:root{--bg: #0f0f1a;--bg-card: #1a1a2e;--bg-input: #16213e;--text: #e0e0e0;--text-dim: #8a8a9a;--accent: #4ecdc4;--accent-hover: #45b7aa;--danger: #e74c3c;--border: #2a2a4a;--radius: 12px;--shadow: 0 2px 8px rgba(0, 0, 0, .3)}@media (prefers-color-scheme: light){:root{--bg: #f5f5f5;--bg-card: #ffffff;--bg-input: #f0f0f0;--text: #1a1a2e;--text-dim: #6a6a7a;--accent: #00b4a6;--accent-hover: #009688;--danger: #e74c3c;--border: #e0e0e0;--shadow: 0 2px 8px rgba(0, 0, 0, .08)}}*{margin:0;padding:0;box-sizing:border-box}html,body{height:100%;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background:var(--bg);color:var(--text);-webkit-font-smoothing:antialiased;overscroll-behavior:none}#root{height:100%}.page{min-height:100%;padding:16px 16px 100px}.loading{display:flex;align-items:center;justify-content:center}.spinner{width:36px;height:36px;border:3px solid var(--border);border-top-color:var(--accent);border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.app-header{text-align:center;margin-bottom:24px}.app-title{font-size:28px;font-weight:800;letter-spacing:4px;color:var(--accent)}.app-subtitle{color:var(--text-dim);font-size:14px;margin-top:4px}.search-bar{margin-bottom:12px}.search-input{width:100%;padding:12px 16px;border:1px solid var(--border);border-radius:var(--radius);background:var(--bg-input);color:var(--text);font-size:16px;outline:none;transition:border-color .2s}.search-input:focus{border-color:var(--accent)}.sort-bar{margin-bottom:16px}.sort-select{padding:8px 12px;border:1px solid var(--border);border-radius:8px;background:var(--bg-input);color:var(--text);font-size:14px}.cards-list{display:flex;flex-direction:column;gap:8px}.card-item{display:flex;align-items:center;gap:12px;padding:12px 16px;background:var(--bg-card);border-radius:var(--radius);box-shadow:var(--shadow);cursor:pointer;transition:transform .1s}.card-item:active{transform:scale(.98)}.card-item-icon{width:44px;height:44px;border-radius:10px;display:flex;align-items:center;justify-content:center;color:#fff;font-weight:700;font-size:18px;flex-shrink:0}.card-item-info{flex:1;min-width:0}.card-item-name{font-weight:600;font-size:15px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.card-item-type{font-size:12px;color:var(--text-dim);margin-top:2px}.card-item-fav{background:none;border:none;font-size:20px;color:var(--text-dim);cursor:pointer;padding:4px 8px;transition:color .2s}.card-item-fav.active{color:#f1c40f}.fab{position:fixed;bottom:80px;right:20px;width:56px;height:56px;border-radius:50%;background:var(--accent);color:#fff;font-size:28px;display:flex;align-items:center;justify-content:center;text-decoration:none;box-shadow:0 4px 12px #4ecdc466;transition:transform .2s}.fab:active{transform:scale(.9)}.pos-button{position:fixed;bottom:20px;right:20px;padding:12px 20px;border-radius:var(--radius);background:var(--bg-card);color:var(--accent);font-size:14px;font-weight:600;text-decoration:none;box-shadow:var(--shadow);border:1px solid var(--border)}.empty-state{text-align:center;padding:60px 20px;color:var(--text-dim)}.empty-state p:first-child{font-size:18px;font-weight:600;margin-bottom:8px}.barcode-screen{display:flex;flex-direction:column;min-height:100vh;background:#fff;padding:0}@media (prefers-color-scheme: dark){.barcode-screen{background:#fff}}.barcode-header{display:flex;align-items:center;justify-content:space-between;padding:12px 16px;background:#fff}.back-button,.edit-button{background:none;border:none;font-size:16px;color:#333;cursor:pointer;padding:8px}.barcode-store-name{font-size:16px;font-weight:600;color:#333}.barcode-display{flex:1;display:flex;align-items:center;justify-content:center;padding:20px;background:#fff}.barcode-container{display:flex;flex-direction:column;align-items:center;justify-content:center}.barcode-main svg{max-width:100%;height:auto}.barcode-footer{text-align:center;padding:16px;background:#fff}.barcode-number{font-size:14px;color:#666;font-family:monospace;letter-spacing:1px}.barcode-type-label{font-size:12px;color:#999;margin-top:4px}.app-link-button{margin-top:16px;padding:12px 24px;background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;border:none;border-radius:10px;font-size:14px;font-weight:600;cursor:pointer;box-shadow:0 4px 12px #667eea66;transition:transform .2s,box-shadow .2s}.app-link-button:active{transform:scale(.96);box-shadow:0 2px 6px #667eea66}.app-link-button:hover{box-shadow:0 6px 16px #667eea80}.barcode-card{background:#fff;border-radius:20px;box-shadow:0 8px 32px #0000001a;padding:24px;max-width:400px;width:100%}.barcode-card-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px}.barcode-store-badge{display:flex;align-items:center;gap:12px}.barcode-store-logo{width:56px;height:56px;border-radius:16px;display:flex;align-items:center;justify-content:center;box-shadow:0 4px 12px #00000026}.barcode-store-logo svg{width:56px;height:56px}.barcode-store-info h3{font-size:18px;font-weight:700;color:#1a1a2e;margin:0}.barcode-store-info span{font-size:13px;color:#666}.page-header{display:flex;align-items:center;gap:12px;margin-bottom:24px}.page-header h2{font-size:20px}.add-mode-select{display:flex;flex-direction:column;gap:12px}.mode-button{display:flex;align-items:center;gap:12px;padding:16px 20px;background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);color:var(--text);font-size:16px;cursor:pointer;transition:border-color .2s}.mode-button:hover{border-color:var(--accent)}.mode-icon{font-size:24px}.camera-view{display:flex;flex-direction:column;align-items:center;gap:16px}.camera-video{width:100%;max-height:400px;border-radius:var(--radius);background:#000}.camera-hint{color:var(--text-dim);font-size:14px}.cancel-button{padding:10px 20px;background:var(--danger);color:#fff;border:none;border-radius:8px;font-size:14px;cursor:pointer}.add-form{display:flex;flex-direction:column;gap:16px}.form-group{display:flex;flex-direction:column;gap:6px}.form-group label{font-size:14px;font-weight:600;color:var(--text-dim)}.form-input{padding:12px 16px;border:1px solid var(--border);border-radius:8px;background:var(--bg-input);color:var(--text);font-size:16px;outline:none}.form-input:focus{border-color:var(--accent)}.save-button{padding:14px;background:var(--accent);color:#fff;border:none;border-radius:var(--radius);font-size:16px;font-weight:600;cursor:pointer;transition:background 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.1s}.pos-card-button:active{transform:scale(.95)}.pos-card-icon{width:48px;height:48px;border-radius:12px;display:flex;align-items:center;justify-content:center;color:#fff;font-weight:700;font-size:20px}.pos-card-name{font-size:13px;text-align:center}.login-page{display:flex;align-items:center;justify-content:center;min-height:100vh;padding:20px}.login-card{width:100%;max-width:360px;padding:40px 24px;background:var(--bg-card);border-radius:var(--radius);box-shadow:var(--shadow);text-align:center}.login-title{font-size:32px;font-weight:800;letter-spacing:4px;color:var(--accent);margin-bottom:8px}.login-subtitle{color:var(--text-dim);font-size:14px;margin-bottom:32px}.header-top{display:flex;align-items:center;justify-content:space-between}.logout-button{background:none;border:1px solid var(--border);border-radius:8px;color:var(--text-dim);font-size:12px;padding:6px 12px;cursor:pointer;transition:all .2s}.logout-button:hover{border-color:var(--danger);color:var(--danger)}.store-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;padding:16px 0}.store-item{display:flex;flex-direction:column;align-items:center;gap:8px;background:none;border:none;cursor:pointer;padding:8px;border-radius:var(--radius);transition:all .2s}.store-item:hover{background:var(--bg-input)}.store-logo{width:56px;height:56px;border-radius:16px;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:18px;box-shadow:0 2px 8px #0003}.store-logo-custom{background:var(--bg-input);color:var(--text-dim);font-size:24px;border:2px dashed 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15px);min-width:80px}.store-item-7:hover{background:var(--bg-input);transform:translateY(-2px)}.store-logo-7{width:72px;height:72px;border-radius:20px;display:flex;align-items:center;justify-content:center;box-shadow:0 4px 12px #0000004d;overflow:hidden}.store-logo-7 svg{width:72px;height:72px}.store-name-7{font-size:12px;color:var(--text);text-align:center;font-weight:500}.custom-store-btn{display:block;width:100%;padding:14px;margin-top:12px;background:var(--bg-input);border:2px dashed var(--border);border-radius:12px;color:var(--text-dim);font-size:14px;cursor:pointer;transition:all .2s}.custom-store-btn:hover{border-color:var(--accent);color:var(--accent)}.selected-store-7{display:flex;align-items:center;gap:14px;padding:14px;background:var(--bg-input);border-radius:16px;margin-bottom:20px}.store-logo-selected{width:48px;height:48px;border-radius:14px;display:flex;align-items:center;justify-content:center;flex-shrink:0;overflow:hidden}.store-logo-selected svg{width:48px;height:48px}.store-name-selected{font-size:16px;font-weight:600;color:var(--text);flex:1}.change-store-btn{background:none;border:1px solid var(--border);border-radius:8px;color:var(--accent);font-size:13px;padding:6px 14px;cursor:pointer;transition:all .2s}.change-store-btn:hover{background:var(--accent);color:#fff}