.tz-wrap{max-width:520px;margin:0 auto;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;color:#1a1a1a}
.tz-header{display:flex;align-items:center;gap:12px;margin-bottom:20px}
.tz-icon{font-size:34px;line-height:1}
.tz-title{font-size:22px!important;font-weight:600!important;margin:0 0 3px!important;padding:0!important;border:none!important;color:#1a1a1a!important}
.tz-sub{font-size:13px;color:#666;margin:0}
.tz-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-bottom:4px}
@media(max-width:380px){.tz-grid{grid-template-columns:1fr}}
.tz-lbl{display:block;font-size:13px;font-weight:500;color:#555;margin-bottom:5px}
.tz-iw input{width:100%;box-sizing:border-box;padding:9px 12px;border:1px solid #d0d0d0;border-radius:8px;font-size:14px;color:#1a1a1a;background:#fff;outline:none}
.tz-iw input:focus{border-color:#1D4ED8;box-shadow:0 0 0 3px rgba(29,78,216,.1)}
.tz-sel{width:100%;box-sizing:border-box;padding:9px 12px;border:1px solid #d0d0d0;border-radius:8px;font-size:13px;color:#1a1a1a;background:#fff;outline:none;cursor:pointer;font-family:inherit}
.tz-group{margin-bottom:10px}
.tz-result-card{background:linear-gradient(135deg,#1D4ED8,#1e3a8a);border-radius:12px;padding:18px 22px;color:#fff;margin-top:12px;text-align:center;animation:tz-in .22s ease}
@keyframes tz-in{from{opacity:0;transform:translateY(5px)}to{opacity:1;transform:translateY(0)}}
.tz-res-main{font-size:42px;font-weight:800;font-family:monospace;margin-bottom:4px}
.tz-res-sub{font-size:14px;opacity:.8}
.tz-res-diff{font-size:13px;background:rgba(255,255,255,.2);border-radius:8px;padding:6px 14px;display:inline-block;margin-top:8px;font-weight:600}