.vs-tech-hero{background:var(--vs-primary-dark);padding:80px 0 64px;text-align:center}.vs-tech-hero h1{color:var(--vs-white);font-size:44px;margin-bottom:16px}.vs-tech-hero p{color:rgba(255,255,255,.72);font-size:18px;max-width:620px;margin:0 auto}.vs-tech-nav{background:var(--vs-white);border-bottom:1px solid var(--vs-border);position:sticky;top:0;z-index:100}.vs-tech-nav .nav-link{color:var(--vs-text-secondary);font-size:14px;font-weight:600;padding:18px 20px;border-bottom:3px solid transparent;transition:color var(--vs-transition),border-color var(--vs-transition)}.vs-tech-nav .nav-link.active,.vs-tech-nav .nav-link:hover{color:var(--vs-primary);border-bottom-color:var(--vs-secondary)}.vs-tech-section{padding:72px 0}.vs-tech-section:nth-child(2n){background:var(--vs-neutral-light)}.vs-tech-block h2{font-size:30px;margin-bottom:16px;color:var(--vs-neutral-dark)}.vs-tech-block p{font-size:16px;color:var(--vs-text-secondary);line-height:1.72;margin-bottom:20px}.vs-tech-spec-card{background:var(--vs-white);border-radius:var(--vs-radius-lg);border:1px solid var(--vs-border);overflow:hidden}.vs-tech-spec-card .spec-header{background:var(--vs-primary);color:var(--vs-white);padding:16px 20px;font-weight:700;font-size:14px;letter-spacing:.04em}.vs-tech-spec-card table{width:100%;border-collapse:collapse}.vs-tech-spec-card table td{padding:11px 20px;font-size:14px;border-bottom:1px solid var(--vs-border);vertical-align:top}.vs-tech-spec-card table td:first-child{color:var(--vs-text-muted);width:45%}.vs-tech-spec-card table td:last-child{font-weight:600;color:var(--vs-neutral-dark)}.vs-tech-spec-card table tr:last-child td{border-bottom:none}.vs-tech-point{display:flex;gap:16px;margin-bottom:24px;align-items:flex-start}.vs-tech-point .tp-icon{width:42px;height:42px;background:var(--vs-primary);border-radius:50%;display:flex;align-items:center;justify-content:center;flex-shrink:0}.vs-tech-point .tp-icon svg{width:20px;height:20px;fill:var(--vs-white)}.vs-tech-point h5{font-size:15px;margin-bottom:4px}.vs-tech-point p{font-size:14px;color:var(--vs-text-muted);margin:0}.vs-download-card{background:var(--vs-primary);border-radius:var(--vs-radius-lg);padding:28px;color:var(--vs-white);display:flex;align-items:center;gap:20px;transition:background var(--vs-transition);-webkit-text-decoration:none;text-decoration:none}.vs-download-card:hover{background:var(--vs-primary-dark);color:var(--vs-white)}.vs-download-card .dl-icon{font-size:28px}.vs-download-card h5{color:var(--vs-white);margin-bottom:4px;font-size:16px}.vs-download-card p{color:rgba(255,255,255,.65);font-size:13px;margin:0}