:root{--brand:#1a73e8;--brand-dark:#0f4fa8;--ink:#121417;--muted:#5b6470;--line:#e6e9ee;--bg:#f4f6f9;--user:#1a73e8;--assistant:#f0f2f5}*{box-sizing:border-box}body,html{margin:0;padding:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif;color:var(--ink);background:var(--bg)}.page{max-width:1100px;margin:0 auto;padding:48px 24px 24px;display:grid;grid-template-columns:1.05fr .95fr;grid-gap:48px;gap:48px;align-items:center;min-height:100vh}.hero__badge{display:inline-block;font-size:13px;font-weight:600;color:var(--brand-dark);background:#e8f0fe;padding:6px 12px;border-radius:999px;margin-bottom:18px}.hero__title{font-size:44px;line-height:1.1;margin:0 0 16px;letter-spacing:-.02em}.hero__title span{color:var(--brand)}.hero__sub{font-size:17px;line-height:1.6;color:var(--muted);margin:0 0 20px}.hero__points{list-style:none;padding:0;margin:0 0 22px}.hero__points li{position:relative;padding-left:28px;margin-bottom:10px;font-size:15px;color:var(--ink)}.hero__points li:before{content:"✓";position:absolute;left:0;top:0;color:var(--brand);font-weight:700}.hero__note{font-size:14px;color:var(--muted);font-style:italic}.only-mobile{display:none}.only-desktop{display:inline}.chat{display:flex;flex-direction:column;height:560px;background:#fff;border:1px solid var(--line);border-radius:18px;box-shadow:0 18px 50px rgba(18,20,23,.12);overflow:hidden}.chat__header{display:flex;align-items:center;gap:12px;padding:16px 18px;background:linear-gradient(135deg,var(--brand),var(--brand-dark));color:#fff}.chat__avatar{width:40px;height:40px;border-radius:50%;background:rgba(255,255,255,.18);display:grid;place-items:center;font-weight:700;font-size:15px;letter-spacing:.5px}.chat__title{font-weight:600;font-size:16px}.chat__status{font-size:12px;opacity:.9;display:flex;align-items:center;gap:6px}.chat__status .dot{width:8px;height:8px;border-radius:50%;background:#38d39f;box-shadow:0 0 0 3px rgba(56,211,159,.3)}.chat__messages{flex:1 1;overflow-y:auto;padding:18px;display:flex;flex-direction:column;gap:10px;background:#fbfcfe}.bubble{max-width:82%;padding:11px 14px;border-radius:14px;font-size:14.5px;line-height:1.5;white-space:pre-wrap;word-wrap:break-word}.bubble--assistant{align-self:flex-start;background:var(--assistant);color:var(--ink);border-bottom-left-radius:4px}.bubble--user{align-self:flex-end;background:var(--user);color:#fff;border-bottom-right-radius:4px}.chat__suggestions{display:flex;flex-wrap:wrap;gap:8px;padding:0 18px 12px;background:#fbfcfe}.chip{border:1px solid var(--line);background:#fff;color:var(--brand-dark);font-size:13px;padding:8px 12px;border-radius:999px;cursor:pointer;transition:all .15s ease}.chip:hover{background:#e8f0fe;border-color:#cfe0fd}.chat__input{display:flex;gap:8px;padding:12px;border-top:1px solid var(--line);background:#fff}.chat__input input{flex:1 1;border:1px solid var(--line);border-radius:10px;padding:11px 13px;font-size:14.5px;outline:none}.chat__input input:focus{border-color:var(--brand)}.chat__input button{border:none;background:var(--brand);color:#fff;font-weight:600;padding:0 18px;border-radius:10px;cursor:pointer;font-size:14px}.chat__input button:disabled{opacity:.45;cursor:not-allowed}.typing{display:inline-flex;gap:4px;align-items:center;padding:2px 0}.typing span{width:7px;height:7px;border-radius:50%;background:#9aa3af;animation:blink 1.2s ease-in-out infinite both}.typing span:nth-child(2){animation-delay:.2s}.typing span:nth-child(3){animation-delay:.4s}@keyframes blink{0%,80%,to{opacity:.2;transform:translateY(0)}40%{opacity:1;transform:translateY(-2px)}}.foot{grid-column:1/-1;text-align:center;color:var(--muted);font-size:12px;padding-top:8px}@media (max-width:880px){.page{grid-template-columns:1fr;gap:28px;padding-top:32px}.hero__title{font-size:34px}.chat{height:520px}.only-desktop{display:none}.only-mobile{display:inline}}