body{background-color:var(--color-background);display:flex;justify-content:center;align-items:center;min-height:100vh;margin:0;padding:0}.front-page{text-align:center;padding:var(--spacing-md);max-width:800px;width:100%}.header{color:var(--color-text);padding:var(--spacing-lg) 0;margin-bottom:var(--spacing-lg);position:relative}.header-language-selector{position:absolute;right:var(--spacing-sm);top:var(--spacing-lg)}.title{margin:0;font-size:var(--font-size-title);font-weight:700}.description{font-size:var(--font-size-body);color:var(--color-text-secondary);margin-top:var(--spacing-sm)}.nav{margin:var(--spacing-md) 0}.tool-list{list-style:none;padding:0;display:grid;grid-template-columns:1fr;gap:var(--spacing-md)}.tool-item{margin:0;border-radius:12px;overflow:hidden;background-color:var(--color-card-background);box-shadow:0 2px 10px var(--color-card-shadow);transition:transform .2s ease,box-shadow .2s ease}.tool-item:hover{transform:translateY(-2px);box-shadow:0 4px 16px var(--color-card-shadow)}.tool-link{display:flex;align-items:center;padding:var(--spacing-md);color:var(--color-text);font-weight:600;width:100%;box-sizing:border-box;text-decoration:none}.tool-link.soon{color:var(--color-text-secondary);cursor:not-allowed}.icon{display:flex;align-items:center;justify-content:center;width:40px;height:40px;margin-right:var(--spacing-sm);border-radius:10px;background-color:var(--color-primary);color:#fff;font-size:1.2em;flex-shrink:0}.soon .icon{background-color:var(--color-text-secondary);opacity:.7}.tool-info{display:flex;flex-direction:column;align-items:flex-start;flex-grow:1}.tool-name{font-size:var(--font-size-subtitle);display:block;text-align:left}.soon-badge{font-size:var(--font-size-small);color:var(--color-text-secondary);margin-top:var(--spacing-xs);display:flex;align-items:center;gap:4px}@media (min-width: 640px){.tool-list{grid-template-columns:repeat(2,1fr)}}@media (min-width: 768px){.front-page{padding:var(--spacing-lg)}}.qr-reader-container{max-width:800px;width:100%;margin:0 auto;padding:var(--spacing-md);display:flex;flex-direction:column;min-height:100vh}.qr-reader-header{display:flex;align-items:center;padding-bottom:var(--spacing-md);border-bottom:1px solid var(--color-border);margin-bottom:var(--spacing-md);position:relative}.qr-reader-header h1{flex-grow:1;text-align:center;font-size:var(--font-size-title);margin:0}.back-button{display:flex;align-items:center;gap:var(--spacing-xs);font-size:var(--font-size-body);font-weight:500;color:var(--color-primary);text-decoration:none}.header-controls{display:none}.header-language-selector{position:absolute;right:0}.qr-reader-content{display:flex;flex-direction:column;gap:var(--spacing-md);flex-grow:1}.instruction-card{background-color:var(--color-card-background);border-radius:12px;padding:var(--spacing-md);box-shadow:0 2px 10px var(--color-card-shadow);text-align:center}.icon-container{display:flex;justify-content:center;margin-bottom:var(--spacing-sm)}.feature-icon{font-size:2rem;color:var(--color-primary);background-color:#007aff1a;padding:var(--spacing-sm);border-radius:50%;width:40px;height:40px}.action-buttons{display:flex;flex-direction:column;gap:var(--spacing-sm);margin-top:var(--spacing-lg)}@media (min-width: 480px){.action-buttons{flex-direction:row;justify-content:center;flex-wrap:wrap}.primary-button{min-width:180px}}.primary-button{background-color:var(--color-primary);color:#fff;border:none;border-radius:8px;padding:var(--spacing-sm);font-weight:600;font-size:var(--font-size-body);cursor:pointer;display:flex;align-items:center;justify-content:center;gap:8px;transition:all .2s ease}.primary-button:hover{opacity:.9}.primary-button.active{background-color:var(--color-danger, #FF3B30)}.paste-instruction{margin-top:var(--spacing-xs);color:var(--color-text-secondary);font-size:var(--font-size-small);width:100%}.error-message{background-color:#ff3b301a;border-radius:8px;padding:var(--spacing-sm);margin:var(--spacing-sm) 0;color:var(--color-danger, #FF3B30);font-size:var(--font-size-small);display:flex;flex-direction:column;align-items:center;text-align:center}.error-message svg{font-size:1.5rem;margin-bottom:var(--spacing-xs)}.error-detail{font-size:var(--font-size-small);color:var(--color-text-secondary);margin-top:var(--spacing-xs)}.canvas-container{position:relative;width:100%;display:flex;justify-content:center;margin:var(--spacing-md) 0}canvas{max-width:100%;max-height:300px;border-radius:8px;border:1px dashed var(--color-border);background-color:var(--color-card-background);transition:all .3s ease}canvas.scanning{border-color:var(--color-primary);box-shadow:0 0 0 2px #007aff33}.scanning-indicator{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);background-color:#000000b3;color:#fff;padding:var(--spacing-xs) var(--spacing-sm);border-radius:20px;font-size:var(--font-size-small)}.camera-container{position:relative;width:100%;display:flex;justify-content:center;margin:var(--spacing-md) 0;height:300px;border-radius:12px;overflow:hidden;background-color:#000}.camera-video{width:100%;height:100%;object-fit:cover;border-radius:8px}.result-card{background-color:var(--color-card-background);border-radius:12px;padding:var(--spacing-md);box-shadow:0 2px 10px var(--color-card-shadow);margin-top:auto;animation:fadeIn .3s ease-out}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.result-card h2{font-size:var(--font-size-subtitle);margin-bottom:var(--spacing-sm)}.qr-text{background-color:#0000000d;border-radius:8px;padding:var(--spacing-md);margin-bottom:var(--spacing-md);word-break:break-all;font-family:monospace;font-size:var(--font-size-body);max-height:150px;overflow-y:auto;text-align:left}.copy-button{display:flex;align-items:center;justify-content:center;gap:8px;background-color:var(--color-primary);color:#fff;border:none;border-radius:8px;padding:var(--spacing-sm);font-weight:600;font-size:var(--font-size-body);cursor:pointer;width:100%;transition:all .2s ease}.copy-button.success{background-color:var(--color-success)}@media (prefers-color-scheme: dark){.qr-text{background-color:#ffffff1a}.feature-icon{background-color:#007aff33}}@media (min-width: 768px){.qr-reader-container{padding:var(--spacing-lg)}.result-card{margin-top:var(--spacing-md)}}.metadata-editor{width:100%;max-width:1200px;margin:0 auto;padding:16px;font-family:-apple-system,BlinkMacSystemFont,Segoe 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768px){.image-preview-container{flex-direction:row}}.image-preview{flex:1;max-width:100%;min-height:200px;background-color:#f5f5f7;border-radius:8px;overflow:hidden;position:relative;display:flex;align-items:center;justify-content:center}.image-preview img{max-width:100%;max-height:400px;object-fit:contain}.metadata-content{flex:1;min-width:300px}.metadata-tabs{display:flex;border-bottom:1px solid #ddd;margin-bottom:16px;overflow-x:auto;scrollbar-width:none}.metadata-tabs::-webkit-scrollbar{display:none}.metadata-tab{padding:10px 12px;margin-right:4px;font-size:13px;font-weight:500;color:#555;cursor:pointer;border-bottom:2px solid transparent;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:120px}.metadata-tab.active{color:#007aff;border-bottom-color:#007aff}.metadata-fields{max-height:400px;overflow-y:auto;padding-right:8px;word-break:break-word;overflow-wrap:break-word}.metadata-field{margin-bottom:16px;overflow:hidden}.field-label{display:flex;flex-direction:column;margin-bottom:4px}.field-name{font-size:14px;font-weight:500;color:#333;margin-bottom:2px;word-break:break-word;overflow-wrap:break-word}.field-description{font-size:12px;color:#777}.field-value{width:100%;padding:8px 12px;border:1px solid #ddd;border-radius:6px;font-size:14px;transition:border-color .2s ease;overflow:hidden;text-overflow:ellipsis}.field-value:focus{outline:none;border-color:#007aff;box-shadow:0 0 0 2px #007aff33}.field-value[readonly]{background-color:#f5f5f7;color:#777}.actions-container{display:flex;justify-content:space-between;margin-top:24px}.action-group{display:flex;gap:12px}.button{padding:10px 16px;border-radius:8px;font-size:14px;font-weight:500;cursor:pointer;transition:all .2s ease;display:flex;align-items:center;justify-content:center;gap:8px}.button-primary{background-color:#007aff;color:#fff;border:none}.button-primary:hover{background-color:#0051a8}.button-secondary{background-color:#fff;color:#007aff;border:1px solid #007AFF}.button-secondary:hover{background-color:#007aff0d}.button-danger{background-color:#fff;color:#ff3b30;border:1px solid #FF3B30}.button-danger:hover{background-color:#ff3b300d}.no-metadata{text-align:center;padding:40px 20px;color:#777}.loading-container{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:40px 20px}.loading-spinner{width:40px;height:40px;border:3px solid rgba(0,122,255,.1);border-radius:50%;border-top-color:#007aff;animation:spin 1s ease-in-out infinite;margin-bottom:16px}@keyframes spin{to{transform:rotate(360deg)}}.error-message{padding:12px 16px;background-color:#ff3b301a;border-left:3px solid #FF3B30;color:#ff3b30;margin-bottom:16px;border-radius:4px}.success-message{padding:12px 16px;background-color:#34c7591a;border-left:3px solid #34C759;color:#34c759;margin-bottom:16px;border-radius:4px;animation:fadeIn .3s ease-in-out}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@media (max-width: 768px){.image-preview-container{flex-direction:column}.actions-container{flex-direction:column;gap:12px}.action-group{width:100%;justify-content:center}.button{flex:1;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:160px}.metadata-tab{max-width:100px;font-size:12px;padding:8px 10px}}:root{font-family:-apple-system,BlinkMacSystemFont,San Francisco,Helvetica Neue,Helvetica,Arial,sans-serif;line-height:1.5;font-weight:400;--color-primary: #007AFF;--color-success: #34C759;--color-danger: #FF3B30;--color-warning: #FFCC00;--color-background: #FFFFFF;--color-text: #000000;--color-text-secondary: #8E8E93;--color-border: #D1D1D6;--color-card-background: #FFFFFF;--color-card-shadow: rgba(0, 0, 0, .1);--spacing-xs: 8px;--spacing-sm: 16px;--spacing-md: 24px;--spacing-lg: 32px;--spacing-xl: 40px;--font-size-title: 24px;--font-size-subtitle: 18px;--font-size-body: 16px;--font-size-small: 14px;color-scheme:light dark;background-color:var(--color-background);color:var(--color-text);font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}*{box-sizing:border-box;margin:0;padding:0}a{font-weight:500;color:var(--color-primary);text-decoration:none;transition:color .2s ease}a:hover{opacity:.8}body{margin:0;display:flex;justify-content:center;min-width:320px;min-height:100vh}h1{font-size:var(--font-size-title);font-weight:700;line-height:1.2;margin-bottom:var(--spacing-sm)}h2{font-size:var(--font-size-subtitle);font-weight:600;margin-bottom:var(--spacing-sm)}p{font-size:var(--font-size-body);margin-bottom:var(--spacing-sm)}button{border-radius:8px;border:none;padding:var(--spacing-sm);font-size:var(--font-size-body);font-weight:500;font-family:inherit;background-color:var(--color-primary);color:#fff;cursor:pointer;transition:all .2s ease}button:hover{opacity:.9}button:focus,button:focus-visible{outline:2px solid var(--color-primary);outline-offset:2px}@media (prefers-color-scheme: dark){:root{--color-background: #000000;--color-text: #FFFFFF;--color-text-secondary: #8E8E93;--color-border: #38383A;--color-card-background: #1C1C1E;--color-card-shadow: rgba(0, 0, 0, .3)}}@media (min-width: 768px){:root{--font-size-title: 28px;--font-size-subtitle: 20px;--font-size-body: 17px;--font-size-small: 15px}}