:root{--navy: #0b1f33;--navy-deep: #07141f;--gold: #ffd400;--gold-hover: #f0c400;--sea: #0e3a4a;--sand: #f4f1ea;--status-green: #22c55e;--status-red: #e11d48;--white: #ffffff;--text: #0b1f33;--muted: #6b7a86;--font: "Outfit", sans-serif}*{margin:0;padding:0;box-sizing:border-box}html,body,#root{height:100%}body{font-family:var(--font);color:var(--text);background:linear-gradient(180deg,var(--sea) 0%,#1a5a68 28%,#d9e4df 62%,var(--sand) 100%);overflow:hidden}.app{height:100%;display:flex;flex-direction:column}.header{height:64px;flex-shrink:0;background:var(--navy);color:var(--white);display:flex;align-items:center;justify-content:space-between;padding:0 20px;gap:16px}.header-brand{display:flex;align-items:center;gap:12px;min-width:0}.header-wordmark{display:flex;flex-direction:column;min-width:0}.header-name{font-size:18px;font-weight:600;letter-spacing:.01em;line-height:1.1;white-space:nowrap}.header-label{font-size:11px;font-weight:500;letter-spacing:.08em;text-transform:uppercase;color:#ffffff9e}.header-actions{display:flex;align-items:center;gap:14px;flex-shrink:0}.icon-btn{width:36px;height:36px;border:0;border-radius:50%;background:transparent;color:var(--white);display:flex;align-items:center;justify-content:center;cursor:pointer}.icon-btn:hover{background:#ffffff1a;color:var(--gold)}.status-dot{width:12px;height:12px;border-radius:50%;flex-shrink:0}.status-dot.green{background:var(--status-green)}.status-dot.red{background:var(--status-red)}.shell{flex:1;min-height:0;display:flex;flex-direction:column;max-width:800px;width:100%;margin:0 auto;padding:0 20px 20px}.chat{flex:1;min-height:0;overflow-y:auto;padding:24px 0 8px}.welcome{padding:72px 8px 24px;text-align:left}.welcome h1{font-size:32px;font-weight:600;color:var(--white);line-height:1.2;max-width:16ch}.welcome-rule{width:40px;height:3px;background:var(--gold);margin-top:16px;border:0}.message{display:flex;gap:10px;margin-bottom:16px;animation:fadeIn .28s ease}.message.user{justify-content:flex-end}.avatar{width:32px;height:32px;border-radius:50%;background:var(--navy);display:flex;align-items:center;justify-content:center;flex-shrink:0}.bubble{max-width:75%;padding:12px 16px;border-radius:18px;font-size:15px;line-height:1.6}.message.user .bubble{background:var(--navy);color:var(--white);border-bottom-right-radius:4px;white-space:pre-wrap}.message.assistant .bubble{background:var(--white);color:var(--text);border-bottom-left-radius:4px}.message.assistant .bubble h3,.message.assistant .bubble h4{font-size:15px;margin:0 0 8px}.message.assistant .bubble p{margin:0 0 8px}.message.assistant .bubble p:last-child{margin-bottom:0}.message.assistant .bubble ul{margin:0 0 8px 18px;padding:0}.message.assistant .bubble li{margin:0 0 4px}.thinking{display:flex;gap:4px;padding:4px 0}.thinking span{width:8px;height:8px;background:var(--gold);border-radius:50%;animation:bounce 1.4s infinite}.thinking span:nth-child(2){animation-delay:.2s}.thinking span:nth-child(3){animation-delay:.4s}.composer{flex-shrink:0;padding-top:8px}.input-bar{display:flex;align-items:center;background:var(--white);border-radius:28px;padding:6px 6px 6px 20px}.input-bar input{flex:1;border:none;outline:none;font-family:var(--font);font-size:15px;background:transparent;color:var(--text)}.input-bar input::placeholder{color:var(--muted)}.send-btn{width:40px;height:40px;border-radius:50%;border:none;background:var(--gold);color:var(--navy);cursor:pointer;display:flex;align-items:center;justify-content:center}.send-btn:hover:not(:disabled){background:var(--gold-hover)}.send-btn:disabled{background:#d5d0c6;color:#8a8478;cursor:default}.quick-actions{display:flex;gap:8px;justify-content:center;margin-top:12px;flex-wrap:wrap}.chip{display:inline-flex;align-items:center;gap:8px;padding:8px 16px;border-radius:20px;border:1.5px solid var(--gold);background:#ffffffe0;color:var(--navy);font-family:var(--font);font-size:13px;font-weight:500;cursor:pointer}.chip:hover{background:var(--gold)}@keyframes fadeIn{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}@keyframes bounce{0%,80%,to{transform:scale(.6)}40%{transform:scale(1)}}@media (max-width: 520px){.header{padding:0 12px;height:56px}.header-name{font-size:15px}.header-label{font-size:10px}.welcome{padding-top:48px}.welcome h1{font-size:26px}.bubble{max-width:85%}.shell{padding:0 12px 12px}}