@charset "UTF-8";
/* =========================================================
   衡易科技 · 现代化设计系统  modern.css
   风格：蓝白简洁企业风
   说明：不依赖 Bootstrap / jQuery，可独立使用；
        与旧样式 style-starter.css 完全隔离，可并存。
   ========================================================= */

/* ---------- 1. 设计变量 ---------- */
:root {
  /* 品牌色（延续原站：深蓝 #124f8f + 青绿 #49c0b6） */
  --c-primary:      #124f8f;   /* 主色 · 深蓝 */
  --c-primary-dark: #0d3b6c;   /* 深蓝 · hover / footer */
  --c-primary-deep: #092c50;   /* 更深蓝 · footer 底部 */
  --c-accent:       #1d8a82;   /* 强调青绿（图标/大号元素，对白底 3.5:1） */
  --c-accent-text:  #146b64;   /* 青绿文字（对白底 6.3:1，满足 AA） */
  --c-accent-soft:  #49c0b6;   /* 原品牌青绿，仅用于装饰 */
  --c-accent-bg:    #e6f6f4;   /* 青绿浅底 */

  /* 中性色（带微量蓝色相，贴合品牌） */
  --c-text:     #18283a;       /* 主文字 */
  --c-text-2:   #55677c;       /* 次级文字 */
  --c-text-3:   #5f7186;       /* 弱化文字（对白底 5.1:1，满足 AA） */
  --c-border:   #e4ebf3;       /* 边框 */
  --c-bg-soft:  #f5f8fc;       /* 浅灰蓝分区底 */
  --c-bg-blue:  #edf3fa;       /* 浅蓝底 */
  --c-white:    #ffffff;

  /* 字体（中文优先） */
  --font-sans: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei",
               "Noto Sans SC", system-ui, -apple-system, "Segoe UI",
               Roboto, Arial, sans-serif;

  /* 布局 */
  --container: 1200px;
  --radius-sm: 10px;
  --radius:    14px;
  --radius-lg: 22px;
  --header-h:  72px;

  /* 阴影 */
  --shadow-sm: 0 1px 3px rgba(13, 59, 108, .08);
  --shadow-md: 0 8px 24px rgba(13, 59, 108, .10);
  --shadow-lg: 0 18px 48px rgba(13, 59, 108, .16);

  /* 动效：状态变化 200-300ms，ease-out 减速曲线 */
  --ease: cubic-bezier(.22, 1, .36, 1);
  --t-fast: .15s var(--ease);
  --t-med:  .28s var(--ease);
}

/* ---------- 2. Reset 与基础排版 ---------- */
*, *::before, *::after { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 1rem;
  line-height: 1.75;
  color: var(--c-text);
  background: var(--c-white);
  -webkit-font-smoothing: antialiased;
  font-kerning: normal;
}

h1, h2, h3, h4, h5, h6, p, ul, ol, figure { margin: 0; }
ul, ol { padding: 0; list-style: none; }
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; transition: color var(--t-fast); }
button { font-family: inherit; }

/* 键盘焦点环：仅键盘导航时显示，全局统一 */
:focus:not(:focus-visible) { outline: none; }
:focus-visible {
  outline: 3px solid var(--c-accent);
  outline-offset: 2px;
  border-radius: 4px;
}

/* 跳转主内容链接（键盘用户） */
.skip-link {
  position: fixed;
  top: -60px; left: 16px;
  z-index: 1100;
  padding: 10px 20px;
  border-radius: var(--radius-sm);
  background: var(--c-primary);
  color: #fff;
  font-size: .875rem;
  font-weight: 600;
  transition: top var(--t-fast);
}
.skip-link:focus-visible { top: 12px; }

h1 { font-size: clamp(1.875rem, 1.2rem + 3vw, 3rem); line-height: 1.25; font-weight: 700; letter-spacing: .01em; }
h2 { font-size: clamp(1.5rem, 1.2rem + 1.4vw, 2.125rem); line-height: 1.3; font-weight: 700; }
h3 { font-size: 1.25rem; font-weight: 600; }
h4 { font-size: 1.125rem; font-weight: 600; }

::selection { background: var(--c-accent-soft); color: #fff; }

/* ---------- 3. 布局工具 ---------- */
.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}

.section { padding: 96px 0; }
.section--soft { background: var(--c-bg-soft); }
.section--tight { padding: 72px 0; }

/* 版块标题：eyebrow 小标签 + 标题 + 描述 */
.section-head { max-width: 640px; margin: 0 auto 56px; text-align: center; }
.section-head--left { margin: 0 0 48px; text-align: left; }

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 14px;
  padding: 5px 14px;
  border-radius: 999px;
  background: var(--c-accent-bg);
  color: var(--c-accent-text);
  font-size: .875rem;
  font-weight: 600;
  letter-spacing: .06em;
}
.eyebrow::before {
  content: "";
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--c-accent);
}

.section-head p { margin-top: 14px; color: var(--c-text-2); font-size: 1.0625rem; }

/* ---------- 4. 按钮 ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 44px;
  padding: 12px 28px;
  border: 1px solid transparent;
  border-radius: 999px;
  font-size: 1rem;
  font-weight: 600;
  line-height: 1.4;
  cursor: pointer;
  transition: all var(--t-med);
}
.btn .fa { font-size: .875rem; }

.btn-primary { background: var(--c-primary); color: #fff; box-shadow: 0 6px 16px rgba(18, 79, 143, .28); }
.btn-primary:hover { background: var(--c-primary-dark); transform: translateY(-2px); box-shadow: 0 10px 24px rgba(18, 79, 143, .32); }

.btn-accent { background: var(--c-accent); color: #fff; box-shadow: 0 6px 16px rgba(29, 138, 130, .28); }
.btn-accent:hover { background: var(--c-accent-text); transform: translateY(-2px); }

.btn-outline { background: transparent; color: var(--c-primary); border-color: rgba(18, 79, 143, .35); }
.btn-outline:hover { border-color: var(--c-primary); background: rgba(18, 79, 143, .06); transform: translateY(-2px); }

.btn-light { background: #fff; color: var(--c-primary); }
.btn-light:hover { transform: translateY(-2px); box-shadow: var(--shadow-md); }

.btn:active { transform: translateY(0) scale(.98); }

.btn--lg { min-height: 50px; padding: 14px 34px; }

/* ---------- 5. 顶部导航 ---------- */
.site-header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 1000;
  background: rgba(255, 255, 255, .92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid transparent;
  transition: box-shadow var(--t-med), border-color var(--t-med);
}
.site-header.is-scrolled {
  border-color: var(--c-border);
  box-shadow: 0 4px 20px rgba(13, 59, 108, .07);
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  height: var(--header-h);
  transition: height var(--t-med);
}
.site-header.is-scrolled .container { height: 62px; }

.brand { display: flex; align-items: center; gap: 10px; flex-shrink: 0; }
.brand img { height: 42px; width: auto; }

.site-nav ul { display: flex; align-items: center; gap: 6px; }
.site-nav a {
  position: relative;
  display: block;
  padding: 10px 16px;
  color: var(--c-text-2);
  font-size: 1rem;
  font-weight: 500;
}
.site-nav a::after {
  content: "";
  position: absolute;
  left: 16px; right: 16px; bottom: 0;
  height: 2px;
  border-radius: 2px;
  background: var(--c-accent);
  transform: scaleX(0);
  transform-origin: center;
  transition: transform var(--t-med);
}
.site-nav a:hover { color: var(--c-primary); }
.site-nav a:hover::after,
.site-nav li.is-active a::after { transform: scaleX(1); }
.site-nav li.is-active a { color: var(--c-primary); font-weight: 600; }

.nav-cta { flex-shrink: 0; margin-left: 8px; padding: 9px 20px; font-size: .875rem; }

/* 移动端汉堡按钮 */
.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 44px; height: 44px;
  padding: 10px;
  border: 0; border-radius: var(--radius-sm);
  background: transparent;
  cursor: pointer;
}
.nav-toggle span {
  display: block;
  height: 2px;
  border-radius: 2px;
  background: var(--c-primary);
  transition: transform var(--t-med), opacity var(--t-fast);
}
body.nav-open .nav-toggle span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
body.nav-open .nav-toggle span:nth-child(2) { opacity: 0; }
body.nav-open .nav-toggle span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ---------- 6. Hero（首页大屏） ---------- */
.hero {
  position: relative;
  overflow: hidden;
  padding: calc(var(--header-h) + 88px) 0 0;
  background:
    radial-gradient(1100px 520px at 88% -10%, rgba(73, 192, 182, .14), transparent 60%),
    radial-gradient(900px 480px at -8% 110%, rgba(18, 79, 143, .10), transparent 55%),
    linear-gradient(180deg, #f6faff 0%, #fff 100%);
}
/* 细网格装饰 */
.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(18, 79, 143, .045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(18, 79, 143, .045) 1px, transparent 1px);
  background-size: 56px 56px;
  -webkit-mask-image: linear-gradient(180deg, #000 55%, transparent);
          mask-image: linear-gradient(180deg, #000 55%, transparent);
  pointer-events: none;
}

.hero .container {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 10fr) minmax(0, 9fr);
  align-items: center;
  gap: 56px;
}

.hero-copy .eyebrow { background: #fff; box-shadow: var(--shadow-sm); }
.hero-copy h1 { margin: 18px 0 22px; color: var(--c-text); }
.hero-copy h1 .tint {
  color: var(--c-accent-text);
}
.hero-copy p { max-width: 65ch; color: var(--c-text-2); font-size: 1.0625rem; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 36px; }

.hero-media { position: relative; }
.hero-media-inner { position: relative; }
.hero-media-inner::before {
  content: "";
  position: absolute;
  inset: 8% -6% -8% 10%;
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, var(--c-primary) 0%, var(--c-accent) 130%);
  opacity: .12;
  transform: rotate(2.5deg);
}
.hero-media-inner img {
  position: relative;
  width: 100%;
  aspect-ratio: 500 / 361;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
}
/* 图片角标 */
.hero-badge {
  position: absolute;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 22px;
  border-radius: var(--radius);
  background: #fff;
  box-shadow: var(--shadow-md);
}
.hero-badge--main { left: -22px; bottom: 34px; }
.hero-badge--side { right: -14px; top: 28px; flex-direction: row; }
.hero-badge--side .fa {
  background: rgba(18, 79, 143, .10);
  color: var(--c-primary);
}
.hero-badge .fa {
  display: grid; place-items: center;
  width: 42px; height: 42px;
  border-radius: 12px;
  background: var(--c-accent-bg);
  color: var(--c-accent);
  font-size: 18px;
}
.hero-badge strong { display: block; font-size: .9375rem; color: var(--c-text); line-height: 1.4; }
.hero-badge span { font-size: .8125rem; color: var(--c-text-3); }

/* 首屏数据带 */
.hero-stats {
  position: relative;
  margin-top: 72px;
  border-top: 1px solid var(--c-border);
  background: rgba(255, 255, 255, .72);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}
.hero-stats .container {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
  padding-top: 28px;
  padding-bottom: 28px;
}
.hero-stat { text-align: center; }
.hero-stat-num {
  font-size: clamp(1.625rem, 1.2rem + 1.8vw, 2.25rem);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: .01em;
  font-variant-numeric: tabular-nums;
  color: var(--c-primary);
}
.hero-stat-num .unit { font-size: .55em; font-weight: 600; margin-left: 4px; color: var(--c-accent); }
.hero-stat p { margin-top: 4px; color: var(--c-text-3); font-size: .8125rem; letter-spacing: .04em; }

/* 向下滚动指示 */
.hero-scroll {
  position: absolute;
  left: 50%;
  bottom: 18px;
  transform: translateX(-50%);
  width: 26px; height: 42px;
  border: 2px solid var(--c-text-3);
  border-radius: 14px;
  display: flex;
  justify-content: center;
  padding-top: 8px;
  opacity: .55;
  transition: opacity var(--t-fast);
  z-index: 2;
}
.hero-scroll:hover { opacity: 1; }
.hero-scroll span {
  width: 4px; height: 8px;
  border-radius: 2px;
  background: var(--c-text-3);
  animation: scroll-dot 1.8s ease-in-out infinite;
}
@keyframes scroll-dot {
  0%, 100% { transform: translateY(0); opacity: 1; }
  50% { transform: translateY(10px); opacity: .35; }
}

/* Hero 入场动画 */
@keyframes hero-rise {
  from { opacity: 0; transform: translateY(28px); }
  to   { opacity: 1; transform: translateY(0); }
}
.has-js .hero-copy > * {
  animation: hero-rise .7s var(--ease) both;
}
.has-js .hero-copy > *:nth-child(1) { animation-delay: .05s; }
.has-js .hero-copy > *:nth-child(2) { animation-delay: .12s; }
.has-js .hero-copy > *:nth-child(3) { animation-delay: .19s; }
.has-js .hero-copy > *:nth-child(4) { animation-delay: .26s; }
.has-js .hero-media-inner {
  animation: hero-rise .8s var(--ease) .15s both;
}
.has-js .hero-badge--main {
  animation: hero-rise .6s var(--ease) .45s both;
}
.has-js .hero-badge--side {
  animation: hero-rise .6s var(--ease) .55s both;
}
.has-js .hero-stat {
  animation: hero-rise .6s var(--ease) both;
}
.has-js .hero-stat:nth-child(1) { animation-delay: .35s; }
.has-js .hero-stat:nth-child(2) { animation-delay: .42s; }
.has-js .hero-stat:nth-child(3) { animation-delay: .49s; }
.has-js .hero-stat:nth-child(4) { animation-delay: .56s; }
.has-js .hero-scroll {
  animation: hero-rise .6s var(--ease) .7s both;
}
@media (prefers-reduced-motion: reduce) {
  .has-js .hero-copy > *,
  .has-js .hero-media-inner,
  .has-js .hero-badge--main,
  .has-js .hero-badge--side,
  .has-js .hero-stat,
  .has-js .hero-scroll {
    animation: none !important;
  }
  .hero-scroll span { animation: none; }
}

/* ---------- 7. 内页横幅 + 面包屑（供 about / products 等内页使用） ---------- */
.page-hero {
  position: relative;
  padding: calc(var(--header-h) + 40px) 0 32px;
  background:
    radial-gradient(800px 380px at 85% 0%, rgba(73, 192, 182, .16), transparent 60%),
    linear-gradient(135deg, var(--c-primary-dark) 0%, var(--c-primary) 62%, #2a72b8 100%);
  color: #fff;
  overflow: hidden;
}
.page-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, .06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, .06) 1px, transparent 1px);
  background-size: 52px 52px;
  -webkit-mask-image: linear-gradient(180deg, transparent 30%, #000);
          mask-image: linear-gradient(180deg, transparent 30%, #000);
  pointer-events: none;
}
.page-hero .container { position: relative; }
.page-hero h1 { color: #fff; margin-bottom: 6px; }
.page-hero p { color: rgba(255, 255, 255, .82); max-width: 640px; font-size: 1.0625rem; }

/* page-hero 底部装饰线 */
.page-hero::before {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,.28), transparent);
}

/* page-hero 入场动画 */
@keyframes page-hero-rise {
  from { opacity: 0; transform: translateY(22px); }
  to   { opacity: 1; transform: translateY(0); }
}
.has-js .page-hero h1 {
  animation: page-hero-rise .6s var(--ease) .1s both;
}
.has-js .page-hero .breadcrumb {
  animation: page-hero-rise .6s var(--ease) .22s both;
}
@media (prefers-reduced-motion: reduce) {
  .has-js .page-hero h1,
  .has-js .page-hero .breadcrumb {
    animation: none !important;
  }
}

.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin-top: 10px;
  font-size: .8125rem;
  color: rgba(255, 255, 255, .68);
}
.breadcrumb a { color: rgba(255, 255, 255, .85); }
.breadcrumb a:hover { color: #fff; }
.breadcrumb li + li::before { content: "/"; margin-right: 10px; color: rgba(255, 255, 255, .4); }
.breadcrumb .is-current { color: #fff; font-weight: 500; }

/* ---------- 8. 图文两栏（公司简介等） ---------- */
.split {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  align-items: center;
  gap: 64px;
}
.split--rev .split-media { order: 2; }

.split-media { position: relative; }
.split-media img {
  width: 100%;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}
.split-media .media-frame {
  border-radius: var(--radius-lg);
  background: linear-gradient(160deg, var(--c-bg-blue), #fff 70%);
  padding: 28px;
}
.split-media .media-frame img {
  box-shadow: none;
  aspect-ratio: 1134 / 771;
}

/* about 联系信息 */
.about-contact { margin-top: 48px; }
.about-contact-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.about-contact-item {
  padding: 20px;
  border-radius: var(--radius);
  background: var(--c-accent-bg);
  text-align: center;
}
.about-contact-item strong {
  display: block;
  font-size: .9375rem;
  color: var(--c-text);
  margin-bottom: 8px;
}
.about-contact-item span {
  font-size: .875rem;
  color: var(--c-text-2);
  line-height: 1.5;
}

.split-copy h2 { margin-bottom: 18px; }
.split-copy p { color: var(--c-text-2); margin-bottom: 14px; }
.split-copy p strong { color: var(--c-text); }

/* 勾选列表 */
.check-list { margin: 22px 0 30px; display: grid; grid-template-columns: 1fr 1fr; gap: 12px 24px; }
.check-list li { display: flex; gap: 10px; align-items: flex-start; font-size: 1rem; color: var(--c-text-2); }
.check-list .fa {
  margin-top: 5px;
  color: var(--c-accent);
  font-size: .875rem;
}

/* ---------- 9. 选择我们的理由（替代旧五彩泡泡图） ---------- */
.choice-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.choice-card {
  padding: 26px 22px;
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  background: #fff;
  text-align: center;
  transition: all var(--t-med);
}
.choice-card:hover {
  transform: translateY(-6px);
  border-color: transparent;
  box-shadow: var(--shadow-md);
}
.choice-card .fa {
  display: grid; place-items: center;
  width: 52px; height: 52px;
  margin: 0 auto 14px;
  border-radius: 14px;
  background: var(--c-bg-blue);
  color: var(--c-primary);
  font-size: 20px;
  transition: all var(--t-med);
}
.choice-card:hover .fa { background: var(--c-accent-bg); color: var(--c-accent); }
.choice-card h3 { font-size: 1rem; margin-bottom: 6px; }
.choice-card p { font-size: .875rem; color: var(--c-text-3); line-height: 1.6; }

/* ---------- 10. 数据统计条 ---------- */
.stats {
  background: linear-gradient(120deg, var(--c-primary-deep), var(--c-primary) 65%, #1f66ab);
  color: #fff;
  position: relative;
  overflow: hidden;
}
.stats::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.05) 1px, transparent 1px);
  background-size: 48px 48px;
  pointer-events: none;
}
.stats .container {
  position: relative;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
  padding-top: 64px;
  padding-bottom: 64px;
}
.stat { text-align: center; }
.stat-num {
  font-size: clamp(2.125rem, 1.6rem + 2.5vw, 2.875rem);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: .01em;
  font-variant-numeric: tabular-nums;
}
.stat-num .unit { font-size: .55em; font-weight: 600; margin-left: 4px; color: var(--c-accent-soft); }
.stat p { margin-top: 6px; color: rgba(255, 255, 255, .78); font-size: .875rem; letter-spacing: .04em; }

/* ---------- 11. 服务卡片 ---------- */
.card-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }

.feature-card {
  position: relative;
  padding: 38px 32px;
  border-radius: var(--radius-lg);
  background: #fff;
  border: 1px solid var(--c-border);
  transition: all var(--t-med);
  overflow: hidden;
}
.feature-card::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 3px;
  background: linear-gradient(90deg, var(--c-primary), var(--c-accent-soft));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--t-med);
}
.feature-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); border-color: transparent; }
.feature-card:hover::before { transform: scaleX(1); }

.feature-card .fa {
  display: grid; place-items: center;
  width: 60px; height: 60px;
  margin-bottom: 22px;
  border-radius: 16px;
  background: var(--c-bg-blue);
  color: var(--c-primary);
  font-size: 24px;
  transition: all var(--t-med);
}
.feature-card:hover .fa { background: var(--c-accent); color: #fff; }
.feature-card h3 { margin-bottom: 10px; font-size: 1.125rem; }
.feature-card p { color: var(--c-text-2); font-size: 1rem; }
.feature-card .card-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 18px;
  color: var(--c-primary);
  font-size: .875rem;
  font-weight: 600;
}
.feature-card .card-link .fa { transition: transform var(--t-fast); }
.feature-card .card-link:hover .fa { transform: translateX(4px); }

/* ---------- 11.2 首页服务卡片 ---------- */
.service-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }

.service-card {
  display: flex;
  flex-direction: column;
  position: relative;
  border-radius: var(--radius-lg);
  background: #fff;
  border: 1px solid var(--c-border);
  overflow: hidden;
  transition: all var(--t-med);
  text-decoration: none;
  color: inherit;
}
.service-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: transparent;
}

.service-num {
  position: absolute;
  top: 20px; right: 24px;
  font-size: 3rem;
  font-weight: 700;
  line-height: 1;
  color: var(--c-border);
  transition: color var(--t-med);
}
.service-card:hover .service-num { color: var(--c-accent); }

.service-icon {
  display: grid;
  place-items: center;
  width: 64px; height: 64px;
  margin: 32px 32px 0;
  border-radius: 16px;
  background: var(--c-bg-blue);
  color: var(--c-primary);
  font-size: 26px;
  transition: all var(--t-med);
}
.service-card:hover .service-icon {
  background: var(--c-primary);
  color: #fff;
}

.service-body { padding: 24px 32px 32px; }
.service-body h3 { font-size: 1.25rem; margin-bottom: 12px; color: var(--c-text); }
.service-body p { color: var(--c-text-2); font-size: .9375rem; line-height: 1.7; }

.service-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 20px;
  color: var(--c-primary);
  font-size: .9375rem;
  font-weight: 600;
}
.service-link .fa { transition: transform var(--t-fast); }
.service-card:hover .service-link .fa { transform: translateX(4px); }

/* ---------- 12. 产品卡片 ---------- */
.product-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }

.product-card {
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  background: #fff;
  overflow: hidden;
  transition: all var(--t-med);
}
.product-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); border-color: transparent; }

.product-thumb {
  position: relative;
  display: block;
  aspect-ratio: 16 / 10;
  background: #fff;
  border-bottom: 1px solid var(--c-border);
  overflow: hidden;
}
.product-thumb img {
  width: 100%; height: 100%;
  object-fit: contain;
  padding: 14px;
  transition: transform .5s var(--ease);
}
.product-card:hover .product-thumb img { transform: scale(1.05); }

.product-body { padding: 20px 22px 24px; }
.product-body h3 { font-size: 1.0625rem; line-height: 1.5; }
.product-body h3 a:hover { color: var(--c-primary); }
.product-body p { margin-top: 6px; font-size: .875rem; color: var(--c-text-3); }

/* 产品详情页简介段落（独占一行，位于标题与图文区之间） */
.product-intro { font-size: 1.0625rem; line-height: 1.9; color: var(--c-text-2); }
.product-detail .product-intro {
  grid-column: 1 / -1;
  grid-row: 2;
  margin-top: 0;
}
.product-body .card-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 12px;
  font-size: .875rem;
  font-weight: 600;
  color: var(--c-accent-text);
}
.product-body .card-link:hover { color: var(--c-primary); }

/* ---------- 12.1 企业文化卡片 ---------- */
.culture-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }

.culture-card {
  border-radius: var(--radius-lg);
  background: #fff;
  border: 1px solid var(--c-border);
  overflow: hidden;
  transition: all var(--t-med);
}
.culture-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
  border-color: transparent;
}

.culture-thumb { position: relative; aspect-ratio: 16 / 9; overflow: hidden; }
.culture-thumb img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform .5s var(--ease);
}
.culture-card:hover .culture-thumb img { transform: scale(1.05); }

.culture-body { padding: 22px 24px 26px; }
.culture-body h3 { font-size: 1.125rem; margin-bottom: 8px; color: var(--c-text); }
.culture-body p { font-size: .875rem; color: var(--c-text-2); line-height: 1.7; }

/* ---------- 12.2 人才规划 ---------- */
.talent-quote {
  margin: 24px 0;
  padding: 24px 28px;
  border-left: 4px solid var(--c-accent);
  background: var(--c-accent-bg);
  border-radius: 0 var(--radius) var(--radius) 0;
}
.talent-quote p {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--c-text);
  line-height: 2;
  margin: 0;
}

.job-list { display: flex; flex-direction: column; gap: 28px; }

.job-card {
  border-radius: var(--radius-lg);
  background: #fff;
  border: 1px solid var(--c-border);
  overflow: hidden;
  transition: all var(--t-med);
}
.job-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: transparent;
}

.job-head {
  display: flex;
  align-items: center;
  gap: 18px;
  padding: 24px 28px 0;
}
.job-icon {
  display: grid;
  place-items: center;
  width: 52px; height: 52px;
  border-radius: 14px;
  background: var(--c-accent-bg);
  color: var(--c-accent);
  font-size: 22px;
  flex-shrink: 0;
}
.job-meta h3 { font-size: 1.25rem; margin: 0 0 8px; color: var(--c-text); }
.job-tags { display: flex; flex-wrap: wrap; gap: 8px; }
.job-tag {
  display: inline-block;
  padding: 4px 10px;
  border-radius: 999px;
  background: var(--c-bg-soft);
  border: 1px solid var(--c-border);
  font-size: .75rem;
  color: var(--c-text-3);
  font-weight: 500;
}

.job-body {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
  padding: 20px 28px 28px;
}
.job-col h4 {
  font-size: .9375rem;
  font-weight: 600;
  color: var(--c-primary);
  margin-bottom: 4px;
}
.job-col ul.list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.job-col ul.list li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: .875rem;
  color: var(--c-text-2);
  line-height: 1.6;
}
.job-col ul.list li .fa {
  color: var(--c-accent);
  margin-top: 4px;
  font-size: .75rem;
}

.benefit-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.benefit-card {
  border-radius: var(--radius-lg);
  background: #fff;
  border: 1px solid var(--c-border);
  padding: 28px 24px;
  transition: all var(--t-med);
}
.benefit-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: transparent;
}
.benefit-icon {
  display: grid;
  place-items: center;
  width: 48px; height: 48px;
  margin-bottom: 16px;
  border-radius: 12px;
  background: var(--c-accent-bg);
  color: var(--c-accent);
  font-size: 20px;
}
.benefit-card h3 { font-size: 1.125rem; margin: 0 0 12px; color: var(--c-text); }
.benefit-card ul.list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.benefit-card ul.list li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: .875rem;
  color: var(--c-text-2);
  line-height: 1.6;
}
.benefit-card ul.list li .fa {
  color: var(--c-accent);
  margin-top: 4px;
  font-size: .75rem;
}

/* ---------- 13. 新闻卡片 ---------- */
.news-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }

.news-card {
  border-radius: var(--radius-lg);
  background: #fff;
  border: 1px solid var(--c-border);
  overflow: hidden;
  transition: all var(--t-med);
}
.news-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); border-color: transparent; }

.news-thumb { position: relative; aspect-ratio: 16 / 9; overflow: hidden; }
.news-thumb img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform .5s var(--ease);
}
.news-card:hover .news-thumb img { transform: scale(1.05); }

.news-date {
  position: absolute;
  left: 18px; bottom: -22px;
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  background: var(--c-primary);
  color: #fff;
  text-align: center;
  line-height: 1.3;
  box-shadow: var(--shadow-sm);
}
.news-date b { display: block; font-size: 18px; }
.news-date span { font-size: 11.5px; opacity: .85; }

.news-body { padding: 34px 24px 26px; }
.news-body h3 { font-size: 1.0625rem; line-height: 1.55; }
.news-body h3 a:hover { color: var(--c-primary); }
.news-body p {
  margin-top: 10px;
  color: var(--c-text-2);
  font-size: .875rem;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.news-meta { margin-top: 16px; display: flex; align-items: center; gap: 14px; font-size: .8125rem; color: var(--c-text-3); }
.news-meta .fa { margin-right: 5px; color: var(--c-accent); }

/* ---------- 13.1 新闻紧凑列表 ---------- */
.news-compact { display: flex; flex-direction: column; gap: 0; }

.news-compact-item {
  display: flex;
  align-items: flex-start;
  gap: 28px;
  padding: 24px 0;
  border-bottom: 1px solid var(--c-border);
  transition: all var(--t-fast);
}
.news-compact-item:last-child { border-bottom: 0; }
.news-compact-item:hover .news-compact-body h3 a { color: var(--c-primary); }

.news-compact-meta {
  flex: 0 0 100px;
  padding-top: 2px;
}
.news-compact-meta time {
  font-size: .875rem;
  color: var(--c-accent);
  font-weight: 600;
  letter-spacing: .5px;
}

.news-compact-body { flex: 1; }
.news-compact-body h3 { font-size: 1.125rem; line-height: 1.5; margin-bottom: 6px; }
.news-compact-body p {
  color: var(--c-text-2);
  font-size: .9375rem;
  line-height: 1.7;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* ---------- 13.2 产品页布局 ---------- */
.product-layout {
  display: grid;
  grid-template-columns: 260px 1fr;
  gap: 40px;
  align-items: start;
}

.product-sidebar {
  position: sticky;
  top: calc(var(--header-h) + 24px);
  padding: 20px;
  border-radius: var(--radius-lg);
  background: #fff;
  border: 1px solid var(--c-border);
}
.product-sidebar h4 {
  font-size: .9375rem;
  font-weight: 600;
  margin-bottom: 16px;
  color: var(--c-text);
  padding-bottom: 12px;
  border-bottom: 2px solid var(--c-accent);
  display: inline-block;
}
.product-sidebar ul {
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.product-sidebar a {
  display: block;
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  font-size: .875rem;
  color: var(--c-text-2);
  transition: all var(--t-fast);
  line-height: 1.4;
}
.product-sidebar a:hover,
.product-sidebar a.is-active {
  background: var(--c-accent-bg);
  color: var(--c-accent-text);
  font-weight: 500;
}

.product-detail .reveal {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: start;
}
.product-detail h2 {
  font-size: 1.75rem;
  margin-bottom: 0;
  color: var(--c-text);
  grid-column: 1 / -1;
}
.product-gallery {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 0;
}
.product-gallery img {
  max-width: 100%;
  width: 100%;
  height: auto;
  border-radius: var(--radius);
  border: 1px solid var(--c-border);
  object-fit: contain;
  background: #fff;
}
.product-detail .list {
  grid-column: 2;
  margin-top: 0;
}

/* ---------- 14. CTA 行动条 ---------- */
.cta-band {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-lg);
  padding: 56px 56px;
  background:
    radial-gradient(600px 300px at 90% -20%, rgba(73, 192, 182, .35), transparent 60%),
    linear-gradient(120deg, var(--c-primary-dark), var(--c-primary) 70%);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  flex-wrap: wrap;
}
.cta-band h2 { color: #fff; }
.cta-band p { margin-top: 8px; color: rgba(255, 255, 255, .78); max-width: 560px; }

/* ---------- 15. 页脚 ---------- */
.site-footer { background: var(--c-primary-deep); color: rgba(255, 255, 255, .78); }

.footer-top {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
  gap: 48px;
  padding: 72px 0 56px;
}
.footer-brand img { height: 44px; width: auto; margin-bottom: 18px; }
.footer-brand p { font-size: 14px; line-height: 1.9; color: rgba(255, 255, 255, .62); max-width: 320px; }

.footer-col h4 {
  color: #fff;
  font-size: 15.5px;
  margin-bottom: 20px;
  letter-spacing: .04em;
}
.footer-col h4::after {
  content: "";
  display: block;
  width: 26px; height: 2px;
  margin-top: 10px;
  border-radius: 2px;
  background: var(--c-accent-soft);
}
.footer-col ul li { margin-bottom: 11px; font-size: .875rem; }
.footer-col a {
  display: inline-block;
  color: rgba(255, 255, 255, .72);
  transition: color var(--t-fast), transform var(--t-fast);
}
.footer-col a:hover { color: #fff; transform: translateX(4px); }

.footer-contact li { display: flex; gap: 10px; align-items: flex-start; }
.footer-contact .fa { margin-top: 5px; color: var(--c-accent-soft); font-size: .8125rem; }

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, .1);
  padding: 22px 0;
  font-size: .8125rem;
  color: rgba(255, 255, 255, .65);
}
.footer-bottom .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}
.footer-bottom a:hover { color: #fff; }

/* ---------- 16. 回到顶部 / 滚动动画 ---------- */
.back-top {
  position: fixed;
  right: 28px; bottom: 28px;
  z-index: 900;
  width: 46px; height: 46px;
  border: 0;
  border-radius: 12px;
  background: var(--c-primary);
  color: #fff;
  font-size: 16px;
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transform: translateY(12px);
  transition: all var(--t-med);
  box-shadow: var(--shadow-md);
}
.back-top.is-show { opacity: 1; visibility: visible; transform: translateY(0); }
.back-top:hover { background: var(--c-primary-dark); }

/* 滚动淡入 */
:root:not(.has-js) .reveal { opacity: 1; transform: none; }
.has-js .reveal { opacity: 0; transform: translateY(26px); transition: opacity .7s var(--ease), transform .7s var(--ease); }
.reveal.is-visible { opacity: 1; transform: none; }
.reveal[data-delay="1"] { transition-delay: .1s; }
.reveal[data-delay="2"] { transition-delay: .2s; }
.reveal[data-delay="3"] { transition-delay: .3s; }
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1 !important; transform: none !important; transition: none !important; }
  html { scroll-behavior: auto; }
}

/* ---------- 17. FontAwesome 精简图标（复用站点现有字体文件） ---------- */
@font-face {
  font-family: 'FontAwesome';
  src: url('../fonts/fontawesome-webfont.eot?v=4.7.0');
  src: url('../fonts/fontawesome-webfont.eot?#iefix&v=4.7.0') format('embedded-opentype'),
       url('../fonts/fontawesome-webfont.woff2?v=4.7.0') format('woff2'),
       url('../fonts/fontawesome-webfont.woff?v=4.7.0') format('woff'),
       url('../fonts/fontawesome-webfont.ttf?v=4.7.0') format('truetype');
  font-weight: normal;
  font-style: normal;
}

.fa {
  display: inline-block;
  font: normal normal normal 14px/1 FontAwesome;
  font-size: inherit;
  text-rendering: auto;
  -webkit-font-smoothing: antialiased;
}
.fa-angle-up::before       { content: "\f106"; }
.fa-arrow-right::before    { content: "\f061"; }
.fa-bar-chart::before      { content: "\f080"; }
.fa-briefcase::before      { content: "\f0b1"; }
.fa-calendar::before       { content: "\f073"; }
.fa-check-circle::before   { content: "\f058"; }
.fa-code::before           { content: "\f121"; }
.fa-cogs::before           { content: "\f085"; }
.fa-crosshairs::before     { content: "\f05b"; }
.fa-cube::before           { content: "\f1b2"; }
.fa-diamond::before        { content: "\f219"; }
.fa-envelope-o::before     { content: "\f003"; }
.fa-globe::before          { content: "\f0ac"; }
.fa-graduation-cap::before { content: "\f19d"; }
.fa-laptop::before         { content: "\f109"; }
.fa-line-chart::before     { content: "\f201"; }
.fa-map-marker::before     { content: "\f041"; }
.fa-microchip::before      { content: "\f2db"; }
.fa-shield::before         { content: "\f132"; }
.fa-tachometer::before     { content: "\f0e4"; }
.fa-thumbs-up::before      { content: "\f164"; }
.fa-user-circle-o::before  { content: "\f2be"; }
.fa-user-o::before         { content: "\f2c0"; }
.fa-users::before          { content: "\f0c0"; }
.fa-wrench::before         { content: "\f0ad"; }

/* ---------- 18. 响应式 ---------- */
@media (max-width: 1080px) {
  .product-grid { grid-template-columns: repeat(3, 1fr); }
  .culture-grid { grid-template-columns: repeat(2, 1fr); }
  .choice-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-top { grid-template-columns: 1fr 1fr; gap: 40px; }
}

@media (max-width: 992px) {
  :root { --header-h: 64px; }

  .nav-toggle { display: flex; }
  .nav-cta { display: none; }

  /* 移动端抽屉菜单 */
  .site-nav {
    position: fixed;
    top: var(--header-h);
    left: 0; right: 0;
    background: #fff;
    border-bottom: 1px solid var(--c-border);
    box-shadow: var(--shadow-md);
    padding: 12px 24px 20px;
    transform: translateY(-12px);
    opacity: 0;
    visibility: hidden;
    transition: all var(--t-med);
    max-height: calc(100vh - var(--header-h));
    overflow-y: auto;
  }
  body.nav-open .site-nav { transform: none; opacity: 1; visibility: visible; }
  .site-nav ul { flex-direction: column; align-items: stretch; gap: 0; }
  .site-nav a { padding: 13px 8px; border-bottom: 1px solid var(--c-bg-soft); }
  .site-nav a::after { display: none; }
  .site-nav li.is-active a { color: var(--c-accent); }

  .hero { padding: calc(var(--header-h) + 56px) 0 0; }
  .hero .container { grid-template-columns: 1fr; gap: 44px; }
  .hero-badge--main { left: 12px; }
  .hero-badge--side { right: 8px; top: 16px; }
  .split { grid-template-columns: 1fr; gap: 40px; }
  .split--rev .split-media { order: 0; }
  .section { padding: 68px 0; }
  .hero-stats .container { grid-template-columns: repeat(2, 1fr); gap: 28px 20px; }
}

@media (max-width: 768px) {
  .card-grid, .news-grid, .culture-grid { grid-template-columns: 1fr; }
  .product-grid { grid-template-columns: repeat(2, 1fr); }
  .stats .container { grid-template-columns: repeat(2, 1fr); gap: 36px 20px; }
  .cta-band { padding: 40px 28px; }
  .check-list { grid-template-columns: 1fr; }
  .hero-scroll { display: none; }
  .job-body { grid-template-columns: 1fr; gap: 20px; }
  .benefit-grid { grid-template-columns: 1fr; }
  .service-grid { grid-template-columns: 1fr; }
  .news-feature { grid-template-columns: 1fr; }
  .news-compact-item { flex-direction: column; gap: 4px; padding: 20px 0; }
  .news-compact-meta { flex: none; }
  .product-layout { grid-template-columns: 1fr; }
  .product-sidebar { position: static; margin-bottom: 32px; }
  .product-detail .reveal { grid-template-columns: 1fr; }
  .product-detail .list { grid-column: 1; }
  .about-contact-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 560px) {
  .container { padding: 0 18px; }
  .product-grid { grid-template-columns: 1fr; }
  .culture-grid { grid-template-columns: 1fr; }
  .choice-grid { grid-template-columns: 1fr; }
  .footer-top { grid-template-columns: 1fr; gap: 36px; padding: 56px 0 40px; }
  .hero-actions .btn { width: 100%; }
  .footer-bottom .container { justify-content: center; text-align: center; }
  .hero-stats .container { grid-template-columns: repeat(2, 1fr); gap: 24px 16px; padding-top: 22px; padding-bottom: 22px; }
  .job-head { flex-direction: column; align-items: flex-start; gap: 14px; }
  .talent-quote { padding: 20px 22px; }
  .talent-quote p { font-size: 1rem; }
  .service-icon { margin: 24px 24px 0; width: 56px; height: 56px; font-size: 22px; }
  .service-body { padding: 20px 24px 28px; }
  .service-num { font-size: 2.25rem; top: 16px; right: 20px; }
  .news-compact-item { padding: 16px 0; }
  .about-contact-grid { grid-template-columns: 1fr; }
}

/* =========================================================
   19. 全站兼容层
   旧页面主内容区沿用的 Bootstrap 栅格与 w3layouts 类，
   在此以现代样式重新实现（仅服务转换后的旧内容标记）。
   ========================================================= */

/* ---------- 栅格 ---------- */
.row { display: flex; flex-wrap: wrap; margin: -14px; }
.row > [class*="col-"] { width: 100%; padding: 0 14px; }

.col-2  { width: 16.666%; }
.col-10 { width: 83.333%; }
.col-sm-12 { width: 100%; }

@media (min-width: 768px) {
  .col-md-4  { width: 33.333%; }
  .col-md-6  { width: 50%; }
  .col-md-12 { width: 100%; }
  .my-md-5   { margin-top: 3rem; margin-bottom: 3rem; }
  .my-4      { margin-top: 1.5rem; margin-bottom: 1.5rem; }
  .mt-md-0   { margin-top: 0; }
  .mt-md-4   { margin-top: 1.5rem; }
  .mt-md-5   { margin-top: 3rem; }
}

@media (min-width: 576px) {
  .mt-sm-5 { margin-top: 3rem; }
  .mb-sm-5 { margin-bottom: 3rem; }
}

@media (min-width: 992px) {
  .col-lg-3    { width: 25%; }
  .col-lg-4    { width: 33.333%; }
  .col-lg-5    { width: 41.666%; }
  .col-lg-6    { width: 50%; }
  .col-lg-7    { width: 58.333%; }
  .col-lg-8    { width: 66.666%; }
  .col-lg-12   { width: 100%; }
  .offset-lg-2 { margin-left: 16.666%; }
  .mt-lg-0     { margin-top: 0; }
  .mt-lg-5     { margin-top: 3rem; }
  .mb-lg-0     { margin-bottom: 0; }
  .mb-lg-5     { margin-bottom: 3rem; }
  .mx-lg-0     { margin-left: 0; margin-right: 0; }
  .px-lg-3     { padding-left: 1rem; padding-right: 1rem; }
  .text-lg-left { text-align: left; }
  .order-lg-first { order: -1; }
}

/* 旧站行为复刻：≤992px 时 order1（图）在前、order2（文）在后 */
@media (max-width: 992px) {
  .order1 { order: 1; }
  .order2 { order: 2; }
}

/* ---------- 通用工具 ---------- */
.align-items-center { align-items: center; }
.text-center { text-align: center; }
.text-right  { text-align: right; }
.align-center { text-align: center; }
.img-fluid   { max-width: 100%; height: auto; }
.img-shadow  { border-radius: var(--radius); box-shadow: var(--shadow-md); }
.rounded-circle { border-radius: 50%; }
.bg-light    { background: var(--c-bg-soft); }
.bg-white    { background: #fff; }
.section-gap { padding: 72px 0; }
.mt-2 { margin-top: .5rem; }
.mt-3 { margin-top: 1rem; }
.mt-4 { margin-top: 1.5rem; }
.mt-5 { margin-top: 3rem; }
.mb-3 { margin-bottom: 1rem; }
.mb-4 { margin-bottom: 1.5rem; }
.mb-5 { margin-bottom: 3rem; }
.mr-2 { margin-right: .5rem; }
.px-0 { padding-left: 0; padding-right: 0; }
.order-first { order: -1; }

/* ---------- 版块与标题 ---------- */
.w3l-about,
.w3l-features { padding: 72px 0; }
.w3l-about.bg-light,
.w3l-features.bg-light { background: var(--c-bg-soft); }
.w3l-about p { color: var(--c-text-2); }

.feature-grid-left { align-self: center; }

.section-title {
  font-size: clamp(1.5rem, 1.2rem + 1.4vw, 2.125rem);
  font-weight: 700;
  text-align: center;
  margin-bottom: 1.2em;
  padding-bottom: .6em;
  position: relative;
}
.section-title::before {
  content: "";
  position: absolute;
  left: 50%; bottom: 0;
  transform: translateX(-50%);
  width: 64px; height: 3px;
  border-radius: 2px;
  background: linear-gradient(90deg, var(--c-primary), var(--c-accent-soft));
}

.section-title-left,
.title-left {
  font-size: clamp(1.375rem, 1.1rem + 1.2vw, 1.75rem);
  font-weight: 700;
  margin-bottom: .9em;
  color: var(--c-text);
}

h3.title {
  font-size: 1.75rem;
  font-weight: 700;
  margin-bottom: 1rem;
}

span.title {
  display: inline-block;
  background: var(--c-accent-bg);
  color: var(--c-accent-text);
  padding: 5px 14px;
  border-radius: 999px;
  font-size: .875rem;
  font-weight: 600;
  margin-bottom: 12px;
}

.text-para { color: var(--c-text-2); margin: 14px 0 20px; font-size: 1.0625rem; }

/* ---------- 列表 / 图片网格 ---------- */
ul.list { padding: 0; margin: 0; }
ul.list li {
  font-size: 1rem;
  line-height: 1.9;
  color: var(--c-text-2);
  font-weight: 400;
  margin-bottom: 10px;
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 10px;
}
ul.list li span.fa {
  margin-top: 7px;
  color: var(--c-accent);
  font-size: .875rem;
}

.call-grids-w3 { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.w3l-features .grids-1 {
  padding: 0;
  text-align: center;
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  overflow: hidden;
  background: #fff;
  transition: transform var(--t-med), box-shadow var(--t-med);
}
.w3l-features .grids-1:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.w3l-features .grids-1 img { width: 100%; height: auto; }

.image { width: 100%; border-radius: var(--radius); margin: .5rem 0; }

/* ---------- 图标卡片（box-wrap） ---------- */
.box-wrap {
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  background: #fff;
  padding: 32px 26px;
  text-align: center;
  transition: transform var(--t-med), box-shadow var(--t-med);
}
.box-wrap:hover { transform: translateY(-5px); box-shadow: var(--shadow-md); }
.box-wrap .icon,
.box-wrap a.icon {
  width: 56px; height: 56px;
  margin: 0 auto 16px;
  border-radius: 14px;
  background: var(--c-bg-blue);
  color: var(--c-primary);
  display: grid;
  place-items: center;
  font-size: 1.25rem;
}
.box-wrap .title-head { color: var(--c-text); }
.box-wrap p { color: var(--c-text-2); font-size: .9375rem; margin-top: 6px; }

/* ---------- 联系页 ---------- */
h3.header { font-size: 1.5rem; font-weight: 700; margin-bottom: .5rem; }
.head-main { color: var(--c-text-2); margin-bottom: 1.75rem; }
.contact-info-align {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  margin-bottom: 1.25rem;
  color: var(--c-text-2);
}
.contact-info-align span.fa {
  width: 42px; height: 42px;
  flex: none;
  border-radius: 12px;
  background: var(--c-bg-blue);
  color: var(--c-primary);
  display: grid;
  place-items: center;
  font-size: 1rem;
}
.contact-info-align .info { color: var(--c-text); font-weight: 600; }
.contact-info-align a:hover { color: var(--c-primary); }
.contact-para { margin-bottom: 1.5rem; }

.follow { display: flex; gap: 10px; margin-top: .75rem; }
.follow a {
  width: 40px; height: 40px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: var(--c-bg-blue);
  color: var(--c-primary);
  transition: all var(--t-med);
}
.follow a:hover { background: var(--c-primary); color: #fff; }

.map {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  background: #fff;
  line-height: 0;
}
.map iframe { width: 100%; height: 420px; border: 0; }
.map img { width: 100%; }

/* 静态地址卡片（替代已失效的第三方地图脚本） */
.map-card {
  position: relative;
  border-radius: var(--radius-lg);
  padding: 48px 40px;
  color: #fff;
  background:
    radial-gradient(500px 260px at 90% -20%, rgba(73, 192, 182, .35), transparent 60%),
    linear-gradient(120deg, var(--c-primary-deep), var(--c-primary) 70%);
  box-shadow: var(--shadow-md);
  line-height: 1.7;
}
.map-card .fa {
  display: grid;
  place-items: center;
  width: 52px; height: 52px;
  margin-bottom: 18px;
  border-radius: 14px;
  background: rgba(255, 255, 255, .14);
  color: var(--c-accent-soft);
  font-size: 1.25rem;
}
.map-card h3 { color: #fff; margin-bottom: 8px; }
.map-card p { color: rgba(255, 255, 255, .82); }
.map-card-contact { margin-top: 14px; display: flex; gap: 18px; flex-wrap: wrap; align-items: center; }
.map-card-contact a { color: #fff; font-weight: 600; }
.map-card-contact a:hover { color: var(--c-accent-soft); }
.map-card-contact span { color: rgba(255, 255, 255, .72); }

/* 联系页地图 */
.contact-map { position: relative; }
.contact-map iframe { display: block; width: 100%; }
.map-fallback {
  margin-top: 20px;
  padding: 24px;
  border-radius: var(--radius);
  background: var(--c-bg-soft);
  border: 1px solid var(--c-border);
}
.map-fallback .fa {
  display: inline-grid;
  place-items: center;
  width: 40px; height: 40px;
  margin-bottom: 12px;
  border-radius: 10px;
  background: var(--c-accent-bg);
  color: var(--c-accent);
  font-size: 1rem;
}
.map-fallback h3 { font-size: 1.0625rem; color: var(--c-text); margin-bottom: 6px; }
.map-fallback p { font-size: .875rem; color: var(--c-text-2); line-height: 1.7; }
.map-fallback .map-card-contact { margin-top: 10px; display: flex; gap: 16px; flex-wrap: wrap; align-items: center; }
.map-fallback .map-card-contact a { color: var(--c-primary); font-weight: 600; }
.map-fallback .map-card-contact span { color: var(--c-text-3); }

.contact-visual {
  width: 100%;
  height: auto;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}

/* ---------- 资讯卡片（blog） / 手机特性 ---------- */
.blog-grid {
  border: 1px solid var(--c-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: #fff;
  transition: transform var(--t-med), box-shadow var(--t-med);
}
.blog-grid:hover { transform: translateY(-5px); box-shadow: var(--shadow-md); }
.blog-info { padding: 22px 24px; }
.blog-info h4 a { color: var(--c-text); }
.blog-info h4 a:hover { color: var(--c-primary); }
.blog-info p { color: var(--c-text-2); font-size: .9375rem; margin-top: 8px; }

.mobile-right-icon { text-align: center; margin-bottom: 10px; }
.mobile-right-icon span.fa { font-size: 1.75rem; color: var(--c-accent); }
.mobile-right-info h6 a { font-weight: 600; color: var(--c-text); }
.mobile-right-info h6 a:hover { color: var(--c-primary); }
.mobile-info-inn { align-items: center; }

/* ---------- 补充 FontAwesome 图标 ---------- */
.fa-check::before           { content: "\f00c"; }
.fa-circle::before          { content: "\f111"; }
.fa-phone::before           { content: "\f095"; }
.fa-envelope-open-o::before { content: "\f2b7"; }
.fa-building::before        { content: "\f1ad"; }
.fa-bar-chart::before       { content: "\f080"; }
.fa-dollar::before          { content: "\f155"; }
.fa-recycle::before         { content: "\f1b8"; }
.fa-user::before            { content: "\f007"; }
.fa-facebook::before        { content: "\f09a"; }
.fa-twitter::before         { content: "\f099"; }
.fa-instagram::before       { content: "\f16d"; }
.fa-linkedin::before        { content: "\f0e1"; }