:root{--bg: #ffffff;--text-main: #1f1f1f;--text-muted: #5f6368;--primary-blue: #4285f4;--chip-bg: #f0f4f9;--font-stack: "Google Sans", "Helvetica Neue", Arial, sans-serif}html,body,#root{height:100%;margin:0;padding:0;width:100%}body{background-color:var(--bg);color:var(--text-main);font-family:var(--font-stack);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}*,*:before,*:after{box-sizing:border-box}input,button{font-family:inherit}.seo-content{position:absolute;left:-10000px;width:1px;height:1px;overflow:hidden}.seo-content h2,.seo-content h3,.seo-content h4,.seo-content h5,.seo-content h6{font-size:inherit;font-weight:inherit;margin:0;padding:0}.hamburger-menu{position:fixed;top:20px;left:20px;z-index:1100;background:none;border:none;cursor:pointer;padding:4px;display:flex;flex-direction:column;gap:6px;transition:all .3s}.hamburger-menu span{display:block;width:22px;height:2px;background:#5f6368;transition:all .3s}.hamburger-menu:hover span{background:var(--text-main)}.side-menu{position:fixed;top:0;left:-320px;width:320px;height:100vh;background:#fff;box-shadow:2px 0 10px #0000001a;z-index:1500;transition:left .3s ease;overflow-y:auto;padding:20px}.side-menu.open{left:0}.close-menu{position:absolute;top:16px;right:16px;background:none;border:none;font-size:28px;cursor:pointer;color:var(--text-muted);padding:4px;line-height:1}.close-menu:hover{color:var(--text-main)}.menu-content{padding-top:40px}.menu-content h2{font-size:24px;font-weight:500;color:var(--text-main);margin-bottom:24px}.menu-section{margin-bottom:24px;padding-bottom:16px;border-bottom:1px solid #e8eaed}.menu-section:last-child{border-bottom:none}.menu-content h3{font-size:18px;font-weight:500;color:var(--text-main);margin-bottom:8px}.menu-content h4{font-size:16px;font-weight:500;color:var(--text-main);margin-bottom:8px}.menu-content h5{font-size:15px;font-weight:500;color:var(--text-main);margin-bottom:8px}.menu-content 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#20212447}.prompt-input{border:none;outline:none;font-size:16px;color:var(--text-main);background:transparent;width:100%;min-height:24px;max-height:200px;resize:none;font-family:inherit;overflow-y:auto;line-height:1.5}.prompt-input::placeholder{color:var(--text-muted)}.prompt-controls{display:flex;justify-content:space-between;align-items:center}.controls-left,.controls-right{display:flex;align-items:center;gap:8px}.control-btn{background:none;border:none;cursor:pointer;color:var(--text-muted);display:flex;align-items:center;justify-content:center;padding:8px;border-radius:50%;transition:background .2s}.control-btn:hover{background:#f1f3f4}.send-btn{color:var(--primary-blue)}.thinking-dropdown{display:flex;align-items:center;gap:4px;font-size:13px;color:var(--text-muted);padding:6px 10px;cursor:pointer;border-radius:8px;transition:background .2s}.thinking-dropdown:hover{background:#f1f3f4}.icon-alert{position:fixed;background:var(--text-main);color:#fff;padding:6px 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typeIn{0%{opacity:0}to{opacity:1}}.redirect-text{font-style:italic;color:var(--text-muted)}.dots{display:flex;align-items:center;gap:2px}.dots span{animation:blink 1.4s infinite both}.dots span:nth-child(2){animation-delay:.2s}.dots span:nth-child(3){animation-delay:.4s}@keyframes blink{0%{opacity:.2}20%{opacity:1}to{opacity:.2}}@media (max-width: 768px){.hamburger-menu{left:16px;top:18px}.logo{margin-left:46px;font-size:20px}.top-left{margin-left:46px}.app-name{font-size:20px}.top-bar{padding-left:16px;padding-right:16px}.greeting{font-size:36px;margin-top:60px}.quick-actions{justify-content:center}.prompt-container{position:fixed;bottom:0;left:0;right:0;max-width:100%;padding:12px 16px 20px;background:#fff;border-top:1px solid #e8eaed;z-index:100}.prompt-card{border-radius:24px}.center-shell{padding-bottom:140px}.chat-container{padding:20px 16px;gap:24px}.user-message .message-content,.ai-message 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