.product-intro-section{background:linear-gradient(135deg,var(--bg-section)0%,var(--border-light)100%);position:relative;overflow:hidden}.product-intro-section:before{content:"";pointer-events:none;background:url("data:image/svg+xml,<svg xmlns=\"http://www.w3.org/2000/svg\" viewBox=\"0 0 1000 1000\"><defs><radialGradient id=\"a\" cx=\"50%\" cy=\"50%\"><stop offset=\"0%\" stop-color=\"var(--primary-color)\" stop-opacity=\"0.05\"/><stop offset=\"100%\" stop-color=\"var(--primary-color)\" stop-opacity=\"0\"/></radialGradient></defs><circle cx=\"200\" cy=\"200\" r=\"150\" fill=\"url(%23a)\"/><circle cx=\"800\" cy=\"800\" r=\"200\" fill=\"url(%23a)\"/></svg>") 0 0/cover no-repeat;width:100%;height:100%;position:absolute;top:0;left:0}.product-desc-card{background:var(--bg-card);border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);border:1px solid var(--primary-alpha-10);transition:var(--transition-normal);padding:2.5rem;position:relative;overflow:hidden}.product-desc-card:hover{box-shadow:var(--shadow-xl);transform:translateY(-4px)}.product-desc-card:before{content:"";background:var(--gradient-primary);width:100%;height:4px;position:absolute;top:0;left:0}.product-title{color:var(--primary-color);margin-bottom:1.5rem;font-size:2rem;font-weight:700;position:relative}.product-title:after{content:"";background:var(--gradient-primary);border-radius:var(--radius-sm);width:60px;height:3px;position:absolute;bottom:-8px;left:0}.product-desc{color:var(--text-secondary);margin-bottom:0;font-size:1.1rem;line-height:1.8}.highlight-text{background:linear-gradient(120deg,var(--primary-alpha-10)0%,var(--primary-alpha-20)100%);border-radius:var(--radius-sm);color:var(--primary-color);padding:2px 6px;font-weight:600}.features-section{background:var(--bg-white)}.features-title{text-align:center;color:var(--text-primary);margin-bottom:3rem;font-size:2.2rem;font-weight:700;position:relative}.features-title:after{content:"";background:var(--gradient-primary);border-radius:var(--radius-sm);width:80px;height:4px;position:absolute;bottom:-12px;left:50%;transform:translate(-50%)}.feature-table{background:var(--bg-card);border-radius:var(--radius-md);box-shadow:var(--shadow-lg);border:1px solid var(--border-light);overflow:hidden}.feature-table thead{background:var(--gradient-primary)}.feature-table thead th{color:var(--text-white);text-align:center;border:none;padding:1.2rem 1rem;font-size:1.1rem;font-weight:600}.feature-table tbody tr{transition:var(--transition-normal)}.feature-table tbody tr:hover{background-color:var(--primary-alpha-10)}.feature-table tbody td{border-bottom:1px solid var(--border-light);vertical-align:middle;padding:1rem;font-size:.95rem;line-height:1.6}.feature-table tbody tr:last-child td{border-bottom:none}.feature-dimension{color:var(--primary-color);background:var(--primary-alpha-10);border-radius:var(--radius-sm);margin:.2rem 0;padding:.5rem .8rem;font-weight:600;display:inline-block}.series-section{background:linear-gradient(135deg,var(--bg-section)0%,var(--border-light)100%)}.series-grid{grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:2rem;margin-top:2rem;display:grid}.series-card{background:var(--bg-card);border-radius:var(--radius-md);box-shadow:var(--shadow-sm);border:1px solid var(--border-light);transition:var(--transition-normal);padding:1.8rem;position:relative;overflow:hidden}.series-card:before{content:"";background:var(--gradient-primary);width:100%;height:3px;position:absolute;top:0;left:0}.series-card:hover{box-shadow:var(--shadow-md);transform:translateY(-4px)}.series-scenario{color:var(--text-muted);text-transform:uppercase;letter-spacing:.5px;margin-bottom:.8rem;font-size:.9rem;font-weight:500}.series-name{color:var(--primary-color);margin-bottom:1rem;font-size:1.3rem;font-weight:700}.series-desc{color:var(--text-secondary);font-size:.95rem;line-height:1.6}.application-table{background:var(--bg-card);border-radius:var(--radius-md);box-shadow:var(--shadow-lg);border:1px solid var(--border-light);overflow:hidden}.application-table thead{background:linear-gradient(135deg,var(--accent-color)0%,var(--secondary-color)100%)}.application-table thead th{color:var(--text-white);text-align:center;border:none;padding:1.2rem 1rem;font-size:1.1rem;font-weight:600}.application-table tbody tr:hover{background-color:#28a7450d}.application-table tbody td{border-bottom:1px solid var(--border-light);vertical-align:middle;padding:1rem;font-size:.95rem;line-height:1.6}.app-industry{color:var(--accent-color);border-radius:var(--radius-sm);background:#28a7450d;margin:.2rem 0;padding:.5rem .8rem;font-weight:600;display:inline-block}.recommended-series{background:linear-gradient(135deg,var(--primary-alpha-10)0%,var(--primary-alpha-20)100%);color:var(--primary-color);border-radius:var(--radius-sm);border:1px solid var(--primary-alpha-20);padding:.4rem .8rem;font-weight:600;display:inline-block}@media (width<=768px){.product-desc-card{padding:1.5rem}.product-title{font-size:1.6rem}.product-desc{font-size:1rem}.features-title{font-size:1.8rem}.feature-table,.application-table{font-size:.85rem}.feature-table thead th,.application-table thead th{padding:.8rem .5rem;font-size:.95rem}.feature-table tbody td,.application-table tbody td{padding:.8rem .5rem}.series-grid{grid-template-columns:1fr;gap:1.5rem}.series-card{padding:1.5rem}}.fade-in-up{opacity:0;animation:.8s forwards fadeInUp;transform:translateY(30px)}@keyframes fadeInUp{to{opacity:1;transform:translateY(0)}}.fade-in-up:first-child{animation-delay:.1s}.fade-in-up:nth-child(2){animation-delay:.2s}.fade-in-up:nth-child(3){animation-delay:.3s}.fade-in-up:nth-child(4){animation-delay:.4s}.fade-in-up:nth-child(5){animation-delay:.5s}.fade-in-up:nth-child(6){animation-delay:.6s}.scroll-reveal{opacity:0;transition:all .8s;transform:translateY(50px)}.scroll-reveal.revealed{opacity:1;transform:translateY(0)}