/* ==============================================================================
   Quant-FX Research - 核心 UI 组件库 (components.css)
   支持卡片、数据表、指标徽章、外汇强弱雷达图与风控仪表盘
   ============================================================================== */

/* 卡片系统 */
.card {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-default);
  border-radius: 10px;
  padding: 1.4rem;
  transition: transform 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
  position: relative;
  overflow: hidden;
}

.card:hover {
  border-color: rgba(88, 166, 255, 0.4);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.28);
}

.card-title {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 0.5rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.card-desc {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.55;
}

/* 卡片网格布局 */
.grid-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.25rem;
}

.grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}

/* 核心高光数据卡片 */
.stat-card {
  padding: 1.2rem;
  border-radius: 8px;
  background: var(--bg-surface);
  border: 1px solid var(--border-default);
}

.stat-label {
  font-size: 0.78rem;
  font-weight: 600;
  text-transform: uppercase;
  color: var(--text-muted);
  letter-spacing: 0.5px;
  margin-bottom: 0.35rem;
}

.stat-value {
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--text-primary);
  line-height: 1.15;
  margin-bottom: 0.35rem;
}

.stat-desc {
  font-size: 0.78rem;
  color: var(--text-secondary);
}

/* 徽章 Badge */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.75rem;
  font-weight: 600;
  padding: 0.2rem 0.55rem;
  border-radius: 4px;
  white-space: nowrap;
}

.badge-green {
  background: rgba(63, 185, 80, 0.15);
  color: var(--color-bull);
  border: 1px solid rgba(63, 185, 80, 0.35);
}

.badge-red {
  background: rgba(248, 81, 73, 0.15);
  color: var(--color-bear);
  border: 1px solid rgba(248, 81, 73, 0.35);
}

.badge-blue {
  background: rgba(88, 166, 255, 0.15);
  color: var(--color-accent);
  border: 1px solid rgba(88, 166, 255, 0.35);
}

.badge-gold {
  background: rgba(210, 153, 34, 0.15);
  color: var(--color-gold);
  border: 1px solid rgba(210, 153, 34, 0.35);
}

.badge-purple {
  background: rgba(188, 140, 255, 0.15);
  color: var(--color-purple);
  border: 1px solid rgba(188, 140, 255, 0.35);
}

.badge-gray {
  background: rgba(110, 118, 129, 0.15);
  color: var(--text-secondary);
  border: 1px solid var(--border-default);
}

/* 状态指示点 */
.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  display: inline-block;
  background: var(--text-muted);
}

.status-dot.active {
  background: var(--color-bull);
  box-shadow: 0 0 8px rgba(63, 185, 80, 0.6);
}

.status-dot.warning {
  background: var(--color-gold);
  box-shadow: 0 0 8px rgba(210, 153, 34, 0.6);
}

/* 表格容器与数据表格 */
.table-container {
  width: 100%;
  overflow-x: auto;
  border: 1px solid var(--border-default);
  border-radius: 8px;
  background-color: var(--bg-surface);
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.88rem;
  text-align: left;
}

.data-table th {
  background-color: var(--bg-subtle);
  color: var(--text-secondary);
  font-weight: 600;
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--border-default);
  white-space: nowrap;
}

.data-table td {
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--border-muted);
  color: var(--text-primary);
}

.data-table tr:last-child td {
  border-bottom: none;
}

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

/* 提示与注意框 Callouts */
.callout {
  padding: 1.1rem 1.3rem;
  border-radius: 8px;
  background-color: var(--bg-subtle);
  border-left: 4px solid var(--color-accent);
  font-size: 0.92rem;
  line-height: 1.6;
  color: var(--text-secondary);
}

.callout strong {
  color: var(--text-primary);
}

.callout-success {
  border-left-color: var(--color-bull);
  background-color: rgba(63, 185, 80, 0.06);
}

.callout-warning {
  border-left-color: var(--color-gold);
  background-color: rgba(210, 153, 34, 0.06);
}

.callout-danger {
  border-left-color: var(--color-bear);
  background-color: rgba(248, 81, 73, 0.06);
}

/* 外汇货币强弱动量条 */
.strength-item {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 0.85rem;
}

.strength-label {
  width: 60px;
  font-weight: 700;
  font-family: var(--font-mono);
  font-size: 0.95rem;
}

.strength-bar-bg {
  flex: 1;
  height: 10px;
  background-color: var(--bg-subtle);
  border-radius: 5px;
  overflow: hidden;
  border: 1px solid var(--border-muted);
}

.strength-bar-fill {
  height: 100%;
  border-radius: 5px;
  transition: width 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.strength-val {
  width: 50px;
  text-align: right;
  font-weight: 600;
  font-size: 0.85rem;
  color: var(--text-secondary);
}

/* Sparkline 迷你走势线 */
.sparkline-svg {
  width: 100px;
  height: 30px;
  overflow: visible;
}

.sparkline-path {
  fill: none;
  stroke: var(--color-accent);
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

/* 代码与命令行高亮块 */
pre, code {
  font-family: var(--font-mono);
}

.code-box {
  background-color: #07090D;
  border: 1px solid var(--border-default);
  border-radius: 6px;
  padding: 0.85rem 1.1rem;
  color: #7EE787;
  font-size: 0.82rem;
  overflow-x: auto;
  line-height: 1.5;
}

/* Section 标题 */
.section-title {
  font-size: 1.45rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 0.6rem;
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.section-desc {
  font-size: 0.92rem;
  color: var(--text-secondary);
  margin-bottom: 1.25rem;
}