:root{--primary:#2563eb;--primary-hover:#1d4ed8;--bg-color:#f8fafc;--surface:#fff;--border:#e2e8f0;--text-main:#0f172a;--text-muted:#64748b;--header-bg:#f1f5f9;--frozen-bg:#f8fafc;--shift-red:#ef4444;--shift-yellow-bg:#fef08a;--shift-gray:#f1f5f9;--button-red:#dc2626;--button-red-hover:#b91c1c;--font-family:"Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif}*{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--font-family);background-color:var(--bg-color);color:var(--text-main);height:100vh;overflow:hidden}#root{flex-direction:column;height:100%;display:flex}.app-container{background-color:var(--bg-color);flex-direction:column;height:100vh;display:flex}.header-bar{background-color:var(--surface);border-bottom:1px solid var(--border);z-index:10;justify-content:space-between;align-items:center;padding:1rem 1.5rem;display:flex;box-shadow:0 1px 2px #0000000d}.header-title h1{color:var(--text-main);align-items:center;gap:.5rem;font-size:1.25rem;font-weight:600;display:flex}.header-controls{align-items:center;gap:1rem;display:flex}.date-picker-group{background:var(--bg-color);border:1px solid var(--border);border-radius:.5rem;align-items:center;gap:.5rem;padding:.25rem;display:flex}.date-input{color:var(--text-main);cursor:pointer;background:0 0;border:none;border-radius:.25rem;outline:none;padding:.25rem .5rem;font-family:inherit;font-size:.875rem}.date-input:focus{background:var(--surface);box-shadow:0 0 0 2px var(--primary)}.action-button{cursor:pointer;border:none;border-radius:.5rem;align-items:center;gap:.5rem;padding:.5rem 1rem;font-size:.875rem;font-weight:500;transition:all .2s;display:flex}.btn-primary{background-color:var(--primary);color:#fff}.btn-primary:hover{background-color:var(--primary-hover)}.btn-danger{background-color:var(--button-red);color:#fff}.btn-danger:hover{background-color:var(--button-red-hover)}.grid-container{background:var(--surface);border:1px solid var(--border);border-radius:.5rem;flex:1;margin:1rem;position:relative;overflow:auto;box-shadow:0 4px 6px -1px #0000001a,0 2px 4px -1px #0000000f}.schedule-grid{border-collapse:collapse;min-width:100%;display:inline-grid}.grid-row{width:max-content;display:flex}.grid-cell{border-right:1px solid var(--border);border-bottom:1px solid var(--border);background-color:var(--surface);-webkit-user-select:none;user-select:none;justify-content:center;align-items:center;min-width:80px;max-width:80px;height:40px;padding:.5rem;font-size:.875rem;display:flex}.grid-header{background-color:var(--header-bg);color:var(--text-muted);z-index:2;font-weight:600;position:sticky;top:0}.frozen-col{z-index:1;background-color:var(--frozen-bg);font-weight:500;position:sticky;left:0}.frozen-col-2{left:80px}.frozen-col-3{justify-content:flex-start;min-width:120px;max-width:120px;padding-left:1rem;left:160px}.frozen-corner{z-index:3}.stats-row .grid-cell{background-color:var(--bg-color);color:var(--text-muted);font-size:.75rem}.info-cell{color:var(--text-muted);flex-direction:column;justify-content:center;align-items:flex-start;padding-left:1rem;font-size:.75rem}.info-cell strong{color:var(--text-main);font-size:.875rem}.shift-input{text-align:center;cursor:pointer;background:0 0;border:none;outline:none;width:100%;height:100%;font-family:inherit;font-size:.875rem;font-weight:500}.shift-input:focus{box-shadow:inset 0 0 0 2px var(--primary);background-color:#2563eb0d;border-radius:2px}.shift-red{color:var(--shift-red)}.shift-yellow{background-color:var(--shift-yellow-bg);color:var(--text-main)}.shift-yellow.shift-red{color:var(--shift-red)}.shift-black{background-color:var(--text-main);color:#fff}.shift-weekend{background-color:#00000005}.grid-row:hover .grid-cell:not(.grid-header):not(.stats-row .grid-cell){background-color:#2563eb05}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:var(--bg-color)}::-webkit-scrollbar-thumb{background:#cbd5e1;border-radius:4px}::-webkit-scrollbar-thumb:hover{background:#94a3b8}