:root{--bg-0: #07091a;--bg-1: #0b1020;--bg-2: #131a33;--line: #1f2a4d;--text: #e6ecff;--muted: #8a96bf;--brand: #5eead4;--brand-2: #3b82f6;--danger: #ef4444;--shadow: 0 20px 50px -20px rgba(0, 0, 0, .6)}*{box-sizing:border-box}html,body,#root{height:100%;margin:0}body{font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,sans-serif;color:var(--text);background:radial-gradient(1200px 600px at 10% -10%,rgba(94,234,212,.18),transparent 60%),radial-gradient(1000px 500px at 110% 10%,rgba(59,130,246,.18),transparent 60%),var(--bg-0);-webkit-font-smoothing:antialiased}.app{display:grid;grid-template-rows:auto 1fr auto;height:100vh;max-width:960px;margin:0 auto;padding:24px 20px 16px}.header{display:flex;align-items:center;justify-content:space-between;gap:12px;padding-bottom:16px;border-bottom:1px solid var(--line)}.brand{display:flex;align-items:center;gap:12px}.logo{width:40px;height:40px;border-radius:12px;background:linear-gradient(135deg,var(--brand),var(--brand-2));box-shadow:var(--shadow)}.brand h1{font-size:18px;margin:0;letter-spacing:.2px}.brand small{color:var(--muted);display:block;font-weight:500}.status{font-size:12px;color:var(--muted);display:flex;align-items:center;gap:6px}.dot{width:8px;height:8px;border-radius:50%;background:var(--brand);box-shadow:0 0 12px var(--brand)}.messages{overflow-y:auto;padding:24px 4px;display:flex;flex-direction:column;gap:14px;scroll-behavior:smooth}.bubble{max-width:78%;padding:12px 14px;border-radius:14px;line-height:1.5;white-space:pre-wrap;word-wrap:break-word;font-size:14.5px;border:1px solid transparent}.bubble.user{align-self:flex-end;background:linear-gradient(135deg,var(--brand-2),#6366f1);color:#fff;border-bottom-right-radius:4px}.bubble.bot{align-self:flex-start;background:var(--bg-2);border-color:var(--line);border-bottom-left-radius:4px}.bubble.error{align-self:flex-start;background:#ef44441f;border-color:#ef444466;color:#fecaca}.download{margin-top:10px;display:inline-flex;align-items:center;gap:8px;padding:8px 12px;border-radius:10px;background:linear-gradient(135deg,var(--brand),#34d399);color:#032e25;text-decoration:none;font-weight:600;font-size:13px;transition:transform .1s ease}.download:hover{transform:translateY(-1px)}.preview{margin-top:10px;border:1px solid var(--line);border-radius:10px;background:#050816;padding:8px}.preview svg{width:100%;height:220px;display:block}.suggestions{display:flex;flex-wrap:wrap;gap:8px;margin:8px 0 4px}.chip{padding:6px 10px;font-size:12.5px;border-radius:999px;border:1px solid var(--line);background:var(--bg-1);color:var(--muted);cursor:pointer}.chip:hover{color:var(--text);border-color:var(--brand-2)}.composer{display:flex;gap:10px;padding:12px;background:var(--bg-1);border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow)}.composer textarea{flex:1;resize:none;min-height:44px;max-height:160px;border:none;outline:none;background:transparent;color:var(--text);font-family:inherit;font-size:14.5px;padding:10px 6px}.composer button{border:none;padding:0 18px;border-radius:10px;background:linear-gradient(135deg,var(--brand-2),#6366f1);color:#fff;font-weight:600;cursor:pointer;min-width:92px}.composer button:disabled{opacity:.5;cursor:not-allowed}.typing{display:inline-flex;gap:4px;align-items:center}.typing span{width:6px;height:6px;border-radius:50%;background:var(--muted);animation:blink 1.2s infinite ease-in-out}.typing span:nth-child(2){animation-delay:.2s}.typing span:nth-child(3){animation-delay:.4s}@keyframes blink{0%,80%,to{opacity:.2;transform:translateY(0)}40%{opacity:1;transform:translateY(-2px)}}footer{text-align:center;color:var(--muted);font-size:11.5px;padding-top:10px}