/* 赛博风 AI 无人直播官网 — 源 txt 提取 */

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

/* 🔴 APP/WebView 防横向溢出 + 防缩放 */
html, body { overflow-x: hidden; width: 100%; max-width: 100%; touch-action: manipulation; -webkit-tap-highlight-color: transparent; }
#bgCanvas { width: 100vw !important; max-width: 100vw !important; }

  :root {

    --bg: #070a10;

    --card: rgba(18, 24, 36, 0.65);

    --cyan: #22b8e6;

    --blue: #818cf8;

    --purple: #c084fc;

    --text: #e8ecf4;

    --text-dim: #6b7a90;

    --text-faint: #3d4a5e;

    --border: rgba(34, 184, 230, 0.12);

    --border-glow: rgba(34, 184, 230, 0.3);

  }

  html { scroll-behavior: smooth; }

  body {

    font-family: "Noto Sans SC", sans-serif;

    background: var(--bg);

    color: var(--text);

    line-height: 1.7;

    overflow-x: hidden;

  }

  .mono { font-family: "JetBrains Mono", monospace; }

  .container { max-width: 1280px; margin: 0 auto; padding: 0 40px; }



  /* 噪声纹理 */

  .noise {

    position: fixed; inset: 0; z-index: 999;

    pointer-events: none; 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='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='3'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");

  }



  /* 背景Canvas - 直播间事件流 */

  #bgCanvas {

    position: fixed; inset: 0; z-index: 0;

  }



  /* ===== 导航 ===== */

  nav {

    position: fixed; top: 0; left: 0; right: 0; z-index: 100;

    padding: 20px 0; transition: all 0.4s;

  }

  nav.scrolled {

    padding: 14px 0;

    background: rgba(7, 10, 16, 0.85);

    backdrop-filter: blur(20px);

    border-bottom: 1px solid var(--border);

  }

  .nav-inner { display: flex; justify-content: space-between; align-items: center; }

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

  .logo-mark {

    width: 38px; height: 38px; background: var(--cyan);

    display: flex; align-items: center; justify-content: center;

    font-weight: 700; color: var(--bg); font-size: 18px;

    border-radius: 8px;

    box-shadow: 0 0 20px rgba(34, 184, 230, 0.4);

  }

  .logo-text { font-size: 18px; font-weight: 600; letter-spacing: 1px; }

  .nav-links { display: flex; gap: 40px; }

  .nav-links a {

    color: var(--text-dim); text-decoration: none; font-size: 14px;

    transition: color 0.3s; position: relative;

  }

  .nav-links a:hover, .nav-links a.active { color: var(--cyan); }

  .nav-links a.active::after {

    content: ''; position: absolute; bottom: -6px; left: 50%;

    transform: translateX(-50%); width: 4px; height: 4px;

    background: var(--cyan); border-radius: 50%;

    box-shadow: 0 0 8px var(--cyan);

  }

  .nav-cta {

    padding: 10px 28px; background: var(--cyan); color: var(--bg);

    text-decoration: none; font-size: 14px; font-weight: 600;

    transition: all 0.3s; border-radius: 8px;

    box-shadow: 0 0 20px rgba(34, 184, 230, 0.3);

  }

  .nav-cta:hover { box-shadow: 0 0 30px rgba(34, 184, 230, 0.5); transform: translateY(-1px); }



  /* ===== Hero ===== */

  .hero {

    min-height: 100vh; display: flex; align-items: center;

    padding: 140px 0 100px; position: relative;

  }

  .hero-content { max-width: 800px; position: relative; z-index: 2; }

  .hero-badge {

    display: inline-flex; align-items: center; gap: 8px;

    padding: 8px 20px; background: rgba(34, 184, 230, 0.08);

    border: 1px solid var(--border-glow); border-radius: 100px;

    font-size: 13px; color: var(--cyan); margin-bottom: 32px;

    font-family: "JetBrains Mono", monospace;

    opacity: 0; animation: fadeUp 0.8s ease 0.2s forwards;

  }

  .hero-badge .dot {

    width: 6px; height: 6px; background: var(--cyan);

    border-radius: 50%; animation: pulse 2s infinite;

    box-shadow: 0 0 8px var(--cyan);

  }

  .hero h1 {

    font-size: 64px; font-weight: 700; line-height: 1.15;

    margin-bottom: 32px; letter-spacing: -1px;

    opacity: 0; animation: fadeUp 0.8s ease 0.4s forwards;

  }

  .hero h1 .grad-text {

    background: linear-gradient(90deg, var(--cyan), var(--blue));

    -webkit-background-clip: text; -webkit-text-fill-color: transparent;

    background-clip: text;

  }

  .hero-desc {

    font-size: 18px; color: var(--text-dim); max-width: 600px;

    margin-bottom: 48px; line-height: 1.9;

    opacity: 0; animation: fadeUp 0.8s ease 0.6s forwards;

  }

  .hero-btns {

    display: flex; gap: 16px; align-items: center;

    opacity: 0; animation: fadeUp 0.8s ease 0.8s forwards;

  }

  .btn-primary {

    padding: 16px 48px; background: var(--cyan); color: var(--bg);

    text-decoration: none; font-size: 15px; font-weight: 600;

    transition: all 0.3s; border-radius: 10px;

    box-shadow: 0 4px 20px rgba(34, 184, 230, 0.3);

  }

  .btn-primary:hover { box-shadow: 0 8px 40px rgba(34, 184, 230, 0.5); transform: translateY(-2px); }

  .btn-ghost {

    padding: 16px 48px; background: rgba(255,255,255,0.03);

    border: 1px solid rgba(255,255,255,0.1); color: var(--text);

    text-decoration: none; font-size: 15px; transition: all 0.3s;

    border-radius: 10px; backdrop-filter: blur(10px);

  }

  .btn-ghost:hover { border-color: var(--cyan); color: var(--cyan); background: rgba(34,184,230,0.08); }



  /* ===== 三角色可视化 ===== */

  .triple-visual {

    position: absolute; right: 5%; top: 50%; transform: translateY(-50%);

    width: 320px; height: 520px; z-index: 1;

    display: flex; flex-direction: column; justify-content: space-evenly; align-items: center;

  }

  .triple-line {

    position: absolute; left: 50%; top: 40px; bottom: 40px;

    width: 1px; background: linear-gradient(to bottom, var(--cyan), var(--blue), var(--purple));

    transform: translateX(-50%);

    opacity: 0.4;

  }

  .role-node {

    width: 200px; padding: 20px 24px;

    background: var(--card); border: 1px solid var(--border);

    border-radius: 16px; backdrop-filter: blur(10px);

    text-align: center; z-index: 1;

  }

  .role-node.host { border-color: rgba(34,184,230,0.3); }

  .role-node.cohost { border-color: rgba(129,140,248,0.3); }

  .role-node.director { border-color: rgba(192,132,252,0.3); }

  .role-icon {

    width: 44px; height: 44px; margin: 0 auto 12px;

    border-radius: 12px; display: flex; align-items: center;

    justify-content: center;

  }

  .role-node.host .role-icon { background: rgba(34,184,230,0.15); color: var(--cyan); }

  .role-node.cohost .role-icon { background: rgba(129,140,248,0.15); color: var(--blue); }

  .role-node.director .role-icon { background: rgba(192,132,252,0.15); color: var(--purple); }

  .role-name { font-size: 14px; font-weight: 600; margin-bottom: 4px; }

  .role-status {

    font-family: "JetBrains Mono", monospace; font-size: 11px;

    color: var(--text-dim);

  }

  .role-status::before {

    content: ''; display: inline-block; width: 6px; height: 6px;

    background: #10b981; border-radius: 50%; margin-right: 6px;

    animation: pulse 2s infinite;

  }



  /* ===== 数据条 ===== */

  .stats-bar {

    padding: 60px 0; border-top: 1px solid var(--border);

    border-bottom: 1px solid var(--border);

    background: rgba(34, 184, 230, 0.02);

  }

  .stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 40px; }

  .stat-item { text-align: center; }

  .stat-num {

    font-family: "JetBrains Mono", monospace; font-size: 48px;

    font-weight: 700; color: var(--cyan); line-height: 1; margin-bottom: 8px;

  }

  .stat-label { font-size: 14px; color: var(--text-dim); }



  /* ===== Section ===== */

  .section { padding: 120px 0; position: relative; }

  .section-header { margin-bottom: 80px; text-align: center; }

  .section-tag {

    display: inline-block; padding: 6px 16px;

    background: rgba(34,184,230,0.08); border: 1px solid var(--border-glow);

    border-radius: 100px; font-size: 12px; color: var(--cyan);

    margin-bottom: 24px; letter-spacing: 1px;

    font-family: "JetBrains Mono", monospace;

  }

  .section-title {

    font-size: 42px; font-weight: 700; line-height: 1.3; margin-bottom: 16px;

  }

  .section-desc { font-size: 16px; color: var(--text-dim); max-width: 600px; margin: 0 auto; }



  .reveal {

    opacity: 0; transform: translateY(30px);

    transition: opacity 0.8s ease, transform 0.8s ease;

  }

  .reveal.visible { opacity: 1; transform: translateY(0); }



  /* ===== 功能卡片 ===== */

  .features-grid {

    display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px;

  }

  .feature-card {

    background: var(--card); border: 1px solid var(--border);

    border-radius: 20px; padding: 36px 32px;

    transition: all 0.4s; backdrop-filter: blur(10px);

    position: relative; overflow: hidden;

  }

  .feature-card::before {

    content: ''; position: absolute; top: 0; left: 0; right: 0; height: 1px;

    background: linear-gradient(90deg, transparent, var(--cyan), transparent);

    opacity: 0; transition: opacity 0.4s;

  }

  .feature-card::after {

    content: ''; position: absolute; top: 0; left: -100%; width: 100%; height: 100%;

    background: linear-gradient(90deg, transparent, rgba(34,184,230,0.06), transparent);

    transition: left 0.6s;

  }

  .feature-card:hover {

    border-color: var(--border-glow);

    transform: translateY(-4px);

    box-shadow: 0 20px 60px rgba(34,184,230,0.1);

  }

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

  .feature-card:hover::after { left: 100%; }

  .feature-icon {

    width: 48px; height: 48px; background: rgba(34,184,230,0.1);

    border: 1px solid var(--border-glow); border-radius: 12px;

    display: flex; align-items: center; justify-content: center;

    color: var(--cyan); margin-bottom: 24px;

    transition: all 0.3s;

  }

  .feature-card:hover .feature-icon {

    background: var(--cyan); color: var(--bg);

    box-shadow: 0 0 20px rgba(34,184,230,0.4);

  }

  .feature-title { font-size: 18px; font-weight: 600; margin-bottom: 12px; }

  .feature-desc { font-size: 14px; color: var(--text-dim); line-height: 1.8; }



  /* ===== 技术优势 ===== */

  .adv-section { background: rgba(34, 184, 230, 0.02); }

  .adv-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 40px; }

  .adv-item {

    padding: 36px; background: var(--card);

    border: 1px solid var(--border); border-radius: 16px;

    transition: all 0.3s;

  }

  .adv-item:hover { border-color: var(--border-glow); }

  .adv-num {

    font-family: "JetBrains Mono", monospace; font-size: 14px;

    color: var(--cyan); margin-bottom: 16px;

  }

  .adv-title { font-size: 18px; font-weight: 600; margin-bottom: 12px; }

  .adv-desc { font-size: 14px; color: var(--text-dim); line-height: 1.8; }



  /* ===== 产品展示 ===== */

  .product-showcase {

    display: grid; grid-template-columns: 1fr 1fr; gap: 60px;

    align-items: center;

  }

  .product-visual {

    aspect-ratio: 4/3; background: var(--card);

    border: 1px solid var(--border); border-radius: 24px;

    position: relative; overflow: hidden;

    backdrop-filter: blur(10px);

  }

  .mock-live {

    position: absolute; inset: 0; padding: 24px;

    display: flex; flex-direction: column;

  }

  .mock-header {

    display: flex; justify-content: space-between; align-items: center;

    margin-bottom: 16px;

  }

  .mock-logo {

    font-family: "JetBrains Mono", monospace; font-size: 12px;

    color: var(--cyan); letter-spacing: 1px;

  }

  .mock-live-badge {

    display: flex; align-items: center; gap: 6px;

    font-size: 11px; color: #ff4757; font-weight: 600;

  }

  .mock-live-badge::before {

    content: ''; width: 6px; height: 6px; background: #ff4757;

    border-radius: 50%; animation: pulse 1.5s infinite;

  }

  .mock-screen {

    flex: 1; border-radius: 16px; position: relative; overflow: hidden;

    background: linear-gradient(135deg, #0f172a 0%, #1e1b4b 100%);

  }

  .mock-waves {

    position: absolute; bottom: 0; left: 0; right: 0; height: 40%;

    display: flex; align-items: flex-end; justify-content: center;

    gap: 3px; padding: 0 20px;

  }

  .mock-wave-bar {

    width: 4px; background: linear-gradient(to top, var(--cyan), var(--blue));

    border-radius: 2px; animation: wave 1.5s ease infinite;

  }

  @keyframes wave {

    0%, 100% { height: 20%; }

    50% { height: 100%; }

  }

  .mock-danmaku {

    position: absolute; top: 20px; left: 20px; right: 20px;

    display: flex; flex-direction: column; gap: 10px;

  }

  .mock-danmaku-item {

    font-size: 12px; color: rgba(255,255,255,0.8);

    padding: 6px 14px; background: rgba(0,0,0,0.4);

    border-radius: 20px; width: fit-content;

    backdrop-filter: blur(10px);

  }

  .mock-danmaku-item:nth-child(2) { margin-left: 40px; }

  .mock-danmaku-item:nth-child(3) { margin-left: 20px; }



  .product-content h3 {

    font-size: 36px; font-weight: 700; margin-bottom: 20px; line-height: 1.3;

  }

  .product-content p {

    font-size: 16px; color: var(--text-dim); margin-bottom: 32px; line-height: 1.9;

  }

  .product-list { list-style: none; }

  .product-list li {

    padding: 18px 0; border-bottom: 1px solid var(--border);

    display: flex; justify-content: space-between; align-items: center;

    font-size: 14px;

  }

  .product-list li span:last-child {

    color: var(--cyan); font-weight: 500;

    font-family: "JetBrains Mono", monospace;

  }



  /* ===== CTA ===== */

  .cta-section {

    padding: 140px 0; text-align: center; position: relative;

  }

  .cta-glow {

    position: absolute; top: 50%; left: 50%;

    transform: translate(-50%, -50%);

    width: 800px; height: 500px;

    background: radial-gradient(ellipse, rgba(34,184,230,0.1) 0%, transparent 70%);

    pointer-events: none;

  }

  .cta-section h2 {

    font-size: 52px; font-weight: 700; margin-bottom: 24px;

    position: relative; z-index: 1;

  }

  .cta-section p {

    font-size: 18px; color: var(--text-dim); margin-bottom: 48px;

    position: relative; z-index: 1;

  }



  /* ===== Footer ===== */

  footer {

    padding: 60px 0 40px; border-top: 1px solid var(--border);

    position: relative; z-index: 1;

  }

  .footer-grid {

    display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 60px;

    margin-bottom: 40px;

  }

  .footer-brand p {

    font-size: 14px; color: var(--text-dim); margin-top: 16px; max-width: 300px;

  }

  .footer-col h4 {

    font-size: 14px; font-weight: 600; margin-bottom: 20px;

    color: var(--text);

  }

  .footer-col a {

    display: block; color: var(--text-dim); text-decoration: none;

    font-size: 14px; padding: 6px 0; transition: color 0.3s;

  }

  .footer-col a:hover { color: var(--cyan); }

  .footer-bottom {

    padding-top: 30px; border-top: 1px solid var(--border);

    display: flex; justify-content: flex-start; gap: 20px; flex-wrap: wrap;

    font-size: 13px; color: var(--text-faint);

  }



  @keyframes fadeUp {

    from { opacity: 0; transform: translateY(30px); }

    to { opacity: 1; transform: translateY(0); }

  }

  @keyframes pulse {

    0%, 100% { opacity: 1; }

    50% { opacity: 0.3; }

  }



  /* ===== 响应式 ===== */

  @media (max-width: 900px) {

    .nav-links { display: none; }

    .hero h1 { font-size: 36px; }

    .triple-visual { display: none; }

    .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 30px; }

    .stat-num { font-size: 36px; }

    .features-grid { grid-template-columns: 1fr; }

    .adv-grid { grid-template-columns: 1fr; }

    .product-showcase { grid-template-columns: 1fr; gap: 40px; }

    .section-title { font-size: 32px; }

    .cta-section h2 { font-size: 36px; }

    .footer-grid { grid-template-columns: 1fr 1fr; gap: 30px; }

    .container { padding: 0 24px; }

    .hero-btns { flex-direction: column; align-items: flex-start; }
  }

  /* === 600px — 手机横屏 === */
  @media (max-width: 600px) {
    .container { padding: 0 16px; }
    .section { padding: 70px 0; }
    .hero { padding: 100px 0 60px; }
    .hero h1 { font-size: 32px; letter-spacing: -0.5px; }
    .hero h1 br { display: none; }
    .hero-content { max-width: 100%; }
    .hero-sub { font-size: 15px; margin-bottom: 32px; }
    .hero-badge { font-size: 11px; padding: 6px 14px; }
    .hero-btns { flex-direction: column; gap: 12px; align-items: stretch; }
    .hero-btns .btn-primary, .hero-btns .btn-secondary {
      padding: 14px 28px; font-size: 14px; text-align: center;
    }
    .section-title { font-size: 28px; }
    .section-tag { font-size: 11px; padding: 4px 12px; }
    .section-desc { font-size: 14px; }

    /* Stats */
    .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 20px; }
    .stat-num { font-size: 32px; }
    .stat-label { font-size: 12px; }

    /* Cards */
    .features-grid { grid-template-columns: 1fr; gap: 16px; }
    .adv-grid { grid-template-columns: 1fr; gap: 16px; }
    .feature-card, .adv-item { padding: 24px 20px; border-radius: 14px; }
    .feature-icon { width: 42px; height: 42px; }
    .feature-title, .adv-title { font-size: 16px; margin-bottom: 8px; }
    .feature-desc, .adv-desc { font-size: 13px; line-height: 1.7; }

    /* Footer */
    .footer-grid { grid-template-columns: 1fr; gap: 24px; }
    .footer-bottom { flex-direction: column; gap: 10px; text-align: center; }

    /* Header */
    .nav-links { display: none; }
    .nav-cta { display: none; }
    /* 🔴 PC + App 双收纳盒 — 移动端都显示（后台有数据才显示） */
    #pc-dropdown-container { display: inline-block !important; margin-right: 6px !important; z-index: 9999 !important; }
    #pc-dropdown-btn { display: inline-flex !important; padding: 10px 12px !important; font-size: 12px !important; min-height: 44px !important; touch-action: manipulation; -webkit-tap-highlight-color: transparent; }
    #app-dropdown-container { display: inline-block !important; margin-right: 0 !important; z-index: 9999 !important; }
    #app-dropdown-btn { display: inline-flex !important; padding: 10px 12px !important; font-size: 12px !important; min-height: 44px !important; touch-action: manipulation; -webkit-tap-highlight-color: transparent; }
    #pc-dropdown-panel, #app-dropdown-panel { z-index: 10000 !important; width: min(320px, 90vw) !important; }
    header .container { padding: 0 16px; }

    /* Packages — 产品套餐 */
    #pkg-grid { grid-template-columns: 1fr !important; gap: 16px !important; }
    #pkg-grid > div { padding: 22px 18px !important; }
    #pkg-grid .text-3xl { font-size: 28px !important; }
    #pkg-grid .text-xl { font-size: 15px !important; }
    #pkg-grid li { font-size: 13px !important; }

    /* Subscription — 个人订阅卡 */
    .subscribe-grid { grid-template-columns: 1fr !important; gap: 16px !important; }

    /* Contact */
    #contact-section .grid, #contact-section [class*="grid"] {
      grid-template-columns: 1fr !important; gap: 24px !important;
    }
    #c-qr-box { max-width: 220px; margin: 0 auto; }

    /* CTA */
    .cta-section { padding: 80px 0; }
    .cta-section h2 { font-size: 28px; }
    .cta-section p { font-size: 14px; }

    /* Uptime stat */
    #stat-uptime { font-size: 22px !important; font-family: "JetBrains Mono", monospace; }
  }

  /* === 400px — 手机竖屏小屏 === */
  @media (max-width: 400px) {
    .container { padding: 0 12px; }
    .hero h1 { font-size: 26px; }
    .section-title { font-size: 24px; }
    .stats-grid { gap: 14px; }
    .stat-num { font-size: 26px; }
    .stat-label { font-size: 11px; }
    .feature-card, .adv-item { padding: 20px 16px; }
    .adv-num { font-size: 11px; }
  }

/* ===== site.js 动态渲染修复（套餐/案例/优势/信任）===== */

/* 全局层级 — Canvas 在 z-index:0，section 在 10，grid 在 20 */
section { position: relative; z-index: 10; }
#pkg-grid, #case-grid, #value-props-grid, #trust-grid { position: relative; z-index: 20; }
.card-shadow { position: relative; z-index: 21; }

/* Tailwind CDN 已删 — 用 CSS 变量覆盖所有旧 class */
.bg-white { background: var(--card, #0d1520) !important; }
.bg-gray-50 { background: #0a1018 !important; }
.bg-dark { background: var(--bg, #05080d) !important; }
.text-dark { color: var(--text, #c8d1df) !important; }
.text-grayText { color: var(--text-dim, #8892a6) !important; }
.text-gray-400 { color: var(--text-dim, #8892a6) !important; }
.text-gray-500 { color: #5a6a80 !important; }
.text-gray-700 { color: var(--text, #c8d1df) !important; }
.text-gray-900 { color: #e8f4fb !important; }
.text-primary { color: var(--cyan, #22b8e6) !important; }
.bg-primary { background: var(--cyan, #22b8e6) !important; }
.border-gray-100, .border-gray-200 { border-color: var(--border, #1a2333) !important; }
.border-gray-700 { border-color: var(--border, #1a2333) !important; }
.border-primary { border-color: var(--cyan, #22b8e6) !important; }
.rounded-xl { border-radius: 16px !important; }
.overflow-hidden { overflow: hidden !important; }
.h-48 { height: 160px !important; }
.p-6 { padding: 24px !important; }
.p-7 { padding: 28px !important; }
.flex { display: flex !important; }
.items-center { align-items: center !important; }
.justify-center { justify-content: center !important; }
.mt-2 { margin-top: 8px !important; }
.mt-4 { margin-top: 16px !important; }
.gap-2 { gap: 8px !important; }
.gap-3 { gap: 12px !important; }
.gap-4 { gap: 16px !important; }
.gap-6 { gap: 24px !important; }
.gap-8 { gap: 32px !important; }
.grid { display: grid !important; }
.grid-cols-1 { grid-template-columns: 1fr !important; }
.grid-cols-2 { grid-template-columns: repeat(2, 1fr) !important; }
.grid-cols-4 { grid-template-columns: repeat(4, 1fr) !important; }
.md\:grid-cols-2 { grid-template-columns: repeat(2, 1fr) !important; }
.md\:grid-cols-4 { grid-template-columns: repeat(4, 1fr) !important; }
/* 强制响应式（Tailwind CDN 删了 md: 断点失效，直接写 media query）*/
@media (min-width: 768px) {
  .md\:grid-cols-2 { grid-template-columns: repeat(2, 1fr) !important; }
  .md\:grid-cols-3 { grid-template-columns: repeat(3, 1fr) !important; }
  .md\:grid-cols-4 { grid-template-columns: repeat(4, 1fr) !important; }
  .md\:flex { display: flex !important; }
  .md\:hidden { display: none !important; }
}

/* —— pkg-grid 套餐卡 —— */
#pkg-grid > div,
#pkg-grid div[class*="bg-white"],
#pkg-grid div[class*="card-shadow"] {
  background: var(--card, #0d1520) !important;
  border: 1px solid var(--border, #1a2333) !important;
  border-radius: 16px !important;
  padding: 28px !important;
  box-shadow: 0 0 30px rgba(34,184,230,0.06), inset 0 0 1px rgba(34,184,230,0.15) !important;
  transition: all 0.3s ease !important;
}
#pkg-grid > div:hover,
#pkg-grid div[class*="bg-white"]:hover {
  border-color: rgba(34,184,230,0.4) !important;
  box-shadow: 0 0 40px rgba(34,184,230,0.18) !important;
  transform: translateY(-3px);
}
#pkg-grid h3, #pkg-grid h4, #pkg-grid .text-xl, #pkg-grid .text-2xl { color: #e8f4fb !important; font-weight: 700 !important; }
#pkg-grid .text-3xl { color: var(--cyan, #22b8e6) !important; font-weight: 800 !important; }
#pkg-grid ul, #pkg-grid li { color: var(--text-dim, #8892a6) !important; list-style: none !important; padding-left: 0 !important; }
#pkg-grid li { padding: 4px 0 !important; }
#pkg-grid li::before { content: '✓'; color: var(--cyan, #22b8e6) !important; font-weight: 700; margin-right: 8px; }
#pkg-grid a.bg-primary, #pkg-grid button.bg-primary,
#pkg-grid a.bg-gradient-to-r, #pkg-grid button.bg-gradient-to-r {
  background: linear-gradient(135deg, var(--cyan, #22b8e6), #1a9bc8) !important;
  color: var(--bg, #070a10) !important;
  box-shadow: 0 0 20px rgba(34,184,230,0.3);
  border-radius: 10px !important;
  font-weight: 600 !important;
  padding: 10px 20px !important;
  text-align: center !important;
  display: inline-block !important;
  transition: all 0.2s;
  text-decoration: none !important;
}
#pkg-grid a.bg-primary:hover, #pkg-grid button.bg-primary:hover {
  box-shadow: 0 0 30px rgba(34,184,230,0.5);
  transform: translateY(-1px);
}
#pkg-grid .bg-gradient-to-br { background: linear-gradient(135deg, #0d1520, #1a1028) !important; border-color: rgba(255,200,0,0.25) !important; }
#pkg-grid [style*="permanent"], #pkg-grid [data-sub-key="permanent"] { border-color: rgba(255,200,0,0.35) !important; }

/* —— case-grid 案例卡 —— */
#case-grid > div,
#case-grid div[class*="bg-white"],
#case-grid div[class*="card-shadow"] {
  background: var(--card, #0d1520) !important;
  border: 1px solid var(--border, #1a2333) !important;
  border-radius: 16px !important;
  padding: 0 !important;
  overflow: hidden;
  box-shadow: 0 0 30px rgba(34,184,230,0.06), inset 0 0 1px rgba(34,184,230,0.15) !important;
  transition: all 0.3s ease !important;
}
#case-grid > div:hover {
  border-color: rgba(34,184,230,0.4) !important;
  box-shadow: 0 0 40px rgba(34,184,230,0.18) !important;
  transform: translateY(-3px);
}
#case-grid .h-48, #case-grid [class*="bg-slate-200"] {
  background: linear-gradient(135deg, #0a1a2a, #0d2035) !important;
  color: rgba(34,184,230,0.4) !important;
  height: 160px !important;
  min-height: 160px !important;
  display: flex !important;
  align-items: center !important;
  justify-content: center !important;
  position: relative !important;
  z-index: 1 !important;
}
#case-grid .h-48 img { width: 100% !important; height: 100% !important; object-fit: cover !important; }
#case-grid .p-6 { padding: 24px !important; }
#case-grid h3, #case-grid .text-xl, #case-grid .mt-2 strong { color: #e8f4fb !important; font-weight: 700 !important; }
#case-grid p, #case-grid .mt-2, #case-grid [class*="text-gray"] { color: var(--text-dim, #8892a6) !important; line-height: 1.6; }

/* —— trust-grid 信任卡 —— */
#trust-grid > div {
  background: var(--card, #0d1520) !important;
  border: 1px solid var(--border, #1a2333) !important;
  border-radius: 12px !important;
  padding: 16px 20px !important;
  color: var(--text-dim, #8892a6) !important;
  transition: all 0.3s;
}
#trust-grid > div:hover { border-color: rgba(34,184,230,0.35) !important; background: rgba(34,184,230,0.04) !important; }

/* —— value-props-grid 优势卡 —— */
#value-props-grid .feature-card, #value-props-grid > div {
  position: relative !important; z-index: 21 !important;
}

/* —— 全局 card-shadow 覆盖 —— */
.card-shadow, .bg-white.rounded-xl, [class*="rounded-xl"] {
  background: var(--card, #0d1520) !important;
  border: 1px solid var(--border, #1a2333) !important;
  box-shadow: 0 0 30px rgba(34,184,230,0.06), inset 0 0 1px rgba(34,184,230,0.15) !important;
  transition: all 0.3s ease;
}
.card-shadow:hover { border-color: rgba(34,184,230,0.4) !important; box-shadow: 0 0 40px rgba(34,184,230,0.18) !important; }

/* —— 导航栏 —— */
header.sticky, header {
  background: rgba(7,10,16,0.85) !important;
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border, #1a2333) !important;
  position: sticky !important; top: 0; z-index: 100 !important;
}
header .bg-white\/90 { background: rgba(7,10,16,0.85) !important; }
header .site-logo-fallback {
  background: linear-gradient(135deg, var(--cyan, #22b8e6), #1a9bc8) !important;
  box-shadow: 0 0 20px rgba(34,184,230,0.4);
}
header .site-logo-fallback span { color: #fff !important; }
header nav a { color: var(--text-dim, #8892a6) !important; text-decoration: none !important; }
header nav a:hover { color: var(--cyan, #22b8e6) !important; }
header nav a.text-primary, header nav a.font-medium { color: var(--cyan, #22b8e6) !important; }
header a.bg-primary, header button.bg-primary {
  background: linear-gradient(135deg, var(--cyan, #22b8e6), #1a9bc8) !important;
  color: var(--bg, #070a10) !important;
  box-shadow: 0 0 20px rgba(34,184,230,0.3);
}

/* —— 页面大标题 —— */
h1, h2.text-3xl.font-bold, h2.section-title { color: #e8f4fb !important; font-weight: 800 !important; }
h3, h4 { color: var(--text, #c8d1df) !important; }

/* —— Footer —— */
footer.bg-dark, footer {
  background: #05080d !important;
  border-top: 1px solid var(--border, #1a2333);
}
footer a { color: var(--text-dim, #8892a6) !important; text-decoration: none; }
footer a:hover { color: var(--cyan, #22b8e6) !important; }
footer .site-logo-fallback {
  background: linear-gradient(135deg, var(--cyan, #22b8e6), #1a9bc8) !important;
  box-shadow: 0 0 20px rgba(34,184,230,0.3);
}

/* —— app-dropdown —— */
#app-dropdown-panel {
  background: var(--card, #0d1520) !important;
  border: 1px solid var(--border, #1a2333) !important;
  color: var(--text, #c8d1df) !important;
}
#app-dropdown-panel img { border-radius: 12px; width: 100%; height: auto; }

/* —— 联系我们二维码 —— */
#c-qr-box {
  background: var(--card, #0d1520) !important;
  border: 1px solid var(--border, #1a2333) !important;
  border-radius: 16px !important;
  box-shadow: 0 0 40px rgba(34,184,230,0.08), inset 0 0 1px rgba(34,184,230,0.2);
}
#c-qr-box img { border-radius: 16px; width: 100%; height: auto; }

/* —— body 底层 —— */
html, body { background: #070a10 !important; color: #c8d1df !important; }
#bgCanvas { position: fixed; top: 0; left: 0; width: 100vw; height: 100vh; z-index: 0; pointer-events: none; }
.noise { z-index: 1; }
body > header, body > main, body > section, body > footer { position: relative; z-index: 10; }

/* —— 🔴 APP 壳内强制隐藏下载按钮（CSS 层保险）—— */
html.in-app-mode #pc-dropdown-container,
html.in-app-mode #app-dropdown-container,
html.in-app-mode .nav-cta {
  display: none !important;
  visibility: hidden !important;
  width: 0 !important;
  height: 0 !important;
  overflow: hidden !important;
  padding: 0 !important;
  margin: 0 !important;
}

/* ================================================
   官网首页 · 自助商城区域 (#faka)
   ================================================ */
.faka-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: center;
}

/* 左侧特性 */
.faka-heading {
  font-size: 22px;
  font-weight: 700;
  color: #fff;
  margin-bottom: 14px;
  letter-spacing: 0.3px;
}
.faka-intro {
  font-size: 14px;
  color: #94a3b8;
  line-height: 1.8;
  margin-bottom: 24px;
}
.faka-features {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-bottom: 28px;
}
.faka-feat {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 16px;
  background: rgba(13, 21, 32, 0.75);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: 12px;
  transition: border-color 0.2s, transform 0.2s;
}
.faka-feat:hover {
  border-color: rgba(34,184,230,0.35);
  transform: translateY(-1px);
}
.faka-feat-icon {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  flex-shrink: 0;
}
.faka-feat h4 {
  font-size: 13.5px;
  font-weight: 600;
  color: #fff;
  margin-bottom: 2px;
}
.faka-feat p {
  font-size: 11.5px;
  color: #94a3b8;
  line-height: 1.5;
}

/* CTA 按钮 */
.faka-cta {
  display: flex;
  gap: 12px;
  align-items: center;
}
.btn-faka-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 28px;
  background: linear-gradient(135deg, #22b8e6 0%, #2563eb 100%);
  color: #fff;
  border-radius: 12px;
  font-size: 14.5px;
  font-weight: 600;
  text-decoration: none;
  transition: transform 0.2s, box-shadow 0.2s;
  box-shadow: 0 4px 20px -4px rgba(37, 99, 235, 0.5);
}
.btn-faka-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 28px -4px rgba(37, 99, 235, 0.6);
}
.btn-faka-primary:active { transform: translateY(0); }
.btn-faka-secondary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 24px;
  background: rgba(255,255,255,0.06);
  color: #cbd5e1;
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: 12px;
  font-size: 14px;
  font-weight: 500;
  text-decoration: none;
  transition: all 0.2s;
}
.btn-faka-secondary:hover {
  background: rgba(255,255,255,0.1);
  border-color: rgba(255,255,255,0.22);
  color: #fff;
}

/* 右侧 Mock 预览 */
.faka-preview-wrap { position: relative; }
.faka-preview-glow {
  position: absolute;
  top: -24px; right: -24px;
  width: 160px; height: 160px;
  background: radial-gradient(circle, rgba(34,184,230,0.35), transparent 70%);
  border-radius: 50%;
  pointer-events: none;
  filter: blur(4px);
}
.faka-preview {
  background: rgba(13, 21, 32, 0.9);
  border: 1px solid rgba(34,184,230,0.25);
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 24px 64px rgba(0,0,0,0.45), 0 0 0 1px rgba(255,255,255,0.03) inset;
  position: relative;
  z-index: 1;
}
.faka-preview-bar {
  background: rgba(0,0,0,0.4);
  padding: 10px 14px;
  display: flex;
  align-items: center;
  gap: 6px;
  border-bottom: 1px solid rgba(255,255,255,0.05);
}
.faka-preview-bar .dot {
  width: 10px; height: 10px;
  border-radius: 50%;
}
.faka-preview-bar .dot-red { background: #ff5f57; }
.faka-preview-bar .dot-yellow { background: #febc2e; }
.faka-preview-bar .dot-green { background: #28c840; }
.faka-preview-url {
  flex: 1;
  margin-left: 10px;
  background: rgba(255,255,255,0.06);
  border-radius: 6px;
  padding: 4px 12px;
  font-size: 11px;
  color: #94a3b8;
  font-family: "JetBrains Mono", monospace;
  text-align: center;
}
.faka-preview-body { padding: 22px; }
.faka-preview-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
}
.faka-preview-title {
  font-size: 15px;
  font-weight: 700;
  color: #fff;
}
.faka-preview-ver {
  font-size: 11.5px;
  color: #64748b;
}
.faka-preview-tabs {
  display: flex;
  gap: 6px;
  margin-bottom: 16px;
}
.faka-preview-tabs .tab {
  padding: 5px 13px;
  border-radius: 20px;
  font-size: 11.5px;
  font-weight: 500;
  color: #64748b;
  background: rgba(255,255,255,0.04);
  cursor: pointer;
  transition: all 0.2s;
}
.faka-preview-tabs .tab-active {
  background: #22b8e6;
  color: #0a0a0a;
  font-weight: 600;
}
.faka-preview-cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}
.faka-preview-card {
  background: rgba(255,255,255,0.035);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: 10px;
  padding: 12px;
  transition: transform 0.2s;
}
.faka-preview-card:hover { transform: translateY(-2px); }
.faka-card-img {
  width: 100%;
  height: 64px;
  border-radius: 8px;
  margin-bottom: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 20px;
}
.faka-card-name {
  font-size: 12.5px;
  font-weight: 600;
  color: #fff;
  margin-bottom: 2px;
}
.faka-card-desc {
  font-size: 11px;
  color: #64748b;
  margin-bottom: 8px;
  line-height: 1.4;
}
.faka-card-foot {
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.faka-card-price {
  font-size: 13.5px;
  font-weight: 700;
  color: #22b8e6;
}
.faka-card-stock {
  font-size: 10px;
  color: #64748b;
}
.faka-preview-hint {
  margin-top: 14px;
  padding: 10px 14px;
  background: rgba(34,184,230,0.08);
  border: 1px solid rgba(34,184,230,0.18);
  border-radius: 8px;
  font-size: 11.5px;
  color: #22b8e6;
  text-align: center;
}

/* —— 官网商城区域 · 响应式 —— */
@media (max-width: 900px) {
  .faka-grid {
    grid-template-columns: 1fr;
    gap: 36px;
  }
  .faka-preview-wrap { order: -1; max-width: 460px; margin: 0 auto; width: 100%; }
  .faka-features { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 520px) {
  .faka-heading { font-size: 18px; }
  .faka-features { grid-template-columns: 1fr; gap: 10px; }
  .faka-feat { padding: 14px; }
  .faka-cta { flex-direction: column; }
  .btn-faka-primary, .btn-faka-secondary { width: 100%; justify-content: center; padding: 12px; }
  .faka-preview-body { padding: 16px; }
  .faka-preview-cards { gap: 8px; }
  .faka-card-img { height: 54px; font-size: 18px; }
  .faka-preview-glow { width: 100px; height: 100px; top: -12px; right: -12px; }
}
/* ===== 客户案例轮播 ===== */
.case-carousel { display: flex; align-items: center; gap: 16px; position: relative; }
.case-track-wrap {
  flex: 1; overflow: hidden; border-radius: 16px;
  scrollbar-width: none;
}
.case-track-wrap::-webkit-scrollbar { display: none; }

.case-track {
  display: flex; gap: 24px; padding: 8px 4px;
  transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
  will-change: transform;
}

.case-card {
  flex: 0 0 320px; max-width: 320px;
  background: white; border-radius: 16px; overflow: hidden;
  box-shadow: 0 4px 20px rgba(0,0,0,0.08);
  transition: transform 0.3s, box-shadow 0.3s;
  cursor: grab;
}
.case-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 12px 36px rgba(0,0,0,0.15);
}
.case-card:active { cursor: grabbing; }
.case-card-img {
  height: 180px; background: linear-gradient(135deg,#e0e7ff,#c7d2fe);
  display: flex; align-items: center; justify-content: center;
  color: #9ca3af; font-size: 14px; font-weight: 500;
  overflow: hidden;
}
.case-card-img img { width: 100%; height: 100%; object-fit: cover; }
.case-card-body { padding: 20px; }
.case-card-title { font-size: 18px; font-weight: 700; color: #111; margin-bottom: 10px; line-height: 1.4; }
.case-card-desc { font-size: 14px; color: #64748b; line-height: 1.7; }

/* 箭头按钮 */
.case-arrow {
  width: 44px; height: 44px; flex-shrink: 0;
  border-radius: 50%; border: none; cursor: pointer;
  background: rgba(0,0,0,0.5); backdrop-filter: blur(8px);
  color: white; font-size: 18px; font-weight: 700;
  display: flex; align-items: center; justify-content: center;
  transition: all 0.25s ease;
  border: 1px solid rgba(255,255,255,0.2);
}
.case-arrow:hover { background: rgba(0,0,0,0.7); transform: scale(1.1); }
.case-arrow:disabled { opacity: 0.3; cursor: not-allowed; transform: none; }

/* 响应式 */
@media (max-width: 900px) {
  .case-card { flex: 0 0 260px; max-width: 260px; }
  .case-arrow { width: 38px; height: 38px; font-size: 14px; }
  .case-carousel { gap: 10px; }
}
@media (max-width: 500px) {
  .case-card { flex: 0 0 220px; max-width: 220px; }
  .case-track { gap: 16px; }
}