:root{color-scheme:light;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}*{box-sizing:border-box}body,html{min-height:100%;margin:0}body{background:#f7f7f5;color:#151515}button,input,textarea{font:inherit}a{color:inherit}.site-shell{background:var(--bg-page);color:var(--text-primary)}.chat-layout,.site-shell{min-height:100vh;min-height:100dvh}.chat-layout{display:grid;grid-template-columns:280px minmax(0,1fr)}.info-panel{border-right:1px solid var(--border);background:var(--bg-panel);padding:28px 22px}.avatar{width:56px;height:56px;border-radius:50%;display:grid;place-items:center;background:var(--accent);color:white;font-weight:700;margin-bottom:18px}.info-panel h1{font-size:22px;line-height:1.2;margin:0 0 10px}.muted{color:var(--text-muted)}.info-list{display:grid;grid-gap:12px;gap:12px;margin:26px 0;font-size:14px}.info-list strong{display:block;font-size:12px;color:var(--text-muted);margin-bottom:3px}.legal-links{display:grid;grid-gap:8px;gap:8px;margin-top:auto;font-size:13px;color:var(--text-muted)}.chat-main{min-width:0;background:var(--bg-chat)}.chat-shell{min-height:100vh;min-height:100dvh;display:grid;grid-template-rows:auto 1fr auto}.chat-header{height:64px;border-bottom:1px solid var(--border);display:flex;align-items:center;gap:12px;padding:0 20px;background:var(--bg-panel)}.chat-header-title{min-width:0}.chat-header-title span,.chat-header-title strong{display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.icon-button{width:40px;height:40px;border:1px solid var(--border);border-radius:8px;background:transparent;color:var(--text-primary);cursor:pointer}.mobile-menu{display:none}.message-list{overflow:auto;padding:28px 20px;display:flex;flex-direction:column;gap:14px}.message{max-width:min(680px,86%);border-radius:8px;padding:12px 14px;line-height:1.45}.message.bot{align-self:flex-start;background:var(--bg-bubble-them)}.message.user{align-self:flex-end;background:var(--bg-bubble-me);color:white}.typing{width:max-content;color:var(--text-muted)}.composer{display:flex;gap:10px;padding:16px 20px 20px;border-top:1px solid var(--border);background:var(--bg-panel)}.composer input{flex:1 1;min-width:0;border:1px solid var(--border);border-radius:8px;padding:12px 14px;background:var(--bg-chat);color:var(--text-primary)}.composer button{border:0;border-radius:8px;background:var(--accent);color:white;padding:0 18px;cursor:pointer}.drawer-backdrop{position:fixed;inset:0;background:rgb(0 0 0/.38);display:none;z-index:10}.drawer{width:min(85vw,340px);height:100%;background:var(--bg-panel);color:var(--text-primary);padding:22px}.drawer .info-panel{display:block;border:0;padding:18px 0 0}.home{min-height:100vh;min-height:100dvh;display:grid;place-items:center;padding:24px}.home main{max-width:720px}.home h1{font-size:clamp(36px,7vw,72px);line-height:.95;margin:0 0 18px}.home p{font-size:20px;line-height:1.5;color:#555}@media (max-width:899px){.chat-layout{grid-template-columns:1fr}.info-panel{display:none}.mobile-menu{display:inline-grid;place-items:center}.drawer-backdrop.open{display:block}.message{max-width:94%}}