: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}*{box-sizing:border-box}body{margin:0;min-width:320px;min-height:100vh}#app{max-width:1200px;margin:0 auto;padding:2rem}header{text-align:center;margin-bottom:3rem}h1{font-size:2.5em;line-height:1.2;margin:0;color:#3b82f6}h2{font-size:1.5em;margin-bottom:1.5rem;color:#ffffffde}main{display:flex;flex-direction:column;gap:3rem}.timer-section{background:#1a1a1a;border-radius:12px;padding:2rem;text-align:center}.timer-display{font-size:4rem;font-weight:700;font-family:Courier New,monospace;color:#3b82f6;margin-bottom:2rem;letter-spacing:.1em}.timer-controls{display:flex;justify-content:center;gap:1rem;flex-wrap:wrap}.entry-form-section{background:#1a1a1a;border-radius:12px;padding:2rem}.form-group{margin-bottom:1.5rem;text-align:left}.form-group label{display:block;margin-bottom:.5rem;font-weight:500;color:#ffffffb3}.form-group input,.form-group textarea{width:100%;padding:.75rem;border-radius:8px;border:1px solid #444;background-color:#2a2a2a;color:#ffffffde;font-family:inherit;font-size:1rem;transition:border-color .3s}.form-group input:focus,.form-group textarea:focus{outline:none;border-color:#3b82f6}.form-group input[readonly]{background-color:#1a1a1a;cursor:not-allowed}.form-group textarea{resize:vertical}.btn{border-radius:8px;border:1px solid transparent;padding:.75rem 1.5rem;font-size:1rem;font-weight:500;font-family:inherit;cursor:pointer;transition:all .3s}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-start{background-color:#10b981;color:#fff}.btn-start:hover:not(:disabled){background-color:#059669}.btn-stop{background-color:#ef4444;color:#fff}.btn-stop:hover:not(:disabled){background-color:#dc2626}.btn-reset{background-color:#6b7280;color:#fff}.btn-reset:hover:not(:disabled){background-color:#4b5563}.btn-primary{background-color:#3b82f6;color:#fff;width:100%}.btn-primary:hover:not(:disabled){background-color:#2563eb}.btn-delete{background-color:#ef4444;color:#fff;padding:.5rem 1rem;font-size:.875rem}.btn-delete:hover{background-color:#dc2626}.entries-section{background:#1a1a1a;border-radius:12px;padding:2rem}.table-container{overflow-x:auto}table{width:100%;border-collapse:collapse;margin-top:1rem}thead{background-color:#2a2a2a}th{padding:1rem;text-align:left;font-weight:600;color:#ffffffe6;border-bottom:2px solid #3b82f6}td{padding:1rem;border-bottom:1px solid #333;color:#ffffffde}tbody tr{transition:background-color .2s}tbody tr:hover{background-color:#2a2a2a}.no-entries{text-align:center;color:#888;padding:2rem;font-style:italic}@media (prefers-color-scheme: light){:root{color:#213547;background-color:#f5f5f5}h1{color:#2563eb}h2{color:#213547}.timer-section,.entry-form-section,.entries-section{background:#fff;box-shadow:0 1px 3px #0000001a}.timer-display{color:#2563eb}.form-group label{color:#4b5563}.form-group input,.form-group textarea{background-color:#f9fafb;border-color:#d1d5db;color:#213547}.form-group input[readonly]{background-color:#e5e7eb}thead{background-color:#f3f4f6}th{color:#111827}td{color:#213547;border-bottom-color:#e5e7eb}tbody tr:hover{background-color:#f9fafb}.no-entries{color:#6b7280}}@media (max-width: 768px){#app{padding:1rem}h1{font-size:2rem}.timer-display{font-size:3rem}table{font-size:.875rem}th,td{padding:.75rem .5rem}}