/**
 * 智慧宫现代化增强样式系统
 * 
 * 🎯 特性:
 * - 现代玻璃态设计
 * - 响应式网格系统
 * - 流畅动画效果
 * - 现代化组件样式
 * - 移动端优化
 */

/* 🎨 现代设计Token */
:root {
  /* 清新的渐变色板 - 融合紫色调增加温暖感 */
  --modern-gradient-primary: linear-gradient(135deg, #74b9ff 0%, #667eea 100%);
  --modern-gradient-secondary: linear-gradient(45deg, #55a3ff, #764ba2);
  --modern-gradient-accent: linear-gradient(45deg, #fdcb6e, #e17055);
  --modern-gradient-info: linear-gradient(45deg, #81ecec, #00b894);
  --modern-gradient-success: linear-gradient(45deg, #6c5ce7, #a29bfe);
  --modern-gradient-warm: linear-gradient(45deg, #667eea, #764ba2);
  
  /* 清新明亮的色彩 - 简明清新的感觉 */
  --modern-primary: 116, 185, 255;
  --modern-secondary: 255, 255, 255;
  --modern-accent: 253, 203, 110;
  --modern-info: 129, 236, 236;
  --modern-success: 108, 92, 231;
  --modern-danger: 255, 118, 117;
  
  /* 现代化间距 */
  --modern-space-xs: 0.25rem;
  --modern-space-sm: 0.5rem;
  --modern-space-md: 1rem;
  --modern-space-lg: 1.5rem;
  --modern-space-xl: 2rem;
  --modern-space-2xl: 3rem;
  
  /* 现代化圆角 */
  --modern-radius-sm: 8px;
  --modern-radius-md: 12px;
  --modern-radius-lg: 16px;
  --modern-radius-xl: 24px;
  
  /* 现代化阴影 - 清新明媚效果 */
  --modern-shadow-sm: 0 2px 8px rgba(116, 185, 255, 0.1);
  --modern-shadow-md: 0 4px 20px rgba(116, 185, 255, 0.15);
  --modern-shadow-lg: 0 8px 40px rgba(116, 185, 255, 0.2);
  --modern-shadow-xl: 0 16px 60px rgba(116, 185, 255, 0.25);
  
  /* 现代化排版 - 清新简约风格 */
  --modern-font-family: 'Inter', 'SF Pro Display', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', sans-serif;
  --modern-font-size-xs: 0.75rem;
  --modern-font-size-sm: 0.875rem;
  --modern-font-size-md: 1rem;
  --modern-font-size-lg: 1.125rem;
  --modern-font-size-xl: 1.25rem;
  --modern-font-size-2xl: 1.5rem;
  --modern-font-size-3xl: 1.875rem;
  
  /* 清新字体权重 */
  --modern-font-weight-light: 300;
  --modern-font-weight-normal: 400;
  --modern-font-weight-medium: 500;
  --modern-font-weight-semibold: 600;
  --modern-font-weight-bold: 700;
  
  /* 现代化过渡效果 */
  --modern-transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --modern-transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --modern-transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

/* 🎯 现代化容器系统 */
.modern-container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--modern-space-lg);
}

@media (max-width: 768px) {
  .modern-container {
    padding: 0 var(--modern-space-md);
  }
}

/* 🎯 现代化网格系统 */
.modern-grid {
  display: grid;
  gap: var(--modern-space-xl);
}

.modern-grid-2 {
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
}

.modern-grid-3 {
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.modern-grid-4 {
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
}

@media (max-width: 768px) {
  .modern-grid,
  .modern-grid-2,
  .modern-grid-3,
  .modern-grid-4 {
    grid-template-columns: 1fr;
    gap: var(--modern-space-lg);
  }
}

/* 🎯 现代化卡片设计 - 简化版本 */
.modern-card {
  background: rgba(var(--modern-secondary), 0.9);
  border-radius: var(--modern-radius-lg);
  box-shadow: var(--modern-shadow-sm);
  padding: var(--modern-space-xl);
  transition: all var(--modern-transition-normal);
  border: 1px solid rgba(var(--modern-primary), 0.1);
}

.modern-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--modern-shadow-md);
  border-color: rgba(var(--modern-primary), 0.2);
}

/* 🎯 现代化按钮系统 - 增强版本 */
.modern-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--modern-space-sm);
  padding: var(--modern-space-md) var(--modern-space-lg);
  border: none;
  border-radius: 25px;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  font-size: var(--modern-font-size-md);
  font-family: var(--modern-font-family);
  line-height: 1;
  text-shadow: none;
  transition: all var(--modern-transition-normal);
  user-select: none;
  position: relative;
  overflow: hidden;
}

.modern-btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
  transition: left 0.5s;
}

.modern-btn:hover::before {
  left: 100%;
}

.modern-btn:hover {
  transform: translateY(-2px);
}

.modern-btn:active {
  transform: translateY(0);
}

/* 按钮变体 */
.modern-btn-primary {
  background: var(--modern-gradient-primary);
  color: white;
  box-shadow: var(--modern-shadow-md);
}

.modern-btn-primary:hover {
  box-shadow: var(--modern-shadow-lg);
  transform: translateY(-2px);
}

.modern-btn-secondary {
  background: rgba(var(--modern-secondary), 0.2);
  color: white;
  border: 2px solid rgba(var(--modern-secondary), 0.3);
}

.modern-btn-secondary:hover {
  background: rgba(var(--modern-secondary), 0.3);
  border-color: rgba(var(--modern-secondary), 0.5);
}

.modern-btn-outline {
  background: transparent;
  border: 2px solid rgb(var(--modern-primary));
  color: rgb(var(--modern-primary));
}

.modern-btn-outline:hover {
  background: rgb(var(--modern-primary));
  color: white;
}

.modern-btn-info {
  background: var(--modern-gradient-secondary);
  color: white;
}

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

/* 按钮尺寸 */
.modern-btn-sm {
  padding: var(--modern-space-sm) var(--modern-space-md);
  font-size: var(--modern-font-size-sm);
}

.modern-btn-lg {
  padding: var(--modern-space-lg) var(--modern-space-xl);
  font-size: var(--modern-font-size-lg);
}

.modern-btn-xl {
  padding: var(--modern-space-xl) var(--modern-space-2xl);
  font-size: var(--modern-font-size-xl);
}

/* 🎯 现代化标题样式 - 清新简约 */
.modern-title {
  font-family: var(--modern-font-family);
  font-weight: var(--modern-font-weight-semibold);
  color: #1a202c;
  margin: 0 0 var(--modern-space-md) 0;
  line-height: 1.4;
  letter-spacing: -0.025em;
}

.modern-title-light {
  font-weight: var(--modern-font-weight-medium);
  color: #4a5568;
}

.modern-title-gradient {
  background: var(--modern-gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.modern-title-large {
  font-size: var(--modern-font-size-3xl);
}

.modern-title-medium {
  font-size: var(--modern-font-size-2xl);
}

.modern-title-small {
  font-size: var(--modern-font-size-xl);
}

@media (max-width: 768px) {
  .modern-title-large {
    font-size: var(--modern-font-size-2xl);
  }
  
  .modern-title-medium {
    font-size: var(--modern-font-size-xl);
  }
  
  .modern-title-small {
    font-size: var(--modern-font-size-lg);
  }
}

/* 🎯 现代化文本颜色 */
.modern-text-light {
  color: rgba(var(--modern-secondary), 0.95);
}

.modern-text-muted {
  color: rgba(var(--modern-secondary), 0.7);
}

.modern-text-primary {
  color: rgb(var(--modern-primary));
}

.modern-text-info {
  color: rgb(var(--modern-info));
}

.modern-text-accent {
  color: rgb(var(--modern-accent));
}

/* 🎯 现代化间距系统 */
.modern-space-y-xs > * + * { margin-top: var(--modern-space-xs); }
.modern-space-y-sm > * + * { margin-top: var(--modern-space-sm); }
.modern-space-y-md > * + * { margin-top: var(--modern-space-md); }
.modern-space-y-lg > * + * { margin-top: var(--modern-space-lg); }
.modern-space-y-xl > * + * { margin-top: var(--modern-space-xl); }

.modern-space-x-xs > * + * { margin-left: var(--modern-space-xs); }
.modern-space-x-sm > * + * { margin-left: var(--modern-space-sm); }
.modern-space-x-md > * + * { margin-left: var(--modern-space-md); }
.modern-space-x-lg > * + * { margin-left: var(--modern-space-lg); }
.modern-space-x-xl > * + * { margin-left: var(--modern-space-xl); }

/* 🎯 现代化浮动按钮 */
.modern-float-btn {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  border: none;
  box-shadow: var(--modern-shadow-lg);
  cursor: pointer;
  font-size: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--modern-transition-normal);
  position: relative;
  overflow: hidden;
}

.modern-float-btn::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0;
  height: 0;
  background: rgba(var(--modern-secondary), 0.4);
  border-radius: 50%;
  transform: translate(-50%, -50%);
  opacity: 0;
  transition: width 0.6s, height 0.6s, opacity 0.3s;
}

.modern-float-btn:active::after {
  opacity: 1;
  width: 200px;
  height: 200px;
}

.modern-float-btn:hover {
  transform: translateY(-4px) scale(1.05);
  box-shadow: var(--modern-shadow-xl);
}

.modern-float-btn:active {
  transform: translateY(-2px) scale(0.95);
}

/* 🎯 现代化徽章系统 */
.modern-badge {
  display: inline-flex;
  align-items: center;
  padding: var(--modern-space-xs) var(--modern-space-md);
  border-radius: 12px;
  font-size: var(--modern-font-size-xs);
  font-weight: 600;
  background: var(--modern-gradient-secondary);
  color: white;
  box-shadow: var(--modern-shadow-sm);
  white-space: nowrap;
}

/* 🎯 现代化高光效果 - 增加明媚感 */
.modern-highlight {
  position: relative;
  overflow: hidden;
}

.modern-highlight::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(45deg, transparent 30%, rgba(255, 255, 255, 0.8) 50%, transparent 70%);
  transform: translateX(-100%);
  transition: transform 0.6s;
}

.modern-highlight:hover::after {
  transform: translateX(100%);
}

/* 🎯 现代化光晕效果 */
.modern-glow {
  position: relative;
}

.modern-glow::before {
  content: '';
  position: absolute;
  top: -2px;
  left: -2px;
  right: -2px;
  bottom: -2px;
  background: var(--modern-gradient-primary);
  border-radius: inherit;
  z-index: -1;
  opacity: 0;
  transition: opacity 0.3s;
}

.modern-glow:hover::before {
  opacity: 0.3;
}

/* 🎯 现代化希望元素 */
.modern-hope-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--modern-gradient-info);
  color: white;
  font-size: 20px;
  box-shadow: var(--modern-shadow-md);
  transition: all var(--modern-transition-normal);
}

.modern-hope-icon:hover {
  transform: scale(1.1) rotate(5deg);
  box-shadow: var(--modern-shadow-lg);
}

/* 🎯 实时动态流组件 */
.modern-activity-feed {
  border-radius: var(--modern-radius-lg);
  background: rgba(var(--modern-secondary), 0.8);
  box-shadow: var(--modern-shadow-sm);
  border: 1px solid rgba(var(--modern-primary), 0.1);
  overflow: hidden;
  position: relative;
}

.modern-activity-list {
  max-height: 400px;
  overflow-y: auto;
  scroll-behavior: smooth;
  position: relative;
}

.modern-activity-item {
  padding: var(--modern-space-lg);
  border-bottom: 1px solid rgba(var(--modern-primary), 0.05);
  transition: all var(--modern-transition-normal);
  position: relative;
}

.modern-activity-item:last-child {
  border-bottom: none;
}

.modern-activity-item:hover {
  background: rgba(var(--modern-primary), 0.02);
}

.modern-activity-header {
  display: flex;
  align-items: center;
  gap: var(--modern-space-sm);
  margin-bottom: var(--modern-space-sm);
}

.modern-activity-avatar {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--modern-gradient-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  color: white;
  font-weight: var(--modern-font-weight-medium);
}

.modern-activity-user {
  font-weight: var(--modern-font-weight-medium);
  color: rgb(var(--modern-primary));
  font-size: var(--modern-font-size-sm);
}

.modern-activity-time {
  margin-left: auto;
  font-size: var(--modern-font-size-xs);
  color: rgba(var(--modern-secondary), 0.6);
}

.modern-activity-content {
  font-size: var(--modern-font-size-sm);
  line-height: 1.5;
  color: #2d3748;
}

.modern-activity-type {
  display: inline-flex;
  align-items: center;
  padding: var(--modern-space-xs) var(--modern-space-sm);
  border-radius: var(--modern-radius-sm);
  font-size: var(--modern-font-size-xs);
  font-weight: var(--modern-font-weight-medium);
  margin-right: var(--modern-space-xs);
}

.modern-activity-type-lesson {
  background: rgba(0, 184, 148, 0.1);
  color: #00b894;
}

.modern-activity-type-wiki {
  background: rgba(116, 185, 255, 0.1);
  color: #74b9ff;
}

.modern-activity-item-hidden {
  opacity: 0.7;
  transform: scale(0.98);
}

.modern-activity-show-more {
  text-align: center;
  padding: var(--modern-space-md);
  border-top: 1px solid rgba(var(--modern-primary), 0.1);
  background: rgba(var(--modern-primary), 0.02);
  cursor: pointer;
  font-size: var(--modern-font-size-sm);
  color: rgb(var(--modern-primary));
  transition: all var(--modern-transition-normal);
}

.modern-activity-show-more:hover {
  background: rgba(var(--modern-primary), 0.05);
}

/* 🎯 滚动条美化 */
.modern-activity-list::-webkit-scrollbar {
  width: 6px;
}

.modern-activity-list::-webkit-scrollbar-track {
  background: rgba(var(--modern-primary), 0.05);
  border-radius: 3px;
}

.modern-activity-list::-webkit-scrollbar-thumb {
  background: rgba(var(--modern-primary), 0.3);
  border-radius: 3px;
  transition: all var(--modern-transition-normal);
}

.modern-activity-list::-webkit-scrollbar-thumb:hover {
  background: rgba(var(--modern-primary), 0.5);
}

/* 🎯 现代化阳光效果 */
.modern-sunbeam {
  position: relative;
  overflow: hidden;
}

.modern-sunbeam::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: conic-gradient(
    from 0deg,
    transparent,
    rgba(255, 255, 255, 0.1),
    transparent,
    rgba(255, 255, 255, 0.2),
    transparent,
    rgba(255, 255, 255, 0.1),
    transparent
  );
  animation: modernRotate 10s linear infinite;
  pointer-events: none;
}

/* 🎯 现代化上升箭头 */
.modern-arrow-up {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--modern-gradient-success);
  color: white;
  font-size: 14px;
  transition: all var(--modern-transition-normal);
}

.modern-arrow-up:hover {
  transform: translateY(-3px) scale(1.1);
}

/* 🎯 现代化希望徽章 */
.modern-hope-badge {
  display: inline-flex;
  align-items: center;
  padding: var(--modern-space-sm) var(--modern-space-md);
  border-radius: var(--modern-radius-lg);
  font-size: var(--modern-font-size-sm);
  font-weight: var(--modern-font-weight-medium);
  background: linear-gradient(45deg, #74b9ff, #0984e3, #55a3ff);
  color: white;
  box-shadow: var(--modern-shadow-md);
  position: relative;
  overflow: hidden;
}

.modern-hope-badge::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(45deg, transparent, rgba(255, 255, 255, 0.3), transparent);
  transform: translateX(-100%);
  transition: transform 0.6s;
}

.modern-hope-badge:hover::before {
  transform: translateX(100%);
}

/* 🎯 现代化翅膀效果 */
.modern-wing-span {
  display: flex;
  align-items: center;
  gap: var(--modern-space-sm);
}

.modern-wing {
  width: 24px;
  height: 2px;
  background: var(--modern-gradient-primary);
  border-radius: 1px;
  position: relative;
  transition: all var(--modern-transition-normal);
}

.modern-wing::before,
.modern-wing::after {
  content: '';
  position: absolute;
  width: 16px;
  height: 2px;
  background: inherit;
  border-radius: 1px;
}

.modern-wing::before {
  top: -6px;
  transform: rotate(-15deg);
}

.modern-wing::after {
  top: 6px;
  transform: rotate(15deg);
}

.modern-wing.left {
  transform-origin: right center;
}

.modern-wing.right {
  transform-origin: left center;
}

.modern-wing-span:hover .modern-wing.left {
  transform: rotate(-10deg) scale(1.1);
}

.modern-wing-span:hover .modern-wing.right {
  transform: rotate(10deg) scale(1.1);
}

.modern-badge-info {
  background: var(--modern-gradient-info);
}

.modern-badge-accent {
  background: var(--modern-gradient-accent);
}

.modern-badge-danger {
  background: linear-gradient(45deg, rgb(var(--modern-danger)), #ee5a24);
}

/* 🎯 玻璃态效果 */
.modern-glass {
  background: rgba(var(--modern-secondary), 0.1);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid rgba(var(--modern-secondary), 0.2);
}

.modern-glass-strong {
  background: rgba(var(--modern-secondary), 0.2);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
}

/* 🎯 现代化动画效果 */
@keyframes modernFadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes modernSlideInLeft {
  from {
    opacity: 0;
    transform: translateX(-100px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes modernSlideInRight {
  from {
    opacity: 0;
    transform: translateX(100px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes modernScaleIn {
  from {
    opacity: 0;
    transform: scale(0.8);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

@keyframes modernPulse {
  0%, 100% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.05);
  }
}

@keyframes modernRotate {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}

/* 🎯 现代化动画类 */
.modern-animate-fade-in {
  animation: modernFadeInUp 0.8s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

.modern-animate-slide-in-left {
  animation: modernSlideInLeft 0.6s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

.modern-animate-slide-in-right {
  animation: modernSlideInRight 0.6s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

.modern-animate-scale-in {
  animation: modernScaleIn 0.5s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

.modern-animate-pulse {
  animation: modernPulse 2s infinite;
}

.modern-animate-rotate {
  animation: modernRotate 1s linear infinite;
}

/* 🎯 现代化延迟动画 */
.modern-delay-100 { animation-delay: 0.1s; }
.modern-delay-200 { animation-delay: 0.2s; }
.modern-delay-300 { animation-delay: 0.3s; }
.modern-delay-400 { animation-delay: 0.4s; }
.modern-delay-500 { animation-delay: 0.5s; }
.modern-delay-600 { animation-delay: 0.6s; }
.modern-delay-700 { animation-delay: 0.7s; }
.modern-delay-800 { animation-delay: 0.8s; }

/* 🎯 现代化文本效果 */
.modern-text-gradient {
  background: var(--modern-gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.modern-text-shadow {
  text-shadow: 0 4px 8px rgba(0, 0, 0, 0.3);
}

/* 🎯 现代化加载状态 */
.modern-loading {
  position: relative;
  overflow: hidden;
}

.modern-loading::after {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(var(--modern-secondary), 0.3), transparent);
  animation: modernSlideInLeft 1.5s infinite;
}

/* 🎯 响应式媒体查询 */
@media (max-width: 480px) {
  :root {
    --modern-font-size-xl: 1.25rem;
    --modern-font-size-2xl: 1.5rem;
    --modern-font-size-3xl: 1.75rem;
  }
  
  .modern-container {
    padding: 0 var(--modern-space-sm);
  }
}

/* 🎯 现代化工具类 */
.modern-text-center { text-align: center; }
.modern-text-left { text-align: left; }
.modern-text-right { text-align: right; }

.modern-mt-auto { margin-top: auto; }
.modern-mb-auto { margin-bottom: auto; }
.modern-ml-auto { margin-left: auto; }
.modern-mr-auto { margin-right: auto; }

.modern-full-width { width: 100%; }
.modern-full-height { height: 100%; }

.modern-overflow-hidden { overflow: hidden; }
.modern-overflow-auto { overflow: auto; }

.modern-position-relative { position: relative; }
.modern-position-absolute { position: absolute; }
.modern-position-fixed { position: fixed; }

/* 🎯 现代化触摸优化 */
@media (hover: none) and (pointer: coarse) {
  .modern-btn, .modern-float-btn {
    min-height: 44px;
    min-width: 44px;
  }
  
  .modern-card {
    transform: none !important;
  }
  
  .modern-float-btn:hover {
    transform: none !important;
  }
}

/* 🎯 暗色模式支持 */
@media (prefers-color-scheme: dark) {
  .modern-card {
    background: rgba(30, 34, 45, 0.95);
    border-color: rgba(255, 255, 255, 0.1);
  }
  
  .modern-title {
    color: #f7fafc;
  }
}