@import"https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@400;500;600;700&display=swap";:root{font-family: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}a{font-weight:500;color:#646cff;text-decoration:inherit}a:hover{color:#535bf2}body{margin:0;display:flex;place-items:center;min-width:320px;min-height:100vh}h1{font-size:3.2em;line-height:1.1}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}button:hover{border-color:#646cff}button:focus,button:focus-visible{outline:4px auto -webkit-focus-ring-color}@media(prefers-color-scheme:light){:root{color:#213547;background-color:#fff}a:hover{color:#747bff}button{background-color:#f9f9f9}}:root{--primary: #4f46e5;--primary-hover: #4338ca;--bg-body: #f8fafc;--bg-surface: #ffffff;--text-main: #0f172a;--text-muted: #64748b;--border: #e2e8f0;--success: #10b981;--danger: #ef4444;--shadow-sm: 0 1px 2px 0 rgb(0 0 0 / .05);--shadow-md: 0 4px 6px -1px rgb(0 0 0 / .1), 0 2px 4px -2px rgb(0 0 0 / .1);--shadow-lg: 0 10px 15px -3px rgb(0 0 0 / .1), 0 4px 6px -4px rgb(0 0 0 / .1);--radius: 12px}*{margin:0;padding:0;box-sizing:border-box}body{font-family:Plus Jakarta Sans,sans-serif;background-color:var(--bg-body);color:var(--text-main);-webkit-font-smoothing:antialiased;min-height:100vh}.app-container{min-height:100vh;display:flex;flex-direction:column}.navbar{background:#fffc;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border-bottom:1px solid var(--border);position:sticky;top:0;z-index:50;padding:1rem 2rem}.nav-content{max-width:100%;margin:0 auto;display:flex;justify-content:space-between;align-items:center}.logo{display:flex;align-items:center;gap:.75rem;font-weight:700;font-size:1.25rem;color:var(--text-main);letter-spacing:-.025em}.logo-icon{color:var(--primary);filter:drop-shadow(0 2px 4px rgba(79,70,229,.2))}.main-content{flex:1;padding:2rem;width:100%;max-width:100%;animation:fadeIn .5s ease-out}.controls-bar{background:var(--bg-surface);border-radius:var(--radius);padding:1.5rem;box-shadow:var(--shadow-sm);margin-bottom:2rem;display:flex;gap:2rem;align-items:flex-end;flex-wrap:wrap;border:1px solid var(--border);transition:box-shadow .3s ease}.controls-bar:hover{box-shadow:var(--shadow-md)}.input-wrapper{display:flex;flex-direction:column;gap:.5rem;flex:1;min-width:250px}.label{font-size:.875rem;font-weight:600;color:var(--text-main)}.input{padding:.75rem 1rem;border:1px solid var(--border);border-radius:8px;font-family:inherit;font-size:.95rem;transition:all .2s ease;background:var(--bg-body)}.input:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px #4f46e51a;background:var(--bg-surface)}.actions{display:flex;gap:1rem}.btn{display:inline-flex;align-items:center;gap:.5rem;padding:.75rem 1.5rem;border-radius:8px;font-weight:600;font-size:.95rem;cursor:pointer;transition:all .2s cubic-bezier(.4,0,.2,1);border:none;position:relative;overflow:hidden}.btn:active{transform:scale(.98)}.btn-primary{background:var(--primary);color:#fff;box-shadow:0 4px 6px -1px #4f46e533}.btn-primary:hover{background:var(--primary-hover);box-shadow:0 6px 8px -1px #4f46e54d;transform:translateY(-1px)}.btn-secondary{background:#fff;border:1px solid var(--border);color:var(--text-main)}.btn-secondary:hover{background:var(--bg-body);border-color:#cbd5e1}.btn-success{background:var(--success);color:#fff}.btn-success:hover{filter:brightness(110%);transform:translateY(-1px)}.btn-icon{padding:.5rem;border-radius:6px;border:none;background:transparent;color:var(--text-muted);cursor:pointer;transition:all .2s}.btn-icon:hover{background:var(--bg-body);color:var(--danger)}.grid-container{background:var(--bg-surface);border-radius:var(--radius);box-shadow:var(--shadow-sm);border:1px solid var(--border);overflow:hidden;position:relative;transition:box-shadow .3s ease}.grid-container:hover{box-shadow:var(--shadow-md)}.table-wrapper{overflow-x:auto;width:100%}table{width:100%;border-collapse:collapse;white-space:nowrap}th{background:var(--bg-body);padding:1rem;text-align:left;font-weight:600;color:var(--text-muted);border-bottom:1px solid var(--border);font-size:.875rem;text-transform:uppercase;letter-spacing:.05em;position:sticky;top:0}td{padding:.5rem;border-bottom:1px solid var(--border);transition:background .1s}tr:last-child td{border-bottom:none}tr:hover td{background:#f1f5f9}.cell-input{width:100%;padding:.5rem;border:1px solid transparent;border-radius:4px;background:transparent;font-family:inherit;font-size:.95rem;color:var(--text-main);transition:all .2s}.cell-input:focus{background:#fff;border-color:var(--primary);outline:none;box-shadow:0 0 0 2px #4f46e51a}.row-num{text-align:center;color:var(--text-muted);font-size:.875rem;background:var(--bg-body);width:50px;-webkit-user-select:none;user-select:none}.loading-overlay{position:absolute;inset:0;background:#ffffffb3;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);display:flex;justify-content:center;align-items:center;z-index:10;animation:fadeIn .2s}.spinner{width:40px;height:40px;border:3px solid var(--border);border-top-color:var(--primary);border-radius:50%;animation:spin .8s linear infinite}.empty-state{padding:4rem;text-align:center;color:var(--text-muted);display:flex;flex-direction:column;align-items:center;gap:1rem}.empty-icon{width:64px;height:64px;color:var(--border);margin-bottom:1rem}@keyframes spin{to{transform:rotate(360deg)}}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}@media(max-width:768px){.controls-bar{flex-direction:column;align-items:stretch}.actions{flex-direction:column}.btn{width:100%;justify-content:center}}