:root{font-family:system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:#172b27;background:#f2f5f2;font-synthesis:none;text-rendering:optimizeLegibility}*{box-sizing:border-box}body{margin:0;min-width:320px}.topbar{background:#123b35;color:#fff;padding:22px max(20px,calc((100vw - 760px)/2));display:flex;align-items:center;justify-content:space-between}.eyebrow{font-size:11px;letter-spacing:.14em;color:#b7d4cb;font-weight:700}h1{font-size:25px;margin:3px 0 0}.badge{font-size:12px;border:1px solid #5a887c;border-radius:20px;padding:6px 10px;color:#dbefe9}main{max-width:760px;margin:0 auto;padding:20px}.tabs{display:flex;gap:8px;background:#e4ebe7;padding:5px;border-radius:12px;margin-bottom:18px}.tab{flex:1;min-width:0;border:0;background:transparent;padding:12px 8px;border-radius:9px;font-weight:800;color:#52645e;font-size:14px}.tab.active{background:#fff;color:#123b35;box-shadow:0 1px 4px #173e3018}.panel{display:none}.panel.active{display:block}.intro{color:#566862;line-height:1.5;font-size:14px;margin:0 0 16px}.grid{display:grid;gap:12px}.grid.two{grid-template-columns:repeat(2,minmax(0,1fr))}label{display:flex;flex-direction:column;gap:6px;font-size:12px;color:#41534d;font-weight:650}input,select{font:inherit;color:#1c302b;background:#fff;border:1px solid #cbd7d1;border-radius:9px;padding:11px 12px;min-width:0;outline:none}input:focus,select:focus{border-color:#27816d;box-shadow:0 0 0 3px #27816d20}.section-head{display:flex;align-items:center;justify-content:space-between;margin:22px 0 10px;gap:8px}.head-actions{display:flex;gap:6px}h2{font-size:16px;margin:0}.button{font:inherit;font-weight:700;border:0;border-radius:9px;padding:11px 14px;cursor:pointer}.button.light{color:#155849;background:#e0ede8;padding:9px 12px;font-size:13px}.button.primary{background:#176b58;color:#fff}.button.wide{width:100%;margin-top:15px;padding:14px}.legs{display:grid;gap:10px}.leg-row{background:#fff;border:1px solid #dce5e0;border-radius:12px;padding:13px}.leg-title{display:flex;align-items:center;justify-content:space-between;margin-bottom:10px;font-size:13px}.remove{border:0;background:transparent;color:#9b4338;font:inherit;font-size:12px;padding:3px}.coord-line{font-size:12px;color:#687971;margin-top:8px;font-variant-numeric:tabular-nums}.mode-label{margin:6px 0 4px}.result{margin-top:15px}.result:empty{display:none}.result-card{background:#e5f0eb;border:1px solid #c6ddd2;border-radius:12px;padding:15px;margin-top:10px}.result-card h3{margin:0 0 10px;font-size:15px}.closing-summary{display:grid;grid-template-columns:1fr 1fr;gap:9px;margin:0 0 12px}.closing-summary>div{background:#176b58;color:#fff;border-radius:9px;padding:11px}.closing-summary small{display:block;color:#d7eee6;font-size:11px;font-weight:700}.closing-summary strong{display:block;font-size:19px;font-weight:800;margin-top:2px;font-variant-numeric:tabular-nums}.metrics{display:grid;grid-template-columns:1fr 1fr;gap:10px}.metric{background:#ffffffa8;border-radius:8px;padding:9px}.metric small{display:block;color:#62756d;font-size:11px}.metric strong{font-size:15px;font-variant-numeric:tabular-nums;overflow-wrap:anywhere}.coord-stack{display:grid;grid-template-columns:1.2em max-content;justify-content:end;column-gap:7px;row-gap:2px;align-items:baseline;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:14px;font-weight:800;font-variant-numeric:tabular-nums}.coord-stack strong{text-align:right;font:inherit;font-weight:800}.result p{line-height:1.5;margin:7px 0;color:#465950;font-size:13px}.point-table{width:100%;border-collapse:collapse;margin-top:10px;font-size:12px;font-variant-numeric:tabular-nums}.point-table th,.point-table td{text-align:right;padding:7px 5px;border-bottom:1px solid #d4e3da}.point-table th:first-child,.point-table td:first-child{text-align:left}.error{color:#922f25;background:#fff0ee;border:1px solid #ebc5c1;padding:12px;border-radius:9px;font-size:13px}footer{max-width:760px;margin:0 auto;padding:2px 20px 24px;color:#75837d;font-size:11px;line-height:1.5}@media(max-width:430px){main{padding:15px}.grid.two{gap:10px}.topbar{padding:18px 16px}.tab{font-size:12px}.metrics{gap:7px}.metric strong{font-size:13px}.head-actions{gap:4px}.button.light{padding:8px 9px;font-size:12px}}
.metric-detail{display:block;margin-top:4px;color:#62756d;font-size:11px;line-height:1.35}.metric-alert strong,.metric-alert .metric-detail{color:#b42318}
