/* ===== 可爱海洋主题样式 ===== */
/* 活泼可爱的配色和通用组件 */

/* ===== 配色系统 ===== */
:root {
  /* 主色 - 紫色系 */
  --primary-color: #6366F1;
  --primary-light: #A5B4FC;
  --primary-dark: #4F46E5;
  
  /* 辅助色 */
  --coral-pink: #FF6B9D;
  --mint-green: #A5D6A7;
  --sunshine-yellow: #FFD54F;
  --lavender: #B39DDB;
  --peach: #FFAB91;
  
  /* 背景色 */
  --bg-gradient-start: #E3F2FD;
  --bg-gradient-end: #E0F2F1;
  --bg-ocean: linear-gradient(180deg, #E3F2FD 0%, #B2EBF2 50%, #80DEEA 100%);
  
  /* 中性色 */
  --white: #FFFFFF;
  --light-gray: #F5F5F5;
  --gray: #E0E0E0;
  --dark-gray: #757575;
  
  /* 阴影 */
  --shadow-sm: 0 2px 8px rgba(99, 102, 241, 0.15);
  --shadow-md: 0 4px 15px rgba(99, 102, 241, 0.25);
  --shadow-lg: 0 8px 30px rgba(99, 102, 241, 0.35);
  --shadow-soft: 0 5px 20px rgba(99, 102, 241, 0.2);
  
  /* 圆角 */
  --radius-sm: 8px;
  --radius-md: 15px;
  --radius-lg: 25px;
  --radius-xl: 35px;
  --radius-full: 50%;
  
  /* 间距 */
  --space-xs: 4px;
  --space-sm: 8px;
  --space-md: 16px;
  --space-lg: 24px;
  --space-xl: 32px;
}

/* ===== 全局样式重置 ===== */
* {
  box-sizing: border-box;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen', 'Ubuntu', 'Cantarell', 'Fira Sans', 'Droid Sans', 'Helvetica Neue', sans-serif;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  background: linear-gradient(135deg, var(--bg-gradient-start), var(--bg-gradient-end));
  min-height: 100vh;
  position: relative;
}

/* ===== 可爱按钮样式 ===== */
.cute-button {
  padding: 12px 30px;
  border: none;
  border-radius: var(--radius-lg);
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s cubic-bezier(0.68, -0.55, 0.265, 1.55);
  box-shadow: var(--shadow-md);
  position: relative;
  overflow: hidden;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
}

.cute-button:hover {
  transform: translateY(-3px) scale(1.02);
  box-shadow: var(--shadow-lg);
}

.cute-button:active {
  transform: translateY(-1px) scale(0.98);
}

.cute-button-primary {
  background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
  color: var(--white);
}

.cute-button-coral {
  background: linear-gradient(135deg, var(--coral-pink), #FF8FAB);
  color: var(--white);
}

.cute-button-success {
  background: linear-gradient(135deg, var(--mint-green), #C5E1A5);
  color: var(--white);
}

.cute-button-sunshine {
  background: linear-gradient(135deg, var(--sunshine-yellow), #FFE082);
  color: #5D4037;
}

/* 按钮波纹效果 */
.cute-button::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0;
  height: 0;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.5);
  transform: translate(-50%, -50%);
  transition: width 0.6s, height 0.6s;
}

.cute-button:active::before {
  width: 300px;
  height: 300px;
}

/* ===== 可爱卡片样式 ===== */
.cute-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  box-shadow: var(--shadow-md);
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

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

.cute-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}

/* ===== 可爱输入框样式 ===== */
.cute-input {
  padding: 12px 20px;
  border: 2px solid var(--gray);
  border-radius: var(--radius-md);
  font-size: 14px;
  transition: all 0.3s ease;
  background: var(--white);
}

.cute-input:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 4px rgba(79, 195, 247, 0.1);
  transform: scale(1.02);
}

/* ===== 可爱滑块样式 ===== */
.cute-slider {
  -webkit-appearance: none;
  appearance: none;
  width: 100%;
  height: 8px;
  border-radius: var(--radius-sm);
  background: linear-gradient(90deg, var(--primary-light), var(--primary-color));
  outline: none;
  opacity: 0.9;
  transition: opacity 0.3s;
}

.cute-slider:hover {
  opacity: 1;
}

.cute-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--white), var(--primary-light));
  cursor: pointer;
  box-shadow: var(--shadow-md);
  border: 3px solid var(--primary-color);
  transition: all 0.3s ease;
}

.cute-slider::-webkit-slider-thumb:hover {
  transform: scale(1.2);
  box-shadow: var(--shadow-lg);
}

.cute-slider::-moz-range-thumb {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--white), var(--primary-light));
  cursor: pointer;
  box-shadow: var(--shadow-md);
  border: 3px solid var(--primary-color);
  transition: all 0.3s ease;
}

.cute-slider::-moz-range-thumb:hover {
  transform: scale(1.2);
  box-shadow: var(--shadow-lg);
}

/* ===== 可爱标签样式 ===== */
.cute-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  padding: 6px 12px;
  border-radius: var(--radius-lg);
  font-size: 12px;
  font-weight: 600;
  background: var(--primary-color);
  color: var(--white);
  box-shadow: var(--shadow-sm);
}

.cute-badge-coral {
  background: var(--coral-pink);
}

.cute-badge-mint {
  background: var(--mint-green);
  color: #2E7D32;
}

.cute-badge-sunshine {
  background: var(--sunshine-yellow);
  color: #5D4037;
}

/* ===== 可爱工具提示 ===== */
.cute-tooltip {
  position: relative;
  display: inline-block;
}

.cute-tooltip .tooltip-text {
  visibility: hidden;
  background: rgba(0, 0, 0, 0.8);
  color: var(--white);
  text-align: center;
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  position: absolute;
  z-index: 1000;
  bottom: 125%;
  left: 50%;
  transform: translateX(-50%);
  opacity: 0;
  transition: all 0.3s ease;
  font-size: 12px;
  white-space: nowrap;
}

.cute-tooltip .tooltip-text::after {
  content: '';
  position: absolute;
  top: 100%;
  left: 50%;
  margin-left: -5px;
  border-width: 5px;
  border-style: solid;
  border-color: rgba(0, 0, 0, 0.8) transparent transparent transparent;
}

.cute-tooltip:hover .tooltip-text {
  visibility: visible;
  opacity: 1;
  transform: translateX(-50%) translateY(-5px);
}

/* ===== 可爱进度条 ===== */
.cute-progress {
  width: 100%;
  height: 12px;
  background: var(--gray);
  border-radius: var(--radius-lg);
  overflow: hidden;
  position: relative;
  box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.1);
}

.cute-progress-bar {
  height: 100%;
  background: linear-gradient(90deg, var(--primary-color), var(--primary-light), var(--mint-green));
  background-size: 200% 100%;
  animation: wave 2s linear infinite;
  border-radius: var(--radius-lg);
  transition: width 0.5s ease;
  position: relative;
}

.cute-progress-bar::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 50%;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.3), transparent);
  border-radius: var(--radius-lg);
}

/* ===== 可爱选择框样式 ===== */
.cute-select {
  padding: 10px 40px 10px 15px;
  border: 2px solid var(--gray);
  border-radius: var(--radius-md);
  font-size: 14px;
  background: var(--white);
  cursor: pointer;
  transition: all 0.3s ease;
  appearance: none;
  background-image: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" width="12" height="12" viewBox="0 0 12 12"><path fill="%234FC3F7" d="M6 9L1 4h10z"/></svg>');
  background-repeat: no-repeat;
  background-position: right 12px center;
}

.cute-select:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 4px rgba(79, 195, 247, 0.1);
}

.cute-select:hover {
  border-color: var(--primary-light);
}

/* ===== 可爱复选框样式 ===== */
.cute-checkbox {
  position: relative;
  display: inline-flex;
  align-items: center;
  cursor: pointer;
  user-select: none;
  gap: var(--space-sm);
}

.cute-checkbox input {
  position: absolute;
  opacity: 0;
  cursor: pointer;
}

.cute-checkbox .checkmark {
  width: 24px;
  height: 24px;
  border: 2px solid var(--gray);
  border-radius: var(--radius-sm);
  background: var(--white);
  transition: all 0.3s ease;
  position: relative;
}

.cute-checkbox:hover .checkmark {
  border-color: var(--primary-color);
  transform: scale(1.1);
}

.cute-checkbox input:checked ~ .checkmark {
  background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
  border-color: var(--primary-color);
}

.cute-checkbox .checkmark::after {
  content: '';
  position: absolute;
  display: none;
  left: 7px;
  top: 3px;
  width: 6px;
  height: 12px;
  border: solid var(--white);
  border-width: 0 2px 2px 0;
  transform: rotate(45deg);
}

.cute-checkbox input:checked ~ .checkmark::after {
  display: block;
}

/* ===== 颜色按钮样式 ===== */
.cute-color-button {
  width: 40px;
  height: 40px;
  border: 3px solid var(--white);
  border-radius: 50%;
  cursor: pointer;
  transition: all 0.3s cubic-bezier(0.68, -0.55, 0.265, 1.55);
  box-shadow: var(--shadow-sm);
  position: relative;
}

.cute-color-button:hover {
  transform: scale(1.2) rotate(10deg);
  box-shadow: var(--shadow-md);
  border-color: var(--primary-color);
}

.cute-color-button:active {
  transform: scale(0.9);
}

.cute-color-button.active {
  border-width: 4px;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 4px rgba(79, 195, 247, 0.2);
}

/* ===== 可爱图标按钮 ===== */
.cute-icon-button {
  width: 48px;
  height: 48px;
  border: none;
  border-radius: 50%;
  background: var(--white);
  color: var(--primary-color);
  font-size: 20px;
  cursor: pointer;
  transition: all 0.3s ease;
  box-shadow: var(--shadow-sm);
  display: flex;
  align-items: center;
  justify-content: center;
}

.cute-icon-button:hover {
  background: var(--primary-color);
  color: var(--white);
  transform: rotate(10deg) scale(1.1);
  box-shadow: var(--shadow-md);
}

.cute-icon-button:active {
  transform: scale(0.9);
}

/* ===== 可爱画布容器 ===== */
.cute-canvas-container {
  position: relative;
  display: block;
  width: fit-content; /* 自适应内容宽度 */
  padding: 20px;
  background: var(--white);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
  border: 3px solid var(--primary-light);
  margin: 0 auto; /* 居中显示 */
}

.cute-canvas-container canvas {
  display: block;
  border-radius: var(--radius-md);
  box-shadow: inset 0 2px 8px rgba(0, 0, 0, 0.05);
}

/* 粒子容器 - 绝对定位，不影响布局 */
.particles-container {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  overflow: hidden;
  z-index: 10;
}

/* 粒子动画 */
@keyframes explode {
  0% {
    transform: translate(0, 0) scale(1);
    opacity: 1;
  }
  100% {
    transform: translate(var(--tx), var(--ty)) scale(0);
    opacity: 0;
  }
}

@keyframes confetti {
  0% {
    transform: translate(0, 0) rotate(0deg) scale(1);
    opacity: 1;
  }
  100% {
    transform: translate(var(--tx), var(--ty)) rotate(720deg) scale(0);
    opacity: 0;
  }
}

/* ===== 可爱加载动画 ===== */
.cute-loader {
  display: inline-flex;
  gap: 8px;
}

.cute-loader-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--primary-color);
  animation: bounce 1.4s ease-in-out infinite;
}

.cute-loader-dot:nth-child(1) {
  background: var(--primary-color);
  animation-delay: 0s;
}

.cute-loader-dot:nth-child(2) {
  background: var(--coral-pink);
  animation-delay: 0.2s;
}

.cute-loader-dot:nth-child(3) {
  background: var(--mint-green);
  animation-delay: 0.4s;
}

/* ===== 可爱通知 ===== */
.cute-notification {
  position: fixed;
  top: 80px;
  right: 20px;
  padding: 16px 24px;
  background: var(--white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  border-left: 4px solid var(--primary-color);
  animation: fadeInUp 0.3s ease;
  z-index: 10000;
  max-width: 320px;
}

.cute-notification-success {
  border-left-color: var(--mint-green);
}

.cute-notification-error {
  border-left-color: var(--coral-pink);
}

.cute-notification-warning {
  border-left-color: var(--sunshine-yellow);
}

/* ===== 可爱弹窗样式 ===== */
.cute-modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(5px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 10000;
  animation: fadeIn 0.3s ease;
}

.cute-modal {
  background: var(--white);
  border-radius: var(--radius-xl);
  padding: var(--space-xl);
  max-width: 500px;
  width: 90%;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: var(--shadow-lg);
  animation: fadeInScale 0.3s cubic-bezier(0.68, -0.55, 0.265, 1.55);
  position: relative;
  border: 3px solid var(--primary-light);
}

/* ===== 响应式调整 ===== */
@media (max-width: 768px) {
  :root {
    --space-lg: 16px;
    --space-xl: 24px;
  }
  
  .cute-button {
    padding: 10px 20px;
    font-size: 14px;
  }
  
  .cute-card {
    padding: var(--space-md);
  }
  
  .cute-modal {
    padding: var(--space-lg);
    width: 95%;
  }
  
  .cute-color-button {
    width: 35px;
    height: 35px;
  }
  
  .cute-icon-button {
    width: 40px;
    height: 40px;
    font-size: 18px;
  }
}