@import "https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap";:root{--bg-main:#f0f4f8;--bg-card:#ffffffb3;--bg-modal:#ffffffe6;--text-primary:#1e293b;--text-secondary:#64748b;--accent-color:#3b82f6;--accent-hover:#2563eb;--success-color:#10b981;--danger-color:#ef4444;--glass-border:#ffffff80;--glass-shadow:0 8px 32px 0 #1f268712;--bg-overlay:#f0f4f8d9}body.dark-mode{--bg-main:#0f172a;--bg-card:#1e293bb3;--bg-modal:#1e293bf2;--text-primary:#f8fafc;--text-secondary:#94a3b8;--accent-color:#60a5fa;--accent-hover:#3b82f6;--glass-border:#ffffff0d;--glass-shadow:0 8px 32px 0 #0000004d;--bg-overlay:#0f172ae0}*{box-sizing:border-box;margin:0;padding:0}body{background-color:var(--bg-main);background-image:linear-gradient(var(--bg-overlay), var(--bg-overlay)), url(https://img.9954321.xyz/2026/05/西西比價背景圖-Rp5nad.webp);color:var(--text-primary);background-position:50%;background-size:cover;background-attachment:fixed;min-height:100vh;font-family:Inter,sans-serif;transition:background-color .3s;overflow-x:hidden}body:before,body:after{content:"";filter:blur(100px);z-index:-1;opacity:.5;pointer-events:none;border-radius:50%;width:50vw;height:50vw;position:fixed}body:before{background:radial-gradient(circle,#3b82f633 0%,#0000 70%);top:-20%;left:-10%}body:after{background:radial-gradient(circle,#10b98126 0%,#0000 70%);bottom:-20%;right:-10%}.app-container{max-width:1200px;margin:0 auto;padding:2rem}header{text-align:center;margin-bottom:2rem}h1{background:linear-gradient(135deg, var(--accent-color), #8b5cf6);-webkit-text-fill-color:transparent;-webkit-background-clip:text;margin-bottom:.5rem;font-size:2.5rem;font-weight:700}.subtitle{color:var(--text-secondary);font-size:1.1rem}.controls{background:var(--bg-card);-webkit-backdrop-filter:blur(10px);border:1px solid var(--glass-border);box-shadow:var(--glass-shadow);border-radius:1rem;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:1rem;margin-bottom:2rem;padding:1rem 1.5rem;display:flex}.category-filter select,.search-box input{border:1px solid var(--glass-border);color:var(--text-primary);background:#ffffff1a;border-radius:.5rem;outline:none;min-width:200px;padding:.75rem 1rem;font-size:1rem;transition:all .2s}.category-filter select option{background-color:var(--bg-modal);color:var(--text-primary)}.category-filter select:focus,.search-box input:focus{border-color:var(--accent-color);box-shadow:0 0 0 2px #3b82f633}.theme-toggle-btn{border:1px solid var(--glass-border);color:var(--text-primary);cursor:pointer;-webkit-backdrop-filter:blur(5px);background:#ffffff1a;border-radius:.5rem;justify-content:center;align-items:center;min-width:46px;padding:.75rem;transition:all .2s;display:flex}.theme-toggle-btn:hover{border-color:var(--accent-color);background:#fff3;transform:scale(1.05)}.product-grid{grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:1.5rem;display:grid}.card{background:var(--bg-card);-webkit-backdrop-filter:blur(12px);border:1px solid var(--glass-border);box-shadow:var(--glass-shadow);border-radius:1.2rem;flex-direction:column;transition:transform .3s,box-shadow .3s;display:flex;position:relative;overflow:hidden}.card:hover{transform:translateY(-5px);box-shadow:0 15px 35px #0000001a}.rank-gold{clip-path:polygon(20px 0,calc(100% - 20px) 0,100% 20px,100% calc(100% - 20px),calc(100% - 20px) 100%,20px 100%,0 calc(100% - 20px),0 20px);z-index:1;position:relative;background:linear-gradient(135deg,#bf953f,#fcf6ba,#b38728,#fbf5b7,#aa771c)!important;border:none!important;padding:3px!important;box-shadow:0 20px 40px #0006,0 0 20px #d4af3766!important}.rank-gold:before{content:"";background:var(--bg-card);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);clip-path:polygon(18px 0,calc(100% - 18px) 0,100% 18px,100% calc(100% - 18px),calc(100% - 18px) 100%,18px 100%,0 calc(100% - 18px),0 18px);z-index:-1;position:absolute;inset:3px}.rank-silver{clip-path:polygon(20px 0,100% 0,100% calc(100% - 20px),calc(100% - 20px) 100%,0 100%,0 20px);z-index:1;position:relative;background:linear-gradient(135deg,#707070,#e0e0e0,#888,#d0d0d0,#707070)!important;border:none!important;padding:2px!important;box-shadow:0 10px 25px #0003!important}.rank-silver:before{content:"";background:var(--bg-card);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);clip-path:polygon(18px 0,100% 0,100% calc(100% - 18px),calc(100% - 18px) 100%,0 100%,0 18px);z-index:-1;position:absolute;inset:2px}.rank-bronze{background-image:linear-gradient(var(--bg-overlay), var(--bg-overlay)), repeating-linear-gradient(90deg, #a0522d0d 0px, #a0522d0d 1px, transparent 1px, transparent 2px), url(https://img.9954321.xyz/2026/05/西西比價背景圖-Rp5nad.webp)!important;box-shadow:none!important;border:1px dotted sienna!important}.rank-gold .card-header,.rank-silver .card-header{border-radius:0}.card-header{background:#0000000d;justify-content:center;align-items:center;height:200px;display:flex;position:relative;overflow:hidden}.card-header img{object-fit:contain;width:100%;height:100%;padding:1rem;transition:transform .5s}.card:hover .card-header img{transform:scale(1.05)}.rank-badge{background:var(--success-color);color:#fff;z-index:2;border-radius:2rem;padding:.25rem .75rem;font-size:.85rem;font-weight:600;position:absolute;top:1rem;left:1rem;box-shadow:0 4px 10px #10b9814d}.category-badge{color:#fff;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);background:#0009;border-radius:.5rem;padding:.25rem .5rem;font-size:.75rem;position:absolute;bottom:1rem;right:1rem}.card-body{flex-direction:column;flex:1;padding:1.5rem;display:flex}.product-name{color:var(--text-primary);margin-bottom:.5rem;font-size:1.2rem;font-weight:600}.store-name{color:var(--text-secondary);align-items:center;gap:.4rem;margin-bottom:1rem;font-size:.9rem;display:flex}.price-details{border:1px solid var(--glass-border);background:#00000008;border-radius:.8rem;margin-top:auto;padding:1rem}.price-row{justify-content:space-between;margin-bottom:.5rem;font-size:.95rem;display:flex}.price-row.highlight{border-top:1px solid var(--glass-border);color:var(--accent-color);margin-top:.5rem;margin-bottom:0;padding-top:.5rem;font-size:1.1rem;font-weight:700}.edit-btn{cursor:pointer;width:32px;height:32px;color:var(--text-primary);z-index:2;background:#fffc;border:none;border-radius:50%;justify-content:center;align-items:center;transition:all .2s;display:flex;position:absolute;top:1rem;right:1rem;box-shadow:0 2px 5px #0000001a}.edit-btn:hover{background:var(--accent-color);color:#fff}.modal-overlay{-webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px);z-index:100;background:#0006;justify-content:center;align-items:center;animation:.3s fadeIn;display:flex;position:fixed;inset:0}.modal-content{background:var(--bg-modal);border:1px solid var(--glass-border);border-radius:1.5rem;width:100%;max-width:450px;padding:2rem;animation:.3s slideUp;box-shadow:0 25px 50px -12px #00000080}.modal-content h2{margin-bottom:1.5rem}.form-group{margin-bottom:1rem}.form-group label{color:var(--text-secondary);margin-bottom:.5rem;font-size:.9rem;display:block}.form-group input{border:1px solid var(--glass-border);width:100%;color:var(--text-primary);background:#ffffff0d;border-radius:.5rem;outline:none;padding:.75rem;font-size:1rem}.form-group input:focus{border-color:var(--accent-color)}.modal-actions{justify-content:flex-end;gap:1rem;margin-top:2rem;display:flex}.btn{cursor:pointer;border:none;border-radius:.5rem;padding:.75rem 1.5rem;font-weight:600;transition:all .2s}.btn-cancel{color:var(--text-secondary);background:0 0}.btn-cancel:hover{background:#0000000d}.btn-save{background:var(--accent-color);color:#fff}.btn-save:hover{background:var(--accent-hover)}.loading,.error-msg{text-align:center;color:var(--text-secondary);padding:3rem;font-size:1.2rem}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes slideUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}@media (width<=768px){.app-container{padding:1rem}h1{font-size:2rem}.controls{flex-direction:column;align-items:stretch;padding:1rem}.category-filter select,.search-box input{width:100%;min-width:0}.search-box{flex-direction:column}.search-box .btn-save{justify-content:center;width:100%}.product-grid{grid-template-columns:1fr}.modal-content{border-radius:1rem;width:calc(100% - 2rem);margin:1rem;padding:1.5rem}.form-group label{margin-bottom:.25rem}}