:root{--brand-primary:#5dade2;--brand-dark:#2aabee;--bg-gradient:linear-gradient(135deg, #0f0c29 0%, #17212b 50%, #1e2a3a 100%);--text-primary:#ffffff;--text-secondary:#cbd5e1;--card-bg:rgba(30, 42, 58, 0.6);--border-color:rgba(90, 125, 160, 0.25);--shadow-lg:0 20px 40px -12px rgba(0, 0, 0, 0.3);--transition:all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94)}*{margin:0;padding:0;box-sizing:border-box}body{font-family:Inter,-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,sans-serif;background:var(--bg-gradient);color:var(--text-primary);line-height:1.6;scroll-behavior:smooth}body::-webkit-scrollbar{width:10px}body::-webkit-scrollbar-track{background:#1e2a3a}body::-webkit-scrollbar-thumb{background:var(--brand-primary);border-radius:10px}.container{max-width:1280px;margin:0 auto;padding:0 24px}@media (max-width:768px){.container{padding:0 20px}}.header{position:sticky;top:0;z-index:1000;backdrop-filter:blur(20px);background:rgba(15,12,41,.8);border-bottom:1px solid var(--border-color)}.header-container{display:flex;justify-content:space-between;align-items:center;padding:16px 24px!important}.logo{display:flex;align-items:center;gap:12px;font-size:1.5rem;font-weight:700;text-decoration:none;color:#fff}.nav-menu ul{display:flex;gap:32px;list-style:none}.nav-menu a{color:var(--text-secondary);text-decoration:none;font-weight:500;transition:var(--transition)}.nav-menu a:hover{color:var(--brand-primary)}.mobile-menu-btn{display:none;flex-direction:column;gap:6px;background:0 0;border:none;cursor:pointer}.mobile-menu-btn span{width:25px;height:2px;background:#fff;transition:.3s}@media (max-width:768px){.mobile-menu-btn{display:flex}.nav-menu{position:fixed;top:70px;left:-100%;width:100%;height:calc(100vh - 70px);background:#0f0c29;backdrop-filter:blur(20px);transition:.3s;padding:40px 20px}.nav-menu.active{left:0}.nav-menu ul{flex-direction:column;align-items:center;gap:40px}}.hero{padding:120px 0 80px;text-align:center}.hero h1{font-size:3.5rem;font-weight:800;background:linear-gradient(135deg,#fff 0,var(--brand-primary) 100%);-webkit-background-clip:text;background-clip:text;color:transparent;margin-bottom:24px}@media (max-width:768px){.hero h1{font-size:2rem}}.hero p{font-size:1.25rem;color:var(--text-secondary);max-width:600px;margin:0 auto}.section{padding:80px 0}.section-title{font-size:2.5rem;font-weight:700;text-align:center;margin-bottom:48px}@media (max-width:768px){.section-title{font-size:2rem}}.filter-bar{display:flex;flex-wrap:wrap;gap:16px;justify-content:center;margin-bottom:48px}.filter-btn{background:rgba(255,255,255,.05);border:1px solid var(--border-color);color:var(--text-secondary);padding:10px 24px;border-radius:40px;cursor:pointer;transition:var(--transition);font-weight:500}.filter-btn.active,.filter-btn:hover{background:var(--brand-primary);color:#fff;border-color:var(--brand-primary)}.product-table-wrapper{overflow-x:auto;border-radius:24px;background:var(--card-bg);backdrop-filter:blur(10px);border:1px solid var(--border-color)}.product-table{width:100%;border-collapse:collapse}.product-table td,.product-table th{padding:20px 24px;text-align:left;border-bottom:1px solid var(--border-color)}.product-table th{font-weight:600;color:var(--brand-primary);font-size:.9rem;text-transform:uppercase;letter-spacing:1px}.product-table td{color:var(--text-secondary)}.product-table .price,.product-table .title{font-weight:700}.product-table .price{color:var(--brand-primary)}.btn-buy{display:inline-block;background:linear-gradient(135deg,var(--brand-primary),var(--brand-dark));color:#fff;padding:8px 24px;border-radius:40px;text-decoration:none;font-weight:600;transition:var(--transition)}.btn-buy:hover{box-shadow:0 8px 20px rgba(90,173,226,.3)}.badge{background:rgba(90,173,226,.2);color:var(--brand-primary);padding:4px 12px;border-radius:20px;font-size:.85rem;display:inline-block}.features-grid,.process-grid,.security-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:32px;margin-top:48px}.feature-card,.process-card,.security-card{background:var(--card-bg);backdrop-filter:blur(10px);border:1px solid var(--border-color);border-radius:24px;padding:32px;transition:var(--transition)}.feature-card:hover{border-color:var(--brand-primary)}.feature-icon{font-size:2.5rem;margin-bottom:20px}.feature-card h3,.process-card h3,.security-card h3{font-size:1.5rem;margin-bottom:12px}.feature-card p,.security-card p{color:var(--text-secondary)}.process-step{display:flex;align-items:center;gap:16px;margin-bottom:20px}.step-number{width:48px;height:48px;background:var(--brand-primary);border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:1.25rem}.faq-item{margin-bottom:16px;border:1px solid var(--border-color);border-radius:24px;overflow:hidden}.faq-question{background:var(--card-bg);padding:20px 24px;cursor:pointer;font-weight:600;display:flex;justify-content:space-between;align-items:center;transition:var(--transition)}.faq-answer{padding:0 24px;max-height:0;overflow:hidden;transition:max-height .3s ease-out;color:var(--text-secondary)}.faq-item.active .faq-answer{padding:0 24px 24px;max-height:500px}.reviews-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:32px}.review-card{background:var(--card-bg);border:1px solid var(--border-color);border-radius:24px;padding:32px}.review-text{color:var(--text-secondary);margin-bottom:20px;font-style:italic}.reviewer{display:flex;align-items:center;gap:12px}.reviewer-name{font-weight:600}.stars{color:#ffc107;margin-bottom:12px}.footer{background:rgba(0,0,0,.3);text-align:center;padding:32px 0;border-top:1px solid var(--border-color);color:var(--text-secondary)}.footer a{color:var(--text-secondary)}:root{--primary-blue:#2aabee;--hover-blue:#1e88e5;--light-blue:rgba(42, 171, 238, 0.1);--bg-color:#0f0c29;--card-bg:rgba(30, 42, 58, 0.6);--text-primary:#ffffff;--text-secondary:#cbd5e1;--border-color:rgba(90, 125, 160, 0.25);--price-red:#2aabee;--success-green:#2aabee;--transition:all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);--card-radius:24px;--btn-radius:40px;--shadow:0 20px 40px -12px rgba(0, 0, 0, 0.3);--shadow-hover:0 24px 48px -12px rgba(0, 0, 0, 0.4);--bs-card-spacer-y:30px;--bs-card-spacer-x:30px;--bs-card-title-spacer-y:0.5rem;--bs-card-title-color:#ffffff;--bs-card-subtitle-color:#cbd5e1;--bs-card-border-width:1px;--bs-card-border-color:rgba(90, 125, 160, 0.25);--bs-card-border-radius:24px;--bs-card-box-shadow:0 20px 40px -12px rgba(0, 0, 0, 0.3);--bs-card-inner-border-radius:24px;--bs-card-cap-padding-y:15px;--bs-card-cap-padding-x:30px;--bs-card-cap-bg:rgba(42, 171, 238, 0.05);--bs-card-bg:rgba(30, 42, 58, 0.6);--bs-card-img-overlay-padding:1rem;--bs-card-group-margin:12px}body{background:linear-gradient(135deg,#0f0c29 0,#17212b 50%,#1e2a3a 100%);font-family:Inter,-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,sans-serif;color:var(--text-primary);line-height:1.6}.container{max-width:1280px;margin:0 auto;padding:0 24px}@media (max-width:768px){.container{padding:0 20px}}.breadcrumb{margin:30px 0;font-size:.9rem;color:var(--text-secondary)}.breadcrumb 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140px;color:var(--text-secondary);font-weight:500;display:flex;align-items:center;gap:8px}.spec-value{flex:1;font-weight:600;color:var(--text-primary)}.spec-value.highlight{color:var(--success-green)}.option-title{font-size:1.3rem;font-weight:600;margin-bottom:25px;color:var(--text-primary)}.form-group{margin-bottom:25px}.form-label{display:block;margin-bottom:10px;color:var(--text-secondary);font-weight:500;font-size:.95rem}.required{color:var(--primary-blue)}.email-input{width:100%;padding:12px 15px;border:1px solid var(--border-color);border-radius:var(--btn-radius);font-size:1rem;transition:var(--transition);background:rgba(255,255,255,.05);color:var(--text-primary)}.email-input:focus{outline:0;border-color:var(--primary-blue);box-shadow:0 0 0 3px rgba(42,171,238,.1)}.email-hint{margin-top:8px;font-size:.85rem;color:var(--text-secondary);display:flex;align-items:center;gap:5px}.quantity-selector{display:flex;align-items:center;background:rgba(255,255,255,.05);border-radius:var(--btn-radius);border:1px solid var(--border-color);overflow:hidden;transition:var(--transition);max-width:150px}.quantity-selector:focus-within{border-color:var(--primary-blue);box-shadow:0 0 0 3px rgba(42,171,238,.1)}.quantity-btn{width:40px;height:40px;line-height:40px;border:none;background:rgba(42,171,238,.1);color:var(--text-primary);cursor:pointer;display:flex;align-items:center;justify-content:center;font-size:1rem;transition:var(--transition)}.quantity-btn:hover{background:rgba(42,171,238,.2)}.quantity-btn:disabled{opacity:.5;cursor:not-allowed}.quantity-input{flex:1;height:40px;text-align:center;border:none;background:0 0;font-size:1rem;font-weight:600;color:var(--text-primary);outline:0;min-width:60px}.quantity-input::-webkit-inner-spin-button,.quantity-input::-webkit-outer-spin-button{-webkit-appearance:none;margin:0}.quantity-input[type=number]{-moz-appearance:textfield}.payment-section{margin-bottom:20px}.payment-label{font-size:.95rem;color:var(--text-primary);margin-bottom:8px;font-weight:600}.payment-methods{display:flex;gap:8px;flex-wrap:wrap}.payment-method{flex:1;min-width:120px;padding:12px 8px;border:1px solid var(--border-color);border-radius:18px;background:rgba(255,255,255,.05);cursor:pointer;transition:var(--transition);text-align:center;font-size:.85rem;font-weight:600;color:var(--text-secondary)}.payment-method.selected,.payment-method:hover{border-color:var(--primary-blue);background:rgba(42,171,238,.1);color:var(--text-primary)}.payment-method 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solid var(--border-color)}.btn-secondary:hover{background:rgba(255,255,255,.15)}.product-d-description{grid-column:1/-1;margin-top:20px}.description-d-title{font-size:1.5rem;margin-bottom:25px;color:var(--text-primary);display:flex;align-items:center;gap:10px}.description-d-content{line-height:1.8;color:var(--text-secondary)}.description-d-content p{margin-bottom:20px;font-size:1.05rem;line-height:1.8}.description-d-content ol,.description-d-content ul{margin:20px 0;padding-left:25px}.description-d-content li{margin-bottom:10px;line-height:1.6}.description-d-content h3{font-size:1.3rem;color:var(--text-primary);margin:25px 0 15px;font-weight:600;display:flex;align-items:center;gap:10px}.description-d-content strong{color:var(--text-primary)}.feature-list{display:grid;grid-template-columns:repeat(2,1fr);gap:15px;margin:20px 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var(--border-color)}.security-icon{font-size:1.5rem;color:var(--primary-blue)}.security-text{flex:1;color:var(--text-secondary);font-size:.95rem;line-height:1.6}.related-products{margin-bottom:80px}.ks-section-title{font-size:1.8rem;font-weight:700;margin-bottom:15px;text-align:center;color:var(--text-primary)}.ks-section-subtitle{font-size:1.1rem;color:var(--text-secondary);text-align:center;margin-bottom:30px;max-width:600px;margin-left:auto;margin-right:auto}.product-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:25px}.ks-product-card{background:var(--card-bg);backdrop-filter:blur(10px);border-radius:var(--card-radius);padding:var(--bs-card-spacer-y) var(--bs-card-spacer-x);box-shadow:var(--shadow);transition:var(--transition);border:1px solid var(--border-color);display:flex;flex-direction:column}.ks-product-card:hover{box-shadow:var(--shadow-hover);border-color:var(--primary-blue)}.ks-product-card-title{font-size:1.2rem;font-weight:600;margin-bottom:15px;color:var(--text-primary);flex-grow:0;display:flex;align-items:center;gap:8px}.ks-product-card-description{color:var(--text-secondary);margin-bottom:15px;font-size:.95rem;line-height:1.6;flex-grow:1}.ks-product-card-price{color:var(--price-red);font-weight:600;font-size:1.3rem;margin-bottom:15px;flex-grow:0}.ks-product-card-action{flex-grow:0}.ks-product-card-action .btn-primary{display:inline-block;padding:10px 20px;font-size:.9rem}.modal-overlay{display:none;position:fixed;top:0;left:0;right:0;bottom:0;background:rgba(0,0,0,.8);backdrop-filter:blur(8px);z-index:2000;opacity:0;transition:opacity .3s ease}.modal-overlay.active{display:flex;align-items:center;justify-content:center;opacity:1}.modal-content{background:var(--card-bg);backdrop-filter:blur(10px);border-radius:32px;max-width:900px;width:90%;max-height:90vh;overflow-y:auto;transform:scale(.9);transition:transform .3s ease;box-shadow:0 20px 60px rgba(0,0,0,.5);border:1px solid var(--border-color)}.modal-overlay.active .modal-content{transform:scale(1)}.modal-header{padding:25px 30px;border-bottom:1px solid var(--border-color);display:flex;align-items:center;justify-content:space-between}.modal-title{font-weight:600;color:var(--text-primary);gap:10px;font-size:24px;display:flex;align-items:center}.close-btn{font-size:24px;width:40px;height:40px;border:none;background:rgba(255,255,255,.1);border-radius:50%;cursor:pointer;justify-content:center;color:var(--text-secondary);transition:all 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25px;border:none;border-radius:var(--btn-radius);font-size:1rem;cursor:pointer;transition:var(--transition);font-weight:600;width:100%;display:flex;align-items:center;justify-content:center;gap:8px}.btn-confirm:hover:not(:disabled){box-shadow:0 5px 15px rgba(42,171,238,.4)}.btn-confirm:disabled{opacity:.6;cursor:not-allowed}.countdown-section{background:rgba(42,171,238,.1);padding:20px;border-radius:24px;margin-bottom:25px;text-align:center;border:1px solid var(--border-color)}.countdown-title{font-size:14px;color:var(--primary-blue);margin-bottom:10px;font-weight:600;display:flex;align-items:center;justify-content:center;gap:5px}.countdown-timer{font-size:36px;font-weight:700;color:var(--primary-blue);letter-spacing:2px}.countdown-timer.warning{animation:blink 1s ease-in-out infinite}@keyframes blink{0%,50%{opacity:1}51%,to{opacity:.3}}.countdown-hint{font-size:12px;color:var(--text-secondary);margin-top:8px}.toast-container{position:fixed;top:20px;right:20px;z-index:9999;pointer-events:none}.toast{background:var(--card-bg);backdrop-filter:blur(10px);border-radius:16px;box-shadow:0 4px 20px rgba(0,0,0,.3);padding:16px 20px;margin-bottom:10px;min-width:300px;max-width:400px;display:flex;align-items:center;transform:translateX(100%);opacity:0;transition:all .3s cubic-bezier(.4, 0, .2, 1);pointer-events:auto;position:relative;border:1px solid var(--border-color)}.toast.show{transform:translateX(0);opacity:1}.toast.success{background:rgba(34,197,94,.95);backdrop-filter:blur(10px)}.toast.error{background:rgba(239,68,68,.95);backdrop-filter:blur(10px)}.toast.warning{background:rgba(245,158,11,.95);backdrop-filter:blur(10px)}.toast.info{background:rgba(42,171,238,.95);backdrop-filter:blur(10px)}.toast-icon{margin-right:12px;flex-shrink:0}.toast-content{flex:1}.toast-title{font-weight:600;font-size:14px;margin-bottom:2px;color:#fff}.toast-message{font-size:13px;line-height:1.4;color:#fff}.toast-close{position:absolute;top:8px;right:8px;background:0 0;border:none;font-size:18px;color:#fff;cursor:pointer;padding:4px;line-height:1;opacity:.7;transition:opacity .2s}.toast-close:hover{opacity:1}.toast-progress{position:absolute;bottom:0;left:0;height:3px;background:rgba(255,255,255,.3);border-radius:0 0 8px 8px;transform-origin:left;animation:progress linear}.toast.success .toast-progress{background:#10b981}.toast.error .toast-progress{background:#ef4444}.toast.warning .toast-progress{background:#f59e0b}.toast.info .toast-progress{background:#3b82f6}@keyframes progress{0%{transform:scaleX(1)}to{transform:scaleX(0)}}@media (max-width:1024px){.product-grid{grid-template-columns:repeat(2,1fr)}}@media (max-width:768px){.breadcrumb{margin:20px 0}.product-d-detail{grid-template-columns:1fr;gap:20px}.feature-list{grid-template-columns:1fr}.action-buttons{flex-direction:column}.payment-methods{display:grid;grid-template-columns:repeat(2,1fr)}.payment-method{min-width:auto}.modal-body{grid-template-columns:1fr;gap:20px}.product-grid{grid-template-columns:1fr}.product-table-wrapper{background:0 0;border-radius:0;border:0;box-shadow:unset}.product-table thead{display:none}.product-table,.product-table tbody,.product-table td,.product-table tr{display:block;width:100%}.product-table tr{margin-bottom:20px;position:relative;border-radius:28px;background:var(--card-bg);border:1px solid var(--border-color);overflow:hidden}.product-table td{display:flex;justify-content:space-between;align-items:center;padding:14px 20px;border-radius:0!important;box-shadow:none}.product-table td:first-child::before{content:'';width:0}.product-table td::before{content:attr(data-label);font-weight:400;color:#64748b;width:40%;font-size:.9rem}.product-table td:first-child>small{display:none}.product-table td:last-child{border-bottom:none}}@media (max-width:480px){.product-d-title{font-size:1.5rem}.product-d-price{font-size:1.8rem}.spec-label{flex:0 0 120px;font-size:.9rem}.spec-value{font-size:.9rem}.description-d-title{font-size:1.3rem}.modal-content{width:95%;max-height:95vh;margin:10px}.modal-header{padding:20px}.modal-title{font-size:20px}.modal-body{padding:20px}.address-value{font-size:12px}}