:root{--navy:#102844;--blue:#176bff;--muted:#58718c;--ice:#f3f8ff;--line:#d9e6f4}.assurance-shell{max-width:1400px;margin:40px auto;padding:0 26px}.intro{display:grid;grid-template-columns:1.3fr 1fr;gap:40px;margin-bottom:32px}.intro h1{font-size:clamp(30px,4vw,52px);line-height:1.18;margin:15px 0}.intro p{max-width:620px;color:var(--muted)}.mode-card{border:1px solid rgba(255,255,255,.55);background:rgba(255,255,255,.78);backdrop-filter:blur(14px);border-radius:18px;padding:24px}.workspace{display:grid;grid-template-columns:240px minmax(0,1fr);gap:24px}.sidebar{padding:22px 14px;border:1px solid rgba(255,255,255,.55);border-radius:16px;background:rgba(255,255,255,.78);backdrop-filter:blur(14px);align-self:start;position:sticky;top:20px}.sidebar button{display:block;border:0;width:100%;text-align:left;font:inherit;padding:12px;margin:5px 0;border-radius:9px;background:rgba(255,255,255,.65);color:var(--navy);cursor:pointer}.sidebar button.selected{background:var(--navy);color:white}.sidebar p{font-size:13px;padding:0 8px;color:var(--muted)}.toolbar{display:flex;justify-content:space-between;gap:20px;background:rgba(255,255,255,.78);backdrop-filter:blur(14px);padding:20px;border-radius:16px;border:1px solid rgba(255,255,255,.55);align-items:center}.toolbar p{margin:5px 0 0}.assurance-shell select,.assurance-shell input{font:inherit;padding:10px;border:1px solid #c6d8eb;border-radius:8px;max-width:100%;background:white;box-sizing:border-box}.assurance-shell label{display:block;font-size:14px;color:var(--muted)}.assurance-shell label select{display:block;margin-top:5px}.panel{background:rgba(255,255,255,.78);backdrop-filter:blur(14px);border:1px solid rgba(255,255,255,.55);border-radius:16px;padding:24px;margin-top:20px}.panel h2{margin:0 0 15px;font-size:24px}.pill{display:inline-block;border-radius:20px;padding:5px 10px;background:#e9f1ff;font-size:12px;font-weight:600}.pill.good{background:#e5f6ef;color:#13654e}.pill.bad{background:#ffedf0;color:#9c2540}.pill.warn{background:#fff3db;color:#805a12}.metrics{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-top:20px}.metric{background:rgba(255,255,255,.78);backdrop-filter:blur(14px);border:1px solid rgba(255,255,255,.55);padding:20px;border-radius:14px}.metric strong{font-size:30px;display:block}.metric span{font-size:13px;color:var(--muted)}.dim-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}.dimension{border:1px solid var(--line);border-radius:12px;padding:16px;background:#fbfdff}.dimension h3{margin:0 0 10px;font-size:16px}.dimension p{font-size:13px;color:var(--muted);margin:8px 0;overflow-wrap:anywhere}.actions{display:flex;flex-wrap:wrap;gap:10px;margin:18px 0}.button{cursor:pointer}button:disabled{opacity:.4;cursor:not-allowed}.notice{background:var(--ice);border-left:3px solid var(--blue);padding:14px;font-size:14px;margin:14px 0}.notice.warn{background:#fff8e9;border-color:#c68a25}.mini{font-size:13px;color:var(--muted)}.scroll{overflow:auto}table{border-collapse:collapse;width:100%;font-size:13px}th,td{text-align:left;padding:12px;border-bottom:1px solid var(--line);vertical-align:top}th{background:var(--ice)}.form-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.form-grid label select{width:100%}pre{background:var(--ice);padding:15px;border-radius:10px;font-size:12px;white-space:pre-wrap;overflow-wrap:anywhere}.graph{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}.node{background:var(--ice);border:1px solid var(--line);border-radius:10px;padding:15px;font-size:12px;overflow-wrap:anywhere}.steps{display:flex;gap:8px;flex-wrap:wrap;font-size:12px}.steps span{background:var(--ice);padding:8px;border-radius:8px}#live{color:#9c2540;padding:12px 0;min-height:20px}.assurance-shell :focus-visible{outline:3px solid #80afff;outline-offset:3px}@media(max-width:1000px){.workspace{grid-template-columns:1fr}.sidebar{position:static;display:flex;flex-wrap:wrap;gap:8px}.sidebar button{width:auto}.sidebar p,.sidebar hr,.sidebar>.eyebrow{display:none}.metrics{grid-template-columns:repeat(2,1fr)}}@media(max-width:700px){.intro{grid-template-columns:1fr;gap:20px}.assurance-shell{padding:0 16px}.toolbar{flex-direction:column;align-items:flex-start}.dim-grid,.form-grid{grid-template-columns:1fr}.graph{grid-template-columns:repeat(2,1fr)}.panel{padding:18px}.header{flex-wrap:wrap;gap:14px}.header nav{display:flex!important;flex-wrap:wrap;gap:12px}.metric{padding:14px}}