/* =============================================================================
   风控视觉设计系统 · 样式框架（risk-design-system.css）
   令牌基准：risk-control-design-system.html（展示页 :root，实际渲染为准）
   扩展并入：design-spec-for-codebuddy.md（简报色板 / SDIC红橙 / 金色系 / 紫色）
   品牌来源：中投保（中国投融资担保股份有限公司）
   适用：风控、风险数字化、担保类界面与报表
   ============================================================================= */

/* ============================================================
   ACTIVE_PALETTE_TOKENS — Custom:ZhongTouBao-Light
   基于中投保品牌色定制的浅色系风控平台设计规范
   ============================================================ */
:root {
  /* ===== 品牌色 Brand Colors ===== */
  --brand-primary: #1F2A66;       /* 深藏蓝 - 品牌主色 */
  --brand-primary-hover: #2A3A80;
  --brand-primary-active: #15204D;
  --brand-secondary: #115992;     /* 中蓝 - 次级品牌色 */
  --brand-secondary-hover: #166BAE;
  --brand-red: #BA1B21;           /* 品牌红 */
  --brand-orange: #D74614;        /* 品牌橙 */

  /* ===== 中性色 Neutral Scale ===== */
  --color-bg: #F7F8FA;            /* 页面背景 */
  --color-surface: #FFFFFF;       /* 卡片/容器表面 */
  --color-surface-hover: #F2F3F5;
  --color-surface-active: #E8E9EC;
  --color-surface-muted: #F2F4F7; /* 次级表面 */
  --color-border: #E5E6EB;        /* 边框 */
  --color-border-strong: #C9CDD4; /* 强调边框 */
  --color-divider: #F2F3F5;       /* 分割线 */

  /* ===== 文字色 Text Colors ===== */
  --color-text-primary: #1D2129;  /* 主标题/正文 */
  --color-text-secondary: #4E5969; /* 次级文字 */
  --color-text-tertiary: #86909C;  /* 辅助/说明文字 */
  --color-text-quaternary: #C9CDD4; /* 禁用/占位文字 */
  --color-text-on-primary: #FFFFFF; /* 主色背景上的文字 */

  /* ===== 功能色 Functional Colors ===== */
  --color-success: #00B42A;
  --color-success-bg: #E8FFEA;
  --color-success-border: #95E6A1;
  --color-warning: #FF7D00;
  --color-warning-bg: #FFF3E8;
  --color-warning-border: #FFC799;
  --color-danger: #F53F3F;
  --color-danger-bg: #FFECE8;
  --color-danger-border: #FFAE9E;
  --color-info: #165DFF;
  --color-info-bg: #E8F3FF;
  --color-info-border: #94BFFF;

  /* ===== 风险等级色 Risk Level Colors ===== */
  --risk-low: #00B42A;            /* 低风险 - 绿 */
  --risk-low-bg: #E8FFEA;
  --risk-medium: #FF7D00;         /* 中风险 - 橙 */
  --risk-medium-bg: #FFF3E8;
  --risk-high: #F53F3F;           /* 高风险 - 红 */
  --risk-high-bg: #FFECE8;
  --risk-critical: #722ED1;       /* 严重 - 紫 */
  --risk-critical-bg: #F5E8FF;
  --risk-pending: #86909C;        /* 待评估 - 灰 */
  --risk-pending-bg: #F2F3F5;

  /* ===== 数据可视化色 Chart Colors ===== */
  --chart-1: #1F2A66;
  --chart-2: #115992;
  --chart-3: #BA1B21;
  --chart-4: #D74614;
  --chart-5: #00B42A;
  --chart-6: #722ED1;
  --chart-grid: rgba(29, 33, 41, 0.08);
  --chart-axis: #86909C;
  --chart-tooltip-bg: rgba(29, 33, 41, 0.9);

  /* ===== 间距 Spacing ===== */
  --spacing-xs: 4px;
  --spacing-sm: 8px;
  --spacing-md: 12px;
  --spacing-base: 16px;
  --spacing-lg: 20px;
  --spacing-xl: 24px;
  --spacing-2xl: 32px;
  --spacing-3xl: 48px;

  /* ===== 圆角 Border Radius ===== */
  --radius-sm: 4px;
  --radius-md: 6px;
  --radius-lg: 8px;
  --radius-xl: 12px;
  --radius-full: 999px;

  /* ===== 阴影 Shadows ===== */
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.04);
  --shadow-md: 0 2px 8px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 4px 16px rgba(0, 0, 0, 0.08);
  --shadow-xl: 0 8px 24px rgba(0, 0, 0, 0.12);

  /* ===== 字体 Typography ===== */
  --font-family-sans: "Alibaba PuHuiTi", "Noto Sans CJK SC", "PingFang SC", "Microsoft YaHei", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-family-mono: "SF Mono", "Consolas", "Monaco", "Courier New", monospace;
  --font-size-xs: 12px;
  --font-size-sm: 13px;
  --font-size-base: 14px;
  --font-size-md: 16px;
  --font-size-lg: 18px;
  --font-size-xl: 20px;
  --font-size-2xl: 24px;
  --font-size-3xl: 28px;
  --font-size-4xl: 36px;
  --line-height-tight: 1.3;
  --line-height-base: 1.5;
  --line-height-relaxed: 1.75;

  /* ===== 过渡动画 ===== */
  --transition-fast: 0.15s ease;
  --transition-base: 0.2s ease;
  --transition-slow: 0.3s ease;

  /* ===== 布局尺寸 ===== */
  --sidebar-width: 220px;
  --sidebar-collapsed-width: 64px;
  --header-height: 56px;
  --content-max-width: 1440px;
}

/* ============================================================
   基础样式 Base Styles
   ============================================================ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-family-sans);
  font-size: var(--font-size-base);
  line-height: var(--line-height-base);
  color: var(--color-text-primary);
  background: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* ============================================================
   页面布局 Layout
   ============================================================ */
.ds-page {
  display: flex;
  min-height: 100vh;
}

/* 侧边导航 */
.ds-sidebar {
  position: fixed;
  top: 0;
  left: 0;
  bottom: 0;
  width: 240px;
  background: var(--color-surface);
  border-right: 1px solid var(--color-border);
  overflow-y: auto;
  z-index: 100;
  padding: var(--spacing-xl) 0;
}

.ds-sidebar__brand {
  padding: 0 var(--spacing-xl) var(--spacing-xl);
  border-bottom: 1px solid var(--color-divider);
  margin-bottom: var(--spacing-base);
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.ds-sidebar__brand-logo {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-md);
  background: linear-gradient(180deg, #D74614 0%, #BA1B21 100%);
  position: relative;
  overflow: hidden;
  flex-shrink: 0;
}
.ds-sidebar__brand-logo::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 55%;
  background: linear-gradient(180deg, #1F2A66 0%, #115992 100%);
}
.ds-sidebar__brand-logo::before {
  content: '';
  position: absolute;
  bottom: 45%;
  left: 0;
  right: 0;
  height: 12%;
  background: white;
  clip-path: polygon(0 100%, 50% 0, 100% 100%);
  z-index: 2;
}

.ds-sidebar__brand-text {
  font-weight: 600;
  font-size: var(--font-size-md);
  color: var(--brand-primary);
}

.ds-nav__group {
  margin-bottom: var(--spacing-lg);
}

.ds-nav__group-title {
  font-size: var(--font-size-xs);
  color: var(--color-text-tertiary);
  padding: 0 var(--spacing-xl) var(--spacing-sm);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  font-weight: 500;
}

.ds-nav__item {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-sm) var(--spacing-xl);
  color: var(--color-text-secondary);
  text-decoration: none;
  font-size: var(--font-size-sm);
  transition: all var(--transition-fast);
  border-left: 3px solid transparent;
  cursor: pointer;
}

.ds-nav__item:hover {
  background: var(--color-surface-muted);
  color: var(--color-text-primary);
}

.ds-nav__item--active {
  color: var(--brand-primary);
  background: var(--color-info-bg);
  border-left-color: var(--brand-primary);
  font-weight: 500;
}

.ds-nav__item-icon {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
}

/* 主内容区 */
.ds-main {
  margin-left: 240px;
  flex: 1;
  min-width: 0;
}

.ds-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--color-border);
  padding: 0 var(--spacing-2xl);
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.ds-header__title {
  font-size: var(--font-size-xl);
  font-weight: 600;
  color: var(--color-text-primary);
}

.ds-header__meta {
  display: flex;
  align-items: center;
  gap: var(--spacing-lg);
  font-size: var(--font-size-sm);
  color: var(--color-text-tertiary);
}

.ds-content {
  padding: var(--spacing-2xl);
  max-width: 1200px;
}

/* ============================================================
   章节 Sections
   ============================================================ */
.ds-section {
  margin-bottom: var(--spacing-3xl);
  scroll-margin-top: 80px;
}

.ds-section__header {
  margin-bottom: var(--spacing-xl);
}

.ds-section__title {
  font-size: var(--font-size-2xl);
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: var(--spacing-sm);
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.ds-section__title::before {
  content: '';
  width: 4px;
  height: 22px;
  background: var(--brand-primary);
  border-radius: 2px;
}

.ds-section__desc {
  color: var(--color-text-secondary);
  font-size: var(--font-size-base);
  max-width: 680px;
}

.ds-subsection {
  margin-bottom: var(--spacing-2xl);
}

.ds-subsection__title {
  font-size: var(--font-size-lg);
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: var(--spacing-base);
  padding-bottom: var(--spacing-sm);
  border-bottom: 1px solid var(--color-divider);
}

/* ============================================================
   封面 Hero
   ============================================================ */
.ds-hero {
  background: linear-gradient(135deg, var(--brand-primary) 0%, var(--brand-secondary) 100%);
  color: white;
  padding: var(--spacing-3xl) var(--spacing-2xl);
  margin: calc(-1 * var(--spacing-2xl)) calc(-1 * var(--spacing-2xl)) var(--spacing-3xl);
  position: relative;
  overflow: hidden;
}

.ds-hero::before {
  content: '';
  position: absolute;
  right: -80px;
  bottom: -80px;
  width: 400px;
  height: 400px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.04);
}

.ds-hero::after {
  content: '';
  position: absolute;
  right: 60px;
  top: -40px;
  width: 200px;
  height: 200px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.03);
}

.ds-hero__content {
  position: relative;
  z-index: 1;
  max-width: 720px;
}

.ds-hero__eyebrow {
  font-size: var(--font-size-sm);
  opacity: 0.7;
  margin-bottom: var(--spacing-sm);
  letter-spacing: 1px;
}

.ds-hero__title {
  font-size: var(--font-size-4xl);
  font-weight: 700;
  margin-bottom: var(--spacing-base);
  line-height: var(--line-height-tight);
}

.ds-hero__subtitle {
  font-size: var(--font-size-md);
  opacity: 0.85;
  line-height: var(--line-height-relaxed);
  margin-bottom: var(--spacing-xl);
}

.ds-hero__meta {
  display: flex;
  gap: var(--spacing-2xl);
  font-size: var(--font-size-sm);
  opacity: 0.75;
}

.ds-hero__meta-item strong {
  display: block;
  font-size: var(--font-size-base);
  opacity: 1;
  margin-bottom: 2px;
  font-weight: 600;
}

/* ============================================================
   色板 Color Swatches
   ============================================================ */
.ds-swatch-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: var(--spacing-base);
}

.ds-swatch {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--color-surface);
  transition: box-shadow var(--transition-base);
}

.ds-swatch:hover {
  box-shadow: var(--shadow-md);
}

.ds-swatch__color {
  height: 80px;
  position: relative;
}

.ds-swatch__color--with-text {
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--font-size-sm);
  font-weight: 500;
}

.ds-swatch__info {
  padding: var(--spacing-sm) var(--spacing-md);
}

.ds-swatch__name {
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--color-text-primary);
  margin-bottom: 2px;
}

.ds-swatch__value {
  font-family: var(--font-family-mono);
  font-size: var(--font-size-xs);
  color: var(--color-text-tertiary);
}

.ds-swatch-row {
  display: grid;
  grid-template-columns: repeat(10, 1fr);
  gap: 2px;
  margin-bottom: var(--spacing-md);
}

.ds-swatch-row__item {
  height: 56px;
  border-radius: var(--radius-sm);
  position: relative;
  cursor: pointer;
  transition: transform var(--transition-fast);
}

.ds-swatch-row__item:hover {
  transform: scale(1.05);
  z-index: 1;
}

.ds-swatch-row__item span {
  position: absolute;
  bottom: 4px;
  left: 4px;
  font-size: 10px;
  font-family: var(--font-family-mono);
  color: rgba(0,0,0,0.6);
}

.ds-swatch-row__item--light span {
  color: rgba(255,255,255,0.8);
}

/* ============================================================
   排版 Typography
   ============================================================ */
.ds-type-scale {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
}

.ds-type-item {
  display: grid;
  grid-template-columns: 120px 1fr 200px;
  gap: var(--spacing-lg);
  align-items: baseline;
  padding: var(--spacing-md) 0;
  border-bottom: 1px solid var(--color-divider);
}

.ds-type-item__label {
  font-size: var(--font-size-sm);
  color: var(--color-text-tertiary);
  font-family: var(--font-family-mono);
}

.ds-type-item__sample {
  color: var(--color-text-primary);
  word-break: break-all;
}

.ds-type-item__spec {
  font-size: var(--font-size-xs);
  color: var(--color-text-tertiary);
  text-align: right;
  font-family: var(--font-family-mono);
}

/* ============================================================
   间距展示 Spacing
   ============================================================ */
.ds-spacing-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  gap: var(--spacing-base);
}

.ds-spacing-item {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--spacing-md);
  text-align: center;
}

.ds-spacing-item__bar {
  height: 32px;
  background: var(--color-info-bg);
  border-radius: var(--radius-sm);
  margin: 0 auto var(--spacing-sm);
  border: 1px dashed var(--color-info-border);
}

.ds-spacing-item__name {
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--color-text-primary);
  margin-bottom: 2px;
}

.ds-spacing-item__value {
  font-size: var(--font-size-xs);
  color: var(--color-text-tertiary);
  font-family: var(--font-family-mono);
}

/* ============================================================
   按钮 Buttons
   ============================================================ */
.ds-component-demo {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--spacing-xl);
  margin-bottom: var(--spacing-base);
}

.ds-component-demo__title {
  font-size: var(--font-size-sm);
  color: var(--color-text-tertiary);
  margin-bottom: var(--spacing-base);
  font-weight: 500;
}

.ds-btn-row {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-base);
  align-items: center;
}

.ds-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-xs);
  padding: 6px 16px;
  font-size: var(--font-size-base);
  font-family: inherit;
  font-weight: 500;
  line-height: 1.5;
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  cursor: pointer;
  transition: all var(--transition-fast);
  white-space: nowrap;
  user-select: none;
  text-decoration: none;
}

.ds-btn--primary {
  background: var(--brand-primary);
  color: white;
  border-color: var(--brand-primary);
}
.ds-btn--primary:hover {
  background: var(--brand-primary-hover);
  border-color: var(--brand-primary-hover);
}
.ds-btn--primary:active {
  background: var(--brand-primary-active);
  border-color: var(--brand-primary-active);
}

.ds-btn--default {
  background: var(--color-surface);
  color: var(--color-text-primary);
  border-color: var(--color-border);
}
.ds-btn--default:hover {
  color: var(--brand-primary);
  border-color: var(--brand-primary);
  background: var(--color-info-bg);
}

.ds-btn--danger {
  background: var(--color-danger);
  color: white;
  border-color: var(--color-danger);
}
.ds-btn--danger:hover {
  background: #FF6B6B;
  border-color: #FF6B6B;
}

.ds-btn--ghost {
  background: transparent;
  color: var(--color-text-secondary);
  border-color: transparent;
}
.ds-btn--ghost:hover {
  background: var(--color-surface-muted);
  color: var(--brand-primary);
}

.ds-btn--text {
  background: transparent;
  color: var(--brand-primary);
  border-color: transparent;
  padding: 4px 8px;
}
.ds-btn--text:hover {
  background: var(--color-info-bg);
}

.ds-btn--sm {
  padding: 4px 12px;
  font-size: var(--font-size-sm);
}

.ds-btn--lg {
  padding: 10px 24px;
  font-size: var(--font-size-md);
}

.ds-btn--disabled {
  opacity: 0.5;
  cursor: not-allowed;
  pointer-events: none;
}

/* ============================================================
   标签 Tag
   ============================================================ */
.ds-tag-row {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-sm);
}

.ds-tag {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 2px 10px;
  font-size: var(--font-size-xs);
  line-height: 20px;
  border-radius: var(--radius-full);
  font-weight: 500;
}

.ds-tag--default {
  background: var(--color-surface-muted);
  color: var(--color-text-secondary);
  border: 1px solid var(--color-border);
}

.ds-tag--primary {
  background: var(--color-info-bg);
  color: var(--brand-primary);
  border: 1px solid var(--color-info-border);
}

.ds-tag--success {
  background: var(--color-success-bg);
  color: var(--color-success);
  border: 1px solid var(--color-success-border);
}

.ds-tag--warning {
  background: var(--color-warning-bg);
  color: var(--color-warning);
  border: 1px solid var(--color-warning-border);
}

.ds-tag--danger {
  background: var(--color-danger-bg);
  color: var(--color-danger);
  border: 1px solid var(--color-danger-border);
}

.ds-tag--risk-low {
  background: var(--risk-low-bg);
  color: var(--risk-low);
  border: 1px solid var(--color-success-border);
}

.ds-tag--risk-medium {
  background: var(--risk-medium-bg);
  color: var(--risk-medium);
  border: 1px solid var(--color-warning-border);
}

.ds-tag--risk-high {
  background: var(--risk-high-bg);
  color: var(--risk-high);
  border: 1px solid var(--color-danger-border);
}

.ds-tag--risk-critical {
  background: var(--risk-critical-bg);
  color: var(--risk-critical);
  border: 1px solid #D3B0FF;
}

.ds-tag--risk-pending {
  background: var(--risk-pending-bg);
  color: var(--risk-pending);
  border: 1px solid var(--color-border);
}

.ds-tag__dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: currentColor;
}

/* ============================================================
   表格 Table Demo
   ============================================================ */
.ds-table-demo {
  overflow: hidden;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
}

.ds-table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--font-size-sm);
}

.ds-table th {
  background: var(--color-surface-muted);
  color: var(--color-text-secondary);
  font-weight: 500;
  text-align: left;
  padding: var(--spacing-sm) var(--spacing-base);
  border-bottom: 1px solid var(--color-border);
  font-size: var(--font-size-xs);
}

.ds-table td {
  padding: var(--spacing-sm) var(--spacing-base);
  border-bottom: 1px solid var(--color-divider);
  color: var(--color-text-primary);
}

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

.ds-table tr:hover td {
  background: var(--color-surface-muted);
}

/* ============================================================
   卡片 Cards
   ============================================================ */
.ds-card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: var(--spacing-base);
}

.ds-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--spacing-lg);
  transition: box-shadow var(--transition-base);
}

.ds-card:hover {
  box-shadow: var(--shadow-md);
}

.ds-card__label {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  margin-bottom: var(--spacing-xs);
}

.ds-card__value {
  font-size: var(--font-size-3xl);
  font-weight: 700;
  color: var(--color-text-primary);
  font-family: var(--font-family-mono);
  margin-bottom: var(--spacing-xs);
}

.ds-card__trend {
  font-size: var(--font-size-xs);
  display: flex;
  align-items: center;
  gap: 4px;
}

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

/* ============================================================
   输入框 Form
   ============================================================ */
.ds-form-row {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-base);
  align-items: flex-end;
}

.ds-form-item {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
  min-width: 200px;
}

.ds-form-label {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  font-weight: 500;
}

.ds-input {
  height: 36px;
  padding: 0 var(--spacing-sm);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: var(--font-size-sm);
  font-family: inherit;
  color: var(--color-text-primary);
  background: var(--color-surface);
  transition: all var(--transition-fast);
  outline: none;
}

.ds-input:hover {
  border-color: var(--brand-secondary);
}

.ds-input:focus {
  border-color: var(--brand-primary);
  box-shadow: 0 0 0 3px rgba(31, 42, 102, 0.1);
}

.ds-input--error {
  border-color: var(--color-danger);
}
.ds-input--error:focus {
  box-shadow: 0 0 0 3px rgba(245, 63, 63, 0.1);
}

.ds-input__error-text {
  font-size: var(--font-size-xs);
  color: var(--color-danger);
}

/* ============================================================
   布局模板 Layout Templates
   ============================================================ */
.ds-layout-preview {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--color-surface);
}

.ds-layout-preview__header {
  height: 40px;
  background: var(--brand-primary);
  display: flex;
  align-items: center;
  padding: 0 var(--spacing-base);
  gap: var(--spacing-base);
}

.ds-layout-preview__logo {
  width: 24px;
  height: 24px;
  border-radius: 4px;
  background: rgba(255,255,255,0.2);
}

.ds-layout-preview__title-sm {
  color: white;
  font-size: var(--font-size-xs);
  font-weight: 500;
}

.ds-layout-preview__body {
  display: flex;
  min-height: 200px;
}

.ds-layout-preview__sidebar {
  width: 120px;
  background: var(--color-surface-muted);
  border-right: 1px solid var(--color-border);
  padding: var(--spacing-sm);
}

.ds-layout-preview__nav-item {
  height: 24px;
  border-radius: 4px;
  margin-bottom: 4px;
  background: var(--color-border);
}
.ds-layout-preview__nav-item--active {
  background: var(--color-info-bg);
  border: 1px solid var(--color-info-border);
}

.ds-layout-preview__content {
  flex: 1;
  padding: var(--spacing-sm);
}

.ds-layout-preview__content-bar {
  height: 20px;
  background: var(--color-surface-muted);
  border-radius: 4px;
  margin-bottom: var(--spacing-sm);
  width: 40%;
}

.ds-layout-preview__content-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 6px;
  margin-bottom: var(--spacing-sm);
}

.ds-layout-preview__content-card {
  height: 50px;
  background: var(--color-surface-muted);
  border-radius: 6px;
}

.ds-layout-preview__content-table {
  height: 70px;
  background: var(--color-surface-muted);
  border-radius: 6px;
}

/* ============================================================
   导航组件
   ============================================================ */
.ds-tabs {
  display: flex;
  align-items: center;
  border-bottom: 1px solid var(--color-border);
}
.ds-tabs__item {
  padding: 0 16px;
  height: 40px;
  line-height: 40px;
  font-size: 14px;
  color: var(--color-text-secondary);
  cursor: pointer;
  position: relative;
  transition: color 0.2s;
}
.ds-tabs__item:hover {
  color: var(--brand-primary);
}
.ds-tabs__item--active {
  color: var(--brand-primary);
  font-weight: 500;
}
.ds-tabs__item--active::after {
  content: '';
  position: absolute;
  left: 16px;
  right: 16px;
  bottom: -1px;
  height: 2px;
  background: var(--brand-primary);
  border-radius: 1px;
}
.ds-tabs__item--disabled {
  color: var(--color-text-quaternary);
  cursor: not-allowed;
}

.ds-breadcrumb {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  font-size: 13px;
  color: var(--color-text-tertiary);
}
.ds-breadcrumb__item {
  color: var(--color-text-secondary);
  cursor: pointer;
  transition: color 0.2s;
}
.ds-breadcrumb__item:hover {
  color: var(--brand-primary);
}
.ds-breadcrumb__item--current {
  color: var(--color-text-primary);
  font-weight: 500;
  cursor: default;
}
.ds-breadcrumb__separator {
  margin: 0 8px;
  color: var(--color-text-tertiary);
}

.ds-steps {
  display: flex;
  align-items: flex-start;
}
.ds-step {
  display: flex;
  flex-direction: column;
  align-items: center;
  flex-shrink: 0;
}
.ds-step__circle {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  font-weight: 500;
  background: var(--color-surface);
  border: 2px solid var(--color-border-strong);
  color: var(--color-text-tertiary);
}
.ds-step__label {
  margin-top: 8px;
  font-size: 14px;
  color: var(--color-text-tertiary);
  white-space: nowrap;
}
.ds-step--done .ds-step__circle {
  background: var(--brand-primary);
  border-color: var(--brand-primary);
  color: #fff;
}
.ds-step--done .ds-step__label {
  color: var(--color-text-primary);
  font-weight: 500;
}
.ds-step--active .ds-step__circle {
  border-color: var(--brand-primary);
  color: var(--brand-primary);
  font-weight: 600;
}
.ds-step--active .ds-step__label {
  color: var(--brand-primary);
  font-weight: 500;
}
.ds-step__line {
  flex: 1;
  height: 2px;
  background: var(--color-border);
  margin-top: 15px;
  min-width: 32px;
}
.ds-step__line--done {
  background: var(--brand-primary);
}
.ds-step__line--active {
  background: linear-gradient(to right, var(--brand-primary) 50%, var(--color-border) 50%);
}

.ds-pagination {
  display: flex;
  align-items: center;
  gap: 8px;
}
.ds-pagination__item,
.ds-pagination__btn {
  min-width: 32px;
  height: 32px;
  padding: 0 8px;
  border: 1px solid var(--color-border);
  border-radius: 6px;
  background: var(--color-surface);
  font-size: 14px;
  color: var(--color-text-secondary);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s;
}
.ds-pagination__item:hover,
.ds-pagination__btn:hover:not(.ds-pagination__btn--disabled) {
  border-color: var(--brand-primary);
  color: var(--brand-primary);
}
.ds-pagination__item--active {
  background: var(--brand-primary);
  border-color: var(--brand-primary);
  color: #fff;
}
.ds-pagination__item--active:hover {
  color: #fff;
}
.ds-pagination__btn--disabled {
  color: var(--color-text-quaternary);
  cursor: not-allowed;
}
.ds-pagination__ellipsis {
  padding: 0 4px;
  color: var(--color-text-tertiary);
  font-size: 14px;
}
.ds-pagination__total {
  margin-left: auto;
  font-size: 13px;
  color: var(--color-text-tertiary);
}

/* ============================================================
   反馈组件
   ============================================================ */
.ds-modal {
  width: 480px;
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
  overflow: hidden;
}
.ds-modal__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 24px;
  height: 56px;
  border-bottom: 1px solid var(--color-divider);
}
.ds-modal__title {
  font-size: 16px;
  font-weight: 600;
  color: var(--color-text-primary);
}
.ds-modal__close {
  width: 24px;
  height: 24px;
  border: none;
  background: transparent;
  font-size: 20px;
  color: var(--color-text-tertiary);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 4px;
  transition: all 0.2s;
}
.ds-modal__close:hover {
  background: var(--color-surface-hover);
  color: var(--color-text-primary);
}
.ds-modal__body {
  padding: 20px 24px;
}
.ds-modal__footer {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 12px;
  padding: 12px 24px;
  height: 64px;
  border-top: 1px solid var(--color-divider);
  background: var(--color-surface-muted);
}

.ds-drawer {
  width: 480px;
  background: var(--color-surface);
  box-shadow: -4px 0 16px rgba(0, 0, 0, 0.08);
  display: flex;
  flex-direction: column;
  border-radius: 0;
  border-left: 1px solid var(--color-border);
}
.ds-drawer__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 24px;
  height: 56px;
  border-bottom: 1px solid var(--color-divider);
  flex-shrink: 0;
}
.ds-drawer__title {
  font-size: 16px;
  font-weight: 600;
  color: var(--color-text-primary);
}
.ds-drawer__close {
  width: 24px;
  height: 24px;
  border: none;
  background: transparent;
  font-size: 20px;
  color: var(--color-text-tertiary);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 4px;
  transition: all 0.2s;
}
.ds-drawer__close:hover {
  background: var(--color-surface-hover);
  color: var(--color-text-primary);
}
.ds-drawer__body {
  flex: 1;
  padding: 20px 24px;
  overflow-y: auto;
}
.ds-drawer__footer {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 12px;
  padding: 12px 24px;
  height: 64px;
  border-top: 1px solid var(--color-divider);
  flex-shrink: 0;
}

.ds-toast {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 40px;
  padding: 10px 16px;
  border-radius: var(--radius-md);
  font-size: 14px;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.08);
}
.ds-toast__icon {
  width: 16px;
  height: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  font-weight: bold;
  border-radius: 50%;
  flex-shrink: 0;
}
.ds-toast--success {
  background: #f0fbe7;
  color: var(--color-success);
}
.ds-toast--success .ds-toast__icon {
  background: var(--color-success);
  color: #fff;
}
.ds-toast--info {
  background: var(--color-info-bg);
  color: var(--color-info);
}
.ds-toast--info .ds-toast__icon {
  background: var(--color-info);
  color: #fff;
  font-style: italic;
  font-family: Georgia, serif;
}
.ds-toast--warning {
  background: var(--color-warning-bg);
  color: var(--color-warning);
}
.ds-toast--warning .ds-toast__icon {
  background: var(--color-warning);
  color: #fff;
  font-weight: bold;
}
.ds-toast--error {
  background: var(--color-danger-bg);
  color: var(--color-danger);
}
.ds-toast--error .ds-toast__icon {
  background: var(--color-danger);
  color: #fff;
}

/* ============================================================
   展示组件
   ============================================================ */
.ds-timeline {
  position: relative;
  padding-left: 24px;
}
.ds-timeline__item {
  position: relative;
  padding-bottom: 24px;
}
.ds-timeline__item:last-child {
  padding-bottom: 0;
}
.ds-timeline__item::before {
  content: '';
  position: absolute;
  left: -18px;
  top: 4px;
  bottom: 0;
  width: 2px;
  background: var(--color-border);
}
.ds-timeline__item:last-child::before {
  display: none;
}
.ds-timeline__item--done::before {
  background: var(--brand-primary);
}
.ds-timeline__item--active::before {
  background: linear-gradient(to bottom, var(--brand-primary), var(--color-border));
}
.ds-timeline__dot {
  position: absolute;
  left: -23px;
  top: 2px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--color-surface);
  border: 2px solid var(--color-border-strong);
}
.ds-timeline__item--done .ds-timeline__dot {
  background: var(--brand-primary);
  border-color: var(--brand-primary);
}
.ds-timeline__item--active .ds-timeline__dot {
  background: var(--brand-primary);
  border-color: var(--brand-primary);
  box-shadow: 0 0 0 4px rgba(31, 42, 102, 0.1);
}
.ds-timeline__title {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 14px;
  font-weight: 500;
  color: var(--color-text-primary);
  margin-bottom: 6px;
}
.ds-timeline__time {
  font-size: 12px;
  font-weight: 400;
  color: var(--color-text-tertiary);
}
.ds-timeline__desc {
  font-size: 13px;
  color: var(--color-text-secondary);
  line-height: 1.6;
}

.ds-descriptions {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
}
.ds-descriptions__row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
}
.ds-descriptions__row + .ds-descriptions__row {
  border-top: 1px solid var(--color-divider);
}
.ds-descriptions__item {
  display: flex;
  align-items: center;
  min-height: 40px;
}
.ds-descriptions__item + .ds-descriptions__item {
  border-left: 1px solid var(--color-divider);
}
.ds-descriptions__label {
  padding: 0 12px;
  min-width: 100px;
  font-size: 13px;
  color: var(--color-text-tertiary);
  background: var(--color-surface-muted);
  align-self: stretch;
  display: flex;
  align-items: center;
}
.ds-descriptions__value {
  flex: 1;
  padding: 0 12px;
  font-size: 13px;
  color: var(--color-text-primary);
}
.ds-descriptions__value--strong {
  font-weight: 600;
  font-size: 15px;
  font-family: var(--font-family-mono);
}

.ds-empty {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 48px 24px;
  text-align: center;
}
.ds-empty__icon {
  width: 64px;
  height: 64px;
  margin-bottom: 16px;
}
.ds-empty__icon svg {
  width: 100%;
  height: 100%;
}
.ds-empty__title {
  font-size: 14px;
  color: var(--color-text-tertiary);
  margin-bottom: 8px;
}
.ds-empty__desc {
  font-size: 12px;
  color: var(--color-text-quaternary);
  margin-bottom: 24px;
}
.ds-empty__btn {
  min-width: 120px;
}

.ds-avatar {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: linear-gradient(135deg, #115992, #1F2A66);
  color: #fff;
  font-size: 13px;
  font-weight: 500;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  position: relative;
}
.ds-avatar--sm {
  width: 24px;
  height: 24px;
  font-size: 11px;
}
.ds-avatar--lg {
  width: 40px;
  height: 40px;
  font-size: 15px;
}
.ds-avatar__badge {
  position: absolute;
  top: 0;
  right: 0;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--color-danger);
  border: 2px solid var(--color-surface);
}
.ds-avatar--sm .ds-avatar__badge {
  width: 8px;
  height: 8px;
  border-width: 1px;
}
.ds-avatar-group {
  display: flex;
  align-items: center;
}
.ds-avatar-group .ds-avatar {
  border: 2px solid var(--color-surface);
  margin-left: -8px;
}
.ds-avatar-group .ds-avatar:first-child {
  margin-left: 0;
}
.ds-avatar--more {
  background: var(--color-surface-muted);
  color: var(--color-text-tertiary);
  font-size: 10px;
  font-weight: 400;
}

/* ============================================================
   数据可视化 Demo
   ============================================================ */
.ds-chart-demo {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--spacing-base);
}

.ds-chart-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--spacing-lg);
}

.ds-chart-card__title {
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--color-text-primary);
  margin-bottom: var(--spacing-base);
}

/* ============================================================
   图标 Icons
   ============================================================ */
.ds-icon-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(90px, 1fr));
  gap: var(--spacing-sm);
}

.ds-icon-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-xs);
  padding: var(--spacing-base);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
}

.ds-icon-item:hover {
  border-color: var(--brand-primary);
  background: var(--color-info-bg);
}

.ds-icon-item svg {
  width: 20px;
  height: 20px;
  color: var(--color-text-secondary);
}

.ds-icon-item:hover svg {
  color: var(--brand-primary);
}

.ds-icon-item__name {
  font-size: 11px;
  color: var(--color-text-tertiary);
  text-align: center;
}

/* ============================================================
   设计原则 Principles
   ============================================================ */
.ds-principles {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: var(--spacing-base);
}

.ds-principle-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--spacing-xl);
  position: relative;
  overflow: hidden;
}

.ds-principle-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--brand-primary);
}

.ds-principle-card__icon {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  background: var(--color-info-bg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  margin-bottom: var(--spacing-base);
}

.ds-principle-card__title {
  font-size: var(--font-size-md);
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: var(--spacing-sm);
}

.ds-principle-card__desc {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  line-height: var(--line-height-relaxed);
}

/* ============================================================
   表格内容规范
   ============================================================ */
.ds-spec-table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--font-size-sm);
  margin-bottom: var(--spacing-base);
}

.ds-spec-table th {
  background: var(--color-surface-muted);
  padding: var(--spacing-sm) var(--spacing-md);
  text-align: left;
  font-weight: 500;
  color: var(--color-text-secondary);
  border-bottom: 1px solid var(--color-border);
  font-size: var(--font-size-xs);
}

.ds-spec-table td {
  padding: var(--spacing-sm) var(--spacing-md);
  border-bottom: 1px solid var(--color-divider);
  color: var(--color-text-primary);
  vertical-align: middle;
}

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

/* 色值预览小圆点 */
.ds-color-dot {
  display: inline-block;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  border: 1px solid var(--color-border);
  vertical-align: middle;
  margin-right: var(--spacing-xs);
}

/* ============================================================
   页脚
   ============================================================ */
.ds-footer {
  margin-top: var(--spacing-3xl);
  padding-top: var(--spacing-xl);
  border-top: 1px solid var(--color-divider);
  text-align: center;
  color: var(--color-text-tertiary);
  font-size: var(--font-size-xs);
}

/* ============================================================
   响应式
   ============================================================ */
@media (max-width: 900px) {
  .ds-sidebar { display: none; }
  .ds-main { margin-left: 0; }
  .ds-content { padding: var(--spacing-base); }
  .ds-hero { margin: 0 0 var(--spacing-2xl); padding: var(--spacing-2xl) var(--spacing-base); }
  .ds-hero__title { font-size: var(--font-size-2xl); }
  .ds-type-item { grid-template-columns: 80px 1fr; }
  .ds-type-item__spec { grid-column: 1 / -1; text-align: left; }
}

/* =============================================================================
   扩展色板 · 自 design-spec-for-codebuddy.md 并入（展示页未落地，2026-10-16）
   令牌基准 = risk-control-design-system.html 的 :root；冲突项一律以展示页为准
   ============================================================================= */
:root {
  /* 公司简报视觉补充色板（报告封面 / Hero / Banner） */
  --brand-brief-blue: #1E4DAB;
  --brand-brief-blue-deep: #163E8C;
  --brand-brief-cyan: #2E9BD8;
  --brand-brief-sky: #79C3E8;
  --gradient-brief: linear-gradient(135deg, #2E9BD8 0%, #79C3E8 100%);

  /* 国投 SDIC Logo 红橙 — 仅 Logo 展示与小面积点缀，不作界面功能色 */
  --brand-sdic-red: #E8442A;
  --brand-sdic-orange: #F0532B;
  --gradient-sdic: linear-gradient(135deg, #F0532B 0%, #E8442A 100%);

  /* 品牌浅底（Tag / 选中态背景） */
  --brand-primary-light: #EBEEF5;
  --brand-secondary-light: #E8F0F7;

  /* 金色系 — 高价值/精选场景，不作功能色 */
  --fin-gold: #D4A24C;
  --fin-gold-deep: #A57B2A;
  --fin-gold-soft: #F5EBD3;
  --fin-gold-line: #E4D9BC;
  --gradient-gold: linear-gradient(135deg, #A57B2A 0%, #D4A24C 100%);

  /* 涨跌色 — 仅金融数值（红涨绿跌），通用成功/失败仍用 --color-success / --color-danger */
  --fin-up: #C8102E;
  --fin-up-bg: #F9E3E7;
  --fin-down: #1F6B3A;
  --fin-down-bg: #E8F1EB;

  /* 紫色（严重风险等级 --risk-critical 的通用底） */
  --color-purple: #722ED1;
  --color-purple-bg: #F5E8FF;
}

/* =============================================================================
   图表容器（规范 4.3）：高度 220px、白底、1px 边框、圆角 --radius-lg
   配合 risk-chart-theme.js 使用：<div class="rc-chart" id="c1"></div>
   ============================================================================= */
.rc-chart {
  width: 100%;
  height: 220px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
}