:root {
      --orange: #ff6a00;
      --orange-dark: #C96B15;
      --orange-light: #FFF4E6;
      --gray-900: #1A1A1A;
      --gray-700: #3D3D3D;
      --gray-500: #666;
      --gray-300: #C8C8C8;
      --gray-100: #F5F5F5;
      --gray-50: #FAFAFA;
      --white: #FFFFFF;
      --blue: #1B6FDE;
      --blue-light: #EAF2FF;
      --green: #28A745;
      --green-light: #EAFAF1;
      --font: 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', sans-serif;
      --radius-sm: 6px;
      --radius-md: 10px;
      --radius-lg: 16px;
      --radius-xl: 24px;
    }
    
    .section { padding: 5vmax 0; }
    .section-alt { background: var(--gray-50); }
    #advantages{background: linear-gradient(180deg, #fff 0%, var(--gray-50) 100%);}
    .section-tag {
      display: inline-block; font-size: 12px; font-weight: 500;
      color: var(--orange); background: var(--orange-light);
      padding: 4px 12px; border-radius: 20px; margin-bottom: 12px;
    }
    .section-title { font-size: 32px; font-weight: 600; color: var(--gray-900); margin-bottom: 10px; }
    .section-sub { font-size: 16px; color: var(--gray-500); max-width: 520px; }
    .section-header { text-align: center; margin-bottom: 48px; }
    .section-header .section-sub { margin: 0 auto; }

    .hero {
      background-image: url('/skin/img/product/34.jpg');
      background-size: cover;
      background-position: center;
      background-repeat: no-repeat;
      padding: 80px 0;
      position: relative; overflow: hidden;
    }
    .hero::after {
      content: '';
      position: absolute; top: -60px; right: -60px;
      width: 480px; height: 480px;
      background: radial-gradient(circle, rgba(240,135,43,0.1) 0%, transparent 70%);
      border-radius: 50%;
    }
    .hero-inner { position: relative; z-index: 2; display: flex; align-items: center; gap: 60px; }
    .hero-left { flex: 1; }
    .hero-badge {
      display: inline-flex; align-items: center; gap: 8px;
      background: rgba(240,135,43,0.15); border: 1px solid rgba(240,135,43,0.4);
      color: #FFAA55; padding: 6px 14px; border-radius: 20px;
      font-size: 13px; margin-bottom: 24px;
    }
    .hero-badge-dot { width: 6px; height: 6px; border-radius: 50%; background: #F0872B; animation: pulse 2s infinite; }
    @keyframes pulse { 0%,100%{opacity:1} 50%{opacity:.4} }
    .hero-title { font-size: 44px; font-weight: 700; line-height: 1.25; margin-bottom: 16px; }
    .hero-title em { color: var(--orange); font-style: normal; }
    .hero-desc { font-size: 17px; opacity:.6; margin-bottom: 0; max-width: 480px; line-height: 1.7; }
    .hero-btns { display: flex; gap: 12px; flex-wrap: wrap; }
    .btn-primary {
      background: var(--orange); color: white; padding: 13px 28px;
      border-radius: var(--radius-sm); font-size: 15px; font-weight: 500;
      text-decoration: none; transition: background .2s, transform .1s;
      display: inline-block;
    }
    .btn-primary:hover { background: var(--orange-dark); transform: translateY(-1px); }
    .btn-outline {
      background: transparent; padding: 13px 28px;
      border: 1.5px solid rgba(255,255,255,0.35); border-radius: var(--radius-sm);
      font-size: 15px; font-weight: 500; text-decoration: none;
      transition: border-color .2s, background .2s;
    }
    .btn-outline:hover { border-color: white; background: rgba(255,255,255,0.08); }
    .hero-right { flex-shrink: 0; width: 380px; }
    .hero-main-card {
      background: rgba(255,255,255,0.07); border: 1px solid rgba(255,255,255,0.12);
      border-radius: var(--radius-xl); padding: 28px;
      backdrop-filter: blur(4px);
    }
    .hero-card-title { color: rgba(255,255,255,0.5); font-size: 12px; margin-bottom: 16px; letter-spacing: .06em; }
    .hero-prod-item {
      display: flex; align-items: center; gap: 12px;
      padding: 10px 12px; border-radius: var(--radius-md);
      margin-bottom: 6px; transition: background .15s;
    }
    .hero-prod-item:hover { background: rgba(255,255,255,0.08); }
    .hero-prod-icon {
      width: 34px; height: 34px; border-radius: 8px; flex-shrink: 0;
      display: flex; align-items: center; justify-content: center;
      font-size: 15px;
    }
    .ic-orange { background: rgba(240,135,43,0.2); }
    .ic-blue { background: rgba(27,111,222,0.2); }
    .ic-green { background: rgba(40,167,69,0.2); }
    .hero-prod-name { font-size: 13px; color: rgba(255,255,255,0.85); font-weight: 500; }
    .hero-prod-sub { font-size: 11px; color: rgba(255,255,255,0.4); }
    .hot-tag {
      margin-left: auto; background: var(--orange); color: white;
      font-size: 10px; padding: 2px 6px; border-radius: 4px; font-weight: 600;
    }

    .trust-band { background: var(--orange); padding: 30px 0; }
    .trust-grid {
      display: grid; grid-template-columns: repeat(4, 1fr);
      gap: 0; text-align: center;
    }
    .trust-item { padding: 0 20px; border-right: 1px solid rgba(255,255,255,0.2); }
    .trust-item:last-child { border-right: none; }
    .trust-num { font-size: 36px; font-weight: 700; color: white; line-height: 1; margin-bottom: 6px; transition: all .2s }
    .trust-num sup { font-size: 18px; padding-left: 7px;}
    .trust-label { font-size: 13px; color: rgba(255,255,255,0.8); transition: all .2s }
    .trust-item:hover .trust-num{ transform: translateY(-3px); }
    .trust-item:hover .trust-label{ transform: translateY(3px); }

    .prod-grid {
      display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px;
    }
    .prod-card {
      border: 1px solid #EBEBEB; border-radius: var(--radius-lg);
      padding: 24px; cursor: pointer;
      transition: border-color .2s, box-shadow .2s, transform .15s;
      background: white; position: relative; overflow: hidden;
    }
    .prod-card::before {
      content: ''; position: absolute; top: 0; left: 0; right: 0; height: 3px;
      background: var(--orange); transform: scaleX(0); transition: transform .2s;
      transform-origin: left;
    }
    .prod-card:hover { border-color: var(--orange); box-shadow: 0 6px 24px rgba(240,135,43,0.1); transform: translateY(-2px); }
    .prod-card:hover::before { transform: scaleX(1); }
    .prod-card-icon {
      width: 48px; height: 48px; border-radius: 12px; margin-bottom: 16px;
      display: flex; align-items: center; justify-content: center; font-size: 22px;color: var(--orange);
    }
    .bg-orange { background: var(--orange-light); }
    .bg-blue { background: var(--blue-light); }
    .bg-green { background: var(--green-light); }
    .bg-gray50 { background: var(--gray-50); }
    .bg-gray100 { background: var(--gray-100); }
    .prod-card-hot {
      position: absolute; top: 16px; right: 16px;
      background: var(--orange); color: white; font-size: 11px;
      padding: 2px 8px; border-radius: 4px; font-weight: 600;
    }
    .prod-card-name { font-size: 16px; font-weight: 600; color: var(--gray-900); margin-bottom: 4px; }
    .prod-card-tag { font-size: 12px; color: var(--orange); font-weight: 500; margin-bottom: 10px; }
    .prod-card-desc { font-size: 13px; color: var(--gray-500); line-height: 1.6; margin-bottom: 16px; }
    .prod-card-link { font-size: 13px; color: var(--orange); font-weight: 500; display: flex; align-items: center; gap: 4px; }
    .prod-card-link::after { content: '→'; }
    .prod-card>a{display:block;position:absolute;top:0;right:0;bottom:0;left:0;}

    .tabs { display: flex; gap: 0; border-bottom: 1px solid #EBEBEB; margin-bottom: 40px; }
    .tab-btn {
      padding: 12px 28px; font-size: 15px; color: var(--gray-500); cursor: pointer;
      border-bottom: 2px solid transparent; margin-bottom: -1px;
      background: none; border-left: none; border-right: none; border-top: none;
      font-family: var(--font); transition: color .2s, border-color .2s;
    }
    .tab-btn.active { color: var(--orange); border-bottom-color: var(--orange); font-weight: 500; }
    .tab-pane { display: none; }
    .tab-pane.active { display: block; }
    .scenario-row { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 20px; }
    .scenario-card {
      background: white; border: 1px solid #EBEBEB; border-radius: var(--radius-lg); padding: 24px;
    }
    .scenario-card-icon { font-size: 28px; margin-bottom: 12px; }
    .scenario-card-label { font-size: 11px; color: var(--orange); margin-bottom: 4px; }
    .scenario-card-title { font-size: 16px; font-weight: 600; color: var(--gray-900); margin-bottom: 10px; }
    .scenario-card-title:after{content: '';display: block;width: 42px;height: 2px;background: var(--orange);margin-top: 5px;transition: all .2s;}
    .scenario-arrow-card .title2:after{content: '';display: block;width: 42px;height: 2px;background: #fff;margin-top: 5px;transition: all .2s;}
    .scenario-card:hover .scenario-card-title:after,.scenario-arrow-card:hover .title2:after{width:72px;}
    .scenario-card-body { font-size: 13px; color: var(--gray-500); line-height: 1.7; }
    .scenario-card.highlight {
      border-color: var(--orange);border-top: 5px solid var(--orange);padding-top: 20px;
    }
    .scenario-arrow-card {
      background: var(--orange); color: white; border-radius: var(--radius-lg); padding: 24px;
      display: flex; flex-direction: column; justify-content: space-between;
    }
    .scenario-arrow-card .tag2 { font-size: 12px; color: rgba(255,255,255,0.7); }
    .scenario-arrow-card .title2 { font-size: 20px; font-weight: 700; color: white; margin: 8px 0; }
    .scenario-arrow-card .desc2 { font-size: 13px; color: rgba(255,255,255,0.8); line-height: 1.6; }
    .scenario-arrow-card .link2 {
      margin-top: 20px; display: inline-flex; align-items: center; gap: 6px;
      background: rgba(255,255,255,0.15); color: white;
      border-radius: var(--radius-sm); font-size: 13px; cursor: pointer;
      transition: all .2s;
    }
    .scenario-arrow-card .link2>a{
        display: block;padding: 8px 16px;width: 100%;
    }
    .scenario-arrow-card .link2:hover{
        background: #fff;
        color: #ff6a00;
    }

    .advantage-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; }
    .adv-card {
      border: 1px solid #EBEBEB; border-radius: var(--radius-lg); padding: 28px;
      display: flex; gap: 20px; align-items: flex-start;
      transition: border-color .2s, box-shadow .2s;
    }
    .adv-card:hover { border-color: var(--orange); box-shadow: 0 4px 16px rgba(240,135,43,0.08); }
    .adv-icon {
      width: 52px; height: 52px; border-radius: 14px; flex-shrink: 0;
      display: flex; align-items: center; justify-content: center; font-size: 24px;color: var(--orange);
    }
    .adv-title { font-size: 17px; font-weight: 600; color: var(--gray-900); margin-bottom: 8px; }
    .adv-desc { font-size: 14px; color: var(--gray-500); line-height: 1.7; }
    .adv-tag { display: inline-block; font-size: 11px; color: var(--orange); background: var(--orange-light); padding: 2px 8px; border-radius: 4px; margin-top: 8px; }

    .partner-hero {
      text-align: center; background: linear-gradient(180deg, rgb(9,12,14,65%) 0%, rgb(9,12,14,95%) 100%), url('/skin/img/product/35.webp');background-size: cover;background-position: bottom;
      border-radius: var(--radius-xl); padding: 48px 0 120px;
      position: relative; overflow: hidden;
    }
    .partner-hero::before {
      content: ''; position: absolute; top: -80px; left: 50%; transform: translateX(-50%);
      width: 400px; height: 400px;
      background: radial-gradient(circle, rgba(240,135,43,0.2) 0%, transparent 70%);
    }
    .partner-badge {
      display: inline-flex; align-items: center; gap: 10px;
      background: rgba(240,135,43,0.12); border: 1px solid rgba(240,135,43,0.3);
      padding: 12px 24px; border-radius: 50px; margin-bottom: 20px;
    }
    .partner-badge-text { font-size: 16px; font-weight: 600; color: white; }
    .partner-badge-sub { font-size: 13px; color: rgba(255,255,255,0.5); margin-top: 4px; }
    .partner-quote {
      font-size: 15px; color: rgba(255,255,255,0.7); max-width: 560px; margin: 0 auto;
      line-height: 1.8; font-style: italic;
    }
    .partner-date { margin-top: 16px; font-size: 13px; color: rgba(255,255,255,0.35); }
    .cert-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
    .cert-card {
      border-radius: var(--radius-lg); padding: 20px 24px;
      text-align: center;
    }
    .cert-icon { font-size: 32px; margin-bottom: 10px; color: #fff; }
    .cert-name { font-size: 14px; font-weight: 500; color: var(--orange); }
    .cert-sub { font-size: 12px; color: #c7c7c7; margin-top: 4px; }

    .footer {
      background: #111; padding: 28px 1rem;
      display: flex; align-items: center; justify-content: space-between;
    }
    .footer-left { font-size: 13px; color: rgba(255,255,255,0.3); }
    .footer-right { font-size: 12px; color: rgba(255,255,255,0.2); }

    @media (max-width: 900px) {
      .trust-grid { grid-template-columns: repeat(2, 1fr); gap: 20px; }
      .prod-grid { grid-template-columns: repeat(2, 1fr); }
      .scenario-row { grid-template-columns: 1fr; }
      .advantage-grid { grid-template-columns: 1fr; }
      .case-grid { grid-template-columns: 1fr; }
      .cert-grid { grid-template-columns: repeat(2, 1fr); }
      .hero-title { font-size: 32px; }
    }