:root{--primary:#4A6FA5;--secondary:#6B8E23;--bg-light:#f8f9fa;--text-dark:#333;--white:#ffffff;--border:#e0e0e0}[data-theme="dark"]{--bg-light:#1a1a1a;--text-dark:#f8f9fa;--white:#2d2d2d;--border:#444}*{box-sizing:border-box;margin:0;padding:0}body{font-family:'Inter',system-ui,sans-serif;background-color:var(--bg-light);color:var(--text-dark);line-height:1.6}.container{display:flex;min-height:100vh}.sidebar{width:260px;background:var(--white);border-right:1px solid var(--border);padding:2rem;display:flex;flex-direction:column}.brand{font-family:'Poppins',sans-serif;color:var(--primary);font-size:1.5rem;margin-bottom:2rem}.nav-menu p{font-size:.8rem;text-transform:uppercase;opacity:.6;margin-bottom:1rem}.nav-menu div.active{color:var(--primary);font-weight:600;padding:.5rem 0;border-left:3px solid var(--primary);padding-left:10px}.main-content{flex:1;padding:3rem;max-width:1100px;margin:0 auto}header h2{font-family:'Poppins',sans-serif;margin-bottom:.5rem}.subtitle{color:#666;margin-bottom:2rem}.tool-box{background:var(--white);padding:2rem;border-radius:12px;box-shadow:0 4px 20px rgb(0 0 0 / .05);margin-bottom:2rem}.upload-container{border:2px dashed var(--primary);border-radius:8px;padding:3rem;text-align:center;cursor:pointer;transition:0.3s;background:rgb(74 111 165 / .02)}.upload-container:hover{background:rgb(74 111 165 / .05)}.upload-icon{font-size:3rem;margin-bottom:1rem}.browse-btn{color:var(--primary);font-weight:600;text-decoration:underline}.options-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:1.5rem;margin:2rem 0}.option-group label{display:block;font-weight:600;margin-bottom:.5rem}select{width:100%;padding:.6rem;border-radius:4px;border:1px solid var(--border);background:var(--white);color:inherit}.actions{display:flex;gap:1rem;margin-top:1rem}button{padding:.8rem 1.5rem;border:none;border-radius:6px;font-weight:600;cursor:pointer;transition:0.2s}.primary-btn{background:var(--primary);color:#fff}.secondary-btn{background:var(--secondary);color:#fff}button:disabled{opacity:.5;cursor:not-allowed}.table-responsive{margin-top:1.5rem;max-height:300px;overflow-y:auto;border:1px solid var(--border);border-radius:4px;padding:1rem;font-size:.9rem}table{width:100%;border-collapse:collapse}th,td{padding:8px;border:1px solid var(--border);text-align:left}th{background:rgb(0 0 0 / .05)}.progress-container{width:100%;height:8px;background:#eee;border-radius:10px;margin:1rem 0;overflow:hidden}.progress-bar{height:100%;background:var(--secondary);width:0%;transition:0.3s}.info-section{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:1.5rem;margin-top:3rem}.info-card{background:var(--white);padding:1.5rem;border-radius:8px}.info-card h4{margin-bottom:1rem;color:var(--primary)}.main-footer{text-align:center;margin-top:4rem;padding-top:2rem;border-top:1px solid var(--border);opacity:.7}@media (max-width:768px){.container{flex-direction:column}.sidebar{width:100%;border-right:none;border-bottom:1px solid var(--border)}.main-content{padding:1.5rem}}