/* 前台版式结构：按 body.layout-* / .home-layout-* 切换，不仅是换色 */
:root {
  --home-side-w: 220px;
}

/* ========== 公共：侧栏壳 ========== */
.home-shell { display: block; }
.home-side-nav { display: none; }
.home-side-main { min-width: 0; }
.home-side-nav .side-title {
  font-weight: 700; font-size: .9rem; margin-bottom: .75rem; color: var(--text);
}
.home-side-nav .side-cat {
  display: block; padding: .55rem .75rem; border-radius: 8px; color: var(--muted);
  text-decoration: none; font-size: .88rem; margin-bottom: .25rem;
}
.home-side-nav .side-cat:hover,
.home-side-nav .side-cat.is-active {
  background: color-mix(in srgb, var(--primary) 12%, transparent);
  color: var(--primary); font-weight: 600;
}
.home-layout-label {
  display: inline-flex; align-items: center; gap: .35rem;
  font-size: .75rem; color: var(--muted); margin-left: .5rem;
}

/* ========== modern：默认网格（shop.css 已有） ========== */

/* ========== classic：经典发卡横条列表 ========== */
body.layout-classic .page-hero { border-radius: 8px; padding: 1.25rem 1.5rem; }
body.layout-classic .page-hero-stats { display: none; }
body.layout-classic .goods-trade-grid,
body.layout-classic .goods-trade-grid.goods-display-list {
  display: flex !important; flex-direction: column; gap: .65rem;
  grid-template-columns: none !important;
}
body.layout-classic .goods-trade-card {
  display: grid !important;
  grid-template-columns: minmax(120px, 1.2fr) minmax(180px, 2fr) auto auto;
  align-items: center; gap: .75rem 1rem;
  padding: .85rem 1rem; border-radius: 8px;
}
body.layout-classic .trade-card-head { margin: 0; }
body.layout-classic .trade-card-sales { display: none; }
body.layout-classic .trade-card-title { margin: 0; font-size: 1rem; }
body.layout-classic .trade-card-meta {
  display: flex; flex-wrap: wrap; gap: .35rem 1rem; margin: 0;
}
body.layout-classic .trade-meta-row { display: inline-flex; gap: .25rem; margin: 0; }
body.layout-classic .trade-meta-row dt { color: var(--muted); }
body.layout-classic .list-price-cell { display: flex; flex-direction: column; align-items: flex-end; }
body.layout-classic .trade-after-sale { display: none; }
body.layout-classic .list-actions { display: flex; gap: .5rem; justify-content: flex-end; }
@media (max-width: 900px) {
  body.layout-classic .goods-trade-card { grid-template-columns: 1fr; }
}

/* ========== sidebar / compact：左侧分类 ========== */
body.layout-sidebar .home-shell,
body.layout-compact .home-shell {
  display: grid; grid-template-columns: var(--home-side-w) 1fr; gap: 1.25rem; align-items: start;
}
body.layout-sidebar .home-side-nav,
body.layout-compact .home-side-nav {
  display: block; position: sticky; top: 72px;
  background: var(--card); border: 1px solid rgba(15,23,42,.08);
  border-radius: 12px; padding: 1rem .85rem; box-shadow: var(--shadow);
}
body.layout-sidebar .page-hero { margin-bottom: 1rem; }
body.layout-sidebar .goods-filter .col-lg-3:nth-child(3) { display: none; } /* 分类改侧栏 */
body.layout-compact .goods-trade-grid,
body.layout-compact .goods-trade-grid.goods-display-list {
  display: flex !important; flex-direction: column; gap: .5rem;
  grid-template-columns: none !important;
}
body.layout-compact .goods-trade-card {
  display: flex !important; flex-wrap: wrap; align-items: center; gap: .75rem 1.25rem;
  padding: .7rem 1rem; border-radius: 8px; border-left: 3px solid var(--primary);
}
body.layout-compact .trade-card-meta { display: none; }
body.layout-compact .trade-after-sale { display: none; }
body.layout-compact .list-price-cell { margin-left: auto; }
body.layout-compact .list-actions { display: flex; gap: .4rem; }
@media (max-width: 992px) {
  body.layout-sidebar .home-shell,
  body.layout-compact .home-shell { grid-template-columns: 1fr; }
  body.layout-sidebar .home-side-nav,
  body.layout-compact .home-side-nav { position: static; display: flex; flex-wrap: wrap; gap: .35rem; }
  body.layout-sidebar .home-side-nav .side-title { width: 100%; }
}

/* ========== masonry / cyber：瀑布流 ========== */
body.layout-masonry .goods-trade-grid,
body.layout-cyber .goods-trade-grid,
body.layout-masonry .goods-trade-grid.goods-display-list,
body.layout-cyber .goods-trade-grid.goods-display-list {
  display: block !important;
  column-count: 3; column-gap: 1rem;
  grid-template-columns: none !important;
}
body.layout-masonry .goods-trade-card,
body.layout-cyber .goods-trade-card {
  break-inside: avoid; display: block !important; margin-bottom: 1rem;
  width: 100%;
}
body.layout-masonry .goods-trade-card:nth-child(3n+1) { padding-bottom: 1.5rem; }
body.layout-masonry .goods-trade-card:nth-child(3n+2) { padding-top: .5rem; }
body.layout-cyber .goods-trade-card {
  clip-path: polygon(0 0, calc(100% - 12px) 0, 100% 12px, 100% 100%, 12px 100%, 0 calc(100% - 12px));
}
@media (max-width: 992px) {
  body.layout-masonry .goods-trade-grid,
  body.layout-cyber .goods-trade-grid { column-count: 2; }
}
@media (max-width: 576px) {
  body.layout-masonry .goods-trade-grid,
  body.layout-cyber .goods-trade-grid { column-count: 1; }
}

/* ========== magazine：杂志首推 ========== */
body.layout-magazine .page-hero {
  min-height: 180px; padding: 2rem 2rem; border-radius: 18px;
  margin-bottom: 1.5rem;
}
body.layout-magazine .page-hero-main.home-hero-rich h2 { font-size: 2rem; }
body.layout-magazine .goods-trade-grid,
body.layout-magazine .goods-trade-grid.goods-display-list {
  display: grid !important;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}
body.layout-magazine .goods-trade-card:first-child {
  grid-column: 1 / span 2; grid-row: 1 / span 2;
  min-height: 280px; padding: 1.5rem;
}
body.layout-magazine .goods-trade-card:first-child .trade-card-title { font-size: 1.45rem; }
body.layout-magazine .goods-trade-card:first-child .trade-price { font-size: 1.6rem; }
@media (max-width: 900px) {
  body.layout-magazine .goods-trade-grid { grid-template-columns: 1fr; }
  body.layout-magazine .goods-trade-card:first-child { grid-column: auto; grid-row: auto; min-height: 0; }
}

/* ========== dense：密集多列 ========== */
body.layout-dense .goods-trade-grid,
body.layout-dense .goods-trade-grid.goods-display-list {
  display: grid !important;
  grid-template-columns: repeat(4, 1fr) !important;
  gap: .65rem !important;
}
body.layout-dense .goods-trade-card { padding: .7rem; border-radius: 10px; }
body.layout-dense .trade-after-sale { display: none; }
body.layout-dense .trade-card-meta .trade-meta-row:not(.trade-meta-price) { font-size: .75rem; }
@media (max-width: 1200px) {
  body.layout-dense .goods-trade-grid { grid-template-columns: repeat(3, 1fr) !important; }
}
@media (max-width: 768px) {
  body.layout-dense .goods-trade-grid { grid-template-columns: repeat(2, 1fr) !important; }
}

/* ========== gallery：大卡片画廊 ========== */
body.layout-gallery .goods-trade-grid,
body.layout-gallery .goods-trade-grid.goods-display-list {
  display: grid !important;
  grid-template-columns: repeat(2, 1fr) !important;
  gap: 1.25rem !important;
}
body.layout-gallery .goods-trade-card {
  padding: 1.35rem 1.5rem; border-radius: 20px; min-height: 220px;
}
body.layout-gallery .trade-card-title { font-size: 1.25rem; }
body.layout-gallery .trade-price { font-size: 1.5rem; }
@media (max-width: 768px) {
  body.layout-gallery .goods-trade-grid { grid-template-columns: 1fr !important; }
}

/* ========== festival：双栏分区提示条 + 网格 ========== */
body.layout-festival .home-festival-tabs {
  display: flex; gap: .75rem; margin-bottom: 1rem;
}
body.layout-festival .home-festival-tabs span {
  flex: 1; text-align: center; padding: .65rem; border-radius: 10px;
  background: color-mix(in srgb, var(--primary) 12%, #fff);
  color: var(--primary); font-weight: 700; border: 1px solid color-mix(in srgb, var(--primary) 25%, transparent);
}
body.layout-festival .goods-trade-grid {
  display: grid !important;
  grid-template-columns: repeat(2, 1fr) !important;
  gap: 1rem;
}
body.layout-festival .goods-trade-card {
  border: 2px solid color-mix(in srgb, var(--primary) 20%, transparent);
}
@media (max-width: 768px) {
  body.layout-festival .goods-trade-grid { grid-template-columns: 1fr !important; }
}

/* ========== business：商务表格 ========== */
body.layout-business .page-hero { border-radius: 4px; padding: 1rem 1.25rem; }
body.layout-business .page-hero-stats { display: none; }
body.layout-business .goods-home-tip .mode-tag { display: none; }
body.layout-business .goods-trade-grid,
body.layout-business .goods-trade-grid.goods-display-list {
  display: table !important; width: 100%; border-collapse: collapse;
  grid-template-columns: none !important;
}
body.layout-business .goods-trade-card {
  display: table-row !important; border-radius: 0 !important;
  box-shadow: none !important; border: none !important;
  border-bottom: 1px solid #e2e8f0 !important; background: transparent !important;
  padding: 0 !important;
}
body.layout-business .goods-trade-card > * {
  display: table-cell; vertical-align: middle; padding: .75rem .5rem;
}
body.layout-business .trade-card-head { white-space: nowrap; }
body.layout-business .trade-card-sales { display: none; }
body.layout-business .trade-after-sale { display: none; }
body.layout-business .list-price-cell { text-align: right; font-weight: 700; }
body.layout-business .list-actions { text-align: right; white-space: nowrap; }
body.layout-business .trade-card-meta { font-size: .85rem; }
@media (max-width: 900px) {
  body.layout-business .goods-trade-grid { display: flex !important; flex-direction: column; }
  body.layout-business .goods-trade-card { display: block !important; border: 1px solid #e2e8f0 !important; border-radius: 6px !important; padding: .75rem !important; margin-bottom: .5rem; }
  body.layout-business .goods-trade-card > * { display: block; padding: .2rem 0; }
}