.tsst-tracker{max-width:900px;margin:25px auto;font-family:Arial,sans-serif}.tsst-track-form{display:flex;gap:8px;background:#fff;border:1px solid #ddd;padding:14px}.tsst-track-form input{flex:1;padding:12px;border:1px solid #bbb}.tsst-track-form button,.tsst-print-btn{background:#111;color:#fff;border:0;padding:12px 18px;text-decoration:none;display:inline-block}.tsst-alert{background:#fff3cd;border:1px solid #ffe69c;padding:12px;margin-top:14px}.tsst-result{background:#fff;border:1px solid #ddd;margin-top:18px;padding:18px;box-shadow:0 2px 8px rgba(0,0,0,.06)}.tsst-head{display:flex;justify-content:space-between;gap:14px;border-bottom:1px solid #ddd;margin-bottom:14px}.tsst-head h2{margin:0}.tsst-status{background:#0a7cff;color:#fff;border-radius:20px;padding:8px 14px;height:max-content}.tsst-info-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}.tsst-timeline{border-left:3px solid #111;margin-left:8px}.tsst-timeline div{padding:0 0 15px 15px;position:relative}.tsst-timeline div:before{content:"";width:12px;height:12px;background:#111;border-radius:50%;position:absolute;left:-8px;top:3px}.tsst-timeline span{display:block;color:#666;font-size:13px}@media(max-width:700px){.tsst-track-form,.tsst-head{display:block}.tsst-info-grid{grid-template-columns:1fr}.tsst-track-form button{margin-top:8px;width:100%}}