/* ==========================================================================
   天津恩达科技有限公司 - 车间电子看板系统 CSS
   ========================================================================== */

/* 引入 Google 字体以提升科技感与数字大屏的辨识度 */
@import url('https://fonts.googleapis.com/css2?family=Orbitron:wght@400;700&family=Outfit:wght@300;400;600;700&display=swap');

:root {
  /* 配色方案 (HSL 确保色彩平滑协调) */
  --bg-dark: #070a13;
  --bg-card: rgba(20, 26, 42, 0.65);
  --bg-card-hover: rgba(28, 36, 58, 0.8);
  --border-color: rgba(255, 255, 255, 0.08);
  --border-glow: rgba(0, 242, 254, 0.15);
  
  /* 品牌色与状态色 */
  --color-primary: #00f2fe;
  --color-secondary: #4facfe;
  --color-success: #10b981;
  --color-warning: #f59e0b;
  --color-danger: #ff4b5c;
  --color-info: #3b82f6;
  --color-suspended: #f97316;
  
  /* 文本色 */
  --text-main: #f3f4f6;
  --text-muted: #9ca3af;
  --text-dark: #1f2937;
  
  /* 阴影与特效 */
  --card-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.37);
  --glass-blur: blur(12px);
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* 基础重置与排版 */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: 'Outfit', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Microsoft YaHei", sans-serif;
  background: radial-gradient(circle at 50% 50%, #111827 0%, #070a13 100%);
  color: var(--text-main);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  overflow-x: hidden;
  padding-bottom: 20px;
}

/* 滚动条美化 */
::-webkit-scrollbar {
  width: 6px;
  height: 6px;
}
::-webkit-scrollbar-track {
  background: rgba(255, 255, 255, 0.02);
}
::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.15);
  border-radius: 3px;
}
::-webkit-scrollbar-thumb:hover {
  background: var(--color-primary);
}

/* ==========================================================================
   1. 顶部导航与公共头部 (Header)
   ========================================================================== */
.screen-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 15px 30px;
  background: rgba(11, 15, 25, 0.8);
  border-bottom: 1px solid var(--border-color);
  backdrop-filter: var(--glass-blur);
  position: sticky;
  top: 0;
  z-index: 100;
}

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

.brand-logo {
  font-size: 22px;
  font-weight: 700;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  letter-spacing: 1px;
}

.brand-tag {
  font-size: 11px;
  padding: 2px 6px;
  border-radius: 4px;
  background: rgba(0, 242, 254, 0.15);
  color: var(--color-primary);
  border: 1px solid rgba(0, 242, 254, 0.3);
  text-transform: uppercase;
}

/* 中间导航链接 */
.nav-tabs {
  display: flex;
  gap: 8px;
  background: rgba(255, 255, 255, 0.03);
  padding: 4px;
  border-radius: 8px;
  border: 1px solid var(--border-color);
}

.nav-tab {
  padding: 8px 16px;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-muted);
  text-decoration: none;
  border-radius: 6px;
  transition: var(--transition);
  display: flex;
  align-items: center;
  gap: 6px;
}

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

.nav-tab.active {
  color: #070a13;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
  box-shadow: 0 4px 15px rgba(0, 242, 254, 0.2);
}

/* 右侧控制区 */
.control-section {
  display: flex;
  align-items: center;
  gap: 20px;
}

/* 轮播开关 */
.autoplay-control {
  display: flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  user-select: none;
  background: rgba(255, 255, 255, 0.04);
  padding: 6px 12px;
  border-radius: 20px;
  border: 1px solid var(--border-color);
  transition: var(--transition);
}

.autoplay-control:hover {
  background: rgba(255, 255, 255, 0.08);
}

.switch {
  position: relative;
  display: inline-block;
  width: 34px;
  height: 20px;
}

.switch input {
  opacity: 0;
  width: 0;
  height: 0;
}

.slider {
  position: absolute;
  cursor: pointer;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(255, 255, 255, 0.2);
  transition: .3s;
  border-radius: 20px;
}

.slider:before {
  position: absolute;
  content: "";
  height: 14px;
  width: 14px;
  left: 3px;
  bottom: 3px;
  background-color: white;
  transition: .3s;
  border-radius: 50%;
}

input:checked + .slider {
  background-color: var(--color-success);
}

input:checked + .slider:before {
  transform: translateX(14px);
}

/* 倒计时圈 */
.progress-ring {
  width: 16px;
  height: 16px;
  transform: rotate(-90deg);
  display: none;
}

.progress-ring circle {
  stroke-dasharray: 44;
  stroke-dashoffset: 44;
  transition: stroke-dashoffset 0.1s linear;
}

.autoplay-control.active .progress-ring {
  display: inline-block;
}

.clock {
  font-family: 'Orbitron', monospace;
  font-size: 15px;
  letter-spacing: 1px;
  color: var(--color-primary);
  text-shadow: 0 0 10px rgba(0, 242, 254, 0.4);
}

/* ==========================================================================
   2. 主容器与栅格布局
   ========================================================================== */
.screen-body {
  flex: 1;
  padding: 24px 30px;
  max-width: 1800px;
  width: 100%;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 24px;
}

/* 核心数字看板卡片排布 */
.metrics-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 20px;
}

.metric-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 20px;
  backdrop-filter: var(--glass-blur);
  box-shadow: var(--card-shadow);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  position: relative;
  overflow: hidden;
  transition: var(--transition);
}

.metric-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 100%;
  background: var(--color-primary);
  opacity: 0.8;
}

.metric-card:hover {
  transform: translateY(-3px);
  border-color: rgba(0, 242, 254, 0.3);
  background: var(--bg-card-hover);
  box-shadow: 0 12px 40px 0 rgba(0, 242, 254, 0.05);
}

.metric-label {
  font-size: 13px;
  color: var(--text-muted);
  font-weight: 600;
  margin-bottom: 8px;
}

.metric-value {
  font-family: 'Orbitron', monospace;
  font-size: 32px;
  font-weight: 700;
  color: var(--text-main);
  line-height: 1.1;
  margin-bottom: 6px;
}

.metric-footer {
  font-size: 11px;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 4px;
}

/* 状态色修饰 */
.metric-card.success::before { background: var(--color-success); }
.metric-card.warning::before { background: var(--color-warning); }
.metric-card.danger::before { background: var(--color-danger); }
.metric-card.info::before { background: var(--color-info); }
.metric-card.suspended::before { background: var(--color-suspended); }

.trend-up { color: var(--color-success); }
.trend-down { color: var(--color-danger); }

/* ==========================================================================
   3. 内容面板 (Panels / Grid layouts)
   ========================================================================== */
.dashboard-grid {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 24px;
}

.grid-full {
  grid-template-columns: 1fr;
}

.panel-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  box-shadow: var(--card-shadow);
  backdrop-filter: var(--glass-blur);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.panel-header {
  padding: 16px 20px;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: rgba(255, 255, 255, 0.02);
}

.panel-title {
  font-size: 16px;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 8px;
}

.panel-title::before {
  content: '';
  display: inline-block;
  width: 4px;
  height: 16px;
  background: var(--color-primary);
  border-radius: 2px;
}

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

.panel-body {
  padding: 20px;
  flex: 1;
}

/* ==========================================================================
   4. 通用交互表单、按钮、输入框
   ========================================================================== */
.btn {
  padding: 6px 12px;
  font-size: 13px;
  border-radius: 6px;
  cursor: pointer;
  border: none;
  font-weight: 600;
  transition: var(--transition);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  text-decoration: none;
}

.btn-primary {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
  color: #070a13;
  box-shadow: 0 4px 12px rgba(0, 242, 254, 0.15);
}
.btn-primary:hover {
  opacity: 0.9;
  transform: translateY(-1px);
}

.btn-outline {
  background: transparent;
  border: 1px solid var(--border-color);
  color: var(--text-main);
}
.btn-outline:hover {
  background: rgba(255, 255, 255, 0.05);
  border-color: rgba(255, 255, 255, 0.2);
}

.search-wrapper {
  position: relative;
  display: flex;
  align-items: center;
}

.search-input {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-color);
  border-radius: 6px;
  padding: 8px 12px;
  color: var(--text-main);
  font-size: 13px;
  width: 220px;
  outline: none;
  transition: var(--transition);
}

.search-input:focus {
  border-color: var(--color-primary);
  background: rgba(255, 255, 255, 0.08);
  box-shadow: 0 0 10px rgba(0, 242, 254, 0.2);
}

/* 状态页签分类 */
.filter-tabs {
  display: flex;
  gap: 6px;
  margin-bottom: 16px;
}

.filter-tab {
  padding: 4px 12px;
  font-size: 12px;
  border-radius: 4px;
  background: rgba(255, 255, 255, 0.03);
  color: var(--text-muted);
  border: 1px solid var(--border-color);
  cursor: pointer;
  transition: var(--transition);
}

.filter-tab:hover {
  background: rgba(255, 255, 255, 0.08);
  color: var(--text-main);
}

.filter-tab.active {
  background: rgba(0, 242, 254, 0.1);
  color: var(--color-primary);
  border-color: var(--color-primary);
}

/* ==========================================================================
   5. 数据表格与列表 (Tables)
   ========================================================================== */
.table-responsive {
  width: 100%;
  overflow-x: auto;
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 13px;
}

.data-table th {
  padding: 12px 16px;
  background: rgba(255, 255, 255, 0.03);
  font-weight: 600;
  color: var(--text-muted);
  border-bottom: 1px solid var(--border-color);
}

.data-table td {
  padding: 14px 16px;
  border-bottom: 1px solid var(--border-color);
  color: var(--text-main);
}

.data-table tbody tr {
  transition: var(--transition);
}

.data-table tbody tr:hover {
  background: rgba(255, 255, 255, 0.02);
}

/* 进度条样式 */
.progress-bar-container {
  display: flex;
  align-items: center;
  gap: 10px;
  width: 100%;
}

.progress-bar-bg {
  flex: 1;
  height: 8px;
  background: rgba(255, 255, 255, 0.08);
  border-radius: 4px;
  overflow: hidden;
  position: relative;
}

.progress-bar-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--color-secondary) 0%, var(--color-primary) 100%);
  border-radius: 4px;
  transition: width 0.8s ease-in-out;
}

.progress-text {
  font-family: 'Orbitron', monospace;
  font-size: 12px;
  font-weight: bold;
  min-width: 32px;
}

/* 状态微章 */
.badge-status {
  padding: 2px 8px;
  border-radius: 4px;
  font-size: 11px;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.badge-status::before {
  content: '';
  display: inline-block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
}

.badge-status.normal {
  background: rgba(16, 185, 129, 0.12);
  color: var(--color-success);
  border: 1px solid rgba(16, 185, 129, 0.25);
}
.badge-status.normal::before { background: var(--color-success); }

.badge-status.warning {
  background: rgba(245, 158, 11, 0.12);
  color: var(--color-warning);
  border: 1px solid rgba(245, 158, 11, 0.25);
}
.badge-status.warning::before { background: var(--color-warning); }

.badge-status.danger {
  background: rgba(255, 75, 92, 0.12);
  color: var(--color-danger);
  border: 1px solid rgba(255, 75, 92, 0.25);
}
.badge-status.danger::before { background: var(--color-danger); }

.badge-status.suspended {
  background: rgba(249, 115, 22, 0.12);
  color: var(--color-suspended);
  border: 1px solid rgba(249, 115, 22, 0.25);
}
.badge-status.suspended::before { background: var(--color-suspended); }

.badge-status.info {
  background: rgba(59, 130, 246, 0.12);
  color: var(--color-info);
  border: 1px solid rgba(59, 130, 246, 0.25);
}
.badge-status.info::before { background: var(--color-info); }

/* 异常停工小标签 (带Tooltip) */
.abnormal-tag {
  font-size: 11px;
  padding: 1px 6px;
  border-radius: 3px;
  margin-right: 4px;
  background: rgba(255, 75, 92, 0.15);
  color: var(--color-danger);
  border: 1px solid rgba(255, 75, 92, 0.3);
}

/* ==========================================================================
   6. 安全看板特色组件
   ========================================================================== */
.safety-hero {
  background: radial-gradient(circle at 10% 20%, rgba(16, 185, 129, 0.15) 0%, rgba(7, 10, 19, 0.6) 80%);
  border: 1px solid rgba(16, 185, 129, 0.2);
  border-radius: 12px;
  padding: 30px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: relative;
  overflow: hidden;
  box-shadow: 0 0 40px rgba(16, 185, 129, 0.05);
}

.safety-hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 100%;
  background: var(--color-success);
}

.safety-hero-content {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.safety-slogan {
  font-size: 24px;
  font-weight: 700;
  color: var(--text-main);
}

.safety-subtitle {
  font-size: 14px;
  color: var(--text-muted);
}

.safety-counter-wrapper {
  display: flex;
  align-items: center;
  gap: 15px;
}

.safety-counter-label {
  font-size: 16px;
  color: var(--text-muted);
  font-weight: 600;
}

.safety-counter {
  font-family: 'Orbitron', monospace;
  font-size: 64px;
  font-weight: 700;
  color: var(--color-success);
  text-shadow: 0 0 20px rgba(16, 185, 129, 0.4);
  background: rgba(16, 185, 129, 0.1);
  padding: 0 20px;
  border-radius: 8px;
  border: 1px solid rgba(16, 185, 129, 0.3);
  letter-spacing: 2px;
}

.safety-unit {
  font-size: 20px;
  color: var(--color-success);
  font-weight: 600;
}

/* 5S 与消防知识卡片网格 */
.grid-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 20px;
  margin-top: 15px;
}

.info-box {
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 15px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.info-box-title {
  font-size: 14px;
  font-weight: 600;
  color: var(--color-primary);
  display: flex;
  align-items: center;
  gap: 6px;
}

.info-box-content {
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.5;
}

.fire-step-container {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  margin-top: 10px;
}

.fire-step {
  flex: 1;
  background: rgba(255, 75, 92, 0.08);
  border: 1px solid rgba(255, 75, 92, 0.15);
  border-radius: 6px;
  padding: 10px;
  text-align: center;
}

.fire-step-num {
  font-family: 'Orbitron', monospace;
  font-size: 16px;
  font-weight: bold;
  color: var(--color-danger);
  margin-bottom: 4px;
}

.fire-step-text {
  font-size: 12px;
  color: var(--text-main);
  font-weight: 600;
}

/* ==========================================================================
   7. SVG 图表支持
   ========================================================================== */
.chart-container {
  width: 100%;
  height: 260px;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}

.svg-chart {
  width: 100%;
  height: 100%;
  overflow: visible;
}

.svg-grid-line {
  stroke: rgba(255, 255, 255, 0.05);
  stroke-width: 1;
}

.svg-axis-line {
  stroke: rgba(255, 255, 255, 0.15);
  stroke-width: 1;
}

.svg-text {
  fill: var(--text-muted);
  font-size: 10px;
  font-family: inherit;
}

.svg-text.title {
  fill: var(--text-main);
  font-size: 12px;
  font-weight: bold;
}

.svg-bar-target {
  fill: rgba(59, 130, 246, 0.3);
  stroke: var(--color-info);
  stroke-width: 1;
  rx: 3;
}

.svg-bar-actual {
  fill: url(#barGrad);
  rx: 3;
}

.svg-line {
  fill: none;
  stroke: var(--color-primary);
  stroke-width: 2.5;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.svg-line-area {
  fill: url(#areaGrad);
  opacity: 0.15;
}

.svg-dot {
  fill: var(--color-primary);
  stroke: #0d111d;
  stroke-width: 2;
  cursor: pointer;
  transition: r 0.2s;
}

.svg-dot:hover {
  r: 6;
}

.chart-tooltip {
  position: absolute;
  background: rgba(7, 10, 19, 0.95);
  border: 1px solid var(--color-primary);
  padding: 6px 10px;
  border-radius: 4px;
  font-size: 11px;
  pointer-events: none;
  display: none;
  z-index: 10;
  box-shadow: 0 4px 10px rgba(0,0,0,0.5);
}

/* ==========================================================================
   8. 设置原始数据弹窗 (Modal)
   ========================================================================== */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}

.modal-overlay.open {
  opacity: 1;
  pointer-events: auto;
}

.modal-container {
  background: #0f1422;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 12px;
  width: 90%;
  max-width: 650px;
  max-height: 85vh;
  overflow-y: auto;
  box-shadow: 0 10px 50px rgba(0, 242, 254, 0.1);
  transform: translateY(20px);
  transition: transform 0.3s ease;
}

.modal-overlay.open .modal-container {
  transform: translateY(0);
}

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

.modal-title {
  font-size: 16px;
  font-weight: bold;
  color: var(--color-primary);
}

.modal-close {
  background: transparent;
  border: none;
  color: var(--text-muted);
  font-size: 20px;
  cursor: pointer;
  line-height: 1;
}

.modal-close:hover {
  color: var(--text-main);
}

.modal-body {
  padding: 20px;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 15px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.form-group-full {
  grid-column: span 2;
}

.form-label {
  font-size: 12px;
  color: var(--text-muted);
  font-weight: 600;
}

.form-input {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-color);
  border-radius: 4px;
  padding: 8px 10px;
  color: var(--text-main);
  font-size: 13px;
  outline: none;
  transition: var(--transition);
}

.form-input:focus {
  border-color: var(--color-primary);
  background: rgba(255, 255, 255, 0.08);
}

.modal-footer {
  padding: 16px 20px;
  border-top: 1px solid var(--border-color);
  display: flex;
  justify-content: flex-end;
  gap: 12px;
}

/* ==========================================================================
   9. 生产内部文件结构 (SOP PDF Reader Layout)
   ========================================================================== */
.docs-layout {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 24px;
  height: 680px;
}

.docs-sidebar {
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 15px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  overflow-y: auto;
}

.docs-folder-title {
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-top: 10px;
  letter-spacing: 0.5px;
}

.docs-list {
  display: flex;
  flex-direction: column;
  gap: 4px;
  list-style: none;
}

.docs-item {
  padding: 8px 12px;
  font-size: 13px;
  border-radius: 6px;
  cursor: pointer;
  color: var(--text-muted);
  transition: var(--transition);
  display: flex;
  align-items: center;
  gap: 8px;
}

.docs-item:hover {
  background: rgba(255, 255, 255, 0.04);
  color: var(--text-main);
}

.docs-item.active {
  background: rgba(0, 242, 254, 0.1);
  color: var(--color-primary);
  font-weight: 600;
}

.docs-viewer {
  background: rgba(13, 17, 29, 0.8);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 30px;
  overflow-y: auto;
  box-shadow: inset 0 0 20px rgba(0,0,0,0.5);
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.doc-title {
  font-size: 20px;
  font-weight: bold;
  color: var(--color-primary);
  border-bottom: 2px solid rgba(0, 242, 254, 0.2);
  padding-bottom: 12px;
}

.doc-meta {
  font-size: 12px;
  color: var(--text-muted);
  display: flex;
  gap: 20px;
}

.doc-body {
  font-size: 14px;
  line-height: 1.6;
  color: #d1d5db;
}

.doc-body h4 {
  color: var(--text-main);
  margin: 18px 0 8px 0;
  font-size: 15px;
  font-weight: 600;
}

.doc-body p {
  margin-bottom: 12px;
}

.doc-body ul, .doc-body ol {
  padding-left: 20px;
  margin-bottom: 12px;
}

.doc-body li {
  margin-bottom: 6px;
}

/* ==========================================================================
   10. 紧急插单闪烁与呼吸灯效果
   ========================================================================== */
@keyframes pulseGlow {
  0% {
    box-shadow: 0 0 5px rgba(255, 75, 92, 0.2), inset 0 0 5px rgba(255, 75, 92, 0.1);
    border-color: rgba(255, 75, 92, 0.3);
  }
  50% {
    box-shadow: 0 0 15px rgba(255, 75, 92, 0.5), inset 0 0 10px rgba(255, 75, 92, 0.2);
    border-color: rgba(255, 75, 92, 0.7);
  }
  100% {
    box-shadow: 0 0 5px rgba(255, 75, 92, 0.2), inset 0 0 5px rgba(255, 75, 92, 0.1);
    border-color: rgba(255, 75, 92, 0.3);
  }
}

.urgent-highlight {
  animation: pulseGlow 2s infinite ease-in-out;
}

.urgent-dot {
  width: 8px;
  height: 8px;
  background: var(--color-danger);
  border-radius: 50%;
  display: inline-block;
  box-shadow: 0 0 10px var(--color-danger);
}

.urgent-flow-steps {
  display: flex;
  justify-content: space-between;
  margin-top: 10px;
  position: relative;
}

.urgent-flow-steps::before {
  content: '';
  position: absolute;
  top: 15px;
  left: 20px;
  right: 20px;
  height: 2px;
  background: rgba(255, 255, 255, 0.08);
  z-index: 1;
}

.urgent-flow-step {
  position: relative;
  z-index: 2;
  text-align: center;
  flex: 1;
}

.urgent-flow-dot {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: #182035;
  border: 2px solid var(--border-color);
  color: var(--text-muted);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  font-weight: bold;
  margin: 0 auto 8px auto;
  transition: var(--transition);
}

.urgent-flow-step.active .urgent-flow-dot {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: #070a13;
  box-shadow: 0 0 15px rgba(0, 242, 254, 0.4);
}

.urgent-flow-step.completed .urgent-flow-dot {
  background: var(--color-success);
  border-color: var(--color-success);
  color: #070a13;
}

.urgent-flow-label {
  font-size: 11px;
  color: var(--text-muted);
  font-weight: 600;
}

.urgent-flow-step.active .urgent-flow-label {
  color: var(--color-primary);
}

.urgent-flow-step.completed .urgent-flow-label {
  color: var(--color-success);
}

/* ==========================================================================
   11. 大屏与媒体查询响应式设计
   ========================================================================== */
@media (max-width: 1200px) {
  .dashboard-grid {
    grid-template-columns: 1fr;
  }
  .docs-layout {
    grid-template-columns: 220px 1fr;
  }
}

@media (max-width: 768px) {
  .screen-header {
    flex-direction: column;
    gap: 15px;
    padding: 15px;
  }
  .nav-tabs {
    flex-wrap: wrap;
    justify-content: center;
  }
  .control-section {
    width: 100%;
    justify-content: space-between;
  }
  .docs-layout {
    grid-template-columns: 1fr;
    height: auto;
  }
  .docs-sidebar {
    height: 180px;
  }
  .form-grid {
    grid-template-columns: 1fr;
  }
  .form-group-full {
    grid-column: span 1;
  }
}