*{box-sizing:border-box}body{margin:0;min-height:100vh;font-family:system-ui,-apple-system,Segoe UI,sans-serif;background:#101116;color:#fff}.app{width:100%;max-width:680px;height:100vh;margin:auto;display:flex;flex-direction:column;background:radial-gradient(circle at 50% 0%,#30303a 0,#171820 38%,#0e0f13 100%)}.topbar{display:flex;align-items:center;gap:12px;padding:16px;border-bottom:1px solid #2b2d35;background:#15161c}.avatar{width:46px;height:46px;border-radius:50%;display:grid;place-items:center;background:linear-gradient(135deg,#ff8a3d,#ff4f81);font-weight:800}.topbar h1{font-size:18px;margin:0}.topbar p{font-size:12px;color:#a9abb5;margin:3px 0}.dot{display:inline-block;width:7px;height:7px;background:#35d67a;border-radius:50%;margin-right:4px}.mood{margin-left:auto;background:#252731;border:0;border-radius:14px;padding:9px 12px;font-size:20px}.chat{flex:1;overflow:auto;padding:20px 14px}.message{display:flex;margin:10px 0}.message.user{justify-content:flex-end}.bubble{max-width:82%;padding:12px 14px;border-radius:18px;background:#252731;line-height:1.45;white-space:pre-wrap}.user .bubble{background:#ff6f61}.typing .bubble{color:#aaa}.quick{display:flex;gap:7px;overflow:auto;padding:8px 12px}.quick button,.emoji-panel button{border:1px solid #373945;background:#20222b;color:#ddd;border-radius:14px;padding:8px 11px;white-space:nowrap}.composer{position:relative;display:flex;gap:8px;padding:10px 12px 14px;background:#15161c}.composer input{flex:1;min-width:0;border:1px solid #373945;border-radius:22px;background:#242630;color:white;padding:12px 14px;outline:none}.composer input:focus{border-color:#ff8068}.icon,.send{border:0;border-radius:50%;width:44px;height:44px;font-size:19px}.icon{background:#252731;color:white}.send{background:#ff6f61;color:white}.emoji-panel{display:flex;gap:7px;flex-wrap:wrap;padding:8px 12px;background:#15161c}.hidden{display:none}@media(min-width:700px){.app{box-shadow:0 0 40px #0006;border-left:1px solid #292b33;border-right:1px solid #292b33}}