$button-color: #00a6ff; .goods-container { display: flex; flex-direction: column; height: 100vh; background-color: #fff; // 顶部导航栏固定样式 :deep(.top-nav-bar) { position: sticky; top: 0; z-index: 100; flex-shrink: 0; } // 使用须知样式 .use-notice { margin: 16px 0; } .use-notice-content { .module-item { display: flex; align-items: flex-start; flex-direction: column; padding: 12px 0; .module-icon { display: flex; flex-direction: row; align-items: center; margin-right: 8px; flex-shrink: 0; .module-title { font-size: $uni-font-size-base; color: $uni-text-color; text-align: center; word-wrap: break-word; margin-left: 4px; } } .module-desc { flex: 1; font-size: $uni-font-size-sm; color: #666; line-height: 1.5; margin-top: 4px; } } .border-bottom { border-bottom: 1px solid #f0f0f0; } } .content-wrapper { flex: 1; height: 0; // 关键:让flex子项能够正确计算高度 overflow-y: auto; -webkit-overflow-scrolling: touch; // iOS平滑滚动 } .goods-content { border-radius: 12px 12px 0 0; background-color: #fff; padding: 12px; position: relative; margin-top: -30px; z-index: 1; } } .footer { position: sticky; bottom: 0; background-color: #fff; box-sizing: border-box; padding: 12px 12px 24px; // 阴影 box-shadow: 0 -2px 12px rgba(0, 0, 0, 0.1); z-index: 10; flex-shrink: 0; // 防止被压缩 display: flex; align-items: center; .left { display: flex; align-items: baseline; } .label { font-size: $uni-font-size-base; color: $uni-text-color; } .price { display: flex; align-items: baseline; font-size: 24px; color: #f55726; &::before { content: "¥"; font-size: $uni-font-size-sm; } } .buy-button { width: 160px; background: linear-gradient(179deg, #00a6ff 0%, #0256ff 100%); color: #fff; border: none; padding: 0; display: flex; align-items: center; justify-content: center; border-radius: $uni-border-radius-50px; height: 42px; font-size: $uni-font-size-base; font-weight: 500; position: relative; overflow: hidden; transition: all 0.3s ease; letter-spacing: 0.5px; margin-left: auto; } }