.chat{--c-accent:#C9A45C;--c-on:#0E1A2B;--c-bg:#132339;--c-bubble:#1A2D47;--c-line:#2A3D57;--c-text:#F3EDE0;--c-muted:#B9B2A4;--c-head:"Playfair Display",Georgia,serif;--c-body:"Montserrat",system-ui,sans-serif}.chat.classic{--c-accent:#C8102E;--c-on:#FFFFFF;--c-bg:#FFFFFF;--c-bubble:#F4F1EA;--c-line:#D9D3C7;--c-text:#111111;--c-muted:#5C5852;--c-head:"Anton",Impact,sans-serif;--c-body:"Inter Variable",system-ui,sans-serif}.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}.chat{position:fixed;right:20px;bottom:20px;z-index:50;display:flex;flex-direction:column;align-items:flex-end;gap:12px}.chat-fab{width:60px;height:60px;border-radius:50%;border:0;background:var(--c-accent);color:var(--c-on);display:grid;place-items:center;font-size:30px;line-height:1;box-shadow:0 8px 24px rgba(0,0,0,.5);transition:transform .15s}.chat-fab:hover{transform:scale(1.06)}.chat-panel{font-family:var(--c-body);color:var(--c-text);width:min(360px,calc(100vw - 32px));height:min(520px,calc(100svh - 120px));display:flex;flex-direction:column;background:var(--c-bg);border:1px solid var(--c-line);box-shadow:0 18px 50px rgba(0,0,0,.6);animation:rise .25s ease both}.chat-head{display:flex;align-items:center;gap:10px;padding:12px 14px;border-bottom:1px solid var(--c-line)}.chat-head img{width:34px;height:34px}.chat-head b{display:block;font:600 14px var(--c-head);letter-spacing:.14em;color:var(--c-accent)}.chat-head small{font-size:11px;color:var(--c-muted)}.chat-x{margin-left:auto;background:none;border:0;color:var(--c-text);font-size:24px;width:44px;height:44px}.chat-body{flex:1 1;overflow-y:auto;padding:14px;display:flex;flex-direction:column;gap:10px}.bubble{max-width:85%;padding:10px 12px;font-size:14px;line-height:1.45;white-space:pre-line}.bubble.bot{align-self:flex-start;background:var(--c-bubble);color:var(--c-text);border:1px solid var(--c-line)}.bubble.me{align-self:flex-end;background:var(--c-accent);color:var(--c-on)}.chat-book{display:block;margin-top:8px;background:transparent;border:1px solid var(--c-accent);color:var(--c-accent);padding:8px 12px;font:500 11px var(--c-body);letter-spacing:.2em;text-transform:uppercase}.chat-quick{display:flex;gap:6px;flex-wrap:wrap;padding:8px 12px;border-top:1px solid var(--c-line)}.chat-quick button{background:transparent;border:1px solid var(--c-line);color:var(--c-text);font-size:12px;padding:6px 10px;border-radius:99px}.chat-quick button:hover{border-color:var(--c-accent);color:var(--c-accent)}.chat-input{display:flex;border-top:1px solid var(--c-line)}.chat-input input{flex:1 1;min-width:0;background:transparent;border:0;color:var(--c-text);padding:14px;font:15px var(--c-body)}.chat-input input:focus{outline:none}.chat-input button{width:52px;border:0;background:var(--c-accent);color:var(--c-on);font-size:20px}@media (max-width:560px){.chat{right:14px;bottom:14px}}.typing{letter-spacing:.3em;animation:twinkle 1.2s ease-in-out infinite}