/* ============================================================
   shared.css — 全站公共样式 + 暗色/亮色主题变量
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Orbitron:wght@400;700;900&family=Rajdhani:wght@400;500;600;700&family=Noto+Sans+SC:wght@300;400;500;700&family=JetBrains+Mono:wght@400;600&display=swap');

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

/* ============================================================
   暗色主题（默认）
   ============================================================ */
:root {
  --bg:          #020818;
  --bg2:         rgba(0, 10, 30, 0.65);
  --card-bg:     rgba(5, 15, 40, 0.88);
  --card-border: rgba(0, 245, 255, 0.14);
  --card-top:    rgba(0, 245, 255, 0.45);     /* 卡片顶部高光 */

  --text-main:   rgba(255, 255, 255, 0.90);
  --text-sub:    rgba(255, 255, 255, 0.55);
  --text-mute:   rgba(255, 255, 255, 0.35);

  --accent:      #00f5ff;
  --accent2:     #4dffb4;
  --accent3:     #b24fff;
  --accent4:     #ff4dff;
  --accent5:     #ffd700;
  --accent-blue: #4d9fff;

  /* neon aliases used in index.html */
  --neon-cyan:   #00f5ff;
  --neon-purple: #b24fff;
  --neon-blue:   #4d9fff;
  --neon-pink:   #ff4dff;

  --grid-line:   rgba(0, 245, 255, 0.038);
  --glow1:       rgba(0, 245, 255, 0.07);
  --glow2:       rgba(178, 79, 255, 0.06);

  --back-btn-bg: rgba(2, 8, 24, 0.80);
  --back-btn-hover-bg: rgba(2, 8, 24, 0.96);

  --frame-bg:    rgba(0, 10, 30, 0.60);
  --frame-border:rgba(0, 245, 255, 0.15);

  --toc-bg:      rgba(0, 8, 24, 0.55);
  --toc-header-bg: rgba(0, 245, 255, 0.04);
  --toc-hover:   rgba(0, 245, 255, 0.06);
  --toc-link:    rgba(255, 255, 255, 0.55);
  --toc-link-hover: #fff;

  --cover-bg:    rgba(0, 10, 30, 0.65);

  --highlight-bg:       rgba(0, 245, 255, 0.05);
  --highlight-warn-bg:  rgba(255, 215, 0, 0.05);
  --highlight-purple-bg:rgba(178, 79, 255, 0.05);

  --timeline-line: rgba(0, 245, 255, 0.22);
  --sep-color:     rgba(0, 245, 255, 0.22);

  --fin-border:  rgba(255, 255, 255, 0.06);
  --fin-header-bg: rgba(0, 245, 255, 0.03);
  --fin-hover:   rgba(0, 245, 255, 0.03);

  --prog-track:  rgba(255, 255, 255, 0.07);
  --table-hover: rgba(0, 245, 255, 0.03);
  --table-th-bg: rgba(0, 245, 255, 0.03);
  --table-border:rgba(255, 255, 255, 0.05);

  --scanline:    rgba(0, 0, 0, 0.025);
  --tag-green-bg:  rgba(77, 255, 180, 0.14);
  --tag-yellow-bg: rgba(255, 200, 0, 0.14);
  --tag-blue-bg:   rgba(77, 159, 255, 0.14);
  --tag-purple-bg: rgba(178, 79, 255, 0.14);
  --tag-pink-bg:   rgba(255, 77, 255, 0.14);
  --tag-green-c:   #4dffb4;
  --tag-yellow-c:  #ffc800;
  --tag-blue-c:    #4d9fff;
  --tag-purple-c:  #c87fff;
  --tag-pink-c:    #ff7fff;

  --pos-color: #4dffb4;
  --neg-color: #ff8080;

  --footer-border: rgba(0, 245, 255, 0.10);
}

/* ============================================================
   亮色主题
   ============================================================ */
[data-theme="light"] {
  --bg:          #f0f4ff;
  --bg2:         rgba(255, 255, 255, 0.80);
  --card-bg:     rgba(255, 255, 255, 0.92);
  --card-border: rgba(0, 140, 200, 0.20);
  --card-top:    rgba(0, 140, 200, 0.50);

  --text-main:   #0d1a2e;
  --text-sub:    #3a5070;
  --text-mute:   #7a90a8;

  --accent:      #007ab8;
  --accent2:     #00875a;
  --accent3:     #7c3aed;
  --accent4:     #c026d3;
  --accent5:     #b45309;
  --accent-blue: #2563eb;

  --neon-cyan:   #007ab8;
  --neon-purple: #7c3aed;
  --neon-blue:   #2563eb;
  --neon-pink:   #c026d3;

  --grid-line:   rgba(0, 122, 184, 0.07);
  --glow1:       rgba(0, 122, 184, 0.08);
  --glow2:       rgba(124, 58, 237, 0.06);

  --back-btn-bg: rgba(255, 255, 255, 0.90);
  --back-btn-hover-bg: rgba(255, 255, 255, 1);

  --frame-bg:    rgba(255, 255, 255, 0.75);
  --frame-border:rgba(0, 122, 184, 0.18);

  --toc-bg:      rgba(255, 255, 255, 0.80);
  --toc-header-bg: rgba(0, 122, 184, 0.07);
  --toc-hover:   rgba(0, 122, 184, 0.07);
  --toc-link:    #3a5070;
  --toc-link-hover: #0d1a2e;

  --cover-bg:    rgba(255, 255, 255, 0.82);

  --highlight-bg:       rgba(0, 122, 184, 0.07);
  --highlight-warn-bg:  rgba(180, 83, 9, 0.07);
  --highlight-purple-bg:rgba(124, 58, 237, 0.07);

  --timeline-line: rgba(0, 122, 184, 0.25);
  --sep-color:     rgba(0, 122, 184, 0.18);

  --fin-border:  rgba(0, 0, 0, 0.07);
  --fin-header-bg: rgba(0, 122, 184, 0.06);
  --fin-hover:   rgba(0, 122, 184, 0.05);

  --prog-track:  rgba(0, 0, 0, 0.08);
  --table-hover: rgba(0, 122, 184, 0.05);
  --table-th-bg: rgba(0, 122, 184, 0.06);
  --table-border:rgba(0, 0, 0, 0.07);

  --scanline:    rgba(0, 0, 0, 0.012);
  --tag-green-bg:  rgba(0, 135, 90, 0.12);
  --tag-yellow-bg: rgba(180, 83, 9, 0.12);
  --tag-blue-bg:   rgba(37, 99, 235, 0.12);
  --tag-purple-bg: rgba(124, 58, 237, 0.12);
  --tag-pink-bg:   rgba(192, 38, 211, 0.12);
  --tag-green-c:   #00693a;
  --tag-yellow-c:  #92400e;
  --tag-blue-c:    #1d4ed8;
  --tag-purple-c:  #6d28d9;
  --tag-pink-c:    #a21caf;

  --pos-color: #006b3c;
  --neg-color: #c0392b;

  --footer-border: rgba(0, 122, 184, 0.15);
}

/* ============================================================
   主题切换按钮
   ============================================================ */
.theme-toggle {
  position: fixed;
  top: 20px;
  right: 20px;
  z-index: 1000;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: 1px solid var(--card-border);
  background: var(--back-btn-bg);
  backdrop-filter: blur(14px);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  box-shadow: 0 2px 16px rgba(0,0,0,0.25);
  transition: transform 0.3s, box-shadow 0.3s, background 0.3s;
  line-height: 1;
}
.theme-toggle:hover {
  transform: scale(1.12) rotate(18deg);
  box-shadow: 0 4px 24px rgba(0,0,0,0.3);
  background: var(--back-btn-hover-bg);
}

/* ============================================================
   全站公共背景层
   ============================================================ */
.bg-grid {
  position: fixed; inset: 0;
  background-image:
    linear-gradient(var(--grid-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid-line) 1px, transparent 1px);
  background-size: 60px 60px;
  z-index: 0;
  pointer-events: none;
  transition: background-image 0.4s;
}
.bg-glow {
  position: fixed; inset: 0; z-index: 0; pointer-events: none;
  background:
    radial-gradient(ellipse 70% 40% at 20% 10%, var(--glow1) 0%, transparent 70%),
    radial-gradient(ellipse 60% 40% at 80% 80%, var(--glow2) 0%, transparent 70%);
  transition: background 0.4s;
}
.scanline {
  position: fixed; inset: 0; pointer-events: none; z-index: 100;
  background: repeating-linear-gradient(
    0deg,
    transparent, transparent 2px,
    var(--scanline) 2px, var(--scanline) 4px
  );
}

/* ── index.html specific bg layers ── */
.bg-city {
  position: fixed; inset: 0; z-index: 0; pointer-events: none;
  background:
    radial-gradient(ellipse 80% 60% at 50% 100%, rgba(30,10,80,0.9) 0%, transparent 70%),
    radial-gradient(ellipse 60% 40% at 20% 80%, rgba(0,50,120,0.5) 0%, transparent 60%),
    radial-gradient(ellipse 60% 40% at 80% 80%, rgba(80,0,120,0.5) 0%, transparent 60%);
  background-color: #020818;
  transition: opacity 0.4s;
}
[data-theme="light"] .bg-city {
  background:
    radial-gradient(ellipse 80% 60% at 50% 100%, rgba(180,210,255,0.5) 0%, transparent 70%),
    radial-gradient(ellipse 60% 40% at 20% 80%, rgba(180,220,255,0.3) 0%, transparent 60%),
    radial-gradient(ellipse 60% 40% at 80% 80%, rgba(200,180,255,0.3) 0%, transparent 60%);
  background-color: #f0f4ff;
}

/* ── streak animations (index.html) ── */
.light-streaks {
  position: fixed; inset: 0; z-index: 0; overflow: hidden; pointer-events: none;
}
.streak {
  position: absolute; height: 2px; border-radius: 1px;
  animation: streakMove linear infinite; opacity: 0;
}
@keyframes streakMove {
  0%   { transform: translateX(-100%) scaleX(0.5); opacity: 0; }
  10%  { opacity: 1; }
  90%  { opacity: 1; }
  100% { transform: translateX(120vw) scaleX(2); opacity: 0; }
}

/* ── floating particles (index.html) ── */
.particles { position: fixed; inset: 0; pointer-events: none; z-index: 0; }
.particle {
  position: absolute; width: 2px; height: 2px; border-radius: 50%;
  animation: floatParticle linear infinite; opacity: 0;
}
@keyframes floatParticle {
  0%   { transform: translateY(100vh); opacity: 0; }
  10%  { opacity: 0.6; }
  90%  { opacity: 0.3; }
  100% { transform: translateY(-10vh); opacity: 0; }
}
@keyframes spinRing   { to { transform: rotate(360deg); } }
@keyframes pulseDot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50%       { opacity: 0.4; transform: scale(0.6); }
}

/* ============================================================
   通用容器
   ============================================================ */
body {
  background: var(--bg);
  color: var(--text-main);
  font-family: 'Noto Sans SC', sans-serif;
  min-height: 100vh;
  overflow-x: hidden;
  transition: background 0.35s, color 0.35s;
}

/* ============================================================
   返回按钮（各 dept 页面共用）
   ============================================================ */
.back-btn {
  position: fixed; bottom: 32px; left: 32px; z-index: 999;
  display: inline-flex; align-items: center; gap: 8px;
  color: var(--accent);
  font-family: 'Rajdhani', sans-serif; font-size: 14px;
  font-weight: 700; letter-spacing: 0.12em; text-decoration: none;
  padding: 10px 20px;
  border: 1px solid var(--card-border);
  border-radius: 30px;
  background: var(--back-btn-bg);
  backdrop-filter: blur(12px);
  box-shadow: 0 4px 24px rgba(0,0,0,0.25);
  transition: all 0.3s;
}
.back-btn:hover {
  background: var(--back-btn-hover-bg);
  box-shadow: 0 6px 32px rgba(0,0,0,0.3);
  transform: translateY(-2px);
}

/* ============================================================
   部门子页面通用样式
   ============================================================ */
.container {
  position: relative; z-index: 1;
  max-width: 1200px; margin: 0 auto;
  padding: 40px 24px 80px;
}

/* page header */
.page-header { text-align: center; margin-bottom: 56px; }
.dept-icon {
  font-size: 56px; margin-bottom: 16px;
  filter: drop-shadow(0 0 20px var(--accent));
}
.dept-title-en {
  font-family: 'Orbitron', monospace;
  font-size: clamp(22px, 4vw, 40px); font-weight: 900;
  letter-spacing: 0.2em; color: var(--text-main);
  text-shadow: 0 0 30px var(--accent);
  text-transform: uppercase;
}
.dept-title-cn {
  font-size: clamp(14px, 2vw, 20px); color: var(--accent);
  letter-spacing: 0.4em; margin-top: 8px; opacity: 0.9;
}
.header-line {
  width: 300px; height: 1px; margin: 20px auto 0;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
}
.dept-summary {
  max-width: 700px; margin: 24px auto 0;
  font-size: 15px; line-height: 1.9; color: var(--text-sub); letter-spacing: 0.05em;
}

/* sections */
.section { margin-bottom: 48px; }
.section-title {
  font-family: 'Rajdhani', sans-serif; font-size: 20px; font-weight: 700;
  letter-spacing: 0.15em; color: var(--accent); text-transform: uppercase;
  margin-bottom: 20px; padding-bottom: 10px;
  border-bottom: 1px solid var(--card-border);
  display: flex; align-items: center; gap: 10px;
}
.section-title::before { content: '//'; opacity: 0.5; font-size: 16px; }

/* grids */
.grid-3 { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 20px; }
.grid-2 { display: grid; grid-template-columns: repeat(auto-fit, minmax(360px, 1fr)); gap: 20px; }

/* info cards */
.info-card {
  background: var(--card-bg); border-radius: 12px;
  border: 1px solid var(--card-border);
  padding: 24px; backdrop-filter: blur(12px);
  transition: transform 0.3s, border-color 0.3s, box-shadow 0.3s;
  position: relative; overflow: hidden;
}
.info-card::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 2px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
  opacity: 0.5;
}
.info-card:hover {
  transform: translateY(-4px);
  border-color: var(--accent);
  box-shadow: 0 8px 32px rgba(0,0,0,0.12);
}

.card-num {
  font-family: 'Orbitron', monospace; font-size: 11px;
  color: var(--accent); letter-spacing: 0.2em; opacity: 0.7; margin-bottom: 8px;
}
.card-title {
  font-family: 'Rajdhani', sans-serif; font-size: 17px; font-weight: 700;
  color: var(--text-main); margin-bottom: 10px; letter-spacing: 0.05em;
}
.card-body { font-size: 13px; color: var(--text-sub); line-height: 1.8; }

/* detail list */
.detail-list { list-style: none; display: flex; flex-direction: column; gap: 10px; }
.detail-list li {
  display: flex; align-items: flex-start; gap: 10px;
  font-size: 14px; color: var(--text-main); line-height: 1.7;
}
.detail-list li::before {
  content: '▸'; color: var(--accent); font-size: 12px; flex-shrink: 0; margin-top: 3px;
}

/* KPI row */
.kpi-row {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 16px; margin-bottom: 40px;
}
.kpi-card {
  background: var(--highlight-bg);
  border: 1px solid var(--card-border);
  border-radius: 10px; padding: 20px 16px; text-align: center;
  transition: background 0.3s;
}
.kpi-value {
  font-family: 'Orbitron', monospace; font-size: 28px; font-weight: 700;
  color: var(--accent); line-height: 1;
}
.kpi-label { font-size: 12px; color: var(--text-sub); margin-top: 6px; letter-spacing: 0.1em; }

/* Data table */
.data-table { width: 100%; border-collapse: collapse; }
.data-table th {
  font-family: 'Rajdhani', sans-serif; font-size: 13px; font-weight: 700;
  letter-spacing: 0.1em; color: var(--accent); text-transform: uppercase;
  padding: 12px 16px; border-bottom: 1px solid var(--card-border);
  text-align: left; background: var(--table-th-bg);
}
.data-table td {
  font-size: 13px; color: var(--text-main);
  padding: 12px 16px; border-bottom: 1px solid var(--table-border);
}
.data-table tr:hover td { background: var(--table-hover); }

/* tags */
.tag {
  display: inline-block; padding: 2px 10px;
  border-radius: 20px; font-size: 11px; font-weight: 600; letter-spacing: 0.1em;
}
.tag-high, .tag-green, .tag-done, .tag-income, .tag-free, .tag-b { background: var(--tag-green-bg); color: var(--tag-green-c); }
.tag-mid,  .tag-yellow,.tag-wip,  .tag-variable,.tag-paid       { background: var(--tag-yellow-bg); color: var(--tag-yellow-c); }
.tag-low,  .tag-blue,  .tag-plan, .tag-fixed,   .tag-ai, .tag-c { background: var(--tag-blue-bg);   color: var(--tag-blue-c);   }
.tag-purple { background: var(--tag-purple-bg); color: var(--tag-purple-c); }
.tag-pink, .tag-expense { background: var(--tag-pink-bg); color: var(--tag-pink-c); }
.tag-a { background: var(--tag-yellow-bg); color: var(--tag-yellow-c); }

/* tools grid */
.tools-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(140px, 1fr)); gap: 12px; }
.tool-chip {
  background: var(--highlight-bg); border: 1px solid var(--card-border);
  border-radius: 8px; padding: 12px 10px; text-align: center;
  font-size: 13px; color: var(--text-sub); transition: all 0.3s; cursor: default;
}
.tool-chip:hover { background: var(--toc-hover); color: var(--text-main); }
.tool-chip .tool-icon { font-size: 22px; margin-bottom: 6px; }

/* timeline */
.timeline { position: relative; padding-left: 28px; }
.timeline::before {
  content: ''; position: absolute; left: 8px; top: 0; bottom: 0;
  width: 1px; background: var(--timeline-line);
}
.tl-item { position: relative; margin-bottom: 28px; }
.tl-dot {
  position: absolute; left: -24px; top: 4px;
  width: 10px; height: 10px; border-radius: 50%;
  background: var(--accent); box-shadow: 0 0 10px var(--accent);
}
.tl-quarter, .tl-phase {
  font-family: 'Orbitron', monospace; font-size: 11px;
  color: var(--accent); letter-spacing: 0.15em; margin-bottom: 4px;
}
.tl-title { font-size: 15px; font-weight: 600; color: var(--text-main); margin-bottom: 4px; }
.tl-desc { font-size: 13px; color: var(--text-sub); line-height: 1.6; }

/* checklist */
.checklist { display: flex; flex-direction: column; gap: 8px; }
.check-item { display: flex; align-items: center; gap: 10px; font-size: 13px; color: var(--text-main); }
.check-box {
  width: 18px; height: 18px; border: 1px solid var(--accent);
  border-radius: 4px; display: flex; align-items: center; justify-content: center;
  flex-shrink: 0; font-size: 11px; color: var(--accent);
}

/* cashflow bar */
.cashflow-bar { display: flex; align-items: center; gap: 12px; margin-bottom: 10px; }
.cf-label { width: 90px; font-size: 12px; color: var(--text-sub); flex-shrink: 0; }
.cf-bar-wrap { flex: 1; height: 20px; background: var(--prog-track); border-radius: 4px; overflow: hidden; }
.cf-bar {
  height: 100%; border-radius: 4px; transition: width 0.8s ease;
  display: flex; align-items: center; padding-left: 8px;
  font-size: 11px; font-weight: 600;
}
.cf-in  { background: linear-gradient(90deg, rgba(77,255,180,0.4), rgba(77,255,180,0.2)); color: #00875a; }
.cf-out { background: linear-gradient(90deg, rgba(255,100,100,0.4), rgba(255,100,100,0.2)); color: #c0392b; }
[data-theme="dark"] .cf-in  { color: #4dffb4; }
[data-theme="dark"] .cf-out { color: #ff9090; }

/* product lifecycle */
.lifecycle { display: flex; gap: 0; overflow-x: auto; padding-bottom: 8px; }
.lc-stage { flex: 1; min-width: 130px; text-align: center; padding: 16px 10px; position: relative; }
.lc-stage::after {
  content: '▶'; position: absolute; right: -8px; top: 50%;
  transform: translateY(-50%); color: var(--card-border); font-size: 12px;
}
.lc-stage:last-child::after { display: none; }
.lc-circle {
  width: 50px; height: 50px; border-radius: 50%;
  background: var(--highlight-bg); border: 2px solid var(--card-border);
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto 10px; font-size: 20px;
}
.lc-name { font-family: 'Rajdhani', sans-serif; font-size: 13px; font-weight: 700; color: var(--accent); }
.lc-desc { font-size: 11px; color: var(--text-sub); margin-top: 4px; line-height: 1.5; }

/* tech stack diagram */
.stack-layer {
  background: var(--highlight-bg); border: 1px solid var(--card-border);
  border-radius: 8px; padding: 14px 18px; margin-bottom: 10px;
}
.stack-layer-name {
  font-family: 'Orbitron', monospace; font-size: 11px;
  color: var(--accent); letter-spacing: 0.15em; margin-bottom: 8px; opacity: 0.8;
}
.stack-items { display: flex; flex-wrap: wrap; gap: 8px; }
.stack-item {
  background: var(--highlight-bg); border: 1px solid var(--card-border);
  border-radius: 20px; padding: 4px 12px;
  font-size: 12px; color: var(--text-main);
}

/* automation flow */
.flow { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; margin-bottom: 12px; }
.flow-step {
  background: var(--highlight-bg); border: 1px solid var(--card-border);
  border-radius: 8px; padding: 8px 14px; font-size: 12px;
  color: var(--text-main); white-space: nowrap;
}
.flow-arrow { color: var(--card-border); font-size: 14px; }

/* code block */
.code-block {
  background: var(--bg2); border: 1px solid var(--card-border);
  border-radius: 8px; padding: 16px 20px;
  font-family: 'JetBrains Mono', monospace; font-size: 12px;
  color: var(--accent); line-height: 1.8; overflow-x: auto;
}

/* customer journey */
.journey { display: flex; flex-direction: column; gap: 0; }
.journey-step { display: flex; gap: 16px; align-items: flex-start; margin-bottom: 0; }
.journey-left { display: flex; flex-direction: column; align-items: center; }
.journey-dot {
  width: 14px; height: 14px; border-radius: 50%;
  background: var(--accent); box-shadow: 0 0 12px var(--accent); flex-shrink: 0; margin-top: 4px;
}
.journey-line { width: 2px; flex: 1; background: var(--timeline-line); min-height: 40px; }
.journey-content { padding-bottom: 24px; flex: 1; }
.journey-phase {
  font-family: 'Orbitron', monospace; font-size: 10px;
  color: var(--accent); letter-spacing: 0.15em; margin-bottom: 4px; opacity: 0.8;
}
.journey-title { font-size: 15px; font-weight: 600; color: var(--text-main); margin-bottom: 4px; }
.journey-desc { font-size: 13px; color: var(--text-sub); line-height: 1.6; }

/* partner tier cards */
.tier-card { border-radius: 10px; padding: 20px; margin-bottom: 12px; border: 1px solid; }
.tier-a { background: var(--highlight-warn-bg);   border-color: var(--card-border); }
.tier-b { background: var(--highlight-bg);         border-color: var(--card-border); }
.tier-c { background: var(--highlight-purple-bg);  border-color: var(--card-border); }
.tier-name { font-family: 'Rajdhani', sans-serif; font-size: 15px; font-weight: 700; margin-bottom: 4px; color: var(--text-main); }
.tier-desc { font-size: 12px; color: var(--text-sub); line-height: 1.6; }

/* ============================================================
   business-plan.html 专用公共样式
   ============================================================ */
.bp-section { margin-bottom: 72px; scroll-margin-top: 24px; }

.sec-heading {
  display: flex; align-items: center; gap: 16px;
  margin-bottom: 32px; padding-bottom: 14px;
  border-bottom: 1px solid var(--card-border);
}
.sec-num {
  font-family: 'Orbitron', monospace; font-size: 12px;
  color: var(--accent); opacity: 0.5; min-width: 36px;
}
.sec-title {
  font-family: 'Rajdhani', sans-serif; font-size: 22px; font-weight: 700;
  letter-spacing: 0.12em; color: var(--accent); text-transform: uppercase; flex: 1;
}
.sec-icon { font-size: 24px; }

.sub-heading {
  font-family: 'Rajdhani', sans-serif; font-size: 16px; font-weight: 700;
  color: var(--text-main); letter-spacing: 0.08em;
  margin: 28px 0 14px; padding-left: 12px;
  border-left: 2px solid var(--accent);
}

.card {
  background: var(--card-bg); border: 1px solid var(--card-border);
  border-radius: 12px; padding: 24px 26px;
  backdrop-filter: blur(12px); position: relative; overflow: hidden;
  margin-bottom: 16px; transition: background 0.3s, border-color 0.3s;
}
.card::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 2px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
  opacity: 0.45;
}
.card-label {
  font-family: 'Orbitron', monospace; font-size: 10px;
  letter-spacing: 0.2em; color: var(--accent); opacity: 0.7; margin-bottom: 8px;
}

.highlight {
  border-left: 3px solid var(--accent); background: var(--highlight-bg);
  border-radius: 0 10px 10px 0; padding: 16px 20px; margin-bottom: 16px;
  font-size: 14px; color: var(--text-main); line-height: 1.85;
  transition: background 0.3s;
}
.highlight-warn   { border-left-color: var(--accent5); background: var(--highlight-warn-bg); }
.highlight-purple { border-left-color: var(--accent3); background: var(--highlight-purple-bg); }

.bp-list { list-style: none; display: flex; flex-direction: column; gap: 10px; }
.bp-list li {
  display: flex; align-items: flex-start; gap: 12px;
  font-size: 14px; color: var(--text-main); line-height: 1.8;
}
.bp-list li::before { content: '▸'; color: var(--accent); font-size: 11px; flex-shrink: 0; margin-top: 4px; }
.bp-list.purple li::before { color: var(--accent3); }
.bp-list.gold li::before   { color: var(--accent5); }
.bp-list.green li::before  { color: var(--accent2); }

.kpi-card {
  background: var(--highlight-bg); border: 1px solid var(--card-border);
  border-radius: 10px; padding: 18px 14px; text-align: center;
  transition: background 0.3s;
}
.kpi-val {
  font-family: 'Orbitron', monospace; font-size: 26px; font-weight: 700;
  color: var(--accent); line-height: 1;
}
.kpi-lbl { font-size: 11px; color: var(--text-sub); margin-top: 6px; letter-spacing: 0.08em; }

.bp-table { width: 100%; border-collapse: collapse; margin-bottom: 8px; }
.bp-table th {
  font-family: 'Rajdhani', sans-serif; font-size: 12px; font-weight: 700;
  letter-spacing: 0.1em; color: var(--accent); text-transform: uppercase;
  padding: 11px 14px; border-bottom: 1px solid var(--card-border);
  text-align: left; background: var(--table-th-bg);
}
.bp-table td {
  font-size: 13px; color: var(--text-main);
  padding: 11px 14px; border-bottom: 1px solid var(--table-border); vertical-align: middle;
}
.bp-table tr:hover td { background: var(--table-hover); }

.fin-row {
  display: grid; grid-template-columns: 2fr repeat(3, 1fr);
  align-items: center; padding: 10px 16px;
  border-bottom: 1px solid var(--fin-border);
  font-size: 13px; color: var(--text-main);
  transition: background 0.3s;
}
.fin-row.header {
  font-family: 'Rajdhani', sans-serif; font-size: 12px; font-weight: 700;
  letter-spacing: 0.1em; color: var(--accent); text-transform: uppercase;
  background: var(--fin-header-bg); border-bottom-color: var(--card-border);
}
.fin-row.total { font-weight: 700; color: var(--pos-color); border-top: 1px solid var(--card-border); border-bottom: none; }
.fin-row .neg { color: var(--neg-color); }
.fin-row .pos { color: var(--pos-color); }

.prog-item { margin-bottom: 14px; }
.prog-label { display: flex; justify-content: space-between; font-size: 12px; color: var(--text-sub); margin-bottom: 6px; }
.prog-track { height: 6px; background: var(--prog-track); border-radius: 3px; overflow: hidden; }
.prog-fill { height: 100%; border-radius: 3px; background: linear-gradient(90deg, var(--accent), var(--accent3)); }

.sep {
  width: 100%; height: 1px;
  background: linear-gradient(90deg, transparent, var(--sep-color), transparent);
  margin: 48px 0;
}

.toc {
  margin-bottom: 70px; border: 1px solid var(--card-border);
  border-radius: 14px; overflow: hidden; background: var(--toc-bg);
  transition: background 0.3s;
}
.toc-header {
  font-family: 'Orbitron', monospace; font-size: 13px; letter-spacing: 0.2em;
  color: var(--accent); padding: 16px 28px; border-bottom: 1px solid var(--card-border);
  background: var(--toc-header-bg);
}
.toc-list { list-style: none; padding: 8px 0; }
.toc-list li a {
  display: flex; align-items: center; gap: 14px; padding: 10px 28px;
  text-decoration: none; color: var(--toc-link); font-size: 14px;
  letter-spacing: 0.05em; transition: all 0.25s;
}
.toc-list li a:hover { color: var(--toc-link-hover); background: var(--toc-hover); }
.toc-num { font-family: 'Orbitron', monospace; font-size: 10px; color: var(--accent); opacity: 0.6; min-width: 32px; }

.cover {
  text-align: center; margin-bottom: 80px; padding: 60px 40px;
  border: 1px solid var(--card-border); border-radius: 20px;
  background: var(--cover-bg); backdrop-filter: blur(16px);
  position: relative; overflow: hidden; transition: background 0.3s;
}
.cover::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 3px;
  background: linear-gradient(90deg, transparent, var(--accent), var(--accent3), var(--accent));
}
.cover-tag {
  font-family: 'Orbitron', monospace; font-size: 11px; letter-spacing: 0.35em;
  color: var(--accent); opacity: 0.75; text-transform: uppercase; margin-bottom: 24px;
}
.cover-title {
  font-family: 'Orbitron', monospace; font-size: clamp(26px, 5vw, 48px);
  font-weight: 900; letter-spacing: 0.12em; color: var(--text-main);
  line-height: 1.2; margin-bottom: 12px;
}
.cover-subtitle { font-size: clamp(15px, 2.5vw, 20px); color: var(--accent); letter-spacing: 0.3em; margin-bottom: 32px; }
.cover-divider {
  width: 260px; height: 1px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
  margin: 0 auto 32px;
}
.cover-meta { display: flex; justify-content: center; gap: 48px; flex-wrap: wrap; }
.meta-item { text-align: center; }
.meta-label { font-size: 11px; letter-spacing: 0.15em; color: var(--text-sub); margin-bottom: 4px; }
.meta-value { font-family: 'Rajdhani', sans-serif; font-size: 16px; font-weight: 700; color: var(--text-main); }

.bp-footer {
  text-align: center; margin-top: 80px; padding-top: 32px;
  border-top: 1px solid var(--footer-border);
  font-size: 12px; color: var(--text-sub); letter-spacing: 0.1em;
}

/* ============================================================
   index.html 专用样式
   ============================================================ */
.index-container {
  position: relative; z-index: 1;
  max-width: 1400px; margin: 0 auto; padding: 50px 28px 70px;
}
.header { text-align: center; margin-bottom: 56px; }
.header-top {
  font-family: 'Orbitron', monospace; font-size: clamp(18px, 3vw, 32px);
  font-weight: 900; letter-spacing: 0.25em; color: var(--text-main);
  text-shadow: 0 0 20px var(--neon-cyan), 0 0 40px var(--neon-cyan);
  text-transform: uppercase;
}
.header-sub {
  font-family: 'Noto Sans SC', sans-serif; font-size: clamp(14px, 2vw, 20px);
  color: var(--neon-cyan); letter-spacing: 0.35em; margin-top: 8px; opacity: 0.9;
}
.header-divider {
  width: 200px; height: 1px;
  background: linear-gradient(90deg, transparent, var(--neon-cyan), transparent);
  margin: 14px auto 0;
}

/* org-chart */
.org-chart {
  display: grid;
  grid-template-areas: "bs . center . ps" "fa . center . ms" "tt . center . cp";
  grid-template-columns: 280px 1fr 320px 1fr 280px;
  grid-template-rows: repeat(3, auto);
  gap: 28px; align-items: center; justify-items: center;
}
.center-node { grid-area: center; position: relative; display: flex; flex-direction: column; align-items: center; gap: 0; }
.center-outer-ring { position: relative; width: 320px; height: 320px; display: flex; align-items: center; justify-content: center; }

.rotating-ring {
  position: absolute; inset: 0; border-radius: 50%; border: 2px solid transparent;
  background: conic-gradient(from 0deg, transparent 0%, var(--neon-cyan) 25%, transparent 50%, var(--neon-purple) 75%, transparent 100%) border-box;
  -webkit-mask: linear-gradient(#fff 0 0) padding-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: destination-out; mask-composite: exclude;
  animation: spinRing 6s linear infinite;
}
.rotating-ring-reverse {
  position: absolute; inset: 12px; border-radius: 50%; border: 1px solid transparent;
  background: conic-gradient(from 180deg, transparent 0%, var(--neon-purple) 20%, transparent 40%, var(--neon-cyan) 60%, transparent 80%) border-box;
  -webkit-mask: linear-gradient(#fff 0 0) padding-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: destination-out; mask-composite: exclude;
  animation: spinRing 8s linear infinite reverse;
}
.center-avatar-bg {
  position: absolute; inset: 24px; border-radius: 50%;
  background: radial-gradient(circle, rgba(0,120,180,0.3) 0%, rgba(60,0,120,0.4) 60%, rgba(2,8,24,0.8) 100%);
  border: 1px solid rgba(0,245,255,0.2);
}
[data-theme="light"] .center-avatar-bg {
  background: radial-gradient(circle, rgba(0,120,200,0.15) 0%, rgba(80,40,180,0.12) 60%, rgba(240,244,255,0.5) 100%);
}
.center-avatar {
  position: relative; z-index: 2; width: 155px; height: 155px; border-radius: 50%;
  background: linear-gradient(135deg, rgba(0,100,180,0.6), rgba(80,0,150,0.6));
  border: 2px solid var(--neon-cyan);
  box-shadow: 0 0 20px var(--neon-cyan), inset 0 0 20px rgba(0,245,255,0.1);
  display: flex; align-items: flex-end; justify-content: center; overflow: hidden;
}
[data-theme="light"] .center-avatar {
  background: linear-gradient(135deg, rgba(0,100,200,0.35), rgba(80,40,200,0.3));
  box-shadow: 0 0 14px var(--neon-cyan), inset 0 0 12px rgba(0,122,184,0.08);
}
.figure-svg { width: 80px; height: 90px; opacity: 0.85; }
.center-label { position: relative; z-index: 2; text-align: center; margin-top: 10px; }
.center-role {
  font-family: 'Orbitron', monospace; font-size: 14px; font-weight: 700;
  letter-spacing: 0.2em; color: var(--neon-cyan);
}
.center-desc { font-family: 'Noto Sans SC', sans-serif; font-size: 13px; color: var(--text-sub); letter-spacing: 0.1em; margin-top: 4px; }

.founder-card {
  margin-top: 18px; background: var(--highlight-bg);
  border: 1px solid var(--card-border); border-radius: 10px;
  padding: 14px 36px; text-align: center;
  box-shadow: 0 0 15px rgba(0,0,0,0.08);
  transition: background 0.3s;
}
.founder-name { font-family: 'Orbitron', monospace; font-size: 22px; font-weight: 700; color: var(--text-main); letter-spacing: 0.15em; }
.founder-name-cn { font-family: 'Noto Sans SC', sans-serif; font-size: 16px; color: var(--neon-cyan); letter-spacing: 0.2em; margin-top: 4px; }
.founder-title { font-size: 14px; color: var(--text-sub); letter-spacing: 0.15em; margin-top: 6px; text-transform: uppercase; }

/* dept cards */
.dept-card {
  position: relative; background: var(--card-bg); border-radius: 12px;
  padding: 24px 22px; width: 270px; backdrop-filter: blur(12px);
  transition: transform 0.3s, box-shadow 0.3s; cursor: pointer;
}
.dept-card::before {
  content: ''; position: absolute; inset: 0; border-radius: 10px;
  border: 1px solid transparent;
  background: linear-gradient(135deg, var(--card-color, var(--neon-cyan)), transparent 60%) border-box;
  -webkit-mask: linear-gradient(#fff 0 0) padding-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: destination-out; mask-composite: exclude;
  opacity: 0.5;
}
.dept-card::after {
  content: ''; position: absolute; inset: -1px; border-radius: 11px;
  box-shadow: 0 0 15px var(--card-glow, rgba(0,245,255,0.2)); pointer-events: none;
}
.dept-card:hover { transform: scale(1.04); box-shadow: 0 0 30px var(--card-glow, rgba(0,245,255,0.3)); }
.card-header { display: flex; align-items: center; gap: 12px; margin-bottom: 14px; }
.card-icon {
  width: 44px; height: 44px; border-radius: 10px;
  background: var(--icon-bg, rgba(0,245,255,0.1));
  border: 1px solid var(--card-color, var(--neon-cyan));
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0; font-size: 20px;
  box-shadow: 0 0 10px var(--card-glow, rgba(0,245,255,0.2));
}
.card-title-en {
  font-family: 'Rajdhani', sans-serif; font-size: 16px; font-weight: 700;
  letter-spacing: 0.08em; color: var(--card-color, var(--neon-cyan));
  line-height: 1.2; text-transform: uppercase;
}
.card-title-cn { font-family: 'Noto Sans SC', sans-serif; font-size: 13px; color: var(--text-sub); margin-top: 2px; }
.card-items { list-style: none; display: flex; flex-direction: column; gap: 7px; }
.card-items li { font-size: 13px; color: var(--text-main); padding-left: 16px; position: relative; line-height: 1.5; font-family: 'Noto Sans SC', sans-serif; }
.card-items li::before { content: '▸'; position: absolute; left: 0; color: var(--card-color, var(--neon-cyan)); font-size: 11px; top: 2px; }
.card-link-hint { margin-top: 14px; font-size: 11px; color: var(--card-color, var(--neon-cyan)); opacity: 0.6; letter-spacing: 0.1em; font-family: 'Rajdhani', sans-serif; font-weight: 600; transition: opacity 0.3s; }
.dept-card:hover .card-link-hint { opacity: 1; }

/* card area colors */
.card-bs { grid-area: bs; --card-color: #4dffb4; --card-glow: rgba(77,255,180,0.25); --icon-bg: rgba(77,255,180,0.1); }
.card-ps { grid-area: ps; --card-color: #4d9fff; --card-glow: rgba(77,159,255,0.25); --icon-bg: rgba(77,159,255,0.1); }
.card-fa { grid-area: fa; --card-color: #b24fff; --card-glow: rgba(178,79,255,0.25); --icon-bg: rgba(178,79,255,0.1); }
.card-ms { grid-area: ms; --card-color: #ff4dff; --card-glow: rgba(255,77,255,0.25); --icon-bg: rgba(255,77,255,0.1); }
.card-tt { grid-area: tt; --card-color: #00f5ff; --card-glow: rgba(0,245,255,0.25); --icon-bg: rgba(0,245,255,0.1); }
.card-cp { grid-area: cp; --card-color: #ffd700; --card-glow: rgba(255,215,0,0.25); --icon-bg: rgba(255,215,0,0.1); }

[data-theme="light"] .card-bs { --card-color: #00875a; --card-glow: rgba(0,135,90,0.2); --icon-bg: rgba(0,135,90,0.07); }
[data-theme="light"] .card-ps { --card-color: #1d6fbf; --card-glow: rgba(29,111,191,0.2); --icon-bg: rgba(29,111,191,0.07); }
[data-theme="light"] .card-fa { --card-color: #6d28d9; --card-glow: rgba(109,40,217,0.2); --icon-bg: rgba(109,40,217,0.07); }
[data-theme="light"] .card-ms { --card-color: #a21caf; --card-glow: rgba(162,28,175,0.2); --icon-bg: rgba(162,28,175,0.07); }
[data-theme="light"] .card-tt { --card-color: #007ab8; --card-glow: rgba(0,122,184,0.2); --icon-bg: rgba(0,122,184,0.07); }
[data-theme="light"] .card-cp { --card-color: #92400e; --card-glow: rgba(146,64,14,0.2); --icon-bg: rgba(146,64,14,0.07); }

.svg-connectors { position: absolute; top: 0; left: 0; width: 100%; height: 100%; pointer-events: none; z-index: 0; overflow: visible; }
.org-wrapper { position: relative; }

.corner-deco { position: absolute; width: 30px; height: 30px; z-index: 2; }
.corner-deco.tl { top: -5px; left: -5px; border-top: 2px solid var(--neon-cyan); border-left: 2px solid var(--neon-cyan); }
.corner-deco.tr { top: -5px; right: -5px; border-top: 2px solid var(--neon-cyan); border-right: 2px solid var(--neon-cyan); }
.corner-deco.bl { bottom: -5px; left: -5px; border-bottom: 2px solid var(--neon-cyan); border-left: 2px solid var(--neon-cyan); }
.corner-deco.br { bottom: -5px; right: -5px; border-bottom: 2px solid var(--neon-cyan); border-right: 2px solid var(--neon-cyan); }

.chart-frame {
  position: relative; background: var(--frame-bg);
  border: 1px solid var(--frame-border); border-radius: 16px;
  padding: 36px 28px; backdrop-filter: blur(8px);
  box-shadow: 0 0 60px rgba(0,245,255,0.04), inset 0 0 60px rgba(0,0,50,0.15);
  transition: background 0.3s, border-color 0.3s;
}
[data-theme="light"] .chart-frame {
  box-shadow: 0 4px 40px rgba(0,122,184,0.08), inset 0 0 40px rgba(220,235,255,0.3);
}

.pulse-dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--neon-cyan); box-shadow: 0 0 10px var(--neon-cyan);
  animation: pulseDot 2s ease-in-out infinite;
}

/* Responsive */
@media (max-width: 1100px) {
  .org-chart {
    grid-template-areas: "center" "bs" "ps" "fa" "ms" "tt" "cp";
    grid-template-columns: 1fr; grid-template-rows: auto;
  }
  .dept-card { width: 100%; max-width: 400px; }
  .center-outer-ring { width: 260px; height: 260px; }
  .center-avatar { width: 115px; height: 115px; }
}
@media (max-width: 680px) {
  .container { padding: 36px 18px 80px; }
  .cover { padding: 36px 20px; }
  .grid-2 { grid-template-columns: 1fr; }
  .grid-3 { grid-template-columns: 1fr; }
  .fin-row { grid-template-columns: 1.4fr repeat(3, 1fr); font-size: 11px; padding: 8px 10px; }
  .kpi-row { grid-template-columns: repeat(2, 1fr); }
}