:root{--primary-color: #0066ff;--primary-rgb: 0, 102, 255;--primary-hover: #0052cc;--primary-light: rgba(0, 102, 255, .08);--primary-glow: rgba(0, 102, 255, .3);--bg-gradient: linear-gradient(135deg, #f4f7fc 0%, #eef2f9 100%);--card-bg: #ffffff;--text-main: #1e293b;--text-muted: #64748b;--text-light: #94a3b8;--border-color: #e2e8f0;--border-light: #f1f5f9;--success: #10b981;--success-light: rgba(16, 185, 129, .1);--danger: #ef4444;--danger-light: rgba(239, 68, 68, .1);--desktop-bg: #0b1329;--transition-fast: .2s cubic-bezier(.4, 0, .2, 1);--transition-normal: .3s cubic-bezier(.4, 0, .2, 1);--transition-slow: .4s cubic-bezier(.4, 0, .2, 1);--shadow-sm: 0 2px 8px rgba(0, 0, 0, .04);--shadow-md: 0 8px 24px rgba(15, 23, 42, .08);--shadow-lg: 0 16px 36px rgba(15, 23, 42, .15);--safe-bottom: env(safe-area-inset-bottom, 0px)}*{margin:0;padding:0;box-sizing:border-box;-webkit-tap-highlight-color:transparent;font-family:Plus Jakarta Sans,Noto Sans SC,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif}body{background-color:var(--desktop-bg);color:var(--text-main);overflow:hidden;height:100vh;width:100vw}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--text-light);border-radius:4px}::-webkit-scrollbar-thumb:hover{background:var(--text-muted)}.desktop-wrapper{display:flex;width:100%;height:100vh;background:radial-gradient(circle at 10% 20%,rgba(0,102,255,.15) 0%,transparent 40%),radial-gradient(circle at 90% 80%,rgba(0,82,204,.1) 0%,transparent 50%),#070d19}.desktop-info{flex:1;display:flex;flex-direction:column;justify-content:center;padding:5% 5% 5% 8%;color:#fff;z-index:10}.brand-header{display:flex;align-items:center;gap:16px;margin-bottom:24px}.brand-logo{width:54px;height:54px;border-radius:16px;background:linear-gradient(135deg,var(--primary-color) 0%,#0099ff 100%);display:flex;align-items:center;justify-content:center;box-shadow:0 8px 20px var(--primary-glow)}.logo-icon{width:28px;height:28px;color:#fff}.brand-meta h1{font-size:24px;font-weight:700;letter-spacing:.5px}.badge{font-size:11px;font-weight:600;padding:2px 8px;border-radius:20px;background:#ffffff26;color:#a5b4fc}.brand-desc{font-size:16px;color:#94a3b8;line-height:1.6;max-width:480px;margin-bottom:40px}.info-cards{display:grid;grid-template-columns:1fr 1fr;gap:20px;max-width:520px;margin-bottom:40px}.info-card{background:#ffffff08;border:1px solid rgba(255,255,255,.06);border-radius:16px;padding:20px;transition:var(--transition-normal)}.info-card:hover{background:#ffffff0f;border-color:#0066ff4d;transform:translateY(-2px)}.card-icon{color:var(--primary-color);width:24px;height:24px;margin-bottom:12px}.info-card h3{font-size:15px;font-weight:600;margin-bottom:8px;color:#f8fafc}.info-card p{font-size:13px;color:#64748b;line-height:1.5}.desktop-actions{display:flex;align-items:center;gap:32px}.qr-code-box{display:flex;align-items:center;gap:16px;background:#ffffff05;border:1px solid rgba(255,255,255,.05);padding:12px 18px;border-radius:16px}#demo-qr{width:64px;height:64px;background:#fff;border-radius:8px;display:flex;align-items:center;justify-content:center;padding:4px}.qr-text h4{font-size:13px;font-weight:600;color:#f8fafc;margin-bottom:4px}.qr-text p{font-size:11px;color:#64748b}.mobile-frame-container{display:flex;align-items:center;justify-content:center;padding-right:10%;flex:1}.mobile-device{position:relative;width:390px;height:820px;background:#000;border:12px solid #1e293b;border-radius:48px;box-shadow:var(--shadow-lg),0 0 0 4px #ffffff0d;overflow:hidden}.device-notch{position:absolute;top:0;left:50%;transform:translate(-50%);width:140px;height:24px;background:#000;border-bottom-left-radius:16px;border-bottom-right-radius:16px;z-index:999}.device-screen{position:relative;width:100%;height:100%;background:var(--bg-gradient);border-radius:36px;overflow:hidden}.floating-toggle-btn{position:fixed;bottom:24px;right:24px;width:54px;height:54px;border-radius:50%;background:var(--primary-color);color:#fff;border:none;box-shadow:0 4px 16px var(--primary-glow);display:none;align-items:center;justify-content:center;z-index:10000;cursor:pointer;transition:var(--transition-normal)}.floating-toggle-btn:active{transform:scale(.9)}.h5-viewport{position:absolute;top:0;left:0;width:100%;height:100%;display:flex;flex-direction:column;background:var(--bg-gradient);opacity:0;pointer-events:none;transition:opacity var(--transition-normal);z-index:100}.admin-viewport{position:absolute;top:0;left:0;width:100%;height:100%;display:flex;flex-direction:column;background:#f8fafc;opacity:0;pointer-events:none;transition:opacity var(--transition-normal);z-index:200;color:var(--text-main)}.active{opacity:1;pointer-events:auto}.app-header{position:sticky;top:0;display:flex;align-items:center;justify-content:space-between;padding:16px 20px;background:#ffffffd9;backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border-bottom:1px solid var(--border-light);z-index:500}.logo-text{font-size:20px;font-weight:800;color:var(--text-main);letter-spacing:-.5px}.text-gradient{background:linear-gradient(135deg,var(--primary-color) 0%,#00aaff 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent}.icon-btn{width:38px;height:38px;border-radius:50%;border:none;background:var(--border-light);color:var(--text-main);display:flex;align-items:center;justify-content:center;cursor:pointer;transition:var(--transition-fast)}.icon-btn:active{transform:scale(.92);background:var(--border-color)}.icon-btn i,.icon-btn svg{width:18px;height:18px}.search-bar-container{padding:10px 16px;background:#fff;border-bottom:1px solid var(--border-light);transition:all var(--transition-normal)}.search-bar-container.hidden{display:none}.search-input-wrapper{position:relative;display:flex;align-items:center;width:100%}.search-input-icon{position:absolute;left:14px;width:16px;height:16px;color:var(--text-light)}.search-input-wrapper input{width:100%;padding:10px 16px 10px 38px;border-radius:12px;border:1px solid var(--border-color);outline:none;font-size:13px;background:var(--border-light);transition:var(--transition-fast)}.search-input-wrapper input:focus{border-color:var(--primary-color);background:#fff;box-shadow:0 0 0 3px var(--primary-light)}.clear-btn{position:absolute;right:12px;border:none;background:transparent;color:var(--text-light);cursor:pointer}.clear-btn i,.clear-btn svg{width:16px;height:16px}.app-main{flex:1;overflow-y:auto;padding-bottom:74px}.banner-section{position:relative;margin:16px;border-radius:20px;overflow:hidden;height:150px;box-shadow:var(--shadow-sm)}.banner-slider{width:100%;height:100%}.banner-slide{position:absolute;top:0;left:0;width:100%;height:100%;opacity:0;display:flex;flex-direction:column;justify-content:center;padding:24px;color:#fff;transition:opacity var(--transition-slow)}.banner-slide.active{opacity:1;z-index:10}.banner-tag{align-self:flex-start;font-size:10px;font-weight:600;background:#fff3;padding:2px 8px;border-radius:10px;margin-bottom:8px}.banner-slide h2{font-size:18px;font-weight:700;margin-bottom:4px}.banner-slide p{font-size:12px;color:#fffc}.banner-dots{position:absolute;bottom:12px;left:50%;transform:translate(-50%);display:flex;gap:6px;z-index:20}.banner-dot{width:6px;height:6px;border-radius:50%;background:#fff6;cursor:pointer;transition:var(--transition-fast)}.banner-dot.active{width:16px;border-radius:3px;background:#fff}.banner-arrows{position:absolute;top:50%;left:0;right:0;transform:translateY(-50%);display:flex;justify-content:space-between;padding:0 10px;pointer-events:none;z-index:20}.banner-arrow{pointer-events:all;background:#00000059;border:none;color:#fff;font-size:28px;line-height:1;width:36px;height:36px;border-radius:50%;display:flex;align-items:center;justify-content:center;cursor:pointer;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);transition:background .2s;flex-shrink:0;padding:0}.banner-arrow:hover{background:#0009}.category-section{padding:0 16px;margin-bottom:20px}.category-tabs{display:flex;gap:10px;overflow-x:auto;padding-bottom:6px;scrollbar-width:none}.category-tabs::-webkit-scrollbar{display:none}.category-tab{white-space:nowrap;padding:8px 16px;border-radius:20px;background:var(--card-bg);border:1px solid var(--border-light);color:var(--text-muted);font-size:12px;font-weight:500;cursor:pointer;transition:var(--transition-fast);flex-shrink:0;touch-action:manipulation;-webkit-user-select:none;user-select:none}.category-tab.active{background:var(--primary-color);color:#fff;border-color:var(--primary-color);box-shadow:0 4px 12px var(--primary-glow)}.products-section{padding:0 16px}.section-title{display:flex;flex-direction:column;margin-bottom:14px}.section-title h2{font-size:16px;font-weight:700;color:var(--text-main)}.section-title 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svg{width:14px;height:14px}.app-nav{position:absolute;bottom:0;left:0;width:100%;height:58px;background:#ffffffd9;backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border-top:1px solid var(--border-light);display:flex;justify-content:space-around;align-items:center;padding-bottom:var(--safe-bottom);z-index:500}.nav-item{display:flex;flex-direction:column;align-items:center;justify-content:center;color:var(--text-muted);text-decoration:none;font-size:10px;font-weight:500;gap:2px;flex:1;transition:var(--transition-fast)}.nav-item i,.nav-item svg{width:20px;height:20px}.nav-item.active{color:var(--primary-color)}.empty-state{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:40px 20px;text-align:center;color:var(--text-muted)}.empty-state i,.empty-state svg{width:48px;height:48px;color:var(--text-light);margin-bottom:12px}.empty-state 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var(--primary-color);color:var(--text-main)}.detail-desc-text{font-size:13px;color:var(--text-muted);line-height:1.6;white-space:pre-line}.specs-table{width:100%;border-collapse:collapse}.specs-table tr{border-bottom:1px solid var(--border-light)}.specs-table tr:last-child{border-bottom:none}.specs-table td{padding:10px 0;font-size:12px}.specs-label{width:35%;color:var(--text-light);font-weight:500}.specs-val{color:var(--text-main);font-weight:500}.panel-footer{position:absolute;bottom:0;left:0;width:100%;background:#fff;border-top:1px solid var(--border-light);padding:12px 16px 20px;display:flex;gap:12px;z-index:10}.bottom-sheet{position:absolute;top:0;left:0;width:100%;height:100%;z-index:1000;pointer-events:none;visibility:hidden;transition:visibility var(--transition-normal)}.bottom-sheet.show{pointer-events:auto;visibility:visible}.sheet-overlay{position:absolute;top:0;left:0;width:100%;height:100%;background:#0f172a99;-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px);opacity:0;transition:opacity var(--transition-normal)}.bottom-sheet.show .sheet-overlay{opacity:1}.sheet-content{position:absolute;bottom:0;left:0;width:100%;background:#fff;border-top-left-radius:24px;border-top-right-radius:24px;transform:translateY(100%);transition:transform var(--transition-normal);box-shadow:0 -10px 30px #00000026;max-height:85%;display:flex;flex-direction:column}.bottom-sheet.show .sheet-content{transform:translateY(0)}.sheet-header{display:flex;align-items:center;justify-content:space-between;padding:16px 20px;border-bottom:1px solid var(--border-light)}.sheet-header h3{font-size:15px;font-weight:700}.close-btn{background:transparent;border:none;color:var(--text-light);cursor:pointer}.close-btn i,.close-btn svg{width:20px;height:20px}.sheet-body{flex:1;overflow-y:auto;padding:20px}.selected-product-preview{display:flex;gap:12px;background:var(--border-light);padding:12px;border-radius:12px;margin-bottom:20px}.preview-img{width:54px;height:54px;border-radius:8px;object-fit:cover;background:#fff}.preview-info h4{font-size:13px;font-weight:700;margin-bottom:4px;color:var(--text-main)}.preview-info .preview-price{font-size:12px;font-weight:600;color:var(--primary-color)}.modern-form{display:flex;flex-direction:column;gap:16px}.form-group{display:flex;flex-direction:column;gap:6px}.form-group label{font-size:12px;font-weight:600;color:var(--text-muted)}.required{color:var(--danger)}.modern-form input,.modern-form select,.modern-form textarea{width:100%;padding:10px 14px;border-radius:10px;border:1px solid var(--border-color);outline:none;font-size:13px;background:#fafafa;transition:var(--transition-fast)}.modern-form input:focus,.modern-form select:focus,.modern-form textarea:focus{border-color:var(--primary-color);background:#fff;box-shadow:0 0 0 3px var(--primary-light)}.form-row{display:grid;grid-template-columns:1fr 1fr;gap:12px}.dialog-overlay{position:absolute;top:0;left:0;width:100%;height:100%;background:#0f172ab3;-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px);display:flex;align-items:center;justify-content:center;padding:20px;z-index:1200;transition:opacity var(--transition-normal)}.dialog-overlay.hidden{display:none}.dialog-box{background:#fff;border-radius:20px;width:100%;max-width:320px;box-shadow:var(--shadow-lg);overflow:hidden}.dialog-box.wide-dialog{max-width:600px}.dialog-header{display:flex;align-items:center;justify-content:space-between;padding:16px 20px;border-bottom:1px solid var(--border-light)}.dialog-header h3{font-size:14px;font-weight:700}.dialog-body{padding:20px}.qr-container{display:flex;justify-content:center;margin-bottom:12px}.qr-container img{width:160px;height:160px;border:1px solid var(--border-color);border-radius:12px;padding:8px}.qr-tip{font-size:11px;color:var(--text-muted);text-align:center;margin-bottom:16px}.shop-wechat-id-box{display:flex;align-items:center;justify-content:space-between;background:var(--border-light);padding:10px 14px;border-radius:10px;font-size:12px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font-size:13px;font-weight:600;padding:11px 20px;border-radius:12px;border:none;cursor:pointer;transition:var(--transition-fast);text-decoration:none}.btn:active{transform:scale(.96)}.btn-primary{background:var(--primary-color);color:#fff}.btn-primary:hover{background:var(--primary-hover)}.btn-secondary{background:var(--border-light);color:var(--text-main)}.btn-secondary:hover{background:var(--border-color)}.btn-glow{box-shadow:0 4px 14px var(--primary-glow)}.btn-glow:hover{box-shadow:0 6px 18px var(--primary-glow)}.btn-block{width:100%}.btn-sm{padding:8px 14px;font-size:12px;border-radius:8px}.btn-danger-outline{background:transparent;color:var(--danger);border:1px solid var(--danger)}.btn-danger-outline:hover{background:var(--danger-light)}.btn-danger-sm{background:var(--danger-light);color:var(--danger);padding:6px 10px;font-size:11px;border-radius:6px}.btn-danger-sm:hover{background:var(--danger);color:#fff}.divider{display:flex;align-items:center;text-align:center;color:var(--text-light);font-size:11px;font-weight:500;margin:16px 0}.divider:before,.divider:after{content:"";flex:1;border-bottom:1px solid var(--border-light)}.divider:not(:empty):before{margin-right:12px}.divider:not(:empty):after{margin-left:12px}.contact-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}.contact-card{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;padding:12px 6px;background:var(--border-light);border-radius:12px;text-decoration:none;font-size:10px;font-weight:600;color:var(--text-main);transition:var(--transition-fast);cursor:pointer}.contact-card:hover{background:var(--border-color);transform:translateY(-1px)}.contact-card i,.contact-card svg{width:22px;height:22px}.whatsapp-color{color:#25d366}.email-color{color:#ea4335}.wechat-color{color:#07c160}.cursor-pointer{cursor:pointer}.admin-header{display:flex;align-items:center;justify-content:space-between;padding:16px 24px;background:#fff;border-bottom:1px solid var(--border-color);height:64px}.admin-header-title{display:flex;align-items:center;gap:8px}.admin-header-title h2{font-size:16px;font-weight:700}.spin-icon{animation:spin 8s linear infinite;color:var(--primary-color);width:20px;height:20px}@keyframes spin{to{transform:rotate(360deg)}}.admin-layout{display:flex;flex:1;height:calc(100% - 64px);overflow:hidden}.admin-sidebar{width:200px;background:#fff;border-right:1px solid var(--border-color);display:flex;flex-direction:column;padding:12px 8px;gap:4px}.admin-tab-btn{display:flex;align-items:center;gap:12px;padding:12px 16px;border:none;background:transparent;color:var(--text-muted);font-size:13px;font-weight:600;border-radius:10px;cursor:pointer;transition:var(--transition-fast);text-align:left;position:relative}.admin-tab-btn i{width:18px;height:18px}.admin-tab-btn:hover{background:var(--border-light);color:var(--text-main)}.admin-tab-btn.active{background:var(--primary-light);color:var(--primary-color)}.badge-danger{position:absolute;right:12px;background:var(--danger);color:#fff;font-size:10px;padding:2px 6px;border-radius:10px}.badge-danger.hidden{display:none}.admin-main{flex:1;background:#f8fafc;padding:24px;overflow-y:auto}.admin-tab-content{display:none;flex-direction:column;height:100%}.admin-tab-content.active{display:flex}.admin-actions-bar{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px}.admin-actions-bar h3{font-size:15px;font-weight:700}.admin-list-container{background:#fff;border-radius:14px;border:1px solid var(--border-color);box-shadow:var(--shadow-sm);overflow-x:auto;flex:1}.admin-table{width:100%;border-collapse:collapse;text-align:left;font-size:13px}.admin-table th,.admin-table td{padding:14px 18px;border-bottom:1px solid var(--border-light)}.admin-table th{background:#fafafa;font-weight:700;color:var(--text-muted)}.admin-table tr:last-child td{border-bottom:none}.admin-table img{width:40px;height:40px;border-radius:6px;object-fit:cover;background:#f8fafc}.table-actions{display:flex;gap:8px}.admin-table-product-info{display:flex;align-items:center;gap:12px}.admin-table-product-title{font-weight:600;color:var(--text-main)}.admin-table-product-desc{font-size:11px;color:var(--text-light)}.admin-inquiry-notes{max-width:250px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;color:var(--text-muted)}.inquiry-date{font-size:11px;color:var(--text-light)}.form-actions{display:flex;justify-content:flex-end;gap:12px;margin-top:10px}.toast-container{position:absolute;top:20px;left:50%;transform:translate(-50%);z-index:2000;display:flex;flex-direction:column;gap:10px;pointer-events:none}.toast{background:#0f172ae6;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);color:#fff;padding:10px 18px;border-radius:30px;font-size:12px;font-weight:600;display:flex;align-items:center;gap:8px;box-shadow:var(--shadow-md);opacity:0;transform:translateY(-20px);animation:toastIn .3s forwards,toastOut .3s 2.2s forwards}@keyframes toastIn{to{opacity:1;transform:translateY(0)}}@keyframes toastOut{to{opacity:0;transform:translateY(-20px)}}.toast-success i,.toast-success svg{color:var(--success)}.toast-error i,.toast-error svg{color:var(--danger)}.toast-info i,.toast-info svg{color:var(--primary-color)}@media (max-width: 900px){body,html{overflow-y:auto!important;height:auto!important}.desktop-wrapper{display:block!important;height:auto!important;min-height:100vh;background:#f8fafc!important}.desktop-info{display:none!important}.mobile-frame-container{padding-right:0!important;width:100%!important;height:auto!important;display:block!important}.mobile-device{position:static!important;width:100%!important;height:auto!important;min-height:100vh;border:none!important;border-radius:0!important;box-shadow:none!important;display:block!important;overflow:visible!important}.device-screen{position:relative!important;width:100%!important;height:auto!important;min-height:100vh;border-radius:0!important;display:block!important;overflow:visible!important;background:#f8fafc!important}.device-notch{display:none!important}.h5-viewport,.admin-viewport{position:relative!important;width:100%!important;height:auto!important;min-height:100vh;display:none;overflow:visible!important}.h5-viewport.active,.admin-viewport.active{display:flex!important}.app-main{flex:none!important;height:auto!important;overflow-y:visible!important;padding-bottom:84px!important}.app-nav{position:fixed!important;bottom:0!important;left:0!important;width:100%!important;height:58px!important;z-index:1000!important;padding-bottom:env(safe-area-inset-bottom)!important}.detail-panel{position:fixed!important;top:0!important;left:0!important;width:100%!important;height:100%!important;z-index:2000!important}.bottom-sheet{position:fixed!important;top:0!important;left:0!important;width:100%!important;height:100%!important;z-index:3000!important}.dialog-overlay{position:fixed!important;z-index:4000!important}.floating-toggle-btn,#btn-to-admin-nav{display:none!important}.admin-layout{flex-direction:column}.admin-sidebar{width:100%;height:auto;flex-direction:row;border-right:none;border-bottom:1px solid var(--border-color);padding:6px;overflow-x:auto}.admin-tab-btn{padding:8px 12px;font-size:12px;white-space:nowrap}.admin-main{padding:16px}}#btn-to-admin-nav{display:none!important}.admin-login-box{flex:1;display:flex;align-items:center;justify-content:center;background:#f1f5f9;padding:24px}.admin-login-box.hidden{display:none!important}.login-card{background:#fff;border-radius:20px;width:100%;max-width:350px;padding:32px 24px;box-shadow:var(--shadow-md);border:1px solid var(--border-color);text-align:center;display:flex;flex-direction:column;align-items:center}.login-icon{width:48px;height:48px;color:var(--primary-color);background:var(--primary-light);padding:10px;border-radius:50%;margin-bottom:16px}.login-card h3{font-size:16px;font-weight:700;margin-bottom:6px;color:var(--text-main)}.login-card p{font-size:12px;color:var(--text-muted);margin-bottom:24px}body.admin-mode .desktop-info{display:none!important}body.admin-mode .mobile-frame-container{padding-right:0!important;width:100%!important;height:100vh!important;flex:1!important;display:block!important}body.admin-mode .mobile-device{position:static!important;width:100%!important;height:100%!important;border:none!important;border-radius:0!important;box-shadow:none!important;display:block!important;overflow:visible!important}body.admin-mode .device-screen{position:relative!important;width:100%!important;height:100%!important;border-radius:0!important;display:block!important;overflow:visible!important}body.admin-mode .device-notch{display:none!important}body.admin-mode .admin-viewport{position:relative!important;width:100%!important;height:100vh!important}.form-tip{display:block;font-size:11px;color:var(--text-muted);margin-top:4px;line-height:1.4}