@import "https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600&display=swap";:root{--font-family:"Inter", sans-serif;--bg-color-outer:#f4f5f8;--bg-color-inner:#fff;--text-primary:#1e293b;--text-secondary:#64748b;--text-muted:#94a3b8;--border-color:#e2e8f0;--shadow-color:#0000000d;--radius-sm:8px;--radius-md:12px;--radius-lg:20px;--radius-xl:30px;--radius-full:9999px}*{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--font-family);background:var(--bg-color-outer);color:var(--text-primary);width:100vw;height:100vh;margin:0;padding:0;display:flex;overflow:hidden}#root{width:100%;height:100%}button{cursor:pointer;background:0 0;border:none;font-family:inherit}input,textarea{font-family:inherit}.app-container{background-color:var(--bg-color-inner);flex-direction:column;width:100%;height:100%;padding:24px;display:flex;position:relative}.header{justify-content:space-between;align-items:center;padding-bottom:20px;display:flex}.header-left,.header-right{align-items:center;gap:12px;display:flex}.icon-button{border-radius:50%;justify-content:center;align-items:center;width:40px;height:40px;transition:background-color .2s;display:flex}.icon-button:hover{background-color:var(--bg-color-outer)}.pill-button{border-radius:var(--radius-full);color:var(--text-primary);border:1px solid var(--border-color);align-items:center;gap:8px;padding:8px 16px;font-size:14px;font-weight:500;transition:all .2s;display:flex}.pill-button:hover{background-color:var(--bg-color-outer);border-color:#cbd5e1}.icon-muted{color:var(--text-secondary)}.main-content{flex-direction:column;flex:1;align-items:center;padding:20px 0;display:flex;overflow:hidden}.main-content.centered{justify-content:center}.hero-section{text-align:center;margin-bottom:48px}.sparkle-icon-wrapper{border:1px solid var(--border-color);width:48px;height:48px;box-shadow:0 4px 12px var(--shadow-color);border-radius:50%;justify-content:center;align-items:center;margin:0 auto 24px;display:flex}.icon-sparkle{color:var(--text-primary)}.greeting{color:var(--text-primary);margin-bottom:8px;font-size:28px;font-weight:600}.subtitle{color:var(--text-secondary);font-size:16px}.suggestion-cards{gap:20px;width:100%;max-width:800px;display:flex}.card{background-color:var(--bg-color-inner);border:1px solid var(--border-color);border-radius:var(--radius-lg);flex-direction:column;flex:1;padding:24px;transition:transform .2s,box-shadow .2s;display:flex}.card:hover{box-shadow:0 12px 24px var(--shadow-color);transform:translateY(-2px)}.card-icon{margin-bottom:16px}.card-title{color:var(--text-primary);margin-bottom:8px;font-size:15px;font-weight:600}.card-desc{color:var(--text-muted);flex-grow:1;margin-bottom:24px;font-size:13px;line-height:1.5}.card-btn{border-radius:var(--radius-md);background-color:var(--bg-color-outer);width:100%;color:var(--text-primary);padding:10px;font-size:13px;font-weight:600;transition:background-color .2s}.card-btn:hover{background-color:#e2e8f0}.footer{justify-content:center;padding-top:20px;display:flex}.input-container{background-color:var(--bg-color-inner);border:1px solid var(--border-color);border-radius:var(--radius-full);width:100%;max-width:700px;box-shadow:0 4px 20px var(--shadow-color);align-items:center;padding:8px 12px;transition:border-color .2s;display:flex}.input-container:focus-within{border-color:#cbd5e1;box-shadow:0 4px 24px #00000014}.input-icon-btn{width:36px;height:36px;color:var(--text-secondary);border-radius:50%;justify-content:center;align-items:center;display:flex}.input-icon-btn:hover{background-color:var(--bg-color-outer)}.chat-input{color:var(--text-primary);background:0 0;border:none;outline:none;flex:1;padding:0 16px;font-size:15px}.chat-input::placeholder{color:var(--text-muted)}.send-btn{background-color:var(--bg-color-outer);width:36px;height:36px;color:var(--text-primary);border-radius:50%;justify-content:center;align-items:center;transition:background-color .2s;display:flex}.send-btn:hover{background-color:#e2e8f0}.chat-history{flex-direction:column;gap:16px;width:100%;max-width:800px;padding:0 20px;display:flex;overflow-y:auto}.chat-history::-webkit-scrollbar{width:6px}.chat-history::-webkit-scrollbar-thumb{background:var(--border-color);border-radius:4px}.chat-bubble-wrapper{width:100%;display:flex}.chat-bubble-wrapper.user{justify-content:flex-end}.chat-bubble-wrapper.bot{justify-content:flex-start}.chat-bubble{border-radius:var(--radius-lg);align-items:flex-start;gap:8px;max-width:80%;padding:12px 16px;font-size:15px;line-height:1.5;display:flex}.chat-bubble-wrapper.user .chat-bubble{background-color:var(--bg-color-outer);color:var(--text-primary);border-bottom-right-radius:4px}.chat-bubble-wrapper.bot .chat-bubble{background-color:var(--bg-color-inner);border:1px solid var(--border-color);color:var(--text-primary);box-shadow:0 4px 12px var(--shadow-color);border-bottom-left-radius:4px}.bubble-icon{color:var(--text-secondary);flex-shrink:0;margin-top:2px}.animate-pulse{animation:2s cubic-bezier(.4,0,.6,1) infinite pulse}@keyframes pulse{0%,to{opacity:1}50%{opacity:.5}}.sidebar-overlay{z-index:99;opacity:0;pointer-events:none;background-color:#0003;transition:opacity .3s;position:fixed;inset:0}.sidebar-overlay.open{opacity:1;pointer-events:auto}.sidebar{background-color:var(--bg-color-outer);z-index:100;border-right:1px solid var(--border-color);flex-direction:column;width:300px;transition:transform .3s cubic-bezier(.4,0,.2,1);display:flex;position:fixed;top:0;bottom:0;left:0;transform:translate(-100%);box-shadow:4px 0 24px #0000001a}.sidebar.open{transform:translate(0)}.sidebar-header{border-bottom:1px solid var(--border-color);justify-content:space-between;align-items:center;padding:24px 20px;display:flex}.sidebar-header h2{color:var(--text-primary);margin:0;font-size:16px;font-weight:600}.sidebar-content{flex-direction:column;flex:1;gap:8px;padding:12px;display:flex;overflow-y:auto}.no-chats{text-align:center;color:var(--text-muted);margin-top:40px;font-size:14px}.history-item{border-radius:var(--radius-md);text-align:left;background:0 0;align-items:flex-start;gap:12px;width:100%;padding:12px;transition:background-color .2s;display:flex}.history-item:hover{background-color:var(--bg-color-inner)}.history-item.active{background-color:var(--bg-color-inner);border:1px solid var(--border-color);box-shadow:0 2px 8px var(--shadow-color)}.history-icon{color:var(--text-secondary);flex-shrink:0;margin-top:2px}.history-text{flex-direction:column;display:flex;overflow:hidden}.history-title{color:var(--text-primary);white-space:nowrap;text-overflow:ellipsis;margin-bottom:4px;font-size:14px;font-weight:500;overflow:hidden}.history-date{color:var(--text-muted);font-size:12px}@media (width<=768px){.suggestion-cards{flex-direction:column}.app-container{padding:16px}}.markdown-body{font-family:inherit;line-height:1.6}.markdown-body p{margin-top:0;margin-bottom:8px}.markdown-body p:last-child{margin-bottom:0}.markdown-body strong{font-weight:600}.markdown-body ul,.markdown-body ol{margin-top:8px;margin-bottom:8px;padding-left:20px}.markdown-body li{margin-bottom:4px}