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

:root {
  /* 主色系统 */
  --color-primary: #1a1a1a;
  --color-secondary: #666666;
  --color-text: #333333;
  --color-text-light: #666666;
  
  /* 强调色系统 */
  --color-accent: #00d4aa;
  --color-accent-hover: #00b894;
  
  /* 背景色系统 */
  --color-bg: #ffffff;
  --color-bg-light: #fafafa;
  --color-bg-section: #f8f9fa;
  
  /* 边框和分割线 */
  --color-border: #e0e0e0;
  --color-border-light: #f0f0f0;
  
  /* 功能卡片颜色标识 */
  --color-shortcut: #00d4aa;
  --color-template: #a78bfa;
  --color-group: #3b82f6;
  --color-reminder: #f59e0b;
  
  /* 阴影系统 */
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.12);
  --shadow-accent: 0 4px 16px rgba(0, 212, 170, 0.2);
  
  /* 字体系统 */
  --font-display: "Hiragino Sans", "Hiragino Kaku Gothic ProN", "Yu Gothic", "Meiryo", sans-serif;
  --font-body: "Noto Sans JP", -apple-system, BlinkMacSystemFont, sans-serif;
  
  /* 字体大小系统 */
  --font-size-xs: 12px;
  --font-size-sm: 14px;
  --font-size-base: 16px;
  --font-size-lg: 18px;
  --font-size-xl: 24px;
  --font-size-2xl: 32px;
  --font-size-3xl: 48px;
  
  /* 间距系统 */
  --spacing-xs: 8px;
  --spacing-sm: 16px;
  --spacing-md: 24px;
  --spacing-lg: 48px;
  --spacing-xl: 80px;
  
  /* 布局 */
  --max-width: 1200px;
}

body {
  font-family: var(--font-body);
  font-size: var(--font-size-base);
  line-height: 1.6;
  color: var(--color-text);
  background: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* 导航栏 */
.navbar {
  position: sticky;
  top: 0;
  background: var(--color-bg);
  border-bottom: 1px solid var(--color-border);
  z-index: 1000;
  backdrop-filter: blur(10px);
  background: rgba(255, 255, 255, 0.95);
}

.nav-container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: var(--spacing-sm) var(--spacing-md);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 12px;
}

.nav-logo-icon {
  width: 32px;
  height: 32px;
  object-fit: contain;
}

.nav-logo h1 {
  font-size: 20px;
  font-weight: 600;
  color: var(--color-primary);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
}

.nav-link {
  color: var(--color-text);
  text-decoration: none;
  font-size: 15px;
  transition: color 0.2s;
}

.nav-link:hover {
  color: var(--color-accent);
}

.nav-login-btn {
  padding: 8px 20px;
  background: var(--color-primary);
  color: white;
  border: 1px solid var(--color-primary);
  border-radius: 6px;
  font-size: 14px;
  cursor: pointer;
  transition: all 0.2s;
  font-weight: 500;
}

.nav-login-btn:hover {
  background: #000;
  border-color: #000;
}

/* Hero Section */
.hero {
  padding: 40px 24px 60px;
  background: linear-gradient(to bottom, #ffffff, #f5f7fa);
  overflow: hidden;
}

.hero-container {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  flex-direction: row;
  align-items: center;
  gap: 60px;
}

.hero-content {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  text-align: left;
}

.hero-title {
  font-size: 48px;
  font-weight: 800;
  line-height: 1.2;
  color: #1a1a1a;
  margin-bottom: 32px;
  letter-spacing: -0.02em;
  background: linear-gradient(135deg, #1a1a1a 0%, #333 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  text-align: left;
}

.hero-cta {
  display: flex;
  gap: 16px;
  justify-content: flex-start;
  align-items: flex-start;
  flex-wrap: wrap;
}

.cta-button-wrapper {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.cta-subtext {
  font-size: 11px;
  color: #888;
  margin-top: 6px;
  font-weight: 500;
}

.hero-image-container {
  flex: 1;
  display: flex;
  justify-content: center;
  align-items: center;
  position: relative;
}

.hero-image {
  width: 100%;
  height: auto;
  max-width: 500px;
  border-radius: 20px;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.12);
  transition: transform 0.3s ease;
}

.hero-image:hover {
  transform: translateY(-5px);
}

/* 移除旧Hero Features Showcase样式 */

.cta-button {
  display: inline-block;
  padding: 14px 32px;
  border-radius: 8px;
  font-size: 16px;
  font-weight: 500;
  text-decoration: none;
  transition: all 0.2s;
  cursor: pointer;
  border: none;
  position: relative;
  overflow: hidden;
}

.cta-button::after {
  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;
}

.cta-button:active::after {
  width: 300px;
  height: 300px;
}

.cta-button.chrome {
  background: #4285f4;
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 14px 28px;
  box-shadow: 0 4px 12px rgba(66, 133, 244, 0.24);
}

.cta-button.chrome:hover {
  background: #3367d6;
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(66, 133, 244, 0.32);
}

.chrome-icon {
  width: 22px;
  height: 22px;
}

.cta-button.primary {
  background: var(--color-primary);
  color: white;
}

.cta-button.primary:hover {
  background: #000;
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.cta-button.secondary {
  background: transparent;
  color: var(--color-primary);
  border: 1px solid var(--color-primary);
}

.cta-button.secondary:hover {
  background: var(--color-primary);
  color: white;
}

.cta-button.large {
  padding: 16px 40px;
  font-size: 18px;
}

.hero-note {
  font-size: 14px;
  color: var(--color-text-light);
  margin-top: var(--spacing-sm);
}

/* 移除旧推荐人群Section样式 */

/* ============================================
   GIF横向滚动展示区 (GIF Showcase Section)
   ============================================ */

.gif-showcase-section {
  padding: 60px 24px;
  background: var(--color-bg-light);
}

.gif-showcase-container {
  max-width: var(--max-width);
  margin: 0 auto;
}

.gif-scroll-wrapper {
  display: flex;
  gap: 24px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  padding: 20px 0;
  -webkit-overflow-scrolling: touch;
}

.gif-scroll-wrapper::-webkit-scrollbar {
  height: 8px;
}

.gif-scroll-wrapper::-webkit-scrollbar-track {
  background: var(--color-border-light);
  border-radius: 4px;
}

.gif-scroll-wrapper::-webkit-scrollbar-thumb {
  background: var(--color-accent);
  border-radius: 4px;
}

.gif-scroll-wrapper::-webkit-scrollbar-thumb:hover {
  background: var(--color-accent-hover);
}

.gif-card {
  min-width: 400px;
  max-width: 400px;
  scroll-snap-align: start;
  cursor: pointer;
  transition: transform 0.2s;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: 12px;
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.gif-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.gif-thumbnail {
  width: 100%;
  border-radius: 8px;
  overflow: hidden;
  position: relative;
  background: var(--color-bg-light);
}

.gif-thumbnail img {
  width: 100%;
  height: auto;
  display: block;
}

.gif-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity 0.2s;
}

.gif-card:hover .gif-overlay {
  opacity: 1;
}

.zoom-icon {
  font-size: 32px;
  filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.3));
}

.gif-card-title {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 600;
  color: var(--color-primary);
  margin: 0;
  text-align: center;
}

.gif-card-desc {
  font-family: var(--font-body);
  font-size: 15px;
  color: var(--color-text-light);
  line-height: 1.6;
  margin: 0;
  text-align: center;
}

@media (max-width: 768px) {
  .gif-card {
    min-width: 320px;
    max-width: 320px;
  }
}

/* ============================================
   Lightbox (GIF放大查看)
   ============================================ */

.lightbox {
  display: none;
  position: fixed;
  z-index: 9999;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.9);
  backdrop-filter: blur(4px);
  align-items: center;
  justify-content: center;
  cursor: pointer;
}

.lightbox.active {
  display: flex;
}

.lightbox-content {
  max-width: 90%;
  max-height: 90%;
  border-radius: 8px;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.5);
  cursor: default;
}

.lightbox-close {
  position: absolute;
  top: 32px;
  right: 48px;
  color: white;
  font-size: 48px;
  font-weight: 300;
  cursor: pointer;
  transition: opacity 0.2s;
  line-height: 1;
  z-index: 10000;
}

.lightbox-close:hover {
  opacity: 0.7;
}

@media (max-width: 768px) {
  .lightbox-close {
    top: 16px;
    right: 24px;
    font-size: 36px;
  }
}

/* ============================================
   人群-功能配对Section (Feature Pairing)
   ============================================ */

.feature-pairing-section {
  padding: 80px 24px;
  background: var(--color-bg);
}

.feature-pairing-container {
  max-width: 1100px;
  margin: 0 auto;
}

.feature-pair {
  display: flex;
  align-items: center;
  gap: 40px;
  max-width: 100%;
  margin: 0 auto 60px;
  padding: 40px;
  background: var(--color-bg-light);
  border-radius: 16px;
  box-shadow: var(--shadow-sm);
  transition: all 0.3s;
}

.feature-pair:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.feature-pair:last-child {
  margin-bottom: 0;
}

.target-user,
.feature-solution {
  flex: 1;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
}

.user-icon {
  width: 64px;
  height: 64px;
  background: var(--color-accent);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.user-icon svg {
  width: 36px;
  height: 36px;
  color: white;
  stroke-width: 2;
}

.target-user h3,
.feature-solution h3 {
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 600;
  color: var(--color-text-light);
  margin: 0;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.target-user p,
.feature-solution p {
  font-family: var(--font-body);
  font-size: 16px;
  color: var(--color-text);
  line-height: 1.6;
  margin: 0;
  font-weight: 500;
}

.feature-solution h3 {
  font-size: 20px;
  color: var(--color-primary);
}

.arrow-connector {
  font-size: 32px;
  color: var(--color-accent);
  font-weight: bold;
  flex-shrink: 0;
}

/* 响应式：移动端改为上下排列 */
@media (max-width: 768px) {
  .feature-pairing-section {
    padding: 60px 24px;
  }
  
  .feature-pair {
    flex-direction: column;
    gap: 24px;
    padding: 32px 24px;
  }
  
  .arrow-connector {
    transform: rotate(90deg);
  }
}

/* ============================================
   安全性说明区块 (Security Section)
   ============================================ */

.security-section {
  padding: var(--spacing-xl) var(--spacing-md);
  background: var(--color-bg-section);
}

.security-container {
  max-width: var(--max-width);
  margin: 0 auto;
}

.security-section .section-title {
  font-family: var(--font-display);
  font-size: 32px;
  font-weight: 700;
  text-align: center;
  color: var(--color-primary);
  margin-bottom: var(--spacing-lg);
}

.security-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 32px;
  margin-top: var(--spacing-lg);
}

.security-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 16px;
  opacity: 0;
}

.security-card.visible {
  animation: fadeInUp 0.4s ease-out forwards;
}

.security-card:nth-child(1).visible { animation-delay: 0s; }
.security-card:nth-child(2).visible { animation-delay: 0.1s; }
.security-card:nth-child(3).visible { animation-delay: 0.2s; }
.security-card:nth-child(4).visible { animation-delay: 0.3s; }

.security-icon {
  width: 48px;
  height: 48px;
  color: var(--color-accent);
  flex-shrink: 0;
}

.security-title {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 600;
  color: var(--color-primary);
  margin: 0;
}

.security-desc {
  font-family: var(--font-body);
  font-size: 14px;
  color: var(--color-text-light);
  line-height: 1.6;
  margin: 0;
}

@media (max-width: 768px) {
  .security-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
  }
  
  .security-section {
    padding: var(--spacing-lg) var(--spacing-md);
  }
}

/* 移除旧Features Section样式 */

/* Section标题通用样式 */
.section-title {
  font-size: 36px;
  font-weight: 700;
  text-align: center;
  color: var(--color-primary);
  margin-bottom: 16px;
  letter-spacing: -0.01em;
}

.section-subtitle {
  font-size: 20px;
  font-weight: 500;
  text-align: center;
  color: var(--color-text-light);
  margin-bottom: var(--spacing-lg);
  letter-spacing: -0.01em;
}

/* 功能图标容器样式（人群-功能配对Section使用） */
.feature-icon-container {
  width: 80px;
  height: 80px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  margin: 0 auto 16px;
}

.feature-icon {
  width: 48px;
  height: 48px;
  color: white;
  stroke-width: 2;
}

/* 不同功能的图标颜色 */
.icon-templates {
  background: linear-gradient(135deg, #a78bfa 0%, #8b5cf6 100%);
}

.icon-groups {
  background: linear-gradient(135deg, #3b82f6 0%, #2563eb 100%);
}

.icon-shortcuts {
  background: linear-gradient(135deg, #00d4aa 0%, #00b894 100%);
}

.icon-preview {
  background: linear-gradient(135deg, #fa709a 0%, #fee140 100%);
}

.icon-reminder {
  background: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
}

/* Social Proof Section */
.social-proof {
  padding: var(--spacing-lg) var(--spacing-md);
  background: var(--color-bg-light);
  text-align: center;
}

.social-proof-container {
  max-width: var(--max-width);
  margin: 0 auto;
}

.social-proof-text {
  font-size: 14px;
  color: var(--color-text-light);
  margin-bottom: var(--spacing-md);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.social-proof-logos {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: var(--spacing-lg);
  flex-wrap: wrap;
  opacity: 0.6;
}

/* CTA Section */
.cta-section {
  padding: var(--spacing-xl) var(--spacing-md);
  background: var(--color-primary);
  color: white;
  text-align: center;
}

.cta-container {
  max-width: var(--max-width);
  margin: 0 auto;
}

.cta-title {
  font-size: 36px;
  font-weight: 700;
  margin-bottom: var(--spacing-sm);
  letter-spacing: -0.01em;
}

.cta-subtitle {
  font-size: 18px;
  opacity: 0.9;
  margin-bottom: var(--spacing-lg);
}

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

.cta-section .cta-button.primary {
  background: white;
  color: var(--color-primary);
}

.cta-section .cta-button.primary:hover {
  background: var(--color-bg-light);
  transform: translateY(-1px);
}

.cta-section .cta-button.secondary {
  background: transparent;
  color: white;
  border: 1px solid white;
}

.cta-section .cta-button.secondary:hover {
  background: white;
  color: var(--color-primary);
}

/* Footer */
.footer {
  background: var(--color-bg-light);
  border-top: 1px solid var(--color-border);
  padding: var(--spacing-lg) var(--spacing-md);
}

.footer-container {
  max-width: var(--max-width);
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--spacing-lg);
}

.footer-section {
  display: flex;
  flex-direction: column;
}

.footer-title {
  font-size: 18px;
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: var(--spacing-xs);
}

.footer-description {
  font-size: 14px;
  color: var(--color-text-light);
  line-height: 1.6;
}

.footer-heading {
  font-size: 14px;
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: var(--spacing-xs);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.footer-links {
  list-style: none;
}

.footer-links li {
  margin-bottom: var(--spacing-xs);
}

.footer-links a {
  color: var(--color-text-light);
  text-decoration: none;
  font-size: 14px;
  transition: color 0.2s;
}

.footer-links a:hover {
  color: var(--color-accent);
}

.footer-bottom {
  max-width: var(--max-width);
  margin: var(--spacing-lg) auto 0;
  padding-top: var(--spacing-md);
  border-top: 1px solid var(--color-border);
  text-align: center;
}

.footer-bottom p {
  font-size: 14px;
  color: var(--color-text-light);
}

/* 登录弹窗样式 */
.login-modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.5);
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 2000;
  backdrop-filter: blur(4px);
}

.login-modal-content {
  background: white;
  border-radius: 12px;
  width: 90%;
  max-width: 440px;
  position: relative;
  box-shadow: var(--shadow-lg);
}

.login-modal-close {
  position: absolute;
  top: 16px;
  right: 16px;
  background: none;
  border: none;
  font-size: 28px;
  color: #999;
  cursor: pointer;
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 4px;
  transition: all 0.2s;
}

.login-modal-close:hover {
  background: #f5f5f5;
  color: #333;
}

.login-modal-header {
  padding: 32px 32px 24px;
  text-align: center;
}

.login-modal-title {
  font-size: 24px;
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: 8px;
}

.login-modal-subtitle {
  font-size: 14px;
  color: var(--color-text-light);
}

.login-modal-body {
  padding: 0 32px 32px;
}

.login-modal-google-btn {
  width: 100%;
  padding: 12px;
  background: white;
  border: 1px solid var(--color-border);
  border-radius: 8px;
  font-size: 15px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  transition: all 0.2s;
  margin-bottom: 16px;
}

.login-modal-google-btn:hover {
  border-color: var(--color-primary);
  background: var(--color-bg-light);
}

.google-icon {
  width: 20px;
  height: 20px;
  background: var(--color-primary);
  color: white;
  border-radius: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  font-size: 12px;
}

.login-modal-divider {
  text-align: center;
  margin: 20px 0;
  position: relative;
}

.login-modal-divider::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 0;
  right: 0;
  height: 1px;
  background: var(--color-border);
}

.login-modal-divider span {
  background: white;
  padding: 0 16px;
  position: relative;
  color: var(--color-text-light);
  font-size: 14px;
}

.login-modal-email {
  margin-bottom: 16px;
}

.login-modal-email label {
  display: block;
  font-size: 14px;
  color: var(--color-text);
  margin-bottom: 8px;
  font-weight: 500;
}

.login-modal-email input {
  width: 100%;
  padding: 12px;
  border: 1px solid var(--color-border);
  border-radius: 8px;
  font-size: 15px;
  margin-bottom: 12px;
  transition: border-color 0.2s;
}

.login-modal-email input:focus {
  outline: none;
  border-color: var(--color-accent);
}

.login-modal-continue-btn {
  width: 100%;
  padding: 12px;
  background: var(--color-primary);
  color: white;
  border: none;
  border-radius: 8px;
  font-size: 15px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s;
}

.login-modal-continue-btn:hover {
  background: #000;
}

.login-modal-footer {
  text-align: center;
  padding-top: 16px;
  border-top: 1px solid var(--color-border);
  font-size: 14px;
  color: var(--color-text-light);
}

.login-modal-footer a {
  color: var(--color-accent);
  text-decoration: none;
  margin-left: 4px;
}

.login-modal-footer a:hover {
  text-decoration: underline;
}

/* 响应式设计 */
@media (max-width: 768px) {
  .hero {
    padding: 20px 16px 40px;
  }

  .hero-container {
    flex-direction: column;
    gap: 32px;
  }

  .hero-content {
    align-items: center;
    text-align: center;
  }
  
  .hero-title {
    font-size: 32px;
    text-align: center;
  }
  
  .hero-image-container {
    width: 100%;
  }

  .hero-image {
    max-width: 100%;
  }
  
  .hero-cta {
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 16px;
  }
  
  .cta-button {
    width: 100%;
    max-width: 280px;
  }
  
  .cta-button-wrapper {
    width: 100%;
    max-width: 280px;
  }

  .section-title {
    font-size: 28px;
  }

  .nav-links {
    gap: var(--spacing-sm);
  }

  .nav-link {
    font-size: 14px;
  }

  .cta-title {
    font-size: 28px;
  }

  .footer-container {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 480px) {
  .nav-container {
    flex-direction: column;
    gap: var(--spacing-sm);
  }

  .nav-links {
    width: 100%;
    justify-content: space-between;
  }

  .hero-cta,
  .cta-buttons {
    flex-direction: column;
    width: 100%;
  }

  .cta-button {
    width: 100%;
  }
}

/* ============================================
   动效关键帧 (Animations)
   ============================================ */

/* 淡入+上移动画 */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* 淡入+左移动画 */
@keyframes fadeInLeft {
  from {
    opacity: 0;
    transform: translateX(-20px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

/* 淡入+右移动画 */
@keyframes fadeInRight {
  from {
    opacity: 0;
    transform: translateX(20px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

/* 脉冲动画（ショートキー卡片） */
@keyframes pulse {
  0%, 100% {
    opacity: 1;
  }
  50% {
    opacity: 0.95;
  }
}

/* 涟漪效果（CTA按钮） */
@keyframes ripple {
  to {
    transform: scale(4);
    opacity: 0;
  }
}

/* 骨架屏加载动画 */
@keyframes skeleton-loading {
  0% {
    background-position: -200px 0;
  }
  100% {
    background-position: calc(200px + 100%) 0;
  }
}