/* ============================================================
   m12 · 克制中式高端制造商 — Restrained Chinese Manufacturer
   纯净白底产品目录 + 墨红 (#9e2b25) 点缀 + 金棕 (#b8943f) 强调
   专业、可信、信息密集的 B2B 供应商商品展示
   ============================================================ */

:root {
    --m12-primary: #9e2b25;
    --m12-primary-d: #7e1f1b;
    --m12-primary-soft: #f7ecea;
    --m12-accent: #b8943f;
    --m12-accent-d: #957428;
    --m12-neutral: #faf8f4;
    --m12-bg: #ffffff;
    --m12-panel: #faf8f4;
    --m12-card: #ffffff;
    --m12-ink: #1c1916;
    --m12-ink-2: #4a443d;
    --m12-ink-3: #7c756b;
    --m12-ink-4: #aaa399;
    --m12-line: #e7e2d8;
    --m12-line-2: #efebe2;
    --m12-dark: #211d18;
    --m12-dark-2: #2c2721;
    --zcfab-accent: #b8943f;

    --m12-font-display: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Hiragino Sans GB", Arial, sans-serif;
    --m12-font-body: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Hiragino Sans GB", Arial, sans-serif;

    --m12-radius: 4px;
    --m12-shadow: 0 1px 2px rgba(28, 25, 22, 0.05);
    --m12-shadow-h: 0 12px 28px rgba(28, 25, 22, 0.12);
    --m12-shell: 1240px;
}

* { box-sizing: border-box; }

.m12-body {
    margin: 0;
    background: var(--m12-bg);
    color: var(--m12-ink);
    font-family: var(--m12-font-body);
    font-size: 15px;
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
    font-weight: 400;
}

.seo-h1 { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }

.m12-shell { max-width: var(--m12-shell); margin: 0 auto; padding: 0 24px; }
.m12-main { display: block; }

/* ─── 排版 ─── */
.m12-section-title {
    font-family: var(--m12-font-display);
    font-weight: 700;
    font-size: 26px;
    color: var(--m12-ink);
    margin: 0;
    letter-spacing: .5px;
    position: relative;
    padding-left: 16px;
}
.m12-section-title::before {
    content: "";
    position: absolute;
    left: 0; top: 6px; bottom: 6px;
    width: 4px;
    background: var(--m12-primary);
    border-radius: 2px;
}
.m12-section-sub { color: var(--m12-ink-3); margin: 6px 0 0; font-size: 14px; }
.m12-eyebrow {
    display: inline-block;
    font-size: 12px;
    letter-spacing: 2px;
    color: var(--m12-accent-d);
    text-transform: uppercase;
    font-weight: 700;
    margin-bottom: 12px;
}

/* ─── 徽章 ─── */
.m12-badge {
    display: inline-block;
    font-size: 12px;
    font-weight: 700;
    color: var(--m12-primary);
    background: var(--m12-primary-soft);
    border: 1px solid rgba(158, 43, 37, .22);
    border-radius: 3px;
    padding: 2px 9px;
    letter-spacing: .5px;
}
.m12-badge-dark { color: #f3d9c8; background: rgba(158, 43, 37, .25); border-color: rgba(184, 148, 63, .4); }

/* ─── 按钮 ─── */
.m12-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    font-family: var(--m12-font-body);
    font-weight: 700;
    font-size: 14px;
    line-height: 1;
    padding: 13px 24px;
    border-radius: var(--m12-radius);
    border: 1.5px solid transparent;
    cursor: pointer;
    transition: all .18s ease;
    white-space: nowrap;
}
.m12-btn-primary { background: var(--m12-primary); color: #fff; border-color: var(--m12-primary); }
.m12-btn-primary:hover { background: var(--m12-primary-d); border-color: var(--m12-primary-d); }
.m12-btn-outline { background: transparent; color: var(--m12-primary); border-color: var(--m12-primary); }
.m12-btn-outline:hover { background: var(--m12-primary); color: #fff; }
.m12-btn-light { background: #fff; color: var(--m12-primary); border-color: #fff; }
.m12-btn-light:hover { background: var(--m12-neutral); }
.m12-btn-block { display: flex; width: 100%; }

.m12-link-primary { color: var(--m12-primary); font-weight: 700; }
.m12-link-primary:hover { text-decoration: underline; }
.m12-link-accent { color: var(--m12-accent-d); font-weight: 700; }
.m12-link-accent:hover { text-decoration: underline; }

/* ============================================================
   头部
   ============================================================ */
.m12-mast { background: #fff; border-bottom: 1px solid var(--m12-line); position: relative; z-index: 10; }

.m12-utility { background: var(--m12-dark); color: #cfc8bd; font-size: 12.5px; }
.m12-utility-row { display: flex; justify-content: space-between; align-items: center; gap: 16px; min-height: 38px; flex-wrap: wrap; }
.m12-utility-left, .m12-utility-right { display: flex; align-items: center; gap: 14px; flex-wrap: wrap; }
.m12-utility-item { display: inline-flex; align-items: center; gap: 6px; }
.m12-utility-cap { color: var(--m12-ink-4); }
.m12-utility-sep { color: #4a443d; }
.m12-utility-link { color: #cfc8bd; }
.m12-utility-link:hover { color: var(--m12-accent); }
.m12-utility-tel strong { color: var(--m12-accent); font-size: 13.5px; letter-spacing: .5px; }
.m12-utility .m12-badge { color: #f3d9c8; background: rgba(158, 43, 37, .35); border-color: rgba(184, 148, 63, .5); }

.m12-brand-row { padding: 22px 0; }
.m12-brand-inner { display: flex; align-items: center; justify-content: space-between; gap: 24px; flex-wrap: wrap; }
.m12-brand { display: flex; align-items: center; gap: 18px; min-width: 0; }
.m12-brand-logo { width: 60px; height: 60px; object-fit: contain; border: 1px solid var(--m12-line); border-radius: var(--m12-radius); background: #fff; padding: 4px; flex-shrink: 0; }
.m12-brand-text { display: flex; flex-direction: column; min-width: 0; }
.m12-brand-title { font-family: var(--m12-font-display); font-weight: 700; font-size: 23px; color: var(--m12-ink); line-height: 1.25; }
.m12-brand-tagline { font-size: 13px; color: var(--m12-ink-3); margin-top: 3px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.m12-brand-aside { display: flex; align-items: center; gap: 18px; flex-wrap: wrap; }
.m12-brand-verified { font-size: 12px; color: var(--m12-accent-d); font-weight: 700; }
.m12-brand-tel { display: flex; flex-direction: column; text-align: right; }
.m12-brand-tel-cap { font-size: 11.5px; color: var(--m12-ink-3); }
.m12-brand-tel strong { font-family: var(--m12-font-display); font-size: 22px; color: var(--m12-primary); letter-spacing: .5px; }
.m12-brand-cta { padding: 11px 20px; }

.m12-nav { border-top: 1px solid var(--m12-line); }
.m12-nav-inner { display: flex; gap: 4px; flex-wrap: wrap; }
.m12-nav-inner a {
    position: relative;
    padding: 15px 22px;
    font-size: 15px;
    font-weight: 500;
    color: var(--m12-ink-2);
    transition: color .15s;
}
.m12-nav-inner a::after {
    content: ""; position: absolute; left: 22px; right: 22px; bottom: 0; height: 3px;
    background: var(--m12-primary); transform: scaleX(0); transition: transform .2s;
}
.m12-nav-inner a:hover { color: var(--m12-primary); }
.m12-nav-inner a.is-active { color: var(--m12-primary); font-weight: 700; }
.m12-nav-inner a.is-active::after { transform: scaleX(1); }

/* ============================================================
   信任条
   ============================================================ */
.m12-trustband { background: var(--m12-neutral); border-bottom: 1px solid var(--m12-line); }
.m12-trustband-list { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 28px; min-height: 46px; align-items: center; font-size: 13.5px; color: var(--m12-ink-2); }
.m12-trustband-cap { color: var(--m12-ink-3); margin-right: 4px; }
.m12-trustband-tel a { color: var(--m12-primary); font-weight: 700; }

/* ============================================================
   Hero
   ============================================================ */
.m12-hero { padding: 32px 0; background:
    linear-gradient(180deg, #fff, var(--m12-neutral));
    border-bottom: 1px solid var(--m12-line); }
.m12-hero-grid { display: grid; grid-template-columns: 1.2fr 1fr; gap: 48px; align-items: center; }
.m12-hero-title { font-family: var(--m12-font-display); font-weight: 900; font-size: 40px; line-height: 1.2; margin: 0 0 16px; color: var(--m12-ink); }
.m12-hero-lead { font-size: 16px; color: var(--m12-ink-2); line-height: 1.8; margin: 0 0 26px; }
.m12-hero-cta { display: flex; flex-wrap: wrap; gap: 12px; margin-bottom: 32px; }
.m12-hero-stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: var(--m12-line); border: 1px solid var(--m12-line); border-radius: var(--m12-radius); overflow: hidden; }
.m12-stat { background: #fff; padding: 16px 12px; text-align: center; }
.m12-stat strong { display: block; font-family: var(--m12-font-display); font-size: 22px; font-weight: 700; color: var(--m12-primary); line-height: 1.2; }
.m12-stat span { display: block; font-size: 12px; color: var(--m12-ink-3); margin-top: 5px; }
.m12-hero-img { border: 1px solid var(--m12-line); border-radius: var(--m12-radius); overflow: hidden; box-shadow: var(--m12-shadow-h); background: #fff; }
.m12-hero-img img { width: 100%; height: 360px; object-fit: cover; }

/* ─── 服务保障 ─── */
.m12-features-wrap { padding: 40px 0; border-bottom: 1px solid var(--m12-line); }
.m12-features { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.m12-feature { display: flex; gap: 14px; align-items: flex-start; }
.m12-feature-ic {
    flex-shrink: 0; width: 44px; height: 44px; border-radius: var(--m12-radius);
    display: flex; align-items: center; justify-content: center;
    background: var(--m12-primary-soft); color: var(--m12-primary);
    font-family: var(--m12-font-display); font-weight: 700; font-size: 20px;
    border: 1px solid rgba(158, 43, 37, .18);
}
.m12-feature-t { margin: 0 0 4px; font-weight: 700; font-size: 15px; }
.m12-feature-d { margin: 0; font-size: 13px; color: var(--m12-ink-3); line-height: 1.6; }

/* ============================================================
   通用 section
   ============================================================ */
.m12-section { padding: 30px 0; }
.m12-section-tint { background: var(--m12-neutral); }
.m12-section-h { margin-bottom: 28px; }
.m12-section-h-row { display: flex; justify-content: space-between; align-items: flex-end; gap: 16px; flex-wrap: wrap; }
.m12-more-link { color: var(--m12-primary); font-weight: 700; font-size: 14px; white-space: nowrap; }
.m12-more-link:hover { color: var(--m12-primary-d); }

/* ─── 分类入口 ─── */
.m12-cates-list { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 10px; }
.m12-cates-list a {
    display: inline-block; padding: 9px 18px; border: 1px solid var(--m12-line);
    border-radius: var(--m12-radius); font-size: 14px; color: var(--m12-ink-2);
    background: #fff; transition: all .15s;
}
.m12-cates-list a:hover { border-color: var(--m12-primary); color: var(--m12-primary); background: var(--m12-primary-soft); }

/* ============================================================
   产品网格 / 卡片
   ============================================================ */
.m12-grid { display: grid; gap: 12px; }
.m12-grid-4 { grid-template-columns: repeat(4, 1fr); }
.m12-grid-5 { grid-template-columns: repeat(5, 1fr); }

.m12-card {
    display: flex; flex-direction: column;
    background: var(--m12-card); border: 1px solid var(--m12-line);
    border-radius: var(--m12-radius); overflow: hidden;
    transition: border-color .18s, box-shadow .18s, transform .18s;
}
.m12-card:hover { border-color: var(--m12-primary); box-shadow: var(--m12-shadow-h); transform: translateY(-2px); }
.m12-card-img { position: relative; aspect-ratio: 1 / 1; background: var(--m12-neutral); overflow: hidden; }
.m12-card-img img { width: 100%; height: 100%; object-fit: cover; transition: transform .3s; }
.m12-card:hover .m12-card-img img { transform: scale(1.04); }
.m12-card-tag {
    position: absolute; top: 8px; left: 8px; z-index: 2;
    background: var(--m12-primary); color: #fff; font-size: 11px; font-weight: 700;
    padding: 3px 9px; border-radius: 3px; letter-spacing: .5px;
}
.m12-card-body { padding: 14px; display: flex; flex-direction: column; gap: 7px; flex: 1; }
.m12-card-title {
    margin: 0; font-size: 14px; font-weight: 500; color: var(--m12-ink); line-height: 1.5;
    display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
    min-height: 42px;
}
.m12-card-meta { margin: 0; font-size: 12px; color: var(--m12-ink-3); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.m12-card-foot { display: flex; align-items: baseline; gap: 8px; flex-wrap: wrap; margin-top: auto; padding-top: 4px; }
.m12-card-price { font-family: var(--m12-font-display); font-size: 20px; font-weight: 800; color: var(--m12-accent-d); }
.m12-card-unit { font-size: 12px; color: var(--m12-ink-3); }
.m12-card-moq { font-size: 11.5px; color: var(--m12-ink-3); background: var(--m12-neutral); border: 1px solid var(--m12-line); border-radius: 3px; padding: 1px 7px; }
.m12-card-cta {
    display: inline-flex; align-items: center; justify-content: center; align-self: flex-start;
    font-size: 13px; color: #fff; font-weight: 700; margin-top: 6px;
    background: var(--m12-accent); border-radius: var(--m12-radius); padding: 7px 14px;
    transition: background .18s ease;
}
.m12-card:hover .m12-card-cta { background: var(--m12-accent-d); }

/* ============================================================
   公司简介块 (首页)
   ============================================================ */
.m12-about { display: grid; grid-template-columns: 1.5fr 1fr; gap: 36px; align-items: center; }
.m12-about-body p { margin: 0 0 20px; color: var(--m12-ink-2); line-height: 1.9; }
.m12-about-stats { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1px; background: var(--m12-line); border: 1px solid var(--m12-line); border-radius: var(--m12-radius); overflow: hidden; }
.m12-about-stat { background: #fff; padding: 14px 16px; }
.m12-about-stat small { display: block; font-size: 12px; color: var(--m12-ink-3); }
.m12-about-stat strong { display: block; font-family: var(--m12-font-display); font-size: 17px; color: var(--m12-ink); margin-top: 3px; }
.m12-about-img { border: 1px solid var(--m12-line); border-radius: var(--m12-radius); overflow: hidden; }
.m12-about-img img { width: 100%; height: 280px; object-fit: cover; }

/* ─── 询价行动条 ─── */
.m12-inquiry { background: var(--m12-dark); color: #fff; padding: 36px 0; }
.m12-inquiry-row { display: flex; justify-content: space-between; align-items: center; gap: 24px; flex-wrap: wrap; }
.m12-inquiry-text small { display: block; font-size: 13px; color: var(--m12-accent); letter-spacing: 1px; margin-bottom: 6px; }
.m12-inquiry-text p { margin: 0; font-family: var(--m12-font-display); font-size: 24px; font-weight: 700; }
.m12-inquiry-cta { display: flex; align-items: center; gap: 24px; flex-wrap: wrap; }
.m12-inquiry-tel { text-align: right; }
.m12-inquiry-tel small { display: block; font-size: 12px; color: var(--m12-ink-4); }
.m12-inquiry-tel strong { font-family: var(--m12-font-display); font-size: 26px; color: var(--m12-accent); }

/* ============================================================
   面包屑
   ============================================================ */
.m12-crumb { background: var(--m12-neutral); border-bottom: 1px solid var(--m12-line); }
.m12-crumb-list { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; align-items: center; gap: 8px; min-height: 44px; font-size: 13px; color: var(--m12-ink-3); }
.m12-crumb-list a { color: var(--m12-ink-2); }
.m12-crumb-list a:hover { color: var(--m12-primary); }
.m12-crumb-sep { color: var(--m12-ink-4); }
.m12-crumb-current { color: var(--m12-ink); }

/* ============================================================
   产品中心 (列表页)
   ============================================================ */
.m12-supply-layout { display: grid; grid-template-columns: 240px 1fr; gap: 28px; align-items: start; }
.m12-supply-side { display: flex; flex-direction: column; gap: 18px; position: sticky; top: 16px; }
.m12-side-card { background: #fff; border: 1px solid var(--m12-line); border-radius: var(--m12-radius); padding: 18px; }
.m12-side-card-cta { background: var(--m12-neutral); }
.m12-side-h { font-family: var(--m12-font-display); font-size: 16px; font-weight: 700; margin: 0 0 14px; padding-bottom: 12px; border-bottom: 2px solid var(--m12-primary); display: inline-block; }
.m12-side-list { list-style: none; margin: 0; padding: 0; }
.m12-side-list li + li { margin-top: 2px; }
.m12-side-list a { display: block; padding: 9px 12px; border-radius: 3px; font-size: 14px; color: var(--m12-ink-2); transition: all .15s; }
.m12-side-list a:hover { background: var(--m12-primary-soft); color: var(--m12-primary); }
.m12-side-list a.is-active { background: var(--m12-primary); color: #fff; font-weight: 700; }
.m12-side-tel { margin: 0 0 8px; }
.m12-side-tel a { font-family: var(--m12-font-display); font-size: 22px; font-weight: 700; color: var(--m12-primary); }
.m12-side-text { font-size: 13px; color: var(--m12-ink-3); margin: 0 0 14px; line-height: 1.6; }

.m12-supply-main { min-width: 0; }
.m12-resultbar { display: flex; align-items: center; justify-content: space-between; padding: 0 0 16px; margin-bottom: 18px; border-bottom: 1px solid var(--m12-line); font-size: 13px; color: var(--m12-ink-3); }
.m12-resultbar-total strong { color: var(--m12-primary); font-size: 16px; }

/* ─── 分页 ─── */
.m12-pager { margin-top: 32px; display: flex; justify-content: center; }
.m12-pager .pagination { display: flex; flex-wrap: wrap; gap: 6px; list-style: none; padding: 0; margin: 0; }
.m12-pager .pagination li { display: inline-flex; }
.m12-pager .pagination li a, .m12-pager .pagination li span {
    display: inline-flex; align-items: center; justify-content: center;
    min-width: 38px; height: 38px; padding: 0 12px;
    border: 1px solid var(--m12-line); border-radius: var(--m12-radius);
    color: var(--m12-ink-2); font-size: 14px; background: #fff; transition: all .15s;
}
.m12-pager .pagination li a:hover { border-color: var(--m12-primary); color: var(--m12-primary); }
.m12-pager .pagination li.active span, .m12-pager .pagination li.current span { background: var(--m12-primary); border-color: var(--m12-primary); color: #fff; font-weight: 700; }

.m12-empty { text-align: center; padding: 60px 20px; border: 1px dashed var(--m12-line); border-radius: var(--m12-radius); background: var(--m12-neutral); }
.m12-empty-text { font-size: 16px; color: var(--m12-ink-3); margin: 0 0 12px; }

/* ============================================================
   产品详情
   ============================================================ */
.m12-prod-grid { display: grid; grid-template-columns: minmax(0, 480px) 1fr; gap: 40px; align-items: start; }
.m12-prod-img-main { border: 1px solid var(--m12-line); border-radius: var(--m12-radius); overflow: hidden; background: #fff; aspect-ratio: 1 / 1; }
.m12-prod-img-main img { width: 100%; height: 100%; object-fit: contain; }
.m12-prod-thumbs { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; margin-top: 12px; }
.m12-prod-thumb { border: 1px solid var(--m12-line); border-radius: 3px; overflow: hidden; aspect-ratio: 1 / 1; background: #fff; }
.m12-prod-thumb img { width: 100%; height: 100%; object-fit: cover; }

.m12-prod-info { min-width: 0; }
.m12-prod-title { font-family: var(--m12-font-display); font-size: 26px; font-weight: 700; line-height: 1.4; margin: 12px 0 18px; color: var(--m12-ink); }
.m12-prod-price-box { background: var(--m12-primary-soft); border: 1px solid rgba(158, 43, 37, .18); border-left: 4px solid var(--m12-primary); border-radius: var(--m12-radius); padding: 16px 20px; margin-bottom: 22px; }
.m12-prod-price-cap { display: block; font-size: 13px; color: var(--m12-ink-3); margin-bottom: 4px; }
.m12-prod-price { display: flex; align-items: baseline; gap: 4px; }
.m12-prod-price-cur { font-size: 20px; font-weight: 700; color: var(--m12-primary); }
.m12-prod-price-num { font-family: var(--m12-font-display); font-size: 38px; font-weight: 900; color: var(--m12-primary); line-height: 1; }
.m12-prod-price-unit { font-size: 15px; color: var(--m12-ink-3); }

.m12-prod-attrs { margin: 0 0 24px; padding: 0; border: 1px solid var(--m12-line); border-radius: var(--m12-radius); overflow: hidden; }
.m12-prod-attr { display: flex; border-bottom: 1px solid var(--m12-line-2); }
.m12-prod-attr:last-child { border-bottom: none; }
.m12-prod-attr dt { flex: 0 0 110px; background: var(--m12-neutral); padding: 11px 16px; margin: 0; font-size: 14px; color: var(--m12-ink-3); }
.m12-prod-attr dd { flex: 1; padding: 11px 16px; margin: 0; font-size: 14px; color: var(--m12-ink); font-weight: 500; }

.m12-prod-cta { margin-bottom: 24px; display: flex; flex-direction: column; gap: 12px; }
.m12-prod-cta-row { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }

.m12-supplier-card { background: var(--m12-neutral); border: 1px solid var(--m12-line); border-radius: var(--m12-radius); padding: 20px; }
.m12-supplier-h { display: flex; align-items: center; gap: 14px; padding-bottom: 14px; margin-bottom: 14px; border-bottom: 1px solid var(--m12-line); }
.m12-supplier-logo { width: 50px; height: 50px; object-fit: contain; border: 1px solid var(--m12-line); border-radius: 3px; background: #fff; padding: 3px; flex-shrink: 0; }
.m12-supplier-name { margin: 0; font-weight: 700; font-size: 16px; color: var(--m12-ink); }
.m12-supplier-meta { margin: 3px 0 0; font-size: 12.5px; color: var(--m12-ink-3); }
.m12-supplier-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px 18px; margin: 0 0 14px; }
.m12-supplier-grid div { display: flex; flex-direction: column; }
.m12-supplier-grid dt { font-size: 12px; color: var(--m12-ink-3); }
.m12-supplier-grid dd { margin: 2px 0 0; font-size: 14px; color: var(--m12-ink); font-weight: 500; }

/* ============================================================
   富文本 prose
   ============================================================ */
.m12-prose { color: var(--m12-ink-2); line-height: 1.9; font-size: 15px; }
.m12-prose-narrow { max-width: 820px; margin-left: auto; margin-right: auto; }
.m12-prose img { border-radius: var(--m12-radius); margin: 14px 0; }
.m12-prose p { margin: 0 0 16px; }
.m12-prose h1, .m12-prose h2, .m12-prose h3 { font-family: var(--m12-font-display); color: var(--m12-ink); }
.m12-prose a { color: var(--m12-primary); }
.m12-prose-empty { color: var(--m12-ink-3); }

/* ============================================================
   公司介绍页
   ============================================================ */
.m12-info-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin-bottom: 36px; }
.m12-info-card { background: #fff; border: 1px solid var(--m12-line); border-top: 3px solid var(--m12-primary); border-radius: var(--m12-radius); padding: 22px 18px; text-align: center; }
.m12-info-eyebrow { display: block; font-size: 12px; color: var(--m12-ink-3); letter-spacing: 1px; }
.m12-info-strong { font-family: var(--m12-font-display); font-size: 30px; font-weight: 900; color: var(--m12-primary); margin: 10px 0 6px; }
.m12-info-strong-cn { font-size: 24px; }
.m12-info-text { font-size: 13px; color: var(--m12-ink-3); margin: 0; }
.m12-info-cta { margin-top: 36px; padding: 28px; background: var(--m12-neutral); border: 1px solid var(--m12-line); border-radius: var(--m12-radius); text-align: center; }
.m12-info-cta p { font-family: var(--m12-font-display); font-size: 20px; font-weight: 700; margin: 0 0 16px; }
.m12-info-cta .m12-btn + .m12-btn { margin-left: 10px; }

/* ============================================================
   联系页
   ============================================================ */
.m12-contact-grid { display: grid; grid-template-columns: 1.6fr 1fr; gap: 28px; align-items: start; }
.m12-contact-info, .m12-contact-qr { background: #fff; border: 1px solid var(--m12-line); border-radius: var(--m12-radius); padding: 26px; }
.m12-contact-dl { display: grid; grid-template-columns: 100px 1fr; gap: 0; margin: 14px 0 0; }
.m12-contact-dl dt { padding: 11px 0; font-size: 14px; color: var(--m12-ink-3); border-bottom: 1px solid var(--m12-line-2); }
.m12-contact-dl dd { padding: 11px 0; margin: 0; font-size: 14px; color: var(--m12-ink); font-weight: 500; border-bottom: 1px solid var(--m12-line-2); }
.m12-contact-cta { margin-top: 20px; }
.m12-contact-qr { text-align: center; }
.m12-contact-qr-img { margin: 14px auto; max-width: 220px; }
.m12-contact-qr-img img { width: 100%; border: 1px solid var(--m12-line); border-radius: var(--m12-radius); }
.m12-contact-qr-empty { aspect-ratio: 1/1; display: flex; align-items: center; justify-content: center; background: var(--m12-neutral); border: 1px dashed var(--m12-line); border-radius: var(--m12-radius); color: var(--m12-ink-3); font-size: 13px; }
.m12-contact-qr-note { font-size: 13px; color: var(--m12-ink-3); margin: 0; }

/* ============================================================
   新闻
   ============================================================ */
.m12-news-list { list-style: none; margin: 0; padding: 0; }
.m12-news-item { display: flex; gap: 22px; padding: 22px 0; border-bottom: 1px solid var(--m12-line); }
.m12-news-date { flex-shrink: 0; width: 86px; text-align: center; border: 1px solid var(--m12-line); border-radius: var(--m12-radius); padding: 12px 0; background: var(--m12-neutral); }
.m12-news-date-day { display: block; font-family: var(--m12-font-display); font-size: 30px; font-weight: 700; color: var(--m12-primary); line-height: 1; }
.m12-news-date-ym { display: block; font-size: 12px; color: var(--m12-ink-3); margin-top: 6px; }
.m12-news-body { min-width: 0; flex: 1; }
.m12-news-title { display: block; font-family: var(--m12-font-display); font-size: 18px; font-weight: 700; color: var(--m12-ink); margin-bottom: 8px; }
.m12-news-title:hover { color: var(--m12-primary); }
.m12-news-summary { margin: 0 0 8px; font-size: 14px; color: var(--m12-ink-3); line-height: 1.7; }
.m12-news-more { font-size: 13px; color: var(--m12-accent-d); font-weight: 700; }

.m12-news-detail-h { text-align: center; max-width: 820px; margin: 0 auto 28px; padding-bottom: 24px; border-bottom: 1px solid var(--m12-line); }
.m12-news-detail-title { font-family: var(--m12-font-display); font-size: 30px; font-weight: 700; line-height: 1.4; margin: 0 0 14px; color: var(--m12-ink); }
.m12-news-detail-meta { display: flex; flex-wrap: wrap; justify-content: center; gap: 12px; font-size: 13px; color: var(--m12-ink-3); }
.m12-meta-cap { color: var(--m12-ink-4); }
.m12-meta-sep { color: var(--m12-line); }
.m12-news-detail-back { text-align: center; margin-top: 32px; }

/* ============================================================
   网站地图
   ============================================================ */
.m12-sitemap-card { background: #fff; border: 1px solid var(--m12-line); border-radius: var(--m12-radius); padding: 24px; margin-bottom: 20px; }
.m12-sitemap-list { list-style: none; margin: 0; padding: 0; }
.m12-sitemap-list li { padding: 7px 0; border-bottom: 1px dotted var(--m12-line); }
.m12-sitemap-list a { color: var(--m12-ink-2); font-size: 14px; }
.m12-sitemap-list a:hover { color: var(--m12-primary); }
.m12-sitemap-list-2col { columns: 2; column-gap: 32px; }
.m12-sitemap-list-2col li { break-inside: avoid; }

/* ============================================================
   Footer
   ============================================================ */
.m12-footer { background: var(--m12-dark); color: #b6afa4; padding: 48px 0 28px; margin-top: 0; }
.m12-footer-grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1.2fr; gap: 36px; padding-bottom: 32px; border-bottom: 1px solid rgba(255,255,255,.08); }
.m12-footer-title { font-family: var(--m12-font-display); font-size: 20px; font-weight: 700; color: #fff; margin: 0 0 12px; }
.m12-footer-text { font-size: 13.5px; line-height: 1.8; margin: 0 0 14px; color: #968f84; }
.m12-footer-verified { font-size: 13px; color: #cfc8bd; display: flex; align-items: center; gap: 8px; margin: 0; }
.m12-footer-cap { display: block; font-family: var(--m12-font-display); font-size: 15px; font-weight: 700; color: #fff; margin-bottom: 14px; }
.m12-footer-list { list-style: none; margin: 0; padding: 0; }
.m12-footer-list li { margin-bottom: 9px; font-size: 13.5px; }
.m12-footer-list a:hover { color: var(--m12-accent); }
.m12-footer-list-info li { display: flex; gap: 8px; }
.m12-footer-label { color: #756e64; flex-shrink: 0; }
.m12-footer-bottom { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 10px; padding-top: 22px; font-size: 12.5px; color: #756e64; }
.m12-footer-bottom p { margin: 0; }

/* ============================================================
   响应式
   ============================================================ */
@media (max-width: 1024px) {
    .m12-hero-grid { grid-template-columns: 1fr; }
    .m12-hero-img img { height: 280px; }
    .m12-grid-5 { grid-template-columns: repeat(4, 1fr); }
    .m12-features { grid-template-columns: repeat(2, 1fr); }
    .m12-supply-layout { grid-template-columns: 200px 1fr; }
    .m12-prod-grid { grid-template-columns: 1fr; }
    .m12-prod-img-main { max-width: 480px; }
    .m12-footer-grid { grid-template-columns: 1fr 1fr; gap: 28px; }
    .m12-about { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
    .m12-shell { padding: 0 16px; }
    .m12-brand-aside { width: 100%; justify-content: space-between; }
    .m12-nav-inner { overflow-x: auto; flex-wrap: nowrap; }
    .m12-nav-inner a { padding: 13px 16px; white-space: nowrap; }
    .m12-utility-right { display: none; }
    .m12-hero { padding: 36px 0; }
    .m12-hero-title { font-size: 30px; }
    .m12-hero-stats { grid-template-columns: repeat(2, 1fr); }
    .m12-grid-4, .m12-grid-5 { grid-template-columns: repeat(2, 1fr); }
    .m12-features { grid-template-columns: 1fr; }
    .m12-info-grid { grid-template-columns: repeat(2, 1fr); }
    .m12-supply-layout { grid-template-columns: 1fr; }
    .m12-supply-side { position: static; flex-direction: column; }
    .m12-contact-grid { grid-template-columns: 1fr; }
    .m12-contact-dl { grid-template-columns: 90px 1fr; }
    .m12-prod-cta-row { grid-template-columns: 1fr; }
    .m12-supplier-grid { grid-template-columns: 1fr; }
    .m12-sitemap-list-2col { columns: 1; }
    .m12-inquiry-row { flex-direction: column; align-items: flex-start; }
    .m12-section-title { font-size: 22px; }
}

@media (max-width: 420px) {
    .m12-grid-4, .m12-grid-5 { grid-template-columns: 1fr; }
    .m12-brand-tel, .m12-brand-cta { display: none; }
}

/* === nav-fill 铺满 === */
.m12-nav-inner{display:flex;width:100%;flex-wrap:nowrap}
.m12-nav-inner>a{flex:1 1 0;min-width:0;text-align:center;justify-content:center;white-space:nowrap}