:root {
  --bg-page: var(--nav-bg);
  --primary: var(--primary-accent);
  --accent-warm: var(--primary-accent);
  --text: var(--text-main);
  --bg: var(--nav-bg);
  --card-bg: var(--nav-bg);
  --border-color: var(--nav-border);
  --border: var(--nav-border);
  --transition: var(--transition-smooth);
  --bg-card: var(--nav-bg);
}

/* 基础变量定义：参考暖色调、低饱和度、高级灰 */
:root {
  --nav-bg: hsla(20, 10%, 5%, 0.85); /* 深暖灰背景 */
  --nav-border: hsla(20, 10%, 20%, 1); 
  --primary-accent: hsl(35, 90%, 60%); /* 温暖的琥珀橙 */
  --primary-hover: hsl(35, 90%, 50%);
  --text-main: hsl(0, 0%, 95%);
  --text-muted: hsl(20, 5%, 65%);
  --nav-height: 72px;
  --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}
/* 强制规则：防止内容被固定导航栏遮挡 */
body {
  margin: 0;
  padding-top: var(--nav-height);
  background-color: hsl(20, 10%, 3%); /* 极深暖背景 */
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
}
/* 导航栏主体 */
.cyber_spark {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--nav-height);
  background-color: var(--nav-bg);
  backdrop-filter: blur(12px); /* 毛玻璃效果 */
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--nav-border);
  z-index: 1000;
  display: flex;
  align-items: center;
}
/* 容器布局 */
.shadow_box {
  max-width: 1200px;
  width: 90%;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
/* 品牌 Logo */
.velvetSky {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-main);
  text-decoration: none;
  letter-spacing: -0.5px;
}
.sparkLogic {
  width: 12px;
  height: 12px;
  background-color: var(--primary-accent);
  border-radius: 3px;
  box-shadow: 0 0 15px hsla(35, 90%, 60%, 0.4);
}
/* PC端菜单列表 */
.nebulaV1 {
  display: flex;
  list-style: none;
  margin: 0;
  padding: 0;
  gap: 32px;
}
.zenithCore {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 500;
  transition: var(--transition-smooth);
}
.zenithCore:hover {
  color: var(--text-main);
}
.zenithCore.vortex_flow {
  color: var(--primary-accent);
}
/* 操作区域 */
.quantumLeap {
  display: flex;
  align-items: center;
  gap: 16px;
}
/* 立即获取按钮 (CTA) */
.neonPulse {
  background-color: var(--primary-accent);
  color: hsl(20, 20%, 5%); /* 保证对比度 */
  padding: 8px 18px;
  border-radius: 6px;
  font-size: 0.85rem;
  font-weight: 600;
  text-decoration: none;
  transition: var(--transition-smooth);
}
.neonPulse:hover {
  background-color: var(--primary-hover);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px hsla(35, 90%, 60%, 0.2);
}
/* 移动端开关 */
.orbit_alt {
  display: none;
  flex-direction: column;
  justify-content: space-around;
  width: 24px;
  height: 18px;
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 0;
}
.orbit_alt .prism_view {
  width: 24px;
  height: 2px;
  background-color: var(--text-main);
  border-radius: 2px;
  transition: var(--transition-smooth);
}
/* 移动端下拉列表容器 */
.echoChamber {
  display: none; /* 默认隐藏 */
  position: absolute;
  top: var(--nav-height);
  left: 0;
  width: 100%;
  background-color: hsl(20, 10%, 6%);
  border-bottom: 1px solid var(--nav-border);
  padding: 20px 0;
}
.xplr_8 {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
}
.pixel_drift {
  color: var(--text-main);
  text-decoration: none;
  font-size: 1.1rem;
  font-weight: 500;
}
.Blue_Shift {
  color: var(--primary-accent);
  border: 1px solid var(--primary-accent);
  padding: 10px 40px;
  border-radius: 8px;
}
/* 响应式媒体查询 */
@media (max-width: 992px) {.nebulaV1 {
    display: none; /* 隐藏PC菜单 */
  }
.orbit_alt {
    display: flex; /* 显示移动端开关 */
  }
.cyber_spark.is-open .echoChamber {
    display: block;
  }
.cyber_spark.is-open .orbit_alt .prism_view:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
  }
.cyber_spark.is-open .orbit_alt .prism_view:nth-child(2) {
    opacity: 0;
  }
.cyber_spark.is-open .orbit_alt .prism_view:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
  }}

:root {
    --nav-bg: hsla(20, 10%, 5%, 0.85); 
    --nav-border: hsla(20, 10%, 20%, 1);
    --primary-accent: hsl(35, 90%, 60%); 
    --primary-hover: hsl(35, 90%, 50%);
    --text-main: hsl(0, 0%, 95%);
    --text-muted: hsl(20, 5%, 65%);
    --nav-height: 72px;
    --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    }
@media (max-width: 992px) {
  .nebulaV1 {
    display: none; 
    }
  
    .orbit_alt {
    display: flex; 
    }
  
    .cyber_spark.is-open .echoChamber {
    display: block;
    }
  
    .cyber_spark.is-open .orbit_alt .prism_view:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
    }
  
    .cyber_spark.is-open .orbit_alt .prism_view:nth-child(2) {
    opacity: 0;
    }
  
    .cyber_spark.is-open .orbit_alt .prism_view:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
    }
}
@media (max-width: 768px) {
  .lunarPhase { grid-template-columns: 1fr; }
  
    .deltaForce { flex-direction: column; align-items: center; }
  
    h1 { font-size: 2.5rem; }
}

    
    
    body {
    margin: 0;
    padding-top: var(--nav-height);
    background-color: hsl(20, 10%, 3%); 
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    -webkit-font-smoothing: antialiased;
    }

    
    .cyber_spark {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: var(--nav-height);
    background-color: var(--nav-bg);
    backdrop-filter: blur(12px); 
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--nav-border);
    z-index: 1000;
    display: flex;
    align-items: center;
    }

    
    .shadow_box {
    max-width: 1200px;
    width: 90%;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    }

    
    .velvetSky {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-main);
    text-decoration: none;
    letter-spacing: -0.5px;
    }

    .sparkLogic {
    width: 12px;
    height: 12px;
    background-color: var(--primary-accent);
    border-radius: 3px;
    box-shadow: 0 0 15px hsla(35, 90%, 60%, 0.4);
    }

    
    .nebulaV1 {
    display: flex;
    list-style: none;
    margin: 0;
    padding: 0;
    gap: 32px;
    }

    .zenithCore {
    color: var(--text-muted);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    transition: var(--transition-smooth);
    }

    .zenithCore:hover {
    color: var(--text-main);
    }

    .zenithCore.vortex_flow {
    color: var(--primary-accent);
    }

    
    .quantumLeap {
    display: flex;
    align-items: center;
    gap: 16px;
    }

    
    .neonPulse {
    background-color: var(--primary-accent);
    color: hsl(20, 20%, 5%); 
    padding: 8px 18px;
    border-radius: 6px;
    font-size: 0.85rem;
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition-smooth);
    }

    .neonPulse:hover {
    background-color: var(--primary-hover);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px hsla(35, 90%, 60%, 0.2);
    }

    
    .orbit_alt {
    display: none;
    flex-direction: column;
    justify-content: space-around;
    width: 24px;
    height: 18px;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 0;
    }

    .orbit_alt .prism_view {
    width: 24px;
    height: 2px;
    background-color: var(--text-main);
    border-radius: 2px;
    transition: var(--transition-smooth);
    }

    
    .echoChamber {
    display: none; 
    position: absolute;
    top: var(--nav-height);
    left: 0;
    width: 100%;
    background-color: hsl(20, 10%, 6%);
    border-bottom: 1px solid var(--nav-border);
    padding: 20px 0;
    }

    .xplr_8 {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 20px;
    }

    .pixel_drift {
    color: var(--text-main);
    text-decoration: none;
    font-size: 1.1rem;
    font-weight: 500;
    }

    .Blue_Shift {
    color: var(--primary-accent);
    border: 1px solid var(--primary-accent);
    padding: 10px 40px;
    border-radius: 8px;
    }

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

    main {
    font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    background-color: var(--bg);
    color: var(--text);
    line-height: 1.6;
    overflow-x: hidden;
    }

    .quartzV2 {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 24px;
    }

    
    .flint_lock {
    padding: 100px 0 80px;
    text-align: center;
    background: radial-gradient(circle at 50% 0%, hsla(137, 82%, 55%, 0.15), transparent 50%);
    }

    h1 {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 24px;
    letter-spacing: -0.02em;
    color: var(--text);
    }

    .pearlJam {
    font-size: 1.25rem;
    color: var(--gray);
    max-width: 700px;
    margin: 0 auto 40px;
    }

    .deltaForce {
    display: flex;
    gap: 16px;
    justify-content: center;
    margin-bottom: 60px;
    }

    .ivory_tower {
    padding: 16px 32px;
    border-radius: 100px;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.2s ease;
    font-size: 1rem;
    }

    .coral_reef {
    background-color: var(--primary);
    color: #000;
    box-shadow: 0 4px 20px hsla(137, 82%, 55%, 0.3);
    }

    .coral_reef:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 24px hsla(137, 82%, 55%, 0.4);
    }

    .onyx_black {
    position: relative;
    max-width: 900px;
    margin: 0 auto;
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: 0 20px 50px rgba(0,0,0,0.1);
    }

    .onyx_black img {
    width: 100%;
    display: block;
    }

    
    .aqua_tint {
    padding: 100px 0;
    }

    .alpha_omega {
    margin-bottom: 60px;
    text-align: left;
    }

    h2 {
    font-size: 2.5rem;
    margin-bottom: 16px;
    letter-spacing: -0.01em;
    }

    .lunarPhase {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    align-items: center;
    margin-bottom: 80px;
    }

    .betaTest {
    padding-right: 20px;
    }

    h3 {
    font-size: 1.75rem;
    margin-bottom: 20px;
    color: var(--secondary);
    }

    .glitcH_h4b {
    width: 100%;
    border-radius: var(--radius);
    box-shadow: 0 10px 30px rgba(0,0,0,0.05);
    }

    
    .cobalt_blue {
    background: var(--white);
    padding: 60px 0;
    border-top: 1px solid rgba(0,0,0,0.05);
    border-bottom: 1px solid rgba(0,0,0,0.05);
    }

    .amberGlow {
    font-size: 0.9rem;
    color: var(--gray);
    text-align: center;
    }

    
    footer {
    padding: 80px 0 40px;
    background: var(--white);
    border-top: 1px solid rgba(0,0,0,0.05);
    }

    .solar_flare {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 40px;
    margin-bottom: 60px;
    }

    .gamma_ray {
    font-weight: 800;
    font-size: 1.5rem;
    color: var(--text);
    }

    .slateGrey h4 {
    margin-bottom: 20px;
    font-size: 1rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    }

    .slateGrey a {
    display: block;
    color: var(--gray);
    text-decoration: none;
    margin-bottom: 12px;
    transition: color 0.2s;
    }

    .slateGrey a:hover {
    color: var(--primary);
    }

    .rubyNode {
    text-align: center;
    padding-top: 40px;
    border-top: 1px solid rgba(0,0,0,0.05);
    color: var(--gray);
    font-size: 0.875rem;
    }

    
    .jade_stone {
    width: 100%;
    height: auto;
    border-radius: var(--radius);
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.08);
    display: block;
    object-fit: cover;
    transition: transform 0.3s ease;
    }

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

@media (max-width: 768px) {
  .muFactor { grid-template-columns: 1fr; gap: 40px; }
}

    .iotaUnit {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 20px;
    }

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

    
    .kappa_sigma {
    padding: 80px 0;
    }

    .muFactor {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    }

    .sigma_sum {
    width: 100%;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
    border: 1px solid rgba(0,0,0,0.05);
    }

    .theta_wave h2 {
    font-size: 2rem;
    margin-bottom: 20px;
    color: var(--text-main);
    }

    
    .omicronRed {
    padding: 60px 0;
    background: var(--white);
    }

    .tauCross {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 24px;
    margin-top: 40px;
    }

    .nu_state {
    padding: 32px;
    background: var(--bg-page);
    border-radius: var(--radius-md);
    text-align: center;
    transition: background 0.3s;
    }

    .nu_state:hover {
    background: #f0f7f2;
    }

    .nu_state h3 {
    margin-bottom: 12px;
    font-size: 1.25rem;
    }

    .nu_state a {
    color: var(--secondary);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.95rem;
    }

    
    .rhoData {
    padding: 80px 0;
    }

    .lambda_func {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 40px;
    }

    .xi_mesh h3 {
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    gap: 10px;
    }

    .xi_mesh p {
    color: var(--text-muted);
    font-size: 0.95rem;
    }

    
    .pi_ratio {
    color: var(--primary);
    text-decoration: underline;
    text-underline-offset: 4px;
    }

    .slateGrey {
    margin-bottom: 24px;
    display: flex;
    justify-content: center;
    gap: 30px;
    flex-wrap: wrap;
    }

    
    .epsilon_val {
    background-color: var(--card-bg);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
    overflow: hidden;
    margin: 60px auto 0;
    border: 1px solid rgba(0, 0, 0, 0.05);
    transition: transform 0.3s ease;
    max-width: 1000px;
    }

    .epsilon_val:hover {
    transform: translateY(-8px);
    }

    .epsilon_val img {
    width: 100%;
    height: auto;
    display: block;
    object-fit: cover;
    }

@media (prefers-color-scheme: dark) {
  :root {
    --text-main: hsl(137, 5%, 95%);
    --text-muted: hsl(137, 5%, 70%);
    --bg-page: hsl(137, 10%, 8%);
    --bg-card: hsl(137, 10%, 12%);
    --border-color: hsl(137, 10%, 20%);
    }
}
@media (max-width: 768px) {
  .storm_gate {
    grid-template-columns: 1fr;
    }
  
    .flint_lock {
    padding: 60px 0 40px;
    }
}

    .cloudBase {
    font-size: 1.25rem;
    color: var(--text-muted);
    max-width: 800px;
    margin: 0 auto 40px;
    }

    
    .chi_squared {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 32px;
    margin-bottom: 80px;
    }

    .mist_walker {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    padding: 40px;
    border-radius: var(--radius);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    }

    .mist_walker:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0,0,0,0.05);
    }

    .psiMind {
    list-style: none;
    }

    .psiMind li {
    padding: 12px 0;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    }

    .psiMind li:last-child {
    border-bottom: none;
    }

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

    
    .storm_gate {
    margin: 80px 0;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    align-items: center;
    }

    .phiAngle img {
    width: 100%;
    height: auto;
    border-radius: var(--radius);
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    }

    
    .rainDrop {
    text-align: center;
    padding: 80px 40px;
    background: var(--bg-card);
    border-radius: var(--radius);
    border: 1px solid var(--border-color);
    margin: 80px 0;
    }

    .ivory_tower:hover {
    opacity: 0.9;
    }

    .omega_end {
    background: transparent;
    border: 2px solid var(--primary);
    color: var(--primary);
    }

@media (max-width: 768px) {
  .kappa_sigma {
    grid-template-columns: 1fr;
    }
  
    .flint_lock h1 {
    font-size: 2rem;
    }
}

    .flint_lock h1 {
    font-size: 2.5rem;
    font-weight: 800;
    letter-spacing: -0.02em;
    margin-bottom: 1.5rem;
    color: var(--text-main);
    }

    .flint_lock p {
    font-size: 1.125rem;
    color: var(--text-muted);
    max-width: 700px;
    margin: 0 auto 2rem;
    }

    .earth_core {
    width: 100%;
    max-width: 850px;
    border-radius: 24px;
    box-shadow: 0 20px 50px rgba(0,0,0,0.08);
    margin-top: 2rem;
    }

    
    .snow_flake {
    position: relative;
    padding-left: 2rem;
    border-left: 2px solid var(--border);
    margin-bottom: 4rem;
    }

    .windVane {
    position: relative;
    margin-bottom: 4rem;
    }

    .windVane::before {
    content: "";
    position: absolute;
    left: calc(-2rem - 6px);
    top: 0.5rem;
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--primary);
    border: 4px solid var(--bg-page);
    }

    .frost_byte {
    display: flex;
    align-items: baseline;
    gap: 1rem;
    margin-bottom: 1rem;
    flex-wrap: wrap;
    }

    .airFlow {
    font-size: 0.9rem;
    color: var(--text-muted);
    font-weight: 500;
    }

    .fire_wall {
    background: var(--bg-card);
    padding: 2.5rem;
    border-radius: 20px;
    border: 1px solid var(--border);
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05);
    }

    .fire_wall h3 {
    font-size: 1.25rem;
    margin-bottom: 1.5rem;
    color: var(--secondary);
    }

    .hail_stone {
    list-style: none;
    }

    .hail_stone li {
    margin-bottom: 1rem;
    padding-left: 1.5rem;
    position: relative;
    }

    .hail_stone li::before {
    content: "→";
    position: absolute;
    left: 0;
    color: var(--primary);
    font-weight: bold;
    }

    .heatSink h2 {
    font-size: 2rem;
    margin-bottom: 1.5rem;
    }

    
    .cold_snap {
    text-align: center;
    background: linear-gradient(135deg, #fff 0%, #f9fafb 100%);
    padding: 4rem 2rem;
    border-radius: 32px;
    border: 1px solid var(--border);
    margin-top: 4rem;
    }

    .waterMark {
    display: inline-block;
    margin-top: 1.5rem;
    color: var(--primary);
    text-decoration: none;
    font-weight: 600;
    border-bottom: 2px solid transparent;
    transition: all 0.3s ease;
    }

    .waterMark:hover {
    border-bottom-color: var(--primary);
    opacity: 0.8;
    }

@media (max-width: 768px) {
  .light_year { grid-template-columns: 1fr; }
}

    
    .seo-meta { display: none; }

    
    .light_year {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 40px;
    padding: 60px 0;
    }

    .timeWarp {
    background: #fff;
    border-radius: 24px;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0,0,0,0.03);
    transition: var(--transition);
    border: 1px solid rgba(0,0,0,0.05);
    }

    .timeWarp:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 30px rgba(0,0,0,0.08);
    }

    .space_cadet {
    width: 100%;
    height: 300px;
    object-fit: cover;
    }

    .soundWave {
    padding: 32px;
    }

    .sunSpot {
    font-size: 0.85rem;
    color: #888;
    margin-bottom: 12px;
    display: block;
    }

    
    .dark_matter {
    list-style: none;
    background: var(--gray-light);
    padding: 20px;
    border-radius: 12px;
    }

    .moon_light {
    display: flex;
    justify-content: space-between;
    padding: 8px 0;
    border-bottom: 1px solid rgba(0,0,0,0.05);
    }

    kbd {
    background: #fff;
    border: 1px solid #ccc;
    border-radius: 4px;
    padding: 2px 6px;
    font-size: 0.9rem;
    box-shadow: 0 2px 0 #ddd;
    }

    .black_hole {
    display: inline-block;
    background: var(--primary);
    color: var(--text-main);
    padding: 16px 40px;
    border-radius: 100px;
    text-decoration: none;
    font-weight: 700;
    margin-top: 24px;
    transition: var(--transition);
    }

    .black_hole:hover {
    filter: brightness(1.1);
    transform: scale(1.05);
    }

    .starDust {
    color: var(--primary);
    text-decoration: none;
    margin-top: 20px;
    display: block;
    font-size: 0.95rem;
    }

@media (max-width: 768px) {
  .alienLife { flex-direction: column; padding: 40px 20px; }
  
    section { padding: 60px 0; }
}

    section {
    padding: 100px 0;
    }

    .galaxy_far {
    width: 100%;
    max-width: 900px;
    border-radius: 24px;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.1);
    margin-top: 2rem;
    transition: var(--transition);
    }

    .meteor_shower {
    background: var(--card-bg);
    padding: 2.5rem;
    border-radius: 20px;
    border: 1px solid var(--gray-light);
    transition: var(--transition);
    }

    .meteor_shower:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
    }

    
    .alienLife {
    background-color: #fff;
    border-radius: 40px;
    margin: 40px 0;
    display: flex;
    flex-direction: row-reverse;
    align-items: center;
    gap: 4rem;
    padding: 80px;
    }

    .heatSink { flex: 1; }

    .comet_tail { flex: 1; }

    .cosmos_view {
    width: 100%;
    border-radius: 16px;
    box-shadow: 0 10px 20px rgba(0,0,0,0.05);
    }

    
    .universeExp {
    text-align: center;
    padding: 80px 0;
    background: var(--accent-warm);
    border-radius: 32px;
    margin-bottom: 100px;
    }

    .pi_ratio:hover {
    border-bottom-color: var(--secondary);
    }

@media (max-width: 768px) {
  .android_os {
    grid-template-columns: 1fr;
    }
}

    .logic_gate {
    font-size: 1.25rem;
    max-width: 800px;
    margin: 0 auto 40px;
    color: #4a4a4a;
    }

    
    .code_base {
    padding: 80px 0;
    }

    h2::before {
    content: "";
    display: inline-block;
    width: 32px;
    height: 4px;
    background: var(--primary);
    border-radius: 2px;
    }

    .android_os {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    align-items: center;
    }

    
    .techStack {
    list-style: none;
    }

    .techStack li {
    margin-bottom: 16px;
    padding-left: 28px;
    position: relative;
    }

    .techStack li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--primary);
    font-weight: bold;
    }

    
    .chip_set {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 24px;
    margin-top: 40px;
    }

    .dataFlow {
    background: var(--bg-card);
    padding: 32px;
    border-radius: 20px;
    border: 1px solid var(--gray-light);
    transition: var(--transition);
    }

    .dataFlow:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 24px rgba(0,0,0,0.05);
    border-color: var(--primary);
    }

    
    .cyborgEye {
    margin-top: 40px;
    padding: 24px;
    background: var(--gray-light);
    border-radius: 12px;
    display: inline-flex;
    gap: 20px;
    }

    .cyborgEye a {
    color: var(--secondary);
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition);
    }

    .cyborgEye a:hover {
    color: var(--primary);
    }

    .robot_arm {
    display: flex;
    flex-direction: column;
    justify-content: center;
    transition: var(--transition);
    }

    .robot_arm p {
    font-size: 1.125rem;
    color: #4a4a4a;
    margin-bottom: 24px;
    }

    .robot_arm .step-number {
    display: inline-block;
    color: var(--primary);
    font-weight: 700;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 8px;
    }


.cc-sec-area.active,
.cc-sec-area.cc-visible {
    opacity: 1 !important;
    transform: translateY(0) !important;
}