@import "https://fonts.googleapis.com/css2?family=Caveat:wght@400;500;600;700&family=Inter:wght@300;400;500;600;700&display=swap";
:root{--chet-teal:#3ba88e;--chet-teal-dark:#2d8a73;--chet-teal-deeper:#1e6b58;--chet-teal-light:#4cc4a7;--chet-teal-glow:#3ba88e4d;--chet-bg:#0d1117;--chet-bg-secondary:#161b22;--chet-bg-tertiary:#1c2333;--chet-bg-chat:#131820;--chet-surface:#1e2736;--chet-surface-hover:#263040;--chet-border:#3ba88e26;--chet-border-active:#3ba88e66;--chet-text:#e6edf3;--chet-text-secondary:#8b949e;--chet-text-muted:#6e7681;--chet-user-bubble:#2d8a73;--chet-bot-bubble:#1e2736;--chet-danger:#f85149;--chet-font-handwritten:"Caveat", cursive;--chet-font-body:"Inter", -apple-system, sans-serif;--chet-radius:16px;--chet-radius-sm:10px;--chet-shadow:0 4px 24px #0000004d;--chet-shadow-glow:0 0 30px #3ba88e26}*{box-sizing:border-box;margin:0;padding:0}html,body{height:100%;overflow:hidden}body{font-family:var(--chet-font-body);background:var(--chet-bg);color:var(--chet-text);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}::-webkit-scrollbar{width:6px}::-webkit-scrollbar-track{background:0 0}::-webkit-scrollbar-thumb{background:#3ba88e4d;border-radius:10px}::-webkit-scrollbar-thumb:hover{background:#3ba88e80}.app-container{flex-direction:column;max-width:900px;height:100dvh;margin:0 auto;display:flex;position:relative}.top-nav{background:var(--chet-bg-secondary);border-bottom:1px solid var(--chet-border);z-index:20;flex-shrink:0;justify-content:space-between;align-items:center;gap:12px;padding:8px 20px;display:flex}.nav-left{align-items:center;display:flex}.nav-social-link{color:var(--chet-text-secondary);background:#3ba88e0d;border:1px solid #0000;border-radius:8px;align-items:center;gap:6px;padding:5px 12px;font-size:.8rem;font-weight:500;text-decoration:none;transition:all .2s;display:inline-flex}.nav-social-link:hover{color:var(--chet-teal-light);border-color:var(--chet-border);background:#3ba88e1a;transform:translateY(-1px)}.nav-social-link svg{width:14px;height:14px}.nav-right{align-items:center;display:flex}.nav-ca-btn{border:1px solid var(--chet-border);color:var(--chet-text-secondary);font-size:.78rem;font-family:var(--chet-font-body);cursor:pointer;background:#3ba88e14;border-radius:8px;align-items:center;gap:6px;padding:5px 12px;transition:all .2s;display:inline-flex}.nav-ca-btn:hover{border-color:var(--chet-border-active);color:var(--chet-teal-light);background:#3ba88e26;transform:translateY(-1px)}.ca-label{color:var(--chet-teal);text-transform:uppercase;letter-spacing:.5px;font-size:.7rem;font-weight:600}.ca-address{letter-spacing:.3px;font-family:SF Mono,Fira Code,monospace}.ca-copy-icon{font-size:.75rem;transition:transform .2s}.nav-ca-btn:hover .ca-copy-icon{transform:scale(1.2)}.header{background:linear-gradient(180deg, var(--chet-bg-secondary) 0%, transparent 100%);z-index:10;flex-shrink:0;justify-content:center;align-items:center;gap:12px;padding:16px 20px;display:flex;position:relative}.header-logo{object-fit:cover;border:2px solid var(--chet-border-active);width:44px;height:44px;box-shadow:var(--chet-shadow-glow);border-radius:12px;transition:transform .3s}.header-logo:hover{transform:rotate(-10deg)scale(1.1)}.header-title{font-family:var(--chet-font-handwritten);color:var(--chet-teal-light);text-shadow:0 0 20px var(--chet-teal-glow);letter-spacing:1px;font-size:2rem;font-weight:700}.header-subtitle{color:var(--chet-text-muted);letter-spacing:2px;text-transform:uppercase;font-size:.7rem;font-weight:500;position:absolute;bottom:8px}.header-info{flex-direction:column;align-items:flex-start;display:flex}.header-badge{color:var(--chet-teal-light);border:1px solid var(--chet-border);background:#3ba88e1a;border-radius:20px;align-items:center;gap:4px;margin-top:2px;padding:2px 8px;font-size:.65rem;font-weight:500;display:inline-flex}.header-badge .dot{background:var(--chet-teal-light);border-radius:50%;width:6px;height:6px;animation:2s ease-in-out infinite pulse-dot}@keyframes pulse-dot{0%,to{opacity:1;transform:scale(1)}50%{opacity:.5;transform:scale(.8)}}.new-chat-btn{background:var(--chet-surface);border:1px solid var(--chet-border);color:var(--chet-text-secondary);cursor:pointer;border-radius:10px;justify-content:center;align-items:center;width:38px;height:38px;font-size:1.2rem;transition:all .2s;display:flex;position:absolute;top:50%;right:20px;transform:translateY(-50%)}.new-chat-btn:hover{background:var(--chet-surface-hover);border-color:var(--chet-border-active);color:var(--chet-teal-light);transform:translateY(-50%)scale(1.05)}.chat-area{scroll-behavior:smooth;flex-direction:column;flex:1;gap:6px;padding:12px 20px 20px;display:flex;overflow-y:auto}.welcome-screen{flex-direction:column;flex:1;justify-content:center;align-items:center;gap:20px;padding:40px 20px;animation:.6s fadeInUp;display:flex}.welcome-logo{object-fit:cover;border:3px solid var(--chet-border-active);width:100px;height:100px;box-shadow:var(--chet-shadow-glow), 0 0 60px #3ba88e1a;border-radius:24px;animation:4s ease-in-out infinite float}.welcome-heading{font-family:var(--chet-font-handwritten);color:var(--chet-teal-light);text-align:center;text-shadow:0 0 30px var(--chet-teal-glow);font-size:2.8rem}.welcome-text{color:var(--chet-text-secondary);text-align:center;max-width:420px;font-size:1rem;line-height:1.6}.welcome-suggestions{flex-wrap:wrap;justify-content:center;gap:10px;max-width:550px;margin-top:8px;display:flex}.suggestion-chip{background:var(--chet-surface);border:1px solid var(--chet-border);color:var(--chet-text-secondary);cursor:pointer;font-size:.85rem;font-family:var(--chet-font-body);border-radius:20px;padding:10px 18px;transition:all .25s}.suggestion-chip:hover{background:var(--chet-surface-hover);border-color:var(--chet-border-active);color:var(--chet-teal-light);box-shadow:var(--chet-shadow-glow);transform:translateY(-2px)}@keyframes float{0%,to{transform:translateY(0)}50%{transform:translateY(-10px)}}@keyframes fadeInUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.message-row{gap:10px;max-width:85%;animation:.35s messageIn;display:flex}.message-row.user{flex-direction:row-reverse;align-self:flex-end}.message-row.bot{align-self:flex-start}.message-avatar{border-radius:10px;flex-shrink:0;justify-content:center;align-items:center;width:32px;height:32px;margin-top:4px;font-size:.85rem;display:flex}.message-avatar.user-avatar{color:#fff;background:linear-gradient(135deg,#6366f1,#8b5cf6);font-weight:600}.message-avatar.bot-avatar{background:linear-gradient(135deg, var(--chet-teal), var(--chet-teal-dark));overflow:hidden}.message-avatar.bot-avatar img{object-fit:cover;width:100%;height:100%}.message-bubble{border-radius:var(--chet-radius);word-wrap:break-word;padding:12px 16px;font-size:.92rem;line-height:1.65;position:relative}.message-row.user .message-bubble{background:linear-gradient(135deg, var(--chet-teal-dark), var(--chet-teal-deeper));color:#fff;border-bottom-right-radius:4px}.message-row.bot .message-bubble{background:var(--chet-bot-bubble);color:var(--chet-text);border:1px solid var(--chet-border);border-bottom-left-radius:4px}.message-bubble p{margin-bottom:8px}.message-bubble p:last-child{margin-bottom:0}.message-bubble code{background:#0000004d;border-radius:4px;padding:2px 6px;font-size:.85em}.message-bubble pre{background:#0000004d;border-radius:8px;margin:8px 0;padding:12px;overflow-x:auto}.message-bubble pre code{background:0 0;padding:0}@keyframes messageIn{0%{opacity:0;transform:translateY(10px)scale(.97)}to{opacity:1;transform:translateY(0)scale(1)}}.typing-indicator{align-self:flex-start;gap:10px;max-width:85%;animation:.35s messageIn;display:flex}.typing-bubble{background:var(--chet-bot-bubble);border:1px solid var(--chet-border);border-radius:var(--chet-radius);border-bottom-left-radius:4px;align-items:center;gap:5px;padding:16px 20px;display:flex}.typing-dot{background:var(--chet-teal);border-radius:50%;width:8px;height:8px;animation:1.4s ease-in-out infinite typingBounce}.typing-dot:nth-child(2){animation-delay:.2s}.typing-dot:nth-child(3){animation-delay:.4s}@keyframes typingBounce{0%,60%,to{opacity:.4;transform:translateY(0)}30%{opacity:1;transform:translateY(-8px)}}.input-area{background:linear-gradient(0deg, var(--chet-bg) 60%, transparent 100%);flex-shrink:0;padding:16px 20px 24px}.input-wrapper{background:var(--chet-surface);border:1px solid var(--chet-border);border-radius:var(--chet-radius);box-shadow:var(--chet-shadow);align-items:flex-end;gap:10px;padding:6px 6px 6px 18px;transition:all .3s;display:flex}.input-wrapper:focus-within{border-color:var(--chet-border-active);box-shadow:var(--chet-shadow), var(--chet-shadow-glow)}.input-wrapper textarea{color:var(--chet-text);font-family:var(--chet-font-body);resize:none;background:0 0;border:none;outline:none;flex:1;min-height:24px;max-height:120px;padding:10px 0;font-size:.95rem;line-height:1.5}.input-wrapper textarea::placeholder{color:var(--chet-text-muted)}.send-btn{background:linear-gradient(135deg, var(--chet-teal), var(--chet-teal-dark));color:#fff;cursor:pointer;border:none;border-radius:12px;flex-shrink:0;justify-content:center;align-items:center;width:42px;height:42px;font-size:1.2rem;transition:all .25s;display:flex}.send-btn:hover:not(:disabled){box-shadow:0 0 20px var(--chet-teal-glow);transform:scale(1.05)}.send-btn:active:not(:disabled){transform:scale(.95)}.send-btn:disabled{opacity:.4;cursor:not-allowed}.send-btn svg{width:20px;height:20px}.footer-text{text-align:center;color:var(--chet-text-muted);flex-shrink:0;padding:0 20px 12px;font-size:.7rem}.footer-text a{color:var(--chet-teal);text-decoration:none}.bg-glow{pointer-events:none;z-index:0;background:radial-gradient(#3ba88e14 0%,#0000 70%);width:600px;height:400px;position:fixed;top:-200px;left:50%;transform:translate(-50%)}.bg-glow-bottom{pointer-events:none;z-index:0;background:radial-gradient(#3ba88e0d 0%,#0000 70%);width:600px;height:400px;position:fixed;bottom:-200px;left:50%;transform:translate(-50%)}@media (max-width:640px){.top-nav{gap:8px;padding:6px 12px}.nav-social-link{gap:4px;padding:4px 8px;font-size:.72rem}.nav-social-link span{display:none}.nav-ca-btn{padding:4px 8px;font-size:.7rem}.ca-label{font-size:.65rem}.header{padding:12px 16px}.header-title{font-size:1.6rem}.header-logo{width:36px;height:36px}.new-chat-btn{width:34px;height:34px;right:16px}.chat-area{padding:10px 14px 16px}.message-row{max-width:92%}.welcome-heading{font-size:2.2rem}.welcome-logo{width:80px;height:80px}.welcome-text{font-size:.9rem}.input-area{padding:12px 14px 20px}.suggestion-chip{padding:8px 14px;font-size:.8rem}}