.app-container{font-family:Arial,sans-serif;display:flex;flex-direction:column;align-items:center;margin-top:40px}.app-title{font-size:28px;margin-bottom:20px}.chat-window{position:fixed;right:16px;bottom:80px;top:0;width:70%;height:100%;background:#fff;border-radius:12px;box-shadow:0 12px 30px #00000040;display:flex;flex-direction:column;overflow:hidden;z-index:9998;padding:7px}.chat-header{background:#1f2937;color:#fff;padding:10px 12px;display:flex;align-items:center;border-top-left-radius:7px;border-top-right-radius:7px;justify-content:space-between}.close-btn{background:#0000;color:#fff;border:none;font-size:20px;line-height:1;cursor:pointer}.chat-box{height:400px;border:1px solid #ddd;margin-bottom:16px;border-radius:6px;display:flex;flex-direction:column;gap:10px;flex:1;overflow-y:auto;padding:12px;background:#f9fafb}.message b{font-weight:500}.message{padding:10px 14px;border-radius:18px;max-width:90%}.bot{background-color:#e4e4e4;align-self:flex-start}.user{background-color:#d4efff;align-self:flex-end;text-align:right}.typing{font-style:italic;opacity:.6}.options{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:12px}.option-button{background-color:#007bff20;border:1px solid #007bff;color:#007bff;padding:10px 14px;border-radius:6px;cursor:pointer;transition:.2s ease}.option-button:hover{background-color:#007bff30}.chat-input-form{display:flex;gap:8px;padding:12px;border-top:1px solid #e5e7eb;background:#fff}.chat-input-form input{flex:1;padding:8px 10px;border-radius:8px;border:1px solid #e5e7eb}.chat-input-form button{padding:10px 16px;border:none;border-radius:6px;background-color:#007bff;color:#fff;font-weight:700;cursor:pointer;transition:background-color .2s}.chat-input-form button:hover{background-color:#0056b3}.chat-launcher{position:fixed;right:16px;bottom:16px;height:56px;min-width:56px;padding:0 18px;border-radius:28px;background:#111827;color:#fff;border:none;box-shadow:0 10px 24px #00000040;font-weight:600;cursor:pointer;z-index:9999}