/* ============================================
   灵猫链 (Lingma Chain) 设计系统
   Design System v2.0 - Premium Edition
   ============================================ */

/* === 1. 设计令牌 (Design Tokens) === */
:root {
  /* 主色 - 靛蓝系（偏紫=高级感） */
  --color-primary-50: #EEF2FF;
  --color-primary-100: #E0E7FF;
  --color-primary-200: #C7D2FE;
  --color-primary-300: #A5B4FC;
  --color-primary-400: #818CF8;
  --color-primary-500: #6366F1;
  --color-primary-600: #4F46E5;
  --color-primary-700: #4338CA;
  --color-primary-800: #3730A3;
  --color-primary-900: #312E81;

  /* 品牌渐变 */
  --gradient-primary: linear-gradient(135deg, #4F46E5 0%, #7C3AED 100%);
  --gradient-primary-soft: linear-gradient(135deg, rgba(79,70,229,0.08) 0%, rgba(124,58,237,0.08) 100%);
  --gradient-gold: linear-gradient(135deg, #F59E0B 0%, #D97706 100%);
  --gradient-success: linear-gradient(135deg, #10B981 0%, #059669 100%);
  --gradient-danger: linear-gradient(135deg, #F43F5E 0%, #E11D48 100%);

  /* 功能色 */
  --color-success: #10B981;
  --color-success-light: rgba(16, 185, 129, 0.1);
  --color-warning: #F59E0B;
  --color-warning-light: rgba(245, 158, 11, 0.1);
  --color-danger: #F43F5E;
  --color-danger-light: rgba(244, 63, 94, 0.1);
  --color-gold: #F59E0B;
  --color-gold-light: rgba(245, 158, 11, 0.1);

  /* 中性色 - 浅色模式 */
  --color-bg: #FFFFFF;
  --color-bg-secondary: #F8FAFC;
  --color-bg-tertiary: #F1F5F9;
  --color-surface: #FFFFFF;
  --color-surface-hover: #F8FAFC;
  --color-border: #E2E8F0;
  --color-border-light: #F1F5F9;

  /* 文字色阶 */
  --text-primary: #0F172A;
  --text-secondary: #475569;
  --text-tertiary: #94A3B8;
  --text-disabled: #CBD5E1;
  --text-inverse: #FFFFFF;

  /* 间距系统 (8px 基础单位) */
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 20px;
  --space-6: 24px;
  --space-8: 32px;
  --space-10: 40px;
  --space-12: 48px;
  --space-16: 64px;
  --space-20: 80px;

  /* 圆角 */
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  --radius-2xl: 20px;
  --radius-full: 999px;

  /* 阴影系统 - 带靛蓝色调 */
  --shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.03);
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.04), 0 1px 3px rgba(0, 0, 0, 0.03);
  --shadow-md: 0 1px 2px rgba(0, 0, 0, 0.04), 0 4px 16px rgba(79, 70, 229, 0.06);
  --shadow-lg: 0 1px 2px rgba(0, 0, 0, 0.04), 0 8px 32px rgba(79, 70, 229, 0.10), 0 2px 8px rgba(0, 0, 0, 0.04);
  --shadow-xl: 0 24px 64px rgba(0, 0, 0, 0.12), 0 4px 16px rgba(0, 0, 0, 0.04);
  --shadow-glow: 0 0 20px rgba(79, 70, 229, 0.3);
  --shadow-inner: inset 0 1px 3px rgba(0, 0, 0, 0.06);

  /* 字体 */
  --font-display: 'Inter Display', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-mono: 'JetBrains Mono', 'SF Mono', 'Fira Code', monospace;

  /* 字号阶梯 */
  --text-display: 48px;
  --text-h1: 32px;
  --text-h2: 24px;
  --text-h3: 20px;
  --text-body: 15px;
  --text-small: 13px;
  --text-caption: 12px;
  --text-mini: 11px;

  /* 动效曲线 */
  --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
  --ease-smooth: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-standard: cubic-bezier(0.4, 0, 0.2, 1);
  --ease-bounce: cubic-bezier(0.68, -0.55, 0.27, 1.55);

  /* 动效时长 */
  --duration-fast: 150ms;
  --duration-normal: 300ms;
  --duration-slow: 500ms;
  --duration-slower: 800ms;

  /* 侧边栏宽度 */
  --sidebar-width: 72px;
  --sidebar-width-expanded: 240px;
}

/* === 2. 暗色模式变量覆盖 === */
[data-theme="dark"] {
  --color-bg: #0F172A;
  --color-bg-secondary: #1E293B;
  --color-bg-tertiary: #273548;
  --color-surface: #1E293B;
  --color-surface-hover: #273548;
  --color-border: #334155;
  --color-border-light: #273548;

  --text-primary: #F8FAFC;
  --text-secondary: #94A3B8;
  --text-tertiary: #64748B;
  --text-disabled: #475569;
  --text-inverse: #0F172A;

  /* 暗色模式下主色提亮 */
  --color-primary-500: #818CF8;
  --color-primary-600: #6366F1;
  --gradient-primary: linear-gradient(135deg, #818CF8 0%, #A78BFA 100%);
  --gradient-primary-soft: linear-gradient(135deg, rgba(129,140,248,0.12) 0%, rgba(167,139,250,0.12) 100%);

  /* 暗色阴影更重 */
  --shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.2);
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 1px 3px rgba(0, 0, 0, 0.2), 0 4px 16px rgba(0, 0, 0, 0.3);
  --shadow-lg: 0 1px 3px rgba(0, 0, 0, 0.2), 0 8px 32px rgba(0, 0, 0, 0.4);
  --shadow-xl: 0 24px 64px rgba(0, 0, 0, 0.5);
  --shadow-glow: 0 0 24px rgba(129, 140, 248, 0.4);
}

/* === 3. 全局重置与基础样式 === */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-body);
  font-size: var(--text-body);
  line-height: 1.6;
  color: var(--text-primary);
  background-color: var(--color-bg);
  text-rendering: optimizeLegibility;
  /* 注意：不要在 body 上声明 background-color/color 的 transition——
     部分浏览器会为变量驱动的过渡创建卡死的 CSSTransition，
     导致主题切换后 body 样式被钉死在旧值（实测可复现） */
}

/* 数字等宽对齐：金额/余额/统计数字垂直对齐不跳动（大厂级细节） */
.market-stat .value, .row-value, .tx-amount, .tx-detail-amount,
.ext-balance-value, .ext-asset-val, .balance-amount, .stat-value, .svc-stat .value {
  font-variant-numeric: tabular-nums;
  font-feature-settings: 'tnum' 1;
}

/* === 4. 排版系统 === */
.text-display { font-family: var(--font-display); font-size: var(--text-display); font-weight: 700; letter-spacing: -0.02em; line-height: 1.1; }
.text-h1 { font-family: var(--font-display); font-size: var(--text-h1); font-weight: 600; letter-spacing: -0.01em; line-height: 1.2; }
.text-h2 { font-family: var(--font-display); font-size: var(--text-h2); font-weight: 600; line-height: 1.3; }
.text-h3 { font-size: var(--text-h3); font-weight: 600; line-height: 1.4; }
.text-body { font-size: var(--text-body); font-weight: 400; line-height: 1.6; }
.text-small { font-size: var(--text-small); line-height: 1.5; }
.text-caption { font-size: var(--text-caption); color: var(--text-tertiary); }
.text-mono { font-family: var(--font-mono); font-size: var(--text-small); }

/* === 5. 按钮系统 === */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  border-radius: var(--radius-lg);
  font-size: var(--text-body);
  font-weight: 500;
  border: none;
  cursor: pointer;
  transition: all var(--duration-fast) var(--ease-standard);
  position: relative;
  overflow: hidden;
  white-space: nowrap;
}

.btn:active { transform: scale(0.96); }

.btn:disabled, .btn[aria-disabled="true"] {
  opacity: 0.5;
  cursor: not-allowed;
  pointer-events: none;
  box-shadow: none;
}

.btn-primary {
  background: var(--gradient-primary);
  color: var(--text-inverse);
  box-shadow: var(--shadow-md);
}
.btn-primary:hover { box-shadow: var(--shadow-lg); transform: translateY(-1px); }
.btn-primary:active { transform: scale(0.96) translateY(0); }

/* 主按钮悬停光泽扫过（微妙的 premium 细节） */
.btn-primary::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(105deg, transparent 40%, rgba(255, 255, 255, 0.22) 50%, transparent 60%);
  transform: translateX(-120%);
  pointer-events: none;
}
.btn-primary:hover::after { transition: transform 0.7s var(--ease-smooth); transform: translateX(120%); }

.btn-secondary {
  background: var(--color-surface);
  color: var(--text-primary);
  border: 1px solid var(--color-border);
}
.btn-secondary:hover { background: var(--color-surface-hover); border-color: var(--color-primary-300); }

.btn-ghost {
  background: transparent;
  color: var(--text-secondary);
}
.btn-ghost:hover { background: var(--gradient-primary-soft); color: var(--color-primary-600); }

.btn-danger {
  background: var(--gradient-danger);
  color: white;
}

.btn-lg { padding: var(--space-4) var(--space-8); font-size: 16px; border-radius: var(--radius-xl); }
.btn-sm { padding: var(--space-2) var(--space-4); font-size: var(--text-small); border-radius: var(--radius-md); }
.btn-icon { width: 40px; height: 40px; padding: 0; border-radius: var(--radius-lg); }

/* 涟漪效果 */
.btn .ripple {
  position: absolute;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.3);
  transform: scale(0);
  animation: ripple 0.6s linear;
  pointer-events: none;
}

@keyframes ripple {
  to { transform: scale(4); opacity: 0; }
}

/* === 6. 卡片系统 === */
.card {
  background: var(--color-surface);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-md);
  padding: var(--space-6);
  transition: all var(--duration-normal) var(--ease-spring);
  border: 1px solid var(--color-border-light);
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.card-static {
  transition: none;
}
.card-static:hover {
  transform: none;
  box-shadow: var(--shadow-md);
}

/* === 7. 输入框系统 === */
.input-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.input-label {
  font-size: var(--text-small);
  font-weight: 500;
  color: var(--text-secondary);
}

.input {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: var(--text-body);
  font-family: var(--font-body);
  color: var(--text-primary);
  background: var(--color-surface);
  transition: all var(--duration-fast) var(--ease-standard);
  outline: none;
}

.input:focus {
  border-color: var(--color-primary-500);
  box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.1);
}

.input.input-error {
  border-color: var(--color-danger);
  box-shadow: 0 0 0 3px rgba(244, 63, 94, 0.1);
  animation: shake 0.4s ease;
}

.input.input-success {
  border-color: var(--color-success);
  box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.1);
}

.input::placeholder { color: var(--text-tertiary); opacity: 1; }

@keyframes shake {
  0%, 100% { transform: translateX(0); }
  25% { transform: translateX(-4px); }
  50% { transform: translateX(4px); }
  75% { transform: translateX(-4px); }
}

/* === 8. 标签/徽章 === */
.badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full);
  font-size: var(--text-caption);
  font-weight: 500;
}

.badge-success { background: var(--color-success-light); color: var(--color-success); }
.badge-warning { background: var(--color-warning-light); color: var(--color-warning); }
.badge-danger { background: var(--color-danger-light); color: var(--color-danger); }
.badge-primary { background: var(--gradient-primary-soft); color: var(--color-primary-600); }
.badge-gold { background: var(--color-gold-light); color: var(--color-gold); }

/* === 9. 加载状态 === */
.skeleton {
  background: linear-gradient(90deg, var(--color-bg-tertiary) 25%, var(--color-border-light) 50%, var(--color-bg-tertiary) 75%);
  background-size: 200% 100%;
  animation: shimmer 1.5s ease-in-out infinite;
  border-radius: var(--radius-md);
}

@keyframes shimmer {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

.spinner {
  width: 24px;
  height: 24px;
  border: 2.5px solid var(--color-border);
  border-top-color: var(--color-primary-500);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* === 10. Toast 通知 === */
.toast {
  position: fixed;
  top: var(--space-6);
  right: var(--space-6);
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-4) var(--space-6);
  background: var(--color-surface);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-xl);
  border: 1px solid var(--color-border-light);
  transform: translateX(120%);
  transition: transform var(--duration-normal) var(--ease-spring);
  z-index: 10000;
}

.toast.show { transform: translateX(0); }

.toast-icon {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

/* === 11. 模态框 === */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.2);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9000;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--duration-normal) var(--ease-standard);
}

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

.modal {
  background: var(--color-surface);
  border-radius: var(--radius-2xl);
  box-shadow: var(--shadow-xl);
  padding: var(--space-8);
  max-width: 480px;
  width: 90%;
  transform: scale(0.96) translateY(8px);
  transition: transform var(--duration-normal) var(--ease-spring);
}

.modal-overlay.active .modal {
  transform: scale(1) translateY(0);
}

/* === 12. 进度条 === */
.progress {
  height: 4px;
  background: var(--color-bg-tertiary);
  border-radius: var(--radius-full);
  overflow: hidden;
}

.progress-bar {
  height: 100%;
  background: var(--gradient-primary);
  border-radius: var(--radius-full);
  transition: width var(--duration-slow) var(--ease-smooth);
}

/* === 13. 全局动画 === */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(16px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes scaleIn {
  from { opacity: 0; transform: scale(0.9); }
  to { opacity: 1; transform: scale(1); }
}

@keyframes slideInRight {
  from { opacity: 0; transform: translateX(24px); }
  to { opacity: 1; transform: translateX(0); }
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

@keyframes glow {
  0%, 100% { box-shadow: 0 0 8px rgba(79, 70, 229, 0.2); }
  50% { box-shadow: 0 0 20px rgba(79, 70, 229, 0.4); }
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-6px); }
}

@keyframes countUp {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

/* 动画工具类 */
.animate-fade-in-up { animation: fadeInUp 0.5s var(--ease-smooth) forwards; }
.animate-fade-in { animation: fadeIn 0.3s var(--ease-standard) forwards; }
.animate-scale-in { animation: scaleIn 0.3s var(--ease-spring) forwards; }
.animate-slide-right { animation: slideInRight 0.4s var(--ease-smooth) forwards; }

/* 交错动画 */
.stagger-1 { animation-delay: 0.05s; }
.stagger-2 { animation-delay: 0.1s; }
.stagger-3 { animation-delay: 0.15s; }
.stagger-4 { animation-delay: 0.2s; }
.stagger-5 { animation-delay: 0.25s; }
.stagger-6 { animation-delay: 0.3s; }

/* 初始隐藏（配合交错动画） */
.stagger-1, .stagger-2, .stagger-3, .stagger-4, .stagger-5, .stagger-6 {
  opacity: 0;
}

/* === 14. 滚动条美化 === */
html { scrollbar-width: thin; scrollbar-color: var(--color-border) transparent; }
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--color-border); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--text-tertiary); }

/* === 15. 选中文本样式 === */
::selection {
  background: rgba(79, 70, 229, 0.15);
  color: var(--text-primary);
}
[data-theme="dark"] ::selection {
  background: rgba(129, 140, 248, 0.3);
  color: #F8FAFC;
}

/* === 16. 焦点可见性（无障碍） === */
:focus-visible {
  outline: 3px solid var(--color-primary-400);
  outline-offset: 2px;
  border-radius: var(--radius-sm);
}
.btn:focus-visible, .card:focus-visible {
  box-shadow: 0 0 0 3px var(--color-primary-100);
}
[data-theme="dark"] :focus-visible { outline-color: var(--color-primary-500); }

/* 跳转到主内容（键盘用户专用，默认隐藏） */
.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}

.skip-link {
  position: absolute; left: var(--space-4); top: -48px;
  padding: var(--space-2) var(--space-4);
  background: var(--color-primary-600); color: white;
  border-radius: var(--radius-md); z-index: 2000;
  text-decoration: none; font-size: var(--text-small);
  transition: top var(--duration-fast);
}
.skip-link:focus { top: var(--space-4); }

/* === 16b. 减弱动效偏好（无障碍） === */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* === 17. 灵猫品牌纹理（45度猫纹） === */
.brand-pattern {
  background-image: repeating-linear-gradient(
    45deg,
    transparent,
    transparent 20px,
    rgba(79, 70, 229, 0.02) 20px,
    rgba(79, 70, 229, 0.02) 21px
  );
}

[data-theme="dark"] .brand-pattern {
  background-image: repeating-linear-gradient(
    45deg,
    transparent,
    transparent 20px,
    rgba(129, 140, 248, 0.03) 20px,
    rgba(129, 140, 248, 0.03) 21px
  );
}

/* === 18. 合规组件（官方积分说明公告 / 合规芯片） ===
   全站统一口径：LMP 为信誉贡献积分（官方渠道发放），无价格、不可交易、不涉融资。
   页面可直接复用 .official-notice / .compliance-chip，禁止页面内重复定义 */
.official-notice {
  display: flex; gap: var(--space-4); align-items: flex-start;
  background: var(--gradient-primary-soft);
  border: 1px solid var(--color-primary-100);
  border-radius: var(--radius-xl);
  padding: var(--space-5) var(--space-6);
  margin-bottom: var(--space-8);
}
[data-theme="dark"] .official-notice { border-color: rgba(129,140,248,0.25); }
.official-seal {
  width: 44px; height: 44px; border-radius: var(--radius-full); flex-shrink: 0;
  background: var(--gradient-primary); color: white;
  display: flex; align-items: center; justify-content: center;
  box-shadow: var(--shadow-md);
}
.official-notice h3 { font-size: var(--text-body); font-weight: 600; margin-bottom: 4px; }
.official-notice p { font-size: var(--text-small); color: var(--text-secondary); line-height: 1.7; }

.compliance-chips { display: flex; gap: var(--space-2); flex-wrap: wrap; margin-top: var(--space-3); }
.compliance-chip {
  display: inline-flex; align-items: center; gap: 5px;
  font-size: var(--text-caption); font-weight: 500;
  padding: 4px 10px; border-radius: var(--radius-full);
  background: var(--color-surface); border: 1px solid var(--color-border);
  color: var(--text-secondary);
}
.compliance-chip svg { color: var(--color-primary-600); }
[data-theme="dark"] .compliance-chip svg { color: var(--color-primary-400); }

/* === 19. 品牌 Logo（官方资产，位于 assets/，禁止页面内手绘替代） ===
   logo-mark.png       纯图形标（透明底，蓝渐变猫头）——导航/图标/头像位
   logo-full.png       横版组合标（图形+中英文字，透明底）——亮色背景首屏/引导页
   logo-full-dark.png  组合标白字版——暗色背景/暗色主题
   logo-mark-white.png 白色单色图形标——彩色/渐变底（如锁屏）
   favicon-32/64.png、apple-touch-icon.png——浏览器图标 */
.brand-logo-mark { width: 28px; height: 28px; object-fit: contain; flex-shrink: 0; }
.brand-logo-mark.lg { width: 40px; height: 40px; }
.brand-logo-mark.sm { width: 22px; height: 22px; }
.brand-logo-mark.xs { width: 16px; height: 16px; }
.brand-logo-full { height: 36px; width: auto; display: inline-block; }
.brand-logo-full.lg { height: 64px; }
/* 组合标亮/暗双图切换：页面同时放置两张 img，按主题显示其一 */
.logo-dark-only { display: none; }
[data-theme="dark"] .logo-light-only { display: none; }
[data-theme="dark"] .logo-dark-only { display: inline-block; }

/* === 20. KYC 实名认证组件 ===
   合规原则：认证免费；链上仅存认证结果与信息哈希，明文不上传、不上链。
   页面可直接复用 .kyc-badge / .kyc-gate-banner / .kyc-steps，禁止页面内重复定义 */

/* --- 20.1 认证状态徽章（全局通用，可挂在头像/昵称/设置项旁） --- */
.kyc-badge {
  display: inline-flex; align-items: center; gap: 4px;
  font-size: var(--text-caption); font-weight: 600; line-height: 1;
  padding: 4px 10px; border-radius: var(--radius-full);
  text-decoration: none; white-space: nowrap;
  transition: all var(--duration-fast) var(--ease-spring);
}
.kyc-badge::before { content: ''; width: 6px; height: 6px; border-radius: 50%; background: currentColor; }
.kyc-badge.unverified { background: var(--color-warning-light); color: #B45309; }
[data-theme="dark"] .kyc-badge.unverified { color: #FBBF24; }
.kyc-badge.pending { background: rgba(79,70,229,0.1); color: var(--color-primary-600); }
[data-theme="dark"] .kyc-badge.pending { color: var(--color-primary-400); }
.kyc-badge.pending::before { animation: kyc-pulse 1.4s ease-in-out infinite; }
.kyc-badge.verified { background: var(--color-success-light); color: #047857; }
[data-theme="dark"] .kyc-badge.verified { color: #34D399; }
a.kyc-badge:hover { transform: translateY(-1px); box-shadow: var(--shadow-md); }
@keyframes kyc-pulse { 0%, 100% { opacity: 1; } 50% { opacity: 0.3; } }

/* --- 20.2 门控横幅（未实名功能前置提示，带"去认证"引导） --- */
.kyc-gate-banner {
  display: flex; align-items: center; gap: var(--space-4);
  background: var(--color-warning-light);
  border: 1px solid rgba(245,158,11,0.35);
  border-radius: var(--radius-xl);
  padding: var(--space-4) var(--space-6);
  margin-bottom: var(--space-6);
  animation: fadeInUp var(--duration-normal) var(--ease-spring);
}
[data-theme="dark"] .kyc-gate-banner { background: rgba(245,158,11,0.08); }
.kyc-gate-icon {
  width: 36px; height: 36px; border-radius: var(--radius-lg); flex-shrink: 0;
  background: var(--gradient-gold); color: white;
  display: flex; align-items: center; justify-content: center; font-size: 18px;
}
.kyc-gate-text { flex: 1; min-width: 0; }
.kyc-gate-text strong { display: block; font-size: var(--text-small); font-weight: 600; }
.kyc-gate-text span { font-size: var(--text-caption); color: var(--text-secondary); }
.kyc-gate-banner .btn { flex-shrink: 0; }
.kyc-gate-dismiss { flex-shrink: 0; }

/* --- 20.3 四步流程步骤条 --- */
.kyc-steps {
  display: flex; align-items: flex-start; justify-content: center;
  gap: 0; margin-bottom: var(--space-8);
}
.kyc-step { display: flex; flex-direction: column; align-items: center; gap: var(--space-2); width: 96px; }
.kyc-step-num {
  width: 36px; height: 36px; border-radius: var(--radius-full);
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-display); font-size: var(--text-small); font-weight: 700;
  background: var(--color-bg-tertiary); color: var(--text-tertiary);
  border: 2px solid transparent;
  transition: all var(--duration-normal) var(--ease-spring);
}
.kyc-step-label { font-size: var(--text-caption); color: var(--text-tertiary); text-align: center; }
.kyc-step.active .kyc-step-num {
  background: var(--gradient-primary); color: white;
  box-shadow: 0 4px 14px rgba(79,70,229,0.35); transform: scale(1.08);
}
.kyc-step.active .kyc-step-label { color: var(--color-primary-600); font-weight: 600; }
[data-theme="dark"] .kyc-step.active .kyc-step-label { color: var(--color-primary-400); }
.kyc-step.done .kyc-step-num { background: var(--color-success); color: white; }
.kyc-step.done .kyc-step-label { color: var(--text-secondary); }
.kyc-step-line { flex: 1; max-width: 72px; height: 2px; background: var(--color-bg-tertiary); margin-top: 17px; border-radius: 1px; }
.kyc-step-line.done { background: var(--color-success); }

/* --- 20.4 主体通道切换（个人/企业） --- */
.kyc-type-toggle {
  display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-4);
  margin-bottom: var(--space-6);
}
.kyc-type-btn {
  display: flex; align-items: center; gap: var(--space-3);
  padding: var(--space-4) var(--space-5);
  background: var(--color-surface); border: 2px solid var(--color-border-light);
  border-radius: var(--radius-xl); cursor: pointer; text-align: left;
  transition: all var(--duration-normal) var(--ease-spring);
}
.kyc-type-btn:hover { border-color: var(--color-primary-300); transform: translateY(-2px); box-shadow: var(--shadow-md); }
.kyc-type-btn.active { border-color: var(--color-primary-500); background: var(--gradient-primary-soft); }
.kyc-type-icon {
  width: 40px; height: 40px; border-radius: var(--radius-lg); flex-shrink: 0;
  display: flex; align-items: center; justify-content: center; font-size: 20px;
  background: var(--color-bg-tertiary);
}
.kyc-type-btn.active .kyc-type-icon { background: var(--gradient-primary); }
.kyc-type-name { font-size: var(--text-body); font-weight: 600; display: block; }
.kyc-type-desc { font-size: var(--text-caption); color: var(--text-tertiary); }

/* --- 20.5 表单行 / 证件上传框 --- */
.kyc-form-grid { display: grid; gap: var(--space-4); }
.kyc-field label { display: block; font-size: var(--text-small); font-weight: 600; margin-bottom: var(--space-2); }
.kyc-field .hint { font-size: var(--text-caption); color: var(--text-tertiary); margin-top: 6px; }
.kyc-sms-row { display: flex; gap: var(--space-3); }
.kyc-sms-row .input { flex: 1; }
.kyc-upload {
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: var(--space-2);
  min-height: 140px; padding: var(--space-5);
  border: 2px dashed var(--color-border); border-radius: var(--radius-xl);
  background: var(--color-bg-secondary); cursor: pointer; text-align: center;
  transition: all var(--duration-normal) var(--ease-spring);
}
.kyc-upload:hover { border-color: var(--color-primary-400); background: var(--gradient-primary-soft); }
.kyc-upload.filled { border-style: solid; border-color: var(--color-success); background: var(--color-success-light); cursor: default; }
.kyc-upload-icon { font-size: 28px; }
.kyc-upload strong { font-size: var(--text-small); }
.kyc-upload span { font-size: var(--text-caption); color: var(--text-tertiary); }

/* --- 20.6 人脸核验动画框 --- */
.kyc-face {
  position: relative; width: 200px; height: 200px; margin: 0 auto var(--space-5);
  border-radius: var(--radius-full);
  background: var(--gradient-primary-soft);
  border: 3px solid var(--color-primary-300);
  display: flex; align-items: center; justify-content: center;
  overflow: hidden;
}
.kyc-face-emoji { font-size: 72px; }
.kyc-face.scanning::after {
  content: ''; position: absolute; left: 0; right: 0; height: 3px;
  background: linear-gradient(90deg, transparent, var(--color-primary-500), transparent);
  box-shadow: 0 0 16px var(--color-primary-500);
  animation: kyc-scan 1.6s ease-in-out infinite;
}
@keyframes kyc-scan { 0% { top: 8%; } 50% { top: 88%; } 100% { top: 8%; } }
.kyc-face.passed { border-color: var(--color-success); }

/* --- 20.7 认证回执（成功页凭证卡） --- */
.kyc-receipt {
  background: var(--gradient-primary-soft);
  border: 1px solid var(--color-primary-100);
  border-radius: var(--radius-xl); padding: var(--space-6);
}
[data-theme="dark"] .kyc-receipt { border-color: rgba(129,140,248,0.25); }
.kyc-receipt-row {
  display: flex; justify-content: space-between; gap: var(--space-4);
  padding: var(--space-3) 0; border-bottom: 1px dashed var(--color-border-light);
  font-size: var(--text-small);
}
.kyc-receipt-row:last-child { border-bottom: none; }
.kyc-receipt-row .k { color: var(--text-tertiary); flex-shrink: 0; }
.kyc-receipt-row .v { font-weight: 600; text-align: right; word-break: break-all; }

/* --- 20.8 权限矩阵表 --- */
.kyc-perm-table { width: 100%; border-collapse: collapse; font-size: var(--text-small); }
.kyc-perm-table th, .kyc-perm-table td {
  padding: var(--space-3) var(--space-4); text-align: left;
  border-bottom: 1px solid var(--color-border-light);
}
.kyc-perm-table th { font-size: var(--text-caption); color: var(--text-tertiary); font-weight: 600; }
.kyc-perm-table td:not(:first-child) { text-align: center; width: 110px; }
.kyc-perm-table th:not(:first-child) { text-align: center; width: 110px; }
.kyc-perm-yes { color: var(--color-success); font-weight: 700; }
.kyc-perm-no { color: var(--text-tertiary); }
.kyc-perm-limited { color: var(--color-warning); font-weight: 600; }

/* === 21. 实时链上数据组件 ===
   钱包只读接入线上节点（同源 /rpc 代理）：真实区块高度 / 已确认交易 / 在线节点 / TPS + 连接状态徽章。
   离线时自动回落演示数据，徽章转「离线 · 演示」。页面直接复用，禁止重复定义。 */

/* --- 21.1 顶栏网络徽章连接态 --- */
.network-badge.is-offline { color: var(--text-tertiary); }
.network-badge.is-offline .network-dot {
  background: var(--color-warning); box-shadow: 0 0 0 3px var(--color-warning-light);
}
.network-badge.is-live .network-dot { animation: chain-pulse 2s ease-in-out infinite; }
@keyframes chain-pulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.45); }
  50%      { box-shadow: 0 0 0 5px rgba(16, 185, 129, 0); }
}

/* --- 21.2 实时链上状态条（挂在余额卡下方） --- */
.chain-live {
  display: flex; align-items: center; gap: var(--space-6); flex-wrap: wrap;
  padding: var(--space-4) var(--space-6); margin-bottom: var(--space-6);
  background: var(--color-surface);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-xl); box-shadow: var(--shadow-sm);
  animation: fadeInUp var(--duration-normal) var(--ease-spring);
}
[data-theme="dark"] .chain-live { background: var(--color-bg-secondary); }
.chain-live-item { display: flex; flex-direction: column; gap: 2px; min-width: 88px; }
.chain-live-label {
  font-size: var(--text-caption); color: var(--text-tertiary);
  display: flex; align-items: center; gap: 4px; white-space: nowrap;
}
.chain-live-value {
  font-family: var(--font-display); font-size: var(--text-h3); font-weight: 700;
  color: var(--text-primary); font-variant-numeric: tabular-nums; line-height: 1.15;
}
.chain-live-value .unit {
  font-size: var(--text-caption); color: var(--text-tertiary); font-weight: 600; margin-left: 3px;
}
.chain-live-spacer { flex: 1; min-width: 0; }
.chain-live-badge {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 6px 14px; border-radius: var(--radius-full);
  font-size: var(--text-caption); font-weight: 600; white-space: nowrap;
  background: var(--color-success-light); color: var(--color-success);
  transition: all var(--duration-fast) var(--ease-spring);
}
.chain-live-badge::before { content: ''; width: 7px; height: 7px; border-radius: 50%; background: currentColor; }
.chain-live-badge.is-live::before { animation: chain-pulse 2s ease-in-out infinite; }
.chain-live-badge.is-offline { background: var(--color-warning-light); color: var(--color-warning); }
@media (max-width: 640px) {
  .chain-live { gap: var(--space-4); padding: var(--space-4); }
  .chain-live-item { min-width: 72px; }
  .chain-live-value { font-size: var(--text-body); }
}