/*
Theme Name: IDC Theme - 简米科技
Theme URI: https://q.skwkw.cn/
Description: IDC/云安全行业官网主题（第一版视觉：深蓝科技风）。模块：产品Tab、爆款价格、安全服务、资讯、案例、品牌墙、数据、CTA、页脚咨询。
Author: 简米科技
Version: 1.0.0
Text Domain: idc-theme
*/

/* ============ 设计令牌（与画布变量一致） ============ */
:root{
  --brand-primary:#2B6CF6;
  --brand-deep:#0B1F4D;
  --brand-navy:#14337A;
  --brand-cyan:#36C5FF;
  --brand-orange:#FF6A00;
  --text-title:#1A2440;
  --text-body:#5C6B8A;
  --surface-page:#FFFFFF;
  --surface-soft:#F4F7FC;
  --surface-border:#E4EAF5;
  --font-main:"Alibaba PuHuiTi","PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,sans-serif;
  --shadow-card:0 8px 24px rgba(15,30,77,.06);
  --shadow-card-hover:0 16px 40px rgba(43,108,246,.14);
  --radius-card:12px;
  --transition:all .28s cubic-bezier(.4,0,.2,1);
}

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;overflow-x:hidden;-webkit-text-size-adjust:100%}
body{font-family:var(--font-main);color:var(--text-title);background:var(--surface-page);font-size:15px;line-height:1.6;-webkit-font-smoothing:antialiased;overflow-x:hidden;max-width:100vw;position:relative}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none;transition:var(--transition)}
ul,ol{list-style:none}
.container{max-width:1200px;margin:0 auto;padding:0 20px}

/* ============ 滚动渐入 ============ */
.reveal{opacity:0;transform:translateY(28px);transition:opacity .7s ease,transform .7s ease}
.reveal.is-visible{opacity:1;transform:none}
.reveal[data-delay="1"]{transition-delay:.08s}
.reveal[data-delay="2"]{transition-delay:.16s}
.reveal[data-delay="3"]{transition-delay:.24s}

/* ============ 顶部工具栏（与导航白底一体） ============ */
.topbar{background:#f6f8fc;border-bottom:1px solid var(--surface-border);font-size:12px;color:var(--text-body)}
.topbar .container{display:flex;justify-content:space-between;align-items:center;height:36px}
.topbar a:hover{color:var(--brand-primary)}
.topbar-links{display:flex;gap:24px;align-items:center}
.topbar-links .hl{color:var(--brand-primary);font-weight:600}

/* ============ 主导航（吸顶，干净实色） ============ */
.site-header{position:sticky;top:0;z-index:100;background:#fff;border-bottom:1px solid var(--surface-border);transition:box-shadow .3s}
.site-header.is-stuck{box-shadow:0 6px 24px rgba(11,31,77,.10)}
.site-header .container{display:flex;justify-content:space-between;align-items:center;height:72px}
.brand{display:flex;align-items:center;gap:10px}
.brand-logo{width:36px;height:36px}
.brand-name{font-size:22px;font-weight:700}
.main-nav{display:flex;gap:34px;align-items:center}
.main-nav a{font-size:15px;font-weight:500;position:relative;padding:6px 0;color:var(--text-title)}
.main-nav a:hover{color:var(--brand-primary)}
.main-nav a.active{color:var(--brand-primary);font-weight:600}
.main-nav a.active::after{content:"";position:absolute;left:0;right:0;bottom:-4px;height:3px;border-radius:2px;background:linear-gradient(90deg,var(--brand-primary),var(--brand-cyan))}
.header-actions{display:flex;gap:12px;align-items:center}

/* ============ 按钮 ============ */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:8px;font-weight:600;cursor:pointer;border:1px solid transparent;transition:var(--transition);white-space:nowrap}
.btn-sm{padding:8px 20px;font-size:14px;border-radius:6px}
.btn-md{padding:13px 32px;font-size:16px}
.btn-primary{background:linear-gradient(135deg,var(--brand-primary),#4a8bff);color:#fff;box-shadow:0 8px 20px rgba(43,108,246,.35)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 12px 28px rgba(43,108,246,.45)}
.btn-outline{background:transparent;color:var(--brand-primary);border-color:var(--brand-primary)}
.btn-outline:hover{background:rgba(43,108,246,.08)}
.btn-ghost-light{background:rgba(255,255,255,.08);color:#fff;border-color:rgba(255,255,255,.35)}
.btn-ghost-light:hover{background:rgba(255,255,255,.16)}
.btn-white{background:#fff;color:var(--brand-primary)}
.btn-white:hover{transform:translateY(-2px);box-shadow:0 10px 24px rgba(0,0,0,.18)}
.btn-block{width:100%;padding:10px 0;font-size:14px;border-radius:6px}

/* ============ Hero（实景大图 + 深色蒙版 + 左对齐文案） ============ */
.hero{position:relative;overflow:hidden;color:#fff;min-height:460px;display:flex;align-items:center;background:#0a1228}
.hero-bg{position:absolute;inset:0;background-image:url('assets/images/hero-1.jpg');background-size:cover;background-position:center;z-index:0}
.hero-mask{position:absolute;inset:0;background:linear-gradient(90deg,rgba(8,18,42,.9) 0%,rgba(8,18,42,.7) 40%,rgba(8,18,42,.35) 75%,rgba(8,18,42,.2) 100%);z-index:1}
/* hero-inner：靠左但不贴边，左侧留 ~10% 留白（参考 1200 容器在大屏的居中位置） */
.hero-inner{position:relative;z-index:2;text-align:left;max-width:620px;padding:80px 20px 90px;margin-left:clamp(20px,10vw,260px)}
.hero-badge{display:inline-flex;align-items:center;gap:8px;padding:6px 14px;border-radius:4px;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.18);color:rgba(255,255,255,.85);font-size:12px;font-weight:500;letter-spacing:.5px}
.hero-badge i{width:6px;height:6px;border-radius:50%;background:#36C5FF}
.hero-title{font-size:42px;line-height:1.3;font-weight:700;margin:20px 0 16px;color:#fff}
.hero-title em{font-style:normal;color:#5B9BFF}
.hero-sub{font-size:15px;line-height:1.85;color:rgba(255,255,255,.72);max-width:500px;margin:0}
.hero-ctas{display:flex;gap:14px;margin-top:30px}
.hero-trust{margin-top:26px;font-size:12px;color:rgba(255,255,255,.55);max-width:560px}
/* 移动端：隐藏顶部工具栏 + hero 自适应 */
@media (max-width:768px){
  .topbar{display:none}
  .hero{min-height:400px}
  .hero-mask{background:linear-gradient(180deg,rgba(8,18,42,.85) 0%,rgba(8,18,42,.7) 100%)}
  .hero-inner{padding:60px 0 70px;margin-left:0}
  .hero-title{font-size:28px}
  .hero-sub{font-size:14px}
  .hero-ctas{flex-direction:column;align-items:flex-start}
  /* === 首页区块移动端适配 === */
  .prod-tabs{flex-wrap:wrap!important;justify-content:flex-start!important;width:100%!important;max-width:100%!important;margin:0 0 24px!important;padding:6px!important;border-radius:8px}
  .prod-tab{padding:8px 14px;font-size:13px;white-space:nowrap}
  .news-layout-v2{grid-template-columns:1fr!important;gap:24px}
  .news-aside{flex-direction:column!important}
  .news-featured{grid-template-columns:1fr!important}
  .news-featured-cover{min-height:200px}
  .notice-bar{display:none!important}
  .market-grid{grid-template-columns:1fr!important}
  .case-btns{flex-direction:column;gap:8px}
  .case-btns .btn{width:100%}
  .section{padding:48px 0}
  .section-title{font-size:24px}
  .container{padding:0 16px}
  .hero-inner{padding-left:16px;padding-right:16px;margin-left:0!important}
  .footer-cols{grid-template-columns:1fr 1fr;gap:24px}
  .footer-bottom{flex-direction:column;gap:12px;text-align:center}
}

/* ============ 区块通用 ============ */
.section{padding:72px 0}
.section-soft{background:var(--surface-soft)}
.section-dark{background:linear-gradient(120deg,var(--brand-deep),#143c8c);color:#fff}
.section-head{text-align:center;margin-bottom:40px}
.section-title{font-size:32px;font-weight:700}
.section-sub{margin-top:10px;font-size:15px;color:var(--text-body)}
.section-dark .section-sub{color:rgba(255,255,255,.72)}

/* ============ 产品 Tab ============ */
.prod-tabs{display:flex;justify-content:center;gap:4px;background:var(--surface-soft);border-radius:99px;padding:4px;width:max-content;margin:0 auto 36px}
.prod-tab{padding:10px 24px;border-radius:99px;font-size:14px;font-weight:500;color:var(--text-body);cursor:pointer;transition:var(--transition);border:none;background:transparent}
.prod-tab.active{background:var(--brand-primary);color:#fff;box-shadow:0 6px 16px rgba(43,108,246,.35)}
.tab-panel{display:none}
.tab-panel.active{display:block;animation:fadeUp .45s ease}
@keyframes fadeUp{from{opacity:0;transform:translateY(14px)}to{opacity:1;transform:none}}

.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}

/* 产品卡 */
.pcard{background:#fff;border:1px solid var(--surface-border);border-radius:var(--radius-card);padding:28px;display:flex;flex-direction:column;gap:14px;box-shadow:var(--shadow-card);transition:var(--transition)}
.pcard:hover{transform:translateY(-6px);box-shadow:var(--shadow-card-hover);border-color:rgba(43,108,246,.45)}
.pcard-icon{width:40px;height:40px}
.pcard-name{font-size:18px;font-weight:600}
.pcard-desc{font-size:14px;color:var(--text-body);flex:1}
.pcard-tags{font-size:12px;color:var(--brand-primary)}
.pcard-foot{display:flex;justify-content:space-between;align-items:center;margin-top:4px}
.pcard-price{font-size:20px;font-weight:700;color:var(--brand-orange)}

/* 价格卡 */
.price-card{background:#fff;border:1px solid var(--surface-border);border-radius:10px;padding:24px;display:flex;flex-direction:column;gap:12px;transition:var(--transition)}
.price-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-card-hover);border-color:rgba(43,108,246,.45)}
.price-name{font-size:17px;font-weight:600}
.price-desc{font-size:13px;color:var(--text-body);flex:1}
.price-tags{font-size:12px;color:var(--brand-primary)}
.price-row{display:flex;align-items:baseline;gap:2px}
.price-num{font-size:24px;font-weight:700;color:var(--brand-orange)}
.price-unit{font-size:13px;color:var(--text-body)}

/* 服务卡（浅色底） */
.svc-card{background:var(--surface-soft);border-radius:12px;padding:24px;display:flex;flex-direction:column;gap:12px;transition:var(--transition);border:1px solid transparent}
.svc-card:hover{transform:translateY(-6px);background:#fff;box-shadow:var(--shadow-card-hover);border-color:rgba(43,108,246,.35)}
.svc-icon{width:44px;height:44px}
.svc-name{font-size:17px;font-weight:600}
.svc-desc{font-size:13px;color:var(--text-body);flex:1}
.svc-tags{font-size:12px;color:var(--brand-primary)}

/* ============ 资讯动态 ============ */
.news-layout{display:grid;grid-template-columns:588px 1fr;gap:24px}
.news-focus{background:#fff;border:1px solid var(--surface-border);border-radius:12px;overflow:hidden;transition:var(--transition)}
.news-focus:hover{box-shadow:var(--shadow-card-hover);transform:translateY(-4px)}
.news-focus img{height:300px;width:100%;object-fit:cover}
.news-focus-body{padding:20px 24px 24px}
.news-tag{font-size:12px;font-weight:600;color:var(--brand-primary)}
.news-focus-title{font-size:19px;font-weight:600;line-height:1.5;margin:8px 0}
.news-meta{font-size:13px;color:var(--text-body)}
.news-list{display:flex;flex-direction:column;background:#fff;border-radius:12px;overflow:hidden}
.news-item{display:flex;justify-content:space-between;align-items:center;gap:16px;padding:18px 24px;border:1px solid var(--surface-border);border-top:none;transition:var(--transition)}
.news-item:first-child{border-top:1px solid var(--surface-border)}
.news-item:hover{background:var(--surface-soft)}
.news-item:hover .news-item-title{color:var(--brand-primary)}
.news-item-title{font-size:15px;font-weight:500}
.news-date{font-size:13px;color:var(--text-body);white-space:nowrap}
.notice-bar{display:flex;align-items:center;gap:32px;background:#fff;border:1px solid var(--surface-border);border-radius:12px;padding:18px 24px;margin-top:24px;overflow:hidden}
.notice-label{font-size:15px;font-weight:700;color:var(--brand-primary);white-space:nowrap}
.notice-items{display:flex;gap:32px;white-space:nowrap;animation:noticeScroll 30s linear infinite}
.notice-items span{font-size:13px;color:var(--text-body)}
@keyframes noticeScroll{from{transform:translateX(0)}to{transform:translateX(-50%)}}

/* ============ 案例卡 ============ */
.case-card{background:#fff;border:1px solid var(--surface-border);border-radius:12px;padding:28px;display:flex;flex-direction:column;gap:14px;transition:var(--transition)}
.case-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-card-hover);border-color:rgba(43,108,246,.45)}
.case-name{font-size:17px;font-weight:600}
.case-desc{font-size:13px;color:var(--text-body)}
.case-prod{font-size:13px;font-weight:500;color:var(--brand-primary)}
.case-adv{font-size:13px;color:var(--text-body);line-height:1.9;flex:1}
.case-btns{display:flex;gap:12px}

/* ============ 品牌墙 ============ */
.brand-card{background:#fff;border:1px solid var(--surface-border);border-radius:10px;padding:24px;display:flex;flex-direction:column;gap:8px;transition:var(--transition)}
.brand-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-card-hover)}
.brand-card-name{font-size:16px;font-weight:600}
.brand-card-desc{font-size:13px;color:var(--text-body)}

/* ============ 大数字 ============ */
.stats-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:24px;text-align:center}
.stat-num{font-size:42px;font-weight:700;background:linear-gradient(180deg,var(--brand-cyan),#4a8bff);-webkit-background-clip:text;background-clip:text;color:transparent}
.stat-label{margin-top:8px;font-size:14px;color:rgba(255,255,255,.72)}

/* ============ 市场资讯 ============ */
.market-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.market-item{display:flex;flex-direction:column;gap:6px;transition:var(--transition)}
.market-item:hover .market-title{color:var(--brand-primary)}
.market-date{font-size:12px;font-weight:600;color:var(--brand-primary)}
.market-title{font-size:14px;font-weight:500;line-height:1.6}

/* ============ CTA ============ */
.cta-band{background:linear-gradient(90deg,var(--brand-primary),#2193f3);color:#fff}
.cta-band .container{display:flex;justify-content:space-between;align-items:center;padding:56px 20px;gap:24px}
.cta-title{font-size:28px;font-weight:700}
.cta-sub{margin-top:8px;font-size:14px;color:rgba(255,255,255,.85)}

/* ============ 页脚 ============ */
.site-footer{background:var(--brand-deep);color:rgba(255,255,255,.72);margin-top:0}
.footer-contact{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;padding:56px 0 8px}
.contact-card{background:rgba(255,255,255,.06);border-radius:12px;padding:24px;display:flex;flex-direction:column;gap:10px;transition:var(--transition)}
.contact-card:hover{background:rgba(255,255,255,.10);transform:translateY(-4px)}
.contact-head{display:flex;align-items:center;gap:12px}
.contact-icon{width:36px;height:36px}
.contact-title{font-size:17px;font-weight:600;color:#fff}
.contact-desc{font-size:13px;line-height:1.7}
.contact-action{font-size:14px;font-weight:600;color:var(--brand-cyan)}
.footer-links{display:flex;justify-content:space-between;gap:56px;padding:48px 0;border-bottom:1px solid rgba(255,255,255,.1);margin-top:40px}
.footer-brand{max-width:300px}
.footer-brand-name{font-size:20px;font-weight:700;color:#fff}
.footer-brand-desc{font-size:13px;line-height:1.8;margin-top:12px}
.footer-col-title{font-size:15px;font-weight:600;color:#fff;margin-bottom:14px}
.footer-col li{margin-bottom:10px}
.footer-col a{font-size:13px}
.footer-col a:hover{color:#fff}
.footer-bottom{display:flex;justify-content:space-between;padding:20px 0;font-size:12px}

/* ============ 响应式 ============ */
@media (max-width:1024px){
  .hero .container{flex-direction:column;gap:40px;padding:64px 20px}
  .hero-visual{flex:0 0 auto;width:100%;max-width:560px}
  .hero-title{font-size:40px}
  .news-layout{grid-template-columns:1fr}
  .grid-4{grid-template-columns:repeat(2,1fr)}
  .stats-grid{grid-template-columns:repeat(3,1fr);row-gap:32px}
  .footer-links{flex-wrap:wrap}
}
@media (max-width:768px){
  .main-nav{display:none}
  .grid-3,.grid-4{grid-template-columns:1fr}
  .hero-title{font-size:32px}
  .stats-grid{grid-template-columns:repeat(2,1fr)}
  .footer-contact{grid-template-columns:1fr}
  .cta-band .container{flex-direction:column;text-align:center}
  .market-grid{grid-template-columns:repeat(2,1fr)}
  .section-title{font-size:26px}
}

/* ============ 内页通用 ============ */
.page-hero{position:relative;overflow:hidden;background:linear-gradient(120deg,var(--brand-deep) 0%,#143c8c 100%);color:#fff;padding:64px 0 56px}
.page-hero-title{font-size:38px;font-weight:700;margin:14px 0 10px}
.page-hero-sub{font-size:16px;color:rgba(255,255,255,.72);max-width:720px}
.breadcrumb{font-size:13px;color:rgba(255,255,255,.6);display:flex;gap:8px;flex-wrap:wrap}
.breadcrumb a{color:rgba(255,255,255,.75)}
.breadcrumb a:hover{color:var(--brand-cyan)}
.breadcrumb .sep{opacity:.5}
.intro-def{background:var(--surface-soft);border-left:4px solid var(--brand-primary);border-radius:0 10px 10px 0;padding:22px 26px;font-size:15px;line-height:1.9;color:var(--text-body);margin-bottom:44px}
.prod-group{margin-bottom:52px}

/* 安全服务详情块 */
.svc-detail-list{display:flex;flex-direction:column;gap:20px}
.svc-detail{background:#fff;border:1px solid var(--surface-border);border-radius:var(--radius-card);padding:28px 32px;display:flex;flex-direction:column;gap:12px;transition:var(--transition)}
.svc-detail:hover{box-shadow:var(--shadow-card-hover);border-color:rgba(43,108,246,.4)}
.svc-detail-head{display:flex;align-items:baseline;gap:16px;flex-wrap:wrap}
.svc-detail-num{font-size:26px;font-weight:800;color:rgba(43,108,246,.28)}
.svc-detail-name{font-size:20px;font-weight:700}
.svc-detail-tags{font-size:12px;color:var(--brand-primary)}
.svc-detail-desc{font-size:14px;color:var(--text-body)}
.svc-detail-points{display:grid;grid-template-columns:repeat(2,1fr);gap:8px 24px;margin:4px 0 8px}
.svc-detail-points li{font-size:13px;color:var(--text-body);padding-left:16px;position:relative}
.svc-detail-points li::before{content:"";position:absolute;left:0;top:8px;width:6px;height:6px;border-radius:50%;background:var(--brand-primary)}

/* 流程卡 */
.step-card{background:#fff;border:1px solid var(--surface-border);border-radius:12px;padding:26px;display:flex;flex-direction:column;gap:10px;transition:var(--transition)}
.step-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-card-hover)}
.step-num{font-size:28px;font-weight:800;background:linear-gradient(90deg,var(--brand-primary),var(--brand-cyan));-webkit-background-clip:text;background-clip:text;color:transparent}
.step-name{font-size:17px;font-weight:600}
.step-desc{font-size:13px;color:var(--text-body)}

/* FAQ（details 原生折叠） */
.faq-list{display:flex;flex-direction:column;gap:12px;margin-top:24px}
.faq-list .section-title{margin-bottom:12px}
.faq-item{background:#fff;border:1px solid var(--surface-border);border-radius:10px;padding:0;overflow:hidden;transition:var(--transition)}
.faq-item[open]{border-color:rgba(43,108,246,.45);box-shadow:var(--shadow-card)}
.faq-item summary{cursor:pointer;padding:18px 22px;font-size:15px;font-weight:600;list-style:none;position:relative;padding-right:44px}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"+";position:absolute;right:20px;top:16px;font-size:20px;color:var(--brand-primary);transition:transform .25s}
.faq-item[open] summary::after{transform:rotate(45deg)}
.faq-answer{padding:0 22px 20px;font-size:14px;line-height:1.9;color:var(--text-body);border-top:1px dashed var(--surface-border);padding-top:16px}

/* 解决方案 */
.solution-list{display:flex;flex-direction:column;gap:24px}
.solution-block{display:grid;grid-template-columns:1.4fr 1fr;gap:32px;background:#fff;border:1px solid var(--surface-border);border-radius:14px;padding:36px;transition:var(--transition)}
.solution-block:hover{box-shadow:var(--shadow-card-hover);border-color:rgba(43,108,246,.4)}
.solution-industry{display:inline-block;font-size:12px;font-weight:600;color:var(--brand-primary);background:var(--surface-soft);border-radius:99px;padding:4px 12px;margin-bottom:12px}
.solution-name{font-size:22px;font-weight:700}
.solution-desc{font-size:14px;line-height:1.9;color:var(--text-body);margin:12px 0}
.solution-metrics{display:grid;grid-template-columns:1fr;gap:14px;align-content:center}
.metric-item{background:var(--surface-soft);border-radius:10px;padding:18px 22px;display:flex;align-items:baseline;justify-content:space-between}
.metric-num{font-size:24px;font-weight:800;color:var(--brand-primary)}
.metric-label{font-size:13px;color:var(--text-body)}

/* 新闻卡片 */
.news-card{background:#fff;border:1px solid var(--surface-border);border-radius:12px;overflow:hidden;display:flex;flex-direction:column;transition:var(--transition)}
.news-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-card-hover)}
.news-card-img{display:block;height:180px;overflow:hidden}
.news-card-img img{width:100%;height:100%;object-fit:cover;transition:transform .4s}
.news-card:hover .news-card-img img{transform:scale(1.05)}
.news-card-img-ph{display:block;width:100%;height:180px;background:linear-gradient(135deg,#2B6CF6,#143c8c)}
.news-card-body{padding:20px 22px 22px;display:flex;flex-direction:column;gap:10px;flex:1}
.news-card-title{font-size:16px;font-weight:600;line-height:1.55}
.news-card-title a:hover{color:var(--brand-primary)}
.news-card-excerpt{font-size:13px;color:var(--text-body);flex:1}
.news-card-meta{font-size:12px;color:#939aa8}
.news-card-meta a{color:var(--brand-primary)}
.pagination{display:flex;justify-content:center;gap:8px;margin-top:40px}
.pagination .page-numbers{padding:8px 16px;border:1px solid var(--surface-border);border-radius:8px;font-size:14px;background:#fff}
.pagination .page-numbers.current{background:var(--brand-primary);color:#fff;border-color:var(--brand-primary)}

/* 关于我们 */
.about-intro{text-align:center;max-width:820px;margin:0 auto}
.about-intro-text{font-size:16px;line-height:2;color:var(--text-body);margin:18px 0 12px;text-align:left}
.about-intro-meta{font-size:13px;color:#939aa8}
.timeline{position:relative;max-width:760px;margin:0 auto;padding-left:28px}
.timeline::before{content:"";position:absolute;left:86px;top:6px;bottom:6px;width:2px;background:linear-gradient(180deg,var(--brand-primary),var(--brand-cyan));opacity:.35}
.timeline-item{position:relative;display:flex;gap:32px;padding:20px 0}
.timeline-item::before{content:"";position:absolute;left:55px;top:28px;width:12px;height:12px;border-radius:50%;background:#fff;border:3px solid var(--brand-primary)}
.timeline-year{flex:0 0 72px;text-align:right;font-size:20px;font-weight:800;color:var(--brand-primary)}
.timeline-title{font-size:17px;font-weight:600}
.timeline-desc{font-size:13px;color:var(--text-body);margin-top:4px}
.expert-card{background:#fff;border:1px solid var(--surface-border);border-radius:12px;padding:26px;display:flex;flex-direction:column;gap:8px;transition:var(--transition)}
.expert-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-card-hover);border-color:rgba(43,108,246,.4)}
.expert-name{font-size:17px;font-weight:700}
.expert-job{font-size:13px;font-weight:500;color:var(--brand-primary)}
.expert-cred{font-size:12px;color:var(--text-body);background:var(--surface-soft);border-radius:6px;padding:6px 10px;width:max-content;max-width:100%}
.expert-fields{font-size:12px;color:#939aa8}
.cert-card{background:#fff;border:1px solid var(--surface-border);border-radius:12px;padding:24px;display:flex;flex-direction:column;gap:8px;justify-content:center;min-height:110px;transition:var(--transition)}
.cert-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-card-hover)}
.cert-name{font-size:15px;font-weight:600;line-height:1.6}
.cert-org{font-size:12px;color:#939aa8}
.about-contact{text-align:center}
.about-address{font-style:normal;font-size:15px;line-height:2.2;color:var(--text-body);margin-top:16px}
.about-address a{color:var(--brand-primary)}

@media (max-width:1024px){
  .solution-block{grid-template-columns:1fr}
}
@media (max-width:768px){
  .page-hero-title{font-size:28px}
  .svc-detail-points{grid-template-columns:1fr}
  .timeline::before{left:14px}
  .timeline-item{gap:20px;padding-left:28px}
  .timeline-item::before{left:8px}
  .timeline-year{flex:0 0 auto;text-align:left}
}

/* ============ 内页通用 ============ */
.page-hero{position:relative;overflow:hidden;background:linear-gradient(120deg,var(--brand-deep) 0%,#143c8c 100%);color:#fff;padding:64px 0 56px}
.page-hero-title{font-size:38px;font-weight:700;margin:14px 0 10px}
.page-hero-sub{font-size:16px;color:rgba(255,255,255,.72);max-width:720px}
.breadcrumb{font-size:13px;color:rgba(255,255,255,.6);display:flex;gap:8px;flex-wrap:wrap}
.breadcrumb a{color:rgba(255,255,255,.75)}
.breadcrumb a:hover{color:var(--brand-cyan)}
.breadcrumb .sep{opacity:.5}
.intro-def{background:var(--surface-soft);border-left:4px solid var(--brand-primary);border-radius:0 10px 10px 0;padding:22px 26px;font-size:15px;line-height:1.9;color:var(--text-body);margin-bottom:44px}
.prod-group{margin-bottom:52px}

/* 安全服务详情块 */
.svc-detail-list{display:flex;flex-direction:column;gap:20px}
.svc-detail{background:#fff;border:1px solid var(--surface-border);border-radius:var(--radius-card);padding:28px 32px;display:flex;flex-direction:column;gap:12px;transition:var(--transition)}
.svc-detail:hover{box-shadow:var(--shadow-card-hover);border-color:rgba(43,108,246,.4)}
.svc-detail-head{display:flex;align-items:baseline;gap:16px;flex-wrap:wrap}
.svc-detail-num{font-size:26px;font-weight:800;color:rgba(43,108,246,.28)}
.svc-detail-name{font-size:20px;font-weight:700}
.svc-detail-tags{font-size:12px;color:var(--brand-primary)}
.svc-detail-desc{font-size:14px;color:var(--text-body)}
.svc-detail-points{display:grid;grid-template-columns:repeat(2,1fr);gap:8px 24px;margin:4px 0 8px}
.svc-detail-points li{font-size:13px;color:var(--text-body);padding-left:16px;position:relative}
.svc-detail-points li::before{content:"";position:absolute;left:0;top:8px;width:6px;height:6px;border-radius:50%;background:var(--brand-primary)}

/* 流程卡 */
.step-card{background:#fff;border:1px solid var(--surface-border);border-radius:12px;padding:26px;display:flex;flex-direction:column;gap:10px;transition:var(--transition)}
.step-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-card-hover)}
.step-num{font-size:28px;font-weight:800;background:linear-gradient(90deg,var(--brand-primary),var(--brand-cyan));-webkit-background-clip:text;background-clip:text;color:transparent}
.step-name{font-size:17px;font-weight:600}
.step-desc{font-size:13px;color:var(--text-body)}

/* FAQ（details 原生折叠） */
.faq-list{display:flex;flex-direction:column;gap:12px;margin-top:24px}
.faq-list .section-title{margin-bottom:12px}
.faq-item{background:#fff;border:1px solid var(--surface-border);border-radius:10px;padding:0;overflow:hidden;transition:var(--transition)}
.faq-item[open]{border-color:rgba(43,108,246,.45);box-shadow:var(--shadow-card)}
.faq-item summary{cursor:pointer;padding:18px 22px;font-size:15px;font-weight:600;list-style:none;position:relative;padding-right:44px}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"+";position:absolute;right:20px;top:16px;font-size:20px;color:var(--brand-primary);transition:transform .25s}
.faq-item[open] summary::after{transform:rotate(45deg)}
.faq-answer{padding:0 22px 20px;font-size:14px;line-height:1.9;color:var(--text-body);border-top:1px dashed var(--surface-border);padding-top:16px}

/* 解决方案 */
.solution-list{display:flex;flex-direction:column;gap:24px}
.solution-block{display:grid;grid-template-columns:1.4fr 1fr;gap:32px;background:#fff;border:1px solid var(--surface-border);border-radius:14px;padding:36px;transition:var(--transition)}
.solution-block:hover{box-shadow:var(--shadow-card-hover);border-color:rgba(43,108,246,.4)}
.solution-industry{display:inline-block;font-size:12px;font-weight:600;color:var(--brand-primary);background:var(--surface-soft);border-radius:99px;padding:4px 12px;margin-bottom:12px}
.solution-name{font-size:22px;font-weight:700}
.solution-desc{font-size:14px;line-height:1.9;color:var(--text-body);margin:12px 0}
.solution-metrics{display:grid;grid-template-columns:1fr;gap:14px;align-content:center}
.metric-item{background:var(--surface-soft);border-radius:10px;padding:18px 22px;display:flex;align-items:baseline;justify-content:space-between}
.metric-num{font-size:24px;font-weight:800;color:var(--brand-primary)}
.metric-label{font-size:13px;color:var(--text-body)}

/* 新闻卡片 */
.news-card{background:#fff;border:1px solid var(--surface-border);border-radius:12px;overflow:hidden;display:flex;flex-direction:column;transition:var(--transition)}
.news-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-card-hover)}
.news-card-img{display:block;height:180px;overflow:hidden}
.news-card-img img{width:100%;height:100%;object-fit:cover;transition:transform .4s}
.news-card:hover .news-card-img img{transform:scale(1.05)}
.news-card-img-ph{display:block;width:100%;height:180px;background:linear-gradient(135deg,#2B6CF6,#143c8c)}
.news-card-body{padding:20px 22px 22px;display:flex;flex-direction:column;gap:10px;flex:1}
.news-card-title{font-size:16px;font-weight:600;line-height:1.55}
.news-card-title a:hover{color:var(--brand-primary)}
.news-card-excerpt{font-size:13px;color:var(--text-body);flex:1}
.news-card-meta{font-size:12px;color:#939aa8}
.news-card-meta a{color:var(--brand-primary)}
.pagination{display:flex;justify-content:center;gap:8px;margin-top:40px}
.pagination .page-numbers{padding:8px 16px;border:1px solid var(--surface-border);border-radius:8px;font-size:14px;background:#fff}
.pagination .page-numbers.current{background:var(--brand-primary);color:#fff;border-color:var(--brand-primary)}

/* 关于我们 */
.about-intro{text-align:center;max-width:820px;margin:0 auto}
.about-intro-text{font-size:16px;line-height:2;color:var(--text-body);margin:18px 0 12px;text-align:left}
.about-intro-meta{font-size:13px;color:#939aa8}
.timeline{position:relative;max-width:760px;margin:0 auto;padding-left:28px}
.timeline::before{content:"";position:absolute;left:86px;top:6px;bottom:6px;width:2px;background:linear-gradient(180deg,var(--brand-primary),var(--brand-cyan));opacity:.35}
.timeline-item{position:relative;display:flex;gap:32px;padding:20px 0}
.timeline-item::before{content:"";position:absolute;left:55px;top:28px;width:12px;height:12px;border-radius:50%;background:#fff;border:3px solid var(--brand-primary)}
.timeline-year{flex:0 0 72px;text-align:right;font-size:20px;font-weight:800;color:var(--brand-primary)}
.timeline-title{font-size:17px;font-weight:600}
.timeline-desc{font-size:13px;color:var(--text-body);margin-top:4px}
.expert-card{background:#fff;border:1px solid var(--surface-border);border-radius:12px;padding:26px;display:flex;flex-direction:column;gap:8px;transition:var(--transition)}
.expert-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-card-hover);border-color:rgba(43,108,246,.4)}
.expert-name{font-size:17px;font-weight:700}
.expert-job{font-size:13px;font-weight:500;color:var(--brand-primary)}
.expert-cred{font-size:12px;color:var(--text-body);background:var(--surface-soft);border-radius:6px;padding:6px 10px;width:max-content;max-width:100%}
.expert-fields{font-size:12px;color:#939aa8}
.cert-card{background:#fff;border:1px solid var(--surface-border);border-radius:12px;padding:24px;display:flex;flex-direction:column;gap:8px;justify-content:center;min-height:110px;transition:var(--transition)}
.cert-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-card-hover)}
.cert-name{font-size:15px;font-weight:600;line-height:1.6}
.cert-org{font-size:12px;color:#939aa8}
.about-contact{text-align:center}
.about-address{font-style:normal;font-size:15px;line-height:2.2;color:var(--text-body);margin-top:16px}
.about-address a{color:var(--brand-primary)}

@media (max-width:1024px){
  .solution-block{grid-template-columns:1fr}
}
@media (max-width:768px){
  .page-hero-title{font-size:28px}
  .svc-detail-points{grid-template-columns:1fr}
  .timeline::before{left:14px}
  .timeline-item{gap:20px;padding-left:28px}
  .timeline-item::before{left:8px}
  .timeline-year{flex:0 0 auto;text-align:left}
}

/* ============ 资讯列表页 v2 ============ */
.news-layout-v2{display:grid;grid-template-columns:1fr 300px;gap:32px;align-items:start}
.news-main{min-width:0}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.news-grid-rest{margin-top:24px}

/* 头条推荐卡 */
.news-featured{display:grid;grid-template-columns:1.15fr 1fr;background:#fff;border:1px solid var(--surface-border);border-radius:14px;overflow:hidden;transition:var(--transition)}
.news-featured:hover{box-shadow:var(--shadow-card-hover);transform:translateY(-4px)}
.news-featured-cover{position:relative;display:block;overflow:hidden}
.news-featured-cover img,.news-featured-cover .news-cover-ph{transition:transform .4s}
.news-featured:hover .news-featured-cover img,.news-featured:hover .news-featured-cover .news-cover-ph{transform:scale(1.04)}
.news-featured-badge{position:absolute;top:14px;left:14px;background:var(--brand-orange);color:#fff;font-size:12px;font-weight:700;padding:4px 12px;border-radius:99px}
.news-featured-body{padding:30px 32px;display:flex;flex-direction:column;gap:12px;align-items:flex-start}
.news-featured-title{font-size:22px;font-weight:700;line-height:1.5}
.news-featured-title a:hover{color:var(--brand-primary)}
.news-featured-excerpt{font-size:14px;line-height:1.8;color:var(--text-body);flex:1}

/* 封面占位（分类渐变 + 首字水印） */
.news-cover-ph{position:relative;display:flex;align-items:center;justify-content:center;width:100%;overflow:hidden}
.news-cover-ph i{font-style:normal;font-size:72px;font-weight:800;color:rgba(255,255,255,.18);line-height:1}

/* 侧栏 */
.news-aside{position:sticky;top:88px;display:flex;flex-direction:column;gap:16px}
.side-item-rank{display:flex;align-items:flex-start;gap:10px}
.side-rank{flex:0 0 20px;height:20px;border-radius:6px;background:var(--surface-soft);color:var(--text-body);font-size:12px;font-weight:700;display:flex;align-items:center;justify-content:center;margin-top:1px}
.side-rank.is-top{background:linear-gradient(135deg,var(--brand-primary),#4a8bff);color:#fff}
.side-cta{background:linear-gradient(135deg,var(--brand-primary),#4a8bff);border:none;text-align:center}
.side-cta-title{color:#fff;font-size:16px;font-weight:700;margin-bottom:8px}
.side-cta-text{color:rgba(255,255,255,.85);font-size:13px;margin-bottom:14px}

/* 文章页：阅读进度条 */
.read-progress{position:fixed;top:0;left:0;right:0;height:3px;background:rgba(43,108,246,.12);z-index:200}
.read-progress i{display:block;height:100%;width:0;background:linear-gradient(90deg,var(--brand-primary),var(--brand-cyan));transition:width .12s linear}

/* 文章页：作者信息框（EEAT） */
.author-box{display:flex;gap:16px;align-items:flex-start;background:var(--surface-soft);border:1px solid var(--surface-border);border-radius:12px;padding:22px 24px;margin:28px 0 8px}
.author-avatar{flex:0 0 56px;width:56px;height:56px;border-radius:50%;background:linear-gradient(135deg,var(--brand-primary),#4a8bff);color:#fff;font-size:22px;font-weight:700;display:flex;align-items:center;justify-content:center}
.author-info{min-width:0}
.author-label{font-size:12px;color:#939aa8}
.author-name{display:block;font-size:17px;font-weight:700;margin:2px 0 4px}
.author-name:hover{color:var(--brand-primary)}
.author-bio{font-size:13px;line-height:1.7;color:var(--text-body);margin:0 0 6px}
.author-more{font-size:12px;color:var(--brand-primary)}

/* 目录高亮 */
.toc-item a.is-active{color:var(--brand-primary);background:#fff;border-left-color:var(--brand-primary);font-weight:600}

@media (max-width:1024px){
  .news-layout-v2{grid-template-columns:1fr}
  .news-aside{position:static}
  .news-featured{grid-template-columns:1fr}
}
@media (max-width:768px){
  .grid-2{grid-template-columns:1fr}
  .author-box{flex-direction:column}
}

/* ============ 资讯列表页 v2 ============ */
.news-layout-v2{display:grid;grid-template-columns:1fr 300px;gap:32px;align-items:start}
.news-main{min-width:0}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.news-grid-rest{margin-top:24px}

/* 头条推荐卡 */
.news-featured{display:grid;grid-template-columns:1.15fr 1fr;background:#fff;border:1px solid var(--surface-border);border-radius:14px;overflow:hidden;transition:var(--transition)}
.news-featured:hover{box-shadow:var(--shadow-card-hover);transform:translateY(-4px)}
.news-featured-cover{position:relative;display:block;overflow:hidden}
.news-featured-cover img,.news-featured-cover .news-cover-ph{transition:transform .4s}
.news-featured:hover .news-featured-cover img,.news-featured:hover .news-featured-cover .news-cover-ph{transform:scale(1.04)}
.news-featured-badge{position:absolute;top:14px;left:14px;background:var(--brand-orange);color:#fff;font-size:12px;font-weight:700;padding:4px 12px;border-radius:99px}
.news-featured-body{padding:30px 32px;display:flex;flex-direction:column;gap:12px;align-items:flex-start}
.news-featured-title{font-size:22px;font-weight:700;line-height:1.5}
.news-featured-title a:hover{color:var(--brand-primary)}
.news-featured-excerpt{font-size:14px;line-height:1.8;color:var(--text-body);flex:1}

/* 封面占位（分类渐变 + 首字水印） */
.news-cover-ph{position:relative;display:flex;align-items:center;justify-content:center;width:100%;overflow:hidden}
.news-cover-ph i{font-style:normal;font-size:72px;font-weight:800;color:rgba(255,255,255,.18);line-height:1}

/* 侧栏 */
.news-aside{position:sticky;top:88px;display:flex;flex-direction:column;gap:16px}
.side-item-rank{display:flex;align-items:flex-start;gap:10px}
.side-rank{flex:0 0 20px;height:20px;border-radius:6px;background:var(--surface-soft);color:var(--text-body);font-size:12px;font-weight:700;display:flex;align-items:center;justify-content:center;margin-top:1px}
.side-rank.is-top{background:linear-gradient(135deg,var(--brand-primary),#4a8bff);color:#fff}
.side-cta{background:linear-gradient(135deg,var(--brand-primary),#4a8bff);border:none;text-align:center}
.side-cta-title{color:#fff;font-size:16px;font-weight:700;margin-bottom:8px}
.side-cta-text{color:rgba(255,255,255,.85);font-size:13px;margin-bottom:14px}

/* 文章页：阅读进度条 */
.read-progress{position:fixed;top:0;left:0;right:0;height:3px;background:rgba(43,108,246,.12);z-index:200}
.read-progress i{display:block;height:100%;width:0;background:linear-gradient(90deg,var(--brand-primary),var(--brand-cyan));transition:width .12s linear}

/* 文章页：作者信息框（EEAT） */
.author-box{display:flex;gap:16px;align-items:flex-start;background:var(--surface-soft);border:1px solid var(--surface-border);border-radius:12px;padding:22px 24px;margin:28px 0 8px}
.author-avatar{flex:0 0 56px;width:56px;height:56px;border-radius:50%;background:linear-gradient(135deg,var(--brand-primary),#4a8bff);color:#fff;font-size:22px;font-weight:700;display:flex;align-items:center;justify-content:center}
.author-info{min-width:0}
.author-label{font-size:12px;color:#939aa8}
.author-name{display:block;font-size:17px;font-weight:700;margin:2px 0 4px}
.author-name:hover{color:var(--brand-primary)}
.author-bio{font-size:13px;line-height:1.7;color:var(--text-body);margin:0 0 6px}
.author-more{font-size:12px;color:var(--brand-primary)}

/* 目录高亮 */
.toc-item a.is-active{color:var(--brand-primary);background:#fff;border-left-color:var(--brand-primary);font-weight:600}

@media (max-width:1024px){
  .news-layout-v2{grid-template-columns:1fr}
  .news-aside{position:static}
  .news-featured{grid-template-columns:1fr}
}
@media (max-width:768px){
  .grid-2{grid-template-columns:1fr}
  .author-box{flex-direction:column}
}