@charset "UTF-8";
/* ============================================================
   信阳零叁柒陆网络科技有限公司 · 企业官网模板
   深蓝科技商务风 · style.css v20260829
   依赖: bootstrap4(reboot/grid/utilities) + font-awesome 4.7
   ============================================================ */

:root{
  --navy-950:#050F26;
  --navy-900:#081A38;
  --navy-800:#0C2551;
  --primary:#123E8F;
  --blue:#1D5FE0;
  --blue-light:#4D8DFF;
  --sky:#EAF1FE;
  --bg:#F5F8FC;
  --ink:#16233F;
  --ink-2:#55647E;
  --ink-3:#8B97AB;
  --line:#E3E9F2;
  --radius:14px;
  --shadow-sm:0 2px 10px rgba(15,35,80,.06);
  --shadow-md:0 12px 32px rgba(15,35,80,.10);
  --shadow-lg:0 24px 60px rgba(15,35,80,.16);
}

/* ---------- 基础 ---------- */
body{
  font-family:"PingFang SC","Microsoft YaHei","Helvetica Neue",Helvetica,Arial,sans-serif;
  color:var(--ink);
  line-height:1.65;
  background:#fff;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
a{text-decoration:none;color:inherit;transition:all .25s ease}
a:hover{text-decoration:none}
img{max-width:100%;height:auto}
ul{list-style:none}
.container{max-width:1200px}
::selection{background:rgba(29,95,224,.18)}

.btn-x{
  display:inline-flex;align-items:center;gap:9px;
  padding:12px 26px;border-radius:9px;font-size:15px;font-weight:600;
  cursor:pointer;border:0;transition:all .25s ease;line-height:1.4;
}
.btn-x .fa{font-size:14px}
.btn-primary-x{background:var(--blue);color:#fff;box-shadow:0 8px 20px rgba(29,95,224,.30)}
.btn-primary-x:hover{background:#1754C7;color:#fff;transform:translateY(-2px);box-shadow:0 12px 26px rgba(29,95,224,.38)}
.btn-ghost-x{background:transparent;color:#fff;border:1.5px solid rgba(255,255,255,.45)}
.btn-ghost-x:hover{background:rgba(255,255,255,.12);border-color:rgba(255,255,255,.8);color:#fff}
.btn-outline-x{background:transparent;color:var(--blue);border:1.5px solid rgba(29,95,224,.45)}
.btn-outline-x:hover{background:var(--sky);border-color:var(--blue);color:var(--blue)}
.btn-white-x{background:#fff;color:var(--primary);box-shadow:0 8px 24px rgba(5,15,38,.25)}
.btn-white-x:hover{transform:translateY(-2px);color:var(--primary)}

/* ---------- 顶部信息条 ---------- */
.topbar{background:var(--navy-900);color:rgba(255,255,255,.75);font-size:13px;position:relative;z-index:1001}
.topbar .container{display:flex;align-items:center;justify-content:space-between;height:40px}
.topbar-left i,.topbar-right i{color:var(--blue-light);margin-right:6px}
.topbar-right{display:flex;align-items:center;gap:20px}
.topbar-right .tel b{color:#fff;font-weight:600;letter-spacing:.5px}

/* ---------- 主导航 ---------- */
.navbar-xixian{
  position:sticky;top:0;z-index:1000;
  background:rgba(255,255,255,.94);
  backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);
  border-bottom:1px solid rgba(19,42,90,.08);
}
.navbar-xixian .container{display:flex;align-items:center;gap:28px;height:76px}
.navbar-brand-xixian{display:flex;align-items:center;gap:12px;flex-shrink:0;min-width:0}
.navbar-brand-xixian .navbar-logo{height:40px;width:auto;max-width:170px;object-fit:contain;flex-shrink:0}
.navbar-brand-xixian .logo-text{
  font-size:19px;font-weight:700;color:var(--ink);letter-spacing:1px;
  white-space:nowrap;line-height:1.25;display:flex;align-items:center;
}
.brand-sub{display:block;font-size:10.5px;color:var(--ink-3);letter-spacing:1.2px;font-weight:400;line-height:1.3}

.nav-menu{display:flex;gap:2px;margin-left:auto}
.nav-menu>li{position:relative}
.nav-menu>li>a{
  display:block;position:relative;padding:27px 15px;
  font-size:15px;font-weight:500;color:var(--ink);white-space:nowrap;
}
.nav-menu>li>a::after{
  content:'';position:absolute;left:15px;right:15px;bottom:0;height:2.5px;
  background:var(--blue);border-radius:3px 3px 0 0;
  transform:scaleX(0);transition:transform .25s ease;
}
.nav-menu>li>a:hover,.nav-menu>li.active>a{color:var(--blue)}
.nav-menu>li.active>a::after,.nav-menu>li>a:hover::after{transform:scaleX(1)}
.nav-caret{font-size:11px;margin-left:4px;color:var(--ink-3)}
.nav-submenu{
  position:absolute;top:100%;left:8px;min-width:190px;padding:10px;
  background:#fff;border:1px solid var(--line);border-radius:12px;
  box-shadow:var(--shadow-lg);
  opacity:0;visibility:hidden;transform:translateY(10px);
  transition:all .22s ease;z-index:1002;
}
.nav-submenu:empty{display:none}
.nav-menu>li.has-submenu:hover .nav-submenu{opacity:1;visibility:visible;transform:translateY(0)}
.nav-submenu a{
  display:flex;align-items:center;justify-content:space-between;
  padding:10px 14px;border-radius:8px;font-size:14px;color:var(--ink-2);white-space:nowrap;
}
.nav-submenu a i{opacity:0;transform:translateX(-4px);transition:all .2s}
.nav-submenu a:hover,.nav-submenu li.active a{background:var(--sky);color:var(--blue)}
.nav-submenu a:hover i{opacity:1;transform:translateX(0)}
.nav-cta{flex-shrink:0}
.nav-cta .btn-x{padding:10px 22px;font-size:14px}

/* 移动端抽屉菜单 */
.mobile-menu-toggle,.mobile-menu-close{display:none}
.mobile-nav-overlay{
  position:fixed;inset:0;background:rgba(5,15,38,.5);
  opacity:0;visibility:hidden;transition:all .25s ease;z-index:1100;
}
.mobile-nav-drawer{
  position:fixed;top:0;right:0;width:min(320px,84vw);height:100vh;
  background:#fff;box-shadow:-12px 0 30px rgba(5,15,38,.2);
  transform:translateX(100%);transition:transform .25s ease;
  z-index:1200;overflow-y:auto;
}
.mobile-menu-open{overflow:hidden}
.mobile-menu-open .mobile-nav-overlay{opacity:1;visibility:visible}
.mobile-menu-open .mobile-nav-drawer{transform:translateX(0)}
.mobile-nav-head{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:18px 20px;border-bottom:1px solid var(--line);
  color:var(--primary);font-size:17px;font-weight:700;
}
.mobile-menu-close{
  display:flex;align-items:center;justify-content:center;
  width:36px;height:36px;border:0;background:transparent;
  color:var(--ink-2);font-size:19px;cursor:pointer;
}
.mobile-nav-menu{padding:10px 0 24px}
.mobile-nav-menu>li>a{
  display:block;padding:13px 22px;color:var(--ink);font-size:15.5px;font-weight:600;
  border-left:3px solid transparent;
}
.mobile-nav-menu>li.active>a{color:var(--blue);background:var(--sky);border-left-color:var(--blue)}
.mobile-submenu{padding:0 0 6px}
.mobile-submenu:empty{display:none}
.mobile-submenu a{
  display:block;padding:9px 22px 9px 38px;color:var(--ink-2);font-size:14px;line-height:1.45;
}
.mobile-submenu li.active a,.mobile-submenu a:hover{color:var(--blue);background:var(--bg)}

/* ---------- Hero 轮播(Swiper) ---------- */
.hero{position:relative;height:620px;overflow:hidden;background:var(--navy-950)}
.hero .swiper{height:100%;width:100%}
.hero-slide{
  background-size:cover;background-position:center;overflow:hidden;
}
.hero-slide::before{
  content:'';position:absolute;inset:0;
  background:
    radial-gradient(640px 640px at 88% -10%,rgba(29,95,224,.35),transparent 66%),
    linear-gradient(92deg,rgba(5,15,38,.93) 0%,rgba(8,26,56,.72) 46%,rgba(8,26,56,.42) 100%);
}
.hero-slide::after{
  content:'';position:absolute;inset:0;opacity:.5;pointer-events:none;
  background-image:linear-gradient(rgba(148,178,255,.09) 1px,transparent 1px),linear-gradient(90deg,rgba(148,178,255,.09) 1px,transparent 1px);
  background-size:54px 54px;
  -webkit-mask-image:radial-gradient(880px 480px at 26% 48%,#000 20%,transparent 74%);
  mask-image:radial-gradient(880px 480px at 26% 48%,#000 20%,transparent 74%);
}
.hero-content{max-width:640px;color:#fff}
.hero .container{position:relative;z-index:3;display:flex;align-items:center;justify-content:space-between;gap:40px;height:100%}
.hero-tag{
  display:inline-flex;align-items:center;gap:9px;
  padding:8px 18px;border-radius:999px;margin-bottom:26px;
  background:rgba(255,255,255,.10);border:1px solid rgba(255,255,255,.22);
  font-size:13px;letter-spacing:1px;color:rgba(255,255,255,.92);
  backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px);
}
.hero-tag::before{content:'';width:7px;height:7px;border-radius:50%;background:var(--blue-light);box-shadow:0 0 10px var(--blue-light);flex-shrink:0}
.hero-content h1{font-size:44px;line-height:1.28;font-weight:700;letter-spacing:1px;margin-bottom:20px}
.hero-content p{font-size:16.5px;color:rgba(255,255,255,.78);margin-bottom:34px;max-width:540px}
.hero-actions{display:flex;gap:16px;flex-wrap:wrap}
.hero-panel{
  width:300px;flex-shrink:0;padding:28px 26px;border-radius:16px;
  background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.16);
  backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);
  color:#fff;
}
.hero-panel h5{font-size:14px;font-weight:600;letter-spacing:1px;color:rgba(255,255,255,.85);margin-bottom:14px}
.hero-panel h5::after{content:'';display:block;width:26px;height:2px;background:var(--blue-light);border-radius:2px;margin-top:8px}
.hero-panel ul li{
  display:flex;align-items:center;gap:11px;padding:10px 0;
  border-bottom:1px solid rgba(255,255,255,.09);font-size:14px;color:rgba(255,255,255,.88);
}
.hero-panel ul li:last-child{border-bottom:0}
.hero-panel ul li i{
  width:30px;height:30px;border-radius:8px;background:rgba(77,141,255,.20);
  color:var(--blue-light);display:flex;align-items:center;justify-content:center;
  font-size:13px;flex-shrink:0;
}
.hero-panel .panel-foot{margin-top:14px;padding-top:14px;border-top:1px solid rgba(255,255,255,.12);font-size:13px;color:rgba(255,255,255,.66)}
.hero-panel .panel-foot b{display:block;font-size:19px;color:#fff;letter-spacing:.5px;margin-top:2px}
.hero .swiper-pagination{
  bottom:32px;left:50%;transform:translateX(-50%);
  width:100%;max-width:1200px;padding:0 20px;text-align:left;
}
.hero .swiper-pagination-bullet{
  width:34px;height:5px;border-radius:99px;margin:0 5px;
  background:rgba(255,255,255,.28);opacity:1;transition:all .3s;
}
.hero .swiper-pagination-bullet-active{width:52px;background:var(--blue-light)}

/* ---------- 区块通用 ---------- */
.section{padding:88px 0}
.section-head{max-width:640px;margin:0 auto 54px;text-align:center}
.section-head.left{margin:0 0 40px;text-align:left}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;font-weight:700;letter-spacing:3px;
  color:var(--blue);text-transform:uppercase;margin-bottom:14px;
}
.eyebrow::before{content:'';width:22px;height:2px;background:var(--blue);border-radius:2px}
.section-head.center .eyebrow::after{content:'';width:22px;height:2px;background:var(--blue);border-radius:2px}
.section-head h2{font-size:32px;font-weight:700;color:var(--ink);letter-spacing:1px;line-height:1.3;margin-bottom:12px}
.section-head p{font-size:15px;color:var(--ink-3)}
.section-more{display:inline-flex;align-items:center;gap:8px;font-size:14px;font-weight:600;color:var(--blue)}
.section-more i{transition:transform .25s}
.section-more:hover i{transform:translateX(4px)}
.section-foot{text-align:center;margin-top:44px}

/* ---------- 服务项目 ---------- */
.services-section{background:#fff}
.service-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.service-card{
  position:relative;background:#fff;border:1px solid var(--line);
  border-radius:var(--radius);overflow:hidden;padding:34px 28px 30px;
  transition:all .3s ease;height:100%;
}
.service-card::before{
  content:'';position:absolute;top:0;left:0;right:0;height:3px;
  background:linear-gradient(90deg,var(--primary),var(--blue));
  transform:scaleX(0);transform-origin:left;transition:transform .35s ease;
}
.service-card:hover{transform:translateY(-8px);box-shadow:var(--shadow-lg);border-color:rgba(29,95,224,.35)}
.service-card:hover::before{transform:scaleX(1)}
.service-num{
  position:absolute;top:22px;right:26px;font-size:40px;font-weight:700;
  color:var(--ink);opacity:.055;line-height:1;letter-spacing:1px;
}
.service-icon{
  width:58px;height:58px;border-radius:15px;margin-bottom:22px;
  background:linear-gradient(135deg,var(--sky),#DCE9FF);
  color:var(--blue);display:flex;align-items:center;justify-content:center;
  font-size:23px;transition:all .3s ease;
}
.service-card:hover .service-icon{
  background:linear-gradient(135deg,var(--primary),var(--blue));color:#fff;
  box-shadow:0 12px 24px rgba(18,62,143,.30);transform:translateY(-3px);
}
.service-card h3{font-size:18px;font-weight:700;margin-bottom:9px}
.service-card h3 a:hover{color:var(--blue)}
.service-card p{font-size:14px;color:var(--ink-2);margin-bottom:16px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.service-link{display:inline-flex;align-items:center;gap:7px;font-size:13.5px;font-weight:600;color:var(--blue)}
.service-link i{transition:transform .25s}
.service-card:hover .service-link i{transform:translateX(4px)}

/* ---------- 服务案例 ---------- */
.cases-section{background:var(--navy-950);position:relative;overflow:hidden}
.cases-section::before{
  content:'';position:absolute;width:560px;height:560px;border-radius:50%;
  background:radial-gradient(circle,rgba(29,95,224,.22),transparent 68%);
  top:-220px;right:-160px;pointer-events:none;
}
.cases-section .section-head h2{color:#fff}
.cases-section .section-head p{color:rgba(255,255,255,.55)}
.cases-section .eyebrow{color:var(--blue-light)}
.cases-section .eyebrow::before,.cases-section .section-head.center .eyebrow::after{background:var(--blue-light)}
.case-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;position:relative;z-index:2}
.case-item{position:relative;border-radius:12px;overflow:hidden;height:230px;display:block;background:var(--navy-800)}
.case-item img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.case-item::after{
  content:'';position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(5,15,38,.18) 0%,rgba(5,15,38,.55) 45%,rgba(5,15,38,.94) 100%);
}
.case-item:hover img{transform:scale(1.08)}
.case-info{position:absolute;left:0;right:0;bottom:0;z-index:2;padding:20px 22px;color:#fff}
.case-tag{
  display:inline-block;padding:3px 10px;border-radius:5px;margin-bottom:9px;
  background:rgba(77,141,255,.22);border:1px solid rgba(77,141,255,.45);
  font-size:11.5px;letter-spacing:1px;color:#BAD4FF;
}
.case-info h3{font-size:16.5px;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.case-arrow{
  position:absolute;right:18px;top:18px;z-index:2;
  width:38px;height:38px;border-radius:50%;
  background:rgba(255,255,255,.14);backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px);
  color:#fff;display:flex;align-items:center;justify-content:center;font-size:14px;
  opacity:0;transform:translateY(-6px);transition:all .3s;
}
.case-item:hover .case-arrow{opacity:1;transform:translateY(0)}
.cases-section .btn-ghost-x:hover{background:rgba(255,255,255,.14)}

/* ---------- 关于我们 ---------- */
.about-section{background:var(--bg)}
.about-wrap{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:center}
.about-media{position:relative;padding:0 26px 26px 0}
.about-media>img{
  border-radius:16px;box-shadow:var(--shadow-lg);position:relative;z-index:2;
  width:100%;height:420px;object-fit:cover;filter:saturate(.6) contrast(1.02);
}
.about-media::before{
  content:'';position:absolute;top:26px;left:26px;right:0;bottom:0;z-index:1;
  border-radius:16px;background:linear-gradient(135deg,rgba(29,95,224,.16),rgba(18,62,143,.10));
}
.about-media::after{
  content:'';position:absolute;top:0;left:0;right:26px;bottom:26px;z-index:3;
  border-radius:16px;pointer-events:none;
  background:linear-gradient(135deg,rgba(12,37,81,.55),rgba(29,95,224,.22));
  mix-blend-mode:multiply;
}
.about-badge{
  position:absolute;right:-8px;bottom:44px;z-index:4;
  background:linear-gradient(135deg,var(--primary),var(--blue));
  color:#fff;border-radius:14px;padding:20px 26px;
  box-shadow:0 18px 40px rgba(18,62,143,.40);
}
.about-badge b{display:block;font-size:34px;font-weight:700;line-height:1.1}
.about-badge span{font-size:13px;opacity:.85}
.about-text h2{font-size:30px;font-weight:700;letter-spacing:1px;margin-bottom:18px}
.about-text .desc{font-size:15px;color:var(--ink-2);margin-bottom:14px;text-align:justify}
.about-feats{display:grid;grid-template-columns:1fr 1fr;gap:12px 22px;margin:24px 0 30px}
.about-feat{display:flex;align-items:center;gap:10px;font-size:14.5px;color:var(--ink);font-weight:500}
.about-feat i{color:var(--blue);font-size:16px}
.about-actions{display:flex;gap:14px;flex-wrap:wrap}

/* ---------- 数据带 ---------- */
.stats-section{
  background:linear-gradient(120deg,var(--navy-800) 0%,var(--primary) 55%,var(--blue) 100%);
  color:#fff;padding:64px 0;position:relative;overflow:hidden;
}
.stats-section::before{
  content:'';position:absolute;inset:0;opacity:.5;pointer-events:none;
  background:radial-gradient(640px 260px at 12% 0%,rgba(255,255,255,.14),transparent 60%),
             radial-gradient(520px 240px at 88% 120%,rgba(255,255,255,.10),transparent 60%);
}
.stats-section .container{position:relative;z-index:2;display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.stat-item{text-align:center;position:relative}
.stat-item+.stat-item::before{content:'';position:absolute;left:0;top:12%;bottom:12%;width:1px;background:rgba(255,255,255,.18)}
.stat-number{font-size:42px;font-weight:700;line-height:1.15;letter-spacing:1px}
.stat-number small{font-size:22px;font-weight:600;margin-left:2px}
.stat-label{font-size:14px;color:rgba(255,255,255,.78);letter-spacing:1px}

/* ---------- 新闻动态 ---------- */
.news-section{background:#fff}
.news-wrap{display:grid;grid-template-columns:repeat(6,1fr);gap:24px}
.news-card{
  grid-column:span 2;background:#fff;border:1px solid var(--line);
  border-radius:var(--radius);overflow:hidden;transition:all .3s;display:flex;flex-direction:column;
}
.news-card:first-child{grid-column:span 6;flex-direction:row}
.news-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg);border-color:rgba(29,95,224,.3)}
.news-image{
  position:relative;overflow:hidden;background:linear-gradient(135deg,var(--navy-800),var(--blue));
  background-size:cover;background-position:center;flex-shrink:0;
  height:200px;
}
.news-card:first-child .news-image{width:50%;height:auto;min-height:300px}
.news-image img{width:100%;height:100%;object-fit:cover;transition:transform .5s;position:absolute;inset:0}
.news-card:hover .news-image img{transform:scale(1.06)}
.news-date-badge{
  position:absolute;top:15px;left:15px;z-index:2;
  background:rgba(5,15,38,.72);backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px);
  border:1px solid rgba(255,255,255,.22);color:#fff;
  padding:8px 12px;border-radius:9px;text-align:center;font-size:11.5px;line-height:1.3;
}
.news-date-badge .day{font-size:20px;font-weight:700;display:block}
.news-body{padding:22px 24px 24px;display:flex;flex-direction:column;flex:1}
.news-body h4{font-size:16px;font-weight:700;line-height:1.55;margin-bottom:10px}
.news-card:first-child .news-body h4{font-size:20px}
.news-body h4 a:hover{color:var(--blue)}
.news-body h4 a{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-body p{
  font-size:13.5px;color:var(--ink-2);display:-webkit-box;-webkit-line-clamp:3;
  -webkit-box-orient:vertical;overflow:hidden;flex:1;
}
.news-body .news-meta{margin-top:14px;font-size:12.5px;color:var(--ink-3);display:flex;gap:16px;flex-wrap:wrap}

/* ---------- CTA 咨询带 ---------- */
.cta-section{
  background:linear-gradient(115deg,var(--primary) 0%,var(--blue) 100%);
  color:#fff;padding:58px 0;position:relative;overflow:hidden;
}
.cta-section::before{
  content:'';position:absolute;inset:0;opacity:.35;pointer-events:none;
  background:radial-gradient(560px 240px at 90% -20%,rgba(255,255,255,.28),transparent 60%),
             radial-gradient(420px 220px at 4% 130%,rgba(255,255,255,.18),transparent 60%);
}
.cta-section .container{position:relative;z-index:2;display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap}
.cta-section h3{font-size:26px;font-weight:700;letter-spacing:1px;margin-bottom:8px}
.cta-section .cta-desc{font-size:14.5px;color:rgba(255,255,255,.80)}
.cta-actions{display:flex;gap:16px;align-items:center;flex-wrap:wrap}
.cta-tel{display:inline-flex;align-items:center;gap:11px;font-size:19px;font-weight:700;color:#fff}
.cta-tel:hover{color:#fff}
.cta-tel i{
  width:42px;height:42px;border-radius:50%;background:rgba(255,255,255,.16);
  display:flex;align-items:center;justify-content:center;font-size:16px;
}

/* ---------- 页脚 ---------- */
.footer{background:var(--navy-950);color:rgba(255,255,255,.62);font-size:14px}
.footer-main{
  padding:64px 0 48px;display:grid;
  grid-template-columns:4fr 2fr 2.4fr 3fr;gap:36px;
}
.footer h4{
  color:#fff;font-size:16px;font-weight:600;letter-spacing:1px;
  margin-bottom:22px;position:relative;padding-bottom:12px;
}
.footer h4::after{content:'';position:absolute;left:0;bottom:0;width:26px;height:2px;background:var(--blue-light);border-radius:2px}
.footer-brand .navbar-brand-xixian{margin-bottom:18px}
.footer-brand .logo-text{color:#fff}
.footer-brand .brand-sub{color:rgba(255,255,255,.45)}
.footer-brand .brand-desc{line-height:1.9;margin-bottom:22px}
.footer-qrcodes{display:flex;gap:14px}
.footer-qrcode-item{text-align:center}
.footer-qrcode-item img{
  display:block;width:92px;height:92px;object-fit:cover;
  background:#fff;border-radius:8px;padding:5px;margin:0 auto;
}
.footer-qrcode-item span{display:block;font-size:12px;margin-top:7px;color:rgba(255,255,255,.55)}
.footer-links ul li{margin-bottom:11px}
.footer-links a{color:rgba(255,255,255,.62)}
.footer-links a::before{content:'\f105';font-family:FontAwesome;margin-right:8px;color:var(--blue-light);font-size:12px}
.footer-links a:hover{color:#fff;padding-left:4px}
.footer-contact li{display:flex;gap:12px;margin-bottom:15px;line-height:1.7}
.footer-contact i{color:var(--blue-light);margin-top:4px;width:16px;text-align:center;flex-shrink:0}
/* ---------- 友情链接 ---------- */
.friend-links{border-top:1px solid rgba(255,255,255,.09);padding:18px 0}
.friend-links-inner{display:flex;align-items:baseline;gap:18px;flex-wrap:wrap}
.fl-label{color:#fff;font-size:13px;font-weight:500;letter-spacing:.06em;flex-shrink:0}
.fl-list{display:flex;flex-wrap:wrap;gap:8px 22px;list-style:none;margin:0;padding:0}
.fl-list a{color:rgba(255,255,255,.55);font-size:13px}
.fl-list a:hover{color:#fff}
.fl-list img{height:30px;background:#fff;border-radius:4px;padding:3px;display:block}

/* ---------- 页脚底部 ---------- */
.footer-bottom{border-top:1px solid rgba(255,255,255,.09);padding:20px 0;font-size:13px}
.footer-bottom .container{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap}
.footer-bottom p{margin:0}
.footer-bottom a{color:rgba(255,255,255,.62)}
.footer-bottom a:hover{color:#fff}
.footer-bottom .ghs-ico{width:20px;height:20px;vertical-align:-5px;margin-right:5px}

/* ---------- 移动端底部快捷条 ---------- */
.quickbar{display:none}

/* ---------- 内页:页面 Banner ---------- */
.page-banner{
  height:230px;display:flex;align-items:center;justify-content:center;
  text-align:center;color:#fff;position:relative;overflow:hidden;
  background:linear-gradient(120deg,var(--navy-950) 0%,var(--primary) 60%,var(--blue) 100%);
}
.page-banner::before{
  content:'';position:absolute;inset:0;opacity:.5;pointer-events:none;
  background:
    radial-gradient(560px 260px at 14% -10%,rgba(77,141,255,.35),transparent 62%),
    radial-gradient(520px 280px at 88% 120%,rgba(29,95,224,.40),transparent 62%),
    linear-gradient(rgba(148,178,255,.08) 1px,transparent 1px),
    linear-gradient(90deg,rgba(148,178,255,.08) 1px,transparent 1px);
  background-size:auto,auto,54px 54px,54px 54px;
}
.page-banner-content{position:relative;z-index:2;padding:0 20px}
.page-banner h1,.page-banner .page-banner-title{
  font-size:32px;font-weight:700;letter-spacing:2px;margin-bottom:10px;color:#fff;
}
.page-banner p{font-size:14.5px;color:rgba(255,255,255,.68);letter-spacing:1px}

.breadcrumb-wrapper{background:#fff;border-bottom:1px solid var(--line);padding:14px 0}
.breadcrumb{margin:0;background:transparent;font-size:13.5px;flex-wrap:wrap}
.breadcrumb a{color:var(--ink-3)}
.breadcrumb a:hover{color:var(--blue)}
.breadcrumb .breadcrumb-item+.breadcrumb-item::before{content:'\f105';font-family:FontAwesome;color:#C4CCDA}
.breadcrumb .breadcrumb-item.active,.breadcrumb li:last-child,.breadcrumb li:last-child a{color:var(--blue);font-weight:500}

/* ---------- 内页:文章/单页 ---------- */
.content-section{padding:56px 0;background:var(--bg)}
.article-content{
  background:#fff;padding:44px 48px;border-radius:16px;
  border:1px solid var(--line);box-shadow:var(--shadow-sm);
}
.article-title{margin-bottom:26px;padding-bottom:22px;border-bottom:1px solid var(--line)}
.article-title h1{font-size:26px;font-weight:700;color:var(--ink);line-height:1.45;margin-bottom:14px}
.article-meta{display:flex;flex-wrap:wrap;gap:10px 24px;color:var(--ink-3);font-size:13px}
.article-meta i{color:var(--blue);margin-right:5px}
.article-body{font-size:15.5px;line-height:2;color:#3E4B63;word-break:break-word}
.article-body p{margin-bottom:18px;text-align:justify}
.article-body img{max-width:100%;height:auto;border-radius:10px;margin:8px 0}
.article-body h2,.article-body h3,.article-body h4{color:var(--ink);font-weight:700;margin:26px 0 14px;line-height:1.5}
.article-body h2{font-size:21px;padding-left:13px;border-left:4px solid var(--blue)}
.article-body h3{font-size:18px}
.article-body h4{font-size:16px}
.article-body ul,.article-body ol{margin:0 0 18px;padding-left:24px}
.article-body ul{list-style:disc}
.article-body ol{list-style:decimal}
.article-body li{margin-bottom:8px}
.article-body a{color:var(--blue)}
.article-body a:hover{text-decoration:underline}
.article-body blockquote{
  margin:0 0 18px;padding:16px 20px;background:var(--sky);
  border-left:4px solid var(--blue);border-radius:0 10px 10px 0;color:var(--ink-2);
}
.article-body blockquote p{margin-bottom:0}
.article-body table{width:100%;border-collapse:collapse;margin-bottom:18px}
.article-body table td,.article-body table th{border:1px solid var(--line);padding:10px 14px;font-size:14px}
.article-body table th{background:var(--bg);color:var(--ink);font-weight:600}
.article-body strong,.article-body b{color:var(--ink)}
.article-pager{margin-top:30px;padding-top:24px;border-top:1px solid var(--line)}
.article-pager p{margin-bottom:10px;font-size:14.5px;color:var(--ink-2)}
.article-pager strong{color:var(--ink);font-weight:600}
.article-pager a:not(.btn-x){color:var(--blue)}
.article-pager a:not(.btn-x):hover{text-decoration:underline}
.article-back{margin-top:8px}

/* ---------- 内页:列表页 ---------- */
.list-section{padding:56px 0;background:var(--bg)}
.list-stack{display:flex;flex-direction:column;gap:18px}
.list-item{
  display:flex;gap:24px;padding:22px;background:#fff;
  border:1px solid var(--line);border-radius:14px;transition:all .3s;
}
.list-item:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:rgba(29,95,224,.3)}
.list-item-image{
  width:230px;height:158px;flex-shrink:0;border-radius:10px;overflow:hidden;
  background:linear-gradient(135deg,var(--navy-800),var(--blue)) center/cover no-repeat;
}
.list-item-content{flex:1;display:flex;flex-direction:column;justify-content:center;min-width:0}
.list-item-content h3{font-size:18.5px;font-weight:700;margin-bottom:10px;line-height:1.5}
.list-item-content h3 a{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.list-item-content h3 a:hover{color:var(--blue)}
.list-item-content>p{
  color:var(--ink-2);font-size:14px;line-height:1.8;margin-bottom:14px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.list-item-meta{display:flex;flex-wrap:wrap;gap:8px 20px;color:var(--ink-3);font-size:12.5px}
.list-item-meta span{display:flex;align-items:center;gap:5px}
.list-item-meta i{color:var(--blue)}

/* 产品/案例卡片网格 */
.product-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.product-card{
  background:#fff;border:1px solid var(--line);border-radius:14px;
  overflow:hidden;transition:all .3s;display:flex;flex-direction:column;height:100%;
}
.product-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg);border-color:rgba(29,95,224,.3)}
.product-card .pic{
  height:200px;overflow:hidden;position:relative;
  background:linear-gradient(135deg,var(--navy-800),var(--blue)) center/cover no-repeat;
}
.product-card .pic img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.product-card:hover .pic img{transform:scale(1.07)}
.product-card .body{padding:20px 22px 22px;flex:1;display:flex;flex-direction:column}
.product-card .body h3{font-size:16.5px;font-weight:700;margin-bottom:9px;line-height:1.5}
.product-card .body h3 a{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.product-card .body h3 a:hover{color:var(--blue)}
.product-card .body p{
  font-size:13.5px;color:var(--ink-2);display:-webkit-box;-webkit-line-clamp:2;
  -webkit-box-orient:vertical;overflow:hidden;flex:1;
}
.product-card .body .service-link{margin-top:14px}

/* 案例网格 */
.case-list-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}

/* FAQ 列表 */
.faq-list{display:flex;flex-direction:column;gap:16px;background:transparent;border:0;box-shadow:none;padding:0}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:14px;
  padding:24px 28px;transition:all .3s;
}
.faq-item:hover{border-color:rgba(29,95,224,.35);box-shadow:var(--shadow-sm)}
.faq-question{font-size:16.5px;font-weight:700;margin-bottom:10px;line-height:1.55;position:relative;padding-left:34px}
.faq-question::before{
  content:'Q';position:absolute;left:0;top:1px;width:24px;height:24px;line-height:24px;
  text-align:center;background:linear-gradient(135deg,var(--primary),var(--blue));
  color:#fff;font-size:13px;border-radius:8px;
}
.faq-question a:hover{color:var(--blue)}
.faq-answer{color:var(--ink-2);font-size:14.5px;line-height:1.9;padding-left:34px;
  display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}

/* ---------- 内页:侧边栏 ---------- */
.sidebar-widget{
  background:#fff;border:1px solid var(--line);border-radius:14px;
  padding:26px;margin-bottom:24px;box-shadow:var(--shadow-sm);
}
.sidebar-widget h3{
  font-size:17px;font-weight:700;margin-bottom:18px;padding-bottom:12px;
  border-bottom:2px solid var(--line);color:var(--ink);position:relative;
}
.sidebar-widget h3::after{content:'';position:absolute;left:0;bottom:-2px;width:40px;height:2px;background:var(--blue)}
.sidebar-list li{
  padding:10px 0;border-bottom:1px dashed var(--line);
  display:flex;align-items:center;gap:9px;
}
.sidebar-list li:last-child{border-bottom:none}
.sidebar-list li i{color:var(--blue);font-size:12px}
.sidebar-list li a{color:var(--ink-2);font-size:14px;flex:1;line-height:1.6}
.sidebar-list li a:hover,.sidebar-list li.active a{color:var(--blue)}
.sidebar-contact p{display:flex;gap:10px;margin-bottom:12px;font-size:13.5px;color:var(--ink-2);line-height:1.7}
.sidebar-contact i{color:var(--blue);margin-top:4px;width:14px;text-align:center;flex-shrink:0}

/* ---------- 分页 ---------- */
.pagination-wrapper{text-align:center;margin-top:40px}
.pagination{display:inline-flex;flex-wrap:wrap;gap:8px;padding-left:0;margin:0;list-style:none}
.pagination li{margin:0}
.pagination a{
  display:flex;align-items:center;justify-content:center;
  min-width:38px;height:38px;padding:0 14px;border-radius:9px;
  color:var(--ink-2);background:#fff;border:1px solid var(--line);
  font-size:14px;transition:all .2s;
}
.pagination a:hover{color:var(--blue);border-color:var(--blue);background:var(--sky)}
.pagination li.active a,.pagination a.active,.pagination a.page-num-current{
  color:#fff;background:var(--blue);border-color:var(--blue);font-weight:600;
}
.pagination a.page-num-current:hover{color:#fff;background:var(--blue)}
.pagination span.page-num{
  display:flex;align-items:center;justify-content:center;
  min-width:38px;height:38px;padding:0 6px;color:var(--ink-3);font-size:14px;
}
.pagination a.disabled{color:#B6BFCE;pointer-events:none;background:#fff;border-color:var(--line)}

/* ---------- 搜索空结果 ---------- */
.search-empty{text-align:center;padding:60px 0}
.search-empty h3{font-size:20px;font-weight:700;margin-bottom:10px}
.search-empty p{color:var(--ink-3);font-size:14px}

/* ---------- 入场动效 ---------- */
.reveal{opacity:0;transform:translateY(26px);transition:opacity .7s ease,transform .7s ease}
.reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  .reveal{opacity:1;transform:none;transition:none}
}

/* ---------- 响应式 ---------- */
@media (max-width:1200px){
  .nav-menu>li>a{padding:27px 11px;font-size:14.5px}
  .navbar-brand-xixian{margin-right:0}
  .nav-cta{display:none}
}
@media (max-width:992px){
  .topbar-left span em{display:none}
  .nav-menu{display:none}
  .mobile-menu-toggle{
    display:flex;align-items:center;justify-content:center;
    width:42px;height:42px;border:0;background:transparent;
    color:var(--primary);font-size:21px;cursor:pointer;margin-left:auto;flex-shrink:0;
  }
  .navbar-xixian .container{height:66px}
  .navbar-brand-xixian .navbar-logo{height:32px}
  .navbar-brand-xixian .logo-text{font-size:17px;max-width:calc(100vw - 160px);overflow:hidden;text-overflow:ellipsis}
  .hero{height:560px}
  .hero-panel{display:none}
  .hero-content h1{font-size:34px}
  .section{padding:64px 0}
  .section-head h2{font-size:27px}
  .service-grid{grid-template-columns:repeat(2,1fr)}
  .case-grid,.case-list-grid{grid-template-columns:repeat(2,1fr)}
  .about-wrap{grid-template-columns:1fr;gap:44px}
  .about-media>img{height:340px}
  .stats-section .container{grid-template-columns:repeat(2,1fr);row-gap:34px}
  .stat-item:nth-child(3)::before{display:none}
  .news-card:first-child{flex-direction:column}
  .news-card:first-child .news-image{width:100%;min-height:0;height:200px}
  .footer-main{grid-template-columns:1fr 1fr;gap:32px}
  .article-content{padding:32px 30px}
  .product-grid{grid-template-columns:repeat(2,1fr)}
  .col-md-3.sidebar-col{margin-top:36px}
}
@media (max-width:768px){
  .topbar .container{justify-content:center}
  .topbar-left{display:none}
  .brand-sub{display:none}
  .hero{height:520px}
  .hero-content h1{font-size:27px}
  .hero-content p{font-size:14.5px;margin-bottom:26px}
  .hero-tag{font-size:12px;padding:7px 14px;margin-bottom:20px}
  .section{padding:52px 0}
  .section-head{margin-bottom:38px}
  .section-head h2{font-size:23px}
  .service-grid,.product-grid,.case-grid,.case-list-grid{grid-template-columns:1fr}
  .about-feats{grid-template-columns:1fr}
  .about-text h2{font-size:24px}
  .news-wrap{grid-template-columns:1fr;gap:18px}
  .news-card,.news-card:first-child{grid-column:span 1;flex-direction:column}
  .news-card:first-child .news-image{width:100%;height:190px;min-height:0}
  .cta-section h3{font-size:21px}
  .page-banner{height:190px}
  .page-banner h1,.page-banner .page-banner-title{font-size:25px}
  .list-item{flex-direction:column;gap:16px;padding:16px}
  .list-item-image{width:100%;height:190px}
  .article-content{padding:24px 20px;border-radius:13px}
  .article-title h1{font-size:21px}
  .footer-main{grid-template-columns:1fr 1fr;gap:26px 20px;padding:48px 0 40px}
  .footer-brand,.footer-contact{grid-column:1 / -1}
  .footer-bottom .container{justify-content:center;text-align:center}
  .quickbar{
    display:flex;position:fixed;left:0;right:0;bottom:0;z-index:1200;
    background:#fff;box-shadow:0 -6px 24px rgba(15,35,80,.14);
  }
  .quickbar a{
    flex:1;display:flex;flex-direction:column;align-items:center;gap:3px;
    padding:10px 0 9px;font-size:12px;color:var(--ink);
  }
  .quickbar a i{font-size:17px;color:var(--blue)}
  .quickbar a.qb-hot{background:var(--blue);color:#fff;font-weight:600}
  .quickbar a.qb-hot i{color:#fff}
  body{padding-bottom:52px}
  .pagination a{min-width:34px;height:34px;padding:0 10px;font-size:13px}
}