/* ===================================
   🎨 全局变量与配色方案
   =================================== */
:root {
  /* 深色主题配色 */
  --bg-start: #0f0c29;
  --bg-mid: #302b63;
  --bg-end: #24243e;
  --text: #ffffff;
  --text-muted: #a8b2d1;
  --card-bg: rgba(30, 35, 60, 0.6);
  --card-border: rgba(139, 92, 246, 0.2);
  --accent: #8b5cf6;
  --accent-secondary: #ec4899;
  --accent-tertiary: #10b981;
  --hover: rgba(139, 92, 246, 0.15);
  --shadow: rgba(0, 0, 0, 0.5);
  --glow: rgba(139, 92, 246, 0.4);

  /* 渐变色 */
  --gradient-primary: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  --gradient-secondary: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
  --gradient-success: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
  --gradient-warm: linear-gradient(135deg, #fa709a 0%, #fee140 100%);

  /* 间距 */
  --spacing-xs: 4px;
  --spacing-sm: 8px;
  --spacing-md: 16px;
  --spacing-lg: 24px;
  --spacing-xl: 32px;

  /* 圆角 */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 20px;
  --radius-full: 9999px;

  /* 过渡 */
  --transition-fast: 0.15s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-base: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

/* 浅色主题 */
[data-theme="light"] {
  --bg-start: #f0f4f8;
  --bg-mid: #d9e2ec;
  --bg-end: #e3eaf2;
  --text: #1a202c;
  --text-muted: #4a5568;
  --card-bg: rgba(255, 255, 255, 0.9);
  --card-border: rgba(139, 92, 246, 0.2);
  --shadow: rgba(0, 0, 0, 0.1);
  --glow: rgba(139, 92, 246, 0.3);
}

/* ===================================
   🎯 基础重置与全局样式
   =================================== */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

html, body {
  height: 100%;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen',
    'Ubuntu', 'Cantarell', 'Fira Sans', 'Droid Sans', 'Helvetica Neue',
    'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', sans-serif;
  color: var(--text);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  background: linear-gradient(135deg, var(--bg-start) 0%, var(--bg-mid) 50%, var(--bg-end) 100%);
  position: relative;
  min-height: 100vh;
}

/* ===================================
   ⏳ 页面加载动画
   =================================== */
.page-loader {
  position: fixed;
  inset: 0;
  background: linear-gradient(135deg, var(--bg-start) 0%, var(--bg-end) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  transition: opacity 0.5s, visibility 0.5s;
}

.page-loader.hidden {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

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

.loader-spinner {
  width: 60px;
  height: 60px;
  border: 4px solid rgba(139, 92, 246, 0.1);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 1s linear infinite;
  margin: 0 auto var(--spacing-md);
}

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

.loader-text {
  font-size: 14px;
  color: var(--text-muted);
  animation: pulse 1.5s ease-in-out infinite;
}

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

/* ===================================
   🌌 背景特效
   =================================== */
.particle-canvas {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  opacity: 0.6;
}

.starry-bg {
  position: fixed;
  inset: 0;
  background:
    radial-gradient(2px 2px at 20% 30%, white, transparent),
    radial-gradient(2px 2px at 60% 70%, white, transparent),
    radial-gradient(3px 3px at 50% 50%, white, transparent),
    radial-gradient(1px 1px at 80% 10%, white, transparent),
    radial-gradient(2px 2px at 90% 60%, white, transparent),
    radial-gradient(1.5px 1.5px at 33% 80%, white, transparent),
    radial-gradient(2px 2px at 15% 90%, white, transparent),
    radial-gradient(1px 1px at 70% 40%, white, transparent);
  background-size: 200% 200%;
  animation: twinkling 10s ease-in-out infinite;
  opacity: 0.4;
  z-index: 0;
  pointer-events: none;
}

@keyframes twinkling {
  0%, 100% {
    opacity: 0.3;
    background-position: 0% 0%;
  }
  50% {
    opacity: 0.6;
    background-position: 100% 100%;
  }
}

/* 装饰性渐变球 */
.gradient-orb {
  position: fixed;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.3;
  z-index: 0;
  pointer-events: none;
  animation: float 20s ease-in-out infinite;
}

.orb-1 {
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(139, 92, 246, 0.8) 0%, transparent 70%);
  top: -100px;
  left: -100px;
  animation-delay: 0s;
}

.orb-2 {
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(236, 72, 153, 0.6) 0%, transparent 70%);
  bottom: -150px;
  right: -150px;
  animation-delay: -7s;
}

.orb-3 {
  width: 350px;
  height: 350px;
  background: radial-gradient(circle, rgba(16, 185, 129, 0.5) 0%, transparent 70%);
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  animation-delay: -14s;
}

@keyframes float {
  0%, 100% {
    transform: translate(0, 0) scale(1);
  }
  33% {
    transform: translate(30px, -30px) scale(1.1);
  }
  66% {
    transform: translate(-20px, 20px) scale(0.9);
  }
}

/* ===================================
   📐 容器布局
   =================================== */
.container {
  position: relative;
  z-index: 1;
  max-width: 1600px;
  margin: 0 auto;
  padding: var(--spacing-lg);
  display: grid;
  grid-template-columns: 300px 1fr 360px;
  gap: var(--spacing-lg);
  min-height: 100vh;
}

/* ===================================
   🎴 通用卡片样式
   =================================== */
.card-section,
.profile-card,
.right-panel > div,
.stat-card {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-xl);
  padding: var(--spacing-lg);
  backdrop-filter: blur(20px) saturate(1.5);
  box-shadow:
    0 8px 32px var(--shadow),
    inset 0 1px 0 rgba(255, 255, 255, 0.1);
  transition: transform var(--transition-base),
              box-shadow var(--transition-base);
  position: relative;
  overflow: hidden;
}

.card-section::before,
.profile-card::before,
.right-panel > div::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(
    135deg,
    rgba(139, 92, 246, 0.1) 0%,
    transparent 50%,
    rgba(236, 72, 153, 0.1) 100%
  );
  opacity: 0;
  transition: opacity var(--transition-base);
  pointer-events: none;
}

.card-section:hover::before {
  opacity: 1;
}

.card-section:hover {
  transform: translateY(-4px);
  box-shadow:
    0 16px 48px rgba(139, 92, 246, 0.3),
    inset 0 1px 0 rgba(255, 255, 255, 0.2);
}

/* ===================================
   👤 左侧个人卡片
   =================================== */
.profile-card {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
  position: sticky;
  top: var(--spacing-lg);
  max-height: calc(100vh - 40px);
  overflow-y: auto;
}

/* 头像部分 */
.avatar-section {
  position: relative;
  text-align: center;
  padding: var(--spacing-lg) 0;
}

.avatar-wrapper {
  position: relative;
  display: inline-block;
}

.avatar {
  width: 130px;
  height: 130px;
  border-radius: 50%;
  border: 4px solid rgba(139, 92, 246, 0.3);
  object-fit: cover;
  transition: transform var(--transition-base),
              border-color var(--transition-base);
  cursor: pointer;
  position: relative;
  z-index: 2;
}

.avatar:hover {
  transform: scale(1.05);
  border-color: var(--accent);
}

.avatar-ring {
  position: absolute;
  inset: -6px;
  border-radius: 50%;
  background: conic-gradient(
    from 0deg,
    var(--accent),
    var(--accent-secondary),
    var(--accent),
    var(--accent-secondary)
  );
  opacity: 0;
  transition: opacity var(--transition-base);
  animation: rotate 4s linear infinite;
  z-index: 1;
}

.avatar:hover ~ .avatar-ring {
  opacity: 0.6;
}

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

.avatar-glow {
  position: absolute;
  inset: -20px;
  border-radius: 50%;
  background: radial-gradient(
    circle,
    var(--glow) 0%,
    transparent 70%
  );
  opacity: 0;
  transition: opacity var(--transition-slow);
  z-index: 0;
}

.avatar:hover ~ .avatar-glow {
  opacity: 1;
}

.status-badges {
  position: absolute;
  top: 0;
  right: 50%;
  transform: translateX(120px);
  display: flex;
  gap: var(--spacing-sm);
  z-index: 3;
}

.badge {
  font-size: 22px;
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: 50%;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  backdrop-filter: blur(10px);
  transition: transform var(--transition-fast);
  cursor: pointer;
}

.badge:hover {
  transform: scale(1.15) rotate(10deg);
}

/* 个人信息文本 */
.nickname {
  font-size: 20px;
  font-weight: 700;
  text-align: center;
  margin-top: var(--spacing-md);
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.bio, .location, .motto {
  font-size: 14px;
  color: var(--text-muted);
  text-align: center;
  line-height: 1.6;
  transition: color var(--transition-base);
}

.motto {
  font-weight: 500;
  font-style: italic;
  color: var(--accent);
}

.editable[contenteditable="true"] {
  outline: 2px dashed var(--accent);
  border-radius: var(--radius-sm);
  padding: var(--spacing-xs) var(--spacing-sm);
  background: rgba(139, 92, 246, 0.1);
  animation: glow-pulse 2s ease-in-out infinite;
}

@keyframes glow-pulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(139, 92, 246, 0.4); }
  50% { box-shadow: 0 0 20px 5px rgba(139, 92, 246, 0.2); }
}

/* 联系方式 */
.contact-links {
  display: flex;
  justify-content: center;
  gap: var(--spacing-md);
  margin: var(--spacing-md) 0;
}

.contact-links a {
  font-size: 28px;
  text-decoration: none;
  transition: transform var(--transition-fast),
              filter var(--transition-fast);
  display: inline-block;
  position: relative;
}

.contact-links a::after {
  content: attr(title);
  position: absolute;
  bottom: -30px;
  left: 50%;
  transform: translateX(-50%) scale(0.8);
  background: var(--card-bg);
  padding: 4px 8px;
  border-radius: var(--radius-sm);
  font-size: 12px;
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-fast),
              transform var(--transition-fast);
  backdrop-filter: blur(10px);
  border: 1px solid var(--card-border);
}

.contact-links a:hover {
  transform: translateY(-4px) scale(1.2);
  filter: drop-shadow(0 4px 12px var(--glow));
}

.contact-links a:hover::after {
  opacity: 1;
  transform: translateX(-50%) scale(1);
}

/* 分隔线 */
.divider {
  height: 1px;
  background: linear-gradient(
    90deg,
    transparent 0%,
    var(--card-border) 50%,
    transparent 100%
  );
  margin: var(--spacing-md) 0;
}

/* 标签 */
.tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-sm);
  justify-content: center;
}

.tag {
  background: rgba(139, 92, 246, 0.15);
  border: 1px solid var(--accent);
  border-radius: var(--radius-full);
  padding: 6px 14px;
  font-size: 12px;
  color: var(--text);
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: all var(--transition-fast);
  cursor: default;
}

.tag:hover {
  background: rgba(139, 92, 246, 0.25);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(139, 92, 246, 0.3);
}

.tag-del {
  display: none;
  background: none;
  border: none;
  color: var(--text);
  cursor: pointer;
  padding: 0;
  font-size: 16px;
  line-height: 1;
  transition: transform var(--transition-fast);
}

.tag-del:hover {
  transform: scale(1.3);
  color: var(--accent-secondary);
}

.tag-del.show {
  display: inline;
}

.add-tag-btn, .add-contact-btn {
  background: rgba(139, 92, 246, 0.1);
  border: 1px dashed var(--accent);
  border-radius: var(--radius-full);
  padding: 6px 14px;
  font-size: 14px;
  color: var(--accent);
  cursor: pointer;
  transition: all var(--transition-base);
}

.add-tag-btn:hover, .add-contact-btn:hover {
  background: rgba(139, 92, 246, 0.2);
  transform: scale(1.05);
  box-shadow: 0 0 20px rgba(139, 92, 246, 0.4);
}

.add-contact-btn {
  width: 40px;
  height: 40px;
  padding: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  font-size: 20px;
}

/* 时间线部分 */
.timeline-section {
  margin-top: var(--spacing-md);
}

.timeline-section h3 {
  font-size: 15px;
  margin-bottom: var(--spacing-md);
  color: var(--accent);
  font-weight: 600;
}

.timeline-item {
  font-size: 13px;
  color: var(--text-muted);
  padding: var(--spacing-sm) 0 var(--spacing-sm) var(--spacing-md);
  border-left: 2px solid var(--accent);
  margin-bottom: var(--spacing-sm);
  position: relative;
  transition: all var(--transition-base);
}

.timeline-item::before {
  content: '';
  position: absolute;
  left: -5px;
  top: 12px;
  width: 8px;
  height: 8px;
  background: var(--accent);
  border-radius: 50%;
  box-shadow: 0 0 10px var(--glow);
}

.timeline-item:hover {
  color: var(--text);
  border-left-color: var(--accent-secondary);
  padding-left: 18px;
}

.timeline-item:hover::before {
  background: var(--accent-secondary);
}

.t-label {
  color: var(--text);
  font-weight: 600;
}

.t-value {
  color: var(--text-muted);
}

/* 加载点动画 */
.loading-dots span {
  animation: blink 1.4s infinite;
}

.loading-dots span:nth-child(2) {
  animation-delay: 0.2s;
}

.loading-dots span:nth-child(3) {
  animation-delay: 0.4s;
}

@keyframes blink {
  0%, 80%, 100% { opacity: 0; }
  40% { opacity: 1; }
}

/* ===================================
   📊 中间内容区
   =================================== */
.main-content {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
}

/* 统计行 */
.stats-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--spacing-md);
}

.stat-card {
  padding: var(--spacing-lg);
  position: relative;
  overflow: hidden;
  cursor: pointer;
}

.stat-card::after {
  content: '';
  position: absolute;
  top: -50%;
  right: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(
    circle,
    rgba(139, 92, 246, 0.2) 0%,
    transparent 70%
  );
  opacity: 0;
  transition: opacity var(--transition-base);
}

.stat-card:hover::after {
  opacity: 1;
}

.stat-icon {
  font-size: 32px;
  margin-bottom: var(--spacing-sm);
  display: inline-block;
  animation: bounce 2s ease-in-out infinite;
}

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

.stat-card:nth-child(1) .stat-icon { animation-delay: 0s; }
.stat-card:nth-child(2) .stat-icon { animation-delay: 0.3s; }
.stat-card:nth-child(3) .stat-icon { animation-delay: 0.6s; }

.stat-label {
  font-size: 13px;
  color: var(--text-muted);
  margin-bottom: var(--spacing-sm);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.stat-value {
  font-size: 14px;
  color: var(--text);
  line-height: 1.6;
}

.stat-value strong {
  font-size: 18px;
  font-weight: 700;
  color: var(--accent);
}

.stat-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-sm);
  margin-top: var(--spacing-sm);
}

.lang-tag {
  background: rgba(139, 92, 246, 0.15);
  border: 1px solid var(--accent);
  border-radius: var(--radius-full);
  padding: 6px 12px;
  font-size: 12px;
  transition: all var(--transition-fast);
}

.lang-tag:hover {
  background: rgba(139, 92, 246, 0.3);
  transform: scale(1.05);
}

/* 区块样式 */
.section-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--spacing-lg);
  flex-wrap: wrap;
  gap: var(--spacing-md);
}

.section-title {
  font-size: 20px;
  font-weight: 700;
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-sm);
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.add-item-btn {
  background: rgba(139, 92, 246, 0.1);
  border: 1px dashed var(--accent);
  border-radius: var(--radius-md);
  padding: 8px 16px;
  font-size: 13px;
  color: var(--accent);
  cursor: pointer;
  transition: all var(--transition-base);
  font-weight: 500;
}

.add-item-btn:hover {
  background: rgba(139, 92, 246, 0.2);
  transform: translateY(-2px);
  box-shadow: 0 4px 16px rgba(139, 92, 246, 0.4);
}

/* 网站/项目网格 */
.website-grid, .project-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: var(--spacing-md);
}

.website-item, .project-item {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-lg);
  padding: var(--spacing-lg);
  text-align: center;
  text-decoration: none;
  color: var(--text);
  transition: all var(--transition-base);
  cursor: pointer;
  position: relative;
  overflow: hidden;
}

.item-glow {
  position: absolute;
  inset: -100%;
  background: radial-gradient(
    circle,
    var(--glow) 0%,
    transparent 60%
  );
  opacity: 0;
  transition: opacity var(--transition-base);
  pointer-events: none;
}

.website-item:hover .item-glow,
.project-item:hover .item-glow {
  opacity: 0.8;
}

.website-item:hover, .project-item:hover {
  background: rgba(139, 92, 246, 0.1);
  transform: translateY(-6px) scale(1.02);
  box-shadow: 0 12px 32px rgba(139, 92, 246, 0.4);
  border-color: var(--accent);
}

.ws-icon, .proj-icon {
  font-size: 42px;
  margin-bottom: var(--spacing-md);
  display: inline-block;
  transition: transform var(--transition-base);
}

.website-item:hover .ws-icon,
.project-item:hover .proj-icon {
  transform: scale(1.2) rotateY(180deg);
}

.ws-name, .proj-name {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: var(--spacing-sm);
  color: var(--text);
}

.ws-desc, .proj-desc {
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.4;
}

/* 技能栈网格 */
.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(85px, 1fr));
  gap: var(--spacing-md);
}

.skill-icon {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-lg);
  padding: var(--spacing-lg);
  font-size: 42px;
  text-align: center;
  transition: all var(--transition-base);
  cursor: pointer;
  position: relative;
  overflow: hidden;
}

.skill-glow {
  position: absolute;
  inset: -50%;
  background: conic-gradient(
    from 0deg,
    transparent 0deg,
    var(--glow) 90deg,
    transparent 180deg,
    var(--glow) 270deg,
    transparent 360deg
  );
  opacity: 0;
  transition: opacity var(--transition-base);
  animation: rotate 3s linear infinite;
  animation-play-state: paused;
}

.skill-icon:hover .skill-glow {
  opacity: 1;
  animation-play-state: running;
}

.skill-emoji {
  position: relative;
  z-index: 1;
  display: inline-block;
  transition: transform var(--transition-base);
}

.skill-icon:hover {
  background: rgba(139, 92, 246, 0.15);
  transform: scale(1.1) rotate(5deg);
  box-shadow: 0 8px 24px rgba(139, 92, 246, 0.5);
  border-color: var(--accent);
}

.skill-icon:hover .skill-emoji {
  transform: scale(1.2);
}

/* ===================================
   🔍 右侧面板
   =================================== */
.right-panel {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
  position: sticky;
  top: var(--spacing-lg);
  max-height: calc(100vh - 40px);
  overflow-y: auto;
}

/* 搜索卡片 */
.search-card {
  padding: var(--spacing-lg);
}

.search-header {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-md);
}

.search-icon {
  font-size: 20px;
}

.search-label {
  font-size: 14px;
  font-weight: 600;
  color: var(--text);
}

.search-body {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.search-select, .search-input {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-md);
  padding: 12px 14px;
  color: var(--text);
  font-size: 14px;
  transition: all var(--transition-base);
  width: 100%;
}

.search-select:focus, .search-input:focus {
  outline: none;
  border-color: var(--accent);
  background: rgba(139, 92, 246, 0.1);
  box-shadow: 0 0 0 3px rgba(139, 92, 246, 0.2);
}

.search-select option {
  background: var(--bg-end);
  color: var(--text);
}

.search-input-wrapper {
  display: flex;
  gap: var(--spacing-sm);
}

.search-btn {
  background: var(--gradient-primary);
  border: none;
  border-radius: var(--radius-md);
  padding: 12px 20px;
  font-size: 14px;
  font-weight: 600;
  color: white;
  cursor: pointer;
  transition: all var(--transition-base);
  white-space: nowrap;
}

.search-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(139, 92, 246, 0.5);
}

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

.search-hint {
  font-size: 12px;
  color: var(--text-muted);
  text-align: center;
  margin-top: var(--spacing-sm);
}

.search-hint kbd {
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid var(--card-border);
  border-radius: 4px;
  padding: 2px 6px;
  font-family: monospace;
  font-size: 11px;
}

/* 时间卡片 */
.info-card {
  text-align: center;
  padding: var(--spacing-xl) var(--spacing-lg);
  position: relative;
  overflow: hidden;
}

.clock-wrapper {
  position: relative;
  display: inline-block;
}

.clock {
  font-size: 48px;
  font-weight: 700;
  margin-bottom: var(--spacing-sm);
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  letter-spacing: 2px;
  position: relative;
  z-index: 1;
}

.clock-decoration {
  position: absolute;
  inset: -10px;
  background: radial-gradient(
    circle,
    var(--glow) 0%,
    transparent 70%
  );
  opacity: 0.6;
  animation: pulse-glow 3s ease-in-out infinite;
}

@keyframes pulse-glow {
  0%, 100% {
    transform: scale(1);
    opacity: 0.4;
  }
  50% {
    transform: scale(1.1);
    opacity: 0.8;
  }
}

.date {
  font-size: 15px;
  color: var(--text-muted);
  margin-bottom: var(--spacing-md);
  font-weight: 500;
}

.greeting {
  font-size: 14px;
  color: var(--text);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-sm) var(--spacing-md);
  background: rgba(139, 92, 246, 0.1);
  border-radius: var(--radius-full);
  border: 1px solid var(--accent);
}

.greeting-icon {
  font-size: 18px;
  animation: wave 2s ease-in-out infinite;
}

@keyframes wave {
  0%, 100% { transform: rotate(0deg); }
  10%, 30% { transform: rotate(14deg); }
  20%, 40% { transform: rotate(-8deg); }
}

/* 每日一句 */
.quote-card {
  padding: var(--spacing-lg);
  position: relative;
}

.quote-header {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-md);
}

.quote-icon {
  font-size: 24px;
}

.quote-title {
  font-size: 14px;
  font-weight: 600;
  color: var(--text);
}

.quote-text {
  font-size: 14px;
  line-height: 1.8;
  color: var(--text-muted);
  font-style: italic;
  position: relative;
  padding-left: var(--spacing-md);
  border-left: 3px solid var(--accent);
}

.quote-decoration {
  position: absolute;
  bottom: 10px;
  right: 10px;
  width: 40px;
  height: 40px;
  background: radial-gradient(
    circle,
    rgba(139, 92, 246, 0.2) 0%,
    transparent 70%
  );
  border-radius: 50%;
  opacity: 0.5;
}

/* 小组件 */
.widget-card {
  padding: var(--spacing-lg);
}

.widget-card h3 {
  font-size: 16px;
  margin-bottom: var(--spacing-md);
  font-weight: 600;
}

.widget-list {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.widget-item {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-sm);
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-md);
  transition: all var(--transition-base);
  cursor: pointer;
}

.widget-item:hover {
  background: rgba(139, 92, 246, 0.1);
  transform: translateX(4px);
}

.widget-icon {
  font-size: 20px;
}

.widget-label {
  flex: 1;
  font-size: 13px;
  color: var(--text);
}

.widget-badge {
  font-size: 11px;
  padding: 2px 8px;
  background: rgba(236, 72, 153, 0.2);
  border: 1px solid var(--accent-secondary);
  border-radius: var(--radius-full);
  color: var(--accent-secondary);
}

/* ===================================
   🛠 底部工具栏
   =================================== */
.toolbar {
  position: fixed;
  bottom: var(--spacing-lg);
  left: 50%;
  transform: translateX(-50%);
  z-index: 100;
  display: flex;
  gap: var(--spacing-sm);
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-xl);
  padding: var(--spacing-md);
  backdrop-filter: blur(20px) saturate(1.5);
  box-shadow:
    0 12px 40px var(--shadow),
    inset 0 1px 0 rgba(255, 255, 255, 0.1);
}

.tool-btn {
  appearance: none;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-md);
  padding: 10px 16px;
  color: var(--text);
  font-size: 14px;
  cursor: pointer;
  transition: all var(--transition-base);
  position: relative;
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-weight: 500;
}

.tool-btn:hover {
  background: var(--hover);
  transform: translateY(-2px);
  box-shadow: 0 4px 16px rgba(139, 92, 246, 0.3);
}

.tool-btn.primary {
  background: var(--gradient-primary);
  color: white;
  border-color: transparent;
}

.tool-btn.primary:hover {
  box-shadow: 0 4px 20px rgba(139, 92, 246, 0.6);
}

.btn-icon {
  font-size: 16px;
}

/* ===================================
   🪟 弹窗
   =================================== */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.75);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  backdrop-filter: blur(8px);
  animation: fade-in 0.3s ease-out;
}

.modal-overlay.hidden {
  display: none;
}

@keyframes fade-in {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

.modal-box {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-xl);
  padding: var(--spacing-xl);
  min-width: 450px;
  max-width: 90vw;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(20px);
  position: relative;
  animation: scale-in 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}

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

.modal-close {
  position: absolute;
  top: var(--spacing-md);
  right: var(--spacing-md);
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid var(--card-border);
  border-radius: 50%;
  width: 32px;
  height: 32px;
  font-size: 20px;
  color: var(--text);
  cursor: pointer;
  transition: all var(--transition-base);
  display: flex;
  align-items: center;
  justify-content: center;
}

.modal-close:hover {
  background: var(--accent-secondary);
  transform: rotate(90deg);
}

.modal-box h3 {
  margin-bottom: var(--spacing-lg);
  font-size: 20px;
  font-weight: 700;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

#modal-body {
  margin-bottom: var(--spacing-lg);
}

#modal-body input,
#modal-body textarea,
#modal-body select {
  width: 100%;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-md);
  padding: 12px 14px;
  color: var(--text);
  font-size: 14px;
  margin-top: var(--spacing-sm);
  transition: all var(--transition-base);
}

#modal-body input:focus,
#modal-body textarea:focus,
#modal-body select:focus {
  outline: none;
  border-color: var(--accent);
  background: rgba(139, 92, 246, 0.1);
  box-shadow: 0 0 0 3px rgba(139, 92, 246, 0.2);
}

#modal-body label {
  display: block;
  margin-bottom: var(--spacing-md);
  font-size: 14px;
  color: var(--text);
  font-weight: 500;
}

.modal-actions {
  display: flex;
  gap: var(--spacing-sm);
  justify-content: flex-end;
}

/* ===================================
   🖱 右键菜单
   =================================== */
.context-menu {
  position: fixed;
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-md);
  padding: var(--spacing-sm);
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(20px);
  z-index: 2000;
  min-width: 160px;
  animation: scale-in 0.2s ease-out;
}

.context-menu.hidden {
  display: none;
}

.context-menu button {
  width: 100%;
  background: transparent;
  border: none;
  color: var(--text);
  padding: 10px 14px;
  text-align: left;
  cursor: pointer;
  border-radius: var(--radius-sm);
  font-size: 14px;
  transition: all var(--transition-fast);
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.context-menu button:hover {
  background: var(--hover);
  transform: translateX(4px);
}

/* ===================================
   🍞 Toast 通知
   =================================== */
.toast-container {
  position: fixed;
  top: var(--spacing-lg);
  right: var(--spacing-lg);
  z-index: 9999;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.toast {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-md);
  padding: var(--spacing-md);
  backdrop-filter: blur(20px);
  box-shadow: 0 8px 24px var(--shadow);
  animation: slide-in-right 0.3s ease-out;
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  min-width: 250px;
}

@keyframes slide-in-right {
  from {
    opacity: 0;
    transform: translateX(100%);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

.toast.success {
  border-color: var(--accent-tertiary);
}

.toast.error {
  border-color: var(--accent-secondary);
}

/* ===================================
   ✨ 入场动画
   =================================== */
.animate-fade-in {
  animation: fade-in-up 0.6s ease-out backwards;
}

.animate-slide-up {
  animation: slide-up 0.6s ease-out backwards;
}

@keyframes fade-in-up {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes slide-up {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ===================================
   📱 响应式设计
   =================================== */
@media (max-width: 1400px) {
  .container {
    grid-template-columns: 280px 1fr 320px;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
  }
}

@media (max-width: 1024px) {
  .container {
    grid-template-columns: 1fr;
  }

  .profile-card, .right-panel {
    position: relative;
    top: 0;
    max-height: none;
  }

  .toolbar {
    bottom: var(--spacing-sm);
    padding: var(--spacing-sm);
  }

  .tool-btn {
    padding: 8px 12px;
    font-size: 13px;
  }

  .btn-text {
    display: none;
  }
}

@media (max-width: 768px) {
  .website-grid, .project-grid {
    grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
  }

  .skills-grid {
    grid-template-columns: repeat(auto-fill, minmax(70px, 1fr));
  }

  .toolbar {
    flex-wrap: wrap;
    width: calc(100% - 2 * var(--spacing-md));
  }

  .modal-box {
    min-width: 90vw;
    padding: var(--spacing-lg);
  }

  .stats-row {
    grid-template-columns: 1fr;
  }
}

/* ===================================
   ::-webkit-scrollbar 滚动条美化
   =================================== */
::-webkit-scrollbar {
  width: 10px;
  height: 10px;
}

::-webkit-scrollbar-track {
  background: rgba(0, 0, 0, 0.2);
  border-radius: 10px;
}

::-webkit-scrollbar-thumb {
  background: linear-gradient(180deg, var(--accent) 0%, var(--accent-secondary) 100%);
  border-radius: 10px;
  transition: background var(--transition-base);
}

::-webkit-scrollbar-thumb:hover {
  background: linear-gradient(180deg, var(--accent-secondary) 0%, var(--accent) 100%);
}

/* Firefox scrollbar */
* {
  scrollbar-width: thin;
  scrollbar-color: var(--accent) rgba(0, 0, 0, 0.2);
}

/* ===================================
   🎯 选择文本样式
   =================================== */
::selection {
  background: rgba(139, 92, 246, 0.3);
  color: var(--text);
}

::-moz-selection {
  background: rgba(139, 92, 246, 0.3);
  color: var(--text);
}

/* ===================================
   🎨 主题切换过渡
   =================================== */
html {
  transition: background var(--transition-slow),
              color var(--transition-slow);
}

* {
  transition-property: background, border-color, color, box-shadow;
  transition-duration: var(--transition-base);
  transition-timing-function: cubic-bezier(0.4, 0, 0.2, 1);
}

/* ===================================
   🔐 登录界面样式
   =================================== */
.login-container {
  position: fixed;
  inset: 0;
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 10000;
  background: linear-gradient(135deg, var(--bg-start) 0%, var(--bg-mid) 50%, var(--bg-end) 100%);
  padding: var(--spacing-lg);
}

.login-box {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-xl);
  padding: var(--spacing-xl);
  width: 100%;
  max-width: 420px;
  backdrop-filter: blur(20px) saturate(1.5);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.6);
  animation: scale-in 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.login-box h2 {
  text-align: center;
  margin-bottom: var(--spacing-xl);
  font-size: 24px;
  font-weight: 700;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

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

.form-group label {
  display: block;
  margin-bottom: var(--spacing-sm);
  font-size: 14px;
  color: var(--text);
  font-weight: 500;
}

.form-group input,
.form-group select {
  width: 100%;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-md);
  padding: 12px 14px;
  color: var(--text);
  font-size: 14px;
  transition: all var(--transition-base);
}

.form-group input:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--accent);
  background: rgba(139, 92, 246, 0.1);
  box-shadow: 0 0 0 3px rgba(139, 92, 246, 0.2);
}

.form-group input::placeholder {
  color: var(--text-muted);
}

.btn-login {
  width: 100%;
  padding: 14px;
  background: var(--gradient-primary);
  color: white;
  border: none;
  border-radius: var(--radius-md);
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-base);
  margin-bottom: var(--spacing-md);
}

.btn-login:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(139, 92, 246, 0.5);
}

.btn-register {
  width: 100%;
  padding: 14px;
  background: transparent;
  color: var(--accent);
  border: 1px dashed var(--accent);
  border-radius: var(--radius-md);
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-base);
}

.btn-register:hover {
  background: rgba(139, 92, 246, 0.1);
  border-style: solid;
  transform: translateY(-2px);
}

.error-message {
  color: var(--accent-secondary);
  margin-top: var(--spacing-md);
  text-align: center;
  font-size: 14px;
  display: none;
  padding: var(--spacing-sm);
  background: rgba(236, 72, 153, 0.1);
  border: 1px solid var(--accent-secondary);
  border-radius: var(--radius-md);
}

.error-message.show {
  display: block;
}

/* ===================================
   📧 邮箱管理样式
   =================================== */
.email-section {
  margin: var(--spacing-md) 0;
}

.email-section h3 {
  font-size: 15px;
  margin-bottom: var(--spacing-md);
  color: var(--accent);
  font-weight: 600;
}

.add-email-btn {
  width: 100%;
  background: rgba(139, 92, 246, 0.1);
  border: 1px dashed var(--accent);
  border-radius: var(--radius-md);
  padding: 8px 16px;
  font-size: 13px;
  color: var(--accent);
  cursor: pointer;
  transition: all var(--transition-base);
  font-weight: 500;
  margin-bottom: var(--spacing-md);
}

.add-email-btn:hover {
  background: rgba(139, 92, 246, 0.2);
  transform: translateY(-2px);
  box-shadow: 0 4px 16px rgba(139, 92, 246, 0.4);
}

.email-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.email-item {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-md);
  padding: var(--spacing-sm) var(--spacing-md);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--spacing-sm);
  transition: all var(--transition-base);
  cursor: pointer;
}

.email-item:hover {
  background: rgba(139, 92, 246, 0.1);
  transform: translateX(4px);
  border-color: var(--accent);
}

.email-item a {
  flex: 1;
  color: var(--text);
  text-decoration: none;
  font-size: 13px;
  transition: color var(--transition-base);
}

.email-item a:hover {
  color: var(--accent);
}

.email-delete {
  background: rgba(236, 72, 153, 0.2);
  border: 1px solid var(--accent-secondary);
  border-radius: var(--radius-sm);
  padding: 4px 8px;
  color: var(--accent-secondary);
  cursor: pointer;
  font-size: 16px;
  line-height: 1;
  transition: all var(--transition-fast);
  width: 24px;
  height: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.email-delete:hover {
  background: var(--accent-secondary);
  color: white;
  transform: scale(1.1);
}

/* ===================================
   🔗 网址列表下拉菜单
   =================================== */
.url-list-dropdown {
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  margin-top: var(--spacing-sm);
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-md);
  padding: var(--spacing-md);
  backdrop-filter: blur(20px);
  box-shadow: 0 8px 24px var(--shadow);
  z-index: 10;
  max-height: 300px;
  overflow-y: auto;
  display: none;
  animation: slide-down 0.3s ease-out;
}

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

.website-item:hover .url-list-dropdown,
.project-item:hover .url-list-dropdown,
.skill-icon:hover .url-list-dropdown {
  display: block;
}

.url-list-header {
  font-size: 12px;
  color: var(--text-muted);
  margin-bottom: var(--spacing-sm);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.url-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
}

.url-item {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-sm);
  padding: var(--spacing-sm);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--spacing-sm);
  transition: all var(--transition-fast);
}

.url-item:hover {
  background: rgba(139, 92, 246, 0.1);
  border-color: var(--accent);
}

.url-item a {
  flex: 1;
  color: var(--text);
  text-decoration: none;
  font-size: 12px;
  transition: color var(--transition-base);
}

.url-item a:hover {
  color: var(--accent);
}

.url-delete {
  background: rgba(236, 72, 153, 0.2);
  border: 1px solid var(--accent-secondary);
  border-radius: var(--radius-sm);
  padding: 2px 6px;
  color: var(--accent-secondary);
  cursor: pointer;
  font-size: 14px;
  line-height: 1;
  transition: all var(--transition-fast);
  width: 20px;
  height: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.url-delete:hover {
  background: var(--accent-secondary);
  color: white;
  transform: scale(1.1);
}

/* ===================================
   🎛️ 项目/网站/技能操作按钮
   =================================== */
.item-actions {
  position: absolute;
  top: var(--spacing-sm);
  right: var(--spacing-sm);
  display: flex;
  gap: var(--spacing-xs);
  opacity: 0;
  transition: opacity var(--transition-base);
  z-index: 5;
}

.website-item:hover .item-actions,
.project-item:hover .item-actions,
.skill-icon:hover .item-actions {
  opacity: 1;
}

.btn-add-url,
.btn-edit,
.btn-delete {
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-sm);
  padding: 6px 10px;
  color: var(--text);
  cursor: pointer;
  font-size: 12px;
  transition: all var(--transition-fast);
  backdrop-filter: blur(10px);
  display: flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
}

.btn-add-url:hover {
  background: rgba(139, 92, 246, 0.3);
  border-color: var(--accent);
  transform: scale(1.1);
}

.btn-edit:hover {
  background: rgba(16, 185, 129, 0.3);
  border-color: var(--accent-tertiary);
  transform: scale(1.1);
}

.btn-delete:hover {
  background: rgba(236, 72, 153, 0.3);
  border-color: var(--accent-secondary);
  transform: scale(1.1);
}

/* ===================================
   🚪 退出登录按钮
   =================================== */
.logout-card {
  padding: var(--spacing-lg);
  margin-top: var(--spacing-md);
}

.logout-btn {
  width: 100%;
  background: rgba(236, 72, 153, 0.1);
  border: 1px solid var(--accent-secondary);
  border-radius: var(--radius-md);
  padding: 12px 16px;
  color: var(--accent-secondary);
  cursor: pointer;
  font-size: 14px;
  font-weight: 500;
  transition: all var(--transition-base);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
}

.logout-btn:hover {
  background: var(--accent-secondary);
  color: white;
  transform: translateY(-2px);
  box-shadow: 0 4px 16px rgba(236, 72, 153, 0.4);
}

/* ===================================
   📱 响应式设计增强
   =================================== */
@media (max-width: 768px) {
  .login-box {
    padding: var(--spacing-lg);
    max-width: 100%;
  }

  .email-section {
    margin: var(--spacing-sm) 0;
  }

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

  .item-actions {
    opacity: 1;
    position: relative;
    top: 0;
    right: 0;
    margin-top: var(--spacing-sm);
    justify-content: center;
  }

  .url-list-dropdown {
    position: relative;
    margin-top: var(--spacing-sm);
    max-height: 200px;
  }

  .website-item:hover .url-list-dropdown,
  .project-item:hover .url-list-dropdown,
  .skill-icon:hover .url-list-dropdown {
    display: block;
  }
}

@media (max-width: 480px) {
  .login-container {
    padding: var(--spacing-md);
  }

  .login-box {
    padding: var(--spacing-md);
  }

  .website-grid, .project-grid {
    grid-template-columns: 1fr;
  }

  .skills-grid {
    grid-template-columns: repeat(auto-fill, minmax(60px, 1fr));
  }
}

/* ===================================
   📧 邮箱管理样式
   =================================== */
.email-section {
  margin-top: var(--spacing-md);
}

.email-section h3 {
  font-size: 14px;
  margin-bottom: var(--spacing-sm);
  color: var(--accent);
  font-weight: 600;
}

.add-email-btn {
  width: 100%;
  background: rgba(139, 92, 246, 0.1);
  border: 1px dashed var(--accent);
  border-radius: var(--radius-md);
  padding: 8px 16px;
  font-size: 13px;
  color: var(--accent);
  cursor: pointer;
  transition: all var(--transition-base);
  margin-bottom: var(--spacing-sm);
}

.add-email-btn:hover {
  background: rgba(139, 92, 246, 0.2);
  transform: translateY(-2px);
  box-shadow: 0 4px 16px rgba(139, 92, 246, 0.4);
}

.email-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
  max-height: 200px;
  overflow-y: auto;
  padding: var(--spacing-xs);
  background: rgba(255, 255, 255, 0.03);
  border-radius: var(--radius-md);
  border: 1px solid var(--card-border);
}

.email-item {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-sm);
  padding: var(--spacing-sm);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--spacing-sm);
  transition: all var(--transition-fast);
}

.email-item:hover {
  background: rgba(139, 92, 246, 0.15);
  border-color: var(--accent);
  transform: translateX(4px);
}

.email-item a {
  flex: 1;
  color: var(--text);
  text-decoration: none;
  font-size: 13px;
  transition: color var(--transition-base);
  /* 确保深色模式下文字颜色与背景有足够对比度 */
  font-weight: 500;
}

.email-item a:hover {
  color: var(--accent);
  text-decoration: underline;
}

/* 深色模式下邮箱链接文字颜色增强 */
[data-theme="dark"] .email-item a {
  color: #e0e7ff;
}

[data-theme="dark"] .email-item:hover a {
  color: var(--accent);
}

/* 浅色模式下邮箱链接文字颜色 */
[data-theme="light"] .email-item a {
  color: #1a202c;
}

[data-theme="light"] .email-item:hover a {
  color: var(--accent);
}

.email-delete {
  background: rgba(236, 72, 153, 0.2);
  border: 1px solid var(--accent-secondary);
  border-radius: var(--radius-sm);
  padding: 4px 8px;
  color: var(--accent-secondary);
  cursor: pointer;
  font-size: 14px;
  line-height: 1;
  transition: all var(--transition-fast);
  width: 24px;
  height: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.email-delete:hover {
  background: var(--accent-secondary);
  color: white;
  transform: scale(1.1);
}
/* ===================================
   🖼️ 图片图标支持（Favicon）
   =================================== */

/* 支持图片图标 */
.ws-icon img, .proj-icon img {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
    transition: all 0.4s;
    object-fit: cover;
}

.website-item:hover .ws-icon img,
.project-item:hover .proj-icon img {
    transform: scale(1.1);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
}

/* 图标容器居中 */
.ws-icon, .proj-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 64px;
    height: 64px;
    margin: 0 auto var(--spacing-md);
}

/* ===================================
   🌈 增强动画效果
   =================================== */

/* 卡片悬停时的光晕扩散效果 */
.website-item::after, .project-item::after {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(139, 92, 246, 0.15) 0%, transparent 70%);
    opacity: 0;
    transition: opacity 0.4s;
    pointer-events: none;
}

.website-item:hover::after, .project-item:hover::after {
    opacity: 1;
    animation: ripple-effect 1.5s ease-out;
}

@keyframes ripple-effect {
    0% { transform: scale(0); opacity: 1; }
    100% { transform: scale(1); opacity: 0; }
}

/* 技能图标悬停时的旋转光环 */
.skill-icon::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(139, 92, 246, 0.3) 0%, transparent 70%);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
    pointer-events: none;
}

.skill-icon:hover::before {
    width: 200%;
    height: 200%;
}

/* ===================================
   ✨ 按钮点击波纹效果
   =================================== */

button, .btn {
    position: relative;
    overflow: hidden;
}

button::before, .btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

button:active::before, .btn:active::before {
    width: 300%;
    height: 300%;
    transition: width 0s, height 0s;
}

/* ===================================
   🎯 更流畅的过渡动画
   =================================== */

.website-item, .project-item, .skill-icon {
    will-change: transform;
}

.website-item:hover, .project-item:hover {
    transform: translateY(-10px) scale(1.03);
}

.skill-icon:hover {
    transform: translateY(-8px) scale(1.08) rotate(3deg);
}

/* ===================================
   🌟 图标加载失败时的优雅降级
   =================================== */

.ws-icon img[src=""], 
.proj-icon img[src=""],
.ws-icon img:not([src]),
.proj-icon img:not([src]) {
    display: none;
}

.ws-icon img::after,
.proj-icon img::after {
    content: '🌐';
    font-size: 42px;
    display: inline-block;
}