/* 前端样式文件 */
:root {
  --primary: #ea4c89;
  --primary-light: #e6f0ff;
  --secondary: #3f37c9;
  --accent: #1a1a1a;
  --success: #4ade80;
  --warning: #fbbf24;
  --danger: #f8a694;
  --dark: #1e293b;
  --light: #f8fafc;
  --gray: #94a3b8;
  --border: #e2e8f0;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  background-color: #f1f5f9;
  color: var(--accent);
  line-height: 1.6;
}

.invest-platform {
  max-width: 1200px;
  margin: 0 auto;
  padding: 20px;
}

/* 卡片设计 */
.card-gupian {
  background: white;
  border-radius: 12px;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.03);
  margin-bottom: 24px;
  overflow: hidden;
  border: 1px solid var(--border);
}

.card-gupian-header {
  padding: 18px 24px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.card-gupian-title {
  font-size: 18px;
  font-weight: 600;
  color: var(--primary);
  margin: 0;
}

.card-gupian-body {
  padding: 24px;
}

/* 按钮样式 */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 8px 16px;
  border-radius: 6px;
  font-weight: 500;
  font-size: 14px;
  cursor: pointer;
  transition: all 0.2s;
  border: none;
  text-decoration: none;
  margin: 2px;
}

.btn-primary {
  background: var(--primary);
  color: white;
}

.btn-primary:hover {
  background: var(--secondary);
  transform: translateY(-1px);
}

.btn-danger {
  background: var(--primary);
  color: white;
}

.btn-danger:hover {
  background: var(--accent);
}

/* 表格样式 */
.data-table {
  width: 100%;
  border-collapse: collapse;
}

.data-table thead {
  background: var(--accent);
  color: white;
}

.data-table th {
  padding: 12px 16px;
  text-align: left;
  font-weight: 600;
}

.data-table td {
  padding: 12px 16px;
  border-bottom: 1px solid var(--border);
}

.data-table tr:hover {
  background: rgba(234, 76, 137, 0.05);
}

/* 响应式设计 */
@media (max-width: 768px) {
  .data-table {
    display: block;
    overflow-x: auto;
  }
}

/* 价格样式 */
.price-up {
  color: var(--success);
}

.price-down {
  color: var(--danger);
}

/* 空状态 */
.empty-state {
  padding: 40px;
  text-align: center;
  color: var(--gray);
}

/* 购买弹窗样式 */
.modal {
  display: none;
  position: fixed;
  z-index: 1000;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0,0,0,0.5);
}

.modal-content {
  background-color: #fefefe;
  margin: 10% auto;
  padding: 20px;
  border: 1px solid #888;
  width: 80%;
  max-width: 500px;
  border-radius: 8px;
  position: relative;
}

.close {
  color: #aaa;
  float: right;
  font-size: 28px;
  font-weight: bold;
  cursor: pointer;
  position: absolute;
  right: 15px;
  top: 10px;
}

.close:hover,
.close:focus {
  color: black;
  text-decoration: none;
}

#chart-title {
  margin-top: 0;
  padding-top: 0;
  color: var(--primary);
}

.form-group {
  margin-bottom: 15px;
}

.form-group label {
  display: block;
  margin-bottom: 5px;
  font-weight: bold;
}

.form-group input {
  width: 100%;
  padding: 8px;
  border: 1px solid #ddd;
  border-radius: 4px;
  box-sizing: border-box;
}

.form-group input[readonly] {
  background-color: #f5f5f5;
}

.btn-secondary {
  background-color: #6c757d;
  color: white;
}

.btn-secondary:hover {
  background-color: #5a6268;
}

/* 市场动态滚动展示 */
.ticker-wrapper {
  background: linear-gradient(90deg, #f8f9fa 0%, #ffffff 100%);
  border-radius: 8px;
  padding: 16px;
  box-shadow: inset 0 2px 4px rgba(0,0,0,0.05);
  overflow: hidden;
}

.ticker-container {
  display: flex;
  align-items: center;
  gap: 12px;
}

.ticker-icon {
  font-size: 20px;
  flex-shrink: 0;
}

.ticker-list {
  display: flex;
  animation: ticker-scroll 30s linear infinite;
  gap: 30px;
}

.ticker-item {
  white-space: nowrap;
  font-size: 14px;
  color: var(--dark);
  display: flex;
  align-items: center;
  gap: 8px;
}

.dot-icon {
  width: 4px;
  height: 4px;
  background: var(--gray);
  border-radius: 50%;
  flex-shrink: 0;
}

@keyframes ticker-scroll {
  0% {
    transform: translateX(100%);
  }
  100% {
    transform: translateX(-100%);
  }
}

/* 响应式设计优化 */
@media (max-width: 768px) {
  .invest-platform {
    padding: 12px;
  }
  
  .card-gupian-body {
    padding: 16px;
  }
  
  .card-gupian-header {
    padding: 16px;
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
  }
  
  .ticker-list {
    animation-duration: 20s;
  }
  
  .ticker-item {
    font-size: 13px;
  }
  
  /* 用户信息区域调整 */
  .card-gupian-body {
    display: flex;
    flex-direction: column;
    gap: 20px;
  }
  
  .user-profile {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
  }
  
  .user-avatar {
    margin-bottom: 12px;
  }
  
  .caifu {
    width: 100%;
  }
  
  /* 表格优化 */
  .data-table thead {
    display: none;
  }
  
  .data-table tr {
    display: block;
    margin-bottom: 16px;
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 12px;
  }
  
  .data-table td {
    display: flex;
    justify-content: space-between;
    padding: 8px 0;
    border-bottom: 1px solid var(--border);
  }
  
  .data-table td:last-child {
    border-bottom: none;
  }
  
  .data-table td::before {
    content: attr(data-label);
    font-weight: 600;
    color: var(--dark);
    margin-right: 10px;
  }
  
  /* 按钮调整 */
  .btn {
    width: 100%;
    margin: 4px 0;
  }
  
  /* 事件卡片调整 */
  .event-card {
    padding: 12px !important;
  }
  
  .event-header {
    flex-direction: column;
    align-items: flex-start !important;
    gap: 8px;
  }
  
  .event-categories {
    flex-wrap: wrap;
  }
  
  .event-category {
    margin-bottom: 4px;
  }
}

/* 小屏幕设备优化 */
@media (max-width: 480px) {
  .invest-platform {
    padding: 8px;
  }
  
  .card-gupian {
    margin-bottom: 16px;
  }
  
  .card-gupian-header {
    padding: 12px;
  }
  
  .card-gupian-body {
    padding: 12px;
  }
  
  .ticker-item {
    font-size: 12px;
  }
  
  .event-title {
    font-size: 14px !important;
  }
  
  .event-content {
    font-size: 13px !important;
  }
}