/* Root variables */
:root {
  --primary: #673AB7;
  --primary-light: #7E57C2;
  --bg-soft: #EDE7F6;
  --card-bg: #FFFFFF;
  --highlight: #FFB74D;
  --success: #F44336; /* Lu - 红色 */
  --failure: #4CAF50; /* 不Lu - 绿色 */
  --radius-lg: 32px;
  --radius-md: 24px;
  --radius-sm: 12px;
  --glass-alpha: 0.4;
}

* {
  box-sizing: border-box;
  /* 禁用文本选择 */
  -webkit-user-select: none;
  -moz-user-select: none;
  -ms-user-select: none;
  user-select: none;
  /* 禁用拖拽 */
  -webkit-user-drag: none;
  -khtml-user-drag: none;
  -moz-user-drag: none;
  -o-user-drag: none;
  user-drag: none;
  /* 禁用点击高亮 */
  -webkit-tap-highlight-color: transparent;
}

body {
  margin: 0;
  font-family: 'Roboto', sans-serif;
  background: linear-gradient(135deg, var(--bg-soft) 0%, #F3E5F5 100%);
  color: #212121;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* 允许输入框进行文本选择 */
input[type="text"], 
input[type="number"], 
input[type="email"], 
input[type="password"], 
textarea {
  -webkit-user-select: text;
  -moz-user-select: text;
  -ms-user-select: text;
  user-select: text;
}

/* 特别处理滑块，确保不会被选中 */
input[type="range"] {
  -webkit-user-select: none !important;
  -moz-user-select: none !important;
  -ms-user-select: none !important;
  user-select: none !important;
}

/* 禁用图片和canvas的拖拽 */
img, canvas {
  -webkit-user-drag: none;
  -khtml-user-drag: none;
  -moz-user-drag: none;
  -o-user-drag: none;
  user-drag: none;
  pointer-events: auto;
}

/* 允许某些文本内容被选中（如更新日志等） */
.update-content,
.notification-message,
.setting-hint {
  -webkit-user-select: text;
  -moz-user-select: text;
  -ms-user-select: text;
  user-select: text;
}

/* 确保按钮和交互元素不会被拖拽 */
button, .btn-primary, .btn-secondary, .choice-btn, .mode-btn {
  -webkit-user-drag: none !important;
  -khtml-user-drag: none !important;
  -moz-user-drag: none !important;
  -o-user-drag: none !important;
  user-drag: none !important;
}

/* Glassmorphism */
.glass {
  background: rgba(255, 255, 255, var(--glass-alpha));
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-radius: var(--radius-lg);
  box-shadow: 0 4px 12px rgba(103, 58, 183, 0.25);
}

/* AppBar - Simplified */
.app-bar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 80px;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 100;
  border-bottom: 1px solid rgba(255, 255, 255, 0.2);
}

@media (max-width: 600px) {
  .app-bar {
    height: 64px;
  }
}

.app-bar__content {
  width: 100%;
  max-width: 1440px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 24px;
  position: relative;
}

.title {
  font-family: 'Poppins', sans-serif;
  font-weight: 700;
  font-size: 32px;
  margin: 0;
  background: linear-gradient(45deg, var(--primary), var(--primary-light));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  text-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

@media (max-width: 600px) {
  .title {
    font-size: 28px;
  }
}

.settings-btn {
  position: absolute;
  right: 0;
  background: transparent;
  border: none;
  padding: 16px;
  border-radius: 50%;
  cursor: pointer;
  color: var(--primary);
  transition: all 0.2s ease;
  display: flex;
  align-items: center;
  justify-content: center;
}

.settings-btn:hover {
  background: rgba(103, 58, 183, 0.1);
  transform: scale(1.1);
}

.settings-btn:active {
  transform: scale(0.95);
}

/* Roulette Section */
main {
  padding-top: 100px;
  flex: 1;
  padding-bottom: 80px;
}

@media (max-width: 600px) {
  main {
    padding-top: 80px;
    padding-bottom: 60px;
  }
}

.roulette-section {
  display: flex;
  justify-content: center;
  align-items: center;
  margin-bottom: 40px;
  padding: 0 24px;
}

.roulette-card {
  position: relative;
  width: 560px;
  height: 600px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 32px;
}

@media (max-width: 600px) {
  .roulette-card {
    width: 320px;
    height: 400px;
    padding: 24px;
  }
}

.roulette-container {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}

#rouletteCanvas {
  max-width: 100%;
  max-height: 100%;
  transition: transform 0.1s ease;
}

@media (max-width: 600px) {
  #rouletteCanvas {
    width: 280px;
    height: 280px;
  }
}

/* Roulette Pointer */
.roulette-pointer {
  position: absolute;
  top: -10px;
  left: 50%;
  transform: translateX(-50%);
  width: 0;
  height: 0;
  border-left: 15px solid transparent;
  border-right: 15px solid transparent;
  border-top: 30px solid var(--primary);
  z-index: 10;
  filter: drop-shadow(0 2px 4px rgba(0,0,0,0.3));
}

.spin-btn {
  margin-top: 24px;
  width: 200px;
  height: 64px;
  border-radius: 32px;
  background-image: linear-gradient(45deg, var(--primary), var(--primary-light));
  color: #fff;
  border: none;
  font-size: 20px;
  font-weight: 700;
  cursor: pointer;
  transition: transform 0.1s ease, box-shadow 0.1s ease;
  box-shadow: 0 4px 12px rgba(103, 58, 183, 0.3);
}

.spin-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(103, 58, 183, 0.4);
}

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

.spin-btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none;
}

@media (max-width: 600px) {
  .spin-btn {
    width: 160px;
    height: 56px;
    font-size: 18px;
  }
}

.tooltip {
  position: absolute;
  bottom: -40px;
  background: rgba(0,0,0,0.8);
  color: #fff;
  padding: 8px 12px;
  border-radius: 8px;
  font-size: 14px;
  opacity: 0;
  transition: opacity 0.3s ease;
  white-space: nowrap;
}

.tooltip.show {
  opacity: 1;
}

/* Result Display */
.result-display {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  border-radius: 24px;
  padding: 32px;
  text-align: center;
  box-shadow: 0 8px 32px rgba(0,0,0,0.2);
  opacity: 0;
  transition: opacity 0.3s ease, transform 0.3s ease;
  min-width: 300px;
}

.result-display.show {
  opacity: 1;
  transform: translate(-50%, -50%) scale(1);
}

.result-icon {
  font-size: 64px;
  margin-bottom: 16px;
}

.result-text {
  font-size: 24px;
  font-weight: 700;
  margin-bottom: 24px;
}

.result-text.success {
  color: var(--success);
}

.result-text.failure {
  color: var(--failure);
}

.pity-notice {
  font-size: 14px;
  color: #666;
  margin-bottom: 16px;
  font-style: italic;
}

.result-choice {
  margin: 20px 0;
}

.result-choice p {
  font-size: 18px;
  margin-bottom: 16px;
  color: #666;
}

.choice-buttons {
  display: flex;
  gap: 16px;
  justify-content: center;
}

.choice-btn {
  padding: 12px 24px;
  border: none;
  border-radius: 12px;
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  transition: transform 0.1s ease, box-shadow 0.1s ease;
  min-width: 80px;
}

.yes-btn {
  background: var(--success);
  color: #fff;
  box-shadow: 0 2px 8px rgba(244, 67, 54, 0.3);
}

.no-btn {
  background: var(--failure);
  color: #fff;
  box-shadow: 0 2px 8px rgba(76, 175, 80, 0.3);
}

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

.choice-btn:active {
  transform: scale(0.95);
}

.result-actions {
  display: flex;
  gap: 12px;
  justify-content: center;
  margin-top: 16px;
}

.share-result-btn, .confirm-result-btn {
  border: none;
  padding: 12px 20px;
  border-radius: 12px;
  font-size: 16px;
  cursor: pointer;
  transition: transform 0.1s ease;
  font-weight: 600;
}

.share-result-btn {
  background: var(--highlight);
  color: #fff;
}

.confirm-result-btn {
  background: var(--primary);
  color: #fff;
}

.share-result-btn:hover, .confirm-result-btn:hover {
  transform: translateY(-1px);
}

.hidden {
  display: none;
}

/* Statistics Section */
.stats-section {
  display: flex;
  justify-content: center;
  padding: 0 24px 40px;
}

.stats-card {
  width: 100%;
  max-width: 800px;
  background: var(--card-bg);
  border-radius: var(--radius-md);
  padding: 32px;
  box-shadow: 8px 8px 16px rgba(0,0,0,0.05), -4px -4px 8px rgba(255,255,255,0.5);
}

.stats-card h3 {
  text-align: center;
  font-size: 24px;
  font-weight: 700;
  margin-bottom: 24px;
  color: var(--primary);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 24px;
}

.stat-item {
  text-align: center;
  padding: 20px;
  border-radius: 16px;
  background: rgba(103, 58, 183, 0.05);
  transition: transform 0.2s ease;
}

.stat-item:hover {
  transform: translateY(-2px);
}

.stat-number {
  font-size: 36px;
  font-weight: 700;
  margin-bottom: 8px;
}

.stat-number.success {
  color: var(--success);
}

.stat-number.failure {
  color: var(--failure);
}

.stat-number.total {
  color: var(--primary);
}

.stat-number.rate {
  color: var(--highlight);
}

.stat-label {
  font-size: 14px;
  color: #666;
  font-weight: 500;
}

/* Calendar */
.calendar-section {
  display: flex;
  justify-content: center;
  padding: 0 24px 40px;
}

.calendar-card {
  width: 100%;
  max-width: 1000px;
  background: var(--card-bg);
  border-radius: var(--radius-md);
  padding: 24px;
  box-shadow: 8px 8px 16px rgba(0,0,0,0.05), -4px -4px 8px rgba(255,255,255,0.5);
}

.calendar-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 24px;
  font-size: 20px;
  font-weight: 700;
}

.calendar-header button {
  background: var(--primary);
  color: #fff;
  border: none;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  cursor: pointer;
  font-size: 18px;
  transition: transform 0.1s ease;
}

.calendar-header button:hover {
  transform: scale(1.1);
}

.calendar-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 8px;
}

.calendar-cell {
  position: relative;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  border-radius: 8px;
  transition: background-color 0.2s ease;
  font-weight: 500;
}

.calendar-cell:hover {
  background-color: rgba(103, 58, 183, 0.1);
}

@media (max-width: 600px) {
  .calendar-cell {
    height: 40px;
  }
}

/* Footer */
.footer {
  background: rgba(255, 255, 255, 0.8);
  backdrop-filter: blur(10px);
  border-top: 1px solid rgba(103, 58, 183, 0.1);
  padding: 20px 0;
  margin-top: auto;
}

.footer-content {
  text-align: center;
  font-size: 14px;
  color: #666;
}

.footer-content a {
  color: var(--primary);
  text-decoration: none;
  font-weight: 600;
  transition: color 0.2s ease;
}

.footer-content a:hover {
  color: var(--primary-light);
  text-decoration: underline;
}

/* Settings Dialog */
.settings-content {
  text-align: left;
  margin: 24px 0;
}

.setting-item {
  margin-bottom: 24px;
}

.setting-item label {
  display: block;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--primary);
}

.setting-item input[type="number"] {
  width: 100%;
  padding: 12px;
  border: 2px solid #e0e0e0;
  border-radius: 8px;
  font-size: 16px;
  transition: border-color 0.2s ease;
}

.setting-item input[type="number"]:focus {
  outline: none;
  border-color: var(--primary);
}

.setting-hint {
  font-size: 12px;
  color: #999;
  margin-top: 8px;
  display: block;
  line-height: 1.4;
}

/* Probability Slider */
.setting-item input[type="range"] {
  width: 100%;
  -webkit-appearance: none;
  appearance: none;
  height: 8px;
  background: #ddd;
  border-radius: 4px;
  outline: none;
  margin: 8px 0;
}

.setting-item input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 20px;
  height: 20px;
  background: var(--primary);
  border-radius: 50%;
  cursor: pointer;
  box-shadow: 0 2px 6px rgba(0,0,0,0.2);
  transition: transform 0.1s ease;
}

.setting-item input[type="range"]::-webkit-slider-thumb:hover {
  transform: scale(1.1);
}

.setting-item input[type="range"]::-moz-range-thumb {
  width: 20px;
  height: 20px;
  background: var(--primary);
  border-radius: 50%;
  cursor: pointer;
  border: none;
  box-shadow: 0 2px 6px rgba(0,0,0,0.2);
}

#luProbabilityValue {
  display: inline-block;
  background: var(--primary);
  color: white;
  padding: 4px 8px;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 600;
  margin-left: 8px;
  min-width: 32px;
  text-align: center;
}

/* Mode Buttons */
.mode-buttons {
  display: flex;
  gap: 8px;
  margin: 8px 0;
}

.mode-btn {
  flex: 1;
  padding: 8px 16px;
  border: 2px solid var(--primary);
  background: transparent;
  color: var(--primary);
  border-radius: 8px;
  cursor: pointer;
  transition: all 0.2s ease;
  font-weight: 600;
}

.mode-btn.active {
  background: var(--primary);
  color: white;
}

.mode-btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 2px 8px rgba(103, 58, 183, 0.3);
}

/* Update Log Dialog */
.update-content {
  max-width: 500px;
  max-height: 400px;
  overflow-y: auto;
  text-align: left;
}

.update-item {
  margin-bottom: 24px;
}

.update-item h4 {
  color: var(--primary);
  margin-bottom: 12px;
  font-size: 18px;
}

.update-item ul {
  margin: 0;
  padding-left: 20px;
}

.update-item li {
  margin-bottom: 8px;
  line-height: 1.5;
}

/* History Edit Dialog */
.history-edit-buttons {
  display: flex;
  gap: 12px;
  justify-content: center;
  margin: 20px 0;
}

#historyEditDate {
  text-align: center;
  font-size: 18px;
  font-weight: 600;
  color: var(--primary);
  margin-bottom: 20px;
}

.calendar-cell:hover {
  background-color: rgba(103, 58, 183, 0.1);
  transform: scale(1.05);
}

.calendar-cell.editable {
  cursor: pointer;
  border: 2px solid transparent;
  transition: all 0.2s ease;
}

.calendar-cell.editable:hover {
  border-color: var(--primary);
  background-color: rgba(103, 58, 183, 0.05);
}

.data-buttons {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.data-buttons button {
  flex: 1;
  min-width: 120px;
}

/* Notification Dialog */
.notification-dialog {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%) scale(0.9);
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(20px);
  border-radius: 20px;
  padding: 32px;
  box-shadow: 0 8px 32px rgba(0,0,0,0.2);
  opacity: 0;
  transition: opacity 0.3s ease, transform 0.3s ease;
  z-index: 250;
  min-width: 320px;
  max-width: 400px;
}

.notification-dialog.show {
  opacity: 1;
  transform: translate(-50%, -50%) scale(1);
}

.notification-content {
  text-align: center;
}

.notification-icon {
  font-size: 48px;
  margin-bottom: 16px;
}

.notification-message {
  font-size: 16px;
  color: #333;
  margin-bottom: 24px;
  line-height: 1.5;
}

/* Dialog */
.dialog {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%) scale(0.9);
  width: 420px;
  padding: 32px;
  text-align: center;
  transition: transform 0.2s ease, opacity 0.2s ease;
  opacity: 0;
  z-index: 200;
}

.dialog.show {
  transform: translate(-50%, -50%) scale(1);
  opacity: 1;
}

.dialog h3 {
  margin-top: 0;
  margin-bottom: 24px;
  color: var(--primary);
  font-size: 24px;
}

.dialog p {
  font-size: 18px;
  margin-bottom: 24px;
}

.dialog-actions {
  display: flex;
  justify-content: space-around;
}

.btn-primary, .btn-secondary {
  padding: 12px 24px;
  border: none;
  border-radius: 8px;
  font-size: 16px;
  cursor: pointer;
  transition: transform 0.1s ease;
}

.btn-primary {
  background: var(--primary);
  color: #fff;
}

.btn-secondary {
  background: #f0f0f0;
  color: #333;
}

.btn-primary:hover, .btn-secondary:hover {
  transform: translateY(-1px);
}

/* Overlay */
.overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0,0,0,0.3);
  backdrop-filter: blur(4px);
  opacity: 0;
  transition: opacity 0.2s ease;
  z-index: 150;
}

.overlay.show {
  opacity: 1;
}

@media (max-width: 600px) {
  .dialog {
    width: 90%;
    padding: 24px;
  }
  
  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .result-actions {
    flex-direction: column;
    gap: 8px;
  }
  
  .data-buttons {
    flex-direction: column;
  }
  
  .data-buttons button {
    flex: none;
  }
  
  .notification-dialog {
    width: 90%;
    max-width: none;
  }
}