:root{--primary:#0f172a;--primary-light:#334155;--accent:#2563eb;--accent-hover:#1d4ed8;--bg:#f8fafc;--surface:#fff;--text:#334155;--text-dark:#0f172a;--text-light:#64748b;--border:#e2e8f0}*{margin:0;padding:0;box-sizing:border-box}body{font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background:var(--bg);color:var(--text);line-height:1.6;-webkit-font-smoothing:antialiased}.container{max-width:1280px;margin:0 auto;padding:0 1.5rem}.header{background:var(--surface);border-bottom:1px solid var(--border);padding:1rem 0;position:-webkit-sticky;position:sticky;top:0;z-index:100;box-shadow:0 4px 6px -1px rgba(0,0,0,.05)}.header .container{display:flex;justify-content:space-between;align-items:center}.logo{font-size:1.5rem;font-weight:800;color:var(--primary);text-decoration:none;letter-spacing:-.5px}.nav{display:flex;gap:2rem}.nav a{color:var(--text-dark);text-decoration:none;font-weight:600;font-size:.95rem;transition:color .2s;padding:.5rem 0;border-bottom:2px 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var(--border);display:flex;flex-direction:column;gap:1rem;transition:all .3s ease}.testimonial-card:hover{transform:translateY(-3px);box-shadow:0 10px 15px -3px rgba(0,0,0,.1)}.testimonial-rating{color:#f59e0b;font-size:1.25rem;letter-spacing:2px}.testimonial-content{font-size:.95rem;color:var(--text);line-height:1.7;font-style:italic;flex-grow:1}.testimonial-author{display:flex;align-items:center;gap:.75rem}.author-avatar{width:48px;height:48px;border-radius:50%;background:linear-gradient(135deg,var(--accent) 0,#60a5fa 100%);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:.9rem}.author-info{display:flex;flex-direction:column;gap:.1rem}.author-info strong{color:var(--text-dark);font-size:.95rem}.author-info span{color:var(--text-light);font-size:.8rem}.author-company{color:var(--accent)!important;font-weight:500}.testimonial-product{font-size:.75rem;color:var(--text-light);background:#f1f5f9;padding:.5rem 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