:root{--color-primary: #1877F2;--color-primary-hover: #166fe5;--color-secondary: #42b72a;--color-bg-primary: #f0f2f5;--color-bg-card: #ffffff;--color-bg-nav: #ffffff;--color-text-primary: #050505;--color-text-secondary: #050505;--color-text-accent: #1877F2;--color-border: #ced0d4;--color-divider: #e4e6eb;--font-family-sans: "Segoe UI", Helvetica, Arial, sans-serif;--shadow-sm: 0 1px 2px rgba(0, 0, 0, .1);--shadow-md: 0 4px 12px rgba(0, 0, 0, .12), 0 1px 3px rgba(0, 0, 0, .08);--shadow-lg: 0 20px 40px rgba(0, 0, 0, .15), 0 10px 20px rgba(0, 0, 0, .1);--shadow-premium: 0 0 20px rgba(24, 119, 242, .2);--radius-card: 8px;--radius-btn: 50px;--transition-fast: .3s cubic-bezier(.4, 0, .2, 1)}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}body{background-color:var(--color-bg-primary);color:var(--color-text-primary);font-family:var(--font-family-sans);line-height:1.5;-webkit-font-smoothing:antialiased}h1,h2,h3,h4,h5,h6{font-family:Georgia,Times New Roman,Times,serif}a{text-decoration:none}button{cursor:pointer;border:none;font-family:inherit}.container{max-width:1200px;margin:0 auto;padding:0 1rem}@media(max-width:768px){.container{padding:0 1.5rem}}.btn-primary{background:var(--color-primary);color:#fff;padding:.6rem 2rem;border-radius:var(--radius-btn);font-weight:600;font-size:1rem;transition:all var(--transition-fast);display:inline-block;text-align:center;position:relative;overflow:hidden;box-shadow:0 4px 14px #1877f24d}.btn-primary:hover{background:var(--color-primary-hover);transform:translateY(-2px);box-shadow:0 6px 20px #1877f266}.btn-primary:active{transform:translateY(0)}.card{background:var(--color-bg-card);border-radius:var(--radius-card);box-shadow:var(--shadow-sm);padding:1rem;transition:all var(--transition-fast)}.card:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg)}@media(max-width:768px){.mobile-text-center{text-align:center}}@media(max-width:768px){.mobile-hide{display:none!important}}.mobile-show{display:none!important}@media(max-width:768px){.mobile-show{display:block!important}}@media(max-width:768px){h1{font-size:2.2rem!important;line-height:1.2}h2{font-size:1.8rem!important}h3{font-size:1.4rem!important}.blog-card-link:hover .card{transform:translateY(-8px);box-shadow:0 20px 40px #0000001f;border-color:var(--color-primary)}.blog-card-link:hover h2{color:var(--color-primary)}.container{padding:0 1rem}}@keyframes fadeIn{0%{opacity:0;transform:translateY(-10px)}to{opacity:1;transform:translateY(0)}}html,body{overflow-x:hidden;position:relative;width:100%}.blog-content{line-height:1.8;font-size:1.15rem;color:var(--color-text-primary);word-wrap:break-word;overflow-wrap:break-word}.blog-content h1,.blog-content h2,.blog-content h3,.blog-content h4{color:var(--color-primary);margin-top:2.5rem;margin-bottom:1rem;font-weight:800;padding-left:1rem;border-left:5px solid var(--color-primary)}.blog-content strong,.blog-content b{color:inherit;font-weight:700}.blog-content p a{color:var(--color-primary);text-decoration:underline;font-weight:500}.blog-content p{margin-bottom:1rem}.blog-content ul,.blog-content ol{margin-left:1.5rem;margin-bottom:1.5rem}.blog-content li{margin-bottom:.3rem}.blog-content li p{margin-bottom:0}.blog-content img{max-width:100%;height:auto;border-radius:12px;margin:2rem auto;display:block;box-shadow:var(--shadow-sm)}.table-responsive-wrapper{overflow-x:auto;-webkit-overflow-scrolling:touch;margin:2rem 0;border-radius:8px;box-shadow:var(--shadow-sm)}.blog-content table{width:100%;border-collapse:collapse;font-size:.95rem;background-color:transparent;display:table}.blog-content thead{background-color:transparent;color:var(--color-primary);border-bottom:2px solid var(--color-primary)}.blog-content th,.blog-content td{padding:.6rem 1rem;border:none;border-bottom:1px solid var(--color-divider);text-align:left}.blog-content th{font-weight:700;letter-spacing:.5px;text-transform:uppercase;font-size:.9rem}.blog-content tbody tr:nth-child(2n){background-color:transparent}.blog-content tbody tr:hover{background-color:#1877f208}@media(max-width:768px){.blog-content{font-size:1.05rem}.blog-content table{-webkit-overflow-scrolling:touch;margin:1.5rem 0}}.hero-overlay{background:linear-gradient(#000000a6,#000000a6)}.benefit-card{transition:transform var(--transition-fast),box-shadow var(--transition-fast)}.benefit-card:hover{transform:translateY(-8px);box-shadow:var(--shadow-lg)}.product-preview-card{border-radius:12px;background:#fff;overflow:hidden;height:100%}.product-image-cover{width:100%;height:300px;object-fit:cover;transition:transform .5s ease}.product-preview-card:hover .product-image-cover{transform:scale(1.08)}.product-info-minimal{padding:1.5rem;text-align:center}.why-choose-section{background-color:#fff;color:var(--color-text-primary);padding:6rem 2rem;text-align:center;border-bottom:1px solid var(--color-divider)}.why-choose-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:3rem;max-width:1200px;margin:4rem auto 0}.choose-item{display:flex;flex-direction:column;align-items:center;gap:1.2rem}.choose-icon-wrapper{width:90px;height:90px;border:2px solid var(--color-primary);border-radius:50%;display:flex;align-items:center;justify-content:center;background:#111;box-shadow:0 10px 20px #aea6a61a;font-size:2.2rem;transition:all .3s ease}.choose-item:hover .choose-icon-wrapper{transform:translateY(-8px);box-shadow:0 15px 30px #0000001a;background:var(--color-primary);color:#fff}.choose-label{font-size:1.1rem;font-weight:700;color:var(--color-primary)}.certificate-section{padding:6rem 2rem;background:#f8f9fa;text-align:center}.certificate-placeholder{max-width:800px;margin:3rem auto;background:#fff;border:1px dashed var(--color-divider);border-radius:12px;padding:5rem 2rem;display:flex;flex-direction:column;align-items:center;justify-content:center;box-shadow:0 10px 40px #0000000d}.cert-icon{font-size:4rem;color:var(--color-primary);margin-bottom:1.5rem;opacity:.6}.certificate-display{max-width:900px;margin:3rem auto;border:10px solid #fff;box-shadow:0 20px 50px #0000001f;position:relative;border-radius:8px;overflow:hidden}.scientific-section{background:#fdfdfd;border-top:1px solid #eee;border-bottom:1px solid #eee}.animate-fade-in{animation:fadeIn .8s ease-out forwards}.premium-title{font-family:Playfair Display,serif}