:root{color:#2b1d45;background:#f8f7fc;font-family:system-ui,-apple-system,sans-serif}*{box-sizing:border-box}body{margin:0}button,input,a{font:inherit}button,a,input{touch-action:manipulation}main{max-width:760px;margin:auto;padding:28px 20px}header{align-items:center;gap:12px;display:flex}.mark{color:#fff;background:#583e8a;border-radius:16px;padding:13px;font-size:20px;font-weight:800}h1{margin:0;font-size:26px}small{color:#6c617d}.badge{background:#e5f6db;border-radius:20px;margin-left:auto;padding:7px 10px;font-size:12px}.intro{padding:40px 0 24px}.eyebrow{letter-spacing:2px;color:#583e8a;font-size:12px;font-weight:700}h2{letter-spacing:-1.5px;margin:12px 0;font-size:clamp(30px,6vw,44px);line-height:1.1}.intro p{color:#6c617d;max-width:520px;line-height:1.6}.chat{background:#fff;border:1px solid #e2dced;border-radius:24px;overflow:hidden;box-shadow:0 14px 50px #583e8a12}.chatbar{color:#fff;background:#583e8a;justify-content:space-between;align-items:center;padding:17px 20px;display:flex}.chatbar button{color:#fff;background:0 0;border:1px solid #ffffff50;border-radius:8px;padding:7px 10px;font-size:12px}.messages{min-height:160px;max-height:400px;padding:20px;overflow-y:auto}.message{white-space:pre-wrap;background:#f3eff9;border-radius:16px;max-width:92%;margin-bottom:16px;padding:13px 16px;line-height:1.65}.message.user{background:#e5f6db;margin-left:auto}.message a{color:#583e8a;font-weight:600;display:inline-block}.source{color:#70677d;margin-top:8px;font-size:11px;display:block}.chips{flex-wrap:wrap;gap:8px;padding:0 20px 20px;display:flex}.chips button{color:#583e8a;cursor:pointer;background:#fff;border:1px solid #d9cde9;border-radius:24px;padding:10px 14px}.chips button:hover{background:#f3eff9}form{border-top:1px solid #e9e3f0;gap:8px;padding:15px;display:flex}input{color:#2b1d45;border:1px solid #d9cde9;border-radius:12px;width:100%;min-width:0;padding:13px}form button{color:#fff;cursor:pointer;background:#583e8a;border:0;border-radius:12px;padding:12px 17px}.note{color:#70677d;margin:14px 6px;font-size:12px;line-height:1.6}.details{border-top:1px solid #e2dced;margin-top:26px;padding-top:20px;font-size:14px;line-height:1.6}summary{cursor:pointer;font-weight:700}.details li{margin:10px 0}footer{color:#70677d;text-align:center;padding:24px;font-size:12px}:is(button:focus-visible,a:focus-visible,input:focus-visible){outline-offset:3px;outline:3px solid #583e8a}@media (max-width:480px){main{padding:18px 14px}.intro{padding:24px 0 12px}.badge{font-size:10px}.messages{max-height:340px}.message{max-width:100%}h1{font-size:23px}}:root{--tpc-purple:#583e8a;--tpc-green:#8bdd59;--tpc-ink:#2b1d45}.mark{color:var(--tpc-green)}.badge{color:var(--tpc-ink);border:1px solid #bce6a3}.chatbar{border-bottom:3px solid var(--tpc-green)}.message.user{border:1px solid #c5e8b2}form button{background:var(--tpc-green);color:var(--tpc-ink);font-weight:700}form button:hover{background:#7dce4c}.chips button:hover{border-color:var(--tpc-purple)}input::placeholder{color:#776b86}.tpc-logo{object-fit:contain;background:#fff;border-radius:8px;flex-shrink:0;width:56px;height:56px;display:block}button:disabled{opacity:.6;cursor:wait}.status-note{color:#70677d;font-size:12px}.message.pending{color:#70677d;font-style:italic}.source a{font-size:12px}.chat[aria-busy=true]{cursor:progress}.header-assistant{object-fit:contain;border-radius:12px;flex-shrink:0;width:112px;height:112px;margin-left:auto;display:block}@media (max-width:480px){.header-assistant{width:80px;height:80px}}