* {
  font-family: system-ui !important;
}

body {
    background-color: #f5f7fa;
    padding-bottom: 80px;
    font-family: 'Roboto', sans-serif;
}

.top-bar {
  display: flex;
  font-family: system-ui;
  height: 80px;
  justify-content: space-between;
  align-items: center;
  padding: 0 0; /* 不加内边距可使 left/right 紧贴边缘 */
  background-color: #f5f7fa;
  position: sticky;
  line-height: normal;
  top: 0;
  z-index: 1000;
  margin-left: 20px;
  margin-top: 10px;
}

.top-bar-left{
  display: flex;
  justify-content: center;
  align-items: center;
  flex-shrink: 0;
}

.top-bar-right {
  width: 80px;
  height: 80px;
  display: flex;
  justify-content: center;
  align-items: center;
  flex-shrink: 0;
  margin: 0px;
  padding: 0px;
}

.top-bar-center {
  flex: 1;
  display: flex;
  justify-content: space-evenly; /* 平均分布按钮 */
  align-items: center;
  margin-left:100px;
  margin-right: 0px;
}

.top-btn-current {
  font-size: 28px;
  padding: 8px 15px;
  background-color: #5A1EBA;
  color: white;
  border: none;
  border-radius: 20px;
  cursor: pointer;
  transition: background-color 0.3s;
}

.top-btn {
  font-size: 28px;
  padding: 8px 15px;
  color: black;
  background-color: #f5f7fa;
  border: none;
  border-radius: 20px;
  cursor: pointer;
  transition: background-color 0.3s;
}

.top-btn:hover {
  background-color: #4a18a0;
  color: white;
}

.card {
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

.card:hover {
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.2);
}

.card-header {
    font-weight: bold;
}

.card-header.custom-purple {
    background-color: #5A1EBA;
    color: white;
}

.card-header.custom-light-purple {
    background-color: #E6E1F2;
    color: white;
}

.btn.custom-purple {
    background-color: #5A1EBA;
    color: white;
}

.btn.custom-light-purple {
    background-color: #E6E1F2;
    color: white;
}


#ai-chat-button {
    z-index: 1000;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
    transition: all 0.3s ease;
}

#ai-chat-button:hover {
    transform: scale(1.1);
}

#chat-messages {
    border: 1px solid #dee2e6;
    border-radius: 5px;
    padding: 10px;
    background-color: #f8f9fa;
}

#chat-messages::-webkit-scrollbar-track { background: transparent; }
#chat-messages::-webkit-scrollbar { width: 6px; }
#chat-messages::-webkit-scrollbar-thumb {
    background-color: #5A1EBA;
    border-radius: 4px;
    background-clip: content-box;
}

.message {
    margin-bottom: 10px;
    padding: 8px 12px;
    border-radius: 18px;
    max-width: 80%;
    word-wrap: break-word;
}

.user-message {
    background-color: #5A1EBA;
    color: white;
    align-self: flex-end;
    border-radius: 12px 12px 0 12px;
    margin-left: auto;
}

.custom-alert-box {
  position: fixed;
  top: 20%;
  left: 50%;
  transform: translateX(-50%);
  background-color: #fff;
  border: 2px solid #5A1EBA;
  padding: 20px;
  box-shadow: 0 8px 16px rgba(0,0,0,0.25);
  z-index: 1055;
  border-radius: 10px;
  max-width: 300px;
  text-align: left;
  font-size: 1rem;
  color: #333;
}


.ai-message {
  background-color: white;
  color: black;
  align-self: flex-start;
  border-radius: 12px 12px 12px 0;
  margin-right: auto;
  border: 2px solid #5A1EBA;
}

#avatar-button {
    background-color: transparent;
    border: none;
    box-shadow: none;
    padding: 0;
    margin: 0;
    width: 80px;
    height: 80px;
    display: flex;
    justify-content: center;
    align-items: center;
    flex-shrink: 0;
    cursor: pointer;
    line-height: 0; /* 避免字体/行高干扰 */
    vertical-align: middle; /* 让按钮本身垂直居中 */
    transform: translateY(-1px);
}



.loading-dots::after {
    content: '...';
    animation: dots 1.5s steps(5, end) infinite;
}

@keyframes dots {
    0%, 20% { content: '.'; }
    40% { content: '..'; }
    60%, 100% { content: '...'; }
}

#analysis-results {
    max-height: 600px;
    overflow-y: auto;
}

#analysis-results::-webkit-scrollbar-track { background: transparent; }
#analysis-results::-webkit-scrollbar { width: 6px; }
#analysis-results::-webkit-scrollbar-thumb {
    background-color: #5A1EBA;
    border-radius: 4px;
    background-clip: content-box;
}

.business-plan-section {
    display: none;
}

#business-plan-content {
    max-height: 600px;
    overflow-y: auto;
}

#business-plan-content::-webkit-scrollbar-track { background: transparent; }
#business-plan-content::-webkit-scrollbar { width: 6px; }
#business-plan-content::-webkit-scrollbar-thumb {
    background-color: #5A1EBA;
    border-radius: 4px;
    background-clip: content-box;
}


.markdown-content h1, 
.markdown-content h2, 
.markdown-content h3 {
    margin-top: 1.5rem;
    margin-bottom: 1rem;
}

.markdown-content ul, 
.markdown-content ol {
    padding-left: 2rem;
    margin-bottom: 1rem;
}

.markdown-content p {
    margin-bottom: 1rem;
}