:root{font-family:Inter,system-ui,Avenir,Helvetica,Arial,sans-serif;line-height:1.5;font-weight:400;color-scheme:light dark;color:#ffffffde;background-color:#242424;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;--primary-color: #646cff;--primary-hover: #535bf2;--success-color: #4caf50;--bg-card: #3a3a3a;--text-muted: #a1a1aa;--sidebar-width: 320px}body{margin:0;display:flex;place-items:center;min-width:320px;min-height:100vh}#root{max-width:1280px;margin:0 auto;padding:2rem;text-align:center;width:100%}h1{font-size:3.2em;line-height:1.1;background:-webkit-linear-gradient(315deg,#42d392 25%,#647eff);background-clip:text;-webkit-background-clip:text;-webkit-text-fill-color:transparent;margin-bottom:.5em}.card{padding:2em;background-color:var(--bg-card);border-radius:16px;box-shadow:0 4px 6px #0000001a;text-align:left;display:flex;flex-direction:column;gap:1.5rem;max-width:800px;margin:0 auto}.input-group{display:flex;flex-direction:column;gap:.5rem}.user-selection{display:flex;gap:1rem;align-items:center}label{font-weight:600;color:var(--text-muted);font-size:.9rem;text-transform:uppercase;letter-spacing:.05em}input[type=date],input[type=text],select,textarea{width:100%;padding:12px;border-radius:8px;border:1px solid #555;background-color:#1a1a1a;color:#fff;font-family:monospace;font-size:1rem;resize:vertical;transition:border-color .25s;box-sizing:border-box}input[type=date]:focus,input[type=text]:focus,select:focus,textarea:focus{outline:4px auto -webkit-focus-ring-color;border-color:var(--primary-color)}textarea{min-height:200px}button{border-radius:8px;border:1px solid transparent;padding:.6em 1.2em;font-size:1em;font-weight:500;font-family:inherit;background-color:#1a1a1a;cursor:pointer;transition:border-color .25s;background-color:var(--primary-color);color:#fff;align-self:flex-start}button:hover{background-color:var(--primary-hover)}button:focus,button:focus-visible{outline:4px auto -webkit-focus-ring-color}button.success{background-color:var(--success-color);border-color:var(--success-color)}.error-message{color:#ff6b6b;background-color:#ff6b6b1a;padding:1rem;border-radius:8px;border:1px solid #ff6b6b}.output-section{position:relative}.copy-btn-container{display:flex;justify-content:flex-end;margin-top:.5rem}@media (prefers-color-scheme: light){:root{color:#213547;background-color:#fff;--bg-card: #f9f9f9;--text-muted: #666}input[type=date],input[type=text],select,textarea{background-color:#fff;color:#213547;border-color:#ccc}}.excel-output{white-space:pre;overflow-x:auto;font-family:monospace;font-size:.9em}.stats-container{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:1rem;margin-bottom:2rem}.stat-card{background-color:#1a1a1a;padding:1.5rem;border-radius:12px;text-align:center;border:1px solid #333;display:flex;flex-direction:column;gap:.5rem}@media (prefers-color-scheme: light){.stat-card{background-color:#fff;border-color:#e5e5e5}}.stat-value{font-size:2rem;font-weight:700;color:var(--primary-color);line-height:1}.stat-label{font-size:.85rem;text-transform:uppercase;letter-spacing:.05em;color:var(--text-muted);font-weight:600}.date-input-container{display:flex;gap:.5rem;align-items:center}button.secondary{background-color:transparent;border:1px solid var(--primary-color);color:var(--primary-color)}button.secondary:hover{background-color:#646cff1a}button.small{padding:.4em .8em;font-size:.9em}.scanner-wrapper{display:flex;gap:1.5rem;align-items:flex-start}#scanner-input{flex:1}.qr-container{display:flex;flex-direction:column;align-items:center;gap:.5rem;background-color:#1a1a1a;padding:10px;border-radius:8px;border:1px solid #333}.qr-code{width:120px;height:120px;object-fit:contain;border-radius:4px}.qr-label{font-size:.8rem;font-weight:600;color:var(--text-muted);text-transform:uppercase}.qr-delete-section{display:flex;flex-direction:column;align-items:center;gap:.5rem;margin-top:2rem;padding-top:2rem;border-top:1px solid #333}.button-group{display:flex;gap:1rem;align-items:center}@media (prefers-color-scheme: light){.qr-container{background-color:#fff;border-color:#ccc}.qr-delete-section{border-color:#e5e5e5}}.instruction-toggle{position:fixed;top:1rem;right:1rem;z-index:1001;width:40px;height:40px;border-radius:50%;padding:0;display:flex;align-items:center;justify-content:center;font-size:1.2rem;background-color:var(--primary-color);color:#fff;border:1px solid var(--primary-color);cursor:pointer;transition:all .3s ease;align-self:auto}.instruction-toggle:hover{background-color:var(--primary-hover);border-color:var(--primary-hover)}.sidebar{position:fixed;top:0;right:0;bottom:0;width:var(--sidebar-width);background-color:var(--bg-card);transform:translate(100%);transition:transform .3s ease;z-index:1000;padding:4rem 2rem 2rem;box-shadow:2px 0 10px #0000004d;border-left:1px solid #333;overflow-y:auto;text-align:left}.sidebar.open{transform:translate(0)}.sidebar h2{margin-top:0;margin-bottom:1.5rem;color:var(--primary-color)}.sidebar ol{padding-left:1.2rem;margin:0}.sidebar li{margin-bottom:1rem;font-size:.95rem;line-height:1.4}.sidebar a{color:var(--primary-color)}.main-content{transition:margin-right .3s ease;max-width:1280px;margin:0 auto;padding:2rem;text-align:center}.main-content.shifted{margin-right:var(--sidebar-width);width:calc(100% - var(--sidebar-width))}@media (min-width: 1024px){.main-content.shifted{margin-right:var(--sidebar-width);width:calc(100% - var(--sidebar-width))}}