:root{font-family:Inter,system-ui,Avenir,Helvetica,Arial,sans-serif;line-height:1.5;font-weight:400;color-scheme:dark;color:#ffffffde;background:linear-gradient(135deg,#1e1e2e,#2a2a3e);font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}a{font-weight:500;color:#646cff;text-decoration:inherit}a:hover{color:#535bf2}body{margin:0;display:flex;place-items:center;min-width:320px;min-height:100vh}h1{font-size:3.2em;line-height:1.1}button{border-radius:8px;border:1px solid transparent;padding:.6em 1.2em;font-size:1em;font-weight:500;font-family:inherit;background-color:#1a1a1a;cursor:pointer;transition:border-color .25s}button:hover{border-color:#646cff}button:focus,button:focus-visible{outline:4px auto -webkit-focus-ring-color}*{box-sizing:border-box}#root{width:100%;max-width:100%}.App{min-height:100vh;padding:2rem}.app-header{text-align:center;margin-bottom:2rem}.app-header h1{font-size:3.5rem;margin:0;background:linear-gradient(135deg,#667eea,#764ba2);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.tagline{font-size:1.2rem;color:#ffffffb3;margin:.5rem 0 0}.profile-selector{max-width:600px;margin:0 auto;padding:2rem}.profile-selector h2{text-align:center;margin-bottom:2rem;font-size:2rem;color:#fff}.profile-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:1.5rem}.profile-card{background:linear-gradient(135deg,#667eea,#764ba2);border:none;border-radius:16px;padding:2rem 1rem;cursor:pointer;transition:all .3s ease;box-shadow:0 4px 6px #0000001a}.profile-card:hover{transform:translateY(-5px);box-shadow:0 8px 12px #0003}.profile-emoji{font-size:4rem;margin-bottom:.5rem}.profile-name{font-size:1.2rem;font-weight:600;color:#fff}.chat-interface{display:flex;flex-direction:column;height:80vh;max-width:900px;margin:0 auto;background:#ffffff0d;border-radius:16px;overflow:hidden;box-shadow:0 8px 32px #0000004d}.chat-header{display:flex;justify-content:space-between;align-items:center;padding:1rem 1.5rem;background:linear-gradient(135deg,#667eea,#764ba2);border-bottom:1px solid rgba(255,255,255,.1)}.current-user{display:flex;align-items:center;gap:.5rem}.user-emoji{font-size:1.5rem}.user-name{font-size:1.2rem;font-weight:600;color:#fff}.change-user-btn{background:#fff3;border:1px solid rgba(255,255,255,.3);color:#fff;padding:.5rem 1rem;border-radius:8px;cursor:pointer;font-size:.9rem;transition:all .3s ease}.change-user-btn:hover{background:#ffffff4d}.messages-container{flex:1;overflow-y:auto;padding:1.5rem;display:flex;flex-direction:column;gap:1rem}.message{display:flex;flex-direction:column;max-width:70%;animation:slideIn .3s ease}@keyframes slideIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.message.user{align-self:flex-end}.message.assistant{align-self:flex-start}.message-content{padding:1rem 1.25rem;border-radius:16px;word-wrap:break-word}.message.user .message-content{background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;border-bottom-right-radius:4px}.message.assistant .message-content{background:#ffffff1a;color:#fff;border-bottom-left-radius:4px}.movie-posters{display:flex;gap:.5rem;margin-top:.5rem;overflow-x:auto;padding-bottom:.25rem}.movie-poster{flex-shrink:0}.movie-poster img{width:80px;border-radius:6px;box-shadow:0 2px 8px #0006}.typing{display:flex;gap:.5rem;align-items:center;padding:1rem 1.5rem!important}.typing span{width:8px;height:8px;background:#fff;border-radius:50%;animation:typing 1.4s infinite}.typing span:nth-child(2){animation-delay:.2s}.typing span:nth-child(3){animation-delay:.4s}@keyframes typing{0%,60%,to{opacity:.3;transform:translateY(0)}30%{opacity:1;transform:translateY(-10px)}}.input-form{display:flex;gap:.75rem;padding:1.5rem;background:#0003;border-top:1px solid rgba(255,255,255,.1)}.message-input{flex:1;padding:.75rem 1.25rem;background:#ffffff1a;border:1px solid rgba(255,255,255,.2);border-radius:24px;color:#fff;font-size:1rem;outline:none;transition:all .3s ease}.message-input:focus{background:#ffffff26;border-color:#ffffff4d}.message-input::placeholder{color:#ffffff80}.send-btn{padding:.75rem 1.5rem;background:linear-gradient(135deg,#667eea,#764ba2);border:none;border-radius:24px;color:#fff;font-size:1rem;font-weight:600;cursor:pointer;transition:all .3s ease}.send-btn:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 4px 12px #667eea66}.send-btn:disabled{opacity:.5;cursor:not-allowed}