:root{color-scheme:dark;--bg:#080809;--panel:#111114;--line:#303036;--text:#f8f7f5;--muted:#b4b3bd;--cyan:#66e6f5}*{box-sizing:border-box}body{margin:0;font-family:Arial,Helvetica,sans-serif;background:var(--bg);color:var(--text)}button,a,textarea{font:inherit}a{color:inherit;text-decoration:none}button{cursor:pointer}.layout{max-width:1320px;margin:auto;min-height:100dvh;display:grid;grid-template-columns:.9fr 1.1fr;gap:70px;padding:40px 50px}.intro{display:flex;flex-direction:column;justify-content:space-between;gap:28px;padding:12px 0}.brand{display:flex;align-items:center;gap:14px;font-size:23px;letter-spacing:-.6px}.brand img{object-fit:contain}.eyebrow{font-size:12px;letter-spacing:2px;font-weight:bold;color:var(--cyan);margin-bottom:24px}h1{font-size:clamp(36px,4.1vw,58px);line-height:1.08;letter-spacing:-2px;margin:0 0 24px}h1 span{color:var(--cyan)}.intro-copy>p{font-size:19px;line-height:1.6;color:var(--muted);max-width:430px}.person{display:flex;align-items:center;gap:14px;margin-top:30px}.person img{border-radius:50%;object-fit:cover}.person strong,.person span{display:block}.person span{color:var(--muted);font-size:13px;margin-top:6px}.diagnostic{border:1px solid var(--line);border-left:3px solid var(--cyan);padding:20px 24px;border-radius:12px;display:grid;gap:10px}.diagnostic span{color:var(--muted);font-size:13px}.diagnostic strong{font-size:19px}.human{font-size:13px;line-height:1.6;color:var(--muted);margin:0}.chat{height:calc(100dvh - 80px);min-height:430px;border:1px solid var(--line);border-radius:24px;background:var(--panel);display:flex;flex-direction:column;overflow:hidden;box-shadow:0 18px 80px #0005}.chat header{display:flex;align-items:center;gap:13px;padding:22px 24px;border-bottom:1px solid var(--line)}.avatar{width:46px;height:46px;background:var(--cyan);border-radius:50%;color:#08262b;font-size:36px;font-weight:800;line-height:42px;text-align:center;box-shadow:-3px -3px 0 #fa70bc,3px 3px 0 #ffcc71}h2{margin:0;font-size:20px}.chat header p{margin:5px 0 0;font-size:12px;color:var(--muted)}.quiet{margin-left:auto;border:0;background:none;color:var(--muted);font-size:28px;width:44px;height:44px;border-radius:8px}.quiet:hover{background:#ffffff0b}.messages{flex:1;min-height:0;overflow-y:auto;padding:25px;display:flex;flex-direction:column;gap:16px;scroll-behavior:smooth}.bubble{max-width:91%;padding:15px 18px;border-radius:16px;font-size:16px;line-height:1.5;white-space:pre-wrap;overflow-wrap:anywhere}.bubble.assistant{background:#1e1e24;border-bottom-left-radius:4px;align-self:flex-start}.bubble.user{background:#214047;color:#e9fbff;align-self:flex-end;border-bottom-right-radius:4px}.bubble a{color:var(--cyan);text-decoration:underline;text-underline-offset:3px}.actions{display:flex;gap:8px;flex-wrap:wrap;padding:0 24px}.actions button{background:none;border:1px solid var(--line);color:var(--text);border-radius:22px;font-size:13px;padding:10px 14px}.actions button:hover{border-color:var(--cyan)}.status{min-height:29px;font-size:12px;color:var(--muted);padding:8px 24px;display:flex;gap:8px;align-items:center}.spin{width:12px;height:12px;border:2px solid #66e6f533;border-top-color:var(--cyan);border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.composer{display:flex;gap:12px;align-items:flex-end;background:#202026;border:1px solid #393940;border-radius:16px;margin:0 20px;padding:10px 12px 10px 16px}.composer:focus-within{border-color:var(--cyan)}textarea{flex:1;resize:none;max-height:125px;min-height:32px;border:0;outline:0;background:none;color:var(--text);font-size:16px;line-height:1.5;padding:4px 0}textarea::placeholder{color:#aaa9b3}.composer button{background:var(--cyan);border:0;width:38px;height:38px;color:#08262b;border-radius:11px;font-size:26px;font-weight:bold;flex-shrink:0}button:disabled{opacity:.45;cursor:wait}.privacy{font-size:10px;color:#9998a4;text-align:center;padding:12px 26px 18px;line-height:1.4}.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0)}:focus-visible{outline:2px solid var(--cyan);outline-offset:4px}@media(max-width:850px){.layout{padding:20px;gap:30px;grid-template-columns:.7fr 1fr}.chat{height:calc(100dvh - 40px)}h1{font-size:35px}.intro-copy>p{font-size:16px}.brand{font-size:18px}}@media(max-width:650px){.layout{display:block;padding:0;min-height:100dvh}.intro{display:none}.chat{height:100dvh;min-height:0;border:0;border-radius:0}.chat header{padding:18px 20px}.chat header p{font-size:12px}.messages{padding:22px 18px}.bubble{font-size:16px;max-width:94%}.composer{margin:0 14px}.privacy{padding-bottom:max(12px,env(safe-area-inset-bottom))}.actions{padding:0 18px}}@media(prefers-reduced-motion:reduce){.messages{scroll-behavior:auto}.spin{animation:none}}
.preview-badge{order:1;border:1px solid #ffcc7155;color:#ffcc71;font-size:10px;padding:5px 8px;border-radius:20px;white-space:nowrap}.quiet{order:2}