:root{color-scheme:light;--bg:#f6f7f4;--ink:#18211f;--muted:#60706c;--line:#d7ded8;--panel:#ffffff;--accent:#0f766e;--accent-dark:#115e59;--warn:#9f3412;--soft:#e8f2ee;--blue:#255a8f}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font-family:Arial,Helvetica,sans-serif}button,input,textarea{font:inherit}button{min-height:44px;border:0;border-radius:8px;padding:0 18px;background:var(--accent);color:white;cursor:pointer;font-weight:700}button:hover:not(:disabled){background:var(--accent-dark)}button:disabled{cursor:not-allowed;opacity:.55}.shell{width:min(1180px,calc(100% - 32px));margin:0 auto;padding:36px 0}.intro{display:grid;grid-template-columns:minmax(0,1fr) minmax(320px,.85fr);gap:28px;align-items:start;margin-bottom:28px}.eyebrow{margin:0 0 8px;color:var(--blue);font-size:.78rem;font-weight:800;text-transform:uppercase}.eyebrow,h1{letter-spacing:0}h1{max-width:780px;margin:0;font-size:clamp(2.5rem,7vw,5.7rem);line-height:.95}h2{margin:0 0 12px;font-size:1.35rem;letter-spacing:0}.lede{max-width:720px;color:var(--muted);font-size:1.2rem;line-height:1.55}.audience{max-width:760px;margin:18px 0 0;font-size:clamp(1.35rem,3vw,2rem);font-weight:800;line-height:1.2}.disclaimer,.empty{color:var(--muted);line-height:1.5}.feature-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}.feature-grid section{border:1px solid var(--line);border-radius:8px;background:var(--panel);padding:18px}.feature-grid ul,.history ul,.result ul{margin:0;padding-left:20px}.response-count{color:var(--muted);font-size:.92rem;font-weight:800;margin:0}.thread{display:grid;gap:12px}.thread-actions{display:flex;flex-wrap:wrap;gap:12px;align-items:center;margin-top:16px}button.secondary{background:#31504c}.feature-grid li,.result li{margin:8px 0}.workspace{display:grid;grid-template-columns:minmax(0,1fr) 360px;gap:22px;align-items:start}.method{width:min(760px,100%);margin:26px 0 0;border-top:1px solid var(--line);padding-top:22px}.method p{margin:0;color:var(--muted);font-size:1.02rem;line-height:1.65}.history,.panel{border:1px solid var(--line);border-radius:8px;background:var(--panel);padding:22px}.progress{display:grid;grid-template-columns:repeat(4,1fr);gap:8px;margin:0 0 22px;padding:0;list-style:none}.progress li{border-bottom:3px solid var(--line);color:var(--muted);padding-bottom:8px;font-size:.9rem;font-weight:700}.progress li.active{border-color:var(--accent);color:var(--ink)}.flow{display:grid;gap:18px}.field-row{display:grid;grid-template-columns:1fr 1fr;gap:14px}label{display:grid;gap:8px;color:var(--ink);font-weight:700}input,textarea{width:100%;border:1px solid var(--line);border-radius:8px;padding:12px 13px;color:var(--ink);background:white}textarea{min-height:118px;resize:vertical;line-height:1.45}input:focus,textarea:focus{outline:3px solid var(--soft);border-color:var(--accent)}.error{border:1px solid #fed7aa;border-radius:8px;background:#fff7ed;color:var(--warn);margin-bottom:18px;padding:12px 14px;font-weight:700}.result{border:1px solid var(--line);border-radius:8px;background:#fbfcfa;margin:18px 0;padding:20px}.result p{line-height:1.55}dl{display:grid;gap:12px;margin:18px 0 0}dt{color:var(--muted);font-size:.82rem;font-weight:800;text-transform:uppercase}dd{margin:3px 0 0;line-height:1.5}blockquote{margin:0 0 18px;border-left:4px solid var(--accent);padding:8px 0 8px 14px;color:var(--muted)}.history-head{display:flex;justify-content:space-between;gap:14px;align-items:start}.history-head button{min-height:38px;padding:0 12px;background:#31504c}.history ul{display:grid;gap:12px;padding:0;list-style:none}.history li{display:grid;gap:5px;border-top:1px solid var(--line);padding-top:12px}.history span,.history time{color:var(--muted);font-size:.9rem;line-height:1.35}@media (max-width:900px){.feature-grid,.intro,.workspace{grid-template-columns:1fr}}@media (max-width:620px){.shell{width:min(100% - 22px,1180px);padding:18px 0}.history,.panel{padding:16px}.field-row,.progress{grid-template-columns:1fr}h1{font-size:3rem}}