.app-container{font-family:Arial,sans-serif;background:#f7f8fa;min-height:100vh}.navbar{background:#3b82f6;color:#fff;padding:1rem;display:flex;align-items:center;justify-content:space-between}.logo{font-size:1.5rem;font-weight:700}nav button{margin:0 .5rem;background:#fff;color:#3b82f6;border:none;padding:.5rem 1rem;border-radius:4px;cursor:pointer}nav button.logout-btn{background:#ef4444;color:#fff}.content-section{background:#fff;margin:2rem auto;padding:2rem;border-radius:8px;max-width:600px;box-shadow:0 2px 8px rgba(0,0,0,.05)}.upsell-box,.upsell-section{background:#fef3c7;border:1px solid #fde68a;padding:1rem;border-radius:6px;margin-bottom:1rem}.vault-actions{margin-bottom:1rem}.custom-file-upload{display:inline-block;padding:.5rem 1rem;background:#3b82f6;color:#fff;border-radius:4px;cursor:pointer}.document-list{margin-top:1rem}.document-item{display:flex;align-items:center;justify-content:space-between;background:#f3f4f6;padding:.5rem 1rem;border-radius:4px;margin-bottom:.5rem}.doc-name{font-weight:700}.doc-size{color:#6b7280;margin-left:1rem}.notification-toast{background:#d1fae5;color:#065f46;padding:.5rem 1rem;border-radius:4px;margin:.5rem 0}.login-container{text-align:center;margin-top:4rem}.form-actions button{margin-right:.5rem}