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  <title>武汉一号 · 珞珈三号02星 | 武汉大学研制 · 云成卫星官方 3D 航天数字孪生</title>
  
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  <style>
    html, body {
      background-color: #0b0d13 !important;
      color: #ffffff;
      margin: 0;
      padding: 0;
      overflow-x: hidden;
    }
    #loading-screen {
      position: fixed;
      inset: 0;
      background-color: #0b0d13;
      z-index: 99999;
      display: flex;
      flex-direction: column;
      align-items: center;
      justify-content: center;
      gap: 16px;
      transition: opacity 0.6s cubic-bezier(0.16, 1, 0.3, 1), visibility 0.6s;
    }
    #loading-screen.fade-out {
      opacity: 0;
      visibility: hidden;
      pointer-events: none;
    }
    .loading-spinner-ring {
      width: 42px;
      height: 42px;
      border: 2.5px solid rgba(77, 107, 254, 0.15);
      border-top-color: #4d6bfe;
      border-radius: 50%;
      animation: ds-spin 0.8s linear infinite;
    }
    .loading-text {
      font-family: 'DM Sans', -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
      font-size: 13px;
      letter-spacing: 0.08em;
      color: #94a3b8;
    }
    @keyframes ds-spin {
      to { transform: rotate(360deg); }
    }
  </style>

  <link rel="stylesheet" href="css/modern_spacex.css">

  <script type="importmap">
    {
      "imports": {
        "three": "./libs/three.module.js"
      }
    }
  </script>
<style id="inlined-core-css">
/**
 * 武汉一号（LUOJIA-3 02）× DeepSeek Harness 开发者极简航天科技主题样式表
 * 灵感源自 DeepSeek Harness 开发者预览版官方设计系统 (一切皆插件 / 一切皆孪生)
 * 特性：极简前沿暗黑美学、DeepSeek 电光纯蓝、精致金属流光徽章、macOS 终端代码视窗、悬浮流光卡片
 */

@import url('https://fonts.googleapis.com/css2?family=DM+Sans:ital,opsz,wght@0,9..40,100..1000;1,9..40,100..1000&family=JetBrains+Mono:wght@400;500;600;700&family=Noto+Sans+SC:wght@300;400;500;600;700;900&display=swap');

:root {
  /* --------------------------------------------------------------------------
     1. DeepSeek Harness 官方色彩体系 (Dark Minimalist Developer Palette)
     -------------------------------------------------------------------------- */
  --ds-page: #0b0d13;
  --ds-page-trans: rgba(11, 13, 19, 0.85);
  --ds-brand: #4d6bfe;
  --ds-brand-light: #708bff;
  --ds-brand-glow: rgba(77, 107, 254, 0.35);
  --ds-brand-hover: #3b5bdb;

  --ds-primary: #ffffff;
  --ds-title: #f1f5f9;
  --ds-description: #94a3b8;
  --ds-muted: #64748b;

  --ds-surface: rgba(255, 255, 255, 0.03);
  --ds-surface-hover: rgba(255, 255, 255, 0.06);
  --ds-surface-card: rgba(18, 22, 34, 0.65);
  --ds-border: rgba(255, 255, 255, 0.08);
  --ds-border-light: rgba(255, 255, 255, 0.16);

  /* --------------------------------------------------------------------------
     2. 字体与排版
     -------------------------------------------------------------------------- */
  --font-sans: 'DM Sans', 'Noto Sans SC', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  /* --------------------------------------------------------------------------
     3. 动画与圆角
     -------------------------------------------------------------------------- */
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 14px;
  --radius-xl: 20px;
  --radius-pill: 9999px;

  --ease-ds: cubic-bezier(0.16, 1, 0.3, 1);
  --transition-fast: 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-normal: 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

/* DeepSeek 官方 --enter-y 渐变入场动画系统 */
@keyframes dsHeroEnter {
  from {
    opacity: 0;
    transform: translateY(var(--enter-y, 20px));
    filter: blur(var(--enter-blur, 8px));
  }
  to {
    opacity: 1;
    transform: translateY(0);
    filter: blur(0);
  }
}

.ds-hero-enter {
  animation: dsHeroEnter var(--enter-duration, 0.9s) var(--ease-ds) forwards;
  animation-delay: var(--enter-delay, 0s);
  opacity: 0;
}

/* DeepSeek 特技 1: Conic Border-Beam 金属流光环绕动画 */
@keyframes borderBeamRotate {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

.ds-border-beam {
  position: absolute;
  inset: 0;
  border-radius: inherit;
  pointer-events: none;
  overflow: hidden;
  z-index: 1;
}

.ds-border-beam::after {
  content: '';
  position: absolute;
  top: -50%; left: -50%;
  width: 200%; height: 200%;
  background: conic-gradient(from 0deg at 50% 50%, transparent 0%, rgba(77, 107, 254, 0.7) 25%, transparent 35%);
  animation: borderBeamRotate 6s linear infinite;
  mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  padding: 1.5px;
}

/* DeepSeek 特技 2: 状态指示灯同心扩散脉冲波纹 */
.status-pulse-ring {
  position: relative;
  width: 8px;
  height: 8px;
  background: #22c55e;
  border-radius: 50%;
  display: inline-block;
}

.status-pulse-ring::after {
  content: '';
  position: absolute;
  inset: -3px;
  border-radius: 50%;
  border: 1.5px solid #22c55e;
  animation: pulseRipple 2s cubic-bezier(0, 0.2, 0.8, 1) infinite;
}

@keyframes pulseRipple {
  0% { transform: scale(0.6); opacity: 1; }
  100% { transform: scale(2.6); opacity: 0; }
}

/* DeepSeek 特技 3: 终端光标闪烁 */
.terminal-cursor {
  display: inline-block;
  width: 7px;
  height: 13px;
  background: #60a5fa;
  margin-left: 4px;
  vertical-align: middle;
  animation: termBlink 1s step-end infinite;
}

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

/* 全局胶片噪点质感覆盖层 (Film Grain Overlay) */
.film-grain-overlay {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 2;
  opacity: 0.035;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.8' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)'/%3E%3C/svg%3E");
}

/* 屏幕底端极细叙事滚动进度条 */
.ds-scroll-progress-line {
  position: fixed;
  bottom: 0;
  left: 0;
  height: 2px;
  width: 0%;
  background: linear-gradient(90deg, #4d6bfe 0%, #00e5ff 100%);
  box-shadow: 0 0 8px rgba(77, 107, 254, 0.8);
  z-index: 120;
  transition: width 0.1s ease-out;
}

/* ==========================================================================
   全局重置与深空暗色基础
   ========================================================================== */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  background-color: var(--ds-page);
  color: var(--ds-primary);
  font-family: var(--font-sans);
  overflow-x: hidden;
}

body {
  width: 100%;
  min-height: 100vh;
  overflow-x: hidden;
  position: relative;
  background-color: var(--ds-page);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* ==========================================================================
   2. 固定全屏 3D WebGL 画布与 DeepSeek 鼠标交互聚光灯
   ========================================================================== */
#bg-canvas-container {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  z-index: 0;
  pointer-events: none;
}

.stars-subtle-overlay {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
  pointer-events: none;
  background: radial-gradient(ellipse at center, transparent 40%, rgba(6, 8, 16, 0.85) 100%);
}

/* ==========================================================================
   3. DeepSeek Harness 风格顶部极简导航栏 (Header Bar)
   ========================================================================== */
.official-navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 60px;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 40px;
  background: rgba(6, 8, 16, 0.45);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  transition: background 0.3s ease;
}

.brand-wrapper {
  display: flex;
  align-items: center;
  gap: 12px;
}

.brand-logo-badge {
  display: flex;
  align-items: center;
  gap: 8px;
  text-decoration: none;
  color: var(--ds-primary);
}

.brand-logo-icon {
  width: 26px;
  height: 26px;
  background: linear-gradient(135deg, #4d6bfe 0%, #2563eb 100%);
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 0 16px var(--ds-brand-glow);
}

.brand-logo-icon svg {
  width: 15px;
  height: 15px;
  color: #ffffff;
}

.brand-text-name {
  font-size: 14.5px;
  font-weight: 600;
  letter-spacing: -0.01em;
  color: var(--ds-primary);
}

/* DeepSeek 经典金属流光胶囊徽标 */
.ds-badge-gradient {
  display: inline-flex;
  align-items: center;
  border-radius: var(--radius-pill);
  padding: 1px;
  background: linear-gradient(135deg, rgba(255,255,255,0.45) 0%, rgba(255,255,255,0.08) 35%, rgba(255,255,255,0.04) 65%, rgba(255,255,255,0.30) 100%);
  box-shadow: 0 0 16px rgba(255,255,255,0.06);
}

.ds-badge-inner {
  padding: 3px 10px;
  border-radius: var(--radius-pill);
  font-family: var(--font-mono);
  font-size: 10.5px;
  font-weight: 600;
  line-height: 1;
  background: rgba(6, 8, 16, 0.85);
  color: rgba(255, 255, 255, 0.95);
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

/* 导航链接 */
.nav-menu {
  display: flex;
  align-items: center;
  gap: 28px;
}

.nav-link {
  font-size: 13px;
  font-weight: 500;
  color: #64748b;
  text-decoration: none;
  transition: var(--transition-fast);
  padding: 6px 4px;
}

.nav-link:hover, .nav-link.active {
  color: #ffffff;
}

/* 头部操作按钮组 */
.nav-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.ds-btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 7px 16px;
  border-radius: var(--radius-pill);
  font-size: 12.5px;
  font-weight: 500;
  color: #0b0d13;
  background: #ffffff;
  border: none;
  text-decoration: none;
  cursor: pointer;
  transition: var(--transition-fast);
  box-shadow: 0 4px 16px rgba(255, 255, 255, 0.2);
}

.ds-btn-primary:hover {
  background: #f1f5f9;
  transform: translateY(-1px);
}

.ds-btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 7px 14px;
  border-radius: var(--radius-pill);
  font-size: 12.5px;
  font-weight: 500;
  color: #cbd5e1;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(12px);
  text-decoration: none;
  cursor: pointer;
  transition: var(--transition-fast);
}

.ds-btn-secondary:hover {
  background: rgba(255, 255, 255, 0.1);
  color: #ffffff;
}

/* ==========================================================================
   4. 滚动驱动 3D 叙事容器 (Scroll Story Wrapper)
   ========================================================================= */
#story-scroll-container {
  position: relative;
  z-index: 10;
  width: 100%;
}

.story-section {
  min-height: 100vh;
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 100px 6vw;
  pointer-events: none;
}

.story-card-interactive {
  pointer-events: auto;
  max-width: 780px;
  width: 100%;
  margin: 0 auto;
}

/* ==========================================================================
   5. SpaceX / DeepSeek 级非对称“左文右球”大画幅 Hero 巨幕版式
   ========================================================================== */
.hero-section-full {
  position: relative;
  width: 100%;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: flex-start;
  padding: 120px 6vw 80px 6vw;
  pointer-events: none;
}

.ds-hero-container {
  width: 100%;
  max-width: 620px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: center;
  text-align: left;
  gap: 24px;
  pointer-events: none;
  margin: 0;
}

/* 左侧通透深空悬浮文字区 (激光雕刻级清晰度，零地表遮挡) */
.ds-hero-left {
  pointer-events: auto;
  width: 100%;
  max-width: 600px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 22px;
  margin: 0;
  text-align: left;
}

.hero-preview-tag {
  display: inline-flex;
  align-items: center;
  justify-content: flex-start;
  gap: 12px;
  flex-wrap: wrap;
}

.hero-tag-text {
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 500;
  color: #94a3b8;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

/* 震撼纯白紧凑主标题 (Display Typography - 超大字阶，左侧深空激光刻印) */
.ds-hero-title {
  font-size: clamp(38px, 4.2vw, 62px);
  line-height: 1.12;
  font-weight: 900;
  letter-spacing: -0.03em;
  color: #ffffff;
  background: linear-gradient(180deg, #ffffff 60%, rgba(255, 255, 255, 0.75) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  filter: drop-shadow(0 4px 24px rgba(0, 0, 0, 0.95));
}

.ds-hero-desc {
  font-size: 16px;
  line-height: 1.75;
  color: #cbd5e1;
  font-weight: 400;
  max-width: 540px;
  margin: 0;
  letter-spacing: -0.01em;
  text-align: left;
  text-shadow: 0 2px 12px rgba(0, 0, 0, 0.9);
}

/* DeepSeek 标志性药丸胶囊按钮组 (左对齐) */
.ds-capsule-btn-group {
  display: flex;
  align-items: center;
  justify-content: flex-start;
  flex-wrap: wrap;
  gap: 12px;
  width: 100%;
  margin-top: 8px;
}

.ds-capsule-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 11px 26px;
  border-radius: var(--radius-pill);
  font-size: 14px;
  font-weight: 500;
  text-decoration: none;
  cursor: pointer;
  transition: all var(--transition-fast);
  border: none;
  outline: none;
}

.ds-capsule-primary {
  background: #ffffff;
  color: #0b0d13;
  box-shadow: 0 4px 24px rgba(255, 255, 255, 0.28);
}

.ds-capsule-primary:hover {
  background: #f8fafc;
  transform: translateY(-2px);
  box-shadow: 0 8px 32px rgba(255, 255, 255, 0.45);
}

.ds-capsule-ghost {
  background: rgba(255, 255, 255, 0.06);
  color: #cbd5e1;
  border: 1px solid rgba(255, 255, 255, 0.15);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
}

.ds-capsule-ghost:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: rgba(255, 255, 255, 0.35);
  color: #ffffff;
  transform: translateY(-2px);
}

/* 右下角: 悬浮式极客 macOS 航天遥测视窗 (340px 微型视窗，Border Beam 流光) */
.ds-hero-right {
  pointer-events: auto;
  flex: 0 0 340px;
  margin-bottom: 10px;
}

.ds-terminal-card {
  position: relative;
  width: 100%;
  border-radius: 14px;
  background: rgba(6, 8, 16, 0.55);
  backdrop-filter: blur(32px) saturate(180%);
  -webkit-backdrop-filter: blur(32px) saturate(180%);
  border: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.7), inset 0 1px 0 rgba(255, 255, 255, 0.10);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: all var(--transition-normal);
}

.ds-terminal-card:hover {
  border-color: rgba(77, 107, 254, 0.4);
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.8), 0 0 24px rgba(77, 107, 254, 0.15);
}

.ds-terminal-topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 12px;
  background: rgba(255, 255, 255, 0.02);
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.ds-window-dots {
  display: flex;
  align-items: center;
  gap: 5px;
}

.dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
}
.dot-red { background: #ff5f56; }
.dot-yellow { background: #ffbd2e; }
.dot-green { background: #27c93f; }

.ds-terminal-tabs {
  display: flex;
  align-items: center;
  gap: 4px;
  background: rgba(255, 255, 255, 0.04);
  padding: 2px;
  border-radius: 6px;
}

.terminal-tab {
  padding: 2px 8px;
  font-size: 10px;
  font-weight: 500;
  border: none;
  background: transparent;
  color: #94a3b8;
  border-radius: 4px;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.terminal-tab.active {
  background: rgba(255, 255, 255, 0.12);
  color: #ffffff;
}

.btn-terminal-copy {
  display: flex;
  align-items: center;
  gap: 4px;
  font-size: 11px;
  color: #94a3b8;
  background: transparent;
  border: none;
  cursor: pointer;
  transition: color var(--transition-fast);
}

.btn-terminal-copy:hover {
  color: #ffffff;
}

.ds-terminal-body {
  padding: 16px 18px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.6;
}

.terminal-cmd-line {
  display: flex;
  align-items: center;
  gap: 8px;
  color: #cbd5e1;
  padding-bottom: 8px;
  border-bottom: 1px dashed rgba(255, 255, 255, 0.08);
}

.prompt-sign {
  color: var(--ds-brand);
  font-weight: 700;
}

.prompt-cmd {
  color: #f1f5f9;
  font-weight: 500;
}

.terminal-output-grid {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.t-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 11.5px;
}

.t-subsat {
  padding-top: 6px;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
}

.t-key {
  color: #64748b;
  font-size: 11px;
}

.t-val {
  color: #cbd5e1;
  font-weight: 500;
}

.text-white { color: #ffffff; font-weight: 600; }
.text-nominal { color: #28c840; font-weight: 600; }
.text-brand { color: #60a5fa; font-weight: 600; }

/* ==========================================================================
   6. 8 大滚动章节卡片 (极薄毛玻璃 + 巨幅空间序号水印 + 鼠标动态聚光灯)
   ========================================================================== */
.ds-feature-card {
  position: relative;
  border-radius: 16px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(6, 8, 16, 0.55);
  backdrop-filter: blur(32px) saturate(180%);
  -webkit-backdrop-filter: blur(32px) saturate(180%);
  padding: 32px 36px;
  display: flex;
  flex-direction: column;
  gap: 18px;
  transition: all var(--transition-normal);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.65), inset 0 1px 0 rgba(255, 255, 255, 0.08);
  overflow: hidden;
}

/* 巨幅 120px 空间半透明序号水印 (杂志级层次感) */
.card-step-watermark {
  position: absolute;
  top: -15px;
  right: 12px;
  font-family: var(--font-mono);
  font-size: 110px;
  font-weight: 900;
  line-height: 1;
  color: rgba(255, 255, 255, 0.035);
  pointer-events: none;
  user-select: none;
  z-index: 1;
  letter-spacing: -0.05em;
}

/* 鼠标跟随聚光灯发光层 (Mouse Spotlight Glow) */
.ds-feature-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  border-radius: inherit;
  background: radial-gradient(
    400px circle at var(--mouse-x, -500px) var(--mouse-y, -500px),
    rgba(77, 107, 254, 0.20),
    rgba(0, 229, 255, 0.06) 40%,
    transparent 80%
  );
  pointer-events: none;
  z-index: 1;
  opacity: 0;
  transition: opacity 0.4s var(--ease-ds);
}

.ds-feature-card:hover::before {
  opacity: 1;
}

.ds-feature-card:hover {
  border-color: rgba(255, 255, 255, 0.20);
  transform: translateY(-2px);
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.75), 0 0 20px rgba(77, 107, 254, 0.12);
}

.card-tag-row {
  display: flex;
  align-items: center;
  gap: 12px;
  z-index: 2;
}

.card-title {
  font-size: clamp(24px, 2.8vw, 32px);
  font-weight: 800;
  letter-spacing: -0.03em;
  color: #ffffff;
  line-height: 1.2;
  z-index: 2;
}

.card-desc {
  font-size: 13.5px;
  line-height: 1.85;
  color: #94a3b8;
  z-index: 2;
}

.card-grid-metrics {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
  margin-top: 4px;
  z-index: 2;
}

.metric-item {
  padding: 14px 16px;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.025);
  border: 1px solid rgba(255, 255, 255, 0.05);
  transition: all var(--transition-fast);
}

.metric-item:hover {
  background: rgba(255, 255, 255, 0.05);
  border-color: rgba(255, 255, 255, 0.12);
  transform: translateY(-1px);
}

.metric-val {
  font-family: var(--font-mono);
  font-size: 20px;
  font-weight: 800;
  color: #ffffff;
  margin-bottom: 2px;
  letter-spacing: -0.02em;
}

.metric-lbl {
  font-size: 11.5px;
  color: #64748b;
  font-weight: 500;
}

/* ==========================================================================
   7. 右侧 8 幕电影级叙事快捷导航器 (Scroll Dot Nav)
   ========================================================================== */
.scroll-dot-nav {
  position: fixed;
  right: 28px;
  top: 50%;
  transform: translateY(-50%);
  z-index: 90;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.dot-item {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 10px;
  text-decoration: none;
  cursor: pointer;
}

.dot-label {
  font-family: var(--font-sans);
  font-size: 11.5px;
  font-weight: 500;
  color: #94a3b8;
  background: rgba(11, 13, 19, 0.85);
  padding: 3px 8px;
  border-radius: 4px;
  border: 1px solid var(--ds-border);
  opacity: 0;
  transform: translateX(10px);
  transition: var(--transition-fast);
  pointer-events: none;
  white-space: nowrap;
}

.dot-item:hover .dot-label {
  opacity: 1;
  transform: translateX(0);
}

.dot-circle {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.25);
  transition: var(--transition-fast);
}

.dot-item:hover .dot-circle {
  background: #60a5fa;
  transform: scale(1.4);
}

.dot-item.active .dot-circle {
  background: #3b82f6;
  box-shadow: 0 0 10px #3b82f6, 0 0 20px #60a5fa;
  transform: scale(1.5);
}

/* ==========================================================================
   8. 底部遥测流与三维自由探索悬浮工具栏
   ========================================================================== */
.telemetry-bottom-strip {
  position: fixed;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 38px;
  z-index: 50;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 24px;
  background: rgba(11, 13, 19, 0.85);
  backdrop-filter: blur(16px);
  border-top: 1px solid var(--ds-border);
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--ds-muted);
}

.telemetry-item {
  display: flex;
  align-items: center;
  gap: 6px;
}

.telemetry-val {
  color: var(--ds-description);
  font-weight: 500;
}

.pulse-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #28c840;
  box-shadow: 0 0 8px #28c840;
}

/* 自由探索模式悬浮栏 */
.explore-mode-bar {
  position: fixed;
  top: 76px;
  left: 50%;
  transform: translateX(-50%) translateY(-20px);
  z-index: 95;
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 8px 18px;
  border-radius: 30px;
  background: rgba(11, 13, 19, 0.85);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border: 1px solid var(--ds-border-light);
  box-shadow: 0 16px 36px rgba(0, 0, 0, 0.6);
  opacity: 0;
  pointer-events: none;
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

body.mode-free .explore-mode-bar {
  opacity: 1;
  pointer-events: auto;
  transform: translateX(-50%) translateY(0);
}

.explore-bar-left {
  display: flex;
  align-items: center;
  gap: 8px;
}

.explore-title {
  font-size: 13px;
  font-weight: 600;
  color: #ffffff;
}

.explore-hint {
  font-size: 11.5px;
  color: #94a3b8;
}

.explore-cam-presets {
  display: flex;
  align-items: center;
  gap: 6px;
  background: rgba(0, 0, 0, 0.4);
  padding: 3px 6px;
  border-radius: 20px;
  border: 1px solid rgba(255, 255, 255, 0.05);
}

.cam-preset-btn {
  background: none;
  border: none;
  color: #94a3b8;
  font-size: 11.5px;
  font-weight: 500;
  padding: 4px 10px;
  border-radius: 12px;
  cursor: pointer;
  transition: var(--transition-fast);
}

.cam-preset-btn:hover {
  color: #ffffff;
}

.cam-preset-btn.active {
  background: var(--ds-brand);
  color: #ffffff;
  box-shadow: 0 0 10px var(--ds-brand-glow);
}

/* 卫星部件悬浮与点击解析气泡卡片 (HUD Tooltip) */
.part-tooltip-card {
  position: fixed;
  bottom: 56px;
  right: 32px;
  z-index: 95;
  width: 320px;
  padding: 20px;
  border-radius: 14px;
  background: rgba(11, 13, 19, 0.90);
  backdrop-filter: blur(32px);
  -webkit-backdrop-filter: blur(32px);
  border: 1px solid var(--ds-border-light);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.7);
  display: none;
  flex-direction: column;
  gap: 8px;
  animation: tooltipFadeIn 0.25s ease-out forwards;
}

.part-tooltip-card.active {
  display: flex;
}

@keyframes tooltipFadeIn {
  from { opacity: 0; transform: translateY(12px); }
  to { opacity: 1; transform: translateY(0); }
}

.pt-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.pt-tag {
  display: flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-mono);
  font-size: 10.5px;
  font-weight: 600;
  color: #60a5fa;
}

.pt-close-btn {
  background: none;
  border: none;
  color: #94a3b8;
  font-size: 18px;
  cursor: pointer;
  line-height: 1;
}

.pt-title {
  font-size: 15px;
  font-weight: 700;
  color: #ffffff;
}

.pt-desc {
  font-size: 12.5px;
  line-height: 1.65;
  color: #cbd5e1;
}

/* ==========================================================================
   8. 全平台多分辨率 / 多设备响应式深度适配系统
   ========================================================================== */

/* 4K 与超宽带显示器 (> 1920px) */
@media (min-width: 1921px) {
  .ds-hero-container {
    max-width: 760px;
  }
  .ds-hero-title {
    font-size: 68px;
  }
  .ds-hero-desc {
    font-size: 18px;
    max-width: 640px;
  }
}

/* 常规笔记本与小高度屏幕 (高度 < 820px) */
@media (max-height: 820px) and (min-width: 901px) {
  .hero-section-full {
    padding-top: 80px;
    padding-bottom: 40px;
  }
  .ds-hero-container {
    gap: 16px;
  }
  .ds-hero-left {
    gap: 14px;
  }
  .ds-hero-title {
    font-size: clamp(32px, 3.6vw, 48px);
  }
  .ds-hero-desc {
    font-size: 14px;
    line-height: 1.6;
  }
}

/* 平板与中等屏幕 (max-width: 1100px) */
@media (max-width: 1100px) {
  .nav-menu {
    gap: 16px;
  }
  .nav-link {
    font-size: 12.5px;
  }
  .ds-hero-container {
    max-width: 500px;
  }
  .ds-hero-title {
    font-size: 38px;
  }
}

/* 竖屏平板与移动端设备 (max-width: 900px 响应式重构) */
@media (max-width: 900px) {
  /* 1. 顶部 Header 极简轻量化 */
  .official-navbar {
    padding: 0 12px;
    height: 50px;
    background: rgba(6, 8, 16, 0.75);
  }
  .brand-wrapper {
    gap: 8px;
  }
  .brand-logo-icon {
    width: 22px;
    height: 22px;
  }
  .brand-text-name {
    font-size: 14px;
    white-space: nowrap;
  }
  .brand-wrapper .ds-badge-gradient {
    display: none !important;
  }
  .nav-menu {
    display: none !important;
  }
  .scroll-dot-nav {
    display: none !important;
  }
  
  /* 隐藏非关键顶部按钮，只保留三维自由探索 */
  .nav-actions {
    display: flex;
    align-items: center;
    gap: 6px;
  }
  #btn-reset-view,
  #btn-toggle-audio,
  .nav-actions .ds-btn-secondary {
    display: none !important;
  }
  #btn-toggle-free-cam {
    padding: 4px 12px;
    font-size: 12px;
    height: 30px;
  }

  /* 2. 电影级“上球下文”首屏布局 (Top 55% 震撼地球 + Bottom 45% 悬浮操作抽屉) */
  .hero-section-full {
    align-items: flex-end !important;
    justify-content: center !important;
    padding: 0 14px 44px 14px !important;
    min-height: 100vh;
  }
  
  .ds-hero-container {
    max-width: 100% !important;
    margin: 0 !important;
    width: 100%;
  }
  
  .ds-hero-left {
    align-items: flex-start !important;
    text-align: left !important;
    max-width: 100% !important;
    background: rgba(11, 13, 19, 0.82) !important;
    border: 1px solid rgba(255, 255, 255, 0.12) !important;
    padding: 16px 14px !important;
    border-radius: 16px !important;
    backdrop-filter: blur(24px) !important;
    -webkit-backdrop-filter: blur(24px) !important;
    gap: 10px !important;
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.75);
  }
  
  .hero-preview-tag {
    justify-content: flex-start !important;
    gap: 6px !important;
  }
  .hero-preview-tag .ds-badge-gradient {
    font-size: 10px;
  }
  .hero-tag-text {
    font-size: 11px;
    color: #64748b;
  }
  
  .ds-hero-title {
    font-size: 22px !important;
    line-height: 1.18 !important;
    letter-spacing: -0.02em !important;
    text-align: left !important;
    margin: 0 !important;
  }
  
  .ds-hero-desc {
    text-align: left !important;
    font-size: 12.5px !important;
    line-height: 1.5 !important;
    color: #94a3b8 !important;
    max-width: 100% !important;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    margin: 0 !important;
  }
  
  /* 胶囊按钮组在手机端自适应两列精致排布 */
  .ds-capsule-btn-group {
    display: grid !important;
    grid-template-columns: 1fr 1fr;
    gap: 8px !important;
    width: 100% !important;
    margin-top: 4px !important;
  }
  .ds-capsule-btn {
    padding: 6px 10px !important;
    font-size: 11.5px !important;
    justify-content: center;
    white-space: nowrap;
    border-radius: 20px;
  }
  /* 手机端首屏抽屉隐藏第 5 个按钮，保持 4 个按钮 2x2 完美宫格 */
  .ds-capsule-btn-group a:nth-child(5) {
    display: none;
  }
  
  .story-section {
    padding: 60px 14px;
  }
  
  /* 3. 底部 HUD 遥测条移动端单行极简高雅化 */
  .telemetry-bottom-strip {
    padding: 0 10px !important;
    height: 28px !important;
    font-size: 9.5px !important;
    display: flex !important;
    align-items: center !important;
    justify-content: space-around !important;
    background: rgba(6, 8, 16, 0.88) !important;
    backdrop-filter: blur(12px) !important;
    overflow: hidden !important;
  }
  .telemetry-item {
    font-size: 9.5px !important;
    gap: 4px !important;
    white-space: nowrap !important;
  }
  /* 手机端隐藏第 4、5 个遥测项（幅宽与时间），保留最关键的在轨状态、530km高度与7.61km/s速度 */
  .telemetry-bottom-strip .telemetry-item:nth-child(n+4) {
    display: none !important;
  }
  
  .explore-mode-bar {
    top: 56px;
    width: 95%;
    padding: 6px 10px;
    flex-wrap: wrap;
    gap: 8px;
    justify-content: center;
  }
  .explore-hint {
    display: none;
  }
}

/* ==========================================================================
   开放地球引擎 OGE 2.0 空间智能遥感工作台 (OGE 2.0 Satellite Workbench)
   ========================================================================== */
.oge-workbench-container {
  width: 100%;
  margin-top: 20px;
  background: rgba(6, 11, 22, 0.94);
  border: 1px solid rgba(56, 189, 248, 0.28);
  border-radius: 14px;
  overflow: hidden;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.8), 0 0 20px rgba(56, 189, 248, 0.12);
  display: flex;
  flex-direction: column;
}

.oge-header-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 18px;
  background: rgba(255, 255, 255, 0.03);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  flex-wrap: wrap;
  gap: 10px;
}

.oge-band-tabs {
  display: flex;
  gap: 6px;
  background: rgba(0, 0, 0, 0.4);
  padding: 3px;
  border-radius: 8px;
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.oge-tab-btn {
  padding: 6px 12px;
  border-radius: 6px;
  font-size: 12px;
  font-weight: 500;
  color: #94a3b8;
  background: transparent;
  border: none;
  cursor: pointer;
  transition: all 0.2s ease;
}

.oge-tab-btn:hover {
  color: #ffffff;
  background: rgba(255, 255, 255, 0.06);
}

.oge-tab-btn.active {
  color: #ffffff;
  background: #2563eb;
  box-shadow: 0 0 12px rgba(37, 99, 235, 0.5);
}

.oge-main-viewport {
  display: grid;
  grid-template-columns: 1fr 280px;
  min-height: 280px;
  position: relative;
}

@media (max-width: 860px) {
  .oge-main-viewport {
    grid-template-columns: 1fr;
  }
}

.oge-imagery-display {
  position: relative;
  background: #020617;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 260px;
}

.oge-reticle-layer {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: 
    radial-gradient(circle at center, transparent 40%, rgba(2, 6, 23, 0.6) 100%),
    linear-gradient(rgba(56, 189, 248, 0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(56, 189, 248, 0.08) 1px, transparent 1px);
  background-size: 100% 100%, 32px 32px, 32px 32px;
}

.oge-info-sidebar {
  background: rgba(10, 16, 30, 0.85);
  border-left: 1px solid rgba(255, 255, 255, 0.08);
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  font-family: var(--font-mono);
  font-size: 12px;
}

.oge-metric-row {
  display: flex;
  justify-content: space-between;
  padding: 4px 0;
  border-bottom: 1px dashed rgba(255, 255, 255, 0.06);
}

.oge-metric-lbl {
  color: #94a3b8;
}

.oge-metric-val {
  color: #38bdf8;
  font-weight: 600;
}

/* 四大行业赋能解决方案卡片网格 */
.industry-solutions-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
  margin-top: 16px;
  width: 100%;
}

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

.solution-card-item {
  background: rgba(15, 23, 42, 0.65);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 10px;
  padding: 16px 18px;
  transition: all 0.25s ease;
}

.solution-card-item:hover {
  background: rgba(30, 41, 59, 0.85);
  border-color: rgba(56, 189, 248, 0.4);
  transform: translateY(-2px);
}

.solution-title {
  font-size: 15px;
  font-weight: 600;
  color: #ffffff;
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 6px;
}

.solution-desc {
  font-size: 13px;
  color: #cbd5e1;
  line-height: 1.55;
}

/* ==========================================================================
   3D 地球原生 DOM 高保真全息地标系统 (Screen-Space Holographic Pins)
   ========================================================================== */
.earth-pins-layer {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 10;
  overflow: hidden;
}

.earth-pin {
  position: absolute;
  top: 0;
  left: 0;
  will-change: transform, opacity;
  transition: opacity 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  pointer-events: auto;
  cursor: pointer;
  transform: translate3d(-9999px, -9999px, 0);
  opacity: 0;
}

.earth-pin.visible {
  opacity: 1;
}

/* 武汉主地标 */
.pin-primary {
  display: flex;
  flex-direction: column;
  align-items: center;
  margin-left: -50%;
  margin-top: -85px;
}

.pin-anchor {
  position: relative;
  width: 20px;
  height: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-top: 4px;
}

.beacon-dot {
  width: 8px;
  height: 8px;
  background: #facc15;
  border-radius: 50%;
  box-shadow: 0 0 10px #facc15, 0 0 20px #eab308;
  position: relative;
  z-index: 2;
}

.beacon-ring {
  position: absolute;
  inset: -6px;
  border-radius: 50%;
  border: 1.5px solid #38bdf8;
  animation: pinPulseRing 2.4s cubic-bezier(0.1, 0.4, 0.8, 1) infinite;
}

.beacon-ring.ring-2 {
  animation-delay: 1.2s;
  border-color: #facc15;
}

@keyframes pinPulseRing {
  0% { transform: scale(0.6); opacity: 1; }
  100% { transform: scale(2.8); opacity: 0; }
}

.pin-card {
  position: relative;
  background: rgba(6, 12, 26, 0.94);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(56, 189, 248, 0.45);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.8), 0 0 20px rgba(56, 189, 248, 0.25);
  border-radius: 10px;
  padding: 8px 14px;
  white-space: nowrap;
  text-align: center;
  transition: all 0.2s ease;
}

.pin-card:hover {
  border-color: #facc15;
  box-shadow: 0 16px 36px rgba(0, 0, 0, 0.85), 0 0 25px rgba(250, 204, 21, 0.35);
  transform: translateY(-2px);
}

.pin-card-tag {
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 700;
  color: #38bdf8;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  margin-bottom: 2px;
}

.pin-card-title {
  font-size: 13.5px;
  font-weight: 700;
  color: #ffffff;
  letter-spacing: -0.01em;
}

.pin-card-sub {
  font-size: 11px;
  color: #94a3b8;
  margin-top: 2px;
}

/* 次级地标 (北京、上海、广州等) */
.pin-secondary {
  display: flex;
  align-items: center;
  gap: 5px;
  background: rgba(8, 14, 28, 0.85);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 20px;
  padding: 2px 7px;
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.5);
  white-space: nowrap;
  margin-left: -50%;
  margin-top: -12px;
}

.beacon-dot-sec {
  width: 5px;
  height: 5px;
  background: #38bdf8;
  border-radius: 50%;
  box-shadow: 0 0 6px #38bdf8;
}

.earth-pin.hero-mode .pin-card,
.earth-pin.hero-mode .pin-label {
  opacity: 0;
  pointer-events: none;
  transform: translateY(6px);
}

@media (max-width: 900px) {
  .pin-secondary .pin-label {
    display: none;
  }
  .pin-secondary {
    background: transparent;
    border: none;
    padding: 0;
    box-shadow: none;
    margin-left: -3px;
    margin-top: -3px;
  }
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        <div class="pin-card-tag">WHU / SCT 产业基地</div>
        <div class="pin-card-title">★ 武汉 · 宇航院与云成卫星</div>
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    <!-- 幕 1: 首页启程 (SpaceX 级左文右球黄金分割) -->
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              <span class="ds-badge-inner">WHU-1 // SCT · 国家级商业航天创新联合体</span>
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            <span class="hero-tag-text">武汉大学研制 · 云成卫星运营</span>
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              从太空，看见真实的地球
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              全国首颗城市定制专用高精度智能光学遥感卫星。依托武汉大学科研成果转化，由<strong>武汉云成卫星科技有限公司（SCT）</strong>产业化运营。搭载 0.5m 极目全色与 0.35m 视频凝视同轴三反望远镜，配备 32 TOPS 星载边缘 AI 芯片，在 530km 太阳同步轨道上高频守护。
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              📍 OGE 2.0 智能工作台
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              🌍 530km 天回归轨道
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            <span style="font-size:12px; color:var(--ds-muted);">WUHAN-1 // SCT</span>
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          <h2 class="card-title">智造高精卫星 · 赋能万物感知</h2>
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            武汉一号（珞珈三号02星）由武汉大学自主研发、武汉云成卫星科技有限公司产业化运营。具备多任务智能成像、星载 AI 边缘计算与天回归轨道每日重访能力，开创“即时感知、在轨解算、秒级推送”的航天遥感新范式。
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              <div class="metric-val" data-counter="530" data-unit="km">530 km</div>
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              <div class="metric-val" data-counter="0.5" data-unit="m" data-decimals="1">0.5 m</div>
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              <div class="metric-val" data-counter="0.35" data-unit="m" data-decimals="2">0.35 m</div>
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              <div class="metric-val" data-counter="1.8" data-unit="Gbps" data-decimals="1">1.8 Gbps</div>
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            <span style="font-size:12px; color:var(--ds-muted);">SPACECRAFT ARCHITECTURE</span>
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          <h2 class="card-title">1:1 毫米级实物精雕<br>0.5米同轴三反光学望远镜</h2>
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            依据武汉大学官方学术论文与真星严格构建：Kapton MLI 香槟金多层微褶皱隔热膜、7道消光环肋大口径 TMA 阶梯遮光筒、三结砷化镓 (GaAs) 展开式双翼太阳帆板与 2×2 斜纹碳纤维超高刚度基板。
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              <div class="metric-val">TMA 航天光学</div>
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              <div class="metric-val">双星敏感器</div>
              <div class="metric-lbl">45° 仰望深空 0.3″ 极精姿态标定</div>
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            <span style="font-size:12px; color:var(--ds-muted);">ORBITAL MECHANICS</span>
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          <h2 class="card-title">天回归轨道设计<br>以 7.61 km/s 速度守护全球</h2>
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            运行于 530 千米太阳同步晨昏轨道（倾角 97.5°），每 95.2 分钟环绕地球公转一周。独特的天回归轨道设计实现对武汉都市圈及重点城市的每日高频重访观测，具备每月生成一张 0.5m 全域影像的极致能力。
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              <div class="metric-val" data-counter="97.5" data-unit="°" data-decimals="1">97.5°</div>
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              <div class="metric-val" data-counter="95.2" data-unit="min" data-decimals="1">95.2 min</div>
              <div class="metric-lbl">在轨运行公转周期</div>
            </div>
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        </div>
      </div>
    </section>

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            <span class="ds-badge-gradient"><span class="ds-badge-inner">04 / 星下对地视点 · NADIR POINTING</span></span>
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          <h2 class="card-title">在 530km 太空之巅 · 俯瞰蔚蓝家园</h2>
          <p class="card-desc">
            光学主镜头绝对垂直对准地心地表（Nadir Pointing）。穿越由物理瑞利散射构成的通透大气层，俯瞰各大洲地貌起伏、季风洋流与对流层流云变幻，领略真实宇宙视界。
          </p>
        </div>
      </div>
    </section>

    <!-- 幕 6: 开放地球引擎 OGE 2.0 空间智能遥感工作台 (OGE 2.0 Space Intelligence) -->
    <section class="story-section" id="imaging" data-step="5">
      <div class="story-card-interactive" style="max-width: 960px; width: 100%;">
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          <div class="card-step-watermark">05</div>
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            <span class="ds-badge-gradient"><span class="ds-badge-inner">05 / 开放地球引擎 OGE 2.0 赋能</span></span>
            <span style="font-size:12px; color:var(--ds-muted);">OGE 2.0 SPACE INTELLIGENCE WORKBENCH</span>
          </div>
          <h2 class="card-title">开放地球引擎 OGE 2.0<br>0.5m 遥感切片在轨智能解析</h2>
          <p class="card-desc" style="max-width:760px;">
            由龚健雅院士团队领衔主导的<strong>开放地球引擎 OGE 2.0 (Open Earth Engine 2.0)</strong>，结合星载 32 TOPS AI 芯片，实现海量遥感数据分钟级在轨清洗、高分超分辨率切片重构与多谱段智能反演。
          </p>

          <!-- 工业级专业 OGE 2.0 遥感交互工作台 -->
          <div class="oge-workbench-container">
            <div class="oge-header-bar">
              <div style="display:flex; align-items:center; gap:8px; font-family:var(--font-mono); font-size:12px; color:#38bdf8;">
                <span class="pulse-dot"></span>
                <span>观测目标: 武汉大学信息学部 & 云成卫星产业基地 [30.538°N, 114.362°E]</span>
              </div>
              <div class="oge-band-tabs">
                <button class="oge-tab-btn active" data-mode="pan">0.5m 全色真彩</button>
                <button class="oge-tab-btn" data-mode="ndvi">NDVI 植被光谱</button>
                <button class="oge-tab-btn" data-mode="thermal">夜光热红外</button>
                <button class="oge-tab-btn" data-mode="ai">32 TOPS AI 覆层</button>
              </div>
            </div>

            <div class="oge-main-viewport">
              <!-- 遥感真景切片视窗 -->
              <div class="oge-imagery-display" id="oge-imagery-display">
                <div class="oge-reticle-layer"></div>
                <div style="position:relative; z-index:2; text-align:center; padding:24px;">
                  <div style="font-family:var(--font-mono); font-size:24px; font-weight:700; color:#38bdf8; letter-spacing:1px; text-shadow:0 0 16px rgba(56,189,248,0.6);">
                    0.5m GSD HIGH-RESOLUTION IMAGERY
                  </div>
                  <div style="font-size:13px; color:#cbd5e1; margin-top:8px; font-family:var(--font-mono);">
                    SENSOR: TMA-01 | SWATH: 12.0KM | MTF: 0.165 | SNR: 142dB
                  </div>
                  <div style="display:inline-flex; gap:10px; margin-top:14px; align-items:center; background:rgba(2,6,23,0.75); padding:6px 14px; border-radius:6px; border:1px solid rgba(56,189,248,0.3); font-size:12px; color:#94a3b8; font-family:var(--font-mono);">
                    <span>● 在轨边缘智能推理: <strong style="color:#22c55e;">180ms</strong></span>
                    <span>|</span>
                    <span>几何无控定位: <strong style="color:#38bdf8;">&lt;1.8m</strong></span>
                  </div>
                </div>
              </div>

              <!-- 右侧遥测参数栏 -->
              <div class="oge-info-sidebar">
                <div style="font-weight:700; color:#ffffff; border-bottom:1px solid rgba(255,255,255,0.1); padding-bottom:6px;">
                  星载遥感遥测指标
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                <div class="oge-metric-row">
                  <span class="oge-metric-lbl">空间分辨率</span>
                  <span class="oge-metric-val">0.5 米 (GSD)</span>
                </div>
                <div class="oge-metric-row">
                  <span class="oge-metric-lbl">视频凝视</span>
                  <span class="oge-metric-val">0.35 米 (Color)</span>
                </div>
                <div class="oge-metric-row">
                  <span class="oge-metric-lbl">成像幅宽</span>
                  <span class="oge-metric-val">12.0 千米</span>
                </div>
                <div class="oge-metric-row">
                  <span class="oge-metric-lbl">星载算力</span>
                  <span class="oge-metric-val">32 TOPS GPU</span>
                </div>
                <div class="oge-metric-row">
                  <span class="oge-metric-lbl">数传带宽</span>
                  <span class="oge-metric-val">1.8 Gbps (X频段)</span>
                </div>
                <div class="oge-metric-row">
                  <span class="oge-metric-lbl">处理中枢</span>
                  <span class="oge-metric-val" style="color:#22c55e;">OGE 2.0 在线</span>
                </div>
              </div>
            </div>
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        </div>
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    </section>

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            <span style="font-size:12px; color:var(--ds-muted);">INDUSTRY EMPOWERMENT</span>
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          <h2 class="card-title">四大行业赋能解决方案</h2>
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            基于武汉一号高频过境与开放地球引擎 OGE 2.0 智能中枢，构建全天候、高精度、端到端的空间智能服务体系。
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              <div class="solution-title">🏙️ 智慧城市与数字孪生 (CIM)</div>
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            <div class="solution-card-item">
              <div class="solution-title">🚨 应急管理与防灾减灾</div>
              <div class="solution-desc">地震、洪涝、山体滑坡等突发灾害分钟级星上在轨智能识别，快速生成建筑损毁评估与道路阻断热力图，支撑精准救援。</div>
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            <div class="solution-card-item">
              <div class="solution-title">💧 水利水务与长江大保护</div>
              <div class="solution-desc">长江流域水体边界精准提取、湖泊水库蓝藻富营养化预警、采砂船只智能追踪与岸线生态红线全天候遥感守护。</div>
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              <div class="solution-title">🌾 智慧农业与自然资源</div>
              <div class="solution-desc">0.5m 超分辨率农作物长势监测、大宗作物估产、林草覆盖率反演与全域耕地“非粮化”高频动态监测。</div>
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              <div class="metric-val">0.5 m</div>
              <div class="metric-lbl">全色超分辨率 (GSD)</div>
            </div>
            <div class="metric-item">
              <div class="metric-val">0.35 m</div>
              <div class="metric-lbl">彩色视频凝视分辨率</div>
            </div>
            <div class="metric-item">
              <div class="metric-val" data-counter="32" data-unit="TOPS">32 TOPS</div>
              <div class="metric-lbl">星载 AI 边缘算力</div>
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            <div class="metric-item">
              <div class="metric-val">&lt; 1.8 m</div>
              <div class="metric-lbl">几何无控定位精度</div>
            </div>
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            <span class="ds-badge-gradient"><span class="ds-badge-inner">08 / 研制与产业化运营 · ABOUT SCT & WHU</span></span>
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          <h2 class="card-title">智造高精卫星 · 赋能万物感知</h2>
          <p class="card-desc" style="max-width:760px;">
            依托武汉大学测绘遥感信息工程国家重点实验室与宇航科学与技术研究院科研成果转化，<strong>武汉云成卫星科技有限公司（SCT）</strong>入选国家级商业航天创新联合体（卫星研制组成员单位），致力于打造国际知名的商业遥感卫星设计研制商与遥感数据服务商。
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          <div class="card-grid-metrics" style="width:100%; margin-top:20px;">
            <div class="metric-item">
              <div class="metric-val" style="font-size:15px; color:#38bdf8;">🛰️ 商业卫星研制与 AIT</div>
              <div class="metric-lbl">具备年产 20 颗 0.5m 高精卫星产能，开展卫星总体设计、AIT 总装集成测试与在轨交付</div>
            </div>
            <div class="metric-item">
              <div class="metric-val" style="font-size:15px; color:#38bdf8;">🔭 航天光学载荷制造</div>
              <div class="metric-lbl">自主研发航天级光学载荷、同轴三反 TMA 望远镜精密加工装调与空间结构件交付</div>
            </div>
            <div class="metric-item">
              <div class="metric-val" style="font-size:15px; color:#38bdf8;">🌍 OGE 2.0 空间数据服务</div>
              <div class="metric-lbl">开放地球引擎驱动“武汉一号”每日过境数据分发、变化监测与智慧城市精准赋能</div>
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            <a href="https://www.whu.edu.cn/" target="_blank" class="ds-capsule-btn ds-capsule-ghost" style="font-size:13px;">武汉大学官网 ↗</a>
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            官方热线: 027-59308576 | 业务邮箱: SCT@whsct.com.cn | 基地地址: 湖北省咸宁中试谷（赤壁）卫星产业基地 / 武汉大学信息学部
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      <span class="telemetry-val" style="color:#28c840;">NOMINAL ON-ORBIT</span>
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    <div class="telemetry-item">
      <span>ALT:</span>
      <span class="telemetry-val">530.25 KM</span>
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      <span>VEL:</span>
      <span class="telemetry-val">7.61 KM/S</span>
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      <span>SWATH:</span>
      <span class="telemetry-val" style="color:#60a5fa;">12.0 KM SCANNING</span>
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      <span>北京时间:</span>
      <span class="telemetry-val" id="cst-time-display" style="color:#facc15;">2026-08-21 22:07:00</span>
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      <span class="telemetry-val" id="time-display">UTC 14:07:00</span>
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    <h3 id="pt-title" class="pt-title">同轴三反光学望远镜 (TMA)</h3>
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