/* ==========================================================================
   北港优选 · 企业门户网站 设计系统
   主色：深海藏蓝 #0E3A78 ｜ 香槟金 #C6A15B ｜ 墨绿 #1F8E80
   ========================================================================== */

:root {
  /* 品牌色 */
  --primary: #0E3A78;         /* 深海藏蓝（主色，沉稳高级） */
  --primary-dark: #0A2A58;
  --primary-light: #EAF1F9;
  --accent: #C6A15B;          /* 香槟金（行动按钮/高亮，高端质感） */
  --accent-dark: #A98842;
  --accent-light: #F9F3E7;
  --teal: #1F8E80;            /* 墨绿（标签/辅助） */
  --teal-light: #E7F4F1;

  /* 中性色 */
  --ink: #16233C;             /* 主文字（深藏青） */
  --ink-2: #45516A;           /* 次级文字 */
  --ink-3: #7E8AA0;           /* 辅助文字 */
  --line: #E6E9F0;            /* 分割线 */
  --bg: #F7F9FC;              /* 页面背景 */
  --white: #FFFFFF;
  --card: #FFFFFF;

  /* 语义色 */
  --success: #00B42A;
  --warning: #D9822B;
  --danger: #F53F3F;

  /* 字体：参考山东港口阳光慧采e平台，统一黑体风格（优先参考站字体，逐级降级到系统中文黑体） */
  --font: "Alibaba-PuHuiTi-Regular", "SourceHanSansCN-Regular", "Source Han Sans CN", "Noto Sans CJK SC",
          "PingFang SC", "Microsoft YaHei", "微软雅黑", "Hiragino Sans GB",
          -apple-system, BlinkMacSystemFont, "Segoe UI", Arial, sans-serif;

  /* 尺寸 */
  --radius-sm: 6px;
  --radius: 10px;
  --radius-lg: 16px;
  --maxw: 1200px;
  --header-h: 72px;
  --shadow-sm: 0 2px 8px rgba(14,42,90,.06);
  --shadow: 0 6px 24px rgba(14,42,90,.09);
  --shadow-lg: 0 18px 52px rgba(14,42,90,.15);
  --transition: .28s cubic-bezier(.4,0,.2,1);
}

* { margin: 0; padding: 0; box-sizing: border-box; }

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

body {
  font-family: var(--font);
  color: #282828;
  background: var(--bg);
  font-size: 16px;
  line-height: 1.8;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }
img { max-width: 100%; display: block; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }
input, textarea, select { font-family: inherit; font-size: inherit; }

.container { max-width: var(--maxw); margin: 0 auto; padding: 0 24px; }

/* 无障碍：跳转链接 */
.skip { position: absolute; left: -999px; top: 0; background: var(--primary); color: #fff; padding: 8px 16px; z-index: 9999; }
.skip:focus { left: 0; }

/* ==========================================================================
   顶部工具条
   ========================================================================== */
.topbar {
  background: linear-gradient(90deg, #081F47 0%, #0A2A58 100%);
  color: rgba(255,255,255,.82);
  font-size: 13px;
  height: 36px;
  line-height: 36px;
}
.topbar .container { display: flex; justify-content: space-between; align-items: center; max-width: 1440px; margin: 0 auto; padding: 0 40px; }
.topbar a { color: rgba(255,255,255,.82); }
.topbar a:hover { color: #fff; }
.topbar .tb-left { display: flex; gap: 24px; }
.topbar .tb-right { display: flex; gap: 20px; align-items: center; }
.tb-right .divider { opacity: .35; }
.topbar .link-group { display: flex; gap: 20px; }
/* 优选商城入口（顶栏高亮） */
.topbar .mall-entry { color: #E8C47C; font-weight: 600; letter-spacing: 1px; }
.topbar .mall-entry:hover { color: #F5D896; text-shadow: 0 0 12px rgba(232,196,124,.45); }

/* ==========================================================================
   主导航
   ========================================================================== */
.header {
  position: sticky; top: 0; z-index: 100;
  background: var(--white);
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}
.header .container { display: flex; align-items: center; height: var(--header-h); gap: 32px; max-width: 1440px; margin: 0 auto; padding: 0 40px; }
.logo { display: flex; align-items: center; gap: 12px; flex-shrink: 0; }
.logo-mark {
  width: 40px; height: 40px; border-radius: 10px;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: #fff; display: flex; align-items: center; justify-content: center;
  font-size: 22px; font-weight: 900; letter-spacing: -1px;
  box-shadow: 0 6px 14px rgba(14,58,120,.30), inset 0 0 0 1px rgba(255,255,255,.12);
}
.logo-text { display: flex; flex-direction: column; line-height: 1.18; gap: 2px; }
.logo-text .name { font-size: 20px; font-weight: 800; color: var(--ink); letter-spacing: .5px; }
.logo-text .sub { font-size: 11px; color: var(--ink-3); letter-spacing: 1.2px; font-weight: 500; }
.logo img { height: 56px; width: auto; display: block; }
.header .logo { margin-left: 20px; }
.header .logo img { height: 62px; }
.footer .logo img { height: 42px; filter: brightness(0) invert(1); }

.nav { display: flex; gap: 4px; flex: 1; justify-content: center; }
.nav > li { position: relative; }
.nav > li > a {
  display: block; padding: 10px 18px; font-size: 16px; font-weight: 500;
  color: var(--ink-2); border-radius: 8px; white-space: nowrap;
  transition: var(--transition);
}
.nav > li > a:hover, .nav > li.active > a { color: var(--primary); background: var(--primary-light); }
.nav > li.active > a { font-weight: 600; }

/* 下拉菜单 */
.nav .dropdown {
  position: absolute; top: 100%; left: 0; min-width: 200px;
  background: var(--white); border-radius: 12px; box-shadow: var(--shadow-lg);
  padding: 8px; opacity: 0; visibility: hidden; transform: translateY(8px);
  transition: var(--transition); z-index: 200;
}
.nav > li:hover .dropdown { opacity: 1; visibility: visible; transform: translateY(0); }
.dropdown a { display: block; padding: 10px 16px; font-size: 14px; color: var(--ink-2); border-radius: 6px; }
.dropdown a:hover { color: var(--primary); background: var(--primary-light); }

.header-actions { display: flex; align-items: center; gap: 16px; flex-shrink: 0; }
.search-box { position: relative; }
.search-box input {
  width: 200px; height: 38px; border: 1px solid var(--line); border-radius: 20px;
  padding: 0 38px 0 16px; outline: none; font-size: 14px; transition: var(--transition);
  background: var(--bg);
}
.search-box input:focus { border-color: var(--primary); width: 240px; background: #fff; }
.search-box button { position: absolute; right: 10px; top: 50%; transform: translateY(-50%); color: var(--ink-3); font-size: 16px; width: 16px; }
.lang-toggle {
  display: flex; border: 1px solid var(--line); border-radius: 20px; overflow: hidden; height: 38px;
}
.lang-toggle button { padding: 0 14px; font-size: 13px; color: var(--ink-3); background: #fff; transition: var(--transition); }
.lang-toggle button.on { background: var(--primary); color: #fff; }

.group-entry {
  height: 38px; padding: 0 18px; border-radius: 20px; font-size: 14px; font-weight: 500;
  display: flex; align-items: center; gap: 6px;
  background: var(--primary); color: #fff; transition: var(--transition);
}
.group-entry:hover { background: var(--primary-dark); }

/* 移动端汉堡按钮 */
.hamburger { display: none; font-size: 24px; color: var(--ink); }

/* ==========================================================================
   按钮
   ========================================================================== */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 12px 28px; border-radius: 26px; font-size: 15px; font-weight: 600;
  transition: var(--transition); line-height: 1.4; cursor: pointer;
}
.btn-primary { background: linear-gradient(135deg, #D2B06A, var(--accent) 55%, var(--accent-dark)); color: #fff; box-shadow: 0 8px 22px rgba(169,136,66,.38); text-shadow: 0 1px 2px rgba(90,64,14,.25); }
.btn-primary:hover { background: linear-gradient(135deg, var(--accent), var(--accent-dark)); transform: translateY(-2px); box-shadow: 0 12px 30px rgba(169,136,66,.48); }
.btn-blue { background: linear-gradient(135deg, var(--primary), var(--primary-dark)); color: #fff; box-shadow: 0 8px 22px rgba(14,58,120,.32); }
.btn-blue:hover { background: linear-gradient(135deg, var(--primary-dark), #071F42); transform: translateY(-2px); }
.btn-ghost { background: rgba(255,255,255,.16); color: #fff; border: 1px solid rgba(255,255,255,.5); backdrop-filter: blur(4px); }
.btn-ghost:hover { background: rgba(255,255,255,.28); }
.btn-outline { background: #fff; color: var(--primary); border: 1.5px solid var(--primary); }
.btn-outline:hover { background: var(--primary-light); }
.btn-sm { padding: 8px 18px; font-size: 13px; }
.btn-lg { padding: 14px 36px; font-size: 16px; }
.btn-block { width: 100%; }

/* ==========================================================================
   Banner 轮播
   ========================================================================== */
.banner { position: relative; height: 720px; overflow: hidden; }
.banner-slide {
  position: absolute; inset: 0; opacity: 0; transition: opacity .8s ease;
  display: flex; align-items: center;
}
.banner-slide.active { opacity: 1; }
.banner-slide .bg { position: absolute; inset: 0; }
.banner-content { position: relative; z-index: 2; color: #fff; max-width: var(--maxw); margin: 0 auto; padding: 0 24px; }
.banner-content .tag {
  display: inline-block; padding: 5px 16px; border-radius: 20px; font-size: 13px;
  background: linear-gradient(135deg, rgba(210,176,106,.95), rgba(169,136,66,.95)); margin-bottom: 22px; font-weight: 500;
}
.banner-content h1 { font-size: 46px; line-height: 1.25; font-weight: 800; margin-bottom: 18px; letter-spacing: 1px; }
.banner-content h1 .hl { color: #E3C37E; }
.banner-content p { font-size: 18px; color: rgba(255,255,255,.85); max-width: 620px; margin-bottom: 34px; }
.banner-actions { display: flex; gap: 14px; flex-wrap: wrap; }

.banner-nav { position: absolute; bottom: 40px; left: 50%; transform: translateX(-50%); z-index: 3; display: flex; gap: 12px; }
.banner-nav span { width: 34px; height: 5px; border-radius: 3px; background: rgba(255,255,255,.35); cursor: pointer; transition: var(--transition); }
.banner-nav span.active { width: 50px; background: #fff; }
.banner-arrow {
  position: absolute; top: 50%; transform: translateY(-50%); z-index: 3;
  width: 48px; height: 48px; border-radius: 50%; background: rgba(255,255,255,.12);
  color: #fff; font-size: 22px; display: flex; align-items: center; justify-content: center;
  border: 1px solid rgba(255,255,255,.25); transition: var(--transition);
}
.banner-arrow:hover { background: rgba(255,255,255,.3); }
.banner-arrow.prev { left: 24px; }
.banner-arrow.next { right: 24px; }

/* ==========================================================================
   区块标题
   ========================================================================== */
.section { padding: 72px 0; }
.section-alt { background: var(--white); }
.section-head { text-align: center; margin-bottom: 48px; }
.section-head .eyebrow { color: var(--accent-dark); font-size: 14px; font-weight: 600; letter-spacing: 4px; text-transform: uppercase; }
.section-head h2 { font-size: 34px; font-weight: 800; margin: 10px 0 14px; letter-spacing: 1px; color: var(--ink); }
.section-head .desc { color: var(--ink-3); font-size: 16px; max-width: 640px; margin: 0 auto; }
.section-head.left { text-align: left; }
.section-head.left .desc { margin: 0; }

/* ==========================================================================
   核心业务卡片
   ========================================================================== */
.biz-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.biz-card {
  background: var(--card); border-radius: var(--radius-lg); padding: 36px 28px;
  box-shadow: var(--shadow-sm); border: 1px solid var(--line); position: relative; overflow: hidden;
  transition: var(--transition);
}
.biz-card:hover { transform: translateY(-8px); box-shadow: var(--shadow-lg); border-color: transparent; }
.biz-card .icon {
  width: 62px; height: 62px; border-radius: 16px; display: flex; align-items: center; justify-content: center;
  font-size: 30px; margin-bottom: 22px;
}
.biz-card .icon.i1 { background: var(--primary-light); color: var(--primary); }
.biz-card .icon.i2 { background: var(--accent-light); color: var(--accent); }
.biz-card .icon.i3 { background: var(--teal-light); color: var(--teal); }
.biz-card .icon.i4 { background: var(--accent-light); color: var(--accent-dark); }
.biz-card h3 { font-size: 20px; font-weight: 700; margin-bottom: 10px; }
.biz-card p { color: var(--ink-3); font-size: 14px; margin-bottom: 18px; min-height: 44px; }
.biz-card .more { color: var(--primary); font-weight: 600; font-size: 14px; display: inline-flex; align-items: center; gap: 4px; }
.biz-card .more:hover { gap: 8px; }
.biz-card .badge {
  position: absolute; top: 20px; right: 20px; font-size: 12px; padding: 3px 10px;
  border-radius: 12px; background: var(--teal-light); color: var(--teal);
}

/* ==========================================================================
   企业优势
   ========================================================================== */
.adv-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 20px; }
.adv-item { text-align: center; padding: 34px 20px; background: var(--card); border-radius: var(--radius-lg); box-shadow: var(--shadow-sm); border: 1px solid var(--line); transition: var(--transition); }
.adv-item:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.adv-item .icon { font-size: 38px; margin-bottom: 16px; }
.adv-item h4 { font-size: 17px; font-weight: 700; margin-bottom: 8px; }
.adv-item p { font-size: 13px; color: var(--ink-3); }

/* ==========================================================================
   案例展示
   ========================================================================== */
.case-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.case-card {
  background: var(--card); border-radius: var(--radius-lg); overflow: hidden;
  box-shadow: var(--shadow-sm); border: 1px solid var(--line); transition: var(--transition);
}
.case-card:hover { transform: translateY(-8px); box-shadow: var(--shadow-lg); }
.case-thumb { height: 160px; position: relative; display: flex; align-items: center; justify-content: center; font-size: 48px; }
.case-thumb .tag { position: absolute; top: 14px; left: 14px; background: rgba(255,255,255,.9); color: var(--teal); font-size: 12px; padding: 3px 12px; border-radius: 12px; font-weight: 600; }
.case-body { padding: 22px; }
.case-body h3 { font-size: 17px; font-weight: 700; margin-bottom: 10px; }
.case-body p { font-size: 13px; color: var(--ink-3); }

/* ==========================================================================
   新闻动态
   ========================================================================== */
.news-layout { display: grid; grid-template-columns: 1.6fr 1fr; gap: 32px; }
.news-featured { display: flex; gap: 24px; background: var(--card); border-radius: var(--radius-lg); padding: 24px; box-shadow: var(--shadow-sm); border: 1px solid var(--line); }
.news-featured .thumb { width: 260px; height: 170px; border-radius: var(--radius); flex-shrink: 0; display: flex; align-items: center; justify-content: center; font-size: 48px; }
.news-featured .info { flex: 1; display: flex; flex-direction: column; }
.news-featured .cat { color: var(--primary); font-size: 13px; font-weight: 600; margin-bottom: 8px; }
.news-featured h3 { font-size: 19px; font-weight: 700; margin-bottom: 10px; }
.news-featured p { color: var(--ink-3); font-size: 14px; flex: 1; }
.news-featured .date { color: var(--ink-3); font-size: 13px; }
.news-list { display: flex; flex-direction: column; gap: 16px; }
.news-item { display: flex; gap: 16px; padding: 16px 0; border-bottom: 1px solid var(--line); }
.news-item .date-box { width: 56px; height: 56px; border-radius: var(--radius); background: var(--primary-light); color: var(--primary); display: flex; flex-direction: column; align-items: center; justify-content: center; flex-shrink: 0; }
.news-item .date-box .d { font-size: 22px; font-weight: 800; line-height: 1; }
.news-item .date-box .m { font-size: 12px; }
.news-item .info h4 { font-size: 15px; font-weight: 600; margin-bottom: 6px; }
.news-item .info h4:hover { color: var(--primary); }
.news-item .info .meta { font-size: 12px; color: var(--ink-3); }

/* ==========================================================================
   合作伙伴墙
   ========================================================================== */
.partner-grid { display: grid; grid-template-columns: repeat(6, 1fr); gap: 20px; }
.partner-logo {
  height: 96px; background: var(--card); border: 1px solid var(--line); border-radius: var(--radius);
  display: flex; align-items: center; justify-content: center; padding: 16px;
  color: var(--ink-2); font-weight: 600; font-size: 14px; text-align: center;
  transition: var(--transition);
}
.partner-logo:hover { border-color: var(--primary); color: var(--primary); box-shadow: var(--shadow); }

/* ==========================================================================
   快速服务入口
   ========================================================================== */
.quick-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.quick-card {
  display: flex; align-items: center; gap: 16px; padding: 24px; background: var(--card);
  border-radius: var(--radius-lg); box-shadow: var(--shadow-sm); border: 1px solid var(--line);
  transition: var(--transition);
}
.quick-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); border-color: var(--primary); }
.quick-card .icon { width: 52px; height: 52px; border-radius: 14px; background: var(--primary-light); color: var(--primary); display: flex; align-items: center; justify-content: center; font-size: 24px; flex-shrink: 0; }
.quick-card .txt h4 { font-size: 16px; font-weight: 700; margin-bottom: 4px; }
.quick-card .txt p { font-size: 12px; color: var(--ink-3); }

/* ==========================================================================
   页脚
   ========================================================================== */
.footer { background: linear-gradient(180deg, #0A2148 0%, #081A3A 100%); color: rgba(255,255,255,.72); padding: 60px 0 0; }
.footer a { color: rgba(255,255,255,.72); }
.footer a:hover { color: #fff; }
.footer-top { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1.3fr; gap: 40px; padding-bottom: 40px; border-bottom: 1px solid rgba(255,255,255,.12); }
.footer .f-brand .logo-text .name { color: #fff; }
.footer .f-brand .logo-text .sub { color: rgba(255,255,255,.5); }
.footer .f-brand p { font-size: 13px; margin-top: 16px; color: rgba(255,255,255,.6); max-width: 320px; }
.footer h4 { color: #fff; font-size: 16px; font-weight: 600; margin-bottom: 18px; }
.footer ul li { margin-bottom: 12px; font-size: 14px; }
.footer .f-contact li { display: flex; gap: 10px; align-items: flex-start; }
.footer .f-contact .ico { color: var(--accent); }
.footer-bottom { padding: 22px 0; font-size: 12px; color: rgba(255,255,255,.45); }
.footer-bottom .container { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 10px; }
.footer-bottom .links { display: flex; gap: 20px; }
.footer-bottom .links a:hover { color: #fff; }
.beian { display: flex; gap: 6px; align-items: center; }

/* ==========================================================================
   子页面通用
   ========================================================================== */
.page-banner {
  position: relative;
  background-image: url('../assets/page-banner.jpg');
  background-size: cover;
  background-position: center;
  background-color: #0A2349;
  color: #fff; padding: 64px 0; overflow: hidden;
}
.page-banner::before {
  content: ""; position: absolute; inset: 0; z-index: 1;
  background: linear-gradient(90deg, rgba(8,25,58,.84) 0%, rgba(10,35,73,.60) 50%, rgba(10,35,73,.30) 100%);
}
.page-banner::after { display: none; }
.page-banner .container { position: relative; z-index: 2; }
.page-banner h1 { font-size: 36px; font-weight: 800; margin-bottom: 12px; color: #fff; text-shadow: 0 2px 10px rgba(0,0,0,.35); }
.page-banner .crumbs { font-size: 14px; color: rgba(255,255,255,.88); }
.page-banner .crumbs a { color: rgba(255,255,255,.88); }
.page-banner .crumbs a:hover { color: #fff; }
.page-banner .crumbs .sep { margin: 0 8px; opacity: .7; }

.breadcrumb-bar { background: #fff; border-bottom: 1px solid var(--line); }
.subnav { display: flex; gap: 4px; overflow-x: auto; }
.subnav a { padding: 13px 20px; font-size: 15px; font-weight: 600; color: var(--ink-2); white-space: nowrap; border-bottom: 3px solid transparent; transition: var(--transition); }
.subnav a:hover, .subnav a.active { color: var(--primary); border-bottom-color: var(--primary); font-weight: 600; }
@media (max-width: 768px) { .subnav a { padding: 12px 16px; font-size: 14px; } }

.page-body { padding: 56px 0 80px; }
.page-body .container { max-width: 1400px; }
/* 首页内容区同步加宽，与子页面一致 */
main .container { max-width: 1400px; }
.page-body .article-title { font-size: 28px; font-weight: 800; margin-bottom: 24px; position: relative; padding-bottom: 14px; }
.page-body .article-title::after {
  content: ""; position: absolute; left: 0; bottom: 0;
  width: 48px; height: 4px; border-radius: 2px;
  background: linear-gradient(90deg, var(--primary), var(--teal));
}
.page-body .lead { font-size: 16px; color: #282828; margin-bottom: 32px; max-width: 860px; }

/* 详情内容排版 */
.content-block { background: var(--card); border-radius: var(--radius-lg); padding: 36px; box-shadow: var(--shadow-sm); border: 1px solid var(--line); margin-bottom: 28px; }
.content-block h3 { font-size: 20px; font-weight: 700; margin-bottom: 16px; padding-left: 14px; border-left: 4px solid; border-image: linear-gradient(180deg, var(--primary), var(--teal)) 1; }
.content-block p { color: #282828; font-size: 16px; line-height: 1.8; margin-bottom: 16px; }

/* 新闻/文章详细内容正文（参考陆海新能站点排版规范） */
.article-detail { font-size: 16px; line-height: 1.8; color: #282828; }
.article-detail p { margin-bottom: 16px; }
.article-detail img { max-width: 100%; border-radius: var(--radius); margin: 16px 0; }
.article-detail h3, .article-detail h4 { margin: 24px 0 12px; color: var(--ink); }
.content-block ul li { position: relative; padding-left: 20px; margin-bottom: 10px; color: #282828; }
.content-block ul li::before { content: ""; position: absolute; left: 0; top: 10px; width: 7px; height: 7px; border-radius: 50%; background: var(--accent); }

/* 流程步骤 */
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; margin: 28px 0; }
.step { text-align: center; padding: 24px 16px; background: var(--bg); border-radius: var(--radius); position: relative; }
.step .num { width: 40px; height: 40px; border-radius: 50%; background: var(--primary); color: #fff; display: flex; align-items: center; justify-content: center; font-weight: 700; margin: 0 auto 12px; font-size: 18px; }
.step h5 { font-size: 16px; font-weight: 700; margin-bottom: 6px; }
.step p { font-size: 12px; color: var(--ink-3); }

/* 时间轴 */
.timeline { position: relative; padding-left: 30px; }
.timeline::before { content: ""; position: absolute; left: 8px; top: 0; bottom: 0; width: 2px; background: var(--line); }
.timeline-item { position: relative; padding: 0 0 32px 24px; }
.timeline-item::before { content: ""; position: absolute; left: -27px; top: 6px; width: 14px; height: 14px; border-radius: 50%; background: var(--primary); border: 3px solid #fff; box-shadow: 0 0 0 2px var(--primary); }
.timeline-item .year { font-size: 18px; font-weight: 800; color: var(--primary); margin-bottom: 6px; }
.timeline-item h4 { font-size: 16px; font-weight: 600; margin-bottom: 6px; }
.timeline-item p { color: var(--ink-3); font-size: 15px; }

/* 表格 */
.tbl { width: 100%; border-collapse: collapse; background: #fff; border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow-sm); }
.tbl th { background: var(--primary); color: #fff; font-weight: 600; padding: 14px 16px; text-align: left; font-size: 14px; }
.tbl td { padding: 14px 16px; border-bottom: 1px solid var(--line); font-size: 14px; color: var(--ink-2); }
.tbl tr:nth-child(even) td { background: var(--bg); }
.tbl tr:hover td { background: var(--primary-light); }

/* 表单 */
.form-card { background: var(--card); border-radius: var(--radius-lg); padding: 40px; box-shadow: var(--shadow); border: 1px solid var(--line); }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.form-field { display: flex; flex-direction: column; gap: 8px; }
.form-field.full { grid-column: 1 / -1; }
.form-field label { font-size: 14px; font-weight: 600; }
.form-field label .req { color: var(--danger); }
.form-field input, .form-field textarea, .form-field select {
  padding: 12px 14px; border: 1px solid var(--line); border-radius: var(--radius-sm);
  outline: none; transition: var(--transition); font-size: 14px; background: #fff;
}
.form-field input:focus, .form-field textarea:focus, .form-field select:focus { border-color: var(--primary); box-shadow: 0 0 0 3px var(--primary-light); }
.form-field textarea { resize: vertical; min-height: 120px; }
.form-tip { font-size: 12px; color: var(--ink-3); }

/* 数据成果 */
.stat-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; margin-bottom: 32px; }
.stat-card { text-align: center; padding: 32px; background: var(--card); border-radius: var(--radius-lg); box-shadow: var(--shadow-sm); border: 1px solid var(--line); }
.stat-card .num { font-size: 40px; font-weight: 800; color: var(--primary); line-height: 1; }
.stat-card .num span { font-size: 20px; }
.stat-card .label { font-size: 14px; color: var(--ink-3); margin-top: 10px; }

/* 标签 */
.tag-row { display: flex; gap: 10px; flex-wrap: wrap; }
.chip { padding: 6px 16px; border-radius: 20px; font-size: 13px; background: var(--teal-light); color: var(--teal); }
.chip.orange { background: var(--accent-light); color: var(--accent); }
.chip.blue { background: var(--primary-light); color: var(--primary); }

/* 认证资质 */
.cert-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.cert-card { padding: 28px; background: var(--card); border-radius: var(--radius-lg); border: 1px solid var(--line); text-align: center; transition: var(--transition); }
.cert-card:hover { box-shadow: var(--shadow); border-color: var(--primary); }
.cert-card .icon { font-size: 40px; margin-bottom: 14px; }
.cert-card h4 { font-size: 15px; font-weight: 700; margin-bottom: 6px; }
.cert-card p { font-size: 12px; color: var(--ink-3); }

/* 岗位卡片 */
.job-card { padding: 24px; background: var(--card); border-radius: var(--radius-lg); border: 1px solid var(--line); transition: var(--transition); }
.job-card:hover { box-shadow: var(--shadow); border-color: var(--primary); }
.job-card .job-top { display: flex; justify-content: space-between; align-items: flex-start; margin-bottom: 12px; }
.job-card h4 { font-size: 17px; font-weight: 700; }
.job-card .salary { color: var(--accent); font-weight: 700; }
.job-card .job-meta { display: flex; gap: 16px; font-size: 13px; color: var(--ink-3); margin-bottom: 12px; }

/* 组织结构 */
.org-chart { display: flex; flex-direction: column; align-items: center; gap: 0; }
.org-node { background: var(--primary); color: #fff; padding: 14px 32px; border-radius: var(--radius); font-weight: 600; text-align: center; }
.org-level { display: flex; gap: 20px; justify-content: center; flex-wrap: wrap; margin-top: 24px; }
.org-branch { background: var(--card); border: 1.5px solid var(--primary-light); border-radius: var(--radius); padding: 12px 20px; font-size: 14px; text-align: center; }
.org-line { width: 2px; height: 24px; background: var(--line); }

/* ==========================================================================
   响应式
   ========================================================================== */
@media (max-width: 1280px) {
  .topbar { height: 34px; font-size: 12px; line-height: 34px; }
  .topbar .container { padding: 0 24px; }
  .header .container { height: 64px; gap: 20px; padding: 0 24px; }
  .logo { gap: 10px; }
  .header .logo { margin-left: 12px; }
  .logo img { height: 46px; }
  .header .logo img { height: 52px; }
  .nav > li > a { padding: 8px 13px; font-size: 15px; border-radius: 6px; }
  .dropdown { min-width: 190px; border-radius: 10px; padding: 8px; }
  .dropdown a { padding: 9px 14px; font-size: 13px; border-radius: 6px; }
  .header-actions { gap: 12px; }
  .search-box input { width: 170px; height: 36px; border-radius: 18px; padding: 0 36px 0 14px; font-size: 13px; }
  .search-box input:focus { width: 210px; }
  .search-box button { right: 8px; font-size: 15px; width: 15px; background-size: 15px; }
  .lang-toggle { height: 36px; border-radius: 18px; }
  .lang-toggle button { padding: 0 12px; font-size: 12px; }
  .shop-cta { padding: 10px 20px 10px 42px; font-size: 14px; }
  .shop-cta::before { width: 16px; height: 16px; left: 22px; }
  .shop-fab { right: 20px; bottom: 20px; padding: 12px 22px; font-size: 15px; border-radius: 28px; }
  .shop-fab svg { width: 18px; height: 18px; }
  .back-top { right: 20px; bottom: 20px; width: 42px; height: 42px; font-size: 18px; }
  .back-top { bottom: 78px; }
}

@media (max-width: 1024px) {
  .biz-grid, .case-grid, .adv-grid, .quick-grid, .cert-grid { grid-template-columns: repeat(2, 1fr); }
  .stat-grid { grid-template-columns: repeat(2, 1fr); }
  .partner-grid { grid-template-columns: repeat(3, 1fr); }
  .news-layout { grid-template-columns: 1fr; }
  .footer-top { grid-template-columns: 1fr 1fr; }
  .steps { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .topbar { display: none; }
  .header .container { height: 68px; }
  .nav { display: none; }
  .hamburger { display: block; }
  .search-box { display: none; }
  .lang-toggle { display: none; }
  .banner { height: 460px; }
  .banner-content h1 { font-size: 30px; }
  .banner-content p { font-size: 15px; }
  .section { padding: 48px 0; }
  .section-head h2 { font-size: 26px; }
  .biz-grid, .case-grid, .adv-grid, .quick-grid, .cert-grid, .stat-grid { grid-template-columns: 1fr; }
  .partner-grid { grid-template-columns: repeat(2, 1fr); }
  .news-featured { flex-direction: column; }
  .news-featured .thumb { width: 100%; }
  .footer-top { grid-template-columns: 1fr; }
  .form-grid { grid-template-columns: 1fr; }
  .page-banner h1 { font-size: 28px; }
  .steps { grid-template-columns: 1fr; }
}

/* 移动端抽屉导航 */
.mobile-nav {
  position: fixed; top: 0; right: -100%; width: 78%; max-width: 320px; height: 100%;
  background: #fff; z-index: 500; transition: right .3s ease; padding: 24px; overflow-y: auto;
  box-shadow: -8px 0 30px rgba(0,0,0,.15);
}
.mobile-nav.open { right: 0; }
.mobile-nav .close { position: absolute; top: 16px; right: 16px; font-size: 24px; color: var(--ink-2); }
.mobile-nav .m-group { margin-bottom: 8px; }
.mobile-nav .m-group > a { display: block; padding: 12px 0; font-size: 16px; font-weight: 600; color: var(--ink); border-bottom: 1px solid var(--line); }
.mobile-nav .m-sub { padding: 6px 0 10px; }
.mobile-nav .m-sub a { display: block; padding: 8px 16px; font-size: 14px; color: var(--ink-2); }
.mobile-nav .m-shop { margin: 16px 0 8px; }
.mobile-nav .m-shop > a { display: block; text-align: center; background: var(--accent); color: #fff; padding: 14px; border-radius: 10px; font-weight: 700; font-size: 16px; border-bottom: none; }
.mobile-nav .m-shop > a:hover { background: var(--accent-dark); }
.overlay { position: fixed; inset: 0; background: rgba(0,0,0,.45); z-index: 400; opacity: 0; visibility: hidden; transition: var(--transition); }
.overlay.show { opacity: 1; visibility: visible; }

/* 返回顶部 */
.back-top {
  position: fixed; right: 24px; bottom: 24px; width: 46px; height: 46px; border-radius: 50%;
  background: var(--primary); color: #fff; font-size: 20px; display: flex; align-items: center;
  justify-content: center; box-shadow: var(--shadow-lg); z-index: 300; opacity: 0; visibility: hidden;
  transition: var(--transition);
}
.back-top.show { opacity: 1; visibility: visible; }
.back-top:hover { background: var(--primary-dark); }

/* 现在商城 CTA（header 内） */
.shop-cta { position: relative; padding: 12px 26px 12px 50px; font-size: 15px; }
.shop-cta::before {
  content: ""; position: absolute; left: 26px; top: 50%; transform: translateY(-50%);
  width: 18px; height: 18px;
  background: url("data:image/svg+xml,%3Csvg%20xmlns='http://www.w3.org/2000/svg'%20viewBox='0%200%2024%2024'%20fill='none'%20stroke='white'%20stroke-width='2'%20stroke-linecap='round'%20stroke-linejoin='round'%3E%3Cpath%20d='M6%202%203%206v14a2%202%200%200%200%202%202h14a2%202%200%200%200%202-2V6l-3-4z'/%3E%3Cpath%20d='M3%206h18'/%3E%3Cpath%20d='M16%2010a4%204%200%200%201-8%200'/%3E%3C/svg%3E") no-repeat center / contain;
}

/* 现在商城 悬浮按钮（常驻可见，最显眼位置） */
.shop-fab {
  position: fixed; right: 24px; bottom: 24px; z-index: 360;
  display: inline-flex; align-items: center; gap: 8px;
  padding: 14px 26px; border-radius: 32px;
  background: linear-gradient(135deg, #D2B06A, var(--accent) 55%, var(--accent-dark)); color: #fff; font-size: 16px; font-weight: 700;
  text-decoration: none; line-height: 1;
  box-shadow: 0 10px 28px rgba(169,136,66,.45);
  transition: transform .2s ease, box-shadow .2s ease;
  animation: shopPulse 2.4s ease-out infinite;
}
.shop-fab svg { width: 20px; height: 20px; }
.shop-fab:hover { transform: translateY(-3px); box-shadow: 0 14px 34px rgba(169,136,66,.55); animation-play-state: paused; }
@keyframes shopPulse {
  0%   { box-shadow: 0 0 0 0 rgba(198,161,91,.5); }
  70%  { box-shadow: 0 0 0 18px rgba(198,161,91,0); }
  100% { box-shadow: 0 0 0 0 rgba(198,161,91,0); }
}
.back-top { bottom: 92px; } /* 上移，避免与悬浮按钮重叠 */

@media (max-width: 600px) {
  .shop-fab { padding: 13px 20px; font-size: 15px; right: 16px; bottom: 16px; }
  .shop-cta { padding: 10px 20px 10px 42px; font-size: 14px; }
  .back-top { bottom: 84px; }
}

/* 动画 */
@keyframes fadeUp { from { opacity: 0; transform: translateY(24px); } to { opacity: 1; transform: translateY(0); } }
.reveal { opacity: 0; transform: translateY(24px); transition: all .7s ease; }
.reveal.visible { opacity: 1; transform: translateY(0); }

/* ==========================================================================
   首页增强 · 数据看板 / 集团背景 / CTA
   ========================================================================== */

/* Banner 视觉层次：叠加细网点纹理，增强质感（调浅，确保背景图清晰可见） */
.banner-slide .bg::before {
  content: ""; position: absolute; inset: 0; z-index: 1;
  background-image:
    radial-gradient(rgba(255,255,255,.08) 1px, transparent 1.4px);
  background-size: 22px 22px;
  opacity: .35; pointer-events: none;
}
.banner-slide .bg::after {
  content: ""; position: absolute; inset: 0; z-index: 1;
  background: linear-gradient(90deg, rgba(0,0,0,.58) 0%, rgba(0,0,0,.32) 55%, rgba(0,0,0,.10) 100%);
}

/* 首页 Banner 背景图：三屏分别对应品牌定位、核心业务、重大工程实景 */
.bg-brand { background-color: #1a1a1a; background-image: url('../assets/banner-port.jpg'); background-size: cover; background-position: center; }
.bg-core  { background-color: #1a1a1a; background-image: url('../assets/banner-core.jpg');  background-size: cover; background-position: center; }
.bg-major { background-color: #1a1a1a; background-image: url('../assets/banner-major.jpg'); background-size: cover; background-position: center; }

.banner-content { position: relative; z-index: 2; text-shadow: 0 2px 18px rgba(0,0,0,.55); }
.banner-content p { color: rgba(255,255,255,.92); }

/* 三屏 Banner 高亮色随背景图色调微调，提升辨识度 */
.banner-content h1 .hl { color: #E3C37E; }
.slide-core .banner-content h1 .hl { color: #9FD8E8; }
.slide-major .banner-content h1 .hl { color: #E8B06A; }

/* 数据看板 */
.stats {
  background: linear-gradient(120deg, #081F47 0%, #0E3A78 58%, #124E46 100%);
  color: #fff; padding: 0; position: relative;
}
.stats::after {
  content: ""; position: absolute; inset: 0;
  background: radial-gradient(rgba(255,255,255,.08) 1px, transparent 1.4px);
  background-size: 22px 22px; opacity: .5; pointer-events: none;
}
.stats .container { position: relative; z-index: 1; }
.stats-grid {
  display: grid; grid-template-columns: repeat(4, 1fr);
  text-align: center;
}
.stat { padding: 46px 16px; position: relative; }
.stat + .stat::before {
  content: ""; position: absolute; left: 0; top: 22%; height: 56%; width: 1px;
  background: rgba(255,255,255,.18);
}
.stat .num {
  font-size: 46px; font-weight: 800; line-height: 1; letter-spacing: 1px;
  background: linear-gradient(180deg,#ffffff,#cfe0ff);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.stat .label { margin-top: 12px; font-size: 15px; color: rgba(255,255,255,.82); letter-spacing: .5px; }

/* 集团背景 / 企业实力 */
.intro { background: var(--white); }
.intro-inner { display: flex; justify-content: center; }
.intro-text { max-width: 820px; margin: 0 auto; text-align: center; }
.intro-text .eyebrow { color: var(--primary); font-size: 14px; font-weight: 600; letter-spacing: 3px; text-transform: uppercase; }
.intro-text h2 { font-size: 32px; font-weight: 800; line-height: 1.4; margin: 14px 0 18px; }
.intro-text p { color: var(--ink-2); font-size: 16px; line-height: 1.9; margin-bottom: 30px; }
.intro-btns { display: flex; gap: 14px; flex-wrap: wrap; justify-content: center; }

/* 区块标题装饰下划线 */
.section-head h2 { position: relative; padding-bottom: 16px; }
.section-head h2::after {
  content: ""; position: absolute; left: 50%; bottom: 0; transform: translateX(-50%);
  width: 52px; height: 4px; border-radius: 2px;
  background: linear-gradient(90deg, var(--primary), var(--teal));
}
.section-head.left h2::after { left: 0; transform: none; }

/* CTA 行动号召 */
.cta {
  background: linear-gradient(120deg, #081F47 0%, #0E3A78 55%, #1F8E80 100%);
  color: #fff; position: relative; overflow: hidden;
}
.cta::before {
  content: ""; position: absolute; inset: 0;
  background: radial-gradient(rgba(255,255,255,.10) 1px, transparent 1.4px);
  background-size: 22px 22px; opacity: .5;
}
.cta-inner {
  position: relative; z-index: 1;
  display: flex; align-items: center; justify-content: space-between; gap: 30px; flex-wrap: wrap;
  padding: 54px 24px;
}
.cta-text h2 { font-size: 30px; font-weight: 800; margin-bottom: 8px; }
.cta-text p { color: rgba(255,255,255,.85); font-size: 16px; }
.cta-btns { display: flex; gap: 14px; flex-wrap: wrap; }
.btn-light { background: #fff; color: var(--primary-dark); font-weight: 700; }
.btn-light:hover { background: #eef3ff; transform: translateY(-2px); }
.btn-outline-light { background: transparent; color: #fff; border: 1.5px solid rgba(255,255,255,.6); font-weight: 700; }
.btn-outline-light:hover { background: rgba(255,255,255,.12); border-color: #fff; }

@media (max-width: 768px) {
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .stat { padding: 30px 10px; }
  .stat .num { font-size: 34px; }
  .stat:nth-child(odd)::before { display: none; }
  .intro-text h2 { font-size: 26px; }
  .cta-inner { flex-direction: column; text-align: center; }
}

/* === 去AI化图标系统(自动生成) === */
.biz-card .icon.i1{background-image:url("data:image/svg+xml,%3Csvg%20xmlns='http://www.w3.org/2000/svg'%20viewBox='0%200%2024%2024'%20fill='none'%20stroke='%23165DFF'%20stroke-width='1.8'%20stroke-linecap='round'%20stroke-linejoin='round'%3E%3Cpath%20d='M3%2014l2%206h14l2-6M5%2014V8a2%202%200%200%201%202-2h10a2%202%200%200%201%202%202v6M12%204v4M4%2011h16'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:center;background-size:30px;font-size:0;color:transparent;}
.biz-card .icon.i2{background-image:url("data:image/svg+xml,%3Csvg%20xmlns='http://www.w3.org/2000/svg'%20viewBox='0%200%2024%2024'%20fill='none'%20stroke='%23FF7D00'%20stroke-width='1.8'%20stroke-linecap='round'%20stroke-linejoin='round'%3E%3Cpath%20d='M21%208l-9-5-9%205v8l9%205%209-5V8zM3%208l9%205%209-5M12%2013v8'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:center;background-size:30px;font-size:0;color:transparent;}
.biz-card .icon.i3{background-image:url("data:image/svg+xml,%3Csvg%20xmlns='http://www.w3.org/2000/svg'%20viewBox='0%200%2024%2024'%20fill='none'%20stroke='%2328A79C'%20stroke-width='1.8'%20stroke-linecap='round'%20stroke-linejoin='round'%3E%3Cpath%20d='M10%2013a5%205%200%200%200%207%200l2-2a5%205%200%200%200-7-7l-1%201M14%2011a5%205%200%200%200-7%200l-2%202a5%205%200%200%200%207%207l1-1'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:center;background-size:30px;font-size:0;color:transparent;}
.biz-card .icon.i4{background-image:url("data:image/svg+xml,%3Csvg%20xmlns='http://www.w3.org/2000/svg'%20viewBox='0%200%2024%2024'%20fill='none'%20stroke='%236A4BFF'%20stroke-width='1.8'%20stroke-linecap='round'%20stroke-linejoin='round'%3E%3Cpath%20d='M12%203a9%209%200%201%200%200%2018%209%209%200%200%200%200-18zM3%2012h18M12%203c2.5%202.5%202.5%2015%200%2018M12%203c-2.5%202.5-2.5%2015%200%2018'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:center;background-size:30px;font-size:0;color:transparent;}
.adv-grid .adv-item:nth-child(1) .icon{background-image:url("data:image/svg+xml,%3Csvg%20xmlns='http://www.w3.org/2000/svg'%20viewBox='0%200%2024%2024'%20fill='none'%20stroke='%23165DFF'%20stroke-width='1.8'%20stroke-linecap='round'%20stroke-linejoin='round'%3E%3Cpath%20d='M3%2021h18M5%2021V5a2%202%200%200%201%202-2h10a2%202%200%200%201%202%202v16M9%209h0M15%209h0M9%2013h0M15%2013h0'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:center;background-size:34px;font-size:0;color:transparent;background-color:var(--primary-light);border-radius:12px;}
.adv-grid .adv-item:nth-child(2) .icon{background-image:url("data:image/svg+xml,%3Csvg%20xmlns='http://www.w3.org/2000/svg'%20viewBox='0%200%2024%2024'%20fill='none'%20stroke='%23165DFF'%20stroke-width='1.8'%20stroke-linecap='round'%20stroke-linejoin='round'%3E%3Cpath%20d='M3%203v18h18M8%2017V10M13%2017V6M18%2017v-4'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:center;background-size:34px;font-size:0;color:transparent;background-color:var(--primary-light);border-radius:12px;}
.adv-grid .adv-item:nth-child(3) .icon{background-image:url("data:image/svg+xml,%3Csvg%20xmlns='http://www.w3.org/2000/svg'%20viewBox='0%200%2024%2024'%20fill='none'%20stroke='%23165DFF'%20stroke-width='1.8'%20stroke-linecap='round'%20stroke-linejoin='round'%3E%3Cpath%20d='M12%203a9%209%200%201%200%200%2018%209%209%200%200%200%200-18zM3%2012h18M12%203c2.5%202.5%202.5%2015%200%2018M12%203c-2.5%202.5-2.5%2015%200%2018'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:center;background-size:34px;font-size:0;color:transparent;background-color:var(--primary-light);border-radius:12px;}
.adv-grid .adv-item:nth-child(4) .icon{background-image:url("data:image/svg+xml,%3Csvg%20xmlns='http://www.w3.org/2000/svg'%20viewBox='0%200%2024%2024'%20fill='none'%20stroke='%23165DFF'%20stroke-width='1.8'%20stroke-linecap='round'%20stroke-linejoin='round'%3E%3Cpath%20d='M3%204h18v12H3zM8%2020h8M12%2016v4'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:center;background-size:34px;font-size:0;color:transparent;background-color:var(--primary-light);border-radius:12px;}
.adv-grid .adv-item:nth-child(5) .icon{background-image:url("data:image/svg+xml,%3Csvg%20xmlns='http://www.w3.org/2000/svg'%20viewBox='0%200%2024%2024'%20fill='none'%20stroke='%23165DFF'%20stroke-width='1.8'%20stroke-linecap='round'%20stroke-linejoin='round'%3E%3Cpath%20d='M12%202l8%203v6c0%205-3.5%208-8%2010-4.5-2-8-5-8-10V5z'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:center;background-size:34px;font-size:0;color:transparent;background-color:var(--primary-light);border-radius:12px;}
.quick-grid .quick-card:nth-child(1) .icon{background-image:url("data:image/svg+xml,%3Csvg%20xmlns='http://www.w3.org/2000/svg'%20viewBox='0%200%2024%2024'%20fill='none'%20stroke='%23165DFF'%20stroke-width='1.8'%20stroke-linecap='round'%20stroke-linejoin='round'%3E%3Cpath%20d='M21%2015a2%202%200%200%201-2%202H8l-4%204V5a2%202%200%200%201%202-2h14a2%202%200%200%201%202%202z'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:center;background-size:24px;font-size:0;color:transparent;}
.quick-grid .quick-card:nth-child(2) .icon{background-image:url("data:image/svg+xml,%3Csvg%20xmlns='http://www.w3.org/2000/svg'%20viewBox='0%200%2024%2024'%20fill='none'%20stroke='%23165DFF'%20stroke-width='1.8'%20stroke-linecap='round'%20stroke-linejoin='round'%3E%3Cpath%20d='M16%2021v-2a4%204%200%200%200-4-4H6a4%204%200%200%200-4%204v2M9%2011a4%204%200%201%200%200-8%204%204%200%200%200%200%208zM22%2021v-2a4%204%200%200%200-3-3.87M16%203.1a4%204%200%200%201%200%207.8'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:center;background-size:24px;font-size:0;color:transparent;}
.quick-grid .quick-card:nth-child(3) .icon{background-image:url("data:image/svg+xml,%3Csvg%20xmlns='http://www.w3.org/2000/svg'%20viewBox='0%200%2024%2024'%20fill='none'%20stroke='%23165DFF'%20stroke-width='1.8'%20stroke-linecap='round'%20stroke-linejoin='round'%3E%3Cpath%20d='M21%2015v4a2%202%200%200%201-2%202H5a2%202%200%200%201-2-2v-4M7%2010l5%205%205-5M12%2015V3'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:center;background-size:24px;font-size:0;color:transparent;}
.quick-grid .quick-card:nth-child(4) .icon{background-image:url("data:image/svg+xml,%3Csvg%20xmlns='http://www.w3.org/2000/svg'%20viewBox='0%200%2024%2024'%20fill='none'%20stroke='%23165DFF'%20stroke-width='1.8'%20stroke-linecap='round'%20stroke-linejoin='round'%3E%3Cpath%20d='M22%2016.9v3a2%202%200%200%201-2.2%202%2019.8%2019.8%200%200%201-8.6-3%2019.5%2019.5%200%200%201-6-6%2019.8%2019.8%200%200%201-3-8.7A2%202%200%200%201%204.1%202h3a2%202%200%200%201%202%201.7c.1.9.4%201.8.7%202.7a2%202%200%200%201-.5%202.1L8.1%209.9a16%2016%200%200%200%206%206l1.4-1.2a2%202%200%200%201%202.1-.5c.9.3%201.8.6%202.7.7a2%202%200%200%201%201.7%202z'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:center;background-size:24px;font-size:0;color:transparent;}
.cert-card .icon{background-image:url("data:image/svg+xml,%3Csvg%20xmlns='http://www.w3.org/2000/svg'%20viewBox='0%200%2024%2024'%20fill='none'%20stroke='%23FF7D00'%20stroke-width='1.8'%20stroke-linecap='round'%20stroke-linejoin='round'%3E%3Cpath%20d='M12%2015a6%206%200%201%200%200-12%206%206%200%200%200%200%2012zM9%209L7%203l5%203%205-3-2%206'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:center;background-size:34px;font-size:0;color:transparent;background-color:var(--accent-light);border-radius:50%;width:62px;height:62px;margin:0 auto 14px;}
.case-grid .case-card:nth-child(1) .case-thumb{background:linear-gradient(135deg,#EAF1FF,#DCE8FF) !important;background-image:url("data:image/svg+xml,%3Csvg%20xmlns='http://www.w3.org/2000/svg'%20viewBox='0%200%2024%2024'%20fill='none'%20stroke='%23165DFF'%20stroke-width='1.8'%20stroke-linecap='round'%20stroke-linejoin='round'%3E%3Cpath%20d='M3%2014l2%206h14l2-6M5%2014V8a2%202%200%200%201%202-2h10a2%202%200%200%201%202%202v6M12%204v4M4%2011h16'/%3E%3C/svg%3E") !important;background-repeat:no-repeat !important;background-position:center !important;background-size:56px !important;}
.case-grid .case-card:nth-child(2) .case-thumb{background:linear-gradient(135deg,#EAF1FF,#DCE8FF) !important;background-image:url("data:image/svg+xml,%3Csvg%20xmlns='http://www.w3.org/2000/svg'%20viewBox='0%200%2024%2024'%20fill='none'%20stroke='%23165DFF'%20stroke-width='1.8'%20stroke-linecap='round'%20stroke-linejoin='round'%3E%3Cpath%20d='M3%2021h18M5%2021V5a2%202%200%200%201%202-2h10a2%202%200%200%201%202%202v16M9%209h0M15%209h0M9%2013h0M15%2013h0'/%3E%3C/svg%3E") !important;background-repeat:no-repeat !important;background-position:center !important;background-size:56px !important;}
.case-grid .case-card:nth-child(3) .case-thumb{background:linear-gradient(135deg,#EAF1FF,#DCE8FF) !important;background-image:url("data:image/svg+xml,%3Csvg%20xmlns='http://www.w3.org/2000/svg'%20viewBox='0%200%2024%2024'%20fill='none'%20stroke='%23165DFF'%20stroke-width='1.8'%20stroke-linecap='round'%20stroke-linejoin='round'%3E%3Cpath%20d='M12%203a9%209%200%201%200%200%2018%209%209%200%200%200%200-18zM3%2012h18M12%203c2.5%202.5%202.5%2015%200%2018M12%203c-2.5%202.5-2.5%2015%200%2018'/%3E%3C/svg%3E") !important;background-repeat:no-repeat !important;background-position:center !important;background-size:56px !important;}
.case-grid .case-card:nth-child(4) .case-thumb{background:linear-gradient(135deg,#EAF1FF,#DCE8FF) !important;background-image:url("data:image/svg+xml,%3Csvg%20xmlns='http://www.w3.org/2000/svg'%20viewBox='0%200%2024%2024'%20fill='none'%20stroke='%23165DFF'%20stroke-width='1.8'%20stroke-linecap='round'%20stroke-linejoin='round'%3E%3Cpath%20d='M16%2021v-2a4%204%200%200%200-4-4H6a4%204%200%200%200-4%204v2M9%2011a4%204%200%201%200%200-8%204%204%200%200%200%200%208zM22%2021v-2a4%204%200%200%200-3-3.87M16%203.1a4%204%200%200%201%200%207.8'/%3E%3C/svg%3E") !important;background-repeat:no-repeat !important;background-position:center !important;background-size:56px !important;}
.news-featured .thumb{background-color:#0A2349 !important;background-image:url("data:image/svg+xml,%3Csvg%20xmlns='http://www.w3.org/2000/svg'%20viewBox='0%200%2024%2024'%20fill='none'%20stroke='%23ffffff'%20stroke-width='1.8'%20stroke-linecap='round'%20stroke-linejoin='round'%3E%3Cpath%20d='M4%204h16v16H4zM8%208h8M8%2012h8M8%2016h5'/%3E%3C/svg%3E") !important;background-repeat:no-repeat !important;background-position:center !important;background-size:54px !important;font-size:0;}
.f-contact .ico{width:18px;height:18px;flex-shrink:0;align-self:flex-start;margin-top:3px;font-size:0;color:transparent;display:inline-flex;}
.f-contact li:nth-child(1) .ico{background-image:url("data:image/svg+xml,%3Csvg%20xmlns='http://www.w3.org/2000/svg'%20viewBox='0%200%2024%2024'%20fill='none'%20stroke='%23FF7D00'%20stroke-width='1.8'%20stroke-linecap='round'%20stroke-linejoin='round'%3E%3Cpath%20d='M12%2021s-7-6.5-7-12a7%207%200%200%201%2014%200c0%205.5-7%2012-7%2012zM12%209a2.5%202.5%200%201%200%200-5%202.5%202.5%200%200%200%200%205z'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:center;background-size:16px;}
.f-contact li:nth-child(2) .ico{background-image:url("data:image/svg+xml,%3Csvg%20xmlns='http://www.w3.org/2000/svg'%20viewBox='0%200%2024%2024'%20fill='none'%20stroke='%23FF7D00'%20stroke-width='1.8'%20stroke-linecap='round'%20stroke-linejoin='round'%3E%3Cpath%20d='M22%2016.9v3a2%202%200%200%201-2.2%202%2019.8%2019.8%200%200%201-8.6-3%2019.5%2019.5%200%200%201-6-6%2019.8%2019.8%200%200%201-3-8.7A2%202%200%200%201%204.1%202h3a2%202%200%200%201%202%201.7c.1.9.4%201.8.7%202.7a2%202%200%200%201-.5%202.1L8.1%209.9a16%2016%200%200%200%206%206l1.4-1.2a2%202%200%200%201%202.1-.5c.9.3%201.8.6%202.7.7a2%202%200%200%201%201.7%202z'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:center;background-size:16px;}
.f-contact li:nth-child(3) .ico{background-image:url("data:image/svg+xml,%3Csvg%20xmlns='http://www.w3.org/2000/svg'%20viewBox='0%200%2024%2024'%20fill='none'%20stroke='%23FF7D00'%20stroke-width='1.8'%20stroke-linecap='round'%20stroke-linejoin='round'%3E%3Cpath%20d='M3%205h18v14H3zM3%207l9%206%209-6'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:center;background-size:16px;}
.f-contact li:nth-child(4) .ico{background-image:url("data:image/svg+xml,%3Csvg%20xmlns='http://www.w3.org/2000/svg'%20viewBox='0%200%2024%2024'%20fill='none'%20stroke='%23FF7D00'%20stroke-width='1.8'%20stroke-linecap='round'%20stroke-linejoin='round'%3E%3Cpath%20d='M12%203a9%209%200%201%200%200%2018%209%209%200%200%200%200-18zM12%207v5l3%202'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:center;background-size:16px;}
.search-box button{font-size:0;color:transparent;background-image:url("data:image/svg+xml,%3Csvg%20xmlns='http://www.w3.org/2000/svg'%20viewBox='0%200%2024%2024'%20fill='none'%20stroke='%2386909C'%20stroke-width='1.8'%20stroke-linecap='round'%20stroke-linejoin='round'%3E%3Cpath%20d='M11%2011a7%207%200%201%200%200-14%207%207%200%200%200%200%2014zM21%2021l-4.3-4.3'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:center;background-size:32px;width:32px;}
@media (prefers-reduced-motion: reduce){.reveal{opacity:1 !important;transform:none !important;}}

/* === 首页静态核心数据条（替代数字滚动看板，去 AI 感） === */
.facts { background:linear-gradient(135deg,#081F47,#0E3A78); color:#fff; }
.facts-grid { display:grid; grid-template-columns:repeat(4,1fr); }
.fact { padding:40px 16px; text-align:center; border-left:1px solid rgba(255,255,255,.12); }
.fact:first-child { border-left:none; }
.fact b { display:block; font-size:40px; font-weight:800; letter-spacing:1px; line-height:1; }
.fact span { display:block; margin-top:10px; font-size:14px; color:rgba(255,255,255,.78); }
@media (max-width:768px){
  .facts-grid { grid-template-columns:repeat(2,1fr); }
  .fact { padding:26px 10px; }
  .fact:nth-child(odd){ border-left:none; }
  .fact b { font-size:30px; }
}