.lc-app{max-width:780px;margin:20px auto;font-family:system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:#1d2327}.lc-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:14px}.lc-head strong{font-size:24px}.lc-head span,.lc-muted{color:#646970}.lc-cardbox,.lc-app form,.lc-history{background:#fff;border:1px solid #dcdcde;border-radius:10px;padding:18px;margin:12px 0;box-shadow:0 1px 2px rgba(0,0,0,.03)}.lc-app label{display:block;font-weight:600;margin:0 0 6px}.lc-app input{box-sizing:border-box;width:100%;min-height:42px;border:1px solid #8c8f94;border-radius:6px;padding:8px 10px}.lc-line{display:grid;grid-template-columns:1fr auto;gap:8px}.lc-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin:12px 0}.lc-app button{border:0;border-radius:6px;padding:10px 16px;cursor:pointer}.lc-main{background:#2271b1;color:#fff;width:100%;font-weight:600}.lc-msg{margin-top:10px}.lc-ok{color:#008a20}.lc-bad{color:#b32d2e}.lc-row{border-top:1px solid #eee;padding:12px 0}.lc-row:first-child{border-top:0}.lc-url{word-break:break-all;margin:5px 0}.lc-result{font-weight:600}@media(max-width:600px){.lc-grid{grid-template-columns:1fr}.lc-head{align-items:flex-start;gap:6px;flex-direction:column}}