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textarea{flex:1;background:transparent;border:none;color:var(--text-primary);font-family:inherit;font-size:.95rem;line-height:1.5;resize:none;min-height:24px;max-height:200px;padding:8px 0}.input-container textarea:focus{outline:none}.input-container textarea::-moz-placeholder{color:var(--text-muted)}.input-container textarea::placeholder{color:var(--text-muted)}.send-btn{width:44px;height:44px;background:var(--surface-elevated);border:none;border-radius:50%;color:var(--text-muted);cursor:not-allowed;display:flex;align-items:center;justify-content:center;transition:all .2s ease;flex-shrink:0}.send-btn.active{background:linear-gradient(135deg,var(--holo-teal) 0%,var(--holo-blue) 100%);color:var(--void-bg);cursor:pointer;box-shadow:0 0 20px var(--holo-teal-dim)}.send-btn.active:hover{transform:scale(1.05);box-shadow:0 0 30px var(--holo-teal-glow)}.input-footer{display:flex;align-items:center;justify-content:center;gap:1rem;margin-top:.75rem;font-size:.7rem;color:var(--text-muted)}.evidence-indicator{display:flex;align-items:center;gap:4px;color:var(--success-green)}::-webkit-scrollbar{width:6px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--holo-teal-dim);border-radius:3px}::-webkit-scrollbar-thumb:hover{background:var(--holo-teal-glow)}@media(max-width:768px){.chat-header{padding:.75rem 1rem}.logo-text{display:none}.header-center{flex:1;display:flex;justify-content:center}.persona-dropdown-trigger span:not(.persona-icon){display:none}.chat-area{padding:1rem}.messages{gap:1rem}.input-area{padding:.75rem 1rem 1rem}.quick-actions{flex-direction:column;align-items:stretch}.quick-action{flex-direction:row;justify-content:flex-start;min-width:unset}}.landing-container{width:100vw;height:100vh;background:#020617;display:flex;flex-direction:column;align-items:center;justify-content:center;position:relative;overflow:hidden;color:#fff}.intro-video{position:absolute;top:0;left:0;width:100%;height:100%;-o-object-fit:cover;object-fit:cover;z-index:100}.landing-content{opacity:0;transition:opacity 1s ease-in;display:flex;flex-direction:column;align-items:center;justify-content:center;width:100%;height:100%}.landing-content.visible{opacity:1}.landing-content.hidden{opacity:0;pointer-events:none}.aurora-bg{position:absolute;top:-50%;left:-50%;width:200%;height:200%;background:radial-gradient(circle at center,rgba(16,185,129,.1) 0%,transparent 60%);animation:rotate 20s linear infinite;z-index:1}.hero-section{z-index:10;display:flex;flex-direction:column;align-items:center;gap:2rem}.logo-container{position:relative;width:300px;height:300px;display:flex;align-items:center;justify-content:center}.lexpath-logo-3d{width:100%;height:auto;filter:drop-shadow(0 0 30px rgba(45,212,191,.4));z-index:5}.floating{animation:float 6s ease-in-out infinite}.radiating-light{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:150px;height:150px;background:radial-gradient(circle,rgba(45,212,191,.6) 0%,transparent 70%);filter:blur(40px);animation:pulse-glow 3s infinite alternate;z-index:1}.brand-title{font-family:Space Grotesk,sans-serif;font-size:5rem;font-weight:700;letter-spacing:-.05em;background:linear-gradient(to right,#fff,#94a3b8);-webkit-background-clip:text;background-clip:text;color:transparent;margin:0}.tagline{font-size:1.25rem;letter-spacing:.2em;color:#64748b;margin-top:-1rem}.enter-btn{margin-top:2rem;padding:1rem 3rem;font-size:1.1rem;background:#0f172a99;border:1px solid rgba(45,212,191,.3);border-radius:4px;color:#2dd4bf;cursor:pointer;display:flex;align-items:center;gap:12px;font-family:Space Grotesk,sans-serif;letter-spacing:2px;transition:all .3s ease;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.enter-btn:hover{background:#2dd4bf1a;box-shadow:0 0 20px #2dd4bf33;transform:translateY(-2px);letter-spacing:3px}.landing-footer{position:absolute;bottom:2rem;display:flex;align-items:center;gap:2rem;color:#94a3b8;z-index:10;opacity:.9;font-family:Space Mono,monospace;font-size:.85rem;letter-spacing:.05em;width:100%;justify-content:center}.footer-item{display:flex;align-items:center;gap:10px;height:32px;cursor:default}.footer-logo{width:24px;height:24px;-o-object-fit:contain;object-fit:contain;filter:drop-shadow(0 0 5px rgba(255,255,255,.1))}.spin-slow{transition:transform .4s ease}.footer-item:hover .spin-slow{transform:translateY(-2px)}.pulse-fast{transition:filter .4s ease}.footer-item:hover .pulse-fast{filter:drop-shadow(0 0 8px rgba(96,165,250,.6)) brightness(1.2)}@keyframes float{0%{transform:translateY(0) rotate(0)}50%{transform:translateY(-20px) rotate(1deg)}to{transform:translateY(0) rotate(0)}}@keyframes pulse-glow{0%{opacity:.3;transform:translate(-50%,-50%) scale(.8)}to{opacity:.8;transform:translate(-50%,-50%) scale(1.2)}}@keyframes rotate{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.video-glow-underlay{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:60%;height:60%;background:radial-gradient(circle,rgba(0,243,255,.2) 0%,transparent 70%);filter:blur(40px);z-index:-1;pointer-events:none}.logo-container{position:relative}