:root{--sidebar-bg:#171717;--main-bg:#212121;--input-bg:#2f2f2f;--user-bubble:#2f2f2f;--text:#ececf1;--text-dim:#8e8ea0;--text-muted:#555568;--border:#383838;--hover:#ffffff0f;--hover-strong:#ffffff1a;--accent:#2f6feb;--accent-hover:#255bc7;--accent-2:#1e3a8a;--danger:#ef4444}*,:before,:after{box-sizing:border-box;-webkit-tap-highlight-color:transparent;margin:0;padding:0}button,.session-item,.suggestion-card{-webkit-user-select:none;user-select:none}@keyframes fade-in-up{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}@keyframes dot-bounce{0%,60%,to{opacity:.5;transform:translateY(0)}30%{opacity:1;transform:translateY(-4px)}}body{background:var(--main-bg);color:var(--text);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;height:100vh;font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,sans-serif;font-size:15px;line-height:1.6;overflow:hidden}#root{height:100vh}.app{height:100%;display:flex}@media 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