.shell{position:relative;z-index:1;display:flex;flex-direction:column;height:100dvh;max-width:860px;margin:0 auto;padding:0 clamp(14px,3vw,28px)}.topbar{display:flex;justify-content:space-between;padding:18px 2px 14px;border-bottom:1px solid var(--line-soft)}.brand,.topbar{align-items:center}.brand{display:inline-flex;gap:10px;color:var(--ink);text-decoration:none;font-weight:600;letter-spacing:-.01em;font-size:17px}.brand__mark{width:22px;height:22px;fill:var(--green);filter:drop-shadow(0 0 10px var(--glow-green))}.topbar__status{display:inline-flex;align-items:center;gap:8px;font-size:13px;color:var(--muted)}.dot{width:7px;height:7px;border-radius:var(--pill);background:var(--green);box-shadow:0 0 10px var(--glow-green)}.thread{flex:1 1;overflow-y:auto;padding:22px 0 8px;scrollbar-width:thin}.hero{max-width:560px;margin:clamp(28px,8vh,90px) auto 0;text-align:center}.hero h1{font-size:clamp(28px,5vw,40px);line-height:1.08;letter-spacing:-.03em;margin:0 0 14px;font-weight:600}.hero .accent{color:var(--green)}.hero p{color:var(--ink-2);font-size:16px;line-height:1.55;margin:0 auto 26px;max-width:460px}.chips{display:flex;flex-direction:column;gap:10px;align-items:stretch}.chip{background:var(--surface);border:1px solid var(--line);color:var(--ink-2);border-radius:var(--r);padding:13px 16px;text-align:left;font-size:14.5px;transition:border-color .2s,background .2s,transform .2s var(--ease-quint)}.chip:hover{border-color:var(--green-line);background:var(--surface-2);color:var(--ink);transform:translateY(-1px)}.messages{display:flex;flex-direction:column;gap:22px;padding-bottom:10px}.msg{display:flex;gap:12px}.msg--user{justify-content:flex-end}.msg__avatar{flex:none;width:30px;height:30px;border-radius:9px;background:var(--surface-2);border:1px solid var(--green-line);display:grid;place-items:center}.msg__avatar svg{width:16px;height:16px;fill:var(--green)}.msg__body{max-width:84%;min-width:0}.msg--user .msg__body{max-width:78%}.bubble{background:var(--green-soft);border:1px solid var(--green-line);color:var(--ink);padding:12px 15px;border-radius:var(--r) var(--r) 4px var(--r);line-height:1.5}.bubble,.prose{font-size:15px;white-space:pre-wrap;overflow-wrap:anywhere}.prose{margin:0 0 10px;color:var(--ink-2);line-height:1.62}.prose:last-child{margin-bottom:0}.prompt-card{margin:12px 0 6px;background:var(--bg-2);border:1px solid var(--green-line);border-radius:var(--r);overflow:hidden;box-shadow:0 0 0 1px color-mix(in oklch,var(--green) 8%,transparent),0 18px 40px -22px var(--glow-green)}.prompt-card__head{display:flex;align-items:center;justify-content:space-between;padding:10px 12px;background:color-mix(in oklch,var(--green) 8%,transparent);border-bottom:1px solid var(--green-line)}.prompt-card__label{display:inline-flex;align-items:center;gap:8px;font-size:12px;font-weight:600;letter-spacing:.02em;color:var(--green-2);text-transform:uppercase}.prompt-card__copy{background:var(--green);color:var(--on-green);border:none;border-radius:var(--pill);padding:6px 14px;font-size:12.5px;font-weight:600;transition:filter .2s,transform .15s}.prompt-card__copy:hover{filter:brightness(1.06);transform:translateY(-1px)}.prompt-card__body{margin:0;padding:14px 15px;font-family:var(--font-mono);font-size:13px;line-height:1.62;color:var(--ink);white-space:pre-wrap;overflow-wrap:anywhere}.typing{display:inline-flex;gap:5px;padding:8px 2px}.typing i{width:7px;height:7px;border-radius:var(--pill);background:var(--green);opacity:.5;animation:blink 1.2s ease-in-out infinite}.typing i:nth-child(2){animation-delay:.18s}.typing i:nth-child(3){animation-delay:.36s}@keyframes blink{0%,60%,to{opacity:.3;transform:translateY(0)}30%{opacity:1;transform:translateY(-3px)}}.composer{padding:12px 0 16px;border-top:1px solid var(--line-soft)}.composer__inner{display:flex;align-items:flex-end;gap:10px;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);padding:8px 8px 8px 16px;transition:border-color .2s,box-shadow .2s}.composer__inner:focus-within{border-color:var(--green-line);box-shadow:0 0 0 1px var(--green-line),0 0 40px -12px var(--glow-green)}.composer__field{flex:1 1;background:transparent;border:none;outline:none;resize:none;color:var(--ink);font-size:15px;line-height:1.5;font-family:inherit;max-height:160px;padding:8px 0}.composer__field::placeholder{color:var(--faint)}.composer__send{flex:none;width:40px;height:40px;border-radius:12px;background:var(--green);border:none;display:grid;place-items:center;transition:filter .2s,transform .15s,opacity .2s}.composer__send svg{width:20px;height:20px;fill:none;stroke:var(--on-green);stroke-width:2.2;stroke-linecap:round;stroke-linejoin:round}.composer__send:hover:not(:disabled){filter:brightness(1.06);transform:translateY(-1px)}.composer__send:disabled{opacity:.4;cursor:not-allowed}.composer__note{margin:10px 2px 0;text-align:center;font-size:12px;color:var(--faint)}