:root{color-scheme:light;--navy:#0b2740;--navy2:#143f60;--gold:#bd9447;--beige:#f5efe5;--paper:#fffdf9;--ink:#17212b;--muted:#5d6871;--line:#ddd5c8;--error:#9e2c2c;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}*{box-sizing:border-box}body{margin:0;background:#eee8de;color:var(--ink);line-height:1.55}.shell{width:100%;max-width:900px;min-height:100vh;margin:auto;background:var(--paper);box-shadow:0 0 35px rgba(11,39,64,.09)}.topbar{display:flex;align-items:center;justify-content:space-between;gap:20px;background:var(--navy);color:#fff;padding:18px 24px}.brand{display:flex;align-items:center;gap:12px}.brand strong,.brand small{display:block}.brand small{opacity:.78}.mark{width:40px;height:40px;display:grid;place-items:center;border-radius:50%;background:var(--gold);color:var(--navy);font-weight:700}.beta{border:1px solid rgba(255,255,255,.6);border-radius:999px;padding:5px 10px;font-size:.82rem}.notice{padding:13px 24px;background:var(--beige);border-bottom:1px solid var(--line)}.stage{padding:28px 24px}h1,h2{line-height:1.2;color:var(--navy);font-size:clamp(1.55rem,3vw,2.25rem);margin:0 0 12px}label{display:block;font-weight:650;margin:16px 0 7px}.trap{position:absolute;left:-10000px;width:1px;height:1px;overflow:hidden}textarea{width:100%;min-height:110px;resize:vertical;border:1px solid #76716b;border-radius:10px;padding:12px;font:inherit;color:inherit;background:#fff}textarea:focus,button:focus-visible{outline:3px solid rgba(189,148,71,.65);outline-offset:2px}button{min-height:44px;border:1px solid var(--navy);border-radius:9px;background:#fff;color:var(--navy);padding:10px 15px;font:inherit;font-weight:650;cursor:pointer}.primary{background:var(--navy);color:#fff}.actions,.status{display:flex;align-items:center;justify-content:space-between;gap:10px;flex-wrap:wrap}.actions{justify-content:flex-start;margin-top:12px}.status{padding-bottom:12px;color:var(--muted);border-bottom:1px solid var(--line)}.messages{display:grid;gap:14px;padding:20px 0}.bubble{max-width:85%;padding:13px 15px;border-radius:16px;white-space:pre-wrap;overflow-wrap:anywhere}.owner{margin-left:auto;background:var(--navy2);color:#fff;border-top-right-radius:5px}.advisor{background:var(--beige);border-top-left-radius:5px}.thinking{color:var(--muted);font-style:italic}.error{color:var(--error);font-weight:650}@media(max-width:560px){.topbar{align-items:flex-start}.beta{max-width:130px;text-align:center}.stage,.notice{padding-left:16px;padding-right:16px}.bubble{max-width:96%}.actions button{width:100%}}