:root{--primary-color: #0056b3;--secondary-color: #6c757d;--success-color: #28a745;--danger-color: #dc3545;--bg-gradient: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);--card-bg: rgba(255, 255, 255, .9);--text-color: #333;--border-radius: 12px;--shadow: 0 8px 32px 0 rgba(31, 38, 135, .15)}*{box-sizing:border-box;margin:0;padding:0}body{font-family:Inter,sans-serif;background:var(--bg-gradient);color:var(--text-color);line-height:1.6;min-height:100vh}.app-container{max-width:1000px;margin:0 auto;padding:40px 20px}.app-header{text-align:center;margin-bottom:40px}.logo-container{margin-bottom:20px}.company-logo{max-width:200px;height:auto}h1{font-size:2rem;font-weight:700;color:#1a1a1a;margin-bottom:8px}.subtitle{font-size:1.1rem;color:#666}.card{background:var(--card-bg);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);border:1px solid rgba(255,255,255,.18);border-radius:var(--border-radius);padding:30px;box-shadow:var(--shadow);margin-bottom:30px}h2{font-size:1.5rem;margin-bottom:20px;font-weight:600}.upload-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:20px;margin-bottom:30px}.upload-card{background:#fff;border:2px dashed #ccc;border-radius:8px;padding:20px;text-align:center;transition:all .3s ease;cursor:pointer;position:relative}.upload-card:hover{border-color:var(--primary-color);background:#f0f7ff}.upload-card.valid{border-color:var(--success-color);background:#f1f9f2}.upload-card.invalid{border-color:var(--danger-color);background:#fff5f5}.upload-card label{display:block;font-weight:600;margin-bottom:10px;font-size:.9rem}.upload-card input[type=file]{position:absolute;top:0;left:0;width:100%;height:100%;opacity:0;cursor:pointer}.file-name{font-size:.8rem;color:#666;margin:5px 0;word-break:break-all}.hint{font-size:.7rem;color:#999;font-style:italic}.actions{text-align:center;margin-top:20px}.btn{padding:12px 24px;font-size:1rem;font-weight:600;border:none;border-radius:6px;cursor:pointer;transition:all .2s ease}.btn.primary{background-color:var(--primary-color);color:#fff}.btn.primary:hover:not(:disabled){background-color:#004494;transform:translateY(-2px)}.btn.primary:disabled{background-color:#ccc;cursor:not-allowed}.btn.secondary{background-color:var(--success-color);color:#fff}.btn.secondary:hover{background-color:#218838;transform:translateY(-2px)}.status-message{margin-top:20px;text-align:center;font-weight:500;min-height:24px}.spinner-container{display:flex;flex-direction:column;align-items:center;margin-top:20px}.spinner{border:4px solid rgba(0,0,0,.1);width:36px;height:36px;border-radius:50%;border-left-color:var(--primary-color);animation:spin 1s linear infinite}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.hidden{display:none}.results-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px}.table-container{overflow-x:auto}table{width:100%;border-collapse:collapse;background:#fff;border-radius:8px;overflow:hidden}th,td{padding:12px 15px;text-align:left;border-bottom:1px solid #eee}th{background-color:#f8f9fa;font-weight:600;color:#444}tr:hover{background-color:#f1f1f1}.app-footer{text-align:center;margin-top:40px;color:#777;font-size:.9rem}@media(max-width:600px){.upload-grid{grid-template-columns:1fr}.results-header{flex-direction:column;gap:15px;align-items:flex-start}}.user-info{display:flex;align-items:center;justify-content:center;gap:15px;margin-top:15px;padding:10px;background:#ffffff80;border-radius:8px;font-size:.9rem}.user-name{font-weight:600;color:#333}.user-email{color:#666}.btn-link{background:none;border:none;color:#0067b8;text-decoration:underline;cursor:pointer;font-size:.85rem;padding:0}.btn-link:hover{color:#004494}.login-page{display:none;flex-direction:column;justify-content:center;align-items:center;min-height:100vh;background:linear-gradient(135deg,#667eea,#764ba2);padding:20px;font-family:Segoe UI,Inter,sans-serif;position:relative;overflow:hidden}.login-page:before{content:"";position:absolute;width:200%;height:200%;background:radial-gradient(circle,#ffffff1a,#fff0 70%);top:-50%;left:-50%;animation:rotate 20s linear infinite}@keyframes rotate{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.login-page.active{display:flex}.login-card{background:#fffffff2;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);width:100%;max-width:400px;padding:40px;box-shadow:0 15px 35px #0003;border-radius:16px;z-index:1}.ms-logo{margin-bottom:24px}.login-content h1{font-size:1.5rem;font-weight:600;color:#1b1b1b;margin-bottom:4px;text-align:left}.app-name-text{font-size:.95rem;color:#1b1b1b;margin-bottom:20px;font-weight:400}.input-group{margin-bottom:20px}.input-group input{width:100%;padding:10px 0;border:none;border-bottom:1px solid #666;font-size:.95rem;outline:none;transition:border-color .2s}.input-group input:focus{border-bottom:2px solid #0067b8}.links{margin-bottom:30px}.links a{display:block;color:#0067b8;text-decoration:none;font-size:.85rem;margin-bottom:8px}.links a:hover{text-decoration:underline}.button-group{display:flex;justify-content:flex-end}.ms-btn{padding:8px 32px;font-size:.95rem;border:none;cursor:pointer;min-width:108px}.ms-btn.primary{background-color:#0067b8;color:#fff}.ms-btn.primary:hover{background-color:#005da6}.login-footer{position:fixed;bottom:0;width:100%;display:flex;justify-content:flex-end;padding:10px 40px;font-size:.75rem}.login-footer a,.login-footer span{color:#000;text-decoration:none;margin-left:20px}.login-footer a:hover{text-decoration:underline}@media(max-width:480px){.login-card{padding:30px;box-shadow:none}.login-page{background-color:#fff;justify-content:flex-start;padding-top:50px}}