:root{--paper:#faf9f5;--ink:#191a17;--muted:#6b6d64;--line:#e3e1d8;--accent:#1f6f54;--accent-ink:#14523d;--accent-soft:#e8f1ec;--card:#fff;--font-display:"Fraunces", Georgia, serif;--font-body:"Inter", -apple-system, sans-serif;--font-mono:"JetBrains Mono", ui-monospace, monospace;--ease:cubic-bezier(.22, 1, .36, 1)}*{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth}body{background:var(--paper);color:var(--ink);font-family:var(--font-body);-webkit-font-smoothing:antialiased;text-rendering:optimizelegibility;font-size:16px;line-height:1.65}::selection{background:var(--accent);color:#fff}a{color:inherit;text-decoration:none}.container{max-width:1140px;margin:0 auto;padding:0 24px}.reveal{opacity:0;transition:opacity .7s var(--ease), transform .7s var(--ease);transition-delay:var(--d,0s);transform:translateY(18px)}.reveal.in{opacity:1;transform:none}@media 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#191a1740}.chat-head{border-bottom:1px solid var(--line);font-family:var(--font-mono);color:var(--muted);letter-spacing:.08em;align-items:center;gap:10px;margin-bottom:18px;padding-bottom:16px;font-size:.75rem;display:flex}.chat-head .dot{background:var(--accent);border-radius:50%;width:8px;height:8px}.chat-line{opacity:0;max-width:82%;transition:opacity .45s var(--ease), transform .45s var(--ease);border-radius:14px;margin-bottom:10px;padding:11px 15px;font-size:.92rem;line-height:1.5;transform:translateY(10px)}.chat-line.show{opacity:1;transform:none}.chat-line.user{background:var(--ink);color:var(--paper);border-bottom-right-radius:4px;margin-left:auto}.chat-line.bot{background:var(--accent-soft);color:var(--accent-ink);border-bottom-left-radius:4px}.chat-line .typing-dots{gap:4px;padding:3px 2px;display:inline-flex}.chat-line .typing-dots i{background:var(--accent);opacity:.35;border-radius:50%;width:5px;height:5px;animation:1.2s infinite blink}.chat-line .typing-dots 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