.marcc-wrap{max-width:540px;margin:0 auto;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;color:#1a1a1a}
.marcc-header{display:flex;align-items:center;gap:12px;margin-bottom:20px}
.marcc-icon{font-size:34px;line-height:1}
.marcc-title{font-size:22px!important;font-weight:600!important;margin:0 0 3px!important;padding:0!important;border:none!important;color:#1a1a1a!important}
.marcc-sub{font-size:13px;color:#666;margin:0}
.marcc-tabs{display:flex;gap:7px;margin-bottom:18px}
.marcc-tab{flex:1;padding:9px 8px;font-size:13px;font-weight:500;border:1px solid #d8d8d8;border-radius:9px;background:#fff;color:#555;cursor:pointer;transition:background .13s;display:flex;flex-direction:column;align-items:center;gap:2px;text-align:center}
.marcc-tab:hover:not(.act){background:#f0fdf4}.marcc-tab.act{background:#dcfce7;color:#166534;border-color:#22C55E}
.marcc-tab-sub{font-size:11px;font-weight:400;opacity:.7}
.marcc-panel{display:none}.marcc-panel.act{display:block}
.marcc-section-lbl{font-size:11px;font-weight:700;color:#999;text-transform:uppercase;letter-spacing:.6px;margin-bottom:10px}
.marcc-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-bottom:4px}
@media(max-width:400px){.marcc-grid{grid-template-columns:1fr}}
.marcc-lbl{display:block;font-size:13px;font-weight:500;color:#555;margin-bottom:5px}
.marcc-iw{position:relative}
.marcc-iw input{width:100%;box-sizing:border-box;padding:9px 36px 9px 26px;border:1px solid #d0d0d0;border-radius:8px;font-size:14px;color:#1a1a1a;background:#fff;outline:none;transition:border-color .15s;-moz-appearance:textfield}
.marcc-iw input::-webkit-inner-spin-button,.marcc-iw input::-webkit-outer-spin-button{-webkit-appearance:none}
.marcc-iw input:focus{border-color:#22C55E;box-shadow:0 0 0 3px rgba(34,197,94,.1)}
.marcc-pre{position:absolute;left:8px;top:50%;transform:translateY(-50%);font-size:13px;color:#999;pointer-events:none}
.marcc-suf{position:absolute;right:8px;top:50%;transform:translateY(-50%);font-size:11px;color:#999;pointer-events:none}
.marcc-result-card{background:linear-gradient(135deg,#059669,#065F46);border-radius:12px;padding:18px 22px;color:#fff;margin-top:12px;animation:marcc-in .22s ease}
@keyframes marcc-in{from{opacity:0;transform:translateY(5px)}to{opacity:1;transform:translateY(0)}}
.marcc-res-main{font-size:42px;font-weight:700;font-family:monospace;text-align:center;margin-bottom:4px}
.marcc-res-sub{font-size:14px;opacity:.8;text-align:center;margin-bottom:10px}
.marcc-res-rows{border-top:1px solid rgba(255,255,255,.2);padding-top:10px}
.marcc-res-row{display:flex;justify-content:space-between;padding:5px 0;font-size:13px;border-bottom:1px solid rgba(255,255,255,.1)}
.marcc-res-row:last-child{border-bottom:none;font-weight:700;font-size:15px}
.marcc-res-lbl{opacity:.8}.marcc-res-val{font-family:monospace;font-weight:600}