/* 千匠一品 3DVR 展示页 —— 自适应（PC + 手机）。由 pipeline/site.py 拷贝到 dist。 */
:root {
  --bg: #f5f6f8;
  --card-bg: #ffffff;
  --ink: #1f2329;
  --ink-soft: #5b636e;
  --line: #e7e9ee;
  --brand: #b8895a;          /* 千匠一品 木质暖金 */
  --brand-ink: #8a5f33;
  --brand-soft: #f4ece2;
  --shadow: 0 1px 2px rgba(0,0,0,.04), 0 8px 24px rgba(31,35,41,.06);
  --shadow-hover: 0 6px 16px rgba(0,0,0,.08), 0 18px 40px rgba(31,35,41,.12);
  --radius: 14px;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  background: var(--bg);
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei",
    "Helvetica Neue", Helvetica, Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
  line-height: 1.5;
}
a { color: inherit; text-decoration: none; }

/* ---- 返回商城首页：左侧悬浮（PC 醒目） ---- */
.back-home {
  position: fixed; left: 0; top: 50%; transform: translateY(-50%); z-index: 60;
  display: flex; align-items: center; gap: 7px;
  background: var(--brand); color: #fff; font-size: 14px; font-weight: 600;
  padding: 13px 18px 13px 14px; border-radius: 0 999px 999px 0;
  box-shadow: 0 6px 20px rgba(138,95,51,.4); cursor: pointer;
  transition: padding-right .16s ease, box-shadow .16s ease;
}
.back-home:hover { padding-right: 24px; box-shadow: 0 10px 26px rgba(138,95,51,.55); }
.back-home svg { flex: 0 0 auto; }

/* ---- 顶部 tab + 筛选（sticky） ---- */
.toolbar {
  position: sticky; top: 0; z-index: 20;
  background: rgba(245,246,248,.94);
  backdrop-filter: saturate(180%) blur(8px);
  border-bottom: 1px solid var(--line);
}
.toolbar .wrap { max-width: 1240px; margin: 0 auto; padding: 0 20px; }

.tabs-bar { display: flex; align-items: center; justify-content: space-between; gap: 16px; }
.tabs { display: flex; gap: 2px; }
.tab {
  background: none; border: none; cursor: pointer; position: relative;
  font-size: 16px; font-weight: 600; color: var(--ink-soft);
  padding: 16px 18px; transition: color .15s;
}
.tab:hover { color: var(--brand-ink); }
.tab.active { color: var(--ink); }
.tab.active::after {
  content: ""; position: absolute; left: 18px; right: 18px; bottom: 8px;
  height: 3px; border-radius: 3px; background: var(--brand);
}
.tab .tn { font-size: 12px; font-weight: 500; color: var(--ink-soft); margin-left: 2px; }
.tab.active .tn { color: var(--brand-ink); }

.search { position: relative; flex: 0 0 auto; width: 240px; }
.search input {
  width: 100%; height: 36px; padding: 0 14px 0 34px;
  border: 1px solid var(--line); border-radius: 999px;
  background: #fff; font-size: 14px; color: var(--ink); outline: none;
  transition: border-color .15s, box-shadow .15s;
}
.search input:focus { border-color: var(--brand); box-shadow: 0 0 0 3px var(--brand-soft); }
.search svg { position: absolute; left: 12px; top: 50%; transform: translateY(-50%); color: var(--ink-soft); }

.filters { border-top: 1px solid var(--line); padding: 8px 0 10px; }
.facet { display: flex; align-items: flex-start; gap: 8px; margin: 6px 0; }
.facet-label { flex: 0 0 auto; font-size: 12px; color: var(--ink-soft); padding-top: 7px; min-width: 40px; }
.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chip {
  border: 1px solid var(--line); background: #fff; color: var(--ink-soft);
  font-size: 13px; padding: 5px 13px; border-radius: 999px; cursor: pointer;
  white-space: nowrap; transition: all .14s ease; user-select: none;
}
.chip:hover { border-color: var(--brand); color: var(--brand-ink); }
.chip.active { background: var(--brand); border-color: var(--brand); color: #fff; font-weight: 600; }
.chip .n { opacity: .6; font-size: 11px; margin-left: 4px; }
.chip.active .n { opacity: .85; }

/* ---- Banner ---- */
.banner {
  position: relative; max-width: 1240px; margin: 18px auto 4px; border-radius: 16px;
  overflow: hidden; min-height: 210px; background: #2a2622;   /* 兜底底色：iframe 未加载时文字仍可读 */
  display: flex; align-items: center; justify-content: center;
}
.banner-bg {      /* 静态背景图（cover 裁切填充） */
  position: absolute; inset: 0;
  background: url('https://media.qj1p.com/3dvr/3dvr-banner.jpg') center/cover no-repeat;
}
.banner-bg::after {   /* 遮罩：压暗背景，保证文字可读 */
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(0,0,0,.18), rgba(0,0,0,.45));
}
.banner-inner { position: relative; z-index: 1; text-align: center; color: #fff; padding: 52px 20px; }
.banner-title { margin: 0; font-size: 34px; font-weight: 800; letter-spacing: 4px; }
.banner-sub { margin: 12px 0 0; font-size: 15px; color: #e8dfd2; letter-spacing: 1px; }

/* ---- 结果计数 ---- */
.result-bar { max-width: 1240px; margin: 0 auto; padding: 16px 20px 4px; font-size: 13px; color: var(--ink-soft); }
.result-bar b { color: var(--ink); font-weight: 600; }

/* ---- 卡片网格 ---- */
.grid {
  max-width: 1240px; margin: 0 auto; padding: 12px 20px 28px;
  display: grid; gap: 18px; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
}
.card {
  background: var(--card-bg); border-radius: var(--radius); overflow: hidden;
  box-shadow: var(--shadow); cursor: pointer;
  transition: transform .18s ease, box-shadow .18s ease;
  display: flex; flex-direction: column;
}
.card:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); }

.thumb { position: relative; aspect-ratio: 16 / 10; background: #eceef1; overflow: hidden; }
.thumb img {
  width: 100%; height: 100%; object-fit: cover; display: block;
  transition: transform .4s ease; background: #eceef1;
}
.card:hover .thumb img { transform: scale(1.05); }
.vr360 {
  position: absolute; left: 50%; top: 50%; transform: translate(-50%,-50%);
  width: 52px; height: 52px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  background: rgba(0,0,0,.4); border: 2px solid rgba(255,255,255,.9);
  color: #fff; font-size: 12px; font-weight: 700; letter-spacing: .5px;
  backdrop-filter: blur(2px); opacity: 0;
  transition: opacity .18s, background .18s, transform .18s, border-color .18s;
}
/* 默认隐藏，悬停 / 点击(触摸) 时才显示 */
.card:hover .vr360, .card:active .vr360 {
  opacity: 1; background: var(--brand); border-color: var(--brand);
  transform: translate(-50%,-50%) scale(1.06);
}
.badge-pri {
  position: absolute; left: 10px; top: 10px;
  background: rgba(0,0,0,.55); color: #fff; font-size: 11px;
  padding: 3px 9px; border-radius: 999px; backdrop-filter: blur(2px);
}

.card-body { padding: 11px 13px 13px; display: flex; flex-direction: column; gap: 6px; }
.card-title {
  font-size: 14px; font-weight: 600; color: var(--ink); line-height: 1.4;
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical;
  overflow: hidden; min-height: 39px;
}
.card-sub { font-size: 12px; color: var(--brand-ink); }
.meta { display: flex; gap: 14px; font-size: 12px; color: var(--ink-soft); margin-top: 1px; }
.meta span { display: inline-flex; align-items: center; gap: 4px; }

/* ---- 空状态 ---- */
.empty { max-width: 1240px; margin: 0 auto; padding: 60px 20px; text-align: center; color: var(--ink-soft); font-size: 15px; }
.empty svg { color: var(--line); margin-bottom: 12px; }

/* ---- 分页 ---- */
.pager {
  display: flex; justify-content: center; align-items: center; gap: 6px;
  flex-wrap: wrap; max-width: 1240px; margin: 0 auto; padding: 8px 20px 44px;
}
.page-btn {
  min-width: 36px; height: 36px; padding: 0 10px;
  border: 1px solid var(--line); background: #fff; color: var(--ink-soft);
  border-radius: 9px; cursor: pointer; font-size: 14px; transition: all .14s ease;
}
.page-btn:hover:not(:disabled) { border-color: var(--brand); color: var(--brand-ink); }
.page-btn.active { background: var(--brand); border-color: var(--brand); color: #fff; font-weight: 600; }
.page-btn:disabled { opacity: .4; cursor: not-allowed; }
.page-dots { color: var(--ink-soft); padding: 0 2px; }

/* ---- 页脚 ---- */
.site-footer { border-top: 1px solid var(--line); color: var(--ink-soft); font-size: 12px; text-align: center; padding: 22px 20px 36px; }

/* ---- 手机 ---- */
@media (max-width: 600px) {
  .back-home { display: none; }   /* 返回商城首页仅 PC 显示，手机不显示且不可用 */
  .toolbar .wrap { padding: 0 14px; }
  .tabs-bar { flex-wrap: wrap; gap: 8px; padding-top: 8px; }
  .tab { font-size: 15px; padding: 10px 12px; }
  .tab.active::after { left: 12px; right: 12px; bottom: 4px; }
  .search { width: 100%; order: 3; margin-bottom: 8px; }
  .facet-label { min-width: 34px; }
  .chips { gap: 6px; }
  .chip { padding: 5px 11px; font-size: 12px; }
  .banner { margin: 12px 14px 4px; min-height: 150px; border-radius: 14px; }
  .banner-inner { padding: 34px 16px; }
  .banner-title { font-size: 24px; letter-spacing: 2px; }
  .banner-sub { font-size: 13px; }
  .result-bar { padding: 12px 16px 2px; }
  .grid { padding: 10px 14px 24px; gap: 12px; grid-template-columns: repeat(2, 1fr); }
  .card-title { font-size: 13px; min-height: 36px; }
  .pager { padding: 6px 14px 36px; gap: 5px; }
  .page-btn { min-width: 33px; height: 33px; padding: 0 8px; font-size: 13px; }
}