/**
 * 桌游详情页 - 分享与推广链接（右侧浮动条 + 侧滑面板）
 */

/* 右侧浮动条容器 */
.bg-share-float {
  position: fixed;
  right: 0;
  top: 50%;
  z-index: 8900;
  transform: translateY(-50%);
  pointer-events: none;
}

.bg-share-float.is-open {
  pointer-events: auto;
}

/* 浮动分享按钮 - 上下缓动 */
.bg-share-tab {
  pointer-events: auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 4px;
  width: 44px;
  padding: 14px 8px;
  border: none;
  border-radius: 12px 0 0 12px;
  background: linear-gradient(180deg, #667eea 0%, #764ba2 100%);
  color: #fff;
  cursor: pointer;
  box-shadow: -2px 4px 16px rgba(102, 126, 234, 0.45);
  animation: bgShareFloatY 3.6s ease-in-out infinite alternate;
  transition: box-shadow 0.2s, filter 0.2s;
}

.bg-share-float.is-open .bg-share-tab {
  animation: none;
  filter: brightness(0.92);
}

.bg-share-tab:hover {
  box-shadow: -4px 6px 20px rgba(102, 126, 234, 0.55);
}

.bg-share-tab-icon {
  font-size: 18px;
  line-height: 1;
  font-weight: 700;
}

.bg-share-tab-text {
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 2px;
  writing-mode: vertical-rl;
  text-orientation: mixed;
}

@keyframes bgShareFloatY {
  0% { transform: translateY(-28px); }
  100% { transform: translateY(28px); }
}

/* 遮罩 */
.bg-share-overlay {
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.45);
  z-index: 8901;
  opacity: 0;
  transition: opacity 0.25s ease;
}

.bg-share-float.is-open .bg-share-overlay {
  opacity: 1;
}

/* 侧滑详情面板 */
.bg-share-panel {
  position: fixed;
  top: 0;
  right: 0;
  width: min(420px, 92vw);
  height: 100vh;
  height: 100dvh;
  background: #fff;
  z-index: 8902;
  box-shadow: -6px 0 32px rgba(15, 23, 42, 0.15);
  transform: translateX(105%);
  transition: transform 0.28s ease;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  box-sizing: border-box;
}

.bg-share-float.is-open .bg-share-panel {
  transform: translateX(0);
}

.bg-share-panel-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 16px 18px;
  border-bottom: 1px solid #e2e8f0;
  background: #f8fafc;
  flex-shrink: 0;
}

.bg-share-panel-head .bg-share-title {
  margin: 0;
  font-size: 17px;
  font-weight: 700;
  color: #1e293b;
  line-height: 1.35;
}

.bg-share-close {
  flex-shrink: 0;
  width: 34px;
  height: 34px;
  border: none;
  border-radius: 8px;
  background: #fff;
  color: #64748b;
  font-size: 22px;
  line-height: 1;
  cursor: pointer;
  border: 1px solid #e2e8f0;
}

.bg-share-close:hover {
  color: #334155;
  background: #f1f5f9;
}

.bg-share-panel-body {
  flex: 1;
  overflow-y: auto;
  padding: 16px 18px 24px;
  -webkit-overflow-scrolling: touch;
}

.bg-share-tip {
  margin: 0 0 16px;
  font-size: 13px;
  line-height: 1.65;
  color: #64748b;
}

.bg-share-body {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  flex-wrap: wrap;
  margin-bottom: 18px;
}

.bg-share-preview {
  flex: 1 1 220px;
  min-width: 0;
}

.bg-share-card {
  display: flex;
  gap: 12px;
  padding: 12px;
  background: #fff;
  border: 1px solid #e5e7eb;
  border-radius: 8px;
  box-shadow: 0 2px 8px rgba(15, 23, 42, 0.06);
}

.bg-share-cover {
  width: 72px;
  height: 72px;
  object-fit: cover;
  border-radius: 6px;
  flex-shrink: 0;
  background: #f1f5f9;
}

.bg-share-card-info {
  flex: 1;
  min-width: 0;
}

.bg-share-card-title {
  font-size: 14px;
  font-weight: 700;
  color: #0f172a;
  line-height: 1.35;
  overflow: hidden;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
}

.bg-share-card-desc {
  margin-top: 6px;
  font-size: 12px;
  line-height: 1.55;
  color: #64748b;
  overflow: hidden;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
}

.bg-share-card-site {
  margin-top: 8px;
  font-size: 11px;
  color: #94a3b8;
}

.bg-share-preview-note {
  margin: 8px 0 0;
  font-size: 12px;
  color: #94a3b8;
}

.bg-share-side {
  flex: 0 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  width: 100%;
}

.bg-share-qr {
  text-align: center;
}

.bg-share-qr img {
  display: block;
  margin: 0 auto;
  border-radius: 8px;
  background: #fff;
  border: 1px solid #e5e7eb;
}

.bg-share-qr span {
  display: block;
  margin-top: 6px;
  font-size: 12px;
  color: #64748b;
}

.bg-share-copy-main {
  padding: 10px 18px;
  border: none;
  border-radius: 8px;
  background: #f98206;
  color: #fff;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  white-space: nowrap;
  width: 100%;
  max-width: 220px;
}

.bg-share-copy-main:hover {
  background: #e67400;
}

.bg-share-links-title {
  margin: 0 0 10px;
  font-size: 13px;
  font-weight: 600;
  color: #475569;
}

.bg-share-link-row {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 8px;
}

.bg-share-link-label {
  flex: 0 0 72px;
  font-size: 13px;
  color: #334155;
}

.bg-share-link-input {
  flex: 1;
  min-width: 0;
  padding: 7px 10px;
  border: 1px solid #cbd5e1;
  border-radius: 6px;
  font-size: 12px;
  color: #475569;
  background: #fff;
}

.bg-share-copy-btn {
  flex: 0 0 auto;
  padding: 7px 12px;
  border: 1px solid #cbd5e1;
  border-radius: 6px;
  background: #fff;
  color: #334155;
  font-size: 12px;
  cursor: pointer;
}

.bg-share-copy-btn:hover,
.bg-share-copy-main:active {
  opacity: 0.92;
}

.bg-share-toast {
  margin: 12px 0 0;
  padding: 8px 12px;
  border-radius: 6px;
  background: #ecfdf5;
  color: #047857;
  font-size: 13px;
  text-align: center;
}

.bg-share-toast.is-error {
  background: #fef2f2;
  color: #b91c1c;
}

body.bg-share-panel-open {
  overflow: hidden;
}

@media (max-width: 640px) {
  .bg-share-tab {
    width: 40px;
    padding: 12px 6px;
  }

  .bg-share-tab-text {
    font-size: 12px;
    letter-spacing: 1px;
  }

  .bg-share-panel {
    width: 100vw;
    border-radius: 16px 16px 0 0;
    top: auto;
    bottom: 0;
    height: min(88vh, 640px);
    height: min(88dvh, 640px);
    transform: translateY(105%);
  }

  .bg-share-float.is-open .bg-share-panel {
    transform: translateY(0);
  }

  .bg-share-link-row {
    flex-wrap: wrap;
  }

  .bg-share-link-label {
    flex: 0 0 100%;
  }

  .bg-share-link-input {
    flex: 1 1 calc(100% - 70px);
  }
}

/* 后台推广链接面板 */
.admin-promo-panel {
  margin-top: 24px;
  padding: 20px 22px;
  background: #f8fafc;
  border: 1px solid #e2e8f0;
  border-radius: 8px;
}

.admin-promo-panel h3 {
  margin: 0 0 10px;
  font-size: 17px;
  color: #1e293b;
}

.admin-promo-row {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 10px;
}

.admin-promo-row label {
  flex: 0 0 88px;
  margin: 0;
  font-weight: 600;
  font-size: 13px;
}

.admin-promo-input {
  flex: 1;
  min-width: 0;
  padding: 8px 10px;
  border: 1px solid #ddd;
  border-radius: 6px;
  font-size: 12px;
}

@media (max-width: 768px) {
  .admin-promo-row {
    flex-wrap: wrap;
  }

  .admin-promo-row label {
    flex: 0 0 100%;
  }
}