:root {
  --primary: #6366F1;
  --primary-hover: #4F46E5;
  --secondary: #10B981;
  --secondary-hover: #059669;
  --accent: #818CF8;
  --bg: #0F172A;
  --bg-soft: #1E293B;
  --bg-glass: rgba(15, 23, 42, 0.8);
  --text: #F8FAFC;
  --text-muted: #94A3B8;
  --border: rgba(99, 102, 241, 0.2);
  
  --font-base: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-heading: 'Plus Jakarta Sans', var(--font-base);
  
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 1.5rem;
  --spacing-lg: 3rem;
  --spacing-xl: 5rem;
  
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  
  --shadow-sm: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-md: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.2), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
  --shadow-indigo: 0 10px 30px -10px rgba(99, 102, 241, 0.5);
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  background-color: var(--bg);
  color: var(--text);
  font-family: var(--font-base);
  line-height: 1.6;
  overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  line-height: 1.2;
  font-weight: 700;
}

a {
  text-decoration: none;
  color: inherit;
  transition: all 0.3s ease;
}

img, video {
  max-width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
}

/* 布局系统 - 容器组件 */
.site-ogug {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
  width: 100%;
}

.site-naqoyon {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-lg);
  width: 100%;
}

.site-ewuzite {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
  align-items: center;
  justify-content: center;
}

/* 导航区域 */
.site-eroweyo {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: var(--bg-glass);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  height: 80px;
  display: flex;
  align-items: center;
  box-shadow: var(--shadow-sm); color: #ffffff;}

.site-eroweyo .site-ewuzite {
  flex-direction: row;
  justify-content: space-between;
  width: 100%;
}

.site-tomogot {
  font-weight: 500;
  font-size: 0.95rem;
  padding: var(--spacing-xs) var(--spacing-sm);
  color: var(--text-muted);
  position: relative;
}

.site-tomogot:hover {
  color: var(--primary);
}

.site-tomogot::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 0;
  height: 2px;
  background: var(--primary);
  transition: all 0.3s ease;
  transform: translateX(-50%); color: #ffffff;}

.site-tomogot:hover::after {
  width: 80%;
}

/* 展示区域 */
.site-cemedi {
  padding: calc(var(--spacing-xl) * 2) 0 var(--spacing-xl);
  position: relative;
  overflow: hidden;
  background: radial-gradient(circle at 80% 20%, rgba(99, 102, 241, 0.15) 0%, transparent 40%);
  aspect-ratio: 16/9;
  min-height: 600px;
  display: flex;
  align-items: center;
  clip-path: polygon(0 0, 100% 0, 100% 90%, 0 100%); color: #ffffff;}

.site-jipirad {
  font-size: clamp(2.5rem, 8vw, 4.5rem);
  background: linear-gradient(135deg, #FFF 0%, var(--primary) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: var(--spacing-md);
  letter-spacing: -0.02em; color: #1a1a2e;}

.site-ifiwo {
  font-size: clamp(1.1rem, 2vw, 1.4rem);
  color: var(--text-muted);
  max-width: 600px;
  margin-bottom: var(--spacing-lg);
}

/* 卡片组件 */
.site-warahi {
  background: rgba(30, 41, 59, 0.5);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--spacing-lg);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-md); color: #ffffff;}

.site-warahi::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 0;
  background: var(--primary);
  transition: height 0.3s ease; color: #ffffff;}

.site-warahi:hover {
  transform: translateY(-10px);
  background: rgba(30, 41, 59, 0.8);
  border-color: var(--primary);
  box-shadow: var(--shadow-indigo); color: #ffffff;}

.site-warahi:hover::before {
  height: 100%;
}

.site-warahi img {
  aspect-ratio: 4/3;
  border-radius: var(--radius-md);
  margin-bottom: var(--spacing-md);
  width: 100%;
}

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

.site-zuwatit h3 {
  font-size: 1.5rem;
  color: var(--text);
}

.site-zuwatit p {
  color: var(--text-muted);
  font-size: 1rem;
}

/* 按钮组件 */
.site-zezi {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--primary) 0%, #4F46E5 100%);
  color: white;
  padding: 0.8rem 2rem;
  border-radius: var(--radius-md);
  font-weight: 600;
  border: none;
  cursor: pointer;
  transition: all 0.3s ease;
  box-shadow: var(--shadow-sm);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.site-zezi:hover {
  transform: scale(1.05);
  box-shadow: var(--shadow-indigo);
  filter: brightness(1.1);
}

.site-zezi:active {
  transform: scale(0.98);
}

.site-guru {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: transparent;
  color: var(--text);
  padding: 0.8rem 2rem;
  border-radius: var(--radius-md);
  font-weight: 600;
  border: 2px solid var(--border);
  cursor: pointer;
  transition: all 0.3s ease;
}

.site-guru:hover {
  border-color: var(--primary);
  background: rgba(99, 102, 241, 0.1);
  color: var(--primary);
}

/* 页脚区域 */
.site-dopil {
  background: #020617;
  padding: var(--spacing-xl) 0 var(--spacing-lg);
  margin-top: var(--spacing-xl);
  border-top: 1px solid var(--border); color: #ffffff;}

.site-dopil .site-naqoyon {
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
}

.site-huvus {
  font-size: 0.9rem;
  color: var(--text-muted);
}

.site-huvus a {
  display: block;
  margin-bottom: var(--spacing-xs);
}

.site-huvus a:hover {
  color: var(--secondary);
}

/* 工具类 */
.site-text-center { text-align: center; }
.site-text-right { text-align: right; }
.site-m-b-lg { margin-bottom: var(--spacing-lg); }
.site-d-flex { display: flex; }
.site-gap-sm { gap: var(--spacing-sm); }

/* 响应式设计 */
@media (max-width: 1024px) {
  .site-ogug {
    padding: 0 var(--spacing-sm);
  }
}

@media (max-width: 768px) {
  .site-eroweyo {
    height: auto;
    padding: var(--spacing-sm) 0;
  }
  
  .site-eroweyo .site-ewuzite {
    flex-direction: column;
    gap: var(--spacing-sm);
  }
  
  .site-cemedi {
    aspect-ratio: auto;
    min-height: 500px;
    padding-top: 150px;
    clip-path: none;
    text-align: center;
  }
  
  .site-ewuzite {
    align-items: center;
  }
  
  .site-naqoyon {
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
  }
  
  .site-jipirad {
    font-size: 2.5rem;
  }
  
  .site-ifiwo {
    font-size: 1rem;
    margin-left: auto;
    margin-right: auto;
  }
  
  .site-zezi, .site-guru {
    width: 100%;
    padding: 0.7rem 1.5rem;
  }
}

/* 针对特定词汇的高级切割动力学装饰 */
.site-cemedi::after {
  content: '';
  position: absolute;
  right: -5%;
  bottom: -5%;
  width: 40%;
  height: 60%;
  background: linear-gradient(45deg, var(--primary), transparent);
  opacity: 0.1;
  transform: skewX(-20deg);
  z-index: -1;
}

.site-warahi::after {
  content: 'v2rayN';
  position: absolute;
  top: -10px;
  right: -10px;
  font-size: 4rem;
  font-weight: 900;
  color: white;
  opacity: 0.03;
  pointer-events: none;
}