.playground-page{max-width:1100px;margin:0 auto;padding:0 20px 24px}.playground-intro{max-width:720px;margin:16px auto 12px}.playground-intro h1{margin:0 0 6px;font-size:clamp(24px,3vw,32px);line-height:1.25}.playground-intro>p:last-child{color:var(--muted-foreground);margin:0}.playground-disclaimer{max-width:720px;color:var(--muted-foreground);margin:12px auto 0;font-size:13px;line-height:1.7}.playground-disclaimer a{color:var(--primary-dark);text-underline-offset:3px;text-decoration:underline}.playground-card{border:1px solid var(--border);border-radius:var(--radius-card);background:var(--surface);max-width:720px;box-shadow:var(--shadow);flex-direction:column;margin:0 auto;display:flex;overflow:hidden}.playground-card-head{border-bottom:1px solid var(--border);background:#fff;align-items:flex-start;gap:12px;padding:12px 16px;display:flex}.playground-card-head:before{content:"";background:var(--accent) url(/brand/choi-icon-transparent.svg) center/28px no-repeat;border-radius:50%;flex:none;width:40px;height:40px}.playground-card-head>div:first-child{flex:1;min-width:0}.playground-card-head strong,.playground-card-head span{display:block}.playground-card-head strong{color:var(--foreground);overflow-wrap:anywhere}.playground-card-head span,.playground-card-head p{color:var(--muted-foreground);font-size:13px}.playground-card-head p{text-align:right;margin:0}.playground-counts{gap:4px;max-width:210px;display:grid}.playground-business-picker{color:var(--foreground);gap:4px;margin-top:10px;font-size:14px;font-weight:600;display:grid}.playground-business-picker select{max-width:320px;min-height:var(--control-height);padding:6px 12px}.playground-intro .playground-example-warning{color:var(--foreground);margin-top:10px;font-size:14px;line-height:1.7}.playground-messages{background:linear-gradient(180deg,var(--chat-canvas-top),var(--chat-canvas-bottom));flex-direction:column;gap:12px;min-height:360px;max-height:55vh;padding:16px;display:flex;overflow:auto}.playground-exchange{flex-direction:column;gap:8px;display:flex}.playground-exchange p{white-space:pre-wrap;overflow-wrap:anywhere;border-radius:18px;width:fit-content;max-width:min(85%,520px);margin:0;padding:10px 14px;font-size:15px;line-height:1.6}.playground-user{background:var(--chat-outgoing);color:var(--chat-outgoing-text);border-bottom-right-radius:6px;align-self:flex-end}.playground-answer{color:var(--foreground);border:1px solid var(--border);background:#fff;border-bottom-left-radius:6px;align-self:flex-start}.playground-empty{border-radius:var(--radius-card);max-width:320px;color:var(--text-soft);text-align:center;background:#fff;margin:auto;padding:14px 20px}.playground-form,.playground-signin{border-top:1px solid var(--border);background:#fff;padding:12px 16px}.playground-form label{clip:rect(0 0 0 0);white-space:nowrap;width:1px;height:1px;position:absolute;overflow:hidden}.playground-form>div{gap:8px;display:flex}.playground-form input{min-width:0;min-height:var(--control-height);background:var(--muted);border-radius:999px;flex:1;padding:6px 12px;font-size:16px}.playground-form button{min-height:var(--control-height);background:var(--primary);color:#fff;border:0;border-radius:999px;padding:6px 12px;font-weight:600}.playground-form button:hover:not(:disabled){background:var(--primary-dark)}.playground-form button:disabled{opacity:.5}.playground-caption{color:var(--muted-foreground);background:#fff;margin:0;padding:0 16px 14px;font-size:14px}.playground-caption a,.playground-caption button{color:var(--primary-dark);font-weight:600}.playground-error{color:var(--destructive);background:#fff;margin:0;padding:10px 16px}.playground-signin p{margin:0 0 6px}.playground-signin .link-button{width:100%;margin:8px 0 0}@media (max-width:640px){.playground-page{padding:0 12px 24px}.playground-intro{margin:12px 4px}.playground-intro h1{font-size:1.5rem}.playground-card-head{flex-wrap:wrap;padding:12px}.playground-card-head>div:first-child{flex:calc(100% - 56px)}.playground-card-head p{text-align:left}.playground-counts{max-width:none;margin-left:52px}.playground-business-picker select{width:100%;max-width:none}.playground-messages{min-height:220px;max-height:52dvh;padding:12px}.playground-exchange p{max-width:90%}.playground-form,.playground-signin{padding:10px 12px}.playground-form button{flex:none;padding-inline:16px}.playground-caption{padding:0 12px 12px}.playground-disclaimer{margin:12px 4px 0}}