/* 预留滚动条空间：打开弹窗锁定滚动时页面不会横向跳动 */
html { scrollbar-gutter: stable; }

/* Astra 默认把标题设成深蓝，与方案 A 的墨黑体系冲突 */
.db-site h1, .db-site h2, .db-site h3, .db-site h4, .db-site h5, .db-site h6 { color: var(--db-ink); }

/* ---- 站点级布局：宽容器 / 吸顶头部 / 状态点 ---- */
.db-site .ast-container { max-width: 1600px; padding-left: 0; padding-right: 0; }
.db-site #masthead { position: sticky; top: 0; z-index: 120; background: var(--db-ground); border-bottom: 1px solid var(--db-line); }
.db-site.admin-bar #masthead { top: 32px; }
.db-stock--ok::before { background: var(--db-ok-bright); }
.db-dot { background: var(--db-ok-bright); }

/* DOBEST 前台产品目录 —— 方案 A 工业功能主义
   唯一色彩来源是 design-tokens.css；此文件不定义任何字面色值。
   结构：分类常驻 → 正交筛选 → 三级导航 → 产品网格 → 对比 → 详情参数。 */
.db-catalog,
.db-product {
  --db-gutter: calc(var(--db-space) * 6);
  background: var(--db-ground);
  color: var(--db-ink);
  font-family: var(--db-font);
  font-size: 14px;
  line-height: 1.6;
  width: 100%;
  max-width: none;
  margin: 0 auto;
  padding: 32px clamp(20px, 3.2vw, 56px) 80px;
  box-sizing: border-box;
}
.db-catalog *,
.db-product * { box-sizing: border-box; }
.db-catalog h1, .db-catalog h2, .db-catalog h3,
.db-product h1, .db-product h2, .db-product h3 { font-weight: 650; letter-spacing: -.015em; line-height: 1.25; margin: 0; }
.db-catalog a, .db-product a { color: inherit; text-decoration: none; }
.db-catalog a:hover, .db-product a:hover { color: var(--db-accent); }
.db-catalog .db-muted, .db-product .db-muted { color: var(--db-muted); }
.db-mono { font-family: var(--db-mono); font-size: .88em; letter-spacing: .01em; }

/* ---- 通用按钮 ---- */
.db-btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  padding: 10px 18px; border: 1px solid var(--db-line); border-radius: var(--db-radius);
  background: var(--db-surface); color: var(--db-ink); font: inherit; font-size: 13px; font-weight: 600;
  cursor: pointer; transition: background var(--db-motion), color var(--db-motion), border-color var(--db-motion);
}
.db-btn:hover { border-color: var(--db-ink); }
.db-btn--primary { background: var(--db-ink); color: var(--db-ground); border-color: var(--db-ink); }
.db-btn--primary:hover { background: var(--db-accent); border-color: var(--db-accent); color: #fff; }
.db-btn--ghost { background: transparent; }
/* 卡片/工具栏里的主按钮是 <a>，会被 .db-catalog a{color:inherit} 覆盖成墨色（黑底黑字） */
.db-catalog .db-btn--primary, .db-product .db-btn--primary, .db-page .db-btn--primary { color: var(--db-ground); }
.db-catalog .db-btn--primary:hover, .db-product .db-btn--primary:hover, .db-page .db-btn--primary:hover { color: #fff; }
.db-btn--sm { padding: 6px 12px; font-size: 12px; }
.db-input {
  width: 100%; padding: 9px 12px; border: 1px solid var(--db-line); border-radius: var(--db-radius);
  background: var(--db-surface); color: var(--db-ink); font: inherit; font-size: 13px;
}
.db-input:focus { outline: 2px solid var(--db-accent); outline-offset: 1px; }
.db-input--sm { padding: 7px 10px; font-size: 12px; }
.db-field { display: grid; gap: 6px; }
.db-field > span { font-size: 12px; color: var(--db-muted); }
.db-link { color: var(--db-accent) !important; font-weight: 600; }

/* ---- 状态徽章（与后台共用同一组 token）---- */
.db-stock { display: inline-flex; align-items: center; gap: 5px; padding: 3px 9px; font-size: 11px; font-weight: 600; border: 1px solid var(--db-line); border-radius: 2px; white-space: normal; }
.db-stock::before { content: ""; flex: 0 0 5px; width: 5px; height: 5px; border-radius: 50%; background: currentColor; }
.db-stock--ok { color: var(--db-ok); background: var(--db-surface); }
.db-stock--accent { color: var(--db-accent); background: var(--db-accent-soft); }
.db-stock--info { color: var(--db-ink); background: var(--db-surface-2); }
.db-stock--warn { color: var(--db-warn); background: var(--db-surface-2); }
.db-stock--muted { color: var(--db-muted); background: var(--db-surface); }

/* ---- Hero ---- */
.db-catalog__hero { padding: calc(var(--db-space) * 4) 0 calc(var(--db-space) * 10); border-bottom: 1px solid var(--db-line); margin-bottom: calc(var(--db-space) * 8); }
.db-eyebrow { font-family: var(--db-mono); font-size: 11px; letter-spacing: .14em; text-transform: uppercase; color: var(--db-muted); margin: 0 0 12px; }
.db-catalog__hero h1 { font-size: clamp(30px, 4vw, 46px); margin-bottom: 12px; }
.db-catalog__hero p { color: var(--db-muted); margin: 6px 0; max-width: 760px; }
.db-section-head { margin-bottom: calc(var(--db-space) * 6); }
.db-section-head h2 { font-size: 21px; margin-bottom: 6px; }
.db-section-head p { color: var(--db-muted); font-size: 12.5px; margin: 0; max-width: 760px; }

/* ---- 一级大类导航 ---- */
.db-cat-nav { margin-bottom: calc(var(--db-space) * 8); }
.db-cat-nav ul { display: flex; flex-wrap: wrap; gap: 8px; list-style: none; margin: 0; padding: 0; }
.db-cat-nav li { flex: 0 0 auto; }
.db-cat-nav a { display: inline-flex; align-items: center; gap: 7px; padding: 8px 14px; border: 1px solid var(--db-line); border-radius: 2px; background: var(--db-surface); font-size: 12.5px; font-weight: 600; white-space: nowrap; }
.db-cat-nav a:hover { border-color: var(--db-ink); }
.db-cat-nav a.is-active { background: var(--db-ink); color: var(--db-ground); border-color: var(--db-ink); }
.db-cat-nav a[data-mode="empty"] { border-style: dashed; }
.db-dot { width: 6px; height: 6px; border-radius: 50%; background: var(--db-ok); }
.db-dot--warn { background: var(--db-warn); }
.db-cat-nav__count { font-family: var(--db-mono); font-size: 11px; opacity: .65; }

/* ---- 分类卡片：三种 mode 全部渲染 ---- */
.db-categories { margin-bottom: calc(var(--db-space) * 14); }
.db-category-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 12px; }
.db-category-card { display: flex; flex-direction: column; min-height: 176px; padding: 18px; background: var(--db-surface); border: 1px solid var(--db-line); border-radius: var(--db-radius-lg); }
.db-category-card[data-mode="empty"] { border-style: dashed; background: transparent; }
.db-category-card[data-mode="preview_only"] { border-left: 3px solid var(--db-warn); }
.db-category-card__link { display: grid; gap: 8px; flex: 1; }
.db-category-card__index { display: block; font-family: var(--db-mono); font-size: 11px; letter-spacing: .12em; color: var(--db-accent); }
.db-category-card h3 { font-size: 15px; }
.db-category-card__count { font-family: var(--db-mono); font-size: 11px; color: var(--db-muted); }
.db-category-card__basis { font-size: 11.5px; color: var(--db-muted); margin: 10px 0 0; }
.db-category-card__status { display: grid; gap: 8px; justify-items: start; margin-top: 12px; padding-top: 12px; border-top: 1px solid var(--db-line); }
.db-category-card__status p { font-size: 11.5px; color: var(--db-muted); margin: 0; }
.db-category-status { display: flex; align-items: center; gap: 14px; flex-wrap: wrap; padding: 16px 20px; margin-bottom: calc(var(--db-space) * 8); background: var(--db-surface); border: 1px dashed var(--db-line); border-radius: var(--db-radius-lg); }
.db-category-status[data-mode="preview_only"] { border-style: solid; border-left: 3px solid var(--db-warn); }
.db-category-status p { margin: 0; font-size: 12.5px; color: var(--db-muted); }

/* ---- 主体布局：侧栏 + 内容 ---- */
.db-catalog__layout { display: grid; grid-template-columns: 220px minmax(0, 1fr); gap: calc(var(--db-space) * 8); align-items: start; }
.db-series-nav { position: sticky; top: 96px; /* 由 layout.js 手动钉住，这里是 CSS 兜底 */ padding: 16px; background: var(--db-surface); border: 1px solid var(--db-line); border-radius: var(--db-radius-lg); max-height: 74vh; overflow-y: auto; }
.db-series-nav h2 { font-size: 13px; text-transform: uppercase; letter-spacing: .08em; margin-bottom: 12px; }
.db-series-group { border-top: 1px solid var(--db-line); padding: 10px 0; }
.db-series-group:first-of-type { border-top: 0; }
.db-series-group summary { cursor: pointer; font-size: 12.5px; font-weight: 600; padding: 2px 0; }
.db-series-group .db-muted { font-family: var(--db-mono); font-size: 10px; }
.db-series { padding: 8px 0 0 10px; }
.db-series > span { display: block; font-size: 11px; color: var(--db-muted); margin-bottom: 4px; }
.db-series ul { list-style: none; margin: 0; padding: 0; }
.db-series li { font-size: 11.5px; padding: 2px 0; }
.db-series-empty { font-size: 11.5px; color: var(--db-muted); margin: 8px 0 0; }

/* ---- 筛选器 ---- */
.db-filters-panel { display: grid; grid-template-columns: minmax(180px, 1.6fr) repeat(6, minmax(96px, 1fr)) auto; gap: 10px; align-items: end; padding: 16px; margin-bottom: calc(var(--db-space) * 6); background: var(--db-surface); border: 1px solid var(--db-line); border-radius: var(--db-radius-lg); }
.db-filter { display: grid; gap: 5px; min-width: 0; }
.db-filter > span { font-size: 11px; color: var(--db-muted); }
.db-filters-panel__actions { display: flex; gap: 6px; }
.db-result-head { display: flex; align-items: baseline; gap: 8px; flex-wrap: wrap; padding: 0 0 14px; border-bottom: 1px solid var(--db-line); margin-bottom: 18px; font-size: 13px; }
.db-result-head strong { font-family: var(--db-mono); font-size: 22px; }
.db-result-head__note { margin-left: auto; font-size: 11.5px; color: var(--db-muted); }

/* ---- 产品网格 / 卡片 ---- */
.db-product-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(238px, 1fr)); gap: 14px; }
.db-product-card { display: flex; flex-direction: column; background: var(--db-surface); border: 1px solid var(--db-line); border-radius: var(--db-radius-lg); overflow: hidden; }
.db-product-card:hover { border-color: var(--db-ink); }
.db-product-card__media { position: relative; display: block; aspect-ratio: 1 / 1; background: var(--db-surface-2); overflow: hidden; }
.db-product-card__media img { width: 100%; height: 100%; object-fit: contain; display: block; }
.db-product-card__placeholder { display: grid; place-items: center; width: 100%; height: 100%; color: var(--db-muted); font-size: 11.5px; }
.db-product-card__placeholder::before { content: ""; display: block; width: 44px; height: 44px; margin-bottom: 10px; border: 2px solid var(--db-line); border-radius: 50%; }
.db-product-card__placeholder span { position: absolute; }
.db-product-card__status { position: absolute; top: 10px; left: 10px; }
.db-product-card__body { display: flex; flex-direction: column; gap: 8px; padding: 14px; flex: 1; }
.db-product-card__model { margin: 0; color: var(--db-muted); }
.db-product-card h3 { font-size: 14px; }
.db-product-card__specs { margin: 0; display: grid; gap: 4px; }
.db-product-card__specs > div { display: flex; justify-content: space-between; align-items: baseline; gap: 8px; font-size: 11.5px; border-bottom: 1px dotted var(--db-line); padding-bottom: 3px; min-width: 0; }
.db-product-card__specs dt { color: var(--db-muted); flex: 0 0 auto; white-space: nowrap; }
.db-product-card__specs dd {
  margin: 0; text-align: right; font-family: var(--db-mono); font-size: 10.5px;
  flex: 1 1 auto; min-width: 0; white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.db-product-card__actions { display: flex; gap: 6px; margin-top: auto; padding-top: 8px; }
.db-product-card__actions .db-btn { flex: 1; }
.db-no-results { padding: 48px 20px; text-align: center; background: var(--db-surface); border: 1px dashed var(--db-line); border-radius: var(--db-radius-lg); color: var(--db-muted); }

/* ---- 对比 ---- */
.db-compare { margin-top: calc(var(--db-space) * 14); padding-top: calc(var(--db-space) * 8); border-top: 1px solid var(--db-line); }
.db-compare__tray { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; min-height: 46px; padding: 12px; background: var(--db-surface); border: 1px solid var(--db-line); border-radius: var(--db-radius); }
.db-compare-chip { display: inline-flex; align-items: center; gap: 8px; padding: 6px 10px; background: var(--db-surface-2); border: 1px solid var(--db-line); border-radius: 2px; font-family: var(--db-mono); font-size: 11.5px; }
.db-compare-chip button { border: 0; background: none; color: var(--db-muted); cursor: pointer; font-size: 14px; line-height: 1; }
.db-compare__result { margin-top: 14px; overflow-x: auto; }
.db-compare-table { width: 100%; border-collapse: collapse; font-size: 12px; }
.db-compare-table th, .db-compare-table td { padding: 9px 12px; border: 1px solid var(--db-line); text-align: left; vertical-align: top; }
.db-compare-table thead th { background: var(--db-surface-2); font-family: var(--db-mono); }
.db-compare-table tbody th { color: var(--db-muted); font-weight: 500; width: 190px; }

/* ---- 详情页 ---- */
.db-breadcrumb { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; font-size: 12px; color: var(--db-muted); margin-bottom: calc(var(--db-space) * 8); }
.db-product__top { display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr); gap: calc(var(--db-space) * 10); align-items: start; }
.db-gallery { position: sticky; top: 24px; }
.db-gallery__main { aspect-ratio: 1 / 1; background: var(--db-surface); border: 1px solid var(--db-line); border-radius: var(--db-radius-lg); display: grid; place-items: center; overflow: hidden; }
.db-gallery__main img { width: 100%; height: 100%; object-fit: contain; }
.db-gallery__thumbs { display: flex; gap: 8px; margin-top: 10px; overflow-x: auto; }
.db-gallery__thumb { flex: 0 0 72px; width: 72px; height: 72px; padding: 0; border: 1px solid var(--db-line); background: var(--db-surface); border-radius: var(--db-radius); cursor: pointer; overflow: hidden; }
.db-gallery__thumb.is-active { border-color: var(--db-accent); }
.db-gallery__thumb img { width: 100%; height: 100%; object-fit: contain; }
.db-gallery__placeholder { aspect-ratio: 1 / 1; display: grid; place-items: center; align-content: center; gap: 12px; background: var(--db-surface); border: 1px dashed var(--db-line); border-radius: var(--db-radius-lg); color: var(--db-muted); }
.db-product__model { color: var(--db-muted); margin: 0 0 8px; }
.db-product__info h1 { font-size: clamp(24px, 3vw, 34px); margin-bottom: 12px; }
.db-product__status { margin-bottom: 12px; }
.db-product__short { color: var(--db-muted); margin: 0 0 18px; }
.db-product__notice { padding: 12px 14px; margin-bottom: 18px; border-left: 3px solid var(--db-warn); background: var(--db-surface-2); font-size: 12.5px; }
.db-product__notice--muted { border-left-color: var(--db-muted); }
.db-product__notice--accent { border-left-color: var(--db-accent); }
.db-product__section-title { font-size: 13px; text-transform: uppercase; letter-spacing: .08em; margin-bottom: 10px !important; }
.db-key-specs { margin: 0 0 22px; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0 34px; }
.db-key-specs > div { display: grid; grid-template-columns: minmax(92px, .85fr) minmax(0, 1.15fr); gap: 12px; align-items: baseline; padding: 8px 0; border-bottom: 1px solid var(--db-line); font-size: 12px; }
.db-key-specs dt { color: var(--db-muted); }
.db-key-specs dd { margin: 0; text-align: left; font-family: var(--db-mono); font-size: 11px; line-height: 1.55; overflow-wrap: anywhere;
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.db-product__cta { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 10px; }
.db-product__overview { margin-top: calc(var(--db-space) * 14); padding-top: calc(var(--db-space) * 8); border-top: 1px solid var(--db-line); }
.db-product__overview p { max-width: 860px; color: var(--db-muted); }

/* ---- 参数 Tab ---- */
.db-specs { margin-top: calc(var(--db-space) * 14); padding-top: calc(var(--db-space) * 8); border-top: 1px solid var(--db-line); }
.db-specs__tabs { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 14px; }
.db-specs__tab { padding: 8px 13px; border: 1px solid var(--db-line); background: var(--db-surface); color: var(--db-muted); font: inherit; font-size: 12px; font-weight: 600; border-radius: 2px; cursor: pointer; }
.db-specs__tab.is-active { background: var(--db-ink); color: var(--db-ground); border-color: var(--db-ink); }
.db-specs__tab .db-muted { opacity: .7; font-family: var(--db-mono); font-size: 10px; }
.db-specs__tab.is-active .db-muted { color: var(--db-ground); }
.db-specs__panel.is-hidden { display: none; }
.db-spec-table { width: 100%; border-collapse: collapse; font-size: 12.5px; }
.db-spec-table tr { border-bottom: 1px solid var(--db-line); }
.db-spec-table th { width: 260px; text-align: left; font-weight: 500; color: var(--db-muted); padding: 10px 14px; vertical-align: top; }
.db-spec-table td { padding: 10px 14px; font-family: var(--db-mono); font-size: 11.5px; word-break: break-word; }
.db-spec-table tr.is-missing td { font-family: var(--db-font); }
.db-spec-exclusive { color: var(--db-accent); font-size: 9px; }

/* ---- 同系列 / 下载 / 页脚说明 ---- */
.db-siblings { margin-top: calc(var(--db-space) * 12); }
.db-siblings h2 { font-size: 18px; margin-bottom: 10px; }
.db-siblings ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 6px; }
.db-siblings li a { display: flex; align-items: center; gap: 10px; padding: 10px 12px; background: var(--db-surface); border: 1px solid var(--db-line); border-radius: var(--db-radius); font-size: 12.5px; }
.db-downloads { margin-top: calc(var(--db-space) * 12); }
.db-downloads ul { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 10px; }
.db-downloads li { display: grid; grid-template-columns: 24px 1fr; gap: 2px 10px; padding: 14px; background: var(--db-surface); border: 1px dashed var(--db-line); border-radius: var(--db-radius); font-size: 12px; }
.db-downloads__mark { grid-row: span 2; font-family: var(--db-mono); color: var(--db-muted); }
.db-downloads .db-muted { font-size: 11px; }
.db-b2b-note { margin: calc(var(--db-space) * 14) 0 0; padding: 14px 0 0; border-top: 1px solid var(--db-line); font-size: 11.5px; color: var(--db-muted); }

/* ---- 到货通知弹层 ---- */
.db-notify-dialog { position: fixed; inset: 0; z-index: 999; display: grid; place-items: center; background: var(--db-surface-2); padding: 20px; }
.db-notify-dialog[hidden] { display: none; }
.db-notify-dialog__inner { width: min(400px, 100%); padding: 24px; background: var(--db-surface); border: 1px solid var(--db-line); border-left: 3px solid var(--db-accent); border-radius: var(--db-radius-lg); }
.db-notify-dialog h2 { font-size: 18px; margin-bottom: 8px; }
.db-notify-dialog__inner > p { font-size: 12.5px; margin: 0 0 16px; }
.db-notify-dialog__actions { display: flex; gap: 8px; margin-top: 14px; }
.db-notify-dialog__msg { font-size: 12px; margin: 10px 0 0; min-height: 18px; }

/* ---- 首页 B2B 门户 ---- */
.db-home {
  background: var(--db-ground); color: var(--db-ink); font-family: var(--db-font);
  font-size: 14px; line-height: 1.6; width: 100%; max-width: none;
  margin: 0 auto; padding: 32px clamp(20px, 3.2vw, 56px) 80px;
  box-sizing: border-box;
}
.db-home * { box-sizing: border-box; }
.db-home h1, .db-home h2, .db-home h3 { margin: 0; font-weight: 650; letter-spacing: -.015em; line-height: 1.22; }
.db-home a { color: inherit; text-decoration: none; }
.db-home a:hover { color: var(--db-accent); }
.db-home .db-btn { display: inline-flex; align-items: center; justify-content: center; padding: 11px 20px; border: 1px solid var(--db-line); border-radius: var(--db-radius); background: var(--db-surface); color: var(--db-ink); font: inherit; font-size: 13px; font-weight: 600; cursor: pointer; transition: background var(--db-motion), border-color var(--db-motion); }
.db-home .db-btn:hover { border-color: var(--db-ink); }
.db-home .db-btn--primary { background: var(--db-ink); color: var(--db-ground); border-color: var(--db-ink); }
.db-home .db-btn--primary:hover { background: var(--db-accent); border-color: var(--db-accent); color: #fff; }
.db-home .db-eyebrow { font-family: var(--db-mono); font-size: 11px; letter-spacing: .14em; text-transform: uppercase; color: var(--db-muted); margin: 0 0 14px; }
.db-home .db-section-head { margin-bottom: calc(var(--db-space) * 6); }
.db-home .db-section-head h2 { font-size: clamp(22px, 2.4vw, 28px); margin-bottom: 8px; }
.db-home .db-section-head p { margin: 0; max-width: 720px; color: var(--db-muted); font-size: 13px; }
.db-home .db-section-head .db-link { display: inline-block; margin-top: 8px; font-size: 13px; color: var(--db-accent); font-weight: 600; }

.db-home-hero { display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr); gap: calc(var(--db-space) * 10); align-items: center; padding-bottom: calc(var(--db-space) * 14); border-bottom: 1px solid var(--db-line); }
.db-home-hero h1 { font-size: clamp(30px, 4vw, 48px); margin-bottom: 16px; }
.db-home-hero__sub { margin: 0 0 24px; max-width: 560px; color: var(--db-muted); font-size: 14.5px; }
.db-home-hero__actions { display: flex; gap: 10px; flex-wrap: wrap; margin-bottom: 26px; }
.db-home-hero__facts { list-style: none; display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 10px; margin: 0; padding: 18px 0 0; border-top: 1px solid var(--db-line); }
.db-home-hero__facts li { display: grid; gap: 2px; }
.db-home-hero__facts strong { font-family: var(--db-mono); font-size: 15px; }
.db-home-hero__facts span { font-size: 11px; color: var(--db-muted); line-height: 1.4; }
.db-home-hero__media { position: relative; display: grid; place-items: center; padding: 24px; background: var(--db-surface); border: 1px solid var(--db-line); border-radius: var(--db-radius-lg); aspect-ratio: 1 / 1; }
.db-home-hero__media img { width: 100%; height: 100%; object-fit: contain; }
.db-home-hero__tag { position: absolute; left: 16px; bottom: 14px; padding: 4px 9px; background: var(--db-surface-2); border: 1px solid var(--db-line); border-radius: 2px; font-size: 11px; color: var(--db-muted); }

.db-home-section { padding: calc(var(--db-space) * 14) 0 0; }
.db-home-section:first-of-type { padding-top: calc(var(--db-space) * 12); }
.db-home-cats { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 10px; }
.db-home-cat { display: grid; grid-template-columns: 34px 1fr; grid-template-rows: auto auto; gap: 2px 12px; align-items: center; padding: 18px; background: var(--db-surface); border: 1px solid var(--db-line); border-radius: var(--db-radius-lg); transition: border-color var(--db-motion); }
.db-home-cat:hover { border-color: var(--db-ink); }
.db-home-cat[data-mode="empty"] { border-style: dashed; background: transparent; }
.db-home-cat__icon { grid-row: span 2; width: 30px; height: 30px; position: relative; border: 2px solid var(--db-ink); border-radius: 50%; }
.db-home-cat__icon::after { content: ""; position: absolute; inset: 7px; border: 1px solid var(--db-accent); border-radius: 50%; }
.db-home-cat__name { font-size: 13.5px; font-weight: 650; line-height: 1.35; }
.db-home-cat__meta { font-family: var(--db-mono); font-size: 11px; color: var(--db-muted); line-height: 1.4; }
.db-home-more { margin: 18px 0 0; font-size: 13px; }

.db-home-split__grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; }
.db-home-scenario { display: grid; gap: 8px; padding: 24px; background: var(--db-surface); border: 1px solid var(--db-line); border-radius: var(--db-radius-lg); transition: border-color var(--db-motion); }
.db-home-scenario:hover { border-color: var(--db-ink); }
.db-home-scenario__kicker { font-size: 11px; letter-spacing: .12em; color: var(--db-accent); text-transform: uppercase; }
.db-home-scenario h3 { font-size: 18px; }
.db-home-scenario p { margin: 0; font-size: 13px; color: var(--db-muted); }
.db-home-scenario .db-link { font-size: 13px; color: var(--db-accent); font-weight: 600; }

.db-home-lines { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; }
.db-home-line { padding: 22px; background: var(--db-surface); border: 1px solid var(--db-line); border-radius: var(--db-radius-lg); }
.db-home-line h3 { font-size: 16px; margin-bottom: 8px; }
.db-home-line p { margin: 0; font-size: 12.5px; color: var(--db-muted); }

.db-home-about { display: grid; grid-template-columns: minmax(0, 1.2fr) minmax(0, .8fr); gap: calc(var(--db-space) * 10); align-items: start; padding-top: calc(var(--db-space) * 14); border-top: 1px solid var(--db-line); margin-top: calc(var(--db-space) * 14); }
.db-home-about__text h2 { font-size: 24px; margin-bottom: 12px; }
.db-home-about__text p { margin: 0 0 12px; max-width: 620px; color: var(--db-muted); font-size: 13.5px; }
.db-home-about__text .db-link { font-size: 13px; color: var(--db-accent); font-weight: 600; }
.db-home-about__stats { list-style: none; display: grid; grid-template-columns: 1fr 1fr; gap: 1px; margin: 0; padding: 0; background: var(--db-line); border: 1px solid var(--db-line); border-radius: var(--db-radius-lg); overflow: hidden; }
.db-home-about__stats li { display: grid; gap: 4px; padding: 20px; background: var(--db-surface); }
.db-home-about__stats strong { font-family: var(--db-mono); font-size: 24px; line-height: 1; }
.db-home-about__stats span { font-size: 11px; color: var(--db-muted); line-height: 1.4; }

.db-home-cta { margin-top: calc(var(--db-space) * 14); padding: calc(var(--db-space) * 12); background: var(--db-ink); color: var(--db-ground); border-radius: var(--db-radius-lg); text-align: center; }
.db-home-cta h2 { font-size: clamp(22px, 2.6vw, 30px); color: var(--db-ground); margin-bottom: 10px; }
.db-home-cta p { margin: 0 auto 20px; max-width: 620px; font-size: 13.5px; color: var(--db-ground); opacity: .72; }
.db-home-cta .db-btn { background: var(--db-ground); color: var(--db-ink); border-color: var(--db-ground); }
.db-home-cta .db-btn:hover { background: var(--db-accent); border-color: var(--db-accent); color: #fff; }

@media (max-width: 1100px) {
  .db-home-hero { grid-template-columns: 1fr; }
  .db-home-hero__media { max-width: 420px; }
  .db-home-cats, .db-home-lines { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .db-home-about { grid-template-columns: 1fr; }
}
@media (max-width: 700px) {
  .db-home { padding: 24px 14px 56px; }
  .db-home-hero__facts { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .db-home-cats, .db-home-lines, .db-home-split__grid { grid-template-columns: 1fr; }
  .db-home-about__stats { grid-template-columns: 1fr 1fr; }
}
@media (prefers-reduced-motion: reduce) {
  .db-home * { transition: none !important; }
}


/* ---- 按连接方式分类（4G / Wi-Fi）---- */
.db-net-wrap { margin-bottom: 8px; }
.db-net-wrap .db-section-head h2 { font-size: 18px; }
.db-net-cats { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; margin-bottom: 44px; }
.db-net-cat { display: grid; gap: 6px; padding: 22px 24px; background: var(--db-surface); border: 1px solid var(--db-line); border-radius: var(--db-radius-lg); transition: border-color var(--db-motion); }
.db-net-cat:hover { border-color: var(--db-ink); }
.db-net-cat__kicker { font-family: var(--db-mono); font-size: 11px; letter-spacing: .12em; text-transform: uppercase; color: var(--db-accent); }
.db-net-cat h3 { font-size: 18px; }
.db-net-cat p { margin: 0; font-size: 12.5px; color: var(--db-muted); }
.db-net-cat__count { font-family: var(--db-mono); font-size: 11px; color: var(--db-muted); }
@media (max-width: 700px) { .db-net-wrap { margin-bottom: 8px; }
.db-net-wrap .db-section-head h2 { font-size: 18px; }
.db-net-cats { grid-template-columns: 1fr; } }

/* ---- 响应式 ---- */
@media (max-width: 1100px) {
  .db-filters-panel { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .db-filters-panel__actions { grid-column: 1 / -1; }
  .db-product__top { grid-template-columns: 1fr; }
  .db-gallery { position: static; }
}
@media (max-width: 860px) {
  .db-catalog__layout { grid-template-columns: 1fr; }
  .db-series-nav { position: static; max-height: none; }
  .db-key-specs { grid-template-columns: 1fr; }
  .db-spec-table th { width: 42%; }
}
@media (max-width: 560px) {
  .db-catalog, .db-product { padding: 24px 14px 56px; }
  .db-filters-panel { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .db-category-grid { grid-template-columns: 1fr; }
  .db-product-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 8px; }
  .db-product-card__specs { display: none; }
  .db-product-card__actions { flex-direction: column; }
}
@media (prefers-reduced-motion: reduce) {
  .db-catalog *, .db-product * { transition: none !important; }
}

/* ---- 通用内容页（关于 / 联系）---- */
.db-page {
  background: var(--db-ground); color: var(--db-ink); font-family: var(--db-font);
  font-size: 14px; line-height: 1.65; width: 100%; margin: 0 auto;
  padding: 32px clamp(20px, 3.2vw, 56px) 80px; box-sizing: border-box;
}
.db-page * { box-sizing: border-box; }
.db-page h1, .db-page h2, .db-page h3 { margin: 0; font-weight: 650; letter-spacing: -.015em; line-height: 1.22; }
.db-page a { color: inherit; text-decoration: none; }
.db-page .db-btn { display: inline-flex; align-items: center; justify-content: center; padding: 11px 20px; border: 1px solid var(--db-line); border-radius: var(--db-radius); background: var(--db-surface); color: var(--db-ink); font: inherit; font-size: 13px; font-weight: 600; cursor: pointer; }
.db-page .db-btn--primary { background: var(--db-ink); color: var(--db-ground); border-color: var(--db-ink); }
.db-page .db-btn--primary:hover { background: var(--db-accent); border-color: var(--db-accent); color: #fff; }
.db-page .db-eyebrow { font-family: var(--db-mono); font-size: 11px; letter-spacing: .14em; text-transform: uppercase; color: var(--db-muted); margin: 0 0 14px; }

.db-page-hero { max-width: 900px; padding-bottom: 32px; border-bottom: 1px solid var(--db-line); }
.db-page-hero h1 { font-size: clamp(30px, 3.6vw, 46px); margin-bottom: 16px; }
.db-page-hero__sub { margin: 0; color: var(--db-muted); font-size: 15px; }

.db-factbar { list-style: none; display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 1px; margin: 40px 0 0; padding: 0; background: var(--db-line); border: 1px solid var(--db-line); border-radius: var(--db-radius-lg); overflow: hidden; }
.db-factbar li { display: grid; gap: 4px; padding: 22px 24px; background: var(--db-surface); }
.db-factbar strong { font-family: var(--db-mono); font-size: 24px; line-height: 1.1; }
.db-factbar span { font-size: 11.5px; color: var(--db-muted); }

.db-split-block { display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(0, .85fr); gap: 48px; align-items: start; padding: 56px 0 0; }
.db-split-block__text h2 { font-size: 24px; margin-bottom: 14px; }
.db-split-block__text p { margin: 0 0 14px; color: var(--db-muted); max-width: 620px; }
.db-media-placeholder { display: grid; place-items: center; gap: 8px; aspect-ratio: 16 / 10; background: var(--db-surface-2); border: 1px dashed var(--db-line); border-radius: var(--db-radius-lg); color: var(--db-muted); font-size: 12px; text-align: center; padding: 20px; }
.db-media-placeholder__mark { font-family: var(--db-mono); font-size: 13px; color: var(--db-ink); }

.db-cap-section, .db-process-section, .db-cert-section { padding-top: 64px; }
.db-caps { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 12px; }
.db-cap { padding: 22px; background: var(--db-surface); border: 1px solid var(--db-line); border-radius: var(--db-radius-lg); }
.db-cap__num { display: block; font-size: 11px; color: var(--db-accent); margin-bottom: 10px; }
.db-cap h3 { font-size: 15px; margin-bottom: 8px; }
.db-cap p { margin: 0; font-size: 12.5px; color: var(--db-muted); }

.db-process { list-style: none; display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 10px; margin: 0; padding: 0; counter-reset: step; }
.db-process li { display: grid; gap: 8px; padding: 18px; background: var(--db-surface); border: 1px solid var(--db-line); border-radius: var(--db-radius); font-size: 12.5px; font-weight: 600; }
.db-process li span { font-size: 11px; color: var(--db-accent); }

.db-cert-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 160px)); gap: 10px; }
.db-cert { display: grid; gap: 4px; padding: 20px; background: var(--db-surface); border: 1px dashed var(--db-line); border-radius: var(--db-radius); text-align: center; }
.db-cert strong { font-family: var(--db-mono); font-size: 16px; }
.db-cert span { font-size: 11px; }

.db-page-cta { margin-top: 64px; padding: 40px; background: var(--db-ink); color: var(--db-ground); border-radius: var(--db-radius-lg); }
.db-page-cta h2 { color: var(--db-ground); font-size: clamp(20px, 2.4vw, 26px); margin-bottom: 18px; }
.db-page-cta__actions { display: flex; gap: 10px; flex-wrap: wrap; }
.db-page-cta .db-btn { background: var(--db-ground); color: var(--db-ink); border-color: var(--db-ground); }
.db-page-cta .db-btn:hover { background: var(--db-accent); border-color: var(--db-accent); color: #fff; }

.db-contact-layout { display: grid; grid-template-columns: minmax(0, .8fr) minmax(0, 1.2fr); gap: 40px; padding-top: 44px; align-items: start; }
.db-contact-card { padding: 24px; background: var(--db-surface); border: 1px solid var(--db-line); border-radius: var(--db-radius-lg); margin-bottom: 14px; }
.db-contact-card h2 { font-size: 15px; margin-bottom: 14px; }
.db-contact-card dl { margin: 0; display: grid; gap: 12px; }
.db-contact-card dt { font-size: 11px; color: var(--db-muted); margin-bottom: 2px; }
.db-contact-card dd { margin: 0; font-size: 13px; }
.db-contact-card--muted { background: transparent; border-style: dashed; }
.db-contact-form-wrap { padding: 28px; background: var(--db-surface); border: 1px solid var(--db-line); border-radius: var(--db-radius-lg); }
.db-contact-form-wrap > h2 { font-size: 18px; margin-bottom: 18px; }

@media (max-width: 1100px) {
  .db-factbar, .db-caps { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .db-split-block, .db-contact-layout { grid-template-columns: 1fr; gap: 28px; }
  .db-process { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 700px) {
  .db-page { padding: 20px 16px 56px; }
  .db-factbar, .db-caps, .db-cert-grid, .db-process { grid-template-columns: 1fr; }
  .db-page-cta { padding: 26px 20px; }
}

/* ---- 图片与证书 ---- */
.db-figure { margin: 0; display: grid; gap: 8px; }
.db-figure img { width: 100%; height: auto; display: block; border: 1px solid var(--db-line); border-radius: var(--db-radius-lg); }
.db-figure figcaption { font-size: 11.5px; color: var(--db-muted); }
.db-figure-band { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; padding-top: 28px; }
.db-cert-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.db-cert-figure { margin: 0; display: grid; gap: 6px; }
.db-cert-figure img { width: 100%; height: auto; display: block; border: 1px solid var(--db-line); border-radius: var(--db-radius); background: #fff; }
.db-cert-figure figcaption { font-size: 11px; color: var(--db-muted); text-align: center; }
@media (max-width: 700px) { .db-figure-band, .db-cert-grid { grid-template-columns: 1fr; } }

/* ---- 页脚联系方式条 ---- */
.db-footer-contacts { border-top: 1px solid var(--db-line); background: var(--db-surface); margin-top: 48px; }
.db-footer-contacts__inner { max-width: 1600px; margin: 0 auto; padding: 28px clamp(20px, 3.2vw, 56px); display: grid; grid-template-columns: minmax(0, .9fr) minmax(0, 1.6fr); gap: 28px; align-items: start; font-family: var(--db-font); }
.db-footer-contacts__brand { display: grid; gap: 6px; }
.db-footer-logo { display: inline-flex; align-items: center; }
.db-footer-logo img { height: 34px; width: auto; max-width: 210px; object-fit: contain; display: block; }
.db-footer-contacts__brand span { font-size: 11.5px; color: var(--db-muted); }
.db-footer-contacts__list { list-style: none; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px 20px; margin: 0; padding: 0; }
.db-footer-contacts__list li { display: grid; gap: 2px; }
.db-footer-contacts__list span { font-size: 10.5px; color: var(--db-muted); text-transform: uppercase; letter-spacing: .08em; }
.db-footer-contacts__list a, .db-footer-contacts__list em { font-style: normal; font-size: 12.5px; color: var(--db-ink); }
.db-footer-contacts__list a:hover { color: var(--db-accent); }
@media (max-width: 900px) {
  .db-footer-contacts__inner { grid-template-columns: 1fr; gap: 18px; }
  .db-footer-contacts__list { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

/* ---- 语言切换器（顶部菜单内）---- */
/* Astra 把 .menu-item 设成块级并允许收缩，语言切换会被压成一列；
   这里强制不收缩、不换行，三个语言并排。 */
.db-site #ast-hf-menu-1 { display: flex; align-items: center; flex-wrap: wrap; }
.db-site #ast-hf-menu-1 > li > a { color: var(--db-ink); }
.db-site #ast-hf-menu-1 > li.current-menu-item > a,
.db-site #ast-hf-menu-1 > li.current-menu-ancestor > a,
.db-site #ast-hf-menu-1 > li.current_page_item > a {
  color: var(--db-ink);
  box-shadow: inset 0 -2px 0 var(--db-accent);
}
/* Astra 对菜单项有 id 级选择器（#ast-hf-menu-1 a，特异性高于类选择器），
   并且菜单项被设成纵向排列，所以必须用 id 前缀 + flex-direction: row 才能覆盖。 */
.db-site #ast-hf-menu-1 .db-lang-switch {
  display: inline-flex !important;
  flex: 0 0 auto;
  flex-direction: row;
  flex-wrap: nowrap;
  align-items: center;
  gap: 4px;
  width: auto !important;
  margin: 0 0 0 12px;
  padding: 0;
  white-space: nowrap;
  list-style: none;
}
.db-site #ast-hf-menu-1 .db-lang-switch a.db-lang-link {
  display: inline-flex !important;
  flex: 0 0 auto;
  flex-direction: row;
  align-items: center;
  justify-content: center;
  min-width: 34px;
  height: 26px;
  padding: 0 7px;
  border: 1px solid var(--db-line);
  border-radius: 2px;
  background: transparent;
  font-family: var(--db-mono);
  font-size: 11px;
  letter-spacing: .04em;
  line-height: 1;
  color: var(--db-muted) !important;
}
.db-site #ast-hf-menu-1 .db-lang-switch a.db-lang-link:hover { border-color: var(--db-ink); color: var(--db-ink) !important; }
.db-site #ast-hf-menu-1 .db-lang-switch a.db-lang-link.is-active { background: var(--db-ink); border-color: var(--db-ink); color: var(--db-ground) !important; }

/* ---- 联系页：左侧说明区固定 ----
   Astra 给 body 设了 overflow-x:hidden，会创建滚动上下文让 position:sticky 失效，
   这里改用 overflow-x:clip（不创建滚动容器），粘性才真正生效。
   粘性元素放在 .db-contact-info__inner 上：网格项被 align-self:start 压成内容高度时，
   直接给网格项加 sticky 没有任何可移动空间，会表现为「完全不粘」。 */
body.db-site { overflow-x: clip; }

@media (min-width: 1100px) {
  .db-contact-layout { align-items: stretch; }
  .db-contact-info { align-self: stretch; height: 100%; }
  /* 粘性由 assets/js/layout.js 处理：该页面结构里原生 sticky 不生效 */
}

/* 右侧竖排询价按钮在桌面端会压住正文，给页面留安全边距 */
@media (min-width: 1100px) {
  .db-product, .db-catalog, .db-page { padding-right: calc(clamp(20px, 3.2vw, 56px) + 44px); }
}

/* ---- 「全部产品」大入口 ---- */
html { scroll-behavior: smooth; }
#catalog-grid { scroll-margin-top: 110px; }
.db-all-products {
  display: flex; align-items: center; gap: 16px; width: 100%;
  margin: 4px 0 44px; padding: 22px 26px;
  background: var(--db-ink); color: var(--db-ground);
  border: 1px solid var(--db-ink); border-radius: var(--db-radius-lg);
  text-decoration: none; transition: background .18s ease, border-color .18s ease;
}
.db-catalog a.db-all-products, .db-all-products { color: var(--db-ground); }
.db-all-products:hover { background: var(--db-accent); border-color: var(--db-accent); color: #fff; }
.db-all-products:hover .db-all-products__label,
.db-all-products:hover .db-all-products__count,
.db-all-products:hover .db-all-products__arrow { color: #fff; }
.db-all-products__label { font-size: 20px; font-weight: 650; letter-spacing: -.01em; }
.db-all-products__count { font-family: var(--db-mono); font-size: 12px; opacity: .72; }
.db-all-products__arrow { margin-left: auto; font-size: 18px; line-height: 1; opacity: .8; }

/* ---- 应用场景 ---- */
.db-scene-wrap { margin-bottom: 8px; }
.db-scene-wrap .db-section-head h2 { font-size: 18px; }
.db-scene-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 14px; margin-bottom: 44px; }
.db-scene-card {
  display: grid; grid-template-rows: auto 1fr auto; gap: 10px; padding: 0;
  background: var(--db-surface); border: 1px solid var(--db-line);
  border-radius: var(--db-radius-lg); overflow: hidden;
  text-decoration: none; color: var(--db-ink);
  transition: border-color .18s ease, transform .18s ease;
}
.db-scene-card:hover { border-color: var(--db-ink); transform: translateY(-2px); }
.db-scene-card__media { position: relative; display: block; aspect-ratio: 16 / 9; background: var(--db-surface-2); overflow: hidden; }
.db-scene-card__media img { width: 100%; height: 100%; object-fit: cover; display: block; }
.db-scene-card__num { position: absolute; left: 12px; top: 10px; font-family: var(--db-mono); font-size: 11px; letter-spacing: .12em; color: var(--db-accent); background: var(--db-ground); padding: 2px 6px; border-radius: 2px; }
.db-scene-card__body { padding: 0 18px; display: grid; gap: 6px; }
.db-scene-card:hover { border-color: var(--db-ink); }
.db-scene-card.is-active { border-color: var(--db-accent); box-shadow: inset 0 0 0 1px var(--db-accent); }
.db-scene-card__num { font-family: var(--db-mono); font-size: 11px; letter-spacing: .12em; color: var(--db-accent); }
.db-scene-card h3 { font-size: 15px; line-height: 1.3; margin: 0; }
.db-scene-card p { margin: 0; font-size: 11.5px; line-height: 1.55; color: var(--db-muted); }
.db-scene-card__meta { font-family: var(--db-mono); font-size: 11px; color: var(--db-muted); padding: 0 18px 16px; }

/* ---- 场景说明条 ---- */
.db-scene-hero {
  display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 24px; align-items: center;
  padding: 24px 26px; margin-bottom: 18px;
  background: var(--db-surface); border: 1px solid var(--db-line); border-left: 3px solid var(--db-accent);
  border-radius: var(--db-radius-lg);
}
.db-scene-hero h2 { font-size: 22px; margin: 4px 0 8px; }
.db-scene-hero__coverage { margin: 0 0 12px; font-size: 13px; color: var(--db-muted); max-width: 780px; }
.db-scene-hero__facts { margin: 0; }
.db-scene-hero__facts div { display: grid; grid-template-columns: 110px minmax(0, 1fr); gap: 12px; align-items: baseline; }
.db-scene-hero__facts dt { font-size: 11px; color: var(--db-muted); text-transform: uppercase; letter-spacing: .06em; }
.db-scene-hero__facts dd { margin: 0; font-size: 12.5px; }
.db-scene-hero__note { margin: 12px 0 0; padding: 8px 12px; background: var(--db-accent-soft); border-radius: var(--db-radius); font-size: 12px; color: var(--db-ink); }
.db-scene-hero__actions { display: grid; gap: 8px; min-width: 190px; }

/* ---- 系列树（现在只列型号） ---- */
.db-series { list-style: none; margin: 0; padding: 0 0 4px; display: grid; gap: 1px; }
.db-series li a { display: block; padding: 6px 0; font-size: 12px; color: var(--db-muted); }
.db-series li a:hover { color: var(--db-accent); }

@media (max-width: 1100px) {
  .db-scene-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .db-scene-hero { grid-template-columns: 1fr; }
}
@media (max-width: 700px) {
  .db-scene-grid { grid-template-columns: 1fr; }
  .db-all-products { padding: 18px 20px; }
  .db-all-products__label { font-size: 17px; }
}

/* 5 个大类在宽屏排一行，避免第 5 个落单 */
@media (min-width: 1200px) {
  .db-category-grid { grid-template-columns: repeat(5, minmax(0, 1fr)); }
}

/* 结果区筛选摘要 */
.db-result-head__filter { font-weight: 600; color: var(--db-ink); margin-right: 10px; }
.db-result-head__reset { font-size: 11.5px; color: var(--db-accent); margin-right: 14px; text-decoration: none; }
.db-result-head__reset:hover { text-decoration: underline; }

/* 场景/筛选页顶部面包屑 */
.db-crumb { display: flex; align-items: center; gap: 8px; margin: 0 0 18px; font-size: 12.5px; color: var(--db-muted); }
.db-crumb a { color: var(--db-ink); text-decoration: none; font-weight: 600; }
.db-crumb a:hover { color: var(--db-accent); }
.db-crumb__sep { opacity: .5; }
.db-crumb__cur { color: var(--db-muted); }

/* 首页场景入口 */
.db-home-scenes { display: grid; grid-template-columns: repeat(6, minmax(0, 1fr)); gap: 12px; }
.db-home-scene { display: grid; grid-template-rows: auto auto 1fr; gap: 8px; text-decoration: none; color: var(--db-ink); }
.db-home-scene__media { display: block; aspect-ratio: 4 / 3; border: 1px solid var(--db-line); border-radius: var(--db-radius); overflow: hidden; background: var(--db-surface); }
.db-home-scene__media img { width: 100%; height: 100%; object-fit: cover; display: block; transition: transform .2s ease; }
.db-home-scene:hover .db-home-scene__media img { transform: scale(1.04); }
.db-home-scene h3 { font-size: 13px; line-height: 1.3; margin: 2px 0 0; }
.db-home-scene__count { font-family: var(--db-mono); font-size: 11px; color: var(--db-muted); }
@media (max-width: 1100px) { .db-home-scenes { grid-template-columns: repeat(3, minmax(0, 1fr)); } }
@media (max-width: 600px) { .db-home-scenes { grid-template-columns: repeat(2, minmax(0, 1fr)); } }