:root{--navy: #13274F;--scarlet: #CE1141;--yellow: #E7A801;--white: #FFFFFF;--gray-bg: #F8F9FB;--gray-border: #E0E3E7;--gray-table: #F4F6F8;--navy-dark: #0F1E38;--navy-light: #2B4066;--scarlet-dark: #A30D30}html,body{height:100%;margin:0;padding:0;font-family:Inter,Segoe UI,Arial,sans-serif;font-size:15px;background:var(--gray-bg);color:var(--navy)}*{box-sizing:border-box}h1,h2,h3,h4,h5,h6{margin:0 0 .5em;font-weight:700;color:var(--navy)}main{padding:.5rem .5rem 1.5rem;min-height:70vh}.app-header{display:flex;align-items:center;justify-content:space-between;background:var(--navy)!important;color:var(--white)!important;padding:.5rem 1.2rem;min-height:48px;border-radius:0;box-shadow:0 2px 12px #13274f1a;border-bottom:3px solid var(--scarlet)}.app-title{font-size:1.25rem;font-weight:700;margin:0;color:var(--white)}.app-footer{background:var(--navy)!important;color:var(--white)!important;text-align:center;font-size:.98rem;padding:.5rem 0;border-top:3px solid var(--scarlet);border-radius:0;box-shadow:0 -2px 12px #13274f1a;margin-top:2rem}.full-width{width:100%!important;max-width:none!important}.flex-row{display:flex;flex-direction:row;align-items:center;gap:.7rem}.standard-card,.upload-card,.file-list-card,.login-card{background:var(--white);border:1px solid var(--gray-border);box-shadow:0 1px 6px #13274f0f;padding:1.7rem 1.7rem 1.3rem;margin:1.2rem auto .8rem}.file-list-card{background:var(--white);border-radius:0;box-shadow:0 1px 6px #13274f0f;border:1px solid var(--gray-border);padding:0;margin:1.2rem 0 .8rem;max-width:none;display:block}.file-list-title{margin-bottom:.7rem;color:var(--navy);font-size:1.08rem;font-weight:600;text-align:left}.file-list-message{color:var(--navy);font-size:.98rem;text-align:left;margin:.7rem 0}.file-list-table{width:100%;border-collapse:collapse;margin:0;border-radius:0;background:var(--gray-table);box-shadow:0 1px 4px #13274f0a}.file-list-table th,.file-list-table td{padding:.4rem .7rem;text-align:left}.file-list-table th{background:var(--navy);color:var(--white);font-weight:600;border-bottom:2px solid var(--scarlet)}.file-list-table tr:nth-child(2n){background:var(--gray-table)}.file-list-table tr:nth-child(odd){background:var(--white)}.file-list-table td{color:var(--navy);font-size:.96rem}.login-card{box-shadow:none;background:transparent;border:none;padding:0;margin:0;min-width:0;max-width:none;display:flex;flex-direction:row;align-items:center;gap:.5rem;height:100%}.login-btn{margin:0 0 0 .5rem;padding:.4rem 1rem;font-size:.98rem;height:2.1rem;line-height:1.1rem;display:flex;align-items:center;background:linear-gradient(90deg,var(--navy) 0%,var(--navy-light) 100%);color:var(--white);border:none;border-radius:0;font-weight:600;cursor:pointer;transition:background .2s,box-shadow .2s;box-shadow:0 1px 4px #13274f14}.login-btn:disabled{background:#b3d1ff;cursor:not-allowed}.welcome{margin:0 .5rem 0 0;font-size:1rem;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:120px;color:var(--white)}.upload-card{max-width:600px;margin:1.2rem 0 .8rem;padding:1rem .5rem .8rem}.upload-form{flex-direction:row;align-items:flex-end;gap:.7rem;display:flex}.dropzone{flex:1 1 auto;min-width:0;border:2px dashed var(--navy);border-radius:0;background:var(--gray-table);color:var(--navy);font-size:.98rem;padding:.7rem .8rem;margin-bottom:0;width:100%;cursor:pointer;transition:border-color .2s,background .2s;position:relative}.dropzone.active{border-color:var(--scarlet);background:#fbeaec}.dropzone input[type=file]{opacity:0;position:absolute;left:0;top:0;width:100%;height:100%;cursor:pointer}.browse{color:var(--scarlet);text-decoration:underline;font-weight:500}.upload-btn{background:linear-gradient(90deg,var(--navy) 0%,var(--navy-light) 100%);color:var(--white);border:none;border-radius:0;font-weight:600;cursor:pointer;transition:background .2s,box-shadow .2s;box-shadow:0 1px 4px #13274f14;margin-top:0;min-width:100px;display:flex;align-items:center;justify-content:center;padding:.5rem 1.1rem;font-size:.98rem}.upload-btn:disabled{background:#b3d1ff;cursor:not-allowed}.spinner{border:3px solid #e3f0ff;border-top:3px solid var(--scarlet);border-radius:50%;width:18px;height:18px;margin-right:8px;animation:spin .8s linear infinite;display:inline-block;vertical-align:middle}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.upload-error{color:var(--scarlet);background:#fbeaec;border:1px solid #ffd6d6;border-radius:0;padding:.5rem .8rem;margin-top:.7rem;font-size:.96rem;width:100%;text-align:center}.upload-success{color:#388e3c;background:#e8f5e9;border:1px solid #b2dfdb;border-radius:0;padding:.5rem .8rem;margin-top:.7rem;font-size:.96rem;width:100%;text-align:center}@media (max-width: 600px){.app-header,.app-footer{padding-left:.5rem;padding-right:.5rem}.upload-card,.file-list-card{padding-left:.3rem;padding-right:.3rem}.file-list-table th,.file-list-table td{padding:.4rem .5rem}}