:root{--bg:#090b12;--panel:#121725;--line:#293149;--text:#f5f7ff;--muted:#a9b3c9;--accent:#7c5cff}*{box-sizing:border-box}body{margin:0;background:radial-gradient(circle at 80% 0,#25234b,transparent 34%),var(--bg);color:var(--text);font:16px Inter,system-ui,sans-serif}button{border:0;border-radius:10px;padding:11px 15px;background:var(--accent);color:white;font-weight:700;cursor:pointer}.hero{max-width:760px;margin:15vh auto;padding:30px}.hero>span{color:#b8acff;font-weight:800}.hero h1{font-size:clamp(38px,8vw,72px);line-height:1.02;margin:18px 0}.hero p{color:var(--muted);font-size:19px;line-height:1.5}.small{font-size:14px!important}.warning{color:#ffbd6f!important}#chat{height:100vh;display:grid;grid-template-columns:280px 1fr}aside{background:rgba(18,23,37,.9);border-right:1px solid var(--line);padding:20px;display:flex;flex-direction:column;gap:16px}aside b{font-size:20px}#sessions{overflow:auto;flex:1}.session{display:block;width:100%;text-align:left;margin:5px 0;background:transparent;color:var(--muted)}.session.active{background:#29244a;color:#fff}article{min-width:0;display:flex;flex-direction:column}header{padding:18px 24px;border-bottom:1px solid var(--line);display:flex;justify-content:space-between}.sync{color:#7ce7a0;font-size:13px}#messages{flex:1;overflow:auto;padding:25px;max-width:900px;width:100%;margin:auto}.message{max-width:75%;padding:12px 15px;margin:10px 0;border-radius:15px;white-space:pre-wrap;line-height:1.45}.user{margin-left:auto;background:var(--accent)}.bot{background:var(--panel)}form{display:flex;gap:10px;padding:18px;max-width:900px;width:100%;margin:auto}input{min-width:0;flex:1;border:1px solid var(--line);border-radius:10px;padding:13px;background:var(--panel);color:white;font:inherit}.cookie{position:fixed;right:20px;bottom:20px;max-width:390px;padding:20px;border:1px solid var(--line);border-radius:16px;background:#171d2d;box-shadow:0 16px 45px #0008;z-index:2}.cookie p{color:var(--muted);font-size:14px}@media(max-width:700px){.hero{margin:10vh auto}.hero h1{font-size:45px}#chat{grid-template-columns:1fr;grid-template-rows:auto 1fr}aside{padding:12px;flex-direction:row;align-items:center;border-right:0;border-bottom:1px solid var(--line)}aside #sessions{display:none}aside button{padding:8px 10px}article{min-height:0}header{padding:12px;font-size:13px}#messages{padding:15px}.message{max-width:90%}form{padding:12px}.sync{display:none}}