:root{--navy:#102a43;--blue:#176b87;--cyan:#18a0ae;--ink:#18242f;--muted:#607080;--bg:#eef3f6;--card:#fff;--line:#d8e1e7;--ok:#16734b;--bad:#a73737;--warn:#986b11}*{box-sizing:border-box}body{margin:0;background:var(--bg);font-family:Inter,Segoe UI,Arial,sans-serif;color:var(--ink)}header{background:linear-gradient(115deg,#0c2238,#123e5a);color:white;padding:24px 32px;display:flex;justify-content:space-between;gap:20px;align-items:flex-start}header h1{margin:4px 0 6px;font-size:25px}.brand{font-size:12px;font-weight:800;letter-spacing:2px;color:#75d5df}header p{margin:0;color:#c7d8e4}.badges{display:flex;gap:7px;flex-wrap:wrap;justify-content:flex-end;max-width:520px}.badge{border:1px solid #4f7892;background:#0e344e;padding:7px 9px;border-radius:999px;font-size:10px;font-weight:800}.badge.ok{background:#0d5c43}.badge.bad{background:#7a2929}.badge.muted{color:#dce9ef}nav{background:#fff;border-bottom:1px solid var(--line);display:flex;overflow:auto;padding:0 20px}nav button{border:0;background:none;padding:14px 13px;font-weight:700;color:#526474;white-space:nowrap;border-bottom:3px solid transparent}nav button.active{color:var(--blue);border-color:var(--cyan)}main{max-width:1240px;margin:auto;padding:22px}.view{display:none}.view.active{display:block}.hero,.panel,.title,.network{background:var(--card);border:1px solid var(--line);border-radius:14px;box-shadow:0 2px 8px #1232;}.hero{padding:24px;display:flex;justify-content:space-between;gap:25px}.hero h2,.title h2{margin:4px 0}.eyebrow{font-size:11px;font-weight:900;letter-spacing:1.5px;color:var(--blue)}.scenario{min-width:340px}label{display:block;font-size:12px;font-weight:800;color:#536575}select,input,textarea{width:100%;margin-top:6px;padding:10px;border:1px solid #bdcbd5;border-radius:8px;background:#fff;color:#17232c}textarea{min-height:80px}.primary,button{cursor:pointer}.primary{width:100%;margin-top:10px;padding:12px;border:0;border-radius:8px;background:var(--blue);color:#fff;font-weight:900}.message{font-size:12px;color:var(--muted);margin-top:9px}.metrics{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin:14px 0}.metric{background:#fff;border:1px solid var(--line);border-radius:12px;padding:15px}.metric span{display:block;font-size:11px;color:var(--muted);text-transform:uppercase;font-weight:800}.metric b{display:block;font-size:20px;margin-top:5px}.grid2{display:grid;grid-template-columns:1.35fr 1fr;gap:14px}.panel{padding:20px}.panel h3{margin-top:0}.empty{color:#71808d;padding:25px 0}.outcome{font-size:23px;font-weight:900}.good{color:var(--ok)}.none{color:var(--bad)}.facts{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin-top:15px}.facts div{background:#f4f7f9;border-radius:8px;padding:10px}.facts span{display:block;font-size:10px;color:var(--muted);font-weight:800}.facts b{font-size:14px}.title{padding:20px;margin-bottom:14px}.title p{margin-bottom:0;color:var(--muted)}table{width:100%;border-collapse:collapse;background:#fff;border:1px solid var(--line)}th,td{padding:11px;border-bottom:1px solid var(--line);text-align:left;font-size:12px}th{background:#143a55;color:#fff;font-size:11px}tr:last-child td{border-bottom:0}.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}.candidate{background:#fff;border:1px solid var(--line);border-radius:12px;padding:16px}.candidate.feasible{border-top:4px solid var(--ok)}.candidate.rejected{border-top:4px solid var(--bad)}.candidate h3{margin:0 0 4px}.status{display:inline-block;font-size:10px;font-weight:900;padding:5px 7px;border-radius:999px;background:#edf2f4}.candidate ul{padding-left:17px;font-size:12px;color:#52606d}.network{min-height:400px;padding:25px;display:flex;align-items:center;justify-content:center;gap:22px;flex-wrap:wrap}.node{border:2px solid var(--blue);background:#fff;border-radius:12px;padding:14px;width:190px;text-align:center}.node.target{border-color:var(--cyan);background:#eaf9fa}.node.off{border-color:#9aa8b2;color:#788791}.arrow{font-size:28px;color:var(--blue)}.formrow{display:grid;grid-template-columns:1fr 1fr;gap:12px}.actions{display:flex;gap:8px;flex-wrap:wrap;margin-top:12px}.actions button,#export{border:1px solid #9eb0bd;background:#fff;padding:9px 12px;border-radius:8px;font-weight:800}.actions button:disabled,#export:disabled{opacity:.35;cursor:not-allowed}.evidencegrid{display:grid;grid-template-columns:repeat(2,1fr);gap:10px;margin-bottom:12px}.evidenceitem{background:#fff;border:1px solid var(--line);border-radius:10px;padding:13px;overflow-wrap:anywhere}.evidenceitem span{display:block;color:var(--muted);font-size:10px;font-weight:900;text-transform:uppercase}.evidenceitem b{font-size:12px}footer{text-align:center;padding:22px;color:#667784;font-size:11px}@media(max-width:800px){header,.hero{flex-direction:column}.scenario{min-width:0;width:100%}.metrics,.grid2,.cards,.evidencegrid,.formrow{grid-template-columns:1fr}main{padding:12px}.badges{justify-content:flex-start}}

.demo-strip{display:flex;gap:12px;align-items:center;padding:10px 24px;background:#eaf2f5;border-bottom:1px solid #cad8df;color:#17365d}.demo-strip span{flex:1;font-size:13px}.demo-strip button{padding:7px 11px}.valuebox{margin-top:16px;padding:12px 14px;border-left:4px solid #147d92;background:#f5f8fa;display:grid;gap:5px}.architecture{max-width:850px;margin:24px auto;display:grid;gap:8px;text-align:center}.arch{border:1px solid #cfd8df;background:#fff;padding:18px;border-radius:10px;font-weight:700;color:#17365d}.arch.core{border:2px solid #147d92;background:#eef8fa}.arch.human{background:#f5f8fa}.arch small{display:block;margin-top:6px;font-weight:400;color:#4b5563}.down{font-size:24px;color:#147d92}@media(max-width:700px){.demo-strip{flex-wrap:wrap}.demo-strip span{flex-basis:100%}}

.boundary{background:#4b1f24;color:#ffe9e9;padding:9px 24px;text-align:center;font-size:11px;font-weight:800;letter-spacing:.08em;border-bottom:1px solid #7a3942}.topgap{margin-top:18px}.decision-explain{margin-top:12px;padding:12px;border-left:3px solid #5bbcff;background:rgba(91,188,255,.07)}.portfolio-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:12px}.portfolio-item{padding:14px;border:1px solid #29455f;border-radius:10px;background:#0e1d2b}.portfolio-item b{display:block;margin-bottom:7px}.guard{display:inline-block;margin-top:10px;padding:6px 9px;border-radius:7px;background:#4b1f24;color:#ffd9d9;font-weight:700;font-size:12px}.fit{display:inline-block;padding:4px 7px;border-radius:6px;background:#153c2c;color:#bff5d2;font-size:11px;font-weight:800}.reject{display:inline-block;padding:4px 7px;border-radius:6px;background:#4b1f24;color:#ffd0d0;font-size:11px;font-weight:800}