/* ========== AI视频画布 子站样式（新片场模式） ========== */
/* 独立子站：#page-video 内所有 UI，不污染主站其余页面 */

/* 进入视频子站时隐藏主站顶部导航栏 */
body.video-open #mainHeader {
  display: none !important;
}

#page-video {
  background: #0D0F1A;
  min-height: 100vh;
  color: #fff;
}

/* ===== 左右布局（全屏） ===== */
.video-layout {
  display: flex;
  min-height: 100vh;
  max-width: 1600px;
  margin: 0 auto;
}

/* ===== 左侧竖排导航栏（可收起） ===== */
.video-sidenav {
  width: 220px;
  flex: 0 0 220px;
  background: rgba(255, 255, 255, 0.03);
  border-right: 1px solid rgba(255, 255, 255, 0.08);
  padding: 20px 0;
  display: flex;
  flex-direction: column;
  position: sticky;
  top: 0;
  height: 100vh;
  z-index: 40;
  transition: width 0.25s, flex-basis 0.25s;
  overflow: hidden;
}
/* 收起状态：只剩图标列 */
.video-sidenav.collapsed {
  width: 64px;
  flex: 0 0 64px;
}
.video-sidenav.collapsed .video-brand span:not(.video-brand-icon) {
  display: none;
}
.video-sidenav.collapsed .video-sidenav-item {
  justify-content: center;
  padding: 12px 0;
  gap: 0;
}
.video-sidenav.collapsed .video-sidenav-item .vi {
  margin: 0;
}
.video-sidenav.collapsed .video-sidenav-item span:not(.vi) {
  display: none;
}
.video-sidenav.collapsed .video-brand {
  justify-content: center;
  padding: 0 0 20px;
}
/* 收起/展开切换按钮 */
.video-side-toggle {
  position: absolute;
  right: -13px;
  top: 20px;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: rgba(255,255,255,0.12);
  border: 1px solid rgba(255,255,255,0.2);
  color: #fff;
  font-size: 13px;
  line-height: 1;
  cursor: pointer;
  z-index: 50;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s;
}
.video-side-toggle:hover {
  background: rgba(254,110,30,0.5);
}
.video-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 0 20px 20px;
  font-size: 17px;
  font-weight: 800;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  margin-bottom: 12px;
  position: relative;
  white-space: nowrap;
}
.video-brand-icon {
  font-size: 20px;
}
.video-sidenav-nav {
  flex: 1;
  display: flex;
  flex-direction: column;
  padding: 0 10px;
  gap: 2px;
  overflow-y: auto;
}
.video-sidenav-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 12px;
  font-size: 15px;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.55);
  text-decoration: none;
  border-radius: 10px;
  cursor: pointer;
  transition: all 0.2s;
  border: none;
  background: transparent;
  text-align: left;
  width: 100%;
}
.video-sidenav-item .vi {
  font-size: 17px;
  width: 22px;
  text-align: center;
  flex: 0 0 22px;
}
.video-sidenav-item:hover {
  color: #fff;
  background: rgba(255, 255, 255, 0.06);
}
.video-sidenav-item.active {
  color: #FE6E1E;
  background: rgba(254, 110, 30, 0.12);
}
.video-sidenav-foot {
  padding: 10px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  display: flex;
  flex-direction: column;
  gap: 2px;
}

/* ===== 右侧内容区（全屏） ===== */
.video-main {
  flex: 1;
  min-width: 0;
  padding: 0;
  position: relative;
}

#videoContent {
  min-height: 100vh;
  position: relative;
}

/* ===== 通用标题 ===== */
.video-page-title {
  font-size: 26px;
  font-weight: 800;
  margin: 0 0 6px;
}
.video-page-sub {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.5);
  margin: 0 0 24px;
}

/* ===== 首页 hero ===== */
.video-hero {
  text-align: center;
  padding: 50px 20px 30px;
}
.video-hero h1 {
  font-size: 44px;
  font-weight: 800;
  background: linear-gradient(135deg, #FF6B35, #6B4CFF);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  margin: 0 0 14px;
}
.video-hero p {
  font-size: 17px;
  color: rgba(255, 255, 255, 0.6);
  max-width: 640px;
  margin: 0 auto 30px;
  line-height: 1.7;
}
.video-hero-actions {
  display: flex;
  justify-content: center;
  gap: 16px;
}
.video-btn-primary {
  padding: 14px 40px;
  font-size: 16px;
  font-weight: 700;
  border: none;
  border-radius: 12px;
  background: linear-gradient(135deg, #FF6B35, #6B4CFF);
  color: #fff;
  cursor: pointer;
}
.video-btn-ghost {
  padding: 14px 32px;
  font-size: 16px;
  font-weight: 600;
  border: 1px solid rgba(255, 255, 255, 0.25);
  border-radius: 12px;
  background: transparent;
  color: #fff;
  cursor: pointer;
}
.video-steps {
  display: flex;
  justify-content: center;
  gap: 40px;
  padding: 30px 0;
  flex-wrap: wrap;
}
.video-step {
  text-align: center;
  width: 200px;
}
.video-step-icon {
  width: 60px;
  height: 60px;
  line-height: 60px;
  margin: 0 auto 12px;
  border-radius: 50%;
  background: linear-gradient(135deg, rgba(255, 107, 53, 0.15), rgba(107, 76, 255, 0.15));
  border: 1px solid rgba(255, 255, 255, 0.2);
  font-size: 26px;
}
.video-step-t {
  font-size: 15px;
  color: rgba(255, 255, 255, 0.75);
}
.video-section-title {
  text-align: center;
  font-size: 26px;
  font-weight: 700;
  margin: 34px 0 22px;
}
.video-model-grid {
  display: flex;
  justify-content: center;
  gap: 20px;
  flex-wrap: wrap;
}
.video-model-card {
  width: 280px;
  padding: 22px;
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.12);
  text-align: left;
  transition: all 0.2s;
}
.video-model-card:hover {
  border-color: rgba(254, 110, 30, 0.5);
  transform: translateY(-2px);
}
.video-model-name {
  font-size: 17px;
  font-weight: 700;
  margin-bottom: 8px;
}
.video-model-tag {
  font-size: 12px;
  background: rgba(254, 110, 30, 0.2);
  color: #FE6E1E;
  padding: 2px 8px;
  border-radius: 20px;
  margin-left: 6px;
}
.video-model-desc {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.55);
  margin-bottom: 6px;
}
.video-model-price {
  font-size: 15px;
  color: #FFD9A8;
  font-weight: 600;
}

/* ===== 占位页（图片/音乐未开放） ===== */
.video-placeholder {
  text-align: center;
  padding: 80px 20px;
  border: 1px dashed rgba(255, 255, 255, 0.2);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.02);
}
.video-placeholder .ph-icon {
  font-size: 56px;
  margin-bottom: 16px;
}
.video-placeholder .ph-title {
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 10px;
}
.video-placeholder .ph-sub {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.5);
}

/* ===== 画布节点通用 ===== */
.video-node {
  user-select: none;
}
.video-node * { user-select: none; }

/* 结果视频 */
#videoResultWrap video {
  display: block;
}

/* ===== 移动端适配 ===== */
@media (max-width: 768px) {
  .video-layout { flex-direction: column; }
  .video-sidenav {
    width: 100%;
    flex: none;
    height: auto;
    position: static;
    flex-direction: row;
    flex-wrap: wrap;
    padding: 8px;
    border-right: none;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  }
  .video-brand { display: none; }
  .video-sidenav-nav {
    flex: 1;
    flex-direction: row;
    flex-wrap: wrap;
    padding: 0;
  }
  .video-sidenav-item { width: auto; padding: 8px 12px; font-size: 13px; }
  .video-sidenav-foot { flex-direction: row; padding: 0; border-top: none; }
  .video-main { padding: 16px; }
  .video-steps { gap: 12px; }
  .video-step { width: 45%; }
}