/* ==========================================================================
   LuYouDa 静态站 - 补充样式（骨架屏、接口提示、首页图形占位）
   基础设计系统在 site.css / pages.css（从 WebForms 前台同步而来）
   ========================================================================== */

/* ---------- 骨架屏 ---------- */
[hidden] { display: none !important; }

.skel-card,
.skel-line,
.skel-block {
  position: relative;
  overflow: hidden;
  border-radius: 18px;
  background: #eef2f9;
}
.skel-card { height: 348px; }
.skel-line { height: 14px; border-radius: 7px; }
.skel-block { height: 100%; border-radius: 20px; }
.skel-card::after,
.skel-line::after,
.skel-block::after {
  content: "";
  position: absolute;
  inset: 0;
  transform: translateX(-100%);
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, .75), transparent);
  animation: skel-sweep 1.4s ease-in-out infinite;
}
@keyframes skel-sweep { to { transform: translateX(100%); } }

.hero-card--main .skel-block,
.hero-card--mini .skel-block { background: #eef2f9; }

/* ---------- 接口错误提示 ---------- */
.api-note {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 14px 16px;
  margin-bottom: 20px;
  border: 1px solid #fecdca;
  border-radius: 12px;
  background: #fef3f2;
  color: #b42318;
  font-size: 13px;
  line-height: 1.6;
}

/* ---------- 首页统计 / 品牌条 ---------- */
.stat-line { display: flex; align-items: baseline; gap: 8px; }
.stat-line b { font-family: var(--font-display); font-size: 15px; font-weight: 800; color: var(--text); }

/* ---------- 产品详情补充 ---------- */
.pd-loading { display: grid; grid-template-columns: 1.02fr .98fr; gap: 46px; padding-top: 30px; }
.pd-spec-skel { display: grid; gap: 10px; margin-top: 18px; }

/* ---------- 关于 / 品质页图文 ---------- */
.story-img--wide { min-height: 420px; }
.media-frame {
  border-radius: 22px;
  overflow: hidden;
  border: 1px solid var(--line);
  background: radial-gradient(120% 100% at 50% 0%, #f9fbfe 0%, #edf1f9 100%);
  padding: 28px;
  display: grid;
  place-items: center;
}
.media-frame img { max-height: 300px; object-fit: contain; }

/* ---------- 表单状态 ---------- */
.form-status { margin-top: 16px; font-size: 13px; }
.form-status.is-error { color: #b42318; }
.form-status.is-success { color: #067647; }

/* ---------- 联系页产品上下文 ---------- */
.product-context[hidden] { display: none; }

@media (max-width: 960px) {
  .pd-loading { grid-template-columns: 1fr; }
}