body{font-family:PingFang SC,Microsoft YaHei,sans-serif;background-color:#f0f4f8;color:#334155;overflow-x:hidden}.premium-bg{position:relative;background-color:#f0f4f8}.premium-bg:before{content:"";position:absolute;top:-300px;left:-20%;width:80%;height:800px;background:radial-gradient(circle,#6366f11f,#fff0 70%);filter:blur(80px);z-index:0;pointer-events:none}.premium-bg:after{content:"";position:absolute;top:100px;right:-20%;width:60%;height:600px;background:radial-gradient(circle,#a855f71a,#fff0 70%);filter:blur(80px);z-index:0;pointer-events:none}.glass-nav{background:#ffffffd9;-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);border-bottom:1px solid rgba(255,255,255,.6)}.unified-container{background:#fff;border-radius:24px;box-shadow:0 10px 40px -10px #0000000f;border:1px solid rgba(255,255,255,.8);padding:30px;position:relative;z-index:10;min-height:400px}.product-card{border:1px solid #f1f5f9;transition:all .3s cubic-bezier(.4,0,.2,1);background:#fff;position:relative;z-index:1;display:flex;flex-direction:column;height:100%}.product-card:hover{transform:translateY(-6px);box-shadow:0 20px 25px -5px #0000001a,0 10px 10px -5px #0000000a;border-color:#cbd5e1;z-index:50}.hidden-item{display:none!important}.fade-in-up{animation:fadeInUp .5s ease forwards}@keyframes fadeInUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.tab-btn{transition:all .3s ease}.tab-btn.active{background-color:#4f46e5;color:#fff;box-shadow:0 4px 6px -1px #4f46e54d}.promo-card{position:relative;overflow:hidden;border-radius:16px;transition:transform .3s;min-height:140px;display:flex;flex-direction:column;justify-content:center;padding:24px;color:#fff;cursor:pointer}.promo-card:hover{transform:scale(1.02)}.promo-bg-icon{position:absolute;right:-10px;bottom:-20px;font-size:80px;opacity:.15;transform:rotate(-15deg)}.bg-gradient-purple{background:linear-gradient(135deg,#8b5cf6,#6366f1)}.bg-gradient-green{background:linear-gradient(135deg,#10b981,#059669)}.bg-gradient-orange{background:linear-gradient(135deg,#f97316,#ea580c)}.no-scrollbar::-webkit-scrollbar{display:none}.no-scrollbar{-ms-overflow-style:none;scrollbar-width:none}@media(max-width:640px){.unified-container{padding:20px 15px;border-radius:16px;background:transparent;box-shadow:none;border:none}.product-card{box-shadow:0 4px 6px -1px #0000000d}}