*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,sans-serif;background:#f0f2f5;color:#222;line-height:1.5}.container{max-width:800px;margin:0 auto;padding:0 1.25rem}.header{background:#1a1a2e;padding:.9rem 0;color:#fff;box-shadow:0 2px 6px #0000004d}.nav{display:flex;align-items:center;justify-content:space-between}.nav-brand{font-weight:700;font-size:1.05rem;letter-spacing:.5px}.nav-links{display:flex;gap:1.25rem}.nav-link{color:#ccc;text-decoration:none;font-size:.95rem;transition:color .2s}.nav-link:hover,.nav-link.active{color:#fff}.main-content{padding:2rem 1.25rem}.card{background:#fff;border-radius:10px;padding:1.75rem;margin-bottom:1.5rem;box-shadow:0 1px 4px #00000014}.card h2{margin-bottom:1rem;font-size:1.1rem;color:#444}.badge{display:inline-flex;align-items:center;gap:.4rem;padding:.35rem .9rem;border-radius:999px;font-size:.9rem;font-weight:600}.badge-open{background:#d4edda;color:#155724}.badge-closed{background:#f8d7da;color:#721c24}.counter{font-size:3rem;font-weight:800;color:#1a1a2e}.counter-label{color:#666;font-size:.9rem;margin-top:.25rem}.form-group{margin-bottom:1.1rem}.form-group label{display:block;margin-bottom:.35rem;font-weight:500;font-size:.95rem}.form-group input{width:100%;padding:.55rem .75rem;border:1px solid #ccc;border-radius:6px;font-size:1rem;transition:border-color .2s,box-shadow .2s}.form-group input:focus{outline:none;border-color:#0070f3;box-shadow:0 0 0 3px #0070f326}.form-group input:disabled{background:#f5f5f5;cursor:not-allowed}.btn{display:inline-block;padding:.65rem 1.5rem;border:none;border-radius:6px;font-size:1rem;font-weight:600;cursor:pointer;text-decoration:none;transition:background .2s,opacity .2s}.btn-primary{background:#0070f3;color:#fff}.btn-primary:hover{background:#005cc5}.btn-primary:disabled{background:#b3cfff;cursor:not-allowed}.alert{padding:.85rem 1.1rem;border-radius:6px;margin-bottom:1.1rem;font-size:.95rem}.alert-success{background:#d4edda;color:#155724;border-left:4px solid #28a745}.alert-error{background:#f8d7da;color:#721c24;border-left:4px solid #dc3545}.alert-info{background:#cce5ff;color:#004085;border-left:4px solid #0070f3}.loading{color:#888;font-style:italic;padding:1rem 0}.security-note{font-size:.8rem;color:#888;margin-top:1rem;display:block}.footer{background:#1a1a2e;color:#888;text-align:center;padding:1rem 0;margin-top:3rem;font-size:.82rem}h1{margin-bottom:1.5rem;font-size:1.6rem;color:#1a1a2e}