/* ===== Yi 页面全屏视频布局样式 ===== */

/* 重置页面布局，取消1400px限制 */
.yi-page-wrap {
  width: 100vw;
  min-height: 100vh;
  margin: 0;
  padding: 0;
  overflow-x: hidden;
  position: relative;
  display: flex;
  flex-direction: column;
}

/* 导航栏保持 sticky 效果 */
.navbar.navbar-static {
  position: sticky;
  top: 0;
  z-index: 1000;
}

/* 视频容器包装器 */
.video-container-wrapper {
  width: 100vw;
  flex: 1;
  overflow-y: auto;
  scroll-behavior: smooth;
  scroll-snap-type: y mandatory;
}

/* 视频容器样式 */
.video-section {
  width: 100vw;
  height: 56.25vw; /* 16:9 比例 */
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  scroll-snap-align: start;
}

/* B站视频卡片样式 */
.bili-lite {
  position: relative;
  width: 100%;
  height: 100%;
  background: #000;
  overflow: hidden;
}

.bili-lite__poster {
  display: none; /* 完全隐藏原始封面图片 */
}

.bili-lite__play {
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  border: none;
  background: transparent;
  width: 50%;
  height: 50%;
  border-radius: 8px;
  font-family: 'Fusion Pixel', monospace;
  font-size: 20rem;
  font-weight: bold;
  line-height: 1;
  cursor: pointer;
  transition: all 0.3s ease;
  color: white;
  text-shadow: none;
  display: flex;
  align-items: center;
  justify-content: center;
}

.bili-lite__play:focus-visible { 
  outline: 2px solid #1e90ff; 
}

/* 真正加载了 iframe 之后，去掉封面/按钮 */
.bili-lite.is-playing .bili-lite__poster,
.bili-lite.is-playing .bili-lite__play {
  display: none;
}

.bili-lite iframe {
  width: 100%;
  height: 100%;
  border: 0;
  display: block;
}

/* 响应式设计 */
@media (max-width: 768px) {
  .bili-lite__play {
    font-size: 12rem;
  }
  
  .video-section {
    height: calc(100vh - var(--nav-h, 80px)); /* 减去导航栏高度 */
    min-height: calc(100vh - var(--nav-h, 80px)); /* 确保最小高度 */
  }
}

@media (max-width: 480px) {
  .bili-lite__play {
    font-size: 8rem;
  }
  
  .video-section {
    height: calc(100vh - var(--nav-h, 80px)); /* 减去导航栏高度 */
    min-height: calc(100vh - var(--nav-h, 80px)); /* 确保最小高度 */
  }
}

/* 确保页面没有水平滚动条，但保持垂直滚动 */
body.yi-page {
  overflow-x: hidden;
  margin: 0;
  padding: 0;
}

/* 页脚样式 */
.footer {
  flex-shrink: 0;
  width: 100%;
  z-index: 1000;
}