/* 学生心情记忆本 - 梦幻霍格沃滋风格 */

:root {
  /* 主色调：霍格沃滋风格的魔法紫色和金色 */
  --primary-color: #7e22ce;
  --primary-light: #a855f7;
  --primary-dark: #5b21b6;
  --secondary-color: #f59e0b;
  --secondary-light: #fbbf24;
  --background-color: #f8f5ff;
  --card-background: rgba(255, 255, 255, 0.9);
  --text-primary: #312e81;
  --text-secondary: #4338ca;
  --text-light: #6366f1;
  --border-color: #e0e7ff;
  --success-color: #10b981;
  --warning-color: #f59e0b;
  --error-color: #ef4444;
  --magic-glow: rgba(251, 191, 36, 0.5);
  --magic-sparkle: rgba(168, 85, 247, 0.8);
  
  /* 间距 */
  --spacing-xs: 0.25rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
  
  /* 圆角 */
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-2xl: 1.5rem;
  --radius-3xl: 2rem;
  
  /* 阴影 */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --magic-shadow: 0 0 20px rgba(168, 85, 247, 0.3), 0 0 40px rgba(251, 191, 36, 0.2);
  
  /* 动画 */
  --transition-fast: 150ms ease-in-out;
  --transition-normal: 300ms ease-in-out;
  --transition-slow: 500ms ease-in-out;
  --transition-magic: 1s ease-in-out;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  line-height: 1.6;
  background: linear-gradient(135deg, #1e1b4b 0%, #312e81 50%, #4338ca 100%);
  min-height: 100vh;
  padding: var(--spacing-md);
  color: var(--text-primary);
  position: relative;
  overflow-x: hidden;
}

/* 星空背景 */
body::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: 
    radial-gradient(2px 2px at 20px 30px, rgba(255, 255, 255, 0.8), transparent),
    radial-gradient(2px 2px at 40px 70px, rgba(255, 255, 255, 0.6), transparent),
    radial-gradient(1px 1px at 90px 40px, rgba(255, 255, 255, 0.4), transparent),
    radial-gradient(1px 1px at 130px 80px, rgba(255, 255, 255, 0.5), transparent),
    radial-gradient(2px 2px at 160px 120px, rgba(255, 255, 255, 0.7), transparent),
    radial-gradient(1px 1px at 220px 150px, rgba(255, 255, 255, 0.3), transparent),
    radial-gradient(2px 2px at 260px 180px, rgba(255, 255, 255, 0.6), transparent),
    radial-gradient(1px 1px at 300px 200px, rgba(255, 255, 255, 0.4), transparent);
  background-repeat: repeat;
  background-size: 200px 200px;
  animation: stars 100s linear infinite;
  z-index: -2;
}

@keyframes stars {
  from {
    transform: translateY(0);
  }
  to {
    transform: translateY(-200px);
  }
}

/* 魔法光效 */
body::after {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: radial-gradient(circle at center, rgba(168, 85, 247, 0.1) 0%, transparent 70%),
              radial-gradient(circle at 20% 30%, rgba(251, 191, 36, 0.1) 0%, transparent 60%),
              radial-gradient(circle at 80% 70%, rgba(168, 85, 247, 0.1) 0%, transparent 60%);
  animation: magicGlow 8s ease-in-out infinite;
  z-index: -1;
}

@keyframes magicGlow {
  0%, 100% {
    transform: scale(1);
    opacity: 0.7;
  }
  50% {
    transform: scale(1.1);
    opacity: 1;
  }
}

.container {
  max-width: 800px;
  margin: 0 auto;
  background: rgba(255, 255, 255, 0.95);
  border-radius: var(--radius-3xl);
  box-shadow: var(--magic-shadow);
  overflow: hidden;
  position: relative;
  backdrop-filter: blur(15px);
  border: 1px solid rgba(251, 191, 36, 0.3);
}

/* 魔法装饰元素 */
.container::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle, rgba(168, 85, 247, 0.1) 0%, transparent 70%),
              radial-gradient(circle, rgba(251, 191, 36, 0.1) 30%, transparent 80%);
  z-index: 0;
  animation: float 8s ease-in-out infinite;
}

/* 鼠标跟随光点 */
.magic-sparkle {
  position: fixed;
  width: 8px;
  height: 8px;
  background: radial-gradient(circle, rgba(251, 191, 36, 0.8) 0%, rgba(168, 85, 247, 0.6) 50%, transparent 100%);
  border-radius: 50%;
  pointer-events: none;
  z-index: 1000;
  animation: sparkle 2s ease-in-out infinite;
  box-shadow: 0 0 10px rgba(251, 191, 36, 0.8), 0 0 20px rgba(168, 85, 247, 0.6);
}

@keyframes sparkle {
  0%, 100% {
    transform: scale(1);
    opacity: 1;
  }
  50% {
    transform: scale(1.5);
    opacity: 0.7;
  }
}

@keyframes float {
  0%, 100% {
    transform: translateY(0) rotate(0deg);
  }
  50% {
    transform: translateY(-10px) rotate(1deg);
  }
}

header {
  background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
  padding: var(--spacing-xl);
  text-align: center;
  color: white;
  position: relative;
  z-index: 1;
  box-shadow: var(--shadow-md);
}

h1 {
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: var(--spacing-sm);
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

h2 {
  font-size: 1.125rem;
  font-weight: 400;
  opacity: 0.9;
  margin-bottom: var(--spacing-md);
}

.nav {
  display: flex;
  justify-content: center;
  gap: var(--spacing-sm);
  margin: var(--spacing-lg) 0;
  padding: 0 var(--spacing-lg);
  position: relative;
  z-index: 1;
  flex-wrap: wrap;
}

.nav-btn {
  padding: var(--spacing-sm) var(--spacing-lg);
  background: rgba(139, 92, 246, 0.1);
  border: 2px solid rgba(139, 92, 246, 0.2);
  border-radius: var(--radius-xl);
  cursor: pointer;
  transition: all var(--transition-normal);
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--primary-color);
  position: relative;
  overflow: hidden;
}

.nav-btn:hover {
  background: rgba(139, 92, 246, 0.2);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  border-color: var(--primary-light);
}

.nav-btn.active {
  background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
  color: white;
  border-color: transparent;
  box-shadow: var(--shadow-md);
}

.nav-btn.active::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;
}

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

.section {
  padding: var(--spacing-xl);
  border-bottom: 1px solid var(--border-color);
  position: relative;
  z-index: 1;
  background: var(--card-background);
}

.section:last-child {
  border-bottom: none;
}

.section-title {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: var(--spacing-lg);
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  position: relative;
}

.section-title::before {
  content: '✨';
  font-size: 1.5rem;
  animation: sparkle 2s ease-in-out infinite;
}

@keyframes sparkle {
  0%, 100% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.1);
  }
}

/* 心情选择 */
.mood-selector {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(80px, 1fr));
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-lg);
}

.mood-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  cursor: pointer;
  padding: var(--spacing-md);
  border-radius: var(--radius-xl);
  transition: all var(--transition-normal);
  background: rgba(139, 92, 246, 0.05);
  border: 2px solid transparent;
  position: relative;
  overflow: hidden;
}

.mood-item:hover {
  background: rgba(139, 92, 246, 0.1);
  transform: translateY(-3px) scale(1.05);
  box-shadow: var(--shadow-md);
}

.mood-item.selected {
  background: linear-gradient(135deg, rgba(139, 92, 246, 0.15) 0%, rgba(236, 72, 153, 0.15) 100%);
  border-color: var(--primary-light);
  box-shadow: 0 0 20px rgba(139, 92, 246, 0.2);
}

.mood-item.selected::after {
  content: '';
  position: absolute;
  top: 8px;
  right: 8px;
  width: 12px;
  height: 12px;
  background: var(--success-color);
  border-radius: 50%;
  border: 2px solid white;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.mood-icon {
  margin-bottom: var(--spacing-sm);
  transition: all var(--transition-normal);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}

.mood-icon svg {
  transition: all var(--transition-normal);
  filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.1));
}

.mood-item:hover .mood-icon svg {
  transform: scale(1.2) rotate(5deg);
  filter: drop-shadow(0 4px 8px rgba(168, 85, 247, 0.3));
  animation: pulse 1s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% {
    transform: scale(1.2) rotate(5deg);
  }
  50% {
    transform: scale(1.3) rotate(-5deg);
  }
}

.mood-item.selected .mood-icon svg {
  transform: scale(1.2);
  filter: drop-shadow(0 0 15px var(--magic-glow));
  animation: glow 2s ease-in-out infinite;
}

@keyframes glow {
  0%, 100% {
    filter: drop-shadow(0 0 15px var(--magic-glow));
  }
  50% {
    filter: drop-shadow(0 0 25px var(--magic-glow)) drop-shadow(0 0 35px var(--magic-sparkle));
  }
}

.mood-item:hover .mood-icon {
  transform: scale(1.1);
}

.mood-text {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-secondary);
  text-align: center;
}

/* 输入框 */
textarea {
  width: 100%;
  padding: var(--spacing-md);
  border: 2px solid var(--border-color);
  border-radius: var(--radius-lg);
  resize: vertical;
  font-size: 0.875rem;
  font-family: inherit;
  margin-bottom: var(--spacing-lg);
  min-height: 120px;
  background: rgba(255, 255, 255, 0.8);
  backdrop-filter: blur(10px);
  transition: all var(--transition-normal);
}

textarea:focus {
  outline: none;
  border-color: var(--primary-light);
  box-shadow: 0 0 0 3px rgba(139, 92, 246, 0.1);
  background: white;
}

textarea::placeholder {
  color: var(--text-light);
  font-style: italic;
}

/* 按钮 */
.btn {
  padding: var(--spacing-sm) var(--spacing-xl);
  border: none;
  border-radius: var(--radius-xl);
  cursor: pointer;
  transition: all var(--transition-normal);
  font-size: 0.875rem;
  font-weight: 600;
  position: relative;
  overflow: hidden;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
  color: white;
  box-shadow: 0 4px 12px rgba(139, 92, 246, 0.3);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(139, 92, 246, 0.4);
}

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

.btn-primary::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
  transition: left 0.5s;
}

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

.btn-secondary {
  background: rgba(139, 92, 246, 0.1);
  color: var(--primary-color);
  border: 2px solid rgba(139, 92, 246, 0.2);
}

.btn-secondary:hover {
  background: rgba(139, 92, 246, 0.2);
  border-color: var(--primary-light);
  transform: translateY(-2px);
}

/* 心情内容布局 */
.mood-content {
  display: grid;
  grid-template-columns: 1fr 300px;
  gap: var(--spacing-xl);
  align-start;
}

.mood-main {
  flex: 1;
}

.mood-stats {
  background: rgba(139, 92, 246, 0.05);
  border: 2px solid rgba(139, 92, 246, 0.2);
  border-radius: var(--radius-xl);
  padding: var(--spacing-lg);
  position: sticky;
  top: var(--spacing-lg);
  backdrop-filter: blur(10px);
  box-shadow: var(--shadow-sm);
}

.mood-stats h4 {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: var(--spacing-md);
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.mood-stats h4::before {
  content: '📊';
  font-size: 1.125rem;
}

.stats-content {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.stat-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-sm);
  border-radius: var(--radius-md);
  transition: all var(--transition-normal);
}

.stat-item:hover {
  background: rgba(139, 92, 246, 0.1);
  transform: translateX(5px);
}

.stat-info {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.stat-icon {
  width: 24px;
  height: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.stat-text {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-primary);
}

.stat-count {
  background: rgba(139, 92, 246, 0.1);
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: var(--radius-md);
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--primary-color);
  min-width: 30px;
  text-align: center;
}

.stat-bar {
  flex: 1;
  height: 8px;
  background: rgba(139, 92, 246, 0.1);
  border-radius: var(--radius-sm);
  margin: 0 var(--spacing-sm);
  overflow: hidden;
}

.stat-bar-fill {
  height: 100%;
  border-radius: var(--radius-sm);
  transition: width var(--transition-slow);
  animation: fillBar 1s ease-out;
}

@keyframes fillBar {
  from {
    width: 0;
  }
}

/* 历史记录 */
.history {
  margin-top: var(--spacing-xl);
}

.history h4 {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: var(--spacing-md);
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.history h4::before {
  content: '📚';
  font-size: 1.125rem;
}

.history-item {
  background: rgba(249, 250, 251, 0.8);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: var(--spacing-md);
  margin-bottom: var(--spacing-md);
  cursor: pointer;
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
  backdrop-filter: blur(10px);
}

.history-item:hover {
  background: rgba(243, 244, 246, 0.8);
  transform: translateX(5px);
  box-shadow: var(--shadow-md);
  border-color: var(--primary-light);
}

.history-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--spacing-sm);
}

.history-date {
  font-weight: 600;
  color: var(--text-primary);
  font-size: 0.875rem;
  background: rgba(139, 92, 246, 0.1);
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: var(--radius-md);
}

.history-mood {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  background: rgba(236, 72, 153, 0.1);
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: var(--radius-md);
}

.history-mood span:first-child {
  font-size: 1.125rem;
}

.history-mood span:last-child {
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--text-secondary);
}

.history-content {
  margin-top: var(--spacing-md);
  padding-top: var(--spacing-md);
  border-top: 1px solid var(--border-color);
  display: none;
  animation: slideDown var(--transition-normal);
}

@keyframes slideDown {
  from {
    opacity: 0;
    transform: translateY(-10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.history-content.show {
  display: block;
}

.memory-text {
  white-space: pre-wrap;
  color: var(--text-secondary);
  margin-bottom: var(--spacing-md);
  line-height: 1.5;
  background: rgba(255, 255, 255, 0.6);
  padding: var(--spacing-md);
  border-radius: var(--radius-md);
  border-left: 4px solid var(--primary-light);
}

.action-buttons {
  display: flex;
  gap: var(--spacing-sm);
  margin-top: var(--spacing-md);
  flex-wrap: wrap;
}

/* 困惑引导 */
.confusion-section {
  background: linear-gradient(135deg, rgba(249, 250, 251, 0.8) 0%, rgba(243, 244, 246, 0.8) 100%);
}

.question-input {
  margin-bottom: var(--spacing-lg);
}

.suggestion-box {
  background: linear-gradient(135deg, rgba(139, 92, 246, 0.1) 0%, rgba(236, 72, 153, 0.1) 100%);
  border: 2px solid rgba(139, 92, 246, 0.2);
  border-radius: var(--radius-xl);
  padding: var(--spacing-xl);
  margin-top: var(--spacing-lg);
  text-align: center;
  min-height: 140px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  position: relative;
  animation: fadeIn var(--transition-slow);
  backdrop-filter: blur(10px);
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: scale(0.95);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

.suggestion-box::before {
  content: '';
  position: absolute;
  top: -1px;
  left: -1px;
  right: -1px;
  bottom: -1px;
  background: linear-gradient(45deg, var(--primary-light), var(--secondary-light), var(--primary-light));
  border-radius: var(--radius-xl);
  z-index: -1;
  animation: borderAnimation 3s linear infinite;
}

@keyframes borderAnimation {
  0% {
    background-position: 0% 50%;
  }
  50% {
    background-position: 100% 50%;
  }
  100% {
    background-position: 0% 50%;
  }
}

.suggestion-text {
  font-size: 1.125rem;
  font-weight: 500;
  color: var(--text-primary);
  margin-bottom: var(--spacing-lg);
  line-height: 1.4;
  position: relative;
}

.suggestion-text::before {
  content: '💭';
  position: absolute;
  top: -20px;
  left: 50%;
  transform: translateX(-50%);
  font-size: 1.5rem;
  animation: bounce 2s ease-in-out infinite;
}

@keyframes bounce {
  0%, 100% {
    transform: translateX(-50%) translateY(0);
  }
  50% {
    transform: translateX(-50%) translateY(-10px);
  }
}

.suggestion-actions {
  display: flex;
  gap: var(--spacing-sm);
  justify-content: center;
  flex-wrap: wrap;
}

/* 成功提示 */
.success-message {
  position: fixed;
  top: 20px;
  right: 20px;
  background: linear-gradient(135deg, var(--success-color) 0%, #059669 100%);
  color: white;
  padding: var(--spacing-md) var(--spacing-lg);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  z-index: 1000;
  animation: slideIn var(--transition-normal);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.2);
}

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

/* 响应式设计 */
@media (max-width: 768px) {
  body {
    padding: var(--spacing-sm);
  }

  .container {
    border-radius: var(--radius-xl);
  }

  header {
    padding: var(--spacing-lg);
  }

  h1 {
    font-size: 1.75rem;
  }

  h2 {
    font-size: 1rem;
  }

  .section {
    padding: var(--spacing-lg);
  }

  .mood-content {
    grid-template-columns: 1fr;
  }

  .mood-stats {
    position: relative;
    top: 0;
    order: -1;
  }

  .mood-selector {
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-sm);
  }

  .mood-item {
    padding: var(--spacing-sm);
  }

  .mood-icon {
    font-size: 2rem;
  }

  .btn {
    padding: var(--spacing-sm) var(--spacing-lg);
    font-size: 0.8125rem;
  }

  .nav-btn {
    font-size: 0.75rem;
    padding: var(--spacing-xs) var(--spacing-md);
  }

  textarea {
    min-height: 100px;
    padding: var(--spacing-sm);
  }

  .suggestion-box {
    padding: var(--spacing-lg);
    min-height: 120px;
  }

  .suggestion-text {
    font-size: 1rem;
  }
}

@media (max-width: 480px) {
  .nav {
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-xs);
  }

  .nav-btn {
    width: 90%;
    text-align: center;
    padding: var(--spacing-sm) var(--spacing-md);
  }

  .mood-selector {
    grid-template-columns: repeat(2, 1fr);
  }

  .action-buttons {
    flex-direction: column;
  }

  .btn {
    width: 100%;
  }

  .success-message {
    top: 10px;
    right: 10px;
    left: 10px;
    padding: var(--spacing-sm);
    font-size: 0.875rem;
  }
}

/* 加载动画 */
.loading {
  display: inline-block;
  width: 20px;
  height: 20px;
  border: 2px solid rgba(255, 255, 255, 0.3);
  border-radius: 50%;
  border-top-color: white;
  animation: spin 1s ease-in-out infinite;
}

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

/* 无障碍支持 */
@media (prefers-reduced-motion: reduce) {
  * {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* 用户创建界面 */
.user-create {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-md);
}

.form-group {
  margin-bottom: var(--spacing-lg);
}

.form-group label {
  display: block;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: var(--spacing-sm);
  font-size: 1rem;
}

.form-group input[type="text"] {
  width: 100%;
  padding: var(--spacing-md);
  border: 2px solid var(--border-color);
  border-radius: var(--radius-lg);
  font-size: 1rem;
  transition: all var(--transition-normal);
  background: rgba(255, 255, 255, 0.8);
  backdrop-filter: blur(10px);
}

.form-group input[type="text"]:focus {
  outline: none;
  border-color: var(--primary-light);
  box-shadow: 0 0 0 3px rgba(168, 85, 247, 0.1);
  background: white;
}

.gender-selector {
  display: flex;
  gap: var(--spacing-md);
  flex-wrap: wrap;
}

.gender-option {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-sm) var(--spacing-md);
  background: rgba(139, 92, 246, 0.05);
  border: 2px solid transparent;
  border-radius: var(--radius-xl);
  cursor: pointer;
  transition: all var(--transition-normal);
  font-weight: 500;
  color: var(--text-secondary);
}

.gender-option:hover {
  background: rgba(139, 92, 246, 0.1);
  border-color: var(--primary-light);
  transform: translateY(-2px);
}

.gender-option input[type="radio"] {
  accent-color: var(--primary-color);
  width: 16px;
  height: 16px;
  cursor: pointer;
}

.gender-option input[type="radio"]:checked + span {
  color: var(--primary-color);
  font-weight: 600;
}

/* 响应式调整 */
@media (max-width: 480px) {
  .gender-selector {
    flex-direction: column;
  }
  
  .gender-option {
    width: 100%;
    justify-content: center;
  }
}

/* 深色模式支持（可选） */
@media (prefers-color-scheme: dark) {
  :root {
    --background-color: #111827;
    --card-background: #1f2937;
    --text-primary: #f9fafb;
    --text-secondary: #d1d5db;
    --text-light: #9ca3af;
    --border-color: #374151;
  }

  body {
    background: linear-gradient(135deg, #111827 0%, #1f2937 100%);
  }

  .mood-item {
    background: rgba(139, 92, 246, 0.1);
  }

  .history-item {
    background: rgba(31, 41, 55, 0.8);
    border-color: var(--border-color);
  }

  textarea {
    background: rgba(31, 41, 55, 0.8);
    color: var(--text-primary);
    border-color: var(--border-color);
  }

  .memory-text {
    background: rgba(45, 55, 72, 0.6);
    color: var(--text-secondary);
  }
}