/* =====================================================================
   Biz 主题 — 前台设计系统 (Stripe 风格, 现代极简)
   规范来源：design-spec.md
   原则：所有颜色走 CSS 变量（禁止硬编码颜色值）；图标用 inline SVG。
   前台语言：英文 (en_US)
   ===================================================================== */

:root {
  /* Primary — 科技蓝 */
  --c-primary:        #2563eb;
  --c-primary-hover:  #1d4ed8;
  --c-primary-light:  #eff6ff;

  /* Neutral — Stripe 式灰阶层次 */
  --c-dark:           #1a1d21;
  --c-text:           #2e3338;
  --c-text-2:         #5b6470;
  --c-text-3:         #8b95a3;
  --c-bg:             #ffffff;
  --c-surface:        #f6f9fc;
  --c-surface-2:      #f0f4f8;
  --c-border:         #e3e8ee;
  --c-border-2:       #d8dee5;

  /* Semantic */
  --c-green:          #00a86b;
  --c-orange:         #e8770f;
  --c-red:            #e8310f;

  /* Font */
  --font: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
          "Helvetica Neue", Arial, "PingFang SC", "Microsoft YaHei", sans-serif;

  /* Spacing (4px base) */
  --s-1: 4px;  --s-2: 8px;  --s-3: 12px; --s-4: 16px; --s-5: 20px;
  --s-6: 24px; --s-8: 32px; --s-10: 40px; --s-12: 48px; --s-16: 64px; --s-18: 72px;

  /* Radius（对齐 stage2-prototype.html） */
  --r-sm: 6px;  --r-md: 8px;  --r-lg: 12px;  --r-xl: 16px;  --r-pill: 100px;

  /* Shadow */
  --shadow-sm: 0 1px 2px rgba(0,0,0,.04);
  --shadow-md: 0 4px 12px rgba(0,0,0,.06);
  --shadow-lg: 0 12px 32px rgba(0,0,0,.1);

  /* Layout */
  --container: 1180px;
  --container-narrow: 820px;
}

/* ---------- Reset / Base ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font);
  font-size: 15px;
  line-height: 1.6;
  color: var(--c-text);
  background: var(--c-bg);
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--c-primary); text-decoration: none; transition: color .15s; }
a:hover { color: var(--c-primary-hover); }
h1, h2, h3, h4 { color: var(--c-dark); margin: 0 0 var(--s-4); line-height: 1.15; letter-spacing: -0.02em; font-weight: 700; }
h1 { font-size: 40px; }
h2 { font-size: 32px; }
h3 { font-size: 20px; font-weight: 600; }
p  { margin: 0 0 var(--s-4); }
svg { width: 1em; height: 1em; }

/* ---------- Layout ---------- */
.container { max-width: var(--container); margin: 0 auto; padding: 0 var(--s-5); }
.container-narrow { max-width: var(--container-narrow); margin: 0 auto; padding: 0 var(--s-5); }
.section { padding: var(--s-18) 0; }
.section-surface { background: var(--c-surface); }
.section-dark { background: #1e3c63; color: #fff; }
.section-dark h1, .section-dark h2, .section-dark h3 { color: #fff; }
/* 深色区块内的描述/正文：覆盖 .section-head p 的深色 --c-text-2，改用浅色以保证对比度 */
.section-dark p,
.section-dark .section-head p { color: #c7ccd4; }
/* 兜底：模板内对描述文字写死内联浅色，避免被任何缓存的旧样式覆盖 */
.about-cta__text { color: #c7ccd4 !important; }
.section-head { text-align: center; max-width: 680px; margin: 0 auto var(--s-12); }
.section-head .eyebrow {
  display: inline-block; font-size: 13px; font-weight: 600; letter-spacing: .04em;
  text-transform: uppercase; color: var(--c-primary); margin-bottom: var(--s-3);
}
.section-head p { color: var(--c-text-2); font-size: 16px; }

/* ---------- Buttons ---------- */
.btn-primary, .btn-outline, .btn-ghost {
  display: inline-flex; align-items: center; gap: var(--s-2);
  font-family: var(--font); font-size: 15px; font-weight: 600; cursor: pointer;
  border: none; transition: all .2s;
}
.btn-primary {
  background: var(--c-primary); color: #fff; padding: 12px 24px; border-radius: var(--r-pill);
}
.btn-primary:hover {
  background: var(--c-primary-hover); color: #fff;
  box-shadow: 0 4px 12px rgba(37,99,235,.3); transform: translateY(-1px);
}
.btn-outline {
  background: #fff; color: var(--c-dark); border: 1px solid var(--c-border-2);
  padding: 11px 22px; border-radius: var(--r-pill);
}
.btn-outline:hover { border-color: var(--c-primary); color: var(--c-primary); }
.btn-ghost { background: transparent; color: var(--c-primary); padding: 8px 0; }
.btn-ghost:hover { color: var(--c-primary-hover); gap: var(--s-3); }
.btn svg { width: 16px; height: 16px; }

/* ---------- Header / Nav ---------- */
.site-header {
  position: sticky; top: 0; z-index: 100; background: #fff;
  border-bottom: 1px solid var(--c-border);
  transition: box-shadow .2s;
}
.site-header.scrolled { box-shadow: var(--shadow-sm); }

/* Top Bar（顶部信息条）：浅灰底 + 深灰图标/文字 */
.top-bar { background: #f8f9fa; color: #374151; font-size: 13px; border-bottom: 1px solid #e5e7eb; }
.top-bar-inner {
  max-width: var(--container); margin: 0 auto; padding: 0 var(--s-5);
  height: 40px; display: flex; align-items: center; justify-content: space-between; gap: var(--s-4);
}
.top-bar-left { display: flex; align-items: center; gap: var(--s-5); }
.tb-item { display: inline-flex; align-items: center; gap: 6px; color: #374151; }
.tb-item:hover { color: var(--c-primary); }
.tb-item svg { width: 14px; height: 14px; color: currentColor; }
.top-bar-right { display: flex; align-items: center; gap: var(--s-3); }
/* 社媒图标：透明底 + 深灰图标，hover 变主题色 */
.tb-social {
  display: inline-flex; align-items: center; justify-content: center;
  min-width: 28px; height: 28px; padding: 0;
  background: transparent; border: none; border-radius: 6px;
  color: #374151;
  transition: transform .15s, color .15s, background-color .15s;
}
.tb-social:hover { color: var(--c-primary); background: rgba(0,0,0,.05); transform: translateY(-1px); }
.tb-social > svg { width: 20px; height: 20px; display: block; color: currentColor; }
/* 品牌图标改为 outline 线条风格（与 phone/mail 一致）：fill:none + stroke */
.tb-social .social-svg { width: 18px; height: 18px; display: block; fill: none; stroke: currentColor; stroke-width: 1.5; color: currentColor; }
/* 未识别平台时回退的 outline 图标（globe 等） */
.tb-social > svg:not(.social-svg) { stroke: currentColor; fill: none; stroke-width: 1.5; }

.nav-inner {
  position: relative;
  max-width: var(--container); margin: 0 auto; padding: 0 var(--s-5);
  display: flex; align-items: center; justify-content: space-between; height: 68px; gap: var(--s-8);
}
/* 右侧集群：导航 + 搜索 + 汉堡（原型：品牌在左，其余整体靠右） */
.nav-right { display: flex; align-items: center; gap: var(--s-4); margin-left: auto; }
.brand { display: flex; align-items: center; gap: var(--s-3); font-weight: 700; color: var(--c-dark); font-size: 18px; }
.brand:hover { color: var(--c-dark); }
.brand .logo-mark {
  width: 30px; height: 30px; border-radius: var(--r-md);
  background: var(--c-primary); color: #fff; display: grid; place-items: center; font-size: 16px;
}
/* Logo 图片：限制高度避免超大图撑破导航；有图只显示图，无图显示 I 方块 + 文字 */
.brand .brand-logo-img { height: 44px; width: auto; max-width: 220px; object-fit: contain; display: block; }
.brand .brand-text { line-height: 1.1; }
.primary-nav > ul {
  display: flex; gap: var(--s-2); list-style: none; margin: 0; padding: 0; align-items: center;
}
/* li 占满头部高度，鼠标从菜单项移到下拉时不会经过“空隙”而丢失 hover；mega 下拉改由 .nav-inner 全宽定位 */
.primary-nav > ul > li { display: flex; align-items: center; height: 68px; }
/* 主导航链接 —— 对齐原型：扁平、占满头部高度、hover 变 primary 蓝 */
.primary-nav > ul > li > a {
  display: inline-flex; align-items: center; gap: 6px; padding: 0 18px;
  color: var(--c-text-2); font-size: 14px; font-weight: 500; height: 100%; transition: color .15s;
}
.primary-nav > ul > li > a:hover { color: var(--c-primary); background: transparent; }
.primary-nav .chevron { width: 14px; height: 14px; color: var(--c-text-3); transition: transform .2s; }
.primary-nav li.has-mega:hover .chevron { transform: rotate(180deg); }

/* Mega Menu —— 由菜单结构驱动：.mega 全宽下拉（贴合 .nav-inner），内容区 .mega-inner 居中并限制列宽 */
.mega {
  position: absolute; top: 100%; left: 0; right: 0;
  width: 100%;
  background: #fff; border: 1px solid var(--c-border); border-radius: 0 0 var(--r-xl) var(--r-xl);
  border-top: none; box-shadow: var(--shadow-lg);
  opacity: 0; visibility: hidden; transform: translateY(-8px);
  transition: opacity .2s ease, transform .2s ease, visibility .2s;
  z-index: 120;
}
.mega-inner {
  max-width: var(--container); margin: 0 auto; padding: 32px var(--s-5);
  display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 40px;
}
/* 桥接层：覆盖菜单项与下拉之间的 8px 间隙，保证鼠标移动过程中 hover 不断开 */
.mega::before { content: ""; position: absolute; left: 0; right: 0; top: -10px; height: 10px; }
.primary-nav li.has-mega:hover .mega,
.primary-nav li.has-mega:focus-within .mega { opacity: 1; visibility: visible; transform: translateY(0); }
.mega-col h4 { font-size: 13px; text-transform: uppercase; letter-spacing: .04em; color: var(--c-text-3); margin-bottom: var(--s-3); }
/* 列内主体：卡片用 2 列网格，链接占满整行（grid-column:1/-1） */
.mega-col-body { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; }
.mega-link { grid-column: 1 / -1; display: block; padding: 8px 10px; border-radius: var(--r-md); color: var(--c-text); font-weight: 500; }
.mega-link:hover { background: var(--c-surface); color: var(--c-primary); }
/* 品牌卡片：图标/Logo + 文字，Stripe 风描边卡片 */
.mega-card { display: flex; align-items: center; gap: 10px; padding: 10px; border: 1px solid var(--c-border); border-radius: var(--r-md); background: #fff; text-decoration: none; transition: border-color .15s, box-shadow .15s; }
.mega-card:hover { border-color: var(--c-primary); box-shadow: var(--shadow-sm); }
.mega-card__img { flex: 0 0 40px; width: 40px; height: 40px; display: flex; align-items: center; justify-content: center; }
.mega-card__img img { max-width: 100%; max-height: 100%; object-fit: contain; }
.mega-card__label { font-weight: 600; color: var(--c-text); font-size: 14px; }

.nav-search { position: relative; }
.nav-search input {
  border: 1px solid var(--c-border-2); border-radius: var(--r-pill);
  padding: 9px 14px 9px 38px; font-size: 14px; width: 200px; transition: all .2s; font-family: var(--font);
}
.nav-search input:focus { border-color: var(--c-primary); box-shadow: 0 0 0 3px rgba(37,99,235,.1); outline: none; width: 240px; }
.nav-search svg { position: absolute; left: 12px; top: 50%; transform: translateY(-50%); width: 16px; height: 16px; color: var(--c-text-3); }

.nav-cta { display: flex; align-items: center; gap: var(--s-3); }

/* Mobile */
.nav-toggle { display: none; background: none; border: none; cursor: pointer; color: var(--c-dark); font-size: 24px; padding: 4px; }
.mobile-nav { display: none; }

/* ---------- Hero ---------- */
.hero { position: relative; background: var(--c-dark); color: #fff; overflow: hidden; }
.hero-bg { position: absolute; inset: 0; background-size: cover; background-position: center; opacity: .35; }
.hero-bg::after { content: ""; position: absolute; inset: 0; background: linear-gradient(120deg, rgba(26,29,33,.92), rgba(26,29,33,.6)); }
.hero-inner { position: relative; max-width: var(--container); margin: 0 auto; padding: var(--s-18) var(--s-5); }
.hero h1 { color: #fff; font-size: 48px; max-width: 720px; }
.hero p { color: #c7ccd4; font-size: 18px; max-width: 600px; margin-bottom: var(--s-8); }
.hero-actions { display: flex; gap: var(--s-4); flex-wrap: wrap; }
.hero .btn-outline { background: transparent; color: #fff; border-color: rgba(255,255,255,.3); }
.hero .btn-outline:hover { border-color: #fff; color: #fff; }
.hero-trust { list-style: none; margin: var(--s-10) 0 0; padding: 0; display: flex; flex-wrap: wrap; gap: var(--s-8); color: #c7ccd4; }
.hero-trust li { display: flex; align-items: center; gap: var(--s-3); font-size: 14px; font-weight: 500; }
.hero-trust svg { width: 22px; height: 22px; color: var(--c-primary-light); flex: none; }

/* ---------- Brands (logo wall) ---------- */
.brand-wall { display: flex; flex-wrap: wrap; justify-content: center; align-items: center; gap: var(--s-8); }
.brand-wall .brand-logo {
  height: 32px; display: grid; place-items: center; color: var(--c-text-3);
  font-weight: 700; font-size: 18px; letter-spacing: .02em; opacity: .8; transition: opacity .2s;
}
.brand-wall .brand-logo:hover { opacity: 1; }

/* ---------- Banner ---------- */
.banner {
  border-radius: var(--r-xl); background: var(--c-primary); color: #fff;
  padding: var(--s-12) var(--s-10); display: flex; align-items: center; justify-content: space-between;
  gap: var(--s-8); flex-wrap: wrap;
}
.banner h2 { color: #fff; margin: 0 0 var(--s-2); }
.banner p { color: rgba(255,255,255,.85); margin: 0; }
.banner .btn-outline { background: #fff; color: var(--c-primary); border-color: #fff; }
.banner .btn-outline:hover { background: var(--c-primary-light); }

/* ---------- Cards grid ---------- */
.grid { display: grid; gap: var(--s-5); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }

.card {
  background: #fff; border: 1px solid var(--c-border); border-radius: var(--r-lg);
  padding: var(--s-6); transition: all .25s;
}
.card:hover { box-shadow: var(--shadow-md); border-color: var(--c-primary); transform: translateY(-3px); }
.card .icon-box {
  width: 44px; height: 44px; border-radius: var(--r-md); background: var(--c-primary-light);
  color: var(--c-primary); display: grid; place-items: center; margin-bottom: var(--s-4); font-size: 22px;
}
.card h3 { margin-bottom: var(--s-2); }
.card p { color: var(--c-text-2); margin: 0; }

/* ---------- Featured products ---------- */
.product-card { background: #fff; border: 1px solid var(--c-border); border-radius: var(--r-lg); overflow: hidden; transition: all .25s; display: flex; flex-direction: column; }
.product-card:hover { box-shadow: var(--shadow-md); border-color: var(--c-primary); transform: translateY(-3px); }
.product-thumb { aspect-ratio: 4 / 3; background: var(--c-surface); display: grid; place-items: center; color: var(--c-text-3); }
.product-thumb img { width: 100%; height: 100%; object-fit: cover; }
.product-body { padding: var(--s-5); display: flex; flex-direction: column; gap: var(--s-2); flex: 1; }
.product-body .cat { font-size: 12px; font-weight: 600; color: var(--c-primary); text-transform: uppercase; letter-spacing: .04em; }
.product-body h3 { margin: 0; font-size: 17px; }
.product-body h3 a { color: var(--c-dark); }
.product-body .excerpt { color: var(--c-text-2); font-size: 14px; margin: 0; }
.product-body .more { margin-top: auto; }
.product-empty { color: var(--c-text-3); text-align: center; padding: var(--s-10); }

/* ---------- Intro (about) ---------- */
.intro-grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: var(--s-12); align-items: center; }
.intro-media { aspect-ratio: 4 / 3; border-radius: var(--r-xl); background: var(--c-surface); border: 1px solid var(--c-border); display: grid; place-items: center; color: var(--c-text-3); }

/* ---------- Testimonials ---------- */
.testimonial { background: #fff; border: 1px solid var(--c-border); border-radius: var(--r-lg); padding: var(--s-6); display: flex; flex-direction: column; gap: var(--s-4); }
.testimonial .quote-icon { color: var(--c-primary); font-size: 24px; }
.testimonial blockquote { margin: 0; color: var(--c-text); font-size: 16px; line-height: 1.6; }
.testimonial .author { display: flex; align-items: center; gap: var(--s-3); margin-top: auto; }
.testimonial .avatar { width: 40px; height: 40px; border-radius: 50%; background: var(--c-primary-light); color: var(--c-primary); display: grid; place-items: center; font-weight: 700; }
.testimonial .author .name { font-weight: 600; color: var(--c-dark); }
.testimonial .author .role { font-size: 13px; color: var(--c-text-3); }

/* ---------- News ---------- */
.news-item { display: flex; gap: var(--s-5); padding: var(--s-5) 0; border-bottom: 1px solid var(--c-border); }
.news-item:last-child { border-bottom: none; }
.news-date { font-size: 13px; color: var(--c-text-3); white-space: nowrap; min-width: 90px; }
.news-item h3 { margin: 0 0 var(--s-1); font-size: 17px; }
.news-item h3 a { color: var(--c-dark); }
.news-item p { color: var(--c-text-2); font-size: 14px; margin: 0; }
.news-empty { color: var(--c-text-3); padding: var(--s-8); text-align: center; }

/* ---------- Footer ---------- */
.site-footer { background: var(--c-dark); color: #c7ccd4; padding: var(--s-16) 0 var(--s-8); }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: var(--s-8); }
.site-footer .brand { color: #fff; margin-bottom: var(--s-4); }
.site-footer .brand .footer-logo { height: 32px; width: auto; max-width: 180px; object-fit: contain; display: block; }
.site-footer h4 { color: #fff; font-size: 14px; margin-bottom: var(--s-4); }
.site-footer ul { list-style: none; margin: 0; padding: 0; }
.site-footer ul li { margin-bottom: var(--s-3); }
.site-footer ul a { color: #c7ccd4; }
.site-footer ul a:hover { color: #fff; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,.1); margin-top: var(--s-10); padding-top: var(--s-6); display: flex; justify-content: space-between; flex-wrap: wrap; gap: var(--s-4); font-size: 13px; color: #c7ccd4; }

/* ---------- Cookie bar ---------- */
.cookie-bar {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 200;
  background: #fff; border-top: 1px solid var(--c-border); box-shadow: var(--shadow-lg);
  padding: var(--s-5) 0; transform: translateY(0); transition: transform .3s;
}
.cookie-bar.hidden { transform: translateY(110%); }
.cookie-inner { max-width: var(--container); margin: 0 auto; padding: 0 var(--s-5); display: flex; align-items: center; justify-content: space-between; gap: var(--s-6); flex-wrap: wrap; }
.cookie-bar p { margin: 0; color: var(--c-text-2); font-size: 14px; }
.cookie-bar a { color: var(--c-primary); }
.cookie-actions { display: flex; justify-content: center; width: 100%; gap: var(--s-3); }

/* ---------- Utilities ---------- */
.text-center { text-align: center; }
.mt-0 { margin-top: 0; }
.lead { font-size: 17px; color: var(--c-text-2); }

/* ---------- Page hero / breadcrumb ---------- */
/* Page Hero —— 对齐原型：深蓝渐变 + 白字 + 右上方径向辉光 */
.page-hero {
  background: linear-gradient(135deg, #0f172a 0%, #1e3a5f 60%, #0f172a 100%);
  color: #fff; padding: 64px 0 56px; position: relative; overflow: hidden;
}
.page-hero::before {
  content: ''; position: absolute; top: -30%; right: -10%;
  width: 500px; height: 500px; border-radius: 50%;
  background: radial-gradient(circle, rgba(37,99,235,.12), transparent 70%);
}
.page-hero .container { position: relative; z-index: 1; }
.page-hero h1 { font-size: 36px; font-weight: 700; letter-spacing: -.02em; line-height: 1.2; margin: 0 0 12px; color: #fff; }
.page-hero p { color: rgba(255,255,255,.7); font-size: 17px; margin: 0; max-width: 600px; }
.breadcrumb { font-size: 13px; color: var(--c-text-3); padding: var(--s-5) 0 0; display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.breadcrumb a { color: var(--c-text-2); }
.breadcrumb a:hover { color: var(--c-primary); }
.section-head-left { text-align: left; margin-left: 0; }

/* ---------- Product archive (filter layout per prototype) ---------- */
.product-layout { display: grid; grid-template-columns: 240px 1fr; gap: 32px; align-items: start; }
.product-single-layout { display: grid; grid-template-columns: 240px 1fr; gap: var(--s-8); align-items: start; }

.filter-sidebar { background: #fff; border: 1px solid var(--c-border); border-radius: var(--r-lg); padding: 24px; position: sticky; top: 120px; }
.filter-form { display: flex; flex-direction: column; }
.filter-group { margin-bottom: 24px; }
.filter-group:last-of-type { margin-bottom: 16px; }
.filter-group h4 { font-size: 14px; font-weight: 600; margin: 0 0 12px; color: var(--c-dark); }
.filter-list { list-style: none; margin: 0; padding: 0; }
.filter-list li { padding: 6px 0; }
.filter-list label { display: flex; align-items: center; gap: 8px; font-size: 14px; color: var(--c-text-2); cursor: pointer; }
.filter-list input[type="checkbox"] { accent-color: var(--c-primary); width: 16px; height: 16px; flex: none; }
.filter-list .count { margin-left: auto; font-size: 12px; color: var(--c-text-3); }
.filter-apply { margin-top: 8px; }
.filter-clear { display: block; margin-top: 12px; font-size: 13px; color: var(--c-text-3); text-align: center; }
.filter-clear:hover { color: var(--c-primary); }

.product-content { min-width: 0; }
.product-toolbar { display: flex; justify-content: space-between; align-items: center; margin-bottom: 20px; gap: 16px; flex-wrap: wrap; }
.product-toolbar .result-count { font-size: 14px; color: var(--c-text-2); }
.sort-form select { padding: 8px 12px; border: 1px solid var(--c-border); border-radius: var(--r-md); font-size: 14px; background: #fff; color: var(--c-text); }
.sort-form select:focus { outline: none; border-color: var(--c-primary); }
.product-empty { color: var(--c-text-3); }

/* 通用按钮辅助 */
.btn-block { width: 100%; justify-content: center; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); border: 0; }

/* ---------- Product single ---------- */
.product-grid { display: grid; grid-template-columns: 1fr 1fr; gap: var(--s-10); align-items: start; }
.product-gallery .gallery-main { border: 1px solid var(--c-border); border-radius: var(--r-lg); overflow: hidden; background: var(--c-surface); display: grid; place-items: center; min-height: 320px; }
.product-gallery .gallery-main img { width: 100%; height: auto; }
.gallery-thumbs { display: flex; gap: var(--s-3); margin-top: var(--s-4); flex-wrap: wrap; }
.gallery-thumbs .thumb { border: 1px solid var(--c-border); border-radius: var(--r-md); padding: 4px; background: #fff; cursor: pointer; }
.gallery-thumbs .thumb img { width: 64px; height: 64px; object-fit: cover; display: block; }
.product-info .cat { font-size: 12px; font-weight: 600; color: var(--c-primary); text-transform: uppercase; letter-spacing: .04em; }
.product-info h1 { font-size: 32px; margin: var(--s-2) 0; }
.product-info .sku { color: var(--c-text-2); font-size: 14px; }
.product-info .product-desc { color: var(--c-text-2); margin: var(--s-4) 0 var(--s-6); }
#inquiry-area { margin-top: var(--s-10); }
.inquiry-embed { background: var(--c-surface); border: 1px solid var(--c-border); border-radius: var(--r-lg); padding: var(--s-6); }
.product-detail { margin-top: var(--s-10); display: grid; gap: var(--s-10); }
.detail-block h2 { font-size: 22px; margin: 0 0 var(--s-4); }
.specs-table { width: 100%; border-collapse: collapse; }
.specs-table th, .specs-table td { text-align: left; padding: 12px 14px; border-bottom: 1px solid var(--c-border); font-size: 15px; }
.specs-table th { width: 220px; color: var(--c-text-2); font-weight: 600; background: var(--c-surface); }
.faq-accordion { border: 1px solid var(--c-border); border-radius: var(--r-lg); overflow: hidden; }
.faq-item { border-bottom: 1px solid var(--c-border); }
.faq-item:last-child { border-bottom: none; }
.faq-q { width: 100%; text-align: left; background: #fff; border: none; padding: 16px 18px; font-size: 16px; font-weight: 600; cursor: pointer; display: flex; justify-content: space-between; align-items: center; gap: var(--s-4); color: var(--c-dark); }
.faq-q svg { width: 18px; height: 18px; flex: none; transition: transform .2s; color: var(--c-text-3); }
.faq-item.open .faq-q svg { transform: rotate(180deg); }
.faq-a { max-height: 0; overflow: hidden; transition: max-height .25s ease; }
.faq-a p { margin: 0; padding: 0 18px 16px; color: var(--c-text-2); }

/* ---------- Plugin inquiry form (theme styling) ---------- */
.b2b-inquiry-form label { display: block; font-weight: 500; margin-bottom: 4px; color: var(--c-text); }
.b2b-inquiry-form input, .b2b-inquiry-form textarea, .b2b-inquiry-form select { width: 100%; padding: 10px 12px; border: 1px solid var(--c-border); border-radius: var(--r-md); margin-bottom: var(--s-4); font: inherit; }
.b2b-inquiry-form input:focus, .b2b-inquiry-form textarea:focus, .b2b-inquiry-form select:focus { outline: none; border-color: var(--c-primary); box-shadow: 0 0 0 3px rgba(37,99,235,.1); }
.b2b-inquiry-form .description { display: block; color: var(--c-text-3); font-size: 13px; margin-bottom: var(--s-4); }
.b2b-inquiry-form .button-primary { background: var(--c-primary); color: #fff; border: none; border-radius: var(--r-pill); padding: 10px 22px; font-weight: 600; cursor: pointer; }
.b2b-inquiry-form .button-primary:hover { background: var(--c-primary-hover); }
.b2b-inquiry-msg { margin-left: 10px; color: var(--c-primary); font-size: 14px; }

/* ---------- About ---------- */
.about-story .intro-grid { display: grid; grid-template-columns: 1fr 1fr; gap: var(--s-10); align-items: center; }
.intro-media { background: var(--c-surface); border: 1px solid var(--c-border); border-radius: var(--r-lg); aspect-ratio: 4/3; display: grid; place-items: center; color: var(--c-primary); }
.intro-media svg { width: 96px; height: 96px; }
.intro-text h2 { font-size: 28px; }
.stats-grid { text-align: center; }
.stat-icon { width: 30px; height: 30px; color: var(--c-primary); margin: 0 auto 10px; display: block; }
.stat-num { font-size: 40px; font-weight: 700; color: var(--c-primary); }
.stat-label { color: var(--c-text-2); margin-top: 4px; }
.advantage { display: flex; gap: var(--s-4); align-items: flex-start; }
.adv-icon { width: 28px; height: 28px; color: var(--c-primary); flex: none; margin-top: 2px; }
.advantage h3 { margin: 0 0 4px; font-size: 18px; }
.advantage p { margin: 0; color: var(--c-text-2); }
/* 核心优势：桌面 4 列（一行 4 张），平板 2 列，手机 1 列 */
.advantage-grid { grid-template-columns: repeat(4, 1fr); }
@media (max-width: 899px) { .advantage-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 599px) { .advantage-grid { grid-template-columns: 1fr; } }
/* 公司历程：居中限宽的左右交错时间轴（zigzag），纵向排列可下拉 */
.timeline {
	list-style: none;
	margin: 0 auto;
	padding: 4px 0 0;
	max-width: 900px;
	/* 限高 + 模块内滚动：无论后台加多少条，前台只占固定高度 */
	max-height: 620px;
	overflow-y: auto;
	position: relative;
	scrollbar-width: thin;
	scrollbar-color: var(--c-border-2) transparent;
}
.timeline::-webkit-scrollbar { width: 8px; }
.timeline::-webkit-scrollbar-track { background: transparent; }
.timeline::-webkit-scrollbar-thumb {
	background: var(--c-border-2);
	border-radius: 4px;
}
.timeline::-webkit-scrollbar-thumb:hover { background: var(--c-text-3); }
/* 中央竖线 */
.timeline::before {
	content: "";
	position: absolute;
	left: 50%;
	top: 6px;
	bottom: 0;
	width: 2px;
	margin-left: -1px;
	background: var(--c-border);
}
.timeline-item {
	position: relative;
	display: grid;
	grid-template-columns: 1fr 72px 1fr;
	margin-bottom: var(--s-8);
}
.timeline-item:last-child { margin-bottom: 0; }
/* 轴线圆点（白圈遮住竖线） */
.timeline-item::before {
	content: "";
	position: absolute;
	left: 50%;
	top: 6px;
	width: 14px;
	height: 14px;
	margin-left: -7px;
	border-radius: 50%;
	background: var(--c-primary);
	box-shadow: 0 0 0 4px var(--c-bg);
	z-index: 1;
}
/* 奇数条落左栏、偶数条落右栏，文字朝轴线对齐 */
.timeline-item:nth-child(odd) .timeline-panel { grid-column: 1; text-align: right; }
.timeline-item:nth-child(even) .timeline-panel { grid-column: 3; text-align: left; }
.timeline-year { font-weight: 700; color: var(--c-primary); }
.timeline-body h3 { margin: 4px 0; font-size: 18px; }
.timeline-body p { margin: 0; color: var(--c-text-2); }

/* 可选配图（后台 media 字段，留空则不渲染图片节点） */
.timeline-media { margin-top: var(--s-4); }
.timeline-media img {
	display: inline-block;
	width: 100%;
	max-width: 380px;
	height: 180px;
	object-fit: cover;
	border-radius: var(--r-md);
	border: 1px solid var(--c-border);
}

/* 移动端：轴线靠左，单列堆叠（图在上、文在下） */
@media (max-width: 767px) {
	.timeline { max-height: 540px; }
	.timeline::before { left: 7px; }
	.timeline-item { grid-template-columns: 1fr; padding-left: var(--s-8); margin-bottom: var(--s-7); }
	.timeline-item::before { left: 7px; margin-left: 0; }
	.timeline-item:nth-child(odd) .timeline-panel,
	.timeline-item:nth-child(even) .timeline-panel { grid-column: 1; text-align: left; }
	.timeline-media img { max-width: 100%; }
}

/* 公司实力图片墙：3 行 × 3 列（超出 9 张自动换行） */
.capability-grid {
	display: grid;
	grid-template-columns: repeat(3, 1fr);
	gap: var(--s-5);
}
.capability-card {
	margin: 0;
	overflow: hidden;
	border-radius: var(--r-md);
	border: 1px solid var(--c-border);
	background: #fff;
	transition: transform .2s ease, box-shadow .2s ease;
}
.capability-card:hover { transform: translateY(-4px); box-shadow: 0 12px 28px rgba(16, 24, 40, .12); }
.capability-card img {
	display: block;
	width: 100%;
	height: 220px;
	object-fit: cover;
}
.capability-card figcaption {
	padding: 12px 14px;
	font-size: 14px;
	font-weight: 600;
	color: var(--c-text-2);
}
@media (max-width: 900px) {
	.capability-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 560px) {
	.capability-grid { grid-template-columns: 1fr; }
}
.cert-grid { display: flex; flex-wrap: wrap; gap: var(--s-5); justify-content: center; }
.cert { display: flex; align-items: center; gap: 10px; border: 1px solid var(--c-border); border-radius: var(--r-md); padding: 14px 20px; background: #fff; font-weight: 600; }
.cert-icon { width: 24px; height: 24px; color: var(--c-primary); }
.team-card { text-align: center; }
.team-avatar { width: 96px; height: 96px; border-radius: 50%; background: var(--c-surface); display: grid; place-items: center; margin: 0 auto var(--s-4); color: var(--c-primary); }
.team-avatar svg { width: 48px; height: 48px; }
.team-card h3 { margin: 0 0 4px; font-size: 18px; }
.team-card p { margin: 0; color: var(--c-text-2); }

/* ---------- Contact ---------- */
.contact-info { gap: var(--s-6); }
.contact-item { display: flex; flex-direction: column; gap: 6px; }
.contact-item .icon-box { width: 40px; height: 40px; }
.contact-label { font-size: 13px; text-transform: uppercase; letter-spacing: .04em; color: var(--c-text-3); }
.contact-value { font-weight: 500; }
.contact-map .map-embed { border-top: 1px solid var(--c-border); border-bottom: 1px solid var(--c-border); }
.contact-form-missing { color: var(--c-text-2); }

/* Contact page —— 对齐原型：4 列图标信息行 + 2 列网格（信息卡 + 表单卡） */
.contact-info-row { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; margin-bottom: 48px; }
.contact-info-box { background: #fff; border: 1px solid var(--c-border); border-radius: var(--r-lg); padding: 28px 24px; text-align: center; transition: all .2s; }
.contact-info-box:hover { box-shadow: var(--shadow-md); transform: translateY(-2px); }
.contact-info-box .icon-circle { width: 48px; height: 48px; border-radius: 50%; background: var(--c-primary-light); display: flex; align-items: center; justify-content: center; margin: 0 auto 16px; }
.contact-info-box .icon-circle svg { width: 22px; height: 22px; color: var(--c-primary); }
.contact-info-box h4 { font-size: 14px; font-weight: 600; margin: 0 0 6px; color: var(--c-dark); }
.contact-info-box p { font-size: 14px; color: var(--c-text-2); margin: 0; }

.contact-grid { display: grid; grid-template-columns: 1fr 1.2fr; gap: 48px; align-items: start; }
.contact-info-card { background: #fff; border: 1px solid var(--c-border); border-radius: var(--r-lg); padding: 24px; display: flex; gap: 16px; margin-bottom: 16px; }
.contact-info-card .icon-box { flex-shrink: 0; width: 40px; height: 40px; border-radius: var(--r-md); background: var(--c-primary-light); display: flex; align-items: center; justify-content: center; }
.contact-info-card .icon-box svg { width: 20px; height: 20px; color: var(--c-primary); }
.contact-info-card h4 { font-size: 14px; font-weight: 600; margin: 0 0 4px; }
.contact-info-card p { font-size: 14px; color: var(--c-text-2); margin: 0; }
.map-placeholder { background: var(--c-surface-2); border: 1px solid var(--c-border); border-radius: var(--r-lg); height: 220px; display: flex; align-items: center; justify-content: center; color: var(--c-text-3); margin-top: 16px; }

.form-card { background: #fff; border: 1px solid var(--c-border); border-radius: var(--r-xl); padding: 40px; }
.form-card h3 { margin: 0 0 24px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-group { margin-bottom: 20px; }
.form-group label { display: block; font-size: 14px; font-weight: 500; color: var(--c-dark); margin-bottom: 6px; }
.form-group input, .form-group textarea, .form-group select { width: 100%; padding: 12px 16px; border: 1px solid var(--c-border-2); border-radius: var(--r-md); font-size: 15px; font-family: inherit; transition: border-color .15s; background: #fff; }
.form-group input:focus, .form-group textarea:focus, .form-group select:focus { outline: none; border-color: var(--c-primary); box-shadow: 0 0 0 3px rgba(37,99,235,.1); }

/* ---------- Blog ---------- */
.post-card { background: #fff; border: 1px solid var(--c-border); border-radius: var(--r-lg); overflow: hidden; display: flex; flex-direction: column; transition: all .25s; }
.post-card:hover { box-shadow: var(--shadow-md); border-color: var(--c-primary); transform: translateY(-3px); }
.post-thumb { aspect-ratio: 16/9; background: var(--c-surface); display: grid; place-items: center; color: var(--c-text-3); }
.post-thumb img { width: 100%; height: 100%; object-fit: cover; }
.post-body { padding: var(--s-5); display: flex; flex-direction: column; gap: var(--s-2); flex: 1; }
.post-meta { display: flex; gap: 10px; align-items: center; font-size: 13px; color: var(--c-text-3); }
.post-cat { color: var(--c-primary); font-weight: 600; }
.post-body h3 { margin: 0; font-size: 18px; }
.post-body h3 a { color: var(--c-dark); }
.post-body .excerpt { color: var(--c-text-2); font-size: 14px; margin: 0; }

/* ---------- Blog list / detail (对齐原型) ---------- */
.blog-list-layout { display: grid; grid-template-columns: 1fr 300px; gap: 40px; align-items: start; }
.blog-list-main { min-width: 0; }

.blog-featured-card { background: #fff; border: 1px solid var(--c-border); border-radius: var(--r-xl); overflow: hidden; margin-bottom: 32px; transition: all .2s; }
.blog-featured-card:hover { box-shadow: var(--shadow-lg); }
.blog-featured-card .featured-img { aspect-ratio: 21/9; background: var(--c-surface-2); display: flex; align-items: center; justify-content: center; overflow: hidden; }
.blog-featured-card .featured-img img { width: 100%; height: 100%; object-fit: cover; }
.blog-featured-card .featured-body { padding: 32px; }
.blog-featured-card .featured-tag,
.blog-list-card .card-tag { display: inline-block; background: var(--c-primary-light); color: var(--c-primary); padding: 4px 12px; border-radius: var(--r-pill); font-size: 12px; font-weight: 600; margin-bottom: 12px; }
.blog-featured-card h2 { font-size: 24px; font-weight: 700; color: var(--c-dark); margin: 0 0 12px; line-height: 1.3; }
.blog-featured-card:hover h2 a { color: var(--c-primary); }
.blog-featured-card .excerpt { font-size: 15px; color: var(--c-text-2); line-height: 1.6; margin: 0 0 16px; }
.blog-featured-card .meta { display: flex; align-items: center; gap: 16px; font-size: 13px; color: var(--c-text-3); }
.blog-featured-card .author { display: flex; align-items: center; gap: 8px; }
.blog-featured-card .avatar { width: 28px; height: 28px; border-radius: 50%; background: var(--c-primary-light); display: flex; align-items: center; justify-content: center; font-size: 11px; font-weight: 600; color: var(--c-primary); }

.blog-list-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.blog-list-card { background: #fff; border: 1px solid var(--c-border); border-radius: var(--r-lg); overflow: hidden; transition: all .2s; }
.blog-list-card:hover { box-shadow: var(--shadow-md); transform: translateY(-2px); }
.blog-list-card .card-img { aspect-ratio: 16/9; background: var(--c-surface-2); display: flex; align-items: center; justify-content: center; overflow: hidden; }
.blog-list-card .card-img img { width: 100%; height: 100%; object-fit: cover; }
.blog-list-card .card-body { padding: 20px; }
.blog-list-card .card-title { font-size: 16px; font-weight: 600; color: var(--c-dark); line-height: 1.4; margin: 0 0 8px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.blog-list-card:hover .card-title a { color: var(--c-primary); }
.blog-list-card .card-excerpt { font-size: 13px; color: var(--c-text-2); line-height: 1.5; margin: 0 0 12px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.blog-list-card .card-meta { display: flex; align-items: center; gap: 12px; font-size: 12px; color: var(--c-text-3); }

/* 占位图标尺寸 */
.featured-img .post-ph, .card-img .post-ph, .sidebar-post-item .post-ph { width: 48px; height: 48px; color: var(--c-text-3); }

.blog-sidebar { position: sticky; top: 120px; }
.sidebar-widget { background: #fff; border: 1px solid var(--c-border); border-radius: var(--r-lg); padding: 24px; margin-bottom: 24px; }
.sidebar-widget h4 { font-size: 15px; font-weight: 700; color: var(--c-dark); margin: 0 0 16px; padding-bottom: 12px; border-bottom: 1px solid var(--c-border); }
.sidebar-search { position: relative; }
.sidebar-search svg { position: absolute; right: 26px; top: 38px; width: 18px; height: 18px; color: var(--c-text-3); pointer-events: none; }
.sidebar-search input { width: 100%; padding: 10px 14px; border: 1px solid var(--c-border-2); border-radius: var(--r-md); font-size: 14px; font-family: var(--font); }
.sidebar-search input:focus { outline: none; border-color: var(--c-primary); box-shadow: 0 0 0 3px rgba(37,99,235,.1); }
.sidebar-cat-list { list-style: none; margin: 0; padding: 0; }
.sidebar-cat-list li { padding: 8px 0; border-bottom: 1px solid var(--c-border); }
.sidebar-cat-list li:last-child { border-bottom: none; }
.sidebar-cat-list a { display: flex; justify-content: space-between; align-items: center; font-size: 14px; color: var(--c-text-2); }
.sidebar-cat-list a:hover { color: var(--c-primary); }
.sidebar-cat-list .count { font-size: 12px; color: var(--c-text-3); background: var(--c-surface); padding: 2px 8px; border-radius: var(--r-pill); }
.sidebar-cat-list a:hover .count { background: var(--c-primary-light); color: var(--c-primary); }
.sidebar-post-list { list-style: none; margin: 0; padding: 0; }
.sidebar-post-item { display: flex; gap: 12px; padding: 10px 0; border-bottom: 1px solid var(--c-border); }
.sidebar-post-item:last-child { border-bottom: none; }
.sidebar-post-item .thumb { width: 60px; height: 60px; border-radius: var(--r-md); background: var(--c-surface-2); flex-shrink: 0; overflow: hidden; display: flex; align-items: center; justify-content: center; }
.sidebar-post-item .thumb img { width: 100%; height: 100%; object-fit: cover; }
.sidebar-post-item .info h5 { font-size: 13px; font-weight: 600; color: var(--c-dark); line-height: 1.3; margin: 0 0 4px; }
.sidebar-post-item:hover .info h5 a { color: var(--c-primary); }
.sidebar-post-item .info .date { font-size: 11px; color: var(--c-text-3); }
.sidebar-tags { display: flex; flex-wrap: wrap; gap: 8px; }
.sidebar-tags a { font-size: 12px; padding: 4px 12px; border: 1px solid var(--c-border-2); border-radius: var(--r-pill); color: var(--c-text-2); }
.sidebar-tags a:hover { background: var(--c-primary); color: #fff; border-color: var(--c-primary); }

/* 博客详情 */
.blog-detail-layout { display: grid; grid-template-columns: minmax(0, 1fr) 280px; gap: 48px; align-items: start; }
.blog-detail-layout > * { min-width: 0; }
.blog-article { background: #fff; border: 1px solid var(--c-border); border-radius: var(--r-xl); padding: 48px; min-width: 0; overflow-wrap: break-word; }
.blog-meta { display: flex; align-items: center; gap: 16px; margin-bottom: 16px; flex-wrap: wrap; }
.blog-meta .category { background: var(--c-primary-light); color: var(--c-primary); padding: 4px 12px; border-radius: var(--r-pill); font-size: 12px; font-weight: 600; }
.blog-meta .date { font-size: 14px; color: var(--c-text-3); }
.blog-article h1 { font-size: 34px; font-weight: 700; color: var(--c-dark); line-height: 1.2; margin: 0 0 24px; }
.blog-featured-img { aspect-ratio: 21/9; background: var(--c-surface); border-radius: var(--r-lg); display: flex; align-items: center; justify-content: center; margin-bottom: 32px; border: 1px solid var(--c-border); overflow: hidden; }
.blog-featured-img img { width: 100%; height: 100%; object-fit: cover; }
.blog-article .entry-content { font-size: 16px; color: var(--c-text); line-height: 1.8; max-width: 720px; min-width: 0; }

/* ---------- 通用静态页面 (page.php) ---------- */
.page-content { background: #fff; border: 1px solid var(--c-border); border-radius: var(--r-xl); padding: 48px; max-width: 880px; margin: 0 auto; overflow-wrap: break-word; }
.page-featured-img { aspect-ratio: 21/9; background: var(--c-surface); border-radius: var(--r-lg); display: flex; align-items: center; justify-content: center; margin-bottom: 32px; border: 1px solid var(--c-border); overflow: hidden; }
.page-featured-img img { width: 100%; height: 100%; object-fit: cover; }
.page-content .entry-content { font-size: 16px; color: var(--c-text); line-height: 1.8; min-width: 0; }
.page-content .entry-content > h2:first-child,
.page-content .entry-content > h3:first-child { margin-top: 0; }
.page-content .entry-content h2 { font-size: 26px; font-weight: 700; color: var(--c-dark); line-height: 1.3; margin: 32px 0 16px; }
.page-content .entry-content h3 { font-size: 20px; font-weight: 600; color: var(--c-dark); line-height: 1.4; margin: 24px 0 12px; }
.page-content .entry-content p { margin: 0 0 16px; }
.page-content .entry-content ul,
.page-content .entry-content ol { margin: 0 0 16px 24px; }
.page-content .entry-content ul { list-style: disc; }
.page-content .entry-content ol { list-style: decimal; }
.page-content .entry-content li { margin-bottom: 6px; }
.page-content .entry-content a { color: var(--c-primary); text-decoration: underline; }
.page-content .entry-content a:hover { color: var(--c-primary-hover, #1d4fd1); }
.page-content .entry-content blockquote { border-left: 3px solid var(--c-primary); margin: 16px 0; padding: 4px 16px; color: var(--c-text-2); background: var(--c-surface); border-radius: 0 var(--r-md) var(--r-md) 0; }
.page-content .entry-content code { background: var(--c-surface); padding: 2px 6px; border-radius: 4px; font-size: 14px; }
.page-content .entry-content pre { background: var(--c-dark); color: #e3e8ee; padding: 16px; border-radius: var(--r-md); overflow-x: auto; margin: 0 0 16px; }
.page-content .entry-content pre code { background: transparent; padding: 0; color: inherit; }
.page-content .entry-content img { max-width: 100%; height: auto; border-radius: var(--r-md); }
.page-content .entry-content table { width: 100%; border-collapse: collapse; margin: 0 0 16px; }
.page-content .entry-content table th,
.page-content .entry-content table td { border: 1px solid var(--c-border); padding: 8px 12px; text-align: left; }
.page-content .entry-content table th { background: var(--c-surface); font-weight: 600; }
.page-links { margin-top: 24px; padding-top: 16px; border-top: 1px solid var(--c-border); font-size: 14px; color: var(--c-text-2); }
.page-links a { margin: 0 4px; color: var(--c-primary); }
@media (max-width: 600px) {
  .page-content { padding: 24px; }
}

/* 产品短代码诊断提示（分类 slug 写错 / 无匹配产品时显示，避免静默空白） */
.b2b-sc-notice {
  margin: 0 0 16px;
  padding: 12px 16px;
  background: #fff6e6;
  border: 1px solid #f0c36d;
  border-radius: var(--r-md);
  color: #8a5a00;
  font-size: 14px;
}
.b2b-sc-empty {
  margin: 0 0 16px;
  padding: 12px 16px;
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--r-md);
  color: var(--c-text-2);
  font-size: 14px;
}

/* 阅读时长 */
.blog-featured-card .meta .read-time,
.blog-list-card .card-meta .read-time { display: inline-flex; align-items: center; gap: 4px; }
.blog-list-card .card-meta .read-time::before { content: '·'; margin-right: 4px; color: var(--c-border-2); }

/* 分类筛选标签 */
.cat-filter-tabs { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 32px; }
.cat-filter-tabs a { padding: 8px 18px; border: 1px solid var(--c-border-2); border-radius: var(--r-pill); background: #fff; font-size: 14px; font-weight: 500; color: var(--c-text-2); transition: all .15s; }
.cat-filter-tabs a:hover { border-color: var(--c-primary); color: var(--c-primary); }
.cat-filter-tabs a.active { background: var(--c-primary); color: #fff; border-color: var(--c-primary); }

/* 面包屑白色条 */
.bg-white { background: #fff; }
.bg-white .breadcrumb { padding: 14px 0; }

/* 侧栏订阅组件 */
.newsletter-widget { background: linear-gradient(135deg, var(--c-primary), #3b82f6); border: none; color: #fff; text-align: center; }
.newsletter-widget h4 { color: #fff; border-bottom-color: rgba(255,255,255,.2); }
.newsletter-widget p { font-size: 13px; color: rgba(255,255,255,.8); margin: 0 0 16px; }
.newsletter-inline { display: flex; flex-direction: column; gap: 10px; }
.newsletter-inline input { width: 100%; padding: 10px 14px; border: none; border-radius: var(--r-md); font-size: 14px; font-family: var(--font); }
.newsletter-inline button { width: 100%; padding: 10px; background: var(--c-dark); color: #fff; border: none; border-radius: var(--r-md); font-size: 14px; font-weight: 600; cursor: pointer; font-family: var(--font); }
.newsletter-inline button:hover { opacity: .9; }

/* 分享 */
.blog-share { margin-top: 40px; padding-top: 24px; border-top: 1px solid var(--c-border); display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 16px; font-size: 14px; color: var(--c-text-2); font-weight: 500; }
.share-btns { display: flex; gap: 8px; }
.share-btn { padding: 8px 16px; border-radius: var(--r-pill); border: 1px solid var(--c-border-2); background: #fff; font-size: 13px; color: var(--c-text-2); cursor: pointer; text-decoration: none; }
.share-btn:hover { border-color: var(--c-primary); color: var(--c-primary); }

/* 作者 */
.blog-author { margin-top: 40px; background: var(--c-surface); border-radius: var(--r-lg); padding: 24px; display: flex; gap: 20px; align-items: center; }
.blog-author .avatar { width: 64px; height: 64px; border-radius: 50%; background: var(--c-primary-light); display: flex; align-items: center; justify-content: center; font-size: 22px; font-weight: 700; color: var(--c-primary); flex-shrink: 0; }
.blog-author h4 { font-size: 16px; font-weight: 600; color: var(--c-dark); margin: 0 0 4px; }
.blog-author p { font-size: 14px; color: var(--c-text-2); margin: 0; }

/* TOC 侧栏 DEBUG */
.blog-toc { position: sticky; top: 120px; background: var(--c-surface); border: 1px solid var(--c-border); border-radius: var(--r-lg); padding: 20px; max-height: calc(100vh - 140px); overflow-y: auto; box-shadow: var(--shadow-sm); }
.blog-toc h4 { font-size: 14px; font-weight: 700; color: var(--c-dark); text-transform: uppercase; letter-spacing: .04em; margin: 0 0 16px; }
.blog-toc ul { list-style: none; border-left: 2px solid var(--c-border); padding-left: 16px; margin: 0; }
.blog-toc li { padding: 6px 0; }
.blog-toc a { font-size: 13px; color: var(--c-text-2); text-decoration: none; }
.blog-toc a:hover { color: var(--c-primary); }
.blog-toc a.active { color: var(--c-primary); font-weight: 600; }

/* ez-toc（插件）：由 main.js 把正文里自动生成的 #ez-toc-container 移到右侧边栏，对齐原型（TOC 在右） */
.blog-toc #ez-toc-container { background: transparent !important; border: 0 !important; padding: 0 !important; margin: 0 !important; box-shadow: none !important; max-width: 100%; }
.blog-toc #ez-toc-container .ez-toc-title { font-size: 14px; font-weight: 700; color: var(--c-dark); text-transform: uppercase; letter-spacing: .04em; margin: 0 0 16px; }
.blog-toc #ez-toc-container nav,
.blog-toc #ez-toc-container ul { list-style: none; border-left: 2px solid var(--c-border); padding-left: 16px; margin: 0; }
.blog-toc #ez-toc-container li { padding: 6px 0; }
.blog-toc #ez-toc-container a { font-size: 13px; color: var(--c-text-2); text-decoration: none; }
.blog-toc #ez-toc-container a:hover,
.blog-toc #ez-toc-container a.active { color: var(--c-primary); font-weight: 600; }
/* 正文里的 ez-toc 先隐藏，main.js 会把它移到右侧边栏，避免正文出现重复目录 */
.entry-content #ez-toc-container { display: none; }
/* ez-toc 默认折叠列表（eztoc-toggle-hide-by-default），右侧边栏里强制展开并去掉折叠按钮，对齐原型 */
.blog-toc #ez-toc-container ul.ez-toc-list,
.blog-toc #ez-toc-container .eztoc-toggle-hide-by-default { display: block !important; }
.blog-toc #ez-toc-container .ez-toc-title-toggle { display: none !important; }


/* 上下篇 */
.post-nav { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; margin-top: 48px; }
.post-nav-item { background: #fff; border: 1px solid var(--c-border); border-radius: var(--r-lg); padding: 20px; display: flex; gap: 16px; align-items: center; text-decoration: none; color: inherit; transition: all .2s; }
.post-nav-item:hover { border-color: var(--c-primary); box-shadow: var(--shadow-sm); }
.post-nav-item .nav-thumb { width: 56px; height: 56px; border-radius: var(--r-md); background: var(--c-surface-2); flex-shrink: 0; }
.post-nav-item .nav-label { font-size: 12px; color: var(--c-text-3); text-transform: uppercase; letter-spacing: .04em; margin-bottom: 4px; }
.post-nav-item .nav-title { font-size: 14px; font-weight: 600; color: var(--c-dark); line-height: 1.4; }
.post-nav-item:hover .nav-title { color: var(--c-primary); }
.post-nav-item.next { flex-direction: row-reverse; text-align: right; }

/* 相关文章 */
.blog-related { margin-top: 48px; }
.blog-related h3 { font-size: 20px; font-weight: 700; color: var(--c-dark); margin: 0 0 20px; }

/* 评论 */
.comments-section { margin-top: 48px; }
.comments-section h3 { font-size: 20px; font-weight: 700; color: var(--c-dark); margin: 0 0 24px; }
.comment-list { list-style: none; margin: 0; padding: 0; }
.comment-item { display: flex; gap: 16px; padding: 20px 0; border-bottom: 1px solid var(--c-border); }
.comment-item .avatar { width: 44px; height: 44px; border-radius: 50%; background: var(--c-primary-light); display: flex; align-items: center; justify-content: center; font-size: 16px; font-weight: 600; color: var(--c-primary); flex-shrink: 0; }
.comment-item h5 { font-size: 14px; font-weight: 600; color: var(--c-dark); margin: 0; }
.comment-item .comment-date { font-size: 12px; color: var(--c-text-3); margin-left: 8px; font-weight: 400; }
.comment-item p { font-size: 14px; color: var(--c-text-2); margin: 4px 0 6px; }
.comment-reply-link, .comment-reply { margin-top: 4px; font-size: 13px; color: var(--c-primary); cursor: pointer; text-decoration: none; }
.comment-form { margin-top: 24px; }
.comment-form label { display: block; font-size: 13px; color: var(--c-text-2); margin-bottom: 6px; }
.comment-form input[type="text"], .comment-form input[type="email"], .comment-form textarea { width: 100%; padding: 10px 14px; border: 1px solid var(--c-border-2); border-radius: var(--r-md); font-size: 14px; font-family: var(--font); }
.comment-form input:focus, .comment-form textarea:focus { outline: none; border-color: var(--c-primary); }
.comment-form .submit { margin-top: 12px; }
.comment-form .comment-form-comment { margin-bottom: 16px; }

@media (max-width: 1024px) {
  .blog-list-layout { grid-template-columns: 1fr; }
  .blog-detail-layout { grid-template-columns: 1fr; }
  .blog-sidebar { position: static; }
}
@media (max-width: 640px) {
  .blog-list-grid { grid-template-columns: 1fr; }
  .blog-article { padding: 24px; }
  .blog-article h1 { font-size: 26px; }
}
.post-body .btn-ghost { margin-top: auto; }
.single-post .post-header { margin-bottom: var(--s-6); }
.single-post .post-featured { border-radius: var(--r-lg); overflow: hidden; margin-bottom: var(--s-6); }
.single-post .post-featured img { width: 100%; height: auto; }
.newsletter-form { display: flex; gap: var(--s-3); flex-wrap: wrap; justify-content: center; margin-top: var(--s-5); }
.newsletter-form input { padding: 12px 16px; border-radius: var(--r-pill); border: 1px solid rgba(255,255,255,.3); background: rgba(255,255,255,.1); color: #fff; min-width: 260px; }
.newsletter-form input::placeholder { color: rgba(255,255,255,.7); }
.newsletter-form .newsletter-msg { width: 100%; color: #fff; font-size: 14px; }

/* ---------- 批量询价车：加入按钮（复用 btn-ghost/btn-outline 外观） ---------- */
.b2b-add-to-inquiry {
	display: inline-flex;
	align-items: center;
	gap: 6px;
	cursor: pointer;
	font: inherit;
}
.b2b-add-to-inquiry svg { width: 16px; height: 16px; }

/* ---------- Responsive additions ---------- */
@media (max-width: 900px) {
  .product-layout { grid-template-columns: 1fr; }
  .product-single-layout { grid-template-columns: 1fr; }
  .filter-sidebar { position: static; }
  .product-grid { grid-template-columns: 1fr; }
  .about-story .intro-grid { grid-template-columns: 1fr; }
  .detail-layout { grid-template-columns: 1fr; }
  .category-sidebar { position: static; }
  .detail-top { grid-template-columns: 1fr; }
  /* 移动端：把 Category / Product Categories 侧栏移到内容下方，避免长分类列表挤占首屏 */
  .product-layout .product-content { order: 1; }
  .product-layout .filter-sidebar { order: 2; }
  .detail-layout .detail-main { order: 1; }
  .detail-layout .category-sidebar { order: 2; margin-top: var(--s-6); }
}

/* ---------- Product detail (per prototype .detail-layout / tabs) ---------- */
.detail-layout { display: grid; grid-template-columns: 240px 1fr; gap: var(--s-8); align-items: start; }
.category-sidebar { position: sticky; top: 110px; background: #fff; border: 1px solid var(--c-border); border-radius: var(--r-lg); padding: 20px; }
.category-sidebar h3 { font-size: 15px; font-weight: 700; color: var(--c-dark); margin: 0 0 var(--s-4); text-transform: uppercase; letter-spacing: .04em; }
.category-sidebar .cat-list { list-style: none; margin: 0; padding: 0; }
.category-sidebar .cat-list li { border-bottom: 1px solid var(--c-border); }
.category-sidebar .cat-list li:last-child { border-bottom: none; }
.category-sidebar .cat-item { display: flex; justify-content: space-between; align-items: center; padding: 10px 0; font-size: 14px; color: var(--c-text); font-weight: 500; }
.category-sidebar .cat-item.active, .category-sidebar .cat-item a { color: var(--c-primary); font-weight: 600; }
.category-sidebar .cat-item .count { color: var(--c-text-3); font-size: 13px; font-weight: 400; }
.category-sidebar .cat-empty { color: var(--c-text-3); padding: 10px 0; }
.category-sidebar .product-search { position: relative; margin-top: var(--s-4); }
.category-sidebar .product-search svg { position: absolute; left: 12px; top: 50%; transform: translateY(-50%); width: 16px; height: 16px; color: var(--c-text-3); }
.category-sidebar .product-search input { width: 100%; padding: 10px 12px 10px 36px; border: 1px solid var(--c-border); border-radius: var(--r-md); font: inherit; }
.category-sidebar .product-search input:focus { outline: none; border-color: var(--c-primary); box-shadow: 0 0 0 3px rgba(37,99,235,.1); }

.detail-main { min-width: 0; }
.detail-top { display: grid; grid-template-columns: 1fr 1fr; gap: var(--s-8); align-items: start; margin-bottom: var(--s-8); }
.detail-gallery .gallery-main { aspect-ratio: 1; background: var(--c-surface); border: 1px solid var(--c-border); border-radius: var(--r-lg); overflow: hidden; display: flex; align-items: center; justify-content: center; }
.detail-gallery .gallery-main img { width: 100%; height: 100%; object-fit: cover; }
.detail-gallery .gallery-main .product-ph { width: 80px; height: 80px; color: var(--c-text-3); }
.detail-gallery .gallery-thumbs-wrap { position: relative; margin-top: var(--s-4); }
.detail-gallery .gallery-thumbs { display: flex; gap: var(--s-3); overflow-x: auto; scroll-behavior: smooth; scrollbar-width: none; -webkit-overflow-scrolling: touch; padding: 4px 2px; }
.detail-gallery .gallery-thumbs::-webkit-scrollbar { display: none; }
.detail-gallery .gallery-thumb { flex: 0 0 72px; width: 72px; height: 72px; padding: 0; border: 2px solid var(--c-border); border-radius: var(--r-md); overflow: hidden; cursor: pointer; background: var(--c-surface); }
.detail-gallery .gallery-thumb.active { border-color: var(--c-primary); }
.detail-gallery .gallery-thumb img { width: 100%; height: 100%; object-fit: cover; display: block; pointer-events: none; }
.detail-gallery .gallery-thumb-arrow { position: absolute; top: 50%; transform: translateY(-50%); width: 32px; height: 32px; border-radius: 50%; background: #fff; border: 1px solid var(--c-border); box-shadow: var(--shadow-md); cursor: pointer; display: none; align-items: center; justify-content: center; z-index: 2; padding: 0; color: var(--c-text); transition: opacity .15s, background .15s; }
.detail-gallery .gallery-thumb-arrow:hover { background: var(--c-surface); }
.detail-gallery .gallery-thumb-arrow svg { width: 16px; height: 16px; }
.detail-gallery .gallery-thumbs-wrap.has-overflow .gallery-thumb-arrow { display: flex; }
.detail-gallery .gallery-thumb-arrow.prev { left: -14px; }
.detail-gallery .gallery-thumb-arrow.next { right: -14px; }
.detail-gallery .gallery-thumb-arrow:disabled { opacity: .35; cursor: default; }
/* 主图悬停放大（仅桌面 hover 设备） */
@media (hover: hover) and (pointer: fine) {
  .detail-gallery .gallery-main { cursor: zoom-in; }
  .detail-gallery .gallery-main img { transition: transform .25s ease-out; will-change: transform; }
}
/* 移动端：箭头按钮隐藏，靠触摸滑动 */
@media (max-width: 640px) {
  .detail-gallery .gallery-thumb-arrow { display: none !important; }
  .detail-gallery .gallery-thumbs { padding-left: 4px; padding-right: 4px; }
}

.detail-info .tags { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: var(--s-4); }
.detail-info .tag { font-size: 12px; color: var(--c-primary); background: var(--c-primary-light); padding: 3px 10px; border-radius: var(--r-sm); font-weight: 500; }
.detail-info h1 { font-size: 28px; line-height: 1.2; margin: 0 0 var(--s-4); color: var(--c-dark); }
.detail-info .desc { color: var(--c-text-2); font-size: 15px; line-height: 1.7; margin-bottom: var(--s-6); }
.quick-specs { display: grid; grid-template-columns: 1fr 1fr; gap: var(--s-3); margin-bottom: var(--s-6); padding: var(--s-4); background: var(--c-surface); border-radius: var(--r-md); }
.qs-item { display: flex; flex-direction: column; gap: 2px; }
.qs-label { font-size: 12px; color: var(--c-text-3); text-transform: uppercase; letter-spacing: .04em; }
.qs-val { font-size: 14px; font-weight: 600; color: var(--c-dark); }
.detail-info .btn { width: 100%; justify-content: center; margin-bottom: var(--s-3); }
.detail-info .btn-outline { width: 100%; justify-content: center; }
.detail-info .btn-lg { padding: 14px 24px; font-size: 15px; }
.detail-info .btn svg { width: 18px; height: 18px; }

.product-tabs { background: #fff; border: 1px solid var(--c-border); border-radius: var(--r-lg); overflow: hidden; }
.tab-nav { display: flex; gap: 0; border-bottom: 1px solid var(--c-border); background: var(--c-surface); overflow-x: auto; }
.tab-nav button { padding: 14px 20px; background: transparent; border: none; border-bottom: 2px solid transparent; font: inherit; font-size: 14px; font-weight: 600; color: var(--c-text-2); cursor: pointer; white-space: nowrap; transition: all .15s; }
.tab-nav button:hover { color: var(--c-dark); }
.tab-nav button.active { color: var(--c-primary); border-bottom-color: var(--c-primary); background: #fff; }
.tab-panel { display: none; padding: var(--s-6); }
.tab-panel.active { display: block; }
.tab-panel .entry-content { max-width: 100%; }
.tab-panel .entry-content h2:first-child,
.tab-panel .entry-content h3:first-child { margin-top: 0; }
.spec-table { width: 100%; border-collapse: collapse; }
.spec-table tr { border-bottom: 1px solid var(--c-border); }
.spec-table tr:last-child { border-bottom: none; }
.spec-table th, .spec-table td { padding: 14px 16px; text-align: left; font-size: 14px; }
.spec-table th { width: 220px; color: var(--c-text-3); font-weight: 500; }
.spec-table td { color: var(--c-dark); font-weight: 600; }
.download-row { display: flex; align-items: center; gap: var(--s-4); padding: 16px 20px; border: 1px solid var(--c-border); border-radius: var(--r-lg); margin-bottom: var(--s-3); color: inherit; }
.download-row:hover { border-color: var(--c-primary); }
.download-icon { width: 40px; height: 40px; border-radius: var(--r-md); background: var(--c-primary-light); color: var(--c-primary); display: grid; place-items: center; flex: none; }
.download-icon svg { width: 22px; height: 22px; }
.download-meta { flex: 1; display: flex; flex-direction: column; }
.download-name { font-weight: 600; font-size: 15px; color: var(--c-dark); }
.download-sub { font-size: 13px; color: var(--c-text-3); }
.download-row .btn-outline { white-space: nowrap; }

/* ---------- 询价弹窗（Get Quotation / Add to inquiry） ---------- */
.quote-modal { position: fixed; inset: 0; z-index: 1000; display: none; }
.quote-modal.is-open { display: block; }
.quote-modal__overlay { position: absolute; inset: 0; background: rgba(15, 23, 42, .55); backdrop-filter: blur(2px); }
.quote-modal__dialog {
	position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%);
	width: min(560px, calc(100vw - 32px)); max-height: calc(100vh - 48px); overflow-y: auto;
	background: #fff; border-radius: var(--r-xl); padding: 32px; box-shadow: var(--shadow-xl, 0 20px 50px rgba(15,23,42,.25));
}
.quote-modal__close {
	position: absolute; top: 16px; right: 16px; width: 36px; height: 36px; border-radius: 50%;
	border: 1px solid var(--c-border); background: var(--c-surface); color: var(--c-text-2);
	display: grid; place-items: center; cursor: pointer; padding: 0; transition: all .15s;
}
.quote-modal__close:hover { background: #fff; color: var(--c-dark); }
.quote-modal__close svg { width: 18px; height: 18px; }
.quote-modal__head { margin-bottom: var(--s-5); padding-right: 40px; }
.quote-modal__head h3 { font-size: 22px; font-weight: 700; color: var(--c-dark); margin: 0 0 6px; }
.quote-modal__sub { color: var(--c-text-2); font-size: 14px; margin: 0; }
.quote-modal__form { display: grid; grid-template-columns: 1fr 1fr; gap: var(--s-4); }
.quote-field { display: flex; flex-direction: column; }
.quote-field--full { grid-column: 1 / -1; }
.quote-field label { font-size: 13px; font-weight: 600; color: var(--c-text); margin-bottom: 6px; }
.quote-field .req { color: var(--c-danger, #e11d48); }
.quote-field input, .quote-field textarea {
	width: 100%; padding: 11px 13px; border: 1px solid var(--c-border); border-radius: var(--r-md); font: inherit; background: #fff;
}
.quote-field input:focus, .quote-field textarea:focus { outline: none; border-color: var(--c-primary); box-shadow: 0 0 0 3px rgba(37,99,235,.12); }
.quote-field input[readonly] { background: var(--c-surface); color: var(--c-text-2); }
.quote-modal__actions { display: flex; align-items: center; gap: 14px; flex-wrap: wrap; margin-top: 4px; }
.quote-modal__actions .btn { width: auto; }
.quote-modal__msg { font-size: 14px; font-weight: 500; }
.quote-modal__msg.is-ok { color: #059669; }
.quote-modal__msg.is-err { color: #e11d48; }
body.modal-open { overflow: hidden; }
@media (max-width: 640px) {
	.quote-modal__dialog { padding: 24px 20px; }
	.quote-modal__form { grid-template-columns: 1fr; }
}

.detail-related { margin-top: var(--s-12); }
.detail-related h3 { font-size: 20px; font-weight: 700; color: var(--c-dark); margin-bottom: var(--s-5); }
.detail-related .grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--s-5); }
@media (max-width: 1024px) { .detail-related .grid-4 { grid-template-columns: repeat(2, 1fr); } }

/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 768px) {
  h1, .hero h1 { font-size: 32px; }
  h2 { font-size: 26px; }
  .section { padding: var(--s-12) 0; }
  /* 移动端隐藏顶部信息条，避免挤占首屏（电话/邮箱可改由页脚或菜单提供） */
  .top-bar { display: none; }
  .primary-nav, .nav-search { display: none; }
  .nav-toggle { display: block; }
  .grid-3, .grid-4, .grid-2, .intro-grid { grid-template-columns: 1fr; }
  .mobile-nav.open { display: block; border-top: 1px solid var(--c-border); padding: var(--s-4) var(--s-5); }
  .mobile-nav ul { list-style: none; margin: 0; padding: 0; }
  .mobile-nav li a { display: block; padding: 12px 0; color: var(--c-text); border-bottom: 1px solid var(--c-border); }
  .cookie-inner { flex-direction: column; align-items: center; }
}

/* =====================================================================
   首页模块 — 对齐原型（stage2-prototype.html）的版式与组件
   ===================================================================== */

/* 通用眉标 */
.eyebrow { display: inline-block; color: var(--c-primary); font-size: 13px; font-weight: 600; text-transform: uppercase; letter-spacing: .04em; }

/* Hero 轮播 */
.hero-slider { position: relative; }
.hero-slides { display: flex; transition: transform .6s cubic-bezier(.4,0,.2,1); }
.hero-slide { min-width: 100%; color: #fff; padding: 80px 0 72px; position: relative; overflow: hidden; }
.hero-slide .container { position: relative; z-index: 1; }
.hero-slide h1 { color: #fff; font-size: 44px; font-weight: 700; letter-spacing: -.02em; line-height: 1.12; margin-bottom: 16px; max-width: 720px; }
.hero-slide .lead { color: rgba(255,255,255,.7); font-size: 18px; margin-bottom: 32px; max-width: 560px; }
.hero-eyebrow { color: rgba(255,255,255,.5); margin-bottom: 12px; }
.hero-dots { display: flex; gap: 8px; justify-content: center; padding: 0 0 20px; position: relative; z-index: 2; }
.hero-dot { width: 10px; height: 10px; border-radius: 50%; background: rgba(255,255,255,.25); border: none; cursor: pointer; transition: all .3s; padding: 0; }
.hero-dot.active { background: #fff; width: 28px; border-radius: 100px; }

/* 标题行（左对齐 + 右侧按钮） */
.section-head.section-head-left { text-align: left; max-width: none; margin-left: 0; margin-right: 0; display: flex; align-items: flex-end; justify-content: space-between; gap: 24px; margin-bottom: var(--s-10); }
.section-head.section-head-left .eyebrow { margin-bottom: 8px; }
.section-head.section-head-left h2 { margin: 0; }

/* Shop by Brand */
.brand-section { background: #f8fafc; padding: 56px 0; }
.brand-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; }
.brand-card { display: flex; align-items: stretch; background: #fff; border: 1px solid var(--c-border); border-radius: var(--r-lg); overflow: hidden; transition: all .25s; color: inherit; }
.brand-card:hover { box-shadow: 0 8px 24px rgba(15,23,42,.08); border-color: var(--c-primary); transform: translateY(-3px); }
.brand-logo { width: 160px; flex-shrink: 0; background: linear-gradient(135deg, #1e3a5f, #2563eb); display: flex; align-items: center; justify-content: center; padding: 16px; }
.brand-logo span { font-size: 20px; font-weight: 800; color: rgba(255,255,255,.95); letter-spacing: -.02em; text-align: center; }
.brand-logo img { max-width: 100%; max-height: 56px; object-fit: contain; }
.brand-info { flex: 1; padding: 20px 24px; display: flex; flex-direction: column; justify-content: center; }
.brand-info .name { font-size: 18px; font-weight: 700; color: var(--c-dark); }
.brand-info .count { font-size: 13px; color: var(--c-text-3); margin-top: 4px; }
.brand-arrow { font-size: 13px; color: var(--c-primary); font-weight: 600; margin-top: 8px; }

/* Banner 横幅（蓝色渐变 + 白按钮） */
.banner-strip { background: linear-gradient(135deg, var(--c-primary), #3b82f6); border-radius: var(--r-xl); padding: 48px; color: #fff; display: flex; align-items: center; justify-content: space-between; margin: 48px 0; position: relative; overflow: hidden; }
.banner-strip::after { content: ''; position: absolute; top: 0; right: 0; bottom: 0; width: 40%; background: rgba(255,255,255,.05); }
.banner-strip h3 { font-size: 24px; font-weight: 700; margin-bottom: 8px; }
.banner-strip p { color: rgba(255,255,255,.8); font-size: 15px; }
.btn-light { display: inline-flex; align-items: center; gap: 6px; background: #fff; color: var(--c-primary); font-size: 14px; font-weight: 700; padding: 12px 24px; border-radius: var(--r-pill); transition: all .2s; white-space: nowrap; }
.btn-light:hover { background: var(--c-dark); color: #fff; }

/* 品牌 LOGO 无限滚动条（替代原 Banner 横幅） */
.brand-marquee-section { padding: 64px 0; overflow: hidden; }
.brand-marquee-header { text-align: center; max-width: 880px; margin: 0 auto 40px; padding: 0 20px; }
.brand-marquee-header .brand-marquee-title { font-size: 32px; font-weight: 700; color: var(--c-dark); margin: 0 0 16px; line-height: 1.25; }
.brand-marquee-header .brand-marquee-desc { font-size: 16px; line-height: 1.7; color: #4b5563; margin: 0; }
.brand-marquee { position: relative; display: flex; align-items: center; width: 100%; mask-image: linear-gradient(to right, transparent, #000 8%, #000 92%, transparent); -webkit-mask-image: linear-gradient(to right, transparent, #000 8%, #000 92%, transparent); }
.marquee-track { display: flex; align-items: center; gap: 72px; animation: marquee-scroll 45s linear infinite; will-change: transform; }
.marquee-track:hover { animation-play-state: paused; }
.marquee-item { flex: 0 0 auto; display: flex; align-items: center; justify-content: center; height: 100px; padding: 0 20px; filter: grayscale(100%); opacity: .7; transition: filter .2s, opacity .2s; }
.marquee-item:hover { filter: grayscale(0%); opacity: 1; }
.marquee-item img { max-height: 90px; width: auto; max-width: 200px; object-fit: contain; }
.marquee-item .marquee-name { font-size: 22px; font-weight: 700; color: var(--c-dark); white-space: nowrap; letter-spacing: .02em; }
@keyframes marquee-scroll {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

/* 精选产品网格 + 标签 */
.product-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.product-card .tags { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 10px; }
.product-card .tag { display: inline-block; background: var(--c-primary-light); color: var(--c-primary); font-size: 11px; font-weight: 600; padding: 3px 10px; border-radius: var(--r-pill); text-transform: uppercase; letter-spacing: .03em; }
.product-card .product-thumb { display: block; aspect-ratio: 1/1; background: var(--c-surface); overflow: hidden; }
.product-card .product-thumb img { width: 100%; height: 100%; object-fit: cover; }
.product-card.card-ratio-4-3 .product-thumb { aspect-ratio: 4/3; }
.product-card.card-ratio-3-4 .product-thumb { aspect-ratio: 3/4; }
.product-card .sku { display: inline-block; font-size: 12px; color: var(--c-text-3); margin-bottom: 8px; letter-spacing: .02em; }

/* 全宽全球采购 Banner */
.sourcing-banner { border-radius: var(--r-xl); padding: 64px 0; background-size: cover; background-position: center; margin: 48px 0; position: relative; overflow: hidden; }
.sourcing-banner .container { position: relative; z-index: 1; }
.sourcing-content { max-width: 600px; }
.sourcing-banner .eyebrow { color: rgba(255,255,255,.5); margin-bottom: 12px; }
.sourcing-banner h2 { color: #fff; font-size: 36px; font-weight: 700; letter-spacing: -.02em; line-height: 1.2; margin-bottom: 12px; }
.sourcing-banner p { color: rgba(255,255,255,.75); font-size: 17px; max-width: 560px; margin-bottom: 28px; }

/* 公司简介 + 数据墙 */
.about-intro { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: center; }
.about-intro .text h2 { margin: 12px 0 16px; }
.about-intro .text .lead { color: var(--c-text-2); margin-bottom: 16px; }
.about-intro .visual { background: linear-gradient(135deg, var(--c-primary-light), #dbeafe); border-radius: var(--r-xl); padding: 32px; }
.about-intro .visual-img { width: 100%; aspect-ratio: 4/3; border-radius: var(--r-lg); overflow: hidden; margin-bottom: 16px; }
.about-intro .visual-img img { width: 100%; height: 100%; object-fit: cover; }
.stats-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.stats-grid .big-num { font-size: 40px; font-weight: 700; color: var(--c-primary); }
.stats-grid .label { font-size: 13px; color: var(--c-text-2); margin-top: 4px; }

/* 客户证言 */
.testimonial-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.testimonial-card { background: #fff; border: 1px solid var(--c-border); border-radius: var(--r-lg); padding: 28px 24px; display: flex; flex-direction: column; gap: 16px; }
.testimonial-card .stars { color: #f5a623; font-size: 14px; letter-spacing: 2px; }
.testimonial-card .quote { font-size: 15px; color: var(--c-text); line-height: 1.6; margin: 0; }
.testimonial-card .author { display: flex; align-items: center; gap: 12px; }
.testimonial-card .avatar { width: 40px; height: 40px; border-radius: 50%; background: var(--c-primary-light); display: flex; align-items: center; justify-content: center; font-weight: 600; color: var(--c-primary); }
.testimonial-card .name { font-size: 14px; font-weight: 600; color: var(--c-dark); }
.testimonial-card .role { font-size: 12px; color: var(--c-text-3); }

/* 最新资讯卡片网格 */
.news-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.news-card { display: block; background: #fff; border: 1px solid var(--c-border); border-radius: var(--r-lg); overflow: hidden; transition: all .25s; color: inherit; }
.news-card:hover { box-shadow: var(--shadow-lg); border-color: var(--c-primary); }
.news-card .img { aspect-ratio: 16/9; background: linear-gradient(135deg, #2d3a5c, #4a5d8a); display: flex; align-items: center; justify-content: center; overflow: hidden; }
.news-card .img img { width: 100%; height: 100%; object-fit: cover; }
.news-card .img .ph { color: rgba(255,255,255,.6); font-size: 13px; }
.news-card .body { padding: 20px 22px; }
.news-card .date { font-size: 13px; color: var(--c-text-3); margin-bottom: 8px; }
.news-card .title { font-size: 17px; font-weight: 600; color: var(--c-dark); line-height: 1.4; }
.news-card:hover .title { color: var(--c-primary); }

/* 响应式补充 */
@media (max-width: 1024px) {
  .product-grid { grid-template-columns: repeat(2, 1fr); }
  .testimonial-grid, .news-grid { grid-template-columns: repeat(2, 1fr); }
  .contact-info-row { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 768px) {
  .hero-slide { padding: 56px 0 48px; }
  .hero-slide h1 { font-size: 32px; }
  .brand-grid { grid-template-columns: 1fr; }
  .banner-strip { flex-direction: column; text-align: center; gap: 16px; padding: 32px; }
  .about-intro { grid-template-columns: 1fr; }
  .product-grid, .testimonial-grid, .news-grid { grid-template-columns: 1fr; }
  .sourcing-banner h2 { font-size: 26px; }
  .section-head.section-head-left { flex-direction: column; align-items: flex-start; }
  .contact-info-row, .contact-grid, .form-row { grid-template-columns: 1fr; }
  .page-hero { padding: 40px 0 32px; }
  .page-hero h1 { font-size: 26px; }
}

/* 产品详情/列表 移动端单列（放到文件末尾，确保覆盖基础 grid 规则，避免源顺序被基础规则覆盖导致两列挤在一起） */
@media (max-width: 900px) {
  .product-layout { grid-template-columns: 1fr; }
  .detail-layout { grid-template-columns: 1fr; }
  .detail-top { grid-template-columns: 1fr; }
  .filter-sidebar, .category-sidebar { position: static; }
  /* Category / Product Categories 侧栏移到内容下方 */
  .product-layout .product-content { order: 1; }
  .product-layout .filter-sidebar { order: 2; }
  .detail-layout .detail-main { order: 1; }
  .detail-layout .category-sidebar { order: 2; margin-top: var(--s-6); }
}

/* ---------- 显示布局：wide（无侧栏，主图/标题/简介/详情全宽） ---------- */
.detail-layout--wide {
  grid-template-columns: 1fr; /* 单栏，无侧栏占位 */
}
.detail-layout--wide .detail-main--wide {
  max-width: none;
}
.detail-top--wide {
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr);
  gap: var(--s-10);
}
.detail-top--wide .detail-gallery .gallery-main {
  aspect-ratio: 4 / 3;
}
/* 全宽时把相关产品做成更宽的网格 */
.detail-layout--wide .detail-related .grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

/* ---------- 显示布局：hero_split（顶部 hero 全宽 + 下方切回侧栏+详情） ---------- */
.detail-layout--hero {
  display: block; /* hero 自身已是独立区块，不再是 grid */
  margin-bottom: var(--s-8);
}
/* 与 .detail-top--wide 一致：白底铺开，无外层圆角/灰色框 */
.detail-hero {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr);
  gap: var(--s-8);
  align-items: start;
  padding: 0;
  background: transparent;
  border: 0;
  border-radius: 0;
}
.detail-hero .gallery-main { aspect-ratio: 4 / 3; }
.detail-hero__gallery {
  min-width: 0;
}
.detail-hero__info {
  min-width: 0;
}
/* hero 内不重复显示相关产品标题间距 */
.detail-layout--hero .detail-related {
  margin-top: var(--s-8);
}

/* hero_split 下方的 sub 区块恢复为标准侧栏布局 */
.detail-layout--sub {
  grid-template-columns: 240px 1fr;
}

@media (max-width: 900px) {
  .detail-top--wide { grid-template-columns: 1fr; gap: var(--s-6); }
  .detail-layout--wide .detail-related .grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .detail-hero { grid-template-columns: 1fr; gap: var(--s-6); padding: var(--s-6); }
  .detail-layout--sub { grid-template-columns: 1fr; }
}

/* ============================================================
   数字分页（行业风 / Stripe 卡片 + 蓝描边 + 箭头）
   ============================================================ */
.industry-pagination {
  margin: var(--s-8) 0 var(--s-6);
  display: flex;
  justify-content: center;
}
.industry-pagination__list {
  list-style: none;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin: 0;
  padding: 0;
  flex-wrap: wrap;
  justify-content: center;
}
.industry-pagination__item > a,
.industry-pagination__item > span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 44px;
  height: 44px;
  padding: 0 14px;
  border: 1px solid var(--c-border, #e3e8ee);
  background: #ffffff;
  color: var(--c-text, #0a2540);
  border-radius: 10px;
  font-size: 14px;
  font-weight: 500;
  line-height: 1;
  text-decoration: none;
  transition: border-color .15s ease, color .15s ease, background .15s ease, box-shadow .15s ease;
  font-variant-numeric: tabular-nums;
}
.industry-pagination__item > a:hover {
  border-color: var(--c-primary, #2563eb);
  color: var(--c-primary, #2563eb);
}
.industry-pagination__item.is-current > span {
  border-color: var(--c-primary, #2563eb);
  color: var(--c-primary, #2563eb);
  background: #ffffff;
  font-weight: 600;
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.12);
}
.industry-pagination__item.is-dots > span {
  border-color: transparent;
  background: transparent;
  min-width: auto;
  padding: 0 4px;
  pointer-events: none;
  color: var(--c-muted, #6b7280);
}
.industry-pagination__item.is-prev > a,
.industry-pagination__item.is-next > a {
  min-width: 44px;
  padding: 0 10px;
  font-size: 16px;
}
.industry-pagination__item.is-prev > a[aria-disabled="true"],
.industry-pagination__item.is-next > a[aria-disabled="true"] {
  opacity: .35;
  pointer-events: none;
}
@media (max-width: 600px) {
  .industry-pagination__item > a,
  .industry-pagination__item > span {
    min-width: 38px;
    height: 38px;
    padding: 0 10px;
    font-size: 13px;
  }
  .industry-pagination__list { gap: 6px; }
}

/* 品牌页（page-brand.php） */
.brand-hero .brand-logo { display: inline-block; background: #fff; padding: 10px 18px; border-radius: 12px; margin-bottom: 18px; }
.brand-hero .brand-logo img { display: block; max-height: 56px; width: auto; }
.brand-hero .brand-intro { color: rgba(255,255,255,.8); font-size: 17px; line-height: 1.6; max-width: 640px; margin: 8px 0 0; }
.brand-banner { line-height: 0; }
.brand-banner img { width: 100%; height: auto; max-height: 380px; object-fit: cover; }