/* ============================================================
   大同宁信慧达科技发展有限公司 · 中文官网
   统一样式表（VI 规范 @信息包第3节）
   ============================================================ */

:root {
  --brand:      #0F4896;  /* 主色：深海蓝。导航栏、banner、板块标题背景、页脚 */
  --brand-l:    #4278BC;  /* 辅助亮色：浅工业蓝。次要按钮、边框、图标底色 */
  --accent:     #D4A038;  /* 强调色：暖金。主按钮、重点数字、选中菜单、hover 标题 */
  --accent-dark:#c2902f;  /* 暖金 hover */
  --white:      #FFFFFF;
  --ink:        #333333;  /* 正文 */
  --ink2:       #666666;  /* 次要文字 */
  --bg:         #F5F7FA;  /* 板块浅灰底 */
  --line:       #E4E7ED;  /* 卡片边框 */

  --r-card: 6px;          /* 卡片圆角 */
  --r-btn:  4px;          /* 按钮/输入框圆角 */
  --r-badge:2px;          /* 徽标圆角 */
  --shadow: 0 1px 3px rgba(15,72,150,.06);
  --shadow-hover: 0 4px 14px rgba(15,72,150,.10);

  --fs-12: 12px;
  --fs-13: 13px;
  --fs-14: 14px;
  --fs-16: 16px;
  --fs-20: 20px;
  --fs-26: 26px;
  --fs-34: 34px;
  --fs-44: 44px;
}

/* ---------- 基础重置 ---------- */
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
  color: var(--ink);
  font-size: var(--fs-16);
  line-height: 1.7;
  background: #fff;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }
h1, h2, h3, h4 { font-weight: 700; line-height: 1.35; }

.container { width: 100%; max-width: 1200px; margin: 0 auto; padding: 0 24px; }

/* ---------- 顶栏 ---------- */
.topbar {
  background: var(--brand);
  color: #fff;
  font-size: var(--fs-13);
  padding: 8px 0;
}
.topbar .container { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 6px 16px; }
.topbar .company { font-weight: 500; }
.topbar .meta { display: flex; align-items: center; gap: 20px; }
.topbar a { display: inline-flex; align-items: center; gap: 6px; transition: opacity .2s; }
.topbar a:hover { opacity: .85; }

/* ---------- 导航 ---------- */
.nav {
  background: var(--brand);
  border-top: 1px solid rgba(255,255,255,.08);
  position: sticky; top: 0; z-index: 100;
}
.nav .container { display: flex; align-items: center; justify-content: space-between; min-height: 64px; }
.logo { display: flex; align-items: center; gap: 10px; color: #fff; }
.logo img { height: 40px; width: auto; }
.logo .logo-txt { font-size: 19px; font-weight: 700; letter-spacing: .5px; }
.logo .logo-txt small { display: block; font-size: 11px; font-weight: 400; opacity: .75; letter-spacing: 1px; }
.nav-list { display: flex; align-items: center; gap: 4px; }
.nav-list a {
  display: block; padding: 10px 16px; color: #fff; font-size: var(--fs-16);
  border-radius: var(--r-btn); position: relative; transition: background .2s, color .2s;
}
.nav-list a:hover { background: rgba(255,255,255,.08); }
.nav-list a::after {
  content: ""; position: absolute; left: 16px; right: 16px; bottom: 4px; height: 2px;
  background: var(--accent); transform: scaleX(0); transform-origin: left; transition: transform .25s;
}
.nav-list a:hover::after { transform: scaleX(1); }
.nav-list a.active { background: var(--accent); color: #fff; font-weight: 600; }
.nav-list a.active::after { display: none; }
.nav-toggle { display: none; background: none; border: none; color: #fff; cursor: pointer; padding: 8px; }
.nav-toggle svg { width: 26px; height: 26px; }

/* ---------- 面包屑（内页） ---------- */
.crumb { background: var(--bg); border-bottom: 1px solid var(--line); padding: 12px 0; font-size: var(--fs-13); color: var(--ink2); }
.crumb a { color: var(--brand); }
.crumb a:hover { text-decoration: underline; }
.crumb .sep { margin: 0 8px; color: #b0b6c0; }

/* ---------- 首屏 Hero ---------- */
.hero { position: relative; overflow: hidden; background: var(--brand); color: #fff; }
.hero-slide {
  position: absolute; inset: 0; background-size: cover; background-position: center;
  opacity: 0; transition: opacity .8s ease; z-index: 0;
}
.hero-slide.active { opacity: 1; }
.hero .container { position: relative; z-index: 2; min-height: 520px; display: flex; flex-direction: column; justify-content: center; padding: 72px 24px; }
.hero-inner { max-width: 55%; }  /* 文字放左侧55%，右侧留给画面主体 */
.hero .tag {
  display: inline-block; background: rgba(255,255,255,.14); border: 1px solid rgba(255,255,255,.25);
  color: #fff; font-size: var(--fs-13); padding: 4px 14px; border-radius: 999px; margin-bottom: 22px; letter-spacing: 1px;
}
.hero h1 { font-size: var(--fs-44); line-height: 1.25; margin-bottom: 20px; font-weight: 800; }
.hero h1 em { font-style: normal; color: var(--accent); }
.hero p { font-size: 18px; color: rgba(255,255,255,.92); max-width: 560px; margin-bottom: 32px; line-height: 1.8; }
.hero .actions { display: flex; gap: 14px; flex-wrap: wrap; }
.btn {
  display: inline-block; padding: 12px 30px; border-radius: var(--r-btn); font-size: var(--fs-16);
  font-weight: 600; cursor: pointer; transition: all .2s; text-align: center; border: none;
}
.btn-primary { background: var(--accent); color: #fff; }
.btn-primary:hover { background: var(--accent-dark); }
.btn-ghost { border: 1px solid var(--brand-l); color: #fff; background: transparent; }
.btn-ghost:hover { background: var(--brand-l); color: #fff; }
/* 轮播指示点 */
.hero-dots { position: absolute; bottom: 26px; left: 0; right: 0; z-index: 3; display: flex; justify-content: center; gap: 10px; }
.hero-dots span { width: 10px; height: 10px; border-radius: 50%; background: rgba(255,255,255,.4); cursor: pointer; transition: all .25s; }
.hero-dots span.active { background: var(--accent); width: 26px; border-radius: 999px; }

/* ---------- 板块通用 ---------- */
.section { padding: 72px 0; }
.section.bg-gray { background: var(--bg); }
.section-head { text-align: center; max-width: 720px; margin: 0 auto 48px; }
.section-head .eyebrow { color: var(--brand); font-size: var(--fs-13); letter-spacing: 2px; font-weight: 600; margin-bottom: 10px; }
.section-head h2 { font-size: var(--fs-26); color: var(--ink); position: relative; padding-bottom: 18px; }
.section-head h2::after { content: ""; position: absolute; left: 50%; bottom: 0; transform: translateX(-50%); width: 48px; height: 3px; background: var(--accent); border-radius: 2px; }
.section-head p { color: var(--ink2); margin-top: 14px; font-size: var(--fs-14); }

/* ---------- 优势卡 ---------- */
.adv-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.adv-card {
  background: #fff; border: 1px solid var(--line); border-radius: var(--r-card);
  padding: 28px 24px; box-shadow: var(--shadow); transition: all .25s; position: relative;
}
.adv-card:hover { box-shadow: var(--shadow-hover); transform: translateY(-4px); }
.adv-card .num {
  width: 40px; height: 40px; background: var(--brand); color: #fff; font-size: var(--fs-16);
  font-weight: 700; display: flex; align-items: center; justify-content: center; border-radius: var(--r-btn); margin-bottom: 18px;
}
.adv-card h3 { font-size: var(--fs-20); margin-bottom: 10px; transition: color .2s; }
.adv-card:hover h3 { color: var(--accent); }
.adv-card p { font-size: var(--fs-14); color: var(--ink2); }

/* ---------- 产品卡 ---------- */
.prod-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.prod-card {
  background: #fff; border: 1px solid var(--line); border-radius: var(--r-card); overflow: hidden;
  box-shadow: var(--shadow); transition: all .25s;
}
.prod-card:hover { box-shadow: var(--shadow-hover); transform: translateY(-4px); }
.prod-card .thumb { aspect-ratio: 4/3; overflow: hidden; background: #fff; }
.prod-card .thumb img { width: 100%; height: 100%; object-fit: contain; padding: 14px; }
.prod-card .body { padding: 18px 20px 22px; border-top: 1px solid var(--line); }
.prod-card .body h3 { font-size: var(--fs-20); margin-bottom: 8px; transition: color .2s; }
.prod-card:hover .body h3 { color: var(--accent); }
.prod-card .body p { font-size: var(--fs-13); color: var(--ink2); line-height: 1.6; }
.prod-card .more { display: inline-block; margin-top: 12px; color: var(--brand); font-size: var(--fs-14); font-weight: 600; }
.prod-card .more:hover { color: var(--accent); }

/* ---------- 案例横卡 ---------- */
.case-row { display: grid; gap: 24px; }
.case-card {
  display: flex; background: #fff; border: 1px solid var(--line); border-radius: var(--r-card);
  overflow: hidden; box-shadow: var(--shadow); transition: all .25s; text-align: left;
}
.case-card:hover { box-shadow: var(--shadow-hover); transform: translateY(-3px); }
.case-card .pic { width: 280px; flex-shrink: 0; min-height: 200px; background: var(--bg); }
.case-card .pic img { width: 100%; height: 100%; object-fit: cover; }
.case-card .info { flex: 1; padding: 26px 28px; border-left: 3px solid var(--brand); position: relative; }
.case-card .info .tag {
  display: inline-block; background: var(--brand); color: #fff; font-size: var(--fs-12);
  padding: 2px 10px; border-radius: var(--r-badge); margin-bottom: 12px; letter-spacing: 1px;
}
.case-card .info h3 { font-size: var(--fs-20); margin-bottom: 10px; transition: color .2s; }
.case-card:hover .info h3 { color: var(--accent); }
.case-card .info p { font-size: var(--fs-14); color: var(--ink2); }
.case-card .info .date { margin-top: 14px; font-size: var(--fs-12); color: #99a1ad; }

/* ---------- 关于 / 双栏 ---------- */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: center; }
.split .pic { border-radius: var(--r-card); overflow: hidden; box-shadow: var(--shadow-hover); }
.split .pic img { width: 100%; height: 100%; object-fit: cover; }
.split-txt h2 { font-size: var(--fs-26); margin-bottom: 20px; }
.split-txt > p { color: var(--ink2); font-size: var(--fs-16); margin-bottom: 24px; }
.points { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.point {
  background: var(--bg); border: 1px solid var(--line); border-radius: var(--r-btn); padding: 16px 18px;
  font-size: var(--fs-14); display: flex; gap: 10px; align-items: flex-start;
}
.point .tick { color: var(--accent); font-weight: 800; flex-shrink: 0; line-height: 1.4; }

/* ---------- 资质墙 ---------- */
.cert-grid { display: grid; grid-template-columns: repeat(6, 1fr); gap: 18px; }
.cert-item {
  background: #fff; border: 1px solid var(--line); border-radius: var(--r-card); padding: 12px;
  aspect-ratio: 3/4; display: flex; align-items: center; justify-content: center; box-shadow: var(--shadow); transition: all .25s;
}
.cert-item:hover { box-shadow: var(--shadow-hover); transform: translateY(-3px); }
.cert-item img { width: 100%; height: 100%; object-fit: contain; }

/* ---------- CTA ---------- */
.cta { background: var(--brand); color: #fff; padding: 64px 0; }
.cta .container { display: flex; align-items: center; justify-content: space-between; gap: 32px; flex-wrap: wrap; }
.cta h2 { font-size: var(--fs-26); margin-bottom: 8px; }
.cta p { color: rgba(255,255,255,.85); font-size: var(--fs-16); }
.cta .actions { display: flex; gap: 14px; flex-wrap: wrap; }

/* ---------- 页脚 ---------- */
.footer { background: var(--brand); color: #fff; padding: 56px 0 0; font-size: var(--fs-14); }
.footer .cols { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1.2fr; gap: 40px; padding-bottom: 40px; }
.footer h4 { font-size: var(--fs-16); margin-bottom: 18px; color: #fff; }
.footer h4::after { content: ""; display: block; width: 28px; height: 2px; background: var(--accent); margin-top: 8px; }
.footer p, .footer li { color: rgba(255,255,255,.82); line-height: 2; font-size: var(--fs-13); }
.footer a { color: rgba(255,255,255,.82); transition: color .2s; }
.footer a:hover { color: var(--accent); }
.footer .brand-desc { margin-top: 14px; line-height: 1.9; }
.footer .logo { margin-bottom: 16px; }
.footer .contact-list li { display: flex; gap: 8px; align-items: baseline; }
.footer .contact-list .label { color: rgba(255,255,255,.6); flex-shrink: 0; }
.footer .bottom {
  border-top: 1px solid rgba(255,255,255,.14); padding: 18px 0; font-size: var(--fs-12);
  display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 8px; color: rgba(255,255,255,.7);
}
.footer .icp a { color: rgba(255,255,255,.7); }
.footer .icp a:hover { color: var(--accent); }

/* ---------- 内页主标题 ---------- */
.page-hero { background: var(--brand); color: #fff; padding: 52px 0; }
.page-hero h1 { font-size: var(--fs-34); margin-bottom: 10px; }
.page-hero p { color: rgba(255,255,255,.85); font-size: var(--fs-16); max-width: 760px; }

/* ---------- 表格 ---------- */
.table-wrap { overflow-x: auto; margin: 24px 0; border: 1px solid var(--line); border-radius: var(--r-card); }
table { width: 100%; border-collapse: collapse; font-size: var(--fs-14); background: #fff; table-layout: fixed; }
table th, table td { padding: 12px 16px; text-align: left; border-bottom: 1px solid var(--line); vertical-align: top; word-break: break-word; }
table th { background: var(--bg); color: var(--brand); font-weight: 600; white-space: nowrap; }
table tr:last-child td { border-bottom: none; }
table td:first-child { font-weight: 600; }

/* ---------- 正文排版 ---------- */
.article { max-width: 900px; margin: 0 auto; }
.article h2 { font-size: var(--fs-26); color: var(--brand); margin: 40px 0 16px; padding-left: 14px; border-left: 4px solid var(--accent); }
.article h3 { font-size: var(--fs-20); margin: 24px 0 12px; }
.article p { margin-bottom: 14px; color: var(--ink2); }
.article ul { margin: 12px 0; padding-left: 0; }
.article ul li { position: relative; padding-left: 22px; margin-bottom: 10px; color: var(--ink2); }
.article ul li::before { content: ""; position: absolute; left: 2px; top: 11px; width: 7px; height: 7px; border-radius: 50%; background: var(--brand-l); }
.article .note {
  background: var(--bg); border: 1px solid var(--line); border-left: 4px solid var(--accent);
  border-radius: var(--r-btn); padding: 16px 20px; margin: 20px 0; font-size: var(--fs-14); color: var(--ink);
}

/* ---------- 列表页网格 ---------- */
.list-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.list-card {
  background: #fff; border: 1px solid var(--line); border-radius: var(--r-card); padding: 26px 24px;
  box-shadow: var(--shadow); transition: all .25s;
}
.list-card:hover { box-shadow: var(--shadow-hover); transform: translateY(-3px); }
.list-card .date { font-size: var(--fs-12); color: #99a1ad; margin-bottom: 8px; }
.list-card h3 { font-size: var(--fs-20); margin-bottom: 10px; transition: color .2s; line-height: 1.5; }
.list-card:hover h3 { color: var(--accent); }
.list-card p { font-size: var(--fs-13); color: var(--ink2); }
.list-card .cat {
  display: inline-block; background: var(--brand); color: #fff; font-size: var(--fs-12);
  padding: 2px 10px; border-radius: var(--r-badge); margin-bottom: 12px;
}

/* ---------- 联系表单 ---------- */
.contact-wrap { display: grid; grid-template-columns: 1fr 1.2fr; gap: 40px; align-items: start; }
.contact-info h2 { font-size: var(--fs-26); margin-bottom: 20px; }
.contact-info li { display: flex; gap: 12px; margin-bottom: 20px; align-items: flex-start; }
.contact-info .ic { width: 42px; height: 42px; background: var(--bg); border: 1px solid var(--line); border-radius: var(--r-btn); display: flex; align-items: center; justify-content: center; color: var(--brand); flex-shrink: 0; }
.contact-info h4 { font-size: var(--fs-16); margin-bottom: 4px; }
.contact-info p { font-size: var(--fs-14); color: var(--ink2); }
.form-card { background: #fff; border: 1px solid var(--line); border-radius: var(--r-card); padding: 32px; box-shadow: var(--shadow); }
.form-card h3 { font-size: var(--fs-20); margin-bottom: 20px; }
.form-row { margin-bottom: 18px; }
.form-row label { display: block; font-size: var(--fs-14); margin-bottom: 6px; color: var(--ink); }
.form-row input, .form-row textarea, .form-row select {
  width: 100%; padding: 11px 14px; border: 1px solid var(--line); border-radius: var(--r-btn); font-size: var(--fs-16);
  font-family: inherit; background: #fff; color: var(--ink); transition: border-color .2s;
}
.form-row input:focus, .form-row textarea:focus, .form-row select:focus { outline: none; border-color: var(--brand-l); }
.form-row textarea { min-height: 130px; resize: vertical; }
.form-tip { font-size: var(--fs-12); color: #99a1ad; margin-top: 10px; }
.form-success { display: none; text-align: center; padding: 30px; color: var(--brand); font-weight: 600; }
.form-success.show { display: block; }

/* ---------- FAQ ---------- */
.faq-item { border: 1px solid var(--line); border-radius: var(--r-card); margin-bottom: 14px; overflow: hidden; background: #fff; }
.faq-item .q { padding: 18px 22px; font-weight: 600; cursor: pointer; display: flex; justify-content: space-between; align-items: center; gap: 12px; font-size: var(--fs-16); }
.faq-item .q::after { content: "+"; font-size: 22px; color: var(--brand-l); transition: transform .25s; }
.faq-item.open .q::after { transform: rotate(45deg); }
.faq-item .a { display: none; padding: 0 22px 18px; color: var(--ink2); font-size: var(--fs-14); }
.faq-item.open .a { display: block; }

/* ---------- 服务方式/分类卡 ---------- */
.mode-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.mode-card { background: #fff; border: 1px solid var(--line); border-radius: var(--r-card); padding: 26px 24px; box-shadow: var(--shadow); transition: all .25s; }
.mode-card:hover { box-shadow: var(--shadow-hover); transform: translateY(-3px); }
.mode-card h3 { font-size: var(--fs-20); margin-bottom: 10px; color: var(--brand); }
.mode-card p { font-size: var(--fs-14); color: var(--ink2); }

/* ---------- 404 ---------- */
.error-wrap { text-align: center; padding: 100px 24px; }
.error-wrap .code { font-size: 120px; font-weight: 800; color: var(--brand); line-height: 1; }
.error-wrap h1 { font-size: var(--fs-26); margin: 20px 0 12px; }
.error-wrap p { color: var(--ink2); margin-bottom: 32px; }

/* ---------- 通用小工具 ---------- */
.center { text-align: center; }
.mt-40 { margin-top: 40px; }

/* ============================================================
   响应式断点：1000px（平板）、700px（手机）
   ============================================================ */
@media (max-width: 1000px) {
  .adv-grid { grid-template-columns: repeat(2, 1fr); }
  .prod-grid { grid-template-columns: repeat(2, 1fr); }
  .cert-grid { grid-template-columns: repeat(3, 1fr); }
  .list-grid { grid-template-columns: repeat(2, 1fr); }
  .split { grid-template-columns: 1fr; gap: 32px; }
  .footer .cols { grid-template-columns: 1fr 1fr; gap: 32px; }
  .case-card { flex-direction: column; }
  .case-card .pic { width: 100%; min-height: 220px; }
  .hero-inner { max-width: 70%; }
  .contact-wrap { grid-template-columns: 1fr; }
  .mode-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 700px) {
  .section { padding: 52px 0; }
  .hero .container { min-height: 440px; padding: 56px 24px; }
  .hero-inner { max-width: 100%; }
  .hero h1 { font-size: 30px; }
  .hero p { font-size: var(--fs-16); }
  .section-head h2 { font-size: 24px; }
  .adv-grid { grid-template-columns: 1fr; }
  .prod-grid { grid-template-columns: 1fr; }
  .cert-grid { grid-template-columns: repeat(2, 1fr); }
  .list-grid { grid-template-columns: 1fr; }
  .mode-grid { grid-template-columns: 1fr; }
  .points { grid-template-columns: 1fr; }
  .footer .cols { grid-template-columns: 1fr; gap: 28px; }
  .page-hero h1 { font-size: 26px; }
  .cta .container { flex-direction: column; text-align: center; }
  .cta .actions { justify-content: center; }

  /* 导航折叠 */
  .nav-toggle { display: block; }
  .nav-list {
    position: absolute; top: 100%; left: 0; right: 0; background: var(--brand);
    flex-direction: column; align-items: stretch; padding: 8px 16px 16px; gap: 2px;
    display: none; box-shadow: 0 8px 20px rgba(0,0,0,.18);
  }
  .nav-list.open { display: flex; }
  .nav-list a { padding: 13px 12px; font-size: var(--fs-16); }
  .nav-list a::after { display: none; }
}

/* ---------- 中英文站互链（信息包 §8.2） ---------- */
.lang-link{
  align-self:center;margin-left:8px;
  padding:6px 14px;border:1px solid rgba(255,255,255,.4);
  border-radius:var(--r-badge);font-size:13px;letter-spacing:.6px;
  color:rgba(255,255,255,.9);transition:.2s;white-space:nowrap;
}
.lang-link:hover{background:rgba(255,255,255,.14);border-color:rgba(255,255,255,.65);color:#fff}
.foot-lang{
  display:flex;align-items:center;gap:16px;
  padding:16px 0 18px;margin-bottom:4px;
  border-top:1px solid rgba(255,255,255,.18);font-size:13.5px;
}
.foot-lang>span{color:rgba(255,255,255,.55);letter-spacing:1px;text-transform:uppercase;font-size:12px}
.foot-lang a{
  color:rgba(255,255,255,.88);padding:4px 12px;
  border:1px solid rgba(255,255,255,.25);border-radius:var(--r-badge);transition:.2s;
}
.foot-lang a:hover{color:#fff;background:rgba(255,255,255,.14)}
.foot-lang a[aria-current]{
  color:var(--accent);border-color:var(--accent);background:rgba(212,160,56,.12);
}
@media(max-width:700px){
  .lang-link{margin-left:0;padding:7px 12px;font-size:12.5px}
  .foot-lang{flex-wrap:wrap;gap:10px}
}

/* ---------- 全站悬浮在线咨询（方案C） ---------- */
.wecom-fab{
  position:fixed; right:24px; bottom:28px; z-index:1200;
  display:flex; align-items:center; gap:10px;
  padding:12px 18px; border:none; border-radius:999px; cursor:pointer;
  background:var(--accent); color:#fff; font-size:var(--fs-16); font-weight:600;
  box-shadow:0 6px 20px rgba(212,160,56,.45); transition:transform .2s, box-shadow .2s;
}
.wecom-fab:hover{ transform:translateY(-2px); box-shadow:0 10px 26px rgba(212,160,56,.55); }
.wecom-fab .fab-ico{
  width:20px; height:20px; flex:0 0 auto;
  display:inline-flex; align-items:center; justify-content:center;
}
.wecom-fab .fab-ico svg{ width:20px; height:20px; fill:#fff; }
.wecom-fab .fab-txt{ line-height:1; }
.wecom-fab .fab-txt small{ display:block; font-size:11px; font-weight:400; opacity:.9; margin-top:3px; }

/* 二维码弹窗 */
.wecom-mask{
  position:fixed; inset:0; z-index:1300; background:rgba(15,72,150,.45);
  display:none; align-items:center; justify-content:center; padding:20px;
}
.wecom-mask.show{ display:flex; }
.wecom-modal{
  background:#fff; border-radius:var(--r-card); padding:28px 32px; max-width:340px;
  width:100%; text-align:center; box-shadow:0 24px 60px rgba(0,0,0,.25);
  animation:fadeUp .25s ease;
}
.wecom-modal .qm-close{
  float:right; border:none; background:transparent; font-size:22px; line-height:1;
  color:var(--ink2); cursor:pointer; padding:0 4px;
}
.wecom-modal .qm-close:hover{ color:var(--brand); }
.wecom-modal img{ width:200px; height:200px; object-fit:contain; margin:12px auto 6px; display:block; }
.wecom-modal h4{ font-size:var(--fs-20); color:var(--brand); margin:8px 0 4px; }
.wecom-modal p{ font-size:var(--fs-13); color:var(--ink2); margin-bottom:14px; }
.wecom-modal .qm-btn{
  display:block; width:100%; padding:12px; border-radius:var(--r-btn);
  background:var(--accent); color:#fff; text-decoration:none; font-size:var(--fs-16);
  font-weight:600; transition:background .2s;
}
.wecom-modal .qm-btn:hover{ background:var(--accent-dark); }
.wecom-modal .qm-alt{ margin-top:12px; font-size:var(--fs-13); color:var(--ink2); }
.wecom-modal .qm-alt a{ color:var(--brand); text-decoration:none; }
.wecom-modal .qm-alt a:hover{ text-decoration:underline; }
@keyframes fadeUp{ from{opacity:0; transform:translateY(14px)} to{opacity:1; transform:none} }
@media(max-width:700px){
  .wecom-fab{ right:14px; bottom:18px; padding:11px 14px; }
  .wecom-modal{ padding:22px 20px; }
}


/* ---------- 滚动进场 ---------- */
.reveal{opacity:0;transform:translateY(20px);
  transition:opacity .65s cubic-bezier(.16,1,.3,1),transform .65s cubic-bezier(.16,1,.3,1);}
.reveal.in{opacity:1;transform:none}
.reveal-d1{transition-delay:.06s}
.reveal-d2{transition-delay:.12s}
.reveal-d3{transition-delay:.18s}
.reveal-d4{transition-delay:.24s}
@media(prefers-reduced-motion:reduce){
  .reveal{opacity:1;transform:none;transition:none}
}


/* ---------- 公安备案号（工信部号右侧，紧挨显示）---------- */
.bottom .icp{
  display:inline-flex;align-items:center;gap:4px;
}
/* 公安备案未通过前整块隐藏，拿到号后移除 mps-pending 类即可 */
.mps-pending{display:none !important}
.mps-icp a{
  display:inline-flex;align-items:center;
  color:inherit;text-decoration:none;
  transition:opacity .2s;
}
.mps-icp a:hover{opacity:.8}
.mps-icp img{
  width:16px;height:16px;vertical-align:middle;
  border-radius:2px;
}

/* ---------- 首屏图裁切（视觉产出修正）---------- */
.hero-slide{
  background-position: 62% 50%;   /* 主体（铁塔）在右侧，避免被裁 */
  background-repeat: no-repeat;
}
@media(max-width:700px){
  .hero-slide{
    background-position: 68% 50%; /* 手机屏更窄，主体再往右偏一点 */
  }
  .hero .container{ min-height: 380px; padding: 44px 20px; }
}

/* ---------- 文章内表格与要点（视觉产出补充）---------- */
.article .table-wrap{ margin: 22px 0; }
.article table{ font-size: var(--fs-14); }
.article table th{
  background: var(--brand); color: #fff; font-weight: 500;
  border-bottom: none; padding: 11px 14px;
}
.article table tr:nth-child(even) td{ background: #FAFBFC; }
.article table td{ padding: 11px 14px; color: var(--ink2); }
.article table td:first-child{ color: var(--brand); }
/* 等级徽标：视觉上区分 8.8 / 10.9 / 12.9 */
.article .lv{
  display:inline-block; min-width:52px; text-align:center;
  padding:2px 9px; border-radius: var(--r-badge);
  font-size: var(--fs-13); font-weight:500; color:#fff;
}
.article .lv-8  { background: #4278BC; }
.article .lv-10 { background: #0F4896; }
.article .lv-12 { background: #D4A038; color:#2C2C2A; }
/* 关键结论块 */
.article .key{
  background: #E6F1FB; border-left:4px solid var(--brand);
  border-radius: var(--r-btn); padding:16px 20px; margin:22px 0;
}
.article .key p{ color:#0C447C; margin-bottom:8px; }
.article .key p:last-child{ margin-bottom:0; }
/* 选型流程步骤 */
.article ol.steps{ counter-reset: step; list-style:none; padding-left:0; margin:18px 0; }
.article ol.steps li{
  counter-increment: step; position:relative; padding-left:42px;
  margin-bottom:16px; color: var(--ink2);
}
.article ol.steps li::before{
  content: counter(step); position:absolute; left:0; top:1px;
  width:28px; height:28px; border-radius:50%;
  background: var(--brand); color:#fff;
  display:flex; align-items:center; justify-content:center;
  font-size: var(--fs-13); font-weight:500;
}
.article ol.steps li strong{ color: var(--brand); display:block; margin-bottom:3px; }
/* 适用/不适用标记 */
.article .yes{ color:#0F6E56; font-weight:500; }
.article .no{ color:#A32D2D; font-weight:500; }

/* ---------- 产品示意图标注（AI 图替换前的过渡标识）---------- */
.prod-img-wrap{ position:relative; }
.prod-img-wrap .img-tag{
  position:absolute; left:10px; bottom:10px;
  background: rgba(43,44,42,.72); color:#fff;
  font-size: var(--fs-12); line-height:1;
  padding:5px 9px; border-radius: var(--r-badge);
  letter-spacing:.5px; pointer-events:none;
  backdrop-filter: blur(2px);
}
.prod-img-wrap .img-tag::before{
  content:""; display:inline-block;
  width:5px; height:5px; border-radius:50%;
  background: var(--accent); margin-right:6px;
  vertical-align:middle;
}
/* 图片本体略微降低饱和，弱化"照片感" */
.prod-img-wrap img{ opacity:.94; }

/* ---------- 材质与表面处理速查表（qr- 前缀避免与站点类冲突）---------- */
.qr-wrap{font-family:system-ui,-apple-system,"Segoe UI",sans-serif}
  .qr-lead{font-size:15px;color:#666;line-height:1.85;margin:0 0 22px}
  .qr-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(330px,1fr));gap:18px}
  .qr-card{background:#fff;border:1px solid #E4E7ED;border-radius:10px;overflow:hidden}
  .qr-card-h{display:flex;align-items:center;gap:9px;padding:13px 18px;
    background:var(--c);color:#fff;font-size:15px;font-weight:500}
  .qr-card-h .qr-dot{width:7px;height:7px;border-radius:50%;background:var(--accent,#D4A038)}
  .qr-card table{width:100%;border-collapse:collapse;font-size:13.5px}
  .qr-card th{background:#F5F7FA;color:#0F4896;font-weight:500;text-align:left;
    padding:9px 14px;border-bottom:1px solid #E4E7ED;white-space:nowrap}
  .qr-card td{padding:10px 14px;border-bottom:1px solid #F0F2F5;color:#4a4a4a;vertical-align:top}
  .qr-card tr:last-child td{border-bottom:none}
  .qr-card td.k{color:#0F4896;font-weight:500;white-space:nowrap}
  .qr-lv{display:inline-block;min-width:46px;text-align:center;padding:2px 9px;
    border-radius:3px;color:#fff;font-size:13px;font-weight:500}
  .qr-lv-8{background:#4278BC} .qr-lv-10{background:#0F4896}
  .qr-lv-12{background:#D4A038;color:#2C2C2A}
  .qr-quick{margin:26px 0 0;background:#E6F1FB;border-left:4px solid #0F4896;
    border-radius:6px;padding:18px 22px}
  .qr-quick h3{margin:0 0 10px;font-size:16px;color:#0C447C}
  .qr-quick table{width:100%;border-collapse:collapse;font-size:13.5px;background:#fff;border-radius:6px;overflow:hidden}
  .qr-quick th{background:#0F4896;color:#fff;font-weight:500;text-align:left;padding:9px 14px}
  .qr-quick td{padding:10px 14px;border-bottom:1px solid #E8ECF2;color:#4a4a4a}
  .qr-quick tr:last-child td{border-bottom:none}
  .qr-quick td.k{color:#0F4896;font-weight:500;white-space:nowrap}
  .qr-tip{margin:22px 0 0;background:#FCEBEB;border-left:4px solid #A32D2D;
    border-radius:6px;padding:16px 20px;font-size:14px;color:#7A2020;line-height:1.8}

/* 资质列表 */
.q-list{ border:1px solid var(--line); border-radius:var(--r-card); overflow:hidden; }
.q-row{
  display:flex; align-items:center; justify-content:space-between; gap:24px;
  padding:16px 22px; background:#fff; border-bottom:1px solid var(--line);
}
.q-row:last-child{ border-bottom:none; }
.q-row-main{ display:flex; align-items:center; gap:14px; flex-wrap:wrap; }
.q-no{
  display:inline-block; padding:3px 11px; border-radius:var(--r-badge);
  background:var(--brand); color:#fff; font-size:var(--fs-13);
  white-space:nowrap;
}
.q-no.q-pending{ background:#B4B2A9; }
.q-name{ font-size:var(--fs-16); color:var(--ink); font-weight:500; }
.q-note{ font-size:var(--fs-13); color:var(--ink3); text-align:right; max-width:46%; }
.q-row-empty{ background:#FBFCFD; }
.q-row-empty .q-name{ color:var(--ink3); font-weight:400; }

/* 检测能力卡片 */
.q-grid{ display:grid; grid-template-columns:repeat(auto-fit,minmax(268px,1fr)); gap:16px; }
.q-card{
  background:#fff; border:1px solid var(--line);
  border-radius:var(--r-card); padding:18px 20px;
}
.q-card h3{
  font-size:var(--fs-16); color:var(--brand); margin:0 0 12px;
  padding-bottom:10px; border-bottom:1px solid var(--line);
}
.q-card ul{ list-style:none; margin:0; padding:0; }
.q-card li{
  padding:7px 0; font-size:var(--fs-14); color:var(--ink);
  border-bottom:1px dashed #EDEFF2; line-height:1.5;
}
.q-card li:last-child{ border-bottom:none; }
.q-card li span{ display:block; font-size:var(--fs-12); color:var(--ink3); margin-top:2px; }
.q-foot{
  margin:16px 0 0; font-size:var(--fs-13); color:var(--ink3);
  line-height:1.85; padding-left:14px; border-left:2px solid var(--line);
}

/* 证书位空状态 */
.cert-grid-empty{ margin-top:0; }
.cert-empty{
  grid-column:1 / -1;
  display:flex; flex-direction:column; align-items:center; justify-content:center;
  gap:10px; padding:44px 24px; text-align:center;
  background:#FBFCFD; border:1px dashed #C9CDD4; border-radius:var(--r-card);
}
.cert-empty svg{ width:38px; height:38px; color:#B4B2A9; stroke:currentColor; }
.cert-empty p{ margin:0; font-size:var(--fs-16); color:var(--ink2); }
.cert-empty span{ font-size:var(--fs-13); color:var(--ink3); }

/* 索取入口 */
.q-ask{
  display:flex; align-items:center; justify-content:space-between; gap:28px;
  flex-wrap:wrap; padding:26px 30px; border-radius:var(--r-card);
  background:#E6F1FB; border-left:4px solid var(--brand);
}
.q-ask h3{ font-size:var(--fs-20); color:var(--brand); margin:0 0 6px; }
.q-ask p{ font-size:var(--fs-14); color:#185FA5; margin:0; line-height:1.8; }
.q-ask .actions{ display:flex; gap:12px; flex-wrap:wrap; }

/* 有证书时的卡片样式 */
.cert-grid.has-cert{ grid-template-columns:repeat(auto-fill,minmax(220px,1fr)); }
.cert-item{ cursor:zoom-in; }
.cert-item:hover img{ border-color:var(--brand-l); }

/* ---------- 检测报告卡片 ---------- */
.q-report{
  display:grid; grid-template-columns:1.15fr .85fr; gap:22px;
  background:#fff; border:1px solid var(--line); border-radius:var(--r-card); padding:22px;
}
.q-report-head{ display:flex; align-items:center; gap:12px; margin-bottom:14px; }
.q-report-info table{ width:100%; border-collapse:collapse; font-size:var(--fs-14); }
.q-report-info th{
  text-align:left; color:var(--ink3); font-weight:400; white-space:nowrap;
  padding:7px 16px 7px 0; vertical-align:top; width:88px;
}
.q-report-info td{ padding:7px 0; color:var(--ink); line-height:1.6; border-bottom:1px dashed #EDEFF2; }
.q-report-info tr:last-child td{ border-bottom:none; }
.q-result{ display:flex; gap:14px; margin-top:18px; flex-wrap:wrap; }
.q-res-item{
  flex:1 1 180px; background:#EAF3DE; border-radius:var(--r-btn);
  padding:13px 16px; display:flex; flex-direction:column; gap:2px;
}
.q-res-k{ font-size:var(--fs-13); color:#3B6D11; }
.q-res-v{ font-size:var(--fs-26); color:#173404; font-weight:500; line-height:1.2; }
.q-res-n{ font-size:var(--fs-12); color:#3B6D11; line-height:1.5; }
.q-report-img{
  position:relative; display:block; border:1px solid var(--line);
  border-radius:var(--r-btn); overflow:hidden; background:#F5F7FA;
  max-height:520px; cursor:zoom-in;
}
.q-report-img img{ width:100%; display:block; object-fit:cover; object-position:top center; }
.q-report-tip{
  position:absolute; left:0; right:0; bottom:0; padding:10px 14px;
  background:linear-gradient(transparent, rgba(15,72,150,.88));
  color:#fff; font-size:var(--fs-13);
}
@media(max-width:860px){
  .q-report{ grid-template-columns:1fr; }
}


/* ==========================================================
   资质与检测页 · 视觉重做
   原则：大留白 · 少字号 · 一个强调色 · 证书本身为主体
   ========================================================== */

/* ---- 区块标题：细横线 + 数字，不用方块 ---- */
.q-block{ margin-bottom:56px; }
.q-block-h{
  display:flex; align-items:baseline; gap:14px;
  margin-bottom:26px; padding-bottom:14px;
  border-bottom:1px solid var(--line);
}
.q-idx{
  flex:none; font-size:var(--fs-13); color:var(--brand);
  letter-spacing:2px; font-weight:500; line-height:1;
  padding-right:14px; border-right:2px solid var(--accent);
}
.q-block-h h2{
  font-size:var(--fs-26); color:var(--brand); margin:0; font-weight:500;
  letter-spacing:.5px;
}
.q-block-h p{ font-size:var(--fs-14); color:var(--ink3); margin:0; }

/* ---- 顶部说明 ---- */
.q-lead{
  background:#F5F7FA; border-left:3px solid var(--brand);
  border-radius:4px; padding:18px 24px; margin-bottom:48px;
}
.q-lead p{ color:var(--ink2); font-size:15px; line-height:1.9; margin:0; }
.q-lead strong{ color:var(--brand); font-weight:500; }

/* ---- 01 资质清单 ---- */
.q-list{ border-top:1px solid var(--line); }
.q-row{
  display:flex; align-items:baseline; gap:20px;
  padding:16px 4px; border-bottom:1px solid var(--line);
}
.q-row-main{ display:flex; align-items:baseline; gap:14px; flex:1 1 auto; min-width:0; flex-wrap:wrap; }
.q-no{
  display:inline-block; padding:2px 10px; border-radius:3px;
  background:#E6F1FB; color:var(--brand);
  font-size:var(--fs-13); white-space:nowrap; font-weight:500;
}
.q-no.q-pending{ background:#EDEFF2; color:var(--ink3); }
.q-name{ font-size:var(--fs-16); color:var(--ink); font-weight:500; }
.q-note{ font-size:var(--fs-14); color:var(--ink3); text-align:right; max-width:50%; line-height:1.7; }
.q-row-empty{ background:#FBFCFD; }
.q-row-empty .q-name{ color:var(--ink3); font-weight:400; }

/* ---- 02 检测能力：大卡片 2×2 ---- */
.q-grid{ display:grid; grid-template-columns:repeat(auto-fit,minmax(320px,1fr)); gap:20px; }
.q-card{
  background:#fff; border:1px solid var(--line);
  border-radius:6px; padding:22px 24px;
}
.q-card h3{
  font-size:var(--fs-16); color:var(--brand); margin:0 0 14px;
  padding-bottom:12px; border-bottom:1px solid var(--line); font-weight:500;
}
.q-card ul{ list-style:none; margin:0; padding:0; }
.q-card li{
  display:flex; align-items:baseline; justify-content:space-between; gap:16px;
  padding:9px 0; font-size:var(--fs-14); color:var(--ink);
  border-bottom:1px dashed #EDEFF2; line-height:1.5;
}
.q-card li:last-child{ border-bottom:none; }
.q-card li span{ font-size:var(--fs-13); color:var(--ink3); text-align:right; flex:none; }
.q-foot{
  margin:20px 0 0; font-size:var(--fs-14); color:var(--ink3);
  line-height:1.9; padding-left:16px; border-left:2px solid var(--line);
}

/* ---- 03 资质证书：大图网格 ---- */
.cert-groups{ display:flex; flex-direction:column; gap:40px; }
.q-group-h{
  display:flex; align-items:baseline; gap:14px; margin-bottom:20px;
}
.q-group-h h3{ font-size:var(--fs-20); color:var(--brand); margin:0; font-weight:500; }
.q-group-h span{ font-size:var(--fs-14); color:var(--ink3); }

.cert-card{
  display:block; text-decoration:none;
  background:#fff; border:1px solid var(--line); border-radius:6px;
  overflow:hidden; transition:border-color .2s, transform .2s, box-shadow .2s;
}
.cert-card:hover{
  border-color:var(--brand-l); transform:translateY(-2px);
  box-shadow:0 6px 18px rgba(15,72,150,.10);
}
.cert-thumb{
  display:block; width:100%; aspect-ratio:3/4; overflow:hidden;
  background:#F7F8FA; border-bottom:1px solid var(--line);
  display:flex; align-items:center; justify-content:center;
}
.cert-thumb img{ width:100%; height:100%; object-fit:contain; }
.cert-cap{ display:block; padding:14px 16px 16px; }
.cert-name{
  display:block; font-size:var(--fs-15); color:var(--ink);
  font-weight:500; line-height:1.5; margin-bottom:5px;
}
.cert-no{
  display:block; font-size:var(--fs-13); color:var(--ink3);
  font-family:var(--font-mono); word-break:break-all; line-height:1.5;
}

/* ---- 04 检测报告 ---- */
.q-report{
  display:grid; grid-template-columns:1.25fr .75fr; gap:32px;
  background:#fff; border:1px solid var(--line); border-radius:6px; padding:28px;
}
.q-report-head{ display:flex; align-items:center; gap:14px; margin-bottom:20px; }
.q-report-head h3{ font-size:var(--fs-20); color:var(--ink); margin:0; font-weight:500; }
.q-result{ display:grid; grid-template-columns:1fr 1fr; gap:16px; margin-bottom:22px; }
.q-res-item{
  background:#EAF3DE; border-radius:6px; padding:18px 20px;
  display:flex; flex-direction:column; gap:3px;
}
.q-res-k{ font-size:var(--fs-14); color:#3B6D11; }
.q-res-v{
  font-size:34px; color:#173404; font-weight:500; line-height:1.15;
  letter-spacing:-.5px;
}
.q-res-v em{ font-size:var(--fs-16); font-style:normal; font-weight:400; margin-left:3px; }
.q-res-n{ font-size:var(--fs-13); color:#3B6D11; line-height:1.6; margin-top:2px; }
.q-kv{ border-top:1px solid var(--line); }
.q-kv-row{
  display:flex; align-items:baseline; gap:16px;
  padding:11px 2px; border-bottom:1px dashed #EDEFF2;
}
.q-kv-row span{ flex:none; width:82px; color:var(--ink3); font-size:var(--fs-14); }
.q-kv-row b{ font-weight:400; color:var(--ink); font-size:var(--fs-14); line-height:1.6; }
.q-basis{ margin-top:20px; padding:16px 18px; background:#F5F7FA; border-radius:5px; }
.q-basis-k{ display:block; font-size:var(--fs-13); color:var(--ink3); margin-bottom:6px; }
.q-basis p{ margin:0 0 4px; font-size:var(--fs-14); color:var(--ink2); line-height:1.7; }
.q-basis p:last-child{ margin-bottom:0; }
.q-report-img{
  position:relative; display:block; border:1px solid var(--line);
  border-radius:5px; overflow:hidden; background:#F7F8FA;
  align-self:start; cursor:zoom-in;
}
.q-report-img img{ width:100%; display:block; }
.q-report-tip{
  position:absolute; left:0; right:0; bottom:0; padding:12px 16px;
  background:linear-gradient(transparent, rgba(15,72,150,.9));
  color:#fff; font-size:var(--fs-14);
}

/* ---- 05 索取入口 ---- */
.q-ask{
  display:flex; align-items:center; justify-content:space-between; gap:32px;
  flex-wrap:wrap; padding:30px 34px; border-radius:6px;
  background:#E6F1FB; border-left:3px solid var(--brand);
}
.q-ask h3{ font-size:var(--fs-20); color:var(--brand); margin:0 0 8px; font-weight:500; }
.q-ask p{ font-size:var(--fs-14); color:#185FA5; margin:0; line-height:1.8; }
.q-ask .actions{ display:flex; gap:14px; flex-wrap:wrap; }

/* ---- 灯箱 ---- */
.cert-lightbox{
  position:fixed; inset:0; z-index:2000;
  background:rgba(18,20,24,.9);
  display:none; align-items:center; justify-content:center; padding:36px 20px;
}
.cert-lightbox.show{ display:flex; }
.lb-fig{
  margin:0; max-width:min(940px,92vw); max-height:90vh;
  display:flex; flex-direction:column; align-items:center; gap:18px;
}
.lb-fig img{
  max-width:100%; max-height:72vh; object-fit:contain;
  background:#fff; border-radius:4px; box-shadow:0 16px 56px rgba(0,0,0,.55);
}
.lb-fig figcaption{ color:#fff; text-align:center; max-width:680px; line-height:1.9; }
.lb-fig figcaption strong{ display:block; font-size:var(--fs-16); font-weight:500; margin-bottom:8px; }
.lb-meta{ display:block; }
.lb-meta em{
  display:inline-block; font-style:normal; font-size:var(--fs-13);
  color:rgba(255,255,255,.82); margin:0 16px 4px 0;
}
.lb-close{
  position:absolute; top:22px; right:28px;
  width:44px; height:44px; border-radius:50%;
  background:rgba(255,255,255,.14); border:1px solid rgba(255,255,255,.3);
  color:#fff; font-size:28px; line-height:1; cursor:pointer; transition:background .2s;
}
.lb-close:hover{ background:rgba(255,255,255,.28); }

@media(max-width:900px){
  .q-report{ grid-template-columns:1fr; gap:24px; }
  .q-result{ grid-template-columns:1fr; }
  .q-note{ max-width:100%; text-align:left; }
}
@media(max-width:560px){
  .cert-cards{ grid-template-columns:repeat(auto-fill,minmax(150px,1fr)); gap:14px; }
  .q-ask{ padding:22px; }
}

/* ---- 长报告图：页面裁切 + 灯箱可滚动 ---- */
.q-report-img{ max-height:620px; overflow:hidden; }
.q-report-img img{ max-height:620px; object-fit:cover; object-position:top center; }
.lb-scroll{
  max-height:80vh; overflow-y:auto; overscroll-behavior:contain;
  display:flex; align-items:flex-start; justify-content:center;
  padding:2px;
}
.lb-scroll img{
  max-width:100%; width:auto; height:auto; max-height:none;
  object-fit:contain; background:#fff; border-radius:4px;
  box-shadow:0 16px 56px rgba(0,0,0,.55);
}
.lb-fig{ max-width:min(940px,92vw); }

/* ---- 企业信用资质 · 小图墙 ---- */

.credit-mini{
  display:block; text-decoration:none;
  background:#fff; border:1px solid var(--line); border-radius:5px;
  overflow:hidden; transition:border-color .2s, transform .2s;
}
.credit-mini:hover{ border-color:var(--brand-l); transform:translateY(-2px); }
.credit-mini img{
  display:block; width:100%; aspect-ratio:3/4; object-fit:contain;
  background:#F7F8FA; border-bottom:1px solid var(--line);
}
.credit-mini span{
  display:block; padding:9px 11px 11px;
  font-size:var(--fs-13); color:var(--ink2); text-align:center; line-height:1.45;
}
@media(max-width:560px){
  .credit-wall{ grid-template-columns:repeat(auto-fill,minmax(132px,1fr)); gap:10px; }
}

/* ---- 检测报告 Tab 切换 ---- */
.rpt-tabs{
  display:flex; gap:0; margin-bottom:24px;
  border-bottom:1px solid var(--line); flex-wrap:wrap;
}
.rpt-tab{
  appearance:none; border:none; background:none; cursor:pointer;
  font-family:inherit; font-size:var(--fs-15); color:var(--ink3);
  padding:12px 22px; position:relative; transition:color .2s;
}
.rpt-tab:hover{ color:var(--brand); }
.rpt-tab.is-on{ color:var(--brand); font-weight:500; }
.rpt-tab.is-on::after{
  content:""; position:absolute; left:0; right:0; bottom:-1px;
  height:2px; background:var(--brand);
}
.rpt-panes{ position:relative; }
.rpt-pane{ display:none; }
.rpt-pane.is-on{ display:grid; }
.rpt-pane{
  grid-template-columns:1.25fr .75fr; gap:32px;
  background:#fff; border:1px solid var(--line); border-radius:6px; padding:28px;
}
/* kv 里的补充说明 */
.q-kv-row b em{
  display:block; font-style:normal; font-size:var(--fs-13);
  color:var(--ink3); font-weight:400; margin-top:2px;
}
@media(max-width:900px){
  .rpt-pane{ grid-template-columns:1fr; gap:24px; }
  .rpt-tab{ padding:10px 14px; font-size:var(--fs-14); }
}

/* 英文版稍作区分：左上角小标 */
.cert-card .cert-cap{ position:relative; }
.cert-pair .cert-card:nth-child(2) .cert-thumb::after{
  content:"EN"; position:absolute; top:8px; right:8px;
  background:rgba(43,44,42,.62); color:#fff;
  font-size:11px; letter-spacing:.8px;
  padding:3px 7px; border-radius:2px;
}
.cert-pair .cert-card:nth-child(2) .cert-thumb{ position:relative; }
.cert-pair .cert-card:nth-child(2) .cert-name{ color:var(--ink3); font-weight:400; }

/* ==========================================================
   证书水晶框 · 统一比例与统一名称区
   ========================================================== */

/* ---- 大图卡：水晶框 ---- */
.cert-card .cert-thumb{
  position:relative;
  padding:10px;
  background:linear-gradient(158deg,#fbfcfe 0%,#eaeff6 100%);
  border-bottom:1px solid var(--line);
}
/* 证书本体：白色描边 + 轻微投影，像压在亚克力下 */
.cert-card .cert-thumb img{
  width:100%; height:auto; aspect-ratio:7/10; object-fit:cover;
  border-radius:1px;
  box-shadow:
    0 0 0 1px rgba(255,255,255,.92),
    0 2px 6px rgba(15,72,150,.12);
}
/* 斜向高光，玻璃质感 */
.cert-card .cert-thumb::after{
  content:""; position:absolute; inset:10px; pointer-events:none;
  background:
    linear-gradient(133deg, rgba(255,255,255,.62) 0%, rgba(255,255,255,0) 26%),
    linear-gradient(313deg, rgba(255,255,255,.40) 0%, rgba(255,255,255,0) 20%);
}
/* 英文版 EN 角标（只给 cert-en 的卡片） */
.cert-card.cert-en .cert-thumb::before{
  content:"EN"; position:absolute; top:17px; right:17px; z-index:2;
  background:rgba(43,44,42,.60); color:#fff;
  font-size:11px; letter-spacing:.8px; line-height:1;
  padding:4px 7px; border-radius:2px;
}

/* ---- 名称区：统一行数与高度 ---- */
.cert-cap{ display:block; padding:13px 15px 15px; min-height:104px; }
.cert-name{
  display:block; font-size:var(--fs-15); color:var(--ink);
  font-weight:500; line-height:1.5; margin-bottom:4px;
  min-height:23px;                 /* 统一一行高度 */
  overflow:hidden; text-overflow:ellipsis; white-space:nowrap;
}
.cert-no{
  display:block; font-size:var(--fs-13); color:var(--ink3);
  font-family:var(--font-mono); word-break:break-all; line-height:1.5;
  min-height:20px;
}
.cert-lang{
  display:inline-block; margin-top:6px;
  font-size:11px; color:var(--brand); letter-spacing:.6px;
  border:1px solid #C9DCF0; border-radius:2px;
  padding:2px 7px; background:#F2F7FC;
}
.cert-item-wrap .cert-pair .cert-card:nth-child(2) .cert-name{ color:var(--ink3); font-weight:400; }

/* ---- 小图墙：同样的水晶框 ---- */
.credit-mini{
  background:#fff; border:1px solid var(--line); border-radius:5px;
  overflow:hidden; transition:border-color .2s, transform .2s;
}
.credit-mini img{
  display:block; width:100%; aspect-ratio:3/4; object-fit:cover;
  background:#F7F8FA;
  box-shadow:0 0 0 1px rgba(255,255,255,.92);
}
.credit-mini span{
  display:block; padding:9px 11px 11px;
  font-size:var(--fs-13); color:var(--ink2); text-align:center; line-height:1.45;
  min-height:38px;
}


/* ==========================================================
   资质证书 · 按分类对齐（替代瀑布流）
   ========================================================== */
.cert-groups{ display:flex; flex-direction:column; gap:34px; }
.cert-group{ }
.cert-group-h{
  display:flex; align-items:baseline; gap:14px;
  margin-bottom:16px; padding-bottom:11px;
  border-bottom:1px solid var(--line);
}
.cert-group-h h3{
  font-size:var(--fs-18); color:var(--brand); margin:0; font-weight:500;
  letter-spacing:.5px;
}
.cert-group-h span{ font-size:var(--fs-13); color:var(--ink3); }

/* 大图组：统一 4 列网格，卡片等宽等高，严格对齐 */
.cert-cards{
  display:grid; grid-template-columns:repeat(4, minmax(0,1fr)); gap:16px;
}
.cert-cards > .cert-card{ height:100%; }

/* 信用资质组：小图墙，同样对齐 */
.credit-wall{
  display:grid; grid-template-columns:repeat(5, minmax(0,1fr)); gap:14px;
}
.credit-wall > *{ height:100%; }
.credit-wall .cert-card{
  display:flex; flex-direction:column;
  background:#fff; border:1px solid var(--line); border-radius:6px;
  overflow:hidden; text-decoration:none;
  transition:border-color .2s, transform .2s, box-shadow .2s;
}
.credit-wall .cert-card:hover{
  border-color:var(--brand-l); transform:translateY(-2px);
  box-shadow:0 6px 18px rgba(15,72,150,.10);
}
.credit-wall .cert-thumb{
  display:block; width:100%; aspect-ratio:3/4; overflow:hidden;
  background:linear-gradient(158deg,#fbfcfe 0%,#eaeff6 100%);
  border-bottom:1px solid var(--line);
  display:flex; align-items:center; justify-content:center; padding:8px;
}
.credit-wall .cert-thumb img{
  width:100%; height:100%; object-fit:cover; border-radius:1px;
  box-shadow:0 0 0 1px rgba(255,255,255,.92), 0 2px 6px rgba(15,72,150,.12);
}
.credit-wall .cert-cap{ padding:10px 11px 12px; }
.credit-wall .cert-name{
  display:block; font-size:var(--fs-13); color:var(--ink2);
  line-height:1.5; text-align:center; margin:0;
  overflow:hidden; text-overflow:ellipsis; white-space:nowrap;
}
.credit-wall .cert-no{
  display:block; font-size:11px; color:var(--ink3); text-align:center;
  font-family:var(--font-mono); margin-top:3px;
  overflow:hidden; text-overflow:ellipsis; white-space:nowrap;
}

@media(max-width:1000px){
  .cert-cards{ grid-template-columns:repeat(3, minmax(0,1fr)); }
  .credit-wall{ grid-template-columns:repeat(4, minmax(0,1fr)); }
}
@media(max-width:720px){
  .cert-cards{ grid-template-columns:repeat(2, minmax(0,1fr)); }
  .credit-wall{ grid-template-columns:repeat(3, minmax(0,1fr)); }
}
@media(max-width:480px){
  .cert-cards, .credit-wall{ grid-template-columns:repeat(2, minmax(0,1fr)); }
}

/* ---- 检测设备实拍照片 ---- */

/* ---- 设备照片网格：按数量自适应列数 ---- */
.q-devices{
  display:grid; gap:16px; margin-bottom:26px;
  grid-template-columns:repeat(4,minmax(0,1fr));
}
/* 5 张及以上 → 3 列（两行整齐，照片够大能看清设备） */
/* 5 张及以上 → 4 列（每行 4 张，7 张时第二行 3 张） */
.q-devices:has(> .q-device:nth-child(5)),
.q-devices:has(> .q-device:nth-child(6)),
.q-devices:has(> .q-device:nth-child(7)),
.q-devices:has(> .q-device:nth-child(8)){
  grid-template-columns:repeat(4,minmax(0,1fr));
}
/* 3 张 → 3 列 */
.q-devices:has(> .q-device:nth-child(3)):not(:has(> .q-device:nth-child(4))){
  grid-template-columns:repeat(3,minmax(0,1fr));
}
/* 2 张 → 2 列 */
.q-devices:has(> .q-device:nth-child(2)):not(:has(> .q-device:nth-child(3))){
  grid-template-columns:repeat(2,minmax(0,1fr));
}
/* 1 张 → 窄一点 */
.q-devices:has(> .q-device:only-child){ grid-template-columns:minmax(0,380px); }

/* ---- 设备照片 + 清单 两栏 ---- */
.q-cap-row{
  display:grid; grid-template-columns:380px minmax(0,1fr);
  gap:26px; align-items:start; margin-bottom:24px;
}
.q-cap-row .q-devices{ margin-bottom:0; }
.q-cap-row .q-grid{
  grid-template-columns:repeat(2,minmax(0,1fr));
}
/* 设备照片达到 2 张及以上时，改为「照片在上、清单在下」全宽布局 */
.q-cap-row:has(.q-device:nth-child(2)){ grid-template-columns:minmax(0,1fr); }
.q-cap-row:has(.q-device:nth-child(2)) .q-grid{
  grid-template-columns:repeat(4,minmax(0,1fr));
}
@media(max-width:900px){
  .q-cap-row{ grid-template-columns:1fr; }
  .q-cap-row .q-grid{ grid-template-columns:repeat(2,minmax(0,1fr)); }
  }

/* ---- 检测设备实拍照片（卡片）---- */
.q-device{
  margin:0; background:#fff; border:1px solid var(--line);
  border-radius:6px; overflow:hidden;
}
.q-device-img{
  display:block; width:100%; aspect-ratio:7/10; overflow:hidden;
  background:linear-gradient(158deg,#fbfcfe 0%,#eaeff6 100%);
  border-bottom:1px solid var(--line);
  display:flex; align-items:center; justify-content:center;
}
.q-device-img img{ width:100%; height:100%; object-fit:cover; }
.q-device figcaption{
  display:block; padding:12px 14px 14px;
  font-size:var(--fs-14); color:var(--ink); font-weight:500; line-height:1.5;
}
.q-device figcaption span{
  display:block; font-size:var(--fs-13); color:var(--ink3);
  font-weight:400; margin-top:4px; line-height:1.6;
}

/* ---- 其他检测手段（紧凑文字条）---- */
.q-others{
  display:flex; align-items:baseline; gap:14px; flex-wrap:wrap;
  margin-top:22px; padding:16px 20px;
  background:#F5F7FA; border-left:3px solid var(--brand); border-radius:4px;
}
.q-others-k{
  flex:none; font-size:var(--fs-14); color:var(--brand); font-weight:500;
}
.q-others-v{
  font-size:var(--fs-14); color:var(--ink2); line-height:1.8;
}
/* 设备墙：独占整行 */
.q-devices{ margin-bottom:0; }