/* 现代化设计风格 */
/* CSS变量继承主页 */
:root {
  /* 浅色主题 */
  --bg-primary: #fafbfc;
  --bg-secondary: rgba(255, 255, 255, 0.8);
  --bg-glass: rgba(255, 255, 255, 0.25);
  --bg-nav: rgba(255, 255, 255, 0.9);
  --bg-card: rgba(255, 255, 255, 0.8);
  --text-primary: #1a1a1a;
  --text-secondary: #666;
  --text-accent: #7b2ff2;
  --border-color: rgba(255, 255, 255, 0.18);
  --shadow-light: rgba(31, 38, 135, 0.1);
  --shadow-medium: rgba(31, 38, 135, 0.2);
  --gradient-primary: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  --gradient-banner: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

/* 深色主题 */
[data-theme="dark"] {
  --bg-primary: #0f0f23;
  --bg-secondary: rgba(30, 30, 60, 0.8);
  --bg-glass: rgba(255, 255, 255, 0.05);
  --bg-nav: rgba(15, 15, 35, 0.9);
  --bg-card: rgba(30, 30, 60, 0.6);
  --text-primary: #e8e8e8;
  --text-secondary: #a0a0a0;
  --text-accent: #9d7dff;
  --border-color: rgba(255, 255, 255, 0.1);
  --shadow-light: rgba(0, 0, 0, 0.3);
  --shadow-medium: rgba(0, 0, 0, 0.5);
  --gradient-primary: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  --gradient-banner: linear-gradient(135deg, #2d1b69 0%, #11998e 100%);
}

body {
  font-family: 'Inter', 'Segoe UI', 'PingFang SC', 'Helvetica Neue', Arial, sans-serif;
  background: var(--bg-primary);
  color: var(--text-primary);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  overflow-x: hidden;
}

/* 背景装饰继承主页样式 */
.bg-decoration {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -2;
  overflow: hidden;
}

.floating-shapes {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}

.floating-shapes::before,
.floating-shapes::after {
  content: '';
  position: absolute;
  border-radius: 50%;
  filter: blur(100px);
  opacity: 0.3;
  animation: float 20s ease-in-out infinite;
}

.floating-shapes::before {
  width: 300px;
  height: 300px;
  background: var(--gradient-primary);
  top: 10%;
  left: -150px;
  animation-delay: 0s;
}

.floating-shapes::after {
  width: 200px;
  height: 200px;
  background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
  bottom: 10%;
  right: -100px;
  animation-delay: -10s;
}

@keyframes float {
  0%, 100% { transform: translateY(0px) rotate(0deg); }
  33% { transform: translateY(-30px) rotate(120deg); }
  66% { transform: translateY(-60px) rotate(240deg); }
}

#particle-canvas {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
}

.xunzhi-navbar {
  width: 100%;
  height: 64px;
  background: var(--bg-nav);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-color);
  box-shadow: 0 8px 32px var(--shadow-light);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 3vw;
  position: fixed;
  top: 0;
  left: 0;
  z-index: 100;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.xunzhi-navbar .logo {
  display: flex;
  align-items: center;
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-accent);
  text-decoration: none;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.xunzhi-navbar .logo:hover {
  transform: scale(1.05);
}

.xunzhi-navbar .logo img {
  width: 40px;
  height: 40px;
  margin-right: 12px;
  border-radius: 12px;
  box-shadow: 0 4px 20px var(--shadow-light);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.xunzhi-navbar .logo:hover img {
  box-shadow: 0 8px 32px var(--shadow-medium);
  transform: rotate(-5deg);
}

.xunzhi-navbar .nav-menu {
  display: flex;
  gap: 2rem;
  align-items: center;
}

.xunzhi-navbar .nav-menu a {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 1rem;
  font-weight: 500;
  padding: 8px 20px;
  border-radius: 12px;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
}

.xunzhi-navbar .nav-menu a::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: var(--gradient-primary);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  z-index: -1;
  border-radius: 12px;
}

.xunzhi-navbar .nav-menu a:hover {
  color: white;
  transform: translateY(-2px);
  box-shadow: 0 8px 25px var(--shadow-medium);
}

.xunzhi-navbar .nav-menu a:hover::before,
.xunzhi-navbar .nav-menu a.active::before {
  left: 0;
}

.xunzhi-navbar .nav-menu a.active {
  color: white;
  transform: translateY(-2px);
  box-shadow: 0 8px 25px var(--shadow-medium);
}

/* 主题切换按钮 */
.theme-toggle {
  background: var(--bg-glass);
  border: 1px solid var(--border-color);
  border-radius: 50%;
  width: 42px;
  height: 42px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  position: relative;
  overflow: hidden;
  margin-left: 16px;
}

.theme-toggle:hover {
  transform: scale(1.1) rotate(15deg);
  box-shadow: 0 8px 25px var(--shadow-medium);
}

.theme-toggle-sun,
.theme-toggle-moon {
  position: absolute;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  font-size: 18px;
}

[data-theme="light"] .theme-toggle-sun {
  opacity: 1;
  transform: rotate(0deg) scale(1);
}

[data-theme="light"] .theme-toggle-moon {
  opacity: 0;
  transform: rotate(180deg) scale(0.5);
}

[data-theme="dark"] .theme-toggle-sun {
  opacity: 0;
  transform: rotate(-180deg) scale(0.5);
}

[data-theme="dark"] .theme-toggle-moon {
  opacity: 1;
  transform: rotate(0deg) scale(1);
}

/* 汉堡菜单 */
.nav-hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  width: 42px;
  height: 42px;
  background: var(--bg-glass);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  cursor: pointer;
  margin-left: 12px;
  z-index: 120;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.nav-hamburger:hover {
  transform: scale(1.05);
  background: var(--bg-card);
  box-shadow: 0 8px 25px var(--shadow-medium);
}

.nav-hamburger span {
  display: block;
  height: 3px;
  width: 70%;
  background: var(--text-accent);
  border-radius: 2px;
  margin: 3px auto;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.nav-hamburger:hover span {
  width: 85%;
}

.xunzhi-banner {
  width: 100%;
  background: var(--gradient-banner);
  min-height: 420px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding-top: 64px;
  box-sizing: border-box;
  position: relative;
  overflow: hidden;
}

.xunzhi-banner::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(circle at 30% 40%, rgba(255, 255, 255, 0.1) 0%, transparent 50%),
              radial-gradient(circle at 80% 20%, rgba(255, 255, 255, 0.1) 0%, transparent 50%),
              radial-gradient(circle at 40% 80%, rgba(255, 255, 255, 0.1) 0%, transparent 50%);
  animation: bannerShine 15s ease-in-out infinite;
}

@keyframes bannerShine {
  0%, 100% { opacity: 0.3; }
  50% { opacity: 0.7; }
}

.xunzhi-banner-inner {
  display: flex;
  align-items: center;
  max-width: 1100px;
  width: 100%;
  padding: 2rem 2vw;
  box-sizing: border-box;
  justify-content: space-between;
  position: relative;
  z-index: 1;
}

.xunzhi-banner-left {
  flex: 1;
  min-width: 260px;
}

.xunzhi-banner-title {
  font-size: 3rem;
  font-weight: 800;
  color: #fff;
  margin-bottom: 1.2rem;
  text-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
  background: linear-gradient(135deg, #fff 0%, rgba(255, 255, 255, 0.8) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: titleSlideIn 1s cubic-bezier(0.4, 0, 0.2, 1);
}

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

.xunzhi-banner-desc {
  font-size: 1.3rem;
  color: rgba(255, 255, 255, 0.9);
  margin-bottom: 2.2rem;
  font-weight: 300;
  text-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
  animation: descSlideIn 1s cubic-bezier(0.4, 0, 0.2, 1) 0.2s both;
}

@keyframes descSlideIn {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.xunzhi-banner-btn {
  display: inline-block;
  background: rgba(255, 255, 255, 0.9);
  color: var(--text-accent);
  font-size: 1.1rem;
  font-weight: 600;
  padding: 0.8em 2.2em;
  border-radius: 30px;
  text-decoration: none;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
  animation: btnSlideIn 1s cubic-bezier(0.4, 0, 0.2, 1) 0.4s both;
}

.xunzhi-banner-btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: var(--gradient-primary);
  transition: left 0.6s cubic-bezier(0.4, 0, 0.2, 1);
  z-index: -1;
}

.xunzhi-banner-btn:hover {
  color: white;
  transform: translateY(-3px) scale(1.05);
  box-shadow: 0 15px 40px rgba(0, 0, 0, 0.2);
}

.xunzhi-banner-btn:hover::before {
  left: 0;
}

@keyframes btnSlideIn {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.xunzhi-banner-right {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  min-width: 260px;
}

.xunzhi-banner-logo {
  width: 160px;
  height: 160px;
  border-radius: 32px;
  margin-bottom: 1.5rem;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
  border: 4px solid rgba(255, 255, 255, 0.8);
  object-fit: cover;
  transition: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
  animation: logoFloat 6s ease-in-out infinite;
}

.xunzhi-banner-logo:hover {
  transform: scale(1.1) rotate(5deg);
  box-shadow: 0 25px 50px rgba(0, 0, 0, 0.25);
}

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

.xunzhi-banner-qrcode {
  width: 110px;
  height: 110px;
  background: #fff;
  border-radius: 16px;
  margin-top: 0.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
  font-size: 0.95rem;
  color: #aaa;
}

/* 功能亮点区 */
.xunzhi-features {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  gap: 2rem;
  padding: 4rem 2vw 3rem 2vw;
  box-sizing: border-box;
}

.xunzhi-feature {
  flex: 1;
  background: var(--bg-card);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--border-color);
  border-radius: 24px;
  box-shadow: 0 20px 40px var(--shadow-light);
  padding: 2.5rem 1.5rem 2rem 1.5rem;
  text-align: center;
  margin: 0 0.5rem;
  min-width: 200px;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
  animation: featureSlideIn 0.8s cubic-bezier(0.4, 0, 0.2, 1);
  animation-play-state: paused;
}

.xunzhi-feature::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 2px;
  background: var(--gradient-primary);
  transition: left 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.xunzhi-feature:hover {
  transform: translateY(-8px);
  box-shadow: 0 32px 64px var(--shadow-medium);
  border-color: rgba(255, 255, 255, 0.3);
}

.xunzhi-feature:hover::before {
  left: 100%;
}

@keyframes featureSlideIn {
  from {
    opacity: 0;
    transform: translateY(60px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.xunzhi-feature-icon {
  font-size: 3.2rem;
  margin-bottom: 1.5rem;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  filter: drop-shadow(0 4px 8px rgba(0, 0, 0, 0.1));
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.xunzhi-feature:hover .xunzhi-feature-icon {
  transform: scale(1.1) rotateY(180deg);
}

.xunzhi-feature-title {
  font-size: 1.3rem;
  font-weight: 700;
  margin-bottom: 1rem;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  position: relative;
}

.xunzhi-feature-title::after {
  content: '';
  position: absolute;
  bottom: -8px;
  left: 50%;
  transform: translateX(-50%);
  width: 30px;
  height: 2px;
  background: var(--gradient-primary);
  border-radius: 1px;
  opacity: 0.6;
}

.xunzhi-feature-desc {
  font-size: 1.05rem;
  color: var(--text-secondary);
  line-height: 1.7;
  font-weight: 400;
}

/* 页脚 */
.xunzhi-footer {
  width: 100%;
  background: var(--bg-card);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-top: 1px solid var(--border-color);
  color: var(--text-secondary);
  font-size: 1rem;
  text-align: center;
  padding: 2.5rem 0 2rem 0;
  margin-top: 4rem;
  position: relative;
}

.xunzhi-footer::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 100px;
  height: 2px;
  background: var(--gradient-primary);
  border-radius: 1px;
}

.footer-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
  animation: footerFadeIn 1s cubic-bezier(0.4, 0, 0.2, 1);
}

.footer-brand {
  color: var(--text-secondary);
  font-size: 0.95rem;
  animation: footerFadeIn 1s cubic-bezier(0.4, 0, 0.2, 1) 0.2s both;
}

.footer-content a,
.footer-brand a {
  color: var(--text-accent);
  text-decoration: none;
  font-weight: 500;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
}

.footer-content a::after,
.footer-brand a::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--gradient-primary);
  transition: width 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.footer-content a:hover,
.footer-brand a:hover {
  color: var(--text-primary);
  transform: translateY(-2px);
}

.footer-content a:hover::after,
.footer-brand a:hover::after {
  width: 100%;
}

@keyframes footerFadeIn {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* 平台下载区 */
.xunzhi-platforms {
  display: flex;
  justify-content: center;
  gap: 2.5rem;
  margin: 2.5rem auto 0 auto;
  max-width: 1100px;
  flex-wrap: wrap;
}

.platform-card {
  background: var(--bg-card);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--border-color);
  border-radius: 20px;
  box-shadow: 0 15px 35px var(--shadow-light);
  padding: 1.8rem 1.5rem 1.5rem 1.5rem;
  text-align: center;
  min-width: 140px;
  margin-bottom: 1.5rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
  animation: cardSlideIn 0.8s cubic-bezier(0.4, 0, 0.2, 1);
  animation-play-state: paused;
}

.platform-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 2px;
  background: var(--gradient-primary);
  transition: left 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.platform-card:hover {
  transform: translateY(-8px) scale(1.02);
  box-shadow: 0 25px 50px var(--shadow-medium);
  border-color: rgba(255, 255, 255, 0.3);
}

.platform-card:hover::before {
  left: 100%;
}

@keyframes cardSlideIn {
  from {
    opacity: 0;
    transform: translateY(40px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.platform-icon {
  width: 60px;
  height: 60px;
  margin-bottom: 0.8rem;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  filter: drop-shadow(0 4px 8px rgba(0, 0, 0, 0.1));
  background: var(--bg-glass);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.platform-icon::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--gradient-primary);
  opacity: 0;
  transition: opacity 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  border-radius: 15px;
}

.platform-card:hover .platform-icon::before {
  opacity: 0.1;
}

.platform-icon svg {
  width: 28px;
  height: 28px;
  position: relative;
  z-index: 1;
  color: var(--text-accent);
  transition: color 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.platform-card:hover .platform-icon svg {
  color: var(--text-primary);
}

.platform-card:hover .platform-icon {
  transform: scale(1.2) rotateY(180deg);
}

.platform-name {
  font-size: 1.15rem;
  font-weight: 600;
  margin-bottom: 1rem;
  color: var(--text-primary);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.platform-card:hover .platform-name {
  color: var(--text-accent);
  transform: translateY(-2px);
}

.platform-btn {
  display: inline-block;
  background: var(--gradient-primary);
  color: white;
  font-size: 1rem;
  font-weight: 500;
  padding: 0.6em 1.8em;
  border-radius: 25px;
  text-decoration: none;
  margin-top: 0.5rem;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
  box-shadow: 0 4px 15px var(--shadow-light);
}

.platform-btn::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 0.6s;
}

.platform-btn:hover {
  transform: translateY(-3px) scale(1.05);
  box-shadow: 0 12px 30px var(--shadow-medium);
}

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

/* 更新日志区域 */
.xunzhi-changelog-section {
  width: 100%;
  background: var(--bg-secondary);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  padding: 3rem 2rem 2rem 2rem;
  position: relative;
  display: flex;
  justify-content: center;
}

.xunzhi-changelog-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 150px;
  height: 3px;
  background: var(--gradient-primary);
  border-radius: 2px;
}

.changelog-wrapper {
  width: 100%;
  max-width: 1200px;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.section-title {
  text-align: center;
  margin-bottom: 2rem;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  font-size: 1.8rem;
  font-weight: 700;
  position: relative;
}

.section-title::after {
  content: '';
  position: absolute;
  bottom: -10px;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 3px;
  background: var(--gradient-primary);
  border-radius: 2px;
  opacity: 0.6;
}

.changelog-inner {
  width: 100%;
  max-width: 1100px;
  padding: 0 1rem;
}

.changelog-grid {
  display: flex;
  gap: 2rem;
  justify-content: space-between;
}

.changelog-list {
  list-style: none;
  margin: 0;
  padding: 0;
  background: var(--bg-card);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--border-color);
  border-radius: 20px;
  box-shadow: 0 15px 35px var(--shadow-light);
  overflow: hidden;
  flex: 1;
}

.changelog-list li {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.3rem 1.5rem;
  font-size: 1.1rem;
  color: var(--text-primary);
  border-bottom: 1px solid var(--border-color);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
}

.changelog-list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 0;
  background: var(--gradient-primary);
  transition: width 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.changelog-list li:hover {
  background: var(--bg-glass);
  transform: translateX(5px);
}

.changelog-list li:hover::before {
  width: 4px;
}

.changelog-list li:last-child {
  border-bottom: none;
  color: var(--text-accent);
  cursor: pointer;
  font-weight: 600;
}

.changelog-list li:last-child:hover {
  background: var(--gradient-primary);
  color: white;
}

.changelog-title {
  flex: 1;
  text-align: left;
}

.changelog-date {
  min-width: 100px;
  text-align: right;
  color: var(--text-secondary);
  font-size: 1rem;
  font-weight: 500;
}

/* 联系我们区域 */
.xunzhi-contact-section {
  width: 100%;
  background: var(--bg-primary);
  padding: 3rem 2rem 3rem 2rem;
  position: relative;
  display: flex;
  justify-content: center;
}

.contact-wrapper {
  width: 100%;
  max-width: 1200px;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.contact-inner {
  width: 100%;
  max-width: 1100px;
  background: var(--bg-card);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--border-color);
  border-radius: 24px;
  box-shadow: 0 25px 45px var(--shadow-light);
  padding: 2.5rem 2rem 2rem 2rem;
  position: relative;
  overflow: hidden;
}

.contact-inner::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--gradient-primary);
}

.contact-inner h2 {
  text-align: center;
  margin-bottom: 2rem;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  font-size: 1.8rem;
  font-weight: 700;
  position: relative;
}

.contact-inner h2::after {
  content: '';
  position: absolute;
  bottom: -10px;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 3px;
  background: var(--gradient-primary);
  border-radius: 2px;
  opacity: 0.6;
}

.contact-content {
  display: flex;
  gap: 3rem;
  align-items: flex-start;
  margin-top: 2rem;
}

.contact-info {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.contact-item {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1rem;
  background: var(--bg-glass);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.contact-item:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px var(--shadow-light);
  background: var(--bg-secondary);
}

.contact-icon {
  font-size: 1.8rem;
  width: 50px;
  height: 50px;
  background: var(--gradient-primary);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  box-shadow: 0 4px 15px var(--shadow-light);
}

.contact-details h3 {
  margin: 0 0 0.3rem 0;
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text-primary);
}

.contact-details p {
  margin: 0;
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.4;
}

.contact-form-wrapper {
  flex: 1;
  min-width: 0;
}

.contact-form-wrapper .contact-form .form-group {
  margin-bottom: 1.5rem;
}

.contact-form-wrapper .contact-form label {
  display: block;
  margin-bottom: 0.6rem;
  color: var(--text-primary);
  font-size: 1.05rem;
  font-weight: 500;
}

.contact-form-wrapper .contact-form input,
.contact-form-wrapper .contact-form textarea {
  width: 100%;
  padding: 0.8em 1.2em;
  border: 2px solid var(--border-color);
  border-radius: 12px;
  font-size: 1.05rem;
  background: var(--bg-glass);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  color: var(--text-primary);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  outline: none;
  resize: none;
  font-family: 'Inter', sans-serif;
  box-sizing: border-box;
}

.contact-form-wrapper .contact-form input:focus,
.contact-form-wrapper .contact-form textarea:focus {
  border: 2px solid var(--text-accent);
  background: var(--bg-secondary);
  transform: translateY(-2px);
  box-shadow: 0 8px 25px var(--shadow-light);
}

.contact-btn {
  width: 100%;
  background: var(--gradient-primary);
  color: white;
  font-size: 1.15rem;
  font-weight: 600;
  padding: 0.8em 0;
  border: none;
  border-radius: 12px;
  cursor: pointer;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  margin-top: 1rem;
  position: relative;
  overflow: hidden;
  box-shadow: 0 8px 25px var(--shadow-light);
  font-family: 'Inter', sans-serif;
}

.contact-btn::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 0.6s;
}

.contact-btn:hover {
  transform: translateY(-3px) scale(1.02);
  box-shadow: 0 15px 40px var(--shadow-medium);
}

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

/* 独立区域布局 */
.xunzhi-changelog-section,
.xunzhi-contact-section {
  width: 100%;
  display: flex;
  justify-content: center;
  padding: 3rem 2rem;
  position: relative;
}

.xunzhi-changelog-section {
  background: var(--bg-secondary);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

.xunzhi-contact-section {
  background: var(--bg-primary);
}

/* 移动端响应式设计 */
@media (max-width: 900px) {
  .xunzhi-navbar .nav-menu {
    display: none;
  }
  
  .nav-hamburger {
    display: flex;
  }
  
  .nav-menu.mobile-show {
    display: flex;
    position: absolute;
    top: 64px;
    left: 0;
    width: 100vw;
    background: var(--bg-nav);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-top: 1px solid var(--border-color);
    box-shadow: 0 15px 35px var(--shadow-medium);
    flex-direction: column;
    align-items: center;
    z-index: 110;
    padding: 24px 0 32px 0;
    animation: mobileMenuSlide 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  }
  
  .nav-menu.mobile-show a {
    margin: 8px 0;
    padding: 12px 24px;
    width: 80%;
    text-align: center;
  }
  
  .nav-menu.mobile-show .theme-toggle {
    margin: 16px 0 0 0;
    width: 44px;
    height: 44px;
  }

  .xunzhi-banner {
    min-height: 360px;
    padding-top: 80px;
  }

  .xunzhi-banner-inner,
  .xunzhi-features {
    flex-direction: column;
    align-items: center;
  }

  .xunzhi-changelog-section,
  .xunzhi-contact-section {
    padding: 2rem 1rem;
  }

  .changelog-wrapper,
  .contact-wrapper {
    max-width: 100%;
  }

  .changelog-grid {
    flex-direction: column;
    gap: 1.5rem;
  }

  .contact-content {
    flex-direction: column;
    gap: 2rem;
  }

  .contact-inner {
    max-width: 100%;
  }

  .xunzhi-banner-left,
  .xunzhi-banner-right {
    min-width: 0;
    width: 100%;
    text-align: center;
  }
  
  .xunzhi-banner-logo {
    width: 140px;
    height: 140px;
  }
  
  .xunzhi-banner-title {
    font-size: 2.5rem;
  }

  .xunzhi-features {
    gap: 1.5rem;
    padding: 3rem 1rem 2rem 1rem;
  }

  .xunzhi-feature {
    margin: 0;
    min-width: 0;
    max-width: 100%;
  }
  
  .xunzhi-platforms {
    gap: 1.5rem;
    padding: 0 1rem;
  }
  
  .contact-inner {
    max-width: 90%;
    padding: 2rem 1.5rem 1.5rem 1.5rem;
  }

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

@media (max-width: 768px) {
  .xunzhi-changelog-section,
  .xunzhi-contact-section {
    padding: 2rem 1.5rem;
  }

  .changelog-wrapper,
  .contact-wrapper {
    max-width: 100%;
  }

  .changelog-inner,
  .contact-inner {
    max-width: 100%;
  }
}

@media (max-width: 600px) {
  .xunzhi-navbar {
    height: 56px;
    padding: 0 1rem;
  }
  
  .xunzhi-banner {
    min-height: 320px;
    padding-top: 70px;
  }
  
  .xunzhi-banner-logo {
    width: 120px;
    height: 120px;
  }
  
  .xunzhi-banner-title {
    font-size: 2rem;
  }
  
  .xunzhi-features {
    padding: 2rem 0.5rem 1.5rem 0.5rem;
  }
  
  .xunzhi-feature {
    padding: 2rem 1rem 1.5rem 1rem;
  }
  
  .xunzhi-changelog-section,
  .xunzhi-contact-section {
    padding: 2rem 0.5rem 1.5rem 0.5rem;
  }

  .changelog-wrapper,
  .contact-wrapper {
    max-width: 100%;
  }

  .section-title {
    font-size: 1.5rem;
  }

  .changelog-inner {
    padding: 0 0.5rem;
    max-width: 100%;
  }

  .contact-inner {
    padding: 1.5rem 1rem 1rem 1rem;
    max-width: 100%;
  }
  
  .contact-inner h2 {
    font-size: 1.5rem;
  }
}

/* 加载动画 */
@keyframes pageLoad {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

body {
  animation: pageLoad 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

/* 滚动条美化 */
::-webkit-scrollbar {
  width: 8px;
}

::-webkit-scrollbar-track {
  background: var(--bg-primary);
}

::-webkit-scrollbar-thumb {
  background: var(--gradient-primary);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: linear-gradient(135deg, #5a67d8 0%, #667eea 100%);
}

/* 选中文本样式 */
::selection {
  background: var(--gradient-primary);
  color: white;
}

::-moz-selection {
  background: var(--gradient-primary);
  color: white;
}