.name-entry-wrapper{height:100vh;display:flex;align-items:center;justify-content:center;padding:16px}.name-entry-card{background:#fff;padding:48px 40px;border-radius:16px;box-shadow:0 4px 16px #00000014;width:100%;max-width:460px;text-align:center}.name-entry-card h2{margin:0 0 10px;font-size:26px}.name-entry-card p{color:#666;margin-bottom:28px;font-size:15px}.name-entry-card input{width:100%;padding:14px 16px;border:1px solid #ccc;border-radius:10px;font-size:16px;margin-bottom:8px}.name-entry-card input:focus{outline:none;border-color:#4f6ef7}.name-entry-error{color:#e0453f;font-size:13px;margin:4px 0 12px}.name-entry-card button{width:100%;padding:14px;border:none;border-radius:10px;background:#4f6ef7;color:#fff;font-size:16px;font-weight:600;cursor:pointer;margin-top:10px}.name-entry-card button:hover{background:#3d5ce0}.typing-bubble{display:flex;gap:4px;align-items:center;padding:14px 16px}.dot{width:6px;height:6px;background:#999;border-radius:50%;animation:bounce 1.2s infinite ease-in-out}.dot:nth-child(2){animation-delay:.2s}.dot:nth-child(3){animation-delay:.4s}@keyframes bounce{0%,60%,to{transform:translateY(0);opacity:.5}30%{transform:translateY(-4px);opacity:1}}.chat-window{width:100%;max-width:480px;height:90vh;max-height:720px;background:#fff;border-radius:14px;box-shadow:0 4px 20px #0000001a;display:flex;flex-direction:column;overflow:hidden}.chat-header{background:#4f6ef7;color:#fff;padding:14px 18px}.chat-header h3{margin:0;font-size:16px}.chat-status{font-size:12px;opacity:.85}.chat-body{flex:1;padding:16px;overflow-y:auto;display:flex;flex-direction:column;gap:10px;background:#f8f9fc}.message-row{display:flex}.message-row-user{justify-content:flex-end}.message-row-ai{justify-content:flex-start}.message-bubble{max-width:75%;padding:10px 14px;border-radius:14px;font-size:14px;line-height:1.4;position:relative}.message-bubble p{margin:0;white-space:pre-wrap;word-break:break-word}.bubble-user{background:#4f6ef7;color:#fff;border-bottom-right-radius:4px}.bubble-ai{background:#eef0f5;color:#222;border-bottom-left-radius:4px}.bubble-failed{background:#fdecea;color:#a3312a;border:1px solid #f3c2be}.message-time{display:block;font-size:10px;opacity:.65;margin-top:4px;text-align:right}.chat-error{color:#e0453f;font-size:13px;padding:4px 16px;margin:0}.chat-input-area{display:flex;gap:8px;padding:12px;border-top:1px solid #eee}.chat-input-area input{flex:1;padding:10px 12px;border:1px solid #ccc;border-radius:20px;font-size:14px}.chat-input-area input:focus{outline:none;border-color:#4f6ef7}.chat-input-area button{background:#4f6ef7;color:#fff;border:none;padding:0 18px;border-radius:20px;cursor:pointer;font-size:14px}.chat-input-area button:disabled{background:#a9b6f5;cursor:not-allowed}@media (max-width: 500px){.chat-window{height:100vh;max-height:none;border-radius:0}}.app-container{min-height:100vh}.app-chat-wrapper{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:16px}*{box-sizing:border-box}body{margin:0;font-family:Segoe UI,Roboto,Arial,sans-serif;background-color:#f2f4f7}