/* =========================================================
   荣匠科技新官网 · 设计系统（品牌色沿用原站）
   主蓝 #1E18CF / 深蓝 #121F59 / 页脚 #0D154B / 交互蓝 #409EFF
   ========================================================= */

:root {
  --rj-primary: #1E18CF;
  --rj-primary-soft: #3A35E0;
  --rj-navy: #121F59;
  --rj-deep: #0D154B;
  --rj-accent: #409EFF;
  --rj-tint: #F5F8FF;
  --rj-line: #E0E8FF;
  --rj-text: #1B2350;
  --rj-muted: #5A6382;
  --rj-white: #FFFFFF;
  --rj-shadow: 0 10px 40px rgba(27, 77, 255, 0.08);
  /* 圆角规范：全站只用两档，禁止再出现 999px / 50%
     --rj-radius    12px  容器 / 卡片 / 图片 / 图标方块
     --rj-radius-sm  6px  按钮 / 输入框 / 标签 / 徽标 / 箭头等小件 */
  --rj-radius: 12px;
  --rj-radius-sm: 6px;
  /* 版心宽度：随屏幕自适应，尽量满屏（超宽屏上限 1800px，两侧留 2vw 呼吸边距） */
  --rj-maxw: min(1800px, 96vw);
  --rj-nav-h: 76px;
}

/* ---------- Reset / base ---------- */
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: "Inter", -apple-system, BlinkMacSystemFont, "PingFang SC",
    "Microsoft YaHei", "Noto Sans SC", sans-serif;
  color: var(--rj-text);
  background: var(--rj-white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
button { font-family: inherit; cursor: pointer; }

.rj-container { max-width: var(--rj-maxw); margin: 0 auto; padding: 0 24px; }
.rj-only-lg { display: inline; }

/* ---------- Buttons ---------- */
.rj-btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  height: 50px; padding: 0 28px; border-radius: var(--rj-radius-sm);
  font-size: 16px; font-weight: 600; letter-spacing: 0.01em;
  transition: all 0.25s ease; white-space: nowrap; border: 1px solid transparent;
}
.rj-btn--primary { background: var(--rj-primary); color: #fff; }
.rj-btn--primary:hover { background: var(--rj-deep); transform: translateY(-2px); box-shadow: 0 12px 28px rgba(30, 24, 207, 0.28); }
.rj-btn--ghost { background: rgba(255,255,255,0.06); color: #fff; border-color: rgba(255,255,255,0.28); backdrop-filter: blur(4px); }
.rj-btn--ghost:hover { background: rgba(255,255,255,0.14); border-color: #fff; }
/* 深色底上的次级按钮：透明底 + 白色描边 */
.rj-btn--ghost-light { background: transparent; color: #fff; border-color: #fff; }
.rj-btn--ghost-light:hover { background: rgba(255,255,255,0.14); }
/* 咨询热线按钮（浅色底）：白底 + 主色描边，描边明显以便识别为可点击 */
.rj-btn--tel { background: #fff; color: var(--rj-primary); border-color: rgba(30, 24, 207, 0.35); }
.rj-btn--tel:hover { background: rgba(30, 24, 207, 0.06); border-color: var(--rj-primary); }

/* =========================================================
   顶部导航
   ========================================================= */
.rj-nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  height: var(--rj-nav-h); transition: background 0.3s ease, box-shadow 0.3s ease;
}
.rj-nav.is-solid { background: var(--rj-deep); box-shadow: 0 6px 24px rgba(13, 21, 75, 0.35); }
.rj-nav__inner {
  max-width: var(--rj-maxw); margin: 0 auto; padding: 0 24px;
  height: 100%; display: flex; align-items: center; gap: 28px;
}
.rj-nav__logo { display: flex; align-items: center; position: relative; z-index: 1; }
.rj-nav__logo-img { height: 40px; width: auto; }
/* 主导航链接：页面水平居中（用占满宽度 + flex 居中，避免 transform 影响 fixed 下拉包含块）。
   注意：本容器绝对定位、横跨导航全宽，会盖在左侧 LOGO 与右侧 400 电话按钮之上。
   不能改用 pointer-events:none 穿透——那样会让 .rj-nav__drop:hover 失效、产品中心下拉打不开；
   正确做法是把 LOGO 和 400 按钮抬到它之上（见 .rj-nav__logo / .rj-nav__cta 的 position+z-index）。 */
.rj-nav__links {
  position: absolute; left: 0; right: 0;
  display: flex; align-items: center; justify-content: center; gap: 4px; margin-left: 0;
}
.rj-nav__links > a, .rj-nav__drop-btn {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 10px 16px; color: rgba(255,255,255,0.88); font-size: 15px;
  background: none; border: 0; border-radius: var(--rj-radius-sm);
  transition: color 0.2s ease, background 0.2s ease;
}
.rj-nav__links > a:hover, .rj-nav__drop-btn:hover,
.rj-nav__links > a.is-active, .rj-nav__drop-btn.is-active { color: #fff; background: rgba(255,255,255,0.10); }
.rj-nav__drop { position: static; }
/* 产品中心：全宽图文下拉面板（图文对应选择分类） */
.rj-nav__drop-menu {
  position: fixed; top: var(--rj-nav-h); left: 0; right: 0;
  background: #fff; border-top: 1px solid var(--rj-line);
  box-shadow: 0 24px 48px rgba(13, 21, 75, 0.16);
  padding: 30px 0 34px;
  opacity: 0; visibility: hidden; transform: translateY(-10px);
  transition: opacity 0.24s ease, transform 0.24s ease, visibility 0.24s;
}
.rj-nav__drop:hover .rj-nav__drop-menu,
.rj-nav__drop:focus-within .rj-nav__drop-menu { opacity: 1; visibility: visible; transform: translateY(0); }
.rj-nav__cats { display: grid; grid-template-columns: repeat(5, 1fr); gap: 22px; }
.rj-nav__cat { display: block; }
.rj-nav__cat-media {
  display: block; overflow: hidden; border-radius: var(--rj-radius);
  border: 1px solid var(--rj-line); background: var(--rj-tint);
  aspect-ratio: 8 / 5;
  transition: border-color 0.24s ease, box-shadow 0.24s ease;
}
.rj-nav__cat-media img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.45s ease; }
/* 产品中心下拉：系列图的源文件是 2560×1440，产品只占中间约 1/3（上下各留 28%~38% 白边），
   8/5 的容器会把这层白边原样显示出来，看着"上下空白很多"。
   这里收紧成 3/1，让 object-fit:cover 把上下白边裁掉、卡片整体变矮；
   3/1 是不裁到产品的极限（各图最小白边 28% > 上下各裁掉的 20.4%）。
   解决方案下拉用的是全幅实拍图（0 白边），仍保持 8/5 不变。 */
.rj-nav__cats--prod .rj-nav__cat-media { aspect-ratio: 3 / 1; }
.rj-nav__cat-name {
  display: block; margin-top: 13px; text-align: center;
  font-size: 15px; font-weight: 600; color: var(--rj-text);
  transition: color 0.2s ease;
}
.rj-nav__cat:hover .rj-nav__cat-media { border-color: var(--rj-primary); box-shadow: 0 10px 26px rgba(30, 24, 207, 0.16); }
.rj-nav__cat:hover .rj-nav__cat-media img { transform: scale(1.07); }
.rj-nav__cat:hover .rj-nav__cat-name { color: var(--rj-primary); }
/* 服务支持：文字卡片式下拉 */
.rj-nav__texts { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px; max-width: 780px; margin: 0 auto; }
.rj-nav__text {
  display: block; padding: 20px 24px;
  background: var(--rj-tint); border: 1px solid var(--rj-line);
  border-radius: var(--rj-radius);
  transition: border-color 0.24s ease, background 0.24s ease;
}
.rj-nav__text-name { display: block; font-size: 16px; font-weight: 700; color: var(--rj-navy); transition: color 0.2s ease; }
.rj-nav__text-desc { display: block; margin-top: 8px; font-size: 13px; line-height: 1.6; color: var(--rj-muted); }
.rj-nav__text:hover { border-color: var(--rj-primary); background: #fff; }
.rj-nav__text:hover .rj-nav__text-name { color: var(--rj-primary); }
/* 400 按钮：抬到 .rj-nav__links（全宽绝对定位）之上，否则点击会被该容器吃掉 */
.rj-nav__cta {
  margin-left: auto; display: inline-flex; align-items: center; gap: 8px;
  position: relative; z-index: 1;
  height: 42px; padding: 0 18px; border-radius: var(--rj-radius-sm);
  background: var(--rj-primary); color: #fff; font-size: 15px; font-weight: 600;
  transition: background 0.2s ease;
}
.rj-nav__cta:hover { background: #fff; color: var(--rj-primary); }
.rj-nav__burger { display: none; margin-left: auto; background: none; border: 0; padding: 8px; }
.rj-nav__burger span { display: block; width: 22px; height: 2px; background: #fff; margin: 5px 0; border-radius: 1px; transition: 0.3s; }

/* =========================================================
   首屏 Hero
   ========================================================= */
.rj-hero {
  position: relative; overflow: hidden; color: #fff;
  background: linear-gradient(155deg, #18246F 0%, #121F59 46%, #0D154B 100%);
  min-height: 100vh; display: flex; flex-direction: column;
  /* 移动端地址栏展开时 100vh 会高于可视区，首屏被裁切；svh 取「最小可视高度」且不随滚动抖动 */
  min-height: 100svh;
}
/* 封面轮播层 */
.rj-hero__slides { position: absolute; inset: 0; z-index: 0; }
.rj-hero__slide {
  position: absolute; inset: 0;
  background-image: var(--rj-hero-bg);
  background-size: cover; background-position: center top;
  opacity: 0; transition: opacity 1.1s ease;
}
.rj-hero__slide.is-active { opacity: 1; }
/* 首图用真实 <img> 铺满整层（等效原来的 background-size:cover / center top） */
.rj-hero__img {
  position: absolute; inset: 0; width: 100%; height: 100%;
  object-fit: cover; object-position: center top;
}
.rj-hero__glow {
  position: absolute; top: -160px; right: -100px; width: 640px; height: 640px;
  background: radial-gradient(circle, rgba(64, 158, 255, 0.16) 0%, transparent 62%);
  pointer-events: none; z-index: 2;
}
.rj-hero__inner {
  position: relative; z-index: 3; width: 100%; height: 100%;
  display: flex; align-items: center; justify-content: flex-start;
  max-width: var(--rj-maxw); margin: 0 auto;
  /* 左内边距 88px：首屏文案左边留白，同时避开轮播左箭头 */
  padding: calc(var(--rj-nav-h) + 24px) 24px 48px 88px;
  box-sizing: border-box;
}
.rj-hero__slide[data-link] { cursor: pointer; }
.rj-hero__copy { text-align: left; max-width: 920px; width: 100%; }
.rj-hero__kicker {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 7px 14px; border-radius: var(--rj-radius-sm); font-size: 13px; font-weight: 600;
  color: #eaf2ff; background: rgba(30, 42, 110, 0.42); border: 1px solid rgba(255,255,255,0.34);
  text-shadow: 0 1px 8px rgba(5, 10, 40, 0.6);
}
.rj-hero__title {
  margin: 28px 0 20px; font-size: 60px; line-height: 1.14; font-weight: 800;
  letter-spacing: -0.015em;
  text-shadow: 0 2px 6px rgba(5, 10, 40, 0.55), 0 10px 34px rgba(5, 10, 40, 0.55);
}
.rj-hero__hl {
  position: relative; color: #fff;
  background: linear-gradient(90deg, #7fb2ff, #4a86ff 55%, #6ea8ff);
  -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent;
  filter: drop-shadow(0 1px 4px rgba(5, 10, 40, 0.6)) drop-shadow(0 6px 20px rgba(5, 10, 40, 0.5));
}
.rj-hero__lead { font-size: 17px; color: rgba(255,255,255,0.94); letter-spacing: 0.02em; text-shadow: 0 1px 3px rgba(5, 10, 40, 0.75), 0 6px 22px rgba(5, 10, 40, 0.55); }
.rj-hero__cta { display: flex; flex-wrap: wrap; justify-content: flex-start; gap: 16px; margin-top: 40px; }

/* 信任数据条（第二屏上方，居中 + 滚动浮现） */
.rj-stats { background: #fff; border-bottom: 1px solid var(--rj-line); padding: 56px 0; }
.rj-stats__inner {
  display: grid; grid-template-columns: repeat(4, minmax(0, 1fr));
  max-width: 1080px; gap: 20px; text-align: center;
}
.rj-stats__item { position: relative; display: flex; flex-direction: column; align-items: center; gap: 6px; padding: 0 12px; }
.rj-stats__item + .rj-stats__item::before {
  content: ""; position: absolute; left: 0; top: 50%; transform: translateY(-50%);
  width: 1px; height: 44px; background: var(--rj-line);
}
/* 逐项错位浮现 */
.rj-stats__item:nth-child(2) { transition-delay: 0.1s; }
.rj-stats__item:nth-child(3) { transition-delay: 0.2s; }
.rj-stats__item:nth-child(4) { transition-delay: 0.3s; }
.rj-stats__num { font-size: 40px; font-weight: 800; letter-spacing: -0.01em; color: var(--rj-navy); line-height: 1.15; }
.rj-stats__num i { font-style: normal; font-size: 22px; color: var(--rj-accent); margin-left: 2px; }
.rj-stats__label { font-size: 14px; color: var(--rj-muted); }

/* 轮播左右切换箭头 */
.rj-hero__arrow {
  position: absolute; top: 46%; transform: translateY(-50%);
  z-index: 4; width: 46px; height: 46px; border-radius: var(--rj-radius-sm);
  display: inline-flex; align-items: center; justify-content: center;
  background: rgba(13, 21, 75, 0.32); color: #fff;
  border: 1px solid rgba(255,255,255,0.28);
  backdrop-filter: blur(4px); transition: all 0.25s ease;
}
.rj-hero__arrow:hover { background: rgba(13, 21, 75, 0.6); border-color: rgba(255,255,255,0.55); }
.rj-hero__arrow--prev { left: 20px; }
.rj-hero__arrow--next { right: 20px; }

/* =========================================================
   通用区块 / 卡片
   ========================================================= */
.rj-section { padding: 88px 0; }
.rj-section--tint { background: var(--rj-tint); }
.rj-sec-head { text-align: center; max-width: 640px; margin: 0 auto 48px; }
.rj-sec-kicker { font-size: 13px; font-weight: 700; letter-spacing: 0.2em; color: var(--rj-primary); }
.rj-sec-title { margin-top: 10px; font-size: 34px; font-weight: 800; color: var(--rj-navy); }
.rj-sec-lead { margin-top: 14px; font-size: 16px; color: var(--rj-muted); }

.rj-card {
  background: #fff; border: 1px solid var(--rj-line); border-radius: var(--rj-radius);
  box-shadow: var(--rj-shadow); transition: transform 0.25s ease, box-shadow 0.25s ease;
}
.rj-card:hover { transform: translateY(-6px); box-shadow: 0 20px 48px rgba(27, 77, 255, 0.14); }

/* 解决方案（按场景找方案：横排 5 卡，一句痛点 + 一句方案价值） */
.rj-sol { display: grid; grid-template-columns: repeat(5, 1fr); gap: 20px; }
.rj-sol__item { overflow: hidden; display: block; }
.rj-sol__media { position: relative; aspect-ratio: 4 / 3; overflow: hidden; }
.rj-sol__media img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.45s ease; }
.rj-sol__item:hover .rj-sol__media img { transform: scale(1.07); }
.rj-sol__name {
  position: absolute; left: 0; right: 0; bottom: 0; z-index: 2;
  padding: 30px 14px 11px; font-size: 17px; font-weight: 700; color: #fff;
  background: linear-gradient(180deg, rgba(8,13,48,0) 0%, rgba(8,13,48,0.82) 100%);
}
.rj-sol__body { padding: 16px 16px 20px; }
.rj-sol__pain, .rj-sol__value { font-size: 13px; line-height: 1.65; }
.rj-sol__pain { color: var(--rj-navy); font-weight: 600; }
.rj-sol__value { margin-top: 10px; padding-top: 10px; border-top: 1px dashed var(--rj-line); color: var(--rj-muted); }
.rj-sol__pain i, .rj-sol__value i {
  display: inline-block; margin-right: 6px; padding: 1px 6px; vertical-align: 1px;
  border-radius: var(--rj-radius-sm); font-style: normal; font-size: 11px; font-weight: 700;
}
.rj-sol__pain i { color: #fff; background: var(--rj-primary); }
.rj-sol__value i { color: var(--rj-primary); background: rgba(30, 24, 207, 0.08); }
.rj-sol__intro { margin-top: 10px; font-size: 13px; line-height: 1.7; color: var(--rj-muted); }
.rj-sol__more { margin-top: 34px; text-align: center; }
.rj-sol__more a { font-size: 15px; font-weight: 600; color: var(--rj-primary); transition: color 0.2s ease; }
.rj-sol__more a:hover { color: var(--rj-deep); }
/* 解决方案总览页：3 列大卡 */
.rj-sol--list { grid-template-columns: repeat(3, 1fr); gap: 24px; }
.rj-sol--list .rj-sol__media { aspect-ratio: 16 / 9; }
.rj-sol--list .rj-sol__name { font-size: 19px; }

/* 场景页（痛点 → 方案价值） */
.rj-solhead { display: grid; grid-template-columns: 1.05fr 1fr; gap: 44px; align-items: center; }
.rj-solhead__media {
  overflow: hidden; border-radius: var(--rj-radius);
  border: 1px solid var(--rj-line); box-shadow: var(--rj-shadow);
}
.rj-solhead__media img { width: 100%; aspect-ratio: 16 / 10; object-fit: cover; }
.rj-solhead__pain { font-size: 21px; font-weight: 700; color: var(--rj-navy); line-height: 1.55; }
.rj-solhead__value { margin-top: 16px; font-size: 16px; color: var(--rj-text); line-height: 1.75; }
.rj-solhead__pain i, .rj-solhead__value i {
  display: inline-block; margin-right: 8px; padding: 2px 8px; vertical-align: 3px;
  border-radius: var(--rj-radius-sm); font-style: normal; font-size: 12px; font-weight: 700;
}
.rj-solhead__pain i { color: #fff; background: var(--rj-primary); }
.rj-solhead__value i { color: var(--rj-primary); background: rgba(30, 24, 207, 0.08); }
.rj-solhead__intro { margin-top: 18px; font-size: 15px; line-height: 1.85; color: var(--rj-muted); }
.rj-solhead__cta { margin-top: 26px; display: flex; align-items: center; gap: 20px; flex-wrap: wrap; }

/* =========================================================
   解决方案体系（总览 / 领域页 / 子方案页）
   ========================================================= */
/* 页头副标题与 CTA */
.rj-pagehead__lead { margin-top: 18px; max-width: 780px; font-size: 17px; line-height: 1.8; color: rgba(255,255,255,0.88); }
.rj-pagehead__cta { margin-top: 28px; display: flex; flex-wrap: wrap; gap: 16px; }

/* 总览：为什么按领域找方案 */
.rj-why-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.rj-why { padding: 30px 28px; position: relative; }
.rj-why__num { position: absolute; top: 22px; right: 26px; font-size: 34px; font-weight: 800; color: rgba(30, 24, 207, 0.12); }
.rj-why__title { font-size: 18px; font-weight: 700; color: var(--rj-navy); }
.rj-why__text { margin-top: 10px; font-size: 14px; line-height: 1.7; color: var(--rj-muted); }

/* 总览：五大领域卡 */
.rj-domain-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.rj-domain { display: block; overflow: hidden; }
.rj-domain__media { position: relative; aspect-ratio: 16 / 10; overflow: hidden; }
.rj-domain__media img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.45s ease; }
.rj-domain:hover .rj-domain__media img { transform: scale(1.07); }
.rj-domain__body { padding: 20px 22px 24px; }
.rj-domain__name { font-size: 20px; font-weight: 700; color: var(--rj-navy); }
.rj-domain__cover { margin-top: 8px; font-size: 14px; line-height: 1.6; color: var(--rj-muted); }
.rj-domain__link { display: inline-block; margin-top: 14px; font-size: 14px; font-weight: 600; color: var(--rj-primary); }
.rj-domain:hover .rj-domain__link { color: var(--rj-deep); }

/* 子方案速览卡 */
.rj-sub-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.rj-sub-grid--wide { grid-template-columns: repeat(2, 1fr); }
.rj-sub { display: block; overflow: hidden; }
.rj-sub__media { position: relative; aspect-ratio: 16 / 9; overflow: hidden; }
.rj-sub__media img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.45s ease; }
.rj-sub:hover .rj-sub__media img { transform: scale(1.07); }
.rj-sub__body { padding: 18px 20px 22px; }
.rj-sub__name { font-size: 17px; font-weight: 700; color: var(--rj-navy); }
.rj-sub__one { margin-top: 8px; font-size: 13px; line-height: 1.65; color: var(--rj-muted); }
.rj-sub__link { display: inline-block; margin-top: 12px; font-size: 13px; font-weight: 600; color: var(--rj-primary); }

/* 子方案卡：场景需求标签 */
.rj-sub__needs { margin-top: 12px; display: flex; flex-wrap: wrap; gap: 8px; }
.rj-sub__needs li {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 4px 11px; border-radius: 999px;
  background: var(--rj-tint); border: 1px solid var(--rj-line);
  font-size: 12px; line-height: 1.5; color: var(--rj-muted);
}
.rj-sub__needs li::before { content: ''; width: 5px; height: 5px; border-radius: 50%; background: var(--rj-primary); flex: none; }

/* 子方案横排卡（左图右文字）：解决方案列表页统一格式，一行一个 */
.rj-sub-grid--h { grid-template-columns: 1fr; }
.rj-sub--h { display: grid; grid-template-columns: 38% 1fr; align-items: center; }
.rj-sub--h .rj-sub__media { aspect-ratio: auto; height: 100%; min-height: 200px; }
.rj-sub--h .rj-sub__body { padding: 26px 30px; }
.rj-sub--h .rj-sub__name { font-size: 18px; }
.rj-sub--h .rj-sub__one { margin-top: 10px; font-size: 13.5px; line-height: 1.75; }
.rj-sub--h .rj-sub__link { margin-top: 14px; font-size: 13.5px; }

/* 总览：通用能力 */
.rj-cap-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.rj-cap { padding: 26px 24px; }
.rj-cap__icon {
  display: inline-flex; align-items: center; justify-content: center;
  width: 48px; height: 48px; border-radius: var(--rj-radius); color: #fff;
  background: linear-gradient(135deg, #1E18CF, #4A46E8);
}
.rj-cap__title { margin-top: 16px; font-size: 17px; font-weight: 700; color: var(--rj-navy); }
.rj-cap__text { margin-top: 8px; font-size: 13px; line-height: 1.65; color: var(--rj-muted); }

/* 领域页：共性挑战 */
.rj-cha-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.rj-cha { padding: 26px 24px; position: relative; }
.rj-cha__num { position: absolute; top: 20px; right: 24px; font-size: 30px; font-weight: 800; color: rgba(30, 24, 207, 0.12); }
.rj-cha__title { font-size: 17px; font-weight: 700; color: var(--rj-navy); }
.rj-cha__text { margin-top: 10px; font-size: 13px; line-height: 1.7; color: var(--rj-muted); }

/* 领域页：作业场景 chips */
.rj-scene-chips { list-style: none; padding: 0; margin: 0; display: flex; flex-wrap: wrap; justify-content: center; gap: 12px; }
.rj-scene-chip { padding: 10px 20px; border-radius: var(--rj-radius); background: #fff; border: 1px solid var(--rj-line); color: var(--rj-text); font-size: 14px; }
.rj-scene-chip::before { content: ''; display: inline-block; width: 6px; height: 6px; border-radius: 2px; margin-right: 8px; background: var(--rj-primary); vertical-align: 2px; }

/* 领域页：常用设备 */
.rj-dev-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.rj-dev { overflow: hidden; display: flex; flex-direction: column; }
.rj-dev__media { background: #fff; padding: 16px; }
.rj-dev__media img { width: 100%; aspect-ratio: 4 / 3; object-fit: contain; }
.rj-dev__body { padding: 18px 20px 22px; display: flex; flex-direction: column; flex: 1; }
.rj-dev__name { font-size: 16px; font-weight: 700; color: var(--rj-navy); }
.rj-dev__pos { display: inline-block; margin-top: 8px; align-self: flex-start; padding: 2px 8px; border-radius: var(--rj-radius-sm); font-size: 11px; font-weight: 700; color: #fff; background: var(--rj-primary); }
.rj-dev__cap { margin-top: 10px; font-size: 13px; line-height: 1.7; color: var(--rj-muted); }
.rj-dev__link { margin-top: 14px; font-size: 13px; font-weight: 600; color: var(--rj-primary); }
.rj-dev__link:hover { color: var(--rj-deep); }
.rj-dev__link--txt { color: var(--rj-muted); font-weight: 400; }

/* 领域页：交付保障 */
.rj-deliver-list { list-style: none; padding: 0; margin: 0 auto; max-width: 980px; display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.rj-deliver { display: flex; align-items: center; gap: 12px; padding: 18px 22px; border-radius: var(--rj-radius); background: #fff; border: 1px solid var(--rj-line); font-size: 15px; line-height: 1.6; color: var(--rj-text); }
.rj-deliver__dot { width: 8px; height: 8px; border-radius: 2px; background: var(--rj-primary); flex: none; }

/* =========================================================
   领域页（升级版）：Hero + 场景卡 + 设备横向卡
   ========================================================= */
/* 领域 Hero */
.rj-dh {
  position: relative; overflow: hidden; color: #fff;
  background:
    radial-gradient(1000px 460px at 88% -10%, rgba(64,158,255,.2), transparent 60%),
    linear-gradient(150deg, #18246F 0%, var(--rj-navy) 55%, var(--rj-deep) 100%);
  padding: 72px 0 0;
}
.rj-dh::after {
  content: ''; position: absolute; inset: 0; pointer-events: none;
  background-image:
    linear-gradient(rgba(255,255,255,.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.035) 1px, transparent 1px);
  background-size: 46px 46px;
}
.rj-dh__inner { max-width: var(--rj-maxw); margin: 0 auto; padding: 0 24px; position: relative; z-index: 1; }
.rj-dh__crumb { font-size: 13px; color: rgba(255,255,255,.62); }
.rj-dh__crumb a { color: #8ab6ff; }
.rj-dh__crumb a:hover { color: #fff; }
.rj-dh__grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: 56px; align-items: center; margin-top: 40px; }
.rj-dh__title { font-size: clamp(30px, 3.6vw, 46px); font-weight: 800; line-height: 1.22; letter-spacing: .01em; }
.rj-dh__lead { margin-top: 22px; font-size: 16px; line-height: 1.95; color: rgba(255,255,255,.8); max-width: 620px; }
.rj-dh__cta { margin-top: 32px; display: flex; flex-wrap: wrap; gap: 16px; }
.rj-dh__media img {
  display: block; width: 100%; aspect-ratio: 4/3; object-fit: cover;
  border-radius: 16px; border: 1px solid rgba(255,255,255,.16);
  box-shadow: 0 30px 70px rgba(5,10,40,.4);
}
.rj-dh__stats {
  margin-top: 56px; padding: 22px 0; display: grid; grid-template-columns: repeat(4, 1fr);
  border-top: 1px solid rgba(255,255,255,.14);
}
.rj-dh__stat { text-align: center; }
.rj-dh__stat + .rj-dh__stat { border-left: 1px solid rgba(255,255,255,.14); }
.rj-dh__stat b { display: block; font-size: 30px; font-weight: 800; color: #fff; }
.rj-dh__stat span { display: block; margin-top: 6px; font-size: 13px; color: rgba(255,255,255,.62); }

/* 领域作业场景：编号卡网格 */
.rj-scene-grid { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.rj-scene-card {
  display: flex; align-items: center; gap: 14px; padding: 22px 22px;
  border-radius: var(--rj-radius); background: #fff; border: 1px solid var(--rj-line);
  transition: border-color .2s ease, box-shadow .2s ease, transform .2s ease;
}
.rj-scene-card:hover { border-color: var(--rj-primary); box-shadow: var(--rj-shadow); transform: translateY(-2px); }
.rj-scene-card__num {
  flex: none; width: 46px; height: 46px; border-radius: var(--rj-radius);
  display: flex; align-items: center; justify-content: center;
  background: var(--rj-tint); border: 1px solid var(--rj-line);
  font-size: 16px; font-weight: 800; color: var(--rj-primary);
}
.rj-scene-card__txt { font-size: 15px; font-weight: 600; color: var(--rj-text); line-height: 1.5; }

/* 领域常用设备：横向卡 */
.rj-dev-lg-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.rj-dev-lg { display: grid; grid-template-columns: 44% 1fr; align-items: center; overflow: hidden; }
.rj-dev-lg__media { height: clamp(200px, 16vw, 260px); background: #fff; padding: 18px; overflow: hidden; }
.rj-dev-lg__media img { width: 100%; height: 100%; object-fit: contain; transition: transform .45s ease; }
.rj-dev-lg:hover .rj-dev-lg__media img { transform: scale(1.05); }
.rj-dev-lg__ph { width: 100%; height: 100%; display: flex; align-items: center; justify-content: center; font-size: 15px; font-weight: 700; color: var(--rj-muted); }
.rj-dev-lg__body { padding: 26px 28px; display: flex; flex-direction: column; }
.rj-dev-lg__head { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.rj-dev-lg__name { font-size: 19px; font-weight: 800; color: var(--rj-navy); }
.rj-dev-lg__pos { padding: 3px 10px; border-radius: var(--rj-radius-sm); font-size: 12px; font-weight: 700; color: #fff; background: var(--rj-primary); }
.rj-dev-lg__cap { margin-top: 12px; font-size: 13.5px; line-height: 1.75; color: var(--rj-muted); }
.rj-dev-lg__link { margin-top: 18px; display: inline-flex; align-items: center; gap: 6px; font-size: 14px; font-weight: 700; color: var(--rj-primary); transition: gap .2s ease; }
.rj-dev-lg:hover .rj-dev-lg__link { gap: 10px; }

/* 子方案单卡：仅一个方案时改为左图右介绍（横向铺开） */
.rj-sub-grid--solo { grid-template-columns: minmax(0, 1fr); }
.rj-sub--solo { display: grid; grid-template-columns: 44% 1fr; align-items: center; }
.rj-sub--solo .rj-sub__media { aspect-ratio: auto; height: clamp(240px, 22vw, 340px); }
.rj-sub--solo .rj-sub__body { padding: 30px 40px; }
.rj-sub--solo .rj-sub__name { font-size: 22px; }
.rj-sub--solo .rj-sub__one { margin-top: 12px; font-size: 15px; line-height: 1.85; }
.rj-sub--solo .rj-sub__link { margin-top: 18px; font-size: 14px; }

/* 领域页 / 子方案页：FAQ */
.rj-faq-list { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; align-items: start; }
.rj-faq { background: #fff; border: 1px solid var(--rj-line); border-radius: var(--rj-radius); overflow: hidden; }
.rj-faq__q { padding: 18px 22px; font-size: 16px; font-weight: 600; color: var(--rj-navy); cursor: pointer; list-style: none; }
.rj-faq__q::-webkit-details-marker { display: none; }
.rj-faq__q::after { content: '+'; float: right; color: var(--rj-primary); font-weight: 700; transition: transform 0.2s ease; }
.rj-faq[open] .rj-faq__q::after { transform: rotate(45deg); }
.rj-faq__a { padding: 0 22px 18px; margin: 0; font-size: 14px; line-height: 1.8; color: var(--rj-muted); }

/* FAQ 页：分类锚点导航 */
.rj-faq-nav { display: flex; flex-wrap: wrap; justify-content: center; gap: 12px; margin-bottom: 52px; }
.rj-faq-nav a {
  padding: 10px 22px; border-radius: var(--rj-radius-sm);
  background: #fff; border: 1px solid var(--rj-line);
  font-size: 14px; font-weight: 600; color: var(--rj-text);
  transition: border-color 0.2s ease, color 0.2s ease;
}
.rj-faq-nav a:hover { border-color: var(--rj-primary); color: var(--rj-primary); }

/* FAQ 页：问答分组（锚点定位需避开固定导航） */
.rj-faq-group { scroll-margin-top: calc(var(--rj-nav-h) + 28px); }
.rj-faq-group + .rj-faq-group { margin-top: 60px; }
.rj-faq-group .rj-sec-head { margin-bottom: 26px; }

/* FAQ 页：底部引导 */
.rj-faq-more {
  margin-top: 60px; padding: 36px 32px; text-align: center;
  background: var(--rj-tint); border: 1px solid var(--rj-line); border-radius: var(--rj-radius);
}
.rj-faq-more__text { font-size: 16px; line-height: 1.8; color: var(--rj-text); }
.rj-faq-more__btns { margin-top: 24px; display: flex; flex-wrap: wrap; gap: 14px; justify-content: center; }

/* 售后页：保修与技术支持说明 */
.rj-svc-notes { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 20px; }
.rj-svc-note { padding: 32px 30px; }
.rj-svc-note__title { font-size: 19px; font-weight: 700; color: var(--rj-navy); }
.rj-svc-note__text { margin-top: 12px; font-size: 14px; line-height: 1.85; color: var(--rj-muted); }

/* 子方案页：方案要点 */
.rj-point-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.rj-point { padding: 26px 24px; position: relative; }
.rj-point__num { position: absolute; top: 20px; right: 24px; font-size: 30px; font-weight: 800; color: rgba(30, 24, 207, 0.12); }
.rj-point__text { font-size: 15px; line-height: 1.75; color: var(--rj-text); }

/* 子方案页：开篇简介 */
.rj-intro__title { font-size: 26px; font-weight: 800; color: var(--rj-navy); margin-bottom: 14px; }

/* 子方案页：场景需求 */
.rj-need-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.rj-need { padding: 26px 24px; position: relative; }
.rj-need__num { position: absolute; top: 20px; right: 24px; font-size: 30px; font-weight: 800; color: rgba(30, 24, 207, 0.12); }
.rj-need__title { font-size: 17px; font-weight: 700; color: var(--rj-navy); }
.rj-need__text { margin-top: 10px; font-size: 13px; line-height: 1.7; color: var(--rj-muted); }

/* 子方案页：解决方案（整体思路 + 架构图） */
.rj-solplan__desc { font-size: 16px; line-height: 1.95; color: var(--rj-muted); }
.rj-solplan__media {
  margin: 32px 0 0; padding: 18px; background: #fff;
  border: 1px solid var(--rj-line); border-radius: var(--rj-radius); box-shadow: var(--rj-shadow);
}
.rj-solplan__media img { display: block; width: 100%; height: auto; border-radius: 10px; }
/* 架构图双版本：PC 用横版，移动端换竖版（字号更大、单列） */
.rj-solplan__media .rj-solplan__img--mb { display: none; }

/* 子方案页：作业流程 */
.rj-steps { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.rj-step { position: relative; padding: 26px 24px; background: #fff; border: 1px solid var(--rj-line); border-radius: var(--rj-radius); }
.rj-step__num {
  display: inline-flex; align-items: center; justify-content: center;
  width: 40px; height: 40px; border-radius: var(--rj-radius);
  background: var(--rj-primary); color: #fff; font-size: 18px; font-weight: 700;
}
.rj-step__title { margin-top: 16px; font-size: 17px; font-weight: 700; color: var(--rj-navy); }
.rj-step__text { margin-top: 8px; font-size: 13px; line-height: 1.7; color: var(--rj-muted); }
.rj-step::after { content: ''; position: absolute; top: 46px; right: -14px; width: 10px; height: 2px; background: var(--rj-line); }
.rj-step:last-child::after { display: none; }

/* 子方案页：相关方案 */
/* 用 auto-fit 让列数跟随条目数自适应，不依赖 :has()（旧浏览器同样生效，避免留空列） */
.rj-other-list { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 16px; }
.rj-other { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 20px 24px; }
.rj-other__name { font-size: 15px; font-weight: 600; color: var(--rj-navy); }
.rj-other__go { font-size: 13px; color: var(--rj-primary); flex: none; }
.rj-other:hover .rj-other__name { color: var(--rj-primary); }

/* 首页：服务客户 LOGO 墙 */
.rj-logo-wall { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(6, 1fr); gap: 16px; }
.rj-logo-wall__item {
  display: flex; align-items: center; justify-content: center;
  background: #fff; border: 1px solid var(--rj-line); border-radius: var(--rj-radius);
  padding: 20px 16px; height: 92px;
}
.rj-logo-wall__item img {
  max-width: 78%; max-height: 46px; object-fit: contain;
  filter: grayscale(100%); opacity: 0.7; transition: filter 0.3s ease, opacity 0.3s ease;
}
.rj-logo-wall__item:hover img { filter: grayscale(0); opacity: 1; }

/* 首页资质区：专利证书自动横向滚动墙 */
.rj-patent { margin-top: 44px; }
.rj-patent__label { text-align: center; font-size: 13px; font-weight: 700; letter-spacing: 0.2em; color: var(--rj-primary); margin-bottom: 18px; }
.rj-patent-wall {
  overflow: hidden;
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
  mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
}
.rj-patent-track { display: flex; width: max-content; animation: rj-patent-scroll 42s linear infinite; }
.rj-patent-wall:hover .rj-patent-track { animation-play-state: paused; }
.rj-patent-set { display: flex; gap: 16px; padding-right: 16px; }
.rj-patent-card {
  flex: none; width: 200px; aspect-ratio: 3 / 4; background: #fff;
  border: 1px solid var(--rj-line); border-radius: var(--rj-radius);
  overflow: hidden; padding: 12px;
}
.rj-patent-card img { width: 100%; height: 100%; object-fit: contain; }
@keyframes rj-patent-scroll { from { transform: translateX(0); } to { transform: translateX(-50%); } }

/* =========================================================
   关于页
   ========================================================= */
/* 公司简介 */
.rj-about { display: grid; grid-template-columns: 1.2fr 1fr; gap: 48px; align-items: center; }
.rj-about__title { font-size: 26px; font-weight: 800; color: var(--rj-navy); margin: 10px 0 0; }
.rj-about__text { margin-top: 14px; font-size: 15px; line-height: 1.85; color: var(--rj-text); }
/* 公司简介右栏：公司/厂房实景拼图。width/height 属性已给出固有比例（1400×1059），
   这里只补 height:auto 防止外部 reset 干扰，无需 aspect-ratio 也不会抖动。 */
.rj-about__media { display: block; width: 100%; height: auto; border: 1px solid var(--rj-line); box-shadow: 0 18px 40px rgba(18, 31, 89, 0.10); }

/* 企业文化 */
.rj-culture-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.rj-culture { padding: 28px 24px; text-align: center; }
.rj-culture__icon {
  display: inline-flex; align-items: center; justify-content: center;
  width: 52px; height: 52px; border-radius: var(--rj-radius); color: #fff;
  background: linear-gradient(135deg, #1E18CF, #4A46E8);
}
.rj-culture__title { margin-top: 16px; font-size: 17px; font-weight: 700; color: var(--rj-navy); }
.rj-culture__text { margin-top: 8px; font-size: 13px; line-height: 1.65; color: var(--rj-muted); }

/* 成长历程时间线 */
.rj-timeline { list-style: none; padding: 0; margin: 0 auto; max-width: 860px; position: relative; }
.rj-timeline::before { content: ''; position: absolute; left: 70px; top: 8px; bottom: 8px; width: 2px; background: var(--rj-line); }
.rj-tl { position: relative; display: flex; gap: 28px; padding: 0 0 30px; }
.rj-tl:last-child { padding-bottom: 0; }
.rj-tl__year { flex: none; width: 56px; text-align: right; font-size: 15px; font-weight: 800; color: var(--rj-primary); padding-top: 4px; }
.rj-tl__body { position: relative; flex: 1; background: #fff; border: 1px solid var(--rj-line); border-radius: var(--rj-radius); padding: 20px 24px; }
.rj-tl__body::before {
  content: ''; position: absolute; left: -13px; top: 22px;
  width: 12px; height: 12px; border-radius: 2px; background: var(--rj-primary);
}
.rj-tl__title { font-size: 17px; font-weight: 700; color: var(--rj-navy); }
.rj-tl__text { margin-top: 8px; font-size: 14px; line-height: 1.75; color: var(--rj-muted); }

/* =========================================================
   新闻资讯
   ========================================================= */
.rj-pagehead__meta { margin-top: 12px; font-size: 13px; color: rgba(255,255,255,0.65); }
.rj-news-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.rj-news-card { display: block; overflow: hidden; }
.rj-news-card__media { position: relative; aspect-ratio: 16 / 10; overflow: hidden; background: var(--rj-deep); }
.rj-news-card__media img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.45s ease; }
.rj-news-card:hover .rj-news-card__media img { transform: scale(1.07); }
.rj-news-card__ph { display: flex; align-items: center; justify-content: center; height: 100%; color: rgba(255,255,255,0.6); font-size: 15px; }
.rj-news-card__cat {
  position: absolute; top: 12px; left: 12px; padding: 3px 10px;
  border-radius: var(--rj-radius-sm); font-size: 12px; font-weight: 700;
  color: #fff; background: rgba(13, 21, 75, 0.72); backdrop-filter: blur(4px);
}
.rj-news-card__body { padding: 18px 20px 22px; }
.rj-news-card__title {
  font-size: 17px; font-weight: 700; line-height: 1.45; color: var(--rj-navy);
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
}
.rj-news-card:hover .rj-news-card__title { color: var(--rj-primary); }
.rj-news-card__sum {
  margin-top: 10px; font-size: 13px; line-height: 1.7; color: var(--rj-muted);
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
}
.rj-news-card__meta { display: block; margin-top: 14px; font-size: 12px; color: var(--rj-muted); }

/* 分页 */
.rj-pager { display: flex; justify-content: center; flex-wrap: wrap; gap: 8px; margin-top: 44px; }
.rj-pager__btn {
  padding: 8px 16px; border: 1px solid var(--rj-line); border-radius: var(--rj-radius-sm);
  font-size: 14px; color: var(--rj-text); background: #fff; transition: 0.2s;
}
.rj-pager__btn:hover { border-color: var(--rj-primary); color: var(--rj-primary); }
.rj-pager__btn.is-active { background: var(--rj-primary); border-color: var(--rj-primary); color: #fff; }

/* 空状态 */
.rj-empty { text-align: center; padding: 60px 0; color: var(--rj-muted); font-size: 15px; }

/* 新闻详情 */
.rj-news-detail { max-width: 860px; margin: 0 auto; }
.rj-news-detail__lead {
  font-size: 16px; line-height: 1.85; color: var(--rj-text);
  background: #fff; border-left: 3px solid var(--rj-primary);
  border-radius: 0 var(--rj-radius-sm) var(--rj-radius-sm) 0;
  padding: 14px 18px; margin-bottom: 28px;
}
.rj-news-detail .rj-editor { margin-top: 0; }
.rj-news-nav { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; max-width: 860px; margin: 48px auto 0; }
.rj-news-nav__item {
  display: flex; flex-direction: column; gap: 6px; padding: 18px 22px;
  background: #fff; border: 1px solid var(--rj-line); border-radius: var(--rj-radius); transition: 0.2s;
}
.rj-news-nav__item:hover { border-color: var(--rj-primary); }
.rj-news-nav__item--next { text-align: right; }
.rj-news-nav__lbl { font-size: 12px; color: var(--rj-muted); }
.rj-news-nav__txt {
  font-size: 14px; font-weight: 600; color: var(--rj-navy); line-height: 1.5;
  display: -webkit-box; -webkit-line-clamp: 1; -webkit-box-orient: vertical; overflow: hidden;
}
.rj-news-nav__item:hover .rj-news-nav__txt { color: var(--rj-primary); }
.rj-sec-head--left { margin-left: 0; text-align: left; max-width: none; }

/* 新闻详情：正文 + 右侧相关资讯 */
/* 正文限宽 860 与侧栏作为整体居中：避免正文在大屏超宽左栏内居中，把「相关资讯」推得过远 */
.rj-news-layout { display: grid; grid-template-columns: minmax(0, 860px) 320px; gap: 44px; align-items: start; justify-content: center; }
.rj-news-layout__main { min-width: 0; }
.rj-news-side { position: sticky; top: calc(var(--rj-nav-h) + 24px); }
.rj-news-side__title {
  font-size: 19px; font-weight: 800; color: var(--rj-navy);
  padding-bottom: 14px; border-bottom: 2px solid var(--rj-primary); margin-bottom: 18px;
}
.rj-news-side__list { list-style: none; padding: 0; margin: 0; display: grid; gap: 14px; }
.rj-news-side__item {
  display: flex; align-items: center; gap: 14px; padding: 12px;
  background: #fff; border: 1px solid var(--rj-line); border-radius: var(--rj-radius);
  transition: border-color 0.2s ease, transform 0.2s ease, box-shadow 0.2s ease;
}
.rj-news-side__item:hover { border-color: var(--rj-primary); transform: translateY(-2px); box-shadow: var(--rj-shadow); }
.rj-news-side__media {
  flex: none; width: 96px; aspect-ratio: 16 / 10; overflow: hidden;
  border-radius: var(--rj-radius-sm); background: var(--rj-tint);
}
.rj-news-side__media img { width: 100%; height: 100%; object-fit: cover; }
/* 无配图时的文字占位：父级 .rj-news-side__media 是浅色 --rj-tint 底，
   必须用深色文字（不能复用深色/图片底上的 .rj-news-card__ph 白字） */
.rj-news-side__ph {
  display: flex; align-items: center; justify-content: center;
  height: 100%; color: var(--rj-muted); font-size: 12px; font-weight: 600;
}
.rj-news-side__body { min-width: 0; display: flex; flex-direction: column; gap: 6px; }
.rj-news-side__txt {
  font-size: 14px; font-weight: 600; line-height: 1.5; color: var(--rj-text);
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
}
.rj-news-side__item:hover .rj-news-side__txt { color: var(--rj-primary); }
.rj-news-side__date { font-size: 12px; color: var(--rj-muted); }

/* =========================================================
   联系我们
   ========================================================= */
.rj-contact { display: grid; grid-template-columns: 1fr 1.05fr; gap: 48px; align-items: start; }
.rj-contact__info { display: grid; gap: 14px; }
.rj-contact__card {
  display: flex; align-items: center; gap: 16px;
  padding: 22px 24px; background: #fff; border: 1px solid var(--rj-line); border-radius: var(--rj-radius);
}
.rj-contact__icon {
  display: inline-flex; align-items: center; justify-content: center;
  width: 46px; height: 46px; border-radius: var(--rj-radius);
  color: #fff; background: linear-gradient(135deg, #1E18CF, #4A46E8); flex: none;
}
.rj-contact__lbl { font-size: 13px; color: var(--rj-muted); }
.rj-contact__val { margin-top: 4px; font-size: 16px; font-weight: 600; color: var(--rj-navy); }
.rj-contact__val a { color: var(--rj-primary); text-decoration: none; }
/* 400 热线：以文字直接呈现，不加外边框；仍是 tel: 链接，点击即可拨打 */
.rj-contact__tel { font-size: 22px; font-weight: 800; letter-spacing: 0.02em; }
.rj-contact__tel:hover { text-decoration: underline; }
.rj-contact__form {
  background: #fff; border: 1px solid var(--rj-line); border-radius: var(--rj-radius);
  padding: 32px 30px; box-shadow: var(--rj-shadow);
}
.rj-contact__ftitle { font-size: 22px; font-weight: 800; color: var(--rj-navy); }
.rj-contact__fdesc { margin-top: 8px; font-size: 14px; line-height: 1.7; color: var(--rj-muted); }
.rj-form-row { margin-top: 16px; }
.rj-form-input {
  width: 100%; height: 48px; padding: 0 14px; box-sizing: border-box;
  border: 1px solid var(--rj-line); border-radius: var(--rj-radius-sm);
  font-size: 14px; outline: none; background: #fff; color: var(--rj-text);
}
.rj-form-input:focus { border-color: var(--rj-primary); }
.rj-form-input--area { height: auto; padding: 12px 14px; resize: vertical; }
.rj-form-submit { margin-top: 20px; }
.rj-form-msg { margin-top: 12px; font-size: 13px; color: var(--rj-primary); min-height: 18px; }

/* 产品系列 tab */
.rj-tabs { display: flex; flex-wrap: wrap; justify-content: center; gap: 12px; margin-bottom: 40px; }
.rj-tab {
  padding: 10px 22px; border-radius: var(--rj-radius-sm); font-size: 14px; font-weight: 600;
  color: var(--rj-muted); background: #fff; border: 1px solid var(--rj-line);
  transition: all 0.2s ease;
}
.rj-tab:hover { color: var(--rj-primary); border-color: var(--rj-primary); }
.rj-tab.is-active { color: #fff; background: var(--rj-primary); border-color: var(--rj-primary); }

/* 热销产品网格 */
.rj-prod-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.rj-prod { overflow: hidden; display: block; }
.rj-prod__media { position: relative; height: clamp(210px, 15vw, 290px); background: #fff; padding: 16px; }
.rj-prod__media img { width: 100%; height: 100%; object-fit: contain; }
.rj-prod__tag {
  position: absolute; top: 12px; left: 12px; padding: 4px 10px; border-radius: var(--rj-radius-sm);
  font-size: 12px; font-weight: 700; color: #fff; background: var(--rj-primary);
}
.rj-prod__body { padding: 18px 20px 22px; }
.rj-prod__name { font-size: 17px; font-weight: 700; color: var(--rj-navy); }
.rj-prod__feat { margin-top: 10px; display: flex; flex-direction: column; gap: 6px; }
.rj-prod__feat li {
  position: relative; padding-left: 16px; font-size: 13px; color: var(--rj-muted);
}
.rj-prod__feat li::before {
  content: ""; position: absolute; left: 0; top: 8px;
  width: 6px; height: 6px; border-radius: 2px; background: var(--rj-accent);
}

/* 荣匠优势 */
.rj-adv-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.rj-adv { padding: 30px 28px; }
.rj-adv__icon {
  display: inline-flex; align-items: center; justify-content: center;
  width: 52px; height: 52px; border-radius: var(--rj-radius); color: #fff;
}
.rj-adv__icon--1 { background: linear-gradient(135deg, #1E18CF, #4A46E8); }
.rj-adv__icon--2 { background: linear-gradient(135deg, #0D6EFD, #409EFF); }
.rj-adv__icon--3 { background: linear-gradient(135deg, #7C3AED, #A78BFA); }
.rj-adv__icon--4 { background: linear-gradient(135deg, #0D6E6E, #20B2AA); }
.rj-adv__icon--5 { background: linear-gradient(135deg, #E8590C, #FFA94D); }
.rj-adv__icon--6 { background: linear-gradient(135deg, #0D154B, #121F59); }
.rj-adv__title { margin-top: 18px; font-size: 18px; font-weight: 700; color: var(--rj-navy); }
.rj-adv__text { margin-top: 10px; font-size: 14px; color: var(--rj-muted); }

/* CTA 留资区 */
.rj-cta {
  position: relative; overflow: hidden; color: #fff;
  background: linear-gradient(150deg, #16206A, #0D154B);
  padding: 72px 0;
}
.rj-cta::before {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background-image: url('../img/banners/banner-2.jpg');
  background-size: cover; background-position: center;
  opacity: 0.22; mix-blend-mode: screen;
}
.rj-cta::after {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background: linear-gradient(90deg, rgba(13,21,75,0.92) 0%, rgba(13,21,75,0.55) 55%, rgba(13,21,75,0.35) 100%);
}
.rj-cta__inner { position: relative; z-index: 1; display: grid; grid-template-columns: 1.15fr 1fr; gap: 56px; align-items: center; }
.rj-cta__title { font-size: 32px; font-weight: 800; }
.rj-cta__sub { margin-top: 14px; color: rgba(255,255,255,0.78); font-size: 16px; line-height: 1.7; }
.rj-cta__form {
  display: flex; flex-wrap: wrap; gap: 12px;
}
/* 留资提交结果提示（CTA 表单内联换行 / 弹窗表单另起一行） */
.rj-cta__form .rj-form-msg { flex: 0 0 100%; margin-top: 0; }
.rj-modal__form .rj-form-msg { margin-top: 0; }
.rj-cta__input {
  flex: 1; height: 50px; padding: 0 18px; border-radius: var(--rj-radius-sm);
  border: 1px solid rgba(255,255,255,0.3); background: rgba(255,255,255,0.08);
  color: #fff; font-size: 15px; outline: none;
}
.rj-cta__input::placeholder { color: rgba(255,255,255,0.55); }
.rj-cta__input:focus { border-color: var(--rj-accent); background: rgba(255,255,255,0.12); }
.rj-cta__note { margin-top: 20px; font-size: 14px; color: rgba(255,255,255,0.7); }
.rj-cta__tel { color: #fff; font-weight: 700; }

/* =========================================================
   页脚
   ========================================================= */
.rj-foot { background: var(--rj-deep); color: rgba(255,255,255,0.72); }
.rj-foot__inner {
  max-width: var(--rj-maxw); margin: 0 auto; padding: 56px 24px 0;
  display: grid; grid-template-columns: 1.4fr 1fr 1fr 1.4fr; gap: 40px;
}
.rj-foot__brand { font-size: 22px; font-weight: 800; color: #fff; }
.rj-foot__slogan { margin-top: 10px; font-size: 14px; }
/* 页脚 400：纯文字呈现，不加外边框；仍是 tel: 链接，点击即可拨打 */
.rj-foot__col a.rj-foot__tel {
  display: inline-block; margin-top: 14px; padding: 0;
  font-size: 20px; font-weight: 800; letter-spacing: 0.02em; color: #fff;
}
.rj-foot__col a.rj-foot__tel:hover { color: #fff; text-decoration: underline; }
.rj-foot__time { margin-top: 4px; font-size: 13px; color: rgba(255,255,255,0.55); }
.rj-foot__col h4 { color: #fff; font-size: 15px; font-weight: 700; margin-bottom: 16px; }
.rj-foot__col a { display: block; padding: 5px 0; font-size: 14px; transition: color 0.2s; }
.rj-foot__col a:hover { color: #fff; }
.rj-foot__col p { font-size: 14px; padding: 5px 0; }
.rj-foot__bottom { margin-top: 48px; border-top: 1px solid rgba(255,255,255,0.12); }
.rj-foot__bottom .rj-foot__inner {
  padding: 18px 24px; display: flex; justify-content: space-between;
  align-items: center; gap: 16px; font-size: 13px; color: rgba(255,255,255,0.55);
}
.rj-foot__bottom a:hover { color: #fff; }

/* 浮动联系条：右侧贴边竖排小按钮组 */
.rj-float { position: fixed; right: 0; top: 62%; transform: translateY(-50%); z-index: 90; display: flex; flex-direction: column; }
.rj-float__item {
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 3px;
  width: 60px; height: 60px; padding: 0; border: 0; cursor: pointer;
  border-radius: 6px 0 0 6px;
  background: var(--rj-primary); color: #fff;
  font-size: 11px; font-weight: 600; line-height: 1;
  box-shadow: 0 8px 20px rgba(30, 24, 207, 0.25);
  transition: background 0.2s ease;
}
.rj-float__item:hover { filter: brightness(1.1); }
.rj-float__item--btn:nth-child(2) { background: #07C160; }
.rj-float__item--btn:nth-child(3) { background: var(--rj-deep); }
.rj-float__item + .rj-float__item { margin-top: 1px; border-radius: 6px 0 0 6px; }
.rj-float__item--btn:last-child { border-radius: 6px 0 0 6px; }

/* 浮动弹窗（微信 / 留资） */
.rj-modal { position: fixed; inset: 0; z-index: 200; display: none; align-items: center; justify-content: center; padding: 20px; }
.rj-modal.is-open { display: flex; }
.rj-modal__mask { position: absolute; inset: 0; background: rgba(13, 21, 75, 0.55); backdrop-filter: blur(2px); }
.rj-modal__box {
  position: relative; width: min(420px, 94vw); background: #fff;
  border-radius: var(--rj-radius); padding: 30px 28px;
  box-shadow: 0 24px 60px rgba(13, 21, 75, 0.3);
}
.rj-modal__close { position: absolute; top: 12px; right: 16px; background: none; border: 0; font-size: 28px; line-height: 1; color: var(--rj-muted); cursor: pointer; }
.rj-modal__close:hover { color: var(--rj-primary); }
.rj-modal__title { font-size: 20px; font-weight: 800; color: var(--rj-navy); }
.rj-modal__desc { margin-top: 8px; font-size: 14px; line-height: 1.7; color: var(--rj-muted); }
.rj-modal__wechat {
  margin-top: 18px; padding: 16px; background: var(--rj-tint);
  border-radius: var(--rj-radius-sm); font-size: 17px; font-weight: 700;
  color: var(--rj-primary); text-align: center;
}
/* 微信弹窗：二维码居中成卡片，引导语放在二维码下方 */
.rj-modal__box--qr { text-align: center; }
.rj-modal__qrcode {
  display: block; box-sizing: border-box; width: 100%; max-width: 208px;
  margin: 22px auto 0; padding: 8px;
  border: 1px solid var(--rj-line); border-radius: var(--rj-radius);
  background: #fff; box-shadow: 0 10px 26px rgba(30, 24, 207, 0.1);
}
.rj-modal__qrhint {
  margin-top: 18px; font-size: 15px; font-weight: 700;
  color: var(--rj-navy); text-align: center;
}
.rj-modal__qrlead {
  margin-top: 6px; font-size: 13px; line-height: 1.6;
  color: var(--rj-muted); text-align: center;
}
.rj-modal__tel { color: var(--rj-primary); text-decoration: underline; }
.rj-modal__telbig { font-size: 24px; letter-spacing: 0.02em; }
.rj-modal__telbig a { color: var(--rj-primary); text-decoration: none; }
.rj-modal__call { margin-top: 16px; display: inline-flex; align-items: center; justify-content: center; }
.rj-modal__form { margin-top: 18px; display: grid; gap: 12px; }
.rj-modal__input {
  width: 100%; height: 46px; padding: 0 14px;
  border: 1px solid var(--rj-line); border-radius: var(--rj-radius-sm);
  font-size: 14px; outline: none; background: #fff; color: var(--rj-text);
  box-sizing: border-box;
}
.rj-modal__input:focus { border-color: var(--rj-primary); }
.rj-modal__area { height: auto; padding: 10px 14px; resize: vertical; }
.rj-modal__submit { width: 100%; }

/* 滚动浮现 */
.rj-reveal { opacity: 0; transform: translateY(24px); transition: opacity 0.6s ease, transform 0.6s ease; }
.rj-reveal.is-in { opacity: 1; transform: none; }

/* =========================================================
   内页页头 / 产品中心 / 系列页 / 详情页
   ========================================================= */
.rj-pagehead {
  /* 内页页头：老官网 banner-2 品牌底纹 + 左侧深色渐变保证文字可读 */
  background:
    linear-gradient(90deg, rgba(13, 21, 75, 0.82) 0%, rgba(13, 21, 75, 0.58) 48%, rgba(13, 21, 75, 0.26) 100%),
    url('/static/site/img/banners/banner-2.jpg') center center / cover no-repeat,
    #0D154B;
  color: #fff; padding: 138px 0 64px;
}
.rj-pagehead__title { font-size: 38px; font-weight: 800; }
.rj-pagehead__crumb { margin-top: 12px; font-size: 14px; color: rgba(255,255,255,0.7); }
.rj-pagehead__crumb a { color: #8ab6ff; }
.rj-pagehead__crumb a:hover { color: #fff; }

/* 解决方案详情页首屏：品牌底纹 + 遮罩透明度缓慢呼吸（领域页 .rj-dh / 子方案页 .rj-pagehead 通用） */
.rj-breathe { position: relative; overflow: hidden; background: #0D154B; }
.rj-breathe::before {
  content: ''; position: absolute; inset: 0; pointer-events: none;
  background: url('../img/banners/banner-2.jpg') center / cover no-repeat;
}
.rj-breathe::after {
  content: ''; position: absolute; inset: 0; pointer-events: none;
  background:
    linear-gradient(90deg, rgba(13,21,75,.96) 0%, rgba(13,21,75,.82) 48%, rgba(13,21,75,.60) 100%),
    linear-gradient(rgba(255,255,255,.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.035) 1px, transparent 1px);
  background-size: auto, 46px 46px, 46px 46px;
  will-change: opacity;
  animation: rj-breathe 12s ease-in-out infinite alternate;
}
@keyframes rj-breathe {
  from { opacity: 1; }
  to   { opacity: .58; }
}
.rj-breathe .rj-pagehead__inner,
.rj-breathe .rj-dh__inner { position: relative; z-index: 1; }

/* 产品中心系列卡 */
.rj-series { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.rj-series__item { display: block; overflow: hidden; }
.rj-series__media { position: relative; height: clamp(230px, 18vw, 340px); background: #fff; overflow: hidden; padding: 18px; }
.rj-series__media img { width: 100%; height: 100%; object-fit: contain; transition: transform 0.45s ease; }
.rj-series__item:hover .rj-series__media img { transform: scale(1.06); }
.rj-series__count {
  position: absolute; top: 14px; right: 14px; padding: 5px 12px; border-radius: var(--rj-radius-sm);
  font-size: 12px; font-weight: 700; color: #fff; background: rgba(13,21,75,0.55);
  backdrop-filter: blur(4px);
}
.rj-series__body { padding: 22px 24px 26px; }
.rj-series__name { font-size: 20px; font-weight: 700; color: var(--rj-navy); }
.rj-series__intro { margin-top: 8px; font-size: 14px; color: var(--rj-muted); line-height: 1.7; }
.rj-series__more {
  display: inline-flex; align-items: center; gap: 6px; margin-top: 16px;
  font-size: 14px; font-weight: 600; color: var(--rj-primary);
}

/* 系列产品卡 */
/* auto-fit 让列数跟随条目数自适应（1~4 条时与原先的固定 4 列/`:has` 列数一致），不依赖 :has() */
.rj-sprod-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 24px; }
.rj-sprod { display: block; overflow: hidden; }
.rj-sprod__media { position: relative; height: clamp(210px, 15vw, 290px); background: #fff; overflow: hidden; padding: 16px; }
.rj-sprod__media img { width: 100%; height: 100%; object-fit: contain; transition: transform 0.45s ease; }
.rj-sprod:hover .rj-sprod__media img { transform: scale(1.06); }
.rj-sprod__tag {
  position: absolute; top: 12px; left: 12px; padding: 4px 10px; border-radius: var(--rj-radius-sm);
  font-size: 12px; font-weight: 700; color: #fff; background: var(--rj-primary);
}
.rj-sprod__body { padding: 18px 20px 22px; }
.rj-sprod__name { font-size: 16px; font-weight: 700; color: var(--rj-navy); line-height: 1.5; }
.rj-sprod__feat { margin-top: 10px; display: flex; flex-direction: column; gap: 5px; }
.rj-sprod__feat li {
  position: relative; padding-left: 14px; font-size: 13px; color: var(--rj-muted);
}
.rj-sprod__feat li::before {
  content: ""; position: absolute; left: 0; top: 8px; width: 6px; height: 6px;
  border-radius: 2px; background: var(--rj-accent);
}
/* 2/3 个的情况已由 auto-fit 自动处理；这里只保留「仅 1 张」的限宽居中（老浏览器无 :has() 时
   降级为 auto-fit 的整行宽度，卡片仍完整可用） */
@media (min-width: 1025px) {
  .rj-sprod-grid:has(> :only-child) { grid-template-columns: minmax(0, 340px); justify-content: center; }
}

/* 系列产品卡：横向图文（左图 + 右亮点） */
.rj-sprod-lg-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.rj-sprod-lg {
  display: block; overflow: hidden;
  transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
}
.rj-sprod-lg:hover { transform: translateY(-4px); box-shadow: 0 18px 46px rgba(30, 24, 207, 0.14); border-color: var(--rj-primary); }
.rj-sprod-lg__row { display: grid; grid-template-columns: 42% 1fr; align-items: center; }
.rj-sprod-lg__media {
  position: relative; height: clamp(220px, 20vw, 340px); overflow: hidden;
  background:
    radial-gradient(560px 300px at 85% 0%, rgba(64,158,255,.14), transparent 60%),
    linear-gradient(160deg, #F4F7FF 0%, #EDF1FF 100%);
  padding: 24px;
}
.rj-sprod-lg__media img { width: 100%; height: 100%; object-fit: contain; transition: transform 0.5s ease; }
.rj-sprod-lg:hover .rj-sprod-lg__media img { transform: scale(1.05); }
.rj-sprod-lg__num {
  position: absolute; top: 14px; right: 18px; font-size: 44px; font-weight: 800;
  line-height: 1; color: rgba(30,24,207,.12); letter-spacing: -.02em; z-index: 1;
}
.rj-sprod-lg__tag {
  position: absolute; top: 14px; left: 14px; padding: 4px 12px; border-radius: var(--rj-radius-sm);
  font-size: 12px; font-weight: 700; color: #fff; background: var(--rj-primary); z-index: 1;
}
.rj-sprod-lg__body { display: flex; flex-direction: column; padding: 30px 34px; }
.rj-sprod-lg__name { font-size: 23px; font-weight: 800; color: var(--rj-navy); line-height: 1.4; }
.rj-sprod-lg__feat { margin-top: 18px; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px 22px; }
.rj-sprod-lg__feat li { display: flex; align-items: center; gap: 8px; font-size: 14px; color: var(--rj-muted); }
.rj-sprod-lg__feat li svg { color: var(--rj-primary); flex: none; }
.rj-sprod-lg__more {
  display: inline-flex; align-items: center; gap: 8px; margin-top: 24px;
  font-size: 14px; font-weight: 700; color: var(--rj-primary);
  transition: gap 0.25s ease;
}
.rj-sprod-lg:hover .rj-sprod-lg__more { gap: 12px; }

/* 产品详情页 */
.rj-detail { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: start; }
.rj-detail__gallery { position: sticky; top: 100px; }
.rj-detail__main {
  border: 1px solid var(--rj-line); border-radius: var(--rj-radius); overflow: hidden;
  background: #fff; box-shadow: var(--rj-shadow);
}
.rj-detail__main img { width: 100%; object-fit: contain; }
.rj-detail__thumbs { display: flex; gap: 12px; margin-top: 14px; flex-wrap: wrap; }
.rj-detail__thumb {
  width: 72px; height: 72px; padding: 0; border-radius: var(--rj-radius); overflow: hidden;
  border: 1px solid var(--rj-line); background: #fff; cursor: pointer;
}
.rj-detail__thumb img { width: 100%; height: 100%; object-fit: cover; }
.rj-detail__thumb.is-active { border-color: var(--rj-primary); box-shadow: 0 0 0 3px rgba(30,24,207,0.12); }
.rj-detail__title { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; }
.rj-detail__tag {
  padding: 4px 12px; border-radius: var(--rj-radius-sm); font-size: 12px; font-weight: 700;
  color: #fff; background: var(--rj-primary);
}
.rj-detail__name { font-size: 30px; font-weight: 800; color: var(--rj-navy); }
.rj-detail__feat { margin-top: 24px; display: flex; flex-direction: column; gap: 14px; }
.rj-detail__feat li {
  display: flex; align-items: center; gap: 10px; font-size: 15px; color: var(--rj-text);
}
.rj-detail__feat li svg { color: var(--rj-primary); flex: none; }
.rj-detail__cta { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 34px; }
.rj-detail__note { margin-top: 16px; font-size: 13px; color: var(--rj-muted); }
.rj-btn--ghost-dark {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  height: 50px; padding: 0 28px; border-radius: var(--rj-radius-sm);
  font-size: 16px; font-weight: 600; color: var(--rj-navy);
  background: #fff; border: 1px solid var(--rj-line);
  transition: all 0.25s ease;
}
.rj-btn--ghost-dark:hover { border-color: var(--rj-primary); color: var(--rj-primary); }

/* 详情图文区（原站富文本） */
.rj-editor { margin-top: 64px; }
.rj-editor img { max-width: 100%; height: auto; border-radius: var(--rj-radius); }
.rj-editor h2, .rj-editor h3, .rj-editor h4 { color: var(--rj-navy); margin: 28px 0 14px; }
.rj-editor p { color: var(--rj-muted); line-height: 1.9; margin: 12px 0; }
.rj-editor table { border-collapse: collapse; width: 100%; margin: 16px 0; }
.rj-editor table td, .rj-editor table th {
  border: 1px solid var(--rj-line); padding: 10px 14px; font-size: 14px; color: var(--rj-text);
}
.rj-editor strong { color: var(--rj-navy); }

/* =========================================================
   响应式
   ========================================================= */
/* 超大屏：版心变宽后同步放大字号与纵向间距，避免画面显得空 */
@media (min-width: 1600px) {
  .rj-hero__title { font-size: 72px; }
  .rj-stats__num { font-size: 46px; }
  .rj-sec-title { font-size: 38px; }
  .rj-section { padding: 104px 0; }
  .rj-detail__name { font-size: 34px; }
}
@media (max-width: 1440px) {
  /* 解决方案横排 5 卡：中屏降为 3 列，避免卡片过窄 */
  .rj-sol { grid-template-columns: repeat(3, 1fr); }
  .rj-domain-grid { grid-template-columns: repeat(2, 1fr); }
  .rj-cha-grid { grid-template-columns: repeat(2, 1fr); }
  .rj-need-grid, .rj-steps { grid-template-columns: repeat(2, 1fr); }
  .rj-dev-grid { grid-template-columns: repeat(3, 1fr); }
  .rj-cap-grid { grid-template-columns: repeat(2, 1fr); }
}
/* 中屏：主导航共 7 项，收紧间距避免与 LOGO / 400 按钮相撞 */
@media (max-width: 1280px) {
  .rj-nav__links { gap: 0; }
  .rj-nav__links > a, .rj-nav__drop-btn { padding: 10px 10px; font-size: 14px; }
}
@media (max-width: 1024px) {
  /* 主导航在平板宽度下改为汉堡菜单（绝对居中的 7 项会与 LOGO 重叠） */
  .rj-nav__links, .rj-nav__cta { display: none; }
  .rj-nav__burger { display: block; }
  .rj-nav__links.is-open {
    display: flex; position: absolute; top: var(--rj-nav-h); left: 0; right: 0;
    transform: none;
    flex-direction: column; align-items: stretch; background: var(--rj-deep);
    padding: 12px 20px 20px; gap: 4px;
    max-height: calc(100vh - var(--rj-nav-h)); overflow-y: auto;
    /* 移动端按当前可视高度计算，地址栏收起时菜单可跟着变高 */
    max-height: calc(100dvh - var(--rj-nav-h));
  }
  /* 下拉面板退化为纯文字列表 */
  .rj-nav__drop-menu {
    position: static; box-shadow: none; background: rgba(255,255,255,0.06);
    border-top: 0; padding: 4px 0;
    opacity: 1; visibility: visible; transform: none;
  }
  .rj-nav__cats { grid-template-columns: 1fr; gap: 0; }
  .rj-nav__cat-media { display: none; }
  .rj-nav__cat { padding: 8px 4px; }
  .rj-nav__cat-name { margin-top: 0; text-align: left; font-size: 14px; font-weight: 400; color: rgba(255,255,255,0.85); }
  .rj-nav__texts { grid-template-columns: 1fr; gap: 0; max-width: none; }
  .rj-nav__text { padding: 8px 4px; background: none; border: 0; }
  .rj-nav__text-name { font-size: 14px; font-weight: 400; color: rgba(255,255,255,0.85); }
  .rj-nav__text-desc { display: none; }
  .rj-svc-notes { grid-template-columns: 1fr; }
  .rj-prod-grid { grid-template-columns: repeat(2, 1fr); }
  .rj-sprod-lg-grid { grid-template-columns: 1fr; }
  .rj-sprod-lg__row { grid-template-columns: 1fr; }
  .rj-sprod-lg__media { height: clamp(200px, 40vw, 300px); }
  .rj-sprod-lg__feat { grid-template-columns: 1fr; }
  .rj-adv-grid { grid-template-columns: repeat(2, 1fr); }
  .rj-sol { grid-template-columns: repeat(2, 1fr); }
  .rj-sol--list { grid-template-columns: repeat(2, 1fr); }
  .rj-solhead { grid-template-columns: 1fr; gap: 28px; }
  .rj-series { grid-template-columns: repeat(2, 1fr); }
  .rj-sprod-grid { grid-template-columns: repeat(2, 1fr); }
  .rj-detail { grid-template-columns: 1fr; gap: 32px; }
  .rj-detail__gallery { position: static; }
  .rj-why-grid, .rj-domain-grid, .rj-sub-grid, .rj-sub-grid--wide,
  .rj-cap-grid, .rj-cha-grid, .rj-need-grid, .rj-steps,
  .rj-dev-grid, .rj-point-grid, .rj-other-list { grid-template-columns: repeat(2, 1fr); }
  .rj-deliver-list { grid-template-columns: 1fr; }
  .rj-scene-grid { grid-template-columns: repeat(2, 1fr); }
  .rj-dev-lg-grid { grid-template-columns: 1fr; }
  .rj-dh__grid { grid-template-columns: 1fr; gap: 32px; }
  .rj-dh__stats { grid-template-columns: repeat(2, 1fr); row-gap: 18px; }
  .rj-dh__stat:nth-child(3) { border-left: 0; }
  .rj-logo-wall { grid-template-columns: repeat(4, 1fr); }
  .rj-about { grid-template-columns: 1fr; gap: 32px; }
  .rj-culture-grid { grid-template-columns: repeat(2, 1fr); }
  .rj-news-grid { grid-template-columns: repeat(2, 1fr); }
  .rj-news-layout { grid-template-columns: 1fr; }
  .rj-news-side { position: static; }
  .rj-cta__inner { grid-template-columns: 1fr; gap: 28px; text-align: center; }
  .rj-cta__form { max-width: 520px; margin: 0 auto; width: 100%; }
  .rj-contact { grid-template-columns: 1fr; gap: 28px; }
  .rj-hero__title { font-size: 48px; }
}
@media (max-width: 768px) {
  /* =====================================================================
     移动端专项适配（≤768px）：按手机重排，而不是把桌面版等比缩小
     · 字号整体下沉一档（正文 14 / 辅助 12 / 区块标题 21）
     · 区块留白收敛（88px → 40px），取消 hover 位移与重投影
     · 产品 / 系列 / 新闻统一「左图右文」紧凑行，缩略图固定 96-104px
     · 可点区域高度 ≥ 44px，Tabs 改为单行横滑
     ===================================================================== */
  :root { --rj-nav-h: 60px; }

  body { font-size: 14px; }
  .rj-container { padding: 0 16px; }
  .rj-card { box-shadow: 0 2px 10px rgba(27, 77, 255, 0.06); }
  .rj-card:hover { transform: none; box-shadow: 0 2px 10px rgba(27, 77, 255, 0.06); }
  .rj-btn { height: 46px; padding: 0 22px; font-size: 15px; }
  .rj-btn:hover { transform: none; box-shadow: none; }

  /* ---------- 顶部导航：压到 60px，汉堡按钮加大触控区 ---------- */
  .rj-nav__inner { padding: 0 16px; gap: 12px; }
  .rj-nav__logo-img { height: 34px; }
  .rj-nav__burger { padding: 11px; margin-left: auto; }
  .rj-nav__links.is-open { padding: 8px 12px 14px; }
  .rj-nav__links > a, .rj-nav__drop-btn { padding: 12px; font-size: 15px; }

  /* ---------- 首页首屏 ---------- */
  /* 文案下移到首屏下部：底部留出浮动条 44px + 安全区 */
  .rj-hero__inner {
    align-items: flex-end;
    padding: calc(var(--rj-nav-h) + 40px) 16px calc(44px + 28px + env(safe-area-inset-bottom, 0px));
  }
  .rj-hero__copy { max-width: 100%; }
  .rj-hero__glow { top: -100px; right: -120px; width: 320px; height: 320px; }
  .rj-hero__kicker { padding: 5px 11px; font-size: 12px; }
  .rj-hero__title { margin: 16px 0 12px; font-size: 26px; line-height: 1.34; }
  .rj-hero__lead { font-size: 13px; line-height: 1.7; }
  .rj-hero__cta { margin-top: 24px; gap: 10px; }
  .rj-hero__cta .rj-btn { flex: 1 1 auto; min-width: 130px; }
  /* 切换箭头放到首屏竖向中间 */
  .rj-hero__arrow { top: 50%; bottom: auto; width: 34px; height: 34px; }
  .rj-hero__arrow--prev { left: 16px; }
  .rj-hero__arrow--next { right: 16px; }
  /* 文案下移后，首屏下半部分加一层渐变蒙版保证文字可读 */
  .rj-hero__slides::after {
    content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 68%;
    background: linear-gradient(180deg, rgba(5, 10, 40, 0) 0%, rgba(5, 10, 40, 0.72) 100%);
    pointer-events: none;
  }
  /* 移动端轮播图：后台单独设置了移动端图片时优先使用，未设置则沿用 PC 图 */
  .rj-hero__slide { background-image: var(--rj-hero-bg-mb, var(--rj-hero-bg)); }

  /* ---------- 信任数据条 ---------- */
  .rj-stats { padding: 30px 0; }
  .rj-stats__inner { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 20px 12px; }
  .rj-stats__item + .rj-stats__item::before { display: none; }
  .rj-stats__num { font-size: 26px; }
  .rj-stats__num i { font-size: 15px; }
  .rj-stats__label { font-size: 12px; }

  /* ---------- 区块与标题 ---------- */
  .rj-section { padding: 34px 0; }
  .rj-sec-head { margin-bottom: 18px; }
  .rj-sec-kicker { font-size: 11px; letter-spacing: 0.18em; }
  .rj-sec-title { margin-top: 6px; font-size: 21px; }
  .rj-sec-lead { margin-top: 8px; font-size: 13px; line-height: 1.7; }

  /* ---------- Tabs：单行横滑，贴合手指操作 ---------- */
  .rj-tabs {
    flex-wrap: nowrap; justify-content: flex-start; gap: 8px;
    margin: 0 -16px 18px; padding: 2px 16px 6px;
    overflow-x: auto; -webkit-overflow-scrolling: touch; scrollbar-width: none;
    scroll-snap-type: x proximity; scroll-padding-left: 16px;
    /* 右缘渐隐：提示右侧还有可横滑的分类 */
    -webkit-mask-image: linear-gradient(90deg, #000 0, #000 calc(100% - 16px), transparent 100%);
    mask-image: linear-gradient(90deg, #000 0, #000 calc(100% - 16px), transparent 100%);
  }
  .rj-tabs::-webkit-scrollbar { display: none; }
  .rj-tab { flex: none; padding: 8px 14px; font-size: 13px; scroll-snap-align: start; }

  /* ---------- 热销产品（首页）：左图右文紧凑行 ---------- */
  .rj-prod-grid { grid-template-columns: 1fr; gap: 10px; }
  .rj-prod { display: flex; align-items: center; gap: 12px; padding: 10px; }
  .rj-prod__media {
    flex: none; width: 96px; height: 96px; padding: 6px;
    border-radius: var(--rj-radius-sm); background: var(--rj-tint);
  }
  .rj-prod__tag { top: 4px; left: 4px; padding: 1px 6px; font-size: 10px; }
  .rj-prod__body { flex: 1 1 auto; min-width: 0; padding: 0; }
  .rj-prod__name { font-size: 15px; line-height: 1.45; }
  .rj-prod__feat { margin-top: 6px; gap: 2px; }
  .rj-prod__feat li { padding-left: 12px; font-size: 12px; line-height: 1.6; }
  .rj-prod__feat li::before { top: 7px; width: 4px; height: 4px; }
  .rj-prod__feat li:nth-child(n+3) { display: none; }

  /* ---------- 产品系列卡（产品中心）：左图右文紧凑行 ---------- */
  .rj-series { grid-template-columns: 1fr; gap: 10px; }
  .rj-series__item { display: flex; align-items: center; gap: 12px; padding: 10px; }
  .rj-series__media {
    flex: none; width: 96px; height: 96px; padding: 6px;
    border-radius: var(--rj-radius-sm); background: var(--rj-tint);
  }
  .rj-series__count { top: 4px; right: 4px; padding: 1px 6px; font-size: 10px; }
  .rj-series__body { flex: 1 1 auto; min-width: 0; padding: 0; }
  .rj-series__name { font-size: 15px; line-height: 1.45; }
  .rj-series__intro {
    margin-top: 4px; font-size: 12px; line-height: 1.6;
    display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
  }
  .rj-series__more { margin-top: 6px; font-size: 12px; }

  /* ---------- 系列页产品：左图右文紧凑行 ---------- */
  .rj-sprod-lg-grid { grid-template-columns: 1fr; gap: 10px; }
  .rj-sprod-lg__row { grid-template-columns: 96px minmax(0, 1fr); gap: 12px; padding: 10px; align-items: center; }
  .rj-sprod-lg__media {
    height: 96px; padding: 6px; border-radius: var(--rj-radius-sm);
    background: var(--rj-tint);
  }
  .rj-sprod-lg__num { display: none; }
  .rj-sprod-lg__tag { top: 4px; left: 4px; padding: 1px 6px; font-size: 10px; }
  .rj-sprod-lg__body { padding: 0; }
  .rj-sprod-lg__name { font-size: 15px; line-height: 1.45; }
  .rj-sprod-lg__feat { grid-template-columns: 1fr; margin-top: 6px; gap: 2px; }
  .rj-sprod-lg__feat li { font-size: 12px; gap: 5px; }
  .rj-sprod-lg__feat li svg { width: 13px; height: 13px; }
  .rj-sprod-lg__feat li:nth-child(n+3) { display: none; }
  .rj-sprod-lg__more { margin-top: 6px; font-size: 12px; gap: 4px; }
  .rj-sprod-lg__more svg { width: 13px; height: 13px; }

  /* 通用产品卡（其余位置）：同样走紧凑行 */
  .rj-sprod-grid { grid-template-columns: 1fr; gap: 10px; }
  .rj-sprod { display: flex; align-items: center; gap: 12px; padding: 10px; }
  .rj-sprod__media {
    flex: none; width: 96px; height: 96px; padding: 6px;
    border-radius: var(--rj-radius-sm); background: var(--rj-tint);
  }
  .rj-sprod__body { flex: 1 1 auto; min-width: 0; padding: 0; }
  .rj-sprod__name { font-size: 15px; }
  .rj-sprod__feat li:nth-child(n+3) { display: none; }

  /* ---------- 解决方案：首页一行两个小卡 ---------- */
  .rj-sol { grid-template-columns: repeat(2, 1fr); gap: 10px; }
  /* 首页解决方案块移动端只留 4 个（2×2），更多走下方「查看全部」；资质区复用 .rj-sol 故限定 #solutions。
     超出部分是模板按数据顺序打标的（.rj-sol__item--extra），后台增删方案不必回来改样式 */
  #solutions .rj-sol__item--extra { display: none; }
  /* 首页资质区：末尾那张若在 2 列网格里落单，占满整行（任意张数自适应，不再写死第 5 张） */
  #certs .rj-sol__item:last-child:nth-child(odd) { grid-column: 1 / -1; }
  .rj-sol__media { aspect-ratio: 4 / 3; }
  .rj-sol__name { padding: 22px 10px 8px; font-size: 14px; }
  .rj-sol__body { padding: 8px 10px 10px; }
  .rj-sol__value, .rj-sol__pain {
    font-size: 11px; line-height: 1.5; margin-top: 0; padding-top: 0; border-top: 0;
    display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
  }
  .rj-sol__value { margin-top: 4px; padding-top: 4px; border-top: 1px dashed var(--rj-line); }
  .rj-sol__pain i, .rj-sol__value i { display: none; }
  .rj-sol__more { margin-top: 18px; }
  .rj-sol__more a { font-size: 14px; }
  /* 方案总览页：整幅单列，保留完整文案 */
  .rj-sol--list { grid-template-columns: 1fr; gap: 10px; }
  .rj-sol--list .rj-sol__media { aspect-ratio: 16 / 9; }
  .rj-sol--list .rj-sol__name { padding: 26px 12px 10px; font-size: 16px; }
  .rj-sol--list .rj-sol__value, .rj-sol--list .rj-sol__pain { display: block; font-size: 12px; }

  /* ---------- 新闻列表：左图右文紧凑行 ---------- */
  .rj-news-grid { grid-template-columns: 1fr; gap: 10px; }
  .rj-news-card { display: flex; align-items: center; gap: 12px; padding: 10px; }
  .rj-news-card__media { flex: none; width: 104px; aspect-ratio: 4 / 3; border-radius: var(--rj-radius-sm); }
  .rj-news-card__cat, .rj-news-card__ph { font-size: 10px; }
  .rj-news-card__cat { padding: 1px 6px; }
  .rj-news-card__body { flex: 1 1 auto; min-width: 0; padding: 0; }
  .rj-news-card__title {
    font-size: 14px; line-height: 1.5;
    display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
  }
  .rj-news-card__sum { display: none; }
  .rj-news-card__meta { margin-top: 6px; font-size: 11px; }
  .rj-news-layout { grid-template-columns: 1fr; gap: 26px; }
  .rj-news-side { position: static; }
  .rj-news-side__title { font-size: 16px; }
  .rj-news-nav { grid-template-columns: 1fr; gap: 10px; margin-top: 26px; }
  .rj-news-nav__txt { font-size: 14px; }
  .rj-news-detail__lead { font-size: 14px; line-height: 1.8; }

  /* ---------- 内页页头 ---------- */
  .rj-pagehead { padding: calc(var(--rj-nav-h) + 22px) 0 20px; }
  .rj-pagehead__title { font-size: 22px; line-height: 1.35; }
  .rj-pagehead__crumb { margin-top: 6px; font-size: 12px; }
  .rj-pagehead__lead { margin-top: 8px; font-size: 12.5px; line-height: 1.7; }
  .rj-pagehead__cta { margin-top: 14px; gap: 10px; }
  .rj-pagehead__meta { margin-top: 6px; font-size: 12px; }

  /* ---------- 优势 / 能力等小卡 ---------- */
  .rj-adv-grid { grid-template-columns: repeat(2, 1fr); gap: 10px; }
  .rj-adv { padding: 16px 14px; }
  .rj-adv__icon { width: 40px; height: 40px; }
  .rj-adv__title { margin-top: 10px; font-size: 15px; }
  .rj-adv__text { margin-top: 6px; font-size: 12px; line-height: 1.6; }

  /* 整幅卡（带图 / 长文案）保持单列，只收内边距与字号、压扁图片区 */
  .rj-domain-grid, .rj-sub-grid, .rj-sub-grid--wide, .rj-sub-grid--h,
  .rj-dev-grid, .rj-point-grid, .rj-other-list { grid-template-columns: 1fr; gap: 10px; }
  .rj-domain__media { aspect-ratio: 2 / 1; }
  .rj-sub__media { aspect-ratio: 2 / 1; }
  .rj-domain__body { padding: 14px 14px 16px; }
  .rj-domain__name { font-size: 16px; }
  .rj-domain__cover { margin-top: 6px; font-size: 12.5px; line-height: 1.6; }
  .rj-domain__link { margin-top: 10px; font-size: 12.5px; }
  .rj-sub__body { padding: 14px 14px 16px; }
  .rj-sub__name { font-size: 16px; }
  .rj-sub__one { margin-top: 6px; font-size: 12.5px; line-height: 1.6; }
  .rj-sub__link { margin-top: 10px; font-size: 12.5px; }
  .rj-other { padding: 13px 14px; }
  .rj-other__name { font-size: 14px; }
  .rj-other__go { font-size: 12px; }

  /* 短文案卡：2 个一行，序号缩成角标，去掉桌面端留白与悬浮位移 */
  .rj-why-grid, .rj-cha-grid, .rj-need-grid, .rj-cap-grid,
  .rj-culture-grid, .rj-scene-grid, .rj-steps { grid-template-columns: repeat(2, 1fr); gap: 10px; }
  .rj-why, .rj-cha, .rj-need { padding: 16px 14px; }
  .rj-why__num, .rj-cha__num, .rj-need__num { top: 12px; right: 10px; font-size: 18px; }
  .rj-why__title, .rj-cha__title, .rj-need__title { padding-right: 32px; font-size: 14px; line-height: 1.45; }
  .rj-why__text, .rj-cha__text, .rj-need__text { margin-top: 6px; font-size: 12px; line-height: 1.6; }

  /* 子方案页：架构图换成移动端竖版（横版在手机上字号过小） */
  .rj-solplan__desc { font-size: 13.5px; line-height: 1.85; }
  .rj-solplan__media { margin-top: 20px; padding: 8px; }
  .rj-solplan__media .rj-solplan__img--pc { display: none; }
  .rj-solplan__media .rj-solplan__img--mb { display: block; }

  .rj-cap { padding: 16px 14px; }
  .rj-cap__icon { width: 36px; height: 36px; border-radius: var(--rj-radius-sm); }
  .rj-cap__icon svg { width: 18px; height: 18px; }
  .rj-cap__title { margin-top: 10px; font-size: 14px; line-height: 1.45; }
  .rj-cap__text { margin-top: 6px; font-size: 12px; line-height: 1.6; }

  .rj-culture { padding: 16px 12px; }
  .rj-culture__icon { width: 40px; height: 40px; }
  .rj-culture__icon svg { width: 20px; height: 20px; }
  .rj-culture__title { margin-top: 10px; font-size: 14px; line-height: 1.45; }
  .rj-culture__text { margin-top: 6px; font-size: 12px; line-height: 1.6; }

  /* 作业场景：一行两个，序号与文字改上下排列 */
  .rj-scene-card { flex-direction: column; align-items: flex-start; gap: 8px; padding: 12px; }
  .rj-scene-card__num { width: 30px; height: 30px; font-size: 13px; border-radius: var(--rj-radius-sm); }
  .rj-scene-card__txt { font-size: 13px; line-height: 1.45; }

  /* 作业步骤：一行两个，去掉桌面端的横向连接线 */
  .rj-step { padding: 16px 14px; }
  .rj-step__num { width: 32px; height: 32px; font-size: 15px; border-radius: var(--rj-radius-sm); }
  .rj-step__title { margin-top: 10px; font-size: 14px; line-height: 1.45; }
  .rj-step__text { margin-top: 6px; font-size: 12px; line-height: 1.6; }
  .rj-step::after { display: none; }

  .rj-point { padding: 14px 44px 14px 14px; }
  .rj-point__num { top: 12px; right: 14px; font-size: 22px; }
  .rj-point__text { font-size: 13px; line-height: 1.7; }
  .rj-logo-wall { grid-template-columns: repeat(3, 1fr); gap: 10px; }
  /* 客户 LOGO 墙：卡片压扁（宽高比由 1.12 → 约 1.7），LOGO 更舒展 */
  .rj-logo-wall__item { height: 64px; padding: 12px 10px; }
  .rj-logo-wall__item img { max-width: 86%; max-height: 30px; }
  .rj-patent-card { width: 150px; }
  /* 发展历程：年份与卡片标题同一条基准线，节点连线首尾正好落在圆点上 */
  .rj-timeline { max-width: 100%; }
  .rj-timeline::before { display: none; }
  .rj-tl { gap: 18px; padding-bottom: 16px; }
  .rj-tl__year { width: 42px; font-size: 14px; padding-top: 16px; }
  .rj-tl__body { padding: 14px 14px; }
  .rj-tl__body::before {
    left: -15px; top: 21px;
    width: 12px; height: 12px; border-radius: 50%;
    box-shadow: 0 0 0 3px var(--rj-tint);
  }
  /* 连线改由每张卡自己画，只连到下一个圆点，不再在首尾多出一截 */
  .rj-tl::after {
    content: ''; position: absolute; left: 50px; top: 36px; bottom: -21px;
    width: 2px; background: var(--rj-line);
  }
  .rj-tl:last-child::after { display: none; }
  .rj-tl__title { font-size: 15px; }
  .rj-tl__text { margin-top: 6px; font-size: 12.5px; line-height: 1.65; }
  .rj-dev-lg-grid { grid-template-columns: 1fr; gap: 10px; }
  .rj-dev-lg { grid-template-columns: 1fr; }
  .rj-dev-lg__media { height: clamp(180px, 40vw, 260px); }

  /* ---------- 场景 / 关于 ---------- */
  .rj-solhead { grid-template-columns: 1fr; gap: 14px; }
  .rj-solhead__pain { font-size: 15px; line-height: 1.7; }
  .rj-scene-card:hover { transform: none; box-shadow: none; }
  .rj-about { grid-template-columns: 1fr; gap: 20px; }
  .rj-sub--solo { grid-template-columns: 1fr; }
  .rj-sub--solo .rj-sub__media { aspect-ratio: 16 / 9; height: auto; }
  .rj-sub--solo .rj-sub__body { padding: 18px 16px 20px; }
  .rj-sub--h { grid-template-columns: 1fr; }
  .rj-sub--h .rj-sub__media { aspect-ratio: 16 / 9; height: auto; min-height: 0; }
  .rj-sub--h .rj-sub__body { padding: 14px 14px 16px; }
  .rj-sub--h .rj-sub__name { font-size: 16px; }
  .rj-sub--h .rj-sub__one { margin-top: 6px; font-size: 12.5px; line-height: 1.6; }
  .rj-sub--h .rj-sub__link { margin-top: 10px; font-size: 12.5px; }

  /* ---------- 产品详情 ---------- */
  .rj-detail { grid-template-columns: 1fr; gap: 20px; }
  .rj-detail__gallery { position: static; }
  .rj-detail__thumbs { gap: 8px; margin-top: 10px; }
  .rj-detail__thumb { width: 58px; height: 58px; }
  .rj-detail__name { font-size: 22px; line-height: 1.4; }

  /* ---------- 表单 / FAQ / 留资 ---------- */
  .rj-form-input { height: 46px; font-size: 15px; }
  .rj-form-input--area { height: auto; min-height: 108px; }
  .rj-cta { padding: 40px 0; }
  .rj-cta__inner { grid-template-columns: 1fr; gap: 22px; text-align: left; }
  .rj-cta__title { font-size: 22px; }
  .rj-cta__sub { margin-top: 10px; font-size: 13px; }
  .rj-cta__form { max-width: none; flex-direction: column; }
  /* 纵向排列时 flex:1 的 basis 归零会覆盖 height，输入框被压成一行文字高；改为整宽定高 */
  .rj-cta__input { flex: 0 0 auto; width: 100%; height: 46px; }
  .rj-faq-nav { gap: 8px; margin-bottom: 18px; }
  .rj-faq-nav a { padding: 8px 14px; font-size: 13px; }
  .rj-faq-list { grid-template-columns: 1fr; gap: 8px; }
  .rj-faq__q { padding: 12px 14px; font-size: 14px; line-height: 1.5; }
  .rj-faq__a { padding: 0 14px 12px; font-size: 12.5px; line-height: 1.7; }
  .rj-faq-group + .rj-faq-group { margin-top: 24px; }
  .rj-faq-more { margin-top: 24px; padding: 18px 14px; }
  .rj-faq-more__text { font-size: 14px; }
  .rj-faq-more__btns { margin-top: 16px; gap: 10px; }
  .rj-svc-note { padding: 18px 16px; }
  .rj-contact { grid-template-columns: 1fr; gap: 20px; }

  /* ---------- 页脚 / 富文本 ---------- */
  /* 移动端页脚只保留备案号与版权，品牌、产品、快捷入口、联系方式整块收起 */
  .rj-foot > .rj-foot__inner { display: none; }
  .rj-foot__bottom { margin-top: 0; border-top: 0; }
  .rj-foot__bottom .rj-foot__inner { padding: 16px; flex-direction: column; gap: 6px; text-align: center; font-size: 12px; line-height: 1.6; }
  .rj-pager { gap: 6px; margin-top: 26px; }
  .rj-pager__btn { padding: 8px 13px; font-size: 13px; }
  .rj-empty { padding: 40px 0; font-size: 14px; }
  .rj-editor { margin-top: 32px; }
  .rj-editor h2, .rj-editor h3, .rj-editor h4 { margin: 20px 0 10px; }
  .rj-editor p { font-size: 14px; line-height: 1.85; margin: 10px 0; }
  /* 正文内的代码块在窄屏内横向滚动，避免撑破页面 */
  .rj-editor pre { overflow-x: auto; -webkit-overflow-scrolling: touch; }

  .rj-only-lg { display: none; }
  /* 浮动联系条：移动端由右侧竖排改为底部横排 */
  .rj-float {
    top: auto; bottom: 0; left: 0; right: 0;
    transform: none; width: 100%; flex-direction: row;
    padding-bottom: env(safe-area-inset-bottom, 0px);
    background: #fff;
    box-shadow: 0 -6px 20px rgba(13, 21, 75, 0.12);
  }
  /* 单条按钮改为「左图标 + 右文字」横排，整体高度压到 44px */
  .rj-float__item {
    flex: 1 1 0; flex-direction: row; gap: 6px;
    width: auto; height: 44px; border-radius: 0; box-shadow: none;
    font-size: 13px;
  }
  .rj-float__item svg { width: 18px; height: 18px; }
  .rj-float__item + .rj-float__item { margin-top: 0; border-radius: 0; border-left: 1px solid rgba(255, 255, 255, 0.18); }
  .rj-float__item--btn:last-child { border-radius: 0; }
  body { padding-bottom: calc(44px + env(safe-area-inset-bottom, 0px)); }
}

/* ===================== 无障碍与动效偏好兜底 ===================== */
/* 键盘可见焦点：仅在 Tab 键盘导航时出现描边，鼠标/触摸点击不显示难看轮廓 */
:focus-visible { outline: 2px solid var(--rj-primary); outline-offset: 2px; }
/* 深色底（导航 / 页脚）上改用白色描边，否则深蓝描边在深蓝底上不可见 */
.rj-nav :focus-visible, .rj-foot :focus-visible { outline-color: #fff; }
/* 输入框已用边框高亮作为焦点指示，不再叠一层描边 */
.rj-form-input:focus-visible, .rj-modal__input:focus-visible { outline: none; }

/* 尊重系统「减少动态效果」偏好：浮现/过渡动画直接呈现最终态 */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
  .rj-reveal { opacity: 1; transform: none; }
}

/* 弹窗打开时锁定背景滚动（由 main.js 切换 class） */
body.rj-modal-open { overflow: hidden; }