* {
  box-sizing: border-box;
  -webkit-tap-highlight-color: transparent;
}

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", sans-serif;
  background: #0f1115;
  color: #fff;
  padding-bottom: env(safe-area-inset-bottom);
}

/* Banner */
.banner img {
  width: 100%;
  height: 186px;
  object-fit: cover;
  border-bottom-left-radius: 16px;
  border-bottom-right-radius: 16px;
}

/* 搜索 */
.search {
  padding: 12px;
}
.search input {
  width: 100%;
  padding: 12px;
  border-radius: 12px;
  border: none;
  background: #1c1f26;
  color: #fff;
}

/* 分类 */
.category {
  display: flex;
  gap: 8px;
  padding: 0 12px 10px;
  overflow-x: auto;
}
.category button {
  flex-shrink: 0;
  padding: 6px 14px;
  border-radius: 20px;
  border: none;
  background: #1c1f26;
  color: #aaa;
}
.category .active {
  background: linear-gradient(90deg, #4facfe, #00f2fe);
  color: #fff;
}

/* 卡片 */
.stock-card {
  background: #1a1d24;
  margin: 10px 12px;
  padding: 14px;
  border-radius: 16px;
  box-shadow: 0 4px 20px rgba(0,0,0,0.4);
}

.row {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.stock-name {
  font-size: 16px;
  font-weight: bold;
}

.price {
  font-size: 18px;
  margin-top: 6px;
}

.green { color: #00c087; }
.red { color: #ff4d4f; }

.mini-chart {
  font-size: 12px;
  color: #888;
  margin-top: 6px;
}

/* 按钮 */
.btn {
  margin-top: 10px;
  width: 100%;
  padding: 10px;
  border-radius: 10px;
  border: none;
  background: linear-gradient(90deg, #4facfe, #00f2fe);
  color: #fff;
}

/* 底部导航 */
.nav {
  position: fixed;
  bottom: 0;
  width: 100%;
  display: flex;
  background: #15171c;
  border-top: 1px solid #222;
}
.nav div {
  flex: 1;
  text-align: center;
  padding: 10px;
  color: #aaa;
}
.nav .active {
  color: #4facfe;
}

/* Toast */
.modal {
  position: fixed;
  bottom: 100px;
  left: 50%;
  transform: translateX(-50%);
  background: rgba(0,0,0,0.8);
  padding: 10px 20px;
  border-radius: 20px;
  display: none;
}

/* 详情 */
.detail {
  padding: 16px;
}
.chart-box {
  background: #1a1d24;
  padding: 12px;
  border-radius: 12px;
  margin-top: 10px;
}
.stock-card canvas {
  width: 100% !important;
}