body{margin:0}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}:root{--color-bg: #f5f6fa;--color-surface: #ffffff;--color-border: #d1d5db;--color-border-focus: #3b82f6;--color-text: #111827;--color-text-muted: #6b7280;--color-primary: #3b82f6;--color-primary-hover: #2563eb;--color-primary-deep: #1d4ed8;--color-danger: #ef4444;--color-danger-bg: #fef2f2;--color-danger-border: #fecaca;--color-success-bg: #f0fdf4;--color-highlight: #fef08a;--color-row-match: #fffbeb;--color-row-deleted: #fef2f2;--color-row-dimmed: #f9fafb;--color-upload-hover: #eff6ff;--color-loading-bg: #eff6ff;--color-loading-border: #bfdbfe;--color-table-head: #f9fafb;--color-row-hover: #f9fafb;--color-row-border: #f3f4f6;--color-badge: #e5e7eb;--color-badge-compress-bg: #dbeafe;--color-badge-compress-text: #1d4ed8;--radius: 8px;--shadow-sm: 0 1px 3px rgb(0 0 0 / .08);--shadow-md: 0 4px 12px rgb(0 0 0 / .1);font-family:-apple-system,BlinkMacSystemFont,Segoe 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var(--color-border);border-radius:9999px;padding:3px;gap:2px;flex-shrink:0}.theme-btn{display:flex;align-items:center;justify-content:center;width:30px;height:30px;border:none;background:none;border-radius:9999px;cursor:pointer;color:var(--color-text-muted);transition:background .15s,color .15s}.theme-btn:hover{color:var(--color-text)}.theme-btn--active{background:var(--color-surface);color:var(--color-primary);box-shadow:var(--shadow-sm)}.file-upload{border:2px dashed var(--color-border);border-radius:var(--radius);background:var(--color-surface);padding:2.5rem 2rem;text-align:center;cursor:pointer;transition:border-color .15s,background 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tr:hover{background:var(--color-row-hover)}.col-num{width:56px;min-width:56px;color:var(--color-text-muted);font-size:.8rem;text-align:right}.col-key{width:35%;min-width:160px}.col-value{width:65%}.row-deleted{background:var(--color-row-deleted)!important;opacity:.75}.row-match{background:var(--color-row-match)!important}.cell-content{display:flex;align-items:flex-start;gap:.375rem;word-break:break-all}.cell-text{flex:1;min-width:0}.copy-btn{flex-shrink:0;display:flex;align-items:center;justify-content:center;width:22px;height:22px;padding:0;background:none;border:1px solid transparent;border-radius:4px;cursor:pointer;color:var(--color-text-muted);opacity:0;transition:opacity .1s,color .15s,border-color .15s,background .15s}tr:hover .copy-btn{opacity:1}.copy-btn:hover{border-color:var(--color-border);background:var(--color-bg);color:var(--color-text)}.copy-btn--copied{opacity:1!important;color:#22c55e!important;border-color:transparent!important}.cell-binary{font-family:Courier New,Courier,monospace;font-size:.78rem;color:var(--color-text-muted);letter-spacing:.03em}.cell-deleted{font-style:italic;color:var(--color-danger);opacity:.8}mark.highlight{background:var(--color-highlight);color:inherit;border-radius:2px;padding:0 1px}