: border-box;
}
.arena-form-group input:focus { border-color: var(--accent, #4a9eff); }
.arena-captcha-row {
  display: flex;
  gap: 8px;
  align-items: center;
}
.arena-captcha-row input { flex: 1; min-width: 0; }
.arena-captcha-img {
  width: 120px;
  height: 40px;
  cursor: pointer;
  border-radius: 6px;
  overflow: hidden;
  flex-shrink: 0;
  background: #2d2d3f;
}
.arena-captcha-img svg { display: block; }
.arena-submit-btn { width: 100%; margin-top: 8px; }

/* 游戏大厅 */
.arena-lobby { max-width: 960px; margin: 0 auto; }
.arena-lobby-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 24px;
  padding: 12px 20px;
  background: var(--bg-card, #1e1e2e);
  border: 1px solid var(--border-color, #333);
  border-radius: 12px;
}
.arena-nickname { font-size: 18px; font-weight: 700; color: var(--accent, #4a9eff); }
.arena-user-info { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; }
.arena-user-actions { display: flex; gap: 6px; flex-wrap: wrap; }

.arena-game-select {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-bottom: 28px;
}
.arena-game-card {
  background: var(--bg-card, #1e1e2e);
  border: 2px solid var(--border-color, #333);
  border-radius: 16px;
  padding: 24px 16px;
  text-align: center;
  cursor: pointer;
  transition: all 0.25s;
}
.arena-game-card:hover {
  border-color: var(--accent, #4a9eff);
  transform: translateY(-4px);
  box-shadow: 0 8px 24px rgba(74,158,255,0.15);
}
.arena-game-icon { font-size: 36px; margin-bottom: 8px; }
.arena-game-name { font-size: 15px; color: var(--text-primary, #eee); font-weight: 600; }

.arena-section {
  background: var(--bg-card, #1e1e2e);
  border: 1px solid var(--border-color, #333);
  border-radius: 12px;
  padding: 20px;
  margin-bottom: 20px;
}
.arena-section h3 {
  font-size: 16px;
  color: var(--accent, #4a9eff);
  margin: 0 0 14px;
}
.arena-empty { color: var(--text-secondary, #666); text-align: center; padding: 16px; }

.arena-online-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  max-height: 200px;
  overflow-y: auto;
}
.arena-online-player {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border-color, #444);
  border-radius: 20px;
  font-size: 13px;
  color: var(--text-primary, #eee);
}
.arena-online-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #2ecc71;
}
.arena-online-player.matching .arena-online-dot { background: #f39c12; }
.arena-online-player.playing .arena-online-dot { background: #e74c3c; }
.arena-invite-btn {
  background: var(--accent, #4a9eff);
  border: none;
  color: #fff;
  padding: 2px 10px;
  border-radius: 10px;
  font-size: 11px;
  cursor: pointer;
  margin-left: 4px;
}
.arena-invite-btn:hover { opacity: 0.85; }

.arena-tabs { display: flex; gap: 4px; margin-bottom: 14px; }
.arena-tab {
  background: transparent;
  border: 1px solid var(--border-color, #444);
  color: var(--text-secondary, #888);
  padding: 6px 16px;
  border-radius: 6px;
  cursor: pointer;
  font-size: 13px;
  transition: all 0.2s;
}
.arena-tab:hover { color: var(--text-primary, #eee); }
.arena-tab.active { background: var(--accent, #4a9eff); color: #fff; border-color: var(--accent, #4a9eff); }

.arena-lb-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}
.arena-lb-table th {
  padding: 8px;
  text-align: center;
  color: var(--text-secondary, #888);
  border-bottom: 1px solid var(--border-color, #333);
}
.arena-lb-table td {
  padding: 8px;
  text-align: center;
  color: var(--text-primary, #eee);
  border-bottom: 1px solid rgba(255,255,255,0.04);
}
.arena-lb-table tr:hover td { background: rgba(255,255,255,0.03); }

.arena-records { max-height: 300px; overflow-y: auto; }
.arena-record-item {
  padding: 10px 0;
  border-bottom: 1px solid rgba(255,255,255,0.04);
  font-size: 13px;
  color: var(--text-primary, #eee);
}
.arena-record-main {
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.arena-record-time {
  font-size: 11px;
  color: var(--text-secondary, #888);
  margin-top: 4px;
}
.arena-record-result { font-weight: 600; }
.arena-record-result.win { color: #2ecc71; }
.arena-record-result.lose { color: #e74c3c; }
.arena-record-result.draw { color: #f39c12; }

/* 匹配中 */
.arena-matching {
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 400px;
}
.arena-matching-box { text-align: center; }
.arena-matching-spinner {
  width: 48px;
  height: 48px;
  border: 4px solid var(--border-color, #444);
  border-top-color: var(--accent, #4a9eff);
  border-radius: 50%;
  margin: 0 auto 20px;
  animation: arena-spin 1s linear infinite;
}
@keyframes arena-spin { to { transform: rotate(360deg); } }
.arena-matching-game { color: var(--accent, #4a9eff); font-size: 18px; margin: 8px 0 20px; }

/* 游戏房间 */
.arena-room { max-width: 1100px; margin: 0 auto; }
.arena-room-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 20px;
  background: var(--bg-card, #1e1e2e);
  border: 1px solid var(--border-color, #333);
  border-radius: 12px;
  margin-bottom: 12px;
}
.arena-room-info { display: flex; gap: 16px; align-items: center; font-size: 15px; }
.arena-room-vs { color: var(--accent, #4a9eff); font-weight: 600; }

.arena-room-body {
  display: flex;
  gap: 12px;
  align-items: flex-start;
}
.arena-room-chat {
  width: 220px;
  min-width: 220px;
  background: var(--bg-card, #1e1e2e);
  border: 1px solid var(--border-color, #333);
  border-radius: 12px;
  padding: 8px;
  display: flex;
  flex-direction: column;
  height: 500px;
}
.arena-chat-messages {
  flex: 1;
  overflow-y: auto;
  font-size: 12px;
  margin-bottom: 6px;
  scrollbar-width: thin;
  scrollbar-color: rgba(255,255,255,0.15) transparent;
}
.arena-chat-messages::-webkit-scrollbar { width: 4px; }
.arena-chat-messages::-webkit-scrollbar-track { background: transparent; }
.arena-chat-messages::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.15); border-radius: 2px; }
.arena-chat-msg { margin-bottom: 4px; }
.arena-chat-msg b { color: var(--accent, #4a9eff); }
.arena-chat-input-row { display: flex; gap: 8px; }
.arena-chat-input-row input {
  flex: 1;
  padding: 8px 12px;
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--border-color, #444);
  border-radius: 6px;
  color: var(--text-primary, #eee);
  font-size: 13px;
  outline: none;
}
.arena-chat-input-row input:focus { border-color: var(--accent, #4a9eff); }

.arena-game-area {
  flex: 1;
  display: flex;
  justify-content: center;
  align-items: center;
  background: var(--bg-card, #1e1e2e);
  border: 1px solid var(--border-color, #333);
  border-radius: 12px;
  padding: 8px;
  overflow: hidden;
}
.arena-game-area canvas { display: block; border-radius: 8px; }

/* ========== 世界杯资讯 ========== */
.worldcup-container { max-width: 900px; margin: 0 auto; }
.worldcup-tabs, .worldcup-sub-tabs {
  display: flex;
  gap: 8px;
  margin-bottom: 16px;
  flex-wrap: wrap;
}
.worldcup-tab, .worldcup-sub-tab {
  padding: 8px 20px;
  border: 1px solid var(--border-color, #444);
  border-radius: 8px;
  background: var(--bg-card, #1e1e2e);
  color: var(--text-primary, #eee);
  cursor: pointer;
  font-size: 14px;
  transition: all 0.2s;
}
.worldcup-tab.active, .worldcup-sub-tab.active {
  background: var(--accent, #4a9eff);
  color: #fff;
  border-color: var(--accent, #4a9eff);
}
.worldcup-tab:hover, .worldcup-sub-tab:hover {
  border-color: var(--accent, #4a9eff);
}
.worldcup-content { min-height: 300px; }

/* 赛况卡片 */
.wc-matches { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 12px; }
.wc-match-card {
  background: var(--bg-card, #1e1e2e);
  border: 1px solid var(--border-color, #333);
  border-radius: 10px;
  padding: 14px;
  transition: border-color 0.2s;
}
.wc-match-card:hover { border-color: var(--accent, #4a9eff); }
.wc-match-card.wc-live { border-color: #e74c3c; }
.wc-match-label { font-size: 11px; color: var(--text-secondary, #888); margin-bottom: 8px; }
.wc-match-teams { margin-bottom: 8px; }
.wc-team {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 4px 0;
}
.wc-team-name { font-size: 14px; font-weight: 500; }
.wc-team-score { font-size: 18px; font-weight: 700; min-width: 24px; text-align: right; }
.wc-match-status {
  font-size: 12px;
  text-align: center;
  padding: 4px 0;
  border-radius: 4px;
  margin-bottom: 4px;
}
.wc-match-status.wc-live { color: #e74c3c; font-weight: 600; }
.wc-match-status.wc-finished { color: var(--text-secondary, #888); }
.wc-match-status.wc-scheduled { color: var(--accent, #4a9eff); }
.wc-pulse {
  display: inline-block;
  width: 8px;
  height: 8px;
  background: #e74c3c;
  border-radius: 50%;
  margin-right: 4px;
  animation: wc-pulse-anim 1.2s ease-in-out infinite;
}
@keyframes wc-pulse-anim {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.4; transform: scale(0.8); }
}
.wc-match-date { font-size: 11px; color: var(--text-secondary, #666); text-align: center; }

/* 赛程 */
.wc-schedule { max-width: 700px; }
.wc-schedule-date {
  font-size: 14px;
  font-weight: 600;
  color: var(--accent, #4a9eff);
  padding: 10px 0 6px;
  border-bottom: 1px solid var(--border-color, #333);
  margin-top: 12px;
}
.wc-schedule-date:first-child { margin-top: 0; }
.wc-schedule-row {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 8px 4px;
  border-bottom: 1px solid rgba(255,255,255,0.03);
  font-size: 13px;
}
.wc-schedule-time { color: var(--text-secondary, #888); min-width: 44px; }
.wc-schedule-teams { flex: 1; }
.wc-schedule-status { font-size: 11px; }
.wc-schedule-status.wc-live { color: #e74c3c; font-weight: 600; }
.wc-schedule-status.wc-finished { color: var(--text-secondary, #888); }
.wc-schedule-status.wc-scheduled { color: var(--accent, #4a9eff); }

/* 积分榜 */
.wc-standings { max-width: 800px; }
.wc-group { margin-bottom: 20px; }
.wc-group h4 {
  font-size: 15px;
  color: var(--accent, #4a9eff);
  margin: 0 0 8px;
}
.wc-group-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}
.wc-group-table th, .wc-group-table td {
  padding: 6px 8px;
  text-align: center;
  border-bottom: 1px solid rgba(255,255,255,0.04);
}
.wc-group-table th {
  color: var(--text-secondary, #888);
  font-weight: 500;
  font-size: 11px;
}
.wc-team-cell { text-align: left !important; font-weight: 500; }
.wc-points { font-weight: 700; color: var(--accent, #4a9eff); }

/* ========== 底部统计栏 ========== */
.site-footer {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: rgba(17, 24, 39, 0.95);
  border-top: 1px solid var(--border-color);
  padding: 8px 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  font-size: 13px;
  color: var(--text-secondary);
  z-index: 1000;
  backdrop-filter: blur(8px);
}
.site-footer .footer-stat b {
  color: var(--accent);
  font-size: 15px;
}
.site-footer .footer-divider {
  color: var(--border-color);
}

/* ========== 响应式 ========== */
@media (max-width: 900px) {
  .json-panels { grid-template-columns: 1fr; }
  .postman-body { grid-template-columns: 1fr; }
  .dash-grid { grid-template-columns: 1fr; }
  .card-quote { grid-column: span 1; }
  .dash-clock { font-size: 32px; }
  .navbar { padding: 10px 16px; gap: 12px; }
  .page { padding: 16px; }
}

@media (max-width: 600px) {
  .nav-links { gap: 4px; }
  .nav-btn { padding: 6px 10px; font-size: 12px; }
  .dash-top-bar { flex-direction: column; gap: 8px; text-align: center; }
}