body { font-size: 0.95rem; }
.content-wrapper { min-height: calc(100vh - 114px); }
.file-row:hover { background-color: #f3f7fb; }
.file-name { word-break: break-word; }
.breadcrumb { background: transparent; padding: 0; margin: 0; }
.login-box, .register-box { width: 420px; max-width: 95%; }
.login-page { background: linear-gradient(135deg, #183b56 0%, #267da9 100%); }
.login-card-body { border-radius: .25rem; }
.captcha-image { height: 48px; width: 160px; border: 1px solid #ced4da; border-radius: .25rem; object-fit: cover; }
.table td, .table th { vertical-align: middle; }
.stat-card { min-height: 120px; }
.share-box { max-width: 700px; margin: 3rem auto; }
@media (max-width: 576px) {
  .content-header h1 { font-size: 1.35rem; }
  .table thead { display: none; }
  .table, .table tbody, .table tr, .table td { display: block; width: 100%; }
  .table tr { border-bottom: 1px solid #dee2e6; padding: .65rem 0; }
  .table td { border: 0; padding: .2rem .75rem; }
  .table td::before { content: attr(data-label); display: inline-block; width: 6.2rem; font-weight: 600; color: #6c757d; }
  .table td.actions::before { content: ''; width: 0; }
}