/* ============================================================
   generic-20 · 通用型企业子站模板
   类前缀：br-   原型：F 卡片墙 / 磁贴（Brutalist 粗野主义）
   配色：黄 #FFD400 / 黑 #111111 / 纸白 #FAF7EF
   字体：粗黑无衬线，全大写小标签，零圆角
   签名：3px 黑边、8px 8px 0 #000 硬投影、旋转标签、密集卡网、hover 位移
   ============================================================ */

.br-body {
  --br-yellow: #FFD400;
  --br-black: #111111;
  --br-paper: #FAF7EF;
  --br-white: #ffffff;
  --br-gray: #6B6862;
  --br-shadow: 8px 8px 0 #111111;
  --br-shadow-lg: 12px 12px 0 #111111;
  --br-sans: "Arial Black", "Helvetica Neue", Arial, "PingFang SC", "Microsoft YaHei", sans-serif;
  --br-text: "Helvetica Neue", Arial, "PingFang SC", "Microsoft YaHei", sans-serif;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
.br-body {
  font-family: var(--br-text);
  color: var(--br-black);
  background: var(--br-paper);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}
.br-body img { max-width: 100%; height: auto; border: 0; }
.br-body a { color: inherit; text-decoration: none; }
.br-body ul, .br-body ol { list-style: none; margin: 0; padding: 0; }
.br-body p { margin: 0; }
.br-wrap { width: 100%; max-width: 1240px; margin: 0 auto; padding: 0 26px; }
.br-hide { display: none !important; }
.br-noscroll { overflow: hidden; }

/* ---------- 通用 ---------- */
.br-h2 {
  font-family: var(--br-sans);
  font-size: 34px; line-height: 1.08; font-weight: 900;
  letter-spacing: -.02em; margin: 8px 0 0; text-transform: none;
}
.br-h2--light { color: var(--br-paper); }
.br-h2--sub { margin-top: 34px; }
.br-tag {
  display: inline-block; padding: 4px 10px;
  background: var(--br-yellow); border: 2px solid var(--br-black);
  font-family: var(--br-sans); font-size: 10px; font-weight: 900; letter-spacing: .16em; text-transform: uppercase;
}
.br-tag--tilt { transform: rotate(-3deg); }
.br-tag--solid { background: var(--br-black); color: var(--br-yellow); border-color: var(--br-black); }
.br-sec { padding: 64px 0; }
.br-sec--paper { background: var(--br-paper); border-top: 3px solid var(--br-black); border-bottom: 3px solid var(--br-black); }
.br-sec--ink { background: var(--br-black); color: var(--br-paper); }
.br-sechead { margin-bottom: 34px; }
.br-sechead__lead { margin-top: 10px; font-size: 14px; color: #55524c; }
.br-sec--ink .br-sechead__lead { color: rgba(250,247,239,.65); }
.br-rich { font-size: 15px; line-height: 1.85; }
.br-rich p { margin: 0 0 14px; }
.br-empty { padding: 34px 0; font-size: 14px; color: var(--br-gray); }

.br-btn {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 12px 24px; background: var(--br-yellow); color: var(--br-black);
  border: 3px solid var(--br-black); box-shadow: 6px 6px 0 var(--br-black);
  font-family: var(--br-sans); font-size: 13px; font-weight: 900; letter-spacing: .05em;
  transition: transform .12s ease, box-shadow .12s ease;
}
.br-btn:hover { transform: translate(3px, 3px); box-shadow: 3px 3px 0 var(--br-black); }
.br-btn--ghost { background: var(--br-paper); }
.br-btn--sm { padding: 8px 18px; font-size: 12px; box-shadow: 4px 4px 0 var(--br-black); }

/* ---------- 顶栏 ---------- */
.br-strip { background: var(--br-black); color: var(--br-yellow); }
.br-strip__in {
  max-width: 1240px; margin: 0 auto; padding: 6px 26px;
  display: flex; align-items: center; justify-content: space-between; gap: 14px;
  font-family: var(--br-sans); font-size: 10px; letter-spacing: .16em; text-transform: uppercase;
}
.br-strip__tel { color: var(--br-yellow); font-weight: 900; }

.br-head {
  background: var(--br-paper); border-bottom: 3px solid var(--br-black);
  position: sticky; top: 0; z-index: 70;
}
.br-head__in {
  max-width: 1240px; margin: 0 auto; padding: 0 26px; min-height: 86px;
  display: flex; align-items: stretch; gap: 26px;
}
.br-brand {
  display: flex; align-items: center; gap: 12px; margin: 12px 0;
  background: var(--br-black); color: var(--br-paper); padding: 8px 18px;
}
.br-brand__img { height: 36px; width: auto; display: block; background: var(--br-paper); padding: 3px; }
.br-brand__txt { display: flex; flex-direction: column; }
.br-brand__name { font-family: var(--br-sans); font-size: 19px; font-weight: 900; line-height: 1.2; color: var(--br-yellow); }
.br-brand__meta { font-size: 10.5px; letter-spacing: .04em; color: rgba(250,247,239,.8); }
.br-brand__meta b { color: var(--br-yellow); font-weight: 400; }

.br-nav { margin-left: auto; display: flex; align-items: stretch; }
.br-nav__item {
  display: flex; align-items: center; padding: 0 15px;
  font-family: var(--br-sans); font-size: 13px; font-weight: 900; letter-spacing: .02em;
  border-left: 2px solid transparent; border-right: 2px solid transparent;
}
.br-nav__item:hover { background: var(--br-yellow); border-left-color: var(--br-black); border-right-color: var(--br-black); }
.br-nav__item--on { background: var(--br-yellow); border-left-color: var(--br-black); border-right-color: var(--br-black); }
.br-burger { display: none; margin-left: auto; align-self: center; width: 46px; height: 42px; padding: 10px; background: var(--br-yellow); border: 3px solid var(--br-black); cursor: pointer; }
.br-burger span { display: block; height: 3px; background: var(--br-black); margin: 4px 0; }

/* ---------- 抽屉 ---------- */
.br-drawer {
  display: none; position: fixed; inset: 0 0 0 auto; width: 84%; max-width: 360px;
  background: var(--br-paper); border-left: 3px solid var(--br-black); z-index: 220;
  padding: 20px; overflow-y: auto;
}
.br-drawer--open { display: block; }
.br-drawer__head { display: flex; justify-content: space-between; align-items: center; border-bottom: 3px solid var(--br-black); padding-bottom: 12px; }
.br-drawer__name { font-family: var(--br-sans); font-weight: 900; font-size: 17px; }
.br-drawer__close { border: 2px solid var(--br-black); background: var(--br-yellow); font-size: 22px; line-height: 1; cursor: pointer; width: 34px; height: 34px; }
.br-drawer__item { display: block; padding: 13px 4px; border-bottom: 2px solid var(--br-black); font-family: var(--br-sans); font-size: 15px; font-weight: 900; }
.br-drawer__item--on { background: var(--br-yellow); padding-left: 10px; }
.br-drawer__tel { display: block; margin-top: 22px; padding: 14px; text-align: center; background: var(--br-black); color: var(--br-yellow); font-family: var(--br-sans); font-weight: 900; }

/* ---------- Hero 磁贴墙 ---------- */
.br-hero { padding: 48px 0 64px; overflow: hidden; }
.br-hero__in { max-width: 1240px; margin: 0 auto; padding: 0 26px; display: grid; grid-template-columns: 7fr 5fr; gap: 34px; align-items: stretch; }
.br-hero__manifesto {
  position: relative; background: var(--br-paper); border: 3px solid var(--br-black);
  box-shadow: var(--br-shadow-lg); padding: 40px 38px 44px;
}
.br-hero__h1 {
  font-family: var(--br-sans); font-size: 46px; line-height: 1.08; font-weight: 900;
  letter-spacing: -.02em; margin: 18px 0 18px;
}
.br-hero__lead { font-size: 15px; max-width: 480px; }
.br-hero__call {
  display: inline-block; margin-top: 26px; padding: 14px 26px;
  background: var(--br-black); color: var(--br-yellow); border: 3px solid var(--br-black);
  box-shadow: 6px 6px 0 var(--br-yellow);
  font-family: var(--br-sans); font-size: 18px; font-weight: 900; letter-spacing: .02em;
  transition: transform .12s ease, box-shadow .12s ease;
}
.br-hero__call:hover { transform: translate(3px, 3px); box-shadow: 3px 3px 0 var(--br-yellow); }
.br-hero__stamp {
  position: absolute; right: 22px; bottom: 24px;
  padding: 5px 10px; background: var(--br-yellow); border: 2px solid var(--br-black);
  font-family: var(--br-sans); font-size: 9.5px; font-weight: 900; letter-spacing: .12em;
  transform: rotate(-6deg);
}
.br-hero__tiles { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.br-tile {
  display: flex; flex-direction: column; justify-content: flex-end; gap: 4px;
  background: var(--br-white); border: 3px solid var(--br-black); box-shadow: var(--br-shadow);
  padding: 20px 18px; min-height: 150px;
  transition: transform .12s ease, box-shadow .12s ease;
}
.br-tile:hover { transform: translate(-3px, -3px); box-shadow: 11px 11px 0 var(--br-black); }
.br-tile--yellow { background: var(--br-yellow); }
.br-tile--black { background: var(--br-black); color: var(--br-paper); }
.br-tile__k { font-family: var(--br-sans); font-size: 9.5px; font-weight: 900; letter-spacing: .18em; text-transform: uppercase; }
.br-tile--black .br-tile__k { color: var(--br-yellow); }
.br-tile__v { font-family: var(--br-sans); font-size: 23px; font-weight: 900; line-height: 1.15; letter-spacing: -.01em; word-break: break-word; }
.br-tile--black .br-tile__v { color: var(--br-yellow); }
.br-tile__d { font-size: 11.5px; color: var(--br-gray); }
.br-tile--black .br-tile__d { color: rgba(250,247,239,.65); }

/* ---------- 简介 ---------- */
.br-about__in { display: grid; grid-template-columns: 4fr 8fr; gap: 40px; align-items: start; }
.br-about__note { margin-top: 14px; font-size: 12.5px; color: var(--br-gray); }
.br-about__full {
  font-size: 15px; line-height: 1.85; max-height: 250px; overflow: hidden; position: relative;
  -webkit-mask-image: linear-gradient(180deg, #000 80%, transparent);
  mask-image: linear-gradient(180deg, #000 80%, transparent);
}
.br-about__full--open { max-height: none; -webkit-mask-image: none; mask-image: none; }
.br-about__full p { margin: 0 0 12px; }
.br-about__full img { display: none; }
.br-about__toggle { margin: 6px 0 16px; }
.br-about__btn {
  display: inline-flex; align-items: center; gap: 6px; padding: 4px 0; border: 0; background: none;
  font-family: var(--br-sans); font-size: 12px; font-weight: 900; letter-spacing: .08em;
  color: var(--br-black); text-decoration: underline; text-decoration-thickness: 2px;
  cursor: pointer;
}
.br-about__arr { font-size: 12px; }

/* ---------- 广告图 ---------- */
.br-ad__head { margin-bottom: 26px; }
.br-ad__figure { margin: 0; background: var(--br-white); border: 3px solid var(--br-black); box-shadow: var(--br-shadow-lg); }
.br-ad__img { display: block; width: 100%; }
.br-ad__cap {
  padding: 10px 16px; border-top: 3px solid var(--br-black);
  font-family: var(--br-sans); font-size: 10px; font-weight: 900; letter-spacing: .12em; text-transform: uppercase;
}

/* ---------- 实力卡 ---------- */
.br-stat__grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
.br-stat__card {
  position: relative; background: var(--br-black); color: var(--br-paper);
  border: 3px solid var(--br-paper); box-shadow: 8px 8px 0 var(--br-yellow);
  padding: 24px 22px;
  transition: transform .12s ease, box-shadow .12s ease;
}
.br-stat__card:hover { transform: translate(-3px, -3px); box-shadow: 11px 11px 0 var(--br-yellow); }
.br-stat__no {
  display: inline-flex; align-items: center; justify-content: center;
  width: 34px; height: 34px; margin-bottom: 14px;
  background: var(--br-yellow); color: var(--br-black);
  font-family: var(--br-sans); font-size: 15px; font-weight: 900;
  transform: rotate(-4deg);
}
.br-stat__title { font-family: var(--br-sans); font-size: 20px; font-weight: 900; line-height: 1.25; color: var(--br-yellow); }
.br-stat__desc { margin-top: 8px; font-size: 13px; color: rgba(250,247,239,.78); line-height: 1.7; }

/* ---------- 产品卡 ---------- */
.br-prod__grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 28px; }
.br-prod__card {
  display: flex; flex-direction: column;
  background: var(--br-white); border: 3px solid var(--br-black); box-shadow: var(--br-shadow);
  transition: transform .12s ease, box-shadow .12s ease;
}
.br-prod__card:hover { transform: translate(-3px, -3px); box-shadow: 11px 11px 0 var(--br-black); }
.br-prod__img { display: block; aspect-ratio: 4 / 3; overflow: hidden; border-bottom: 3px solid var(--br-black); background: var(--br-paper); }
.br-prod__img img { width: 100%; height: 100%; object-fit: cover; display: block; }
.br-prod__name { padding: 14px 16px 4px; font-family: var(--br-sans); font-size: 16px; font-weight: 900; line-height: 1.35; }
.br-prod__more {
  padding: 6px 16px 16px; font-family: var(--br-sans); font-size: 10px; font-weight: 900; letter-spacing: .12em;
}

/* ---------- 优势卡 ---------- */
.br-adv__grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
.br-adv__card {
  background: var(--br-paper); border: 3px solid var(--br-black); box-shadow: var(--br-shadow);
  padding: 22px 20px; transition: transform .12s ease, box-shadow .12s ease;
}
.br-adv__card:hover { transform: translate(3px, 3px); box-shadow: 4px 4px 0 var(--br-black); }
.br-adv__no {
  display: inline-block; padding: 2px 8px; margin-bottom: 12px;
  background: var(--br-black); color: var(--br-yellow);
  font-family: var(--br-sans); font-size: 12px; font-weight: 900;
  transform: rotate(-2deg);
}
.br-adv__name { font-family: var(--br-sans); font-size: 19px; font-weight: 900; line-height: 1.3; }
.br-adv__desc { margin-top: 8px; font-size: 13px; color: #4b4842; line-height: 1.7; }

/* ---------- 承诺 / 应用 ---------- */
.br-promise__grid { display: grid; grid-template-columns: 1fr 1fr; gap: 30px; }
.br-promise__card { background: var(--br-white); border: 3px solid var(--br-black); box-shadow: var(--br-shadow); padding: 26px; }
.br-promise__list { margin-top: 18px; }
.br-promise__item { display: flex; gap: 12px; align-items: flex-start; padding: 10px 0; border-bottom: 2px solid var(--br-black); font-size: 14px; }
.br-promise__item:last-child { border-bottom: 0; }
.br-promise__mark { flex: 0 0 auto; font-family: var(--br-sans); font-weight: 900; color: var(--br-black); }

/* ---------- 新闻卡 ---------- */
.br-news__grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
.br-news__card {
  display: flex; flex-direction: column; gap: 8px;
  background: var(--br-white); border: 3px solid var(--br-black); box-shadow: var(--br-shadow);
  padding: 20px; transition: transform .12s ease, box-shadow .12s ease;
}
.br-news__card:hover { transform: translate(-3px, -3px); box-shadow: 11px 11px 0 var(--br-black); }
.br-news__date { font-family: var(--br-sans); font-size: 10px; font-weight: 900; letter-spacing: .12em; }
.br-news__title { font-family: var(--br-sans); font-size: 16px; font-weight: 900; line-height: 1.4; }
.br-news__desc { display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; font-size: 13px; color: #4b4842; }
.br-news__more { margin-top: auto; font-family: var(--br-sans); font-size: 10px; font-weight: 900; letter-spacing: .12em; }
.br-news__all { margin-top: 30px; }

/* ---------- FAQ ---------- */
.br-faq__grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; align-items: start; }
.br-faq__card { background: var(--br-white); border: 3px solid var(--br-black); box-shadow: 6px 6px 0 var(--br-black); }
.br-faq__card summary {
  display: flex; gap: 10px; align-items: flex-start; list-style: none; cursor: pointer;
  padding: 16px 18px; font-family: var(--br-sans); font-size: 14px; font-weight: 900; line-height: 1.5;
}
.br-faq__card summary::-webkit-details-marker { display: none; }
.br-faq__no { flex: 0 0 auto; color: var(--br-black); }
.br-faq__a { padding: 0 18px 16px 42px; font-size: 13px; color: #4b4842; border-top: 2px solid var(--br-black); padding-top: 12px; margin-top: 0; }

/* ---------- 分站 ---------- */
.br-city__grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.br-city__item {
  display: flex; flex-direction: column; gap: 2px; padding: 14px 16px;
  background: var(--br-black); color: var(--br-paper);
  border: 3px solid var(--br-paper); transition: transform .12s ease, background .12s ease;
}
.br-city__item:hover { transform: translate(-3px, -3px); background: var(--br-yellow); color: var(--br-black); }
.br-city__region { font-family: var(--br-sans); font-size: 16px; font-weight: 900; }
.br-city__site { font-size: 11px; opacity: .7; }
.br-city__item--fold { display: none; }
.br-city__grid--open .br-city__item--fold { display: flex; }
.br-city__more {
  margin-top: 24px; padding: 10px 22px; background: var(--br-yellow); border: 3px solid var(--br-paper);
  box-shadow: 5px 5px 0 var(--br-paper); color: var(--br-black);
  font-family: var(--br-sans); font-size: 12px; font-weight: 900; cursor: pointer;
}
.br-city__more:hover { transform: translate(3px, 3px); box-shadow: 2px 2px 0 var(--br-paper); }

/* ---------- 关联企业 ---------- */
.br-partners__grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.br-partners__item {
  display: flex; flex-direction: column; gap: 2px; padding: 12px 14px;
  background: var(--br-white); border: 3px solid var(--br-black); box-shadow: 5px 5px 0 var(--br-black);
  transition: transform .12s ease, box-shadow .12s ease;
}
.br-partners__item:hover { transform: translate(-2px, -2px); box-shadow: 7px 7px 0 var(--br-black); }
.br-partners__name { font-family: var(--br-sans); font-size: 13px; font-weight: 900; }
.br-partners__region { font-size: 11px; color: var(--br-gray); }

/* ---------- CTA ---------- */
.br-cta { background: var(--br-yellow); border-top: 3px solid var(--br-black); border-bottom: 3px solid var(--br-black); padding: 54px 0; }
.br-cta__in { display: flex; align-items: center; justify-content: space-between; gap: 26px; flex-wrap: wrap; }
.br-cta__title { font-family: var(--br-sans); font-size: 38px; line-height: 1.1; font-weight: 900; margin: 14px 0 6px; }
.br-cta__lead { font-size: 14px; }
.br-cta__tel {
  font-family: var(--br-sans); font-size: 44px; font-weight: 900; letter-spacing: -.01em;
  padding: 6px 16px; background: var(--br-black); color: var(--br-yellow);
  border: 3px solid var(--br-black); box-shadow: 8px 8px 0 var(--br-black);
}
.br-cta__tel:hover { transform: translate(3px, 3px); box-shadow: 5px 5px 0 var(--br-black); }

/* ---------- 页脚 ---------- */
.br-foot { background: var(--br-black); color: rgba(250,247,239,.72); font-size: 13px; padding-top: 52px; }
.br-foot__top { max-width: 1240px; margin: 0 auto; padding: 0 26px 34px; display: grid; grid-template-columns: 1.6fr .6fr 1fr; gap: 40px; }
.br-foot__name { font-family: var(--br-sans); font-size: 25px; font-weight: 900; color: var(--br-yellow); }
.br-foot__desc { margin: 8px 0 12px; }
.br-foot__tel { font-family: var(--br-sans); font-size: 22px; font-weight: 900; color: var(--br-paper); }
.br-foot__tt { font-family: var(--br-sans); font-size: 10px; font-weight: 900; letter-spacing: .16em; color: var(--br-yellow); margin-bottom: 12px; }
.br-foot__link { display: block; padding: 4px 0; }
.br-foot__link:hover { color: var(--br-yellow); }
.br-foot__line { margin: 0 0 6px; }
.br-foot__line a { color: var(--br-yellow); }
.br-foot__city { max-width: 1240px; margin: 0 auto; padding: 16px 26px; border-top: 2px solid rgba(250,247,239,.2); }
.br-foot__citytt { font-family: var(--br-sans); font-size: 10px; font-weight: 900; letter-spacing: .14em; color: var(--br-yellow); margin-right: 10px; }
.br-foot__citylist { display: inline; }
.br-foot__cityitem { display: inline-block; margin: 0 14px 6px 0; font-size: 12px; }
.br-foot__cityitem:hover { color: var(--br-yellow); }
.br-foot__cityitem--fold { display: none; }
.br-foot__citylist--open .br-foot__cityitem--fold { display: inline-block; }
.br-foot__morebtn { border: 2px solid rgba(250,247,239,.5); background: none; color: var(--br-paper); padding: 3px 10px; font-family: var(--br-sans); font-size: 11px; cursor: pointer; }
.br-foot__nap { max-width: 1240px; margin: 0 auto; padding: 14px 26px; border-top: 2px solid rgba(250,247,239,.2); font-size: 11.5px; color: rgba(250,247,239,.5); }
.br-foot__nap p { margin: 0 0 4px; }
.br-foot__copy { max-width: 1240px; margin: 0 auto; padding: 14px 26px 28px; border-top: 2px solid rgba(250,247,239,.2); display: flex; justify-content: space-between; gap: 8px; flex-wrap: wrap; font-size: 11px; color: rgba(250,247,239,.45); }
.br-foot__copy a { color: rgba(250,247,239,.65); }
.br-foot__copy a:hover { color: var(--br-yellow); }

/* ---------- 移动拨号 ---------- */
.br-dial { display: none; position: fixed; left: 0; right: 0; bottom: 0; z-index: 90; padding: 8px 12px; background: var(--br-paper); border-top: 3px solid var(--br-black); }
.br-dial__tel { display: block; text-align: center; padding: 12px; background: var(--br-black); color: var(--br-yellow); font-family: var(--br-sans); font-weight: 900; letter-spacing: .06em; }

/* ---------- 内页页头 ---------- */
.br-pagehead { padding: 40px 0 0; }
.br-pagehead__card {
  background: var(--br-paper); border: 3px solid var(--br-black); box-shadow: var(--br-shadow-lg);
  padding: 30px 30px 34px;
}
.br-crumb { font-family: var(--br-sans); font-size: 10.5px; font-weight: 900; letter-spacing: .1em; text-transform: uppercase; margin: 0 0 12px; }
.br-crumb a { text-decoration: underline; text-decoration-thickness: 2px; }
.br-pagehead__h1 { font-family: var(--br-sans); font-size: 40px; line-height: 1.1; font-weight: 900; letter-spacing: -.02em; margin: 0; }

/* ---------- 列表 / 分页 ---------- */
.br-newslist { display: flex; flex-direction: column; gap: 18px; }
.br-newslist__row {
  display: grid; grid-template-columns: 120px 1fr 28px; gap: 18px; align-items: start;
  background: var(--br-white); border: 3px solid var(--br-black); box-shadow: 6px 6px 0 var(--br-black);
  padding: 18px 20px; transition: transform .12s ease, box-shadow .12s ease;
}
.br-newslist__row:hover { transform: translate(-3px, -3px); box-shadow: 9px 9px 0 var(--br-black); }
.br-newslist__date { font-family: var(--br-sans); font-size: 11px; font-weight: 900; letter-spacing: .06em; }
.br-newslist__body { display: block; min-width: 0; }
.br-newslist__title { display: block; font-family: var(--br-sans); font-size: 17px; font-weight: 900; line-height: 1.45; }
.br-newslist__desc { display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; margin-top: 5px; font-size: 13px; color: #4b4842; }
.br-newslist__arr { font-family: var(--br-sans); font-size: 20px; font-weight: 900; text-align: right; }
.br-region {
  display: inline-block; font-style: normal; margin-right: 8px; padding: 1px 6px;
  background: var(--br-yellow); border: 2px solid var(--br-black);
  font-family: var(--br-sans); font-size: 10px; font-weight: 900; vertical-align: 2px;
}
.pagination { margin-top: 34px; text-align: center; font-family: var(--br-sans); font-size: 13px; font-weight: 900; }
.pagination a, .pagination span {
  display: inline-block; min-width: 38px; padding: 7px 10px; margin: 0 4px;
  border: 3px solid var(--br-black); background: var(--br-white); color: var(--br-black);
}
.pagination a:hover { background: var(--br-yellow); }
.pagination .current { background: var(--br-black); color: var(--br-yellow); }

/* ---------- 新闻详情 ---------- */
.br-detail { display: grid; grid-template-columns: 1fr 340px; gap: 32px; align-items: start; }
.br-post { background: var(--br-white); border: 3px solid var(--br-black); box-shadow: var(--br-shadow); padding: 26px; }
.br-post__meta { padding-bottom: 12px; margin-bottom: 20px; border-bottom: 3px solid var(--br-black); font-family: var(--br-sans); font-size: 11px; font-weight: 900; letter-spacing: .08em; }
.br-post__cover { display: block; width: 100%; margin-bottom: 20px; border: 3px solid var(--br-black); }
.br-post__actions { display: flex; gap: 14px; flex-wrap: wrap; margin-top: 28px; }
.br-side { background: var(--br-white); border: 3px solid var(--br-black); box-shadow: var(--br-shadow); padding: 20px; }
.br-side__tt { font-family: var(--br-sans); font-size: 20px; font-weight: 900; margin: 8px 0 12px; }
.br-side__item { display: block; padding: 11px 0; border-bottom: 2px solid var(--br-black); }
.br-side__title { display: block; font-size: 13px; font-weight: 700; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.br-side__item:hover .br-side__title { text-decoration: underline; text-decoration-thickness: 2px; }
.br-side__date { display: block; font-family: var(--br-sans); font-size: 10px; font-weight: 900; letter-spacing: .06em; margin-top: 3px; color: var(--br-gray); }
.br-side__empty { font-size: 12px; color: var(--br-gray); }
.br-side__more { display: inline-block; margin-top: 14px; font-family: var(--br-sans); font-size: 11px; font-weight: 900; text-decoration: underline; text-decoration-thickness: 2px; }

/* ---------- 产品详情 ---------- */
.br-prodpage { padding-top: 40px; }
.br-crumb--dark { margin: 0 0 24px; }
.br-prodhero { display: grid; grid-template-columns: 1fr 1fr; background: var(--br-white); border: 3px solid var(--br-black); box-shadow: var(--br-shadow-lg); }
.br-prodhero__media { border-right: 3px solid var(--br-black); background: var(--br-paper); min-height: 360px; }
.br-prodhero__media img { display: block; width: 100%; height: 100%; object-fit: cover; }
.br-prodhero__body { padding: 32px 34px; }
.br-prodhero__h1 { font-family: var(--br-sans); font-size: 32px; line-height: 1.15; font-weight: 900; margin: 14px 0 12px; }
.br-prodhero__desc { font-size: 14px; color: #4b4842; line-height: 1.8; }
.br-inforows { margin: 20px 0; border-top: 3px solid var(--br-black); }
.br-inforows__row { display: flex; gap: 14px; padding: 9px 0; border-bottom: 2px solid var(--br-black); font-size: 13px; }
.br-inforows__k { flex: 0 0 84px; font-family: var(--br-sans); font-size: 11px; font-weight: 900; letter-spacing: .04em; }
.br-inforows__v { flex: 1 1 auto; }
.br-inforows__v a { text-decoration: underline; text-decoration-thickness: 2px; font-weight: 700; }
.br-prodhero__btns { display: flex; gap: 14px; flex-wrap: wrap; }
.br-prodshow { display: grid; grid-template-columns: 1fr 340px; gap: 32px; align-items: start; margin-top: 40px; }
.br-panel { background: var(--br-white); border: 3px solid var(--br-black); box-shadow: 5px 5px 0 var(--br-black); padding: 18px; margin-bottom: 18px; }
.br-panel__tt { font-family: var(--br-sans); font-size: 15px; font-weight: 900; margin: 0 0 10px; padding-bottom: 8px; border-bottom: 3px solid var(--br-black); }
.br-panel p { margin: 0 0 6px; font-size: 12.5px; color: #4b4842; }
.br-chips { display: flex; flex-wrap: wrap; gap: 7px; }
.br-chip { display: inline-block; padding: 3px 9px; background: var(--br-yellow); border: 2px solid var(--br-black); font-family: var(--br-sans); font-size: 11px; font-weight: 900; }

/* ---------- 联系页 ---------- */
.br-contact { display: grid; grid-template-columns: 1fr 1fr; gap: 28px; }
.br-contact__card { background: var(--br-white); border: 3px solid var(--br-black); box-shadow: var(--br-shadow); padding: 28px; }
.br-contact__row { display: flex; gap: 14px; padding: 11px 0; border-bottom: 2px solid var(--br-black); font-size: 14px; }
.br-contact__k { flex: 0 0 84px; font-family: var(--br-sans); font-size: 11px; font-weight: 900; }
.br-contact__row a { text-decoration: underline; text-decoration-thickness: 2px; font-weight: 700; }
.br-contact__btn { margin-top: 24px; }
.br-steps { margin-top: 16px; }
.br-steps li { display: flex; gap: 12px; align-items: baseline; padding: 11px 0; border-bottom: 2px solid var(--br-black); font-size: 14px; }
.br-steps__no { font-family: var(--br-sans); font-size: 12px; font-weight: 900; }

/* ---------- 响应式 ---------- */
@media (max-width: 960px) {
  .br-nav { display: none; }
  .br-burger { display: block; }
  .br-hero__in { grid-template-columns: 1fr; }
  .br-hero__h1 { font-size: 38px; }
  .br-stat__grid, .br-adv__grid, .br-news__grid { grid-template-columns: repeat(2, 1fr); }
  .br-about__in { grid-template-columns: 1fr; gap: 26px; }
  .br-detail, .br-prodshow, .br-prodhero, .br-contact { grid-template-columns: 1fr; }
  .br-prodhero__media { border-right: 0; border-bottom: 3px solid var(--br-black); }
  .br-city__grid, .br-partners__grid { grid-template-columns: repeat(3, 1fr); }
  .br-faq__grid, .br-promise__grid { grid-template-columns: 1fr; }
  .br-foot__top { grid-template-columns: 1fr 1fr; }
  .br-sec { padding: 46px 0; }
  .br-pagehead__h1 { font-size: 32px; }
  .br-cta__title { font-size: 30px; }
}
@media (max-width: 640px) {
  .br-wrap, .br-strip__in, .br-head__in, .br-hero__in { padding-left: 18px; padding-right: 18px; }
  .br-brand { padding: 6px 12px; }
  .br-brand__img { height: 28px; }
  .br-brand__name { font-size: 15px; }
  .br-brand__meta { font-size: 9.5px; }
  .br-hero { padding-top: 30px; }
  .br-hero__manifesto { padding: 26px 22px 40px; }
  .br-hero__h1 { font-size: 29px; }
  .br-hero__tiles { grid-template-columns: 1fr; }
  .br-tile { min-height: 110px; }
  .br-stat__grid, .br-adv__grid, .br-news__grid, .br-city__grid, .br-partners__grid { grid-template-columns: 1fr; }
  .br-newslist__row { grid-template-columns: 1fr; gap: 8px; }
  .br-newslist__arr { display: none; }
  .br-pagehead__h1 { font-size: 24px; }
  .br-pagehead__card { padding: 22px 20px 26px; }
  .br-cta__tel { font-size: 28px; padding: 4px 10px; }
  .br-foot__top { grid-template-columns: 1fr; gap: 24px; }
  .br-dial { display: block; }
  .br-body { padding-bottom: 68px; }
  .br-faq__a { padding-left: 18px; }
}